CN207278897U - Pneumostop bilayer valve gear - Google Patents
Pneumostop bilayer valve gear Download PDFInfo
- Publication number
- CN207278897U CN207278897U CN201721355404.8U CN201721355404U CN207278897U CN 207278897 U CN207278897 U CN 207278897U CN 201721355404 U CN201721355404 U CN 201721355404U CN 207278897 U CN207278897 U CN 207278897U
- Authority
- CN
- China
- Prior art keywords
- valve
- upper strata
- lower floor
- switch valve
- seal disc
- 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.)
- Active
Links
Landscapes
- Mechanically-Actuated Valves (AREA)
Abstract
The utility model belongs to the device for discharging technical field of powdery and pulverulent solids bulk cargo sealing-discharge, more particularly to a kind of pneumostop bilayer valve gear, it includes valve body, top end cap and shut-off valve, middle ash bucket is equipped with valve body, the inner cavity of valve body is divided into upper strata confined chamber and lower floor's confined chamber by this middle ash bucket, and the closed outdoor section of this upper strata confined chamber and lower floor is not equipped with hinged closure door, on, it is respectively equipped with lower confined chamber, lower floor's switch valve, upper strata switch valve is by sealing ring retainer ring, dicyclic sealing ring, ring type clip, seal disc, rocking arm, connecting lever, connection wye, driving device and hinge stent composition, on, the structure of lower floor's switch valve is identical.The utility model uses integrated valve body, and material handling capacity is big, and operating efficiency is high; sealing ring uses dicyclic two seals body; seal disc is in close contact under the action of driving device with sealing ring, good seal performance and mechanical protection performance is good, and there is no the problem of sealing device damage.
Description
Technical field
The utility model belongs to the device for discharging technical field of powdery and pulverulent solids bulk cargo sealing-discharge, particularly
It is related to a kind of pneumostop bilayer valve gear.
Background technology
Double beat valve arranges delivery device as the feed bin of powdery and pulverulent solids bulk cargo sealing-discharge, is applied to extensively
The industries such as metallurgy, mine, building materials, electric power, chemical industry, especially in sintering machine large flue, the disposing material of sintering device handpiece electric precipitation
And it is particularly important that environmental protection industry (epi), such as electric precipitator, bag filter, the row of cyclone dust collectors dry collector, discharging field.
At present, existing various mechanical sealing-blow-off valves such as board plug type, taper cone type, tablet swinging double beat valve exists
Seal is easily worn, and the problems such as cannot but compensating, so sealing performance is gradually deteriorated, ultimately results in double-deck valve gear leakage
Air quantity continues to increase, ineffective quickly.Double beat valve, which leaks out, not only has production technology considerable influence, also to various equipment on the way
Service life brings harm.Leaking out during barotropic state will cause to lock gas storing hardly possible, cause flour dust overflow.Leaking out during negative pressure state to cause
Material suspended in feed bin, scaffold, causes feed bin discharge difficult.
The content of the invention
The purpose of this utility model is to provide a kind of compact-sized, simple, favorable sealing property, the degree of automation are high
Pneumostop bilayer valve gear.
The purpose of this utility model is realized by following technical proposals：
The pneumostop bilayer valve gear of the utility model, including the valve body with rectangular intracoelomic cavity, with this valve body top
The top end cap being connected and the shut-off valve being connected with this top end cap, are equipped with middle ash bucket in the valve body, among this
The inner cavity of the valve body is divided into two separate spaces of upper strata confined chamber and lower floor's confined chamber by ash bucket, and this upper strata confined chamber and
The closed outdoor section of lower floor not She You hinged closure door, is equipped with upper strata switch valve in the upper confined chamber, it is closed under described
Interior be equipped with lower floor's switch valve, the upper strata switch valve is connected with the top end cap, lower floor's switch valve and
The middle ash bucket bottom is connected, and being turned on and off for the upper strata switch valve and lower floor's switch valve is continuous in alternative expression
Action.
The upper strata switch valve is socketed close herein by the sealing ring retainer ring being fixedly connected with the shut-off valve bottom
Dicyclic sealing ring in seal retainer ring, fixes the ring type clip on this dicyclic sealing ring, it is close to be crimped on the dicyclic
Seal disc in seal, the rocking arm that one end is hinged by globular hinge component and this seal disc, passes through transmission shaft component and this
The connecting lever that the other end of rocking arm is fixedly connected, the connection wye with the rotation connection of this connecting lever, the drive being fixedly connected with this connection wye
Move device and formed with the hinge stent that this driving device is connected, the hinge stent and transmission shaft component are separately fixed at institute
On the valve body wall stated, the structure of lower floor's switch valve is identical with the structure of the upper strata switch valve.
The globular hinge component is socketed on this ball head by the ball head with the seal disc rotation connection
Seal disc gland, on one group of spring being located on this seal disc gland by one group of axis pin of the spring and the fixed seal disc gland
One group of fastening bolt formed, the spherical shape in one end of the axis pin of the spring and being rotated with the seal disc gland connects
Connect, the other end is slidably connected with the rocking arm, and the seal disc in synchronizing moving and remains flat with the rocking arm
Capable state.
The transmission shaft component is by transmission shaft, the fixed plate with the rotation connection of this transmission shaft, with this fixed plate phase
The inner end cap and outer end cap and grafting flat key of connection are formed, and the inner end cap and outer end cap are fixed on by fastener
State on valve body.
The advantages of the utility model：
1）For the utility model due to using integrated valve body, material handling capacity is big, and operating efficiency is high；
2）The utility model is designed using upper and lower two layers of threshold switch, and sealing pair design is reasonable, and sealing ring uses dicyclic two
Road seal, seal disc are in close contact under the action of driving device with sealing ring, and the seal pressure of sealing pair is high, sealing performance
More preferably；
3）The mechanical protection performance of the utility model is good, is made once there is block debris to be stuck between valve plate and valve body in discharge
Driving device stopping action when closing not in place into valve plate, there is no the problem of sealing device damage.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model.
Fig. 2 is the left view of the utility model Fig. 1.
Fig. 3 is the top view of the utility model.
Sequence number in figure：1 hinge stent, 2 driving devices, 3 axis pin of the spring, 4 springs, 5 hinged closure doors, 6 fastening spiral shells
Bolt, 7 ring type clips, 8 sealing ring retainer rings, 9 top end caps, 10 shut-off valves, 11 ball heads, 12 blind plates, 13 seal discs
Gland, 14 dicyclic sealing rings, 15 seal discs, 16 rocking arms, 17 inner end caps, 18 transmission shafts, 19 connecting levers, 21 centre ashes
Bucket, 22 clip axis pins, 23 connection wyes, 24 outer end caps, 25 sealing door locking devices, 26 valve bodies, 27 locked clip device devices,
28 grafting flat keys.
Embodiment
As shown in Figure 1, 2, 3, the pneumostop bilayer valve gear of the utility model, including the valve body with rectangular intracoelomic cavity
26, the top end cap 9 being connected with this valve body top and the shut-off valve 10 being connected with this top end cap, the lower part of valve body is out
To put, can be connected with devices such as material undertakings, the shut-off valve is a kind of gate valve, is made of upper lower flange and cylinder,
Portion is provided with notch within the barrel, and the groove for surrounding rectangle is connected around notch, connects in the other end of groove and a flange
Connect, handle is connected to blind plate 12 on flange.
Middle ash bucket 21 is equipped with the valve body, the inner cavity of the valve body is divided into upper strata confined chamber by this middle ash bucket
With lower floor's two separate spaces of confined chamber, and the closed outdoor section of this upper strata confined chamber and lower floor not She You hinged closure door 5, institute
The hinged closure door stated is placed in outside valve body, is that groove is equipped with the periphery of door-plate, and hinge axis, right side are laid on the left of door-plate
Lay sealing door locking device 25.One is respectively placed by boundary line point upper and lower parts of middle ash bucket on valve body, is maintained easily
And maintenance.
Upper strata switch valve is equipped with the upper confined chamber, lower floor's switch valve is equipped with the lower confined chamber, it is described
Upper strata switch valve is connected with the top end cap, and lower floor's switch valve and the middle ash bucket bottom are connected,
Being turned on and off for the upper strata switch valve and lower floor's switch valve is in alternative expression continuous action, i.e.,：Upper strata switch valve opens it
When be exactly lower floor's switch valve close moment.It is secondary common that so upper and lower layer switch valve just constitutes double beat valve i.e. two set pneumostop
Realize lock gas-material unloading function.
The upper strata switch valve is by the sealing ring retainer ring 8 being fixedly connected with the shut-off valve bottom, and socket is herein
Dicyclic sealing ring 14 in sealing ring retainer ring, fixes the ring type clip 7 on this dicyclic sealing ring, is crimped on described bicyclic
Seal disc 15 on formula sealing ring, the rocking arm 16 that one end is hinged by globular hinge component and this seal disc, passes through transmission shaft
The connecting lever 19 that component is fixedly connected with the other end of this rocking arm, the connection wye 23 with the rotation connection of this connecting lever, with this connection wye
The driving device 2 being fixedly connected and the hinge stent 1 being connected with this driving device are formed, the hinge stent 1 and transmission shaft
Component is separately fixed on the valve body wall, and the structure of lower floor's switch valve is identical with the structure of the upper strata switch valve.
Ring type clip 7 includes clip axis pin 22 and locked clip device device 27.There is a semicircle among the cross section of dicyclic sealing ring 14
Groove, groove both sides are two semi-circular projection bodies, this semi-circular projection body with middle semicircle groove is tangent seamlessly transits, this sealing
Two semi-circular projection bodies of circle and seal disc front face, seal double insurance, and sealing performance is more preferable.Driving device can use song
Arm rocking bar, worm drive, hydraulic cylinder, pressure gas cylinder.
The course of work of upper strata switch valve is that driving device output shaft reciprocal telescopic movement → drive connection wye back and forth moves
It is dynamic → drive connecting lever along rotate axis center swing → rocking arm along rotate axis center retinue's connecting lever swing up and down → rocking arm passes through
Globular hinge component drives seal disc to move up and down, and function is turned on and off so as to fulfill upper strata switch valve.Lower floor's switch valve
Operation principle and beat it is identical with upper strata switch valve, the opening difference lies in upper strata switch valve is exactly lower floor's switch valve
Closed mode.
The globular hinge component is socketed on this ball head by the ball head 11 with the seal disc rotation connection
Seal disc gland 13, one group of spring 4 on this seal disc gland and the fixed seal disc are located at by one group of axis pin of the spring 3
One group of fastening bolt 6 on gland is formed, the spherical shape in one end of the axis pin of the spring and with the seal disc pressure
Lid rotation connection, the other end are slidably connected with the rocking arm, and the seal disc and the rocking arm are in synchronizing moving and beginning
The state of whole keeping parallelism.Corner when axis pin of the spring, ball head work is identical, and one group of spring gives the application of seal disc gland
Pressure also contributes to seal disc reset.
The transmission shaft component is by transmission shaft 18, the fixed plate with the rotation connection of this transmission shaft, with this fixed plate
The inner end cap 17 and outer end cap 24 and grafting flat key 28 being connected are formed, and the inner end cap and outer end cap pass through fastener
It is fixed on valve body.The end of rocking arm and connecting lever is fixed and forms fixed angle by transmission shaft, and transmission shaft is formed with respect to valve body wall
Rotation connection relation, transmission shaft rotate, and rocking arm and connecting lever are swung.
Claims (4)
1. a kind of pneumostop bilayer valve gear, including the valve body with rectangular intracoelomic cavity, are connected upper with this valve body top
Portion's end cap and the shut-off valve being connected with this top end cap, it is characterised in that middle ash bucket is equipped with the valve body, among this
The inner cavity of the valve body is divided into two separate spaces of upper strata confined chamber and lower floor's confined chamber by ash bucket, and this upper strata confined chamber and
The closed outdoor section of lower floor not She You hinged closure door, is equipped with upper strata switch valve, the lower floor in the upper strata confined chamber
Lower floor's switch valve is equipped with confined chamber, the upper strata switch valve is connected with the top end cap, lower floor switch
Valve and the middle ash bucket bottom are connected, and being turned on and off for the upper strata switch valve and lower floor's switch valve is in alternative expression
Continuous action.
2. pneumostop bilayer valve gear according to claim 1, it is characterised in that the upper strata switch valve by with institute
The sealing ring retainer ring that the shut-off valve bottom stated is fixedly connected, the dicyclic sealing ring being socketed in this sealing ring retainer ring, Gu
Ring type clip on this fixed dicyclic sealing ring, the seal disc being crimped on the dicyclic sealing ring, one end passes through spherical hinge
The rocking arm that connected components are hinged with this seal disc, the connecting lever being fixedly connected by transmission shaft component with the other end of this rocking arm, with
The connection wye of this connecting lever rotation connection, the driving device being fixedly connected with this connection wye and the hinge being connected with this driving device
Stent is formed, and the hinge stent and transmission shaft component are separately fixed on the valve body wall, lower floor's switch valve
Structure is identical with the structure of the upper strata switch valve.
3. pneumostop bilayer valve gear according to claim 2, it is characterised in that the globular hinge component by with
The ball head of the seal disc rotation connection, is socketed the seal disc gland on this ball head, is set by one group of axis pin of the spring
One group of fastening bolt on one group of spring and the fixed seal disc gland on this seal disc gland is formed, the bullet
The spherical shape in one end of spring axis pin and it is rotatablely connected with the seal disc gland, the other end is slided with the rocking arm to be connected
Connect, the seal disc in synchronizing moving and remains parallel state with the rocking arm.
4. pneumostop bilayer valve gear according to claim 2, it is characterised in that the transmission shaft component is by being driven
Axis, the fixed plate with the rotation connection of this transmission shaft, the inner end cap being connected with this fixed plate and outer end cap and grafting flat key
Formed, the inner end cap and outer end cap are fixed on the valve body described in claim 1 by fastener.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721355404.8U CN207278897U (en) | 2017-10-20 | 2017-10-20 | Pneumostop bilayer valve gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721355404.8U CN207278897U (en) | 2017-10-20 | 2017-10-20 | Pneumostop bilayer valve gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207278897U true CN207278897U (en) | 2018-04-27 |
Family
ID=61980703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721355404.8U Active CN207278897U (en) | 2017-10-20 | 2017-10-20 | Pneumostop bilayer valve gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207278897U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108644428A (en) * | 2018-05-10 | 2018-10-12 | 中冶长天国际工程有限责任公司 | A kind of split-phase sealed valve structure and Double-deck cinder discharge valve |
| CN110608313A (en) * | 2019-10-24 | 2019-12-24 | 镇江中福马机械有限公司 | Electric discharge valve for defibrator |
-
2017
- 2017-10-20 CN CN201721355404.8U patent/CN207278897U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108644428A (en) * | 2018-05-10 | 2018-10-12 | 中冶长天国际工程有限责任公司 | A kind of split-phase sealed valve structure and Double-deck cinder discharge valve |
| CN110608313A (en) * | 2019-10-24 | 2019-12-24 | 镇江中福马机械有限公司 | Electric discharge valve for defibrator |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207278897U (en) | Pneumostop bilayer valve gear | |
| CN202176733U (en) | Dual-layer airtight gate valve device | |
| CN201787106U (en) | Pneumatic wear-resistant discharging rocking valve | |
| CN104590923A (en) | Leakproof mining star-shaped dust valve | |
| CN203906889U (en) | Compression type air bag sealing double-layer ash discharging valve | |
| CN107686008A (en) | High energy efficiency dense phase pneumatic conveying system | |
| CN203202244U (en) | Low-noise secure high-sealing double-layer ash discharging valve | |
| CN102718079B (en) | Movable sealing mechanism | |
| CN104595565A (en) | Star-shaped cinder valve for mine dust collector | |
| CN206054795U (en) | A kind of dome valve | |
| CN105090529B (en) | A kind of valve mechanism and independent hermetic seal Double-deck cinder discharge valve | |
| CN211253983U (en) | Double-flap valve air lock device | |
| CN110925441A (en) | Ash cleaning valve | |
| CN105650298B (en) | A kind of dome valve | |
| CN204473915U (en) | A kind of mining star-shaped ash unloading valve of leakproof | |
| CN211624229U (en) | Ash cleaning valve | |
| CN211423402U (en) | Combined sealing valve | |
| CN210800189U (en) | Pneumatic double-layer turning plate type ash discharging valve | |
| CN113023390A (en) | Powder discharge valve and discharge method | |
| CN202746643U (en) | Airtight type double-layer dome air lock ash discharging valve | |
| CN205022818U (en) | Closestool | |
| CN210344374U (en) | Sealed stable turbine fixing ball valve | |
| CN113895854A (en) | Environment-friendly dry-mixed mortar bulk machine | |
| CN2911359Y (en) | Electrohydraulic double-sealed dual-layer discharge valve | |
| CN103234055A (en) | Dust discharging valve of abrasion resistant sintering machine without leakage |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |