CN219957832U - Electric power regulator with electric leakage detection function - Google Patents
Electric power regulator with electric leakage detection function Download PDFInfo
- Publication number
- CN219957832U CN219957832U CN202321354510.XU CN202321354510U CN219957832U CN 219957832 U CN219957832 U CN 219957832U CN 202321354510 U CN202321354510 U CN 202321354510U CN 219957832 U CN219957832 U CN 219957832U
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- Prior art keywords
- power regulator
- radiating
- seat
- electric power
- heat dissipation
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- 238000001514 detection method Methods 0.000 title claims abstract description 36
- 230000017525 heat dissipation Effects 0.000 claims abstract description 51
- 230000005855 radiation Effects 0.000 claims description 17
- 238000007790 scraping Methods 0.000 claims description 12
- 238000004891 communication Methods 0.000 claims description 4
- 238000007664 blowing Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000001816 cooling Methods 0.000 description 14
- 239000000428 dust Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000191 radiation effect Effects 0.000 description 1
Landscapes
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses a power regulator with a leakage detection function, which relates to the technical field of power devices and comprises a power regulator main body, wherein the power regulator main body comprises a base and a body, a heat dissipation seat is fixed on the base, the body is fixed on the heat dissipation seat, a main loop output terminal and a main loop input terminal for accessing a circuit are respectively arranged at two ends of the body, a control wiring and a detection wiring terminal are further arranged at one side of the body provided with the main loop output terminal, a detection signal wire which is a closed loop is arranged on the control wiring and the detection wiring terminal, a zero sequence current transformer for detecting a circuit leakage signal connected with the main loop output terminal and the main loop input terminal is arranged in the middle of the detection signal wire, and a leakage signal acquisition circuit and an alarm device are arranged in the body. The utility model has reasonable structure, can control and stop the output of the main body of the electric power regulator and send out an alarm when the electric leakage condition occurs, so as to avoid larger loss.
Description
Technical Field
The utility model relates to the technical field of power devices, in particular to a power regulator with a leakage detection function.
Background
At present, when aiming at roller kilns, box-type furnaces, tube-type furnaces and other furnace bodies, a heating power regulator of the heating power regulator is in load heating deformation or other unpredictable situations, the conditions of load contact or short circuit with furnace walls can occur, so that the conditions of load burning or furnace wall burning-through and the like are caused, and if the conditions cannot be detected in time, larger economic loss and even potential safety hazards can be caused, and the heat dissipation mechanism of the traditional power regulator has a single structure, is used in a heat conduction heat dissipation seat, is easy to accumulate dust when not used, influences the heat conduction heat dissipation effect, and needs to be further optimized.
Therefore, the utility model provides a power regulator with a leakage detection function to solve the technical problems.
Disclosure of Invention
The utility model aims to provide a power regulator with a leakage detection function, which can control to stop the output of a power regulator main body and give an alarm when a leakage condition occurs so as to avoid larger loss.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a possess electric power regulator of electric leakage detection function, includes the electric power regulator main part, the electric power regulator main part includes base and body, be fixed with the heat dissipation seat on the base, the body is fixed in on the heat dissipation seat, just the both ends of body are equipped with main circuit output terminal and main circuit input terminal that are used for the access circuit respectively, the body is equipped with one side of main circuit output terminal still is provided with control wiring and detection binding post, be equipped with the detection signal line that is closed loop on control wiring and the detection binding post, the mid-mounting of detection signal line has the zero sequence current transformer that is used for detecting main circuit output terminal with main circuit input terminal connects circuit electric leakage signal, just the inside of body is equipped with electric leakage signal acquisition circuit and alarm device;
the cooling device comprises a cooling seat, a cooling fan, a plurality of cooling plates, thin-wall scrapers, a connecting rod, a movable cylinder, a reciprocating screw rod, a connecting rod and a motor, wherein the cooling fan is fixed at one end of the cooling seat and blows towards the cooling fan, the cooling seat is internally provided with the plurality of cooling plates, a cooling cavity is reserved between the cooling plates, the cooling cavity is internally provided with the thin-wall scrapers, the bottoms of the thin-wall scrapers are jointly connected with the connecting rod, the movable cylinder is fixed on the thin-wall scrapers corresponding to the shaft of the cooling fan, and the shaft of the cooling fan is provided with the reciprocating screw rod with threads penetrating through the movable cylinder.
As a further preferable scheme, the middle part of the upper end face of the body is provided with a display screen and a control panel, one end of the upper end face of the body is provided with a plurality of status indicator lamps, and the other end of the upper end face of the body is provided with an external display and communication interface.
As a further preferable scheme, a speed reducing component is arranged between the heat radiation fan and the reciprocating screw rod.
As a further preferable scheme, the outer edge surface of the heat dissipation seat is densely provided with strip-shaped grooves for increasing the heat dissipation area, and the two sides of the heat dissipation plate are densely provided with a plurality of heat dissipation edges for increasing the heat dissipation area.
As a further preferable scheme, the top of the heat radiation plate is fixed on the inner top wall of the heat radiation seat, and a gap for the connecting rod to move is reserved between the bottom of the heat radiation plate and the inner bottom wall of the heat radiation seat.
As a further preferable scheme, the thin-wall scraping plate is of a scraping plate structure which is matched with the side face of the heat dissipation seat and is tightly attached to the side face of the heat dissipation seat.
As a further preferable scheme, one end of the heat radiating seat, which is far away from the heat radiating fan, is provided with an opening, a mounting plate is fixed at the opening, and one end of the reciprocating screw, which is far away from the heat radiating fan, is rotatably mounted on the mounting plate.
In summary, the utility model has the technical effects and advantages that:
1. the utility model can detect the load leakage signal in real time by connecting the zero sequence current transformer, and can control to stop the output of the power regulator main body and send out an alarm when the leakage condition occurs, so as to avoid larger loss.
2. The utility model benefits from the cooperation of the heat dissipation seat, the heat dissipation fan, the reciprocating screw rod, the movable cylinder and the thin-wall scraping plate, and can drive the thin-wall scraping plate to slide in the heat dissipation seat in the process of blowing towards the heat dissipation seat through the heat dissipation fan so as to scrape dust in the heat dissipation seat, thereby avoiding the influence of dust accumulation on the inner wall of the heat dissipation seat.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the present utility model for performing leakage detection;
FIG. 2 is a schematic diagram of the structure of the present utility model;
FIG. 3 is a schematic view of the structure of the base 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 diagram of an internal structure of the heat sink according to the present utility model.
In the figure: 1. a power regulator body; 2. a detection signal line; 3. a zero sequence current transformer; 4. a load resistor; 5. the furnace body shell is grounded; 6. a base; 7. a body; 701. status indicator lights; 702. a display screen; 703. a control panel; 704. an external display and communication interface; 705. control wiring and detection wiring terminals; 706. a main loop output terminal; 707. a main loop input terminal; 8. a heat dissipation seat; 801. a heat dissipation plate; 802. radiating ribs; 803. a mounting plate; 9. a heat radiation fan; 10. a reciprocating screw; 11. a movable cylinder; 12. a thin-wall scraper; 13. and a connecting rod.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples: referring to fig. 1 and 2, an electric power regulator with a leakage detection function includes an electric power regulator main body 1, the electric power regulator main body 1 includes a base 6 and a body 7, a heat dissipation seat 8 is fixed on the base 6, the body 7 is fixed on the heat dissipation seat 8, two ends of the body 7 are respectively provided with a main loop output terminal 706 and a main loop input terminal 707 for accessing a circuit, one side of the body 7 provided with the main loop output terminal 706 is further provided with a control wiring and a detection wiring terminal 705, the control wiring and the detection wiring terminal 705 are provided with a detection signal wire 2 which is a closed loop, a zero sequence current transformer 3 for detecting the leakage signal of the circuit connected with the main loop input terminal 707 is installed in the middle of the detection signal wire 2, in specific implementation, an acquisition circuit is further provided in the body 7, and a threshold value is provided, the threshold value end controls the output of the main loop output terminal 706, and a buzzer and other alarm devices are further connected, wherein the acquisition circuit is used for acquiring the size of the leakage signal, and the method is omitted in the prior art.
When the load resistor 4 is short-circuited to the furnace body shell grounding point 5, the leakage current to the ground as in the background art can occur, at this time, the power regulator body 1 detects the magnitude of the leakage signal through the zero sequence current transformer 3 connected with the detection signal line 2, and transmits the leakage signal into the power regulator body 1 through the detection signal line 2, the power regulator body 1 collects and calculates the magnitude of the leakage current through the internal collection circuit, and when the leakage current is detected to be greater than the set current, the output of the power regulator body 1 is stopped and the alarm is given.
In addition, a display 702 and a control panel 703 are installed in the middle of the upper end surface of the body 7, and a plurality of status indicator lamps 701 are installed at one end of the upper end surface of the body 7, and an external display and communication interface 704 is provided at the other end.
Referring to fig. 2, 3, 4 and 5, one end of the heat dissipation seat 8 is fixed with a heat dissipation fan 9 blowing air towards the inside thereof, a plurality of heat dissipation plates 801 are arranged in the heat dissipation seat 8, a heat dissipation cavity is reserved between the plurality of heat dissipation plates 801, and concretely, a strip-shaped groove for increasing the heat dissipation area is densely distributed on the outer edge surface of the heat dissipation seat 8, and a plurality of heat dissipation ribs 802 for increasing the heat dissipation area are densely distributed on two sides of the heat dissipation plate 801, so that the heat dissipation effect can be improved.
The heat dissipation cavities are provided with thin-wall scraping plates 12, and the thin-wall scraping plates 12 are of irregular scraping plate structures matched with the side surfaces of the heat dissipation seats 8 and are tightly attached to the side surfaces of the heat dissipation seats 8. The bottoms of the thin-wall scraping plates 12 are commonly connected with a connecting rod 13, a movable cylinder 11 is fixed on the thin-wall scraping plates 12 corresponding to the shaft of the heat radiation fan 9, and a reciprocating screw rod 10 penetrating through the movable cylinder 11 in a threaded manner is arranged on the shaft of the heat radiation fan 9, so that the reciprocating screw rod 10 can be driven to rotate when the heat radiation fan 9 radiates heat, the thin-wall scraping plates 12 and the connecting rod 13 are driven to slide in the heat radiation seat 8, dust on the inner wall of the heat radiation seat 8 and the surface of the heat radiation plate 801 can be scraped, and the heat radiation effect can be further ensured. During the implementation, be equipped with the speed reducing part between heat dissipation fan 9 and the reciprocating screw 10, the speed reducing part is current turbine, worm or reducing gear's mechanism, can avoid the rotational speed of reciprocating screw 10 too fast and influence the use, just heat dissipation seat 8 keep away from the one end of heat dissipation fan 9 is equipped with the opening, and the opening part is fixed with mounting panel 803 for reciprocating screw 10 keep away from the one end of heat dissipation fan 9 can rotate install in on the mounting panel 803.
Meanwhile, the top of the heat dissipation plate 801 is fixed to the inner top wall of the heat dissipation seat 8, and a gap for the connecting rod 13 to move is reserved between the bottom of the heat dissipation plate 801 and the inner bottom wall of the heat dissipation seat 8.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (7)
1. The utility model provides a possess electric power regulator of electric leakage detection function, includes electric power regulator main part (1), its characterized in that: the electric power regulator main body (1) comprises a base (6) and a body (7), a heat dissipation seat (8) is fixed on the base (6), the body (7) is fixed on the heat dissipation seat (8), a main loop output terminal (706) and a main loop input terminal (707) for accessing a circuit are respectively arranged at two ends of the body (7), a control wiring and a detection wiring terminal (705) are further arranged at one side of the body (7) provided with the main loop output terminal (706), a detection signal wire (2) which is a closed loop is arranged on the control wiring and the detection wiring terminal (705), a current transformer (3) for detecting a zero sequence signal of a circuit connected with the main loop output terminal (706) and the main loop input terminal (707) is arranged in the middle of the detection signal wire (2), and a leakage signal acquisition circuit and an alarm device are arranged in the body (7);
one end of the radiating seat (8) is fixedly provided with a radiating fan (9) blowing towards the inside of the radiating seat, a plurality of radiating plates (801) are arranged in the radiating seat (8), a radiating cavity is reserved among the radiating plates (801), thin-wall scrapers (12) are arranged in the radiating cavity, the bottoms of the thin-wall scrapers (12) are connected with a connecting rod (13) together, a movable cylinder (11) is fixed on the thin-wall scrapers (12) corresponding to the shaft of the radiating fan (9), and a reciprocating screw (10) penetrating through the movable cylinder (11) through threads is arranged on the shaft of the radiating fan (9).
2. The electric power regulator with a leakage detection function according to claim 1, wherein: the display screen (702) and the control panel (703) are installed in the middle of the upper end face of the body (7), a plurality of status indicator lamps (701) are installed at one end of the upper end face of the body (7), and an external display and communication interface (704) is arranged at the other end of the upper end face of the body.
3. The electric power regulator with a leakage detection function according to claim 1, wherein: a speed reducing component is arranged between the heat radiation fan (9) and the reciprocating screw rod (10).
4. The electric power regulator with a leakage detection function according to claim 1, wherein: the outer edge surface of the radiating seat (8) is densely provided with strip-shaped grooves for increasing the radiating area, and two sides of the radiating plate (801) are densely provided with a plurality of radiating ribs (802) for increasing the radiating area.
5. The electric power regulator with a leakage detection function according to claim 4, wherein: the top of the heat radiation plate (801) is fixed on the inner top wall of the heat radiation seat (8), and a gap for the connecting rod (13) to move is reserved between the bottom of the heat radiation plate (801) and the inner bottom wall of the heat radiation seat (8).
6. The electric power regulator with a leakage detection function according to claim 4, wherein: the thin-wall scraping plate (12) is of a scraping plate structure which is matched with the side face of the radiating seat (8), and is tightly attached to the side face of the radiating seat (8).
7. The electric power regulator with a leakage detection function according to claim 1, wherein: the one end that heat dissipation seat (8) kept away from radiator fan (9) is equipped with the opening, and the opening part is fixed with mounting panel (803), just reciprocating screw (10) keep away from the one end rotation of radiator fan (9) install in on mounting panel (803).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321354510.XU CN219957832U (en) | 2023-05-31 | 2023-05-31 | Electric power regulator with electric leakage detection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321354510.XU CN219957832U (en) | 2023-05-31 | 2023-05-31 | Electric power regulator with electric leakage detection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219957832U true CN219957832U (en) | 2023-11-03 |
Family
ID=88553984
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321354510.XU Active CN219957832U (en) | 2023-05-31 | 2023-05-31 | Electric power regulator with electric leakage detection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219957832U (en) |
-
2023
- 2023-05-31 CN CN202321354510.XU patent/CN219957832U/en active Active
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