CN217177600U

CN217177600U - Fireproof valve with good sealing effect

Info

Publication number: CN217177600U
Application number: CN202220896364.2U
Authority: CN
Inventors: 王凯
Original assignee: Jiangsu Bossin Air Conditioning Equipment Manufacturing Co ltd
Current assignee: Jiangsu Bossin Air Conditioning Equipment Manufacturing Co ltd
Priority date: 2022-04-19
Filing date: 2022-04-19
Publication date: 2022-08-12
Anticipated expiration: 2032-04-19

Abstract

The utility model relates to a sealed effectual fire prevention valve, which comprises a wall body, the top of wall body is equipped with fire prevention mechanism, the inside of wall body is equipped with the fire prevention valve body, fire prevention mechanism includes the box of fixed connection in the wall body top, the equal fixedly connected with fixing base in both sides around the box inner wall bottom, the back fixedly connected with motor of box inner wall bottom, the output shaft fixedly connected with third bull stick of motor, the outer fixed surface of third bull stick is connected with the gear, first spout and second spout have been seted up to the bottom of box inner wall, the inside sliding connection of first spout has two first pulleys. This sealed effectual fire prevention valve through the through-hole that sets up and the fire prevention is sealed fills up, can effectually keep out the flue gas in the valve outside, prevents that the flue gas from getting into along with the gap, causes the expansion of intensity of a fire, and the aggravation intensity of a fire burning has good leakproofness, improves safety.

Description

Fireproof valve with good sealing effect

Technical Field

The utility model relates to a fire prevention valve technical field specifically is a sealed effectual fire prevention valve.

Background

The fire-proof valve is a normally closed valve, which is opened by a control center through 24V direct current or manually opened, automatically closed at 280 ℃, and manually reset, and has the following functions: when the smoke temperature reaches 280 ℃, people are basically evacuated, the smoke discharge has no practical meaning, the smoke is brought with fire at the moment, the valve is automatically closed to avoid the spread of the fire, a normally closed fireproof smoke outlet can be used as a smoke discharge air outlet of the system, a smoke discharge fireproof valve on a branch pipe is cancelled, the air outlet is opened by 24V direct current from a control center or manually opened during the fire, the air outlet is automatically closed when the smoke temperature reaches 280 ℃, the resetting must be manually performed, and a smoke discharge fireproof valve is also installed at the inlet of a smoke discharge fan room to prevent the spread of the fire to the layer where the fan room is located.

The fire prevention valve is the temperature control of a memory alloy, utilizes the valve form that gravity action and spring mechanism's effect were closed, and present fire prevention valve still has the relatively poor shortcoming of leakproofness, and when the conflagration breaing out, the flue gas temperature is higher, and has taken or in the flue gas, can cause the burning to the valve, because the leakproofness is relatively poor, the flue gas can be arranged other places through the valve, aggravates the burning of flame.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a sealed effectual fire prevention valve possesses advantages such as the leakproofness is good, has solved current fire prevention valve and has still had the relatively poor problem of leakproofness.

In order to achieve the above object, the utility model provides a following technical scheme: a fireproof valve with a good sealing effect comprises a wall body, wherein a fireproof mechanism is arranged at the top of the wall body, and a fireproof valve body is arranged inside the wall body;

the fireproof mechanism comprises a box body fixedly connected to the top of a wall body, wherein the front side and the rear side of the bottom of the inner wall of the box body are fixedly connected with a fixed seat, the back of the bottom of the inner wall of the box body is fixedly connected with a motor, an output shaft of the motor is fixedly connected with a third rotating rod, the outer surface of the third rotating rod is fixedly connected with a gear, the bottom of the inner wall of the box body is provided with a first chute and a second chute, the inside of the first chute is connected with two first pulleys in a sliding manner, a first sliding block is rotatably connected between the two first pulleys, the top of the first sliding block is hinged with a first rotating rod, the bottom of the first rotating rod is fixedly connected with a rack, the inside of the second chute is connected with two second pulleys in a sliding manner, a second sliding block is rotatably connected between the two second pulleys, the top of the second sliding block is hinged with a second rotating rod, and the fireproof mechanism further comprises a second fixed plate and a first fixed plate fixedly connected to the back of a fireproof valve body, the fireproof mechanism further comprises a through hole formed in the front face of the wall body, and fireproof sealing gaskets are fixedly connected to the left side and the right side of the inner portion of the through hole.

Furthermore, the upper end and the lower end of the first sliding chute and the second sliding chute are both in an open shape.

Furthermore, the left side of the second rotating rod is fixedly connected to the right side of the rack, and the gear is meshed with the rack.

Furthermore, a round hole is formed in the middle of the fixing seat, and the third rotating rod is rotatably connected to the inside of the round hole.

Furthermore, the second fixed plate is hinged to the bottom of the first sliding block, and the first fixed plate is hinged to the bottom of the second sliding block.

Further, two one side that the fire prevention sealed pad is relative butts respectively in the left and right sides of fire prevention valve body, the through-hole is the T type.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

this sealed effectual fire prevention valve through the through-hole that sets up and the fire prevention is sealed fills up, can effectually keep out the flue gas in the valve outside, prevents that the flue gas from getting into along with the gap, causes the expansion of intensity of a fire, and the aggravation intensity of a fire burning has good leakproofness, improves safety.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic top view of the fire protection mechanism of the present invention;

fig. 3 is a schematic view of the structure of the fire damper of the present invention.

In the figure: 1 wall body, 2 fire prevention valve body, 3 fire prevention mechanism, 301 box, 302 first bull stick, 303 first pulley, 304 first slider, 305 first spout, 306 motor, 307 second slider, 308 second spout, 309 second pulley, 310 second bull stick, 311 gear, 312 third bull stick, 313 fixing base, 314 rack, 315 first fixed plate, 316 second fixed plate, 317 fire prevention sealed pad, 318 through-hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the fire damper with good sealing effect in the present embodiment includes a wall 1, a fire damper 3 is disposed on the top of the wall 1, and a fire damper body 2 is disposed inside the wall 1 for fire protection.

The fire-proof mechanism 3 comprises a box body 301 fixedly connected to the top of the wall body 1, fixed seats 313 are fixedly connected to the front and back sides of the bottom of the inner wall of the box body 301, a motor 306 is fixedly connected to the back of the bottom of the inner wall of the box body 301, an output shaft of the motor 306 is fixedly connected with a third rotating rod 312, the third rotating rod 312 is driven to rotate by the motor 306, a round hole is formed in the middle of the fixed seat 313, the third rotating rod 312 is rotatably connected to the inside of the round hole, a gear 311 is fixedly connected to the outer surface of the third rotating rod 312, the gear 311 is driven to rotate by the rotation of the third rotating rod 312, a first sliding groove 305 and a second sliding groove 308 are formed in the bottom of the inner wall of the box body 301, the upper end and the lower end of each of the first sliding groove 305 and the second sliding groove 308 are open, two first pulleys 303 are slidably connected to the inside of the first sliding groove 305, a first sliding block 304 is rotatably connected between the two first pulleys 303, the first sliding block 304 is driven to move by the first pulley 303, the top of the fire-proof mechanism 3 is hinged with a first rotating rod 302, the first rotating rod 302 is driven to move by a first sliding block 304, the bottom of the first rotating rod 302 is fixedly connected with a rack 314, a gear 311 is meshed with the rack 314, two second pulleys 309 are connected inside a second sliding chute 308 in a sliding manner, a second sliding block 307 is connected between the two second pulleys 309 in a rotating manner, the second sliding block 307 is assisted to move by the second pulley 309, the top of the second sliding block 307 is hinged with a second rotating rod 310, the left side of the second rotating rod 310 is fixedly connected to the right side of the rack 314, the rack 314 is driven to move by the rotation of the gear 311, the fire-proof mechanism 3 further comprises a second fixing plate 316 and a first fixing plate 315 which are fixedly connected to the back of the fire-proof valve body 2, the second fixing plate 316 and the first fixing plate 315 are driven to move by the movement of the first sliding block 304 and the second sliding block 307, finally, the fire-proof valve body 2 is driven to move, the second fixing plate 316 is hinged to the bottom of the first sliding block 304, the first fixing plate 315 is hinged to the bottom of the second sliding block 307, and the fire protection mechanism 3 further includes a through hole 318 opened on the front surface of the wall 1.

Wherein, the inside equal fixedly connected with fire prevention sealed pad 317 of the left and right sides of through-hole 318 prevents that the flue gas from getting into, and the one side that two fire prevention sealed pads 317 are relative respectively the butt in the left and right sides of fire prevention valve body 2, and through-hole 318 is the T type, effectively protects fire prevention sealed pad 317.

In the fire protection mechanism 3 of this embodiment, the motor 306 is turned on to drive the third rotating rod 312 and the gear 311 to rotate, the gear 311 drives the rack 314, the first rotating rod 302 and the second rotating rod 310 to move rightward together, the first rotating rod 302 drives the first slider 304 to slide rightward, the second rotating rod 310 drives the second slider 307 to slide, meanwhile, the first slider 304 and the second slider 307 drive the second fixing plate 316 and the first fixing plate 315 to move rightward together, and the second fixing plate 316 and the first fixing plate 315 drive the fire protection valve body 2 to move rightward together, thereby completing the door opening operation of the fire protection valve body 2.

The working principle of the above embodiment is as follows:

the motor 306 is started, the motor 306 rotates to drive the third rotating rod 312 to rotate, the third rotating rod 312 rotates to drive the gear 311 on the outer surface to rotate, the gear 311 rotates to drive the rack 314 to move rightwards, meanwhile, the rack 314 drives the first rotating rod 302 and the second rotating rod 310 to move rightwards together, meanwhile, the first rotating rod 302 drives the first sliding block 304 in the first sliding groove 305 to slide through the first pulley 303, the second rotating rod 310 drives the second sliding block 307 in the second sliding groove 308 to slide through the second pulley 309, meanwhile, the first sliding block 304 and the second sliding block 307 drive the second fixing plate 316 and the first fixing plate 315 to move rightwards together, the second fixing plate 316 and the first fixing plate 315 drive the fire valve body 2 to move rightwards together, the left side and the right side of the fire valve body 2 can be far away from the fire-proof sealing gasket 317, and the door opening operation of the fire valve body 2 is completed.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a sealed effectual fire prevention valve, includes wall body (1), its characterized in that: the top of the wall body (1) is provided with a fireproof mechanism (3), and a fireproof valve body (2) is arranged inside the wall body (1);

the fireproof mechanism (3) comprises a box body (301) fixedly connected to the top of a wall body (1), fixing seats (313) are fixedly connected to the front side and the rear side of the bottom of the inner wall of the box body (301), a motor (306) is fixedly connected to the back of the bottom of the inner wall of the box body (301), a third rotating rod (312) is fixedly connected to an output shaft of the motor (306), a gear (311) is fixedly connected to the outer surface of the third rotating rod (312), a first sliding groove (305) and a second sliding groove (308) are formed in the bottom of the inner wall of the box body (301), two first pulleys (303) are slidably connected to the inner part of the first sliding groove (305), a first sliding block (304) is rotatably connected between the two first pulleys (303), a first rotating rod (302) is hinged to the top of the first sliding block (304), and a rack (314) is fixedly connected to the bottom of the first rotating rod (302), the inside sliding connection of second spout (308) has two second pulleys (309), two it is connected with second slider (307) to rotate between second pulley (309), the top of second slider (307) articulates there is second bull stick (310), fire prevention mechanism (3) still include second fixed plate (316) and first fixed plate (315) of fixed connection in fire prevention valve body (2) back, fire prevention mechanism (3) still including offering in positive through-hole (318) of wall body (1), the equal fixedly connected with fire prevention sealed pad (317) of the left and right sides of through-hole (318) inside.

2. The fireproof valve with good sealing effect according to claim 1, wherein: the upper end and the lower end of the first sliding chute (305) and the second sliding chute (308) are both open.

3. The fireproof valve with good sealing effect according to claim 1, wherein: the left side of the second rotating rod (310) is fixedly connected to the right side of the rack (314), and the gear (311) is meshed with the rack (314).

4. The fireproof valve with good sealing effect according to claim 1, wherein: a round hole is formed in the middle of the fixed seat (313), and the third rotating rod (312) is rotatably connected to the inside of the round hole.

5. The fireproof valve with good sealing effect according to claim 1, wherein: the second fixed plate (316) is hinged to the bottom of the first sliding block (304), and the first fixed plate (315) is hinged to the bottom of the second sliding block (307).

6. The fireproof valve with good sealing effect according to claim 1, wherein: two the relative one side of fire prevention sealed pad (317) butts respectively in the left and right sides of fire prevention valve body (2), through-hole (318) are the T type.