CN220956982U - Oil extraction inlet safety valve - Google Patents
Oil extraction inlet safety valve Download PDFInfo
- Publication number
- CN220956982U CN220956982U CN202322872421.0U CN202322872421U CN220956982U CN 220956982 U CN220956982 U CN 220956982U CN 202322872421 U CN202322872421 U CN 202322872421U CN 220956982 U CN220956982 U CN 220956982U
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- China
- Prior art keywords
- oil
- spring
- fixedly connected
- valve
- oil outlet
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- 238000000605 extraction Methods 0.000 title abstract description 7
- 210000004907 gland Anatomy 0.000 claims description 8
- 238000011084 recovery Methods 0.000 claims description 8
- 230000008676 import Effects 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims description 3
- 239000003208 petroleum Substances 0.000 abstract description 6
- 230000002035 prolonged effect Effects 0.000 abstract description 4
- 239000012535 impurity Substances 0.000 description 4
- 238000007599 discharging Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
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- Safety Valves (AREA)
Abstract
The utility model relates to the technical field of petroleum exploitation conveying equipment, in particular to an oil extraction inlet safety valve which comprises a valve seat, a pressure device, an oil inlet and a first oil outlet, wherein a second oil outlet is arranged at the right end of the valve seat, the right end of the valve seat is fixedly connected with an oil outlet pipe, the upper end of the oil outlet pipe is fixedly connected with a rotating shaft, the rotating shaft is fixedly connected with a baffle plate, the baffle plate is slidably connected with a third spring, the third spring is fixedly connected with the oil outlet pipe, grooves are formed in two sides of the baffle plate, the lower end of the third spring is fixedly connected with a base, sliding blocks are arranged on two sides of the base and are slidably connected with the grooves, when the oil pressure in a pipeline is overlarge, the second oil outlet can be started to realize a pressure relief function, the pressure device is provided with an elastic frame, the upper end of the elastic frame is fixedly connected with a fixed block, the lower end of the second spring is fixedly connected with a buffer block, and the service life of a valve clack is prolonged.
Description
Technical Field
The utility model relates to the technical field of petroleum exploitation conveying equipment, in particular to a safety valve for an oil extraction inlet.
Background
The safety valve is a special valve which is in a normally closed state under the action of external force and prevents the medium pressure in the pipeline or the equipment from exceeding a specified value by discharging the medium to the outside of the system when the medium pressure in the equipment or the pipeline rises to exceed the specified value. The safety valve belongs to automatic valves, and is mainly used for boilers, pressure vessels and pipelines, and the control pressure does not exceed a specified value, so that the safety valve plays an important role in protecting personal safety and equipment operation.
However, when the oil pressure in the pipeline is too high, the existing oil extraction inlet safety valve is only provided with one oil outlet, and under the condition that the oil pressure in the pipeline is too high, the oil in the pipeline cannot be discharged timely, so that the pipeline can burst, safety accidents such as oil leakage and the like are possibly caused, and the filter screen is not arranged at the oil inlet position of the existing safety valve, impurities possibly existing in the oil can enter the safety valve, and the quality of the oil is influenced to a certain extent, so that the need of the oil extraction inlet safety valve is urgent.
Disclosure of utility model
The utility model aims to provide an oil extraction inlet safety valve, which solves the problems that the existing device in the background art cannot be discharged in time when the oil pressure in a pipeline is too large, and has no filtering device to influence the quality of petroleum.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an oil recovery import relief valve, includes disk seat, pressure device, oil inlet and first oil-out, the right-hand member of disk seat is provided with the second oil-out, the right-hand member fixed connection of disk seat goes out the oil pipe, the upper end fixed connection axis of rotation of oil pipe, axis of rotation fixed connection baffle, baffle sliding connection third spring, third spring fixed connection goes out the oil pipe, when the oil pressure in the pipeline is too big, can start the second oil-out, realizes the function of pressure release.
Preferably, the upper end fixed connection pressure device of disk seat, pressure device's lower extreme is provided with the valve clack, valve clack swing joint valve rod, valve rod swing joint first spring, the valve rod top is provided with spring gland, spring gland swing joint safety cover.
Preferably, the pressure device is provided with an elastic frame, the upper end of the elastic frame is fixedly connected with a fixed block, the fixed block is fixedly connected with the upper end of the second spring, the lower end of the second spring is fixedly connected with a buffer block, and the service life of the valve clack is prolonged.
Preferably, the lower extreme of disk seat is provided with the oil inlet, the inside fixed connection filter screen of oil inlet, the left end of disk seat is provided with first oil-out, can filter the impurity in the oil.
Preferably, grooves are formed in two sides of the baffle, the lower end of the third spring is fixedly connected with the base, sliding blocks are arranged on two sides of the base and are connected with the grooves in a sliding mode, and relative sliding between the baffle and the third spring is achieved.
Preferably, the spring coefficient and the deformation amount of the third spring are both larger than those of the first spring, so that the oil pressure born by the third spring is far larger than that born by the first spring.
Compared with the prior art, the utility model has the beneficial effects that:
The oil-saving valve is characterized in that a second oil outlet is formed in the right end of a valve seat, the right end of the valve seat is fixedly connected with an oil outlet pipe, the upper end of the oil outlet pipe is fixedly connected with a rotating shaft, the rotating shaft is fixedly connected with a baffle plate, the baffle plate is in sliding connection with a third spring, the third spring is fixedly connected with the oil outlet pipe, grooves are formed in two sides of the baffle plate, the lower end of the third spring is fixedly connected with a base, sliding blocks are arranged on two sides of the base and are in sliding connection with the grooves, when the oil pressure in a pipeline is too high, the first oil outlet cannot be timely discharged, at the moment, the oil pushes the baffle plate of the second oil outlet, the baffle plate is pressed upwards to be opened, the third spring compresses, and the baffle plate and the third spring relatively move, so that the oil is discharged, when the oil pressure in the pipeline is reduced, the baffle plate is reset, the second oil outlet is closed, the discharge of the oil is conveniently completed at high pressure, and the working efficiency is improved.
The pressure device of the structure is provided with the elastic frame, the upper end of the elastic frame is fixedly connected with the fixed block, the fixed block is fixedly connected with the upper end of the second spring, the lower end of the second spring is fixedly connected with the buffer block, when the oil pressure in the pipeline suddenly increases, the valve clack suddenly rises, and through the design, the valve clack firstly contacts with the buffer block when rising, the valve clack has a certain buffer function, the sudden impact of the valve clack is avoided, and the service life of the valve clack is prolonged.
Drawings
FIG. 1 is a schematic elevational view of the structure of the present utility model;
FIG. 2 is a schematic side view of the structure of the present utility model;
FIG. 3 is an enlarged schematic view of the structure A in FIG. 1 according to the present utility model;
Fig. 4 is an enlarged schematic view of the baffle structure of fig. 1 according to the present utility model.
In the figure: 1. a valve seat; 2. a pressure device; 201. a valve flap; 202. a valve stem; 203. a first spring; 3. an elastic frame; 301. a spring gland; 302. a protective cover; 303. a fixed block; 304. a second spring; 305. a buffer block; 4. an oil inlet; 5. a filter screen; 6. a first oil outlet; 7. a second oil outlet; 701. a rotating shaft; 702. a baffle; 703. a third spring; 704. a base; 705. a slide block; 706. an oil outlet pipe; 707. a groove.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, an embodiment of the present utility model is provided:
The utility model provides an oil recovery import relief valve, including disk seat 1, pressure device 2, oil inlet 4 and first oil-out 6, the right-hand member of disk seat 1 is provided with second oil-out 7, disk seat 1's right-hand member fixed connection goes out oil pipe 706, go out oil pipe 706's upper end fixed connection axis of rotation 701, axis of rotation 701 fixed connection baffle 702, baffle 702 sliding connection third spring 703, third spring 703 fixed connection goes out oil pipe 706, the both sides of baffle 702 are provided with recess 707, the lower extreme fixed connection base 704 of third spring 703, the both sides of base 704 are provided with slider 705, slider 705 sliding connection recess 707, through this design, when the oil pressure in the pipeline is too big, first oil-out 6 can't in time discharge, at this moment, the baffle 702 of second oil-out 7 is pushed to the oil, baffle 702 upwards press and is opened, the third spring 703 compresses, baffle 702 and third spring 703 take place relative movement, thereby discharge the oil, when the oil pressure in the pipeline reduces, the baffle 702 resets, the second oil-out 7 closes, be convenient for accomplish the discharge of oil when high pressure, work efficiency is improved.
The upper end of the valve seat 1 of the structure is fixedly connected with the pressure device 2, the lower end of the pressure device 2 is provided with the valve clack 201, the valve clack 201 is movably connected with the valve rod 202, the valve rod 202 is movably connected with the first spring 203, the spring gland 301 is arranged above the valve rod 202, the spring gland 301 is movably connected with the protecting cover 302, the pressure device 2 is provided with the elastic frame 3, the upper end of the elastic frame 3 is fixedly connected with the fixed block 303, the fixed block 303 is fixedly connected with the upper end of the second spring 304, the lower end of the second spring 304 is fixedly connected with the buffer block 305, the lower end of the valve seat 1 is provided with the oil inlet 4, the inside of the oil inlet 4 is fixedly connected with the filter screen 5, impurities in petroleum can be filtered, the quality of the petroleum is improved, the left end of the valve seat 1 is provided with the first oil outlet 6, the elastic coefficient and the deformation of the third spring 703 are both larger than those of the first spring 203, and when the petroleum in the pipe is under pressure, the first oil outlet 6 is used for discharging when the oil is under pressure, and when the oil pressure is overlarge, the second oil outlet 7 is started.
Working principle: when the structure of the utility model is needed, the oil pipe is connected with the oil inlet 4, oil enters the safety valve from the oil inlet 4, the filter screen 5 is fixedly connected in the oil inlet 4, impurities in the oil can be filtered, the quality of the oil is improved, the upper end of the valve seat 1 is fixedly connected with the pressure device 2, the lower end of the pressure device 2 is provided with the valve clack 201, the valve clack 201 is movably connected with the valve rod 202, the valve rod 202 is movably connected with the first spring 203, the upper part of the valve rod 202 is provided with the spring gland 301 which is movably connected with the protective cover 302, the pressure device 2 is provided with the elastic frame 3, the upper end of the elastic frame 3 is fixedly connected with the fixed block 303, the fixed block 303 is fixedly connected with the upper end of the second spring 304, the lower end of the second spring 304 is fixedly connected with the buffer block 305, when the oil pressure reaches a certain value, the valve clack 201 is pushed to move upwards, the first spring 203 and the valve rod 202 are compressed, so that the first oil outlet 6 is opened, the oil is discharged from the first oil outlet 6, when the oil pressure in the pipeline suddenly increases, the valve clack 201 suddenly rises, through the design, when the valve clack 201 rises, the valve clack 201 firstly contacts the buffer block 305, has a certain buffer function, the sudden impact of the valve clack 201 is avoided, the service life of the valve clack 201 is prolonged, the right end of the valve seat 1 is provided with the second oil outlet 7, the right end of the valve seat 1 is fixedly connected with the oil outlet pipe 706, the upper end of the oil outlet pipe 706 is fixedly connected with the rotating shaft 701, the rotating shaft 701 is fixedly connected with the baffle 702, the baffle 702 is slidingly connected with the third spring 703, the third spring 703 is fixedly connected with the oil outlet pipe 706, the two sides of the baffle 702 are provided with the grooves 707, the lower end of the third spring 703 is fixedly connected with the base 704, the two sides of the base 704 are provided with the sliding blocks 705, the sliding blocks 705 are slidingly connected with the grooves 707, when the oil pressure in the pipeline is overlarge, the first oil outlet 6 cannot be discharged in time, at this time, the oil pushes the baffle 702 of the second oil outlet 7, the baffle 702 is opened by upward pressing, the third spring 703 is compressed, and the baffle 702 and the third spring 703 are relatively moved, so that the oil is discharged, when the oil pressure in the pipeline is reduced, the baffle 702 is reset, the second oil outlet 7 is closed, the discharge of the oil is conveniently completed at high pressure, the working efficiency is improved, and the operation is finished.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides an oil recovery import relief valve, includes disk seat (1), pressure device (2), oil inlet (4) and first oil-out (6), its characterized in that: the right-hand member of disk seat (1) is provided with second oil-out (7), the right-hand member fixed connection of disk seat (1) goes out oil pipe (706), the upper end fixed connection axis of rotation (701) that goes out oil pipe (706), axis of rotation (701) fixed connection baffle (702), baffle (702) sliding connection third spring (703), third spring (703) fixed connection goes out oil pipe (706).
2. The oil recovery inlet safety valve of claim 1, wherein: the valve seat is characterized in that the upper end of the valve seat (1) is fixedly connected with the pressure device (2), the lower end of the pressure device (2) is provided with a valve clack (201), the valve clack (201) is movably connected with a valve rod (202), the valve rod (202) is movably connected with a first spring (203), a spring gland (301) is arranged above the valve rod (202), and the spring gland (301) is movably connected with a protective cover (302).
3. An oil recovery inlet safety valve according to claim 2, wherein: the pressure device (2) is provided with an elastic frame (3), the upper end of the elastic frame (3) is fixedly connected with a fixed block (303), the fixed block (303) is fixedly connected with the upper end of a second spring (304), and the lower end of the second spring (304) is fixedly connected with a buffer block (305).
4. The oil recovery inlet safety valve of claim 1, wherein: the novel oil-saving valve is characterized in that an oil inlet (4) is formed in the lower end of the valve seat (1), a filter screen (5) is fixedly connected to the inside of the oil inlet (4), and a first oil outlet (6) is formed in the left end of the valve seat (1).
5. The oil recovery inlet safety valve of claim 1, wherein: grooves (707) are formed in the two sides of the baffle plate (702), the lower end of the third spring (703) is fixedly connected with the base (704), sliding blocks (705) are arranged on the two sides of the base (704), and the sliding blocks (705) are connected with the grooves (707) in a sliding mode.
6. The oil recovery inlet safety valve of claim 1, wherein: the elastic coefficient and the deformation amount of the third spring (703) are both larger than those of the first spring (203).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322872421.0U CN220956982U (en) | 2023-10-25 | 2023-10-25 | Oil extraction inlet safety valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322872421.0U CN220956982U (en) | 2023-10-25 | 2023-10-25 | Oil extraction inlet safety valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220956982U true CN220956982U (en) | 2024-05-14 |
Family
ID=91019065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322872421.0U Active CN220956982U (en) | 2023-10-25 | 2023-10-25 | Oil extraction inlet safety valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220956982U (en) |
-
2023
- 2023-10-25 CN CN202322872421.0U patent/CN220956982U/en active Active
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