CN217151061U

CN217151061U - House fire prevention exhaust passage

Info

Publication number: CN217151061U
Application number: CN202220810980.1U
Authority: CN
Inventors: 周枫皓
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-04-07
Filing date: 2022-04-07
Publication date: 2022-08-09
Anticipated expiration: 2032-04-07

Abstract

The utility model belongs to the technical field of house exhaust passage, a house fire prevention exhaust passage is related to, the exhaust passage that constitutes including square cavity body, the body is piled up by a plurality of body unit and is constituted, every the body unit corresponds a floor, every all be provided with water conservancy diversion formula fire prevention check valve on the body unit, water conservancy diversion formula fire prevention check valve's valve body is arranged in the body inner chamber, and its air intake is linked together with indoor oil extraction cigarette pipeline, and is adjacent be provided with a plurality of bearing post between the body unit, the middle part of bearing post sets up in the breach department at body angle, the both ends and the wall body fixed connection of bearing post. The utility model provides a house fire prevention exhaust passage has simple structure, construction convenience, and bearing capacity is strong, the good advantage of stability.

Description

House fire prevention exhaust passage

Technical Field

The utility model belongs to the technical field of house exhaust passage, a house fire prevention exhaust passage is related to.

Background

At present, be provided with the oil extraction cigarette pipeline in the partial residential building, all be provided with the oil extraction cigarette mouth of intercommunication oil extraction cigarette pipeline in every layer resident family in this residential building to set up the fire prevention check valve in oil extraction cigarette mouth department, oil extraction cigarette fire prevention check valve promptly, in order to satisfy the oil extraction cigarette demand of each layer resident family in the culinary art food in-process.

The existing residential exhaust duct mostly uses a hollow square pipe body, and a long pipe body is needed due to the fact that a residential building is high. In order to stabilize the tube, a support is required to be provided in the tube to support the tube. Most of the existing bearing structures are complex in structure and poor in bearing capacity.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to prior art's not enough, provide a house fire prevention exhaust passage, have simple structure, construction convenience, bearing capacity is strong, advantage that stability is good.

In order to solve the above technical problem, the purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a house fire prevention exhaust passage, includes the exhaust passage that square cavity body constitutes, the body is piled up by a plurality of body unit and is constituted, every the body unit corresponds a floor, every all be provided with water conservancy diversion formula fire prevention check valve on the body unit, water conservancy diversion formula fire prevention check valve's valve body is located the body inner chamber, and its air intake is linked together with indoor oil extraction cigarette pipeline, and is adjacent be provided with a plurality of bearing posts between the body unit, the middle part of bearing post sets up in the breach department at body angle, the both ends and the wall body fixed connection of bearing post.

In the residential fire-proof exhaust duct, four supporting columns are arranged and respectively correspond to four corners of the duct body.

In foretell a house fire prevention exhaust passage, the angle department of adjacent body unit all is provided with the breach, and two upper and lower breach structures are the same, constitute the complete breach that holds the support post jointly.

In the above residential fire-proof exhaust duct, preferably, the gap is an isosceles right triangle, and an included angle between the support column and the outer wall of the duct body is 45 °.

In the residential fire-proof exhaust duct, the supporting column is made of hard material, and preferably, the supporting column is a steel cylinder.

In the residential fire-proof exhaust duct, the bottom pipe unit is provided with an air guide pipe communicated with the inner cavity of the pipe body, the outer end of the air guide pipe is provided with an air guide cover, the air guide cover is provided with a plurality of air guide grooves, and an air guide cover with an opening at the lower end is covered outside the air guide grooves.

In the residential fireproof exhaust passage, the uppermost pipe body unit corresponds to a roof layer, the upper end of the uppermost pipe body unit is provided with the hood, the hood is internally provided with the fan driven by the power device and distributed in a pyramid shape and comprises a top cover and support legs, and a plurality of rain baffles are arranged between the adjacent support legs.

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

the utility model discloses improved the bearing structure in the house fire prevention exhaust passage, used a plurality of bearing posts to support the weight of each body unit. The utility model has the advantages of simple structure, convenient construction, strong bearing capacity and good stability.

Drawings

Fig. 1 is a perspective view of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1;

fig. 3 is a perspective view of the bottommost pipe unit of the present invention;

fig. 4 is a perspective view of the wind guide cover of the present invention;

FIG. 5 is a front view of the hood of the present invention;

reference numerals are as follows: 1. a tube body; 2. a fire check valve; 3. a support post; 4. a notch; 5. an air guide pipe; 6. a wind guide cover; 61. a wind scooper; 7. a hood; 71. a top cover; 72. a support leg; 73. a rain shield; 8. a fan.

Detailed Description

The invention will be further described in the following with reference to specific embodiments thereof, with reference to the accompanying drawings, in which figures 1 to 5:

the utility model provides a house fire prevention exhaust passage, includes the exhaust passage that square cavity body 1 constitutes, body 1 is piled up by a plurality of body unit and is constituted, every the body unit corresponds a floor, every all be provided with water conservancy diversion formula fire prevention check valve 2 on the body unit, water conservancy diversion formula fire prevention check valve 2's valve body is located 1 inner chamber of body, and its air intake is linked together with indoor oil extraction cigarette pipeline, and is adjacent be provided with a plurality of bearing post 3 between the body unit, the middle part of bearing post 3 sets up in the breach 4 departments at 1 angle of body, the both ends and the wall body fixed connection of bearing post 3.

All be provided with four bearing post 3 between the body unit of each adjacent layer in the embodiment, correspond four angles of body 1 respectively, four bearing post 3 constitute a set of bearing structure, carry out the bearing to the body unit of top jointly to obtain stable structure. During construction, the bearing column 3 can be connected by machining a mounting hole in a wall body and then using a fastener; and the fixing can also be realized by pouring and other manners.

Compare fig. 2, the angle department of adjacent body unit all is provided with breach 4, and two upper and lower breach 4 structures are the same, constitute the complete breach 4 that holds support post 3 jointly, through above structure, can make the joint structure of two upper and lower body units more stable.

Preferably, breach 4 is isosceles right triangle, the contained angle of

bearing post

3 and 1 outer wall of body is 45, through above structure, can obtain more stable bearing structure.

The supporting column 3 is made of hard materials, and preferably, the supporting column 3 is a steel cylinder.

Referring to fig. 3 and 4, an air guide pipe 5 communicated with an inner cavity of the pipe body 1 is arranged on the pipe body unit at the bottommost layer, an air guide cover 6 is arranged at the outer end of the air guide pipe 5, a plurality of air guide grooves are formed in the air guide cover 6, an air guide cover 61 with an opening at the lower end covers the air guide grooves, and in the working process, air enters from the air guide pipe 5, moves upwards along an exhaust passage and is finally discharged from the topmost end; the wind scooper 61 is used for protecting the wind guide structure and preventing sundries and rainwater from entering along with wind.

Referring to fig. 1 and 5, the uppermost pipe unit corresponds to a roof layer, the upper end of the uppermost pipe unit is provided with a hood 7, a fan 8 driven by a power device is arranged in the hood 7, the fan 8 drives air to move upwards so as to be discharged, the hood 7 is distributed in a pyramid shape and comprises a top cover 71 and support legs 72, a plurality of rain baffles 73 are arranged between the adjacent support legs 72, and the top cover 71 and the rain baffles 73 are used for shielding an exhaust passage and preventing impurities and rainwater from entering.

The above-mentioned embodiment is only the preferred embodiment of the present invention, and does not limit the protection scope of the present invention according to this, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a house fire prevention exhaust passage, includes the exhaust passage that square hollow body (1) constitutes, body (1) is piled up by a plurality of body unit and is constituted, every the body unit corresponds a floor, its characterized in that, every all be provided with water conservancy diversion formula fire prevention check valve (2) on the body unit, the valve body of water conservancy diversion formula fire prevention check valve (2) is located body (1) inner chamber, and its air intake is linked together with indoor oil extraction cigarette pipeline, and is adjacent be provided with a plurality of bearing post (3) between the body unit, the middle part of bearing post (3) sets up in breach (4) department at body (1) angle, the both ends and wall body fixed connection of bearing post (3).

2. Residential fire protection vent according to claim 1, characterized in that said supporting columns (3) are provided with four, respectively corresponding to the four corners of the tubular body (1).

3. A fire protection vent according to claim 1, wherein the adjacent pipe body units are provided with notches (4) at their corners, and the upper and lower notches (4) are identical in structure and together form a complete notch (4) for receiving the support post (3).

4. A residential fire protection vent according to claim 3, characterized in that the gap (4) is an isosceles right triangle, and the angle between the supporting pillar (3) and the outer wall of the pipe body (1) is 45 °.

5. Residential fire protection vent according to claim 1, characterized in that the supporting column (3) is a steel cylinder.

6. The residential fire-proof exhaust duct according to claim 1, characterized in that an air guide pipe (5) communicated with the inner cavity of the pipe body (1) is arranged on the lowest layer of the pipe body unit, an air guide cover (6) is arranged at the outer end of the air guide pipe (5), a plurality of air guide grooves are arranged on the air guide cover (6), and an air guide cover (61) with an opening at the lower end is covered outside the air guide grooves.

7. The residential fire protection vent according to claim 1, wherein the uppermost pipe body unit is provided with a hood (7) at an upper end thereof corresponding to a roof layer, a power device-driven fan (8) is provided in the hood (7), the hood (7) is distributed in a pyramid shape and comprises a top cover (71) and legs (72), and a plurality of rain shields (73) are provided between adjacent legs (72).