CN219366248U

CN219366248U - Plunger pump convenient to overhaul

Info

Publication number: CN219366248U
Application number: CN202223498024.3U
Authority: CN
Inventors: 张学涛; 李金栋; 郭明奎; 马新胜
Original assignee: Funoze Petroleum Equipment Shandong Co ltd
Current assignee: Funoze Petroleum Equipment Shandong Co ltd
Priority date: 2022-12-13
Filing date: 2022-12-13
Publication date: 2023-07-18
Anticipated expiration: 2032-12-13

Abstract

The utility model discloses a plunger pump convenient to overhaul, which comprises: the novel hydraulic pump comprises a pump body, a positioning block and a second spring, wherein one side of the pump body is connected with an end cover, a transmission shaft is movably connected inside the pump body through a bearing, a swash plate is connected to the outer side of the transmission shaft, and a plunger body is connected to one side of the swash plate. This plunger pump convenient to overhaul, through promoting the push rod, can extrude the first spring of one end when the push rod removes, make it shrink, the fixture block also can remove this moment, break away from the contact with the draw-in groove, rotatable push rod this moment, the push rod drives the fixture block and rotates, when the fixture block rotates to the second movable groove, first spring can reset, drive the fixture block and remove, portable fixture block this moment, remove the contact that breaks away from with the pump body through the second movable groove, can separate the pump body and the end cover this moment, maintain the inside subassembly of plunger pump, so can be convenient for demolish the end cover of plunger pump one side through above-mentioned operation, overhaul the inside of plunger pump.

Description

Plunger pump convenient to overhaul

Technical Field

The utility model relates to the technical field of plunger pumps, in particular to a plunger pump convenient to overhaul.

Background

Plunger pumps are an important device. The plunger reciprocates in the cylinder body to change the volume of the sealed working cavity, so as to realize oil absorption and pressure oil. The plunger pump has the advantages of high speed, compact structure, high efficiency, convenient flow adjustment and the like, and is widely applied to occasions requiring high pressure, high flow and flow adjustment, such as hydraulic presses, engineering machinery and ships.

The plunger pump is widely applied to occasions that high pressure, large-traffic and flow need be adjusted, is an important device, and current plunger pump generally can use the bolt to be connected with the pump body with the end cover, when the inside subassembly of plunger pump goes wrong, need use the screwdriver to rotate and take out the bolt, separate plunger pump and end cover, then maintain the plunger pump inside, but this kind of mode of maintenance is comparatively loaded down with trivial details, not only needs the screwdriver to assist, also needs to spend more time when dismantling and installing.

Disclosure of Invention

The utility model aims to provide a plunger pump convenient to overhaul, so as to solve the problem that the existing plunger pump proposed by the background art is inconvenient to overhaul.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a plunger pump for easy access, comprising: the device comprises a pump body, a positioning block and a second spring, wherein one side of the pump body is connected with an end cover, the inside of the pump body is movably connected with a transmission shaft through a bearing, the outer side of the transmission shaft is connected with a sloping cam plate, and one side of the sloping cam plate is connected with a plunger body;

one side of the positioning block is fixed with the end cover, the outer side of the positioning block is fixedly connected with a protruding head, and the outer side of the protruding head is connected with the pump body.

Preferably, the end cover is internally and penetratingly connected with a push rod, one side of the push rod is fixedly connected with a clamping block, and the outer side of the clamping block is connected with a first movable groove.

Preferably, a second movable groove matched with the clamping block is formed in one side, close to the first movable groove, of the end cover.

Preferably, a clamping groove matched with the clamping block is formed in one side of the second movable groove, a first spring is connected to one side of the push rod, and one side of the first spring is connected with the pump body.

Preferably, one end of the second spring is connected with the pump body, and the other end of the second spring is connected with the ejector rod.

Preferably, a pull rod is fixedly connected to the outer side of the ejector rod, and one side of the ejector rod is connected with a bevel block.

Preferably, one side of the bevel block is connected with a third spring, one end of the third spring is connected with the pump body, and one side of the pump body is provided with an oil filling hole.

Compared with the prior art, the plunger pump convenient to overhaul has the beneficial effects that: pushing the push rod, can squeezing the first spring of one end when the push rod removes, make it shrink, the fixture block also can remove this moment, break away from the contact with the draw-in groove, rotatable push rod this moment, the push rod drives the fixture block and rotates, when the fixture block rotates to the second movable groove, first spring can reset, drive the fixture block and remove, portable fixture block this moment, remove the contact that breaks away from with the pump body through the second movable groove, can separate the pump body and the end cover this moment, maintain the inside subassembly of plunger pump, so can be convenient for demolish the end cover of plunger pump one side through above-mentioned operation, overhaul the inside of plunger pump.

1. The plunger pump is widely applied to occasions that high pressure, large-traffic and flow need be adjusted, an important device is, the plunger pump is after long-time use, inside subassembly can appear some trouble, need dismantle it and overhaul, through promoting the push rod, can extrude the first spring of one end when the push rod removes, make it shrink, the fixture block also can remove this moment, break away from the contact with the draw-in groove, rotatable push rod this moment, the push rod drives the fixture block and rotates, when the fixture block rotates to the second movable groove, first spring can reset, drive the fixture block and remove, movable fixture block this moment, remove the contact with the pump body through the second movable groove, can separate the pump body and end cover this moment, maintain the inside subassembly of plunger pump, so can be convenient for demolish the end cover of plunger pump one side through above-mentioned operation, overhaul the inside of plunger pump.

2. The plunger pump is widely applied to occasions that high pressure, large-traffic and flow need be adjusted, an important device, the plunger pump needs motor drive transmission shaft to rotate when the operation, in order to make the transmission shaft rotate smoothly, need align and lubricate, through pulling the pull rod, the pull rod drives the ejector pin and removes, the ejector pin can extrude the second spring of bottom when removing, make it shrink, the ejector pin can break away from the contact with the bevel connection piece this moment, the third spring can reset, drive the bevel connection piece and remove, open the oil filler point, the accessible oil filler point is filled oil this moment, lubricate the transmission shaft, so through the operation can be convenient for lubricate the transmission shaft of plunger pump, make it smoothly rotate.

Drawings

FIG. 1 is a schematic front view of the present utility model;

FIG. 2 is a schematic front view in cross section of the present utility model;

FIG. 3 is a schematic front view of a putter in accordance with the present utility model;

FIG. 4 is a schematic front view of a second movable trough according to the present utility model;

FIG. 5 is a schematic front view of the ejector pin of the present utility model;

fig. 6 is an enlarged schematic view of the present utility model a.

In the figure: 1. a pump body; 2. an end cap; 3. a transmission shaft; 4. a swash plate; 5. a plunger body; 6. a positioning block; 7. a nose; 8. a push rod; 9. a first spring; 10. a clamping block; 11. a first movable groove; 12. a second movable groove; 13. a clamping groove; 14. a second spring; 15. a push rod; 16. a pull rod; 17. a bevel block; 18. a third spring; 19. and an oil filling hole.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-6, the present utility model provides a technical solution: a plunger pump for easy access, comprising: the pump comprises a pump body 1, a positioning block 6 and a second spring 14, wherein one side of the pump body 1 is connected with an end cover 2, the inside of the pump body 1 is movably connected with a transmission shaft 3 through a bearing, the outer side of the transmission shaft 3 is connected with a swash plate 4, and one side of the swash plate 4 is connected with a plunger body 5;

one side of the positioning block 6 is fixed with the end cover 2, the outer side of the positioning block 6 is fixedly connected with a raised head 7, and the outer side of the raised head 7 is connected with the pump body 1; the inside of the end cover 2 is connected with a push rod 8 in a penetrating way, one side of the push rod 8 is fixedly connected with a clamping block 10, and the outer side of the clamping block 10 is connected with a first movable groove 11; a second movable groove 12 matched with the clamping block 10 is formed in one side, close to the first movable groove 11, of the end cover 2; the draw-in groove 13 with fixture block 10 assorted is seted up to second movable groove 12 one side, and push rod 8 one side is connected with first spring 9, and first spring 9 one side is connected with pump body 1, and pump body 1, push rod 8 and first spring 9 constitute elasticity extending structure, and fixture block 10 constitutes sliding structure with first movable groove 11, and protruding head 7 constitutes the block structure with pump body 1, and the material of protruding head 7 is rubber.

In particular, the plunger pump is widely applied to occasions requiring high pressure, high flow and flow regulation, is an important device of a hydraulic system, after the plunger pump is used for a long time, internal components have faults and need to be disassembled and overhauled, by pushing the push rod 8, the first spring 9 at one end can be extruded to shrink when the push rod 8 moves, the clamping block 10 can move at the moment and separate from contact with the clamping groove 13, the push rod 8 can be rotated at the moment, the push rod 8 drives the clamping block 10 to rotate, when the clamping block 10 rotates to the second movable groove 12, the first spring 9 can reset to drive the clamping block 10 to move, the movable clamping block 10 can move away from contact with the pump body 1 through the second movable groove 12, the pump body 1 can be separated from the end cover 2 at the moment, and the components in the plunger pump are maintained, after the maintenance is finished, through butt joint the locating piece 6 on one side of the end cover 2 with the locating hole inside the pump body 1, deformation can occur when the raised head 7 made of rubber material on the outer side of the locating piece 6 contacts the pump body 1, when the raised head 7 contacts the groove inside the pump body 1, the shape of the raised head 7 can be restored, the first movable groove 11 can align with the second movable groove 12 at the moment and can push the push rod 8 to move, the first spring 9 is extruded and contracted, when the push rod 8 cannot move, the push rod 8 can rotate to drive the clamping block 10 to align with the clamping groove 13, the push rod 8 is loosened, the first spring 9 resets to drive the clamping block 10 to enter the clamping groove 13, and the clamping is completed, so that the maintenance can be conveniently carried out on the end cover 2 on one side of the plunger pump through the operation.

Referring to fig. 1, 2 and 5, one end of a second spring 14 is connected with the pump body 1, and the other end of the second spring 14 is connected with a push rod 15; the outer side of the ejector rod 15 is fixedly connected with a pull rod 16, and one side of the ejector rod 15 is connected with a bevel block 17; one side of the bevel block 17 is connected with a third spring 18, one end of the third spring 18 is connected with the pump body 1, one side of the pump body 1 is provided with an oil injection hole 19, the pull rod 16 and the pump body 1 form a sliding structure, and the pump body 1, the second spring 14 and the ejector rod 15 form an elastic telescopic structure.

In specific implementation, the plunger pump is widely applied to occasions with high pressure, large flow and flow needing to be regulated, the plunger pump is an important device of a hydraulic system, the motor is required to drive the transmission shaft 3 to rotate during operation, in order to enable the transmission shaft 3 to smoothly rotate, the plunger pump needs to be aligned for lubrication, the pull rod 16 is pulled, the pull rod 16 drives the push rod 15 to move, the second spring 14 at the bottom is extruded when the push rod 15 moves, the push rod 15 is contracted, at the moment, the push rod 15 is separated from contact with the bevel block 17, the third spring 18 is reset, the bevel block 17 is driven to move, the oil hole 19 is opened, at the moment, the oil hole 19 is filled with oil, the transmission shaft 3 is lubricated, after lubrication is completed, the pull rod 16 is loosened, the second spring 14 is reset, the push rod 15 is driven to move, the inclined plane at one side of the bevel block 17 is extruded through the cambered surface at the top, the third spring 18 at one side of the bevel block 17 is extruded, the bevel block 17 is contracted, the bevel block 17 is moved to seal the oil hole 19, dust and impurities are prevented from opening the oil hole 19, the oil hole 19 is opened, at the moment, the operation of the plunger pump can be smoothly rotated through the transmission shaft 3.

To sum up: when the plunger pump convenient to overhaul is used, firstly, the motor drives the transmission shaft 3 to rotate, the transmission shaft 3 drives the swash plate 4 to rotate, the swash plate 4 drives the plunger body 5 to stretch and retract when rotating, the plunger body 5 reciprocates in the plunger pump, the volume of the sealed working cavity is changed to realize oil absorption and pressure oil, and the plunger pump is characterized by being convenient to overhaul, and the content which is not described in detail in the description belongs to the prior art known by the expert in the field.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. A plunger pump for easy access, comprising: the novel hydraulic pump is characterized in that one side of the pump body (1) is connected with an end cover (2), a transmission shaft (3) is movably connected inside the pump body (1) through a bearing, a swash plate (4) is connected to the outer side of the transmission shaft (3), and a plunger body (5) is connected to one side of the swash plate (4);

one side of the positioning block (6) is fixed with the end cover (2), a raised head (7) is fixedly connected to the outer side of the positioning block (6), and the outer side of the raised head (7) is connected with the pump body (1).

2. The plunger pump convenient to overhaul as claimed in claim 1, wherein: the novel end cover is characterized in that a push rod (8) is connected inside the end cover (2) in a penetrating manner, a clamping block (10) is fixedly connected to one side of the push rod (8), and a first movable groove (11) is connected to the outer side of the clamping block (10).

3. The plunger pump convenient to overhaul as claimed in claim 2, wherein: a second movable groove (12) matched with the clamping block (10) is formed in one side, close to the first movable groove (11), of the end cover (2).

4. A plunger pump for easy access according to claim 3, characterized in that: clamping grooves (13) matched with the clamping blocks (10) are formed in one side of the second movable groove (12), a first spring (9) is connected to one side of the push rod (8), and one side of the first spring (9) is connected with the pump body (1).

5. The plunger pump convenient to overhaul as claimed in claim 1, wherein: one end of the second spring (14) is connected with the pump body (1), and the other end of the second spring (14) is connected with a push rod (15).

6. The plunger pump convenient to overhaul as recited in claim 5, further comprising: the outside of ejector rod (15) fixedly connected with pull rod (16), ejector rod (15) one side is connected with bevel connection piece (17).

7. The plunger pump convenient to overhaul as recited in claim 6, further comprising: one side of the bevel block (17) is connected with a third spring (18), one end of the third spring (18) is connected with the pump body (1), and one side of the pump body (1) is provided with an oil injection hole (19).