CN211625595U

CN211625595U - Environment-friendly smoke exhaust valve

Info

Publication number: CN211625595U
Application number: CN201922228488.4U
Authority: CN
Inventors: 丁小军
Original assignee: Jingjiang Lianchuang Air Conditioning Equipment Engineering Co ltd
Current assignee: Jingjiang Lianchuang Air Conditioning Equipment Engineering Co ltd
Priority date: 2019-12-13
Filing date: 2019-12-13
Publication date: 2020-10-02
Anticipated expiration: 2029-12-13

Abstract

The utility model discloses an environmental protection smoke damper, its technical scheme main points are: the smoke exhaust fan comprises a box body, wherein a smoke suction port and a smoke exhaust port are respectively formed in two opposite surfaces of the box body, a flow guide cover is fixedly installed at the smoke suction port, the flow guide cover is provided with a tapered opening, a first connecting pipe which is integrally formed with the flow guide cover is arranged at one end of the flow guide cover, a second connecting pipe is detachably connected to one end, away from the flow guide cover, of the first connecting pipe, an electromagnetic valve is installed on the second connecting pipe, a baffle is detachably connected to the smoke exhaust port, a plurality of grid openings are formed in the baffle, a bearing plate is fixedly arranged in the box body, a servo motor is fixedly arranged on the bearing plate, a fixing rod is fixedly arranged at the end part of a motor shaft of the servo motor, the fixing rod is rotatably connected in the bearing plate, and an; the smoke exhaust valve can increase the efficiency of smoke exhaust.

Description

Environment-friendly smoke exhaust valve

Technical Field

The utility model relates to an air conditioner accessory field, in particular to environmental protection smoke damper.

Background

The ventilation equipment is indispensable in buildings of modern society, and when a fire breaks out in the buildings, particularly high-rise buildings, harmful gas and smoke generated by combustion need to be discharged in time, so that the importance of the ventilation equipment is embodied. The smoke exhaust valve is a common smoke exhaust blocking device in a ventilation pipeline.

Referring to the prior Chinese patent with publication number CN209084021U, the smoke exhaust valve is disclosed, wherein 2 partition plates for controlling the on-off of the valve body through rotation combination are vertically arranged in the valve body, fixed shafts are axially arranged at the upper side and the lower side of each partition plate, the fixed shafts are supported and fixed with corresponding thrust bearings through limiting clamping plates, and ball bearings are arranged in through holes, so that the friction of the partition plates is small when the partition plates rotate; the top of the valve body is provided with a fixed cover, and the openings at the two sides of the fixed cover are provided with filter screens.

When the valve body is blocked by the smoke exhaust valve, the gap is small, and the fire blocking effect is good. However, the above-mentioned smoke exhaust valve still has some disadvantages, such as: the speed that can not accelerate smog to flow out can only rely on smog to send out and scatter by oneself, can't initiatively discharge smog, and be not convenient for dismouting and wash.

SUMMERY OF THE UTILITY MODEL

To the problem of mentioning in the background art, the utility model aims at providing an environmental protection exhaust valve to solve the problem of mentioning in the background art.

The above technical purpose of the present invention can be achieved by the following technical solutions:

an environment-friendly smoke exhaust valve comprises a box body, wherein a smoke suction port and a smoke exhaust port are respectively arranged on two opposite surfaces of the box body, a flow guide cover is fixedly arranged at the smoke suction port, the flow guide cover is provided with a tapered opening, a first connecting pipe which is integrally formed with the flow guide cover is arranged at one end of the flow guide cover, a second connecting pipe is detachably connected to one end of the first connecting pipe away from the flow guide cover, an electromagnetic valve is arranged on the second connecting pipe, a baffle is detachably connected to the smoke exhaust port, a plurality of grid openings are arranged on the baffle, two mounting plates are symmetrically fixed on the outer portion of the box body, a plurality of first threaded holes are respectively arranged on the two mounting plates, a bearing plate is fixed in the box body, a servo motor is fixed on the bearing plate, a fixing rod is fixed at the end of a motor shaft of the servo motor, and the fixing rod is, and an exhaust fan is fixedly arranged outside the fixed rod.

By adopting the technical scheme, the smoke exhaust valve can be connected with an external pipeline by using the second connecting pipe, when the smoke exhaust valve is used for exhausting smoke, the servo motor on the bearing plate can be started, the servo motor is used for driving the fixing rod to rotate, so that the exhaust fan is driven to rotate, smoke is actively sucked out and is exhausted from the smoke outlet, the electromagnetic valve can be opened when the smoke is sucked, the smoke can enter the flow guide cover through the second connecting pipe and the first connecting pipe, and the flow guide cover is provided with the tapered opening, so that the smoke exhaust efficiency can be improved; in addition, the mounting plates on the two sides of the box body can be used for conveniently mounting and fixing the whole smoke exhaust valve.

Preferably, the air guide sleeve is fixedly welded with two fixing pieces, and the two fixing pieces are fixed outside the box body through first locking bolts respectively.

Through adopting above-mentioned technical scheme, the installation that utilizes realization kuppe that stationary blade and first locking bolt can be convenient is fixed.

Preferably, the box body is symmetrically fixed with two mounting strips, the baffle is inserted between the two mounting strips, and the mounting strips are connected with the baffle through a plurality of second locking bolts.

Through adopting above-mentioned technical scheme, utilize installation strip and second locking bolt can make things convenient for the installation and the dismantlement of baffle.

Preferably, the two sides of the baffle are respectively fixed with an inserting strip, and a slot for inserting the inserting strip is formed in the mounting strip.

Through adopting above-mentioned technical scheme, utilize the cooperation of cutting and slot to improve the firm nature of baffle installation.

Preferably, the inserting strip is a dovetail strip or a T-shaped strip, and the slot is a dovetail groove or a T-shaped slot matched with the inserting strip.

By adopting the technical scheme, the inserting strip is in a T shape or a dovetail shape, the manufacturing is convenient, and the inserting strip is not easy to fall off from the slot.

Preferably, a first collar is fixed on the end of the first connecting pipe, a second collar is fixed on the end of the second connecting pipe, and a threaded ring sleeve is connected on the outer portions of the first collar and the second collar in a threaded mode.

Through adopting above-mentioned technical scheme, can realize the connection of first connecting pipe and second connecting pipe fixedly through screwing up the outside thread ring cover of first collar and second collar.

Preferably, the first collar and the second collar are respectively provided with a ring groove on the surfaces close to each other, and an O-ring is arranged in the ring groove.

Through adopting above-mentioned technical scheme, the O shape circle in the annular can increase the connection leakproofness of first connecting pipe and second connecting pipe.

Preferably, a flange is fixed to one end of the second connecting pipe, which is far away from the first connecting pipe, and a plurality of second threaded holes are formed in the flange.

Through adopting above-mentioned technical scheme, utilize the ring flange to make things convenient for the second connecting pipe to be connected fixedly with external pipeline.

To sum up, the utility model discloses mainly have following beneficial effect:

the smoke exhaust valve can be connected with an external pipeline by using the second connecting pipe, when the smoke exhaust valve is used for exhausting smoke, the servo motor on the bearing plate can be started, the servo motor is used for driving the fixing rod to rotate, so that the exhaust fan is driven to rotate, smoke is actively sucked out and is exhausted from the smoke exhaust port, the electromagnetic valve can be opened when the smoke is sucked, the smoke can enter the flow guide cover through the second connecting pipe and the first connecting pipe, and the flow guide cover is provided with the tapered opening, so that the smoke exhaust efficiency can be improved; in addition, the mounting plates on the two sides of the box body can be used for conveniently mounting and fixing the whole smoke exhaust valve.

Drawings

FIG. 1 is a schematic view showing the construction of an environmental protection smoke exhaust valve;

FIG. 2 is an enlarged view taken at A in FIG. 1;

FIG. 3 is a sectional view of the structure for showing the environmentally friendly smoke exhaust valve;

fig. 4 is an enlarged view of fig. 3 at B.

Reference numerals: 1. a box body; 2. a smoking port; 3. a smoke outlet; 4. a pod; 5. a first connecting pipe; 6. a second connecting pipe; 7. an electromagnetic valve; 8. a baffle plate; 9. a grid opening; 10. mounting a plate; 11. a first threaded hole; 12. a support plate; 13. a servo motor; 14. fixing the rod; 15. an exhaust fan; 16. a fixing sheet; 17. a first locking bolt; 18. mounting a bar; 19. a second locking bolt; 20. cutting; 21. a slot; 22. a first collar; 23. a second collar; 24. a threaded ring sleeve; 25. a ring groove; 26. an O-shaped ring; 27. a flange plate; 28. and a second threaded 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.

Example 1

Referring to fig. 1, fig. 3 and fig. 4, an environmental protection smoke exhaust valve, including box 1, wherein smoke absorption port 2 and exhaust port 3 have been seted up respectively on the relative two sides of box 1, wherein be fixed with kuppe 4 in smoke absorption port 2 department installation, kuppe 4 has the formula opening of tapering, one end at kuppe 4 has the first connecting pipe 5 with kuppe 4 integrated into one piece, wherein first connecting pipe 5 is connected with second connecting pipe 6 in the one end dismantlement of keeping away from kuppe 4, install solenoid valve 7 on second connecting

pipe

6, 3 department dismantlement at exhaust port is connected with baffle 8, eight grid openings 9 have been seted up on baffle 8.

Referring to fig. 1, 3 and 4, in order to facilitate the installation and fixation of the box body 1, two mounting plates 10 are symmetrically fixed outside the box body 1, wherein three first threaded holes 11 are respectively formed in the two mounting plates 10, and the mounting plates 10 on the two sides of the box body 1 can be used for conveniently realizing the installation and fixation of the whole smoke exhaust valve.

Referring to fig. 1, 3 and 4, a support plate 12 is fixed inside the case 1, a servo motor 13 is fixed on the support plate 12, a fixing rod 14 is fixed at the motor shaft end of the servo motor 13, wherein the fixing rod 14 is rotatably connected inside the support plate 12, and an exhaust fan 15 is fixedly installed outside the fixing rod 14; this smoke exhaust valve can utilize second connecting pipe 6 and external pipe connection, when using the smoke exhaust valve to discharge fume, can start servo motor 13 on the bearing board 12, utilize servo motor 13 to drive dead lever 14 and rotate, and then drive exhaust fan 15 and rotate, initiative suction smog is discharged it from exhaust port 3, can open solenoid valve 7 when inhaling smog, smog can enter into kuppe 4 through second connecting pipe 6 and first connecting pipe 5 in, because kuppe 4 has the formula opening that gradually contracts, the event can increase smog exhaust efficiency.

Referring to fig. 3 and 4, in order to facilitate the installation and fixation of the pod 4, two fixing pieces 16 are welded and fixed on the pod 4, wherein the two fixing pieces 16 are respectively fixed on the outside of the box body 1 through first locking bolts 17, and the installation and fixation of the pod 4 can be conveniently realized by using the fixing pieces 16 and the first locking bolts 17.

Referring to fig. 1 and 2, in order to facilitate the installation and fixation of the baffle 8, two installation strips 18 are symmetrically fixed on the box body 1, wherein the baffle 8 is inserted between the two installation strips 18, the installation strips 18 are connected with the baffle 8 through two second locking bolts 19, and the installation and the disassembly of the baffle 8 can be facilitated by using the installation strips 18 and the second locking bolts 19; the two sides of the baffle plate 8 are respectively fixed with the inserting strips 20, the mounting strip 18 is internally provided with a slot 21 for the inserting strip 20 to insert, and the firmness of the installation of the baffle plate 8 can be improved by the matching of the inserting strips 20 and the slot 21; the cutting 20 is a dovetail, the slot 21 is a dovetail groove matched with the cutting 20, the cutting 20 is T-shaped or dovetail-shaped, manufacturing is convenient, and the cutting 20 is not easy to fall off from the slot 21.

Referring to fig. 3 and 4, a first collar 22 is fixed at the end of the first connection pipe 5, a second collar 23 is fixed at the end of the second connection pipe 6, a threaded collar 24 is screwed on the outer portions of the first collar 22 and the second collar 23, and the first connection pipe 5 and the second connection pipe 6 can be connected and fixed by screwing the threaded collar 24 on the outer portions of the first collar 22 and the second collar 23; wherein, the first collar 22 and the second collar 23 are respectively provided with a ring groove 25 on the surfaces close to each other, an O-ring 26 is arranged in the ring groove 25, and the O-ring 26 in the ring groove 25 can increase the connection tightness between the first connecting pipe 5 and the second connecting pipe 6.

Referring to fig. 3 and 4, a flange 27 is fixed to one end of the second connecting pipe 6 away from the first connecting pipe 5, four second threaded holes 28 are formed in the flange 27, and the flange 27 can be used to facilitate the connection and fixation of the second connecting pipe 6 with an external pipeline.

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 an environmental protection valve of discharging fume, includes box (1), smoking mouth (2) and exhaust port (3), its characterized in that have been seted up respectively to the relative two sides of box (1): the smoke suction port (2) is fixedly provided with a flow guide cover (4), the flow guide cover (4) is provided with a tapered opening, one end of the flow guide cover (4) is provided with a first connecting pipe (5) integrally formed with the flow guide cover (4), one end of the first connecting pipe (5) far away from the flow guide cover (4) is detachably connected with a second connecting pipe (6), the second connecting pipe (6) is provided with an electromagnetic valve (7), the smoke exhaust port (3) is detachably connected with a baffle (8), the baffle (8) is provided with a plurality of grid openings (9), the box body (1) is symmetrically and fixedly provided with two mounting plates (10) at the outer part, the two mounting plates (10) are respectively provided with a plurality of first threaded holes (11), the box body (1) is internally and fixedly provided with a bearing plate (12), and the bearing plate (12) is fixedly provided with a servo motor (13), a fixing rod (14) is fixed at the end part of a motor shaft of the servo motor (13), the fixing rod (14) is rotatably connected in the bearing plate (12), and an exhaust fan (15) is fixedly arranged outside the fixing rod (14).

2. The environment-friendly smoke exhaust valve according to claim 1, wherein: two fixing pieces (16) are welded and fixed on the air guide sleeve (4), and the two fixing pieces (16) are fixed outside the box body (1) through first locking bolts (17) respectively.

3. The environment-friendly smoke exhaust valve according to claim 1, wherein: two mounting strips (18) are symmetrically fixed on the box body (1), the baffle (8) is inserted between the two mounting strips (18), and the mounting strips (18) are connected with the baffle (8) through a plurality of second locking bolts (19).

4. The environment-friendly smoke exhaust valve according to claim 3, wherein: the two sides of the baffle (8) are respectively fixed with an inserting strip (20), and a slot (21) for inserting the inserting strip (20) is formed in the mounting strip (18).

5. The environment-friendly smoke exhaust valve according to claim 4, wherein: the inserting strips (20) are dovetail strips or T-shaped strips, and the inserting grooves (21) are dovetail grooves or T-shaped grooves matched with the inserting strips (20).

6. The environment-friendly smoke exhaust valve according to claim 1, wherein: a first collar (22) is fixed at the end part of the first connecting pipe (5), a second collar (23) is fixed at the end part of the second connecting pipe (6), and a threaded ring sleeve (24) is connected to the outer parts of the first collar (22) and the second collar (23) in a threaded mode.

7. The environment-friendly smoke exhaust valve according to claim 6, wherein: the first collar (22) and the second collar (23) are respectively provided with a ring groove (25) on the surfaces close to each other, and an O-shaped ring (26) is arranged in the ring groove (25).

8. The environment-friendly smoke exhaust valve according to claim 1, wherein: and a flange plate (27) is fixed at one end of the second connecting pipe (6) far away from the first connecting pipe (5), and a plurality of second threaded holes (28) are formed in the flange plate (27).