CN214697404U

CN214697404U - Quick-falling buffer device for fireproof rolling shutter door

Info

Publication number: CN214697404U
Application number: CN202121004371.9U
Authority: CN
Inventors: 杨东
Original assignee: Sichuan Wenqing Fire Engineering Co ltd
Current assignee: Sichuan Wenqing Fire Engineering Co ltd
Priority date: 2021-05-11
Filing date: 2021-05-11
Publication date: 2021-11-12
Anticipated expiration: 2031-05-11

Abstract

The utility model discloses a rapid falling buffer device of a fireproof rolling door, which comprises two groups of buffer components which are arranged oppositely and an anti-collision component which is arranged between the two buffer components; the buffer assembly comprises a buffer shell which is enclosed by a buffer vertical plate, a buffer side plate, a buffer bottom plate and a buffer bent plate and is relatively closed, a buffer structure is arranged in the buffer shell, and the buffer structure comprises a buffer spring or a hydraulic column, a balloon and a buffer film; the inner side of the bottom of the buffer bent plate is fixedly connected with a reset rod; the utility model discloses a thereby the relative airtight cavity that the buffer film formed can provide the negative pressure for the sacculus when recovering and aerify for the sacculus, give vent to anger speed and anticollision roof, crashproof bottom plate and anticollision spring's installation through discharge valve and admission valve restriction and provide the bigger buffering dynamics of rolling slats door to the buffering anticollision is accomplished to the cooperation sacculus.

Description

Quick-falling buffer device for fireproof rolling shutter door

Technical Field

The utility model relates to a fire prevention rolling slats door technical field, more specifically relate to a buffer falls fast of fire prevention rolling slats door.

Background

The fire-proof rolling door not only has the function of a common door, but also has the special functions of fire prevention, smoke isolation, fire spread inhibition and personnel evacuation protection, is a fire-proof and heat-insulation facility suitable for a larger opening of a building, prevents the fire from spreading by applying rapid falling in design and installation, guarantees the safety of lives and properties, and is an indispensable fire-proof facility in modern buildings.

When a fire happens, the fire-proof rolling shutter door needs to fall down quickly so as to block the spread of the fire in time.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a buffer falls fast of fire prevention rolling slats door can slow down impact force and the impact force that brings when falling fast of fire prevention rolling slats door after the installation through this device to ground or to fire prevention rolling slats door's destruction degree.

The above technical purpose of the present invention can be achieved by the following technical solutions: a rapid falling buffer device of a fire-proof rolling door comprises two groups of buffer components which are oppositely arranged and an anti-collision component which is arranged between the two groups of buffer components;

the buffer assembly comprises a buffer shell which is enclosed by a buffer vertical plate, a buffer side plate, a buffer bottom plate and a buffer bent plate and is relatively closed, a buffer structure is arranged in the buffer shell, and the buffer structure comprises a buffer spring or a hydraulic column, a balloon and a buffer film;

buffering riser and buffer floor body coupling form L shape frame, buffering riser both sides are the fixed buffering curb plate that is equipped with respectively, buffering riser swing joint has the buffering bent plate, anticollision subassembly is located between two buffering bent plates, the inboard fixedly connected with release link in buffering bent plate bottom.

Furthermore, a buffer film is arranged between the buffer vertical plate and the buffer bent plate.

Furthermore, both ends of the buffer spring are respectively and fixedly connected with the buffer bent plate and the buffer vertical plate.

Further, the top end of the buffer bent plate is hinged with the top end of the buffer vertical plate.

Furthermore, a plurality of air holes and mounting holes are formed in the buffer vertical plate.

Further, the anticollision subassembly includes crashproof roof, crashproof bottom plate and fixed connection in the crashproof bottom of roof and the crashproof spring on the top of crashproof bottom plate.

Furthermore, the anti-collision assembly also comprises a connecting column arranged on the bottom surface of the anti-collision top plate and/or the top surface of the anti-collision bottom plate.

Further, the anti-collision bottom plate is connected with the buffer bottom plate in an integrated forming mode.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. through the installation of the rapid falling buffer device of the fireproof rolling door, the rolling door can protect the ground and the rolling door per se while ensuring rapid falling, so that damage caused by overlarge impact force is prevented.

2. Through the setting of the ring that resets can be in this fire prevention rolling slats door buffer that falls fast when falling down and assaulting and lead to unable self-rightting because of rolling slats door, can use the ring that resets to secondary uses.

3. The anti-collision spring of the rapid falling buffer device of the fireproof rolling door can be prevented from being damaged due to overlarge stress and excessive deformation through the arrangement of the connecting column.

Drawings

FIG. 1 is a perspective view of the quick-falling buffering device of the fire-proof rolling shutter door;

fig. 2 is a schematic view of the internal structure of the rapid falling buffer device of the fire-proof rolling door.

In the figure: 1. a buffer assembly; 11. buffering the bent plate; 12. a buffer cavity; 13. an exhaust valve; 14. an intake valve; 15. a balloon; 16. a buffer spring; 17. a reset lever; 171. a reset ring; 18. a buffer vertical plate; 19. a buffer base plate; 110. a buffering side plate; 111. a hinge; 112. a buffer film; 2. an anti-collision assembly; 21. an anti-collision top plate; 22. an anti-collision spring; 23. an anti-collision bottom plate; 24. connecting columns; 3. air holes; 4. and (7) installing holes.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, some embodiments of the present invention are described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict. The examples given are only for explaining the invention and are not intended to limit the scope of the invention.

Examples

A rapid falling buffer device of a fire-proof rolling door is shown in figures 1-2 and comprises two groups of buffer components 1 which are oppositely arranged and an anti-collision component 2 which is arranged between the two groups of buffer components 1;

buffer assembly 1 includes and encloses into relative confined buffering casing by buffering riser 18, buffering bottom plate 19, buffering curb plate 110 and buffering bent plate 11, the inside buffer structure that is provided with of buffering casing.

Buffering riser 18 and the 19 integrated connection of buffering bottom plate form L shape frame, and the both sides difference fixedly connected with buffering curb plate 110 of buffering riser 18, and the top of buffering riser 18 has a cross-section to be curved buffering bent plate 11 through hinge 111 swing joint, and the outstanding cambered surface of the buffering bent plate of two sets of buffering subassemblies 1 sets up relatively, anticollision subassembly 2 sets up between the outstanding cambered surface of two buffering bent plates 11.

The buffer vertical plate 18 is provided with a plurality of air holes 3 and mounting holes 4, the air holes 3 are used for mounting an exhaust valve 13 and an intake valve 14, and the exhaust speed of air in the saccule 15 can be respectively adjusted through the intake valve 14 and the exhaust valve 13, so that the buffer effect is achieved.

The exhaust valve 13 and the intake valve 14 may be an integrated valve.

A buffer film 112 is transversely arranged on the opposite inner walls of the buffer vertical plate 18 and the buffer bent plate 11, the buffer film 112 divides the interior of the buffer shell into an upper buffer cavity body 12 and a lower buffer cavity body 12, wherein two saccules 15 are sequentially arranged on the inner wall of the buffer vertical plate 18 in the upper buffer cavity body 12 from top to bottom, and the saccules 15 are fixedly connected with an air inlet valve 14 and an air outlet valve 13;

a buffer spring 16 is arranged in the buffer cavity 12 below the buffer film 112, and two ends of the buffer spring 16 are respectively fixedly connected with the buffer vertical plate 18 and the inner wall of the buffer bent plate 11.

The lower end of the buffer spring 16 is provided with a reset rod 17, one section of the reset rod 17 is fixedly connected to the inner side of the buffer bent plate 11, and the other end of the reset rod 17 penetrates through the mounting and rotating hole and is fixedly connected with a reset ring 171.

In another alternative, the damping spring 16 may be replaced by a hydraulic cylinder.

The anti-collision assembly 2 comprises an anti-collision top plate 21, an anti-collision bottom plate 23, an anti-collision spring 22 arranged between the anti-collision top plate 21 and the anti-collision bottom plate 23, and connecting columns 24 respectively arranged on the bottom surface of the anti-collision top plate 21 and the top surface of the anti-collision bottom plate 23, and the two connecting columns 24 are positioned on the same vertical line;

the both ends of anticollision spring 22 respectively with anticollision roof 21 and crashproof bottom plate 23 fixed connection, spliced pole 24 is installed in the spring center and not with the spring contact, spliced pole 24 is used for preventing that anticollision spring 22 excessively deforms and leads to damaging.

In another alternative embodiment, only one connecting column 24 can be provided, said connecting column 24 being located on the bottom side of the crash ceiling 21 or on the top side of the crash floor 23.

The anti-collision bottom plate 23 and the buffer bottom plate 19 are designed in an integrated mode, and can also be designed in a split mode.

During the use, install two buffering subassemblies 1 in rolling slats door spout both sides, install anticollision subassembly 2 between two buffering subassemblies 1, when the fire prevention rolling slats door falls fast, at first contact buffering bent plate 11, make buffering bent plate 11 take place to deform, oppress inside buffering cavity 12, sacculus 15, the air pressure risees in sacculus 15 and slowly exhausts through discharge valve 13, form the cushion effect, reach anticollision effect when fire prevention rolling slats door contact anticollision roof 21 at last, if too big can't reset by oneself of deformation, buffer bent plate 11 resets through release link 17.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides a buffer that falls fast of fire prevention rolling slats door which characterized in that: comprises two groups of buffer components (1) which are arranged oppositely and an anti-collision component (2) which is arranged between the two groups of buffer components (1);

the buffer assembly (1) comprises a buffer shell which is enclosed by a buffer vertical plate (18), a buffer side plate (110), a buffer bottom plate (19) and a buffer bent plate (11) and is relatively closed, a buffer structure is arranged in the buffer shell, and the buffer structure comprises a buffer spring (16) or a hydraulic column, a balloon (15) and a buffer film (112);

buffering riser (18) and buffer floor (19) an organic whole are connected and are formed L shape frame, buffering riser (18) both sides are fixed respectively and are equipped with buffering curb plate (110), buffering riser (18) swing joint has buffering bent plate (11), anticollision subassembly (2) are located between two buffering bent plates (11), buffering bent plate (11) bottom inboard fixedly connected with release link (17).

2. A fire protection rolling door rapid fall buffering device according to claim 1, characterized in that: and a buffer film (112) is arranged between the buffer vertical plate (18) and the buffer bent plate (11).

3. A fire protection rolling door rapid fall buffering device according to claim 1, characterized in that: and two ends of the buffer spring (16) are respectively and fixedly connected with the buffer bent plate (11) and the buffer vertical plate (18).

4. A fire protection rolling door rapid fall buffering device according to claim 1, characterized in that: the top end of the buffer bent plate (11) is hinged with the top end of the buffer vertical plate (18).

5. A fire protection rolling door rapid fall buffering device according to claim 1, characterized in that: a plurality of air holes (3) and mounting holes (4) are formed in the buffer vertical plate (18).

6. A fire protection rolling door rapid fall buffering device according to claim 1, characterized in that: the anticollision subassembly includes crashproof roof (21), crashproof bottom plate (23) and fixed connection in crashproof bottom of roof (21) and crashproof spring (22) on the top of crashproof bottom plate (23).

7. A fire protection rolling door rapid fall buffering device according to claim 6, characterized in that: the anti-collision assembly further comprises a connecting column (24) arranged on the bottom surface of the anti-collision top plate (21) and/or the top surface of the anti-collision bottom plate (23).

8. A fire protection rolling door rapid fall buffering device according to claim 6, characterized in that: the anti-collision bottom plate (23) is integrally connected with the buffer bottom plate (19).