CN106337847A - Pneumatic control system for fire door - Google Patents
Pneumatic control system for fire door Download PDFInfo
- Publication number
- CN106337847A CN106337847A CN201610999974.4A CN201610999974A CN106337847A CN 106337847 A CN106337847 A CN 106337847A CN 201610999974 A CN201610999974 A CN 201610999974A CN 106337847 A CN106337847 A CN 106337847A
- Authority
- CN
- China
- Prior art keywords
- valve
- outlet
- import
- gas
- normally opened
- 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
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/08—Servomotor systems without provision for follow-up action; Circuits therefor with only one servomotor
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
- E06B5/10—Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes
- E06B5/16—Fireproof doors or similar closures; Adaptations of fixed constructions therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The invention discloses a pneumatic control system for fire doors in the field of fire doors. The air source is connected to a pneumatic operated directional valve # 1 and a throttle valve #1, with the outlet of the pneumatic operated directional valve #1 connected toshuttle valve #1, air collector and two normally opened door opening valve; with the outlet of shrottle valve #1 connected to temperature-sensitive relief valve via shuttle valve #1; the outlet of shuttle valve #1 connected the aircontrol end of the pneumatic operated directional valve; with the outlet of the air collector conneted to one end of the air cylinder, throttle valve #2 and pneumatic operated directional valve # via reducing valve #2; with the outlet of the pneumatic operated directional valve #2 connected with the shuttle valve #3, the outlets of normally opened door opening valve connected to the inlets of shuttle valve #2 respectively, and the outlet of shuttle valve#2 connected to the inlet of the shuttle valve #3, and the outlet of shuttle valve #3 connected to the other end of the cylinder; the gas control mouth of pneumatic operated directional valve #2 connected to the outlet that gas holds unit and choke valve #3, and the outlet of choke valve #2 is connected with the import of choke valve #3, and the two buttons for opening the door are connected between the outlet of choke valve #2 and the import of choke valve #3. In case of fire, the fire door is closed automatically and has good safety protection.
Description
Technical field
The present invention relates to a kind of pneumatic control for controlling fire resistant doorsets and execution system.Be applied to fire partition door or its
It is inconvenient to use the occasion of the control door trip of electric-control system.
Background technology
Fire resistant doorsets of the prior art typically adopt automatically controlled, electric or atmospheric control control door switch, typically
Electrical system carries out switch motion using signal of telecommunication control YE or by solenoid valve control pneumatic actuator opposite house, leads to
Excess temperature sensor and Smoke Sensor etc. obtain fire or temperature change signal, thus being entered according to these signals by control system
Row is corresponding to be controlled.But electric wiring has using upper restriction, when fire occurs, electric wiring and electric components are difficult to
Ensure normal use, be in addition also not suitable for the use of electrical system in some inflammable and explosive occasions.
Content of the invention
It is an object of the invention to provide a kind of system of full gas control is carrying out the control of sliding door switch of preventing fires, and according to fire
Calamity or temperature change are controlled accordingly.
The object of the present invention is achieved like this: a kind of fire resistant doorsets atmospheric control, including for driving fire resistant doorsets
The cylinder of switch, it is respectively arranged in the normally opened enabling valve one in outside and normally opened enabling valve two in door, is respectively arranged in outside in door
Door open button one and door open button two, source of the gas and air accumulator, described source of the gas through decompression after connect to Pneumatic reversal valve one He
The entrance point of choke valve one, Pneumatic reversal valve one is air control binary three-way valve, and the port of export of Pneumatic reversal valve one is divided into four tunnels, the
An import of shuttle valve one is connected on one tunnel, and described air accumulator is connected through check valve in the second tunnel, and remaining two-way is respectively turned on normally opened opening
Gate valve one and the entrance point of normally opened enabling valve two；The outlet of choke valve one terminates another import of shuttle valve one, the going out of shuttle valve one
Mouth is divided into two-way, and a road connects the gas control end of Pneumatic reversal valve one, and another road is connected to the import of temperature-sensitive relief valve；The going out of air accumulator
Mouth is divided into three tunnels after air relief valve two, and a road connects one end of cylinder, and the second tunnel connects the import of choke valve two, and the 3rd tunnel connects gas control and changes
To the import of valve two, described Pneumatic reversal valve two is air control binary three-way valve, and the outlet of Pneumatic reversal valve two terminates shuttle valve three
One import, the outlet of normally opened enabling valve one and normally opened enabling valve two connects two imports of shuttle valve two, the outlet of shuttle valve two respectively
Connect another import of shuttle valve three, the outlet of described shuttle valve three connects the other end of cylinder；Gas control mouth one tunnel of Pneumatic reversal valve two
Connect gas and hold unit, also a road is connected to the outlet of choke valve three, and the outlet of choke valve two is connected with the import of choke valve three, opens
The import of door button one and door open button two is connected between the outlet of choke valve two and the import of choke valve three.
It is improved by between described source of the gas and Pneumatic reversal valve one being connected with filter, air relief valve one and oil gas in turn and divides
From device.
For ensureing cylinder reliable in action, one end of described cylinder is rod chamber, and the other end of described cylinder is rodless cavity, no
The passage section of rod cavity is more than 1.2 times of the passage section of rod chamber.In the case that all there is air pressure at cylinder two ends, cylinder also can
Action, without by complete for the pressure of side pressure release.
Be as a further improvement on the present invention, described door open button one and door open button two are push buttonvalve, press by
During button, air inlet connects air, inlet close during release button.Described normally opened enabling valve one and normally opened enabling valve two are two
The Push-and-pull valve of station, one of station makes the import and export of Push-and-pull valve close, and another station makes the import and export of Push-and-pull valve connect.
It is the cavity volume that can charge and discharge gas that described gas holds unit.Described temperature-sensitive relief valve is daily to be off state, after triggering of being heated, heat
The import of quick relief valve connects air through outlet.
During present invention work, by by door open button one or door open button two, the piston rod of cylinder can be stretched out, makes fire prevention
Door is opened, recoverable cylinder after time delay；Pull-up normally opened enabling valve one, normally opened enabling valve two, then cylinder stretch out always, corresponding anti-
Vent is always on, presses normally opened enabling valve one, normally opened enabling valve two, and cylinder withdraws, and fire resistant doorsets are closed；Gas is disconnected during fire alarm
Source, disconnects the supply of normally opened enabling valve one and normally opened enabling valve two, is supplied it is allowed to door open button one or door open button by air accumulator
The two control certain number of times of cylinder action, its action action frequency is determined by the capacity of air accumulator.This device makes the control of fire resistant doorsets
System be achieved by pneumatic control mode completely, when running into fire, fire resistant doorsets can be automatically switched off, simultaneously also can manual control its
Switch, has good safety protection function, and it uses relatively reliable.
Brief description
Fig. 1 is the fundamental diagram of the present invention.
Wherein, 1a door open button one, 1b door open button two, 2 check valves, 3a choke valve three, 3b choke valve two, 3c choke valve
One, 4 gas hold unit, 5a Pneumatic reversal valve two, 5b Pneumatic reversal valve one, 6a shuttle valve three, 6b shuttle valve two, 6c shuttle valve one, and 7a is normally opened
Enabling valve one, 7b normally opened enabling valve two, 8 cylinders, 8a rodless cavity, 8b rod chamber.
Specific embodiment
As shown in figure 1, be a kind of fire resistant doorsets atmospheric control, it include for drive fire prevention door trip cylinder 8,
Be respectively arranged in normally opened enabling valve one 7a and normally opened enabling valve two 7b in outside in door, be respectively arranged in the enabling in outside in door by
Button one 1a and door open button two 1b, source of the gas 14 and air accumulator 10, source of the gas 14 is through filter 13, air relief valve one 9b and Oil-gas Separation
Connect after device 12 to the entrance point of Pneumatic reversal valve one 5b and choke valve one 3c, Pneumatic reversal valve one 5b is gas control two-position three way
Valve, the port of export of Pneumatic reversal valve one 5b is divided into four tunnels, and the first via connects an import of shuttle valve one 6c, and the second tunnel is through check valve
The 2 described air accumulators 10 of connection, remaining two-way is respectively turned on normally opened enabling valve one 7a and the entrance point of normally opened enabling valve two 7b；Throttling
The outlet of valve one 3c terminates another import of shuttle valve one 6c, and the outlet of shuttle valve one 6c is divided into two-way, and a road connects Pneumatic reversal valve
The gas control end of one 5b, another road is connected to the import of temperature-sensitive relief valve 11；The outlet of air accumulator 10 is divided into after air relief valve two 9a
Three tunnels, a road connects one end of cylinder 8, and one end of this cylinder 8 is rod chamber 8b；Second tunnel connects the import of choke valve two 3b, and the 3rd
Road connects the import of Pneumatic reversal valve two 5a, and described Pneumatic reversal valve two 5a is air control binary three-way valve, Pneumatic reversal valve two 5a's
One import of outlet termination shuttle valve three 6a, the outlet of normally opened enabling valve one 7a and normally opened enabling valve two 7b meets shuttle valve two 6b respectively
Two imports, the outlet of shuttle valve two 6b connects another import of shuttle valve three 6a, and the outlet of shuttle valve three 6a meets the another of cylinder 8
End, the other end of this cylinder 8 is rodless cavity 8a；Normally opened enabling valve one 7a and the push-and-pull that normally opened enabling valve two 7b is two stations
Valve, one of station makes the import and export of Push-and-pull valve close, and another station makes the import and export of Push-and-pull valve connect.Pneumatic reversal valve
Gas control mouth one tunnel of two 5a connects gas and holds unit 4, and it is the cavity volume that can charge and discharge gas that gas holds unit 4；The gas control of Pneumatic reversal valve two 5a
Mouth also has a road to be connected to the outlet of choke valve three 3a, and the outlet of choke valve two 3b is connected with the import of choke valve three 3a, opens the door
The import of button one 1a and door open button two 1b is connected between the outlet of choke valve two 3b and the import of choke valve three 3a.Open the door
Button one 1a and door open button two 1b is push buttonvalve, and when pressing the button, air inlet connects air, air inlet during release button through valve element
Mouth is closed.
The passage section of rodless cavity 8a is more than 1.2 times of the passage section of rod chamber 8b.
Described temperature-sensitive relief valve 11 is daily to be off state, and after triggering of being heated, the import of temperature-sensitive relief valve 11 is through going out
Mouth connects air.
During the work of this device, compressed air is provided by source of the gas 14, by filter 13, air relief valve one 9b, gs-oil separator
12 respectively enter Pneumatic reversal valve one 5b and choke valve one 3c, and by choke valve one 3c, shuttle valve one 6c enters Pneumatic reversal valve one
The gas control end of 5b, gas control end obtains signal, and Pneumatic reversal valve one 5b commutates to left end, and compressed air is connected, and is commutated by gas control
Valve one 5b enters check valve 2, is inflated to air accumulator 10, this compressed air respectively enters cylinder 8 by air relief valve 9a simultaneously
Rod chamber 8b, Pneumatic reversal valve two 5a, choke valve two 3b, then by choke valve three 3a to gas hold unit 4 inflate, lead to simultaneously
The gas control end of Pneumatic reversal valve two 5a, Pneumatic reversal valve two 5a gas control end obtains signal, and Pneumatic reversal valve two 5a commutates to left end,
Close this road gas circuit.Now the rod chamber 8b of cylinder 8 has pressure, rodless cavity 8a no pressure, and cylinder is in retracted state, corresponding
Fire resistant doorsets are closed.
When pressing door open button one 1a or door open button two 1b, door open button one 1a or door open button two 1b are arranged
Gas, the pressure that gas holds in unit 4 passes through choke valve three 3a Quick air-discharge so that the gas control end decompression of Pneumatic reversal valve two 5a, gas
The valve element of control reversal valve two 5a moves to right side under the action of the spring, and Pneumatic reversal valve two 5a connects gas circuit, so that from decompression
The pressure coming at valve two 9a leads to shuttle valve three 6a by Pneumatic reversal valve two 5a, then cylinder 8 is led in the outlet through shuttle valve three 6a
Rodless cavity 8a.Now the rod chamber 8b and rodless cavity 8a of cylinder 8 pressurizes simultaneously, because the passage section of rodless cavity 8a is rod chamber
More than 1.2 times of the passage section of 8b, then rodless cavity 8a act on cylinder piston pressure big, cylinder piston is to rod chamber 8b mono-
Side shifting, cylinder piston rod stretches out, and corresponding fire resistant doorsets are opened.
After unclamping the handss of pressing door open button one 1a or door open button two 1b, door open button one 1a or door open button two 1b
Can set back under the action of the spring, now door open button one 1a or door open button two 1b no longer aerofluxuss, then compressed air is passed through
Choke valve two 3b, choke valve three 3a continue to hold the gas control end inflating pressure of unit 4 and Pneumatic reversal valve two 5a to gas, when on pressure
When being raised to certain value, the gas control end active force of Pneumatic reversal valve two 5a overcomes spring force so that valve is commutated, and returns to the left side of valve, compression
Air does not continue to supply to rodless cavity 8a, and the pressure of the rodless cavity 8a of cylinder 8 simultaneously is by the row of Pneumatic reversal valve two 5a
QI KOU pressure release, now rodless cavity 8a no pressure, rod chamber 8b has pressure, and the piston rod of cylinder 8 withdraws, and corresponding fire resistant doorsets are closed.
After unclamping door open button one 1a or door open button two 1b, the piston rod of cylinder 8 stretches out the action master withdrawing again
The commutation of Pneumatic reversal valve two 5a to be depended on, its time is filled from by choke valve two 3b and choke valve three 3a to gas appearance unit 4
The time of gas determines.Adjusting choke valve two 3b and choke valve three 3a makes to lead to the throughput reduction that gas holds unit 4, then cylinder stretches out
The time withdrawn again just extends；Otherwise the time just shortens.
And press door open button one 1a or door open button two 1b how long after Pneumatic reversal valve two 5a start to commutate, by saving
Stream valve three 3a determines, the flow that choke valve three 3a passes through is bigger, then need to press door open button one 1a's or door open button two 1b
Time is shorter, otherwise then longer.
In addition, another road compressed air of Pneumatic reversal valve one 5b by normally opened enabling valve one 7a, normally opened enabling valve two 7b,
Shuttle valve two 6b and shuttle valve three 6a leads to the rodless cavity 8a of cylinder 8, and normally opened enabling valve one 7a, normally opened enabling valve two 7b are a kind of push-and-pulls
Valve, has two positions, when pressing normally opened enabling valve one 7a or normally opened enabling valve two 7b, as illustrated, valve element is in bottom, gas
Road is closed, the air vent pressure release by normally opened enabling valve one 7a, normally opened enabling valve two 7b of the pressure of cylinder 8 rodless cavity 8a, cylinder 8
Piston is withdrawn under the pressure of right side rod chamber 8b；As pull-up normally opened enabling valve one 7a, normally opened enabling valve two 7b, valve element is in
Upper, gas circuit is connected, and compressed air passes through shuttle valve two 6b, shuttle valve three 6a, leads to rodless cavity 8a, so that cylinder piston rod is stretched out.
After the setting value that ambient temperature is higher than temperature-sensitive relief valve 11, temperature-sensitive relief valve 11 beginning action, make valve be in row
Gaseity, thus leading to the gas control end decompression of Pneumatic reversal valve one 5b, Pneumatic reversal valve one 5b commutates, and valve element arrives right-hand member, should
Gas circuit is closed, and so that the gas circuit that source of the gas 14 leads to check valve 2, normally opened enabling valve one 7a and normally opened enabling valve two 7b is closed so that often
Which kind of state no matter enabling valve one 7a and normally opened enabling valve two 7b be in, and the gas circuit of shuttle valve two 6b and shuttle valve three 6a is all passed through often
The air vent pressure release of enabling valve one 7a, normally opened enabling valve two 7b and Pneumatic reversal valve one 5b so that the rodless cavity 8a of cylinder 8 no
Pressure, cylinder is in retracted mode, so that door is closed.Now in air-channel system, air relief valve two is passed through by air accumulator 10
9a provides pressure at the rod chamber 8b and Pneumatic reversal valve two 5a, choke valve two 3b of cylinder 8.Now press door open button one 1a
Or door open button two 1b, cylinder 8 stretches out as described above, withdraws after time delay.Gas storage in air accumulator 10 exhausts, cylinder 8
Do not reoperate.
Therefore this system can achieve that function is: by by door open button one 1a or door open button two 1b, stretching out cylinder
Piston rod, make fire resistant doorsets open, after time delay withdraw cylinder；Pull-up normally opened enabling valve one 7a, normally opened enabling valve two 7b, then cylinder
Stretch out always, corresponding fire resistant doorsets are always on, press normally opened enabling valve one 7a, normally opened enabling valve two 7b, cylinder withdraws, fire prevention
Door is closed；Disconnect source of the gas 14 during fire alarm, disconnect the supply of normally opened enabling valve one 7a and normally opened enabling valve two 7b, supplied by air accumulator 10
, it is allowed to door open button one 1a or door open button two 1b controls the certain number of times of cylinder action, its action action frequency is by air accumulator for gas
10 capacity determines.
The invention is not limited in above-described embodiment, on the basis of technical scheme disclosed by the invention, the skill of this area
Art personnel are according to disclosed technology contents it is not necessary to performing creative labour just can make one to some of which technical characteristic
A little replacements and deformation, these are replaced and deformation is all within the scope of the present invention.
Claims (7)
1. a kind of fire resistant doorsets atmospheric control, including for driving the cylinder (8) of fire prevention door trip, being respectively arranged in door
The normally opened enabling valve one (7a) in outside and normally opened enabling valve two (7b), be respectively arranged in door open button one (1a) outside in door and
Door open button two (1b), source of the gas (14) and air accumulator (10) it is characterised in that: described source of the gas (14) through decompression after connect to gas
Control reversal valve one (5b) and the entrance point of choke valve one (3c), Pneumatic reversal valve one (5b) is air control binary three-way valve, and gas control changes
It is divided into four tunnels to the port of export of valve one (5b), the first via connects an import of shuttle valve one (6c), and the second tunnel connects through check valve (2)
Logical described air accumulator (10), remaining two-way is respectively turned on the entrance point of normally opened enabling valve one (7a) and normally opened enabling valve two (7b)；
The outlet of choke valve one (3c) terminates another import of shuttle valve one (6c), and the outlet of shuttle valve one (6c) is divided into two-way, and a road connects
The gas control end of Pneumatic reversal valve one (5b), another road is connected to the import of temperature-sensitive relief valve (11)；The outlet warp of air accumulator (10)
It is divided into three tunnels, a road connects one end of cylinder (8), the second tunnel connects the import of choke valve two (3b), the 3rd tunnel after air relief valve two (9a)
Connect the import of Pneumatic reversal valve two (5a), described Pneumatic reversal valve two (5a) is air control binary three-way valve, Pneumatic reversal valve two
(5a) outlet terminates an import of shuttle valve three (6a), and the outlet of normally opened enabling valve one (7a) and normally opened enabling valve two (7b) divides
Do not connect two imports of shuttle valve two (6b), the outlet of shuttle valve two (6b) connects another import of shuttle valve three (6a), described shuttle valve three
(6a) outlet connects the other end of cylinder (8)；Gas control mouth one tunnel of Pneumatic reversal valve two (5a) connects gas and holds unit (4), and also one
Road is connected to the outlet of choke valve three (3a), and the outlet of choke valve two (3b) is connected with the import of choke valve three (3a), and enabling is pressed
The import of button one (1a) and door open button two (1b) be connected to the outlet of choke valve two (3b) and choke valve three (3a) import it
Between.
2. a kind of fire resistant doorsets atmospheric control according to claim 1 it is characterised in that: described source of the gas (14) and gas
It is connected with filter (13), air relief valve one (9b) and gs-oil separator (12) in turn between control reversal valve one (5b).
3. a kind of fire resistant doorsets atmospheric control according to claim 1 and 2 it is characterised in that: described cylinder (8)
One end is rod chamber (8b), and the other end of described cylinder (8) is rodless cavity (8a), and the passage section of rodless cavity (8a) is rod chamber
(8b) more than 1.2 times of passage section.
4. a kind of fire resistant doorsets atmospheric control according to claim 1 and 2 it is characterised in that: described door open button
One (1a) and door open button two (1b) are push buttonvalve, and when pressing the button, air inlet connects air, inlet close during release button.
5. a kind of fire resistant doorsets atmospheric control according to claim 1 and 2 it is characterised in that: described normally opened enabling
Valve one (7a) and the Push-and-pull valve that normally opened enabling valve two (7b) is two stations, one of station makes the import and export of Push-and-pull valve close
Close, another station makes the import and export of Push-and-pull valve connect.
6. a kind of fire resistant doorsets atmospheric control according to claim 1 and 2 it is characterised in that: described gas holds unit
(4) it is the cavity volume that can charge and discharge gas.
7. a kind of fire resistant doorsets atmospheric control according to claim 1 and 2 it is characterised in that: the release of described temperature-sensitive
Valve (11) is daily to be off state, and after triggering of being heated, the import of temperature-sensitive relief valve (11) connects air through outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610999974.4A CN106337847B (en) | 2016-11-14 | 2016-11-14 | A kind of fire resistant doorsets atmospheric control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610999974.4A CN106337847B (en) | 2016-11-14 | 2016-11-14 | A kind of fire resistant doorsets atmospheric control |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106337847A true CN106337847A (en) | 2017-01-18 |
| CN106337847B CN106337847B (en) | 2017-12-22 |
Family
ID=57841848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610999974.4A Active CN106337847B (en) | 2016-11-14 | 2016-11-14 | A kind of fire resistant doorsets atmospheric control |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106337847B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110552573A (en) * | 2019-08-29 | 2019-12-10 | 无锡宏盟海洋科技有限公司 | Pneumatic door driving device |
| CN111677402A (en) * | 2020-07-14 | 2020-09-18 | 无锡市华通气动制造有限公司 | Prevent fire door control integrated system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6006650A (en) * | 1996-12-20 | 1999-12-28 | Adams; Ronald A. | Power control apparatus for a sliding door |
| CN201354645Y (en) * | 2008-12-20 | 2009-12-02 | 黄建设 | Automatic opening/closing locking device of coal mine ventilation door |
| CN102094859A (en) * | 2010-12-20 | 2011-06-15 | 无锡气动技术研究所有限公司 | Anti-explosion and ventilation control system of pneumatic control motor |
| CN102747916A (en) * | 2012-07-17 | 2012-10-24 | 常州华明电子设备有限公司 | Shielding door control system, shielding door device and shielding door control method |
| CN103206424A (en) * | 2013-04-22 | 2013-07-17 | 浙江中德自控阀门有限公司 | Manual and automatic control system for realizing single-action control through pneumatic double-action executing mechanism with gas storage tank |
| CN203441856U (en) * | 2013-07-19 | 2014-02-19 | 佛吉亚(青岛)排气系统有限公司 | Pure gas-circuit hands-starting control structure |
-
2016
- 2016-11-14 CN CN201610999974.4A patent/CN106337847B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6006650A (en) * | 1996-12-20 | 1999-12-28 | Adams; Ronald A. | Power control apparatus for a sliding door |
| CN201354645Y (en) * | 2008-12-20 | 2009-12-02 | 黄建设 | Automatic opening/closing locking device of coal mine ventilation door |
| CN102094859A (en) * | 2010-12-20 | 2011-06-15 | 无锡气动技术研究所有限公司 | Anti-explosion and ventilation control system of pneumatic control motor |
| CN102747916A (en) * | 2012-07-17 | 2012-10-24 | 常州华明电子设备有限公司 | Shielding door control system, shielding door device and shielding door control method |
| CN103206424A (en) * | 2013-04-22 | 2013-07-17 | 浙江中德自控阀门有限公司 | Manual and automatic control system for realizing single-action control through pneumatic double-action executing mechanism with gas storage tank |
| CN203441856U (en) * | 2013-07-19 | 2014-02-19 | 佛吉亚(青岛)排气系统有限公司 | Pure gas-circuit hands-starting control structure |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110552573A (en) * | 2019-08-29 | 2019-12-10 | 无锡宏盟海洋科技有限公司 | Pneumatic door driving device |
| CN110552573B (en) * | 2019-08-29 | 2024-04-26 | 无锡海核装备科技有限公司 | Pneumatic door driving device |
| CN111677402A (en) * | 2020-07-14 | 2020-09-18 | 无锡市华通气动制造有限公司 | Prevent fire door control integrated system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106337847B (en) | 2017-12-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204520089U (en) | There is the neckpillow of automatic inflating venting function | |
| CN206206299U (en) | Fire resistant doorsets integrated pneumatic power control system | |
| CN106337847B (en) | A kind of fire resistant doorsets atmospheric control | |
| CN206916862U (en) | The pneumatic drainage arrangement of cistern | |
| CN109780797A (en) | Refrigerator | |
| CN203713465U (en) | Inflation and deflation control system for air springs | |
| CN105416893A (en) | Automatic dehydrating and oil returning system for siphoning type oil tank and oil returning method | |
| CN104385864B (en) | Adjustable pressure type inflation and deflation method | |
| CN210033063U (en) | Pneumatic control system of vehicle door | |
| CN110394034A (en) | A kind of compressed air cleaner and its discharge control method | |
| CN103496190A (en) | Safety dual electromagnetic valve for mechanical press | |
| CN204212984U (en) | Compressor and air-conditioning system | |
| CN106368998B (en) | Integrated pneumatic power control valve and fire door control system for cylinder | |
| CN105465457A (en) | Vacuum die casting system | |
| CN207848988U (en) | Positive and negative pressurized air source | |
| CN109780794A (en) | Refrigerator | |
| CN104088706A (en) | Pneumatic controller for preventing gas turbine from surging and deflating | |
| CN203510773U (en) | Safe dual solenoid valve for mechanical press | |
| CN203906099U (en) | Pneumatic controller applied to surge prevention and deflation of combustion gas turbine | |
| CN207499679U (en) | A kind of quick open-door system of car | |
| CN209011866U (en) | A kind of novel full jettron door controller | |
| CN216811365U (en) | Hovering control gas circuit and pneumatic passenger door comprising same | |
| CN206349258U (en) | A kind of electrical control breaker | |
| CN203404408U (en) | Half-ball valve device with sealing mistake-proofing structure | |
| CN205274262U (en) | Automatic return oil system that dewaters of hydrocone type oil tank |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |