CN220955333U - Fire door capable of being opened in two directions - Google Patents

Abstract

The utility model discloses a fire door capable of being opened in two directions, which comprises a door frame and door bodies which are rotationally connected to two sides of the inside of the door frame through connecting shafts, wherein two-way movable components are arranged at the top and the bottom of two sides of the inner wall of the door frame, placing grooves are formed in the front surface and the back surface of the two door bodies, and angle limiting components are arranged in the placing grooves; the utility model relates to the technical field of fire doors, and discloses an angle limiting assembly. This but fire door of two-way opening, through the setting of two-way movable part, can realize the two-way opening of the door body for the two-way of the door body can all carry out personnel's flow, can open the door body from another party when a certain direction is plugged up, has improved the practicality of this fire door, and through the setting of the spacing subassembly of angle, can control the opening angle of the door body and keep the normally open state of this angle according to the demand, accelerate the speed of fleing of more personnel.

Description

Fire door capable of being opened in two directions

Technical Field

The utility model relates to the technical field of fire doors, in particular to a fire door capable of being opened in two directions.

Background

The fire door is a door capable of meeting fire resistance stability, integrity and heat insulation in a certain time, and is a fire-proof partition with certain fire resistance arranged among fire-proof partitions, evacuation stairwells, vertical shafts and the like.

According to the patent display of patent application number CN201822150721.7, including door frame and door leaf that mutually support and complete sets use, door frame top is being close to wall body one side and is equipped with the door closer, the door leaf includes the frame, the frame includes horizontal frame and vertical frame, be provided with horizontal PLASTIC LAMINATED on the horizontal frame, be provided with vertical PLASTIC LAMINATED on the vertical frame, be equipped with fire-proof material in the space between horizontal frame and the vertical frame, the lower part of door leaf is equipped with the heat dissipation through-hole, be equipped with expansion module in the heat dissipation through-hole, expansion module includes two parallel opposite arrangement's expansion plates, and the interval has ventilation gap between the expansion plates, and two expansion plates pass U-shaped fixed steelframe and fix, the upper portion of door leaf is equipped with the window, window department is provided with two-layer fire-proof glass, two-layer be provided with vacuum glass between the fire-proof glass, the lower part that is located the window on the door leaf is equipped with the toolbox that is used for placing fire prevention instrument, the door leaf is equipped with the fireproof lock in the side that opens and shuts;

In the above patent, the fire door can only be opened in one direction, when sundries or fire is blocked in a single direction, the fire door cannot be opened, so that escape is difficult to perform, the two-way opening of the fire door cannot be realized, a large potential safety hazard exists, the opening angle is difficult to control according to requirements after the opening, and the applicability is poor, so that the utility model makes the following improvement aiming at the defects.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model provides the fire door capable of being opened in two directions, and solves the problems that the existing fire door is generally opened only in one direction, the two-way opening of the fire door is difficult to realize, the opening angle is difficult to control according to the requirement after the opening, and a large potential safety hazard exists.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the fire door capable of being opened in two directions comprises a door frame and door bodies which are rotationally connected to two sides of the interior of the door frame through connecting shafts, wherein two bidirectional movable components are arranged at the top and the bottom of two sides of the inner wall of the door frame, placing grooves are formed in the front face and the back face of the two door bodies, and angle limiting components are arranged in the placing grooves;

The angle limiting assembly comprises a vertical rod fixedly connected to one side of the inside of the placing groove, the surface of the vertical rod is rotationally connected with a movable sleeve, one side of the surface of the movable sleeve is fixedly connected with a connecting rod, one end of the connecting rod is fixedly connected with a fixing ring, and the inside of the fixing ring is slidably connected with an L-shaped inserting rod.

Preferably, grooves are formed in two sides of the front face and the back face of the door frame, and the bottoms of the inner walls of the grooves are connected with sliding plates in a sliding mode.

Preferably, the top of the sliding plate is provided with a slot matched with the L-shaped inserted rod, and the front and the back of two sides of the door frame are both in threaded connection with fastening knobs.

Preferably, the bidirectional movable assembly comprises a semicircular ring, and a through groove matched with the semicircular ring is formed in the door body.

Preferably, both ends of the semicircular ring are fixedly connected with the inner wall of the door frame, and movable rings are slidably connected to the surface of the semicircular ring and located on the front surface and the back surface of the door body.

Preferably, a buffer spring is fixedly connected between one side of the surface of the movable ring and the inner wall of the door frame, the buffer spring is wound on the surface of the semicircular ring, a containing groove is formed in the bottom of the front face of the door body, and the front face and the back face of the containing groove are hinged with the movable door through hinges.

Advantageous effects

The utility model provides a fire door capable of being opened in two directions. Compared with the prior art, the device has the following

The beneficial effects are that:

(1) This but two-way open fire door, through the setting of two-way movable part, can realize the two-way opening of the door body for the two-way of the door body can all carry out personnel's flow, can open the door body from another direction when a certain direction is plugged up, and through the setting of the spacing subassembly of angle, can control the opening angle of the door body and keep the normally open state of this angle according to the demand, accelerate the speed of fleing of many personnel.

(2) The two-way openable fire door can be used for placing escape tools in the door body through the accommodating groove and the movable door, and the practicability of the fire door is greatly improved.

Drawings

FIG. 1 is a perspective view of the structure of the present utility model;

FIG. 2 is a schematic diagram of a bi-directional movable assembly according to the present utility model;

fig. 3 is an enlarged view of a portion of fig. 1a in accordance with the present utility model.

In the figure: 1. a door frame; 2. a connecting shaft; 3. a door body; 4. a bi-directional movable assembly; 41. a semicircular ring; 42. a movable ring; 43. a buffer spring; 5. a placement groove; 6. an angle limiting assembly; 61. a movable sleeve; 62. a connecting rod; 63. a fixing ring; 64. an L-shaped insert rod; 65. a sliding plate; 66. a slot; 67. fastening a knob; 7. a movable door.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides a technical solution: the fire door capable of being opened in two directions comprises a door frame 1 and door bodies 3 which are connected to two sides of the inside of the door frame 1 in a rotating mode through connecting shafts 2, two-way movable assemblies 4 are arranged at the top and the bottom of two sides of the inner wall of the door frame 1, placing grooves 5 are formed in the front face and the back face of the two door bodies 3, and angle limiting assemblies 6 are arranged in the placing grooves 5;

The angle limiting assembly 6 comprises a vertical rod fixedly connected to one side inside the placing groove 5, the surface of the vertical rod is rotationally connected with a movable sleeve 61, one side of the surface of the movable sleeve 61 is fixedly connected with a connecting rod 62, one end of the connecting rod 62 is fixedly connected with a fixed ring 63, and the inside of the fixed ring 63 is slidably connected with an L-shaped inserted rod 64.

Specifically, grooves are formed on both sides of the front and back surfaces of the door frame 1, and the bottoms of the inner walls of the grooves are slidably connected with sliding plates 65.

Specifically, slot 66 with L shape inserted bar 64 looks adaptation has been seted up at the top of sliding plate 65, and the front and the equal threaded connection in back of door frame 1 both sides have fastening knob 67 for through rotating fastening knob 67, the one end of fastening knob 67 compresses tightly sliding plate 65, plays spacing effect.

Specifically, the bidirectional movable assembly 4 comprises a semicircular ring 41, and a through groove matched with the semicircular ring 41 is formed in the door body 3.

Specifically, both ends of the semicircular ring 41 are fixedly connected with the inner wall of the door frame 1, and movable rings 42 are slidably connected to the surface of the semicircular ring 41 and the front and back surfaces of the door body 3.

Specifically, a buffer spring 43 is fixedly connected between one side of the surface of the movable ring 42 and the inner wall of the door frame 1, the buffer spring 43 is wound on the surface of the semicircular ring 41, a containing groove is formed in the front bottom of the door body 3, and the front surface and the back surface of the containing groove are hinged with the movable door 7 through hinges.

And all that is not described in detail in this specification is well known to those skilled in the art.

When the door body 3 is pushed and pulled by a person through the handle, in the pushing and pulling process, the door body 3 rotates in the door frame 1 through the connecting shaft 2, meanwhile, the door body 3 slides along the surface of the semicircular ring 41, and due to the arrangement of the two movable rings 42 and the buffer springs 43 on the surface of the semicircular ring 41, the door body 3 can automatically rotate through the acting force of the buffer springs 43 after pushing and pulling, so that the two door bodies 3 are kept in a closed state as shown in fig. 1;

In the use, when needing to open door body 3 to certain angle and keep normally open of this angle, drive solid fixed ring 63 through connecting rod 62 and come out from standing groove 5 internal rotation, the movable sleeve 61 of connecting rod 62 one end rotates along the montant surface this moment, according to the opening angle of needs, the roll-off position of control sliding plate 65, then upwards move L shape inserted bar 64 along solid fixed ring 63 inside, through the front and back rotation position of adjustment connecting rod 62, thereby conveniently insert L shape inserted bar 64 inside slot 66, finally rotate fastening knob 67 and can carry out spacingly to sliding plate 65, thereby realize the fixed behind door body 3 control opening angle.

It is noted that relational terms such as first and second, and the like are 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. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus 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 apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a fire door that can two-way open, includes door frame (1) and rotates door body (3) of being connected in inside both sides of door frame (1) through connecting axle (2), its characterized in that: the top and the bottom of two sides of the inner wall of the door frame (1) are respectively provided with a two-way movable assembly (4), the front and the back of the two door bodies (3) are respectively provided with a placing groove (5), and the inside of each placing groove (5) is provided with an angle limiting assembly (6);

The angle limiting assembly (6) comprises a vertical rod fixedly connected to one side of the inside of the placing groove (5), the surface of the vertical rod is rotationally connected with a movable sleeve (61), one side of the surface of the movable sleeve (61) is fixedly connected with a connecting rod (62), one end of the connecting rod (62) is fixedly connected with a fixed ring (63), and the inside of the fixed ring (63) is slidably connected with an L-shaped inserting rod (64).

2. A bidirectionally openable fire door as claimed in claim 1, wherein: grooves are formed in two sides of the front face and the back face of the door frame (1), and the bottoms of the inner walls of the grooves are connected with sliding plates (65) in a sliding mode.

3. A bidirectionally openable fire door as claimed in claim 2, wherein: the top of the sliding plate (65) is provided with a slot (66) matched with the L-shaped inserted link (64), and the front and the back of two sides of the door frame (1) are both in threaded connection with a fastening knob (67).

4. A bidirectionally openable fire door as claimed in claim 1, wherein: the bidirectional movable assembly (4) comprises a semicircular ring (41), and a through groove matched with the semicircular ring (41) is formed in the door body (3).

5. The bi-directionally openable fire door of claim 4 wherein: both ends of semicircle ring (41) are all fixed connection with the inner wall of door frame (1), the surface of semicircle ring (41) just is located the front and the back of door body (3) and all sliding connection has expansion ring (42).

6. The bi-directionally openable fire door of claim 5 wherein: a buffer spring (43) is fixedly connected between one side of the surface of the movable ring (42) and the inner wall of the door frame (1), the buffer spring (43) is wound on the surface of the semicircular ring (41), a containing groove is formed in the front bottom of the door body (3), and the front surface and the back surface of the containing groove are hinged with the movable door (7) through hinges.