CN211598985U

CN211598985U - Circumferential line coupling planet synchronous rotary piston pump

Info

Publication number: CN211598985U
Application number: CN201922006819.XU
Authority: CN
Inventors: 徐大江
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-20
Filing date: 2019-11-20
Publication date: 2020-09-29
Anticipated expiration: 2029-11-20

Abstract

The utility model discloses a synchronous formula rotary piston pump of circumference coupling planet. The centrifugal pump comprises a pump body, an auxiliary rotor A, a main rotor, a front cover plate, a rear cover plate, a planetary synchronous gear assembly, an outlet and an inlet, wherein the main rotor is of a circular structure and is provided with main rotor blades. The utility model discloses a device is very little through setting up the wearing and tearing of planetary gear assembly, planetary gear's planet wheel does not stop the motion, planetary gear and outer ring gear meshing's position is unset when making the coupling of main and auxiliary rotor at every turn, the position that makes wearing and tearing is also not fixed, wearing and tearing just are by evenly distributed to whole gear assembly like this, planetary gear assembly is at the wearing and tearing on the whole very little, be the circumference contact at non-coupling state main rotor and auxiliary rotor, auxiliary rotor circumference atress is zero, synchronous gear assembly load is zero, so do not take place wearing and tearing, long service life, the utility model discloses a device can enough be used as the rotor pump can also reverse as hydraulic motor, pneumatic motor uses.

Description

Circumferential line coupling planet synchronous rotary piston pump

Technical Field

The utility model relates to a technical field of pump production, in particular to synchronous formula rotary piston pump of circumference coupling planet.

Background

The rotary pump is an important pump in various pumps, including a roots pump, a vane pump, a disc rotor pump, a gear pump, a male and female rotor screw pump and the like, but the pumps are worn to a certain extent, so that the service life of the pumps cannot be guaranteed, although the blades of the roots pump, the disc rotor pump, the gear pump and the male and female rotor screw pump cannot be worn, the two rotors participate in the compression of fluid, and the two rotors compress the fluid simultaneously or alternately, so that the load of a synchronous gear is large, the gear has large wear, the roots pump is most obvious, the overhaul time is generally only 2000 hours, the blades of the vane pump are also worn under the action of centrifugal force, meanwhile, the processing of the pumps is complex, some pumps even need 5-shaft machine tools, and the production cost is too high, the technical scheme aims at providing a rotor pump with little wear or no wear, and the processing is easy, the pump rotor can be processed only by a formed milling cutter, and by utilizing the rotary piston rotor pump meshed with a circumferential line, the auxiliary rotor does not work on fluid under the meshing state of the circumferential line, so the power load of the auxiliary rotor is basically not existed, the synchronous gear is worn only when the concave-convex part is coupled, meanwhile, the planetary synchronous gear assembly is used for uniformly distributing the wear to each gear, the service life of the rotor pump is greatly prolonged, the time for coupling the blades and the grooves only accounts for a small part of the total time of one circle within the time of one circle of the rotor rotation, and most of the time is in the circumferential line coupling state of the main rotor and the auxiliary rotor, so the wear of the synchronous gear is small.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a circumferential line coupled planetary synchronous rotary piston pump, which can effectively solve the problems of the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a circumferential line coupling planetary synchronous rotary piston pump comprises a pump body, an auxiliary rotor A, a main rotor, a front cover plate, a main rotor planetary gear outer ring, a rear cover plate, a planetary synchronous gear assembly, an outlet and an inlet, wherein the main rotor is of a circular structure and is provided with a main rotor blade, the auxiliary rotor A is of a circular structure and is provided with an auxiliary rotor A groove, the main rotor and the auxiliary rotor A are provided with the planetary synchronous gear assembly, the planetary synchronous gear assemblies of the main rotor and the auxiliary rotor are mutually meshed, the main rotor blade of the main rotor and the auxiliary rotor A groove of the auxiliary rotor A are mutually coupled under the synchronous action of the planetary synchronous gear assembly to ensure that the main rotor and the auxiliary rotor do not rotate and interfere, the main rotor circumferential line, the auxiliary rotor circumferential line, the pump body, the front cover plate and the rear cover plate form an annular cylinder body, the main rotor blade is responsible for circumferential compression of liquid or gas, is pushed by the main rotor blade in the circumferential direction and then flows out of the outlet.

Furthermore, the outer ring of the main rotor planetary gear is fixed with the outer ring of the auxiliary rotor A planetary gear, the main rotor rotates anticlockwise to drive the main rotor sun gear to rotate anticlockwise, the main rotor sun gear drives the main rotor planet carrier to rotate anticlockwise, the main rotor planet carrier drives the main rotor synchronous gear to rotate anticlockwise, the main rotor synchronous gear is meshed with the auxiliary rotor A synchronous gear, the auxiliary rotor A synchronous gear rotates clockwise under the meshing drive of the main rotor synchronous gear, the auxiliary rotor A synchronous gear drives the auxiliary rotor A planet carrier to rotate clockwise, the auxiliary rotor A planet carrier drives the auxiliary rotor A sun gear to rotate so as to drive the auxiliary rotor A to rotate clockwise, the synchronization of the main rotor and the auxiliary rotor A is completed, the main rotor, the auxiliary rotor A and the pump body, the front cover plate and the rear cover plate jointly form a closed space, liquid or gas enters from the inlet B and is pressed out of the pump body from the outlet A under the push of the main rotor blades, the main rotor blades and the auxiliary rotor A groove are in a coupling state, at the moment, the synchronous gear is slightly abraded, and a main rotor, an auxiliary rotor A, two main rotor blades and a planetary synchronous gear assembly are fixedly formed as shown in figures 1 and 2.

Furthermore, the planetary synchronous gear assembly is fixed by an outer ring, planet carriers of the planetary synchronous gear assembly are respectively connected with shafts of corresponding rotors, the rotation direction of the main rotor is anticlockwise, the main rotor, the auxiliary rotor A and the auxiliary rotor B are mutually synchronous under the combined action of the main rotor synchronous gear, the auxiliary rotor A synchronous gear, the auxiliary rotor B synchronous gear and the connected planetary gears, the main rotor blade, the auxiliary rotor A groove and the auxiliary rotor B groove are in a non-coupling state, the main rotor, the auxiliary rotor A and the auxiliary rotor B are in a circumferential contact state, the driving force required by the auxiliary rotor A and the auxiliary rotor B is zero, and the load of the synchronous gears of the auxiliary rotor is basically zero, so the abrasion of the auxiliary rotor A synchronous gear, the main rotor synchronous gear, the auxiliary rotor B synchronous gear and the planetary gears connected with the auxiliary rotor A synchronous gear is extremely small and basically not large, and the main rotor A, the auxiliary rotor B and the, The auxiliary rotor A and the pump body, the front shroud, enclosure A is constituteed jointly to the back shroud, the main rotor, auxiliary rotor B and the pump body, the front shroud, enclosure B is constituteed jointly to the back shroud, liquid or gas enters from import B and import A, from export A and export B by the extrusion pump body under the promotion of main rotor blade, form double-acting pump, at this moment, the radial force of main rotor is zero, very big improvement main rotor bearing's life-span, the anticlockwise rotation is done to the main rotor, drive the axle that links to each other with it and also do anticlockwise rotation, and then drive main rotor planet carrier anticlockwise rotation, main rotor planet carrier drives main rotor sun gear again and rotates, main rotor sun gear drives main rotor synchronous gear anticlockwise rotation, main rotor synchronous gear drives auxiliary rotor A synchronous gear and auxiliary rotor B synchronous gear and does clockwise rotation. And then the sun gear of the auxiliary rotor A and the sun gear of the auxiliary rotor B are driven to rotate clockwise, the sun gear of the auxiliary rotor A and the sun gear of the auxiliary rotor B respectively drive the planet carrier of the auxiliary rotor A and the planet carrier of the auxiliary rotor B to rotate clockwise, and further the auxiliary rotor A and the auxiliary rotor B are driven to rotate clockwise, and a meshing structure of one main rotor, two auxiliary rotors, two main rotor blades, a planetary synchronous gear assembly and the sun gear is fixed to form the structure shown in the figures 3 and 4.

Furthermore, the planetary synchronous gear assembly is a planetary gear and synchronous gear combined structure, the sun gear is fixed, the rotation direction of the main rotor is anticlockwise, the main rotor and the auxiliary rotor A are mutually synchronous under the action of the planetary synchronous gear assembly, the sun gear of the main rotor is fixed with the sun gear of the auxiliary rotor A, the main rotor rotates anticlockwise to drive the planet carrier of the main rotor to rotate anticlockwise, the planet carrier of the main rotor drives the outer ring of the planet gear of the main rotor to rotate anticlockwise, the planet gear of the main rotor is meshed with the synchronous gear of the auxiliary rotor A, the synchronous gear of the auxiliary rotor A rotates clockwise under the meshing drive of the synchronous gear of the main rotor, the synchronous gear of the auxiliary rotor A drives the outer ring of the planet gear of the auxiliary rotor A to rotate clockwise, the planet gear of the auxiliary rotor A drives the planet carrier of the auxiliary rotor A to rotate clockwise, and then drive the auxiliary rotor A to rotate clockwise, finish the synchronism of main rotor and auxiliary rotor A, main rotor, auxiliary rotor A and pump body, front shroud 5, back shroud 7 make up the enclosed space together, liquid or gas enters from the import B, is pushed from the pump body of export A8 by the main rotor blade 11, main rotor blade and auxiliary rotor A recess is in the coupled state in the figure, there is a little wearing and tearing in the synchronous gear at this moment, a main rotor, an auxiliary rotor, two main rotor blades and planetary synchronous gear assembly are fixed and formed as figure 5 and figure 6.

Furthermore, the planetary synchronous gear assembly is fixed by a sun gear, a planet carrier is in a meshing structure, the outer ring of a planetary gear is respectively connected with the main shafts of corresponding rotors, the rotation direction of the main rotor is anticlockwise, the main rotor, the auxiliary rotor A and the auxiliary rotor B are mutually synchronous under the combined action of the auxiliary rotor A synchronous gear, the main rotor synchronous gear, the auxiliary rotor B and the auxiliary rotor B synchronous gear as well as the connected planetary gears, the main rotor blade, the auxiliary rotor A, the pump body, the front cover plate and the rear cover plate jointly form a closed space A, the main rotor, the auxiliary rotor B, the pump body, the front cover plate and the rear cover plate jointly form a closed space B, liquid or gas enters from the inlet B and the inlet A, and is pressed out of the pump body from the outlet A and the outlet B under the pushing of the main rotor blade to form a double-acting pump, at this time, the radial force of the main rotor is zero, the service life of the main rotor bearing is greatly prolonged, the main rotor rotates anticlockwise to drive a shaft connected with the main rotor to rotate anticlockwise and further drive an outer ring of a planet gear of the main rotor to rotate anticlockwise, the outer ring of the planet gear of the main rotor drives a planet carrier of the main rotor to rotate anticlockwise, the planet carrier of the main rotor drives a synchronous gear of the main rotor to rotate anticlockwise, the synchronous gear of the main rotor drives a synchronous gear of an auxiliary rotor A and a synchronous gear of an auxiliary rotor B to rotate clockwise, and further drives a planet carrier of the auxiliary rotor A and a planet carrier of the auxiliary rotor B to rotate clockwise, and further drives the outer ring of the planet gear of the auxiliary rotor A and the outer ring of the planet gear of the auxiliary rotor B to rotate clockwise, so that the auxiliary rotor A and the auxiliary rotor B are driven to rotate clockwise, and the main rotor, four main rotor blades and a planetary synchronizing gear assembly are fixedly formed as shown in fig. 7 and 8.

Furthermore, the planetary synchronous gear assembly is a planetary gear and synchronous gear combined structure, a main rotor IV, a main rotor III, a main rotor II and a main rotor I share a main rotor spindle, an auxiliary rotor IV, an auxiliary rotor III, an auxiliary rotor II and an auxiliary rotor I share an auxiliary rotor spindle, each group of main rotors and auxiliary rotors are separated by a partition plate, the main rotor spindle rotates anticlockwise, the main rotor spindle and the auxiliary rotor spindle are mutually synchronous under the action of the planetary synchronous gear assembly, the main rotor spindle drives a main rotor sun gear to rotate anticlockwise, the main rotor sun gear drives a main rotor planet carrier to rotate, the main rotor planet carrier drives a main rotor synchronous gear to rotate anticlockwise, the main rotor synchronous gear drives an auxiliary rotor A synchronous gear to rotate clockwise, the auxiliary rotor A synchronous gear drives an auxiliary rotor planet carrier to rotate clockwise, and further drives an auxiliary rotor A sun gear to rotate, and finally, driving the auxiliary rotor main shaft to rotate clockwise, driving each auxiliary rotor A connected with the auxiliary rotor main shaft to rotate clockwise, further realizing the synchronization of the main rotor and the auxiliary rotor A, enabling liquid or gas to enter from the inlet I, exit from the outlet I and enter into the space where the main rotor II is located from the inlet II under the compression of the main rotor I, enabling the liquid or gas to be compressed from the outlet II by the main rotor II, so that the previous stage outlet is connected with the next stage inlet, the liquid or gas is always compressed by the main rotor IV and exits from the outlet IV, the liquid or gas is compressed for multiple times, realizing the multi-stage compression and obtaining higher pressure, and fixing four main rotors, four auxiliary rotors, two main rotor blades and a planetary synchronous gear assembly to form a structure as shown in figures 9, 10 and 11.

Furthermore, the auxiliary rotor A and the auxiliary rotor B are symmetrically arranged around the main rotor, and the number of inlets and outlets is also two.

Further, the pump body, the front cover plate and the rear cover plate can be made into a whole body or can be made into a split body.

Furthermore, the rotary piston pump can be a single-stage pump, only has one group of main rotors and auxiliary rotors, and is also multistage pump, and has multiple groups of main rotors and auxiliary rotors, all the main rotors share one main shaft, all the auxiliary rotors A share one main shaft, and each group of main rotors and auxiliary rotors are separated by a partition plate, and the rotary piston pump is multistage parallel-connected, and all outlets are connected, and all inlets are connected.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses a device is through setting up blade and recess intercoupling under planetary gear assembly's synchronization, can not take place the motion and interfere.

2. The utility model discloses a device compresses liquid or gas through the effect that sets up the blade and plays the piston effect, and the recess only is to the blade coupling under planetary synchromesh subassembly's effect, makes major-minor rotor not take place the motion and interferes.

3. The utility model discloses a device is very little through setting up planetary gear assembly so wearing and tearing, planetary gear's planet wheel does not stop the motion, planetary gear and outer ring gear meshing's position is unset when making the coupling of primary and secondary rotor at every turn, the position that makes wearing and tearing is also unfixed, wearing and tearing just like this are by evenly distributed to whole gear assembly, planetary gear assembly is at the wearing and tearing on the whole very little, be the circumference contact at non-coupling state primary rotor and secondary rotor, secondary rotor circumference atress is zero, synchronous gear assembly load is zero, so do not take place wearing and tearing, long service life.

4. The utility model discloses a device can be used as the rotor pump promptly and can also reverse as hydraulic motor, pneumatic motor and use.

Drawings

Fig. 1 is a schematic front view of an example of the present invention.

Fig. 2 is a top view of an example of the present invention.

Fig. 3 is a schematic diagram of a front structure of the present invention.

Fig. 4 is a plan view of the present invention.

Fig. 5 is a schematic diagram of a three-front structure according to an example of the present invention.

Fig. 6 is a three-plane view of the present invention.

Fig. 7 is a schematic diagram of a four-front structure according to an example of the present invention.

Fig. 8 is a four-plane view of the present invention.

Fig. 9 is a schematic diagram of a five-side structure according to an example of the present invention.

Fig. 10 is a five-top view of an example of the present invention.

Fig. 11 is a schematic diagram of a fifth exemplary passageway structure according to the present invention.

In the figure: 1. a pump body; 2. a sub-rotor A; 3. a main rotor; 4. the auxiliary rotor A is arranged on the outer ring of the planet gear; 5. a front cover plate; 6. an outer ring of a main rotor planetary gear; 7. a rear cover plate; 8. An outlet A; 9. an inlet B; 10. a groove of the auxiliary rotor A; 11. a main rotor blade; 12. a sub-rotor A sun gear; 13. a sub-rotor A synchronous gear; 14. a planet carrier of the auxiliary rotor A; 15. A main rotor planet carrier; 16. a main rotor synchronizing gear; 17. a main rotor sun gear; 18. An inlet A; 19. an outlet B; 20. the auxiliary rotor B is arranged on the outer ring of the planetary gear; 21. the auxiliary rotor B is a planet carrier; 22. a sub-rotor B sun gear; 23. a sub-rotor B synchronous gear; 24. a sub-rotor B; 25. a secondary rotor B groove; 51. an outlet I; 52. an outlet II; 53. an outlet III; 54. an outlet IV; 55. an inlet I; 56. an inlet II; 57. an inlet III; 58. An inlet IV; 61. an auxiliary rotor IV; 63. a sub-rotor III; 65. a secondary rotor II; 67. an auxiliary rotor I; 68. a main rotor IV; 69. a main rotor III; 70. a main rotor II; 71. a main rotor I; 72. a sub-rotor main shaft; 73. a main rotor spindle; 81. a partition plate I; 82. a partition plate II; 83. a partition plate III;

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

The device has five schemes, wherein, fig. 1-2 is a schematic structural diagram of an example of the device, fig. 3-4 is a schematic structural diagram of an example of the device, fig. 5-6 is a schematic structural diagram of an example of the device, fig. 7-8 is a schematic structural diagram of a fourth example of the device, fig. 9-11 is a schematic structural diagram of an example of the device,

a circumferential line coupling planetary synchronous rotary piston pump comprises a pump body 1, an auxiliary rotor A2, a main rotor 3, a front cover plate 5, a main rotor planetary gear outer ring 6, a rear cover plate 7, a planetary synchronous gear assembly, an outlet and an inlet, wherein the main rotor 3 is of a circular structure and is provided with a main rotor blade 11, an auxiliary rotor A2 is of a circular structure and is provided with an auxiliary rotor A groove 10, the main rotor 3 and the auxiliary rotor A2 are both provided with the planetary synchronous gear assembly, the planetary synchronous gear assembly of the main rotor and the auxiliary rotor are meshed with each other, the main rotor blade 11 of the main rotor 3 and the auxiliary rotor A groove 10 of the auxiliary rotor A2 are mutually coupled under the synchronous action of the planetary synchronous gear assembly to ensure that the main rotor and the auxiliary rotor rotate without interference, the main rotor circumferential line, the auxiliary rotor circumferential line and the pump body 1, the front cover plate 5 and the rear cover plate 7 form an annular cylinder body, and the main rotor blade 11, liquid or gas enters from the inlet, is pushed circumferentially by the main rotor blades 11 and then flows out from the outlet.

Wherein, the main rotor planetary gear outer ring 6 is fixed with the auxiliary rotor A planetary gear outer ring 4, the main rotor 3 rotates anticlockwise to drive the main rotor sun gear 17 to rotate anticlockwise, the main rotor sun gear 17 drives the main rotor planet carrier 15 to rotate anticlockwise, the main rotor planet carrier 15 drives the main rotor synchronous gear 16 to rotate anticlockwise, the main rotor synchronous gear 16 is meshed with the auxiliary rotor A synchronous gear 13, the auxiliary rotor A synchronous gear 13 rotates clockwise under the meshing drive of the main rotor synchronous gear 16, the auxiliary rotor A synchronous gear 13 drives the auxiliary rotor A planet carrier 14 to rotate clockwise, the auxiliary rotor A planet carrier 14 drives the auxiliary rotor A sun gear 12 to rotate and further drive the auxiliary rotor A2 to rotate clockwise, the synchronization of the main rotor 3 and the auxiliary rotor A2 is completed, the main rotor 3, the auxiliary rotor A2, the pump body 1, the front cover plate 5 and the rear cover plate 7 jointly form a closed space, liquid or gas enters from an inlet B9, is pressed out of the pump body 1 from an outlet A8 under the pushing of a main rotor blade 11, the main rotor blade 11 and a groove 10 of an auxiliary rotor A are in a coupling state, at the moment, a small amount of abrasion exists in a synchronous gear, a main rotor 3, an auxiliary rotor A2, two main rotor blades 11 and a planetary synchronous gear assembly are fixedly formed as shown in a figure 1 and a figure 2, the main rotor and the auxiliary rotor do not generate motion interference, the main rotor and the auxiliary rotor are in circumferential contact in a non-coupling state, the coupling state is uniformly distributed on the whole gear assembly, the running-in is small, and the service life is long.

Wherein, the star synchronous gear assembly is fixed by an outer ring, the planet carriers of the star synchronous gear assembly are respectively connected with the shafts of corresponding rotors, the rotation direction of the main rotor 3 is anticlockwise, the main rotor 3, the auxiliary rotor A2 and the auxiliary rotor B24 are mutually synchronous under the combined action of the auxiliary rotor A synchronous gear 13, the main rotor synchronous gear 16, the auxiliary rotor B24, the auxiliary rotor B synchronous gear 23 and the connected planet gears thereof, the main rotor blade 11, the auxiliary rotor A groove 10 and the auxiliary rotor B groove 25 are in a non-coupling state, at the moment, the main rotor 3, the auxiliary rotor A2 and the auxiliary rotor B24 are in a circumferential contact state, the required driving force of the auxiliary rotor A2 and the auxiliary rotor B24 is zero, the load of the synchronous gear of the auxiliary rotor is basically zero, so the abrasion of the auxiliary rotor A synchronous gear 13, the main rotor synchronous gear 16, the auxiliary rotor B synchronous gear 23 and the planet gears connected therewith is minimum, basically, the main rotor 3, the auxiliary rotor a2, the pump body 1, the front cover plate 5 and the rear cover plate 7 jointly form a closed space a, the main rotor 3, the auxiliary rotor B24, the pump body 1, the front cover plate 5 and the rear cover plate 7 jointly form a closed space B, liquid or gas enters from the inlet B9 and the inlet a18, and is pressed out of the pump body 1 from the outlet A8 and the outlet B19 under the pushing of the main rotor blades 11 to form a double-acting pump, at this time, the radial force of the main rotor 3 is zero, the service life of a main rotor bearing is greatly prolonged, the main rotor 3 rotates counterclockwise, a shaft connected with the main rotor is driven to rotate counterclockwise, the main rotor planet carrier 15 drives the main rotor synchronizing gear 16 to rotate counterclockwise, and the main rotor synchronizing gear 16 drives the auxiliary rotor a synchronizing gear 13 and the auxiliary rotor B synchronizing gear 23 to rotate clockwise. And then the sun gear 12 of the auxiliary rotor A and the sun gear 22 of the auxiliary rotor B are driven to rotate clockwise, the sun gear 12 of the auxiliary rotor A and the sun gear 22 of the auxiliary rotor B respectively drive the planet carrier 14 of the auxiliary rotor A and the planet carrier 21 of the auxiliary rotor B to rotate clockwise, and further the auxiliary rotor A and the auxiliary rotor B24 are driven to rotate clockwise, a main rotor 3, two auxiliary rotors 2, two main rotor blades 11, a planetary synchronous gear component and a sun gear meshing structure are fixed to form a structure shown in figures 3 and 4, the main rotor and the auxiliary rotor do not generate motion interference, the main rotor and the auxiliary rotor are in circumferential contact in an uncoupled state, the coupled state is dispersed to the whole gear component, the running-in of the gear component is small, and the service cycle is.

Wherein, the planetary synchronous gear assembly is a planetary gear and synchronous gear combined structure, the sun gear is fixed, the rotation direction of the main rotor 3 is anticlockwise, the main rotor 3 and the auxiliary rotor A2 are mutually synchronous under the action of the planetary synchronous gear assembly, the main rotor sun gear 17 is fixed with the auxiliary rotor A sun gear 12, the main rotor 3 rotates anticlockwise to drive the main rotor planet carrier 15 to rotate anticlockwise, the main rotor planet carrier 15 drives the main rotor planet gear outer ring 6 to rotate anticlockwise, the main rotor planet gear outer ring 6 drives the main rotor synchronous gear 16 to rotate anticlockwise, the main rotor synchronous gear 16 is meshed with the auxiliary rotor A synchronous gear 13, the auxiliary rotor A synchronous gear 13 rotates clockwise under the meshing drive of the main rotor synchronous gear 16, the auxiliary rotor A synchronous gear 13 drives the auxiliary rotor A planet gear outer ring 4 to rotate clockwise, the auxiliary rotor A planet gear outer ring 4 drives the auxiliary rotor A planet carrier 14 to rotate clockwise, and further driving the auxiliary rotor A2 to rotate clockwise, completing the synchronization of the main rotor 3 and the auxiliary rotor A2, the main rotor 3, the auxiliary rotor A2, the pump body 1, the front cover plate 5 and the rear cover plate 7 jointly form a closed space, liquid or gas enters from the inlet B9 and is pressed out of the pump body 1 from the outlet A8 under the pushing of the main rotor blade 11, the main rotor blade 11 and the auxiliary rotor A groove 10 are in a coupling state in the drawing, at the moment, the synchronous gear is slightly worn, one main rotor 3, one auxiliary rotor 2, two main rotor blades 11 and the planetary synchronous gear component are fixedly formed as shown in the drawing 5 and the drawing 6, no motion interference exists between the rotors, the main rotor and the auxiliary rotor are in circumferential contact in the non-coupling state, the coupling state is uniformly distributed to the whole gear component, the running-in is small, and the service life.

Wherein, the planetary synchronous gear assembly is fixed by a sun gear, a planet carrier is meshed with the sun gear, the outer ring of the planetary gear is respectively connected with the main shaft of the corresponding rotor, the main rotor 3 rotates anticlockwise, the main rotor 3, the auxiliary rotor A2 and the auxiliary rotor B24 are mutually synchronous under the combined action of the auxiliary rotor A synchronous gear 13, the main rotor synchronous gear 16, the auxiliary rotor B24 and the auxiliary rotor B synchronous gear 23 and the connected planetary gears, the main rotor blade 11, the auxiliary rotor A groove 10 and the auxiliary rotor B groove 25 are in a coupling state, the main rotor 3, the auxiliary rotor A2, the pump body 1, the front cover plate 5 and the rear cover plate 7 jointly form a closed space A, the main rotor 3, the auxiliary rotor B24, the pump body 1, the front cover plate 5 and the rear cover plate 7 jointly form a closed space B, liquid or gas enters from the inlet B9 and the inlet A18, and is pressed out of the pump body 1 from the outlet A8 and the outlet B19 under the push of the main, forming a double-acting pump, wherein the radial force of the main rotor 3 is zero, the service life of the bearing of the main rotor 3 is greatly prolonged, the main rotor 3 rotates anticlockwise to drive a shaft connected with the main rotor to rotate anticlockwise so as to drive the outer ring 6 of the planet gear of the main rotor to rotate anticlockwise, the outer ring 6 of the planet gear of the main rotor drives the planet carrier 15 of the main rotor to rotate anticlockwise, the planet carrier 15 of the main rotor drives the synchronous gear 16 of the main rotor to rotate anticlockwise, the synchronous gear 16 of the main rotor drives the synchronous gear 13 of the auxiliary rotor A and the synchronous gear 23 of the auxiliary rotor B to rotate clockwise, the planet carrier 14 of the auxiliary rotor A and the planet carrier 21 of the auxiliary rotor B are driven to rotate clockwise, the planet carrier 14 of the auxiliary rotor A and the planet carrier 21 of the auxiliary rotor B respectively drive the outer ring 4 of the planet gear of the auxiliary rotor A and the outer ring 20 of the planet gear of the auxiliary rotor B to rotate clockwise, a main rotor 3, two auxiliary rotors 2, four main rotor blades 11 and a planetary synchronous gear assembly are fixedly formed as shown in figures 7 and 8, the main rotor and the auxiliary rotors are in circumferential contact in a non-coupling state, the coupling state is uniformly distributed on the whole gear assembly, the movement period is long, the cost is low, no movement interference exists between the rotors, the main rotor and the auxiliary rotors are in circumferential contact in the non-coupling state, the coupling state is uniformly distributed on the whole gear assembly, the running-in is small, and the service life is long.

Wherein, the planetary synchronous gear assembly is a planetary gear and synchronous gear combined structure, a main rotor IV 68, a main rotor III 69, a main rotor II 70 and a main rotor I71 share a main rotor spindle 73, an auxiliary rotor IV 61, an auxiliary rotor III 63, an auxiliary rotor II 65 and an auxiliary rotor I67 share an auxiliary rotor spindle 72, each group of main and auxiliary rotors are separated by a partition plate I81, a partition plate II 82 and a partition plate III 83, the main rotor spindle 73 rotates anticlockwise, the main rotor spindle 73 and the auxiliary rotor spindle 72 are mutually synchronous under the action of the planetary synchronous gear assembly, the main rotor spindle 73 drives a main rotor sun gear 17 to rotate anticlockwise, the main rotor sun gear 17 drives a main rotor planet carrier 15 to rotate, the main rotor planet carrier 15 drives a main rotor synchronous gear 16 to rotate anticlockwise, the main rotor synchronous gear 16 drives an auxiliary rotor A synchronous gear 13 to rotate clockwise, the auxiliary rotor A synchronous gear 13 drives an auxiliary rotor A planet carrier 14 to rotate clockwise, and then drive the sun gear 12 of the auxiliary rotor A to rotate, drive the main shaft 72 of the auxiliary rotor to rotate clockwise finally, the main shaft 72 of the auxiliary rotor drives each auxiliary rotor A2 connected with it to rotate clockwise, and then realize the synchronism of the main rotor 3 and auxiliary rotor A2, liquid or gas enters from the inlet I55, come out from the outlet I51 and enter the space where the main rotor II 70 locates from the inlet II 56 under the compression of the main rotor I71, compressed by the main rotor II 70 and come out from the outlet II 52, so on the way, the previous stage outlet is connected with the next stage inlet, compressed by the main rotor IV 68 and come out from the outlet IV 54. Liquid or gas is compressed for multiple times, multi-stage compression is achieved, high pressure is obtained, four main rotors 3, four auxiliary rotors 2, two main rotor blades 11 and the planetary synchronous gear assembly are fixedly formed as shown in figures 9, 10 and 11, high pressure is achieved, impact is low, and service life is long.

The auxiliary rotor A2 is symmetrically arranged around the main rotor 3, the number of the inlets A18 and the number of the outlets B19 are two, the auxiliary rotor A2 is strong in balance force and can be symmetrically arranged, and friction contact is few.

The pump body 1, the front cover plate 5 and the rear cover plate 7 can be made into a whole body or can be made into a split body.

The rotary piston pump can be a single-stage pump, only one group of main rotors and auxiliary rotors is provided, the rotary piston pump also can be a multi-stage pump, a plurality of groups of main rotors and auxiliary rotors are provided, all the main rotors 3 share one main shaft, all the auxiliary rotors A2 share one main shaft, each group of main rotors and auxiliary rotors are separated by a partition plate, the rotary piston pump is in multi-stage parallel connection, all outlets are connected, and all inlets are connected.

It should be noted that the utility model relates to a circumferential line coupling planet synchronous rotary piston pump,

example 1

1. The SU-04 piston pump with better market sales is selected,

2. the test device is connected to a control valve to drive the control valve to rotate, and a load work test is carried out on the control valve, wherein the test device is a full power test for seven days, a small amount of abrasion occurs in the first day, and obvious abrasion occurs after seven days.

Example 2

1. With the piston pump of example 1 being selected,

2. the test device is connected to a control valve to drive the control valve to rotate clockwise, and a load working test is carried out on the control valve, wherein the test device is a full power test for seven days, no abrasion occurs in the first day at the moment, and a small amount of abrasion occurs after seven days.

In summary, the present device used in example 2 significantly improved the service life.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, but rather is described in the embodiments and descriptions herein to illustrate the principles of the invention and that various changes and modifications may be made without departing from the spirit and scope of the invention, all of which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a synchronous formula rotary piston pump of circumference line coupling planet, includes the pump body (1), vice rotor A (2), main rotor (3), front shroud (5), main rotor planetary gear outer lane (6), back shroud (7), planet synchromesh subassembly, export and import, its characterized in that: the main rotor (3) is of a circular structure and is provided with main rotor blades (11), the auxiliary rotor A (2) is of a circular structure and is provided with an auxiliary rotor A groove (10), the main rotor (3) and the auxiliary rotor A (2) are both provided with planetary synchronous gear assemblies, and the planet synchronous gear components of the main rotor and the auxiliary rotor are mutually meshed, the main rotor blade (11) of the main rotor (3) and the auxiliary rotor A groove (10) of the auxiliary rotor A (2) are mutually coupled under the synchronous action of the planet synchronous gear components to ensure that the main rotor and the auxiliary rotor rotate without interference, the main rotor circumferential line, the auxiliary rotor circumferential line, the pump body (1), the front cover plate (5) and the rear cover plate (7) form an annular cylinder body, the main rotor blade (11) is responsible for circumferentially compressing liquid or gas, and the liquid or gas enters from the inlet and flows out from the outlet after being circumferentially pushed by the main rotor blade (11).

2. A circumferentially coupled planetary synchronous rotary piston pump as in claim 1 wherein: the main rotor planet gear outer ring (6) is fixed with the auxiliary rotor A planet gear outer ring (4), the main rotor (3) rotates anticlockwise to drive the main rotor sun gear (17) to rotate anticlockwise, the main rotor sun gear (17) drives the main rotor planet carrier (15) to rotate anticlockwise, the main rotor planet carrier (15) drives the main rotor synchronous gear (16) to rotate anticlockwise, the main rotor synchronous gear (16) is meshed with the auxiliary rotor A synchronous gear (13), the auxiliary rotor A synchronous gear (13) rotates clockwise under the meshing drive of the main rotor synchronous gear (16), the auxiliary rotor A synchronous gear (13) drives the auxiliary rotor A planet carrier (14) to rotate clockwise, the auxiliary rotor A planet carrier (14) drives the auxiliary rotor A sun gear (12) to rotate so as to drive the auxiliary rotor A (2) to rotate clockwise, and the synchronization of the main rotor (3) and the auxiliary rotor A (2) is completed, the main rotor (3), the auxiliary rotor A (2), the pump body (1), the front cover plate (5) and the rear cover plate (7) jointly form a closed space, liquid or gas enters from the inlet B (9), is pressed out of the pump body (1) from the outlet A (8) under the pushing of the main rotor blade (11), and the main rotor blade (11) and the auxiliary rotor A groove (10) are in a coupling state.

3. A circumferentially coupled planetary synchronous rotary piston pump as in claim 1 wherein: the planetary synchronous gear assembly is fixed by an outer ring, a planet carrier of the planetary synchronous gear assembly is respectively connected with shafts of corresponding rotors, the rotation direction of a main rotor (3) is anticlockwise, the main rotor (3) is mutually synchronous with an auxiliary rotor A (2) and an auxiliary rotor B (24) under the combined action of the main rotor synchronous gear (16), the auxiliary rotor A synchronous gear (13), the auxiliary rotor B synchronous gear (23) and the connected planetary gears, a main rotor blade (11), an auxiliary rotor A groove (10) and an auxiliary rotor B groove (25) are in a non-coupling state, the main rotor (3), the auxiliary rotor A (2) and the auxiliary rotor B (24) are in a circumferential contact state, the required driving force of the auxiliary rotor A (2) and the auxiliary rotor B (24) is zero, the load of the synchronous gear of the auxiliary rotor is zero, and the main rotor (3), the auxiliary rotor A (2) and a pump body (1) are arranged, Front shroud (5), rear shroud (7) constitute enclosure A jointly, main rotor (3), auxiliary rotor B (24) and pump body (1), front shroud (5), rear shroud (7) constitute enclosure B jointly, liquid or gas gets into from import B (9) and import A (18), is pushed out the pump body (1) from export A (8) and export B (19) under the promotion of main rotor blade (11), form the double-acting pump, at this moment, the radial force of main rotor (3) is zero, anticlockwise rotation is done in main rotor (3), drive the axle that links to each other with it and also anticlockwise rotation, and then drive main rotor planet carrier (15) anticlockwise rotation, main rotor planet carrier (15) drives main rotor sun gear (17) anticlockwise rotation, main rotor sun gear (17) drives main rotor synchronous gear (16) anticlockwise rotation, main rotor synchronous gear (16) drives auxiliary rotor A synchronous gear (13) and auxiliary rotor B synchronous gear (23) and do clockwise rotation The sun gear (12) of the auxiliary rotor A and the sun gear (22) of the auxiliary rotor B are driven to rotate clockwise, the sun gear (12) of the auxiliary rotor A and the sun gear (22) of the auxiliary rotor B drive the planet carrier (14) of the auxiliary rotor A and the planet carrier (21) of the auxiliary rotor B to rotate clockwise respectively, and then the auxiliary rotor A (2) and the auxiliary rotor B (24) are driven to rotate clockwise.

4. A circumferentially coupled planetary synchronous rotary piston pump as in claim 1 wherein: the planetary synchronous gear assembly is a planetary gear and synchronous gear combined structure, a sun gear is fixed, a main rotor (3) rotates anticlockwise, the main rotor (3) and an auxiliary rotor A (2) are mutually synchronous under the action of the planetary synchronous gear assembly, a main rotor sun gear (17) is fixed with an auxiliary rotor A sun gear (12), the main rotor (3) rotates anticlockwise to drive a main rotor planet carrier (15) to rotate anticlockwise, the main rotor planet carrier (15) drives a main rotor planet gear outer ring (6) to rotate anticlockwise, the main rotor planet gear outer ring (6) drives a main rotor synchronous gear (16) to rotate anticlockwise, the main rotor synchronous gear (16) is meshed with an auxiliary rotor A synchronous gear (13), the auxiliary rotor A synchronous gear (13) rotates clockwise under the meshing drive of the main rotor synchronous gear (16), the auxiliary rotor A synchronous gear (13) drives an auxiliary rotor A planet gear outer ring (4) to rotate clockwise, vice rotor A planet gear outer lane (4) drive vice rotor A planet carrier (14) clockwise rotation, and then drive vice rotor A (2) and do clockwise rotation, accomplish the synchronization of main rotor (3) and vice rotor A (2), main rotor (3), vice rotor A (2) and pump body (1), front shroud (5), enclosure space is constituteed jointly to back shroud (7), liquid or gaseous from import B (9) entering, from export A (8) by the pump body (1) of being extruded under the promotion of main rotor blade (11).

5. A circumferentially coupled planetary synchronous rotary piston pump as in claim 1 wherein: the planetary synchronous gear assembly is fixed by a sun gear, a planet carrier is in a meshing structure, the outer ring of a planetary gear is respectively connected with the main shafts of corresponding rotors, the rotation direction of a main rotor (3) is anticlockwise, the main rotor (3) is mutually synchronous with an auxiliary rotor A (2) and an auxiliary rotor B (24) under the combined action of the main rotor synchronous gear (16), the auxiliary rotor A synchronous gear (13) and the auxiliary rotor B synchronous gear (23) and the connected planetary gears, a main rotor blade (11), an auxiliary rotor A groove (10) and an auxiliary rotor B groove (25) are in a coupling state, the main rotor (3), the auxiliary rotor A (2), a pump body (1), a front cover plate (5) and a rear cover plate (7) jointly form a closed space A, the main rotor (3), the auxiliary rotor B (24), the pump body (1), the front cover plate (5) and the rear cover plate (7) jointly form a closed space B, liquid or gas enters from an inlet B (9) and an inlet A (18), is pressed out of a pump body (1) from an outlet A (8) and an outlet B (19) under the pushing of a main rotor blade (11) to form a double-acting pump, at the moment, the radial force of a main rotor (3) is zero, the service life of a bearing of the main rotor (3) is greatly prolonged, the main rotor (3) rotates anticlockwise to drive a shaft connected with the main rotor to rotate anticlockwise to drive a main rotor planetary gear outer ring (6) to rotate anticlockwise, the main rotor planetary gear outer ring (6) drives a main rotor planet carrier (15) to rotate anticlockwise, the main rotor planet carrier (15) drives a main rotor synchronous gear (16) to rotate anticlockwise, the main rotor synchronous gear (16) drives an auxiliary rotor A synchronous gear (13) and an auxiliary rotor B synchronous gear (23) to rotate clockwise, and further drives an auxiliary rotor A planet carrier (14) and an auxiliary rotor B planet carrier (21) to rotate clockwise, the auxiliary rotor A planet carrier (14) and the auxiliary rotor B planet carrier (21) respectively drive the auxiliary rotor A planet gear outer ring (4) and the auxiliary rotor B planet gear outer ring (20) to rotate clockwise, and then the auxiliary rotor A (2) and the auxiliary rotor B (24) are driven to rotate clockwise.

6. A circumferentially coupled planetary synchronous rotary piston pump as in claim 1 wherein: the planetary synchronous gear assembly is a planetary gear and synchronous gear combined structure, a main rotor IV (68), a main rotor III (69), a main rotor II (70), a main rotor I (71) share a main rotor spindle (73), an auxiliary rotor IV (61), an auxiliary rotor III (63), an auxiliary rotor II (65) and an auxiliary rotor I (67) share an auxiliary rotor spindle (72), each group of main and auxiliary rotors are separated by a partition plate I (81), a partition plate II (82) and a partition plate III (83), the main rotor spindle (73) rotates anticlockwise, the main rotor spindle (73) and the auxiliary rotor spindle (72) are mutually synchronous under the action of the planetary synchronous gear assembly, the main rotor spindle (73) drives a main rotor sun gear (17) to rotate anticlockwise, the main rotor sun gear (17) drives a main rotor planet carrier (15) to rotate, the main rotor planet carrier (15) drives a main rotor synchronous gear (16) to rotate anticlockwise, the main rotor synchronous gear (16) drives the auxiliary rotor A synchronous gear (13) to rotate clockwise, the auxiliary rotor A synchronous gear (13) drives the auxiliary rotor A planet carrier (14) to rotate clockwise, thereby driving the sun gear (12) of the auxiliary rotor A to rotate, finally driving the main shaft (72) of the auxiliary rotor to rotate clockwise, driving each auxiliary rotor A (2) connected with the main shaft (72) of the auxiliary rotor to rotate clockwise, thereby realizing the synchronization of the main rotor (3) and the auxiliary rotor A (2), liquid or gas enters from the inlet I (55), under the compression of the main rotor I (71), the refrigerant flows out from the outlet I (51) and enters the space where the main rotor II (70) is positioned from the inlet II (56), is compressed by the main rotor II (70) and flows out from the outlet II (52), and by analogy, the outlet of the previous stage is connected with the inlet of the next stage and is compressed by the main rotor IV (68) all the time and comes out of the outlet IV (54).

7. A circumferentially coupled planetary synchronous rotary piston pump as in claim 1 wherein: the auxiliary rotor A (2) and the auxiliary rotor B (24) are symmetrically arranged around the main rotor (3), the number of inlets and the number of outlets are two, and the inlets A (18), the inlets B (9) and the outlets A (8) and the outlets B (19) are arranged.

8. A circumferentially coupled planetary synchronous rotary piston pump as in claim 1 wherein: the pump body (1), the front cover plate (5) and the rear cover plate (7) are of an integral structure or a split structure.

9. A circumferentially coupled planetary synchronous rotary piston pump as in claim 1 wherein: the rotary piston pump is single-stage, only has a set of main and auxiliary rotors, or is multistage, has multiunit main and auxiliary rotors, and all main rotors (3) share a main shaft, and all auxiliary rotors A (2) share a main shaft, and each main and auxiliary rotor of group is separated by the baffle between each group, the rotary piston pump is multistage parallel connection, and each export links to each other, and each entry links to each other.