CN220667404U

CN220667404U - Fire door anticollision buffer device

Info

Publication number: CN220667404U
Application number: CN202322150513.8U
Authority: CN
Inventors: 陈新云
Original assignee: JIANGSU XINGSHUN FIRE FIGHTING DOOR INDUSTRY CO LTD
Current assignee: JIANGSU XINGSHUN FIRE FIGHTING DOOR INDUSTRY CO LTD
Priority date: 2023-08-10
Filing date: 2023-08-10
Publication date: 2024-03-26
Anticipated expiration: 2033-08-10

Abstract

The utility model discloses a fire door anti-collision buffer device which comprises a wall body, wherein two fire door bodies are hinged to the front surface of the wall body, two box bodies are fixedly connected to the front surface of the wall body, the two box bodies are all in C-shaped arrangement, mounting boxes are fixedly connected to the front surfaces of the two fire door bodies, sliding rods which are in sliding connection with the two mounting boxes are inserted into the tops of the two mounting boxes, springs are fixedly connected to the bottom ends of the two sliding rods, the other ends of the two springs are respectively fixedly connected with the two mounting boxes, and C-shaped blocks are fixedly connected to the inner walls of the two box bodies. The buffer device used in the utility model can effectively reduce the impact force received by the fire door body when the fire door body is closed, has simple structure and low manufacturing cost, and can also control the closing angle of the fire door body.

Description

Fire door anticollision buffer device

Technical Field

The utility model relates to the technical field of fire doors, in particular to an anti-collision buffer device for a fire door.

Background

The fire door can be called a fireproof door, has the characteristics of smooth and flat appearance, firmness, durability, safety, reliability and the like, and is generally installed in a fire channel of a building at present.

However, the existing fire door does not have a buffering effect, when the fire door is opened in an emergency or closed with a large force, the door body is easy to strike the door frame, the door closer is easy to clamp the shell, and the fire door body and the door closer are easy to damage for a long time.

Some high-grade fire doors in the existing market have a certain buffering effect, but the fire doors have relatively high manufacturing cost and poor anti-collision effect and have certain limitations.

Disclosure of Invention

Aiming at the problems existing in the prior art, the utility model aims to provide a fire door anti-collision buffer device.

In order to solve the above background technical problems, the present utility model adopts the following technical scheme.

The utility model provides a fire door anticollision buffer, includes the wall body, the front of wall body articulates there are two fire door bodies, the front fixedly connected with two boxes of wall body, two the shape of box all is the C shape setting, two the front of fire door body is all fixedly connected with mounting box, two the top of mounting box all alternates have rather than sliding connection's slide bar, two the equal fixedly connected with spring in bottom of slide bar, two the other end of spring respectively with two mounting box fixed connection, two the equal fixedly connected with C shape piece of inner wall of box, two the positive all tilt up setting of C shape piece bottom, two the top of slide bar contacts with two C shape pieces respectively.

As a further description of the above technical solution:

the top of the sliding rod is rotationally connected with a roller, and the top of the roller is contacted with the C-shaped block.

As a further description of the above technical solution:

the bottom of the installation box is inserted with a screw rod in threaded connection with the installation box, and the top end of the screw rod is fixedly connected with a limiting block.

As a further description of the above technical solution:

the top fixedly connected with blotter of stopper, the blotter sets up for the rubber layer.

As a further description of the above technical solution:

the fire door comprises a fire door body, and is characterized in that a square box is fixedly connected to the front side of the fire door body, a lifting plate is slidably connected to the inner wall of the square box, two vertical rods are fixedly connected to the bottom of the lifting plate, sealing strips are fixedly connected between the bottom ends of the vertical rods, a fixing column is fixedly connected to the front side of the wall body, an arc-shaped groove is formed in the front side of the fixing column, and one side, close to the fixing column, of the lifting plate penetrates through the square box and contacts with the inner wall of the arc-shaped groove.

Compared with the prior art, the utility model has the advantages that:

the buffer device used in the scheme can effectively reduce the impact force received when the fire door body is closed, has a simple structure and low manufacturing cost, and can also control the closing angle of the fire door body.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a diagram showing the positional relationship between a C-shaped block and a case in the present utility model;

FIG. 3 is a cross-sectional view of the present utility model;

fig. 4 is an enlarged view of the portion a of fig. 3 in accordance with the present utility model.

The reference numerals in the figures illustrate:

1. a wall body; 2. a fire door body; 3. a case; 4. a mounting box; 5. a slide bar; 6. a spring; 7. a C-shaped block; 8. a roller; 9. a screw rod; 10. a limiting block; 11. a cushion pad; 12. a square box; 13. a lifting plate; 14. a vertical rod; 15. a sealing strip; 16. fixing the column; 17. an arc-shaped groove.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model;

referring to fig. 1 to 4, in the present utility model: the utility model provides a fire door anticollision buffer, including wall body 1, the front of wall body 1 articulates there are two fire door bodies 2, the front fixedly connected with two box 3 of wall body 1, the shape of two box 3 all is the C shape setting, the front of two fire door bodies 2 all fixedly connected with installation box 4, the top of two installation boxes 4 all alternates have rather than sliding connection's slide bar 5, the equal fixedly connected with spring 6 of bottom of two slide bars 5, the other end of two spring 6 respectively with two installation box 4 fixed connection, the equal fixedly connected with C shape piece 7 of inner wall of two box 3, the positive all upward sloping setting of two C shape piece 7 bottoms, the top of two slide bars 5 contacts with two C shape piece 7 respectively.

According to the utility model, in the process of opening the fire door body 2, the mounting box 4 on the front surface of the fire door body 2 can drive the top end of the sliding rod 5 to slide along the bottom of the C-shaped block 7, the front surface of the bottom of the C-shaped block 7 is obliquely arranged, so that the sliding rod 5 can gradually release the elastic force of the spring 6 in the sliding process, after a pedestrian passes through the fire door body 2, the door closer on the fire door body 2 can quickly drive the fire door body 2 to close, in the closing process of the fire door body 2, the mounting box 4 can drive the sliding rod 5 to reversely slide along the bottom of the C-shaped block 7, the sliding rod 5 can be extruded by the C-shaped block 7 to downwards deviate along with the sliding of the sliding rod 5, the sliding rod 5 can then compress the spring 6 until the fire door body 2 is thoroughly closed, the pressure of the sliding rod 5 to the spring 6 reaches the maximum value at the moment, the elastic force of the spring 6 can effectively reduce the impact force when the fire door body 2 is closed, the damping effect is achieved when the fire door body 2 is closed, and the anti-collision buffer effect is achieved on the fire door body 2.

Please refer to fig. 2, wherein: the top of the slide bar 5 is rotatably connected with a roller 8, and the top of the roller 8 is contacted with the C-shaped block 7.

According to the utility model, the friction force between the slide bar 5 and the C-shaped block 7 can be reduced through the arrangement of the roller 8, so that the running smoothness of the device is improved, and the service life of the device is prolonged while the abrasion is reduced.

Please refer to fig. 1-3, wherein: the bottom of the mounting box 4 is inserted with a screw rod 9 in threaded connection with the mounting box, and the top end of the screw rod 9 is fixedly connected with a limiting block 10.

According to the utility model, the limiting block 10 can be installed through the arrangement of the screw rod 9, a user can drive the limiting block 10 to move up and down through rotating the screw rod 9, the limiting block 10 can play a role in limiting the sliding rod 5 after ascending, the fixing of the opening angle of the fire door body 2 can be realized through controlling the position of the sliding rod 5, the top end of the sliding rod 5 is clamped below the C-shaped block 7 after the position of the sliding rod 5 is fixed, at the moment, the fire door body 2 is required to be closed, the sliding rod 5 is required to descend, and the position of the sliding rod 5 is fixed, so that the opening angle of the fire door body 2 can be controlled, and the practicability of the device is improved.

Please refer to fig. 3, wherein: the top of stopper 10 fixedly connected with blotter 11, blotter 11 are the rubber layer setting.

According to the utility model, the impact force between the slide rod 5 and the limiting block 10 can be reduced through the buffer 11 fixedly connected with the top of the limiting block 10, so that the service life of the device is prolonged.

Please refer to fig. 4, wherein: the fire door body 2's front fixedly connected with square box 12, the inner wall sliding connection of square box 12 has lifter plate 13, the bottom fixedly connected with of lifter plate 13 two montants 14, fixedly connected with sealing strip 15 between the bottom of two montants 14, the front fixedly connected with fixed column 16 of wall body 1, arc wall 17 has been seted up in the front of fixed column 16, lifter plate 13 is close to one side of fixed column 16 and runs through square box 12 and contact with the inner wall of arc wall 17.

According to the utility model, one side of the lifting plate 13 slides along the arc-shaped groove 17 on the fixed column 16 in the closing process of the fire door body 2, and along with the closing of the fire door body 2, the lifting plate 13 descends along the inner wall of the square box 12 until the fire door body 2 is about to be completely closed to cause impact, and the sealing strip 15 contacts with the ground, so that the friction force between the sealing strip 15 and the ground can effectively reduce the closing speed of the fire door body 2, play a damping effect on the fire door body 2, and realize the purpose of anti-collision buffering on the fire door body 2.

The above is only a preferred embodiment of the present utility model; the scope of the utility model is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present utility model, and the technical solution and the improvement thereof are all covered by the protection scope of the present utility model.

Claims

1. The utility model provides a fire door anticollision buffer, includes wall body (1), its characterized in that: the fire door is characterized in that two fire door bodies (2) are hinged to the front face of the wall body (1), two boxes (3) are fixedly connected to the front face of the wall body (1), the two boxes (3) are arranged in a C-shaped mode, the two fire door bodies (2) are fixedly connected with mounting boxes (4) in the front face, sliding rods (5) which are connected with the mounting boxes (4) in a sliding mode are inserted into the tops of the mounting boxes (4), springs (6) are fixedly connected to the bottoms of the sliding rods (5), the other ends of the springs (6) are fixedly connected with the two mounting boxes (4) respectively, C-shaped blocks (7) are fixedly connected to the inner walls of the boxes (3), the two faces of the bottoms of the C-shaped blocks (7) are obliquely arranged upwards, and the tops of the sliding rods (5) are contacted with the two C-shaped blocks (7) respectively.

2. The fire door crash cushion apparatus of claim 1 wherein: the top end of the sliding rod (5) is rotationally connected with a roller (8), and the top of the roller (8) is contacted with the C-shaped block (7).

3. The fire door crash cushion apparatus of claim 1 wherein: the bottom of the installation box (4) is inserted with a screw rod (9) in threaded connection with the installation box, and a limiting block (10) is fixedly connected to the top end of the screw rod (9).

4. A fire door crash cushion apparatus as defined in claim 3 wherein: the top of stopper (10) fixedly connected with blotter (11), blotter (11) are the rubber layer setting.

5. The fire door crash cushion apparatus of claim 1 wherein: the fire door comprises a fire door body (2), wherein a square box (12) is fixedly connected to the front side of the fire door body (2), a lifting plate (13) is slidably connected to the inner wall of the square box (12), two vertical rods (14) are fixedly connected to the bottom of the lifting plate (13), sealing strips (15) are fixedly connected between the bottom ends of the vertical rods (14), a fixing column (16) is fixedly connected to the front side of the wall body (1), an arc-shaped groove (17) is formed in the front side of the fixing column (16), and one side, close to the fixing column (16), of the lifting plate (13) penetrates through the square box (12) and is in contact with the inner wall of the arc-shaped groove (17).