CN201621309U - Ceramic wearable gate valve - Google Patents

Ceramic wearable gate valve Download PDF

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Publication number
CN201621309U
CN201621309U CN2010201249343U CN201020124934U CN201621309U CN 201621309 U CN201621309 U CN 201621309U CN 2010201249343 U CN2010201249343 U CN 2010201249343U CN 201020124934 U CN201020124934 U CN 201020124934U CN 201621309 U CN201621309 U CN 201621309U
Authority
CN
China
Prior art keywords
flashboard
valve body
valve
guide rod
cylinder
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 - Lifetime
Application number
CN2010201249343U
Other languages
Chinese (zh)
Inventor
赵云辉
赵星
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Henan Dingsheng Aluminium Co., Ltd.
Original Assignee
赵云辉
赵星
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 赵云辉, 赵星 filed Critical 赵云辉
Priority to CN2010201249343U priority Critical patent/CN201621309U/en
Application granted granted Critical
Publication of CN201621309U publication Critical patent/CN201621309U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

The utility model relates to a ceramic wearable gate valve which is composed of a valve body (1), a gate (2), a plug screw (3), a packing ring (4), a ceramic plate (5), a cylinder (7), a gate slide block (9), a guide rod (11), a positioning seat (10), a connecting seat (12) and a bolt (13), wherein, the guide rod (11) is connected to the cylinder (7), the cylinder (7) is connected fixedly with one end of the guide rod (11), and the positioning seat (10) and the valve body (1) are assembled at and connected with the other end of the guide rod (11). In the utility model, the hemline of the gate is designed to be a cutting edge structure, a return tank and a pore canal used for air or water to flow into the return tank to clear accumulated ash and residues are arranged under the inlet side of the flow passage of the valve body, thereby the disadvantages of the prior art are solved. The utility model has the advantages of scale-free sealing face, good wearable property and long service life. The utility model is widely applicable to the fly ash or other pipeline-transported materials positive-pressure pneumatic transmission system in the industries of iron and steel, chemical engineering, building materials and power generation.

Description

The ceramic wear-resisting gate valve
Technical field
The utility model relates to valve, particularly a kind of ceramic wear-resisting gate valve that is applicable to that iron and steel, chemical industry, building materials, power industry pulverized fuel ash or other powdered materials malleation air-transport systems are equipped with.
Background technique
Be used for carrying the valve of the system of slurry, slag, dry powder class medium mostly to be gate valve at present.Because the medium of being carried all has certain intensity and hardness, add certain flow velocity, particularly in the flow delivery systems of dry powder, transporting velocity can reach the tens of rice of per second, so that be used for starching, the valve of slag, dry powder class media feed system often lost efficacy because of sealing surface wear, fouling, was the insoluble problem of valve industry because of valve bottom dust stratification causes valve plate to close that the valve that causes not in place damages especially always.In order to solve problems such as valve is fragile, though numerous producers of valve design manufacturing have taked many measures, as adopt superhard materials such as engineering ceramics, coal, cemented carbide to make the sealing surface of valve, the valve cavity is purged etc., but all can not solve problems such as valve is easy to wear well.
The model utility content
In order to solve technological deficiency or the deficiency that prior art exists, the purpose of this utility model is to provide that a kind of sealing surface is less scaling, wear-resisting property good, long service life, particularly can effectively solve the not ceramic wear-resisting gate valve of dust stratification of valve bottom.
To achieve these goals, the technical solution of the utility model is: a kind of ceramic wear-resisting gate valve, comprise valve body, cylinder, guide rod, positioning seat and connecting base, on cylinder, connect guide rod, one end and the cylinder of guide rod are connected and fixed, the other end of guide rod be linked and packed positioning seat and valve body, it is characterized in that: an end of described valve body is provided with the fixed base that cooperates with positioning seat, the axial centre of fixed base is provided with the groove that cooperates with flashboard, assembling flashboard slide block in the groove, the both sides of valve body are provided with and the pipeline flange connecting, the center portion of two side flanges of valve body is provided with the valve flowing channel vertical with valve body, be provided with the groove of assembling flashboard in the axial centre of valve body, in the flashboard groove, assemble flashboard, one side of described valve flowing channel assembling flashboard is provided with the groove of fitting tight ring, fitting tight ring in the groove of fitting tight ring, opposite side at valve flowing channel assembling flashboard is provided with back flash, the bottom of back flash is provided with the duct of removing foreign material, be provided with plug screw in the duct of removing foreign material, one end of described flashboard is provided with the bolt hole that connects with the cylinder connecting base, be connected and fixed by an end and the cylinder connecting base of bolt flashboard, the other end of flashboard is provided with ceramic plate at the position of valve flowing channel, ceramic plate is embedded on the flashboard, ceramic plate is a cutting edge structure, and the diameter of ceramic plate is more than or equal to the external diameter of the seal ring that matches with it.
Described seal ring is by ceramic material.
The beneficial effects of the utility model: owing to adopt the good stupalith of wear-resisting property to substitute metal or the rubber packing material used always in the prior art, the base of flashboard is designed to cutting edge shape structure, and be provided with in the bottom of valve flowing channel suction side back flash and can be in the back flash ventilation or water flowing be used for clearing up the duct of dust stratification accumulated slag, thereby solved deficiency of the prior art effectively, make the utility model not only have the sealing surface non-scaling, wear-resisting property is good, the advantage of long service life, especially effectively solved the valve that causes because of valve bottom dust stratification and damaged a difficult problem, good conscientiously realization the purpose of this utility model; The utility model can be used for iron and steel, chemical industry, building materials, power industry pulverized fuel ash or other line transportation material malleation air-transport systems widely.
Description of drawings:
Fig. 1 is an organigram of the present utility model;
Fig. 2 is the plan view of Fig. 1;
Fig. 3 is the organigram of valve body of the present utility model.
Label in the accompanying drawing: 1. valve body, 2. flashboard, 3. plug screw, 4. seal ring, 5. ceramic plate, 6. back flash, 7. cylinder, 8. valve flowing channel, 9. flashboard slide block, 10. positioning seat, 11. guide rods, 12. cylinder connecting bases, 13 bolts.
Embodiment
Be further described below in conjunction with the embodiment of Figure of description a kind of ceramic wear-resisting gate valve of the present utility model.
As Fig. 1, Fig. 2 and shown in Figure 3: ceramic wear-resisting gate valve of the present utility model, comprise valve body 1, cylinder 7, guide rod 11, positioning seat 10 and connecting base 12, on cylinder 7, connect guide rod 11, one end and the cylinder 7 of guide rod 11 are connected and fixed, the other end of guide rod 11 be linked and packed positioning seat 10 and valve body 1, one end of described valve body 1 is provided with the fixed base 1a that cooperates with positioning seat 10, the axial centre of fixed base 1a is provided with the groove 1b that cooperates with flashboard 2, assembling flashboard slide block 9 in the groove 1b, the both sides of valve body 1 are provided with and pipeline flange connecting 1f, the center portion of two side flange 1f of valve body 1 is provided with the valve flowing channel 8 vertical with valve body 1, be provided with the groove 1c of assembling flashboard 2 in the axial centre of valve body 1, assembling flashboard 2 in flashboard groove 1c, one side of described valve flowing channel 8 assembling flashboards 2 is provided with the groove 1d of fitting tight ring 4, fitting tight ring 4 in the groove 1d of fitting tight ring 4, opposite side at valve flowing channel 8 assembling flashboards 2 is provided with back flash 6, the bottom of back flash 6 is provided with the duct 1e that removes foreign material, be provided with plug screw 3 at the duct 1e that removes foreign material, one end of described flashboard 2 is provided with the bolt hole that connects with cylinder connecting base 12, be connected and fixed by an end and the cylinder connecting base 12 of bolt 13 flashboard 2, the other end of flashboard 2 is provided with ceramic plate 5 at the position of valve flowing channel 8, ceramic plate 5 is embedded on the flashboard 2, ceramic plate 5 is a cutting edge structure, and the diameter of ceramic plate 5 is greater than the external diameter of the seal ring 4 that matches with it.Described seal ring 4 is by ceramic material.
The utility model is ceramic embedded plate 5 on flashboard 2, its base is a cutting edge structure, and its purpose is to guarantee effectively that not only the resistance that flashboard can overcome the bottom dust stratification rapidly closes and put in place, and can cut dust stratification inside and make it loosening, be unlikely to long-pending more real more, be the discharge of the dust stratification condition that facilitates.Be installed in the external diameter of ceramic plate 5 its radiuses of flashboard 2 more than or equal to the ceramic-seal ring 4 that matches with it, the bottom of described valve flowing channel suction side offers back flash 6, the bottom of back flash 6 is provided with the duct that plug screw is housed in, and being set to of this plug screw duct to back flash ventilation or water flowing, in time removed the dust stratification condition of providing convenience; Be provided with the wedge-shaped blocks that matches with the flashboard cutting edge in valve flowing channel suction side bottom, its objective is the power of enforcement that when valve closing, forms flashboard, thereby guarantee that sealing effect is more reliable, the ceramic wear-resisting gate valve is to drive flashboard 2 by cylinder (7) to do back and forth movement realization switching function.
More than an embodiment of the present utility model is had been described in detail, but described content only is preferred embodiment of the present utility model, can not be considered to be used to limit practical range of the present utility model.All equalizations of doing according to the utility model application range change and improve etc., all should still belong within the patent covering scope of the present utility model.

Claims (2)

1. ceramic wear-resisting gate valve, comprise valve body (1), cylinder (7), guide rod (11), positioning seat (10) and connecting base (12), go up connection guide rod (11) at cylinder (7), one end of guide rod (11) and cylinder (7) are connected and fixed, the other end of guide rod (11) be linked and packed positioning seat (10) and valve body (1), it is characterized in that: an end of described valve body (1) is provided with the fixed base (1a) that cooperates with positioning seat (10), the axial centre of fixed base (1a) is provided with the groove (1b) that cooperates with flashboard (2), assembling flashboard slide block (9) in the groove (1b), the both sides of valve body (1) are provided with and pipeline flange connecting (1f), the center portion of two side flanges (1f) of valve body (1) is provided with the valve flowing channel (8) vertical with valve body (1), be provided with the groove (1c) of assembling flashboard (2) in the axial centre of valve body (1), assembling flashboard (2) in flashboard groove (1c), one side of described valve flowing channel (8) assembling flashboard (2) is provided with the groove (1d) of fitting tight ring (4), fitting tight ring (4) in the groove (1d) of fitting tight ring (4), opposite side at valve flowing channel (8) assembling flashboard (2) is provided with back flash (6), the bottom of back flash (6) is provided with the duct (1e) of removing foreign material, be provided with plug screw (3) in the duct (1e) of removing foreign material, one end of described flashboard (2) is provided with the bolt hole that connects with cylinder connecting base (12), be connected and fixed by an end and the cylinder connecting base (12) of bolt (13) flashboard (2), the other end of flashboard (2) is provided with ceramic plate (5) at the position of valve flowing channel (8), ceramic plate (5) is embedded on the flashboard (2), ceramic plate (5) is a cutting edge structure, and the diameter of ceramic plate (5) is more than or equal to the external diameter of the seal ring that matches with it (4).
2. ceramic wear-resisting gate valve according to claim 1 is characterized in that: described seal ring (4) is by ceramic material.
CN2010201249343U 2010-03-08 2010-03-08 Ceramic wearable gate valve Expired - Lifetime CN201621309U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010201249343U CN201621309U (en) 2010-03-08 2010-03-08 Ceramic wearable gate valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010201249343U CN201621309U (en) 2010-03-08 2010-03-08 Ceramic wearable gate valve

Publications (1)

Publication Number Publication Date
CN201621309U true CN201621309U (en) 2010-11-03

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2010201249343U Expired - Lifetime CN201621309U (en) 2010-03-08 2010-03-08 Ceramic wearable gate valve

Country Status (1)

Country Link
CN (1) CN201621309U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102062225A (en) * 2011-02-12 2011-05-18 上海科发泵阀制造有限公司 Open ash valve
CN103574081A (en) * 2013-09-12 2014-02-12 新疆金特钢铁股份有限公司 Safety coal gas gate valve for induced draft fan
CN104192544A (en) * 2014-09-01 2014-12-10 大唐保定热电厂 Coal feeder quick-closing valve

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102062225A (en) * 2011-02-12 2011-05-18 上海科发泵阀制造有限公司 Open ash valve
CN103574081A (en) * 2013-09-12 2014-02-12 新疆金特钢铁股份有限公司 Safety coal gas gate valve for induced draft fan
CN104192544A (en) * 2014-09-01 2014-12-10 大唐保定热电厂 Coal feeder quick-closing valve

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C14 Grant of patent or utility model
GR01 Patent grant
DD01 Delivery of document by public notice

Addressee: Zhao Yunhui

Document name: Notification to Pay the Fees

DD01 Delivery of document by public notice

Addressee: Zhao Yunhui

Document name: Notification of Termination of Patent Right

DD01 Delivery of document by public notice

Addressee: Zhao Zonglin

Document name: Notification of Passing Examination on Formalities

TR01 Transfer of patent right

Effective date of registration: 20190920

Address after: 450007 Zhengzhuang Road, Sun Zhuang village, West stream Lake Street, Zhongyuan District, Zhengzhou, Henan 356

Patentee after: Henan Dingsheng Aluminium Co., Ltd.

Address before: 451283 No. 1, building 9, 14, Jian an alley, Gongyi, Henan

Co-patentee before: Zhao Xing

Patentee before: Zhao Yun Hui

TR01 Transfer of patent right
CX01 Expiry of patent term

Granted publication date: 20101103

CX01 Expiry of patent term