CN219034685U - Electric heating device for sucker rod of electric pump well - Google Patents
Electric heating device for sucker rod of electric pump well Download PDFInfo
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- CN219034685U CN219034685U CN202320370720.1U CN202320370720U CN219034685U CN 219034685 U CN219034685 U CN 219034685U CN 202320370720 U CN202320370720 U CN 202320370720U CN 219034685 U CN219034685 U CN 219034685U
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Abstract
The utility model provides an electric heating device for an electric pumping rod of an electric pumping well, which comprises a hollow pumping rod, wherein the hollow pumping rod sequentially consists of a hollow section, a pumping rod nipple and a solid section, a special heating cable is connected in the hollow section in a penetrating way, the hollow section is divided into a plurality of hollow sections, auxiliary grooves are formed in the inner walls of the plurality of hollow sections, an adjusting component is arranged on the inner wall of each auxiliary groove, an oil pump is arranged at the bottom end of the solid section, and an auxiliary component is arranged on the surface of the special heating cable. Through with ceramic sleeve pipe and auxiliary tank block, install it with hollow segmentation, a plurality of electrothermal tube cooperation heating wire heats, and the intraductal heat of ceramic sleeve passes through heat transfer and spreads, cooperates the electrothermal film to heat the sucker rod, improves heating rate, and temperature data cooperation signal transducer and signal transmission optical cable that temperature sensor will detect send the signal to ground simultaneously, controls the temperature of sucker rod different positions, is convenient for judge the viscosity of different positions department in the well.
Description
Technical Field
The utility model belongs to the technical field of electric heating devices, and particularly relates to an electric heating device for an electric pumping rod of an electric pumping well.
Background
In the exploitation process, when crude oil is lifted from a well bottom to a well head along a well shaft, along with the continuous reduction of the temperature, wax is separated from the crude oil, so that the wax precipitation of a production string is caused, the efficiency of the pumping string is seriously affected after the wax precipitation of the pumping string, a hollow pumping rod is required to be heated by a heating system, and the hollow pumping rod is recorded by a hollow pumping rod electric heating device and oil extraction equipment disclosed by the retrieval application number of CN201821641615.2 and comprises a hollow pumping rod, wherein the hollow pumping rod comprises a hollow section, a pumping rod nipple and a solid section which are sequentially connected, and the inner wall of one end of the pumping rod nipple, which is close to the solid section, is filled with a conductive material; the glass fiber reinforced plastic coating is covered on the outer wall of the hollow sucker rod and at least covers the hollow section; a heating cable, the end of which comprises a terminal fitting filled with an electrically conductive material; the heating cable can stretch into the hollow section of hollow sucker rod, just the terminal joint can with the contact of sucker rod nipple joint inner wall and electrically conduct ", but the device still has following defect when using: when the existing sucker rod electric heating device is used, the sucker rod electric heating device cannot be adjusted according to different temperatures required by different positions of the sucker rod in a well, and a structure for carrying out secondary control on the surface temperature of the sucker rod is lacking, so that the sucker rod electric heating device of the electric pump well is required to be designed with strong practicability.
Disclosure of Invention
The utility model aims to provide an electric heating device for an electric pumping rod of an electric pumping well, and aims to solve the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the electric heating device for the pumping rod of the electric pumping well comprises a hollow pumping rod, wherein the hollow pumping rod sequentially consists of a hollow section, a pumping rod nipple and a solid section, a special heating cable is connected in the hollow section in a penetrating manner, the hollow section is divided into a plurality of hollow sections, auxiliary grooves are formed in the inner walls of the hollow sections, an adjusting component is arranged on the inner walls of the auxiliary grooves, an oil pump is arranged at the bottom end of the solid section, and an auxiliary component is arranged on the surface of the special heating cable;
the adjusting part is including installing a plurality of ceramic sleeve pipe on a plurality of auxiliary tank inner wall, a plurality of the standing groove has all been seted up at ceramic sleeve pipe's top, be provided with a plurality of electrothermal tube on the inner wall of standing groove, a plurality of the inside of electrothermal tube all is equipped with the heating wire, and top all with spacing ring fixed connection, the surface and the inner wall block of standing groove of spacing ring are connected, ceramic sleeve pipe inner wall's both sides all are equipped with temperature sensor, ceramic sleeve pipe's opposite side is equipped with the electrothermal film.
In order to facilitate the control of the temperature of the device and the maintenance of the internal structure of the device, as a preferable mode of the utility model, the auxiliary assembly comprises a plurality of heat-resistant rings arranged on the surface of the special heating cable, two sides of the plurality of heat-resistant rings are fixedly connected with the inner wall of the hollow section through connecting blocks, through holes are formed in the tops of the connecting blocks, signal transmission optical cables are inserted and connected on the inner walls of the through holes, a heat insulation layer is sleeved on the surface of the signal transmission optical cables, and a receiving seat is arranged at the bottom end of the signal transmission optical cable.
In order to facilitate the installation and fixation of a plurality of hollow sections, as one preferable mode of the utility model, one end of each of the plurality of hollow sections is provided with an annular groove, the other end of each of the plurality of hollow sections is fixedly provided with an annular bulge, the inner wall of each annular groove is in threaded connection with the surface of each annular bulge, and the bottom of the inner wall of each annular groove is provided with a sealing ring.
In order to facilitate the transmission of the heated temperature signal to the surface equipment, as a preferred embodiment of the utility model, a signal converter is arranged on one side of the receptacle, and the signal converter is electrically connected with the temperature sensor.
In order to enable the special heating cable to be electrified and heated, as one preferable mode of the utility model, the bottom end of the special heating cable is provided with a terminal connector, and the bottom of the terminal connector is in contact with the top of the sucker rod nipple and conducts electricity.
In order to facilitate the installation and connection of the hollow section of the sucker rod, as one preferable mode of the utility model, the top end of the hollow section is provided with a mounting ring, and the surface of the annular bulge is in clamping connection with a clamping groove arranged at the bottom of the mounting ring.
In order to prevent the heated crude oil from adhering to the surface of the sucker rod, as one preferable mode of the utility model, the surfaces of a plurality of hollow sections are all sleeved with glass fiber reinforced plastic coatings.
Compared with the prior art, the utility model has the beneficial effects that:
1) The ceramic sleeve is clamped with the auxiliary groove, the ceramic sleeve is installed with the hollow sections, the electric heating tubes are matched with the electric heating wires for heating, heat in the ceramic sleeve is transmitted out through heat transfer, the electric heating film on the surface of the ceramic sleeve is matched with the ceramic sleeve for heating the sucker rod, the heating speed is improved, meanwhile, the temperature sensor transmits detected temperature data to the signal converter, and the signal transmission optical cable is matched with the signal converter for transmitting signals to the ground, so that the temperature of different positions of the sucker rod is controlled, the practicability of the device is improved, and the viscosity of different positions in a well can be conveniently judged;
2) Through a plurality of heat-resisting ring cooperation a plurality of connecting block, be convenient for install special heating cable fixed in the hollow section of sucker rod, cooperation a plurality of through-hole is installed fixedly with two signal transmission optical cables simultaneously, avoids signal transmission optical cable and special heating cable contact, and the insulating layer on cooperation signal transmission optical cable surface can effectively prevent that the high temperature from producing the influence to it.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of the structure of the present utility model;
FIG. 3 is a schematic view of a portion of the structure of the present utility model;
FIG. 4 is a schematic view of the structure of the adjusting assembly of the present utility model;
fig. 5 is a schematic structural diagram of an auxiliary assembly according to the present utility model.
In the figure: 1. a hollow sucker rod; 11. a hollow section; 111. hollow sections; 112. an annular groove; 113. an annular protrusion; 114. a seal ring; 12. sucker rod nipple joint; 13. a solid section; 14. a special heating cable; 15. an auxiliary groove; 16. an oil pump; 17. a terminal fitting; 18. a mounting ring; 181. a clamping groove; 2. an adjustment assembly; 21. a ceramic sleeve; 22. a placement groove; 23. an electric heating tube; 24. a limiting ring; 25. a temperature sensor; 26. an electrothermal film; 3. an auxiliary component; 31. a heat-resistant ring; 32. a connecting block; 33. a through hole; 34. a signal transmission optical cable; 35. a thermal insulation layer; 36. a receiving seat; 37. a signal converter.
Detailed Description
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. 1-5, the present utility model provides the following technical solutions: the utility model provides an electric pump well sucker rod electric heater unit, including hollow sucker rod 1, hollow sucker rod 1 comprises hollow section 11, sucker rod nipple joint 12 and solid section 13 in proper order, and the inside interlude of hollow section 11 is connected with special heating cable 14, and hollow section 11 divide into a plurality of hollow segmentation 111, all has seted up auxiliary tank 15 on the inner wall of a plurality of hollow segmentation 111, is equipped with adjusting part 2 on the inner wall of auxiliary tank 15, and the bottom of solid section 13 is provided with oil-well pump 16, and special heating cable 14's surface is equipped with auxiliary part 3;
the adjusting part 2 comprises a plurality of ceramic sleeves 21 arranged on the inner wall of a plurality of auxiliary grooves 15, the tops of the plurality of ceramic sleeves 21 are provided with a placing groove 22, the inner wall of the placing groove 22 is provided with a plurality of electric heating pipes 23, the interiors of the plurality of electric heating pipes 23 are provided with electric heating wires, the tops are fixedly connected with a limiting ring 24, the surfaces of the limiting ring 24 are clamped and connected with the inner wall of the placing groove 22, two sides of the inner wall of the ceramic sleeve 21 are provided with temperature sensors 25, and the other side of the ceramic sleeve 21 is provided with an electric heating film 26.
When the device is specifically used, the ceramic sleeve 21 is clamped with the auxiliary groove 15, the ceramic sleeve is installed with the plurality of hollow sections 111, the electric heating wires are matched with the electric heating pipes 23 to heat, heat in the ceramic sleeve 21 is transmitted out through heat transfer, the electric heating film 26 matched with the surface of the ceramic sleeve heats the sucker rod, the heating speed is improved, meanwhile, the temperature sensor 25 transmits detected temperature data to the signal converter 37, the signal transmission optical cable 34 is matched with the signal to the ground, the temperature of different positions of the sucker rod is controlled, the practicability of the device is improved, and the viscosity of different positions in a well is conveniently judged.
In this embodiment, the auxiliary assembly 3 includes a plurality of heat-resistant rings 31 installed on the surface of the special heating cable 14, two sides of the plurality of heat-resistant rings 31 are fixedly connected with the inner wall of the hollow section 11 through a connecting block 32, a through hole 33 is formed at the top of the connecting block 32, a signal transmission optical cable 34 is inserted and connected on the inner wall of the through hole 33, a heat insulation layer 35 is sleeved on the surface of the signal transmission optical cable 34, and a receiving seat 36 is arranged at the bottom end of the signal transmission optical cable 34.
When the special heating cable is specifically used, the heat-resistant rings 31 are matched with the connecting blocks 32 to install and fix the special heating cable 14 in the hollow section 11 of the sucker rod, meanwhile, the through holes 33 are matched to install and fix the two signal transmission optical cables 34, the signal transmission optical cables 34 are prevented from being contacted with the special heating cable 14, and the heat insulation layer 35 matched with the surface of the signal transmission optical cables 34 can effectively prevent the influence of overhigh temperature on the special heating cable.
In this embodiment, an annular groove 112 is formed at one end of the plurality of hollow sections 111, an annular protrusion 113 is fixedly mounted at the other end of the plurality of hollow sections 111, the inner wall of the annular groove 112 is in threaded connection with the surface of the annular protrusion 113, and a sealing ring 114 is arranged at the bottom of the inner wall of the annular groove 112.
In specific use, the annular protrusion 113 is in snap connection with the annular protrusion 113, so that a plurality of hollow sections 111 are installed and fixed.
In this embodiment, a signal converter 37 is disposed on one side of the receiving seat 36, and the signal converter 37 is electrically connected to the temperature sensor 25.
In specific use, the temperature sensor 25 transmits detected temperature data to the signal converter 37, and the signal is sent to the ground in cooperation with the signal transmission optical cable 34 to control the temperatures of different positions of the sucker rod.
In this embodiment, the bottom end of the special heating cable 14 is provided with a terminal connector 17, and the bottom of the terminal connector 17 contacts and conducts electricity with the top of the sucker rod nipple 12.
In particular use, the terminal fitting 17 contacts and conducts electricity with the sucker rod nipple 12, thereby facilitating heating of the device.
In this embodiment, the top end of the hollow section 11 is provided with a mounting ring 18, and the surface of the annular protrusion 113 is in snap connection with a clamping groove 181 provided at the bottom of the mounting ring 18.
In specific use, the surface of the annular protrusion 113 is in clamping connection with the inner wall of the clamping groove 181, so that the hollow section 11 and the mounting ring 18 are conveniently mounted and fixed.
In this embodiment, the surfaces of the hollow sections 111 are all covered with a glass fiber reinforced plastic coating 19.
In particular use, the glass fiber reinforced plastic coating is used for protecting the surfaces of the hollow sections 111, so that substances in crude oil are prevented from adhering to the surfaces during heating.
Working principle: when the device is used, firstly, the plurality of heat-resistant rings 31 are matched with the plurality of connecting blocks 32, the special heating cable 14 is installed and fixed in the hollow section 11 of the sucker rod, meanwhile, the plurality of through holes 33 are matched for installing and fixing the two signal transmission optical cables 34, the signal transmission optical cables 34 are prevented from being contacted with the special heating cable 14, the heat insulation layer 35 matched with the surface of the signal transmission optical cables 34 can effectively prevent the excessive temperature from influencing the special heating cable, the ceramic sleeve 21 is clamped with the auxiliary groove 15, the ceramic sleeve is installed with the plurality of hollow sections 111, the heating wires are matched for heating through the plurality of electric heating tubes 23, heat in the ceramic sleeve 21 is transmitted through heat transfer, the electric heating film 26 matched with the surface of the ceramic sleeve is used for heating the sucker rod, the heating speed is improved, meanwhile, the temperature sensor 25 is used for transmitting detected temperature data to the signal converter 37, the signal transmission optical cables 34 are matched for transmitting signals to the ground, the temperature of different positions of the sucker rod is controlled, the practicability of the device is improved, and consistency of different positions in the well is convenient to judge.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (7)
1. The utility model provides an electric pump well sucker rod electric heater unit, includes hollow sucker rod (1), its characterized in that: the hollow sucker rod (1) sequentially comprises a hollow section (11), a sucker rod nipple (12) and a solid section (13), wherein a special heating cable (14) is inserted and connected inside the hollow section (11), the hollow section (11) is divided into a plurality of hollow sections (111), the inner walls of the hollow sections (111) are provided with auxiliary grooves (15), the inner walls of the auxiliary grooves (15) are provided with adjusting components (2), the bottom end of the solid section (13) is provided with an oil-well pump (16), and the surface of the special heating cable (14) is provided with auxiliary components (3);
the utility model provides an adjusting part (2) is including installing a plurality of ceramic sleeve (21) on the inner wall of a plurality of auxiliary tank (15), a plurality of standing groove (22) have all been seted up at the top of ceramic sleeve (21), be provided with a plurality of electrothermal tube (23) on the inner wall of standing groove (22), a plurality of electrothermal tube (23)'s inside all is equipped with the heating wire, and top all with spacing ring (24) fixed connection, the surface and the inner wall block of standing groove (22) of spacing ring (24) are connected, the both sides of ceramic sleeve (21) inner wall all are equipped with temperature sensor (25), the opposite side of ceramic sleeve (21) is equipped with electrothermal film (26).
2. An electrical heating apparatus for an electrical pumping rod of an electrical pumping well according to claim 1, wherein: the auxiliary assembly (3) comprises a plurality of heat-resistant rings (31) arranged on the surface of a special heating cable (14), wherein two sides of each heat-resistant ring (31) are fixedly connected with the inner wall of a hollow section (11) through connecting blocks (32), through holes (33) are formed in the tops of the connecting blocks (32), signal transmission optical cables (34) are inserted and connected on the inner walls of the through holes (33), heat insulation layers (35) are sleeved on the surfaces of the signal transmission optical cables (34), and receiving seats (36) are arranged at the bottom ends of the signal transmission optical cables (34).
3. An electrical heating apparatus for an electrical pumping rod of an electrical pumping well according to claim 1, wherein: an annular groove (112) is formed in one end of each hollow section (111), annular protrusions (113) are fixedly arranged at the other ends of the hollow sections (111), the inner walls of the annular grooves (112) are in threaded connection with the surfaces of the annular protrusions (113), and sealing rings (114) are arranged at the bottoms of the inner walls of the annular grooves (112).
4. An electrical heating apparatus for an electrical pumping rod of an electrical pumping well according to claim 2, wherein: one side of the receiving seat (36) is provided with a signal converter (37), and the signal converter (37) is electrically connected with the temperature sensor (25).
5. An electrical heating apparatus for an electrical pumping rod of an electrical pumping well according to claim 1, wherein: the bottom of special heating cable (14) is equipped with terminal connector (17), the bottom of terminal connector (17) and the top contact of sucker rod nipple joint (12) and electrically conduct.
6. An electrical heating apparatus for a sucker rod of an electrical pump well according to claim 3, wherein: the top of the hollow section (11) is provided with a mounting ring (18), and the surface of the annular bulge (113) is in clamping connection with a clamping groove (181) formed in the bottom of the mounting ring (18).
7. An electrical heating apparatus for an electrical pumping rod of an electrical pumping well according to claim 1, wherein: the surfaces of the hollow sections (111) are respectively sleeved with a glass fiber reinforced plastic coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320370720.1U CN219034685U (en) | 2023-03-03 | 2023-03-03 | Electric heating device for sucker rod of electric pump well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320370720.1U CN219034685U (en) | 2023-03-03 | 2023-03-03 | Electric heating device for sucker rod of electric pump well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219034685U true CN219034685U (en) | 2023-05-16 |
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ID=86285787
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320370720.1U Active CN219034685U (en) | 2023-03-03 | 2023-03-03 | Electric heating device for sucker rod of electric pump well |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219034685U (en) |
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2023
- 2023-03-03 CN CN202320370720.1U patent/CN219034685U/en active Active
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