CN217206159U

CN217206159U - Long-term fire-resistant fire door of can lowering temperature

Info

Publication number: CN217206159U
Application number: CN202220249375.1U
Authority: CN
Inventors: 何臣峰
Original assignee: Henan Xingyuan Fire Technology Co ltd
Current assignee: Henan Xingyuan Industrial Co.,Ltd.
Priority date: 2022-02-07
Filing date: 2022-02-07
Publication date: 2022-08-16
Anticipated expiration: 2032-02-07

Abstract

The utility model discloses a long-term fire-resistant fire door of can lowering temperature, including the wall body, the surface of wall body is provided with the hinge, install the door body on the hinge, the fixed surface of door body has the guide rail, the spout has been seted up to the inside of guide rail, the inside of spout is provided with the movable rod, the surface of movable rod is provided with the inserted block, the inserted block is connected with wall body fixed connection, the surface of movable rod is connected with the gear, the center department of gear runs through and installs the damping pivot, this long-term fire-resistant fire door of can lowering temperature, through the mutual cooperation of parts such as dead slot, handle, bayonet socket, inserted bar, diaphragm and spring, makes the inserted bar break away from the bayonet socket, can take off the handle from the door body surface, when needing to open the door, the reinsert to the dead slot inside can, and then solved current equipment handle and fire door as an organic whole, the heat conduction causes the temperature of the surface of the handle to rise, thereby causing the problem of scalding to the user.

Description

Long-term fire-resistant fire door of can lowering temperature

Technical Field

The utility model relates to a fire-fighting equipment technical field specifically is a long-term fire-resistant fire door that prevents of cooling.

Background

Fire disasters can cause great threat to life and property safety of people, so in order to reduce the harm of the fire disasters and reduce loss to the maximum extent, various fire fighting apparatuses are frequently seen in life, and a fireproof door is a common fire fighting device.

In chinese patent No. CN215213192U, a temperature-lowering long-acting fire-resistant fire-proof door is disclosed, in which a heat insulation plate, a heat insulation central plate and a temperature-lowering side plate are combined together to make the fire-proof door capable of lowering and insulating temperature, so as to prevent heat generated by a fire source from being transferred into an escape passage, but when the fire-proof door is in a fire scene for a long time, a fixed armrest handle of the device is scalded due to heat conduction, and a user can be scalded by a hand when the fire-proof door is opened, so that a proper improvement is required.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a long-term fire-resistant fire door that prevents of cooling to solve above-mentioned background art and put forward the fixed hand (hold) of holding up of existing equipment and can become scalding the hand because of the reason of heat conduction, and then make the user can appear the hand scald when opening, consequently need the problem of appropriate improvement.

In order to achieve the above object, the utility model provides a following technical scheme: a long-acting fireproof door capable of being cooled comprises a wall body, wherein a hinge is arranged on the surface of the wall body, a door body is mounted on the hinge, a guide rail is fixed on the surface of the door body, a sliding groove is formed in the guide rail, a movable rod is arranged in the sliding groove, an insertion block is arranged on the surface of the movable rod and fixedly connected with the wall body, a gear is connected to the surface of the movable rod, a damping rotating shaft penetrates through the center of the gear and is connected with the door body, a hollow groove is reserved in the damping rotating shaft, a handle is arranged in the hollow groove, a bayonet is formed in the surface of the handle, an insertion rod is arranged in the bayonet, a transverse plate is arranged on the surface of the insertion rod, the end of the transverse plate is fixedly connected with the damping rotating shaft, a spring is arranged on the surface of the insertion rod, and one end of the spring is fixedly connected with the insertion rod, the other end of the spring is fixedly connected with the transverse plate, and a fireproof mechanism is arranged inside the door body.

Preferably, the movable rod and the guide rail form a sliding structure through the sliding groove, and the movable rod and the insertion block form a clamping structure.

Preferably, the gear is in meshed connection with the movable rod.

Preferably, the handle and the damping rotating shaft form a sliding structure through a hollow groove, and the section of the hollow groove is of a square structure.

Preferably, the spring and the inserted rod form a nested structure, and the inserted rod and the handle form a clamping structure through a bayonet.

Preferably, the fire prevention mechanism includes ceramic fire-resistant fiberboard, fire-resistant stainless steel and carbide, the inner wall laminating of the door body has ceramic fire-resistant fiberboard, the lateral wall of ceramic fire-resistant fiberboard is provided with fire-resistant stainless steel, the lateral wall of fire-resistant stainless steel is provided with the carbide, the carbide laminates with the inner wall of the door body.

Compared with the prior art, the beneficial effects of the utility model are that: the fireproof door capable of reducing temperature and resisting fire for a long time,

1. through the mutual cooperation of parts such as guide rail, spout, movable rod, inserted block, gear and damping pivot for can drive movable rod and inserted block when the gear is rotatory, thereby the locking door body reaches the safeguard effect.

2. Through mutually supporting of parts such as dead slot, handle, bayonet socket, inserted bar, diaphragm and spring for when inserted bar breaks away from with the bayonet socket, can take off the handle from a body surface, when needs open the door, insert again close the dead slot inside can, and then solved current equipment handle and prevent fire door as an organic whole, when the conflagration takes place, the heat conduction causes handle surface temperature to rise, thereby causes the problem of scald to the user.

Drawings

FIG. 1 is a schematic view of a front cross-sectional structure of the present invention;

FIG. 2 is a schematic view of a side-cut mounting structure of the damping rotating shaft of the present invention;

FIG. 3 is a schematic view of a side-sectional structure of the movable rod of the present invention;

fig. 4 is the schematic view of the structure of the fire-proof mechanism of the present invention.

In the figure: 1. a wall body; 2. a hinge; 3. a door body; 4. a guide rail; 5. a chute; 6. a movable rod; 7. inserting a block; 8. a gear; 9. a damping rotating shaft; 10. an empty groove; 11. a handle; 12. a bayonet; 13. inserting a rod; 14. a transverse plate; 15. a spring; 16. a fire prevention mechanism; 1601. a ceramic refractory fiberboard; 1602. refractory stainless steel; 1603. hard alloy.

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 only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a long-acting fireproof door capable of reducing temperature comprises a wall body 1, wherein a hinge 2 is arranged on the surface of the wall body 1, a door body 3 is installed on the hinge 2, a guide rail 4 is fixed on the surface of the door body 3, a sliding groove 5 is formed in the guide rail 4, a movable rod 6 is arranged in the sliding groove 5, an insertion block 7 is arranged on the surface of the movable rod 6, the insertion block 7 is fixedly connected with the wall body 1, a gear 8 is connected on the surface of the movable rod 6, a damping rotating shaft 9 penetrates through the center of the gear 8, the damping rotating shaft 9 is connected with the door body 3, a hollow groove 10 is reserved in the damping rotating shaft 9, a handle 11 is arranged in the hollow groove 10, a bayonet 12 is formed in the surface of the handle 11, an insertion rod 13 is arranged in the bayonet 12, a transverse plate 14 is arranged on the surface of the insertion rod 13, the end portion of the transverse plate 14 is fixedly connected with the damping rotating shaft 9, a spring 15 is arranged on the surface of the insertion rod 13, one end of the spring 15 is fixedly connected with the insertion rod 13, the other end of the spring 15 is fixedly connected with the transverse plate 14, and a fireproof mechanism 16 is arranged inside the door body 3.

The movable rod 6 and the guide rail 4 form a sliding structure through the sliding groove 5, the movable rod 6 and the insertion block 7 form a clamping structure, and the sliding structure enables the movable rod 6 to be clamped with the insertion block 7 to achieve the purpose of closing the door body 3, so that time is won for rescue.

The gear 8 is in meshed connection with the movable rod 6, and the meshed connection enables the gear 8 to drive the movable rod 6 to move when rotating, so that a power source is provided for the locking door body 3.

Handle 11 constitutes sliding construction through dead slot 10 and damping pivot 9, and the section of dead slot 10 is square structure, and sliding construction makes handle 11 can break away from with damping pivot 9 to avoid handle 11 to heat up, scald the user, square structure can drive damping pivot 9 when making handle 11 rotatory simultaneously and rotate, realizes the closure to the door body 3.

The spring 15 and the inserted rod 13 form a nested structure, the inserted rod 13 and the handle 11 form a clamping structure through the bayonet 12, and the spring 15 is used for pulling the limiting inserted rod 13 to enable the limiting inserted rod to be located at a specific position, so that the purpose of fixing the handle 11 is achieved, and the dropping of the limiting inserted rod is avoided under normal conditions.

The fireproof mechanism 16 comprises a ceramic fireproof fiber board 1601, fireproof stainless steel 1602 and hard alloy 1603, the ceramic fireproof fiber board 1601 is attached to the inner wall of the door body 3, the fireproof stainless steel 1602 is arranged on the side wall of the ceramic fireproof fiber board 1601, the hard alloy 1603 is arranged on the side wall of the fireproof stainless steel 1602, and the hard alloy 1603 is attached to the inner wall of the door body 3.

The working principle is as follows: when the fireproof door capable of reducing temperature, being long-acting and fireproof is used, firstly, the door body 3 is closed, then the damping rotating shaft 9 is driven to rotate through the handle 11, when the damping rotating shaft 9 rotates, the gear 8 on the surface can synchronously rotate, then the tooth block on the surface of the movable rod 6 can drive the movable rod 6 to displace under the meshing action of the gear 8 until the movable rod is clamped with the inserting block 7, then, a user pulls up the inserting rod 13 to be separated from the bayonet 12, the spring 15 can be stretched in the process of pulling up the inserting rod 13, after the handle 11 is separated from the damping rotating shaft 9, the spring 15 can drive the inserting rod 13 to move downwards to reset, then, the user pulls out the handle 11 to be separated from the damping rotating shaft 9, when a rescue worker arrives, the user puts the handle 11 at the outward extending position on the surface of the damping rotating shaft 9 again, and pulls up the inserting rod 13 to prevent the handle 11 from sliding in the empty groove 10, then, the user pushes the handle 11 inward, and finally, the movable rod 6 and the insertion block 7 are disengaged by rotating in the reverse direction, so that the door body 3 is opened, and the rescue personnel can leave the fire scene.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a long-term fire-resistant fire door that prevents that can cool down, includes wall body (1), its characterized in that: the surface of the wall body (1) is provided with a hinge (2), the hinge (2) is provided with a door body (3), the surface of the door body (3) is fixed with a guide rail (4), the inside of the guide rail (4) is provided with a sliding groove (5), the inside of the sliding groove (5) is provided with a movable rod (6), the surface of the movable rod (6) is provided with an insert block (7), the insert block (7) is fixedly connected with the wall body (1), the surface of the movable rod (6) is connected with a gear (8), a damping rotating shaft (9) is installed at the center of the gear (8) in a penetrating manner, the damping rotating shaft (9) is connected with the door body (3) in an interconnecting manner, a hollow groove (10) is reserved inside the damping rotating shaft (9), a handle (11) is arranged inside the hollow groove (10), a bayonet (12) is arranged on the surface of the handle (11), and an insert rod (13) is arranged inside the bayonet (12), the surface of inserted bar (13) is provided with diaphragm (14), the tip and damping pivot (9) fixed connection of diaphragm (14), the surface of inserted bar (13) is provided with spring (15), the one end and the inserted bar (13) fixed connection of spring (15), the other end and diaphragm (14) fixed connection of spring (15), the inside of the door body (3) is provided with fire prevention mechanism (16).

2. The fire resistant door of claim 1, further comprising: the movable rod (6) and the guide rail (4) form a sliding structure through the sliding groove (5), and the movable rod (6) and the insertion block (7) form a clamping structure.

3. The fire resistant door of claim 1, further comprising: the gear (8) is in meshed connection with the movable rod (6).

4. The fire resistant door of claim 1, further comprising: the handle (11) and the damping rotating shaft (9) form a sliding structure through the empty groove (10), and the cross section of the empty groove (10) is of a square structure.

5. The fire resistant door of claim 1, further comprising: the spring (15) and the inserted rod (13) form a nested structure, and the inserted rod (13) and the handle (11) form a clamping structure through the bayonet (12).

6. The fire resistant door of claim 1, further comprising: fireproof mechanism (16) is including ceramic fire-resistant fiberboard (1601), fire-resistant stainless steel (1602) and carbide (1603), the inner wall laminating of door body (3) has ceramic fire-resistant fiberboard (1601), the lateral wall of ceramic fire-resistant fiberboard (1601) is provided with fire-resistant stainless steel (1602), the lateral wall of fire-resistant stainless steel (1602) is provided with carbide (1603), the inner wall laminating of carbide (1603) and door body (3).