Direct-connected integrated gear pump
A gear pump and integrated technology, which is applied in the direction of pumps, rotary piston pumps, liquid fuel engines, etc., can solve the problems of many connecting parts and complex structures, achieve high coaxial precision, improve build-up tolerances, and reduce the number of parts Effect
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[0012] Specific embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings.
[0013] Such as Figure 1 ~ Figure 4 As shown, the present invention includes a front end cover coupling body 10 and a rear end cover pump body 4, the front end cover coupling body 10 and the rear end cover pump body 4 are fixedly connected, and the rear end cover pump body 4 is provided with an oil inlet 1, an oil outlet One-way valve 2 at the port and overpressure protection valve 3, the one-way valve 2 at the oil outlet and the overpressure protection valve 3 are integrally connected, the inner cavity of the rear end cover pump body 4 is inlaid with wear-resistant alloy castings 5, the front end cover connecting body 10, the rear end cover The end cover pump body 4, the oil inlet 1, the oil outlet check valve 2 and the overpressure protection valve 3 are die-cast into an integral communication structure, and the rear end cover pump body 4 is...
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