CN203379819U - Matching valve of matching cabinet - Google Patents
Matching valve of matching cabinet Download PDFInfo
- Publication number
- CN203379819U CN203379819U CN201320310078.4U CN201320310078U CN203379819U CN 203379819 U CN203379819 U CN 203379819U CN 201320310078 U CN201320310078 U CN 201320310078U CN 203379819 U CN203379819 U CN 203379819U
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- mixing valve
- main body
- valve
- gas
- valve main
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Abstract
The utility model relates to a gas matching cabinet, and particularly relates to a matching valve of a matching cabinet. The matching valve of the matching cabinet comprises a matching valve main body A and a matching valve main body B, wherein the matching valve main body A is arranged in front of the matching valve main body B; one end of a movable valve core is fixed on a linkage connecting body, and the other end of the movable valve core passes through the matching valve main body A so as to be arranged in the matching valve main body B. The matching valve provided by the utility model has the beneficial effects that the automatic gas mixing matching is efficiently accurately realized, the long-range control is realized, the operation is simple, the use is convenient, and the output stability and the security of gas are highly guaranteed.
Description
(1) technical field
The utility model relates to a kind of gas mixing ratio cabinet, particularly a kind of mixing valve of proportioning cabinet.
(2) background technology
The proportioning cabinet is to be specifically designed to the device that gas mixes, but the mixing valve proportioning accuracy of existing proportioning cabinet is low, and urgent need will correct.
(3) summary of the invention
The utility model, in order to make up the deficiencies in the prior art, provides a kind of high mixture ratio accurate, easy to use, the mixing valve of proportioning cabinet simple to operate.
The utility model is achieved by the following technical solution:
A kind of mixing valve of proportioning cabinet, its special character is: comprise the mixing valve main body A, mixing valve main body B, the mixing valve main body A is placed in the front of mixing valve main body B, movable spool one end is fixed on the interlock junctor, the other end is placed in the inside of mixing valve main body B through the mixing valve main body A, the corner of mixing valve main body A inner space is right angle, the front portion of this activity spool is narrow and rear portion is wide, the anterior position near front end of movable spool and anterior end all arrange cone angle, this mixing valve main body A is connected with the A gas vent of two-stage balanced device by gas A conveyance conduit, this mixing valve main body B is connected with the B gas vent of two-stage balanced device by gas B conveyance conduit, the mixing valve main body A all is connected with the mixed gas pipeline road by the mixing valve connector with mixing valve main body B.
The mixing valve of proportioning cabinet of the present utility model, all mounting pipe joint, transit joint successively between mixing valve main body A and gas A conveyance conduit, between mixing valve main body B and gas B conveyance conduit, mixing valve main body A and mixing valve main body B respectively and between the mixing valve connector, mixing valve connector and mixed gas pipeline road, large joint is installed in the back of this mixing valve main body B, and this large joint is connected with transit joint.
The beneficial effects of the utility model are: mixing valve can be realized the automatic mixing match of gas efficiently, accurately, can Long-distance Control, and simple to operate, easy to use, stability and the security of its gas output had to high assurance.
(4) accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is further described.
Accompanying drawing 1 is looked schematic diagram for master of the present utility model;
Accompanying drawing 2 is schematic rear view of the present utility model;
Accompanying drawing 3 is schematic top plan view of the present utility model;
Accompanying drawing 4 is internal structure stereogram A of the present utility model;
Accompanying drawing 5 is internal structure stereogram B of the present utility model;
Accompanying drawing 6 is internal structure front view of the present utility model;
The schematic diagram that accompanying drawing 7 is mixing valve of the present utility model and servomotor;
The cutaway view that accompanying drawing 9 is accompanying drawing 8E-E cross section;
The cutaway view that accompanying drawing 10 is accompanying drawing 8F-F cross section;
The structural representation that accompanying drawing 11 is the utility model balanced valve;
The cutaway view that accompanying drawing 12 is accompanying drawing 11B-B cross section;
The cutaway view that accompanying drawing 13 is accompanying drawing 11C-C cross section;
The structural representation of the outside that accompanying drawing 14 is accompanying drawing 12;
The structural representation that accompanying drawing 15 is the utility model Gas mixing valve;
The cutaway view that accompanying drawing 16 is accompanying drawing 15B-B cross section;
The cutaway view that accompanying drawing 17 is accompanying drawing 15C-C cross section;
In figure, 1 controlled pressure table, 2 A gas input pressure tables, 3B gas input pressure table, 4 mist delivery gauges, 5 touching type operation display screens, 6 power switches, 7 fault alarms, 8 infrared ray gas analyzers, 9 mixing valves, 10 check valves, 11 air inlet pipe, 12 two-stage balanced devices, 13 pressure sensors, 14 system control boxes, 15 No. 1 control valves, 16 No. 2 control valves, 17 magnetic valves, 18 air outlet adapters, 19 ball screws, 20 interlock junctors, 21 ball-screws, 22 axle sleeves, 23 motor mounting racks, 24 servomotors, 25 spool set bolts, 26 movable spools, 27 mixing valve main body A, 28 mixing valve main body B, 29 large joints, 30, 31, 32, 33, 34 transit joints, 35, 36, 37, 38, 39 collar nuts, 40, 41, 42, 43, 44 pipe joints, 45 mixing valve connectors, 46 mixing valve connectors, 47 Gas mixing valves, 48 active agent A, 49 shutter spring A, 50 valve base A, 51 valve core A, 52 valve sealing gasket A, 53 valve inner core A, 54 valve head A, 55 valve gap A, 56 gland A, 57 air pressure film A, 58 center valve bodies, 59 air pressure film B, 60 valve gap B, 61 gland B, 62 valve inner core B, 63 valve head B, 64 valve sealing gasket B, 65 valve core B, 66 valve main body B, 67 valve base B, 68 shutter spring B, 69 flared fitting E, 70 flared fitting F, 71 pipe joint A, 72 pipe joint nut A, 73 joint A, 74 joint B, 75 pipe joint nut B, 76 pipe joint B, 77 flared fitting A, 78 flared fitting B, 79 flared fitting C, 80 flared fitting D, 81 valve body joints, 82 joint C, 83 joint D, 84 Gas mixing valve main body A, 85 Gas mixing valve main body B, 86 Gas mixing valve main body C, 87 isocons, the 88PLC Programmable Logic Controller, 89 gas A conveyance conduits, 90 gas B conveyance conduits, 91 mixed gas pipeline roads, 92 balanced valve A, 93 balanced valve B.
(5) specific embodiment
Accompanying drawing is a kind of specific embodiment of the present utility model.This embodiment comprises Gas mixing valve 47, Gas mixing valve 47, this Gas mixing valve 47 is connected with mixing valve 9, and this mixing valve 9 is connected with the multistage bascule for balance input gas pressure, this multistage bascule connects the air inlet pipe 11 of input gas, and Gas mixing valve 47 connects air outlet adapter 18.
The mixing valve of proportioning cabinet of the present utility model, this mixing valve 9 connects servomotor 24 by interlock junctor 20, this servomotor 24 is placed in motor mounting rack 23, this motor mounting rack 23 is installed axle sleeve 22, this axle sleeve 22 is fixed on interlock junctor 20 through ball screw 19 by ball-screw 21, this servomotor 24 is connected with motor servo driver, motor servo driver is connected with PLC Programmable Logic Controller 88, motor servo driver and PLC Programmable Logic Controller 88 all are placed in system control box 14, can realize operated from a distance by PLC Programmable Logic Controller 88, without manually, PLC Programmable Logic Controller 88 is connected with touching display screen 5, can realize operating personnel's Long-distance Control and local operation by touching display screen.This multistage bascule can be two-stage balanced device 12, mixing valve 9 comprises mixing valve main body A 27, mixing valve main body B28, mixing valve main body A 27 is placed in the front of mixing valve main body B28, movable spool 26 1 ends are fixed on interlock junctor 20 by spool set bolt 25, the other end is placed in the inside of mixing valve main body B28 through mixing valve main body A 27, the corner of mixing valve main body A 27 inner spaces is right angle, the front portion of this activity spool 26 is narrow and rear portion is wide, the anterior position near front end of movable spool 26 and anterior end all arrange cone angle, this cone angle coordinates with the corner of mixing valve main body A 27 and mixing valve main body B28 inner space, realize that gas mixes by proportioning, this mixing valve main body A 27 is connected with the A gas vent of two-stage balanced device 12 by gas A conveyance conduit 89, this mixing valve main body B28 is connected with the B gas vent of two-stage balanced device 12 by gas B conveyance conduit 90, mixing valve main body A 27 all is connected with mixed gas pipeline road 91 by mixing valve connector 45 with mixing valve main body B28, this mixed gas pipeline road 91 connects Gas mixing valve 47, the interior isocon 87 that arranges of Gas mixing valve 47, this isocon 87 respectively with mixed gas pipeline road 91, air outlet adapter 18 connects.PLC Programmable Logic Controller 88 connects respectively touching type operation display screen 5, power switch 6, fault alarm 7, by touching type operation display screen 5 control PLC Programmable Logic Controllers 88, power switch 6, fault alarm 7.All mounting pipe joint 40-44, transit joint 30-34 successively between mixing valve main body A 27 and gas A conveyance conduit 89, between mixing valve main body B28 and gas B conveyance conduit 90, mixing valve main body A 27 and mixing valve main body B28 respectively and between mixing valve connector 45, mixing valve connector 45 and mixed gas pipeline road 91, large joint 29 is installed in the back of this mixing valve main body B28, and this large joint 29 is connected with transit joint 30-34.Two-stage balanced device 12 comprises the balanced valve A92 connected successively, balanced valve B93, this balanced valve A92 and balanced valve B93 include valve gap 55, 60 with corresponding gland 56, 61, valve gap 55, 60 are pressed in corresponding gland 56, 61 form air chamber, gland 56, valve base 50 is installed respectively on 61, 67, valve base 50, 67 interior installation valve cores 51, 65, valve core 51, 65 interior installation valve inner cores 53, 62 and valve sealing gasket 52, 64, this valve inner core 53, on 62, cover has shutter spring 49, 68, this shutter spring 49, an end of 68 is placed in valve base 50, the top of 67 inside, the other end is placed in gland 56, in the groove of 61 bottom surfaces, this groove is positioned at gland 56, on the projection of 61 bottom surfaces, valve inner core 53, 62 with valve base 50, valve head 54 is set respectively between 67, 63, valve sealing gasket 52, 64, two glands 56, set gradually air pressure film A57 between 61, center valve body 58, air pressure film B59, A92 respectively with input gas A, the air inlet pipe 11 of B connects, balanced valve B93 is respectively through gas A conveyance conduit 89, gas B conveyance conduit 90 is connected with mixing valve 9, air chamber is successively through joint 73, 74, pipe joint 71, 76 are connected with mixing valve 9, valve gap 55, 60, valve base 50, corresponding flared fitting 69-70 is set respectively on 67, 77-80, this balanced valve A92 and balanced valve B93 include valve gap A55 and corresponding gland A56, valve gap B60 and corresponding gland B61, valve gap A55 is pressed in corresponding gland A56 and forms air chamber A, valve gap B60 is pressed in corresponding gland B61 and forms air chamber B, on gland A56 and gland B61, valve base A50 is installed respectively, valve base B67, valve core A51 is installed in valve base A50, valve core B65 is installed in valve base B67, valve inner core A53 is installed in valve core A51, valve inner core B62 is installed in valve core B65, the upper cover of this valve inner core A53 has shutter spring A49, the upper cover of valve inner core B62 has shutter spring B68, this shutter spring 49, an end of 68 is placed in respectively valve base A50, valve base B67 inner tip, the other end is placed in respectively gland A56, in the groove of gland B61 bottom surface, this groove lays respectively at gland A56, on the projection of gland B61 bottom surface, between valve inner core A53 and valve base A50, valve head A54 is set respectively, valve sealing gasket A52, between valve inner core B62 and valve base B67, valve head B63 is set, valve sealing gasket B64, set gradually air pressure film A57 between gland A56 and gland B61, center valve body 58, air pressure film B59, balanced valve A92 respectively with input gas A, the air inlet pipe 11 of B connects, balanced valve B93 is respectively through gas A conveyance conduit 89, gas B conveyance conduit 90 is connected 9 with mixing valve, air chamber A is successively through joint A73, pipe joint A71 is connected with mixing valve 9, air chamber B is successively through joint B74, pipe joint B76 is connected with mixing valve 9, valve gap A55, valve gap B60, valve base A50, corresponding flared fitting 69-70 is set respectively on valve base B67, 77-80, 80 respectively with No. 1 control valves 15 of flared fitting, No. 2 control valve 16 connects.No. 1 control valve 15 is connected with the valve body joint 81 on balanced valve A92, and No. 2 control valve 16 is connected with the valve body joint 81 on balanced valve B93. be input to respectively center valve body 58 inside of balanced valve 92 and balanced valve B93 by the control gas pressure of regulating No. 1 control valve 15 and No. 2 control valves 16.Control gas expands outwardly by balanced valve air pressure film A57, the air pressure film B59 of the moving both sides of pore area of center valve body 58 both sides, drive valve core 51,65 and valve inner core 53 thereof through shutter spring 49,68,62 and valve sealing gasket 52, drive valve core 51,65 and valve inner core 53 thereof through shutter spring 49,68,62 and valve sealing gasket 52,64 produce spaces to two side shiftings respectively, gas A, B respectively by corresponding air inlet after space enters corresponding air chamber equalizing pressure, output.The mixing valve of proportioning cabinet of the present utility model, also comprise controlled pressure table 1, A gas input pressure table 2, B gas input pressure table 3, mist delivery gauge 4, pressure sensor 13, control valve 15,16, magnetic valve 17, infrared ray gas analyzer 8, wherein, controlled pressure table 1 is connected with the flared fitting on balanced valve B93(balanced valve B) connect A gas input pressure table 2, B gas input pressure table 3 is connected with corresponding air inlet pipe 11, and mist delivery gauge 4 is exported gases with Gas mixing valve 47 and is connected, pressure sensor 13 respectively with the input gas of balanced valve A92, the output gas of Gas mixing valve 47 is connected, and infrared ray gas analyzer 8 also is connected with the output gas of Gas mixing valve 47, and magnetic valve 17 is arranged between Gas mixing valve 47 and air outlet adapter 18, more directly perceived in order to observe at the scene, so be provided with controlled pressure table 1, A gas input pressure table 2, B gas input pressure table 3, mist delivery gauge 4, the infrared ray gas analyzer 8 be connected with Gas mixing valve 47 output gases preferably is connected with the air outlet adapter 18 of magnetic valve 17 back with pressure sensor 13.Gas A conveyance conduit 89, gas B conveyance conduit 90(is the gas A conveyance conduit 89 between balanced valve A92 gas outlet and balanced valve B air inlet especially, gas B conveyance conduit 90) on, check valve 10 all is set, the setting of this check valve 10 is in order to prevent back flow of gas, A gas, B gas was all separately to carry before entering mixing valve 9, between air inlet pipe 11 and mixing valve 9, the pipeline that is respectively used to connect two-stage balanced device 12 is divided into gas A conveyance conduit 89, gas B conveyance conduit 90, the pipeline for delivery of mist between mixing valve 9 and air outlet adapter 18 is mixed gas pipeline road 91.Gas mixing valve 47 is connected with mixed gas pipeline road 91 by joint C82, through joint D83, with air outlet adapter 18, be connected, this Gas mixing valve 47 comprises Gas mixing valve main body A 84, Gas mixing valve main body B85, Gas mixing valve main body C86, isocon 87 can be placed in Gas mixing valve main body A 84, gas through mixing valve 9 mixing match enters Gas mixing valve 47, through damming, then shunting, then confluxes and realizes the further mixing of mist, guarantee the stability of gaseous mixture, accuracy.
In mixing valve 9, when gas A, B pass through respectively pipe joint 41,40 while air feed, this is, movable spool 26 seals with mixing valve main body A 27, and gas A does not enter transit joint 34, and gas B can pass through transit joint 32 simultaneously, pipe joint 43 outputs, the gas B that at this moment mixing valve 9 output gases are 100%.
Instruction rotation according to the parameter servomotor 24 of setting according to touching display screen 5, by ball-screw 21, movable spool 26 is moved to large joint 29 directions, movable spool 26 is opened gap with the sealing surface (sealing surface that the corner of the cone angle on movable spool 26 and mixing valve main body A 27 inner spaces forms) of mixing valve main body A 27, gas A passes through opened gap and enters transit joint 32 outputs, the size that open in gap has determined the size of gas A output, (movement of corresponding movable spool 26 can be regulated the gap size of corner, space in its cone angle and mixing valve main body B28 accordingly, as Fig. 9, shown in 10), gas A, B is according to the mode of the volume ratio gas that confluxes, realize by the proportioning mist.
PLC Programmable Logic Controller 88 interlock servomotor 24 and drive-type mixing valve structures, realize the full-automatic proportioning of mist, be provided with infrared ray gas analyzer device 8 and two-stage or multistage pressure bascule, improve the mixed gases matching precision, make distributing precision can reach ± 0.1%.
Claims (2)
1. the mixing valve of a proportioning cabinet, it is characterized in that: comprise the mixing valve main body A, mixing valve main body B, the mixing valve main body A is placed in the front of mixing valve main body B, movable spool one end is fixed on the interlock junctor, the other end is placed in the inside of mixing valve main body B through the mixing valve main body A, the corner of mixing valve main body A inner space is right angle, the front portion of this activity spool is narrow and rear portion is wide, the anterior position near front end of movable spool and anterior end all arrange cone angle, this mixing valve main body A is connected with the A gas vent of two-stage balanced device by gas A conveyance conduit, this mixing valve main body B is connected with the B gas vent of two-stage balanced device by gas B conveyance conduit, the mixing valve main body A all is connected with the mixed gas pipeline road by the mixing valve connector with mixing valve main body B.
2. the mixing valve of proportioning cabinet according to claim 1, it is characterized in that: all mounting pipe joint, transit joint successively between mixing valve main body A and gas A conveyance conduit, between mixing valve main body B and gas B conveyance conduit, mixing valve main body A and mixing valve main body B respectively and between the mixing valve connector, mixing valve connector and mixed gas pipeline road, large joint is installed in the back of this mixing valve main body B, and this large joint is connected with transit joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320310078.4U CN203379819U (en) | 2013-05-31 | 2013-05-31 | Matching valve of matching cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320310078.4U CN203379819U (en) | 2013-05-31 | 2013-05-31 | Matching valve of matching cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203379819U true CN203379819U (en) | 2014-01-08 |
Family
ID=49868351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320310078.4U Expired - Fee Related CN203379819U (en) | 2013-05-31 | 2013-05-31 | Matching valve of matching cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203379819U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105422908A (en) * | 2015-12-10 | 2016-03-23 | 济南华信自动化工程有限公司 | Proportional valve for proportional cabinet |
-
2013
- 2013-05-31 CN CN201320310078.4U patent/CN203379819U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105422908A (en) * | 2015-12-10 | 2016-03-23 | 济南华信自动化工程有限公司 | Proportional valve for proportional cabinet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140108 Termination date: 20160531 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |