CN202481977U - Speed-reducing motor for hoisting overhead and gantry crane - Google Patents
Speed-reducing motor for hoisting overhead and gantry crane Download PDFInfo
- Publication number
- CN202481977U CN202481977U CN2011205507758U CN201120550775U CN202481977U CN 202481977 U CN202481977 U CN 202481977U CN 2011205507758 U CN2011205507758 U CN 2011205507758U CN 201120550775 U CN201120550775 U CN 201120550775U CN 202481977 U CN202481977 U CN 202481977U
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- shaft
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- deceleration
- gear wheel
- deceleration part
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Abstract
The utility model discloses a speed-reducing motor for hoisting an overhead and gantry crane. The speed-reducing motor comprises a motor part (1), a speed reducing part (2) and a braking part (3), wherein the motor part (1) and the speed reducing part (2) are connected by a terminal pad (4), a motor shaft (1.2) of the motor part (1) is connected with an input shaft (2.2) of the speed reducing part by a coupler (5); an output shaft of the speed reducing part is connected with a winding drum (6) of the portal gantry crane; and the braking part (3) is arranged in a motor shell (1.1) of the motor part (1) and on the motor shaft (1.2). The speed-reducing motor for hoisting the overhead and gantry crane is integrated with a speed reducer and a brake.
Description
Technical field
The utility model relates to a kind of overhead and gantry cranes and hoists and use reducing motor.
Background technology
Overhead and gantry cranes carries out the loading and unloading transportation of bulk cargo adaptable across power plant, goods yard, workshop, harbour etc.Overhead and gantry cranes mainly comprises steel structure, dolly and electric control system.Domestic generally usefulness is that its lifting mechanism of standard dolly comprises lifting motor, reductor, drg and reel at present.Lifting motor passes to reductor through gear coupling, transmission shaft, drives the reel that is wound with steel rope by the reductor slow-speed shaft again, as long as the rotating at control motor just can realize the up-down of suspender.Described drg is installed on the reductor high speed shaft to guarantee work safety.Though it is more extensive that the dolly of this standard uses at home, also there is following defective in the design comparative maturity:
1, the present motor, reductor and the drg that are used on the dolly all are to be installed on the dolly independently of each other; It is big to take up room; Make the volume of dolly unitized frame big, conduct oneself with dignity and lay particular stress on; On equal tonnage, increase the bearing capacity of beam like this, increased the manufacturing cost of whole hoisting crane simultaneously.
2, connects through floating axle and gear coupling between the motor on the dolly and the reductor at present, connect dish with gear between reductor and the reel and connect, part is more, volume is bigger, and more complicated is installed, and maintenance is inconvenience also, and the while, cost was also than higher.
The utility model content
The technical matters that the utility model will solve is to provide a kind of overhead and gantry cranes that is integrated with reductor and drg to hoist and use reducing motor.
The technical solution of the utility model is, provides a kind of overhead and gantry cranes with following structure to hoist and uses reducing motor, it is characterized in that: comprise motor part, deceleration part and brake portion; Described motor part is connected through terminal pad with deceleration part, and the motor shaft of described motor part is connected through coupler with the input shaft of deceleration part; The output shaft of described deceleration part is connected with the reel of overhead and gantry cranes; Described brake portion is installed in the motor electric machine casing partly and is located on the motor shaft.
After adopting above structure, the overhead and gantry cranes of the utility model hoists with reducing motor compared with prior art, has the following advantages:
1, because hoisting, the overhead and gantry cranes of the utility model comprises motor part, deceleration part and brake portion with reducing motor; Make motor, reductor and brake integrated; Can reduce to take up room, can reduce the volume of dolly unitized frame, alleviate the dolly deadweight; On equal tonnage, can alleviate the bearing capacity of beam like this, reduce the manufacturing cost of whole hoisting crane simultaneously.
2, because described motor part is connected through terminal pad with deceleration part, and the motor shaft of described motor part is connected through coupler with the input shaft of deceleration part, part is less; Not only can reduce volume; Install also simplyr, keep in repair also more conveniently, simultaneously cost is also lower.
As a kind of improvement of the utility model, the end of described reel is provided with drum coupling; The end near reel of the output shaft of described deceleration part is provided with spline, and the inboard that the output shaft of this deceleration part is positioned at described spline is provided with the shaft shoulder; Described drum coupling is provided with the axle sleeve of the output shaft that is used for ccontaining deceleration part, and described axle sleeve is a shaft shoulder cover near the end of deceleration part, and the inside part that described axle sleeve is positioned at shaft shoulder cover is a spline housing; The output sleeve of described deceleration part is combined in the described axle sleeve and described spline housing is combined in the spline housing and the described shaft shoulder is linked in the shaft shoulder cover.After adopting this kind structure, through shaft shoulder location, a spline transmission outputting torsion does not receive moment of flexure like this between the output shaft of deceleration part and the drum coupling, and the shaft shoulder of the output shaft of deceleration part bears moment of torsion and moment of flexure.
Another kind as the utility model improves, and the output shaft of described deceleration part is fixed through bearing I and bearing II; Described bearing I is a self-aligning roller bearing, and this bearing I is installed on the side of deceleration part near reel; Described bearing II is a tapered roller bearing, and this bearing II is installed on the side of deceleration part away from reel; The output shaft of described deceleration part is a tight fit in the inner ring of bearing II away from an end of reel, and the middle part of the output shaft of described deceleration part tightly is linked in the inner ring of bearing I.After adopting this kind structure, can give full play to the load-carrying capacity of bearing I and bearing II.
As a kind of improvement of also having of the utility model, described deceleration part comprises deceleration box, gear box cover, one-level gear, secondary gear and tertiary gear; Described deceleration box and gear box cover fix, and described one-level gear, secondary gear and tertiary gear are installed in the described deceleration box; Described one-level gear is connected with the input shaft of deceleration part, and described tertiary gear is connected with the output shaft of deceleration part.After adopting this kind structure, slow down through one-level gear, secondary gear and tertiary gear.
As a kind of improvement of also having of the utility model; Described one-level gear comprises one-level miniature gears and one-level big gear wheel; Described one-level miniature gears is installed on the input shaft of deceleration part; Described one-level big gear wheel is installed on the gear wheel shaft I that is rotatably connected in the deceleration box, described one-level miniature gears and the engagement of one-level big gear wheel; Described secondary gear comprises secondary miniature gears and secondary big gear wheel; Described secondary miniature gears is installed on the gear wheel shaft I; Described secondary big gear wheel is installed on the gear wheel shaft II that is rotatably connected in the drop-gear box, described secondary miniature gears and the engagement of secondary big gear wheel; Described tertiary gear comprises three grades of miniature gearss and three grades of big gear wheels, and described three grades of miniature gearss are installed on the gear wheel shaft II, and described three grades of big gear wheels are installed on the output shaft that is rotatably connected on deceleration part, described three grades of miniature gearss and three grades of big gear wheel engagements.Pass through the flat key interference fit between described one-level big gear wheel and secondary miniature gears and the gear wheel shaft I; Between described secondary big gear wheel and three grades of miniature gearss and the gear wheel shaft II through the flat key interference fit.After adopting this kind structure, can guarantee one-level big gear wheel and secondary miniature gears right alignment, secondary big gear wheel and three grades of miniature gears right alignmenies can also be born great moment of torsion.
Description of drawings
Fig. 1 is that the overhead and gantry cranes of the utility model hoists with the structural representation of reducing motor.
Fig. 2 is the structure for amplifying scheme drawing of A part among Fig. 1.
Fig. 3 is that the overhead and gantry cranes of the utility model hoists with the structural representation of the deceleration part of reducing motor.
Shown in the figure: 1, motor part, 1.1, electric machine casing, 1.2, motor shaft, 2, deceleration part, 2.1, the deceleration part output shaft, 2.1.1, spline; 2.1.2, the shaft shoulder, 2.2, the deceleration part input shaft, 2.3, the bearing I, 2.4, the bearing II, 2.5, deceleration box, 2.6, gear box cover; 2.7, the one-level miniature gears, 2.8, the one-level big gear wheel, 2.9, the secondary miniature gears, 2.10, the secondary big gear wheel, 2.11, three grades of miniature gearss; 2.12, three grades of big gear wheels, 2.13, the gear wheel shaft I, 2.14, the gear wheel shaft II, 3, brake portion, 4, terminal pad; 5, coupler, 6, reel, 7, drum coupling, 7.1, spline housing, 7.2, shaft shoulder cover.
The specific embodiment
Below in conjunction with accompanying drawing and specific embodiment the utility model is described further.
See also shown in Figure 1ly, the overhead and gantry cranes of the utility model hoists and comprises motor part 1, deceleration part 2 and brake portion 3 with reducing motor.Described motor part 1 is connected through terminal pad 4 with deceleration part 2, and the motor shaft 1.2 of described motor part 1 is connected through coupler 5 with the input shaft 2.2 of deceleration part.Described coupler 5 is positioned at described terminal pad 4.The output shaft 2.1 of described deceleration part is connected with the reel 6 of overhead and gantry cranes.Described brake portion 3 is installed in the electric machine casing 1.1 of motor part 1 and is located on the motor shaft 1.2.
Please consult shown in Figure 2ly in the lump, the end of described reel 6 is provided with drum coupling 7.The end near reel 6 of the output shaft 2.1 of described deceleration part is provided with spline 2.1.1, and the inboard that the output shaft 2.1 of this deceleration part is positioned at described spline 2.1.1 is provided with shaft shoulder 2.1.2.Described drum coupling 7 is provided with the axle sleeve of the output shaft that is used for ccontaining deceleration part, and described axle sleeve is a shaft shoulder cover 7.2 near the end of deceleration part 2, and the inside part that described axle sleeve is positioned at shaft shoulder cover 7.2 is a spline housing 7.1; The output shaft 2.1 of described deceleration part is linked in the described axle sleeve and described spline 2.1.1 is linked in the spline housing 7.1 and described shaft shoulder 2.1.2 is linked in the shaft shoulder cover 7.2.The output shaft 2.1 of described deceleration part is fixing with bearing II 2.4 through bearing I 2.3; Described bearing I 2.3 is a self-aligning roller bearing, and this bearing I 2.3 is installed on the side of deceleration part 2 near reel 6; Described bearing II 2.4 is a tapered roller bearing, and this bearing II 2.4 is installed on the side of deceleration part 2 away from reel 6; The output shaft 2.1 of described deceleration part is a tight fit in the inner ring of bearing II 2.4 away from an end of reel 6, and the middle part of the output shaft 2.1 of described deceleration part tightly is linked in the inner ring of bearing I 2.3.
Please consult shown in Figure 3ly in the lump, described deceleration part 2 comprises deceleration box 2.5, gear box cover 2.6, one-level gear, secondary gear and tertiary gear.Described deceleration box 2.5 fixes with gear box cover 2.6, and described one-level gear, secondary gear and tertiary gear are installed in the described deceleration box 2.5.Described one-level gear is connected with the input shaft 2.2 of deceleration part, and described tertiary gear is connected with the output shaft 2.1 of deceleration part.Described one-level gear comprises one-level miniature gears 2.7 and one-level big gear wheel 2.8; Described one-level miniature gears 2.7 is installed on the input shaft 2.2 of deceleration part; Described one-level big gear wheel 2.8 is installed on the gear wheel shaft I 2.13 that is rotatably connected in the deceleration box 2.5, described one-level miniature gears 2.7 and 2.8 engagements of one-level big gear wheel.The two ends of described gear wheel shaft I 2.13 are through two bearing fixing, and two bearings are separately fixed on the both sides of gear housing, receive the bearing effect, and gear wheel shaft I 2.13 is rotatable.Described secondary gear comprises secondary miniature gears 2.9 and secondary big gear wheel 2.10; Described secondary miniature gears 2.9 is installed on the gear wheel shaft I 2.13; Described secondary big gear wheel 2.10 is installed on the gear wheel shaft II 2.14 that is rotatably connected in the deceleration box 2.5, described secondary miniature gears 2.9 and 2.10 engagements of secondary big gear wheel.The two ends of described gear wheel shaft II 2.14 are through two bearing fixing, and two bearings are separately fixed on the both sides of gear housing 2.5, receive the bearing effect, and gear wheel shaft II 2.14 is rotatable.Described tertiary gear comprises three grades of miniature gearss 2.11 and three grades of big gear wheels 2.12; Described three grades of miniature gearss 2.11 are installed on the gear wheel shaft II 2.14; Described three grades of big gear wheels 2.12 are installed on the output shaft 2.1 that is rotatably connected on deceleration part, described three grades of miniature gearss 2.11 and three grades of big gear wheel 2.12 engagements.
Claims (6)
1. an overhead and gantry cranes hoists and uses reducing motor, it is characterized in that: comprise motor part (1), deceleration part (2) and brake portion (3); Described motor part (1) is connected through terminal pad (4) with deceleration part (2), and the motor shaft (1.2) of described motor part (1) is connected through coupler (5) with the input shaft (2.2) of deceleration part; The output shaft of described deceleration part (2.1) is connected with the reel (6) of overhead and gantry cranes; Described brake portion (3) is installed in the electric machine casing (1.1) of motor part (1) and is located on the motor shaft (1.2).
2. overhead and gantry cranes according to claim 1 hoists and uses reducing motor, it is characterized in that: the end of described reel (6) is provided with drum coupling (7); The end near reel (6) of the output shaft of described deceleration part (2.1) is provided with spline (2.1.1), and the inboard that the output shaft of this deceleration part (2.1) is positioned at described spline (2.1.1) is provided with the shaft shoulder (2.1.2); Described drum coupling (7) is provided with the axle sleeve of the output shaft that is used for ccontaining deceleration part, and described axle sleeve is shaft shoulder cover (7.2) near the end of deceleration part (2), and the inside part that described axle sleeve is positioned at shaft shoulder cover (7.2) is spline housing (7.1); The output shaft of described deceleration part (2.1) is linked in the described axle sleeve and described spline (2.1.1) is linked in the spline housing (7.1) and the described shaft shoulder (2.1.2) is linked in the shaft shoulder cover (7.2).
3. overhead and gantry cranes according to claim 1 and 2 hoists and uses reducing motor, it is characterized in that: the output shaft of described deceleration part (2.1) is fixing through bearing I (2.3) and bearing II (2.4); Described bearing I (2.3) is a self-aligning roller bearing, and this bearing I (2.3) is installed on the side of deceleration part (2) near reel (6); Described bearing II (2.4) is a tapered roller bearing, and this bearing II (2.4) is installed on the side of deceleration part (2) away from reel (6); The output shaft of described deceleration part (2.1) is a tight fit in the inner ring of bearing II (2.4) away from an end of reel (6), and the middle part of the output shaft of described deceleration part (2.1) tightly is linked in the inner ring of bearing I (2.3).
4. overhead and gantry cranes according to claim 3 hoists and uses reducing motor, it is characterized in that: described deceleration part (2) comprises deceleration box (2.5), gear box cover (2.6), one-level gear, secondary gear and tertiary gear; Described deceleration box (2.5) and gear box cover (2.6) fix, and described one-level gear, secondary gear and tertiary gear are installed in the described deceleration box (2.5); Described one-level gear is connected with the input shaft (2.2) of deceleration part, and described tertiary gear is connected with the output shaft (2.1) of deceleration part.
5. overhead and gantry cranes according to claim 4 hoists and uses reducing motor; It is characterized in that: described one-level gear comprises one-level miniature gears (2.7) and one-level big gear wheel (2.8); Described one-level miniature gears is installed on the input shaft (2.2) of deceleration part; Described one-level big gear wheel (2.8) is installed on the gear wheel shaft I (2.13) that is rotatably connected in the deceleration box (2.5), described one-level miniature gears (2.7) and one-level big gear wheel (2.8) engagement; Described secondary gear comprises secondary miniature gears (2.9) and secondary big gear wheel (2.10); Described secondary miniature gears (2.10) is installed on the gear wheel shaft I (2.13); Described secondary big gear wheel (2.10) is installed on the gear wheel shaft II (2.14) that is rotatably connected in the deceleration box (2.5), described secondary miniature gears (2.9) and secondary big gear wheel (2.10) engagement; Described tertiary gear comprises three grades of miniature gearss (2.11) and three grades of big gear wheels (2.12); Described three grades of miniature gearss (2.11) are installed on the gear wheel shaft II (2.14); Described three grades of big gear wheels (2.11) are installed on the output shaft (2.1) that is rotatably connected on deceleration part, described three grades of miniature gearss (2.11) and three grades of big gear wheels (2.12) engagement.
6. overhead and gantry cranes according to claim 5 hoists and uses reducing motor, it is characterized in that: pass through the flat key interference fit between described one-level big gear wheel (2.8) and secondary miniature gears (2.9) and the gear wheel shaft I (2.13); Pass through the flat key interference fit between described secondary big gear wheel (2.10) and three grades of miniature gearss (2.11) and the gear wheel shaft II (2.14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205507758U CN202481977U (en) | 2011-12-26 | 2011-12-26 | Speed-reducing motor for hoisting overhead and gantry crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205507758U CN202481977U (en) | 2011-12-26 | 2011-12-26 | Speed-reducing motor for hoisting overhead and gantry crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202481977U true CN202481977U (en) | 2012-10-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205507758U Expired - Fee Related CN202481977U (en) | 2011-12-26 | 2011-12-26 | Speed-reducing motor for hoisting overhead and gantry crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202481977U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106006377A (en) * | 2016-05-25 | 2016-10-12 | 中船第九设计研究院工程有限公司 | Driving device for crane lifting mechanism |
| CN108341221A (en) * | 2018-04-18 | 2018-07-31 | 上海布拓传动系统设备有限公司 | 700KW hydraulic tightener for motorcycle engine chain |
-
2011
- 2011-12-26 CN CN2011205507758U patent/CN202481977U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106006377A (en) * | 2016-05-25 | 2016-10-12 | 中船第九设计研究院工程有限公司 | Driving device for crane lifting mechanism |
| CN106006377B (en) * | 2016-05-25 | 2017-10-27 | 中船第九设计研究院工程有限公司 | A kind of drive device of crane hoisting mechanism |
| CN108341221A (en) * | 2018-04-18 | 2018-07-31 | 上海布拓传动系统设备有限公司 | 700KW hydraulic tightener for motorcycle engine chain |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121010 Termination date: 20141226 |
|
| EXPY | Termination of patent right or utility model |