Split type temperature sensor

Abstract

The utility model provides a split type temperature sensor, which comprises a first assembly part and a second assembly part, the first assembly part comprises a first fixed shell, a power supply assembly, an antenna and a first PCB assembly, and the power supply assembly and the antenna are respectively and electrically connected with the first PCB assembly. The first assembling part comprises a first fixing shell, a first PCB assembly and a second fixing shell, the second assembling part comprises a second fixing shell, a temperature probe and a second PCB assembly, the temperature probe is electrically connected with the second PCB assembly, the first fixing shell is detachably connected with the second fixing shell, and the first PCB assembly is detachably and electrically connected with the second PCB assembly. According to the split type temperature sensor provided by the utility model, through the separable connection of the first fixing housing and the second fixing housing and the separable electric connection of the first PCB assembly and the second PCB assembly, the separable connection of the first assembling part and the second assembling part is realized, the split type temperature sensor can be delivered out of a factory according to customer requirements, the flexibility is high, and the cost is low. The method is suitable for different application scenes and saves cost.

Description

Technical Field

[0001] The utility model belongs to the technical field of automobile state detection and relates to a split temperature sensor. Background Art

[0002] With the development of the times, cars are becoming more and more popular, and car accidents are becoming more and more frequent. Traffic accidents in which cars catch fire while driving have gradually attracted widespread attention. When a car is driving, friction occurs between certain parts, and the temperature rises, which is a dangerous source of fire. Therefore, the positions of these parts need to be continuously monitored to reduce the risk of fire and improve the safety factor of driving. The wheel hub bearing is one of the car parts that needs to continuously monitor the temperature.

[0003] Temperature monitoring in the prior art is usually achieved through temperature sensors, but existing temperature sensors are often of one-piece design and cannot be disassembled, which limits their application in different scenarios. Utility Model Content

[0004] The purpose of the utility model is to provide a split temperature sensor, aiming to solve the problem of one-piece design, inability to be split, and limitation of its application in different scenarios.

[0005] To solve the above technical problems, the utility model provides a split temperature sensor, including a first assembly part and a second assembly part, the first assembly part including a first fixed shell, a power supply component, and an antenna and a first PCB component arranged in the first fixed shell, the power supply component and the antenna are electrically connected to the first PCB component respectively, the second assembly part includes a second fixed shell, a second fixed shell, a temperature probe, and a second PCB component arranged in the second fixed shell, the temperature probe is electrically connected to the second PCB component, the first fixed shell and the second fixed shell are detachably connected, and the first PCB component and the second PCB component are detachably electrically connected.

[0006] The utility model is further configured such that the first PCB assembly includes a PCB1 and a PCB2 connected via a conductive spring ejector pin, and the second PCB assembly includes a PCB3 connected to the PCB2 via a conductive spring ejector pin.

[0007] The utility model is further configured that the PCB1 and PCB2 are fixed to the first fixed housing by screws, and the PCB3 is fixed to the second fixed housing by screws.

[0008] The utility model is further configured such that the first fixed shell includes a cap and a base, and two ends of the base are respectively threadedly connected to the cap and the second fixed shell.

[0009] The utility model is further configured such that the power supply component is an external power cord electrically connected to the PCB1, the cap includes a power cord cap and a sensor cap threadedly connected to the power cord cap, the sensor cap is threadedly connected to the second fixed shell, the antenna is located in the sensor cap, and the external power cord is inserted through a through hole opened in the middle of the power cord cap.

[0010] The utility model is further configured to further include a power cord sealing ring, wherein the inner wall of the power cord sealing ring is in contact with the external power cord, and the outer wall of the power cord sealing ring is in contact with the inner wall of the through hole.

[0011] The utility model is further configured such that the power supply component is a battery, a positive battery cell and a negative battery cell located at both ends of the battery, the battery, the positive battery cell and the negative battery cell are located in the cap, the negative battery cell is electrically connected to the PCB1, and an insulating sticker is provided on the periphery of the negative battery cell to separate the battery from the PCB1.

[0012] The utility model is further configured to further include a plurality of sealing rings, which are respectively arranged on the outer peripheries of the PCB1, PCB2 and PCB3.

[0013] Compared with the prior art, the utility model provides a split temperature sensor, including a first assembly part and a second assembly part, and the detachable connection between the first fixed shell and the second fixed shell and the detachable electrical connection between the first PCB assembly and the second PCB assembly is realized. The first assembly part and the second assembly part can be shipped separately or in combination according to customer needs. It has high flexibility, meets the needs of different customers, is suitable for different application scenarios, and saves costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is a schematic structural diagram of the first assembly part and the second assembly part of Example 1 when they are connected;

[0015] Figure 2 is a schematic structural diagram of the first assembly part and the second assembly part of Example 1 when they are separated;

[0016] Figure 3 is an exploded schematic diagram of Example 1;

[0017] Figure 4 is a schematic structural diagram of the first assembly part and the second assembly part of Example 2 when they are connected;

[0018] Figure 5 is a schematic structural diagram of Example 2 when the first assembly part and the second assembly part are separated;

[0019] Figure 6It is a schematic diagram of the explosion of Example 2.

[0020] Among them, 1. The first assembly part; 1a. The first fixed shell; 1a1. The cap; 1a1a. The power cord cap; 1a1b. The sensor cap; 1a2. The base; 1b. The power supply component; 1b1. The external power cord; 1b2. The battery; 1b3. The positive battery cell; 1b4. The negative battery cell; 1c. The antenna; 1d. The first PCB assembly; 1d1. PCB1; 1d2. PCB2; 2. The second assembly part; 2a. The second fixed shell; 2b. The temperature probe; 2c. The second PCB assembly; 2c1. PCB3; 3. The conductive spring pin; 4. The screw; 5. The through hole; 6. The power cord sealing ring; 7. The insulating sticker; 8. The sealing ring. DETAILED DESCRIPTION

[0021] The utility model is further described in detail below in conjunction with the accompanying drawings and specific embodiments. According to the following description, the advantages and features of the utility model will become clearer. It should be noted that the drawings are all in a very simplified form and are not in precise proportions, which are only used to facilitate and clearly assist in explaining the purpose of the embodiments of the utility model. The same or similar reference numerals in the drawings represent the same or similar components.

[0022] Example 1

[0023] The utility model provides a split temperature sensor, referring to Figure 1-3 , including a first assembling part 1 and a second assembling part 2, the first assembling part 1 including a first fixed shell 1a, a power supply component 1b, and an antenna 1c and a first PCB component 1d arranged in the first fixed shell 1a, the power supply component 1b and the antenna 1c are electrically connected to the first PCB component 1d respectively, the second assembling part 2 includes a second fixed shell 2a including a second fixed shell 2a, a temperature probe 2b, and a second PCB component 2c arranged in the second fixed shell 2a, the temperature probe 2b is electrically connected to the second PCB component 2c, the first fixed shell 1a and the second fixed shell 2a are detachably connected, and the first PCB component 1d and the second PCB component 2c are detachably electrically connected.

[0024] When in use, the temperature probe 2b is fastened to the automobile part whose temperature is to be monitored, detects the temperature, and transmits the temperature information to the second PCB component 2c and the first PCB component 1d. The second PCB component 2c and the first PCB component 1d process the temperature signal to obtain temperature data and send the temperature data out through the antenna 1c.

[0025] Specifically, the first PCB assembly 1d includes PCB11d1 and PCB21d2 connected by a conductive spring pin 3, and the second PCB assembly 2c includes PCB32c1 connected to the PCB21d2 by a conductive spring pin 3, which not only ensures the electrical connection between the PCBs, but also is easier to assemble and disassemble than welding, screw 4 connection and other methods. When the first fixed shell 1a and the second fixed shell 2a are separated, the first PCB assembly 1d and the second PCB assembly 2c are also gradually separated.

[0026] Specifically, the PCB11d1 and PCB21d2 are fixed to the first fixed housing 1a by screws 4, and the PCB32c1 is fixed to the second fixed housing 2a by screws 4, so that the positions of the PCBs are firm, and the fixing method of the screws 4 is also easy to assemble.

[0027] Specifically, the first fixed shell 1a includes a cap 1a1 and a base 1a2, and two ends of the base 1a2 are respectively threadedly connected to the cap 1a1 and the second fixed shell 2a, and the threaded connection realizes a detachable connection between the first fixed shell 1a and the second fixed shell 2a.

[0028] Specifically, the power supply component 1b is an external power cord 1b1 electrically connected to the PCB11d1, the cap 1a1 includes a power cord cap 1a1a and a sensor cap 1a1b threadedly connected to the power cord cap 1a1a, the sensor cap 1a1b is threadedly connected to the second fixed shell 2a, the antenna 1c is located in the sensor cap 1a1b, the external power cord 1b1 is inserted through a through hole 5 opened in the middle of the power cord cap 1a1a, and the other end can be connected to an external power supply to realize external power supply.

[0029] Specifically, it also includes a power cord sealing ring 6, the inner wall of which fits with the external power cord 1b1, and the outer wall of which fits with the inner wall of the through hole 5, to fix the position of the external power cord 1b1 to prevent leakage due to wear of its surface.

[0030] Specifically, it also includes a plurality of sealing rings 8, which are respectively arranged on the outer periphery of the PCB11d1, PCB21d2 and PCB32c1 to further fix the positions of the PCB11d1, PCB21d2 and PCB32c1 and improve the stability during use.

[0031] Example 2

[0032] refer to Figure 4-6, which is different from Example 1, is that the power supply component 1b is a battery 1b2, a positive battery cell 1b3 and a negative battery cell 1b4 located at both ends of the battery 1b2, the battery 1b2, the positive battery cell 1b3 and the negative battery cell 1b4 are located in the cap 1a1, the negative battery cell 1b4 is electrically connected to the PCB11d1, and an insulating sticker 7 is provided on the periphery of the negative battery cell 1b4 to separate the battery 1b2 from the PCB11d1, so as to realize internal power supply.

[0033] It should be noted that the various embodiments in this specification are described in a progressive manner, and each embodiment focuses on the differences from other embodiments. The same or similar parts between the various embodiments can be referenced to each other.

[0034] The above description is only a description of the preferred embodiment of the utility model, and is not any limitation on the scope of the utility model. Any changes and modifications made by ordinary technicians in the field of the utility model based on the above disclosure shall fall within the scope of protection of the claims.

Claims

1. A split temperature sensor, characterized in that: The invention comprises a first assembly part (1) and a second assembly part (2); the first assembly part (1) comprises a first fixed shell (1a), a power supply component (1b), and an antenna (1c) and a first PCB component (1d) arranged in the first fixed shell (1a); the power supply component (1b) and the antenna (1c) are electrically connected to the first PCB component (1d) respectively; the second assembly part (2) comprises a second fixed shell (2a), a temperature probe (2b), and a second PCB component (2c) arranged in the second fixed shell (2a); the temperature probe (2b) is electrically connected to the second PCB component (2c); the first fixed shell (1a) and the second fixed shell (2a) are detachably connected; and the first PCB component (1d) and the second PCB component (2c) are detachably electrically connected.

2. A split temperature sensor according to claim 1, characterized in that: The first PCB assembly (1d) comprises a PCB1 (1d1) and a PCB2 (1d2) connected via a conductive spring pin (3), and the second PCB assembly (2c) comprises a PCB3 (2c1) connected to the PCB2 (1d2) via a conductive spring pin (3).

3. A split temperature sensor according to claim 2, characterized in that: The PCB1 (1d1) and PCB2 (1d2) are fixed to the first fixed housing (1a) by means of screws (4), and the PCB3 (2c1) is fixed to the second fixed housing (2a) by means of screws (4).

4. A split temperature sensor according to any one of claims 2 to 3, characterized in that: The first fixed shell (1a) comprises a cap (1a1) and a base (1a2), and two ends of the base (1a2) are respectively threadedly connected to the cap (1a1) and the second fixed shell (2a).

5. A split temperature sensor according to claim 4, characterized in that: The power supply component (1b) is an external power line (1b1) electrically connected to the PCB1 (1d1); the cap (1a1) comprises a power line cap (1a1a) and a sensor cap (1a1b) threadedly connected to the power line cap (1a1a); the sensor cap (1a1b) is threadedly connected to the second fixed housing (2a); the antenna (1c) is located inside the sensor cap (1a1b); and the external power line (1b1) is inserted through a through hole (5) opened in the middle of the power line cap (1a1a).

6. A split temperature sensor according to claim 5, characterized in that: It also includes a power line sealing ring (6), the inner wall of the power line sealing ring (6) is in contact with the external power line (1b1), and the outer wall of the power line sealing ring (6) is in contact with the inner wall of the through hole (5).

7. A split temperature sensor according to claim 4, characterized in that: The power supply component (1b) comprises a battery (1b2), a positive battery cell (1b3) and a negative battery cell (1b4) located at both ends of the battery (1b2); the battery (1b2), the positive battery cell (1b3) and the negative battery cell (1b4) are located inside the cap (1a1); the negative battery cell (1b4) is electrically connected to the PCB1 (1d1); and an insulating sticker (7) is provided around the negative battery cell (1b4) to separate the battery (1b2) from the PCB1 (1d1).

8. A split temperature sensor according to any one of claims 2 to 3, characterized in that: It also includes a plurality of sealing rings (8), which are respectively arranged on the outer peripheries of the PCB1 (1d1), PCB2 (1d2) and PCB3 (2c1).

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