CN204984407U - Automatic sampling device for gas drilling detritus - Google Patents
Automatic sampling device for gas drilling detritus Download PDFInfo
- Publication number
- CN204984407U CN204984407U CN201520788240.2U CN201520788240U CN204984407U CN 204984407 U CN204984407 U CN 204984407U CN 201520788240 U CN201520788240 U CN 201520788240U CN 204984407 U CN204984407 U CN 204984407U
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- end cap
- electromagnetic valve
- sampling tube
- fixed block
- gas
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Abstract
The utility model discloses an automatic sampling device for gas drilling detritus, including the person in charge, controller and detritus collection device, detritus collection device includes sampler barrel, surge drum, filter equipment and end cover, the surge drum spiro union is in the below of sampler barrel, filter equipment sets up inside the sampler barrel, the end cover spiro union is in the sampler barrel upper end, the sampler barrel passes through the intake pipe and is responsible for the intercommunication, the end cover passes through the outlet duct and is responsible for the intercommunication, end cover and outlet duct rotatable coupling, be provided with first solenoid valve in the intake pipe, be provided with the second solenoid valve on the outlet duct, be provided with the third solenoid valve on the person in charge between intake pipe and the outlet duct, first solenoid valve, second solenoid valve and third solenoid valve all are connected with the controller electricity, the utility model discloses it is gaseous extravagant to avoid the well drilling to can reduce the cost of well drilling.
Description
Technical field
The utility model belongs to air drilling field, relates to a kind of automatic sampling device for gas drilling detritus.
Background technology
In oil drilling exploration operation, open oil-gas reservoir by drillng operation, reach the object of exploitation oil gas, the specific layer position of on-the-spot drilling well be understood, mainly utilize the landwaste returned out from shaft bottom to differentiate bottom, thus reach monitoring oil-gas Layer object; In conventional drilling operation, the extraction of landwaste is returned out in shaft bottom, is to be separated at vibrosieve place by the landwaste carried in drilling fluid, then by cleaning, dry operation, finally analyzes the landwaste processed, draws stratigraphic section; In order to meet the continuous growth of oil demand amount, gas is implemented rapid drilling technique as drilling medium and is used in a large number, but in gas drilling, because the medium of cutting carring has changed gas into by liquid, so be obviously difficult to collect landwaste by original landwaste sampling technique, simultaneously owing to being gas drilling, what return out from well head is gas with landwaste powder, brings more problem to the collection of landwaste; During subject matter: being gather landwaste at interim open sample tap during sampling, so the landwaste when landwaste sample taken out is open sampling, is point sample, discontinuous, truly can not reflect strata condition, also affect accuracy and the coincidence rate of stratigraphic section; Although there has been when gas drilling, landwaste is carried out to the device of automatic sampling, this device is when sampling landwaste, and the gas of drilling well can be discharged by steam vent, thus causes the waste of drilling well gas, adds the cost of drilling well.
Summary of the invention
For the problems referred to above, the technical problems to be solved in the utility model is to provide one and drilling well gas can be avoided to waste, thus reduces the automatic sampling device for gas drilling detritus of drilling cost.
Automatic sampling device for gas drilling detritus of the present utility model, comprise supervisor, controller and landwaste gathering-device, described landwaste gathering-device comprises sampling tube, surge drum, filter and end cap, described surge drum is screwed onto the below of sampling tube, described filter is arranged on sampling tube inside, described end cap is screwed onto sampling tube upper end, described sampling tube is communicated with supervisor by air inlet pipe, described end cap is communicated with supervisor by escape pipe, described end cap and escape pipe are rotatably connected, described air inlet pipe is provided with the first electromagnetic valve, described escape pipe is provided with the second electromagnetic valve, supervisor between described air inlet pipe and escape pipe is provided with the 3rd electromagnetic valve, described first electromagnetic valve, second electromagnetic valve and the 3rd electromagnetic valve are all electrically connected with controller.
Automatic sampling device for gas drilling detritus of the present utility model, wherein, the lower end of described escape pipe is fixed with the joint that external diameter is greater than escape pipe external diameter, is provided with sealing ring between described joint and end cap.
Automatic sampling device for gas drilling detritus of the present utility model, wherein, described filter comprises ring-type fixed block and is connected to the bowl strainer of fixed block lower end, and the external diameter of described fixed block is greater than the external diameter of joint, and the internal diameter of described fixed block is less than the external diameter of joint.
Automatic sampling device for gas drilling detritus of the present utility model, wherein, the junction of described sampling tube and end cap is provided with step, is pressed on fixed block by joint, and is pressed on step by fixed block after described end cap and sampling tube are spirally connected.
The utility model beneficial effect: when normally working, controller cuts out the first electromagnetic valve and the second electromagnetic valve, and open the 3rd electromagnetic valve, gas with landwaste flows to right part from the left part of supervisor, when needing to sample the landwaste in gas, controller opens the first electromagnetic valve and the second electromagnetic valve, and close the 3rd electromagnetic valve, gas with landwaste enters into sampling tube from air inlet pipe, filter screen in filter realizes the filtration to landwaste in gas, the landwaste being filtered out falls in surge drum, gas after being filtered then enters into the right part of supervisor by escape pipe, achieve the sampling to landwaste in gas, by end cap and escape pipe are set to rotating structure, when end cap is installed on sampling tube, bring conveniently to the installation of end cap, sealing ring is provided with between joint and end cap, after end cap and sampling tube are spirally connected, joint is pressed on fixed block, and fixed block is pressed on step, avoid the phenomenon occurring Leakage Gas between end cap and escape pipe, the utility model in gas landwaste filter time, when namely the landwaste in gas being sampled, not by gas discharging in air, avoid the waste of gas, reduce the cost of drilling well.
Accompanying drawing explanation
For ease of illustrating, the utility model is described in detail by following concrete enforcement and accompanying drawing.
Fig. 1 is main TV structure schematic diagram of the present utility model;
Fig. 2 is the structural representation in Fig. 1 after the amplification of A place.
Detailed description of the invention
Automatic sampling device for gas drilling detritus as depicted in figs. 1 and 2, comprise supervisor 1, controller 2 and landwaste gathering-device 3, described landwaste gathering-device 3 comprises sampling tube 31, surge drum 32, filter 33 and end cap 34, described surge drum 32 is screwed onto the below of sampling tube 31, it is inner that described filter 33 is arranged on sampling tube 31, described end cap 34 is screwed onto sampling tube 31 upper end, described sampling tube 31 is communicated with supervisor 1 by air inlet pipe 4, described end cap 34 is communicated with supervisor 1 by escape pipe 5, described end cap 34 is rotatably connected with escape pipe 5, described air inlet pipe 4 is provided with the first electromagnetic valve 6, described escape pipe 5 is provided with the second electromagnetic valve 7, supervisor 1 between described air inlet pipe 4 and escape pipe 5 is provided with the 3rd electromagnetic valve 8, described first electromagnetic valve 6, second electromagnetic valve 7 and the 3rd electromagnetic valve 8 are all electrically connected with controller 2, the lower end of described escape pipe 5 is fixed with the joint 51 that external diameter is greater than escape pipe 5 external diameter, sealing ring 9 is provided with between described joint 51 and end cap 34, described filter 33 comprises ring-type fixed block 331 and is connected to the bowl strainer 332 of fixed block 331 lower end, the external diameter of described fixed block 331 is greater than the external diameter of joint 51, the internal diameter of described fixed block 331 is less than the external diameter of joint 51, described sampling tube 31 is provided with step 311 with the junction of end cap 34, after described end cap 34 is spirally connected with sampling tube 31, joint 51 is pressed on fixed block 331, and fixed block 331 is pressed on step 311, during normal work, controller cuts out the first electromagnetic valve and the second electromagnetic valve, and open the 3rd electromagnetic valve, gas with landwaste flows to right part from the left part of supervisor, when needing to sample the landwaste in gas, controller opens the first electromagnetic valve and the second electromagnetic valve, and close the 3rd electromagnetic valve, gas with landwaste enters into sampling tube from air inlet pipe, filter screen in filter realizes the filtration to landwaste in gas, the landwaste being filtered out falls in surge drum, gas after being filtered then enters into the right part of supervisor by escape pipe, achieve the sampling to landwaste in gas, by end cap and escape pipe are set to rotating structure, when end cap is installed on sampling tube, bring conveniently to the installation of end cap, sealing ring is provided with between joint and end cap, after end cap and sampling tube are spirally connected, joint is pressed on fixed block, and fixed block is pressed on step, avoid the phenomenon occurring Leakage Gas between end cap and escape pipe, the utility model in gas landwaste filter time, when namely the landwaste in gas being sampled, not by gas discharging in air, avoid the waste of gas, reduce the cost of drilling well.
Embodiment recited above is only be described preferred embodiment of the present utility model, not limits design of the present utility model and scope.Under the prerequisite not departing from the utility model design concept; the various modification that this area ordinary person makes the technical solution of the utility model and improvement; protection domain of the present utility model all should be dropped into; the technology contents of the utility model request protection, all records in detail in the claims.
Claims (4)
1. an automatic sampling device for gas drilling detritus, comprise supervisor (1), controller (2) and landwaste gathering-device (3), it is characterized in that: described landwaste gathering-device (3) comprises sampling tube (31), surge drum (32), filter (33) and end cap (34), described surge drum (32) is screwed onto the below of sampling tube (31), it is inner that described filter (33) is arranged on sampling tube (31), described end cap (34) is screwed onto sampling tube (31) upper end, described sampling tube (31) is communicated with supervisor (1) by air inlet pipe (4), described end cap (34) is communicated with supervisor (1) by escape pipe (5), described end cap (34) and escape pipe (5) are rotatably connected, described air inlet pipe (4) is provided with the first electromagnetic valve (6), described escape pipe (5) is provided with the second electromagnetic valve (7), supervisor (1) between described air inlet pipe (4) and escape pipe (5) is provided with the 3rd electromagnetic valve (8), described first electromagnetic valve (6), second electromagnetic valve (7) and the 3rd electromagnetic valve (8) are all electrically connected with controller (2).
2. automatic sampling device for gas drilling detritus according to claim 1, it is characterized in that: the lower end of described escape pipe (5) is fixed with the joint (51) that external diameter is greater than escape pipe (5) external diameter, is provided with sealing ring (9) between described joint (51) and end cap (34).
3. automatic sampling device for gas drilling detritus according to claim 2, it is characterized in that: described filter (33) comprises ring-type fixed block (331) and is connected to the bowl strainer (332) of fixed block (331) lower end, the external diameter of described fixed block (331) is greater than the external diameter of joint (51), and the internal diameter of described fixed block (331) is less than the external diameter of joint (51).
4. automatic sampling device for gas drilling detritus according to claim 3, it is characterized in that: described sampling tube (31) is provided with step (311) with the junction of end cap (34), after described end cap (34) and sampling tube (31) are spirally connected, joint (51) is pressed on fixed block (331), and fixed block (331) is pressed on step (311).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520788240.2U CN204984407U (en) | 2015-10-04 | 2015-10-04 | Automatic sampling device for gas drilling detritus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520788240.2U CN204984407U (en) | 2015-10-04 | 2015-10-04 | Automatic sampling device for gas drilling detritus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204984407U true CN204984407U (en) | 2016-01-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520788240.2U Expired - Fee Related CN204984407U (en) | 2015-10-04 | 2015-10-04 | Automatic sampling device for gas drilling detritus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204984407U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111140200A (en) * | 2020-02-18 | 2020-05-12 | 中国石油大学(华东) | Positive-negative coupling pulse chemical physical blockage removal system and blockage removal method |
-
2015
- 2015-10-04 CN CN201520788240.2U patent/CN204984407U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111140200A (en) * | 2020-02-18 | 2020-05-12 | 中国石油大学(华东) | Positive-negative coupling pulse chemical physical blockage removal system and blockage removal method |
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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: 20160120 Termination date: 20161004 |
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| CF01 | Termination of patent right due to non-payment of annual fee |