CN207935477U - A kind of diaphragm of diaphragm valve - Google Patents
A kind of diaphragm of diaphragm valve Download PDFInfo
- Publication number
- CN207935477U CN207935477U CN201820380709.2U CN201820380709U CN207935477U CN 207935477 U CN207935477 U CN 207935477U CN 201820380709 U CN201820380709 U CN 201820380709U CN 207935477 U CN207935477 U CN 207935477U
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- diaphragm
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- sealing
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Abstract
The utility model is related to a kind of diaphragms of diaphragm valve; it includes diaphragm ontology; the diaphragm ontology includes the mounting structure and sealing structure of interconnection; mounting structure and sealing structure are an integral structure setting; the junction of mounting structure and sealing structure is provided with knuckle; mounting structure structure setting in disk form; and the side of mounting structure is provided with arc reinforcing rib; it is provided in sealing structure and the matched ring stiffener of mounting structure; diaphragm ontology is made of polytetrafluoroethylene (PTFE), and matcoveredn is arranged in diaphragm body surface.Simple and reasonable, the high mechanical strength of the diaphragm of the diaphragm valve is not easy tearing and deformation, and practical simple, service life is long, securely and reliably, easy to spread.
Description
Technical field
The utility model is related to valve technology fields, and in particular to a kind of diaphragm of diaphragm valve.
Background technology
The structure type of diaphragm valve differs widely with general valve, is a kind of novel valve, is a kind of special shape
Block valve, its opening and closing element are one piece of diaphragms made of soft material, body cavity and valve deck inner cavity and driving part every
It opens, is now widely used in every field.Common diaphragm valve has rubber lined diaphragm, Fluorine-lined diaphragm valve, unlined diaphragm valve, plastics
Diaphragm valve.However existing diaphragm has after long-time use that easily tearing, yielding, intensity is low, thus to existing
Some diaphragms are improved and are very important.
Utility model content
For the deficiency of background technology, the utility model provides a kind of diaphragm of diaphragm valve, solve it is existing every
Diaphragm has after long-time use that easily tearing, yielding, intensity is low.
Technical solution used by the utility model is：A kind of diaphragm of diaphragm valve includes diaphragm ontology, institute
The mounting structure and sealing structure that diaphragm ontology includes interconnection are stated, mounting structure and sealing structure are an integral structure
The junction of setting, mounting structure and sealing structure is provided with knuckle, mounting structure structure setting in disk form, and installs
The side of structure is provided with arc reinforcing rib, is provided in sealing structure and the matched ring stiffener of mounting structure, diaphragm
Piece ontology is made of polytetrafluoroethylene (PTFE), and matcoveredn is arranged in diaphragm body surface, and the protective layer includes that ceramic base is multiple
Layer and Chromium Carbide-Nickel Chromium Coating are closed, the ceramic base composite layer is between diaphragm ontology and Chromium Carbide-Nickel Chromium Coating；Institute
The junction for stating mounting structure and sealing structure is additionally provided with annular cavity, and matched memory is provided in cavity and is closed
Gold；The other side of the mounting structure is provided with frustum cone structure, and frustum cone structure is located at the center of mounting structure, frustum cone structure
On be provided with the mounting screw being fixedly connected with diaphragm valve flap；It is provided in the sealing structure and is adapted with diaphragm valve body
Diaphragm mounting hole, the quantity of diaphragm mounting hole is set as at least four, and one end of sealing structure is also set up with the convex of nameplate
Block；The thickness of the ceramic base composite layer is 0.03-0.07mm, and the thickness of the Chromium Carbide-Nickel Chromium Coating is 0.01-
0.03mm。
The utility model has the beneficial effects that：Due to taking above-mentioned technical proposal, the structure letter of the diaphragm of the diaphragm valve
It is single that arc reinforcing rib is rationally provided with by the side of mounting structure, the mechanical strength of diaphragm is improved, prevents from tearing and become
Shape is arranged matcoveredn in diaphragm body surface, improves the wearability and corrosion resistance of diaphragm ontology, while sealing structure
On be provided with the matched ring stiffener of mounting structure, improve the mechanical strength and leakproofness of diaphragm, and in diaphragm
On piece be arranged memorial alloy, further prevent diaphragm to deform upon after prolonged use, substantially increase diaphragm valve every
The overall performance of diaphragm, practical simple, service life is long, securely and reliably, easy to spread.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the A of the utility model to sectional view.
Fig. 3 is the B of the utility model to sectional view.
1, mounting structure in figure；2, sealing structure；3, knuckle；4, arc reinforcing rib；5, ring stiffener；6, it protects
Layer；7, memorial alloy；8, frustum cone structure；9, mounting screw；10, diaphragm mounting hole；11, convex block.
Specific implementation mode
The utility model embodiment is described further below in conjunction with the accompanying drawings：
As shown in Fig. 1-3, a kind of diaphragm of diaphragm valve comprising there is the diaphragm ontology, the diaphragm ontology to include
There are the mounting structure 1 and sealing structure 2 of interconnection, mounting structure 1 and sealing structure 2 to be an integral structure setting, installation knot
The junction of structure 1 and sealing structure 2 is provided with knuckle 3,1 structure setting in disk form of mounting structure, and mounting structure 1
Side is provided with arc reinforcing rib 4, improves the mechanical strength of diaphragm ontology, prevents from tearing and deform, is arranged in sealing structure 2
Have and 1 matched ring stiffener 5 of mounting structure, the mechanical strength and leakproofness of raising diaphragm ontology, diaphragm ontology
It is made of polytetrafluoroethylene (PTFE), matcoveredn 6 is arranged in diaphragm body surface, and the protective layer 6 includes ceramic base composite layer
And Chromium Carbide-Nickel Chromium Coating, the ceramic base composite layer is between diaphragm ontology and Chromium Carbide-Nickel Chromium Coating；The pottery
The thickness of porcelain base composite layer is 0.03-0.07mm, and the thickness of the Chromium Carbide-Nickel Chromium Coating is 0.01-0.03mm；Protective layer
6 improve the wearability and corrosion resistance of diaphragm ontology, and then extend its service life.
The junction of the mounting structure 1 and sealing structure 2 is additionally provided with the cavity of annular, is provided with and its phase in cavity
The memorial alloy 7 of adaptation, memorial alloy 7 can not restore for preventing diaphragm ontology from deforming upon, shorten its service life.
The other side of the mounting structure 1 is provided with frustum cone structure 8, and frustum cone structure 8 is located at the center of mounting structure 1
Locate, the mounting screw 9 being fixedly connected with diaphragm valve flap is provided on frustum cone structure 8, mounting screw 9 is fixed with diaphragm flap to be connected
Control diaphragm ontology is picked up to run up and down.
Diaphragm mounting hole 10 compatible with diaphragm valve body is provided in the sealing structure 2, diaphragm mounting hole 10 is used
In the fixed diaphragm ontology of installation, the quantity of diaphragm mounting hole 10 is set as at least four, and one end of sealing structure 2 also sets up band
There are the convex block 11 of nameplate, nameplate to be identified for relevant parameter and overhauled convenient for the later stage.
The diaphragm of the diaphragm valve it is simple and reasonable, arc reinforcing rib 4 is provided with by the side of mounting structure 1,
The mechanical strength of diaphragm is improved, prevents from tearing and deform, matcoveredn 6 is set in diaphragm body surface, improves diaphragm
The wearability and corrosion resistance of ontology, at the same be provided in sealing structure 2 with 1 matched ring stiffener 5 of mounting structure, carry
The mechanical strength and leakproofness of high diaphragm, and memorial alloy 7 is set on diaphragm, further prevent diaphragm when long
Between deform upon after use, substantially increase the overall performance of the diaphragm of diaphragm valve, practical simple, service life is long, safety
Reliably, easy to spread.
Every technical staff's notice：Although the utility model is described according to above-mentioned specific implementation mode, this
The invention thought of utility model is not limited to that utility model, any repacking with inventive concept will all be included in this specially
In sharp scope of patent protection.
Claims (5)
1. a kind of diaphragm of diaphragm valve includes diaphragm ontology, it is characterised in that：The diaphragm ontology includes mutual
The mounting structure and sealing structure of connection, mounting structure and sealing structure are an integral structure setting, and mounting structure and sealing are tied
The junction of structure is provided with knuckle, mounting structure structure setting in disk form, and the side of mounting structure is provided with arc
Reinforcing rib is provided in sealing structure and uses polytetrafluoroethylene (PTFE) with the matched ring stiffener of mounting structure, diaphragm ontology
It is made, matcoveredn is arranged in diaphragm body surface, and the protective layer includes that ceramic base composite layer and chromium carbide-nickel chromium apply
Layer, the ceramic base composite layer is between diaphragm ontology and Chromium Carbide-Nickel Chromium Coating.
2. a kind of diaphragm of diaphragm valve according to claim 1, it is characterised in that：The mounting structure and sealing structure
Junction be additionally provided with the cavity of annular, be provided with matched memorial alloy in cavity.
3. a kind of diaphragm of diaphragm valve according to claim 1, it is characterised in that：The other side of the mounting structure is set
It is equipped with frustum cone structure, and frustum cone structure is located at the center of mounting structure, is provided on frustum cone structure and is fixed with diaphragm valve flap
The mounting screw of connection.
4. a kind of diaphragm of diaphragm valve according to claim 1, it is characterised in that：Be provided in the sealing structure with
The quantity of the compatible diaphragm mounting hole of diaphragm valve body, diaphragm mounting hole is set as at least four, and one end of sealing structure is also
It is provided with the convex block of nameplate.
5. a kind of diaphragm of diaphragm valve according to claim 1, it is characterised in that：The thickness of the ceramic base composite layer
Thickness for 0.03-0.07mm, the Chromium Carbide-Nickel Chromium Coating is 0.01-0.03mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820380709.2U CN207935477U (en) | 2018-03-20 | 2018-03-20 | A kind of diaphragm of diaphragm valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820380709.2U CN207935477U (en) | 2018-03-20 | 2018-03-20 | A kind of diaphragm of diaphragm valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207935477U true CN207935477U (en) | 2018-10-02 |
Family
ID=63655580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820380709.2U Active CN207935477U (en) | 2018-03-20 | 2018-03-20 | A kind of diaphragm of diaphragm valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207935477U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113431920A (en) * | 2021-07-16 | 2021-09-24 | 齐力控股集团有限公司 | Diaphragm valve |
-
2018
- 2018-03-20 CN CN201820380709.2U patent/CN207935477U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113431920A (en) * | 2021-07-16 | 2021-09-24 | 齐力控股集团有限公司 | Diaphragm valve |
| CN113431920B (en) * | 2021-07-16 | 2022-06-17 | 齐力控股集团有限公司 | Diaphragm valve |
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