CN221051434U - Main winch device of planetary reducer matched with permanent magnet synchronous motor - Google Patents
Main winch device of planetary reducer matched with permanent magnet synchronous motor Download PDFInfo
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- CN221051434U CN221051434U CN202322956097.0U CN202322956097U CN221051434U CN 221051434 U CN221051434 U CN 221051434U CN 202322956097 U CN202322956097 U CN 202322956097U CN 221051434 U CN221051434 U CN 221051434U
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- planetary reducer
- magnet synchronous
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- 230000009975 flexible effect Effects 0.000 claims description 5
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- 230000001172 regenerating effect Effects 0.000 description 5
- 238000001816 cooling Methods 0.000 description 2
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Abstract
The utility model relates to a main winch device of a planetary reducer matched with a permanent magnet synchronous motor. The quick braking device solves the problems that in the prior art, the transmission efficiency of a winch is low and quick braking is difficult to perform. The winch comprises a main winch frame, wherein a main winch is rotationally arranged on the main winch frame, one end of the main winch is provided with a winch driving mechanism, a speed reducing mechanism connected with the winch driving mechanism is arranged in the main winch, one end of the main winch is provided with a rotary plug-in structure, the winch driving mechanism is provided with a plug-in positioning assembly which can be plugged and connected with the rotary plug-in structure to position the main winch, and the other end of the main winch is provided with a telescopic linkage mechanism which can drive the speed reducing mechanism to be separated from the winch driving mechanism. The utility model has the advantages that: the transmission efficiency is high, the braking effect is good, the positioning performance is improved, and the slipping phenomenon is effectively avoided.
Description
Technical Field
The utility model relates to the technical field of mechanical structures, in particular to a main hoisting device of a planetary reducer matched with a permanent magnet synchronous motor.
Background
As the cargo lifting motor, there is a hoist such as an electric chain block or an electric crane provided with a motor driven by an inverter control device. In such a hoist, an inverter control device and other various heat sources are used. The motor, the regenerative resistor, and the like are housed in a case, and the heat generated during operation is an important issue. For example, the inverter control device generates heat to be increased particularly in high-load operation, and elements such as a transistor constituting the inverter control device are affected by the heat, which may cause a trouble in normal operation and affect the performance of the hoist; in addition, the existing winch has low transmission efficiency, is difficult to brake rapidly and is easy to slip.
In order to solve the defects existing in the prior art, long-term exploration is performed, and various solutions are proposed. For example, chinese patent literature discloses a hoist [ CN201180056189.0] including a regenerative resistor and a mechanism unit housed in a casing, the cargo lifting motor being driven by an inverter control device and including a forced cooling unit, the mechanism unit including a speed reduction mechanism unit and a load sheave for winding up and down a chain by a power reel from the speed reduction mechanism unit, the hoist having the following structure: the cargo lifting motor, the mechanism unit, the inverter control device, and the regenerative resistor are disposed in the housing so as to be dispersed so as to ensure weight balance around a load core that is a center of a load applied when the coil is wound up and wound down, and are structured as follows: the inverter control device and the regenerative resistor are fixed in close contact with the housing at a position separated by the mechanism portion. Accordingly, the arrangement structure of the inverter control device, the motor, the regenerative resistor, and the like is considered, and the forced cooling unit is used, so that heat can be appropriately dissipated, and high-frequency operation can be performed.
The above scheme solves the problem that the heat of the winch converter in the prior art is easy to influence the performance to a certain extent, but the scheme still has a plurality of defects, such as: the transmission efficiency is low, the quick braking is difficult to carry out, and the slipping phenomenon is easy to occur.
Disclosure of Invention
The utility model aims to solve the problems and provides a main hoisting device of a planetary reducer matched with a permanent magnet synchronous motor.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the main winch device comprises a main winch frame, a main winch is rotatably arranged on the main winch frame, one end of the main winch is provided with a winch driving mechanism, a speed reducing mechanism connected with the winch driving mechanism is arranged in the main winch, one end of the main winch is provided with a rotary inserting structure, the winch driving mechanism is provided with an inserting positioning assembly capable of being inserted and connected with the rotary inserting structure to position the main winch, and the other end of the main winch is provided with a telescopic linkage mechanism capable of driving the speed reducing mechanism to be separated from the winch driving mechanism.
In the main winch device of the planetary reducer matched with the permanent magnet synchronous motor, the winch driving mechanism comprises the permanent magnet synchronous motor, a connecting flange is arranged on an output rod of the permanent magnet synchronous motor, the bottom of the connecting flange is rotatably supported by a supporting shaft seat arranged on the main winch frame, and a driving gear is connected to the end part of the output rod.
In the main winch device of the planetary reducer matched with the permanent magnet synchronous motor, the speed reducing mechanism comprises the planetary reducer, a linkage plug-in cylinder is arranged at the output end of the planetary reducer, and one end of the linkage plug-in cylinder is mutually plug-in positioned with the circumferential inner wall of the driving gear.
In the above-mentioned main winch device of supporting planetary reducer of PMSM, rotate grafting structure including setting up the annular linkage portion at main winch frame inner wall, annular linkage portion one end is equipped with annular coupling groove, and the circumference rotates in the annular coupling groove and is connected with annular bayonet socket, is equipped with a plurality of arc through grooves on the annular bayonet socket, and the annular linkage portion other end is equipped with the arc grafting spread groove that sets up with arc through groove one-to-one.
In the main winch device of the planetary reducer matched with the permanent magnet synchronous motor, an infrared alignment module is arranged on one side, facing the annular linkage part, of the annular plug-in seat, and positioning points corresponding to the infrared alignment module are arranged on the annular linkage part.
In the above-mentioned main winch device of the planetary reducer matched with the permanent magnet synchronous motor, the circumferential inner wall of the annular linkage part is meshed with the circumferential outer wall of the driving gear.
In the above-mentioned main winch device of supporting planetary reducer of PMSM, peg graft the locating component including setting up the flexible cylinder of pegging graft in PMSM circumference outside, peg graft flexible cylinder and pass through the cylinder frame and fix, and peg graft flexible cylinder's output and be connected with the grafting locating rack, peg graft the locating rack and be split type structure and correspond the setting with foretell arc through groove.
In the main winch device of the planetary reducer matched with the permanent magnet synchronous motor, the telescopic linkage mechanism comprises a telescopic driving motor, the telescopic driving motor is supported and positioned through a motor frame arranged on the main winch frame, and the output end of the telescopic driving motor is provided with a positioning connection cylinder connected with the planetary reducer.
In the main winch device of the planetary reducer matched with the permanent magnet synchronous motor, the linkage splicing cylinder body is provided with a plurality of positioning holes, and the annular linkage part is provided with splicing positioning columns which are arranged corresponding to the positioning holes.
In the main winch device of the planetary reducer matched with the permanent magnet synchronous motor, a rotary linkage ring body is arranged between the output end of the telescopic driving motor and one end of the main winch frame in the circumferential direction.
Compared with the prior art, the utility model has the advantages that:
1. The permanent magnet synchronous motor is used for driving the main winch, so that a larger lifting force is provided for the instantaneous large torque state when the drill rod is lifted, the lifting speed is faster than that of the traditional winch, and the construction efficiency is higher;
2. The planetary reducer is used for decelerating and braking, and the rotary splicing structure is matched with the splicing positioning assembly for stopping, so that the positioning stability of the main winch can be effectively ensured;
3. The planetary reducer can rapidly withdraw and feed during the process, and flexible action and rapid change of torque are realized.
Drawings
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is an enlarged view of the structure at A in FIG. 1;
FIG. 3 is a schematic view of a partial structure in the present utility model;
FIG. 4 is a schematic view of the annular socket structure of the present utility model;
FIG. 5 is a front view of a ganged jack cylinder in accordance with the present utility model;
In the figure: the main winch frame 1, the main winch 11, the supporting shaft seat 12, the winch driving mechanism 2, the permanent magnet synchronous motor 21, the connecting flange 22, the driving gear 23, the speed reducing mechanism 3, the planetary reducer 31, the linkage socket barrel 32, the positioning hole 321, the rotary socket structure 4, the annular connecting groove 41, the annular socket seat 42, the arc through groove 43, the annular linkage part 44, the socket positioning column 441, the arc socket connecting groove 45, the infrared alignment module 46, the socket positioning assembly 5, the socket telescopic cylinder 51, the cylinder frame 52, the socket positioning frame 53, the telescopic linkage mechanism 6, the telescopic driving motor 61, the motor frame 62, the positioning connection barrel 63 and the rotary linkage ring 64.
Detailed Description
The utility model will be described in further detail with reference to the drawings and the detailed description.
As shown in fig. 1-5, a main winch device of a planetary reducer matched with a permanent magnet synchronous motor comprises a main winch frame 1, wherein a main winch 11 is rotationally arranged on the main winch frame 1, one end of the main winch 11 is provided with a winch driving mechanism 2, a speed reducing mechanism 3 connected with the winch driving mechanism 2 is arranged in the main winch 11, one end of the main winch 11 is provided with a rotary plug-in structure 4, the winch driving mechanism 2 is provided with a plug-in positioning assembly 5 which can be plug-in connected with the rotary plug-in structure 4 to position the main winch 11, and the other end of the main winch 11 is provided with a telescopic linkage mechanism 6 which can drive the speed reducing mechanism 3 to be separated from the winch driving mechanism 2.
The winch driving mechanism 2 is used for driving the main winch 11, the speed reducing mechanism 3 realizes feeding and withdrawing through the telescopic linkage mechanism 6, namely, connection and separation with the winch driving mechanism 2 are realized, the purposes of rapid speed reduction and torque increase are achieved, and secondly, the main winch 11 can be positioned by utilizing mutual insertion of the rotary plug-in structure 4 and the plug-in positioning assembly 5, so that positioning stability is ensured.
The winch driving mechanism 2 comprises a permanent magnet synchronous motor 21, a connecting flange 22 is arranged on an output rod of the permanent magnet synchronous motor 21, the bottom of the connecting flange 22 is rotatably supported with a supporting shaft seat 12 arranged on the main winch frame 1, and a driving gear 23 is connected to the end part of the output rod.
A connecting bearing is arranged between the connecting flange 22 and the output rod, and the supporting shaft seat 12 positions the connecting flange 22.
The speed reducing mechanism 3 includes a planetary speed reducer 31, wherein a linkage socket cylinder 32 is disposed at an output end of the planetary speed reducer 31, and one end of the linkage socket cylinder 32 is positioned in a socket manner with a circumferential inner wall of the driving gear 23.
The linkage plug cylinder 32 is arranged around Xiang Nace of the annular plug seat 42 in a penetrating way and does not contact with the annular plug seat 42, and the plug stroke between the linkage plug cylinder 32 and the driving gear 23 is larger than the plug stroke between the plug positioning column 441 and the positioning hole 321.
Obviously, the rotary inserting structure 4 comprises an annular linkage part 44 arranged on the inner wall of the main hoisting frame 1, one end of the annular linkage part 44 is provided with an annular connecting groove 41, an annular inserting seat 42 is connected in the annular connecting groove 41 in a circumferential rotation mode, a plurality of arc through grooves 43 are formed in the annular inserting seat 42, and the other end of the annular linkage part 44 is provided with arc inserting connecting grooves 45 which are arranged in one-to-one correspondence with the arc through grooves 43.
Further, an infrared alignment module 46 is disposed on a side of the annular socket 42 facing the annular linkage portion 44, and a positioning point corresponding to the infrared alignment module 46 is disposed on the annular linkage portion 44.
The annular socket 42 is positioned by the socket positioning frame 53 daily to ensure that it does not rotate with the annular linkage 44.
Specifically, the annular linkage 44 is intermeshed with the peripheral outer wall of the drive gear 23 at a periphery Xiang Nabi.
Still further, the plugging positioning assembly 5 comprises a plugging telescopic cylinder 51 arranged on the circumferential outer side of the permanent magnet synchronous motor 21, the plugging telescopic cylinder 51 is fixed through a cylinder frame 52, and the output end of the plugging telescopic cylinder 51 is connected with a plugging positioning frame 53, and the plugging positioning frame 53 is of a split structure and is correspondingly arranged with the arc-shaped through groove 43.
When stopping is needed, the arc-shaped through groove 43 is aligned with the arc-shaped plug-in connection groove 45, and the plug-in telescopic cylinder 51 drives the plug-in positioning frame 53 to be inserted and then stops and positions the main winch 11.
More specifically, the telescopic link mechanism 6 includes a telescopic drive motor 61, the telescopic drive motor 61 is supported and positioned by a motor frame 62 provided on the main hoisting frame 1, and an output end of the telescopic drive motor 61 is provided with a positioning connection cylinder 63 connected with the planetary reducer 31.
In detail, the linkage socket cylinder 32 is provided with a plurality of positioning holes 321, and the annular linkage part 44 is provided with socket positioning posts 441 corresponding to the positioning holes 321.
An infrared alignment structure is arranged between the positioning hole 321 and the plugging positioning column 441, so that alignment is accurate during plugging.
Preferably, a rotation linkage ring 64 is provided between the output end of the telescopic driving motor 61 and one end circumference of the main winding frame 1.
In summary, the principle of this embodiment is as follows: when the device is used, the permanent magnet synchronous motor 21 drives the driving gear 23 to rotate, the driving gear 23 drives the main winch 11 to synchronously rotate, when the speed reduction and torque increase are needed, the telescopic driving motor 61 is used for driving the planetary reducer 31 to feed, even if the linkage plug-in cylinder 32 is inserted into the circumferential inner side of the driving gear 23 and is in a separation state with the positioning hole 321, the planetary reducer 31 is started to enable the relative rotation speed of the linkage plug-in cylinder 32 to be smaller than the rotation speed of the driving gear 23 to operate, when braking is needed, the relative rotation speed of the linkage plug-in cylinder 32 is larger than the rotation speed of the driving gear 23 to operate, after braking is finished, the plug-in positioning frame 53 is driven to be inserted through the plug-in telescopic cylinder 51 to stop and the main winch 11 is driven to feed through the telescopic driving motor 61 to continue feeding, and the plug-in positioning cylinder 441 and the plug-in positioning hole 321 are positioned and stopped.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.
Although terms such as the main winch frame 1, the main winch 11, the support shaft seat 12, the winch driving mechanism 2, the permanent magnet synchronous motor 21, the connection flange 22, the driving gear 23, the reduction mechanism 3, the planetary reducer 31, the interlocking socket cylinder 32, the positioning hole 321, the rotation socket structure 4, the annular connection groove 41, the annular socket 42, the arc-shaped through groove 43, the annular linkage part 44, the socket positioning post 441, the arc-shaped socket connection groove 45, the infrared alignment module 46, the socket positioning assembly 5, the socket telescopic cylinder 51, the cylinder frame 52, the socket positioning frame 53, the telescopic linkage mechanism 6, the telescopic driving motor 61, the motor frame 62, the positioning connection cylinder 63, the rotation linkage ring body 64, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely for convenience in describing and explaining the nature of the utility model; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present utility model.
Claims (10)
1. The utility model provides a main winch device of supporting planetary reducer of PMSM, includes main winch frame (1), main winch frame (1) on rotate and be equipped with main winch (11), main winch (11) one end be equipped with hoist actuating mechanism (2), main winch (11) in be equipped with hoist actuating mechanism (2) continuous reduction gears (3), its characterized in that, main winch (11) one end be equipped with rotation grafting structure (4), thereby be equipped with on hoist actuating mechanism (2) and peg graft grafting locating component (5) that link to each other main winch (11) location with rotation grafting structure (4), and main winch (11) other end be equipped with flexible link gear (6) that can drive reduction gears (3) and hoist actuating mechanism (2) break away from.
2. The main winch device of the planetary reducer matched with the permanent magnet synchronous motor according to claim 1, wherein the winch driving mechanism (2) comprises a permanent magnet synchronous motor (21), a connecting flange (22) is arranged on an output rod of the permanent magnet synchronous motor (21), the bottom of the connecting flange (22) is rotatably supported by a supporting shaft seat (12) arranged on the main winch frame (1), and a driving gear (23) is connected to the end part of the output rod.
3. The main winch device of the planetary reducer matched with the permanent magnet synchronous motor according to claim 2, wherein the speed reducing mechanism (3) comprises a planetary reducer (31), a linkage plug-in cylinder (32) is arranged at the output end of the planetary reducer (31), and one end of the linkage plug-in cylinder (32) is mutually plugged and positioned with the circumferential inner wall of the driving gear (23).
4. A main hoisting device of a planetary reducer matched with a permanent magnet synchronous motor according to claim 3, characterized in that the rotary plug-in structure (4) comprises an annular linkage part (44) arranged on the inner wall of the main hoisting frame (1), one end of the annular linkage part (44) is provided with an annular connecting groove (41), the annular connecting groove (41) is internally and circumferentially rotationally connected with an annular plug-in seat (42), the annular plug-in seat (42) is provided with a plurality of arc-shaped through grooves (43), and the other end of the annular linkage part (44) is provided with arc-shaped plug-in connecting grooves (45) which are arranged in one-to-one correspondence with the arc-shaped through grooves (43).
5. The main winch device of the planetary reducer matched with the permanent magnet synchronous motor according to claim 4, wherein an infrared alignment module (46) is arranged on one side, facing the annular linkage part (44), of the annular plug-in seat (42), and a positioning point position which is arranged corresponding to the infrared alignment module (46) is arranged on the annular linkage part (44).
6. The main winding device of the planetary reducer matched with the permanent magnet synchronous motor according to claim 4, wherein the circumferential inner wall of the annular linkage part (44) is meshed with the circumferential outer wall of the driving gear (23).
7. The main winch device of the planetary reducer matched with the permanent magnet synchronous motor according to claim 4, wherein the plug-in positioning assembly (5) comprises a plug-in telescopic cylinder (51) arranged on the outer side of the circumference of the permanent magnet synchronous motor (21), the plug-in telescopic cylinder (51) is fixed through a cylinder frame (52), the output end of the plug-in telescopic cylinder (51) is connected with a plug-in positioning frame (53), and the plug-in positioning frame (53) is of a split structure and is correspondingly arranged with the arc-shaped through groove (43).
8. The main winch device of the planetary reducer matched with the permanent magnet synchronous motor according to claim 4, wherein the telescopic linkage mechanism (6) comprises a telescopic driving motor (61), the telescopic driving motor (61) is supported and positioned through a motor frame (62) arranged on the main winch frame (1), and a positioning connecting cylinder (63) connected with the planetary reducer (31) is arranged at the output end of the telescopic driving motor (61).
9. The main winch device of the planetary reducer matched with the permanent magnet synchronous motor according to claim 8, wherein the linkage splicing cylinder body (32) is provided with a plurality of positioning holes (321), and the annular linkage part (44) is provided with splicing positioning columns (441) which are arranged corresponding to the positioning holes (321).
10. The main winch device of the planetary reducer matched with the permanent magnet synchronous motor according to claim 9, wherein a rotation linkage ring body (64) is arranged between the output end of the telescopic driving motor (61) and one end circumference of the main winch frame (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322956097.0U CN221051434U (en) | 2023-10-31 | 2023-10-31 | Main winch device of planetary reducer matched with permanent magnet synchronous motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322956097.0U CN221051434U (en) | 2023-10-31 | 2023-10-31 | Main winch device of planetary reducer matched with permanent magnet synchronous motor |
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| Publication Number | Publication Date |
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| CN221051434U true CN221051434U (en) | 2024-05-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322956097.0U Active CN221051434U (en) | 2023-10-31 | 2023-10-31 | Main winch device of planetary reducer matched with permanent magnet synchronous motor |
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| Country | Link |
|---|---|
| CN (1) | CN221051434U (en) |
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2023
- 2023-10-31 CN CN202322956097.0U patent/CN221051434U/en active Active
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