CN103994268B - Anti-fire smoke expelling valve ratchet-type closely controls actuator - Google Patents
Anti-fire smoke expelling valve ratchet-type closely controls actuator Download PDFInfo
- Publication number
- CN103994268B CN103994268B CN201410233434.6A CN201410233434A CN103994268B CN 103994268 B CN103994268 B CN 103994268B CN 201410233434 A CN201410233434 A CN 201410233434A CN 103994268 B CN103994268 B CN 103994268B
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- CN
- China
- Prior art keywords
- shift fork
- pillar
- hook
- bottom plate
- reset
- 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.)
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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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/002—Actuating devices; Operating means; Releasing devices actuated by temperature variation
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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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0675—Electromagnet aspects, e.g. electric supply therefor
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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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
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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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/60—Handles
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Mechanically-Actuated Valves (AREA)
- Air-Flow Control Members (AREA)
Abstract
The present invention relates to building smoke controlling field, especially relates to a kind of anti-fire smoke expelling valve ratchet-type and closely control actuator.It is engaged using main shaft ratchet plate with pawl, it is transmitted on the pillar of detent by reduction torsion spring power, pillar is fixed on bottom plate, therefore the structure after the engagement of two parts can keep stable, avoid original structure, spindle cam plate is connected with lever, and reduction torsion spring power is unstable caused by directly being born by swingable lever.Shift fork of the present invention is located in pawl on same pillar, and shift fork tail portion, which can push pawl aside, makes ratchet rotating shaft so that actuator is closed under the action of reduction torsion spring power, and shift fork head is engaged with hook, and the distance of two stress points to pillar is about 6 end to end：1, making shift fork only needs smaller tension spring that pawl can be made to take off tooth, and the power that entire mechanism needs electronic closing is made also to greatly reduce, and power of electromagnet also accordingly reduces.The present invention have manually, electrically, temperature control execute function, can interlock of fan.Suitable for fire resisting damper or smoke exhaust fire damper etc..
Description
Technical field
The present invention relates to building smoke controlling fields, especially relate to a kind of fire and smoke exhaust
Valve ratchet-type closely controls actuator.
Background technology
Nearly control execution device is used to be mounted on fire resisting damper, the exhaust smoke valve that must be provided in skyscraper ventilating system,
Its control valve blade is turned on and off.The structure that existing Jin Kong executing agencies generally use for：Actuator shaft passes through
Convex-concave supporting plate is connected with valve blade axis, five pawls of the control valve blade open angle being welded in actuator shaft be used for
The lever of electronic closing directly engages, and such structure has congenital drawback so that actuator performance is very unstable, due to operating mode
Difference, mechanism often has skidded or electronic the phenomenon that being failure to actuate, and reason is mainly that five pawls in shaft are engaged with lever,
Reduction torsion spring power is directly born to cause unstable by swingable lever, and in addition the engaging portion of five pawls and lever only has 1.5 to 2
Millimeter, the composition error and machining accuracy error of part lead to the unstable of properties of product.
Invention content
Present invention aim to provide a kind of anti-fire smoke expelling valve ratchet-type closely to control actuator, it can overcome the prior art
It is existing above insufficient.The object of the present invention is achieved like this, and anti-fire smoke expelling valve ratchet-type closely controls actuator, including pawl,
Pillar, shaft, bottom plate, it is characterised in that：Shaft axle sleeve, shift fork positioning pillar, hook pillar, temperature control reset post are welded on bottom plate
Son, temperature controller fix the parts such as short seat；The shaft 4 of fixed ratchet wheel piece 11 is set in shaft axle sleeve, 10 one end of reduction torsion spring with
Ratchet plate 11 couples, and the other end couples with bottom plate 7；Pawl 2 is arranged in the U-lag on shift fork 25, and with shift fork 25 with positioning
On pillar 3；In the middle part of shift fork 25 screw detent torsional spring 28；29 one end of shift fork reset tension spring is fixed in shift fork 25
The screw 1 in portion is in the following, the other end is screwed on bottom plate 7；On 25 head of shift fork, it is provided at 90 degree by linking up with shift fork
The hook 12 that pillar 21 positions, the setting of 12 heads of hook is fluted to engage with shift fork 25, is slided with screw 14 in the kidney slot of tail portion
The electromagnetic core 15 of the dynamic electronic closing of connection；Being cased on electromagnetic core 15 makes hook 12 be attracted the compression spring 13 resetted；In hook 12
Portion's also riveting has the steel cable 5 for making hook hand-reset；Electromagnet 8 is fixedly mounted on 7 lower left quarter of bottom plate with hook 12 at 90 by screw
Degree；Above hook 12, temperature controller 17 is fixed with by knurled nut 18 in the short seat 31 on 7 left side of bottom plate；On 31 the right of short seat, temperature
Control reset re-pack 16 by nut check temperature control reset pillar 20 on, 19 top of temperature control reduction torsion spring kink temperature control reset re-packs
On 16, lower part is sleeved in 7 hole of bottom plate, and temperature control reset, which re-packs, 16 to be pressed on temperature controller plug；Linking up with 12 heads, 25 top of shift fork
Two microswitches 23 are fixed on bottom plate 7 with screw, control the break-make of 8 power supply of electromagnet, and interlock of fan and signal are provided
Feedback function；The connecting terminal 30 of mechanism lower part is connect for actuator with external circuit.
The shaft upper end is provided with handle 9, for the hand-reset after mechanism closing.
25 front of shift fork is also welded with the handle A that can make shift fork hand-reset.
The present invention is engaged using main shaft ratchet plate with pawl, is transmitted on the pillar of detent by reduction torsion spring power,
Pillar is fixed on bottom plate, therefore the structure after the engagement of two parts can keep stable, avoid original structure, spindle cam plate with
Lever is connected, and reduction torsion spring power is unstable caused by directly being born by swingable lever.Shift fork of the present invention is located in pawl
On same pillar, shift fork tail portion, which can push pawl aside, makes ratchet rotating shaft so that actuator is closed under the action of reduction torsion spring power, shift fork
Head is engaged with hook, and the distance of two stress points to pillar is about 6 end to end：1, making shift fork only needs smaller tension spring that can make pawl
De- tooth, makes the power that entire mechanism needs electronic closing also greatly reduce, power of electromagnet also accordingly reduces.The present invention has hand
Dynamic, electronic, temperature control executes function, can interlock of fan.The present invention is suitable for fire resisting damper or smoke exhaust fire damper；The normally opened peace of fire resisting damper
Dress, 70 DEG C of temperature controller, manually, electrically or temperature control is closed, hand-reset；The normally closed installation of smoke exhaust fire damper, 280 DEG C of temperature controller, hand
Dynamic, electronic or temperature control is opened, hand-reset.
Description of the drawings
Fig. 1：It is the front view in schematic structural view of the invention；
Fig. 2：It is the vertical view in schematic structural view of the invention；
Fig. 3：It is the upward view in schematic structural view of the invention；
Fig. 4：It is the right view in schematic structural view of the invention；
Fig. 5：It is the left view in schematic structural view of the invention；
Fig. 6：It is axonometric drawing of the present invention；
1, screw M3.0,2, pawl, 3, pillar, 4, shaft, 5, hand-reset steel cable, 6, terminal box, 7, bottom plate, 8,20N
Ferroelectric, 9, handle, 10, reduction torsion spring, 11, ratchet plate, 12, hook, 13, compression spring, 14, screw M4.0,15, electromagnetic core, 16,
Temperature control reset re-packs, 17, temperature controller, 18, knurled nut, 19, temperature control reduction torsion spring, 20, temperature control reset pillar, 21, hook column
Son, 22, stop nut M6.0,23, microswitch, 24, handle A, 25, shift fork, 26, bolt M6.0,27, nut M6.0,28, spine
Pawl torsional spring, 29, shift fork reset tension spring, 30, binding post, 31, short seat, 32, axle sleeve.
Specific implementation mode
The invention will be further described below in conjunction with the accompanying drawings；
Anti-fire smoke expelling valve ratchet-type closely controls actuator, is to be welded with shaft axle sleeve 32 on bottom plate 7, shift fork positioning pillar 3, hang
Hook pillar 21, temperature control reset pillar 20, temperature controller fixes the parts such as short seat 31, on shaft axle sleeve 32 plane ratchet plate 11 with turn
The welding positioning of axis 4, the shaft 4 after welding is free to rotate in axle sleeve 32, and 10 one end of reduction torsion spring is sleeved on the hole of ratchet plate 11
In, the other end is screwed on bottom plate 7, and pawl 2 is swingable in the U-shaped space of shift fork, in upper plane and ratchet plate 11
Plane is equal, in the middle part of shift fork 25 screw detent torsional spring 28 so that the energy after shift fork 25 is engaged with hook 12 of pawl 2
It being engaged with ratchet plate 11, pawl 2 is located in shift fork 25 on pillar and can swing together, and amplitude of fluctuation is limited by bolt 26,
29 one end of shift fork reset tension spring is fixed on the screw 1 at the middle part of shift fork 25 in the following, the other end is screwed on bottom plate, effect
For：So that shift fork is taken off tooth with hook after hook-hanging motion, while the pawl 2 of tail portion being driven to take off tooth, 25 front of shift fork with ratchet plate 11
The handle A of shift fork hand-reset can be made by being also welded with.On shift fork head, 12 are linked up at 90 degree of settings with shift fork, is positioned laterally on
It links up on pillar 21, can freely up and down move, the groove of hook head portions can be engaged with shift fork 25, and screw is used in the kidney slot of tail portion
14 electromagnetic cores 15 for being slidably connected electronic closing, being cased on electromagnetic core 15 makes hook be attracted the compression spring 13 resetted, hook 12
Middle part also riveting has the steel cable 5 for making hook hand-reset.The screw of electromagnet 8 is mounted on 7 lower left quarter of bottom plate with hook into 90 degree, makees
For the power of the electronic closing of mechanism.Above hook 12, make mechanism with the fixation of knurled capnut 18 in the short seat 31 on 7 left side of bottom plate
The temperature controller 17 of temperature control action, temperature control reset 16 temperature control by nut check on 31 the right of short seat that re-packs and reset on pillar 20, temperature
The kink of control reduction torsion spring 19 top re-packs in temperature control reset on 16, and lower part is sleeved in the hole of bottom plate, and temperature control reset, which re-packs, 16 to be pressed in
On temperature controller plug.12 heads are being linked up with, 25 top of shift fork, be screwed there are two microswitches 23 on bottom plate 7, control electricity
The break-make of 8 power supply of magnet, and interlock of fan and signal feedback function are provided.Shaft upper end is provided with handle 9, for being closed in mechanism
Rear hand-reset is closed, the connecting terminal 30 of mechanism lower part is connect for actuator with external circuit.
When it is implemented, by taking the fire resisting damper of normally opened installation actuator as an example, illustrate the reality of the various control functions of the present invention
Existing process, as shown, being mounted on the normally open on fire resisting damper for the present invention, fireproof valve blade axis upper weld is fixed with recessed
Supporting plate and the convex supporting plate of shaft lower part of the present invention coordinate, and the present invention is made to have control fireproof valve blade holding function.
Function is turned off manually：Pull the steel cable 5 to tangle on hook 12 that hook 12 is made to take off tooth, shift fork 25 with shift fork 25 manually
Around 3 right pendulum of pillar under the action of shift fork 29 power of reset tension spring, while the foot section brought pawl 2 disengages ratchet plate around 3 right pendulum of pillar
11, shaft 4 rotates clockwise 90 degree under the action of 10 power of reduction torsion spring, and fireproof valve blade is closed, and shift fork 25 is pushed down fine motion and opened
It closes 23 outputs and closes feedback signal.
Electronic closing function：Control centre, which sends out shutdown signal, makes 8 power supply of electromagnet connect, and electromagnet core 15 overcomes multiple
Position pressure spring force, which is attracted, drives the hook tail portion bottom, shift fork 25 and 12 de- teeth of hook, work of the shift fork 25 in 29 power of shift fork reset tension spring
Around 3 right pendulum of pillar under, while the foot section brought pawl 2 disengages ratchet plate 11, shaft 4 is in 10 power of reduction torsion spring around 3 right pendulum of pillar
Under the action of rotate clockwise 90 degree, fire-protection valve blade is closed, and shift fork 25 pushes down the output of microswitch 23 and closes feedback signal.
Temperature control closing function：Fire occurs space temperature and reaches 70 DEG C, and the temperature-sensing element on temperature controller 17 disconnects, temperature controller
Plug is retracted, the temperature control that is pressed on temperature controller plug reset re-pack 16 under the action of torsional spring 19 inverse time stylus printer to linking up with 12 tail portions
Hook and shift fork 25 is set to disengage, shift fork is around 3 right pendulum of pillar under the action of 29 power of tension spring, while the foot section brought pawl 2 is around pillar 3
Ratchet plate 11 is broken away from out on the right side, and shaft 4 rotates clockwise 90 degree under the action of 10 power of reduction torsion spring, and fireproof valve blade is closed, and is dialled
The block that 25 lower section of fork is arranged stirs microswitch 23, and feedback signal is closed in output.
Hand-reset function：The handle A24 being welded on shift fork 25 is stirred, so that shift fork left swing is engaged with hook 12, with this
Also band pawl 2 engages under the action of pawl 28 power of torsional spring with ratchet plate 11 shift fork 25 simultaneously；Rotating shaft upper end counterclockwise
The handle 9 of setting makes ratchet plate 11 that reduction torsion spring power be overcome to be rotated by 90 ° and engages positioning with pawl 2, completes hand-reset, fire prevention
Valve blade is opened into normally open, and shift fork 25 disengages microswitch 23, exports passive normally opened signal.
Claims (4)
1. anti-fire smoke expelling valve ratchet-type closely controls actuator, including pawl (2), pillar (3), shaft (4), bottom plate (7), feature exists
In：Shaft axle sleeve (32), pillar (3), hook pillar (21), temperature control reset pillar (20), short seat (31) are welded on bottom plate (7)
Part；Setting is fixed with the shaft of ratchet plate (11) in shaft axle sleeve (32)（4）, reduction torsion spring（10）One end and ratchet plate
（11）Connection, the other end couple with bottom plate 7；Pawl（2）It is arranged in shift fork（25）On U-lag in, and and shift fork（25）With fixed
Position is in pillar（3）On；In shift fork（25）Middle part pawl torsional spring is located with screw（28）；Shift fork reset tension spring（29）One end is solid
It is scheduled on shift fork（25）The screw at middle part（1）In the following, the other end is screwed in bottom plate（7）On；In shift fork（25）Head, with dial
90 degree are pitched into be provided with by hook pillar（21）The hook of positioning（12）, hook（12）Fluted and shift fork is arranged in head（25）It nibbles
It closes, screw is used in the kidney slot of tail portion（14）Be slidably connected the electromagnetic core of electronic closing（15）；Electromagnetic core（15）On be cased with
Make hook（12）It is attracted the compression spring resetted（13）；Electromagnet（8）Bottom plate is fixedly mounted on by screw（7）Lower left quarter and hook（12）
At 90 degree；It is linking up with（12）Top, bottom plate（7）The short seat on the left side（31）In by knurled nut（18）It is fixed with temperature controller（17）；
In short seat（31）The right, temperature control reset re-pack（16）By nut check pillar is resetted in temperature control（20）On, temperature control reduction torsion spring
（19）Top kink re-packs in temperature control reset（16）On, lower part is connect with bottom plate (7), and temperature control reset re-packs（16）It is pressed in temperature controller
On plug；It is linking up with（12）Head, shift fork（25）Top screw is in bottom plate（7）On be fixed with two microswitches（23）, control
Electromagnet（8）The break-make of power supply, and interlock of fan and signal feedback function are provided；The connecting terminal of mechanism lower part（30）For executing
Device is connect with external circuit.
2. anti-fire smoke expelling valve ratchet-type according to claim 1 closely controls actuator, it is characterised in that：The hook（12）
Middle part also riveting has the steel cable for making hook hand-reset（5）.
3. anti-fire smoke expelling valve ratchet-type according to claim 1 closely controls actuator, it is characterised in that：The shaft（4）
Upper end is provided with handle（9）, for the hand-reset after mechanism closing.
4. anti-fire smoke expelling valve ratchet-type according to claim 1 closely controls actuator, it is characterised in that：Before the shift fork 25
Portion, which is also welded with, can make shift fork（25）The handle A of hand-reset（24）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410233434.6A CN103994268B (en) | 2014-05-29 | 2014-05-29 | Anti-fire smoke expelling valve ratchet-type closely controls actuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410233434.6A CN103994268B (en) | 2014-05-29 | 2014-05-29 | Anti-fire smoke expelling valve ratchet-type closely controls actuator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103994268A CN103994268A (en) | 2014-08-20 |
| CN103994268B true CN103994268B (en) | 2018-08-17 |
Family
ID=51308521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410233434.6A Active CN103994268B (en) | 2014-05-29 | 2014-05-29 | Anti-fire smoke expelling valve ratchet-type closely controls actuator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103994268B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110319269B (en) * | 2018-03-29 | 2020-09-18 | 红塔烟草(集团)有限责任公司 | Air valve actuator closing device |
| CN110617359B (en) * | 2019-10-23 | 2024-06-11 | 江苏中大空调设备有限公司 | Manual and electric fire-fighting smoke-discharging fire-proof valve actuating mechanism and valve thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2385186Y (en) * | 1999-08-31 | 2000-06-28 | 河北省南皮县恒泰有限责任公司 | Near control actuator |
| CN2931989Y (en) * | 2006-07-27 | 2007-08-08 | 王兆君 | Short range actuating mechanism of powerful smoke exhaust valve |
| CN202597856U (en) * | 2012-06-25 | 2012-12-12 | 宁波东灵水暖空调配件有限公司 | Actuating mechanism for plate smoke exhaust valve |
| CN203272976U (en) * | 2013-05-31 | 2013-11-06 | 宁波东灵水暖空调配件有限公司 | Actuator of fire resisting damper |
| CN203868482U (en) * | 2014-05-29 | 2014-10-08 | 靖江市八达暖通设备制造有限公司 | Ratchet wheel type near-controlled actuator for smoke exhaust fire damper |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5547072A (en) * | 1978-09-27 | 1980-04-02 | Shimada Seiki Kk | Apparatus for automatically closing main stopcock of gas cylinder |
-
2014
- 2014-05-29 CN CN201410233434.6A patent/CN103994268B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2385186Y (en) * | 1999-08-31 | 2000-06-28 | 河北省南皮县恒泰有限责任公司 | Near control actuator |
| CN2931989Y (en) * | 2006-07-27 | 2007-08-08 | 王兆君 | Short range actuating mechanism of powerful smoke exhaust valve |
| CN202597856U (en) * | 2012-06-25 | 2012-12-12 | 宁波东灵水暖空调配件有限公司 | Actuating mechanism for plate smoke exhaust valve |
| CN203272976U (en) * | 2013-05-31 | 2013-11-06 | 宁波东灵水暖空调配件有限公司 | Actuator of fire resisting damper |
| CN203868482U (en) * | 2014-05-29 | 2014-10-08 | 靖江市八达暖通设备制造有限公司 | Ratchet wheel type near-controlled actuator for smoke exhaust fire damper |
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| Publication number | Publication date |
|---|---|
| CN103994268A (en) | 2014-08-20 |
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