CN216519819U

CN216519819U - Smoke exhaust valve on fire-fighting ventilating duct

Info

Publication number: CN216519819U
Application number: CN202123284048.4U
Authority: CN
Inventors: 杨丙武; 于群群
Original assignee: Shandong Zhilu Fire Technology Co ltd
Current assignee: Shandong Zhilu Fire Technology Co ltd
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2022-05-13
Anticipated expiration: 2031-12-24

Abstract

The utility model discloses a smoke exhaust valve on a fire-fighting ventilating duct, which comprises a valve body and a box body, wherein the box body is fixedly connected to the top of the valve body, symmetrical side surfaces of the valve body are both open, two far ends of the symmetrical side surfaces of the valve body are respectively provided with a first side plate and a second side plate in a sliding mode and are vertically arranged, one side of the first side plate is fixedly connected with a blocking strip, one side of the second side plate is fixedly provided with a first slide way matched with the blocking strip, the far sides of the first side plate and the second side plate are respectively and fixedly connected with a C-shaped rod, two ends in the box body are respectively provided with a sliding plate in a sliding mode, the upper transverse edges of the two C-shaped rods are respectively arranged on the far sides of the two sliding plates, a synchronous moving mechanism for synchronously moving the two sliding plates is arranged in the box body, and a limiting mechanism for limiting the two sliding plates is arranged in the box body. The distance between the first side plate and the second side plate can be automatically controlled without electric power or manual driving, and therefore the using effect of the smoke exhaust valve is improved.

Description

Smoke exhaust valve on fire-fighting ventilating duct

Technical Field

The utility model relates to the technical field of fire-fighting ventilation pipelines, in particular to a smoke exhaust valve on a fire-fighting ventilation pipeline.

Background

The ventilating duct is a metal or composite duct for ventilating and air conditioning engineering of industrial and civil buildings, and is a municipal infrastructure for ventilating air and reducing the concentration of harmful gases, while the smoke exhaust valve is generally installed at the end part (smoke suction inlet) of each branch pipe of a mechanical smoke exhaust system, the blades are in a slightly inclined opening state at ordinary times to meet the requirement of air leakage, and all the blades are manually or electrically opened to play a role of smoke exhaust when a fire disaster or smoke exhaust is needed.

The smoke exhaust valve on the existing fire-fighting ventilation pipeline does not have the function of automatically opening the smoke exhaust valve when smoke is exhausted, so that the using effect of the smoke exhaust valve is reduced, and therefore the smoke exhaust valve on the fire-fighting ventilation pipeline needs to be redesigned urgently.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a smoke exhaust valve on a fire-fighting ventilating duct.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a smoke damper on fire control air pipe, includes valve body and box, box fixed connection is in the valve body top, and valve body symmetry side is the open-type, the both ends that valve body symmetry side was kept away from slide respectively have first curb plate and second curb plate and equal vertical setting, and first curb plate one side fixedly connected with blend stop, second curb plate one side is fixed with the first slide with blend stop looks adaptation, and the equal fixedly connected with C type pole in side that first curb plate and second curb plate kept away from, the inside both ends of box all slide and have the slide, and install respectively in the side that two slides were kept away from on two C type poles the horizontal limit, the inside synchronous motion mechanism that is used for two slides of synchronous motion that is equipped with of box, and the inside stop gear who is used for two spacing slides that is equipped with of box.

As a further scheme of the utility model, sliding grooves are formed in both ends of the bottom in the valve body, sliding blocks slide in the two sliding grooves, and the tops of the two sliding blocks are fixedly connected to the centers of the bottoms of the first side plate and the second side plate respectively.

As a further scheme of the utility model, the synchronous moving mechanism comprises a closed box and a movable block, the closed box is arranged on one side outside the box body, a barrel body is horizontally arranged inside the box body, and the barrel body is communicated with the closed box.

As a further scheme of the utility model, the movable blocks slide in the box body, one symmetrical side surface of each movable block is hinged with a movable rod, and the other two ends of each movable rod are respectively hinged with the opposite side surfaces of the two sliding plates.

As a further scheme of the utility model, a disc slides in the barrel body, a sliding rod is fixedly connected to one side of the disc, and the top end of the sliding rod penetrates through the barrel body and is fixedly connected to the center of one side of the movable block.

As a further scheme of the utility model, the limiting mechanism comprises a second slide way, the second slide way is horizontally and fixedly connected to one side in the box body, moving blocks slide on two ends in the second slide way respectively, and the two moving blocks are arranged at the centers of one sides of the two sliding plates respectively.

As a further scheme of the utility model, the limiting mechanism comprises a limiting rod, the limiting rod is horizontally and fixedly connected to one symmetrical side surface in the box body, and the limiting rod penetrates through the two sliding plates and slides in the two sliding plates.

The utility model has the beneficial effects that:

1. according to the smoke exhaust valve, when a fire disaster occurs, the temperature in the ventilation pipeline can be increased firstly, the temperature in the closed box can be further increased, the air in the closed box can expand to drive the disc to move, the disc can drive the sliding rod to move, the sliding rod can drive the movable block to move, the movable block can drive the movable rod to move, the movable rod can drive the two sliding plates to move, the stability of the movement of the two sliding plates is guaranteed through the arrangement of the second slide way and the movable block, the two sliding plates can drive the two C-shaped rods to move, the two C-shaped rods can drive the first side plate and the second side plate to move, the first side plate and the second side plate can be far away from each other to exhaust smoke, the distance between the first side plate and the second side plate can be automatically controlled without electric power and manual driving, and the use effect of the smoke exhaust valve is further improved.

2. According to the smoke exhaust valve, the sliding groove and the sliding block are arranged, so that the first side plate and the second side plate cannot be deviated and toppled when moving, the stability of the first side plate and the second side plate during moving is further improved, in addition, the first side plate and the second side plate can be tightly closed when the temperature in the ventilation pipeline is too low through the arrangement of the first sliding way and the blocking strip, the indoor temperature is ensured, the distance between the first side plate and the second side plate can be automatically adjusted according to the temperature, and the practicability of the smoke exhaust valve is further improved.

3. According to the utility model, when a fire disaster occurs, firstly, the temperature in the ventilation pipeline can rise, and further, the temperature in the closed box can rise, so that the gas in the closed box can expand to drive the disc to move, the disc can drive the slide rod to move, the slide rod can drive the movable block to move, the movable block can drive the movable rod to move, the movable rod can drive the two sliding plates to move, the stability of the movement of the two sliding plates is ensured through the arrangement of the limiting rods, the two sliding plates can drive the two C-shaped rods to move, the two C-shaped rods can drive the first side plate and the second side plate to move, so that the first side plate and the second side plate can be far away from each other to exhaust smoke, the distance between the first side plate and the second side plate can be automatically controlled without electric power and manual driving, and the use effect of the smoke exhaust valve is further improved.

Drawings

FIG. 1 is a schematic structural view of a smoke exhaust valve on a fire fighting ventilation duct according to embodiment 1 of the present invention;

FIG. 2 is a schematic structural view of a box body of a smoke exhaust valve on a fire fighting ventilation pipeline according to embodiment 1 of the utility model;

fig. 3 is a schematic structural view of a first side plate and a second side plate of a smoke exhaust valve on a fire fighting ventilation pipeline according to embodiment 1 of the utility model;

fig. 4 is a schematic structural view of a smoke exhaust valve on a fire fighting ventilation duct according to embodiment 2 of the utility model.

In the figure: 1. a valve body; 2. a box body; 3. a closed box; 4. a first side plate; 5. a second side plate; 6. blocking strips; 7. a first slideway; 8. a C-shaped rod; 9. a chute; 10. a slider; 11. a barrel body; 12. a disc; 13. a slide bar; 14. a movable block; 15. a movable rod; 16. a slide plate; 17. a second slideway; 18. a moving block; 19. a limiting rod.

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.

Example 1

Referring to fig. 1-3, a smoke exhaust valve on a fire-fighting ventilation pipeline comprises a valve body 1 and a box body 2, the box body 2 is fixedly connected with the top of the valve body 1, and the symmetrical side surfaces of the valve body 1 are both open, the two ends far away from the symmetrical side surfaces of the valve body 1 are respectively provided with a first side plate 4 and a second side plate 5 in a sliding way and are both arranged vertically, one side of the first side plate 4 is fixedly connected with a blocking strip 6, one side of the second side plate 5 is fixedly provided with a first slideway 7 matched with the blocking strip 6, the far sides of the first side plate 4 and the second side plate 5 are fixedly connected with C-shaped rods 8, two sliding plates 16 are respectively arranged at two ends in the box body 2 in a sliding way, and the upper transverse edges of the two C-shaped rods 8 are respectively arranged on the side surfaces far away from the two sliding plates 16, a synchronous moving mechanism for synchronously moving the two sliding plates 16 is arranged in the box body 2, and a limiting mechanism for limiting the two sliding plates 16 is arranged in the box body 2.

In this embodiment, the bottom both ends have all been seted up spout 9 in the valve body 1, and two 9 inside equal slip of spouts have slider 10, and two 10 tops of slider respectively fixed connection are in

first curb plate

4 and 5 bottom center departments of second curb plate.

In this embodiment, the synchronous moving mechanism includes the airtight box 3 and the movable block 14, and the airtight box 3 is installed in 2 outside one sides of box, and 2 inside levels of box are provided with staving 11, and staving 11 and airtight box 3 intercommunication.

In this embodiment, the movable block 14 slides inside the box body 2, and a symmetrical side of the movable block 14 is hinged with the movable rods 15, and the other two ends of the two movable rods 15 are respectively hinged with the opposite sides of the two sliding plates 16.

In this embodiment, a disc 12 slides inside the barrel 11, and a sliding rod 13 is fixedly connected to one side of the disc 12, and the top end of the sliding rod 13 penetrates through the barrel 11 and is fixedly connected to the center of one side of the movable block 14.

In this embodiment, the limiting mechanism includes a second slide way 17, the second slide way 17 is horizontally and fixedly connected to one side inside the box body 2, moving blocks 18 slide on two ends inside the second slide way 17 respectively, and the two moving blocks 18 are installed at the center of one side of the two sliding plates 16 respectively.

The working principle of the embodiment is as follows: in practical use, when a fire occurs, firstly, the temperature in the ventilation pipeline rises, and further, the temperature in the airtight box 3 can rise, then the gas in the airtight box 3 can expand to drive the disc 12 to move, the disc 12 can move to drive the slide rod 13 to move, the slide rod 13 can move to drive the movable block 14 to move, the movable block 14 can move to drive the movable rod 15 to move, the movable rod 15 can move to drive the two sliding plates 16 to move, and the stability of the movement of the two sliding plates 16 is ensured through the arrangement of the second slide way 17 and the movable block 18, the two sliding plates 16 can move to drive the two C-shaped rods 8 to move, the two C-shaped rods 8 can move to drive the first side plate 4 and the second side plate 5 to move, so that the first side plate 4 and the second side plate 5 can be far away from smoke exhaust, and the distance between the first side plate 4 and the second side plate 5 can be automatically controlled without electric power and manual drive, and then improved this smoke damper's result of use, setting through spout 9 and slider 10, make first curb plate 4 and second curb plate 5 can not take place the condition emergence that the skew was emptyd when removing, further improvement the stability when first curb plate 4 and second curb plate 5 remove, in addition through the setting of first slide 7 and blend stop 6, make can be in air pipe when the low temperature is low, tightly close first curb plate 4 and second curb plate 5, indoor temperature has been guaranteed, and this smoke damper can be according to the interval between temperature automatically regulated first curb plate 4 and the second curb plate 5, and then the practicality of this smoke damper has been improved.

Example 2

Referring to fig. 4, a smoke exhaust valve on fire-fighting ventilation pipeline, including valve body 1 and

box

2, 2 fixed connection of box are in 1 top of valve body, and 1 symmetrical side of valve body is the open-type, the both ends that 1 symmetrical side of valve body was kept away from slide respectively have first curb plate 4 and second curb plate 5 and equal vertical setting, and 4 one side fixedly connected with blend stop 6 of first curb plate, 5 one side of second curb plate is fixed with the first slide 7 with 6 looks adaptations of blend stop, and the equal fixedly connected with C type pole 8 in side that first curb plate 4 and second curb plate 5 were kept away from, the inside both ends of box 2 all slide has slide 16, and install respectively in the side that two slide 16 were kept away from on two C type poles 8, the inside synchronous movement mechanism that is used for two slide 16 of synchronous movement that is equipped with of box 2, and the inside stop gear who is used for two spacing slide 16 that is equipped with of box 2.

first curb plate

4 and 5 bottom center departments of second curb plate.

In this embodiment, the limiting mechanism includes a limiting rod 19, the limiting rod 19 is horizontally and fixedly connected to a symmetrical side surface inside the box body 2, and the limiting rod 19 passes through the two sliding plates 16 and slides inside the two sliding plates 16.

The working principle of the embodiment is as follows: in practical use, when a fire occurs, firstly, the temperature in the ventilation pipeline rises, and further, the temperature in the airtight box 3 can rise, then the gas in the airtight box 3 can expand to drive the disc 12 to move, the disc 12 can move to drive the slide rod 13 to move, the slide rod 13 can move to drive the movable block 14 to move, the movable block 14 can move to drive the movable rod 15 to move, the movable rod 15 can move to drive the two sliding plates 16 to move, and the stability of the movement of the two sliding plates 16 is ensured through the arrangement of the limiting rod 19, the two sliding plates 16 can move to drive the two C-shaped rods 8 to move, the two C-shaped rods 8 can move to drive the first side plate 4 and the second side plate 5 to move, so that the first side plate 4 and the second side plate 5 can be far away from for smoke exhaust, and the distance between the first side plate 4 and the second side plate 5 can be automatically controlled without electric power and manual drive, thereby improving the use effect of the smoke exhaust valve.

Having shown and described the basic principles and essential features of the utility model and its advantages, it will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof, and it is therefore intended that the embodiments be considered as illustrative and not restrictive in all respects, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, any reference signs in the claims being therefore intended to be embraced therein.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A smoke exhaust valve on a fire-fighting ventilation pipeline comprises a valve body (1) and a box body (2), and is characterized in that the box body (2) is fixedly connected to the top of the valve body (1), the symmetrical side surfaces of the valve body (1) are both opened, two ends far away from the symmetrical side surfaces of the valve body (1) are respectively provided with a first side plate (4) and a second side plate (5) in a sliding mode and are vertically arranged, one side of the first side plate (4) is fixedly connected with a barrier strip (6), one side of the second side plate (5) is fixedly provided with a first slide way (7) matched with the barrier strip (6), the side surfaces far away from the first side plate (4) and the second side plate (5) are respectively and fixedly connected with a C-shaped rod (8), two sliding plates (16) are respectively arranged at two inner ends of the box body (2), two upper transverse edges of the C-shaped rods (8) are respectively arranged on the side surfaces far away from the two sliding plates (16), and a synchronous moving mechanism for synchronously moving the two sliding plates (16) is arranged inside the box body (2), and a limiting mechanism for limiting the two sliding plates (16) is arranged in the box body (2).

2. The smoke exhaust valve on the fire fighting ventilation pipeline according to claim 1, wherein sliding grooves (9) are formed in both ends of the bottom in the valve body (1), sliding blocks (10) are respectively arranged in the two sliding grooves (9) in a sliding manner, and the tops of the two sliding blocks (10) are respectively and fixedly connected to the centers of the bottoms of the first side plate (4) and the second side plate (5).

3. The smoke exhaust valve on the fire fighting ventilation pipeline according to claim 2, wherein the synchronous moving mechanism comprises a closed box (3) and a movable block (14), the closed box (3) is installed on one side of the outer portion of the box body (2), the barrel body (11) is horizontally arranged inside the box body (2), and the barrel body (11) is communicated with the closed box (3).

4. The smoke exhaust valve on the fire fighting ventilation pipeline according to claim 3, wherein the movable block (14) slides inside the box body (2), a pair of symmetrical side surfaces of the movable block (14) are hinged with movable rods (15), and the other two ends of the two movable rods (15) are respectively hinged to the opposite side surfaces of the two sliding plates (16).

5. The smoke exhaust valve on the fire fighting ventilation pipeline according to claim 4, wherein a disc (12) slides inside the barrel body (11), a sliding rod (13) is fixedly connected to one side of the disc (12), and the top end of the sliding rod (13) penetrates through the barrel body (11) and is fixedly connected to the center of one side of the movable block (14).

6. The smoke exhaust valve on the fire fighting ventilation pipeline according to claim 5, wherein the limiting mechanism comprises a second slideway (17), the second slideway (17) is horizontally and fixedly connected to one side inside the box body (2), two moving blocks (18) are respectively arranged at two ends inside the second slideway (17) in a sliding manner, and the two moving blocks (18) are respectively arranged at the center of one side of the two sliding plates (16).

7. The smoke exhaust valve on the fire fighting ventilation pipeline is characterized in that the limiting mechanism comprises a limiting rod (19), the limiting rod (19) is horizontally and fixedly connected to a symmetrical side surface inside the box body (2), and the limiting rod (19) penetrates through the two sliding plates (16) and slides inside the two sliding plates (16).