Mine ventilation device with filtering structure

Abstract

The mine ventilation device with the filtering structure is applied to the technical field of mine ventilation, an air cylinder is started to enable a cross rod to drive a connecting column to move, the connecting column can drive a draught fan to ascend and descend when moving through a fixing column, the draught fan can be kept stable in the ascending and descending process under the limitation of a positioning block, and therefore the ventilation effect is improved. The motor is started to drive the lead screw to rotate, the connecting block can drive the scraping strip to move when the lead screw rotates, the scraping strip can drive the other connecting block to move through the guide rod when moving, the scraping strip moves on the surface of the filter screen, and therefore the height of the fan can be adjusted, and manual operation is not needed. Impurities and dust on the surface can be cleaned into the collecting box, and the filter screen does not need to be detached for cleaning.

Description

Technical Field

[0001] The utility model belongs to the technical field of mine ventilation, in particular to a mine ventilation device with a filtering structure. Background Art

[0002] A mine is an independent production and operation unit that mines ore within a certain mining area. A mine primarily consists of one or more mining workshops and some auxiliary workshops. Most mines also include a beneficiation plant. Ventilators are typically used in the mining process, primarily for ventilation.

[0003] Currently, a Chinese utility model with the announcement number CN221400613U discloses a ventilation device for mines, which relates to the field of mechanical equipment technology. The device manually adjusts the height of the fan. However, manual adjustment is not convenient and fast enough, and it does not have the function of automatically cleaning the dustproof components. As a result, the device needs to be stopped and disassembled for cleaning when cleaning the dustproof components, which cannot meet the needs of users at this stage. Utility Model Content

[0004] The utility model aims at providing a mine ventilation device with a filtering structure, which has the advantages of being able to automatically adjust the height of the fan and automatically clean the filter.

[0005] The above technical objectives of the present invention are achieved through the following technical solutions: a mine ventilation device with a filtering structure, comprising an I-shaped bottom plate, the bottoms of the four corners of the I-shaped bottom plate are provided with universal wheels, a fan is provided above the I-shaped bottom plate, both sides of the top of the I-shaped bottom plate are fixedly connected with fixed columns, the interior of the fixed columns is slidably connected with a connecting column, the top of the connecting column is fixedly connected to the bottom of the fan, a cylinder is provided on the top of the I-shaped bottom plate between the two fixed columns, the piston rod of the cylinder is fixedly connected with a cross bar, both ends of the cross bar pass through a fixed The column is fixedly connected to the side wall of the connecting column, and a filter screen is provided on the inner wall of the fan. A first fixed block and a second fixed block are fixedly connected to both sides of the fan, and the number of the first fixed block and the second fixed block are both two. A screw rod is rotatably installed between the two first fixed blocks, and the screw rod is connected to the motor transmission connection arranged at the top of the first fixed block. A guide rod is fixedly connected between the two second fixed blocks, and a connecting block is threadedly connected to the outer side of the screw rod. There are two connecting blocks, and the other connecting block is slidably connected to the guide rod. A scraper is provided between the two connecting blocks.

[0006] The above technical solution is adopted: start the cylinder to make the cross bar drive the connecting column to move, and when the connecting column moves through the fixed column, it can drive the fan to rise and fall. Under the restriction of the positioning block, the fan can remain stable during the lifting process, thereby completing the adjustment of the fan height without manual operation, which is convenient and fast: start the motor to drive the screw rod to rotate, and when the screw rod rotates, the connecting block can drive the scraper to move. When the scraper moves, it can drive another connecting block and make it move through the guide rod. By moving the scraper bar on the surface of the filter, the impurities and dust on its surface can be cleaned into the collection box without the need to disassemble the filter for cleaning.

[0007] The utility model is further configured as follows: a positioning block is fixedly connected to one side of the connecting column, and the positioning block is slidably connected to the inner wall of the fixed column.

[0008] The above technical solution can keep the fan stable during the lifting process.

[0009] The utility model is further configured such that threaded holes are provided on opposite sides of the two connecting blocks, and screws are threadedly connected to the scraping strips.

[0010] Adopting the above technical solution: it is convenient to disassemble and replace the scraper strip.

[0011] The utility model is further configured such that a collection box is provided below the scraper strip, and clamping blocks are fixedly connected to both sides of the collection box, and inner walls of the first fixed block and the second fixed block are provided with clamping grooves, and the clamping blocks are clamped in the clamping grooves.

[0012] Adopting the above technical solution: it is convenient to collect the impurities after cleaning.

[0013] The utility model is further configured such that a mounting block is fixedly connected to the outer side of the filter screen, and a positioning hole is opened on the inner wall of the mounting block.

[0014] Adopting the above technical solution: it is convenient to install the filter.

[0015] The utility model is further configured such that an inner wall of the fan is provided with an installation groove used in conjunction with the installation block, and the inner wall of the installation groove is slidably connected to a positioning rod used in conjunction with the positioning hole.

[0016] Adopting the above technical solution: it is convenient to fix the filter.

[0017] The utility model is further configured such that one end of the positioning rod is fixedly connected to a connecting piece, and one side of the connecting piece is fixedly connected to a spring.

[0018] Adopting the above technical solution: the positioning rod can be automatically reset.

[0019] The utility model is further configured such that a guide block is fixedly connected to the bottom of the connecting piece, a paddle is fixedly connected to one side of the connecting piece, a guide groove is opened on the inner wall of the fan, and the guide block is slidably connected to the guide groove.

[0020] The above technical solution can ensure that the connecting piece remains stable when moving.

[0021] In summary, the present invention has the following beneficial effects:

[0022] 1: Start the cylinder to make the crossbar drive the connecting column to move. When the connecting column moves through the fixed column, it can drive the fan to rise and fall. Under the restriction of the positioning block, the fan can remain stable during the lifting process, thereby completing the adjustment of the fan height without manual operation, which is convenient and quick.

[0023] 2: Start the motor to drive the screw to rotate. When the screw rotates, the connecting block drives the scraper to move. When the scraper moves, it drives another connecting block and moves it through the guide rod. The scraper moves on the surface of the filter, and the impurities and dust on the surface can be cleaned into the collection box without disassembling the filter for cleaning. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0025] Figure 2 It is a structural diagram of the filter screen and the collection box of the utility model;

[0026] Figure 3 This utility model Figure 2 A magnified schematic diagram of the structure in the middle.

[0027] Figure numerals: 1. I-shaped base plate; 2. Fan; 3. Fixed column; 4. Connecting column; 5. Cylinder; 6. Cross bar; 7. Positioning block; 8. Filter; 9. First fixed block; 10. Second fixed block; 11. Motor; 12. Screw; 13. Guide rod; 14. Connecting block; 15. Scraper; 16. Threaded hole; 17. Screw; 18. Collecting box; 19. Block; 20. Mounting block; 21. Positioning hole; 22. Mounting slot; 23. Positioning rod; 24. Connecting piece; 25. Spring; 26. Guide block. DETAILED DESCRIPTION

[0028] The present invention will be described in further detail below with reference to the accompanying drawings.

[0029] Example:

[0030] refer to Figure 1 and Figure 2A mine ventilation device with a filtering structure includes an I-shaped base plate 1, universal wheels are provided at the bottom of the four corners of the I-shaped base plate 1, a fan 2 is provided above the I-shaped base plate 1, both sides of the top of the I-shaped base plate 1 are fixedly connected with fixed columns 3, the internal sliding connection of the fixed columns 3 is connected with a connecting column 4, the top of the connecting column 4 is fixedly connected to the bottom of the fan 2, a cylinder 5 is provided on the top of the I-shaped base plate 1 between the two fixed columns 3, the piston rod of the cylinder 5 is fixedly connected with a cross bar 6, and both ends of the cross bar 6 pass through the side walls of the fixed column 3 and the connecting column 4 and are fixedly connected.

[0031] refer to Figure 1 and Figure 2 A positioning block 7 is fixedly connected to one side of the connecting column 4, and the positioning block 7 is slidably connected to the inner wall of the fixed column 3. The positioning block 7 can make the connecting column 4 drive the fan 2 to remain stable when it is raised and lowered.

[0032] Brief description of the usage process: The device can be easily moved to the specified position through the universal wheel, and the self-locking function on the universal wheel can be used to fix the device. When the height of the fan 2 needs to be adjusted, the cylinder 5 is started to make the crossbar 6 drive the connecting column 4 to move. When the connecting column 4 moves through the fixed column 3, it can drive the positioning block 7 and the fan 2 to rise and fall, thereby completing the adjustment of the height of the fan 2 without manual operation, which is convenient and quick.

[0033] refer to Figure 1 、 Figure 2 and Figure 3 A filter screen 8 is provided on the inner wall of the fan 2, and a first fixed block 9 and a second fixed block 10 are fixedly connected on both sides of the fan 2. There are two first fixed blocks 9 and second fixed blocks 10 respectively. A screw rod 12 is rotatably installed between the two first fixed blocks 9, and the screw rod is transmission-connected to a motor 11 provided on the top of the first fixed block 9. A guide rod 13 is fixedly connected between the two second fixed blocks 10. A connecting block 14 is threadedly connected to the outer side of the screw rod 12. There are two connecting blocks 14. Another connecting block 14 is slidably connected to the guide rod 13, and a scraper strip 15 is provided between the two connecting blocks 14.

[0034] refer to Figure 1 and Figure 2 , threaded holes 16 are provided on opposite sides of the two connecting blocks 14, and screws 17 are threadedly connected to the scraper strip 15. The threaded holes 16 and the screws 17 are used in conjunction with each other to facilitate the disassembly and assembly of the scraper strip 15 and the replacement of the scraper strip 15.

[0035] refer to Figure 1 and Figure 2 A collection box 18 is provided below the scraper strip 15. Both sides of the collection box 18 are fixedly connected with a card block 19. The inner walls of the first fixed block 9 and the second fixed block 10 are provided with a card slot, and the card block 19 is carded with the card slot.

[0036] refer to Figure 2 and Figure 3 The outer side of the filter screen 8 is fixedly connected with a mounting block 20 , and the inner wall of the mounting block 20 is provided with a positioning hole 21 .

[0037] refer to Figure 2 and Figure 3 The inner wall of the fan 2 is provided with a mounting groove 22 for use with the mounting block 20 , and the inner wall of the mounting groove 22 is slidably connected with a positioning rod 23 for use with the positioning hole 21 .

[0038] refer to Figure 3 One end of the positioning rod 23 is fixedly connected to a connecting piece 24 , and one side of the connecting piece 24 is fixedly connected to a spring 25 .

[0039] refer to Figure 3 The bottom of the connecting piece 24 is fixedly connected with a guide block 26, and one side of the connecting piece 24 is fixedly connected with a paddle. The inner wall of the fan 2 is provided with a guide groove, and the guide block 26 is slidably connected to the guide groove.

[0040] When the filter 8 needs to be disassembled, the paddle is moved so that the connecting piece 24 drives the positioning rod 23 to move and separate from the positioning hole 21, so that the guide block 26 can slide in the guide groove. At this time, the spring 25 is in a compressed state, thereby releasing the restriction on the filter 8. Then the filter 8 is moved to disengage the mounting block 20 from the mounting groove 22, which is convenient for replacing the filter 8. During installation, the filter 8 is moved to snap the mounting block 20 into the mounting groove 22, and then the paddle is released. The positioning rod 23 is automatically reset and inserted into the positioning hole 21 by the rebound force of the spring 25, thereby fixing the filter 8.

[0041] Brief description of the usage process: Start the motor 11 to drive the screw rod 12 to rotate. When the screw rod 12 rotates, the connecting block 14 can drive the scraper 15 to move. When the scraper 15 moves, it can drive another connecting block 14 and move it through the guide rod 13. By moving the scraper 15 on the surface of the filter 8, impurities and dust on its surface can be cleaned into the collection box 18 without disassembling the filter 8 for cleaning.

[0042] This specific embodiment is merely an explanation of the present invention and is not a limitation of the present invention. After reading this specification, those skilled in the art may make non-creative modifications to the present embodiment as needed. However, as long as they are within the scope of the claims of the present invention, they are protected by patent law.

Claims

1. A mine ventilation device with a filtering structure, comprising an I-shaped bottom plate (1), characterized in that: The bottom of the four corners of the I-shaped base plate (1) are all provided with universal wheels, a fan (2) is provided above the I-shaped base plate (1), both sides of the top of the I-shaped base plate (1) are fixedly connected with fixed columns (3), the interior of the fixed columns (3) is slidably connected with a connecting column (4), the top of the connecting column (4) is fixedly connected to the bottom of the fan (2), a cylinder (5) is provided on the top of the I-shaped base plate (1) between the two fixed columns (3), the piston rod of the cylinder (5) is fixedly connected with a cross bar (6), both ends of the cross bar (6) pass through the fixed column (3) and are fixedly connected to the side wall of the connecting column (4), a filter screen (8) is provided on the inner wall of the fan (2), and the fan ( 2) are fixedly connected to a first fixed block (9) and a second fixed block (10) on both sides, the number of the first fixed block (9) and the number of the second fixed block (10) are both two, a screw rod (12) is rotatably installed between the two first fixed blocks (9), the screw rod (12) is transmission-connected to a motor (11) arranged on the top of the first fixed block (9), a guide rod (13) is fixedly connected between the two second fixed blocks (10), the outer side of the screw rod (12) is threadedly connected to a connecting block (14), the number of the connecting blocks (14) is two, the other connecting block (14) is slidably connected to the guide rod (13), and a scraper (15) is arranged between the two connecting blocks (14).

2. A mine ventilation device with a filtering structure according to claim 1, characterized in that: A positioning block (7) is fixedly connected to one side of the connecting column (4), and the positioning block (7) is slidably connected to the inner wall of the fixing column (3).

3. The mine ventilation device with a filtering structure according to claim 1, characterized in that: Threaded holes (16) are provided on opposite sides of the two connecting blocks (14), and screws (17) are threadedly connected to the scraper strip (15).

4. The mine ventilation device with a filtering structure according to claim 1, characterized in that: A collection box (18) is provided below the scraper strip (15), and clamping blocks (19) are fixedly connected to both sides of the collection box (18). The inner walls of the first fixed block (9) and the second fixed block (10) are both provided with clamping grooves, and the clamping blocks (19) are clamped with the clamping grooves.

5. The mine ventilation device with a filtering structure according to claim 1, characterized in that: The outer side of the filter screen (8) is fixedly connected to a mounting block (20), and a positioning hole (21) is provided on the inner wall of the mounting block (20).

6. The mine ventilation device with a filtering structure according to claim 5, characterized in that: The inner wall of the fan (2) is provided with a mounting groove (22) for use with the mounting block (20), and the inner wall of the mounting groove (22) is slidably connected with a positioning rod (23) for use with the positioning hole (21).

7. The mine ventilation device with a filtering structure according to claim 6, characterized in that: One end of the positioning rod (23) is fixedly connected to a connecting piece (24), and one side of the connecting piece (24) is fixedly connected to a spring (25).

8. The mine ventilation device with a filtering structure according to claim 7, characterized in that: The bottom of the connecting piece (24) is fixedly connected to a guide block (26), one side of the connecting piece (24) is fixedly connected to a paddle, the inner wall of the fan (2) is provided with a guide groove, and the guide block (26) is slidably connected to the guide groove.

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