Fireproof device for preventing flue fire

Abstract

The utility model discloses a fire prevention device for preventing flue fire, which belongs to the technical field of flue fire prevention and is characterized by comprising a flue, a fire prevention mechanism is arranged in the flue, a mounting component is arranged on one side of the fire prevention mechanism, and a dismounting component is arranged on one side of the mounting component. The fireproof mechanism can prevent flames from reversely rushing into the personal flue from the interior of the public flue to cause damage during use, the fireproof mechanism can be more conveniently mounted by arranging the mounting assembly during use, use is simple and convenient, the fireproof mechanism can be more conveniently dismounted by arranging the dismounting assembly during use, and use is more convenient. By arranging the filtering assembly, smoke dust in the flue can be simply filtered by the filtering assembly during use, the oil contamination adhesion degree in the flue can be reduced, and by arranging the stabilizing assembly, the sliding block can run more stably during use.

Description

Technical Field

[0001] The utility model relates to the technical field of flue fire prevention, in particular to a fire prevention device for preventing flue fire. Background Art

[0002] Flue fire protection refers to a series of fire prevention measures taken in the flue system of a building to prevent the occurrence of fire, stop the spread of fire and ensure the safe evacuation of personnel. The flue is an important channel for smoke exhaust, ventilation and evacuation in a building, so effective fire protection design and management are crucial.

[0003] The Chinese utility model patent currently announced as: CN217612610U discloses a chimney flue fire prevention device, including a rainproof fire extinguishing cap installed on the top of the chimney and a spark detector installed on the chimney body, the rainproof fire extinguishing cap is a hollow structure inside and connected to a high-pressure water supply system, the lower part of the rainproof fire extinguishing cap is provided with a plurality of dense and internally and externally penetrating spray water holes, the rainproof fire extinguishing cap is connected to the chimney through a lifting mechanism, the lifting mechanism drives the rainproof fire extinguishing cap to contact or separate from the chimney, the spark detector, the high-pressure water supply system and the lifting mechanism are all connected to a control system, the high-pressure water supply system includes a water tank, a water pump and a water pipe, the water tank and the water pump, the water pump and the rainproof fire extinguishing cap are all connected by water pipes, and the water pump is connected to the control system; the chimney flue fire prevention device provided by this utility model adopts a combination of spraying water and isolating air to quickly prevent the spread of fire in the chimney and extinguish the flame.

[0004] Although this patent has the effect of quickly preventing the spread of fire in the chimney and extinguishing the flame by combining water spraying with air isolation, in actual use, the fire in the chimney will flow into the kitchen of an individual family through the flue and cause a more serious fire, and the flame backflow cannot be prevented. Utility Model Content

[0005] 1. Technical issues to be solved

[0006] The utility model provides a fire prevention device for preventing flue fires, aiming to solve the problem that the fire in the chimney of the existing fire prevention device for preventing flue fires may flow into the kitchen of a family through the flue to cause a more serious fire during actual use, and the flame backflow cannot be prevented.

[0007] 2. Technical solution

[0008] The utility model is implemented as follows: a fire prevention device for preventing flue fires, comprising a flue, a fire prevention mechanism is arranged inside the flue, a mounting assembly is arranged on one side of the fire prevention mechanism, a disassembly assembly is arranged on one side of the mounting assembly, a filter assembly is arranged on the top of the fire prevention mechanism, and a stabilization assembly is arranged on one side of the fire prevention mechanism;

[0009] The fire protection mechanism includes a mounting tube, a vent, a sliding rod and a sliding block. The mounting tube is arranged inside the flue, the vent is opened on one side of the mounting tube, a plurality of sliding rods are fixedly connected to the inside of the mounting tube, and the sliding block is slidably connected to one side of the sliding rod.

[0010] In order to achieve the effect of convenient installation, as a preferred fire prevention device for preventing flue fires of the utility model, the installation component includes an installation groove, a mounting block, an installation spring and a fixing groove, a plurality of the installation grooves are opened on one side of the installation tube, the installation block is slidably connected to the inside of the installation groove, the installation spring is arranged inside the installation groove and used in conjunction with the installation block, and a plurality of the fixing grooves are opened on one side of the flue and are used in conjunction with the installation block for plugging.

[0011] In order to achieve the effect of convenient disassembly, as a preferred fire prevention device for preventing flue fires of the utility model, the disassembly assembly includes a pull rod and a pull block, the pull rod is fixedly connected to one side of the mounting block, and the pull block is fixedly connected to one side of the pull rod.

[0012] In order to achieve the effect of reducing the adhesion of oil stains in the flue, as a preferred fire prevention device for preventing flue fires in the utility model, the filter assembly includes a support column and a filter net, a plurality of the support columns are fixedly connected to the top of the mounting tube, and the filter net is fixedly connected to the top of the support column.

[0013] In order to increase the sealing of the vents and the fire protection capability, the utility model is preferably a fire protection device for preventing flue fires. The stabilizing assembly includes a stabilizing ring and a stabilizing groove. The stabilizing ring is fixedly connected to the inside of the mounting tube. The stabilizing groove is opened at the bottom of the sliding block and is used in conjunction with the stabilizing ring for insertion.

[0014] In order to achieve the effect of making the sliding block more convenient to enter the interior of the fixing groove, as a preferred fire prevention device for preventing flue fires of the utility model, one side of the mounting block is provided with an inclined surface.

[0015] In order to achieve the effect of increasing the sealing performance of the sliding block, as a preferred fire prevention device for preventing flue fires of the utility model, a sealing ring for increasing the sealing effect is arranged inside the vent.

[0016] In order to achieve the effect of the sliding block always maintaining a sealed state, as a preferred fire prevention device for preventing flue fires of the utility model, a sealing spring is provided on one side of the sliding rod.

[0017] 3. Beneficial effects

[0018] Compared with the prior art, the beneficial effects of the utility model are:

[0019] The fire prevention device for preventing flue fires has a fire prevention mechanism which can prevent flames from flowing back from the inside of a public flue into a personal flue and causing damage when in use; an installation component is provided so that the installation component can be more conveniently installed when in use, and the use is simple and convenient; a disassembly component is provided so that the fire prevention mechanism can be more conveniently disassembled when in use; a filter component is provided so that the filter component can simply filter smoke inside the flue when in use, and the degree of oil stain adhesion inside the flue can be reduced; a stabilization component is provided so that the stabilization component can make the sliding block run more stably when in use; and an installation cylinder, a vent, a sliding rod and a sliding block are provided so that when a fire occurs in the flue and flames flow back during use, the sliding block will slide on the sliding rod and finally block the vent, so that the flame cannot circulate. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is the overall structure diagram of the utility model;

[0021] Figure 2 It is a right view of the utility model;

[0022] Figure 3 For this utility model Figure 2 Schematic diagram of the cross section at AA in the middle;

[0023] Figure 4 It is a schematic diagram of the fire prevention mechanism of the utility model;

[0024] Figure 5 For this utility model Figure 4 Schematic diagram of the cross section at point A in the middle.

[0025] Description of the numbers in the figure:

[0026] 1. Flue; 2. Fire prevention mechanism; 3. Installation assembly; 4. Disassembly assembly; 5. Filter assembly; 6. Stabilization assembly; 201. Installation cylinder; 202. Vent; 203. Sliding rod; 204. Sliding block; 301. Installation slot; 302. Installation block; 303. Installation spring; 304. Fixed slot; 401. Pull rod; 402. Pull block; 501. Support column; 502. Filter; 601. Stabilization ring; 602. Stabilization slot; 7. Inclined surface; 8. Sealing ring; 9. Sealing spring. DETAILED DESCRIPTION

[0027] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0028] In the description of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, in the description of the present invention, "multiple" means two or more, unless otherwise clearly and specifically defined.

[0029] See also Figure 1-5 The utility model provides a technical solution: a fire prevention device for preventing flue fires, comprising a flue 1, a fire prevention mechanism 2 is arranged inside the flue 1, a mounting assembly 3 is arranged on one side of the fire prevention mechanism 2, a disassembly assembly 4 is arranged on one side of the mounting assembly 3, a filter assembly 5 is arranged on the top of the fire prevention mechanism 2, and a stabilization assembly 6 is arranged on one side of the fire prevention mechanism 2;

[0030] The fire protection mechanism 2 includes a mounting tube 201, a vent 202, a sliding rod 203 and a sliding block 204. The mounting tube 201 is arranged inside the flue 1, the vent 202 is opened on one side of the mounting tube 201, a plurality of sliding rods 203 are fixedly connected to the inside of the mounting tube 201, and the sliding block 204 is slidably connected to one side of the sliding rod 203.

[0031] In this embodiment: when in use, the fire prevention mechanism 2 can prevent the flame from flowing back from the inside of the public flue into the inside of the personal flue and causing damage. By setting the installation component 3, the installation component 3 can more conveniently install the fire prevention mechanism 2 when in use, and it is simple and convenient to use. By setting the disassembly component 4, the fire prevention mechanism 2 can be more conveniently disassembled when in use. By setting the filter component 5, the filter component 5 can simply filter the smoke inside the flue 1 when in use, which can reduce the adhesion of oil stains inside the flue 1. By setting the stabilization component 6, the stabilization component 6 can make the sliding block 204 run more stably when in use. By setting the installation cylinder 201, the vent 202, the sliding rod 203 and the sliding block 204, when a fire occurs in the flue 1 during use and the flame flows back, the sliding block 204 will slide on the sliding rod 203 and finally block the vent 202, so that the flame cannot circulate.

[0032] As a technical optimization solution of the present invention, the installation component 3 includes an installation groove 301, a installation block 302, an installation spring 303 and a fixing groove 304. Multiple installation grooves 301 are opened on one side of the installation tube 201, the installation block 302 is slidably connected to the inside of the installation groove 301, the installation spring 303 is arranged inside the installation groove 301 and is used in conjunction with the installation block 302, and multiple fixing grooves 304 are opened on one side of the flue 1 and are used in conjunction with the installation block 302 for plugging.

[0033] In this embodiment: by providing the installation groove 301, the installation block 302, the installation spring 303 and the fixing groove 304, when the installation tube 201 needs to be installed during use, the installation block 302 is received into the interior of the installation groove 301, and then the installation tube 201 is inserted into the interior of the flue 1, so that the installation groove 301 is aligned with the fixing groove 304. At this time, the installation block 302 inside the installation groove 301 will be rebounded into the interior of the fixing groove 304 by the elastic force of the installation spring 303 to be fixed, so as to facilitate installation.

[0034] As a technical optimization solution of the present invention, the disassembly assembly 4 includes a pull rod 401 and a pull block 402 . The pull rod 401 is fixedly connected to one side of the installation block 302 , and the pull block 402 is fixedly connected to one side of the pull rod 401 .

[0035] In this embodiment: by setting the pull rod 401 and the pull block 402, when disassembly is required during use, the pull block 402 is pulled to drive the pull rod 401 to move, and the pull rod 401 drives the installation block 302 to retract into the interior of the installation groove 301. At this time, the installation tube 201 can be taken out of the flue 1 for easy disassembly.

[0036] As a technical optimization solution of the present invention, the filter assembly 5 includes a support column 501 and a filter screen 502 . A plurality of support columns 501 are fixedly connected to the top of the mounting cylinder 201 , and the filter screen 502 is fixedly connected to the top of the support column 501 .

[0037] In this embodiment, by providing the support column 501 and the filter net 502 , when in use, the support column 501 and the filter net 502 can absorb the oil stains of smoke and dust in the flue 1 , thereby reducing the adhesion of the oil stains in the flue 1 .

[0038] As a technical optimization solution of the utility model, the stabilizing component 6 includes a stabilizing ring 601 and a stabilizing groove 602. The stabilizing ring 601 is fixedly connected to the inside of the installation tube 201, and the stabilizing groove 602 is opened at the bottom of the sliding block 204 and is used in conjunction with the stabilizing ring 601 for insertion.

[0039] In this embodiment: by providing a stabilizing ring 601 and a stabilizing groove 602, when the sliding block 204 slides on one side of the sliding rod 203 during use, the stabilizing ring 601 will be inserted into the interior of the stabilizing groove 602 to increase the sealing of the vent 202 and increase the fire protection capability.

[0040] As a technical optimization solution of the present invention, an inclined surface 7 is provided on one side of the mounting block 302 .

[0041] In this embodiment, by providing the inclined surface 7 , the inclined surface 7 can make the sliding block 204 more convenient to enter the interior of the fixing groove 304 during use.

[0042] As a technical optimization solution of the present invention, a sealing ring 8 is provided inside the vent 202 to increase the sealing effect.

[0043] In this embodiment, by providing the sealing ring 8 , the sealing ring 8 can increase the sealing performance of the sliding block 204 during use.

[0044] As a technical optimization solution of the present invention, a sealing spring 9 is provided on one side of the sliding rod 203 .

[0045] In this embodiment, by providing a sealing spring 9, the sealing spring 9 can exert elastic force on the sliding block 204 during use, so that the sliding block 204 always maintains a sealed state.

[0046] Working principle: First, when in use, the stabilizing component 6 can make the sliding block 204 run more stably. By setting the mounting tube 201, the vent 202, the sliding rod 203 and the sliding block 204, when a fire occurs in the flue 1 during use and flame backflow occurs, the sliding block 204 will slide on the sliding rod 203 and finally block the vent 202, so that the flame cannot circulate. When it is necessary to install the mounting tube 201, the mounting block 302 is received into the interior of the mounting groove 301, and then the mounting tube 201 is inserted into the interior of the flue 1 so that the mounting groove 301 is aligned with the fixing groove 304. At this time, the mounting block 302 inside the mounting groove 301 will be rebounded into the interior of the fixing groove 304 by the elastic force of the mounting spring 303 for fixing, which is convenient for installation. When disassembly is required, the pull block 402 is pulled to drive the pull rod 401 to move, and the pull rod 401 drives the mounting block 302 to retract into the interior of the mounting groove 301. At this time, the mounting tube 201 can be taken out of the flue 1 for easy disassembly.

[0047] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A fire prevention device for preventing flue fires, comprising a flue (1), characterized in that: A fire prevention mechanism (2) is arranged inside the flue (1); a mounting assembly (3) is arranged on one side of the fire prevention mechanism (2); a disassembly assembly (4) is arranged on one side of the mounting assembly (3); a filtering assembly (5) is arranged on the top of the fire prevention mechanism (2); and a stabilization assembly (6) is arranged on one side of the fire prevention mechanism (2); The fire protection mechanism (2) comprises a mounting tube (201), a vent (202), a sliding rod (203) and a sliding block (204); the mounting tube (201) is arranged inside the flue (1); the vent (202) is opened on one side of the mounting tube (201); a plurality of sliding rods (203) are fixedly connected to the inside of the mounting tube (201); and the sliding block (204) is slidably connected to one side of the sliding rod (203).

2. A fire prevention device for preventing flue fire according to claim 1, characterized in that: The mounting assembly (3) comprises a mounting groove (301), a mounting block (302), a mounting spring (303) and a fixing groove (304); a plurality of the mounting grooves (301) are provided on one side of the mounting tube (201); the mounting block (302) is slidably connected to the inside of the mounting groove (301); the mounting spring (303) is arranged inside the mounting groove (301) and is used in conjunction with the mounting block (302); and a plurality of the fixing grooves (304) are provided on one side of the flue (1) and are used in conjunction with the mounting block (302) for plugging.

3. A fire prevention device for preventing flue fire according to claim 2, characterized in that: The disassembly assembly (4) comprises a pull rod (401) and a pull block (402), wherein the pull rod (401) is fixedly connected to one side of the mounting block (302), and the pull block (402) is fixedly connected to one side of the pull rod (401).

4. A fire prevention device for preventing flue fire according to claim 1, characterized in that: The filter assembly (5) comprises a support column (501) and a filter net (502); a plurality of the support columns (501) are fixedly connected to the top of the mounting cylinder (201); and the filter net (502) is fixedly connected to the top of the support column (501).

5. A fire prevention device for preventing flue fire according to claim 1, characterized in that: The stabilizing assembly (6) comprises a stabilizing ring (601) and a stabilizing groove (602). The stabilizing ring (601) is fixedly connected to the inside of the mounting tube (201). The stabilizing groove (602) is opened at the bottom of the sliding block (204) and is plugged in with the stabilizing ring (601) for use.

6. A fire prevention device for preventing flue fires according to claim 2, characterized in that: An inclined surface (7) is provided on one side of the mounting block (302).

7. A fire prevention device for preventing flue fire according to claim 1, characterized in that: A sealing ring (8) is arranged inside the vent (202) to increase the sealing effect.

8. A fire prevention device for preventing flue fire according to claim 1, characterized in that: A sealing spring (9) is provided on one side of the sliding rod (203).

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