Temperature pressure sensor assembly
A sensor assembly, temperature and pressure technology, applied in the field of sensors, can solve the problems of complex assembly process and high production cost, and achieve the effects of simple overall structure, increased accuracy, and reduced assembly difficulty
Pending Publication Date: 2021-07-13
ZHEJIANG SANHUA INTELLIGENT CONTROLS CO LTD
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Problems solved by technology
[0003] The temperature sensor in the related art is placed in a tubular element with closed ends, and the temperature sensor and its relatively slender lead wires need to be assembled into the tubular element 165. The assembly process is complicated and the production cost is high.
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[0026] Please refer to Figure 2 to Figure 19 , a temperature and pressure sensor assembly 100 provided by this application can be installed in various valves at specific positions, such as installed in an electronic expansion valve of a thermal management system, to detect the pressure parameters and temperature parameters of the refrigerant, or it can be Installed in some pipelines to detect the pressure parameters and temperature parameters of the fluid.
[0027] Please refer to figure 2 , the temperature and pressure sensor assembly 100 is arranged on the pipe wall of the pipe 200, and the pipe 200 has the function of making the fluid move along the first direction (ie, Figure 14 The closed liquid-tight channel 201 for lateral flow shown in . The temperature and pressure sensor assembly 100 of the present application includes a circuit module 2 , a pressure sensing element 4 , a base 5 and a temperature sensing element 6 . The base 5 has a first surface 501 and a seco...
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The invention provides a temperature and pressure sensor assembly. The temperature and pressure sensor assembly comprises a circuit module, a pressure sensing element, a base and a temperature sensing element. The base is provided with a first surface and a second surface which are arranged oppositely, the base is provided with a channel, a first port and a second port, the first port and the second port are communicated with the channel, the first port is located on the second surface, and the second port is located on the first surface. The pressure sensing element is provided with a third surface and a fourth surface which are arranged oppositely, and the third surface faces the first surface of the base. The circuit module is located on the side of the fourth surface of the pressure sensing element. The temperature sensing element comprises a conductive part and a head part which is connected with the conductive part and used for sensing the temperature of fluid, and the head part is located on the side where the second surface of the base is located. The conductive part is electrically connected with the circuit module and the head part, the base is subjected to injection molding by taking the conductive part as an injection molding insert, and the base covers at least one part of the conductive part. The temperature and pressure sensor assembly provided by the invention is simple to assemble.
Description
technical field [0001] The present application relates to the technical field of sensors, in particular to a temperature and pressure sensor assembly. Background technique [0002] Such as figure 1 As shown, a related art sensor assembly 100 includes a rectangular pressure sensor element 130 , an electronic circuit 120 and a temperature sensor element 170 . The sensor assembly 100 communicates fluid to the surface of the pressure sensor element 130 for sensing pressure through an open fluid-tight channel inlet opening 175 and isolates the temperature sensor 170 and wire 160 from the fluid through a closed fluid-tight channel. The wires 160 extend within the elongated tubular member 165 and connect to the circuit board 120 from the side through holes in the base. [0003] The temperature sensor in the related art is placed in a tubular element with a closed end, and the temperature sensor and its relatively slender leads need to be assembled into the tubular element 165 , t...
Claims
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IPC IPC(8): G01D21/02G01D11/24
CPCG01D11/24G01D21/02
Inventor 饶欢欢万霞逯新凯郭雨辰黄隆重黄宁杰
Owner ZHEJIANG SANHUA INTELLIGENT CONTROLS CO LTD