CN214896337U - Reagent flow control device - Google Patents
Reagent flow control device Download PDFInfo
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- CN214896337U CN214896337U CN202121269247.5U CN202121269247U CN214896337U CN 214896337 U CN214896337 U CN 214896337U CN 202121269247 U CN202121269247 U CN 202121269247U CN 214896337 U CN214896337 U CN 214896337U
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- reagent
- flow control
- reagent flow
- control device
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Abstract
The utility model discloses a reagent flow control device, including the installation baffle, the both sides difference fixedly connected with cushion and the reagent water conservancy diversion piece of installation baffle, reagent water conservancy diversion piece includes feed liquor route and flowing back route, the inlet of feed liquor route is connected with the reagent bottle, install flow control spare on the feed liquor route, three way solenoid valve is installed to one side of reagent water conservancy diversion piece, three way solenoid valve includes common end, first optional end and second optional end, first optional end with the liquid outlet of feed liquor route is connected, the common end with the inlet of flowing back route is connected, three way solenoid valve is connected with the controller, the controller is connected with touch display. The utility model discloses a three solenoid valve can control the intercommunication of feed liquor route and flowing back route, can block the reagent of feed liquor route through flow control spare to the realization is to three solenoid valve's change.
Description
Technical Field
The utility model relates to a technical field is fixed to the automobile parts, particularly, relates to a reagent flow control device.
Background
The split type reagent distribution form that current instrument used has the solenoid valve and independently installs, connects many easy seepage, maintains the inconvenient scheduling problem of change component, especially under the condition that solenoid valve life expires, needs to be changed. In the prior art, the solution in the reagent bottle is not cut off in the replacement process, so that the reagent flows out, the instrument is polluted, the skin is damaged, and the labor burden of maintenance personnel is increased.
An effective solution to the problems in the related art has not been proposed yet.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned technical problem among the correlation technique, the utility model provides a reagent flow control device can solve above-mentioned problem.
In order to achieve the technical purpose, the technical scheme of the utility model is realized as follows:
the utility model provides a reagent flow control device, includes the installation baffle, the both sides difference fixedly connected with cushion and the reagent water conservancy diversion piece of installation baffle, reagent water conservancy diversion piece includes feed liquor route and flowing back route, the inlet of feed liquor route is connected with the reagent bottle, install flow control spare on the feed liquor route, three way solenoid valve is installed to one side of reagent water conservancy diversion piece, three way solenoid valve includes the optional end of common port, first optional end and second, first optional end with the liquid outlet of feed liquor route is connected, the common port with the inlet of flowing back route is connected, three way solenoid valve is connected with the controller, the controller is connected with touch display.
Further, flow control spare is the plug, the plug include the shell and with the inner core that the shell rotated to be connected, the one end of inner core is provided with the water guide route, the water guide route with the feed liquor route communicates each other.
Furthermore, the shell with reagent water conservancy diversion piece is interference fit, the shell with install two sealing washers between the reagent water conservancy diversion piece.
Further, the shell is in threaded connection with the reagent flow guide block.
Further, the flow control member is a ball valve.
Further, the first selectable end is an electrified and closed end, and the second selectable end is a normally closed end.
Furthermore, the reagent diversion block is made of polytetrafluoroethylene.
Furthermore, the cushion block and the reagent diversion block are fixedly connected with the installation partition plate through long screws.
Furthermore, the three-way electromagnetic valve is fixedly connected with the installation clapboard through round head screws.
The utility model has the advantages that: the utility model can control the communication of the liquid inlet passage and the liquid discharge passage through the three-way electromagnetic valve, and can block the reagent of the liquid inlet passage through the flow control piece, thereby realizing the replacement of the three-way electromagnetic valve and greatly improving the safety in the replacement process of the accessories; wherein flow control spare can be ball valve or plug, and the shell and the reagent water conservancy diversion piece interference fit of plug, two sealing washers of installation between the shell of plug and the reagent water conservancy diversion piece all can avoid the infiltration of reagent, and the reagent water conservancy diversion piece chooses for use acidproof polytetrafluoroethylene to make, can avoid the reagent to lead the continued corruption of piece to the reagent.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a reagent flow control device according to an embodiment of the present invention.
In the figure: 1. the method comprises the following steps of mounting a partition plate, 2.UNF joints, 3. sealing rings, 4. flow control pieces, 5. liquid inlet passages, 6. round head screws, 7. three-way electromagnetic valves, 8. reagent flow guide blocks and 9. cushion blocks.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art all belong to the protection scope of the present invention.
As shown in fig. 1, according to the embodiment of the utility model provides a reagent flow control device, including installation baffle 1, the both sides difference fixedly connected with cushion 9 and reagent water conservancy diversion piece 8 of installation baffle 1, reagent water conservancy diversion piece 8 includes inlet passage 5 and flowing back route, inlet passage 5's inlet is connected with the reagent bottle, install flow control 4 on the inlet passage 5, three way solenoid valve 7 is installed to one side of reagent water conservancy diversion piece 8, three way solenoid valve 7 includes public end, the optional end of first optional end and second, first optional end with inlet passage's liquid outlet is connected, the public end with the inlet of flowing back route is connected, three way solenoid valve 7 is connected with the controller, the controller is connected with touch display screen.
In a specific embodiment of the present invention, the flow control member 4 is a plug, the plug includes a housing and an inner core rotatably connected to the housing, one end of the inner core is provided with a water guiding passage, and the water guiding passage and the liquid inlet passage are communicated with each other.
In a specific embodiment of the present invention, the housing is in interference fit with the reagent flow guiding block 8, and two sealing rings 3 are installed between the housing and the reagent flow guiding block 8.
In a specific embodiment of the present invention, the housing is in threaded connection with the reagent flow guiding block 8.
In one embodiment of the present invention, the flow control member 4 is a ball valve.
In a specific embodiment of the present invention, the first selectable end is an energized, i.e., closed, end and the second selectable end is a normally closed end.
In a specific embodiment of the present invention, the reagent guiding block 8 is made of teflon.
In a specific embodiment of the present invention, the cushion block 9 and the reagent flow guiding block 8 are fixedly connected to the mounting partition board 1 through long screws.
In a specific embodiment of the present invention, the three-way electromagnetic valve 7 is fixedly connected to the mounting partition plate 1 through a round head screw 6.
In a specific embodiment of the utility model, the inlet of feed liquor route with the liquid outlet of flowing back route all installs UNF and connects 2, two UNF connects 2 and is located respectively the top and the bottom of reagent water conservancy diversion piece 8, 8 tops of reagent water conservancy diversion piece UNF connect 2 with the reagent bottle is connected.
In a specific embodiment of the utility model, the controller adopts STM32F103 chip, 32 bit systems, from taking 12 bit analog/digital (AD) conversions, and execution control procedure and sampling are all accomplished from this chip, and high integration guarantees that the system is reliable and stable.
For the convenience of understanding the above technical solutions of the present invention, the above technical solutions of the present invention are explained in detail through specific use modes below.
When the reagent flow control device is used specifically, according to the utility model, the communication between the liquid inlet passage 5 and the liquid discharge passage can be controlled through the three-way electromagnetic valve 7, specifically, the reagent sequentially passes through the first selectable end and the common end from the liquid outlet of the liquid inlet passage 5, is finally discharged from the liquid outlet of the liquid discharge passage, inputs a switching instruction to the touch display screen, and controls the second selectable end to be communicated with the common end through the controller; the reagent of the liquid inlet passage 5 can be blocked by the flow control part 4 to realize the replacement of the three-way electromagnetic valve 7, wherein the flow control part 4 can be a ball valve or a plug, if the flow control part 4 is the plug, the inner core of the plug is rotated by 90 degrees, at the moment, the water guide passage is not communicated with the liquid inlet passage to realize the purpose of throttling, two sealing rings 3 are arranged between the shell of the plug and the reagent flow guide block 8 to avoid the permeation of the reagent, the reagent flow guide block 8 is made of acid-resistant polytetrafluoroethylene, and the round head screw 6 of the three-way electromagnetic valve 7 needs to be screwed on the fixing plate 1 made of stainless steel due to the soft material, so that the firmness of the installation of the three-way electromagnetic valve 7 is ensured, and the cushion block 9 and the reagent flow guide block 8 are fixed on the installation partition plate 1 together by long screws.
The device solves the problems that the gravity reagent adding instrument has more pipeline connections, more joints are easy to leak, and elements are inconvenient to maintain and replace, greatly improves the safety of the parts in the replacement process, uses corrosion-resistant and easily-processed materials to perform mechanical processing, and has the advantages of good product consistency, strong interchangeability and convenient assembly. The problem of pipeline crisscross, the easy seepage of joint is avoided. The electromagnetic valve is a quick-wear part and is fixed on the reagent flow path block 8 through two screws without an external pipeline, so that the installation and the replacement are convenient. The integral structure is simple, the sealing performance is good, the assembly is simple and convenient, and the production efficiency and the yield are improved. The labor intensity of maintenance personnel is reduced.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A reagent flow control device is characterized by comprising a mounting partition plate (1), two sides of the installation clapboard (1) are respectively and fixedly connected with a cushion block (9) and a reagent diversion block (8), the reagent flow guide block (8) comprises a liquid inlet passage (5) and a liquid discharge passage, a liquid inlet of the liquid inlet passage (5) is connected with a reagent bottle, a flow control member (4) is arranged on the liquid inlet passage (5), a three-way electromagnetic valve (7) is arranged on one side of the reagent flow guide block (8), the three-way electromagnetic valve (7) comprises a common end, a first selectable end and a second selectable end, the first selectable end is connected with a liquid outlet of the liquid inlet passage (5), the common end is connected with a liquid inlet of the liquid drainage passage, the three-way electromagnetic valve (7) is connected with a controller, and the controller is connected with a touch display screen.
2. The reagent flow control device according to claim 1, wherein the flow control member (4) is a plug, the plug comprises an outer shell and an inner core rotatably connected with the outer shell, one end of the inner core is provided with a water guide passage, and the water guide passage is communicated with the liquid inlet passage.
3. A reagent flow control device according to claim 2, characterised in that the housing is an interference fit with the reagent flow block (8), and two sealing rings (3) are mounted between the housing and the reagent flow block (8).
4. A reagent flow control device according to claim 3, characterised in that the housing is threadedly connected to the reagent flow block (8).
5. A reagent flow control device according to claim 1, characterised in that the flow control member (4) is a ball valve.
6. The reagent flow control device of claim 1, wherein the first selectable end is an energized, i.e., closed, end and the second selectable end is a normally closed end.
7. A reagent flow control device according to claim 1, characterised in that the reagent flow guide block (8) is made of teflon.
8. A reagent flow control device according to claim 1, characterised in that the spacer block (9) and the reagent flow block (8) are fixedly attached to the mounting plate (1) by means of long screws.
9. A reagent flow control device according to claim 1, wherein the three-way solenoid valve (7) is fixedly connected to the mounting plate (1) by means of round head screws (6).
10. A reagent flow control device according to claim 1, characterized in that the liquid inlet of the liquid inlet passage (5) and the liquid outlet of the liquid discharge passage are provided with UNF connectors (2), two UNF connectors (2) are respectively arranged at the top end and the bottom end of the reagent flow guiding block (8), and the UNF connector (2) at the top end of the reagent flow guiding block (8) is connected with the reagent bottle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121269247.5U CN214896337U (en) | 2021-06-08 | 2021-06-08 | Reagent flow control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121269247.5U CN214896337U (en) | 2021-06-08 | 2021-06-08 | Reagent flow control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214896337U true CN214896337U (en) | 2021-11-26 |
Family
ID=78903606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121269247.5U Active CN214896337U (en) | 2021-06-08 | 2021-06-08 | Reagent flow control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214896337U (en) |
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2021
- 2021-06-08 CN CN202121269247.5U patent/CN214896337U/en active Active
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