CN217951984U

CN217951984U - Pipeline detector

Info

Publication number: CN217951984U
Application number: CN202222038656.5U
Authority: CN
Inventors: 魏东兵
Original assignee: Zhongbo Ruikang Shanghai Biotechnology Co ltd
Current assignee: Zhongbo Ruikang Shanghai Biotechnology Co ltd
Priority date: 2022-08-03
Filing date: 2022-08-03
Publication date: 2022-12-02
Anticipated expiration: 2032-08-03

Abstract

The utility model provides a pipeline detector, which comprises a light-emitting device, a first receiver, a second receiver and a fixed seat; the fixed seat is provided with an isolation part, and the light-emitting device and the first receiver are oppositely arranged relative to the isolation part; the isolation part is provided with a first light channel, and light emitted by the light-emitting device is linearly transmitted to the first receiver through the first light channel; the isolation part is provided with a second optical channel which is vertically crossed with the first optical channel; and light emitted by the light-emitting device is refracted at the intersection of the first light channel and the second light channel and then is transmitted to the second receiver through the second light channel in a straight line. The pipeline detector provided by the utility model has the advantages that the receivers are installed in the horizontal direction and the vertical direction according to the different refractive indexes of light, and different liquid components are judged by receiving different light signals, so that the pipeline detector has the advantages of simple structure, low cost, convenient use and higher reliability; the accurate induction and control of the pipeline system to the liquid are improved.

Description

Pipeline detector

Technical Field

The utility model belongs to biological cell handles the field, concretely relates to pipeline detector.

Background

In the field of biological cell concentration washing, liquid needing concentration washing is usually filled in a sample bag, a liquid pipeline channel of the sample bag is opened by controlling a rotary pressure valve, the liquid in the sample bag is driven by power generated by rotation of a peristaltic pump, and flows to a separation cup through an air detector.

However, the existing pipeline system cannot identify liquids with different components, which has great influence on control process and cost, resulting in great control difficulty and high cost.

SUMMERY OF THE UTILITY MODEL

In order to solve one of above-mentioned technical problem at least, the utility model discloses a technical scheme be provide a pipeline detector, can accurate snap judgments different liquid composition, improve pipeline system to the accurate response and the control of liquid.

In order to at least realize one of the above-mentioned purpose, the utility model discloses a technical scheme be:

the utility model provides a pipeline detector, which comprises a light-emitting device, a first receiver, a second receiver and a fixed seat; the fixed seat is provided with an isolation part, and the light-emitting device and the first receiver are oppositely arranged relative to the isolation part; the isolation part is provided with a first light channel, and light emitted by the light-emitting device is linearly transmitted to the first receiver through the first light channel; the isolation part is provided with a second optical channel which is vertically crossed with the first optical channel; and the light emitted by the light-emitting device is refracted at the intersection of the first light channel and the second light channel and then is transmitted to the second receiver through the second light channel in a straight line.

Furthermore, a pipeline accommodating groove which is vertically penetrated through the first optical channel and the second optical channel is formed in the isolation part; the pipeline holding tank is arranged along one end face of the fixing seat and used for holding a fluid pipeline.

Further, the light-emitting device, the first receiver and the second receiver are fixed on a PCB, and the PCB is fixedly connected with the fixed seat through screws.

Further, a light-emitting device mounting groove and a first receiver mounting groove are formed in the fixing base, and are spaced apart from each other with respect to the partition; the light emitting device is disposed in the light emitting device mounting groove, and the first receiver is disposed in the first receiver mounting groove.

Furthermore, a second receiver mounting groove coaxial with the second optical channel is formed in the other end face of the fixing seat, and the second receiver is arranged in the second receiver mounting groove.

The fixing seat is arranged in the mounting cavity; the shell is fixedly connected with the fixed seat through a screw.

Furthermore, an end cover is hinged to the shell through a rotating shaft, and a protrusion is arranged on the end cover; and after the end cover is covered with the shell, the bulge is abutted with the fluid pipeline.

Furthermore, a magnet mounting groove is also formed in the end cover, and a first magnet is arranged in the magnet mounting groove; and a second magnet is arranged on the shell, and the first magnet and the second magnet are mutually attracted.

Further, the first magnet and the second magnet are rubidium magnets.

Furthermore, the fixing seat is made of black opaque nylon.

The utility model provides a pipeline detector compares with prior art, the beneficial effects of the utility model reside in that:

the utility model provides a pipeline detector, according to the refracting index difference of setting a light, and all install the receiver in level and vertical direction, through the receipt of different light signals to judge different liquid composition, simple structure, with low costs, convenient to use, the reliability is higher, and the identification accuracy is high.

The pipeline detector provided by the utility model is hinged with the shell at the end cover, the end cover and the shell keep closed through the magnetic attraction, and the operation is convenient; and the end cover is also provided with a bulge, so that the prepressing force of the fluid pipeline is kept through the magnet, the operation is convenient and reliable, and the stability of the fluid pipeline in the operation process of the equipment can be ensured.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the scope of the application.

Drawings

FIG. 1 is an exploded view of a pipeline sensor according to an embodiment of the present application;

FIG. 2 is a schematic view of the internal structure of a pipeline detector in an embodiment of the present application from one perspective;

fig. 3 is a schematic view of the internal structure of the pipeline detector at another view angle in the embodiment of the present application.

The LED lamp comprises a shell 1, a mounting cavity 1-1, a fixing seat 2, a light-emitting device mounting groove 2-1, a first receiver mounting groove 2-2, a first light channel 2-3, a second light channel 2-4, a second receiver mounting groove 2-5, a pipeline receiving groove 2-6, a separating part 2-7, a PCB 3, a light-emitting device 4, a first receiver 5-1, a second receiver 5-2, a fluid pipeline 6, an end cover 7, a boss 7-1, a rotating shaft groove 7-2, a magnet mounting groove 7-3, a rotating shaft 8, a screw 9, a first magnet 10 and a second magnet 11.

Detailed Description

In order to make the technical solutions of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the following specific embodiments. It should be noted that the following described embodiments are exemplary only, and are not to be construed as limiting the invention. The examples, where specific techniques or conditions are not indicated, are to be construed according to the techniques or conditions described in the literature in the art or according to the product specifications.

In the description of the present invention, it is to be understood that the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection or electrical connection; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

Hereinafter, the pipeline detector provided by the present invention will be described in detail by specific embodiments:

in order to judge different liquid composition by accuracy fast, improve accurate response and the control of cell concentration washing pipe-line system to liquid, this application has increased the pipeline detector in former cell concentration washing system pipeline, the pipeline detector can discern the judgement to liquid composition.

As shown in fig. 1 to 3, the pipeline detector provided in this embodiment mainly includes a housing 1, a fixing base 2, a PCB 3, a light emitting device 4, a first receiver 5-1, a second receiver 5-2, an end cap 7, a magnet 10, and other components.

The middle part of the shell 1 is provided with a mounting cavity 1-1, and the fixed seat 2 is fixed in the mounting cavity 1-1. The fixing seat 2 is relatively provided with a light-emitting device mounting groove 2-1 and a first receiver mounting groove 2-2, and the light-emitting device mounting groove 2-1 and the first receiver mounting groove 2-2 are arranged at a distance from the partition 2-7. A first light channel 2-3 is provided on the partition 2-7, the first light channel 2-3 enabling light from the light-emitting device mounting groove 2-1 to be transmitted to a first receiver mounting groove 2-2. A second optical channel 2-4 which is vertically crossed with the first optical channel 2-3 is also arranged on the isolation part 2-7 along the axial direction of the fixed seat 2; and a second receiver mounting groove 2-5 is also coaxially arranged on one end surface of the fixed seat 2 and the second optical channel 2-4. A pipeline accommodating groove 2-6 is vertically arranged on the isolating part 2-7 and penetrates through the first optical channel 2-3 and the second optical channel 2-4, and the pipeline accommodating groove 2-6 is arranged on the other end face of the fixed seat 2.

The PCB circuit board 3 is fixedly provided with a light-emitting device 4 and a first receiver 5-1 and a second receiver 5-2. The PCB circuit board 3 is fixedly connected with the fixed seat 2 through a screw. The PCB 3 and the fixed seat 2 are fixed on one side of the shell 1 by a screw 9; and the light emitting device 4, the first receiver 5-1 and the second receiver 5-2 are respectively and correspondingly disposed in the light emitting device mounting groove 2-1, the first receiver mounting groove 2-2 and the second receiver mounting groove 2-5. Meanwhile, an anti-rotation matching mechanism is arranged between the shell 1 and the fixing seat 2, the shell 1 and the fixing seat 2 cannot rotate relatively, the shell 1 and the fixing seat 2 can be fixed through one screw, and the installation is convenient. The anti-rotation matching mechanism can be a matching mode of a square bulge and a groove which are common in the field, and the details are not repeated.

The fluid line 6 in the cell concentration washing system line is disposed in the line accommodating tank 2-6. The light emitted by the light emitting device 4 is transmitted to the fluid line 6 through the first light channel 2-3, and the liquid in the fluid line 6 can refract the light so that the light passes through the first light channel 2-3 and/or the second light channel 2-4 and is received by the first receiver 5-1 and the second receiver 5-2, respectively. When liquid with different components flows through the fluid pipeline 6, because the refractive indexes of the liquid with different components are different, the light is refracted differently when passing through the pipeline, and the refracted light can be received by the first receiver 5-1 or the second receiver 5-2 independently or simultaneously by the first receiver 5-1 or the second receiver 5-2; the first receiver 5-1 and the second receiver 5-2 judge different liquid components according to the received different optical signals, and accurate sensing of the liquid is achieved.

The other side of the shell 1 is also provided with an end cover 7 through a rotating shaft 8 in a hinged mode. After the rotating shaft 8 passes through the fixing hole on the shell 1, two ends of the rotating shaft are respectively arranged in the rotating shaft groove 7-2 on the end cover 7. The end face of the end cover 7 adjacent to the end face of the shell 1 after being covered is also provided with a bulge 7-1, the bulge 7-1 is abutted to the fluid pipeline 6 after the end cover 7 is covered with the shell 1, and certain pre-pressure is given to the top of the fluid pipeline 6, so that the stability of the fluid pipeline 6 in the operation process of equipment is ensured.

A magnet mounting groove 7-3 is further formed in one side, opposite to the rotating shaft groove 7-2, of the end cover 7, and a first magnet 10 is arranged in the magnet mounting groove 7-3. A second magnet 11 is provided on the housing 1 to attract the first magnet 10. The pre-stress is maintained after the end cap 7 is closed by the first magnet 10 and the second magnet 11.

The specific working principle of the pipeline detector provided by the embodiment is described as follows:

the end caps 7 are turned open and the fluid lines 6 are placed in the line receiving channels 2-6. And closing the end cover 7, enabling the first magnet 10 and the second magnet 11 to attract each other to keep the end cover 7 closed, and enabling the bulge 7-1 to be pressed on the fluid pipeline 6 to keep the fluid pipeline 6 stable in the operation process of the equipment. Controlling the light-emitting device 4 to emit light, transmitting light beams to the fluid pipeline 6 through the first light channel 2-3, and when no liquid exists in the pipeline or the density of the liquid is low, the light beams are less refracted, and most of the light beams continue to be received by the first receiver 5-1 along the first light channel 2-3 after passing through the fluid pipeline 6; when the density of the liquid in the pipeline is higher, the refractive index of the light beam is close to 90 degrees, and most of the light beam passes through the fluid pipeline 6 and then continues to be received by the second receiver 5-2 along the second light channel 2-4. The first receiver 5-1 and the second receiver 5-2 determine different liquid compositions according to the received different light signals. In conclusion, the pipeline detector receives signals through obtaining different light sources according to different refractive indexes of light, and therefore accurate induction of liquid is achieved.

Preferably, in the pipeline detector provided by the present embodiment, the light emitting device 4 is preferably a lamp that can be fixed on a PCB board.

Preferably, in the line detector provided in this embodiment, the first magnet 10 and the second magnet 11 are rubidium magnets.

Preferably, in the pipeline detector provided in this embodiment, the material of the fixing base 2 is black light-tight nylon.

Preferably, this embodiment provides a pipeline detector, in which the aperture of the first optical channel 2-3 and the second optical channel 2-4 is 1.5mm.

In the present application, unless expressly stated or limited otherwise, a first feature "on" or "under" a second feature may be directly contacting the second feature or the first and second features may be indirectly contacting the second feature through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Claims

1. A pipeline detector is characterized by comprising a light-emitting device, a first receiver, a second receiver and a fixed seat; the fixed seat is provided with an isolation part, and the light-emitting device and the first receiver are oppositely arranged relative to the isolation part; the isolation part is provided with a first light channel, and light emitted by the light-emitting device is linearly transmitted to the first receiver through the first light channel; the isolation part is provided with a second optical channel which is vertically crossed with the first optical channel; and the light emitted by the light-emitting device is refracted at the intersection of the first light channel and the second light channel and then is transmitted to the second receiver through the second light channel in a straight line.

2. The pipeline detector according to claim 1, wherein the partition is provided with a pipeline accommodating groove which vertically penetrates through the first optical channel and the second optical channel; the pipeline holding tank is arranged along one end face of the fixing seat and used for holding a fluid pipeline.

3. The pipeline detector of claim 2, wherein the light emitting device, the first receiver and the second receiver are fixed on a PCB circuit board, and the PCB circuit board is fixedly connected with the fixed seat through screws.

4. The pipeline detector of claim 3, wherein the mounting block is provided with a light emitting device mounting slot and a first receiver mounting slot, the light emitting device mounting slot and the first receiver mounting slot being spaced apart from the partition; the light emitting device is disposed in the light emitting device mounting groove, and the first receiver is disposed in the first receiver mounting groove.

5. The pipeline detector according to claim 4, wherein a second receiver mounting groove is provided on the other end surface of the fixed seat, and the second receiver is disposed coaxially with the second optical channel and in the second receiver mounting groove.

6. The pipeline detector of claim 5, further comprising a housing, the housing being provided with a mounting cavity, the anchor block being disposed within the mounting cavity; the shell is fixedly connected with the fixed seat through a screw.

7. The pipeline detector according to claim 6, wherein the housing is hinged with an end cover through a rotating shaft, and the end cover is provided with a protrusion; and after the end cover is covered with the shell, the bulge is abutted with the fluid pipeline.

8. The pipeline detector according to claim 7, wherein the end cap is further provided with a magnet mounting groove, and the magnet mounting groove is provided with a first magnet; and a second magnet is arranged on the shell, and the first magnet and the second magnet are mutually attracted.

9. The line detector of claim 8, wherein the first and second magnets are rubidium magnets.

10. The pipeline detector of claim 9, wherein the fixing base is made of black opaque nylon.