CN106704645A - Fireproof check valve - Google Patents
Fireproof check valve Download PDFInfo
- Publication number
- CN106704645A CN106704645A CN201710147371.6A CN201710147371A CN106704645A CN 106704645 A CN106704645 A CN 106704645A CN 201710147371 A CN201710147371 A CN 201710147371A CN 106704645 A CN106704645 A CN 106704645A
- Authority
- CN
- China
- Prior art keywords
- valve
- fire
- check valve
- valve body
- governor motion
- 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.)
- Granted
Links
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
- F16K15/00—Check valves
- F16K15/02—Check valves with guided rigid valve members
- F16K15/03—Check valves with guided rigid valve members with a hinged closure member or with a pivoted closure member
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- 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
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/0209—Check valves or pivoted valves
- F16K27/0227—Check valves or pivoted valves with the valve members swinging around an axis located at the edge of or outside the valve member
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/20—Removing cooking fumes
- F24C15/2021—Arrangement or mounting of control or safety systems
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Check Valves (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention relates to a fireproof check valve. By means of the fireproof check valve, the problem that it is difficult to demount a fireproof check valve from an exhaust channel is solved. The fireproof check valve comprises a valve body, a valve plate and a connecting rod. An exhaust opening is formed in the valve body. The valve plate is arranged on the exhaust opening in a covering manner. The valve plate is connected with the valve body through the connecting rod. The fireproof check valve further comprises an adjusting mechanism and operating rods, wherein the adjusting mechanism corresponds to the valve body. The valve body is provided with mounting channels. One end of each operating rod is arranged outside the valve body, and the other end of each operating rod penetrates the corresponding mounting channel and drives the adjusting mechanism to move so that the spacing distance between the adjusting mechanism and the valve body can be controlled.
Description
Technical field
The present invention relates to a kind of fire-preventing check valve.
Background technology
Fire-preventing check valve includes valve body, valve block and the connecting rod for connecting valve block and valve body, and valve body is provided with exhaust outlet, valve
Piece lid is located on exhaust outlet, and connecting rod is rotated relative to valve body, to realize that exhaust outlet is opened or closed to valve block.Fire-preventing check valve is installed
On the tube wall of exhaust duct, moved in exhaust duct by exhaust outlet with the flue gas for realizing premises.However, existing fire prevention stops
Valve is returned to be difficult to be pulled down from exhaust duct.
The content of the invention
Problem to be solved by this invention is just to provide a kind of fire-preventing check valve, to facilitate fire-preventing check valve from exhaust duct
Pull down.
To solve the above problems, the present invention provides following technical scheme：
A kind of fire-preventing check valve, including valve body, valve block and connecting rod, the valve body are provided with exhaust outlet, and the valve block lid sets
On the exhaust outlet, the valve block is connected with the valve body by the connecting rod, the fire-preventing check valve also include with it is described
The corresponding governor motion of valve body and action bars, the valve body are provided with installation passage, and described action bars one end is arranged on the valve
In vitro, the action bars other end is through the installation passage and orders about the governor motion motion, to control the regulation machine
Spacing distance between structure and the valve body.
Further, the governor motion includes adjustable plate and the fixture block being connected with adjustable plate rotation, the regulation
Plate is provided with baffle plate, and the fixture block is rotated relative to the adjustable plate, so that the fixture block offsets with the baffle plate.
Further, the adjustable plate includes plate body and the projection stretched out by the plate body, and the baffle plate is by described
Convex side wall extends to be formed forward.
Further, the fixture block forms axle center with the junction of the adjustable plate, and the center of gravity of the fixture block is positioned at described
The outside in axle center.
Further, the fire-preventing check valve also includes the wind scooper being connected with the valve body, and the wind scooper is provided with
Guide channel for limiting the governor motion movement locus.
Further, the fire-preventing check valve also includes connector, and the governor motion is arranged on outside the wind scooper simultaneously
And the governor motion is fixedly connected with described connector one end, the guide channel is pilot hole, and the connector other end is passed through
Wear the pilot hole and be fixedly connected with the action bars other end.
Further, the action bars is the first bolt, and the connector is provided with the spiral shell coordinated with first bolt
Pit.
Further, the connector includes the second bolt being fixedly connected with the governor motion, and the screwed hole sets
Put the head in second bolt.
Further, the governor motion is rotated with the wind scooper and is connected.
Further, the valve body includes decoration panel and valve element, and the governor motion is corresponding with the decoration panel, institute
State decoration panel and be provided with mounting hole, the valve element inserts the mounting hole and removable on the decoration panel.
Beneficial effects of the present invention：
Fire-preventing check valve of the invention includes action bars and governor motion, and installation passage, action bars one are provided with valve body
End is arranged on outside valve body, and the action bars other end is through installation passage and orders about governor motion motion, to change governor motion and valve
Spacing distance between body, because governor motion is corresponding with valve body, therefore, insert governor motion and valve body in the tube wall of exhaust duct
Between gap, and action bars driven after governor motion moves to valve body direction, and the tube wall of exhaust duct can be clamped in regulation
Between mechanism and valve body；When the tube wall of exhaust duct is clamped between governor motion and valve body, action bars drive governor motion to
Away from the motion of valve body direction, to facilitate fire-preventing check valve to be pulled down from exhaust duct.It is so designed that, fire-preventing check valve convenient disassembly.
Brief description of the drawings
Fig. 1 is the first stereogram of fire-preventing check valve in the preferred embodiment of the present invention；
Fig. 2 is the second stereogram of fire-preventing check valve in the preferred embodiment of the present invention；
Fig. 3 is the stereogram of valve body in the preferred embodiment of the present invention；
Fig. 4 is the stereogram of wind scooper in the preferred embodiment of the present invention；
Fig. 5 is the stereogram of preferred embodiment of the present invention middle clamp plate and bindiny mechanism；
Fig. 6 is the stereogram of preferred embodiment of the present invention middle clamp plate.
Specific embodiment
The technical scheme of the embodiment of the present invention is explained and illustrated with reference to the accompanying drawing of the embodiment of the present invention, but under
Embodiment only the preferred embodiments of the present invention are stated, and it is not all.Based on the embodiment in implementation method, those skilled in the art
Other embodiment is obtained on the premise of creative work is not made, protection scope of the present invention is belonged to.
Reference picture 1, a kind of fire-preventing check valve, including valve body, valve block 3 and connecting rod 4, valve body are provided with exhaust outlet 21, valve block 3
Lid is located on exhaust outlet 21, and valve block 3 is connected with valve body by connecting rod 4, when connecting rod 4 is rotated relative to valve body, to realize that valve block 3 is opened
Or close exhaust outlet 21.
Reference picture 2 and Fig. 5, difference from prior art is：The fire-preventing check valve of the present embodiment also includes and valve body
Corresponding governor motion 8 and action bars 6, valve body are provided with installation passage, and the one end of action bars 6 is arranged on outside valve body, and action bars 6 is another
One end is through installation passage and orders about governor motion 8 and moves, to control to adjust the spacing distance between mechanism 8 and valve body.
It should be noted that：Gap between the tube wall insertion governor motion 8 and valve body of exhaust duct, and action bars 6
After driving governor motion 8 to be moved to valve body direction, the tube wall of exhaust duct can be clamped between governor motion 8 and valve body；Work as row
The tube wall of air flue is clamped in when between governor motion 8 and valve body, and action bars 6 drives governor motion 8 to be moved to away from valve body direction,
To facilitate fire-preventing check valve to be pulled down from exhaust duct.
Reference picture 2 and Fig. 3, the installation passage of the present embodiment is the first mounting hole 11, and the action bars 6 is installed through first
Hole 11.Certainly, in other embodiments of the invention, the installation passage can be provided in the breach on valve body.
Reference picture 2, the governor motion 8 of the present embodiment includes adjustable plate 81 and the fixture block 82 being connected with the rotation of adjustable plate 81,
Adjustable plate 81 is provided with baffle plate 9, and the relative adjustment plate 81 of fixture block 82 is rotated, so that fixture block 82 offsets with baffle plate 9, specifically：From Fig. 5
With Fig. 6 as can be seen that adjustable plate 81 includes plate body 811 and stretched out by plate body 811 raised 812, baffle plate 9 is by raised 812
Side wall extends to be formed forward, and fire-preventing check valve also includes the 3rd bolt 10, first through hole of the 3rd bolt 10 on fixture block 82
And be fixedly connected with the 3rd screwed hole 8111 on raised 812, fixture block 82 is rotated around the 3rd bolt 10, so that the fixture block 82 and gear
Plate 9 offsets；When fixture block 82 and baffle plate 9 offset, the tube wall of exhaust duct can be clamped between fixture block 82 and valve body, to realize preventing
Fiery check-valves is fixed on the tube wall of exhaust duct.It is so designed that, during fire-preventing check valve insertion exhaust duct, fixture block 82 can
Offseted with plate body 811, in other words, fire-preventing check valve is reduced in insertion exhaust duct by reducing the volume of fire-preventing check valve
During the probability that is interfered with exhaust duct tube wall.In other embodiments of the invention, baffle plate from raised bottom wall to
Preceding extension is formed, and fire-preventing check valve includes rivet, and fixture block is connected with rivet rotation is projected through, and fixture block is rotated around rivet, so that
The fixture block offsets with baffle plate.
Certainly, in other embodiments of the invention, governor motion includes adjustable plate, and the tube wall of exhaust duct can also be clamped
Between adjustable plate and valve body, to realize that fire-preventing check valve is fixed on the tube wall of exhaust duct.
In the present embodiment, " raised 812 side wall extends forward " is that the side wall of projection 812 extends to valve body direction.
Preferably, when fixture block 82 and baffle plate 9 offset, the angle between the lateral wall 821 and the roof of baffle plate 9 of fixture block 82 is
90°。
Reference picture 5 and Fig. 6, the fixture block 82 of the present embodiment form axle center, the center of gravity of fixture block 82 with the junction of adjustable plate 81
Positioned at the outside in axle center, specifically：The axle center is the center of circle of the 3rd screwed hole 8111, and the lateral wall 821 of fixture block 82 sets vertically
Put, the madial wall 822 of fixture block 82 is obliquely installed, also, fixture block 82 is located at the width G T.GT.GT fixture blocks 82 of the one end of the 3rd screwed hole 8111
Away from the width of the one end of the 3rd screwed hole 8111.It is so designed that, fire-preventing check valve is clashed into by slight, and fixture block 82 will be at it
Rotated around the 3rd bolt 10 in the presence of self gravitation, to realize that fixture block 82 offsets with baffle plate 9.In other embodiment of the invention
In, the center of gravity and axis coinciding of fixture block.
Reference picture 2, Fig. 4 and Fig. 5, the wind scooper 5 of the present embodiment are provided with for limiting leading for the movement locus of governor motion 8
To passage, specifically：Fire-preventing check valve also includes connector 7, and governor motion 8 is arranged on outside wind scooper 5 and the governor motion 8
Be fixedly connected with the one end of connector 7, the guide channel be pilot hole 51, the other end of connector 7 through pilot hole 51 and with behaviour
Make the other end of bar 6 to be fixedly connected.It is so designed that, it is fire-preventing check valve simple structure, lightweight.In other embodiment of the invention
In, guide pad is provided with the outside of wind scooper, guide pad is provided with arc guide groove, and governor motion inserts arc guide groove and is somebody's turn to do
Governor motion is fixedly connected with the action bars other end.
Reference picture 2 and Fig. 5, the action bars 6 of the present embodiment is the first bolt, and connector 7 is provided with and coordinates with the first bolt
Screwed hole, the screwed hole is referred to as the first screwed hole 711 by the present embodiment for ease of distinguishing.It is so designed that, action bars 6 can be with
Reuse.In other embodiments of the invention, action bars is the first stud, and the first stud sequentially passes through nut and valve body simultaneously
It is fixedly connected with connector, is clamped between governor motion and valve body with the tube wall for realizing exhaust duct.
Reference picture 5 and Fig. 6, the connector 7 of the present embodiment include the second bolt being fixedly connected with governor motion 8, first
Screwed hole 711 is arranged on the head 71 of the second bolt, specifically：The top of plate body 811 is provided with the second screwed hole 8111, the second spiral shell
Bolt is fixedly connected with the second screwed hole 8111.It is so designed that, during electric tool drives the first bolt to rotate clockwise, the
Two bolts are moved to the cephalad direction of the first bolt, with the spacing distance for realizing reducing between fixture block 82 and valve body；In electronic work
During tool drives the first bolt to rotate counterclockwise, the second bolt is moved to the cephalad direction away from the first bolt, to realize increasing
Plus the spacing distance between fixture block 82 and valve body.In other embodiments of the invention, connector is connecting rod, connecting rod one end and tune
Section plate is connected as a single entity by welding, and the first screwed hole is arranged on the other end of connecting rod.
Reference picture 4 and Fig. 6, the adjustable plate 81 of the present embodiment are rotated with wind scooper 5 and are connected, specifically：Fire-preventing check valve is also
Including the 4th bolt, the bottom of plate body 811 is provided with the second through hole 8112, and wind scooper 5 is provided with the 4th screwed hole 52, the 4th bolt
It is fixedly connected through the second through hole 8112 and with the 4th screwed hole 52.In other embodiments of the invention, adjustable plate and wind-guiding
Cover passes through rivet interlacement, to realize that adjustable plate is rotated relative to wind scooper.
In the present embodiment, in adjustable plate 81 in the 4th bolt rotation process, the second bolt is slided along pilot hole 51.
Reference picture 2 and Fig. 3, the valve body of the present embodiment include the decoration panel 1 being connected with wind scooper 5 and are provided with exhaust outlet
21 valve element 2, governor motion 8 is corresponding with decoration panel 1, and decoration panel 1 is provided with and the corresponding mounting hole of wind scooper 5, this reality
Apply example and the mounting hole is referred to as the second mounting hole for ease of distinguishing, valve element 2 inserts the second mounting hole and removable installed in dress
On decoration panel 1, specifically：Valve element 2 inserts the second mounting hole, also, valve element 2 is connected on decoration panel 1.It is so designed that, when
When valve element 2 is separated with decoration panel 1, whether user can observe by the naked eye connector 7 and governor motion 8 in normal work.
In other embodiments of the invention, decoration panel is integrally formed with valve element；Or, valve element is fixed by screws in decorative cover
On plate.
In the present embodiment, because valve body includes decoration panel 1 and valve element 2, therefore, it is described " between governor motion 8 and valve body
Spacing distance " be " spacing distance between fixture block 82 and decoration panel 1 ".Additionally, the first mounting hole 11 is arranged on dress
On decoration panel 1.
The above, specific embodiment only of the invention, but protection scope of the present invention is not limited thereto, and is familiar with
Those skilled in the art should be understood that the present invention includes but is not limited to accompanying drawing and the above content described in specific embodiment.
Any modification without departing from function and structure principle of the invention is intended to be included in the scope of claims.
Claims (10)
1. a kind of fire-preventing check valve, including valve body, valve block and connecting rod, the valve body are provided with exhaust outlet, and the valve block lid is located at
On the exhaust outlet, the valve block is connected with the valve body by the connecting rod, it is characterised in that the fire-preventing check valve is also wrapped
Governor motion corresponding with the valve body and action bars are included, the valve body is provided with installation passage, and described action bars one end is set
Outside the valve body, the action bars other end is through the installation passage and orders about the governor motion motion, to control
State the spacing distance between governor motion and the valve body.
2. fire-preventing check valve as claimed in claim 1, it is characterised in that the governor motion include adjustable plate and with the tune
Section plate rotates the fixture block of connection, and the adjustable plate is provided with baffle plate, and the fixture block is rotated relative to the adjustable plate, so that the folder
Block offsets with the baffle plate.
3. fire-preventing check valve as claimed in claim 2, it is characterised in that the adjustable plate include plate body and from the plate body to
The projection of outer extension, the baffle plate is extended forward by the convex side wall and is formed.
4. fire-preventing check valve as claimed in claim 2, it is characterised in that the fixture block is formed with the junction of the adjustable plate
Axle center, the center of gravity of the fixture block is located at the outside in the axle center.
5. the fire-preventing check valve as described in one of Claims 1-4, it is characterised in that the fire-preventing check valve also includes and institute
The wind scooper of valve body connection is stated, the wind scooper is provided with the guide channel for limiting the governor motion movement locus.
6. fire-preventing check valve as claimed in claim 5, it is characterised in that the fire-preventing check valve also includes connector, described
Governor motion is arranged on outside the wind scooper and the governor motion is fixedly connected with described connector one end, the guide channel
It is pilot hole, the connector other end is fixedly connected through the pilot hole and with the action bars other end.
7. fire-preventing check valve as claimed in claim 6, it is characterised in that the action bars is the first bolt, the connector
It is provided with the screwed hole coordinated with first bolt.
8. fire-preventing check valve as claimed in claim 7, it is characterised in that the connector includes being fixed with the governor motion
Second bolt of connection, the screwed hole is arranged on the head of second bolt.
9. fire-preventing check valve as claimed in claim 5, it is characterised in that the governor motion and the wind scooper are rotated and connected
Connect.
10. the fire-preventing check valve as described in one of Claims 1-4, it is characterised in that the valve body includes decoration panel and valve
Core, the governor motion is corresponding with the decoration panel, and the decoration panel is provided with mounting hole, and the valve element inserts the peace
Dress hole is simultaneously removable on the decoration panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710147371.6A CN106704645B (en) | 2017-03-13 | 2017-03-13 | Fireproof check valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710147371.6A CN106704645B (en) | 2017-03-13 | 2017-03-13 | Fireproof check valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106704645A true CN106704645A (en) | 2017-05-24 |
| CN106704645B CN106704645B (en) | 2023-03-24 |
Family
ID=58917009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710147371.6A Active CN106704645B (en) | 2017-03-13 | 2017-03-13 | Fireproof check valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106704645B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110454594A (en) * | 2018-05-07 | 2019-11-15 | 宁波方太厨具有限公司 | A kind of fire-proof valve for flue |
| CN113090767A (en) * | 2021-03-26 | 2021-07-09 | 联知(北京)技术服务有限公司 | Fireproof check valve |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080053536A1 (en) * | 2006-08-31 | 2008-03-06 | Honeywell International, Inc. | High flow insert type check valve |
| CN202884135U (en) * | 2012-10-26 | 2013-04-17 | 杭州西蒙电器设备有限公司 | Novel public flue check valve |
| CN104748901A (en) * | 2013-08-07 | 2015-07-01 | 浙江富邦集团有限公司 | Tension detection machine for leather |
| CN205026153U (en) * | 2015-10-09 | 2016-02-10 | 杭州小米环境科技有限公司 | Fire -proof check valve |
| CN205026151U (en) * | 2015-10-09 | 2016-02-10 | 杭州小米环境科技有限公司 | Easy dismounting's fire protecion check valve |
| CN205245289U (en) * | 2015-12-11 | 2016-05-18 | 杭州蓝臣科技有限公司 | Can unpick and wash oil smoke check valve installation component of maintenance fast |
| CN206545717U (en) * | 2017-03-13 | 2017-10-10 | 杭州小米环境科技有限公司 | A kind of fire-preventing check valve |
-
2017
- 2017-03-13 CN CN201710147371.6A patent/CN106704645B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080053536A1 (en) * | 2006-08-31 | 2008-03-06 | Honeywell International, Inc. | High flow insert type check valve |
| CN202884135U (en) * | 2012-10-26 | 2013-04-17 | 杭州西蒙电器设备有限公司 | Novel public flue check valve |
| CN104748901A (en) * | 2013-08-07 | 2015-07-01 | 浙江富邦集团有限公司 | Tension detection machine for leather |
| CN205026153U (en) * | 2015-10-09 | 2016-02-10 | 杭州小米环境科技有限公司 | Fire -proof check valve |
| CN205026151U (en) * | 2015-10-09 | 2016-02-10 | 杭州小米环境科技有限公司 | Easy dismounting's fire protecion check valve |
| CN205245289U (en) * | 2015-12-11 | 2016-05-18 | 杭州蓝臣科技有限公司 | Can unpick and wash oil smoke check valve installation component of maintenance fast |
| CN206545717U (en) * | 2017-03-13 | 2017-10-10 | 杭州小米环境科技有限公司 | A kind of fire-preventing check valve |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110454594A (en) * | 2018-05-07 | 2019-11-15 | 宁波方太厨具有限公司 | A kind of fire-proof valve for flue |
| CN113090767A (en) * | 2021-03-26 | 2021-07-09 | 联知(北京)技术服务有限公司 | Fireproof check valve |
| CN113090767B (en) * | 2021-03-26 | 2022-06-17 | 联知(北京)技术服务有限公司 | Fireproof check valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106704645B (en) | 2023-03-24 |
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