Water pressure regulation and control type high-pressure pump valve seat

Abstract

The invention discloses a water pressure regulation and control type high-pressure pump valve seat, and belongs to the technical field of high-pressure pumps. The device comprises a base, and is characterized in that a mounting box is mounted on the base, and a moving assembly for controlling the mounting box to move and adjust is mounted on the base; a rotating assembly is installed on the fixing plate, a pump body is fixedly installed on the rotating assembly, and a water valve knob is installed on the pump body. The movable assembly is installed, the position of a water valve can be conveniently adjusted, meanwhile, the lifting assembly is installed on the installation box, the height of a pump body can be adjusted by rotating a rotary button, meanwhile, the angle of the pump body is adjusted through the rotary assembly, the angle is fixed, and therefore the device can be conveniently applied to pipelines in different scenes, and the practicability is high. And meanwhile, the pre-fixing assembly is installed in the connecting pipe head, pre-fixing treatment can be conducted on the water pipe head, and fixing can be achieved through the fixing assembly after pre-fixing is completed.

Description

Technical Field

[0001] The present invention relates to the technical field of high-pressure pumps, and in particular to a water pressure regulating high-pressure pump valve seat. Background Art

[0002] The high-pressure pump valve seat is a key component used in high-pressure pumps, and its main function is to control the flow of fluid. The high-pressure pump valve seat has a simple structure, small size, light weight, and is tight and reliable. The high-pressure pump valve seat is usually used to control the flow of fluid in a high-pressure fluid system. Its design makes the fluid resistance small, the operation is convenient, the opening and closing is fast, and the maintenance is convenient. Since the high-pressure pump valve seat is installed at different control positions of the water pipe, the existing high-pressure pump valve seat is more troublesome to install, and cannot be adjusted according to the angle of the pipeline during installation. At the same time, it is more troublesome to connect the pipeline with the water valve structure during installation, and it cannot serve as a calibration point well to facilitate fixed installation between pipelines. Summary of the invention

[0003] In order to achieve the above object, the present invention adopts the following technical solutions: A water pressure regulating high-pressure pump valve seat comprises a base, a mounting box is mounted on the base, and a moving component for controlling the mounting box to move and adjust is mounted on the base; The moving assembly includes a slider, a mounting groove is provided on the base, the width of the mounting box matches the mounting groove, a slide groove is provided in the mounting groove, the slider is fixedly connected to the bottom of the mounting box, and a lifting assembly is installed on the mounting box; The lifting assembly includes a second rotating shaft, which is rotatably installed in the installation box, and the second rotating shaft rotates and penetrates the upper wall of the installation box, one end of the second rotating shaft located on the inner side of the installation box is fixedly connected to a bevel gear one, the side wall of the installation box is rotatably connected to a third rotating shaft, and the third rotating shaft rotates and penetrates the side wall of the installation box, one end of the third rotating shaft located on the inner side of the installation box is fixedly connected to a bevel gear two, the bevel gear two is matched and meshed with the bevel gear one, one end of the second rotating shaft located on the outer side of the installation box is fixedly connected to a screw, the upper wall of the installation box is slidably connected to a straight plate, the straight plate is fixedly connected to a threaded barrel, the threaded barrel and the screw are matched for threaded transmission, a plurality of connecting rods are fixedly connected to the straight plate, and the ends of the connecting rods are fixedly connected to a fixed plate; A rotating assembly is installed on the fixed plate, a pump body is fixedly installed on the rotating assembly, a water valve knob is installed on the pump body, both sides of the pump body are connected with pipes, the ends of the pipes are connected with protective pipes, the ends of the protective pipes are connected with connecting pipe heads, a pre-fixing assembly is installed in the connecting pipe head, and a fixing assembly is also installed on the connecting pipe head.

[0004] Preferably, the rotating assembly includes a bracket 1, the bracket 1 is fixedly connected to the upper end of the fixed plate, the bracket 1 is rotatably connected to a rotating shaft 1, the rotating shaft 1 is fixedly connected to a rotating plate 1, the rotating plate 1 is fixedly connected to a pump body, the rotating shaft 1 is fixedly connected to a gear, a side wall of the bracket is fixedly connected to a protrusion, the protrusion is fixedly connected to a telescopic rod 1, the end of the telescopic rod 1 is fixedly connected to a latch tooth, and the latch tooth matches the gear.

[0005] Preferably, the pre-fixing component is a symmetrical structure, the pre-fixing component includes an inclined plate, an installation cavity is opened in the connecting pipe head, the inclined plate is slidably installed in the installation cavity, the side wall of the connecting pipe head is slidably connected with a sliding rod 1, the sliding rod 1 slides through the connecting pipe head, the side of the sliding rod 1 located in the installation cavity is fixedly connected to the inclined plate, and the end of the sliding rod 1 located outside the connecting pipe head is fixedly connected to a pull plate, a spring 1 is fixedly connected between the inclined plate and the installation cavity, the side wall of the inclined plate is fixedly connected to a connecting plate, and the end of the connecting plate is fixedly connected to a limited A positioning plate, a telescopic tube is fixedly connected to the connecting point between the connecting pipe head and the protective tube, a waterproof gasket is fixedly connected to the telescopic tube, protrusions are fixedly connected to both sides of the telescopic tube, a sliding rod 2 is slidably connected to the connecting pipe head, one end of the sliding rod 2 located on the inner side of the connecting pipe head is fixedly connected to the protrusion, a spring 2 is fixedly connected between the protrusion and the inner wall of the installation cavity, a plurality of groups of telescopic rods 3 are fixedly connected to the side wall of the protective tube, a slip ring is fixedly connected to the telescopic rod 3, and one end of the sliding rod 2 located on the outer side of the connecting pipe head is fixedly connected to the slip ring.

[0006] Preferably, the fixing assembly includes a bracket 2, and the two brackets 2 are respectively fixedly connected to the upper and lower ends of the connecting pipe head, and the two brackets 2 are rotatably connected to a rotating shaft 4, and the rotating shaft 4 is fixedly connected to a rotating plate 2, and the end of the rotating plate 2 is fixedly connected to a cover plate, and the cover plate is a semicircular structure, and multiple groups of screw holes are opened on the cover plate.

[0007] Preferably, a plurality of mounting seats are fixedly connected to the lower end of the base, and a plurality of mounting holes are formed on the mounting seats.

[0008] Preferably, one end of the rotating shaft 3 located outside the installation box is fixedly connected with a rotating knob.

[0009] Preferably, a side panel is fixedly mounted on the side wall of the base, a slide rail is opened on the side panel, a slide plate is slidably linked in the slide rail, and the slide plate is fixedly connected to the installation box.

[0010] Preferably, a second telescopic rod is fixedly connected between the straight plate and the installation box.

[0011] Compared with the prior art, the present invention has the following beneficial effects: 1. Install a moving component on the base to facilitate the position adjustment of the water valve. Install a lifting component on the installation box. By rotating the knob, the height of the pump body can be adjusted. At the same time, the angle of the pump body can be adjusted by rotating the component and fixed. This allows the device to be easily applied to pipelines in different scenarios, improving the applicability of the device. 2. Connect a protective pipe to the pipeline of the pump body, and at the same time connect the end of the protective pipe to the connecting pipe head, and install a pre-fixing component in the connecting pipe head. The water pipe head can be pre-fixed, and then the water pipe head can be fixed by the fixing component, thereby realizing the fixing of the water pipe head and making the installation and connection of the pipe head more convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a structural schematic diagram of a water pressure regulating high-pressure pump valve seat proposed by the present invention; Figure 2 This is a structural schematic diagram of a cross-section of a valve seat of a water pressure regulating high-pressure pump proposed by the present invention; Figure 3 is a schematic structural diagram of a lifting assembly in an embodiment of the present invention; Figure 4 is a schematic diagram of the structure of a mobile component in an embodiment of the present invention; Figure 5 is a schematic structural diagram of a rotating assembly and a fixed assembly in an embodiment of the present invention; Figure 6 It is a schematic structural diagram of a pre-fixing component in an embodiment of the present invention.

[0013] In the figure: 1 base, 2 pump body, 3 moving component, 31 mounting groove, 32 slide, 33 slider, 4 rotating component, 41 bracket 1, 42 shaft 1, 43 rotating plate 1, 44 gear, 45 convex plate, 46 telescopic rod 1, 47 latch, 5 lifting component, 51 shaft 2, 52 bevel gear 1, 53 bevel gear 2, 54 shaft 3, 55 screw, 56 straight plate, 57 threaded cylinder, 58 connecting rod, 59 fixed plate, 6 pipeline, 7 protective tube, 8 pre-fixed component, 81 inclined plate, 82 slide 1, 83 spring 1, 84 connecting plate, 85 limit plate, 86 telescopic tube, 87 bump, 88 slide bar 2, 89 spring 2, 9 fixing assembly, 91 bracket 2, 92 rotating shaft 4, 93 rotating plate 2, 94 cover plate, 95 screw hole, 10 installation box, 11 mounting seat, 12 mounting hole, 13 knob, 14 side plate, 15 slide rail, 16 connecting pipe head, 17 telescopic rod 2, 18 water valve knob, 19 slide plate, 20 knob 2, 21 telescopic rod 3, 22 installation cavity, 23 waterproof gasket. DETAILED DESCRIPTION

[0014] See also Figure 1-Figure 6, a water pressure regulating high pressure pump valve seat, comprising a base 1, a mounting box 10 is mounted on the base 1, and a moving component 3 for controlling the mounting box 10 to move and adjust is mounted on the base 1; The moving assembly 3 includes a slider 33. The base 1 is provided with an installation groove 31. The width of the installation box 10 matches the installation groove 31. A slide groove 32 is provided in the installation groove 31. The slider 33 is fixedly connected to the bottom of the installation box 10. The installation box 10 is provided with a lifting assembly 5 to push the installation box 10. The installation box 10 slides in the installation groove 31 through the cooperation of the slider 33 and the slide groove 32. The lifting assembly 5 includes a second rotating shaft 51, which is rotatably installed in the installation box 10, and the second rotating shaft 51 rotates and penetrates the upper wall of the installation box 10, and the second rotating shaft 51 is located on the inner side of the installation box 10. The end of the second rotating shaft 51 is fixedly connected to the bevel gear 1 52, and the side wall of the installation box 10 is rotatably connected to the third rotating shaft 54, and the third rotating shaft 54 ​​rotates and penetrates the side wall of the installation box, and the end of the third rotating shaft 54 ​​located on the inner side of the installation box is fixedly connected to the second bevel gear 53, and the second bevel gear 53 is matched and meshed with the first bevel gear 52, and the end of the second rotating shaft 51 located on the outer side of the installation box is fixedly connected to the screw 55, and the upper wall of the installation box 10 is slidably connected to a straight plate 56, a threaded barrel 57 is fixedly connected to the straight plate 56, and the threaded barrel 57 matches the screw 55 for threaded transmission. A plurality of connecting rods 58 are fixedly connected to the straight plate 56, and a fixed plate 59 is fixedly connected to the end of the connecting rod 58. The rotating shaft 3 54 is rotated, and the rotating shaft 3 54 drives the bevel gear 2 53 to rotate, and the bevel gear 2 53 drives the bevel gear 1 52 to rotate, and the bevel gear 1 52 drives the rotating shaft 2 51 to rotate, and the rotating shaft 2 51 drives the screw 55 to rotate. The screw 55 drives the straight plate 56 to move up and down through the cooperation with the threaded barrel 57, so that the straight plate 56 drives the fixed plate 59 to move up and down through the connecting rod 58. Adjustment; A rotating component 4 is installed on the fixed plate 59, a pump body 2 is fixedly installed on the rotating component 4, a water valve knob 18 is installed on the pump body 2, both sides of the pump body 2 are connected with pipes 6, the end of the pipe 6 is connected with a protective pipe 7, the end of the protective pipe 7 is connected with a connecting pipe head 16, a pre-fixed component 8 is installed in the connecting pipe head 16, and a fixed component 9 is also installed on the connecting pipe head 19.

[0015] The rotating assembly 4 includes a bracket 41, which is fixedly connected to the upper end of the fixed plate 59. The bracket 41 is rotatably connected to a rotating shaft 42, and a rotating plate 43 is fixedly connected to the rotating shaft 42. The rotating plate 43 is fixedly connected to the pump body 2, and a gear 44 is fixedly connected to the rotating shaft 41. A protrusion 45 is fixedly connected to the side wall of the bracket 41, and a telescopic rod 46 is fixedly connected to the protrusion 45. A tooth 47 is fixedly connected to the end of the telescopic rod 46, and the tooth 47 matches the gear 44. In the initial state, the tooth 47 is engaged with the gear 44. When the angle needs to be adjusted, the tooth 47 is slid downward, and the tooth 47 moves downward through the cooperation of the telescopic rod 46 and the protruding plate 45. At this time, the tooth 47 cancels the engagement with the gear 44. After the pump body 2 is rotated to a suitable angle, the tooth 47 is restored to its original position, so that the tooth 47 and the gear 44 are restored to the engaged state.

[0016] The pre-fixing component is a symmetrical structure. The pre-fixing component 8 includes an inclined plate 81. An installation cavity 22 is opened in the connecting pipe head 16. The inclined plate 81 is slidably installed in the installation cavity 22. A sliding rod 82 is slidably connected to the side wall of the connecting pipe head 16. The sliding rod 82 slides through the connecting pipe head 16. The sliding rod 82 is located on one side of the installation cavity 22 and is fixedly connected to the inclined plate 81, and the end of the sliding rod 82 located on the outside of the connecting pipe head 16 is fixedly connected to the pull plate 20. A spring 83 is fixedly connected between the inclined plate 81 and the installation cavity 22. A connecting plate 84 is fixedly connected to the side wall of the inclined plate 81. The end of the connecting plate 84 is fixedly connected to a limiting plate 85. A telescopic tube 86 is fixedly connected to the connecting portion of the connecting pipe head 16 and the protective tube 7. A waterproof gasket 23 is fixedly connected to the telescopic tube 86. Both sides of the telescopic tube 86 are fixedly connected to bumps 87. A sliding rod 288 is slidably connected to the connecting pipe head 16. The sliding rod 288 is located at one end of the inner side of the connecting pipe head 16 and is fixedly connected to the bump The block 87 is fixedly connected, and a spring 289 is fixedly connected between the protrusion 87 and the inner wall of the installation cavity 22. A plurality of telescopic rods 3 21 are fixedly connected to the side wall of the protective tube 7, and a slip ring is fixedly connected to the telescopic rod 3 21. One end of the slide rod 28 is located on the outer side of the connecting pipe head 16 and is fixedly connected to the slip ring. When the water pipe needs to be pre-fixed, the water pipe head is aligned with the installation cavity 22 and inserted. The water pipe head squeezes the inclined plates 81 on both sides, so that the inclined plates 81 on both sides slide to both sides respectively. The inclined plates 81 on both sides respectively drive the two slide rods 1 82 to move to both sides and squeeze the spring 1 83. In the initial state, the limit plate 85 is in conflict with the protrusion 87, and the spring 289 is in a compressed state. When the inclined plate 81 moves, the limit plate 85 cancels the limit on the protrusion 87, and the telescopic tube 86 fits with the water pipe head under the elastic force of the spring 289, and cooperates with the waterproof gasket 23 to prevent the water pipe head from leaking.

[0017] The fixing assembly 9 includes a bracket 91, and the two brackets 91 are fixedly connected to the upper and lower ends of the connecting pipe head 16, respectively. The two brackets 91 are rotatably connected to the rotating shaft 92, and the rotating shaft 92 is fixedly connected to the rotating plate 93. The end of the rotating plate 93 is fixedly connected to the cover plate 94, which is a semicircular structure and has multiple sets of screw holes 95. In the initial state of the fixing assembly 9, Figure 5 As shown, when the water pipe head has completed the pre-fixing treatment and needs to be fixedly connected, the cover plates 94 on the upper and lower sides are rotated so that the cover plates 97 on both sides cover the side walls of the connecting pipe head 16, and the two cover plates 97 form a hollow circle structure. Then, the connecting pipe head 16 and the water pipe head are fixed by using bolts through the screw holes to avoid the connection from breaking due to excessive water pressure after the water flow is passed.

[0018] A plurality of mounting seats 11 are fixedly connected to the lower end of the base 1 , and a plurality of mounting holes 12 are formed on the mounting seats 11 . The mounting holes 12 facilitate the installation and fixation of the base 1 .

[0019] One end of the rotating shaft 3 54 located outside the installation box 10 is fixedly connected with a rotating knob 13, and the lifting assembly 5 can be conveniently adjusted by installing the rotating knob 13.

[0020] The side wall of the base 1 is fixedly mounted with a side panel 14, on which a slide rail 15 is provided. A slide plate 19 is slidably linked in the slide rail 15, and the slide plate 19 is fixedly connected to the installation box 10. Through the cooperation of the slide plate 19 and the slide rail 15, the installation box 10 can be made more stable when being moved and adjusted.

[0021] A telescopic rod 17 is fixedly connected between the straight plate 56 and the installation box 10. By installing the telescopic rod 17, the stability of the straight plate 56 when moving up and down can be improved.

[0022] In the present invention, the base 1 is first fixedly installed in a suitable position. When the position of the installation box 10 needs to be adjusted, the installation box 10 is pushed, and the installation box 10 slides in the installation groove 31 through the cooperation of the slider 33 and the slide groove 32; then the rotating shaft 34 is rotated, the rotating shaft 34 drives the bevel gear 2 53 to rotate, the bevel gear 2 53 drives the bevel gear 1 52 to rotate, the bevel gear 1 52 drives the rotating shaft 2 51 to rotate, the rotating shaft 2 51 drives the screw rod 55 to rotate, the screw rod 55 drives the straight plate 56 to move up and down through the cooperation with the threaded cylinder 57, so that the straight plate 56 drives the fixed plate 59 to move up and down through the connecting rod 58 for adjustment; after completing the height adjustment, when the angle of the pump body 2 is adjusted, the latching tooth 47 is slid downward, and the latching tooth 47 moves downward through the cooperation of the telescopic rod 1 46 and the convex plate 45. At this time, the latching tooth 47 cancels the engagement with the gear 44, and after the pump body 2 is rotated to a suitable angle, the latching tooth 47 is restored to its original position. When the water pipe needs to be pre-fixed, the water pipe head is aligned with the installation cavity 22 and inserted, and the water pipe head squeezes the inclined plates 81 on both sides, so that the inclined plates 81 on both sides slide to both sides respectively, and the inclined plates 81 on both sides respectively drive the two slide bars 82 to move to both sides and squeeze the spring 83. When the inclined plates 81 move, the limit plate 85 cancels the limit of the protrusion 87, and the telescopic tube 86 fits with the water pipe head under the elastic force of the spring 89, and cooperates with the waterproof gasket 23 to avoid water leakage in the water pipe head. Subsequently, the cover plates 94 on the upper and lower sides are rotated so that the cover plates 97 on both sides cover the side walls of the connecting pipe head 16, and the two cover plates 97 form a hollow circle structure. Subsequently, the connecting pipe head 16 and the water pipe head are fixed with bolts through the screw holes to avoid the connection from being broken due to excessive water pressure after the water flow is introduced.

Claims

1. A water pressure regulating high pressure pump valve seat, comprising a base (1), characterized in that: The base (1) is provided with a mounting box (10), and the base (1) is provided with a moving component (3) for controlling the mounting box (10) to move and adjust. The moving assembly (3) comprises a sliding block (33), the base (1) is provided with a mounting groove (31), the width of the mounting box (10) matches the mounting groove (31), a sliding groove (32) is provided in the mounting groove (31), the sliding block (33) is fixedly connected to the bottom of the mounting box (10), and a lifting assembly (5) is installed on the mounting box (10); The lifting assembly (5) comprises a second rotating shaft (51), the second rotating shaft (51) being rotatably mounted in the installation box (10), and the second rotating shaft (51) rotatably penetrates the upper wall of the installation box (10), and the second rotating shaft (51) is located on the inner side of the installation box (10) and is fixedly connected to a bevel gear (52), and the side wall of the installation box (10) is rotatably connected to a third rotating shaft (54), and the third rotating shaft (54) is rotatably penetrates the side wall of the installation box, and the third rotating shaft (54) is located on the inner side of the installation box and is fixedly connected to a bevel gear (2). (53), the bevel gear 2 (53) is matched and meshed with the bevel gear 1 (52), one end of the rotating shaft 2 (51) located outside the installation box is fixedly connected to a screw rod (55), the upper wall of the installation box (10) is slidably connected to a straight plate (56), a threaded cylinder (57) is fixedly connected to the straight plate (56), the threaded cylinder (57) and the screw rod (55) are matched for threaded transmission, a plurality of connecting rods (58) are fixedly connected to the straight plate (56), and the ends of the connecting rods (58) are fixedly connected to a fixing plate (59); A rotating assembly (4) is mounted on the fixed plate (59), a pump body (2) is fixedly mounted on the rotating assembly (4), a water valve knob (18) is mounted on the pump body (2), both sides of the pump body (2) are connected to pipelines (6), the ends of the pipelines (6) are connected to a protective pipe (7), the ends of the protective pipe (7) are connected to a connecting pipe head (16), a pre-fixing assembly (8) is mounted in the connecting pipe head (16), and a fixing assembly (9) is also mounted on the connecting pipe head (19).

2. A water pressure regulating high pressure pump valve seat according to claim 1, characterized in that: The rotating assembly (4) comprises a bracket (41), the bracket (41) being fixedly connected to the upper end of a fixed plate (59), the bracket (41) being rotatably connected to a rotating shaft (42), the rotating shaft (42) being fixedly connected to a rotating plate (43), the rotating plate (43) being fixedly connected to a pump body (2), the rotating shaft (41) being fixedly connected to a gear (44), a convex block (45) being fixedly connected to a side wall of the bracket (41), a telescopic rod (46) being fixedly connected to the convex block (45), a latching tooth (47) being fixedly connected to the end of the telescopic rod (46), the latching tooth (47) matching the gear (44).

3. The water pressure regulating high pressure pump valve seat according to claim 1, characterized in that: The pre-fixing assembly is a symmetrical structure. The pre-fixing assembly (8) comprises an inclined plate (81). An installation cavity (22) is formed in the connecting pipe head (16). The inclined plate (81) is slidably installed in the installation cavity (22). A sliding rod (82) is slidably connected to a side wall of the connecting pipe head (16). The sliding rod (82) slides through the connecting pipe head (16). A side of the sliding rod (82) located in the installation cavity (22) is fixedly connected to the inclined plate (81). An end of the sliding rod (82) located outside the connecting pipe head (16) is fixedly connected to a pull plate (20). A spring (83) is fixedly connected between the inclined plate (81) and the installation cavity (22). A connecting plate (84) is fixedly connected to the side wall of the inclined plate (81). The end of the connecting plate (84) is fixedly connected to A limit plate (85), a telescopic tube (86) is fixedly connected to the connection point between the connecting pipe head (16) and the protective tube (7), a waterproof gasket (23) is fixedly connected to the telescopic tube (86), protrusions (87) are fixedly connected to both sides of the telescopic tube (86), a second slide bar (88) is slidably connected to the connecting pipe head (16), one end of the second slide bar (88) located on the inner side of the connecting pipe head (16) is fixedly connected to the protrusion (87), a second spring (89) is fixedly connected between the protrusion (87) and the inner wall of the installation cavity (22), a plurality of groups of telescopic rods (21) are fixedly connected to the side wall of the protective tube (7), a slip ring is fixedly connected to the telescopic rod (21), and one end of the second slide bar (88) located on the outer side of the connecting pipe head (16) is fixedly connected to the slip ring.

4. The water pressure regulating high pressure pump valve seat according to claim 1, characterized in that: The fixing assembly (9) comprises a bracket 2 (91), the two brackets 2 (91) being fixedly connected to the upper and lower ends of the connecting pipe head (16) respectively, the two brackets 2 (91) being rotatably connected to a rotating shaft 4 (92), the rotating shaft 4 (92) being fixedly connected to a rotating plate 2 (93), the end of the rotating plate 2 (93) being fixedly connected to a cover plate (94), the cover plate (94) being a semicircular structure, and having a plurality of sets of screw holes (95) formed thereon.

5. The water pressure regulating high pressure pump valve seat according to claim 1, characterized in that: The lower end of the base (1) is fixedly connected to a plurality of mounting seats (11), and the mounting seats (11) are provided with a plurality of mounting holes (12).

6. The water pressure regulating high pressure pump valve seat according to claim 1, characterized in that: One end of the rotating shaft 3 (54) located outside the installation box (10) is fixedly connected to a rotating knob (13).

7. The water pressure regulating high pressure pump valve seat according to claim 1, characterized in that: The side wall of the base (1) is fixedly mounted with a side panel (14), the side panel (14) is provided with a slide rail (15), a slide plate (19) is slidably linked in the slide rail (15), and the slide plate (19) is fixedly connected to the installation box (10).

8. The water pressure regulating high pressure pump valve seat according to claim 1, characterized in that: A second telescopic rod (17) is fixedly connected between the straight plate (56) and the installation box (10).

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