CN216812048U

CN216812048U - Reciprocating type stuff-free pump

Info

Publication number: CN216812048U
Application number: CN202123186312.0U
Authority: CN
Inventors: 李钦志
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-17
Filing date: 2021-12-17
Publication date: 2022-06-24
Anticipated expiration: 2031-12-17

Abstract

The utility model discloses a reciprocating type stuff-free pump, which comprises a motor, a piston, a left die and a right die, wherein the left die is connected with one end of the right die, the piston slides in an inner cavity formed by the left die and the right die in a matching manner, the motor is arranged at the joint of one end of the left die and one end of the right die, the output end of the motor is connected with an eccentric wheel, the side wall of the eccentric wheel is provided with a fixing ring, the fixing ring is positioned on the inner wall of the piston, one end of the left die is sequentially connected with a left sealing plate, an air inlet one-way valve, an air outlet one-way valve and a left pressing plate, and one end of the right die is sequentially connected with a right sealing plate, an air inlet one-way valve, an air outlet one-way valve and a right pressing plate; in the technical scheme provided by the utility model, the pump body can be accurately controlled while the pump body is stable and efficient, the pump is ensured to realize the space compression operation of liquid and gas, the leakage caused by poor sealing is avoided, and the pump can effectively work in a vacuum environment theoretically, so that the pump body has wide applicability.

Description

Reciprocating type stuff-free pump

Technical Field

The utility model relates to the technical field of pumps, in particular to a reciprocating type slurry-free pump.

Background

A pump is a machine that delivers or pressurizes a fluid. The pump is mainly used for conveying liquid such as water, oil, acid-base liquid, emulsion, suspoemulsion and liquid metal, and can also be used for conveying liquid, gas mixture and liquid containing suspended solids. Pumps can be generally classified by their operating principle into three types, positive displacement pumps, dynamic pumps and other types of pumps.

The prior art has the following defects or problems:

the pump body can produce great wearing and tearing in the reciprocating operation in-process for a long time in the past now, is difficult to carry out accurate control to the pump body, and the pump can't realize the space compression of liquid and gas, has sealed badly simultaneously and causes to reveal, so life-span and applicable gaseous limitation are very big.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a reciprocating type slurry-free pump aiming at the defects of the prior art so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

reciprocating type no stuff pump, including motor, piston, left mould and right mould, left side mould is connected with right mould one end, the piston matches to slide in the inner chamber that left mould and right mould constitute, the motor is installed in the one end junction of left mould and right mould, the output of motor is connected with the eccentric wheel, solid fixed ring is installed to the lateral wall of eccentric wheel, gu fixed ring is located the inner wall of piston, left side mould one end has connected gradually left closing plate, air inlet check valve, gas outlet check valve and left clamp plate, right side mould one end has connected gradually right closing plate, air inlet check valve, gas outlet check valve and right clamp plate.

Optionally, the two ends of the piston are both provided with sealing rings.

Optionally, a left sealant is installed between the left die and the left sealing plate, and a right sealant is installed between the right die and the right sealing plate.

Optionally, a clamping screw rod is installed at one end of the left pressing plate, a clamping nut is installed at one end of the right pressing plate, the clamping screw rod sequentially penetrates through the left pressing plate, the left sealing plate, the left die, the right sealing plate and the right pressing plate, and one end of the clamping screw rod is fixedly installed with the clamping nut.

Optionally, a fixing bolt is installed in the installation hole of the motor, and the motor is installed at a joint of one end of the left die and one end of the right die through the fixing bolt.

Optionally, a fixing screw is installed at one end of the fixing ring, and the fixing ring is fixedly connected with the eccentric wheel through the fixing screw.

Optionally, an air outlet is installed at the joint of the top of the left die and the top of the right die, and an air inlet is installed at the joint of the rear ends of the left die and the right die.

Compared with the prior art, the reciprocating type slurry-free pump provided by the utility model has the following beneficial effects:

according to the utility model, air enters from the air inlet through the leftward movement of the piston and enters the right die cavity through the right air inlet one-way valve, meanwhile, air in the left die cavity flows to the air outlet through the left air outlet one-way valve, then the piston moves rightward, air enters from the air inlet and enters the left die cavity through the left air inlet one-way valve, and meanwhile, air in the right die cavity flows to the air outlet through the right air outlet one-way valve, so that the abrasion of the slurry-free pump can be greatly reduced in the reciprocating operation process, the pump body can be accurately controlled stably and efficiently, the space compression operation of liquid and gas of the pump is ensured, the leakage caused by poor sealing is avoided, and the pump can effectively work in a vacuum environment theoretically, so that the applicability of the pump body is wide.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

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

fig. 2 is an assembly view of the present invention.

In the figure: 1. an electric motor; 2. an eccentric wheel; 3. a fixing ring; 4. a piston; 5. a seal ring; 6. an air inlet; 7. an air outlet; 8. a left die; 9. a right die; 10. left sealant; 11. right sealant; 12. a left seal plate; 13. a right sealing plate; 14. an air inlet check valve; 15. an air outlet one-way valve; 16. a left press plate; 17. a right pressure plate; 18. clamping a screw rod; 19. clamping a nut; 20. fixing the bolt; 21. and fixing the screw.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be further noted that, unless otherwise specifically stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected, directly connected, connected through an intermediate medium, or connected through the insides of two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Referring to fig. 1-2, in this embodiment: the reciprocating type slurry-free pump comprises a motor 1, a piston 4, a left die 8 and a right die 9, wherein the left die 8 is connected with one end of the right die 9, the piston 4 slides in an inner cavity formed by the left die 8 and the right die 9 in a matching manner, the motor 1 is installed at the joint of one ends of the left die 8 and the right die 9, the output end of the motor 1 is connected with an eccentric wheel 2, the side wall of the eccentric wheel 2 is provided with a fixing ring 3, the fixing ring 3 is positioned on the inner wall of the piston 4, one end of the left die 8 is sequentially connected with a left sealing plate 12, an air inlet check valve 14, an air outlet check valve 15 and a left pressing plate 16, and one end of the right die 9 is sequentially connected with a right sealing plate 13, an air inlet check valve 14, an air outlet check valve 15 and a right pressing plate 17; utilize motor 1 can drive eccentric wheel 2 and rotate, eccentric wheel 2 can realize solid fixed ring 3 about from top to bottom the removal, utilize left closing plate 12, air inlet check valve 14, gas outlet check valve 15 and left clamp plate 16 to carry out seal installation to left mould 8, utilize right closing plate 13, air inlet check valve 14, gas outlet check valve 15 and right clamp plate 17 to carry out seal installation to right mould 9, thereby left mould 8 and right mould 9 butt joint installation constitute the complete body of a pump.

Two ends of the piston 4 are provided with sealing rings 5; the piston 4 can have better sealing performance in the moving process by installing the sealing ring 5 on the piston 4.

A left sealant 10 is arranged between the left die 8 and the left sealing plate 12, and a right sealant 11 is arranged between the right die 9 and the right sealing plate 13; through the installation of the left sealant 10 and the right sealant 11, the installation sealing performance between the left mold 8 and the left sealing plate 12 is improved, the installation sealing performance between the right mold 9 and the right sealing plate 13 is also improved, specifically, the left sealant 10 and the right sealant 11 are used for sealing lubricating grease in the piston 4 so as not to leak, and the left sealing plate 12 and the right sealing plate 13 are used for fixing the sealants.

One end of the left pressure plate 16 is provided with a clamping screw rod 18, one end of the right pressure plate 17 is provided with a clamping nut 19, the clamping screw rod 18 sequentially penetrates through the left pressure plate 16, the left sealing plate 12, the left die 8, the right die 9, the right sealing plate 13 and the right pressure plate 17, and one end of the clamping screw rod 18 is fixedly arranged with the clamping nut 19; the parts of the pump body can be assembled and fixed together through the clamping screw rod 18 and the clamping nut 19.

A fixing bolt 20 is installed in an installation hole of the motor 1, and the motor 1 is installed at the joint of one end of the left die 8 and one end of the right die 9 through the fixing bolt 20; the motor 1 can be mounted and fixed by the fixing bolt 20.

One end of the fixing ring 3 is provided with a fixing screw 21, and the fixing ring 3 is fixedly connected with the eccentric wheel 2 through the fixing screw 21; the fixing ring 3 can be fixed by the fixing screw 21.

A gas outlet 7 is arranged at the joint of the tops of the left die 8 and the right die 9, and a gas inlet 6 is arranged at the joint of the rear ends of the left die 8 and the right die 9; the air outlet 7 and the air inlet 6 provide connection ports of the pump body, and installation and use are convenient.

The working principle and the using process of the utility model are as follows: firstly, the motor 1 is started, the eccentric wheel 2 rotates, the fixing ring 3 moves up and down and left and right, so that the piston 4 moves left and right and is fixed at the left and right of the fixing ring 3, the piston 4 can move left and right in the left die 8 and the right die 9, the piston 4 moves left, air enters from the air inlet 6 and enters into the inner cavity of the right die 9 through the right air inlet one-way valve 14, meanwhile, air in the inner cavity of the left die 8 flows to the air outlet 7 through the left air outlet one-way valve 15, then the piston 4 moves right, air enters from the air inlet 6 and enters into the inner cavity of the left die 8 through the left air inlet one-way valve 14, meanwhile, air in the inner cavity of the right die 9 flows to the air outlet 7 through the right air outlet one-way valve 15, and the motor 1 rotates one circle of the piston 4 to complete one-time left and right movement.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. Reciprocating type does not have stuff pump, its characterized in that: comprises a motor (1), a piston (4), a left die (8) and a right die (9), the left die (8) is connected with one end of the right die (9), the piston (4) slides in an inner cavity formed by the left die (8) and the right die (9) in a matching way, the motor (1) is arranged at the joint of one end of the left die (8) and one end of the right die (9), the output end of the motor (1) is connected with an eccentric wheel (2), the side wall of the eccentric wheel (2) is provided with a fixed ring (3), the fixed ring (3) is positioned on the inner wall of the piston (4), one end of the left die (8) is sequentially connected with a left sealing plate (12), an air inlet one-way valve (14), an air outlet one-way valve (15) and a left pressure plate (16), one end of the right die (9) is sequentially connected with a right sealing plate (13), an air inlet one-way valve (14), an air outlet one-way valve (15) and a right pressing plate (17).

2. The reciprocating fan pump of claim 1, wherein: and sealing rings (5) are arranged at two ends of the piston (4).

3. The reciprocating fan pump of claim 1, wherein: install left sealed glue (10) between left mould (8) and left sealing plate (12), install right sealed glue (11) between right mould (9) and right sealing plate (13).

4. The reciprocating fan pump of claim 1, wherein: clamping lead screw (18) are installed to left side clamp plate (16) one end, clamping nut (19) are installed to right side clamp plate (17) one end, left clamp plate (16), left closing plate (12), left mould (8), right mould (9), right closing plate (13) and right clamp plate (17) are run through in proper order in clamping lead screw (18), just clamping lead screw (18) one end is fixed with clamping nut (19) installation.

5. The reciprocating fan pump of claim 1, wherein: a fixing bolt (20) is installed in an installation hole of the motor (1), and the motor (1) is installed at the joint of one end of the left die (8) and one end of the right die (9) through the fixing bolt (20).

6. The reciprocating fan pump of claim 1, wherein: fixed screw (21) are installed to the one end of solid fixed ring (3), and gu fixed ring (3) pass through fixed screw (21) and eccentric wheel (2) fixed connection.

7. The reciprocating fan pump of claim 1, wherein: the air outlet (7) is installed at the joint of the top of the left die (8) and the top of the right die (9), and the air inlet (6) is installed at the joint of the rear end of the left die (8) and the rear end of the right die (9).