Bus duct mounting bracket

Abstract

The utility model provides a bus duct installation support, and belongs to the technical field of bus duct installation. The bus duct installation support comprises an installation frame, a first lead screw, a first moving block, a first lifting mechanism, a first fixing frame, a second moving block, a second lifting mechanism and a second fixing frame. A mounting groove is formed in the mounting frame; the two first lifting mechanisms and the two second lifting mechanisms respectively drive the two first fixing frames and the two second fixing frames to move up and down, so that the distance between the bus duct and the mounting frame is adjusted, the mounting height of the bus duct is adjusted, the mounting applicability of the bus duct is improved, and the use experience of a product is improved. Moreover, the first lead screw drives the first fixing frame and the second fixing frame which are opposite to each other to move in opposite or opposite directions, so as to adjust the distance between the first fixing frame and the second fixing frame, thereby adapting to bus ducts with different widths, and improving the applicability of the product.

Description

Technical Field

[0001] The utility model belongs to the technical field of bus duct installation, and in particular relates to a bus duct installation bracket. Background Art

[0002] In the related art, when installing the bus duct, it is necessary to support and position the bus duct through an installation bracket.

[0003] The prior art (publication number: CN218449375U) discloses a mounting bracket for a bus duct, which solves the problem that the existing bus duct mounting bracket is not convenient for better height adjustment during use, resulting in certain limitations during installation operations, thereby causing inconvenience to the installation. The mounting bracket includes a mounting frame, a top plate is installed on the top of the mounting frame, a height adjustment mechanism is installed on the mounting frame, the height adjustment mechanism includes a mounting seat, and the mounting seat is fixedly installed on the inner bottom end of the mounting frame, a first rotating rod is rotatably installed on the mounting seat, a driving gear is installed at one end of the first rotating rod, and an adjustment disk is installed at the end of the first rotating rod away from the driving gear; the utility model can make the bus duct mounting bracket convenient for better height adjustment during use, reduce its limitations during installation operations, so as to facilitate better installation operations.

[0004] In the prior art, although the installation height of the bus duct can be adjusted, the width between the two fixed frames cannot be adjusted, so that it cannot adapt to bus ducts of different widths, thereby reducing the applicability of the product. Utility Model Content

[0005] In order to solve the problem that the width between the two fixed frames cannot be adjusted in the above-mentioned prior art, and thus cannot adapt to bus ducts of different widths, thereby reducing the applicability of the product, the utility model provides a bus duct installation bracket, which uses a first lead screw to drive the relative first fixed frame and the second fixed frame to move in relative or opposite directions to adjust the distance between the first fixed frame and the second fixed frame, so as to adapt to bus ducts of different widths, thereby improving the applicability of the product. Its specific technical solution is:

[0006] A busbar duct mounting bracket, the busbar duct mounting bracket comprises: a mounting frame, a first lead screw, a first moving block, a first lifting mechanism, a first fixed frame, a second moving block, a second lifting mechanism and a second fixed frame; a mounting groove is arranged in the mounting frame; a first external thread and a second external thread are symmetrically arranged on the outer wall of the first lead screw, the spiral direction of the first external thread and the second external thread are opposite, two first lead screws are embedded in the mounting groove, and the two ends of the two first lead screws are rotatably connected to the mounting frame; a first threaded hole is arranged in the first moving block, a first internal thread is arranged in the first threaded hole, two first moving blocks are embedded in the mounting groove, and the two first moving blocks are separated The first lifting mechanism is connected to the first moving block; the first fixed frame is connected to the first lifting mechanism; a second threaded hole is provided in the second moving block, and a second internal thread is provided in the second threaded hole. The two second moving blocks are embedded in the mounting groove, and the two second moving blocks are respectively mounted on the outside of the second external threads of the two second lead screws; the second lifting mechanism is connected to the second moving block; the second fixed frame is connected to the second lifting mechanism, and the second fixed frame is arranged opposite to the first fixed frame; wherein the first external thread is adapted to the first internal thread, and the second external thread is adapted to the second internal thread.

[0007] In addition, the bus duct mounting bracket in the above technical solution provided by the utility model may also have the following additional technical features:

[0008] In the above technical scheme, the first lifting mechanism includes: a first support frame, a second lead screw and a first lifting block; the first support frame is connected to the first moving block; a third external thread is provided on the outer wall of the second lead screw, the second lead screw is embedded in the first support frame, and the second lead screw is rotatably connected to the first support frame; a third threaded hole is provided in the first lifting block, a third internal thread is provided in the third threaded hole, the second lead screw passes through the third threaded hole of the first lifting block, and the first lifting block is connected to the first fixed frame; wherein, the third external thread is adapted to the third internal thread.

[0009] In the above technical solution, the first lifting mechanism also includes: a first optical bar and a first hand wheel; the first optical bar is embedded in the first support frame, both ends of the first optical bar are connected to the first support frame, and the first optical bar passes through the first lifting block; the first hand wheel is mounted on the outside of the second screw, and the first hand wheel is located below the first support frame.

[0010] In the above technical solution, the second lifting mechanism includes: a second support frame, a third lead screw and a second lifting block; the second support frame is connected to the second moving block; a fourth external thread is provided on the outer wall of the third lead screw, the third lead screw is embedded in the second support frame, and the third lead screw is rotatably connected to the second support frame; a fourth threaded hole is provided in the second lifting block, a fourth internal thread is provided in the fourth threaded hole, the third lead screw passes through the fourth threaded hole of the second lifting block, and the second lifting block is connected to the second fixed frame; wherein, the fourth external thread is adapted to the fourth internal thread.

[0011] In the above technical solution, the second lifting mechanism also includes: a second optical bar and a second hand wheel; the second optical bar is embedded in the second support frame, both ends of the second optical bar are connected to the second support frame, and the second optical bar passes through the second lifting block; the second hand wheel is mounted on the outside of the third screw, and the second hand wheel is located below the second support frame.

[0012] In the above technical solution, the bus duct mounting bracket also includes: a synchronous wheel and a synchronous belt; the two synchronous wheels are respectively mounted on the outside of the two first screws, and the synchronous wheels are located on the outside of the mounting frame; the synchronous belt is simultaneously mounted on the outside of the two synchronous wheels.

[0013] In the above technical solution, the busbar duct mounting bracket also includes: a third handwheel and a connecting groove; the third handwheel is mounted on the outside of a first screw, and the third handwheel is located on the outside of the mounting frame; the connecting groove is U-shaped, and at least two connecting grooves are arranged on both sides of the mounting frame.

[0014] Compared with the prior art, the utility model provides a bus duct mounting bracket with the following beneficial effects:

[0015] 1. The two first lifting mechanisms and the two second lifting mechanisms respectively drive the two first fixed frames and the two second fixed frames to move up and down, so as to adjust the distance between the bus duct and the mounting frame, thereby adjusting the installation height of the bus duct, so as to improve the applicability of the bus duct installation, and thus improve the product usage experience. In addition, the first lead screw drives the relative first fixed frame and the second fixed frame to move in relative or opposite directions to adjust the distance between the first fixed frame and the second fixed frame, so as to adapt to bus ducts of different widths, so as to improve the applicability of the product.

[0016] 2. By passing the second lead screw through the third threaded hole of the first lifting block and connecting the first lifting block to the first fixed frame, the second lead screw is threadedly connected to the first lifting block, and the first lifting block and the first fixed frame move up and down synchronously, thereby rotating the second lead screw to drive the first lifting block and the first fixed frame to move up and down, thereby adjusting the distance between the first fixed frame and the mounting frame.

[0017] 3. By passing the first optical bar through the first lifting block, the first lifting block can be moved along the first optical bar, thereby avoiding the first lifting block from deflecting when moving up and down, so as to improve the stability of the movement of the first lifting block. By sleeved the first hand wheel on the outside of the second lead screw, and making the first hand wheel located below the first support frame, the second lead screw can be rotated by rotating the first hand wheel, thereby reducing the difficulty of rotating the second lead screw, so as to improve the user experience of the product.

[0018] 4. By passing the third lead screw through the fourth threaded hole of the second lifting block and connecting the second lifting block to the second fixed frame, the third lead screw is threadedly connected to the second lifting block, and the second lifting block and the second fixed frame move up and down synchronously, thereby rotating the third lead screw to drive the second lifting block and the second fixed frame to move up and down, thereby adjusting the distance between the second fixed frame and the mounting frame.

[0019] 5. By passing the second optical bar through the second lifting block, the second lifting block can be moved along the second optical bar, thereby preventing the second lifting block from deflecting when moving up and down, thereby improving the stability of the movement of the second lifting block. By sleeved the second hand wheel on the outside of the third lead screw, and making the second hand wheel located below the second support frame, the third lead screw can be rotated by turning the second hand wheel, thereby reducing the difficulty of rotating the third lead screw, thereby improving the user experience of the product.

[0020] 6. By making the two first screws rotate synchronously, it is possible to rotate both first screws by rotating only one first screw, thereby improving the user experience of the product; at the same time, by making the two first screws rotate synchronously, the two first screws can simultaneously drive the two first fixed frames and the two second fixed frames to move in relative or opposite directions, so that the distances between the two relative first fixed frames and the second fixed frames are the same, thereby improving the user experience of the product.

[0021] 7. By sleeved the third hand wheel on the outside of a first screw and locating the third hand wheel on the outside of the mounting frame, the first screw can be driven to rotate by rotating the third hand wheel, thereby reducing the difficulty of rotating the first screw. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a front view of a bus duct mounting bracket of the utility model;

[0023] Figure 2 for Figure 1 AA section view;

[0024] Figure 3 for Figure 1 BB cross-sectional view;

[0025] Figure 4This is a rear view of a bus duct mounting bracket of the utility model;

[0026] in, Figures 1 to 4 The corresponding relationship between the reference numerals and component names in the figure is:

[0027] 10 mounting frame, 11 mounting groove, 12 first lead screw, 13 first moving block, 14 first lifting mechanism, 141 first supporting frame, 142 second lead screw, 143 first lifting block, 144 first optical rod, 145 first hand wheel, 15 first fixed frame, 16 second moving block, 17 second lifting mechanism, 171 second supporting frame, 172 third lead screw, 173 second lifting block, 174 second optical rod, 175 second hand wheel, 18 second fixed frame, 19 synchronous wheel, 20 synchronous belt, 21 third hand wheel. DETAILED DESCRIPTION

[0028] The following is a combination of specific implementation cases and attached Figure 1-Figure 4 The present invention is further described below, but the present invention is not limited to these embodiments.

[0029] A bus duct mounting bracket, such as Figures 1 to 4 As shown, the busbar duct mounting bracket includes: a mounting frame 10, a first lead screw 12, a first moving block 13, a first lifting mechanism 14, a first fixed frame 15, a second moving block 16, a second lifting mechanism 17 and a second fixed frame 18; a mounting groove 11 is arranged in the mounting frame 10; a first external thread and a second external thread are symmetrically arranged on the outer wall of the first lead screw 12, and the spiral direction of the first external thread is opposite to that of the second external thread, two first lead screws 12 are embedded in the mounting groove 11, and the two ends of the two first lead screws 12 are rotatably connected to the mounting frame 10; a first threaded hole is arranged in the first moving block 13, and a first internal thread is arranged in the first threaded hole, and the two first moving blocks 13 are embedded in the mounting groove 11, and the two first moving blocks 13 are respectively It is sleeved on the outer side of the first external threads of the two first lead screws 12; the first lifting mechanism 14 is connected to the first moving block 13; the first fixed frame 15 is connected to the first lifting mechanism 14; a second threaded hole is provided in the second moving block 16, and a second internal thread is provided in the second threaded hole, the two second moving blocks 16 are embedded in the mounting groove 11, and the two second moving blocks 16 are respectively sleeved on the outer side of the second external threads of the two second lead screws 142; the second lifting mechanism 17 is connected to the second moving block 16; the second fixed frame 18 is connected to the second lifting mechanism 17, and the second fixed frame 18 is arranged opposite to the first fixed frame 15; wherein, the first external thread is adapted to the first internal thread, and the second external thread is adapted to the second internal thread.

[0030] By embedding the two first lead screws 12 into the mounting grooves 11 of the mounting frame 10 and rotatably connecting the two ends of the two first lead screws 12 to the mounting frame 10 , the mounting frame 10 supports the two first lead screws 12 , thereby enabling the two first lead screws 12 to rotate within the mounting frame 10 . By respectively sleeved the two first moving blocks 13 on the outside of the first external threads of the two first lead screws 12, and respectively connected the two first lifting mechanisms 14 to the two first moving blocks 13, the first lead screw 12 and the first moving block 13 are threadedly connected, thereby rotating the two first lead screws 12, so that the first lead screw 12 drives the first moving block 13 and the first lifting mechanism 14 to move; by respectively sleeved the two second moving blocks 16 on the outside of the second external threads of the two first lead screws 12, and respectively connected the two second lifting mechanisms 17 to the two second moving blocks 16, so that the first lead screw 12 and the second moving block 16 are threadedly connected, thereby rotating the two first lead screws 12, so that the first lead screw 12 drives the second moving block 16 and the second lifting mechanism 17 to move; since the spiral directions of the first external thread and the second external thread are opposite, when the first lead screw 12 rotates, the first lead screw 12 drives the first lifting mechanism 14 and the second lifting mechanism 17 to move in relative or opposite directions, thereby adjusting the distance between the first lifting mechanism 14 and the second lifting mechanism 17. By connecting the first fixed frame 15 with the first lifting mechanism 14 and connecting the second fixed frame 18 with the second lifting mechanism 17 , the first lifting mechanism 14 drives the first fixed frame 15 to move up and down, and the second lifting mechanism 17 drives the second fixed frame 18 to move up and down.

[0031] When the product is used, the mounting frame 10 is first fixed on the wall; then, the two first lead screws 12 are rotated so that each of the first lead screws 12 drives a first moving block 13 and a second moving block 16 to move relative to each other, thereby adjusting the distance between the relative first fixed frame 15 and the second fixed frame 18 to adapt to the bus duct of different widths; then, the bus duct is placed in the first fixed frame 15 and the second fixed frame 18 at the same time, wherein the two first fixed frames 15 and the two second fixed frames 18 are located at both ends of the bus duct; then, the two first lifting mechanisms 14 and the two second lifting mechanisms 17 are respectively started so that the two first lifting mechanisms 14 and the two second lifting mechanisms 17 respectively drive the two first fixed frames 15 and the two second fixed frames 18 to move up and down, thereby adjusting the distance between the bus duct and the mounting frame 10 to adjust the installation height of the bus duct to improve the applicability of the bus duct installation, thereby improving the product usage experience.

[0032] With the above structure, the two first lifting mechanisms 14 and the two second lifting mechanisms 17 respectively drive the two first fixed frames 15 and the two second fixed frames 18 to move up and down, so as to adjust the distance between the bus duct and the mounting frame 10, thereby adjusting the installation height of the bus duct, so as to improve the applicability of the bus duct installation, and thus improve the product use experience. Moreover, by driving the first screw 12 to move the relative first fixed frame 15 and the second fixed frame 18 in relative or opposite directions, the distance between the first fixed frame 15 and the second fixed frame 18 can be adjusted, so as to adapt to bus ducts of different widths, so as to improve the applicability of the product.

[0033] In the embodiment of the present utility model, Figures 1 to 4 As shown, the first lifting mechanism 14 includes: a first support frame 141, a second lead screw 142 and a first lifting block 143; the first support frame 141 is connected to the first moving block 13; a third external thread is provided on the outer wall of the second lead screw 142, the second lead screw 142 is embedded in the first support frame 141, and the second lead screw 142 is rotatably connected to the first support frame 141; a third threaded hole is provided in the first lifting block 143, a third internal thread is provided in the third threaded hole, the second lead screw 142 passes through the third threaded hole of the first lifting block 143, and the first lifting block 143 is connected to the first fixed frame 15; wherein, the third external thread is adapted to the third internal thread.

[0034] By connecting the first support frame 141 with the first moving block 13, the first moving block 13 can drive the first support frame 141 to move; by embedding the second lead screw 142 into the first support frame 141, and making the second lead screw 142 rotatably connected to the first support frame 141, the first support frame 141 supports the second lead screw 142, so that the second lead screw 142 can rotate in the first support frame 141; by passing the second lead screw 142 through the third threaded hole of the first lifting block 143, and connecting the first lifting block 143 with the first fixed frame 15, the second lead screw 142 is threadedly connected to the first lifting block 143, and the first lifting block 143 and the first fixed frame 15 move up and down synchronously, so as to rotate the second lead screw 142, so that the second lead screw 142 drives the first lifting block 143 and the first fixed frame 15 to move up and down, thereby adjusting the distance between the first fixed frame 15 and the mounting frame 10.

[0035] In the embodiment of the present utility model, Figures 1 to 4 As shown, the first lifting mechanism 14 also includes: a first optical bar 144 and a first hand wheel 145; the first optical bar 144 is embedded in the first support frame 141, both ends of the first optical bar 144 are connected to the first support frame 141, and the first optical bar 144 passes through the first lifting block 143; the first hand wheel 145 is mounted on the outside of the second lead screw 142, and the first hand wheel 145 is located below the first support frame 141.

[0036] By embedding the first optical bar 144 into the first support frame 141 and connecting the two ends of the first optical bar 144 to the first support frame 141, the first support frame 141 supports the first optical bar 144, thereby improving the ground stability of the first optical bar 144; by passing the first optical bar 144 through the first lifting block 143, the first lifting block 143 moves along the first optical bar 144, thereby avoiding the first lifting block 143 from deflecting when moving up and down, thereby improving the stability of the movement of the first lifting block 143. By sleeved the first hand wheel 145 on the outside of the second lead screw 142 and making the first hand wheel 145 located below the first support frame 141, the second lead screw 142 can be rotated by rotating the first hand wheel 145, thereby reducing the difficulty of rotating the second lead screw 142, thereby improving the user experience of the product.

[0037] In the embodiment of the present utility model, Figures 1 to 4 As shown, the second lifting mechanism 17 includes: a second support frame 171, a third lead screw 172 and a second lifting block 173; the second support frame 171 is connected to the second moving block 16; a fourth external thread is provided on the outer wall of the third lead screw 172, the third lead screw 172 is embedded in the second support frame 171, and the third lead screw 172 is rotatably connected to the second support frame 171; a fourth threaded hole is provided in the second lifting block 173, a fourth internal thread is provided in the fourth threaded hole, the third lead screw 172 passes through the fourth threaded hole of the second lifting block 173, and the second lifting block 173 is connected to the second fixed frame 18; wherein, the fourth external thread is adapted to the fourth internal thread.

[0038] By connecting the second support frame 171 with the second moving block 16, the second moving block 16 can drive the second support frame 171 to move; by embedding the third lead screw 172 into the second support frame 171, and making the third lead screw 172 rotatably connected to the second support frame 171, the second support frame 171 supports the third lead screw 172, so that the third lead screw 172 can rotate in the second support frame 171; by passing the third lead screw 172 through the fourth threaded hole of the second lifting block 173, and connecting the second lifting block 173 with the second fixed frame 18, the third lead screw 172 is threadedly connected to the second lifting block 173, and the second lifting block 173 and the second fixed frame 18 move up and down synchronously, so as to rotate the third lead screw 172, so that the third lead screw 172 drives the second lifting block 173 and the second fixed frame 18 to move up and down, thereby adjusting the distance between the second fixed frame 18 and the mounting frame 10.

[0039] In the embodiment of the present utility model, Figures 1 to 4As shown, the second lifting mechanism 17 also includes: a second optical bar 174 and a second hand wheel 175; the second optical bar 174 is embedded in the second support frame 171, both ends of the second optical bar 174 are connected to the second support frame 171, and the second optical bar 174 passes through the second lifting block 173; the second hand wheel 175 is sleeved on the outside of the third screw 172, and the second hand wheel 175 is located below the second support frame 171.

[0040] By embedding the second optical bar 174 into the second support frame 171 and connecting the two ends of the second optical bar 174 to the second support frame 171, the second support frame 171 supports the second optical bar 174, thereby improving the stability of the second optical bar 174; by passing the second optical bar 174 through the second lifting block 173, the second lifting block 173 moves along the second optical bar 174, thereby preventing the second lifting block 173 from deflecting when moving up and down, thereby improving the stability of the movement of the second lifting block 173. By sleeved the second hand wheel 175 on the outside of the third lead screw 172, and making the second hand wheel 175 located below the second support frame 171, the second hand wheel 175 is rotated to drive the third lead screw 172 to rotate, thereby reducing the difficulty of rotating the third lead screw 172, thereby improving the user experience of the product.

[0041] In the embodiment of the present utility model, Figures 1 to 4 As shown, the bus duct mounting bracket also includes: a synchronous wheel 19 and a synchronous belt 20; the two synchronous wheels 19 are respectively mounted on the outside of the two first screws 12, and the synchronous wheels 19 are located on the outside of the mounting frame 10; the synchronous belt 20 is simultaneously mounted on the outside of the two synchronous wheels 19.

[0042] By respectively putting two synchronous wheels 19 on the outside of the two first screws 12, and putting the synchronous belt 20 on the outside of the two synchronous wheels 19 at the same time, it is realized that when one first screw 12 rotates, the first screw 12 drives the other first screw 12 to rotate through the two synchronous wheels 19 and the synchronous belt 20, thereby realizing the synchronous rotation of the two first screws 12.

[0043] By adopting the above structure, by making the two first screws 12 rotate synchronously, it is possible to rotate both first screws 12 by rotating only one first screw 12, thereby improving the user experience of the product; at the same time, by making the two first screws 12 rotate synchronously, the two first screws 12 can simultaneously drive the two first fixed frames 15 and the two second fixed frames 18 to move in relative or opposite directions, thereby achieving the same distance between the two relative first fixed frames 15 and the second fixed frames 18, thereby improving the user experience of the product.

[0044] In the embodiment of the present utility model, Figures 1 to 4As shown, the busbar duct mounting bracket also includes: a third hand wheel 21 and a connecting groove; the third hand wheel 21 is sleeved on the outside of a first screw 12, and the third hand wheel 21 is located on the outside of the mounting frame 10; the connecting groove is U-shaped, and at least two connecting grooves are arranged on both sides of the mounting frame 10.

[0045] By sleeved the third hand wheel 21 on the outside of a first screw 12 and making the third hand wheel 21 located on the outside of the mounting frame 10, the first screw 12 can be driven to rotate by rotating the third hand wheel 21, thereby reducing the difficulty of rotating the first screw 12; by arranging at least two U-shaped connecting grooves on both sides of the mounting frame 10, the mounting frame 10 can be connected to the wall through the connecting grooves, so as to facilitate the connection of the mounting frame 10 to the wall.

[0046] In the description of the present invention, the term "plurality" refers to two or more than two. Unless otherwise clearly defined, the orientation or positional relationship indicated by the terms "upper" and "lower" is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it cannot be understood as a limitation on the present invention. The terms "connection", "installation", "fixation", etc. should be understood in a broad sense. For example, "connection" can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected or indirectly connected through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0047] In the description of the present invention, the terms "one embodiment", "some embodiments", "specific embodiments", etc. mean that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In the present invention, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0048] The above description is only the preferred embodiment of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A bus duct mounting bracket, characterized in that: The bus duct mounting bracket comprises: A mounting frame, wherein a mounting slot is provided in the mounting frame; A first lead screw, wherein a first external thread and a second external thread are symmetrically arranged on an outer wall of the first lead screw, wherein the spiral directions of the first external thread and the second external thread are opposite, and two of the first lead screws are embedded in the mounting groove, and both ends of the two first lead screws are rotatably connected to the mounting frame; A first moving block, wherein a first threaded hole is provided in the first moving block, a first internal thread is provided in the first threaded hole, two first moving blocks are embedded in the mounting groove, and the two first moving blocks are respectively sleeved on the outside of the first external threads of the two first lead screws; a first lifting mechanism connected to the first moving block; a first fixing frame connected to the first lifting mechanism; A second moving block, wherein a second threaded hole is provided in the second moving block, a second internal thread is provided in the second threaded hole, two second moving blocks are embedded in the mounting groove, and the two second moving blocks are respectively sleeved on the outside of the second external threads of the two second lead screws; a second lifting mechanism, the second lifting mechanism being connected to the second moving block; a second fixed frame, the second fixed frame being connected to the second lifting mechanism and arranged opposite to the first fixed frame; The first external thread is matched with the first internal thread, and the second external thread is matched with the second internal thread.

2. A bus duct mounting bracket according to claim 1, characterized in that: The first lifting mechanism comprises: A first supporting frame connected to the first moving block; A second lead screw, wherein a third external thread is arranged on an outer wall of the second lead screw, the second lead screw is embedded in the first support frame, and the second lead screw is rotatably connected to the first support frame; A first lifting block, wherein a third threaded hole is provided in the first lifting block, a third internal thread is provided in the third threaded hole, the second lead screw passes through the third threaded hole of the first lifting block, and the first lifting block is connected to the first fixing frame; Wherein, the third external thread is matched with the third internal thread.

3. A bus duct mounting bracket according to claim 2, characterized in that: The first lifting mechanism also includes: A first optical bar, wherein the first optical bar is embedded in the first supporting frame, two ends of the first optical bar are connected to the first supporting frame, and the first optical bar passes through the first lifting block; The first hand wheel is sleeved on the outer side of the second lead screw and is located below the first support frame.

4. A bus duct mounting bracket according to claim 3, characterized in that: The second lifting mechanism comprises: a second supporting frame connected to the second moving block; A third lead screw, wherein a fourth external thread is arranged on an outer wall of the third lead screw, the third lead screw is embedded in the second support frame, and the third lead screw is rotatably connected to the second support frame; A second lifting block, wherein a fourth threaded hole is provided in the second lifting block, a fourth internal thread is provided in the fourth threaded hole, the third lead screw passes through the fourth threaded hole of the second lifting block, and the second lifting block is connected to the second fixing frame; Wherein, the fourth external thread is matched with the fourth internal thread.

5. A bus duct mounting bracket according to claim 4, characterized in that: The second lifting mechanism also includes: A second optical bar, wherein the second optical bar is embedded in the second supporting frame, two ends of the second optical bar are connected to the second supporting frame, and the second optical bar passes through the second lifting block; A second hand wheel, wherein the second hand wheel is sleeved on the outside of the third lead screw, and the second hand wheel is located below the second support frame.

6. A bus duct mounting bracket according to claim 1, characterized in that: The bus duct mounting bracket also includes: Synchronous wheels, two of which are respectively sleeved on the outsides of the two first lead screws, and the synchronous wheels are located on the outside of the mounting frame; A synchronous belt is simultaneously sleeved on the outer sides of the two synchronous wheels.

7. A bus duct mounting bracket according to claim 6, characterized in that: The bus duct mounting bracket also includes: A third hand wheel, the third hand wheel is sleeved on the outside of one of the first screws, and the third hand wheel is located on the outside of the mounting frame; The connecting groove is U-shaped, and at least two connecting grooves are arranged on both sides of the mounting frame.

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