CN223608952U - A fire ventilation and smoke exhaust device - Google Patents

Abstract

The utility model relates to the technical field of fire-fighting equipment, in particular to a fire-fighting ventilation smoke discharging device, which comprises an upper sliding mechanism and a lower sliding mechanism, wherein a driving motor is arranged on the upper sliding mechanism and is connected with a gear, a rack is arranged on the inner wall of a wind outlet pipe, the gear is meshed with the rack, the driving motor is connected with a lower connecting rod, the lower connecting rod is rotationally connected on the lower sliding mechanism, the lower sliding mechanism is fixedly connected at the bottom of the wind outlet pipe, a sponge sleeve is arranged on the lower connecting rod, and a plurality of bristles are arranged on the sponge sleeve. The design of the upper sliding mechanism and the lower sliding mechanism ensures that the whole device can stably run, and the arrangement of the water injection mechanism further improves the cleaning effect and ensures that dust can be removed more quickly.

Description

Fire-fighting ventilation smoke exhaust device

Technical Field

The utility model relates to the technical field of fire-fighting equipment, in particular to a fire-fighting ventilation smoke exhaust device.

Background

The underground garage is internally provided with a ventilation and smoke exhaust pipeline, and is used for ventilation and ventilation in the underground garage at ordinary times, so that the air quality in the garage can meet the standard, and the underground garage is used for exhausting smoke and guaranteeing personnel safety evacuation in case of fire. In general, the smoke exhaust fan of the underground garage is double-speed, and the ventilation is carried out at a low speed at ordinary times. High speed is used in case of fire. Through investigation, the underground garage belongs to a closed place under the current state of the operation of the ventilation and smoke exhaust pipeline of the underground garage, dust, tail gas, water vapor and the like are easily accumulated, and the underground garage is attached to the ventilation and smoke exhaust pipeline.

Chinese patent CN220338627U discloses a fire control ventilation mechanism that discharges fume, and dust removal subassembly is through the dust on screw lead screw and dust removal brush clearance dust screen surface, but this kind of mode probably can not thoroughly clear away dust on the dust screen, especially when the dust accumulation is more, and the dust removal brush probably can not be completely clear up, leads to the dust screen to block up, influences ventilation effect.

Disclosure of utility model

The utility model aims to solve the problems in the background art, and further provides a fire-fighting ventilation smoke exhaust device.

The utility model provides a fire control ventilation fume extractor, includes slide mechanism and lower slide mechanism, upward install driving motor on the slide mechanism, go out the tuber pipe top and be equipped with a horizontal notch, driving motor's output shaft is connected with the gear after passing horizontal notch, be equipped with the rack on the tuber pipe inner wall, the gear meshes with the rack mutually, driving motor's output shaft has lower connecting rod, it is formed with lower horizontal notch to go out the tuber pipe bottom, lower connecting rod passes and rotates to connect on slide mechanism down after the horizontal notch down, slide mechanism fixed connection is in tuber pipe bottom down, be equipped with a sponge cover on the connecting rod down, be equipped with a plurality of brush hair on the sponge cover, the brush hair supports and leans on the dust screen internal surface of play tuber pipe.

Further, go up slide mechanism and include two sets of slip subassembly on, go up slide subassembly and include the slide rail, go up sliding fit on the slide rail and have the slider, two fixedly connected with connecting plate on the slider, install driving motor on the connecting plate. The design enables the driving motor to stably move on the upper sliding rail, so that the lower connecting rod and the sponge sleeve are driven to stably clean the dust screen.

Further, the upper horizontal notch is located between the two sets of upper sliding assemblies, so that the output shaft of the driving motor can smoothly pass through the upper horizontal notch and be connected with the gear.

In order to support the rotation and the removal of lower connecting rod, lower slide mechanism includes a lower support frame, lower support frame fixed connection is in out the tuber pipe bottom, the support frame top is equipped with down the slide rail, sliding fit has down the slider on the slide rail down, be equipped with a rotation seat on the slider down, rotate on the seat and be connected with lower connecting rod. The design enables the lower connecting rod to stably slide and rotate on the lower sliding rail, so that the sponge sleeve and the brush hair are driven to effectively clean the dust screen.

For the installation and the fixed of convenient lower carriage, the lower carriage includes a lower center plate, lower center plate both sides are equipped with the downside link plate, the downside link plate is connected with down the horizontal plate, down the horizontal plate can pass through bolt fixed connection on the tuber pipe. The design ensures that the lower support frame can be firmly fixed on the air outlet pipe, thereby ensuring the stability and reliability of the whole device.

Further, the lower slide rail is fixedly connected to the lower center plate, so that stability and reliability of the lower slide rail are ensured.

In order to further improve the cleaning effect, the connecting plate is also provided with a water injection mechanism. The water injection mechanism comprises a water tank and a miniature water pump, the miniature water pump is connected with a water pipe, and a spray head is arranged at the end part of the water pipe. The spray head penetrates through the upper horizontal notch and then inclines to the sponge sleeve so as to spray water to the sponge sleeve in the cleaning process.

Compared with the prior art, the utility model has the beneficial effects that the surface of the dust screen is thoroughly cleaned by matching the driving motor, the gear, the rack, the lower connecting rod, the sponge sleeve and the brush hair, and the ventilation and smoke exhaust efficiency is improved. The design of the upper sliding mechanism and the lower sliding mechanism ensures that the whole device can stably run, thereby improving the reliability and the service life of the device. The setting of water injection mechanism has further improved the clearance effect for the dust can be got rid of more fast.

Drawings

FIG. 1 is a schematic view of the installation state of the present utility model;

FIG. 2 is a front view of the present utility model;

FIG. 3 is an enlarged view of a portion of FIG. 1 at A;

FIG. 4 is a partial enlarged view at B in FIG. 1;

FIG. 5 is a schematic view of the water injection mechanism;

the device comprises a 1-ventilating duct, a 100-air outlet, a 2-connecting plate, a 3-driving motor, a 31-lower connecting rod, a 311-sponge sleeve, 312-bristles, a 32-gear, a 33-rack, a 41-lower slide rail, a 42-lower slide block, a 43-rotating seat, a 5-lower support frame, a 51-lower central plate, a 52-lower side connecting plate, a 53-lower horizontal plate, a 61-water tank, a 62-miniature water pump, a 63-water pipe, a 64-spray head, a 200-smoke exhaust fan, a 300-air outlet pipe, a 302-upper horizontal notch and a 303-lower horizontal notch.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model. The utility model will be further described with reference to the accompanying drawings and examples:

As shown in fig. 1-4, a fire-fighting ventilation smoke exhaust device is installed in an air outlet pipe 300 at the end of a ventilation pipe 100, wherein a smoke exhaust fan 200 is arranged inside the ventilation pipe, an air outlet is formed at the end of the ventilation pipe, the air outlet is provided with the air outlet pipe, and the smoke exhaust fan faces the air outlet.

The fire-fighting ventilation smoke exhaust device comprises an upper sliding mechanism and a lower sliding mechanism, wherein a driving motor 3 is arranged on the upper sliding mechanism, a horizontal notch 302 is formed in the top of an air outlet pipe and matched with the upper sliding mechanism, a gear 32 is connected after an output shaft of the driving motor passes through the upper horizontal notch, a rack 33 is arranged on the inner wall of the air outlet pipe, the gear is meshed with the rack, a lower connecting rod 31 is connected with the output shaft of the driving motor, a lower horizontal notch 303 is formed in the bottom of the air outlet pipe, the lower connecting rod penetrates through the lower horizontal notch and then is rotationally connected to the lower sliding mechanism, the lower sliding mechanism is fixedly connected to the bottom of the air outlet pipe, a sponge sleeve 311 is arranged on the lower connecting rod, and a plurality of bristles 312 are arranged on the sponge sleeve and abut against the inner surface of a dust screen of the air outlet pipe.

The working mode can drive the gear to rotate when driving motor rotates, because of gear and rack meshing, and then make the lower connecting rod move along last horizontal notch when driving motor rotates under the effect, and simultaneously, smoke exhaust fan needs the cooperation of high-speed operation to strengthen the dust removal effect.

In at least one embodiment, the upper sliding mechanism comprises two groups of upper sliding assemblies, each upper sliding assembly comprises an upper sliding rail 11, an upper sliding block 12 is in sliding fit with each upper sliding rail, two upper sliding blocks are fixedly connected with a connecting plate 2, and a driving motor is mounted on each connecting plate.

Further, the upper horizontal slot is between two sets of upper slide assemblies.

In at least one embodiment, the lower sliding mechanism comprises a lower supporting frame 5, the lower supporting frame is fixedly connected to the bottom of the air outlet pipe, a lower sliding rail 41 is arranged at the top of the supporting frame, a lower sliding block 42 is slidably matched with the lower sliding rail, a rotating seat 43 is arranged on the lower sliding block, and a lower connecting rod is rotatably connected to the rotating seat.

Further, the lower support frame comprises a lower center plate 51, lower side connecting plates 52 are arranged on two sides of the lower center plate, the lower side connecting plates are connected with lower horizontal plates 53, and the lower horizontal plates can be fixedly connected to the air outlet pipe through bolts.

The scheme is refined, and the lower sliding rail is fixedly connected to the lower central plate.

In at least one embodiment, as shown in fig. 5, the connection board 2 is provided with a water injection mechanism, the water injection mechanism includes a water tank 61 and a micro water pump 62, the micro water pump is connected with a water pipe 63, the end of the water pipe is provided with a spray head 64, and the spray head penetrates through the upper horizontal notch and then inclines to the sponge sleeve.

The shower nozzle can spray water to the sponge cover, and after the sponge cover soaks, can make moisture along brush hair and dust screen surface contact down after the connecting rod rotates for the dust is soaked by moisture, and the cooperation induced-draught fan is bloied at high speed, can accelerate the whereabouts of dust.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the foregoing examples, and that the foregoing description and description are merely illustrative of the principles of this utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims (7)

1. The utility model provides a fire control ventilation fume extractor, its characterized in that, including last slide mechanism and lower slide mechanism, upward install driving motor on the slide mechanism, go out the tuber pipe top and be equipped with a horizontal notch, driving motor's output shaft is connected with the gear after passing the horizontal notch, it is equipped with the rack to go out on the tuber pipe inner wall, the gear meshes with the rack, driving motor's output shaft has lower connecting rod, it is formed with lower horizontal notch to go out the tuber pipe bottom, lower connecting rod passes and rotates to connect on slide mechanism down, slide mechanism fixed connection is in play tuber pipe bottom down, be equipped with a sponge cover on the connecting rod down, be equipped with a plurality of brush hair on the sponge cover, the brush hair supports to lean on the dust screen internal surface of play tuber pipe.

2. The fire ventilation smoke exhaust device according to claim 1, wherein the upper sliding mechanism comprises two groups of upper sliding assemblies, the upper sliding assemblies comprise upper sliding rails, upper sliding blocks are in sliding fit with the upper sliding rails, two upper sliding blocks are fixedly connected with connecting plates, and driving motors are mounted on the connecting plates.

3. The fire ventilation and smoke evacuation device of claim 2, wherein the upper horizontal slot is between two sets of upper slide assemblies.

4. The fire-fighting ventilation smoke-discharging device according to claim 1, wherein the lower sliding mechanism comprises a lower supporting frame, the lower supporting frame is fixedly connected to the bottom of the air outlet pipe, a lower sliding rail is arranged at the top of the supporting frame, a lower sliding block is in sliding fit with the lower sliding rail, a rotating seat is arranged on the lower sliding block, and a lower connecting rod is connected to the rotating seat in a rotating mode.

5. The fire ventilation and smoke exhaust apparatus according to claim 4, wherein the lower support frame comprises a lower center plate, lower side connecting plates are arranged at two sides of the lower center plate, the lower side connecting plates are connected with lower horizontal plates, and the lower horizontal plates can be fixedly connected to the air outlet pipe through bolts.

6. The fire ventilation and smoke evacuation device of claim 5, wherein the lower slide rail is fixedly attached to the lower center panel.

7. The fire-fighting ventilation smoke-discharging device according to claim 2, wherein the connecting plate is provided with a water injection mechanism, the water injection mechanism comprises a water tank and a miniature water pump, the miniature water pump is connected with a water pipe, the end part of the water pipe is provided with a spray head, and the spray head penetrates through the upper horizontal notch and then inclines to the sponge sleeve.