CN216974801U - Special intermediate connector for heating body special for electric heating type hollow sucker rod - Google Patents
Special intermediate connector for heating body special for electric heating type hollow sucker rod Download PDFInfo
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- CN216974801U CN216974801U CN202220376062.2U CN202220376062U CN216974801U CN 216974801 U CN216974801 U CN 216974801U CN 202220376062 U CN202220376062 U CN 202220376062U CN 216974801 U CN216974801 U CN 216974801U
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- Prior art keywords
- cable
- sucker rod
- hollow sucker
- connector
- intermediate connector
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 21
- 238000005485 electric heating Methods 0.000 title abstract description 19
- 229920002313 fluoropolymer Polymers 0.000 claims description 6
- 230000006978 adaptation Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 6
- 239000003129 oil well Substances 0.000 abstract description 6
- 239000003921 oil Substances 0.000 description 15
- 238000005086 pumping Methods 0.000 description 12
- 238000010276 construction Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 239000000295 fuel oil Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 210000002445 nipple Anatomy 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of hollow sucker rods, in particular to a special intermediate connector for a heating body special for an electric heating type hollow sucker rod. The technical scheme comprises the following steps: the hollow sucker rod comprises an upper end hollow sucker rod body, an intermediate connector, an upper end cable and a lower end cable, wherein a cable fixing part is fixedly connected inside the intermediate connector, the lower end cable is fixed in the intermediate connector through the cable fixing part, a cable conductive head is arranged at the lower end of the upper end cable, a cable conductive seat is arranged at the upper end of the lower end cable, and the cable conductive head is matched with the cable conductive seat. According to the utility model, through the arrangement of the upper hollow sucker rod, the middle connector, the upper cable, the lower cable, the cable fixing part, the cable conductive head and the cable conductive seat, the rapid installation of the electric heating device can be completed in the inclined shaft, the current can be smoothly conveyed to the bottom of the oil well, the current cannot leak in the middle of the hollow rod, the fault rate is extremely low, and the use is safe and reliable.
Description
Technical Field
The utility model relates to the technical field of hollow sucker rods, in particular to a special intermediate connector for a heating body special for an electric heating type hollow sucker rod.
Background
With the increasing development of the oil exploitation industry, the technical requirements on the oil extraction heating device are higher and higher. In the known technology, the existing electric heating body of the heavy oil production well is mainly formed by connecting an alternating current power supply control cabinet with a transmission cable, wherein the cable is a transmission cable with a plastic insulating sheath copper wire core wire, the transmission cable is arranged in a hollow sucker rod in a penetrating mode, the bottom end of the transmission cable is connected with the hollow sucker rod through a cable connector at a pump, and the inserted heating cable heats underground crude oil to reduce viscosity.
In some areas of heavy oil exploitation in oil fields, construction areas are not wide enough, so that inclined wells are generated, the angle between the position of a well mouth and an oil well pump at the bottom is 79 degrees at the maximum, and because the inclination angle is too large, a heating body of an electric heating device cannot be smoothly put into the well, so that an intermediate conversion device, namely, an intermediate connector special for the heating body of the electric heating type hollow sucker rod, is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a special intermediate connector for a heating body special for an electric heating type hollow sucker rod aiming at the problems in the background technology.
The technical scheme of the utility model is as follows: the special intermediate connector for the heating body special for the electric heating type hollow sucker rod comprises an upper end hollow sucker rod and an intermediate connector arranged at the lower end of the upper end hollow sucker rod, wherein an upper end cable penetrates through the inside of the upper end hollow sucker rod, a lower end cable penetrates through the inside of the intermediate connector, a cable fixing part is fixedly connected to the inside of the intermediate connector, the lower end cable is fixed in the intermediate connector through the cable fixing part, a cable conductive head is arranged at the lower end of the upper end cable, a cable conductive seat is arranged at the upper end of the lower end cable, and the cable conductive head is matched with the cable conductive seat.
Through the arrangement of the upper hollow sucker rod, the middle connector, the upper cable, the lower cable, the cable fixing part, the cable conducting head and the cable conducting seat, when the electric heating device is installed, the lower hollow sucker rod is firstly put into the oil pumping hole, the lower cable is fixed in the middle connector through the cable fixing part, according to the construction scheme, when the position with larger well deviation data is reached, the middle connector is put into the oil pumping hole, the middle connector is connected with the lower hollow sucker rod, then the upper hollow sucker rod is put into the oil pumping hole, the upper hollow sucker rod is connected with the upper end of the middle connector, meanwhile, the cable conducting head of the upper cable is inserted into the cable conducting seat of the lower cable, the connection between the upper cable and the lower cable is realized, the quick installation of the electric heating device is completed, and the current can be smoothly conveyed to the bottom of an oil well.
Preferably, the lower extreme of upper end hollow sucker rod is equipped with the threaded sleeve, the upper end of intermediate junction ware is equipped with the thread head, threaded sleeve and thread head looks adaptation are convenient for be connected upper end hollow sucker rod and intermediate junction ware through the cooperation of threaded sleeve with the thread head, and the thread head of intermediate junction ware makes according to the threaded sleeve of upper end hollow sucker rod, can avoid appearing the screw thread and match not suitable.
Preferably, the position fixedly connected with high voltage resistant insulating layer that intermediate connector inner wall is close to the cable conducting seat, high voltage resistant insulating layer parcel is in the outside of cable conducting head and cable conducting seat junction, through the setting of high voltage resistant insulating layer, can play insulating protection to cable conducting head and cable conducting seat junction, improves the security.
Preferably, the intermediate connector is made of high-voltage-resistant fluoroplastic, and the high-voltage-resistant fluoroplastic has extremely high voltage resistance, so that the intermediate connector cannot be broken down by voltage during working, and current cannot leak in the middle of the hollow rod.
Preferably, the upper end of the upper end hollow sucker rod is provided with a connector, and the upper end of the upper end hollow sucker rod is conveniently and fixedly connected through the connector.
Preferably, the lower end of the middle connector is provided with a connecting sleeve, and the lower end of the middle connector is conveniently connected and fixed through the arrangement of the middle connector.
Compared with the prior art, the utility model has the following beneficial technical effects:
the special intermediate connector for the heating body of the electric heating type hollow sucker rod is characterized in that the upper end hollow sucker rod, the intermediate connector, the upper end cable, the lower end cable, the cable fixing piece, the cable conducting head and the cable conducting seat are arranged, when the electric heating type hollow sucker rod special heating body is installed, the lower end hollow sucker rod is firstly put into the oil pumping hole, the lower end cable is fixed in the intermediate connector through the cable fixing piece, according to the construction scheme, when the position with larger well deviation data is reached, the intermediate connector is put into the oil pumping hole and is connected with the lower end hollow sucker rod, then the upper end hollow sucker rod is put into the oil pumping hole to connect the upper end of the upper end hollow sucker rod with the upper end of the intermediate connector, meanwhile, the cable conducting head of the upper end cable is inserted into the cable conducting seat of the lower end cable to realize the connection of the upper end cable and the lower end cable, thereby completing the quick installation of the electric heating device, can carry the oil well bottom with the electric current smoothly, through the setting of high pressure resistant insulating layer, can play insulation protection to cable conducting head and cable conducting seat junction, improve the security, high pressure resistant fluoroplastics has high voltage resistance, can guarantee that the voltage of during operation can not puncture middle connector, can not cause the electric current to reveal in the middle of the hollow rod, and the fault rate is extremely low, uses safe and reliable.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a cross-sectional structural view of the present invention;
FIG. 3 is an enlarged view of the structure of FIG. 2A according to the present invention;
fig. 4 is a sectional view showing the construction of the intermediate connector of the present invention.
Reference numerals: 1. the upper end of the hollow sucker rod; 2. an intermediate connector; 3. an upper end cable; 4. a lower end cable; 5. a cable fixing member; 6. a cable conductive head; 7. a cable conductive seat; 8. a threaded sleeve; 9. a screw head; 10. a high voltage resistant insulating layer; 11. a connector; 12. a connecting sleeve.
Detailed Description
The technical solution of the present invention is further explained with reference to the accompanying drawings and specific embodiments.
Example one
As shown in fig. 1, 2, 3 and 4, the special intermediate connector for the heating body of the electric heating type hollow sucker rod comprises an upper hollow sucker rod 1 and an intermediate connector 2 arranged at the lower end of the upper hollow sucker rod 1, an upper cable 3 penetrates through the inside of the upper hollow sucker rod 1, a lower cable 4 penetrates through the inside of the intermediate connector 2, a cable fixing member 5 is fixedly connected to the inside of the intermediate connector 2, the lower cable 4 is fixed in the intermediate connector 2 through the cable fixing member 5, a cable conductive head 6 is arranged at the lower end of the upper cable 3, a cable conductive seat 7 is arranged at the upper end of the lower cable 4, the cable conductive head 6 is matched with the cable conductive seat 7, and through the arrangement of the upper hollow sucker rod 1, the intermediate connector 2, the upper cable 3, the lower cable 4, the cable fixing member 5, the cable conductive head 6 and the cable conductive seat 7, when in installation, a lower end hollow sucker rod (not shown) is firstly put into the oil pumping hole, a lower end cable 4 is fixed in the middle connector 2 through a cable fixing part 5, when the position with larger well deviation data is reached according to a construction scheme, the middle connector 2 is put into the oil pumping hole, the middle connector 2 is connected with the lower end hollow sucker rod, then an upper end hollow sucker rod 1 is put into the oil pumping hole, the upper end hollow sucker rod 1 is connected with the upper end of the middle connector 2, meanwhile, a cable conductive head 6 of an upper end cable 3 is inserted into a cable conductive seat 7 of the lower end cable 4, the connection of the upper end cable 3 and the lower end cable 4 is realized, thereby completing the quick installation of the electric heating device, smoothly conveying current to the bottom of an oil well, a threaded sleeve 8 is arranged at the lower end of the upper end hollow sucker rod 1, a threaded head 9 is arranged at the upper end of the middle connector 2, the threaded sleeve 8 is matched with the threaded head 9, the position, close to the cable conducting seat 7, of the inner wall of the intermediate connector 2 is fixedly connected with a high-voltage-resistant insulating layer 10, the high-voltage-resistant insulating layer 10 wraps the outer portion of the joint of the cable conducting head 6 and the cable conducting seat 7, and the intermediate connector 2 is made of high-voltage-resistant fluoroplastic.
The working principle of the special intermediate connector for the heating body of the electric heating type hollow sucker rod based on the embodiment 1 is as follows: through the arrangement of the upper hollow sucker rod 1, the middle connector 2, the upper cable 3, the lower cable 4, the cable fixing part 5, the cable conductive head 6 and the cable conductive seat 7, when the device is installed, the lower hollow sucker rod (not shown) is firstly put into the oil pumping hole, the lower cable 4 is fixed in the middle connector 2 through the cable fixing part 5, according to the construction scheme, when the device reaches the position with larger well deviation data, the middle connector 2 is put into the oil pumping hole, the middle connector 2 is connected with the lower hollow sucker rod, then the upper hollow sucker rod 1 is put into the oil pumping hole, the upper hollow sucker rod 1 is connected with the upper end of the middle connector 2, meanwhile, the cable conductive head 6 of the upper cable 3 is inserted into the cable conductive seat 7 of the lower cable 4, the connection of the upper cable 3 and the lower cable 4 is realized, thereby completing the rapid installation of the electric heating device, can carry the oil well bottom with the electric current smoothly, cooperation through threaded sleeve 8 and nipple 9, be convenient for be connected upper end hollow sucker rod 1 and intermediate junction ware 2, the nipple 9 of intermediate junction ware 2 makes according to the threaded sleeve 8 of upper end hollow sucker rod 1, can avoid appearing the screw thread matching improper, setting through high-pressure resistant insulating layer 10, can play insulation protection to cable conductive head 6 and cable conductive seat 7 junction, the security is improved, high-pressure resistant fluoroplastics has high voltage-resistant performance, can guarantee that the voltage of during operation can not puncture intermediate junction ware 2, can not cause the electric current to reveal in the middle of the hollow pole.
Example two
As shown in fig. 1, compared with the first embodiment, the special intermediate connector for a heating body of an electrothermal hollow sucker rod provided by the present invention further includes: the upper end of the upper hollow sucker rod 1 is provided with a connector 11, and the lower end of the middle connector 2 is provided with a connecting sleeve 12.
In this embodiment, through the setting of connector 11, be convenient for connect fixedly to the upper end of upper end hollow sucker rod 1, through the setting of intermediate junction ware 2, be convenient for connect fixedly to the lower extreme of intermediate junction ware 2.
The above embodiments are merely some preferred embodiments of the present invention, and those skilled in the art can make various alternative modifications and combinations of the above embodiments based on the technical solution of the present invention and the related teaching of the above embodiments.
Claims (6)
1. Special intermediate connector of electric heat formula hollow sucker rod special heating member, include upper end hollow sucker rod (1) and install intermediate connector (2), its characterized in that of upper end hollow sucker rod (1) lower extreme: the hollow sucker rod of upper end (1) inside is run through and is had upper end cable (3), the inside of intermediate junction ware (2) is run through and is had lower extreme cable (4), the inside fixedly connected with cable mounting (5) of intermediate junction ware (2), lower extreme cable (4) are fixed in intermediate junction ware (2) through cable mounting (5), the lower extreme of upper end cable (3) is provided with cable conductive head (6), the upper end of lower extreme cable (4) is provided with cable conductive seat (7), cable conductive head (6) and cable conductive seat (7) looks adaptation.
2. The special intermediate connector for the heating body of the electrothermal hollow sucker rod of claim 1, which is characterized in that: the lower extreme of upper end hollow sucker rod (1) is equipped with threaded sleeve (8), the upper end of intermediate junction ware (2) is equipped with screw thread head (9), screw thread sleeve (8) and screw thread head (9) looks adaptation.
3. The special intermediate connector for the heating body of the electrothermal hollow sucker rod of claim 1, which is characterized in that: the cable connector is characterized in that a high-voltage-resistant insulating layer (10) is fixedly connected to the position, close to the cable conductive seat (7), of the inner wall of the middle connector (2), and the high-voltage-resistant insulating layer (10) wraps the outer portion of the joint of the cable conductive head (6) and the cable conductive seat (7).
4. The special intermediate connector for the heating body of the electrothermal hollow sucker rod of claim 1, which is characterized in that: the middle connector (2) is made of high-pressure-resistant fluoroplastic.
5. The special intermediate connector for the heating body of the electrothermal hollow sucker rod of claim 1, which is characterized in that: the upper end of the upper hollow sucker rod (1) is provided with a connector (11).
6. The special intermediate connector for the heating body of the electrothermal hollow sucker rod of claim 1, which is characterized in that: the lower end of the middle connector (2) is provided with a connecting sleeve (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220376062.2U CN216974801U (en) | 2022-02-24 | 2022-02-24 | Special intermediate connector for heating body special for electric heating type hollow sucker rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220376062.2U CN216974801U (en) | 2022-02-24 | 2022-02-24 | Special intermediate connector for heating body special for electric heating type hollow sucker rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216974801U true CN216974801U (en) | 2022-07-15 |
Family
ID=82354144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220376062.2U Expired - Fee Related CN216974801U (en) | 2022-02-24 | 2022-02-24 | Special intermediate connector for heating body special for electric heating type hollow sucker rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216974801U (en) |
-
2022
- 2022-02-24 CN CN202220376062.2U patent/CN216974801U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220715 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |