CN213980513U

CN213980513U - Prevent fire door with temperature indication

Info

Publication number: CN213980513U
Application number: CN202021878164.1U
Authority: CN
Inventors: 凡勇; 缪元生; 孙伟军
Original assignee: Shenzhen Hengchangda Industrial Co ltd
Current assignee: Shenzhen Hengchangda Industrial Co ltd
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2021-08-17
Anticipated expiration: 2030-08-31

Abstract

The embodiment of the utility model provides a prevent fire door with temperature indication, include: the door comprises a door body coated with a thermosensitive material, a trigger device arranged in the door body and a door frame filled with high-temperature sealant; the trigger device comprises a temperature sensor and an ejector which are connected with each other, the temperature sensor is arranged on the surface of the door body, the ejector is arranged at the joint of the door body and the door frame and is matched with high-temperature sealing glue on the door frame, and the capacity of the high-temperature sealing glue on the door frame is gradually reduced from top to bottom. The utility model discloses not only can show the temperature through a body colour when taking place the conflagration, realize the effect of temperature indication, can block the effect of conflagration with a body and door frame sealing bonding when the high temperature simultaneously to the realization avoids the emergence of secondary accident, has reduced the safety risk.

Description

Prevent fire door with temperature indication

Technical Field

The utility model relates to a home improvement field, concretely relates to prevent fire door with temperature indication.

Background

The fireproof door is a door which can meet the requirements of fire-resistant stability, integrity and heat insulation within a certain time, and can be arranged in a fireproof partition with certain fire resistance, such as a fireproof partition, an evacuation staircase, a vertical shaft and the like.

One of the fire doors is a normally open fire door which is in an open state under normal conditions and is automatically closed when a fire disaster occurs. When closing the back, the user is difficult to in time know the burning condition outside the fire door, because prevent fire door for opening the state under normal conditions, lacks the periodic maintenance in addition, and door plant and adhesive tape on the door frame damage easily and drop, prevent fire door and be difficult to reach the effect of fire prevention after closing in the arrival, influence user's safe handling, increase safe risk.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention provides a fire door with temperature indication that overcomes or at least partially solves the above problems, comprising: the door comprises a door body coated with a thermosensitive material, a trigger device arranged in the door body and a door frame filled with high-temperature sealant;

the trigger device comprises a temperature sensor and an ejector which are connected with each other, the temperature sensor is arranged on the surface of the door body, the ejector is arranged at the joint of the door body and the door frame and is matched with the high-temperature sealant on the door frame, and the capacity of the high-temperature sealant on the door frame is gradually reduced from top to bottom;

when a fire disaster occurs and the temperature detected by the temperature sensor exceeds the preset temperature, the temperature sensor triggers the ejector to be started, and the ejector is clamped on the door frame, so that high-temperature sealant on the door frame flows out to the joint of the door frame and the door body from top to bottom, and the door frame and the door body are sealed at high temperature.

Optionally, the ejector comprises a base and a needle, the base is arranged on the side of the door body, and the needle is arranged on the base.

Optionally, the bottom of syringe needle is equipped with the spring that is in elastic deformation, the door body is equipped with the drag hook of reciprocating swing, the drag hook with temperature sensor connects, the drag hook is pulling the syringe needle, temperature sensor triggers the drag hook is followed syringe needle department loosens, so that the spring will the syringe needle is followed the door body bullet to the door frame.

Optionally, the door frame is provided with a storage bag, and the storage bag is filled with high-temperature sealant.

Optionally, the receiving pocket is horizontally symmetrically matched with the needle.

Optionally, a core plate is arranged in the center of the door body.

Optionally, the core plate is composed of silicon oxide, perlite powder, a curing agent and fiber breaking cloth.

Optionally, the door body is provided with a silent magnetic lock.

Optionally, the thermosensitive material is a thermosensitive pigment, and the temperature variation range of the thermosensitive pigment is 0-100 ℃.

Optionally, the alarm device is arranged on the door frame and connected with the temperature sensor.

The application has the following advantages:

in the embodiment of the application, the door body coated with the heat-sensitive material, the trigger device arranged in the door body and the door frame filled with the high-temperature sealant are adopted; the trigger device comprises a temperature sensor and an ejector which are connected with each other, the temperature sensor is arranged on the surface of the door body, the ejector is arranged at the joint of the door body and the door frame and is matched with the high-temperature sealant on the door frame, and the capacity of the high-temperature sealant on the door frame is gradually reduced from top to bottom; when a fire disaster occurs and the temperature detected by the temperature sensor exceeds the preset temperature, the temperature sensor triggers the ejector to be started, and the ejector is clamped on the door frame, so that high-temperature sealant on the door frame flows out to the joint of the door frame and the door body from top to bottom, and the door frame and the door body are sealed at high temperature. Not only can close immediately when taking place the conflagration and show the temperature through a body colour, realize the effect of temperature indication, can be simultaneously with the sealed bonding of a body and door frame when the high temperature to the realization blocks the effect of conflagration, avoids the intensity of a fire to stretch, further avoids the emergence of secondary accident, has reduced the safety risk, has also increased the practicality, and the user can the safe handling.

Drawings

Figure 1 is a schematic view of a fire rated door with temperature indication according to the present invention;

fig. 2 is a front view of the ejector of the present invention;

fig. 3 is a schematic view of the structure of the ejector according to the present invention in a compressed state;

fig. 4 is a schematic view of the ejector according to the present invention in an open state.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, of the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1, a schematic structural diagram of a fire door with temperature indication of the present invention is shown. In particular, the fire rated door with temperature indication may comprise: the door comprises a door body 1 coated with a thermosensitive material, a trigger device 2 arranged in the door body 1, and a door frame 3 filled with high-temperature sealant.

It should be noted that the door body 1 is a normally open type fireproof door body, when a fire disaster does not occur, the door body 1 is in a normally open state, and when the fire disaster occurs, the magnetic lock of the door body 1 is controlled to be powered off, and the door body 1 is closed.

The door body 1 is arranged on the door frame 3 and is in touch connection with the door frame 3; the triggering device 2 may be disposed on the door body 1. In an embodiment, the triggering device 2 may be disposed at a side of the door body 1, specifically, at a side of a joint of the door body 1 and the door frame 3. For example, one side of the door body 1 is provided with a lock, the door body 1 can be jointed with the door frame 3 through the lock, and the trigger device 2 can be arranged at the side of the door body 1 provided with the lock.

It should be noted that the door body 1 may adopt a double-opening mode or a single-opening mode, and if the door body 1 is in the single-opening mode, the door body 1 may be provided with the trigger device 2, and the door frame 3 is provided with the high-temperature sealant. If two mode of opening, can be equipped with trigger device 2 at the side of one of them door body 1, be equipped with high temperature sealed glue at the side of another door body 1, the side of two door bodies 1 is mutual symmetry and touch and connect to it is sealed.

In an embodiment, in order to reduce the production cost and the production difficulty of the door body 1 and increase the practicability of the door body 1, a core plate may be disposed in the center of the door body 1. The core board can be an inner layer single board with the grain direction perpendicular to the grain of the surface board. In addition, in order to further reduce the cost, the core plate is made of materials such as silicon oxide, perlite powder, curing agent, fiber breaking cloth and the like.

In an optional embodiment, in order to improve the practicability of the door body 1 and facilitate the user to close the door body 1, a silent magnetic lock 11 may be disposed on the door body 1. The magnetic lock 11 has good sealing performance, no sound is generated when the door body 1 is opened and closed, and people cannot be disturbed in the opening and closing process.

In an alternative embodiment, the door body 1 may be provided with a thermosensitive material, the thermosensitive material is a thermosensitive pigment, and the temperature variation range of the thermosensitive pigment is 0-100 ℃. In the present embodiment, the thermochromic change of the thermal-sensitive pigment may include: the color of the Chinese herbal medicine can be adjusted by adopting the colors of sapphire blue, sea blue, dark blue, scarlet, vermilion, rose red, grass green, malachite green, dark green, medium green, orange red, golden yellow, black and the like. The temperatures respectively corresponding to the colors may be: -5 ℃, 0 ℃, 5 ℃, 10 ℃, 16 ℃, 21 ℃, 31 ℃, 33 ℃, 38 ℃, 43 ℃, 45 ℃, 50 ℃, 65 ℃, 70 ℃ and 78-100 ℃. In a particular implementation, the color may change repeatedly as the temperature increases or decreases. For example, taking red at 31 ℃ as an example, the discoloration form is colorless at 31 ℃ or more and red at 31 ℃ or less. In addition, the thermosensitive pigment can contain microcapsule color-changing particles, the particle size is 1-10 UM, and the thermosensitive pigment has the characteristics of high temperature resistance, oxidation resistance and the like changed by capsules.

Referring to fig. 2-4, the main view of the ejector of the present invention, the structure of the compression state of the ejector and the structure of the ejection state of the ejector of the present invention are shown respectively. The door body 1 adopts a single-opening single door mode. The triggering device 2 may comprise a temperature sensor 21 and an ejector 22, the temperature sensor 21 and the ejector 22 being interconnected. The temperature sensor 21 may be disposed on the surface of the door body 1 and may be configured to detect the temperature around the door body 1, the ejector 22 may also be disposed on a side edge of the door body 1, the side edge may be a joint between the door body 1 and the door frame 3 and is in matching and butt joint with the high-temperature sealant on the door frame 3, and the capacity of the high-temperature sealant on the door frame 3 decreases progressively from top to bottom.

In a specific implementation, the temperature sensor can adopt a room temperature tube temperature sensor, such as a TR/02017 multi-output type or a TR/02024 fixed flange installation guide type. The room temperature sensor is used for measuring the ambient temperature indoors and outdoors.

Referring to fig. 2-4, in this embodiment, the ejector 22 may include a base 221 and a needle 222, where the base 221 is disposed on a side of the door 1, and the side may be a side of the door 1 locked with the doorframe 3, and the needle 222 is disposed on the base 221. In alternative embodiments, the needle 222 may be conical, and the tip of the needle 222 may be curved or may be sharp. In addition, one, two or more needles 222 can be provided, and the specific number can be adjusted according to actual needs.

It should be noted that the base 221 may be disposed on the side edge of the door body 1 by means of screws or welding. The needle 222 may be in touching contact with the base 221. In concrete implementation, can be equipped with the spring 223 that is in elastic deformation in the bottom of syringe needle 222, the both ends of spring 223 are connected with syringe needle 222 and base 221 respectively the side of the door body 1 can be equipped with drag hook 12, the bottom of drag hook 12 can be equipped with the bracing piece, and the side of the door body 1 can be equipped with the round hole, and the bracing piece can set up in the round hole for drag hook 12 can come and go the swing on the door body 1. The draw hook 12 is connected to the temperature sensor 21, and the draw hook 12 can pull the needle 222.

A connecting rod 13 can be arranged at the side of the door body, and the temperature sensor 21 can be connected with the needle 222 through the connecting rod 13. After door body 1 closes, temperature sensor 21 measures the peripheral temperature of door body 1, and when measuring temperature exceeded when presetting the temperature, temperature sensor 21 can trigger the temperature and relax connecting rod 13 from top to bottom, and when connecting rod 13 moves down, connecting rod 13 drove drag hook 12 is followed syringe needle 222 department loosens, makes spring 223 will syringe needle 222 is followed door body 1 bullet to door frame 3.

In this embodiment, the door frame 3 may be provided with a storage bag, and the storage bag is filled with a high-temperature sealant. Specifically, the receiving pocket is horizontally symmetrically matched with the needle 222.

When the conflagration just appearing temperature that temperature sensor 21 surveyed surpasss when presetting the temperature, temperature sensor 21 triggers syringe needle 222 starts to the bag of accomodating of bullet on the door frame 3 accomodates the bag under the high-speed impact of syringe needle 222, and punctures by syringe needle 222, then the sealed glue of high temperature in accomodating the bag from last down outflow extremely from accomodating the bag door frame 3 with the junction of door body 1, sealed emergence reaction under high temperature simultaneously, will door frame 3 with door body 1 bonding is sealed in the same place, thereby can block the intensity of a fire and spread, realizes the spaced effect.

When the fire disaster alarm is used, if a fire disaster happens, an alarm needs to be given immediately, and meanwhile, consumers can relieve the fire disaster in time, so that the expanded accidents are avoided. In another optional embodiment, an alarm may be disposed at a side edge of the door frame 3, and the alarm further includes an alarm disposed on the door frame 3, and the alarm is connected to the temperature sensor 21.

When the temperature measured by the temperature sensor 21 is higher than the preset temperature, the temperature sensor 21 sends a signal to an alarm, and the alarm gives an alarm.

In order to improve the aesthetic feeling of the door body 1, the door body 1 may be provided with a door leaf, and the door leaf may have different patterns. In order to improve the practicability of the door leaf, a cold-rolled hot-dip galvanized steel plate with the thickness of 0.8 mm can be adopted for the door leaf. The door frame can be made of cold-rolled hot-dip galvanized steel plate, and 1.5 mm cold-rolled hot-dip galvanized steel plate can be used.

The utility model discloses a fire-resistant heat-proof quality is third grade or second grade or first grade, and the refractory time can be more than or equal to 0.50h, and the average temperature rise on back of the body fire surface is less than or equal to 140 degrees centigrade, and the highest temperature rise on back of the body fire surface is less than or equal to 180 degrees centigrade, and the highest temperature rise on door frame back of the body fire surface can be less than or equal to 360 degrees centigrade.

The embodiments in the present specification are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

While preferred embodiments of the present invention have been described, additional variations and modifications of these embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the following claims be interpreted as including the preferred embodiments and all changes and modifications that fall within the scope of the embodiments of the invention.

Finally, it should also be noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or terminal that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or terminal. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or terminal that comprises the element.

Claims

1. A fire rated door with temperature indication, comprising: the door comprises a door body coated with a thermosensitive material, a trigger device arranged in the door body and a door frame filled with high-temperature sealant;

2. The fire rated door as recited in claim 1, wherein the ejector includes a base disposed on a side of the door body and a needle disposed on the base.

3. The fireproof door with temperature indication as claimed in claim 2, wherein a spring in elastic deformation is arranged at the bottom of the needle head, the door body is provided with a drag hook which swings back and forth, the drag hook is connected with the temperature sensor, the needle head is pulled by the drag hook, and the temperature sensor triggers the drag hook to be loosened from the needle head, so that the spring enables the needle head to be bounced from the door body to the door frame.

4. The fire rated door as recited in claim 3, wherein said door frame is provided with pockets, said pockets containing high temperature sealant.

5. The fire rated door as recited in claim 4, wherein the pocket is horizontally symmetrically matched to the needle.

6. The fire rated door as recited in claim 1, wherein a core panel is disposed in a center of the door body.

7. The fire rated door as recited in claim 1, wherein the door body is provided with a silent magnetic lock.

8. The fire rated door as recited in claim 1 wherein the thermally sensitive material is a thermally sensitive pigment having a temperature range of 0-100 degrees celsius.

9. The fire rated door as recited in claim 1, further comprising an alarm disposed on the door frame, the alarm coupled to the temperature sensor.