Plunger pump pressure regulating mechanism

Abstract

The utility model relates to the technical field of pressure regulating mechanisms, in particular to a plunger pump pressure regulating mechanism which comprises a fixing mechanism, a protection mechanism and a main body mechanism, the protection mechanism is fixedly arranged in the middle of the fixing mechanism, the main body mechanism is fixedly arranged in the protection mechanism, and the fixing mechanism comprises a first control rod and a second control rod. A second control rod is fixedly arranged on one side of the first control rod, and pressure gauges are fixedly arranged on the surfaces of the first control rod and the second control rod. An oil inlet, an oil outlet and an oil leakage preventing opening are fixed to the surfaces of a rotating shaft protection shell and a compression protection shell, and a driving gear shaft, a fixed oil disc, a first semicircular oil groove, a second semicircular oil groove, a buckle connecting plate, a sealing leather cushion ring, a compression mounting column, an annular rotating shaft, a damping mounting column, a pressure spring, a magnet fixing column and a pressure piston set are fixed to one side of a driving supporting column. Due to the combined design of the inclined plane mounting disc, the air tightness of the plunger pump pressure regulating mechanism is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of pressure regulating mechanisms, in particular to a plunger pump pressure regulating mechanism. Background Art

[0002] The plunger pump is an important device in the hydraulic system. It relies on the reciprocating motion of the plunger in the cylinder to change the volume of the sealed working chamber to achieve the process of oil suction and oil pressure.

[0003] A plunger pump pressure regulating mechanism is disclosed in the specification of the Chinese utility model patent application CN207212655U, the main points of which are: comprising a valve body and a seat body, the valve body is provided with a water inlet cavity and a drainage cavity, the seat body is provided with a water storage cavity, a return pipe is provided on the inner wall of the water storage cavity, a manual return water flow channel is provided on the seat body, one end of the manual return water flow channel is connected to the drainage cavity, and the other end is connected to the water storage cavity, a mounting seat is fixedly connected to the outer wall of the seat body, a valve core is provided on the mounting seat, and the valve core includes a main body, a valve stem, a retaining ring, and a blocking block , spring, the end of the valve stem away from the blocking block protrudes from the outer wall of the valve body and is connected to a control seat, a first placement groove is symmetrically arranged on the control seat, and abutment blocks for abutting against the inner wall of the second placement groove are symmetrically arranged on the mounting seat. When manual pressure relief is required, it is only necessary to control the control seat to rotate to drive the valve stem to move, and it is only necessary to overcome part of the elastic force during rotation, so that the manual pressure relief process becomes more labor-saving and quick. However, the device does not solve the problem of easy adjustment and improving the air tightness of the plunger pump. For this reason, we propose a plunger pump pressure regulating mechanism. Utility Model Content

[0004] The purpose of the utility model is to provide a plunger pump pressure regulating mechanism to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A plunger pump pressure regulating mechanism comprises a fixing mechanism, a protection mechanism and a main body mechanism, wherein the protection mechanism is fixedly arranged in the middle of the fixing mechanism, the main body mechanism is fixedly arranged inside the protection mechanism, the fixing mechanism comprises a first control rod and a second control rod, the second control rod is fixedly arranged on one side of the first control rod, and pressure gauges are fixedly arranged on the surfaces of the first control rod and the second control rod.

[0007] Preferably, the protective mechanism includes a rotating shaft protective shell, an oil inlet, and an oil drain port. The rotating shaft protective shell is fixedly provided with an oil inlet, an oil drain port is fixedly provided on one side of the oil inlet, and a compression protective shell is fixedly provided on one side of the rotating shaft protective shell, which is conducive to better fixing the protective mechanism.

[0008] Preferably, an anti-oil leakage port is fixedly provided on the surface of the compression protective shell, a base protective shell is fixedly provided on one side of the compression protective shell, and a movable bolt group is fixedly provided on the surfaces of the rotating shaft protective shell, the compression protective shell and the base protective shell, which is conducive to better fixing the main structure of the plunger pump pressure regulator.

[0009] Preferably, the main body mechanism includes a driving support column, a driving gear shaft, and a fixed oil pan. The driving support column is fixedly provided with a driving gear shaft on one side, and the driving gear shaft is fixedly provided with a fixed oil pan on one side, which is conducive to better fixing the main body mechanism.

[0010] Preferably, a first semicircular oil groove is opened on the surface of the fixed oil pan, a second semicircular oil groove is fixedly arranged on one side of the first semicircular oil groove, slot columns are fixedly arranged on the surfaces of the first semicircular oil groove and the second semicircular oil groove, a snap connecting plate is fixedly arranged on one side of the fixed oil pan, a sealing leather gasket ring is fixedly arranged on one side of the snap connecting plate, a compression mounting column is fixedly arranged on one side of the sealing leather gasket ring, an internal annular rotating shaft is fixedly arranged inside the compression mounting column, and a damping mounting column is fixedly arranged inside the annular rotating shaft, which is conducive to better control of the plunger pump pressure regulator.

[0011] Preferably, a pressure spring is fixedly arranged inside the damping mounting column, a magnet fixing column is fixedly arranged on one side of the pressure spring, a ball is fixedly arranged on one side of the magnet fixing column, a movable disk is fixedly arranged on the surface of the ball, a plurality of pressure piston groups are fixedly arranged inside the movable disk, and a sloped mounting disk is fixedly arranged on one side of the pressure piston group, which is conducive to better driving the plunger pump pressure regulator.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The plunger pump pressure regulating mechanism improves the air tightness of the plunger pump pressure regulating mechanism through the combined design of a shaft protection shell, a fixed oil inlet, an oil discharge port, an anti-leakage oil port on the surface of the compression protection shell, and a fixed driving gear shaft on one side of a driving support column, a fixed oil pan, a first semicircular oil groove, a second semicircular oil groove, a snap-on connecting plate, a sealing leather gasket ring, a compression mounting column, an annular rotating shaft, a damping mounting column, a pressure spring, a magnet fixing column, a pressure piston group, and a bevel mounting plate.

[0014] 2. The plunger pump pressure regulating mechanism realizes the purpose 1 of facilitating the plunger pump pressure regulating machine to follow the Queen's instructions through the combined design of the first control rod, the second control rod and the top fixed pressure gauge of the fixing mechanism. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the surface structure of the plunger pump pressure regulating mechanism of the utility model;

[0016] Figure 2This is a schematic diagram of the internal structure of the plunger pump pressure regulating mechanism of the utility model;

[0017] Figure 3 This is a schematic diagram of the top structure of the fixed oil pan of the utility model;

[0018] Figure 4 It is a schematic diagram of the top structure of the movable disc of the utility model.

[0019] In the figure: 1. fixing mechanism; 101. first control rod; 102. second control rod; 103. pressure gauge; 2. protection mechanism; 201. shaft protection shell; 202. oil inlet; 203. oil outlet; 204. compression protection shell; 205. oil leakage prevention port; 206. base protection shell; 207. movable bolt group; 3. main mechanism; 301. driving support column; 302. driving gear shaft; 303. fixed oil pan; 304. first semicircular oil groove; 305. second semicircular oil groove; 306. slot column; 307. snap-fit ​​connecting plate; 308. sealing leather gasket; 309. compression mounting column; 310. annular shaft; 311. damping mounting column; 312. pressure spring; 313. magnet fixing column; 314. ball; 315. movable disc; 316. pressure piston group; 317. inclined mounting plate. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-Figure 4 As shown, the utility model provides a technical solution of a plunger pump pressure regulating mechanism:

[0022] A plunger pump pressure regulating mechanism comprises a fixing mechanism 1, a protection mechanism 2, and a main mechanism 3. The protection mechanism 2 is fixedly arranged in the middle of the fixing mechanism 1, and the main mechanism 3 is fixedly arranged inside the protection mechanism 2. The fixing mechanism 1 comprises a first control rod 101 and a second control rod 102. The second control rod 102 is fixedly arranged on one side of the first control rod 101, and pressure gauges 103 are fixedly arranged on the surfaces of the first control rod 101 and the second control rod 102.

[0023] In this embodiment, preferably, the protective mechanism 2 includes a rotating shaft protective shell 201, an oil inlet 202, and an oil outlet 203. The rotating shaft protective shell 201 is fixedly provided with an oil inlet 202, an oil outlet 203 is fixedly provided on one side of the oil inlet 202, and a compression protective shell 204 is fixedly provided on one side of the rotating shaft protective shell 201, which is conducive to better fixing the protective mechanism 2.

[0024] In this embodiment, preferably, an anti-oil leakage port 205 is fixedly provided on the surface of the compression protective shell 204, a base protective shell 206 is fixedly provided on one side of the compression protective shell 204, and a movable bolt group 207 is fixedly provided on the surfaces of the rotating shaft protective shell 201, the compression protective shell 204, and the base protective shell 206, which is conducive to better fixing the main structure of the plunger pump pressure regulator.

[0025] In this embodiment, preferably, the main body mechanism 3 includes a driving support column 301, a driving gear shaft 302, and a fixed oil pan 303. The driving support column 301 is fixedly provided with a driving gear shaft 302 on one side, and the driving gear shaft 302 is fixedly provided with a fixed oil pan 303 on one side, which is conducive to better fixing the main body mechanism 3.

[0026] In the present embodiment, preferably, a first semicircular oil groove 304 is opened on the surface of the fixed oil pan 303, a second semicircular oil groove 305 is fixedly arranged on one side of the first semicircular oil groove 304, a slot column 306 is fixedly arranged on the surfaces of the first semicircular oil groove 304 and the second semicircular oil groove 305, a snap-on connecting plate 307 is fixedly arranged on one side of the fixed oil pan 303, a sealing leather gasket ring 308 is fixedly arranged on one side of the snap-on connecting plate 307, a compression mounting column 309 is fixedly arranged on one side of the sealing leather gasket ring 308, an internal annular rotating shaft 310 is fixedly arranged inside the compression mounting column 309, and a damping mounting column 311 is fixedly arranged inside the annular rotating shaft 310, which is conducive to better control of the plunger pump pressure regulator.

[0027] In this embodiment, preferably, a pressure spring 312 is fixedly arranged inside the damping mounting column 311, a magnet fixing column 313 is fixedly arranged on one side of the pressure spring 312, a ball 314 is fixedly arranged on one side of the magnet fixing column 313, a movable disk 315 is fixedly arranged on the surface of the ball 314, a plurality of pressure piston groups 316 are fixedly arranged inside the movable disk 315, and a sloped mounting disk 317 is fixedly arranged on one side of the pressure piston group 316, which is conducive to better driving the plunger pump pressure regulator.

[0028] When in use, a plunger pump pressure regulating mechanism of the present embodiment connects the oil inlet 202, the oil outlet 203, the compression protection shell 204 and the anti-leakage oil port 205 on the surface of the shaft protection shell 201. The oil enters the oil inlet 202 through the oil inlet 202. The oil is compressed by the damping mounting column 311, the pressure spring 312, the magnet fixing column 313 and the pressure piston group 316 to give power to the external motor, thereby achieving the purpose of the plunger pump pressure regulating mechanism to give power to the large motor.

[0029] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A plunger pump pressure regulating mechanism, comprising a fixing mechanism (1), a protection mechanism (2), and a main body mechanism (3), characterized in that; The protection mechanism (2) is fixedly arranged in the middle of the fixing mechanism (1), the main mechanism (3) is fixedly arranged inside the protection mechanism (2), the fixing mechanism (1) comprises a first control rod (101) and a second control rod (102), the second control rod (102) is fixedly arranged on one side of the first control rod (101), and pressure gauges (103) are fixedly arranged on the surfaces of the first control rod (101) and the second control rod (102).

2. A plunger pump pressure regulating mechanism according to claim 1, characterized in that: The protection mechanism (2) comprises a rotating shaft protection shell (201), an oil inlet (202), and an oil outlet (203); the rotating shaft protection shell (201) is fixedly provided with the oil inlet (202); the oil outlet (203) is fixedly provided on one side of the oil inlet (202); and a compression protection shell (204) is fixedly provided on one side of the rotating shaft protection shell (201).

3. A plunger pump pressure regulating mechanism according to claim 2, characterized in that: An anti-oil leakage port (205) is fixedly arranged on the surface of the compression protection shell (204), a base protection shell (206) is fixedly arranged on one side of the compression protection shell (204), and a movable bolt group (207) is fixedly arranged on the surfaces of the rotating shaft protection shell (201), the compression protection shell (204), and the base protection shell (206).

4. A plunger pump pressure regulating mechanism according to claim 1, characterized in that: The main body mechanism (3) comprises a driving support column (301), a driving gear shaft (302), and a fixed oil pan (303); the driving gear shaft (302) is fixedly arranged on one side of the driving support column (301), and the fixed oil pan (303) is fixedly arranged on one side of the driving gear shaft (302).

5. A plunger pump pressure regulating mechanism according to claim 4, characterized in that: A first semicircular oil groove (304) is provided on the surface of the fixed oil pan (303), a second semicircular oil groove (305) is fixedly provided on one side of the first semicircular oil groove (304), a slot column (306) is fixedly provided on the surfaces of both the first semicircular oil groove (304) and the second semicircular oil groove (305), a buckle connecting plate (307) is fixedly provided on one side of the fixed oil pan (303), a sealing leather gasket ring (308) is fixedly provided on one side of the buckle connecting plate (307), a compression mounting column (309) is fixedly provided on one side of the sealing leather gasket ring (308), an internal annular rotating shaft (310) is fixedly provided inside the compression mounting column (309), and a damping mounting column (311) is fixedly provided inside the annular rotating shaft (310).

6. A plunger pump pressure regulating mechanism according to claim 5, characterized in that: A pressure spring (312) is fixedly arranged inside the damping mounting column (311), a magnet fixing column (313) is fixedly arranged on one side of the pressure spring (312), a ball (314) is fixedly arranged on one side of the magnet fixing column (313), a movable disc (315) is fixedly arranged on the surface of the ball (314), a plurality of pressure piston groups (316) are fixedly arranged inside the movable disc (315), and a slope mounting disc (317) is fixedly arranged on one side of the pressure piston group (316).

Images