CN210829718U

CN210829718U - Directional rotatory compression pump head

Info

Publication number: CN210829718U
Application number: CN201921929510.1U
Authority: CN
Inventors: 袁鹏; 皮德智; 皮文超
Original assignee: Jiangxi Zhenwan Automobile Air Conditioning Co ltd
Current assignee: Jiangxi Zhenwan Automobile Air Conditioning Co ltd
Priority date: 2019-11-14
Filing date: 2019-11-14
Publication date: 2020-06-23
Anticipated expiration: 2029-11-14

Abstract

The utility model discloses a directional rotary compression pump head, which comprises a pump body, wherein the middle of the side wall of the pump body is rotatably connected with an eccentric shaft through a bearing, one end of the eccentric shaft is integrally formed with a driving shaft which is rotatably connected with a movable disc through a bearing, the movable disc is positioned in the pump body, the inner part of the movable disc is rotatably connected with a transition rotor, the middle of the transition rotor is connected with a sliding block in a sliding way, the side surface of the sliding block is clamped on the inner wall of the pump body, a bottom cover is fixed on the end surface of one end of the pump body far away from the eccentric shaft through a bolt, one side of the sliding block is provided with an air inlet hole, the air inlet hole is arranged on the side wall of the pump body, one side of the sliding block, which is far away from the air inlet hole, is provided with an air outlet hole, the air outlet is formed in the bottom cover, a one-way valve plate is arranged at the tail end of the air outlet, and the one-way valve plate is fixed to the outer side of the bottom cover through a bolt. The pump head has the advantages of high working efficiency, simple structure, low manufacturing cost and easy maintenance.

Description

Directional rotatory compression pump head

Technical Field

The utility model belongs to the technical field of the compression pump, concretely relates to directional rotatory compression pump head.

Background

Air compression pumps are widely available and can be classified into positive displacement compression pumps and speed compression pumps according to the working principle. The working principle of the volumetric compression pump is to compress the volume of gas and increase the density of gas molecules in a unit volume so as to improve the pressure of the compressed air, and the working principle of the velocity compression pump is to improve the movement velocity of the gas molecules and convert the kinetic energy of the gas molecules into the pressure energy of the gas, thereby improving the pressure of the compressed air.

The existing positive displacement compression pump has complex structure, high manufacturing cost and difficult maintenance, and therefore, the design of the directional rotary compression pump head is necessary.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a directional rotatory compression pump head, current positive displacement compression pump structure is complicated, and manufacturing cost is high, is difficult for maintaining the problem of proposing in order to solve above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a directional rotatory compression pump head, includes the pump body, it is connected with the eccentric shaft to rotate through the bearing in the middle of the lateral wall of the pump body, the one end integrated into one piece of eccentric shaft has the drive shaft, the drive shaft rotates through the bearing and is connected with the driving disk, the driving disk is located the inside of the pump body, the inside of driving disk rotates and is connected with the transition rotor, the centre sliding connection of transition rotor has the slider, the side joint of slider is on the inner wall of the pump body, the one end terminal surface that the eccentric shaft was kept away from to the pump body has the bottom through the bolt fastening, one side of slider is provided with the inlet port, the inlet port is seted up on the lateral wall of the pump body, one side that the inlet port was kept away from to the slider is provided with the venthole.

Preferably, one side of the one-way valve plate, which is far away from the bottom cover, is provided with a limiting plate, and the limiting plate is fixed on the bottom cover through a bolt.

Preferably, the outer side of the bottom cover is provided with a groove, and the check valve plate and the limiting plate are located above the groove.

Preferably, a filter plug is inserted into an inlet of the air inlet hole.

Preferably, the movable disc is provided with lightening holes.

Preferably, an avoiding groove is formed in the upper portion of the transition rotor and is arranged on the movable disc.

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

the utility model discloses an eccentric shaft drives the driving disk and swings at pump body internal rotation, and the driving disk drives the transition rotor through the swing and moves on the slider, utilizes the eccentric cooperation of the driving disk and the pump body and the cooperation of slider and transition rotor, realizes sealed formation high-low pressure cavity, and the eccentric shaft drives the driving disk and realizes gas compression with the sealed swing of cavity inner wall, and it is high to cover the pump head to have work efficiency, simple structure, low in manufacturing cost, easy to maintain, the noise is low, longe-lived characteristics.

Drawings

FIG. 1 is an exploded view of the present invention;

FIG. 2 is a side view of the integral shaft of the present invention;

FIG. 3 is a second side view of the integral shaft of the present invention;

fig. 4 shows the internal structure of the pump body of the present invention.

Reference numerals: 1. a pump body; 2. an eccentric shaft; 3. a drive shaft; 4. a movable plate; 5. a transition rotor; 6. a slider; 7. a bottom cover; 8. an air inlet; 9. an air outlet; 10. a groove; 11. a one-way valve plate; 12. a limiting plate; 13. a filter plug; 14. lightening holes; 15. avoiding the groove.

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.

The utility model provides a technical scheme: as shown in fig. 1 and 4, a directional rotary compression pump head comprises a pump body 1, wherein an eccentric shaft 2 is rotatably connected in the middle of the side wall of the pump body 1 through a bearing, a driving shaft 3 is integrally formed at one end of the eccentric shaft 2, the driving shaft 3 is rotatably connected with a movable disc 4 through a bearing, and in order to reduce the weight of the movable disc 4 and save materials, a lightening hole 14 is formed in the movable disc 4, so that the cost is reduced, the energy consumption is reduced, and the movable disc 4 is positioned inside the pump body 1;

as shown in fig. 1, 2 and 4, a transition rotor 5 is rotatably connected inside a movable disk 4, a sliding block 6 is slidably connected in the middle of the transition rotor 5, an avoiding groove 15 is arranged above the transition rotor 5, the avoiding groove 15 is arranged on the movable disk 4 to prevent the sliding block 6 from colliding with the movable disk 4, so as to achieve the functions of protection and avoidance, the side surface of the sliding block 6 is clamped on the inner wall of a pump body 1, a bottom cover 7 is fixed on the end surface of one end of the pump body 1 far away from an eccentric shaft 2 through a bolt, an air inlet hole 8 is arranged on one side of the sliding block 6, a filter plug 13 is inserted at the inlet of the air inlet hole 8 to achieve the filtering function in order to prevent external dust and impurities from entering the pump body 1 along with air, and the;

as shown in fig. 1-3, one side of the slider 6, which is away from the air inlet 8, is provided with an air outlet 9, the air outlet 9 is formed in the bottom cover 7, the end of the air outlet 9 is provided with a one-way valve plate 11, the one-way valve plate 11 is fixed at the outer side of the bottom cover 7 through a bolt, one side of the one-way valve plate 11, which is away from the bottom cover 7, is provided with a limiting plate 12, the limiting plate 12 is fixed on the bottom cover 7 through a bolt, which plays a role of limiting the one-way valve plate 11, the outer side of the bottom cover 7 is provided with a groove 10, the one-way valve.

The working principle is as follows: drive eccentric shaft 2 rotation through the motor, and then eccentric shaft 2 drives drive shaft 3 rotation, and then drive shaft 3 drives driving disk 4 and rotates the swing at 1 internal rotation of the pump body, driving disk 4 drives transition rotor 5 through the swing and moves on slider 6, utilize the eccentric cooperation of driving disk 4 and the pump body 1 and the cooperation of slider 6 and transition rotor 5, the air passes through inlet port 8 and enters into in the pump body 1, the air pressure increase under the compression of driving disk 4, realize sealed formation high low pressure cavity, high-pressure gas is from entering into venthole 9 under the rotatory extrusion of driving disk 4, push open one-way valve block 11 through gas pressure at last, and then high-pressure gas discharges into high-pressure chamber, whole compression process finishes.

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 directional rotary compression pump head, comprising a pump body (1), characterized in that: the middle of the side wall of the pump body (1) is rotatably connected with an eccentric shaft (2) through a bearing, one end of the eccentric shaft (2) is integrally formed with a driving shaft (3), the driving shaft (3) is rotatably connected with a movable disc (4) through a bearing, the movable disc (4) is positioned inside the pump body (1), the inside of the movable disc (4) is rotatably connected with a transition rotor (5), the middle of the transition rotor (5) is slidably connected with a sliding block (6), the side surface of the sliding block (6) is clamped on the inner wall of the pump body (1), the end surface of one end, far away from the eccentric shaft (2), of the pump body (1) is fixed with a bottom cover (7) through a bolt, one side of the sliding block (6) is provided with an air inlet hole (8), the air inlet hole (8) is arranged on the side wall of the pump body (1), and, the air outlet hole (9) is formed in the bottom cover (7), the tail end of the air outlet hole (9) is provided with a one-way valve plate (11), and the one-way valve plate (11) is fixed to the outer side of the bottom cover (7) through a bolt.

2. A directional rotary compression pump head according to claim 1, wherein: one side of the one-way valve plate (11) far away from the bottom cover (7) is provided with a limiting plate (12), and the limiting plate (12) is fixed on the bottom cover (7) through a bolt.

3. A directional rotary compression pump head according to claim 1, wherein: a groove (10) is formed in the outer side of the bottom cover (7), and the check valve plate (11) and the limiting plate (12) are located above the groove (10).

4. A directional rotary compression pump head according to claim 1, wherein: the inlet of the air inlet (8) is inserted with a filter plug (13).

5. A directional rotary compression pump head according to claim 1, wherein: the movable disc (4) is provided with lightening holes (14).

6. A directional rotary compression pump head according to claim 1, wherein: an avoiding groove (15) is formed in the upper portion of the transition rotor (5), and the avoiding groove (15) is formed in the movable disc (4).