CN107725818A - A kind of anti-backflow filter-type ball valve - Google Patents
A kind of anti-backflow filter-type ball valve Download PDFInfo
- Publication number
- CN107725818A CN107725818A CN201711103619.5A CN201711103619A CN107725818A CN 107725818 A CN107725818 A CN 107725818A CN 201711103619 A CN201711103619 A CN 201711103619A CN 107725818 A CN107725818 A CN 107725818A
- Authority
- CN
- China
- Prior art keywords
- spheroid
- filter screen
- filter
- ball valve
- fastening bolt
- 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.)
- Pending
Links
- 238000007789 sealing Methods 0.000 claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 21
- 238000005096 rolling process Methods 0.000 claims description 15
- 239000007788 liquid Substances 0.000 abstract description 18
- 230000000694 effects Effects 0.000 abstract description 5
- 239000000356 contaminant Substances 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 3
- 238000004140 cleaning Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000012535 impurity Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/06—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having spherical surfaces; Packings therefor
- F16K5/061—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having spherical surfaces; Packings therefor knee-joint
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/02—Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks
- B01D35/04—Plug, tap, or cock filters filtering elements mounted in or on a faucet
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/06—Construction of housing; Use of materials therefor of taps or cocks
- F16K27/067—Construction of housing; Use of materials therefor of taps or cocks with spherical plugs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/08—Details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K51/00—Other details not peculiar to particular types of valves or cut-off apparatus
Abstract
The invention discloses a kind of anti-backflow filter-type ball valve, including water inlet, fastening bolt, the first spheroid and rotary shaft, right side inside the water inlet is provided with port, and filter screen is mounted with the right side of port, the fastening bolt is through the upper end of filter screen, and sealing block is mounted with above fastening bolt, the upper end of the sealing block is fixed with anchorage bar, the upper left side of first spheroid is provided with left valve barrel, and first sphere installation in the right side of filter screen, the second spheroid is provided with the right side of first spheroid, and delivery port is mounted with the right side of the second spheroid.The anti-backflow filter-type ball valve is provided with filter screen, filter screen can filter to the liquid flowed through, so as to which the contaminant filter in liquid be got off, serve good filter effect, filter screen can be fixed by the rotation of fastening bolt, so that chute of the sealing block above water inlet seals, ensure filter screen can with it is easy to disassemble while it is also ensured that the sealing of water inlet.
Description
Technical field
The present invention relates to ball-cock device technical field, specially a kind of anti-backflow filter-type ball valve.
Background technology
Ball valve should be stop valve in extra large work and ship domain, refer to making opening and closing element, spheroid with the spheroid with manhole
Rotated with valve rod, to realize the valve of switching motion.All there is a series of defects, such as ball valve to exist for the common ball valve of in the market
Impurity can be contained in the process liquids used, although being provided with filter screen in common ball valve, its filter screen is not easy to be torn open
Cleaning is unloaded, so as to have impact on the trafficability performance of ball valve, ball valve liquid during use can occur backflow and flow backwards into the first ball
In body, so as to have impact on the overall use of ball valve, spheroid mechanical wear when rotating is excessive, so as to have impact on making for ball valve
The problem of with the life-span, the presence of these problems all have impact on the use of market upper ball valve, can not meet the demand used, therefore,
A kind of it is proposed that anti-backflow filter-type ball valve.
The content of the invention
It is an object of the invention to provide a kind of anti-backflow filter-type ball valve, to solve the ball proposed in above-mentioned background technology
Valve can contain impurity in the process liquids used, although being provided with filter screen in common ball valve, its filter screen be not easy into
Row dismounting cleaning, so as to have impact on the trafficability performance of ball valve, ball valve liquid during use can occur backflow and flow backwards into the
In one spheroid, so as to have impact on the overall use of ball valve, spheroid mechanical wear when rotating is excessive, so as to have impact on ball valve
Service life the problem of.
To achieve the above object, the present invention provides following technical scheme：A kind of anti-backflow filter-type ball valve, including water inlet
Mouth, fastening bolt, the first spheroid and rotary shaft, the right side inside the water inlet are provided with port, and the right side placement of port
There is filter screen, the fastening bolt is mounted with sealing block through the upper end of filter screen above fastening bolt, the sealing block
Upper end is fixed with anchorage bar, and the upper left side of first spheroid is provided with left valve barrel, and the first sphere installation is in the right side of filter screen,
Right valve barrel is mounted with the right side of the left valve barrel, and fixing axle is provided with above right valve barrel, the top installation of the fixing axle
There is valve rod, the rotary shaft is connected to the bottom of the first spheroid, and the bottom of rotary shaft is through the inside of rolling bearing, described
The second spheroid is provided with the right side of first spheroid, and delivery port is mounted with the right side of the second spheroid.
Preferably, the upper end of the filter screen is inlaid with fastening screw, and fastens in the axis and fastening bolt of screw
Axis overlaps, and the screw thread form fastened in screw matches with the screw thread form in fastening bolt.
Preferably, the filter screen is circular configuration, and is movable connection structure between filter screen and water inlet.
Preferably, it is structure as a whole between the sealing block and anchorage bar, and the length of sealing block and the diameter phase of filter screen
Deng.
Preferably, the rolling bearing includes bearing ball and inner cylinder, and bearing ball is internally provided with inner cylinder, inner cylinder
To be flexibly connected between bearing ball, the first spheroid forms rotational structure by rotary shaft and rolling bearing, the first spheroid
Slewing area is 0-90 °.
Preferably, the structure of second spheroid is identical with the structure of the first spheroid, the second spheroid and the first spheroid
The distance between be 2cm.
Compared with prior art, the beneficial effects of the invention are as follows：The anti-backflow filter-type ball valve is provided with filter screen, and filter screen can
To be filtered to the liquid flowed through, so as to which the contaminant filter in liquid be got off, good filter effect is served, by tight
Filter screen can be fixed for the rotation of fixing bolt, so that chute of the sealing block above water inlet seals, protect
Demonstrate,prove filter screen can with it is easy to disassemble while it is also ensured that the sealing of water inlet so that whole ball valve can normally enter
Exercise and use, dismounting cleaning eaily also is carried out to filter screen, so as to ensure the filter effect of filter screen, is provided with rolling bearing,
Rotary shaft rotates in rolling bearing when spheroid is rotated, so that inner cylinder rotates on bearing ball, very well
Mechanical wear when reducing rotation, ensure that service life, water outlet be provided with the second spheroid, so as to fine
The refluence of liquid is prevented by the switch of the second spheroid, prevent liquid from flowing backwards into the first spheroid, ensure that the first spheroid
Service life, ensure that ball valve normally uses, substantially increase the practicality of the anti-backflow filter-type ball valve.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is filter screen side structure schematic view of the present invention；
Fig. 3 is rotating bearing structure schematic diagram of the present invention.
In figure：1st, water inlet, 2, port, 3, filter screen, 4, fastening bolt, 5, sealing block, 6, anchorage bar, the 7, first spheroid,
8th, left valve barrel, 9, right valve barrel, 10, fixing axle, 11, valve rod, 12, rotary shaft, 13, rolling bearing, 1301, bearing ball, 1302,
Inner cylinder, the 14, second spheroid, 15, delivery port, 16, fastening screw.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Fig. 1-3 are referred to, the present invention provides a kind of technical scheme：A kind of anti-backflow filter-type ball valve, including water inlet 1,
Port 2, filter screen 3, fastening bolt 4, sealing block 5, anchorage bar 6, the first spheroid 7, left valve barrel 8, right valve barrel 9, fixing axle 10, valve rod
11st, rotary shaft 12, rolling bearing 13, the second spheroid 14, delivery port 15 and fastening screw 16, the right side setting inside water inlet 1
There is a port 2, and the right side of port 2 is mounted with filter screen 3, fastening bolt 4 is through the upper end of filter screen 3, and the top of fastening bolt 4
Sealing block 5 is mounted with, the upper end of filter screen 3 is inlaid with fastening screw 16, and fastens in axis and the fastening bolt 4 of screw 16
Axis overlaps, and the screw thread form fastened in screw 16 matches with the screw thread form in fastening bolt 4, is existed by fastening bolt 4
Rotation in fastening screw 16 easily can be fixed and dismantle to filter screen 3, and filter screen 3 is circular configuration, and filter screen 3 is with entering
It is movable connection structure between the mouth of a river 1, filter screen 3 can filter to the liquid flowed through, so as to by the contaminant filter in liquid
Get off, serve good filter effect, in that context it may be convenient to filter screen 3 is disassembled and cleared up, so as to ensure the mistake of filter screen 3
Effect is filtered, the upper end of sealing block 5 is fixed with anchorage bar 6, is structure as a whole between sealing block 5 and anchorage bar 6, and sealing block 5
Length is equal with the diameter of filter screen 3, and chute of the sealing block 5 above water inlet 1 seals, and is ensureing that filter screen 3 can be in order to
It is also ensured that the sealing of water inlet 1 while dismounting, so that whole ball valve can be used normally, the first ball
The upper left side of body 7 is provided with left valve barrel 8, and the first spheroid 7 is installed on the right side of filter screen 3, and the right side of left valve barrel 8 is mounted with right valve
Body 9, and the top of right valve barrel 9 is provided with fixing axle 10, the top of fixing axle 10 is provided with valve rod 11, and rotary shaft 12 is connected to
The bottom of one spheroid 7, and the bottom of rotary shaft 12 is provided with through the inside of rolling bearing 13, the right side of the first spheroid 7
Two spheroids 14, and the right side of the second spheroid 14 is mounted with delivery port 15, rolling bearing 13 includes bearing ball 1301 and inner cylinder
1302, and bearing ball 1301 is internally provided with inner cylinder 1302, to be flexibly connected between inner cylinder 1302 and bearing ball 1301,
First spheroid 7 forms rotational structure by rotary shaft 12 and rolling bearing 13, and the slewing area of the first spheroid 7 is 0-90 °, in ball
Rotary shaft 12 rotates in rolling bearing 13 when body is rotated, so that inner cylinder 1302 turns on bearing ball 1301
It is dynamic, mechanical wear during rotation is reduced well, ensure that service life, the structure of the second spheroid 14 and the first spheroid 7
Structure is identical, and the distance between the second spheroid 14 and the first spheroid 7 are 2cm, can be very good by the second spheroid 14
Switch to prevent the refluence of liquid, prevent liquid from flowing backwards into the first spheroid 7, ensure that the service life of the first spheroid 7, ensure
Ball valve normally uses.
Operation principle：For this kind of anti-backflow filter-type ball valve, first rotation valve rod 11, valve rod 11 is in fixing axle 10
Rotate, so as to drive the first spheroid 7 to rotate, the rotary shaft 12 of the bottom of the first spheroid 7 rotates in rolling bearing 13, by the first ball
Body 7 is rotated by 90 °, so that liquid can be flowed into the second spheroid 14 after being entered by water inlet 1 by the first spheroid 7,
Second spheroid 14 is opened by same method, so as to which liquid can be flowed out by delivery port 15, without using when can be with
Second spheroid 14 is shut by the rotation of valve rod 11, so as to prevent the backflow of liquid, filter screen 3 can enter to the impurity in liquid
Row filtering, then unscrews fastening bolt 4, is cleared up so as to which filter screen 3 is extracted out from water inlet 1, will after cleaning out
Filter screen 3 is put into water inlet 1, then fastening bolt 4 is screwed into fastening screw 16, so as to which sealing block 5 can be to groove
Sealed, complete the use process of whole anti-backflow filter-type ball valve like this.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of anti-backflow filter-type ball valve, including water inlet (1), fastening bolt (4), the first spheroid (7) and rotary shaft (12),
It is characterized in that：The internal right side of the water inlet (1) is provided with port (2), and filter screen (3) is mounted with the right side of port (2),
The fastening bolt (4) and is mounted with sealing block (5) through the upper end of filter screen (3) above fastening bolt (4), described close
The upper end of envelope block (5) is fixed with anchorage bar (6), and the upper left side of first spheroid (7) is provided with left valve barrel (8), and the first ball
Body (7) is installed on the right side of filter screen (3), and right valve barrel (9), and the top of right valve barrel (9) are mounted with the right side of the left valve barrel (8)
Fixing axle (10) is provided with, valve rod (11) is installed above the fixing axle (10), the rotary shaft (12) is connected to first
The bottom of spheroid (7), and the bottom of rotary shaft (12) is through the inside of rolling bearing (13), the right side of first spheroid (7)
Side is provided with the second spheroid (14), and delivery port (15) is mounted with the right side of the second spheroid (14).
A kind of 2. anti-backflow filter-type ball valve according to claim 1, it is characterised in that：The upper end edge of the filter screen (3)
Embedded with fastening screw (16), and the axis for fastening screw (16) overlaps with the axis of fastening bolt (4), fastening screw (16)
Interior screw thread form matches with the screw thread form in fastening bolt (4).
A kind of 3. anti-backflow filter-type ball valve according to claim 1, it is characterised in that：The filter screen (3) is tied to be circular
Structure, and be movable connection structure between filter screen (3) and water inlet (1).
A kind of 4. anti-backflow filter-type ball valve according to claim 1, it is characterised in that：The sealing block (5) and fastening
Bar is structure as a whole between (6), and the length of sealing block (5) is equal with the diameter of filter screen (3).
A kind of 5. anti-backflow filter-type ball valve according to claim 1, it is characterised in that：The rolling bearing (13) includes
Bearing ball (1301) and inner cylinder (1302), and bearing ball (1301) is internally provided with inner cylinder (1302), inner cylinder (1302)
To be flexibly connected between bearing ball (1301), the first spheroid (7) is made up of rotary shaft (12) and rolling bearing (13) to be turned
Dynamic structure, the slewing area of the first spheroid (7) is 0-90 °.
A kind of 6. anti-backflow filter-type ball valve according to claim 1, it is characterised in that：The knot of second spheroid (14)
Structure is identical with the structure of the first spheroid (7), and the distance between the second spheroid (14) and the first spheroid (7) are 2cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711103619.5A CN107725818A (en) | 2017-11-10 | 2017-11-10 | A kind of anti-backflow filter-type ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711103619.5A CN107725818A (en) | 2017-11-10 | 2017-11-10 | A kind of anti-backflow filter-type ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107725818A true CN107725818A (en) | 2018-02-23 |
Family
ID=61215701
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711103619.5A Pending CN107725818A (en) | 2017-11-10 | 2017-11-10 | A kind of anti-backflow filter-type ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107725818A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109000035A (en) * | 2018-08-13 | 2018-12-14 | 普雷沃流体控制科技（芜湖）有限公司 | It is a kind of to facilitate the solenoid valve cleared up |
| CN109027415A (en) * | 2018-10-23 | 2018-12-18 | 镇江市神龙电器管件有限公司 | The slow pressure anti-leakage flange formula ball valve of one kind |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2549281Y (en) * | 2002-05-10 | 2003-05-07 | 陈会松 | Ball check valve |
| JP2007309418A (en) * | 2006-05-18 | 2007-11-29 | Kurimoto Shoji Kk | Water stop valve |
| CN201246484Y (en) * | 2008-03-24 | 2009-05-27 | 泉州中宇卫浴科技实业有限公司 | Ball valve with inverse stop apparatus |
| CN202432004U (en) * | 2011-12-23 | 2012-09-12 | 江苏苏盐阀门机械有限公司 | Trunnion ball valve capable of opened and closed easily |
| CN204592382U (en) * | 2015-03-06 | 2015-08-26 | 宁波一机阀门制造有限公司 | A kind of novel three-body type fixed spherical valve |
| CN205715761U (en) * | 2016-05-21 | 2016-11-23 | 福建南安市九尊王洁具有限公司 | A kind of modified model Double-active-joint ball valve |
-
2017
- 2017-11-10 CN CN201711103619.5A patent/CN107725818A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2549281Y (en) * | 2002-05-10 | 2003-05-07 | 陈会松 | Ball check valve |
| JP2007309418A (en) * | 2006-05-18 | 2007-11-29 | Kurimoto Shoji Kk | Water stop valve |
| CN201246484Y (en) * | 2008-03-24 | 2009-05-27 | 泉州中宇卫浴科技实业有限公司 | Ball valve with inverse stop apparatus |
| CN202432004U (en) * | 2011-12-23 | 2012-09-12 | 江苏苏盐阀门机械有限公司 | Trunnion ball valve capable of opened and closed easily |
| CN204592382U (en) * | 2015-03-06 | 2015-08-26 | 宁波一机阀门制造有限公司 | A kind of novel three-body type fixed spherical valve |
| CN205715761U (en) * | 2016-05-21 | 2016-11-23 | 福建南安市九尊王洁具有限公司 | A kind of modified model Double-active-joint ball valve |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109000035A (en) * | 2018-08-13 | 2018-12-14 | 普雷沃流体控制科技（芜湖）有限公司 | It is a kind of to facilitate the solenoid valve cleared up |
| CN109000035B (en) * | 2018-08-13 | 2019-10-11 | 普雷沃流体控制科技（芜湖）有限公司 | It is a kind of to facilitate the solenoid valve cleared up |
| CN109027415A (en) * | 2018-10-23 | 2018-12-18 | 镇江市神龙电器管件有限公司 | The slow pressure anti-leakage flange formula ball valve of one kind |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180223 |
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| RJ01 | Rejection of invention patent application after publication |