CN213627981U

CN213627981U - Plunger pump for ceramic pug

Info

Publication number: CN213627981U
Application number: CN202022659809.9U
Authority: CN
Inventors: 潘俊明
Original assignee: Liling Qianhui Industrial Co ltd
Current assignee: Liling Qianhui Industrial Co ltd
Priority date: 2020-11-17
Filing date: 2020-11-17
Publication date: 2021-07-06
Anticipated expiration: 2030-11-17

Abstract

The utility model discloses a plunger pump for ceramic pug, including the oil outlet end and the pump body, the oil outlet end is installed at the left end that the pump body leans on the upside, the pump body leans on the right-hand member of upside to be fixed with the oil feed end, when carrying out work, when driving the plunger head through the hydraulic column and moving the intracavity portion and sliding downwards, the pressure in the intracavity portion changes, make two ball valves draw close to the centre, at this moment, lean on the oil delivery groove and the oil feed end on the right side to be in the connected state, can convey fluid into the intracavity portion through the oil feed end, in this process, can carry out the multilayer filtration to the fluid that gets into the pump body through the filter, ensure that the fluid that gets into the pump body inside is pure and impurity-free, can effectively avoid the condition that a large amount of grease remains in the sealed work intracavity portion after long-time work, and the filter cup joints in the oil feed, the filter is convenient to mount and dismount inside the oil inlet end, and the later maintenance and replacement work is greatly facilitated.

Description

Plunger pump for ceramic pug

Technical Field

The utility model belongs to the technical field of the plunger pump is relevant, concretely relates to plunger pump for ceramic pug.

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. Plunger pumps are widely used in applications where high pressure, high flow and flow needs to be regulated, such as hydraulic machines, engineering machinery and ships. Plunger pumps are generally classified into single plunger pumps, horizontal plunger pumps, axial plunger pumps, and radial plunger pumps.

The existing plunger pump technology has the following problems: the existing plunger pump has certain defects in the application of actual ceramic pug conveying work, the structure of the existing plunger pump is complex, the number of parts is large, oil absorption and pressure oil work are realized through the volume change of a sealed work accommodating cavity, and after long-time oil absorption work, a large amount of oil dirt is remained in the sealed work accommodating cavity due to impurities contained in oil, so that the work efficiency of the plunger pump is seriously influenced.

Disclosure of Invention

An object of the utility model is to provide a plunger pump for ceramic pug to current plunger pump that proposes in solving above-mentioned background art is through long-time oil absorption work back, because the impurity that contains in the fluid, makes the problem that persists a large amount of oil stains in the sealed work appearance chamber.

In order to achieve the above object, the utility model provides a following technical scheme: the plunger pump for ceramic pug comprises an oil outlet end and a pump body, wherein the oil outlet end is arranged at the left end of the pump body close to the upper side, the right end of the pump body close to the upper side is fixed with an oil inlet end, a filter is sleeved in the oil inlet end, a moving cavity is arranged in the pump body, a hydraulic column is slidably sleeved in the moving cavity, the upper end of the hydraulic column is fixedly connected with a plunger head, the plunger head is fixedly connected with the inner wall of the upper end of the movable cavity through a connecting spring, a containing cavity is arranged in the pump body at the upper side of the moving cavity, oil conveying grooves are connected to the left end and the right end of the containing cavity, return springs are fixed on the inner walls of the left ends of the two oil conveying grooves, ball valves are fixed on the right ends of the two return springs, the oil inlet structure is characterized in that a placement groove is formed in the oil inlet end, a stop block is fixed on the inner wall, close to the left side, of the placement groove, and a lap joint opening is formed in the outer wall of the right end of the oil inlet end.

Preferably, inside the oil feed end was located through the resettlement groove cover to the filter, the filter comprises cartridge filter, first filter screen, second filter screen, gauze and overlap joint dish, the cartridge filter inner wall is located to the fixed cover of first filter screen, the right side of first filter screen is fixed in to the second filter screen, the right-hand member inner wall fixedly connected with gauze of cartridge filter, the right-hand member outer wall of cartridge filter is fixed in to the overlap joint dish.

Preferably, the cavity is a three-way groove, and the cavity is communicated with the two oil transmission grooves.

Preferably, the diameter of the ball valve is larger than the inner diameter of the left end of the oil conveying groove, and a sealing gasket is fixedly bonded on the inner wall of the left end of the oil conveying groove.

Preferably, the inside of overlap joint mouth and dog is all fixed the cover and is equipped with the magnet piece, the filter passes through the magnet piece with the arrangement groove and adsorbs the connection.

Preferably, the second filter screen and the first filter screen are both made of stainless steel, the aperture of the gauze is larger than that of the second filter screen, and the aperture of the second filter screen is larger than that of the first filter screen.

Compared with the prior plunger pump technology, the utility model provides a plunger pump for ceramic pug possesses following beneficial effect:

the utility model discloses a plunger pump for ceramic pug is improved and innovated on the basis of the existing plunger pump, so that the plunger pump has good practical performance in the application of actual ceramic pug conveying work, the utility model discloses plunger pump for ceramic pug is mainly composed of plunger head, hydraulic column, pump body, connecting spring, reset spring, oil outlet, oil conveying groove, ball valve, containing chamber, oil inlet, filter and moving chamber, when the utility model is used for work, when the plunger head is driven by the hydraulic column to slide downwards in the moving chamber, the pressure in the containing chamber is changed, so that two ball valves are closed to the middle, at the moment, the oil conveying groove and the oil inlet on the right side are in a communicating state, so that oil can be conveyed into the containing chamber through the oil inlet, in the process, the oil is under the action of the second filter screen, the first filter screen and the gauze with different apertures, can carry out the multiple-layer filtering to the fluid that gets into the pump body inside, ensure to get into the interior liquid of the pump body essence pure free from impurity, can effectually avoid after long-time work, sealed work takes place the condition of remaining a large amount of grease in holding the chamber, improves the life of plunger pump greatly, and, the filter cup joints inside the oil feed end through the arrangement groove, adsorbs the connection through the magnet piece again for the filter is convenient to be installed and is dismantled inside the oil feed end, has made things convenient for the maintenance change work in later stage greatly, the utility model discloses plunger pump for ceramic pug simple structure, convenient to use, oil absorption performance is better, has fine filtering capability to fluid, has fine use value.

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, do not constitute a limitation of the invention, in which:

FIG. 1 is a schematic view of the oil absorption structure of the plunger pump for ceramic pug of the present invention;

FIG. 2 is a schematic view of the oil discharge structure of the plunger pump for ceramic pug of the present invention;

FIG. 3 is a schematic view of an oil inlet end assembly structure according to the present invention;

fig. 4 is a schematic view of the filter assembly structure according to the present invention;

in the figure: 1. a plunger head; 2. a hydraulic column; 3. a pump body; 4. a connecting spring; 5. a return spring; 6. an oil outlet end; 7. an oil delivery groove; 8. a ball valve; 9. a cavity; 10. an oil inlet end; 11. a filter; 12. a moving chamber; 13. a stopper; 14. a placing groove; 15. a magnet piece; 16. a lap joint opening; 17. a filter cartridge; 18. a first filter screen; 19. a second filter screen; 20. a screen; 21. a lap joint disk.

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: the plunger pump for ceramic pug comprises an oil outlet end 6 and a pump body 3, wherein the oil outlet end 6 is installed at the left end of the pump body 3 close to the upper side, the right end of the pump body 3 close to the upper side is fixed with an oil inlet end 10, a filter 11 is sleeved inside the oil inlet end 10, the filter 11 is sleeved inside the oil inlet end 10 through a mounting groove 14, the filter 11 consists of a filter cylinder 17, a first filter screen 18, a second filter screen 19, a gauze 20 and a lap joint disc 21, the second filter screen 19 and the first filter screen 18 are both made of stainless steel, the aperture of the gauze 20 is larger than that of the second filter screen 19, the aperture of the second filter screen 19 is larger than that of the first filter screen 18, the second filter screen 19, the first filter screen 18 and the gauze 20 with different apertures can carry out multi-layer filtration on oil entering the pump body 3 to ensure that the oil is pure and free of impurities, the first filter screen 18 is fixedly sleeved, second filter screen 19 is fixed in the right side of first filter screen 18, the right-hand member inner wall fixedly connected with gauze 20 of cartridge filter 17, overlap joint dish 21 is fixed in the right-hand member outer wall of cartridge filter 17, effect through filter 11, can be so that the fluid that gets into from oil feed end 10 can obtain fine filtration, get rid of the dregs of fat outside, prevent to lead to the fact the pollution to the inside of the pump body 3, removal chamber 12 has been seted up to the inside of the pump body 3, the inside slip cover that removes chamber 12 is equipped with hydraulic column 2, the upper end fixedly connected with plunger head 1 of hydraulic column 2.

A plunger pump for ceramic pug is characterized in that a plunger head 1 is fixedly connected with the inner wall of the upper end of a movable cavity 12 through a connecting spring 4, a containing cavity 9 is formed in a pump body 3 on the upper side of the movable cavity 12, the containing cavity 9 is a three-way groove, the containing cavity 9 is communicated with two oil conveying grooves 7, the plunger head 1 is driven to pump in the movable cavity 12 through a hydraulic column 2, the pressure in the containing cavity 9 is changed, so that an oil inlet end 10 can normally perform oil absorption work, the left end and the right end of the containing cavity 9 are both connected with the oil conveying grooves 7, the inner walls of the left ends of the two oil conveying grooves 7 are both fixed with return springs 5, the right ends of the two return springs 5 are both fixed with ball valves 8, the diameter of each ball valve 8 is larger than the inner diameter of the left end of each oil conveying groove 7, the inner wall of the left end of each oil conveying groove 7 is fixedly bonded with, through sealed the pad, the leakproofness between greatly increased ball valve 8 and the oil transportation groove 7, the resettlement groove 14 has been seted up to the inside of oil feed end 10, resettlement groove 14 leans on to be fixed with dog 13 on the left inner wall, overlap joint mouth 16 has been seted up to oil feed end 10 right-hand member outer wall inside, overlap joint mouth 16 and the inside of dog 13 are all fixed the cover and are equipped with magnet piece 15, filter 11 and resettlement groove 14 pass through magnet piece 15 and adsorb the connection, under the effect of magnet piece 15, make overlap joint dish 21 on the filter 11 outer wall can be connected with 16 absorption of overlap joint mouth, filter 11's left end outer wall can be connected with dog 13 absorption.

The utility model discloses a theory of operation and use flow: after the utility model is installed, when the plunger pump for ceramic pug is used for working, the plunger head 1 is driven by the hydraulic column 2 to slide downwards in the moving cavity 12, the pressure inside the cavity 9 is changed, so that the two ball valves 8 are drawn towards the middle under the action of the reset spring 5, at the moment, the oil conveying groove 7 on the right side and the oil inlet end 10 are in a communicating state, the oil conveying groove 7 on the left side is separated from the cavity 9 through the ball valve 8, the negative pressure inside the cavity 9 can absorb the oil into the cavity 9 through the oil inlet end 10, in the process, the oil can carry out multi-layer filtration on the oil entering the interior of the pump body 3 under the action of the second filter screen 19 with different pore diameters, the first filter screen 18 and the gauze 20, the situation that a large amount of oil scale is left in the cavity 9 after long-time working can be effectively avoided, greatly prolongs the service life of the plunger pump, and when the hydraulic column 2 stops pulling downwards in the oil absorption work, the ball valve 8 blocks the right port of the oil transmission groove 7 again under the elastic force of the return spring 5, when the hydraulic column 2 drives the plunger head 1 to slide upwards in the moving cavity 12, the pressure in the cavity 9 is changed, so that the ball valve 8 close to the right side continuously plugs the oil inlet end 10, and the ball valve 8 close to the left is deviated leftwards, so that the cavity 9 is communicated with the oil outlet end 6, the oil in the cavity 9 is discharged, after long-time work, because the filter 11 is sleeved inside the oil inlet end 10 through the placing groove 14, and the filter 11 is connected with the placing groove 14 in an adsorption manner through the magnet piece 15, so that the filter 11 is convenient to mount and dismount inside the oil inlet end 10, and the later maintenance and replacement work of the filter 11 is greatly facilitated.

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. Plunger pump for ceramic pug is including producing oil end (6) and pump body (3), its characterized in that: the oil outlet end (6) is installed at the left end of the pump body (3) close to the upside, the right end of the pump body (3) close to the upside is fixed with an oil inlet end (10), a filter (11) is sleeved inside the oil inlet end (10), a movable cavity (12) is formed inside the pump body (3), a hydraulic column (2) is sleeved inside the movable cavity (12) in a sliding mode, a plunger head (1) is fixedly connected to the upper end of the hydraulic column (2), the plunger head (1) and the inner wall of the upper end of the movable cavity (12) are fixedly connected through a connecting spring (4), an accommodating cavity (9) is formed inside the pump body (3) on the upside of the movable cavity (12), oil conveying grooves (7) are connected to the left end and the right end of each accommodating cavity (9), reset springs (5) are fixed to the inner walls of the left ends of the two oil conveying grooves (7), and ball valves (8) are fixed to the right, a placement groove (14) is formed in the oil inlet end (10), a stop block (13) is fixed on the inner wall, close to the left side, of the placement groove (14), and a lap joint opening (16) is formed in the outer wall of the right end of the oil inlet end (10).

2. The plunger pump for ceramic sludge according to claim 1, wherein: oil feed end (10) inside is located through resettlement groove (14) cover in filter (11), filter (11) comprise cartridge filter (17), first filter screen (18), second filter screen (19), gauze (20) and overlap joint dish (21), cartridge filter (17) inner wall is located to first filter screen (18) fixed cover, the right side of first filter screen (18) is fixed in second filter screen (19), the right-hand member inner wall fixedly connected with gauze (20) of cartridge filter (17), overlap joint dish (21) are fixed in the right-hand member outer wall of cartridge filter (17).

3. The plunger pump for ceramic sludge according to claim 1, wherein: the containing cavity (9) is a three-through groove, and the containing cavity (9) is communicated with the two oil conveying grooves (7).

4. The plunger pump for ceramic sludge according to claim 1, wherein: the diameter of the ball valve (8) is larger than the inner diameter of the left end of the oil conveying groove (7), and a sealing gasket is fixedly bonded on the inner wall of the left end of the oil conveying groove (7).

5. The plunger pump for ceramic sludge according to claim 1, wherein: the inside of overlap joint mouth (16) and dog (13) is all fixed the cover and is equipped with magnet piece (15), filter (11) and resettlement groove (14) are connected through magnet piece (15) absorption.

6. The plunger pump for ceramic sludge according to claim 2, wherein: second filter screen (19) and first filter screen (18) all adopt stainless steel to make, the aperture of gauze (20) is greater than the aperture of second filter screen (19), the aperture of second filter screen (19) is greater than the aperture of first filter screen (18).