CN216950792U

CN216950792U - Reciprocating type circulating peristaltic pump is with pushing away tub mechanism

Info

Publication number: CN216950792U
Application number: CN202220356498.5U
Authority: CN
Inventors: 储江波
Original assignee: Changzhou Prefluid Technology Co ltd
Current assignee: Changzhou Prefluid Technology Co ltd
Priority date: 2022-02-22
Filing date: 2022-02-22
Publication date: 2022-07-12
Anticipated expiration: 2032-02-22

Abstract

The utility model relates to the technical field of fluid pumps, in particular to a pipe pushing mechanism for a reciprocating circulating peristaltic pump, which is provided with a translation mechanism and a pump core, wherein the pump core is arranged on the translation mechanism and comprises a pump core support and a roller group fixedly connected to the pump core support, the translation mechanism comprises a translation motor and a translation seat, a translation track and a translation sliding block are arranged on the translation seat, and the pump core support is fixedly connected to the translation sliding block and can reciprocate along the translation track under the driving of the translation motor. When the peristaltic pump is used, the guide pipe is arranged in the shell in a U shape, the rollers on the pump core are driven to move along the inner side of the guide pipe through the cooperation of the translation mechanism and the transverse mechanism, and meanwhile, the rollers extrude the guide pipe and push liquid in the guide pipe to flow, so that the peristaltic pump is simple in structure, higher in flow rate, high in working efficiency, longer in runner design and greatly improved in precision.

Description

Reciprocating type circulating peristaltic pump is with pushing away tub mechanism

Technical Field

The utility model relates to the technical field of fluid pumps, in particular to a pipe pushing mechanism for a reciprocating type circulating peristaltic pump.

Background

The peristaltic pump consists of three parts: a drive, a pump head, and a hose. The characteristics of fluid isolation in the pump pipe, quick replacement of the pump pipe, reversible fluid running, dry running, low maintenance cost and the like constitute the main competitive advantage of the peristaltic pump.

The existing peristaltic pump drives a roller set to rotate by a motor so as to realize liquid flow, but the precision of the structure is not high, so that the precision of the peristaltic pump in the prior art is upgraded a little, and the precision is poor.

SUMMERY OF THE UTILITY MODEL

In view of the above problems, it is an object of the present invention to provide a reciprocating peristaltic pump with greatly improved efficiency and accuracy of drainage.

In order to solve the technical problems, the technical scheme adopted by the utility model is as follows: a pipe pushing mechanism for a reciprocating type circulating peristaltic pump comprises a translation mechanism and a pump core, wherein the pump core is arranged on the translation mechanism,

the pump core comprises a pump core support and a roller group fixedly connected to the pump core support, the translation mechanism comprises a translation motor and a translation seat, a translation track and a translation sliding block are arranged on the translation seat, the pump core support is fixedly connected to the translation sliding block, and the translation motor drives the lower edge of the translation track to reciprocate.

In the above technical scheme, a screw rod is arranged on an output shaft of the translation motor, and a nut in the middle of the pump core support is arranged on the screw rod.

In the above technical scheme, the lateral part of translation seat is equipped with the translation sensor, be equipped with the response piece that corresponds with the translation sensor on the pump core support.

In the technical scheme, the translation mechanism is provided with the protective cover, and one end of the protective cover penetrates through the pump core support and is fixedly connected to the translation motor.

In the technical scheme, the roller group comprises a roller frame, and two rollers are arranged on the roller frame in parallel.

In summary, compared with the conventional technical means, the technical scheme of the utility model has the following beneficial effects: the utility model is suitable for a peristaltic pump, when in use, the guide pipe is arranged in the shell in a U shape, the roller on the pump core is driven to move along the inner side of the guide pipe by the translation mechanism, and meanwhile, the roller extrudes the guide pipe and pushes liquid in the guide pipe to flow.

Drawings

The foregoing and other objects, features, and advantages of the utility model will be apparent from the following detailed description taken in conjunction with the accompanying drawings.

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

FIG. 2 is a schematic perspective view of the utility model with a part of the housing removed;

FIG. 3 is a perspective view of the utility model with the outer shell removed;

FIG. 4 is a perspective view of the utility model with the outer shell removed from the other direction;

FIG. 5 is a schematic perspective view of a pump core according to the present invention;

the reference numbers are as follows: a translation mechanism 100; a translation motor 110; a screw rod 111; a translation stage 120; a translation rail 121; a translation slider 122; a pump core 200; a pump core holder 210; a roller set 220; a roller frame 221; a roller 222; a catheter 300; a translation mechanism 400.

Detailed Description

In light of the foregoing description of preferred embodiments of the utility model, it is to be understood that various changes and modifications may be made by those skilled in the art without departing from the spirit and scope of the utility model. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

The utility model is further illustrated with reference to the following figures:

as shown in fig. 1 to 5, a tube pushing mechanism for a reciprocating peristaltic pump comprises a translation mechanism 100 and a pump core 200, the pump core 200 is mounted on the translation mechanism 100,

the pump core 200 includes a pump core support 210 and a roller set 220 fixedly coupled to the pump core support 210,

as shown in fig. 2 to 4, the translation mechanism 100 includes a translation motor 110 and a translation base 120, a translation rail 121 and a translation slider 122 are disposed on the translation base 120, and the pump core bracket 210 is fixedly connected to the translation slider 122 and can reciprocate along the translation rail 121 under the driving of the translation motor 110.

The output shaft of the translation motor 310 is provided with a screw 311, and a nut at the middle part of the pump core bracket 210 is arranged on the screw 311.

The lateral part of translation seat 120 is equipped with translation sensor 123, is equipped with the response piece that corresponds with translation sensor 123 on pump core support 210, and two translation sensors, 123 are the extreme position of response pump core 200 respectively.

The translation mechanism 100 is provided with a protective cover 130, and one end of the protective cover 130 passes through the pump core support 210 and is fixedly connected to the translation motor 110.

As shown in fig. 5, the roller set 220 includes a roller frame 221, two rollers 222 are disposed in parallel on the roller frame 221, the rollers 222 are respectively used for pressing the conduit on the corresponding side, when in use, one side roller 222 presses the conduit 600, and the other side roller 222 is not in contact with the conduit 222.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a reciprocating type circulation is push away tub mechanism for peristaltic pump which characterized in that: comprises a translation mechanism (100) and a pump core (200), wherein the pump core (200) is arranged on the translation mechanism (100), the pump core (200) comprises a pump core bracket (210) and a roller group (220) fixedly connected on the pump core bracket (210),

the translation mechanism (100) comprises a translation motor (110) and a translation seat (120), a translation track (121) and a translation slider (122) are arranged on the translation seat (120), and the pump core support (210) is fixedly connected to the translation slider (122) and can reciprocate along the translation track (121) under the driving of the translation motor (110).

2. The tube pushing mechanism for a reciprocating pump according to claim 1, wherein: and a screw rod (311) is arranged on an output shaft of the translation motor (110), and a nut in the middle of the pump core support (210) is arranged on the screw rod (311).

3. The tube pushing mechanism for a reciprocating pump according to claim 1, wherein: the lateral part of translation seat (120) is equipped with translation sensor (123), be equipped with the response piece that corresponds with translation sensor (123) on pump core support (210).

4. The tube pushing mechanism for a reciprocating pump according to claim 1, wherein: the translation mechanism (100) is provided with a protective cover (130), and one end of the protective cover (130) penetrates through the pump core support (210) and is fixedly connected to the translation motor (110).

5. The tube pushing mechanism for a reciprocating pump according to claim 1, wherein: the roller group (220) comprises a roller frame (221), and two rollers (222) are arranged on the roller frame (221) in parallel.