CN108827519B - Oil well cable tension detection device - Google Patents
Oil well cable tension detection device Download PDFInfo
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- CN108827519B CN108827519B CN201810586657.9A CN201810586657A CN108827519B CN 108827519 B CN108827519 B CN 108827519B CN 201810586657 A CN201810586657 A CN 201810586657A CN 108827519 B CN108827519 B CN 108827519B
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- 238000001514 detection method Methods 0.000 title claims abstract description 36
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- 239000002002 slurry Substances 0.000 claims description 8
- 238000001125 extrusion Methods 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 2
- 238000005457 optimization Methods 0.000 description 7
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/04—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring tension in flexible members, e.g. ropes, cables, wires, threads, belts or bands
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- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The invention relates to a tension detection device, in particular to an oil well cable tension detection device which comprises a female pin body, a female pin body fixing threaded sleeve, a female pin body connecting oil sleeve, a piston shaft, a piston, a tension sensor outer sleeve, a tension sensor, an exhaust sleeve, a male pin body connecting sleeve, a male pin body and a male pin body fixing threaded sleeve, the left end of the piston shaft is connected with the female pin body through thread fit to be connected with the oil sleeve, the piston is connected on the piston shaft in a sliding way, the piston is positioned between the piston shaft and the female pin body connecting oil sleeve, the left end of the tension sensor outer sleeve is connected with the right end of the interior of the female pin body connecting oil sleeve through a limiting screw, the left end of the tension sensor is connected with the piston shaft through threads, the right end of the tension sensor is connected with the tension sensor outer sleeve through threads, and the right end of the tension sensor outer sleeve is connected with the exhaust sleeve through thread matching. The invention can balance the internal pressure of the device, thereby improving the tension detection precision.
Description
Technical Field
The invention relates to a tension detection device, in particular to an oil well cable tension detection device.
Background
The tension detector can be divided into a strain gauge type and a micro-displacement type according to the principle, and the magnitude of the change value is proportional to the magnitude of the applied tension. When cable tension detects in the pit, often set up tension sensor in airtight protective sheath for avoiding tension sensor to corrode, but traditional oil well cable tension detection device causes that the device is inside cavity volume ratio that because tension changes arouses tension sensor length change to lead to the internal pressure to change, very big influence tension detection device's detection precision under the inside negative pressure effect of device.
Disclosure of Invention
The invention aims to provide an oil well cable tension detection device, which is characterized in that an oil sleeve is connected with a female pin body through a tension sensor outer sleeve and slides relatively to adapt to the micro length change when the tension sensor detects; meanwhile, the tension sensor is sealed in the female pin body connecting oil sleeve, the tension sensor outer sleeve and the exhaust sleeve, so that the external pollution and corrosion are avoided; the pressure of the inner cavity of the device is balanced by the piston when the tension sensor outer sleeve and the female pin body connecting oil sleeve are opposite, so that the tension detection precision is improved.
The purpose of the invention is realized by the following technical scheme:
an oil well cable tension detection device comprises a female pin body, a female pin body fixing threaded sleeve, a female pin body connecting oil sleeve, a piston shaft, a piston, a tension sensor jacket, a tension sensor, an exhaust sleeve, a male pin body connecting sleeve, a male pin body and a male pin body fixing threaded sleeve, wherein the female pin body is connected with the left end of the female pin body connecting oil sleeve through the female pin body fixing threaded sleeve, the left end of the piston shaft is connected with the female pin body connecting oil sleeve through thread fit, the piston is connected on the piston shaft in a sliding manner, the piston is positioned between the piston shaft and the female pin body connecting oil sleeve, the left end of the tension sensor jacket is connected with the right end inside the female pin body connecting oil sleeve through a limiting screw, the left end of the tension sensor is connected with the piston shaft through thread, the right end of the tension sensor is connected with the tension sensor jacket through thread, the right end of the tension sensor jacket is connected with the exhaust sleeve through thread fit, the right-hand member fixed connection public needle inserting body adapter sleeve of air discharge sleeve, public needle inserting body passes through the fixed swivel nut of public needle inserting body and connects the right-hand member at public needle inserting body adapter sleeve.
As a further optimization of the technical scheme, the oil well cable tension detection device is characterized in that the right end of the exhaust sleeve is fixedly connected with the inner wiring body.
As a further optimization of the technical scheme, according to the oil well cable tension detection device, the inner connector is inserted into the right end inside the exhaust sleeve, the right end inside the exhaust sleeve is inserted with the extrusion sleeve, the right end of the exhaust sleeve is connected with the compression assembly through the screw, the left end of the extrusion sleeve is in contact with the inner connector, and the right end of the extrusion sleeve is in contact with the left end face of the compression assembly.
As a further optimization of the technical scheme, the oil well cable tension detection device comprises a compression assembly, a lead frame and a sealing sleeve, wherein the right end of the compression assembly is fixedly connected with the lead frame, the right end of the lead frame is fixedly connected with the sealing sleeve, the compression plate is connected to the right end of an exhaust sleeve through a screw, a sliding sleeve is arranged inside a male insertion pin body connecting sleeve, the left end of the sliding sleeve is sleeved at the right end of the outer end of the compression plate, the sealing sleeve is inserted in the sliding sleeve, and a rubber sealing ring is arranged between the sealing sleeve and the sliding sleeve.
As a further optimization of the technical scheme, according to the oil well cable tension detection device, an oil injection hole, a slurry introduction hole and a limit screw sliding hole are arranged on the female pin body connecting oil sleeve, an oil liquid sealing bolt is connected in the oil injection hole in a threaded fit mode, the oil injection hole is located on the female pin body connecting oil sleeve between the female pin body and the piston shaft, the slurry introduction hole is located at the left end of the piston, and the limit screw sliding hole is located at the right end of the piston.
As a further optimization of the technical scheme, according to the oil well cable tension detection device, the tension sensor outer sleeve is provided with a limit screw hole, the limit screw hole is connected with a limit screw in a threaded fit manner, and the limit screw is connected in the limit screw sliding hole in a sliding manner.
As a further optimization of the technical solution, the oil well cable tension detection device of the present invention is characterized in that the exhaust sleeve is provided with an exhaust hole, and the exhaust hole is located on the exhaust sleeve between the tension sensor and the inner connector.
According to the oil well cable tension detection device, the left end of the female pin body is rotatably connected with the anti-falling threaded sleeve, the female pin body is connected with the snap ring in a clamping mode, the anti-falling threaded sleeve is sleeved on the outer side of the snap ring, and the left end of the anti-falling threaded sleeve is connected with the female end cap through threads.
According to the oil well cable tension detection device, the right end of the male pin body is connected with the male end cap in a threaded fit mode.
As a further optimization of the technical scheme, the oil well cable tension detection device provided by the invention is characterized in that a sealing ring is arranged between the female pin body connecting oil sleeve and the piston shaft, the sealing ring is arranged between the piston shaft and the piston, the sealing ring is arranged between the piston and the female pin body connecting oil sleeve, the sealing ring is arranged between the female pin body connecting oil sleeve and the tension sensor outer sleeve, the sealing ring is arranged between the tension sensor outer sleeve and the exhaust sleeve, the sealing ring is arranged between the female pin body and the female pin body connecting oil sleeve, the sealing ring is arranged between the exhaust sleeve and the inner connection body, the sealing ring is arranged between the male pin body connecting sleeve and the male pin body, the female pin body is a sealing pin body, and the inner connection body is a high-pressure sealing plug sleeve member.
The oil well cable tension detection device has the beneficial effects that:
according to the oil well cable tension detection device, the oil sleeve is connected with the female pin body through the tension sensor outer sleeve and slides relatively to adapt to the micro length change during the detection of the tension sensor; meanwhile, the tension sensor is sealed in the female pin body connecting oil sleeve, the tension sensor outer sleeve and the exhaust sleeve, so that the external pollution and corrosion are avoided; when the outer sleeve of the tension sensor is balanced by the piston and the female pin body is connected with the oil sleeve, the pressure of the inner cavity of the device is opposite, so that the tension detection precision is improved.
Drawings
The invention is described in further detail below with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of the female pin body connecting oil jacket of the present invention;
FIG. 3 is a schematic view of the female pin body structure of the present invention;
FIG. 4 is a partial schematic view of the first embodiment of the present invention;
FIG. 5 is a second partial schematic structural view of the present invention;
FIG. 6 is a schematic view of the hold-down assembly of the present invention;
FIG. 7 is a schematic view of a male pin body of the present invention;
FIG. 8 is a third schematic view of a portion of the present invention;
fig. 9 is a partial structural diagram of the present invention.
In the figure: a female pin body 1; the female needle body fixing threaded sleeve 2; the female pin body is connected with the oil sleeve 3; 3-1 parts of oil seal bolts; a slurry introduction hole 3-2; 3-3 of a limit screw sliding hole; a piston shaft 4; a piston 5; a tension sensor housing 6; a limiting screw hole 6-1; a tension sensor 7; an exhaust sleeve 8; 8-1 of an exhaust hole; an inner wiring body 9; a male pin body connecting sleeve 10; a male pin body 11; a male pin body fixing threaded sleeve 12; an extrusion sleeve 13; a hold-down assembly 14; a compacting plate 14-1; a lead frame 14-2; a sealing sleeve 14-3; a sliding sleeve 15; a snap ring 16; an anti-drop thread insert 17; a female end cap 18.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The first embodiment is as follows:
the embodiment is described below with reference to fig. 1 to 9, and an oil well cable tension detection device includes a female pin body 1, a female pin body fixing threaded sleeve 2, a female pin body connecting oil sleeve 3, a piston shaft 4, a piston 5, a tension sensor jacket 6, a tension sensor 7, an exhaust sleeve 8, a male pin body connecting sleeve 10, a male pin body 11 and a male pin body fixing threaded sleeve 12, wherein the female pin body 1 is connected to the left end of the female pin body connecting oil sleeve 3 through the female pin body fixing threaded sleeve 2, the left end of the piston shaft 4 is connected to the female pin body connecting oil sleeve 3 through a threaded fit, the piston 5 is slidably connected to the piston shaft 4, the piston 5 is located between the piston shaft 4 and the female pin body connecting oil sleeve 3, the left end of the tension sensor jacket 6 is connected to the right end inside the female pin body connecting oil sleeve 3 through a limit screw, the left end of the tension sensor 7 is connected to the piston shaft 4 through a threaded connection, the right end of the tension sensor 7 is connected with a tension sensor outer sleeve 6 through threads, the right end of the tension sensor outer sleeve 6 is connected with an exhaust sleeve 8 through thread matching, the right end of the exhaust sleeve 8 is fixedly connected with a male pin body connecting sleeve 10, and a male pin body 11 is connected with the right end of the male pin body connecting sleeve 10 through a male pin body fixing threaded sleeve 12; when the device is used, the female pin body connecting oil sleeve 3 and the exhaust sleeve 8 are filled with silicone oil, the female pin body 1 and the male pin body 11 are connected through a cable, and the length of the cable is slightly larger than the total length of the device so as to meet the requirement of the length change of the device when the tension changes; when the tension of the cable is increased, the tension sensor outer sleeve 6 slides leftwards relative to the oil sleeve 3 connected with the female pin body, and the tension sensor 7 is stretched under the action of the tension, so that the tension detection of the cable is realized through the tension sensor 7; in order to protect the tension sensor 7 from being corroded by underground dirty oil, the tension sensor 7 is arranged in a closed cavity, when the length of the device changes due to tension changes, the pressure difference between the pressure in the cavities at the left end and the pressure in the cavities at the right end of the tension sensor 7 can affect the tension detection precision, the piston 5 is arranged to be connected to the piston shaft 4 in a sliding mode, the left end of the piston 5 is the same as external oil, the pressure at the right end of the piston 5 is the pressure borne by the left end face of the tension sensor outer sleeve 6, the oil between the piston 5 and the tension sensor outer sleeve 6 is communicated between the tension sensor outer sleeve 6 and the tension sensor 7 through a gap between the tension sensor outer sleeve 6 and the piston shaft 4, and when the tension sensor outer sleeve 6 and the female pin body connecting oil sleeve 3 slide relatively under the tension effect, the piston 5 slides to the right side along the, The oil pressure between the piston shaft 4 and the tension sensor 7 avoids negative pressure generated between the balance piston 5, the tension sensor outer sleeve 6, the piston shaft 4 and the tension sensor 7 to block the tension sensor outer sleeve 6 and the female pin body to be connected with the oil sleeve 3 to slide relatively to influence the tension detection precision.
The second embodiment is as follows:
in the following, the present embodiment is described with reference to fig. 1 to 9, and the first embodiment is further described, the right end of the air release sleeve 8 is fixedly connected with the internal connection wire 9, and the air release sleeve 8 is isolated from the oil inside the male pin body connection sleeve 10 by the internal connection wire 9.
The third concrete implementation mode:
the present embodiment is described below with reference to fig. 1 to 9, and the present embodiment further describes the first embodiment, the internal connection body 9 is inserted into the right end inside the exhaust sleeve 8, the right end inside the exhaust sleeve 8 is inserted with the compression sleeve 13, the right end of the exhaust sleeve 8 is connected with the compression assembly 14 through a screw, the left end of the compression sleeve 13 is in contact with the internal connection body 9, the right end of the compression sleeve 13 is in contact with the left end face of the compression assembly 14, the compression assembly 14 compresses the compression sleeve 13 by screwing the screw, and the internal connection body 9 is compressed by the compression sleeve 13, so that the internal connection body 9 is fixed, the connection is convenient, and the sealing effect is good.
The fourth concrete implementation mode:
the embodiment is described below with reference to fig. 1 to 9, and the embodiment further describes the first embodiment, the pressing assembly 14 includes a pressing plate 14-1, a lead frame 14-2 and a sealing sleeve 14-3, the right end of the pressing plate 14-1 is fixedly connected to the lead frame 14-2, the right end of the lead frame 14-2 is fixedly connected to the sealing sleeve 14-3, the pressing plate 14-1 is connected to the right end of the exhaust sleeve 8 through a screw, a sliding sleeve 15 is disposed inside the male pin body connecting sleeve 10, the left end of the sliding sleeve 15 is sleeved to the right end of the outer end of the pressing plate 14-1, the sealing sleeve 14-3 is inserted into the sliding sleeve 15, a rubber sealing ring is disposed between the sealing sleeve 14-3 and the sliding sleeve 15, the lead frame 14-2 and the inner connecting body 9 can prevent the cable and the signal line of the tension sensor 7 from rotating and winding, the sealing sleeve 14-3 and the rubber sealing ring are used for avoiding the contact friction between the cable and the special inner part.
The fifth concrete implementation mode:
referring to fig. 1-9, the present embodiment will be described further, in which an oil injection hole, a slurry introduction hole 3-2, and a stop screw sliding hole 3-3 are provided in the female pin body connecting oil jacket 3, the oil injection hole is connected with an oil seal bolt 3-1 by screw thread fit, the oil injection hole is located in the female pin body connecting oil jacket 3 between the female pin body 1 and the piston shaft 4, the slurry introduction hole 3-2 is located at the left end of the piston 5, the stop screw sliding hole 3-3 is located at the right end of the piston 5, and the left end of the piston 5 is communicated with the outside through the slurry introduction hole 3-2.
The sixth specific implementation mode:
the embodiment is described below with reference to fig. 1 to 9, and the embodiment further describes the first embodiment, a limit screw hole 6-1 is arranged on the tension sensor outer sleeve 6, a limit screw is connected in the limit screw hole 6-1 in a threaded fit manner, the limit screw is connected in a limit screw sliding hole 3-3 in a sliding manner, and the relative sliding of the tension sensor outer sleeve 6 and the female pin body connecting oil sleeve 3 is sequentially used when the tension changes.
The seventh embodiment:
the present embodiment will be described with reference to fig. 1 to 9, and the present embodiment will be described with reference to the first embodiment, in which the exhaust sleeve 8 is provided with an exhaust hole 8-1, and the exhaust hole 8-1 is located in the exhaust sleeve 8 between the tension sensor 7 and the interconnector 9; the vent hole 8-1 is used for exhausting air when the device is assembled and filled with oil, and meanwhile, the vent hole 8-1 can also be filled with oil; the exhaust hole 8-1 is sealed by a bolt after oil is filled in the device.
The specific implementation mode is eight:
the embodiment is described below with reference to fig. 1 to 9, and the embodiment further describes the first embodiment, the left end of the female pin body 1 is rotatably connected with an anti-falling thread insert 17, the female pin body 1 is connected with a snap ring 16 in a snap-fit manner, the anti-falling thread insert 17 is sleeved outside the snap ring 16, and the left end of the anti-falling thread insert 17 is connected with a female end cap 18 through threads; the anti-drop thread insert 17 is axially fixed through the snap ring 16; when not in use, the female end cap 18 protects the female pin body 1 and prevents the female pin body 1 from being corroded.
The specific implementation method nine:
in the following description of the present embodiment with reference to fig. 1 to 9, the right end of the male pin body 11 is connected to the male end cap 19 by screw fitting, and the male pin body 11 is protected by the male end cap 19 to prevent the male pin body 11 from corrosion.
The detailed implementation mode is ten:
the following describes the embodiment with reference to fig. 1 to 9, which further describes the first embodiment, a sealing ring is disposed between the female pin body connecting oil jacket 3 and the piston shaft 4, a sealing ring is disposed between the piston shaft 4 and the piston 5, a sealing ring is disposed between the piston 5 and the female pin body connecting oil jacket 3, a sealing ring is disposed between the female pin body connecting oil jacket 3 and the tension sensor jacket 6, a sealing ring is disposed between the tension sensor jacket 6 and the exhaust sleeve 8, a sealing ring is disposed between the female pin body 1 and the female pin body connecting oil jacket 3, a sealing ring is disposed between the exhaust sleeve 8 and the inner connector 9, a sealing ring is disposed between the male pin body connecting sleeve 10 and the male pin body 11, the female pin body 1 is a sealing pin body, and the inner connector 9 is a high-pressure connector assembly, through above sealing connection, the oil in the device is sealed, external oil is prevented from entering devices and corroding internal devices of the device, and meanwhile, the phenomenon that internal oil pressure is uneven due to the fact that the oil in the internal cavity flows is avoided, and the tension detection precision is affected.
The invention relates to an oil well cable tension detection device, which has the working principle that: when the device is used, the female pin body connecting oil sleeve 3 and the exhaust sleeve 8 are filled with silicone oil, the female pin body 1 and the male pin body 11 are connected through a cable, and the length of the cable is slightly larger than the total length of the device so as to meet the requirement of the length change of the device when the tension changes; when the tension of the cable is increased, the tension sensor outer sleeve 6 slides leftwards relative to the oil sleeve 3 connected with the female pin body, and the tension sensor 7 is stretched under the action of the tension, so that the tension detection of the cable is realized through the tension sensor 7; in order to protect the tension sensor 7 from being corroded by underground dirty oil, the tension sensor 7 is arranged in a closed cavity, when the length of the device changes due to tension changes, the pressure difference between the pressure in the cavities at the left end and the pressure in the cavities at the right end of the tension sensor 7 can affect the tension detection precision, the piston 5 is arranged to be connected to the piston shaft 4 in a sliding mode, the left end of the piston 5 is the same as external oil, the pressure at the right end of the piston 5 is the pressure borne by the left end face of the tension sensor outer sleeve 6, the oil between the piston 5 and the tension sensor outer sleeve 6 is communicated between the tension sensor outer sleeve 6 and the tension sensor 7 through a gap between the tension sensor outer sleeve 6 and the piston shaft 4, and when the tension sensor outer sleeve 6 and the female pin body connecting oil sleeve 3 slide relatively under the tension effect, the piston 5 slides to the right side along the, The oil pressure between the piston shaft 4 and the tension sensor 7 avoids negative pressure generated between the balance piston 5, the tension sensor outer sleeve 6, the piston shaft 4 and the tension sensor 7 to block the tension sensor outer sleeve 6 and the female pin body to be connected with the oil sleeve 3 to slide relatively to influence the tension detection precision.
When the device is assembled: firstly, a signal wire of a cable and a tension sensor 7 penetrates through the signal wire, two ends of the cable are respectively connected with a female pin body 1 and a male pin body 11, a piston shaft 4 is connected with the right end of a female pin body connecting oil sleeve 3 through threads and is arranged in a piston 5, the right end of the tension sensor 7 is connected in a tension sensor outer sleeve 6 through threads, the left end of the tension sensor 7 is connected with the piston shaft 4 through threads, the tension sensor outer sleeve 6 is connected with the female pin body connecting oil sleeve 3 through a limiting screw, the tension sensor outer sleeve 6 and the female pin body connecting oil sleeve 3 can slide relatively smoothly, and then an exhaust sleeve 8, an inner connecting wire body 9, a male pin body connecting sleeve 10 and a male pin body 11 are installed.
It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and that various changes, modifications, additions and substitutions which are within the spirit and scope of the present invention and which may be made by those skilled in the art are also within the scope of the present invention.
Claims (7)
1. The utility model provides an oil well cable tension detection device, includes female needle inserting body (1), female fixed swivel nut of needle inserting body (2), female needle inserting body connection oil jacket (3), piston shaft (4), piston (5), tension sensor overcoat (6), tension sensor (7), exhaust cover (8), public needle inserting body adapter sleeve (10), public needle inserting body (11) and the fixed swivel nut of public needle inserting body (12), its characterized in that: the left end that female needle body (1) connects at female needle body connecting oil jacket (3) through female needle body fixed swivel nut (2), the left end of piston shaft (4) connects female needle body connecting oil jacket (3) through screw-thread fit, piston (5) sliding connection is on piston shaft (4), piston (5) are located between piston shaft (4) and female needle body connecting oil jacket (3), the left end of tension sensor overcoat (6) passes through stop screw and connects the right-hand member in female needle body connecting oil jacket (3) inside, the left end of tension sensor (7) passes through threaded connection piston shaft (4), the right-hand member of tension sensor (7) passes through threaded connection tension sensor overcoat (6), the right-hand member of tension sensor overcoat (6) passes through screw-thread fit connection exhaust sleeve (8), the right-hand member fixed connection male needle body adapter sleeve (10) of exhaust sleeve (8), the male pin body (11) is connected to the right end of the male pin body connecting sleeve (10) through a male pin body fixing threaded sleeve (12);
the right end of the exhaust sleeve (8) is fixedly connected with an inner connection body (9);
the internal wiring body (9) is inserted at the right end inside the exhaust sleeve (8), the right end inside the exhaust sleeve (8) is inserted with the extrusion sleeve (13), the right end of the exhaust sleeve (8) is connected with the compression assembly (14) through a screw, the left end of the extrusion sleeve (13) is contacted with the internal wiring body (9), and the right end of the extrusion sleeve (13) is contacted with the left end face of the compression assembly (14);
the compression assembly (14) comprises a compression disc (14-1), a lead frame (14-2) and a sealing sleeve (14-3), the right end of the compression disc (14-1) is fixedly connected with the lead frame (14-2), the right end of the lead frame (14-2) is fixedly connected with the sealing sleeve (14-3), the compression disc (14-1) is connected with the right end of the exhaust sleeve (8) through a screw, a sliding sleeve (15) is arranged inside the male pin body connecting sleeve (10), the left end of the sliding sleeve (15) is sleeved at the right end of the outer end of the compression disc (14-1), the sealing sleeve (14-3) is inserted in the sliding sleeve (15), and a rubber sealing ring is arranged between the sealing sleeve (14-3) and the sliding sleeve (15).
2. An oil well cable tension detecting device as claimed in claim 1, wherein: the oil injection structure is characterized in that an oil injection hole, a slurry introducing hole (3-2) and a limit screw sliding hole (3-3) are formed in the female pin body connecting oil sleeve (3), the oil injection hole is connected with an oil liquid sealing bolt (3-1) in a threaded fit mode, the oil injection hole is located in the female pin body connecting oil sleeve (3) between the female pin body (1) and the piston shaft (4), the slurry introducing hole (3-2) is located at the left end of the piston (5), and the limit screw sliding hole (3-3) is located at the right end of the piston (5).
3. An oil well cable tension detecting device as claimed in claim 2, wherein: the tension sensor is characterized in that a limiting screw hole (6-1) is formed in the tension sensor outer sleeve (6), a limiting screw is connected in the limiting screw hole (6-1) in a threaded matching mode, and the limiting screw is connected in a limiting screw sliding hole (3-3) in a sliding mode.
4. An oil well cable tension detecting device as claimed in claim 1, wherein: an exhaust hole (8-1) is formed in the exhaust sleeve (8), and the exhaust hole (8-1) is located in the exhaust sleeve (8) between the tension sensor (7) and the inner connector (9).
5. An oil well cable tension detecting device as claimed in claim 1, wherein: the left end of female needle body (1) is rotated and is connected anticreep swivel nut (17), snap ring (16) is connected to joint on female needle body (1), anticreep swivel nut (17) cup joints in the outside of snap ring (16), female end cap (18) of threaded connection is passed through to the left end of anticreep swivel nut (17).
6. An oil well cable tension detecting device as claimed in claim 1, wherein: the right end of the male pin body (11) is connected with a male end cap (19) through thread fit.
7. An oil well cable tension detecting device as claimed in claim 1, wherein: a sealing ring is arranged between the female needle body connecting oil sleeve (3) and the piston shaft (4), a sealing ring is arranged between the piston shaft (4) and the piston (5), a sealing ring is arranged between the piston (5) and the female pin body connecting oil sleeve (3), a sealing ring is arranged between the female pin body connecting oil sleeve (3) and the tension sensor outer sleeve (6), a sealing ring is arranged between the tension sensor outer sleeve (6) and the exhaust sleeve (8), a sealing ring is arranged between the female needle body (1) and the female needle body connecting oil sleeve (3), a sealing ring is arranged between the exhaust sleeve (8) and the inner connection body (9), a sealing ring is arranged between the male pin body connecting sleeve (10) and the male pin body (11), the female pin body (1) is a sealing pin body, and the internal connection body (9) is a high-pressure sealing plug sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810586657.9A CN108827519B (en) | 2018-06-06 | 2018-06-06 | Oil well cable tension detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810586657.9A CN108827519B (en) | 2018-06-06 | 2018-06-06 | Oil well cable tension detection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108827519A CN108827519A (en) | 2018-11-16 |
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| CN203742588U (en) * | 2013-12-25 | 2014-07-30 | 吉艾科技（北京）股份公司 | High-temperature slim-hole temperature, tension and slurry resistivity logging instrument |
| CN203835368U (en) * | 2013-12-25 | 2014-09-17 | 吉艾科技（北京）股份公司 | Conventional temperature, tension and mud resistivity logging instrument |
| CN205483368U (en) * | 2016-02-04 | 2016-08-17 | 中石化石油工程技术服务有限公司 | Real -time tension of passive cable in pit monitoring nipple joint |
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| CN108005636A (en) * | 2017-12-29 | 2018-05-08 | 黑龙江兰德超声科技股份有限公司 | A kind of head harness with detection tension force |
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| CN203742588U (en) * | 2013-12-25 | 2014-07-30 | 吉艾科技（北京）股份公司 | High-temperature slim-hole temperature, tension and slurry resistivity logging instrument |
| CN203835368U (en) * | 2013-12-25 | 2014-09-17 | 吉艾科技（北京）股份公司 | Conventional temperature, tension and mud resistivity logging instrument |
| CN203640722U (en) * | 2013-12-31 | 2014-06-11 | 大庆红祥寓科技有限公司 | Fluid column pressure monitor in shaft |
| CN205483368U (en) * | 2016-02-04 | 2016-08-17 | 中石化石油工程技术服务有限公司 | Real -time tension of passive cable in pit monitoring nipple joint |
| CN107727298A (en) * | 2017-11-23 | 2018-02-23 | 川南航天能源科技有限公司 | Perforation single-core cable underground tension force real-time monitoring system and its monitoring method |
| CN108005636A (en) * | 2017-12-29 | 2018-05-08 | 黑龙江兰德超声科技股份有限公司 | A kind of head harness with detection tension force |
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