CN109122386A - A kind of poultry protective door for cooling down and preventing smog from pouring into - Google Patents

A kind of poultry protective door for cooling down and preventing smog from pouring into Download PDF

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Publication number
CN109122386A
CN109122386A CN201810836963.3A CN201810836963A CN109122386A CN 109122386 A CN109122386 A CN 109122386A CN 201810836963 A CN201810836963 A CN 201810836963A CN 109122386 A CN109122386 A CN 109122386A
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CN
China
Prior art keywords
unit
groove
door
poultry
pouring
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Granted
Application number
CN201810836963.3A
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Chinese (zh)
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CN109122386B (en
Inventor
秦玉华
张春雷
张渝皎
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Guizhou Huaxing Industry LLC
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Guizhou Huaxing Industry LLC
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Priority to CN201810836963.3A priority Critical patent/CN109122386B/en
Publication of CN109122386A publication Critical patent/CN109122386A/en
Application granted granted Critical
Publication of CN109122386B publication Critical patent/CN109122386B/en
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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K31/00Housing birds
    • A01K31/02Door appliances; Automatic door-openers
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K1/00Housing animals; Equipment therefor
    • A01K1/0047Air-conditioning, e.g. ventilation, of animal housings
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K1/00Housing animals; Equipment therefor
    • A01K1/0047Air-conditioning, e.g. ventilation, of animal housings
    • A01K1/0082Water misting or cooling systems

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  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Zoology (AREA)
  • Animal Husbandry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Birds (AREA)
  • Housing For Livestock And Birds (AREA)
  • Special Wing (AREA)

Abstract

The invention discloses the poultry protective doors that one kind can cool down and prevent smog from pouring into, including door body, sealing device, door frame and cooling mechanism;The sealing device includes hydraulic column and sealing plate;The hydraulic column is fixedly mounted on bottom portion of groove;Sealing plate is fixedly mounted on the hydraulic column;Groove II is equipped in the door frame;The trigger mechanism is set on the inside of groove II;The trigger mechanism includes block, stock, color sensor and support spring.The present invention increases sealing device in protection door body, improve protective door every cigarette effect, reduce or prevent pouring into for smog, reduce absorption of the human or animal to pernicious gas;In the case where kindling, inner utilization coolant liquid is external to carry out cooling processing to protective door by the way of water spray; to reduce the temperature on protective door surface; protective door can directly be struck out with the hand, the poultry in pouity dwelling place is rescued to greatest extent, reduce the loss of raiser.

Description

A kind of poultry protective door for cooling down and preventing smog from pouring into
Technical field
The invention belongs to protective door technical fields, are related to a kind of poultry protective door that can cool down and prevent smog from pouring into.
Background technique
The life of humans and animals is very fragile in fire hazard environment.Fire jeopardizes the main side of the life of humans and animals Face is that have poison gas and flue dust, including carbon monoxide, hydrocyanic acid, carbon dioxide and anoxia asphyxia etc..In the incipient fire stage, flue gas Diffusion velocity is 0.3m/s in the horizontal direction, and in fire combustion phases suddenly, due to the effect of high temperature, flue gas diffusion velocity is 0.5~0.8m/s, flue gas are 3~4m/s along the speed of the vertical diffusion sprawling of the vertical ducts such as staircase, pipeline, cable.
The special fire resisting door of one kind of Patent No. CN201711388970.3, doorframe and door leaf including steel, door leaf Side by prevent fires hinge is flexibly connected with doorframe, between doorframe and door leaf be equipped with sound-insulation strip and anti-plume, door leaf including prevent Fiery plate, the two sides of the fire-proof plate are coated with decorative panel, between fire-proof plate and decorative panel be equipped with a resin layer, the resin layer by Two layers of waterproof cloth package, resin layer is the Super Absorbent Polymer Particles being filled in two layers of waterproof cloth, and the lower end of resin layer has one Check valve, the check valve are connected to water inlet pipe, are respectively equipped with an adsorption plate between fire-proof plate and the decorative panel of two sides, in adsorption plate Equipped with several cellular adsorbent chambers, it is filled with absorbent for carbon monooxide in adsorbent chamber, is equipped between adsorption plate and decorative panel Fiberglass gridding cloth.The advantages of invention is: structurally reasonable, fire line is good, and intensity is high, and highly-safe, using effect is good.But It is, in the case where meeting with fire, to be more to need to completely cut off in pouity dwelling place and extraneous ignition point, reduce pouring into for smog;Fire Generation process can also along with a large amount of heat, can transfer heat near object on, it is hot to may cause door, can not Directly strike out door with the hand.Traditional protective door is shut behind the door, and top more or less still can have some apparent gaps, just Smog sprawling may be made to come in.
Summary of the invention
It is an object of the invention to overcome the shortcomings of present in existing technology, providing one kind can cool down and prevent smog from pouring into Poultry protective door.
The present invention is achieved by the following technical programs.
A kind of poultry protective door for cooling down and preventing smog from pouring into, including door body, sealing device, door frame and heat dissipation machine Structure;The door frame is located above door body;Groove I is equipped at the top of the door body;The sealing device and cooling mechanism are installed in In door body;The sealing device is located above cooling mechanism;The sealing device is set in groove I;The sealing device includes Hydraulic column and sealing plate;The hydraulic column is fixedly mounted on bottom portion of groove;Sealing plate is fixedly mounted on the hydraulic column;The door Groove II is equipped in frame;The trigger mechanism is set on the inside of groove II;The trigger mechanism includes block, stock, color sensing Device and support spring;The stock is equipped with rod set;The rod set is fixedly mounted in groove II;The fixed peace of the support spring In groove II;One end of the stock is connect with support spring, and the other end is connect with block;The block sinks into groove II Inner wall on and can be moved left and right along the direction of support spring.
As further technological improvement, multiple spring stacks are equipped on the outside of door body described above;It is solid on the other end of spring stack Dingan County fills temperature lowering board;Temperature lowering board is equipped with temperature sensor and water spraying mechanism;Water spraying mechanism is arranged towards door body and is located at spring The underface of column;The bottom of door body is equipped with groove III;The outside of groove III is equipped with multiple inlet openings.
As further technological improvement, cooling mechanism described above includes conduit I, conduit II, conduit III, temperature detection dress It sets, water circle device and honeycomb;Honeycomb is mounted in the cavity inside door body;Water circle device is located in door frame;Temperature Detection device is mounted in honeycomb;It is interconnected two-by-two between coolant liquid unit by conduit II;One end of conduit III with it is cold But the outlet connection of liquid unit, the other end are connect with water circle device;Water pump and air outlet are equipped in water circle device;Air outlet Set on the top of water circle device.
As further technological improvement, honeycomb described above is mainly close in the form of honeycomb by seven cellular units It rearranges;Cellular unit includes coolant liquid unit, concrete unit, concrete NDT unit and heat-conducting silicone grease unit;Honeycomb The arrangement mode of part is that first layer is coolant liquid unit and concrete unit respectively from left to right;The second layer is pacified respectively from left to right Put heat-conducting silicone grease unit, concrete NDT unit and coolant liquid unit;Third layer from left to right respectively place concrete unit and Heat-conducting silicone grease unit.
As further technological improvement, the filling length of concrete unit described above is the thickness of door body;Coolant liquid list The filling length of member is the 3/4 of concrete unit length;The filling length of heat-conducting silicone grease unit is the 1/ of concrete unit length 2。
As further technological improvement, concrete NDT unit described above includes Concrete Filled object and temperature detection dress It sets;Groove is equipped in concrete NDT unit;Temperature-detecting device is located in groove.
As further technological improvement, temperature-detecting device described above includes display lamp, iron block I, iron block II and conduction Liquid;Display lamp is set to the inside of door body;Photoelectric induction device is equipped with below display lamp;Iron block I and iron block II are respectively arranged on box body Inside two sides top and be in same horizontal line between each other;Conduction liquid is packed into box body and its height floods iron block I and iron block II;Iron block I and iron block II are connect by conducting wire with display lamp respectively;One end of conduit I is connect with water circle device, The other end is connect with the entrance of coolant liquid unit.
As further technological improvement, above-described cooling plate surface smears fire proofing material.
As further technological improvement, the box body length of temperature-detecting device described above is less than the filling of coolant liquid unit Length.
As further technological improvement, adhesive tape is equipped with above sealing plate described above.
The beneficial effects of the present invention are:
The present invention protection door body on increase sealing device, improve protective door every cigarette effect, reduce or prevent smog Pour into, reduce absorption of the human or animal to pernicious gas;In the case where kindling, inner utilization coolant liquid, outside is used The mode of water spray carries out cooling processing to protective door, to reduce the temperature on protective door surface, can directly strike out guarantor with the hand Door is protected, the poultry in pouity dwelling place is rescued to greatest extent, reduces the loss of raiser.
Detailed description of the invention
Fig. 1 is front view of the invention.
Fig. 2 is water circulation schematic diagram of the invention.
Fig. 3 is side view of the invention.
Fig. 4 is cellular unit position view of the invention.
Fig. 5 is trigger mechanism schematic diagram of the invention.
Fig. 6 is temperature-detecting device schematic diagram of the invention.
Fig. 7 is post position schematic diagram of the invention.
Fig. 8 is cellular unit position height schematic diagram of the invention.
In figure:
1- block, 2- stock, 3- color sensor, 4- support spring, 5- spring stack, 6- water spraying mechanism, 7- temperature sensing Device, 8- temperature lowering board, the inlet opening 9- I, 10- door body, 11- water circle device, 12- honeycomb, 13- photoelectric induction device, 14- are shown Lamp, 15- groove I, 16- groove II, 22- conduit I, 23- water pump, 24- ventilation opening, 25- conduit III, 26- conduit II, 27- coagulation Native unit, 28- coolant liquid unit, 29- heat-conducting silicone grease unit, 30- concrete NDT unit, 31- cement, 33- temperature detection dress It sets, 34- iron block I, 35- iron block II, 36- conduction liquid, 37- support rod, 38- sealing plate, 39- hydraulic column.
Specific embodiment
Be described further below technical solution of the present invention, but claimed range be not limited to it is described.
As shown in figures 1-8, a kind of poultry protective door for cooling down and preventing smog from pouring into, including door body 10, sealing device, Door frame and cooling mechanism;The door frame is located at 10 top of door body;Groove I 15 is equipped at the top of the door body 10;The sealing device It is installed in door body 10 with cooling mechanism;The sealing device is located above cooling mechanism;The sealing device is set to groove I In 15;The sealing device includes hydraulic column 39 and sealing plate 38;The hydraulic column 39 is fixedly mounted on bottom portion of groove;The liquid Sealing plate 38 is fixedly mounted on compression leg 39;Groove II 16 is equipped in the door frame;The trigger mechanism is set to 16 inside of groove II; The trigger mechanism includes block 1, stock 2, color sensor 3 and support spring 4;The stock 2 is equipped with rod set;The bar Set is fixedly mounted in groove II 16;The support spring 4 is fixedly mounted in groove II 16;One end of the stock 2 and branch It supports spring 4 to connect, the other end is connect with block 1;The block 1 sinks on the inner wall of groove II 16 and can be along support spring 4 direction moves left and right.Multiple spring stacks 5 are equipped on the outside of the door body 10;Temperature lowering board is fixedly mounted on the other end of spring stack 5 8;Temperature lowering board 8 is equipped with temperature sensor 7 and water spraying mechanism 6;Water spraying mechanism 6 is arranged towards door body 10 and is located at spring stack 5 Underface;The bottom of door body 10 is equipped with groove III;The outside of groove III is equipped with multiple inlet openings.The cooling mechanism includes conduit I 22, conduit II 26, conduit III 25, temperature-detecting device 33, water circle device 11 and honeycomb 12;Honeycomb 12 is mounted on door In cavity inside body 10;Water circle device 11 is located in door frame;Temperature-detecting device 33 is mounted in honeycomb 12;Coolant liquid It is interconnected two-by-two between unit 28 by conduit II 26;One end of conduit III 25 is connect with the outlet of coolant liquid unit 28, separately One end is connect with water circle device 11;Water pump 23 and air outlet are equipped in water circle device 11;Air outlet is set to water circle device 11 top.The honeycomb 12 is mainly made of seven cellular units with honeycomb form close-packed arrays;Cellular unit packet Include coolant liquid unit 28, concrete unit 27, concrete NDT unit 30 and heat-conducting silicone grease unit 29;The arrangement side of honeycomb 12 Formula is that first layer is coolant liquid unit 28 and concrete unit 27 respectively from left to right;The second layer is placed thermally conductive respectively from left to right Silicone grease unit 29, concrete NDT unit 30 and coolant liquid unit 28;Third layer places concrete unit 27 respectively from left to right With heat-conducting silicone grease unit 29;The filling length of the concrete unit 27 is the thickness of door body 10;The filling of coolant liquid unit 28 Length is the 3/4 of 27 length of concrete unit;The filling length of heat-conducting silicone grease unit 29 is the 1/2 of 27 length of concrete unit; The concrete NDT unit 30 includes Concrete Filled object and temperature-detecting device 33;It is equipped in concrete NDT unit 30 recessed Slot;Temperature-detecting device 33 is located in groove.The temperature-detecting device 33 includes display lamp 14, iron block I 34, II 35 and of iron block Conduction liquid 36;Display lamp 14 is set to the inside of door body 10;Photoelectric induction device 13 is equipped with below display lamp 14;Iron block I 34 and iron Block II 35 is respectively arranged on the top of the inside two sides of box body and is in same horizontal line between each other;Conduction liquid 36 is packed into box body Interior and its height floods iron block I 34 and iron block II 35;Iron block I 34 and iron block II 35 are connected by conducting wire and display lamp 14 respectively It connects;One end of conduit I 22 is connect with water circle device 11, and the other end is connect with the entrance of coolant liquid unit 28.The cooling Smear fire proofing material in 8 surface of plate.The box body length of the temperature-detecting device 33 is less than the filling length of coolant liquid unit 28.Institute It states and is equipped with adhesive tape above sealing plate 38.
After the kindling of protective door perimeter, the temperature sensor 7 on temperature lowering board 8 is detected after temperature on fire to control Device feedback processed, controller are risen sealing plate 38 by controlling hydraulic column 39;Sealing plate 38 occurs during rising with block 1 It is mobile to the inside of groove II 16 to squeeze block 1 for contact, thus drive stock 2 mobile to the direction of support spring 4, stock 2 Surface is coated with special color convenient for the identification of color sensor 3;During stock 2 is mobile, color sensor 3 detects length Controller is passed the signal along to after the special color on 2 surface of bar, controller opens its external fire-fighting system to protective door Outside carries out extinguishing operation, while in order to avoid protective door scalds people, the temperature-detecting device 33 in cooling mechanism passes through It is evaporated after its internal conduction liquid 36 is heated, the liquid level of conduction liquid 36 is caused to decline, to make nothing between the iron block of two pieces of energizations Conductor connection, display lamp 14 extinguish, it is possible thereby to judge that the protective door position belongs to high-temperature area, prompt person can not be touched, Controlling the corresponding sprinkler in the region by controller carries out cooling work simultaneously;11 work of water circle device can also be triggered simultaneously Make, the coolant liquid in honeycomb 12 is circulated, the effect of protective door surface temperature can be taken away.Electronic component Control mode uses controller, and controller aims at industrial life using the programmable logic controller (PLC) of PLC system control technology A kind of electronic device of digital operation of design is produced, it is used for its storage inside journey using a kind of programmable memory Sequence executes logical operation, sequential control, timing, the user oriented instruction such as counting and arithmetical operation, and passes through number or simulation Formula input or the various types of mechanical or production processes of output control.Honeycomb 12 is mostly installed at closer apart from temperature lowering board 8 Side can be radiated and be cooled down on the outside of protective door in the case where the dangerous situations such as fire occur, and avoided personnel from touching and caused to scald; Cellular unit uses the molding cavity of epoxy resin mold, because epoxy resin has good high-temperature stability.Honeycomb 12 Gap between any two is filled using cement 31, is made up the gap between honeycomb 12, is increased the intensity of protective door.Load-bearing is former Reason: protecting the load bearing manner inside and outside door body using honeycomb, because its own has outstanding geometric mechanics performance, In addition what is filled in partial cell unit is concrete, good supporting role can be played inside and outside door body to protecting, Secondly the gap in 12 outside of honeycomb uses cement 31 to pour filling, increases the anti-impact force of protection door body itself;Bee When nest part 12 is arranged in protective door body interior, for first layer cellular unit upper, the cellular unit of third layer is located at lower part.Honeycomb It being overlapped mutually between part 12, constitutes a firm structural system, centre has the part in gap to fill up using the casting of cement 31, It is set in after having been done according to cement 31 on the inner wall of protective door and the self structure of honeycomb 12, to itself under to a certain degree With load-bearing effect.Protection door body on increase sealing device, improve protective door every cigarette effect, reduce or prevent the filling of smog Enter, reduces absorption of the human or animal to pernicious gas;In the case where kindling, inner utilization coolant liquid, outside is using water spray Mode cooling processing is carried out to protective door, to reduce the temperature on protective door surface, can directly strike out protective door with the hand, Poultry in pouity dwelling place is rescued to greatest extent, reduces the loss of raiser.

Claims (10)

1. the poultry protective door that one kind can cool down and prevent smog from pouring into, it is characterised in that: including door body (10), sealing device, Door frame and cooling mechanism;The door frame is located above door body (10);Groove I (15) are equipped at the top of the door body (10);It is described close Seal apparatus and cooling mechanism are installed in door body (10);The sealing device is located above cooling mechanism;The sealing device It is inner set on groove I (15);The sealing device includes hydraulic column (39) and sealing plate (38);The hydraulic column (39) is fixedly mounted In bottom portion of groove;Sealing plate (38) are fixedly mounted on the hydraulic column (39);Groove II (16) are equipped in the door frame;The touching Mechanism is sent out to be set on the inside of groove II (16);The trigger mechanism includes block (1), stock (2), color sensor (3) and support Spring (4);The stock (2) is equipped with rod set;The rod set is fixedly mounted in groove II (16);The support spring (4) It is fixedly mounted in groove II (16);One end of the stock (2) is connect with support spring (4), and the other end and block (1) are even It connects;The block (1) is sunk on the inner wall of groove II (16) and can be moved left and right along the direction of support spring (4).
2. the poultry protective door that can cool down as described in claim 1 and prevent smog from pouring into, it is characterised in that: the door body (10) outside is equipped with multiple spring stacks (5);Temperature lowering board (8) are fixedly mounted on the other end of spring stack (5);Temperature lowering board is set on (8) There are temperature sensor (7) and water spraying mechanism (6);Water spraying mechanism (6) towards door body (10) be arranged and be located at spring stack (5) just under Side;The bottom of door body (10) is equipped with groove III;The outside of groove III is equipped with multiple inlet openings.
3. the poultry protective door that can cool down as described in claim 1 and prevent smog from pouring into, it is characterised in that: the heat dissipation machine Structure includes conduit I (22), conduit II (26), conduit III (25), temperature-detecting device (33), water circle device (11) and honeycomb (12);Honeycomb (12) is mounted in the internal cavity of door body (10);Water circle device (11) is located in door frame;Temperature detection dress Setting (33), to be mounted on honeycomb (12) inner;It is interconnected two-by-two between coolant liquid unit (28) by conduit II (26);Conduit III (25) one end is connect with the outlet of coolant liquid unit (28), and the other end is connect with water circle device (11);Water circle device (11) water pump (23) and air outlet are equipped in;Air outlet is set to the top of water circle device (11).
4. the poultry protective door that can cool down as claimed in claim 3 and prevent smog from pouring into, it is characterised in that: the honeycomb (12) it is mainly made of seven cellular units with honeycomb form close-packed arrays;Cellular unit include coolant liquid unit (28), Concrete unit (27), concrete NDT unit (30) and heat-conducting silicone grease unit (29);The arrangement mode of honeycomb (12) is the One layer is coolant liquid unit (28) and concrete unit (27) respectively from left to right;The second layer places thermal conductive silicon respectively from left to right Rouge unit (29), concrete NDT unit (30) and coolant liquid unit (28);Third layer places concrete list respectively from left to right First (27) and heat-conducting silicone grease unit (29).
5. the poultry protective door that can cool down as claimed in claim 4 and prevent smog from pouring into, it is characterised in that: the concrete The filling length of unit (27) is the thickness of door body (10);The filling length of coolant liquid unit (28) is long for concrete unit (27) The 3/4 of degree;The filling length of heat-conducting silicone grease unit (29) is the 1/2 of concrete unit (27) length.
6. the poultry protective door that can cool down as claimed in claim 4 and prevent smog from pouring into, it is characterised in that: the concrete Detection unit (30) includes Concrete Filled object and temperature-detecting device (33);Groove is equipped in concrete NDT unit (30); Temperature-detecting device (33) is located in groove.
7. the poultry protective door that can cool down as claimed in claim 6 and prevent smog from pouring into, it is characterised in that: the temperature inspection Surveying device (33) includes display lamp (14), iron block I (34), iron block II (35) and conduction liquid (36);Display lamp (14) is set to door body (10) inside;Photoelectric induction device (13) are equipped with below display lamp (14);Iron block I (34) and iron block II (35) are respectively arranged on box The top of the inside two sides of body and it is in same horizontal line between each other;Conduction liquid (36) is packed into box body and its height is flooded Do not have iron block I (34) and iron block II (35);Iron block I (34) and iron block II (35) are connect by conducting wire with display lamp (14) respectively;It leads One end of pipe I (22) is connect with water circle device (11), and the other end is connect with the entrance of coolant liquid unit (28).
8. the poultry protective door that can cool down as claimed in claim 2 and prevent smog from pouring into, it is characterised in that: the cooling Smear fire proofing material in plate (8) surface.
9. the poultry protective door that can cool down as claimed in claim 6 and prevent smog from pouring into, it is characterised in that: the temperature inspection The box body length for surveying device (33) is less than the filling length of coolant liquid unit (28).
10. the poultry protective door that can cool down as described in claim 1 and prevent smog from pouring into, it is characterised in that: the sealing Adhesive tape is equipped with above plate (38).
CN201810836963.3A 2018-07-26 2018-07-26 Poultry protection door capable of reducing temperature and preventing smoke from being poured Active CN109122386B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810836963.3A CN109122386B (en) 2018-07-26 2018-07-26 Poultry protection door capable of reducing temperature and preventing smoke from being poured

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810836963.3A CN109122386B (en) 2018-07-26 2018-07-26 Poultry protection door capable of reducing temperature and preventing smoke from being poured

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Publication Number Publication Date
CN109122386A true CN109122386A (en) 2019-01-04
CN109122386B CN109122386B (en) 2021-01-26

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CN201810836963.3A Active CN109122386B (en) 2018-07-26 2018-07-26 Poultry protection door capable of reducing temperature and preventing smoke from being poured

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04108977A (en) * 1990-08-28 1992-04-09 Matsushita Electric Works Ltd Wood fireproof door
CN107989528A (en) * 2017-12-20 2018-05-04 江苏兴顺消防门业有限公司 A kind of special fire resisting door
CN108005552A (en) * 2017-12-20 2018-05-08 江苏兴顺消防门业有限公司 A kind of fire resistant doorsets of special adaptations structure
CN207633976U (en) * 2017-09-19 2018-07-20 上海麦威迪实业有限公司 A kind of combined steel fireproof and theftproof door
CN108756672A (en) * 2018-05-29 2018-11-06 谢世泽 A kind of closed guard gate

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04108977A (en) * 1990-08-28 1992-04-09 Matsushita Electric Works Ltd Wood fireproof door
CN207633976U (en) * 2017-09-19 2018-07-20 上海麦威迪实业有限公司 A kind of combined steel fireproof and theftproof door
CN107989528A (en) * 2017-12-20 2018-05-04 江苏兴顺消防门业有限公司 A kind of special fire resisting door
CN108005552A (en) * 2017-12-20 2018-05-08 江苏兴顺消防门业有限公司 A kind of fire resistant doorsets of special adaptations structure
CN108756672A (en) * 2018-05-29 2018-11-06 谢世泽 A kind of closed guard gate

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