High-voltage isolation power supply device
By setting up support plates, heat sinks and ventilation devices in the high-voltage isolation power supply device, the problems of easy heat accumulation and maintenance difficulties of the isolation device are solved, and efficient heat dissipation and convenient maintenance of the power supply device are achieved.
Patent Information
- Application Number
- CN202421189953.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-28
- Publication Date
- 2025-02-18
- Estimated Expiration
- 2034-05-28
AI Technical Summary
The existing power supply isolation devices are prone to generate heat accumulation during use, affecting the use of the power supply, and it is difficult to turn on the isolation device, resulting in difficulty in repairing.
A high-voltage isolation power supply device is designed to fix and dissipate the isolation box by setting up a support plate and a heat sink, and quickly cool down through the ventilation device and the ventilation port. In addition, the isolation box is easily opened for inspection and repair through the fixed frame rod.
It effectively avoids heat accumulation inside the isolation box, ensures the normal use of the power supply device, and reduces the difficulty of repair through convenient maintenance design.
Smart Images
Figure CN222509097U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of high-voltage power supply devices, in particular to a high-voltage isolation power supply device. Background Art
[0002] In industrial control equipment, sometimes the power ground isolation between two systems is required, such as isolating ground noise, isolating high common mode voltage, etc. A DC converter with a transformer is used to separate the two power supplies and make them independent of each other, so as to achieve the above purpose! Each module is powered separately to prevent one module from being damaged due to high voltage discharge or other reasons and affecting other modules. The purpose of this is to ensure that each module works independently without interference.
[0003] During use, the existing power isolation device is prone to heat accumulation inside the isolation device, thereby affecting the use of the power supply. In addition, the isolation device cannot be easily opened during use, causing trouble for subsequent maintenance. Therefore, a high-voltage isolation power supply device is proposed. Utility Model Content
[0004] The purpose of the utility model is to provide a high-voltage isolated power supply device to solve the problems raised in the above background technology.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-voltage isolated power supply device, comprising an isolation box and a power supply body; a box cover is provided on the top of the isolation box, a rotating shaft is provided between the box cover and the isolation box, a support column is provided on the bottom of the isolation box, a support plate is provided on the bottom of the support column, a fixing hole is provided on the support plate, a fixing splint is provided inside the isolation box, a fixing groove is formed between the fixing splints, the power supply body is provided inside the fixing groove, holes are provided on both sides of the isolation box, an input end is provided on one side of the power supply body, and an output end is provided on the other side, the input end and the output end pass through the holes on both sides of the isolation box, and a ventilation port is provided on one side of the isolation box.
[0006] Preferably, the isolation box is provided with a box lock, and the box cover is provided with a lock head, which is inserted into the box lock.
[0007] Preferably, a ventilation device is provided on one side of the isolation box, a frame structure is provided on the ventilation device, a fan is provided inside the frame structure, a bracket is provided on the fan, the bracket is provided inside the frame structure, and the gas inside the isolation box is blown out by the fan.
[0008] Preferably, a fixing frame rod is provided on the outside of the power source body, a mounting plate is provided at the bottom of the fixing frame rod, a mounting hole is provided on the mounting plate, and the mounting plate is attached to the bottom of the interior of the isolation box.
[0009] Preferably, a screw groove block is provided on the isolation box, a screw groove is provided at the position of the screw groove block at the bottom inside the isolation box, the screw groove corresponds to the position of the mounting hole, and a bolt is provided on the mounting plate, and the bolt passes through the mounting hole and is screwed into the screw groove.
[0010] Preferably, an insulating layer is provided on the fixing frame rod.
[0011] Preferably, a heat sink is provided on the bottom of the isolation box, and evenly arranged heat sink fins are provided on the heat sink. The heat sink is located in the inner part of the isolation box and fits the power supply body, and the heat sink dissipates heat for the bottom of the power supply body.
[0012] Compared with the prior art, the utility model has the following beneficial effects: the isolation box is fixed by the support plate, and the gap between the isolation box and the support plate facilitates heat dissipation at the bottom of the isolation box; the bottom of the power supply body is dissipated by the heat sink that fits the power supply body; the air inside the isolation box is discharged by the ventilation device, and the ventilation port re-inhales the low-temperature air from the outside, so as to achieve rapid cooling of the interior of the isolation box and avoid heat accumulation inside the isolation box, thereby affecting the use of the power supply body; the power supply body is fixed by the fixed frame rod, and the box cover facilitates opening the isolation box for subsequent maintenance. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;
[0014] Figure 2 This is a schematic diagram of the bottom structure of the isolation box of the utility model;
[0015] Figure 3 This is a schematic diagram of the internal structure of the isolation box of the utility model;
[0016] Figure 4 This is a schematic diagram of the fixed frame rod structure of the utility model;
[0017] Numbers in the figure: 1. Isolation box; 11. Box lock; 12. Support column; 13. Support plate; 14. Fixing hole; 15. Screw groove block; 16. Ventilation port; 17. Fixing splint; 2. Box cover; 21. Lock; 22. Rotating shaft; 3. Power supply body; 31. Input end; 32. Output end; 33. Heat sink; 4. Fixing frame rod; 41. Mounting plate; 42. Mounting hole; 43. Insulation layer; 5. Ventilation device; 51. Fan; 52. Bracket; 6. Bolt. DETAILED DESCRIPTION
[0018] 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 of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0019] In the description of the present invention, it should be noted that the terms "vertical", "up", "down", "horizontal", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.
[0020] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.
[0021] See also Figure 1-4 The utility model provides a technical solution: a high-voltage isolated power supply device, including an isolation box 1 and a power supply body 3; a box cover 2 is provided on the top of the isolation box 1, a rotating shaft 22 is provided between the box cover 2 and the isolation box 1, a support column 12 is provided on the bottom of the isolation box 1, a support plate 13 is provided on the bottom of the support column 12, and a fixing hole 14 is provided on the support plate 13, a fixing splint 17 is provided inside the isolation box 1, and a fixing groove is formed between the fixing splints 17, the power supply body 3 is arranged inside the fixing groove, holes are provided on both sides of the isolation box 1, an input end 31 is provided on one side of the power supply body 3, and an output end 32 is provided on the other side, the input end 31 and the output end 32 pass through the holes on both sides of the isolation box 1, and a ventilation port 16 is provided on one side of the isolation box 1.
[0022] Furthermore, the isolation box 1 is provided with a box lock 11 , and the box cover 2 is provided with a lock head 21 , which is inserted into the box lock 11 .
[0023] Furthermore, a ventilation device 5 is provided on one side of the isolation box 1, a frame structure is provided on the ventilation device 5, a fan 51 is provided inside the frame structure, a bracket 52 is provided on the fan 51, and the bracket 52 is provided inside the frame structure, and the gas inside the isolation box 1 is blown out by the fan 51.
[0024] Furthermore, a fixing frame rod 4 is disposed on the outside of the power source body 3 , a mounting plate 41 is disposed at the bottom of the fixing frame rod 4 , a mounting hole 42 is disposed on the mounting plate 41 , and the mounting plate 41 is attached to the bottom of the interior of the isolation box 1 .
[0025] Furthermore, a screw groove block 15 is provided on the isolation box 1, and a screw groove is provided at the position of the screw groove block 15 at the bottom inside the isolation box 1, and the positions of the screw groove and the mounting hole 42 correspond to each other. A bolt 6 is provided on the mounting plate 41, and the bolt 6 passes through the mounting hole 42 and is screwed into the screw groove.
[0026] Furthermore, an insulating layer 43 is provided on the fixing frame rod 4 .
[0027] Furthermore, a heat sink 33 is provided on the bottom of the isolation box 1 , and evenly arranged heat sink fins are provided on the heat sink 33 . The heat sink 33 is located in the inner part of the isolation box 1 and fits the power supply body 3 . The heat sink 33 dissipates heat for the bottom of the power supply body 3 .
[0028] Working principle: the box cover 2 controls the switch of the isolation box 1, the box lock 11 and the lock head 21 realize the connection between the box cover 2 and the isolation box 1, the power supply body 3 is placed into the isolation box 1, the power supply body 3 is fixed by the fixed frame rod 4, the isolation box 1 is installed by the support plate 13, and the bottom of the power supply body 3 inside the isolation box 1 is dissipated by the heat sink 33 at the bottom of the isolation box 1, the high-temperature air inside the isolation box 1 is discharged through the ventilation device 5, and the low-temperature air outside is sucked into the isolation box 1 through the ventilation port 16.
[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A high voltage isolated power supply device, characterized in that: The invention comprises an isolation box (1) and a power source body (3); a box cover (2) is arranged on the top of the isolation box (1); a rotating shaft (22) is arranged between the box cover (2) and the isolation box (1); a support column (12) is arranged on the bottom of the isolation box (1); a support plate (13) is arranged on the bottom of the support column (12); a fixing hole (14) is arranged on the support plate (13); a fixing clamp (17) is arranged inside the isolation box (1); a fixing groove is formed between the fixing clamps (17); the power source body (3) is arranged inside the fixing groove; holes are arranged on both sides of the isolation box (1); an input end (31) is arranged on one side of the power source body (3); an output end (32) is arranged on the other side; the input end (31) and the output end (32) pass through the holes on both sides of the isolation box (1); and a ventilation port (16) is arranged on one side of the isolation box (1).
2. A high voltage isolated power supply device according to claim 1, characterized in that: The isolation box (1) is provided with a box lock (11), and the box cover (2) is provided with a lock head (21), and the lock head (21) is inserted into the box lock (11).
3. A high voltage isolated power supply device according to claim 1, characterized in that: A ventilation device (5) is provided on one side of the isolation box (1), a frame structure is provided on the ventilation device (5), a fan (51) is provided inside the frame structure, a bracket (52) is provided on the fan (51), and the bracket (52) is provided inside the frame structure.
4. A high voltage isolated power supply device according to claim 1, characterized in that: A fixed frame rod (4) is arranged on the outside of the power source body (3), a mounting plate (41) is arranged at the bottom of the fixed frame rod (4), a mounting hole (42) is arranged on the mounting plate (41), and the mounting plate (41) is attached to the bottom of the interior of the isolation box (1).
5. A high voltage isolated power supply device according to claim 4, characterized in that: The isolation box (1) is provided with a screw groove block (15), and a screw groove is provided at the bottom screw groove block (15) inside the isolation box (1), and the screw groove corresponds to the mounting hole (42) in position, and the mounting plate (41) is provided with a bolt (6), and the bolt (6) passes through the mounting hole (42) and is screwed into the screw groove.
6. A high voltage isolated power supply device according to claim 4, characterized in that: An insulating layer (43) is provided on the fixed frame rod (4).
7. A high voltage isolated power supply device according to claim 1, characterized in that: A heat sink (33) is provided on the bottom of the isolation box (1), and evenly arranged heat sink fins are provided on the heat sink (33). The heat sink (33) is located inside the isolation box (1) and partially fits the power source body (3).