High pressure water injection well wellhead pressure gauge connector and its matching wrench
A wellhead pressure, water injection well technology, applied in the direction of wrench, wellbore/well components, measurement, etc., can solve the problem of high injection pressure of needle valve, hurt people, running and dripping, etc., to achieve good pressure transfer effect, improve venting Efficiency, low economic cost effect
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[0026] The present invention will be described in further detail below in conjunction with the embodiments in the accompanying drawings, but this does not constitute any limitation to the present invention.
[0027] Such as Figure 1~4 As shown, a wellhead pressure gauge connector of a high-pressure water injection well includes a pressure gauge 1, a pressure gauge joint 2, a sensing component 3, a connecting neck 4, a venting component 5, and a ball valve component 6; the pressure gauge 1 is installed on the pressure gauge joint 2 Above, the pressure gauge connector 2 is connected to the sensor assembly 3 through the thread provided on the upper end of the sensor assembly 3; the connection neck 4, the vent assembly 5, and the hollow part of the ball valve assembly 6 form a liquid passage 7.
[0028] Such as image 3 As shown, the sensing assembly 3 includes a pressure gauge sensor 301, a pressure sensor 302, a pressure sensing diaphragm 1 303, an antifreeze oil addition port...
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