CN2849503Y - Igniter for well drilling liquid-gas separator - Google Patents
Igniter for well drilling liquid-gas separator Download PDFInfo
- Publication number
- CN2849503Y CN2849503Y CN 200520129846 CN200520129846U CN2849503Y CN 2849503 Y CN2849503 Y CN 2849503Y CN 200520129846 CN200520129846 CN 200520129846 CN 200520129846 U CN200520129846 U CN 200520129846U CN 2849503 Y CN2849503 Y CN 2849503Y
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- CN
- China
- Prior art keywords
- igniter
- drilling fluid
- gas
- gas separating
- separating device
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- Expired - Fee Related
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Abstract
The utility model relates to an igniter for a well drilling liquid-gas separator, which is designed for solving the problems of the discharge of poisonous and harmful inflammable gas in the operation process of an igniter for a well drilling liquid-gas separator in the prior art. The utility model comprises an igniter control box, a high-voltage generator box and an igniting tube which are orderly connected through a pipeline, wherein a gas-sensitive control device is arranged in the igniter control box, a high-voltage igniting device is arranged in the high-voltage generator box, the signal output end of the gas-sensitive control device is connected with the signal input end of the high-voltage igniting device, and the output end of the high-voltage igniting device is arranged on the outlet end of the igniting tube. After adopting the structure, the utility model utilizes the gas-sensitive control device to detect poisonous and harmful gas separated out by a well drilling liquid-gas separator and generates a high-voltage electric arc through the high-voltage igniting device to ignite the discharged poisonous and harmful gas, therefore the utility model can effectively prevent accidents from occurring.
Description
Technical field
The utility model relates to a kind of igniter, particularly a kind of igniter that is used for the drill-in fluid gas separating device.
Background technology
The drill-in fluid gas separating device is the special-purpose well-control equipment that is used for clean drilling liquid, is used for separating the major diameter bubble of drilling fluid.Usually be made of a tank body that has feed tube and drain pipe, suitable location is provided with blast pipe above tank body.Oil, natural gas, coal gas layer are in drilling process, and that drilling fluid contains is poisonous in a large number, harmful inflammable gas.Do not carry out gas-liquid separation and will jeopardize health of human body, cause poisoning, contaminated environment influences the normal exploitation of oil, natural gas, coal gas layer.Also can cause blowout when serious; the major accident (as Kai Xian, Chongqing City 12.23 gas blowout accidents) that causes well to ruin the people dying; but the blast pipe of existing drill-in fluid gas separating device is not established any safeguard measure, and poisonous in a large number, harmful inflammable gas will directly be arranged in air, thereby jeopardize health of human body.
The utility model content
In order to overcome above-mentioned defective, the utility model provides a kind of drilling fluid gas separating device igniter that poisonous, harmful inflammable gas can be lighted.
In order to achieve the above object, the utility model drilling fluid gas separating device igniter comprises the igniter control cabinet, high pressure generator case and the ignitron that connect successively by pipeline; In the igniter control cabinet, be provided with the air-sensitive control device, be provided with high-voltage ignition device at described high pressure generator case, the signal output part of described air-sensitive control device is connected with the signal input part of high-voltage ignition device, and the output of described high-voltage ignition device is arranged on the port of export of ignitron.
After adopting said structure, after the air-sensitive control device detects toxic and harmful that the drilling fluid gas separating device separates and enters blast pipe, produce high pressure and produce high-voltage arc by the high-voltage ignition device in described high pressure generator case by the high-tension ignition output that is located at the ignitron place, the toxic and harmful of discharging is lighted, thereby can be prevented unexpected generation effectively.
Description of drawings
Fig. 1 is the structural representation of the utility model drilling fluid gas separating device igniter.
Fig. 2 is the structured flowchart of electric part in the utility model drilling fluid gas separating device igniter shown in Figure 1.
Fig. 3 is the schematic diagram of electric part in the utility model drilling fluid gas separating device igniter shown in Figure 2.
Fig. 4 is the mounting structure schematic diagram of gas sensor part in the utility model drilling fluid gas separating device igniter shown in Figure 1.
The specific embodiment
As shown in Figures 1 to 4, the utility model drilling fluid gas separating device igniter comprises the igniter control cabinet 2, high pressure generator case 3 and the ignitron 4 that connect successively by pipeline 1; Igniter control cabinet 2 is installed in drilling fluid gas separating device exhaust outlet place, can be fastening by flange bolt.Igniter high pressure generator case 3 is installed in the lower end of ignitron 4, by flange connection, bolted.Igniter control cabinet 3 outputs are connected by cable 5 with the signal input part of igniter high pressure generator case 4.
In igniter control cabinet 2, be provided with the air-sensitive control device, be provided with high-voltage ignition device at described high pressure generator case 3, the signal output part of described air-sensitive control device is connected with the signal input part of high-voltage ignition device, and the output of described high-voltage ignition device is arranged on the port of export of ignitron 4.
Above-mentioned air-sensitive control device such as Fig. 2, gas sensor, rating unit and the output control part of comprising shown in Figure 3.
Be provided with a body 6 at above-mentioned igniter control casing 2 inwalls perpendicular to axis, one end of body 6 is fixed on the cabinet wall, the other end is positioned at the position at the nearly middle part of casing, described gas sensor 7 is installed in the end that body near point firearm is controlled casing 2 middle parts by two airtight feuds of sealing ring, is parallel to the casing axis and is provided with passage 8 on the wall of the end in the middle part of the nearly casing of described body.
Between described rating unit and output control part, be serially connected with light-emitting device as further improvement of the present utility model, i.e. LED1 among Fig. 3.
Above-mentioned output control part comprises a transistor VT1 and a time-delay relay J, wherein, the base stage of transistor VT1 is connected with the output of rating unit, is connected with time-delay relay J between colelctor electrode and positive source, and its emitter stage is connected with power cathode.
Above-mentioned high-voltage ignition device is a high pressure generator, and wherein, high pressure generator can be various forms of high pressure and gives birth to devices, and as the pulsed high pressure generator or utilize the direct transformation of step-up transformer etc., as shown in Figure 3, it is realized by a step-up transformer.
In order to prevent that igniting automatically from breaking down or time-delay relay has stopped igniting, and need to light a fire, as further improvement of the utility model, above-mentioned high-voltage ignition device is provided with a hand switch, and hand push button can be directly to high pressure generator power supply igniting when automatic ignition section breaks down like this.
The utility model drilling fluid gas separating device igniter is as follows in the course of work of oil and natural gas drilling well: after being installed in the igniter control cabinet energising on the blast pipe, enter duty, the resistance value that semiconductor gas sensor presents is higher, after toxic and harmful that the drilling fluid gas separating device is separated enters blast pipe, in case when touching natural gas, the resistance at these semiconductor gas sensor two ends reduces rapidly, thereby the voltage at R1 two ends is risen thereupon, when this voltage reaches going up in limited time of comparator A1, the 1. pin of A1 transfers high level to by low level, through LED 1, drives VT1 and leads, make time-delay relay J adhesive, high pressure generator work is lighted natural gas at the high-voltage output electrode generation high-voltage arc of ignitron outlet, and time-delay relay resets after a few minutes, igniting stops, and ignition light goes out.
Claims (7)
1, a kind of drilling fluid gas separating device igniter is characterized in that: comprise the igniter control cabinet, high pressure generator case and the ignitron that connect successively by pipeline; In the igniter control cabinet, be provided with the air-sensitive control device, be provided with high-voltage ignition device at described high pressure generator case, the signal output part of described air-sensitive control device is connected with the signal input part of high-voltage ignition device, and the output of described high-voltage ignition device is arranged on the port of export of ignitron.
2, drilling fluid gas separating device igniter as claimed in claim 1, it is characterized in that: described air-sensitive control device comprises gas sensor, rating unit and output control part.
3, drilling fluid gas separating device igniter as claimed in claim 2 is characterized in that: be serially connected with light-emitting device between described rating unit and the output control part.
4, drilling fluid gas separating device igniter as claimed in claim 2, it is characterized in that: described output control part comprises a transistor and a time-delay relay, wherein, the base stage of transistor is connected with the output of rating unit, be connected with time-delay relay between colelctor electrode and positive source, its emitter stage is connected with power cathode.
5, drilling fluid gas separating device igniter as claimed in claim 2, it is characterized in that: be provided with a body perpendicular to axis at described cabinet wall, one end of body is fixed on the cabinet wall, the other end is positioned at the position at the nearly middle part of casing, described gas sensor is installed in the end at the nearly casing of body middle part by hermetic seal, is parallel to the casing axis and is provided with passage on the wall of the end at the nearly casing of described body middle part.
6, drilling fluid gas separating device igniter as claimed in claim 1, it is characterized in that: described high-voltage ignition device is a high pressure generator.
7, as the described drilling fluid gas separating device of the described arbitrary claim of claim 1 to 6 igniter, it is characterized in that: described high-voltage ignition device is provided with a hand switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520129846 CN2849503Y (en) | 2005-10-18 | 2005-10-18 | Igniter for well drilling liquid-gas separator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520129846 CN2849503Y (en) | 2005-10-18 | 2005-10-18 | Igniter for well drilling liquid-gas separator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2849503Y true CN2849503Y (en) | 2006-12-20 |
Family
ID=37521988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520129846 Expired - Fee Related CN2849503Y (en) | 2005-10-18 | 2005-10-18 | Igniter for well drilling liquid-gas separator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2849503Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105756658A (en) * | 2014-12-16 | 2016-07-13 | 中国石油天然气股份有限公司 | Wireless remote well control system and wireless remote well control method |
-
2005
- 2005-10-18 CN CN 200520129846 patent/CN2849503Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105756658A (en) * | 2014-12-16 | 2016-07-13 | 中国石油天然气股份有限公司 | Wireless remote well control system and wireless remote well control method |
| CN105756658B (en) * | 2014-12-16 | 2023-10-27 | 中国石油天然气股份有限公司 | Wireless remote well control system and wireless remote well control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |