CN210460566U - High-pressure hydraulic control wellhead protector - Google Patents
High-pressure hydraulic control wellhead protector Download PDFInfo
- Publication number
- CN210460566U CN210460566U CN201921549675.6U CN201921549675U CN210460566U CN 210460566 U CN210460566 U CN 210460566U CN 201921549675 U CN201921549675 U CN 201921549675U CN 210460566 U CN210460566 U CN 210460566U
- Authority
- CN
- China
- Prior art keywords
- flange
- dabber
- hydraulic cylinder
- mandrel
- fixed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a high pressure liquid accuse well head protector, which comprises a mandrel, the upper end connecting mandrel nipple joint of dabber, the dabber nipple joint passes the dabber flange and is connected with the attach fitting bottom, the gate valve that surges is connected to the attach fitting upper end, the dabber flange is fixed on the well head flange, the both sides of attach fitting are fixed with the fixed bolster through the fixture block bolt, the both ends of fixed bolster are fixed with the pneumatic cylinder respectively through pneumatic cylinder fixing bolt, the piston rod lower extreme and the dabber flange upper end fixed connection of pneumatic cylinder, the lower extreme of dabber is equipped with the packing nipple joint, the bottom and the packing joint sealing connection of packing nipple joint. The utility model discloses structurally safe and reliable is very simple in the operation, and the biggest advantage is after the product is installed if need lift the instrument midway, does not need personnel to the eminence operation, protects every operation workman's personal safety, and traditional plug valve relatively, this operation is more high-efficient.
Description
Technical Field
The utility model belongs to the technical field of well head protector device, concretely relates to high pressure liquid accuse well head protector.
Background
Present well head protection device does not contain the connection cock switch above the device, at the extra plug valve of connecting of attach fitting upper portion, and this plug valve is manual formula, combines present construction conditions, and the position of plug valve is in the position of two meters five to three meters of high off-ground, and pure manual operation leads to there being very big potential safety hazard.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high pressure liquid accuse well head protector to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high pressure liquid accuse well head protector, includes the dabber, the upper end connecting mandrel nipple joint of dabber, the dabber nipple joint passes the dabber flange and is connected with the attach fitting bottom, the gate valve that surges is connected to the attach fitting upper end, flange joint bolt and connecting seat fixed connection are passed through to the upper end of gate valve that surges, nut and dabber flange fixed connection are arbitrary through oil to the lower extreme of attach fitting, the dabber flange is fixed on the well head flange, the both sides of attach fitting are fixed with the fixed bolster through the fixture block bolt, the both ends of fixed bolster are fixed with the pneumatic cylinder respectively through pneumatic cylinder fixing bolt, the piston rod lower extreme and the dabber flange upper end fixed connection of pneumatic cylinder, the lower extreme of dabber is equipped with the packing nipple joint, the bottom and the.
Preferably, the upper parts of the two hydraulic cylinders are fixedly connected through lifting lugs.
Preferably, the upper end and the lower end of the hydraulic cylinder are respectively provided with an upper hydraulic cylinder plug and a lower hydraulic cylinder plug, the upper hydraulic cylinder plug is provided with an oil inlet and outlet hole I, and the lower hydraulic cylinder plug is provided with an oil inlet and outlet hole II.
Preferably, the connecting seat is provided with a sealing oil tank.
Preferably, a sealing steel ring is arranged between the hydraulic gate valve and the connecting joint.
The utility model discloses a technological effect and advantage:
the utility model discloses structurally safe and reliable is very simple in the operation, and the biggest advantage is after the product is installed if need lift the instrument midway, does not need personnel to the eminence operation, protects every operation workman's personal safety, and traditional plug valve relatively, this operation is more high-efficient.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is the utility model discloses a packing nipple joint schematic diagram.
In the figure: 1 lug, 2 pneumatic cylinders, 201 business turn over oilhole I, 202 business turn over oilhole II, 3 pneumatic cylinder fixing bolt, 4 piston rods, 5 fixture block bolts, 6 dabber flanges, 7 dabbers, 8 packing nipple joints, 9 sealed oil anyhow, 10 connecting seats, 11 flange connecting bolts, 12 hydraulic gate valves, 13 sealed steel rings, 14 attach fittings, 15 fixed bolster, 16 oil anyhow nuts, 17 dabber nipple joints, 18 packing joints.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to 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.
As shown in fig. 1-2, a high-pressure hydraulic control wellhead protector comprises a mandrel 7, wherein the upper end of the mandrel 7 is connected with a mandrel short section 17, the mandrel short section 17 passes through a mandrel flange 6 to be connected with the bottom end of a connecting joint 14, the upper end of the connecting joint 14 is connected with a hydraulic gate valve 12, the upper end of the hydraulic gate valve 12 is fixedly connected with a connecting seat 10 through a flange connecting bolt 11, the lower end of the connecting joint 14 is fixedly connected with the mandrel flange 6 through an oil union nut 16, the mandrel flange 6 is fixed on the mandrel flange, two sides of the connecting joint 14 are fixed with fixing brackets 15 through fixture bolts 5, two ends of each fixing bracket 15 are respectively fixed with a hydraulic cylinder 2 through hydraulic cylinder fixing bolts 3, the lower end of a piston rod 4 of each hydraulic cylinder 2 is fixedly connected with the upper end of the mandrel flange 6, the lower end of the, the bottom end of the packing short section 8 is hermetically connected with a packing joint 18.
The upper parts of the two hydraulic cylinders 2 are fixedly connected through lifting lugs 1. Utilize the lifting lug 1 lifting device of being convenient for, easy to assemble, dismantlement.
The upper end and the lower end of the hydraulic cylinder 2 are respectively provided with a hydraulic cylinder upper plug and a hydraulic cylinder lower plug, the hydraulic cylinder upper plug is provided with an oil inlet and outlet hole I201, and the hydraulic cylinder lower plug is provided with an oil inlet and outlet hole II 202. The different oil inlet and outlet holes of accessible carry out input and output to hydraulic oil to the lift of control pneumatic cylinder 2 realizes the control of opening and shutting of well head.
The connecting seat 10 is provided with a sealing oil tank 9. The connecting seat 10 is used for being externally connected with a high-pressure manifold, and the sealing effect of the connecting seat 10 is improved by using the sealing oil ring 9.
And a sealing steel ring 13 is arranged between the hydraulic gate valve 12 and the connecting joint 14. The sealing between the hydraulic gate valve 12 and the connecting joint 14 is performed to prevent leakage.
It is specific, during the use, utilize 1 with dabber 7 insertion well head flange of lug, thereby use the bolt to carry out the fixed completion installation to dabber flange 6 and well head flange, through the switch of controlling the well head at ground control hydraulic gate valve 12, compare with traditional well head protector, need not workman to the manual closing of eminence, high durability and convenient operation, tip is equipped with business turn over oilhole I201 and business turn over oilhole II 202 about the pneumatic cylinder 2, when I201 input hydraulic oil of business turn over oilhole, can promote dabber flange 6 and well head closure, when II 202 input hydraulic oil of business turn over oilhole, can promote dabber flange 6 and well head and open, thereby can through controlling the elevator pump subaerial alright accomplish this step.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (5)
1. The utility model provides a high pressure liquid accuse well head protector, includes dabber (7), its characterized in that: the upper end of the mandrel (7) is connected with a mandrel short section (17), the mandrel short section (17) penetrates through a mandrel flange (6) to be connected with the bottom end of a connecting joint (14), the upper end of the connecting joint (14) is connected with a hydraulic gate valve (12), the upper end of the hydraulic gate valve (12) is fixedly connected with a connecting seat (10) through a flange connecting bolt (11), the lower end of the connecting joint (14) is fixedly connected with the mandrel flange (6) through an oil union nut (16), the mandrel flange (6) is fixed on a wellhead flange, two sides of the connecting joint (14) are fixed with fixing supports (15) through fixture block bolts (5), two ends of each fixing support (15) are respectively fixed with a hydraulic cylinder (2) through a hydraulic cylinder fixing bolt (3), the lower end of a piston rod (4) of each hydraulic cylinder (2) is fixedly connected with the upper end of the mandrel flange (6), the lower extreme of dabber (7) is equipped with packing nipple joint (8), the bottom and the packing of packing nipple joint (8) connect (18) sealing connection.
2. A high pressure hydraulically controlled wellhead protector as claimed in claim 1, in which: the upper parts of the two hydraulic cylinders (2) are fixedly connected through lifting lugs (1).
3. A high pressure hydraulically controlled wellhead protector as claimed in claim 1, in which: the upper end and the lower end of the hydraulic cylinder (2) are respectively provided with an upper hydraulic cylinder plug and a lower hydraulic cylinder plug, the upper hydraulic cylinder plug is provided with an oil inlet and outlet hole I (201), and the lower hydraulic cylinder plug is provided with an oil inlet and outlet hole II (202).
4. A high pressure hydraulically controlled wellhead protector as claimed in claim 1, in which: the connecting seat (10) is provided with a sealing oil tank (9).
5. A high pressure hydraulically controlled wellhead protector as claimed in claim 1, in which: and a sealing steel ring (13) is arranged between the hydraulic gate valve (12) and the connecting joint (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921549675.6U CN210460566U (en) | 2019-09-18 | 2019-09-18 | High-pressure hydraulic control wellhead protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921549675.6U CN210460566U (en) | 2019-09-18 | 2019-09-18 | High-pressure hydraulic control wellhead protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210460566U true CN210460566U (en) | 2020-05-05 |
Family
ID=70433474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921549675.6U Expired - Fee Related CN210460566U (en) | 2019-09-18 | 2019-09-18 | High-pressure hydraulic control wellhead protector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210460566U (en) |
-
2019
- 2019-09-18 CN CN201921549675.6U patent/CN210460566U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200505 Termination date: 20200918 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |