CN213450003U

CN213450003U - Fire door is prevented to inside and outside hook mouth run from opposite directions

Info

Publication number: CN213450003U
Application number: CN202022203245.8U
Authority: CN
Inventors: 何臣峰
Original assignee: Henan Xingyuan Building Materials Co Ltd
Current assignee: Henan Xingyuan Building Materials Co Ltd
Priority date: 2020-09-30
Filing date: 2020-09-30
Publication date: 2021-06-15
Anticipated expiration: 2030-09-30

Abstract

The utility model discloses an inside and outside hook mouth is from opening and is prevented fire door, including installing the door frame on the wall and the door body through hinge and door frame swing joint, install the intelligent lock that locks mutually with the door frame on the middle part border of the door body, install inside and outside hook mouth device between the door body and the door frame, the junction that the door frame is close to the door body is along length direction processing guide way, and the guide way is located the top lower surface of door frame to AND gate body contact. This fire door is prevented to inside and outside hook mouth run-on, through the recess middle part that sets up, the door body can be with the hinge fit at middle part, the door body can be rotatory towards the outside inwards, the slide bar provides the direction for the removal of slider, the guide arm is through the round pin axle swing joint that runs through with the junction of slider, through guide arm and the axle bed that sets up, at the rotatory in-process of the door body, the slider also can move on the slide bar in step, and the setting of hinge, the angle of the door body at rotatory in-process can be run-on from the inside to the outside, and the slider restriction its angle of running from opposite directions that sets up, thereby realize the purpose that inside and.

Description

Fire door is prevented to inside and outside hook mouth run from opposite directions

Technical Field

The utility model relates to a prevent fire door technical field, specifically be an inside and outside hook mouth is to opening prevents fire door.

Background

Many methods and techniques have been developed over the years for manufacturing intelligent fire rated doors and intelligent fire rated door cores. Generally, an intelligent fireproof door is a door which can meet the requirements of fire resistance stability, integrity and heat insulation within a certain time, is mainly used for fire wall openings of fire-proof partitions of buildings, stairway entrances and exits, evacuation walkways, pipe well heads and the like, is usually used for personnel to pass through, and can organize flame spread when a fire disaster occurs. Although some intelligent fireproof doors are arranged on the market, the alarm can be improved when a fire disaster happens, the alarm is only simply put forward, the fire cannot be effectively extinguished in time, the fire disaster is prevented from spreading, safety accidents are easily caused, and economic loss is caused.

The existing fireproof door in a building generally comprises a fireproof door leaf, a fireproof door frame and a door closer connected between the fireproof door leaf and the fireproof door frame, wherein the fireproof door is in a normally closed state under the action of the door closer, so that the lighting and ventilation of the fireproof walking ladder are poor. The existing fire-fighting walking ladder of the building is often used as a public channel, people flow from and to the building very frequently, the fireproof door is frequently in a frequently-opened state, a property management department of the building even detaches a door closer, the fireproof door is in a normally-opened state, safety inspection of a fireproof department cannot monitor the state of the fireproof door, and once a fire disaster occurs, the fireproof door cannot play a role in isolating the fire condition, so that public safety is greatly threatened.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an inside and outside hook mouth is to opening prevents fire door, the hinge cooperation that has a body can with the middle part, the door body can be rotatory in the outside direction inwards, the guide arm and the axle bed of setting, at the rotatory in-process of the door body, the slider also can remove on the slide bar in step, and the setting of hinge, the angle of the door body at rotatory in-process can be opened from inside to outside, and the slider of setting restricts its angle of opening, thereby realize the advantage of inside and outside hook mouth to opening purpose, the problem among the prior art has been solved.

In order to achieve the above object, the utility model provides a following technical scheme: an inner and outer hook opening split fireproof door comprises a door frame and a door body, wherein the door frame is installed on a wall, the door body is movably connected with the door frame through a hinge, an intelligent lock locked with the door frame is installed on the middle edge of the door body, an inner and outer hook opening device is installed between the door body and the door frame, a guide groove is machined in the length direction of the connecting part, close to the door body, of the door frame, and the guide groove is located on the lower surface of the top of the door frame and is in contact with the;

the inner hook opening device and the outer hook opening device comprise a sliding rod, a sliding block, a guide rod and a shaft seat, the sliding rod is arranged in a guide groove, two ends of the sliding rod are fixed in an embedded groove, the sliding block is inserted into the guide groove and sleeved on the sliding rod to slide, one end of the guide rod is movably connected with the bottom of the sliding block, the other end of the guide rod is sleeved on the shaft seat, and the shaft seat is fixed on the top edge of the door body.

Preferably, the distance between the bottom surface of the sliding block and the lower surface of the top of the doorframe is not more than 3 cm.

Preferably, the thickness of the guide rod and the thickness of the shaft seat are not more than 2 cm.

Preferably, the connecting part of the guide rod and the sliding block is movably connected through a through pin shaft.

Preferably, the width of the guide groove is matched with the thickness of the sliding block, and the two sides of the sliding block are provided with balls movably connected with the inner wall of the guide groove.

Preferably, the hinge is arranged in the middle of the inner wall of the door frame between the door frame and the door body, and a groove for accommodating the hinge is additionally arranged on the door frame.

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

this fire door is prevented to inside and outside hook mouth facing each other, the hinge setting is at the middle part of door frame inner wall between door frame and the door body, and add the recess that holds the hinge on the door frame, through the recess middle part that sets up, the door body can with the hinge fit at middle part, the door body can be rotatory to the outside inwards, the ball that sets up has reduced the frictional force of slider in the slip in-process, the slider is overlapped and is slided on the slider, the slider provides the direction for the removal of slider, the guide arm is through the round pin axle swing joint that runs through with the junction of slider, through guide arm and the axle bed that sets up, at the rotatory in-process of the door body, the slider also can move on the slider in step, and the setting of hinge, the door body can be opened outside within the angle of rotatory in-process, and the slider restriction its angle of opening.

Drawings

FIG. 1 is an overall structure diagram of the present invention;

FIG. 2 is an external structure view of the internal and external hook opening device of the present invention;

fig. 3 is an internal structure view of the internal and external hook opening device of the present invention.

Fig. 4 is an enlarged view of a portion a of fig. 3 according to the present invention.

In the figure: 1. a door frame; 2. a door body; 21. a guide groove; 3. an inner and outer hook port device; 31. a slide bar; 32. a slider; 33. a guide bar; 34. a shaft seat; 4. an intelligent lock.

Detailed Description

The technical solution in the embodiment of the present invention will be made clear below with reference to the drawings in the embodiment of the present invention; the present invention has been described in considerable detail with reference to certain preferred versions thereof. 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. 1-2, an inside and outside hook opening bisection fireproof door comprises a door frame 1 installed on a wall and a door body 2 movably connected with the door frame 1 through a hinge, the door body 2 moves on the door frame 1 around the hinge, the hinge between the door frame 1 and the door body 2 is arranged in the middle of the inner wall of the door frame 1, a groove for accommodating the hinge is additionally arranged on the door frame 1, the door body 2 can be matched with the hinge in the middle through the middle of the groove, the door body 2 can rotate inwards and outwards, an intelligent lock 4 locked with the door frame 1 is installed on the middle edge of the door body 2, the intelligent lock 4 adopts the prior art to realize intelligent control on the opening of the fireproof door, an inside and outside hook opening device 3 is installed between the door body 2 and the door frame 1, a guide groove 21 is processed at the joint of the door frame 1 close to the door body 2 along the length direction, the length of the guide groove 21 is set according to requirements, and the length of, the guide groove 21 is located on the top lower surface of the doorframe 1 and contacts the door body 2.

Referring to fig. 3-4, the inner and outer hook device 3 includes a sliding rod 31, a sliding block 32, a guide rod 33 and a shaft seat 34, the sliding rod 31 is disposed in the guide slot 21, and both ends of the sliding block 32 are fixed in the guide slot 21, both ends of the sliding rod 31 are fixed in the guide slot 21, a distance between a bottom surface of the sliding block 32 and a lower surface of a top of the doorframe 1 is not more than 3cm, a width of the guide slot 21 is adapted to a thickness of the sliding block 32, both sides of the sliding block 32 are provided with balls movably connected to an inner wall of the guide slot 21, the 3cm arrangement prevents an interval between the door 2 and the doorframe 1 from being set too large, friction force of the sliding block 32 in a sliding process is reduced by the arranged balls, the sliding block 32 is sleeved on the sliding rod 31 to slide, the sliding rod 31 provides a guide for movement of the sliding block 32, one end of the guide rod 33 is movably connected to a bottom of the sliding, axle bed 34 is fixed on the topside of door body 2, the thickness of guide arm 33 and the thickness of axle bed 34 are no longer than 2cm, the round pin axle swing joint that runs through is passed through at the junction of guide arm 33 and slider 32, through the guide arm 33 and the axle bed 34 that set up, at the rotatory in-process of door body 2, slider 32 also can move on slide bar 31 in step, and the setting of hinge, the angle of door body 2 at rotatory in-process can be inside and outside open, and the slider 32 that sets up restricts its angle of opening, thereby realize the purpose that inside and outside hook mouth is opened to the front.

In summary, the following steps: the inner hook opening and outer hook opening split fireproof door has the advantages that the hinge between the door frame 1 and the door body 2 is arranged in the middle of the inner wall of the door frame 1, the door frame 1 is additionally provided with a groove for accommodating the hinge, through the middle part of the groove, the door body 2 can be matched with a hinge in the middle part, the door body 2 can rotate inwards and outwards, the friction force of the sliding block 32 in the sliding process is reduced by the arranged rolling balls, the sliding block 32 is sleeved on the sliding rod 31 to slide, the sliding rod 31 provides guide for the movement of the sliding block 32, the joint of the guide rod 33 and the sliding block 32 is movably connected through a through pin shaft, and through the arranged guide rod 33 and the shaft seat 34, in the rotating process of the door body 2, the sliding block 32 can also synchronously move on the sliding rod 31, and the angle of the door body 2 in the rotating process can be opened from inside to outside through the arrangement of the hinge, and the arranged slide block 32 limits the split angle, thereby realizing the purpose of split opening of the inner hook opening and the outer hook opening.

It is 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 term "includes"; "comprises," "comprising," or any other variation thereof, is intended to cover a non-exclusive inclusion, such that a process that comprises a list of elements; a method; an article or apparatus may comprise not only those elements but also other elements not expressly listed or embodied as such; a method; an article or an apparatus.

Although embodiments of the present invention have been shown and described, it would be appreciated by those skilled in the art that changes may be made in these embodiments without departing from the principles and spirit of the invention; modifying; alternatives and modifications, the scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an inside and outside hook mouth is to opening fireproof door, is including installing door frame (1) on the wall and door body (2) through hinge and door frame (1) swing joint, its characterized in that: an intelligent lock (4) locked with the door frame (1) is installed on the middle edge of the door body (2), an inner hook opening device and an outer hook opening device (3) are installed between the door body (2) and the door frame (1), a guide groove (21) is machined in the length direction of the joint of the door frame (1) close to the door body (2), and the guide groove (21) is located on the lower surface of the top of the door frame (1) and is in contact with the door body (2); the inner and outer hook opening device (3) comprises a sliding rod (31), a sliding block (32), a guide rod (33) and a shaft seat (34), the sliding rod (31) is arranged in a guide groove (21), two ends of the sliding rod are fixed in an embedded groove, the sliding block (32) is inserted into the guide groove (21) and slides on the sliding rod (31) in a sleeved mode, one end of the guide rod (33) is movably connected with the bottom of the sliding block (32), the other end of the guide rod (33) is sleeved on the shaft seat (34), and the shaft seat (34) is fixed on the top edge of the door body (2).

2. The inside-outside hook opening bisecting fire door according to claim 1, wherein: the distance between the bottom surface of the sliding block (32) and the lower surface of the top of the door frame (1) is not more than 3 cm.

3. The inside-outside hook opening bisecting fire door according to claim 1, wherein: the thickness of the guide rod (33) and the thickness of the shaft seat (34) are not more than 2 cm.

4. The inside-outside hook opening bisecting fire door according to claim 1, wherein: the connecting part of the guide rod (33) and the sliding block (32) is movably connected through a through pin shaft.

5. The inside-outside hook opening bisecting fire door according to claim 1, wherein: the width of guide way (21) and the thickness looks adaptation of slider (32), the inner wall swing joint of ball and guide way (21) is installed to the both sides of slider (32).

6. The inside-outside hook opening bisecting fire door according to claim 1, wherein: the hinge is arranged in the middle of the inner wall of the door frame (1) between the door frame (1) and the door body (2), and a groove for accommodating the hinge is additionally arranged on the door frame (1).