CN218538078U - Permanent magnet synchronous direct-drive type coal mine hoist - Google Patents
Permanent magnet synchronous direct-drive type coal mine hoist Download PDFInfo
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- CN218538078U CN218538078U CN202223207656.XU CN202223207656U CN218538078U CN 218538078 U CN218538078 U CN 218538078U CN 202223207656 U CN202223207656 U CN 202223207656U CN 218538078 U CN218538078 U CN 218538078U
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- permanent magnet
- magnet synchronous
- coal mine
- synchronous direct
- rotating
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- 239000003245 coal Substances 0.000 title claims abstract description 48
- 230000001360 synchronised effect Effects 0.000 title claims abstract description 31
- 230000005389 magnetism Effects 0.000 claims description 13
- 238000005192 partition Methods 0.000 claims description 10
- 230000006378 damage Effects 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 239000002817 coal dust Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
Abstract
The utility model relates to a permanent magnet synchronous direct drive type coal mine hoister, belonging to the technical field of hoisters; the automatic conveying device comprises a bottom frame, wherein a hopper box is arranged at the upper end of the bottom frame, a rotating shaft is arranged in the hopper box, one end of the rotating shaft is fixedly connected with the output end of a motor outside the hopper box, a rotating shaft is further arranged above the rear side of the hopper box, a conveying belt is sleeved outside the two rotating shafts, baffles are arranged on two sides of the conveying belt, electric push rods are respectively arranged on the inner side surfaces of the front lower ends of the baffles, inclined blocks are fixed on the end portions of the electric push rods, a rotating block is fixed on the end portion of the rotating shaft on the lower side, three slide ways are uniformly arranged on the outer side surfaces of the rotating blocks, sliding blocks are arranged in the slide ways through spring telescopic rods, a semi-arc-shaped contact plate is arranged below the rotating blocks, a clamping plate is connected below the contact plate through vertical connecting rods, a gear switch is arranged on the back surface of the clamping plate, and the gear switch is electrically connected with the electric push rods; the problem of present lifting machine of carrying coal can't adjust transfer rate according to carrying the coal volume is solved.
Description
Technical Field
The utility model belongs to the technical field of the lifting machine, concretely relates to synchronous direct drive formula lifting machine for coal mine of permanent magnetism.
Background
The hoister is large mechanical equipment for transportation by changing potential energy, and is divided into various types by using purposes, such as a coal hoister, a dam-crossing hoister and the like.
In the prior art, the speed of conveying coal by a lifter is influenced by the amount of coal on a conveyor belt, and the amount of coal is large, so that the friction force between the conveyor belt and a support frame is increased, the conveyor belt is abraded and damaged, and the conveyor belt needs to be frequently replaced; when the amount of the transported coal is small, the transporting speed is too high, and the coal can fly out to cause damage to human bodies. In order to solve the conveyer belt and frequently change, avoid coal to splash the injury that causes simultaneously, the utility model provides a permanent magnetism drives formula lifting machine for coal directly in step.
SUMMERY OF THE UTILITY MODEL
The utility model overcomes the defects of the prior art and provides a permanent magnet synchronous direct-drive type coal mine hoister; the problem that the conveying speed of the existing hoister for conveying coal cannot be adjusted according to the quantity of conveyed coal is solved.
In order to achieve the above purpose, the present invention is achieved by the following technical solutions.
The utility model provides a synchronous direct drive formula lifting machine for coal mine of permanent magnetism, including the chassis, the chassis upper end is provided with the hopper case, the hopper case is upper end open-ended tubaeform box structure, the hopper incasement portion is provided with a horizontally pivot, pivot one end and the synchronous direct drive motor's of permanent magnetism outside the hopper case output end fixed connection, hopper case rear side top still is provided with a pivot, two pivots parallel and overlap at its outside and be equipped with the conveyer belt, the conveyer belt both sides are provided with the baffle respectively, the preceding lower extreme medial surface of baffle is provided with an electric putter respectively, electric putter's telescopic link end fixed is provided with the sloping block, the pivot of downside keeps away from the synchronous direct drive motor of permanent magnetism one end fixed and is provided with a rotatory piece, the lateral surface of rotatory piece evenly is provided with three slide, the slide is provided with the slider through the spring telescopic link in the inside, the below of rotatory piece is provided with half circular arc shape contact plate, the contact plate below is connected with the cardboard through vertical connecting rod, the back of cardboard is provided with the gear switch, gear switch and electric putter electric connection.
Furthermore, the chassis comprises four vertical supporting legs, and adjacent supporting legs are fixedly connected through a horizontal connecting rod.
Furthermore, a supporting seat is fixedly arranged on the rear side of the bottom frame, rollers are arranged at the lower end of the supporting seat, a vertical supporting rod is fixedly arranged on the left side and the right side of the supporting seat respectively, the upper ends of the two supporting rods are fixedly connected with the rear upper ends of the two baffles respectively, and the front lower ends of the two baffles are fixedly connected with the rear side edge of the opening of the hopper box respectively.
Furthermore, two ends of the rotating shaft on the rear upper side are respectively and rotatably connected to the baffles on the two sides.
Further, a guide plate is fixedly arranged between the upper ends of the two support rods and comprises a vertical section and an inclined section, the two ends of the vertical section are fixedly arranged on the support rods, the inclined section is located at the lower edge of the vertical section, and the lower end edge of the inclined section inclines towards the direction far away from the vertical section.
Furthermore, the spring telescopic rod is arranged along the radial direction of the rotating block, and the sliding block slides along the radial direction of the rotating block; the one end that the slider kept away from rotatory piece axis is the cambered surface, and the cambered surface one end of slider is provided with the ball.
Furthermore, a horizontal supporting table is fixedly arranged on the inner wall of the hopper box, the supporting table is positioned between the contact plate and the clamping plate, and the two connecting rods respectively penetrate through the supporting table.
Furthermore, a return spring is sleeved on the outer side of the connecting rod between the support table and the clamping plate respectively, and the upper end and the lower end of the return spring are in contact with the support table and the clamping plate respectively; the upper end of the gear switch is fixedly connected with the support platform.
Furthermore, a vertical protection plate is fixedly arranged at one end, far away from the inner wall of the hopper box, of the support table, and the lower edge and the two ends of the protection plate are connected with the bottom surface and the side wall of the hopper box.
Furthermore, the electric push rod is positioned above the conveyor belt, and one end of a telescopic rod of the electric push rod faces the inner side of the baffle; the outer side surface of the inclined block is sleeved with a partition box, the electric push rod and the inclined block are wrapped by the partition box, and the inclined block stretches out and draws back at an opening of the partition box; an inclined plane is arranged on the end face of the outer side of the inclined block close to the edge of one side of the hopper box.
The utility model discloses produced beneficial effect does for prior art:
(1) This synchronous direct drive formula lifting machine for coal of permanent magnetism, when the rotational speed of pivot is too fast, the slider is far away from the distance of rotatory piece and centre of a circle department, the slider will extrude the contact panel, so that the gleitbretter of gear switch is passed to the cardboard, make the gear step-down of gear switch, electric putter contracts completely, the sloping block does not block the coal removal on the surface of conveyer belt, the conveyer belt increases the coal that conveys this moment, the weight loading grow, then transfer rate begins to slow down, avoid transfer rate too fast, little volume's coal departure causes the injury to the human body.
(2) Permanent magnetism directly drives formula lifting machine for coal in step, the rotational speed of pivot is too slow, gear switch's gear is the highest this moment, under gear switch's the highest gear situation, electric putter stretches out completely, the sloping block reduces the removal route of coal on the conveyer belt, so that, the coal volume that the conveyer belt conveys becomes less, conveyer belt weight burden diminishes, then transfer rate accelerates, control transfer rate, avoid the too big work efficiency that influences of weight, and reduce the frictional force between conveyer belt and the backup pad, reduce wearing and tearing.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings:
fig. 1 is a schematic structural view of the whole of the present invention;
FIG. 2 is a schematic side sectional view of the present invention;
FIG. 3 is a schematic view of the connection of the rotating block to the card;
FIG. 4 is a top view of the power ram and wedges on the conveyor;
wherein, 1, the chassis; 2. a hopper box; 3. a baffle plate; 4. a permanent magnet synchronous direct drive motor; 5. a rotating shaft; 6. a conveyor belt; 7. a guide plate; 8. rotating the block; 9. a slideway; 10. a slider; 11. a spring telescopic rod; 12. a contact plate; 13. a connecting rod; 14. clamping a plate; 15. a reset spring; 16. a gear switch; 17. an electric push rod; 18. a sloping block; 19. a supporting seat; 20. a support bar; 21. a support table; 22. and (4) a protective plate.
Detailed Description
In order to make the technical problem, technical scheme and beneficial effect that the utility model will solve more clearly understand, combine embodiment and attached drawing, it is right to go on further detailed description the utility model discloses. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. The technical solution of the present invention is described in detail below with reference to the embodiments and the drawings, but the scope of protection is not limited thereto.
As shown in fig. 1-4, the utility model provides a synchronous direct drive formula lifting machine for coal mine of permanent magnetism, including chassis 1, chassis 1 includes four vertical supporting legs, through horizontally connecting rod looks fixed connection between the adjacent supporting leg.
The top of chassis 1 is fixed mounting has hopper box 2, and hopper box 2 is the tubaeform box structure of upper end open-ended. The side face of the hopper box 2 is fixedly provided with a permanent magnet synchronous direct-drive motor 4, and the output end of the permanent magnet synchronous direct-drive motor 4 extends into the hopper box and is fixedly connected with a rotating shaft 5 at the output end of the permanent magnet synchronous direct-drive motor. The quantity of pivot 5 is two, two 5 parallel arrangement of pivot, and a pivot 5 is fixed in the synchronous output that directly drives motor 4 of permanent magnetism, and another pivot 5 is located the rear side top of hopper case 2, and the outside cover of two pivot 5 is equipped with conveyer belt 6, and the synchronous motor 4 that directly drives of permanent magnetism drives pivot 5 and rotates, and pivot 5 drives conveyer belt 6 and rolls. The surface of conveyer belt 6 is equipped with the lug, and the lug increases the resistance between coal and the conveyer belt, prevents the gliding.
The baffle plates 3 are respectively arranged on the left side and the right side of the conveyor belt 6, and the conveyor belt 6 prevents coal from falling in the transportation process. A supporting seat 19 is fixedly arranged at the rear side of the underframe 1, rollers are arranged at the lower end of the supporting seat 19, vertical supporting rods 20 are fixedly arranged at the left side and the right side of the supporting seat 19 respectively, the upper ends of the two supporting rods 20 are fixedly connected with the rear upper ends of the two baffles 3 respectively, and the front lower ends of the two baffles 3 are fixedly connected with the rear side edge of the opening of the hopper box 2 respectively. Two ends of the rotating shaft 5 at the rear upper side are respectively and rotatably connected to the baffle plates 3 at two sides. A guide plate 7 is fixedly arranged between the upper ends of the two support rods 20, the guide plate 7 comprises a vertical section and an inclined section, two ends of the vertical section are fixedly arranged on the support rods 20, and the inclined section is positioned at the lower edge of the vertical section and the lower end edge of the inclined section inclines towards the direction far away from the vertical section.
Preceding pivot 5 of downside is keeping away from the synchronous direct drive motor 4's of permanent magnetism one end fixed mounting has rotatory piece 8, and rotatory piece 8 is the cylinder structure, sets up and rotates along with pivot 5 synchronization with pivot 5 coaxial with pivot 5. Three slide 9 are evenly provided with along the periphery to the lateral surface of rotatory piece 8, slide 9 is linked together with the lateral surface of rotatory piece 8, the inside slider 10 that is provided with of slide 9, the one end that rotatory piece 8 axis was kept away from to slider 10 is the cambered surface, be provided with spring telescopic link 11 between the one end that slider 10 is close to rotatory piece 8 axis and the bottom surface of slide 9, spring telescopic link 11 sets up along the radial of rotatory piece 8, slider 10 slides along the radial of rotatory piece 8.
A contact plate 12 is arranged below the rotating block 8, the contact plate 12 is of a semi-circular annular structure, and the contact plate 12 is arranged coaxially with the rotating block 8. When the slider 10 inside the rotating block 8 is extended, it comes into contact with the inner side of the contact plate 12. One end of the cambered surface of the slider 10 is provided with a ball for reducing the friction between the slider 10 and the contact plate 12.
Two symmetrical connecting rods 13 are fixedly mounted on the outer arc surface of the lower side of the contact plate 12, and a horizontal clamping plate 14 is fixedly mounted at the lower end, far away from the contact plate 12, of each connecting rod 13. A horizontal support platform 21 is fixedly arranged on the inner wall of the hopper box 2, the support platform 21 is positioned between the contact plate 12 and the clamping plate 14, and the two connecting rods 13 respectively penetrate through the support platform 21. And the outer side of the connecting rod 13 between the supporting platform 21 and the clamping plate 14 is respectively sleeved with a return spring 15, and the upper end and the lower end of the return spring 15 are respectively contacted with the supporting platform 21 and the clamping plate 14.
The back of the catch plate 14 is provided with a position switch 16, the upper end of the position switch 16 is fixedly connected with the support base 21, the catch plate 14 is connected with a slide sheet of the position switch 16, and the slide sheet slides to control the gear value of the position switch 16.
One end of the support table 21, which is far away from the inner wall of the hopper box 2, is fixedly provided with a vertical protection plate 22, and the lower edge and the two ends of the protection plate 22 are connected with the bottom surface and the side wall of the hopper box 2, so that the gear switch 16, the clamping plate 14, the reset spring 15 and the connecting rod 13 are protected, and the coal is prevented from entering and affecting the operation of the gear switch.
The inner side surfaces of the front lower ends of the two baffles 3 are respectively and fixedly provided with an electric push rod 17, the electric push rods 17 are positioned above the conveyor belt 6, and one end of a telescopic rod of each electric push rod 17 faces the inner side of the baffle 3. The inclined block 18 is fixedly arranged at the end part of the telescopic rod of the electric push rod 17, the outer side face of the inclined block 18 is sleeved with a partition box, and the electric push rod 17 and the inclined block 18 are wrapped by the partition box, so that the electric push rod 17 is prevented from being influenced by coal dust pollution in a telescopic mode. The sloping block 18 extends and retracts at the opening of the partition box. The outer end face of the sloping block 18 is provided with a slope near one side edge of the hopper 2.
The shift switch 16 is electrically connected with the electric push rod 17.
The utility model discloses a theory of operation does:
the user puts into hopper case 2 with coal, and the synchronous 4 circular telegrams of directly driving motor of permanent magnetism and drive pivot 5 rotatoryly to as for 6 clockwise rotations of conveyer belt drive coal and remove, baffle 3 prevents that coal from the both sides of conveyer belt 6 from dropping, and 5 rotatory drive rotatory piece 8 rotations in the time of the pivot.
Initially, the permanent magnet synchronous direct drive motor 4 is not powered on, and the sliding block 10 is closest to the center of the rotating block 8. When the rotating shaft 5 drives the rotating block 8 to rotate, the rotating block 8 rotates to throw away the sliding block 10 on the rotating block outwards, the sliding block 10 can slide at the slide rail 9, the spring telescopic rod 11 prevents the sliding block 10 from completely separating from the rotating block 8, and meanwhile, the spring telescopic rod 11 can assist the sliding block 10 to reset.
When the rotating speed of the rotating shaft 5 is too high, the conveying speed of the conveying belt 6 is high, coal on the conveying belt is lifted, the conveying belt has the risk of flying out, the distance between the sliding block 10 and the rotating block 8 and the circle center is far, the sliding block 10 extrudes the contact plate 12, the contact plate 12 pushes the clamping plate 14 through the connecting rod 13, the clamping plate 14 stretches the reset spring 15, meanwhile, the sliding plate 14 pushes the sliding piece of the gear switch 16, the gear of the gear switch 16 becomes low, the electric push rod 17 is completely contracted, the inclined block 18 is accommodated in the partition box, the inclined block 18 does not block the coal from moving on the surface of the conveying belt 6, the conveying belt 6 increases the conveyed coal, the negative weight is increased, the conveying speed starts to be reduced, and the phenomenon that the conveying speed is too high and the coal with small volume flies out is avoided.
And when the rotating speed of the rotating shaft 5 is too slow, the sliding block 10 is completely accommodated in the slide way 9, at the moment, the sliding block 10 is not contacted with the contact plate 12, so that the clamping plate 14 does not change the gear of the gear switch 16, at the moment, the gear of the gear switch 16 is highest, the electric push rod 17 completely extends out under the highest gear condition of the gear switch 16, and the inclined block 18 reduces the moving path of coal on the conveyor belt 6, so that the quantity of the coal conveyed by the conveyor belt 6 is reduced, the weight of the conveyor belt 6 is reduced, the conveying speed is accelerated, the conveying speed is controlled, the working efficiency is prevented from being influenced by the overlarge weight, the friction force between the conveyor belt 6 and the support plate is reduced, the abrasion is reduced, and the load of the motor is reduced at the same time.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (10)
1. The utility model provides a synchronous direct drive formula lifting machine for coal mine of permanent magnetism which characterized in that: the automatic hopper is characterized by comprising a bottom frame (1), a hopper box (2) is arranged at the upper end of the bottom frame (1), the hopper box (2) is of a horn-shaped box structure with an opening at the upper end, a horizontal rotating shaft (5) is arranged inside the hopper box (2), one end of the rotating shaft (5) is fixedly connected with the output end of a permanent magnet synchronous direct-drive motor (4) outside the hopper box (2), a rotating shaft (5) is further arranged above the rear side of the hopper box (2), two rotating shafts (5) are parallel to each other, a conveyor belt (6) is sleeved outside the rotating shafts (5), baffles (3) are arranged on two sides of the conveyor belt (6) respectively, an electric push rod (17) is arranged on the inner side of the front lower end of each baffle (3), an inclined block (18) is fixedly arranged on the end portion of a telescopic rod of the electric push rod (17), a rotating block (8) is fixedly arranged on one end, far away from the permanent magnet synchronous direct-drive motor (4), three rotating blocks (9) are uniformly arranged on the outer side of each rotating block (8), a sliding block (9) is internally provided with a sliding block (10) through a spring telescopic rod (11), a semi-shaped sliding block (12) is arranged below the sliding block (9), and an electric clamping plate (16) is connected with an electric switch plate (14) connected with an electric clamping plate (16) through a vertical gear switch.
2. The permanent magnet synchronous direct drive type coal mine hoist according to claim 1, characterized in that: the chassis (1) comprises four vertical supporting legs, and adjacent supporting legs are fixedly connected through a horizontal connecting rod.
3. The permanent magnet synchronous direct drive type coal mine hoist according to claim 1, characterized in that: the rear side of the underframe (1) is fixedly provided with a supporting seat (19), the lower end of the supporting seat (19) is provided with a roller, the left side and the right side of the supporting seat (19) are respectively and fixedly provided with a vertical supporting rod (20), the upper ends of the two supporting rods (20) are respectively and fixedly connected with the rear upper ends of the two baffles (3), and the front lower ends of the two baffles (3) are respectively and fixedly connected with the rear side edge of the opening of the hopper box (2).
4. The permanent magnet synchronous direct drive type coal mine hoist according to claim 3, characterized in that: two ends of the rotating shaft (5) at the upper rear side are respectively and rotatably connected to the baffle plates (3) at two sides.
5. The permanent magnet synchronous direct drive type coal mine hoist according to claim 3, characterized in that: the fixed deflector (7) that is provided with between the upper end of two spinal branch vaulting poles (20), deflector (7) include a vertical section and an incline section, and the both ends of vertical section are fixed and are set up on vaulting pole (20), and the incline section is located the lower extreme edge of vertical section and the lower extreme edge of incline section inclines towards the direction of keeping away from vertical section.
6. The permanent magnet synchronous direct drive type coal mine hoist according to claim 1, characterized in that: the spring telescopic rod (11) is arranged along the radial direction of the rotating block (8), and the sliding block (10) slides along the radial direction of the rotating block (8); one end of the sliding block (10) far away from the axis of the rotating block (8) is an arc surface, and one end of the arc surface of the sliding block (10) is provided with a ball.
7. The permanent magnet synchronous direct drive type coal mine hoist according to claim 1, characterized in that: a horizontal supporting table (21) is fixedly arranged on the inner wall of the hopper box (2), the supporting table (21) is positioned between the contact plate (12) and the clamping plate (14), and the two connecting rods (13) respectively penetrate through the supporting table (21).
8. The permanent magnet synchronous direct drive type coal mine hoist according to claim 7, characterized in that: a return spring (15) is sleeved on the outer side of the connecting rod (13) between the support platform (21) and the clamping plate (14), and the upper end and the lower end of the return spring (15) are respectively contacted with the support platform (21) and the clamping plate (14); the upper end of the gear switch (16) is fixedly connected with the support table (21).
9. The permanent magnet synchronous direct drive type coal mine hoist according to claim 8, characterized in that: one end, far away from the inner wall of the hopper box (2), of the support table (21) is fixedly provided with a vertical protection plate (22), and the lower edge and the two ends of the protection plate (22) are connected with the bottom surface and the side wall of the hopper box (2).
10. The permanent magnet synchronous direct drive type coal mine hoist according to claim 1, characterized in that: the electric push rod (17) is positioned above the conveyor belt (6), and one end of a telescopic rod of the electric push rod (17) faces the inner side of the baffle (3); a partition box is sleeved on the outer side face of the inclined block (18), the electric push rod (17) and the inclined block (18) are wrapped by the partition box, and the inclined block (18) stretches out and draws back at an opening of the partition box; an inclined surface is arranged on the outer end surface of the inclined block (18) close to the edge of one side of the hopper box (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223207656.XU CN218538078U (en) | 2022-12-01 | 2022-12-01 | Permanent magnet synchronous direct-drive type coal mine hoist |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223207656.XU CN218538078U (en) | 2022-12-01 | 2022-12-01 | Permanent magnet synchronous direct-drive type coal mine hoist |
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| Publication Number | Publication Date |
|---|---|
| CN218538078U true CN218538078U (en) | 2023-02-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223207656.XU Active CN218538078U (en) | 2022-12-01 | 2022-12-01 | Permanent magnet synchronous direct-drive type coal mine hoist |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218538078U (en) |
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- 2022-12-01 CN CN202223207656.XU patent/CN218538078U/en active Active
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