CN113827879A - Multipurpose integral type decline protector - Google Patents
Multipurpose integral type decline protector Download PDFInfo
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- CN113827879A CN113827879A CN202111192840.9A CN202111192840A CN113827879A CN 113827879 A CN113827879 A CN 113827879A CN 202111192840 A CN202111192840 A CN 202111192840A CN 113827879 A CN113827879 A CN 113827879A
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- 230000001012 protector Effects 0.000 title claims abstract description 28
- 230000007423 decrease Effects 0.000 title description 3
- 239000002245 particle Substances 0.000 claims description 9
- 230000009286 beneficial effect Effects 0.000 abstract description 8
- 230000009194 climbing Effects 0.000 abstract description 4
- 239000011435 rock Substances 0.000 abstract description 3
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- 238000012986 modification Methods 0.000 description 4
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B1/00—Devices for lowering persons from buildings or the like
- A62B1/06—Devices for lowering persons from buildings or the like by making use of rope-lowering devices
- A62B1/14—Devices for lowering persons from buildings or the like by making use of rope-lowering devices with brakes sliding on the rope
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B1/00—Devices for lowering persons from buildings or the like
- A62B1/06—Devices for lowering persons from buildings or the like by making use of rope-lowering devices
- A62B1/18—Other single parts for rope lowering-devices, e.g. take-up rollers for ropes, devices for shooting ropes
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B35/00—Safety belts or body harnesses; Similar equipment for limiting displacement of the human body, especially in case of sudden changes of motion
- A62B35/0081—Equipment which can travel along the length of a lifeline, e.g. travelers
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- Emergency Lowering Means (AREA)
Abstract
The invention discloses a multipurpose integrated descending protector, which relates to the field of high-altitude operation, rock climbing and fire-fighting slow descending equipment and appliances, and comprises a rope friction buckle-in ring, wherein the right side wall of the rope friction buckle-in ring is symmetrically and fixedly connected with an upper positioning ear hook and an upper positioning ear hook, the arrangement direction of the upper positioning ear hook is upward, and the arrangement direction of the upper positioning ear hook is opposite; the rope friction saddle is fixedly connected to the bottom of the rope friction buckle-in ring, and the rope friction buckle-in ring is convenient to connect with a safety belt and is beneficial to practical use.
Description
Technical Field
The invention relates to the field of aerial work, rock climbing and fire-fighting slow descent equipment and appliances, in particular to a multipurpose integrated descent protector.
Background
In the field of overhead operation, rock climbing and fire-fighting slow-descent equipment, various descent protectors are provided, namely, a descender (descaler), namely a protector for protecting operators (sometimes needing to protect trapped people) in sports (expanding training, mountain climbing, extreme conditions, outdoors and the like) and rescue, and the protector is also called a descent protector. It is opposite to 'ascender' (ascender), and it enhances the buffer effect by increasing the friction force to the rope (steel cable, rail), thus achieving the purpose of 'slow descent'. Common descenders are mainly stop descent protectors, 8-rings (resume 8), MPDs (multi-function pulleys), and the like.
The existing descending protector is inconvenient to be connected with a safety belt, and the descending protector is inconvenient to stably brake after a rope is stopped and can also slide.
A multipurpose integrated descent protector is therefore proposed to solve the above problems.
Disclosure of Invention
The invention aims to provide a multipurpose integrated descending protector to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme that the multipurpose integrated descending protector comprises a rope friction buckle-in ring, wherein the right side wall of the rope friction buckle-in ring is symmetrically and fixedly connected with an upper positioning ear hook and an upper positioning ear hook, the arrangement direction of the upper positioning ear hook is upward, and the arrangement direction of the upper positioning ear hook is opposite;
the bottom of the rope friction buckle-in ring is fixedly connected with a rope friction saddle part, the side wall of the rope friction saddle part is fixedly connected with a first brake structure for rope braking, the first brake structure comprises a first tension spring, an L-shaped pull plate, an arc-shaped groove, a first transverse block, a rotating roller, a convex particle, a U-shaped supporting block, a second transverse plate, a right-angle trapezoidal block, a second tension spring and a sliding plate, the arc-shaped plate, the first transverse block and the second transverse plate are all fixedly arranged on the side wall of the rope friction saddle part, the lower end of the arc-shaped plate is provided with the arc-shaped groove similar to the arc-shaped plate in shape, the first transverse block is attached to the sliding plate through the arranged transverse hole in a sliding manner, the left end of the sliding plate is fixedly connected with the right-angle trapezoidal block, the second tension spring is fixedly connected between the right end of the right-angle trapezoidal block and the left end of the first transverse block, and the second tension spring is sleeved on the sliding plate, the second transverse plate is connected with the L-shaped pulling plate in a sliding mode through a sliding hole, the top of the L-shaped pulling plate is fixedly connected with a U-shaped supporting block, a first tension spring is fixedly connected between the bottom of the U-shaped supporting block and the top of the second transverse plate, the inner top of the U-shaped supporting block is fixedly connected with a rotating roller, the rotating roller moves in the arc-shaped groove, and convex particles used for increasing friction force are uniformly and fixedly connected to the outer wall of the rotating roller;
the safety lock comprises an upper straight block, a convex block, a thread sleeve, a lower straight block, an upper U-shaped block, an upper thread column, a lower U-shaped block, a fixing bolt, a polygonal nut and a polygonal groove, wherein the polygonal groove is formed in one end of the lower U-shaped block and one end of the upper U-shaped block, the polygonal nut is inserted into the polygonal groove, the lower U-shaped block and the upper U-shaped block are slidably connected with the fixing bolt through a sliding hole, the upper straight block is slidably connected into the upper U-shaped block, the lower straight block is slidably connected into the lower U-shaped block, the threaded end of the fixing bolt penetrates through a transverse hole of the upper straight block and the lower straight block to be in threaded connection with the polygonal nut, the upper thread column is fixedly connected to the bottom of the upper U-shaped block, the upper threaded column is in threaded connection with a threaded sleeve, the outer wall of the threaded sleeve is uniformly and fixedly connected with a lug for increasing friction force along the circumferential direction, the bottom of the threaded sleeve is in threaded connection with a lower threaded column, and the lower threaded column is fixedly installed at the top of the lower U-shaped block;
the upper threaded column is connected with a second braking structure for braking the threaded sleeve, the second braking structure comprises a straight groove, a limiting column, a groove, a circular ring plate, a threaded pin, a mounting groove, a brake block, an inclined guide groove, a transverse groove, a torsional spring and a third tension spring, the straight groove is formed in the top of the threaded sleeve, the mounting groove is formed in the outer wall of the threaded sleeve, the threaded pin is rotationally connected in the mounting groove, the torsional spring is fixedly connected at the inner end of the threaded pin, the brake block is fixedly connected at the outer end of the torsional spring, the inclined guide groove is formed in the left end of the top of the brake block, the groove is formed in the upper side of the right end of the brake block, the transverse groove is formed in the side wall of the upper threaded column, the circular ring plate is fixedly connected at the outer end of the transverse groove of the upper threaded column, the third tension spring is fixedly connected on the inner wall of the circular ring plate, and the limiting column is fixedly connected at the inner end of the third tension spring, the outer end of the limiting column is in sliding connection with the groove in an attaching mode.
Furthermore, the sliding plate is pulled rightwards during rope braking, the sliding plate drives the left end of the right-angle trapezoidal block to move across the right end of the L-shaped pulling plate, and the restoring force of the first tension spring drives the rotating roller to move upwards to be matched with the rope contact rotating roller and the arc-shaped plate to brake the rope.
Further, the restoring force of the second tension spring pushes the right-angled trapezoidal block on the top of the lateral portion of the L-shaped pulling plate when the rope is not braked.
Furthermore, the outer wall of the U-shaped supporting block is attached to and slidably connected with the side wall of the arc-shaped groove and the side wall of the rope friction saddle.
Furthermore, the lower straight block is fixedly arranged at the top of the left end of the C-shaped hook, and the upper straight block is fixedly arranged at the bottom of the left end of the rope friction saddle.
Furthermore, the left end of the C-shaped hook is opened after the top of the threaded sleeve is separated from the upper threaded column, the safety belt is placed in the C-shaped hook, and then the safety belt is limited in the C-shaped hook when the threaded sleeve is in threaded connection with the upper threaded column and the lower threaded column.
Furthermore, the threaded sleeve drives the brake block to move when the threaded sleeve rotates, the inclined guide groove is firstly contacted with the limiting column when the brake block rotates, and the limiting column pushes the brake block to rotate towards the straight groove along the threaded pin.
Furthermore, the brake block is driven to rotate by the restoring force of the torsion spring after the brake block moves over the limiting column, and the brake block drives the groove to be in contact with the limiting column in a fitting mode.
Furthermore, when the threaded sleeve rotates and moves downwards, the brake block is attached to and contacts the side wall of the straight groove to limit the limiting column, the threaded sleeve is prevented from continuing to rotate, and the third tension spring is in an original state.
Furthermore, when the threaded sleeve needs to rotate downwards continuously, the groove is pushed to move inwards, and the threaded sleeve can rotate continuously after the groove is separated from the brake block.
The invention has the beneficial effects that:
according to the invention, the lug of the safety structure of the lockset is rotated anticlockwise, the lug drives the threaded sleeve to rotate anticlockwise, the threaded sleeve is pushed outwards after being separated from the rear upper threaded column, the space between the threaded sleeve and the upper threaded column is opened, the left end of the C-shaped hook is opened after the top of the threaded sleeve is separated from the upper threaded column, then the safety belt is placed in the C-shaped hook, and the safety belt is limited in the C-shaped hook when the threaded sleeve is in threaded connection with the upper threaded column and the lower threaded column, so that the safety structure is convenient to connect with the safety belt and is beneficial to practical use;
according to the invention, when the threaded sleeve rotates to the top end, the threaded sleeve drives the brake block of the second brake structure to move, when the brake block rotates, the inclined guide groove is firstly contacted with the limiting column, the limiting column pushes the brake block to rotate towards the straight groove along the threaded pin, after the brake block moves over the limiting column, the restoring force of the torsional spring drives the brake block to rotate, the brake block drives the groove to be in contact with the limiting column in a fitting manner, the brake block realizes braking on the groove, the lug is prevented from rotating clockwise, the threaded sleeve and the upper threaded column are effectively prevented from being separated, the connection stability of the threaded sleeve and the upper threaded column is ensured, when the threaded sleeve needs to continue to rotate downwards, the groove is pushed to move inwards, after the groove is separated from the brake block, the threaded sleeve can continue to rotate, and the threaded sleeve and the upper threaded column are convenient to separate;
when the rope is normally used, the restoring force of the second tension spring of the first braking structure pushes the right-angle trapezoidal block to be on the top of the transverse part of the L-shaped pulling plate, the sliding plate is pulled rightwards when the rope is braked, the sliding plate drives the left end of the right-angle trapezoidal block to move over the right end of the L-shaped pulling plate, the restoring force of the first tension spring drives the rotating roller to move upwards to be matched with the rope contact rotating roller and the arc-shaped plate to brake the rope, the descending protector conveniently performs stable braking after the rope is stopped, the sliding phenomenon is avoided, meanwhile, the convex particles on the surface are beneficial to improving contact friction, and the braking effect is ensured.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a front view of the structure of the present invention
FIG. 2 is a second front view of the structure of the present invention;
FIG. 3 is a left side view of FIG. 2 in accordance with the present invention;
FIG. 4 is a rear view of FIG. 2 in accordance with the present invention;
FIG. 5 is a right side view of FIG. 2 of the present invention;
FIG. 6 is a schematic view of the first braking configuration of FIG. 2 in accordance with the present invention;
FIG. 7 is a cross-sectional view of the structure of FIG. 2 in accordance with the present invention;
FIG. 8 is a cross-sectional view of the upper straight block and its connection structure of FIG. 2 according to the present invention;
FIG. 9 is an enlarged view of the structure at A of FIG. 2 according to the present invention;
FIG. 10 is an enlarged view of the structure at B of FIG. 3 according to the present invention;
FIG. 11 is an enlarged view of the structure at C of FIG. 7 according to the present invention;
in the drawings, the components represented by the respective reference numerals are listed below:
1. the rope is frictionally buckled into the ring 2, the rope is frictionally buckled into the saddle portion 3, the first brake structure 301, the first tension spring 302, the L-shaped pulling plate 303, the arc-shaped plate 304, the arc-shaped groove 305, the first transverse block 306, the rotating roller 307, the convex particle 308, the U-shaped supporting block 309, the second transverse plate 310, the right-angled trapezoidal block 311, the second tension spring 312, the sliding plate 4, the C-shaped hook 5, the upper positioning ear hook 6, the upper positioning ear hook 7, the lock safety structure 701, the upper straight block 702, the convex block 703, the threaded sleeve 704, the lower straight block 705, the upper U-shaped block 706, the upper threaded column 707, the lower threaded column 708, the lower U-shaped block 709, the fixing bolt 710, the polygonal nut 711, the polygonal groove 8, the second brake structure 801, the straight groove 802, the limiting column 803, the groove 804, the circular ring plate 805, the threaded pin 806, the mounting groove 807, the brake block 808, the inclined guide groove 809, the transverse groove 810, the torsion spring 811 and the third tension spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The present invention will be further described with reference to the following examples.
Example 1
As shown in figure 1, a multipurpose integral type decline protector, including rope friction knot income ring 1, rope friction is detained and is detained last location ear hook 5 and last location ear hook 6 of the right side wall symmetry fixedly connected with of ring 1, it is upwards to go up the direction that sets up of location ear hook 5, it is opposite to go up the direction that sets up of location ear hook 6, rope friction detains the bottom fixedly connected with rope friction saddle 2 of ring 1, the right-hand member below of rope friction saddle 2 is equipped with C shape hook 4, be connected with tool to lock safety device 7 between the left end of rope friction saddle 2 and the left end of C shape hook 4.
The rope passing through the rope friction buckle-in ring 1 passes through the bottom of the C-shaped hook 4 and is sleeved on the outer side of the rope friction saddle 2, and the rope friction buckle-in ring is connected with the upper positioning ear hook 5 and the upper positioning ear hook 6 for use.
Example 2
Example 2 is a further modification to example 1.
As shown in fig. 2-11, a rope friction saddle 2 is fixedly connected to the bottom of the rope friction snap-in ring 1, a first braking structure 3 for rope braking is fixedly connected to the side wall of the rope friction saddle 2, the first braking structure 3 includes a first tension spring 301, an L-shaped pulling plate 302, an arc-shaped plate 303, an arc-shaped groove 304, a first cross block 305, a rotating roller 306, a convex particle 307, a U-shaped supporting block 308, a second cross plate 309, a right-angle trapezoidal block 310, a second tension spring 311 and a sliding plate 312, the arc-shaped plate 303, the first cross block 305 and the second cross plate 309 are all fixedly mounted on the side wall of the rope friction saddle 2, the arc-shaped groove 304 similar to the arc-shaped plate 303 is formed at the lower end of the arc-shaped plate 303, the first cross block 305 is attached to and slidably connected to the sliding plate 312 through a cross hole formed therein, the right-angle trapezoidal block 310 is fixedly connected to the left end of the sliding plate 312, a second tension spring 311 is fixedly connected between the right end of the right-angle trapezoidal block 310 and the left end of the first cross block 305, and the second tension spring 311 is sleeved on the sliding plate 312, the second transverse plate 309 is slidably connected with the L-shaped pulling plate 302 through a slide hole, the top of the L-shaped pulling plate 302 is fixedly connected with a U-shaped supporting block 308, a first tension spring 301 is fixedly connected between the bottom of the U-shaped supporting block 308 and the top of the second transverse plate 309, the inner top of the U-shaped supporting block 308 is fixedly connected with a rotating roller 306, the rotating roller 306 moves in the arc-shaped groove 304, the outer wall of the rotating roller 306 is uniformly and fixedly connected with a convex grain 307 for increasing friction force, the sliding plate 312 is pulled rightwards during rope braking, the sliding plate 312 drives the left end of the right-angled trapezoid 310 to move through the right end of the L-shaped pulling plate 302, the restoring force of the first tension spring 301 drives the rotating roller 306 to move upwards to be matched with the rotating roller 306 and the arc-shaped plate 303 to brake the rope, when the rope does not need to brake, the restoring force of the second tension spring 311 pushes the right-angled trapezoid 310 on the top of the transverse position of the L-shaped pulling plate 302, the outer wall of the U-shaped supporting block 308 is in fit sliding connection with the side wall of the arc-shaped groove 304 and the side wall of the rope friction saddle 2, when a rope is normally used, the restoring force of a second tension spring 311 of the first braking structure 3 pushes the right-angle trapezoidal block 310 to be on the top of the transverse part of the L-shaped pulling plate 302, the sliding plate 312 is pulled rightwards when the rope is braked, the sliding plate 312 drives the left end of the right-angle trapezoidal block 310 to move across the right end of the L-shaped pulling plate 302, the restoring force of the first tension spring 301 drives the rotating roller 306 to move upwards to be matched with the rope contact rotating roller 306 and the arc-shaped plate 303 to brake the rope, the descending protector conveniently performs stable braking after the rope is stopped, the sliding phenomenon is avoided, meanwhile, the convex particles 307 on the surface of the rotating roller 306 are beneficial to lifting of contact friction force, and the braking effect is ensured;
example 3
Example 3 is a further modification to example 2.
As shown in fig. 2-11, a C-shaped hook 4 is arranged below the right end of the rope friction saddle 2, a lock safety structure 7 is connected between the left end of the rope friction saddle 2 and the left end of the C-shaped hook 4, the lock safety structure 7 comprises an upper straight block 701, a convex block 702, a thread sleeve 703, a lower straight block 704, an upper U-shaped block 705, an upper threaded column 706, a lower threaded column 707, a lower U-shaped block 708, a fixing bolt 709, a polygonal nut 710 and a polygonal groove 711, one end of the lower U-shaped block 708 and the upper U-shaped block 705 is provided with the polygonal groove 711, the polygonal nut 710 is inserted into the polygonal groove 711, the lower U-shaped block 708 and the upper U-shaped block 705 are slidably connected with the fixing bolt 709 through a sliding hole, the upper straight block 701 is slidably connected with the upper U-shaped block 705, the lower straight block 708 is slidably connected with the lower U-shaped block 708, a threaded end of the fixing bolt 709 penetrates through a transverse hole of the upper straight block 701 and the lower straight block 704 and is threadedly connected with the polygonal nut 710, an upper threaded column 706 is fixedly connected to the bottom of the upper U-shaped block 705, a threaded sleeve 703 is in threaded connection with the upper threaded column 706, a lug 702 used for increasing friction force is uniformly and fixedly connected to the outer wall of the threaded sleeve 703 along the circumferential direction, a lower threaded column 707 is in threaded connection with the bottom of the threaded sleeve 703, the lower threaded column 707 is fixedly installed at the top of the lower U-shaped block 708, a lower straight block 704 is fixedly installed at the top of the left end of the C-shaped hook 4, an upper straight block 701 is fixedly installed at the bottom of the left end of the rope friction saddle 2, the left end of the C-shaped hook 4 is opened after the top of the threaded sleeve 703 is separated from the upper threaded column 706, the safety belt is placed in the C-shaped hook 4, the safety belt is limited in the C-shaped hook 4 when the threaded sleeves are both in threaded connection with the upper threaded column 706 and the lower threaded column 707, the lug 702 of the lock safety structure 7 is rotated anticlockwise, the lug 702 drives the threaded sleeve 703 to rotate anticlockwise, and the threaded sleeve 703 is separated from the rear upper threaded column 706, the threaded sleeve 703 is pushed outwards, the space between the threaded sleeve 703 and the upper threaded column 706 is opened, the left end of the C-shaped hook 4 is opened after the top of the threaded sleeve 703 is separated from the upper threaded column 706, the safety belt is placed in the C-shaped hook 4, and the safety belt is limited in the C-shaped hook 4 when the threaded sleeve 703 is in threaded connection with the upper threaded column 706 and the lower threaded column 707, so that the safety belt is conveniently connected with the safety belt, and the safety belt is beneficial to practical use;
example 4
Example 3 is a further modification to example 1.
As shown in fig. 2 to 11, the upper threaded column 706 is connected with a second braking structure 8 for braking the threaded sleeve 703, the second braking structure 8 includes a straight groove 801, a limiting column 802, a groove 803, a circular plate 804, a threaded pin 805, a mounting groove 806, a brake block 807, an inclined guide groove 808, a transverse groove 809, a torsion spring 810 and a third tension spring 811, the top of the threaded sleeve 703 is provided with the straight groove 801, the outer wall of the threaded sleeve 703 is provided with the mounting groove 806, the mounting groove 806 is rotatably connected with the threaded pin 805, the inner end of the threaded pin 805 is fixedly connected with the torsion spring 810, the outer end of the torsion spring 810 is fixedly connected with the brake block 807, the left end of the top of the brake block 807 is provided with the inclined guide groove 808, the upper side of the right end of the brake block 807 is provided with the groove 803, the side wall of the upper threaded column 706 is provided with the transverse groove 809, the outer end of the upper threaded column 706 is fixedly connected with the circular plate 804 at the outer end of the transverse groove 809, the inner wall of the circular plate 804 is fixedly connected with the third tension spring 811, the inner end of the third tension spring 811 is fixedly connected with a limit post 802, the outer end of the limit post 802 is in fit sliding connection with the groove 803, the thread bushing 703 drives the brake block 807 to move when the thread bushing 703 rotates, the inclined guide groove 808 contacts with the limit post 802 first when the brake block 807 rotates, the limit post 802 pushes the brake block 807 to rotate towards the straight groove 801 along the thread pin 805, the restoring force of the torsion spring 810 drives the brake block 807 to rotate after the brake block 807 moves past the limit post 802, the brake block 807 drives the groove 803 to be in fit contact with the limit post 802, the brake block 807 contacts with the side wall of the straight groove 801 to limit the limit post 802 when the thread bushing 703 rotates downwards, the thread bushing 703 is prevented from continuing to rotate, the third tension spring 811 is in an original state, the thread bushing 703 pushes the groove 803 to move inwards when the thread bushing 703 needs to continue to rotate downwards, the thread bushing 703 can continue to rotate after the groove 803 is separated from the brake block 807, when the thread bush 703 rotates to the uppermost end, the thread bush 703 drives the brake block 807 of the second brake structure 8 to move, when the brake block 807 rotates, the inclined guide groove 808 contacts with the limiting column 802 first, the limiting column 802 pushes the brake block 807 to rotate towards the straight groove 801 along the thread pin 805, after the brake block 807 moves over the limiting column 802, the restoring force of the torsion spring 810 drives the brake block 807 to rotate, the brake block 807 drives the groove 803 to be in contact with the limiting column 802 in a fitting manner, the brake block 807 realizes braking on the groove 803, the lug 702 is prevented from rotating in the clockwise direction, the thread bush 703 is effectively prevented from being separated from the upper thread column 706, the connection stability of the thread bush 703 and the upper thread column 706 is ensured, when the thread bush 703 needs to continue to rotate downwards, the groove 803 is pushed to move inwards, the thread bush 703 can continue to rotate after the groove 803 is separated from the brake block 807, and the thread bush 703 and the upper thread column 706 are convenient to separate.
When the safety belt is used, the threaded sleeve 703 needs to be continuously rotated downwards, the groove 803 is pushed to move inwards, the threaded sleeve 703 can be continuously rotated after the groove 803 is separated from the brake block 807, the threaded sleeve 703 is conveniently separated from the upper threaded column 706, the bump 702 of the safety structure 7 of the lockset is rotated anticlockwise, the bump 702 drives the threaded sleeve 703 to rotate anticlockwise, the threaded sleeve 703 is pushed outwards after the threaded sleeve 703 is separated from the upper threaded column 706, the threaded sleeve 703 and the upper threaded column 706 are subjected to opening treatment, the left end of the C-shaped hook 4 is opened after the top of the threaded sleeve 703 is separated from the upper threaded column 706, the safety belt is placed in the C-shaped hook 4, and the safety belt is limited in the C-shaped hook 4 when the threaded sleeve 703 is in threaded connection with the upper threaded column 706 and the lower threaded column 707, so that the safety belt is conveniently connected with the safety belt, and is beneficial to practical use; when the thread bush 703 rotates to the uppermost end, the thread bush 703 drives the brake block 807 of the second brake structure 8 to move, when the brake block 807 rotates, the inclined guide groove 808 is firstly contacted with the limit post 802, the limit post 802 pushes the brake block 807 to rotate towards the straight groove 801 along the thread pin 805, after the brake block 807 moves past the limit post 802, the restoring force of the torsion spring 810 drives the brake block 807 to rotate, the brake block 807 drives the groove 803 to be attached and contacted with the limit post 802, the brake block 807 realizes braking on the groove 803, the lug 702 is prevented from rotating in the clockwise direction, the thread bush 703 is effectively prevented from being separated from the upper thread post 706, and the connection stability of the thread bush 703 and the upper thread post 706 is ensured;
the rope passing through the rope friction buckle ring 1 is sleeved at the bottom of the C-shaped hook 4, the rope passes through the outer side of the rope friction saddle 2 and is connected with the upper positioning ear hook 5 and the upper positioning ear hook 6 to be used, when the rope is normally used, the restoring force of the second tension spring 311 of the first braking structure 3 pushes the right-angle trapezoidal block 310 to be on the top of the transverse part of the L-shaped pulling plate 302, the sliding plate 312 is pulled rightwards during rope braking, the sliding plate 312 drives the left end of the right-angle trapezoidal block 310 to move over the right end of the L-shaped pulling plate 302, the restoring force of the first tension spring 301 drives the rotating roller 306 to move upwards to be matched with the rope contact rotating roller 306 and the arc-shaped plate 303 to realize rope braking, the descending protector conveniently performs stable braking after rope braking, the sliding phenomenon is avoided, meanwhile, the convex particles 307 on the surface of the rotating roller 306 are beneficial to lifting contact friction force, and the braking effect is ensured.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (10)
1. A multipurpose integrated descent protector comprising a rope friction snap-in ring (1), characterized in that: rope friction is detained and is gone up location ear hook (5) and last location ear hook (6) in the right side wall symmetry fixedly connected with of ring (1), it upwards to go up the direction that sets up of location ear hook (5), it is opposite to go up the direction that sets up of location ear hook (6).
2. A multi-purpose integrated descent protector as defined in claim 1, wherein:
the rope friction buckle-in ring comprises a rope friction buckle-in ring (1), a rope friction saddle (2) is fixedly connected to the bottom of the rope friction buckle-in ring (1), a first brake structure (3) for rope braking is fixedly connected to the side wall of the rope friction saddle (2), the first brake structure (3) comprises a first tension spring (301), an L-shaped pull plate (302), an arc-shaped plate (303), an arc-shaped groove (304), a first transverse block (305), a rotating roller (306), a convex particle (307), a U-shaped supporting block (308), a second transverse plate (309), a right-angle trapezoidal block (310), a second tension spring (311) and a sliding plate (312), the arc-shaped plate (303), the first transverse block (305) and the second transverse plate (309) are fixedly mounted on the side wall of the rope friction buckle-in ring (2), the arc-shaped groove (304) similar to the arc-shaped plate (303) in shape is formed in the lower end of the arc-shaped plate (303), and the first transverse block (305) is in sliding connection with the sliding plate (312) in a sliding mode through a transverse hole formed in a fit manner, the left end of the sliding plate (312) is fixedly connected with a right-angle trapezoidal block (310), a second tension spring (311) is fixedly connected between the right end of the right-angle trapezoidal block (310) and the left end of the first transverse block (305), the second tension spring (311) is sleeved on the sliding plate (312), the second transverse plate (309) is slidably connected with the L-shaped pulling plate (302) through a sliding hole, the top of the L-shaped pulling plate (302) is fixedly connected with a U-shaped supporting block (308), a first tension spring (301) is fixedly connected between the bottom of the U-shaped supporting block (308) and the top of the second transverse plate (309), the inner top of the U-shaped supporting block (308) is fixedly connected with a rotating roller (306), the rotating roller (306) moves in the arc-shaped groove (304), and convex particles (307) for increasing friction force are uniformly and fixedly connected to the outer wall of the rotating roller (306);
a C-shaped hook (4) is arranged below the right end of the rope friction saddle (2), a lockset safety structure (7) is connected between the left end of the rope friction saddle (2) and the left end of the C-shaped hook (4), the lockset safety structure (7) comprises an upper straight block (701), a convex block (702), a thread sleeve (703), a lower straight block (704), an upper U-shaped block (705), an upper thread column (706), a lower thread column (707), a lower U-shaped block (708), a fixing bolt (709), a polygonal nut (710) and a polygonal groove (711), one ends of the lower U-shaped block (708) and the upper U-shaped block (705) are provided with the polygonal groove (711), the polygonal nut (710) is inserted in the polygonal groove (711), the lower U-shaped block (708) and the upper U-shaped block (705) are connected with the fixing bolt (709) through a sliding hole, and the upper U-shaped block (705) is connected with the upper straight block (701) in a sliding way, a lower straight block (704) is connected in the lower U-shaped block (708) in a sliding mode, the threaded end of the fixing bolt (709) penetrates through transverse holes of the upper straight block (701) and the lower straight block (704) and is in threaded connection with a polygonal nut (710), an upper threaded column (706) is fixedly connected to the bottom of the upper U-shaped block (705), a threaded sleeve (703) is in threaded connection with the upper threaded column (706), a convex block (702) used for increasing friction force is uniformly and fixedly connected to the outer wall of the threaded sleeve (703) along the circumferential direction, a lower threaded column (707) is in threaded connection with the bottom of the threaded sleeve (703), and the lower threaded column (707) is fixedly installed at the top of the lower U-shaped block (708);
the upper threaded column (706) is connected with a second braking structure (8) for braking a threaded sleeve (703), the second braking structure (8) comprises a straight groove (801), a limiting column (802), a groove (803), a circular ring plate (804), a threaded pin (805), a mounting groove (806), a braking block (807), an inclined guide groove (808), a transverse groove (809), a torsion spring (810) and a third tension spring (811), the straight groove (801) is formed in the top of the threaded sleeve (703), the mounting groove (806) is formed in the outer wall of the threaded sleeve (703), the threaded pin (805) is rotatably connected in the mounting groove (806), the torsion spring (810) is fixedly connected at the inner end of the threaded pin (805), the braking block (807) is fixedly connected at the outer end of the torsion spring (810), the inclined guide groove (808) is formed in the left end of the top of the braking block (807), the groove (803) is formed in the upper side of the right end of the braking block (807), a transverse groove (809) is formed in the side wall of the upper threaded column (706), an annular plate (804) is fixedly connected to the outer end of the transverse groove (809) of the upper threaded column (706), a third tension spring (811) is fixedly connected to the inner wall of the annular plate (804), a limiting column (802) is fixedly connected to the inner end of the third tension spring (811), and the outer end of the limiting column (802) is in fit sliding connection with the groove (803); when the rope is braked, the sliding plate (312) is pulled rightwards, the sliding plate (312) drives the left end of the right-angle trapezoidal block (310) to move over the right end of the L-shaped pulling plate (302), and the restoring force of the first tension spring (301) drives the rotating roller (306) to move upwards to be matched with the rope contact rotating roller (306) and the arc-shaped plate (303) to brake the rope.
3. The multi-purpose integrated descent protector of claim 2, wherein: when the rope is not braked, the restoring force of the second tension spring (311) pushes the right-angled trapezoidal block (310) to be on the top of the transverse part of the L-shaped pulling plate (302).
4. The multi-purpose integrated descent protector of claim 3, wherein: the outer wall of the U-shaped supporting block (308) is attached to and slidably connected with the side wall of the arc-shaped groove (304) and the side wall of the rope friction saddle (2).
5. The multi-purpose integrated descent protector of claim 2, wherein: the lower straight block (704) is fixedly arranged at the top of the left end of the C-shaped hook (4), and the upper straight block (701) is fixedly arranged at the bottom of the left end of the rope friction saddle (2).
6. The multi-purpose integrated descent protector of claim 5, wherein: the safety belt is limited in the C-shaped hook (4) when the top of the threaded sleeve (703) is separated from the upper threaded column (706), the left end of the C-shaped hook (4) is opened, the safety belt is placed in the C-shaped hook (4), and the threaded sleeve (703) is in threaded connection with the upper threaded column (706) and the lower threaded column (707).
7. The multi-purpose integrated descent protector of claim 2, wherein: when the threaded sleeve (703) rotates, the threaded sleeve (703) drives the brake block (807) to move, when the brake block (807) rotates, the inclined guide groove (808) is firstly contacted with the limiting column (802), and the limiting column (802) pushes the brake block (807) to rotate towards the straight groove (801) along the threaded pin (805).
8. A multi-purpose integrated descent protector as defined in claim 7, wherein: after the brake block (807) moves past the limiting column (802), the restoring force of the torsion spring (810) drives the brake block (807) to rotate, and the brake block (807) drives the groove (803) to be attached and contacted with the limiting column (802).
9. A multi-purpose integrated descent protector as defined in claim 8, wherein: when the threaded sleeve (703) rotates and moves downwards, the brake block (807) is attached to and contacts with the side wall of the straight groove (801) to limit the limiting column (802), the threaded sleeve (703) is prevented from continuing to rotate, and the third tension spring (811) is in an original state.
10. The multi-purpose integrated descent protector of claim 9, wherein: when the thread bushing (703) needs to rotate downwards continuously, the groove (803) is pushed to move inwards, and the thread bushing (703) can rotate continuously after the groove (803) is separated from the brake block (807).
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| CN202111192840.9A CN113827879B (en) | 2021-10-13 | 2021-10-13 | Multipurpose integral descending protector |
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| CN202111192840.9A CN113827879B (en) | 2021-10-13 | 2021-10-13 | Multipurpose integral descending protector |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20230033665A1 (en) * | 2021-07-27 | 2023-02-02 | Ricardo A. Rodriguez | Hunters descender |
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| US20040149516A1 (en) * | 2003-01-30 | 2004-08-05 | Kwak Hughes H. | Figure eight descender |
| KR20050114573A (en) * | 2004-06-01 | 2005-12-06 | 변기원 | Lope an industry exelusive descender |
| US20080016659A1 (en) * | 2006-03-15 | 2008-01-24 | Smart Tie Llc | Adjustable length rope clip system |
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| US20230033665A1 (en) * | 2021-07-27 | 2023-02-02 | Ricardo A. Rodriguez | Hunters descender |
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| CN113827879B (en) | 2022-07-22 |
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