CN216342767U

CN216342767U - High-precision low-energy-consumption micro screw pump

Info

Publication number: CN216342767U
Application number: CN202122538598.8U
Authority: CN
Inventors: 房国曙; 陈甲兵
Original assignee: Suzhou Mackay West Fluid Technology Co ltd
Current assignee: Suzhou Mackay West Fluid Technology Co ltd
Priority date: 2021-10-21
Filing date: 2021-10-21
Publication date: 2022-04-19
Anticipated expiration: 2031-10-21

Abstract

The utility model discloses a high-precision low-energy-consumption micro screw pump which comprises a chassis, wherein a bottom plate is arranged below the chassis, one side of the top end of the chassis is fixedly connected with a motor, one side of the motor is fixedly connected with a connecting shaft through a coupler, the top end of the connecting shaft is provided with a material inlet body, one side of the connecting shaft, which is far away from the motor, is provided with a stator, one side of the stator is provided with a material outlet body, the top end of the chassis is fixedly connected with two groups of fixing frames, one side of the outer parts of the fixing frames is fixedly connected with supports, and circular ring sleeves are embedded between the supports. This low energy consumption micro screw pump of high accuracy has realized fixed dismantlement function through being provided with support, mount, knob, circular ring cover and gim peg, dismantles the connecting axle when promoting connecting axle stability and security, makes things convenient for the later stage to the inspection and the maintenance of connecting axle, and the solution can't be fixed to it, fixes the relatively poor problem of effect.

Description

High-precision low-energy-consumption micro screw pump

Technical Field

The utility model relates to the technical field of screw pumps, in particular to a high-precision low-energy-consumption micro screw pump.

Background

The screw pump is a pump which makes water body spirally rise along the axial direction by utilizing the rotation of a helical blade, and consists of a shaft, the helical blade and a shell, when pumping water, the pump is obliquely arranged in the water, the inclination angle of a main shaft of the water pump is smaller than that of the helical blade, the lower end of the helical blade is contacted with the water, when a prime motor drives a helical pump shaft to rotate through a speed changing device, the water enters the blade and rises along a helical flow passage until the water flows out, the screw pump has simple structure, easy manufacture, large flow, small head loss, high efficiency, convenient maintenance and repair, is mainly used for irrigation, drainage, sewage, sludge lifting and other occasions, can generate certain vibration when the screw pump at the present stage is used, has large vibration amplitude and cannot be used for long term fixation, the screw pump is easy to be damaged, cannot be fixed, has poor fixation effect, and is easy to damage parts after the internal screw pump is used for a long term, no protection is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a high-precision low-energy-consumption micro screw pump to solve the problems that the micro screw pump cannot be fixed and the fixing effect is poor in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the high-precision low-energy-consumption micro screw pump comprises a base plate, wherein a bottom plate is arranged below the base plate, one side of the top end of the base plate is fixedly connected with a motor, one side of the motor is fixedly connected with a connecting shaft through a coupler, a material inlet body is arranged at the top end of the connecting shaft, a stator is arranged on one side of the connecting shaft away from the motor, and a material outlet body is arranged on one side of the stator;

the utility model discloses a fixing device for a motor vehicle, including chassis, the top fixedly connected with two sets of mounts on chassis, the outside one side fixedly connected with support of mount, it has circular ring cover to inlay between the support, the inside front end of circular ring cover runs through and is provided with the gim peg, one side fixedly connected with knob of gim peg, the inside of mount is provided with the internal thread, and the internal thread is identical with the outside screw thread of gim peg.

Preferably, the fixing frames are symmetrically distributed about the center line of the base plate, an opening is formed in the center of the circular ring sleeve, and the opening is movably connected with the fixing bolt.

Preferably, the bottom fixedly connected with of chassis pushes up the shell, the top fixedly connected with drain pan of bottom plate, be provided with buffer spring between drain pan and the top shell, the bilateral symmetry of the outside bottom of top shell is provided with the fixture block, the bilateral symmetry on the inside top of drain pan is provided with the fixture block, constitute the block between the fixture block of top shell and the fixture block of drain pan and be connected.

Preferably, an expansion bracket is fixedly connected between the chassis and the bottom plate, and the expansion bracket is symmetrically distributed about a vertical center line of the chassis.

Preferably, a circle of outer steel sleeves are arranged outside the stator, and a circle of wear-resistant rubber is arranged inside the stator.

Preferably, a protective layer is arranged between the outer steel sleeve and the wear-resistant rubber, and the interior of the protective layer is made of natural resin.

Preferably, a plurality of groups of fixing rods are arranged outside the stator, connecting rings are arranged at two ends of the stator, and the connecting rings are respectively and fixedly connected with the material outlet body and the material inlet body.

Compared with the prior art, the utility model has the beneficial effects that: the high-precision low-energy-consumption micro screw pump not only realizes the fixing and dismounting functions, but also realizes the buffering and damping functions and the protection function;

(1) the connecting shaft is placed inside the circular ring sleeve when the connecting shaft is used, the knobs at the front end and the rear end of the circular ring sleeve are rotated, the knobs drive the fixing bolts on one side to move into the fixing frame, the moving speed of the fixing bolts is increased through internal threads inside the fixing frame, the fixing bolts are convenient to move left and right, meanwhile, the circular ring sleeve is used for fixing the position of the connecting shaft, the connecting shaft is ensured not to fall off in the using process, the fixing bolts strengthen the stability of the circular ring sleeve, the fixing and dismounting functions are realized, the connecting shaft is dismounted while the stability and the safety of the connecting shaft are improved, and the later-stage inspection and maintenance of the connecting shaft are facilitated;

(2) the top shell, the bottom shell, the buffer spring and the telescopic frame are arranged, the chassis generates vibration with a certain amplitude when the screw pump is used, the chassis is effectively subjected to shock absorption treatment through the shock absorption and buffering effects of the buffer spring, the buffer spring is limited and protected by the top shell and the bottom shell, the situation that the position of the buffer spring cannot deviate in the using process is ensured, the stability between the chassis and the bottom plate is improved by the aid of the plurality of groups of telescopic frames, the shock absorption function is realized, the vibration of the screw pump is reduced, the damage to important parts in the screw pump is reduced, and the service life of the screw pump is prolonged;

(3) through being provided with outer steel bushing, wear-resisting rubber and inoxidizing coating, the stator of screw pump adopts outer steel bushing during the use, the inside lining adopts wear-resisting rubber, the rotor is the steel rotor and plates hard luo, in the pump operation in-process, can produce the friction between stator and the rotor, because the rotor is the rigid rotor, and the stator inside lining is the rubber material, wear-resisting rubber can produce certain wearing and tearing after using for a long time, effectively protect wear-resisting rubber's surface and the inner wall of outer steel bushing through the outside inoxidizing coating of wear-resisting rubber, protect function has been realized, the security when promoting the screw pump and using, reduce the wearing and tearing to wear-resisting rubber, effectively protect it.

Drawings

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

FIG. 2 is a side view of the circular collar of the present invention;

FIG. 3 is an enlarged partial cross-sectional view taken at A in FIG. 1 according to the present invention;

FIG. 4 is a schematic side sectional view of the wear-resistant rubber of the present invention.

In the figure: 1. a base plate; 2. a chassis; 3. discharging a material body; 4. a stator; 5. fixing the rod; 6. a connecting shaft; 7. a fixed mount; 8. a fixing bolt; 9. a motor; 10. a telescopic frame; 11. a knob; 12. a circular ring sleeve; 13. a support; 14. a bottom case; 15. a top shell; 16. a buffer spring; 17. wear-resistant rubber; 18. a protective layer; 19. and an outer steel sleeve.

Detailed Description

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

Example 1: referring to fig. 1-4, the high-precision low-energy-consumption micro screw pump comprises a base plate 2, a bottom plate 1 is arranged below the base plate 2, a motor 9 is fixedly connected to one side of the top end of the base plate 2, a connecting shaft 6 is fixedly connected to one side of the motor 9 through a coupler, a material inlet body is arranged at the top end of the connecting shaft 6, a stator 4 is arranged on one side, away from the motor 9, of the connecting shaft 6, and a material outlet body 3 is arranged on one side of the stator 4;

the top end of the chassis 2 is fixedly connected with two groups of fixing frames 7, one side of the outer part of each fixing frame 7 is fixedly connected with a support 13, a circular ring sleeve 12 is embedded between the supports 13, the front end of the inner part of the circular ring sleeve 12 is provided with a fixing bolt 8 in a penetrating manner, one side of the fixing bolt 8 is fixedly connected with a knob 11, the inner part of each fixing frame 7 is provided with an internal thread, and the internal thread is matched with the external thread of the fixing bolt 8;

the fixing frames 7 are symmetrically distributed about the central line of the chassis 2, an opening is arranged at the center of the circular ring sleeve 12, and the opening is movably connected with the fixing bolt 8;

specifically, as shown in fig. 1 and 2, by being provided with support 13, mount 7, knob 11, circular ring cover 12 and gim peg 8, place the inside of circular ring cover 12 with connecting axle 6 during the use, the knob 11 of rotating circular ring cover 12 front end and rear end, knob 11 drives gim peg 8 of one side and removes in to mount 7, promote the translation rate of gim peg 8 through the inside internal thread of mount 7, make things convenient for gim peg 8 to remove about, utilize circular ring cover 12 to carry out the rigidity to connecting axle 6 simultaneously, ensure that the in-process that connecting axle 6 used can not take place to drop, the stability of circular ring cover 12 is strengthened to gim peg 8, the fixed dismantlement function has been realized, dismantle connecting axle 6 when promoting connecting axle 6 stability and security, make things convenient for later stage to the inspection and the maintenance of connecting axle 6.

Example 2: the bottom end of the chassis 2 is fixedly connected with a top shell 15, the top end of the bottom plate 1 is fixedly connected with a bottom shell 14, a buffer spring 16 is arranged between the bottom shell 14 and the top shell 15, clamping blocks are symmetrically arranged on two sides of the outer bottom end of the top shell 15, clamping blocks are symmetrically arranged on two sides of the inner top end of the bottom shell 14, and the clamping blocks of the top shell 15 are in clamping connection with the clamping blocks of the bottom shell 14;

an expansion bracket 10 is fixedly connected between the chassis 2 and the bottom plate 1, and the expansion bracket 10 is symmetrically distributed about the vertical center line of the chassis 2;

specifically, as shown in fig. 1 and 3, through being provided with top shell 15, the drain pan 14, buffer spring 16 and expansion bracket 10, chassis 2 produces the vibrations of certain range during the use, carry out effective shock attenuation processing to chassis 2 through buffer spring 16 self shock attenuation buffering effect, utilize top shell 15 and drain pan 14 to carry out spacing protection to buffer spring 16, ensure that the in-process that buffer spring 16 used can not take place the offset, utilize multiunit expansion bracket 10 to promote the stability between chassis 2 and the bottom plate 1, buffer shock-absorbing function has been realized, reduce the vibrations of screw pump, reduce the damage to the inside important part of screw pump, prolong the life of screw pump simultaneously.

Example 3: a circle of outer steel sleeve 19 is arranged outside the stator 4, a circle of wear-resistant rubber 17 is arranged inside the stator 4, a protective layer 18 is arranged between the outer steel sleeve 19 and the wear-resistant rubber 17, and the interior of the protective layer 18 is made of natural resin;

a plurality of groups of fixed rods 5 are arranged outside the stator 4, connecting rings are arranged at two ends of the stator 4, and the connecting rings are respectively and fixedly connected with the discharging body 3 and the feeding body;

specifically, as shown in fig. 1 and 4, by providing the outer steel bushing 19, the wear-resistant rubber 17 and the protective layer 18, when in use, the stator 4 of the screw pump adopts the outer steel bushing 19, the lining adopts the wear-resistant rubber 17, the rotor is a steel rotor and is plated with hard screws, friction is generated between the stator 4 and the rotor in the operation process of the pump, because the rotor is a steel rotor and the lining of the stator 4 is made of rubber, the wear-resistant rubber 17 can generate certain abrasion after long-time use, the protective layer 18 outside the wear-resistant rubber 17 effectively protects the surface of the wear-resistant rubber 17 and the inner wall of the outer steel bushing 19, the protective function is realized, the safety of the screw pump in use is improved, the abrasion of the wear-resistant rubber 17 is reduced, and the wear-resistant rubber 17 is effectively protected.

The working principle is as follows: when the utility model is used, the connecting shaft 6 is placed at the center of the circular ring sleeve 12, the knobs 11 at the front end and the rear end of the circular ring sleeve 12 are rotated, the knob 11 drives the fixing bolt 8 at one side to move towards the fixing frame 7, the connecting shaft 6 is fixed, the motor 9 is started after the fixing, the connecting shaft 6 is driven to rotate by the motor 9 through the universal driving shaft after the motor 9 runs, the screw pump is obliquely arranged in water, the inclination angle of the main shaft of the motor 9 is smaller than that of the stator 4, the lower end of the helical blade is contacted with water, when the motor 9 is driven to rotate by the speed changing device, water enters the blades and rises along the spiral flow channel until the water flows out of the discharging body 3, certain vibration is generated in the operation process, effective shock attenuation processing is carried out to chassis 2 through the shock attenuation buffering effect of buffer spring 16 self, utilizes top shell 15 and drain pan 14 to carry out spacing protection to buffer spring 16, ensures that the in-process that buffer spring 16 used can not take place the offset.

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

Claims

1. High accuracy low energy consumption miniature screw pump, including chassis (2), its characterized in that: a bottom plate (1) is arranged below the chassis (2), a motor (9) is fixedly connected to one side of the top end of the chassis (2), a connecting shaft (6) is fixedly connected to one side of the motor (9) through a coupler, a material inlet body is arranged at the top end of the connecting shaft (6), a stator (4) is arranged on one side, away from the motor (9), of the connecting shaft (6), and a material outlet body (3) is arranged on one side of the stator (4);

the utility model discloses a fixing device for fixing a vehicle, including chassis (2), two sets of mounts (7) of top fixedly connected with on chassis (2), one side fixedly connected with support (13) of mount (7) outside, it has circular ring cover (12) to inlay between support (13), the inside front end of circular ring cover (12) runs through and is provided with gim peg (8), one side fixedly connected with knob (11) of gim peg (8), the inside of mount (7) is provided with the internal thread, and the internal thread is identical with the outside screw thread of gim peg (8).

2. The high accuracy low energy consumption minisize screw pump according to claim 1, wherein: the fixing frame (7) is symmetrically distributed about the central line of the chassis (2), an opening is formed in the center of the circular ring sleeve (12), and the opening is movably connected with the fixing bolt (8).

3. The high accuracy low energy consumption minisize screw pump according to claim 1, wherein: the bottom fixedly connected with of chassis (2) pushes up shell (15), the top fixedly connected with drain pan (14) of bottom plate (1), be provided with buffer spring (16) between drain pan (14) and top shell (15), the bilateral symmetry of the outside bottom of top shell (15) is provided with the fixture block, the bilateral symmetry on the inside top of drain pan (14) is provided with the fixture block, constitute the block between the fixture block of top shell (15) and drain pan (14) and be connected.

4. The high accuracy low energy consumption minisize screw pump according to claim 1, wherein: an expansion bracket (10) is fixedly connected between the chassis (2) and the bottom plate (1), and the expansion bracket (10) is symmetrically distributed around the vertical center line of the chassis (2).

5. The high accuracy low energy consumption minisize screw pump according to claim 1, wherein: the stator is characterized in that a circle of outer steel sleeves (19) are arranged outside the stator (4), and a circle of wear-resistant rubber (17) is arranged inside the stator (4).

6. The high accuracy low energy consumption minisize screw pump according to claim 5, wherein: a protective layer (18) is arranged between the outer steel sleeve (19) and the wear-resistant rubber (17), and the interior of the protective layer (18) is made of natural resin.

7. The high accuracy low energy consumption minisize screw pump according to claim 1, wherein: the feeding device is characterized in that a plurality of groups of fixing rods (5) are arranged outside the stator (4), connecting rings are arranged at two ends of the stator (4), and the connecting rings are fixedly connected with the material discharging body (3) and the material feeding body respectively.