CN214007487U

CN214007487U - Automatic lubricating system for cup type oil cylinder plunger pump

Info

Publication number: CN214007487U
Application number: CN202120000587.1U
Authority: CN
Inventors: 闫岩
Original assignee: Beijing Zhengboan Technology Co ltd
Current assignee: Beijing Zhengboan Technology Co ltd
Priority date: 2021-01-03
Filing date: 2021-01-03
Publication date: 2021-08-20
Anticipated expiration: 2031-01-03

Abstract

The utility model provides an automatic lubricating system of a cup type oil cylinder plunger pump with novel structural design; comprises a plunger pump body, one side of the outer wall at the top of the plunger pump body is connected with a lubricating oil injection tank through a bolt, the outer wall at the top of the lubricating oil injection tank is welded with an oil inlet tank, the inner wall of the lubricating oil injection tank is welded with an inner tank, both sides of the inner tank are respectively provided with a limiting groove, both sides of the outer wall of the inner tank close to the limiting grooves are respectively provided with an oil through hole, both sides of the inner wall of the lubricating oil injection tank are respectively provided with a lower oil hole, the inner wall of the lower oil hole is movably inserted with a movable plug, the bottom of the movable plug is connected with a connecting plate through a bolt, and one side at connecting plate top has flexible pad through bolted connection, and bolted connection is passed through on the inner wall of lubricated oil filler box in the top of flexible pad, and lubricating oil pressure in this design moves the top of filling up, makes the unable jam of oil through hole, and lubricating oil advances lubricated oil filler box bottom, has made things convenient for the lubrication of plunger rod and when not operating, moves the entering that the stopper can prevent the dust.

Description

Automatic lubricating system for cup type oil cylinder plunger pump

Technical Field

The utility model belongs to the technical field of the hydro-cylinder plunger pump technique and specifically relates to a cup type hydro-cylinder plunger pump automatic lubrication system.

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, convenient flow regulation and the like, and is widely applied to occasions where high pressure, large flow and flow need to be regulated, such as hydraulic machines, engineering machinery and ships.

The oil cylinder plunger pump is at the in-process that uses, and lubricating oil lubricates its inside, and the inconvenient oiling of lubricating oil to outside impurity etc. easily enter into the inside of oil cylinder plunger pump, when the oil mass in the oil cylinder plunger pump is too much, have influenced the normal use of oil cylinder plunger pump, therefore need a cup type oil cylinder plunger pump self-lubricate system to solve foretell problem urgently.

Disclosure of Invention

An object of the utility model is to overcome prior art's is not enough, adapts to reality needs, provides a cup formula hydro-cylinder plunger pump automatic lubrication system of structural design novelty.

In order to realize the utility model discloses a purpose, the utility model discloses the technical scheme who adopts does:

the automatic lubricating system comprises a plunger pump body, wherein one side of the outer wall at the top of the plunger pump body is connected with a lubricating oil injection tank through a bolt, the outer wall at the top of the lubricating oil injection tank is welded with an oil inlet tank, the inner wall of the lubricating oil injection tank is welded with an inner tank, both sides of the inner tank are provided with limit grooves, both sides of the outer wall of the inner tank, which is close to the limit grooves, are provided with oil through holes, both sides of the inner wall of the lubricating oil injection tank are provided with oil down holes, the inner wall of the oil down holes is movably inserted with a movable plug, the bottom of the movable plug is connected with a connecting plate through a bolt, one side of the top of the connecting plate is connected with a telescopic pad through a bolt, the top of the telescopic pad is connected on the inner wall of the lubricating oil injection tank through a bolt, one, and a plunger rod is arranged in the plunger pump body.

The middle of the top of the inner box is welded with a support rod, and springs are welded on two sides of the outer wall of the support rod.

The one end welding that the bracing piece was kept away from to the spring has the oil shutoff stopper, the welding has the connecting rod on the outer wall of oil shutoff stopper one side.

The welding of the top of connecting rod has the board of pressing, the inlet port has all been seted up to the both sides at oil feed tank top, and the activity of oil shutoff stopper sets up the inside at the inlet port.

One side of the inner wall of the lubricating oil injection box is connected with a partition plate through a bolt, and two sides of the partition plate are connected with a top filter screen through bolts.

The both sides of baffle bottom all have the interval filter screen through bolted connection, the welding of the middle department of lubricated oiling box bottom has lubricated pipe.

The bottom end of the lubricating pipe is arranged on one side of the outer wall of the plunger rod, an oil through pipe is welded on one side of the outer wall of the lubricating oil injection tank, and a communicating valve is connected to one side of the outer wall of the oil through pipe through a bolt.

The beneficial effects of the utility model reside in that:

(1) this design utilizes to remove stopper and inner box, and lubricating oil pressure moves in the top of removing the stopper, makes the unable jam of oil through hole, and lubricating oil advances lubricated oil tank bottom, has made things convenient for the lubrication of plunger rod and when not operating, removes the entering that the stopper can prevent the dust.

(2) The design utilizes the oil blocking plug and the pressing plate, the pressing plate pushes the oil blocking plug, lubricating oil enters the lubricating oil tank through the oil inlet hole, the spaces on two sides of the oil tank can be used for oil transportation, and the spring can enable the oil blocking plug to block the oil inlet hole when not in use, so that the oil tank is sealed.

(3) This design utilizes baffle and interval filter screen, and lubricating oil enters the inside of lubricated fuel filler box to lubricating oil filters the back through a filter screen, carries out a lot of filtration through the interval filter screen again, can block the impurity in the lubricating oil, makes the smooth lubricated processing of carrying on of the plunger pump body.

(4) This design utilizes oil pipe and intercommunication valve, and when the lubricating oil volume was great in the plunger pump body, lubricating oil flowed out through the oil pipe, and the intercommunication valve control lubricating oil outflow, the setting of oil pipe prevents the reverse flow of lubricating oil, makes the circulation control of lubricating oil in certain extent.

Drawings

FIG. 1 is a schematic diagram of the structure of the present design;

FIG. 2 is a partial schematic of the present design;

FIG. 3 is a schematic view of the structure of the lubricating oil injection tank and the oil inlet tank in the present design;

FIG. 4 is a schematic view of the structure of the movable plug and the inner box of the present design.

In the figure: the plunger pump comprises a plunger pump body 1, a lubricating oil injection tank 2, an oil inlet tank 3, an oil through pipe 4, a pressing plate 5, a plunger rod 6, a partition plate 7, a lubricating pipe 8, an oil blocking plug 9, a connecting rod 10, an oil inlet hole 11, a spring 12, a supporting rod 13, an oil discharging hole 14, a movable plug 15, an oil through hole 16, a telescopic pad 17, a limiting groove 18, a limiting piece 19, a filter screen 20, a filter screen 21 at intervals, a communicating valve 22, an inner box 23 and a connecting plate 24.

Detailed Description

The invention will be further described with reference to the following figures and examples:

an automatic lubricating system of a cup type oil cylinder plunger pump is disclosed, referring to fig. 1 to 4, and comprises a plunger pump body 1, wherein one side of the outer wall of the top of the plunger pump body 1 is connected with a lubricating oil injection tank 2 through a bolt, the outer wall of the top of the lubricating oil injection tank 2 is welded with an oil inlet tank 3, lubricating oil in the inner tank 3 enters the lubricating oil injection tank 2, the inner wall of the lubricating oil injection tank 2 is welded with an inner tank 23, two sides of the inner tank 23 are respectively provided with a limit groove 18, two sides of the outer wall of the inner tank 23 close to the limit grooves 18 are respectively provided with an oil through hole 16, two sides of the inner wall of the lubricating oil injection tank 2 are respectively provided with an oil down hole 14, the inner wall of the oil down hole 14 is movably inserted with a movable plug 15, the lubricating oil presses the movable plug 15 to move down, the bottom of the movable plug 15 is connected with a connecting plate 24 through a bolt, one side of the top of the connecting plate 24 is connected with a telescopic pad 17 through a bolt, after the movable plug 15 moves down, the plunger piston flows out from the inner box 23, the telescopic pad 17 extends, the top of the telescopic pad 17 is connected to the inner wall of the lubricating oil injection tank 2 through a bolt, a limiting part 19 is welded on one side of the outer wall of the movable plug 15, the limiting part 19 is inserted into the inner wall of the limiting groove 18 in a sliding mode, when the movable plug 15 moves downwards, the limiting part 19 on one side moves in the limiting groove 18, the limiting groove 18 limits the limiting part 19, the plunger piston 6 is arranged in the plunger piston pump body 1, and the plunger piston 6 reciprocates.

Further, in this design, the middle department welding at inner box 23 top has bracing piece 13, and the both sides of bracing piece 13 outer wall all weld spring 12.

Furthermore, in the design, one end of the spring 12, which is far away from the support rod 13, is welded with the oil plug 9, and the outer wall of one side of the oil plug 9 is welded with the connecting rod 10.

Further, in this design, the welding of the top of connecting rod 10 has according to movable plate 5, presses movable plate 5 to one side removal back, and spring 12 extrudees, and oil shutoff stopper 9 extends to the inside of inlet tank 3, and inlet port 11 has all been seted up to the both sides at inlet tank 3 top, and the activity of oil shutoff stopper 9 sets up in the inside of inlet port 11, and oil shutoff stopper 9 does not block up inlet port 11, and oil can lead to the play.

Further, in this design, there is baffle 7 one side of lubricated oil tank 2 inner wall through bolted connection, and there is a filter screen 20 both sides of baffle 7 through bolted connection, and lubricating oil carries out first filtration through a filter screen 20.

Further, in this design, the both sides of baffle 7 bottom all have interval filter screen 21 through bolted connection, and the welding of the centre department of lubricated notes oil tank 2 bottom has lubricated pipe 8, and interval filter screen 21 makes lubricating oil flow into the inside of lubricated pipe 8 after filtering layer upon layer.

Further, in this design, the bottom setting of lubricated pipe 8 is in outer wall one side of plunger rod 6, and lubricating oil lubricates plunger rod 6, and the welding of one side of lubricated fuel injection tank 2 outer wall has oil pipe 4, and has intercommunication valve 22 through bolted connection in one side of oil pipe 4 outer wall, and after intercommunication valve 22 was opened, oil was through oil pipe 4 outflow, prevents that the lubricating oil in the plunger pump body 1 is too much.

To sum up the utility model discloses a theory of operation does: during the use, operating personnel will press movable plate 5 to promote, spring 12 extrudees and takes place deformation, stifled lubricating oil stopper 9 can't block in advancing lubricated oil hole 11, lubricating oil advances into lubricated oil tank 3 through advancing lubricated oil hole 11, lubricating oil advances to the inside of lubricating oil hole 14 of lubricating down messenger, and extrude and remove stopper 15, remove the connecting plate 24 pulling telescopic pad 17 of stopper 15 bottom, remove the stopper 15 back that moves down, lubricating oil advances to the bottom of lubricated notes lubricated oil tank 2 through leading to lubricated oil hole 16, lubricating oil pressure moves movable stopper 15 when needing to lubricate can, lubricating oil filters through top filter screen 20 again, after filtering, separate filter screen 21 secondary filtration, do not contain impurity in the lubricating oil, when the lubricating oil in the plunger pump body 1 is too much, operating personnel opens intercommunication valve 22, lubricating oil can go out lubricating oil through leading to lubricated oil pipe 4, mechanical lubricating oil's overflow has been reduced.

The embodiment of the present invention discloses a preferred embodiment, but not limited thereto, and those skilled in the art can easily understand the spirit of the present invention according to the above embodiment, and make different extensions and changes, but do not depart from the spirit of the present invention, all of which are within the protection scope of the present invention.

Claims

1. The automatic lubricating system of the cup type oil cylinder plunger pump comprises a plunger pump body (1) and is characterized in that one side of the outer wall of the top of the plunger pump body (1) is connected with a lubricating oil injection tank (2) through a bolt, the outer wall of the top of the lubricating oil injection tank (2) is welded with an oil inlet tank (3), the inner wall of the lubricating oil injection tank (2) is welded with an inner tank (23), both sides of the inner tank (23) are respectively provided with a limiting groove (18), both sides of the outer wall of the inner tank (23) close to the limiting groove (18) are respectively provided with an oil through hole (16), both sides of the inner wall of the lubricating oil injection tank (2) are respectively provided with a lower oil hole (14), the inner wall of the lower oil hole (14) is movably inserted with a movable plug (15), the bottom of the movable plug (15) is connected with a connecting plate (24) through a bolt, the top of the telescopic pad (17) is connected to the inner wall of the lubricating oil injection tank (2) through a bolt, a limiting part (19) is welded to one side of the outer wall of the movable plug (15), the limiting part (19) is inserted into the inner wall of the limiting groove (18) in a sliding mode, and a plunger rod (6) is arranged inside the plunger pump body (1).

2. The automatic lubrication system of a cup-type cylinder plunger pump according to claim 1, wherein: the middle of the top of the inner box (23) is welded with a support rod (13), and springs (12) are welded on two sides of the outer wall of the support rod (13).

3. The automatic lubrication system of the cup-type cylinder plunger pump according to claim 2, wherein: the one end welding that bracing piece (13) was kept away from in spring (12) has oil plug (9), the welding has connecting rod (10) on the outer wall of oil plug (9) one side.

4. The automatic lubrication system for the cup-type cylinder plunger pump according to claim 3, wherein: the welding of the top of connecting rod (10) has according to movable plate (5), inlet port (11) have all been seted up to the both sides at oil feed tank (3) top, and oil shutoff stopper (9) activity sets up the inside at inlet port (11).

5. The automatic lubrication system of a cup-type cylinder plunger pump according to claim 1, wherein: one side of lubricated oiling case (2) inner wall has baffle (7) through bolted connection, the both sides of baffle (7) all have a top filter screen (20) through bolted connection.

6. The automatic lubrication system for the cup-type cylinder plunger pump according to claim 5, wherein: both sides of baffle (7) bottom all have interval filter screen (21) through bolted connection, the welding of the centre department of lubricated oiling case (2) bottom has lubricated pipe (8).

7. The automatic lubrication system of the cup-type cylinder plunger pump according to claim 6, wherein: the bottom of the lubricating pipe (8) is arranged on one side of the outer wall of the plunger rod (6), an oil through pipe (4) is welded on one side of the outer wall of the lubricating oil injection tank (2), and a communicating valve (22) is connected to one side of the outer wall of the oil through pipe (4) through a bolt.