CN104790784B - Automatically reset retaining mechanism and have the VTM machine of the retaining mechanism that automatically resets - Google Patents

Abstract

The invention discloses an automatic reset locking mechanism and a VTM machine with the automatic reset locking mechanism; the automatic reset locking mechanism includes a rotary tongue lock, a torsion spring, a hook plate, a hook pin and a hook plate positioning shaft; The hook plate is positioned and supported by the hook plate positioning shaft; the torsion spring is sleeved on the periphery of the hook plate positioning shaft, and one end of the torsion spring is connected to the hook plate; the hook plate is linked with the dead bolt of the rotary tongue lock, and Driven by the bolt of the rotary cam lock, the hook plate rotates around the positioning axis of the hook plate until it is unlocked with the hook pin, and the hook plate is automatically locked with the hook pin under the restoring force of the torsion spring. Therefore, after the lock is unlocked, the present invention can realize the automatic closure of the opening and closing part without using a key to turn the lock, and prevent the user from forgetting to close the opening and closing part after it is opened.

Description

Automatic reset locking mechanism and with automatic reset locking mechanism VTM machine

technical field

The invention relates to an automatic reset locking mechanism.

The invention also relates to a VTM machine with an automatic reset locking mechanism.

Background technique

Commonly used cabinets generally include a box with an opening and a panel that covers the aforementioned opening. Among a set of opposite sides of the panel, one side is hinged to the box through a hinge mechanism, and the other side uses a Locking/unlocking between the locking mechanism and the box body; the remaining set of oppositely arranged sides are usually locked or unlocked with the box body through the door pin under the action of the latch mechanism, or there is no gap between the box body and the box body. There is a mechanical connection.

Generally, most of the locking mechanisms do not have the automatic reset locking function, so that after the user opens the lock, he needs to use the key to turn the lock again to complete the closure of the lock. close.

Furthermore, when the panel is violently opened, it usually causes the position between the panel and the box to shift, resulting in the failure of the lock mechanism; or in the production process, due to processing errors, the panel and the box cannot The perfect fit, which resulted in quite a few parts being reworked, was a factor in the high defective rate. Therefore, how to solve this technical problem is also a difficulty that needs to be broken through urgently in this field.

Contents of the invention

Aiming at the deficiencies of the prior art, the present invention provides an automatic reset locking mechanism and a VTM machine with an automatic reset locking mechanism. The structure is simple and the function is practical; Realize the automatic closing of the opening and closing parts; prevent the user from forgetting to close the opening and closing parts after they are opened.

For realizing above technical purpose, the present invention will take following technical scheme:

An automatic reset locking mechanism, comprising a rotary tongue lock, a torsion spring, a hook plate, a hook pin, and a hook plate positioning shaft; the hook plate is positioned and supported by the hook plate positioning shaft; the torsion spring is sleeved on the hook plate for positioning The periphery of the shaft, and one end of the torsion spring is connected with the hook plate; the hook plate is linked with the bolt of the rotary cam lock, and the hook plate rotates around the positioning axis of the hook plate under the drive of the rotary cam lock bolt. Until it is unlocked with the hook pin, the hook plate is automatically locked with the hook pin under the restoring force of the torsion spring.

As a further improvement of the present invention, the hook plate is provided with a bolt driving groove at a position corresponding to the bolt of the rotary bolt lock.

As a further improvement of the present invention, the hook plate is provided with a hook pin groove at a position corresponding to the hook pin.

As a further improvement of the present invention, the automatic reset locking mechanism is used in pairs, including a first automatic reset locking mechanism and a second automatic reset locking mechanism, and the hook plate positioning shaft of the first automatic reset locking mechanism is connected to the second automatic reset locking mechanism. 2. The hook plate positioning axis of the automatic reset locking mechanism is set coaxially.

Another technical purpose of the present invention is to provide a VTM machine with the above-mentioned automatic reset locking mechanism, including a panel and a box, and the panel and the box are locked/unlocked by a locking mechanism, and the locking mechanism is an automatic reset Locking mechanism, including rotary cam lock, torsion spring, hook plate, hook pin and hook plate positioning shaft; the rotary cam lock is fixed on the panel; the hook plate positioning shaft is fixed on the panel, and the hook pin is fixed on the box On the body; the hook plate is positioned and supported by the hook plate positioning shaft, and the hook plate is linked with the dead bolt of the rotary cam lock; the torsion spring is sleeved on the periphery of the hook plate positioning shaft, and one end of the torsion spring is connected to the hook plate , the other end is connected with the panel; the hook plate is driven by the bolt of the rotary tongue lock, and rotates around the positioning axis of the hook plate until it is unlocked with the hook pin. pin lock.

As a further improvement of the present invention, the panel is arranged in a U shape, including a front panel and a first side panel and a second side panel respectively arranged on both sides of the front panel; the automatic reset locking mechanism includes two, They are respectively the first automatic reset locking mechanism and the second automatic reset locking mechanism; the first automatic reset locking mechanism is installed between the first side plate and the box body, while the second automatic reset locking mechanism is installed Between the second side panel and the box body.

As a further improvement of the present invention, the hook plate positioning shaft of the first automatic reset locking mechanism and the hook plate positioning shaft of the second automatic reset locking mechanism share the same linkage shaft.

As a further improvement of the present invention, the same side of the automatic reset locking mechanism is provided with an anti-violent damage clamping mechanism; the anti-violent damage clamping mechanism includes a clamping plate, a clamping roller and a roller bracket; the clamping plate There is a guide groove inclined upward, the clamping roller is positioned and supported on the roller bracket through the roller shaft, and the clamping roller can move along the guide groove; the clamping plate is fixed with the panel, and the roller bracket is connected with the box body Fix or the clamping plate is fixed with the box body, and the roller bracket is fixed with the panel.

As a further improvement of the present invention, the clamping roller is arranged in an I shape, including a left roller, a right roller and a connecting neck; one end of the connecting neck is connected with the right roller, and the other end passes through the guide groove and connects with the The left roller is connected; the left roller and the right roller are respectively attached to the two sides of the clamping plate correspondingly.

As a further improvement of the present invention, the part of the hook plate corresponding to the bolt of the rotary cam lock is provided with a bolt driving groove, and the part of the hook plate corresponding to the hook pin is provided with a hook pin slot.

According to above technical scheme, with respect to prior art, the present invention has following advantage:

1. By turning the rotary cam lock, the rotary cam lock bolt moves in the bolt driving groove of the hook plate and drives the hook plate to rotate, so as to achieve the function of locking with the lock pin; adding a twist on the hook plate The spring can automatically reset after the hook plate is opened. When closing the panel, there is no need to use a key, and the front slope of the hook plate moves on the hook pin. When the hook pin falls into the hook pin slot of the hook plate, the panel is closed in place, and the automatic locking function is realized.

2. There are automatic locking mechanisms on both sides of the panel, connected by the linkage shaft in the middle, which can realize the function of synchronous locking at both ends.

Description of drawings

Fig. 1 is the structural representation of the VTM machine with automatic reset locking mechanism of the present invention;

Fig. 2 is a schematic diagram of an enlarged structure of part X in Fig. 1;

Fig. 3 is a side view of the automatic reset locking mechanism when the rotary cam lock of the present invention is in the closed state;

Fig. 4 is a side view of the automatic reset locking mechanism when the rotary cam lock of the present invention is in an open state;

Fig. 5 is a schematic structural view of a VTM machine with a large-angle opening and closing hinge mechanism;

Fig. 6 is a schematic diagram of an enlarged structure of part Y in Fig. 5;

Fig. 7 is a structural schematic diagram of the large-angle opening and closing hinge mechanism of the present invention;

Fig. 8 is a schematic structural view of a VTM machine with a clamping mechanism for preventing violent damage according to the present invention;

Fig. 9 is a schematic diagram of an enlarged structure of part Z in Fig. 8;

Figure 10 is a side view of Figure 9;

Fig. 11 is a side view of the VTM machine with an anti-violent damage clamping mechanism according to the present invention;

Among Fig. 1-4: cabinet 1; panel 2; rotary bolt lock 31; dead bolt 32; torsion spring 33; hook pin 34; Automatic reset locking mechanism X;

In Fig. 5-7: box body 1; panel 2; first pivot element 51; second pivot element 52; Support arm 56; large-angle opening and closing hinge mechanism Y;

Among Fig. 8-11: box body 1; Panel 2; Clamping plate 61; Guide groove 611; Clamping roller 62; Anti-violent damage clamping mechanism Z.

detailed description

The present invention will be further explained below in conjunction with the accompanying drawings and specific embodiments. It should be understood that the following specific embodiments are only used to illustrate the present invention but not to limit the scope of the present invention. It should be noted that these drawings are all simplified schematic diagrams, and only schematically illustrate the basic structure of the present invention, so they only show the configurations related to the present invention.

In describing the present invention, it should be understood that the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", " The orientations or positional relationships indicated by "vertical", "horizontal", "top", "bottom", "inner" and "outer" are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and Simplified descriptions, rather than indicating or implying that the device or element referred to must have a particular orientation, be constructed and operate in a particular orientation, and thus should not be construed as limiting the invention. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be interpreted as indicating or implying relative importance or implicitly specifying the quantity of indicated technical features. Thus, a feature defined as "first" and "second" may explicitly or implicitly include one or more of these features. In the description of the present invention, unless otherwise specified, "plurality" means two or more.

In the description of the present invention, it should be noted that unless otherwise specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. Connected, or integrally connected; it can be mechanically connected or electrically connected; it can be directly connected or indirectly connected through an intermediary, and it can be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention in specific situations.

Example 1

As shown in Figures 1-4, the automatic reset locking mechanism X of the present invention includes a rotary tongue lock 31, a torsion spring 33, a hook plate, a hook pin 34, and a hook plate positioning shaft;

The hook plate 35 is provided with a deadbolt driving groove 351 for cooperating with the deadbolt 32, a hook pin slot 352 for cooperating with the hook pin 34, a shaft hole for the hook plate positioning shaft to pass through, and a hook pin for the buckle. Connect the torsion spring 33 mounting holes of the torsion spring 33;

The hook plate 35 is positioned and installed by the hook plate positioning shaft, and the hook plate 35 can be rotated around the hook plate positioning axis under the dead bolt drive of the rotary cam lock 31, and is connected with the hook pin through the hook pin slot 352. 34 lock or unlock;

The torsion spring 33 is sleeved on the periphery of the hook plate positioning shaft, and is used for realizing the reset after the hook plate 35 and the hook pin 34 are unlocked.

It can be seen that in this embodiment, by turning the key to open the rotary cam lock 31, the dead bolt 32 of the rotary cam lock 31 is urged to drive the hook plate 35 to rotate around the hook plate positioning axis, so that the hook pin engaging groove 352 of the hook plate 35 Dissociate from the hook pin 34, at this time the torsion spring 33 is in a compressed state; then, under the action of the self-recovering force of the torsion spring 33, the hook plate 35 can be driven to rotate around the hook plate positioning axis in the opposite direction without using a key. The rotation movement makes the hook pin slot 352 of the hook plate 35 clamp the hook pin 34, and both are in a locked state; that is, the locking mechanism of the present invention has an automatic reset locking function.

Example 2

In this embodiment, the automatic reset locking mechanism X described in Embodiment 1 is used in pairs, that is, the rotary tongue lock 31, the torsion spring 33, the hook plate 35, the hook pin 34 and the hook plate positioning shaft are two One, and the two hook plate positioning shafts are the same shaft body, corresponding to the two ends of the linkage shaft 4 shown in accompanying drawing 2.

It can be seen from this that the automatic reset locking mechanism X of this structural form described in this embodiment is more suitable for the panel 2/door panel of the side-mounted lock, and can realize the function of synchronous locking at both ends.

Example 3

As shown in FIGS. 5-7 , this embodiment discloses a large-angle opening and closing hinge mechanism Y, which includes two independent pivoting elements, namely a first pivoting element 51 and a second pivoting element 52 . Both the first pivot element 51 , the second pivot element 52 are attached to the hinge pin 53 such that at least one of the two independent pivot elements can rotate about the hinge pin 53 . Thus, two independent pivot elements can rotate relative to each other.

The first pivoting element 51 and the second pivoting element 52 all offer through holes along their respective axes; after one end of the hinge pin 53 is closely fitted with the through holes provided by the first pivoting element 51 along the axis, they become one, and the hinge The other end of the pin shaft 53 is placed in the through hole provided by the second pivot element 52 along the axis; the through hole of the second pivot element 52 is divided into three sections in a manner of decreasing aperture, which are successively large-diameter sections , a middle diameter section and a small diameter section, a self-lubricating sleeve 54 is arranged between the inner wall of the through hole of the second pivot element 52 corresponding to the large diameter section and the outer wall of the hinge pin shaft 53; the second pivot element corresponding to the small diameter section The inner wall of the 52 through holes is threaded, and a set screw 55 is equipped with the threaded connection. Through the rotation of the set screw 55 , the gap adjustment between the second pivoting element 52 and the first pivoting element 51 can be realized.

In the above hinge mechanism, when in use, the first pivoting element 51 is connected to the fixing part, and the second pivoting element 52 is connected to the opening and closing part, so that the opening and closing part can rotate relative to the fixing part.

Example 4

In order to realize the installation of the opening and closing parts, the present invention is provided with the opening and closing part mounting part 521 on the outer wall of the second pivoting element 52 described in Embodiment 3; the outer wall of the second pivoting element 52 is set in a stepped shape, wherein the outer diameter The smaller section is arranged close to the end of the second pivoting element 52 and can be used as the installation part 521 of the opening and closing member. After the opening and closing part is installed on the opening and closing part installation part 521, the installation between the opening and closing part and the fixing part can be realized.

Example 5

As shown in Figures 8-11, the anti-violent damage clamping mechanism Z of the present invention includes three components: a clamping plate 61, a clamping roller 62, a roller shaft 64 and a roller bracket 63; wherein:

The clamping plate 61 is provided with a guide groove 611 obliquely at an inclination angle α for guiding the clamping roller 62; the value of the inclination angle α is generally not greater than 60°;

The clamping roller 62 is arranged in an I shape, including a left roller, a right roller 621 and a connecting neck 623; the left roller 622 is connected with the right roller 621 through the connecting neck 623, and the connecting neck 623 is hollowly arranged;

Described roller support 63 is arranged in L shape, comprises horizontal section and vertical section;

One end of the roller shaft 64 is provided with an end cap, and the other end is fixed with the vertical section of the L-shaped roller bracket 63 after passing through the inner cavity of the connecting neck 623;

The connecting neck 623 is placed through the guide groove 611, and the left roller 622 and the right roller 621 at the two ends of the connecting neck 623 are respectively attached to the adjacent plate surface of the clamping plate 61, so that the clamping roller 62 can Move along the guide groove 611.

The following embodiments respectively disclose in detail the application of the above-mentioned automatic reset locking mechanism, large-angle opening and closing hinge mechanism Y and anti-violent damage clamping mechanism Z in the VTM machine.

Example 6

This embodiment discloses the application of the automatic reset locking mechanism in the VTM machine. The VTM machine includes a panel 2 and a cabinet 1 .

In this embodiment, the rotary tongue lock 31 in the automatic reset locking mechanism is fixedly installed on the panel 2; the hook plate positioning shaft is positioned and supported by the positioning shaft mounting seat fixedly installed on the panel 2, and the hook pin 34 is positioned by The hook pin support seat fixedly installed on the box body 1 performs positioning support; the torsion spring 33 is sleeved on the periphery of the hook plate positioning shaft, and one end of the torsion spring 33 is connected with the hook plate, and the other end is connected with the panel 2, so that Apply torque to the hook plate.

In addition, because the cross-section of the panel 2 of the VTM machine according to the present invention is U-shaped, including the front panel 2 and the side panels connected to both sides of the front panel 2; therefore, during installation, the automatic reset locking The mechanism is used in pairs, so that both sides of the panel 2 are locked synchronously.

Example 7

Because the cross-section of the panel 2 of the VTM machine according to the present invention is U-shaped, the side plate is prone to deformation when it is opened abnormally, or the gap between the side plate and the box body 1 does not match due to processing errors. Cause the rotary cam lock 31 to fail when it is installed and used; therefore, the present invention installs a large-angle opening and closing hinge mechanism Y on the same side where the automatic reset mechanism is installed, specifically:

The anti-violence mechanism is the same as that in Embodiment 5, including three parts: clamping plate 61, clamping roller 62, roller shaft 64 and roller bracket 63. In the accompanying drawings, the described roller bracket 63 is fixedly mounted on the box body 1, and the clamping plate 61 is fixed with the panel 2. In fact, the roller bracket 63 can be fixedly installed on the panel 2, and the clamping plate 61 is fixed with the box body 1 at this time. .

Example 8

Due to the processing error of the box body 1 and the panel 2, there is still a gap between the panel 2 and the box body 1 in the closed state, that is, the panel 2 and the box body 1 cannot be perfectly fitted; therefore , this embodiment improves the hinge mechanism between the panel 2 and the box body 1, in order to realize the opening and closing of the fixed part (box body 1) connected by the hinge mechanism through the fine adjustment of the gap between the two pivoting elements constituting the hinge mechanism Fitting between parts (panel 2); avoid gaps between opening and closing parts and fixed parts; specifically:

The hinge mechanism is consistent with that disclosed in Embodiment 3, wherein the first pivoting element 51 is fixedly connected to the box body 1 by welding; the second pivoting element 52 is connected to the panel 2 through a rotating brace 56 ; The rotating support arm 56 is equipped with a hydraulic spring, through the setting of the preload of the hydraulic spring, the limit position of the opening and closing of the panel 2 can be realized.

The technical means disclosed in the solution of the present invention are not limited to the technical means disclosed in the above technical means, but also include technical solutions composed of any combination of the above technical features.

Inspired by the above-mentioned ideal embodiment according to the present invention, through the above-mentioned description content, relevant workers can make various changes and modifications within the scope of not departing from the technical idea of the present invention. The technical scope of the present invention is not limited to the content in the specification, but must be determined according to the scope of the claims.

Claims (10)

1. An automatic reset locking mechanism, comprising a rotary cam lock, is characterized in that: the automatic reset locking mechanism also includes a torsion spring, a hook plate, a hook pin and a hook plate positioning shaft; The shaft hole through which the hook plate positioning shaft passes, and the hook plate is positioned and supported by the hook plate positioning shaft; the torsion spring is sleeved on the periphery of the hook plate positioning shaft, and one end of the torsion spring is connected to the hook plate; the hook plate Linkage connection with the bolt of the rotary cam lock, and the hook plate is driven by the bolt of the rotary cam lock, and rotates around the positioning axis of the hook plate until it is unlocked with the hook pin, and the hook plate is under the restoring force of the torsion spring, Automatic locking with hook pin. 2. The automatic reset locking mechanism according to claim 1, characterized in that: the part of the hook plate corresponding to the bolt of the rotary bolt lock is provided with a bolt driving groove. 3. The automatic reset locking mechanism according to claim 1 or 2, characterized in that: the hook plate is provided with a hook pin slot corresponding to the hook pin. 4. The automatic reset locking mechanism according to claim 3, characterized in that: the automatic reset locking mechanism is used in pairs, including a first automatic reset locking mechanism and a second automatic reset locking mechanism, and the first automatic reset locking mechanism The hook plate positioning axis of the automatic reset locking mechanism is arranged coaxially with the hook plate positioning axis of the second automatic reset locking mechanism. 5. A VTM machine with an automatic reset locking mechanism as claimed in claim 1, comprising a panel and a casing, the panel and the casing are locked/unlocked by a locking mechanism, wherein the locking mechanism is an automatic Reset locking mechanism, including rotary cam lock, torsion spring, hook plate, hook pin and hook plate positioning shaft; the rotary cam lock is fixedly installed on the panel; the hook plate positioning shaft is fixedly installed on the panel, and the hook pin is fixedly installed on the panel On the box body; the hook plate is provided with a shaft hole for the hook plate positioning shaft to pass through, and the hook plate is positioned and supported by the hook plate positioning shaft, and the hook plate is linked with the dead bolt of the rotary cam lock; the torsion spring sleeve Connected to the periphery of the positioning shaft of the hook plate, and one end of the torsion spring is connected to the hook plate, and the other end is connected to the panel; the hook plate is driven by the swivel bolt, and rotates around the positioning axis of the hook plate until it is in contact with the hook plate. The pin is unlocked, and the hook plate is automatically locked with the hook pin under the restoring force of the torsion spring. 6. The VTM machine according to claim 5, wherein the panel is U-shaped and includes a front panel and a first side plate and a second side plate respectively arranged on both sides of the front panel; The automatic reset locking mechanism includes two, respectively the first automatic reset locking mechanism and the second automatic reset locking mechanism; the first automatic reset locking mechanism is installed between the first side plate and the box body, and The second automatic reset locking mechanism is installed between the second side plate and the box body. 7. The VTM machine according to claim 6, characterized in that the hook plate positioning axis of the first automatic reset locking mechanism and the hook plate positioning axis of the second automatic reset locking mechanism share the same linkage shaft. 8. The VTM machine according to claim 5, characterized in that, the same side of the automatic reset locking mechanism is provided with an anti-violent damage clamping mechanism; the anti-violent damage clamping mechanism includes a clamping plate, a clamping roller And the roller bracket; the clamping plate is obliquely provided with a guide groove, the clamping roller is positioned and supported on the roller bracket through the roller shaft, and the clamping roller can move along the guide groove; the clamping plate and the panel fixed, and the roller bracket is fixed with the box body or the clamping plate is fixed with the box body, while the roller bracket is fixed with the panel. 9. The VTM machine according to claim 8, characterized in that, the clamping roller is arranged in an I shape, including a left roller, a right roller and a connecting neck; one end of the connecting neck is connected with the right roller, The other end passes through the guide groove and is connected with the left roller; the left roller and the right roller are respectively attached to the two sides of the clamping plate correspondingly. 10. The VTM machine according to claim 8, characterized in that, the part of the hook plate corresponding to the bolt of the rotary cam lock is provided with a bolt driving groove, and the part of the hook plate corresponding to the hook pin is provided with a hook pin slot.