CN219251991U - Air outlet dust filter mechanism - Google Patents

Abstract

The utility model provides a tuyere dust filter mechanism, which belongs to the technical field of mine ventilation, to solve the problem that the existing air inlet dust filter mechanism needs to regularly clean or replace the filter screen, and the operation is cumbersome, including a fixing plate, a mounting frame, a fixing frame, filter screen, sliding plate, baffle plate, screw rod and driving part; the mounting frame is fixedly connected to the lower end surface of the fixed plate; the fixed frame is fixedly connected to the front and rear ends of the mounting frame; the filter screen is fixedly connected to At the bottom of the mounting frame; the screw rod is rotatably connected to the left and right sides of the fixed frame; the sliding plate is slidably connected to the upper part of the filter screen; the baffle is rotatably connected to the inner side of the mounting frame; the driving member is fixed Connected to the left and right sides of the fixed frame; the utility model improves the service life of the filter screen, reduces the replacement frequency of the filter screen, reduces economic losses, effectively ensures the ventilation effect, and avoids the inconvenience of manual cleaning of the filter screen. Reduce the labor intensity of the staff.

Description

Air outlet dust filter mechanism

technical field

The utility model belongs to the technical field of mine ventilation, and more specifically relates to a tuyere dust filter mechanism.

Background technique

Mine ventilation includes an air inlet and an air outlet. The internal smoke and dust are discharged from the mine through the air outlet, and the external air is introduced into the mine through the air inlet. In order to prevent the discharged dust from re-entering the mine, it is usually necessary to install a dust filter at the air inlet. , the existing air inlet dust filter mechanism usually consists of a fixed frame, a filter screen and the like.

For example, CN202020710449.8 discloses a tuyere dust filter mechanism for mine ventilation, including a fixed ring and an exhaust fan, a first fixed frame is fixedly installed on both sides of the fixed ring, and an exhaust fan is fixedly installed inside the first fixed frame, Both sides of the fixed ring are equipped with dust-proof mechanisms; the device is provided with a dust-proof mechanism, which is convenient for sucking dust into the inside of the second fixed frame through the exhaust fan, so that the hinge plate is opened, and the dust enters the inside of the second fixed frame. The expansion force of the first spring itself prevents dust from falling, and the second fixed frame can prevent dust from entering the air and causing harm to the human body. The device is equipped with a ventilation mechanism, which drives the first gear to rotate through the rotation of the screw, and the second The rotation of the first gear drives the rotation of the second gear, which is convenient for opening and closing the baffle, and is convenient for closing the vent when the mine is not in use to prevent debris from falling into the interior of the mine. When the mine needs to be used, the baffle is opened for ventilation.

Based on the above, the filter screen of the existing air inlet dust filter mechanism is easily blocked by dust after a period of use, which affects the ventilation effect of the mine. The staff need to clean or replace the filter screen regularly, and the operation is cumbersome, resulting in relatively high labor intensity for the staff. Large, and the vents are difficult to close when not in use, resulting in faster weathering of the filter and affecting the service life of the filter.

Utility model content

In order to solve the above technical problems, the utility model provides a tuyere dust filter mechanism to solve the problem that the filter screen of the existing air inlet dust filter mechanism is easily blocked by dust after a period of use, which affects the ventilation effect of the mine. Cleaning or replacement is cumbersome and labor-intensive, and the vents are difficult to close when not in use, resulting in a faster weathering of the filter screen and affecting the service life of the filter screen.

The purpose and effect of a tuyere dust filter mechanism of the utility model are achieved by the following specific technical means:

A tuyere dust filter mechanism, comprising a fixed plate, a mounting frame, a fixed frame, a filter screen, a sliding plate, a baffle plate, a screw rod and a driver; the mounting frame is fixedly connected to the lower end surface of the fixed plate; the fixed frame There are two fixed frames, and the two fixed frames are respectively fixedly connected to the front and rear ends of the mounting frame; the filter screen is fixedly connected to the lower part of the mounting frame; The screw rods are respectively connected to the left and right sides of the two fixed frames; the sliding plate is connected to the upper part of the filter screen by sliding back and forth, and the sliding plate is screwed to the two screw rods; There are five plates, and the five baffles are evenly distributed and rotated on the inside of the mounting frame; there are two driving parts, and the two driving parts are respectively fixedly connected to the left and right sides of the fixed frame in front. On the side, the two driving members are coaxially fixedly connected with the two screw rods respectively.

Further, the sliding plate includes a cleaning brush; the cleaning brush is fixedly connected to the lower end surface of the sliding plate.

Further, the fixed frame includes a collection box; there are two collection boxes, and the two collection boxes are respectively slidingly connected to the lower parts of the two fixed frames forward and backward.

Further, the fixed frame also includes a fixed groove; the fixed groove is opened on the left side of the fixed frame in front;

The baffle includes a positioning block and an operating piece; the positioning block is fixedly connected to the front end of the leftmost baffle shaft; the operating piece is slidably connected to the outside of the positioning block, and the operating piece is connected to the The fixed slot slides back and forth to connect.

Further, the baffle also includes connecting rods; there are eight connecting rods, the front and rear sides of the right part of the five baffles are respectively connected to the eight connecting rods in rotation, and the five connecting rods The plates are connected to each other through eight connecting rods.

Further, the baffle also includes a scroll spring; the leftmost baffle is elastically connected to the installation frame through the scroll spring.

Compared with the prior art, the utility model has the following beneficial effects:

The utility model adds a connecting rod on the basis of the traditional tuyere dust filter mechanism, and through the connecting rod, multiple baffles are rotated at the same time, and the size of the air inlet is changed by the rotation of the baffles to control the air intake, and the air entering the mine is controlled by the filter screen. Filtering effectively prevents external dust from entering the mine, closing the baffle when the vent is not in use, effectively reducing the weathering speed of the filter, improving the service life of the filter, reducing the replacement frequency of the filter, and reducing economic loss.

The utility model adds a cleaning brush and a collection box on the basis of the traditional tuyere dust filter mechanism. When the filter screen is blocked, the filter screen is cleaned by the cleaning brush, which effectively ensures the ventilation effect and avoids the inconvenience of manual cleaning of the filter screen. , Reduce the labor intensity of the staff, simple operation, easy to use, collect the cleaned dust through the collection box, facilitate the unified treatment of the dust, and effectively prevent the cleaned dust from being scattered into the mine.

The utility model can change the size of the air inlet so as to control the air intake, effectively prevents external dust from entering the mine, effectively reduces the weathering speed of the filter screen, improves the service life of the filter screen, and reduces the replacement frequency of the filter screen. It reduces economic loss, effectively ensures the ventilation effect, avoids the inconvenience of manual cleaning of the filter screen, reduces the labor intensity of the staff, is simple to operate, easy to use, and effectively prevents the cleaned dust from being scattered into the mine. Simple and easy to produce.

Description of drawings

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

Fig. 2 is a structural schematic diagram of the filter screen of the present invention.

Fig. 3 is a structural schematic diagram of the positioning block of the present invention.

Fig. 4 is a schematic diagram of the position of the driving part of the utility model.

Fig. 5 is a structural schematic diagram of the sliding plate of the present invention.

Fig. 6 is a schematic diagram of the position of the screw rod of the present invention.

Fig. 7 is a schematic diagram of a partially enlarged structure at A in Fig. 5 of the present invention.

In the figure, the corresponding relationship between component names and drawing numbers is:

1, fixed plate; 2, installation frame; 3, fixed frame; 301, collection box; 302, fixed slot; 4, filter screen; 5, sliding plate; 501, cleaning brush; 6, baffle plate; 601, scroll spring ; 602, positioning block; 603, operating part 604, connecting rod; 7, screw mandrel; 8, driving part.

Detailed ways

The implementation of the present utility model will be further described in detail below in conjunction with the accompanying drawings and examples.

Example:

As shown in accompanying drawing 1 to accompanying drawing 7:

The utility model provides a tuyere dust filter mechanism, comprising a fixed plate 1, a mounting frame 2, a fixed frame 3, a filter screen 4, a sliding plate 5, a baffle plate 6, a screw rod 7 and a driving part 8; the mounting frame 2 is fixedly connected to a fixed The lower end surface of the plate 1; two fixed frames 3 are provided, and the two fixed frames 3 are respectively fixedly connected to the front and rear ends of the mounting frame 2; the filter screen 4 is fixedly connected to the bottom of the mounting frame 2; the screw rod 7 is provided with two , two screw rods 7 are respectively rotated and connected to the left and right sides of the two fixed frames 3; the sliding plate 5 is slidably connected to the top of the filter screen 4, and the sliding plate 5 is screwed to the two screw rods 7; the baffle plate 6 is provided with Five, five baffle plates 6 are evenly distributed and rotated on the inside of the mounting frame 2; two driving parts 8 are provided, and the two driving parts 8 are respectively fixedly connected to the left and right sides of the fixed frame 3 in front, and the two driving parts 8 are coaxially fixedly connected with two screw rods 7 respectively.

Wherein, the fixed frame 3 includes a collection box 301; the collection box 301 is provided with two, and the two collection boxes 301 are respectively slidingly connected to the bottom of the two fixed frames 3; The dust filter mechanism is fixed at the air inlet of the mine, collects the cleaned dust through the collection box 301, facilitates the unified treatment of the dust, and effectively prevents the cleaned dust from being scattered into the mine.

Wherein, the fixed frame 3 also includes a fixed groove 302; the fixed groove 302 is opened on the left side of the fixed frame 3 in front;

The baffle plate 6 includes a positioning block 602 and an operating piece 603; the positioning block 602 is fixedly connected to the front end of the leftmost baffle plate 6 shaft; 302 is slidingly connected back and forth; in use, pull the operating piece 603 outward to make the operating piece 603 break away from the fixing groove 302, and then turn the operating piece 603 to drive the positioning block 602 to rotate through the operating piece 603, and drive the baffle plate 6 through the positioning block 602 Rotate, and after the adjustment is completed, push the operating member 603 back into the fixing groove 302 to realize the positioning of the baffle plate 6 .

Wherein, the baffle plate 6 also includes a scroll spring 601; the leftmost baffle plate 6 is elastically connected with the installation frame 2 through the scroll spring 601; The coil spring 601 makes the baffle plate 6 reset automatically, which is easy to operate and easy to use.

Wherein, sliding plate 5 includes cleaning brush 501; Cleaning brush 501 is fixedly connected on the lower end surface of sliding plate 5; The sliding plate 5 and the cleaning brush 501 slide, and the filter screen 4 is cleaned by the cleaning brush 501, which effectively ensures the ventilation effect, avoids the inconvenience of manually cleaning the filter screen 4, and reduces the labor intensity of the staff.

Wherein, the baffle 6 also includes connecting rods 604; there are eight connecting rods 604, and the front and rear sides of the right part of the five baffles 6 are respectively rotationally connected with the eight connecting rods 604, and the five baffles 6 are connected by eight The rods 604 are connected by transmission; in use, multiple baffles 6 are rotated simultaneously through the connecting rod 604, the size of the air inlet is changed by the rotation of the baffles 6 to control the air intake, and the air entering the mine is filtered through the filter screen 4 , effectively avoiding external dust from entering the mine, when the vent is not in use, put the baffle plate 6 flat to close the air inlet, effectively reducing the weathering speed of the filter screen 4, and improving the service life of the filter screen 4, The replacement frequency of the filter screen 4 is reduced, and the economic loss is reduced.

The specific usage and function of this embodiment: in use, the dust filter mechanism is fixed at the air inlet of the mine through the fixing plate 1 and the mounting frame 2, and the operating part 603 is pulled outward to make the operating part 603 break away from the fixing groove 302. At this time, Rotate the operating member 603, drive the positioning block 602 to rotate through the operating member 603, drive the baffle plate 6 to rotate through the positioning block 602, and make multiple baffle plates 6 rotate at the same time through the connecting rod 604, and change the size of the air inlet through the rotation of the baffle plate 6. Control the air intake, filter the air entering the mine through the filter screen 4, effectively avoid the outside dust from entering the mine, when the vent is not in use, pull out the operating part 603, and automatically reset the baffle 6 through the scroll spring 601 , so that the air inlet is closed, effectively reducing the weathering speed of the filter screen 4, improving the service life of the filter screen 4, reducing the replacement frequency of the filter screen 4, and reducing economic losses. When the filter screen 4 is blocked, the drive will be activated 8. Make the screw mandrel 7 rotate, drive the sliding plate 5 and the cleaning brush 501 to slide through the screw mandrel 7, and clean the filter screen 4 through the cleaning brush 501, effectively ensuring the ventilation effect and avoiding the inconvenience of manual cleaning of the filter screen 4. The labor intensity of the staff is reduced, the operation is simple, and the use is convenient. The cleaned dust is collected through the collection box 301, which facilitates the unified treatment of the dust, and effectively prevents the cleaned dust from being scattered into the mine.

Claims (6)

1. A tuyere dust filter mechanism, characterized in that it includes a fixed plate (1), a mounting frame (2), a fixed frame (3), a filter screen (4), a sliding plate (5), a baffle plate (6), a wire rod (7) and driver (8); the mounting frame (2) is fixedly connected to the lower end surface of the fixed plate (1); the front and rear ends of the mounting frame (2) are respectively fixedly connected with one of the fixed frame (3); the filter screen (4) is fixedly connected to the bottom of the mounting frame (2); two screw rods (7) are provided, and the two screw rods (7) are connected in rotation respectively On the left and right sides of the two fixed frames (3); the sliding plate (5) is slidably connected to the top of the filter screen (4) front and back, and the sliding plate (5) is connected to the two screw rods (7) threaded connection; the inner side of the mounting frame (2) is evenly distributed and rotationally connected with a plurality of baffle plates (6); the driving member (8) is provided with two, and the two driving members (8) ) are respectively fixedly connected to the left and right sides of the fixed frame (3) in front, and the two said driving parts (8) are fixedly connected coaxially with the two said screw rods (7) respectively. 2. A tuyere dust filter mechanism as claimed in claim 1, characterized in that: the fixed frame (3) includes a collection box (301); the lower part of each fixed frame (3) is slidingly connected with a Described collection box (301). 3. A tuyere dust filter mechanism as claimed in claim 1, characterized in that: said fixed frame (3) also includes a fixed groove (302); said fixed groove (302) is opened in said fixed frame ( 3) to the left; The baffle (6) includes a positioning block (602) and an operating member (603); the positioning block (602) is fixedly connected to the front end of the rotating shaft of the leftmost baffle (6); the operating member (603) The front and rear sliding connection is on the outside of the positioning block (602), and the operation member (603) is sliding front and rear connection with the fixing groove (302). 4. A tuyere dust filter mechanism according to claim 1, characterized in that: the baffle (6) also includes a scroll spring (601); the leftmost baffle (6) passes through the scroll spring (601) is elastically connected with the installation frame (2). 5. A tuyere dust filter mechanism according to claim 1, characterized in that: the sliding plate (5) includes a cleaning brush (501); the cleaning brush (501) is fixedly connected to the sliding plate (5) the lower end face. 6. A tuyere dust filter mechanism according to claim 1, characterized in that: said baffle (6) also includes a connecting rod (604); said connecting rod (604) is provided with a plurality of said The front and rear sides of the right part of the baffle (6) are respectively rotatably connected to the plurality of connecting rods (604), and the plurality of baffles (6) are connected to each other through the plurality of connecting rods (604).

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