CN210072418U - Push-down photovoltaic tracer - Google Patents

Abstract

The utility model relates to a photovoltaic tracker technical field provides a push-down photovoltaic tracer, include: the upright post is fixed on the ground; the bearing block is arranged on the upright post, and a bearing is nested in the bearing block; the main beam penetrates through the bearing; at least two push rod mechanisms are arranged along the extending direction interval of the main beam, and each push rod mechanism comprises: the main beam is fixedly connected with the main beam, and the other end of the main beam is rotatably connected with the push rod mechanism; the transmission mechanism comprises at least two first rotating pieces and second rotating pieces, wherein the two first rotating pieces are coaxially arranged with the push rod mandrel, the second rotating pieces are arranged in a staggered mode in a mandrel space of the first rotating pieces, and the second rotating pieces rotate under the driving of the driving assembly to drive the first rotating pieces and the push rod mandrel to rotate. The structure has the advantages of simple and convenient installation, single person and quick adjustment, manpower saving and cost saving.

Description

A push rod type photovoltaic tracking device

technical field

The utility model relates to the technical field of photovoltaic trackers, in particular to a push rod type photovoltaic tracking device.

Background technique

Photovoltaic panel is a power generation device that can generate direct current under sunlight. It consists of thin fixed photovoltaic cells made of semiconductor materials (such as silicon), which are usually used in conjunction with batteries. When the photovoltaic panel is in use, it mainly uses the photovoltaic effect of the semiconductor material of the solar cell to directly convert the solar radiation energy into electrical energy. Photovoltaic panels are mainly used in remote areas without power grids and areas with scattered population. In areas with public power grids, photovoltaic panels can be connected to the grid and can be connected to the grid. Photovoltaic panels have higher power generation efficiency and better environmental performance.

In the manufacturing process of photovoltaic panels, in order to collect more sunlight, the panel area of the photovoltaic panels is usually set larger, which makes the photovoltaic panels relatively bulky. In the process of using photovoltaic panels, in order to maximize the collection of sunlight, the surface of the photovoltaic panel is usually aligned with the side exposed to sunlight for a long time. The angle of sunlight in different seasons of the year is inconsistent, so during the use of photovoltaic panels, it is necessary to adjust the angle position of photovoltaic panels every time. Since the photovoltaic panels are relatively heavy, the current brackets used to support the photovoltaic panels are usually detachable brackets. When the angle position of the photovoltaic panels needs to be adjusted, tools, etc. need to be used to operate the photovoltaic panel supports, so that the angle adjustment operation of the photovoltaic panels is very difficult. complicated and time-consuming. At the same time, the common seasonally adjustable photovoltaic support structures on the market are: single-arc type seasonally adjustable photovoltaic support, jack-type seasonally adjustable photovoltaic support, slow construction and installation progress, difficult adjustment, and poor stability.

SUMMARY OF THE INVENTION

In order to solve the above technical problems, the main purpose of the present invention is to provide a push rod type photovoltaic tracking device, the structure is simple and convenient to install, can be quickly adjusted by a single person, saves manpower and saves costs.

In order to achieve the above purpose, the technical solution of the present utility model application is: a push rod type photovoltaic tracking device is provided, including:

uprights, fixed to the ground;

a bearing seat, arranged on the upright column, and a bearing is nested inside the bearing seat;

a main beam, which is penetrated in the bearing, and the main beam is used for installing the photovoltaic cell assembly;

A push rod mechanism, used for adjusting the angle of the photovoltaic cell assembly, at least two push rod mechanisms are arranged at intervals along the extension direction of the main beam, each of the push rod mechanisms includes: a push rod arm and a push rod assembly, the The push rod assembly includes a push rod mandrel, a push rod sleeved on the outer circumference of the push rod mandrel, and the push rod mandrel is threadedly matched with the push rod, so that the push rod mandrel rotates while driving the push rod. The push rod telescopically moves, one end of the push rod arm is fixedly connected with the main beam, and the other end of the push rod arm is rotatably connected with the push rod assembly;

a transmission mechanism, the transmission mechanism includes at least two first rotating parts coaxially arranged with each of the push rod mandrels and a second rotating part spaced interlaced with the mandrels of the first rotating parts, the The first rotating member rotates in mesh with the second rotating member, and the second rotating member rotates under the driving of the driving assembly, which drives the at least two first rotating members to rotate synchronously with the corresponding push rod mandrels.

In this embodiment, preferably, the first rotating member is a worm gear member, and the second rotating member includes at least two worm members adapted to the first rotating member and connected to two adjacent worm members. A connecting rod between the worm member and the connecting rod is hingedly connected.

In this embodiment, preferably, the first rotating member is a mandrel provided with a first thread, the second rotating member is a rod member provided with a second thread at a corresponding position, and the first rotating member is The thread is adapted and connected with the second thread of the second rotating member.

In this embodiment, preferably, the first rotating member is a first gear member, the second rotating member is a second gear member adapted to the first gear member, and two adjacent second gears The components are connected by connecting rods.

In this embodiment, preferably, the push rod mechanism further includes a push rod seat, the push rod seat is connected to the push rod assembly, and the push rod seat is arranged on the upright column.

In this embodiment, preferably, the push rod mechanism further includes a push rod seat, the push rod seat is connected to the push rod assembly, the push rod seat is arranged on a base, and the base is fixed underground.

In this embodiment, preferably, the push rod seat is provided with a first cavity shell and a second cavity shell, and the first cavity shell is used to fix the push rod mandrel, the push rod and the first rotation The second cavity shell is used to fix the second rotating piece, and the first cavity shell is connected with the second cavity shell.

In this embodiment, preferably, the push rod is provided with a hollow cavity, the interior of the cavity is provided with a threaded structure, and the push rod mandrel is threadedly matched with the push rod.

In this embodiment, preferably, the push rod assembly further includes a housing, a drive nut arranged in the housing and threadedly engaged with the push rod mandrel, the push rod part is disposed in the housing, and One end of the push rod is connected with the transmission nut.

In this embodiment, preferably, a plurality of sliding bearings are provided inside the housing, and the push rod is inserted through the sliding bearings.

The utility model provides a push rod type photovoltaic tracking device, which can bring at least one of the following beneficial effects:

1. In this utility model, multiple push rod mechanisms are driven synchronously to realize synchronous expansion and contraction of the entire push rod system, ensuring the synchronization, safety and stability of the operation of the photovoltaic tracking device; at the same time, a single person can quickly adjust, saving manpower , saving costs.

2. In this utility model, the photovoltaic tracking device is driven by a push rod, which has a simple structure and is easy to install. The photovoltaic tracking device is driven by a worm gear, so that the photovoltaic tracking device has a self-locking function, which ensures the stability and safety of the photovoltaic tracking device. sex.

Description of drawings

FIG. 1 is a schematic structural diagram of the push rod type photovoltaic tracking device of the present embodiment.

FIG. 2 is a schematic structural diagram of the installation of the connecting rod and the push rod mechanism in this embodiment.

FIG. 3 is a schematic structural diagram of the push rod mechanism of this embodiment.

FIG. 4 is a schematic diagram of the installation structure of the connecting rod in this embodiment.

FIG. 5 is a schematic structural diagram of the installation of the column and the main beam in this embodiment.

FIG. 6 is a schematic structural diagram of the installation of the purlin and the main beam in this embodiment.

FIG. 7 is a schematic structural diagram of the installation of the column, the purlin and the main beam in this embodiment.

FIG. 8 is a schematic structural diagram of the installation of the photovoltaic cell assembly in this embodiment.

Description of reference numbers:

1. Column, 11. Drive column, 12. Support column, 2. Main beam, 21. Main beam connector, 3. Bearing seat, 31. Bearing, 4. Push rod mechanism, 41. Push rod arm, 411. Section One side arm, 412. Second side arm, 413. First push rod arm hoop, 414. Second push rod arm hoop, 415. Rotary rod, 42. Push rod, 421. Push rod, 422. Sliding bearing , 423. Transmission nut, 424. Push rod mandrel, 425. Worm gear, 426. Worm, 427. Housing, 43. Push rod seat, 5. Connecting rod, 6. Purlin, 61. First inclined beam, 62. The second inclined beam, 63. Depressing rod, 64. Connecting rod, 7. Photovoltaic cell module.

Detailed ways

While the invention may readily be embodied in various forms of embodiment, only some of the specific embodiments are shown in the drawings and will be described in detail in this specification, while it is to be understood that this specification should be construed as a are illustrative of the principles of the invention and are not intended to limit the invention to that described herein.

Thus, a reference to a feature in this specification will be used to describe one of the features of an embodiment of the invention and not to imply that every embodiment of the invention must have the described feature. Furthermore, it should be noted that this specification describes a number of features. Although certain features may be combined together to illustrate possible system designs, these features may also be used in other combinations not explicitly stated. Thus, unless otherwise stated, the combinations described are not intended to be limiting.

In the embodiments shown in the drawings, directional indications (such as up, down, left, right, front and rear) are used to explain the structure and movement of the various components of the present invention are not absolute but relative. These descriptions are appropriate when the components are in the positions shown in the drawings. If the description of the positions of these components changes, the indications of these directions change accordingly.

The preferred embodiments of the present utility model will be further elaborated below in conjunction with the accompanying drawings of the present specification.

In the first embodiment, as shown in FIG. 1 and FIG. 2 , this embodiment provides a push rod type photovoltaic tracking device including: a column 1 , a bearing seat 3 , a main beam 2 , a push rod mechanism 4 and a transmission mechanism. The upright column 1 is made of channel steel or steel pipe, and the lower end of the upright column 1 is deeply buried in the ground to keep the upright column 1 stable. The bearing seat 3 is fixed on the upright column 1 by screws, and a bearing 31 is nested inside the bearing seat 3, and the bearing 31 can be a plastic bearing. As shown in FIG. 8 , the main beam 2 is passed through the bearing 31 , and a plurality of photovoltaic cell assemblies 7 are mounted on the main beam 2 along the extending direction thereof. The main beam 2 is a round steel pipe, square steel pipe or other structural pipe.

The push rod mechanism 4 is used to adjust the angle of the photovoltaic cell assembly 7. At least two push rod mechanisms 4 are arranged at intervals along the extending direction of the main beam 2. Each push rod mechanism 4 includes: a push rod arm 41 and a push rod assembly. The rod assembly includes a push rod mandrel 44, a push rod 42 sleeved on the outer periphery of the push rod mandrel 44, and the push rod mandrel 44 is threadedly matched with the push rod 42, so that the push rod mandrel 44 rotates and drives the push rod 42 to expand and contract. When moving, one end of the push rod arm 41 is fixedly connected with the main beam 2 , and the other end of the push rod arm 41 is rotatably connected with the push rod assembly. The transmission mechanism includes at least two first rotating members coaxially arranged with each push rod mandrel 44 and a second rotating member spatially staggered with the mandrel of the first rotating member, and the first rotating member is engaged with the second rotating member Rotating, the second rotating member rotates under the driving of the driving component, which drives at least two first rotating members to rotate synchronously, and then drives the corresponding push rod mandrel 44 to rotate synchronously, so as to realize the axial multi-point synchronous driving of the main beam 2 and disperse the main beam 2. Torque on beam 2.

Preferably, as shown in FIG. 3 , the first rotating member is a worm wheel 425 , the second rotating member is provided with at least two worms 426 adapted to the first rotating member, a connecting rod is provided between the plurality of worms 426 , and the worms 426 Connected to the connecting rod via a hinge. In another variant, the first rotating member is a mandrel provided with a first thread, the second rotating member is a rod member provided with a second thread at a corresponding position, the first thread of the first rotating member and the first thread of the second rotating member. Two-threaded adapter connection. In another variant, the first rotating member is a first gear member, the second rotating member is a second gear member adapted to the first gear member, and two adjacent second gear members are connected via a connecting rod.

Specifically, the push rod mechanism 4 includes: a push rod arm 41 , a push rod assembly and a push rod seat 43 . Wherein, as shown in FIG. 1 , the push rod arm 41 includes first and second side arms 411 and 412 , the first and second side arms 411 and 412 are long steel plates, and the first and second side arms 411 and 412 They are located on both sides of the bearing housing 3 respectively. One ends of the first and second side arms 411 and 412 are respectively connected with the first and second push rod arm hoops 413 and 414 , and the first and second push rod arm hoops 413 and 414 are fixedly connected to the main beam 2 by screws. . The other ends 411 and 412 of the first and second side arms are respectively provided with first and second installation holes, the rotating rod 415 is rotatably connected to the push rod arm 41 through the first and second installation holes, and the rotating rod 415 is connected to the push rod 421 fixed connection. Reinforcing ribs are welded on the upper and lower sides of the first and second side arms 411 and 412 .

As shown in FIG. 3 , the push rod assembly includes a hollow casing and a push rod 421 , a sliding bearing 422 , a transmission nut 423 and a push rod mandrel 424 arranged inside the casing. The sliding bearing 422 is fixed on the casing of the push rod assembly Inside, the push rod 421 passes through the sliding bearing 422 , the right end of the push rod 421 is fixedly connected with the transmission nut 423 , and the left end of the push rod 421 protrudes from the casing of the push rod assembly. The transmission nut 423 is sleeved on the push rod mandrel 424 and can reciprocate along the axis direction of the push rod mandrel 424 . Wherein, the push rod 421 may be a hollow tubular shape, and the left end of the push rod mandrel 424 penetrates inside the push rod 421 . The right end of the push rod assembly is fixedly connected to the housing 427 , and the housing 427 is provided with a worm wheel 425 and a worm 426 inside. The housing 427 includes a first cavity shell and a second cavity shell. The first cavity shell is used to fix the push rod mandrel 424, the push rod assembly and the turbine 425; the second cavity shell is used to fix the worm 426, and the first cavity shell The second cavity shell is detachably connected or integrally formed.

As shown in FIG. 3 , the worm wheel 425 is fixedly connected to the right end of the push rod mandrel 424 , the worm wheel 425 is adapted and connected to the worm 426 , and the worm 426 is fixedly connected to the connecting rod 5 . The rotating connecting rod 5 drives the worm wheel 425 to drive the push rod mandrel 424 to rotate, and the push rod mandrel 424 drives the push rod 421 to reciprocate in the axial direction of the push rod mandrel. The push rod seat 43 has a U-shaped structure. The U-shaped portion of the push rod seat 43 is clamped on opposite sides of the housing 427 and connected by bolts, so that the push rod seat 43 and the housing 427 are rotatably connected. The U-shaped portion of the push rod seat 43 The bottom is fixedly connected with the column 1 . The push rod seat 43 can also be arranged on the base, and the base is deeply buried in the ground. The connecting rod 5 can be connected to the handle, and the rotation of the main beam 2 can be realized by manually rotating the connecting rod 5;

In the second embodiment, as shown in FIG. 4 , on the basis of the first embodiment, there are a plurality of uprights 1 , the plurality of uprights 1 are placed along the extension direction of the main beam 2 , and a push rod mechanism is provided on the plurality of uprights 1 4. The worms 426 in the multiple push rod mechanisms 4 are fixedly connected through the connecting rod 5, and rotating the connecting rod 5 can drive the multiple push rod mechanisms 4 to expand and contract synchronously. One end of the connecting rod 5 is provided with a driving assembly, the driving end of the driving assembly is fixedly connected with the connecting rod 5, and the driving assembly drives the connecting rod 5 to rotate and drive the plurality of push rod mechanisms 4 to expand and contract synchronously. Preferably, there are multiple main beams 2 , and the multiple main beams 2 are fixedly connected through the main beam connecting member 21 . There are a plurality of uprights 1 , and the plurality of uprights 1 are placed along the extending direction of the main beam 2 . The column 1 includes a driving column 11 and a plurality of supporting columns 12. The plurality of supporting columns 12 and the driving column 11 are placed along the extension direction of the main beam 2. The push rod mechanism 4 is installed on the driving column 11. The main beam 2 is connected to the main beam 2 through the bearing seat 3. The support column 12 is rotatably connected. The connecting rod 5 extends along the axis direction of the main beam, and is connected to a plurality of push rod mechanisms 4 . The connecting rod 5 is connected to the driving assembly, and the connecting rod 5 is rotated through the driving assembly to realize the synchronous rotation of the plurality of main beams 2 . In this embodiment, a plurality of push rod mechanisms 4 are connected and driven synchronously by connecting rods 5, so as to realize synchronous expansion and contraction of the plurality of push rod mechanisms 4, and ensure the synchronization, safety and stability of the operation of the photovoltaic tracking device.

In the third embodiment, as shown in FIG. 6 , on the basis of the first and second embodiments, the main beam 2 is provided with purlins 6, the purlins 6 are in the shape of "ji", and the purlins 6 are vertically and fixedly connected to the main beam 2, and the photovoltaic The battery pack 7 is fixed on the purlin 6 . Preferably, the lower side of the purlin 6 is provided with first and second inclined beams 61 and 62, a lower pressure rod 63 and a connecting rod 64, and the left end of the first inclined beam 61 is fixedly connected with the left end of the purlin 6 by screws. The right end of the beam 61 and the left end of the pressing rod 63 are fixedly connected by screws; the right end of the second inclined beam 62 is fixedly connected with the right end of the purlin 6 by screws, and the left end of the second inclined beam 62 and the right end of the pressing rod 63 are fixed by screws Connection; the purlin 6 and the lower pressure rod 63 are parallel to clamp the main beam 2 between the two, so that the purlin 6 is located on the upper side of the main beam 2, and the lower pressure rod 63 is located on the lower side of the main beam 2. The left and right sides of the main beam 2 are respectively provided with connecting rods 64, the upper end of the connecting rod 64 is fixedly connected with the purlin 6, and the lower end of the connecting rod 64 is fixedly connected with the pressing rod 63, which clamps the left and right sides of the main beam 2 on the two sides. between the connecting rods 64 . In this way, the fixed connection between the main beam 2 and the purlin is realized.

Preferably, as shown in FIG. 7 , there are multiple purlins 6 , the multiple purlins 6 are evenly arranged on the main beam 2 , the multiple photovoltaic cell assemblies 7 are respectively fixed on the corresponding purlins 6 , and the multiple photovoltaic cells 7 are located in the same on flat surface.

It should be noted that the above embodiments can be freely combined as required. The above are only the preferred embodiments of the present invention. It should be pointed out that for those skilled in the art, without departing from the principles of the present invention, several improvements and modifications can be made. These improvements and Retouching should also be regarded as the protection scope of the present invention.

Claims (10)

1. A pusher-bar photovoltaic tracking device, comprising:

the upright post is fixed on the ground;

the bearing block is arranged on the upright post, and a bearing is nested in the bearing block;

the main beam penetrates through the bearing and is used for mounting a photovoltaic cell assembly;

push rod mechanism for adjust photovoltaic cell subassembly's angle, two at least push rod mechanisms follow the extending direction interval of girder sets up, every push rod mechanism includes: the push rod assembly comprises a push rod mandrel and a push rod sleeved on the periphery of the push rod mandrel, the push rod mandrel is in threaded fit with the push rod, so that the push rod mandrel rotates and simultaneously drives the push rod to move in a stretching mode, one end of the push rod arm is fixedly connected with the main beam, and the other end of the push rod arm is rotatably connected with the push rod assembly;

drive mechanism, drive mechanism include with every two at least first rotating member of the coaxial setting of push rod dabber and with the second rotating member of the spindle space staggered arrangement of first rotating member, first rotating member with the meshing of second rotating member rotates, the second rotating member rotates under drive assembly's drive, drives two at least first rotating members and corresponding the synchronous rotation of push rod dabber.

2. The putter-type photovoltaic tracking device of claim 1, wherein:

the first rotating piece is a worm gear member, the second rotating piece comprises at least two worm members matched with the first rotating piece and a connecting rod connected between two adjacent worm members, and the worm members are connected with the connecting rod through hinges.

3. The putter-type photovoltaic tracking device of claim 1, wherein:

the first rotating piece is a mandrel provided with first threads, the second rotating piece is a rod piece provided with second threads at the corresponding position, and the first threads of the first rotating piece are in adaptive connection with the second threads of the second rotating piece.

4. The putter-type photovoltaic tracking device of claim 1, wherein:

the first rotating piece is a first gear component, the second rotating piece is a second gear component matched with the first gear component, and two adjacent second gear components are connected through a connecting rod.

5. The putter-type photovoltaic tracking device of claim 1, wherein:

the push rod mechanism further comprises a push rod seat, the push rod seat is connected with the push rod assembly, and the push rod seat is arranged on the stand column.

6. The putter-type photovoltaic tracking device of claim 1, wherein:

the push rod mechanism further comprises a push rod seat, the push rod seat is connected with the push rod assembly, the push rod seat is arranged on the base, and the base is fixed underground.

7. The putter-type photovoltaic tracking device of claim 5 or 6, wherein:

the push rod seat is provided with a first cavity shell and a second cavity shell, and the first cavity shell is used for fixing the push rod mandrel, the push rod and the first rotating piece; the second cavity shell is used for fixing the second rotating piece, and the first cavity shell is connected with the second cavity shell.

8. The putter-type photovoltaic tracking device of claim 1, wherein:

the push rod is provided with a hollow cavity, and a thread structure is arranged inside the cavity.

9. The putter-type photovoltaic tracking device of claim 1, wherein:

the push rod assembly further comprises a shell and a transmission nut arranged in the shell and in threaded fit with the push rod mandrel, the push rod part is arranged in the shell, and one end of the push rod is connected with the transmission nut.

10. The putter-type photovoltaic tracking device of claim 9, wherein:

the inside of casing is equipped with a plurality of slide bearings, the push rod wears to establish in the slide bearing.

Images