CN215402784U - Electric hoist with semi-built-in noise reduction motor and speed reducer - Google Patents
Electric hoist with semi-built-in noise reduction motor and speed reducer Download PDFInfo
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- CN215402784U CN215402784U CN202121914595.3U CN202121914595U CN215402784U CN 215402784 U CN215402784 U CN 215402784U CN 202121914595 U CN202121914595 U CN 202121914595U CN 215402784 U CN215402784 U CN 215402784U
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- reducer
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Abstract
The utility model discloses a semi-built-in noise reduction electric hoist of a motor and a speed reducer, which comprises a winding drum, the motor, a planetary speed reducer and a mounting plate, wherein the top of the mounting plate is provided with a trolley mechanism, two ends of the winding drum are respectively and rotatably connected to the mounting plate through supporting bearings, the motor and the planetary speed reducer are respectively arranged at two ends of the winding drum, the output end of the motor is arranged in the winding drum, and the other end of the motor is fixedly connected to the outer side of the mounting plate; the input end and the output end of the planetary speed reducer are arranged in the winding drum, the other end of the planetary speed reducer is fixedly connected to the outer side of the mounting plate, the output end of the motor is in transmission connection with the input end of the planetary speed reducer, and the output end of the planetary speed reducer is in transmission connection with the winding drum; a steel wire rope is wound on the winding drum, and a lifting hook is arranged at the bottom end of the steel wire rope; the utility model is used for solving the problem that in the prior art, the motor and the speed reducer on the electric hoist need to bear the gravity of a lifted heavy object, so that the motor and the speed reducer deform to shorten the service life of the electric hoist.
Description
Technical Field
The utility model relates to the field of hoisting machinery, in particular to a semi-built-in noise reduction electric hoist of a motor and a speed reducer.
Background
The electric hoist is a special hoisting device, is arranged on a crown block and a gantry crane, has the characteristics of small volume, light dead weight, simple operation, convenient use and the like, and is widely applied to places such as industrial and mining enterprises, warehouses, wharfs and the like. The electric hoist mainly has two kinds of wire rope electric hoist and endless chain electric hoist, and wherein wire rope electric hoist's range of application is more extensive, and current wire rope electric hoist mainly has following not enough: the overall dimension of the motor, the speed reducer and the winding drum after arrangement is large, and the structure is not compact enough; and when the electric hoist continuously lifts the heavy object, the motor and the speed reducer at the two ends of the winding drum can deform and incline the rotating shaft under the action of the gravity of the heavy object for a long time, so that the motor and the speed reducer can not rotate coaxially any more, and the normal operation of the electric hoist is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a semi-built-in noise reduction electric hoist with a motor and a speed reducer, which is used for solving the problem that in the prior art, the motor and the speed reducer on the electric hoist need to bear the gravity of a lifted heavy object, so that the motor and the speed reducer can deform to shorten the service life of the electric hoist.
In order to achieve the purpose, the utility model adopts the following technical scheme: a semi-built-in noise reduction electric hoist for a motor and a speed reducer comprises a winding drum, the motor, a planetary speed reducer and two mounting plates which are oppositely arranged, wherein a trolley mechanism is arranged at the top of each mounting plate, two ends of the winding drum are respectively and rotatably connected to the mounting plates on two sides through supporting bearings, the motor and the planetary speed reducer are respectively arranged at two ends of the winding drum, the output end of the motor is arranged in the winding drum, and the other end of the motor is fixedly connected to the outer sides of the mounting plates; the input end and the output end of the planetary speed reducer are positioned on the same side, the input end and the output end of the planetary speed reducer are arranged in the winding drum, the other end of the planetary speed reducer is fixedly connected to the outer side of the mounting plate, the output end of the motor is in transmission connection with the input end of the planetary speed reducer, and the output end of the planetary speed reducer is in transmission connection with the winding drum; the winding drum is provided with a rope guide and a steel wire rope, and the bottom end of the steel wire rope is provided with a lifting hook.
Optionally, the trolley mechanism comprises a travelling mechanism, the bottoms at the two ends of the travelling mechanism are provided with fixing plates, and the fixing plates are detachably and fixedly connected to the mounting plate.
Optionally, two fixed plates at each end of the traveling mechanism are arranged at intervals, the distance between the two fixed plates is the thickness of the mounting plate, positioning holes matched with each other are formed in the fixed plates and the mounting plate, and locking bolts are arranged in the positioning holes.
Optionally, a fixed pulley is arranged on the trolley mechanism on the rear side of the winding drum, movable pulleys are respectively arranged on two sides of the lifting hook, one end of a steel wire rope is fixedly connected to the left end of the winding drum, the other end of the steel wire rope sequentially bypasses the left half part of the winding drum, the movable pulley on the left side of the lifting hook, the fixed pulley, the movable pulley on the right side of the lifting hook and the right half part of the winding drum, and is finally fixedly connected to the right end of the winding drum, and the rope winding modes of the steel wire rope on the left half part and the right half part of the winding drum are symmetrical.
The semi-built-in noise reduction electric hoist with the motor and the speed reducer has the following advantages:
(1) when the heavy object is lifted, the gravity of the heavy object is borne by the supporting bearings at the two ends of the winding drum, the motor and the planetary speed reducer only play a role in driving the winding drum to rotate, the gravity is not borne any more, the rotating shafts of the motor and the planetary speed reducer cannot deform, the horizontal state can be kept, the normal operation of the electric hoist is ensured, and the service life of the electric hoist is prolonged.
(2) Dolly mechanism can dismantle fixed connection on the mounting panel, makes things convenient for the installation and the dismantlement of equipment, and the position of locating hole is fixed on the mounting panel moreover, and with the specification phase-match of standard I-steel, dolly mechanism installs just can put into production on the mounting panel, need not to carry out extra adjustment.
(3) The winding mode of the steel wire rope can ensure that the lifting hook is always positioned under the winding drum, and when heavy objects are lifted, the stress in the front-back direction and the left-right direction of the winding drum is balanced, so that the stability during lifting can be improved.
Drawings
Fig. 1 is a schematic front sectional view of the present invention.
Fig. 2 is a left side view of the present invention.
Detailed Description
The present invention will be further explained with reference to the drawings, wherein the direction of the motor 2 in fig. 1 is the right side, and the direction of the planetary reducer 3 is the left side in the following description.
As shown in fig. 1-2, a motor 2 and reducer semi-built-in noise reduction electric hoist comprises a winding drum 1, a motor 2, a planetary reducer 3 and two mounting plates 4 which are oppositely arranged left and right, wherein a trolley mechanism 5 is arranged at the top of each mounting plate 4, each trolley mechanism 5 comprises two travelling mechanisms 6 which are oppositely arranged, fixing plates 7 are arranged at the bottoms of two ends of each travelling mechanism 6, the fixing plates 7 at each end of each travelling mechanism 6 are arranged at intervals, the distance between the two fixing plates 7 is the thickness of the mounting plate 4, positioning holes which are matched with each other are formed in the fixing plates 7 and the mounting plates 4, the positions of the positioning holes in the mounting plates 4 are fixed and are matched with the specification of standard i-steel, and the mounting plates 4 are clamped between the two fixing plates 7 at the ends of the travelling mechanisms 6 and are locked and fixed through locking bolts, so that the connection stability is ensured. Dolly mechanism 5 can dismantle fixed connection on mounting panel 4, makes things convenient for the installation and the dismantlement of equipment, and the mounted position is only moreover, and Dolly mechanism 5 just can put into production on installing mounting panel 4, need not to carry out extra adjustment.
The both ends of reel 1 are rotated through support bearing 8 respectively and are connected on the mounting panel 4 of both sides, and motor 2 installs the right-hand member at reel 1, and motor 2's left end is the output and sets up inside reel 1, and motor 2's right-hand member fixed connection is in the outside of right side mounting panel 4. Planetary reducer 3 installs at the left end of reel 1, and planetary reducer 3's input and output are located the right side, and planetary reducer 3's input and output setting are inside reel 1, and planetary reducer 3's left end fixed connection is in the outside of left side mounting panel 4, and motor 2's output is connected with planetary reducer 3's input transmission, and planetary reducer 3's output is connected in reel 1 transmission. When lifting by crane the heavy object, the gravity of heavy object is born by the support bearing 8 at 1 both ends of reel, motor 2 and planetary reducer 3 only play the effect of drive reel 1 pivoted, the pivot of motor 2 and planetary reducer 3 no longer bears gravity, can not take place deformation, can remain the coaxial rotation of horizontality throughout, ensure electric block's normal operating, the life of extension electric block, simultaneously can also reduce the noise of electric block during operation, play the effect of making an uproar, be favorable to the environmental protection.
The hoisting device comprises a winding drum 1, a rope guide and a steel wire rope 10, wherein a lifting hook 9 is installed at the bottom end of the steel wire rope 10, a fixed pulley 11 is arranged on a trolley mechanism 5 on the rear side of the winding drum 1, movable pulleys 12 are respectively arranged on two sides of the lifting hook 9, one end of the steel wire rope 10 is fixedly connected to the left end of the winding drum 1, the other end of the steel wire rope 10 sequentially bypasses the left half part of the winding drum 1, namely the movable pulley 12 on the left side of the lifting hook 9, the fixed pulley 11, the movable pulley 12 on the right side of the lifting hook 9, and the right half part of the winding drum 1, and is finally fixedly connected to the right end of the winding drum 1, the rope winding modes of the steel wire rope 10 on the left half part and the right half part of the winding drum 1 are symmetrical, the lifting hook 9 can be always positioned under the winding drum 1, when heavy objects are lifted, the front-back and-left-right stress of the winding drum 1 is balanced, and the stability during lifting can be improved.
The embodiments described above are only a part of the embodiments of the present invention, and not all of them. All other embodiments that can be obtained by a person skilled in the art based on the embodiments of the present invention without any creative effort belong to the protection scope of the present invention.
Claims (4)
1. The utility model provides a motor and semi-built-in electric block of making an uproar that falls of reduction gear, includes reel, motor, planetary reducer and two relative mounting panels that set up, and the mounting panel top is provided with dolly mechanism, its characterized in that: two ends of the winding drum are respectively and rotatably connected to the mounting plates on two sides through supporting bearings, the motor and the planetary reducer are respectively arranged at two ends of the winding drum, the output end of the motor is arranged in the winding drum, and the other end of the motor is fixedly connected to the outer sides of the mounting plates; the input end and the output end of the planetary speed reducer are positioned on the same side, the input end and the output end of the planetary speed reducer are arranged in the winding drum, the other end of the planetary speed reducer is fixedly connected to the outer side of the mounting plate, the output end of the motor is in transmission connection with the input end of the planetary speed reducer, and the output end of the planetary speed reducer is in transmission connection with the winding drum; the winding drum is provided with a rope guide and a steel wire rope, and the bottom end of the steel wire rope is provided with a lifting hook.
2. The semi-built-in noise reduction electric block of the motor and the reducer as set forth in claim 1, wherein: the trolley mechanism comprises a travelling mechanism, the bottoms at the two ends of the travelling mechanism are respectively provided with a fixed plate, and the fixed plates are detachably and fixedly connected on the mounting plate.
3. The semi-built-in noise reduction electric block of the motor and the reducer as claimed in claim 2, wherein: the fixed plate of every one end of running gear has two and interval setting, and the distance between two fixed plates is the mounting plate thickness, sets up the locating hole that matches each other on fixed plate and the mounting panel, is provided with locking bolt in the locating hole.
4. The semi-built-in noise reduction electric block of the motor and the reducer as set forth in claim 1, wherein: the trolley mechanism at the rear side of the winding drum is provided with a fixed pulley, two sides of the lifting hook are respectively provided with a movable pulley, one end of a steel wire rope is fixedly connected to the left end of the winding drum, the other end of the steel wire rope sequentially bypasses the left half part of the winding drum, the movable pulley on the left side of the lifting hook, the fixed pulley, the movable pulley on the right side of the lifting hook and the right half part of the winding drum, and is finally fixedly connected to the right end of the winding drum, and the rope winding modes of the steel wire rope on the left half part and the right half part of the winding drum are symmetrical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121914595.3U CN215402784U (en) | 2021-08-16 | 2021-08-16 | Electric hoist with semi-built-in noise reduction motor and speed reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121914595.3U CN215402784U (en) | 2021-08-16 | 2021-08-16 | Electric hoist with semi-built-in noise reduction motor and speed reducer |
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| Publication Number | Publication Date |
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| CN215402784U true CN215402784U (en) | 2022-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121914595.3U Active CN215402784U (en) | 2021-08-16 | 2021-08-16 | Electric hoist with semi-built-in noise reduction motor and speed reducer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118239405A (en) * | 2024-05-28 | 2024-06-25 | 汶上义桥煤矿有限责任公司 | Electric hoist device that colliery was opened and was used |
-
2021
- 2021-08-16 CN CN202121914595.3U patent/CN215402784U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118239405A (en) * | 2024-05-28 | 2024-06-25 | 汶上义桥煤矿有限责任公司 | Electric hoist device that colliery was opened and was used |
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