CN213269956U - Coal mine operation ventilation unit - Google Patents
Coal mine operation ventilation unit Download PDFInfo
- Publication number
- CN213269956U CN213269956U CN202021307189.6U CN202021307189U CN213269956U CN 213269956 U CN213269956 U CN 213269956U CN 202021307189 U CN202021307189 U CN 202021307189U CN 213269956 U CN213269956 U CN 213269956U
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- CN
- China
- Prior art keywords
- fixedly connected
- coal mine
- movable
- rod
- adjusting
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- Expired - Fee Related
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Abstract
The utility model discloses a coal mine operation ventilation unit, the on-line screen storage device comprises a base, a plurality of bracing pieces of upper end fixedly connected with of base, it is a plurality of the common fixedly connected with brace table in upper end of bracing piece, brace table upper end one side fixedly connected with fixed block, it is connected with the draft tube to rotate on the fixed block, one side fixedly connected with air-supply line of draft tube, install first fan and second fan in the draft tube respectively, the fixed frame of lower extreme fixedly connected with of draft tube, sliding connection has the regulation pole on the brace table. The utility model discloses an adjusting screw rotates, drives the movable block and takes place to remove, and the movable block is through pulling or promoting the movable rod, and when promoting the movable rod, adjust pole rebound, promote fixed frame and make the chimney upwards rotate for the angle of chimney obtains the adjustment, and adaptation that can be better is at the staff of tunnel top work, makes the better staff that satisfies of effect of ventilation.
Description
Technical Field
The utility model relates to a colliery operation technical field especially relates to a colliery operation ventilation unit.
Background
When the coal mine is operated, in order to provide enough oxygen for workers and dilute gas in the coal mine, ventilation is needed on the operation surface in the coal mine;
the existing coal mine ventilation device is poor in adjusting performance, and due to the fact that the height of a roadway in a coal mine is uneven, the fixed ventilation device is not convenient for supplying air to workers, and particularly is not convenient for supplying air specifically for workers at the tops of the roadways.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problems existing in the prior art and providing a ventilation device for coal mine operation.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a coal mine operation ventilation unit, includes the base, a plurality of bracing pieces of upper end fixedly connected with of base, it is a plurality of the common fixedly connected with brace table in upper end of bracing piece, brace table upper end one side fixedly connected with fixed block, it is connected with the draft tube to rotate on the fixed block, one side fixedly connected with air-supply line of draft tube, install first fan and second fan in the draft tube respectively, the fixed frame of lower extreme fixedly connected with of draft tube, sliding connection has the regulation pole on the brace table, the upper end fixedly connected with who adjusts the pole promotes the axle, and promotes axle sliding connection in fixed frame, the adjustment mechanism is installed to the below that lies in the regulation pole on the base, adjustment mechanism includes movable rod, movable block, fixed cover, commentaries on classics handle and adjusting screw.
Preferably, the fixed cover of base upper end fixedly connected with, the fixed cover internal rotation is connected with adjusting screw, threaded connection has the movable block on the adjusting screw, the upper end of movable block is rotated and is connected with the movable rod, the movable rod rotates with lower extreme one side of adjusting the pole to be connected, one side rotation on the fixed cover is connected with changes the handle, just changes the handle and is connected with adjusting screw.
Preferably, a plurality of rollers are installed at the lower end of the base.
Preferably, the lower end of the support platform is fixedly connected with a guide cylinder corresponding to the position of the adjusting rod, and the adjusting rod is slidably connected in the guide cylinder.
Preferably, a movable groove is formed in the position, corresponding to the movable rod, of the fixed cover, and the movable rod is in clearance fit in the movable groove.
Preferably, a notch is formed in one end, close to the air inlet pipe, of the support table, corresponding to the ventilating duct, and the width of the notch is larger than the diameter of the ventilating duct.
Compared with the prior art, the utility model has the following benefits:
1. the utility model drives the movable block to move by rotating the adjusting screw rod, the movable block drives or pushes the movable rod, when the movable rod is pushed, the adjusting rod moves upwards, the fixed frame is pushed to enable the ventilating funnel to rotate upwards, so that the angle of the ventilating funnel is adjusted, the ventilating funnel can be better adapted to the working personnel working at the top of the roadway, and the ventilating effect is better to meet the working personnel;
2. the movable base can adjust the ventilation position, better adapts to the ventilation requirement of workers, and the guide cylinder can ensure that the adjusting rod moves linearly, so that the angle adjusting stability of the ventilating cylinder is ensured.
Drawings
Fig. 1 is a structural diagram of a ventilation device for coal mine operation according to the present invention;
fig. 2 is the utility model provides a coal mine operation ventilation unit's activity groove schematic diagram.
In the figure: the device comprises a base 1, rollers 2, a rotating handle 3, a support rod 4, a movable block 5, a movable rod 6, a guide cylinder 7, an adjusting rod 8, a supporting table 9, a fixed block 10, an air inlet pipe 11, a second fan 12, a ventilating duct 13, a first fan 14, a fixed frame 15, a pushing shaft 16, a fixed cover 17, a movable groove 18 and an adjusting screw rod 19.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-2, a coal mine operation ventilation device comprises a base 1, wherein a plurality of support rods 4 are fixedly connected to the upper end of the base 1, a supporting table 9 is fixedly connected to the upper ends of the plurality of support rods 4 together, a fixed block 10 is fixedly connected to one side of the upper end of the supporting table 9, a ventilating duct 13 is rotatably connected to the fixed block 10, an air inlet pipe 11 is fixedly connected to one side of the ventilating duct 13, a first fan 14 and a second fan 12 are respectively installed in the ventilating duct 13, a fixed frame 15 is fixedly connected to the lower end of the ventilating duct 13, an adjusting rod 8 is slidably connected to the supporting table 9, a pushing shaft 16 is fixedly connected to the upper end of the adjusting rod 8, the pushing shaft 16 is slidably connected to the fixed frame 15, an adjusting mechanism is installed below the adjusting rod 8 on the base 1, the adjusting mechanism comprises a movable rod 6, a movable block 5, a fixed cover 17, a rotating handle, thereby better according to staff's position adjustment air feed angle for can carry out better pertinence air feed, improve the ventilation effect.
Specifically, base 1 upper end fixedly connected with fixed cover 17, fixed cover 17 internal rotation is connected with adjusting screw 19, threaded connection has movable block 5 on adjusting screw 19, the upper end of movable block 5 is rotated and is connected with movable rod 6, movable rod 6 rotates with lower extreme one side of adjusting pole 8 to be connected, one side rotation on the fixed cover 17 is connected with changes 3, and change 3 and adjusting screw 19 and be connected, promote or stimulate through movable block 5 and adjust pole 8, can make and adjust pole 8 and promote or stimulate draft tube 13, make the angle of draft tube 13 can adjust.
More specifically, a plurality of rollers 2 are installed at the lower end of the base 1. The lower end of the supporting platform 9 is fixedly connected with a guide cylinder 7 corresponding to the position of the adjusting rod 8, and the adjusting rod 8 is connected in the guide cylinder 7 in a sliding manner, so that the adjusting rod 8 can perform linear motion. The fixed cover 17 is provided with a movable groove 18 corresponding to the position of the movable rod 6, and the movable rod 6 is in clearance fit in the movable groove 18, so that the connecting rod can be movably arranged in the fixed cover 17. A notch is formed in one end, close to the air inlet pipe 11, of the supporting platform 9, corresponding to the ventilating duct 13, the width of the notch is larger than the diameter of the ventilating duct 13, so that when the ventilating duct 13 is used for elevation, the tail of the ventilating duct 13 can be clamped into the notch, and a rotating space is provided.
When using, can carry out the angular adjustment of air funnel 13 according to the workman in the position in tunnel, drive adjusting screw 19 through changeing 3 and rotate, rotate through adjusting screw 19, it takes place to remove to drive movable block 5, movable block 5 is through the pulling or promote movable rod 6, when promoting movable rod 6, adjust pole 8 rebound, promote fixed frame 15, it slides in fixed frame 15 simultaneously to promote axle 16, make air funnel 13 upwards rotate, make the angle of air funnel 13 obtain the adjustment, the staff of adaptation that can be better at the work of tunnel top, on the contrary, according to adjusting screw 19's rotation direction, when adjusting pole 8 is adjusted in the 5 pulling of movable block, air funnel 13 can rotate downwards.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a coal mine operation ventilation unit, includes base (1), its characterized in that, a plurality of bracing pieces of upper end fixedly connected with (4) of base (1), it is a plurality of the common fixedly connected with brace table (9) in upper end of bracing piece (4), brace table (9) upper end one side fixedly connected with fixed block (10), it is connected with ventilating duct (13) to rotate on fixed block (10), one side fixedly connected with air-supply line (11) of ventilating duct (13), install first fan (14) and second fan (12) respectively in ventilating duct (13), the fixed frame (15) of lower extreme fixedly connected with of ventilating duct (13), sliding connection has regulation pole (8) on brace table (9), the upper end fixedly connected with of adjusting pole (8) promotes axle (16), and promotes axle (16) sliding connection in fixed frame (15), an adjusting mechanism is arranged below the adjusting rod (8) on the base (1), and comprises a movable rod (6), a movable block (5), a fixed cover (17), a rotating handle (3) and an adjusting screw rod (19).
2. The coal mine operation ventilation device according to claim 1, characterized in that a fixed cover (17) is fixedly connected to the upper end of the base (1), an adjusting screw (19) is rotatably connected to the fixed cover (17), a movable block (5) is in threaded connection with the adjusting screw (19), a movable rod (6) is rotatably connected to the upper end of the movable block (5), the movable rod (6) is rotatably connected to one side of the lower end of the adjusting rod (8), a rotating handle (3) is rotatably connected to one side of the fixed cover (17), and the rotating handle (3) is connected to the adjusting screw (19).
3. A coal mine working ventilation unit according to claim 1, wherein the lower end of the base (1) is fitted with a plurality of rollers (2).
4. A coal mine working ventilation device according to claim 1, characterized in that the lower end of the support platform (9) is fixedly connected with a guide cylinder (7) corresponding to the position of the adjusting rod (8), and the adjusting rod (8) is slidably connected in the guide cylinder (7).
5. A coal mine working ventilation device according to claim 2, characterized in that the fixed cover (17) is provided with a movable groove (18) corresponding to the position of the movable rod (6), and the movable rod (6) is in clearance fit in the movable groove (18).
6. A coal mine working ventilation unit according to claim 2, wherein the support platform (9) is provided with a recess at the end of the ventilation funnel (13) adjacent to the air inlet duct (11), and the width of the recess is greater than the diameter of the ventilation funnel (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021307189.6U CN213269956U (en) | 2020-07-07 | 2020-07-07 | Coal mine operation ventilation unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021307189.6U CN213269956U (en) | 2020-07-07 | 2020-07-07 | Coal mine operation ventilation unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213269956U true CN213269956U (en) | 2021-05-25 |
Family
ID=75958378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021307189.6U Expired - Fee Related CN213269956U (en) | 2020-07-07 | 2020-07-07 | Coal mine operation ventilation unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213269956U (en) |
-
2020
- 2020-07-07 CN CN202021307189.6U patent/CN213269956U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210525 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |