Self-heating paraffin removal and control device for oil well
By designing a self-heating wax cleaning device in the oil well and heating the oil pipes with a heating plate, the problem of wax connection of the oil well is solved, and a low-cost and efficient wax cleaning effect is achieved, reducing safety hazards.
Patent Information
- Application Number
- CN202420813327.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-19
- Publication Date
- 2025-03-14
- Estimated Expiration
- 2034-04-19
AI Technical Summary
During oil mining, wax connection is prone to occur in oil wells, and the existing methods for inspection and inspection and wax cleaning are costly and pose safety hazards.
A self-heating and wax cleaning device for oil wells is designed, including oil pipes, platforms and heating devices. By setting a heating plate and roller on the surface of the oil pipe, heating the oil pipes is heated by heating the heating plate to melt the wax liquid to achieve the effect of wax cleaning.
It realizes the removal of wax liquid in the oil well at a lower cost, reduces safety risks, and improves wax cleaning efficiency through the design of the heating device.
Smart Images
Figure CN222615312U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of oil well maintenance, in particular to a self-heating wax cleaning and prevention device for an oil well. Background Art
[0002] Oil well maintenance is a key link to ensure the normal operation of oil wells, extend their service life, and improve oil production efficiency; oil wells are regularly inspected and monitored, including wellhead equipment, wellbore structure, oil layer conditions, etc. By monitoring the production, pressure, temperature and other parameters of the oil wells, abnormal conditions can be discovered in a timely manner, providing a basis for subsequent maintenance measures.
[0003] In view of the above-mentioned and existing related technologies, the inventors believe that the following defects often exist: during oil extraction, wax is prone to occur in the oil well, among which pump inspection and wax cleaning is a relatively common measure. Due to its own characteristics, the pump inspection and wax cleaning operation is not only too costly but also has safety hazards. Therefore, in view of the above problems, an oil well self-heating wax cleaning and prevention device is proposed. Utility Model Content
[0004] In order to make up for the deficiencies of the prior art, at least one technical problem raised in the background technology is solved.
[0005] The technical solution adopted by the utility model to solve its technical problems is: the utility model describes an oil well self-heating wax cleaning and prevention device, comprising an oil pipe, a platform and a heating device, wherein the platform is sleeved on the surface of the oil pipe; a heating device is provided on the surface of the oil pipe, and the heating device comprises two fixing frames, wherein the two fixing frames are sleeved on the surface of the oil pipe, a heating plate is fixedly connected to the surface of the fixing frame, a plurality of rollers are rotatably connected to the inner surface of the fixing frame, a power cord is fixedly connected to the upper surface of the heating plate, and when the power cord is connected to a power source, the heating plate will generate heat, thereby heating the oil pipe, and by arranging the heating plate, the oil pipe can be heated, thereby melting the wax liquid to achieve the effect of wax cleaning.
[0006] Preferably, a plurality of connecting blocks are fixedly connected to the surface of the fixing frame, and two connecting blocks close to each other form a group, and the inner walls of each group of connecting blocks are threadedly connected with positioning pins, and the positioning pins are rotated to the inner walls of the connecting blocks. The arrangement of the positioning pins and the connecting blocks can fix the fixing frame to the surface of the oil pipe.
[0007] Preferably, a sleeve is sleeved on the surface of the oil pipe, and the two fixing frames are inserted into the inner surface of the sleeve. When the fixing frames move, the fixing frames will move on the inner wall of the sleeve. The setting of the sleeve can protect the parts on the fixing frames.
[0008] Preferably, a sealing cover is inserted into the inner surface of the sleeve, and the power cord is inserted into the inner wall of the sealing cover. After the sleeve is installed, the sealing cover is put on the surface of the sleeve. The provision of the sealing cover can reduce the possibility of debris falling into the sleeve.
[0009] Preferably, a receiving groove is provided on the surface of the sleeve, and the fixing frame is inserted into the inner wall of the receiving groove of the sleeve. When the fixing frame moves, the fixing frame will move along the inner wall of the receiving groove of the sleeve. The provision of the receiving groove can facilitate the movement of the fixing frame.
[0010] Preferably, the surface of the platform is provided with two moving devices, and the moving devices include a placing rack, the bottom end of the placing rack is fixedly connected to the upper surface of the platform, the inner wall of the placing rack is rotatably connected to a rotating drum, the surface of the rotating drum is fixedly connected to a moving belt, the bottom end of the moving belt is fixedly connected to the upper surface of the fixed rack, the rotating drum drives the moving belt, and the moving belt drives the fixed rack to move, and the position of the fixed rack can be conveniently moved by arranging the placing rack, the rotating drum and the moving belt.
[0011] Preferably, a plurality of limit holes are provided on the surface of the rotating drum, and limit pins are threadedly connected to the inner wall of the placing rack and the inner wall of the limit holes of the rotating drum. Two turning handles are fixedly connected to the surface of the rotating drum. After the fixing frame is moved to a suitable position, the limit pins are rotated to the inner wall of the placing rack and the inner wall of the limit holes of the rotating drum, and the limit pins can limit the range of movement of the rotating drum.
[0012] The utility model is beneficial in that:
[0013] 1. When the oil pipe needs to be dewaxed, the utility model inserts the power cord into the inner wall of the sealing cover, and then installs the power cord on the surface of the heating plate, and then fits the two fixing frames together, rotates the positioning pins to the inner walls of the two connecting blocks, and then inserts the fixing frame into the inner wall of the storage groove of the sleeve, and inserts the sealing cover into the inner wall of the sleeve at the same time, and then connects the power cord and the power supply, and then pushes the fixing frame to drive the heating plate to move, and the fixing frame will also drive the roller to roll on the surface of the oil pipe. After the heating plate moves to a suitable position, stop moving the fixing frame, and then start the heating plate to heat the oil pipe. By setting the heating plate, the oil pipe can be heated to achieve the effect of dewaxing, and the operation can also be completed at a lower cost, while reducing safety hazards, and the sealing cover and the sleeve can protect the fixing frame and the heating plate to a certain extent.
[0014] 2. When the position of the fixed frame and the heating plate needs to be adjusted, the utility model turns the handle to drive the rotating drum to rotate, the rotating drum rotates on the inner wall of the placement frame, the rotating drum drives the moving belt to move, the moving belt drives the fixed frame and the heating plate to move, after the heating plate moves to a suitable position, the limit pin is rotated to the inner wall of the placement frame and the inner wall of the limit hole of the rotating drum. By setting the placement frame, the rotating drum and the moving belt, the position of the heating plate can be conveniently moved, and the heating plate can be restricted by the limit pin. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.
[0016] Figure 1 It is a schematic diagram of the three-dimensional structure of an oil pipe in an oil well self-heating wax cleaning and prevention device;
[0017] Figure 2 It is a three-dimensional structural schematic diagram of a sleeve in an oil well self-heating wax cleaning and prevention device;
[0018] Figure 3 A self-heating wax removal and prevention device for oil wells Figure 2 A schematic diagram of the structure at A;
[0019] Figure 4 It is a schematic diagram of the side view structure of an oil pipe in an oil well self-heating wax cleaning and prevention device;
[0020] Figure 5 A self-heating wax removal and prevention device for oil wells Figure 4 Schematic diagram of the structure at point B.
[0021] In the figure, 1, oil pipe; 2, platform; 3, heating device; 31, fixing frame; 32, heating plate; 33, roller; 34, power cord; 35, connecting block; 36, positioning pin; 37, sleeve; 38, sealing cover; 39, storage slot; 4, moving device; 41, placement frame; 42, rotating drum; 43, moving belt; 44, limiting hole; 45, limiting pin; 46, turning handle. DETAILED DESCRIPTION
[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0023] See also Figure 1-5As shown, a self-heating wax cleaning and prevention device for oil wells comprises an oil pipe 1, a platform 2 and a heating device 3, wherein the platform 2 is sleeved on the surface of the oil pipe 1; a heating device 3 is arranged on the surface of the oil pipe 1, and the heating device 3 comprises two fixing frames 31, wherein the two fixing frames 31 are sleeved on the surface of the oil pipe 1, a heating plate 32 is fixedly connected to the surface of the fixing frames 31, a plurality of rollers 33 are rotatably connected to the inner surface of the fixing frames 31, and a power cord 34 is fixedly connected to the upper surface of the heating plate 32; during operation, the fixing frames 31 are pushed to allow the fixing frames 31 to drive the heating plates 32 to move, and the fixing frames 31 drive the rollers 33 to roll on the surface of the oil pipe 1, and when the fixing frames 31 move, the power cord 34 is also driven to move, and after the heating plates 32 move to a suitable position, the power cord 34 is connected to the power supply, and the heating plates 32 generate heat, thereby heating the oil pipe 1, and by setting the heating plates 32, the oil pipe 1 can be heated, thereby melting the wax liquid to achieve the effect of wax cleaning.
[0024] A plurality of connection blocks 35 are fixedly connected to the surface of the fixing frame 31, and two connection blocks 35 close to each other form a group, and the inner wall of each group of the connection blocks 35 is threadedly connected with a positioning pin 36; when working, the positioning pin 36 is rotated to the inner wall of the connection block 35, and the setting of the positioning pin 36 and the connection block 35 can fix the fixing frame 31 on the surface of the oil pipe 1.
[0025] The surface of the oil pipe 1 is covered with a sleeve 37 , and the two fixing frames 31 are inserted into the inner surface of the sleeve 37 ; when working, the fixing frames 31 will move on the inner wall of the sleeve 37 , and the setting of the sleeve 37 can protect the parts on the fixing frames 31 .
[0026] A sealing cover 38 is inserted into the inner surface of the sleeve 37 , and the power cord 34 is inserted into the inner wall of the sealing cover 38 ; when working, the sealing cover 38 is sleeved on the surface of the sleeve 37 , and the setting of the sealing cover 38 can reduce the possibility of debris falling into the sleeve 37 .
[0027] The surface of the sleeve 37 is provided with a receiving groove 39 , and the fixing frame 31 is inserted into the inner wall of the receiving groove 39 of the sleeve 37 ; during operation, the fixing frame 31 moves on the inner wall of the receiving groove 39 of the sleeve 37 , and the opening of the receiving groove 39 can facilitate the movement of the fixing frame 31 .
[0028] Two moving devices 4 are provided on the surface of the platform 2, and the moving devices 4 include a placing rack 41, the bottom end of the placing rack 41 is fixedly connected to the upper surface of the platform 2, the inner wall of the placing rack 41 is rotatably connected with a rotating drum 42, the surface of the rotating drum 42 is fixedly connected with a moving belt 43, and the bottom end of the moving belt 43 is fixedly connected to the upper surface of the fixed rack 31; when working, the rotating drum 42 is rotated to make the rotating drum 42 rotate on the inner wall of the placing rack 41, the rotating drum 42 will drive the moving belt 43, and the moving belt 43 will drive the fixed rack 31 to move, and the position of the fixed rack 31 can be conveniently moved by setting the placing rack 41, the rotating drum 42 and the moving belt 43.
[0029] A plurality of limiting holes 44 are provided on the surface of the rotating drum 42, and limiting pins 45 are threadedly connected to the inner walls of the limiting holes 44 of the placing rack 41 and the rotating drum 42, and two turning handles 46 are fixedly connected to the surface of the rotating drum 42; when working, the limiting pins 45 are rotated to the inner walls of the limiting holes 44 of the placing rack 41 and the rotating drum 42, and when the rotating drum 42 needs to be rotated, the turning handle 46 is rotated to allow the turning handle 46 to drive the rotating drum 42 to rotate, and the limiting pins 45 can limit the range of movement of the rotating drum 42.
[0030] Working principle: when the oil pipe 1 needs to be dewaxed, the power cord 34 is inserted into the inner wall of the sealing cover 38, and then the power cord 34 is installed on the surface of the heating plate 32, and then the two fixing frames 31 are fitted, the positioning pin 36 is rotated to the inner walls of the two connecting blocks 35, and then the fixing frame 31 is inserted into the inner wall of the storage groove 39 of the sleeve 37, and the sealing cover 38 is inserted into the inner wall of the sleeve 37, and then the power cord 34 is connected to the power supply, and then the fixing frame 31 is pushed to allow the fixing frame 31 to drive the heating plate 32 to move, and the fixing frame 31 will also drive the roller 33 to roll on the surface of the oil pipe 1. After the heating plate 32 moves to the appropriate position, stop moving the fixing frame 31, and then start the heating plate 32 to allow the heating plate 32 to heat the oil pipe 1. By setting the heating plate 32, the oil pipe 1 can be heated from The wax removal effect can be achieved, and the operation can be completed at a lower cost while reducing safety hazards. The sealing cover 38 and the sleeve 37 can protect the fixed frame 31 and the heating plate 32 to a certain extent. When the position of the fixed frame 31 and the heating plate 32 needs to be adjusted, the handle 46 is turned to allow the handle 46 to drive the rotating drum 42 to rotate, and the rotating drum 42 rotates on the inner wall of the placement frame 41, and the rotating drum 42 drives the moving belt 43 to move, and the moving belt 43 drives the fixed frame 31 and the heating plate 32 to move. After the heating plate 32 moves to a suitable position, the limit pin 45 is rotated to the inner wall of the placement frame 41 and the inner wall of the limit hole 44 of the rotating drum 42. By setting the placement frame 41, the rotating drum 42 and the moving belt 43, the position of the heating plate 32 can be easily moved, and the limit pin 45 can limit the heating plate 32.
[0031] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.
[0032] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.
Claims
1. A self-heating wax removal and prevention device for oil wells, comprising an oil pipe (1), a platform (2) and a heating device (3), wherein the platform (2) is sleeved on the surface of the oil pipe (1); characterized in that: The surface of the oil pipe (1) is provided with a heating device (3), and the heating device (3) comprises two fixing frames (31), the two fixing frames (31) are sleeved on the surface of the oil pipe (1), the surfaces of the fixing frames (31) are fixedly connected with heating plates (32), the inner surfaces of the fixing frames (31) are rotatably connected with a plurality of rollers (33), and the upper surfaces of the heating plates (32) are fixedly connected with a power line (34).
2. The oil well self-heating wax removal and prevention device according to claim 1, characterized in that: A plurality of connection blocks (35) are fixedly connected to the surface of the fixing frame (31), and two connection blocks (35) close to each other form a group. The inner wall of each group of connection blocks (35) is threadedly connected with a positioning pin (36).
3. The oil well self-heating wax removal and prevention device according to claim 1, characterized in that: The surface of the oil pipe (1) is covered with a sleeve (37), and the two fixing frames (31) are inserted into the inner surface of the sleeve (37).
4. The oil well self-heating wax removal and prevention device according to claim 3 is characterized by: A sealing cover (38) is inserted into the inner surface of the sleeve (37), and the power cord (34) is inserted into the inner wall of the sealing cover (38).
5. The oil well self-heating wax removal and prevention device according to claim 4, characterized in that: A receiving groove (39) is provided on the surface of the sleeve (37), and the fixing frame (31) is inserted into the inner wall of the receiving groove (39) of the sleeve (37).
6. The oil well self-heating wax removal and prevention device according to claim 1, characterized in that: The surface of the platform (2) is provided with two moving devices (4), and the moving devices (4) include a placement frame (41), the bottom end of the placement frame (41) is fixedly connected to the upper surface of the platform (2), the inner wall of the placement frame (41) is rotatably connected to a rotating drum (42), the surface of the rotating drum (42) is fixedly connected to a moving belt (43), and the bottom end of the moving belt (43) is fixedly connected to the upper surface of the fixed frame (31).
7. The oil well self-heating wax removal and prevention device according to claim 6, characterized in that: A plurality of limiting holes (44) are provided on the surface of the rotating drum (42); the inner wall of the placement frame (41) and the inner wall of the limiting holes (44) of the rotating drum (42) are threadedly connected with limiting pins (45); and two rotating handles (46) are fixedly connected to the surface of the rotating drum (42).