CN210289749U - Clamp can be dismantled in wireless monitoring in pit - Google Patents
Clamp can be dismantled in wireless monitoring in pit Download PDFInfo
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- CN210289749U CN210289749U CN201921199358.6U CN201921199358U CN210289749U CN 210289749 U CN210289749 U CN 210289749U CN 201921199358 U CN201921199358 U CN 201921199358U CN 210289749 U CN210289749 U CN 210289749U
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Abstract
The utility model relates to an oil industry oil gas well monitoring technology field specifically is a clamp can be dismantled in wireless monitoring in pit, including first semicircle clamp, second semicircle clamp and clamp fixed establishment, the both ends of first semicircle clamp and second semicircle clamp are passed through clamp fixed establishment connects, all is equipped with the recess on the inner wall of first semicircle clamp and second semicircle clamp, is equipped with the monitoring hole in the recess, provides a simple structure, and the clamp can be dismantled in wireless monitoring in the pit that intensity is high, and this kind of wireless monitoring can be dismantled the clamp and can be fixed in the oil pipe optional position to the different degree of depth temperatures of real-time supervision oil well, pressure data guide oil gas field development.
Description
Technical Field
The utility model relates to a petroleum industry oil gas well monitoring technology field specifically is a clamp can be dismantled in wireless monitoring in pit.
Background
After the oil and gas field is developed for a long time, the oil and gas exploitation difficulty is increased continuously, and the real-time and accurate temperature and pressure monitoring is very important for exploiting the oil and gas well with complex underground working conditions or the oil and gas well for reservoir yield increase transformation for a long time. The temperature and pressure parameters are basic data in the development process of the oil-gas field, the acquisition of the temperature and the pressure is beneficial to analyzing the reserves and the dynamic changes of underground oil-gas, analyzing the characteristics of a producing zone, evaluating the production condition and the service life of an oil well and the like, and in addition, the real-time transmission of the temperature and the pressure also has a vital role in analyzing the fracturing effect, the underground working condition, the fracture characteristics and the like in the hydraulic fracturing process. The traditional downhole temperature and pressure are obtained by converting the wellhead temperature and pressure, and the converted downhole temperature and pressure cannot completely reflect the actual downhole condition. On the basis, some students develop a wired monitoring short joint transmitted through a cable, and the cable needs to penetrate through the whole construction pipe column, so that the construction process is complex.
Further, researchers develop a nipple based on electromagnetic wave wireless transmission, the nipple is mainly used for monitoring in the drilling process, and most nipples are installed on a drill collar and mainly used for testing underground strain data. Follow-up scholars further study based on the wireless test nipple joint of low frequency electromagnetic wave signal, and the design of nipple joint changes original construction tubular column mechanical structure more, causes the construction tubular column bearing capacity to descend, easily causes the monitoring nipple joint to appear destroying. In addition, some scholars design the wireless test nipple joint of inside and outside binocular of high strength, though guaranteed the intensity of test nipple joint, structural design is complicated, causes the difficulty to the nipple joint equipment. Above to the wireless monitoring of temperature and pressure in the pit, design oil pipe nipple joint to carry wireless monitoring facilities and carry out monitoring in the pit mostly, the nipple joint of design has all changed original oil pipe structure, and the nipple joint needs to constitute with oil pipe and is connected, causes the change of original construction technology, brings the complexity for oil field design construction. The current underground wireless monitoring equipment has the following problems: (1) the wireless monitoring short section changes the original construction pipe column structure and needs to be connected with an oil pipe, so that the original construction process is changed, and the complexity is brought to the design and construction of an oil field; (2) the cable transmission is monitored in a wired mode, the construction process is complex, and the cable is easy to damage under high temperature and high pressure; (3) the temperature and pressure of the well mouth are difficult to convert into the temperature and pressure data under the complex condition of the well, and the test result is inaccurate.
Present wireless monitoring clamp research is less, and temperature pressure data in the pit is monitored for the accuracy, guarantees the construction tool security in the pit, reduces the construction degree of difficulty, does not change the original construction design scheme in oil field, consequently need design a simple structure, and the clamp can be dismantled in the high novel wireless monitoring of intensity, can dismantle the clamp and can fix in oil pipe optional position to the different degree of depth temperature of real-time supervision oil well, pressure data guide oil gas field development.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a simple structure, the clamp can be dismantled in wireless monitoring in the pit that intensity is high, and the clamp can be dismantled in this kind of wireless monitoring can be fixed in oil pipe optional position to the different degree of depth temperature of real-time supervision oil well, pressure data guide oil gas field development.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a clamp can be dismantled in wireless monitoring in pit, includes first semicircle clamp, second semicircle clamp and clamp fixed establishment, the both ends of first semicircle clamp and second semicircle clamp are passed through clamp fixed establishment connects, all be equipped with the recess on the inner wall of first semicircle clamp and second semicircle clamp, be equipped with the monitoring hole in the recess.
Preferably, the clamp fixing mechanism comprises a connecting protrusion, a connecting groove and a connecting bolt, the connecting protrusion and the connecting groove are respectively arranged at two ends of the first semicircular clamp, the two ends of the second semicircular clamp are respectively provided with a connecting bulge and a connecting groove, the connecting bulges are respectively arranged at one end part of the first semicircular clamp and the second semicircular clamp, the connecting groove is arranged at the other end part of the first semicircular clamp and the second semicircular clamp, the connecting bulges at the two end parts are matched with the connecting groove, the first semicircular clamp is provided with a first through hole, the axis of the first through hole is parallel to the axis of the first semicircular clamp and penetrates through the connecting bulge, be equipped with the second through-hole on the second semicircle clamp, the axis of second through-hole is on a parallel with the axis and the through connection recess of second semicircle clamp, connecting bolt matches with first through-hole and second through-hole.
Further, clamp fixed establishment still include fixed connection ear, screw and nut, the both ends of upper portion and the lower part of first semicircle clamp and second semicircle clamp be provided with two fixed connection ears respectively, be provided with the screw hole on the fixed connection ear, pass the screw hole through the screw and fix with the nut between two fixed connection ears of first semicircle clamp and second semicircle clamp.
Furthermore, the rubber ring is arranged outside the groove on the inner wall of the first semicircular hoop and the inner wall of the second semicircular hoop.
Furthermore, the connecting protrusions and the connecting grooves are in rectangular sawtooth structures arranged at equal intervals.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the first semicircular clamp and the second semicircular clamp are matched for use, the first semicircular clamp can be fixed at any position of an oil pipe and can also be lowered into the underground at any depth, a groove is formed in the semicircular clamp, and a wireless monitoring module can be designed and installed, so that underground temperature and pressure monitoring at different positions and different depths can be realized;
2. the connecting bolts are used for strengthening and fixing, when the clamp with longer length is used, stress can be uniformly dispersed on the whole clamp, stress concentration at one position is avoided, the clamp is easy to damage, and meanwhile, the clamp main body formed by the two semicircular clamps has good tightness and shock resistance on the oil pipe, so that data monitoring is more accurate, and errors are reduced;
3. the fixed connecting lugs are arranged above and below the first semicircular hoop and the second semicircular hoop and have the same thickness as the first semicircular hoop and the second semicircular hoop, so that the fixed connecting lugs are prevented from interfering with an oil well when the hoops are installed on the oil pipe and fall down;
4. through setting up the rubber ring in the outside of recess, avoid wireless monitoring module wearing and tearing, guarantee that each module is fixed, on the other hand avoids the wearing and tearing between clamp and the oil pipe, guarantees clamp and oil pipe's fixed.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of the detachable collar clamp for downhole wireless monitoring according to the present invention,
FIG. 2 is a schematic view of the connection between the detachable collar clamp and the oil pipe for downhole wireless monitoring of the present invention,
FIG. 3 is a schematic view of the connecting portion of the two semicircular clamping bands of the present invention,
FIG. 4 is a schematic view of the structure of the internal groove of the detachable collar clamp for wireless monitoring in the well of the present invention,
FIG. 5 is a schematic view of the connection of the detachable collar connection portion of the downhole wireless monitoring system of the present invention,
figure 6 is the utility model discloses clamp section structure schematic diagram can be dismantled in wireless monitoring in pit.
Figure 7 is the utility model discloses inside each electronic module of clamp is dismantled in wireless monitoring in pit connects the schematic diagram.
In the figure: 1. first semicircle clamp, 2, second semicircle clamp, 3, fixed connection ear, 4, screws, 41, nut, 5, connection protrusion, 6, connecting groove, 7, connecting bolt, 8, oil pipe, 9, recess, 10, second through-hole, 11, first through-hole, 12, monitoring hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to figures 1-6 of the drawings,
the utility model provides a pair of embodiment: the utility model provides a clamp can be dismantled in wireless monitoring in pit, includes first semicircle clamp, second semicircle clamp and clamp fixed establishment, the both ends of first semicircle clamp and second semicircle clamp are passed through clamp fixed establishment connects, all be equipped with the recess on the inner wall of first semicircle clamp and second semicircle clamp, be equipped with the monitoring hole in the recess. Be provided with recess 9 on the inner wall of first semicircle clamp and second semicircle clamp respectively, recess 9 on be provided with the monitoring hole of outside intercommunication, recess 9 is used for installing electronic components, the preferred technical scheme of this embodiment sets up recess 9 into three for being used for installing power module and control circuit board, memory, signal generator and antenna, temperature sensor, humidity transducer, antenna and temperature, pressure sensor respectively. Temperature, pressure sensor need fluid contact in the pit, consequently installation temperature, pressure sensor's position is opened there is the monitoring hole, makes temperature pressure sensor contact fluid in the pit, ensures the monitoring accuracy, and is further, the low frequency electromagnetic wave signal of considering receives the restriction in the environment of the pit transmission distance, consequently, the utility model relates to a wireless monitoring can dismantle the clamp in the pit can regard as the repeater clamp, and the effect of amplifying the signal is mainly played in the joining of repeater, through the enlargeing of repeater, makes test data progressively transmit to the receiver in the pit, further demonstrates temperature, pressure in the pit by signal processing software, accomplishes temperature in the pit, the real-time, the accurate monitoring of pressure. The repeater hoop structure is the same as the detachable hoop of underground wireless monitoring, the installation of a wireless monitoring module is adjusted to a certain degree, and adopted electronic components are installed in three grooves 9 and respectively installed as a power supply module, a control circuit board, a repeater and an antenna.
Further, to the less oil pipe 8 of pipe diameter, consider that the clamp diameter is less, open three recess 9 of utensil in unable same semicircle clamp again, install wireless monitoring module, at this moment can suitably increase clamp length, reduce fluting quantity, can install each functional module in one or two recess 9.
By adopting the technical scheme, the power module, the control circuit board, the memory, the signal generator, the antenna, the temperature sensor, the humidity sensor or the repeater and the like related to underground wireless monitoring are arranged in the groove 9, all electronic elements are connected through the lead, and all parts are controlled by the control program of the control circuit board (the connection schematic diagram of the electronic module is shown in fig. 7). All electronic components are subjected to waterproof treatment, and all components have certain temperature resistance, pressure resistance and acid and alkali resistance. Each module can work normally under high temperature and high pressure, and transmits data monitored by the temperature sensor and the humidity sensor back to the ground from the underground.
As shown in fig. 3, preferably, the band fixing means includes a coupling protrusion, a coupling groove and a coupling bolt, the two ends of the first semicircular hoop are respectively provided with a connecting bulge and a connecting groove, the two ends of the second semicircular hoop are respectively provided with a connecting bulge and a connecting groove, the connecting bulges are respectively arranged at one end part of the first semicircular clamp and the second semicircular clamp, the connecting groove is arranged at the other end part of the first semicircular clamp and the second semicircular clamp, the connecting bulges at the two end parts are matched with the connecting groove, the first semicircular clamp is provided with a first through hole, the axis of the first through hole is parallel to the axis of the first semicircular clamp and penetrates through the connecting bulge, be equipped with the second through-hole on the second semicircle clamp, the axis of second through-hole is on a parallel with the axis and the through connection recess of second semicircle clamp, connecting bolt matches with first through-hole and second through-hole. The preferred technical scheme of this embodiment is, coupling protrusion 5 and coupling groove 6 are the rectangle cockscomb structure, and the purpose of design is for production convenience like this, avoids loaded down with trivial details process, reduces the cost of manufacture.
Adopt above-mentioned technical scheme, this clamp internally mounted wireless monitoring module can be dismantled in wireless monitoring needs longer length, through with the protruding and the connecting groove of the connecting protrusion and the connecting groove cooperation of connecting protrusion with second semicircle clamp 2 respectively of first semicircle clamp 1, can strengthen the intensity that the clamp can be dismantled in wireless monitoring.
As shown in fig. 3, preferably, clamp fixing mechanism still include fixed connection ear 3, screw 4 and nut 41, the both ends of upper portion and the lower part of first semicircle clamp 1 and second semicircle clamp 2 be provided with two fixed connection ears 3 respectively, be provided with the screw hole on the fixed connection ear 3, pass the screw hole through screw 4 and fix with nut 41 between two fixed connection ears 3 of first semicircle clamp 1 and second semicircle clamp 2, the preferred technical scheme of this embodiment is for the thickness with fixed connection ear 3 is the same with the thickness of first semicircle clamp 1 and second semicircle clamp 2, avoids interfering with oil pipe 8.
Adopt above-mentioned technical scheme, the purpose of design screw hole is that the first semicircle clamp of being convenient for and second semicircle clamp fix on oil pipe 8's any position through threaded connection, and convenient the dismantlement.
Preferably, rubber rings are arranged outside the grooves 9 on the inner walls of the first semicircular clamping hoop 1 and the second semicircular clamping hoop 2.
Adopt above-mentioned technical scheme, recess 9 outside is provided with the rubber ring, and the wearing and tearing of wireless monitoring module are avoided to the one side, guarantee that each module is fixed, and on the other hand avoids the wearing and tearing between clamp and the oil pipe 8, guarantees clamp and oil pipe 8's fixed.
The working principle is as follows: designing connection structures of all parts of the underground wireless monitoring detachable hoop to obtain the basic form of the underground wireless monitoring detachable hoop; then, based on the underground wireless monitoring detachable hoop form, designing the installation positions of structures such as a wireless monitoring module, a control circuit, a sensing device, a power supply, an antenna and the like; and finally, assembling the underground wireless monitoring detachable hoop according to the underground wireless monitoring detachable hoop design form. The problem that wireless monitoring equipment exists in the pit at present is solved through above-mentioned method, provides a simple structure, and the clamp can be dismantled in novel wireless monitoring that intensity is high, can dismantle the clamp and be fixed in 8 optional positions of oil pipe to the different degree of depth temperature of real-time supervision oil well, pressure data guide oil gas field development.
This embodiment application the utility model provides a wireless monitoring clamp design method designs wireless monitoring and can dismantle the clamp, and this wireless monitoring can be dismantled the clamp and be arranged in the internal diameter to be 154.8 mm's sleeve pipe, and wireless monitoring can be dismantled clamp urceolus external diameter 100mm, internal diameter 63mm, and recess 9 degree of depth 10mm, clamp length 500mm, two recess 9 of design in the clamp, install monitoring module such as temperature pressure sensor, control circuit board, power, antenna, memory respectively. The clamp can be dismantled in wireless monitoring above the application and temperature, pressure test in the pit are carried out to compare test result and storage formula pressure gauge, with contrast condition table draw in table 1.
TABLE 1 comparison table for wireless monitoring and storage of pressure gauges
The temperature and pressure data tested by the underground storage type pressure gauge are basically consistent with the data result uploaded by the wireless monitoring, the feasibility of the underground wireless monitoring technology is further proved, and the underground wireless monitoring detachable clamp can carry out underground wireless monitoring on the oil-water well.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (5)
1. The utility model provides a clamp can be dismantled in wireless monitoring in pit which characterized in that: including first semicircle clamp (1), second semicircle clamp (2) and clamp fixed establishment, the both ends of first semicircle clamp (1) and second semicircle clamp (2) are passed through clamp fixed establishment connects, all be equipped with recess (9) on the inner wall of first semicircle clamp (1) and second semicircle clamp (2), be equipped with monitoring hole (12) in recess (9).
2. The underground wireless monitoring detachable clamp according to claim 1, wherein: the clamp fixing mechanism comprises a connecting bulge (5), a connecting groove (6) and a connecting bolt (7), two ends of the first semicircular hoop (1) are respectively provided with a connecting bulge (5) and a connecting groove (6), two ends of the second semicircle hoop (2) are respectively provided with a connecting bulge (5) and a connecting groove (6), the connecting bulge (5) is matched with the connecting groove (6), the first semicircular hoop (1) is provided with a first through hole (11), the axis of the first through hole (11) is parallel to the axis of the first semicircular hoop (1) and penetrates through the connecting bulge (5), a second through hole (10) is arranged on the second semicircular hoop (2), the axis of the second through hole (10) is parallel to the axis of the second semicircular hoop (2) and penetrates through the connecting groove (6), the connecting bolt (7) is matched with the first through hole (11) and the second through hole (10).
3. The downhole wireless monitoring detachable clamp of claim 2, wherein: the clamp fixing mechanism further comprises fixed connection lugs (3), screws (4) and nuts (41), the two ends of the upper portion and the lower portion of the first semicircular clamp (1) and the second semicircular clamp (2) are respectively provided with the two fixed connection lugs (3), threaded holes are formed in the fixed connection lugs (3), and the two fixed connection lugs (3) of the first semicircular clamp (1) and the second semicircular clamp (2) penetrate through the threaded holes through the screws (4) and are fixed through the nuts (41).
4. The downhole wireless monitoring detachable clamp of claim 2, wherein: the rubber ring is arranged outside the groove (9) on the inner walls of the first semicircular hoop (1) and the second semicircular hoop (2) respectively.
5. The downhole wireless monitoring detachable clamp of claim 2, wherein: the connecting protrusions (5) and the connecting grooves (6) are of rectangular structures arranged at equal intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921199358.6U CN210289749U (en) | 2019-07-29 | 2019-07-29 | Clamp can be dismantled in wireless monitoring in pit |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921199358.6U CN210289749U (en) | 2019-07-29 | 2019-07-29 | Clamp can be dismantled in wireless monitoring in pit |
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| CN210289749U true CN210289749U (en) | 2020-04-10 |
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| CN201921199358.6U Active CN210289749U (en) | 2019-07-29 | 2019-07-29 | Clamp can be dismantled in wireless monitoring in pit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114955231A (en) * | 2021-02-25 | 2022-08-30 | 中国航发商用航空发动机有限责任公司 | Aeroengine packing plant and clamp subassembly thereof |
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2019
- 2019-07-29 CN CN201921199358.6U patent/CN210289749U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114955231A (en) * | 2021-02-25 | 2022-08-30 | 中国航发商用航空发动机有限责任公司 | Aeroengine packing plant and clamp subassembly thereof |
| CN114955231B (en) * | 2021-02-25 | 2024-03-29 | 中国航发商用航空发动机有限责任公司 | Aeroengine packaging device and clamp assembly thereof |
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