CN113753743A - Integrated bridge crane lifting appliance - Google Patents
Integrated bridge crane lifting appliance Download PDFInfo
- Publication number
- CN113753743A CN113753743A CN202111063158.XA CN202111063158A CN113753743A CN 113753743 A CN113753743 A CN 113753743A CN 202111063158 A CN202111063158 A CN 202111063158A CN 113753743 A CN113753743 A CN 113753743A
- Authority
- CN
- China
- Prior art keywords
- groove
- locking
- retaining member
- sliding
- bridge crane
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/101—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means for containers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/62—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means comprising article-engaging members of a shape complementary to that of the articles to be handled
- B66C1/66—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means comprising article-engaging members of a shape complementary to that of the articles to be handled for engaging holes, recesses, or abutments on articles specially provided for facilitating handling thereof
- B66C1/663—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means comprising article-engaging members of a shape complementary to that of the articles to be handled for engaging holes, recesses, or abutments on articles specially provided for facilitating handling thereof for containers
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The invention relates to the technical field of lifting appliances, in particular to an integrated bridge crane lifting appliance, which comprises a fixing device and a locking device, wherein the fixing device comprises a fixing box body, the top of the fixing box body is provided with a rotating groove, the bottom of the rotating groove is provided with a locking groove, the locking device comprises a lifting box, the lifting box is rotatably connected with a rotating rod, the bottom of the rotating rod is fixedly provided with a locking piece, the locking device also comprises a reinforcing mechanism, the fixing device also comprises an anti-falling groove, the locking piece is slidably connected with the locking groove in the locking and unlocking processes, and the reinforcing mechanism is slidably connected with the anti-falling groove; retaining member gets into the locking groove, and the retaining member is ninety degrees in the locking inslot rotation, makes the contact of the long limit of retaining member and locking groove top inner wall, and the reinforcing mechanism card has increased the area of contact of retaining member and fixed box, increases retaining member lifting surface area promptly to reduced the pressure that retaining member and fixed box inner wall received, slowed down the ageing speed of retaining member and fixed box, thereby the life of increase hoist.
Description
Technical Field
The invention relates to the technical field of lifting appliances, in particular to an integrated bridge crane lifting appliance.
Background
A bridge crane is a crane used for loading and unloading operations on a wharf, and the operational capacity of the bridge crane determines the cargo handling capacity of one wharf. The bridge crane sling is the core of the bridge crane, and in the hoisting process, once the sling breaks down, the goods fall off, and a plurality of containers can be broken by pounding in serious conditions, so that a great accident occurs. The existing lifting appliance is fixed with the container through clamping, but the contact area of the existing lifting appliance and the container is small, the lifting appliance is aged due to too many use times, and although each container is provided with four clamping points, once the clamping piece of one lifting appliance is broken, the lifting rope is rocked, and the container is very likely to fall off.
Disclosure of Invention
The invention aims to provide an integrated bridge crane sling, and designs a device which can realize hoisting protection without quick response.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a bridge crane hoist that integrates, is including setting firmly the fixing device on the container and setting firmly the locking device in the lifting rope, fixing device with the locking device cooperation is connected, fixing device includes the stationary box body, the rotation groove that has is opened at the stationary box body top, open the rotation tank bottom has the locking groove, locking device includes the hoist and mount case with lifting rope fixed connection, the hoist and mount case rotates and is connected with the bull stick, the fixed retaining member that is equipped with in bull stick bottom, locking device is still including being located the reinforcement mechanism at retaining member both ends, fixing device is still including being located the anticreep groove of locking tank bottom is at locking and unblock in-process, the retaining member with locking groove sliding connection, reinforcement mechanism with anticreep groove sliding connection.
Compared with the prior art, the invention has the beneficial effects that:
the container can be hoisted by clamping the fixing device with the tightening device and fixing the container on the hanger; the retaining member passes and rotates the groove, gets into the locking groove, the retaining member is ninety degrees in the locking inslot rotation, make the contact of the long limit of retaining member and locking groove top inner wall, the retaining member card advances the locking inslot promptly, simultaneously, the reinforcing mechanism card advances the anticreep inslot, the area of contact of retaining member with fixed box has been increased, increase retaining member lifting surface area promptly, thereby reduced the pressure that the retaining member and fixed box inner wall received, the ageing rate of retaining member and fixed box slows down, thereby the life of increase hoist.
Preferably, the reinforcing mechanism comprises a fixing rod fixedly connected with the hoisting box, a reinforcing groove is formed in the locking piece, the fixing rod penetrates through the reinforcing groove, a fixing piece is fixedly connected to the bottom of the fixing rod, the bottom of the fixing piece is hinged to a hinge rod which is symmetrical to the center of the fixing piece, and the hinge rod is connected with the anti-falling groove in a sliding mode.
Preferably, a torsion spring is arranged between the fixing piece and the hinge rod.
Preferably, the reinforcing mechanism comprises sliding grooves formed in two ends of the locking member, sliding parts are connected in the sliding grooves in a sliding mode, springs are fixedly arranged between the sliding parts and the sliding grooves, first stress ends of the springs are fixedly arranged on the sliding parts, second stress ends of the springs are fixedly arranged on the inner walls of the sliding grooves, and the sliding parts are connected with the anti-falling grooves in a sliding mode.
Preferably, the sliding part is wedge-shaped, and the wedge surface is located on the bottom surface of the sliding part, and one end of the wedge surface, which is far away from the rotating rod, is thinner.
Preferably, the top of the rotating rod is fixedly provided with a driven gear, a motor is arranged in the hoisting box, and an output end of the motor is fixedly provided with a driving gear in meshing transmission with the driven gear.
Preferably, a switch is arranged on the inner wall of the anti-falling groove and is connected with the reinforcing mechanism in a sliding mode.
Preferably, the rotating groove is rectangular, the locking groove is square, the side length of the square is equal to the long side of the rectangle, the locking piece is rectangular, the length of the long side of the locking piece is greater than the length of the short side of the rotating groove, the length of the long side of the locking piece is less than the length of the long side of the rotating groove, and the length of the short side of the locking piece is less than the length of the short side of the rotating groove.
Preferably, the anti-drop grooves are two central symmetrical sectors.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention.
Fig. 2 is a partial cross-sectional view of an embodiment of the invention.
Fig. 3 is a partially sectional view of the fixing device 1 according to an embodiment of the present invention.
Fig. 4 is a schematic view of the overall structure of the locking device 2 according to an embodiment of the present invention.
Fig. 5 is a side cross-sectional view of a locking device 2 according to an embodiment of the invention.
Fig. 6 is a sectional view taken along line a-a of fig. 5.
Fig. 7 is a sectional view showing the hinge lever 24 retracted into the locker 23 according to an embodiment of the present invention.
Fig. 8 is a sectional view of a locker 23 according to another embodiment of the present invention.
In the figure: 1. a fixing device; 10. fixing the box body; 11. a rotating groove; 12. a locking groove; 13. a drop-proof groove; 2. a locking device; 20. fixing the rod; 21. a rotating rod; 22. a driven gear; 23. a locking member; 231. a reinforcing groove; 232. a chute; 24. a hinged lever; 25. a fixing member; 26. a slider.
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.
An integrated bridge crane sling of the embodiment is shown in fig. 1-7, and includes a fixing device 1 fixedly arranged on a container and a locking device 2 fixedly arranged on a lifting rope, wherein the fixing device 1 is connected with the locking device 2 in a matching manner, the fixing device 1 includes a fixing box body 10, a rotating groove 11 is formed in the top of the fixing box body 10, a locking groove 12 is formed in the bottom of the rotating groove 11, the locking device 2 includes a hoisting box fixedly connected with the lifting rope, the hoisting box is rotatably connected with a rotating rod 21, and a locking member 23 is fixedly arranged at the bottom of the rotating rod 21; the container can be hoisted by fixing the container on a lifting appliance through the clamping connection of the fixing device 1 and the tightening device 2; the locking piece 23 passes through the rotating groove and enters the locking groove 12, the locking piece 23 rotates ninety degrees in the locking groove 12, so that the long edge of the locking piece 23 is contacted with the inner wall of the top of the locking groove 12, namely, the locking piece 23 is clamped into the locking groove 12;
the locking device 2 further comprises reinforcing mechanisms positioned at two ends of the locking piece 23, the fixing device 1 further comprises an anti-falling groove 13 positioned at the bottom of the locking groove 12, the locking piece 23 is in sliding connection with the locking groove 12 in the locking and unlocking processes, and the reinforcing mechanisms are in sliding connection with the anti-falling groove 13; in the strengthening mechanism card entered anticreep groove 13, increased the area of contact of hoist and fixed box 10, increase hoist lifting surface area promptly to reduced retaining member 23 and the pressure that the fixed box 10 inner wall received, slowed down retaining member 23 and the ageing speed of fixed box 10, thereby increased the life of hoist.
In this embodiment, the reinforcing mechanism includes a fixing rod 20 fixedly connected to the hoisting box, a reinforcing groove 231 is formed in the locking member 23, the fixing rod 20 penetrates through the reinforcing groove 231, a fixing member 25 is fixedly connected to the bottom of the fixing rod 20, a hinge rod 24 that is centrosymmetric with respect to the fixing member 25 is hinged to the bottom of the fixing member 25, and the hinge rod 24 is slidably connected to the drop-proof groove 13; in the locked state, the hinge lever 24 exceeds the length of the locker 23, and in the unlocked state, the locker 23 is rotated but the holder 25 is not rotated, so that the hinge lever 24 is rotated into the reinforcing groove 231.
Wherein a torsion spring is arranged between the fixing piece 25 and the hinge rod 24; the torsion spring makes one end of the hinge lever 24 closely contact with the inner wall of the reinforcing groove 231.
In this embodiment, a driven gear 22 is fixedly arranged at the top of the rotating rod 21, a motor is arranged in the hoisting box, and a driving gear in meshing transmission with the driven gear 22 is fixedly arranged at the output end of the motor; the motor drives the driving gear to rotate, and the driving gear is in meshed transmission with the driven gear 22, so that the rotating rod 21 is driven to rotate.
In this embodiment, a switch is disposed on an inner wall of the anti-drop groove 13, and the switch is slidably connected with the reinforcing mechanism; when the two switches are pressed down simultaneously, the locking is firm, and the lifting can be realized.
In this embodiment, the rotating slot 11 is rectangular, the locking slot 12 is square, the side length of the square is equal to the long side of the rectangle, the locking member 23 is rectangular, the length of the long side is greater than the length of the short side of the rotating slot 11 and less than the length of the long side of the rotating slot 11, and the length of the short side is less than the length of the short side of the rotating slot 11; the step that rectangular groove and square groove formed is used for going into the long section of retaining member 23, prevents that retaining member 23 from deviating from.
In this embodiment, the anti-drop grooves 13 are two sectors with central symmetry; the slip-off preventing groove 13 is for the hinge lever 24 to slide.
In another embodiment, as shown in fig. 8, the reinforcing mechanism includes sliding grooves 232 disposed at two ends of the locking member 23, a sliding member 26 is slidably connected in the sliding grooves 232, a spring is fixedly disposed between the sliding member 26 and the sliding grooves 232, a first force-bearing end of the spring is fixedly disposed on the sliding member 26, a second force-bearing end of the spring is fixedly disposed on an inner wall of the sliding groove 232, and the sliding member 26 is slidably connected with the anti-falling groove 13; in the locked state, the sliding member 26 is elastically slid into the anti-slip groove 13, the sliding member 26 is prevented from slipping out of the anti-slip groove 13, and when the unlocking is performed, the sliding member 26 slides on the arc-shaped inner wall of the anti-slip groove 13, so that the sliding member 26 is retracted into the sliding groove 232, and the spring is compressed.
The sliding part is wedge-shaped, and the wedge-shaped surface is positioned on the bottom surface of the sliding part and is thinner at one end far away from the rotating rod 21; the wedge-shaped inclined surface is used for preventing the sliding part 26 from being blocked when the locking part 23 enters the rotating groove 11, and the sliding part 26 slides with the top of the rotating groove 11 in the descending process of the locking part 23, so that the sliding part 26 is retracted into the sliding groove 232, and the spring is pressed.
In the description of the present invention, it is to be understood that the terms "left", "right", "inside", "outside", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. Furthermore, the term "comprises" and any variations thereof is intended to cover non-exclusive inclusions.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (9)
1. The utility model provides a bridge crane hoist that integrates, including setting firmly fixing device (1) on the container and setting firmly locking device (2) in the lifting rope, fixing device (1) with locking device (2) cooperation is connected, fixing device (1) is including fixing box (10), the rotation groove (11) that fixed box (10) top was opened, it has locking groove (12) to rotate groove (11) bottom, locking device (2) include the hoist and mount case with lifting rope fixed connection, hoist and mount case rotates and is connected with bull stick (21), fixed retaining member (23) that are equipped with in bull stick (21) bottom, its characterized in that: locking device (2) are still including being located the reinforcing mechanism at retaining member (23) both ends, fixing device (1) is still including being located anticreep groove (13) of locking groove (12) bottom, locking and unblock in-process, retaining member (23) with locking groove (12) sliding connection, reinforcing mechanism with anticreep groove (13) sliding connection.
2. An integrated bridge crane spreader according to claim 1, wherein: the strengthening mechanism include with hoist and mount case fixed connection's dead lever (20), it has reinforcing groove (231) to open in retaining member (23), dead lever (20) run through extremely reinforcing groove (231), dead lever (20) bottom fixedly connected with mounting (25), mounting (25) bottom is articulated have about hinge bar (24) of mounting (25) centrosymmetry, hinge bar (24) with anticreep groove (13) sliding connection.
3. An integrated bridge crane spreader according to claim 2, wherein: and a torsion spring is arranged between the fixing piece (25) and the hinge rod (24).
4. An integrated bridge crane spreader according to claim 1, wherein: the reinforcing mechanism comprises sliding grooves (232) formed in two ends of the locking piece (23), sliding pieces (26) are connected in the sliding grooves (232), springs are fixedly arranged between the sliding pieces (26) and the sliding grooves (232), first stress ends of the springs are fixedly arranged on the sliding pieces (26), second stress ends of the springs are fixedly arranged on the inner walls of the sliding grooves (232), and the sliding pieces (26) are in sliding connection with the anti-falling grooves (13).
5. An integrated bridge crane spreader according to claim 4, wherein: the sliding piece is wedge-shaped, the wedge-shaped surface is located on the bottom surface of the sliding piece, and one end, far away from the rotating rod (21), of the wedge-shaped surface is thin.
6. An integrated bridge crane spreader according to claim 1, wherein: the top of the rotating rod (21) is fixedly provided with a driven gear (22), the hoisting box is internally provided with a motor, and the output end of the motor is fixedly provided with a driving gear which is in meshing transmission with the driven gear (22).
7. An integrated bridge crane spreader according to claim 1, wherein: the inner wall of the anti-falling groove (13) is provided with a switch, and the switch is connected with the reinforcing mechanism in a sliding manner.
8. An integrated bridge crane spreader according to claim 1, wherein: rotate groove (11) and be the rectangle, locking groove (12) are the square, just the length of side of square with the long limit of rectangle is isometric, retaining member (23) are the rectangle, and its long limit length is greater than rotate groove (11) minor face length, be less than the length of rotating groove (11) long limit, its minor face length is less than the length of rotating groove (11) minor face.
9. An integrated bridge crane spreader according to claim 1, wherein: the anti-drop groove (13) is in the shape of two central symmetrical sectors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111063158.XA CN113753743B (en) | 2021-09-10 | 2021-09-10 | Integrated bridge crane lifting appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111063158.XA CN113753743B (en) | 2021-09-10 | 2021-09-10 | Integrated bridge crane lifting appliance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113753743A true CN113753743A (en) | 2021-12-07 |
| CN113753743B CN113753743B (en) | 2023-09-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111063158.XA Active CN113753743B (en) | 2021-09-10 | 2021-09-10 | Integrated bridge crane lifting appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113753743B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115557371A (en) * | 2022-03-25 | 2023-01-03 | 保定天威保变电气股份有限公司 | Magnetic shield plate hoisting protection tool |
| CN116278563A (en) * | 2023-03-22 | 2023-06-23 | 东风汽车股份有限公司 | VAN car rear suspension stiff end support |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6336765B1 (en) * | 1998-10-19 | 2002-01-08 | Kabushiki Kaisha Marifit | Twist lock for connecting containers |
| CN101992722A (en) * | 2009-08-12 | 2011-03-30 | 中国国际海运集装箱(集团)股份有限公司 | Locking device for container transportation automobile and corresponding container transportation automobile |
| CN102030259A (en) * | 2009-09-25 | 2011-04-27 | 杨征华 | Press-down twist lock autorotation hanger |
| GB201315924D0 (en) * | 2013-09-06 | 2013-10-23 | Strainstall Uk Ltd | Twist-lock collar |
| CN212953789U (en) * | 2020-07-08 | 2021-04-13 | 广东富华机械装备制造有限公司 | Container spreader |
| CN213387454U (en) * | 2020-08-26 | 2021-06-08 | 河南卫华重型机械股份有限公司 | Rotating pin mechanism of container spreader |
-
2021
- 2021-09-10 CN CN202111063158.XA patent/CN113753743B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6336765B1 (en) * | 1998-10-19 | 2002-01-08 | Kabushiki Kaisha Marifit | Twist lock for connecting containers |
| CN101992722A (en) * | 2009-08-12 | 2011-03-30 | 中国国际海运集装箱(集团)股份有限公司 | Locking device for container transportation automobile and corresponding container transportation automobile |
| CN102030259A (en) * | 2009-09-25 | 2011-04-27 | 杨征华 | Press-down twist lock autorotation hanger |
| GB201315924D0 (en) * | 2013-09-06 | 2013-10-23 | Strainstall Uk Ltd | Twist-lock collar |
| CN212953789U (en) * | 2020-07-08 | 2021-04-13 | 广东富华机械装备制造有限公司 | Container spreader |
| CN213387454U (en) * | 2020-08-26 | 2021-06-08 | 河南卫华重型机械股份有限公司 | Rotating pin mechanism of container spreader |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115557371A (en) * | 2022-03-25 | 2023-01-03 | 保定天威保变电气股份有限公司 | Magnetic shield plate hoisting protection tool |
| CN116278563A (en) * | 2023-03-22 | 2023-06-23 | 东风汽车股份有限公司 | VAN car rear suspension stiff end support |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113753743B (en) | 2023-09-19 |
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