CN218669104U

CN218669104U - Single division galvanized steel sheet prevents heat-insulating fire door

Info

Publication number: CN218669104U
Application number: CN202222172316.1U
Authority: CN
Inventors: 王来水; 严庆喜; 党建勇
Original assignee: Jinan Ping'an Doors And Windows Co ltd
Current assignee: Jinan Ping'an Doors And Windows Co ltd
Priority date: 2022-08-18
Filing date: 2022-08-18
Publication date: 2023-03-21
Anticipated expiration: 2032-08-18

Abstract

The utility model relates to a fireproof door technical field, in particular to a single-opening galvanized steel sheet heat-insulation fireproof door, which comprises a door frame, wherein one side of the door frame is movably connected with a first door plate through a hinge, the other side of the door frame is movably connected with a second door plate through a hinge, the front end of the first door plate is fixedly provided with a connecting seat, and the front end of the connecting seat is provided with a handle; protection machanism, protection machanism is including accomodating the chamber, accomodate the chamber and offer inside first door plant and second door plant, the inside of accomodating the chamber is provided with the shielding plate, and the top of shielding plate is fixed with the picture peg, the inside chamber of inserting of having seted up of picture peg, insert the inside both sides in chamber and insert and be equipped with the gag lever post, two sets of be fixed with first spring between the gag lever post, first spring outer wall is fixed with the pull rod. The utility model discloses be convenient for shelter from the distance on first door plant and second door plant and ground, avoid dense cigarette and high temperature to pass through the gap immigration for it is better to insulate against heat to separate the cigarette effect.

Description

Single division galvanized steel sheet prevents heat-insulating fire door

Technical Field

The utility model relates to a prevent fire door technical field, specifically be a single division galvanized steel sheet prevents fire door that insulates against heat.

Background

The fireproof door is generally arranged in fireproof partitions, evacuation staircases, vertical shafts and other places and has a fireproof partition with certain fire resistance, a door frame and a door leaf are made of high-quality galvanized steel plates or stainless steel plates, high-temperature-resistant perlite plates are filled in the door leaf, surface static spraying plastic treatment or thermal transfer printing process treatment is adopted, the fireproof door has the functions of preventing fire spreading and smoke diffusion, the fire spreading can be prevented within a certain time, personnel evacuation is ensured, and the embedded sealing strips and the door leaf are tightly matched, so that the fireproof door has the characteristics of fire prevention, heat insulation and sound insulation.

The bottom and the ground ubiquitous that the fire door was prevented to the current device have some distances to be convenient for opening of door plant rotates, avoid door plant bottom and ground friction and produce the noise, but if there is door plant and ground to have the distance, when the conflagration breaing out, dense cigarette and high temperature are easily from door plant bottom gap immigration, make to prevent that the thermal-insulated cigarette effect that separates of fire door is relatively poor, the protectiveness and the practicality of device have been reduced, consequently need for a single division galvanized steel sheet to insulate against heat to prevent fire door and solve above-mentioned problem urgently.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a singly open galvanized steel sheet prevents thermal-insulated fire door to solve the current device that proposes in the above-mentioned background art when the conflagration breaing out, dense cigarette and high temperature are easily followed door plant bottom gap immigration, make the thermal-insulated relatively poor problem of cigarette effect that separates of preventing fire door.

In order to achieve the above object, the utility model provides a following technical scheme: a single-piece galvanized steel sheet heat-insulating fireproof door, comprising:

the door comprises a door frame, wherein one side of the door frame is movably connected with a first door plate through a hinge, the other side of the door frame is movably connected with a second door plate through a hinge, a connecting seat is fixed at the front end of the first door plate, and a handle is arranged at the front end of the connecting seat;

the protection mechanism comprises a storage cavity, the storage cavity is formed in the first door plate and the second door plate, a baffle plate is arranged in the storage cavity, an inserting plate is fixed to the top of the baffle plate, an inserting cavity is formed in the inserting plate, limiting rods are inserted into two sides of the inner part of the inserting cavity, a first spring is fixed between the two groups of limiting rods, and a pull rod is fixed to the outer wall of the first spring;

the storage mechanism comprises a storage box, and the storage box is fixed on the side wall of the door frame.

Preferably, the two sides of the limiting rod, which are far away from one end of the first spring, are inclined, and the two sides of the accommodating cavity are provided with limiting openings corresponding to the limiting rod.

Preferably, openings corresponding to the pull rod are formed in the lower end of the first door panel and the lower end of the second door panel.

Preferably, the front end of the containing box is movably connected with a rotating plate through a hinge, a placing seat is arranged at the bottom of the inner wall of the containing box, a cavity is formed in the rotating plate, a positioning rod is inserted into one side, close to the containing box, of the cavity, a fixing ring is fixed on the outer wall of the positioning rod, a second spring is sleeved outside the positioning rod, an extrusion rod is inserted into one side, far away from the containing box, of the cavity, a pushing block is fixed to one side, far away from the containing box, of the extrusion rod, a third spring is sleeved outside the extrusion rod, and the third spring is fixed to the inner wall of the cavity on one side, close to the containing box.

Preferably, the containing box is internally provided with a positioning hole corresponding to the positioning rod, and the extrusion rod and the positioning rod are arranged in an inclined shape matched with each other.

Preferably, the handle is externally sleeved with a rubber sleeve, a connecting cavity is formed in the rubber sleeve, protruding blocks are fixed on two sides of the outer wall of the handle, an inserting rod is glued on one side, away from the connecting seat, of the inner wall of the connecting cavity, a notch corresponding to the protruding block is formed in the connecting cavity, and inserting holes corresponding to the inserting rod are formed in the handle.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this singly open galvanized steel sheet prevents heat and prevents fire door and is provided with protection machanism, when needs shelter from first door plant and second door plant bottom, promote the pull rod and make the gag lever post shift out from spacing mouthful inside, promote the shielding plate downwards, shift out from accomodating the intracavity portion until the shielding plate, shelter from the gap on door plant and ground through the shielding plate, through the aforesaid design, be convenient for shelter from the distance on first door plant and second door plant and ground, avoid dense cigarette and high temperature to pass through the gap immigration, make thermal-insulated smoke insulation effect better, the protectiveness and the practicality of device have been improved.

2. This singly open galvanized steel sheet prevents heat-insulating fire door and is provided with, takes out the rubber sleeve from containing box inside, establishes the handle outside with the rubber sleeve cover afterwards, realizes the cover of rubber sleeve and establishes the installation, through above-mentioned design, protects the handle, avoids the handle very hot and influence the switching of first door plant so that lose its fire prevention effect, has improved the protectiveness and the practicality of device.

Drawings

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

fig. 2 is a schematic sectional view of a partial structure of the door frame, the first door plate, the second door plate and the protection mechanism of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

fig. 4 is a schematic top sectional view of a partial structure of the storage mechanism of the present invention;

fig. 5 is an enlarged schematic view of the structure at B in fig. 4 according to the present invention.

In the figure: 1. a door frame; 21. a first door panel; 22. a second door panel; 23. a connecting seat; 24. a handle; 3. a protection mechanism; 31. a receiving cavity; 32. a shielding plate; 33. inserting plates; 34. inserting a cavity; 35. a limiting rod; 36. a first spring; 37. a pull rod; 38. an opening; 4. a storage mechanism; 41. a storage box; 42. a rotating plate; 43. a placing seat; 44. a cavity; 45. positioning a rod; 46. a fixing ring; 47. a second spring; 48. an extrusion stem; 49. a third spring; 51. a push block; 52. a rubber sleeve; 53. a connecting cavity; 54. a bump; 55. and (4) inserting the rod.

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. 1-5, the present invention provides an embodiment:

a single-piece galvanized steel sheet heat-insulating fireproof door, comprising:

one side of the door frame 1 is movably connected with a first door plate 21 through a hinge, the other side of the door frame 1 is movably connected with a second door plate 22 through a hinge, a connecting seat 23 is fixed at the front end of the first door plate 21, and a handle 24 is arranged at the front end of the connecting seat 23;

the protection mechanism 3 comprises a storage cavity 31, the storage cavity 31 is formed in the first door panel 21 and the second door panel 22, a baffle plate 32 is arranged in the storage cavity 31, an inserting plate 33 is fixed to the top of the baffle plate 32, an inserting cavity 34 is formed in the inserting plate 33, limiting rods 35 are inserted into two sides of the inside of the inserting cavity 34, a first spring 36 is fixed between the two groups of limiting rods 35, two sides, far away from one end of the first spring 36, of the limiting rods 35 are arranged to be inclined, limiting openings corresponding to the limiting rods 35 are formed in two sides of the storage cavity 31, through the design, the limiting rods 35 are conveniently inserted into the limiting openings, the fixing of the inserting plate 33 is achieved, a pull rod 37 is fixed to the outer wall of the first spring 36, an opening 38 corresponding to the pull rod 37 is formed in the lower end of the first door panel 21 and the lower end of the second door panel 22, and through the design, the pull rod 37 is conveniently operated to move outside the first door panel 21 and the second door panel 22;

the receiving mechanism 4 comprises a receiving box 41, the receiving box 41 is fixed on the side wall of the door frame 1, the front end of the receiving box 41 is movably connected with a rotating plate 42 through a hinge, a placing seat 43 is arranged at the bottom of the inner wall of the receiving box 41, a cavity 44 is arranged inside the rotating plate 42, a positioning rod 45 is inserted in one side of the cavity 44 close to the receiving box 41, a fixing ring 46 is fixed on the outer wall of the positioning rod 45, a second spring 47 is sleeved outside the positioning rod 45, a squeezing rod 48 is inserted in one side of the cavity 44 far away from the receiving box 41, a pushing block 51 is fixed on one side of the squeezing rod 48 far away from the receiving box 41, a third spring 49 is sleeved outside the squeezing rod 48, one side of the third spring 49 close to the receiving box 41 is fixed on the inner wall of the cavity 44, and by the design, when the rubber sleeve 52 is not needed, the receiving and placing of the rubber sleeve 52 can be realized, the inside locating hole that corresponds with locating lever 45 of seting up of containing box 41, extrusion stem 48 sets up to the oblique shape of mutually supporting with locating lever 45, through this design, be convenient for extrusion stem 48 extrusion locating lever 45, make locating lever 45 block to containing box 41 inside, realize the fixed of rotor plate 42, the outside cover of handle 24 is equipped with rubber sleeve 52, connection chamber 53 has been seted up to the inside of rubber sleeve 52, the both sides of handle 24 outer wall are fixed with lug 54, it has inserted bar 55 to connect the one side glue that connecting chamber 53 inner wall kept away from connecting seat 23, connect the inside notch that corresponds with lug 54 of seting up of chamber 53, the inside jack that corresponds with inserted bar 55 of seting up of handle 24, through this design, can establish rubber sleeve 52 cover inside handle 24, realize the fixed mounting of rubber sleeve 52, when the conflagration takes place, avoid handle 24 outer wall to catch the handle 24 and feel hot and influence and grip handle 24 and rotate.

The working principle is as follows: when needing to shelter from first door plant 21 and second door plant 22 bottom, at first promote gag lever post 35 to the direction that is close to first spring 36 through pull rod 37, first spring 36 is the compression and holds the power state this moment, move out from spacing mouthful inside completely until gag lever post 35, realize the fixed of picture peg 33 and remove, promote shielding plate 32 downwards afterwards, move out from accomodating the chamber 31 inside until shielding plate 32, loosen the pulling to pull rod 37, under the promotion of first spring 36, gag lever post 35 block to another spacing mouthful inside, shelter from the operation through shielding plate 32 to the gap on door plant and ground.

When the rubber sleeve 52 needs to be used, the extrusion rod 48 is pulled by the push block 51 to be away from the containing box 41, the third spring 49 is in a tension and force storage state, the second spring 47 in a compression state pushes the fixing ring 46 to move towards the cavity 44, the fixing ring 46 drives the positioning rod 45 to synchronously move until the positioning rod 45 is completely moved out of the positioning hole, the fixing of the rotating plate 42 is released, and then the rubber sleeve 52 is taken out of the placing seat 43.

Then, the rubber sleeve 52 is sleeved outside the handle 24, the bump 54 is clamped inside the notch inside the connecting cavity 53, and the inserting rod 55 is inserted into the inserting hole inside the handle 24, so that the sleeving and mounting operation of the rubber sleeve 52 is realized, and the operation is finished.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a single division galvanized steel sheet prevents heat-insulating fire door which characterized in that includes:

the door comprises a door frame (1), wherein one side of the door frame (1) is movably connected with a first door plate (21) through a hinge, the other side of the door frame (1) is movably connected with a second door plate (22) through a hinge, a connecting seat (23) is fixed at the front end of the first door plate (21), and a handle (24) is arranged at the front end of the connecting seat (23);

the protection mechanism (3) comprises a storage cavity (31), the storage cavity (31) is formed in a first door plate (21) and a second door plate (22), a baffle plate (32) is arranged in the storage cavity (31), an inserting plate (33) is fixed to the top of the baffle plate (32), an inserting cavity (34) is formed in the inserting plate (33), limiting rods (35) are inserted into two sides of the inner portion of the inserting cavity (34), a first spring (36) is fixed between the two groups of limiting rods (35), and a pull rod (37) is fixed to the outer wall of the first spring (36);

the door frame comprises a containing mechanism (4), wherein the containing mechanism (4) comprises a containing box (41), and the containing box (41) is fixed on the side wall of the door frame (1).

2. The single-piece galvanized steel sheet heat-insulating fireproof door according to claim 1, characterized in that: the two sides of one end, away from the first spring (36), of the limiting rod (35) are inclined, and limiting openings corresponding to the limiting rod (35) are formed in the two sides of the accommodating cavity (31).

3. The single-piece galvanized steel sheet heat-insulating fireproof door according to claim 1, characterized in that: the lower end of the first door panel (21) and the lower end of the second door panel (22) are provided with openings (38) corresponding to the pull rods (37).

4. The single-piece galvanized steel sheet heat-insulating fireproof door according to claim 1, characterized in that: the novel storage box is characterized in that the front end of the storage box (41) is movably connected with a rotating plate (42) through a hinge, a placing seat (43) is arranged at the bottom of the inner wall of the storage box (41), a cavity (44) is formed in the rotating plate (42), a positioning rod (45) is inserted into one side, close to the storage box (41), in the cavity (44), a fixing ring (46) is fixed to the outer wall of the positioning rod (45), a second spring (47) is sleeved outside the positioning rod (45), an extrusion rod (48) is inserted into one side, far away from the storage box (41), in the cavity (44), one side, far away from the storage box (41), of the extrusion rod (48) is fixed with a push block (51), a third spring (49) is sleeved outside the extrusion rod (48), and one side, close to the storage box (41), of the third spring (49) is fixed to the inner wall of the cavity (44).

5. The single-piece galvanized steel sheet heat-insulating fireproof door according to claim 4, characterized in that: the containing box (41) is internally provided with a positioning hole corresponding to the positioning rod (45), and the extrusion rod (48) and the positioning rod (45) are arranged to be mutually matched in an inclined shape.

6. The single-piece galvanized steel sheet heat-insulating fireproof door according to claim 1, characterized in that: the handle is characterized in that a rubber sleeve (52) is sleeved outside the handle (24), a connecting cavity (53) is formed in the rubber sleeve (52), convex blocks (54) are fixed on two sides of the outer wall of the handle (24), an inserting rod (55) is glued on one side, away from the connecting seat (23), of the inner wall of the connecting cavity (53), a notch corresponding to the convex block (54) is formed in the connecting cavity (53), and a jack corresponding to the inserting rod (55) is formed in the handle (24).