Charging seat with novel temperature monitoring structure

Abstract

The utility model discloses a charging seat with a novel temperature monitoring structure. The charging seat comprises an alternating current circuit board, a direct current circuit board, a plurality of electronic wires, a signal socket and a seat shell, the alternating-current circuit board and the direct-current circuit board are respectively connected with an alternating-current end table and a direct-current end table of the seat shell and are respectively and electrically connected with two ends of a plurality of electronic wires; the alternating-current circuit board is connected with a plurality of alternating-current terminals in a sleeving manner, and a temperature sensor electrically connected to the alternating-current circuit board detects alternating-current temperature signals of the alternating-current terminals in real time; the direct-current circuit board is connected with a direct-current terminal of the direct-current end table through heat-conducting silica gel, and a direct-current temperature signal of the direct-current terminal is detected in real time and is transmitted to the signal socket through the electronic wire and the alternating-current circuit board; a signal socket on the AC circuit board outputs detected temperature signals of the AC terminal and the DC terminal in real time. The utility model has the advantages of simple system, small volume, reduced cost and improved assembly efficiency.

Description

Technical Field

[0001] The utility model relates to the field of electrical connection, and particularly to a charging seat with a novel temperature monitoring structure. Background Art

[0002] With the national policy support for new energy, electric vehicles are becoming increasingly popular. In order to shorten the charging time of electric vehicles, the existing fast charging technology adopts high-power DC charging. Without increasing the voltage of the whole vehicle platform, the charging current is increased, so that the temperature in the charging seat rises rapidly. In order to keep the charging seat operating within a safe temperature range, it is necessary to monitor the temperature of DC and AC terminals in real time. Its defects are as follows: First, dual-source independent monitoring, the monitoring system is complex, there are more components, occupying more space, increasing the space volume of the charging seat and increasing the cost; Second, the installation and maintenance are complex, requiring more man-hours to complete, and the work efficiency is low. Summary of the Utility Model

[0003] In order to solve one or more of the above problems, the utility model provides a charging seat with a novel temperature monitoring structure.

[0004] According to one aspect of the utility model, the charging seat with a novel temperature monitoring structure includes: an AC circuit board, a DC circuit board, a plurality of electronic wires, a signal socket and a seat shell;

[0005] The AC circuit board and the DC circuit board are respectively connected to the AC terminal platform and the DC terminal platform of the seat shell, and both are respectively electrically connected to both ends of a plurality of electronic wires;

[0006] The AC circuit board is inserted and connected to a plurality of AC terminals of the AC terminal platform. The temperature sensor electrically connected to the AC circuit board detects the AC temperature signal of the AC terminals in real time and transmits it to the signal socket through the AC circuit board;

[0007] The DC circuit board is connected to the DC terminals of the DC terminal platform through heat-conducting silica gel to detect the DC temperature signal of the DC terminals in real time. The DC temperature signal is transmitted to the signal socket through the electronic wires and the AC circuit board;

[0008] The signal socket is connected to the AC circuit board, and the signal socket outputs the detected temperature signals of the AC terminals and the DC terminals in real time.

[0009] In some embodiments, the AC circuit board and the DC circuit board are in different height planes.

[0010] In some embodiments, the electronic wire is a U-shaped curved wire, and the long leg of the electronic wire is electrically connected to the AC circuit board and the short leg is electrically connected to the DC circuit board.

[0011] In some embodiments, the inner core wire of the long support leg passes through the first wire-fixing hole of the AC circuit board, and the inner core wire of the short support leg passes through the second wire-fixing hole of the DC circuit board, and the connection points are welded together respectively.

[0012] In some embodiments, a protruding first positioning boss is provided at the upper hole edge of the first wire-fixing hole, and a protruding second positioning boss is provided at the upper hole edge of the second wire-fixing hole.

[0013] In some embodiments, the support base of the signal socket is connected to the AC circuit board, and several signal pins fixed in the support base are electrically connected to the AC circuit board.

[0014] In some embodiments, both ends of the AC conductive line of the AC circuit board are electrically connected to the signal pin and the temperature sensor, and both ends of its second DC conductive line are connected to the signal pin and the electronic wire in the first wire-fixing hole;

[0015] One end of the first DC conductive line of the DC circuit board is connected to the electronic wire in the second wire-fixing hole and the other end is connected to the thermal conductive silicone.

[0016] In some embodiments, the circular ring end of the thermal conductive silicone sleevingly fits the DC terminal, a radial slot is provided on the flange platform on one side of the circular ring end, and the detection support leg of the DC circuit board is sleevingly connected to the radial slot with a small gap.

[0017] In some embodiments, the rear side of the AC end platform of the housing is connected to the AC rear mounting plate and the rear side of its DC end head is connected to the DC rear mounting plate. The AC rear mounting plate is located outside the AC circuit board, and the DC rear mounting plate is located outside the DC circuit board.

[0018] In some embodiments, the AC circuit board and the DC circuit board are PCB boards, and the signal socket is a 12-pin socket.

[0019] The charging base with the novel temperature monitoring structure uses an electronic wire to connect the AC circuit board and the DC circuit board, so that the DC temperature signal and the AC temperature signal collected by the two are transmitted to the same signal socket in real time, realizing dual-source simultaneous monitoring and sharing a set of monitoring systems. Its beneficial effects are as follows: First, the monitoring system of the charging base with this monitoring structure is simple, only requiring a small number of components, greatly reducing the required space, effectively reducing the space volume of the charging base, and significantly reducing costs; Second, the structure is simple, easy to install and maintain, greatly improving the assembly efficiency; Third, because of DC charging, the temperature of the DC terminal is very high. The DC circuit board detects the temperature signal of the DC terminal through the thermal conductive silicone, which not only maintains good temperature transferability but also effectively protects the DC circuit board. At the same time, the AC terminal is a control terminal with a relatively low temperature. Therefore, the AC circuit board is sleevingly connected to the AC terminal, and the temperature sensor detects the nearby AC temperature signal nearby. The structure is simple. Therefore, this charging base adopts different monitoring structures to ensure the stability of the signal and the safety of charging. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 The front view schematic diagram of a charging stand with a new temperature monitoring structure according to an embodiment of the present utility model;

[0021] Figure 2 is Figure 1 The three-dimensional schematic diagram of the charging stand with the new temperature monitoring structure shown in the figure after removing the housing;

[0022] Figure 3 is Figure 2 The partial enlarged schematic diagram of the charging stand with the new temperature monitoring structure shown in the figure;

[0023] AC circuit board 1, temperature sensor 11, first wire fixing hole 100, first positioning boss 101;

[0024] DC circuit board 2, second wire fixing hole 200, second positioning boss 201, detection leg 21;

[0025] Electronic wire 3, long leg 31, short leg 32;

[0026] Signal socket 4, support base 41, signal pin 42;

[0027] Housing 5, AC rear mounting plate 51, DC rear mounting plate 52;

[0028] AC terminal 6; DC terminal 7;

[0029] Thermal conductive silicone 8, circular ring end 81, flange platform 82, radial slot 83. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0030] The present utility model will be further described in detail below with reference to the accompanying drawings. It should be noted that the terms "front", "rear", "left", "right", "upper" and "lower" used in the following description refer to the directions in the drawings, and the terms "inner" and "outer" respectively refer to the directions towards or away from the geometric center of a specific component.

[0031] Figures 1 to 3 Schematically shows a charging stand with a new temperature monitoring structure according to an embodiment of the present utility model. As shown in the figure, the charging stand with the new temperature monitoring structure includes: an AC circuit board 1, a DC circuit board 2, a plurality of electronic wires 3, a signal socket 4, and a housing 5;

[0032] The AC circuit board 1 and the DC circuit board 2 are respectively connected to the AC terminal platform and the DC terminal platform of the housing 5, and both are respectively electrically connected to both ends of a plurality of electronic wires 3;

[0033] The AC circuit board 1 is inserted and connected to several AC terminals 6 of the AC terminal block. The temperature sensor 11 electrically connected to the AC circuit board 1 detects the AC temperature signal of the AC terminals 6 in real time and transmits it to the signal socket 4 through the AC circuit board 1;

[0034] The DC circuit board 2 is connected to the DC terminals 7 of the DC terminal block through the thermal conductive silicone 8, and detects the DC temperature signal of the DC terminals 7 in real time. The DC temperature signal is transmitted to the signal socket 4 through the electronic wire 3 and the AC circuit board 1;

[0035] The signal socket 4 is connected to the AC circuit board 1, and the signal socket 4 outputs the detected temperature signals of the AC terminals 6 and the DC terminals 7 in real time.

[0036] The charging stand with the novel temperature monitoring structure uses the electronic wire 3 to connect the AC circuit board 1 and the DC circuit board 2, so that the DC temperature signal and the AC temperature signal respectively collected by the two are transmitted to the same signal socket 4 in real time, realizing dual-source simultaneous monitoring and sharing a set of monitoring systems. Its beneficial effects are as follows: First, the monitoring system of the charging stand with this monitoring structure is simple, only requiring a small number of components, greatly reducing the required space, effectively reducing the space volume of the charging stand, and significantly reducing costs; Second, the structure is simple, easy to install and maintain, and greatly improves the assembly efficiency; Third, because of DC charging, the temperature of the DC terminals 7 is very high. The DC circuit board 2 detects the temperature signal of the DC terminals 7 through the thermal conductive silicone 8, which not only maintains good temperature transferability but also effectively protects the DC circuit board 2. At the same time, the AC terminals 6 are control terminals with relatively low temperatures. Therefore, the AC circuit board 1 is inserted and connected to the AC terminals 6, and the temperature sensor 11 detects the nearby AC temperature signal nearby. The structure is simple. Therefore, this charging stand adopts different monitoring structures to ensure the stability of the signal and the safety of charging.

[0037] Furthermore, the left and right ends of the housing 5 are respectively an AC terminal block and a DC terminal block with different heights, so that the AC circuit board 1 and the DC circuit board 2 connected to the two are at different plane heights. Preferably, the electronic wire 3 is a U-shaped curved wire with different lengths of two legs. The long leg 31 of the electronic wire 3 is electrically connected to the AC circuit board 1 and the short leg 32 is electrically connected to the DC circuit board 2. Its beneficial effect is that the electronic wire 3 arranged in this way is applicable to more connection types and can effectively connect the two at the same time.

[0038] Preferably, the AC circuit board 1 is provided with a first wire fixing hole 100, and the DC circuit board 2 is provided with a second wire fixing hole 200. The inner core wire of the long leg 31 is sleeved through the first wire fixing hole 100, and the inner core wire of the short leg 32 is sleeved through the second wire fixing hole 200, and the connection parts are welded into one body respectively. Preferably, the upper hole edge of the first wire fixing hole 100 is provided with a protruding first positioning boss 101, and the upper hole edge of the second wire fixing hole 200 is provided with a protruding second positioning boss 201. The beneficial effect is that the setting of the wire fixing hole and the positioning boss effectively improves the connection strength and installation accuracy between the electronic wire 3, the AC circuit board 1 and the DC circuit board 2, and realizes good signal transmission.

[0039] Further, the support seat 41 of the signal socket 4 is detachably connected to the AC circuit board 1, and a plurality of signal pins 42 fixed in the support seat 41 are electrically connected to the AC circuit board 1;

[0040] The signal socket 4 is located at one end of the AC circuit board 1 and is not sealed by the AC rear mounting plate 51. The beneficial effect is that this structure is convenient for external connection and use.

[0041] Further, the AC circuit board 1 is internally provided with a relatively independent AC conductive circuit and a second DC conductive circuit. The two ends of the AC conductive circuit are respectively electrically connected to the signal pin 42 and the temperature sensor 11, and the two ends of the second DC conductive circuit are connected to the signal pin 42 and the electronic wire 3 in the first wire fixing hole 100;

[0042] The DC circuit board 2 is internally provided with a first DC conductive circuit. One end of the first DC conductive circuit is connected to the electronic wire 3 in the second wire fixing hole 200 and the other end is connected to the heat-conducting silica gel 8. The beneficial effect is that this setting ensures the stability and independence of signal transmission.

[0043] Further, the circular ring end 81 of the heat-conducting silica gel 8 is sleeved on the DC terminal 7. One side of the circular ring end 81 is provided with a flange platform 82, and the flange platform 82 is provided with a radial slot 83. The detection leg 21 of the DC circuit board 2 is inserted and connected to the radial slot 83 with a small gap. The beneficial effect is that this connection is stable and reliable and effectively conducts heat.

[0044] Further, an AC rear mounting plate 51 is also threadedly connected to the rear side of the AC end platform of the housing 5, and a DC rear mounting plate 52 is also threadedly connected to the rear side of its DC end head. The AC rear mounting plate 51 is located outside the AC circuit board 1, and the DC rear mounting plate 52 is located outside the DC circuit board 2;

[0045] The front ends of a plurality of AC terminals 6 are inserted and connected to the insertion holes of the AC end platform and the rear ends are inserted and connected to the AC rear mounting plate 51. The front ends of the two DC terminals 7 are inserted and connected to the insertion holes of the DC end platform and the rear ends are inserted and connected to the DC rear mounting plate 52.

[0046] The AC circuit board 1 and the AC rear mounting plate 51 are detachably connected to the AC terminal platform of the housing 5 by screw members, and the DC circuit board 2 and the DC rear mounting plate 52 are detachably connected to the DC terminal platform of the housing 5 by screw members. The beneficial effects are as follows: This setting enables convenient disassembly and assembly, while ensuring good structural strength and protecting internal components.

[0047] Preferably, the AC circuit board 1 and the DC circuit board 2 are PCB boards, there are three electronic wires 3, and the signal socket 4 is a 12-pin socket.

[0048] The above are only some embodiments of the present invention. For those of ordinary skill in the art, without departing from the inventive concept of the present invention, several modifications and improvements can still be made, and these all belong to the protection scope of the present invention.

Claims

1. A charging stand with a novel temperature monitoring structure, characterized in that: It comprises: an AC circuit board (1), a DC circuit board (2), a plurality of electronic wires (3), a signal socket (4) and a seat shell (5); The AC circuit board (1) is connected to the AC terminal of the base shell (5) and the DC circuit board (2) is connected to the DC terminal of the base shell (5), and both are electrically connected to the two ends of a plurality of electronic wires (3); The AC circuit board (1) is plug-connected to a plurality of AC terminals (6) of the AC terminal station, and a temperature sensor (11) electrically connected to the AC circuit board (1) detects an AC temperature signal of the AC terminal (6) in real time, and transmits the AC temperature signal to the signal socket (4) via the AC circuit board (1); The DC circuit board (2) is connected to the DC terminal (7) of the DC terminal station via a thermally conductive silica gel (8), and a DC temperature signal of the DC terminal (7) is detected in real time. The DC temperature signal is transmitted to the signal socket (4) via the electronic wire (3) and the AC circuit board (1); The signal socket (4) is connected to the AC circuit board (1), and the signal socket (4) outputs detected temperature signals of the AC terminal (6) and the DC terminal (7) in real time.

2. The charging stand with a novel temperature monitoring structure according to claim 1, characterized in that: The AC circuit board (1) and the DC circuit board (2) are located at different height planes.

3. The charging stand with a novel temperature monitoring structure according to claim 2, characterized in that: The electronic wire (3) is a U-shaped curved wire, the long leg (31) of the electronic wire (3) is electrically connected to the AC circuit board (1) and the short leg (32) is electrically connected to the DC circuit board (2).

4. The charging stand with a novel temperature monitoring structure according to claim 3, characterized in that: The inner core wire of the long leg (31) is inserted through the first wire fixing hole (100) of the AC circuit board (1), and the inner core wire of the short leg (32) is inserted through the second wire fixing hole (200) of the DC circuit board (2), and the connecting parts are welded into one body.

5. The charging stand with a novel temperature monitoring structure according to claim 4, characterized in that: The upper hole edge of the first wire fixing hole (100) is provided with a protruding first positioning boss (101), and the upper hole edge of the second wire fixing hole (200) is provided with a protruding second positioning boss (201).

6. The charging stand with a novel temperature monitoring structure according to claim 1, characterized in that: The support base (41) of the signal socket (4) is connected to the AC circuit board (1), and a plurality of signal pins (42) fixed in the support base (41) are electrically connected to the AC circuit board (1).

7. The charging stand with a novel temperature monitoring structure according to claim 6, characterized in that: Two ends of the AC conductive line of the AC circuit board (1) are electrically connected to the signal pin (42) and the temperature sensor (11), and two ends of the second DC conductive line are connected to the signal pin (42) and the electronic wire (3) in the first wire fixing hole (100); One end of the first DC conductive line of the DC circuit board (2) is connected to the electronic wire (3) in the second wire fixing hole (200), and the other end is connected to the thermal conductive silica gel (8).

8. The charging stand with a novel temperature monitoring structure according to claim 1, characterized in that: The annular end (81) of the heat-conducting silica gel (8) is sleeved on the DC terminal (7), a flange platform (82) on one side of the annular end (81) is provided with a radial slot (83), and the detection support leg (21) of the DC circuit board (2) is connected to the radial slot (83) with a small gap sleeve.

9. The charging stand with a novel temperature monitoring structure according to claim 1, characterized in that: The rear side of the AC terminal of the seat shell (5) is connected to an AC rear mounting plate (51), and the rear side of the DC terminal is connected to a DC rear mounting plate (52); the AC rear mounting plate (51) is located outside the AC circuit board (1), and the DC rear mounting plate (52) is located outside the DC circuit board (2).

10. The charging stand with a novel temperature monitoring structure according to any one of claims 1 to 9, characterized in that: The AC circuit board (1) and the DC circuit board (2) are PCB boards, and the signal socket (4) is a 12-pin socket.

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