CN220869335U - Oil gas is high temperature probe connecting device in pit - Google Patents
Oil gas is high temperature probe connecting device in pit Download PDFInfo
- Publication number
- CN220869335U CN220869335U CN202322754026.2U CN202322754026U CN220869335U CN 220869335 U CN220869335 U CN 220869335U CN 202322754026 U CN202322754026 U CN 202322754026U CN 220869335 U CN220869335 U CN 220869335U
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- CN
- China
- Prior art keywords
- temperature probe
- high temperature
- fixedly connected
- sleeve
- oil
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- 239000000523 sample Substances 0.000 title claims abstract description 93
- 238000007789 sealing Methods 0.000 claims abstract description 43
- 238000013459 approach Methods 0.000 claims description 2
- 230000002028 premature Effects 0.000 abstract description 4
- 238000005553 drilling Methods 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 19
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 10
- 239000003208 petroleum Substances 0.000 description 10
- 239000003345 natural gas Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000003209 petroleum derivative Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/10—Geothermal energy
Landscapes
- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
The utility model relates to the technical field of oil and gas well drilling and discloses an oil and gas well underground high-temperature probe connecting device, which comprises two high-temperature probes, wherein connecting sleeves are fixedly connected to the periphery of one side, close to the high-temperature probes, of the two high-temperature probes, brackets are fixedly connected to the two sides of each connecting sleeve, connecting blocks are rotatably connected to the inner sides of the brackets, connecting grooves are formed in the lower sides of the inner parts of the connecting blocks, fixing blocks are fixedly connected to the two sides of each connecting sleeve, clamping grooves are formed in the lower parts of the fixing blocks, bolts are connected to the lower parts of the connecting blocks in a threaded mode, clamping blocks are rotatably connected to the upper ends of the bolts, and first sealing rings are arranged between the two high-temperature probes. According to the utility model, the oil-gas underground high-temperature probe tube connecting device can firmly fix the probe tubes, so that looseness among the probe tubes is avoided, meanwhile, the connecting positions among the probe tubes can be effectively sealed, and premature damage of the sealing ring due to pressure change is avoided.
Description
Technical Field
The utility model relates to the technical field of oil and gas well drilling, in particular to an oil and gas well high-temperature probe connecting device.
Background
The oil and gas well is a well specially used for extracting underground oil or natural gas, the well for extracting oil becomes an oil well, the well for extracting natural gas becomes a gas well, the oil and gas well is conveniently taken out from the bottom of the well, a high-temperature exploratory tube is usually put into the well, soil layers can be separated from the oil and gas well through sleeving among exploratory tubes, and the stability of the exploratory tube is further improved through pouring concrete outside the exploratory tube, so that the oil or natural gas can be extracted along the exploratory tube.
At present, most oil gas well high temperature probe pipes are in the well in a sleeved mode, one layer of the probe pipes are in one layer, connection and fixation between the probe pipes are guaranteed through weight stacking between the probe pipes, due to the fact that underground environment is complex, pressure is high, connection between the probe pipes is more and more unstable, meanwhile, most oil gas well high temperature probe pipes are sealed through a single sealing ring, abrasion of the sealing ring is easy to accelerate due to change of underground pressure, underground petroleum is prone to leaking risk, and therefore the oil gas well high temperature probe pipe connecting device is provided.
Disclosure of utility model
The utility model aims to solve the defects in the prior art and provides a high-temperature exploratory tube connecting device under an oil and gas well.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides an oil gas is high temperature probe connecting device in pit, includes two high temperature probes, two equal fixedly connected with adapter sleeve in one side periphery that approaches between the high temperature probes, upper portion the equal fixedly connected with support in adapter sleeve both sides, the inboard rotation of support is connected with the connecting block, the inside downside of connecting block is provided with the spread groove, the lower part the equal fixedly connected with fixed block in adapter sleeve both sides, the fixed block lower part is provided with the draw-in groove, connecting block lower part threaded connection has the bolt, the bolt upper end rotates and is connected with the fixture block, two be provided with first sealing washer between the high temperature probes.
As a further description of the above technical solution:
One side of the fixed block, which is far away from the connecting sleeve, is arranged inside the connecting groove, and the upper part of the clamping block is arranged inside the clamping groove.
As a further description of the above technical solution:
the clamping blocks are slidably connected inside the connecting grooves.
As a further description of the above technical solution:
The lower part high temperature probe tube upper end fixedly connected with sleeve pipe, sleeve pipe periphery upside cover is equipped with the second sealing washer, sleeve pipe periphery mid-side cover is equipped with the spring, the inboard cover of first sealing washer is established in sleeve pipe periphery downside, sleeve pipe inboard fixedly connected with conical tube one, conical tube one upper portion fixedly connected with conical tube two.
As a further description of the above technical solution:
The first sealing ring and the second sealing ring are arranged between the lower part of the inner side of the upper high-temperature probe and the periphery of the sleeve.
As a further description of the above technical solution:
One end of the spring is fixedly connected to the lower part of the second sealing ring, and the other end of the spring is fixedly connected to the upper part of the first sealing ring.
As a further description of the above technical solution:
the sleeve is arranged at the lower side of the inner part of the upper high-temperature probe tube, and the periphery of the conical tube is attached to the inner wall of the upper high-temperature probe tube.
The utility model has the following beneficial effects:
According to the utility model, through the cooperation of the bracket, the connecting block, the connecting groove, the fixing block, the clamping groove, the clamping block and the bolt, the oil gas underground high-temperature probe connecting device can firmly fix the probes, and the problem of looseness among the probes is avoided.
According to the utility model, the connecting device can effectively seal the connecting part between the probe tubes through the matching of the first conical tube, the second conical tube, the sleeve, the first sealing ring, the second sealing ring and the spring, and the premature damage of the sealing rings due to the pressure change is avoided.
Drawings
FIG. 1 is a perspective view of a high temperature probe connection device under an oil and gas well;
FIG. 2 is a cross-sectional view of a connecting block of a high temperature probe connection device under an oil and gas well;
FIG. 3 is a schematic diagram of the internal structure of a connecting sleeve of a high temperature probe connecting device under an oil and gas well;
Fig. 4 is an enlarged view at a in fig. 3.
Legend description:
1. A high temperature probe; 2. connecting sleeves; 3. a bracket; 4. a connecting block; 5. a connecting groove; 6. a fixed block; 7. a clamping groove; 8. a bolt; 9. a clamping block; 10. a sleeve; 11. a conical tube I; 12. a conical tube II; 13. a first seal ring; 14. a second seal ring; 15. and (3) a spring.
Description of the embodiments
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, one embodiment provided by the present utility model is: the utility model provides an oil gas is high temperature probe connecting device in pit, including two high temperature probes 1, two high temperature probes 1 adopt high temperature resistant material to make, handle complicated high temperature environment in the pit, the equal fixedly connected with adapter sleeve 2 of one side periphery between two high temperature probes 1 is close, the equal fixedly connected with support 3 in upper portion adapter sleeve 2 both sides, the inboard rotation of support 3 is connected with connecting block 4, the inside downside of connecting block 4 is provided with spread groove 5, the equal fixedly connected with fixed block 6 in lower part adapter sleeve 2 both sides, when going into high temperature probe 1 in the oil gas well, only need to go into the upper portion of high temperature probe 1 in the pit with two adapter sleeves 2 alignment between the high temperature probe 1 lower part of back one, simultaneously insert the inside of upper portion high temperature probe 1 with sleeve 10 on the lower part high temperature probe 1, the workman toggles connecting block 4 and makes inside fixed block 6 insert spread groove 5 afterwards, fixed block 6 lower part is provided with draw-in groove 7, 4 lower part threaded connection has bolt 8, 8 upper end rotation connection has fixture block 9, two high temperature probe 1 and two high temperature probe 1 are connected together between the fixed groove 9, and can be guaranteed to be in between the fixed connection groove 1, and the high temperature probe 1 is connected together, and then the high temperature probe 9 is fixed between the high temperature probe 1.
One side of the fixed block 6 far away from the connecting sleeve 2 is arranged in the connecting groove 5, the upper part of the clamping block 9 is arranged in the clamping groove 7, the upper and lower high-temperature probe tubes 1 are fixed together through the limit of the clamping block 9 to the clamping groove 7 and the limit of the connecting groove 5 to the fixed block 6, the clamping block 9 is slidably connected in the connecting groove 5, so that the clamping block 9 can move up and down when the bolt 8 rotates, the upper end of the lower high-temperature probe tube 1 is fixedly connected with the sleeve 10, the upper side of the periphery of the sleeve 10 is sleeved with the second sealing ring 14, the middle side of the periphery of the sleeve 10 is sleeved with the spring 15, the inner side of the first sealing ring 13 is sleeved with the lower side of the periphery of the sleeve 10, the inner side of the sleeve 10 is fixedly connected with the first conical tube 11, the upper part of the conical tube 11 is fixedly connected with the second conical tube 12, and when petroleum or natural gas at the inner side of the high-temperature probe tube 1 is conveyed upwards, the two conical through holes formed by the first conical tube 11 and the second conical tube 12 at the inner side of the sleeve 10, according to the distance of Venturi effect, the pressure of petroleum is increased when the petroleum passes through the inner side of the conical tube 11 at the lower part, the flow speed is increased, the petroleum can not cling to the two sides of the conical tube 12 when passing through the conical tube 11, the leakage of the petroleum from a gap between the conical tube 12 and the inner wall of the upper high-temperature probe tube 1 is avoided, meanwhile, two sealing rings at the two sides of the sleeve 10 can further seal the probe tube, the leakage of the petroleum from the probe tube is prevented, the second sealing ring 14 moves at the periphery of the sleeve 10 along with the change of the pressure inside the high-temperature probe tube 1, when the pressure inside the high-temperature probe tube 1 is increased, the second sealing ring 14 is extruded by the pressure to move downwards along the periphery of the sleeve 10, the pressure born by the second sealing ring 14 is buffered by the compression spring 15, the premature damage of the second sealing ring 14 is avoided, when the pressure inside the high-temperature probe tube 1 is reduced, the spring 15 can reset and support the second sealing ring 14 on the upper portion of the sleeve 10 again, the first sealing ring 13 and the second sealing ring 14 are arranged between the lower portion of the inner side of the upper high-temperature probe tube 1 and the periphery of the sleeve 10, the tightness between the sleeve 10 and the upper high-temperature probe tube 1 can be effectively improved through the first sealing ring 13 and the second sealing ring 14, leakage of oil from the inside of the high-temperature probe tube 1 is avoided, one end of the spring 15 is fixedly connected to the lower portion of the second sealing ring 14, the other end of the spring 15 is fixedly connected to the upper portion of the first sealing ring 13, the second sealing ring 14 is buffered through the spring 15, the damage of the second sealing ring 14 caused by the change of underground pressure is avoided, the tightness of the probe tube is further improved, the sleeve 10 is arranged on the lower side of the inner portion of the upper high-temperature probe tube 1, the periphery of the conical tube 12 is attached to the inner wall of the upper high-temperature probe tube 1, excessive contact between the oil and the upper portion of the conical tube 12 can be avoided through venturi effect when the oil conveyed upwards passes through the conical tube I11 and the conical tube II 12, and excessive penetration of the oil into the gap between the sleeve 10 and the upper high-temperature probe tube 1 is prevented.
Working principle: when the high-temperature probe 1 is put into the oil-gas well, only the upper part of the former down-hole high-temperature probe 1 and the two connecting sleeves 2 between the lower parts of the latter high-temperature probe 1 are aligned, meanwhile, the sleeve 10 on the lower high-temperature probe 1 is inserted into the upper high-temperature probe 1, then a worker dials the connecting block 4 to turn over to insert the fixed block 6 into the connecting groove 5, then the bolt 8 is screwed to rotate and drive the clamping block 9 to move, the clamping block 9 is clamped into the clamping groove 7 at the lower part of the fixed block 6, the fixed block 6 is further fixed in the connecting groove 5, then the two connecting sleeves 2 are connected and fixed together, so that the two high-temperature probes 1 can be fixed and sleeved together, the high-temperature probes 1 under the well can be more stable, and when petroleum or natural gas at the inner side of the high-temperature probe 1 is conveyed upwards, through the two conical through holes formed by the conical tube I11 and the conical tube II 12 at the inner side of the sleeve 10, according to the distance of the Venturi effect, the pressure of the petroleum is increased when passing through the inner side of the conical tube I11 at the lower part, the flow speed is increased, the petroleum can not cling to the two sides of the conical tube II 12 when passing through the conical tube I11, the leakage of the petroleum from a gap between the conical tube II 12 and the inner wall of the upper high-temperature probe tube 1 is avoided, meanwhile, the two sealing rings at the two sides of the sleeve 10 can further seal the probe tube, the leakage of the petroleum from the probe tube is prevented, the second sealing ring 14 can move at the periphery of the sleeve 10 along with the change of the pressure inside the high-temperature probe tube 1, when the pressure inside the high-temperature probe tube 1 is increased, the second sealing ring 14 can be extruded by the pressure to move downwards along the periphery of the sleeve 10, the pressure born by the second sealing ring 14 is buffered through the compression spring 15, the premature damage of the second sealing ring 14 is avoided, when the pressure inside the high temperature probe 1 is reduced, the spring 15 will return and re-press the second sealing ring 14 against the upper part of the sleeve 10.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (7)
1. The utility model provides an oil gas is high temperature probe connecting device in pit, includes two high temperature probes (1), its characterized in that: two equal fixedly connected with adapter sleeve (2) of one side periphery that approaches between high temperature probe (1), upper portion adapter sleeve (2) both sides are equal fixedly connected with support (3), support (3) inboard rotation is connected with connecting block (4), connecting block (4) inside downside is provided with spread groove (5), lower part adapter sleeve (2) both sides are equal fixedly connected with fixed block (6), fixed block (6) lower part is provided with draw-in groove (7), connecting block (4) lower part threaded connection has bolt (8), bolt (8) upper end rotation is connected with fixture block (9), two be provided with first sealing washer (13) between high temperature probe (1).
2. The downhole high temperature probe connection of claim 1, wherein: one side of the fixed block (6) far away from the connecting sleeve (2) is arranged inside the connecting groove (5), and the upper part of the clamping block (9) is arranged inside the clamping groove (7).
3. The downhole high temperature probe connection of claim 1, wherein: the clamping block (9) is connected inside the connecting groove (5) in a sliding mode.
4. The downhole high temperature probe connection of claim 1, wherein: the lower part high temperature probe (1) upper end fixedly connected with sleeve pipe (10), sleeve pipe (10) periphery upside cover is equipped with second sealing washer (14), sleeve pipe (10) periphery mid-side cover is equipped with spring (15), first sealing washer (13) inboard cover is established in sleeve pipe (10) periphery downside, sleeve pipe (10) inboard fixedly connected with conical tube (11), conical tube (11) upper portion fixedly connected with conical tube (12).
5. The device for connecting a downhole high temperature probe of oil and gas of claim 4, wherein: the first sealing ring (13) and the second sealing ring (14) are arranged between the lower part of the inner side of the upper high-temperature probe tube (1) and the periphery of the sleeve (10).
6. The device for connecting a downhole high temperature probe of oil and gas of claim 4, wherein: one end of the spring (15) is fixedly connected to the lower part of the second sealing ring (14), and the other end of the spring (15) is fixedly connected to the upper part of the first sealing ring (13).
7. The device for connecting a downhole high temperature probe of oil and gas of claim 4, wherein: the sleeve (10) is arranged at the lower side of the inner part of the upper high-temperature probe tube (1), and the periphery of the conical tube II (12) is attached to the inner wall of the upper high-temperature probe tube (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322754026.2U CN220869335U (en) | 2023-10-13 | 2023-10-13 | Oil gas is high temperature probe connecting device in pit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322754026.2U CN220869335U (en) | 2023-10-13 | 2023-10-13 | Oil gas is high temperature probe connecting device in pit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220869335U true CN220869335U (en) | 2024-04-30 |
Family
ID=90809879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322754026.2U Active CN220869335U (en) | 2023-10-13 | 2023-10-13 | Oil gas is high temperature probe connecting device in pit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220869335U (en) |
-
2023
- 2023-10-13 CN CN202322754026.2U patent/CN220869335U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |