CN212111617U - Portable direct current fills electric pile detection device - Google Patents
Portable direct current fills electric pile detection device Download PDFInfo
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- CN212111617U CN212111617U CN201922435725.4U CN201922435725U CN212111617U CN 212111617 U CN212111617 U CN 212111617U CN 201922435725 U CN201922435725 U CN 201922435725U CN 212111617 U CN212111617 U CN 212111617U
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- charging pile
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- detection device
- power supply
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Abstract
The utility model provides a portable direct current charging pile detection device, which comprises a power supply junction box, a power supply box and a heating box; the utility model discloses a solar energy power supply box, including power supply box, cooling blower, radiating component, PTC heater, DC charging pile, PTC heater, cooling blower, PTC heater, cooling blower, PTC heater, DC charging pile, and PTC heater, cooling blower's power end is connected to the top of power supply box, the below of power supply box, the power end. The utility model discloses can be used in direct current fills electric pile, stability can be good, and inside radiating effect is good, and is small, convenient to detach, easily carry.
Description
Technical Field
The utility model relates to a fill electric pile and detect technical field, in particular to portable direct current fills electric pile detection device.
Background
At present, the original detection mode for charging piles is a mode of heating water by electric heating. Whether continuous stable release electric energy when detecting to fill electric pile through lasting power consumptive heating water boiling lasts work. Has the following disadvantages: 1) human body injury is easy to occur after the water is heated; 2) the power is small, the time is long, and the required detection time is long. 3) Large volume, heavy weight, being unable to be disassembled and inconvenient to carry. 4) The detection can be carried out only in the alternating current charging pile, and the detection cannot be carried out in the direct current charging pile.
SUMMERY OF THE UTILITY MODEL
The purpose of the present invention is to solve at least one of the technical drawbacks.
Therefore, an object of the utility model is to provide a lightweight direct current fills electric pile detection device can be used in the direct current fills electric pile, and stability can be good, and inside radiating effect is good, and is small, convenient to detach, easily carry.
In order to achieve the purpose, the utility model provides a portable direct current charging pile detection device, which comprises a power supply junction box, a power supply box and a heating box; a power supply junction box is arranged above the power supply box, a plurality of heating boxes are arranged below the power supply box, the power supply box is connected with each heating box, a PTC heater, a cooling fan and a heat dissipation assembly are arranged in each heating box, the cooling fan and the heat dissipation assembly are combined and installed together, and the PTC heater is arranged at the rear part of each heating box; the power box comprises an inverter circuit and a circuit breaker, the input end of the inverter circuit is connected with the direct-current charging pile through a plug in a power junction box, the output end of the inverter circuit outputs three-phase alternating current, and the three-phase alternating current is connected with a PTC heater and a power end of a cooling fan in the heating box through the circuit breaker.
In any of the above schemes, preferably, the inverter circuit includes a power module, the power module is composed of 3 power semiconductor device modules connected in parallel, two ends of each power semiconductor device module are respectively connected to the positive and negative poles of the direct current, each power semiconductor device module is composed of 2 power semiconductor devices connected in series, and the series end of each 2 power semiconductor devices connected in series is one-phase output of the three-phase alternating current.
In any of the above schemes, preferably, the inverter circuit further includes three sets of voltage stabilizing circuits, each phase output of the power module output is connected to one set of voltage stabilizing circuit, and the voltage stabilizing circuit is composed of a resistor, a capacitor and an inductor which are sequentially connected in series.
In any of the above schemes, preferably, the heat dissipation assembly is cylindrical, and the inside of the cylinder is hollow, and a plurality of heat dissipation fins are distributed outside the cylinder.
In any of the above schemes, preferably, the air outlet of the cooling fan is arranged in the hollow part of the cylinder.
In any of the above schemes, preferably, the cooling fan includes a motor, a rotating shaft, and rotating blades, the motor is connected to the rotating shaft, and the rotating shaft is provided with a plurality of sets of rotating blades from top to bottom.
In any of the above solutions, preferably, a part of the front surface of the heating box and a part of the side surface adjacent to the front surface of the heating box are hollow, and a protective cover is arranged in the hollow.
In any of the above embodiments, it is preferable that the number of the heating boxes is 2, and the heating boxes are independent of each other.
In any of the above aspects, preferably, the PTC heater is an air duct type PTC heater.
In any of the above aspects, preferably, the power supply box and the heating box are connected in a pluggable manner.
The utility model discloses a lightweight direct current fills electric pile detection device has following beneficial effect:
1. compared with the prior detection of the charging pile by heating water through electric heating, the utility model adopts the PTC heater, has large power, short time consumption, quick detection and higher safety performance; the utility model discloses a vertical design, and each part quantity is less, is favorable to reducing volume, convenient to carry.
2. The utility model discloses a PTC heater and cooling blower complex mode accomplish the detection that charges. Whether last stable release electric energy when filling electric pile is detected through lasting power consumptive, continuous work, its rate of heating is fast, easily detects, and small, convenient to carry.
3. The utility model discloses for the convenience of heat dissipation, radiator unit is cylindricly, and the inside cavity of cylinder, a plurality of fin of cylinder outside distribution. The air outlet of the cooling fan is arranged in the hollow part of the cylinder.
4. The utility model discloses a three voltage stabilizing circuit's of dc-to-ac converter collocation design, the direct current that will fill in the electric pile converts the alternating current into the back output heating cabinet, has solved original detection device and can only be applied to alternating-current charging stake's technical problem, just the utility model discloses an electric energy output stability can be good, can ensure the normal power supply of PTC heater.
5. The utility model discloses a strengthen the heat dissipation, the partly positive rather than adjacent partly side cavity of heating cabinet, for dustproof, then should well kenozooecium be equipped with the protection casing.
6. The utility model discloses in order to avoid a heating cabinet to damage and influence the whole work of device, the quantity of event heating cabinet is 2, and mutual independence.
7. In order to facilitate disassembly and easy carrying, the power supply box and the heating box are connected in a pluggable mode. Due to the design, when the heating box is damaged, the heating box can be replaced conveniently.
8. The utility model discloses a cooling blower and radiator unit come to dispel the heat to the device is inside to the inside components and parts of protection device.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a structural diagram of the portable direct current charging pile detection device of the utility model;
fig. 2 is a front view of the portable dc charging pile detection device of the present invention;
FIG. 3 is a right side view of FIG. 2;
FIG. 4 is a left side view of FIG. 2;
FIG. 5 is a rear view of FIG. 2;
fig. 6 is a schematic view of the installation of the cooling fan and the heat dissipation assembly of the present invention;
fig. 7 is a schematic view of a cooling fan of the present invention;
fig. 8 is a schematic diagram of the power box of the present invention;
in the figure: 1. a heating box; 2. a heat dissipating component; 3. a cooling fan; 4. a power supply junction box; 5. a power supply box; 6. a PTC heater; 7. a protective cover; 31. a motor; 32. a rotating shaft; 33. rotating the blades;
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
The utility model provides a portable direct current charging pile detection device, as shown in figures 1-7, comprising a power supply junction box 4, a power supply box 5 and a heating box 1; a power supply junction box 4 is arranged above the power supply box 5, a plurality of heating boxes 1 are arranged below the power supply box 5, the power supply box 5 is connected with each heating box 1, a PTC heater 6, a cooling fan 3 and a heat dissipation assembly 2 are arranged in each heating box 1, the cooling fan 3 and the heat dissipation assembly 2 are assembled together, the PTC heater 6 is arranged at the rear part of each heating box 1, and heating sheets of the PTC heater 6 are arranged outside to facilitate detection and avoid temperature conduction into the device; the power box 5 comprises an inverter circuit and a breaker QF1 inside, the input end of the inverter circuit is connected with the direct current charging pile through a plug in the power junction box 4, the output end of the inverter circuit outputs three-phase alternating current, and the three-phase alternating current is connected with the power ends of the PTC heater 6 and the cooling fan 3 inside the heating box 1 through the breaker QF 1.
The working principle is as follows: after the power box 5 is inserted into the jack of the direct current charging pile through a plug in the power junction box 4, the direct current of the direct current charging pile is output to the power box 5, the direct current is converted into alternating current through the power box 5 and then output to each heating box 1, the PTC heaters 6 and the cooling fans 3 in the heating boxes 1 are powered, the PTC heaters 6 start to heat after being powered on, heat is generated, a detector can judge whether the direct current charging pile continuously supplies power or not by sensing the heat of the PTC heaters 6, and when the direct current charging pile does not supply power, the PTC heaters 6 do not heat; after the cooling fan 3 is electrified, when the heat dissipation component 2 dissipates heat to avoid the heating of the PTC heater 6, the temperature inside the device is too high, and the components in the power box 5 and the heating box 1 are damaged.
The PTC heater takes the PTC element as a heating source, and has the characteristics of high voltage resistance, small residual current, low power consumption, complete flame retardance, quick response time, quick heating, long service life and the like. Compared with the prior detection of the charging pile by heating water through electric heating, the utility model adopts the PTC heater, has large power, short time consumption, quick detection and higher safety performance; the utility model discloses a vertical design, and each part quantity is less, is favorable to reducing volume, convenient to carry.
As shown in fig. 8, the inverter circuit includes a power module 51, the power module 51 is composed of 3 power semiconductor device modules connected in parallel, two ends of each power semiconductor device module are respectively connected with the positive and negative poles of the direct current, each power semiconductor device module is composed of 2 power semiconductor devices connected in series, and the series end of the 2 power semiconductor devices connected in series is one-phase output of the three-phase alternating current.
The inverter circuit further comprises three groups of voltage stabilizing circuits 52, each phase output of the power module 51 is connected with one group of voltage stabilizing circuits 52, and each voltage stabilizing circuit 52 is composed of a resistor, a capacitor and an inductor which are sequentially connected in series. As shown in fig. 8, the serial end of the power semiconductor device S1 and the power semiconductor device S4 outputs an L1 phase through a voltage stabilizing circuit, the serial end of the power semiconductor device S2 and the power semiconductor device S5 outputs an L2 phase through a voltage stabilizing circuit, the serial end of the power semiconductor device S3 and the power semiconductor device S6 outputs an L3 phase through a voltage stabilizing circuit, and a three-phase alternating current composed of L1-L3 phase supplies power to a PTC heater and a cooling fan arranged in the heating box. When the number of the heating boxes 1 is 2 and the heating boxes are independent of each other, the number of the PTC heaters is 2, and the number of the cooling fans is 2, then the three-phase alternating current supplies power to the 2 PTC heaters and the 2 cooling fans through corresponding switches, that is, as shown in fig. 8, the three-phase alternating current is connected with the PTC heaters PTC1 through the switch KP1, connected with the PTC heaters PTC2 through the switch KP2, connected with the cooling fan M1 through the switch KM1, and connected with the cooling fan M2 through the switch KM 2. By the aid of the design, when one heating box is damaged, the other heating box can still work normally, and the phenomenon that the whole device works due to the damage of one heating box is avoided.
In another embodiment of the present invention, in order to facilitate heat dissipation, the heat dissipation assembly 2 is cylindrical, and the inside of the cylinder is hollow, and a plurality of heat dissipation fins are distributed outside the cylinder. And an air outlet of the cooling fan 3 is arranged in the hollow part of the cylinder.
The utility model discloses an in another embodiment, the utility model discloses a cooling blower and radiator unit come to dispel the heat to the device is inside to with the inside components and parts of protection device.
The cooling fan 3 includes a motor 31, a rotating shaft 32, and rotating blades 33, the motor 31 is connected to the rotating shaft 32, and the rotating shaft 32 is provided with a plurality of sets of rotating blades 33 from top to bottom. After the motor 31 is powered on, the rotating blades 33 are driven by the rotating shaft 32, so that hot air in the device is dissipated, and the plurality of groups of rotating blades 33 are installed from top to bottom, thereby being beneficial to accelerating the heat dissipation speed and improving the heat dissipation efficiency.
In another embodiment of the present invention, in order to enhance the heat dissipation, a part of the heating box 1 is hollow in the front and a part of the side adjacent to the heating box, and in order to prevent dust, the hollow part is provided with a protective cover 7.
In another embodiment of the present invention, the PTC heater 6 is an air duct type PTC heater.
In another embodiment of the present invention, in order to facilitate the detachment and the carrying, the power box 5 and the heating box 1 are connected by plugging. Due to the design, when the heating box is damaged, the heating box can be replaced conveniently.
The utility model discloses a PTC heater and cooling blower complex mode accomplish the detection that charges, whether last stable release electric energy when detecting charging pile through lasting power consumptive, continuous work, its rate of heating is fast, and the radiating effect is good, and is small, convenient to carry.
Although embodiments of the present invention have been shown and described, it is to be understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that changes, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the principles and spirit of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. A portable direct current charging pile detection device is characterized by comprising a power supply junction box, a power supply box and a heating box; a power supply junction box is arranged above the power supply box, a plurality of heating boxes are arranged below the power supply box, the power supply box is connected with each heating box, a PTC heater, a cooling fan and a heat dissipation assembly are arranged in each heating box, the cooling fan and the heat dissipation assembly are combined and installed together, and the PTC heater is arranged at the rear part of each heating box; the power box comprises an inverter circuit and a circuit breaker, the input end of the inverter circuit is connected with the direct-current charging pile through a plug in a power junction box, the output end of the inverter circuit outputs three-phase alternating current, and the three-phase alternating current is connected with a PTC heater and a power end of a cooling fan in the heating box through the circuit breaker.
2. The portable direct-current charging pile detection device as claimed in claim 1, wherein the inverter circuit comprises a power module, the power module comprises 3 power semiconductor device modules connected in parallel, two ends of each power semiconductor device module are respectively connected with a positive pole and a negative pole of direct current, each power semiconductor device module comprises 2 power semiconductor devices connected in series, and a series end of each 2 power semiconductor devices connected in series is a phase output of three-phase alternating current.
3. The portable direct-current charging pile detection device as claimed in claim 2, wherein the inverter circuit further comprises three groups of voltage stabilizing circuits, each phase output of the power module output is connected with one group of voltage stabilizing circuits, and each voltage stabilizing circuit is composed of a resistor, a capacitor and an inductor which are sequentially connected in series.
4. The portable direct-current charging pile detection device according to claim 1, wherein the heat dissipation assembly is cylindrical, the interior of the cylinder is hollow, and a plurality of heat dissipation fins are distributed on the exterior of the cylinder.
5. The portable direct-current charging pile detection device as claimed in claim 1, wherein an air outlet of the cooling fan is arranged in a hollow position in the cylinder.
6. The portable direct-current charging pile detection device according to claim 1, wherein the cooling fan comprises a motor, a rotating shaft and rotating blades, the motor is connected with the rotating shaft, and the rotating shaft is provided with a plurality of groups of rotating blades from top to bottom.
7. The portable direct-current charging pile detection device as claimed in claim 1, wherein a part of the front surface of the heating box and a part of the side surface adjacent to the heating box are hollow, and a protection cover is arranged in the hollow part.
8. The portable direct-current charging pile detection device as claimed in claim 1, wherein the number of the heating boxes is 2, and the heating boxes are independent of each other.
9. The portable direct-current charging pile detection device as claimed in claim 1, wherein the PTC heater is an air duct type PTC heater.
10. The portable direct-current charging pile detection device as claimed in claim 1, wherein the power box and the heating box are connected in a pluggable manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922435725.4U CN212111617U (en) | 2019-12-30 | 2019-12-30 | Portable direct current fills electric pile detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922435725.4U CN212111617U (en) | 2019-12-30 | 2019-12-30 | Portable direct current fills electric pile detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212111617U true CN212111617U (en) | 2020-12-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922435725.4U Expired - Fee Related CN212111617U (en) | 2019-12-30 | 2019-12-30 | Portable direct current fills electric pile detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212111617U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112977137A (en) * | 2021-04-19 | 2021-06-18 | 江苏镭神智造科技有限公司 | Direct current wall-hanging electric pile that fills |
-
2019
- 2019-12-30 CN CN201922435725.4U patent/CN212111617U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112977137A (en) * | 2021-04-19 | 2021-06-18 | 江苏镭神智造科技有限公司 | Direct current wall-hanging electric pile that fills |
| CN112977137B (en) * | 2021-04-19 | 2022-02-08 | 江苏镭神智造科技有限公司 | Direct current wall-hanging electric pile that fills |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201208 Termination date: 20211230 |
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| CF01 | Termination of patent right due to non-payment of annual fee |