CN216044387U

CN216044387U - Novel rotor pump with good sealing structure

Info

Publication number: CN216044387U
Application number: CN202121635450.XU
Authority: CN
Inventors: 吉文斌; 黄萧; 李悦
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: 2022-03-15
Anticipated expiration: 2031-07-17

Abstract

The utility model relates to the technical field of rotor pumps and discloses a novel rotor pump with a good sealing structure effect, which comprises a shell, wherein a motor is fixedly arranged inside the shell, an output shaft of the motor is fixedly provided with a driving gear through a coupler, the outer wall of the driving gear is movably provided with a driven gear, a first connecting shaft is fixedly arranged inside the driving gear, a second connecting shaft is fixedly arranged inside the driven gear, one end of the first connecting shaft is fixedly provided with a rotor, and a limiting plate is fixedly arranged inside the shell. The novel rotor pump with the good sealing structure has the advantages that the sealing effect is good, the situation that the device is damaged due to liquid leakage or even the device is damaged due to the fact that the general rotor pump is not tightly and actually sealed is effectively avoided, the sealing performance of the device is enhanced, the working process of the device is guaranteed to be normally carried out, the working efficiency of the device is guaranteed, and therefore the practicability of the device is further improved.

Description

Novel rotor pump with good sealing structure

Technical Field

The utility model relates to the technical field of rotor pumps, in particular to a novel rotor pump with a good sealing structure effect.

Background

The rotor pump is a rotary positive displacement pump, has positive displacement property, and its flow rate does not change with back pressure change, and is a form of positive displacement pump, and is formed from rotary rotor and stationary pump body, and it has no suction and discharge valve, and can change working volume by means of relative movement between rotor and pump body, and can discharge liquid by means of extrusion action of rotary rotor, at the same time, a space is left on another side to form low pressure so as to make liquid continuously suck.

The sealing performance of most of the traditional rotor pumps is poor, the situation that the device is damaged due to leakage or even damage of the device caused by incompact sealing can often occur, the working progress of the device is influenced, resources are wasted, and the practicability of the device is low.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides the novel rotor pump with a good sealing structure effect, which has the advantages of good sealing effect and the like, and solves the problem of liquid leakage caused by weak sealing of a common rotor pump.

(II) technical scheme

In order to achieve the purpose of good sealing effect, the utility model provides the following technical scheme: a novel rotor pump with a good sealing structure effect comprises a shell, wherein a motor is fixedly arranged inside the shell, an output shaft of the motor is fixedly provided with a driving gear through a coupler, the outer wall of the driving gear is movably provided with a driven gear, a first connecting shaft is fixedly arranged inside the driving gear, a second connecting shaft is fixedly arranged inside the driven gear, a rotor is fixedly arranged at one end of the first connecting shaft, and a limiting plate is fixedly arranged inside the shell;

an overflowing cavity is movably mounted on one side of the shell, a sealing plate is fixedly mounted inside the overflowing cavity, a water inlet pipe is fixedly mounted at the top of the overflowing cavity, a threaded sleeve is fixedly mounted on the outer wall of the water inlet pipe, a threaded rod is movably mounted inside the threaded sleeve, a baffle is fixedly mounted at one end of the threaded rod, a spring is fixedly mounted on one side of the baffle, a flow limiting plate is fixedly mounted on the inner wall of the water inlet pipe, a flow dividing hole is formed in the flow limiting plate, a water outlet pipe is fixedly mounted at the bottom of the overflowing cavity, a pump cover is movably mounted on one side of the overflowing cavity, and a sealing ring is fixedly mounted in the pump cover;

preferably, one end of the first connecting shaft penetrates through one side of the limiting plate and extends to the other side of the limiting plate, a through opening matched with the first connecting shaft in size is formed in the limiting plate, and the first connecting shaft is supported and limited.

Preferably, one end of the second connecting shaft penetrates through one side of the limiting plate and extends to the other side of the limiting plate, a penetrating opening matched with the second connecting shaft in size is formed in the limiting plate, and the second connecting shaft is supported and limited.

Preferably, the bottom fixed mounting of motor has spacing frame, the inner wall of spacing frame and the outer wall swing joint of second connecting axle can support spacingly to the second connecting axle for the device operation is firm.

Preferably, the number of the rotors is two, and the outer walls of the two rotors are movably connected, so that the flow speed of the liquid can be ensured.

Preferably, one side of the shell is in threaded connection with one side of the overflowing cavity, and the size of the threads of the shell and the overflowing cavity is matched, so that the device can be conveniently mounted and dismounted.

Preferably, the front fixed mounting of shell has the ventilation hole, can ensure that the inside atmospheric pressure of device is stable.

(III) advantageous effects

Compared with the prior art, the utility model provides the novel rotor pump with a good sealing structure effect, and the novel rotor pump has the following beneficial effects:

1. this novel rotor pump that seal structure is effectual, through the shell, including a motor, an end cap, a controller, and a cover plate, the driving gear, driven gear, first connecting axle, the second connecting axle, a rotor, the limiting plate, the overflow chamber, the closing plate, the outlet pipe, the pump cover, mutually supporting of sealing washer is used, can make the device's sealed effect better, the effectual general rotor pump of having avoided leads to the device weeping to lead to the condition of device damage even to appear because of sealed not tight real, the leakproofness of the device has been strengthened, the working process of device has been ensured normally goes on, device work efficiency has been ensured, thereby further improvement the device's practicality.

2. This novel impeller pump that seal structure is effectual, through inlet tube, threaded sleeve, threaded rod, baffle, spring, current-limiting plate and the use of mutually supporting of reposition of redundant personnel hole, can make the device be convenient for adjust the flow, avoided general impeller pump to lead to the poor problem of suitability of device to appear because of the flow is adjusted not convenient for the device can be applicable to different work occasions, has enlarged the working range of device, has improved the device's suitability.

3. This novel impeller pump that seal structure is effectual uses through the shell, overflowing the mutually supporting of chamber and pump cover for device convenient to detach can overhaul and clear up device inside, and the effectual normal operating who ensures the device has improved the efficiency when the device is installed, has practiced thrift the part time, has saved the transportation space of device simultaneously.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a rotor and a first connecting shaft according to the present invention;

FIG. 3 is a schematic view of the connection structure of the water inlet pipe and the threaded sleeve according to the present invention;

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

In the figure: 1. a housing; 2. a motor; 3. a driving gear; 4. a driven gear; 5. a first connecting shaft; 6. a second connecting shaft; 7. a rotor; 8. a limiting plate; 9. a flow-through chamber; 10. a sealing plate; 11. a water inlet pipe; 12. a threaded sleeve; 13. a threaded rod; 14. a baffle plate; 15. a spring; 16. a restrictor plate; 17. a shunt hole; 18. a water outlet pipe; 19. a pump cover; 20. and (5) sealing rings.

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 novel rotor pump with a good sealing structure comprises a housing 1, a motor 2 is fixedly installed inside the housing 1, a driving gear 3 is fixedly installed on an output shaft of the motor 2 through a coupler, a driven gear 4 is movably installed on the outer wall of the driving gear 3, a first connecting shaft 5 is fixedly installed inside the driving gear 3, a second connecting shaft 6 is fixedly installed inside the driven gear 4, a rotor 7 is fixedly installed at one end of the first connecting shaft 5, and a limiting plate 8 is fixedly installed inside the housing 1;

the flow-limiting device is characterized in that a flow-passing cavity 9 is movably mounted on one side of a shell 1, a sealing plate 10 is fixedly mounted inside the flow-passing cavity 9, a water inlet pipe 11 is fixedly mounted at the top of the flow-passing cavity 9, a threaded sleeve 12 is fixedly mounted on the outer wall of the water inlet pipe 11, a threaded rod 13 is movably mounted inside the threaded sleeve 12, a baffle 14 is fixedly mounted at one end of the threaded rod 13, a spring 15 is fixedly mounted on one side of the baffle 14, a flow-limiting plate 16 is fixedly mounted on the inner wall of the water inlet pipe 11, a flow-dividing hole 17 is formed inside the flow-limiting plate 16, the flow-dividing hole 17 is formed in the water inlet pipe 11, the threaded sleeve 12, the threaded rod 13, the baffle 14, the spring 15, the flow-limiting plate 16 and the flow-dividing hole 17 are matched with each other for use, so that the flow-limiting device is convenient to adjust the flow, the problem that the applicability of the device is poor due to the inconvenient adjustment of the flow is solved, the device can be suitable for different working occasions, and the working range of the device is enlarged, the applicability of the device is improved, the bottom of the overflowing cavity 9 is fixedly provided with the water outlet pipe 18, one side of the overflowing cavity 9 is movably provided with the pump cover 19, the device is convenient to disassemble and can be overhauled and cleaned by mutually matching the shell 1, the overflowing cavity 9 and the pump cover 19, the normal operation of the device is effectively ensured, the efficiency of the device during installation is improved, partial time is saved, meanwhile, the transportation space of the device is saved, the sealing ring 20 is fixedly arranged in the pump cover 19, the shell 1, the motor 2, the driving gear 3, the driven gear 4, the first connecting shaft 5, the second connecting shaft 6, the rotor 7, the limiting plate 8, the overflowing cavity 9, the sealing plate 10, the water outlet pipe 18, the pump cover 19 and the sealing ring 20 are mutually matched for use, the sealing effect of the device is better, and the phenomenon that the device is damaged due to liquid leakage and even the fact that a common rotor pump is not tightly sealed is effectively avoided, the sealing performance of the device is enhanced, the normal operation of the device is ensured, the working efficiency of the device is ensured, and the practicability of the device is further improved, one end of the first connecting shaft 5 penetrates through one side of the limiting plate 8 and extends to the other side of the limiting plate 8, a through hole with the size identical to that of the first connecting shaft 5 is formed in the limiting plate 8, the first connecting shaft 5 is supported and limited, one end of the second connecting shaft 6 penetrates through one side of the limiting plate 8 and extends to the other side of the limiting plate 8, a through hole with the size identical to that of the second connecting shaft 6 is formed in the limiting plate 8, the second connecting shaft 6 is supported and limited, a limiting frame is fixedly arranged at the bottom of the motor 2, the inner wall of the limiting frame is movably connected with the outer wall of the second connecting shaft 6, the second connecting shaft 6 can be supported and limited, so that the device operates stably, the quantity of rotor 7 is two, and the outer wall swing joint of two rotors 7 can guarantee the velocity of flow of liquid, one side of shell 1 with flow through one side threaded connection of chamber 9, and shell 1 is identical with the thread size who overflows chamber 9, can be convenient for the installation and the dismantlement of device, the positive fixed mounting of shell 1 has the ventilation hole, can ensure that the inside atmospheric pressure of device is stable.

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.

When using, rotatory chamber 9 that overflows installs between chamber 9 and the shell 1, rotatory pump cover 19, with pump cover 19 with overflow the installation of screwing between the chamber 9, starter motor 2, liquid gets into from inlet tube 11 simultaneously, motor 2 drives driving gear 3 and rotates, drive driven gear 4 and rotate, thereby drive 5 second connecting axles 6 rotations of first connecting axle, further drive rotor 7 and rotate and carry liquid, when the device needs the regulated flow, rotatory threaded rod 13, with threaded rod 13 the distance between regulating baffle 14 and the inlet tube 11 of unscrewing, make baffle 14 leave reposition of redundant personnel hole 17, enlarge the flow.

In conclusion, the novel rotor pump with good sealing structure has good sealing effect, effectively avoids the situation that the common rotor pump causes liquid leakage of the device and even damages the device due to untight and compact sealing, enhances the sealing performance of the device, ensures the normal operation of the device, ensures the working efficiency of the device, further improves the practicability of the device, can facilitate the flow regulation of the device, avoids the problem that the applicability of the device is poor due to the inconvenient flow regulation of the common rotor pump, can be suitable for different working occasions, enlarges the working range of the device, improves the applicability of the device, facilitates the disassembly of the device, can overhaul and clean the inside of the device, effectively ensures the normal operation of the device, and improves the efficiency of the device during installation, saving part of the time and saving the transportation space of the 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. The utility model provides an effectual novel impeller pump of seal structure, includes shell (1), its characterized in that: a motor (2) is fixedly mounted inside the shell (1), an output shaft of the motor (2) is fixedly provided with a driving gear (3) through a coupler, the outer wall of the driving gear (3) is movably provided with a driven gear (4), a first connecting shaft (5) is fixedly mounted inside the driving gear (3), a second connecting shaft (6) is fixedly mounted inside the driven gear (4), a rotor (7) is fixedly mounted at one end of the first connecting shaft (5), and a limiting plate (8) is fixedly mounted inside the shell (1);

one side of the shell (1) is movably provided with a flow-through cavity (9), a sealing plate (10) is fixedly arranged in the flow-through cavity (9), a water inlet pipe (11) is fixedly arranged at the top of the overflowing cavity (9), a threaded sleeve (12) is fixedly arranged on the outer wall of the water inlet pipe (11), a threaded rod (13) is movably arranged in the threaded sleeve (12), one end of the threaded rod (13) is fixedly provided with a baffle plate (14), a spring (15) is fixedly arranged on one side of the baffle (14), a flow limiting plate (16) is fixedly arranged on the inner wall of the water inlet pipe (11), a shunt hole (17) is arranged in the flow limiting plate (16), a water outlet pipe (18) is fixedly arranged at the bottom of the overflowing cavity (9), one side movable mounting of cross flow chamber (9) has pump cover (19), the inside fixed mounting of pump cover (19) has sealing washer (20).

2. The novel rotor pump with a good sealing structure according to claim 1, characterized in that: one end of the first connecting shaft (5) penetrates through one side of the limiting plate (8) and extends to the other side of the limiting plate (8), a through hole matched with the first connecting shaft (5) in size is formed in the limiting plate (8), and the first connecting shaft (5) can be supported and limited.

3. The novel rotor pump with a good sealing structure according to claim 1, characterized in that: one end of the second connecting shaft (6) penetrates through one side of the limiting plate (8) and extends to the other side of the limiting plate (8), a penetrating opening matched with the second connecting shaft (6) in size is formed in the limiting plate (8), and the second connecting shaft (6) can be supported and limited.

4. The novel rotor pump with a good sealing structure according to claim 1, characterized in that: the bottom fixed mounting of motor (2) has spacing frame, the inner wall of spacing frame and the outer wall swing joint of second connecting axle (6) can support spacing to second connecting axle (6) for the device operation is firm.

5. The novel rotor pump with a good sealing structure according to claim 1, characterized in that: the number of the rotors (7) is two, and the outer walls of the two rotors (7) are movably connected, so that the flow speed of liquid can be ensured.

6. The novel rotor pump with a good sealing structure according to claim 1, characterized in that: one side of the shell (1) is in threaded connection with one side of the overflowing cavity (9), and the size of the threads of the shell (1) and the overflowing cavity (9) is identical, so that the device can be conveniently mounted and dismounted.

7. The novel rotor pump with a good sealing structure according to claim 1, characterized in that: the front fixed mounting of shell (1) has the ventilation hole, can ensure that the inside atmospheric pressure of device is stable.