CN111155970B

CN111155970B - Eccentric pressing oil collecting device for oil production well

Info

Publication number: CN111155970B
Application number: CN202010131806.XA
Authority: CN
Inventors: 卢永星
Original assignee: Suzhou Xiquan Software Technology Co ltd
Current assignee: Donggang Zhike Industrial Park Co ltd
Priority date: 2020-02-29
Filing date: 2020-02-29
Publication date: 2020-11-27
Anticipated expiration: 2040-02-29
Also published as: CN111155970A; CN112282710A

Abstract

The invention discloses an eccentric pressing oil receiving device of an oil production well, which comprises a first transmission component, a first pressure component, an oil way component, a second transmission component, a second pressure component, a water way cooling component and a support component, wherein the first transmission component is positioned at one end of the device, the first pressure component is fixedly arranged at one side of the first transmission component, the oil way component is fixedly arranged at one side of the first pressure component, which is far away from the first transmission component, the second transmission component is fixedly arranged at the side of the first transmission component, the second pressure component is fixedly arranged at one side of the second transmission component, the water way cooling component is fixedly arranged at one side of the second pressure component, which is far away from the second transmission component, the support component is positioned at the bottom end of the device, the invention is scientific and reasonable, is safe and convenient to use, and can stop the oil supply of crude oil to an external oil storage device under the, and the motor can be cooled automatically, so that the motor can work continuously and stably.

Description

Eccentric pressing oil collecting device for oil production well

Technical Field

The invention relates to the technical field of oil recovery of oil production wells, in particular to an eccentric pressing oil recovery device of an oil production well.

Background

The oil recovery equipment of the oil production well in the prior art is large in size and inconvenient to transport, when the oil supply of crude oil to an external oil storage device needs to be stopped temporarily, for example, under the condition that an oil storage container needs to be replaced, a transmission device needs to be stopped, and the oil supply needs to be continued, the transmission device is started again, but after the transmission device is stopped, the oil level in an oil conveying pipe is lowered, the crude oil needs to be pumped up again, time and labor are wasted, the transmission device is easily damaged when the transmission device is frequently started and stopped, the existing oil recovery equipment cannot automatically cool and cool the transmission device, so that the transmission device cannot continuously run for a long time, and the working efficiency is reduced. And repress the pipeline of the external oil recovery well from returning oil pipe (213), make the crude oil level control in the position of the main oil gallery (212) all the time, when needing to continue to supply oil to the external oil storage device, open the second electromagnetic valve (219), close the first electromagnetic valve (218), the oil circuit assembly returns to the normal operating condition to continue working again, easy and simple to handle, and favorable to the maintenance of the electrical machinery (111), the design of the cooling assembly of water route of the invention, utilize the transmission effect of the electrical machinery (111), form the water route to circulate, cool the electrical machinery, make the apparatus can be long-term steady operation, and can carry on the cooling effect of the cooling water in the course of circulating of the water route, make the cooling water flowing through the outer surface of the electrical machinery (111) keep the low temperature all the time, does not need to change the operation of the cooling water, so people need the eccentric pressure.

Disclosure of Invention

The invention aims to provide an eccentric pressing oil collecting device for an oil production well, which aims to solve the problems in the prior art.

In order to achieve the purpose, the invention provides the following technical scheme:

the eccentric pressing oil receiving device for the oil production well comprises a first transmission component, a first pressure component, an oil way component, a second transmission component, a second pressure component, a water path cooling component and a supporting component, wherein the first transmission component is positioned at one end of the device, the first pressure component is fixedly installed on one side of the first transmission component, the oil way component is fixedly installed on one side of the first pressure component, which is far away from the first transmission component, the second transmission component is fixedly installed on the side of the first transmission component, the second pressure component is fixedly installed on one side of the second transmission component, the water path cooling component is fixedly installed on one side of the second pressure component, which is far away from the second transmission component, the supporting component is positioned at the bottom end of the device, the first transmission component is a power source for oil path flowing, the first pressure component directly provides power for the oil path flowing, and the oil way component is a control component for the oil, the second transmission assembly is a power source with a waterway flowing, the second pressure assembly directly provides power for the waterway flowing, the waterway cooling assembly plays a cooling effect on the motor, and the supporting assembly plays a supporting role in supporting parts of the device.

The first transmission component comprises a motor, an oil eccentric wheel, an oil transmission ring and an oil rotating shaft, the motor is positioned at one end of the device, an oil eccentric wheel is fixedly arranged on a rotor of the motor, the oil eccentric wheel is a cylindrical oil eccentric wheel, the axle center of the oil eccentric wheel is not superposed with the axle center of the rotor of the motor, so that the rotation of the rotor can drive the oil eccentric wheel to do eccentric rotation motion, thereby being convenient for pushing the oil transmission ring to swing, generates thrust and pull force to the first pressure assembly, an oil transmission ring is slidably arranged on one circle of the outer side of the oil eccentric wheel, one end of the oil transmission ring is fixedly provided with an oil rotating shaft which transmits the swinging force of the oil transmission ring to the first pressure component, the motor is electrically connected with an external power supply through a wire, the motor can adopt a YE3-315L2-4 type motor, and the motor can also be replaced by a diesel engine.

The first pressure assembly comprises an oil rotating block, an oil stabilizing stop block, an oil pushing shaft and an oil piston, wherein the oil rotating block is sleeved on the oil rotating shaft and can rotate relative to the oil rotating shaft, so that the force generated by the rotation and the swing of the oil rotating shaft is transmitted to the oil rotating block and converted into the force generated by the straight swinging, the oil stabilizing stop block is fixedly arranged at one end of the oil rotating block, which is far away from the oil rotating shaft, and can transmit the force generated by the oil rotating block to the oil pushing shaft, the bottom area of the oil pushing shaft is larger than that of the oil rotating block, so that the first pressure assembly is more stable, the oil stabilizing stop block is a cylindrical oil stabilizing stop block, the oil pushing shaft is fixedly arranged at one end of the oil stabilizing stop block, which is far away from the oil rotating block, and is a cylindrical oil pushing shaft, and the bottom diameter of the oil pushing shaft is half of the bottom diameter of the oil stabilizing stop block, make oil promote the axle and occupy the space less in that the oil column is inside, make the inside oil that can store of oil column, be convenient for improve the lubricated effect between oil column and the oil piston, and can avoid oil to promote the axle and cross the production that causes oil to promote the axle and easily damage the trade phenomenon, oil promotes the axle and keeps away from the firm dog one end fixed mounting of oil and has the oil piston, oil piston and the laminating of oil column inner wall make the difficult circulation of air, the inside air of compression or inflation oil column of being convenient for to it is tensile to oil circuit direction or oil piston direction to drive the oil film, and then drives the function of oil circuit subassembly.

The oil way assembly comprises an oil column, a main oil duct, an oil return pipe, an oil film, an oil baffle ring, an oil baffle ball strip and a first electromagnetic valve, wherein the oil column is fixedly arranged on the outer side of an oil piston, the oil piston is wrapped in the oil column, the inner side wall of the oil column is attached to the oil piston, the oil piston can conveniently pump back and forth to compress or expand air in the oil column, the main oil duct is fixedly communicated with one end of the oil column, which is far away from the oil piston, one end of the main oil duct is communicated with an external pipe fitting deep into the oil production well to collect crude oil, the other end of the main oil duct is communicated with an external crude oil filling device through the external pipe fitting to store the crude oil collected by the oil way assembly, the oil return pipe is fixedly communicated with one end of the main oil duct, which is far away from the main oil duct, and fixedly communicated with the oil column, the oil return pipe is arranged to, the phenomenon that the oil level of an oil inlet pipeline is reduced when a motor stops can be caused, when the motor is restarted to pump oil, a large amount of time is consumed to pump the oil, the motor is not only troublesome to start and stop, but also is a loss to the motor, the problem can be solved by using the oil return effect of an oil return pipe, an oil film is fixedly arranged at one end, far away from an oil piston, in an oil column, and can be made of rubber, the rubber material is easy to deform, the oil film is favorable for deforming along with the change of the air pressure in the oil column, so that pressure is generated on the oil line, the transportation effect of the oil line is favorable, an oil blocking ring is fixedly arranged in a main oil passage internal channel, the oil blocking ring is a circular oil blocking ring, the oil blocking ring can generate a good blocking effect on the oil line when being in contact with the oil blocking ring, the oil line can move regularly, an oil blocking ball is arranged on one side of the oil blocking, the oil blocking ball strip protrudes out of the inner side wall of the main oil duct, the oil blocking ball is in contact with the oil blocking ball strip and cannot block the flow of an oil path, the oil blocking ball strip plays a role in limiting the oil blocking ball, the oil blocking ball is prevented from being separated from a pipeline inside the main oil duct, the normal operation of the device is facilitated, the oil return pipe is fixedly provided with the first electromagnetic valve, one end of the main oil duct, which is close to an external crude oil filling device, is fixedly provided with the second electromagnetic valve, the second electromagnetic valve is normally opened and normally closed under the normal working state, the oil piston stretches the inner space of an oil column, the oil film bulges in the opposite direction of the main oil duct, the internal pressure of the main oil duct is reduced, the oil blocking balls inside the main oil duct are respectively moved towards each other, at the moment, the oil blocking ball on one side, which is close to the external oil production well pipeline, is attached to the oil blocking ball strip, the oil outlet pipeline is blocked, so that the oil way does not flow back, the internal pressure of the main oil duct is low at the moment, oil in an external oil production pipeline can be sucked into the main oil duct, when an oil piston compresses the internal space of an oil column, an oil film swells towards the direction of the main oil duct, the internal pressure of the main oil duct is increased, oil blocking balls positioned in the main oil duct respectively move towards two sides of the main oil duct, the oil blocking balls on one side of the main oil duct close to the external oil production pipeline are attached to an oil blocking ring, the oil way is blocked, the oil blocking balls adjacent to a connecting pipeline of an external oil storage device are attached to an oil blocking ball strip, the oil way is smooth, the internal pressure of the main oil duct is high at the moment, crude oil in the main oil duct can be pushed into the connecting pipeline of the external oil storage device and the main oil duct, a crude oil transportation operation is completed at the moment, the crude oil piston continuously pumps back and forth in the oil column, the crude oil transportation can be continuously carried out, when the crude oil is required to be temporarily stopped to supply oil to the external oil storage device, the motor does not need to be stopped, the loss of the motor when the oil is pumped from a low position when the motor is prevented from being restarted is avoided, the time can be saved, the operation is convenient, only the second electromagnetic valve needs to be closed, the first electromagnetic valve is opened, the oil way flow direction is changed into oil inlet from one end of the oil pumping direction of the main oil duct, the oil returns to the external oil production well pipeline from the oil return pipe, the crude oil level is always controlled at the position of the main oil duct, when the oil is required to be continuously supplied to the external oil storage device, the second electromagnetic valve is opened, the first electromagnetic valve is closed.

The second transmission assembly comprises a water eccentric wheel, a water transmission ring and a water rotating shaft, the water eccentric wheel is fixedly mounted on a rotor of the motor and is a cylindrical water eccentric wheel, the axis of the water eccentric wheel is not overlapped with the axis of the rotor of the motor, so that the rotor can rotate to drive the water eccentric wheel to do eccentric rotation motion, the water transmission ring can be pushed to swing conveniently, thrust and tension are generated on the first pressure assembly, the water transmission ring is slidably mounted on the periphery of the outer side of the water eccentric wheel, the water rotating shaft is fixedly mounted at one end of the water transmission ring, and the swinging force of the water transmission ring is transmitted to the first pressure assembly by the water rotating shaft.

The second pressure assembly comprises a water rotating block, a water stabilizing stop block, a water pushing shaft and a water piston, the water rotating block is sleeved on the water rotating shaft and can do relative rotating motion with the water rotating shaft, so that the force generated by the rotation and swing of the water rotating shaft is transmitted to the water rotating block to be converted into the force generated by the straight swinging, the water stabilizing stop block is fixedly arranged at one end of the water rotating block away from the water rotating shaft and can transmit the force generated by the water rotating block to the water pushing shaft, the bottom area of the water pushing shaft is larger than that of the water rotating block, the first pressure assembly is more stable, the water stabilizing stop block is a cylindrical water stabilizing stop block, the water pushing shaft is fixedly arranged at one end of the water rotating block away from the water rotating block, the water pushing shaft is a cylindrical water pushing shaft, and the bottom diameter of the water pushing shaft is half of the diameter of the bottom surface of the water stabilizing stop block, make the water promote the axle and occupy the space less in that the water column is inside, make the inside oil that can store of water column, be convenient for improve the lubricated effect between water column and the water piston, and can avoid the water to promote the axle and cross the production that makes the water promote the quick-wear phenomenon of trading of axle, the water promotes the axle and keeps away from the firm dog one end fixed mounting of water and has the water piston, water piston and the laminating of water column inner wall make the difficult circulation of air, the inside air of compression or expansion water column of being convenient for to it is tensile to water route direction or water piston direction to drive the water film, and then drives the function of oil circuit subassembly.

The water path cooling component comprises a water column, a water inlet pipe, a water outlet pipe, a water film, a water retaining ring, a water retaining ball strip, a drain pipe, an atomizing pipe, a cooling box, a ventilation opening, an engagement pipe, a cooling water inlet pipe, a cooling water outlet pipe and a water tank base, wherein the water piston is fixedly arranged on the outer side of the water piston, the water column wraps the water piston, the inner side wall of the water column is attached to the water piston, the water piston can be conveniently drawn back and forth, the air in the water column is compressed or expanded, one end of the water column, away from the water piston, is fixedly communicated with the water inlet pipe and the water outlet pipe, one end of the water inlet pipe, away from the water column, is fixedly communicated with the water tank base, the cooling water is drawn out, a water tank is arranged in the, the spray pipe can spray mist cooling water to facilitate cooling of the cooling water, the lower end of the spray pipe is fixedly communicated with a cooling box, an irregular flow path is formed in the cooling box, the flow distance of water flow is prolonged, the cooling effect is enhanced, the side wall of the cooling box is provided with a vent, air in the cooling box can be exchanged with the outside through the vent, the cooling effect of the cooling water is enhanced, the bottom end of the vent is fixedly provided with a connecting pipe, the connecting pipe plays a role in connecting the cooling box and a cooling water inlet pipe, the lower end of the connecting pipe is fixedly provided with a cooling water inlet pipe, the cooling water inlet pipe conveys the cooling water into the cooling pipe, the bottom end of the cooling water inlet pipe is fixedly provided with a cooling pipe, the cooling pipe covers the outer surface of the motor and plays a cooling effect on the motor, and the device, the service life of the motor is prolonged, the number of the cooling pipes is two, the cooling pipes are covered on the motor from two sides respectively, the installation and the disassembly operation of the cooling pipes are facilitated, the cooling outlet pipe is fixedly installed at the bottom end of the cooling pipe, the bottom of the cooling outlet pipe is fixedly communicated with the water tank inside the water tank base, the water inside the cooling pipe can be conveniently drained into the water tank inside the water tank base to carry out the next water circulation, a water film is fixedly installed at one end, away from the water piston, inside the water column, of the water piston, the water film can be made of rubber materials, the rubber materials are easy to deform, the deformation of the water film along with the change of the air pressure inside the water column is facilitated, so that pressure is generated on the water channel, the conveying effect of the water channel is facilitated, a water retaining ring is fixedly installed in the channel inside the, the device is convenient for regular movement of a water path, one side of the water retaining ring is provided with a water retaining ball, one side of the water retaining ball, which is far away from the water retaining ring, is fixedly provided with a water retaining ball strip, the water retaining ball strip protrudes out of the inner side wall of the water inlet pipe, the water retaining ball is in contact with the water retaining ball strip and cannot block the flow of the water path, the water retaining ball strip plays a role in limiting the water retaining ball, the water retaining ball is prevented from separating from an inner pipeline of the water inlet pipe, the device is favorable for normal operation, the water retaining ring is fixedly arranged in an inner channel of the water outlet pipe, the water retaining ring is a circular water retaining ring, so that the water path can be blocked well when the water retaining ball is in contact with the water retaining ring, the water path can be conveniently moved regularly, one side of the water retaining ring is provided with the water retaining ball, one side of the water retaining ball, which is far away from the water retaining ring, is fixedly, the water blocking ball strip plays a role in limiting the water blocking ball, the water blocking ball is prevented from being separated from the inner pipeline of the water outlet pipe, the normal operation of the device is facilitated, under the working state, the water piston stretches the inner space of the water column, the water film swells towards the direction of the water piston, the inner pressure of the water column is reduced, the water blocking ball positioned in the water outlet pipe moves towards the direction of the water inlet pipe, the water blocking ball positioned in the water inlet pipe moves towards the direction of the water outlet pipe, at the moment, the water blocking ball in the water inlet pipe is attached to the water blocking ball strip, the water path is smooth, the water blocking ball in the water outlet pipe is attached to the water blocking ring, the water outlet pipeline is blocked, the backflow phenomenon cannot be generated due to the flow of the water path, the inner pressure of the water column is small at the moment, the cooling water in the water inlet pipe can be sucked into the water column, when the water piston compresses the inner space of the water column, at the moment, the water retaining ball inside the water inlet pipe is attached to the water retaining ring, the water channel is blocked, the water retaining ball inside the water outlet pipe is attached to the water retaining ball strip, the water channel is smooth, the internal pressure of the water column is high at the moment, so that cooling water inside the water column can be pushed into the water outlet pipe, cooling water transportation operation is completed at the moment, the cooling water transportation operation can be continuously carried out along with the fact that a water piston continuously pumps back and forth inside the water column and continuously influences the internal pressure of the water column, the cooling water flows into the atomizing pipe for preliminary atomization cooling through the water inlet pipe, the water drain pipe and the water inlet pipe from the water tank base, the cooling water is cooled through the cooling tank, the air exchange between the inside and the outside of the cooling tank is carried out through the ventilation opening, the cooling water after cooling flows through the connecting pipe and the cooling water inlet pipe to absorb heat of the, the water tank base is positioned at the bottommost end of the whole device and plays a role in supporting the whole device.

The supporting component comprises a rotor supporting block, a motor supporting block and an oil column fixing block, the rotor supporting block is fixedly mounted above the water tank base, a hole groove is formed in the side of the rotor supporting block, a bearing is fixedly mounted in the hole groove, the end part of a rotor of the motor is inserted into the bearing, the rotor supporting block plays a supporting role for the rotor of the motor, the influence on the working efficiency caused by the shaking of the rotor is reduced, the motor supporting block is fixedly mounted above the water tank base and provided with a plurality of blocks, the motor supporting block plays a supporting and fixing role for the motor, the stability of the motor is facilitated, the oil column fixing block is fixedly mounted above the water tank base, and the oil column fixing block plays a supporting and fixing role for the oil.

Compared with the prior art, the invention has the beneficial effects that:

when the crude oil needs to be temporarily stopped to supply oil to the external oil storage device, for example, under the condition that an oil storage container needs to be replaced, the motor does not need to be stopped, the loss of the motor when the oil is pumped from a lower position when the oil storage container needs to be replaced, the time can be saved, the operation is convenient, only the electromagnetic valve II needs to be closed, the electromagnetic valve I is opened, the flow direction of an oil way is changed into that of oil entering from one end of the oil pumping direction of a main oil duct, the oil is pressed back to an external oil production well pipeline from an oil return pipe, the oil level of the crude oil is always controlled at the position of the main oil duct, when the oil needs to be continuously supplied to the external oil storage device, the electromagnetic valve II is opened, the electromagnetic valve I is closed, the oil way component returns to the normal working state to continue to work, the operation is simple and convenient to operate, and the maintenance of the motor is facilitated, the, and the cooling effect of cooling water can be carried out in the water route circulation process, so that the cooling water flowing through the outer surface of the motor keeps low temperature all the time, and the operation of replacing the cooling water is not needed.

Drawings

FIG. 1 is a schematic view of the overall structure of the eccentric pressing oil receiving device of the oil production well;

FIG. 2 is a detailed view of the eccentric pressing oil receiving device of the oil production well;

FIG. 3 is a detailed view of the eccentric pressing oil receiving device of the oil production well;

FIG. 4 is a schematic structural diagram of a first transmission assembly and a second transmission assembly of the eccentric pressing oil recovery device of the oil production well;

FIG. 5 is a schematic view of the external structure of the waterway cooling assembly of the eccentric pressing oil receiving device of the oil production well of the present invention;

FIG. 6 is a partial structural schematic diagram of a waterway cooling assembly of the eccentric pressing oil receiving device of the oil production well;

FIG. 7 is a schematic sectional view of an oil circuit assembly of the eccentric pressing oil recovery device of the oil production well according to the present invention;

FIG. 8 is a schematic cross-sectional structural view of a waterway assembly of the eccentric pressing oil recovery device of the oil production well;

fig. 9 is a schematic view of the internal structure of the cooling box of the eccentric pressing oil collecting device of the oil production well.

111. A motor; 121. an oil eccentric wheel; 122. an oil drive ring; 123. an oil rotating shaft; 124. an oil rotating block; 125. an oil stabilizing stop block; 126. oil pushes the shaft; 127. an oil piston; 211. an oil column; 212. a main oil gallery; 213. an oil return pipe; 214. an oil film; 215. an oil baffle ring; 216. an oil blocking ball; 217. an oil baffle ball strip; 218. a first electromagnetic valve; 219. a second electromagnetic valve; 131. a water eccentric wheel; 132. a water drive ring; 133. a water rotating shaft; 134. a water rotating block; 135. a water stabilizing stop block; 136. water pushes the shaft; 137. a water piston; 221. a water column; 222. a water inlet pipe; 223. a water outlet pipe; 224. a water film; 225. a water retaining ring; 226. a water blocking ball; 227. a water blocking ball strip; 311. a drain pipe; 312. a spray tube; 313. a cooling tank; 314. a vent; 315. connecting the pipe; 316. cooling the water inlet pipe; 317. a cooling tube; 318. cooling the water outlet pipe; 411. a water tank base; 412. a rotor support block; 413. a motor support block; 414. oil column fixed block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b): as shown in fig. 1-9, the eccentric pressure applying oil collecting device for the oil production well comprises a first transmission assembly, a first pressure assembly, an oil circuit assembly, a second transmission assembly, a second pressure assembly, a water path cooling assembly and a support assembly, wherein the first transmission assembly is a power source for oil path flow, the first pressure assembly directly provides power for the oil path flow, the oil circuit assembly is a control assembly for the oil path flow direction, the second transmission assembly is a power source for the water path flow, the second pressure assembly directly provides power for the water path flow, the water path cooling assembly has a cooling effect on a motor, and the support assembly supports parts of the device.

The first transmission component comprises a motor 111, an oil eccentric wheel 121, an oil transmission ring 122 and an oil rotating shaft 123, the motor 111 is positioned at one end of the device, the oil eccentric wheel 121 is fixedly installed on a rotor of the motor 111, the oil eccentric wheel 121 is a cylindrical oil eccentric wheel 121, the axis of the oil eccentric wheel 121 is not overlapped with the axis of the rotor of the motor 111, the rotor rotates to drive the oil eccentric wheel 121 to do eccentric rotating motion, the oil transmission ring 122 is convenient to push and swing the oil transmission ring 122, thrust and tension are generated on the first pressure component, the oil transmission ring 122 is installed on one circle outside the oil eccentric wheel 121 in a sliding mode, the oil rotating shaft 123 is fixedly installed at one end of the oil transmission ring 122, and the oil rotating shaft 123 transmits the swinging force of the oil transmission ring 122 to the first.

The first pressure assembly comprises an oil rotating block 124, an oil stabilizing stop block 125, an oil pushing shaft 126 and an oil piston 127, wherein the oil rotating block 124 is sleeved on the oil rotating shaft 123, the oil rotating block 124 and the oil rotating shaft 123 can do relative rotation motion so as to transmit the force of the rotation and the swing of the oil rotating shaft 123 to the oil rotating block 124 to be converted into the force of the straight swing, the oil stabilizing stop block 125 is fixedly installed at one end of the oil rotating block 124, which is far away from the oil rotating shaft 123, the oil stabilizing stop block 125 can transmit the force of the oil rotating block 124 to the oil pushing shaft 126, the bottom area of the oil pushing shaft 126 is larger than that of the oil rotating block 124, so that the first pressure assembly is more stable, the oil stabilizing stop block 125 is a cylindrical oil stabilizing stop block 125, the oil pushing shaft 126 is fixedly installed at one end of the oil stabilizing stop block 125, which is far away from the oil rotating block 124, the oil pushing shaft 126 is a cylindrical oil pushing shaft 126, the bottom diameter of, make oil promote axle 126 and occupy the space less in oil column 211 inside, make the inside oil that can store of oil column 211, be convenient for improve the lubricated effect between oil column 211 and the oil piston 127, and can avoid oil to promote the production that axle 126 is too thin to cause oil to promote axle 126 and easily trade the phenomenon, oil promotes axle 126 and keeps away from the firm dog 125 one end fixed mounting of oil piston 127 of oil, oil piston 127 and the laminating of oil column 211 inner wall, make the difficult circulation of air, be convenient for compress or expand the inside air of oil column 211, in order to drive oil film 214 to oil circuit direction or oil piston 127 direction tensile, and then drive the operation of oil circuit subassembly.

The oil way component comprises an oil column 211, a main oil duct 212, an oil return pipe 213, an oil film 214, an oil baffle ring 215, an oil baffle ball 216, an oil baffle ball strip 217 and a solenoid valve 218, wherein the oil column 211 is fixedly installed on the outer side of the oil piston 127, the oil column 211 wraps the oil piston 127, the inner side wall of the oil column 211 is attached to the oil piston 127 so as to facilitate the oil piston 127 to draw back and forth and compress or expand air inside the oil column 211, the main oil duct 212 is fixedly communicated with one end of the oil column 211, which is far away from the oil piston 127, one end of the main oil duct 212 is communicated with an external pipe fitting penetrating into the oil production well to collect crude oil, the other end of the main oil duct is communicated with an external crude oil filling device through the external pipe fitting to store the crude oil collected by the invention, the oil return pipe 213 is fixedly communicated with one end of the main oil duct 212, which is far away from the main oil duct 212, under the condition that the outward oil supply of the device needs to be stopped temporarily, the phenomenon that the oil level of an oil inlet pipeline is reduced when the motor is stopped is caused, when the motor is restarted to pump oil, a large amount of time is consumed to pump the oil, the motor is troublesome to start and stop, the loss is caused to the motor, the problem can be solved by using the oil return effect of the oil return pipe 213, an oil film 214 is fixedly arranged at one end, far away from an oil piston 127, in the oil column 211, the oil film 214 can be made of rubber, the rubber material is easy to deform and is beneficial to deformation of the oil film 214 along with the change of the air pressure in the oil column 211, so that pressure is generated on the oil way, the transportation effect of the oil way is facilitated, an oil baffle ring 215 is fixedly arranged in a channel in the main oil duct 212, the oil baffle ring 215 is annular, and the oil baffle ball 216 can generate a good blocking effect on the oil way when, an oil blocking ball 216 is arranged on one side of the oil blocking ring 215, an oil blocking ball strip 217 is fixedly arranged on one side, away from the oil blocking ring 215, of the oil blocking ball 216, the oil blocking ball strip 217 protrudes out of the inner side wall of the main oil gallery 212, the oil blocking ball 216 is in contact with the oil blocking ball strip 217 and cannot block the flow of an oil way, the oil blocking ball strip 217 plays a role in limiting the oil blocking ball 216, the oil blocking ball 216 is prevented from being separated from a pipeline inside the main oil gallery 212, the normal operation of the device is facilitated, a first electromagnetic valve 218 is fixedly arranged on the oil return pipe 213, a second electromagnetic valve 219 is fixedly arranged at one end, close to an external crude oil filling device, the second electromagnetic valve 219 is normally opened and the first electromagnetic valve 218 is normally closed under the normal operation state, the oil piston 127 stretches the inner space of the oil column 211, the oil film 214 swells in the opposite direction of the main oil gallery 212, the internal pressure of the main oil gallery 212 is reduced, the oil blocking balls 216 in the main oil gallery 212 respectively move towards each, the oil path is smooth, the oil blocking ball 216 close to the connecting pipeline of the external oil storage device is attached to the oil blocking ring 215 to block the oil outlet pipeline, so that the oil path does not flow back, the internal pressure of the main oil gallery 212 is low at the moment, so that the oil in the external oil production pipeline can be sucked into the main oil gallery 212, when the oil piston 127 compresses the internal space of the oil column 211, the oil film 214 swells towards the main oil gallery 212, the internal pressure of the main oil gallery 212 is increased, so that the oil blocking ball 216 positioned in the main oil gallery 212 respectively moves towards two sides of the main oil gallery 212, the oil blocking ball 216 at one side of the main oil gallery 212 close to the external oil production pipeline is attached to the oil blocking ring 215, the oil path is blocked, the oil blocking ball 216 close to the connecting pipeline of the external oil storage device is attached to the oil blocking ball bar 217, the oil path is smooth, and the internal pressure of the main oil gallery 212 is high at the moment, so that the crude oil in the main oil gallery 212 can be, at this moment, crude oil transportation operation is completed, crude oil transportation can be continuously carried out without influencing the internal pressure of the main oil duct 212 as the oil piston 127 does not stop pumping back and forth in the oil column 211 and does not stop pumping the internal pressure of the main oil duct 212, when the oil supply of the crude oil to the external oil storage device needs to be temporarily stopped, the motor does not need to be stopped, the loss of the motor caused by pumping the oil from the lower part when the oil is restarted is avoided, time can be saved, the operation is convenient, only the second solenoid valve 219 needs to be closed and the first solenoid valve 218 is opened, the oil path flow direction is changed into the oil inlet from one end of the oil pumping direction of the main oil duct 212, the external oil production well pipeline is pressed back from the oil return pipe 213, the oil level of the crude oil is always controlled at the position of the main oil duct 212, when the oil supply to the external oil storage device needs.

The second transmission assembly comprises a water eccentric wheel 131, a water transmission ring 132 and a water rotating shaft 133, the water eccentric wheel 131 is fixedly installed on a rotor of the motor 111, the water eccentric wheel 131 is a cylindrical water eccentric wheel 131, the axis of the water eccentric wheel 131 is not overlapped with the axis of the rotor of the motor 111, so that the rotor rotates to drive the water eccentric wheel 131 to do eccentric rotation motion, the water transmission ring 132 is pushed to swing conveniently, thrust and tension are generated on the first pressure assembly, the water transmission ring 132 is installed on the periphery of the outer side of the water eccentric wheel 131 in a sliding mode, the water rotating shaft 133 is fixedly installed at one end of the water transmission ring 132, and the swinging force of the water transmission ring 132 is transmitted to the first pressure assembly by the water rotating shaft 133.

The second pressure assembly comprises a water rotating block 134, a water stabilizing stop block 135, a water pushing shaft 136 and a water piston 137, the water rotating block 134 is sleeved on the water rotating shaft 133, the water rotating block 134 and the water rotating shaft 133 can do relative rotation motion so as to transmit the force of the rotation and swing of the water rotating shaft 133 to the water rotating block 134 to be converted into the force of the straight swing, the water stabilizing stop block 135 is fixedly installed at one end of the water rotating block 134 far away from the water rotating shaft 133, the water stabilizing stop block 135 can transmit the force of the water rotating block 134 to the water pushing shaft 136, the bottom area of the water pushing shaft 136 is larger than that of the water rotating block 134, so that the first pressure assembly is more stable, the water stabilizing stop block 135 is a cylindrical water stabilizing stop block 135, the water pushing shaft 136 is fixedly installed at one end of the water stabilizing stop block 135 far away from the water rotating block 134, the water pushing shaft 136 is a cylindrical water pushing shaft 136, the bottom diameter of the water pushing shaft 136 is, make water push shaft 136 less in the inside space that occupies of water column 221, make the inside oil that can store of water column 221, be convenient for improve the lubrication effect between water column 221 and the water piston 137, and can avoid water push shaft 136 to lead to the production of the easy change phenomenon of water push shaft 136 excessively thin, water push shaft 136 is kept away from the firm dog 135 one end fixed mounting of water piston 137 of water, water piston 137 and the laminating of water column 221 inner wall, make the air difficult for circulating, be convenient for compress or expand the inside air of water column 221, in order to drive water film 224 to the tensile of water route direction or water piston 137 direction, and then drive oil circuit subassembly's function.

The waterway cooling component comprises a water column 221, a water inlet pipe 222, a water outlet pipe 223, a water film 224, a water retaining ring 225, a water retaining ball 226, a water retaining ball strip 227, a drain pipe 311, an atomizing pipe 312, a cooling box 313, a ventilation opening 314, a connecting pipe 315, a cooling water inlet pipe 316, a cooling pipe 317, a cooling water outlet pipe 318 and a water box base 411, wherein the water column 221 is fixedly installed on the outer side of the water piston 137, the water piston 137 is wrapped in the water column 221, the inner side wall of the water column 221 is attached to the water piston 137, the water piston 137 can be conveniently drawn back and forth to compress or expand air in the water column 221, one end of the water column 221, far away from the water piston 137, is fixedly communicated with the water inlet pipe 222 and the water outlet pipe 223, one end of the water inlet pipe 222, far away from the water column 221, is fixedly communicated with the water box base 411 to draw, the bottom of the drain pipe 311 is fixedly communicated with an atomizing pipe 312, the atomizing pipe 312 can spray mist cooling water to facilitate cooling of the cooling water, the lower end of the atomizing pipe 312 is fixedly communicated with a cooling tank 313, an irregular flow path is formed inside the cooling tank 313 to prolong the flow distance of water flow and enhance the cooling effect, the side wall of the cooling tank 313 is provided with a vent 314, the vent 314 enables air inside the cooling tank 313 to exchange with the outside and enhance the cooling effect of the cooling water, the bottom end of the vent 314 is fixedly provided with an engagement pipe 315, the engagement pipe 315 plays a role in engaging the cooling tank 313 with a cooling water inlet pipe 316, the lower end of the engagement pipe 315 is fixedly provided with a cooling water inlet pipe 316, the cooling water inlet pipe 316 transmits the cooling water to the inside of the cooling pipe 317, the bottom end of the cooling water inlet pipe 316 is fixedly provided with a cooling pipe 317, the cooling pipe, the device can operate uninterruptedly for a long time, the service life of the motor 111 is prolonged, two cooling pipes 317 are arranged and respectively covered on the motor 111 from two sides, the installation and the disassembly operation of the cooling pipes 317 are facilitated, a cooling water outlet pipe 318 is fixedly arranged at the bottom end of the cooling pipes 317, the bottom of the cooling water outlet pipe 318 is fixedly communicated with a water tank in a water tank base 411, the water in the cooling pipes 317 is conveniently discharged into the water tank in the water tank base 411 for the next water circulation, a water film 224 is fixedly arranged at one end, far away from a water piston 137, in the water column 221, the water film 224 can be made of rubber materials, the rubber materials are easy to deform, the deformation of the water film 224 along with the change of the internal part of the water column 221 is facilitated, so that the pressure is generated on a water channel, the transmission effect of the water channel is facilitated, a water retaining ring 225 is fixedly arranged in a channel in the water inlet pipe 222, the, the regular movement of the water channel is convenient, the water blocking ball 226 is arranged on one side of the water blocking ring 225, the water blocking ball strip 227 is fixedly arranged on one side of the water blocking ball 226, which is far away from the water blocking ring 225, the water blocking ball strip 227 protrudes out of the inner side wall of the water inlet pipe 222, the water blocking ball 226 is contacted with the water blocking ball strip 227 and can not block the flow of the water channel, the water blocking ball strip 227 plays a role in limiting the water blocking ball 226 and prevents the water blocking ball 226 from separating from the inner pipeline of the water inlet pipe 222, the normal operation of the device is facilitated, the water blocking ring 225 is fixedly arranged in the inner channel of the water outlet pipe 223, the water blocking ring 225 is a circular water blocking ring 225, the water blocking ball 226 can generate a good blocking effect on the water channel when contacting with the water blocking ring 225, the regular movement of the water channel is convenient, the water blocking ball 226 is arranged on one side of the water blocking ring 225, the water, the water blocking ball 226 contacts with the water blocking ball 227 and cannot block the flow of a water channel, the water blocking ball 227 has a limiting effect on the water blocking ball 226, the water blocking ball 226 is prevented from being separated from a pipeline inside the water outlet pipe 223, the normal operation of the device is facilitated, in a working state, the water piston 137 stretches the inner space of the water column 221, the water film 224 swells towards the water piston 137, the internal pressure of the water column 221 is reduced, the water blocking ball 226 inside the water outlet pipe 223 moves towards the water inlet pipe 222, the water blocking ball 226 inside the water inlet pipe 222 moves towards the water outlet pipe 223, the water blocking ball 226 inside the water inlet pipe 222 is attached to the water blocking ball 227 at the moment, the water channel is smooth, the water blocking ball 226 inside the water outlet pipe 223 is attached to the water blocking ring 225, the water outlet pipeline is blocked, the backflow phenomenon cannot occur when the water channel 221 flows, the internal pressure is small at the moment, and cooling water inside the water inlet pipe 222 can be, when the water piston 137 compresses the internal space of the water column 221, the water film 224 swells in the opposite direction of the water piston 137, the internal pressure of the water column 221 increases, so that the water blocking ball 226 in the water inlet pipe 222 moves towards the water blocking ring 225, at the moment, the water blocking ball 226 in the water inlet pipe 222 is attached to the water blocking ring 225, the water path is blocked, the water blocking ball 226 in the water outlet pipe 223 is attached to the water blocking ball strip 227, the water path is smooth, and because the internal pressure of the water column 221 is high at the moment, the cooling water in the water column 221 can be pushed into the water outlet pipe 223, at the moment, one cooling water transportation operation is completed, the cooling water can be continuously transported along with the water piston 137 continuously pumping back and forth in the water column 221 and continuously influencing the internal pressure of the water column 221, the cooling water flows into the spray pipe 312 from the water tank in the water tank base 411 through the water inlet pipe 222, the water, the ventilation opening 314 exchanges air inside and outside the cooling box 313 to improve the cooling effect, the cooled cooling water flows through the connecting pipe 315 and the cooling water inlet pipe 316 into the cooling pipe 317 to absorb heat and cool the motor 111, and finally flows back to the water tank in the water tank base 411 to perform the next water circulation, and the water tank base 411 is located at the lowest end of the whole device to support the whole device.

The supporting component includes rotor supporting shoe 412, motor supporting shoe 413, oil column fixed block 414, water tank base 411 top fixed mounting has rotor supporting shoe 412, the hole groove has been seted up to rotor supporting shoe 412 side, fixed mounting has the bearing in the hole groove, the rotor tip of motor 111 inserts in the bearing, rotor supporting shoe 412 plays the supporting role to the rotor of motor 111, it influences work efficiency to reduce the rotor shake, water tank base 411 top fixed mounting has motor supporting shoe 413, motor supporting shoe 413 has a plurality of pieces, motor supporting shoe 413 plays to motor 111 support and fixed effect, be favorable to the stability of motor, water tank base 411 top fixed mounting has oil column fixed block 414, oil column fixed block 414 plays to support and fixed effect to oil column 211.

The working principle of the invention is as follows:

in a normal working state, the second electromagnetic valve 219 is normally open, the first electromagnetic valve 218 is normally closed, the oil piston 127 stretches the internal space of the oil column 211, the oil film 214 swells in the opposite direction of the main oil gallery 212, the internal pressure of the main oil gallery 212 is reduced, so that the oil blocking balls 216 positioned in the main oil gallery 212 respectively move in the opposite directions, at the moment, the oil blocking ball 216 on one side of the main oil gallery 212 close to the external oil production well pipeline is attached to the oil blocking ball strip 217, the oil path is smooth, the oil blocking ball 216 close to the external oil storage device connecting pipeline is attached to the oil blocking ring 215, the oil outlet pipeline is sealed, so that the oil path flow does not generate a backflow phenomenon, because the internal pressure of the main oil gallery 212 is low, the oil in the external oil production pipeline can be sucked into the main oil gallery 212, when the oil piston 127 compresses the internal space of the oil column 211, the oil film 214 swells in the direction of the main oil gallery 212, the internal pressure of the main oil gallery 212 is increased, at the moment, the oil blocking ball 216 on one side of the main oil gallery 212 close to the external oil production well pipeline is attached to the oil blocking ring 215, the oil way is blocked, the oil blocking ball 216 on the side close to the external oil storage device connecting pipeline is attached to the oil blocking ball strip 217, the oil way is smooth, the internal pressure of the main oil gallery 212 at the moment is high, crude oil in the main oil gallery 212 can be pushed into the pipeline where the external oil storage device and the main oil gallery 212 are connected, crude oil transportation operation is completed once, the crude oil transportation can be continuously carried out as the oil piston 127 is continuously pumped back and forth in the oil column 211 without stopping, the internal pressure of the main oil gallery 212 is continuously influenced, when the oil supply to the external oil storage device needs to be temporarily stopped, the motor does not need to be stopped, the loss of the motor when the oil is pumped up from the low position when the oil is started again is avoided, the time can be saved, the operation is convenient, the flow direction of the oil path is changed into that of oil entering from one end of the main oil gallery 212 in the oil pumping direction, and the oil is pressed back to an external oil production well pipeline from the oil return pipe 213, so that the oil level of crude oil is always controlled at the position of the main oil gallery 212, when oil needs to be continuously supplied to the external oil storage device, the second electromagnetic valve 219 is opened, the first electromagnetic valve 218 is closed, the oil circuit component returns to the normal working state again to continue working, along with the operation of the motor 111, cooling water flows into the atomizing pipe 312 from the water tank in the water tank base 411 through the water inlet pipe 222, the water outlet pipe 223 and the drain pipe 311 to be primarily atomized and cooled, then is cooled through the cooling tank 313, the air vent 314 exchanges air inside and outside the cooling tank 313 to improve the cooling effect, the cooled cooling water flows into the cooling pipe 317 through the connecting pipe 315 and the cooling water inlet pipe 316 to absorb heat for cooling the motor 111, and finally flows back to the water tank in the water tank base 411 to perform the next water circulation.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The eccentric pressure oil receiving device of the oil production well is characterized in that: the device comprises a first transmission assembly, a first pressure assembly, an oil way assembly, a second transmission assembly, a second pressure assembly, a water way cooling assembly and a support assembly, wherein the first transmission assembly is positioned at one end of the device, the first pressure assembly is fixedly arranged at one side of the first transmission assembly, the oil way assembly is fixedly arranged at one side of the first pressure assembly, which is far away from the first transmission assembly, the second transmission assembly is fixedly arranged at the side of the first transmission assembly, the second pressure assembly is fixedly arranged at one side of the second transmission assembly, the water way cooling assembly is fixedly arranged at one side of the second pressure assembly, which is far away from the second transmission assembly, the support assembly is positioned at the bottom end of the device, the first transmission assembly is a power source for the oil way to flow, the first pressure assembly directly provides power for the oil way to flow, the oil way assembly is a control assembly for the oil way to flow, and the second transmission assembly is, the second pressure assembly directly provides power for the water route flows, water route cooling module plays the cooling effect to the motor, the supporting component plays the supporting role to this device spare part, first drive assembly includes motor (111), oil eccentric wheel (121), oil drive circle (122), oil rotation axis (123), motor (111) are located this device one end, fixed mounting has oil eccentric wheel (121) on the rotor of motor (111), oil eccentric wheel (121) are cylindric oil eccentric wheel (121), the axle center of oil eccentric wheel (121) does not coincide each other with the rotor axle center of motor (111), oil drive circle (122) are installed to oil eccentric wheel (121) outside a week slidable mounting, oil drive circle (122) one end fixed mounting has oil rotation axis (123), first pressure assembly includes oil rotation piece (124), the firm dog (125) of oil, The oil pushing shaft (126) and the oil piston (127), the oil rotating shaft (123) is sleeved with an oil rotating block (124), the oil rotating block (124) and the oil rotating shaft (123) can do relative rotation movement, one end, far away from the oil rotating shaft (123), of the oil rotating block (124) is fixedly provided with an oil stabilizing stop block (125), the bottom area of the oil pushing shaft (126) is larger than that of the oil rotating block (124), the oil stabilizing stop block (125) is a cylindrical oil stabilizing stop block (125), one end, far away from the oil rotating block (124), of the oil stabilizing stop block (125) is fixedly provided with the oil pushing shaft (126), the oil pushing shaft (126) is the cylindrical oil pushing shaft (126), the bottom surface diameter of the oil pushing shaft (126) is half of the bottom surface diameter of the oil stabilizing stop block (125), one end, far away from the oil stabilizing stop block (125), of the oil pushing shaft (126) is fixedly provided with the oil piston (127), the oil piston (127) is attached to the inner wall of the oil column (211), the oil circuit assembly comprises the oil column (211), a main oil duct (212), an oil return pipe (213), an oil film (214), an oil blocking ring (215), an oil blocking ball (216), an oil blocking ball strip (217) and a first electromagnetic valve (218), the oil column (211) is fixedly installed on the outer side of the oil piston (127), the oil piston (127) is wrapped in the oil column (211), the inner side wall of the oil column (211) is attached to the oil piston (127), one end, far away from the oil piston (127), of the oil column (211) is fixedly communicated with the main oil duct (212), one end of the main oil duct (212) is communicated with an external pipe fitting deep into the oil production well, the other end of the main oil duct (212) is communicated with an external crude oil filling device through the external pipe fitting, one end, close to the external pipe fitting deep into the oil production well, of the main oil duct (212) is fixedly communicated with the oil return pipe (, oil column (211) inside oil piston (127) one end fixed mounting of keeping away from has oil film (214), fixed mounting has oil baffle ring (215) in main oil duct (212) internal passage, oil baffle ring (215) are annular oil baffle ring (215), oil baffle ring (215) one side is provided with oil baffle ball (216), oil baffle ball (216) keep away from oil baffle ring (215) one side fixed mounting has oil baffle ball strip (217), oil baffle ball strip (217) are protruding in main oil duct (212) inside wall, oil baffle ball (216) and oil baffle ball strip (217) contact can not block the oil circuit and flow, fixed mounting has solenoid valve one (218) on returning oil pipe (213), main oil duct (212) are close to external crude oil filling device one end fixed mounting has solenoid valve two (219), second pressure subassembly includes water swivel block (134), water firm dog (135), Water promotes axle (136), water piston (137), the rotatory piece of water (134) is established to the cover on water rotation axis (133), rotatory piece of water (134) can be relative rotary motion with water rotation axis (133), be convenient for convert rotatory wobbling power of water rotation axis (133) to the rotatory piece of water (134) on the rotatory swing power transfer to the rotatory piece of water (134) to the wobbling power, water rotation axis (133) one end fixed mounting is kept away from to water rotatory piece (134) has water to stabilize dog (135), water promotes axle (136) basal area and is greater than water rotation block (134) basal area, water stabilizes dog (135) is cylindric water and stabilizes dog (135), water stabilizes dog (135) keep away from water rotation block (134) one end fixed mounting and promotes axle (136), water promotes axle (136) for cylindric water promotes axle (136), the bottom surface diameter that water promotes axle (136) is half of water and stabilizes dog (135) bottom surface diameter, water promotes axle (136) and keeps away from water firm dog (135) one end fixed mounting and has water piston (137), water piston (137) and water column (221) inner wall laminating, second drive assembly includes water eccentric wheel (131), water drive circle (132), water rotation axis (133), fixed mounting has water eccentric wheel (131) on the rotor of motor (111), water eccentric wheel (131) are cylindric water eccentric wheel (131), the axle center of water eccentric wheel (131) and the rotor axle center of motor (111) do not coincide each other, water eccentric wheel (131) outside a week slidable mounting has water drive circle (132), water drive circle (132) one end fixed mounting has water rotation axis (133), water route cooling module includes water column (221), inlet tube (222), outlet pipe (223), water film (224), manger plate circle (225), manger plate ball (226), Water blocking ball strip (227), drain pipe (311), spray pipe (312), cooler bin (313), vent (314), linking pipe (315), cooling inlet tube (316), cooling tube (317), cooling outlet pipe (318), water tank base (411), water piston (137) outside fixed mounting has water column (221), water column (221) is including wrapping up water piston (137), water column (221) inside wall and water piston (137) are laminated mutually, water column (221) is kept away from water piston (137) one end and is fixed the intercommunication have inlet tube (222) and outlet pipe (223), inlet tube (222) are kept away from water column (221) one end and are fixed the intercommunication have water tank base (411), the basin has been seted up to water tank base (411) inside, and the filling has the cooling water in the basin, outlet pipe (223) are kept away from water column (221) one end and are fixed the intercommunication have drain pipe (311), the utility model discloses a motor, including drain pipe (311), spray pipe (312) can spout vaporific cooling water, spray pipe (312) lower extreme fixed intercommunication has cooling tank (313), irregular flow path has been seted up to cooling tank (313) inside, vent (314) have been seted up on cooling tank (313) lateral wall, vent (314) bottom fixed mounting has linking pipe (315), linking pipe (315) lower extreme fixed mounting has cooling inlet tube (316), cooling inlet tube (316) bottom fixed mounting has cooling tube (317), cooling tube (317) cover is at motor (111) surface, cooling tube (317) have two, cover on motor (111) from both sides respectively, cooling tube (317) bottom fixed mounting has cooling outlet pipe (318), cooling outlet pipe (318) bottom and the fixed intercommunication of the inside basin of water tank base (411), a water film (224) is fixedly arranged at one end of the water column (221) far away from the water piston (137), a water retaining ring (225) is fixedly arranged in the inner channel of the water inlet pipe (222), the water retaining ring (225) is a circular water retaining ring (225), a water blocking ball (226) is arranged on one side of the water blocking ring (225), a water blocking ball strip (227) is fixedly arranged on one side of the water blocking ball (226) far away from the water blocking ring (225), the water blocking ball strip (227) protrudes out of the inner side wall of the water inlet pipe (222), a water blocking ring (225) is fixedly arranged in the channel inside the water outlet pipe (223), the water retaining ring (225) is a circular water retaining ring (225), one side of the water retaining ring (225) is provided with a water retaining ball (226), one side, far away from the water retaining ring (225), of the water retaining ball (226) is fixedly provided with a water retaining ball strip (227), and the water retaining ball strip (227) protrudes out of the inner side wall of the water inlet pipe (222).

2. The eccentric pressing oil recovery device of the oil production well as defined in claim 1, wherein: the supporting component comprises a rotor supporting block (412), a motor supporting block (413) and an oil column fixing block (414), wherein the rotor supporting block (412) is fixedly mounted above the water tank base (411), a hole groove is formed in the side of the rotor supporting block (412), a bearing is fixedly mounted in the hole groove, the end part of a rotor of the motor (111) is inserted into the bearing, the motor supporting block (413) is fixedly mounted above the water tank base (411), a plurality of blocks are arranged on the motor supporting block (413), and the oil column fixing block (414) is fixedly mounted above the water tank base (411).