CN219764806U - Smoke exhaust device for fire engineering - Google Patents

Abstract

The utility model discloses a smoke exhaust device for fire engineering, which comprises a smoke exhaust pipeline, wherein an installation groove is formed in the upper surface of the smoke exhaust pipeline, a filter assembly is inserted into the installation groove, dust exhaust ports are formed in the lower surfaces of the smoke exhaust pipelines on the front side and the rear side of the filter assembly, a movable plate is arranged above the dust exhaust ports, folding cloth is arranged on one side, away from the filter assembly, of the movable plate, the folding cloth is connected with the inner wall of the lower side of the smoke exhaust pipeline, a cleaning assembly attached to the filter assembly is arranged on the lower surface of the movable plate, and a movable assembly capable of driving the movable plate to move up and down relative to the filter assembly is arranged on the movable plate. The utility model has the dust discharge port, can discharge the cleaned dust downwards, and the utility model is provided with the matching of the moving plate and the folding cloth, can prevent the air from driving the dust to enter the pipeline upwards when flowing, and has the function of sealing and blocking the dust discharge port.

Description

Smoke exhaust device for fire engineering

Technical Field

The utility model relates to a smoke exhaust device for fire engineering.

Background

The prior art is like the Chinese patent document, the bulletin number is CN217002428U, disclose a fire control engineering and use the fume extractor, including the filter tube that inclines to set up, the low level end of the said filter tube communicates and is provided with the fume inlet pipe, the high level end of the said filter tube communicates and is provided with the fume exhaust pipe, there are smoking mechanisms on the said fume inlet pipe, the said filter tube has first order filter screen and second filter screen sequentially, the mesh number of the said second filter screen is greater than the mesh number of the said first order filter screen, there are cleaning mechanisms used for cleaning dust on said first order filter screen and second filter screen on the said filter tube, there are spray mechanisms in the said filter tube near the said fume exhaust pipe; according to the utility model, the filter screen can filter air, and meanwhile, the filter screen can be cleaned, so that the phenomenon that the filter screen is blocked when dust is filtered is avoided, the long-time filtering ventilation effect of the filter screen is ensured, the ventilation effect of the device is ensured, the air purifying effect is ensured, and the using effect of the device is ensured.

Based on the above, in the prior art, it avoids the phenomenon that the filter screen appears blocking when carrying out dust filtration through cleaning the filter screen. However, after the dust is cleaned, the dust still exists in the pipeline, and the problem of secondary pollution is easy to exist, so that the dust needs to be further improved.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the smoke exhaust device with the dust collecting function for the fire engineering.

According to this purpose design a smoke exhaust device for fire engineering, including exhaust duct, be equipped with the mounting groove on exhaust duct's the upper surface, filter element has been inserted to the mounting groove, be equipped with the dust exhaust mouth on the exhaust duct lower surface of both sides around the filter element, the dust exhaust mouth top is equipped with the movable plate, the movable plate is kept away from one side of filter element is equipped with folding cloth, folding cloth with exhaust duct downside inner wall is connected, install on the lower surface of movable plate with filter element is the clean subassembly of laminating mutually, be equipped with on the movable plate and drive the movable plate is relative filter element reciprocates's movable assembly.

Preferably, the left and right ends of the moving plate are provided with moving blocks, the inner walls of the left and right sides of the smoke exhaust pipeline are provided with guide grooves, the moving blocks are movably arranged in the guide grooves, the moving assembly comprises a first motor arranged on the moving plate, a driving gear is arranged on a motor shaft of the first motor, a rack is arranged on the inner wall of the smoke exhaust pipeline or the filtering assembly, and the driving gear is meshed with the rack.

Preferably, the cleaning assembly comprises a cleaning shaft and a plurality of cleaning films arranged on the cleaning shaft, the cleaning films are attached to the filtering assembly, the cleaning shaft is rotatably arranged on the moving plate, the cleaning shaft is positioned below the moving plate, one end of the cleaning shaft is provided with a linkage gear, and the linkage gear is meshed with the racks.

Preferably, the filter assembly is composed of a fixed frame and a filter screen, wherein the fixed frame is provided with a slot with an opening at the upper end, and the filter screen is inserted into the slot.

Preferably, a dust box is arranged below the smoke exhaust pipe, the upper end face of the dust box is attached to the lower end face of the smoke exhaust pipe, and the dust box is located right below the dust exhaust port.

Preferably, the outer walls of the left side and the right side of the smoke exhaust pipeline are provided with inserting rails, and the left side and the right side of the dust box are respectively provided with inserting blocks for being inserted into the inserting rails.

Compared with the prior art, the dust collecting device has the advantages that the dust collecting device is simple and reasonable in structure, has a dust collecting function and can avoid secondary pollution, dust discharging ports are formed in the lower surfaces of the smoke exhaust pipelines on the front side and the rear side of the filter assembly, a movable plate is arranged above the dust discharging ports, folding cloth is arranged on one side, away from the filter assembly, of the movable plate, the folding cloth is connected with the inner wall on the lower side of the smoke exhaust pipeline, a cleaning assembly attached to the filter assembly is mounted on the lower surface of the movable plate, and the movable plate is provided with a movable assembly capable of driving the movable plate to move up and down relative to the filter assembly. The utility model has the dust discharge port, can discharge the cleaned dust downwards, and the utility model is provided with the matching of the moving plate and the folding cloth, can prevent the air from driving the dust to enter the pipeline upwards when flowing, and has the function of sealing and blocking the dust discharge port.

Drawings

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

FIG. 2 is a schematic diagram of an exploded construction of the present utility model;

FIG. 3 is a schematic cross-sectional view of the present utility model;

FIG. 4 is a schematic view of a partial structure of the present utility model;

fig. 5 is an enlarged schematic view of the structure of fig. 4 a according to the present utility model.

Detailed Description

The utility model is further described below with reference to the drawings and examples.

Referring to fig. 1-5, a smoke exhaust device for fire engineering includes a smoke exhaust pipe 10, a mounting groove 100 is provided on the upper surface of the smoke exhaust pipe 10, a filter assembly 20 is inserted in the mounting groove 100, a dust exhaust port 120 is provided on the lower surface of the smoke exhaust pipe 10 on the front and rear sides of the filter assembly 20, a moving plate 410 is provided above the dust exhaust port 120, a folding cloth 420 is provided on one side of the moving plate 410 away from the filter assembly 20, the folding cloth 420 is connected with the inner wall of the lower side of the smoke exhaust pipe 10, a cleaning assembly 60 attached to the filter assembly 20 is mounted on the lower surface of the moving plate 410, and a moving assembly 50 capable of driving the moving plate 410 to move up and down relative to the filter assembly 20 is provided on the moving plate 410.

Referring to fig. 3, the movable plate 410 is used to drive the cleaning assembly 60 to move up and down during the up and down movement, so as to clean the filter assembly 20. Meanwhile, when the moving plate 410 moves upwards, it pulls the folding cloth 420 to be unfolded, so that dust falls into the dust discharge port, and dust is prevented from drifting into the pipeline. When the moving plate 410 moves downward, the shielding cloth 420 is automatically folded at the bottom of the pipe due to gravity.

Referring to fig. 5, the moving plate 410 is provided with moving blocks 411 at the left and right ends, guide slots 130 are provided on the inner walls of the left and right sides of the smoke exhaust duct 10, the moving blocks 411 are movably disposed in the guide slots 130, the moving assembly 50 includes a first motor 510 disposed on the moving plate 410, a driving gear 520 is mounted on a motor shaft of the first motor 510, and a rack 530 is mounted on the inner wall of the filter assembly 20 or the smoke exhaust duct 10, and the driving gear 520 is engaged with the rack 530.

Specifically, when the first motor 510 is powered on, it rotates in a forward direction or a reverse direction to drive the driving gear 520 to rotate relative to the rack 530, and in the rotation process, the moving plate is driven to move upwards or downwards. The structure is simple, and meets the use requirement.

Referring to fig. 5, the cleaning assembly 60 includes a cleaning shaft 610 and a plurality of cleaning films 620 disposed on the cleaning shaft 610, the cleaning films 620 are attached to the filter assembly 20, the cleaning shaft 610 is rotatably disposed on the moving plate 410, the cleaning shaft 610 is disposed below the moving plate 410, a linkage gear 630 is disposed at one end of the cleaning shaft 610, and the linkage gear 630 is meshed with the rack 530.

When the moving plate 410 moves up or down, the linkage gear 630 is driven by the rack 530, and the linkage gear 630 drives the cleaning shaft 610 to rotate, and during the rotation, the cleaning film 620 contacts with the filter assembly 20 to scrape off dust adhered to the surface.

Referring to fig. 2, the filter assembly 20 is composed of a fixing frame 210 and a filter screen 230, wherein the fixing frame 210 has a slot 220 with an upper end opened, and the filter screen 230 is inserted into the slot 220.

Specifically, the cleaning film 620 is attached to the filter 230.

More specifically, the rack 530 is disposed on the fixing frame 210.

Referring to fig. 1 and 2, a dust box 30 is disposed below the smoke exhaust duct 10, an upper end surface of the dust box 30 is attached to a lower end surface of the smoke exhaust duct 10, and the dust box 30 is located right below the dust exhaust port 120. Dust scraped off by the cleaning assembly 60 passes downwardly through the dust discharge opening 120 into the dust bin 30 for collection.

Referring to fig. 2, the outer walls of the left and right sides of the smoke exhaust duct 10 are provided with insertion rails 110, and the left and right sides of the dust box 30 are respectively provided with insertion blocks 310 for being inserted into the insertion rails 110.

What is not described in detail in this specification is prior art known to those skilled in the art.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model, and the terms "first", "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying the number of technical features being indicated.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present 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. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a fire control is fume extractor for engineering, includes exhaust duct (10), be equipped with mounting groove (100) on the upper surface of exhaust duct (10), filter unit (20) have been inserted in mounting groove (100), its characterized in that: the dust exhaust device is characterized in that dust exhaust ports (120) are formed in the lower surfaces of the smoke exhaust pipelines (10) on the front side and the rear side of the filter assembly (20), a movable plate (410) is arranged above the dust exhaust ports (120), one side, far away from the filter assembly (20), of the movable plate (410) is provided with a folding cloth (420), the folding cloth (420) is connected with the inner wall of the lower side of the smoke exhaust pipeline (10), a cleaning assembly (60) attached to the filter assembly (20) is mounted on the lower surface of the movable plate (410), and the movable plate (410) is provided with a movable assembly (50) capable of driving the movable plate (410) to move up and down relative to the filter assembly (20).

2. A smoke evacuation device for fire engineering according to claim 1, wherein: the utility model discloses a smoke exhaust pipeline, including movable plate (410), filter assembly, rack (530) are installed on filter assembly (20) or smoke exhaust pipeline (10) inner wall, be equipped with movable block (411) about both ends of movable plate (410), be equipped with guide way (130) on the left and right sides inner wall of smoke exhaust pipeline (10), movable block (411) activity sets up in guide way (130), remove subassembly (50) including setting up first motor (510) on movable plate (410), install drive gear (520) on the motor shaft of first motor (510), filter assembly (20) or install rack (530) on smoke exhaust pipeline (10) inner wall, drive gear (520) with rack (530) intermeshing.

3. A smoke evacuation device for fire engineering according to claim 2, wherein: the cleaning assembly (60) comprises a cleaning shaft (610) and a plurality of cleaning films (620) arranged on the cleaning shaft (610), the cleaning films (620) are attached to the filtering assembly (20), the cleaning shaft (610) is rotatably arranged on the moving plate (410), the cleaning shaft (610) is arranged below the moving plate (410), one end of the cleaning shaft (610) is provided with a linkage gear (630), and the linkage gear (630) is meshed with the rack (530).

4. A smoke evacuation device for fire engineering according to any one of claims 1 to 3, wherein: the filter assembly (20) is composed of a fixed frame (210) and a filter screen (230), wherein the fixed frame (210) is provided with a slot (220) with an opening at the upper end, and the filter screen (230) is inserted into the slot (220).

5. A smoke evacuation device for fire engineering according to any one of claims 1 to 3, wherein: the dust collection device is characterized in that a dust collection box (30) is arranged below the smoke exhaust pipeline (10), the upper end face of the dust collection box (30) is attached to the lower end face of the smoke exhaust pipeline (10), and the dust collection box (30) is located right below the dust exhaust port (120).

6. The smoke evacuation device for fire engineering according to claim 5, wherein: the smoke exhaust pipeline (10) is characterized in that insertion rails (110) are arranged on the outer walls of the left side and the right side of the smoke exhaust pipeline (10), and insertion blocks (310) used for being inserted into the insertion rails (110) are respectively arranged on the left side and the right side of the dust box (30).