CN213016261U - Sand bailing device for oil field downhole operation - Google Patents
Sand bailing device for oil field downhole operation Download PDFInfo
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- CN213016261U CN213016261U CN202021596674.XU CN202021596674U CN213016261U CN 213016261 U CN213016261 U CN 213016261U CN 202021596674 U CN202021596674 U CN 202021596674U CN 213016261 U CN213016261 U CN 213016261U
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Abstract
The utility model provides a bailing device for oil field borehole operation, including a bailing section of thick bamboo and a sand outlet pipe, the sand inlet of a sand outlet pipe is linked together with the sand outlet of a sand section of thick bamboo, be provided with the bailing device in the bailing section of thick bamboo, carry out oil feed, oil sand separation and sand grain by the bailing device and carry, the bailing device comprises oil feeding mechanism and sand conveying mechanism, oil feeding mechanism and sand conveying mechanism all set up in the bailing section of thick bamboo, just the oil-out of oil feeding mechanism is connected in the oil inlet of sand conveying mechanism, the utility model discloses convenient to use, reliable and stable can carry out lasting bailing operation to the oil well, utilize the oil feeding mechanism in the bailing device, sustainably provide oil for the device; meanwhile, through the sand feeding mechanism, sand grains in the petroleum can be separated, and the filtered sand grains are fed out of the device through the spiral feeding rod, so that the device has better practicability.
Description
Technical Field
The utility model relates to an oil well bailing operation instrument technical field especially relates to an oil field is bailing device for borehole operation.
Background
With the continuous improvement of economy, the demand of the whole society on oil resources is increased, however, with the continuous exploitation of oil in an oil field, a large amount of sand grains are mixed in the oil in an oil well, the quality of the oil is reduced, and meanwhile, the cost of the oil exploitation later stage and the crude oil treatment is increased, so that the removal of the sand grains mixed in the oil well is of great importance to the oil exploitation. For example, chinese patent application No. CN210289682U, entitled "a downhole jet bailing device", filed as 2019.08.16, also discloses an oil well bailing device, because oil is viscous, the oil is not easy to enter the device during the actual use, so the oil processing amount per unit time of the device is small, and the oil processing efficiency of the device is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to solve the problems in the prior art, and provides a simple and practical oil supply mechanism which can continuously supply oil to the device by using the oil supply mechanism of the bailing device; simultaneously, utilize and send sand mechanism, carry out the oil sand separation to the oil in the entering device to transport the sand grain that filters out to the device through the spiral feed rod outside, have better practicality and higher treatment effeciency's oil well bailing device.
In order to solve the technical problem, the utility model discloses a technical scheme is: the utility model provides an oil well bailing device, includes a bailing section of thick bamboo and goes out the sand pipe, the sand inlet that goes out the sand pipe is linked together with the sand outlet of a bailing section of thick bamboo, be provided with the bailing device in the bailing section of thick bamboo, carry out oil feed, oil sand separation and sand grain by the bailing device and carry, the bailing device comprises oil feeding mechanism and sand conveying mechanism, oil feeding mechanism and sand conveying mechanism all set up in a bailing section of thick bamboo, just oil feeding mechanism's oil-out is connected in the oil inlet of sand conveying mechanism.
Furthermore, the oil supply mechanism comprises a driving assembly, a piston, an oil inlet ball valve and an oil outlet ball valve, wherein the cylinder wall of the bailing cylinder is respectively provided with an accommodating cavity, a piston hole channel and an oil conveying channel, two ends of the piston hole channel are respectively communicated with the oil conveying channel and the accommodating cavity, the driving assembly is arranged in the accommodating cavity, an output end of the driving assembly is connected with an input end of the piston, the piston is matched and arranged in the piston hole channel in a sliding manner, the oil inlet ball valve is matched and arranged at an oil inlet of the oil conveying channel, and the oil outlet ball valve is matched and arranged at an oil outlet of the.
Further, the oil supply mechanism is provided in multiple groups.
Furthermore, the driving assembly comprises a driving motor, an eccentric wheel and a connecting rod, the driving motor is connected to the inner wall of the accommodating cavity, the eccentric wheel is fixedly sleeved on the output end of the driving motor, an eccentric shaft is arranged on the eccentric wheel, one end of the connecting rod is rotatably connected to the eccentric shaft, and the other end of the connecting rod is hinged to the input end of the piston.
Further, an oil inlet of the oil transportation channel is provided with a filter plate.
Further, the bottom of the oil inlet ball valve is connected with the filter plate through a group of first springs.
Furthermore, the bottom of the oil outlet ball valve is connected with the inner wall of the oil conveying channel through a group of second springs.
Further, send sand mechanism to include spiral porter bar and storage sand storehouse, the spiral porter bar cooperatees to rotate and sets up inside a bailing section of thick bamboo, storage sand storehouse cooperatees to overlap and locates on the spiral porter bar, and this storage sand storehouse is connected on the inner wall of a bailing section of thick bamboo.
Furthermore, a plurality of groups of net holes are uniformly formed in the side wall of the sand storage bin, the sand storage bin is in a round table shape, and the diameter of the sand storage bin is gradually increased from a sand inlet of the bailing barrel to a sand outlet of the bailing barrel.
Furthermore, an air supply pipe penetrates through the upper barrel wall of the bailing barrel, the exhaust pipe is connected to the bottom end of the bailing barrel, and the air inlet end of the exhaust pipe is communicated with the air outlet end of the air supply pipe.
Furthermore, a plurality of groups of air holes are uniformly formed in the exhaust pipe.
Furthermore, the end part of the spiral feeding rod is connected with a crushing cutter head, and a plurality of groups of crushing teeth are uniformly distributed on the crushing cutter head.
The utility model has the advantages and positive effects that: the utility model has convenient use, stability and reliability, can carry out continuous bailing operation on the oil well, and can continuously provide oil for the device by utilizing the oil supply mechanism in the bailing device; simultaneously, through sending sand mechanism, can separate out the sand grain in the oil to send out the sand grain that filters out to the device outside through the spiral feed rod, improve the bailing efficiency of oil well, and have better practicality.
Drawings
Fig. 1 is a front sectional view of the present invention.
Fig. 2 is a schematic structural diagram of the present invention.
Fig. 3 is a schematic structural view of the drive mechanism.
Fig. 4 is a block diagram of the electrical connection between the drive motor and the controller.
In the figure: the sand bailing device comprises a sand bailing cylinder 1, an oil supply mechanism 2, a driving assembly 21, a driving motor 211, an eccentric wheel 212, a connecting rod 213, a piston 22, an oil inlet ball valve 23, an oil outlet ball valve 24, a sand feeding mechanism 3, a spiral feeding rod 31, a sand storage bin 32, a filter plate 4, a first spring 5, a second spring 6, an air feeding pipe 7, an exhaust pipe 8, a crushing cutter head 9 and a sand outlet pipe 10.
Detailed Description
For a better understanding of the present invention, the following further description is given in conjunction with the following embodiments and accompanying drawings.
The utility model provides an oil well bailing device, includes bailing section of thick bamboo 1 and goes out sand pipe 10, and the sand inlet of going out sand pipe 10 is linked together with the sand outlet of bailing section of thick bamboo 1, be provided with the bailing device in the bailing section of thick bamboo 1, carry out oil feed, oil sand separation and sand grain by the bailing device and carry, the bailing device comprises oil supply unit 2 and sand feeding mechanism 3, oil supply unit 2 and sand feeding mechanism 3 all set up in bailing section of thick bamboo 1, just the oil-out of oil supply unit 2 is connected in the oil inlet of sand feeding mechanism 3, through utilizing sand feeding mechanism 2, can continuously send the oil in the oil well into sand feeding mechanism 3, utilizes sand feeding mechanism 3 to realize the oil sand separation, sends sand grain through bailing section of thick bamboo 1 to in the play sand pipe 10 that is linked together rather than the sand outlet, via a sand pipe 10 discharge device outside, so practicality is better.
Further, the oil supply mechanism 2 includes a driving assembly 21, a piston 22, an oil inlet ball valve 23 and an oil outlet ball valve 24, the barrel wall of the bailing barrel 1 is respectively provided with an accommodating cavity, a piston hole passage and an oil delivery passage, two ends of the piston hole passage are respectively communicated with the oil delivery passage and the accommodating cavity, the driving assembly 21 is arranged in the accommodating cavity, an output end of the driving assembly 21 is connected with an input end of the piston 22, the piston 22 is arranged in the piston hole passage in a matched and sliding manner, the oil inlet ball valve 23 is arranged in an oil inlet of the oil delivery passage in a matched manner, the oil outlet ball valve 24 is arranged in an oil outlet of the oil delivery passage in a matched manner, a sealing cavity is formed in the oil delivery passage by the piston 22, the oil inlet ball valve 23 and the oil outlet ball valve 24, when the driving assembly 21 drives the piston 22 to ascend, since the external pressure, the ascending oil inlet ball valve 23 drives the first spring 5 to elongate, and the oil outlet ball valve 24 is in a closed state at the moment, so that the petroleum is pressed into the petroleum transportation channel; when the piston 22 descends, the first spring 5 recovers to the original state by utilizing the self restoring force, and drives the oil inlet ball valve 23 to recover to the original position, so that the oil inlet ball valve is in the closed state, meanwhile, the oil in the sealing cavity can push the oil outlet ball valve 24 to ascend, so that the oil outlet ball valve is in the open state, and the second spring 6 is lengthened, so that the oil in the sealing cavity is pressed into the sand feeding mechanism 3 through the oil outlet, due to the repeated up-and-down reciprocating motion of the piston 22, the oil supply mechanism 2 continuously conveys the oil for the device, the oil to be treated is conveyed into the sand feeding mechanism 3 to be treated, and the treated oil is discharged out of the device through the mesh hole in the side wall of the sand storage bin 32.
Furthermore, the oil supply mechanisms 2 are arranged into a plurality of groups, so that the oil supply amount of the oil supply mechanisms 2 to the device is increased.
Further, the driving assembly 21 includes a driving motor 211, an eccentric wheel 212 and a connecting rod 213, the driving motor 211 is connected to the inner wall of the accommodating cavity, the eccentric wheel 212 is fixedly sleeved on the output end of the driving motor 211, an eccentric shaft is disposed on the eccentric wheel 212, one end of the connecting rod 213 is rotatably connected to the eccentric shaft, the other end of the connecting rod 213 is hinged to the input end of the piston 22, the rotating driving motor 211 drives the eccentric wheel 212 at the output end to rotate, and since the two ends of the connecting rod 213 are respectively connected to the eccentric shaft and the input end of the piston 22, the rotating eccentric wheel 212 can drive the piston 22 to move up or down through the connecting rod 213, so that the piston 22 continuously reciprocates up and down along.
Further, the oil inlet of oil transportation passageway is provided with filter 4, filters through filter 4 great sand block in to the oil, prevents that the ware from blockking up the oil transportation passageway.
Further, the bottom of the oil inlet ball valve 23 is connected with the filter plate 4 through a group of first springs 5, the first springs 5 are connected between the bottom of the oil inlet ball valve 23 and the filter plate 4, the oil inlet ball valve 23 is prevented from being separated from an oil inlet, and the restoring force of the oil inlet ball valve 23 is utilized, so that the oil inlet ball valve 23 can be restored to the original position when being closed.
Further, be connected through a set of second spring 6 between the ball valve 24 bottom of producing oil and the oil transportation passageway inner wall, through connect second spring 6 between ball valve 24 bottom of producing oil and oil transportation passageway inner wall, prevent that the ball valve 24 of producing oil breaks away from oil outlet department to utilize its self restoring force, make the ball valve 24 of producing oil can reply to former when closing.
Further, the sand feeding mechanism 3 comprises a spiral feeding rod 31 and a sand storage bin 32, the spiral feeding rod 31 is rotatably arranged inside the bailing barrel 1 in a matching manner, the sand storage bin 32 is sleeved on the spiral feeding rod 31 in a matching manner, the sand storage bin 32 is connected to the inner wall of the bailing barrel 1, a plurality of groups of mesh holes are uniformly formed in the side wall of the sand storage bin 32, the sand storage bin (32) is in a circular truncated cone shape, the diameter of the sand storage bin 32 is gradually increased from a sand inlet of the bailing barrel 1 to a sand outlet thereof, oil entering the sand feeding mechanism 3 is filtered by the side wall of the sand storage bin 32 to separate sand grains in the oil, the filtered oil is discharged out of the mesh holes in the side wall of the sand storage bin 32 and slides to the bottom thereof through the side wall of the sand storage bin 32, and the sand grains are fed to the sand outlet by the rotary spiral feeding rod 31 and then are fed out of the device through the sand outlet.
Further, an air supply pipe 7 penetrates through the upper barrel wall of the bailing barrel 1, an exhaust pipe 8 is connected to the bottom end of the bailing barrel 1, the air inlet end of the exhaust pipe 8 is communicated with the air outlet end of the air supply pipe 7, multiple groups of air holes are uniformly formed in the exhaust pipe 8, high-pressure air is supplied to the exhaust pipe 8 through the air supply pipe 7, the air can blow sand grains in the bottom of an oil layer, the sand grains are mixed into oil conveniently, and then the oil and sand separation treatment is carried out through the device.
Further, the end of the screw feed rod 31 is connected with a crushing cutter head 9, a plurality of groups of crushing teeth are uniformly distributed on the crushing cutter head 9, the crushing cutter head 9 can rotate along with the screw feed rod 31, and crushing treatment is carried out on a sand layer deposited in an oil well and a larger sand block by using the crushing teeth on the crushing cutter head 9.
In addition, bolts can be used for connecting the driving motor 211 and the accommodating cavity, the sand storage bin 32 and the bailing cylinder 1, and the filter plate 4 and the bailing cylinder 1, the driving motor 211 and the eccentric wheel 212 can be connected by metal keys, and the exhaust pipe 8 can be annular, so that the exhaust is more uniform; the specific structures and the working principles of the piston 22, the oil inlet ball valve 23, the oil outlet ball valve 24, the spiral feeding rod 31 and the driving motor 211 belong to the prior art in the technical field; wherein specific electric connection structure, electric connection mode and electric connection relation between the controller of driving motor 211 and oil well bailing device all belong to this technical field prior art, and this application does not improve it, and the event is no longer repeated.
The utility model has convenient use, stability and reliability, can carry out continuous bailing operation on the oil well, and can continuously provide oil for the device by utilizing the oil supply mechanism 2 in the bailing device; simultaneously, utilize and send sand mechanism 3, can separate out the sand grain in the oil to filter out the sand grain and send to the device through spiral feed rod 31 outside, have better practicality, the utility model discloses a concrete working process as follows:
the device is placed in an oil well, the device is started, so that the spiral feeding rod 31, the driving motor 211 and the air injection mechanism start to work, the rotary spiral feeding rod 31 drives the crushing cutter head 9 connected with the rotary spiral feeding rod to rotate, and crushing teeth on the crushing cutter head 9 are utilized to crush larger gravels; meanwhile, the air supply pipe 7 conveys high-pressure gas into the exhaust pipe 8 and discharges the high-pressure gas into the petroleum through air holes formed in the exhaust pipe 8, so that sand grains are mixed into the petroleum; meanwhile, the driving motor 211 drives the eccentric wheel 212 at the output end to rotate, and because two ends of the connecting rod 213 are respectively connected to the eccentric shaft and the input end of the piston 22, the rotating eccentric wheel 212 can drive the piston 22 to continuously perform reciprocating motion of ascending and descending along a piston pore passage through the connecting rod 213, a sealed cavity is formed in the oil delivery channel by the piston 22, the oil inlet ball valve 23 and the oil outlet ball valve 24, when the driving assembly 21 drives the piston 22 to ascend, the pressure in the sealed cavity is smaller than the external pressure, the external pressure pushes the oil inlet ball valve 23 to ascend and open an oil inlet, the ascending oil inlet ball valve 23 drives the first spring 5 to elongate, and at the moment, the oil outlet ball valve 24 is in a closed state, so that oil is pressed into the oil delivery channel; when the piston 22 descends, the first spring 5 recovers to the original state by utilizing the self-restoring force and drives the oil inlet ball valve 23 to recover to the original position, so that the oil inlet ball valve is in a closed state, meanwhile, the oil in the sealing cavity pushes the oil outlet ball valve 24 to ascend, so that the oil outlet ball valve is in an open state, and the second spring 6 is lengthened, so that the oil is pressed into the sand feeding mechanism 3 through the oil outlet, and the oil feeding mechanism 2 continuously feeds the oil for the device due to the repeated up-and-down reciprocating motion of the piston 22; the petroleum entering the sand feeding mechanism 3 is filtered by the side wall of the sand storage bin 32, sand grains in the petroleum are separated and slide to the bottom of the sand storage bin 32 through the side wall of the sand storage bin, and the sand grains pass through the sand discharging pipe 10 by utilizing the rotary spiral feeding rod 31 and are discharged out of the device through the sand discharging pipe 10.
The embodiments of the present invention have been described in detail, but the description is only for the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention should be covered by the present patent.
Claims (10)
1. The utility model provides an oil field is bailing device for borehole operation, includes a bailing section of thick bamboo (1) and goes out sand pipe (10), the sand inlet of going out sand pipe (10) is linked together its characterized in that with the sand outlet of a bailing section of thick bamboo (1): be provided with the bailing device in bailing jar (1), carry out oil feed, oil sand separation and sand grain by the bailing device and carry, the bailing device comprises oil supply mechanism (2) and sand feeding mechanism (3), oil supply mechanism (2) and sand feeding mechanism (3) all set up in bailing jar (1), just the oil-out of oil supply mechanism (2) is connected in the oil inlet of sand feeding mechanism (3).
2. The bailing device for oil field downhole operation according to claim 1, characterized in that: the oil supply mechanism (2) comprises a driving assembly (21), a piston (22), an oil inlet ball valve (23) and an oil outlet ball valve (24), wherein a containing cavity, a piston hole channel and an oil conveying channel are respectively formed in the wall of the bailing cylinder (1), two ends of the piston hole channel are respectively communicated with the oil conveying channel and the containing cavity, the driving assembly (21) is arranged in the containing cavity, the output end of the driving assembly is connected with the input end of the piston (22), the piston (22) is matched and arranged in the piston hole channel in a sliding mode, the oil inlet ball valve (23) is matched and arranged in an oil inlet of the oil conveying channel, and the oil outlet ball valve (24) is matched and arranged at an oil outlet of the oil.
3. The bailing device for oil field downhole operation according to claim 2, characterized in that: the driving assembly (21) comprises a driving motor (211), an eccentric wheel (212) and a connecting rod (213), the driving motor (211) is connected to the inner wall of the accommodating cavity, the eccentric wheel (212) is fixedly sleeved on the output end of the driving motor (211), an eccentric shaft is arranged on the eccentric wheel (212), one end of the connecting rod (213) is rotatably connected to the eccentric shaft, and the other end of the connecting rod is hinged to the input end of the piston (22).
4. The bailing device for oil field downhole operation according to claim 2, characterized in that: and an oil inlet of the oil transportation channel is provided with a filter plate (4).
5. The bailing device for oil field downhole operation according to claim 2, characterized in that: the bottom of the oil inlet ball valve (23) is connected with the filter plate (4) through a group of first springs (5).
6. The bailing device for oil field downhole operation according to claim 2, characterized in that: the bottom of the oil outlet ball valve (24) is connected with the inner wall of the oil conveying channel through a group of second springs (6).
7. The bailing device for oil field downhole operation according to claim 1, characterized in that: send sand mechanism (3) to include spiral feed rod (31) and storage sand storehouse (32), spiral feed rod (31) cooperate to rotate and set up inside bailing section of thick bamboo (1), storage sand storehouse (32) cooperate to overlap and locate on spiral feed rod (31), and this storage sand storehouse (32) are connected on the inner wall of bailing section of thick bamboo (1).
8. The bailing device for oil field downhole operation according to claim 7, wherein: the sand storage bin is characterized in that a plurality of groups of net holes are uniformly formed in the side wall of the sand storage bin (32), the sand storage bin (32) is in a round table shape, and the diameter of the sand storage bin (32) is gradually increased from a sand inlet of the bailing barrel (1) to a sand outlet of the bailing barrel.
9. The bailing device for oil field downhole operation according to claim 1, characterized in that: an air supply pipe (7) penetrates through the upper barrel wall of the bailing barrel (1), an exhaust pipe (8) is connected to the bottom end of the bailing barrel (1), the air inlet end of the exhaust pipe (8) is communicated with the air outlet end of the air supply pipe (7), and a plurality of groups of air holes are uniformly formed in the exhaust pipe (8).
10. The bailing device for oil field downhole operation according to claim 7, wherein: the end part of the spiral feeding rod (31) is connected with a crushing cutter head (9), and a plurality of groups of crushing teeth are uniformly distributed on the crushing cutter head (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021596674.XU CN213016261U (en) | 2020-08-04 | 2020-08-04 | Sand bailing device for oil field downhole operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021596674.XU CN213016261U (en) | 2020-08-04 | 2020-08-04 | Sand bailing device for oil field downhole operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213016261U true CN213016261U (en) | 2021-04-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021596674.XU Active CN213016261U (en) | 2020-08-04 | 2020-08-04 | Sand bailing device for oil field downhole operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213016261U (en) |
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2020
- 2020-08-04 CN CN202021596674.XU patent/CN213016261U/en active Active
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