CN210214436U

CN210214436U - Oil pump coiler

Info

Publication number: CN210214436U
Application number: CN201920917470.2U
Authority: CN
Inventors: Yong Zhao; 赵勇; Zhiyao Yuan; 袁志耀; Fang Wang; 王芳
Original assignee: Nanjing Shanjiexin Electric Technology Co Ltd
Current assignee: Nanjing Shanjiexin Electric Technology Co Ltd
Priority date: 2019-06-18
Filing date: 2019-06-18
Publication date: 2020-03-31
Anticipated expiration: 2029-06-18

Abstract

The utility model relates to an oil pump coiler, which comprises a main shaft, a transmission plate, a coiler groove, a rotary oil way joint, an elastic braking device and a ratchet wheel, wherein the coiler groove is used for rewinding and collecting oil duct pipelines, and the ratchet wheel and the elastic braking device are used for realizing three states of non-braking recovery pipelines, non-braking stretching pipelines and recovery pipeline braking of the coiler groove; the rotary oil way joint comprises a main shaft pipe and a rotary sleeve pipe, the rotary sleeve pipe can rotate around the main shaft pipe, the rotary oil way joint can continuously supply oil when the rotary sleeve pipe rotates around the main shaft pipe, and the sealing of a rotary contact surface is guaranteed.

Description

Oil pump coiler

Technical Field

The utility model relates to a high pressure oil transportation technical field, specific oil pump coil pipe ware that says so.

Background

Because the pipeline is in a high-pressure environment in the high-pressure oil supply process, and the oil supply pipeline is generally longer, a pipe coiling device capable of automatically recycling the pipeline is needed, and because the pipeline is in the high-pressure environment, if the automatic recycling pipeline adopts an electric control device, the problems of service life reduction caused by aging of a control circuit, failure of electronic components and the like easily occur. The conventional coil spring needs to consider the problem of coil spring braking in use, so that a braking device is needed, and three states of non-braking recovery pipeline, non-braking stretching pipeline and recovery pipeline braking can be realized. The coiled tubing device also has the function of winding up and collecting the oil pipeline, and when the oil pipe is dragged out of the coiled tubing device or the pulled oil pipe is retracted to the coiled tubing device, the relative rotation of the joint of the oil pipe and the oil supply end can be caused, so that a rotary oil way joint for the coiled tubing device is needed, the joint of the oil pipe and the oil supply end can be maintained to rotate freely and relatively under the working condition of a high-pressure oil way, and the sealing can be ensured during the rotation.

Disclosure of Invention

The to-be-solved technical problem of the utility model is to provide an oil pump coil pipe ware, the device's oil transportation joint can last the oil transportation and realize sealing at the pivoted in-process, and can control the pipeline case, realizes not having the braking recovery pipeline, not having the tensile pipeline of braking and three kinds of states of recovery pipeline braking.

In order to solve the technical problem, the utility model discloses a technical scheme does:

an oil pump coiler is characterized in that: the coil pipe groove is annularly arranged on the outer side of the main shaft, the coil pipe groove is fixedly connected with the main shaft through the transmission plate, the main shaft can drive the coil pipe groove to synchronously rotate, the ratchet wheel is fixedly connected with the transmission plate, and the ratchet wheel and the transmission plate are concentric and parallel; the main shaft is in transmission connection with the spring coiling device, and the spring coiling device is used for driving the main shaft to rotate towards the rewinding direction of the spring coiling device;

the rotary oil way joint comprises a main shaft pipe and a rotary sleeve, the main shaft pipe and the main shaft are coaxially arranged, the main shaft can rotate relative to the main shaft pipe, the main shaft pipe is fixed, the rotary sleeve is nested on the side wall of the main shaft pipe, the rotary sleeve can rotate around the main shaft pipe, and the rotary oil way joint can continuously supply oil when the rotary sleeve rotates around the main shaft pipe.

The two fixed plates are arranged in parallel, one end of the main shaft is arranged on the fixed plate on one side, the other end of the main shaft is connected with one side of the spring coiling device, the other side of the spring coiling device is fixedly connected with one end of the main shaft pipe, and the other end of the main shaft pipe penetrates through the fixed plate on the other side and is fixedly connected with the fixed plates; the main shaft fixing plate on one side opposite to the main shaft can rotate freely, the main shaft can drive one side of the spring coiling device to rotate, the other side of the spring coiling device and one end of the main shaft pipe are relatively fixed and do not rotate, the main shaft pipe does not rotate relative to the fixing plate, and an oil pipe protection plate is fixedly mounted on the outer side of the fixing plate.

The transmission plate comprises two groups of transmission plates which are parallel to each other, the transmission plate close to one side of the main shaft is fixedly connected with the main shaft through an annular connector, and the transmission plate close to one side of the rotary oil way joint is rotatably connected with the main shaft pipe.

The ratchet wheel is fixedly connected with the connector through a fixing bolt, arc-shaped grooves and inclination angle tooth groove groups are arranged on the edge of the ratchet wheel, each inclination angle tooth groove group comprises a plurality of inclination angle tooth grooves, the number of the arc-shaped grooves and the number of the inclination angle tooth groove groups are the same and are alternately arranged, and the opening direction of the tooth grooves of the inclination angle tooth grooves is the same as the rewinding rotating direction of the spring coiling device;

the elastic braking device comprises a rotating shaft and a braking pin which can rotate freely, the braking pin is in transmission connection with one end of the rotating shaft, and the other end of the rotating shaft is rotatably arranged on the fixing plate; the rotating shaft is nested with a spring, the fixed ends of the spring at the two ends are respectively and fixedly arranged in the fixed plate fixed hole and the brake pin fixed hole, and the spring is used for providing power for the reset rebound of the brake pin;

when the brake pin is in the rest position, the distance between the end part of the brake pin and the center of the ratchet wheel is larger than the distance between the center of the bottom of the arc-shaped groove and the center of the ratchet wheel, and when the brake pin is in the rest position, the distance between the end part of the brake pin and the center of the ratchet wheel is smaller than the diameter of the ratchet wheel.

The edge of the ratchet wheel is provided with three groups of arc-shaped grooves and three groups of inclination angle tooth groove groups, three inclination angle tooth grooves are arranged in each group of inclination angle tooth groove groups, the arc-shaped grooves and the inclination angle tooth groove groups are alternately arranged, the edges of the arc-shaped grooves are directly connected with the edges of the adjacent inclination angle tooth groove groups without transition, and the end part of the brake pin can be embedded into the inclination angle tooth grooves to brake the ratchet wheel.

An oil delivery pipeline is axially arranged in the center of the interior of the main shaft pipe, one end of the oil delivery pipeline is sealed, the other end of the oil delivery pipeline is communicated with oil supply equipment, a plurality of oil outlet holes are formed in one end, close to the sealed end, of the side wall of the oil delivery pipeline, and the oil outlet holes penetrate through the pipe wall of the main shaft pipe;

the rotary sleeve comprises an outer sleeve and an oil supply pipeline, the outer sleeve is nested outside the main shaft pipe, the outer sleeve can freely rotate relative to the main shaft pipe, and the oil supply pipeline penetrates through the wall of the outer sleeve and is communicated with the interior of the outer sleeve;

the oil outlet is communicated with the outer wall of the main shaft pipe, one end of the oil outlet is arranged in a main shaft annular groove, the main shaft annular groove is arranged on the surface of the outer wall of the main shaft pipe, one end of the oil supply pipeline, which is communicated with the inner wall of the outer sleeve pipe, is arranged in an oil supply groove, the oil supply groove is arranged on the surface of the inner wall of the outer sleeve pipe, and when the rotary sleeve pipe is nested outside the main shaft pipe, the main shaft annular groove and the oil supply groove are communicated to;

annular oil duct both sides equally divide and do not be provided with three groups of sealing rings, three groups of sealing rings be V type sealing ring, sealing washer and wear ring from near to far away in proper order, the third annular and the annular oil duct intercommunication at V type sealing ring place.

The oil outlet quantity be four, four oil outlet sizes are the same and lie in the coplanar, four oil outlet evenly distributed are on defeated oil pipe way lateral wall, the pipeline axle center of oil feed line and the pipeline axle center of oil outlet lie in the coplanar.

Three sealing grooves are respectively arranged on two sides of the main shaft annular groove, the three sealing grooves on each side are sequentially provided with a third annular groove, a second annular groove and a first annular groove from near to far away from the main shaft annular groove, a wear-resisting ring is arranged in the first annular groove, a sealing ring is arranged in the second annular groove, and a V-shaped sealing ring is arranged in the third annular groove;

the outside of first annular still be provided with spacing snap ring, distance between two sets of spacing snap rings is the same with the length of outer tube, spacing snap ring be used for restricting the axial motion of outer tube, spacing snap ring detachable install at spacing inslot, the spacing groove set up on main shaft pipe lateral wall surface.

The utility model discloses a main shaft ring channel's structure of sinking lateral wall and third annular intercommunication, the tank bottom of main shaft ring channel and outer tube inboard wall form annular pressure channel, the third annular pass through pressure channel and annular oil duct intercommunication.

The opening side of the V-shaped sealing ring faces the pressure channel, the V-shaped sealing ring is made of hard butadiene-acrylonitrile rubber materials, the temperature range which can be borne by the V-shaped sealing ring is-45-65 ℃, and the pressure which can be borne by the V-shaped sealing ring is 25 mpa.

The beneficial effect that this kind of oil pump coiler can produce does: first, spacing snap ring is injectd the axial of rotation sleeve pipe, and the relative main shaft pipe of rotation sleeve pipe can the free rotation. Secondly, high-pressure oil is input from the inlet end of an oil conveying pipeline, flows into the annular oil duct from the oil outlet hole at the other end of the oil conveying pipeline, and then flows into the oil supply pipeline capable of rotating freely through the annular oil duct, the arrangement of the annular oil duct ensures that the number of the oil outlet holes can be any, further, the oil outlet holes distributed uniformly can reduce the vibration in the working condition of high-pressure oil conveying, and the running stability of equipment is improved. Thirdly, the wear-resistant ring plays a role in supporting the rotating sleeve; the sealing washer adopts O type circle sealing rubber seal ring, plays supplementary sealed effect, V type sealing ring and high-pressure oil circuit intercommunication, and opening side towards the high-pressure oil side, and the opening side of V type sealing ring can be strutted under high pressure environment, improves sealing performance, if the phenomenon of wearing and tearing appears in the V type sealing ring lateral wall, also can be self-adaptation under high pressure environment, continuously struts, guarantees the in close contact with between sealing ring edge and the both sides wall, has guaranteed sealed stability. Fourthly, the depth of the arc-shaped groove, the opening direction of the inclination angle tooth socket and the rewinding direction of the pipeline recovery are arranged, and the three states of the non-braking recovery pipeline, the non-braking stretching pipeline and the recovery pipeline braking can be realized by matching with the related operation modes.

Drawings

Fig. 1 is a schematic structural diagram of the oil pump coiler of the present invention.

Fig. 2 is a structural side view of the oil pump coiler of the present invention.

Fig. 3 is a schematic structural diagram of a coil groove in an oil pump coil device.

Fig. 4 is a schematic structural view of the oil pump coil pipe device of the present invention when the brake pin is located in the arc-shaped groove.

Fig. 5 is a schematic diagram of the position of the brake pin when the oil pump coil pipe device has no brake recovery pipeline.

Fig. 6 is a schematic diagram of the position of the brake pin when the oil pump coiler recycling pipeline brakes.

Fig. 7 is a schematic structural diagram of a neutralization ratchet and an elastic braking device of the oil pump coiler of the present invention.

Fig. 8 is a schematic structural view of a rotary oil line joint in an oil pump coiler.

The attached drawings of the specification are marked as follows: 1. a main shaft; 2. a rotary oil line joint; 3. a drive plate; 4. a coil pipe groove; 5. a spring coiling device; 6. an elastic braking device; 7. a ratchet wheel; 8. a fixing plate; 9. an oil pipe protection plate; 10. a connector; 11. fixing the bolt; 12. a rotating shaft; 13. a brake pin; 14. a fixing hole of the fixing plate; 15. an arc-shaped slot; 16. an inclination angle tooth socket; 17. a spring fixing end; 18. a brake pin fixing hole; 19. a spring; 20. a main shaft pipe; 21. rotating the sleeve; 22. an oil pipeline; 23. an oil outlet hole; 24. a first ring groove; 25. a second ring groove; 26. a third ring groove; 27. a limit snap ring; 28. a wear ring; 29. a seal ring; 30. a V-shaped sealing ring; 31. a pressure channel; 32. an oil supply tank; 33. an oil supply line; 34. an outer sleeve.

Detailed Description

The invention is further described below with reference to the drawings and specific preferred embodiments.

An oil pump coiler is characterized in that: the coil pipe groove 4 is annularly arranged on the outer side of the main shaft 1, the coil pipe groove 4 is fixedly connected with the main shaft 1 through the driving plate 3, the main shaft 1 can drive the coil pipe groove 4 to synchronously rotate, the ratchet wheel 7 is fixedly connected with the driving plate 3, and the ratchet wheel 7 and the driving plate 3 are concentric and parallel; the ratchet wheel 7 and the elastic braking device 6 are matched with each other for transmission, the ratchet wheel 7 and the elastic braking device 6 are used for realizing three states of a no-brake recovery pipeline, a no-brake stretching pipeline and a recovery pipeline brake of the coil groove 4, the main shaft 1 is in transmission connection with the coil winder 5, and the coil winder 5 is used for driving the main shaft 1 to rotate towards the rewinding direction of the coil winder 5;

the rotary oil way joint 2 comprises a main shaft pipe 20 and a rotary sleeve 21, the main shaft pipe 20 and the main shaft 1 are coaxially arranged, the main shaft 1 can rotate relative to the main shaft pipe 20, the main shaft pipe 20 is fixed, the rotary sleeve 21 is nested on the side wall of the main shaft pipe 20, the rotary sleeve 21 can rotate around the main shaft pipe 20, and the rotary oil way joint 2 can continuously supply oil when the rotary sleeve 21 rotates around the main shaft pipe 20.

The two fixing plates 8 are arranged in parallel, one end of the main shaft 1 is installed on the fixing plate 8 on one side, the other end of the main shaft is connected with one side of the spring coiling device 5, the other side of the spring coiling device 5 is fixedly connected with one end of a main shaft pipe 20, and the other end of the main shaft pipe 20 penetrates through the fixing plate 8 on the other side and is fixedly connected with the fixing plate 8; the main shaft 1 relative side fixed plate 8 can free rotation, main shaft 1 can drive spring coiling device 5 one side and rotate, the opposite side of spring coiling device 5 and main shaft pipe 20 one end relatively fixed and do not take place relative rotation, main shaft pipe 20 does not take place relative rotation with fixed plate 8, the fixed plate 8 outside fixed mounting have oil pipe protection shield 9.

In this embodiment, the oil pipe is wound on the coil groove 4, one end of the oil pipe passes through a through hole formed in the bottom of the coil groove 4 to be connected with the rotary oil line connector 2, and the rotary sleeve 21 synchronously rotates along with the rotation of the coil groove 4.

In this embodiment, the driving plate 3 includes two sets of driving plates 3 that are parallel to each other, and the driving plate 3 that is close to one side of the main shaft 1 is fixedly connected with the main shaft 1 through the annular connector 10, and the driving plate 3 that is close to one side of the rotary oil way joint 2 is rotatably connected with the main shaft pipe 20.

In this embodiment, the ratchet wheel 7 is fixedly connected with the connector 10 through the fixing bolt 11, the edge of the ratchet wheel 7 is provided with an arc-shaped groove 15 and an inclination angle tooth groove group, each inclination angle tooth groove group comprises a plurality of inclination angle tooth grooves 16, the number of the arc-shaped grooves 15 and the number of the inclination angle tooth groove groups are the same and are alternately arranged, and the tooth groove opening direction of the inclination angle tooth grooves 16 is the same as the rewinding rotation direction of the spring coiling device 5;

in this embodiment, the elastic braking device 6 includes a rotating shaft 12 and a braking pin 13, which can rotate freely, the braking pin 13 is in transmission connection with one end of the rotating shaft 12, and the other end of the rotating shaft 12 is rotatably mounted on the fixing plate 8; a spring 19 is nested on the rotating shaft 12, spring fixing ends 17 at two ends of the spring 19 are respectively and fixedly installed in the fixing plate fixing hole 14 and the brake pin fixing hole 18, and the spring 19 is used for providing power for resetting and rebounding of the brake pin 13;

the distance between the end of the brake pin 13 and the center of the ratchet wheel 7 is larger than the distance between the center of the bottom of the arc-shaped groove 15 and the center of the ratchet wheel 7 when the brake pin 13 is in the rest position, and the distance between the end of the brake pin 13 and the center of the ratchet wheel 7 is smaller than the diameter of the ratchet wheel 7 when the brake pin 13 is in the rest position.

The edge of the ratchet wheel 7 is provided with three groups of arc-shaped grooves 15 and three groups of inclination angle tooth groove groups, three inclination angle tooth grooves 16 are arranged in each group of inclination angle tooth groove groups, the arc-shaped grooves 15 and the inclination angle tooth groove groups are alternately arranged, the edges of the arc-shaped grooves 15 are directly connected with the edges of the adjacent inclination angle tooth groove groups without transition, and the end part of the brake pin 13 can be embedded into the inclination angle tooth grooves 16 to brake the ratchet wheel 7.

The axis of the rotating shaft 12 and the axis of the main shaft 1 are in the same vertical plane, the brake pin 13 is in a stationary state when not receiving the elastic force of the spring 19, and when the brake pin 13 is deflected to any side and deviates from the stationary position, it receives the elastic force of the spring 19 and tends to return to the stationary state. When the stopper pin 13 is located in the arc-shaped slot 15, the turning direction is changed according to the rotation direction of the subsequent ratchet wheel 7.

Because the tooth space opening direction of the inclination angle tooth space 16 is the same as the rewinding rotation direction of the ratchet wheel 7, when the pipeline is stretched outwards, the rotation direction of the ratchet wheel 7 is opposite to the rotation direction of the rewinding rotation, at the moment, no matter the direction of the brake pin 13 is the same as or opposite to the rotation direction of the ratchet wheel, the brake pin 13 cannot be embedded into the inclination angle tooth space 16, and therefore, the external traction force of the oil pipe only needs to overcome the rewinding elasticity of the elastic coil spring, and the oil pipe can be pulled out without obstacles. When the external traction force is removed, the oil pipe can automatically rotate under the driving of the elastic coil spring, and the recovery of the oil pipe is realized.

In the process of oil pipe recovery, when the external traction force of the oil pipe is removed, the brake pin 13 is in contact with the inclined angle tooth groove group, and the tooth groove opening direction of the inclined angle tooth groove 16 is the same as the rewinding rotation direction of the ratchet wheel 7, so that the end part of the brake pin 13 can be embedded into the inclined angle tooth groove 16 to form braking.

When the traction external force of the oil pipe is removed, the brake pin 13 is in the arc-shaped groove 15, the direction of the brake pin 13 can be the same as the direction of the rewinding rotation along with the rewinding rotation of the ratchet wheel 7, and automatic non-braking pipeline recycling can be realized at the moment.

If braking is needed in the non-braking pipeline recovery process, the pipeline is pulled outwards only until the brake pin 13 crosses one inclination angle tooth groove 16 again, and external force is removed to realize pipeline recovery braking.

In the embodiment, an oil delivery pipeline 22 is axially arranged in the center of the interior of the main shaft pipe 20, one end of the oil delivery pipeline 22 is sealed, the other end of the oil delivery pipeline 22 is communicated with an oil supply device, a plurality of oil outlet holes 23 are formed in one end, close to the sealed end, of the side wall of the oil delivery pipeline 22, and the oil outlet holes 23 penetrate through the pipe wall of the main shaft pipe 20;

the rotating sleeve 21 comprises an outer sleeve 34 and an oil supply pipeline 33, the outer sleeve 34 is nested outside the spindle pipe 20, the outer sleeve 34 can freely rotate relative to the spindle pipe 20, and the oil supply pipeline 33 penetrates through the wall of the outer sleeve 34 and is communicated with the inside of the outer sleeve 34;

the oil outlet 23 is communicated with the outer wall of the main shaft pipe 20, one end of the oil outlet is arranged in a main shaft annular groove, the main shaft annular groove is arranged on the surface of the outer wall of the main shaft pipe 20, the end of the oil supply pipeline 33 communicated with the inner wall of the outer sleeve pipe 34 is arranged in an oil supply groove 32, the oil supply groove 32 is arranged on the surface of the inner wall of the outer sleeve pipe 34, and when the rotary sleeve pipe 21 is nested outside the main shaft pipe 20, the main shaft annular groove and the oil supply groove 32 are communicated to form an annular oil;

the annular oil duct both sides equally divide and do not be provided with three groups of sealing rings, three groups of sealing rings be V type sealing ring 30, sealing washer 29 and wear ring 28 from near to far away in proper order, the third annular 26 and the annular oil duct intercommunication at V type sealing ring 30 place.

In this embodiment, the number of the oil outlet holes 23 is four, the four oil outlet holes 23 have the same size and are located in the same plane, the four oil outlet holes 23 are uniformly distributed on the side wall of the oil pipeline 22, and the pipeline axis of the oil supply pipeline 33 and the pipeline axis of the oil outlet holes 23 are located in the same plane.

The arrangement that a part of the end surface of the oil supply pipeline 33 is always overlapped with the end surface of one or more oil outlet holes 23 in the rotating process prevents the pressure from changing sharply to cause abnormal sound or vibration when the end surfaces of the oil outlet holes 23 and the oil supply pipeline 33 are overlapped suddenly. The service life of the structure is prolonged.

In the embodiment, two sides of the main shaft annular groove are respectively provided with three sealing grooves, the three sealing grooves on each side are sequentially provided with a third annular groove 26, a second annular groove 25 and a first annular groove 24 from near to far away from the main shaft annular groove, a wear-resisting ring 28 is arranged in the first annular groove 24, a sealing ring 29 is arranged in the second annular groove 25, and a V-shaped sealing ring 30 is arranged in the third annular groove 26;

the outside of first annular 24 still be provided with spacing snap ring 27, distance between two sets of spacing snap rings 27 is the same with the length of outer tube 34, spacing snap ring 27 be used for restricting the axial motion of outer tube 34, spacing snap ring 27 detachable install at spacing inslot, spacing groove set up on main shaft pipe 20 lateral wall surface.

The distance between the inner wall of the outer sleeve 34 and the outer wall of the main shaft pipe 20 is 0.165 mm-0.105 mm; the depth of the third ring groove 26 can be set according to the thickness of the wear ring 28, so as to ensure that the wear ring 28 is 0.145mm higher than the outer wall of the spindle pipe 20 after installation, and the wear ring 29 is the supporting part of the spindle pipe 20 and the rotating sleeve 21.

Furthermore, an O-shaped sealing rubber sealing ring is arranged in the second annular groove 25 and serves as a second sealing ring to assist in sealing.

In this embodiment, the side wall of the sinking structure of the main shaft annular groove is communicated with the third annular groove 26, the groove bottom of the main shaft annular groove and the inner side wall of the outer sleeve 34 form an annular pressure channel 31, and the third annular groove 26 is communicated with the annular oil passage through the pressure channel 31.

On the one hand, the existence of annular oil circuit can be guaranteed in the setting of main shaft ring channel, and on the other hand also provides the structural basis for annular oil duct and third annular 26 pass through the lateral wall intercommunication. The opening side of the V-shaped seal ring 30 is ensured to be able to directly contact the high-pressure oil path environment. The main shaft annular groove and the oil supply groove 32 jointly form an annular oil passage, the two groups of grooves are jointly arranged, the sectional area of the annular oil passage is guaranteed to be large enough, and the oil supply quantity and the smoothness of the change of the environmental pressure of the internal oil passage can be guaranteed.

In this embodiment, the opening side of the V-shaped sealing ring 30 faces the pressure channel 31, the V-shaped sealing ring 30 is made of hard nitrile rubber material, the temperature range that the V-shaped sealing ring 30 can bear is-45 ℃ to 65 ℃, and the pressure that the V-shaped sealing ring 30 can bear is 25 mpa.

V type sealing ring 30 is as main sealing ring, V type sealing ring 30's opening side is towards pressure channel 31, opening side and high-pressure oil circuit environment direct contact, V type sealing ring 30's opening side can be strutted under high-pressure environment, sealing performance is improved, if the phenomenon of wearing and tearing appears in V type sealing ring 30 lateral wall, also can be self-adaptation under high-pressure environment, V type sealing ring 30's opening side can be strutted continuously under high-pressure environment, guarantee the in close contact between sealing ring edge and the both sides wall, sealed stability has been guaranteed.

Above only the utility model discloses an it is preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, a plurality of modifications and decorations without departing from the principle of the present invention should be considered as the protection scope of the present invention.

Claims

1. An oil pump coiler is characterized in that: the elastic brake device comprises a main shaft (1), a transmission plate (3), a coil pipe groove (4), a rotary oil way joint (2), an elastic brake device (6) and a ratchet wheel (7), wherein the coil pipe groove (4) is annularly arranged on the outer side of the main shaft (1), the coil pipe groove (4) is fixedly connected with the main shaft (1) through the transmission plate (3), the main shaft (1) can drive the coil pipe groove (4) to synchronously rotate, the ratchet wheel (7) is fixedly connected with the transmission plate (3), and the ratchet wheel (7) and the transmission plate (3) are concentric and parallel to each other; the main shaft (1) is in transmission connection with the spring coiling device (5), and the spring coiling device (5) is used for driving the main shaft (1) to rotate towards the rewinding direction of the spring coiling device (5);

rotatory oil circuit connect (2) including main shaft pipe (20) and swivel sleeve (21), main shaft pipe (20) and main shaft (1) coaxial setting, main shaft (1) can rotate main shaft pipe (20) relatively, main shaft pipe (20) fixed, swivel sleeve (21) nestification on main shaft pipe (20) lateral wall, swivel sleeve (21) can rotate around main shaft pipe (20), swivel sleeve (2) can last the fuel feeding when swivel sleeve (21) rotates around main shaft pipe (20).

2. An oil pump coiler according to claim 1, characterized in that: the two fixing plates (8) are arranged in parallel, one end of the main shaft (1) is installed on the fixing plate (8) on one side, the other end of the main shaft is connected with one side of the spring coiling device (5), the other side of the spring coiling device (5) is fixedly connected with one end of a main shaft pipe (20), and the other end of the main shaft pipe (20) penetrates through the fixing plate (8) on the other side and is fixedly connected with the fixing plate (8); the utility model discloses a wind spring coiling machine, including main shaft (1), main shaft (8), main shaft (1) relative one side fixed plate (8) can the free rotation, main shaft (1) can drive spring coiling machine (5) one side and rotate, the opposite side of spring coiling machine (5) and main shaft pipe (20) one end relatively fixed and do not take place relative rotation, main shaft pipe (20) relative fixed plate (8) do not take place to rotate, fixed plate (8) outside fixed mounting have oil pipe protection shield (9).

3. An oil pump coiler according to claim 2, characterized in that: the transmission plate (3) comprises two groups of transmission plates (3) which are parallel to each other, the transmission plate (3) close to one side of the main shaft (1) is fixedly connected with the main shaft (1) through an annular connector (10), and the transmission plate (3) close to one side of the rotary oil way joint (2) is rotatably connected with the main shaft pipe (20).

4. An oil pump coiler according to claim 3, characterized in that: the ratchet wheel (7) is fixedly connected with the connector (10) through a fixing bolt (11), an arc-shaped groove (15) and an inclination angle tooth groove group are arranged at the edge of the ratchet wheel (7), each inclination angle tooth groove group comprises a plurality of inclination angle tooth grooves (16), the number of the arc-shaped grooves (15) and the number of the inclination angle tooth grooves are the same, the inclination angle tooth grooves are alternately arranged, and the tooth groove opening direction of the inclination angle tooth grooves (16) is the same as the rewinding rotating direction of the spring coiling device (5);

the elastic force braking device (6) comprises a rotating shaft (12) and a braking pin (13) which can freely rotate, the braking pin (13) is in transmission connection with one end of the rotating shaft (12), and the other end of the rotating shaft (12) is rotatably arranged on the fixing plate (8); a spring (19) is nested on the rotating shaft (12), spring fixing ends (17) at two ends of the spring (19) are respectively and fixedly installed in a fixing plate fixing hole (14) and a brake pin fixing hole (18), and the spring (19) is used for providing power for resetting and rebounding of the brake pin (13);

when the brake pin (13) is in the rest position, the distance between the end part of the brake pin (13) and the center of the ratchet wheel (7) is larger than the distance between the center of the bottom of the arc-shaped groove (15) and the center of the ratchet wheel (7), and when the brake pin (13) is in the rest position, the distance between the end part of the brake pin (13) and the center of the ratchet wheel (7) is smaller than the diameter of the ratchet wheel (7).

5. An oil pump coiler according to claim 4, characterized in that: the edge of the ratchet wheel (7) is provided with three groups of arc-shaped grooves (15) and three groups of inclination angle tooth groove groups, three inclination angle tooth grooves (16) are arranged in each group of inclination angle tooth groove groups, the arc-shaped grooves (15) and the inclination angle tooth groove groups are alternately arranged, the edges of the arc-shaped grooves (15) are directly connected with the edges of the adjacent inclination angle tooth groove groups without transition, and the end part of the brake pin (13) can be embedded into the inclination angle tooth grooves (16) to brake the ratchet wheel (7).

6. An oil pump coiler according to claim 2, characterized in that: an oil delivery pipeline (22) is axially arranged in the center of the interior of the main shaft pipe (20), one end of the oil delivery pipeline (22) is sealed, the other end of the oil delivery pipeline is communicated with oil supply equipment, a plurality of oil outlet holes (23) are formed in one end, close to the sealed end, of the side wall of the oil delivery pipeline (22), and the oil outlet holes (23) penetrate through the pipe wall of the main shaft pipe (20);

the rotating sleeve (21) comprises an outer sleeve (34) and an oil supply pipeline (33), the outer sleeve (34) is nested outside the spindle pipe (20), the outer sleeve (34) can freely rotate relative to the spindle pipe (20), and the oil supply pipeline (33) penetrates through the wall of the outer sleeve (34) and is communicated with the interior of the outer sleeve (34);

the oil outlet hole (23) is communicated with the outer wall of the main shaft pipe (20), one end of the oil outlet hole is arranged in a main shaft annular groove, the main shaft annular groove is formed in the surface of the outer wall of the main shaft pipe (20), one end of the oil supply pipeline (33) is communicated with the inner wall of the outer sleeve pipe (34), the other end of the oil supply pipeline is arranged in an oil supply groove (32), the oil supply groove (32) is formed in the surface of the inner wall of the outer sleeve pipe (34), and when the rotary sleeve pipe (21) is nested outside the main shaft pipe (20), the main shaft annular groove and the oil supply groove (32) are communicated;

annular oil duct both sides equally divide and do not be provided with three groups of sealing rings, three groups of sealing rings be V type sealing ring (30), sealing washer (29) and wear-resisting ring (28) from near to far away in proper order, third annular (26) and annular oil duct intercommunication at V type sealing ring (30) place.

7. An oil pump coiler according to claim 6, characterized in that: oil outlet (23) quantity be four, four oil outlet (23) sizes are the same and lie in the coplanar, four oil outlet (23) evenly distributed are on defeated oil pipe way (22) lateral wall, the pipeline axle center of fuel feeding line (33) lie in the coplanar with the pipeline axle center of oil outlet (23).

8. An oil pump coiler according to claim 7, characterized in that: three sealing grooves are respectively arranged on two sides of the main shaft annular groove, a third annular groove (26), a second annular groove (25) and a first annular groove (24) are sequentially arranged on the three sealing grooves on each side from near to far away from the main shaft annular groove, a wear-resisting ring (28) is arranged in the first annular groove (24), a sealing ring (29) is arranged in the second annular groove (25), and a V-shaped sealing ring (30) is arranged in the third annular groove (26);

the outside of first annular (24) still be provided with spacing snap ring (27), distance between two sets of spacing snap ring (27) is the same with the length of outer tube (34), spacing snap ring (27) be used for restricting the axial motion of outer tube (34), spacing snap ring (27) detachable install at spacing inslot, the spacing groove set up on main shaft pipe (20) lateral wall surface.

9. An oil pump coiler according to claim 8, characterized in that: the lateral wall and third annular (26) intercommunication of the structure that sinks of main shaft ring channel, the tank bottom of main shaft ring channel and outer tube (34) inboard wall form annular pressure channel (31), third annular (26) communicate through pressure channel (31) and annular oil duct.

10. An oil pump coiler according to claim 9, characterized in that: the opening side of the V-shaped sealing ring (30) faces to the pressure channel (31), the V-shaped sealing ring (30) is made of hard butadiene-acrylonitrile rubber materials, the temperature range which can be borne by the V-shaped sealing ring (30) is-45-65 ℃, and the pressure which can be borne by the V-shaped sealing ring (30) is 25 mpa.