A kind of grease gun for automobile overhaul with adjustable gun barrel length
An adjustable, grease gun technology, applied in the direction of engine lubrication, manual lubricant supply, mechanical equipment, etc., can solve the problems of water leakage, complex shape, insufficient oil filling, etc., and achieve the effect of convenient use, scientific structure and reasonable design.
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[0019] The technical solution of this patent will be further described in detail below in conjunction with specific embodiments.
[0020] see Figure 1-3 , a grease gun for automobile maintenance with adjustable barrel length, comprising a gun head 8, an oil cylinder 11 and a pull rod 16; the inner end surface of the gun head 8 is fixedly connected to the oil inlet oil seal 9, and the gun head 8 passes The oil port oil cover 9 and the oil cylinder 11 are sealed and connected, and have a sealing function; the plunger 4 is fixedly installed on the upper end surface of the gun head 8, and has a guiding function; the outer end surface of the gun head 8 is fixedly provided with a connecting piece 5, and the connecting rod 2 is hinged on the outer end of the connecting piece 5, which has the function of facilitating the rotation of the connecting rod 2; one end of the oil inlet valve stop nail 3 is riveted with the connecting rod 2, and the other end is slidingly connected in the in...
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