CN203822244U - FT series brake linkage lifting-proof safety device - Google Patents
FT series brake linkage lifting-proof safety device Download PDFInfo
- Publication number
- CN203822244U CN203822244U CN201320872085.3U CN201320872085U CN203822244U CN 203822244 U CN203822244 U CN 203822244U CN 201320872085 U CN201320872085 U CN 201320872085U CN 203822244 U CN203822244 U CN 203822244U
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- Prior art keywords
- valve
- safety device
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- way
- gas
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- 230000005540 biological transmission Effects 0.000 claims description 2
- 239000007788 liquid Substances 0.000 abstract 2
- 238000005553 drilling Methods 0.000 description 11
- 241001074085 Scophthalmus aquosus Species 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
Abstract
The utility model relates to an FT series brake linkage lifting-proof safety device which comprises three gas delivery manifolds, a lifting-proof safety device control box, a manual control box and a brake cylinder assembly and is characterized in that the lifting-proof safety device control box is provided with a two-position three-way liquid control gas valve and a three-way shuttle valve I which are communicated, the manual control box is provided with a constant through type button valve, the brake cylinder assembly is provided with a fast exhaust valve and a three-way shuttle valve II which are communicated, the two-position three-way liquid control gas valve is connected with a gas source through a gas delivery pipe I, the three-way shuttle valve I is connected with the constant through type button valve through a gas delivery pipe II, and the constant through type button valve is connected with the fast exhaust valve through a gas delivery pipe III. The safety device can achieve a braking drill rod lifting function through simple operation, greatly saves the number of workers used in the braking drill rod lifting middle link, reduces error operation caused by simultaneous operation of multiple persons, avoids damage to a drill rod and a semi-sealed brake plate, improves working efficiency and increased well control safety coefficients.
Description
Technical field
The utility model relates to oil drilling field, more specifically, is that a kind of can being applicable to installed and used on the rig of aerodynamic brake and hydraulic disc brake, or 1-3 the anti-lifting safety device of FT series linkage brake that partly seals the preventer of flashboard is housed.
Background technology
In oil and gas exploration and development process, hydraulic blow out preventer is the widely used very important safety means that prevent blowout in petroleum exploration and development drilling well.As Chinese utility model patent ZL201120443707.1 discloses a kind of operation device under pressure blowout preventer hydraulic control system, in this this file, a kind of operation device under pressure blowout preventer hydraulic control system is disclosed, mainly control three switching sequences between preventer by reversal valve, make before one of them preventer opens, first close another preventer, to guarantee job safety.Be similar to the design of a lot of preventers of this technology, based on the limitation in this kind equipment itself design, and human factor in use procedure, cause may carrying after preventer cuts out and bore maloperation and damage preventer, sleeve pipe or drilling tool etc.The situation that similar accident in fact occurs is many, causes property loss in various degree.
Summary of the invention
The purpose of this utility model is mainly to overcome described in above background technology not enough, provide a kind of can avoiding to promote the generation that drilling rod draws bad ram block, sleeve pipe or breaks the accidents such as drilling rod after barring up preventer, reach the anti-lifting safety device of FT series linkage brake of the rear safe handling of shut-in well well head drilling equipment.
In order to achieve the above object, the utility model provides the anti-lifting safety device of linkage brake that is applied to drilling equipment, comprise 3 gas transmission manifolds, 1 anti-lifting safety device control cabinet, 1 manual control cabinet, 1 cover brake cylinder assembly, it is characterized in that: described anti-lifting safety device control cabinet is provided with two-position three way hydraulic control air valve and the three-way shuttle valve I of connection, described manual control cabinet is provided with normal opened type push buttonvalve, described brake cylinder assembly is provided with rapid escape valve and the three-way shuttle valve II of connection, described two-position three way hydraulic control air valve connects source of the gas by appendix I, described three-way shuttle valve I connects described normal opened type push buttonvalve by appendix II, described normal opened type push buttonvalve connects described rapid escape valve by appendix III simultaneously.
Preferably, described every appendix I, appendix II, appendix III two ends are provided with an one way valve (being provided with 6 Φ 8 self-sealing fast joints).
Preferably, described appendix I, appendix II, appendix III length are the air hose of 15 meters.
For further illustrating of described anti-lifting safety device, manually control cabinet is arranged on the rig operating desk on rig floor.
For further illustrating of described anti-lifting safety device, brake cylinder assembly can conveniently be installed according to the concrete condition of rig.
For further illustrating of described anti-lifting safety device, anti-lifting safety device control cabinet is arranged on the ram preventer that partly seals of blowout preventing control apparatus and cuts out on pipeline.
The beneficial effects of the utility model are: owing to the utlity model has the feature simple, easy to operate, dependable performance of installing.After installing and using, can avoid promoting the generation that drilling rod is broken ram block, sleeve pipe or broken the accidents such as drilling rod after barring up preventer, reach the object of the rear safe handling of shut-in well wellhead equipment.
Brief description of the drawings
Fig. 1 is the schematic diagram that anti-lifting safety device described in the utility model is applied to drilling equipment;
Fig. 2 is the schematic diagram of anti-lifting safety device described in the utility model;
Fig. 3 is the scheme of installation of anti-lifting safety device described in the utility model;
In figure: the anti-lifting safety device control cabinet of 1-, the manual control cabinet of 2-, 3-brake cylinder assembly, 4-appendix I, 5-appendix II, 6-appendix III, 7-one way valve, 8-air feeding apparatus, 9-parking brake, 10-source of the gas.
Detailed description of the invention
Referring to the drawings and specific embodiments, the utility model is described further:
Shown in Fig. 1 ~ 3, it in left frame, is the anti-lifting safety device of FT series linkage brake, comprise anti-lifting safety device control cabinet 1, manual control cabinet 2, brake cylinder assembly 3 and appendix I 4, appendix II 5, appendix III 6, wherein, appendix I 4, appendix II 5, appendix III 6 are the air hose of 15 meters of length, and it is all provided with one way valve 7 in two ends separately.In left frame, represent the existing part of rig, mainly by air feeding apparatus 8, parking brake 9, source of the gas 10, colliding crown block 11, open flow device group 12 etc.Wherein, anti-lifting safety device control cabinet 1 is connected in blowout preventer set 12.
In anti-lifting safety device control cabinet 1, be provided with 3 two-position three way hydraulic control air valve 1-1 and 1 three-way shuttle valve I 1-2, two-position three way hydraulic control air valve 1-1 is provided with the air inlet port that indicates " connecing gas source " mark, indicate the gas outlet of " connecing hydraulic control air valve " nameplate end, manually in control cabinet 2, be provided with normal opened type push buttonvalve 2-1, normal opened type push buttonvalve 2-1 one end indicates " connect and control source of the gas " nameplate end, the other end is for indicating " source of the gas is controlled in output " nameplate end, brake cylinder assembly 3 is provided with rapid escape valve 3-1 and three-way shuttle valve II 3-2, the air inlet port that wherein indicates " connecing gas source " mark in two-position three way hydraulic control air valve is connected to source of the gas by appendix I 4, the gas outlet that indicates " connecing hydraulic control air valve " nameplate end is communicated with three way cock I 1-2, another interface of three way cock I 1-2 connects normal opened type push buttonvalve 2-1 by appendix II 5, three-way shuttle valve I 1-2, all the other two ports of two-position three way hydraulic control air valve 1-1 connect blowout preventer set 12.The normal opened type push buttonvalve 2-1-other end connects rapid escape valve 3-1, and rapid escape valve 3-1 is communicated with three-way shuttle valve II 3-2, and three-way shuttle valve II 32 all the other two interfaces connect respectively hand-operated brake handle and the air feeding apparatus of drilling equipment.
By with upper type, realize three-way shuttle valve I 1-2 and connected two-position three way hydraulic control air valve 1-1 and manual control cabinet 2.One end of appendix I 4 is received driller station source of the gas delivery outlet, the other end is received anti-lifting safety device control cabinet the air inlet port of " connecing gas source " mark, the lifting safety device control cabinet 1 exhaust opening nameplate end that " connects hydraulic control air valve " is taken over control in appendix II 5 one end, the air inlet port that " connect and control source of the gas " of the moving control cabinet of other end catcher located, appendix III 6 one ends are connected on the outlet of manual control cabinet output " source of the gas is controlled in output ", and the other end is connected with the P mouth of rapid escape valve in brake cylinder assembly.
0.8MPa source of the gas enters anti-lifting safety device control cabinet 1 input port through appendix I 4, specifically be connected with source of the gas by three two-position three way hydraulic control air valve 1-1 (normally closed function) in case, the flashboard that partly seals of its hydraulic control mouth and preventer cuts out pipeline and is connected, as long as pipeline hydraulic power rises when one of them partly seals flashboard and closes, the commutation of driving spool, connect source of the gas, source of the gas is through three-way shuttle valve 1-2, appendix II 5 enters the normal opened type push buttonvalve 2-1 (normal open function) of manual control cabinet 2, entering brake cylinder assembly 3(through appendix III 6 is made up of rapid escape valve and three-way shuttle valve) " P " mouthful, the three-way shuttle valve 3-2 of brake cylinder assembly 3 " connects crown block anti-collision ", and air inlet port can be according to rig field condition and " crown block anti-collision ", " hand-operated brake " or " pulleying valve " outlet is connected, the outlet of brake cylinder assembly 3 three-way shuttle valve 3-2 is opened air inlet port with corresponding air feeding apparatus and is connected, air-flow through three-way shuttle valve 3-2 etc. to brake cylinder assembly 3, depress brake lever and prevent from carrying brill, preventer partly seals after flashboard unlatching, closes pipeline release hydraulic control air valve is resetted, and the air pressure of brake cylinder assembly 3 discharges rapidly through rapid escape valve " O " mouth and air feeding apparatus, recovers to put forward brill function.When partly sealing while needing appropriateness to carry after flashboard cuts out to bore, the button that can press manual control cabinet makes the air pressure of brake cylinder through the discharge rapidly of rapid escape valve " 0 " mouth, recovers the limited brill function of putting forward.
For better handled easily and guarantee security of system stability, anti-lifting safety device control cabinet 1 is arranged on the ram preventer that partly seals of blowout preventing control apparatus and cuts out on pipeline, manually control cabinet 2 is arranged on the rig operating desk on rig floor, and brake cylinder assembly 3 can conveniently be installed according to the concrete condition of rig.
Claims (3)
1. the anti-lifting safety device of FT series linkage brake, comprise 3 gas transmission manifolds, 1 anti-lifting safety device control cabinet, 1 manual control cabinet, 1 cover brake cylinder assembly, it is characterized in that: described anti-lifting safety device control cabinet is provided with two-position three way hydraulic control air valve and 1 three-way shuttle valve I of 3 connections, described manual control cabinet is provided with normal opened type push buttonvalve, described brake cylinder assembly is provided with rapid escape valve and the three-way shuttle valve II of connection, described two-position three way hydraulic control air valve connects source of the gas by appendix I, described three-way shuttle valve I connects described normal opened type push buttonvalve by appendix II, described normal opened type push buttonvalve connects described rapid escape valve by appendix III simultaneously.
2. the anti-lifting safety device of FT series linkage brake according to claim 1, is characterized in that: described every appendix I, appendix II, appendix III two ends are provided with an one way valve.
3. the anti-lifting safety device of FT series linkage brake according to claim 2, is characterized in that: described appendix I, appendix II, appendix III length are the air hose of 15 meters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320872085.3U CN203822244U (en) | 2013-12-27 | 2013-12-27 | FT series brake linkage lifting-proof safety device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320872085.3U CN203822244U (en) | 2013-12-27 | 2013-12-27 | FT series brake linkage lifting-proof safety device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203822244U true CN203822244U (en) | 2014-09-10 |
Family
ID=51477757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320872085.3U Expired - Lifetime CN203822244U (en) | 2013-12-27 | 2013-12-27 | FT series brake linkage lifting-proof safety device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203822244U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109458163A (en) * | 2018-12-27 | 2019-03-12 | 中国石油集团西部钻探工程有限公司 | Underbalance high-pressure gas injection pressure release manifold apparatus |
| CN111535771A (en) * | 2020-05-11 | 2020-08-14 | 中石化石油工程技术服务有限公司 | Blowout preventer emergency shutdown control system |
-
2013
- 2013-12-27 CN CN201320872085.3U patent/CN203822244U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109458163A (en) * | 2018-12-27 | 2019-03-12 | 中国石油集团西部钻探工程有限公司 | Underbalance high-pressure gas injection pressure release manifold apparatus |
| CN111535771A (en) * | 2020-05-11 | 2020-08-14 | 中石化石油工程技术服务有限公司 | Blowout preventer emergency shutdown control system |
| CN111535771B (en) * | 2020-05-11 | 2022-04-26 | 中石化石油工程技术服务有限公司 | Blowout preventer emergency shutdown control system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140910 |