CN205078907U - Three formula double containment ball valves - Google Patents

Three formula double containment ball valves Download PDF

Info

Publication number
CN205078907U
CN205078907U CN201520799058.7U CN201520799058U CN205078907U CN 205078907 U CN205078907 U CN 205078907U CN 201520799058 U CN201520799058 U CN 201520799058U CN 205078907 U CN205078907 U CN 205078907U
Authority
CN
China
Prior art keywords
valve
rod
gap
shape circle
valve rod
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
Application number
CN201520799058.7U
Other languages
Chinese (zh)
Inventor
黄光文
章魁胜
杨斌斌
许有成
张崇贤
罗昭龙
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.)
Zhejiang Anix Valve Technology Co Ltd
Original Assignee
Zhejiang Anix Valve Technology Co Ltd
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 Zhejiang Anix Valve Technology Co Ltd filed Critical Zhejiang Anix Valve Technology Co Ltd
Priority to CN201520799058.7U priority Critical patent/CN205078907U/en
Application granted granted Critical
Publication of CN205078907U publication Critical patent/CN205078907U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model discloses a three formula double containment ball valves, a three formula double containment ball valves, including valve body, valve rod, valve gap and handle, the valve body is equipped with the installation passageway, valve rod one end and handle fixed connection, the valve rod other end passes the installation passageway of valve body, be equipped with O shape circle groove on the valve rod, O shape is enclosed and is placed O shape circle inslot in, be equipped with the filler storehouse between valve body and the valve rod, place the filler in the filler storehouse, the lid is down compressed tightly to in the filler storehouse by last, the valve body is equipped with the 2nd O shape circle groove and the sealed groove of filling up with the junction of valve gap in proper order, the 2nd O shape circle inslot is equipped with the 2nd O shape circle, the sealed inslot that fills up is equipped with sealed the pad, valve body and valve gap screw connection. This three formula double containment ball valves's valve body middle part and the sealing performance that valve cover connection department had all set up double sealing, very big improvement valve.

Description

Three pieces type double-seal ball valve
Technical field
The utility model relates to a kind of three pieces type double-seal ball valve.
Background technique
Tradition three-flat ball valve valve body and valve gap joint, stuffing box place, all only have one sealing, Long-Time Service or pressure higher time, sealability is unreliable, easily leaks.
Model utility content
In view of the deficiency that background technique exists, technical problem to be solved in the utility model is to provide a kind of three pieces type double-seal ball valve of good seal performance.
The utility model takes following technological scheme: a kind of three pieces type double-seal ball valve, comprise valve body, valve rod, valve gap and handle, described valve body is provided with installation passage, described valve rod one end is fixedly connected with handle, the described valve rod the other end is through the installation passage of valve body, described valve rod is provided with an O shape ring recess, one O shape circle is placed in an O shape ring recess, filling container is provided with between described valve body and valve rod, filler is placed in described filling container, lid compresses from top to bottom in filling container, the joint of described valve body and valve gap is provided with the 2nd O shape ring recess and gasket slot successively, the 2nd O shape circle is provided with in described 2nd O shape ring recess, sealing gasket is provided with in described gasket slot, described valve body is connected with valve gap screw.
In the utility model, configuration sealing gasket while being provided with an O shape circle between valve rod and valve body, makes to realize double seal with the joint of valve gap in the middle part of valve body, can further lift-off seal effect.
Accompanying drawing explanation
The utility model has following accompanying drawing:
The structure cross-sectional schematic of the three pieces type double-seal ball valve that Fig. 1 provides for model utility.
Embodiment
Drawings illustrate the technical solution of the utility model and embodiment, further describe each details and the working principle thereof of embodiment below more by reference to the accompanying drawings.
With reference to shown in Fig. 1, the three pieces type double-seal ball valve that the utility model provides, a kind of three pieces type double-seal ball valve, comprise valve body 1, valve rod 2, valve gap 3 and handle 4, described valve body 1 is provided with installs passage 5, described valve rod 2 one end is fixedly connected with handle 4, described valve rod 2 the other end is through the installation passage 5 of valve body, described valve rod 2 is provided with an O shape ring recess 6, one O shape circle 7 is placed in an O shape ring recess 6, filling container 8 is provided with between described valve body 1 and valve rod 2, filler is placed in described filling container 8, filler compresses by gland 9 from top to bottom, described valve body 1 is provided with the 2nd O shape ring recess 10 and gasket slot 11 successively with the joint of valve gap 3, the 2nd O shape circle 12 is provided with in described 2nd O shape ring recess 10, sealing gasket 13 is provided with in described gasket slot 11, bracing ring 14 is provided with between described valve body 1 and valve gap 3, described gasket slot 11 is in the cooperation place of described bearing ring 14 and valve gap 3, state valve body to be connected with valve gap screw 15.In the present embodiment, valve rod 2 is all provided with dual sealing configuration with the joint of valve body 1 and the joint of valve body 1 and valve gap 3, substantially increases the sealability of valve, extends the working life of valve.

Claims (2)

1. a three pieces type double-seal ball valve, comprise valve body, valve rod, valve gap and handle, it is characterized in that: described valve body is provided with installation passage, described valve rod one end is fixedly connected with handle, the described valve rod the other end is through the installation passage of valve body, described valve rod is provided with an O shape ring recess, one O shape circle is placed in an O shape ring recess, filling container is provided with between described valve body and valve rod, filler is placed in described filling container, lid compresses from top to bottom in filling container, the joint of described valve body and valve gap is provided with the 2nd O shape ring recess and gasket slot successively, the 2nd O shape circle is provided with in described 2nd O shape ring recess, sealing gasket is provided with in described gasket slot, described valve body is connected with valve gap screw.
2. three pieces type double-seal ball valve according to claim 1, it is characterized in that: be provided with bracing ring between described valve body and valve gap, described gasket slot is in the cooperation place of described bearing ring and valve gap.
CN201520799058.7U 2015-10-16 2015-10-16 Three formula double containment ball valves Expired - Fee Related CN205078907U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520799058.7U CN205078907U (en) 2015-10-16 2015-10-16 Three formula double containment ball valves

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520799058.7U CN205078907U (en) 2015-10-16 2015-10-16 Three formula double containment ball valves

Publications (1)

Publication Number Publication Date
CN205078907U true CN205078907U (en) 2016-03-09

Family

ID=55431317

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201520799058.7U Expired - Fee Related CN205078907U (en) 2015-10-16 2015-10-16 Three formula double containment ball valves

Country Status (1)

Country Link
CN (1) CN205078907U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106641316A (en) * 2016-12-06 2017-05-10 无锡优耐特净化装备有限公司 Three-sheet type manual ball valve

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106641316A (en) * 2016-12-06 2017-05-10 无锡优耐特净化装备有限公司 Three-sheet type manual ball valve

Similar Documents

Publication Publication Date Title
CN205078907U (en) Three formula double containment ball valves
CN202834360U (en) Cage type regulating valve
CN202531889U (en) Acid/base salt resistant fluorine-lined ball valve
CN203115278U (en) Metal ring sealing stuffing box
CN204083261U (en) A kind of single-seat adjusting valve structure
CN203628007U (en) Composite packing seal structure
CN203670792U (en) Elastic filler and valve using the filler
CN203115279U (en) Graphite gland packing box
CN205190741U (en) Sealing device who combines radial seal and axial seal
CN202252316U (en) Sealing structure for valve rod
CN205013735U (en) Wear -resistant eccentric half -ball valve
CN204201113U (en) A kind of valve rod leak-proof structure of synthetic gas butterfly valve
CN203641657U (en) High-temperature ball valve packing box seal
CN203297636U (en) Stop valve
CN202751334U (en) Dust collector cup with side sealed
CN205618715U (en) Integral type screw thread ball valve
CN203115117U (en) Integrated pressure self-tightening type zero-leakage flange cut-off valve
CN202867907U (en) Polycrystalline silicon special ball valve
CN202955222U (en) Sealing device
CN206017766U (en) Fluorine-lined regulating butterfly valve
CN205226612U (en) Butterfly valve top bush seal structure
CN208311637U (en) A kind of packing seal structure
CN205908858U (en) Novel adjusting ball valve
CN209444808U (en) A kind of packing sealing structure
CN203614732U (en) Gasket sealing device

Legal Events

Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20160309

Termination date: 20161016

CF01 Termination of patent right due to non-payment of annual fee