CN201705964U - Coal flow adjusting angle valve - Google Patents
Coal flow adjusting angle valve Download PDFInfo
- Publication number
- CN201705964U CN201705964U CN2010202922595U CN201020292259U CN201705964U CN 201705964 U CN201705964 U CN 201705964U CN 2010202922595 U CN2010202922595 U CN 2010202922595U CN 201020292259 U CN201020292259 U CN 201020292259U CN 201705964 U CN201705964 U CN 201705964U
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- China
- Prior art keywords
- valve
- valve body
- spool
- valve seat
- coal flow
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- 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 a coal flow adjusting angle valve which comprises a valve body, a valve core, a valve rod and a valve seat; one end of the valve body is fixedly connected with a flange and the other end thereof is connected with an upper valve body and a pneumatic actuator; one side of the valve body is provided with a medium outlet alloy inclined liner tube, and one side of the upper valve body is provided with a purging hole; a cavity between the valve body and the upper valve body is provided with the valve core with a U-shaped adjusting slot and the sealing valve seat, and the valve rod is arranged above the upper valve body; and the valve core is linearly sealed and adopts a fixed structure, and the sealing valve seat adopts a high-hardness tungsten carbide alloy hard sealing structure. The coal flow adjusting angle valve has the advantages of reasonable structure, reliable sealing, excellent performance and attractive shape; a sealing surface is specially treated, has good wear resistance, corrosion resistance and anti-friction performance as well as long service life, and thereby the number of the repair time and the operation cost can be reduced; and the angle valve meets the international sealing standard, has good anti-corrosion and anti-friction performance, can meet various engineering requirements, has high density grade and can achieve the leakage standards of adjusting valves.
Description
Technical field
The utility model relates to valve, refers in particular to a kind of coal Flow-rate adjustment angle valve.
Background technique
The coal flow control valve all is external imported product in China's coal chemical engineering equipment at present, and it is used the gasification oven powder and carries combustion system, and main effect is the flow size of regulating fine coal, and the flow of stablizing coal dust is to reach the technological requirement of production process.
Summary of the invention
The purpose of this utility model is improved and is innovated at the shortcoming that exists in the background technique and problem, provide a kind of simple in structure, cost is low, adapts to various particular job environment, particularly contains the coal Flow-rate adjustment angle valve of demanding working environments such as solid particle, high pressure nitrogen.
The technical solution of the utility model is a kind of angle valve of being made up of valve body, spool, valve rod, valve seat of structure, is characterized in:
The fixedly connected flange of valve body one end, the other end connects upper valve body and pneumatic actuator, and valve body one side is provided with the oblique bushing pipe of media outlet alloy, and upper valve body one side is provided with purge hole;
Cavity between described valve body and the upper valve body is provided with the spool and the seal valve seat of U type regulating tank, and valve rod is arranged on the top of upper valve body;
Described spool is that stationary structure is adopted in linear sealing, and seal valve seat adopts high-hardness tungsten carbide alloy hard sealing structure.
Advantage of the present utility model and beneficial effect:
1, product structure is reasonable, sealing is reliable, function admirable, handsome in appearance; 2, sealing surface is through special processing, and wear-resisting, corrosion resistant, good, the long service life of friction resistant performance reduce maintenance frequency, reduce operating cost; 3, the double seal design is avoided revealing, and meets international seal standard; 4, the modified and surface treatment of valve rod has good anti-corruption and burnish resistance, and valve rod has lifting position written instructions, and is more directly perceived; 5, part material, flange and butt welding numbering size can rationally be matched according to actual conditions or customer requirements, satisfy various requirement of engineering; 6, the density rating height can reach the modulating valve exposure standards.
Description of drawings
Fig. 1 is the utility model erection drawing.
Among the figure: 1, pneumatic actuator; 2, carry out axle; 3, coupling; 4, valve rod; 5, bellows; 6, purge hole; 7, spool; 8, guide sleeve; 9, seal valve seat; 10, the oblique bushing pipe of alloy; 11, valve body; 12, flange; 13, upper valve body; 14, stuffing box packing.
Embodiment
As shown in Figure 1, the utility model is made up of valve body, spool, valve rod, valve seat, is characterized in:
The fixedly connected flange 12 of valve body 11 1 ends, the other end connects upper valve body 13 and pneumatic actuator 1, and valve body 11 1 sides are provided with the oblique bushing pipe 10 of media outlet alloy, and upper valve body 13 1 sides are provided with purge hole 6;
Cavity between described valve body 11 and the upper valve body 13 is provided with the spool 7 and the seal valve seat 9 of U type regulating tank, and valve rod 4 is arranged on the top of upper valve body 13;
Described spool 7 adopts stationary structure for linear sealing, and seal valve seat 9 adopts high-hardness tungsten carbide alloy hard sealing structure.
Seal valve seat described in the utility model comprises guide sleeve 8, seal valve seat 9, the oblique bushing pipe 10 of alloy, wherein seal valve seat 9 is embedded in valve body 11 inside, be combined together with spool 7, form the linear sealing structure, guide sleeve 8 is located at valve body 11 bottoms, play guiding and prevent the medium souring, the oblique bushing pipe 10 of alloy is located at valve body 11 sides, plays preventing the medium souring.Described pneumatic actuator 1 keying is moved up and down by pneumatic actuator connection execution axle 2 and reaches opening/shutting valve.Described spool 7 adopts fixed, and spool is fixed on the valve rod 4 bellows mandrels, and an end of mandrel is fixed by the bellows axle sleeve, and the other end is fixing by the valve seat bottom, and plays guide function, under the device control on the throne medium is steadily regulated.The utility model coal Flow-rate adjustment angle valve adopts sleeve seal formula structure, and its dynamic stability performance is good, helps improving valve sensitivity.
The utility model coal Flow-rate adjustment angle valve, advance side under medium adopts and go out, spool adopts high-hardness tungsten carbide the Yellow River gold simultaneously, and has a U type regulating tank at spool, can well reduce the scouring force of medium on the one hand, say that on the other hand flow is well controlled spool.
The utility model coal Flow-rate adjustment angle valve has special technology purge hole 6 on valve body, can prevent well that valve from using for a long time, and coal dust is deposited in stuck that the bellows place forms.
For guaranteeing the sealability of valve, adopt double sealing structure, bellows and packing seal.
The pneumatic execution architecture of many springs is mixed the special-purpose positioning work piece of valve, guarantees also can guarantee the failsafe valve position in adjusting function same.
Embodiment described in the utility model only is the description that preferred implementation of the present utility model is carried out; be not that the utility model design and scope are limited; under the prerequisite that does not break away from the utility model design philosophy; engineers and technicians make the technical solution of the utility model in related domain various modification and improvement; all should fall into protection domain of the present utility model; the technology contents that the utility model is asked for protection all is documented in claims.
Claims (4)
1. a coal Flow-rate adjustment angle valve is made up of valve body, spool, valve rod, valve seat, and its feature is comprising:
The valve body fixedly connected flanges of (11) one ends (12), the other end connects upper valve body (13) and pneumatic actuator (1), and valve body (11) one sides are provided with the oblique bushing pipe of media outlet alloy (10), and upper valve body (13) one sides are provided with purge hole (6);
Cavity between described valve body (11) and the upper valve body (13) is provided with the spool (7) and the seal valve seat (9) of U type regulating tank, and valve rod (4) is arranged on the top of upper valve body (13);
Described spool (7) adopts stationary structure for linear sealing, and seal valve seat (9) adopts high-hardness tungsten carbide alloy hard sealing structure.
2. coal Flow-rate adjustment angle valve according to claim 1, it is characterized in that described seal valve seat comprises guide sleeve (8), seal valve seat (9), the oblique bushing pipe of alloy (10), wherein seal valve seat (9) is embedded in valve body (11) inside, be combined together with spool (7), form the linear sealing structure, guide sleeve (8) is located at valve body (11) bottom, plays guiding and prevents the medium souring, the oblique bushing pipe of alloy (10) is located at valve body (11) side, plays preventing the medium souring.
3. coal Flow-rate adjustment angle valve according to claim 1 is characterized in that described pneumatic actuator (1) opens and closes to be connected by pneumatic actuator to carry out axle (2) and move up and down and reach opening/shutting valve.
4. coal Flow-rate adjustment angle valve according to claim 1, it is fixed to it is characterized in that described spool (7) adopts, spool is fixed on valve rod (4) the bellows mandrel, one end of mandrel is fixed by the bellows axle sleeve, the other end is fixing by the valve seat bottom, and play guide function, under the device control on the throne medium is steadily regulated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202922595U CN201705964U (en) | 2010-08-16 | 2010-08-16 | Coal flow adjusting angle valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202922595U CN201705964U (en) | 2010-08-16 | 2010-08-16 | Coal flow adjusting angle valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201705964U true CN201705964U (en) | 2011-01-12 |
Family
ID=43443120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202922595U Expired - Fee Related CN201705964U (en) | 2010-08-16 | 2010-08-16 | Coal flow adjusting angle valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201705964U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102155580A (en) * | 2011-04-12 | 2011-08-17 | 浙江超达阀门股份有限公司 | Valve with bellows seal |
| CN102650338A (en) * | 2012-04-19 | 2012-08-29 | 吴忠仪表有限责任公司 | Novel coal powder conveying angle valve |
| CN102777616A (en) * | 2012-08-10 | 2012-11-14 | 吴忠仪表有限责任公司 | Novel gate valve |
| CN102927295A (en) * | 2012-11-10 | 2013-02-13 | 无锡智能自控工程股份有限公司 | Conduction oil heat tracing clamping sleeve angle valve |
| CN105276198A (en) * | 2015-11-11 | 2016-01-27 | 合肥通用环境控制技术有限责任公司 | Pulverized coal flow adjusting valve |
| CN107990007A (en) * | 2017-12-07 | 2018-05-04 | 吉林省松原石油化工股份有限公司 | Fluidization up flow type multiple reactor is connected and the downflow system plug valve of regeneration technology |
-
2010
- 2010-08-16 CN CN2010202922595U patent/CN201705964U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102155580A (en) * | 2011-04-12 | 2011-08-17 | 浙江超达阀门股份有限公司 | Valve with bellows seal |
| CN102155580B (en) * | 2011-04-12 | 2012-08-29 | 浙江超达阀门股份有限公司 | Valve with bellows seal |
| CN102650338A (en) * | 2012-04-19 | 2012-08-29 | 吴忠仪表有限责任公司 | Novel coal powder conveying angle valve |
| CN102777616A (en) * | 2012-08-10 | 2012-11-14 | 吴忠仪表有限责任公司 | Novel gate valve |
| CN102927295A (en) * | 2012-11-10 | 2013-02-13 | 无锡智能自控工程股份有限公司 | Conduction oil heat tracing clamping sleeve angle valve |
| CN105276198A (en) * | 2015-11-11 | 2016-01-27 | 合肥通用环境控制技术有限责任公司 | Pulverized coal flow adjusting valve |
| CN107990007A (en) * | 2017-12-07 | 2018-05-04 | 吉林省松原石油化工股份有限公司 | Fluidization up flow type multiple reactor is connected and the downflow system plug valve of regeneration technology |
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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: Yueyang Dongfang Automatic Control Engineering Equipment Co., Ltd. Assignor: Wu Jun Contract record no.: 2011430000212 Denomination of utility model: Coal flow adjusting angle valve Granted publication date: 20110112 License type: Exclusive License Record date: 20111008 |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110112 Termination date: 20130816 |