CN216382610U

CN216382610U - Fire prevention valve module

Info

Publication number: CN216382610U
Application number: CN202122440224.2U
Authority: CN
Inventors: 王孟波; 靳楠
Original assignee: Tianjin Jinzhongji Hvac Services & Purifying Equipment Co ltd
Current assignee: Tianjin Jinzhongji Hvac Services & Purifying Equipment Co ltd
Priority date: 2021-10-11
Filing date: 2021-10-11
Publication date: 2022-04-26
Anticipated expiration: 2031-10-11

Abstract

The utility model discloses a fire-proof valve component which comprises a high-temperature-resistant shell, wherein an actuating mechanism is arranged at the top of the high-temperature-resistant shell, a sealing blade is arranged in the high-temperature-resistant shell, the sealing blade is rotatably installed with the high-temperature-resistant shell through a rotating shaft, one end of the rotating shaft is connected with the actuating mechanism, two opposite ends of the high-temperature-resistant shell are fixedly installed with a smoke exhaust pipeline through a connecting mechanism, the connecting mechanism comprises a first sealing plate and a second sealing plate, the first sealing plate and the second sealing plate are arranged at two opposite ends of the high-temperature-resistant shell, the first sealing plate and the second sealing plate are fixedly installed through assembling bolts, and a sealing mechanism is arranged between the first sealing plate and the second sealing plate. The fire-proof valve component is provided with a series of structures, is convenient to assemble and disassemble, is simple and reasonable in structure, has good connection sealing performance and deflection-preventing sealing performance, improves the overall fire-proof sealing performance of the fire-proof valve component, and is higher in stability, better in performance and higher in practicability.

Description

Fire prevention valve module

Technical Field

The utility model belongs to the technical field of fire valves, and particularly relates to a fire valve assembly.

Background

The fire-proof valve is a normally closed valve, and is opened by a control centre through 24V direct current or manually opened, and is automatically closed at 280 deg.C, and its reset must be manually operated, when the smoke temp. is up to 280 deg.C, people have been basically evacuated, and the smoke discharge has no practical significance, and when the smoke is in fire, the valve is automatically closed so as to prevent fire from spreading.

When installing between present fire prevention valve and the flue gas discharging pipe, simple and easy built-up connection between fire prevention valve and the flue gas discharging pipe easily appears the gap in the junction and leaks to and under the fire prevention valve closed condition, the inside air current of fire prevention valve strikes on sealing blade, and sealing blade has the possibility of deflecting, and it is relatively poor to lead to airtight stability between sealing blade and the fire prevention valve, and the practicality is not strong.

SUMMERY OF THE UTILITY MODEL

It is an object of the present invention to provide a fire protection valve assembly that solves the problems set forth in the background above.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a fire prevention valve subassembly, includes high temperature resistant shell, the top of high temperature resistant shell is equipped with actuating mechanism, the inside of high temperature resistant shell is equipped with sealing blade, sealing blade rotates the installation through pivot and high temperature resistant shell, the one end and the actuating mechanism of pivot are connected, coupling mechanism and exhaust pipe fixed mounting are all passed through to the both ends that high temperature resistant shell is relative, coupling mechanism is including locating a closing plate at the relative both ends of high temperature resistant shell and setting No. two closing plates in exhaust pipe one end, through assembly bolt fixed mounting between a closing plate and No. two closing plates, just be equipped with sealing mechanism between a closing plate and No. two closing plates.

Preferably, actuating mechanism includes protection box, worm wheel and worm, and the top of high temperature resistant shell is equipped with protection box, and the inside of protection box is rotated and is equipped with worm wheel and worm, and meshes between worm wheel and the worm, and the output fixed mounting of shaft coupling and driving motor is passed through to the one end of worm, and driving motor is equipped with on the protection box, and high temperature resistant shell and worm wheel fixed mounting are run through to the top of pivot.

Preferably, the outer surface of the high-temperature resistant shell inside the protection box is provided with a sealing seat, and the rotating shaft penetrates through the sealing seat in a sealing manner to be connected with the worm wheel.

Preferably, the sealing mechanism comprises an inner insertion pipe, a sealing groove and a sealing ring, the inner insertion pipe is arranged on one side, away from the high-temperature-resistant shell, of the first sealing plate, the inner insertion pipe is arranged inside the smoke exhaust pipeline, the sealing groove is formed in the first sealing plate on the outer side of the inner insertion pipe, the sealing ring is arranged on one side of the second sealing plate, and the sealing ring is arranged in the sealing groove.

Preferably, the outer surface of the inner inserting tube is provided with a patch, and the outer surface of the patch is attached to the inner surfaces of the second sealing plate and the smoke exhaust pipeline.

Preferably, the high-temperature resistant outer shell and the first sealing plate, and the inner insertion tube and the first sealing plate are integrally formed.

Preferably, the inner surface of the high-temperature resistant shell is provided with a wear-resistant coating, the outer side surface of the sealing blade is attached to the inner surface of the high-temperature resistant shell, and the sealing blade is made of a corrosion-resistant steel plate.

Compared with the prior art, the utility model has the beneficial effects that:

1. this fire prevention valve module, through setting up the closing plate at the relative both ends of high temperature resistant shell, with the cooperation of No. two closing plates on the exhaust pipe, the installation of the fire prevention valve on the exhaust pipe of being convenient for, easy dismounting, this fire prevention valve module simple structure, reasonable to have good connection leakproofness and prevent the sealing of deflecting, thereby improve the whole fire prevention sealing performance of fire prevention valve module, the performance is more excellent.

2. This fire prevention valve module, through setting up the actuating mechanism on high temperature resistant shell, the last worm wheel, the worm that has set up of actuating mechanism utilizes worm wheel and worm meshed self-locking function, can be to the sealed blade auto-lock drive on the fire prevention valve to under avoiding the fire prevention valve closed condition, the leakage that inside sealed blade atress deflected and caused, fire prevention valve module stability is higher.

3. This fire prevention valve module, through setting up the sealing mechanism between a closing plate and No. two closing plates, interior intubate compact laminating on the closing plate inserts inside No. two closing plates and exhaust pipe, the sealing washer inserts in the seal groove, through increasing area and the compactness of both connection contacts, improves the leakproofness that fire prevention valve module connects, and the practicality is stronger.

Drawings

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

FIG. 2 is a schematic structural view of a high temperature resistant housing of the present invention;

fig. 3 is a partial enlarged view of a in fig. 2 according to the present invention.

In the figure: 1. a high temperature resistant housing; 2. an actuator; 21. a protective case; 22. a worm gear; 23. a worm; 24. a drive motor; 25. a sealing seat; 3. a first sealing plate; 4. a rotating shaft; 5. a seal blade; 6. a sealing mechanism; 61. inserting a tube; 62. a sealing groove; 63. a seal ring; 7. a second sealing plate; 8. a smoke exhaust duct; 9. and assembling the bolts.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 3, the fire valve assembly of the present embodiment includes a high temperature resistant housing 1, an actuator 2 is disposed at the top of the high temperature resistant housing 1, a sealing blade 5 is disposed inside the high temperature resistant housing 1, the sealing blade 5 is rotatably mounted to the high temperature resistant housing 1 through a rotating shaft 4, one end of the rotating shaft 4 is connected to the actuator 2, two opposite ends of the high temperature resistant housing 1 are fixedly mounted to a smoke exhaust duct 8 through a connecting mechanism, the connecting mechanism includes a first sealing plate 3 disposed at two opposite ends of the high temperature resistant housing 1 and a second sealing plate 7 disposed at one end of the smoke exhaust duct 8, the first sealing plate 3 and the second sealing plate 7 are fixedly mounted through an assembling bolt 9, a sealing mechanism 6 is disposed between the first sealing plate 3 and the second sealing plate 7, the first sealing plate 3 on the fire valve assembly is matched with the second sealing plate 7 on the smoke exhaust duct 8, so as to facilitate the installation of the fire valve on the smoke exhaust duct 8, easy dismounting, this fire prevention valve module simple structure, reasonable to have good connection leakproofness and prevent deflecting leakproofness, thereby improve the whole fire prevention sealing performance of fire prevention valve module, the performance is more excellent.

Specifically, actuating mechanism 2 includes protection box 21, worm wheel 22 and worm 23, high temperature resistant shell 1's top is equipped with protection box 21, protection box 21's inside is rotated and is equipped with worm wheel 22 and worm 23, and mesh between worm wheel 22 and the worm 23, the output fixed mounting of shaft coupling and driving motor 24 is passed through to the one end of worm 23, driving motor 24 is equipped with on the protection box 21, high temperature resistant shell 1 and worm wheel 22 fixed mounting are run through to the top of pivot 4, actuating mechanism 2 is last to have set up worm wheel 22, worm 23, utilize the auto-lock function of worm wheel 22 with the meshing of worm 23, can be to 5 auto-lock drives of sealing blade on the fire prevention valve, thereby avoid under the fire prevention valve closed condition, the leakage that 5 atress of internal sealing blade deflected and cause, fire prevention valve subassembly stability is higher.

Further, the surface of the high temperature resistant shell 1 inside the protective box 21 is provided with a sealing seat 25, the rotating shaft 4 penetrates through the sealing seat 25 in a sealing manner to be connected with the worm wheel 22, the sealing seat 25 adopts a wear-resistant sealing rubber pad, and the sealing between the rotating shaft 4 and the high temperature resistant shell 1 is improved.

Further, sealing mechanism 6 includes interior intubate 61, seal groove 62 and sealing washer 63, and one side that high temperature resistant shell 1 was kept away from to a closing plate 3 is equipped with interior intubate 61, and interior intubate 61 is located inside exhaust pipe 8, is equipped with seal groove 62 on the closing plate 3 in the interior intubate 61 outside, and one side of No. two closing plates 7 is equipped with sealing washer 63, and sealing washer 63 is located in seal groove 62, increases both and connects the area of contact, improves the sealing performance of being connected between fire prevention valve subassembly and the exhaust pipe 8.

Furthermore, the outer surface of the inner insertion tube 61 is provided with a patch, and the outer surface of the patch is attached to the inner surfaces of the second sealing plate 7 and the smoke exhaust pipeline 8, so that the inner insertion tube 61 is connected with the second sealing plate 7 and the smoke exhaust pipeline 8 more compactly.

Further, all adopt integrated into one piece to set up between high temperature resistant shell 1 and a closing plate 3, interior intubate 61 and a closing plate 3, be convenient for produce, and structural strength is good.

Furthermore, the inner surface of the high-temperature resistant shell 1 is provided with a wear-resistant coating, so that the surface performance of the inner surface of the high-temperature resistant shell 1 is improved, the outer side surface of the sealing blade 5 is attached to the inner surface of the high-temperature resistant shell 1, and the sealing blade 5 is made of a corrosion-resistant steel plate, so that the corrosion loss of the sealing blade 5 caused by smoke discharge can be reduced, and the sealing blade 5 is attached to the inner surface of the high-temperature resistant shell 1 when the fire damper is closed.

The using method of the embodiment comprises the following steps: firstly, an inner inserting tube 61 of a first sealing plate 3 is inserted into a second sealing plate 7 and an inner surface of a smoke exhaust pipeline 8, a patch on the outer surface of the inner inserting tube 61 is attached to the inner surfaces of the second sealing plate 7 and the smoke exhaust pipeline 8, a sealing ring 63 on the second sealing plate 7 is inserted into a sealing groove 62 of the first sealing plate 3, then the first sealing plate 3 and the second sealing plate 7 are fixedly installed through an assembling bolt 9, so that a fireproof valve component is hermetically installed on the smoke exhaust pipeline 8, when smoke exhaust pipeline 8 needs to be blocked, a driving motor 24 drives a worm 23 in a protection box 21 to rotate, the worm 23 rotates to drive a worm wheel 22 meshed with the worm 23 to rotate, the rotation of the worm wheel 22 drives a rotating shaft 4 to rotate, a sealing blade 5 on the rotating shaft 4 rotates in a high-temperature resistant shell 1, the outer side surface of the sealing blade 5 is closed with the inner surface of the high-temperature resistant shell 1, and the purpose of blocking of the smoke exhaust pipeline 8 is achieved, this fire prevention valve module simple structure, reasonable, easy dismounting to have good connection leakproofness and prevent deflecting the leakproofness, thereby improve fire prevention valve module's whole fire prevention sealing performance, performance is more excellent.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A fire protection valve assembly comprising a high temperature resistant housing (1), characterized in that: the top of high temperature resistant shell (1) is equipped with actuating mechanism (2), the inside of high temperature resistant shell (1) is equipped with sealing blade (5), sealing blade (5) rotate the installation through pivot (4) and high temperature resistant shell (1), the one end and the actuating mechanism (2) of pivot (4) are connected, the both ends that high temperature resistant shell (1) is relative all through coupling mechanism and exhaust pipe (8) fixed mounting, coupling mechanism is including locating a closing plate (3) at the relative both ends of high temperature resistant shell (1) and setting No. two closing plates (7) in exhaust pipe (8) one end, through assembly bolt (9) fixed mounting between closing plate (3) and No. two closing plates (7), just be equipped with sealing mechanism (6) between closing plate (3) and No. two closing plates (7).

2. A fire protection valve assembly as claimed in claim 1, wherein: actuating mechanism (2) are including protection box (21), worm wheel (22) and worm (23), the top of high temperature resistant shell (1) is equipped with protection box (21), the inside of protection box (21) is rotated and is equipped with worm wheel (22) and worm (23), and mesh between worm wheel (22) and worm (23), the output fixed mounting of shaft coupling and driving motor (24) is passed through to the one end of worm (23), driving motor (24) are equipped with on protection box (21), high temperature resistant shell (1) and worm wheel (22) fixed mounting are run through to the top of pivot (4).

3. A fire protection valve assembly as claimed in claim 2, wherein: the outer surface of the high-temperature resistant shell (1) in the protection box (21) is provided with a sealing seat (25), and the rotating shaft (4) penetrates through the sealing seat (25) in a sealing manner to be connected with the worm wheel (22).

4. A fire protection valve assembly as claimed in claim 1, wherein: sealing mechanism (6) are equipped with interior intubate (61) including interior intubate (61), seal groove (62) and sealing washer (63), and one side that high temperature resistant shell (1) was kept away from in a closing plate (3), and interior intubate (61) is located inside exhaust pipe (8), is equipped with seal groove (62) on a closing plate (3) in interior intubate (61) outside, and one side of No. two closing plates (7) is equipped with sealing washer (63), and sealing washer (63) are located in seal groove (62).

5. A fire protection valve assembly according to claim 4, wherein: the outer surface of the inner inserting pipe (61) is provided with a patch, and the outer surface of the patch is attached to the inner surfaces of the second sealing plate (7) and the smoke exhaust pipeline (8).

6. A fire protection valve assembly according to claim 4, wherein: the high-temperature resistant shell (1) and the first sealing plate (3) as well as the inner inserting tube (61) and the first sealing plate (3) are integrally formed.

7. A fire protection valve assembly as claimed in claim 6, wherein: the inner surface of the high-temperature resistant shell (1) is provided with a wear-resistant coating, the outer side surface of the sealing blade (5) is attached to the inner surface of the high-temperature resistant shell (1), and the sealing blade (5) is made of a corrosion-resistant steel plate.