CN201858377U - MC (monomer casting) nylon gate valve - Google Patents
MC (monomer casting) nylon gate valve Download PDFInfo
- Publication number
- CN201858377U CN201858377U CN2010205457913U CN201020545791U CN201858377U CN 201858377 U CN201858377 U CN 201858377U CN 2010205457913 U CN2010205457913 U CN 2010205457913U CN 201020545791 U CN201020545791 U CN 201020545791U CN 201858377 U CN201858377 U CN 201858377U
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- China
- Prior art keywords
- nylon
- valve
- hoisting nut
- valve rod
- valve body
- 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 relates to an MC (monomer casting) nylon gate valve which belongs to the technical field of a valve and is provided with a valve stem, an MC nylon gate plate, an MC nylon valve body, a lifting nut and a lifting nut pressing plate, wherein the MC nylon gate plate is arranged in the MC nylon valve body through the valve stem; sealing pieces are respectively arranged at the intersected positions between the MC nylon gate plate and the upper/lower parts of the MC nylon valve body; the lifting nut is screwed on the valve stem stretching out of the valve body; the lifting nut pressing plate is arranged above the lifting nut and connected with the MC nylon valve body; and planar thrust bearings are respectively arranged between the lifting nut and the MC nylon valve body and between the lifting nut and the lifting nut pressing plate. A valve driving device is arranged on the part above the lifting nut stretching out of the lifting nut pressing plate. The MC nylon gate valve has reasonable and simple structure, is easy to manufacture, has light weight, can endure high pressure, abrasion, high temperature and corrosion, can resist impact and ageing, has long service life, is suitable for a large-caliber pipeline and can be matched with various connecting methods of the present pipeline; especially, the split type nylon gate valve is quite convenient to install.
Description
Technical field
The utility model relates to a kind of novel plastic valve, and especially MC nylon gate valve engineering plastics valve belongs to valve technology field.
Background technique
The Plastic valve material mostly is general-purpose plastics such as PE, PVC at present, and moulding process adopts molding and forming more.The product latus rectum of producing is little, temperature tolerance is poor, can not satisfy many engine requests.The engineering plastics valve is comparatively rare.So a kind of heavy caliber of market in urgent need, the engineering plastics valve that temperature tolerance is good are to satisfy engineering demand.
Summary of the invention
The purpose of this utility model is for satisfying the needs in market, provides a kind of heavy caliber, MC nylon gate valve that temperature tolerance is good, to satisfy engineering demand.
The purpose of this utility model is achieved through the following technical solutions, MC nylon gate valve, comprise valve rod, it is characterized in that being provided with MC nylon flashboard, MC nylon valve body and hoisting nut, the hoisting nut pressing plate, MC nylon flashboard is installed in the MC nylon valve body by valve rod, on MC nylon flashboard and the MC nylon valve body, the intersection of bottom is provided with Sealing, described valve rod is provided with the screw thread that is complementary with hoisting nut, hoisting nut be screwed in stretch out valve body outer valve rod on, described hoisting nut pressing plate is arranged on the hoisting nut top and is connected with MC nylon valve body, and hoisting nut clamp portion mounted valve drive unit is stretched out in described hoisting nut top.
Described MC nylon valve body upper and lower is respectively integral type or split-type structural, and split-type structural is that left and right two-part link into an integrated entity by bolt.
Described valve rod is MC nylon valve rod or metal valve stem or fiber-resin composite valve rod.
Described MC nylon flashboard is that built-in type or set type are connected with the Placement of valve rod; It is that the valve rod casting is connected in the MC nylon flashboard that MC nylon flashboard is connected with the built-in type of valve rod; It is that MC nylon flashboard center is provided with cannulated sleeve and valve rod and wears to install and be connected and fixed that MC nylon flashboard is connected with the set type of valve rod.
Described MC nylon flashboard and MC nylon valve rod are integral structure.
Described hoisting nut is MC nylon hoisting nut or metal hoisting nut or fiber-resin composite hoisting nut.
Be provided with plain thrust bearing between described hoisting nut and MC nylon valve body, the hoisting nut pressing plate.
Described MC nylon is modified MC nylon.
The utility model is rational in infrastructure simple, manufactures easily, and usability is good.Adopt modified MC nylon (or MC nylon) to be modified MC nylon valve body, the flashboard of material preparation, the working pressure 0.6～1.6Mpa of gate valve, maximum service pressure is far above existing Plastic valve.Modified MC nylon gate valve weight is 1/4 of steel valve, cast iron valve only, and weight only is 1/25 of steel pipe in the water; The equal operating mode of modified MC nylon gate valve, wear-resistant ability are 3～4 times of steel; Modified MC nylon gate valve operating temperature is-40 ℃～120 ℃, is difficult for crisp under the low temperature; The anti-highly basic of modified MC nylon gate valve, weak acid and the corrosion of most of salt medium.Modified MC nylon gate valve latus rectum can reach 2200mm, and maximum diameter is much larger than existing Plastic valve.Modified MC nylon butterfly valve impact toughness and steel valve are suitable, far above cast iron valve.Modified MC nylon gate valve long service life, can reach more than 50 years open-air working life.The modified MC nylon gate valve can match with existing steel pipe, the various connecting modes of plastic tube.Split type modified MC nylon gate valve is easy for installation.
Description of drawings
Fig. 1 is in the plan view of semi-open state for the utility model;
Fig. 2 is in the left view of semi-open state for the utility model;
Among the figure: 1-valve body lower portion, 2-valve body top, 3-flashboard, 4-valve rod, 5-Sealing, 6-hoisting nut, 7-plain thrust bearing, 8-hoisting nut pressing plate.
Embodiment
Embodiment 1
MC nylon gate valve, comprise valve rod, it is characterized in that being provided with MC nylon flashboard 3(hereinafter to be referred as flashboard), MC nylon valve body (hereinafter to be referred as valve body) and hoisting nut 6, hoisting nut pressing plate 8, MC nylon flashboard is installed in the MC nylon valve body by valve rod, on MC nylon flashboard and the MC nylon valve body, the intersection of bottom is provided with Sealing, described valve rod is provided with the screw thread that is complementary with hoisting nut, hoisting nut be screwed in stretch out valve body outer valve rod on, described hoisting nut pressing plate is arranged on the hoisting nut top and is connected with MC nylon valve body, and hoisting nut clamp portion mounted valve drive unit is stretched out in described hoisting nut top.(valve body can be modified MC nylon, and flashboard can be modified MC nylon) valve rod is MC nylon valve rod or metal valve stem or fiber-resin composite valve rod or modified MC nylon valve rod.Sealing can adopt rubber seal for MC sealed nylon spare or modified MC nylon Sealing or rubber seal in the present embodiment.Gate valve body, flashboard 3, valve rod 4, hoisting nut 6 and hoisting nut pressing plate 8 are processed by the casting of MC nylon, wherein: the upper and lower two-part of valve body are integrated type, flashboard 3 and valve rod 4 are one, promptly disposable casting, machine shaping, valve rod 4 top machining screw.Flashboard and valve rod also can built-in type or set type be connected; It is that the valve rod casting is connected in the MC nylon flashboard that MC nylon flashboard is connected with the built-in type of valve rod; It is that MC nylon flashboard center is provided with cannulated sleeve and valve rod and wears to install and be connected and fixed that MC nylon flashboard is connected with the set type of valve rod.Hoisting nut is MC nylon hoisting nut or metal hoisting nut or fiber-resin composite hoisting nut or modified MC nylon hoisting nut.
Flashboard 3, valve rod 4 are assembled together (flashboard is that integral structure is connected with built-in type with valve rod, does not then need to ressemble), afterwards, put into valve body lower portion 1; At valve body upper and lower part assembling place and flashboard intersection Sealing 5 is installed, afterwards, assembling valve body top 2 compresses Sealing 5 simultaneously; Hoisting nut 6 is installed on valve rod top, and it is rotated to the top on valve body top 2, mounting plane thrust-bearing 7 between hoisting nut 6 and MC nylon valve body top 2 is simultaneously at hoisting nut 6 top mounting plane thrust-bearings 7, to reduce driving torque; Hoisting nut pressing plate 8 is installed above plain thrust bearing 7, and near plain thrust bearing, is stretched out the part of pressing plate in hoisting nut 6 upper ends drive unit is installed, drive unit can be manual, electronic or hydraulic driving.So, promptly finished the assembling of MC nylon gate valve.
MC nylon gate valve, comprise valve rod, it is characterized in that being provided with MC nylon flashboard 3(hereinafter to be referred as flashboard), MC nylon valve body (hereinafter to be referred as valve body) and hoisting nut 6, hoisting nut pressing plate 8, MC nylon flashboard is installed in the MC nylon valve body by valve rod, on MC nylon flashboard and the MC nylon valve body, the intersection of bottom is provided with Sealing, described valve rod is provided with the screw thread that is complementary with hoisting nut, hoisting nut be screwed in stretch out valve body outer valve rod on, described hoisting nut pressing plate is arranged on the hoisting nut top and is connected with MC nylon valve body, and hoisting nut clamp portion mounted valve drive unit is stretched out in described hoisting nut top.(valve body can be modified MC nylon, and flashboard can be modified MC nylon) valve rod is MC nylon valve rod or metal valve stem or fiber-resin composite valve rod or modified MC nylon valve rod.Sealing can adopt rubber seal for MC sealed nylon spare or modified MC nylon Sealing or rubber seal in the present embodiment.Gate valve body, flashboard 3, valve rod 4, hoisting nut 6 and hoisting nut pressing plate 8 are processed by the casting of MC nylon, and wherein: the upper and lower two-part of valve body are split-type structural, and split-type structural is that left and right two-part link into an integrated entity by bolt.Flashboard 3 and MC nylon valve rod 4 are one, promptly disposable casting, machine shaping, valve rod 4 top machining screw.Flashboard 3 and metal valve stem 4 or fiber-resin composite valve rod 4 also can built-in type or set type be connected; It is that the valve rod casting is connected in the MC nylon flashboard that flashboard is connected with the built-in type of metal valve stem or fiber-resin composite valve rod; It is that MC nylon flashboard center is provided with cannulated sleeve and valve rod and wears to install and be connected and fixed that flashboard is connected with the set type of metal valve stem or fiber-resin composite valve rod.Hoisting nut is MC nylon hoisting nut or metal hoisting nut or fiber-resin composite hoisting nut or modified MC nylon hoisting nut.
Left and right sides two-part of split type valve body lower portion are connected and fixed by bolt; Flashboard 3, valve rod 4 are assembled together (flashboard is that integral structure is connected with built-in type with valve rod, does not then need to ressemble), afterwards, put into valve body lower portion 1; At valve body upper and lower part assembling place and flashboard intersection Sealing 5 is installed; The left and right sides two-part on split type valve body top are connected and fixed by bolt, and assembling valve body top 2 compresses Sealing 5 simultaneously; Hoisting nut 6 is installed on valve rod top, and it is rotated to the top on valve body top 2, mounting plane thrust-bearing 7 between hoisting nut 6 and MC nylon valve body top 2 is to reduce driving torque; Hoisting nut pressing plate 8 is installed, and the clamping plane thrust-bearing is installed drive unit in hoisting nut 6 upper ends, and drive unit can be manual, electronic or hydraulic driving.So, promptly finished the assembling of MC nylon gate valve.
Claims (8)
1.MC nylon gate valve, comprise valve rod, it is characterized in that being provided with MC nylon flashboard, MC nylon valve body and hoisting nut, the hoisting nut pressing plate, MC nylon flashboard is installed in the MC nylon valve body by valve rod, on MC nylon flashboard and the MC nylon valve body, the intersection of bottom is provided with Sealing, described valve rod is provided with the screw thread that is complementary with hoisting nut, hoisting nut be screwed in stretch out valve body outer valve rod on, described hoisting nut pressing plate is arranged on the hoisting nut top and is connected with MC nylon valve body, and hoisting nut clamp portion mounted valve drive unit is stretched out in described hoisting nut top.
2. MC nylon gate valve according to claim 1 is characterized in that described MC nylon valve body upper and lower is respectively integral type or split-type structural, and split-type structural is that left and right two-part link into an integrated entity by bolt.
3. MC nylon gate valve according to claim 1 is characterized in that described valve rod is MC nylon valve rod or metal valve stem or fiber-resin composite valve rod.
4. MC nylon gate valve according to claim 1 is characterized in that the described MC nylon flashboard and the Placement of valve rod are that built-in type or set type are connected; It is that the valve rod casting is connected in the MC nylon valve plate that MC nylon flashboard is connected with the built-in type of valve rod; It is that MC nylon valve plate center is provided with cannulated sleeve and valve rod and wears to install and be connected and fixed that MC nylon flashboard is connected with the set type of valve rod.
5. MC nylon gate valve according to claim 1 is characterized in that described MC nylon flashboard and MC nylon valve rod are integral structure.
6. MC nylon gate valve according to claim 1 is characterized in that described hoisting nut is MC nylon hoisting nut or metal hoisting nut or fiber-resin composite hoisting nut.
7. MC nylon gate valve according to claim 1 is characterized in that being provided with plain thrust bearing between described hoisting nut and MC nylon valve body, the hoisting nut pressing plate.
8. MC nylon gate valve according to claim 1 is characterized in that described MC nylon is modified MC nylon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205457913U CN201858377U (en) | 2010-09-28 | 2010-09-28 | MC (monomer casting) nylon gate valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205457913U CN201858377U (en) | 2010-09-28 | 2010-09-28 | MC (monomer casting) nylon gate valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201858377U true CN201858377U (en) | 2011-06-08 |
Family
ID=44104184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205457913U Expired - Fee Related CN201858377U (en) | 2010-09-28 | 2010-09-28 | MC (monomer casting) nylon gate valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201858377U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103016773A (en) * | 2012-12-10 | 2013-04-03 | 魏小彬 | Soft sealing valve core of valve and production method of soft sealing valve core |
| CN109780242A (en) * | 2019-01-09 | 2019-05-21 | 何建初 | A kind of gate valve and its manufacturing method |
| CN111120723A (en) * | 2019-12-31 | 2020-05-08 | 江苏高中压阀门有限公司 | Power station gate valve |
-
2010
- 2010-09-28 CN CN2010205457913U patent/CN201858377U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103016773A (en) * | 2012-12-10 | 2013-04-03 | 魏小彬 | Soft sealing valve core of valve and production method of soft sealing valve core |
| CN109780242A (en) * | 2019-01-09 | 2019-05-21 | 何建初 | A kind of gate valve and its manufacturing method |
| CN111120723A (en) * | 2019-12-31 | 2020-05-08 | 江苏高中压阀门有限公司 | Power station gate valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Yangzhou Saierda Nylon Manufacture Co., Ltd. Assignor: Zhang Aiping Contract record no.: 2012320001024 Denomination of utility model: MC (monomer casting) nylon gate valve Granted publication date: 20110608 License type: Exclusive License Record date: 20121214 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110608 Termination date: 20170928 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |