Component installation structure and electrical control cabinet

Abstract

The present invention relates to the technical field of electrical equipment, and more specifically, to a component installation structure and an electrical control cabinet, comprising a motor cabinet, a moving mechanism disposed inside the motor cabinet, and a plurality of placement mechanisms for placing electrical components. With the component installation structure and the electrical control cabinet, when an operator is installing an electrical component and performing subsequent inspection and maintenance, the operator can change the position of the placement mechanism inside the motor cabinet by pulling out the entire moving mechanism, and in the process of pulling out the moving mechanism, the transmission part in the placement mechanism can automatically complete the docking and disassembly of the moving adapter and the electrical component, thereby increasing the operating space for the operator during installation and subsequent inspection and maintenance, thereby reducing the difficulty and time consumption of the operation.

Description

Technical Field

[0001] The present invention relates to the technical field of electrical equipment, in particular to a component mounting structure and an electrical control cabinet. Background Art

[0002] Electrical control cabinets are important equipment for integrating electrical components and realizing circuit control and protection. The internal component installation structure usually adopts modular design, which is convenient for installation and maintenance. The components are fixed by brackets or guide rails to ensure stability and easy adjustment of position. The electrical control cabinet not only provides physical support for electrical components, but also ensures the safe operation of the circuit through reasonable wiring and isolation design.

[0003] The patent with the publication number CN117810830B discloses an electrical control cabinet that is convenient for installing electrical components, including a control cabinet body, the control cabinet body includes a cabinet body, an insulating bracket fixedly installed on the inner wall of the cabinet body, and an assembly component. The main body of the assembly component adopts a detachable structure, and the assembly component includes a plurality of placement plates, the interior of the plurality of placement plates is movably installed with the outer side of the insulating bracket, and a clamping plate is reset and rotatably installed on the top of the placement plate. The present invention relates to the field of control cabinet technology. The electrical control cabinet that is convenient for installing electrical components can effectively solve the problem in the prior art that the control cabinet is very inconvenient when installing electrical components, especially when adding to the original one, it is affected by the two side walls, the installation is time-consuming and labor-intensive, the efficiency is low, and the practicality is not strong. Moreover, the electrical components are fixed with bolt groups, which is not conducive to the maintenance personnel to quickly disassemble and replace the electrical components, affecting the efficiency of the maintenance work.

[0004] However, traditional electrical control cabinet designs often place electrical components deep inside the cabinet, resulting in limited operating space during installation and maintenance, which increases the difficulty and time-consuming nature of the operation. After the electrical components are installed, complex wire connections and wiring are required inside the cabinet, and the exposed wires at the front are prone to cross-entanglement, which not only requires installers to have high-precision operating skills, but also increases the time cost and technical difficulty of wiring.

[0005] In view of this, we propose a component installation structure and an electrical control cabinet. Summary of the invention

[0006] The object of the present invention is to provide a component installation structure and an electrical control cabinet to solve the problems raised in the above background technology.

[0007] To achieve the above object, the present invention provides the following technical solutions:

[0008] A component installation structure and an electrical control cabinet, comprising a motor cabinet, a moving mechanism arranged inside the motor cabinet, and a plurality of placement mechanisms for placing electrical components;

[0009] The motor cabinet comprises a fixed cabinet body with openings at both the front and rear ends, limiting protrusions arranged at the upper corners of the inner side walls at the left and right ends of the fixed cabinet body, pressure springs arranged on the outer side walls of the limiting protrusions, and a plurality of fixed racks arranged in parallel on the inner side walls at the left and right ends of the fixed cabinet body;

[0010] The moving mechanism comprises a moving frame, a plurality of fixed cross bars arranged in parallel on the inner side wall of the moving frame, and moving pulleys arranged on the bottom surfaces of the left and right ends of the moving frame;

[0011] The placement mechanism includes a fixed portion, a plurality of fixed adapters regularly distributed on the outer side wall of the fixed portion, a plurality of movable adapters arranged parallel to the fixed adapters, and a transmission portion arranged inside the fixed portion;

[0012] The fixing part includes a fixing plate, a fixing box disposed on the bottom surface of the fixing plate, and a spacer disposed inside the fixing box;

[0013] The transmission part includes two groups of docking gears arranged in parallel on the left and right, a center rod arranged inside the docking gear, a transmission shaft rotating with the rotation of the center rod, a plurality of screw rods rotating with the rotation of the transmission shaft, and a movable slider moving up and down with the rotation of the plurality of screw rods.

[0014] In the technical solution of the present invention, placement holes for providing a sliding range for the limiting protrusions are opened at the corner positions of the inner walls at both ends of the fixed cabinet body, the outer side of the front opening of the fixed cabinet body is connected to the front cabinet door through a hinge, and the outer side of the rear opening of the fixed cabinet body is connected to the rear cabinet door through a hinge.

[0015] In the technical solution of the present invention, the limiting protrusion is slidably connected to the inside of the placement hole, one end of the pressure spring is welded and fixed to the inner hole wall of the placement hole, the other end of the pressure spring is welded and fixed to the outer wall of the limiting protrusion, and the fixed rack is clamped and fixed to the inner wall of the fixed cabinet.

[0016] In the technical solution of the present invention, limiting holes are provided at the corner positions of the outer side wall of the mobile frame, the size of the limiting holes is adapted to the size of the limiting protrusions, the fixed cross bar is integrally formed with the mobile frame, and the mobile pulley is fixedly connected to the bottom surface of the mobile frame by screws.

[0017] In the technical solution of the present invention, a plurality of placement slots extending front to back are provided on the outer side wall of the fixed plate body, and limited sliding slots are provided on the slot walls at the left and right ends of the plurality of placement slots below the fixed plate body.

[0018] In the technical solution of the present invention, the fixed box body is snap-fitted and fixedly connected to the bottom surface of the fixed plate body, and the outer side walls at both ends of the fixed box body are provided with box wall through grooves that pass through the front and back, and the partition plate is integrally formed with the fixed box body.

[0019] In the technical solution of the present invention, the docking gear is fixedly connected to the outer wall of the center rod by a bayonet pin, the docking gear is meshed with the fixed rack, the bottom end of the center rod is rotatably connected to the inner bottom surface of the fixed box body, and the end of the center rod extends to the top of the partition plate.

[0020] In the technical solution of the present invention, the top end of the center rod is fixedly connected to a main bevel gear by a bayonet pin, and the outer walls at both ends of the transmission shaft are fixedly connected to auxiliary bevel gears meshing with the main bevel gear by bayonet pins, and the outer wall of the transmission shaft is fixedly connected to a plurality of regularly distributed worm gears corresponding one-to-one to the positions of the plurality of screw rods by bayonet pins.

[0021] In the technical solution of the present invention, the top end of the screw rod is rotatably connected to the top groove wall of the limiting slide groove, the bottom end of the screw rod extends to the interior of the fixed box body, and the outer side wall of the bottom end of the screw rod is fixedly connected with a worm gear meshing with the worm gear through a bayonet pin, and the movable slider is slidably connected to the interior of the limiting slide groove and is threadedly connected to the screw rods at both ends.

[0022] In the technical solution of the present invention, several of the fixed adapters are fixedly connected to the inside of several of the placement slots located above by screws, and the movable adapter is fixedly connected to the outer wall of the movable slider by screws, and the fixed adapter and the movable adapter are respectively adapted to the interfaces at the upper and lower ends of the electrical component.

[0023] Compared with the prior art, the present invention has the following beneficial effects:

[0024] 1. With the component installation structure and electrical control cabinet, when the operator is installing the electrical components and performing the subsequent overhaul and maintenance, the operator can change the position of the placement mechanism inside the motor cabinet by pulling out the card to move the mechanism as a whole. In the process of pulling out the moving mechanism, the transmission part in the placement mechanism can automatically complete the docking and disassembly of the mobile adapter with the electrical components, thereby increasing the operating space for the operator during installation and subsequent overhaul and maintenance, thereby reducing the difficulty and time consumption of the operation.

[0025] 2. After the installation of the electrical components is completed, the rear cabinet door in the motor cabinet is opened, and the operator can insert the power cord into the ports of the fixed adapter and the movable adapter at the rear of the placement mechanism to complete the installation and wiring of the power cord of the electrical components, thereby shortening the wiring time and wiring difficulty. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is one of the overall structural schematic diagrams of the present invention;

[0027] Figure 2 This is the second schematic diagram of the overall structure of the present invention;

[0028] Figure 3 It is a structural schematic diagram of the motor cabinet in the present invention;

[0029] Figure 4 For the present invention Figure 3 A magnified schematic diagram of part A;

[0030] Figure 5 It is one of the partial structural schematic diagrams of the present invention;

[0031] Figure 6 It is a structural schematic diagram of the moving mechanism in the present invention;

[0032] Figure 7 This is the second schematic diagram of the partial structure of the present invention;

[0033] Figure 8 It is a schematic cross-sectional view of the structure of the placement mechanism in the present invention;

[0034] Fig. 9 It is a structural schematic diagram of the placement mechanism in the present invention;

[0035] Fig.10 It is a schematic cross-sectional view of the structure of the fixing part in the present invention;

[0036] Fig.11 It is a structural schematic diagram of the transmission part in the present invention;

[0037] Fig.12 For the present invention Fig.11 A magnified schematic diagram of part B;

[0038] Description of reference numerals:

[0039] 100, motor cabinet; 110, fixed cabinet body; 111, placement hole; 120, front cabinet door; 130, rear cabinet door; 140, limit convex block; 150, pressure spring; 160, fixed rack;

[0040] 200, moving mechanism; 210, moving frame; 211, limiting hole; 220, fixed cross bar; 230, moving pulley;

[0041] 300, placement mechanism; 310, fixing part; 311, fixing plate; 3110, placement slot; 3111, limiting slide slot; 312, fixing box body; 3120, box wall slot; 313, partition plate; 320, fixed adapter; 330, movable adapter; 340, transmission part; 341, docking gear; 342, center rod; 343, transmission shaft; 344, lead screw; 345, movable slider; 346, main bevel gear; 347, secondary bevel gear; 348, worm; 349, worm wheel;

[0042] 400. Electrical components. DETAILED DESCRIPTION

[0043] The technical solution of the present invention will be described clearly and completely below in conjunction with the accompanying drawings of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0044] See also Figure 1-Figure 12 As shown, this embodiment provides a technical solution:

[0045] A component installation structure and an electrical control cabinet, comprising an electrical cabinet 100, a moving mechanism 200 disposed inside the electrical cabinet 100, and a plurality of placement mechanisms 300 for placing electrical components 400;

[0046] In this embodiment, Figure 3-Figure 4 As shown, the motor cabinet 100 includes a fixed cabinet 110 with openings at both ends, a limiting protrusion 140 disposed at the upper corners of the inner side walls at the left and right ends of the fixed cabinet 110, a pressure spring 150 disposed on the outer side wall of the limiting protrusion 140, and a plurality of fixed racks 160 disposed in parallel on the inner side walls at the left and right ends of the fixed cabinet 110;

[0047] Specifically, placement holes 111 for providing a sliding range for the limiting protrusion 140 are opened at the corner positions of the inner walls at both ends of the fixed cabinet body 110. The outer side of the front opening of the fixed cabinet body 110 is rotatably connected to the front cabinet door 120 through a hinge, and the outer side of the rear opening of the fixed cabinet body 110 is rotatably connected to the rear cabinet door 130 through a hinge.

[0048] Furthermore, the limiting protrusion 140 is slidably connected to the inside of the placement hole 111, one end of the pressure spring 150 is welded and fixed to the inner hole wall of the placement hole 111, the other end of the pressure spring 150 is welded and fixed to the outer wall of the limiting protrusion 140, and the fixed rack 160 is clamped and fixed to the inner wall of the fixed cabinet 110.

[0049] Furthermore, the fixed cabinet body 110 is used to ensure the strength of the motor cabinet 100, the placement hole 111 is used to place the limit protrusion 140 and the pressure spring 150, the front cabinet door 120 and the rear cabinet door 130 are used to ensure the airtightness of the fixed cabinet body 110, and the fixed rack 160 is used to interfere with the structure in the transmission part 340.

[0050] In this embodiment, Figure 6 As shown, the moving mechanism 200 includes a moving frame 210, a plurality of fixed cross bars 220 arranged in parallel on the inner side wall of the moving frame 210, and moving pulleys 230 arranged on the bottom surfaces of the left and right ends of the moving frame 210;

[0051] Specifically, limiting holes 211 are provided at the corners of the outer wall of the mobile frame 210, the size of the limiting holes 211 is compatible with the size of the limiting protrusions 140, the fixed cross bar 220 and the mobile frame 210 are integrally formed, and the mobile pulley 230 is fixedly connected to the bottom surface of the mobile frame 210 by screws.

[0052] Furthermore, the limiting holes 211 on the movable frame 210 are used to cooperate with the limiting protrusions 140 to ensure the stability of the position of the movable frame 210 in the fixed cabinet 110, the fixed cross bar 220 is used to provide a fixed platform for the structure in the placement mechanism 300, and the movable pulley 230 is used to ensure the stability of the movement of the movable frame 210.

[0053] In this embodiment, Figure 8-Figure 10 As shown, the placement mechanism 300 includes a fixed portion 310, a plurality of fixed adapters 320 regularly distributed on the outer wall of the fixed portion 310, a plurality of movable adapters 330 arranged parallel to the fixed adapters 320, and a transmission portion 340 arranged inside the fixed portion 310;

[0054] Specifically, the fixing portion 310 includes a fixing plate body 311 , a fixing box body 312 disposed on the bottom surface of the fixing plate body 311 , and a partition plate 313 disposed inside the fixing box body 312 .

[0055] Furthermore, a plurality of placement slots 3110 extending from front to back are formed on the outer side wall of the fixed plate body 311 , and limited sliding slots 3111 are formed on the slot walls at the left and right ends of the plurality of placement slots 3110 below the fixed plate body 311 .

[0056] Furthermore, the fixed box body 312 is snap-fitted and fixedly connected to the bottom surface of the fixed plate body 311 , and the outer side walls at both ends of the fixed box body 312 are provided with box wall through grooves 3120 that pass through from front to back, and the partition plate 313 and the fixed box body 312 are integrally formed.

[0057] Furthermore, the placement groove 3110 on the fixed plate body 311 is used to provide a placement area for the fixed adapter 320 and the movable adapter 330, the limiting slide groove 3111 is used to provide a movement area for the structure in the transmission part 340, the fixed box body 312 is used to provide a placement area for the transmission part 340, the box wall groove 3120 is used to provide a passing area for the fixed rack 160, and the spacer plate 313 is used to limit the rotation area of ​​the internal structure of the transmission part 340.

[0058] In this embodiment, Figure 11-Figure 12 As shown, the transmission part 340 includes two groups of docking gears 341 arranged in parallel on the left and right, a center rod 342 arranged inside the docking gear 341, a transmission shaft 343 that rotates as the center rod 342 rotates, a plurality of screw rods 344 that rotate as the transmission shaft 343 rotates, and a movable slider 345 that moves up and down as the screw rods 344 rotate;

[0059] Specifically, the docking gear 341 is fixedly connected to the outer wall of the center rod 342 by a pin, the docking gear 341 is meshed with the fixed rack 160, the bottom end of the center rod 342 is rotatably connected to the inner bottom surface of the fixed box body 312, and the end of the center rod 342 extends to the top of the partition plate 313.

[0060] Furthermore, the top of the center rod 342 is fixedly connected to the main bevel gear 346 by a bayonet pin, and the outer walls at the left and right ends of the transmission shaft 343 are fixedly connected to the auxiliary bevel gears 347 meshing with the main bevel gear 346 by a bayonet pin, and the outer wall of the transmission shaft 343 is fixedly connected to a plurality of regularly distributed worm gears 348 corresponding one-to-one to the positions of the plurality of lead screws 344 by a bayonet pin.

[0061] Furthermore, the top end of the screw rod 344 is rotatably connected to the top groove wall of the limiting slide groove 3111, and the bottom end of the screw rod 344 extends to the interior of the fixed box body 312. The outer wall of the bottom end of the screw rod 344 is fixedly connected with a worm 348 meshing with the worm 348 through a bayonet pin, and the movable slider 345 is slidably connected to the interior of the limiting slide groove 3111 and is threadedly connected to the screw rods 344 at both ends.

[0062] Furthermore, the moving mechanism 200 is subsequently pushed to return to its original position as a whole. At this time, the placement mechanism 300 moves together with the moving mechanism 200, and the docking gear 341 in the transmission part 340 rotates after contacting with the fixed rack 160, thereby driving the center rod 342 to rotate, and then driving the main bevel gear 346 to rotate, thereby driving the secondary bevel gear 347 to rotate together with the transmission shaft 343. After the transmission shaft 343 rotates, the several worm gears 348 on the outer wall of the transmission shaft 343 rotate accordingly, and the worm gear 348 then drives the worm wheel 349 to rotate, and drives the screw rod 344 to rotate, thereby driving the moving slider 345 to move upward inside the limiting slide groove 3111.

[0063] In the present invention, a plurality of fixed adapters 320 are respectively fixedly connected to the interior of a plurality of placement slots 3110 located at the top by screws, and a movable adapter 330 is fixedly connected to the outer wall of a movable slider 345 by screws, and the fixed adapter 320 and the movable adapter 330 are respectively adapted to the interfaces at the upper and lower ends of the electrical component 400;

[0064] Furthermore, the fixed adapter 320 and the mobile adapter 330 are pre-installed inside the placement slot 3110 of the fixed plate 311. The fixed adapter 320 and the mobile adapter 330 both contain circuits and wires, which can transmit signals from one interface to another. Whether it is an analog signal or a digital signal, the fixed adapter 320 and the mobile adapter 330 can ensure the integrity and accuracy of the signal. The operator can directly insert the power cord from the interface at the rear end of the fixed adapter 320 and the mobile adapter 330. At the same time, the mobile adapter 330 can move upward inside the limiting slide slot 3111 along with the moving slider 345, thereby being inserted into the socket below the electrical component 400.

[0065] When installing the component installation structure and the electrical control cabinet of the present invention, first, open the front cabinet door 120 in the motor cabinet 100, and pull the moving mechanism 200 forward until the plurality of limiting protrusions 140 at the front end of the fixed cabinet body 110 are ejected into the inside of the limiting holes 211 under the action of the pressure spring 150;

[0066] Next, a plurality of sets of electrical components 400 are clamped and fixed on the outer wall of the fixed plate 311, and the sockets of the electrical components 400 are ensured to be inserted under the fixed adapter 320;

[0067] Then, the moving mechanism 200 is pushed to return to its original position as a whole. At this time, the placement mechanism 300 moves together with the moving mechanism 200, and the docking gear 341 in the transmission part 340 rotates after contacting with the fixed rack 160, thereby driving the central rod 342 to rotate, and then driving the main bevel gear 346 to rotate, thereby driving the auxiliary bevel gear 347 to rotate together with the transmission shaft 343;

[0068] After the transmission shaft 343 rotates, the worms 348 on the outer wall of the transmission shaft 343 rotate accordingly, and the worms 348 then drive the worm wheel 349 to rotate, which drives the lead screw 344 to rotate, and then drives the moving slider 345 to move upward inside the limiting slide groove 3111, so that the moving adapter 330 is inserted into the socket below the electrical component 400;

[0069] Afterwards, the rear cabinet door 130 of the electrical cabinet 100 is opened, and the plurality of electrical wires are sequentially inserted into the interfaces at the rear ends of the plurality of fixed adapters 320 and the plurality of movable adapters 330, and the wiring is completed at the rear of the placement mechanism 300;

[0070] Subsequently, the front cabinet door 120 and the rear cabinet door 130 are closed in sequence to complete the installation of the motor cabinet 100 .

[0071] The foregoing description of specific exemplary embodiments of the present invention is for the purpose of illustration and demonstration. These descriptions are not intended to limit the present invention to the precise form disclosed, and it is clear that many changes and variations can be made based on the above teachings. The purpose of selecting and describing exemplary embodiments is to explain the specific principles of the present invention and its practical application, so that those skilled in the art can realize and utilize various different exemplary embodiments of the present invention and various different selections and changes. The scope of the present invention is intended to be limited by the specification and its equivalents.

Claims

1. A component installation structure, comprising a motor cabinet (100), a moving mechanism (200) arranged inside the motor cabinet (100), and a plurality of placement mechanisms (300) for placing electrical components (400); Features: The motor cabinet (100) comprises a fixed cabinet (110) with openings at both the front and rear ends, limiting protrusions (140) arranged at the upper corners of the inner side walls at the left and right ends of the fixed cabinet (110), a pressure spring (150) arranged on the outer side wall of the limiting protrusion (140), and a plurality of fixed racks (160) arranged in parallel on the inner side walls at the left and right ends of the fixed cabinet (110). The moving mechanism (200) comprises a moving frame (210), a plurality of fixed cross bars (220) arranged in parallel on the inner side wall of the moving frame (210), and moving pulleys (230) arranged on the bottom surfaces of the left and right ends of the moving frame (210); The placement mechanism (300) comprises a fixing portion (310), a plurality of fixed adapters (320) regularly distributed on the outer side wall of the fixing portion (310), a plurality of movable adapters (330) arranged parallel to the fixed adapters (320), and a transmission portion (340) arranged inside the fixing portion (310); The fixing portion (310) comprises a fixing plate body (311), a fixing box body (312) arranged on the bottom surface of the fixing plate body (311), and a partition plate (313) arranged inside the fixing box body (312); The transmission part (340) comprises two groups of docking gears (341) arranged in parallel on the left and right, a center rod (342) arranged inside the docking gears (341), a transmission shaft (343) that rotates as the center rod (342) rotates, a plurality of screw rods (344) that rotate as the transmission shaft (343) rotates, and a movable slider (345) that moves up and down as the plurality of screw rods (344) rotate.

2. The component mounting structure according to claim 1, characterized in that: Placement holes (111) for providing a sliding range for the limiting protrusion (140) are provided at the corner positions of the inner side walls at the left and right ends of the fixed cabinet body (110); the outer side of the front opening of the fixed cabinet body (110) is rotatably connected to a front cabinet door (120) via a hinge; and the outer side of the rear opening of the fixed cabinet body (110) is rotatably connected to a rear cabinet door (130) via a hinge.

3. The component mounting structure according to claim 2, characterized in that: The limiting protrusion (140) is slidably connected to the inside of the placement hole (111), one end of the pressure spring (150) is welded and fixed to the inner hole wall of the placement hole (111), the other end of the pressure spring (150) is welded and fixed to the outer wall of the limiting protrusion (140), and the fixed rack (160) is clamped and fixed to the inner wall of the fixed cabinet (110).

4. The component mounting structure according to claim 1, characterized in that: Limiting holes (211) are provided at the corner positions of the outer side wall of the movable frame (210), the size of the limiting holes (211) is matched with the size of the limiting protrusion (140), the fixed cross bar (220) and the movable frame (210) are integrally formed, and the movable pulley (230) is fixedly connected to the bottom surface of the movable frame (210) by screws.

5. The component mounting structure according to claim 1, characterized in that: The outer side wall of the fixed plate body (311) is provided with a plurality of placement slots (3110) extending from front to back, and the slot walls at the left and right ends of the plurality of placement slots (3110) below the fixed plate body (311) are provided with limited sliding slots (3111).

6. The component mounting structure according to claim 1, characterized in that: The fixed box body (312) is snap-fitted and fixedly connected to the bottom surface of the fixed plate body (311); the outer side walls at both ends of the fixed box body (312) are provided with box wall through grooves (3120) that pass through from front to back; and the partition plate (313) and the fixed box body (312) are integrally formed.

7. The component mounting structure according to claim 1, characterized in that: The docking gear (341) is fixedly connected to the outer wall of the center rod (342) by a bayonet pin, the docking gear (341) is meshed with the fixed rack (160), the bottom end of the center rod (342) is rotatably connected to the inner bottom surface of the fixed box body (312), and the end of the center rod (342) extends to the top of the partition plate (313).

8. The component mounting structure according to claim 5, characterized in that: The top end of the center rod (342) is fixedly connected to a main bevel gear (346) via a bayonet, and the outer side walls at both ends of the transmission shaft (343) are fixedly connected to auxiliary bevel gears (347) meshing with the main bevel gear (346) via bayonet, and the outer side wall of the transmission shaft (343) is fixedly connected to a plurality of worm gears (348) regularly distributed and corresponding to the positions of the plurality of lead screws (344) via bayonet.

9. The component mounting structure according to claim 8, characterized in that: The top end of the screw rod (344) is rotatably connected to the top groove wall of the limiting slide groove (3111), and the bottom end of the screw rod (344) extends to the inside of the fixed box body (312). A worm (348) meshing with the worm (348) is fixedly connected to the outer wall of the bottom end of the screw rod (344) through a bayonet pin, and the movable slider (345) is slidably connected to the inside of the limiting slide groove (3111) and is threadedly connected to the screw rods (344) at both ends.

10. The component mounting structure according to claim 5, characterized in that: The plurality of fixed adapters (320) are respectively fixedly connected to the interior of the plurality of placement slots (3110) located above by screws, and the movable adapter (330) is fixedly connected to the outer wall of the movable slider (345) by screws. The fixed adapter (320) and the movable adapter (330) are respectively adapted to the interfaces at the upper and lower ends of the electrical component (400).

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