CN211920869U

CN211920869U - Natural gas compressor hydraulic oil adds device

Info

Publication number: CN211920869U
Application number: CN201821810424.4U
Authority: CN
Inventors: 王宏力; 李海林; 幕志龙; 雷景皓; 戴翔
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-11-05
Filing date: 2018-11-05
Publication date: 2020-11-13
Anticipated expiration: 2028-11-05

Abstract

The utility model discloses a natural gas compressor hydraulic oil adds device, the oil tank comprises an oil tank, be equipped with the oil storage chamber in the oil tank, be equipped with the notes oil pipe on one side of oil tank, the miniature aspiration pump of fixedly connected with on one side of oil tank, one side that miniature aspiration pump kept away from the notes oil pipe is equipped with the exhaust tube, the one end that miniature aspiration pump was kept away from to the exhaust tube runs through the oil tank and feeds through the oil storage chamber, one side of oil tank is equipped with out oil pipe, it is close to the bottom side setting of oil tank to go out oil pipe, one side fixedly connected with regulator that goes out oil pipe is. The utility model discloses a twist the top tube stopper and close the control valve, make the oil storage intracavity reach sealed environment, start electronic telescopic rod control piston board and make the oil storage intracavity reach negative pressure environment, make the gas that dissolves in the oil storage intracavity hydraulic oil be appeared the release, open miniature aspiration pump and take these gases out, dissolve gaseous content in the reduction hydraulic oil to promote the quality of hydraulic oil.

Description

Natural gas compressor hydraulic oil adds device

Technical Field

The utility model relates to a natural gas compressor maintains the maintenance technical field, especially relates to a natural gas compressor hydraulic oil adds device.

Background

The gas injection system of the natural gas compressor unit utilizes hydraulic oil to control the opening of a combustion valve of a power cylinder, so that the normal work of the natural gas compressor is ensured. The hydraulic oil has a certain leakage amount in the circulation process, so an operator needs to supplement the hydraulic oil to the hydraulic oil cylinder of the compressor periodically to maintain the normal operation of the compressor.

The existing natural gas compressor hydraulic oil adding device directly pumps filtered and precipitated hydraulic oil into a hydraulic oil cylinder of a compressor by a guide pipe connected with an air pump. The hydraulic oil is under the action of atmospheric pressure, a large amount of gas is dissolved in the hydraulic oil, the dissolved gas can affect the normal operation of a hydraulic system when the compressor works, and if untreated hydraulic oil is directly injected into the hydraulic oil cylinder of the compressor, the compressor can not work normally, even the service life of the compressor is damaged, and the compressor is not beneficial to use and maintenance.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is to solve the shortcoming that exists among the prior art, if: the existing natural gas compressor hydraulic oil adding device directly pumps filtered and precipitated hydraulic oil into a hydraulic oil cylinder of a compressor by a guide pipe connected with an air pump. The hydraulic oil is under the action of atmospheric pressure, a large amount of gas is dissolved in the hydraulic oil, the dissolved gas can affect the normal operation of a hydraulic system when the compressor works, and if untreated hydraulic oil is directly injected into the hydraulic oil cylinder of the compressor, the compressor can not work normally, even the service life of the compressor is damaged, and the compressor is not beneficial to use and maintenance.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a natural gas compressor hydraulic oil adding device comprises an oil tank, wherein an oil storage cavity is formed in the oil tank, an oil filling pipe is arranged on one side of the oil tank, a miniature air pump is fixedly connected to one side of the oil tank, an air pumping pipe is arranged on one side of the miniature air pump, which is far away from the oil filling pipe, one end of the air pumping pipe, which is far away from the miniature air pump, penetrates through the oil tank and is communicated with the oil storage cavity, an oil outlet pipe is arranged on one side of the oil tank, and the oil outlet pipe is arranged close to;

one side fixedly connected with pressure regulating device of oil pipe is kept away from to the oil tank, pressure regulating device and oil storage chamber are through setting up the through-hole intercommunication in oil tank one side, be equipped with the piston chamber in the pressure regulating device, sliding connection has the piston on the inside wall in piston chamber, one side fixedly connected with piston rod of piston, the one end that the piston was kept away from to the piston rod runs through pressure regulating device and fixedly connected with ejector pin, two electric telescopic handle, two are close to two electric telescopic handle of one side symmetry fixedly connected with of pressure regulating device electric telescopic handle keeps away from the equal fixed connection of one end of ejector pin on the pressure regulating.

Preferably, be equipped with elasticity protection device in the oil storage chamber, elasticity protection device includes the baffle, baffle sliding connection is on the inside wall in oil storage chamber, the piston rod runs through the baffle, two gag lever posts of a lateral symmetry fixedly connected with of piston, two are kept away from to the baffle the equal fixed connection of one end of baffle is kept away from to the gag lever post is on the inside wall in oil storage chamber, equidistant four springs of fixedly connected with on one side of piston, four are kept away from to the baffle the equal fixed connection of one end of baffle is kept away from to the spring is on the inside wall in oil storage chamber.

Preferably, the gag lever post includes the first body of rod and the second body of rod, the one end fixed connection of the first body of rod is on the baffle, the one end fixed connection of the second body of rod is on the lateral wall that the oil storage chamber is close to the baffle, be equipped with the dead slot in the second body of rod, the one end sliding connection that the baffle was kept away from to the first body of rod is in the dead slot.

Preferably, be equipped with the screw thread on the inside wall of notes oil pipe, notes oil pipe internal thread connection has the stopcock, the lateral wall that notes oil pipe one end was kept away from to the stopcock is equipped with anti-skidding stripe.

Preferably, the exhaust pipe is provided with a one-way air valve, and the oil outlet pipe is provided with a control valve.

Preferably, a glass plate is arranged in one side of the oil tank, and scale stripes are arranged on the glass plate.

Preferably, the outer side wall of the piston is sleeved with a rubber sealing gasket.

The utility model discloses in, the beneficial effect of the utility model is that:

1. screwing up the stopcock and closing the control valve, making the interior sealed environment of oil storage chamber, starting electric telescopic handle control piston plate in the piston chamber and reciprocating, take out the hydraulic oil in the oil storage chamber, make the interior negative pressure environment of oil storage chamber, under the effect of negative pressure environment, the gas that dissolves in the interior hydraulic oil of oil storage chamber is appeared and is released, opens miniature aspiration pump and takes out these gases, reduces the content of dissolving into gas in the hydraulic oil to promote the quality of hydraulic oil.

2. By means of the glass plate, the oil level of the hydraulic oil in the oil storage cavity can be observed at any time, and the hydraulic oil capacity in the oil storage cavity can be obtained by contrasting the scale stripes.

Drawings

Fig. 1 is a front sectional view of a hydraulic oil adding device of a natural gas compressor according to the present invention;

fig. 2 is a front view of the hydraulic oil adding device of the natural gas compressor provided by the utility model.

In the figure: the device comprises an oil tank 1, a pressure regulating device 2, an oil storage cavity 3, a piston cavity 4, an oil filling pipe 5, a pipe plug 6, an air extraction pipe 7, a one-way air valve 8, a miniature air extraction pump 9, an oil outlet pipe 10, a control valve 11, a push rod 12, a piston rod 13, a piston 14, a rubber sealing gasket 15, an electric telescopic rod 16, a baffle 17, a limiting rod 18, a spring 19 and a glass plate 20.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, a natural gas compressor hydraulic oil adds device, including oil tank 1, be equipped with oil storage chamber 3 in the oil tank 1, hydraulic oil stores in oil storage chamber 3, be equipped with notes oil pipe 5 on one side of oil tank 1, be equipped with the screw thread on the inside wall of

notes oil pipe

5, 5 female connection in notes oil pipe have pipe plug 6, pipe plug 6 is equipped with anti-skidding stripe on keeping away from the lateral wall of notes oil pipe 5 one end, pipe plug 6 can play sealed effect to notes oil pipe 5, can prevent impurity such as dust from getting into in oil storage chamber 3, avoid influencing the quality of hydraulic oil because of doping a large amount of impurity, the normal work of compressor has been disturbed.

Fixedly connected with miniature aspiration pump 9 on one side of oil tank 1 (miniature aspiration pump 9 belongs to prior art, its theory of operation and connected mode are not described in detail here), one side that miniature aspiration pump 9 kept away from oiling pipe 5 is equipped with exhaust tube 7, the one end that miniature aspiration pump 9 was kept away from to exhaust tube 7 runs through oil tank 1 and communicates oil storage chamber 3, one side of oil tank 1 is equipped with out oil pipe 10, be equipped with one-way air valve 8 on the exhaust tube 7, be equipped with control valve 11 on going out oil pipe 10, twist top tube stopper 6 and close control valve 11 and make and reach sealedly in the oil storage chamber 3, through miniature aspiration pump 9, can take out the air in the oil storage chamber 3, can effectually reduce the gas that contains in the hydraulic oil, thereby improve the quality of hydraulic oil, avoid because of the interior dissolved gas content of hydraulic oil high and influence the normal work of compressor.

The bottom side setting that oil pipe 10 is close to oil tank 1, one side fixedly connected with regulator 2 of oil pipe 10 is kept away from to oil tank 1, regulator 2 and oil storage chamber 3 are through setting up the through-hole intercommunication in 1 one side of oil tank, be equipped with piston chamber 4 in the regulator 2, sliding connection has piston 14 on the inside wall in piston chamber 4, the cover is equipped with rubber packing pad 15 on piston 14's the lateral wall, rubber packing pad 15 can promote the leakproofness between piston 14 and the 4 inside walls in piston chamber, and reduce wearing and tearing, one side fixedly connected with piston rod 13 of piston 14, piston 14 was kept away from to piston rod 13 one end runs through regulator 2 and fixedly connected with ejector pin 12, ejector pin 12 is close to two electric telescopic handle 16 of one side symmetry fixedly connected with of regulator 2.

Two electric telescopic handle 16 keep away from the equal fixed connection of one end of ejector pin 12 on regulator 2, be equipped with elasticity protection device in the oil storage chamber 3, elasticity protection device includes baffle 17, baffle 17 sliding connection is on the inside wall in oil storage chamber 3, piston rod 13 runs through baffle 17, two gag lever posts 18 of a lateral symmetry fixedly connected with of piston 14 are kept away from to baffle 17, the equal fixed connection of one end that baffle 17 was kept away from to two gag lever posts 18 is on the inside wall in oil storage chamber 3, gag lever post 18 includes the first body of rod and the second body of rod, the one end fixed connection of the first body of rod is on baffle 17, the one end fixed connection of the second body of rod is on the lateral wall that oil storage chamber 3 is close to baffle 17, be equipped with.

Baffle 17's one end sliding connection is kept away from to first body of rod in the dead slot, first body of rod sliding connection is in the dead slot in the second body of rod, come to carry on spacingly to the first body of rod through the dead slot, make baffle 17 remain the level all the time, baffle 17 keeps away from four springs 19 of equidistant fixedly connected with on one side of piston 14, the equal fixed connection of one end that baffle 17 was kept away from to four springs 19 is on the inside wall of oil storage chamber 3, start electric telescopic handle 16, control it reciprocates, thereby drive ejector pin 12, make piston rod 13 drive piston 14 reciprocate, with the help of spring 19's elastic force effect, when making piston 14 upwards remove and contact baffle 17, can utilize baffle 17 to play the effect of buffering to piston 14, thereby prevent that piston 14 direct impact from causing the damage to the inside wall in piston chamber 4.

Closing the control valve 11 and screwing the pipe plug 6 to seal the oil storage cavity 3, starting the electric telescopic rod 16 to control the electric telescopic rod to move upwards to drive the piston 14 to move upwards in the piston cavity 4, pumping out a part of hydraulic oil in the oil storage cavity 3 through the through hole to achieve a negative pressure environment in the oil storage cavity 3, releasing gas dissolved in the hydraulic oil under the action of the negative pressure environment, starting the micro air pump 9 to pump out the gas, then controlling the electric telescopic rod 16 to move downwards to recover the pressure in the oil storage cavity 3, connecting a guide pipe and an air pump at the port of the oil outlet pipe 10, opening the control valve 11 and the pipe plug 6 to pump out and convey the hydraulic oil in the oil storage cavity 3 into a hydraulic oil cylinder of a compressor, arranging a glass plate 20 in one side of the oil tank 1, arranging scale stripes on the glass plate 20, and observing the oil level in the oil storage cavity 3 in the oil tank 1 at any time through, and obtaining the volume of the hydraulic oil by contrasting the scale stripes.

In the utility model, when the user uses the device, firstly unscrew the pipe plug 6 and close the control valve 11, pour the hydraulic oil to be added into the oil storage cavity 3 through the oil injection pipe 5, then screw up the pipe plug 6, open the switch of the electric telescopic rod 16 and control the ejector rod 12 to drive the piston rod 13 to make the piston 14 move upwards, take out a part of the hydraulic oil in the oil storage cavity 3 into the piston cavity 4, reduce the air pressure in the oil storage cavity 3, and achieve the negative pressure environment, thereby the dissolved air in the hydraulic oil is separated out and released under the action of the negative pressure;

and (3) opening the micro air pump 9, pumping the released gas out through the air pumping pipe 7, then enabling the piston 14 to move downwards to the original position by controlling the electric telescopic rod 16, connecting the pipe orifice of the oil outlet pipe 10 with a guide pipe which is communicated with the air pump and extends into the compressor hydraulic oil cylinder, opening the control valve 11, pumping the hydraulic oil out through the air pump and adding the hydraulic oil into the compressor hydraulic oil cylinder.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The hydraulic oil adding device of the natural gas compressor comprises an oil tank (1) and is characterized in that an oil storage cavity (3) is formed in the oil tank (1), an oil filling pipe (5) is arranged on one side of the oil tank (1), a miniature air pump (9) is fixedly connected to one side of the oil tank (1), an air pumping pipe (7) is arranged on one side, away from the oil filling pipe (5), of the miniature air pump (9), one end, away from the miniature air pump (9), of the air pumping pipe (7) penetrates through the oil tank (1) and is communicated with the oil storage cavity (3), an oil outlet pipe (10) is arranged on one side of the oil tank (1), and the oil outlet pipe (10) is arranged close to the bottom side of the oil tank;

one side fixedly connected with regulator (2) of oil pipe (10) are kept away from in oil tank (1), through the through-hole intercommunication of setting in oil tank (1) one side is passed through in regulator (2) and oil storage chamber (3), be equipped with piston chamber (4) in regulator (2), sliding connection has piston (14) on the inside wall in piston chamber (4), one side fixedly connected with piston rod (13) of piston (14), the one end that piston (14) were kept away from in piston rod (13) runs through regulator (2) and fixedly connected with ejector pin (12), ejector pin (12) are close to two electric telescopic handle (16) of one side symmetry fixedly connected with of regulator (2), two the equal fixed connection of one end of ejector pin (12) is kept away from in electric telescopic handle (16) is on regulator (2).

2. The natural gas compressor hydraulic oil adding device according to claim 1, characterized in that, be equipped with elasticity protection device in oil storage chamber (3), elasticity protection device includes baffle (17), baffle (17) sliding connection is on the inside wall in oil storage chamber (3), piston rod (13) run through baffle (17), two gag lever posts (18) of a symmetrical fixedly connected with in one side of piston (14) are kept away from in baffle (17), two the equal fixed connection of one end that baffle (17) were kept away from in gag lever post (18) is on the inside wall in oil storage chamber (3), equidistant four springs (19) of fixedly connected with on one side of piston (14), four the equal fixed connection of one end that baffle (17) were kept away from in spring (19) is on the inside wall in oil storage chamber (3).

3. The natural gas compressor hydraulic oil adding device according to claim 2, wherein the limiting rod (18) comprises a first rod body and a second rod body, one end of the first rod body is fixedly connected to the baffle (17), one end of the second rod body is fixedly connected to a side wall, close to the baffle (17), of the oil storage cavity (3), a hollow groove is formed in the second rod body, and one end, far away from the baffle (17), of the first rod body is slidably connected to the hollow groove.

4. The natural gas compressor hydraulic oil adding device according to claim 1, wherein threads are arranged on the inner side wall of the oil injection pipe (5), a pipe plug (6) is connected to the inner threads of the oil injection pipe (5), and anti-skid stripes are arranged on the outer side wall of one end, away from the oil injection pipe (5), of the pipe plug (6).

5. The natural gas compressor hydraulic oil adding device according to claim 1, wherein a one-way air valve (8) is arranged on the air suction pipe (7), and a control valve (11) is arranged on the oil outlet pipe (10).

6. The natural gas compressor hydraulic oil adding device according to claim 1, wherein a glass plate (20) is arranged in one side of the oil tank (1), and scale stripes are arranged on the glass plate (20).

7. The natural gas compressor hydraulic oil adding device according to claim 1, wherein a rubber gasket (15) is sleeved on the outer side wall of the piston (14).