CN219832516U - Relay protection device - Google Patents
Relay protection device Download PDFInfo
- Publication number
- CN219832516U CN219832516U CN202321080949.8U CN202321080949U CN219832516U CN 219832516 U CN219832516 U CN 219832516U CN 202321080949 U CN202321080949 U CN 202321080949U CN 219832516 U CN219832516 U CN 219832516U
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- CN
- China
- Prior art keywords
- side wall
- box body
- air inlet
- connecting seat
- inlet pipe
- Prior art date
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- 239000000428 dust Substances 0.000 claims abstract description 22
- 238000007791 dehumidification Methods 0.000 claims abstract description 17
- 238000004140 cleaning Methods 0.000 claims abstract description 4
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 37
- 239000004065 semiconductor Substances 0.000 claims description 17
- 230000000712 assembly Effects 0.000 claims description 15
- 238000000429 assembly Methods 0.000 claims description 15
- 238000001514 detection method Methods 0.000 claims description 13
- 230000017525 heat dissipation Effects 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 4
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 8
- 238000001816 cooling Methods 0.000 description 5
- 230000005855 radiation Effects 0.000 description 4
- 238000005057 refrigeration Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
Landscapes
- Drying Of Gases (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses a relay protection device, which relates to the technical field of protection devices and comprises: the relay is fixed on the inner side wall of the box body; the connecting seat is arranged at the bottom of the box body; the fan is fixedly connected to the inner wall of the top of the seat; the connecting ring is rotatably arranged at the bottom of the connecting seat, and a filter screen is arranged on the inner side wall of the connecting ring; the dust removing component is arranged on the top surface of the filter screen and is used for cleaning dust on the filter screen; two dehumidification subassembly, two dehumidification subassembly all sets up on the connecting seat lateral wall, dehumidification subassembly includes: the second air inlet pipe is arranged on the side wall of the connecting seat in a penetrating way, the surface temperature of the dehumidifying component is low when the dehumidifying component works, air passing through the dehumidifying component is converted into low-temperature dry air, the low-temperature dry air enters the box body, a good working environment is created for the relay, and the service life of the relay is prolonged.
Description
Technical Field
The utility model relates to the technical field of protection devices, in particular to a relay protection device.
Background
The relay is an electric control device, and when the change of input quantity reaches the specified requirement, the controlled quantity is subjected to preset step change in an electric output circuit, so that the relay is not influenced by dust and moisture suspended in air in the use process, and a relay protection device is needed to ensure the normal operation of the relay.
In the use process of the relay protection device in the prior art, the air cooling mode is mostly adopted to provide a heat dissipation effect for the relay, but the air cooling heat dissipation mode can lead to dust and moisture suspended in external air to enter the relay protection device, so that the relay working environment is poor, and the service life of the relay is short, for example, the relay protection device disclosed in the Chinese patent of publication No. CN208078630U comprises: the electric appliance comprises a rectangular frame and fans, wherein a plurality of fans are rotationally connected to the inner top wall of the rectangular frame, and an electric appliance body is fixedly connected to the inner bottom wall of the rectangular frame.
In this technical scheme, put the electrical apparatus at the rectangle frame and work, reach the purpose of cooling for the electrical apparatus through the rotation of control fan, but such heat dissipation mode can't get rid of moisture in the air for moisture in the air falls on the relay, leads to relay operational environment relatively poor, thereby influences the life of relay.
Disclosure of Invention
The utility model aims to provide a relay protection device which aims to solve the technical problem of relay protection in the prior art.
The utility model provides a relay protection device, comprising:
the relay is fixed on the inner side wall of the box body;
the connecting seat is arranged at the bottom of the box body;
the fan is fixedly connected to the inner wall of the top of the seat;
the connecting ring is rotatably arranged at the bottom of the connecting seat, and a filter screen is arranged on the inner side wall of the connecting ring;
the dust removing component is arranged on the top surface of the filter screen and is used for cleaning dust on the filter screen;
two dehumidification subassembly, two dehumidification subassembly all sets up on the connecting seat lateral wall, dehumidification subassembly includes:
the second air inlet pipe is arranged on the side wall of the connecting seat in a penetrating way, and one side wall of the second air inlet pipe is provided with a mounting hole;
the first air outlet is formed in the other side wall of the second air inlet pipe;
the semiconductor refrigerating piece is arranged in the mounting hole;
the first fins are arranged on the hot end of the semiconductor refrigerating sheet, the side wall of the box body is provided with a heat radiation opening, and each fin penetrates through the heat radiation opening;
the first air inlet pipe is arranged on the side wall of the connecting seat, one end of the first air inlet pipe is positioned below the plurality of first fins, and the other end of the first air inlet pipe is communicated with the connecting seat;
the second fins are obliquely arranged on the cold end of the semiconductor refrigeration piece, and a plurality of notches are formed in the end faces of the second fins;
the two detection assemblies are respectively connected with the two second air inlet pipes and are used for detecting the dropping amount of the condensed water.
Preferably, the dust removing assembly includes:
the hairbrush is fixed at the bottom of the box body and is contacted with the filter screen;
the clutch assembly is arranged at the top of the filter screen and used for controlling transmission between the fan and the filter screen.
Preferably, the clutch assembly includes:
the square tube is fixed at the top of the filter screen;
the electromagnet is fixed on the inner side wall of the square tube;
the connecting block is arranged in the square pipe in a sliding manner;
the two ends of the spring are respectively fixed with the electromagnet and the connecting block;
the rubber block is fixed at the top of the connecting block.
Preferably, the detection assembly includes:
the water collecting tank is arranged on the inner side wall of the second air inlet pipe, and the top end of the water collecting tank is slightly higher than the inner wall of the bottom of the second air inlet pipe;
the guide plate is arranged on the inner side wall of the water collecting tank, and a round hole is formed in the top of the guide plate;
the funnel is arranged in the round hole;
the piezoelectric type rain sensor is arranged inside the water collecting tank, and is located under the funnel, and is connected with the controller through the signal wire and is electrically connected with the switch of the electromagnet.
Preferably, the method comprises the steps of:
the water outlet pipe is arranged at the bottom of the box body and penetrates through the outer wall of the bottom of the box body.
Preferably, the method further comprises:
the second air outlet is formed in the side wall of the box body, and brackets are arranged at four corners of the bottom of the box body.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, through the dust removing assembly, the clutch assembly, the two dehumidification assemblies and the two detection assemblies, when the fan works, external air is blown into the connecting seat and enters the two dehumidification assemblies through the connecting seat, when the air passes through the dehumidification assemblies, moisture in the air is condensed into water drops, the detection assemblies are dripped, the dripping times of the water drops are recorded, when the dripping times of the water drops are more, the detection assemblies control the dust removing assemblies to work through the controller, dust removal is carried out on the filter screen, the surface temperature of the dehumidification assemblies is lower when the dehumidification assemblies work, the air passing through the dehumidification assemblies is converted into low-temperature dry air, the low-temperature dry air enters the box body, a good working environment is created for the relay, and the service life of the relay is prolonged.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic cross-sectional view of the case of the present utility model;
fig. 3 is an exploded view of the semiconductor refrigeration sheet, first fin and second fin of the present utility model;
FIG. 4 is an enlarged schematic view of the structure of FIG. 3A in accordance with the present utility model;
FIG. 5 is a schematic view of an exploded view of the connection base, fan and screen of the present utility model;
FIG. 6 is an enlarged schematic view of the structure of the utility model shown at B in FIG. 5;
fig. 7 is a schematic diagram of the explosive structure of the electromagnet, spring, connecting block and rubber block of the present utility model.
Reference numerals:
1. a case; 2. a second air outlet; 3. a first fin; 4. a first air inlet pipe; 5. a second air inlet pipe; 6. a water collection tank; 7. a connecting seat; 8. a second fin; 9. a water outlet pipe; 10. a first air outlet; 11. a semiconductor refrigeration sheet; 12. a deflector; 13. a funnel; 14. a piezoelectric raindrop sensor; 15. a fan; 16. square tubes; 17. a connecting ring; 18. a brush; 19. an electromagnet; 20. a spring; 21. a connecting block; 22. a rubber block; 23. and a relay.
Detailed Description
The utility model will be further described in detail with reference to the drawings and the detailed description below, in order to further understand the features and technical means of the utility model and the specific objects and functions achieved.
As shown in the following in conjunction with fig. 1 to 7, an embodiment of the present utility model provides a relay protection device, including:
the box body 1, the relay 23 is fixed on the inner side wall of the box body 1;
the connecting seat 7 is arranged at the bottom of the box body 1;
the fan 15 is fixedly connected to the inner wall of the top of the seat 7;
the connecting ring 17 is rotatably arranged at the bottom of the connecting seat 7, and a filter screen is arranged on the inner side wall of the connecting ring 17;
the dust removing component is arranged on the top surface of the filter screen and is used for cleaning dust on the filter screen;
two dehumidification subassemblies, two dehumidification subassemblies all set up on connecting seat 7 lateral wall, and the dehumidification subassembly includes:
the second air inlet pipe 5 is arranged on the side wall of the connecting seat 7 in a penetrating way, and one side wall of the second air inlet pipe 5 is provided with a mounting hole;
the first air outlet 10 is formed in the other side wall of the second air inlet pipe 5;
a semiconductor cooling plate 11, wherein the semiconductor cooling plate 11 is arranged in the mounting hole;
the first fins 3 are arranged on the hot end of the semiconductor refrigerating plate 11, the side wall of the box body 1 is provided with a heat radiation opening, and each fin passes through the heat radiation opening;
the first air inlet pipe 4 is arranged on the side wall of the connecting seat 7, one end of the first air inlet pipe 4 is positioned below the plurality of first fins 3, and the other end of the first air inlet pipe 4 is communicated with the connecting seat 7;
the second fins 8 are obliquely arranged on the cold end of the semiconductor refrigerating sheet 11, and a plurality of notches are formed in the end faces of the second fins 8;
the two detection components are respectively connected with the two second air inlet pipes 5 and are used for detecting the dropping amount of the condensed water.
When the fan 15 works, external air is blown into the connecting seat 7, part of the air enters the second fins 8 at the cold end of the semiconductor refrigerating sheet 11 through the second air inlet pipe 5 to contact, the semiconductor refrigerating sheet 11 is connected, at the moment, the surface temperature of the second fins 8 is lower, so that moisture in the air is condensed into water drops on the surface of the second fins 8, the water drops drop on the detecting component along the surface of the second fins 8 and a plurality of notches formed in the second fins 8 due to the inclined structure of the second fins 8, the number of the water drops is recorded, when the number of the water drops is larger, the working time of the device is longer, the detecting component cooperates with the dust removing component to carry out dust removing operation of a filter screen after a certain number of times, the other part of air blown into the connecting seat 7 is blown into the hot end of the semiconductor refrigerating sheet 11 through the first air inlet pipe 4, the air flows through the plurality of first fins 3, the heat dissipation efficiency of the hot end of the semiconductor refrigerating sheet 11 is increased, the air passing through the second fins 8 is converted into low-temperature dry air, the low-temperature dry air enters the box body 1, and the relay 23 has a good working life for the relay 23.
Further, the dust removal assembly includes:
the brush 18 is fixed at the bottom of the box body 1, and the brush 18 is contacted with the filter screen;
the clutch component is arranged at the top of the filter screen and used for controlling transmission between the fan 15 and the filter screen, and the clutch component is electrically connected with the detection component.
When the output signal of the detection assembly reaches a certain number of times, the clutch assembly enables the fan 15 and the filter screen to form transmission fit, when the fan 15 rotates, the filter screen is driven to rotate, and in the process of rotating the filter screen, the filter screen is automatically cleaned through the fit of the hairbrush 18 fixed at the bottom of the box body 1.
Further, the clutch assembly includes:
the square tube 16 is fixed at the top of the filter screen;
the electromagnet 19, the electromagnet 19 is fixed on the inner side wall of the square tube 16;
a connection block 21, the connection block 21 being slidably disposed within the square tube 16;
the two ends of the spring 20 are respectively fixed with the electromagnet 19 and the connecting block 21;
rubber block 22, rubber block 22 is fixed at the top of connecting block 21.
The clutch assembly works as follows: after the power of the electromagnet 19 is switched on, the electromagnet 19 adsorbs the connecting block 21 to move downwards, the spring 20 is compressed, the connecting block 21 moves downwards to drive the rubber block 22 to move downwards, so that the rubber block 22 and the fan 15 are separated, the filter screen stops rotating at the moment, after the power of the electromagnet 19 is switched off, the connecting block 21 is pushed to move upwards under the action of the spring 20, so that the rubber block 22 and the fan 15 are contacted, and after the rubber block 22 and the fan 15 are contacted, under the action of friction force, the square tube 16 is driven to rotate by the connecting block 21 of the rubber block 22 in the rotating process of the fan 15, so that the filter screen is driven to rotate, and the dust removing work is performed on the filter screen.
Further, the detection assembly includes:
the water collecting tank 6 is arranged on the inner side wall of the second air inlet pipe 5, and the top end of the water collecting tank 6 is slightly higher than the inner wall of the bottom of the second air inlet pipe 5;
the guide plate 12 is arranged on the inner side wall of the water collecting tank 6, and a round hole is formed in the top of the guide plate 12;
the funnel 13 is arranged in the round hole;
the piezoelectric type raindrop sensor 14, the piezoelectric type raindrop sensor 14 is arranged inside the water collecting tank 6, the piezoelectric type raindrop sensor 14 is located under the funnel 13, the piezoelectric type raindrop sensor 14 is connected with the controller through the signal wire, and the controller is electrically connected with the switch of the electromagnet 19.
After the condensed water drops drop from the surface of the second fin 8 which is obliquely arranged and a plurality of notches formed in the second fin 8, the condensed water drops are collected by the guide plate 12 on the water collecting tank 6, continuously drop onto the piezoelectric type rain drop sensor 14 through the funnel 13, the piezoelectric type rain drop sensor 14 generates a signal every time the water drops drop once, the more the dropping times, the more the signals generated by the piezoelectric type rain drop sensor 14, the more dust on the filter screen, and when a certain value is reached, the controller is switched on to switch on the electromagnet 19 to control the dust removing component to work.
Further, the method comprises the steps of:
the water outlet pipe 9, the water outlet pipe 9 sets up in box 1 bottom, and the water outlet pipe 9 runs through box 1 bottom outer wall.
The water drops recorded by the piezoelectric type raindrop sensor 14 are discharged out of the box body 1 through the water outlet pipe 9.
Further, the method further comprises the following steps:
the second air outlet 2 has been seted up to box 1 lateral wall, and box 1 bottom four corners department all is provided with the support.
After the low-temperature dry gas enters the box body 1, the low-temperature dry gas is output through the second air outlet 2, so that low-temperature dry gas flow is generated in the box body 1, the relay 23 works in a low-temperature dry environment, and the service life of the relay 23 is prolonged.
Claims (7)
1. A relay protection device, comprising:
the relay device comprises a box body (1), wherein a relay (23) is fixed on the inner side wall of the box body (1);
the connecting seat (7), the said connecting seat (7) is set up in the bottom of the box (1);
the fan (15) is arranged on the inner wall of the top of the connecting seat (7);
the connecting ring (17) is rotatably arranged at the bottom of the connecting seat (7), and a filter screen is arranged on the inner side wall of the connecting ring (17);
the dust removing component is arranged at the bottom of the box body (1) and is used for cleaning dust on the filter screen;
the two dehumidification assemblies are arranged on the side wall of the connecting seat (7);
wherein, the dehumidification assembly includes:
the second air inlet pipe (5) is arranged on the side wall of the connecting seat (7) in a penetrating way, and one side wall of the second air inlet pipe (5) is provided with a mounting hole;
the first air outlet (10) is formed in the other side wall of the second air inlet pipe (5);
a semiconductor refrigerating plate (11), wherein the semiconductor refrigerating plate (11) is arranged in the mounting hole;
the first fins (3) are arranged on the hot end of the semiconductor refrigerating sheet (11), the side wall of the box body (1) is provided with a heat dissipation opening, and each fin penetrates through the heat dissipation opening;
the second fins (8) are obliquely arranged on the cold ends of the semiconductor refrigerating sheets (11), and a plurality of notches are formed in the end faces of the second fins (8);
the two detection assemblies are respectively connected with the two second air inlet pipes (5), the detection assemblies are used for detecting the dropping amount of condensed water, and the detection assemblies are electrically connected with the dust removal assembly.
2. The relay protection arrangement of claim 1, wherein the dust removal assembly comprises:
the brush (18) is fixed at the bottom of the box body (1), and the brush (18) is contacted with the filter screen;
and the clutch assembly is arranged at the top of the filter screen and is used for controlling transmission between the fan (15) and the filter screen.
3. The relay protection arrangement of claim 2, wherein the clutch assembly comprises:
the square tube (16) is fixed at the top of the filter screen;
the electromagnet (19) is fixed on the inner side wall of the square tube (16);
the connecting block (21), the said connecting block (21) is slipped and set up in the square tube (16);
the two ends of the spring (20) are respectively fixed with the electromagnet (19) and the connecting block (21);
the rubber block (22), the rubber block (22) is fixed at the top of the connecting block (21).
4. A relay protection arrangement according to claim 3, wherein the detection assembly comprises:
the water collecting tank (6) is arranged on the inner side wall of the second air inlet pipe (5), and the top end of the water collecting tank (6) is slightly higher than the inner wall of the bottom of the second air inlet pipe (5);
the guide plate (12) is arranged on the inner side wall of the water collecting tank (6), and a round hole is formed in the top of the guide plate (12);
the funnel (13) is arranged in the round hole;
the piezoelectric type rain sensor (14), the piezoelectric type rain sensor (14) is arranged inside the water collecting tank (6), the piezoelectric type rain sensor (14) is located under the funnel (13), the piezoelectric type rain sensor (14) is connected with the controller through the signal wire, and the controller is electrically connected with the switch of the electromagnet (19).
5. The relay protection device according to claim 1, further comprising:
the first air inlet pipe (4), first air inlet pipe (4) set up on connecting seat (7) lateral wall, and first air inlet pipe (4) one end is in a plurality of first fin (3) below, first air inlet pipe (4) other end and connecting seat (7) are linked together.
6. A relay protection arrangement according to claim 1, comprising:
the water outlet pipe (9), the water outlet pipe (9) is arranged at the bottom of the box body (1), and the water outlet pipe (9) penetrates through the outer wall of the bottom of the box body (1).
7. The relay protection device according to claim 1, further comprising:
the side wall of the box body (1) is provided with a second air outlet (2), and four corners of the bottom of the box body (1) are provided with brackets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321080949.8U CN219832516U (en) | 2023-05-08 | 2023-05-08 | Relay protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321080949.8U CN219832516U (en) | 2023-05-08 | 2023-05-08 | Relay protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219832516U true CN219832516U (en) | 2023-10-13 |
Family
ID=88281460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321080949.8U Active CN219832516U (en) | 2023-05-08 | 2023-05-08 | Relay protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219832516U (en) |
-
2023
- 2023-05-08 CN CN202321080949.8U patent/CN219832516U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |