CN209982410U - Spool formula photovoltaic tracker - Google Patents

Abstract

The utility model discloses a reel type photovoltaic tracker, which comprises a driving component, a supporting frame, a reel, a photovoltaic panel component, an adjusting rope, two inclined struts and a connecting pipe; the connecting pipe is fixed with the photovoltaic panel assembly and is rotationally connected with the supporting frame; the two inclined struts are distributed on two opposite sides of the supporting frame, one ends of the inclined struts are fixed with the photovoltaic panel assembly, and the other ends of the inclined struts are fixed with the connecting pipe; the adjusting rope is wound on the reel, and two ends of the adjusting rope are respectively fixed with the two inclined struts; the driving component is fixed with the supporting frame, and an output shaft of the driving component is coaxially connected with the reel. The utility model provides a spool formula photovoltaic tracker, utensil simple structure can be from the tensioning, and the transmission is stable, advantages such as precision height.

Description

Spool formula photovoltaic tracker

Technical Field

The utility model belongs to the technical field of the solar energy power generation technique and specifically relates to a spool formula photovoltaic tracker is related to.

Background

The solar tracker is a power device which keeps the solar cell panel to face the sun at any time and enables the light of sunlight to vertically irradiate the solar cell panel at any time, and the solar tracker can be used for remarkably improving the power generation efficiency of the solar photovoltaic module. However, the existing photovoltaic tracker has high transmission cost and low transmission reliability; and the photovoltaic tracker can not be self-tensioned, and the problem of accuracy reduction easily occurs. The utility model discloses an innovative design has solved the above problem that prior art exists.

Chinese patent application publication No. CN106712683A, published as 2016, 11, 15, entitled "a novel biaxial photovoltaic tracking system", discloses a novel biaxial photovoltaic tracking system, which includes a pair of photovoltaic tracking mechanisms and at least four steel wire ropes; the pair of photovoltaic tracking mechanisms are arranged separately; each photovoltaic tracking mechanism includes: the device comprises a supporting bracket, a vertical and horizontal type rotary driving device, a motor and an output bracket; one end of each of the at least four steel wire ropes is connected with an output support of one photovoltaic tracking mechanism, the other end of each of the at least four steel wire ropes is connected with an output support of the other photovoltaic tracking mechanism, and the left side and the right side of each output support are respectively connected with at least two steel wire ropes; the photovoltaic panel has at least one point connection with each wire rope. But the device is complex in structure and cannot realize self-tensioning of the photovoltaic tracker.

Disclosure of Invention

The utility model discloses an overcome the unable self-tensioning of photovoltaic tracker among the prior art, lead to the photovoltaic panel to the precision decline of the day, and then lead to solar cell panel's generating efficiency to descend, and the not high problem of tracker transmission reliability, provide a spool formula photovoltaic tracker, possess simple structure, can be from the tensioning, the transmission is stable, advantages such as precision height.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a spool type photovoltaic tracker comprises a driving assembly, a supporting frame, a spool, a photovoltaic panel assembly, an adjusting rope, two inclined struts and a connecting pipe; the photovoltaic panel assembly is arranged above the supporting frame; the connecting pipe is fixed with the photovoltaic panel assembly and is rotationally connected with the supporting frame; the two inclined struts are distributed on two opposite sides of the supporting frame, one ends of the inclined struts are fixed with the photovoltaic panel assembly, and the other ends of the inclined struts are fixed with the connecting pipe; the adjusting rope is wound on the reel, and two ends of the adjusting rope are respectively fixed with the two inclined struts; the driving component is provided with an output end, and the output shaft is connected with the scroll. The driving component is fixed with the supporting frame, and an output shaft of the driving component is coaxially connected with the reel. In the technical scheme, the adjusting rope is wound on the reel, when the reel rotates, the inclined strut at one end, in which the adjusting rope is wound, descends, and the inclined strut at one end, in which the adjusting rope exits, ascends, so that the direction adjustment of the photovoltaic panel assembly is realized, and as the exiting lengths and the winding lengths of the two ends of the adjusting rope are the same, the self-tensioning of the adjusting rope is realized, so that the transmission precision is further ensured; the reel rotates for one circle, the movement length of the adjusting rope is the perimeter of the reel, and the inclined strut is driven to rotate for corresponding linear displacement, so that the rotating speed (angular speed) of the reel is far greater than that of the inclined strut, the speed reduction in the transmission process is realized, the speed reduction ratio required by the speed reducer is further reduced, and the cost of the speed reducer is reduced; the vertical reel adjusting rope structure has self-locking performance and more reliable transmission; a triangular structure is formed among the inclined strut, the connecting pipe and the photovoltaic panel assembly, and the structure is more stable.

Preferably, the device also comprises a guide pulley fixed on the support frame, and the adjusting rope is wound around the guide pulley and is in contact with the guide pulley. The regulation rope passes the guide pulley wire winding on the spool, and guide pulley rigidity and regulation rope winding position rotate constantly along with the spool and change, and guide pulley can play the guide effect, guarantees to adjust rope winding stability.

Preferably, the driving assembly comprises a driving motor and a speed reducer, an output shaft of the driving motor is connected with an input shaft of the speed reducer, and an output shaft of the speed reducer is connected with the reel. The driving motor provides power for the reel, and the speed reducer decelerates.

Preferably, the driving assembly further comprises a universal joint and a connecting rod, a transmission shaft is arranged on the speed reducer, the transmission shaft of the speed reducer is connected with the output shaft, the rotating speed of the transmission shaft is the same as that of the output shaft, one end of the connecting rod is connected with the transmission shaft of the speed reducer through the universal joint, and the other end of the connecting rod is connected with the other speed reducer through the universal joint. The universal joint connecting rod structure in the technical scheme realizes transmission between adjacent photovoltaic arrays, can reduce the use of a driving motor, reduces the cost and can ensure the consistency of the rotation angle of each photovoltaic panel assembly.

Preferably, the support frame is provided with a sliding ring, the sliding ring is fixed above the support frame, the connecting pipe is sleeved in the sliding ring and fixed with the photovoltaic panel assembly, the connecting pipe is provided with a sliding bearing bush, the sliding bearing bush is arranged in the sliding ring, and the connecting pipe is rotatably connected with the sliding ring through the sliding bearing bush. Among the above-mentioned technical scheme, but connecting pipe and slip axle bush relative slip, the slip axle bush can guarantee when photovoltaic panel assembly rotates that the friction between its and the support frame can not damage photovoltaic assembly, and relative stability when rotating.

Preferably, the outer surface of the reel is provided with a spiral guide groove, and the spiral guide groove is matched with the adjusting rope. The spiral guide groove can enable the adjusting rope to be always in the spiral guide groove when being wound, and the adjusting precision is guaranteed.

Preferably, the two inclined struts are symmetrically distributed on two sides of the support frame, and connection points of the adjusting rope and the two inclined struts are symmetrically distributed on two sides of the support frame. The structure can guarantee the precision and the stability of the photovoltaic panel assembly.

Preferably, the reel is vertically disposed. The vertical setting of spool can make the speed reducer setting in the spool below, practices thrift installation space.

The utility model has the advantages that: (1) the adjusting rope can be tensioned automatically, so that the transmission precision is ensured; (2) the transmission between adjacent photovoltaic arrays can be realized, the use of a driving motor is reduced, the cost is reduced, and the consistency of the rotation angle of each photovoltaic panel component can be ensured; (3) the reel structure can realize speed reduction, so that the cost of the speed reducer is reduced; (4) the vertical scroll steel wire rope structure has self-locking performance and more reliable transmission; (5) the photovoltaic panel assembly is reliably connected with the support frame.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic view of the structure of the present invention connected by the connecting rod;

FIG. 3 is an enlarged view of a portion of FIG. 1 at A;

fig. 4 is a partially enlarged view at B in fig. 1.

In the figure: the device comprises a driving assembly 1, a driving motor 1.1, a speed reducer 1.2, a universal joint 1.3, a connecting rod 1.4, a supporting frame 2, a scroll 3, a photovoltaic panel assembly 4, an adjusting rope 5, an inclined strut 6, a guide pulley 7, a slip ring 8, a connecting pipe 9 and a sliding bearing bush 10.

Detailed Description

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

Example 1:

as shown in fig. 1 to 4, a vertical reel photovoltaic tracker includes a driving assembly 1, a supporting frame 2, a reel 3, a photovoltaic panel assembly 4, an adjusting rope 5, two inclined struts 6, two guide pulleys 7, a slip ring 8 and a connecting pipe 9; the slip ring 8 is fixed with the support frame 2, the connecting pipe 9 is fixed with the photovoltaic panel assembly 4, and the connecting pipe 9 is rotatably connected with the slip ring 8; a sliding bearing bush 10 is arranged between the connecting pipe 9 and the sliding ring 8, and the sliding bearing bush 10 is sleeved on the connecting pipe 9 and is in contact with the sliding ring 8.

The two inclined struts 6 are symmetrically distributed on two opposite sides of the support frame 2, one ends of the inclined struts 6 are hinged with the photovoltaic panel component 4, and the other ends of the inclined struts 6 are hinged with the connecting pipe 9; the adjusting rope 5 is wound on the reel 3, two ends of the adjusting rope are respectively fixed with the two inclined struts 6, and connecting points of the adjusting rope 5 and the two inclined struts 6 are symmetrically distributed on two sides of the support frame 2; two guide pulleys 7 are fixed on the support frame 2, and two ends of the adjusting rope 5 respectively penetrate through the guide pulleys 7.

The driving assembly 1 comprises a driving motor 1.1, a speed reducer 1.2, a universal joint 1.3 and a connecting rod 1.4, wherein an input shaft, an output shaft and a transmission shaft are arranged on the speed reducer 1.2, and the transmission shaft is connected with the output shaft and has the same rotating speed; one end of the connecting rod 1.4 is connected with a transmission shaft of the speed reducer 1.2 through a universal joint 1.3, and the other end of the connecting rod 1.4 is connected with the other speed reducer 1.2 through a universal joint 1.3; the output shaft of the driving motor 1.1 is connected with the input shaft of one speed reducer 1.2, and the output shaft of the speed reducer 1.2 is coaxially connected with the scroll 3.

In the technical scheme, a vertical reel pulley structure is creatively utilized, the reel 3 is vertically installed, the guide pulleys 7 are installed on the support frame 2 and located on two sides of the reel 3, two ends of the adjusting rope 5 are respectively fixed on the two inclined struts 6, the adjusting rope 5 passes through the guide pulleys 7 and is wound on the reel 3, the position of the guide pulleys 7 is fixed, the winding position of the adjusting rope 5 is continuously changed along with the rotation of the reel 3, and the withdrawing length and the winding length of the adjusting rope 5 are the same, so that self-tensioning is realized, and the transmission precision is further ensured; the reel 3 rotates for one circle, the movement length of the adjusting rope 5 is the circumference of the reel 3, and the inclined strut 6 is driven to rotate for corresponding linear displacement, so that the rotating speed (angular speed) of the reel 3 is far greater than that of the inclined strut 6, the speed is reduced, and the cost of the speed reducer is reduced by 1.2; the vertical reel 3 is adjusted 5 structures of rope and is had the auto-lock performance, and the transmission is more reliable, forms the triangle structure between bracing 6, connecting pipe 9 and the photovoltaic panel subassembly 4 three, and the structure is more stable.

The utility model has the advantages that: the adjusting rope 5 can be self-tensioned, so that the transmission precision is ensured; the transmission between adjacent photovoltaic arrays can be realized, the use of a driving motor 1.1 is reduced, the cost is reduced, and meanwhile, the consistency of the angles of all photovoltaic panel components 4 can be ensured; the structure of the scroll 3 can realize speed reduction, so that the cost of the speed reducer is reduced by 1.2; the structure of the adjusting rope 5 of the vertical scroll 3 has self-locking performance, and the transmission is more reliable; the connection between the photovoltaic panel assembly 4 and the support frame 2 is reliable.

Claims (8)

1. A spool type photovoltaic tracker is characterized by comprising a driving assembly, a supporting frame, a spool, a photovoltaic panel assembly, an adjusting rope, two inclined struts and a connecting pipe; the photovoltaic panel assembly is arranged above the supporting frame; the connecting pipe is fixed with the photovoltaic panel assembly and is rotationally connected with the supporting frame; the two inclined struts are distributed on two opposite sides of the supporting frame, one ends of the inclined struts are fixed with the photovoltaic panel assembly, and the other ends of the inclined struts are fixed with the connecting pipe; the adjusting rope is wound on the reel, and two ends of the adjusting rope are respectively fixed with the two inclined struts; the driving component is provided with an output end, and the output shaft is connected with the scroll.

2. The roll-to-roll photovoltaic tracker according to claim 1, further comprising a guide pulley fixed to the support frame, wherein the adjustment cord is wound around the guide pulley and contacts the guide pulley.

3. The roll-to-roll photovoltaic tracker according to claim 1, wherein the driving assembly comprises a driving motor and a reducer, an output shaft of the driving motor is connected with an input shaft of the reducer, and an output shaft of the reducer is connected with the roll.

4. The roll type photovoltaic tracker according to claim 3, wherein the driving assembly further comprises a universal joint and a connecting rod, the reducer is provided with a transmission shaft, the transmission shaft of the reducer is connected with the output shaft and has the same rotation speed, one end of the connecting rod is connected with the transmission shaft of the reducer through the universal joint, and the other end of the connecting rod is connected with the other reducer through the universal joint.

5. The photovoltaic tracker according to claim 1, 2, 3 or 4, wherein the support frame is provided with a sliding ring, the sliding ring is fixed above the support frame, the connecting pipe is sleeved in the sliding ring, the connecting pipe is provided with a sliding bearing bush, the sliding bearing bush is arranged in the sliding ring, and the connecting pipe is rotatably connected with the sliding ring through the sliding bearing bush.

6. The roll-to-roll photovoltaic tracker according to claim 1, 2, 3 or 4, wherein the outer surface of the roll is provided with a spiral guide groove, and the spiral guide groove is adapted to the adjusting rope.

7. The roll-to-roll photovoltaic tracker according to claim 1, 2, 3 or 4, wherein the two braces are symmetrically disposed on two sides of the support frame, and the connection points of the adjusting rope and the two braces are symmetrically disposed on two sides of the support frame.

8. The roll-to-roll photovoltaic tracker according to claim 1, 2, 3 or 4, wherein the rolls are vertically disposed.

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