CN220993459U

CN220993459U - Locking device

Info

Publication number: CN220993459U
Application number: CN202323040372.0U
Authority: CN
Inventors: 陈小龙; 刘彬; 贾利斌; 苏仲文; 李婷; 彭彦宁
Original assignee: Shanxi Dazhong Electronic Information Industry Group Co Ltd
Current assignee: Shanxi Dazhong Electronic Information Industry Group Co Ltd
Priority date: 2023-11-10
Filing date: 2023-11-10
Publication date: 2024-05-24
Anticipated expiration: 2033-11-10

Abstract

A locking device comprises a first stop block, a pressing block and a driving device, wherein the driving device is connected with the pressing block and the first stop block, the driving device can drive a first clamping claw part to be clamped or separated from the first stop part, and can drive a second clamping claw part to be clamped or separated from an external fastener to be fastened. In the disclosure, the pressing block is used for being detachably or integrally fixed on an external base, the first claw part on the pressing block is used for being mutually clamped with the first stop part on the first stop block, and the second claw part on the pressing block can claw to be fastened; the first clamping claw part and the first stop part on the first stop block can be driven to be clamped with each other through the driving device, and the second clamping claw part can clamp the to-be-fastened piece outside the claw. Therefore, the assembly or disassembly of the fastener to be fastened and the base can be conveniently and rapidly realized.

Description

Locking device

Technical Field

The disclosure belongs to the technical field of mechanical installation, and particularly relates to a locking device.

Background

As a basic device for constructing a network, the use of a switch is indispensable. In practice, the exchanger and the vibration reduction frame (workbench surface) are fixed through a plurality of screws, the stability of the exchanger in use can be guaranteed in the whole process, but the disassembly is complicated, the quick disassembly is difficult to realize, the screws disassembled by the machine are scattered and easy to fall off, and the potential problem that the disassembled screws are inconvenient to store exists.

Disclosure of utility model

In order to solve at least one of the above technical problems, an object of the present disclosure is to provide a locking device capable of rapidly fixing a fastener to be fastened.

The technical scheme adopted by the present disclosure is as follows:

A locking device comprising:

The first stop block can be detachably or integrally connected with the external base, and is provided with a first stop part;

A pressing block, wherein a first clamping claw part is arranged on one side of the pressing block, a second clamping claw part is arranged on the other side opposite to the first clamping claw part, the first clamping claw part can be clamped with the first stop part, and the second clamping claw part can clamp an external to-be-fastened piece;

The driving device is connected with the pressing block and the first stop block, can drive the first clamping claw part to be clamped with or separated from the first stop part, and can drive the second clamping claw part to be clamped with or separated from an external fastener to be fastened.

Optionally, the driving device comprises a quick locking screw, and the quick locking screw passes through the middle part of the pressing block and is in threaded connection with the first stop block.

Optionally, a circle of annular groove is formed in the middle of the quick locking screw, and a limiting device for limiting the axial moving-out position of the quick locking screw is further arranged at the position of the annular groove in the first stop block.

Optionally, the driving device further comprises a locking piece, a through hole is formed in the locking piece, an operation part is formed on one side of the through hole, a rotating shaft is formed on the other side of the through hole, a rotating shaft mounting groove is radially formed in the non-threaded end of the quick locking screw, the rotating shaft is arranged in the rotating shaft mounting groove, and the pressing piece is connected with the end face of the non-threaded end of the quick locking screw through a fastening screw and can rotate through the rotating shaft.

Optionally, a spring mounting hole is formed in the bottom of the rotating shaft mounting groove along the axis direction of the quick lock screw, a spring is mounted in the spring mounting hole, and the outer end of the spring is stopped at the side face of the rotating shaft.

Optionally, at least one plane is formed at a position of the side surface of the rotating shaft opposite to the spring, and the plane is arranged at a position of the locking piece parallel to and/or perpendicular to the axis of the quick locking screw.

Optionally, a waist-shaped hole is formed in the middle of the pressing block, and the quick locking screw can move in the waist-shaped hole to adjust the distance between the quick locking screw and the first clamping claw portion and the distance between the quick locking screw and the second clamping claw portion.

Alternatively, the first and second clamping claw parts are a pair of opposite positions, and form a structure of a flared opening.

Optionally, the device further comprises a second stop block, a connecting part capable of being connected with the external fastener to be fastened is arranged on the second stop block, a second stop part matched with the second claw part is further arranged on the second stop block, and the pressing block can fix the external fastener to be fastened through the second claw part and the second stop part which are matched with each other.

Optionally, the first detent portion and the first stop portion form a pair of wedge structures, and the second detent portion and the second stop portion form a pair of wedge structures.

According to the clamping device, the pressing block and the first stop block are arranged, the pressing block is used for being detachably or integrally fixed on the external base, the first clamping jaw part on the pressing block is used for being mutually clamped with the first stop block part on the first stop block, and the second clamping jaw part on the pressing block can clamp a to-be-fastened piece; the first clamping claw part and the first stop part on the first stop block can be driven to be clamped with each other through the driving device, and the second clamping claw part can clamp the to-be-fastened piece outside the claw. Therefore, the driving device can conveniently and rapidly assemble or disassemble the fastener to be fastened and the base.

Drawings

The accompanying drawings, which are included to provide a further understanding of the disclosure and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the disclosure and together with the description serve to explain the principles of the disclosure.

Fig. 1 is a schematic overall structure of the present disclosure.

Fig. 2 is an exploded view of the structure of the present disclosure.

Fig. 3 is a front view of the present disclosure.

Fig. 4 is a right side view of the present disclosure.

Fig. 5 is a cross-sectional view of A-A in fig. 3.

Fig. 6 is a cross-sectional view of B-B of fig. 4.

Detailed Description

The present disclosure is described in further detail below with reference to the drawings and the embodiments. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant content and not limiting of the present disclosure. It should be further noted that, for convenience of description, only a portion relevant to the present disclosure is shown in the drawings.

In addition, embodiments of the present disclosure and features of the embodiments may be combined with each other without conflict. The present disclosure will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Referring to fig. 1, in one embodiment of the present disclosure, a locking device is provided that can quickly fix a fastener 12 to be fastened to a base 13 or separate from the base 13. Wherein the base 13 may be a workbench, mounting box, equipment, floor, wall or other component; the to-be-fastened member 12 may be a network device, an electronic component, a to-be-processed device, a part thereof, etc.;

referring to fig. 2 and 3, the locking device comprises a first stop block 9, a pressing block 8 and a driving device A;

The first stop 9 can be detachably or integrally connected with the external base 13, and the first stop 9 is provided with a first stop part 91; the first stopper 9 may be integrally formed with the base 13 directly, or may be attached to the base 13 by bolts, screws, welding, or adhesion.

A first clamping claw part 81 is arranged on one side of the pressing block 8, a second clamping claw part 82 is arranged on the other side opposite to the first clamping claw part 81, the second clamping claw part 82 can be distributed at two ends of the pressing block 8, the first clamping claw part 81 can be clamped with the first stop part 91, the first clamping claw part 81 and the first stop part 91 are relatively fixed, the second clamping claw part 82 can clamp the external to-be-fastened piece 12, and the second clamping claw part 82 and the to-be-fastened piece 12 are fixed;

for example, the first and second claw portions 81, 82 may be engaged with the first stopper portion 91 and the fastener to be fastened 12 in such a structure that claws on the first and second claw portions 81, 82 can claw in grooves in the first stopper portion 91 and the fastener to be fastened 12; for another example, the first clamping claw portion 81 and the second clamping claw portion 82 may also be wedge-shaped structures for facilitating clamping of the first clamping claw stop portion 91 and the fastener 12 to be fastened in the approaching direction; for another example, the first clamping claw portion 81 and the second clamping claw portion 82 can be in an embossing structure, so that the first clamping claw portion and the second clamping claw portion can be conveniently pressed on the surface of the to-be-fastened piece 12, and sliding is prevented.

The driving device a is connected with the pressing block 8 and the first stopper 9, and can drive the first clamping claw portion 81 to be clamped or separated from the first stopper portion 91, and can drive the second clamping claw portion 82 to be clamped or separated from the external fastener 12. The driving device may be a cylinder, an oil cylinder, a telescopic motor, a fastening screw, or the like, and it is preferable to operate the first and second claw portions 81 and 82 simultaneously using one stroke, or two driving devices may be provided to drive the first and second claw portions 81 and 82, respectively.

When the driving device A is at the first working position, the first clamping claw part 81 is clamped with the first stop part 91, and the second clamping claw part 82 is clamped with the external to-be-fastened piece 12; when the driving device a is in the second working position, the first click portion 81 is separated from the first stopper portion 91, and the second click portion 82 is separated from the external fastener 12 to be fastened.

In another embodiment, in order to facilitate clamping of any external to-be-fastened member 12 without providing a stop portion for cooperation with the second clamping portion 82 on the to-be-fastened member 12, the locking device further includes a second stopper 10, a connecting portion 111 capable of being connected with the external to-be-fastened member 12 is provided on the second stopper 10, a second stop portion 112 for cooperation with the second clamping portion 82 is further provided on the second stopper 10, and the pressing block 8 can fix the external to-be-fastened member 12 through the second clamping portion 82 and the second stop portion 112 that cooperate with each other. By arranging the second clamping claw 82, the second clamping claw 82 is arranged at a corresponding position on the external to-be-fastened piece 12, and the driving device A can drive the second clamping claw 82 to be clamped or separated from the second stop block 10, so that any to-be-fastened piece 12 can be clamped effectively and conveniently. The connecting portion 111 can be fixedly connected with the external fastening piece 12 in a threaded and bonded manner.

Referring to fig. 4 and 5, in one embodiment of the present disclosure, the driving device a includes a quick lock screw 1, and the quick lock screw 1 is screwed with a first stop 9 after passing through a middle portion of a pressing block 8. By rotating the quick locking screw 1, the pressing block 8 can be pushed to move towards the first stop block 9, the first clamping claw part 81 on the first stop block 9 moves towards the first stop block 91 and is engaged with the first stop block 91, the second clamping claw part 82 on the first stop block 9 moves towards the direction of the to-be-fastened piece 12 and is engaged with the to-be-fastened piece 12, and the to-be-fastened piece 12 is fixed on the base 13; the quick locking screw 1 is reversely rotated, the first clamping claw part 81 is separated from the first stopping part 91, the second clamping claw part 82 is separated from the to-be-fastened piece 12, the to-be-fastened piece 12 and the base 13 can be separated, the quick locking screw 1 is not required to be completely screwed out of the pressing block 8, and after the clamping claw part and the stopping part are separated, the to-be-fastened piece 12 and the base 13 can be quickly separated. The quick-locking screw 1 can also be a bolt, a screw rod, a telescopic cylinder and the like.

In another embodiment, the driving device a further includes a locking piece 3 for turning the quick lock screw 1, wherein a through hole is formed in the locking piece 3, the through hole can be used for passing through the pressing piece 4, an operation portion 31 is formed on one side of the through hole for holding, a rotating shaft 32 is formed on the other side of the through hole 31, a rotating shaft mounting groove 102 is radially formed on the non-threaded end of the quick lock screw 1, the rotating shaft 32 is mounted in the rotating shaft mounting groove 102, the pressing piece 4 is connected with the end face of the non-threaded end of the quick lock screw 1 through the fastening screw 5, and the locking piece 3 can rotate through the rotating shaft 32. The turnover locking piece 3 is arranged at the horizontal position, so that the locking piece 3 can be conveniently rotated to drive the quick locking screw 1 to rotate. The quick lock screw 1 may also be rotated by an electric motor or a motor. Other forms of knobs can be arranged at the tail part of the quick lock screw 1 to drive the quick lock screw 1 to rotate.

The quick locking screw 1 can pass through the pressing block 8 after passing through the spring pad 6 and the flat pad 7, and can have a pressing force on the pressing block 8 by arranging the spring pad 6.

In another embodiment, a spring mounting hole 103 is formed in the bottom of the shaft mounting groove 102 along the axial direction of the quick lock screw 1, a spring 2 is mounted in the spring mounting hole 103, and the outer end of the spring 2 is stopped at the side surface of the shaft 32. The tight contact between the locking piece 3 and the pressing piece 4 can be ensured in actual operation, so that the locking piece 3 is effectively prevented from shaking and generating abnormal sound in the vibration process, and the stability of the whole process is ensured.

In order to enable the spindle 32 to rotate to a corresponding working position for positioning, for example, when the locking piece 3 is in a horizontal position and can rotate, or when the locking piece 3 is in a vertical position and is in a non-working position, at least one plane is formed at a position of the side surface of the spindle 32 opposite to the spring 2, the plane is arranged at a position of the locking piece 3 parallel to and/or perpendicular to the axis of the quick locking screw 1, when the locking piece 3 is in the horizontal position, the spring 2 is pressed on a certain plane, the locking piece 2 is fixed in position, after the locking piece 3 is turned over, the spring 2 is slightly compressed to continuously turn over the locking piece 3, when the locking piece 3 is in the vertical position, the spring 2 is pressed on another plane, and the position of the locking piece 2 is fixed again.

Referring to fig. 2 and 6, a ring-shaped groove 101 is arranged in the middle of the quick lock screw 1, and a limiting device B for limiting the axial moving-out position of the quick lock screw 1 is arranged at the position of the ring-shaped groove 101 in the first stop block 9. The limiting device B may be a pin, a screw, a boss or the like, and is located in the annular groove 101, the axial movement range of the quick lock screw 1 is limited by the step surfaces on two sides of the annular groove 101, the quick lock screw 1 is prevented from being separated from the stop block 10, and the stroke range of the quick lock screw 1 needs to be corresponding to the positions of the claw parts corresponding to the claw parts of the first stop part and the separation parts. In one embodiment, the first stop block 9 is provided with two sets of threaded mounting holes, and the hole pitch of the mounting holes is respectively smaller than and larger than the tail shaft diameter of the quick-locking screw 1. The quick lock screw 1 is screwed into the first stop block 9 through the connecting pressing block 8, then the first stop block 9 is installed on the base 13 through the fastening screw 11, and at the moment, the quick lock screw 1, the first stop block 9 and the fastening screw 11 form a limiting space, so that the quick lock screw 1 can only displace within a limited distance, cannot be separated out due to excessive rotation, and the hidden anti-falling design of the quick lock screw 1 is realized.

Specifically, referring to fig. 2, 4 and 5, the first and second latching portions 81 and 82 are formed in a pair of opposite positions to form a flared structure. When the first clamping claw portion 81 clamps the first stop portion 91 and the second clamping claw portion 82 clamps the second stop block 10, the flared opening may be an inclined plane or an arc surface, and along with the locking of the quick locking screw 1, not only the to-be-fastened member 12 and the base 13 can be fixed, but also the to-be-fastened member 12 can be pressed towards the base 13.

The first click portion 81 and the first stopper portion 91 form a pair of wedge-shaped structures, and the second click portion 81 and the second stopper portion 112 form a pair of wedge-shaped structures; the plane corresponding to the clamping claw part is also arranged on the stopping part, so that a wedge-shaped structure is formed together, and along with the driving of the driving device A, the fastener 12 and the base 13 are mutually pressed to prevent vibration or shaking from falling off.

In one embodiment of the present disclosure, a waist-shaped hole 83 is provided in the middle of the press block 8, the quick locking screw 1 can move in the waist-shaped hole 83, the distance between the quick locking screw and the first clamping claw portion 81 and the second clamping claw portion 82 is adjusted, when the driving device a is driven, the first clamping claw portion 81 and the second clamping claw portion 82 can be self-adaptive in position, and the vertical position in the press block 8 can be actively adjusted, so that the fastener 12 to be fastened can be conveniently locked.

In another embodiment, at least 4 sets of locking devices may be provided around the periphery of the fastener 12 to secure the fastener 12 in different orientations of the fastener 12 to prevent loosening of the fastener 12.

In the description of the present specification, reference to the terms "one embodiment/manner," "some embodiments/manner," "example," "a particular example," "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment/manner or example is included in at least one embodiment/manner or example of the application. In this specification, the schematic representations of the above terms are not necessarily for the same embodiment/manner or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments/modes or examples. Furthermore, the various embodiments/modes or examples described in this specification and the features of the various embodiments/modes or examples can be combined and combined by persons skilled in the art without contradiction.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present application, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

It will be appreciated by those skilled in the art that the above-described embodiments are merely for clarity of illustration of the disclosure, and are not intended to limit the scope of the disclosure. Other variations or modifications will be apparent to persons skilled in the art from the foregoing disclosure, and such variations or modifications are intended to be within the scope of the present disclosure.

Claims

1. A locking device, comprising:

2. The locking device of claim 1, wherein the driving device comprises a quick lock screw which is screwed with the first stop block after passing through the middle part of the pressing block.

3. The locking device according to claim 2, wherein a circle of annular groove is arranged in the middle of the quick locking screw, and a limiting device for limiting the axial moving-out position of the quick locking screw is arranged at the position of the annular groove in the first stop block.

4. A locking device as claimed in claim 2, wherein: the driving device further comprises a locking piece, a through hole is formed in the locking piece, an operation part is formed on one side of the through hole, a rotating shaft is formed on the other side of the through hole, a rotating shaft mounting groove is radially formed in the non-threaded end of the quick locking screw, the rotating shaft is arranged in the rotating shaft mounting groove, a pressing piece is connected with the end face of the non-threaded end of the quick locking screw through a fastening screw, and the locking piece can rotate through the rotating shaft.

5. The locking device according to claim 4, wherein a spring mounting hole is formed in the bottom of the rotating shaft mounting groove along the axis direction of the quick lock screw, a spring is mounted in the spring mounting hole, and the outer end of the spring is stopped at the side surface of the rotating shaft.

6. The locking device of claim 5, wherein: at least one plane is arranged at the position of the side surface of the rotating shaft, which is opposite to the spring, and the plane is arranged at the position of the locking piece, which is parallel and/or perpendicular to the axis of the quick locking screw.

7. The locking device according to claim 2, wherein a waist-shaped hole is formed in the middle of the pressing block, the quick locking screw can move in the waist-shaped hole, and the distance between the quick locking screw and the first clamping claw portion and the distance between the quick locking screw and the second clamping claw portion are adjusted.

8. The locking device of claim 1, wherein the first and second locking tabs are in a pair of opposed positions forming a flared opening configuration.

9. The locking device according to claim 8, further comprising a second stopper provided with a connecting portion capable of being connected to the external fastener to be fastened, wherein the second stopper is further provided with a second stopper portion engaged with the second claw portion, and the pressing block is capable of fixing the external fastener to be fastened by the second claw portion and the second stopper portion engaged with each other.

10. The locking device of claim 9, wherein the first detent portion and the first stop portion form a pair of wedge structures and the second detent portion and the second stop portion form a pair of wedge structures.