Mine tunnel dust collecting device
By designing a dust collection device for mine tunnels, a flow-limiting sleeve and a flow-guiding fan are used to guide the airflow to be discharged stably. Combined with a spiral frame to filter large sand and gravel, the problem of low dust collection efficiency caused by airflow circulation is solved, achieving efficient dust collection and long service life of the filter element.
Patent Information
- Application Number
- CN202520359179.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-04
- Publication Date
- 2025-12-05
- Estimated Expiration
- 2035-03-04
AI Technical Summary
During the dust treatment process in mine tunnels, the formation of circulating airflow in the airflow channel leads to a decrease in dust suppression efficiency, and some dust cannot enter the dust suppression mechanism, affecting the treatment effect.
A dust collection device for mine tunnels was designed, including a filter box, a suction hopper, a support frame, an exhaust frame, a guide fan, and a filter element. Through the cooperation of the flow limiting sleeve and the guide fan, the airflow is guided to be discharged stably to the rear. A spiral frame is set in the filter box to filter larger sand and gravel and avoid filter element clogging.
It effectively prevents the formation of circulating airflow, improves dust collection efficiency, extends the service life of the filter element, and facilitates filter element replacement and collection box cleaning.
Smart Images
Figure CN223634745U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to a mine dust collection device belongs to the technical field of mine dust. BACKGROUND
[0002] At present, air pollution is a big problem of social concern, and coal dust hazard is one of the five disasters in air pollution, coal dust causes great harm to coal mine staff and safety production, not only brings harm to people but also accelerates the wear of mechanical equipment, and the traditional dust removal is to spray water in the mine, which not only brings a humid environment to the inside of the mine, but also makes the wall of the mine soft.
[0003] In the process of mine dust treatment, we found that part of the air flow guiding combined with filter core treatment method, in the process of treatment, the air inlet end and the exhaust end are easy to form circulating air flow, thereby causing a large amount of dust to be unable to enter the inside of the dust falling mechanism, affecting the dust falling efficiency, therefore we put forward a kind of mine dust collection device. UTILITY MODEL CONTENTS
[0004] In view of the deficiency of prior art, the utility model provides a mine dust collection device, which solves the problem of circulating air flow channel and low dust falling efficiency.
[0005] To achieve the above purpose, the utility model realizes the following technical scheme: a mine dust collection device, comprising a filter box, the front of the filter box is fixedly connected with a suction hopper, the rear of the filter box is fixedly installed with a supporting frame, the upper part of the supporting frame is movably sleeved with an exhaust frame, the outer wall of the exhaust frame is provided with an exhaust groove, the outside of the exhaust frame is fixedly supported with a guide fan, the bottom of the filter box is movably connected with a collection box, and the inside of the filter box is fixedly sleeved with a spiral frame.
[0006] Optionally, the outside of the exhaust frame is fixedly sleeved with a flow limiting sleeve, the guide fan is located on the inside of the flow limiting sleeve, and the guide fan is located behind the exhaust groove.
[0007] Optionally, the inside of the supporting frame and the exhaust frame is movably sleeved with a filter core, and the outside of the filter core is attached to the inside of the supporting frame and the exhaust frame.
[0008] Optionally, the rear of the filter core is fixedly installed with a supporting sleeve, the rear of the supporting sleeve is supported with a driving motor, and the inside of the supporting sleeve is movably supported with a guide column.
[0009] Optionally, the output shaft of the driving motor is fixedly connected with the rear end of the guide column, and the guide column is located in the inside of the filter core.
[0010] Optionally, the front end of the suction hopper has a diameter greater than the rear end, and the front end of the suction hopper has a diameter greater than the diameter of the flow limiting sleeve.
[0011] The mine dust collecting device has the following beneficial effects:
[0012] 1. The mine dust collecting device is provided with a filter box, a suction hopper connected to the front of the filter box, a support frame and an exhaust frame installed at the rear of the filter box, an exhaust groove formed in the outer part of the exhaust frame, and a guide fan located behind the exhaust groove.
[0013] 2. The mine dust collecting device is provided with a spiral frame fixedly arranged in the filter box, and a collection box movably connected to the bottom of the filter box, so that the inner cavity of the collection box and the inner cavity of the filter box are in communication. BRIEF DESCRIPTION OF DRAWINGS
[0014] Fig. 1 The utility model structural schematic diagram is provided;
[0015] Fig. 2 The utility model split structure schematic diagram is provided;
[0016] Fig. 3 The utility model filter box structure schematic diagram is provided;
[0017] Fig. 4 The utility model flow limiting sleeve structure schematic diagram is provided.
[0018] In the drawing: 1, filter box; 2, suction hopper; 3, spiral frame; 4, collection box; 5, support frame; 6, exhaust frame; 7, guide fan; 8, exhaust groove; 9, support sleeve; 10, drive motor; 11, guide column; 12, filter core; 13, flow limiting sleeve. DETAILED DESCRIPTION
[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model.
[0020] Please refer to Figs. 1 to 4The utility model provides a technical scheme: a mine dust collecting device, including filter box 1, the front fixed connection of filter box 1 has suction hopper 2, the setting of suction hopper 2 can guide airflow high speed to the inner chamber of filter box 1 circulation, the setting of suction hopper 2 can carry out the obstruction airflow, cooperate flow limiting sleeve 13, avoid forming circulating airflow, the rear fixed mounting of filter box 1 has support frame 5, the bottom of support frame 5 and spiral frame 3 is set with the sliding slot of adaptive collection box 4, can be convenient for the slide of collection box 4, the upper movable sleeve of support frame 5 is equipped with exhaust frame 6, the outer wall of exhaust frame 6 is set with exhaust groove 8, the cooperation of support frame 5 and exhaust frame 6 can support filter core 12, can guide airflow to export from the outside of exhaust frame 6 simultaneously, the outside fixed support of exhaust frame 6 has guide fan 7, the setting of guide fan 7 can complete the guidance to airflow, makes the airflow of export support frame 5 carry out fast rear delivery, the bottom movable connection of filter box 1 has collection box 4, the inside fixed sleeve of filter box 1 is equipped with spiral frame 3, the cooperation of spiral frame 3 and collection box 4 can filter slightly larger grit, avoid damaging and blocking filter core 12, influence the service life of filter core 12, can effectively prolong the service life of filter core 12.
[0021] The outside fixed sleeve of exhaust frame 6 is equipped with flow limiting sleeve 13, guide fan 7 is located the inside of flow limiting sleeve 13, guide fan 7 is located the rear of exhaust groove 8, can guide the airflow of export exhaust groove 8 to change direction, can make the inside of flow limiting sleeve 13 form negative pressure simultaneously, assist exhaust.
[0022] The inside movable sleeve of support frame 5 and exhaust frame 6 is equipped with filter core 12, the outside of filter core 12 is attached the inside of support frame 5 and exhaust frame 6, filter core 12 can adsorb dust.
[0023] The rear fixed mounting of filter core 12 has support sleeve 9, the rear of support sleeve 9 is supported with drive motor 10, the inside movable support of support sleeve 9 has guide column 11, the rotation of drive motor 10 drive guide column 11 can assist guide airflow export.
[0024] The output shaft of drive motor 10 is fixedly connected with the rear end of guide column 11, and guide column 11 is located in the inside of filter core 12.
[0025] The front end diameter of suction hopper 2 is greater than the rear end diameter, and the front end diameter of suction hopper 2 is greater than the diameter of flow limiting sleeve 13.
[0026] In summary, the mine dust collecting device, in use, first starts the driving motor 10, drives the flow guide column 11 to rotate by the output shaft of the driving motor 10, pushes the air in the support frame 5 and the exhaust frame 6 outward in the process of rotating the flow guide column 11, makes the air pass through the exhaust groove 8 and send out, enters the inner cavity of the flow limiting sleeve 13, at the same time, starts the flow guide fan 7, continuously guides the air to the rear of the support frame 5 and the exhaust frame 6 by the flow guide fan 7, in the process of rotating the flow guide column 11, the inner cavities of the support frame 5 and the exhaust frame 6 are in a negative pressure state, which guides the air in front of the filter box 1, the suction hopper 2 and the suction hopper 2 to the rear, the air outside first passes through the suction hopper 2 and enters the inner cavity of the filter box 1, then in the process of spirally advancing in the inner cavity of the filter box 1, the larger sand and gravel are thrown into the inner cavity of the collecting box 4, then enter the inner cavities of the support frame 5 and the exhaust frame 6, and form a continuously flowing air channel, when it is necessary to replace the filter element 12 and clean the collecting box 4, first move the exhaust frame 6 rearward, drive the support sleeve 9 and the flow guide fan 7 to move rearward together with the driving motor 10 and the flow guide column 11, then expose the filter element 12, replace it, move the collecting box 4 rearward, slide out from the rear through the support frame 5, and pour out the sand and gravel.
[0027] In the description of the utility model, it is to be explained that, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or position relationship based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and cannot be understood as indicating or implying that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the utility model; the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance, in addition, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connection" should be understood in a broad sense, for example, can be fixed connection, can also be detachable connection, or integrally connected; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be the communication between two elements inside. For ordinary skilled persons in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances. Moreover, the terms "include", "contain" or any other variant thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed, or includes the elements inherent in such process, method, article or equipment.
[0028] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.
Claims
1. A mine tunnel dust collecting device comprising a filter box (1), characterized in that: The front of the filter box (1) is fixedly connected with a suction hopper (2), the rear of the filter box (1) is fixedly installed with a support frame (5), the upper part of the support frame (5) is movably sleeved with an exhaust frame (6), the outer wall of the exhaust frame (6) is provided with an exhaust groove (8), the outer part of the exhaust frame (6) is fixedly supported with a guide fan (7), the bottom of the filter box (1) is movably connected with a collecting box (4), and the inner part of the filter box (1) is fixedly sleeved with a spiral frame (3).
2. A mine dust collection device according to claim 1, characterised in that: The outer part of the exhaust frame (6) is fixedly sleeved with a flow limiting sleeve (13), the guide fan (7) is located on the inner side of the flow limiting sleeve (13), and the guide fan (7) is located behind the exhaust groove (8).
3. A mine dust collection device according to claim 1, characterised in that: The inner part of the support frame (5) and the exhaust frame (6) is movably sleeved with a filter core (12), and the outer side of the filter core (12) is attached to the inner side of the support frame (5) and the exhaust frame (6).
4. A mine dust collection device according to claim 3, characterised in that: The rear of the filter core (12) is fixedly installed with a support sleeve (9), the rear of the support sleeve (9) is supported with a driving motor (10), and the inner part of the support sleeve (9) is movably supported with a guide column (11).
5. A mine dust collection device according to claim 4, characterised in that: The output shaft of the driving motor (10) is fixedly connected with the rear end of the guide column (11), and the guide column (11) is located in the inner part of the filter core (12).
6. A mine dust collection device according to claim 2, characterised in that: The front end diameter value of the suction hopper (2) is greater than the rear end diameter value, and the front end diameter value of the suction hopper (2) is greater than the diameter value of the flow limiting sleeve (13).