CN105064854A - Automatic fire disaster door-closing device - Google Patents
Automatic fire disaster door-closing device Download PDFInfo
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- CN105064854A CN105064854A CN201510418399.XA CN201510418399A CN105064854A CN 105064854 A CN105064854 A CN 105064854A CN 201510418399 A CN201510418399 A CN 201510418399A CN 105064854 A CN105064854 A CN 105064854A
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- closing device
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- automatic door
- fire
- door
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Abstract
The invention relates to an automatic fire disaster door-closing device. The automatic fire disaster door-closing device comprises a main hydraulic machine, an arm lever, a rotary shaft, a connecting plate and a clamping device and further comprises a smoke monitoring device, a naked fire monitoring device and a driving device, wherein one end of the arm lever is connected with the main hydraulic machine; the rotary shaft is fixedly connected with the other end of the arm lever; one end of the connecting plate is connected with a door frame; the other end of the connecting plate is rotationally connected with the rotary shaft; the clamping device is mounted on the connecting plate; the naked fire monitoring device is installed on the connecting plate; the driving device is mounted on the connecting plate and respectively connected with the smoke monitoring device and the naked fire monitoring device; the driving device is connected with the clamping device. When presence of smoke or naked fire is monitored, the driving device drives the clamping device to be separated from the rotary shaft so that a door can be closed. By means of the automatic fire disaster door-closing device, technology upgrading cost of existing products is reduced, the device can respond in time according to the smoke and fire during operation, and the door can be controlled to be closed. Power consumption of the device is required only for monitoring of temperature changes, so that cost is reduced. The automatic fire disaster door-closing device is simple in structure and high in integration level, and mounting difficulty requirements are low.
Description
Technical field
the present invention relates to a kind of fire automatic door closing device.
Background technology
door closer is a kind of device door can closed by spring and hydraulic press by door automatically that open, current existence two kinds of door closers, one class is closed type door closer, door cannot be opened off-position, one class is the door closer of band location, the state of opening the door can be kept after the door is opened, be more conducive to walking and the ventilation of people.
wherein: the door closer of band location, when breaking out of fire, for stoping entering of pyrotechnics, needing to cut out by door immediately, mainly containing following two kinds of technology at present:
one, electromagnetism door-inhale: what this equipment used is electromagnetic principle, and the electromagnet be made up of electromagnetic coil and suction disc form.When pushing, door-inhale is lived location, without the need to manually by electromagnetism door-inhale automatically; Cut off power supply during breaking out of fire and realize self closing fire door.But this product no signal feedback function, directly uses fire-fighting loop power supply, take fire-fighting power supply capacity, and is in large power-consumption standby state all the year round, because function too simply there is no failure protection function, once coil occurs that short trouble also can cause hidden fire-fighting danger.
two, magnetictrip: comprise electromagnetic releaser, snap close.At ordinary times without the need to electricity consumption, open the door when locating and want manually electromagnetic releaser to be inserted in dropout, during fire, power transmission release, automatically closes under the common door closer effect of labeled door, but can't automatically reset when reusing, need hand-reset.Because its internal mechanical structure is many, the yielding or jam such as plectrum, connecting rod, snap close and quality problems often occur, and also power transmission is closed the door and is not met fire protection rule, gradually by market.
in addition, they also need to network with fire fighting system, during installation, both increase difficulty to the design, construction, wiring etc. of construction, and accessory cost are also high.
Summary of the invention
the object of this invention is to provide a kind of fire automatic door closing device, especially a kind ofly can detect naked light and smog and the fire automatic door closing device of automatic door-closing simultaneously.
for achieving the above object, the technical solution used in the present invention is:
a kind of fire automatic door closing device, comprise the hydraulic host machine be fixed on for providing power to make door automatically close on door, the armed lever that one end is connected with described hydraulic host machine, the rotating shaft be fixedly connected with the other end of described armed lever, one end is connected with doorframe, the other end and described rotating shaft rotate the junction plate be connected, be arranged on and described junction plate can clamp described rotating shaft make door be held open the gripping mechanism of state when opening off-position, described fire automatic door closing device also comprises the smoke monitoring device for monitoring smog, be arranged on described junction plate for monitoring the naked light monitoring device of naked light, to be arranged on described junction plate respectively with described mist detecting device, the drive unit that naked light monitoring device is connected, described drive unit is connected with described gripping mechanism, when monitoring smog or naked light, gripping mechanism described in described drive unit drives and rotating shaft are separated and make to close.
preferably, the push rod that described drive unit comprises the fixed axis be fixed on described junction plate, also can rotate around it through described fixed axis, one end of described push rod is connected with naked light monitoring device with described smoke monitoring device respectively, the other end is connected with described gripping mechanism, when one end of described push rod is to during near the motion of described rotor shaft direction, the gripping mechanism described in the other end drives and rotating shaft are separated.
further preferably, described smoke monitoring device comprises smog monitor, is fixed on the electromagnet that described junction plate is connected with described smog monitor, described electromagnet is connected with one end of push rod, when monitoring smog, the push rod described in described electromagnet promotes moves near described rotor shaft direction.
further preferably, described naked light supervising device comprises the support be fixed on described junction plate, the connecting rod be located on described support, is connected to fire-fighting glass marble between described support and connecting rod one end, is connected to elastic component between described support and the connecting rod other end, the other end of described connecting rod is connected with one end of push rod, when monitoring naked light, described fire-fighting glass marble is separated from described support and connecting rod one end, described elastic component pull described connecting rod drive described in push rod near the motion of described rotor shaft direction.
preferably, described fire automatic door closing device also comprises the state monitoring apparatus for monitoring door opening and closing, described state monitoring apparatus comprises the position monitor be fixed on described junction plate, one end is connected to the push rod on described position monitor, the interlock ring be set in described rotating shaft, the other end of described push rod has protuberance, the outer peripheral face of described interlock ring offers recess, when door is opened and is in off-position state, described protuberance matches with recess.
further preferably, the mist detecting device of multiple described fire automatic door closing device, naked light monitoring device and state monitoring apparatus are connected by signal with a central control room.
preferably, described junction plate offers installing space, described gripping mechanism is arranged in described installing space.
further preferably, described gripping mechanism comprises force-regulating rod, be connected to the steel ball of described force-regulating rod one end, be set in force adjustment spring on described force-regulating rod and force adjustment nut, described force-regulating rod, steel ball and force adjustment spring to be arranged in described installing space and to be encapsulated by described force adjustment nut, described force-regulating rod is connected with drive unit, when door is opened and is in off-position state, the described rotating shaft described in steel ball clamping.
further preferably, described rotating shaft is arranged with clamp, described clamp offers breach, described steel ball is stuck in described breach and makes door be held open state.
further preferably, described installing space has the screw thread matched with described force adjustment nut.
because technique scheme is used, the present invention compared with prior art has following advantages:
smoke monitoring device and naked light monitoring device are integrated on the junction plate of existing door closer by the present invention, and the cost of existing product technology upgrading is reduced greatly; In use, this device can make feedback in time for smog and fire, timely opposite house makes closedown, routine use is only the power consumption that device monitoring arrives variations in temperature, product cost and routine use cost also significantly reduce, apparatus structure is simple, and integrated level is high, requires greatly to reduce to the difficulty of installing.
Accompanying drawing explanation
accompanying drawing 1 is the structural representation of the present embodiment;
accompanying drawing 2 is the partial structurtes schematic diagram of the present embodiment;
accompanying drawing 3 is the top view of accompanying drawing 2.
wherein: 1, junction plate; 10, installing space; 2, armed lever; 3, rotating shaft; 4, gripping mechanism; 40, force-regulating rod; 41, steel ball; 42, force adjustment spring; 43, force adjustment nut; 5, smoke monitoring device; 50, electromagnet; 6, naked light monitoring device; 60, gripper shoe; 61, support bar; 62, connecting rod; 63, fire-fighting glass marble; 64, spring; 7, drive unit; 70, fixed axis; 71, push rod; 8, state monitoring apparatus; 80, position monitor; 81, push rod; 810, protuberance; 82, link ring; 820, recess; 9, clamp; 90, breach.
Detailed description of the invention
below in conjunction with drawings and Examples, the invention will be further described:
a kind of fire automatic door closing device as shown in the figure, comprise be fixed on the armed lever 2 that door is connected with hydraulic host machine for hydraulic host machine, one end of providing power to make door automatically close, the rotating shaft 3 be fixedly connected with the other end of armed lever 2, one end are connected with doorframe by door bracket, the other end and rotating shaft 3 rotate the junction plate 1 be connected, the gripping mechanism 4 be arranged on junction plate 1, when door opens and closes, junction plate 1 and armed lever 2 phase countershaft 3 rotate, and can clamp rotating shaft 3 to be held open state when door clamps rotating shaft 3 when opening off-position.
fire automatic door closing device also comprises smoke monitoring device 5 for monitoring smog, be arranged on junction plate 1 for monitor naked light naked light monitoring device 6, be arranged on the drive unit 7 that junction plate 1 is connected with mist detecting device 5, naked light monitoring device 6 respectively, drive unit 7 is connected with gripping mechanism 3, when monitoring smog or naked light, drive unit 7 drives gripping mechanism 4 and rotating shaft 3 to be separated to make closes.The concrete structure of each device is in the present embodiment:
the push rod 71 that drive unit 7 comprises the fixed axis 70 be fixed on junction plate 1, also can rotate around it through fixed axis 70, one end of push rod 71 is connected with naked light monitoring device 6 with smoke monitoring device 5 respectively, the other end is connected with gripping mechanism 3, when one end of push rod 71 is to during near the motion of rotating shaft 3 direction, push rod 71 with fixed axis 70 for rotational axis line rotates, thus make the other end drive gripping mechanism 3 to move to the direction away from rotating shaft 3, be separated with rotating shaft 3, door is closed under hydraulic host machine effect.
smoke monitoring device 5 comprises smog monitor, is fixed on the electromagnet 50 that junction plate 1 is connected with smog monitor, smog monitor can be arranged in room or on door, magnitude setting also can be one or more, be connected by signal with electromagnet 50, electromagnet 50 is connected with one end of push rod 71.Send signal when smog monitor monitors smog, obtain electric promotion push rod 71 after electromagnet 50 receives to moving near the direction of rotating shaft 3 thus making a closedown.
naked light supervising device 6 comprises the support be fixed on junction plate 1, the connecting rod 62 be located on support, is connected to fire-fighting glass marble 63 between support and connecting rod 62 one end, is connected to spring 64 between support and connecting rod 61 other end, the other end of connecting rod 62 is connected with one end of push rod 71, wherein, support comprises the gripper shoe 60 be fixed on junction plate 1, the support bar 61 be fixed in gripper shoe 60, support bar 61 parallels with connecting rod 62, and fire-fighting glass marble 63 is connected on support bar 61.When in room, naked light is larger, interior temperature raises, fire-fighting glass marble 63 by thermal spalling, separated from support bar 61 and connecting rod 62 one end, connecting rod 62 one end loses pulling force, and spring 64 pulls connecting rod 62 other end to drive push rod 71 to moving near rotating shaft 3 direction thus making a closedown.
fire automatic door closing device also comprises the state monitoring apparatus 8 for monitoring door opening and closing, state monitoring apparatus 8 comprises the position monitor 80 be fixed on junction plate 1, one end is connected to the push rod 81 on position monitor 80, the interlock ring 82 be set in rotating shaft 3, the other end of push rod 81 has the protuberance 810 of arc, the outer peripheral face of interlock ring 82 offers recess 820, when door is opened and is in off-position state, protuberance 810 matches with recess 820.
junction plate 1 offers installing space 10, gripping mechanism 4 is arranged in installing space 10.Gripping mechanism 4 comprises force-regulating rod 40, be connected to the steel ball 41 of force-regulating rod 40 1 end, be set in force adjustment spring 42 on force-regulating rod 40 and force adjustment nut 43, installing space 10 has the screw thread matched with force adjustment nut 43, force-regulating rod 40, steel ball 41 and force adjustment spring 42 to be arranged in installing space 10 and to be encapsulated by force adjustment nut 43, to control the tensioning degree of force adjustment spring 42, force-regulating rod 40 is connected with the other end of push rod 71.In addition, rotating shaft 3 is arranged with clamp 9, clamp 9 offers breach 90, when door is opened and is in off-position state, steel ball 41 is stuck in breach 90 and makes door be held open state; When push rod 71 drives force-regulating rod 40 to move to the direction away from rotating shaft 3, steel ball 41 is deviate from breach 90.
in addition, the mist detecting device 5 of multiple fire automatic door closing device, naked light monitoring device 6 and state monitoring apparatus 8 are connected by signal with a central control room.State monitoring apparatus 8 sends to central control room according to the open and-shut mode signal of not door, the open and-shut mode of each during to grasp fire; Signal between multiple fire automatic door closing device can be connected in series, by common share communication signal, central control room can control electromagnet 50 action between multiple fire automatic door closing device, make in a building building, if a place detects fire, the door Close All in whole building can be made, to prevent spreading of smog and naked light.
above-described embodiment, only for technical conceive of the present invention and feature are described, its object is to person skilled in the art can be understood content of the present invention and implement according to this, can not limit the scope of the invention with this.All equivalences done according to Spirit Essence of the present invention change or modify, and all should be encompassed within protection scope of the present invention.
Claims (10)
1. a fire automatic door closing device, comprise the hydraulic host machine be fixed on for providing power to make door automatically close on door, the armed lever that one end is connected with described hydraulic host machine, the rotating shaft be fixedly connected with the other end of described armed lever, one end is connected with doorframe, the other end and described rotating shaft rotate the junction plate be connected, be arranged on and described junction plate can clamp described rotating shaft make door be held open the gripping mechanism of state when opening off-position, it is characterized in that: described fire automatic door closing device also comprises the smoke monitoring device for monitoring smog, be arranged on described junction plate for monitoring the naked light monitoring device of naked light, to be arranged on described junction plate respectively with described mist detecting device, the drive unit that naked light monitoring device is connected, described drive unit is connected with described gripping mechanism, when monitoring smog or naked light, gripping mechanism described in described drive unit drives and rotating shaft are separated and make to close.
2. fire automatic door closing device according to claim 1, it is characterized in that: the push rod that described drive unit comprises the fixed axis be fixed on described junction plate, also can rotate around it through described fixed axis, one end of described push rod is connected with naked light monitoring device with described smoke monitoring device respectively, the other end is connected with described gripping mechanism, when one end of described push rod is to during near the motion of described rotor shaft direction, the gripping mechanism described in the other end drives and rotating shaft are separated.
3. fire automatic door closing device according to claim 2, it is characterized in that: described smoke monitoring device comprises smog monitor, is fixed on the electromagnet that described junction plate is connected with described smog monitor, described electromagnet is connected with one end of push rod, when monitoring smog, the push rod described in described electromagnet promotes moves near described rotor shaft direction.
4. fire automatic door closing device according to claim 2, it is characterized in that: described naked light supervising device comprises the support be fixed on described junction plate, be located in the connecting rod on described support, be connected to the fire-fighting glass marble between described support and connecting rod one end, be connected to the elastic component between described support and the connecting rod other end, the other end of described connecting rod is connected with one end of push rod, when monitoring naked light, described fire-fighting glass marble is separated from described support and connecting rod one end, described elastic component pulls the described push rod described in connecting rod drive to move near described rotor shaft direction.
5. fire automatic door closing device according to claim 1, it is characterized in that: described fire automatic door closing device also comprises the state monitoring apparatus for monitoring door opening and closing, described state monitoring apparatus comprises the position monitor be fixed on described junction plate, one end is connected to the push rod on described position monitor, the interlock ring be set in described rotating shaft, the other end of described push rod has protuberance, the outer peripheral face of described interlock ring offers recess, when door is opened and is in off-position state, described protuberance matches with recess.
6. fire automatic door closing device according to claim 6, is characterized in that: the mist detecting device of multiple described fire automatic door closing device, naked light monitoring device and state monitoring apparatus are connected by signal with a central control room.
7. fire automatic door closing device according to claim 1, it is characterized in that: described junction plate offers installing space, described gripping mechanism is arranged in described installing space.
8. fire automatic door closing device according to claim 7, it is characterized in that: described gripping mechanism comprises force-regulating rod, be connected to the steel ball of described force-regulating rod one end, be set in force adjustment spring on described force-regulating rod and force adjustment nut, described force-regulating rod, steel ball and force adjustment spring to be arranged in described installing space and to be encapsulated by described force adjustment nut, described force-regulating rod is connected with drive unit, when door is opened and is in off-position state, the described rotating shaft described in steel ball clamping.
9. fire automatic door closing device according to claim 8, is characterized in that: described rotating shaft is arranged with clamp, described clamp offers breach, described steel ball is stuck in described breach and makes door be held open state.
10. fire automatic door closing device according to claim 8, is characterized in that: described installing space has the screw thread matched with described force adjustment nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510418399.XA CN105064854B (en) | 2015-07-16 | 2015-07-16 | Fire automatic door closing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510418399.XA CN105064854B (en) | 2015-07-16 | 2015-07-16 | Fire automatic door closing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105064854A true CN105064854A (en) | 2015-11-18 |
| CN105064854B CN105064854B (en) | 2016-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510418399.XA Active CN105064854B (en) | 2015-07-16 | 2015-07-16 | Fire automatic door closing device |
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| CN (1) | CN105064854B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107605318A (en) * | 2017-09-30 | 2018-01-19 | 苏州市富尔达科技股份有限公司 | A kind of warming shutting window device that can be closed automatically |
| CN108798342A (en) * | 2018-05-18 | 2018-11-13 | 郑州金特莱电子有限公司 | A kind of rectilinear monitoring door closer |
| US10843897B2 (en) * | 2018-05-30 | 2020-11-24 | Songsan Special Elevators Co., Ltd. | Emergency elevator |
-
2015
- 2015-07-16 CN CN201510418399.XA patent/CN105064854B/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107605318A (en) * | 2017-09-30 | 2018-01-19 | 苏州市富尔达科技股份有限公司 | A kind of warming shutting window device that can be closed automatically |
| CN108798342A (en) * | 2018-05-18 | 2018-11-13 | 郑州金特莱电子有限公司 | A kind of rectilinear monitoring door closer |
| CN108798342B (en) * | 2018-05-18 | 2024-04-02 | 郑州金特莱电子有限公司 | Vertical monitoring door closer |
| US10843897B2 (en) * | 2018-05-30 | 2020-11-24 | Songsan Special Elevators Co., Ltd. | Emergency elevator |
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| Publication number | Publication date |
|---|---|
| CN105064854B (en) | 2016-08-17 |
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