CN212639785U - Mining winch driven by built-in motor - Google Patents
Mining winch driven by built-in motor Download PDFInfo
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- CN212639785U CN212639785U CN202021514777.7U CN202021514777U CN212639785U CN 212639785 U CN212639785 U CN 212639785U CN 202021514777 U CN202021514777 U CN 202021514777U CN 212639785 U CN212639785 U CN 212639785U
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Abstract
The utility model particularly relates to a built-in motor driven mining hoist engine has solved the problem that current hoist engine occupation of land space is big, can't use in the narrow mine in tunnel. A mining winch driven by a built-in motor is characterized in that a left flange plate shaft is arranged at the left end of the motor, a left bearing is sleeved in the middle of the side face of the left flange plate shaft, a wheel hub is fixedly sleeved outside the left bearing, and the wheel hub is fixedly connected to a hollow winding drum; a left support is arranged on the left side of the hollow winding drum, an external gear shaft sleeve is fixedly sleeved on an output shaft of the motor, and an internal gear ring is sleeved outside the side surface of the external gear shaft sleeve; a right flange shaft is arranged on the right side of the output shaft of the motor and fixedly connected with the hollow winding drum; a right bearing is sleeved on the right flange plate shaft; and a right support is arranged on the right side of the brake disc. The utility model discloses a purpose of built-in motor drive hoist engine, compact structure, area is little, and the operation is stable, easy loading and unloading have the advantage that running cost is low, be convenient for control, long service life.
Description
Technical Field
The utility model relates to a mining promotion field specifically is a mining hoist engine of built-in motor drive.
Background
At present, the common structure of the winch comprises a motor, a reducer, a coupling, a winding drum device and a control system. Wherein, motor, reduction gear, reel device place side by side.
However, practice shows that the existing winch has the problems of large occupied space and incapability of being used in mines with narrow roadways. Based on this, it is necessary to design a mining winch with a built-in motor drive, the motor is built in the winding drum, two couplings and two-stage speed reducers are removed, and the structure compactness is increased, so as to solve the technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the problem that current hoist engine occupation of land space is big, can't use in the narrow mine in tunnel, provide a built-in motor driven mining hoist engine.
The utility model discloses an adopt following technical scheme to realize:
a mining winch driven by a built-in motor comprises a hollow winding drum, a motor and an underframe; the hollow winding drum is erected above the underframe along the left and right direction, the right end face of the hollow winding drum is fixedly connected with a brake disc, and a plurality of circumferentially distributed disc brakes are clamped on the brake disc; the motor is arranged in the inner cavity of the hollow winding drum, and the output shaft of the motor faces the right;
the left end part of the motor is provided with a left flange disc shaft, the right end part of the left flange disc shaft is fixedly connected with the left end part of the motor and is horizontally arranged, a left bearing is sleeved in the middle of the side surface of the left flange disc shaft, a wheel hub is fixedly sleeved outside the outer ring of the left bearing, and the wheel hub is fixedly connected to the left end surface of the hollow winding drum; the left side of the hollow winding drum is provided with a left support which is vertically arranged and is fixedly connected with the underframe, and the left end part of the left flange shaft is fixedly arranged on the upper part of the left support in a penetrating way;
an output shaft of the motor is provided with an external gear shaft sleeve through an expansion sleeve fixing sleeve, an internal gear ring is sleeved outside the side surface of the external gear shaft sleeve, and the internal gear ring and the external gear shaft sleeve are mutually meshed through internal and external teeth; a right flange plate shaft which is horizontally arranged and fixedly connected with the inner gear ring is arranged on the right side of the output shaft of the motor, and the left end part of the right flange plate shaft is fixedly connected with the right end part of the hollow winding drum; the right end part of the right flange shaft is sleeved with a right bearing; the right side of brake disc is provided with one along vertical placing and with chassis fixed connection's right support, the upper portion of right support is worn to locate by the outer lane of right bearing fixedly.
When the winch works, the motor output shaft rotates to drive the external tooth shaft sleeve to rotate, then the internal tooth ring is driven to rotate through the meshing of the internal tooth and the external tooth, and the internal tooth ring rotates to drive the right flange plate shaft to rotate, so that the hollow winding drum and the brake disc are driven to rotate simultaneously, and the purpose of lifting or pulling a heavy object by the winch is realized; in the rotating process, the inner ring of the right bearing rotates, and the outer ring of the right bearing and the right support are fixed, so that the rotating support effect is provided for the right part of the hollow winding drum; meanwhile, the left support and the bottom frame are fixed, so that the left flange plate shaft, the inner ring of the left bearing and the motor do not rotate, and the purpose of fixing the motor is achieved; in the process, the outer ring and the hub of the left bearing synchronously rotate along with the hollow winding drum, so that a rotary supporting function is provided for the left part of the hollow winding drum; when the brake is required to stop, the disc brake clamps the brake disc, so that the purpose of braking the hollow winding drum is achieved; the problem that the existing winch occupies a large space and cannot be used in a mine with a narrow roadway is solved.
The mining winch driven by the built-in motor further comprises a planetary reducer, wherein an input shaft of the planetary reducer is connected with an output shaft of the motor through a spline, and an output shaft of the planetary reducer is fixedly arranged in an inner cavity of an outer gear shaft sleeve in a penetrating mode through an expansion sleeve.
The planetary reducer can effectively reduce the power required when the motor is started, and further effectively reduce the running cost of the winch.
And a shaft end baffle fixedly connected with the right end face of the right flange shaft and a first encoder are arranged on the right side of the right flange shaft, and a rotating shaft of the first encoder is fixedly connected with the shaft end baffle.
The first encoder can count and output the number of turns of the winch, so that the manual counting process is omitted, and meanwhile, the working stroke of the winch is controlled accurately.
The frame of motor is provided with the water-cooling chamber, has seted up the intercommunicating pore between the left end face of left flange dish axle and the right-hand member face, wears to be equipped with inlet tube and outlet pipe in the intercommunicating pore, and inlet tube and outlet pipe equally divide and do not communicate with the water-cooling chamber.
This structural design can reduce the temperature of motor, prevents that the motor from overheated and breaking down, and then has effectively improved the life of this hoist engine.
The inner ring of the left bearing is in transition fit with the middle part of the side surface of the left flange disc shaft, and the outer ring is in interference fit with the inner side surface of the hub.
The left flange shaft is connected with the left support through a key.
This structural design makes this hoist engine easy to assemble, and convenient the dismantlement has increased the simple operation nature when this hoist engine later maintenance.
The motor is a permanent magnet synchronous motor; the disc brake is a hydraulic disc brake.
And a second encoder is arranged on the left side of the left flange shaft, and a rotating shaft of the second encoder penetrates through the communicating hole to be fixedly connected with a rotor of the motor.
The utility model has the advantages of reasonable design reliably, realized the purpose of built-in motor drive hoist engine, compact structure moreover, area is little, firm in connection simultaneously, the operation is stable, can the rapid braking, and is further, easy loading and unloading has effectively increased the convenience when later maintenance, has running cost low, the control of being convenient for, long service life's advantage, is applicable to the narrow little mine operation environment in tunnel.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic left side view of FIG. 1;
FIG. 3 is a schematic view of the arrangement of FIG. 1;
fig. 4 is a schematic right view of the hollow spool portion of fig. 3.
In the figure, 1-hollow winding drum, 2-motor, 3-underframe, 4-brake disc, 5-disc brake, 6-left flange disc shaft, 7-left bearing, 8-hub, 9-left support, 10-expansion sleeve, 11-external gear sleeve, 12-internal gear ring, 13-right flange disc shaft, 14-right bearing, 15-right support, 16-planetary reducer, 17-shaft end baffle, 18-first encoder, 19-communication hole, 20-water inlet pipe, 21-key, 22-second encoder, 23-hydraulic station, 24-operation table and 25-operation position.
Detailed Description
A built-in motor driven mining hoist comprises a hollow winding drum 1, a motor 2 and an underframe 3; the hollow winding drum 1 is erected above the underframe 3 along the left-right direction, the right end face of the hollow winding drum is fixedly connected with a brake disc 4, and a plurality of circumferentially distributed disc brakes 5 are clamped on the brake disc 4; the motor 2 is arranged in the inner cavity of the hollow winding drum 1, and the output shaft of the motor faces the right; the left end part of the motor 2 is provided with a left flange disc shaft 6, the right end part of the left flange disc shaft is fixedly connected with the left end part of the motor and is horizontally placed, a left bearing 7 is sleeved in the middle of the side surface of the left flange disc shaft 6, a hub 8 is fixedly sleeved outside the outer ring of the left bearing 7, and the hub 8 is fixedly connected to the left end surface of the hollow winding drum 1; a left support 9 which is vertically arranged and fixedly connected with the underframe 3 is arranged at the left side of the hollow winding drum 1, and the left end part of the left flange shaft 6 is fixedly arranged at the upper part of the left support 9 in a penetrating way; an output shaft of the motor 2 is fixedly sleeved with an external gear shaft sleeve 11 through an expansion sleeve 10, an internal gear ring 12 is sleeved outside the side face of the external gear shaft sleeve 11, and the internal gear ring 12 is meshed with the external gear shaft sleeve 11 through internal and external teeth; a right flange shaft 13 which is horizontally arranged and fixedly connected with the inner gear ring 12 is arranged on the right side of the output shaft of the motor 2, and the left end part of the right flange shaft 13 is fixedly connected with the right end part of the hollow winding drum 1; a right bearing 14 is sleeved at the right end part of the right flange shaft 13; the right side of brake disc 4 is provided with one along vertical placing and with chassis 3 fixed connection's right support 15, the upper portion of right support 15 is worn to locate by the outer lane of right bearing 14 is fixed.
The mining winch driven by the built-in motor further comprises a planetary reducer 16, wherein an input shaft of the planetary reducer 16 is connected with an output shaft of the motor 2 through a spline, and an output shaft of the planetary reducer 16 is fixedly arranged in an inner cavity of an external gear shaft sleeve 11 in a penetrating mode through an expansion sleeve 10. The right end face of right flange dish axle 13 is fixedly connected with an axle head baffle 17, the right side is provided with a first encoder 18, first encoder 18's pivot and axle head baffle 17 fixed connection. The frame of motor 2 is provided with the water-cooling chamber, has seted up intercommunicating pore 19 between the left end face of left flange dish axle 6 and the right-hand member face, wears to be equipped with inlet tube 20 and outlet pipe in the intercommunicating pore 19, and inlet tube 20 and outlet pipe equally divide and do not communicate with the water-cooling chamber. The inner ring of the left bearing 7 is in transition fit with the middle part of the side surface of the left flange shaft 6, and the outer ring is in interference fit with the inner side surface of the hub 8. The left flange shaft 6 is connected with the left support 9 through a key 21. The motor 2 is a permanent magnet synchronous motor; the disc brake 5 is a hydraulic type disc brake. And a second encoder 22 is arranged on the left side of the left flange shaft 6, and a rotating shaft of the second encoder 22 passes through the communication hole 19 to be fixedly connected with the rotor of the motor 2.
In the specific implementation process, the motor 2 is of a type of TYCN1000-25 and can be replaced by an asynchronous motor; the number of the disc brakes 5 is determined according to the magnitude of the braking force, and the disc brakes 5 are symmetrically arranged on the front side and the rear side of the brake disc 4, preferably, the number of the disc brakes 5 is four; the planetary reducer 16 is a ZZD630 type primary reducer; the outer ring of the left bearing 7 and the hub 8 are baked; the keys 21 are rectangular and the number of the keys is two; the left end part of the left flange shaft 6 is provided with two key grooves matched with the keys 21 in shape, and the upper part of the left support 9 is provided with a special-shaped through hole matched with the keys 21 in shape along the left-right direction; the second encoder 22 facilitates the frequency converter to determine the position of the motor rotor; a connecting plate is fixedly sleeved on a rotating shaft of the first encoder 18; the connecting plate is connected with the shaft end baffle 17, the left flange disc shaft 6 is connected with the motor 2, the hub 8 is connected with the hollow winding drum 1, the left support 9 is connected with the underframe 3, the inner gear ring 12 is connected with the right flange disc shaft 13, the right flange disc shaft 13 is connected with the hollow winding drum 1, the underframe 3 is connected with the right support 15, and the right flange disc shaft 13 is connected with the shaft end baffle 17 through a plurality of bolts.
Claims (8)
1. A mining winch driven by a built-in motor comprises a hollow winding drum (1), a motor (2) and an underframe (3); the hollow winding drum (1) is erected above the underframe (3) along the left-right direction, the right end face of the hollow winding drum is fixedly connected with a brake disc (4), and a plurality of circumferentially distributed disc brakes (5) are clamped on the brake disc (4); the method is characterized in that: the motor (2) is arranged in the inner cavity of the hollow winding drum (1), and the output shaft of the motor faces the right;
the left end part of the motor (2) is provided with a left flange disc shaft (6) which is fixedly connected with the right end part and is horizontally placed, a left bearing (7) is sleeved in the middle of the side surface of the left flange disc shaft (6), a hub (8) is fixedly sleeved outside the outer ring of the left bearing (7), and the hub (8) is fixedly connected with the left end surface of the hollow winding drum (1); a left support (9) which is vertically arranged and fixedly connected with the bottom frame (3) is arranged on the left side of the hollow winding drum (1), and the left end part of the left flange shaft (6) is fixedly arranged on the upper part of the left support (9) in a penetrating manner;
an output shaft of the motor (2) is fixedly sleeved with an external gear shaft sleeve (11) through an expansion sleeve (10), an internal gear ring (12) is sleeved outside the side surface of the external gear shaft sleeve (11), and the internal gear ring (12) is meshed with the external gear shaft sleeve (11) through internal and external teeth; a right flange plate shaft (13) which is horizontally arranged and fixedly connected with the inner gear ring (12) is arranged on the right side of the output shaft of the motor (2), and the left end part of the right flange plate shaft (13) is fixedly connected with the right end part of the hollow winding drum (1); a right bearing (14) is sleeved at the right end part of the right flange shaft (13); the right side of brake disc (4) is provided with one along vertical placing and with chassis (3) fixed connection's right support (15), the upper portion of right support (15) is worn to locate by the outer lane of right bearing (14) is fixed.
2. The mining hoist driven by the built-in motor according to claim 1, characterized in that: the planetary reducer is characterized by further comprising a planetary reducer (16), wherein an input shaft of the planetary reducer (16) is connected with an output shaft of the motor (2) through a spline, and an output shaft is fixedly arranged in an inner cavity of the external gear shaft sleeve (11) in a penetrating mode through the expansion sleeve (10).
3. The mining hoist driven by the built-in motor according to claim 1, characterized in that: the right end face of the right flange shaft (13) is fixedly connected with a shaft end baffle (17), the right side is provided with a first encoder (18), and a rotating shaft of the first encoder (18) is fixedly connected with the shaft end baffle (17).
4. The mining hoist driven by the built-in motor according to claim 1, characterized in that: the frame of motor (2) is provided with the water-cooling chamber, has seted up intercommunicating pore (19) between the left end face and the right-hand member face of left flange dish axle (6), wears to be equipped with inlet tube (20) and outlet pipe in intercommunicating pore (19), and inlet tube (20) and outlet pipe equally divide respectively with the water-cooling chamber intercommunication.
5. The mining hoist driven by the built-in motor according to claim 1, characterized in that: the inner ring of the left bearing (7) is in transition fit with the middle part of the side surface of the left flange disc shaft (6), and the outer ring is in interference fit with the inner side surface of the hub (8).
6. The mining hoist driven by the built-in motor according to claim 1, characterized in that: the left flange shaft (6) is connected with the left support (9) through a key (21).
7. The mining hoist driven by the built-in motor according to claim 1, characterized in that: the motor (2) is a permanent magnet synchronous motor; the disc brake (5) is a hydraulic disc brake.
8. The mining hoist driven by the built-in motor according to claim 4, characterized in that: and a second encoder (22) is arranged on the left side of the left flange shaft (6), and a rotating shaft of the second encoder (22) penetrates through the communicating hole (19) to be fixedly connected with a rotor of the motor (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021514777.7U CN212639785U (en) | 2020-07-28 | 2020-07-28 | Mining winch driven by built-in motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021514777.7U CN212639785U (en) | 2020-07-28 | 2020-07-28 | Mining winch driven by built-in motor |
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| Publication Number | Publication Date |
|---|---|
| CN212639785U true CN212639785U (en) | 2021-03-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021514777.7U Active CN212639785U (en) | 2020-07-28 | 2020-07-28 | Mining winch driven by built-in motor |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114229726A (en) * | 2021-12-07 | 2022-03-25 | 燕山大学 | Small-sized servo hoist |
| CN115215242A (en) * | 2022-09-19 | 2022-10-21 | 杭州未名信科科技有限公司 | Winch gradient brake power system of intelligent tower crane and intelligent tower crane |
| CN115242030A (en) * | 2022-09-22 | 2022-10-25 | 杭州未名信科科技有限公司 | Tower crane direct-drive power assembly and intelligent tower crane |
-
2020
- 2020-07-28 CN CN202021514777.7U patent/CN212639785U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114229726A (en) * | 2021-12-07 | 2022-03-25 | 燕山大学 | Small-sized servo hoist |
| CN114229726B (en) * | 2021-12-07 | 2023-02-28 | 燕山大学 | Small-sized servo hoist |
| CN115215242A (en) * | 2022-09-19 | 2022-10-21 | 杭州未名信科科技有限公司 | Winch gradient brake power system of intelligent tower crane and intelligent tower crane |
| CN115242030A (en) * | 2022-09-22 | 2022-10-25 | 杭州未名信科科技有限公司 | Tower crane direct-drive power assembly and intelligent tower crane |
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