Supporting device for terminal box

Abstract

The utility model provides a supporting device for a terminal box, and belongs to the technical field of electrical equipment installation. According to the technical scheme, the supporting device for the terminal box comprises a first supporting frame, the first supporting frame is provided with a first fixing part, the first fixing part is fixedly connected with a structural body, the first supporting frame is provided with a supporting end protruding out of the structural body, the supporting end is connected with a telescopic supporting frame, and the supporting end and the telescopic supporting frame form a supporting part so as to fix and support the terminal box. The telescopic supporting frame can move telescopically so as to adjust the supporting area of the terminal box by the supporting part. According to the device, the terminal box is fixedly supported on a corresponding structural body by arranging the first supporting frame and the telescopic supporting frame together, and the supporting area of the terminal box is adjusted through telescopic movement of the telescopic supporting frame, so that the supporting requirements of terminal boxes of different specifications are met, the problem that the use and manufacturing cost is increased is solved, and the device is convenient to carry and install.

Description

TECHNICAL FIELD

[0001] The utility model relates to power equipment installation technical field especially, relates to a kind of supporting device for terminal box. BACKGROUND

[0002] Terminal box is a kind of switching construction line, and it is a kind of interface device for marking branch line, providing convenience for wiring and line searching. In some cases, for the convenience of construction and debugging, some more special and regular installed products such as short-circuit isolator can be installed in the terminal box. With the increasing degree of industrial automation and the increasing strictness and accuracy of industrial control, the use of terminal is gradually increasing, and the use range of terminal box is more and more, and the types are more and more.

[0003] The existing terminal box supporting device is often a floor type fixed structure, that is, the terminal box is directly fixed on the ground foundation, occupying the ground space. In order to further save the floor space of the substation, the terminal box is usually installed on the support column or wall supporting other equipment in the field engineering through the support frame. For different specifications of terminal box and installation environment, the support frame needs to be customized additionally, and different support frames are required for different terminal boxes. During installation, different specifications of support frames are usually carried, which is inconvenient to carry and increases the manufacturing cost, and is not convenient to use. UTILITY MODEL CONTENTS

[0004] The utility model discloses to the problem that the support frame needs to be customized additionally, different support frames are required for different terminal boxes, which increases the manufacturing cost and is not convenient to use, and proposes a kind of supporting device for terminal box.

[0005] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] The utility model provides a kind of supporting device for terminal box, to be used for fixing terminal box on structure, including first support frame, first support frame is equipped with first fixed part, and first fixed part is fixedly connected with structure, and first support frame is equipped with the support end of protruding structure, and support end is connected with telescopic support frame, and support end and telescopic support frame form support part, to fix terminal box, and telescopic support frame is telescopic and moves, to adjust the support area of support part to the terminal box. The device is fixed and supported on the corresponding structure by setting first support frame and telescopic support frame to support terminal box, and the support area of terminal box is adjusted by the telescopic movement of telescopic support frame, so as to adapt to the support needs of different specifications of terminal box, reduce the problem of increasing use and manufacturing cost, and be convenient for carrying and installation.

[0007] Further, the first support frame comprises at least two first support members, the two first support members are arranged at intervals along the extension direction of the telescopic support frame, the first support member comprises a first rod body, a second rod body and a third rod body connected together, and the first rod body, the second rod body and the third rod body form a triangular structure, the first rod body is provided with a first fixed part, the second rod body forms a support end, and the telescopic support frame is connected between the two second rod bodies. By arranging the first support member in a triangular structure, the support stability of the terminal box is further improved, and the distance between the two first support members can be adjusted through the telescopic movement of the telescopic support frame, so that the installation of different structures is adapted, and space utilization and material saving are effectively realized.

[0008] Further, one end of the first rod body is fixedly connected with one end of the second rod body, and the extension directions of the first rod body and the second rod body are perpendicular to each other, one end of the third rod body is fixedly connected with the end of the second rod body away from the first rod body, the other end of the third rod body is fixedly connected with the end of the first rod body away from the second rod body, the first rod body is provided with a first fixed hole to form the first fixed part, and the second rod body is provided with a second fixed hole for fixing the telescopic support frame.

[0009] Further, the first rod body is provided with a plurality of first fixed holes which are evenly distributed in an array on the first rod body.

[0010] Further, the telescopic support frame comprises a first telescopic rod body and a second telescopic rod body, the first telescopic rod body is provided with a moving groove extending along the extension direction thereof, the second telescopic rod body is movably connected in the moving groove and moves in the moving groove along the extension direction thereof to realize telescopic movement, and the first telescopic rod body and the second telescopic rod body are connected through a locking member which is used at least for locking the movement of the second telescopic rod relative to the first telescopic rod. By movably arranging the second telescopic rod in the moving groove of the first telescopic rod to realize telescopic movement, the structure is simple and convenient for manufacturing and use.

[0011] Further, the first telescopic rod body is provided with first guide rails extending along the extension direction thereof on opposite sides, the second telescopic rod body is provided with first guide grooves extending along the extension direction thereof on opposite sides, and the first guide rails and the first guide grooves are connected in cooperation. By arranging the first guide rails and the first guide grooves in cooperation, the stability of the movement of the second telescopic rod relative to the first telescopic rod is improved.

[0012] Further, the first telescopic rod body is provided with a plurality of first locking holes which are evenly and interval distributed along the extension direction thereof, the second telescopic rod body is provided with a plurality of second locking holes which are evenly and interval distributed along the extension direction thereof, the second locking holes and the first locking holes are communicated in correspondence during the movement of the second telescopic rod relative to the first telescopic rod, and the locking member comprises a locking bolt which is used at least for penetrating through the first locking hole and the second locking hole to lock the first telescopic rod body and the second telescopic rod body.

[0013] Further, the first telescopic rod body is provided with a first mounting portion at one end away from the second telescopic rod body, the second telescopic rod body is provided with a second mounting portion at one end away from the first telescopic rod body, the first mounting portion is fixedly connected with the second fixing hole of one second rod body, and the second mounting portion is fixedly connected with the second fixing hole of another second rod body.

[0014] Further, the device comprises a second support frame provided with a second fixing portion fixedly connected with the structure body, the first support frame is movably connected with the second support frame, the second support frame is provided with a third fixing portion at one end away from the first support frame, and the third fixing portion is fixedly connected with the terminal box, and the first support frame can move along the extension direction of the second support frame to adjust the distance between the support portion and the third fixing portion.

[0015] Further, the second support frame comprises a fourth rod body provided with a second guide rail extending along the extension direction of the fourth rod body, and the first support frame is provided with a second guide groove matched with the second guide rail.

[0016] Through the above technical scheme, the device has the following advantages:

[0017] 1. The first support frame and the telescopic support frame are arranged to fix and support the terminal box on the corresponding structure body, the telescopic support frame is moved to adjust the support area of the terminal box, thereby adapting to the support needs of terminal boxes of different specifications, reducing the increase of use and manufacturing costs, and facilitating carrying and installation.

[0018] 2. The telescopic movement of the telescopic support frame can adjust the distance between the two first support members, adapt to the installation of different structures, effectively realize space utilization and save materials.

[0019] 3. The second support frame is arranged, and the first support frame is moved on the second support frame to adapt to the fixation of terminal boxes of different heights, thereby further improving the applicability. BRIEF DESCRIPTION OF DRAWINGS

[0020] In order to more clearly illustrate the technical scheme of the device, the following will briefly introduce the drawings needed to be used in the description, and obviously, the drawings in the following description are only some embodiments of the device, and for those skilled in the art, other drawings can also be obtained according to the drawings without creative labor.

[0021] Figure 1 is the main view of the installation structure of the device and the terminal box in one embodiment of the device.

[0022] Figure 2 is a left view of the mounting structure of the device and the terminal box in an embodiment of the utility model;

[0023] Figure 3 is a structural schematic view of the device in an embodiment of the utility model;

[0024] Figure 4 is a schematic view of the mounting structure of the first support frame and the telescopic support frame in an embodiment of the utility model.

[0025] Main figure mark explanation:

[0026] 100, terminal box; 200, structure; 300, first support frame; 310, first fixed part; 330, first rod body; 331, second guide groove; 340, second rod body; 350, third rod body; 400, telescopic support frame; 410, first telescopic rod body; 411, moving groove; 412, first guide rail; 413, first locking hole; 414, first mounting part; 420, second telescopic rod body; 421, first guide groove; 422, second locking hole; 423, second mounting part; 430, locking piece; 500, second support frame; 510, fourth rod body; 511, second fixed part; 512, second guide rail; 520, third fixed part. DETAILED DESCRIPTION

[0027] In order to make the purpose, features and advantages of the utility model more obvious and easy to understand, the technical scheme in the utility model will be described clearly and completely below in combination with the drawings in the specific embodiments. Obviously, the embodiments described below are only some of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the patent, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the patent.

[0028] Please refer to Figures 1-4 A kind of supporting device for terminal box, to be used for fixing terminal box 100 on structure 200, including first support frame 300, first support frame 300 is equipped with first fixed part 310, first fixed part 310 is fixedly connected with structure 200, first support frame 300 is equipped with the support end of protruding structure 200, support end is connected with telescopic support frame 400, support end and telescopic support frame 400 form support part, to fixedly support terminal box 100, telescopic support frame 400 can be telescopic and moves, to adjust the support area of support part to the terminal box 100.

[0029] Wherein, the structure 200 can be wall surface structure or column structure, for example, in order to save material and rationally utilize space, in the embodiment, as shown in Figure 1 ,2 As shown in the structure 200 can be a conventional sleeve support structure for supporting a combination of electrical appliances in use, which includes two vertically placed support cylinders, wherein the upper and lower ends of the single support cylinder are welded with square flanges, and four triangular reinforcing ribs are welded between the square flanges on the upper and lower sides and the cylinder to enhance the welding strength of the cylinder and the square flanges on the upper and lower sides. The lower end of the support cylinder is fixed to the ground or working platform through the square flange, and the upper end of the support cylinder is fixed to support other components through the square flange.

[0030] The first fixing part 310 of the first support frame 300 is fixedly connected with the side surface of the support cylinder, and the support end can protrude outward of the support cylinder in a direction perpendicular to the axial direction of the support cylinder. The extension direction of the telescopic support frame 400 can be perpendicular to the extension direction of the support end, so that the support part can provide support force in two directions to the terminal box 100, improving the support stability. In use, the terminal box 100 is installed and placed on the support part, the support end and the telescopic support frame 400 support the bottom of the terminal box 100, and the support end and the telescopic support frame 400 are placed in the horizontal direction, so that the terminal box 100 is placed horizontally. The extension direction of the telescopic support frame 400 can be consistent with the length direction of the terminal box 100, and the telescopic support frame 400 can be telescoped in the length direction of the terminal box 100 when telescoping, so that the support area in the length direction of the terminal box 100 can be adjusted, so that different sizes of the terminal box 100 can be effectively adapted.

[0031] In the above structure, the first support frame 300 and the telescopic support frame 400 are used together to fix and support the terminal box 100 on the corresponding structure 200, and the support area of the terminal box 100 is adjusted by the telescopic movement of the telescopic support frame 400, so that the support needs of terminal boxes 100 of different specifications can be adapted, thereby effectively avoiding the need to replace different support frames when supporting terminal boxes 100 of different specifications, thereby increasing the use and manufacturing costs, and when not in use, the telescopic support frame 400 can be retracted, thereby facilitating carrying and installation.

[0032] In the specific structure of the first support frame 300, as Figure 3 , 4As shown, the first support frame 300 comprises at least two first support members, the two first support members are arranged in the telescopic direction of the telescopic support frame 400, the first support member comprises a first rod body 330, a second rod body 340 and a third rod body 350 connected with each other, and the first rod body 330, the second rod body 340 and the third rod body 350 form a triangular structure, the first rod body 330 is provided with a first fixing portion 310, the second rod body 340 forms a support end, and the telescopic support frame 400 is connected between the two second rod bodies 340. One end of the first rod body 330 is fixedly connected with one end of the second rod body 340, and the extension directions of the first rod body 330 and the second rod body 340 are perpendicular to each other, one end of the third rod body 350 is fixedly connected to the end of the second rod body 340 away from the first rod body 330, and the other end of the third rod body 350 is fixedly connected to the end of the first rod body 330 away from the second rod body 340, the first rod body 330 is provided with a first fixing hole to form the first fixing portion 310, and the second rod body 340 is provided with a second fixing hole for fixing the telescopic support frame 400. The first rod body 330 is provided with a plurality of first fixing holes, and the plurality of first fixing holes are evenly distributed in an array on the first rod body 330.

[0033] In the embodiment, the first support frame 300 is provided with two first support members, the two first support members are arranged in the length direction of the supported terminal box 100, and the two first support members are arranged in parallel with each other. The first support member comprises a first rod body 330, a second rod body 340 and a third rod body 350 connected with each other, the first rod body 330, the second rod body 340 and the third rod body 350 form an isosceles triangle structure, the first rod body 330 is arranged vertically, that is, the extension direction of the first rod body 330 is consistent with the axial direction of the support cylinder, the first rod body 330 is provided with a first fixing portion 310, the first rod body 330 is fixed on the support cylinder, the second rod body 340 is arranged horizontally, one end of the second rod body 340 is connected with the upper end of the first rod body 330, the other end of the second rod body 340 extends outward relative to the support cylinder, the second rod body 340 forms a support end, one end of the third rod body 350 is fixedly connected with one end of the second rod body 340, and the other end of the third rod body 350 is connected with the lower end of the first rod body 330, so that the third rod body 350 becomes the hypotenuse of the isosceles triangle, and the first rod body 330, the second rod body 340 and the third rod body 350 are connected to form a triangular structure, thereby further improving the support stability of the terminal box 100.

[0034] In use, the structure 200 is adjacent to two support cylinders, and the two first supports are respectively installed on the two support cylinders, wherein the first rod body 330 of one first support is fixed on the first support cylinder, and the first rod body 330 of the other first support is fixed on the second support cylinder, so as to ensure that the two first supports are relatively parallel, and then the telescopic support frame 400 is fixed between the two first supports, specifically, one end of the telescopic support frame 400 is fixed on the second rod body 340 of one first support, and the other end is fixed on the second rod body 340 of the other first support, and in addition, the distance between the two first supports can be adjusted through the telescopic movement of the telescopic support frame 400, so as to adapt to the installation of different structures 200, so that the telescopic support frame 400 and the second rod body 340 form a support part, and the terminal box 100 is installed on the support part to fix and support the terminal box 100 between the two support cylinders, so that the existing support cylinder can be used to fix the terminal box 100, effectively realizing space utilization and saving materials.

[0035] In the above structure, by installing the telescopic support between the two first supports, on the one hand, the support area for the terminal box 100 can be adjusted through the telescopic movement of the telescopic support frame 400 to adapt to terminal boxes 100 of different specifications, and on the other hand, the distance between the two first supports can be adjusted through the telescopic movement of the telescopic support frame 400, so as to better adapt to the installation of structures 200 of different installation spaces, thereby further improving the applicability.

[0036] In addition, in the fixing structure of the first rod body 330, a plurality of first fixing holes can be provided on the first rod body 330, and the first rod body 330 is fixed on the support cylinder through the bolt structure passing through the first fixing hole, wherein a grounding block can also be welded on the support cylinder, and the first rod body 330 can be fixed on the grounding block to avoid punching holes on the support cylinder, thereby ensuring the structural strength of the support cylinder in use. The plurality of first fixing holes can be arranged in a rectangular array on the first rod body 330 to ensure the uniformity of the fixing force of the first rod body 330 and improve the fixing stability. The second rod body 340 is also provided with a second fixing hole, and the telescopic support frame 400 is fixed on the second rod body 340 through the bolt structure passing through the second fixing hole, which is convenient for installation and disassembly while ensuring the connection strength. The first rod body 330, the second rod body 340 and the third rod body 350 can be connected by welding or by bolts.

[0037] In the specific structure of the telescopic support frame 400, as Figure 4As shown, the telescopic support frame 400 comprises a first telescopic rod body 410 and a second telescopic rod body 420, the first telescopic rod body 410 is provided with a moving groove 411 extending along its own extension direction, the second telescopic rod body 420 is movably connected in the moving groove 411 and moves in the moving groove 411 along its own extension direction to realize telescopic movement, the first telescopic rod body 410 and the second telescopic rod body 420 are connected through a locking piece 430, the locking piece 430 is used at least for locking the movement of the second telescopic rod body 420 relative to the first telescopic rod. The first telescopic rod body 410 is provided with a first guide rail 412 extending along its own extension direction on opposite sides, and the second telescopic rod body 420 is provided with a first guide groove 421 extending along its own extension direction on opposite sides, and the first guide rail 412 is connected in cooperation with the first guide groove 421.

[0038] In the embodiment, the first telescopic rod body 410 and the second telescopic rod body 420 are both cuboid plate structures, and in order to further lighten the manufacturing, the first telescopic rod body 410 and the second telescopic rod body 420 are U-shaped sheet metal structures, the U-shaped groove of the first telescopic rod body 410 forms the moving groove 411, the size of the second telescopic rod body 420 is smaller than that of the first telescopic rod body 410, so that the second telescopic rod body 420 is movably connected in the U-shaped groove of the first telescopic rod body 410, and the second telescopic rod body 420 can move relative to the first telescopic rod body 410 to complete telescopic movement, and the locking piece 430 is connected with the first telescopic rod body 410 and the second telescopic rod body 420 to lock the movement of the second telescopic rod body 420. In addition, the first guide rail 412 is arranged on the inner wall of the two side portions of the first telescopic rod body 410 in the width direction, and the first guide rail 412 extends along the length direction of the first telescopic rod body 410, and correspondingly, the first guide groove 421 is arranged on the outer surface of the two side portions of the second telescopic rod body 420 in the width direction, and when the second telescopic rod body 420 is connected with the first telescopic rod body 410, the first guide rail 412 and the first guide groove 421 are inserted and matched with each other.

[0039] In the above structure, by movably arranging the second telescopic rod body 420 in the moving groove 411 of the first telescopic rod body 410, telescopic movement is completed, which is simple, convenient to manufacture and use. In addition, by arranging the first guide rail 412 and the first guide groove 421 to cooperate with each other, the stability of the movement of the second telescopic rod body 420 relative to the first telescopic rod body 410 is improved, effectively avoiding the deviation of the second telescopic rod body 420 during movement, so that the first telescopic rod body 410 and the second telescopic rod body 420 are misaligned, thereby affecting the supporting effect on the terminal box 100.

[0040] In the specific structure of the locking piece 430, the first telescopic rod body 410 is provided with a plurality of first locking holes 413 uniformly distributed along the extension direction thereof, and the second telescopic rod body 420 is provided with a plurality of second locking holes 422 uniformly distributed along the extension direction thereof, the second locking holes 422 correspondingly communicate with the first locking holes 413 during the movement of the second telescopic rod body 420 relative to the first telescopic rod body 410, and the locking piece 430 includes a locking bolt, which is used to pass through at least the first locking hole 413 and the second locking hole 422 to lock the first telescopic rod body 410 and the second telescopic rod body 420.

[0041] In the embodiment, the upper end surface of the first telescopic rod body 410 is provided with a plurality of first locking holes 413 uniformly distributed along the length direction thereof, and the upper end surface of the second telescopic rod body 420 is provided with a plurality of second locking holes 422 uniformly distributed along the length direction thereof, wherein the interval between the first locking holes 413 and the interval between the second locking holes 422 can be the same, when the telescopic movement of the second telescopic rod body 420 is needed, there is a position where the first locking holes 413 and the second locking holes 422 correspondingly communicate, and at this position, the second telescopic rod body 420 can be locked relative to the first telescopic rod body 410 by the locking bolt passing through the first locking hole 413 and the second locking hole 422 in sequence. The locking structure is simple and convenient for users to operate.

[0042] In the fixing structure of the telescopic support frame 400 and the first support piece, the end of the first telescopic rod body 410 away from the second telescopic rod body 420 is provided with a first mounting portion 414, and the end of the second telescopic rod body 420 away from the first telescopic rod body 410 is provided with a second mounting portion 423, the first mounting portion 414 is fixedly connected with the second fixing hole of one second rod body 340, and the second mounting portion 423 is fixedly connected with the second fixing hole of another second rod body 340.

[0043] In the embodiment, the first mounting portion 414 is fixedly connected with the second fixing hole on the first support piece on one side, and the second mounting portion 423 is fixedly connected with the second fixing hole on the second support piece on the other side, one end of the first telescopic rod body 410 is fixed with one first support piece, and the other end of the second telescopic rod body 420 is fixed with another first support piece. The support performance of the whole is improved. In an embodiment, a plurality of telescopic support frames 400 can be provided, and the plurality of telescopic support frames 400 are uniformly distributed along the width direction of the terminal box 100 to be supported, so as to further improve the support strength and support stability.

[0044] In addition, as Figure 3As shown, the device further comprises a second support frame 500, the second support frame 500 is provided with a second fixing part 511, the second fixing part 511 is fixedly connected with the structure 200, the first support frame 300 is movably connected with the second support frame 500, one end of the second support frame 500 away from the first support frame 300 is provided with a third fixing part 520, the third fixing part 520 is fixedly connected with the terminal box 100, the first support frame 300 can move along the extension direction of the second support frame 500, so as to adjust the distance between the supporting part and the third fixing part 520. The second support frame 500 comprises a fourth rod body 510, the fourth rod body 510 is provided with a second guide rail 512 extending along the extension direction thereof, and the first support frame 300 is provided with a second guide groove 331 matched with the second guide rail 512.

[0045] In the embodiment, two second support frames 500 are arranged, and the two second support frames 500 are respectively mounted on the two supporting cylinder bodies, wherein the second support frame 500 comprises a fourth rod body 510 arranged vertically, the extension direction of the fourth rod body 510 is consistent with the axial direction of the supporting cylinder body, the first support frame 300 is movably connected with the second support frame 500, the first rod body 330 and the fourth rod body 510 are movably connected, the first support frame 300 can move along the up-down direction relative to the second support frame 500, one end of the fourth rod body 510 away from the first support frame 300 is provided with a third fixing part 520, and the third fixing part 520 can be fixedly connected with the ear fixing block on the upper part of the terminal box 100, wherein the lower part of the terminal box 100 is fixedly connected with the supporting part, and the upper part of the terminal box 100 is fixedly connected with the third fixing part 520, the first support frame 300 is moved in the vertical direction to adapt to the fixing of the terminal box 100 with different heights, and the applicability is further improved. In addition, in order to further realize light weight, the fourth rod body 510 is a U-shaped metal structure, the second guide rail 512 is arranged on both sides of the fourth rod body 510 in the width direction, and the second guide groove 331 is arranged on the first rod body 330 correspondingly, the second guide rail 512 and the second guide groove 331 are matched and inserted, so as to provide positioning and guiding effects, and the moving stability of the first support frame 300 is ensured.

[0046] The above description of the disclosed embodiments enables a person skilled in the art to implement or use the present application. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present application. Therefore, the present application will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A support device for a terminal box, used to fix the terminal box to a structure, characterized in that, The first support frame comprises a first fixing part fixedly connected with the structure, and a support end protruding from the structure, wherein the support end is connected with a telescopic support frame, and the support end and the telescopic support frame form a support part for fixing and supporting the terminal box.

2. The support device for a terminal box according to claim 1, wherein The first support frame comprises at least two first support members, and the two first support members are arranged at intervals along the telescopic direction of the telescopic support frame.

3. The support device for a terminal box according to claim 2, wherein One end of the first rod body is fixedly connected with one end of the second rod body, and the extension directions of the first rod body and the second rod body are perpendicular to each other.

4. The support device for a terminal box according to claim 3, wherein The first rod body is provided with a plurality of first fixing holes arranged in an array and uniformly distributed on the first rod body.

5. The support device for a terminal box according to claim 3, wherein The telescopic support frame comprises a first telescopic rod body and a second telescopic rod body.

6. The support device for a terminal box according to claim 5, wherein The first telescopic rod body is provided with a moving groove extending along the extension direction of the first telescopic rod body.

7. The support device for a terminal box according to claim 5, wherein The second telescopic rod body is movably connected in the moving groove and moves in the moving groove along the extension direction of the second telescopic rod body to realize telescopic movement. The first telescopic rod body is provided with a plurality of first locking holes uniformly and interval distributed along the extension direction of the first telescopic rod body. The second telescopic rod body is provided with a plurality of second locking holes uniformly and interval distributed along the extension direction of the second telescopic rod body. The second locking holes are communicated with the first locking holes in the movement of the second telescopic rod body relative to the first telescopic rod body. The locking member comprises a locking bolt, and the locking bolt is used for penetrating through the first locking hole and the second locking hole to lock the first telescopic rod body and the second telescopic rod body.

8. The support device for a terminal box according to claim 5, wherein The first telescopic rod body is provided with a first mounting portion at one end away from the second telescopic rod body, the second telescopic rod body is provided with a second mounting portion at one end away from the first telescopic rod body, the first mounting portion is fixedly connected with the second fixed hole of one of the second rod bodies, and the second mounting portion is fixedly connected with the second fixed hole of another of the second rod bodies.

9. The support device for a terminal box according to claim 1, wherein The second support frame is provided with a second fixed portion fixedly connected with the structure body, the first support frame is movably connected to the second support frame, one end of the second support frame away from the first support frame is provided with a third fixed portion fixedly connected with the terminal box, and the first support frame is movable along the extension direction of the second support frame to adjust the distance between the support portion and the third fixed portion.

10. The support device for a terminal box according to claim 9, wherein The second support frame comprises a fourth rod body provided with a second guide rail extending along the extension direction of the fourth rod body, and the first support frame is provided with a second guide groove matched with the second guide rail.

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