CN210461010U

CN210461010U - Small-size adjustable peristaltic pump

Info

Publication number: CN210461010U
Application number: CN201921192710.3U
Authority: CN
Inventors: 刘广
Original assignee: Guangzhou Henghua Electromechanical Technology Co Ltd
Current assignee: Guangzhou Henghua Electromechanical Technology Co Ltd
Priority date: 2019-07-26
Filing date: 2019-07-26
Publication date: 2020-05-05
Anticipated expiration: 2029-07-26

Abstract

The utility model discloses a small adjustable peristaltic pump, which comprises a first box body, a second box body and a driving motor component, wherein the first box body comprises a first box cover and a second box cover, and the first box cover and the second box cover are mutually covered to form a first box body with an inner cavity; the inside cavity includes rotor chamber and the soft tube chamber that sets up along the rotor chamber periphery, and first box includes extrusion rotor and hose, places rotor chamber and hose intracavity in extrusion rotor and hose respectively, and the extrusion rotor rotates and sets up at the rotor intracavity, and the hose sets up at the hose intracavity along the extrusion rotor outer edge, the first box left and right sides sets up the pump mouth that runs through, the hose both ends cup joint respectively the pump mouth extends to on the inner end of first box. The utility model has simple structure, low cost and convenient operation, can quickly and flexibly adjust the working parameters of small peristalsis to adapt to simple parameter change, and has better applicability; structural design is reasonable, has good stability when great pump flow.

Description

Small-size adjustable peristaltic pump

Technical Field

The utility model relates to a fluid conveying device technical field, especially a small-size adjustable peristaltic pump.

Background

The peristaltic pump is a pump body commonly used in the industries of chemical industry, mining industry, metallurgy industry and the like, and has the advantages of no pollution, high precision, simplicity and convenience in maintenance and operation and the like. The peristaltic pump is generally divided into a large peristaltic pump and a small peristaltic pump, the large peristaltic pump is flexible in function control, but is complex in structure and high in cost; the small peristaltic pump is simple in structure and low in cost, but is often designed into a single driving mode, the small peristaltic pump with the appropriate specification is selected according to specific use scenes, the space for control and adjustment is not used, the small peristaltic pump with different specifications is often required to be replaced if different control parameters are required, and the small peristaltic pump is applicable and inflexible.

Disclosure of Invention

To the above problem, the utility model provides a small-size adjustable peristaltic pump. The technical scheme of the utility model is that:

a small adjustable peristaltic pump comprises a first box body, a second box body and a driving motor assembly, wherein the first box body comprises a first box cover and a second box cover, and the first box cover and the second box cover are mutually covered to form a first box body with an inner cavity; the inside cavity includes the rotor chamber and follows the soft tube chamber of rotor chamber peripheral setting, first box includes extrusion rotor and hose, place in extrusion rotor and hose respectively the rotor chamber with the hose intracavity, the extrusion rotor rotates and sets up the rotor intracavity, the hose is followed the extrusion rotor is outer along setting up the hose intracavity, the first box left and right sides sets up the pump mouth that runs through, the hose both ends are cup jointed respectively the pump mouth extends to on the inner end of first box.

As the utility model discloses preferred technical scheme, the outer edge of extrusion rotor rotates and sets up a plurality of squeeze rolls, squeeze rolls is the outermost end to the distance of hose intracavity wall is less than the diameter of hose.

Furthermore, the number of the extrusion rollers is more than three, and the extrusion rollers are arranged on the outer edge of the extrusion rotor at equal intervals.

Furthermore, the extrusion rotor comprises two clamping plates, a first rotating shaft, a second rotating shaft and a plurality of extrusion rollers, wherein the two clamping plates are oppositely and fixedly arranged; the extrusion rollers are arranged on the outer edges of the inner sides of the two clamping plates, and part of the extrusion rollers protrudes out of the outer edges of the clamping plates; the first rotating shaft and the second rotating shaft are fixedly connected to two sides of the outer side of the clamping plate respectively, a first bearing hole for bearing the first rotating shaft is formed in the first box cover, a second bearing hole for bearing the second rotating shaft is formed in the second box cover, and the first rotating shaft and the second rotating shaft are coaxially arranged.

Furthermore, the second box body is a gearbox, the connection end of the second box body and the first box body is an output end, and the second box body comprises a driving rotating shaft which is in transmission connection with the second rotating shaft; the other end of the second box body is connected with the driving motor assembly, and a rotating shaft of a driving motor in the driving motor assembly is transmitted to the driving rotating shaft after being changed in speed by the gearbox.

Furthermore, the driving rotating shaft is a polygonal shaft, and the second rotating shaft is provided with an inserting groove matched with the polygonal shaft in shape.

Furthermore, the gearbox comprises a rotation adjusting ring and an internal transmission gear, and the internal transmission gear transmits in different transmission ratios when the rotation adjusting ring rotates to different positions.

Still further, still include joint spare, the pump mouth passes through joint spare joint is in on the second case lid, joint spare includes that the joint is protruding, correspondingly set up pump mouth joint groove on the second case lid, the hose cup joints behind the pump mouth the inner with whole joint together of pump mouth is in on the second case lid, when the hose uses needs to be changed after certain length, can wholly change together with the pump mouth fast.

The utility model has the advantages that:

the utility model has simple structure, low cost and convenient operation, can quickly and flexibly adjust the working parameters of small peristalsis to adapt to simple parameter change, and has better applicability; structural design is reasonable, has good stability when great pump flow.

Drawings

Fig. 1 is a schematic view of an overall structure of an embodiment of the present invention;

FIG. 2 is a schematic view of the overall structure of the embodiment of the present invention;

fig. 3 is an exploded view of an embodiment of the present invention;

FIG. 4 is a right side view of an extrusion rotor structure according to an embodiment of the present invention;

FIG. 5 is a left side view of an extrusion rotor structure according to an embodiment of the present invention;

FIG. 6 is a top view of an embodiment of the present invention;

fig. 7 is a left side view of the driving motor assembly structure according to the embodiment of the present invention.

Reference numerals: the pump nozzle clamping device comprises a first box body 1, a first box cover 11, a second box cover 12, a pump nozzle clamping groove 121, a second box body 2, a driving rotating shaft 21, a rotation adjusting ring 22, a driving motor assembly 3, a power plug 31, an extrusion rotor 4, a clamping plate 41, a first rotating shaft 42, a second rotating shaft 43, an insertion groove 431, an extrusion roller 44, a hose 5, a pump nozzle 6 and a clamping piece 7.

Detailed Description

Example (b):

the embodiments of the present invention will be described in detail below with reference to the accompanying drawings, and it is to be understood that the described embodiments are merely illustrative of some, but not all embodiments of the invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

A small adjustable peristaltic pump comprises a first box body 1, a second box body 2 and a driving motor assembly 3, wherein the first box body 1 comprises a first box cover 11 and a second box cover 12, the first box cover 11 and the second box cover 12 are mutually covered to form the first box body 1 with an inner cavity, the inner cavity comprises a rotor cavity and a hose cavity arranged along the periphery of the rotor cavity, the first box body 1 comprises an extrusion rotor 4 and a hose 5, the extrusion rotor 4 and the hose 5 are respectively arranged in the rotor cavity and the hose cavity, the extrusion rotor 4 comprises a clamping plate 41, a first rotating shaft 42, a second rotating shaft 43 and a plurality of extrusion rollers 44, and the two clamping plates 41 are oppositely and fixedly arranged; the squeezing rollers 44 are arranged on the inner outer edges of the two clamping plates 41 in an equal rotating mode, and partially protrude out of the outer edges of the clamping plates 41; first pivot 42 and second pivot 43 rigid coupling respectively are in splint 41 outside both sides, be equipped with on the first case lid 11 and bear the first bearing hole of first pivot 42, be equipped with on the second case lid 12 and bear the second bearing hole of second pivot 43, first pivot 42 and the coaxial setting of second pivot 43, extrusion rotor 4 rotates the setting and is in the rotor intracavity. Hose 5 is followed 4 outer edges of extrusion rotor set up the hose intracavity, the 1 left and right sides of first box sets up the pump mouth 6 that runs through, 5 both ends of hose cup joint respectively pump mouth 6 extends to on the inner end of first box 1, the gyro wheel outermost end is arrived the distance of hose intracavity wall is less than the diameter of hose 5.

The extrusion rotor 4 of this embodiment includes four squeezing rollers 44 that set up equally, the hose 5 sets up along the outside border of extrusion rotor 4, when extrusion rotor 4 rotated, the squeezing rollers 44 of protrusion extrusion rotor 4 outside border will the hose 5 is extruded into a plurality of "pillow" type sections and is circulated and impeld, utilizes the negative pressure pump that forms in the intraductal liquid of taking to impel to one direction. It will be appreciated that the four pinch rollers 44 in this embodiment are only one possible solution to achieve a large pumping flow rate with good stability, and that other numbers of pinch rollers 44 are possible with only slight differences in pumping flow rate and stability.

Referring to the drawings, in order to facilitate the replacement of the hose 5, the pump nozzle 6 of the embodiment is connected to the second tank cover 12 through the connecting piece 7, the connecting piece 7 comprises a connecting protrusion, correspondingly, the second tank cover 12 is provided with the pump nozzle connecting groove 121, the hose 5 is connected to the inner end of the pump nozzle 6 and the pump nozzle 6 are integrally connected together in a clamped manner on the second tank cover 12, and the hose 5 can be integrally replaced together with the pump nozzle 6 quickly when the hose 5 needs to be replaced after being used for a certain period of time.

The second box body 2 is a gearbox, the connection end of the second box body 2 and the first box body 1 is an output end and comprises a driving rotating shaft 21, the driving rotating shaft 21 is a polygonal shaft, an inserting groove 431 matched with the driving rotating shaft 21 in shape is formed in the second rotating shaft 43, the other end of the second box body 2 is connected with the driving motor assembly 3, the rotating shaft of a driving motor in the driving motor assembly 3 is transmitted to the driving rotating shaft 21 after speed change of the gearbox, the driving rotating shaft 21 is driven to rotate, the extrusion rotor 4 is driven to rotate, and the work of the small adjustable peristaltic pump is achieved. The transmission ratio of the driving motor to the driving rotating shaft 21 is adjusted by the gearbox, specifically, the gearbox comprises a rotation adjusting ring 22, when the rotation adjusting ring 22 rotates to be in different positions, internal transmission gears can be driven at different transmission ratios, so that the speed regulation of the driving rotating shaft 21 is realized, and the flow of the small adjustable peristaltic pump is adjusted to adapt to different flow scenes. The other end of the driving motor component 3 is a power supply end and comprises a power plug 31, and the power plug 31 is connected with a power supply and then drives the driving motor to rotate through an internal circuit board, so that source driving force of the small adjustable peristaltic pump is provided.

The foregoing is illustrative of the preferred embodiments of the present invention only, and is not to be construed as limiting the claims. The present invention is not limited to the above embodiments, and the specific structure thereof allows for variations, and in short, all variations within the scope of the independent claims of the present invention are within the scope of the present invention.

Claims

1. A small adjustable peristaltic pump, characterized by: the device comprises a first box body, a second box body and a driving motor assembly, wherein the first box body comprises a first box cover and a second box cover, and the first box cover and the second box cover are mutually covered to form a first box body with an inner cavity; the inside cavity includes the rotor chamber and follows the soft tube chamber of rotor chamber peripheral setting, first box includes extrusion rotor and hose, place in extrusion rotor and hose respectively the rotor chamber with the hose intracavity, the extrusion rotor rotates and sets up the rotor intracavity, the hose is followed the extrusion rotor is outer along setting up the hose intracavity, the first box left and right sides sets up the pump mouth that runs through, the hose both ends are cup jointed respectively the pump mouth extends to on the inner end of first box.

2. The miniature adjustable peristaltic pump of claim 1, wherein: the outer edge of the extrusion rotor is rotatably provided with a plurality of extrusion rollers, and the distance from the outermost end of each extrusion roller to the inner wall of the hose cavity is smaller than the diameter of the hose.

3. A small adjustable peristaltic pump as set forth in claim 2, wherein: the number of the extrusion rollers is more than three, and the extrusion rollers are arranged on the outer edge of the extrusion rotor at equal intervals.

4. A small adjustable peristaltic pump as set forth in claim 2 or 3, wherein: the extrusion rotor comprises two clamping plates, a first rotating shaft, a second rotating shaft and a plurality of extrusion rollers, and the two clamping plates are oppositely and fixedly arranged; the extrusion rollers are arranged on the outer edges of the inner sides of the two clamping plates, and part of the extrusion rollers protrudes out of the outer edges of the clamping plates; the first rotating shaft and the second rotating shaft are fixedly connected to two sides of the outer side of the clamping plate respectively, a first bearing hole for bearing the first rotating shaft is formed in the first box cover, a second bearing hole for bearing the second rotating shaft is formed in the second box cover, and the first rotating shaft and the second rotating shaft are coaxially arranged.

5. The miniature adjustable peristaltic pump of claim 4, wherein: the second box body is a gearbox, the connection end of the second box body with the first box body is an output end, and the second box body comprises a driving rotating shaft which is in transmission connection with the second rotating shaft; the other end of the second box body is connected with the driving motor assembly, and a rotating shaft of a driving motor in the driving motor assembly is transmitted to the driving rotating shaft after being changed in speed by the gearbox.

6. The miniature adjustable peristaltic pump of claim 5, wherein: the driving rotating shaft is a polygonal shaft, and the second rotating shaft is provided with an inserting groove matched with the polygonal shaft in shape.

7. The miniature adjustable peristaltic pump of claim 5, wherein: the gearbox comprises a rotation adjusting ring and an internal transmission gear, and the internal transmission gear transmits at different transmission ratios when the rotation adjusting ring rotates to different positions.

8. The miniature adjustable peristaltic pump of claim 5, wherein: still include joint spare, the pump mouth passes through joint spare joint is in on the second case lid, joint spare includes that the joint is protruding, correspondingly set up pump mouth joint groove on the second case lid, the hose cup joints behind the pump mouth inner with the whole joint of pump mouth is in together on the second case lid, when the hose uses needs to be changed after long for a certain time, can wholly change together with the pump mouth fast.