CN112413142A - Double-layer blade mechanical self-limiting fireproof air valve - Google Patents
Double-layer blade mechanical self-limiting fireproof air valve Download PDFInfo
- Publication number
- CN112413142A CN112413142A CN202011255149.6A CN202011255149A CN112413142A CN 112413142 A CN112413142 A CN 112413142A CN 202011255149 A CN202011255149 A CN 202011255149A CN 112413142 A CN112413142 A CN 112413142A
- Authority
- CN
- China
- Prior art keywords
- rotating shaft
- plate
- blade
- valve body
- driving
- 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
- 238000006243 chemical reaction Methods 0.000 claims abstract description 19
- 230000000149 penetrating effect Effects 0.000 claims abstract description 12
- 239000011490 mineral wool Substances 0.000 claims description 7
- 230000002265 prevention Effects 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 5
- 229910002804 graphite Inorganic materials 0.000 claims description 5
- 239000010439 graphite Substances 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 3
- 238000009413 insulation Methods 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
Images
Classifications
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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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
- F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
- F16K1/22—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
- F16K1/223—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves with a plurality of valve members
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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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
- F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
- F16K1/22—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
- F16K1/224—Details of bearings for the axis of rotation
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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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
- F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
- F16K1/22—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
- F16K1/226—Shaping or arrangements of the sealing
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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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lift Valve (AREA)
Abstract
The invention relates to a double-layer blade mechanical self-limiting fireproof air valve, wherein a first blade, a second blade and a third blade are sequentially arranged on the cross section of a channel of a valve body, the central positions of the first blade, the second blade and the third blade are respectively provided with a vertical first rotating shaft, a vertical second rotating shaft and a vertical third rotating shaft, the first rotating shaft, the second rotating shaft and the third rotating shaft are rotatably supported and connected on the valve body in a penetrating way, the first rotating shaft, the upper parts of the three rotating shafts penetrate out of the upper part of the valve body and are connected to the self-limiting device in a penetrating mode, the first rotating shaft, the second rotating shaft and the third rotating shaft of the self-limiting device are connected to the base plate in a penetrating mode, the first rotating shaft is connected with the driving cylinder, one ends of the first driving plate and one end of the third driving plate are fixedly connected to the first rotating shaft and the third rotating shaft in a penetrating mode respectively, the other ends of the first driving plate and the third driving plate are hinged to the horizontal linkage plate to be connected with two ends, the second driving plate and the third driving plate are connected to the vertical linkage plate in a vertical downward mode, the lower end of the vertical linkage plate is hinged to one end of the second conversion plate. The air valve can effectively carry out self-limiting on the valve plate of the valve.
Description
Technical Field
The invention relates to an air valve, in particular to a mechanical self-limiting fireproof air valve with double layers of blades.
Background
The fire prevention blast gate is the special valve that is used for the diffuse purpose of fire prevention in the tuber pipe system, realizes preventing fires through opening and close of fire prevention blast gate valve, and the reliability that the control valve opened and close is especially important, and the rotation axis of traditional fire prevention blast gate valve block adopts cylinder or motor direct drive to rotate, and when cylinder or motor broke down, the valve block had the open by mistake or the mistake closed hidden danger, directly influences the safety in utilization performance.
Disclosure of Invention
The invention provides a double-layer blade mechanical self-limiting fireproof air valve which can effectively perform self-limiting on a valve plate of the valve.
The technical scheme adopted by the invention is as follows: the utility model provides a double-deck blade machinery is from spacing formula fire prevention blast gate, includes the valve body, drives actuating cylinder, blade, its characterized in that: the valve body is characterized in that a first blade, a second blade and a third blade are sequentially arranged on the channel section of the valve body, the central positions of the first blade, the second blade and the third blade are respectively provided with a first rotating shaft, a second rotating shaft and a third rotating shaft which are vertical, the first rotating shaft, the second rotating shaft and the third rotating shaft are rotatably supported and connected on the valve body in a penetrating way, the upper parts of the first rotating shaft, the second rotating shaft and the third rotating shaft penetrate through the upper part of the valve body and are connected on a self-limiting device in a penetrating way, the self-limiting device comprises a base plate, a first driving plate, a horizontal linkage plate, a vertical linkage plate, a third driving plate, a second conversion plate and a second driving plate, the first rotating shaft, the second rotating shaft and the second driving plate are arranged on the base plate, the first rotating shaft or the third rotating shaft is connected with a driving cylinder, one end of the first rotating shaft and the third rotating shaft are respectively fixedly connected with one end of the first driving, and one side of the horizontal linkage plate is arranged between the first rotating shaft and the second rotating shaft or between the second rotating shaft and the third rotating shaft, the vertical linkage plate is vertically and downwards connected, the length of the vertical linkage plate is greater than that of the first driving plate, the lower end of the vertical linkage plate is hinged with one end of the second conversion plate, the other end of the second conversion plate is hinged with one end of the second conversion plate, and the other end of the second conversion plate is fixedly connected with the second rotating shaft in a penetrating manner.
Furthermore, the base plate is supported on the valve body through the heat-insulating rock wool layer, and the first, second and third rotating shafts penetrate through the heat-insulating rock wool layer.
Furthermore, the first, second and third rotating shafts can be divided into an upper and a lower sections of coaxial shafts, and the upper and lower sections of coaxial shafts are respectively rotatably supported and penetrated on the upper and lower parts of the valve body channel.
Furthermore, the first, second and third blades adopt a double-layer sheet metal flanging forming plate-shaped structure.
Furthermore, the heat expansion graphite sealing strip is arranged at the joint of the first, second and third blades in sequence.
The invention adopts three blades to open and close the valve body channel, the rotating shafts of the three blades are all driven by the fixedly-penetrated driving plates, when the blades are closed, the vertical linkage plate, the second conversion plate and the second driving plate are positioned at one side of the second rotating shaft, when the blade is opened, the driving cylinder drives the first rotating shaft, the first rotating shaft drives the third rotating shaft to rotate by the first driving plate and the horizontal linkage plate via the first driving plate, the vertical linkage plate drives the second driving plate to drive the second rotating shaft to rotate by the second conversion plate under the drive of the horizontal linkage plate, when the blade is completely opened, the other side of the second rotating shaft driven by the second driving plate, the second driving plate and the vertical linkage plate are respectively positioned at two sides of the second rotating shaft, when no large external force acts on the first rotating shaft, the second rotating shaft and the third rotating shaft, even if the whole air valve is under the long-term vibration working condition, no hidden trouble is found, the limiting effect is stable, and the use safety of the air valve is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the self-limiting device of the present invention in the closed state of the air valve;
FIG. 3 is a schematic structural view of the self-limiting device of the present invention in a fully open state of the air valve;
FIG. 4 is a top cross-sectional view of three blades of the present invention.
In the figure: the device comprises a valve body 1, a first blade 2, a second blade 3, a third blade 4, a first rotating shaft 5, a second rotating shaft 6, a third rotating shaft 7, a heat-insulating rock wool layer 8, a base plate 9, a horizontal linkage plate 10, a vertical linkage plate 11, a first driving plate 12, a second driving plate 13, a third driving plate 14, a second conversion plate 15, a driving cylinder 16, a lap joint edge 17 and a thermal expansion graphite sealing strip 18.
Detailed Description
The present invention will be further described with reference to the following examples and the accompanying drawings.
FIGS. 1-3 show: a double-layer blade mechanical self-limiting fireproof air valve comprises a valve body 1, a first blade 2, a second blade 3, a third blade 4, a first rotating shaft 5, a second rotating shaft 6, a third rotating shaft 7, a heat insulation rock wool layer 8, a base plate 9, a horizontal linkage plate 10, a vertical linkage plate 11, a first driving plate 12, a second driving plate 13, a third driving plate 14, a second conversion plate 15, a driving cylinder 16, a lap joint edge 17 and a thermal expansion graphite sealing strip 18. The channel section of the valve body 1 is sequentially provided with a first blade, a second blade and a third blade 2, 3 and 4, the central positions of the upper end and the lower end of the first blade, the second blade and the third blade are respectively provided with a vertical first rotating shaft 5, a vertical second rotating shaft 6 and a vertical third rotating shaft 7, the first rotating shaft, the second rotating shaft and the third rotating shaft are rotatably supported and connected on the valve body in a penetrating way, the first rotating shaft, the second rotating shaft and the third rotating shaft on the upper part penetrate through a heat insulation rock wool layer 8 on the upper part of the valve body and then are connected on a base plate 9 in a penetrating way, a first driving plate 12, a second driving plate 13, a third driving plate 14 and a second conversion plate 15 are arranged on the base plate, the first rotating shaft 5 is connected with a driving cylinder 16, the first rotating shaft, the second rotating shaft and the third rotating shaft 5, 6 and 7 are respectively fixedly connected with one ends of the first driving plate 12, the second driving plate and the third driving plate 14 in, the length of the vertical linkage plate is larger than that of the first driving plate, the lower end of the vertical linkage plate is hinged to one end of the second conversion plate 15, and the other end of the second conversion plate is hinged to the other end of the second conversion plate 13.
The first, second and third blades of the invention adopt a double-layer sheet metal flanging forming plate-shaped structure, the overlapping edge 17 is arranged at the sequential sealing and abutting joint, and the thermal expansion graphite sealing strip 18 corresponding to the abutting joint or overlapping edge of two adjacent blades is arranged at the sequential overlapping joint of the first, second and third blades.
Claims (5)
1. The utility model provides a double-deck blade machinery is from spacing formula fire prevention blast gate, includes the valve body, drives actuating cylinder, blade, its characterized in that: the valve body is characterized in that a first blade, a second blade and a third blade are sequentially arranged on the channel section of the valve body, the central positions of the first blade, the second blade and the third blade are respectively provided with a first rotating shaft, a second rotating shaft and a third rotating shaft which are vertical, the first rotating shaft, the second rotating shaft and the third rotating shaft are rotatably supported and connected on the valve body in a penetrating way, the upper parts of the first rotating shaft, the second rotating shaft and the third rotating shaft penetrate through the upper part of the valve body and are connected on a self-limiting device in a penetrating way, the self-limiting device comprises a base plate, a first driving plate, a horizontal linkage plate, a vertical linkage plate, a third driving plate, a second conversion plate and a second driving plate, the first rotating shaft, the second rotating shaft and the second driving plate are arranged on the base plate, the first rotating shaft or the third rotating shaft is connected with a driving cylinder, one end of the first rotating shaft and the third rotating shaft are respectively fixedly connected with one end of the first driving, and one side of the horizontal linkage plate is arranged between the first rotating shaft and the second rotating shaft or between the second rotating shaft and the third rotating shaft, the vertical linkage plate is vertically and downwards connected, the length of the vertical linkage plate is greater than that of the first driving plate, the lower end of the vertical linkage plate is hinged with one end of the second conversion plate, the other end of the second conversion plate is hinged with one end of the second conversion plate, and the other end of the second conversion plate is fixedly connected with the second rotating shaft in a penetrating manner.
2. The double-layer blade mechanical self-limiting fireproof air valve as claimed in claim 1, wherein: the base plate is supported on the valve body through the heat-insulating rock wool layer, and the heat-insulating rock wool layer is passed through by the first, second and third rotating shafts.
3. The double-layer blade mechanical self-limiting fireproof air valve as claimed in claim 1, wherein: the first, second and third rotating shafts can be divided into upper and lower sections of coaxial shaft bodies, and the upper and lower sections of coaxial shaft bodies are respectively rotatably supported and penetrated on the upper and lower parts of the valve body channel.
4. The double-layer blade mechanical self-limiting fireproof air valve as claimed in claim 1, wherein: the first, second and third blades are of a double-layer metal plate flanging forming plate-shaped structure.
5. The double-layer blade mechanical self-limiting fireproof air valve as claimed in claim 1, wherein: and thermal expansion graphite sealing strips are arranged at the joints of the first, second and third blades in sequence.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011255149.6A CN112413142A (en) | 2020-11-11 | 2020-11-11 | Double-layer blade mechanical self-limiting fireproof air valve |
| PCT/CN2020/139312 WO2022099879A1 (en) | 2020-11-11 | 2020-12-25 | Double-layer blade mechanical self-limiting fire damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011255149.6A CN112413142A (en) | 2020-11-11 | 2020-11-11 | Double-layer blade mechanical self-limiting fireproof air valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112413142A true CN112413142A (en) | 2021-02-26 |
Family
ID=74781040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011255149.6A Pending CN112413142A (en) | 2020-11-11 | 2020-11-11 | Double-layer blade mechanical self-limiting fireproof air valve |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN112413142A (en) |
| WO (1) | WO2022099879A1 (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20030041453A (en) * | 2001-11-20 | 2003-05-27 | 조창환 | Method and device for generating electricity using hydraulic lift power turbine |
| CN203703164U (en) * | 2014-01-08 | 2014-07-09 | 点夺机电工程江苏有限公司 | Square multiple-blade air valve |
| CN206221679U (en) * | 2016-11-10 | 2017-06-06 | 绍兴上虞九阳风机有限公司 | A kind of anti-fire smoke expelling valve |
| CN110185807A (en) * | 2019-06-11 | 2019-08-30 | 点夺机电工程江苏有限公司 | A kind of side's valve |
| CN111508788A (en) * | 2020-06-02 | 2020-08-07 | 兰姆达电气技术（苏州）有限公司 | Split type interlocking mechanism of gas charging cabinet |
| CN214534529U (en) * | 2020-11-11 | 2021-10-29 | 江苏兆胜空调有限公司 | Double-layer blade mechanical self-limiting fireproof air valve |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB921381A (en) * | 1959-12-31 | 1963-03-20 | Zd Y Na Vyrobu Vzduchotechnick | Regulating flap valve particularly for gaseous media |
| US4254795A (en) * | 1979-04-06 | 1981-03-10 | Wehr Corporation | Airflow control mechanism insertable into an air duct |
| DE102006010013B4 (en) * | 2005-03-11 | 2023-01-19 | Robert Geiger | Venetian blind for regulating a gas flow |
| CN202057011U (en) * | 2011-04-07 | 2011-11-30 | 盛立兴 | High-temperature resistant electric air volume adjusting valve |
| CN205504007U (en) * | 2016-03-28 | 2016-08-24 | 深圳市中航大记工程制品有限公司 | Built -in link assembly's blast gate |
| CN111059301A (en) * | 2019-12-31 | 2020-04-24 | 致和环境科技（江苏）有限公司 | Fire-proof valve |
-
2020
- 2020-11-11 CN CN202011255149.6A patent/CN112413142A/en active Pending
- 2020-12-25 WO PCT/CN2020/139312 patent/WO2022099879A1/en active Application Filing
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20030041453A (en) * | 2001-11-20 | 2003-05-27 | 조창환 | Method and device for generating electricity using hydraulic lift power turbine |
| CN203703164U (en) * | 2014-01-08 | 2014-07-09 | 点夺机电工程江苏有限公司 | Square multiple-blade air valve |
| CN206221679U (en) * | 2016-11-10 | 2017-06-06 | 绍兴上虞九阳风机有限公司 | A kind of anti-fire smoke expelling valve |
| CN110185807A (en) * | 2019-06-11 | 2019-08-30 | 点夺机电工程江苏有限公司 | A kind of side's valve |
| CN111508788A (en) * | 2020-06-02 | 2020-08-07 | 兰姆达电气技术（苏州）有限公司 | Split type interlocking mechanism of gas charging cabinet |
| CN214534529U (en) * | 2020-11-11 | 2021-10-29 | 江苏兆胜空调有限公司 | Double-layer blade mechanical self-limiting fireproof air valve |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2022099879A1 (en) | 2022-05-19 |
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