CN218467760U - Plunger pump power transmission assembly - Google Patents
Plunger pump power transmission assembly Download PDFInfo
- Publication number
- CN218467760U CN218467760U CN202222768388.2U CN202222768388U CN218467760U CN 218467760 U CN218467760 U CN 218467760U CN 202222768388 U CN202222768388 U CN 202222768388U CN 218467760 U CN218467760 U CN 218467760U
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- plunger
- pump body
- eccentric wheel
- transmission shaft
- pump
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Abstract
The utility model discloses a plunger pump power transmission subassembly, which comprises a pump body, pump body bottom runs through there is the transmission shaft, the inside one side of the pump body is equipped with the pump sending cavity, pump sending cavity both sides are equipped with the feed liquor valve and go out the liquid valve, pump sending cavity inboard is equipped with the plunger, plunger one end is equipped with the buffering cap, the transmission shaft top is equipped with the eccentric wheel, buffering cap offsets with the eccentric wheel, the plunger other end is equipped with return spring, pump body one side is equipped with the plug screw, the utility model discloses, set up the buffering cap between eccentric wheel and plunger, but buffering cap and plunger relative slip, and inside set up buffer spring, eliminate the clearance between eccentric wheel and the plunger, reduce the collision between eccentric wheel and the plunger, improve equipment life.
Description
Technical Field
The utility model belongs to the technical direction of plunger pump, concretely relates to plunger pump power transmission subassembly.
Background
Plunger pumps are an important device of hydraulic systems. The volume of the sealed working cavity is changed by the reciprocating motion of the plunger in the cylinder body, so that oil absorption and oil pressing are realized. The plunger pump has the advantages of high rated pressure, compact structure, high efficiency, convenient flow regulation and the like.
In the prior art, an eccentric wheel or a cam is used as a driving device and is matched with a spring to control a plunger to reciprocate, but when the eccentric wheel or the cam is used for transmission, the eccentric wheel and the plunger collide to generate noise, and the service life of equipment is even influenced
This phenomenon is a problem that those skilled in the art are urgently required to solve.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a to current device plunger pump power transmission subassembly to solve the problem that proposes among the above-mentioned background art.
In order to solve the technical problem, the utility model provides a following technical scheme: plunger pump power transmission subassembly, including the pump body, the transmission shaft has been run through to pump body bottom, the inside one side of the pump body is equipped with the pumping chamber body, pumping chamber body both sides are equipped with feed liquor valve and go out the liquid valve, pumping chamber body inboard is equipped with the plunger, plunger one end is equipped with the buffering cap, the transmission shaft top is equipped with the eccentric wheel, the buffering cap offsets with the eccentric wheel, the plunger other end is equipped with return spring, pump body one side is equipped with the plug screw.
The utility model discloses explain further, the transmission shaft is connected with the pump body rotation, the keyway has been seted up at the transmission shaft both ends.
The utility model discloses explain further, transmission shaft and eccentric wheel fixed connection, the transmission shaft other end is equipped with driving motor.
The utility model discloses explain further, sliding connection between plunger and the pumping chamber body, return spring one end offsets with pumping chamber body inner wall.
The utility model discloses explain further, feed liquor valve and play liquid valve are the check valve, feed liquor valve and play liquid valve all can dismantle with the pump body and be connected.
The utility model discloses explain further, be equipped with buffer spring between buffering cap and the plunger.
Compared with the prior art, the utility model discloses the beneficial effect who reaches is:
the utility model discloses, set up the buffering cap between eccentric wheel and plunger, but buffering cap and plunger relative slip, and inside sets up buffer spring, eliminates the clearance between eccentric wheel and the plunger, reduces the collision between eccentric wheel and the plunger, improve equipment life.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic view of the overall three-dimensional structure at a first viewing angle of the present invention;
fig. 2 is a schematic diagram of a three-dimensional cross-sectional structure at a second viewing angle of the present invention;
in the figure: 1. a pump body; 11. a pumping chamber; 12. a return spring; 3. a plug screw; 14. a buffer cap; 15. a buffer spring; 2. a drive shaft; 21. an eccentric wheel; 3. a plug screw; 4. a liquid outlet valve; 5. and a liquid inlet valve.
Detailed Description
The following detailed description of the preferred embodiments of the present invention is provided for the purpose of illustrating the invention and the accompanying drawings. It is to be understood that the disclosed embodiments are merely exemplary of the invention, and are not intended to limit the invention to the precise embodiments disclosed. 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. 1-2, the present invention provides a technical solution: plunger pump power transmission subassembly, which comprises a pump body 1, 1 bottom of the pump body is run through there is transmission shaft 2, pumping cavity 11 has been seted up to 1 inside one side of the pump body, 11 both sides of pumping cavity are equipped with feed liquor valve 5 and play liquid valve 4, 11 inboards of pumping cavity are equipped with plunger 13, pumping cavity 11 and plunger 13 adaptation, plunger 13 one end is equipped with buffering cap 14, sliding connection between buffering cap 14 and the plunger 13, 2 tops of transmission shaft are equipped with eccentric wheel 21, buffering cap 14 offsets with eccentric wheel 21, the plunger 13 other end is equipped with return spring 12, 1 one side of the pump body is equipped with plug screw 3.
The plunger 13 is connected with the pumping cavity 11 in a sliding mode, one end of the return spring 12 abuts against the inner wall of the pumping cavity 11, the plunger 13 is reset through the elastic force of the return spring 12, and the plunger 13 can slide back and forth conveniently.
The liquid inlet valve 5 and the liquid outlet valve 4 are both one-way valves and are used for controlling liquid to flow in a one-way mode to achieve a pumping function, the liquid inlet valve 5 and the liquid outlet valve 4 are both detachably connected with the pump body 1, and a buffer spring 15 is arranged between the buffer cap 14 and the plunger 13.
The working process comprises the following steps:
liquid is supplied to the liquid inlet valve 5 through a pipeline, the driving motor controls the transmission shaft 2 to rotate, the eccentric wheel 21 is further driven to rotate, the eccentric wheel 21 pushes the plunger 13 to move, liquid is extruded, the liquid is pumped out through the liquid outlet valve 4, after the eccentric wheel 21 rotates for a certain angle, the plunger 13 resets under the action of the return spring 12, and then another round of extrusion pumping work is carried out.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", 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 of the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Finally, it should be pointed out that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it. Although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: it is to be understood that modifications may be made to the technical solutions described in the foregoing embodiments, or some technical features may be equivalently replaced without departing from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (6)
1. Plunger pump power transmission subassembly, including the pump body (1), its characterized in that: the utility model discloses a pump body, including pump body (1), pump body (1) bottom run through there is transmission shaft (2), the inside one side of pump body (1) is equipped with pumping cavity (11), pumping cavity (11) both sides are equipped with feed liquor valve (5) and go out liquid valve (4), pumping cavity (11) inboard is equipped with plunger (13), plunger (13) one end is equipped with buffering cap (14), transmission shaft (2) top is equipped with eccentric wheel (21), buffering cap (14) offsets with eccentric wheel (21), plunger (13) other end is equipped with return spring (12), pump body (1) one side is equipped with plug screw (3).
2. The plunger pump power transfer assembly of claim 1, wherein: the transmission shaft (2) is rotatably connected with the pump body (1), and key grooves are formed in two ends of the transmission shaft (2).
3. The plunger pump power transfer assembly of claim 2, wherein: the transmission shaft (2) is fixedly connected with the eccentric wheel (21), and a driving motor is arranged at the other end of the transmission shaft (2).
4. The plunger pump power transfer assembly of claim 1, wherein: and the plunger (13) is in sliding connection with the pumping cavity (11), and one end of the return spring (12) is abutted against the inner wall of the pumping cavity (11).
5. The plunger pump power transfer assembly of claim 1, wherein: feed liquor valve (5) and play liquid valve (4) are the check valve, feed liquor valve (5) and play liquid valve (4) all can be dismantled with pump body (1) and be connected.
6. The plunger pump power transfer assembly of claim 1, wherein: and a buffer spring (15) is arranged between the buffer cap (14) and the plunger (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222768388.2U CN218467760U (en) | 2022-10-20 | 2022-10-20 | Plunger pump power transmission assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222768388.2U CN218467760U (en) | 2022-10-20 | 2022-10-20 | Plunger pump power transmission assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218467760U true CN218467760U (en) | 2023-02-10 |
Family
ID=85147536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222768388.2U Active CN218467760U (en) | 2022-10-20 | 2022-10-20 | Plunger pump power transmission assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218467760U (en) |
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2022
- 2022-10-20 CN CN202222768388.2U patent/CN218467760U/en active Active
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