CN206206688U - A kind of double-safety diaphragm valve - Google Patents
A kind of double-safety diaphragm valve Download PDFInfo
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- CN206206688U CN206206688U CN201621239498.8U CN201621239498U CN206206688U CN 206206688 U CN206206688 U CN 206206688U CN 201621239498 U CN201621239498 U CN 201621239498U CN 206206688 U CN206206688 U CN 206206688U
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- valve body
- valve
- diaphragm
- rod
- insurance
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Abstract
The utility model discloses a kind of double-safety diaphragm valve, including valve body, the top of the valve body is movably installed with top cap, the inner chamber of the valve body is provided with screw rod, the screw rod is connected with valve body screw thread, the screw rod is connected by connecting rod with top cap, the inwall of the valve body is installed with diaphragm, the diaphragm is installed with pad with the junction of valve body, the diaphragm is connected by standing screw with valve body, the inner chamber of the diaphragm is provided with fixture block, the fixture block is connected by the first valve rod with screw rod, the left side outer wall of the valve body is installed with insurance valve body.The double-safety diaphragm valve, by the cooperation of top cap, screw rod, the first valve rod and diaphragm, realize the regulation of fluid flow, by the cooperation of adjusting rod, valve element and the second valve rod, when diaphragm is damaged the flow that can not adjust fluid, the angle that adjusting rod passes through the second valve rod adjusting spool, so as to realize the regulation of fluid flow, serves emergency measure.
Description
Technical field
The utility model is related to valve technology field, specially a kind of double-safety diaphragm valve.
Background technology
The structure type of diaphragm valve differs widely with general valve, is a kind of new valve, is a kind of special shape
Block valve, its opening and closing element is one piece of barrier film being made of soft material, body cavity and bonnet inner chamber and driver part every
Open, be now widely used in every field, such as patent of Patent No. 201420715153.X, including valve body, bonnet, driving dress
Put, valve rod, flap, diaphragm, flap is provided with hole along its axis, and in elastic component is provided with the hole, the lower end of valve rod is socketed in
In the hole of flap, and can be slided up and down along flap axis, although a certain degree of frequency of maintenance for reducing diaphragm valve, but if
When diaphragm is damaged, it is impossible to adjust the flow of fluid, without safety, unnecessary loss is brought to producer.
Utility model content
The purpose of this utility model is to provide a kind of double-safety diaphragm valve, to solve what is proposed in above-mentioned background technology
Problem.
To achieve the above object, the utility model provides following technical scheme：A kind of double-safety diaphragm valve, including valve
Body, the top of the valve body is movably installed with top cap, and the inner chamber of the valve body is provided with screw rod, and the screw rod connects with valve body screw thread
Connect, the screw rod is connected by connecting rod with top cap, the inwall of the valve body is installed with diaphragm, the diaphragm and valve body
Junction be installed with pad, the diaphragm is connected by standing screw with valve body, and the inner chamber of the diaphragm is provided with
Fixture block, the fixture block is connected by the first valve rod with screw rod, and the left side outer wall of the valve body is installed with insurance valve body, described
The inner chamber for insuring valve body is provided with valve element, and the top of the insurance valve body is provided with adjusting rod, and the valve element is by the second valve rod and tune
Pole is connected, and the valve element is installed with lining with the junction of insurance valve body, and the valve element is by bull stick and insurance valve body
It is connected, the bull stick is installed with axle sleeve with the junction of insurance valve body.
Preferably, the left side inner chamber of the valve body is provided with screen pack, and the screen pack includes stainless steel filter screen, it is described not
The left and right sides of rust steel screen pack is installed with primary filter net and metal-rubber screen pack, the metal-rubber filtering respectively
Netcom crosses tightening threaded rod and is connected with stainless steel filter screen and primary filter net, and the screen pack is by fixed mount and easing valve body phase
Even.
Preferably, the fixture block is installed with protective case with the junction of diaphragm.
Preferably, second valve rod is provided with sealing shroud with the junction of insurance valve body.
Preferably, the left side outer wall fixed installation rubber sleeve of the adjusting rod.
Compared with prior art, the beneficial effects of the utility model are：The double-safety diaphragm valve, by top cap, screw rod,
The cooperation of the first valve rod and diaphragm, rotate top cap, top cap by connecting rod drive screw rod rotation, fixture block with screw rod rotation to
Lower motion, diaphragm is deformed upon, so as to realize the regulation of fluid flow, by matching somebody with somebody for adjusting rod, valve element and the second valve rod
Close, when diaphragm is damaged the flow that can not adjust fluid, the angle that adjusting rod passes through the second valve rod adjusting spool, so that
The regulation of fluid flow is realized, emergency measure is served, greatly avoids bringing unnecessary loss to producer.
Brief description of the drawings
Fig. 1 is the utility model structural representation；
Fig. 2 is screen pack cross section structure diagram of the present utility model；
Fig. 3 is insurance valve body cross section structure diagram of the present utility model；
Fig. 4 is diaphragm structural representation of the present utility model.
In figure：1st, valve body, 2, top cap, 3, screw rod, 4, connecting rod, 5, fixture block, the 6, first valve rod, 7, diaphragm, 8, protective case,
9th, pad, 10, standing screw, 11, insurance valve body, 12, adjusting rod, 13, valve element, the 14, second valve rod, 15, lining, 16, filtering
Net, 161, stainless steel filter screen, 162, primary filter net, 163, metal-rubber screen pack, 164, tightening threaded rod, 17, fixed mount,
18th, axle sleeve, 19, bull stick, 20, sealing shroud, 21, rubber sleeve.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment for being obtained, belongs to the scope of the utility model protection.
Fig. 1-4 are referred to, the utility model provides a kind of technical scheme：A kind of double-safety diaphragm valve, including valve body 1,
The top that valve body 1 has high intensity and the characteristic such as high pressure resistant, the valve body 1 is movably installed with top cap 2, and top cap 2 is rigid plastics
Material is made, and the inner chamber of the valve body 1 is provided with screw rod 3, and the screw rod 3 is threadedly coupled with valve body 1, and the screw rod 3 passes through connecting rod 4
It is connected with top cap 2, top cap 2 drives screw rod 3 to rotate by connecting rod 4, and the inwall of the valve body 1 is installed with diaphragm 7, barrier film
Piece 7 is applied to the valve of flow, pressure, differential, liquid level, the compensation of thermostat accumulated heat etc., with high temperature resistant, corrosion-resistant and high pressure resistant
Etc. characteristic, the diaphragm 7 is installed with pad 9 with the junction of valve body 1, and pad 9 plays protection diaphragm 7 and sealing is made
With the diaphragm 7 is connected by standing screw 10 with valve body 1, and standing screw 10 is fixed to diaphragm 7, the barrier film
The inner chamber of piece 7 is provided with fixture block 5, and the fixture block 5 is connected by the first valve rod 6 with screw rod 3, rotates top cap 2, and top cap 2 passes through connecting rod 4
Screw rod 3 is driven to rotate, fixture block 5 is moved downward with the rotation of screw rod 3, and diaphragm 7 is deformed upon, so as to realize fluid flow
Regulation, the left side outer wall of the valve body 1 is installed with insurance valve body 11, and the inner chamber of the insurance valve body 11 is provided with valve element
13, the top of the insurance valve body 11 is provided with adjusting rod 12, and the valve element 13 is connected by the second valve rod 14 with adjusting rod 12, when
Diaphragm 7 be damaged the flow that can not adjust fluid when, rotation adjusting lever 12, adjusting rod 12 pass through the regulating valve of the second valve rod 14
The angle of core 13, so as to realize the regulation of fluid flow, serves emergency measure, the valve element 13 and the company for insuring valve body 11
The place of connecing is installed with lining 15, and lining 15 plays sealing function, and the valve element 13 is connected by bull stick 19 with insurance valve body 11,
The bull stick 19 is installed with axle sleeve 18 with the junction of insurance valve body 11, and the left side inner chamber of the valve body 1 is provided with screen pack
16, screen pack 16 is filtered to fluid, and the screen pack 16 includes stainless steel filter screen 161, the stainless steel filter screen 161
The left and right sides be installed with primary filter net 162 and metal-rubber screen pack 163 respectively, primary filter net 162 is to fluid
Primary filter is carried out, a part of big impurity is filled into, then enter by stainless steel filter screen 161 and metal-rubber screen pack 163
Row filtering, stainless steel filter screen 161 has corrosion-resistant, intensity big and the characteristic such as shock resistance, and metal-rubber screen pack 163 is suitable for
Solve the air-liquid body filtering under the environment such as high/low temperature, the big temperature difference, high pressure, high vacuum, intense radiation, high vibration and corrosion, filtering
Effect is good, and the metal-rubber screen pack 163 passes through tightening threaded rod 164 and stainless steel filter screen 161 and the phase of primary filter net 162
Even, the screen pack 16 is connected by fixed mount 17 with insurance valve body 11, and fixed mount 17 plays a part of fixed screen pack 16, institute
State fixture block 5 and be installed with protective case 8 with the junction of diaphragm 7, protective case 8 plays a protective role, second valve rod 14
Sealing shroud 20, the left side outer wall fixed installation rubber sleeve 21 of the adjusting rod 12 are provided with the junction of insurance valve body 11.
When the device works, the junction of regulation pipeline, is fixed by fixture needed for valve body 1 is arranged on,
Rotation top cap 2, top cap 2 drives screw rod 3 to rotate by connecting rod 4, and fixture block 5 is moved downward with the rotation of screw rod 3, and diaphragm 7 is sent out
Raw deformation, so as to realize the regulation of fluid flow, when diaphragm 7 is damaged the flow that can not adjust fluid, rotation is adjusted
Pole 12, the angle that adjusting rod 12 passes through the adjusting spool 13 of the second valve rod 14, so as to realize the regulation of fluid flow, serves
Emergency measure.
In description of the present utility model, it is to be understood that term " coaxial ", " bottom ", " one end ", " top ",
" middle part ", " other end ", " on ", " side ", " top ", " interior ", " front portion ", " center ", the orientation or position of the instruction such as " two ends "
The relation of putting is, based on orientation shown in the drawings or position relationship, to be for only for ease of description the utility model and simplify description, and
Be not indicate or imply meaning device or element must have specific orientation, with specific azimuth configuration and operation, therefore
It is not intended that to limitation of the present utility model.
In the utility model, unless otherwise clearly defined and limited, term " installation ", " setting ", " connection ",
The terms such as " fixation ", " spinning " should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or into one
Body；Can mechanically connect, or electrically connect；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, can
Be two element internals connection or two interaction relationships of element, unless otherwise clearly restriction, for this area
Those of ordinary skill for, can as the case may be understand concrete meaning of the above-mentioned term in the utility model.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out various changes in the case where principle of the present utility model and spirit is not departed from, repaiies
Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of double-safety diaphragm valve, including valve body（1）, it is characterised in that：The valve body（1）Top be movably installed with top
Cap（2）, the valve body（1）Inner chamber be provided with screw rod（3）, the screw rod（3）With valve body（1）Threaded connection, the screw rod（3）It is logical
Cross connecting rod（4）With top cap（2）It is connected, the valve body（1）Inwall be installed with diaphragm（7）, the diaphragm（7）With valve
Body（1）Junction be installed with pad（9）, the diaphragm（7）By standing screw（10）With valve body（1）It is connected, institute
State diaphragm（7）Inner chamber be provided with fixture block（5）, the fixture block（5）By the first valve rod（6）With screw rod（3）It is connected, the valve body
（1）Left side outer wall be installed with insurance valve body（11）, the insurance valve body（11）Inner chamber be provided with valve element（13）, the guarantor
Dangerous valve body（11）Top be provided with adjusting rod（12）, the valve element（13）By the second valve rod（14）With adjusting rod（12）It is connected,
The valve element（13）With insurance valve body（11）Junction be installed with lining（15）, the valve element（13）By bull stick（19）
With insurance valve body（11）It is connected, the bull stick（19）With insurance valve body（11）Junction be installed with axle sleeve（18）.
2. a kind of double-safety diaphragm valve according to claim 1, it is characterised in that：The valve body（1）Left side inner chamber
It is provided with screen pack（16）, the screen pack（16）Including stainless steel filter screen（161）, the stainless steel filter screen（161）A left side
Right both sides are installed with primary filter net respectively（162）With metal-rubber screen pack（163）, the metal-rubber screen pack
（163）By tightening threaded rod（164）With stainless steel filter screen（161）With primary filter net（162）It is connected, the screen pack（16）
By fixed mount（17）With insurance valve body（11）It is connected.
3. a kind of double-safety diaphragm valve according to claim 1, it is characterised in that：The fixture block（5）With diaphragm（7）
Junction be installed with protective case（8）.
4. a kind of double-safety diaphragm valve according to claim 1, it is characterised in that：Second valve rod（14）With insurance
Valve body（11）Junction be provided with sealing shroud（20）.
5. a kind of double-safety diaphragm valve according to claim 1, it is characterised in that：The adjusting rod（12）Left side outside
Wall fixedly mounts rubber sleeve（21）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621239498.8U CN206206688U (en) | 2016-11-20 | 2016-11-20 | A kind of double-safety diaphragm valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621239498.8U CN206206688U (en) | 2016-11-20 | 2016-11-20 | A kind of double-safety diaphragm valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206206688U true CN206206688U (en) | 2017-05-31 |
Family
ID=58749493
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621239498.8U Active CN206206688U (en) | 2016-11-20 | 2016-11-20 | A kind of double-safety diaphragm valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206206688U (en) |
-
2016
- 2016-11-20 CN CN201621239498.8U patent/CN206206688U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 224500 No.22 Industrial Branch Road, Binhai Economic and Technological Development Zone, Yancheng City, Jiangsu Province Patentee after: Jiangsu Jiangyuan Machinery Co.,Ltd. Address before: 224500 Century Avenue, North District, industrial park, Binhai County, Yancheng City, Jiangsu Province Patentee before: JIANGSU QINGHAI PETROLEUM MACHINERY CO.,LTD. |
|
| CP03 | Change of name, title or address |