CN219866476U - Air valve with fireproof function - Google Patents

Abstract

The utility model discloses a blast gate with a fireproof function, which relates to the field of blast gates and comprises an air pipe, wherein a plurality of mutually staggered heat conducting plates are arranged on two sides of the air pipe, cooling water tanks which are mutually communicated are arranged on two sides of the air pipe, one end of each heat conducting plate is positioned in the air pipe, the other end of each heat conducting plate is positioned in the cooling water tank, a pressure release valve is arranged on the top surface of the cooling water tank, and an alarm whistle is connected to the pressure release valve. According to the utility model, the heat conducting plates which are staggered with each other are arranged on the two sides of the air pipe, the cooling water tanks matched with the heat conducting plates are arranged on the two sides of the air pipe, when fire occurs in the air duct, flame and endothermic gas travel according to the heat conducting plates, flame ejection is prevented through distance lengthening, heat of the flame and heat absorbed by the gas are conducted into cooling water through the heat conducting plates, damage to the inside of the air pipe caused by heat generated by fire is better prevented, and steam generated by heat absorption of the cooling water can push an alarm whistle to sound and alarm, so that the alarm is safer.

Description

Air valve with fireproof function

Technical Field

The utility model relates to the field of air valves, in particular to an air valve with a fireproof function.

Background

The air quantity regulating valve is an indispensable central air-conditioning terminal fitting in ventilation, air conditioning and air purification engineering of civil buildings of industrial plants, is generally used in air conditioners and ventilation system pipelines, is used for regulating the air quantity of branch pipes, and can also be used for mixing regulation of fresh air and return air.

The existing air valve generally adopts a layer of fireproof coating to coat the parts exposed in the flow channel, such as the inner surface of the valve body, the valve plate and the like, so as to prevent the air valve from being damaged by flame ignition or baking in the air channel, or adopts a spraying part arranged outside an electric driving part to cool the electric mechanism part so as to achieve the fireproof effect.

But prevent the mode that the blast gate received the damage through the mode of coating fire prevention coating and prevent fires through the mode that the spraying was cooled down to electric mechanism, can not prevent that flame from spouting through the tuber pipe, causes the damage to the external world, and the fireproof effect is poor.

Disclosure of Invention

Based on the above, the utility model aims to provide the air valve with the fireproof function, so as to solve the technical problem of poor fireproof effect of the existing air valve.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a blast gate of utensil fire prevention function, includes the tuber pipe, the tuber pipe both sides are provided with the heat conduction board that the polylith staggered each other, and the tuber pipe both sides all are provided with the coolant tank of intercommunication each other, the one end of heat conduction board is located inside the tuber pipe, and the other end of heat conduction board is located coolant tank, coolant tank top surface is provided with the relief valve, and is connected with the alarm whistle on the relief valve.

The utility model is further arranged that the top surface of the cooling water tank is provided with a water adding port, and the water adding port is connected with a sealing cover in a threaded manner.

The utility model is further characterized in that the front surface of the cooling water tank is provided with an observation window, and the observation window is provided with a warning waterline.

The utility model is further arranged that the front surface of the air pipe is rotationally connected with a group of mutually matched valve plates, and the top surface and the bottom surface of the air pipe are rotationally provided with driving telescopic cylinders with output ends respectively rotationally connected with the group of valve plates.

The utility model is further arranged that the tail end of the air pipe is connected with a connecting pipe, and the connecting pipe is provided with a mounting lug.

In summary, the utility model has the following advantages:

according to the utility model, the heat conducting plates which are staggered with each other are arranged on the two sides of the air pipe, the cooling water tanks matched with the heat conducting plates are arranged on the two sides of the air pipe, when fire occurs in the air duct, flame and endothermic gas travel according to the heat conducting plates, flame ejection is prevented through distance lengthening, heat of the flame and heat absorbed by the gas are conducted into cooling water through the heat conducting plates, damage to the inside of the air pipe caused by heat generated by fire is better prevented, and steam generated by heat absorption of the cooling water can push an alarm whistle to sound and alarm, so that the alarm is safer.

Drawings

FIG. 1 is a schematic view of a first view of the present utility model;

FIG. 2 is a schematic diagram of a second view of the present utility model;

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

In the figure: 1. an air duct; 2. a valve plate; 3. driving a telescopic cylinder; 4. a heat conductive plate; 5. a cooling water tank; 6. a pressure release valve; 7. an alarm siren; 8. a connecting pipe; 9. and (5) mounting the lugs.

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. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance;

in the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Hereinafter, an embodiment of the present utility model will be described in accordance with its entire structure.

The utility model provides a blast gate with fire prevention function, as shown in fig. 1-3, including tuber pipe 1, the trailing end connection of tuber pipe 1 has connecting pipe 8, during the use, be connected tuber pipe 1 and wind channel through connecting pipe 8, the front rotation of tuber pipe 1 is connected with a set of valve plate 2 of mutually supporting, and the top surface and the bottom surface of tuber pipe 1 all rotate and install the output respectively with a set of valve plate 2 rotation connection's the flexible jar 3 of drive, during operation, the flexible jar 3 shrink of drive, can pull valve plate 2 and open, make tuber pipe 1 ventilate, the flexible jar 3 of drive stretches out and can promote valve plate 2 and close, seal tuber pipe 1, both sides all set up the cooling water tank 5 of intercommunication each other in tuber pipe 1, be provided with the polylith one end that staggers each other and be located tuber pipe 1 inside and the other end is located cooling water tank 5's heat conduction board 4, when catching fire in the wind channel, flame is according to the passageway that heat conduction board cooperation tuber pipe 1 formed, flame's travel distance prevents flame blowout, and the heat of flame and the heat of gas inhale is led into the cooling water through the heat conduction board, cooling water tank 5 top surface is provided with pressure release valve 6, be connected with pressure release valve 7 on valve 6, make a turn off, when cooling water tank 5 produces cooling water vapor release valve 5, can drive pressure alarm, and alarm is reached when waiting for the pressure release valve 5.

Wherein, be provided with mounting ear 9 on the connecting pipe 8, be convenient for tuber pipe 1 and wind channel fixed connection.

On the basis of the above structure, in this embodiment, an observation window is provided on the front surface of the cooling water tank 5, and a warning waterline is provided on the observation window, a water adding port is provided on the top surface of the cooling water tank 5, and a sealing cover is screwed on the water adding port, when the water level line in the cooling water tank 5 is lower than the warning waterline through the observation window, the sealing cover is unscrewed, and cooling water is added into the cooling water tank 5 through the water adding port until the warning waterline is not exceeded.

In order to prevent the heat conducting plate 4 from failing to perform the best heat conducting effect due to the too low water level in the cooling water tank 5, the water level should be observed once through the observation window after each alarm of the alarm whistle 7.

During the use, be connected tuber pipe 1 and wind channel through connecting pipe 8, through installation ear 9 with tuber pipe 1 and wind channel fixed connection, can be through controlling the flexible jar 3 of drive and transfer valve plate 2 rotation change the switching of tuber pipe 1, when catching fire in the wind channel, flame is march according to the passageway that heat-conducting plate cooperation tuber pipe 1 formed, the distance of marcing of extension flame prevents flame blowout, and the heat of flame and the heat of gaseous absorption lead to in the cooling water through the heat-conducting plate, the cooling water absorbs heat and produces steam, when waiting that the steam in the cooling water tank 5 reaches certain pressure, discharge from relief valve 6, drive alarm whistle 7 is bloated and is reported to the police and reminds.

Although embodiments of the utility model have been shown and described, the detailed description is to be construed as exemplary only and is not limiting of the utility model as the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and modifications, substitutions, variations, etc. may be made in the embodiments as desired by those skilled in the art without departing from the principles and spirit of the utility model, provided that such modifications are within the scope of the appended claims.

Claims (5)

1. The utility model provides a blast gate of utensil fire prevention function, includes tuber pipe (1), its characterized in that: the utility model discloses a cooling air duct, including tuber pipe (1), cooling water tank (7), cooling water tank (5) top surface is provided with relief valve (6), and is connected with alarm whistle (7) on relief valve (6), and the steam that cooling water tank (5) heat absorption produced promotes alarm whistle (7) sound production and reports to the police, tuber pipe (1) both sides are provided with polylith heat-conducting plate (4) each other, the one end of heat-conducting plate (4) is located inside tuber pipe (1), and the other end of heat-conducting plate (4) is located cooling water tank (5).

2. The fire protection damper according to claim 1, wherein: the top surface of the cooling water tank (5) is provided with a water adding port, and the water adding port is connected with a sealing cover in a threaded manner.

3. The fire protection damper according to claim 1, wherein: an observation window is arranged on the front face of the cooling water tank (5), and a warning waterline is arranged on the observation window.

4. The fire protection damper according to claim 1, wherein: the front of the air pipe (1) is rotationally connected with a group of valve plates (2) which are matched with each other, and the top surface and the bottom surface of the air pipe (1) are rotationally provided with driving telescopic cylinders (3) with output ends respectively rotationally connected with the group of valve plates (2).

5. The fire protection damper according to claim 1, wherein: the tail end of the air pipe (1) is connected with a connecting pipe (8), and the connecting pipe (8) is provided with a mounting lug (9).