Flowmeter for peristaltic pump flow control instrument

Abstract

The utility model relates to the technical field of peristaltic pumps, in particular to a flow meter for a peristaltic pump flow control instrument, which is provided with a shell, the shell comprises a first shell and a second shell which are mutually spliced together, sensors are arranged in the first shell and the second shell, and two tubing seats of the sensors are respectively and fixedly connected onto the first shell and the second shell. A locking mechanism is arranged on the second shell and comprises a fixed moving rail, a locking column and a pressing block, the locking column is installed on the pressing block, one end of the moving rail is fixedly connected to the lower portion of the first shell, a guide groove is formed in the middle of the moving rail, a limiting column on the lower portion of the second shell is clamped in the guide groove, and a locking hole is formed in the other end of the moving rail. The locking column can be clamped into the locking hole, and a pressing block reset spring is arranged on the locking column. The locking mechanism is arranged on the second shell, the sensor can be rapidly opened and closed through the locking mechanism, a pipeline of the peristaltic pump can be conveniently assembled and disassembled in the using process, and the assembling and disassembling efficiency is greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to peristaltic pump technical field especially is concerned with a flow meter for peristaltic pump flow control instrument. BACKGROUND

[0002] Peristaltic pump is a common liquid pump, when using, the roller group on the pump head is driven, constantly extruding the catheter, thereby pushing the liquid in the catheter to flow, has the characteristics such as high precision, low shear force, good sealing, convenient, so it is often used in medical, chemical, biological and other fields,

[0003] Peristaltic pump needs to connect ultrasonic flow meter and diaphragm inductive pressure sensor when using, the flow value of flow meter test is transmitted to single-chip microcomputer processing and then is transmitted to WL300B drive controller, and the controller compares according to preset value, to adjust the speed of peristaltic pump and carry out closed loop control, and the value of pressure sensor test is transmitted to single-chip microcomputer processing and then is transmitted to WL300B drive controller and is monitored.

[0004] But it is very troublesome to replace the catheter at flow meter every time, open and fix the sensor in actual use, and the efficiency of catheter mounting and dismounting is very low. UTILITY MODEL CONTENTS

[0005] In view of the above problems, the utility model aims at providing a flow meter for peristaltic pump flow control instrument, which can greatly improve the efficiency of pipe mounting and dismounting.

[0006] In order to solve the above technical problems, the utility model adopts the following technical scheme: a flow meter for peristaltic pump flow control instrument has a shell, the shell includes a first shell body and a second shell body spliced together, sensors are arranged in the first shell body and the second shell body, two pipe seats of the sensors are fixedly connected to the first shell body and the second shell body respectively, a locking mechanism is arranged on the second shell body, the locking mechanism includes a fixed moving track, a locking column and a pressing block, the locking column is arranged on the pressing block, one end of the moving track is fixedly connected to the lower part of the first shell body, a guide groove is arranged in the middle part of the moving track, a limiting column on the lower part of the second shell body is clamped in the guide groove, the other end of the moving track is provided with a locking hole, the locking column can be clamped into the locking hole, and a pressing block return spring is arranged on the locking column.

[0007] In the above technical scheme, a guide column is arranged between the first shell body and the second shell body, and the guide column is arranged along the moving direction of the second shell body.

[0008] In the above technical scheme, an embedded groove is arranged at the bottom of the shell, and the moving track is in U shape and is embedded in the embedded groove.

[0009] In the above technical scheme, the middle part of the moving track is provided with an open shell column, two ends of the open shell column are respectively inserted into the first shell and the second shell, and a shell ejection spring is arranged on the open shell column.

[0010] In the above technical scheme, one side of the second shell is provided with a pressing block limiting seat, the pressing block is arranged at the pressing block limiting seat, and two ends are clamped on the stepped surface of the pressing block limiting seat.

[0011] In the above technical scheme, the pressing block limiting seat on the two sides of the pressing block is provided with a locking column hole, and two locking columns are inserted into the locking column hole.

[0012] In the above technical scheme, the pressing block limiting seat is provided with a pressing block slot.

[0013] In summary, the technical scheme of the utility model has the beneficial effects compared with the traditional technical means: the utility model sets up the locking mechanism on the second shell, and the locking mechanism can quickly open and close the sensor, and the pipeline of the peristaltic pump can be conveniently assembled and disassembled during use, thereby greatly improving the assembly and disassembly efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0014] The foregoing and other objects, features and advantages of the utility model will become more apparent from the following detailed description taken in conjunction with the accompanying drawings.

[0015] Figure 1 It is a three-dimensional structure schematic view of the utility model;

[0016] Figure 2 It is a three-dimensional structure schematic view of the utility model without the second shell;

[0017] Figure 3 It is a bottom view schematic view of the utility model;

[0018] Figure 4 It is a side view schematic view of the utility model;

[0019] Figure 5 It is a sectional view schematic view of the pressing block of the utility model;

[0020] The following signs are as follows: 100, shell; 110, first shell; 120, second shell; 121, limiting column; 122, pressing block limiting seat; 123, locking column hole; 124, pressing block slot; 130, guide column; 140, embedded groove; 200, sensor; 210, pipe mounting seat; 300, locking mechanism; 310, moving track; 311, guide groove; 312, locking hole; 320, locking column; 321, pressing block return spring; 330, pressing block; 340, open shell column; 341, shell ejection spring; 400, guide pipe. DETAILED DESCRIPTION

[0021] The following is the ideal embodiment of the present application, through the following description, the relevant staff can make various changes and modifications without deviating from the technical idea of the present application. The technical scope of the present application is not limited to the content of the specification, and must be determined by the scope of the claims.

[0022] The present application is further described with reference to the following drawings:

[0023] As shown in Figures 1 to 5 A flow meter for peristaltic pump flow instrument has a shell 100, the shell 100 includes a first shell 110 and a second shell 120 spliced together, a sensor 200 is arranged in the first shell 110 and the second shell 120, two pipe seats 210 of the sensor 200 are fixedly connected to the first shell 110 and the second shell 120 respectively, a locking mechanism 300 is arranged on the second shell 120, the locking mechanism 300 includes a moving track 310, a locking column 320 and a pressing block 330, the locking column 320 is arranged on the pressing block 330, one end of the moving track 310 is fixedly connected to the lower part of the first shell 110, a guide groove 311 is arranged in the middle part of the moving track 310, a limiting column 121 of the lower part of the second shell 120 is clamped in the guide groove 311, the other end of the moving track 310 is provided with a locking hole 312, the locking column 320 can be clamped into the locking hole 312, and a pressing block return spring 321 is arranged on the locking column 320.

[0024] As shown in Figure 2 A guide column 130 is arranged between the first shell 110 and the second shell 120, and the guide column 130 is arranged along the moving direction of the second shell 120.

[0025] As shown in Figure 3 The bottom of the shell 100 is provided with an embedded groove 140, and the moving track 310 is U-shaped and embedded in the embedded groove 140.

[0026] The middle part of the moving track 310 is provided with an opening shell column 340, both ends of the opening shell column 340 are respectively inserted into the first shell 110 and the second shell 120, and a shell ejection spring 341 is arranged on the opening shell column 340.

[0027] One side of the second shell 120 is provided with a pressing block limiting seat 122, the pressing block 330 is arranged at the pressing block limiting seat 122, and both ends are clamped on the stepped surface of the pressing block limiting seat 122.

[0028] The pressing block limiting seat 122 on both sides of the pressing block 330 is provided with a locking column hole 123, and two locking columns are inserted into the locking column hole 123.

[0029] As Figure 1 shown, the pressing block limiting seat 122 is provided with a pressing block slot 124 at the lower part, which is convenient for fingers to enter and lift the pressing block 330.

[0030] The above only describes the preferred embodiments of the present application and is not intended to limit the present application. For those skilled in the art, the present application can be variously changed and modified. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A flow meter for a peristaltic pump flow controller, characterized in that: The utility model provides a shell, the shell includes first shell and second shell are spliced together, sensor is equipped in first shell and second shell, two pipe seats of sensor are fixedly connected on first shell and second shell respectively, locking mechanism is equipped on second shell, locking mechanism includes fixed movement track, locking post and pressure block, locking post is installed on pressure block, one end of movement track is fixedly connected on the lower part of first shell, the middle part is equipped with guide slot, the limiting post of second shell lower part is clamped in guide slot, the other end of movement track is equipped with locking hole, locking post can be clamped into locking hole, locking post is equipped with pressure block return spring.

2. The peristaltic pump flow meter for a flow meter according to claim 1, wherein: The first shell and the second shell are provided with a guide column, and the guide column is arranged along the moving direction of the second shell.

3. The peristaltic pump flow meter for a flow meter according to claim 1, wherein: The bottom of the shell is provided with an embedded groove, and the movement track is U-shaped and embedded in the embedded groove.

4. The peristaltic pump flow meter for a flow meter according to claim 1 or 3, characterized in that: The middle part of the movement track is provided with an opening shell column, and the two ends of the opening shell column are respectively inserted into the first shell and the second shell.

5. The peristaltic pump flow meter for a flow meter according to claim 1, wherein: One side of the second shell is provided with a pressure block limiting seat, the pressure block is installed at the pressure block limiting seat, and the two ends are clamped on the stepped surface of the pressure block limiting seat.

6. The peristaltic pump flow meter for a flow meter according to claim 5, wherein: The pressure block limiting seat is provided with a locking post hole on both sides of the pressure block, and two locking posts are inserted into the locking post hole.

7. The peristaltic pump flow meter for a flow meter according to claim 5, wherein: The lower part of the pressure block limiting seat is provided with a push block groove.

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