CN107504214A - A kind of valve flashboard of compound carbonizing tungsten coating - Google Patents
A kind of valve flashboard of compound carbonizing tungsten coating Download PDFInfo
- Publication number
- CN107504214A CN107504214A CN201710761333.XA CN201710761333A CN107504214A CN 107504214 A CN107504214 A CN 107504214A CN 201710761333 A CN201710761333 A CN 201710761333A CN 107504214 A CN107504214 A CN 107504214A
- Authority
- CN
- China
- Prior art keywords
- panel body
- gate panel
- layer
- wearing layer
- valve
- 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.)
- Pending
Links
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
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
- F16K3/314—Forms or constructions of slides; Attachment of the slide to the spindle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/01—Layered products comprising a layer of metal all layers being exclusively metallic
- B32B15/013—Layered products comprising a layer of metal all layers being exclusively metallic one layer being formed of an iron alloy or steel, another layer being formed of a metal other than iron or aluminium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2255/00—Coating on the layer surface
- B32B2255/06—Coating on the layer surface on metal layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2255/00—Coating on the layer surface
- B32B2255/26—Polymeric coating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
- B32B2307/554—Wear resistance
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/714—Inert, i.e. inert to chemical degradation, corrosion
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sliding Valves (AREA)
Abstract
The present invention provides a kind of valve flashboard of compound carbonizing tungsten coating, and the valve flashboard includes：Gate panel body, handwheel, the handwheel are connected by valve rod with gate panel body；Spacing block set, the spacing block set are arranged on gate panel body lower end, dovetail groove are provided with the middle part of the spacing block set；The spacing block set lower end is provided with fixed mount, and rubber strip is provided with the fixed mount；The gate panel body includes：Gate panel body layer, the gate panel body layer front are provided with the first wearing layer, the first wearing layer tungsten carbide composite bed；The gate panel body reverse side is provided with the second wearing layer；The front of first wearing layer is provided with the first anticorrosive coat；The front of second wearing layer is provided with the second anticorrosive coat；A kind of valve flashboard of compound carbonizing tungsten coating provided by the invention has good anticorrosion antiwear performance；The valve flashboard is simple in construction, easy to operate, economical and practical.
Description
Technical field
The present invention relates to valve technology field, and in particular to a kind of valve flashboard of compound carbonizing tungsten coating.
Background technology
Gate valve is mainly made up of valve body, bonnet, handwheel, valve rod, flashboard, valve seat, and valve rod and valve stem nut are connected to flashboard
In the link slot at top, because the flashboard of gate valve is lift sealing, so the longitudinal direction of flashboard highly directly affects bonnet
Arc height, if flashboard longitudinal direction height can be reduced, indirectly with regard to the arc of bonnet can be reduced in the case where sealing bore is constant
Shape height, so as to reduce the material cost of bonnet, the height of integral valve is also reduced, but general flashboard front is a circle
The sealing surface of shape, and the link slot of protrusion is arranged at top, is in the shape of falling T in groove, wants in the case where sealing surface bore is constant, drops
Low flashboard longitudinal direction height, only lower the height of link slot, for example be the gate valve of 100mm bores, usual flashboard side top
Thickness is no more than 50mm, and valve stem nut diameter is not less than 30mm, if directly reducing the height of link slot, both sides sealing face
Thickness low LCL, without space set flashboard lift retaining wall, so receiving the limitation of flashboard thickness, it is impossible to implement.
In addition, generally valve flashboard of the prior art is often applied in chemical field, do not possess fine abrasion-proof corrosion-proof
Corrosion energy, cause service life relatively low, increase entreprise cost；And existing valve flashboard, complicated, operation inconvenience.
Based on the relevant issues of above prior art, this invention address that research is a kind of to have good anti-corrosion, wearability
The valve flashboard of energy.
The content of the invention
To solve above-mentioned problem, it is an object of the invention to provide a kind of valve flashboard of compound carbonizing tungsten coating
With good anticorrosion antiwear performance；The valve flashboard is simple in construction, easy to operate, economical and practical.
To reach above-mentioned purpose, the technical solution adopted by the present invention is：
A kind of valve flashboard of compound carbonizing tungsten coating, the valve flashboard include：
Gate panel body, the gate panel body profile are rounded；
Handwheel, the handwheel are connected by valve rod with gate panel body；Loop bar is provided with the outside of the handwheel, the loop bar is flexible
Formula loop bar, be advantageous to the downward stretching motion of gate panel body；
Spacing block set, the spacing block set are arranged on gate panel body lower end, dovetail groove are provided with the middle part of the spacing block set；
The spacing block set lower end is provided with fixed mount, and rubber strip is provided with the fixed mount, and the rubber strip is flute profile rubber
Adhesive tape, be advantageous to increase the sealing effectiveness of gate panel body and valve cavity；
The gate panel body includes：
Gate panel body layer, the gate panel body layer are 316 stainless steel materials, have good impact resistance and hardness；It is described
Gate panel body layer front is provided with the first wearing layer, the first wearing layer tungsten carbide composite bed, by compound carbonizing tungsten coating,
It is set to possess good wear-and corrosion-resistant performance；The gate panel body layer reverse side is provided with the second wearing layer, second wearing layer
Material is martensitic stain less steel layer, has excellent anti-wear performance；
The front of first wearing layer is provided with the first anticorrosive coat, and first anticorrosive coat is epoxy coating, can be effective
Prevent the corrosion of the materials such as soda acid；
The reverse side of second wearing layer is provided with the second anticorrosive coat, and second anticorrosive coat is furane resins coating, has good
Good Corrosion Protection.
Further, the rubber strip is tooth type rubber bar, is advantageous to increase the sealing effectiveness of gate panel body and valve cavity.
Further, the gate panel body layer is 316 stainless steel materials, has good impact resistance and hardness.
Further, the described second wear-resisting layer material is martensitic stain less steel layer, has excellent anti-wear performance.
In addition, first anticorrosive coat is epoxy coating, the corrosion of the materials such as soda acid can be effectively prevented.
Separately have, second anticorrosive coat is furane resins coating, has good Corrosion Protection.
Separately have, the thickness of first wearing layer at 75-225 μm, the thickness of second wearing layer in 100-250nm,
The thickness of first wearing layer and the second wearing layer ensure that wear-resisting reliability and using durable.
The beneficial effects of the present invention are：
The present invention, which provides a kind of valve flashboard of compound carbonizing tungsten coating, has good anticorrosion antiwear performance；Described one kind is compound
The valve flashboard of tungsten carbide coating is simple in construction, easy to operate, economical and practical.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the valve flashboard of compound carbonizing tungsten coating provided by the invention；
Fig. 2 is the structural representation of gate panel body provided by the invention；
Wherein, 1 is gate panel body, and 2 be valve rod, and 3 be handwheel, and 4 be loop bar, and 5 be dovetail groove, and 6 be spacing block set, and 7 be fixed mount,
8 be rubber strip, and 9 be gate panel body layer, and 10 be the first wearing layer, and 11 be the first anticorrosive coat, and 12 be the second wearing layer, and 13 be second
Anticorrosive coat.
Embodiment
Clear, complete description will be carried out to the technical scheme in the embodiment of the present invention below, it is clear that described implementation
Example only part of the embodiment of the present invention, rather than whole embodiments.It is common based on the embodiment in the present invention, this area
The every other embodiment that technical staff is obtained on the premise of creative work is not made, belong to what the present invention protected
Scope.
A kind of valve flashboard of compound carbonizing tungsten coating, the valve flashboard include：
Gate panel body 1, the profile of gate panel body 1 are rounded；
Handwheel 3, the handwheel 3 are connected by valve rod 2 with gate panel body 1；The outside of handwheel 3 is provided with loop bar 4, the loop bar
4 be telescopic loop bar, is advantageous to 1 downward stretching motion of gate panel body；
Spacing block set 6, the spacing block set 6 are arranged on the lower end of gate panel body 1, and the middle part of spacing block set 6 is provided with dovetail groove
5；
The lower end of spacing block set 6 is provided with fixed mount 7, and rubber strip 8 is provided with the fixed mount 7, and the rubber strip 8 is tooth
Type rubber strip, be advantageous to increase the sealing effectiveness of gate panel body 1 and valve cavity；
The gate panel body 1 includes：
Gate panel body layer 9, the gate panel body layer 9 are 316 stainless steel materials, have good impact resistance and hardness；Institute
State the front of gate panel body layer 9 and be provided with the first wearing layer 10, first wearing layer 10 is tungsten carbide composite bed, passes through composite carbon
Change tungsten coating, the thickness of first wearing layer makes it possess good wear-and corrosion-resistant performance at 75-225 μm；The flashboard sheet
The reverse side of body layer 9 is provided with the second wearing layer 12, and the material of the second wearing layer 12 is martensitic stain less steel layer, and described second is wear-resisting
The thickness of layer has excellent anti-wear performance in 100-250nm；
The front of first wearing layer 10 is provided with the first anticorrosive coat 11, and first anticorrosive coat 11 is epoxy coating,
The corrosion of the materials such as soda acid can effectively be prevented；
The reverse side face of second wearing layer 12 is provided with the second anticorrosive coat 13, and second anticorrosive coat 13 applies for furane resins
Layer, has good Corrosion Protection.
Further, the rubber strip 8 is tooth type rubber bar, and the sealing for being advantageous to increase gate panel body 1 and valve cavity is imitated
Fruit.
Further, the gate panel body layer 9 is 316 stainless steel materials, has good impact resistance and hardness.
Further, the material of the second wearing layer 12 is martensitic stain less steel layer, has excellent anti-wear performance.
In addition, first anticorrosive coat 11 is epoxy coating, the corrosion of the materials such as soda acid can be effectively prevented.
Separately have, second anticorrosive coat 13 is furane resins coating, has good Corrosion Protection.
The present invention, which provides a kind of valve flashboard of compound carbonizing tungsten coating, has good anticorrosion antiwear performance；Also, institute
It is simple in construction to state a kind of valve flashboard of compound carbonizing tungsten coating, it is easy to operate, economical and practical.
It should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted.Although with reference to compared with
The present invention is described in detail good embodiment, it will be understood by those within the art that, can be to the technology of invention
Scheme is modified or equivalent substitution, and without departing from the scope of technical solution of the present invention, it all should cover the power in the present invention
In sharp claimed range.
Claims (7)
1. a kind of valve flashboard of compound carbonizing tungsten coating, it is characterised in that the valve flashboard includes：
Gate panel body, the gate panel body profile are rounded；
Handwheel, the handwheel are connected by valve rod with gate panel body；Loop bar is provided with the outside of the handwheel；
Spacing block set, the spacing block set are arranged on gate panel body lower end, dovetail groove are provided with the middle part of the spacing block set；
The spacing block set lower end is provided with fixed mount, and rubber strip is provided with the fixed mount；
The gate panel body includes：
Gate panel body layer, the gate panel body layer front are provided with the first wearing layer, the first wearing layer tungsten carbide composite bed；
The gate panel body reverse side is provided with the second wearing layer；
The front of first wearing layer is provided with the first anticorrosive coat；
The reverse side of second wearing layer is provided with the second anticorrosive coat.
2. the valve flashboard of a kind of compound carbonizing tungsten coating according to claim 1, it is characterised in that the rubber strip is
Tooth type rubber bar.
A kind of 3. valve flashboard of compound carbonizing tungsten coating according to claim 1, it is characterised in that the gate panel body
Layer is 316 stainless steel materials.
4. the valve flashboard of a kind of compound carbonizing tungsten coating according to claim 1, it is characterised in that described second is wear-resisting
Layer material is martensitic stain less steel layer.
A kind of 5. valve flashboard of compound carbonizing tungsten coating according to claim 1, it is characterised in that first anti-corrosion
Layer is epoxy coating.
A kind of 6. valve flashboard of compound carbonizing tungsten coating according to claim 1, it is characterised in that second anti-corrosion
Layer is furane resins coating.
7. the valve flashboard of a kind of compound carbonizing tungsten coating according to claim 1, it is characterised in that described first is wear-resisting
The thickness of layer is at 75-225 μm, and the thickness of second wearing layer is in 100-250nm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710761333.XA CN107504214A (en) | 2017-08-30 | 2017-08-30 | A kind of valve flashboard of compound carbonizing tungsten coating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710761333.XA CN107504214A (en) | 2017-08-30 | 2017-08-30 | A kind of valve flashboard of compound carbonizing tungsten coating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107504214A true CN107504214A (en) | 2017-12-22 |
Family
ID=60694281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710761333.XA Pending CN107504214A (en) | 2017-08-30 | 2017-08-30 | A kind of valve flashboard of compound carbonizing tungsten coating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107504214A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB147256A (en) * | 1919-04-07 | 1920-07-07 | Sebastian Ziani De Ferranti | Improvements relating to valves and the like |
| JP2004077408A (en) * | 2002-08-22 | 2004-03-11 | Hitachi Ltd | Valve for light-water reactor |
| CN2708052Y (en) * | 2003-12-19 | 2005-07-06 | 陈昊 | Multifunctional steel-plastic composite throttle on-off gate valve |
| US6932692B1 (en) * | 2004-05-28 | 2005-08-23 | Macauto Industrial Co., Ltd. | Film valve for an air conditioning system |
| CN203309146U (en) * | 2013-06-10 | 2013-11-27 | 温州金波阀门有限公司 | Butterfly valve |
| CN203580266U (en) * | 2013-09-22 | 2014-05-07 | 兴化市广福金属制品有限公司 | Anticorrosive environment-friendly medium plate steel |
| CN104455680A (en) * | 2014-11-12 | 2015-03-25 | 扬中市阀门厂有限公司 | Valve with novel labor-saving hand wheel |
| CN204755965U (en) * | 2015-07-13 | 2015-11-11 | 陈水姬 | Hot -water heating equipment valve flashboard |
-
2017
- 2017-08-30 CN CN201710761333.XA patent/CN107504214A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB147256A (en) * | 1919-04-07 | 1920-07-07 | Sebastian Ziani De Ferranti | Improvements relating to valves and the like |
| JP2004077408A (en) * | 2002-08-22 | 2004-03-11 | Hitachi Ltd | Valve for light-water reactor |
| CN2708052Y (en) * | 2003-12-19 | 2005-07-06 | 陈昊 | Multifunctional steel-plastic composite throttle on-off gate valve |
| US6932692B1 (en) * | 2004-05-28 | 2005-08-23 | Macauto Industrial Co., Ltd. | Film valve for an air conditioning system |
| CN203309146U (en) * | 2013-06-10 | 2013-11-27 | 温州金波阀门有限公司 | Butterfly valve |
| CN203580266U (en) * | 2013-09-22 | 2014-05-07 | 兴化市广福金属制品有限公司 | Anticorrosive environment-friendly medium plate steel |
| CN104455680A (en) * | 2014-11-12 | 2015-03-25 | 扬中市阀门厂有限公司 | Valve with novel labor-saving hand wheel |
| CN204755965U (en) * | 2015-07-13 | 2015-11-11 | 陈水姬 | Hot -water heating equipment valve flashboard |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171222 |