CN215859837U

CN215859837U - Heat-insulation and smoke-proof structure of fireproof door

Info

Publication number: CN215859837U
Application number: CN202122245706.2U
Authority: CN
Inventors: 朱启浩; 杨代军; 于小勇; 朱启龙
Original assignee: Ningxia Yindeli Technology Development Co ltd
Current assignee: Ningxia Yindeli Technology Development Co ltd
Priority date: 2021-09-16
Filing date: 2021-09-16
Publication date: 2022-02-18
Anticipated expiration: 2031-09-16

Abstract

The utility model relates to the technical field of fire-fighting facilities, and discloses a heat-insulation and smoke-prevention structure of a fireproof door, which solves the problem that smoke dust generated by the current fire can enter a room from a gap generated between two heat-insulation fireproof doors, and comprises a door frame, a left door plate and a right door plate, wherein the left door plate and the right door plate are both positioned in the door frame, and two sides in the door frame are both fixedly provided with support shafts; according to the utility model, through the matching between the movable rod, the mounting block and the handle, when the handle is pulled and rotated to the right side of the bent rod, the sliding plate moves leftwards at the moment, and meanwhile, through the matching between the connecting rod and the sliding block, the second return spring is compressed, when the left door plate and the right door plate are closed and the handle is taken out of the bent rod at the moment, the second return spring resets and enables the sliding plate to move leftwards until the sliding plate is positioned inside the positioning groove, and at the moment, the joint of the left door plate and the right door plate is shielded, so that smoke and dust are prevented from entering a room from a gap between the left door plate and the right door plate.

Description

Heat-insulation and smoke-proof structure of fireproof door

Technical Field

The utility model relates to the technical field of fire-fighting facilities, in particular to a heat-insulation and smoke-proof structure of a fireproof door.

Background

Fire protection facilities are always important guarantee for protecting life and property safety of people, a fire door is one of the fire doors, the fire door can meet requirements of fire-resistant stability, integrity and heat insulation within a certain time, is arranged in fire-resistant subareas, evacuation staircases, vertical shafts and other places, has a fire-resistant partition with certain fire resistance, has the functions of preventing fire spreading and smoke diffusion, can prevent fire spreading within a certain time and ensures personnel evacuation.

The intussuseption of present thermal-insulated fire door's PLASTIC LAMINATED is the inflation pearlite board, and inflation pearlite board is heated one thousand degrees centigrade and will begin the inflation deformation, when the conflagration breaing out, the PLASTIC LAMINATED lasts to be heated, and the inside inflation pearlite board of PLASTIC LAMINATED will the inflation deformation, still can make two thermal-insulated fire door between the clearance of producing when deformation is serious, and the smoke and dust that the conflagration produced can follow the clearance and get into indoorly, threatens indoor stranded personnel's safety, has certain potential safety hazard.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a heat-insulation and smoke-prevention structure of a fireproof door, which well solves the problems, has a simple structure and effectively solves the problem that smoke dust generated by the conventional fire disaster can enter a room from a gap between two heat-insulation fireproof doors.

The technical scheme includes that the fireproof door heat-insulation and smoke-proof structure comprises a door frame, a left door plate and a right door plate, wherein the left door plate and the right door plate are located inside the door frame, supporting shafts are fixedly mounted on two sides of the inside of the door frame, the left door plate and the right door plate are respectively connected with the supporting shafts in a rotating mode, a mounting plate is fixedly mounted on the front face of the left door plate, a positioning groove is formed in the right side of the mounting plate, a sealing mechanism is mounted on the front face of the right door plate, and a fixing mechanism is mounted in the middle of the front face of the right door plate.

Preferably, sealing mechanism including set up with two spouts of right door plant both sides, the inside fixed mounting of spout has the dead lever, the outside activity of dead lever cup joint with the slider of spout joint, the right side fixedly connected with of slider and the second reset spring that the dead lever activity cup jointed, the positive fixed mounting of slider has the connecting rod, the left side fixed mounting of connecting rod have with the slide of right door plant laminating, slide and constant head tank activity joint.

Preferably, the right side fixed mounting of slide has the movable rod, the positive fixed mounting of right door plant have with movable rod swing joint's installation piece, the right-hand member swing joint of movable rod has the handle, the positive fixed mounting of right door plant has the curved bar that is located the handle right side.

Preferably, the right end of the movable rod is fixedly provided with a connecting shaft, and the connecting shaft is rotatably connected with the handle.

Preferably, the fixing mechanism comprises a fixing block fixedly connected with the mounting block, a connecting plate is fixedly mounted at the top of the fixing block, and a connecting block is fixedly connected to the left side of the connecting plate.

Preferably, the fixed block has cup jointed the horizontal pole with the inside activity of connecting block, and the right-hand member fixedly connected with pull ring of horizontal pole, the equal fixed mounting in left side both sides of horizontal pole has the fixture block, installs the first reset spring who cup joints with the horizontal pole activity between fixed block and the connecting block, and first reset spring's left end and connecting block laminating, first reset spring's right-hand member and horizontal pole fixed connection.

Preferably, the front fixed mounting of mounting panel has the fixing base that cup joints with the horizontal pole activity, and the draw-in groove with fixture block looks adaptation is all seted up to the inner chamber both sides of fixing base, and the guide way with fixture block activity joint is all seted up to the left end face both sides of fixing base.

The utility model has the beneficial effects that:

1. according to the utility model, through the matching between the movable rod, the mounting block and the handle, when the handle is pulled and rotated to the right side of the bent rod, the sliding plate moves leftwards at the moment, and meanwhile, through the matching between the connecting rod and the sliding block, the second return spring is compressed, when the left door plate and the right door plate are closed and the handle is taken out of the bent rod at the moment, the second return spring resets and enables the sliding plate to move leftwards until the sliding plate is positioned in the positioning groove, and at the moment, the joint of the left door plate and the right door plate is shielded, so that smoke dust is prevented from entering a room from a gap between the left door plate and the right door plate;

2. this novel cooperation through between connecting block and fixed block and the horizontal pole, when promoting the horizontal pole and remove left, then the fixture block can slide in the inside of guide way, and first reset spring is tensile this moment, and when the fixture block removed to the left side that is located the fixing base, can promote the horizontal pole and rotate again, and originally tensile first reset spring resets this moment and makes the horizontal pole remove right, then the fixture block can block the inside of going into the draw-in groove to can realize that the connection between left door plant and the right door plant is fixed.

Drawings

The accompanying drawings, which are included to provide a further understanding of the embodiments of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the principles of the utility model.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of a sealing mechanism according to the present invention;

FIG. 3 is a schematic view of the connection structure of the handle and the movable rod according to the present invention;

FIG. 4 is a schematic diagram of a mounting plate structure according to the present invention;

FIG. 5 is a schematic view of the fixing mechanism of the present invention;

FIG. 6 is a schematic view of a cross bar and a fixing base connecting structure according to the present invention.

Description of reference numerals:

1. a door frame; 2. a left door panel; 3. a right door panel; 4. a fixing mechanism; 401. a fixed block; 402. a pull ring; 403. a first return spring; 404. connecting blocks; 405. a cross bar; 406. a fixed seat; 407. a guide groove; 408. a connecting plate; 409. a clamping block; 4010. a card slot; 5. a sealing mechanism; 501. a chute; 502. a second return spring; 503. a handle; 504. bending a rod; 505. mounting blocks; 506. fixing the rod; 507. a slider; 508. a slide plate; 509. a movable rod; 5010. a connecting rod; 5011. a connecting shaft; 6. mounting a plate; 7. and (6) positioning a groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.

The first embodiment of the utility model provides a heat-insulation and smoke-prevention structure of a fireproof door, as shown in fig. 1-6, which comprises a door frame 1, a left door plate 2 and a right door plate 3, wherein the left door plate 2 and the right door plate 3 are both positioned inside the door frame 1, support shafts are fixedly arranged on both sides inside the door frame 1, the left door plate 2 and the right door plate 3 are respectively connected with the support shafts in a rotating manner, a mounting plate 6 is fixedly arranged on the front surface of the left door plate 2, a positioning groove 7 is arranged on the right side of the mounting plate 6, a sealing mechanism 5 is arranged on the front surface of the right door plate 3, and a fixing mechanism 4 is arranged in the middle of the front surface of the right door plate 3.

At first, rotate the left door plant 2 and the right door plant 3 of both sides, until left door plant 2 and right door plant 3 all are located the inside of door frame 1, then prevent through sealing mechanism 5's effect that the smoke and dust from getting into indoorly in the gap of left door plant 2 and right door plant 3, connect fixedly with left door plant 2 and right door plant 3 through fixed establishment 4 simultaneously.

In the second embodiment, on the basis of the first embodiment, the sealing mechanism 5 includes two sliding grooves 501 disposed on two sides of the right door panel 3, a fixed rod 506 is fixedly mounted inside the sliding groove 501, a sliding block 507 engaged with the sliding groove 501 is movably sleeved on an outer side of the fixed rod 506, a second return spring 502 movably sleeved with the fixed rod 506 is fixedly connected to a right side of the sliding block 507, a connecting rod 5010 is fixedly mounted on a front surface of the sliding block 507, a sliding plate 508 attached to the right door panel 3 is fixedly mounted on a left side of the connecting rod 5010, the sliding plate 508 is movably engaged with the positioning groove 7, a movable rod 509 is fixedly mounted on a right side of the sliding plate 508, a mounting block 505 movably connected to the movable rod 509 is fixedly mounted on a front surface of the right door panel 3, a handle 503 is movably connected to a right end of the movable rod 509, a bent rod 504 located on a right side of the handle 503 is fixedly mounted on a front surface of the right door panel 3, a connecting shaft 5011 is fixedly mounted on a right end of the movable rod 509, the connecting shaft 5011 is rotatably connected to the handle 503.

When the novel smoke dust collector is used, the handle 503 is pulled rightwards at first, the movable rod 509 and the sliding plate 508 are driven to move rightwards, then the handle 503 is rotated and clamped into the right side of the bent rod 504, the second return springs 502 on the two sides are compressed at the moment, then the left door panel 2 and the right door panel 3 are closed, then the handle 503 is rotated and separated from the bent rod 504, at the moment, the second return springs 502 reset and drive the sliding blocks 507 to move leftwards, meanwhile, the sliding plate 508 is driven to move leftwards and is clamped into the positioning grooves 7 on the mounting plate 6, then the sliding plate 508 is attached to the connection position of the left door panel 2 and the right door panel 3, and smoke dust is prevented from entering the indoor space between the left door panel 2 and the right door panel 3.

Third embodiment, on the basis of the first embodiment, the fixing mechanism 4 includes a fixing block 401 fixedly connected to the mounting block 505, a connecting plate 408 is fixedly mounted at the top of the fixing block 401, a connecting block 404 is fixedly connected to the left side of the connecting plate 408, a cross rod 405 is movably sleeved inside the fixing block 401 and the connecting block 404, a pull ring 402 is fixedly connected to the right end of the cross rod 405, fixture blocks 409 are fixedly mounted on both sides of the left side of the cross rod 405, a first return spring 403 movably sleeved with the cross rod 405 is mounted between the fixing block 401 and the connecting block 404, the left end of the first return spring 403 is attached to the connecting block 404, the right end of the first return spring 403 is fixedly connected to the cross rod 405, a fixing seat 406 movably sleeved with the cross rod 405 is fixedly mounted on the front surface of the mounting plate 6, clamping grooves 4010 adapted to the fixture blocks 409 are respectively formed on both sides of an inner cavity of the fixing seat 406, and guide grooves 407 movably clamped to the fixture blocks 409 are respectively formed on both sides of the left end surface of the fixing seat 406.

First push pull ring 402 leftwards, horizontal pole 405 removes leftwards this moment, and first reset spring 403 compresses simultaneously, and fixture block 409 slides in the inside of guide way 407 simultaneously, and when fixture block 409 removed to be located the left side of fixing base 406, then rotate horizontal pole 405 and remove the control to horizontal pole 405, first reset spring 403 resets this moment and drives horizontal pole 405 to remove to the right, until fixture block 409 blocks into the inside of draw-in groove 4010, accomplish the connection of left door plant 2 and right door plant 3 and fix this moment.

The working principle is as follows: when the device is used, the handle 503 is pulled rightwards firstly, the movable rod 509 and the sliding plate 508 are driven to move rightwards, then the handle 503 is rotated and clamped into the right side of the bent rod 504, at the moment, the second return springs 502 on the two sides are compressed, then the left door panel 2 and the right door panel 3 are closed, then the handle 503 is rotated and separated from the bent rod 504, at the moment, the second return springs 502 are reset and drive the sliding blocks 507 to move leftwards, the sliding plates 508 are driven to move leftwards and clamped into the positioning grooves 7 on the mounting plate 6, then the connecting parts of the sliding plates 508 and the left door panel 2 and the right door panel 3 are jointed, smoke and dust are prevented from entering a room from gaps between the left door panel 2 and the right door panel 3, then the pull ring 402 is pushed leftwards, at the moment, the cross rod 405 moves leftwards, at the same time, the first return springs 403 are compressed, at the same time, the clamping blocks 409 slide in the guiding grooves 407, when the clamping blocks 409 move to the left side of the fixed seats 406, then the cross rod 405 is rotated and the control over the cross rod 405 is released, at this time, the first return spring 403 is reset and drives the cross rod 405 to move rightwards until the clamping block 409 is clamped into the clamping groove 4010, and the left door panel 2 and the right door panel 3 are connected and fixed at this time.

The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. Prevent fire door thermal-insulated smoke prevention structure, including door frame (1), left door board (2) and right door board (3) all are located the inside of door frame (1), its characterized in that: the equal fixed mounting in inside both sides of door frame (1) has the back shaft, and left door plant (2) and right door plant (3) rotate with the back shaft respectively and are connected, and the positive fixed mounting of left door plant (2) has mounting panel (6), and constant head tank (7) have been seted up on the right side of mounting panel (6), and sealing mechanism (5) are installed in the front of right door plant (3), and fixed establishment (4) are installed in the middle of the front of right door plant (3).

2. The fire door insulating and smoke preventing structure of claim 1, wherein: sealing mechanism (5) including offering two spout (501) with right door plant (3) both sides, the inside fixed mounting of spout (501) has dead lever (506), slider (507) with spout (501) joint has been cup jointed in the outside activity of dead lever (506), the right side fixedly connected with of slider (507) and second reset spring (502) that dead lever (506) activity cup jointed, the positive fixed mounting of slider (507) has connecting rod (5010), the left side fixed mounting of connecting rod (5010) has slide (508) with right door plant (3) laminating, slide (508) and constant head tank (7) activity joint.

3. The fire door insulating and smoke preventing structure of claim 2, wherein: the right side fixed mounting of slide (508) has movable rod (509), and the front fixed mounting of right door plant (3) has installation piece (505) with movable rod (509) swing joint, and the right-hand member swing joint of movable rod (509) has handle (503), and the front fixed mounting of right door plant (3) has curved bar (504) that are located handle (503) right side.

4. The fire door insulating and smoke preventing structure of claim 3, wherein: the right end of the movable rod (509) is fixedly provided with a connecting shaft (5011), and the connecting shaft (5011) is rotatably connected with the handle (503).

5. The fire door insulating and smoke preventing structure of claim 1, wherein: the fixing mechanism (4) comprises a fixing block (401) fixedly connected with the mounting block (505), a connecting plate (408) is fixedly mounted at the top of the fixing block (401), and a connecting block (404) is fixedly connected to the left side of the connecting plate (408).

6. The fire door insulating and smoke preventing structure of claim 5, wherein: horizontal pole (405) have been cup jointed with the inside activity of connecting block (404) to fixed block (401), right-hand member fixedly connected with pull ring (402) of horizontal pole (405), the equal fixed mounting in left side both sides of horizontal pole (405) has fixture block (409), install between fixed block (401) and connecting block (404) and move about the first reset spring (403) that cup joints with horizontal pole (405), the left end and the connecting block (404) laminating of first reset spring (403), the right-hand member and horizontal pole (405) fixed connection of first reset spring (403).

7. The fire door insulating and smoke preventing structure of claim 1, wherein: the front fixed mounting of mounting panel (6) has fixing base (406) that cup joints with horizontal pole (405) activity, and draw-in groove (4010) with fixture block (409) looks adaptation are all seted up to the inner chamber both sides of fixing base (406), and guide way (407) with fixture block (409) activity joint are all seted up to the left end face both sides of fixing base (406).