Detachable heat treatment device for photovoltaic inverter

Abstract

The utility model discloses a detachable heat treatment device for a photovoltaic inverter, which belongs to the technical field of heat treatment of photovoltaic inverters and comprises a photovoltaic inverter box, and a first heat dissipation component used for mounting and convenient to quickly dismount is mounted on the photovoltaic inverter box. The first heat dissipation assembly comprises a drawer device, a locking device and a heat dissipation device, the photovoltaic inverter box body is connected with the drawer device, the drawer device is connected with the locking device and the heat dissipation device, and the locking device is connected with the heat dissipation device; the photovoltaic inverter box body is provided with a power supply device for supplying power to the device, and the power supply device is connected with the drawer device and the heat dissipation device; the photovoltaic inverter box body is provided with a second heat dissipation assembly used for heat dissipation. According to the heat treatment device of the photovoltaic inverter, the heat dissipation devices are placed together, so that the damaged heat dissipation devices can be synchronously and rapidly replaced, the replacement efficiency is improved, and each heat dissipation device does not need to be detached and replaced separately.

Description

Technical Field

[0001] The utility model relates to the technical field of heat treatment of photovoltaic inverters, in particular to a heat treatment device for a detachable photovoltaic inverter. Background Art

[0002] With the rapid development of photovoltaic technology, the popularity of solar power generation technology continues to increase. However, solar power generation is direct current and cannot be used directly. It must be converted into alternating current using a photovoltaic inverter to meet the daily needs of households.

[0003] For example, Chinese utility model patent CN211183810U discloses a heat treatment device for a photovoltaic inverter, wherein a vent and a plurality of mounting grooves are provided on a shell, a first dust screen is fixedly installed in the vent, a heat dissipation mechanism is provided in the first mounting frame, a second slide groove is provided at the top and the bottom of the heat dissipation mechanism, and the heat dissipation mechanism includes a motor fixedly installed in the first mounting frame, and a cooling fan is fixedly installed at the end of the output shaft of the motor.

[0004] However, it still has the following disadvantages: when the heat dissipation device is damaged, the entire device needs to be disassembled, and each heat dissipation device needs to be replaced and repaired separately, and each heat dissipation device cannot be replaced and repaired synchronously. At the same time, when the heat dissipation device is damaged, the entire device needs to be powered off for repair, which affects the working efficiency of the photovoltaic inverter.

[0005] Based on this, the utility model designs a detachable thermal treatment device for a photovoltaic inverter to solve the above problems. Utility Model Content

[0006] In view of the above-mentioned shortcomings of the prior art, the utility model provides a detachable thermal treatment device for a photovoltaic inverter.

[0007] In order to achieve the above objectives, the present invention is implemented through the following technical solutions:

[0008] A heat treatment device for a detachable photovoltaic inverter comprises a photovoltaic inverter box, on which a heat dissipation component for installation and quick disassembly is installed;

[0009] The heat dissipation assembly 1 includes a drawer device, a locking device and a heat dissipation device, the photovoltaic inverter box is connected to the drawer device, the drawer device is connected to the locking device and the heat dissipation device, and the locking device is connected to the heat dissipation device;

[0010] The photovoltaic inverter box is provided with a power supply device for supplying power to the device, and the power supply device is connected to the drawer device and the heat dissipation device;

[0011] A heat dissipation component 2 for dissipating heat is installed on the photovoltaic inverter box.

[0012] Furthermore, the drawer device includes a drawer, a handle, a limit column, a slide rail and a ventilation groove. A pair of slide rails are fixedly connected to the bottom of the photovoltaic inverter box, and a drawer is slidably connected to one end of the slide rail. The drawer is connected to the power supply device, and a handle is fixedly connected to the left end of the drawer. Ventilation grooves are evenly spaced at the bottom of the drawer, and limit columns are fixedly connected to the four corners of the upper end of the slide rail near the ventilation groove.

[0013] Furthermore, the locking device includes a baffle, a support block 1, a rotating roller, a slot hole 1, a support block 2, a locking slot and a locking block. The left and right sides of the inner wall of the front end of the drawer are fixedly connected with the support block 1 respectively, the rotating roller is rotatably connected in the support block 1, the rear end of the rotating roller is fixedly connected to the baffle through a fixed block, the baffle is provided with slot holes 1 at equal intervals, a locking slot is provided at the left end of the baffle, the inner wall of the rear end of the drawer is fixedly connected with the support block 2, the upper end of the support block 2 is rotatably connected with the locking block, and the locking block passes through the locking slot and is locked with the baffle.

[0014] Furthermore, the locking device includes a fan casing, a motor, fan blades, a support column, a second slot and a limit slot. The fan casing is evenly spaced and contacted with the upper end of the drawer, the fan casing is connected to the power supply device, and limit slots are respectively provided near the four corners of the fan casing. The limit slots are slidably connected to the limit columns. A second slot is provided in the middle of the fan casing, and the support column is evenly spaced and fixedly connected to the lower end of the second slot. The motor is fixedly connected to the upper end of the support column, and the fan blades are evenly spaced and fixedly connected to the output end of the motor.

[0015] Furthermore, the limiting posts and the limiting grooves are slidably connected in a one-to-one correspondence.

[0016] Furthermore, the power supply device includes power supply interface 1, power supply connector, wire 1, wire card, power supply interface 2 and wire 2. Power supply interface 1 is opened at the right end of the photovoltaic inverter box, and the power supply connector is fixedly connected to the right end of the drawer. The power supply connector is locked and connected to power supply interface 1. The wire card is fixedly connected to the front end of the bottom of the drawer at equal intervals, and the upper end of the wire card is fixedly connected to wire 1. One end of wire 1 is fixedly connected to the power supply connector, and the other end of the power supply connector is fixedly connected to the inner wall of the drawer. Power supply interface 2 is fixedly connected to wire 1 at equal intervals, and the rear end of power supply interface 2 is fixedly connected to one end of wire 2, and the other end of wire 2 is fixedly connected to the fan casing.

[0017] Furthermore, the second wire and the second power supply interface are plugged and fixed in a one-to-one correspondence.

[0018] Furthermore, the heat dissipation component 2 includes a control panel, heat dissipation port 1 and heat dissipation port 2. Heat dissipation port 1 is opened on the left and right sides of the upper end of the photovoltaic inverter box, heat dissipation port 2 is opened at the lower end of the photovoltaic inverter box, and a control panel is fixedly connected to the front side of the upper end of the photovoltaic inverter box.

[0019] The utility model has the following technical effects:

[0020] The utility model pulls the handle of the drawer device of the heat dissipation component one to drive the drawer to slide left along the slide rail, at which time the locking block on the supporting block two of the rotating locking device is released to lock the baffle, and the rotating roller is driven to rotate on the supporting block one by rotating the baffle, and the locking block is simultaneously passed through the locking groove. When the device starts to replace the damaged heat dissipation device, the fan housing of the heat dissipation device is pulled to move upward along the limit groove to disengage from the limit position of the limit column, and the replaced fan housing is inserted along the limit column, and the locking groove is driven to pass through the locking block by rotating the baffle, and the baffle is locked by rotating the locking block. At this time, the baffle is slid into the device along the slide rail, and the motor is started and the fan blades are driven to rotate through the output end of the motor to drive airflow to enter the device through the ventilation slot, the slot hole two and the slot hole one. By putting the heat dissipation devices together, the damaged heat dissipation devices can be replaced synchronously and quickly, so that the replacement efficiency is improved, and there is no need to separately disassemble and replace each heat dissipation device.

[0021] The utility model connects the wire 2 of the power supply device with the power supply interface 2 in a one-to-one correspondence, and inserts the power supply connector into the power supply interface 1, so that the current is transmitted to the wire 2 through the power supply connector and the wire 1, and the wire 1 is fixed by the wire clip. The heat dissipation device is powered off separately by sliding the drawer out of the device, so that the operation of the entire device will not be affected during the maintenance of the heat dissipation device, thereby improving the work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the prior art descriptions are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model, and for ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0023] Figure 1 A three-dimensional thermal treatment device for a detachable photovoltaic inverter according to the utility model Figure 1 ;

[0024] Figure 2 This is a front view of a detachable thermal treatment device for a photovoltaic inverter according to the utility model;

[0025] Figure 3 This is a left view of a detachable thermal treatment device for a photovoltaic inverter according to the utility model;

[0026] Figure 4 For along Figure 2 AA direction section Figure 1 ;

[0027] Figure 5 For along Figure 2 AA direction section Figure 3 ;

[0028] Figure 6 For along Figure 3 BB direction cross-sectional view;

[0029] Figure 7 For along Figure 2 CC direction cross-sectional view;

[0030] Figure 8 for Figure 7 The enlarged view of point D in the middle;

[0031] Fig. 9 for Figure 7 Enlarged view of point E in the middle.

[0032] The numbers in the figure represent:

[0033] 1. PV inverter box; 2. Heat dissipation component 1; 21. Drawer device; 22. Locking device; 23. Heat dissipation device; 211. Drawer; 212. Handle; 213. Limiting column; 214. Slide rail; 215. Ventilation slot; 221. Baffle; 222. Support block 1; 223. Rotating roller; 224. Slot 1; 225. Support block 2; 226. Locking slot; 227. Locking block; 231. Fan housing; 232. Motor; 233. Fan blade; 234. Support column; 235. Slot 2; 236. Limiting slot; 3. Heat dissipation component 2; 31. Control panel; 32. Heat dissipation port 1; 33. Heat dissipation port 2; 4. Power supply device; 41. Power supply interface 1; 42. Power supply connector; 43. Wire 1; 44. Wire card; 45. Power supply interface 2; 46. Wire 2. DETAILED DESCRIPTION

[0034] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment 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.

[0035] The utility model is further described below in conjunction with embodiments.

[0036] The terms “left”, “right”, “front”, “back”, “up” and “down” mentioned in the following description are oriented in the viewing direction of the front view.

[0037] Example 1

[0038] Please refer to the instruction manual Figure 1-9 , a heat treatment device for a detachable photovoltaic inverter, comprising a photovoltaic inverter box 1;

[0039] The photovoltaic inverter box 1 is equipped with a heat dissipation component 2 for installation and quick disassembly, and the power supply device 4 is connected to the heat dissipation component 2;

[0040] The heat dissipation assembly 1 2 includes a drawer device 21, a locking device 22 and a heat dissipation device 23. The photovoltaic inverter box 1 is connected to the drawer device 21, the drawer device 21 is connected to the locking device 22, the heat dissipation device 23 and the power supply device 4, the locking device 22 is connected to the heat dissipation device 23, and the heat dissipation device 23 is connected to the power supply device 4;

[0041] The drawer device 21 includes a drawer 211, a handle 212, a limit column 213, a slide rail 214 and a ventilation slot 215. A pair of slide rails 214 are fixedly connected to the bottom of the photovoltaic inverter box 1, and the slide rails 214 are slidably connected to one end of the drawer 211. The drawer 211 is connected to the power supply device 4. The handle 212 is fixedly connected to the left end of the drawer 211. Ventilation slots 215 are evenly spaced at the bottom of the drawer 211. The limit columns 213 are fixedly connected to the four corners of the upper end of the slide rail 214 near the ventilation slot 215.

[0042] The locking device 22 includes a baffle 221, a support block 1 222, a rotating roller 223, a slot 1 224, a support block 225, a locking slot 226 and a locking block 227. The left and right sides of the inner wall at the front end of the drawer 211 are fixedly connected to the support block 1 222 respectively, the rotating roller 223 is rotatably connected in the support block 1 222, the rear end of the rotating roller 223 is fixedly connected to the baffle 221 through a fixed block, the baffle 221 is provided with slots 1 224 at equal intervals, the left end of the baffle 221 is provided with a locking slot 226, the inner wall at the rear end of the drawer 211 is fixedly connected to the support block 225, the upper end of the support block 225 is rotatably connected to the locking block 227, and the locking block 227 passes through the locking slot 226 and is locked and connected to the baffle 221;

[0043] The locking device 22 includes a fan housing 231, a motor 232, a fan blade 233, a support column 234, a second slot 235 and a limiting slot 236. The upper end of the drawer 211 is evenly spaced and contacted with the fan housing 231. The fan housing 231 is connected to the power supply device 4. The fan housing 231 is provided with limiting slots 236 near the four corners. The limiting slots 236 are slidably connected to the limiting column 213. A second slot 235 is provided in the middle of the fan housing 231. The lower end of the second slot 235 is evenly spaced and fixedly connected to the support column 234. The upper end of the support column 234 is fixedly connected to the motor 232. The output end of the motor 232 is evenly spaced and fixedly connected to the fan blade 233.

[0044] Preferably, the limiting posts 213 and the limiting grooves 236 are slidably connected in a one-to-one correspondence;

[0045] The limiting column 213 and the limiting groove 236 are slidably connected in a one-to-one correspondence, so that the limiting groove 236 can be fixed so that the airflow can flow into the second slot 235 along the ventilation slot 215;

[0046] In the embodiment of the utility model, when the device starts to replace the heat sink 23, the handle 212 of the drawer device 21 of the heat sink assembly 2 is pulled to drive the drawer 211 to slide to the left along the slide rail 214. At this time, the locking block 227 on the support block 225 of the locking device 22 is rotated to release the lock of the baffle 221. The rotating roller 223 is driven to rotate on the support block 222 by rotating the baffle 221, and the locking block 227 passes through the locking groove 226. When the device starts to replace the damaged heat sink 23, the fan housing 231 of the heat sink 23 is pulled to move upward along the limit groove 236 to disengage from the limit column 213. The replaced fan casing 231 is inserted along the limiting column 213, and the locking groove 226 is driven to pass through the locking block 227 by rotating the baffle 221. The baffle 221 is locked by rotating the locking block 227. At this time, the baffle 221 is slid into the device along the slide rail 214, and the motor 232 is started and the fan blades 233 are driven to rotate through the output end of the motor 232 to drive the air flow into the device through the ventilation slot 215, the slot 235 and the slot 1 224. By putting the heat sink 23 together, the damaged heat sink 23 can be replaced synchronously and quickly, so that the replacement efficiency is improved, and there is no need to separately disassemble and replace each heat sink 23.

[0047] Example 2

[0048] Please refer to the instruction manual Figure 2-7 The photovoltaic inverter box 1 is provided with a power supply device 4 for supplying power to the device, and the power supply device 4 is connected to a heat dissipation component 2;

[0049] The power supply device 4 includes a power supply interface 1 41, a power supply connector 42, a wire 1 43, a wire card 44, a power supply interface 2 45 and a wire 2 46. The right end of the photovoltaic inverter box 1 is provided with a power supply interface 1 41, the right end of the drawer 211 is fixedly connected with a power supply connector 42, the power supply connector 42 is locked and connected with the power supply interface 1 41, the front end of the bottom of the drawer 211 is fixedly connected with a wire card 44 at an equal interval, the upper end of the wire card 44 is fixedly connected with a wire 1 43, one end of the wire 1 43 is fixedly connected with the power supply connector 42, the other end of the power supply connector 42 is fixedly connected to the inner wall of the drawer 211, and the wire 1 43 is fixedly connected with a power supply interface 2 45 at an equal interval, the rear end of the power supply interface 2 45 is fixedly connected with one end of the wire 2 46, and the other end of the wire 2 46 is fixedly connected to the fan housing 231;

[0050] Preferably, the second wire 46 and the second power supply interface 45 are plugged and fixed in a one-to-one correspondence;

[0051] The one-to-one corresponding plug-in fixation can ensure that each fan is powered independently without affecting the operation of other fans;

[0052] In the embodiment of the utility model, when the device starts to supply power and dissipate heat, the wire 46 of the power supply device 4 is connected one-to-one with the power supply interface 45, and the power supply connector 42 is inserted into the power supply interface 41. The current is transmitted to the wire 46 through the power supply connector 42 and the wire 43. The wire 43 is fixed by the wire clip 44. The heat dissipation device 23 is powered off alone by sliding the drawer 211 out of the device. During the maintenance of the heat dissipation device 23, the operation of the entire device will not be affected, thereby improving the work efficiency.

[0053] The photovoltaic inverter box 1 is provided with a heat dissipation component 2 3 for heat dissipation;

[0054] The heat dissipation component 2 3 includes a control panel 31, a heat dissipation port 1 32 and a heat dissipation port 2 33. The heat dissipation port 1 32 is opened on the left and right sides of the upper end of the photovoltaic inverter box 1, and the heat dissipation port 2 33 is opened at the lower end of the photovoltaic inverter box 1. The control panel 31 is fixedly connected to the front side of the upper end of the photovoltaic inverter box 1;

[0055] In the embodiment of the utility model, the hot airflow is discharged through the heat dissipation port 1 32 of the heat dissipation component 2 3, and the cold airflow is sucked into the inside of the device through the heat dissipation port 2 33. The operation of the device is controlled by the control panel 31. By sucking the cold airflow into the device and then discharging the hot airflow, the temperature in the device is maintained within a specific range to avoid damage to the device due to high temperature.

[0056] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments may still be modified, or some of the technical features may be replaced by equivalents. Such modifications or replacements will not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A heat treatment device for a detachable photovoltaic inverter, comprising a photovoltaic inverter box (1), characterized in that: The photovoltaic inverter box (1) is provided with a heat dissipation component (2) for installation and quick disassembly; The heat dissipation assembly (2) comprises a drawer device (21), a locking device (22) and a heat dissipation device (23); the photovoltaic inverter box (1) is connected to the drawer device (21); the drawer device (21) is connected to the locking device (22) and the heat dissipation device (23); and the locking device (22) is connected to the heat dissipation device (23); The photovoltaic inverter box (1) is provided with a power supply device (4) for supplying power to the device, and the power supply device (4) is connected to the drawer device (21) and the heat dissipation device (23); A second heat dissipation component (3) for dissipating heat is installed on the photovoltaic inverter box (1).

2. The heat treatment device for a detachable photovoltaic inverter according to claim 1, characterized in that: The drawer device (21) comprises a drawer (211), a handle (212), a limiting column (213), a slide rail (214) and a ventilation slot (215); a pair of slide rails (214) are fixedly connected to the bottom of the photovoltaic inverter box (1); the slide rails (214) are slidably connected to one end of the drawer (211); the drawer (211) is connected to the power supply device (4); the handle (212) is fixedly connected to the left end of the drawer (211); the ventilation slots (215) are evenly spaced at the bottom of the drawer (211); and the limiting columns (213) are fixedly connected to the four corners of the upper end of the slide rail (214) near the ventilation slot (215).

3. The heat treatment device for a detachable photovoltaic inverter according to claim 2, characterized in that: The locking device (22) comprises a baffle (221), a support block 1 (222), a rotating roller (223), a slot hole 1 (224), a support block 2 (225), a locking slot (226) and a locking block (227); the support block 1 (222) is fixedly connected to the left and right sides of the front inner wall of the drawer (211); the support block 1 (222) is rotatably connected to the rotating roller (223); the rear end of the rotating roller (223) is fixedly connected to the baffle (221) through a fixed block; the baffle (221) is provided with slot holes 1 (224) at equal intervals; the left end of the baffle (221) is provided with a locking slot (226); the rear inner wall of the drawer (211) is fixedly connected to the support block 2 (225); the upper end of the support block 2 (225) is rotatably connected to the locking block (227); the locking block (227) passes through the locking slot (226) and is locked and connected to the baffle (221).

4. The heat treatment device for a detachable photovoltaic inverter according to claim 3, characterized in that: The locking device (22) comprises a fan housing (231), a motor (232), a fan blade (233), a support column (234), a second slot hole (235) and a limiting slot (236); the upper end of the drawer (211) is contacted with the fan housing (231) at equal intervals; the fan housing (231) is connected to the power supply device (4); limiting slots (236) are respectively provided near four corners of the fan housing (231); the limiting slots (236) are slidably connected to the limiting column (213); a second slot hole (235) is provided in the middle of the fan housing (231); the lower end of the second slot hole (235) is fixedly connected to the support column (234) at equal intervals; the upper end of the support column (234) is fixedly connected to the motor (232); and the fan blades (233) are fixedly connected to the output end of the motor (232) at equal intervals.

5. The heat treatment device for a detachable photovoltaic inverter according to claim 4, characterized in that: The limiting posts (213) and the limiting grooves (236) are slidably connected in a one-to-one correspondence.

6. The heat treatment device for a detachable photovoltaic inverter according to claim 5, characterized in that: The power supply device (4) comprises a power supply interface 1 (41), a power supply connector (42), a wire 1 (43), a wire card (44), a power supply interface 2 (45) and a wire 2 (46). The right end of the photovoltaic inverter box (1) is provided with a power supply interface 1 (41). The right end of the drawer (211) is fixedly connected with the power supply connector (42). The power supply connector (42) is locked and connected with the power supply interface 1 (41). The front end of the bottom of the drawer (211) is fixedly connected with the wire card (44) at an equal interval. The upper end of the wire card (44) is fixedly connected with the wire 1 (43). One end of the wire 1 (43) is fixedly connected with the power supply connector (42). The other end of the power supply connector (42) is fixedly connected with the inner wall of the drawer (211). The upper end of the wire 1 (43) is fixedly connected with the power supply interface 2 (45) at an equal interval. The rear end of the power supply interface 2 (45) is fixedly connected with one end of the wire 2 (46). The other end of the wire 2 (46) is fixedly connected with the fan housing (231).

7. The heat treatment device for a detachable photovoltaic inverter according to claim 6, characterized in that: The second conductor (46) and the second power supply interface (45) are plugged and fixed in a one-to-one correspondence.

8. The heat treatment device for a detachable photovoltaic inverter according to claim 7, characterized in that: The heat dissipation assembly (3) comprises a control panel (31), a heat dissipation port (32) and a heat dissipation port (33). The heat dissipation port (32) is provided on the left and right sides of the upper end of the photovoltaic inverter case (1), the heat dissipation port (33) is provided on the lower end of the photovoltaic inverter case (1), and the control panel (31) is fixedly connected to the front side of the upper end of the photovoltaic inverter case (1).

Images