Mine ventilation and dust removal comprehensive optimization device

Abstract

The utility model discloses a mine ventilation and dust removal comprehensive optimization device which comprises a ventilation and dust removal fan shell, a stepping motor is fixedly installed on the upper side of the interior of the ventilation and dust removal fan shell, and an output shaft of the stepping motor is connected with a transmission rotating shaft through a coupler. A fan blade rotating shaft located in the ventilation and dust removal fan shell is arranged below the transmission rotating shaft, and the transmission rotating shaft and the fan blade rotating shaft are connected in series through a first synchronous chain. And one side of the outer surface of the fan blade rotating shaft is fixedly sleeved with a first bevel gear. When the stepping motor drives the fan blade rotating shaft to rotate, the strip-shaped cleaning cotton attached to the filter screen can be synchronously driven to rotate, and the filter screen can be continuously cleaned through the continuously rotating strip-shaped cleaning cotton, so that the filter screen is prevented from being contaminated by dust, and the cleaning efficiency is improved. According to the technical scheme, the mine ventilation and dust removal comprehensive optimization device can keep a good dust removal effect in real time.

Description

Technical Field

[0001] The utility model relates to the technical field of mines, in particular to a comprehensive optimization device for mine ventilation and dust removal. Background Art

[0002] A mine is a mining site and its ancillary facilities that is located deep below the earth's surface and uses adits, inclined shafts, ramps, vertical shafts, etc. as entrances and exits to extract metal or non-metallic minerals for use in construction, industry or processing.

[0003] In order to ensure the safety of workers working in mines, underground ventilation and dust removal fans are generally installed inside mine passages. This equipment can generate airflow to discharge the dirty air in the mine, and at the same time, it can also transport fresh air from the outside into the mine, so as to achieve the purpose of purifying dust-laden gas and ventilation. This underground ventilation and dust removal fan that can perform ventilation and dust removal operations in the mine can be called a comprehensive optimization device for mine ventilation and dust removal.

[0004] However, when using this mine ventilation and dust removal comprehensive optimization device, due to the large amount of dust in the mine, as the use time increases, dust will gradually accumulate on the filter net inside it, thereby affecting the dust removal effect of the equipment; therefore, it does not meet the existing needs. For this reason, we propose a mine ventilation and dust removal comprehensive optimization device. Utility Model Content

[0005] The purpose of the present utility model is to provide a comprehensive optimization device for mine ventilation and dust removal, so as to solve the problems raised in the above-mentioned background technology that when using this comprehensive optimization device for mine ventilation and dust removal, due to the large amount of dust in the mine, as the use time increases, dust will gradually accumulate on the filter net inside it, thereby affecting the dust removal effect of the equipment.

[0006] To achieve the above-mentioned object, the present invention provides the following technical solution: a mine ventilation and dust removal comprehensive optimization device, comprising a ventilation and dust removal fan housing, a stepper motor fixedly mounted on the upper side of the interior of the ventilation and dust removal fan housing, an output shaft of the stepper motor connected to a transmission shaft via a coupling, a fan blade shaft located inside the ventilation and dust removal fan housing is provided below the transmission shaft, and the transmission shaft and the fan blade shaft are connected in series via a first synchronization chain;

[0007] A first bevel gear is provided on a fixed sleeve on one side of the outer surface of the fan blade shaft, the first bevel gear is meshed with a second bevel gear, the axis of the second bevel gear is connected to the gear transmission shaft, a third bevel gear is provided on the lower fixed sleeve on the outer surface of the gear transmission shaft, the third bevel gear is meshed with a fourth bevel gear, the axis of the fourth bevel gear is connected to a long rotating shaft, and a filter screen fixed to the inside of the ventilation and dust removal fan housing is provided on both sides above the long rotating shaft, and a strip of cleaning cotton is provided on the front and rear of the filter screen, and the surface of the strip of cleaning cotton facing the filter screen is in contact with the filter screen;

[0008] A strip plate is fixedly provided on the other side of the outer surface of the strip cleaning cotton, and a cleaning shaft is fixedly connected to the middle position of the front end surface of the strip plate in front of the filter screen and the middle position of the rear end surface of the strip plate behind the filter screen, and the cleaning shaft and the long shaft are connected in series through a second synchronous chain.

[0009] Preferably, a fan blade is provided on the fixed sleeve on the other side of the outer surface of the fan blade shaft, and the fan blade shaft and the fan blade are fixed by bolts.

[0010] Preferably, the front and rear ends of the long rotating shaft are both located inside the ventilation and dust removal fan housing, and the long rotating shaft located inside the ventilation and dust removal fan housing is connected to the ventilation and dust removal fan housing through a roller bearing.

[0011] Preferably, a movable sleeve is provided on one side of the strip plate, and a support sleeve is provided for cleaning the outer surface of the rotating shaft. The upper and lower end surfaces of the support sleeve are fixed with a support rod fixed to the inner wall of the ventilation and dust removal fan housing.

[0012] Preferably, the bottom end of the gear transmission shaft is located inside the ventilation and dust removal fan housing, and the gear transmission shaft located inside the ventilation and dust removal fan housing is connected to the ventilation and dust removal fan housing through a roller bearing.

[0013] Preferably, an arc-shaped cover plate is provided above the stepper motor and is located on the upper end surface of the ventilation and dust removal fan housing, and the ventilation and dust removal fan housing and the arc-shaped cover plate are fixed by screws.

[0014] Compared with the prior art, the beneficial effects of the present invention are:

[0015] The utility model can synchronously drive the strip cleaning cotton that fits the filter screen to rotate when the fan blade shaft is driven to rotate by the stepping motor. The rotating strip cleaning cotton can continuously clean the filter screen. The above technical solution can prevent dust from accumulating on the outer surface of the filter screen, thereby affecting the dust removal effect of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is the main view of the internal structure of the utility model;

[0018] Figure 3 For this utility model Figure 2 A magnified view of the structure at point A in the middle.

[0019] In the figure: 1. Ventilation and dust removal fan housing; 2. Stepper motor; 3. Drive shaft; 4. Fan blade shaft; 5. First synchronous chain; 6. First bevel gear; 7. Second bevel gear; 8. Gear drive shaft; 9. Third bevel gear; 10. Fourth bevel gear; 11. Long shaft; 12. Filter; 13. Strip cleaning cotton; 14. Strip plate; 15. Cleaning shaft; 16. Second synchronous chain. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0021] The ventilation and dust removal fan housing 1 (model KCS-400D), stepper motor 2 (model DM542) and second synchronous chain 16 (model 06B) mentioned in the present invention can all be purchased from the market or obtained through private customization.

[0022] See also Figures 1 to 3 The utility model provides an embodiment of a mine ventilation and dust removal comprehensive optimization device, comprising a ventilation and dust removal fan housing 1, a stepper motor 2 fixedly mounted on the upper side of the interior of the ventilation and dust removal fan housing 1, the output shaft of the stepper motor 2 being connected to a transmission shaft 3 via a coupling, a fan shaft 4 located inside the ventilation and dust removal fan housing 1 being provided below the transmission shaft 3, and a first synchronous chain 5 being connected in series between the transmission shaft 3 and the fan shaft 4;

[0023] A first bevel gear 6 is provided on a fixed sleeve on one side of the outer surface of the fan shaft 4, and the first bevel gear 6 is meshed with a second bevel gear 7. The axis of the second bevel gear 7 is connected to a gear transmission shaft 8. A third bevel gear 9 is provided on the lower fixed sleeve of the outer surface of the gear transmission shaft 8. The third bevel gear 9 is meshed with a fourth bevel gear 10. The axis of the fourth bevel gear 10 is connected to a long rotating shaft 11. A filter 12 fixed to the inside of the ventilation and dust removal fan housing 1 is provided on both sides above the long rotating shaft 11. A strip of cleaning cotton 13 is provided on the front and rear of the filter 12, and the surface of the strip of cleaning cotton 13 facing the filter 12 is in contact with the filter 12;

[0024] A strip plate 14 is fixedly provided on the other side of the outer surface of the strip cleaning cotton 13. A cleaning shaft 15 is fixedly connected to the middle position of the front end surface of the strip plate 14 located in front of the filter screen 12 and the middle position of the rear end surface of the strip plate 14 located behind the filter screen 12, and the cleaning shaft 15 and the long shaft 11 are connected in series through a second synchronous chain 16.

[0025] A fan blade is provided on the fixed sleeve on the other side of the outer surface of the fan blade shaft 4, and the fan blade shaft 4 and the fan blade are fixed by bolts; when the equipment needs to be used, the stepper motor 2 is started, and the stepper motor 2 can drive the transmission shaft 3 connected thereto and the fan blade shaft 4 connected in series with the transmission shaft 3 through the first synchronous chain 5 to rotate. When the fan blade shaft 4 rotates, the fan blade fixed on the outer surface of the fan blade shaft 4 will rotate along with it, and the rotating fan blades can ensure the normal use of the ventilation and dust removal fan housing 1;

[0026] During the rotation of the blade shaft 4, the first bevel gear 6 fixedly mounted on the outer surface of the blade shaft 4 and the second bevel gear 7 meshing with the first bevel gear 6 will rotate together. The rotating second bevel gear 7 can drive the gear transmission shaft 8 connected to the axis of the second bevel gear 7 and the third bevel gear 9 fixedly mounted on the lower side of the outer surface of the gear transmission shaft 8 to rotate. When the third bevel gear 9 rotates, the fourth bevel gear 10 meshing with it and the long shaft 11 connected to the axis of the fourth bevel gear 10 will rotate synchronously. When the long shaft 11 rotates, the third bevel gear 9 rotates. The four cleaning shafts 15 connected in series with it through four second synchronous chains 16 will rotate synchronously with it. The rotating cleaning shaft 15 can drive the strip cleaning cotton 13 fixed to it through the strip plate 14 to rotate. The continuously rotating strip cleaning cotton 13 can continuously clean the outer surface of the filter 12, so as to prevent dust from being contaminated on the outer surface of the filter 12 during the use of the equipment, which will eventually affect the dust removal effect of the ventilation and dust removal fan casing 1. Through the above technical solution, the ventilation and dust removal fan casing 1 can maintain a good dust removal effect in real time.

[0027] The front and rear ends of the long rotating shaft 11 are both located inside the outer shell of the ventilation and dust removal fan casing 1, and the long rotating shaft 11 located inside the outer shell of the ventilation and dust removal fan casing 1 is connected to the ventilation and dust removal fan casing 1 through a roller bearing; the roller bearing structure between the ventilation and dust removal fan casing 1 and the long rotating shaft 11 can prevent the long rotating shaft 11 from tilting.

[0028] One side of the strip plate 14 is provided with a movable sleeve with a support sleeve for the outer surface of the cleaning shaft 15, and the upper and lower end surfaces of the support sleeve are fixed with a support rod fixed to the inner wall of the ventilation and dust removal fan housing 1; the cleaning shaft 15 can be positioned at the current position through the support sleeve and the support rod to prevent it from being misplaced.

[0029] The bottom end of the gear transmission shaft 8 is located inside the outer shell of the ventilation and dust removal fan housing 1, and the gear transmission shaft 8 located inside the outer shell of the ventilation and dust removal fan housing 1 is connected to the ventilation and dust removal fan housing 1 through a roller bearing; the roller bearing structure between the ventilation and dust removal fan housing 1 and the gear transmission shaft 8 can ensure the stability of the gear transmission shaft 8.

[0030] An arc-shaped cover is provided above the stepper motor 2 and is located on the upper end surface of the ventilation and dust removal fan housing 1, and the ventilation and dust removal fan housing 1 and the arc-shaped cover are fixed by screws; the arc-shaped cover can protect the stepper motor 2, and when the stepper motor 2 fails, the arc-shaped cover can be removed for maintenance.

[0031] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the present invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be encompassed within the present invention. Any reference sign in a claim should not be construed as limiting the claim to which it relates.

Claims

1. A comprehensive optimization device for mine ventilation and dust removal, comprising a ventilation and dust removal fan housing (1), characterized in that: A stepper motor (2) is fixedly mounted on the upper side of the interior of the ventilation and dust removal fan housing (1); an output shaft of the stepper motor (2) is connected to a transmission shaft (3) via a coupling; a fan shaft (4) located inside the ventilation and dust removal fan housing (1) is provided below the transmission shaft (3); and the transmission shaft (3) and the fan shaft (4) are connected in series via a first synchronous chain (5); A first bevel gear (6) is provided on a fixed sleeve on one side of the outer surface of the fan shaft (4), the first bevel gear (6) is meshed with a second bevel gear (7), the axis of the second bevel gear (7) is connected to a gear transmission shaft (8), a third bevel gear (9) is provided on the lower fixed sleeve of the outer surface of the gear transmission shaft (8), the third bevel gear (9) is meshed with a fourth bevel gear (10), the axis of the fourth bevel gear (10) is connected to a long shaft (11), a filter (12) fixed to the inside of the ventilation and dust removal fan housing (1) is provided on both sides above the long shaft (11), and a strip of cleaning cotton (13) is provided on the front and rear sides of the filter (12), and the surface of the strip of cleaning cotton (13) facing the filter (12) is in contact with the filter (12); A strip plate (14) is fixedly provided on the other side of the outer surface of the strip cleaning cotton (13), and a cleaning shaft (15) is fixedly connected to the middle position of the front end surface of the strip plate (14) located in front of the filter screen (12) and the middle position of the rear end surface of the strip plate (14) located behind the filter screen (12), and the cleaning shaft (15) and the long shaft (11) are connected in series through a second synchronous chain (16).

2. A mine ventilation and dust removal comprehensive optimization device according to claim 1, characterized in that: The other side of the outer surface of the fan blade rotating shaft (4) is provided with a fixed sleeve with fan blades, and the fan blade rotating shaft (4) and the fan blades are fixed by bolts.

3. The mine ventilation and dust removal comprehensive optimization device according to claim 1, characterized in that: The front and rear ends of the long rotating shaft (11) are both located inside the outer shell of the ventilation and dust removal fan housing (1), and the long rotating shaft (11) located inside the outer shell of the ventilation and dust removal fan housing (1) is connected to the ventilation and dust removal fan housing (1) via a roller bearing.

4. The mine ventilation and dust removal comprehensive optimization device according to claim 1, characterized in that: A movable support sleeve is provided on one side of the strip plate (14) and is provided with the outer surface of the cleaning shaft (15). The upper and lower end surfaces of the support sleeve are fixed with a support rod fixed to the inner wall of the ventilation and dust removal fan housing (1).

5. The mine ventilation and dust removal comprehensive optimization device according to claim 1, characterized in that: The bottom end of the gear transmission shaft (8) is located inside the housing of the ventilation and dust removal fan (1), and the gear transmission shaft (8) located inside the housing of the ventilation and dust removal fan (1) is connected to the ventilation and dust removal fan housing (1) via a roller bearing.

6. The mine ventilation and dust removal comprehensive optimization device according to claim 1, characterized in that: An arc-shaped cover plate is provided above the stepper motor (2) and is located on the upper end surface of the ventilation and dust removal fan housing (1), and the ventilation and dust removal fan housing (1) and the arc-shaped cover plate are fixed by screws.

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