CN108798342A - A kind of rectilinear monitoring door closer - Google Patents
A kind of rectilinear monitoring door closer Download PDFInfo
- Publication number
- CN108798342A CN108798342A CN201810477716.9A CN201810477716A CN108798342A CN 108798342 A CN108798342 A CN 108798342A CN 201810477716 A CN201810477716 A CN 201810477716A CN 108798342 A CN108798342 A CN 108798342A
- Authority
- CN
- China
- Prior art keywords
- enabling
- locating sleeve
- arm bar
- rectilinear
- monitor
- 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
- 238000012544 monitoring process Methods 0.000 title claims abstract description 28
- 230000009970 fire resistant effect Effects 0.000 abstract description 18
- 238000010586 diagram Methods 0.000 description 10
- 230000033001 locomotion Effects 0.000 description 5
- 230000006698 induction Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/50—Power-operated mechanisms for wings using fluid-pressure actuators
- E05F15/53—Power-operated mechanisms for wings using fluid-pressure actuators for swinging wings
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/70—Power-operated mechanisms for wings with automatic actuation
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/10—Application of doors, windows, wings or fittings thereof for buildings or parts thereof
- E05Y2900/13—Type of wing
- E05Y2900/132—Doors
- E05Y2900/134—Fire doors
Landscapes
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The invention discloses a kind of rectilinear monitoring door closers, a monitor, upper rocker arm bar and hydraulic controller are closed including arm seat mandrel, lower shake-changing arm bar, electronics, the electronics closes a monitor and is fixed on upper rocker arm bar, the lower shake-changing arm bar is by arm seat mandrel and upper rocker arm bar and closes a monitor and connect, one end of the lower shake-changing arm bar is connect with hydraulic controller, and the electronics closes in a monitor to be equipped with enabling microswitch and close a microswitch side by side；The arm seat mandrel includes locating sleeve, sleeve bolt, set type gear and fluted disc, and the locating sleeve is bumped into electronics and closes gatekeeper control and upper rocker arm bar successively, and the fluted disc upper end is bumped into locating sleeve, and lower end is fixedly connected with lower shake-changing arm bar；Locating sleeve, set type gear are fixedly connected by described sleeve pipe bolt with fluted disc successively from top to bottom.Module of the present invention is small, sets convenient, integrated design and can accurately be monitored in real time to fire resistant doorsets open and close state.
Description
Technical field
The present invention relates to fire-fighting equipment technical fields, more particularly, to a kind of rectilinear monitoring door closer.
Background technology
According to the relevant regulations of security against fire, the place of fire, which easily occurs, will not only install fire hydrant, but also fire exit door needs
It is equipped with door closer, door is made to be in normally off, for preventing the sprawling of fire, crowd races against time for evacuation.But due to
General public fire-fighting consciousness it is thin, in order to which easy access often makes fire resistant doorsets be in open state, or even the heap beside fire resistant doorsets
Product sundries cause fire resistant doorsets can not normal switching-off, this is all the important hidden danger of security against fire.It is most of will staff it is regular
Go check fire resistant doorsets closing situation, this only play interim effect because staff may be unexpected by when
Fire resistant doorsets are to open, and working efficiency is too low.This just needs a set of monitoring device that can observe the unlatchings of fire resistant doorsets in real time
State.
Common rectilinear monitoring door closer can not be directly integrated door sensor induction module in equipment currently on the market, to supervise
Control the on and off of door；Door sensor induction module volume itself is bigger, can increase and close being attached on door closer
The volume of door device, makes troubles for the installation and deployment of door closer.
Invention content
In view of this, that in view of the deficiencies of the prior art, it is an object of the present invention to provide a kind of monitoring modules is small, setting letter
Rectilinear monitoring door closer single, induction is sensitive and high precision.
In order to achieve the above objectives, the present invention uses following technical scheme：
A kind of rectilinear monitoring door closer, including arm seat mandrel, lower shake-changing arm bar, electronics close a monitor, upper rocker arm bar and hydraulic pressure
Controller, the electronics close a monitor and are fixed on upper rocker arm bar, and the lower shake-changing arm bar passes through arm seat mandrel and upper rocker arm bar
A monitor flexible connection is closed with electronics, the upper rocker arm bar is fixed on doorframe, one end and the hydraulic pressure control of the lower shake-changing arm bar
Device connection processed, and be fixed on door-plate, the electronics closes in a monitor to be equipped with enabling microswitch and closes a fine motion side by side
Switch；The arm seat mandrel includes locating sleeve, sleeve bolt, set type gear and fluted disc, and the locating sleeve is sleeved on successively
Electronics closes in a monitor and upper rocker arm bar, and the fluted disc upper end is bumped into set type gear, and lower end is fixedly connected with lower shake-changing arm bar；Institute
Sleeve bolt is stated from top to bottom successively to be fixedly connected with locating sleeve, set type gear with fluted disc.
Preferably, the locating sleeve includes enabling locating sleeve and closes a locating sleeve, the enabling locating sleeve and
It is in hollow circular cylinder to close a locating sleeve, and enabling locating sleeve lower end offers enabling positioning groove, and upper end opens up
There are two symmetrical enabling casing positioning groove, threaded locating hole is offered respectively immediately below the enabling casing positioning groove；It is described
It closing a locating sleeve and is divided into the first tube body, the second tube body and third tube body, first tube body is sleeved in enabling locating sleeve,
First tube body upper end, which is opened, to be arranged with two and closes door pocket pipe positioning groove, and interior lower end is equipped with bolt support platform, and described second
The side of tube body is equipped with and closes a positioning groove, and the third tube body is sleeved in the mounting hole of upper rocker arm bar, second tube body,
Third tube body is consistent with the inside diameter of bolt support platform, and is equipped with screw thread.
Preferably, the enabling microswitch and close on a microswitch and be respectively equipped with idler wheel, the idler wheel respectively with open
Door positioning groove monitors the opening and closing of door with a positioning groove cooperation is closed.
Preferably, the locating sleeve is swung with lower shake-changing arm bar, the enabling microswitch and closes a microswitch with upper
Wave armed lever swing.
Preferably, the enabling locating sleeve is consistent with the outer diameter of the second tube body.
Preferably, described sleeve pipe bolt is supported by bolt support platform and is fixed.
Preferably, it when installing and using, the enabling positioning groove and closes a positioning groove and cannot be located at same vertical line
On.
Preferably, the set type gear is equipped with gear positioning port.
Preferably, the electronics closes the inside of a monitor equipped with positioning column.
Preferably, the positioning column is matched with gear positioning port, realizes the enabling positioning of monitoring door closer.
The beneficial effects of the invention are as follows：Enabling casing positioning groove facilitates enabling in installation process fixed with door pocket pipe positioning groove is closed
Position casing and the adjusting rotation for closing a locating sleeve；Enabling positioning groove controls the closure of door with a positioning groove is closed；Spiral shell
Line location hole is used for fixing enabling locating sleeve and closes a locating sleeve；Bolt support platform is used for fixed sleeving bolt；Positioning sleeve
The positioning that pipe realizes door switch angle is adjusted, and enabling microswitch and closes a microswitch and solves that door sensor volume is excessive to ask
Topic；The monitoring door closer is strong using degree, is not influenced by the size of fire resistant doorsets, open angle, can be accurately to fire resistant doorsets open and close shape
State is monitored in real time；Monitoring module is small, setting is simple, at low cost, power consumption is small, induction is sensitive, precision is high, integral type is set
Meter, improves the functionality advantage of integral product.
Description of the drawings
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the structural schematic diagram of locating sleeve；
Fig. 3 is the vertical view of locating sleeve；
Fig. 4 is locating sleeve and enabling microswitch and closes the connection diagram of a microswitch；
Fig. 5 is the schematic diagram of enabling microswitch；
Fig. 6 is the connection diagram for closing a microswitch and locating sleeve；
Fig. 7 is the connection diagram of enabling microswitch and locating sleeve；
Fig. 8 is the structural schematic diagram of set type gear；
Fig. 9 is the structural schematic diagram of upper rocker arm bar；
Figure 10 is the schematic diagram of door opening state of the present invention；
Figure 11 is the schematic diagram that the present invention closes door state.
In figure：1 arm seat mandrel, 2 upper rocker arm bars, 3 lower shake-changing arm bars, 4 electronics close a monitor, 5 hydraulic controllers, 6 casings
Bolt, 7 locating sleeves, 8 sets of type gears, 9 fluted discs, 10 enabling microswitches, 11 close a microswitch, and 12 mounting holes, 13 open the door
Locating sleeve, 14 close a locating sleeve, and 15 enabling casing positioning grooves, 16 threaded locating holes, 17 enabling positioning grooves, 18 close door pocket
Pipe positioning groove, 19 close a positioning groove, 20 idler wheels, 21 first tube bodies, 22 second tube bodies, 23 third tube bodies, 24 bolt support platforms,
25 positioning columns, 26 gear positioning ports.
Specific implementation mode
The invention will be further described with reference to the accompanying drawings and examples.
Embodiment
As shown in figs. 1-11, a kind of rectilinear monitoring door closer, including arm seat mandrel 1, lower shake-changing arm bar 3, electronics close gatekeeper
Device 4, upper rocker arm bar 2 and hydraulic controller 5 are controlled, electronics closes in a monitor 4 to be equipped with enabling microswitch 10 and close door side by side
Microswitch 11, arm seat mandrel 1 include locating sleeve 7, sleeve bolt 6, set type gear 8 and fluted disc 9, and locating sleeve 7 includes opening
Door locating sleeve 7 and close a locating sleeve 7, enabling locating sleeve 7 and to close a locating sleeve 7 be in hollow circular cylinder opens the door
7 lower end of locating sleeve offers enabling positioning groove 17, and upper end is opened up there are two symmetrical enabling casing positioning groove 15, and open the door set
Threaded locating hole 16 is offered respectively immediately below pipe positioning groove 15；A locating sleeve 7 is closed to divide for the first tube body 21, the second tube body 22
With third tube body 23, the first tube body 21 is sleeved in enabling locating sleeve 7, and 21 upper end of the first tube body, which is opened, to be arranged with two and close door
Casing positioning groove 18, interior lower end are equipped with bolt support platform 24, and the side of the second tube body 22, which is equipped with, closes a positioning groove 19, third
Tube body 23 is sleeved in the mounting hole 12 of upper rocker arm bar 2,24 inside diameter of the second tube body 22, third tube body 23 and bolt support platform
Unanimously, and it is equipped with screw thread；Second tube body 22 is consistent with the outer diameter of enabling locating sleeve 13；Locating sleeve 7 is sleeved on electronics successively
It closes in a monitor 4 and upper rocker arm bar 2,9 upper end of fluted disc is bumped into set type gear 8, and lower end is fixedly connected with lower shake-changing arm bar 3；Casing
Locating sleeve 7, set type gear 8 are fixedly connected by bolt 6 with fluted disc 9 successively from top to bottom, and are supported admittedly by bolt support platform 24
It is fixed；Enabling microswitch 10 and close on a microswitch 11 and be respectively equipped with idler wheel 20, idler wheel 20 respectively with enabling positioning groove 17
The opening and closing of door are monitored with the cooperation of a positioning groove 19 is closed；Electronics closes a monitor 4 and is fixed on upper rocker arm bar 2, opens
It door microswitch 10 and closes a microswitch 11 and is swung with armed lever is above waved, lower shake-changing arm bar 3 passes through arm seat mandrel 1 and upper rocker arm bar
2 and electronics close the flexible connection of a monitor 4, locating sleeve 7 is swung with lower shake-changing arm bar 3, and upper rocker arm bar 2 is fixed on doorframe, under
One end of rocking lever 3 is connect with hydraulic controller 5, and is fixed on door-plate.
Set type gear 8 is equipped with gear positioning port 26, and the inside that electronics closes a monitor 4 is equipped with positioning column 25, by fixed
Position column 25 is matched with gear positioning port 26, realizes enabling positioning and the control automatic door-closing of monitoring door closer.
The present invention is further explained：
It enabling locating sleeve 13 and closes a locating sleeve 14 and with enabling microswitch 10 and closes the idler wheel of a microswitch 11 respectively
20 are in contact；When installing door closer, by adjusting enabling locating sleeve 13 and closing the enabling casing of 14 top of a locating sleeve
Positioning groove 15 and door pocket pipe positioning groove 18 is closed, to adjust the position location that rectilinear monitoring door closer opens and closes door, opened the door
It locating sleeve 13 and closes after a locating sleeve 14 positions, is screwed into two threaded locating holes 16 by two screws, clamshell doors positioning
Casing 13 and the position for closing a locating sleeve 14 are locked, wherein enabling positioning groove 17 and close a positioning groove 19 cannot position
In in same vertical line.
Enabling microswitch 10 and the 7 outer surface joint of idler wheel 20 and locating sleeve on a microswitch 11 is closed, positioned
Casing 7 pushes down enabling microswitch 10 or closes the switch button of a microswitch 11, and door is made to be in half-open position；When enabling fine motion
When switch 10 or the idler wheel 20 for closing a microswitch 11 slide into enabling positioning groove 17 or close positioning groove 19, enabling fine motion is opened
Pass 10 or the button for closing a microswitch 11 are released；When 10 button of enabling microswitch is released, judgement fire resistant doorsets are opened
It opens, when closing a microswitch 11 and being released, judgement fire resistant doorsets are closed, and the state of fire resistant doorsets is closed gatekeeper control by electronics
The output end of device 4 is transmitted to external display equipment.
When fire resistant doorsets are opened, when fire resistant doorsets drive monitoring door closer to reach preset opening position from closed state, electronics
The positioning column 25 for closing a monitor 4 blocks the gear positioning port 26 of set type gear 8, and fire resistant doorsets are in locking opening state；Simultaneously
The enabling microswitch 10 that electronics closes in a monitor 4 is influenced to be in complete release conditions by enabling locating slot 17, and closes door
Microswitch 11 is influenced to be in complete stitching state, monitoring system by 19 position of the locating slot movement of closing for closing a locating sleeve 14
Door is in an open state at this time for system judgement.
When fire resistant doorsets remote control or alarm automatic door-closing, the positioning column 25 that electronics closes a monitor 4 unclamps set type gear 8
Gear positioning port 26, the gear positioning port 26 of set type gear 8 lacks support, by the effect of hydraulic controller 5, make fire resistant doorsets from
Dynamic to be closed, after door closer restores to preset shutdown angle, fire resistant doorsets are in closed state；Electronics closes a monitor 4 simultaneously
The interior microswitch 11 that closes is influenced to be in complete release conditions by a locating slot 19 is closed, and enabling microswitch 10 is opened the door
The influence of 17 position of the enabling locating slot movement of locating sleeve 13 is in complete stitching state, and monitoring system judges Men Weiguan at this time
Closed state.
Involved equipment component is conventional equipment element unless otherwise instructed in the embodiment above, involved
Structure setting mode, working method or control mode are set-up mode, the working method of this field routine unless otherwise instructed
Or control mode.
Finally illustrate, the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, this field is common
Other modifications or equivalent replacement that technical staff makes technical scheme of the present invention, without departing from technical solution of the present invention
Spirit and scope, be intended to be within the scope of the claims of the invention.
Claims (10)
1. a kind of rectilinear monitoring door closer, including arm seat mandrel（1）, lower shake-changing arm bar（3）, electronics close a monitor（4）, on shake
Armed lever（2）And hydraulic controller（5）, the electronics closes a monitor（4）It is fixed on upper rocker arm bar（2）On, the lower shake-changing arm bar
（3）Pass through arm seat mandrel（1）With upper rocker arm bar（2）A monitor is closed with electronics（4）Flexible connection, the upper rocker arm bar（2）Gu
It is scheduled on doorframe, the lower shake-changing arm bar（3）One end and hydraulic controller（5）Connection, and be fixed on door-plate, feature exists
In：The electronics closes a monitor（4）It is interior that enabling microswitch is installed side by side（10）With close a microswitch（11）；The arm
Seat mandrel（1）Including locating sleeve（7）, sleeve bolt（6）, set type gear（8）And fluted disc（9）, the locating sleeve（7）Successively
It is sleeved on electronics and closes a monitor（4）With upper rocker arm bar（2）It is interior, the fluted disc（9）Upper end is bumped into set type gear（8）, lower end with
Lower shake-changing arm bar（3）It is fixedly connected；Described sleeve pipe bolt（6）From top to bottom successively by locating sleeve（7）, set type gear（8）And tooth
Disk（9）It is fixedly connected.
2. rectilinear monitoring door closer according to claim 1, it is characterised in that：The locating sleeve（7）Including opening the door
Locating sleeve（13）With close a locating sleeve（14）, the enabling locating sleeve（13）With close a locating sleeve（14）It is in hollow
Type cylinder, the enabling locating sleeve（13）Lower end offers enabling positioning groove（17）, upper end opens up that there are two symmetrical
Enabling casing positioning groove（15）, the enabling casing positioning groove（15）Underface offers threaded locating hole respectively（16）；It is described
Close a locating sleeve（14）It is divided into the first tube body（21）, the second tube body（22）With third tube body（23）, first tube body（21）
It is sleeved on enabling locating sleeve（13）It is interior, first tube body（21）Upper end, which is opened, to be arranged with two and closes door pocket pipe positioning groove
（18）, interior lower end is equipped with bolt support platform（24）, second tube body（22）Side be equipped with close a positioning groove（19）, institute
State third tube body（23）It is sleeved on upper rocker arm bar（2）Mounting hole（12）It is interior, second tube body（22）, third tube body（23）With
Bolt support platform（24）Inside diameter it is consistent, and be equipped with screw thread.
3. rectilinear monitoring door closer according to claim 1, it is characterised in that：The enabling microswitch（10）With close
Door microswitch（11）On be respectively equipped with idler wheel（20）, the idler wheel（20）Respectively with enabling positioning groove（17）With close positioning
Groove（19）Coordinate to monitor the opening and closing of door.
4. rectilinear monitoring door closer according to claim 1, it is characterised in that：The locating sleeve（7）With lower shake-changing arm
Bar（3）It swings, the enabling microswitch（10）With close a microswitch（11）It is swung with armed lever is above waved.
5. rectilinear monitoring door closer according to claim 2, it is characterised in that：The enabling locating sleeve（13）With
Two tube bodies（22）Outer diameter it is consistent.
6. rectilinear monitoring door closer according to claim 1 or 2, it is characterised in that：Described sleeve pipe bolt（6）By bolt
Supporting table（24）Support is fixed.
7. rectilinear monitoring door closer according to claim 2, it is characterised in that：When installing and using, described open the door is determined
Position groove（17）With close a positioning groove（19）It cannot be located in same vertical line.
8. rectilinear monitoring door closer according to claim 1, it is characterised in that：The set type gear（8）Equipped with gear
Positioning port（26）.
9. rectilinear monitoring door closer according to claim 1, it is characterised in that：The electronics closes a monitor（4）'s
Inside is equipped with positioning column（25）.
10. rectilinear monitoring door closer according to claim 8 or claim 9, it is characterised in that：The positioning column（25）With gear
Positioning port（26）It matches, realizes the enabling positioning of monitoring door closer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810477716.9A CN108798342B (en) | 2018-05-18 | 2018-05-18 | Vertical monitoring door closer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810477716.9A CN108798342B (en) | 2018-05-18 | 2018-05-18 | Vertical monitoring door closer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108798342A true CN108798342A (en) | 2018-11-13 |
| CN108798342B CN108798342B (en) | 2024-04-02 |
Family
ID=64092599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810477716.9A Active CN108798342B (en) | 2018-05-18 | 2018-05-18 | Vertical monitoring door closer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108798342B (en) |
Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2102984U (en) * | 1991-11-04 | 1992-04-29 | 董士聪 | Releasing apparatus for whole type fireproof door |
| KR200331691Y1 (en) * | 2003-08-13 | 2003-11-01 | 김진학 | Door closer apparatus for the fire prevention door |
| KR20040072159A (en) * | 2003-02-10 | 2004-08-18 | 유규식 | Self-closing device for fire door |
| CN201241556Y (en) * | 2008-07-01 | 2009-05-20 | 陈宇楠 | Automatic door closing controller of anti-fire door |
| WO2010062025A1 (en) * | 2008-11-27 | 2010-06-03 | Moon Hong Sik | Separate-type fire door closing apparatus for a door check |
| CN203729780U (en) * | 2014-03-05 | 2014-07-23 | 昆山毅达科技电子有限公司 | Electrically-controlled rail type door closer |
| CN203729734U (en) * | 2013-11-28 | 2014-07-23 | 卜红枚 | Positioning supporting rod of electromagnetic release door closer |
| KR101453211B1 (en) * | 2013-10-11 | 2014-10-22 | 오맹수 | A fire door automatic movement closing equipment |
| CN204326805U (en) * | 2014-12-18 | 2015-05-13 | 深圳市中天明科技有限公司 | The door closer of opening is in for monitoring labeled door |
| CN105064854A (en) * | 2015-07-16 | 2015-11-18 | 苏州市富尔达科技股份有限公司 | Automatic fire disaster door-closing device |
| CN105064855A (en) * | 2015-08-06 | 2015-11-18 | 苏州市富尔达科技股份有限公司 | Automatic door closing device for fire |
| KR101678144B1 (en) * | 2016-07-07 | 2016-11-21 | 주식회사 화창기업 | Automatic Closing Device for Fireproof Door with Dual Sliding Member |
| WO2017101732A1 (en) * | 2015-12-16 | 2017-06-22 | 瓯宝安防科技股份有限公司 | Electromagnetic release door closer |
| CN206337966U (en) * | 2016-12-30 | 2017-07-18 | 郑州金特莱电子有限公司 | Fireproof door closer |
| KR200484451Y1 (en) * | 2016-06-28 | 2017-09-07 | 김동석 | Fire door automatic closing device |
| KR20180012420A (en) * | 2016-07-27 | 2018-02-06 | 이재수 | Inner gate fixed device |
| CN208380380U (en) * | 2018-05-18 | 2019-01-15 | 郑州金特莱电子有限公司 | A kind of rectilinear monitoring door closer |
-
2018
- 2018-05-18 CN CN201810477716.9A patent/CN108798342B/en active Active
Patent Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2102984U (en) * | 1991-11-04 | 1992-04-29 | 董士聪 | Releasing apparatus for whole type fireproof door |
| KR20040072159A (en) * | 2003-02-10 | 2004-08-18 | 유규식 | Self-closing device for fire door |
| KR200331691Y1 (en) * | 2003-08-13 | 2003-11-01 | 김진학 | Door closer apparatus for the fire prevention door |
| CN201241556Y (en) * | 2008-07-01 | 2009-05-20 | 陈宇楠 | Automatic door closing controller of anti-fire door |
| WO2010062025A1 (en) * | 2008-11-27 | 2010-06-03 | Moon Hong Sik | Separate-type fire door closing apparatus for a door check |
| KR101453211B1 (en) * | 2013-10-11 | 2014-10-22 | 오맹수 | A fire door automatic movement closing equipment |
| CN203729734U (en) * | 2013-11-28 | 2014-07-23 | 卜红枚 | Positioning supporting rod of electromagnetic release door closer |
| CN203729780U (en) * | 2014-03-05 | 2014-07-23 | 昆山毅达科技电子有限公司 | Electrically-controlled rail type door closer |
| CN204326805U (en) * | 2014-12-18 | 2015-05-13 | 深圳市中天明科技有限公司 | The door closer of opening is in for monitoring labeled door |
| CN105064854A (en) * | 2015-07-16 | 2015-11-18 | 苏州市富尔达科技股份有限公司 | Automatic fire disaster door-closing device |
| CN105064855A (en) * | 2015-08-06 | 2015-11-18 | 苏州市富尔达科技股份有限公司 | Automatic door closing device for fire |
| WO2017101732A1 (en) * | 2015-12-16 | 2017-06-22 | 瓯宝安防科技股份有限公司 | Electromagnetic release door closer |
| KR200484451Y1 (en) * | 2016-06-28 | 2017-09-07 | 김동석 | Fire door automatic closing device |
| KR101678144B1 (en) * | 2016-07-07 | 2016-11-21 | 주식회사 화창기업 | Automatic Closing Device for Fireproof Door with Dual Sliding Member |
| KR20180012420A (en) * | 2016-07-27 | 2018-02-06 | 이재수 | Inner gate fixed device |
| CN206337966U (en) * | 2016-12-30 | 2017-07-18 | 郑州金特莱电子有限公司 | Fireproof door closer |
| CN208380380U (en) * | 2018-05-18 | 2019-01-15 | 郑州金特莱电子有限公司 | A kind of rectilinear monitoring door closer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108798342B (en) | 2024-04-02 |
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