Control cabinet heat dissipation structure

Abstract

The utility model discloses a heat dissipation structure of a control cabinet, which belongs to the technical field of control cabinets, carries out auxiliary heat dissipation treatment on the control cabinet in a mode of combining water cooling and air cooling, can avoid the situation that the temperature control of the control cabinet is not in place due to a single heat dissipation mode as much as possible, and can dissipate heat according to the whole control cabinet. The control cabinet heat dissipation structure comprises a control cabinet body, heat dissipation openings are symmetrically formed in the two sides of the control cabinet body, fixing frames are fixed to the heat dissipation openings, heat dissipation fans are installed on the fixing frames, filter screen covers are installed on the outer side edges of the heat dissipation openings, and cleaning assemblies for assisting cleaning are installed at the positions, corresponding to the heat dissipation openings, of the outer side edge of the control cabinet body. A transmission assembly is installed in the control cabinet body, and a heat dissipation assembly is arranged on the rear side of the control cabinet body. The heat dissipation assembly comprises a heat dissipation box, cooling liquid is contained in the heat dissipation box, a refrigeration sheet is arranged on the outer side of the heat dissipation box in an attached mode, a liquid guide pipe is installed in the control cabinet body, and a water pump is installed in the heat dissipation box.

Description

Technical Field

[0001] The utility model belongs to the technical field of control cabinets, and in particular relates to a heat dissipation structure of a control cabinet. Background Art

[0002] The elevator control cabinet is an electric control device that installs various electronic devices and electrical components in a cabinet structure with safety protection. It can also be called the elevator central control cabinet. The elevator control cabinet is a device used to control the operation of the elevator. It is generally placed in the elevator machine room. The control cabinet of the elevator without a machine room is placed in the shaft. The control cabinet is composed of a sheet metal frame structure and bolts. The sheet metal frame has a uniform size and can be easily hung and removed with plastic pins.

[0003] Publication No. "CN213783801U" discloses a split-type machine room-less elevator control cabinet, including a box body, a wiring board and a control box, a box door is provided on the front surface of the box body, cooling fans are provided on the left and right sides of the box body, a temperature sensor is provided on the top of the inner cavity of the box body, a wiring board is provided in the middle of the inner cavity of the box body, a wiring hole is provided in the middle of the top of the wiring board, wire clamps are provided on both sides of the top surface of the box body, a control box is provided on the front surface of the box door, and a display screen and a buzzer are provided on the front surface of the control box. The structure is reasonable. By providing a wiring board in the inner cavity of the box body and providing wiring holes and wire clamps on the wiring board, wiring is facilitated, heating caused by entanglement of wires is prevented, and safety is improved. By providing cooling fans on both sides of the box body, the heat dissipation performance of the device is improved. Temperature monitoring and over-temperature warning are realized through the cooperation of temperature sensors, display screens and buzzers.

[0004] The above-mentioned control cabinet heat dissipation structure performs auxiliary heat dissipation treatment on the control cabinet by installing cooling fans on the left and right sides. The overall heat dissipation method is relatively simple, and dust is easy to enter the interior of the control cabinet during the heat dissipation process. For a long time, dust is easy to accumulate on the components inside the control cabinet, which may cause short circuits. Therefore, a heat dissipation structure of the control cabinet is needed to assist in solving this problem. Utility Model Content

[0005] (1) Technical issues to be solved

[0006] In view of the deficiencies in the prior art, the purpose of the utility model is to provide a control cabinet heat dissipation structure, which performs auxiliary heat dissipation treatment on the control cabinet by combining water cooling and air cooling, can avoid as much as possible the situation that the temperature control of the control cabinet is not in place due to a single heat dissipation method, and can dissipate heat according to the overall control cabinet.

[0007] (2) Technical solution

[0008] In order to solve the above technical problems, the utility model provides such a control cabinet heat dissipation structure, which includes a control cabinet body, heat dissipation ports are symmetrically opened on both sides of the control cabinet body, a fixing frame is fixed at the heat dissipation port, a heat dissipation fan is installed at the fixing frame, a filter screen is installed on the outer side of the heat dissipation port, a cleaning component for auxiliary cleaning is installed on the outer side of the control cabinet body corresponding to the heat dissipation port, a transmission component for driving the cleaning component and the heat dissipation fan is installed inside the control cabinet body, and a heat dissipation component is arranged on the rear side of the control cabinet body;

[0009] The heat dissipation assembly includes a heat dissipation box installed on the control cabinet body, the heat dissipation box is filled with coolant, the outer side of the heat dissipation box is fitted with a refrigeration fin, the control cabinet body is internally provided with an S-shaped disk with a liquid guide tube, the heat dissipation box is internally provided with a water pump, and the water outlet end of the water pump is connected to the water inlet end of the liquid guide tube.

[0010] Furthermore, the cleaning assembly includes guide plates symmetrically fixed on the control cabinet body, and a limiting groove is provided on one side adjacent to the two guide plates, a cleaning rod is slidably arranged in the limiting groove, a protruding plate is protrudingly fixed at the middle section between the two guide plates, a reciprocating screw is rotatably arranged on the protruding plate, a reciprocating screw is installed through the center of the cleaning rod, the cleaning rod is threadedly matched with the reciprocating screw, and a second bevel gear is fixed at the top of the reciprocating screw.

[0011] Furthermore, the transmission assembly includes a groove wheel installed at one end of the cooling fan, the two groove wheels are connected by a transmission belt, a transmission motor is installed inside the control cabinet body, a first bevel gear and a transmission wheel are installed at the front end of the shaft of the transmission motor, the transmission wheel and the groove wheel are connected by a transmission belt, and the first bevel gear and the second bevel gear are meshed for transmission.

[0012] Furthermore, a cleaning brush is provided on one side of the cleaning rod facing the filter screen cover, and the cleaning brush is attached to the filter screen cover.

[0013] Furthermore, a cabinet door is hingedly mounted on the control cabinet body via a hinge, and a fixing plate is fixed on one side of the control cabinet body away from the cabinet door.

[0014] Furthermore, a positioning assembly is installed at the middle section of one end of the control cabinet body away from the hinge, and a draw hook is installed at the middle section of one end of the cabinet door away from the hinge.

[0015] Furthermore, the positioning assembly includes a fixing plate fixed on the control cabinet body, a pressing plate is hingedly mounted on the fixing plate, a connecting ring is hingedly mounted on the pressing plate, and the connecting ring is engaged with the hook.

[0016] (3) Beneficial effects

[0017] Compared with the prior art, the beneficial effects of the utility model are:

[0018] The utility model starts the cooling plate by setting the heat dissipation component in the control cabinet body, cools the liquid in the heat dissipation box through the cooling plate, starts the water pump, and drives the liquid into the liquid guide pipe, thereby cooling the inside of the control cabinet body. The water cooling can assist in reducing the temperature inside the control cabinet body.

[0019] The utility model realizes that the filter screen cover arranged at the heat dissipation port and the cooperation between the transmission component and the heat dissipation fan, etc., the transmission motor drives the transmission wheel and the first bevel gear to rotate, the transmission wheel drives the transmission belt to rotate, thereby the groove wheel rotates as a whole, and the heat dissipation fan rotates as a whole, thereby performing auxiliary heat dissipation treatment inside the control cabinet body, and at the same time the first bevel gear and the second bevel gear are meshed and transmitted, so that the second bevel gear rotates as a whole, the second bevel gear drives the reciprocating screw rod to rotate, and the cleaning rod and the reciprocating screw rod are threadedly matched, so that the cleaning rod moves back and forth as a whole, and the surface of the filter screen cover is cleaned during the reciprocating movement of the cleaning rod, thereby effectively preventing dust and impurities from being adsorbed on the surface of the filter screen cover and making it inconvenient to clean, effectively filtering external dust and the like through the filter screen cover, and effectively cleaning the dust and the like through the cleaning rod after filtering, so as to avoid as much as possible the situation that dust blocks the filter screen cover and causes the heat dissipation effect to deteriorate. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For those skilled in the art, other drawings can be obtained based on these drawings without paying any creative work.

[0021] Figure 1 It is a schematic diagram of the structure of the utility model;

[0022] Figure 2 For this utility model Figure 1 A schematic diagram of the enlarged structure at A in the middle;

[0023] Figure 3 For this utility model Figure 1 A schematic diagram of the enlarged structure at B in the middle;

[0024] Figure 4 It is a transverse cross-sectional view of the control cabinet body of the utility model corresponding to the heat dissipation box.

[0025] The markings in the accompanying drawings are: 1. control cabinet body; 2. cabinet door; 3. cooling fan; 31. fixing bracket; 4. filter screen; 5. transmission assembly; 6. transmission motor; 7. groove wheel; 8. transmission belt; 9. first bevel gear; 10. second bevel gear; 11. cleaning assembly; 12. guide plate; 121. limiting groove; 13. cleaning rod; 14. reciprocating screw rod; 15. positioning assembly; 16. fixing plate; 17. pressing plate; 18. connecting ring; 19. hook; 20. heat dissipation assembly; 21. heat dissipation box; 22. refrigeration plate; 23. liquid guide tube; 24. water pump. DETAILED DESCRIPTION

[0026] 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 technicians in this field without creative work are within the scope of protection of the utility model.

[0027] This specific implementation is a control cabinet heat dissipation structure, such as Figure 1 , Figure 2 and Figure 3 As shown, the heat dissipation structure of the control cabinet includes a control cabinet body 1, and heat dissipation ports are symmetrically opened on both sides of the control cabinet body 1, a fixing frame 31 is fixed at the heat dissipation port, a heat dissipation fan 3 is installed at the fixing frame 31, a filter screen cover 4 is installed on the outer side of the heat dissipation port, and a cleaning component 11 for auxiliary cleaning is installed on the outer side of the control cabinet body 1 corresponding to the heat dissipation port. The cleaning component 11 includes a guide plate 12 symmetrically fixed on the control cabinet body 1, and a limiting groove 121 is opened on one side adjacent to the two guide plates 12, and a cleaning rod 13 is slidably arranged in the limiting groove 121, and a protruding plate is protrudingly fixed at the middle section between the two guide plates 12, and a reciprocating screw rod 14 is rotatably arranged on the protruding plate. A reciprocating screw rod 14 is installed at the center of the cleaning rod 13, and the cleaning rod 13 and the reciprocating screw rod 14 are threadedly matched. A second bevel gear 10 is fixed at the top of the reciprocating screw rod 14. A transmission component 5 for driving the cleaning component 11 and the cooling fan 3 is installed inside the control cabinet body 1. The transmission component 5 includes a groove wheel 7 installed at one end of the cooling fan 3, and the two groove wheels 7 are connected by a transmission belt 8. A transmission motor 6 is installed inside the control cabinet body 1, and a first bevel gear 9 and a transmission wheel are installed at the front end of the machine shaft of the transmission motor 6. The transmission wheel and the groove wheel 7 are connected by a transmission belt 8, and the first bevel gear 9 and the second bevel gear 10 are meshed for transmission.

[0028] The filter screen cover 4 arranged at the heat dissipation port, the transmission assembly 5 and the heat dissipation fan 3 cooperate with each other, the transmission motor 6 drives the transmission wheel and the first bevel gear 9 to rotate, the transmission wheel drives the transmission belt 8 to rotate, thereby making the groove wheel 7 rotate as a whole, and making the heat dissipation fan 3 rotate as a whole, so as to make the inside of the control cabinet body 1 perform auxiliary heat dissipation treatment, and at the same time, the first bevel gear 9 and the second bevel gear 10 are meshed and transmitted, so that the second bevel gear 10 rotates as a whole, and the second bevel gear 10 drives the reciprocating screw rod 14 to rotate, and the cleaning rod 13 and the reciprocating screw rod 14 are threadedly matched, so that the cleaning rod 13 reciprocates as a whole, and the surface of the filter screen cover 4 is cleaned during the reciprocating movement of the cleaning rod 13, so that dust and impurities can be effectively prevented from being adsorbed on the surface of the filter screen cover 4 and being inconvenient to clean, and the dust and the like outside are effectively filtered by the filter screen cover 4, and the dust and the like are effectively cleaned by the cleaning rod 13 after filtering, so as to avoid the situation that dust blocks the filter screen cover 4 and causes the heat dissipation effect to deteriorate.

[0029] A cleaning brush is arranged on one side of the cleaning rod 13 facing the filter screen cover 4, and the cleaning brush is attached to the filter screen cover 4. By setting the cleaning brush, impurities can be stably cleaned during the working process, and the situation in which the filter screen cover 4 is inconvenient to clean can be avoided as much as possible.

[0030] Reference Figure 1 and Figure 2 As shown, a cabinet door 2 is hingedly installed on the control cabinet body 1, and a fixing plate is fixed on one side of the control cabinet body 1 away from the cabinet door 2. By setting the fixing plate, it can be ensured that the control cabinet body 1 can be stably fixed at the corresponding position during operation. A positioning component 15 is installed at the middle section of one end of the control cabinet body 1 away from the hinge, and a pull hook 19 is installed at the middle section of one end of the cabinet door 2 away from the hinge. The positioning component 15 includes a fixing plate 16 fixed to the control cabinet body 1, a pressing plate 17 is hingedly installed on the fixing plate 16, and a connecting ring 18 is hingedly installed on the pressing plate 17, and the connecting ring 18 and the pull hook 19 are engaged with each other.

[0031] Through the cooperation between the positioning component 15 and the hook 19, the connecting ring 18 is snap-fitted and installed on the hook 19, and the pressing plate 17 is pressed. After the pressing plate 17 is pressed, the hook 19 is pulled, so that the cabinet door 2 can stably cover the control cabinet body 1, which can ensure that the cabinet door 2 can stably cover the control cabinet body 1 in the subsequent work process.

[0032] Reference Figure 1 and Figure 4As shown, a heat dissipation assembly 20 is provided on the rear side of the control cabinet body 1; the heat dissipation assembly 20 includes a heat dissipation box 21 installed on the control cabinet body 1, the heat dissipation box 21 is filled with coolant, and a cooling fin 22 is provided on the outer side of the heat dissipation box 21. The model of the cooling fin 22 is TES1-12704, which can be used but is not limited to this model. A liquid guide tube 23 is installed in an S-shaped disk inside the control cabinet body 1, and a water pump 24 is installed inside the heat dissipation box 21. The water outlet end of the water pump 24 is connected to the water inlet end of the liquid guide tube 23.

[0033] By setting the heat dissipation component 20 in the control cabinet body 1, the refrigeration plate 22 is started, and the liquid inside the heat dissipation box 21 is cooled by the refrigeration plate 22. The water pump 24 is started, and the water pump 24 drives the liquid to enter the liquid guide tube 23, so as to cool the inside of the control cabinet body 1. The temperature inside the control cabinet body 1 can be auxiliaryly reduced by water cooling. When the temperature inside the control cabinet body 1 is too high, the refrigeration plate 22 can be used for cooling and cooling so that the control cabinet body 1 can be cooled quickly.

[0034] Working principle:

[0035] When heat dissipation occurs, the transmission motor 6 is started, and the transmission motor 6 drives the transmission wheel and the first bevel gear 9 to rotate, and the transmission wheel drives the transmission belt 8 to rotate, thereby causing the groove wheel 7 to rotate as a whole, and causing the cooling fan 3 to rotate as a whole, thereby performing auxiliary heat dissipation treatment inside the control cabinet body 1, and at the same time, the first bevel gear 9 and the second bevel gear 10 are meshed and transmitted, so that the second bevel gear 10 rotates as a whole, and the second bevel gear 10 drives the reciprocating screw rod 14 to rotate, and the cleaning rod 13 and the reciprocating screw rod 14 are threadedly matched, so that the cleaning rod 13 reciprocates as a whole, and the surface of the filter screen 4 is cleaned during the reciprocating movement of the cleaning rod 13 , thereby effectively preventing dust and impurities from being adsorbed on the surface of the filter screen cover 4 and making it inconvenient to clean. When the temperature inside the control cabinet body 1 is too high, start the refrigeration plate 22, and cool the liquid inside the heat sink 21 through the refrigeration plate 22. Start the water pump 24, and the water pump 24 drives the liquid into the liquid guide tube 23, thereby cooling the inside of the control cabinet body 1. When the cabinet door 2 needs to be stably fixed, close the cabinet door 2, snap-fit ​​the connecting ring 18 onto the hook 19, and press the pressing plate 17. After the pressing plate 17 is pressed, the hook 19 is pulled, so that the cabinet door 2 stably covers the control cabinet body 1.

[0036] All technical features in this embodiment can be freely combined according to actual needs.

[0037] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A control cabinet heat dissipation structure, comprising a control cabinet body (1), characterized in that: The control cabinet body (1) is symmetrically provided with heat dissipation openings on both sides, a fixing frame (31) is fixed at the heat dissipation opening, a heat dissipation fan (3) is installed at the fixing frame (31), a filter screen (4) is installed on the outer side of the heat dissipation opening, a cleaning component (11) for auxiliary cleaning is installed on the outer side of the control cabinet body (1) corresponding to the heat dissipation opening, a transmission component (5) for driving the cleaning component (11) and the heat dissipation fan (3) is installed inside the control cabinet body (1), and a heat dissipation component (20) is arranged on the rear side of the control cabinet body (1); The heat dissipation assembly (20) comprises a heat dissipation box (21) mounted on a control cabinet body (1), wherein the heat dissipation box (21) is filled with cooling liquid, and a cooling fin (22) is provided on the outer side of the heat dissipation box (21), and a liquid guide tube (23) is provided in an S-shaped disk inside the control cabinet body (1), and a water pump (24) is installed inside the heat dissipation box (21), and a water outlet end of the water pump (24) is connected to a water inlet end of the liquid guide tube (23).

2. A control cabinet heat dissipation structure according to claim 1, characterized in that: The cleaning assembly (11) comprises a guide plate (12) symmetrically fixed on the control cabinet body (1), a limiting groove (121) is provided on one side adjacent to the two guide plates (12), a cleaning rod (13) is slidably arranged in the limiting groove (121), a protruding plate is protrudingly fixed at the middle section between the two guide plates (12), a reciprocating screw (14) is rotatably arranged on the protruding plate, a reciprocating screw (14) is installed through the center of the cleaning rod (13), the cleaning rod (13) and the reciprocating screw (14) are threadedly matched, and a second bevel gear (10) is fixed at the top of the reciprocating screw (14).

3. A control cabinet heat dissipation structure according to claim 2, characterized in that: The transmission assembly (5) comprises a groove wheel (7) installed at one end of the cooling fan (3), the two groove wheels (7) are connected to each other by a transmission belt (8), a transmission motor (6) is installed inside the control cabinet body (1), a first bevel gear (9) and a transmission wheel are installed at the front end of the shaft of the transmission motor (6), the transmission wheel and the groove wheel (7) are connected to each other by a transmission belt (8), and the first bevel gear (9) and the second bevel gear (10) are meshed for transmission.

4. A control cabinet heat dissipation structure according to claim 3, characterized in that: A cleaning brush is provided on one side of the cleaning rod (13) facing the filter screen cover (4), and the cleaning brush is attached to the filter screen cover (4).

5. The control cabinet heat dissipation structure according to claim 1, characterized in that: A cabinet door (2) is hingedly mounted on the control cabinet body (1) via a hinge, and a fixing plate is fixed on a side of the control cabinet body (1) away from the cabinet door (2).

6. A control cabinet heat dissipation structure according to claim 5, characterized in that: A positioning assembly (15) is installed at the middle section of one end of the control cabinet body (1) away from the hinge, and a draw hook (19) is installed at the middle section of one end of the cabinet door (2) away from the hinge.

7. A control cabinet heat dissipation structure according to claim 6, characterized in that: The positioning assembly (15) comprises a fixing plate (16) fixed on the control cabinet body (1), a pressing plate (17) is hingedly mounted on the fixing plate (16), a connecting ring (18) is hingedly mounted on the pressing plate (17), and the connecting ring (18) is engaged and snap-fitted with the draw hook (19).

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