CN212717029U - Novel high-pressure annular raceway swash plate type pipe plug pump - Google Patents
Novel high-pressure annular raceway swash plate type pipe plug pump Download PDFInfo
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- CN212717029U CN212717029U CN202021475023.5U CN202021475023U CN212717029U CN 212717029 U CN212717029 U CN 212717029U CN 202021475023 U CN202021475023 U CN 202021475023U CN 212717029 U CN212717029 U CN 212717029U
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Abstract
The utility model relates to the technical field of hydraulic control systems, and discloses a novel hydraulic pump, in particular to a novel high-pressure annular raceway swash plate type pipe plug pump, which comprises a plunger pump body, a cylinder body and a front cover, wherein the inside of the rear end of the plunger pump body is provided with the cylinder body, the middle part of the cylinder body is provided with an oil inlet, the rear end of the inside of the cylinder body is provided with an oil outlet annular oil duct, the front end of the oil outlet annular oil duct is welded with an oil outlet one-way valve, the front end of the oil outlet one-way valve is positioned at the bottom of the cylinder body and is welded with an oil absorption one-way valve, the bearing and the steel ball are specially treated by utilizing the rolling operation principle of the bearing steel ball, the high-speed operation is achieved, meanwhile, the friction coefficient is small, the wear is not easy, the service life of the product is prolonged, the hydraulic pump is suitable for, the product service life is effectively prolonged due to the defects of short service life and the like of the plunger pump.
Description
Technical Field
The utility model relates to a hydraulic control system technical field specifically is novel high pressure annular raceway swash plate formula stopcock pump.
Background
The plunger pump is an important device of a hydraulic system, changes the volume of a sealed working cavity to absorb and press oil by means of reciprocating motion of a plunger in a cylinder body, has the advantages of high rated pressure, compact structure, high efficiency, convenience in flow regulation and the like, is widely applied to occasions where high pressure, large flow and flow need to be regulated, such as hydraulic machines, engineering machinery and ships, and is a traditional hydraulic plunger pump.
An integration high rotational speed swash plate rotation type motor pump like Chinese patent application number CN206092310.U, including motor pump shell, direct current motor and swash plate, motor pump shell is by the structure that big, tip casing link to each other, and the end cover is installed to big tip casing terminal surface, the back pump body is installed to tip casing terminal surface, big, tip chamber in big, the tip casing is connected and is communicated with each other, motor and swash plate mechanism coaxial coupling, the swash plate is rotatory to be driven one end and is stretched into the synchronous rotation of the valve shaft in the back pump body.
Above-mentioned utility model although can realize the use of plunger pump, nevertheless be not enough in the aspect of product life, because the structure is complicated, can not alleviate the degree of wear problem, and the practicality is not high, to above-mentioned problem, for this reason, we have designed novel high pressure annular raceway swash plate formula stopcock pump.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a novel high pressure annular raceway swash plate formula stopcock pump has solved the big and not high problem of product life of the degree of wear of the sloping cam plate that proposes among the above-mentioned background art and piston shoes.
In order to achieve the above purpose, the utility model adopts the technical scheme that:
novel high-pressure annular raceway swash plate type pipe plug pump, including plunger pump body, cylinder body and protecgulum, the inside cylinder body that is equipped with of plunger pump body rear end, and middle part position has seted up the oil inlet in the cylinder body, the annular oil duct of producing oil has been seted up to the inside rear end of cylinder body, and the welding of the annular oil duct front end of producing oil has the check valve of producing oil, it has the oil absorption check valve to produce oil the check valve front end to be located the welding of cylinder body bottom, and the outside piston pipe body that has agreed with mutually that has cup jointed of oil absorption check valve, the piston pipe body front end is located this internal well lower part position of plunger pump and has cup jointed the piston rod.
Furthermore, an inner ring piston tube body and an outer ring piston tube body are arranged on the cross section of the plunger pump body, an inner ring through hole and an outer ring through hole are arranged on the cross section of the plunger pump body at equal intervals, the outer ring piston tube which is matched with the outer ring through hole is sleeved in the outer ring through hole which is arranged on the cross section of the plunger pump body, and the inner ring piston tube which is matched with the inner ring through hole is sleeved in the inner ring through hole which is arranged on the cross section of the plunger pump body.
Further, the welding of piston rod front end has the steel ball seat, and the steel ball seat agrees with threaded connection mutually with the piston pipe body and constitutes the piston tube seat, the steel ball body that meshes mutually is welded in the steel ball seat, the welding of steel ball body front end has piston shoes, and plunger pump body front end is equipped with the sloping cam plate body, the sloping cam plate raceway has been seted up on the sloping cam plate body, and piston shoes mesh the butt with the sloping cam plate raceway mutually, sloping cam plate body front end is located the plunger pump body lower right corner and is equipped with the oil tank.
Furthermore, the movable joint of position is equipped with the protecgulum on the plunger pump body front end upper position, and the protecgulum lower extreme is located plunger pump body front end position welding and has the skeleton oil blanket, the welding of skeleton oil blanket front end has engaged with joint bearing, and skeleton oil blanket and joint bearing inner race all cup joint the integral key shaft that agrees with mutually.
Furthermore, the joint bearing outer ring is welded with a fixing plate, the fixing plate and the joint bearing are fixed through an elastic retainer ring for a shaft, the fixing plate enables the piston tube seat, the steel ball body and the swash plate roller path to be in sliding contact, and the swash plate body enables the piston tube seat, the steel ball body and the swash plate roller path to be in rolling motion.
The utility model has the advantages that:
1. the utility model discloses a, through being equipped with joint bearing, be convenient for utilize bearing steel ball roll operation principle, pass through special treatment with joint bearing and steel ball body to make it reach high-speed operation, the coefficient of friction is little simultaneously, difficult wearing and tearing, the effectual life who increases the product relatively, it is applicable to in all engineering hydraulic system, is the hydraulic component of ideal, has improved the work efficiency of plunger pump relatively simultaneously.
2. The utility model discloses a, through being equipped with the fixed plate, be convenient for reduce the wearing and tearing of sloping cam plate body and piston shoe relatively, during the use, pass through threaded connection with the steel ball seat and constitute the piston tube seat with the piston tube body, through adorning the fixed plate on joint bearing outer lane, and it is fixed through the circlip for the axle, adorn joint bearing again on the integral key shaft, thereby make the piston tube seat through the fixed plate, the steel ball body forms sliding contact with sloping cam plate raceway, and then during the motion of sloping cam plate body, make the piston tube seat, the rolling motion is realized to the steel ball body and sloping cam plate raceway, the relatively effectual practicality that improves the plunger pump.
Drawings
FIG. 1 is a front view of the main structure of the present invention;
FIG. 2 is a sectional view of the piston tube seat structure of the present invention;
fig. 3 is a sectional view of the main structure of the present invention.
In the figure: 1. a plunger pump body; 2. an oil inlet; 3. an oil outlet annular oil passage; 4. an oil outlet one-way valve; 5. an oil suction one-way valve; 6. a piston tube body; 7. a steel ball body; 8. an oil tank; 9. a spline shaft; 10. a knuckle bearing; 11. framework oil seal; 12. a front cover; 13. a swash plate raceway; 14. a fixing plate; 15. a cylinder body; 16. an outer ring piston tube; 17. an inner ring piston tube; 18. a piston rod; 19. a steel ball seat; 20. a circlip; 21. a swash plate body; 22. a slipper; 23. and a piston tube seat.
Detailed Description
In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the accompanying drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solution in the embodiments of the present invention, and it is obvious that the described embodiments are some embodiments of the present invention, rather than all embodiments, based on the embodiments in the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the scope of the present invention.
Referring to FIGS. 1-3: novel high pressure annular raceway swash plate formula stopcock pump, including plunger pump body 1, cylinder body 15 and protecgulum 12, the inside cylinder body 15 that is equipped with in 1 rear end of plunger pump body, and middle part position has seted up oil inlet 2 in the cylinder body 15, the annular oil duct 3 of producing oil has been seted up to the inside rear end of cylinder body 15, and the welding of 3 front ends of the annular oil duct of producing oil has the check valve 4 of producing oil, the check valve 4 front end of producing oil is located the welding of 15 bottoms of cylinder body and has inhaled oil check valve 5, and inhale 5 outside piston pipe bodies 6 that cup jointed mutually agreeing with of check valve, piston pipe body 6 front ends are located plunger pump body 1 interior lower part position and have cup jointed the piston rod 18 that agrees with mutually.
It should be noted that, the cross section of the plunger pump body 1 is provided with an inner ring and an outer ring of piston tube bodies 6, the cross section of the plunger pump body 1 is provided with an inner ring and an outer ring of annular through holes at equal intervals, the outer ring of annular through holes provided on the cross section of the plunger pump body 1 is sleeved with the outer ring of piston tubes 16 which are engaged with each other, and the inner ring of annular through holes provided on the cross section of the plunger pump body 1 is sleeved with the inner ring of piston tubes 17 which are engaged with each other, so as to facilitate the cooperation use.
Wherein, the welding of piston rod 18 front end has steel ball seat 19, and steel ball seat 19 agrees with threaded connection mutually with piston pipe body 6 and constitutes piston tube seat 23, steel ball body 7 that the welding has engaged with in the steel ball seat 19, the welding of steel ball body 7 front end has piston shoe 22, and plunger pump body 1 front end is equipped with sloping cam plate body 21, sloping cam plate raceway 13 has been seted up on sloping cam plate body 21, and piston shoe 22 meshes the butt with sloping cam plate raceway 13 mutually, sloping cam plate body 21 front end is located plunger pump body 1 lower right corner and is equipped with oil tank 8, be convenient for utilize bearing steel ball roll operation principle, make it reach high-speed operation, the coefficient of friction is little simultaneously, difficult wearing and tearing, the effectual life who increases the product relatively.
Wherein, plunger pump body 1 front end upper portion position activity joint has protecgulum 12, and the welding of protecgulum 12 lower extreme position in plunger pump body 1 front end position has skeleton oil blanket 11, and the welding of skeleton oil blanket 11 front end has the joint bearing 10 of engaged with, and skeleton oil blanket 11 and joint bearing 10 inner circles all cup joint the integral key shaft 9 that agrees with mutually, have been convenient for relatively improved the work efficiency of plunger pump.
The outer ring of the joint bearing 10 is welded with a fixing plate 14, the fixing plate 14 and the joint bearing 10 are fixed through an elastic retainer ring 20 for a shaft, the fixing plate 14 enables a piston tube seat 23, a steel ball body 7 and a swash plate raceway 13 to be in sliding contact, and the swash plate body 21 enables the piston tube seat 23, the steel ball body 7 and the swash plate raceway 13 to be in rolling motion, so that abrasion of the swash plate body 21 and a sliding shoe 22 is reduced relatively.
To sum up, the utility model discloses when using, inhale fluid in the oil tank 8, form pressure oil, 3 discharges of annular oil duct are appeared to the rethread, send actuating system in, through joint bearing 10, be convenient for utilize bearing steel ball roll operation principle, pass through special treatment with joint bearing 10 and steel ball body 7, thereby make it reach high-speed operation, the coefficient of friction is little simultaneously, difficult wearing and tearing, the effectual life who increases the product relatively, it is applicable to among all engineering hydraulic system, the hydraulic component of ideal, simultaneously, the work efficiency of plunger pump has been improved relatively.
Through fixed plate 14, be convenient for reduced the wearing and tearing of sloping cam plate body 21 and piston shoe 22 relatively, during the use, constitute piston tube seat 23 through threaded connection with steel ball seat 19 and piston tube body 6, through adorning fixed plate 14 on joint bearing 10 outer lane, and it is fixed through axle circlip 20, adorn joint bearing 10 again on integral key shaft 9, thereby make piston tube seat 23 through fixed plate 14, steel ball body 7 forms sliding contact with sloping cam plate raceway 13, and then when sloping cam plate body 21 moved, make piston tube seat 23, steel ball body 7 and sloping cam plate raceway 13 realize rolling motion, the relatively effectual practicality that has improved the plunger pump.
The above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same, and although the present invention is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it is to be understood that modifications may be made to the above-described arrangements in the embodiments or equivalents may be substituted for some of the features of the embodiments without departing from the spirit or scope of the present invention.
Claims (5)
1. Novel high pressure ring raceway swash plate formula stopcock pump, including plunger pump body (1), cylinder body (15) and protecgulum (12), its characterized in that: plunger pump body (1) rear end inside is equipped with cylinder body (15), and middle part position has seted up oil inlet (2) in cylinder body (15), oil outlet annular oil duct (3) have been seted up to the inside rear end of cylinder body (15), and oil outlet annular oil duct (3) front end welding has oil outlet check valve (4), oil outlet check valve (4) front end is located cylinder body (15) bottom welding and has oil absorption check valve (5), and oil absorption check valve (5) outside has cup jointed piston pipe body (6) that agree with mutually, piston pipe body (6) front end has cup jointed piston rod (18) that agree with mutually in the lower part position in plunger pump body (1).
2. The novel high pressure annular raceway swash plate type pipe plug pump according to claim 1, characterized in that: an inner ring and an outer ring of piston pipe bodies (6) are arranged on the cross section of the plunger pump body (1), an inner ring and an outer ring of annular through holes are arranged on the cross section of the plunger pump body (1) at equal distances, an outer ring of piston pipes (16) which are matched with each other are sleeved in the outer ring of annular through holes arranged on the cross section of the plunger pump body (1), and inner ring of piston pipes (17) which are matched with each other are sleeved in the inner ring of annular through holes arranged on the cross section of the plunger pump body (1).
3. The novel high pressure annular raceway swash plate type pipe plug pump according to claim 1, characterized in that: piston rod (18) front end welding has steel ball seat (19), and steel ball seat (19) and piston pipe body (6) agree with threaded connection mutually and constitute piston tube seat (23), steel ball seat (19) internal weld has engaged with steel ball body (7), steel ball body (7) front end welding has piston shoe (22), and plunger pump body (1) front end is equipped with sloping cam plate body (21), sloping cam plate raceway (13) have been seted up on sloping cam plate body (21), and piston shoe (22) and sloping cam plate raceway (13) mesh butt mutually, sloping cam plate body (21) front end is located plunger pump body (1) lower right corner and is equipped with oil tank (8).
4. The new high pressure annular raceway swash plate type pipe plug pump according to claim 3, characterized in that: plunger pump body (1) front end upper portion position activity joint has protecgulum (12), and protecgulum (12) lower extreme is located plunger pump body (1) front end position welding has skeleton oil blanket (11), skeleton oil blanket (11) front end welding has engaged with joint bearing (10), and skeleton oil blanket (11) and joint bearing (10) inner circle all cup jointed integral key shaft (9) that agree with mutually.
5. The novel high pressure annular raceway swash plate type pipe plug pump according to claim 4, characterized in that: the joint bearing is characterized in that a fixing plate (14) is welded on the outer ring of the joint bearing (10), the fixing plate (14) and the joint bearing (10) are fixed through an elastic retainer ring (20) for a shaft, the fixing plate (14) enables a piston tube seat (23), a steel ball body (7) and a swash plate raceway (13) to be in sliding contact, and the swash plate body (21) enables the piston tube seat (23), the steel ball body (7) and the swash plate raceway (13) to be in rolling motion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021475023.5U CN212717029U (en) | 2020-07-23 | 2020-07-23 | Novel high-pressure annular raceway swash plate type pipe plug pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021475023.5U CN212717029U (en) | 2020-07-23 | 2020-07-23 | Novel high-pressure annular raceway swash plate type pipe plug pump |
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| Publication Number | Publication Date |
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| CN212717029U true CN212717029U (en) | 2021-03-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021475023.5U Active CN212717029U (en) | 2020-07-23 | 2020-07-23 | Novel high-pressure annular raceway swash plate type pipe plug pump |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114810546A (en) * | 2022-03-03 | 2022-07-29 | 姚金彪 | New energy automobile air conditioner compressor and working method thereof |
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2020
- 2020-07-23 CN CN202021475023.5U patent/CN212717029U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114810546A (en) * | 2022-03-03 | 2022-07-29 | 姚金彪 | New energy automobile air conditioner compressor and working method thereof |
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