CN217632905U

CN217632905U - Oil pump with damping mechanism

Info

Publication number: CN217632905U
Application number: CN202221039612.8U
Authority: CN
Inventors: 丁黎清; 魏元其
Original assignee: Jiangsu Wuxi Huishan Pump Industry Co Ltd
Current assignee: Jiangsu Wuxi Huishan Pump Industry Co Ltd
Priority date: 2022-04-29
Filing date: 2022-04-29
Publication date: 2022-10-21
Anticipated expiration: 2032-04-29

Abstract

The utility model discloses an oil pump with damper, including the machine oil pump cover and filter screen shell, the right-hand member of machine oil pump cover is provided with the machine oil pump body, and the inside left end of the machine oil pump body is provided with drive assembly, the filter screen shell sets up in the left end of machine oil pump cover, and the left end of filter screen shell installs the filter screen lid, the bolt is installed to the inboard right wall of filter screen shell, the left side rear end of machine oil pump cover is provided with the spring cap, and the right-hand member rear of spring cap is provided with the split pin, the pressure limiting spring is installed to the inboard front end of spring cap, the right-hand member of major axis is provided with the length adjustment subassembly. According to the oil pump with the damping mechanism, the pressure limiting spring supports the limiting valve core, so that the resistance of engine oil entering the oil pump body is increased, the engine oil is in a constant pressure state, the rotating speed of the short shaft is stabilized, the vibration caused by unstable rotating speed of the long shaft can be prevented, and an operator can adjust the length of the device according to the distance between the transmission gear and an object to be driven in the using process.

Description

Oil pump with damping mechanism

Technical Field

The utility model relates to an oil pump technical field specifically is an oil pump with damper.

Background

The engine oil pump is used for pressurizing the engine oil in the oil pan and then pumping the engine oil to the engine oil filter and each lubricating oil channel so as to lubricate each main moving part of the engine, and the engine oil pump continuously works when the engine works, so that the engine oil is ensured to continuously circulate in the lubricating oil channel.

The prior patent with a limit valve core N214887280U and named as an anti-leakage oil pump cannot well adjust the length of a pump shaft according to the use environment in the use process, and therefore the oil pump with the damping mechanism is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an oil pump with damper to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an oil pump with damper, includes oil pump cover and filter screen shell, the right-hand member of oil pump cover is provided with the oil pump body, and the inside left end of the oil pump body is provided with drive assembly, the filter screen shell sets up in the left end of oil pump cover, and the left end of filter screen shell installs the filter screen lid, the bolt is installed to the inboard right wall of filter screen shell, the left side rear end of oil pump cover is provided with the spring cap, and the right-hand member rear of spring cap is provided with the split pin, the voltage limiting spring is installed to the inboard front end of spring cap, and the front end of voltage limiting spring is provided with spacing case, the inside right-hand member of the oil pump body is provided with the major axis, the right-hand member of major axis is provided with the length adjustment subassembly, and drive gear is installed to the right-hand member of length adjustment subassembly.

Furthermore, the transmission assembly comprises a first gear and a second gear, and the second gear is arranged below the first gear.

Furthermore, a short shaft penetrates through the inside of the first gear, and a long shaft penetrates through the inside of the second gear.

Furthermore, the outer surface structure of the first gear is meshed with the outer surface structure of the second gear, and the second gear is fixedly connected with the long shaft.

Further, the long shaft is rotatably connected with the engine oil pump body, and the side view of the long shaft is circular.

Further, the length adjustment assembly comprises a first connecting seat, a spring and a second connecting seat, the spring is installed at the right end of the first connecting seat, and the second connecting seat is arranged at the right end of the spring.

Furthermore, the length adjusting assembly further comprises a limiting block, a lantern ring and an adjusting groove, the limiting block is connected to the upper end and the lower end of the second connecting seat in a threaded mode, the lantern ring is arranged on the periphery of the first connecting seat, and the adjusting groove is formed in the upper end and the lower end of the lantern ring.

The utility model provides an oil pump with damper possesses following beneficial effect: the pressure limiting spring supports the limiting valve core, so that resistance of engine oil entering the engine oil pump body is increased, the engine oil is in constant pressure, the rotating speed of the transmission assembly is stabilized, vibration of the long shaft due to unstable rotating speed can be prevented, and an operator can adjust the length of the device according to the distance between the transmission gear and an object to be driven in the using process.

1. The utility model discloses a pressure limiting spring, spring cap and split pin's setting, machine oil can enter into the machine oil pump body through the split pin, and the pressure limiting spring props up the spacing case, increases the resistance that machine oil gets into the machine oil pump body, is favorable to making machine oil be in the constant voltage, maintains the equilibrium of machine oil volume, stabilizes the rotational speed of transmission assembly, can prevent that the major axis from leading to vibrations because of the rotational speed is unstable;

2. the utility model discloses a setting of connecting seat one, spring, connecting seat two, stopper, the lantern ring and adjustment tank, connecting seat one is connected with connecting seat two through the spring, and connecting seat one is fixed connection with the lantern ring, and when the device in the use, operating personnel can be according to drive gear and wait to drive the interval between the object, and the pulling is controlled about connecting seat two and is carried out the length and adjust, adjusts in going into the adjustment tank that corresponds with the stopper card again after accomplishing, and the spring can prop up connecting seat two, can prevent that the stopper from breaking away from the adjustment tank.

Drawings

Fig. 1 is a schematic view of an elevational view of a short axis cross-sectional structure of an oil pump with a damping mechanism according to the present invention;

fig. 2 is a schematic view of a top-view partial sectional structure of the oil pump with a damping mechanism according to the present invention;

fig. 3 is a schematic side sectional structural view of the oil pump with the damping mechanism of the present invention;

fig. 4 is an enlarged schematic structural diagram of an oil pump with a damping mechanism in fig. 1 at a point a;

fig. 5 is a schematic diagram of an enlarged structure of the collar of the oil pump with the damping mechanism of the present invention.

In the figure: 1. an engine oil pump cover; 2. a minor axis; 3. a transmission assembly; 301. a first gear; 302. a second gear; 4. an engine oil pump body; 5. a long axis; 6. a limiting valve core; 7. a pressure limiting spring; 8. a spring cover; 9. a cotter pin; 10. a bolt; 11. a filter screen shell; 12. a filter screen cover; 13. a transmission gear; 14. a length adjustment assembly; 1401. a first connecting seat; 1402. a spring; 1403. a second connecting seat; 1404. a limiting block; 1405. A collar; 1406. and (4) adjusting the groove.

Detailed Description

As shown in fig. 1-3, an oil pump with a shock absorbing mechanism includes an oil pump cover 1 and a filter screen shell 11, the right end of the oil pump cover 1 is provided with an oil pump body 4, the left end of the inside of the oil pump body 4 is provided with a transmission assembly 3, the transmission assembly 3 includes a first gear 301 and a second gear 302, the second gear 302 is arranged below the first gear 301, a short shaft 2 is arranged inside the first gear 301 in a penetrating manner, a long shaft 5 is arranged inside the second gear 302 in a penetrating manner, the outer surface structure of the first gear 301 is meshed with the outer surface structure of the second gear 302, the second gear 302 is fixedly connected with the long shaft 5, the right end of the inside of the oil pump body 4 is provided with the long shaft 5, the long shaft 5 is rotatably connected with the oil pump body 4, the long shaft 5 is circular in side view, the filter screen shell 11 is arranged at the left end of the oil pump cover 1, a filter screen cover 12 is installed at the left end of the filter screen shell 11, a bolt 10 is installed on the right wall of the inner side of the filter screen shell 11, a spring cover 8 is arranged at the rear end of the left side of the engine oil pump cover 1, a cotter pin 9 is arranged behind the right end of the spring cover 8, a pressure limiting spring 7 is installed at the front end of the inner side of the spring cover 8, a limiting valve core 6 is arranged at the front end of the pressure limiting spring 7, engine oil can enter the engine oil pump body 4 through the cotter pin 9, the pressure limiting spring 7 supports the top of the limiting valve core 6, resistance of the engine oil entering the engine oil pump body 4 to driving of the first gear 301 is increased, the engine oil is in a constant pressure state, balance of the amount of the engine oil is maintained, the rotating speed of the transmission assembly 3 is stabilized, the short shaft 2 drives the gear 302 to rotate through the first gear 301, and vibration of the long shaft 5 caused by unstable rotating speed can be prevented;

as shown in fig. 4-5, a length adjusting assembly 14 is arranged at the right end of the long shaft 5, a transmission gear 13 is installed at the right end of the length adjusting assembly 14, the length adjusting assembly 14 comprises a first connecting seat 1401, a spring 1402 and a second connecting seat 1403, the spring 1402 is installed at the right end of the first connecting seat 1401, the second connecting seat 1403 is installed at the right end of the spring 1402, the length adjusting assembly 14 further comprises a limiting block 1404, a collar 1405 and an adjusting groove 1406, the limiting blocks 1404 are connected to the upper end and the lower end of the second connecting seat 1403 through threads, the collar 1405 is arranged on the periphery of the first connecting seat 1401, the upper end and the lower end of the collar 1405 are respectively provided with the adjusting groove 1406, the first connecting seat 1401 is connected with the second connecting seat 1403 through the spring 1402, the first connecting seat 1401 and the collar 1405 are fixedly connected, when the device is in use, an operator can pull the second connecting seat 1403 to adjust the length in the left direction and the right direction according to the distance between the transmission gear 13 and an object to be driven, the limiting block 1403, the adjusting groove 1404 is clamped into the corresponding adjusting groove 1406 after the adjusting groove 1406, and the second connecting seat 1403 can be supported by the spring 1402, and the limiting block 1402 can be prevented from being separated from the adjusting groove 1404.

In summary, when the oil pump with the damping mechanism is used, firstly, a first gear 301 with a short shaft 2 is meshed with a second gear 302 with a long shaft 5, then, the oil pump cover 1 is installed with the oil pump body 4, a limiting valve core 6 is installed with a spring cover 8 through a limiting spring 7, the spring cover 8 is installed with the oil pump cover 1, a filter screen shell 11 is installed with the oil pump cover 1 through a bolt 10, a filter screen cover 12 is installed with the filter screen shell 11, oil is input into the oil pump body 4 from an oil inlet of the filter screen cover 12 through an opening pin 9, the limiting spring 7 supports the limiting valve core 6 during oil entering, resistance of the oil entering is increased, the oil is kept in stable pressure input, the first gear 301 rotates, the first gear 301 drives the long shaft 5 to rotate through the second gear 302, the long shaft 5 is fixedly installed with the first connecting seat 1401, the first connecting seat 1401 is connected with the second connecting seat 1403 through the spring 1402, an operator adjusts the distance between the second connecting seat 1403 and the first connecting seat 1406 according to an object to be driven, and then, and the length of the damping mechanism is adjusted according to the principle that the oil pump has the limiting mechanism 1404.

Claims

1. The utility model provides an oil pump with damper, includes oil pump cover (1) and filter screen shell (11), its characterized in that, the right-hand member of oil pump cover (1) is provided with the oil pump body (4), and the inside left end of the oil pump body (4) is provided with drive assembly (3), filter screen shell (11) set up in the left end of oil pump cover (1), and filter screen cover (12) are installed to the left end of filter screen shell (11), bolt (10) are installed to the inboard right wall of filter screen shell (11), the left side rear end of oil pump cover (1) is provided with spring cap (8), and is provided with split pin (9) at the right-hand member rear of spring cap (8), pressure limiting spring (7) is installed to the inboard front end of spring cap (8), and the front end of pressure limiting spring (7) is provided with spacing case (6), the inside right-hand member of the pump body (4) is provided with major axis (5), the right-hand member of major axis (5) is provided with length adjustment assembly (14), and drive gear (13) are installed to the right-hand member of length adjustment assembly (14).

2. The oil pump with a damping mechanism according to claim 1, wherein the transmission assembly (3) comprises a first gear (301) and a second gear (302), and the second gear (302) is arranged below the first gear (301).

3. The oil pump with a damping mechanism according to claim 2, wherein the short shaft (2) is formed inside the first gear (301), and the long shaft (5) is formed inside the second gear (302).

4. The oil pump with a damping mechanism according to claim 2, wherein the external surface structure of the first gear (301) is meshed with the external surface structure of the second gear (302), and the second gear (302) is fixedly connected with the long shaft (5).

5. The oil pump with a damping mechanism according to claim 3, characterized in that the long shaft (5) is rotatably connected with the oil pump body (4), and the side view of the long shaft (5) is circular.

6. The oil pump with the damping mechanism according to claim 1, wherein the length adjustment assembly (14) comprises a first connecting seat (1401), a spring (1402) and a second connecting seat (1403), the spring (1402) is mounted at the right end of the first connecting seat (1401), and the second connecting seat (1403) is arranged at the right end of the spring (1402).

7. The oil pump with the damping mechanism according to claim 6, wherein the length adjusting assembly (14) further comprises a limiting block (1404), a lantern ring (1405) and an adjusting groove (1406), the limiting block (1404) is connected to the upper end and the lower end of the second connecting seat (1403) in a threaded manner, the lantern ring (1405) is arranged on the periphery of the first connecting seat (1401), and the adjusting groove (1406) is formed in each of the upper end and the lower end of the lantern ring (1405).