Rotary base for security and protection equipment

Abstract

The utility model discloses a rotary base for security and protection equipment, which comprises a mounting seat, a dismounting mechanism is arranged on the outer side of the mounting seat, and a connecting seat is mounted on the inner side of the mounting seat in a clamping manner. During installation, firstly, a screw penetrates through the installation hole to fix the installation seat at a designated position, then the connecting seat is held by a hand, the clamping block on the outer side of the connecting seat and the positioning groove are positioned and clamped, the connecting seat is pushed until the connecting seat is completely inserted into the inner side of the installation seat, and then the connecting seat is rotated anticlockwise to fix the installation seat. And at the moment, due to the fact that the elastic force of a fastening spring is larger than the elastic force of a reset spring, an extrusion block is pushed to move and eject out of the sliding rod, fixing is completed, mounting is convenient and fast, and when dismounting needs to be conducted, the extrusion block is pressed to drive the sliding rod to drive the clamping block to move out of the sliding rod. And then the connecting base can be disassembled by rotating clockwise, inspection and maintenance are facilitated, and the disassembly and assembly efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of security equipment, in particular to a rotating base for security equipment. Background Art

[0002] Camera, also known as computer camera, computer eye, electronic eye, etc., is a video input device, which is widely used in video conferencing, telemedicine and real-time monitoring, and is widely used in agriculture, transportation and other aspects. It is widely used and has a very important position, especially in transportation and public security. For example, traffic management: having a camera makes traffic management more convenient and efficient;

[0003] In security work, the installation of security cameras is troublesome and time-consuming, which reduces the efficiency of disassembly and assembly and is not conducive to rapid disassembly and assembly, maintenance and inspection. In addition, in the process of use, in order to ensure the stability of the overall installation of the security camera, the base and the security camera are usually fixedly connected, which is not conducive to rotation during use, and thus easily leads to blind spots in surveillance. Utility Model Content

[0004] The purpose of this section is to summarize some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the specification abstract and utility model name of this application to avoid blurring the purpose of this section, specification abstract and utility model name, and such simplifications or omissions cannot be used to limit the scope of the utility model.

[0005] In order to solve the problem that the installation of security cameras is troublesome and time-consuming, which leads to reduced disassembly and assembly efficiency and is not conducive to rapid disassembly and assembly maintenance and inspection, and in the process of use, in order to ensure the stability of the overall installation of the security camera, the base and the security camera are usually fixedly connected, which is not conducive to rotation during use, thus easily leading to a monitoring blind spot, the utility model provides the following technical solutions:

[0006] A rotating base for security equipment comprises a mounting base, a disassembly mechanism is arranged on the outer side of the mounting base, a connecting base is installed on the inner side of the mounting base by snap-fitting, a mounting frame is arranged on the right side of the connecting base, a rotating mechanism and an auxiliary mechanism are arranged between the mounting frame and the connecting base, a fixing component is arranged on the outer side of the connecting base, an adjusting mechanism is installed on the right side of the mounting frame by screws, and a fastening component is arranged on the front side of the adjusting mechanism.

[0007] The beneficial effect of the utility model is that during installation, first use a screw to pass through the mounting hole to fix the mounting seat in the specified position, then hold the connecting seat by hand, and position the block on the outside of the connecting seat with the positioning groove and push the connecting seat until it is fully inserted into the inner side of the mounting seat, and then rotate the connecting seat counterclockwise to make the block rotate on the inner side of the connecting groove, so that the block is engaged when it contacts the fitting groove on the slide rod. At this time, since the elastic force of the fastening spring is greater than the elastic force of the reset spring, the extrusion block is pushed to move and push out the slide rod, and the fixation is completed. The installation is convenient and quick. When disassembly is required, the extrusion block is pressed at the same time to drive the slide rod to move the block, and then the connecting seat can be removed by rotating clockwise, which is convenient for inspection and maintenance and improves the disassembly and assembly efficiency.

[0008] The beneficial effects of the utility model are as follows: the handle on the front side of the support plate is pulled, and then the fastening groove on the front side of the security camera is engaged with the fastening plate, so that it is reset under the action of the fastening spring, and then the security camera is fixed and limited by the fastening plate, which is easy to install and convenient for inspection and maintenance after later disassembly and assembly. Subsequently, under the action of the damping shaft, the security camera is directly rotated, and at this time, the connecting plate and the support column are rotated, so that it is convenient to arbitrarily adjust the optimal monitoring angle of the security camera, and by starting the micro motor to drive the connecting shaft to rotate, the mounting frame and the security camera are driven to rotate, which is conducive to multi-angle monitoring, improves the monitoring effect, avoids blind spots during use, and under the action of the slide groove and the ball, it is conducive to improving the stability of the security camera during the rotation monitoring process.

[0009] On the basis of the above technical solution, the present invention can also be improved as follows.

[0010] As a preferred solution of the rotating base for security equipment described in the utility model, wherein: a positioning groove and a connecting groove are respectively opened on the inner side of the mounting seat, the depths of the positioning groove and the connecting groove are the same, a limiting groove is opened on the right side of the mounting seat, the limiting groove is a circular structure, and four equidistantly arranged mounting holes are opened on the left side of the mounting seat.

[0011] The beneficial effect of adopting the above further scheme is that the mounting base is fixed in a specified position by using a screw through the mounting hole, and then the connecting base is held by hand, and the block on the outside of the connecting base is positioned with the positioning groove and the connecting base is pushed until it is fully inserted into the inside of the mounting base, thereby facilitating connection and fixation.

[0012] As a preferred solution of the rotating base for security equipment described in the utility model, the disassembly mechanism includes a disassembly cavity, a sliding rod, an extrusion block and a fitting groove, the inner side of the disassembly cavity is sleeved with a sliding rod, a return spring is fixedly installed between the sliding rod and the disassembly cavity, and an extrusion block is fixedly installed on the end of the sliding rod away from the connecting seat, and a fitting groove is provided on the end of the sliding rod close to the connecting seat.

[0013] The beneficial effect of adopting the above further scheme is that when disassembly is required, the block can be removed by pressing the extrusion block at the same time to drive the slide rod, and then rotating the connecting seat clockwise to facilitate inspection and maintenance and improve disassembly and assembly efficiency.

[0014] As a preferred solution of the rotating base for security equipment described in the utility model, wherein: the rotating mechanism includes a micro motor and a connecting shaft, the micro motor is arranged on the inner side of the connecting seat, the driving end of the micro motor is fixedly mounted with the connecting shaft, the end of the connecting shaft away from the micro motor is fixedly mounted with a mounting frame, the auxiliary mechanism includes a slide groove and a ball, the right side of the connecting seat is provided with a slide groove, and the left side of the mounting frame is movably mounted with a ball.

[0015] The beneficial effect of adopting the above further scheme is that by starting the micro motor to drive the connecting shaft to rotate, and then drive the mounting frame and the security camera to rotate, it is beneficial to monitor from multiple angles, improve the monitoring effect, avoid blind spots during use, and under the action of the slide groove and the ball, it is beneficial to improve the stability of the security camera during the rotation monitoring process.

[0016] As a preferred solution of the rotating base for security equipment described in the utility model, the fixing assembly includes a cavity, a push rod and a clamping block, the push rod is movably installed on the inner side of the cavity, the clamping block is fixedly installed on the side of the push rod away from the cavity, the size and shape of the protruding end of the clamping block matches the fitting groove, and a fastening spring is fixedly installed between the clamping block and the connecting seat.

[0017] The beneficial effect of adopting the above further scheme is that by rotating the connecting seat counterclockwise, the card block rotates on the inner side of the connecting groove, so that the card block is engaged when it contacts the fitting groove on the slide rod. At this time, since the elastic force of the tightening spring is greater than the elastic force of the return spring, the extrusion block is pushed to move and push out the slide rod, and the fixing is completed, and the installation is convenient and quick.

[0018] As a preferred solution of the rotating base for security equipment described in the utility model, the adjusting mechanism includes a mounting plate, a support column, a fixing seat and a connecting piece, the support column is fixedly installed on the right side of the mounting plate, the connecting piece is installed on the positive side of the support column through the damping shaft, the fixing seat is fixedly installed on the right end of the connecting piece, the support column, the fixing seat and the connecting piece are a group, and there are two groups in total.

[0019] The beneficial effect of adopting the above further solution is that the security camera is directly rotated under the action of the damping shaft, and the connecting piece and the support column are rotated at this time, thereby arbitrarily adjusting the optimal monitoring angle of the security camera.

[0020] As a preferred solution of the rotating base for security equipment described in the utility model, the fastening assembly includes a support plate, a connecting rod and a fastening plate, the connecting rod is fixedly installed on the rear side of the support plate, the outer side of the connecting rod is sleeved with a fixing seat, the fastening plate is fixedly installed on the end of the connecting rod away from the support plate, and a security camera is installed on the opposite side of the fastening plate by snap-fitting, and fastening grooves are respectively provided on the front side and the rear side of the security camera, and the size and shape of the fastening grooves match the fastening plate.

[0021] The beneficial effect of adopting the above further scheme is that by engaging the fastening groove on the front side of the security camera with the fastening plate, it is reset under the action of the fastening spring, and then the security camera is fixed and limited by the fastening plate, which is easy to install and convenient for inspection and maintenance after later disassembly and assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following briefly introduces the drawings required for the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor. Among them:

[0023] Figure 1 It is a stereogram of the whole embodiment.

[0024] Figure 2 It is a front cross-sectional view of the entire embodiment.

[0025] Figure 3 This is a cross-sectional view of the connection between the fastening assembly and the fixing seat of this embodiment.

[0026] Figure 4 It is an exploded stereogram of the entire embodiment.

[0027] Figure 5 It is a three-dimensional diagram of the adjustment mechanism of this embodiment.

[0028] Figure 6 For this embodiment Figure 2 Enlarged structure diagram of point A in the figure.

[0029] In the figure; mounting seat 1, disassembly mechanism 2, connecting seat 3, mounting frame 4, rotating mechanism 5, auxiliary mechanism 6, fixing assembly 7, adjusting mechanism 8, fastening assembly 9, security camera 10, positioning groove 101, connecting groove 102, limiting groove 103, mounting hole 104, disassembly cavity 201, slide rod 202, extrusion block 203, fitting groove 204, micro motor 501, connecting shaft 502, slide groove 601, ball 602, cavity 701, push rod 702, block 702, mounting plate 801, support column 802, fixing seat 803, connecting piece 804, support plate 901, connecting rod 902, fastening plate 903, fastening groove 1001. DETAILED DESCRIPTION

[0030] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below in conjunction with the accompanying drawings.

[0031] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.

[0032] Secondly, the term "one embodiment" or "embodiment" as used herein refers to a specific feature, structure or characteristic that may be included in at least one implementation of the present invention. The term "in one embodiment" that appears in different places in this specification does not necessarily refer to the same embodiment, nor does it refer to a separate or selective embodiment that is mutually exclusive with other embodiments.

[0033] Example

[0034] Reference Figures 1 to 6 , is an embodiment of the utility model, which provides a rotating base for security equipment, including a mounting base 1, a disassembly mechanism 2 is arranged on the outer side of the mounting base 1, a connecting base 3 is installed on the inner side of the mounting base 1 by snap-fitting, a mounting frame 4 is arranged on the right side of the connecting base 3, a rotating mechanism 5 and an auxiliary mechanism 6 are arranged between the mounting frame 4 and the connecting base 3, a fixing component 7 is arranged on the outer side of the connecting base 3, an adjusting mechanism 8 is installed on the right side of the mounting frame 4 by screws, and a fastening component 9 is arranged on the positive side of the adjusting mechanism 8.

[0035] like Figure 1 As shown, pull the handle on the front side of the support plate 901, and then engage the fastening groove 1001 on the front side of the security camera 10 with the fastening plate 903, so that it is reset under the action of the fastening spring, and then the security camera 10 is fixed and limited by the fastening plate 903, which is easy to install and convenient for inspection and maintenance after disassembly and assembly.

[0036] Furthermore, a positioning groove 101 and a connecting groove 102 are respectively opened on the inner side of the mounting seat 1, and the depths of the positioning groove 101 and the connecting groove 102 are the same. A limiting groove 103 is opened on the right side of the mounting seat 1, and the limiting groove 103 is a circular structure. Four equidistantly arranged mounting holes 104 are opened on the left side of the mounting seat 1.

[0037] like Figure 2 , Figure 4 As shown, the mounting base 1 is fixed at the specified position after the screw is passed through the mounting hole 104, and then the connecting base 3 is held by hand, and the block 703 on the outside of the connecting base 3 is positioned and engaged with the positioning groove 101, and the connecting base 3 is pushed until it is fully inserted into the inner side of the mounting base 1, thereby facilitating the connection and fixation.

[0038] Furthermore, the disassembly mechanism 2 includes a disassembly chamber 201, a slide rod 202, an extrusion block 203 and a mating groove 204. The slide rod 202 is sleeved on the inner side of the disassembly chamber 201. A return spring is fixedly installed between the slide rod 202 and the disassembly chamber 201. The extrusion block 203 is fixedly installed on the end of the slide rod 202 away from the connecting seat 3, and a mating groove 204 is opened on the end of the slide rod 202 close to the connecting seat 3.

[0039] like Figure 2 , Figure 6 As shown, when disassembly is required, the extrusion block 203 is pressed at the same time to drive the slide bar 202 to move the clamping block 703, and then the connecting seat 3 is rotated clockwise to remove it, which is convenient for inspection and maintenance and improves the efficiency of disassembly and assembly.

[0040] Furthermore, the rotating mechanism 5 includes a micro motor 501 and a connecting shaft 502. The micro motor 501 is arranged on the inner side of the connecting seat 3. The driving end of the micro motor 501 is fixedly installed with the connecting shaft 502. The end of the connecting shaft 502 away from the micro motor 501 is fixedly installed with the mounting frame 4. The auxiliary mechanism 6 includes a slide groove 601 and a ball 602. The slide groove 601 is opened on the right side of the connecting seat 3, and the ball 602 is movably installed on the left side of the mounting frame 4.

[0041] like Figure 1 , Figure 2 As shown, during use, the micro motor 501 is started to drive the connecting shaft 502 to rotate, and then the mounting bracket 4 and the security camera 10 are driven to rotate, which is conducive to multi-angle monitoring, improves the monitoring effect, avoids blind spots during use, and under the action of the slide groove 601 and the ball 602, it is conducive to improving the stability of the security camera 10 during the rotation monitoring process.

[0042] Furthermore, the fixing assembly 7 includes a cavity 701, a push rod 702 and a clamping block 703. The push rod 702 is movably installed on the inner side of the cavity 701, and the clamping block 703 is fixedly installed on the side of the push rod 702 away from the cavity 701. The size and shape of the raised end of the clamping block 703 match the fitting groove 204, and a fastening spring is fixedly installed between the clamping block 703 and the connecting seat 3.

[0043] like Figure 2 , Figure 4 As shown, during the installation process, the connecting seat 3 is rotated counterclockwise so that the block 703 rotates on the inner side of the connecting groove 102, so that the block 703 is engaged when it contacts the fitting groove 204 on the slide bar 202. At this time, since the elastic force of the fastening spring is greater than the elastic force of the return spring, the extrusion block 203 is pushed to move and push out the slide bar 202, and the fixing is completed, and the installation is convenient and quick.

[0044] Furthermore, the adjustment mechanism 8 includes a mounting plate 801, a support column 802, a fixed seat 803 and a connecting piece 804. The support column 802 is fixedly installed on the right side of the mounting plate 801, the connecting piece 804 is installed on the positive side of the support column 802 through the damping shaft, and the fixed seat 803 is fixedly installed on the right end of the connecting piece 804. The support column 802, the fixed seat 803 and the connecting piece 804 are a group, and there are two groups in total.

[0045] like Figure 4 , Figure 5 As shown, under the action of the damping shaft, the security camera 10 is directly rotated, and at this time, the connecting piece 804 and the supporting column 802 are rotated, thereby arbitrarily adjusting the optimal monitoring angle of the security camera 10.

[0046] Furthermore, the fastening assembly 9 includes a support plate 901, a connecting rod 902 and a fastening plate 903. The connecting rod 902 is fixedly installed on the rear side of the support plate 901, and a fixing seat 803 is sleeved on the outer side of the connecting rod 902. The fastening plate 903 is fixedly installed on the end of the connecting rod 902 away from the support plate 901, and the security camera 10 is installed on the opposite side of the fastening plate 903 by snap-fitting. The front side and the rear side of the security camera 10 are respectively provided with fastening grooves 1001, and the size and shape of the fastening grooves 1001 match the fastening plate 903.

[0047] like Figure 1 , Figure 3 As shown, when installing the security camera 10, the fastening groove 1001 on the front side of the security camera 10 is engaged with the fastening plate 903, so that it is reset under the action of the fastening spring, and then the security camera 10 is fixed and limited by the fastening plate 903, which is easy to install and convenient for inspection and maintenance after disassembly and assembly.

[0048] Working principle: During installation, first use the screw to pass through the mounting hole 104 to fix the mounting base 1 in the specified position, then hold the connecting base 3, and position the block 703 on the outside of the connecting base 3 with the positioning groove 101 and push the connecting base 3 until it is fully inserted into the inner side of the mounting base 1, and then rotate the connecting base 3 counterclockwise to make the block 703 rotate on the inner side of the connecting groove 102, so that the block 703 is engaged when it contacts the fitting groove 204 on the slide bar 202. At this time, since the elastic force of the fastening spring is greater than the elastic force of the return spring, the extrusion block 203 is pushed to move and push out the slide bar 202, and the fixation is completed. The installation is convenient and quick. When disassembly is required, the extrusion block 203 is pressed at the same time to drive the slide bar 202 to move the block 703, and then the connecting base 3 is rotated clockwise to remove it, which is convenient for inspection and maintenance and improves the disassembly and assembly efficiency, and then the support plate is pulled The handle on the front side of 901 is then engaged with the fastening groove 1001 on the front side of the security camera 10 and the fastening plate 903, so that it is reset under the action of the fastening spring, and then the security camera 10 is fixed and limited by the fastening plate 903, which is easy to install and convenient for inspection and maintenance after later disassembly and assembly. Subsequently, under the action of the damping shaft, the security camera 10 is directly rotated. At this time, the connecting piece 804 and the supporting column 802 are rotated, so as to facilitate arbitrary adjustment of the best monitoring angle of the security camera 10, and by starting the micro motor 501 to drive the connecting shaft 502 to rotate, and then drive the mounting frame 4 and the security camera 10 to rotate, which is conducive to multi-angle monitoring, improves the monitoring effect, and avoids blind spots during use. Moreover, under the action of the slide groove 601 and the ball 602, it is conducive to improving the stability of the security camera 10 during the rotation monitoring process.

[0049] Importantly, it should be noted that the construction and arrangement of the present application shown in a plurality of different exemplary embodiments are only exemplary. Although only a few embodiments are described in detail in this disclosure, it should be readily understood by those who refer to this disclosure that many modifications are possible (e.g., the size, scale, structure, shape and ratio of various elements, and parameter values ​​(e.g., temperature, pressure, etc.), installation arrangements, use of materials, color, directional changes, etc.) without substantially departing from the novel teachings and advantages of the subject matter described in the application. For example, the element shown as integrally formed can be composed of multiple parts or elements, the position of the element can be inverted or otherwise changed, and the nature or number or position of the discrete element can be changed or changed. Therefore, all such modifications are intended to be included in the scope of the present utility model. The order or sequence of any process or method steps can be changed or reordered according to alternative embodiments. In the claims, any "device plus function" clause is intended to cover the structure of performing the function described herein, and is not only structurally equivalent but also equivalent structure. Without departing from the scope of the present invention, other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments. Therefore, the present invention is not limited to a specific embodiment, but extends to various modifications that still fall within the scope of the appended claims.

[0050] Additionally, in order to provide a concise description of example embodiments, all features of an actual embodiment (ie, those features that are not relevant to the best mode presently contemplated for carrying out the invention or those that are not relevant to implementing the invention) may not be described.

[0051] It will be appreciated that in the development of any actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort may be complex and time-consuming, but will be a routine task of design, fabrication, and production for those of ordinary skill having the benefit of this disclosure without undue experimentation.

[0052] It should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the spirit and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A rotating base for security equipment, characterized in that: The invention comprises a mounting seat (1), a disassembly mechanism (2) is arranged on the outer side of the mounting seat (1), a connecting seat (3) is mounted on the inner side of the mounting seat (1) by snap-fitting, a mounting frame (4) is arranged on the right side of the connecting seat (3), a rotating mechanism (5) and an auxiliary mechanism (6) are arranged between the mounting frame (4) and the connecting seat (3), a fixing component (7) is arranged on the outer side of the connecting seat (3), an adjusting mechanism (8) is mounted on the right side of the mounting frame (4) by screws, and a fastening component (9) is arranged on the front side of the adjusting mechanism (8).

2. The rotating base for security equipment according to claim 1, characterized in that: A positioning groove (101) and a connecting groove (102) are respectively provided on the inner side of the mounting seat (1), the positioning groove (101) and the connecting groove (102) having the same depth, a limiting groove (103) is provided on the right side of the mounting seat (1), the limiting groove (103) is a circular structure, and four equidistantly arranged mounting holes (104) are provided on the left side of the mounting seat (1).

3. The rotating base for security equipment according to claim 1, characterized in that: The disassembly mechanism (2) comprises a disassembly chamber (201), a slide rod (202), an extrusion block (203) and a fitting groove (204); the slide rod (202) is sleeved on the inner side of the disassembly chamber (201); a return spring is fixedly installed between the slide rod (202) and the disassembly chamber (201); the extrusion block (203) is fixedly installed on one end of the slide rod (202) away from the connecting seat (3); and the fitting groove (204) is provided on one end of the slide rod (202) close to the connecting seat (3).

4. The rotating base for security equipment according to claim 1, characterized in that: The rotating mechanism (5) comprises a micro motor (501) and a connecting shaft (502); the micro motor (501) is arranged on the inner side of the connecting seat (3); the driving end of the micro motor (501) is fixedly mounted with the connecting shaft (502); an end of the connecting shaft (502) away from the micro motor (501) is fixedly mounted with a mounting frame (4); the auxiliary mechanism (6) comprises a slide groove (601) and a ball bearing (602); the right side of the connecting seat (3) is provided with the slide groove (601); and the left side of the mounting frame (4) is movably mounted with the ball bearing (602).

5. The rotating base for security equipment according to claim 3, characterized in that: The fixing assembly (7) comprises a cavity (701), a push rod (702) and a clamping block (703); the push rod (702) is movably mounted on the inner side of the cavity (701); the clamping block (703) is fixedly mounted on a side of the push rod (702) away from the cavity (701); the size and shape of the protruding end of the clamping block (703) match the fitting groove (204); and a fastening spring is fixedly mounted between the clamping block (703) and the connecting seat (3).

6. The rotating base for security equipment according to claim 1, characterized in that: The adjustment mechanism (8) comprises a mounting plate (801), a support column (802), a fixing seat (803) and a connecting piece (804); the support column (802) is fixedly mounted on the right side of the mounting plate (801); the connecting piece (804) is fixedly mounted on the front side of the support column (802) via a damping shaft; the fixing seat (803) is fixedly mounted on the right end of the connecting piece (804); the support column (802), the fixing seat (803) and the connecting piece (804) form a group, and two groups are provided in total.

7. The rotating base for security equipment according to claim 6, characterized in that: The fastening assembly (9) comprises a support plate (901), a connecting rod (902) and a fastening plate (903); the connecting rod (902) is fixedly mounted on the rear side of the support plate (901); a fixing seat (803) is sleeved on the outer side of the connecting rod (902); the fastening plate (903) is fixedly mounted on one end of the connecting rod (902) away from the support plate (901); and a security camera (10) is mounted on the opposite side of the fastening plate (903) by snap-fitting; fastening grooves (1001) are respectively provided on the front side and the rear side of the security camera (10); the size and shape of the fastening grooves (1001) match those of the fastening plate (903).

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