CN217333949U - Power relay protection device - Google Patents
Power relay protection device Download PDFInfo
- Publication number
- CN217333949U CN217333949U CN202121893169.6U CN202121893169U CN217333949U CN 217333949 U CN217333949 U CN 217333949U CN 202121893169 U CN202121893169 U CN 202121893169U CN 217333949 U CN217333949 U CN 217333949U
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- China
- Prior art keywords
- fixedly connected
- main part
- protection device
- fan
- power relay
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- 239000000428 dust Substances 0.000 claims description 4
- 238000009423 ventilation Methods 0.000 claims description 4
- 230000002349 favourable effect Effects 0.000 abstract description 3
- 241000883990 Flabellum Species 0.000 abstract 2
- 230000007547 defect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses an electric power relay protection device, comprising a main body, the interior top fixedly connected with connecting piece of main part, the interior top fixedly connected with fan of main part is kept away from to the connecting piece, the fan includes motor, flabellum, the inside at the fan is fixed to the motor, the output at the motor is fixed to the flabellum, the inside fixedly connected with fixed plate of main part, be provided with positioning mechanism between the fixed plate, be provided with the relay body between the fixed plate, the interior top of main part just is located fixedly connected with temperature sensor between the fan, the interior bottom fixedly connected with humidity transducer of main part, positioning mechanism includes mounting, connecting rod, stopper, spacing tooth. The utility model discloses, the device simple structure is reasonable, can solve the not enough of prior art well, improves relay dismouting complex operation's problem effectively, is favorable to improving the dismouting efficiency of relay.
Description
Technical Field
The utility model relates to a circuit element protection equipment technical field especially relates to electric power relay protection device.
Background
The relay is an electric control device, when the change of input quantity (exciting quantity) reaches the specified requirement, it has the interaction relation between control system (also called input loop) and controlled system (also called output loop), usually applied in automatic control circuit, it is an "automatic switch" which actually uses small current to control large current operation, so that it can play the role of automatic regulation, safety protection, switching circuit, etc. in the circuit, in order to prevent the relay from being damaged in use, it provides a power relay protection device.
The power relay protection device in the prior art has some defects, for example, the existing relay is fixed in the protection device by screws, so that the installation and the disassembly are complicated, and the shock absorption and heat dissipation performance are poor, so that the prior art is improved necessarily.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a power relay protection device.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the power relay protection device comprises a main body, wherein a connecting piece is fixedly connected to the inner top of the main body, a fan is fixedly connected to the inner top, far away from the main body, of the connecting piece, the fan comprises a motor and fan blades, the motor is fixed inside the fan, and the fan blades are fixed to the output end of the motor;
the inside fixedly connected with fixed plate of main part, be provided with positioning mechanism between the fixed plate, be provided with the relay body between the fixed plate.
As a further description of the above technical solution:
the interior top of main part just is located fixedly connected with temperature sensor between the fan, the interior bottom fixedly connected with humidity transducer of main part.
As a further description of the above technical solution:
the positioning mechanism comprises a fixing piece, a connecting rod, a limiting block and limiting teeth, the fixing piece is fixedly connected to the surface of the relay body, the connecting rod is fixedly connected to the surface of the fixing piece, the limiting block is fixedly connected to one end of the connecting rod, and the limiting teeth are fixedly connected to the surface of the fixing plate.
As a further description of the above technical solution:
the fixing pieces are located at the top and bottom edges of the surface of the relay body, and the connecting rod is arranged obliquely downwards.
As a further description of the above technical solution:
the limiting blocks and the limiting teeth are triangular in shape and are connected in a matched mode.
As a further description of the above technical solution:
the vent has all been seted up to the lateral wall just be close to top edge about the main part, the inside fixedly connected with dust screen of vent.
As a further description of the above technical solution:
the front of main part has the apron through the screw connection, the front of apron just is close to upper left corner edge fixedly connected with display panel, the front of apron just is located display panel's right side fixedly connected with pilot lamp, the quantity of pilot lamp is a plurality of.
As a further description of the above technical solution:
the bottom fixedly connected with base of main part, the interior top of main part just is located temperature sensor's left side fixedly connected with singlechip, the right side wall of main part just is close to bottom edge and has seted up the wire hole.
The utility model discloses following beneficial effect has:
1. compared with the prior art, the power relay protection device has a simple and reasonable structure, can well overcome the defects of the prior art, effectively solves the problem of complex operation of the disassembly and assembly of the relay, and is favorable for improving the disassembly and assembly efficiency of the relay.
2. Compared with the prior art, the power relay protection device can effectively accelerate the air flow speed by arranging the fan, and is favorable for improving the heat dissipation efficiency.
3. Compared with the prior art, this electric power relay protection device through the unsettled setting that supports through the connecting rod with the relay, can increase relay heat radiating area effectively, has good damping performance simultaneously.
Drawings
Fig. 1 is a perspective view of an external structure of a power relay protection device provided by the present invention;
fig. 2 is an elevation view of an internal structure of the power relay protection device provided by the present invention;
fig. 3 is an elevation view of an external structure of the power relay protection device according to the present invention;
fig. 4 is an enlarged view of a in fig. 2 according to the present invention.
Illustration of the drawings:
1. a main body; 2. a base; 3. a vent; 4. a dust screen; 5. a fixing plate; 6. a limit tooth; 7. a relay body; 8. a connecting member; 9. a fan; 10. a single chip microcomputer; 11. a temperature sensor; 12. a humidity sensor; 13. a wire outlet hole; 14. a display panel; 15. an indicator light; 16. a cover plate; 17. a fixing member; 18. a connecting rod; 19. and a limiting block.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but 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 thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.
Referring to fig. 1-4, the utility model provides a power relay protection device: comprises a main body 1, a connecting piece 8 is fixedly connected with the inner top of the main body 1, a fan 9 is fixedly connected with the inner top of the connecting piece 8 far away from the main body 1, the fan 9 comprises a motor and fan blades, the motor is fixed in the fan 9, the fan blades are fixed at the output end of the motor, a temperature sensor 11 is fixedly connected with the inner top of the main body 1 and positioned between the fan 9, a humidity sensor 12 is fixedly connected with the inner bottom of the main body 1, the fan 9 is used for generating air flow, the air flow in the main body 1 is accelerated, the heat generated by the relay body 7 is radiated out through the ventilation opening 3, and by detecting the internal temperature change using the temperature sensor 12, damage to the electronic components due to excessive temperature is prevented, meanwhile, the humidity sensor is used for detecting the internal humidity, so that the problem that the electronic elements are corroded due to the fact that the internal humidity of the main body 1 is too high can be effectively solved;
the fixing plate 5 is fixedly connected inside the main body 1, the positioning mechanism is arranged between the fixing plates 5, the relay body 7 is arranged between the fixing plates 5, the positioning mechanism comprises a fixing piece 17, a connecting rod 18, a limiting block 19 and limiting teeth 6, the fixing piece 17 is fixedly connected on the surface of the relay body 7, the connecting rod 18 is fixedly connected on the surface of the fixing piece 17, the limiting block 19 is fixedly connected at one end of the connecting rod 18, the limiting teeth 6 are fixedly connected on the surface fixing piece 17 of the fixing plate 5 and are positioned at the top and bottom edges of the surface of the relay body 7, the connecting rod 18 is obliquely and downwards arranged, the limiting block 19 and the limiting teeth 6 are both triangular, the limiting block 19 is connected with the limiting teeth 6 in a matching manner, the relay body 7 fixed with the fixing piece 17 is put in from the lower part of the fixing plate 5 and then moves upwards, so that the limiting block 19 is limited with the limiting teeth 6, and then fix a position relay body 7, when needs dismantle, only need continue upwards to stimulate relay body 7, make stopper 19 break away from spacing tooth 6 scope and can take off relay body 7, connecting rod 18 is elastic.
The vent 3 has all been seted up to lateral wall and being close to top edge about main part 1, and the inside fixedly connected with dust screen 4 of vent 3 plays the dustproof effect of conveniently ventilating.
The front of main part 1 has apron 16 through screwed connection, and the front of apron 16 just is close to upper left corner edge fixedly connected with display panel 14, and the front of apron 16 just is located display panel 14's right side fixedly connected with pilot lamp 15, and the quantity of pilot lamp 15 is a plurality of, plays the effect that conveniently shows temperature and humidity data, display device's operating condition simultaneously.
The bottom fixedly connected with base 2 of main part 1, the interior top of main part 1 and the left side fixedly connected with singlechip 10 that is located temperature sensor 11, the right side wall of main part 1 and be close to bottom edge and seted up wire hole 13, play the effect that the convenience device used.
The working principle is as follows: during the use, produce the air current through using fan 9, accelerate the inside air flow of main part 1, distribute away the heat that relay body 7 produced through vent 3, and detect inside temperature variation through using temperature sensor 12, prevent that the high temperature from causing the damage to electronic component, detect inside humidity through using humidity transducer simultaneously, can prevent main part 1's inside humidity too big effectively, cause the problem of corruption to electronic component, put into from the below of fixed plate 5 through relay body 7 that will be fixed with mounting 17, rebound again, make spacing between stopper 19 and spacing tooth 6, and then fix a position relay body 7, when needs are dismantled, only need continue upwards to stimulate relay body 7, make stopper 19 break away from spacing tooth 6 scope and can take off relay body 7.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (8)
1. Electric power relay protection device, including main part (1), its characterized in that: the inner top of the main body (1) is fixedly connected with a connecting piece (8), the inner top, far away from the main body (1), of the connecting piece (8) is fixedly connected with a fan (9), the fan (9) comprises a motor and fan blades, the motor is fixed inside the fan (9), and the fan blades are fixed at the output end of the motor;
the inside fixedly connected with fixed plate (5) of main part (1), be provided with positioning mechanism between fixed plate (5), be provided with relay body (7) between fixed plate (5).
2. The power relay protection device according to claim 1, characterized in that: the interior top of main part (1) just is located fixedly connected with temperature sensor (11) between fan (9), the interior bottom fixedly connected with humidity transducer (12) of main part (1).
3. The power relay protection device according to claim 1, characterized in that: positioning mechanism includes mounting (17), connecting rod (18), stopper (19), spacing tooth (6), mounting (17) fixed connection is on the surface of relay body (7), connecting rod (18) fixed connection is on the surface of mounting (17), stopper (19) fixed connection is in the one end of connecting rod (18), spacing tooth (6) fixed connection is on the surface of fixed plate (5).
4. The power relay protection device according to claim 3, characterized in that: the fixing pieces (17) are located at the top edge and the bottom edge of the surface of the relay body (7), and the connecting rods (18) are obliquely arranged downwards.
5. The power relay protection device according to claim 3, wherein: the limiting blocks (19) and the limiting teeth (6) are triangular in shape, and the limiting blocks (19) are connected with the limiting teeth (6) in a matched mode.
6. The power relay protection device according to claim 1, wherein: the utility model discloses a ventilation opening, including main part (1), lateral wall and the inside fixedly connected with dust screen (4) of ventilation opening (3), ventilation opening (3) have all been seted up to the lateral wall and be close to top edge about main part (1).
7. The power relay protection device according to claim 1, wherein: the front of main part (1) has apron (16) through the screw connection, the front of apron (16) just is close to upper left corner edge fixedly connected with display panel (14), the front of apron (16) just is located right side fixedly connected with pilot lamp (15) of display panel (14), the quantity of pilot lamp (15) is a plurality of.
8. The power relay protection device according to claim 1, wherein: the bottom fixedly connected with base (2) of main part (1), the interior top of main part (1) just is located left side fixedly connected with singlechip (10) of temperature sensor (11), wire hole (13) have been seted up just to be close to bottom edge to the right side wall of main part (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121893169.6U CN217333949U (en) | 2021-08-13 | 2021-08-13 | Power relay protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121893169.6U CN217333949U (en) | 2021-08-13 | 2021-08-13 | Power relay protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217333949U true CN217333949U (en) | 2022-08-30 |
Family
ID=82945459
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121893169.6U Active CN217333949U (en) | 2021-08-13 | 2021-08-13 | Power relay protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217333949U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115832901A (en) * | 2022-12-02 | 2023-03-21 | 山东华控自动化设备有限公司 | Electric control cabinet with noise reduction function |
-
2021
- 2021-08-13 CN CN202121893169.6U patent/CN217333949U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115832901A (en) * | 2022-12-02 | 2023-03-21 | 山东华控自动化设备有限公司 | Electric control cabinet with noise reduction function |
| CN115832901B (en) * | 2022-12-02 | 2024-03-29 | 山东华控自动化设备有限公司 | Electric control cabinet with noise reduction function |
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