CN212003466U

CN212003466U - High-efficient axial plunger pump

Info

Publication number: CN212003466U
Application number: CN202020518638.5U
Authority: CN
Inventors: 宋晓庆; 邵公甲; 徐楠; 郭建梅
Original assignee: Dalian Baorui Pump Co ltd
Current assignee: Dalian Baorui Pump Co ltd
Priority date: 2020-04-10
Filing date: 2020-04-10
Publication date: 2020-11-24
Anticipated expiration: 2030-04-10

Abstract

The utility model discloses a high-efficient axial plunger pump, including port flange, pump body subassembly, seal assembly and end cover flange, port flange, pump body subassembly, seal assembly and end cover flange are arranged in proper order and are passed through bolt looks rigid coupling from left to right, the right-hand member of cylinder body and the left end rigid coupling of main shaft, the outer wall off-left side position rigid coupling of main shaft has the ball pivot, the right-hand member of ball pivot is laminated with the left side of sloping cam plate mutually, the right-hand member of sloping cam plate and end cover flange's left end rigid coupling, seal assembly's left end and spring are laminated mutually, the spring cup joints with the main shaft mutually. This high-efficient axial plunger pump through the effect of multiunit plunger piston slipper subassembly for the water pressure reinforcing, thereby the rivers pressure reinforcing of the output that makes, and then make discharge increase, whole mechanism adopts water lubrication, uses the pump water supply to lubricate self promptly, thereby avoids lubricating oil to produce the pollution to the pump water body, and simple structure, spare part is few, maintains simply, efficient, and the energy consumption is low.

Description

High-efficient axial plunger pump

Technical Field

The utility model relates to a plunger pump technical field specifically is a high-efficient axial plunger pump.

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, the conventional plunger pump usually adopts a single-cylinder or double-cylinder structure, and can realize normal liquid pumping operation, but the liquid pumping efficiency of the conventional plunger pump still needs to be improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-efficient axial plunger pump to solve the current plunger pump that proposes in the above-mentioned background art and often adopt single cylinder or two jar formula structures, along with can realizing normal pump liquid operation, nevertheless its pump liquid efficiency still has the problem of treating the improvement.

In order to achieve the above object, the utility model provides a following technical scheme: a high-efficiency axial plunger pump comprises a port flange, a pump body component, a sealing component and an end cover flange, wherein the port flange, the pump body component, the sealing component and the end cover flange are sequentially arranged from left to right and are fixedly connected through bolts to form a sealed cavity, a water inlet is formed in the lower half part of the left end of the port flange, a water outlet is formed in the upper half part of the port flange, the right end of the port flange is movably connected with a valve plate, the right end of the valve plate is fixedly connected with the valve plate component, the right end of the valve plate component is fixedly connected with the left end of a cylinder body, a plurality of plunger piston shoe components are uniformly installed in the cylinder body, the outer walls of the right ends of the plunger piston shoe components are fixedly connected with a return stroke plate, the right end of the cylinder body is fixedly connected with the left end of a main shaft, a ball hinge is fixedly connected to the position, and the right, the right end of the swash plate is fixedly connected with the left end of the end cover flange, the left end of the sealing assembly is attached to the spring, and the spring is sleeved with the main shaft.

Preferably, the number of the plunger shoe assemblies is nine.

Preferably, the right ends of the nine plunger piston shoe assemblies are attached to the outer surface of the left side of the swash plate.

Preferably, nine joint positions of the plunger piston shoe assemblies and the swash plate are made of a non-metal material such as PEEK.

Preferably, the through hole on the port plate is coaxial with nine plunger shoe assemblies.

Preferably, a line connecting the high point and the low point of the swash plate is parallel to the horizontal plane.

Compared with the prior art, the beneficial effects of the utility model are that: this high-efficient axial plunger pump through the effect of multiunit plunger piston slipper subassembly for the water pressure reinforcing, thereby the rivers pressure reinforcing of the output that makes, and then make discharge increase, whole mechanism adopts water lubrication, uses the pump water supply to lubricate self promptly, thereby avoids lubricating oil to produce the pollution to the pump water body, and simple structure, spare part is few, maintains simply, efficient, and the energy consumption is low.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged schematic view of the left end structure of FIG. 1;

FIG. 3 is a schematic structural view of the outlet and valve disc assembly of FIG. 1;

FIG. 4 is a schematic view of the seal assembly and swash plate configuration of FIG. 1.

In the figure: 1. the hydraulic pump comprises a port flange, 2, a pump body assembly, 3, a valve disc assembly, 4, a spring, 5, a cylinder body, 6, an end cover flange, 7, a swash plate, 8, a flow distribution plate, 9, a plunger piston shoe assembly, 10, a return plate, 11, a spherical hinge, 12, a sealing assembly, 13, a water inlet, 14, a water outlet, 15 and a main shaft.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a high-efficiency axial plunger pump comprises a port flange 1, a pump body component 2, a sealing component 12 and an end cover flange 6, wherein the port flange 1, the pump body component 2, the sealing component 12 and the end cover flange 6 are sequentially arranged from left to right and are fixedly connected through bolts to form a sealed cavity, the lower half part of the left end of the port flange 1 is provided with a water inlet 13, the upper half part of the port flange 1 is provided with a water outlet 14, the right end of the port flange 1 is movably connected with a valve plate 8, the right end of the valve plate 8 is fixedly connected with a valve disc component 3, the right end of the valve disc component 3 is fixedly connected with the left end of a cylinder body 5, a plurality of plunger piston shoe components 9 are uniformly arranged in the cylinder body 5, the outer walls of the right ends of the plunger piston shoe components 9 are fixedly connected with a return plate 10, the right end of the cylinder body 5 is fixedly connected with the left end of a main shaft 15, a ball hinge 11 is fixedly connected at a, the right end of the swash plate 7 is fixedly connected with the left end of the end cover flange 6, the left end of the sealing component 12 is attached to the spring 4, and the spring 4 is sleeved with the main shaft 15.

The number of plunger shoe assemblies 9 is nine. The right ends of the nine plunger piston shoe assemblies 9 are attached to the outer surface of the left side of the swash plate 7. The joint of the nine plunger piston shoe assemblies 9 and the swash plate 7 is made of a non-metal material such as PEEK. The through hole in the port plate 8 is coaxial with nine plunger shoe assemblies 9. The line connecting the high point and the low point of the swash plate 7 is parallel to the horizontal plane.

The main shaft 15 is driven by an external motor to rotate so as to drive the cylinder body 5 to rotate, during the period, the valve plate 8 rotates along with the cylinder body 5, the return plate 10 also rotates along with the cylinder body 5, as the plunger piston shoe assemblies 9 are always in contact with the inclined surface of the swash plate 7 and the position of the swash plate 7 is fixed, a plurality of plunger piston shoe assemblies 9 rotate along with the main shaft 15 under the traction of the return plate 10, and the return plate 10 is always in contact with the spherical hinge 11, as the inclined surface of the swash plate 7, the return plate 10 and the spherical hinge 11 act, the plunger piston shoe assemblies 9 always act linear reciprocating motion in the cylinder body 5, in the process, the plunger piston shoe assemblies 9 start linear motion to the right when passing through the highest point of the inclined surface of the swash plate 7, so that water is sucked into the cylinder body 5 through the water inlet 13 and the through hole of the valve plate 8, and start linear motion to the left when the plunger piston shoe assemblies 9 pass through the lowest point of, so that the water body sucked into the cylinder body 5 is pumped out through the through hole of the valve plate 8 and the water outlet 14 to realize normal work.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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. An efficient axial plunger pump, characterized in that: comprises a port flange (1), a pump body component (2), a sealing component (12) and an end cover flange (6), wherein the port flange (1), the pump body component (2), the sealing component (12) and the end cover flange (6) are sequentially arranged from left to right and fixedly connected through bolts, so that a sealed cavity is formed, a water inlet (13) is formed in the lower half part of the left end of the port flange (1), a water outlet (14) is formed in the upper half part of the port flange (1), the right end of the port flange (1) is movably connected with a valve plate (8), the right end of the valve plate (8) is fixedly connected with a valve plate component (3), the right end of the valve plate component (3) is fixedly connected with the left end of a cylinder body (5), a plurality of plunger piston shoe components (9) are uniformly installed in the cylinder body (5), and the outer walls of the right ends of the plunger shoe components (9) are fixedly connected with a return stroke plate (, the right-hand member of cylinder body (5) and the left end looks rigid coupling of main shaft (15), the outer wall off the left side position rigid coupling of main shaft (15) has ball pivot (11), the right-hand member of ball pivot (11) and the left side of sloping cam plate (7) are laminated mutually, the right-hand member of sloping cam plate (7) and the left end looks rigid coupling of end cover flange (6), the left end and the laminating of spring (4) of seal assembly (12) mutually, spring (4) cup joint with main shaft (15) mutually.

2. A high efficiency axial piston pump as set forth in claim 1, wherein: the number of the plunger piston shoe assemblies (9) is nine.

3. A high efficiency axial piston pump as set forth in claim 1, wherein: the right ends of the nine plunger piston shoe assemblies (9) are attached to the outer surface of the left side of the swash plate (7).

4. A high efficiency axial piston pump as set forth in claim 1, wherein: nine the joint of plunger piston shoes subassembly (9) and sloping cam plate (7) is that non-metallic material is PEEK.

5. A high efficiency axial piston pump as set forth in claim 1, wherein: the through hole on the valve plate (8) is coaxial with the nine plunger piston shoe assemblies (9).

6. A high efficiency axial piston pump as set forth in claim 1, wherein: the connecting line of the high point and the low point of the swash plate (7) is parallel to the horizontal plane.