Temperature sensor for new energy automobile charging seat

Abstract

The utility model discloses a temperature sensor for a charging seat of a new energy automobile, relates to the field of temperature sensors, and aims to solve the problem of poor temperature monitoring effect due to the fact that most of existing temperature monitoring devices in the prior art adopt a heat-conducting fin to be attached to a charging terminal to detect local stability. A circuit board is fixedly connected to one side of the upper end of the charging base, circular grooves are formed in the front end and the rear end of one side of the middle of the charging base correspondingly, charging terminals are arranged in the two circular grooves correspondingly, semicircular temperature measuring devices are arranged at the front ends and the rear ends of the lower ends of the two charging terminals correspondingly, and arc-shaped grooves are formed in the semicircular temperature measuring devices. And one side of the interior of each arc-shaped groove is connected with an arc-shaped heat conduction copper sheet, one side of the middle of the interior of each semicircular temperature measuring device is fixedly connected with a temperature measuring line, and the upper end of the charging base is fixedly connected with a temperature monitor between the circuit board and the two charging terminals.

Description

Technical Field

[0001] The utility model relates to the field of temperature sensors, in particular to a temperature sensor used for a charging seat of a new energy vehicle. Background Art

[0002] New energy vehicles refer to vehicles that use unconventional vehicle fuels as their power source (or use conventional vehicle fuels and new vehicle power devices), and integrate advanced technologies in vehicle power control and drive to form vehicles with advanced technical principles, new technologies, and new structures. New energy vehicles include pure electric vehicles, extended-range electric vehicles, hybrid vehicles, fuel cell electric vehicles, hydrogen engine vehicles, etc.

[0003] The charging system is the only way for electric new energy vehicles to replenish their operating energy. To ensure safety, electric new energy vehicles need to perform real-time temperature monitoring of the charging terminals on the charging seat when charging to ensure the safety of the vehicle during charging. Most existing temperature monitoring devices use thermal conductive sheets to fit the charging terminals and detect local stability, resulting in poor temperature monitoring effects. Therefore, the market urgently needs to develop temperature sensors for new energy vehicle charging seats to help people solve existing problems. Utility Model Content

[0004] The purpose of the utility model is to provide a temperature sensor for a new energy vehicle charging station to solve the problem that most of the existing temperature monitoring devices proposed in the above background technology use a heat conductive sheet to fit the charging terminal to detect local stability, resulting in poor temperature monitoring effect.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a temperature sensor for a charging seat of a new energy vehicle, comprising a charging seat, a circuit board is fixedly connected to one side of the upper end of the charging seat, a processor is fixedly connected to the upper end of the circuit board, circular grooves are arranged at both front and rear ends of one side of the middle of the charging seat, charging terminals are arranged in the two circular grooves, semicircular temperature measuring devices are arranged at both front and rear ends of the lower ends of the two charging terminals, an arc groove is arranged inside the semicircular temperature measuring device, and a limited circuit is fixedly connected inside the semicircular temperature measuring device in the middle of the rear end of the arc groove and on both sides of the middle of the rear end. Position tube, each of the limit tubes is provided with a spring, one side of each arc-shaped groove is connected to an arc-shaped heat-conducting copper sheet, an insulating coating is provided on the end surface of one side of the arc-shaped heat-conducting copper sheet, the middle part of the other side of the arc-shaped heat-conducting copper sheet and both sides of the middle are fixedly connected to the limit column, one side of the middle part of each semicircular temperature measuring device is fixedly connected to a temperature measuring wire, one end of the temperature measuring wire extends to the inside of the arc-shaped groove and is fixedly connected to a temperature measuring probe, a fitting sheet is fixedly connected to the temperature measuring probe, and a temperature monitor is fixedly connected to the upper end of the charging seat between the circuit board and the two charging terminals.

[0006] Preferably, the three limiting posts on the arc-shaped heat-conducting copper sheet are respectively inserted into the three limiting tubes in the arc-shaped groove of the semicircular temperature measuring device and movably connected.

[0007] Preferably, one ends of the three limit columns are respectively inserted into the three limit tubes and fixedly connected to the front end of the spring.

[0008] Preferably, the arc-shaped heat-conducting copper sheets in the arc-shaped grooves of the two semicircular temperature measuring devices are respectively fitted with the outer end surfaces of the charging terminals.

[0009] Preferably, the bonding sheet on the temperature measuring probe of the temperature measuring line is bonded to and fixedly connected with the middle part of one side of the arc-shaped heat-conducting copper sheet.

[0010] Preferably, the other ends of the temperature measuring lines inside the two semicircular temperature measuring devices on each charging terminal extend out of the semicircular temperature measuring devices and are commonly connected to a temperature monitor on one side of the charging terminal, and the two sides between the two semicircular temperature measuring devices on each charging terminal are fixedly connected by bolts.

[0011] Preferably, the two temperature monitors are connected to the circuit board via a data line.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. In the utility model, through the arrangement of the arc-shaped heat-conducting copper sheet, semicircular temperature measuring devices are arranged at both ends of the front and rear ends of the lower ends of the two charging terminals, an arc-shaped groove is arranged inside the semicircular temperature measuring device, and a limiting tube is fixedly connected inside the semicircular temperature measuring device in the middle of the rear end of the arc-shaped groove and on both sides of the middle of the rear end, a spring is arranged inside each limiting tube, and an arc-shaped heat-conducting copper sheet is connected to one side of the inside of each arc-shaped groove, and an insulating coating is arranged on one end surface of the arc-shaped heat-conducting copper sheet. The arc-shaped heat-conducting copper sheets in the arc-shaped grooves of the two semicircular temperature measuring devices are respectively fitted with the outer end surfaces of the charging terminals, and the outer end surfaces of the charging terminals are fitted with a large area by the two arc-shaped heat-conducting copper sheets, so as to facilitate the conduction of the temperature on the charging terminals, thereby making the temperature monitoring more accurate.

[0014] 2. In the utility model, an arc-shaped groove is arranged inside the semicircular temperature measuring device through the setting of a limiting tube, and the limiting tube is fixedly connected to the middle of the rear end of the arc-shaped groove and both sides of the middle of the rear end inside the semicircular temperature measuring device, and a spring is arranged inside each limiting tube, and an arc-shaped heat-conducting copper sheet is connected to one side inside each arc-shaped groove, and the middle of the other side of the arc-shaped heat-conducting copper sheet and both sides of the middle are fixedly connected to limiting columns, and three limiting columns on the arc-shaped heat-conducting copper sheet are respectively inserted into the three limiting tubes in the arc-shaped groove of the semicircular temperature measuring device and movably connected, and one end of the three limiting columns are respectively inserted into the three limiting tubes and then fixedly connected to the front end of the spring, and the three limiting columns are pushed by the three springs to make the arc-shaped heat-conducting copper sheet extend outward from the arc-shaped groove, so as to keep the arc-shaped heat-conducting copper sheet in contact with the outer end face of the charging terminal.

[0015] 3. In the utility model, semicircular temperature measuring devices are provided at both ends of the front and rear ends of the lower ends of the two charging terminals through the setting of bolts, and the two sides between the two semicircular temperature measuring devices on each charging terminal are fixedly connected by bolts, which is convenient for the installation and disassembly of the semicircular temperature measuring devices. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a front view of the temperature sensor for a new energy vehicle charging station of the utility model;

[0017] Figure 2 It is a side view of the utility model;

[0018] Figure 3 It is a top sectional view of the utility model;

[0019] Figure 4 It is an enlarged view of the detail A of the present utility model.

[0020] In the figure: 1. Charging base; 101. Circuit board; 102. Processor; 103. Data cable; 104. Circular groove; 2. Charging terminal; 3. Semicircular temperature measuring device; 301. Arc groove; 302. Limiting tube; 303. Spring; 304. Bolt; 4. Arc-shaped thermal conductive copper sheet; 401. Insulating coating; 402. Limiting column; 5. Temperature measuring line; 501. Temperature measuring probe; 502. Laminating sheet; 6. Temperature monitor. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0022] See also Figure 1-4The utility model provides an embodiment: a temperature sensor for a new energy vehicle charging seat, comprising a charging seat 1, a circuit board 101 is fixedly connected to one side of the upper end of the charging seat 1, a processor 102 is fixedly connected to the upper end of the circuit board 101, a circular groove 104 is arranged at both ends of the front and rear ends of one side of the middle of the charging seat 1, a charging terminal 2 is arranged in each of the two circular grooves 104, a semicircular temperature measuring device 3 is arranged at both ends of the front and rear ends of the lower ends of the two charging terminals 2, an arc groove 301 is arranged inside the semicircular temperature measuring device 3, and a limiting tube 302 is fixedly connected to the middle of the rear end of the arc groove 301 and both sides of the middle of the rear end inside the semicircular temperature measuring device 3, each limiting tube 302 is fixedly connected to the middle of the rear end of the arc groove 301 and both sides of the middle of the rear end, and each limiting tube 302 is fixedly connected to the inner side of the semicircular temperature measuring device 3 ... A spring 303 is provided inside the position tube 302, one side of each arc groove 301 is connected to an arc-shaped heat-conducting copper sheet 4, an insulating coating 401 is provided on the end surface of one side of the arc-shaped heat-conducting copper sheet 4, the middle part of the other side of the arc-shaped heat-conducting copper sheet 4 and both sides of the middle are fixedly connected to the limiting column 402, one side of the middle part of each semicircular temperature measuring device 3 is fixedly connected to a temperature measuring line 5, one end of the temperature measuring line 5 extends to the inside of the arc groove 301 and is fixedly connected to a temperature measuring probe 501, a bonding sheet 502 is fixedly connected to the temperature measuring probe 501, and a temperature monitor 6 is fixedly connected to the upper end of the charging seat 1 between the circuit board 101 and the two charging terminals 2.

[0023] Furthermore, the three limiting posts 402 on the arc-shaped thermally conductive copper sheet 4 are respectively inserted into the three limiting tubes 302 in the arc-shaped groove 301 of the semicircular temperature measuring device 3 and flexibly connected, so that the arc-shaped thermally conductive copper sheet 4 is flexibly connected to the semicircular temperature measuring device 3 through the three limiting posts 402, and the arc-shaped thermally conductive copper sheet 4 can be retracted into the arc groove 301 when under pressure.

[0024] Furthermore, one end of the three limiting posts 402 is respectively inserted into the three limiting tubes 302 and fixedly connected to the front end of the spring 303 , and the three limiting posts 402 are pushed by the three springs 303 to keep the arc-shaped thermal conductive copper sheet 4 extending outward from the arc-shaped groove 301 .

[0025] Furthermore, the arc-shaped thermally conductive copper sheets 4 in the arc-shaped grooves 301 of the two semicircular temperature measuring devices 3 are respectively fitted with the outer end surfaces of the charging terminal 2 . The two arc-shaped thermally conductive copper sheets 4 fit the outer end surfaces of the charging terminal 2 over a large area, thereby facilitating the conduction of temperature on the charging terminal 2 .

[0026] Furthermore, the bonding sheet 502 on the temperature measuring probe 501 of the temperature measuring line 5 is bonded to and fixedly connected with the middle part of one side of the arc-shaped thermally conductive copper sheet 4 , and the temperature on the arc-shaped thermally conductive copper sheet 4 is detected in real time through the temperature measuring probe 501 .

[0027] Furthermore, the other ends of the temperature measuring lines 5 inside the two semicircular temperature measuring devices 3 on each charging terminal 2 extend out of the semicircular temperature measuring devices 3 and are commonly connected to the temperature monitor 6 on one side of the charging terminal 2. The two sides between the two semicircular temperature measuring devices 3 on each charging terminal 2 are fixedly connected by bolts 304, and the detected temperatures on the two temperature measuring probes 501 are monitored by the temperature monitor 6.

[0028] Furthermore, the two temperature monitors 6 are connected to the circuit board 101 via a data line 103 .

[0029] Working principle: When in use, a circuit board 101 is fixedly connected to one side of the upper end of the charging seat 1, and a processor 102 is fixedly connected to the upper end of the circuit board 101. Circular grooves 104 are provided at both ends of the front and rear ends of one side of the middle part of the charging seat 1, and charging terminals 2 are provided in the two circular grooves 104. Semicircular temperature measuring devices 3 are provided at both ends of the lower ends of the two charging terminals 2. An arc groove 301 is provided inside the semicircular temperature measuring device 3. A limiting tube 302 is fixedly connected to the middle of the rear end of the arc groove 301 and both sides of the middle of the rear end inside the semicircular temperature measuring device 3. A spring 303 is provided inside each limiting tube 302. A spring 303 is provided inside each arc groove 301. The arc-shaped heat-conducting copper sheet 4 is connected to the side, and the end surface of one side of the arc-shaped heat-conducting copper sheet 4 is provided with an insulating coating 401. The middle part of the other side of the arc-shaped heat-conducting copper sheet 4 and both sides of the middle are fixedly connected with the limiting pillars 402. The three limiting pillars 402 on the arc-shaped heat-conducting copper sheet 4 are respectively inserted into the three limiting tubes 302 in the arc-shaped groove 301 of the semicircular temperature measuring device 3 and are movably connected, so that the arc-shaped heat-conducting copper sheet 4 is movably connected with the semicircular temperature measuring device 3 through the three limiting pillars 402, and the arc-shaped heat-conducting copper sheet 4 can be retracted into the arc groove 301 when it is pressed. One end of the three limiting pillars 402 is respectively inserted into the three limiting tubes 302 and then fixedly connected with the front end of the spring 303 The three limit posts 402 are pushed by three springs 303 to keep the arc-shaped heat-conducting copper sheet 4 extending outward from the arc groove 301, so that the arc-shaped heat-conducting copper sheet 4 is kept in contact with the outer end surface of the charging terminal 2 for easy temperature conduction. A temperature measuring line 5 is fixedly connected to one side of the middle part of the interior of each semicircular temperature measuring device 3. One end of the temperature measuring line 5 extends to the interior of the arc groove 301 and is fixedly connected to a temperature measuring probe 501. A bonding sheet 502 is fixedly connected to the temperature measuring probe 501. The bonding sheet 502 on the temperature measuring probe 501 of the temperature measuring line 5 is in contact with and fixedly connected to the middle part of one side of the arc-shaped heat-conducting copper sheet 4. The temperature on the arc-shaped heat-conducting copper sheet 4 is measured by the temperature measuring probe 501. The temperature is detected in real time. A temperature monitor 6 is fixedly connected between the circuit board 101 and the two charging terminals 2 at the upper end of the charging seat 1. The other ends of the temperature measuring lines 5 inside the two semicircular temperature measuring devices 3 on each charging terminal 2 extend out of the semicircular temperature measuring devices 3 and are commonly connected to the temperature monitor 6 on one side of the charging terminal 2. The temperature detected on the two temperature measuring probes 501 is monitored by the temperature monitor 6. The two temperature monitors 6 are connected to the circuit board 101 through a data line 103. The data of the two temperature monitors 6 are collected through the processor 102 on the circuit board 101, so as to collect the heating conditions of the charging terminals 2 when working.

[0030] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A temperature sensor for a new energy vehicle charging station, comprising a charging station (1), characterized in that: A circuit board (101) is fixedly connected to one side of the upper end of the charging seat (1), and a processor (102) is fixedly connected to the upper end of the circuit board (101). Circular grooves (104) are provided at both the front and rear ends of one side of the middle part of the charging seat (1), and charging terminals (2) are provided in the two circular grooves (104). Semicircular temperature measuring devices (3) are provided at both the front and rear ends of the lower ends of the two charging terminals (2), and an arc groove (301) is provided inside the semicircular temperature measuring device (3). A limiting tube (302) is fixedly connected to the middle of the rear end of the arc groove (301) and both sides of the middle of the rear end inside the semicircular temperature measuring device (3), and each limiting tube (302) is provided with a spring (303) inside. An arc-shaped heat-conducting copper sheet (4) is connected to one side of the interior of each of the arc-shaped grooves (301); an insulating coating (401) is provided on one end surface of the arc-shaped heat-conducting copper sheet (4); a limiting column (402) is fixedly connected to the middle part and both sides of the middle part of the other side of the arc-shaped heat-conducting copper sheet (4); a temperature measuring line (5) is fixedly connected to one side of the middle part of each of the semicircular temperature measuring devices (3); one end of the temperature measuring line (5) extends into the interior of the arc-shaped groove (301) and is fixedly connected to a temperature measuring probe (501); a bonding sheet (502) is fixedly connected to the temperature measuring probe (501); and a temperature monitor (6) is fixedly connected to the upper end of the charging seat (1) between the circuit board (101) and the two charging terminals (2).

2. The temperature sensor for the new energy vehicle charging station according to claim 1 is characterized in that: The three limiting posts (402) on the arc-shaped heat-conducting copper sheet (4) are respectively inserted into the three limiting tubes (302) in the arc-shaped groove (301) of the semicircular temperature measuring device (3) and are movably connected.

3. The temperature sensor for the new energy vehicle charging station according to claim 1 is characterized in that: One end of the three limiting posts (402) is respectively inserted into the interior of the three limiting tubes (302) and then fixedly connected to the front end of the spring (303).

4. The temperature sensor for the new energy vehicle charging station according to claim 1, characterized in that: The arc-shaped heat-conducting copper sheets (4) in the arc-shaped grooves (301) of the two semicircular temperature measuring devices (3) are respectively fitted to the outer end surfaces of the charging terminals (2).

5. The temperature sensor for the new energy vehicle charging station according to claim 1 is characterized in that: The bonding sheet (502) on the temperature measuring probe (501) of the temperature measuring line (5) is bonded to and fixedly connected with the middle part of one side of the arc-shaped heat-conducting copper sheet (4).

6. The temperature sensor for the new energy vehicle charging station according to claim 1, characterized in that: The other ends of the temperature measuring lines (5) inside the two semicircular temperature measuring devices (3) on each of the charging terminals (2) extend out of the semicircular temperature measuring devices (3) and are connected together to a temperature monitor (6) on one side of the charging terminal (2); the two sides between the two semicircular temperature measuring devices (3) on each of the charging terminals (2) are fixedly connected by bolts (304).

7. The temperature sensor for the new energy vehicle charging station according to claim 1, characterized in that: The two temperature monitors (6) are connected to the circuit board (101) via a data line (103).

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