CN214787836U

CN214787836U - Three-cylinder plunger pump

Info

Publication number: CN214787836U
Application number: CN202121083647.7U
Authority: CN
Inventors: 王宇豪
Original assignee: Zhejiang Jinsha Machinery Co ltd
Current assignee: Zhejiang Jinsha Machinery Co ltd
Priority date: 2021-05-20
Filing date: 2021-05-20
Publication date: 2021-11-19
Anticipated expiration: 2031-05-20

Abstract

The utility model relates to the technical field of plunger pumps, in particular to a three-cylinder plunger pump, which comprises a plunger pump body and a damping base, the plunger pump body is internally connected with a driving rotating shaft through a bearing, one end of the driving rotating shaft is fixedly provided with a belt wheel, the surface of the driving rotating shaft is fixedly provided with a plurality of turntables, the surface of the inner side of each turntable is fixedly provided with a fixed shaft, the surface of the fixed shaft is connected with a sleeve through a bearing, the surface of the sleeve is fixedly provided with a crank connecting shaft, one end of the crank connecting shaft is hinged with a piston, a water pumping cylinder is fixedly connected inside the plunger pump body, the generated vibration slides in a sliding groove inside the damping base through a sliding bottom foot, the sliding bottom foot slides through a second sliding ball at the bottom to reduce friction, and meanwhile, the first sliding ball on the surface of the damping sliding plate is extruded when the telescopic rod slides downwards in an inclined mode, so that the damping of the telescopic rod and the damping spring on the surface of the telescopic rod are extruded.

Description

Three-cylinder plunger pump

Technical Field

The utility model relates to a plunger pump technical field specifically is a three jar plunger pumps.

Background

The plunger pump is an important device of the hydraulic system. The plunger reciprocates in the cylinder body to change the volume of the sealed working cavity so as to absorb and press oil. The plunger pump has the advantages of high rated pressure, compact structure, high efficiency, convenient flow regulation and the like, and is widely applied to occasions with high pressure, large flow and flow regulation, such as hydraulic machines, engineering machinery and ships.

When the plunger pump is used, the plunger pump can generate transverse and longitudinal vibration due to the vibration of the flywheel, parts of the plunger pump are easy to loosen, and the service life of the plunger pump is shortened, so that the problem needs to be improved by the three-cylinder plunger pump.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a three jar plunger pumps to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a three-cylinder plunger pump comprises a plunger pump body and a damping base, wherein a driving rotating shaft is connected inside the plunger pump body through a bearing, a belt wheel is fixedly arranged at one end of the driving rotating shaft, a plurality of rotary tables are fixedly arranged on the surface of the driving rotating shaft, a fixed shaft is fixedly arranged on the inner side surface of each rotary table, a sleeve is arranged on the surface of the fixed shaft through the bearing in a connecting manner, a crank connecting shaft is fixedly arranged on the surface of the sleeve, a piston is arranged at one end of the crank connecting shaft in a hinged connection manner, a water pumping cylinder is fixedly connected inside the plunger pump body, a water outlet pipe is fixedly arranged at the upper end of the water pumping cylinder, a second one-way valve is arranged in a water outlet pipe connection manner, a water inlet pipe is fixedly connected at one end of the water pumping cylinder, a first one-way valve is arranged in a water inlet pipe connection manner, a plurality of sliding bottom feet are fixedly arranged on the surface of the lower end of the plunger pump body, the damping base is arranged in a sliding connection manner, the damping base is characterized in that a plurality of telescopic rods are fixedly arranged on the surfaces of the two sides in the damping base, damping springs are arranged on the surfaces of the telescopic rods in a surrounding mode, and a damping sliding plate is fixedly arranged at one end of each telescopic rod.

As the utility model discloses preferred scheme, the shock attenuation slide surface is equipped with the first slip ball of a plurality of through swivelling joint, and the laminating of first slip ball is connected in the sufficient side surface at the bottom of sliding.

As the utility model discloses preferred scheme, the sufficient lower extreme surface of slip end is equipped with the slip ball of a plurality of second through swivelling joint, and the slip ball of second is the inclined plane and arranges the setting.

As the utility model discloses preferred scheme, the inside slip recess that is equipped with a plurality of and the looks adaptation is arranged to the second slip ball inclined plane of vibration damping mount, and sufficient sliding connection in the slip recess is inside at the bottom of sliding, and the bottom of sliding is sufficient slope setting.

As the utility model discloses preferred scheme, fixed connection pole and shock attenuation slide fixed connection are passed through to telescopic link one end.

As the utility model discloses preferred scheme, the fixed axle both ends are fixed in carousel marginal surface respectively, and piston sliding connection is inside a section of thick bamboo that draws water.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, it is rotatory to pass through the belt drive band pulley through the motor, thereby it is rotatory to drive the drive pivot, it is rotatory to drive the carousel on drive pivot surface indirectly, the fixed axle at carousel edge can drive the crank even axle and carry out the acting to the piston of one end, thereby promote the piston and carry out piston motion inside the section of thick bamboo that draws water, draw water through the inlet tube, through outlet pipe drainage, carry out stagnant water through first check valve and second check valve, the backflow prevention, the vibration that produces simultaneously slides in the inside slip recess of vibration damping mount through the slip end foot, the slip end foot slides through the second slip ball of bottom, reduce friction, extrude the first slip ball on shock attenuation slide surface when sliding simultaneously to the downside, thereby the damping spring on extrusion telescopic link and its surface carries out the shock attenuation.

Drawings

Fig. 1 is a schematic view of the overall three-dimensional structure of the present invention;

fig. 2 is a schematic view of the overall internal top structure of the present invention;

fig. 3 is a schematic view of the whole internal side structure of the present invention.

In the figure: 1. driving the rotating shaft; 2. a piston; 3. a water pumping cylinder; 4. a water outlet pipe; 5. a water inlet pipe; 6. a crank connecting shaft; 7. a fixed shaft; 8. a sleeve; 9. a turntable; 10. a pulley; 11. a first check valve; 12. a plunger pump body; 13. a second one-way valve; 14. a shock-absorbing slide plate; 15. a telescopic rod; 16. a damping spring; 17. a fixed connecting rod; 18. sliding the sole; 19. shock mount.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the scope of the present invention based on the embodiments of the present invention.

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Several embodiments of the present invention are presented. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-3, the present invention provides a technical solution:

in the embodiment, referring to fig. 1, 2 and 3, a three-cylinder plunger pump comprises a plunger pump body 12 and a damping base 19, a driving rotating shaft 1 is connected inside the plunger pump body 12 through a bearing, a belt pulley 10 is fixedly arranged at one end of the driving rotating shaft 1, a plurality of rotating discs 9 are fixedly arranged on the surface of the driving rotating shaft 1, a fixed shaft 7 is fixedly arranged on the inner side surface of each rotating disc 9, a sleeve 8 is connected on the surface of the fixed shaft 7 through a bearing, a crank connecting shaft 6 is fixedly arranged on the surface of the sleeve 8, a piston 2 is hinged at one end of the crank connecting shaft 6, a water pumping cylinder 3 is fixedly connected inside the plunger pump body 12, a water outlet pipe 4 is fixedly arranged at the upper end of the water pumping cylinder 3, a second check valve 13 is connected on the water outlet pipe 4, a water inlet pipe 5 is fixedly connected at one end of the water pumping cylinder 3, a first check valve 11 is connected on the water inlet pipe 5, water pumping is carried out through the water outlet pipe 4, carry out stagnant water through first check valve 11 and second check valve 13, the backflow prevention, plunger pump body 12 lower extreme fixed surface is equipped with a plurality of slip end foot 18, and slip end foot 18 lower extreme sliding connection is equipped with

vibration damping mount

19, and 19 inside both sides fixed surface of vibration damping mount is equipped with a plurality of

telescopic link

15, and 15 surface encircles and is equipped with damping

spring

16, and 15 one ends of telescopic link are fixed and are equipped with shock attenuation slide 14.

In an embodiment, referring to fig. 1, 2 and 3, the damping slide plate 14 is provided with a plurality of first sliding balls on a surface thereof by rotational connection, and the first sliding balls are attached to a side surface of the sliding bottom foot 18.

In an embodiment, referring to fig. 1, 2 and 3, the lower end surface of the sliding foot 18 is rotatably connected with a plurality of second sliding balls, and the second sliding balls are arranged in an inclined plane.

In an embodiment, referring to fig. 1, 2 and 3, a plurality of sliding grooves are formed in the damping base 19 and are matched with the second sliding ball slope arrangement, the sliding bottom foot 18 is connected in the sliding grooves in a sliding manner, the sliding bottom foot 18 is arranged in an inclined manner, generated vibration slides in the sliding grooves in the damping base 19 through the sliding bottom foot 18, the sliding bottom foot 18 slides through the second sliding ball at the bottom to reduce friction, and meanwhile, when sliding obliquely downwards, the first sliding ball on the surface of the damping sliding plate 14 is pressed, so that the telescopic rod 15 and the damping spring 16 on the surface of the telescopic rod are pressed to damp.

In an embodiment, referring to fig. 1, 2 and 3, one end of the telescopic rod 15 is fixedly connected to the shock absorption sliding plate 14 through a fixed connecting rod 17.

In an embodiment, referring to fig. 1, 2 and 3, two ends of a fixing shaft 7 are respectively fixed on the edge surface of a turntable 9, a piston 2 is slidably connected inside a water pumping cylinder 3, a motor drives a belt pulley 10 to rotate through a belt, so as to drive a driving rotating shaft 1 to rotate, and indirectly drive the turntable 9 on the surface of the driving rotating shaft 1 to rotate, and the fixing shaft 7 on the edge of the turntable 9 can drive a crank connecting shaft 6 to apply work to the piston 2 at one end, so as to push the piston 2 to perform piston motion inside the water pumping cylinder 3.

The working principle is as follows: during the use, the motor passes through the belt and drives the band pulley 10 rotatory, thereby it is rotatory to drive pivot 1, it is rotatory to drive the carousel 9 on drive pivot 1 surface indirectly, fixed axle 7 at carousel 9 edge can drive crank even axle 6 and do work to the piston 2 of one end, thereby promote piston 2 and carry out piston motion in the section of thick bamboo 3 inside that draws water, draw water through inlet tube 5, discharge water through outlet pipe 4, carry out the stagnant water through first check valve 11 and second check valve 13, the backflow prevention, the vibration that produces simultaneously slides in the inside slip recess of vibration damping mount 19 through the bottom foot 18 that slides, the bottom foot 18 that slides through the second slip ball of bottom, reduce friction, extrude the first slip ball on damping slide 14 surface when sliding down to one side simultaneously, thereby extrude telescopic link 15 and its surperficial damping spring 16 and carry out the shock attenuation.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A three-cylinder plunger pump, includes plunger pump body (12) and vibration damping mount (19), its characterized in that: the plunger pump is characterized in that a driving rotating shaft (1) is connected and arranged inside the plunger pump body (12) through a bearing, a belt wheel (10) is fixedly arranged at one end of the driving rotating shaft (1), a plurality of rotating discs (9) are fixedly arranged on the surface of the driving rotating shaft (1), a fixed shaft (7) is fixedly arranged on the inner side surface of each rotating disc (9), a sleeve (8) is connected and arranged on the surface of each fixed shaft (7) through a bearing, a crank connecting shaft (6) is fixedly arranged on the surface of each sleeve (8), a piston (2) is hinged to one end of each crank connecting shaft (6), a water pumping cylinder (3) is fixedly connected and arranged inside the plunger pump body (12), a water outlet pipe (4) is fixedly arranged at the upper end of the water pumping cylinder (3), a second check valve (13) is connected and arranged on the water outlet pipe (4), a water inlet pipe (5) is fixedly connected and arranged on one end of the water pumping cylinder (3), a first check valve (11) is connected and arranged on the water inlet pipe (5), plunger pump body (12) lower extreme fixed surface is equipped with a plurality of slip end foot (18), slip end foot (18) lower extreme sliding connection is equipped with vibration damping mount (19), vibration damping mount (19) inside both sides fixed surface is equipped with a plurality of telescopic link (15), telescopic link (15) surface is encircleed and is equipped with damping spring (16), telescopic link (15) one end is fixed and is equipped with shock attenuation slide (14).

2. A triplex plunger pump according to claim 1, wherein: the surface of the damping sliding plate (14) is provided with a plurality of first sliding balls through rotary connection, and the first sliding balls are attached to one side surface of the sliding bottom foot (18).

3. A triplex plunger pump according to claim 1, wherein: the surface of the lower end of the sliding bottom foot (18) is provided with a plurality of second sliding balls through rotary connection, and the second sliding balls are arranged in an inclined plane.

4. A triplex plunger pump according to claim 1, wherein: the damping base (19) is internally provided with a plurality of sliding grooves matched with the second sliding ball inclined planes in arrangement, the sliding bottom foot (18) is connected to the inside of the sliding grooves in a sliding mode, and the sliding bottom foot (18) is arranged in an inclined mode.

5. A triplex plunger pump according to claim 1, wherein: one end of the telescopic rod (15) is fixedly connected with the damping sliding plate (14) through a fixed connecting rod (17).

6. A triplex plunger pump according to claim 1, wherein: two ends of the fixed shaft (7) are respectively fixed on the edge surface of the rotary table (9), and the piston (2) is connected inside the water pumping cylinder (3) in a sliding mode.