CN203702068U - Manual hydraulic single gate disc blowout preventer - Google Patents
Manual hydraulic single gate disc blowout preventer Download PDFInfo
- Publication number
- CN203702068U CN203702068U CN201420094772.1U CN201420094772U CN203702068U CN 203702068 U CN203702068 U CN 203702068U CN 201420094772 U CN201420094772 U CN 201420094772U CN 203702068 U CN203702068 U CN 203702068U
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- China
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- oil
- hydraulic
- blowout preventer
- preventer
- oil cylinder
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- Expired - Fee Related
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Abstract
The utility model relates to a manual hydraulic single gate disc blowout preventer. The technical scheme is that side doors are symmetrically installed on two sides of a casing, gate disc assemblies are arranged in channels on two sides of the casing, the outer sides of the side doors are connected with a blowout preventer oil cylinder, the inside of the blowout preventer oil cylinder is connected with a blowout preventer piston through a piston rod, the piston rod is sleeved with a returning spring, and the returning spring is installed between the blowout preventer piston and the side doors. A hydraulic oil tank, a manual hydraulic pump and the blowout preventer oil cylinder are connected through oil lines, an oil absorbing check valve is arranged on an oil line between the hydraulic oil tank and the manual hydraulic pump, an oil discharging check valve is arranged on an oil line between the manual hydraulic pump and the blowout preventer oil cylinder, and a stop valve is arranged on an oil line between the blowout preventer oil cylinder and the hydraulic oil tank. The manual hydraulic single gate disc blowout preventer has the advantages that hydraulic oil is pressed into the blowout preventer oil cylinder by manually controlling the manual hydraulic pump, the blowout preventer piston is pushed to drive the gate disc assemblies to move towards the center so as to shut a well, and the manual hydraulic single gate disc blowout preventer is simple to operate and convenient to use, shuts the well rapidly and saves time and labor.
Description
Affiliated technical field
The utility model relates to a kind of blowout prevention utensil that petroleum industry is bored, workover treatment is used, particularly a kind of hand-hydraulic single ram type perventer.
Background technology
Manual gate plate blowout preventer is the special preventer of the conventional underground work in oil field.The widely used manual single ram type perventer in oil field is mostly by artificial rotation left and right leading screw at present, and the flashboard axis that promotion coordinates with leading screw drives left and right flashboard to move to well head center, surrounds tubing string, realization shut-in well.This conventional manual single ram type perventer operates and wastes time and energy, and not only labour intensity is large, and is difficult to complete fast sealing preventing spraying operation.
Utility model content
The purpose of this utility model is the above-mentioned shortcoming for existing manual single ram type perventer, and a kind of hand-hydraulic single ram type perventer simple to operate, easy to use, time saving and energy saving is provided.
The technical scheme adopting for the utility model that achieves the above object is: comprise housing, side door, preventer oil cylinder, preventer piston, piston rod, back-moving spring, flashboard assembly, hydraulic oil container, hydraulic hand-pump, oil circuit, oil extraction one way valve, stop valve, oil sucting one-way valve, the bilateral symmetry of housing is installed side door, the path inside of housing both sides is provided with flashboard assembly, the outside of described side door connects preventer oil cylinder, the inside of preventer oil cylinder connects preventer piston by piston rod, described back-moving spring is enclosed within on piston rod, back-moving spring is installed between preventer piston and side door, hydraulic oil container, between hydraulic hand-pump and preventer oil cylinder, connect by oil circuit, oil circuit between hydraulic oil container and hydraulic hand-pump is provided with oil sucting one-way valve, oil circuit between hydraulic hand-pump and preventer oil cylinder is provided with oil extraction one way valve, oil circuit between preventer oil cylinder and hydraulic oil container is provided with stop valve.
Above-mentioned hydraulic oil container is semi-circular, and fuel tank is welded on the bottom of housing.
Above-mentioned hydraulic hand-pump is made up of hydraulic pump oil cylinder, hydraulic pump piston, pillar, lever plug four parts, and hydraulic pump oil cylinder inside is provided with hydraulic pump piston, and the outside of hydraulic pump oil cylinder is provided with pillar, and the top of pillar connects hydraulic pump piston by lever plug.
The beneficial effects of the utility model are, by manual hydraulic hand-pump, hydraulic oil are pressed into preventer oil cylinder, promote preventer piston driving flashboard assembly and move to center, thereby realize shut-in well, and simple to operate, easy to use, closing well is fast, time saving and energy saving.
Accompanying drawing explanation
Below in conjunction with accompanying drawing and example, the utility model is further illustrated.
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is the operating principle schematic diagram of hand-hydraulic single ram type perventer.
In the drawings, 1. housing, 2. side door, 3. preventer oil cylinder, 4. preventer piston, 5. piston rod, 6. back-moving spring, 7. flashboard assembly, 8. hydraulic oil container, 9. hydraulic hand-pump, 10. oil circuit, 11. oil extraction one way valves, 12. stop valves, 13. oil sucting one-way valves, 14. hydraulic pump oil cylinders, 15. hydraulic pump pistons, 16. pillars, 17. lever plugs.
The specific embodiment
By reference to the accompanying drawings, the utility model is described further: comprise housing 1, side door 2, preventer oil cylinder 3, preventer piston 4, piston rod 5, back-moving spring 6, flashboard assembly 7, hydraulic oil container 8, hydraulic hand-pump 9, oil circuit 10, oil extraction one way valve 11, stop valve 12, oil sucting one-way valve 13, the bilateral symmetry of housing 1 is installed side door 2, the path inside of housing 1 both sides is provided with flashboard assembly 7, the outside of described side door 2 connects preventer oil cylinder 3, the inside of preventer oil cylinder 3 connects preventer piston 4 by piston rod 5, described back-moving spring 6 is enclosed within on piston rod 5, back-moving spring 6 is installed between preventer piston 4 and side door 2, hydraulic oil container 8, between hydraulic hand-pump 9 and preventer oil cylinder 3, connect by oil circuit 10, oil circuit between hydraulic oil container 8 and hydraulic hand-pump 9 is provided with oil sucting one-way valve 13, oil circuit between hydraulic hand-pump 9 and preventer oil cylinder 3 is provided with oil extraction one way valve 11, oil circuit between preventer oil cylinder 3 and hydraulic oil container 8 is provided with stop valve 12.
Wherein, hydraulic oil container 8 is semi-circular, and fuel tank 8 is welded on the bottom of housing 1, and it act as to store controls the hydraulic oil that preventer opens and closes.
Wherein, hydraulic hand-pump 9 is made up of hydraulic pump oil cylinder 14, hydraulic pump piston 15, pillar 16, lever plug 17 4 parts, hydraulic pump oil cylinder 14 inside are provided with hydraulic pump piston 15, the outside of hydraulic pump oil cylinder 14 is provided with pillar 16, and the top of pillar 16 connects hydraulic pump piston 15 by lever plug 17.
Will close when hand-hydraulic single ram type perventer time, above lift lever plug 17, oil sucting one-way valve 13 is opened, oil extraction one way valve 11 is closed, hydraulic oil enters hydraulic pump oil cylinder 14, depress lever plug 17, and oil extraction one way valve 11 is opened, oil sucting one-way valve 13 is closed, hydraulic oil enters preventer oil cylinder 3, promotes preventer piston 4 compression reseting springs 6 and moves to center, so repeatedly, until flashboard assembly 7 surrounds tubing string, realize shut-in well.
Will open when hand-hydraulic single ram type perventer time, open stop valve 12, preventer piston 4 is to two side shiftings under the effect of back-moving spring 6, and hydraulic oil flows back to hydraulic oil container 8 along oil circuit 10, and preventer is opened.
Claims (3)
1. a hand-hydraulic single ram type perventer, is characterized in that: comprise housing (1), side door (2), preventer oil cylinder (3), preventer piston (4), piston rod (5), back-moving spring (6), flashboard assembly (7), hydraulic oil container (8), hydraulic hand-pump (9), oil circuit (10), oil extraction one way valve (11), stop valve (12), oil sucting one-way valve (13), the bilateral symmetry of housing (1) is installed side door (2), the path inside of housing (1) both sides is provided with flashboard assembly (7), the outside of described side door (2) connects preventer oil cylinder (3), the inside of preventer oil cylinder (3) connects preventer piston (4) by piston rod (5), it is upper that described back-moving spring (6) is enclosed within piston rod (5), and back-moving spring (6) is installed between preventer piston (4) and side door (2), hydraulic oil container (8), between hydraulic hand-pump (9) and preventer oil cylinder (3), connect by oil circuit (10), oil circuit between hydraulic oil container (8) and hydraulic hand-pump (9) is provided with oil sucting one-way valve (13), oil circuit between hydraulic hand-pump (9) and preventer oil cylinder (3) is provided with oil extraction one way valve (11), and the oil circuit between preventer oil cylinder (3) and hydraulic oil container (8) is provided with stop valve (12).
2. hand-hydraulic single ram type perventer according to claim 1, is characterized in that: described hydraulic oil container (8) is semi-circular, and fuel tank (8) is welded on the bottom of housing (1).
3. hand-hydraulic single ram type perventer according to claim 1, it is characterized in that: described hydraulic hand-pump (9) is made up of hydraulic pump oil cylinder (14), hydraulic pump piston (15), pillar (16), lever plug (17) four parts, hydraulic pump oil cylinder (14) inside is provided with hydraulic pump piston (15), the outside of hydraulic pump oil cylinder (14) is provided with pillar (16), and the top of pillar (16) connects hydraulic pump piston (15) by lever plug (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420094772.1U CN203702068U (en) | 2014-03-04 | 2014-03-04 | Manual hydraulic single gate disc blowout preventer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420094772.1U CN203702068U (en) | 2014-03-04 | 2014-03-04 | Manual hydraulic single gate disc blowout preventer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203702068U true CN203702068U (en) | 2014-07-09 |
Family
ID=51052524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420094772.1U Expired - Fee Related CN203702068U (en) | 2014-03-04 | 2014-03-04 | Manual hydraulic single gate disc blowout preventer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203702068U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104653527A (en) * | 2015-02-04 | 2015-05-27 | 成都大漠石油机械有限公司 | Blowout control box pneumatic control device capable of reducing cost |
| CN112983331A (en) * | 2021-03-24 | 2021-06-18 | 大庆市天德忠石油科技有限公司 | Hydraulic double-gate plate well plugging device |
| CN113622858A (en) * | 2021-10-12 | 2021-11-09 | 江苏五洋停车产业集团股份有限公司 | Blowout preventer for sealing wellhead |
-
2014
- 2014-03-04 CN CN201420094772.1U patent/CN203702068U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104653527A (en) * | 2015-02-04 | 2015-05-27 | 成都大漠石油机械有限公司 | Blowout control box pneumatic control device capable of reducing cost |
| CN112983331A (en) * | 2021-03-24 | 2021-06-18 | 大庆市天德忠石油科技有限公司 | Hydraulic double-gate plate well plugging device |
| CN113622858A (en) * | 2021-10-12 | 2021-11-09 | 江苏五洋停车产业集团股份有限公司 | Blowout preventer for sealing wellhead |
| CN113622858B (en) * | 2021-10-12 | 2021-12-21 | 江苏五洋停车产业集团股份有限公司 | Blowout preventer for sealing wellhead |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140709 Termination date: 20150304 |
|
| EXPY | Termination of patent right or utility model |