CN201284632Y - Gas control and emergency system of oil-well rig winch - Google Patents
Gas control and emergency system of oil-well rig winch Download PDFInfo
- Publication number
- CN201284632Y CN201284632Y CNU2008201513599U CN200820151359U CN201284632Y CN 201284632 Y CN201284632 Y CN 201284632Y CN U2008201513599 U CNU2008201513599 U CN U2008201513599U CN 200820151359 U CN200820151359 U CN 200820151359U CN 201284632 Y CN201284632 Y CN 201284632Y
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- Prior art keywords
- winch
- emergency
- air
- gas
- junction box
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Abstract
The utility model relates to a set of air control and emergency system used for a petroleum drilling rig winch, mainly consisting of a winch air control system wiring box, an emergency valve island and a driller platform; the wiring box is fixedly arranged on the base of the winch by a bracket and a damping device; the emergency valve island is arranged inside the driller platform; an operation electric switch and an emergency air switch are arranged on the panel of the driller platform; the wiring box is a positive pressure explosion-proof type. The pipeline of the winch air control part is connected with the wiring box; the air control type is converted into an electrically controlled air type by the winch valve island and an air control electromagnetic valve; the communication between the wiring box and the driller platform is carried out by a multi-core cable, thus realizing the control of the winch by the operation electric switch; and an automatic drill-feeding emergency air passage is directly connected with the emergency valve island, the emergency air switch is operated by the air control valve. The utility model utilizes the electrically controlled air technology, shortens the length of the winch-controlled air passage, improves the sensitiveness and response speed of the system, increases the emergency processing measures of the winch, improves the reliability of the system, improves the system interchangeability by the modularized layout, reduces the cost and difficulty of the equipment maintenance, and has excellent economical benefits.
Description
Technical field
The utility model belongs to a kind of control system of oil drilling and extracting equipment, particularly the motion control of petroleum drilling machine winch.
Background technology
Winch is the core machine of oil-well rig, bears rig and promotes and transfer job task.On multiaxial drawworks; the high low speed of the start and stop of power shaft, jackshaft is selected, the high low speed of drum shaft is selected, reverse gear is selected and the starting of automatic driller with stop to control by corresponding air clutch or cylinder respectively, the pulleying valve that is used for rig safeguard protection effect in addition also needs to carry out gas control.At present, the winch air-path control system is directly installed in the driller station, adopts soft/strong-willed road pipeline to be connected between Pneumatic valve and control assembly.But, owing to have certain distance between driller station and the winch, this just makes pneumatic control system manifest particularly evidently in the non real-time property shortcoming aspect long-distance transmissions and the control, cause the hysteresis on the action life period of driller's operation and winch corresponding component, influence the normal judgement of driller to operation process, easily cause the generation of drilling failure, can cause any property loss and casualties when serious.
In the rig electric-control system, for consideration safe in utilization, rig can maintain the emergency operating state in the time of must adopting BYPASS or " Hot Spare " technological means to prevent that normal system from breaking down.Present winch pneumatic control system does not have emergency set, makes when pneumatic control system breaks down, and can only take to shut down maintenance or the working method of moving in spite of wound, has both influenced the operating efficiency of rig, the application life of reducing equipment again.
Summary of the invention
The technical problem that the utility model solves is: design an independently positive-pressure explosion-proof type winch pneumatic control system junction box who is installed on the winch base, by the air-operated solenoid valve in the junction box gas control mode of each gas control parts of winch is converted into automatically controlled gas mode, carry out communication between driller station and junction box by a multicore cable again, realize motion control winch by corresponding operation electric switch; Simultaneously, also be equipped with one and overlap independently the automatic bit feed pneumatic control system and use, increase the emergency processing measure of winch motion as the emergent control system of winch; Modular layout improves the interchangeability of system, and technique scheme makes native system have and is quick on the draw, response speed is fast, safe and reliable, advantage such as installation and maintenance is convenient.
The utility model mainly solves (1) and designs an independently positive-pressure explosion-proof type winch pneumatic control system junction box, realizes winch gas control mode is converted into automatically controlled gas mode, improves the system response sensitivity level; (2) by junction box's support winch pneumatic control system junction box is installed on the winch base, shortens the gas circuit length of pipeline of each gas control parts of winch, improve system response time; (3) between junction box's support and the winch base vibration absorber is installed, can reduces the influence of winch vibration butted line case, improve service life of equipment; (4) have and overlap independently that the automatic bit feed air-path control system is directly connected in the driller station, can be used as the emergent motion control of winch and use.
For achieving the above object, solution of the present utility model is:
1. winch pneumatic control system junction box comprises block and case lid two parts, and the block lower wall is provided with the air inlet switch valve, and the block upper side wall is provided with safety valve, realizes junction box's positive-pressure explosion-proof function.
2. winch valve island and air-operated solenoid valve, junction box's connecting terminal block and cable gland are installed in the winch pneumatic control system junction box, the gas control mode of each gas control parts of winch is converted into automatically controlled gas mode, is transferred to respectively operating on the electric switch in the driller station by a multicore cable.
3. between junction box's bearing and the winch base vibration absorber is installed, and by bolt that the three is fixing closing.
4. a threeway is installed on winch base, automatic bit feed is controlled gas circuit be divided into two, the one tunnel receives in the winch pneumatic control system junction box, on other one tunnel emergency valve island and Pneumatic valve of directly linking in the driller station, by emergent air cock control, realize the emergent use of winch motion.
Description of drawings
Accompanying drawing 1 is a general structure principle schematic of the present utility model.
Label declaration in the accompanying drawing 1
1. driller station 4. is operated electric switches
2. more than 5. single-core cable of driller station connecting terminal block
3. emergent air cock 6. automatic bit feed gas circuit pipelines 1
7. more than 13. gas circuit pipeline of Pneumatic valve
8. emergency valve island 14. multicore cables
9. emergency valve island support 15. vibration absorbers
10. winch 16. winch bases
11. winch pneumatic control system junction box 17. threeways
12. junction box's support 18. automatic bit feed gas circuit pipelines 2
Annotate 1: many single-core cables (5) are divided into automatic bit feed clutch cable (5.1), winch motor clutch cable (5.2), reverse gear cylinder cable (5.3), jackshaft low-speed clutch cable (5.4), jackshaft high-speed clutch cable (5.5), drum shaft low-speed clutch cable (5.6), drum shaft high-speed clutch cable (5.7), pulleying valve cable (5.8) and cable in stock (5.9).
Annotate 2: many gas circuit pipelines (13) are divided into automatic bit feed clutch gas circuit pipeline (13.1), winch motor clutch gas circuit pipeline (13.2), reverse gear cylinder gas circuit pipeline (13.3), jackshaft low-speed clutch gas circuit pipeline (13.4), jackshaft high-speed clutch gas circuit pipeline (13.5), drum shaft low-speed clutch gas circuit pipeline (13.6), drum shaft high-speed clutch gas circuit pipeline (13.7), pulleying valve gas circuit pipeline (13.8), standby gas circuit pipeline (13.9) and air inlet gas circuit pipeline (13.10).
Accompanying drawing 2 is internal layouts of winch pneumatic control system junction box of the present utility model
New label declaration in the accompanying drawing 2
19. cable gland 32. air-operated solenoid valves-standby
20. junction box's connecting terminal block 33. winch valve island connecting bolts
21. connecting terminal block connecting bolt 34. winch valve islands
22. junction box's connecting bolt 35. gas-tpe fittings-automatic bit feed clutch
23. safety valve 36. gas-tpe fittings-winch motor clutch
24. air-operated solenoid valve-automatic bit feed clutch 37. gas-tpe fittings-reverse gear cylinder
25. air-operated solenoid valve-winch motor clutch 38. gas-tpe fittings-jackshaft low-speed clutch
26. air-operated solenoid valve-reverse gear cylinder 39. gas-tpe fittings-jackshaft high-speed clutch
27. air-operated solenoid valve-jackshaft low-speed clutch 40. gas-tpe fittings-drum shaft low-speed clutch
28. air-operated solenoid valve-jackshaft high-speed clutch 41. gas-tpe fittings-drum shaft high-speed clutch
29. air-operated solenoid valve-drum shaft low-speed clutch 42. gas-tpe fittings-pulleying valve
30. air-operated solenoid valve-drum shaft high-speed clutch 43. gas-tpe fittings-standby
31. air-operated solenoid valve-pulleying valve 44. air inlet switch valves
Accompanying drawing 3 is structural representations of winch pneumatic control system junction box of the present utility model
New label declaration in the accompanying drawing 3
45. block 47. case lids
46. casing connecting bolt
Accompanying drawing 4 is damping device structure schematic diagrames of the present utility model
Accompanying drawing 4a is the front view of damping device structure, and accompanying drawing 4b is the sectional drawing of damping device structure.
New label declaration among the accompanying drawing 4b
48. upper cover plate 50. vibration isolation rubbers
49. vibration absorber connecting bolt 51. lower covers
The specific embodiment
Be further described below in conjunction with accompanying drawing 1,2,3,4 pairs of structures of the present utility model, principle and functions.
Winch pneumatic control system junction box (11) comprises block (45) and case lid (47) two parts, is realized closing, as shown in Figure 3 by connecting bolt (46).Perforate on the lower wall of block (45) is separately installed with gas-tpe fitting-automatic bit feed clutch (35), gas-tpe fitting-winch motor clutch (36), gas-tpe fitting-reverse gear cylinder (37), gas-tpe fitting-jackshaft low-speed clutch (38), gas-tpe fitting-jackshaft high-speed clutch (39), gas-tpe fitting drum shaft low-speed clutch (40), gas-tpe fitting-drum shaft high-speed clutch (41), gas-tpe fitting-pulleying valve (42), gas-tpe fitting-standby (43) and air inlet switch valve (44); Perforate on the left side wall of block (45) is equipped with a cable gland (19); Perforate on the upper side wall of block (45) is equipped with a safety valve (23); Be furnished with four junction box's connecting bolts (22) in the bottom of block (45), be used to realize fixing between junction box (11) and junction box's support (12).Bottom inside at block (45) is equipped with junction box's connecting terminal block (20), is fixed on the block (45) by connecting terminal block connecting bolt (21); Inner underside wall at block (45) is equipped with winch valve island (34), is fixed on the block (45) by winch valve island connecting bolt (35).Air-operated solenoid valve-automatic bit feed clutch (24), air-operated solenoid valve-winch motor clutch (25), air-operated solenoid valve-reverse gear cylinder (26), air-operated solenoid valve-jackshaft low-speed clutch (27), air-operated solenoid valve-jackshaft height clutch (28), air-operated solenoid valve-drum shaft low-speed clutch (29), air-operated solenoid valve-drum shaft high-speed clutch (30), air-operated solenoid valve-pulleying valve (31) and air-operated solenoid valve-standby (32) are installed, as shown in Figure 2 on the winch valve island (34).
Vibration absorber (15) is made up of upper cover plate (48), vibration isolation rubber (50) and lower cover (51), as shown in Figure 4.Vibration isolation rubber (50) is clipped in the middle of upper cover plate (48) and the lower cover (51).Be furnished with vibration absorber connecting bolt (50) on upper cover plate (48) and the lower cover (51), be used for fixing use.
As shown in Figure 1, two cover vibration absorbers (15) are placed on respectively below the left and right sides supporting leg of junction box's support (12), and junction box's support (12), vibration absorber (15) are fixed with winch base (16) with vibration absorber connecting bolt (50).Remove the casing connecting bolt (46) on the winch pneumatic control system junction box (11), remove case lid (47), block (45) is fixed on junction box's support (12) with junction box's connecting bolt (22).Draw many gas circuit pipelines (13) from each gas control parts of winch (10), lagging along junction box's support (12) upwards is connected respectively on the corresponding gas-tpe fitting (35-43) and air inlet switch valve (44), with band many gas circuit pipelines (13) are fixed on the lagging of junction box's support (12) simultaneously, to prevent to destroy the matching relationship of itself and gas-tpe fitting (35-43), air inlet switch valve (44) because of rocking of many gas circuit pipelines (13).The cable of the air-operated solenoid valve (24-32) on the winch valve island (34) that winch pneumatic control system junction box (11) is interior is connected respectively to the input of connecting terminal block (20), and the output by connecting terminal block (20) is pooled on the multicore cable (14) again.Multicore cable (14) is drawn out to outside the casing by the cable gland (19) on block (45) left side wall.Cover case lid (47), and with casing connecting bolt (46) closing.
Driller station connecting terminal block (2) is installed on the inside wall of driller station (1).The input of driller station connecting terminal block (2) connects multicore cable (14), and output is drawn many single-core cables (5), is connected with corresponding operating electric switch (4) on driller station (1) panel.
Sending automatically on the commentaries on classics gas circuit pipeline of winch base (16) threeway (17) is installed, make the control gas circuit of sending rotary device automatically be divided into two-way, a gas circuit pipeline (13.1) is connected on the winch pneumatic control system junction box (11) along the lagging of junction box's support (12), and an other automatic bit feed gas circuit pipeline 2 (18) is directly linked on the inner emergency valve island (8) of driller station (1).Emergency valve island (8) is fixed on the bottom inside wall of driller station (1) by emergency valve island support (9).With an automatic bit feed gas circuit pipeline 1 (9) the emergent air cock on Pneumatic valve (7) on emergency valve island (8) and driller station (1) panel is coupled together.
The course of work: open air inlet switch valve (44), from the compressed air of winch base (16) in gas circuit pipeline (13.10) is injected into winch pneumatic control system junction box (11).Air pressure value in the junction box (11) is set by safety valve (23), and can regulate as required, to reach the explosion-proof purpose of junction box (11) malleation inflation.
The control gas circuit that winch (10) is gone up each gas control parts is injected in the winch valve island (34) by gas-tpe fitting (35-43) by gas circuit pipeline (13.1-13.9), corresponding air-operated solenoid valve (24-32) is produced action, realize that the gas control mode is converted into automatically controlled gas mode, through junction box's connecting terminal block (20) automatically controlled signal is compiled, be transferred in the driller station (1) by multicore cable (14) again, again be divided into single control circuit through driller station connecting terminal block (2), pass to corresponding operating electric switch (4) on driller station (1) panel by single-core cable (5.1-5.9), realize control the winch motion.In like manner, when the operation electric switch (4) on operation driller station (1) panel, the corresponding signal of telecommunication arrives junction box's connecting terminal block (20) through single-core cable (5.1-5.9), driller station connecting terminal block (2) and multicore cable (13.1-13.9), after being divided into single control circuit, through corresponding air-operated solenoid valve (24-32), control the gas signal with the signal of telecommunication, realize control, thereby reach the purpose of control winch (10) motion the corresponding gas control parts of winch (10).
When above-mentioned controlling parts produces fault, can't realize motion control to winch.At this moment, emergent air cock (3) on operation driller station (1) panel, the control gas circuit arrives threeway (17) through automatic bit feed gas circuit pipeline 1 (6), Pneumatic valve (7), emergency valve island (8) and automatic bit feed gas circuit pipeline 2 (18), realizes the emergent control to the winch motion.
Claims (2)
1, a kind of gas control of petroleum drilling machine winch and emergency system, it is by winch pneumatic control system junction box (11), emergency valve island (8) and driller station (1) are formed, winch pneumatic control system junction box (11) is installed on the winch base (16), emergency valve island (8) is installed in the driller station (1), operation electric switch (4) and emergent air cock (3) are installed on driller station (1) panel, the gas circuit pipeline that it is characterized in that each gas control parts of winch (10) is connected in the winch pneumatic control system junction box (11), realize winch gas control mode is changed into automatically controlled gas mode through winch valve island (34) and air-operated solenoid valve (24-32), be transferred to the operation electric switch (4) of driller station (1) again, the emergent gas circuit of automatic bit feed directly is communicated on the emergency valve island (8), is controlled by emergent air cock (3).
2, the gas control of petroleum drilling machine winch according to claim 1 and emergency system is characterized in that winch pneumatic control system junction box (11) is fixed on the winch base (16) by vibration absorber (15) and junction box's support (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201513599U CN201284632Y (en) | 2008-07-29 | 2008-07-29 | Gas control and emergency system of oil-well rig winch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201513599U CN201284632Y (en) | 2008-07-29 | 2008-07-29 | Gas control and emergency system of oil-well rig winch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201284632Y true CN201284632Y (en) | 2009-08-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201513599U Expired - Fee Related CN201284632Y (en) | 2008-07-29 | 2008-07-29 | Gas control and emergency system of oil-well rig winch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201284632Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102267673A (en) * | 2011-06-29 | 2011-12-07 | 廊坊开发区新赛浦石油设备有限公司 | Electrical transmission control system and method for well logging winch |
| CN103377570A (en) * | 2012-04-28 | 2013-10-30 | 苏州萃智新技术开发有限公司 | Winch simulating operation system |
-
2008
- 2008-07-29 CN CNU2008201513599U patent/CN201284632Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102267673A (en) * | 2011-06-29 | 2011-12-07 | 廊坊开发区新赛浦石油设备有限公司 | Electrical transmission control system and method for well logging winch |
| CN102267673B (en) * | 2011-06-29 | 2013-05-08 | 廊坊开发区新赛浦石油设备有限公司 | Electrical transmission control system and method for well logging winch |
| CN103377570A (en) * | 2012-04-28 | 2013-10-30 | 苏州萃智新技术开发有限公司 | Winch simulating operation system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090805 Termination date: 20120729 |