CN208981993U - A kind of novel emptying formula flushing valve - Google Patents
A kind of novel emptying formula flushing valve Download PDFInfo
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- CN208981993U CN208981993U CN201821436240.6U CN201821436240U CN208981993U CN 208981993 U CN208981993 U CN 208981993U CN 201821436240 U CN201821436240 U CN 201821436240U CN 208981993 U CN208981993 U CN 208981993U
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- pushing block
- emptying
- snap ring
- valve body
- diameter
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Abstract
The utility model discloses a kind of novel emptying formula flushing valves, including valve body and oil resistance mechanism, the inside of valve body is arranged in oil resistance mechanism, the two sides of valve body, which are symmetrically arranged, unloads oilhole there are two fuel feed hole and two, valve body is internally provided with connecting rod, one end of connecting rod is fixedly connected with the side of the first pushing block, and the other end of connecting rod is connected with the second pushing block by position-limit mechanism.The utility model passes through the oil resistance mechanism being equipped with, convenient for driving the movement of the first pushing block and the second pushing block according to connecting rod, and make oil inlet snap ring or the compression of emptying snap ring of oil resistance mechanism, to make fuel feed hole respectively or unload oilhole exposing, it can make to carry out oil inlet or emptying, and it can be adjusted according to position of the position-limit mechanism to the second pushing block, device the first pushing block and second pushing block under different operating conditions is set to can be carried out the work normally pushed, the ball valve of fuel feed hole and emptying bore end can play the role of good leakproof.
Description
Technical field
The utility model relates to oil field development technical field, specially a kind of novel emptying formula flushing valve.
Background technique
After traditional oil well perforation, since there are iron filings, sundries, gravel isoperimetric state particles in well, operation hardly possible is often resulted in
To carry out needing anti-flushing well after perforation with downhole tool failure in order to avoid the generation of such accident, at this time with regard to needing to make
Use flushing valve.
Currently, existing flushing valve or not having emptying part, when in use, it is easy to keep flushing valve internal pressure excessive, and
The progress for influencing anti-flushing well work or the existing clean valve with emptying formula are at work, it has not been convenient to adjust according to field condition
The position of whole pushing block, and the compression degree of oil resistance mechanism is influenced, and then keep oil inlet or oil yield efficiency too low.Therefore we do this
It improves out, proposes a kind of novel emptying formula flushing valve.
Utility model content
To solve the prior art, there are efficiency in flushing valve use process is lower, it has not been convenient to be adjusted according to different operating conditions
The defect of work is deacclimatized, the utility model provides a kind of novel emptying formula flushing valve.
In order to solve the above-mentioned technical problem, the utility model provides the following technical solution:
A kind of novel emptying formula flushing valve of the utility model, including valve body and oil resistance mechanism, the oil resistance mechanism setting exist
The inside of valve body, the two sides of the valve body, which are symmetrically arranged, unloads oilhole, the inside of the valve body there are two fuel feed hole and two
It is provided with connecting rod, one end of the connecting rod is fixedly connected with the side of the first pushing block, and the other end of the connecting rod passes through
Position-limit mechanism is connected with the second pushing block.
As a kind of optimal technical scheme of the utility model, the oil resistance mechanism is by oil inlet snap ring, emptying snap ring and two
A returning spring composition, two returning springs are symmetricly set between oil inlet snap ring and emptying snap ring, and oil inlet snap ring
Two sides and the two sides of emptying snap ring are symmetrical arranged that there are two ball valves.
As a kind of optimal technical scheme of the utility model, the side of four ball valves is provided with compressed spring,
Four ball valves are in contact with the end of two fuel feed holes and two ends for unloading oilhole respectively, the diameter of the fuel feed hole and
The diameter for unloading oilhole is respectively less than the diameter of ball valve.
As a kind of optimal technical scheme of the utility model, the position-limit mechanism is by sunk screw and rubber washer group
At the side of second pushing block is provided with countersunk head slot, and the countersunk head slot is internally provided with threaded hole, and the connecting rod is another
The side at end has been placed equidistant with several limit holes, the sunk screw sequentially pass through rubber washer, countersunk head slot and threaded hole with
One of limit hole is threadedly coupled.
As a kind of optimal technical scheme of the utility model, the equal fixing sleeve in outside at the valve body both ends is equipped with heat-insulated shield
Set.
As a kind of optimal technical scheme of the utility model, the diameter of first pushing block and the diameter of the second pushing block are equal
Less than the internal diameter of valve body, the diameter of first pushing block and the diameter of the second pushing block are all larger than the internal diameter of oil inlet snap ring and unload oil card
The internal diameter of ring.
The beneficial effects of the utility model are: this kind of novel emptying formula flushing valve is convenient for root by the oil resistance mechanism being equipped with
The movement of the first pushing block and the second pushing block is driven according to connecting rod, and makes oil inlet snap ring or the compression of emptying snap ring of oil resistance mechanism, from
And make fuel feed hole respectively or unload oilhole exposing, it can make to carry out oil inlet or emptying, and can be according to position-limit mechanism to the second pushing block
Position is adjusted, and device the first pushing block and second pushing block under different operating conditions is made to can be carried out the work normally pushed,
The ball valve of fuel feed hole and emptying bore end can play the role of good leakproof, when oil resistance mechanism is mobile, ball valve compression, and oil resistance machine
When structure homing, ball valve also to fuel feed hole or unload oilhole and block by homing.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:
Fig. 1 is a kind of structural schematic diagram of novel emptying formula flushing valve of the utility model；
Fig. 2 is a kind of second pushing block structural schematic diagram of novel emptying formula flushing valve of the utility model.
In figure: 1, valve body；2, oil inlet snap ring；3, fuel feed hole；4, returning spring；5, emptying snap ring；6, oilhole is unloaded；7, heat-insulated
Sheath；8, connecting rod；9, the first pushing block；10, the second pushing block；11, sunk screw；12, rubber washer；13, countersunk head slot；14, spiral shell
Pit；15, ball valve.
Specific embodiment
It is illustrated below in conjunction with preferred embodiment of the attached drawing to the utility model, it should be understood that described herein excellent
It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.
Embodiment: as depicted in figs. 1 and 2, a kind of novel emptying formula flushing valve of the utility model, including valve body 1 and oil resistance
Mechanism, oil resistance mechanism are arranged in the inside of valve body 1, and the two sides of valve body 1 are symmetrically arranged that there are two fuel feed hole 3 and two emptyings
Hole 6, valve body 1 are internally provided with connecting rod 8, and one end of connecting rod 8 is fixedly connected with the side of the first pushing block 9, connecting rod 8
The other end is connected with the second pushing block 10 by position-limit mechanism, by the oil resistance mechanism being equipped with, convenient for driving first according to connecting rod 8
The movement of pushing block 9 and the second pushing block 10, and the oil inlet snap ring 2 of oil resistance mechanism or emptying snap ring 5 are compressed, to make oil inlet respectively
The exposing of oilhole 6 is unloaded in hole 3, can make to carry out oil inlet or emptying, and can be carried out according to position of the position-limit mechanism to the second pushing block 10
Adjustment, makes device the first pushing block 9 and second pushing block 10 under different operating conditions can be carried out and normally push the work forward, fuel feed hole 3
It can play the role of good leakproof with the ball valve 15 for unloading 6 end of oilhole, when oil resistance mechanism is mobile, ball valve 15 compresses, oil resistance machine
When structure homing, ball valve 15 also to fuel feed hole 3 or unload oilhole 6 and block by homing.
Wherein, oil resistance mechanism is made of oil inlet snap ring 2, emptying snap ring 5 and two returning springs 4, and two returning springs 4 are right
Claim to be arranged between oil inlet snap ring 2 and emptying snap ring 5, and the two sides of oil inlet snap ring 2 and the two sides of emptying snap ring 5 are symmetrical arranged
There are two ball valve 15, convenient for driving the movement of the first pushing block 9 and the second pushing block 10 according to connecting rod 8, and make oil resistance mechanism into
Oil card ring 2 or emptying snap ring 5 compress, to make fuel feed hole 3 respectively or unload the exposing of oilhole 6, can make to carry out oil inlet or emptying.
Wherein, the side of four ball valves 15 is provided with compressed spring, four ball valves 15 end with two fuel feed holes 3 respectively
Portion and two ends for unloading oilhole 6 are in contact, and the diameter of fuel feed hole 3 and the diameter for unloading oilhole 6 are respectively less than the diameter of ball valve 15, into
Oilhole 3 and the ball valve 15 for unloading 6 end of oilhole can play the role of good leakproof, and when oil resistance mechanism is mobile, ball valve 15 compresses, resistance
When oil machine structure homing, ball valve 15 also to fuel feed hole 3 or unload oilhole 6 and block by homing.
Wherein, position-limit mechanism is made of sunk screw 11 and rubber washer 12, and the side of the second pushing block 10 is provided with countersunk head
Slot 13, countersunk head slot 13 are internally provided with threaded hole 14, and the side of 8 other end of connecting rod has been placed equidistant with several limit holes,
Sunk screw 11 sequentially passes through rubber washer 12, countersunk head slot 13 and threaded hole 14 and is threadedly coupled with one of limit hole, can root
It is adjusted according to position of the position-limit mechanism to the second pushing block 10, makes device the first pushing block 9 and second pushing block under different operating conditions
10 can be carried out the work normally pushed.
Wherein, the equal fixing sleeve in outside at 1 both ends of valve body is equipped with heat shield 7, can reduce during anti-flushing well in valve body 1
The loss of heat can also reduce external hot environment and transmit to 1 inside bring heat of valve body.
Wherein, the diameter of the diameter of the first pushing block 9 and the second pushing block 10 is respectively less than the internal diameter of valve body 1, the first pushing block 9 it is straight
The diameter of diameter and the second pushing block 10 is all larger than the internal diameter of oil inlet snap ring 2 and the internal diameter of emptying snap ring 5, to guarantee the first pushing block 9
It can enter inside valve body 1 with the second pushing block 10 and oil inlet snap ring 2 or emptying snap ring 5 are pushed.
When work, device can be connected with external oil pipe, according to different operating conditions, sunk screw 11 and rubber pad can be backed out
Circle 12, makes the second pushing block 10 be adjusted to suitable position in connecting rod 8, then sunk screw 11 and rubber washer 12 are successively pacified
Countersunk head slot 13 is fed into, in threaded hole 14 and connecting rod 8 in the limit hole of suitable position, in the moving process of connecting rod 8, even
When extension bar 8 drives the second pushing block 10 mobile to oil resistance mechanism, the second pushing block 10 can push oil inlet snap ring 2, to make ball
The compressed spring of valve 15 is compressed, and ball valve 15 is taken in inside emptying snap ring 5, and fuel feed hole 3 can be made to open, make external oil pipe and valve body
1 connects, and realizes well-flushing work, and when connecting rod 8 drives the first pushing block 9 mobile to oil resistance mechanism, the first pushing block 9 can be to unloading oil card
Ring 5 is pushed, so that the compressed spring of ball valve 15 be made to compress, ball valve 15 is taken in inside emptying snap ring 5, can make two emptyings
Hole 6 and opening, well liquid will not generate reasoning to oil resistance mechanism by unloading the discharge of oilhole 6, in the first pushing block 9 and the second pushing block 10
When, returning spring 4 makes oil inlet snap ring 2 and emptying snap ring 5 away from returning spring 4 according to own resilient, and ball valve 15 corresponds at this time
Fuel feed hole 3 or the position for unloading oilhole 6, compressed spring are replied, so that ball valve 15 be made to fuel feed hole 3 or to unload oilhole 6 again and hinder
Plug, heat shield 7 can reduce the loss of heat in valve body 1 during anti-flushing well, can also reduce external hot environment to valve body 1
Internal bring heat transmitting.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (6)
1. a kind of novel emptying formula flushing valve, including valve body (1) and oil resistance mechanism, which is characterized in that the oil resistance mechanism setting
In the inside of valve body (1), the two sides of the valve body (1), which are symmetrically arranged, unloads oilhole (6) there are two fuel feed hole (3) and two,
The valve body (1) is internally provided with connecting rod (8), the fixed company in one end of the connecting rod (8) and the side of the first pushing block (9)
It connects, the other end of the connecting rod (8) is connected with the second pushing block (10) by position-limit mechanism.
2. a kind of novel emptying formula flushing valve according to claim 1, which is characterized in that the oil resistance mechanism is by oil inlet card
Ring (2), emptying snap ring (5) and two returning spring (4) compositions, two returning springs (4) are symmetricly set on oil inlet snap ring
(2) between emptying snap ring (5), and the two sides of oil inlet snap ring (2) and the two sides of emptying snap ring (5) are symmetrical arranged there are two ball
Valve (15).
3. a kind of novel emptying formula flushing valve according to claim 2, which is characterized in that the one of four ball valves (15)
Side is provided with compressed spring, and four ball valves (15) unload oilhole (6) with the end of two fuel feed holes (3) and two respectively
End is in contact, and the diameter of the fuel feed hole (3) and the diameter for unloading oilhole (6) are respectively less than the diameter of ball valve (15).
4. a kind of novel emptying formula flushing valve according to claim 1, which is characterized in that the position-limit mechanism is by countersunk head spiral shell
(11) and rubber washer (12) composition are followed closely, the side of second pushing block (10) is provided with countersunk head slot (13), the countersunk head slot
(13) be internally provided with threaded hole (14), the side of connecting rod (8) other end has been placed equidistant with several limit holes, institute
It states sunk screw (11) and sequentially passes through rubber washer (12), countersunk head slot (13) and threaded hole (14) and one of limit hole screw thread
Connection.
5. a kind of novel emptying formula flushing valve according to claim 1, which is characterized in that outside valve body (1) both ends
The equal fixing sleeve in side is equipped with heat shield (7).
6. a kind of novel emptying formula flushing valve according to claim 2, which is characterized in that first pushing block (9) it is straight
The diameter of diameter and the second pushing block (10) is respectively less than the internal diameter of valve body (1), the diameter and the second pushing block (10) of first pushing block (9)
Diameter be all larger than the internal diameter of oil inlet snap ring (2) and the internal diameter of emptying snap ring (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821436240.6U CN208981993U (en) | 2018-09-04 | 2018-09-04 | A kind of novel emptying formula flushing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821436240.6U CN208981993U (en) | 2018-09-04 | 2018-09-04 | A kind of novel emptying formula flushing valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208981993U true CN208981993U (en) | 2019-06-14 |
Family
ID=66783074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821436240.6U Active CN208981993U (en) | 2018-09-04 | 2018-09-04 | A kind of novel emptying formula flushing valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208981993U (en) |
-
2018
- 2018-09-04 CN CN201821436240.6U patent/CN208981993U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 300000 16 Baoyuan Road, Jinnan Economic Development Zone, Jinnan District, Tianjin Patentee after: Tianjin Jinggong petroleum special pipe fittings Co., Ltd Address before: 300000 16 Baoyuan Road, Jinnan Economic Development Zone, Jinnan District, Tianjin Patentee before: TIANJIN JINGGONG PETROLEUM PIPE FITTINGS CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |