CN211776662U

CN211776662U - Escape door blocking device of evacuation door in building

Info

Publication number: CN211776662U
Application number: CN201921417432.7U
Authority: CN
Inventors: 库尔班江·吐尔逊
Original assignee: Ku ErbanjiangTuerxun
Current assignee: Shanghai Gongning Electromechanical Engineering Equipment Co ltd
Priority date: 2019-08-28
Filing date: 2019-08-28
Publication date: 2020-10-27
Anticipated expiration: 2029-08-28

Abstract

The utility model provides an escape door blocking device of interior escape door of building belongs to security protection technical field, including sparse door, hinder a fixed knot to construct and external structure, hinder a fixed knot to construct and install in the rear surface of sparse door, external structure symmetry is fixed in the both sides of sparse door, hinders door support fixed mounting in the rear of sparse door upper end, the hinge sets up in the center department who hinders the door support, the spout sets up in the middle part of hindering the door support inboard, and sliding seat fixed mounting is inboard in the both ends and the sliding connection spout of tensile air spring, and the maintenance groove is fixed to be set up in the cell body tail end below of spout. Through setting up retention groove and annular hook handle among the device, the retention groove makes tensile air spring be fixed in the cell body of restriction with the door, and the annular hook handle catches on fixedly to the doorknob, and the angle opening that is difficult for taking place the door body changes, is applicable to the production and the use of the door gear are hindered in fleing of interior sparse door of building.

Description

Escape door blocking device of evacuation door in building

Technical Field

The utility model relates to a security protection technical field specifically is a door gear is hindered in fleing.

Background

Along with the progress of society and the continuous improvement of living standard of people, people's culture and sports activities are also more and more, the fire safety problem in these culture and sports place that comes with it becomes the main problem, the performance projection places such as current movie theatre, gymnasium are equipped with the fire safety escape door and generally adopt the mode of one-way opening, in case of the conflagration or have other emergency, a large amount of personnel crowd to the escape door, the escape door that both sides can't be fixed is crowded to the evacuation export by the rear stream easily and is diminished, can cause personnel's evacuation speed to slow down like this, not only make personnel can't escape the scene, also can cause personnel to be crowded simultaneously, consequently need upgrade and reform transform on the basis of current escape door, in order to overcome current problem and not enough, provide an escape door device in the evacuation door in the building.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an aim at solving in case the conflagration breaks out or when having other emergency, a large amount of personnel have to crowd the evacuation door and crowd evacuation export to diminishing easily, cause personnel's evacuation speed to slow down, also can cause personnel to be by extruded technical problem simultaneously, provide an escape door blocking device of evacuation door in building, through setting up retention groove and annular hook handle in the device, the retention groove makes tensile air spring be fixed in the cell body of restriction with the door among, the annular hook handle catches on fixedly to the door handle, the difficult angle opening that takes place the door body changes.

In order to achieve the above object, the utility model provides a following technical scheme: an escape door blocking device of an evacuation door in a building comprises the evacuation door, a door blocking fixing structure and an external structure, wherein the door blocking fixing structure is arranged on the rear surface of the evacuation door, and the external structure is symmetrically fixed on two sides of the evacuation door;

the door stopping fixing structure comprises a door stopping support, a hinge, a sliding groove, a stretching air spring, a sliding seat and a retention groove, the door stopping support is fixedly arranged at the middle upper end of the rear part of the evacuation door, the hinge is arranged at the center of the door stopping support, the sliding groove is arranged on the inner side of the middle part of the door stopping support, the sliding seat is fixedly arranged at two ends of the stretching air spring and is connected with the inner side of the sliding groove in a sliding manner, and the retention groove is fixedly arranged below the tail end of a groove;

the external connection structure comprises a fixed external part, an annular hook handle, a spring and a limiting seat, wherein the fixed external part is fixedly arranged on the wall surface, the annular hook handle is embedded into the fixed external part in a sliding manner, the spring is connected to the inner wall of the fixed external part in a welding manner, and the limiting seat is connected to the tail end of the annular hook handle in a welding manner;

the evacuation door is installed on the wall surface, and the pull handles are fixedly installed on two sides of the middle closed position of the evacuation door.

As a further aspect of the present invention: the door blocking supports are hinged and symmetrically arranged through hinges and are fixedly arranged above the rear end of the evacuation door respectively.

As a further aspect of the present invention: the hinge of the door blocking bracket is arranged at the same longitudinal level as the hinge of the evacuation door.

As a further aspect of the present invention: one end of the spring is welded in the fixed outer part, and the other end of the spring is welded with the limiting seat.

As a further aspect of the present invention: the annular hook handle and the pull handle are connected in a matched hooking and embedding manner.

As a further aspect of the present invention: the retaining groove is folded downwards at the tail part of the sliding groove, and the height of the retaining groove is 3-5 cm.

The utility model has the advantages that:

1. the utility model is provided with the retaining groove, and the retaining groove is arranged downwards at the folded angle at the tail part of the sliding groove, so that the stretching gas spring can be embedded into the tail part of the sliding groove after sliding to the tail part of the sliding groove, thereby playing a good fixed clamping effect and avoiding that the evacuation outlet of the evacuation door is extruded to be reduced due to the large crowding impact force of a large number of people;

2. the escape door blocking device of the evacuation door in the building has the advantages that the door blocking bracket is hinged and symmetrically arranged by the hinge, and is longitudinally and horizontally fixedly arranged at the hinges at the rear ends of the evacuation doors at two sides respectively, so that the door blocking bracket and the evacuation door can rotate at the same opening and closing angle;

3. this kind of escape door device that hinders of evacuation door in building is provided with fixed outsiders, and the spring of fixed outsiders inside carries out the hook spacing with the pull handle through its self resilience force and fixes for can play supplementary fixed door effect of hindering to the evacuation door.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the structure of the cultivation trough of the present invention.

Fig. 3 is a schematic view of the structure of the cultivation trough of the present invention.

In FIGS. 1-3: 1-evacuation door, 2-door blocking bracket, 3-hinge, 4-wall surface, 5-fixed external piece, 6-pull handle, 7-sliding groove, 8-stretching gas spring, 9-sliding seat, 10-annular hook handle, 11-spring, 12-limiting seat and 13-retaining groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention.

Referring to fig. 1 to 3, in an embodiment of the present invention, an escape door stopping device for an evacuation door in a building includes an evacuation door 1, a door stopping fixing structure and an external structure, wherein the door stopping fixing structure is installed on a rear surface of the evacuation door 1, and the external structure is symmetrically fixed on two sides of the evacuation door 1;

the door stopping fixing structure comprises a door stopping support 2, a hinge 3, a sliding chute 7, a stretching gas spring 8, a sliding seat 9 and a retention groove 13, wherein the door stopping support 2 is fixedly arranged at the middle upper end of the rear part of the evacuation door 1, the door stopping support 2 is hinged and symmetrically arranged by the hinge 3 and is longitudinally and horizontally fixedly arranged at hinges at the rear ends of the evacuation door 1 at two sides respectively, so that the door stopping support 2 and the evacuation door 1 can rotate at a consistent opening and closing angle, the hinge 3 is arranged at the center of the door stopping support 2, the sliding chute 7 is arranged at the inner side of the middle part of the door stopping support 2, the sliding seat 9 is fixedly arranged at two ends of the stretching gas spring 8 and is slidably connected with the inner side of the sliding chute 7, the retention groove 13 is fixedly arranged below the tail end of the chute body of the sliding chute 7, and the retention groove 13 is downward at the tail part folding angle of the sliding chute 7, so that the stretching gas spring, the evacuation door can avoid that the evacuation outlet of the evacuation door 1 is extruded to be smaller due to the fact that a large number of people are crowded and impact strength is high;

the external connection structure comprises a fixed external part 5, an annular hook handle 10, a spring 11 and a limiting seat 12, wherein the fixed external part 5 is fixedly installed on the wall surface 4, the spring 11 in the fixed external part 5 hooks the pull handle 6 for limiting and fixing through self resilience force so as to play an auxiliary fixed door blocking effect on the evacuation door 1, the annular hook handle 10 is embedded in the fixed external part 5 in a sliding manner, the spring 11 is connected to the inner wall in the fixed external part 5 in a welding manner, and the limiting seat 12 is connected to the tail end of the annular hook handle 10 in a welding manner;

the evacuation door 1 is installed on the wall surface 4, and the pull handle 6 is fixedly installed on two sides of the middle closed position of the evacuation door 1.

The door blocking supports 2 are hinged and symmetrically arranged through hinges 3 and are respectively and fixedly installed above the rear end of the evacuation door 1, so that the door blocking supports 2 can freely rotate in a closed mode through the hinges 3.

The hinge 3 of the door blocking support 2 is installed at the same vertical level as the hinge of the evacuation door 1, so that the door blocking support 2 and the evacuation door 1 rotate together to open and close the door body at the same angle.

One end of the spring 11 is welded to the inside of the fixed outer part 5, and the other end of the spring is welded to the limiting seat 12, so that the fixed outer part 5 can play a good role in assisting in limiting the fixing of the door body.

Wherein, the annular hook handle 10 and the pull handle 6 are arranged in a matched hooking and embedding way.

The retaining groove 13 is downward at the tail folded angle of the sliding groove 7, and the height of the retaining groove 13 is 3-5cm, so that a good fixing effect can be achieved, and the phenomenon that the fixing structure is shaken out of the retaining groove 13 due to vibration in the evacuation process caused by too low height is avoided.

The working principle is as follows:

when the escape door blocking device of the evacuation door in the building is used, firstly, the evacuation door 1 is pulled open and then is rotated to be tightly attached to the wall surfaces 4 at two sides, so that the door blocking bracket 2 at the rear end is folded together through the hinge 3, the evacuation exit range of the evacuation door 1 is opened to the maximum, then the stretching air spring 8 is connected to the chute 7 in the door blocking bracket 2 in a sliding way through the sliding seat 9 by external force to stretch outwards, so that the stretching air spring 8 at the inner side of the door seam of the evacuation door 1 slides into the retention groove 13 at the outer side of the chute 7, the evacuation door 1 is limited by the stretching air spring 8, the evacuation exit is prevented from being extruded by the impact of a large number of people flows to be reduced, then the annular hook handles 10 at two sides are pulled outwards in the fixed outer piece 5, so that the limiting seat 12 at the bottom slides to the inner side of the opening of the fixed outer piece 5 to limit the annular hook handle 10, the annular hook handle 10 is hooked to the handle body of, and then the spring 11 welded in the fixed outer piece 5 pulls back the annular hook handle 10, thereby achieving double threshold-stopping effect.

Claims

1. An escape door blocking device of an evacuation door in a building comprises an evacuation door (1), a door blocking fixing structure and an external structure, wherein the door blocking fixing structure is installed on the rear surface of the evacuation door (1), and the external structure is symmetrically fixed on two sides of the evacuation door (1);

the method is characterized in that: the door stopping fixing structure comprises a door stopping support (2), a hinge (3), a sliding chute (7), a stretching air spring (8), a sliding seat (9) and a retention groove (13), the door stopping support (2) is fixedly arranged at the middle upper end of the rear of the evacuation door (1), the hinge (3) is arranged at the center of the door stopping support (2), the sliding chute (7) is arranged on the inner side of the middle of the door stopping support (2), the sliding seat (9) is fixedly arranged at two ends of the stretching air spring (8) and is in sliding connection with the inner side of the sliding chute (7), and the retention groove (13) is fixedly arranged below the tail end of a groove body of the sliding chute (7);

the external connection structure comprises a fixed external part (5), an annular hook handle (10), a spring (11) and a limiting seat (12), wherein the fixed external part (5) is fixedly installed on a wall surface (4), the annular hook handle (10) is embedded into the fixed external part (5) in a sliding manner, the spring (11) is welded and connected to the inner wall of the fixed external part (5), and the limiting seat (12) is welded and connected to the tail end of the annular hook handle (10);

the evacuation door (1) is installed on the wall surface (4), and the pull handles (6) are fixedly installed on two sides of the middle closing position of the evacuation door (1).

2. The escape door stopping device for an evacuation door in a building according to claim 1, wherein: the door blocking support (2) is hinged and symmetrically arranged through a hinge (3) and is fixedly installed above the rear end of the evacuation door (1) respectively.

3. The escape door stopping device for an evacuation door in a building according to claim 1, wherein: the hinge (3) of the door blocking bracket (2) is arranged at the same longitudinal level as the hinge of the evacuation door (1).

4. The escape door stopping device for an evacuation door in a building according to claim 1, wherein: one end of the spring (11) is welded in the fixed outer piece (5), and the other end of the spring is welded with the limiting seat (12).

5. The escape door stopping device for an evacuation door in a building according to claim 1, wherein: the annular hook handle (10) and the pull handle (6) are arranged in a matched hooking embedded connection mode.

6. The escape door stopping device for an evacuation door in a building according to claim 1, wherein: the angle of the tail part of the sliding groove (7) of the retention groove (13) is downward, and the height of the retention groove (13) is 3-5 cm.