CN216310972U - Anti-dismantling device and anti-dismantling alarm - Google Patents

Abstract

The application provides a prevent dismouting and prevent tearing open alarm. The anti-dismantling device comprises a mounting plate and an anti-dismantling assembly; the anti-dismantling component comprises an anti-dismantling box and an anti-dismantling piece, the anti-dismantling box is connected with the mounting plate, the anti-dismantling piece comprises an anti-dismantling electric column and an anti-dismantling rod which are nested with each other, the anti-dismantling electric column is connected with the anti-dismantling box, the anti-dismantling electric column is movably connected with the anti-dismantling rod, the anti-dismantling rod is used for electrically connecting two electrode plates of the anti-dismantling electric column when the anti-dismantling electric column is popped out, and the two electrode plates are used for being electrically connected with an anti-dismantling alarm detection pin of the anti-dismantling detection mainboard. When preventing tearing open the box and being pulled down by force from the mounting panel, prevent tearing open the pole and pop out from preventing tearing open the electric post, two electrode slices of preventing tearing open the electric post are changed into off-state by the connected state, are convenient for prevent tearing open and detect the mainboard and detect the condition that has the strong condition of tearing open through the change of state of preventing tearing open the warning detection foot, thereby make the alarm structure that prevents tearing open of preventing tearing open the device simple, reduced the part quantity of preventing tearing open of preventing open the device, thereby reduced the use cost of preventing open the device.

Description

Anti-dismantling device and anti-dismantling alarm

Technical Field

The utility model relates to the technical field of anti-dismantling devices, in particular to an anti-dismantling device and an anti-dismantling alarm.

Background

At present, the traditional alarm device automatically detects invasion behaviors in a defense arrangement monitoring area by a physical method or an electronic technology to generate an alarm signal, once a thief invades the defense area, a detector detects the invasion and immediately transmits a wireless coding signal, a host arranged within 100 meters away from the defense area immediately dials an alarm number arranged in the host after receiving the alarm signal, the thief can be warned by a telephone and a host loudspeaker, and simultaneously siren sound alarm is given, and the general alarm device alarm modes can be divided into telephone alarm, GSM multimedia message alarm, 3G video alarm and the like.

However, the conventional alarm is easily destroyed and removed by lawbreakers, and the structure of the conventional anti-removal device is complex, so that the damage of the conventional anti-removal device after the conventional anti-removal device is frequently removed will undoubtedly result in the increase of the use cost of the alarm, and the replacement of the alarm with low cost is not facilitated.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art and provides a disassembly-preventing device and a disassembly-preventing alarm, wherein the disassembly-preventing device and the disassembly-preventing alarm reduce the use cost by reducing the number of disassembly-preventing components.

The purpose of the utility model is realized by the following technical scheme:

a tamper-evident device, comprising: a mounting plate and a tamper assembly; the mounting plate is used for being fixed on the mounting body; the anti-disassembly assembly comprises an anti-disassembly box and an anti-disassembly piece, the anti-disassembly box is located on the mounting plate and deviates from one surface of the mounting body, the anti-disassembly box is connected with the mounting plate, the anti-disassembly box is used for containing the anti-disassembly detection mainboard, the anti-disassembly piece comprises an anti-disassembly electric column and an anti-disassembly rod which are nested with each other, the anti-disassembly electric column is connected with the anti-disassembly box, the anti-disassembly electric column is movably connected with the anti-disassembly rod, so that the anti-disassembly rod is popped out of the anti-disassembly electric column, the anti-disassembly rod is movably extruded by the mounting plate, the anti-disassembly rod is used for disconnecting the anti-disassembly electric column when popping out, the electric connection of two electrode plates of the anti-disassembly electric column is realized, wherein the electrode plates are used for being electrically connected with the anti-disassembly alarm detection foot of the anti-disassembly detection mainboard.

In one embodiment, the anti-dismantling box is provided with an anti-dismantling clamping hole, and the anti-dismantling electric pole is clamped in the anti-dismantling clamping hole.

In one embodiment, the anti-disassembly piece further comprises an anti-disassembly clamping plate, the anti-disassembly clamping plate is sleeved on the anti-disassembly electric pole, the anti-disassembly box is further provided with a clamping groove communicated with the anti-disassembly clamping hole, the caliber of the clamping groove is larger than the diameter of the anti-disassembly clamping hole, and at least part of the anti-disassembly clamping plate is contained in the clamping groove.

In one embodiment, the anti-detaching element further comprises a first mounting elastic plate connected with the anti-detaching electric pole, the first mounting elastic plate is obliquely arranged towards the direction far away from the anti-detaching electric pole, and the first mounting elastic plate is used for being in sliding butt joint with the inner wall of the anti-detaching clamping hole when the anti-detaching electric pole is mounted on the anti-detaching box.

In one embodiment, the distance between the first mounting elastic plate and the anti-detaching electric pole is gradually increased in the direction towards the mounting plate.

In one embodiment, the mounting elastic plate comprises a second mounting elastic plate connected with the first mounting elastic plate, the second mounting elastic plate is used for abutting against the inner wall of the anti-dismantling box, and the distance between the second mounting elastic plate and the anti-dismantling electric column is gradually reduced in the direction towards the mounting plate.

In one embodiment, the anti-dismantling electric pole is provided with a spacing groove, an opening of the spacing groove faces the first mounting elastic plate, and the spacing groove is used for accommodating at least part of the first mounting elastic plate when the anti-dismantling electric pole passes through the anti-dismantling clamping hole.

In one embodiment, the anti-dismantling box is provided with a hook accommodating groove and a clamping groove which are communicated with each other, the mounting plate comprises a plate body and a clamping hook which are connected with each other, the clamping hook is located on the plate body close to one surface of the anti-dismantling box, the clamping hook is respectively penetrated into the hook accommodating groove and the clamping groove, and at least part of the clamping hook is arranged in the clamping groove.

In one embodiment, the anti-tamper device further includes a receiving plate connected to the mounting plate, the receiving plate abuts against the anti-tamper box, and a mounting opening is formed between the receiving plate and the mounting plate and is used for receiving at least part of the anti-tamper box.

An anti-disassembly alarm comprises the anti-disassembly device in any embodiment.

Compared with the prior art, the utility model has at least the following advantages:

when the anti-dismantling box is forcedly dismantled from the mounting plate, the anti-dismantling rod is popped out from the anti-dismantling electric column, so that two electrode plates of the anti-dismantling electric column are changed into a disconnected state from a communicated state, the anti-dismantling detection mainboard is convenient to detect the forced dismantling condition through the state change of the anti-dismantling alarm detection feet, the anti-dismantling alarm structure of the anti-dismantling device is simple, the quantity of anti-dismantling parts of the anti-dismantling device is reduced, and the use cost of the anti-dismantling device is reduced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic view of a tamper-evident device in one embodiment;

FIG. 2 is a cross-sectional view of the tamper-evident device of FIG. 1 taken along the line A-A;

FIG. 3 is an enlarged schematic view at A1 of the cross-sectional view shown in FIG. 2;

FIG. 4 is an exploded view of the tamper evident device of FIG. 1;

FIG. 5 is an enlarged schematic view of the tamper-evident device of FIG. 4 at A2;

FIG. 6 is a schematic view of a tamper evidence member of the tamper evidence arrangement of FIG. 4;

FIG. 7 is a cross-sectional view of the tamper-evident device of FIG. 1 taken along the line B-B;

fig. 8 is an enlarged schematic view at a3 of the cross-sectional view shown in fig. 7.

Detailed Description

To facilitate an understanding of the utility model, the utility model will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The utility model relates to a disassembly prevention device. In one embodiment, the tamper evident device includes a mounting plate and a tamper assembly. The mounting plate is used for being fixed on the mounting body. The anti-disassembly assembly comprises an anti-disassembly box and an anti-disassembly piece. Prevent tearing open the box and being located the mounting panel deviates from the one side of the installation body, prevent tearing open the box with the mounting panel is connected, prevent tearing open the box and be used for the holding to prevent tearing open the detection mainboard. The anti-dismantling piece comprises anti-dismantling electric poles and anti-dismantling rods which are nested with each other. The anti-dismantling electric column is connected with the anti-dismantling box, and is also movably connected with the anti-dismantling rod, so that the anti-dismantling rod is popped out from the anti-dismantling electric column. The anti-dismantling rod is movably extruded with the mounting plate and is used for disconnecting the electric connection of the two electrode plates of the anti-dismantling electric column when the anti-dismantling electric column is popped up. And the two electrode plates are electrically connected with the anti-dismantling alarm detection pins of the anti-dismantling detection main board. When the anti-dismantling box is forcedly dismantled from the mounting plate, the anti-dismantling rod is popped out from the anti-dismantling electric column, so that two electrode plates of the anti-dismantling electric column are changed into a disconnected state from a communicated state, the anti-dismantling detection mainboard is convenient to detect the forced dismantling condition through the state change of the anti-dismantling alarm detection feet, the anti-dismantling alarm structure of the anti-dismantling device is simple, the quantity of anti-dismantling parts of the anti-dismantling device is reduced, and the use cost of the anti-dismantling device is reduced.

Please refer to fig. 1, which is a schematic structural diagram of an anti-tamper apparatus according to an embodiment of the present invention.

The tamper-evident device 10 of one embodiment includes a mounting plate 100 and a tamper-evident assembly 200. The mounting plate 100 is adapted to be secured to a mounting body. Referring also to fig. 2, the tamper assembly 200 includes a tamper-evident box 210 and a tamper-evident member 220. Prevent tearing open box 210 and being located mounting panel 100 deviates from the one side of the installation body, prevent tearing open box 210 with mounting panel 100 is connected, prevent tearing open box 210 and be used for the holding to prevent tearing open the detection mainboard. Referring to fig. 3, the tamper-evident element 220 includes a tamper-evident post 222 and a tamper bar 224 that are nested with each other. The anti-detachment electric pole 222 is connected with the anti-detachment box 210, and the anti-detachment electric pole 222 is also movably connected with the anti-detachment rod 224, so that the anti-detachment rod 224 is ejected out of the anti-detachment electric pole 222. The anti-detaching rod 224 is movably pressed with the mounting plate 100, and the anti-detaching rod 224 is used for disconnecting the electrical connection of the two electrode plates of the anti-detaching electric pole 222 when being popped up from the anti-detaching electric pole 222. And the two electrode plates are electrically connected with the anti-dismantling alarm detection pins of the anti-dismantling detection main board.

In this embodiment, when preventing tearing open box 210 and being pulled down from mounting panel 100 by force, prevent tearing open pole 224 and pop out from preventing tearing open electric post 222, make two electrode slices of preventing tearing open electric post 222 change into off-state by the connected state, be convenient for prevent tearing open and detect the mainboard and detect the condition that has the forced tear open through the change of state of preventing tearing open the warning detection foot, thereby make the warning simple structure of preventing tearing open of preventing open the device, the part quantity of preventing tearing open of preventing open the device has been reduced, thereby the use cost of preventing open the device has been reduced. Wherein, the on-off state of two electrode slices of anti-disassembly electric post is prevented tearing open and is detected by the anti-disassembly alarm detection foot of preventing tearing open the detection mainboard, for example, the anti-disassembly alarm detection foot of preventing tearing open the detection mainboard detects the level height change that two electrode slices correspond, later prevent tearing open the receiving and dispatching module of detecting the mainboard and change above-mentioned level and transmit the server platform through TCP/IP agreement again, server platform transmits cell-phone APP, let managers know at any time whether the anti-disassembly device of management takes place to remove and dismantle.

In one embodiment, referring to fig. 4 and 5, the tamper-proof box 210 has a tamper-proof fastening hole 212, and the tamper-proof electric pole 222 is fastened in the tamper-proof fastening hole 212. In this embodiment, prevent tearing open the opening direction of joint hole 212 with mounting panel 100 mutually perpendicular, prevent tearing open electric post 222 and wear to locate in preventing tearing open joint hole 212, be convenient for prevent tearing open the inner wall centre gripping of joint hole 212 prevent tearing open electric post 222, promptly prevent tearing open the inner wall annular inclusion of joint hole 212 in prevent tearing open electric post 222's surface, make prevent tearing open electric post 222 stable card and establishing prevent tearing open on the box 210, improved prevent tearing open electric post 222 and be in prevent tearing open the installation stability on the box 210.

Further, please refer to fig. 5 and fig. 6, the anti-tamper 220 further includes an anti-tamper 226, the anti-tamper 226 is sleeved on the anti-tamper electric post 222, the anti-tamper box 210 is further provided with a locking groove 214 communicated with the anti-tamper locking hole 212, an aperture of the locking groove 214 is larger than an aperture of the anti-tamper locking hole 212, and at least a portion of the anti-tamper 226 is accommodated in the locking groove 214. In this embodiment, the anti-tamper fastener 226 is fastened in the fastener groove 214, and the sidewall of the anti-tamper fastener 226 abuts against the inner wall of the fastener groove 214, so that the anti-tamper fastener 226 is clamped by the inner wall of the fastener groove 214, and the anti-tamper fastener 226 is fastened in the fastener groove 214. Moreover, the bore diameter of the clamping groove 214 is greater than the bore diameter of the anti-dismantling clamping hole 212, so that a step is formed on the anti-dismantling box 210, the step is formed at the bottom of the clamping groove 214, the anti-dismantling clamping plate 226 is conveniently and stably placed in the clamping groove 214, the anti-dismantling clamping plate 226 has a tendency of blocking the anti-dismantling electric pole 222 from continuing to be embedded into the anti-dismantling box 210, at least part of the anti-dismantling rod 224 is located outside the anti-dismantling box 210, and the anti-dismantling rod 224 can be extruded with the mounting plate 100.

Still further, referring to fig. 5 and 6, the anti-tamper 220 further includes a first mounting elastic plate 228 connected to the anti-tamper electric post 222, the first mounting elastic plate 228 is disposed in an inclined manner in a direction away from the anti-tamper electric post 222, and the first mounting elastic plate 228 is configured to slidably abut against an inner wall of the anti-tamper clamping hole 212 when the anti-tamper electric post 222 is mounted on the anti-tamper box 210. In this embodiment, the first mounting spring plate 228 has a certain elastic deformation capability. The first mounting elastic plate 228 and the anti-detaching electric pole 222 are inclined to each other, that is, an included angle is formed between the first mounting elastic plate 228 and the anti-detaching electric pole 222, that is, the distance between one end of the first mounting elastic plate 228 away from the anti-detaching electric pole 222 and the anti-detaching electric pole 222 is the largest. Like this, when anti-detach electric post 222 installs and wears to locate in the anti-detach joint hole 212, first installation springboard 228 is followed anti-detach electric post 222 gets into in the anti-detach joint hole 212, and, first installation springboard 228 deviates from one side slip butt in the inner wall of anti-detach joint hole 212, be convenient for first installation springboard 228 gets into completely in the anti-detach box 210 back support and hold on the inner wall of anti-detach box 210, make anti-detach electric post 222 stable mounting in on the anti-detach box 210, reduced anti-detach electric post 222 follow the probability that drops on the anti-detach box 210.

In another embodiment, the distance between the first mounting spring plate 228 and the anti-detachment electric pole 222 gradually increases in the direction toward the mounting plate 100, so that one end of the first mounting spring plate 228 away from the anti-detachment electric pole 222 is offset from the anti-detachment clamping hole 212, that is, in the direction toward the mounting plate 100, a part of the projection of the first mounting spring plate 228 on the anti-detachment box 210 is located outside the anti-detachment clamping hole 212, that is, in the direction toward the mounting plate 100, a part of the projection of the first mounting spring plate 228 on the anti-detachment box 210 is located inside the anti-detachment clamping hole 212, so that one end of the first mounting spring plate 228 away from the anti-detachment electric pole 222 abuts against the inner wall of the anti-detachment box 210, and the mounting stability of the anti-detachment electric pole 222 on the anti-detachment box 210 is further ensured.

Further, referring to fig. 6, the detachment prevention member 220 includes a second mounting elastic plate 221 connected to the first mounting elastic plate 228, the second mounting elastic plate 221 is configured to abut against an inner wall of the detachment prevention box 210, and a distance between the second mounting elastic plate 221 and the detachment prevention electric pole 222 is gradually decreased in a direction toward the mounting plate 100. In this embodiment, the second mounting elastic plate 221 also has a certain elastic deformation capability. The second installation elastic plate 221 enters the anti-tamper box 210 along with the first installation elastic plate 228, and as the distance between the second installation elastic plate 221 and the anti-tamper electric column 222 is gradually reduced, an included angle is formed between the second installation elastic plate 221 and the first installation elastic plate 228, so that the second installation elastic plate 221 is bent towards the anti-tamper electric column 222, that is, an opening of a bending groove formed between the second installation elastic plate 221 and the first installation elastic plate 228 faces the anti-tamper electric column 222, so that when the second installation elastic plate 221 abuts against the anti-tamper box 210, a certain elasticity is provided for the first installation elastic plate 228, the moving amplitude of the anti-tamper electric column 222 in the anti-tamper clamping hole 212 is further increased, and the probability that the first installation elastic plate 228 is damaged due to an overlarge stress is reduced.

In another embodiment, referring to fig. 6, the anti-detachment electric pole 222 is provided with an avoiding groove 2222, an opening of the avoiding groove 2222 faces the first mounting elastic plate 228, and the avoiding groove 2222 is used for accommodating at least a portion of the first mounting elastic plate 228 when the anti-detachment electric pole 222 passes through the anti-detachment fastening hole 212. In this embodiment, keep away the groove 2222 with first installation bullet board 228 cooperation is used first installation bullet board 228 passes when preventing tearing open joint hole 212, first installation bullet board 228 with prevent tearing open the extrusion of the inner wall of joint hole 212, first installation bullet board 228 is inside to be shrunk, promptly first installation bullet board 228 orientation keep away the inslot 2222 and remove, make first installation bullet board 228 accept gradually in keep away groove 2222, reduced prevent tearing open the diameter when piece 220 wears to locate in prevent tearing open joint hole 212, be convenient for first installation bullet board 228 passes prevent tearing open joint hole 212.

In one embodiment, please refer to fig. 7 and 8 together, the anti-tamper box 210 is provided with a hook receiving groove 216 and a clamping groove 218 which are communicated with each other, the mounting plate 100 includes a plate body 110 and a clamping hook 120 which are connected with each other, the clamping hook 120 is located on a surface of the plate body 110 close to the anti-tamper box 210, the clamping hook 120 is respectively inserted into the hook receiving groove 216 and the clamping groove 218, and at least a part of the clamping hook 120 is clamped in the clamping groove 218. In this embodiment, the joint couple 120 is located the plate body 110 with prevent tearing open between the box 210 prevent tearing open box 210 install in when on the mounting panel 100, the joint couple 120 in proper order move about in couple storage tank 216 and joint groove 218, and finally will some cards of joint couple 120 are established in the joint groove 218, and another part of joint couple 120 accept in couple storage tank 216. In another embodiment, the clamping hook 120 has an L-shaped structure, and the shape of the clamping hook 120 matches with the shapes formed by the hook accommodating groove 216 and the clamping groove 218, so that the clamping hook 120 can be conveniently hung and fastened on the anti-dismantling box 210, and the installation stability of the anti-dismantling box 210 on the installation plate 100 can be improved.

In one embodiment, referring to fig. 4, the tamper-proof device 10 further includes a receiving plate 300 connected to the mounting plate 100, the receiving plate 300 abuts against the tamper-proof box 210, and a receiving opening is formed between the receiving plate 300 and the mounting plate 100 and is used for receiving at least a portion of the tamper-proof box 210. In this embodiment, the receiving plate 300 has a bearing surface, the anti-dismantling box 210 is abutted on the bearing surface, the bearing surface is perpendicular to the gravity direction of the anti-dismantling box 210, and the bearing surface is opposite to the gravity direction of the supporting force provided by the anti-dismantling box 210, so that the anti-dismantling box 210 is fixed on the receiving plate 300 and the mounting plate 100, thereby improving the installation stability of the anti-dismantling box 210.

In other embodiments, the mounting panel is used for fixing on the wall body, and the security alarm with the anti-disassembly detection mainboard is installed on the anti-disassembly box, wherein the anti-disassembly alarm detection foot of the anti-disassembly detection mainboard is used for giving an alarm when the two electrode plates are changed from the connected state to the disconnected state.

In one embodiment, the present application further provides a tamper alarm including the tamper device of any of the above embodiments. In this embodiment, the tamper evident device includes a mounting plate and a tamper evident assembly. The mounting plate is used for being fixed on the mounting body. The anti-disassembly assembly comprises an anti-disassembly box and an anti-disassembly piece. Prevent tearing open the box and being located the mounting panel deviates from the one side of the installation body, prevent tearing open the box with the mounting panel is connected, prevent tearing open the box and be used for the holding to prevent tearing open the detection mainboard. The anti-dismantling piece comprises anti-dismantling electric poles and anti-dismantling rods which are nested with each other. The anti-dismantling electric column is connected with the anti-dismantling box, and is also movably connected with the anti-dismantling rod, so that the anti-dismantling rod is popped out from the anti-dismantling electric column. The anti-dismantling rod is movably extruded with the mounting plate and is used for disconnecting the electric connection of the two electrode plates of the anti-dismantling electric column when the anti-dismantling electric column is popped up. And the two electrode plates are electrically connected with the anti-dismantling alarm detection pins of the anti-dismantling detection main board. When the anti-dismantling box is forcedly dismantled from the mounting plate, the anti-dismantling rod is popped out from the anti-dismantling electric column, so that two electrode plates of the anti-dismantling electric column are changed into a disconnected state from a communicated state, the anti-dismantling detection mainboard is convenient to detect the forced dismantling condition through the state change of the anti-dismantling alarm detection feet, the anti-dismantling alarm structure of the anti-dismantling device is simple, the quantity of anti-dismantling parts of the anti-dismantling device is reduced, and the use cost of the anti-dismantling device is reduced.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (10)

1. A tamper-evident device, comprising:

the mounting plate is used for being fixed on the mounting body;

prevent tearing open the subassembly, prevent tearing open the subassembly including preventing tearing open the box and prevent tearing open the piece, prevent tearing open the box and be located the mounting panel deviates from the one side of the installation body, prevent tearing open the box with the mounting panel is connected, prevent tearing open the box and be used for the holding to prevent tearing open the detection mainboard, prevent tearing open the piece including the prevent electric post of tearing open and prevent tearing open the pole of nested setting each other, prevent tearing open the electric post with prevent tearing open the box and connect, prevent tearing open the electric post still with prevent tearing open pole swing joint, so that prevent tearing open the pole and follow prevent tearing open and pop out on the electric post, prevent tearing open the pole still with mounting panel activity extrusion, prevent tearing open the pole and be used for following prevent tearing open when popping out on the electric post the electricity of two electrode slices of preventing open the electric post is connected, wherein, two electrode slices be used for with prevent tearing open the warning detection foot electricity that detects the mainboard.

2. The tamper-evident device of claim 1, wherein the tamper-evident box is formed with a tamper-evident hole, and the tamper-evident post is engaged with the tamper-evident hole.

3. The anti-dismantling device as claimed in claim 2, wherein the anti-dismantling member further comprises an anti-dismantling clamping plate, the anti-dismantling clamping plate is sleeved on the anti-dismantling electric pole, the anti-dismantling box is further provided with a clamping groove communicated with the anti-dismantling clamping hole, the caliber of the clamping groove is larger than the diameter of the anti-dismantling clamping hole, and at least part of the anti-dismantling clamping plate is accommodated in the clamping groove.

4. The tamper device according to claim 2, wherein the tamper device further comprises a first mounting spring plate connected to the tamper post, the first mounting spring plate is disposed to be inclined toward a direction away from the tamper post, and the first mounting spring plate is configured to slidably abut against an inner wall of the tamper engagement hole when the tamper post is mounted on the tamper box.

5. The tamper device of claim 4, wherein a distance between the first mounting spring plate and the tamper post is gradually increased in a direction toward the mounting plate.

6. The tamper device according to claim 4, wherein the tamper member includes a second mounting spring plate connected to the first mounting spring plate, the second mounting spring plate being adapted to abut against an inner wall of the tamper box, a distance between the second mounting spring plate and the tamper electric post being gradually reduced in a direction toward the mounting plate.

7. The tamper-evident device of claim 4, wherein the tamper-evident post is provided with a space-avoiding groove, an opening of the space-avoiding groove faces the first mounting elastic plate, and the space-avoiding groove is used for accommodating at least a portion of the first mounting elastic plate when the tamper-evident post passes through the tamper-evident engagement hole.

8. The anti-dismantling device according to claim 1, wherein the anti-dismantling box is provided with a hook accommodating groove and a clamping groove which are communicated with each other, the mounting plate comprises a plate body and a clamping hook which are connected with each other, the clamping hook is located on the surface of the plate body close to the anti-dismantling box, the clamping hook is respectively arranged in the hook accommodating groove and the clamping groove in a penetrating manner, and at least part of the clamping hook is arranged in the clamping groove.

9. The tamper device according to claim 1, further comprising a receiving plate connected to the mounting plate, the receiving plate abutting against the tamper box, the receiving plate further forming a mounting opening with the mounting plate, the mounting opening receiving at least a portion of the tamper box.

10. A tamper alarm including a tamper-evident device as claimed in any one of claims 1 to 9.

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