CN211010737U

CN211010737U - Lubricating oil pressure regulating valve

Info

Publication number: CN211010737U
Application number: CN201921925413.5U
Authority: CN
Inventors: 陈娜; 李节玲
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-10
Filing date: 2019-11-10
Publication date: 2020-07-14
Anticipated expiration: 2029-11-10

Abstract

The utility model discloses a lubricating oil pressure regulating valve, which belongs to the technical field of regulating valves, and the technical proposal main points thereof are that the lubricating oil pressure regulating valve comprises a fixed cover, a fixed sleeve and a regulating chamber, the upper end of the fixed cover is in threaded connection with a regulating rod, the lower end of the fixed cover is fixedly connected with the fixed sleeve, the joint of the fixed sleeve and the fixed cover is fixedly connected with a liquid separating plate, the lower end of the regulating rod penetrates through the liquid separating plate and is fixedly connected with a connecting plate, the inside of the fixed sleeve is provided with a connecting plate, the lower end of the connecting plate is fixedly connected with a buffer spring, the lower end of the buffer spring is sleeved with a limiting rod, the lower ends of the limiting rod and the buffer spring are fixedly connected with a supporting plate, the lower end of the supporting plate is fixedly connected with a supporting rod, the inner lower end of the fixed sleeve is fixedly connected with a fixed plate, the regulating, thereby better gas delivery thereof.

Description

Lubricating oil pressure regulating valve

Technical Field

The utility model relates to a governing valve technical field, in particular to lubricating oil pressure regulating valve.

Background

The self-operated pressure regulating valve is divided into three series of self-operated pressure, pressure difference and flow regulating valves, and is divided into a front valve type and a rear valve type according to different pressure taking point positions, wherein when the pressure taking point is in front of the valve, the pressure taking point is used for regulating the front pressure of the valve to be constant, and when the pressure taking point is behind the valve, the pressure taking point is used for regulating the rear pressure of the valve to be constant.

However, when the pressure of fluid in front of and behind the existing self-operated pressure regulating valve is regulated, the valve rod can move up and down rapidly due to the sudden change of the fluid pressure in front of or behind the valve, so that the pressure of the fluid in front of or behind the valve is unstable, the valve rod can wear the sealing ring due to the up-and-down movement of the valve rod, the fluid is leaked, resources are wasted, and the valve rod can be dried more easily due to long-time work, so that the unstable pressure phenomenon occurs.

SUMMERY OF THE UTILITY MODEL

For solving the problem that provides in the above-mentioned background art, the utility model provides a lubricating oil pressure regulating valve, through the regulation room that is equipped with and the better gas control who passes through in the governing valve of gas transmission room under a stable pressure to better carry out gas transport to it, can conveniently add lubricating oil to valve inside through the tank filler hole that is equipped with moreover, thereby make valve rod work more smooth.

The utility model is realized in such a way, a lubricating oil pressure regulating valve comprises a fixed cover, a fixed sleeve and a regulating chamber, wherein the upper end of the fixed cover is in threaded connection with a regulating post, the lower end of the fixed cover is fixedly connected with the fixed sleeve, the joint of the fixed sleeve and the fixed cover is fixedly connected with a liquid separating plate, the lower end of the regulating post penetrates through the liquid separating plate and is fixedly connected with a connecting plate, the inside of the fixed sleeve is provided with the connecting plate, the lower end of the connecting plate is fixedly connected with a buffer spring, the lower end of the buffer spring is sleeved with a limiting rod, the lower ends of the limiting rod and the buffer spring are fixedly connected with a supporting plate, the lower end of the supporting plate is fixedly connected with a supporting rod, the inner lower end of the fixed sleeve is fixedly connected with a fixed plate, the lower end of the supporting rod penetrates, the utility model discloses a diaphragm regulating device, including regulating chamber, regulating block, regulating rod intermediate position fixedly connected with regulation pole, the inside of regulating chamber is provided with the diaphragm, the upper end of diaphragm and fixed sleeve's lower extreme inner wall fixed connection, the inner wall both sides fixedly connected with regulating block of regulating chamber, the lower extreme fixedly connected with buffer spring of regulating block, buffer spring's lower extreme cup jointed the gag lever post and with the inside bottom fixed connection of regulating chamber, the lower extreme fixedly connected with connector of regulating chamber, the lower extreme intermediate position fixedly connected with of regulating plate adjusts the pole, it runs through connector fixedly connected with gas transmission chamber to.

In order to add lubricating oil to the valve in the convenience, as the utility model relates to a lubricating oil pressure regulating valve is preferred, the upper end of fixed lid is located the left side of adjusting the post and has fixedly seted up the tank filler sleeve.

In order to control the pressure in the valve within a specific pressure range, as the present invention provides a preferable lubricating oil pressure regulating valve, the upper end of the first connecting pipe is communicated with the bottom of the regulating chamber, and the upper end of the second connecting pipe is communicated with the top of the regulating chamber.

For the atmospheric pressure value in the governing valve that can be better, as the utility model relates to a lubricating oil pressure regulating valve is preferred, the inside intermediate position fixedly connected with control tube of air transmission chamber, the air transmission hole has been seted up to the intermediate position of control tube, the lower extreme and the control tube through connection of adjusting the pole, the lower extreme of adjusting the pole is provided with first venthole and second venthole.

In order to improve the closure in the valve, as the utility model relates to a lubricating oil pressure regulating valve is preferred, the inside sealing rubber pad that is provided with of connector lower extreme.

In order to make better passing through the gas-supply pipe of gas, conduct the utility model relates to a lubricating oil pressure regulating valve is preferred, the size of first venthole and second venthole is inequality and first venthole is less than the second venthole.

For better pressure regulation through the diaphragm, as the utility model discloses a lubricating oil pressure regulating valve is preferred, the diaphragm is the soft material that is rich in elasticity.

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

1. this kind of lubricating oil pressure regulating valve, the first connecting pipe and the second connecting pipe that are equipped with can be through the atmospheric pressure value of difference in the gas-supply pipe automatically regulated gas transmission speed to make its atmospheric pressure remain stable, avoid the valve rod to take place to rock, thereby the better transportation that carries on gas.

2. This kind of lubricating oil pressure regulating valve, the tank filler sleeve that is equipped with can make lubricating oil conveniently add more, then permeates lubricating oil through adjusting the post to lubricate valve rod and regulation pole, thereby make and adjust convenience more, also solved the problem that the valve rod is difficult for adjusting for a long time to rub.

Drawings

FIG. 1 is a structural diagram of a lubricating oil pressure regulating valve of the present invention;

FIG. 2 is a sectional view of a lubricating oil pressure regulating valve of the present invention;

FIG. 3 is an enlarged view of the lubricating oil pressure regulating valve A of the present invention;

FIG. 4 is a plan view of an adjusting lever of the lubricating oil pressure regulating valve of the present invention;

FIG. 5 is an enlarged view of the lubricating oil pressure regulating valve B of the present invention;

in the figure, 1, a cover is fixed; 2. an adjustment column; 3. fixing the sleeve; 4. a conditioning chamber; 5. a connector; 6. a gas delivery pipe; 8. a second connecting pipe; 9. a first connecting pipe; 10. an oil filling hole; 12. a liquid separation plate; 13. a connecting plate; 14. a support plate; 15. a limiting rod; 16. a buffer spring; 17. a fixing plate; 18. a support bar; 19. extruding the ball; 20. a membrane; 21. an adjusting block; 23. sealing the rubber pad; 24. adjusting a rod; 25. a gas transmission chamber; 26. an adjusting tube; 27. a gas transmission hole; 28. a first air outlet hole; 29. and a second air outlet.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely 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 thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-5, a lubricating oil pressure regulating valve comprises a fixed cover 1, a fixed sleeve 3 and a regulating chamber 4, wherein the upper end of the fixed cover 1 is in threaded connection with a regulating column 2, the lower end of the fixed cover 1 is fixedly connected with the fixed sleeve 3, the joint of the fixed sleeve 3 and the fixed cover 1 is fixedly connected with a liquid separating plate 12, the lower end of the regulating column 2 penetrates through the liquid separating plate 12 and is fixedly connected with a connecting plate 13, the inside of the fixed sleeve 3 is provided with the connecting plate 13, the lower end of the connecting plate 13 is fixedly connected with a buffer spring 16, the lower end of the buffer spring 16 is sleeved with a limiting rod 15, the lower ends of the limiting rod 15 and the buffer spring 16 are fixedly connected with a supporting plate 14, the lower end of the supporting plate 14 is fixedly connected with a supporting rod 18, the inner lower end of the fixed sleeve 3 is fixedly connected with a fixed plate 17, the lower, the inside of regulating chamber 4 is provided with diaphragm 20, the upper end of diaphragm 20 and fixed sleeve 3's lower extreme inner wall fixed connection, the inner wall both sides fixedly connected with regulating block 21 of regulating chamber 4, the lower extreme fixedly connected with buffer spring 16 of regulating block 21, buffer spring 16's lower extreme has cup jointed gag lever post 15 and with the inside bottom fixed connection of regulating chamber 4, the lower extreme fixedly connected with connector 5 of regulating chamber 4, the lower extreme intermediate position fixedly connected with regulation pole 24 of regulating block 21, it runs through 5 fixedly connected with air transmission chamber 25 of connector to adjust pole 24, the both ends fixedly connected with air transmission pipe 6 of air transmission chamber 25, control the first connecting pipe 9 of last fixed surface fixedly connected with and the second connecting pipe 8 of two air transmission pipes 6.

In this embodiment, the tank filler sleeve 10 that the upper end of fixed cover 1 set up can conveniently add lubricating oil, thereby will adjust post 2 and the better regulation of adjusting pole 24, make it adjust more convenient and fast, thereby it can be through adjusting 21 jack-up with regulating block through first connecting pipe 9 with adjusting pole 24 upwards spurs when right-hand member pressure is too big, thereby make second venthole 29 and the gas transmission room 25 of adjusting the pole 24 bottom go on the same with regulating pipe 26 upper end gas transmission hole 27, thereby pass through gas fast and fall to specific range with atmospheric pressure, thereby right-hand member pressure is then reduced through first venthole 28 and gas transmission hole 27 the same in reverse when big.

As a technical optimization scheme of the utility model, the upper end of fixed lid 1 is located the fixed tank filler sleeve 10 of having seted up in left side of adjusting post 2.

In this embodiment, the oil filling hole 10 is fixedly formed beside the upper end adjusting column 2 of the fixing cover 1 to facilitate filling of lubricating oil into the valve, so that the work in the valve is smoother.

As a technical optimization scheme of the utility model, the upper end of first connecting pipe 9 and the bottom intercommunication of control chamber 4, the upper end of second connecting pipe 8 and the top intercommunication of control chamber 4.

In this embodiment, the upper end of the first connection pipe 9 is fixedly connected to the bottom of the adjustment chamber 4, and the upper end of the second connection pipe 8 is fixedly connected to the top of the adjustment chamber 4, so as to better balance the air pressure before and after the valve within a predetermined range.

As a technical optimization scheme of the utility model, the inside intermediate position fixedly connected with control tube 26 of gas transmission room 25, gas transmission hole 27 has been seted up to control tube 26's intermediate position, adjusts the lower extreme and the control tube 26 through connection of pole 24, and the lower extreme of adjusting pole 24 is provided with first venthole 28 and second venthole 29.

In this embodiment, an adjusting pipe 26 is fixedly connected to the middle position inside the air delivery chamber 25, an air delivery hole 27 is opened at the middle position of the adjusting pipe 26, the lower end of the adjusting rod 24 is connected to the adjusting pipe 26 in a penetrating manner, and a first air outlet hole 28 and a second air outlet hole 29 are provided at the lower end of the adjusting rod 24 to facilitate adjusting the air pressure so as to keep the air pressure within a fixed range all the time.

As a technical optimization scheme of the utility model, the inside sealing rubber pad 23 that is provided with of 5 lower extremes of connector.

In this embodiment, a sealing rubber pad 23 is provided inside the lower end of the connecting head 5 to increase the airtightness of the device, thereby preventing gas leakage and wasting resources.

As a technical optimization scheme of the utility model, the size of first venthole 28 and second venthole 29 is inequality and first venthole 28 is less than second venthole 29.

In this embodiment, the sizes of the first air outlet hole 28 and the second air outlet hole 29 are different, and the first air outlet hole 28 is smaller than the second air outlet hole 29, so as to adjust the air pressure before and after the valve conveniently.

As a technical optimization of the present invention, the membrane 20 is made of a flexible material with high elasticity.

In this embodiment, the membrane 20 is made of a soft material with elasticity so that the membrane 20 can be pushed better during the adjustment process.

The working principle is as follows: firstly, the gas pipe 6 is connected with the gas transmission chamber 25, then the gas pressure value before and after the valve is stabilized in a proper range by rotating the adjusting column 2, then lubricating oil is added into the oil filling hole 10 to lubricate the device, then when the pressure at the right end is overlarge, the gas jacks up the adjusting block 21 through the first connecting pipe 9 to pull the adjusting rod 24 upwards, so that the second gas outlet 29 at the bottom of the adjusting rod 24 is communicated with the gas transmission hole 27 at the upper end of the adjusting pipe 26 in the gas transmission chamber 25, the gas is quickly passed through to reduce the gas pressure to a specific range, when the pressure at the right end is overlarge, the adjusting block 21 is pressed downwards through the second connecting pipe 8 to press the adjusting rod 24 downwards, so that the first gas outlet 28 at the bottom of the adjusting rod 24 is communicated with the gas transmission hole 27 of the adjusting pipe 26 in the gas transmission chamber 25 to reduce the input of the gas at the upper end, and then the air pressure value is reduced to be within a specified range.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a lubricating oil pressure regulating valve, includes fixed lid (1), fixed sleeve pipe (3) and regulating chamber (4), its characterized in that: the upper end of the fixed cover (1) is in threaded connection with an adjusting column (2), the lower end of the fixed cover (1) is fixedly connected with a fixed sleeve (3), the joint of the fixed sleeve (3) and the fixed cover (1) is fixedly connected with a liquid separating plate (12), the lower end of the adjusting column (2) penetrates through the liquid separating plate (12) and is fixedly connected with a connecting plate (13), the connecting plate (13) is arranged inside the fixed sleeve (3), the lower end of the connecting plate (13) is fixedly connected with a buffer spring (16), the lower end of the buffer spring (16) is sleeved with a limiting rod (15), the lower end of the limiting rod (15) and the buffer spring (16) is fixedly connected with a supporting plate (14), the lower end of the supporting plate (14) is fixedly connected with a supporting rod (18), and the inner lower end of the fixed sleeve (3) is fixedly connected with, the lower end of the supporting rod (18) penetrates through a fixing plate (17) and is fixedly connected with an extrusion ball (19), the lower end of the fixing sleeve (3) is fixedly connected with an adjusting chamber (4), a diaphragm (20) is arranged inside the adjusting chamber (4), the upper end of the diaphragm (20) is fixedly connected with the inner wall of the lower end of the fixing sleeve (3), adjusting blocks (21) are fixedly connected to two sides of the inner wall of the adjusting chamber (4), a buffer spring (16) is fixedly connected to the lower end of each adjusting block (21), a limiting rod (15) is sleeved at the lower end of each buffer spring (16) and is fixedly connected with the bottom end inside the adjusting chamber (4), a connector (5) is fixedly connected to the lower end of the adjusting chamber (4), an adjusting rod (24) is fixedly connected to the middle position of the lower end of each adjusting block (21), and the adjusting rod (24) penetrates through a gas transmission connector, the gas transmission chamber is characterized in that gas transmission pipes (6) are fixedly connected to two ends of the gas transmission chamber (25), and a first connecting pipe (9) and a second connecting pipe (8) are fixedly connected to the upper surfaces of the left gas transmission pipe and the right gas transmission pipe (6).

2. The oil pressure regulating valve according to claim 1, wherein: the upper end of the fixed cover (1) is positioned on the left side of the adjusting column (2) and is fixedly provided with an oil filling hole (10).

3. The oil pressure regulating valve according to claim 1, wherein: the upper end of the first connecting pipe (9) is communicated with the bottom of the adjusting chamber (4), and the upper end of the second connecting pipe (8) is communicated with the top of the adjusting chamber (4).

4. The oil pressure regulating valve according to claim 1, wherein: the gas transmission chamber is characterized in that an adjusting pipe (26) is fixedly connected to the middle position inside the gas transmission chamber (25), a gas transmission hole (27) is formed in the middle position of the adjusting pipe (26), the lower end of the adjusting rod (24) is connected with the adjusting pipe (26) in a penetrating mode, and a first gas outlet hole (28) and a second gas outlet hole (29) are formed in the lower end of the adjusting rod (24).

5. The oil pressure regulating valve according to claim 1, wherein: and a sealing rubber pad (23) is arranged inside the lower end of the connector (5).

6. The oil pressure regulating valve according to claim 4, wherein: the first air outlet hole (28) and the second air outlet hole (29) are different in size, and the first air outlet hole (28) is smaller than the second air outlet hole (29).

7. The oil pressure regulating valve according to claim 1, wherein: the membrane (20) is made of flexible material with high elasticity.