APF cabinet convenient to overhaul

Abstract

The utility model relates to the technical field of APF cabinets, in particular to an APF cabinet convenient to overhaul, which comprises a cabinet body, a plurality of power supply modules are detachably inserted in the front end of the cabinet body, a plurality of overhaul ports are arranged at the front end of the cabinet body, and a plurality of telescopic assemblies are respectively arranged on the left side and the right side of an inner cavity of the cabinet body. A movable plate is arranged on the side, away from the inner wall of the cabinet body, of each telescopic assembly, a protection plate is arranged on the side, away from the corresponding telescopic assembly, of each movable plate, a fixed plate is arranged at the end, away from the corresponding movable plate, of each protection plate, and a plurality of machine shells are arranged at the front end of the cabinet body; a fixing assembly is arranged in an inner cavity of each machine shell. According to the utility model, through the arrangement of the access hole, the purpose of dismounting the power supply module from the outside can be achieved; and through the arrangement of the protection plate, the cabinet body can be protected.

Description

Technical Field

[0001] The utility model relates to the technical field of APF cabinets, in particular to an APF cabinet which is convenient for maintenance. Background Art

[0002] The power module is a power supply that can be directly mounted on a printed circuit board. It can provide power for application-specific integrated circuits (ASICs), digital signal processors (DSPs), microprocessors, memories, field programmable gate arrays (FPGAs) and other digital or analog loads. Generally speaking, this type of module is called a point-of-load (POL) power supply system or a point-of-use power supply system (PUPS). Due to the many advantages of the modular structure, modular power supplies are widely used in communication fields such as switching equipment, access equipment, mobile communications, microwave communications, optical transmission, routers, and automotive electronics, aerospace, etc.

[0003] A power module is used in an APF cabinet. However, the power module baffle of the APF cabinet in the prior art is closed. It is difficult to disassemble during maintenance and repair, and the power must be turned off to enter the cabinet for operation. Although the module connecting wires are out of power, the busbar is still energized. If the personnel enter the cabinet and operate with a slightly larger range, they may easily touch the busbar and cause safety accidents and production accidents. To address this problem, an APF cabinet that is easy to maintain is provided. Utility Model Content

[0004] The purpose of the present utility model is to provide an APF cabinet that is easy to maintain, so as to solve the problems raised in the above-mentioned background technology. To achieve the above-mentioned purpose, the present utility model provides the following technical solutions: an APF cabinet that is easy to maintain, comprising a cabinet body, a plurality of power modules are detachably plugged in the front end of the cabinet body, a plurality of inspection ports are arranged at the front end of the cabinet body, a plurality of telescopic components are arranged on the left and right sides of the inner cavity of the cabinet body, each of the telescopic components is provided with a movable plate on the side away from the inner wall of the cabinet body, each of the movable plates is provided with a protective plate on the side away from the telescopic component, each of the protective plates is provided with a fixed plate at one end away from the movable plate, a plurality of housings are arranged at the front end of the cabinet body, and a fixed component is arranged at the inner cavity of each housing.

[0005] Preferably, each of the telescopic components includes a telescopic cylinder, a telescopic rod and a connecting component, the telescopic cylinder is arranged on the inner wall of the cabinet, one end of the telescopic rod can be slidably inserted in the inner cavity of the telescopic cylinder, the other end of the telescopic rod is fixedly connected to the movable plate, and the connecting component is arranged on the inner wall of the telescopic cylinder and fixedly connected to the outer wall of the telescopic rod.

[0006] Preferably, the connecting assembly includes a connecting groove and a connecting block, the connecting groove is opened on the inner wall of the telescopic cylinder, one end of the connecting block can be slidably embedded in the inner cavity of the connecting groove, and the other end of the connecting block is fixedly connected to the outer wall of the telescopic rod, and the inner cavity of the connecting groove is adapted to fit the outer wall of the connecting block and both are dovetail-shaped.

[0007] Preferably, the fixing assembly includes a fixing groove, a fixing hole, a fixing rod, a slide plate and a sliding assembly, the fixing groove is opened on a side of the fixing plate away from the movable plate, the two fixing holes are respectively opened on the upper and lower sides of the inner cavity of the fixing groove, the two fixing rods are respectively detachably plugged into the inner cavities of the two fixing holes, the two slide plates are respectively arranged at one end of the two fixing rods close to each other, and the sliding assembly is arranged in the inner cavity of the casing and fixedly connected to the two slide plates.

[0008] Preferably, the sliding assembly includes a screw rod, a handle, a slider, a slideway, a moving rod and a limit assembly, one end of the screw rod is rotatably connected to the bottom end of the inner cavity of the casing through a bearing, the other end of the screw rod extends to the top of the casing and is fixedly connected to the handle, the two sliders are respectively screwed on the upper and lower sides of the outer wall of the screw rod, the slideway is opened on one side of the casing close to the fixed plate, the two moving rods can be slidably embedded in the inner cavity of the slideway, one end of the two moving rods are respectively fixedly connected to the two slides, the other ends of the two moving rods are respectively fixedly connected to the two sliders, and the limit assembly is arranged on the inner wall of the casing and is fixedly connected to the two sliders.

[0009] Preferably, the limiting assembly comprises a limiting groove and a limiting block, the limiting groove is provided on the inner wall of the housing, and two limiting blocks are slidably embedded in the inner cavity of the limiting groove and are respectively fixedly connected to two sliders.

[0010] Preferably, the inner cavity of the limiting groove and the outer wall of the limiting block are matched and both are in a "T" shape.

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] 1. The power module can be disassembled and assembled from the outside by setting the inspection port, which solves the problem that the power module baffle of the APF cabinet in the prior art is closed, which makes it difficult to disassemble during maintenance and repair. It is necessary to cut off the power to enter the cabinet for operation. Although the module connection line is not powered, the busbar is still powered. If the personnel enter the cabinet to operate with a slightly larger range, they may easily touch the busbar, causing safety accidents and production accidents;

[0013] 2. The protection plate can be set to protect the cabinet and prevent dust from entering the cabinet through the inspection port and affecting the operation of electrical components. The fixing component can fix the position of the protection plate to prevent the protection plate from opening when covering the inspection port, thereby improving the stability of the device during use. The telescopic component can be set to ensure that the protection plate always moves along a straight line during the sliding opening and closing process, thereby improving the stability of the device during use. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0015] Figure 2 This is a schematic diagram of the structure of the inspection port of the utility model;

[0016] Figure 3 It is a structural schematic diagram of the fixing assembly of the utility model;

[0017] Figure 4 For this utility model Figure 3 A magnified image of point A;

[0018] Figure 5 For this utility model Figure 3 A magnified view of point B;

[0019] Figure 6 It is a front sectional view of the telescopic cylinder of the utility model.

[0020] In the figure: 1. cabinet; 2. power module; 3. inspection port; 4. movable plate; 5. protective plate; 6. fixed plate; 7. telescopic cylinder; 8. telescopic rod; 9. connecting groove; 10. connecting block; 11. fixing groove; 12. fixing hole; 13. fixing rod; 14. slide plate; 15. screw rod; 16. handle; 17. slider; 18. slideway; 19. movable rod; 20. limit groove; 21. limit block; 22. casing. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technical personnel in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figures 1 to 6The utility model provides a technical solution: an APF cabinet that is easy to maintain, including a cabinet 1, a plurality of power modules 2 are detachably plugged into the front end of the cabinet 1, a plurality of inspection ports 3 are arranged at the front end of the cabinet 1, a plurality of telescopic components are arranged on the left and right sides of the inner cavity of the cabinet 1, a movable plate 4 is arranged on the side of each telescopic component away from the inner wall of the cabinet 1, a protective plate 5 is arranged on the side of each movable plate 4 away from the telescopic component, a fixed plate 6 is arranged on the end of each protective plate 5 away from the movable plate 4, a plurality of housings 22 are arranged at the front end of the cabinet 1, and a fixed component is arranged in the inner cavity of each housing 22. The purpose of disassembling and assembling the power module 2 can be achieved by setting the inspection port 3, which solves the problem that the APF cabinet in the prior art has problems in the power module The baffle of block 2 is closed. It is difficult to disassemble it during maintenance, and it is necessary to turn off the power to enter the cabinet for operation. Although the module connecting line is out of power, the busbar is still energized. If the personnel enter the cabinet and operate with a slightly larger amplitude, it is easy to touch the busbar and cause safety accidents and production accidents. The protection plate 5 can be set to protect the cabinet 1 to prevent dust from entering the interior of the cabinet 1 through the inspection port 3 and affecting the operation of electrical components. The position of the protection plate 5 can be fixed by setting the fixing component to prevent the protection plate 5 from opening when covering the inspection port 3, thereby improving the stability of the device during use. The telescopic component can be set to ensure that the protection plate 5 always follows a straight line during the sliding opening and closing process, thereby improving the stability of the device during use.

[0023] In this embodiment, each telescopic component includes a telescopic cylinder 7, a telescopic rod 8 and a connecting component. The telescopic cylinder 7 is arranged on the inner wall of the cabinet 1. One end of the telescopic rod 8 can be slidably inserted into the inner cavity of the telescopic cylinder 7. The other end of the telescopic rod 8 is fixedly connected to the movable plate 4. Under the joint action between the telescopic cylinder 7 and the telescopic rod 8, the movable plate 4 can always slide along a straight line. The connecting component is arranged on the inner wall of the telescopic cylinder 7 and is fixedly connected to the outer wall of the telescopic rod 8.

[0024] In this embodiment, the connecting component includes a connecting groove 9 and a connecting block 10. The connecting groove 9 is provided on the inner wall of the telescopic tube 7. One end of the connecting block 10 can be slidably embedded in the inner cavity of the connecting groove 9. The other end of the connecting block 10 is fixedly connected to the outer wall of the telescopic rod 8. Under the joint action of the connecting block 10 and the connecting groove 9, one end of the telescopic rod 8 can always remain inserted in the inner cavity of the telescopic tube 7, thereby improving the stability of the connecting component during use. The inner cavity of the connecting groove 9 is adapted to the outer wall of the connecting block 10 and both are dovetail-shaped, thereby enabling one end of the connecting block 10 to always remain embedded in the inner cavity of the connecting groove 9, thereby improving the stability of the connecting component during use.

[0025] In this embodiment, the fixing component includes a fixing groove 11, a fixing hole 12, a fixing rod 13, a slide plate 14 and a sliding component. The fixing groove 11 is opened on the side of the fixing plate 6 away from the movable plate 4, and the two fixing holes 12 are respectively opened on the upper and lower sides of the inner cavity of the fixing groove 11. The two fixing rods 13 are respectively detachably inserted in the inner cavity of the two fixing holes 12, and the two slide plates 14 are respectively arranged at one end of the two fixing rods 13 close to each other. The sliding component is arranged in the inner cavity of the casing 22 and is fixedly connected to the two slide plates 14. The two slide plates 14 and the two fixing rods 13 are driven by the sliding component to slide to the upper and lower sides of the inner cavity of the fixing groove 11 at the same time, so that the two fixing rods 13 are respectively inserted in the inner cavity of the two fixing holes 12. Under the joint action of the fixing rods 13 and the fixing holes 12, the fixing of the fixing plate 6 is achieved, preventing the protective plate 5 from being opened when blocking the inspection port 3, thereby improving the stability of the device when in use.

[0026] In this embodiment, the sliding assembly includes a screw rod 15, a handle 16, a slider 17, a slideway 18, a moving rod 19 and a limit assembly. One end of the screw rod 15 is rotatably connected to the bottom end of the inner cavity of the casing 22 through a bearing, and the other end of the screw rod 15 extends to the top of the casing 22 and is fixedly connected to the handle 16. The two sliders 17 are respectively screwed on the upper and lower sides of the outer wall of the screw rod 15. The slideway 18 is opened on one side of the casing 22 close to the fixed plate 6. The two moving rods 19 can be slidably embedded in the inner cavity of the slideway 18. One end of the two moving rods 19 is respectively fixedly connected to the two slide plates 14, and the other end of the two moving rods 19 is respectively fixedly connected to the two sliders 17. The limit assembly is arranged on the inner wall of the casing 22 and is fixedly connected to the two sliders 17. The fixing groove 11 is sleeved on The outside of the slide plate 14 and the fixing rod 13 is aligned with the fixing hole 12 and the fixing rod 13, and the handle 16 is rotated to make the handle 16 drive the screw rod 15 to rotate, so that the threads on the upper and lower sides of the outer wall of the screw rod 15 generate relative thread rotation force, so that the two sliders 17 slide relatively at the same time under the limiting action of the limiting groove 20 and the limiting block 21, so that the two moving rods 19 respectively drive the two slide plates 14 and the two fixing rods 13 to slide toward the upper and lower sides of the inner cavity of the fixing groove 11 at the same time, so that the two fixing rods 13 are respectively inserted into the inner cavity of the two fixing holes 12, and the fixing plate 6 is fixed under the joint action of the fixing rod 13 and the fixing hole 12, so as to prevent the protective plate 5 from being opened when the inspection port 3 is blocked, thereby improving the stability of the device when in use.

[0027] In this embodiment, the limit assembly includes a limit groove 20 and a limit block 21. The limit groove 20 is opened on the inner wall of the housing 22. The two limit blocks 21 can be slidably embedded in the inner cavity of the limit groove 20 and are respectively fixedly connected to the two sliders 17. Under the interaction between the limit groove 20 and the limit block 21, the slider 17 can be prevented from rotating with the screw rod 15 when the screw rod 15 rotates, thereby improving the stability of the sliding assembly when in use.

[0028] In this embodiment, the inner cavity of the limiting groove 20 is matched with the outer wall of the limiting block 21 and both are in a "T" shape, so that one end of the limiting block 21 can always remain embedded in the inner cavity of the limiting groove 20, thereby improving the stability of the limiting assembly during use.

[0029] The use method and advantages of the utility model: When in use, the working process is as follows:

[0030] By setting the inspection port 3, the purpose of disassembling and assembling the power module 2 from the outside can be achieved, which solves the problem that the APF cabinet in the prior art has a closed baffle of the power module 2. It is difficult to disassemble during maintenance and repair, and it is necessary to turn off the power to enter the cabinet for operation. Although the module connection line is out of power, the busbar is still energized. If the personnel enter the cabinet to operate with a slightly larger amplitude, they may easily touch the busbar and cause safety accidents and production accidents. By setting the protective plate 5, the cabinet body 1 can be protected to prevent dust from entering the interior of the cabinet body 1 through the inspection port 3 and affecting the operation of electrical components. When the protective plate 5 slides left and right, the telescopic rod 8 can slide in the inner cavity of the telescopic cylinder 7. Under the joint action of the telescopic rod 8 and the telescopic cylinder 7, the movable plate 4 and the protective plate 5 can always slide along a straight line, thereby improving the stability of the device when in use. When the protective plate 5 is fixed, When the position is reached, the fixing groove 11 is sleeved on the outside of the slide plate 14 and the fixing rod 13, and the fixing hole 12 is aligned with the fixing rod 13, and the handle 16 is rotated to make the handle 16 drive the screw rod 15 to rotate, so that the threads opposite to each other on the upper and lower sides of the outer wall of the screw rod 15 generate relative thread rotation force, so that the two sliders 17 slide relatively to each other at the same time under the limiting action of the limiting groove 20 and the limiting block 21, so that the two moving rods 19 respectively drive the two slide plates 14 and the two fixing rods 13 to slide toward the upper and lower sides of the inner cavity of the fixing groove 11 at the same time, so that the two fixing rods 13 are respectively inserted into the inner cavity of the two fixing holes 12, and the fixing plate 6 is fixed under the joint action of the fixing rod 13 and the fixing hole 12, so as to prevent the protective plate 5 from being opened when the inspection port 3 is blocked, thereby improving the stability of the device when in use.

[0031] The above shows and describes the basic principle, main features and advantages of the utility model. Technical staff in this industry should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. An APF cabinet that is easy to maintain, comprising a cabinet body (1), characterized in that: The front end of the cabinet (1) is detachably plugged with a plurality of power modules (2); the front end of the cabinet (1) is provided with a plurality of inspection ports (3); the left and right sides of the inner cavity of the cabinet (1) are provided with a plurality of telescopic components; each telescopic component is provided with a movable plate (4) on the side away from the inner wall of the cabinet (1); each movable plate (4) is provided with a protective plate (5) on the side away from the telescopic component; each protective plate (5) is provided with a fixed plate (6) on the end away from the movable plate (4); the front end of the cabinet (1) is provided with a plurality of housings (22); and the inner cavity of each housing (22) is provided with a fixed component.

2. The APF cabinet that is easy to maintain according to claim 1 is characterized in that: Each of the telescopic components comprises a telescopic cylinder (7), a telescopic rod (8) and a connecting component. The telescopic cylinder (7) is arranged on the inner wall of the cabinet (1). One end of the telescopic rod (8) is slidably inserted into the inner cavity of the telescopic cylinder (7). The other end of the telescopic rod (8) is fixedly connected to the movable plate (4). The connecting component is arranged on the inner wall of the telescopic cylinder (7) and fixedly connected to the outer wall of the telescopic rod (8).

3. The APF cabinet that is easy to maintain according to claim 2 is characterized in that: The connecting assembly comprises a connecting groove (9) and a connecting block (10); the connecting groove (9) is provided on the inner wall of the telescopic cylinder (7); one end of the connecting block (10) is slidably embedded in the inner cavity of the connecting groove (9); the other end of the connecting block (10) is fixedly connected to the outer wall of the telescopic rod (8); the inner cavity of the connecting groove (9) and the outer wall of the connecting block (10) are adapted to each other and are both dovetail-shaped.

4. The APF cabinet that is easy to maintain according to claim 1 is characterized in that: The fixing assembly comprises a fixing groove (11), a fixing hole (12), a fixing rod (13), a slide plate (14) and a sliding assembly. The fixing groove (11) is arranged on a side of the fixing plate (6) away from the moving plate (4). The two fixing holes (12) are respectively arranged on the upper and lower sides of the inner cavity of the fixing groove (11). The two fixing rods (13) are respectively detachably plugged into the inner cavities of the two fixing holes (12). The two slide plates (14) are respectively arranged at one end of the two fixing rods (13) close to each other. The sliding assembly is arranged in the inner cavity of the casing (22) and is fixedly connected to the two slide plates (14).

5. The APF cabinet that is easy to maintain according to claim 4 is characterized in that: The sliding assembly comprises a screw rod (15), a handle (16), a slider (17), a slideway (18), a moving rod (19) and a limiting assembly. One end of the screw rod (15) is rotatably connected to the bottom end of the inner cavity of the casing (22) through a bearing, the other end of the screw rod (15) extends to the top of the casing (22) and is fixedly connected to the handle (16), the two sliders (17) are respectively screwed to the upper and lower sides of the outer wall of the screw rod (15), the slideway (18) is arranged on a side of the casing (22) close to the fixed plate (6), the two moving rods (19) can be slidably embedded in the inner cavity of the slideway (18), one end of the two moving rods (19) is respectively fixedly connected to the two slide plates (14), the other end of the two moving rods (19) is respectively fixedly connected to the two sliders (17), and the limiting assembly is arranged on the inner wall of the casing (22) and is fixedly connected to the two sliders (17).

6. The APF cabinet that is easy to maintain according to claim 5 is characterized in that: The limiting assembly comprises a limiting groove (20) and a limiting block (21); the limiting groove (20) is provided on the inner wall of the housing (22); and the two limiting blocks (21) are slidably embedded in the inner cavity of the limiting groove (20) and are respectively fixedly connected to the two sliding blocks (17).

7. The APF cabinet that is easy to maintain according to claim 6 is characterized in that: The inner cavity of the limiting groove (20) is matched with the outer wall of the limiting block (21) and both are in a "T" shape.

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