CN210860280U - Exhaust pipeline with dust removal function for clean workshop - Google Patents

Abstract

The utility model discloses an exhaust duct for a clean workshop with dust removal function, belonging to the technical field of exhaust ducts. The utility model comprises an exhaust duct body. A fixing plate is arranged inside the exhaust duct body. A dust filter is provided, and a brush is arranged on the side of the dust filter. The brush is fixed on the side of the movable rod. The middle of the movable rod is connected with a first rotating shaft, and the end of the first rotating shaft is connected. The end of the load-bearing plate is installed on the inner wall of the exhaust duct body, the upper end of the sleeve rod is nested with a spring, and the spring is located at the end of the sleeve. Inside; the dust-sweeping mechanism of the utility model includes parts such as a movable rod and a brush, and by rotating the handle, the movable rod and the brush can be rotated, so that the dust adsorbed on the dust filter net can be swept down, thereby avoiding the disassembly of the dust The filter screen cleans dust and improves work efficiency.

Description

An exhaust duct for clean workshop with dust removal function

technical field

The utility model belongs to the technical field of an exhaust duct for a clean workshop, and the IPC classification number is B01D50/00, in particular to an exhaust duct for a clean workshop with a dust removal function.

Background technique

A clean workshop is also called a dust-free workshop and a clean room, which refers to the removal of particulates, harmful air, bacteria and other pollutants in the air within a certain space, and the indoor temperature, cleanliness, indoor pressure, airflow speed and airflow distribution. Noise, vibration, lighting, and static electricity are controlled within a certain range of requirements, and the specially designed room is given, and the clean room needs to use an exhaust duct when exhausting, so that the air containing dust in the clean room can be discharged, making The interior of the clean workshop can maintain good cleanliness.

For example, the dust filter outdoor exhaust duct disclosed by the utility model with the publication number of CN205127637U, although it is provided with a dedusting net, so that the exhaust duct has the function of dedusting, but after the dedusting net is used for a long time, the mesh holes on the dedusting net will be blocked. Therefore, it needs to be disassembled for cleaning, which makes it more troublesome to clean up, and the exhaust duct needs to be disassembled to remove the dust net to be able to clean the dust, which leads to troublesome operation and affects work efficiency. Exhaust ducts for workshops.

Utility model content

The purpose of the present invention is to provide an exhaust duct for a clean workshop with a dust removal function, so as to solve the problems raised in the above-mentioned background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: an exhaust duct for a clean workshop with a dust removal function, comprising an exhaust duct body, and a fixing plate is arranged inside the exhaust duct body, and the fixed plate is The inside is provided with a dust filter screen, the side of the dust filter screen is provided with a brush, the brush is fixed on the side of the movable rod, the middle of the movable rod is connected with a first rotating shaft, and the The end penetrates through the interior of the bearing plate and is connected to the first bevel gear, the end of the bearing plate is mounted on the inner wall of the exhaust duct body, and the first bevel gear is connected to the second rotating shaft through the second bevel gear The lower ends of the ducts are connected to each other, the upper end of the second shaft runs through the top of the exhaust duct body and is connected to the handle, the bottom of the exhaust duct body is provided with an ash collecting hopper, and the bottom of the ash collecting hopper is installed with a plug, The outer wall of the plug is covered with a rubber seal, the bottom of the side of the plug is connected with a crossbar, the side of the top of the crossbar is fixed with a sleeve rod, the upper end of the sleeve rod is connected with a limit block, the limit The position block is located inside the sleeve, the upper end of the sleeve is fixed on the bottom of the exhaust duct body, the upper end of the sleeve rod is nested with a spring, and the spring is located inside the sleeve.

Preferably, the dust filter is designed in a circular structure, the central axis of the dust filter coincides with the central axis of the movable rod, and the length of the movable rod is 3 cm greater than the diameter of the dust filter.

Preferably, the brushes are distributed at equal intervals on the sides of the movable rod, and the ends of the brushes are attached to the sides of the dust filter.

Preferably, the first bevel gear and the second bevel gear are designed to be perpendicular to each other, and the first bevel gear and the second bevel gear are in meshing connection.

Preferably, the vertical section of the top of the plug is designed as a triangular structure, the outer wall of the plug and the inner wall of the rubber seal are bonded and connected, and the outer wall of the rubber seal and the inner side of the bottom of the ash collecting hopper are attached to each other.

Preferably, the outer wall of the sleeve rod and the inner wall of the spring are attached to each other, and the sleeve rod and the limiting block are combined into a "T"-shaped structure.

Preferably, the limiting block is designed as a rectangular body structure, and the limiting block and the sleeve form a snap-fit sliding structure.

Compared with the prior art, the beneficial effects of the present utility model are:

1. The dust-sweeping mechanism includes parts such as movable rods and brushes, and by rotating the handle, the movable rods and brushes can be rotated, so that the dust adsorbed on the dust filter can be swept off, thereby avoiding the need to disassemble the dust filter. Dust cleaning, improve work efficiency.

2. The dust extraction mechanism includes parts such as sleeve rods, limit blocks, sleeves and springs, and by pulling down the sleeve rods, the bottom of the ash collecting hopper can be opened, so that the dust can be taken out, and the sleeve rods are loosened. The part can make the bottom of the ash collecting hopper close automatically, so as to facilitate the removal of dust.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the present utility model;

Fig. 2 is the front view structure schematic diagram in Fig. 1 of the utility model;

3 is a schematic diagram of the installation structure of the sleeve rod in FIG. 1 of the present utility model;

Fig. 4 is the enlarged structural schematic diagram at A in Fig. 2 of the utility model;

FIG. 5 is a schematic diagram of the installation structure of the limit block in FIG. 3 of the present utility model;

6 is a schematic diagram of the installation structure of the dust filter in FIG. 2 of the present utility model;

7 is a schematic diagram of the installation structure of the plug in FIG. 4 of the present utility model;

In the figure: 1. Exhaust duct body; 2. Fixed plate; 3. Dust filter; 4. Brush; 5. Active rod; 6. First shaft; 7. Bearing plate; 8. First bevel gear; 9. The second bevel gear; 10. The second shaft; 11. The handle; 12. The ash hopper; 13. The plug; 14. The rubber seal; 15. The cross bar; 18. Sleeve; 19. Spring.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Please refer to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, the present utility model provides a technical solution: an exhaust duct for a clean workshop with a dust removal function, comprising an exhaust duct body 1, and the interior of the exhaust duct body 1 is provided with Fixed plate 2, the interior of the fixed plate 2 is provided with a dust filter 3, the side of the dust filter 3 is provided with a brush 4, the brush 4 is fixed on the side of the movable rod 5, and the middle of the movable rod 5 is connected with a first Rotating shaft 6, the end of the first rotating shaft 6 penetrates through the interior of the bearing plate 7 and is connected to the first bevel gear 8. The end of the bearing plate 7 is mounted on the inner wall of the exhaust duct body 1, and the first bevel gear 8 passes through The second bevel gear 9 is connected to the lower end of the second rotating shaft 10. The upper end of the second rotating shaft 10 penetrates through the top of the exhaust duct body 1 and is connected to the handle 11. The bottom of the exhaust duct body 1 is provided with an ash collecting hopper 12 , a plug 13 is installed at the bottom of the ash collecting hopper 12, the outer wall of the plug 13 is covered with a rubber seal 14, the bottom of the side of the plug 13 is connected with a cross bar 15, and the side of the top of the cross bar 15 is fixed with a sleeve rod 16, the sleeve rod The upper end of 16 is connected to a limit block 17, the limit block 17 is located inside the sleeve 18, the upper end of the sleeve 18 is fixed to the bottom of the exhaust duct body 1, the upper end of the sleeve rod 16 is nested with a spring 19, and the spring 19 is located in the sleeve. the interior of the barrel 18 .

The dust filter 3 is designed as a circular structure, the central axis of the dust filter 3 coincides with the central axis of the movable rod 5, the length of the movable rod 5 is greater than the diameter of the dust filter 3 by 3cm, and the brush 4 is on the side of the movable rod 5. The sides are equally spaced, the end of the brush 4 and the side of the dust filter 3 are attached to each other, in order to facilitate the dust adsorbed on the dust filter 3 to be swept down, as shown in A movable rod 5 is provided on the side, and the movable rod 5 can rotate, so that the brush 4 can sweep off the dust adsorbed on the dust filter 3, thus avoiding the disassembly and cleaning of the dust filter 3, thereby improving the work efficiency.

The first bevel gear 8 and the second bevel gear 9 are designed to be perpendicular to each other, and the first bevel gear 8 and the second bevel gear 9 are meshed and connected, in order to facilitate the conversion of horizontal rotation into vertical rotation, as shown in the figure 2, the handle 11 can be installed outside the exhaust duct body 1, so as to facilitate the rotation of the movable rod 5 and the brush 4 through the handle 11.

The vertical section at the top of the plug 13 is designed as a triangular structure, the outer wall of the plug 13 and the inner wall of the rubber seal 14 are bonded and connected, and the outer wall of the rubber seal 14 and the inner side of the bottom of the ash collecting hopper 12 are attached to each other. In order to facilitate the removal of dust, As shown in FIG. 4 , the vertical section of the top of the plug 13 is designed as a triangular structure, so that the dust falling on the top of the plug 13 can fall down automatically.

The outer wall of the sleeve rod 16 and the inner wall of the spring 19 are attached to each other. The sleeve rod 16 and the limit block 17 are combined into a "T"-shaped structure. The limit block 17 is designed as a rectangular structure, and the limit block 17 and the sleeve 18 constitute The snap-fit sliding structure allows the plug 13 to automatically block the bottom of the ash collecting hopper 12. As shown in FIG. 3, a spring 19 is nested outside the sleeve rod 16, so that the sleeve rod 16 can return to At the same time, the limiting block 17 prevents the rotation of the sleeve rod 16, so that the plug 13 can automatically block the bottom of the ash collecting hopper 12.

The working principle and use process of the utility model: when the device is in use, first, when there is a lot of dust on the dust filter 3 and needs to be cleaned, the handle 11 is rotated at this time, and then the handle 11 passes through the second rotating shaft 10 and the second bevel gear 9. , The first bevel gear 8 and the first rotating shaft 6 drive the movable rod 5 to rotate, and at the same time the movable rod 5 drives the brush 4 to rotate, so that the brush 4 can sweep the dust adsorbed on the dust filter 3 to the ash collecting hopper 12 Then pull down the cross bar 15, and then the cross bar 15 drives the plug 13 and the rubber seal 14 to move down, so that the dust inside the ash hopper 12 can be discharged, and the cross bar 15 drives the sleeve rod 16 and the limit block. 17 moves downward, so that the spring 19 is compressed. Since the limit block 17 is a rectangular body, it is ensured that the stopper 13 can only move up and down, thereby ensuring that when the cross bar 15 is released, the elastic force generated by the spring 19 can make the stopper 13 And the rubber seal 14 moves up, and the bottom of the ash hopper 12 is blocked again.

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

Claims (7)

1. The utility model provides a clean workshop is with exhaust duct with dust removal function, includes exhaust duct body (1), its characterized in that: the inside of exhaust duct body (1) is provided with fixed plate (2), the inside of fixed plate (2) is provided with dust filter screen (3), the avris of dust filter screen (3) is provided with brush (4), brush (4) are fixed in the avris of movable rod (5), the middle part of movable rod (5) is connected with first pivot (6), the tip of first pivot (6) runs through the inside and the first conical gear (8) interconnect in bearing plate (7), the tip of bearing plate (7) is installed in the inner wall of exhaust duct body (1), first conical gear (8) are through the lower extreme interconnect of second conical gear (9) with second pivot (10), the upper end of second pivot (10) runs through the top and handle (11) interconnect in exhaust duct body (1), the bottom of exhaust duct body (1) is provided with dust collection fill (12), stopper (13) are installed to the bottom of collection ash bucket (12), rubber seal spare (14) have been laid to the outer wall of stopper (13), the bottom of stopper (13) avris is connected with horizontal pole (15), the avris at horizontal pole (15) top is fixed with loop bar (16), the upper end of loop bar (16) is connected with stopper (17), stopper (17) are located the inside of sleeve (18), the upper end of sleeve (18) is fixed in the bottom of exhaust pipe body (1), the upper end nestification of loop bar (16) has spring (19), spring (19) are located the inside of sleeve (18).

2. The exhaust duct for a clean room with a dust removing function according to claim 1, wherein: the dust filter screen (3) is designed to be of a circular structure, the central axis of the dust filter screen (3) coincides with the central axis of the movable rod (5), and the length of the movable rod (5) is larger than the diameter of the dust filter screen (3) by 3 cm.

3. The exhaust duct for a clean room with a dust removing function according to claim 1, wherein: the brush (4) is equidistantly distributed on the side of the movable rod (5), and the end of the brush (4) is attached to the side of the dust filter screen (3).

4. The exhaust duct for a clean room with a dust removing function according to claim 1, wherein: the first bevel gear (8) and the second bevel gear (9) are perpendicular to each other, and the first bevel gear (8) and the second bevel gear (9) are in meshed connection.

5. The exhaust duct for a clean room with a dust removing function according to claim 1, wherein: the vertical section at the top of the plug (13) is designed to be a triangular structure, the outer wall of the plug (13) is connected with the inner wall of the rubber sealing element (14) in a sticking manner, and the outer wall of the rubber sealing element (14) is attached to the inner side of the bottom of the ash collecting hopper (12) mutually.

6. The exhaust duct for a clean room with a dust removing function according to claim 1, wherein: the outer wall of loop bar (16) and the inner wall of spring (19) laminate each other, loop bar (16) and stopper (17) make up into "T" style of calligraphy structure.

7. The exhaust duct for a clean room with a dust removing function according to claim 1, wherein: the limiting block (17) is designed to be a rectangular structure, and the limiting block (17) and the sleeve (18) form a clamping type sliding structure.

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