CN216016798U

CN216016798U - Linkage type portable and easy-to-install single-shaft tracking photovoltaic power station

Info

Publication number: CN216016798U
Application number: CN202121550765.4U
Authority: CN
Inventors: 殷凤乾; 殷怀军; 汪振斌; 王小安
Original assignee: Jiangsu Yanshan Photovoltaic Equipment Co ltd
Current assignee: Jiangsu Yanshan Photovoltaic Equipment Co ltd
Priority date: 2021-07-09
Filing date: 2021-07-09
Publication date: 2022-03-11
Anticipated expiration: 2031-07-09

Abstract

The utility model discloses a linkage type portable and easy-to-install single-axis tracking photovoltaic power station, which comprises single-axis tracking photovoltaic power generation devices which are arranged into a plurality of rows and columns, wherein photovoltaic components in each power generation device are installed on a rectangular main beam through a cross beam, the rectangular main beam is installed in a circular-segment-shaped inner ring body on a main beam bearing, and a bearing fixing cover is installed on the plane of a gap of the inner ring body; the inner ring body is rotatably supported on a bearing seat body with a semicircular upper part through a roller, and a bearing seat cover is arranged at the upper end of the bearing seat body; the lower part of the bearing seat body is supported on an adjustable support which is arranged on the upright post in a left-right adjustable way through an adjusting screw rod and an adjusting nut; each upright post is provided with a liquid level meter communicated through a communicating pipe, and the bearing seat body is provided with a corresponding liquid level pointer. The utility model can not only ensure that the centralized linkage tracking process of each single-shaft tracking photovoltaic power generation device is flexible and light, but also ensure that the installation and the adjustment are convenient and fast and the efficiency is high.

Description

Linkage type portable and easy-to-install single-shaft tracking photovoltaic power station

Technical Field

The utility model relates to a photovoltaic power generation power station power generation device, in particular to a photovoltaic power station power generation device capable of carrying out concentrated linkage tracking on the position of the sun.

Background

In the photovoltaic power station generating equipment consisting of a plurality of tracking type photovoltaic generating devices, a component support for mounting a photovoltaic component in each tracking type photovoltaic generating device can timely change the mounting angle position around a rotating shaft under the driving of a centralized linkage tracking driving device, so that the light receiving surface of the photovoltaic component can be perpendicular to the sun rays as much as possible, more solar radiation is received, and the centralized linkage driving device for driving each tracking type photovoltaic generating device to perform tracking motion is in transmission connection with each tracking type photovoltaic generating device through a driving component.

The common tracking type photovoltaic power generation device is a single-shaft tracking photovoltaic power generation device, a photovoltaic module is arranged on a main beam through a plurality of cross beams, the main beam is rotatably supported on an upright post through a rotating shaft, most of the rotating shaft and the upright post are arranged and connected through a bearing, the rotating shaft which is subjected to finish machining needs to be arranged on the main beam, the manufacturing and the processing are troublesome, the rotating shaft and the bearing are required to be spliced along the length direction during the installation, the installation process is slow, and the efficiency is low; in order to ensure the flexibility of the rotation of the main beam, the rotating shafts between the main beam and each upright post must be ensured to be positioned on the same axis, and the flexibility of the rotation of the main beam must be ensured by on-site adjustment, wherein the height position of each upright post is adjusted to ensure that the rotating shafts between the main beam and each upright post are positioned at the same horizontal position, and the left and right positions between each upright post and the main beam are adjusted to ensure that the axes of the rotating shafts between the main beam and each upright post are positioned on the same vertical plane.

In the photovoltaic power generation power station equipment with centralized linkage tracking consisting of a plurality of tracking type photovoltaic power generation devices, the flexibility of tracking adjustment of each tracking type power generation device is ensured, the height of a main beam for installing a linkage tracking driving arm in each tracking type photovoltaic power generation device is ensured to be equal to the height of the main beam, whether rotating shafts between each main beam and a plurality of stand columns are in the same horizontal position cannot be determined due to lack of a reference object in the installation and adjustment process, the adjustment between a plurality of stand columns and the main beam is carried out by experience and hand feeling, the installation difficulty is higher, and the installation efficiency is lower.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide a linkage type light and easy-to-install single-shaft tracking photovoltaic power station, which not only can ensure that the centralized linkage tracking process of each single-shaft tracking photovoltaic power generation device is flexible and light, but also can ensure that the installation and the adjustment are convenient and fast and the efficiency is high.

1. In order to solve the technical problems, the utility model provides a linkage type light and easy-to-install single-shaft tracking photovoltaic power station, which comprises a plurality of rows of light and easy-to-install single-shaft tracking photovoltaic power generation devices, each light and easy-to-install single-shaft tracking photovoltaic power generation device comprises a photovoltaic component, each photovoltaic component is installed on a rectangular main beam through a plurality of cross beams, a tracking driving arm is connected on the rectangular main beam, the tracking driving arm in each light and easy-to-install single-shaft tracking photovoltaic power generation device is in transmission connection with a tracking driving device, at least two main beam bearings are installed on the rectangular main beam, each main beam bearing comprises an inner ring body, the cross section of each inner ring body is in a segmental shape, a main beam clamping groove is arranged on each inner ring body, the length direction of each main beam clamping groove is parallel to the axial direction of each inner ring body, each rectangular main beam is clamped in the main beam clamping groove, and a bearing fixing cover is installed on the notch plane of each segmental inner ring body, the shape of an inner cavity defined by the inner side surface of the bearing fixing cover and the main beam clamping groove corresponds to the shape of the section of the rectangular main beam; the inner ring body is provided with a plurality of rollers which are uniformly distributed along the circumferential direction of the inner ring body, the inner ring body is rotatably supported on the bearing seat body through the rollers, the upper part of the bearing seat body is in a semicircular shape, the upper end of the bearing seat body is provided with a bearing seat cover, and the bearing fixing cover is positioned in the bearing seat cover; the lower part of the bearing seat body is provided with an adjusting screw, the bearing seat body is supported on an adjustable support through an adjusting nut screwed with the adjusting screw, a nut stop mechanism is arranged between the adjusting nut and the adjustable support, and the adjustable support can be installed and fixedly connected on the upright post in a left-right adjusting way.

In the structure, because at least two girder bearings are arranged on the rectangular girder, each girder bearing comprises an inner ring body, the cross section of each inner ring body is in a segmental shape, a girder clamping groove is arranged on each inner ring body, the length direction of each girder clamping groove is parallel to the axial direction of each inner ring body, each rectangular girder clamping groove is inserted into the corresponding girder clamping groove, a bearing fixing cover is arranged on the notch plane of each segmental inner ring body, the shape of an inner cavity formed by the inner side surface of each bearing fixing cover and the corresponding girder clamping groove corresponds to the cross section shape of the rectangular girder, the component support can be directly connected with the girder bearings in an installing mode through the rectangular girder, the girder bearings are not connected with the girder bearings through rotating shafts needing finish machining, the installing and connecting structure is greatly simplified, the inner ring bodies of the girder bearings are connected with the girder through the girder clamping grooves, and the installing process between the girder bearings and the rectangular girder bearings which are usually needed to be completed through inserting along the length direction of the rectangular girder is changed The girder clamping groove of radially pegging graft rectangle girder and inner circle body for direct along the girder bearing can, it is very convenient to install, and the girder bearing can be installed at the arbitrary axial position of rectangle girder, the installation required precision in length direction between the stand that is used for installing the girder bearing and the rectangle girder has been reduced, it is more convenient to make the installation, the installation effectiveness has further been improved, the bearing fixed cover of installation makes and can fix between inner circle body and the rectangle girder on the breach plane of circle default form inner circle body, also make the inner circle body self that is equipped with the girder clamping groove can keep the stability of structure simultaneously.

The inner ring body is provided with a plurality of rollers which are uniformly distributed along the circumferential direction of the inner ring body, the inner ring body is rotatably supported on the bearing seat body through the rollers, the upper part of the bearing seat body is in a semicircular shape, the upper end of the bearing seat body is provided with the bearing seat cover, and the bearing fixing cover is positioned in the bearing seat cover, so that the arranged rollers can ensure that the inner ring body and the bearing seat body can conveniently and flexibly run, and compared with a bearing using sliding friction, the tracking motion resistance of the component bracket is reduced, and the energy consumption of driving power is also reduced; for the support of the component support with the tracking motion range of less than 180 degrees, the central angle corresponding to two outermost rollers in the rollers arranged on the segmental inner ring body is more than 180 degrees, so that the use requirement can be well met; the bearing seat body with the semicircular upper part can meet the supporting requirement of an assembly support with a tracking motion range smaller than 180 degrees, the bearing can be conveniently installed, the inner ring body can be directly inserted from the radial direction in the installation process, and the integrity of the main beam bearing and the stability of the structure are ensured by the arranged bearing seat cover.

The adjustable support is fixedly connected to the upright post in a left-right adjustable manner, the bearing seat body can be lifted or lowered through the adjusting screw rod by rotating the adjusting screw rod, so that the height position of the bearing seat body can be conveniently adjusted, the bearing seat body arranged on each upright post can enable each main beam bearing to be in the same height position through the adjustment, the nut locking mechanism arranged between the adjusting screw rod and the adjustable support is used for locking the nut after the adjustment is finished, the long-term maintenance of the same height position of each main beam bearing is ensured, and compared with the conventional adjusting structure for adjusting the height position of the upright post, the adjusting process is more convenient, The operation is easy.

In a further embodiment of the utility model, the liquid level meters are arranged on the stand columns, the liquid level pointers corresponding to the liquid level meters are arranged on the bearing seat bodies, and the liquid level meters on the stand columns are communicated through the communicating pipes. Because the liquid level meters are arranged on the stand columns, the liquid level pointers corresponding to the liquid level meters are arranged on the bearing seat bodies, the liquid level meters on the stand columns are communicated through the communicating pipes, the liquid level meters which are arranged on the stand columns and are communicated through the communicating pipes provide a reference system for adjusting the height positions of the bearing seat bodies on the stand columns, the liquid levels in the mutually communicated liquid level meters are equal in height, the consistency of the distances from the centers of semicircular upper semicircular holes of the bearing seat bodies to the lower ends of the liquid level pointers is ensured only in the manufacturing process of the photovoltaic power generation devices, the height of the rotating axes between the main beams and the stand columns in the photovoltaic power generation devices and the height between the main beams in the portable and easily-installed single-shaft tracking photovoltaic power generation devices can be conveniently ensured by adjusting the height positions of the bearing seat bodies to point to the liquid level positions in the installation process, and the requirement of linkage-driven tracking motion is met, the installation efficiency of the power station can be greatly improved.

In a preferred embodiment of the present invention, an axis of an inner cavity enclosed by the inner side surface of the bearing fixing cover and the main beam clamping groove is located on an axis of the inner ring body. By adopting the embodiment, the rotation center of the inner ring body is the rotation center of the rectangular main beam, which is beneficial to improving the stability of the whole structure.

In another preferred embodiment of the present invention, convex edges are respectively disposed on two sides of the outer periphery of the inner ring body, and two ends of the roller are rotatably supported on the two convex edges; the upper part of the bearing seat body, which is semicircular, is positioned between the two convex edges, and the width of the semicircular upper part of the bearing seat body corresponds to the distance between the two convex edges. By adopting the embodiment, the axial positioning requirement between the inner ring body and the bearing seat body is met, and the arranged convex edge can facilitate the installation of the roller.

In a further preferred embodiment of the present invention, an inner hole of an upper portion of the bearing housing having a semicircular ring shape is fitted to each roller. By adopting the embodiment, the bearing seat body can stably and reliably support the inner ring body in a rotating way through the rollers.

In another preferred embodiment of the present invention, the adjusting screw rod disposed at the lower portion of the bearing seat body is inserted into the adjustable support, and the adjusting nut is disposed on the upper side surface of the adjustable support. By adopting the embodiment, the bearing seat body and the adjustable support are convenient to connect.

In a further preferred embodiment of the present invention, an upright column clamping groove is provided at a lower portion of the adjustable support, the adjustable support is sleeved on the upright column through the upright column clamping groove, and the adjustable support is fixedly connected with the upright column through a bolt and a nut. By adopting the embodiment, the adjustable support and the upright post are conveniently connected and are stably and reliably connected.

In a further preferred embodiment of the present invention, the cross section of the pillar is rectangular, and a kidney-shaped hole for passing through the fixing bolt of the adjustable support is formed in the pillar, and the long diameter direction of the kidney-shaped hole is horizontally arranged. By adopting the embodiment, the upright post with the rectangular cross section can be stably and reliably inserted and connected with the upright post clamping groove of the adjustable support, and the adjustable support is convenient to adjust the left and right positions.

In yet another preferred embodiment of the present invention, the nut locking mechanism is a nut pressing plate mounted on the pillar. By adopting the embodiment, the nut pressing plate is used as the nut stop mechanism, so that the adjusting nut can be tightly pressed on the adjustable support and is fixedly connected with the adjustable support and the upright post, the structure is simple, and the reliable locking of the adjusting nut can be ensured.

In still another preferred embodiment of the present invention, a connection pipe joint is provided at a lower portion of the liquid level gauge, and the liquid level gauge is connected to the connection pipe through the connection pipe joint. By adopting the embodiment, the installation connection between the communicating pipe and the liquid level meter can be facilitated, and the communicating pipe can be conveniently withdrawn after the power station is installed.

Drawings

The utility model is further described in detail with reference to the drawings and specific embodiments.

FIG. 1 is a schematic structural view of a specific embodiment of a linkage type portable and easy-to-install single-axis tracking photovoltaic power station of the present invention;

FIG. 2 is a side view of the structure shown in FIG. 1;

FIG. 3 is an enlarged partial view of the main beam bearing portion of the structure of FIG. 1;

fig. 4 is an axial cross-sectional view of fig. 3.

In the figure: the method comprises the following steps of 1-light and easy-to-install single-shaft tracking photovoltaic power generation device, 2-photovoltaic component, 3-beam, 4-rectangular main beam, 5-inner ring body, 6-main beam bearing, 7-bearing seat body, 8-upright post, 9-tracking driving arm, 10-tracking driving device, 11-linkage rod, 12-communicating pipe, 13-liquid level meter, 14-adjustable support, 15-nut stop mechanism, 16-adjusting nut, 17-adjusting screw, 18-liquid level pointer, 19-communicating pipe joint, 20-roller, 21-main beam clamping groove, 22-bearing fixing cover, 23-bearing seat cover, 24-convex edge, 25-waist-shaped hole and 26-upright post clamping groove.

Detailed Description

In the linkage type portable and easy-to-install single-shaft tracking photovoltaic power station shown in the figures 1 and 2, portable and easy-to-install single-shaft tracking photovoltaic power generation devices 1 are arranged into a plurality of rows and columns, each portable and easy-to-install single-shaft tracking photovoltaic power generation device 1 comprises photovoltaic modules 2, each photovoltaic module 2 is installed on a rectangular main beam 4 through a plurality of cross beams 3 along the length direction of the rectangular main beam 3, the rectangular main beam 4 is supported on a stand column 8 through a main beam bearing 6, the rectangular main beam 4 is connected with tracking driving arms 9, the tracking driving arms 9 in the portable and easily-installed single-axis tracking photovoltaic power generation devices 1 are in transmission connection with a tracking driving device 10 through linkage rods 11, the tracking driving device 10 drives the rectangular main beam 4 in the portable and easily-installed single-axis tracking photovoltaic power generation devices 1 to swing through the linkage rods 11, therefore, the photovoltaic modules 2 on the portable and easily-installed single-axis tracking photovoltaic power generation device 1 in the photovoltaic power station can track the position of the sun in a linkage manner.

In each portable and easy-to-install single-axis tracking photovoltaic power generation device 1, the rectangular main beam 4 can be formed by splicing a plurality of rectangular pipes, at least two main beam bearings 6 are installed on the rectangular main beam 4, each main beam bearing 6 comprises an inner ring body 5, each inner ring body 5 is a segmental columnar member with a segmental cross section, each segmental columnar member is formed by cutting off an arched body on a cylinder, and a plane formed by cutting off the arched body on the cylinder can be called as a notch plane of the segmental columnar member, and the notch plane is shown in fig. 3 and 4. A main beam clamping groove 21 is formed in the inner ring body 5, the length direction of the main beam clamping groove 21 is parallel to the axial direction of the inner ring body 5, the rectangular main beam 4 is clamped in the main beam clamping groove 21, a bearing fixing cover 22 is installed on the notch plane of the segmental inner ring body 5 through screws, the shape of an inner cavity formed by the inner side surface of the bearing fixing cover 22 and the main beam clamping groove 21 corresponds to the cross section shape of the rectangular main beam 4, and the axis of the inner cavity formed by the inner side surface of the bearing fixing cover 22 and the main beam clamping groove 21 is located on the axis of the inner ring body 5; the inner ring body 5 is provided with a plurality of rollers 20, each roller 20 is uniformly distributed along the circumferential direction of the inner ring body 5, as an optimal implementation mode, both sides of the periphery of the inner ring body 5 are respectively provided with convex edges 24, each convex edge 24 is in a segment ring shape, both sides of the inner ring body 5 are provided with concave convex edge mounting steps, the convex edges 24 are embedded and fixedly connected in the corresponding mounting steps, both ends of each roller 20 are rotatably supported on the corresponding convex edges 24, the outer diameter of each convex edge 24 is larger than the diameter of a circle tangent to the excircle of each roller 20, the central angle corresponding to the two outermost rollers 20 in the plurality of rollers 20 is larger than 180 degrees, the inner ring body 5 is provided with concave parts corresponding to the rollers 20 so as to avoid the mounting space of the rollers 20, both sides of the bearing fixing cover 22 are respectively provided with clamping edges clamped on the outer sides of the convex edges 24, and the clamping edges of each side are respectively arranged on both sides of the main beam clamping grooves 21.

The inner ring body 5 is rotatably supported on the bearing seat body 7 through the rollers 20, the upper part of the bearing seat body 7 is in a semicircular shape, the upper part of the bearing seat body 7 in the semicircular shape is positioned between the two convex edges 24, the width of the upper part of the bearing seat body 7 in the semicircular shape corresponds to the distance between the two convex edges 24, and semicircular inner holes in the upper part of the bearing seat body 7 in the semicircular shape are attached to the rollers 20; a bearing seat cover 23 is arranged at the upper end of the bearing seat body 7 through a bolt, the lower part of an inner hole of the bearing seat cover 23 is provided with two arc hole sections, the radius of the two arc hole sections is the same as that of a semicircular inner hole of the bearing seat body 7 and can be attached to the roller 20 in the same way, the upper part of the inner hole of the bearing seat cover 23 is provided with a rectangular groove section, the space size of the rectangular groove section corresponds to the periphery of the bearing fixing cover 22, and the bearing fixing cover 22 is positioned in the bearing seat cover 23; an adjusting screw 17 is arranged at the lower part of the bearing seat body 7, the bearing seat body 7 is supported on an adjustable support 14 through an adjusting nut 16 screwed with the adjusting screw 17, a nut stop mechanism 15 is arranged between the adjusting nut 16 and the adjustable support 14, the nut stop mechanism 15 can be simply a nut press plate arranged on the upright post 8, the adjustable support 14 can be arranged and fixedly connected on the upright post 8 in a left-right adjusting way, as the preferred embodiment, the adjusting screw 17 arranged at the lower part of the bearing seat body 7 is inserted on the adjustable support 14, the adjusting nut 16 is arranged on the upper side surface of the adjustable support 14, an upright post clamping groove 26 is arranged at the lower part of the adjustable support 14, the adjustable support 14 is sleeved on the upright post 8 through the upright post clamping groove 26, the adjustable support 14 is fixedly connected with the upright post 8 through a bolt and a nut, the cross section of the upright post 8 is rectangular, two side surfaces of the upright post 8 with the rectangular cross section are correspondingly attached to the side surfaces of the upright post clamping groove 26, the adjustable support 14 is fixedly connected with the upright post 8 through a bolt and a nut, a waist-shaped hole 25 for penetrating through an adjustable support fixing bolt is arranged on the upright post 8, and the waist-shaped hole 25 is horizontally arranged in the long-diameter direction so as to meet the requirement of adjusting the mounting position of the adjustable support 14 in the left and right directions.

The liquid level meter 13 is installed on the upright column 8, the liquid level meter 13 can be a transparent pipe simply, the bearing base 7 is provided with a liquid level pointer 18 corresponding to the liquid level meter 13, the lower end of the liquid level pointer 18 is close to the liquid level meter 13, the distance from the lower end of each liquid level pointer 18 to the center of the upper semicircular hole of the bearing base 7 is kept consistent through manufacturing and processing, the liquid level meters 13 on the upright columns 8 are communicated through a communication pipe 12, as a preferred embodiment, the lower part of the liquid level meter 13 is provided with a communication pipe joint 19, the liquid level meter 13 is communicated with the communication pipe 12 through the communication pipe joint 19, and the communication pipe 12 is preferably a plastic hose.

The above only illustrates some preferred embodiments of the present invention, but the present invention is not limited thereto and many modifications and changes can be made. Modifications and variations are possible in light of the above teachings or may be acquired from practice of the utility model and are to be considered within the scope of the following claims.

Claims

1. The utility model provides a linkage type is light easily installs single-axis tracking photovoltaic power plant, including arranging light easily installs single-axis tracking photovoltaic power generation device (1) of a plurality of ranks, each light easily installs single-axis tracking photovoltaic power generation device (1) and includes photovoltaic module (2), each photovoltaic module (2) are installed on rectangle girder (4) through a plurality of crossbeams (3), be connected with tracking actuating arm (9) on rectangle girder (4), tracking actuating arm (9) in each light easily installs single-axis tracking photovoltaic power generation device (1) are connected with tracking drive arrangement (10) transmission, its characterized in that: the rectangular main beam (4) is provided with at least two main beam bearings (6), each main beam bearing (6) comprises an inner ring body (5), the cross section of each inner ring body (5) is in a segmental shape, a main beam clamping groove (21) is formed in each inner ring body (5), the length direction of each main beam clamping groove (21) is parallel to the axial direction of each inner ring body (5), the rectangular main beam (4) is clamped in the corresponding main beam clamping groove (21), a bearing fixing cover (22) is installed on the notch plane of each segmental inner ring body (5), and the shape of an inner cavity formed by the inner side surface of each bearing fixing cover (22) and the corresponding main beam clamping groove (21) corresponds to the cross section shape of the rectangular main beam (4); the inner ring body (5) is provided with a plurality of rollers (20), the rollers (20) are uniformly distributed along the circumferential direction of the inner ring body (5), the inner ring body (5) is rotatably supported on the bearing seat body (7) through the rollers (20), the upper part of the bearing seat body (7) is semicircular, the upper end of the bearing seat body (7) is provided with a bearing seat cover (23), and the bearing fixing cover (22) is positioned in the bearing seat cover (23); an adjusting screw rod (17) is arranged at the lower part of the bearing seat body (7), the bearing seat body (7) is supported on an adjustable support (14) through an adjusting nut (16) which is screwed with the adjusting screw rod (17), a nut stop mechanism (15) is arranged between the adjusting nut (16) and the adjustable support (14), and the adjustable support (14) is installed and fixedly connected on the upright post (8) in a left-right adjustable manner.

2. The coordinated type is light easily installs single-axis tracking photovoltaic power plant of claim 1 characterized in that: the liquid level meter is characterized in that the upright columns (8) are provided with liquid level meters (13), liquid level pointers (18) corresponding to the liquid level meters (13) are arranged on the bearing base body (7), and the liquid level meters (13) on the upright columns (8) are communicated through communicating pipes (12).

3. The coordinated type is light easily installs single-axis tracking photovoltaic power plant of claim 1 characterized in that: the axis of an inner cavity enclosed by the inner side surface of the bearing fixing cover (22) and the main beam clamping groove (21) is positioned on the axis of the inner ring body (5).

4. The coordinated type is light easily installs single-axis tracking photovoltaic power plant of claim 1 characterized in that: convex edges (24) are respectively arranged on two sides of the periphery of the inner ring body (5), and two ends of the roller (20) are rotatably supported on the two convex edges (24); the upper part of the bearing seat body (7) which is semicircular ring is positioned between the two convex edges (24), and the width of the semicircular ring upper part of the bearing seat body (7) corresponds to the distance between the two convex edges (24).

5. The coordinated type is light easily installs single-axis tracking photovoltaic power plant of claim 1 characterized in that: the inner hole at the upper part of the semi-circular bearing seat body (7) is jointed with each roller (20).

6. The coordinated type is light easily installs single-axis tracking photovoltaic power plant of claim 1 characterized in that: an adjusting screw rod (17) arranged at the lower part of the bearing seat body (7) is inserted on the adjustable support (14), and the adjusting nut (16) is placed on the upper side surface of the adjustable support (14).

7. The coordinated type portable and easy-to-install single-axis tracking photovoltaic power plant of claim 1 or 6, characterized in that: an upright post clamping groove (26) is formed in the lower portion of the adjustable support (14), the adjustable support (14) is sleeved on the upright post (8) through the upright post clamping groove (26), and the adjustable support (14) is fixedly connected with the upright post (8) through a bolt and a nut.

8. The coordinated type is light easily installs single-axis tracking photovoltaic power plant of claim 1 characterized in that: the cross section of the upright post (8) is rectangular, a waist-shaped hole (25) for penetrating through the adjustable support fixing bolt is formed in the upright post (8), and the waist-shaped hole (25) is horizontally arranged in the long-diameter direction.

9. The coordinated type is light easily installs single-axis tracking photovoltaic power plant of claim 1 characterized in that: the nut stop mechanism (15) is a nut pressing plate arranged on the upright post (8).

10. The coordinated type is light easily installs single-axis tracking photovoltaic power plant of claim 2 characterized in that: the lower part of the liquid level meter (13) is provided with a communicating pipe joint (19), and the liquid level meter (13) is communicated with the communicating pipe (12) through the communicating pipe joint (19).