CN217234405U - High-sealing smoke-discharging fire-proof valve - Google Patents

Abstract

The utility model relates to a fire prevention valve technical field, and disclose high sealed fire prevention valve that discharges fume, including the installation section of thick bamboo, fixedly connected with keeps off the ring in the installation section of thick bamboo, the upper end that keeps off the ring is stamped the closing plate, the equal fixedly connected with mounting panel in both sides in the installation section of thick bamboo, install electric telescopic handle on the mounting panel, install preloading mechanism on electric telescopic handle's the output, preloading mechanism's output is connected at the lower extreme of closing plate, install actuating mechanism in the installation section of thick bamboo, be connected with two fan blades on actuating mechanism's the output, the closing plate is located between two fan blades, preloading mechanism includes the pretension board, pretension board fixed connection is on electric telescopic handle's output, the pretension spring of two symmetries of upper end fixedly connected with of pretension board set up, the pretension spring is kept away from the one end fixed connection of pretension board and is at the lower extreme of closing plate. This application can play better sealed effect, can prevent effectively that the flue gas from getting into indoorly.

Description

High-sealing smoke-discharging fire-proof valve

Technical Field

The application relates to the technical field of fire prevention valves, especially, relate to high sealed fire prevention valve that discharges fume.

Background

The smoke-discharging fire-proof valve is opened during smoke discharging, so that the smoke is conveniently discharged from the inner space by the discharging fan; when the external flue is on fire, the valve is closed, and external open fire is prevented from entering the special valve of the internal space from the flue.

In the process of realizing the application, the inventor finds that at least the following problems exist in the technology, the sealing of the existing smoke exhaust protection valve is formed by the rotation and the butt between the valve clack and the valve cavity, and after the smoke exhaust protection valve is used too much, the smoke exhaust protection valve is easy to rub and transition with the valve cavity to cause abrasion, so that the sealing performance is reduced, and the smoke exhaust protection valve is easy to delay entering the indoor.

SUMMERY OF THE UTILITY MODEL

The purpose of this application is in order to solve among the prior art easily to cause wearing and tearing with valve pocket friction transition to make sealing performance descend, make the delay get into indoor problem easily, and the high sealed fire prevention valve that discharges fume that proposes.

In order to achieve the purpose, the following technical scheme is adopted in the application:

high sealed fire prevention valve of discharging fume, including the installation section of thick bamboo, fixedly connected with keeps off the ring in the installation section of thick bamboo, the upper end that keeps off the ring is stamped the closing plate, the equal fixedly connected with mounting panel in both sides in the installation section of thick bamboo, install electric telescopic handle on the mounting panel, install pretension mechanism on electric telescopic handle's the output, pretension mechanism's output is connected the lower extreme of closing plate, install actuating mechanism in the installation section of thick bamboo, be connected with two fan blades on actuating mechanism's the output, the closing plate is located two between the fan blade.

As the preferred technical scheme who applies for, pretension mechanism includes the pretension board, pretension board fixed connection is on electric telescopic handle's output, the pretension spring that two symmetries of the upper end fixedly connected with of pretension board set up, the pretension spring is kept away from the one end fixed connection of pretension board is in the lower extreme of closing plate, the closing plate corresponds the fixedly connected with slide bar of position department of pretension spring, the lower extreme of slide bar passes in proper order the pretension spring with the pretension board sets up, and with sliding connection between the pretension board.

As the preferred technical scheme who applies for, actuating mechanism includes driving motor, two installation poles of driving motor's both sides fixedly connected with, the installation pole is kept away from driving motor's one end fixed connection be in on the lateral wall in the installation section of thick bamboo, driving motor's output fixedly connected with pivot, the pivot is passed the closing plate sets up, and with sliding connection, two between the closing plate the fan blade is all installed in the pivot.

As the preferred technical scheme who applies for, the pivot upper end is rotated through sealed bearing and is connected with the stabilizing sleeve, the equal fixedly connected with stabilizer bar in both sides of stabilizing sleeve, the stabilizer bar is kept away from the one end fixed connection of stabilizing sleeve is in on the lateral wall in the installation section of thick bamboo.

As the preferred technical scheme of application, the lower extreme fixedly connected with curved guide plate of fender ring.

As the preferred technical scheme of application, the lower extreme fixedly connected with sealing washer of closing plate, the lower extreme pressure of sealing washer is in keep off the upper end of ring.

As the preferable technical scheme of the application, the inner surface and the outer surface of the installation cylinder are both sprayed with anticorrosive coatings.

As the preferable technical scheme of the application, the driving motor is a servo motor.

Compared with the prior art, this application provides high sealed fire prevention valve that discharges fume, possesses following beneficial effect:

1. this high sealed fire prevention valve that discharges fume, through setting up the installation section of thick bamboo, keep off the ring, the closing plate, the mounting panel, electric telescopic handle and fan blade, when using the device to discharge fume, start two electric telescopic handle extensions, electric telescopic handle passes through preloading mechanism and drives the closing plate rebound, then drive two sets of fan blade through actuating mechanism and rotate, make and to discharge that the flue gas is fine, when need not discharge fume, start two electric telescopic handle contractions, and then make preloading mechanism can be with the closing plate steady pressure on keeping off the ring, can play better sealed effect, can prevent effectively that the flue gas from getting into indoorly.

2. This high sealed fire prevention valve that discharges fume through setting up pretension board, pretension spring and slide bar, when electric telescopic handle shrink, the pretension board has passed through the pretension spring pulling closing plate downstream, and when electric telescopic handle stopped operating, the pretension spring is in tensile state, under the effect of pretension spring, can make the pretension board steadily press on the fender ring.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, and this application can play better sealed effect, can prevent effectively that the flue gas from getting into indoorly.

Drawings

Fig. 1 is a schematic front view of a high-sealing smoke-discharging fire-proof valve provided by the present application;

fig. 2 is an enlarged view of a portion a in fig. 1.

In the figure: the device comprises a mounting cylinder 1, a retaining ring 2, a sealing plate 3, a mounting plate 4, an electric telescopic rod 5, fan blades 6, a pre-tightening plate 7, a pre-tightening spring 8, a sliding rod 9, a driving motor 10, a mounting rod 11, a rotating shaft 12, a stabilizing sleeve 13, a stabilizing rod 14, a guide plate 15 and a sealing ring 16.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments.

Referring to fig. 1 and 2, the high-sealing smoke-discharging fire-resisting damper comprises an installation cylinder 1, a baffle ring 2 is fixedly connected in the installation cylinder 1, an arc-shaped guide plate 15 is fixedly connected at the lower end of the baffle ring 2 and plays a role of guiding air flow, a sealing plate 3 is covered at the upper end of the baffle ring 2, a sealing ring 16 is fixedly connected at the lower end of the sealing plate 3, the lower end of the sealing ring 16 is pressed at the upper end of the baffle ring 2, so that the sealing effect is better, mounting plates 4 are fixedly connected at two sides in the installation cylinder 1, an electric telescopic rod 5 is mounted on the mounting plate 4, a pre-tightening mechanism is mounted at the output end of the electric telescopic rod 5, the output end of the pre-tightening mechanism is connected at the lower end of the sealing plate 3, a driving mechanism is mounted in the installation cylinder 1, two fan blades 6 are connected at the output end of the driving mechanism, the sealing plate 3 is positioned between the two fan blades 6, when the device is used for discharging smoke, electric telescopic handle 5 passes through pretension mechanism and drives closing plate 3 rebound, then drives two sets of fan blades 6 through actuating mechanism and rotates, can be with the fine discharge of flue gas, when need not discharge fume, starts two electric telescopic handle 5 contractions, and then makes pretension mechanism can stably press closing plate 3 on keeping off ring 2, can play better sealed effect, can prevent effectively that the flue gas from getting into indoorly.

Referring to fig. 2, the pre-tightening mechanism includes a pre-tightening plate 7, the pre-tightening plate 7 is fixedly connected to the output end of the electric telescopic handle 5, two pre-tightening springs 8 symmetrically arranged are fixedly connected to the upper end of the pre-tightening plate 7, one end of the pre-tightening spring 8, which is far away from the pre-tightening plate 7, is fixedly connected to the lower end of the sealing plate 3, a sliding rod 9 is fixedly connected to the position of the sealing plate 3, which corresponds to the pre-tightening spring 8, the lower end of the sliding rod 9 sequentially penetrates through the pre-tightening springs 8 and the pre-tightening plate 7, and is slidably connected to the pre-tightening plate 7, when the electric telescopic handle 5 contracts, the pre-tightening plate 7 pulls the sealing plate 3 to move downwards through the pre-tightening springs 8, when the electric telescopic handle 5 stops operating, the pre-tightening springs 8 are in a stretching state, and under the effect of the pre-tightening springs 8, the sealing plate 3 can be stably pressed on the baffle ring 2.

Referring to fig. 1, the driving mechanism includes a driving motor 10, the driving motor 10 is a servo motor, two mounting rods 11 are fixedly connected to two sides of the driving motor 10, one end of the mounting rod 11 away from the driving motor 10 is fixedly connected to a side wall in the mounting cylinder 1, an output end of the driving motor 10 is fixedly connected to a rotating shaft 12, an upper end of the rotating shaft 12 is rotatably connected to a stabilizing sleeve 13 through a sealed bearing, two sides of the stabilizing sleeve 13 are fixedly connected to stabilizing rods 14, one end of the stabilizing rod 14 away from the stabilizing sleeve 13 is fixedly connected to a side wall in the mounting cylinder 1, so that the rotating shaft 12 is more stable and reliable in the rotating process, the rotating shaft 12 penetrates through the sealing plate 3, and is connected with the sealing plate 3 in a sliding way, two fan blades 6 are both arranged on a rotating shaft 12, when two sets of fan blades 6 need to be driven to rotate, starting the driving motor 10 and driving the motor 10 can drive the two sets of fan blades 6 through the rotating shaft 12.

In this application, when using the device to discharge fume, start two electric telescopic handle 5 extensions, electric telescopic handle 5 drives closing plate 3 rebound through preloading mechanism, then drive two sets of fan blades 6 through actuating mechanism and rotate, can be with the fine discharge of flue gas, when need not discharge fume, start two electric telescopic handle 5 contractions, when electric telescopic handle 5 contracts, preloading plate 7 has spurted closing plate 3 downstream through preloading spring 8, when electric telescopic handle 5 stops operating, preloading spring 8 is in tensile state, under preloading spring 8's effect, can make preloading plate 7 steady pressure on keeping off ring 2, can play better sealed effect, can prevent effectively that the flue gas from getting into indoorly.

The above description is only for the preferred embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present application, and all equivalent substitutions and changes according to the technical solutions and the inventive concepts of the present application should be covered by the scope of the present application.

Claims (8)

1. High sealed fire prevention valve that discharges fume, including an installation section of thick bamboo (1), its characterized in that, fixedly connected with keeps off ring (2) in an installation section of thick bamboo (1), the upper end that keeps off ring (2) is stamped closing plate (3), the equal fixedly connected with mounting panel (4) in both sides in an installation section of thick bamboo (1), install electric telescopic handle (5) on mounting panel (4), install pretension mechanism on the output of electric telescopic handle (5), pretension mechanism's output is connected the lower extreme of closing plate (3), install actuating mechanism in an installation section of thick bamboo (1), be connected with two fan blades (6) on actuating mechanism's the output, closing plate (3) are located two between fan blade (6).

2. The high-sealing smoke exhaust fire valve according to claim 1, wherein the pre-tightening mechanism comprises a pre-tightening plate (7), the pre-tightening plate (7) is fixedly connected to the output end of the electric telescopic rod (5), two symmetrically arranged pre-tightening springs (8) are fixedly connected to the upper end of the pre-tightening plate (7), one ends of the pre-tightening springs (8) far away from the pre-tightening plate (7) are fixedly connected to the lower end of the sealing plate (3), sliding rods (9) are fixedly connected to the positions, corresponding to the pre-tightening springs (8), of the sealing plate (3), and the lower ends of the sliding rods (9) sequentially penetrate through the pre-tightening springs (8) and the pre-tightening plate (7) and are in sliding connection with the pre-tightening plate (7).

3. The high-sealing smoke exhaust fire damper according to claim 1, wherein the driving mechanism comprises a driving motor (10), two mounting rods (11) are fixedly connected to two sides of the driving motor (10), one end of each mounting rod (11) far away from the driving motor (10) is fixedly connected to a side wall in the mounting cylinder (1), a rotating shaft (12) is fixedly connected to an output end of the driving motor (10), the rotating shaft (12) penetrates through the sealing plate (3) and is in sliding connection with the sealing plate (3), and two fan blades (6) are mounted on the rotating shaft (12).

4. The high-sealing smoke-discharging fire-resisting valve according to claim 3, wherein a stabilizing sleeve (13) is rotatably connected to the upper end of the rotating shaft (12) through a sealing bearing, stabilizing rods (14) are fixedly connected to both sides of the stabilizing sleeve (13), and one ends of the stabilizing rods (14) far away from the stabilizing sleeve (13) are fixedly connected to the side wall in the installation cylinder (1).

5. The high-sealing smoke-discharging fireproof valve according to claim 1, wherein the lower end of the baffle ring (2) is fixedly connected with an arc-shaped guide plate (15).

6. The high-sealing smoke-discharging fireproof valve according to claim 1, wherein the lower end of the sealing plate (3) is fixedly connected with a sealing ring (16), and the lower end of the sealing ring (16) is pressed on the upper end of the baffle ring (2).

7. The high-sealing smoke exhaust fire damper according to claim 1, wherein the inner and outer surfaces of the installation cylinder (1) are coated with an anticorrosive coating.

8. A highly sealed smoke exhaust fire damper according to claim 3, wherein said drive motor (10) is a servo motor.

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