CN211120852U

CN211120852U - Clamp for firearm and firearm emission detection device with same

Info

Publication number: CN211120852U
Application number: CN201922072282.7U
Authority: CN
Inventors: 李树军; 韩成辉; 程磊; 陈建建
Original assignee: Ningbo Military Pigeon Defense Technology Co ltd
Current assignee: Ningbo Military Pigeon Defense Technology Co ltd
Priority date: 2019-11-26
Filing date: 2019-11-26
Publication date: 2020-07-28
Anticipated expiration: 2029-11-26

Abstract

The utility model provides an anchor clamps for firearms and have its firearms transmission detection device are equipped with the mounted position who is used for fixed target object on the anchor clamps for firearms to fix target object on firearms through anchor clamps for firearms, include: the clamping part comprises a first clamping part and a second clamping part, and the first clamping part and the second clamping part are arranged at intervals along a first preset direction; the first clamping part and/or the second clamping part are movably arranged along a first preset direction so as to clamp two sides of the firearm through the first clamping part and the second clamping part when the first clamping part and the second clamping part are close to each other; the limiting part is used for being matched with a trigger guard ring of the firearm so as to limit the movement of the clamp for the firearm along a second preset direction; the second preset direction is a direction parallel to the shooting direction of the firearm. The utility model discloses an anchor clamps for firearms have solved the poor problem of fixed effect between the anchor clamps for firearms among the prior art and the firearms.

Description

Clamp for firearm and firearm emission detection device with same

Technical Field

The utility model relates to an anchor clamps field for the firearms particularly, relates to an anchor clamps for firearms and have its firearms transmission detection device.

Background

In the process of testing a firearm, the firing state information of the firearm generally needs to be collected, and in the related art, one collection scheme is to install an acceleration sensor on the firearm and judge the firing state of the firearm by collecting the acceleration generated by the firearm body when the firearm is excited.

When fixing acceleration sensor, in order to guarantee the stability and the reliability of transmission information acquisition, need ensure to carry out stable connection between acceleration sensor and the rifle body. The existing clamp for the firearm is designed for fixing equipment such as a gunlight and a dazzling device, the fixing stability of the clamp is poor, and the clamp can generate great influence on the accuracy of a detection result when used for fixing an acceleration sensor, so that the clamp cannot meet the requirement for fixing the acceleration sensor.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a firearm clamp and firearm firing detection device having the same, in order to solve the problem of poor fixing effect between the firearm clamp and the firearm in the prior art.

In order to achieve the above object, according to an aspect of the present invention, there is provided a clamp for firearm, on which a mounting position for fixing a target object is provided to fix the target object on the firearm by the clamp for firearm, including: the clamping part comprises a first clamping part and a second clamping part, and the first clamping part and the second clamping part are arranged at intervals along a first preset direction; the first clamping part and/or the second clamping part are movably arranged along a first preset direction so as to clamp two sides of the firearm through the first clamping part and the second clamping part when the first clamping part and the second clamping part are close to each other; the limiting part is used for being matched with a trigger guard ring of the firearm so as to limit the movement of the clamp for the firearm along a second preset direction; the second preset direction is a direction parallel to the shooting direction of the firearm.

Furthermore, one side of the limiting part close to the clamping part is provided with a matching surface which is used for matching with the inner peripheral surface of a trigger guard ring of the firearm.

Further, the clamp for the firearm comprises a main body part, a second clamping part is fixedly arranged on the main body part, and a first clamping part is movably arranged along a first preset direction; the first clamping part is provided with a clamping position and a releasing position; the firearm clamp further includes a locking portion for contacting the first clamping portion to lock the first clamping portion in the clamped position.

Furthermore, a through hole is formed in the main body part and extends along the first preset direction; the locking portion includes: the locking column is provided with external threads and penetrates through the through hole, and the locking column is connected with the first clamping part; the adjusting piece is provided with a threaded hole; the adjusting piece is arranged on one side, far away from the first clamping portion, of the main body portion, and the adjusting piece is connected with the locking column through threads so that the adjusting piece can abut against the main body portion through rotation of the adjusting piece.

Further, the locking part comprises an elastic piece, at least part of the elastic piece is arranged between the main body part and the adjusting piece, so that the adjusting piece is driven to move under the action of the elastic force of the elastic piece, and the first clamping part is driven to move to the clamping position through the locking column.

Furthermore, the elastic piece is a spring which is sleeved on the locking column; the main body part is provided with a mounting groove, and a part of the spring is mounted in the mounting groove.

Furthermore, a mounting hole is formed in the first clamping portion, the locking column penetrates through the mounting hole, a limiting end is arranged at the first end of the locking column, and the area of the cross section of the limiting end is larger than that of the cross section of the body portion of the locking column; one side of the first clamping part, which is far away from the second clamping part, is provided with a limiting hole, and a limiting end is clamped in the limiting hole; and/or a limiting piece is arranged on the second end of the locking column, and the cross section area of at least part of the limiting piece is larger than that of the body part of the locking column, so that the limiting piece is contacted with the adjusting piece to prevent the adjusting piece from being separated from the locking column.

Furthermore, a first sliding fit structure is arranged on the first clamping part, a second sliding fit structure is arranged on the main body part, and the first sliding fit structure is in sliding fit with the second sliding fit structure.

Furthermore, the first sliding fit structure is a sliding block, the second sliding fit structure is a sliding groove matched with the sliding block in shape, and the sliding groove extends along the first preset direction; the sectional area of the slider is gradually increased in a direction approaching the main body portion.

Furthermore, a first matching part is arranged on the first clamping part and/or the second clamping part and used for being clamped and matched with a second matching part on the firearm; and/or the main body part is provided with a mounting cavity, the mounting cavity extends to the surface of the main body part, and the mounting position is positioned in the mounting cavity; the clamp for the firearm further comprises a cover plate, wherein the cover plate is detachably mounted on the main body part so as to shield the mounting cavity through the cover plate.

Furthermore, the main body part is provided with an avoiding groove so as to avoid the trigger guard ring through the avoiding groove when the limiting part is matched with the trigger guard ring; and/or the body part is provided with a first matching surface and a second matching surface, and the first matching surface and the second matching surface are respectively used for matching with corresponding positions of a gun body of the firearm; the first matching surface and the second matching surface are arranged at intervals along a third preset direction, and the third preset direction is perpendicular to the first preset direction and the second preset direction.

According to the utility model discloses an on the other hand provides a firearms transmission detection device, and firearms transmission detection device includes acceleration detection module and for the firearms anchor clamps, and the anchor clamps for the firearms are used for installing on the firearms, and the anchor clamps for the firearms are foretell for the firearms anchor clamps, and acceleration detection module fixes the mounted position department on the anchor clamps for the firearms.

Use the technical scheme of the utility model the last mounted position that is used for fixed target object that is equipped with of anchor clamps for the firearms to fix target object on the firearms through anchor clamps for the firearms, include: the clamping part comprises a first clamping part and a second clamping part, and the first clamping part and the second clamping part are arranged at intervals along a first preset direction; the first clamping part and/or the second clamping part are movably arranged along a first preset direction so as to clamp two sides of the firearm through the first clamping part and the second clamping part when the first clamping part and the second clamping part are close to each other; the limiting part is used for being matched with a trigger guard ring of the firearm so as to limit the movement of the clamp for the firearm along a second preset direction; the second preset direction is a direction parallel to the shooting direction of the firearm. Through the cooperation of the trigger guard ring that adopts spacing part and firearms, fix effectively along the transmission direction of the rifle body to anchor clamps, thereby avoid the firearms to lead to anchor clamps to move along firearms transmission direction because of the acceleration is too big when arousing, on this basis, through adopting first clamping part and second clamping part to carry out the centre gripping to the both sides of firearms, carry out the fixed of following the rifle body side direction to the anchor clamps, realize the stable connection between anchor clamps and the firearms, fixed effect between anchor clamps for the firearms and the firearms has been improved. When it is used for fixed acceleration sensor, through the cooperation between the trigger protective shroud of spacing part and firearms, can carry out effectual fixed along the transmission direction of firearms to acceleration sensor, guarantee that acceleration sensor carries out accurate the gathering to the acceleration along firearms transmission direction, guarantee to detect the precision to can satisfy the requirement fixed to acceleration sensor effectively.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 shows a schematic structural view of a first viewing angle of an embodiment of a firearm clamp according to the invention;

fig. 2 shows a schematic structural view of a second perspective of an embodiment of a firearm clamp according to the invention;

fig. 3 shows a schematic structural view of a third perspective of an embodiment of a firearm clamp according to the invention;

fig. 4 is a schematic diagram illustrating a fourth view of an embodiment of a firearm clamp according to the present disclosure after removing a cover plate;

fig. 5 shows an exploded view of a partial structure of an embodiment of a firearm clamp according to the present disclosure;

fig. 6 shows a schematic cross-sectional view of a fifth perspective of an embodiment of a firearm clamp according to the present disclosure;

fig. 7 shows a schematic cross-sectional structure view from a sixth perspective of an embodiment of a firearm clamp according to the present disclosure.

Wherein the figures include the following reference numerals:

10. a body portion; 101. positioning a groove; 102. mounting grooves; 103. a mounting cavity; 104. fixing grooves; 105. an avoidance groove; 106. a first mating surface; 107. a second mating surface; 1. a clamping portion; 11. a first clamping portion; 111. a first sliding fit arrangement; 12. a second clamping portion; 13. a first mating portion; 2. a stopper portion; 3. a locking portion; 31. a locking post; 311. a limiting end; 32. an adjustment member; 33. an elastic member; 34. a limiting member; 20. and (7) a cover plate.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Referring to fig. 1 to 7, the present invention provides a firearm clamp, which is provided with a mounting position for fixing a target object, so as to fix the target object on the firearm by the firearm clamp, including: the clamping part 1, the clamping part 1 includes the first clamping part 11 and the second clamping part 12, the first clamping part 11 and the second clamping part 12 are arranged along the first preset direction at intervals; the first clamping part 11 and/or the second clamping part 12 are movably arranged along a first preset direction so as to clamp two sides of the firearm through the first clamping part 11 and the second clamping part 12 when the first clamping part 11 and the second clamping part 12 are close to each other; a limiting part 2, wherein the limiting part 2 is used for matching with a trigger guard ring of the firearm to limit the movement of the clamp for the firearm along a second preset direction; the second preset direction is a direction parallel to the shooting direction of the firearm.

The utility model discloses a be equipped with the mounted position who is used for fixed target object on anchor clamps for the firearms to fix target object on the firearms through anchor clamps for the firearms, include: the clamping part 1, the clamping part 1 includes the first clamping part 11 and the second clamping part 12, the first clamping part 11 and the second clamping part 12 are arranged along the first preset direction at intervals; the first clamping part 11 and/or the second clamping part 12 are movably arranged along a first preset direction so as to clamp two sides of the firearm through the first clamping part 11 and the second clamping part 12 when the first clamping part 11 and the second clamping part 12 are close to each other; a limiting part 2, wherein the limiting part 2 is used for matching with a trigger guard ring of the firearm to limit the movement of the clamp for the firearm along a second preset direction; the second preset direction is a direction parallel to the shooting direction of the firearm. Through the cooperation of the trigger protective shroud that adopts spacing part 2 and firearms, fix effectively along the emission direction of the rifle body to anchor clamps, thereby avoid the firearms to lead to anchor clamps to move along firearms emission direction because of the acceleration is too big when arousing, on this basis, through adopting first clamping part 11 and second clamping part 12 to carry out the centre gripping to the both sides of firearms, carry out the fixed of following the rifle body side direction to the anchor clamps, realize the stable connection between anchor clamps and the firearms, fixed effect between anchor clamps for the firearms and the firearms has been improved. When it is used for fixed acceleration sensor, through the cooperation between the trigger protective shroud of spacing part 2 and firearms, can carry out effectual fixed along the transmission direction of firearms to acceleration sensor, guarantee that acceleration sensor carries out accurate the gathering to the acceleration along firearms transmission direction, guarantee to detect the precision to can satisfy the requirement fixed to acceleration sensor effectively.

In order to improve the matching effect of the limiting part 2 and the trigger guard ring, one side of the limiting part 2 close to the clamping part 1 is provided with a matching surface which is used for matching with the inner peripheral surface of the trigger guard ring of the firearm. Thus, the limiting part 2 can hook the trigger guard ring, and the stability of matching is ensured.

In particular embodiments, the inner peripheral surface of the trigger guard is the surface of the trigger guard adjacent the trigger, which is generally an arcuate surface; the mating surface has a shape that is the same as at least a portion of the inner peripheral surface of the trigger guard.

Specifically, the clamp for firearms comprises a main body part 10, a second clamping part 12 is fixedly arranged on the main body part 10, and a first clamping part 11 is movably arranged along a first preset direction; the first clamping portion 11 has a clamping position and a release position; the firearm clamp further comprises a locking portion 3, the locking portion 3 being adapted to contact the first clamping portion 11 to lock the first clamping portion 11 in the clamping position.

As shown in fig. 1, 2, 5, 6 and 7, the main body 10 is provided with a through hole extending along a first predetermined direction; the locking portion 3 includes: the locking column 31 is provided with an external thread, the locking column 31 is arranged in the through hole in a penetrating mode, and the locking column 31 is connected with the first clamping part 11; the adjusting piece 32, the adjusting piece 32 is provided with a threaded hole; the adjusting piece 32 is arranged on the side of the main body part 10 far away from the first clamping part 11, and the adjusting piece 32 is in threaded connection with the locking column 31 so that the adjusting piece 32 abuts against the main body part 10 by rotating the adjusting piece 32 to prevent the first clamping part 11 from moving towards the side far away from the second clamping part 12.

In specific implementation, the adjusting part 32 comprises a positioning part and a handheld part, the positioning part is connected with the handheld part and is of a cylindrical structure, and the hole center line of the threaded hole is overlapped with the axis of the cylindrical structure; the main body part 10 is provided with a positioning groove 101, the positioning groove 101 is a cylindrical hole with the same size as the cylindrical structure, so that the cylindrical structure is matched with the cylindrical hole to position the adjusting piece 32, the adjusting piece 32 and the locking column 31 are prevented from shaking, and the locking effect is improved; moreover, the height of the regulating member 32 protruding from the main body 10 can be reduced, and the overall appearance of the firearm clamp can be improved.

Specifically, the locking portion 3 includes an elastic member 33, and at least a portion of the elastic member 33 is disposed between the main body portion 10 and the adjusting member 32 to drive the adjusting member 32 to move under the elastic force of the elastic member 33, so as to bring the first clamping portion 11 to the clamping position by the locking column 31.

In order to ensure the smooth action of the elastic member 33, the elastic member 33 is a spring, and the spring is sleeved on the locking column 31; the body portion 10 is provided with a mounting groove 102, and a part of the spring is mounted in the mounting groove 102.

In specific implementation, the mounting groove 102 is a cylindrical hole, the hole center line of the cylindrical hole coincides with the hole center line of the through hole on the main body portion 10, and the diameter of the cylindrical hole is larger than that of the through hole on the main body portion 10.

Specifically, a mounting hole is formed in the first clamping portion 11, the locking column 31 is arranged in the mounting hole in a penetrating manner, a first end of the locking column 31 is provided with a limiting end 311, and the area of the cross section of the limiting end 311 is larger than that of the cross section of the body portion of the locking column 31; one side of the first clamping part 11, which is far away from the second clamping part 12, is provided with a limiting hole, and a limiting end 311 is clamped in the limiting hole; and/or, the second end of the locking column 31 is provided with a limiting member 34, and at least part of the limiting member 34 has a cross-sectional area larger than that of the body part of the locking column 31, so that the limiting member 34 is in contact with the adjusting member 32 to prevent the adjusting member 32 from being separated from the locking column 31.

In specific implementation, the cross section of the limiting end 311 is a section perpendicular to the extending direction of the locking column 31; the cross section of the stopper 34 is a section perpendicular to the extending direction of the locking post 31; the locking column 31 is of a cylindrical structure, at least part of the limiting end head 311 protrudes out of the body of the limiting end head 311 along the radial direction of the cylindrical structure, so that the part of the limiting end head 311 protruding out of the body of the limiting end head 311 is in contact with the limiting hole to prevent the limiting end head 311 and the locking column 31 from rotating around the axis of the cylindrical structure; specifically, the cross section of the limiting end 311 can be a polygonal structure or an elliptical structure. Preferably, the cross-sectional shape of the spacing tip 311 is elliptical. The limiting member 34 is a limiting screw, the limiting screw is mounted on the end surface of the second end of the locking column 31, and the cross-sectional area of the screw head of the limiting screw is larger than the cross-sectional area of the body part of the locking column 31. One side of the adjusting piece 32, which is far away from the main body part 10, is provided with a yielding groove matched with the shape of the screw head of the limiting screw, and when the adjusting piece 32 is adjusted and moved along the direction far away from the main body part 10, at least part of the screw head of the limiting screw enters the yielding groove, so that the length of the part of the limiting screw protruding out of the adjusting piece 32 can be effectively reduced, the interference on the use of the firearm is reduced, and the clamp for the firearm is more attractive.

In order to improve the stability of the movement of the first clamping portion 11 along the first preset direction, a first sliding fit structure 111 is arranged on the first clamping portion 11, a second sliding fit structure is arranged on the main body portion 10, and the first sliding fit structure 111 is in sliding fit with the second sliding fit structure.

Specifically, the first sliding fit structure 111 is a sliding block, the second sliding fit structure is a sliding groove matched with the shape of the sliding block, and the sliding groove extends along a first preset direction; along the direction that is close to main part 10, the sectional area of slider increases gradually, like this, can prevent that the slider from deviating from in the spout, stability when guaranteeing the slider action.

In order to improve the matching effect of the first clamping part 11 and/or the second clamping part 12 and the firearm, a first matching part 13 is arranged on the first clamping part 11 and/or the second clamping part 12, and the first matching part 13 is used for being in clamping fit with a second matching part on the firearm; and/or, a mounting cavity 103 is arranged on the main body part 10, the mounting cavity 103 extends to the surface of the main body part 10, and the mounting position is located in the mounting cavity 103; the firearm clamp further includes a cover plate 20, and the cover plate 20 is detachably mounted on the main body portion 10 to shield the mounting chamber 103 from the cover plate 20.

In specific implementation, the first matching part 13 is a convex structure, and the second matching part is a concave structure; specifically, the first matching portion 13 is a strip-shaped protruding structure, and the strip-shaped protruding structure extends along a second preset direction. A fixing groove 104 is provided on an inner wall surface of the mounting chamber 103 of the body part 10 to fix the target object by mounting the target object in the fixing groove 104; the opening of the fixing groove 104 faces a second predetermined direction.

Specifically, the main body portion 10 is provided with an escape groove 105 to escape the trigger guard ring through the escape groove 105 when the stopper portion 2 is engaged with the trigger guard ring; and/or the body part 10 is provided with a first mating surface 106 and a second mating surface 107, the first mating surface 106 and the second mating surface 107 being respectively adapted to mate with corresponding positions of a frame of a firearm; the first and second

fitting surfaces

106 and 107 are spaced apart from each other along a third predetermined direction, which is perpendicular to both the first and second predetermined directions.

The utility model also provides a firearms transmission detection device, firearms transmission detection device include acceleration detection module and for the firearms anchor clamps, and the anchor clamps for the firearms are used for installing on the firearms, and the anchor clamps for the firearms are foretell for the firearms anchor clamps, and acceleration detection module fixes the mounted position department on the anchor clamps for the firearms.

From the above description, it can be seen that the above-mentioned embodiments of the present invention achieve the following technical effects:

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may also be oriented 90 degrees or at other orientations and the spatially relative descriptors used herein interpreted accordingly.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A clamp for firearms, which is characterized in that a mounting position for fixing a target object is provided on the clamp for firearms, so that the target object can be fixed on the firearms by the clamp for firearms, comprising:

the clamping part (1), the clamping part (1) comprises a first clamping part (11) and a second clamping part (12), and the first clamping part (11) and the second clamping part (12) are arranged at intervals along a first preset direction; the first clamping part (11) and/or the second clamping part (12) are movably arranged along the first preset direction so as to clamp two sides of the firearm through the first clamping part (11) and the second clamping part (12) when the first clamping part (11) and the second clamping part (12) are close to each other;

a limit stop (2), the limit stop (2) for cooperating with a trigger guard of the firearm to limit movement of the firearm grip in a second predetermined direction;

the second preset direction is a direction parallel to the shooting direction of the firearm.

2. A firearm clamp according to claim 1, characterised in that the side of the retainer part (2) adjacent to the clamping part (1) is provided with a mating surface for mating with an inner circumferential surface of a trigger guard of the firearm.

3. Firearm clamp according to claim 1, characterized in that it comprises a main body part (10), said second clamping portion (12) being fixedly arranged on said main body part (10), said first clamping portion (11) being movably arranged along said first preset direction; the first clamping portion (11) has a clamping position and a release position; the firearm clamp further comprises a locking portion (3), the locking portion (3) being adapted to contact the first clamping portion (11) to lock the first clamping portion (11) in the clamping position.

4. A firearm clamp according to claim 3, characterised in that said main portion (10) is provided with a through hole extending along said first predetermined direction; the locking portion (3) includes:

the locking column (31) is provided with an external thread, the locking column (31) penetrates through the through hole, and the locking column (31) is connected with the first clamping part (11);

the adjusting piece (32), the adjusting piece (32) is provided with a threaded hole; the adjusting piece (32) is arranged on one side, away from the first clamping part (11), of the main body part (10), and the adjusting piece (32) is connected with the locking column (31) through threads so that the adjusting piece (32) can abut against the main body part (10) through rotating the adjusting piece (32).

5. A clamp for firearms according to claim 4, wherein said locking portion (3) comprises an elastic element (33), at least part of said elastic element (33) being arranged between said main portion (10) and said adjustment element (32) to drive said adjustment element (32) in movement under the action of the elastic force of said elastic element (33) to bring said first clamping portion (11) in movement to said clamping position by means of said locking column (31).

6. A firearm clamp according to claim 5, characterised in that said elastic element (33) is a spring, which is fitted over said locking stud (31); the main body part (10) is provided with a mounting groove (102), and one part of the spring is mounted in the mounting groove (102).

7. A clamp for firearms according to claim 4, wherein the first clamping portion (11) is provided with a mounting hole, the locking column (31) is arranged in the mounting hole in a penetrating way, the first end of the locking column (31) is provided with a limiting end head (311), and the area of the cross section of the limiting end head (311) is larger than that of the cross section of the body part of the locking column (31); one side of the first clamping part (11) far away from the second clamping part (12) is provided with a limiting hole, and the limiting end (311) is clamped in the limiting hole; and/or the presence of a gas in the gas,

the second end of the locking column (31) is provided with a limiting piece (34), and the cross section area of at least part of the limiting piece (34) is larger than that of the body part of the locking column (31) so as to prevent the adjusting piece (32) from being separated from the locking column (31) by enabling the limiting piece (34) to be in contact with the adjusting piece (32).

8. A clamp for firearms according to claim 3, wherein a first sliding fit structure (111) is provided on said first holding portion (11), a second sliding fit structure is provided on said main body portion (10), and a sliding fit is provided between said first sliding fit structure (111) and said second sliding fit structure.

9. The firearm clamp according to claim 8, wherein the first sliding fit structure (111) is a slide block, and the second sliding fit structure is a sliding groove matching the shape of the slide block, the sliding groove extending along the first predetermined direction; the cross-sectional area of the slider is gradually increased in a direction approaching the main body portion (10).

10. A firearm clamp according to claim 3, characterised in that the first clamping portion (11) and/or the second clamping portion (12) is/are provided with a first mating portion (13), the first mating portion (13) being adapted to snap-fit with a second mating portion on the firearm; and/or the presence of a gas in the gas,

a mounting cavity (103) is formed in the main body part (10), the mounting cavity (103) extends to the surface of the main body part (10), and the mounting position is located in the mounting cavity (103); the clamp for the firearm further comprises a cover plate (20), wherein the cover plate (20) is detachably mounted on the main body part (10) so as to shield the mounting cavity (103) through the cover plate (20).

11. A firearm clamp according to claim 3, characterised in that the body part (10) is provided with an escape slot (105) to allow the trigger guard to escape through the escape slot (105) when the retainer part (2) is engaged with the trigger guard; and/or the presence of a gas in the gas,

the main body part (10) is provided with a first matching surface (106) and a second matching surface (107), and the first matching surface (106) and the second matching surface (107) are respectively used for matching with corresponding positions of a gun body of the gun; the first matching surface (106) and the second matching surface (107) are arranged at intervals along a third preset direction, and the third preset direction is perpendicular to the first preset direction and the second preset direction.

12. A firearm firing detection apparatus, comprising an acceleration detection module and a firearm clamp, the firearm clamp being configured to be mounted on a firearm, the firearm clamp being as defined in any one of claims 1 to 11, the acceleration detection module being fixed at a mounting position on the firearm clamp.