CN219282665U

CN219282665U - Smoke-proof device

Info

Publication number: CN219282665U
Application number: CN202320629923.8U
Authority: CN
Inventors: 李宝明; 王彬
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-03-23
Filing date: 2023-03-23
Publication date: 2023-06-30
Anticipated expiration: 2033-03-23

Abstract

The utility model provides a smoke prevention device, which comprises a smoke discharge chamber body, wherein a connecting box is arranged below the smoke discharge chamber body, the bottom of the smoke discharge chamber body is communicated with a connecting pipe, the bottom of the connecting pipe extends to the inner cavity of the connecting box and is fixedly connected with the connecting box, and the lower end of the inner cavity of the connecting box is movably connected with an air inlet pipe; according to the utility model, the threaded rod is rotated, the threaded sleeve plate can be driven to move to one side while the threaded rod rotates, the threaded sleeve plate drives the sliding prevention frame to move to one side to be separated from the air inlet pipe body, so that the supporting limit of the air inlet pipe body can be relieved, the air inlet pipe body is pulled to enable the first magnet and the second magnet to be separated from magnetic connection, and the effect that the air inlet pipe body is separated from the inner cavity of the connecting pipe can be realized, so that the connecting pipe and the air inlet pipe body are separated and detached, the air inlet pipe and the smoke exhaust chamber are effectively prevented from being fixedly connected, the disassembly is inconvenient, the smoke dust is cleaned in the later stage, and the air inlet and smoke prevention quality is further influenced.

Description

Smoke-proof device

Technical Field

The utility model belongs to the field of smoke-proof equipment, in particular to a smoke-proof device, which can disassemble an air inlet pipeline so as to treat smoke dust deposited in the interior conveniently, effectively prevent the air inlet pipeline from being fixedly connected with a smoke exhaust chamber, and is inconvenient to disassemble, so that the smoke dust is inconvenient to clean in the later stage, and the air inlet and smoke-proof quality is affected.

Background

The smoke-proof device is a device for preventing smoke from entering an evacuation channel by adopting a mechanical pressurizing air supply mode or a natural ventilation mode, and is widely applied to the field of constructional engineering so as to ensure the ventilation safety of the building environment.

According to patent application number 201921812880.7, a smoke prevention and exhaust device for a building is disclosed, which comprises an air inlet channel, an air inlet, a smoke exhaust chamber, a blower, an exhaust fan, a chimney and a smoke exhaust fireproof valve, wherein the air inlet channel is of a U-shaped structure, one end of the air inlet channel is provided with the air inlet, the other end of the air inlet channel is communicated with the smoke exhaust chamber, a first filter screen is arranged at the communicating position, the blower is arranged on the side surface of the smoke exhaust chamber, the blower is positioned on one side of the first filter screen, a second filter screen is arranged on one side, far away from the blower, of the smoke exhaust chamber, the second filter screen divides the smoke exhaust chamber into a front chamber and the smoke exhaust channel, the upper end of the smoke exhaust channel is fixedly provided with the chimney, the exhaust fan is arranged in the chimney, and the smoke exhaust fireproof valve is arranged on the side surface of the exhaust fan; the technical scheme overall structure of this comparative example is compact, carry out mechanical type through setting up forced draught blower and exhaust fan and discharge fume, be difficult to receive the influence of external condition, can guarantee to discharge fume steadily high-efficiently, the air inlet pipeline of U type structure simultaneously, can make the smoke and dust pile up in the air inlet pipeline, can reach the purpose of smoke prevention, and the security is higher, but when actual use, the smoke and dust can pile up at the air inlet channel, and then can cause the jam to the air inlet pipeline, because air inlet pipeline and smoke exhaust room are fixed connection, be inconvenient for dismantling, extremely inconvenient when leading to the later stage to clear up the smoke and dust, and then influenced the quality of air inlet and smoke prevention.

In summary, the present utility model provides a smoke preventing device to solve the above-mentioned problems.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a smoke prevention device, which solves the problems that smoke dust can be accumulated in an air inlet channel and further the air inlet channel is blocked in the prior art, and the air inlet channel and a smoke exhaust chamber are fixedly connected and inconvenient to detach, so that the smoke dust is inconvenient to clean in the later stage, and the air inlet and smoke prevention quality is affected.

The utility model provides a smoke protection device, includes smoke exhaust room body, smoke exhaust room body's below is provided with the connection box, smoke exhaust room body's bottom intercommunication has the connecting pipe, the bottom of connecting pipe extends to the inner chamber of connection box, and with connection box fixed connection, the lower extreme swing joint of connection box inner chamber has the air-supply line body, the equal swing joint in both sides of connection box inner chamber has the threaded rod, the surface threaded connection of threaded rod has the screw thread sleeve board, one side fixedly connected with skid-proof frame that the screw thread sleeve board is close to the air-supply line body, the inner wall of skid-proof frame and the surface contact of the air-supply line body, the lower extreme fixedly connected with second magnet on air-supply line body surface, the bottom fixedly connected with first magnet of connecting pipe, the bottom of first magnet contacts with the top of second magnet, and magnetism is connected between first magnet and the second magnet.

Preferably, the upper end of the surface of the air inlet pipe body is fixedly connected with a sealing ring, and the surface of the sealing ring is in contact with the inner wall of the connecting pipe.

Preferably, the two sides at the top of the inner cavity of the connecting box are fixedly connected with the supporting plate, and one end of the threaded rod is movably connected with one side of the supporting plate through a bearing.

Preferably, the bottom fixedly connected with stopper of screw thread sleeve board, the spacing groove has all been seted up to the both sides of connection box inner chamber bottom, the bottom of stopper extends to the inner chamber of spacing groove to with the inner chamber sliding connection of spacing groove.

Preferably, the front of the connection box is provided with a visual window, and the visual window is made of transparent glass.

Preferably, the top of the air inlet pipe body extends to the inner cavity of the connecting pipe and is movably connected with the inner cavity of the connecting pipe.

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

1. the connecting box is used for protecting the threaded rod, the threaded sleeve plate and the anti-skid frame, effectively prevents the threaded rod, the threaded sleeve plate and the anti-skid frame from being damaged by external factors, is convenient for fixing the connecting pipe, can enable the connecting pipe to be clamped with the air inlet pipe body, and can protect the joint of the connecting pipe and the connecting box.

2. According to the utility model, through the cooperation of the connecting pipe, the air inlet pipe body, the threaded rod, the threaded sleeve plate, the anti-sliding frame, the first magnet and the second magnet, the threaded rod is rotated, the threaded rod can drive the threaded sleeve plate to move to one side while rotating, the threaded sleeve plate drives the anti-sliding frame to move to one side to be disconnected with the air inlet pipe body, so that the supporting limit of the air inlet pipe body can be relieved, the air inlet pipe body is pulled to enable the first magnet and the second magnet to be disconnected with each other, the effect that the air inlet pipe body is disconnected from the inner cavity of the connecting pipe can be realized, the connecting pipe and the air inlet pipe body are separated and detached, the air inlet pipe and the smoke exhaust chamber are effectively prevented from being fixedly connected, the disassembly is inconvenient, the smoke dust is cleaned in the later period, and the air inlet and smoke preventing quality are further influenced.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic cross-sectional elevation view of the junction box of the present utility model;

FIG. 3 is a schematic view showing a structure of the utility model in a state of separating a connection pipe from an air inlet pipe body;

fig. 4 is a schematic view of a partially enlarged structure at a in fig. 2 according to the present utility model.

In the figure:

1. a smoke exhaust chamber body; 2. a connection box; 3. a connecting pipe; 4. an air inlet pipe body; 5. a threaded rod; 6. a thread sleeve plate; 7. anti-skid; 8. a first magnet; 9. a second magnet; 10. a seal ring; 11. a support plate; 12. a limiting block; 13. a limit groove; 14. and a visual window.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

As shown in fig. 1-4, the utility model provides a smoke prevention device, which comprises a smoke discharge chamber body 1, wherein a connecting box 2 is arranged below the smoke discharge chamber body 1, the bottom of the smoke discharge chamber body 1 is communicated with a connecting pipe 3, the bottom of the connecting pipe 3 extends to the inner cavity of the connecting box 2 and is fixedly connected with the connecting box 2, the lower end of the inner cavity of the connecting box 2 is movably connected with an air inlet pipe body 4, two sides of the inner cavity of the connecting box 2 are movably connected with threaded rods 5, the surface of the threaded rods 5 is in threaded connection with a threaded sleeve plate 6, one side of the threaded sleeve plate 6 close to the air inlet pipe body 4 is fixedly connected with an anti-skid frame 7, the inner wall of the anti-skid frame 7 is in contact with the surface of the air inlet pipe body 4, the lower end of the surface of the air inlet pipe body 4 is fixedly connected with a second magnet 9, the bottom of the connecting pipe 3 is fixedly connected with a first magnet 8, the bottom of the first magnet 8 is in contact with the top of the second magnet 9, and the first magnet 8 and the second magnet 9 are magnetically connected.

As an embodiment of the utility model, the upper end of the surface of the air inlet pipe body 4 is fixedly connected with the sealing ring 10, the surface of the sealing ring 10 is contacted with the inner wall of the connecting pipe 3, and the sealing ring 10 has the effect of sealing the joint of the connecting pipe 3 and the air inlet pipe body 4, thereby effectively preventing gas leakage.

As an implementation mode of the utility model, the two sides of the top of the inner cavity of the connecting box 2 are fixedly connected with the supporting plate 11, one end of the threaded rod 5 is movably connected with one side of the supporting plate 11 through the bearing, and the supporting plate 11 is arranged to play a role in stably supporting the threaded rod 5, so that the stability of the threaded rod 5 is effectively ensured.

As one implementation mode of the utility model, the bottom of the thread bush plate 6 is fixedly connected with the limiting block 12, both sides of the bottom of the inner cavity of the connecting box 2 are provided with the limiting grooves 13, the bottom of the limiting block 12 extends to the inner cavity of the limiting groove 13 and is in sliding connection with the inner cavity of the limiting groove 13, and the limiting block 12 and the limiting groove 13 are arranged to achieve the effect of limiting the movement track of the thread bush plate 6 and effectively prevent the dislocation of the thread bush plate 6 during movement.

As an implementation mode of the utility model, the front surface of the connecting box 2 is provided with the visual window 14, and the visual window 14 is made of transparent glass, and the effect of conveniently checking the condition of the inner cavity of the connecting box 2 is achieved by arranging the visual window 14, so that whether the connection between the connecting pipe 3 and the air inlet pipe body 4 is stable or not is observed in real time.

As an embodiment of the present utility model, the top of the air inlet pipe body 4 extends to the inner cavity of the connection pipe 3 and is movably connected with the inner cavity of the connection pipe 3.

The specific working principle is as follows:

when the air inlet pipe body 4 needs to be disassembled and cleaned, the threaded rod 5 is reversely rotated, the threaded rod 5 can drive the threaded sleeve plate 6 to move to one side while rotating, the threaded sleeve plate 6 drives the anti-sliding frame 7 to move to one side to be separated from the air inlet pipe body 4, the supporting limit of the air inlet pipe body 4 can be relieved, then the air inlet pipe body 4 is pulled, the air inlet pipe body 4 drives the second magnet 9 to move downwards, the air inlet pipe body 4 is separated from the inner cavity of the connecting pipe 3, meanwhile, the first magnet 8 and the second magnet 9 are separated from magnetic connection, the connecting pipe 3 and the air inlet pipe body 4 can be separated and disassembled, the air inlet pipe and the smoke exhaust chamber are effectively prevented from being fixedly connected, the disassembly is inconvenient, the smoke dust is extremely inconvenient in later period, the condition of air inlet and smoke prevention quality is further influenced, when the cleaning is finished and the air inlet pipe body needs to be assembled again, firstly, the top of the air inlet pipe body 4 is inserted into the inner cavity of the connecting pipe 3, the air inlet pipe body 4 drives the sealing ring 10 to enter the inner cavity of the connecting pipe 3, so as to ensure the tightness of connection, then the first magnet 8 and the second magnet 9 are contacted and magnetically connected, the connecting pipe 3 and the air inlet pipe body 4 are limited by the way, then the threaded rod 5 is rotated in the forward direction, the threaded rod 5 can drive the thread sleeve plate 6 to move to one side while rotating, the thread sleeve plate 6 drives the anti-sliding frame 7 to move to one side to contact with the air inlet pipe body 4, further the support and the fixation of the air inlet pipe body 4 are realized, the installation of the connecting pipe 3 and the air inlet pipe body 4 is completed, the problem that smoke dust is accumulated in an air inlet channel in the prior art is solved, the air inlet channel is blocked, the air inlet channel and the smoke exhaust chamber is not convenient to detach, the smoke dust is inconvenient to clean in the later stage, thereby affecting the quality of air intake and smoke protection.

The embodiments of the present utility model have been shown and described for the purpose of illustration and description, it being understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made therein by one of ordinary skill in the art without departing from the scope of the utility model.

Claims

1. A smoke protection device comprising a smoke evacuation chamber (1), characterized in that: the utility model discloses a smoke exhaust room body, including smoke exhaust room body (1), connecting box (2) are provided with to the below of smoke exhaust room body (1), the bottom intercommunication of smoke exhaust room body (1) has connecting pipe (3), the bottom of connecting pipe (3) extends to the inner chamber of connecting box (2), and with connecting box (2) fixed connection, the lower extreme swing joint of connecting box (2) inner chamber has air-supply line body (4), the equal swing joint in both sides of connecting box (2) inner chamber has threaded rod (5), the surface threaded connection of threaded rod (5) has screw thread sleeve board (6), one side fixedly connected with anti-skidding frame (7) that screw thread sleeve board (6) is close to air-supply line body (4), the inner wall of anti-skidding frame (7) and the surface contact of air-supply line body (4), the lower extreme fixedly connected with second magnet (9) of air-supply line body (4) surface, the bottom fixedly connected with first magnet (8) of connecting pipe (3), the bottom of first magnet (8) and the top contact of second magnet (9), and magnetism are connected between first magnet (8) and the second magnet (9).

2. A smoke-protection apparatus as defined in claim 1, wherein: the upper end of the surface of the air inlet pipe body (4) is fixedly connected with a sealing ring (10), and the surface of the sealing ring (10) is in contact with the inner wall of the connecting pipe (3).

3. A smoke-protection apparatus as defined in claim 1, wherein: the two sides of the top of the inner cavity of the connecting box (2) are fixedly connected with a supporting plate (11), and one end of the threaded rod (5) is movably connected with one side of the supporting plate (11) through a bearing.

4. A smoke-protection apparatus as defined in claim 1, wherein: the bottom fixedly connected with stopper (12) of thread bush board (6), spacing groove (13) have all been seted up to the both sides of connection box (2) inner chamber bottom, the bottom of stopper (12) extends to the inner chamber of spacing groove (13) to with the inner chamber sliding connection of spacing groove (13).

5. A smoke-protection apparatus as defined in claim 1, wherein: the front of the connecting box (2) is provided with a visual window (14), and the visual window (14) is made of transparent glass.

6. A smoke-protection apparatus as defined in claim 1, wherein: the top of the air inlet pipe body (4) extends to the inner cavity of the connecting pipe (3) and is movably connected with the inner cavity of the connecting pipe (3).