CN207687371U - A kind of butterfly valve - Google Patents
A kind of butterfly valve Download PDFInfo
- Publication number
- CN207687371U CN207687371U CN201721626977.XU CN201721626977U CN207687371U CN 207687371 U CN207687371 U CN 207687371U CN 201721626977 U CN201721626977 U CN 201721626977U CN 207687371 U CN207687371 U CN 207687371U
- Authority
- CN
- China
- Prior art keywords
- valve
- ring
- block
- valve block
- valve housing
- 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 is related to a kind of butterfly valve, butterfly valve includes valve housing and the valve plugging mechanism that is set in shell；Valve plugging mechanism includes valve block, baffle ring and valve block extruding mechanism；Its guide ring is fixed on the annular inner wall with valve housing, and the opening of annular is provided on baffle ring；Connecting pole is arranged in axial one end of valve housing, valve block is fixed in valve housing by connecting pole, the medial center of valve block is symmetrically arranged with several and pushes raised chamber, and the height of raised chamber is pushed to be become larger along disk circumferential direction；Valve block extruding mechanism includes promoting ring, and array is provided with several pushing blocks corresponding with raised chamber is pushed on promoting ring, pushes the height of block along pushing the altitudinal gradient direction of raised chamber to become larger；Promoting ring is connected in driving plate, and rotary shaft is fixedly connected in the middle part of driving plate, and rotary shaft is rotatablely connected with connecting pole；The connection end that the axial top of valve housing is correspondingly connected with column is provided with water inlet, and the axial other end is provided with discharge outlet.
Description
Technical field
The utility model is related to a kind of valve mechanisms, particularly belong to a kind of butterfly valve.
Background technology
Valve is for being opened and closed pipeline, control flow direction, the parameter for adjusting and controlling pumped (conveying) medium（Temperature, pressure and flow）
Pipeline fittings.According to its function, shut-off valve, check-valves, regulating valve etc. can be divided into；Valve used in the mechanisms such as common laboratory
Door generally blocks flow path to realize that the function of valve, flow control are also mainly revolved by adjusting using a rotating mechanism
The rotation angle of rotation mechanism is realized；And the sealed pressure resistant performance of valve is realized also by damping due to rotation；It is described for bore
For larger valve, such structure is difficult to realize the accurate adjusting to flow.
Utility model content
The technical problems to be solved in the utility model is：Overcome the skill that rotation gate can not be adjusted accurately in the prior art
Art problem provides a kind of butterfly valve mechanism.
Technical solution adopted by the utility model to solve its technical problems is：
A kind of butterfly valve, the butterfly valve include valve housing and the valve plugging mechanism that is set in shell；Institute
It is shaping drum structure to state shell, and the axial direction of shaping drum structure is closed at both ends；The valve plugging mechanism includes valve block, baffle ring
With valve block extruding mechanism；The wherein described baffle ring is fixed on the annular inner wall with valve housing, and baffle ring is loop configuration, on baffle ring
It is arranged that there are one the openings of annular, several dowels for connecting baffle ring outer ring and inner ring is provided in opening；The valve
There are one hollow connecting poles for axial one end setting of shell, are fixedly connected in the inside of the valve housing by connecting pole
Valve block made of elastic material, the valve block are that diameter is more than the opening of aforementioned toroidal and the disk knot less than valve housing internal diameter
Structure, the medial center of the valve block is symmetrically arranged with several and pushes raised chamber, described to push the height of raised chamber along disk week
It is become larger to direction；The valve block extruding mechanism includes a promoting ring, and the promoting ring includes that a rotation is enclosed, the rotation
Upper array of turn-taking is provided with several pushing blocks corresponding with the raised chamber of the promotion, and the top surface for pushing block is enclosed along rotation
Circumferential direction be incline structure, push the height of block along pushing the altitudinal gradient direction of raised chamber to become larger；The rotation
Circle is connected to by clamping ring in a driving plate, be fixedly connected in the middle part of the driving plate there are one rotary shaft, the rotary shaft
It is rotatablely connected between connecting pole inside；The connection end that the axial top of the valve housing is correspondingly connected with column is provided with into water
Mouthful, the axial other end is provided with discharge outlet.
There are one annulars for the part coaxial arrangement of the baffle ring corresponding opening as a further improvement of the utility model,
Groove is co-axially mounted on the baffle ring by groove there are one draining sheets, and osculum is densely covered in the draining sheets.
The valve block is stainless steel substrates as a further improvement of the utility model, has rubber in the valve block surface spraying
Glue-line.
The valve housing is provided with axial one end of discharge outlet and is provided with one as a further improvement of the utility model,
A the water discharging boss platform, there are one top pressure screw, the tip top pressure of the top pressure screw exists for the middle part setting of the water discharging boss platform
The back of driving plate.
There are one convex column, the convex columns for the middle part setting of the valve block as a further improvement of the utility model,
It is connected by keyway between the inner wall of connecting pole.
The utility model has the beneficial effects that：
1, the utility model pushes a deformable valve block to bend by valve block extruding mechanism, to drive valve
The accurate opening of door or closing, valve block bore is bigger, then closing is higher to adjustable sensitivity between maximum open, and this
After structure is closed, valve block has the sealing effect of check valve, and the damping without rotary shaft realizes that stability is preferable.
2, the adjustment of same valve body different flow regulating gradient and flow resistance may be implemented in the draining sheets for replacing different densities,
And impurity can be efficiently separated and shunted, ensure the uniformity of valve internal flow and the uniformity of draining.
3, the water discharging boss platform can easily allow valve to exclude internal moisture；Top pressure screw can ensure promoting ring and valve block
Between close contact.
4, the structure of keyway cooperation can prevent the band moving valve plate while rotation of connecting pole from rotating.
Description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is the structural schematic diagram of the utility model；
In figure：1, valve housing；2, valve block；3, baffle ring；4, draining sheets；5, raised chamber；6, block is pushed；7, rotation circle；8、
Clamping ring；9, driving plate；10, rotary shaft；11, connecting pole；12, convex column；13, top pressure screw；14, the water discharging boss platform；15, into
The mouth of a river；16, discharge outlet.
Specific implementation mode
The utility model is described in further detail presently in connection with attached drawing.These attached drawings are simplified schematic diagram,
Only illustrate the basic structure of the utility model in a schematic way, therefore it only shows composition related with the utility model.
As shown in Figure 1, the utility model is a kind of butterfly valve, the butterfly valve includes valve housing and is set to outer
Valve plugging mechanism in shell；The shell is shaping drum structure, and the axial direction of shaping drum structure is closed at both ends；The valve
Plugging mechanism includes valve block, baffle ring and valve block extruding mechanism；The wherein described baffle ring is fixed on the annular inner wall with valve housing, gear
Circle is loop configuration, and there are one the openings of annular for setting on baffle ring, be provided in opening it is several for connect baffle ring outer ring and
The dowel of inner ring, there are one the grooves of annular for the part coaxial arrangement of the baffle ring corresponding opening, by groove in the gear
It is co-axially mounted on circle there are one draining sheets, osculum is densely covered in the draining sheets；Axial one end of the valve housing is arranged
There are one hollow connecting poles, are fixedly connected with elastic stainless steel material in the inside of the valve housing by connecting pole and are made
Valve block, the middle part setting of the valve block matched between the convex column and the inner wall of connecting pole by keyway there are one convex column
Connection is closed, the valve block is that diameter is more than the opening of aforementioned toroidal and the wafer architecture less than valve housing internal diameter, in the valve
Piece surface spraying has rubber layer, the medial center of the disk to be symmetrically arranged with several and push raised chamber, the promotion protrusion
The height of chamber becomes larger along disk circumferential direction；The valve block extruding mechanism includes a promoting ring, and the promoting ring includes
One rotation circle, the upper array of rotation circle are provided with several pushing blocks corresponding with the raised chamber of the promotion, the pushing block
Top surface along the circumferential direction of rotation circle be incline structure, push the height of block along the altitudinal gradient direction for pushing raised chamber
It becomes larger；Rotation circle is connected to by clamping ring in a driving plate, there are one the driving plate middle part is fixedly connected
Rotary shaft is rotatablely connected between the rotary shaft and connecting pole inside；The axial top of the valve housing is correspondingly connected with column
Connection end is provided with water inlet, and the axial other end is provided with discharge outlet；
The valve housing is provided with axial one end setting of discharge outlet there are one the water discharging boss platform, the water discharging boss platform
Middle part setting there are one top pressure screw, the tip top pressure of the top pressure screw is at the back of driving plate.
In use, liquid stream is injected by water inlet first, valve block is because the resilient relationship of itself is tightly attached to draining sheets at this time
Surface so that flow path is closed, and water inlet water injection pressure is bigger, and valve block compression is bigger, and sealing effect is better, later, passes through rotation
The valve block of rotary shaft grey rotates, and the colleague of rotation pushes block and pushes raised chamber so that is generated between valve block and draining sheets
Certain gap so that liquid is flowed through between gap, and is excluded from discharge outlet, at this point, valve is in open state, and with
It pushes block and constantly intersects movement with before raised chamber, the deflection of valve block can be made to increase, to increase the open amount of valve；
In order to ensure accuracy, the elastic force of valve block be not easy to do it is excessive, if because valve block itself is resiliently flexible, institute
With no matter the valve of much flows, this structure has lower unlatching to damp, is conducive to accurate adjustment.
It is enlightenment, through the above description, related work people with the above-mentioned desirable embodiment according to the utility model
Member can carry out various changes and amendments in the range of without departing from this item utility model technological thought completely.This item is real
It is not limited to the contents of the specification with novel technical scope, it is necessary to which its technology is determined according to right
Property range.
Claims (5)
1. a kind of butterfly valve, it is characterized in that：The butterfly valve includes that valve housing and the valve being set in shell block
Mechanism；The shell is shaping drum structure, and the axial direction of shaping drum structure is closed at both ends；The valve plugging mechanism includes valve
Piece, baffle ring and valve block extruding mechanism；The wherein described baffle ring is fixed on the annular inner wall with valve housing, and baffle ring is loop configuration,
There are one the openings of annular for setting on baffle ring, and several dowels for connecting baffle ring outer ring and inner ring are provided in opening；
There are one hollow connecting poles for axial one end setting of the valve housing, solid in the inside of the valve housing by connecting pole
Surely valve block made of resilient material is connected, the valve block is that diameter is more than the opening of aforementioned toroidal and is less than valve housing internal diameter
Wafer architecture, the medial center of the valve block is symmetrically arranged with several and pushes raised chamber, the height for pushing raised chamber
It is become larger along disk circumferential direction；The valve block extruding mechanism includes a promoting ring, and the promoting ring includes a rotation
Circle, the upper array of rotation circle are provided with several pushing blocks corresponding with the raised chamber of the promotion, the top table for pushing block
Face is incline structure along the circumferential direction of rotation circle, and the height edge for pushing block pushes the altitudinal gradient direction of raised chamber gradually to become
Greatly；The rotation circle is connected to by clamping ring in a driving plate, is fixedly connected in the middle part of the driving plate there are one rotary shaft,
It is rotatablely connected between the rotary shaft and connecting pole inside；The axial top of the valve housing is correspondingly connected with the connection end of column
It is provided with water inlet, the axial other end is provided with discharge outlet.
2. a kind of butterfly valve as described in claim 1, it is characterized in that：The part of the baffle ring corresponding opening is coaxially arranged with
One annular groove is co-axially mounted on the baffle ring by groove there are one draining sheets, the row of being densely covered in the draining sheets
Water hole.
3. a kind of butterfly valve as described in claim 1, it is characterized in that：The valve block is stainless steel substrates, in the valve block table
Face is coated with rubber layer.
4. a kind of butterfly valve as described in claim 1, it is characterized in that：The valve housing is provided with axial the one of discharge outlet
End setting is there are one the water discharging boss platform, top pressure screw that there are one the middle part settings of the water discharging boss platform, the top pressure screw
Tip top pressure is at the back of driving plate.
5. a kind of butterfly valve as described in claim 1, it is characterized in that：Convex column that there are one the middle part settings of the valve block,
It is connected by keyway between the convex column and the inner wall of connecting pole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721626977.XU CN207687371U (en) | 2017-11-29 | 2017-11-29 | A kind of butterfly valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721626977.XU CN207687371U (en) | 2017-11-29 | 2017-11-29 | A kind of butterfly valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207687371U true CN207687371U (en) | 2018-08-03 |
Family
ID=62999546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721626977.XU Expired - Fee Related CN207687371U (en) | 2017-11-29 | 2017-11-29 | A kind of butterfly valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207687371U (en) |
-
2017
- 2017-11-29 CN CN201721626977.XU patent/CN207687371U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180803 Termination date: 20181129 |