CN210510167U - Heliostat pitching transmission device - Google Patents
Heliostat pitching transmission device Download PDFInfo
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- CN210510167U CN210510167U CN201921079063.5U CN201921079063U CN210510167U CN 210510167 U CN210510167 U CN 210510167U CN 201921079063 U CN201921079063 U CN 201921079063U CN 210510167 U CN210510167 U CN 210510167U
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- transmission mechanism
- heliostat
- fixing frame
- worm
- box
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Abstract
A heliostat pitch drive. The main worm gear of solving present heliostat directly sets up in the box, leads to the box space narrow and small like this, the installation of unfavorable all the other spare parts, and on the other hand installation is also more troublesome problem. The method is characterized in that: the outer wall of the box body is detachably connected with a fixing frame (4), a power source and a second transmission mechanism are arranged in the fixing frame, and the power source conveys power to the first transmission mechanism through the second transmission mechanism. The utility model provides a heliostat every single move transmission, in its power supply and second drive mechanism all located the mounting bracket, saved the installation space in the box, the apolegamy of part has more selection in the messenger box, is convenient for install moreover.
Description
Technical Field
The utility model relates to a high-accuracy transmission equipment field, concretely relates to heliostat every single move transmission.
Background
In the field of solar power generation, because the tiny shaking of a heliostat can cause the great deviation of reflected light, high requirements are provided for the return difference and rigidity of an output shaft of a transmission device, the existing photo-thermal power generation tracking basically adopts a hydraulic transmission mode, the structure is complex, the size is large, additional equipment is more, the failure rate is high, the maintenance is difficult, and the severe field environment provides severe tests for the precision of the transmission device and the service life of a transmission component.
Chinese patent publication No. CN104358839A discloses a biaxial-positioning first transmission mechanism, in which a worm gear is directly disposed in a box, which results in a small space in the box, and is not favorable for mounting other parts, and on the other hand, the mounting is troublesome.
SUMMERY OF THE UTILITY MODEL
In order to overcome the not enough of background art, the utility model provides a heliostat every single move transmission mainly solves its worm gear of present heliostat and directly sets up in the box, and it is narrow and small to lead to the box inner space like this, the installation of unfavorable all the other spare parts, and on the other hand installation is also more troublesome problem.
The utility model adopts the technical proposal that:
the heliostat pitching transmission device comprises a support, wherein a box body driven by a power source to rotate along the axis of the box body is arranged on the support, a first transmission mechanism is arranged in the box body, the outer wall of the box body is detachably connected with a fixing frame, a power source and a second transmission mechanism are arranged in the fixing frame, and the power source conveys power to the first transmission mechanism through the second transmission mechanism.
The power source is a motor, and the second transmission mechanism is a worm gear transmission mechanism.
The first transmission mechanism comprises a middle eccentric shaft, a curve wheel and an inner gear ring, the middle eccentric shaft is connected with the curve wheel through a first bearing, a plurality of pin shafts are arranged between the curve wheel and the inner gear ring, and the curve wheel outputs torque through the pin shafts.
Tapered roller bearings are arranged on two sides of the pin shaft.
The second transmission mechanism comprises a worm wheel and a worm which are meshed with each other, one end of the middle eccentric shaft extends into the fixed frame and is connected with the worm wheel in a linkage mode, and the worm is driven by the motor to rotate.
The motor is connected with a planetary reducer, the planetary reducer comprises an output shaft, and the output shaft is connected with the worm.
The fixing frame is of a tubular structure, a through groove for the middle eccentric shaft to penetrate through is axially formed in the fixing frame, and an end cover for covering the through groove is arranged at the outer end of the fixing frame.
The fixed frame is connected with the box body through screws.
The utility model has the advantages that: the utility model provides a heliostat every single move transmission, in its power supply and second drive mechanism all located the mounting bracket, saved the installation space in the box, the apolegamy of part has more selection in the messenger box, is convenient for install moreover.
Drawings
Fig. 1 is a schematic cross-sectional view of an embodiment of the present invention.
Fig. 2 is a cross-sectional view at AA in fig. 1.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings: as shown in the figure, the heliostat pitching transmission device comprises a support 1, a box body 2 driven by a power source 3 to rotate along the axis of the box body is arranged on the support, a first transmission mechanism is arranged in the box body, the outer wall of the box body is detachably connected with a fixing frame 4, a power source and a second transmission mechanism are arranged in the fixing frame, and the power source conveys power to the first transmission mechanism through the second transmission mechanism.
The second transmission mechanism can be a worm gear transmission mechanism or a speed reduction transmission mechanism and the like, the motor conveys power to the first transmission mechanism through the second transmission mechanism to achieve output, the first transmission mechanism is the prior art, as one of the alternatives, the technology with the publication number of CN104358839A can be adopted, after a power source and the second transmission mechanism are arranged outside, the installation mechanism in the box body can be released, and the shaft measurement at two sides of the pin shaft can be replaced by heavy tapered roller bearings to increase the bearing capacity.
As one of the alternatives, the motor may be directly welded to the fixing frame, or may be mounted to the fixing frame via screws, the fixing frame is provided with a shaft sleeve 81 for connecting the motor and the fixing frame, and the worm has two ends provided with second bearings 82 for positioning and mounting the worm.
In this embodiment, as shown in the figure, the power source is a motor, and the second transmission mechanism is a worm gear transmission mechanism.
In the present embodiment, as shown in the figure, the first transmission mechanism includes an intermediate eccentric shaft 41, a curve wheel 43 and an inner gear ring 44, the intermediate eccentric shaft is connected with the curve wheel 43 through a first bearing 42, a plurality of pin shafts 45 are respectively arranged between the curve wheel and the inner gear ring, and the curve wheel outputs torque through the pin shafts.
In this embodiment, tapered roller bearings 48 are provided on both sides of the pin shaft, as shown. The cylindrical roller is in line contact with the raceway, and the radial load capacity is high. The bearing is suitable for bearing heavy load and impact load and is also suitable for high-speed rotation.
In this embodiment, as shown in the figure, the second transmission mechanism includes a worm wheel 51 and a worm 52 which are engaged with each other, one end of the intermediate eccentric shaft extends into the fixing frame and is linked with the worm wheel, and the worm is driven by the motor to rotate. The worm gear transmission mechanism has self-locking capacity and is safer to use.
In the present embodiment, as shown, the motor is connected to a planetary reducer 40, which includes an output shaft 403 connected to the worm. The planetary reducer is universal equipment, and is not described any more, and the output shaft can be connected with the worm through a coupler.
In this embodiment, as shown in the figure, the fixing frame is a tubular structure, and a through slot 401 for the middle eccentric shaft to penetrate through is axially arranged on the fixing frame, and an end cover 402 covering the through slot is arranged at the outer end of the fixing frame. The end cover can prevent dust from entering and prolong the service life.
In this embodiment, as shown in the figure, the fixing frame is connected with the box body through a screw 9. Through the installation of screw, easy dismounting.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
The embodiments described with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention. The examples should not be construed as limiting the present invention, but any modifications made based on the spirit of the present invention should be within the scope of the present invention.
Claims (8)
1. The utility model provides a heliostat every single move transmission, includes support (1), be equipped with on the support and drive along self axis pivoted box (2) by power supply (3), be equipped with first drive mechanism in the box, its characterized in that: the outer wall of the box body is detachably connected with a fixing frame (4), a power source and a second transmission mechanism are arranged in the fixing frame, and the power source conveys power to the first transmission mechanism through the second transmission mechanism.
2. A heliostat pitch drive according to claim 1, wherein: the power source is a motor, and the second transmission mechanism is a worm gear transmission mechanism.
3. A heliostat pitch drive according to claim 2, wherein: the first transmission mechanism comprises a middle eccentric shaft (41), a curve wheel (43) and an inner gear ring (44), the middle eccentric shaft is connected with the curve wheel (43) through a first bearing (42), a plurality of pin shafts (45) are arranged between the curve wheel and the inner gear ring, and the curve wheel outputs torque through the pin shafts.
4. A heliostat pitch drive according to claim 3, wherein: tapered roller bearings (48) are arranged on two sides of the pin shaft.
5. A heliostat pitch drive according to claim 4, wherein: the second transmission mechanism comprises a worm wheel (51) and a worm (52) which are meshed with each other, one end of the middle eccentric shaft extends into the fixed frame and is connected with the worm wheel in a linkage mode, and the worm is driven by the motor to rotate.
6. A heliostat pitch drive according to claim 5, wherein: the motor is connected with a planetary reducer (40) which comprises an output shaft (403) connected with the worm.
7. A heliostat pitch drive according to claim 6, wherein: the fixing frame is of a tubular structure, a through groove (401) for the middle eccentric shaft to penetrate through is axially arranged on the fixing frame, and an end cover (402) covering the through groove is arranged at the outer end of the fixing frame.
8. A heliostat pitch drive according to claim 7, wherein: the fixed frame is connected with the box body through a screw (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921079063.5U CN210510167U (en) | 2019-07-11 | 2019-07-11 | Heliostat pitching transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921079063.5U CN210510167U (en) | 2019-07-11 | 2019-07-11 | Heliostat pitching transmission device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210510167U true CN210510167U (en) | 2020-05-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921079063.5U Active CN210510167U (en) | 2019-07-11 | 2019-07-11 | Heliostat pitching transmission device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210510167U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110273983A (en) * | 2019-07-11 | 2019-09-24 | 恒丰泰精密机械股份有限公司 | A kind of heliostat elevating gear |
-
2019
- 2019-07-11 CN CN201921079063.5U patent/CN210510167U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110273983A (en) * | 2019-07-11 | 2019-09-24 | 恒丰泰精密机械股份有限公司 | A kind of heliostat elevating gear |
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