CN203035972U - Waste gas treatment control valve capable of adjusting flow - Google Patents
Waste gas treatment control valve capable of adjusting flow Download PDFInfo
- Publication number
- CN203035972U CN203035972U CN 201220529939 CN201220529939U CN203035972U CN 203035972 U CN203035972 U CN 203035972U CN 201220529939 CN201220529939 CN 201220529939 CN 201220529939 U CN201220529939 U CN 201220529939U CN 203035972 U CN203035972 U CN 203035972U
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- CN
- China
- Prior art keywords
- waste gas
- worm gear
- control valve
- worm
- swing arm
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to a waste gas treatment control valve capable of adjusting flow, in particular to a valve structure capable of controlling waste gas emission through angle adjusting. The scheme is mainly that the control valve is arranged in a pipeline and composed of a knob, an adjusting device, a rotating rod and fan blades. The rotating rod is driven to rotate synchronously through the rotation of the knob, a worm wheel is driven by the adjusting device through the rotating rod to rotate on a worm wheel seat, the rotating rod is driven to rotate to rotate the fan blades, and the angles of the fan blades can be adjusted along with the rotating of the knob, so that by adoption of the swing angles of the fan blades, the waste gas emission is controlled, moreover scales can be arranged on a cover cap below the knob directly, and the fan blades can be rotated by needed angles freely to control the flow of the waste gas emission conveniently and rapidly.
Description
Technical field
The utility model relates to a kind of waste gas treatment control valve of adjustable amount, it drives swing arm by knob and rotates synchronously, and utilize swing arm to drive the worm gear of regulating device, make the worm gear can turn on the worm gear seat, fan the angle of sheet again by the rotation adjustment of knob, reach the exhaust gas discharging amount of pilot line.
Background technique
The industry of many precise treatments now, as semiconductor, wafer ... etc., though bring everybody facility in life, but in its manufacture process, can produce pollution sources unavoidably, and for fear of pollutant (as: chemical gas, waste gas) harm operating personnel's health, need the pollutant of air is extracted out, again via discharging after the carrying out washing treatment, so need utilize the various waste gas of valve gravity cascade system, avoid befouling environment, the valve of conventional process waste gas, see also shown in Figure 1, one end of this pipeline 1 is provided with group Pu 10, and in the other end filtrating equipment 11 is set, and install a control valve 12 in pipeline 1 appropriate location, these control valve 12 tops are handgrip 120, penetrate pipeline 1 downwards as for handgrip 120, and be extended with a circular valve block 121, and can reach the purpose of opening/shutting valve by the rotation by swing handgrip 120 control valve blocks 121, after extract out at waste gas group Pu 10, adjust discharge amount by the control valve 12 of pipeline 1 earlier, be expelled in the atmosphere, still via filtrating equipment 11 again, this valve block 121 is movable, can't form airtightly fully with pipeline, so use the gas leakage problem takes place often, and install and maintenance also inconvenient.
The model utility content
The purpose of this utility model is to provide a kind of waste gas treatment control valve of adjustable amount, particularly a kind of valve mechanism of adjustable-angle control discharge amount of exhaust gas.
The utility model adopts following technological scheme: a kind of waste gas treatment control valve of adjustable amount, and its installing is communicated in the pipeline, consists predominantly of: a knob, be the handle shape, be positioned at side and be provided with a pointer; A cover cap is the hollow lid, and is provided with scale; A positioning block is long strip hollow bulk; A regulating device, bottom are the worm gear seat and wheel are placed on worm gear seat and its engagement, be inserted in chute vane in the top again; Swing arm is round bar shape, and the top forms locating column and can supply and the positioning block fit, and the below then offers clip slot; A fan sheet is round sheet, and is provided with through hole and swing arm is fixed; It is characterized in that: described swing arm is planted into pipeline inside by the adjustment seat of pipeline top, described fan sheet is installed in the clip slot of swing arm below, described regulating device is placed on the adjustment seat of pipeline, described positioning block is with regulating device and the firm combination of swing arm, described cover cap is placed on the inboard with described regulating device cover and makes described swing arm convexedly stretch in the cover cap top, and described knob presses in described swing arm top.
The beneficial effects of the utility model are: when fan sheet angle hour can be discharged more waste gas, and when fan sheet angle becomes big gradually, more can cover the pipeline space, exhaust gas discharged be reduced, so pipeline can be sealed when sheet opens fully when fanning.
Description of drawings
Fig. 1 is the stereogram of prior art;
Fig. 2 is three-dimensional exploded view of the present utility model;
Fig. 3 is stereogram of the present utility model;
Fig. 4 is the three-dimensional exploded view of the utility model regulating device;
Fig. 5 is the stereogram of the utility model regulating device;
Fig. 6 is the schematic representation that the utility model uses;
Fig. 7 is partial sectional view of the present utility model.
Embodiment
Below with reference to embodiment shown in the drawings the utility model is described in detail.
At first, seeing also Fig. 2 and cooperate shown in Figure 3ly, mainly is to be provided with a control valve 2 in pipeline 3, this control valve 2 is made up of knob 21, regulating device 22, swing arm 23 and fan sheet 24, this knob 21 is handle-shaped, can supply gripping so that rotate, and is provided with pointer 210 in order to adjust angle; Regulating device 22 then is made up of worm gear seat 220, worm gear 221 and chute vane 222; Be round bar shape as for 23 of swing arms, swing arm 23 tops are formed with locating column 230, this locating column 230 is inserted in positioning block 25, can make swing arm 23 drive the rotation of regulating device 22, be positioned at swing arm 23 belows and be provided with clip slot 231, and fan sheet 24 can be inserted clip slot 231 location, and can utilize cover cap 31 that regulating device 22 is coated on and adjust in the seat 30.
Secondly, still consult shown in Figure 2, when assembling, earlier swing arm 23 is passed the adjustment seat 30 of pipeline 3, make swing arm 23 belows be sheathed on pipeline 3 inside, and will fan the clip slot 231 that sheet 24 is inserted in swing arm 23, and can utilize clip nail to fix, then regulating device 22 is run through swing arm 23 tops and be installed in and adjust in the seat 30, recycling positioning block 25 makes regulating device 22 and swing arm 23 firm combinations, at this moment, with cover cap 31 clips in adjusting seat 30, in simultaneously regulating device 22 being coated on, knob 21 is sheathed in the locating column 230 of swing arm 23 tops at last, and finishes the assembling (as shown in Figure 3) of control valve 2.
Then, see also shown in Figure 4, this regulating device 22 is made up of worm gear seat 220, worm gear 221 and chute vane 222, this worm gear seat 220 is hollow, and be provided with the worm-gear tooth 2201 of annular arrangement in the bottom, and form several clip bars 2202 in outer shroud, and worm-gear tooth 2201 ecto-entads tilt, and make inside slightly be taper; Be positioned at worm gear 221 central authorities and have positioning hole 2210, the bottom of this worm gear 221 also offers worm-gear tooth 2211, make worm-gear tooth 2211 cooperate the worm-gear tooth 2201 of worm gear seats 220 and can mesh, as for then being formed with flexible shell fragment 2212 between the interlayer of worm gear 221, make worm gear 221 have elasticity, protruded out two clamping poles 2213 in addition in the top of worm gear 221, moved in order to support the chute vane 222 of pulling; It is circular block that this chute vane 222 cooperates the shape of worm gear seats 220 to form, and central authorities have through hole 2220, is positioned at through hole 2220 both sides and offers arc-shaped slot 2221 respectively, and protruded out the embedding bar 2222 of pulling in outer shroud.
During assembling, please still consult Fig. 4 and cooperate shown in Figure 5, earlier worm gear 221 is placed in the worm gear seat 220, and make worm-gear tooth 2201 engagements of worm-gear tooth 2211 with the worm gear seat 220 of worm gear 221, again chute vane 222 is assembled in the top of worm gear 221, and the clamping pole 2213 that makes worm gear 221 is sheathed in the arc-shaped slot 2221 of chute 222, the embedding of last recycling chute vane 222 bar 2222 of pulling presses clip bar 2202 in worm gear seat 220, regulating device 22 assemblings can be finished (as shown in Figure 5), when worm gear 221 rotations, the worm-gear tooth 2211 of this worm gear 221 also rotates in worm gear seat 220 simultaneously, and can be by the worm-gear tooth 2211 of taper and the flexible shell fragment 2212 between worm gear 221 interlayers, and can press flexible shell fragment 2212, make it slide onto next worm-gear tooth 2201 smoothly, if the clamping pole 2213 of worm gear 221 has forwarded the end limit of arc-shaped slot 2221 to, 2213 of clamping poles are subjected to the restriction of arc-shaped slot 2221 and can't rotate to same direction more at this moment.
During use, please continue to consult shown in Figure 6, this control valve 2 is by swing arm 23 polyphone knobs 21, regulating device 22 and fan sheet 24 (please cooperate consult shown in Figure 5), when can driving swing arm 23, turning knob 21 rotates synchronously, and utilize swing arm 23 to drive the worm gear 221 of regulating device 22, make the worm gear 221 can turn on worm gear seat 220, and then the fan sheet 24 that swing arm 23 is linked rotates, and (please look back Fig. 4) rotated in the engagement of the worm-gear tooth 2210 of worm-gear tooth 2201 that can be by worm gear seat 220 and worm gear 221, the variation that makes fan sheet 24 produce angle, when making pointer 210, moves according to the scale of cover cap 31 turning knob 21, this moment, swing arm 23 namely drove regulating device 22 and can be along with rotation, can make fan sheet 24 produce angles and change, when these fan sheet 24 angles more big, then the exhaust gas discharged amount is just more few, and can be so as to adjusting the discharge amount of exhaust gas of control valve 2.
In addition, please continue to consult Fig. 7, with the channel parallel of pipeline 3, pipeline 3 interior gases can be circulated smoothly when the fan sheet 24 that is positioned at pipeline 3 is opened, and desire is when intercepting the waste gas circulation, need rotation knob 21 to drive swing arms 23 and rotate, when fan sheet 24 turns to channel vertical with pipeline 3, can be with pipeline 3 sealings, and the inwall in pipeline 3 is provided with bulge loop bar 32, fan sheet 24 can be pasted and be butted on bulge loop bar 32, with the passage sealing of pipeline 3, avoid gas leak really.
Be to be understood that, though this specification is described according to mode of execution, but be not that each mode of execution only comprises an independently technological scheme, this narrating mode of specification only is for clarity sake, those skilled in the art should make specification as a whole, technological scheme in each mode of execution also can form other mode of executions that it will be appreciated by those skilled in the art that through appropriate combination.
Above listed a series of detailed description only is specifying at feasibility mode of execution of the present utility model; they are not in order to limiting protection domain of the present utility model, all do not break away from equivalent mode of execution that the utility model skill spirit does or change all should be included in protection domain of the present utility model in.
Claims (6)
1. the waste gas treatment control valve of an adjustable amount, its installing is communicated in the pipeline, consists predominantly of: a knob, be the handle shape, be positioned at side and be provided with a pointer; A cover cap is the hollow lid, and is provided with scale; A positioning block is long strip hollow bulk; A regulating device, bottom are the worm gear seat and wheel are placed on worm gear seat and its engagement, be inserted in chute vane in the top again; Swing arm is round bar shape, and the top forms locating column and can supply and the positioning block fit, and the below then offers clip slot; A fan sheet is round sheet, and is provided with through hole and swing arm is fixed; It is characterized in that: described swing arm is planted into pipeline inside by the adjustment seat of pipeline top, described fan sheet is installed in the clip slot of swing arm below, described regulating device is placed on the adjustment seat of pipeline, described positioning block is with regulating device and the firm combination of swing arm, described cover cap is placed on the inboard with described regulating device cover and makes described swing arm convexedly stretch in the cover cap top, and described knob presses in described swing arm top.
2. the waste gas treatment control valve of adjustable amount according to claim 1, it is characterized in that: this worm gear seat is hollow, and is provided with the worm-gear tooth of annular arrangement in the bottom, and forms several clip bars in outer shroud, and painstakingly ecto-entad inclination of worm-gear tooth makes inside be taper.
3. the waste gas treatment control valve of adjustable amount according to claim 1, it is characterized in that: these worm gear central authorities have the positioning hole bottom and are provided with worm-gear tooth, make worm-gear tooth cooperate the worm-gear tooth of worm gear seat and can mesh, and be formed with flexible shell fragment between the interlayer of worm gear, then protruded out two clamping poles as for the worm gear top, moved in order to support the chute vane of pulling.
4. the waste gas treatment control valve of adjustable amount according to claim 1, it is characterized in that: the circular bulk of this chute vane, central authorities have through hole, are positioned at the through hole both sides and offer arc-shaped slot respectively, and protrude out the embedding corresponding with the worm gear seat top bar of pulling in outer shroud.
5. the waste gas treatment control valve of adjustable amount according to claim 1 is characterized in that: the pointer of this knob, the angle that can fan sheet for adjustment.
6. the waste gas treatment control valve of adjustable amount according to claim 4 is characterized in that: the arc-shaped slot of this chute vane, and do 90 degree for the clamping pole on worm gear top and rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220529939 CN203035972U (en) | 2012-10-16 | 2012-10-16 | Waste gas treatment control valve capable of adjusting flow |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220529939 CN203035972U (en) | 2012-10-16 | 2012-10-16 | Waste gas treatment control valve capable of adjusting flow |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203035972U true CN203035972U (en) | 2013-07-03 |
Family
ID=48688101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220529939 Expired - Fee Related CN203035972U (en) | 2012-10-16 | 2012-10-16 | Waste gas treatment control valve capable of adjusting flow |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203035972U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104565398A (en) * | 2014-09-18 | 2015-04-29 | 刘茜 | Wear-resistant sealing butterfly valve |
| CN109185545A (en) * | 2017-04-05 | 2019-01-11 | 孙立民 | A kind of indicator positioning device with multiple annular rings |
| CN114288924A (en) * | 2021-12-27 | 2022-04-08 | 陈吉香 | Compound control's water works charge device |
| CN116999984A (en) * | 2023-09-08 | 2023-11-07 | 扬州博威工业科技有限公司 | Industrial waste gas handles with filtering dust collector |
-
2012
- 2012-10-16 CN CN 201220529939 patent/CN203035972U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104565398A (en) * | 2014-09-18 | 2015-04-29 | 刘茜 | Wear-resistant sealing butterfly valve |
| CN109185545A (en) * | 2017-04-05 | 2019-01-11 | 孙立民 | A kind of indicator positioning device with multiple annular rings |
| CN114288924A (en) * | 2021-12-27 | 2022-04-08 | 陈吉香 | Compound control's water works charge device |
| CN116999984A (en) * | 2023-09-08 | 2023-11-07 | 扬州博威工业科技有限公司 | Industrial waste gas handles with filtering dust collector |
| CN116999984B (en) * | 2023-09-08 | 2024-03-22 | 扬州博威工业科技有限公司 | Industrial waste gas handles with filtering dust collector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130703 Termination date: 20131016 |