Modularized direct current screen capable of being freely assembled

Abstract

The utility model discloses a modular direct-current screen capable of being freely assembled, which comprises a direct-current screen shell and rotating frames, and the rotating frames are arranged at the left end and the right end of the direct-current screen shell. The device is characterized by further comprising a dustproof net which is installed in the rotating frame, air holes are formed in the upper side of the dustproof net, a partition plate is arranged at the outer ends of the air holes, an opening and closing door is arranged at the front end of the partition plate, a repair door is installed at the lower end of the opening and closing door, and a hanging hole is formed in the upper end of the direct current screen shell. And a positioning frame is installed in the lower end of the direct-current screen shell, a motor is arranged in the positioning frame, and a fan is connected to the upper end of the motor. The modular direct-current screen capable of being freely assembled is convenient to freely disassemble and assemble, stable in structure, good in sealing performance, good in waterproof performance, particularly suitable for being used in severe environments and outdoors, and convenient for all-directional blowing, ventilation and heat dissipation of the interior of the device and limiting and clamping of unit elements.

Description

Technical Field

[0001] The utility model relates to the technical field of modular DC power supply cabinets, and specifically relates to a modular DC power supply cabinet that can be freely assembled. Background Art

[0002] A DC power supply cabinet is composed of an AC power distribution unit, a charging module unit, a step-down silicon chain unit, a DC power feed unit, a power distribution monitoring unit, a monitoring module unit, and an insulation monitoring unit. Each of the above units is centrally installed in a housing with a cavity inside to form the DC power supply cabinet body. For centralized management, several DC power supply cabinet bodies are usually installed side by side.

[0003] A modular DC power supply cabinet provided in the patent publication No. CN 212543118 U belongs to the mechanical technical field. It solves the problem of poor stability existing in the prior art. This modular DC power supply cabinet includes a DC power supply cabinet body, and also includes a bottom plate, a positioning plate, and a locking component. The bottom plate is in the shape of a long plate. The positioning plate is in a U shape, and one inner side of the positioning plate has a recessed connecting groove one, and the other inner side of the positioning plate has a recessed connecting groove two. The lower end of the DC power supply cabinet body is embedded in the U-shaped notch of the positioning plate. Positioning strips one and two are respectively fixedly connected to both sides of the DC power supply cabinet body. The positioning strip one is embedded in the connecting groove one, and the positioning strip two is embedded in the connecting groove two. The locking component is located between the bottom plate and the positioning plate, and under the action of the locking component, the bottom plate and the positioning plate can be positioned and connected. This modular DC power supply cabinet has high stability.

[0004] The above prior art solutions have the following defects: This modular DC power supply cabinet is not convenient for disassembly and splicing, has a loose structure, poor sealing performance and waterproof performance, is not suitable for outdoor use, is not convenient for blowing the inside of the device, cannot ventilate and dissipate heat, and does not limit and clamp unit components. Therefore, the utility model provides a modular DC power supply cabinet that can be freely assembled to solve the above-mentioned problems. Summary of the Utility Model

[0005] The purpose of the utility model is to provide a modular DC power supply cabinet that can be freely assembled to solve the problems that this modular DC power supply cabinet is not convenient for disassembly and splicing, has a loose structure, poor sealing performance and waterproof performance, is not suitable for outdoor use, is not convenient for blowing the inside of the device, cannot ventilate and dissipate heat, and does not limit and clamp unit components as mentioned in the above background art.

[0006] To achieve the above purpose, the utility model provides the following technical solution: A modular DC power supply cabinet that can be freely assembled, including a DC power supply cabinet shell and a rotating frame, the rotating frame is arranged at the left and right ends of the DC power supply cabinet shell;

[0007] Characterized in that it further includes:

[0008] The dust-proof net is installed inside the rotating frame. There are ventilation holes installed on the upper side of the dust-proof net, and there are partitions arranged at the outer ends of the ventilation holes. There is an opening and closing door arranged at the front end of the partition, and a repair door is installed at the lower end of the opening and closing door. There are hanging holes installed at the upper end of the DC panel housing, and a positioning frame is installed inside the lower end of the DC panel housing. There is a motor arranged inside the positioning frame, and a fan is connected to the upper end of the motor;

[0009] The support frame is arranged inside the DC panel housing. A first mounting plate is installed inside the support frame. There is a positioning block arranged at the upper end of the first mounting plate, and a second mounting plate is arranged at the upper end of the positioning block. A positioning groove is opened inside the second mounting plate. Springs are arranged at both the left and right ends of the positioning groove, and a mounting frame is installed at the inner ends of the springs. Hole plates are installed at both the left and right ends of the second mounting plate, and bolts are installed at both the front and rear ends of the hole plates. There is a mounting rod arranged at the upper end of the bolt, and a wire mounting block is installed inside the mounting rod.

[0010] Preferably, the rotating frame is symmetrically arranged about the central axis of the DC panel housing, and the lower end of the rotating frame forms a rotating structure with the DC panel housing.

[0011] Preferably, 6 ventilation holes are symmetrically opened at both the left and right ends about the central axis of the DC panel housing, and the partition at the upper end of the ventilation hole is arranged at an inclination angle of 45°.

[0012] Preferably, both the repair door and the opening and closing door form a rotating structure at the left end of the DC panel housing, and snap blocks are installed on the inner sides of the left ends of the repair door and the opening and closing door.

[0013] Preferably, the support frame is in a rectangular frame structure, and the hole plates are connected inside the support frame by means of threads.

[0014] Preferably, both the first mounting plate and the second mounting plate are connected inside the support frame by means of clamping, and the mounting frame forms a sliding structure at the upper end of the second mounting plate.

[0015] Compared with the prior art, the beneficial effects of the present utility model are as follows: This modular DC panel that can be freely assembled is convenient for free disassembly and splicing, has a stable structure, good sealing performance and good waterproof performance, is especially suitable for harsh environments and outdoor use, is convenient for blowing the inside of the device in all directions for ventilation and heat dissipation, and limits and clamps unit components;

[0016] 1. There are provided a DC panel housing, a partition and a support frame. The DC panel housing and the support frame form support and wrapping for the inside of the device, so that the DC panel has the beneficial effects of a stable structure, good sealing performance and good waterproof performance, and is especially suitable for harsh environments and outdoor use;

[0017] 2. It is equipped with a motor, a fan and ventilation holes. The upper end of the motor drives the fan to rotate. The setting of multiple fans can blow the interior of the device in all directions, and ventilation holes are provided on both the left and right sides of the DC panel case to facilitate heat dissipation.

[0018] 3. It is equipped with a support frame, a perforated board and a first mounting plate. The mounting frame can fixedly clamp the power distribution monitoring unit or other units that need to be taken and placed in the use state, which is convenient for limiting and easy to take and place. The positioning block can clamp and limit the power supply components to prevent deviation. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 is a front view sectional structure schematic diagram of the present utility model;

[0020] Figure 2 is a side view sectional structure schematic diagram of the present utility model;

[0021] Figure 3 is a connection structure schematic diagram of the second mounting plate and the perforated board of the present utility model;

[0022] Figure 4 is a front view structure schematic diagram of the present utility model;

[0023] Figure 5 For the present utility model Figure 1 is an enlarged schematic diagram of the structure at A in the figure.

[0024] In the figure: 1. DC panel case; 2. Rotating frame; 3. Dust-proof net; 4. Ventilation hole; 5. Partition board; 6. Repair door; 7. Opening and closing door; 8. Hanging hole; 9. Positioning frame; 10. Motor; 11. Fan; 12. Support frame; 13. First mounting plate; 14. Positioning block; 15. Second mounting plate; 16. Positioning groove; 17. Spring; 18. Mounting frame;; 19. Perforated board; 20. Bolt; 21. Mounting rod; 22. Wire mounting block. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0025] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0026] Please refer to Figures 1 - 5, the utility model provides a technical solution: a modular DC power supply cabinet that can be freely assembled, including a DC power supply cabinet housing 1, a rotating frame 2, a dust-proof net 3, ventilation holes 4, a partition 5, a repair door 6, an opening and closing door 7, hanging holes 8, a positioning frame 9, a motor 10, a fan 11, a support frame 12, a first mounting plate 13, a positioning block 14, a second mounting plate 15, a positioning groove 16, a spring 17, a mounting frame 18, a perforated plate 19, bolts 20, mounting rods 21 and wire mounting blocks 22.

[0027] The dust-proof net 3 is installed inside the rotating frame 2, and ventilation holes 4 are installed on the upper side of the dust-proof net 3. Moreover, partition plates 5 are arranged at the outer ends of the ventilation holes 4. The front end of the partition plate 5 is provided with an opening and closing door 7, and a repair door 6 is installed at the lower end of the opening and closing door 7. Hanging holes 8 are installed at the upper end of the DC power supply cabinet housing 1. Moreover, a positioning frame 9 is installed inside the lower end of the DC power supply cabinet housing 1, and a motor 10 is arranged inside the positioning frame 9. The upper end of the motor 10 is connected to a fan 11;

[0028] The support frame 12 is arranged inside the DC power supply cabinet housing 1. A first mounting plate 13 is installed inside the support frame 12. Moreover, a positioning block 14 is arranged at the upper end of the first mounting plate 13. And a second mounting plate 15 is arranged at the upper end of the positioning block 14. A positioning groove 16 is formed inside the second mounting plate 15. Springs 17 are arranged at both the left and right ends of the positioning groove 16. Moreover, a mounting frame 18 is installed at the inner ends of the springs 17. Perforated plates 19 are installed at both the left and right ends of the second mounting plate 15. Bolts 20 are installed at both the front and rear ends of the perforated plate 19. The upper ends of the bolts 20 are provided with mounting rods 21. And a wire mounting block 22 is installed inside the mounting rod 21.

[0029] As Figure 1 and Figure 4As shown in the figure, the rotating frame 2 is symmetrically arranged about the central axis of the DC power supply cabinet 1, and the lower end of the rotating frame 2 forms a rotating structure with the DC power supply cabinet 1. Six ventilation holes 4 are symmetrically arranged at the left and right ends about the central axis of the DC power supply cabinet 1, and the partition plate 5 at the upper end of the ventilation hole 4 is arranged at an inclination angle of 45°. When using this DC power supply, first unscrew the repair door 6 and the opening and closing door 7, and install the four sides of the DC power supply cabinet 1 on the support frame 12 in a snap-fit manner. Then, the perforated plate 19 can be fixed with bolts at any position in the middle of the support frame 12, and the first mounting plate 13 and the second mounting plate 15 can be clamped on the perforated plate 19, and the device main body is spliced. This splicing method can splice the installation platform at any position inside the device, which is convenient to use. Moreover, the DC power supply cabinet 1 and the support frame 12 form internal support and wrapping for the device, making the DC power supply structure stable, with good sealing performance and waterproof performance, especially suitable for harsh environments and outdoor use. And when multiple units are placed in this DC power supply, during operation, heat will accumulate due to the concentration of components. At this time, it is necessary to start the motor 10, so that the upper end of the motor 10 drives the fan 11 to rotate. The multiple fans 11 can blow the inside of the device in all directions, and ventilation holes 4 are arranged on both the left and right sides of the DC power supply cabinet 1, which is convenient for heat dissipation.

[0030] As Figure 2 , Figure 3 and Figure 5 shown, the repair door 6 and the opening and closing door 7 both form a rotating structure at the left end of the DC power supply cabinet 1, and snap blocks are installed on the inner sides of the left ends of the repair door 6 and the opening and closing door 7. The support frame 12 is in a rectangular frame structure, and the perforated plate 19 is connected inside the support frame 12 by means of threads. The first mounting plate 13 and the second mounting plate 15 are both connected inside the support frame 12 by means of clamping, and the mounting frame 18 forms a sliding structure at the upper end of the second mounting plate 15. When installing and placing each unit of the DC power supply on the upper ends of the first mounting plate 13 and the second mounting plate 15, such as placing multiple power components between the positioning blocks 14, the positioning blocks 14 can clamp and limit the power components to prevent deviation. And some positioning blocks 14 can also be taken out to expand the limiting space between the positioning blocks 14, so as to place the charging module unit or other components. Moreover, the mounting frame 18 can fixedly clamp the power distribution monitoring unit or other units that need to be taken and placed in the working state, which is convenient for limiting and convenient for taking and placing. After placing the unit inside the device, the mounting frame 18 will clamp and limit the unit under the extrusion of the spring 17. When it needs to be taken out, just squeeze the mounting frame 18 outward.

[0031] All the standard parts used in the present utility model can be purchased from the market. The special-shaped parts can be customized according to the description in the specification and the drawings. The specific connection methods of each part all adopt the conventional means such as bolts, rivets, welding, etc. that are mature in the prior art. The machinery, parts and equipment all adopt the conventional models in the prior art. In addition, the circuit connection adopts the conventional connection method in the prior art, which will not be elaborated here. The content not described in detail in this specification belongs to the prior art well-known to those skilled in the art.

[0032] Although the present utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements on some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A modular DC panel that can be freely assembled, comprising a DC panel housing (1) and a rotating frame (2), wherein the rotating frame (2) is arranged at the left and right ends of the DC panel housing (1); It is characterized in that Also includes: A dust screen (3) is installed inside the rotating frame (2), and an air vent (4) is installed on the upper side of the dust screen (3), and a partition (5) is provided at the outer end of the air vent (4), an opening and closing door (7) is provided at the front end of the partition (5), and a repair door (6) is installed at the lower end of the opening and closing door (7), a hanging hole (8) is installed at the upper end of the DC screen case (1), and a positioning frame (9) is installed inside the lower end of the DC screen case (1), and a motor (10) is provided inside the positioning frame (9), and a fan (11) is connected to the upper end of the motor (10); A support frame (12) is arranged inside a DC screen housing (1), a first mounting plate (13) is installed inside the support frame (12), a positioning block (14) is arranged at the upper end of the first mounting plate (13), and a second mounting plate (15) is arranged at the upper end of the positioning block (14), a positioning groove (16) is opened inside the second mounting plate (15), and springs (17) are arranged at both left and right ends of the positioning groove (16), and a mounting frame (18) is installed at the inner end of the spring (17), perforated plates (19) are installed at both left and right ends of the second mounting plate (15), and bolts (20) are installed at both front and rear ends of the perforated plate (19), a mounting rod (21) is arranged at the upper end of the bolt (20), and a wire installation block (22) is installed inside the mounting rod (21).

2. A freely assembled modular DC panel according to claim 1, characterized in that: The rotating frame (2) is disposed symmetrically with respect to the central axis of the DC housing (1), and the lower end of the rotating frame (2) and the DC housing (1) form a rotating structure.

3. The freely assembleable modular DC panel according to claim 1 is characterized in that: Six vent holes (4) are symmetrically provided at the left and right ends of the central axis of the DC screen housing (1), and the partitions (5) at the upper ends of the vent holes (4) are arranged at an angle of 45°.

4. The freely assembleable modular DC panel according to claim 1 is characterized in that: The repair door (6) and the opening and closing door (7) both form a rotating structure at the left end of the DC screen housing (1), and buckle blocks are installed on the inner sides of the left ends of the repair door (6) and the opening and closing door (7).

5. The freely assembleable modular DC panel according to claim 1 is characterized in that: The support frame (12) is in a rectangular frame structure, and the perforated plate (19) is connected to the inside of the support frame (12) in a threaded manner.

6. The freely assembleable modular DC panel according to claim 1 is characterized in that: The first mounting plate (13) and the second mounting plate (15) are both connected in a snap-fitting manner inside the support frame (12), and the mounting frame (18) forms a sliding structure at the upper end of the second mounting plate (15).

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