CN217633728U - Supporting platform rotation driving and transmission integrated device and engineering vehicle - Google Patents
Supporting platform rotation driving and transmission integrated device and engineering vehicle Download PDFInfo
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- CN217633728U CN217633728U CN202221921209.8U CN202221921209U CN217633728U CN 217633728 U CN217633728 U CN 217633728U CN 202221921209 U CN202221921209 U CN 202221921209U CN 217633728 U CN217633728 U CN 217633728U
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Abstract
The utility model provides a supporting platform rotary driving transmission integrated device and engineering vehicle relates to engineering vehicle technical field. The utility model discloses a supporting platform rotation drive transmission integrated device can realize the integrated arrangement of drive part and transmission part, and the arrangement of each part is compact, realizes the miniaturized design of device; the device is assembled on an automobile chassis of an engineering vehicle, and only the upper end (gear) of the transmission shaft is matched with the gear ring on the slewing bearing, and the upper end (mounting plate) of the assembly seat is assembled on the automobile chassis of the engineering vehicle, so that the assembly difficulty is low, and the assembly efficiency is high; can be to pouring into lubricating oil in the casing through the oil filler point, air in the casing is discharged from the exhaust hole, and oil drain hole discharge can be followed to lubricating oil, through the cooperation of worm wheel and worm, realizes lubricating oil to the lubrication of worm wheel and worm, prolongs the life of worm wheel and worm.
Description
Technical Field
The utility model belongs to the technical field of the engineering vehicle technique and specifically relates to a supporting platform rotary drive transmission integrated device and engineering vehicle are related to.
Background
With the continuous development of the technology, various types of engineering vehicles are widely applied to engineering construction, and the operation efficiency and the operation quality of the engineering construction can be greatly improved. The common overhead working truck in the current engineering vehicle can be applied to overhead working, and workers, equipment, materials and the like are conveyed to an overhead position by the overhead working truck for operation and construction. The aerial work platform is connected with the lower end of the arm support, the working platform is arranged at the tail end of a final-stage arm of the arm support, the working platform is transferred to an aerial work area to be worked after the arm support is extended and lifted, and the working platform is reset after the arm support is retracted and lowered. The slewing bearing is provided with a gear ring, and the gear ring is driven to rotate by a gear, a speed reducer, a hydraulic motor and the like which are in transmission connection with the gear ring, so that the supporting platform is driven to rotate. At present, the arrangement structure of a speed reducer and a hydraulic motor matched with a gear ring is complex, the assembly and the adjustment are difficult, and the assembly efficiency of the whole machine is reduced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a supporting platform rotation drive transmission body and engineering vehicle to realize arranging that integrates of drive division and drive division, reduce the assembly degree of difficulty, improve assembly efficiency.
In order to achieve the above object, the present invention adopts the following technical solutions:
a rotary driving and transmission integrated device for a supporting platform comprises an assembly seat, a bearing, a transmission shaft, a shell, a worm wheel, a worm and a driving motor;
the assembly seat is provided with an assembly cavity which penetrates through the upper end and the lower end of the assembly seat;
the outer ring of the bearing is assembled on the inner wall of the assembly cavity, the inner ring of the bearing is assembled with the transmission shaft, and the lower end of the transmission shaft is exposed out of the lower end of the assembly cavity;
the lower end of the assembling seat is provided with the shell;
a worm wheel cavity and a worm cavity are formed in the shell, and the worm wheel cavity is communicated with the worm cavity;
the lower end of the transmission shaft extends into a worm wheel cavity, the worm wheel is positioned in the worm wheel cavity, and the worm wheel is assembled at the lower end of the transmission shaft;
the worm is positioned in the worm cavity and matched with the worm wheel;
the shell is assembled with the driving motor at the outer end of the worm cavity, and a driving shaft of the driving motor is connected with the worm.
Preferably, the shell is provided with an oil filling hole, an oil discharge hole and an exhaust hole.
Preferably, the oil filling hole is located at the upper end of the housing, the oil discharge hole is located at the lower end of the housing, and the exhaust hole is located at the upper end of the housing.
Preferably, the lower end of the assembly seat is provided with an annular step at the edge of the assembly cavity, and a sealing sleeve is arranged between the annular step and the transmission shaft.
Preferably, the upper end of the transmission shaft is fitted with a gear.
Preferably, the upper end of the mounting seat is provided with a mounting plate.
Preferably, the drive motor is provided as a hydraulic motor.
Preferably, the housing is provided with a first flange at the outer end of the worm cavity, one end of the driving motor is provided with a second flange, and the first flange is assembled and connected with the second flange through a bolt.
An engineering vehicle comprises the supporting platform rotation driving and transmission integrated device.
Preferably, the engineering vehicle is an overhead working truck.
The utility model has the beneficial technical effects that:
the utility model discloses a supporting platform rotation driving transmission integrated device, which can realize the integrated arrangement of a driving part and a transmission part, the arrangement of each part is compact, and the miniaturization design of the device is realized; the device is assembled on an automobile chassis of an engineering vehicle, and only the upper end (gear) of the transmission shaft is matched with the gear ring on the slewing bearing, and the upper end (mounting plate) of the assembly seat is assembled on the automobile chassis of the engineering vehicle, so that the assembly difficulty is low, and the assembly efficiency is high; can be to pouring into lubricating oil in the casing through the oil filler point, air in the casing is discharged from the exhaust hole, and oil drain hole discharge can be followed to lubricating oil, through the cooperation of worm wheel and worm, realizes lubricating oil to the lubrication of worm wheel and worm, prolongs the life of worm wheel and worm.
Drawings
Fig. 1 is a perspective view of a rotary driving and transmission integrated device of a supporting platform according to an embodiment of the present invention;
fig. 2 is a front view of the integrated device for driving and transmitting the rotation of the supporting platform according to the embodiment of the present invention;
fig. 3 is a left side view of the integrated device for driving and transmitting rotation of the supporting platform according to the embodiment of the present invention;
fig. 4 is a top view of the integrated device for driving and transmitting rotation of the supporting platform according to the embodiment of the present invention;
fig. 5 is a perspective view of a partial structure of the integrated device for driving and transmitting the rotation of the supporting platform according to the embodiment of the present invention;
fig. 6 is a left side view of a partial structure of the integrated device for driving and transmitting the rotation of the supporting platform according to the embodiment of the present invention;
FIG. 7 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 6;
fig. 8 is a top view of a partial structure of the integrated device for driving and transmitting rotation of the supporting platform according to the embodiment of the present invention;
FIG. 9 is a sectional view taken along line B-B of FIG. 8;
fig. 10 is a rear view of the partial structure of the integrated device for driving and transmitting the rotation of the supporting platform according to the embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the accompanying drawings. Certain embodiments of the present invention will now be described more fully hereinafter with reference to the accompanying drawings, in which some, but not all embodiments of the invention are shown. Indeed, various embodiments of the invention may be embodied in many different forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that this disclosure will satisfy applicable legal requirements.
In the description of the present invention, it should be noted that the terms "inside", "outside", "upper", "lower", "front", "rear", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description of the present invention and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In an embodiment of the present invention, a supporting platform rotation driving and transmission integrated device and an engineering vehicle are provided, please refer to fig. 1 to 10.
A rotary driving and transmission integrated device for a supporting platform comprises an assembly base 1, a bearing 2, a transmission shaft 3, a shell 4, a worm wheel 51, a worm 52 and a driving motor 6.
The assembly base 1 is provided with an assembly cavity 11, and the assembly cavity 11 penetrates through the upper end and the lower end of the assembly base 1.
The bearing 2 is a tapered roller bearing, two tapered roller bearings are arranged in the assembly cavity 11 along the upper direction and the lower direction, and the two tapered roller bearings are arranged in a mirror image mode. The outer ring of the bearing 2 is assembled on the inner wall of the assembly cavity 11, the inner ring of the bearing 2 is assembled with the transmission shaft 3, and the lower end of the transmission shaft 3 is exposed out of the lower end of the assembly cavity 11. The bearing 2 supports the transmission shaft 3, so that the transmission shaft 3 rotates.
The upper end of the assembly base 1 is provided with a mounting plate 9, the gear 8 is positioned above the mounting plate 9, and the mounting plate 9 is assembled on an automobile chassis of the engineering vehicle through a bolt 7.
The lower end of the assembly base 1 is provided with a shell 4. Wherein, the upper end opening of casing 4, the lower extreme of casing 4's upper end sealing connection assembly seat 1, as an organic whole through the bolt 7 assembly between casing 4 and the assembly seat 1. The upper end of the shell 4 is hermetically connected with the lower end of the assembly seat 1, so that the shell 4 and the assembly seat 1 are wrapped to form a closed space, and the lubricating oil in the shell 4 is prevented from leaking.
The lower end of the assembly seat 1 is provided with an annular step at the edge of the assembly cavity 11, and a sealing sleeve 12 is arranged between the annular step and the transmission shaft 3. The dynamic sealing between the assembly chamber 11 and the transmission shaft 3 is achieved by a sealing sleeve 12.
A worm wheel cavity 41 and a worm cavity 42 are formed in the shell 4, and the worm wheel cavity 41 is communicated with the worm cavity 42. Specifically, the worm wheel cavity 41 and the worm cavity 42 are communicated at the matching position of the worm wheel 51 and the worm 52. The lower end of transmission shaft 3 extends into worm wheel cavity 41, worm wheel 51 is located in worm wheel cavity 41, and worm wheel 51 is assembled to the lower end of transmission shaft 3. The worm 52 is located in the worm cavity 42, the outer end of the worm 52 fits into the worm cavity 42 via the bearing 2, and the inner end of the worm 52 fits into the worm wheel 51. The upper end of the drive shaft 3 is fitted with a gear wheel 8 to engage a toothed rim on the slewing bearing via the gear wheel 8.
The housing 4 is provided with a driving motor 6 at the outer end of the worm cavity 42, and a driving shaft of the driving motor 6 is connected with the worm 52 through a coupler. Among them, the drive motor 6 of the present embodiment is provided as a hydraulic motor. The housing 4 is provided with a first flange 421 at the outer end of the worm cavity 42, one end of the driving motor 6 is provided with a second flange 61, and the first flange 421 is assembled and connected with the second flange 61 through a bolt 7.
The housing 4 is provided with an oil filler hole 431, an oil drain hole 432 and an air outlet hole 433. Specifically, the oil filler hole 431 is located at the upper end of the housing 4, the oil drain hole 432 is located at the lower end of the housing 4, and the gas discharge hole 433 is located at the upper end of the housing 4. Lubricating oil can be injected into the case 4 through the oil injection hole 431, air in the case 4 is discharged through the air discharge hole 433, and lubricating oil can be discharged through the oil discharge hole 432.
The operation process of the above-mentioned integrated device for driving and transmitting the rotation of the supporting platform of this embodiment is as follows: the driving shaft of the driving motor 6 rotates to drive the worm 52 to rotate, the worm 52 rotates to drive the worm wheel 51 to rotate, the worm wheel 51 drives the transmission shaft 3 to rotate, and the gear 8 is driven to rotate. Lubricating oil is applied to one position (oil filling hole 431) of the housing 4, and the worm wheel 51 and the worm 52 can be lubricated by the lubricating oil through the matching of the worm wheel 51 and the worm 52.
An engineering vehicle is specifically an aerial work vehicle, and the supporting platform rotation driving and transmission integrated device is assembled on an automobile chassis of the engineering vehicle.
Up to this point, the present embodiment has been described in detail with reference to the accompanying drawings. From the above description, those skilled in the art should clearly understand that the present invention relates to a supporting platform rotation driving and transmission integrated device. The utility model discloses a supporting platform rotation drive transmission integrated device can realize the integrated arrangement of drive part and transmission part, the arrangement of each part is compact, realizes the miniaturized design of device; the device is assembled on an automobile chassis of an engineering vehicle (an overhead working truck), only the upper end (the gear 8) of the transmission shaft 3 is matched with the gear ring on the slewing bearing, and the upper end (the mounting plate 9) of the assembling seat 1 is assembled on the automobile chassis of the engineering vehicle, so that the assembling difficulty is low, and the assembling efficiency is high; lubricating oil can be injected into the shell 4 through the oil injection hole 431, air in the shell 4 is discharged from the air exhaust hole 433, the lubricating oil can be discharged from the oil discharge hole 432, the worm wheel 51 and the worm 52 are lubricated by the lubricating oil through the matching of the worm wheel 51 and the worm 52, and the service lives of the worm wheel 51 and the worm 52 are prolonged.
The above-mentioned embodiments further describe the objects, technical solutions and advantages of the present invention in detail, it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a supporting platform rotary drive transmission integrated device which characterized in that: the assembly device comprises an assembly seat, a bearing, a transmission shaft, a shell, a worm wheel, a worm and a driving motor;
the assembly seat is provided with an assembly cavity which penetrates through the upper end and the lower end of the assembly seat;
the outer ring of the bearing is assembled on the inner wall of the assembly cavity, the inner ring of the bearing is assembled with the transmission shaft, and the lower end of the transmission shaft is exposed out of the lower end of the assembly cavity;
the lower end of the assembling seat is provided with the shell;
a worm wheel cavity and a worm cavity are formed in the shell, and the worm wheel cavity is communicated with the worm cavity;
the lower end of the transmission shaft extends into a worm wheel cavity, the worm wheel is positioned in the worm wheel cavity, and the worm wheel is assembled at the lower end of the transmission shaft;
the worm is positioned in the worm cavity and matched with the worm wheel;
the shell is provided with the driving motor at the outer end of the worm cavity, and a driving shaft of the driving motor is connected with the worm.
2. A support platform rotation drive transmission integration device according to claim 1, wherein: the shell is provided with an oil filling hole, an oil discharge hole and an exhaust hole.
3. A support platform rotation drive transmission integration device according to claim 2, wherein: the oil filler point is located the upper end of casing, the oil drain hole is located the lower extreme of casing, the exhaust hole is located the upper end of casing.
4. A support platform rotation drive transmission integration device according to claim 1, wherein: the lower end of the assembly seat is provided with an annular step at the edge of the assembly cavity, and a sealing sleeve is arranged between the annular step and the transmission shaft.
5. A support platform rotation drive transmission integration device according to claim 1, wherein: the upper end of the transmission shaft is provided with a gear.
6. A support platform rotation drive transmission integration device according to claim 1, wherein: the upper end of the assembling seat is provided with an installing plate.
7. A support platform rotation drive transmission integration device according to claim 1, wherein: the drive motor is provided as a hydraulic motor.
8. A support platform rotation drive transmission integration device according to claim 1, wherein: the shell is provided with a first flange plate at the outer end of the worm cavity, a second flange plate is arranged at one end of the driving motor, and the first flange plate is connected with the second flange plate through bolts in an assembling mode.
9. A work vehicle, characterized in that: a rotary drive transmission integration device comprising the support platform of any one of claims 1 to 8.
10. A work vehicle according to claim 9, characterized in that: the engineering vehicle is an overhead working truck.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221921209.8U CN217633728U (en) | 2022-07-25 | 2022-07-25 | Supporting platform rotation driving and transmission integrated device and engineering vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221921209.8U CN217633728U (en) | 2022-07-25 | 2022-07-25 | Supporting platform rotation driving and transmission integrated device and engineering vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217633728U true CN217633728U (en) | 2022-10-21 |
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ID=83637428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221921209.8U Active CN217633728U (en) | 2022-07-25 | 2022-07-25 | Supporting platform rotation driving and transmission integrated device and engineering vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217633728U (en) |
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2022
- 2022-07-25 CN CN202221921209.8U patent/CN217633728U/en active Active
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