CN207145649U - A kind of wear resistance ball valve of good airproof performance - Google Patents
A kind of wear resistance ball valve of good airproof performance Download PDFInfo
- Publication number
- CN207145649U CN207145649U CN201720955933.5U CN201720955933U CN207145649U CN 207145649 U CN207145649 U CN 207145649U CN 201720955933 U CN201720955933 U CN 201720955933U CN 207145649 U CN207145649 U CN 207145649U
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- valve
- connecting tube
- valve element
- wear resistance
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Abstract
The utility model discloses a kind of wear resistance ball valve of good airproof performance, including the first connecting tube and the second connecting tube, valve pocket is provided between first connecting tube and the second connecting tube, the inside of the valve pocket is provided with valve element, the valve element is spherical, first connecting tube, connected between second connecting tube and valve pocket by through hole, valve opening is provided with the valve element, the valve opening is located on valve element at 2/3rds height, the through hole and valve opening are in same level height, knob is rotatably connected at the top of the valve pocket, the inside of the valve pocket, which is run through, valve rod, the top of the valve element is provided with and valve rod is to corresponding slot, the valve rod is plugged in slot, the junction of the knob and valve pocket is provided with sealing gasket, the bottom thread of the valve pocket is connected with bolt, the bolt end head is resisted against the bottom of valve element.By tightening bolt, bolt is applied pressure to valve element, so as to improve sealing property, extend the service life of valve element.
Description
Technical field
Ball valve technical field is the utility model is related to, specially a kind of wear resistance ball valve of good airproof performance.
Background technology
Valve is that one or more openings or passage are blocked come open and close or partly using a movable part, make liquid stream,
Air stream or other air-flows or a large amount of bulk materials can flow out, block or a kind of adjusted device.Ball valve (ball
Valve) come out in the 1950s, the rapid development of science and technology with ball valve, production technology and product structure it is continuous
Improve, in the 40 short years, developed rapidly as a kind of main valve class.In the country that western industrial is flourishing, ball
The use of valve constantly rises year by year.In China, ball valve is widely used in petroleum refining, long-distance transport pipes, chemical industry, made
The industries such as paper, pharmacy, water conservancy, electric power, municipal administration, steel, very important status is occupied in national economy.Ball valve is in pipeline
It is mainly used to make the flow direction for cutting off, distributing and changing medium, it is only needed with the operation and the rotation of very little being rotated by 90 °
Torque can just close tight.Ball valve optimum switchs, stop valve uses, V-type ball valve.
Ball valve controls the break-make of air-flow more by the way of rotary spool, and after long-time use, valve element easily wears,
Air-tightness is caused to be deteriorated.
The content of the invention
The purpose of this utility model is to provide a kind of wear resistance ball valve of good airproof performance, to solve to carry in above-mentioned background technology
The problem of going out.
To achieve the above object, the utility model provides following technical scheme：A kind of wear resistance ball valve of good airproof performance, including
First connecting tube and the second connecting tube, valve pocket, the inside of the valve pocket are provided between first connecting tube and the second connecting tube
Provided with valve element, the valve element is spherical, is connected between first connecting tube, the second connecting tube and valve pocket by through hole, described
Be provided with valve opening in valve element, the valve opening is located at 2/3rds height on valve element and located, the through hole and valve opening in same level highly,
Knob is rotatably connected at the top of the valve pocket, the inside of the valve pocket is through there is valve rod, and the top of the valve element is provided with and valve
Bar is plugged in slot to corresponding slot, the valve rod, and the junction of the knob and valve pocket is provided with sealing gasket, the valve pocket
Bottom thread be connected with bolt, the bolt end head is resisted against the bottom of valve element.
Preferably, the section of the slot is rectangle, the bottom of the valve rod and slot interference fit.
Preferably, the outer wall of the first connection tube end is provided with the first external screw thread, and described first connects the interior of tube end
Wall is provided with the first internal thread.
Preferably, the outer wall of the second connection tube end is provided with the second external screw thread, and described second connects the interior of tube end
Wall is provided with the second internal thread.
Preferably, the end of first connecting tube and the second connecting tube offers chamfering.
Compared with prior art, the beneficial effects of the utility model are：The utility model structure is novel, easy to operate, leads to
Cross at 2/3rds height, makes through hole and valve opening highly, by turning knob, make in same level valve opening design on valve element
Valve rod drives valve core rotation, so as to control the break-make of fluid, by being provided with sealing gasket in the junction of knob and valve pocket, ensures close
Sealing property, bolt is connected with by the bottom thread in valve pocket, bolt end head is resisted against the bottom of valve element, after long-time use
Valve element is worn by one end degree, by tightening bolt, bolt is applied pressure to valve element, so as to improve sealing property, is made
Valve element can continue to use, and extend the service life of valve element, and the first connection tube end is provided with the first external screw thread and the first internal thread,
The external screw thread of end second and the second internal thread of second connecting tube, it is convenient to be connected with external pipe, there is very high practicality, greatly
A kind of use feature of the wear resistance ball valve of good airproof performance is improved greatly, ensures its using effect and utilization benefit, is adapted to wide
General popularization.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is valve core structure schematic diagram of the present utility model；
Fig. 3 is part-structure schematic diagram of the present utility model.
In figure：It is 1 first connecting tube, 2 second connecting tubes, 3 valve pockets, 4 through holes, 5 valve elements, 6 valve openings, 7 valve rods, 8 slots, 9 close
Packing, 10 first external screw threads, 11 first internal threads, 12 second external screw threads, 13 second internal threads, 14 bolts, 15 knobs.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1-3 are referred to, the utility model provides a kind of technical scheme：A kind of wear resistance ball valve of good airproof performance, including the
One connecting tube 1 and the second connecting tube 2, valve pocket 3 is provided between the connecting tube 2 of the first connecting tube 1 and second, the valve pocket 3
Inside is provided with valve element 5, and the valve element 5 is spherical, passes through through hole 4 between first connecting tube 1, the second connecting tube 2 and valve pocket 3
Connect, valve opening 6 is provided with the valve element 5, the valve opening 6 is located on valve element 5 at 2/3rds height, the through hole 4 and valve opening 6
In same level height, the top of the valve pocket 3 is rotatably connected to knob 15, and the inside of the valve pocket 3, which is run through, valve rod 7, institute
State valve element 5 top be provided with and valve rod 7 be plugged in corresponding slot 8, the valve rod 7 in slot 8, the knob 15 and valve pocket
3 junction is provided with sealing gasket 9, and the bottom thread of the valve pocket 3 is connected with bolt 14, and the top of bolt 14 is resisted against valve element
5 bottom, the section of the slot 8 is rectangle, and the bottom of the valve rod 7 and slot 8 are interference fitted, first connecting tube
The outer wall of 1 end is provided with the first external screw thread 10, and the inwall of the end of the first connecting tube 1 is provided with the first internal thread 11, and described
The outer wall of the end of two connecting tube 2 is provided with the second external screw thread 12, and the inwall of the end of the second connecting tube 2 is provided with the second internal thread
13, the end of the connecting tube 2 of the first connecting tube 1 and second offers chamfering.
Operation principle：In use, at 2/3rds height, make through hole 4 and valve opening 6 on valve element 5 by the way that valve opening 6 is designed
Same level height, by turning knob 15, valve rod 7 is rotated with movable valve plug 5, so as to control the break-make of fluid, by
The junction of knob 15 and valve pocket 3 is provided with sealing gasket 9, ensures sealing property, by being connected with bolt in the bottom thread of valve pocket 3
14, the top of bolt 14 is resisted against the bottom of valve element 5, worn for a long time using back valve core 5 by one end degree, by tightening
Bolt 14, bolt 14 is applied pressure to valve element 5, so as to improve sealing property, make valve element 5 can continue to use, extend valve element 5
Service life, the end of the first connecting tube 1 is provided with the first external screw thread 10 and the first internal thread 11, the end of the second connecting tube 2
Two external screw threads 12 and the second internal thread 13, it is convenient to be connected with external pipe.
In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. term should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, above-mentioned term can be understood as the case may be
Concrete meaning in the utility model.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of wear resistance ball valve of good airproof performance, including the first connecting tube（1）With the second connecting tube（2）, it is characterised in that：It is described
First connecting tube（1）With the second connecting tube（2）Between be provided with valve pocket（3）, the valve pocket（3）Inside be provided with valve element（5）, it is described
Valve element（5）To be spherical, first connecting tube（1）, the second connecting tube（2）And valve pocket（3）Between pass through through hole（4）Connection, institute
State valve element（5）In be provided with valve opening（6）, the valve opening（6）Positioned at valve element（5）At upper 2/3rds height, the through hole（4）And valve
Hole（6）In same level height, the valve pocket（3）Top be rotatably connected to knob（15）, the valve pocket（3）Inside run through
There is valve rod（7）, the valve element（5）Top be provided with and valve rod（7）To corresponding slot（8）, the valve rod（7）It is plugged in slot
（8）In, the knob（15）And valve pocket（3）Junction be provided with sealing gasket（9）, the valve pocket（3）Bottom thread be connected with
Bolt（14）, the bolt（14）Top is resisted against valve element（5）Bottom.
A kind of 2. wear resistance ball valve of good airproof performance according to claim 1, it is characterised in that：The slot（8）Section
For rectangle, the valve rod（7）Bottom and slot（8）Interference fit.
A kind of 3. wear resistance ball valve of good airproof performance according to claim 1, it is characterised in that：First connecting tube（1）
The outer wall of end is provided with the first external screw thread（10）, first connecting tube（1）The inwall of end is provided with the first internal thread（11）.
A kind of 4. wear resistance ball valve of good airproof performance according to claim 1, it is characterised in that：Second connecting tube（2）
The outer wall of end is provided with the second external screw thread（12）, second connecting tube（2）The inwall of end is provided with the second internal thread（13）.
A kind of 5. wear resistance ball valve of good airproof performance according to claim 1, it is characterised in that：First connecting tube（1）
With the second connecting tube（2）End offer chamfering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720955933.5U CN207145649U (en) | 2017-08-02 | 2017-08-02 | A kind of wear resistance ball valve of good airproof performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720955933.5U CN207145649U (en) | 2017-08-02 | 2017-08-02 | A kind of wear resistance ball valve of good airproof performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207145649U true CN207145649U (en) | 2018-03-27 |
Family
ID=61673703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720955933.5U Expired - Fee Related CN207145649U (en) | 2017-08-02 | 2017-08-02 | A kind of wear resistance ball valve of good airproof performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207145649U (en) |
-
2017
- 2017-08-02 CN CN201720955933.5U patent/CN207145649U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180327 Termination date: 20210802 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |