CN216077557U

CN216077557U - Compact high-stability two-cylinder rotor pump

Info

Publication number: CN216077557U
Application number: CN202121633095.2U
Authority: CN
Inventors: 徐军中; 李传金; 陈跃邦
Original assignee: Jiangsu Jinhu Fuel Feed Pump Co ltd
Current assignee: Jiangsu Jinhu Fuel Feed Pump Co ltd
Priority date: 2021-07-17
Filing date: 2021-07-17
Publication date: 2022-03-18
Anticipated expiration: 2031-07-17

Abstract

The utility model relates to the technical field of rotor pumps and discloses a compact two-cylinder rotor pump with high stability, which comprises a protective shell, wherein a filter screen is fixedly arranged on the outer wall of the protective shell, a motor base is fixedly arranged on the inner wall of the protective shell, a motor is fixedly arranged in the motor base, a box body is fixedly arranged on the front surface of the protective shell, a main gear is fixedly arranged on an output shaft of the motor through a coupler, a main rotor is fixedly arranged on the output shaft of the motor through the coupler, a casing is fixedly arranged on the front surface of the box body, a liquid inlet pipe is fixedly arranged on the outer wall of the casing, and a liquid outlet pipe is fixedly arranged on the outer wall of the casing. This two jar rotor pumps that compact stability is high can be so that the device be convenient for adjust the speed of fluid, can keep comparatively even velocity of flow when can making the device carry the fluid through setting up of spring to promote the stability in the fluid transportation, the person of facilitating the use uses.

Description

Compact high-stability two-cylinder rotor pump

Technical Field

The utility model relates to the technical field of rotor pumps, in particular to a compact two-cylinder rotor pump with high stability.

Background

The rotor pump is also called colloid pump, cam pump, three-blade pump and universal delivery pump, etc. the rotor pump belongs to volumetric pump, and it utilizes the periodic conversion of several fixed volume delivery units in the working cavity to attain the goal of delivering fluid, the mechanical energy of prime mover can be directly converted into pressure energy for delivering fluid by means of pump, and the flow rate of pump only depends on the volume change value of working cavity and its change frequency in unit time, and is irrelevant to discharge pressure.

The compact high-stability two-cylinder rotor pump used in the market at present is not convenient for adjusting the flowing speed of fluid, and the flowing speed of the fluid is not uniform, so that the compact high-stability two-cylinder rotor pump is inconvenient to use by an inconvenient user, reduces the practicability of the device, and cannot meet different requirements under different conditions.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a compact two-cylinder rotor pump with high stability, which has the advantages of being convenient for adjusting the flowing speed of fluid and the like, and solves the problem that the compact two-cylinder rotor pump with high stability in the current market is inconvenient for adjusting the flowing speed of the fluid.

II) technical scheme

In order to achieve the purpose of conveniently adjusting the speed of the fluid flow, the utility model provides the following technical scheme: a compact two-cylinder rotor pump with high stability comprises a protective shell, wherein a filter screen is fixedly mounted on the outer wall of the protective shell, a motor base is fixedly mounted on the inner wall of the protective shell, a motor is fixedly mounted inside the motor base, a box body is fixedly mounted on the front surface of the protective shell, a main gear is fixedly mounted on an output shaft of the motor through a coupler, a main rotor is fixedly mounted on the output shaft of the motor through a coupler, a casing is fixedly mounted on the front surface of the box body, a liquid inlet pipe is fixedly mounted on the outer wall of the casing, a liquid outlet pipe is fixedly mounted on the outer wall of the casing, an auxiliary gear is meshed and connected with the outer wall of the main gear, a rotating shaft is fixedly mounted inside the auxiliary gear, an auxiliary rotor is fixedly mounted on the outer wall of the rotating shaft, and a fan is fixedly mounted on the outer wall of the rotating shaft;

the outer wall fixed mounting of casing has the connecting pipe, the inner wall fixed mounting of connecting pipe has the blocking ring, the inner wall swing joint of connecting pipe has the piston, the outer wall fixed mounting of piston has the sealing washer, the inside fixed mounting of piston has the connecting rod, the inside fixed mounting of piston has the spring, the one end fixed mounting of connecting rod has the slider, the outer wall fixed mounting of connecting pipe has the threaded bush, the inner wall threaded connection of threaded bush has the screw, can make the device be convenient for adjust the speed of fluid, can keep comparatively even velocity of flow when can making the device carry the fluid through setting up of spring to promote the stability in the fluid transportation, the person of facilitating the use uses.

Preferably, the outer wall of the main rotor is meshed with the outer wall of the auxiliary rotor, and the size of the main rotor is matched with that of the auxiliary rotor, so that the main rotor and the auxiliary rotor can conveniently push the fluid inside to flow.

Preferably, the outer wall of the blocking ring is movably connected with the outer wall of the piston, and the central axes of the blocking ring and the piston are overlapped, so that the tightness between structural connections of the device is improved, and the precision of the device is improved.

Preferably, the outer wall of the sealing ring is movably connected with the inner wall of the connecting pipe, and the shape and the size of the piston are matched with those of the blocking ring, so that the sealing effect of the device is improved.

Preferably, one end of the connecting pipe penetrates through the left end of the casing and extends to the inner wall of the casing, and the other end of the connecting pipe penetrates through the right end of the casing and extends to the inner wall of the casing, so that liquid inside the casing can conveniently flow back, and the pressure inside the casing can be adjusted.

Preferably, the outer wall of slider and threaded sleeve's inner wall sliding connection, the one end of connecting rod runs through the inner wall of connecting pipe and extends to the inner wall of connecting pipe, conveniently carries on spacingly to the distance of connecting rod motion.

Preferably, the spring is a carbon steel spring, and the outer wall of the spring is plated with a protective layer to prevent the spring from being rusted.

III) beneficial effects

Compared with the prior art, the utility model provides a compact two-cylinder rotor pump with high stability, which has the following beneficial effects:

1. this two jar rotor pumps that compact stability is high through casing, connecting pipe, blocking ring, piston, sealing washer, connecting rod, spring and the slider that sets up, can be so that the device is convenient for adjust the speed of fluid, can keep comparatively even velocity of flow when can making the device carry the fluid through setting up of spring to promote the stability in the fluid transportation, the person of facilitating the use uses.

2. This two jar rotor pumps that compact stability is high, through the protecting crust that sets up, the filter screen, the motor cabinet, a motor, the box, the master gear, the pinion, pivot and fan, can make the device be convenient for dispel the heat to the motor at the in-process of carrying the fluid to make the device can not influence the operation of device because of the high temperature after long-time work, avoided expend with heat and contract with cold to influence the precision of device, thereby reduced the wearing and tearing of device, promoted the life of device.

3. This two jar rotor pumps that compact stability is high, through connecting pipe, blocking ring, piston, sealing washer, connecting rod, spring, slider, threaded sleeve and the screw that sets up, can make the device come to make the adjustment to the distance of connecting rod motion through adjusting screw to the maximum flow rate of fluid reflux restricts, can conveniently control the velocity of flow, thereby has promoted the suitability of device.

Drawings

FIG. 1 is a front cross-sectional view of the present invention;

FIG. 2 is a sectional top view of the present invention;

FIG. 3 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;

fig. 4 is a front view of the present invention.

In the figure: 1. a protective shell; 2. a filter screen; 3. a motor base; 4. a motor; 5. a box body; 6. a main gear; 7. a main rotor; 8. a housing; 9. a liquid inlet pipe; 10. a liquid outlet pipe; 11. a pinion gear; 12. a rotating shaft; 13. a sub-rotor; 14. a fan; 15. a connecting pipe; 16. a choke ring; 17. a piston; 18. a seal ring; 19. a connecting rod; 20. a spring; 21. a slider; 22. a threaded sleeve; 23. and (4) screws.

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.

Referring to fig. 1-4, a compact two-cylinder rotor pump with high stability comprises a protective shell 1, a filter screen 2 is fixedly installed on the outer wall of the protective shell 1, a motor base 3 is fixedly installed on the inner wall of the protective shell 1, a motor 4 is fixedly installed inside the motor base 3, a box body 5 is fixedly installed on the front surface of the protective shell 1, a main gear 6 is fixedly installed on the output shaft of the motor 4 through a coupler, a main rotor 7 is fixedly installed on the output shaft of the motor 4 through a coupler, a casing 8 is fixedly installed on the front surface of the box body 5, a liquid inlet pipe 9 is fixedly installed on the outer wall of the casing 8, a liquid outlet pipe 10 is fixedly installed on the outer wall of the casing 8, an auxiliary gear 11 is engaged and connected on the outer wall of the main gear 6, a rotating shaft 12 is fixedly installed inside the auxiliary gear 11, an auxiliary rotor 13 is fixedly installed on the outer wall of the rotating shaft 12, and the outer wall of the main rotor 7 is engaged and connected with the outer wall of the auxiliary rotor 13, the size of the main rotor 7 is matched with that of the auxiliary rotor 13, the fan 14 is fixedly installed on the outer wall of the rotating shaft 12, and the protection shell 1, the filter screen 2, the motor base 3, the motor 4, the box body 5, the main gear 6, the auxiliary gear 11, the rotating shaft 12 and the fan 14 are arranged, so that the heat of the device can be conveniently dissipated to the motor 4 in the process of conveying fluid, the operation of the device cannot be influenced due to overhigh temperature after the device works for a long time, the influence of expansion with heat and contraction with cold on the precision of the device is avoided, the abrasion of the device is reduced, and the service life of the device is prolonged;

a connecting pipe 15 is fixedly installed on the outer wall of the casing 8, one end of the connecting pipe 15 penetrates through the left end of the casing 8 and extends to the inner wall of the casing 8, the other end of the connecting pipe 15 penetrates through the right end of the casing 8 and extends to the inner wall of the casing 8, a blocking ring 16 is fixedly installed on the inner wall of the connecting pipe 15, a piston 17 is movably connected to the inner wall of the connecting pipe 15, the outer wall of the blocking ring 16 is movably connected with the outer wall of the piston 17, the blocking ring 16 coincides with the central axis of the piston 17, a sealing ring 18 is fixedly installed on the outer wall of the piston 17, the outer wall of the sealing ring 18 is movably connected with the inner wall of the connecting pipe 15, the shape and the size of the piston 17 coincide with the shape and the size of the blocking ring 16, a connecting rod 19 is fixedly installed inside the piston 17, a spring 20 is fixedly installed inside the piston 17, the spring 20 is a carbon steel spring, and a protective layer is plated on the outer wall of the spring 20 to prevent the spring 20 from rusting, one end of the connecting rod 19 is fixedly provided with a sliding block 21, the outer wall of the connecting pipe 15 is fixedly provided with a threaded sleeve 22, the outer wall of the sliding block 21 is connected with the inner wall of the threaded sleeve 22 in a sliding manner, one end of the connecting rod 19 penetrates through the inner wall of the connecting pipe 15 and extends to the inner wall of the connecting pipe 15, through the arranged casing 8, the connecting pipe 15, the blocking ring 16, the piston 17, the sealing ring 18, the connecting rod 19, the spring 20 and the sliding block 21, the device can be convenient to adjust the speed of fluid, the device can keep relatively uniform flow velocity when the fluid is conveyed through the arrangement of the spring 20, so that the stability in the fluid conveying process is improved, the use by a user is facilitated, the inner wall of the threaded sleeve 22 is in threaded connection with a screw 23, through the arranged connecting pipe 15, the blocking ring 16, the piston 17, the sealing ring 18, the connecting rod 19, the spring 20, the sliding block 21, the threaded sleeve 22 and the screw 23, can make the device can come to make the adjustment to the distance of connecting rod 19 motion through adjusting screw 23 to the maximum velocity of flow of fluid backward flow limits, can conveniently control the velocity of flow, thereby has promoted the suitability of device.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

In use, the motor 4 is operated to make the main gear 6 drive the pinion 11 to rotate, so that the rotating shaft 12 rotates, the rotation of the main rotor 7 and the pinion 13 can make the fluid flow in the interior of the casing 8, so that the fluid flows into the interior of the casing 8 from the liquid inlet pipe 9 and flows out from the liquid outlet pipe 10, the rotation of the rotating shaft 12 makes the fan 14 rotate, so that the air with heat in the interior of the protective casing 1 flows out through the filter screen 2, the cold air in the exterior flows into the interior of the protective casing 1, so that the heat generated by the motor 4 is dissipated, when the flow speed of the fluid is unstable, the screw 23 is screwed, so that the screw 23 slides out from the threaded sleeve 22, the fluid in the casing 8 flows into the connecting pipe 15, the pressure makes the piston 17 compress the spring 20, so that the piston 17 slides on the inner wall of the connecting pipe 15, and the fluid flows back to the interior of the casing 8 through the connecting pipe 15, therefore, the flow velocity inside the device is stable, and the sliding distance of the piston 17 inside the connecting pipe 15 can be adjusted by adjusting the relative distance between the screw 23 and the threaded sleeve 22, so that the size of the gap between the piston 17 and the connecting pipe 15 is adjusted, the speed of the backflow fluid is controlled, and the speed of the device for conveying the fluid is adjusted.

In conclusion, the compact and high-stability two-cylinder rotor pump can facilitate the speed regulation of the fluid, the arrangement of the spring 20 can ensure that the device can keep more uniform flow velocity when conveying the fluid, thereby improving the stability in the fluid transportation process, facilitating the use of users, the device is convenient for radiating the motor 4 in the process of fluid conveying, thereby ensuring that the device does not influence the operation of the device due to overhigh temperature after working for a long time, avoiding the influence of expansion with heat and contraction with cold on the precision of the device, reducing the abrasion of the device and prolonging the service life of the device, the device can come to make the adjustment to the distance of connecting rod 19 motion through adjusting screw 23 to the maximum velocity of flow of fluid backward flow limits, can conveniently control the velocity of flow, thereby has promoted the suitability of device.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A compact high-stability two-cylinder rotor pump comprises a protective shell (1), and is characterized in that: the outer wall fixed mounting of protecting crust (1) has filter screen (2), the inner wall fixed mounting of protecting crust (1) has motor cabinet (3), the inside fixed mounting of motor cabinet (3) has motor (4), the front fixed mounting of protecting crust (1) has box (5), the output shaft of motor (4) has master gear (6) through shaft coupling fixed mounting, the output shaft of motor (4) has main rotor (7) through shaft coupling fixed mounting, the front fixed mounting of box (5) has casing (8), the outer wall fixed mounting of casing (8) has feed liquor pipe (9), the outer wall fixed mounting of casing (8) has drain pipe (10), the outer wall meshing of master gear (6) is connected with pinion (11), the inside fixed mounting of pinion (11) has pivot (12), the outer wall fixed mounting of pivot (12) has sub rotor (13), a fan (14) is fixedly arranged on the outer wall of the rotating shaft (12);

the outer wall fixed mounting of casing (8) has connecting pipe (15), the inner wall fixed mounting of connecting pipe (15) has blocking ring (16), the inner wall swing joint of connecting pipe (15) has piston (17), the outer wall fixed mounting of piston (17) has sealing washer (18), the inside fixed mounting of piston (17) has connecting rod (19), the inside fixed mounting of piston (17) has spring (20), the one end fixed mounting of connecting rod (19) has slider (21), the outer wall fixed mounting of connecting pipe (15) has threaded sleeve (22), the inner wall threaded connection of threaded sleeve (22) has screw (23).

2. A compact, high stability two cylinder rotary pump according to claim 1, wherein: the outer wall of the main rotor (7) is meshed with the outer wall of the auxiliary rotor (13), and the size of the main rotor (7) is matched with that of the auxiliary rotor (13).

3. A compact, high stability two cylinder rotary pump according to claim 1, wherein: the outer wall of the blocking ring (16) is movably connected with the outer wall of the piston (17), and the central axis of the blocking ring (16) is coincided with that of the piston (17).

4. A compact, high stability two cylinder rotary pump according to claim 1, wherein: the outer wall of the sealing ring (18) is movably connected with the inner wall of the connecting pipe (15), and the shape and the size of the piston (17) are matched with the shape and the size of the blocking ring (16).

5. A compact, high stability two cylinder rotary pump according to claim 1, wherein: one end of the connecting pipe (15) penetrates through the left end of the machine shell (8) and extends to the inner wall of the machine shell (8), and the other end of the connecting pipe (15) penetrates through the right end of the machine shell (8) and extends to the inner wall of the machine shell (8).

6. A compact, high stability two cylinder rotary pump according to claim 1, wherein: the outer wall of slider (21) and the inner wall sliding connection of screw sleeve (22), the one end of connecting rod (19) runs through the inner wall of connecting pipe (15) and extends to the inner wall of connecting pipe (15).

7. A compact, high stability two cylinder rotary pump according to claim 1, wherein: the spring (20) is a carbon steel spring, and the outer wall of the spring (20) is plated with a protective layer to prevent the spring (20) from being rusted.