CN210273908U

CN210273908U - But angle regulation's anti-overload photovoltaic support

Info

Publication number: CN210273908U
Application number: CN201920957764.8U
Authority: CN
Inventors: 严浩; 杨振宇
Original assignee: Sichuan Zhongguan Technology Co ltd
Current assignee: Sichuan Zhongguan Technology Co ltd
Priority date: 2019-06-25
Filing date: 2019-06-25
Publication date: 2020-04-07
Anticipated expiration: 2029-06-25

Abstract

The utility model discloses an angle regulation's overload prevention photovoltaic support, including support crossbeam, support piece, moment of torsion limiting mechanism and actuating mechanism, be provided with two bearing frames on the support crossbeam, the support piece both ends are connected respectively on two bearing frames, moment of torsion limiting mechanism sets up on support piece, is provided with link mechanism between moment of torsion limiting mechanism and the support crossbeam for the relative support piece axis of restriction support crossbeam on support piece takes place to rotate, and when the moment of torsion of acting on the support crossbeam is greater than moment of torsion limiting mechanism's limiting value, the relative support piece axis of support crossbeam rotates, actuating mechanism connects link mechanism for the relative support piece axis of drive support crossbeam rotates on support piece. When the torque acting force applied to the support beam is larger than the limit value of the torque limiting mechanism, the support beam rotates relative to the supporting piece under the action of external force, so that the photovoltaic support is effectively protected, and the pitching angle of the photovoltaic support can be adjusted.

Description

But angle regulation's anti-overload photovoltaic support

Technical Field

The utility model relates to a solar photovoltaic power generation equipment technical field, in particular to but angle regulation's overload prevention photovoltaic support.

Background

Photovoltaic solar energy has obtained extensive application in recent years as a clean energy, for guaranteeing that the photovoltaic board can high-efficiently absorb sunshine, generally need to design the photovoltaic board for rotatable form to corresponding tracking adjustment is carried out along with the angle of illumination change of sunshine, thereby obtains more electric energy, improves the conversion utilization ratio of photovoltaic board. The existing photovoltaic panel is usually installed on a photovoltaic support, a sunlight tracking device is arranged on the photovoltaic support, and the angle of the photovoltaic support can be adjusted along with the change of the sunlight irradiation angle, so that the photovoltaic support is often set to be a rotatable movable structure, and the corner and the pitching inclination angle of the photovoltaic support are adjusted by setting a support adjusting device. Because the photovoltaic supports and the photovoltaic panels tend to have large areas, the photovoltaic supports are usually installed in the field or on mountains, so that the photovoltaic supports not only bear the supporting force on the photovoltaic panels, but also bear large wind load.

The middle support adjusting device of the existing photovoltaic support generally adopts the electric stay bar to adjust and support the pitching angle of the photovoltaic support, the electric stay bar is often damaged and fails under the action of large wind load, and a lot of problems are brought to the use and maintenance of the photovoltaic support.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve the above-mentioned technical problem who exists among the prior art, provide an angle regulation's overload prevention photovoltaic support, can effectively prevent the damage that too big wind-load caused the photovoltaic support to can adjust the every single move angle of photovoltaic support.

In order to solve the technical problem, the utility model discloses a technical scheme as follows:

an angle-adjustable overload-proof photovoltaic support comprises a support cross beam, a support piece, a torque limiting mechanism and a driving mechanism, wherein two bearing seats are arranged on the support cross beam, two ends of the support piece are respectively connected to the two bearing seats, the support piece is connected with the bearing seats through bearings, and a support mounting seat is arranged on the support piece; the torque limiting mechanism is arranged on the supporting piece, the connecting rod mechanism is arranged between the torque limiting mechanism and the support beam, the torque limiting mechanism and the support beam are connected through the connecting rod mechanism and used for limiting the support beam to rotate relative to the axis of the supporting piece on the supporting piece, when the torque acting on the support beam is larger than a limit value of the torque limiting mechanism, the support beam rotates relative to the axis of the supporting piece, and the driving mechanism is connected with the connecting rod mechanism and used for driving the support beam to rotate relative to the axis of the supporting piece on the supporting piece.

In the above technical scheme, further, the torque limiting mechanism includes a connecting sleeve, and a driving part, an acting part and a driven part which are sequentially sleeved on the connecting sleeve, the driving part and the driven part are respectively arranged on two sides of the acting part, friction parts are respectively arranged between the driving part and the acting part and between the driven part and the acting part, the friction parts and the driving part and the driven part are all fixedly connected, a pressing force adjusting component is arranged between the driving part and the driven part, the pressing force adjusting component is used for connecting the driving part and the driven part and adjusting a pressing force between the friction part and the acting part, when the acting part rotates relative to the driving part and the driven part, the driving part and the driven part are relatively fixedly connected with the connecting sleeve, the connecting sleeve is fixedly connected to the supporting part, and the connecting rod mechanism is connected to the acting part of the torque limiting mechanism.

In the above technical scheme, further, a transmission assembly is arranged between the driving part and the driven part, and the driving part drives the driven part to synchronously rotate through the transmission assembly when rotating.

Among the above-mentioned technical scheme, furtherly, drive assembly is including setting up the drive ring on a driving part side end face, be provided with the spacing groove along its circumference on the drive ring, be provided with on the driven part with a driving part relative side end face with spacing groove complex stopper, the stopper corresponds the setting respectively at the spacing inslot.

In the above technical scheme, further, the pressing force adjusting assembly includes a plurality of adjusting bolts arranged along the circumference of the driven member and a plurality of threaded holes correspondingly arranged on the transmission ring, and the driving member and the driven member are connected through the adjusting bolts and the threaded holes.

In the above technical scheme, further, actuating mechanism establishes the gyration reduction gears on the adapter sleeve including the cover, gyration reduction gears includes worm gear drive assembly, slewing bearing spare and drive circle, slewing bearing spare cover establish on the adapter sleeve, with fixed connection between the adapter sleeve, worm gear drive assembly drive circle rotates, fixed connection between torque limiting mechanism's the driving part and the drive circle.

In the above technical scheme, further, the link mechanism includes a drive rod connected to the bracket beam, a transmission rod disposed on the action part, and a connection rod having two ends connected to the ends of the drive rod and the transmission rod, respectively, and the connection rod is hinged to the drive rod and the transmission rod.

In the above technical scheme, further, adapter sleeve one end is provided with outer flange, and the other end is provided with interior flange, is connected with left linking bridge on the outer flange, be connected with right linking bridge on the interior flange, be provided with the connection support on the support piece, the adapter sleeve passes through left linking bridge and right linking bridge and is connected support fixed connection.

The utility model discloses set up link mechanism between support crossbeam and support piece, carry out spacing support to the support crossbeam through link mechanism, connect link mechanism and moment of torsion limiting mechanism, when the moment of torsion effort that the support crossbeam received is greater than the limit value of moment of torsion limiting mechanism, the support crossbeam rotates relative to the support piece under the effect of external force, thus prevent that the photovoltaic support from taking place to damage under the effect of too big wind load, realized the effective protection to the photovoltaic support; meanwhile, a structure combining the torque limiting mechanism and the rotary speed reducing mechanism is adopted, and the rotary speed reducing mechanism drives the support beam to rotate on the support piece, so that the pitching angle of the photovoltaic support is adjusted.

Drawings

Fig. 1 is a schematic view of the three-dimensional structure of the present invention.

Fig. 2 is a front view of the structure of the present invention.

Fig. 3 is a schematic structural view of the torque limiting mechanism and the driving mechanism of the present invention.

Fig. 4 is a front view of the torque limiting mechanism and the driving mechanism of the present invention.

Fig. 5 is an exploded view of the torque limiting mechanism and the driving mechanism of the present invention.

Fig. 6 is a schematic structural view of the driven member of the torque limiting mechanism of the present invention.

In the figure: 11. the device comprises a bracket beam, 12, a support piece, 13, a bearing seat, 14, a bracket mounting seat, 15, a driving rod, 16, a driving rod, 17, a connecting rod, 18 and a connecting support;

1. a rotary speed reducing mechanism 101, a worm and gear transmission assembly 102, a rotary support 103 and a transmission ring;

2. the torque limiting mechanism comprises a torque limiting mechanism 201, a driving part 202, an action part 203, a driven part 204, a friction plate 205, a transmission ring 206, a limiting groove 207, a limiting block 208 and an adjusting bolt;

3. a connecting sleeve 301, an outer flange 302 and an inner flange;

4. a left connecting bracket, and 5, a right connecting bracket.

Detailed Description

The invention will be further described with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1 and 2, the overload protection photovoltaic support in this embodiment includes a support beam 11, a support 12, a torque limiting mechanism 2 and a driving mechanism, two bearing seats 13 are disposed on the support beam 11, two ends of the support 12 are respectively connected to the two bearing seats 13, the support 12 is connected to the bearing seats 13 through bearings, and a support mounting seat 14 is disposed on the support 12. The photovoltaic support is installed on the fixed support column through the support installation seat, the photovoltaic support is fixedly installed, the support cross beam is connected with the support piece through the bearing seat, the support cross beam can rotate relative to the axis of the support piece, and the pitching angle of the photovoltaic support can be adjusted when the support cross beam rotates.

In order to realize the fixed support of the support beam, the torque limiting mechanism is arranged on the support and connected with the support, a connecting rod mechanism is arranged between the torque limiting mechanism and the support beam, the torque limiting mechanism and the support beam are connected through the connecting rod mechanism and used for limiting the support beam to rotate relative to the axis of the support on the support, when the torque acting on the support beam is greater than the limited value of the torque limiting mechanism, the support beam rotates relative to the axis of the support, and the driving mechanism is connected with the connecting rod mechanism and used for driving the support beam to rotate relative to the axis of the support on the support. By adopting the structure, the support beam can rotate under the action of the overlarge wind load while the photovoltaic support is effectively supported, the action angle of the action force between the wind load and the photovoltaic support is changed, the action force of the wind load on the photovoltaic support is reduced, the photovoltaic support is prevented from being damaged under the action of the overlarge wind load, and the photovoltaic support is effectively protected.

As shown in fig. 3 to 5, the torque limiting mechanism 2 in this embodiment includes a connecting sleeve 3, and a driving member 201, an acting member 202 and a driven member 203 sequentially sleeved on the connecting sleeve, the driving part 201 and the driven part 203 are respectively arranged at two sides of the action part 202, friction parts are respectively arranged between the driving part 201 and the action part 202 and between the driven part 203 and the action part 202, the friction parts are fixedly connected with the driving part and the driven part, a pressing force adjusting component is arranged between the driving part 201 and the driven part 203 and is used for connecting the driving part and the driven part and adjusting the pressing force between the friction part and the action part, when the action part 202 rotates relative to the driving part and the driven part, the driving part 201 and the driven part 203 are relatively and fixedly connected with the connecting sleeve 3, the connecting sleeve 3 is fixedly connected to the supporting member 12, and the link mechanism is connected to the actuating member 202 of the torque limiting mechanism. The pressing force adjusting assembly is used for adjusting the pressing acting force between the acting part and the friction parts at two sides, and the friction force applied to the acting part is adjusted, so that the damping force and the damping torque when the acting part rotates are adjusted, and the damping torque is the limiting torque value of the rotating acting part. When the acting moment of external acting force such as wind load and the like acting on the support beam of the photovoltaic support is smaller than the limiting moment value, the torque limiting mechanism and the connecting rod mechanism stably support the support beam of the photovoltaic support to prevent the photovoltaic support from rotating; when the acting moment of external acting force acting on the support beam exceeds the limiting moment value, the acting part connecting rod mechanism rotates under the acting force, and correspondingly, the photovoltaic support rotates under the action of wind load.

Correspondingly, the link mechanism in this embodiment includes a driving rod 15 connected to the cross beam of the bracket, a driving rod 16 disposed on the actuating member, and a connecting rod 17 having two ends connected to the ends of the driving rod and the driving rod, respectively, and the connecting rod 17 is hinged to the driving rod 15 and the driving rod 16.

Correspondingly, the driving mechanism in this embodiment includes the rotation speed reducing mechanism 1 sleeved on the connecting sleeve, the rotation speed reducing mechanism 1 includes the worm gear transmission assembly 101, the rotation support 102 and the transmission ring 103, the rotation support 102 is sleeved on the connecting sleeve 3, the rotation speed reducing mechanism 1 is fixedly connected with the connecting sleeve 3, the worm gear transmission assembly 101 drives the transmission ring 103 to rotate, and the driving part 201 of the torque limiting mechanism is fixedly connected with the transmission ring 103. The rotary speed reducing mechanism can adopt the existing rotary speed reducer, the rotary speed reducer uses a rotary supporting piece as a transmission driven piece and a mechanism attachment piece, unlimited circumferential rotation and speed reduction can be realized, and larger axial force, radial force and overturning force can be borne. In this embodiment, the driving part 201 is fixedly connected with the transmission ring 103, the worm gear transmission assembly drives the driving part and the driven part to rotate when driving the transmission ring to rotate, and the driving part and the driven part drive the action part to rotate when rotating due to the action of friction between the driving part and the driven part and the action part, so that the support beam is driven to rotate on the support part through the rotary speed reduction mechanism, and the effect of adjusting the pitch angle of the photovoltaic support is achieved.

A transmission assembly is arranged between the driving part 201 and the driven part 203, and when the driving part 201 rotates, the driven part is driven to synchronously rotate through the transmission assembly. Preferably, as shown in fig. 5 and 6, the transmission assembly in this embodiment includes a transmission ring 205 disposed on one side end surface of the driving member 201, a plurality of limiting grooves 206 are disposed on the transmission ring 205 along the circumferential direction thereof, a plurality of limiting blocks 207 matched with the limiting grooves are disposed on one side end surface of the driven member 203 opposite to the driving member, and the limiting blocks 207 are respectively disposed in the limiting grooves 206 correspondingly. During assembly, a limiting block of the driven piece is correspondingly arranged in a limiting groove of the driving piece, and transmission connection between the driving piece and the driven piece is realized through matching between the limiting block and the limiting groove. At the moment, the action piece and the friction pieces on the two sides of the action piece are sleeved on the transmission ring, and the transmission ring penetrates through the action piece and the friction pieces to be connected with the limiting blocks on the driven piece in a matching mode.

Correspondingly, the pressing force adjusting assembly in this embodiment includes a plurality of adjusting bolts 208 arranged along the circumference of the driven member and a plurality of threaded holes correspondingly arranged on the driving ring, and the driving member 201 and the driven member 203 are connected through the adjusting bolts and the threaded holes. The friction acting force of the friction plate and the acting piece can be adjusted by setting the tightening force of the adjusting bolt.

Preferably, the friction member includes two friction plates 204 of a half-ring structure. The friction piece is composed of two friction plates, and the friction piece is convenient to install and replace.

Be provided with outer flange 301 in adapter sleeve 3 one end, the other end is provided with interior flange 302, is connected with left linking bridge 4 on outer flange 301, be connected with right linking bridge 5 on the interior flange 302, be provided with connection support 18 on the support piece 12, adapter sleeve 3 is through left linking bridge 4 and right linking bridge 5 and connection support 18 fixed connection, with adapter sleeve fixed mounting on support piece, realizes connecting and installing of moment of torsion limiting mechanism and gyration reduction gears on support piece.

The present invention is not limited to the above description and drawings, but should be understood as being illustrative and not restrictive, and the technical features can be replaced and modified without creative efforts by those skilled in the art according to the technical content disclosed, all falling within the scope of the present invention.

Claims

1. The utility model provides an but angle regulation's overload prevention photovoltaic support which characterized in that: the device comprises a support beam, a support piece, a torque limiting mechanism and a driving mechanism, wherein two bearing seats are arranged on the support beam, two ends of the support piece are respectively connected to the two bearing seats, the support piece is connected with the bearing seats through bearings, and a support mounting seat is arranged on the support piece; the torque limiting mechanism is arranged on the supporting piece, the connecting rod mechanism is arranged between the torque limiting mechanism and the support beam, the torque limiting mechanism and the support beam are connected through the connecting rod mechanism and used for limiting the support beam to rotate relative to the axis of the supporting piece on the supporting piece, when the torque acting on the support beam is larger than a limit value of the torque limiting mechanism, the support beam rotates relative to the axis of the supporting piece, and the driving mechanism is connected with the connecting rod mechanism and used for driving the support beam to rotate relative to the axis of the supporting piece on the supporting piece.

2. The adjustable angle photovoltaic support of claim 1, wherein: the torque limiting mechanism comprises a connecting sleeve and a driving part, an action part and a driven part which are sequentially sleeved on the connecting sleeve, the driving part and the driven part are respectively arranged on two sides of the action part, friction parts are arranged between the driving part and the action part and between the driven part and the action part, the friction parts are fixedly connected with the driving part and the driven part, a pressing force adjusting component is arranged between the driving part and the driven part and used for connecting the driving part and the driven part and adjusting the pressing force between the friction parts and the action part, when the action part rotates relative to the driving part and the driven part, the driving part and the driven part are fixedly connected with the connecting sleeve, the connecting sleeve is fixedly connected with a supporting part, and a connecting rod mechanism is connected to the action part of the torque limiting mechanism.

3. The adjustable angle photovoltaic support of claim 2, wherein: a transmission assembly is arranged between the driving part and the driven part, and the driving part drives the driven part to synchronously rotate through the transmission assembly when rotating.

4. The adjustable angle photovoltaic support of claim 3, wherein: the transmission assembly comprises a transmission ring arranged on one side end face of the driving part, a limiting groove is formed in the transmission ring along the circumferential direction of the transmission ring, a limiting block matched with the limiting groove is arranged on one side end face, opposite to the driving part, of the driven part, and the limiting block is correspondingly arranged in the limiting groove respectively.

5. The adjustable angle photovoltaic support of claim 4, wherein: the pressing force adjusting assembly comprises a plurality of adjusting bolts and a plurality of threaded holes, the adjusting bolts are arranged along the circumferential direction of the driven piece, the threaded holes are correspondingly formed in the transmission ring, and the driving piece is connected with the driven piece through the adjusting bolts and the threaded holes.

6. The adjustable angle photovoltaic support of claim 2, wherein: the driving mechanism comprises a rotary speed reducing mechanism sleeved on the connecting sleeve, the rotary speed reducing mechanism comprises a worm gear and worm transmission assembly, a rotary supporting piece and a transmission ring, the rotary supporting piece is sleeved on the connecting sleeve and fixedly connected with the connecting sleeve, the worm gear and worm transmission assembly drives the transmission ring to rotate, and a driving piece of the torque limiting mechanism is fixedly connected with the transmission ring.

7. The adjustable angle photovoltaic support of claim 2 or 6, wherein: the connecting rod mechanism comprises a driving rod connected to the support beam, a transmission rod arranged on the action piece and a connecting rod, wherein the two ends of the connecting rod are connected to the end parts of the driving rod and the transmission rod respectively, and the connecting rod is hinged to the driving rod and the transmission rod respectively.

8. The adjustable angle photovoltaic support of claim 2 or 6, wherein: one end of the connecting sleeve is provided with an outer flange, the other end of the connecting sleeve is provided with an inner flange, the outer flange is connected with a left connecting support, the inner flange is connected with a right connecting support, the supporting piece is provided with a connecting support, and the connecting sleeve is fixedly connected with the connecting support through the left connecting support and the right connecting support.