CN218848430U

CN218848430U - Tower heliostat driving device

Info

Publication number: CN218848430U
Application number: CN202223143792.7U
Authority: CN
Inventors: 李皓桢; 朱伟; 顾海心
Original assignee: Beijing Thermal Focus Csp Technology Co ltd
Current assignee: Beijing Thermal Focus Csp Technology Co ltd
Priority date: 2022-11-25
Filing date: 2022-11-25
Publication date: 2023-04-11
Anticipated expiration: 2032-11-25

Abstract

The utility model relates to a tower heliostat drive arrangement, the loach carrying platform comprises a mounting rack, a supporting fram, first flexible drive arrangement, rotary part and two flexible drive arrangement of second, rotary part suit is in the upper end of the pylon stand of vertical setting, and can be for the pylon stand at horizontal internal rotation, the support frame is installed in the rotary part upper end, the upper end of pylon stand is equipped with the locating pin axle with the eccentric distribution of the center of rotation of rotary part, two flexible drive arrangement of second activity respectively assemble on the support frame, and along rotary part's circumference interval distribution, two flexible drive arrangement's of second flexible end is connected with the locating pin axle respectively, the articulated assembly of mounting bracket is in the support frame upper end, first flexible drive arrangement activity is assembled on the support frame, its flexible end is connected with the mounting bracket, the heliostat is laid and is assembled on mounting bracket upper portion. The advantages are that: the structure design is reasonable, and high-precision driving and large-torque driving are realized.

Description

Tower heliostat driving device

Technical Field

The utility model relates to a heliostat equipment field, in particular to tower heliostat drive arrangement.

Background

At present, a tower-type heliostat driving device generally comprises a frame, a lens, an up-and-down turning drive and an integral horizontal rotation drive. Generally, the up-and-down turning of the spectacle frame and the lenses adopts a worm gear driving mode, the worm gear is directly connected with the spectacle frame to turn, the bearing capacity of the spectacle frame is larger, the turning angle adjustment of the lenses has higher precision requirement, the driving structure is seriously worn after long-term use, the adjustment precision is seriously influenced by subsequent use, and the manufacturing cost of the driving structure is also higher. In addition, the whole horizontal rotation driving adopts a transmission mode of a motor and a gear, and the gear is gradually worn in the long-term use process, so that the adjustment precision is also influenced.

Based on this, a new driving structure needs to be developed to satisfy the requirements of lens turning and horizontal angle adjustment, and maintain the precision of the driving structure.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a tower heliostat drive arrangement is provided, the effectual defect of overcoming prior art.

The utility model provides an above-mentioned technical problem's technical scheme as follows:

a tower heliostat driving device comprises a mounting frame, a support frame, a first telescopic driving device, a rotating part and two second telescopic driving devices, wherein the rotating part is sleeved at the upper end of a vertically arranged tower stand column and can rotate horizontally inwards relative to the tower stand column, the support frame is installed at the upper end of the rotating part, a positioning pin shaft eccentrically distributed with the rotating center of the rotating part is arranged at the upper end of the tower stand column, the two second telescopic driving devices are respectively and movably assembled on the support frame and are circumferentially distributed at intervals along the rotating part, the telescopic ends of the two second telescopic driving devices are respectively connected with the positioning pin shaft, the mounting frame is hinged and assembled at the upper end of the support frame, the first telescopic driving device is movably assembled on the support frame, the telescopic end of the first telescopic driving device is connected with the mounting frame, the heliostats are paved and assembled on the upper portion of the mounting frame, the first telescopic driving device is used for ordering the mounting frame to drive the heliostats to swing up and down relative to the support frame, and the two second telescopic driving devices to synchronously or independently stretch out and retract so as to order the rotating part of the rotating part to drive the support frame to rotate horizontally relative to the tower stand column.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Furthermore, one side of the lower end of the mounting frame is provided with a first ear seat, and the first ear seat is hinged with the upper end of the support frame through a rotating shaft transversely penetrating through the first ear seat.

Further, the flexible end of first flexible drive arrangement is equipped with annular first pullover, and above-mentioned mounting bracket lower extreme opposite side is equipped with the second ear seat, is equipped with first bearing in the above-mentioned first pullover, and coaxial assembly has first round pin axle in the above-mentioned first bearing, and above-mentioned second ear seat is run through at above-mentioned first round pin axle both ends to the mutual rotation is connected.

Further, the flexible end of two above-mentioned flexible drive arrangement of second is equipped with annular second pullover respectively, is equipped with the second bearing in the above-mentioned second pullover, and coaxial assembly has the second round pin axle in the above-mentioned second bearing, and above-mentioned second round pin axle both ends are connected with above-mentioned support frame rotation respectively.

Further, the rotating member is a slewing bearing.

Further, the first telescopic driving device and the second telescopic driving device are both hydraulic oil cylinders, balancing valve banks connected with respective rod cavities and rodless cavities are respectively arranged on the first telescopic driving device and the second telescopic driving device, a hydraulic station is arranged on the first telescopic driving device, and the hydraulic station is respectively connected with the balancing valve banks of the first telescopic driving device and the second telescopic driving device through oil pipes.

The utility model has the advantages that: the structure design is reasonable, and high-precision driving and large-torque driving are realized.

Drawings

Fig. 1 is a structural elevation view of a tower heliostat drive apparatus of the invention;

fig. 2 is a structural side view of the tower heliostat drive apparatus of the invention;

fig. 3 is a structural side view at another viewing angle of the tower heliostat drive apparatus of the invention;

fig. 4 is a structural top view of the connection assembly of the two second telescopic driving devices and the rotating component of the tower heliostat driving device of the present invention;

fig. 5 is a schematic structural diagram of a first telescopic driving device in the tower heliostat driving device of the invention;

fig. 6 is a schematic structural diagram of a second telescopic driving device in the tower heliostat driving device of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a mounting frame; 2. a support frame; 3. a first telescopic driving device; 4. a rotating member; 5. a second telescopic driving device; 6. a tower column; 7. a heliostat; 8. a hydraulic station; 51. and (6) positioning the pin shaft.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

Example (b): as shown in fig. 1, 2, 3, and 4, the tower heliostat driving apparatus of this embodiment includes a mounting frame 1, a support frame 2, a first telescopic driving device 3, a rotating component 4, and two second telescopic driving devices 5, where the rotating component 4 is sleeved on an upper end of a vertically arranged tower column 6 and can rotate horizontally and inwardly relative to the tower column 6, the support frame 2 is mounted on an upper end of the rotating component 4, an upper end of the tower column 6 is provided with a positioning pin 51 eccentrically distributed with a rotation center of the rotating component 4, the two second telescopic driving devices 5 are respectively movably mounted on the support frame 2 and are distributed at intervals along a circumferential direction of the rotating component 4, telescopic ends of the two second telescopic driving devices 5 are respectively connected with the positioning pin 51, the mounting frame 1 is hinged to the upper end of the support frame 2, the first telescopic driving device 3 is movably mounted on the support frame 2, a telescopic end of the first telescopic driving device is connected with the mounting frame 1, the heliostat 7 is laid on the mounting frame 1, the first telescopic driving device 3 is used for driving the heliostat 7 to rotate up and down relative to the support frame 2, and the two telescopic driving devices 5 to rotate synchronously relative to the rotating component 2, and the rotating component 4.

The operation process is as follows:

the mounting frame 1 is driven to vertically turn around the hinged position of the support frame 2 through the first telescopic driving device 3 to adjust the pitching angle of the heliostat 7, and the whole adjusting process can achieve accurate adjustment through the telescopic length of the first telescopic driving device 3, so that large-torque and high-precision adjustment is realized; in addition, the two second telescopic driving devices 5 are respectively arranged on the rotating part 4, and the telescopic ends of the two second telescopic driving devices are connected with the positioning pin 51 at the upper end of the tower column 6, so that the rotating part 4 can be adjusted to a horizontal rotating azimuth relative to the tower column 6 by matching the two second telescopic driving devices 5 with relative telescopic, and the accurate adjustment can be achieved through the telescopic lengths of the two second telescopic driving devices 5 in the whole adjusting process, thereby realizing the adjustment with large moment and high accuracy. And, because whole device realizes the regulation of pitch angle and horizontal rotation azimuth through the common cooperation of three flexible drive arrangement, compare traditional heliostat angle modulation drive structure, be difficult for receiving the influence of using for a long time and reduce the regulation precision, simultaneously, assembly structure is better simple, and the better swift, the flexibility of drive mode.

In a preferred embodiment, a first ear seat (indicated by a in the figure) is disposed at one side of the lower end of the mounting frame 1, and the first ear seat is hinged to the upper end of the supporting frame 2 through a rotating shaft transversely penetrating through the first ear seat.

In the above embodiment, 1 one end of the mounting rack is hinged with the upper end of the support frame 2 through the first ear seat, so that a good hinged state between the two is realized, and the stable turning and pitch angle adjustment of the heliostat 7 are facilitated.

As a preferred embodiment, as shown in fig. 5, the first telescopic driving device 3 is provided with a first annular socket at the telescopic end, a second ear seat is provided at the other side of the lower end of the mounting frame 1, a first bearing is installed in the first socket, a first pin is coaxially installed in the first bearing, and two ends of the first pin penetrate through the second ear seat and are rotatably connected with each other.

In the above embodiment, the flexible end of first flexible drive arrangement 3 is connected with first round pin axle through first pullover and first bearing for first flexible drive arrangement 3 is more stable with being connected of mounting bracket 1, and frictional resistance is littleer during the drive, and the upset is adjusted more smoothly, thereby ensures that the regulation precision is better.

As a preferred embodiment, as shown in fig. 6, two of the telescopic ends of the second telescopic driving devices 5 are respectively provided with an annular second sleeve head, the second sleeve heads are provided with second bearings, the second bearings are coaxially provided with second pins, and two ends of the second pins are respectively rotatably connected with the support frame 2.

In the above embodiment, the rotation of the rotating member 4 relative to the tower column 6 is realized by two second telescopic driving devices 5 which are mutually matched, telescopically shortened (one telescopic and one telescopic), the structural design is ingenious, the rotating torque is also large, and the rotating precision is high.

In this embodiment, the rotating part 4 is a slewing bearing in the prior art, and is sleeved on the upper end of the tower column 6, and the specific model can be flexibly and reasonably selected according to actual use requirements, which is not described in detail herein.

As a preferred embodiment, the first telescopic driving device 3 and the second telescopic driving device 5 are both hydraulic cylinders, the first telescopic driving device 3 and the second telescopic driving device 5 are respectively provided with a balance valve set (denoted by c in the figure) connected with a rod cavity and a rodless cavity, the first telescopic driving device 3 is provided with a hydraulic station 8, and the hydraulic station 8 is respectively connected with the balance valve sets of the first telescopic driving device 3 and the second telescopic driving device 5 through oil pipes.

In the above embodiment, the first telescopic driving device 3 and the second telescopic driving device 5 both adopt the hydraulic cylinders in the prior art, and the hydraulic station 8 of adaptation is configured, and the hydraulic station 8 distributes oil pressure or retrieves oil to the hydraulic cylinders through the balance valve group, so that large-moment and high-precision operation adjustment in the whole driving structure is realized.

Particular emphasis is given to: the oil circuit connection among the oil ports of the two cavities of the hydraulic station 8, the balance valve group and the hydraulic oil cylinder belongs to the conventional technology and is not described herein.

It should be added that: the telescopic driving device comprises a hydraulic oil cylinder (a trunnion block (b in the figure) is arranged at one end of a piston rod corresponding to a cylinder body of a first telescopic driving device 3 and one end of a piston rod corresponding to a cylinder body of a second telescopic driving device 5), rotating pins are respectively arranged at two horizontal sides of the trunnion block of the first telescopic driving device 3 and are in rotating connection with hole sites matched with the support frame 2 through the rotating pins, a trunnion block is also arranged at one end of the cylinder body of the second telescopic driving device 5 corresponding to the piston rod, the upper end and the lower end of the trunnion block are also in rotating connection with the hole sites matched with the support frame 2 through the rotating pins, after assembly, the first telescopic driving device 3 can swing in a vertical plane around the rotating pins at the two sides of the trunnion block, and the second telescopic driving device 5 can swing in a horizontal plane around the rotating pins at the upper end and the lower end of the trunnion block, so that the pitching angle and the horizontal rotation angle of the heliostat 7 can be well adjusted.

The above description is only for the preferred embodiment of the present invention, and is 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 within the protection scope of the present invention.

Claims

1. A tower heliostat drive device is characterized in that: the device comprises a mounting frame (1), a support frame (2), a first telescopic driving device (3), a rotating part (4) and two second telescopic driving devices (5), wherein the rotating part (4) is sleeved at the upper end of a vertically arranged tower stand column (6) and can rotate in the horizontal direction relative to the tower stand column (6), the support frame (2) is mounted at the upper end of the rotating part (4), a positioning pin shaft (51) eccentrically distributed with the rotating center of the rotating part (4) is arranged at the upper end of the tower stand column (6), the two second telescopic driving devices (5) are respectively movably assembled on the support frame (2) and are circumferentially distributed at intervals along the rotating part (4), the telescopic ends of the two second telescopic driving devices (5) are respectively connected with the positioning pin shaft (51), the mounting frame (1) is hinged and assembled at the upper end of the support frame (2), the first telescopic driving device (3) is movably assembled on the support frame (2), the telescopic ends of the first telescopic driving devices are connected with the heliostat (1), a mirror (7) is paved and assembled on the first telescopic driving device (1) and is used for driving the second telescopic driving the telescopic driving device (5) to rotate up and down relative to the second telescopic driving device (5) to drive the second telescopic driving the telescopic driving device (5) to rotate independently, so as to drive the rotating part of the rotating part (4) to drive the support frame (2) to rotate horizontally relative to the tower column (6).

2. A tower heliostat drive apparatus of claim 1, wherein: mounting bracket (1) lower extreme one side is equipped with first ear seat, first ear seat through transversely run through its pivot with support frame (2) upper end is articulated.

3. The tower heliostat drive device of claim 1, wherein: the flexible end of first flexible drive arrangement (3) is equipped with the first pullover of annular, mounting bracket (1) lower extreme opposite side is equipped with the second ear seat, be equipped with first bearing in the first pullover, coaxial assembly has first round pin axle in the first bearing, run through at first round pin axle both ends the second ear seat to the rotation connection each other.

4. A tower heliostat drive apparatus of claim 1, wherein: the two telescopic ends of the second telescopic driving devices (5) are respectively provided with an annular second sleeve head, a second bearing is arranged in the second sleeve head, a second pin shaft is coaxially assembled in the second bearing, and two ends of the second pin shaft are respectively rotatably connected with the support frame (2).

5. A tower heliostat drive apparatus of claim 1, wherein: the rotating component (4) is a slewing bearing.

6. A tower heliostat drive apparatus according to any one of claims 1 to 5, wherein: the hydraulic telescopic driving device is characterized in that the first telescopic driving device (3) and the second telescopic driving device (5) are both hydraulic oil cylinders, balance valve banks connected with respective rod cavities and rodless cavities are respectively arranged on the first telescopic driving device (3) and the second telescopic driving device (5), a hydraulic station (8) is arranged on the first telescopic driving device (3), and the hydraulic station (8) is respectively connected with the balance valve banks of the first telescopic driving device (3) and the second telescopic driving device (5) through oil pipes.