CN201241556Y

CN201241556Y - Automatic door closing controller of anti-fire door

Info

Publication number: CN201241556Y
Application number: CNU2008201028729U
Authority: CN
Inventors: 陈宇楠
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-07-01
Filing date: 2008-07-01
Publication date: 2009-05-20
Anticipated expiration: 2018-07-01

Abstract

The utility model provides a fire-door automatic door closing controller, which comprises a return rotating shaft mechanism of a door closer, a rocker arm and a connecting rod, wherein the rocker arm and the connecting rod are arranged between the return rotating shaft mechanism and a push-type door body. The fire-door automatic door closing controller is characterized in that one end of the rocker arm is hinged to the return rotating shaft, the other end is hinged to the inner side of the door body via the connecting rod, the return rotating shaft is further fixedly connected with a controll shift rod, the controll shift rod is equipped with a fastener which fastens the inner side end of the rocker arm to drive the rocker arm to rotate and operate outwardly so as to drive the door body to close, a free end of the controlling shift rod is connected with a locking pin via a pulling rope, and the locking pin can be connected with an electric control lock body which is fixedly mounted on a door frame when the door body is in opening state to prevent the controll shift rod driving the rocker arm to lead the door body to close. The utility model is favorable for realizing automatically closing a normally open fire-door when breaking out of fire, besides, the fire door can be manually opened and closed optionally even when the fire door is controlled by the automatic door closing controller.

Description

Labeled door closes door controller automatically

Technical field

The utility model relates to a kind of labeled door and closes door controller automatically.

Background technology

At present, the fire prevention door closer that sell the market is in normally open at ordinary times, when fire alarm takes place, need manually close, and can't close the door automatically and plays and prevent the moving and fireproof function of fiery plume; And the patent No. is 99205594.6 a kind of full-automatic labeled door door closer, keep the angle adjustable in 0-180 ° of scopes though have the labeled door unlatching, applying door closing force, or breaking out of fire accident when outage, or by other control signal (as smog or temperature sensor signal) automatically during the control outage, characteristics that labeled door is closed automatically, but in arbitrarily opening and closing at ordinary times, thereby brought inconvenience to the user.

Summary of the invention

The utility model purpose is to provide a kind of labeled door to close door controller automatically, this device can not only realize that the automatic control of labeled door open in usual when breaking out of fire closes the door, and labeled door still can rely on manpower to open arbitrarily, close being under the state that closes door controller control automatically.

The utility model comprises reset rotating shaft mechanism and be located at rocking arm and the connecting rod that resets between rotating shaft mechanism and the type push form door body of door closer, it is characterized in that, described rocking arm one end is hinged with the rotating shaft that resets, the other end is hinged through connecting rod and door body inboard, the described rotating shaft that resets also is fixedly connected with the control driving lever, described control driving lever is provided with and fastens the rocking arm medial extremity to drive the discount that its outside rotating operation drive door body is closed, described control driving lever free end is connected with lock pin through a pull rope, and described lock pin can be connected with the automatically controlled lock body on being fixedly installed in doorframe when Men Ticheng pushes shape open and order about rocking arm and drive a door body and close to prevent to control driving lever.

When the utility model takes place at fire, can control automatically controlled lock body automatically by control system, lock pin and automatically controlled lock body are broken away from, the control driving lever loses tractive force, under the twisting force of the rotating shaft that resets of door closer, drive rocking arm to inner rotary, thereby realize driving closing automatically of labeled door through rocking arm, connecting rod.

In addition, rotating shaft is fixedlyed connected with the control driving lever owing to reset, hinged with rocking arm, make when breaking out of fire not, the only fixing control of the rotating shaft driving lever that resets of door closer, and rocking arm is not subjected to the reset effect of rotating shaft torsion of door closer, still can freely rotate around the shaft, thereby, make labeled door when breaking out of fire not, still can rely on the random opening and closing of manpower.

Description of drawings

Fig. 1 is the utility model structural representation.

Fig. 2 is the A-A view of Fig. 1.

Fig. 3 is an electric control lock locking state structural representation of the present utility model.

Fig. 4 is an electric control lock opening structural representation of the present utility model.

Fig. 5 is the partial schematic diagram of lock pin of the present utility model and electric control lock coupling part.

The specific embodiment

The utility model comprises reset rotating shaft mechanism 2 and be located at Rocker arm 4 and the connecting rod 5 that resets between rotating shaft mechanism and the type push form door body 3 of door closer 1, it is characterized in that, described rocking arm one end 6 is hinged with the rotating shaft 2 that resets, the other end 7 is hinged through connecting rod 5 and door body 3 inboards, the described rotating shaft 2 that resets also is fixedly connected with control driving lever 8, described control driving lever 8 is provided with and fastens the Rocker arm 4 medial extremity to drive the discount 9 that its outside rotating operation drive door body is closed, described control driving lever free end 10 is connected with lock pin 12 through a pull rope 11, and described lock pin 12 can be connected with the automatically controlled lock body 14 on being fixedly installed in doorframe 13 when Men Ticheng pushes shape open and order about Rocker arm 4 and drive a door body and close to prevent to control driving lever 8.

Above-mentioned automatically controlled lock body 14 comprises pre-latch mechanism and automatically controlled manual blocking mechanism, described pre-latch mechanism comprises the cylindrical shell 16 with lock pin passage 15, with the perpendicular plane of lock pin passage on one side side chain body on be provided with the revotating card handle 17 that can cut the lock pin passage and the back-moving spring A that acts on the revotating card handle, described lock pin inserting end 18 is provided with and can be rotated the annular groove 19 that card handle 17 blocks, described passage 15 medial extremitys are provided with the outer ejection pin 20 of elasticity, the elasticity rate back-moving spring A of the outer ejection pin of described elasticity is big so that revotating card handle 17 is held open shape when lock pin does not insert, described automatically controlled manual blocking mechanism comprises and being articulated on the lock body through turning 21 clamps 23 that are used to fasten revotating card handle free end 22, block clamp work termination and in clamp perpendicular card driving lever 24 and electromagnet 25 through leading section, be provided with back-moving spring B between described clamp 23 and the cylindrical shell 16, described card driving lever front portion 26 is articulated on the lock body, and middle part one chute 27 is connected to realize automatically controlled being in transmission connection of locking with the trundle 29 that runs through electromagnet core termination 28.

In the above-mentioned pre-latch mechanism, lock pin 12 inserts from lock pin passage 15, push down the outer ejection pin 20 of elasticity under the outer power effect, revotating card handle 17 breaks away from the outer ejection pin restriction of elasticity, under the effect of back-moving spring A, the revotating card handle blocks the annular groove 19 that lock pin stretches into head, lock pin is pinned, but since the elastic force that closes the outer ejection pin of Men Li and elasticity of door closer much larger than the elastic force of back-moving spring A, lock pin can break away from from passage, therefore, automatically controlled manual blocking mechanism is set again on the lock body, dials on the card driving lever 24, rotate promotion clamp 23 around pin joint and overcome back-moving spring B active force, thereby fasten revotating card handle free end 22, realize that the revotating card handle by locked, makes lock pin can not eject passage automatically, firmly control driving lever through pull rope 11 tractions, door closer rotating shaft 2 can not be rotated, and the door body is in opening.

In case generation fire alarm, send signal by Fire Services Communication Centre, be electromagnet 25 energisings, iron core moves down, drive card driving lever 24 and set aside, by leverage, leading section breaks away from clamp work termination, under back-moving spring B effect, 21 dropout is turned in clamp 23 rotations, makes the revotating card handle break away from the locking of automatically controlled manual blocking mechanism, ejection pin and door closer close under the double action of a power outside elasticity, lock pin ejects passage automatically, and control driving lever 8 is not subjected to the tractive force effect, and door closer closes a power and drives the control driving lever around rotating shaft 2 rotations that reset, order about a Rocker arm 4 drive door body and close, close a function when fire alarm takes place automatically thereby be implemented in.

Simultaneously, can manually set aside card driving lever 24 under special circumstances, realize manually the function of closing when fire alarm takes place.

In order to close gate signal really for fire engineering control centre one, above-mentioned lock body is provided with can be by the shutdown signal sensor 30 of door body triggering when the door body is closed.

In order to economize on electricity, also be provided with when unblanking card driving lever rear end on the above-mentioned lock body with the descending cut-off switch that triggers 31 of iron core.

The pull rope 11 that the utility model embodiment adopts is the loop chain type chain.

The utility model can realize that the automatic control of labeled door open in usual when breaking out of fire closes the door, and any labeled door open in usual all can be loaded onto this and close door controller automatically, so the market applied range; This device is closing under the door controller duty labeled door automatically simultaneously, still can open arbitrarily, close labeled door, greatly facilitates user's daily life.

Claims

1, a kind of labeled door closes door controller automatically, comprise reset rotating shaft mechanism and be located at rocking arm and the connecting rod that resets between rotating shaft mechanism and the type push form door body of door closer, it is characterized in that, described rocking arm one end is hinged with the rotating shaft that resets, the other end is hinged through connecting rod and door body inboard, the described rotating shaft that resets also is fixedly connected with the control driving lever, described control driving lever is provided with and fastens the rocking arm medial extremity to drive the discount that its outside rotating operation drive door body is closed, described control driving lever free end is connected with lock pin through a pull rope, and described lock pin can be connected with the automatically controlled lock body on being fixedly installed in doorframe when Men Ticheng pushes shape open and order about rocking arm and drive a door body and close to prevent to control driving lever.

2, labeled door according to claim 1 closes door controller automatically, it is characterized in that, described automatically controlled lock body comprises pre-latch mechanism and automatically controlled manual blocking mechanism, described pre-latch mechanism comprises the cylindrical shell with lock pin passage, with the perpendicular plane of lock pin passage on one side side chain body on be provided with the revotating card handle that can cut the lock pin passage and the back-moving spring A that acts on the revotating card handle, described lock pin inserting end is provided with and can be rotated the annular groove that the card handle blocks, described passage medial extremity is provided with the outer ejection pin of elasticity, the elasticity rate back-moving spring A of the outer ejection pin of described elasticity is big so that the revotating card handle is held open shape when lock pin does not insert, described automatically controlled manual blocking mechanism comprises being articulated on the lock body through turning head and fastens the free-ended clamp of revotating card handle, block clamp work termination and in clamp perpendicular card driving lever and electromagnet through leading section, be provided with back-moving spring B between described clamp and the cylindrical shell, described card driving lever front portion is articulated on the lock body, and middle part one chute is connected to realize being in transmission connection of automatically controlled locking with the trundle that runs through the electromagnet core termination.

3, labeled door according to claim 2 closes door controller automatically, it is characterized in that, described lock body is provided with can be by the shutdown signal sensor of door body triggering when the door body is closed.

4, labeled door according to claim 2 closes door controller automatically, it is characterized in that, also is provided with when unblanking card driving lever rear end on the described lock body with the descending cut-off switch that triggers of iron core.

5, close door controller automatically according to claim 1 or 2 or 3 or 4 described labeled doors, it is characterized in that described pull rope is the loop chain type chain.