CN105546187B - Flow control mechanism built in gas meter, flow meter - Google Patents
Flow control mechanism built in gas meter, flow meter Download PDFInfo
- Publication number
- CN105546187B CN105546187B CN201511011578.8A CN201511011578A CN105546187B CN 105546187 B CN105546187 B CN 105546187B CN 201511011578 A CN201511011578 A CN 201511011578A CN 105546187 B CN105546187 B CN 105546187B
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- CN
- China
- Prior art keywords
- flow
- seal
- gas meter
- lift shaft
- control mechanism
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
- F16K31/047—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor characterised by mechanical means between the motor and the valve, e.g. lost motion means reducing backlash, clutches, brakes or return means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/52—Mechanical actuating means with crank, eccentric, or cam
- F16K31/524—Mechanical actuating means with crank, eccentric, or cam with a cam
- F16K31/52408—Mechanical actuating means with crank, eccentric, or cam with a cam comprising a lift valve
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
- F16K37/0075—For recording or indicating the functioning of a valve in combination with test equipment
- F16K37/0083—For recording or indicating the functioning of a valve in combination with test equipment by measuring valve parameters
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Measuring Volume Flow (AREA)
Abstract
Flow control mechanism built in a kind of gas meter, flow meter of present invention offer, is related to gas meter, flow meter technical field.Main body is provided with the cylinder of flare openings, flare openings end is sealedly connected with butterfly seal, being rotatably connected below cylinder has lifting wheel, lifting wheel is provided with spiral helicine inclined-plane as lifting track, lifting wheel is connected with motor by the gear train of setting, lift shaft of the cylinder inserted with upside down t-shape, lift shaft upper end are connected with throttling seal, and lift shaft bottom is adjacent to lifting track.The present invention solves gas meter, flow meter switch valve control huge structure, seal in the prior art and is easily damaged the technical problem that failure has potential safety hazard.The present invention has the beneficial effect that：Integrate control flow transmission, flow switch detect in place, sealing structure, it is compact-sized rationally, part is few, assembly technology is simple, reduce production cost, improve efficiency.Reduce gas meter, flow meter volume, flow control is reliable.Seal damage is small, eliminates safe hidden trouble.
Description
Technical field
The present invention relates to gas meter, flow meter technical field, more particularly, to a kind of control structure of gas meter, flow meter switch valve.
Background technology
With the improvement of living standards, people also have the further requirement that to the auxiliary facility of life.Gas meter, flow meter is a kind of
Mandatory combustion gas trade settlement record sheet, requirement of the people to it from accurate measurement originally, safe to use have increased to body
Product small occupied space is few, intelligent meter reading convenient use.Chinese patent Authorization Notice No. CN202451931U, authorized announcement date
On September 26th, 2012, the utility model of entitled " electric performance device for being used for Special motor valve for intelligent gas meter control " are special
A kind of profit, there is provided electric performance device of gas meter motor valve.It includes core assembly, return springs and drive mechanism；
Core assembly includes valve rod, is vertically set on the limit shaft of valve stem tip, is arranged on being opened and closed for blocking valve pocket for valve rod bottom
The valve plug of mouth；Drive mechanism includes helical orbit circle, the locating part provided with slide opening, gear-driven assembly, motor, and gear passes
Dynamic component includes driving gear, travelling gear and the driven gear being set on valve rod being arranged in driving motor output shaft,
Helical orbit circle is fixedly installed on driven gear；The slide opening of locating part with valve rod is central axial be arranged in parallel, limit shaft is remote
One end of valve rod is located in the locating part slide opening, and the top margin top pressure of helical orbit loop side wall is at the middle part of limit shaft.Open
Driven gear coordinates spacing shaft locking to cause motor after closing also in valve opening state during valve；Motor action first has to solve during valve closing
, then could shutoff valve except the locking state that driven gear and limit shaft coordinate.The structure makes due to needing valve opening maintaining body
It is bigger to obtain whole performs device volume, can be only installed at outside gas meter, flow meter base table shell.In addition, the structure has adhered to traditional design,
Combustion gas is prevented to enter controlling organization to play by the rubber seal of corrugated tube shape i.e. between valve rod and valve plug.Because gas meter, flow meter is opened
It is that very frequently, so, the rubber seal of corrugated tube shape is also frequently elongated and shunk, and causes seal to be easily damaged mistake to close valve
, potential safety hazard be present in effect.
The content of the invention
In order to solve in the prior art, gas meter, flow meter switch valve control huge structure takes user's space, seal is easily damaged
There is the technical problem of potential safety hazard in failure, the present invention provides flow control mechanism built in a kind of gas meter, flow meter, reduce combustion to reach
Gas meter volume, flow control is relatively reliable, reduces the purpose of potential safety hazard.
The technical scheme is that：Flow control mechanism built in a kind of gas meter, flow meter, it includes main body, and main body is provided with loudspeaker
The cylinder of shape opening, flare openings end are sealedly connected with butterfly seal, and being rotatably connected below cylinder has lifting wheel, is lifted
Wheel is provided with spiral helicine inclined-plane and is connected with motor by the gear train of setting for lifting track, lifting wheel, cylinder inserted with
The lift shaft of inverted T-shaped, lift shaft upper end are connected with throttling seal, and lift shaft bottom is adjacent to lifting track.Motor leads to
Cross gear train and rotate lifting wheel, lifting wheel is opened or closed throttling seal with combustion gas valve port by lift shaft, flow control
Reliably.Compact-sized, number of parts is few, and manufacturing cost is low.Seal damages without frequent elongate with shrinking, and eliminates safe hidden trouble.
Preferably, main body bottom of cylinder is connected with pipe, spring, pipe bottom are socketed with pipe top insertion cylinder
Stretch out outside cylinder bottom and be socketed with lifting wheel.
Preferably, body seal is connected with body cover, body cover is provided with slideway, lift shaft insertion slideway；Ensure lifting
Axle can only move up and down, and will not rotate, it is ensured that switch valve is reliable.
Preferably, being provided with hall detection component storehouse outside body cover, hall detection component storehouse is provided with cross neck；Side
Just hall detection component is installed.
Preferably, lifting track is provided with magnet steel storehouse, magnet steel storehouse is corresponding with hall detection component storehouse.
Preferably, lift shaft is connected with spring limiting part, the crimping of spring limiting part spring end.
Preferably, lifting track both ends are respectively equipped with, valve opening stops face and valve closing stops face, and valve opening stops face and valve closing
Stop face is plane and vertical with lifting wheel axis.
Compared with prior art, the beneficial effects of the invention are as follows：The transmission of collection control flow, flow switch are detected, tied in place
Structure sealing is integrated, compact-sized reasonable, and the few crudy of part is easily controlled, and assembly technology is simple, reduces production cost, carries
High efficiency.Reduce gas meter, flow meter volume, flow control is relatively reliable.Seal damages without frequent elongate with shrinking, and eliminates peace
Full hidden danger.
Brief description of the drawings
Accompanying drawing 1 is connection diagram of the present invention；
Fig. 2 is agent structure schematic diagram；
Fig. 3 is lifting wheel axonometric drawing；
Fig. 4 is body cover schematic internal view；
Fig. 5 is body cover appearance schematic diagram.
In figure：1- throttling seals；2- seals；3- lift shafts；4- main bodys；5- lifting wheels；6- body covers；7- gears
Group；8- motors；9- mechanisms adpting flange part；31- spring limiting parts；41- springs；42- pipes；51- checklists temperature becomes
Send device；52- lifts track；61- hall detection components storehouse；62- slideways；521- valve closing stops face；522- valve opening stops face；523-
Magnet steel storehouse.
Embodiment
Below by embodiment, and with reference to accompanying drawing, technical scheme is described in further detail.
Embodiment 1：
As illustrated in fig. 1 and 2, flow control mechanism built in a kind of gas meter, flow meter, it includes main body 4.The left part of main body 4 is cylinder,
The top of cylinder is in flare openings.The right part of main body 4 is motor rack, and motor rack is fixed with motor 8.Cylinder and motor rack it
Between be provided with gear train 7.The bottom of cylinder of main body 4 is connected with pipe 42, and spring 41 is socketed with the top of pipe 42 insertion cylinder.Pipe
42 outer walls, bottom of cylinder and cylinder inner wall form spring storehouse, and spring 41 is located in spring storehouse.Spring 41 is stage clip, lower end and circle
The crimping of cylinder bottom.The bottom of pipe 42 is stretched out outside cylinder bottom.The flare openings end of main body 4 is sealedly connected with mechanism adpting flange part 9.
Passage and gas meter, flow meter valve port are set in mechanism adpting flange part 9（Do not show in figure）Connection.The flare openings end of main body 4 is tightly connected
There is butterfly seal 2.Seal 2 is cylindrical to compress sealing by mechanism adpting flange part 9 and main body 4.The cylinder of main body 4 is plugged with down T
The lift shaft 3 of shape.The top of lift shaft 3 is that vertical bar lower portions are horizon bar.The vertical rod of lift shaft 3 passes through pipe 42, and top is stretched
Go out the flare openings of main body 4.The top of the vertical rod of lift shaft 3 is connected with throttling seal 1.Below throttling seal 1, lifting
Axle 3 is fixed with the central seal of seal 2.Lift shaft 31 is connected with spring limiting part 31, and spring limiting part 31 is disk, center with
The vertical rod of lift shaft 3 is fixed.Spring limiting part 31 is located at the lower section of seal 2.Spring limiting part 31 crimps with the upper end of spring 41.Section
Stream seal 1 is round platform, and bottom is the flare openings that can fall into main body 4, top and the passage of mechanism adpting flange part 9
Connection can be opened and closed.
Fig. 3 is lifting wheel axonometric drawing, and the figure is that lifting wheel is flipped up 180 ° and shown in Fig. 1, and Fig. 1 is pressed in the present embodiment orientation
Explanation.Being rotatably connected below the cylinder of main body 4 has lifting wheel 5.Lifting wheel 5, which is socketed in the bottom of pipe 42 and stretched out outside cylinder bottom, to be located.
The top of lifting wheel 5 is gear, and bottom is provided with the spiral helicine inclined-plane of raised gear plane, and the inclined-plane is lifting track 52.Lifting
The axis of the circular arc of track 52 overlaps with the axis of lifting wheel 5.The gear of lifting wheel 5 is connected by gear train 7 and motor 8
Connect.Lifting track 52 has two sections.Two sections of 52 same arc length of lifting track are end to end and symmetrically divided with the axis of lifting wheel 5
Cloth.The both ends of every section of lifting track 52 are respectively equipped with valve closing and stop face 521 and valve opening stop face 522.Valve closing stops face 521 and opened
It is plane and vertical with the axis of lifting wheel 5 that valve, which stops face 522,.Lift shaft 3 is adjacent to lifting track 52.The vertical rod of lift shaft 3
Axis overlapped with the axis of lifting wheel 5.Valve closing stops face 521 and valve opening stops the length and the level of lift shaft 3 in face 522
The diameter of bar is equal.The horizon bar of lift shaft 3 can be revolved centered on the axis of the vertical rod of lift shaft 3 close to lifting track 52 surface
Turn.Every section of lifting track 52 is provided with magnet steel storehouse 523.Magnet steel storehouse 523 is located at valve opening and stops the top of face 522.It is fixed in magnet steel storehouse 523
There is magnet steel.
As shown in Figures 4 and 5, main body 4 is sealedly connected with body cover 6.The horizon bar of the bottom of lift shaft 3 is fallen into body cover 6.
Body cover 6 is provided with slideway 62.Cylinder, the cylinder insertion lifting inner circle of track 52 are provided with body cover 6.Slideway 62 passes through body diameter
Depth direction is consistent with cylinder axis.The width of slideway 62 is equal with the horizontal shank diameter of lift shaft 3, depth and lifting track 52
Height fall it is equal.The horizon bar insertion slideway 62 of lift shaft 3.The outside of body cover 6 is provided with hall detection component storehouse 61.Hall
Detecting element storehouse 61 is one, and hall detection component storehouse 61 is provided with cross neck.Hall detection member is provided with cross neck
Part.Hall detection component is strip, and length direction is consistent with lifting wheel axis direction.
Need to ventilate：Motor 8 rotates, and power passes to lifting wheel 5 by gear train 7.Lifting wheel 5 rotates, lifting
The horizon bar of axle 3 leaves valve closing and stops the decline in slideway 62 along lifting track 52 of face 521.The vertical rod of lift shaft 3 pulls throttling
Seal 1 moves down, because spring 41 acts on the throttling steady passage of decorporation adpting flange part 9 of seal 1.Lifting wheel
5 continue to rotate, and stop face 522 when the horizon bar of lift shaft 3 enters valve opening, magnet steel is detected by hall detection component, driving electricity
Machine 8 is stopped, and throttling seal 1 remains on, and combustion gas is from the passage of mechanism adpting flange part 9 by seal 2
Side is exported to user.Need to die：Motor 8 rotates backward, and lifting wheel 5 reversely rotates, and the horizon bar of lift shaft 3 leaves out
Valve stops face 522.When magnet steel can not be detected by hall detection component, motor 8 is closed, and stops power output.Due to bullet
Spring 41 acts on, and the horizon bar of lift shaft 3 rises along the lifting slope of track 52 in slideway 62, and the vertical rod of lift shaft 3 promotes throttling
Seal 1 moves up.Face 521 is stopped when the horizon bar of lift shaft 3 enters valve closing, lifting wheel 5 stops the rotation, and throttle seal 1
It is adjacent to passage, throttle seal 1 and the vent seal of mechanism adpting flange part 9 under the effect of spring 41, cuts off combustion gas.
Claims (8)
1. flow control mechanism built in a kind of gas meter, flow meter, it includes main body（4）With mechanism adpting flange part（9）, it is characterised in that：
The main body（4）Cylinder provided with flare openings, flare openings end are sealedly connected with butterfly seal（2）, cylinder lower section
Being rotatably connected has lifting wheel（5）, lifting wheel（5）It is lifting track provided with spiral helicine inclined-plane（52）, lifting wheel（5）By setting
The gear train put（7）It is connected with motor（8）, lift shaft of the cylinder inserted with inverted T-shaped（3）, lift shaft（3）Upper end connects
It is connected to throttling seal（1）, lift shaft（3）Bottom and lifting track（52）It is adjacent to, the seal（2）It is cylindrical to be connected by mechanism
Flange part（9）With main body（4）Sealing is compressed, in throttling seal（1）Lower section, lift shaft（3）With seal（2）Central seal is consolidated
It is fixed.
2. flow control mechanism built in gas meter, flow meter according to claim 1, it is characterised in that：The main body（4）Cylinder bottom
Portion is connected with pipe（42）, pipe（42）Spring is socketed with top insertion cylinder（41）, pipe（42）Cylinder bottom is stretched out in bottom
Outside and lifting wheel（5）Socket.
3. flow control mechanism built in gas meter, flow meter according to claim 1, it is characterised in that：The main body（4）Sealing connects
It is connected to body cover（6）, body cover（6）Provided with slideway（62）, the lift shaft（3）Embedded slideway（62）.
4. flow control mechanism built in gas meter, flow meter according to claim 3, it is characterised in that：The body cover（6）It is outside
Provided with hall detection component storehouse（61）, hall detection component storehouse（61）Provided with cross neck.
5. flow control mechanism built in the gas meter, flow meter according to claim 1 or 4, it is characterised in that：Lift track（52）If
There is magnet steel storehouse（523）, magnet steel storehouse（523）With hall detection component storehouse（61）It is corresponding.
6. flow control mechanism built in gas meter, flow meter according to claim 1 or 2, it is characterised in that：Lift shaft（3）It is connected with
Spring limiting part（31）, spring limiting part（31）With spring（41）End crimps.
7. flow control mechanism built in gas meter, flow meter according to claim 1, it is characterised in that：Lift track（52）Both ends point
She You not valve closing stop face（521）Face is stopped with valve opening（522）, valve closing stop face（521）Face is stopped with valve opening（522）For plane
And and lifting wheel（5）Axis is vertical.
8. flow control mechanism built in gas meter, flow meter according to claim 5, it is characterised in that：Lift track（52）Both ends point
She You not valve closing stop face（521）Face is stopped with valve opening（522）, valve closing stop face（521）Face is stopped with valve opening（522）For plane
And and lifting wheel（5）Axis is vertical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511011578.8A CN105546187B (en) | 2015-12-30 | 2015-12-30 | Flow control mechanism built in gas meter, flow meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511011578.8A CN105546187B (en) | 2015-12-30 | 2015-12-30 | Flow control mechanism built in gas meter, flow meter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105546187A CN105546187A (en) | 2016-05-04 |
| CN105546187B true CN105546187B (en) | 2018-01-19 |
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ID=55825600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511011578.8A Active CN105546187B (en) | 2015-12-30 | 2015-12-30 | Flow control mechanism built in gas meter, flow meter |
Country Status (1)
| Country | Link |
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| CN (1) | CN105546187B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113465710B (en) * | 2021-07-02 | 2022-07-29 | 上海飞奥燃气设备有限公司 | Gas table measurement performance detects frock |
| CN114215923B (en) * | 2021-12-17 | 2024-04-12 | 油威力液压科技股份有限公司 | Large-flow plug-in electrohydraulic servo valve with valve core combined in horizontal rotation mode |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2672388Y (en) * | 2003-10-16 | 2005-01-19 | 吕文孝 | Combustible gas control check valve |
| CN201437847U (en) * | 2009-05-14 | 2010-04-14 | 浙江威星智能仪表股份有限公司 | Built-in motor valve arranged at inner part of commercial gas meter |
| CN201593612U (en) * | 2010-01-19 | 2010-09-29 | 杭州先锋电子技术股份有限公司 | Double seal structure of built-in valve inner cavity of intelligent gas meter |
| CN201757183U (en) * | 2010-04-19 | 2011-03-09 | 杭州先锋电子技术股份有限公司 | Explosion-preventing slow-opening and fast-closing cut-off type motor valve |
| CN202280920U (en) * | 2011-09-14 | 2012-06-20 | 浙江福禄克燃气仪表有限公司 | Valve core assembly of motor valve special for controlling intelligent gas meter |
| CN203453585U (en) * | 2013-08-14 | 2014-02-26 | 成都秦川科技发展有限公司 | Bidirectional non-blockage turning gear transmission gas meter dedicated cut-off valve |
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2015
- 2015-12-30 CN CN201511011578.8A patent/CN105546187B/en active Active
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| Publication number | Publication date |
|---|---|
| CN105546187A (en) | 2016-05-04 |
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| CB02 | Change of applicant information |
Address after: 325600 Yueqing Economic Development Zone, Wenzhou, No. seventeen weft Road No. 261, Zhejiang Applicant after: Limited by Share Ltd group Address before: 325600 Yueqing Economic Development Zone, Wenzhou, No. seventeen weft Road No. 261, Zhejiang Applicant before: GoldCard High Technology Co., Ltd. |
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