CN213929541U - Multi-channel switch device special for clamping pressurization system - Google Patents

Abstract

The application discloses multichannel switching device of clamping pressurization system is exclusively used in, including control line, first control unit, pressure regulating part, second control unit, multichannel reposition of redundant personnel part, exhaust part and third control unit, first control unit, pressure regulating part and second control unit all with control line connects, multichannel reposition of redundant personnel part has air inlet, gas vent and a plurality of gas outlet, gas vent and each the gas outlet all with the air inlet intercommunication, the air inlet with control line connects, the gas vent with exhaust part connects, each the gas outlet all is connected with one third control unit. When the clamping quantity of the same batch of production is less than the quantity of the branch pipelines, the branch pipelines corresponding to the clamping quantity can be closed by closing the second control part, so that the channel pressurization connecting pipe does not need to be frequently disassembled and assembled, and the operation stability of the pressurization system can be improved.

Description

Multi-channel switch device special for clamping pressurization system

Technical Field

The utility model belongs to the technical field of macromolecule automatic analysis technique and specifically relates to a pressurization system of gel column for nucleic acid analysis.

Background

The gel column (also called a card holder) for nucleic acid analysis is mainly used for carrying out high-sensitivity and high-resolution macromolecular automatic analysis of DNA or RNA and the like on a sample in a QIAxcel full-automatic DNA/RNA analysis system, and the card holder is mainly used for aspects of genetics, disease screening, DNA fingerprint analysis, pathogenic microorganism monitoring analysis and the like. The production and manufacture of the clamp mainly comprise the following steps: the method comprises the steps of firstly cleaning incoming materials, assembling middle and bottom brackets, carrying out capillary tube inspection, then carrying out pressurized cleaning, and finally entering a packaging procedure after quality inspection and qualification inspection. Wherein, the pressure cleaning is an important step, which is to clean and fill the capillary of each channel of the clamp with gel, otherwise, the quality inspection is not qualified, and the clamp is scrapped. Generally, the number of clips produced in the same batch is twelve, so that the commonly customized pressurizing equipment in the prior art is a twelve-channel pressurizing port, but sometimes the number of clips in the same batch is less than twelve due to insufficient raw materials or customer requirements, in such a case, the existing equipment is required to remove a channel pressurizing connecting pipe, otherwise, the pressurizing equipment cannot be normally used due to insufficient pressure, but the channel pressurizing connecting pipe is frequently disassembled and assembled, so that the service life of the equipment is influenced, the channel pressurizing joint needs to be frequently replaced, and the production cost is increased.

SUMMERY OF THE UTILITY MODEL

The utility model provides a new multi-channel pressure switch for a pillar group.

The utility model provides a multi-channel switch device special for a clamping pressurization system, which comprises a control pipeline, a first control part capable of controlling the on-off of the control pipeline, a pressure regulating part capable of regulating the gas pressure, a second control part capable of controlling the on-off of the control pipeline, a multi-channel shunt part, an exhaust part capable of exhausting and a plurality of third control parts capable of controlling the on-off of the pipeline, the first control component, the pressure regulating component and the second control component are sequentially arranged in the gas flow direction and are all connected with the control pipeline, the multi-channel flow dividing component is provided with an air inlet, an air outlet and a plurality of air outlets, the air outlet and each air outlet are communicated with the air inlet, the air inlet is connected with the control pipeline, the air outlet is connected with the exhaust component, and each air outlet is connected with one third control component. Each third control part is connected with a branch pipeline, each branch pipeline is connected with a clamp, and each clamp can be provided with a clamp. The gas can be shunted to each branch pipeline through the multichannel shunting part, and pressurization to a plurality of clamping is realized simultaneously.

The first control feature is a one-way intake valve. The pressure regulating component is a pressure reducing valve with a pressure gauge. The second control member is a one-way finger valve. The third control feature is a one-way finger valve. The multichannel reposition of redundant personnel part is aluminium cuboid. The exhaust component is an exhaust valve.

Twelve air outlets and twelve third control parts are arranged.

The utility model has the advantages that: a plurality of branch pipelines can be connected to a plurality of second control part, and when the clamping quantity of same batch production was less than the quantity of branch pipeline, can close rather than the branch pipeline that corresponds through closing the second control part to no longer need frequent dismouting passageway pressurization connecting pipe, can not lead to passageway pressurization to connect life to shorten because of frequent dismouting passageway pressurization connecting pipe, and then can improve pressurization system's operating stability.

Drawings

FIG. 1 is a perspective view of a multi-channel switch device of the present embodiment, which is dedicated to a clip pressurization system;

fig. 2 is a front view of a multi-channel switch device dedicated to the clip pressurization system of the present embodiment.

Detailed Description

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

As shown in fig. 1 and 2, the multi-channel switch device specially used for the clamping pressurization system comprises a control pipeline 1, a first control component 2, a pressure regulating component 3, a second control component 4, a multi-channel shunting component 5 and an exhaust component 6. The control pipeline 1 has an air inlet end that can communicate with an existing air supply pipeline and an air outlet end that can communicate with the multi-channel flow dividing part 5. The first control component 2, the pressure regulating component 3 and the second control component 4 are sequentially arranged between the air inlet end and the air outlet end of the control pipeline 1 in the air flow direction, and the first control component 2, the pressure regulating component 3 and the second control component 4 are all connected with the control pipeline 1. Multichannel reposition of redundant personnel part 5 includes an air inlet 8, an exhaust port 9 and a plurality of gas outlet 10, and multichannel reposition of redundant personnel part 5 is inside to be equipped with an exhaust passage and a plurality of air feed channel, and this air feed channel intercommunication this air inlet 8 and exhaust port 9, each air feed channel intercommunication and its gas outlet 10 and air inlet 8 that correspond. One third control part 7 is connected to each air outlet 10. The exhaust port 9 is correspondingly connected with an exhaust component 6. The first and second control members 2 and 4 can control the on/off of the control pipe 1. The pressure regulating member 3 can regulate the gas pressure. The third control unit 7 can be connected to the branch line and can control the on/off of the branch line.

When in use, compressed gas is input into the multi-channel switch device through the existing gas supply pipeline, is decompressed by the pressure regulating part 3 and then is input into the multi-channel shunt part 5 through the second control part 4. According to the connection condition of the multi-channel shunt part 5 and the clamp, the third control part 7 on the air outlet 10 connected with the clamp is opened, and the third control part 7 on the air outlet 10 not connected with the clamp is closed. When the number of clips to be connected is small, the exhaust member 6 can be opened to perform exhaust decompression.

In the present embodiment, the multi-channel flow distribution member 5 has a plurality of air outlets 9, each air outlet 9 is connected to a third control member 7, the third control member 7 can be connected to a branch line corresponding thereto, each branch line can be connected to a jig corresponding thereto, and the clip is attached to the jig corresponding thereto, so that air can be supplied and pressurized to the plurality of clips simultaneously by the multi-channel flow distribution member 5.

As shown in fig. 1 and 2, a multi-channel switch device specially used for a clamping pressurization system comprises a control pipeline 1, a one-way air inlet valve 2, a pressure reducing valve 3, a first one-way finger valve 4, a multi-channel flow divider 5, an exhaust valve 6 and a plurality of second one-way finger valves 7. The control line 1 has an inlet end, which can be connected to an existing air supply line, and an outlet end, which can be connected to a multi-channel splitter 5. The one-way air inlet valve 2, the pressure reducing valve 3 and the first one-way finger valve 4 are connected with the control pipeline 1 and are positioned between the air inlet end and the air outlet end of the control pipeline 1. The multi-channel flow divider 5 is provided with an air inlet 8, an air outlet 9 and a plurality of air outlets 10, the air inlet 8 is communicated with the air outlet 9 through an exhaust channel inside the multi-channel flow divider 5, the air inlet 8 is communicated with each air outlet 10 through an air supply channel inside the multi-channel flow divider, the air inlet 8 is connected with the output end of the control pipeline 1, the air outlet 9 is connected with the exhaust valve 6, and each air outlet 10 is connected with the second one-way finger valve 7.

The one-way intake valve 2 is an intake control valve switch for controlling the intake of gas into the multi-channel switching device. The pressure reducing valve 3 is a valve switch with a pressure reading (i.e., a pressure gauge), and is designed to reduce the outlet pressure to a certain desired pressure value by adjusting the air pressure, and to automatically stabilize the outlet pressure. The first one-way finger valve 4 is a valve switch for controlling the gas pressurized by the pressure reducing valve 3 to enter the multi-channel flow divider 5. The multi-channel splitter 5 serves to split the incoming gas into a plurality of branches and feed the branches into the respective branch lines. The multi-channel splitter 5 is an aluminum cuboid device with a certain volume, which is not prone to rusting and is easy to clean. The multi-channel flow divider 5 may have twelve air outlets 10, each air outlet 10 being connected to a second one-way finger valve 7. The second one-way finger valve 7 is a valve switch for controlling the gas coming out of the multi-channel flow divider 5 into each branch pipe. The exhaust valve 6 is a valve switch for exhausting excess gas pressure and preventing the switch device from being damaged due to excessive pressure.

The gas enters the multi-channel diverter 5 from the existing gas supply pipeline through the one-way gas inlet valve 2, the pressure reducing valve 3 and the first one-way finger valve 4, then flows to twelve branch pipelines from the multi-channel diverter 5, and the twelve second one-way finger valves 7 control the gas to enter the twelve branch pipelines, so that when a batch of production is twelve clamps, the second one-way finger valves 7 of the twelve branch pipelines are opened to allow the gas to enter to pressurize the clamps, when the batch of production is less than twelve clamps, the corresponding second one-way finger valves 7 can be closed to realize pressurized cleaning of the batch of production which is less than twelve clamps, namely, if the batch of production is ten clamps, the two second one-way finger valves 7 which are not connected with the clamps can be closed to perform pressurized cleaning on the rest ten clamps. The exhaust valve 6 is used for exhausting excessive pressure when the number of clamps produced in one batch is very small, because the gas from the gas supply pipeline pressurizes the clamps of twelve branch pipelines, when the number of the clamps produced in one batch is too small, a large number of second one-way finger valves 7 are closed, so that the internal pressure of the multi-channel splitter 4 is too high, and the multi-channel splitter 5 is made of aluminum, so that the multi-channel splitter 4 is easily deformed and damaged, the exhaust valve 6 is added, and the proper exhaust is realized according to the pressure reading on the pressure reducing valve 3, so that the internal pressure of the multi-channel splitter 5 is reduced.

The foregoing is a more detailed description of the present invention that is presented in conjunction with specific embodiments, and it is not to be understood that the specific embodiments of the present invention are limited to these descriptions. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement.

Claims (8)

1. A multi-channel switch device special for a clamping pressurization system is characterized by comprising a control pipeline, a first control component capable of controlling the on-off of the control pipeline, a pressure regulating component capable of regulating the pressure of gas, a second control component capable of controlling the on-off of the control pipeline, a multi-channel flow dividing component, an exhaust component capable of exhausting gas and a plurality of third control components capable of controlling the on-off of the pipeline, the first control component, the pressure regulating component and the second control component are sequentially arranged in the gas flow direction and are all connected with the control pipeline, the multi-channel flow dividing component is provided with an air inlet, an air outlet and a plurality of air outlets, the air outlet and each air outlet are communicated with the air inlet, the air inlet is connected with the control pipeline, the air outlet is connected with the exhaust component, and each air outlet is connected with one third control component.

2. The multi-channel switch device for the clip pressurization system according to claim 1, wherein the first control member is a one-way air intake valve.

3. The multi-channel switch device for the clip pressurization system according to claim 1, wherein the pressure regulating member is a pressure reducing valve with a pressure gauge.

4. The multi-channel switch device dedicated to the entrapment pressurization system of claim 1 wherein the second control feature is a one-way finger valve.

5. Multi-channel switching device, particularly for a cardholder compression system according to claim 1 characterised in that the third control element is a one-way finger valve.

6. The multi-channel switch device for the clip pressurization system according to claim 1, wherein the multi-channel shunt member is an aluminum rectangular parallelepiped.

7. The multi-channel switch device for the clip pressurization system according to claim 1, wherein the exhaust member is an exhaust valve.

8. The multi-channel switch device for the card holder pressurizing system according to any one of claims 1 to 7, wherein twelve air outlets and twelve third control parts are provided.

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