CN210318000U

CN210318000U - Hydraulic pressure station device of changing oil

Info

Publication number: CN210318000U
Application number: CN201920778009.3U
Authority: CN
Inventors: 汪浩然
Original assignee: Chongqing Norden Hydraulic Machinery Manufacturing Co ltd
Current assignee: Chongqing Wengu Civil Air Defense Equipment Co ltd
Priority date: 2019-05-28
Filing date: 2019-05-28
Publication date: 2020-04-14
Anticipated expiration: 2029-05-28

Abstract

The utility model discloses a hydraulic station oil change device, which relates to the hydraulic technical field and comprises a hydraulic pump, wherein one side of the hydraulic pump is provided with a switch, one end of the hydraulic pump is connected with a second reversing valve through a connecting pipe, one side of the second reversing valve is provided with a new oil bin, one side of the new oil bin is provided with a second old oil bin, the new oil bin and the second old oil bin are both connected with the second reversing valve through connecting pipes, the other end of the hydraulic pump is connected with a first reversing valve through a connecting pipe, one side of the first reversing valve is provided with a first old oil bin, and the two outer sides of the first reversing valve are respectively connected with an oil outlet pipe and an oil inlet pipe, the utility model can filter old hydraulic oil in the first old oil bin through filter cores in a first baffle cover and a second baffle cover, thereby avoiding oil scale from attaching to the port part of the hydraulic pump, so as to improve the purity of the subsequent new hydraulic oil after entering the first old oil bin.

Description

Hydraulic pressure station device of changing oil

Technical Field

The utility model belongs to the technical field of hydraulic pressure, concretely relates to hydraulic pressure station device of changing oil.

Background

The hydraulic station of the hydraulic system is the heart of the whole hydraulic system, the hydraulic oil is the blood of the hydraulic system, the normal operation of the hydraulic system needs to ensure that the oil level is in the normal range of the work of an oil pump, and meanwhile, the hydraulic oil needs to be kept clean to ensure the normal operation of the hydraulic system; therefore, the hydraulic station needs to be frequently replenished with new oil or replaced with old oil.

However, there are still defects when the hydraulic station oil change device in the existing market is used, for example, in the oil change process of the traditional device, the oil dirt contained in the hydraulic oil in the old oil bin can be attached to the inner wall of the pipeline, and then when new hydraulic oil is injected into the old oil bin through the pump body, the oil dirt can re-enter the old oil bin, so that the purity of the new hydraulic oil can be greatly reduced, and meanwhile, when the hydraulic oil in the old oil bin is discharged, because the collection bin is of an opaque structure, the collection bin is easy to overflow during the collection of the old hydraulic oil.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hydraulic pressure station device of changing oil to solve the new hydraulic oil that proposes in the above-mentioned background art and easily reduce the purity when getting into old oil bunker, and the collection storehouse is easily appeared when collecting old hydraulic pressure and is spilled over the problem of phenomenon.

In order to achieve the above object, the utility model provides a following technical scheme: a hydraulic station oil change device comprises a hydraulic pump, wherein a switch is installed on one side of the hydraulic pump, one end of the hydraulic pump is connected with a second reversing valve through a connecting pipe, one side of the second reversing valve is provided with a new oil bin, one side of the new oil bin is provided with a second old oil bin, the new oil bin and the second old oil bin are both connected with the second reversing valve through connecting pipes, the other end of the hydraulic pump is connected with a first reversing valve through connecting pipes, one side of the first reversing valve is provided with a first old oil bin, the two outer sides of the first reversing valve are respectively connected with an oil outlet pipe and an oil inlet pipe, one outer side of the oil outlet pipe is connected with a second baffle cover, one side of the second baffle cover is connected with a first baffle cover through threaded screwing, a filter element is installed between the second baffle cover and the first baffle cover, one end of the first baffle cover is connected with the first old oil bin through a connecting pipe, the oiling pipe is connected with first old oil sump for the one end of first switching-over valve, the inside top in the old oil sump of second is fixed with the second fixing base, the outside of second fixing base closes soon and is connected with the second and keeps off the lid, the inside bottom position department that is close to the second fixing base in the old oil sump of second is connected with spacing pipe, the cystosepiment has been placed to the inside bottom of spacing pipe, the top of cystosepiment is fixed with the inserted bar, hydraulic pump and switch electric connection.

Preferably, a first fixed seat is fixed at a position, close to one side of the second fixed seat, on the top of the second old oil bin, and a first blocking cover is connected to the outside of the first fixed seat in a screwing mode.

Preferably, the inside of first fixing base is installed with the dust screen, the diameter of dust screen and the internal diameter phase-match of first fixing base.

Preferably, a rubber pad is fixed inside the second baffle cover and outside the filter element, and an anti-slip groove is formed in the inner wall of the rubber pad.

Preferably, the bottom position of the second fixing seat is sleeved with a rubber ring, and the outer wall of the rubber ring is provided with a negative pressure groove.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses a first fender cover and second keep off the inside filter core of cover, can filter the inside old hydraulic oil of first old oil sump, and then can avoid the grease to adhere to the port department at the hydraulic pump to improve the purity behind the follow-up new hydraulic oil entering first old oil sump.

(2) The utility model discloses during the use, after old hydraulic oil got into the old oil storage of second, the cystosepiment can drive the inserted bar along spacing pipe rebound, and the inside old hydraulic oil reserves of the old oil storage of second of high judgement that staff's accessible inserted bar stretches out, and then can prevent old hydraulic oil and produce and spill over the phenomenon.

Drawings

Fig. 1 is a top view of the present invention;

fig. 2 is a schematic structural diagram of a second used oil sump according to the present invention;

fig. 3 is a cross-sectional view of a first shield of the present invention;

fig. 4 is a top view of the first fixing base of the present invention;

in the figure: 1-a first old oil bin, 2-a first baffle cover, 3-a second baffle cover, 4-an oil outlet pipe, 5-a first reversing valve, 6-a hydraulic pump, 7-a switch, 8-a new oil bin, 9-a first baffle cover, 10-a second baffle cover, 11-a second old oil bin, 12-an oil injection pipe, 13-a second reversing valve, 14-a foam plate, 15-an inserted link, 16-a limiting pipe, 17-a first fixed seat, 18-a second fixed seat, 19-a rubber pad, 20-a filter element and 21-a dust screen.

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: a hydraulic station oil change device comprises a hydraulic pump 6, the type of the hydraulic pump 6 is YB-E16, the pressure is 16MPa, the driving power is 8KW, one side of the hydraulic pump 6 is provided with a switch 7, one end of the hydraulic pump 6 is connected with a second reversing valve 13 through a connecting pipe, one side of the second reversing valve 13 is provided with a new oil bin 8, one side of the new oil bin 8 is provided with a second old oil bin 11, the new oil bin 8 and the second old oil bin 11 are both connected with the second reversing valve 13 through connecting pipes, the other end of the hydraulic pump 6 is connected with a first reversing valve 5 through a connecting pipe, one side of the first reversing valve 5 is provided with a first old oil bin 1, the two outer sides of the first reversing valve 5 are respectively connected with an oil outlet pipe 4 and an oil inlet pipe 12, one outer side of the oil outlet pipe 4 is connected with a second shield 3, one side of the second shield 3 is connected with a first shield 2 through a screw thread, a filter element 20 is arranged between the second shield 3 and the, one end of the first baffle cover 2 is connected with the first old oil bin 1 through a connecting pipe, one end of the oil injection pipe 12, which is opposite to the first reversing valve 5, is connected with the first old oil bin 1, when the first old oil bin 1 changes oil, one end of the hydraulic pump 6 can be connected with the oil outlet pipe 4 through the first reversing valve 5, and the other end of the hydraulic pump 6 is connected with the second old oil bin 11 through the second reversing valve 13, so that when the device extracts old hydraulic oil in the first old oil bin 1, the hydraulic oil can be filtered by the filter elements 20 in the first baffle cover 2 and the second baffle cover 3, so that oil dirt in the hydraulic oil can be removed, the oil dirt is prevented from being attached to a port of the hydraulic pump 6 through the oil outlet pipe 4, and the old hydraulic oil can be guided into the second old oil bin 11 through the second reversing valve 13, so that the old hydraulic oil recovery process is completed, and then new hydraulic oil in the new oil bin 8 can be guided into the first old oil bin 1 through the second reversing valve 13, the second hydraulic pump 6 and the first reversing valve 5 Therefore, the device can complete the whole oil changing process, because the oil dirt in the first old oil bin 1 is adsorbed by the filter element 20, the purity of new hydraulic oil entering the first old oil bin 1 can be greatly improved, the second fixed seat 18 is fixed at the top of the second old oil bin 11, the second stop cover 10 is screwed and connected to the outside of the second fixed seat 18, the position, close to the bottom of the second fixed seat 18, in the second old oil bin 11 is connected with the limiting pipe 16, the foam board 14 is placed at the bottom of the limiting pipe 16, the insertion rod 15 is fixed at the top of the foam board 14, after the old hydraulic oil enters the second old oil bin 11, the second stop cover 10 on the second fixed seat 18 can be opened, then under the buoyancy action of the hydraulic oil, the foam board 14 can drive the insertion rod 15 to move upwards along the limiting pipe 16, and further a worker can directly judge the internal storage amount of the second old oil bin 11 through the extending height of the insertion rod 15, thereby preventing the old hydraulic oil from overflowing, and the hydraulic pump 6 is electrically connected with the switch 7.

Furthermore, a first fixed seat 17 is fixed at a position on one side, close to the second fixed seat 18, of the top of the second old oil bin 11, a first blocking cover 9 is connected to the outside of the first fixed seat 17 in a screwing mode, and the atmospheric pressure inside the second old oil bin 11 can be kept consistent with the pressure in the air by opening the first blocking cover 9, so that the old hydraulic oil can be collected more easily.

Furthermore, the inside of first fixing base 17 is equipped with dust screen 21, and the diameter of dust screen 21 and the internal diameter phase-match of first fixing base 17, dust screen 21 can prevent that the dust in the air from entering into the inside of the old oil sump 11 of second through first fixing base 17, and then can avoid the old hydraulic oil of dust pollution old oil sump 11 of second inside.

Specifically, a rubber pad 19 is fixed inside the second shield 3 and outside the filter element 20, and an anti-slip groove is formed in the inner wall of the rubber pad 19, so as to improve the stability of the filter element 20 between the second shield 3 and the first shield 2.

Specifically, the bottom position of second fixing base 18 is equipped with the rubber circle in the cover, and the outer wall of rubber circle has seted up the negative pressure groove.

The utility model discloses a theory of operation and use flow: when the first old oil bin 1 of the utility model is used for oil change, one end of the hydraulic pump 6 can be connected with the oil outlet pipe 4 through the first reversing valve 5, and the other end of the hydraulic pump 6 is connected with the second old oil bin 11 through the second reversing valve 13, then the old hydraulic oil can be filtered by the filter element 20 inside the first retaining cover 2 and the second retaining cover 3, so that the oil dirt in the old hydraulic oil can be removed, the oil dirt is prevented from being attached to the port of the hydraulic pump 6 through the oil outlet pipe 4, meanwhile, the old hydraulic oil can be led into the second old oil bin 11 through the second reversing valve 13, and then the old hydraulic oil recovery process is completed, then the new hydraulic oil in the new oil bin 8 can be led into the first old oil bin 1 through the oil injection pipe 12 through the second reversing valve 13, the hydraulic pump 6 and the first reversing valve 5, so that the whole oil change process can be completed, after the old hydraulic oil enters the second old oil bin 11, a worker can open the second retaining cover 10 on the second fixing seat 18, and then the buoyancy of the hydraulic oil can drive the insertion rod 15 to move upwards along the limiting pipe 16 by the foam board 14, so that a worker can directly judge the storage amount of the hydraulic oil in the second old oil bin 11 through the extending height of the insertion rod 15, and the phenomenon of overflowing of the old hydraulic oil can be prevented.

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. The utility model provides a hydraulic pressure station device of changing oil which characterized in that: the oil pump comprises a hydraulic pump (6), a switch (7) is installed on one side of the hydraulic pump (6), one end of the hydraulic pump (6) is connected with a second reversing valve (13) through a connecting pipe, one side of the second reversing valve (13) is provided with a new oil bin (8), one side of the new oil bin (8) is provided with a second old oil bin (11), the new oil bin (8) and the second old oil bin (11) are both connected with the second reversing valve (13) through connecting pipes, the other end of the hydraulic pump (6) is connected with a first reversing valve (5) through connecting pipes, one side of the first reversing valve (5) is provided with a first old oil bin (1), the two outer sides of the first reversing valve (5) are respectively connected with an oil outlet pipe (4) and an oil inlet pipe (12), one side of the outer portion of the oil outlet pipe (4) is connected with a second blocking cover (3), one side of the second blocking cover (3) is connected with a first blocking cover (2) through a screw thread in a, the utility model discloses a hydraulic pump, including first fender cover (2), second fender cover (3) and first fender cover (2) are installed between and are filtered core (20), the one end of first fender cover (2) is connected with first old oil bin (1) through the connecting pipe, notes oil pipe (12) are connected with first old oil bin (1) for the one end of first switching-over valve (5), the inside top of the old oil bin of second (11) is fixed with second fixing base (18), the outside of second fixing base (18) closes soon and is connected with second fender lid (10), the inside bottom position department that is close to second fixing base (18) of the old oil bin of second (11) is connected with spacing pipe (16), foam sheet (14) have been placed to the inside bottom of spacing pipe (16), the top of foam sheet (14) is fixed with inserted bar (15), hydraulic pump (6) and switch (7) electric connection.

2. The hydraulic station oil change device according to claim 1, wherein: the top of the second old oil bin (11) is fixed with a first fixed seat (17) at a position close to one side of a second fixed seat (18), and the outside of the first fixed seat (17) is screwed and connected with a first blocking cover (9).

3. The hydraulic station oil change device according to claim 2, wherein: the inside mounting of first fixing base (17) has dust screen (21), the diameter of dust screen (21) and the internal diameter phase-match of first fixing base (17).

4. The hydraulic station oil change device according to claim 1, wherein: a rubber pad (19) is fixed inside the second baffle cover (3) and outside the filter element (20), and an anti-slip groove is formed in the inner wall of the rubber pad (19).

5. The hydraulic station oil change device according to claim 1, wherein: the bottom position department cover of second fixing base (18) is equipped with the rubber circle, the negative pressure groove has been seted up to the outer wall of rubber circle.