CN217927340U

CN217927340U - Adjustable fire-proof valve

Info

Publication number: CN217927340U
Application number: CN202222369175.2U
Authority: CN
Inventors: 黄闰
Original assignee: Sichuan Xinmu Ventilation Equipment Co ltd
Current assignee: Sichuan Xinmu Ventilation Equipment Co ltd
Priority date: 2022-09-06
Filing date: 2022-09-06
Publication date: 2022-11-29
Anticipated expiration: 2032-09-06

Abstract

The application relates to an adjustable fire damper, which comprises a fire damper body, wherein a mounting frame is fixedly arranged on one side of the fire damper body, and a first fixing piece fixedly connected with a ventilating duct is arranged on the mounting frame; the side, away from the mounting frame, of the fire damper body is provided with a corrugated pipe, the corrugated pipe is communicated with the inner wall of the fire damper body, one end, away from the fire damper body, of the corrugated pipe is communicated with a sleeve, and the sleeve is used for being sleeved on the ventilating duct; and the sleeve is provided with a fixing component fixedly connected with the ventilation pipeline. This application has the effect of the installation of the fire prevention valve of being convenient for.

Description

Adjustable fire-proof valve

Technical Field

The application relates to the technical field of fire prevention valves, especially, relate to a fire prevention valve with adjustable.

Background

The fire valve is a fire valve, generally installs in sending back wind system or air conditioning system, is the open mode at ordinary times, opens when taking place the conflagration and discharges fume, closes when smoke temperature reaches 280 degrees in the exhaust pipe to satisfy in a certain time and leak cigarette volume and fire-resistant integrality requirement, play and separate the cigarette back-fire relief effect.

At present, the installation of fire prevention valve is generally earlier placed the fire prevention valve between two adjacent air ducts, uses bolt fixed connection with the outer edge of the air pipe of fire prevention valve and one side, then uses bolt fixed connection with the air pipe of fire prevention valve and opposite side to realize the installation of fire prevention valve.

However, because the ventilation ducts on both sides of the fire damper are often dislocated when being installed, after the fire damper is fixedly connected with the ventilation duct on one side, the fire damper is not aligned correctly when being connected with the ventilation duct on the other side, so that the fire damper is inconvenient to install.

SUMMERY OF THE UTILITY MODEL

In order to facilitate the installation fire prevention valve, the application provides a fire prevention valve with adjustable.

The application provides a fire prevention valve with adjustable adopts following technical scheme:

an adjustable fire damper comprises a fire damper body, wherein a mounting frame is fixedly arranged on one side of the fire damper body, and a first fixing piece fixedly connected with a ventilating duct is arranged on the mounting frame; the side, away from the mounting frame, of the fire damper body is provided with a corrugated pipe, the corrugated pipe is communicated with the inner wall of the fire damper body, one end, away from the fire damper body, of the corrugated pipe is communicated with a sleeve, and the sleeve is used for being sleeved on the ventilating duct; and the sleeve is provided with a fixing component fixedly connected with the ventilation pipeline.

By adopting the technical scheme, when the fire damper body is installed, the fire damper body is firstly placed between the two ventilation pipelines, and the fire damper body is fixedly connected with the ventilation pipe on one side through the first fixing piece on the installation frame; when the fire damper body is connected with the ventilation pipeline on the other side, the sleeve is sleeved on the other ventilation pipeline and is fixedly connected with the ventilation pipeline through the fixing component; when the fire prevention valve body and the ventilation pipe condition of counterpointing inaccurate, also can reach the fire prevention valve body and ventilation pipe and install.

Optionally, the fixed subassembly includes fixed block and driving piece, the fixed slot has just been seted up on telescopic inside wall, the fixed block slides along the direction of being close to or keeping away from telescopic and sets up in the fixed slot, the driving piece is used for ordering about the fixed block and slides.

Through adopting above-mentioned technical scheme, when the sleeve cover was established on air pipe, order about the fixed block through the driving piece and slide along the direction of keeping away from the sleeve to order about the fixed block and support tight air pipe's lateral wall, thereby reach sleeve and air pipe fixed connection's effect.

Optionally, the driving member includes a pull rod, a through hole is formed in the bottom wall of the fixing groove and along the sliding direction of the fixing block, the pull rod is slidably disposed in the through hole, and the pull rod is rotatably connected with the fixing block; the side wall of the pull rod is fixedly provided with an installation block, the outer side wall of the sleeve is provided with an installation groove communicated with the through hole, and the installation block is arranged in the installation groove in a sliding manner; the lateral wall of mounting groove has seted up the ring channel, the ring channel is used for supplying the installation piece to rotate.

By adopting the technical scheme, when the fixing block abuts against the side wall of the ventilating duct, the mounting block on the pull rod abuts against the side wall of the mounting groove; the pull rod is rotationally connected with the fixed block, and the pull rod is rotated to enable the mounting block to rotate into the annular groove; thereby realize fixed pull rod, can effectively prevent that the fixed block from sliding in the fixed slot.

Optionally, the sleeve is provided with an elastic element for driving the fixing block to slide in a direction away from the sleeve.

Through adopting above-mentioned technical scheme, make the fixed block have along the trend of keeping away from sleeve direction motion through the elastic component.

Optionally, the fire prevention valve body can be dismantled with the bellows and be connected, be provided with the subassembly that compresses tightly that is used for fixed bellows on the fire prevention valve body.

Through adopting above-mentioned technical scheme, the bellows uses after a period, and is ageing easily, when needs are replaced the bellows, loosens the subassembly that compresses tightly on the fire prevention valve body, demolishs the bellows, changes the bellows, increases the practicality

Optionally, the compression assembly comprises a fixing frame, a compression frame and a second fixing piece, the fixing frame is sleeved and fixed on the outer side wall of the fire damper body, the compression frame is slidably sleeved on the outer side wall of the fire damper body, and the corrugated pipe is placed between the compression frame and the fixing frame; the second fixing piece is used for fixing the pressing frame and the fixing frame.

Through adopting above-mentioned technical scheme, when fixing the bellows, place the bellows earlier between compressing tightly frame and fixed frame, then slide and compress tightly frame and bellows looks butt, will compress tightly frame, bellows and fixed frame through the second mounting at last and fix.

Optionally, an annular block is fixedly arranged on the inner wall of the sleeve, the annular block is located between the fire damper body and the fixed block, a sealing gasket is fixedly arranged at one end, far away from the fire damper body, of the annular block, and the sealing gasket is used for abutting against the ventilation pipeline; and a sealing gasket is fixedly arranged on one side, away from the fire damper body, of the mounting frame.

Through adopting above-mentioned technical scheme, through the setting of sealed the pad, make the junction of air pipe and fire prevention valve body keep sealed to a certain extent.

Optionally, the size of the nozzle of one end of the sleeve, which is far away from the corrugated pipe, is gradually increased along the direction far away from the fire damper body.

Through adopting the technical scheme, through the arrangement that the size of the upper opening of the sleeve is gradually increased along the direction away from the fire damper body, the sleeve is convenient to be sleeved on the ventilating pipeline to a certain extent

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the fire damper body is installed, the fire damper body is firstly placed between the two ventilation pipelines, and the fire damper body is fixedly connected with the ventilation pipeline on one side through a first fixing piece on the installation frame; when the fire damper body is connected with the ventilation pipeline on the other side, the sleeve is sleeved on the other ventilation pipeline and is fixedly connected with the ventilation pipeline through the fixing assembly; when the fire damper body and the ventilation pipeline are not aligned accurately, the fire damper body and the ventilation pipeline can be installed;

2. when the sleeve is sleeved on the ventilating duct, the fixing block is driven to slide along the direction far away from the sleeve by the driving piece, and the fixing block is driven to abut against the outer side wall of the ventilating duct, so that the effect of fixedly connecting the sleeve and the ventilating duct is achieved;

3. when the fixed block abuts against the side wall of the ventilation pipeline, the mounting block on the pull rod abuts against the side wall of the mounting groove; the pull rod is rotationally connected with the fixed block, and the pull rod is rotated to enable the mounting block to rotate into the annular groove; thereby realize fixed pull rod, can effectively prevent that the fixed block from sliding in the fixed slot.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is a cross-sectional view of the overall structure of the embodiment of the present application, mainly used to express the internal structure of the sleeve;

FIG. 3 is an enlarged view of a portion of the structure of an embodiment of the present application, primarily for the purpose of illustrating the hold-down assembly;

fig. 4 is a partial structural sectional view of the embodiment of the present application, which is mainly used for expressing a fixing component.

Description of reference numerals: 1. a fire damper body; 11. installing a frame; 12. a first bolt; 13. a seal ring; 2. a bellows; 3. a sleeve; 31. a ring block; 32. a gasket; 4. a fixing assembly; 41. a fixed block; 42. fixing grooves; 43. a pull rod; 44. a through hole; 45. mounting blocks; 46. mounting grooves; 47. an annular groove; 48. a pressure spring; 49. placing the blocks; 5. a compression assembly; 51. a fixing frame; 52. a pressing frame; 521. a sliding part; 522. a pressing part; 53. and a second bolt.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses fire prevention valve with adjustable. Referring to fig. 1, including fire prevention valve body 1, the fixed mounting frame 11 that is provided with in one side of fire prevention valve body 1, mounting frame 11 overlaps on the lateral wall of locating fire prevention valve body 1, be provided with on the mounting frame 11 with air pipe fixed connection's first mounting, first mounting includes first bolt 12, first bolt 12 is provided with a plurality ofly, set up the first thru hole that a plurality of confession first bolts 12 passed on the mounting frame 11, mounting frame 11 is through the air pipe fixed connection of first bolt 12 with one side.

Referring to fig. 1 and 2, one side that installing frame 11 was kept away from to fire prevention valve body 1 is provided with bellows 2, bellows 2 and fire prevention valve body 1's inner wall intercommunication, and bellows 2 keeps away from fire prevention valve body 1's one end intercommunication has sleeve 3, and sleeve 3 and fire prevention valve body 1's inner wall intercommunication, and sleeve 3 is used for the cover to establish on air pipe, and sleeve 3's inner wall and air pipe looks adaptation.

Referring to fig. 2 and 3, the fire damper body 1 is detachably connected with the corrugated pipe 2, and a compression assembly 5 for fixing the corrugated pipe 2 is arranged on the fire damper body 1; the pressing assembly 5 comprises a fixing frame 51, a pressing frame 52 and a second fixing piece, the fixing frame 51 is sleeved and fixed on the outer side wall of the fire damper body 1, the pressing frame 52 comprises a sliding part 521 and a pressing part 522, the sliding part 521 and the pressing part 522 of the pressing frame 52 are fixedly connected and mutually perpendicular, the sliding part 521 of the pressing frame 52 is slidably sleeved on the outer side wall of the fire damper body 1, the pressing part 522 and the sliding part 521 of the pressing frame 52 are used for abutting against the corrugated pipe 2, and the corrugated pipe 2 is placed between the pressing frame 52 and the fixing frame 51; the second fixed part is used for compressing tightly frame 52 and fixed frame 51 fixedly, the second fixed part includes second bolt 53, second bolt 53 is provided with a plurality ofly, on the sliding part 521 that compresses tightly frame 52 and seted up a plurality of second thru holes along the slip direction that compresses tightly frame 52, a plurality of third thru holes have been seted up on the corresponding position of bellows 2, the last screw hole that a plurality of confessions second bolt 53 wore to establish of having seted up of fixed frame 51, the position one-to-one of second thru hole and third thru hole, the position one-to-one of third thru hole and screw hole, second bolt 53 passes second thru hole and third thru hole and fixed frame 51 threaded connection.

Referring to fig. 2 and 4, be provided with on the sleeve 3 with ventilation pipe fixed connection's fixed subassembly 4, fixed subassembly 4 includes fixed block 41 and driving piece, and fixed slot 42 has just been seted up on the inside wall of sleeve 3, and fixed block 41 slides along the direction of being close to or keeping away from sleeve 3 and sets up in fixed slot 42, and fixed block 41 is used for with ventilation pipe looks butt, and the driving piece is used for driving about fixed block 41 and slides.

Referring to fig. 4, the driving member includes a pull rod 43, a through hole 44 is provided on the bottom wall of the fixing groove 42 and along the sliding direction of the fixing block 41, the pull rod 43 slides and is disposed in the through hole 44, the pull rod 43 rotates and is connected with the fixing block 41, the fixing block 41 is close to one side of the pull rod 43 and is provided with a placing groove along the sliding direction of the fixing block 41, the pull rod 43 rotates and is disposed in the placing groove, the placing block 49 is fixedly disposed on the pull rod 43, the placing block 49 is cylindrical, the bottom wall of the placing groove is provided with a containing groove, the containing groove is matched with the placing block 49, and the placing block 49 rotates and is disposed in the containing groove.

Referring to fig. 4, a mounting block 45 is fixedly arranged on the side wall of the pull rod 43, a mounting groove 46 communicated with the through hole 44 is formed on the outer side wall of the sleeve 3, and the mounting block 45 is slidably arranged in the mounting groove 46; an annular groove 47 is formed in the side wall of the mounting groove 46, and the annular groove 47 is used for allowing the mounting block 45 to rotate; when the compressing block abuts against the ventilation pipeline tightly, the bottom wall of the mounting block 45 abuts against the side wall of the mounting groove 46, and then the pull rod 43 is rotated, so that the mounting block 45 is rotated into the annular groove 47, and the fixing of the pull rod 43 is realized.

Referring to fig. 4, the sleeve 3 is provided with an elastic element for driving the fixing block 41 to slide in a direction away from the sleeve 3, the elastic element includes a pressure spring 48, the pressure spring 48 is sleeved on the pull rod 43, one end of the pressure spring 48 is fixedly arranged on the fixing block 41, and the other end of the pressure spring 48 abuts against the bottom wall of the fixing groove 42.

Referring to fig. 2, an annular block 31 is fixedly arranged on the inner wall of the sleeve 3, the annular block 31 is located between the fire damper body 1 and the fixing block 41, a sealing gasket 32 is fixedly arranged at one end of the annular block 31 far away from the fire damper body 1, and the sealing gasket 32 is used for abutting against a ventilation pipeline; a sealing ring 13 is also fixedly arranged on one side of the mounting frame 11, which is far away from the fire damper body 1, and the sealing ring 13 is also used for abutting against the ventilation pipeline; the size of the opening of one end of the sleeve 3, which is far away from the corrugated pipe 2, is gradually increased along the direction of the fireproof valve body 1.

The implementation principle of fire prevention valve with adjustable this application embodiment does: when the fire damper body 1 is installed, the fire damper body 1 is firstly placed between two ventilation pipelines, and the fire damper body 1 is fixedly connected with the ventilation pipeline on one side through a first bolt 12 on an installation frame 11; when the fire damper body 1 is connected with the ventilation pipeline on the other side, the sleeve 3 is sleeved on the other ventilation pipeline, the fixing block 41 is driven to be abutted against the ventilation pipeline through the pressure spring 48, and then the pull rod 43 is rotated to enable the mounting block 45 to be positioned in the annular groove 47, so that the fixing of the fixing block 41 is realized; when the fire damper body 1 and the ventilation pipeline are misaligned, the fire damper body 1 and the ventilation pipeline can be mounted.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a fire prevention valve with adjustable, includes fire prevention valve body (1), its characterized in that: a mounting frame (11) is fixedly arranged on one side of the fire damper body (1), and a first fixing piece fixedly connected with the ventilation pipeline is arranged on the mounting frame (11); a corrugated pipe (2) is arranged on one side, away from the mounting frame (11), of the fire damper body (1), the corrugated pipe (2) is communicated with the inner wall of the fire damper body (1), one end, away from the fire damper body (1), of the corrugated pipe (2) is communicated with a sleeve (3), and the sleeve (3) is used for being sleeved on a ventilation pipeline; and a fixing component (4) fixedly connected with the ventilation pipeline is arranged on the sleeve (3).

2. The adjustable fire damper as recited in claim 1, wherein: fixed subassembly (4) include fixed block (41) and driving piece, fixed slot (42) have just been seted up on the inside wall of sleeve (3), fixed block (41) slide along the direction of being close to or keeping away from sleeve (3) and set up in fixed slot (42), the driving piece is used for ordering about fixed block (41) and slides.

3. An adjustable fire damper as claimed in claim 2, wherein: the driving piece comprises a pull rod (43), a through hole (44) is formed in the bottom wall of the fixing groove (42) and in the sliding direction of the fixing block (41), the pull rod (43) is arranged in the through hole (44) in a sliding mode, and the pull rod (43) is rotatably connected with the fixing block (41); an installation block (45) is fixedly arranged on the side wall of the pull rod (43), an installation groove (46) communicated with the through hole (44) is formed in the outer side wall of the sleeve (3), and the installation block (45) is arranged in the installation groove (46) in a sliding mode; annular grooves (47) are formed in the side walls of the mounting grooves (46), and the annular grooves (47) are used for the mounting blocks (45) to rotate.

4. An adjustable fire damper as claimed in claim 3, wherein: the sleeve (3) is provided with an elastic piece used for driving the fixing block (41) to slide along the direction far away from the sleeve (3).

5. The adjustable fire damper as recited in claim 1, wherein: the fireproof valve body (1) is detachably connected with the corrugated pipe (2), and a pressing assembly (5) used for fixing the corrugated pipe (2) is arranged on the fireproof valve body (1).

6. The adjustable fire damper as recited in claim 5, wherein: the compression assembly (5) comprises a fixing frame (51), a compression frame (52) and a second fixing piece, the fixing frame (51) is sleeved and fixed on the outer side wall of the fire damper body (1), the compression frame (52) is slidably sleeved on the outer side wall of the fire damper body (1), and the corrugated pipe (2) is placed between the compression frame (52) and the fixing frame (51); the second fixing piece is used for fixing the pressing frame (52) and the fixing frame (51).

7. The adjustable fire damper as claimed in claim 1, wherein: an annular block (31) is fixedly arranged on the inner wall of the sleeve (3), the annular block (31) is positioned between the fire damper body (1) and the fixing block (41), a sealing gasket (32) is fixedly arranged at one end, far away from the fire damper body (1), of the annular block (31), and the sealing gasket (32) is used for abutting against a ventilation pipeline; and a sealing ring (13) is fixedly arranged on one side, away from the fire damper body (1), of the mounting frame (11).

8. The adjustable fire damper as recited in claim 1, wherein: the size of the opening of one end, far away from the corrugated pipe (2), of the sleeve (3) is gradually increased along the direction far away from the fire damper body (1).