CN211908720U - Photovoltaic module support and photovoltaic device - Google Patents
Photovoltaic module support and photovoltaic device Download PDFInfo
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- CN211908720U CN211908720U CN202020873031.9U CN202020873031U CN211908720U CN 211908720 U CN211908720 U CN 211908720U CN 202020873031 U CN202020873031 U CN 202020873031U CN 211908720 U CN211908720 U CN 211908720U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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Abstract
The utility model discloses a photovoltaic module bracket, which comprises a basic bracket and a mounting bracket, wherein the mounting bracket is arranged on the basic bracket and is used for assembling a photovoltaic module; the mounting frame can rotate along the first direction or the reverse direction of the first direction when external force is applied, and automatically returns to the initial state when the external force is removed. In the photovoltaic module support, the mounting frame can rotate when being subjected to snow load or wind load after the photovoltaic module is assembled, so that the photovoltaic module support is prevented from being impacted due to the snow load or the wind load; meanwhile, the mounting rack automatically returns after the snow load or the wind load disappears, and normal power generation of the photovoltaic module is guaranteed. The utility model discloses still disclose the photovoltaic device of using above-mentioned photovoltaic module support, the long service life of photovoltaic module support, it is favorable in improving photovoltaic power plant life-span.
Description
Technical Field
The utility model relates to a photovoltaic product technology field, more specifically say, relate to a photovoltaic module support, still relate to a photovoltaic device.
Background
A photovoltaic power station is a power station that uses photovoltaic cell modules to generate electricity from solar energy. Photovoltaic power plant generally sets up in the open-air place that the people are rare extremely, and open-air place snow is big, and photovoltaic power plant long-term operation back photovoltaic module support receives wind load, the impact of snow load great, probably influences photovoltaic power plant's life-span.
In summary, the problem to be solved by those skilled in the art needs to be solved how to provide a photovoltaic module bracket capable of alleviating impact of wind and snow loads.
SUMMERY OF THE UTILITY MODEL
In view of the above, the utility model provides a photovoltaic module support, the mounting bracket can rotate when receiving wind load or snow load after assembling the photovoltaic module, reduce or even eliminate the impact that the photovoltaic module support receives; meanwhile, the mounting rack automatically returns after the wind load or the snow load disappears, and normal power generation of the photovoltaic module is guaranteed. The utility model also provides an use the photovoltaic device of above-mentioned photovoltaic module support, the long service life of photovoltaic module support, it is favorable in improving photovoltaic power plant life-span.
In order to achieve the above object, the utility model provides a following technical scheme:
a photovoltaic module support, comprising:
a base support;
the mounting rack is mounted on the base support and used for assembling a photovoltaic module;
the mounting rack can rotate along the first direction or the reverse direction of the first direction when external force is applied, and automatically returns to the initial state when the external force is cancelled.
Preferably, in the photovoltaic module support, the mounting frame is rotatably mounted to the base support; the photovoltaic module support further comprises a damper connected with the base support and/or the mounting rack; the damper is used for providing damping when the mounting frame is driven by external force to rotate, and providing gradually increased damping when the rotation angle of the mounting frame is increased, so that the rotation speed of the mounting frame is gradually reduced to 0; the damper is also used for providing restoring power for the mounting frame when the external force is removed.
Preferably, in the photovoltaic module support, a rotating shaft is fixed on the mounting frame, and the rotating shaft can be inserted into the base support in a rotating manner around an axis of the rotating shaft;
the damper includes:
the shell is fixed on the base bracket;
the ejector pin can be arranged in the shell in a sliding manner along the axial direction of the rotating shaft;
the spring is arranged in the shell and used for driving the first end of the ejector pin to tightly push against the free end of the rotating shaft;
the free end face of the rotating shaft and the first end face of the thimble are respectively inclined planes which are matched with each other; when the mounting bracket is in an initial state, the free end face of the rotating shaft is tightly attached to the first end face of the ejector pin.
Preferably, in the photovoltaic module support, the damper further includes a top plate disposed in the housing and an adjusting bolt mounted on the housing; the pivot, the thimble, the spring with the roof is followed the axial of pivot is arranged in proper order, adjusting bolt is used for the top tightly adjust the roof with distance between the pivot.
Preferably, in the photovoltaic module support, the weight of the lower half part of the mounting frame is greater than the weight of the upper half part of the mounting frame.
Preferably, in the photovoltaic module support, the mounting frame includes two parallel oblique beams and purlins respectively fixedly connected to the two oblique beams; the sloping is installed in basic support, just the latter half of sloping is longer than the upper half of sloping.
Preferably, in the photovoltaic module support, the base support includes a front support rod and a rear support rod, top ends of which are hinged to the mounting frame respectively; the front supporting rod is a telescopic rod, and a damping spring is arranged in the front supporting rod.
Preferably, in the photovoltaic module support, the rear support rod is a telescopic rod, and a damping spring is arranged in the rear support rod; when the mounting bracket is stressed, the telescopic amount of the front supporting rod is larger than that of the rear supporting rod.
Preferably, in the photovoltaic module support, the upper edge and the lower edge of the mounting frame are respectively provided with a fan housing, wherein the upper fan housing is located on the front surface of the mounting frame, and the upper fan housing is gradually far away from the mounting frame from the upper end to the lower end; the lower fan housing is located on the back of the mounting frame and gradually far away from the mounting frame from the lower end to the upper end.
A photovoltaic device comprises a photovoltaic module and a photovoltaic module bracket, wherein the photovoltaic module bracket is the photovoltaic module bracket in any one of the technical schemes;
the upper edge and the lower edge of the mounting frame of the photovoltaic module support are respectively provided with a fan cover, wherein the upper fan cover is positioned on the front surface of the mounting frame, and the upper fan cover is gradually far away from the mounting frame from the upper end to the lower end; the lower fan cover is positioned on the back of the mounting frame and gradually gets away from the mounting frame from the lower end to the upper end; or
The upper edge and the lower edge of the photovoltaic module are respectively provided with a fan cover, wherein the upper fan cover is positioned on the front side of the photovoltaic module, and the upper fan cover is gradually far away from the photovoltaic module from the upper end to the lower end; the lower wind cover is positioned on the back of the photovoltaic module and gradually far away from the photovoltaic module from the lower end to the upper end.
Preferably, in the photovoltaic device, an included angle between the fan housing and the mounting frame or the photovoltaic module connected to the fan housing is an acute angle.
The utility model provides a photovoltaic module bracket, which comprises a basic bracket and a mounting bracket, wherein the mounting bracket is arranged on the basic bracket and is used for assembling a photovoltaic module; the mounting frame can rotate along the first direction or the reverse direction of the first direction when external force is applied, and automatically returns to the initial state when the external force is removed. The initial state refers to a state that the foundation support is fixed on an installation place of the photovoltaic power station (such as the ground of the photovoltaic power station, a building roof and the like), the photovoltaic component is assembled on the installation frame, and when the installation frame and the photovoltaic component are not subjected to any external force, the upper end of the installation frame inclines towards the backlight side. The rotation in the first direction means that the upper end of the mount frame rotates toward the front side of the mount frame and the lower end rotates toward the back side of the mount frame.
When the photovoltaic module support is applied, snow falls onto the photovoltaic module to form a snow load, the snow load drives the mounting frame to rotate along the first direction so that the snow slides, the snow load disappears, and then the mounting frame drives the photovoltaic module to rotate and return to the initial state so as to continue normal power generation; when the front side or the back side comes, the wind load drives the mounting frame to rotate along the reverse direction of the first direction, so that the mounting frame is in a nearly horizontal state, the stress area of the mounting frame is reduced, and the received wind power value is further reduced.
Therefore, in the photovoltaic module support provided by the utility model, the mounting frame can rotate along the first direction when receiving snow load after assembling the photovoltaic module, so that snow slides off, the photovoltaic module support is prevented from being impacted due to the snow load, and the mounting frame automatically returns after the snow load disappears, so that the photovoltaic module is ensured to normally generate electricity; the mounting bracket can rotate along the reverse direction of the first direction when being subjected to wind load after being assembled with the photovoltaic module, so that the stress area is reduced, the wind force borne by the photovoltaic module is reduced, and the impact of the photovoltaic module support due to the wind load is reduced.
The utility model also provides an use the photovoltaic device of above-mentioned photovoltaic module support, the long service life of photovoltaic module support, it is favorable in improving photovoltaic power plant life-span.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is an assembly view of a photovoltaic module support and a photovoltaic module provided in an embodiment of the present invention;
fig. 2 is a schematic structural view of a photovoltaic module support provided by an embodiment of the present invention when a wind is applied to the photovoltaic module support;
fig. 3 is a schematic structural view of the mounting frame in the photovoltaic module support provided by the embodiment of the present invention after rotation under the snow load;
fig. 4 is an exploded view of the assembly of the mounting bracket and the base bracket according to the embodiment of the present invention;
fig. 5 is an assembly structure diagram of the mounting frame and the base bracket according to the embodiment of the present invention;
FIG. 6 is a schematic view of the structure shown in FIG. 3 showing the engagement between the spindle and the thimble;
fig. 7 is an assembly view of the shaft and the shaft sleeve according to the embodiment of the present invention;
fig. 8 is a schematic structural view of a thimble according to an embodiment of the present invention;
fig. 9 is a schematic structural view of another photovoltaic module support provided in an embodiment of the present invention;
fig. 10 is a schematic structural view of another photovoltaic module support provided by an embodiment of the present invention.
Wherein, in fig. 1-10:
an upper fan housing 101; an oblique beam 102; a purlin 103; a damper 104; a housing 141; a thimble 142; a spring 143; a top plate 144; an adjusting bolt 145; a base bracket 105; a front support rod 151; a rear support bar 152; a damping spring 153; a lower hood 106; a shaft sleeve 107; a rotating shaft 108; a flange 109; a disc damper 110; a photovoltaic module 200.
Detailed Description
The embodiment of the utility model discloses a photovoltaic module bracket, which can rotate when receiving wind load or snow load after a photovoltaic module is assembled on a mounting bracket, thereby reducing or even eliminating the impact on the photovoltaic module bracket; meanwhile, the mounting rack automatically returns after the wind load or the snow load disappears, and normal power generation of the photovoltaic module is guaranteed. The embodiment of the utility model provides a still disclose the photovoltaic device of an applied above-mentioned photovoltaic module support, the long service life of photovoltaic module support, it is favorable in improving photovoltaic power plant life-span.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 10, an embodiment of the present invention provides a photovoltaic module support, including a base support 105 and a mounting bracket, where the mounting bracket is mounted on the base support 105 and used for assembling a photovoltaic module 200; the mounting frame can automatically rotate along the first direction or the reverse direction of the first direction when external force is applied, and automatically returns to the initial state when the external force is removed. The initial state refers to a state that the foundation support 105 is fixed on an installation place of the photovoltaic power station (such as the ground of the photovoltaic power station, a building roof and the like), the photovoltaic module 200 is assembled on the installation rack, and when the installation rack and the photovoltaic module 200 are not subjected to any external force, the upper end of the installation rack inclines towards the backlight side. The rotation in the first direction means that the upper end of the mount frame rotates toward the front side of the mount frame and the lower end rotates toward the back side of the mount frame.
When the photovoltaic module support is applied, snow falls onto the photovoltaic module 200 to form a snow load, the snow load drives the mounting frame to rotate along the first direction so that the snow slides, the snow load disappears, and then the mounting frame drives the photovoltaic module 200 to rotate and return to the initial state so as to continue normal power generation; when the front side or the back side comes, the wind load drives the mounting frame to rotate along the reverse direction of the first direction, so that the mounting frame is in a nearly horizontal state, the stress area of the mounting frame is reduced, and the received wind power value is further reduced.
Therefore, in the photovoltaic module support provided by the embodiment, the mounting frame can rotate in the first direction when being subjected to snow load after the photovoltaic module 200 is assembled on the mounting frame, so that snow slides off, the photovoltaic module support is prevented from being impacted due to the snow load, and the mounting frame automatically returns after the snow load disappears, so that the photovoltaic module 200 can be ensured to normally generate electricity; the mounting bracket can rotate along the reverse direction of the first direction after being assembled with the photovoltaic module and under the front or back wind load, so that the stress area is reduced, the wind force borne by the photovoltaic module support is reduced, and the impact of the photovoltaic module support due to the wind load is reduced.
Specifically, in the photovoltaic module support provided in the above embodiment, the mounting bracket can be rotatably mounted on the base bracket 105.
The mounting bracket can be set to be controlled by a driving device to automatically return to the initial state in the photovoltaic module 200, the driving device comprises a controller, a sensor and a driving piece, wherein the sensor is used for detecting whether the rotation angle of the mounting bracket reaches a preset value, and the controller controls the driving piece to act according to the detection result of the sensor so that the mounting bracket is rotated to the initial state. However, the driving device has a complicated structure, high production and operation costs, a controller, and a high failure rate, and thus in order to avoid the above problems, the photovoltaic module support is configured to further include a damper 104, and the damper 104 is connected to the base support 105 and/or the mounting bracket; the damper 104 is used for providing damping when the mounting bracket is driven to rotate by external force, and providing gradually increased damping when the rotation angle of the mounting bracket is increased, so that the rotation speed of the mounting bracket is gradually reduced to 0; the damper is also used to provide a restoring force to the mounting bracket when the external force is removed.
Specifically, a rotating shaft 108 is fixed on the mounting frame, and the rotating shaft 108 can be inserted on the base bracket 105 in a rotating manner around the axis of the rotating shaft 108; the damper 104 includes:
a housing 141, the housing 141 being fixed to the base bracket 105;
a thimble 142, the thimble 142 is arranged in the housing 141 only along the axial direction of the rotating shaft 108 in a sliding manner;
a spring 143, wherein the spring 143 is disposed in the housing 141 and is used for driving the first end of the thimble 142 to tightly push against the free end of the rotating shaft 108;
the end surface of the free end of the rotating shaft 108 and the end surface of the first end of the thimble 142 are mutually matched inclined surfaces respectively; when the mounting bracket is in the initial state, the free end surface of the rotating shaft 108 is closely attached to the first end surface of the thimble 142.
When no external force is applied, the spring 143 drives the thimble 142 to be tightly pressed against the rotating shaft 108, and the thimble 142 is tightly attached to the inclined plane of the rotating shaft 108, so that the mounting rack is kept in an initial state; when the snow load is applied, the gravity of the snow drives the mounting frame to rotate towards the first direction, the inclined surface of the rotating shaft 108 rotates and is gradually separated from the inclined surface of the thimble 142, meanwhile, the free end of the rotating shaft 108 drives the thimble 142 to move away along the axial direction of the rotating shaft, the thimble 142 moves to enable the deformation of the spring 143 to be gradually increased, and the spring 143 provides rotary damping for the rotating shaft 108 through the thimble 142; then the snow falls down, the snow load disappears, the spring 143 drives the thimble 142 to move towards the direction close to the rotating shaft 108, the thimble 142 drives the rotating shaft 108 to rotate reversely until the inclined surface of the rotating shaft 108 is completely attached to the inclined surface of the thimble 142, and the mounting rack returns to the initial state. Of course, in the photovoltaic module 200 provided in the above embodiment, the rotating shaft 108 may also be fixed to the base bracket 105, and correspondingly, the mounting bracket is provided with the insertion hole, and the casing 141 of the damper 104 is fixed to the mounting bracket. In the photovoltaic module support that this embodiment provided, when the installing support received external force and rotates, along with turned angle's increase, the damping effect that attenuator 104 provided increases gradually for the slew velocity of installing support reduces gradually to 0, can reduce the impact force that the installing support rotated the in-process and received.
Preferably, in the photovoltaic module support provided in the above embodiment, the damper 104 further includes a top plate 144 disposed in the casing 141 and an adjusting bolt 145 mounted on the casing 141; the rotating shaft 108, the ejector pin 142, the spring 143 and the top plate 144 are sequentially arranged along the axial direction of the rotating shaft 108, and the adjusting bolt 145 is used for tightly ejecting the top plate 144 and adjusting the distance between the top plate 144 and the rotating shaft 108; the spring 143 is biased against the pin 142 and the top plate 144 at opposite ends thereof. During the application, can adjust the position of roof 144 through twisting adjusting bolt 145, and then realize effective control photovoltaic module 200 pivoted angle, avoid 360 continuous rotations of mounting bracket, eliminate cable strand's risk. In addition, by screwing the adjusting nut, the tightness of the damper 104 can be adjusted to cope with different demand conditions.
Specifically, in the photovoltaic module support provided in the above embodiment, the base support 105 is provided with a shaft sleeve 107 at an insertion hole matched with the rotating shaft 108. The end of the shaft sleeve 107 close to the mounting rack is embedded with a bearing, and the bearing is positioned outside the insertion hole of the basic bracket 105. The free end of the rotating shaft 108 penetrates through the shaft sleeve 107 and extends into the shell 141 of the damper 104, and the shell 141 is enclosed in the shaft sleeve 107; a flange 109 is fixed on the base bracket 105, a bearing matched with the rotating shaft 108 is arranged in a through hole of the flange 109, and the shell 141 is fixed on the base bracket 105 through the flange 109. When the damper is applied, a user can add lubricating oil into the damper 104 of the shell 141 periodically, so that the operation and maintenance are convenient.
Among the above-mentioned photovoltaic module support, the weight of the latter half of mounting bracket is greater than the weight of the first half of mounting bracket to the mount bracket is the tilt state that the upper end fell backward when initial condition. The lower half of the mount means the portion of the mount below the location where it is attached to the base support 105, and the upper half means the portion of the mount above the location where it is attached to the base support 105.
The mounting frame comprises two inclined beams 102 arranged in parallel and purlins 103 fixedly connected with the two inclined beams 102 respectively; the inclined beam 102 is installed to the base bracket 105, and the lower half of the inclined beam 102 is longer than the upper half of the inclined beam 102. The rotating shaft 108 is fixed on the oblique beam 102, and the lower half of the oblique beam 102 refers to the part below the rotating shaft 108, and the upper half refers to the part above the rotating shaft 108. The photovoltaic module 200 is fixed on the purline 103; one photovoltaic module 200 can be mounted on each mounting frame, and preferably a plurality of photovoltaic modules 200 are sequentially arranged along the horizontal direction to form a photovoltaic module array.
The damper 104 may be a disc damper 110, and the present embodiment does not limit the type of damper. In addition, the mounting bracket may be rotatably disposed on the base bracket 105 through the rotating shaft 108, and may also have the following structure:
the base bracket 105 includes a front support rod 151 whose top end is hinged with the mounting bracket and a rear support rod 152 whose top end is hinged with the mounting bracket; the front support rod 151 is supported at the front end of the mounting bracket (i.e., the back of the lower end of the mounting bracket), and the rear support rod 152 is supported at the rear end of the mounting bracket (i.e., the back of the upper end of the mounting bracket); the front stay is a telescopic rod, and a damping spring 153 is arranged in the front stay. When the snow load is applied, the damping spring 153 in the front support rod is compressed, the length of the front support rod 151 is shortened, the mounting bracket rotates along the first direction and causes the snow to slip off, then the damping spring 153 is restored, the length of the front support rod is restored, and the mounting bracket rotates along the direction opposite to the first direction and is kept in the initial state. When a load of a back wind is applied, the front stay inner damping spring 153 extends, the length of the front stay 151 is lengthened, the mounting bracket rotates in the opposite direction of the first direction, then the damping spring 153 is restored, the front stay length is restored, and the mounting bracket rotates in the first direction and is kept in the initial state.
Preferably, the rear support rod 152 is also provided as a telescopic rod, and a damping spring 153 is also provided inside the telescopic rod; when the mounting bracket is stressed, the telescopic amount of the front support rod 151 is greater than that of the rear support rod 152, so that the mounting bracket is ensured to rotate when being subjected to external force, and the influence of the external force on the photovoltaic module support is reduced. If horizontal wind is applied to the front surface of the mounting rack, the mounting rack drives the photovoltaic module 200 to rotate in the opposite direction of the first direction, so that the stress area of the mounting rack is reduced, and the value of the applied wind is further reduced; when horizontal wind power is applied to the back of the mounting frame, the mounting frame drives the photovoltaic module 200 to rotate in the opposite direction of the first direction, the stress area of the mounting frame is reduced, and the applied wind power value is further reduced.
Preferably, in the photovoltaic module support, the upper edge and the lower edge of the mounting frame are respectively provided with a fan housing, wherein the upper fan housing 101 is located on the front surface of the mounting frame, and the upper fan housing 101 gradually gets away from the mounting frame from the upper end to the lower end thereof; the lower wind shield 106 is located on the back of the mounting frame, and the lower wind shield 106 gradually gets away from the mounting frame from the lower end to the upper end thereof.
During application, if the front side of the photovoltaic module 200 is windy, the windy driving of the windy hood 101 drives the photovoltaic module 200 and the mounting rack to rotate in the opposite direction of the first direction, so that the photovoltaic module 200 and the mounting rack tend to be in a horizontal state, as shown in fig. 2, and the wind load borne by the photovoltaic module 200 is reduced, at this time, the photovoltaic module 200 and the mounting rack rotate to drive the rotating shaft 108 to rotate, the relative position of the rotating shaft 108 and the damper 104 is shown in fig. 6, the spring 143 is in a compression state, and because the pressure borne by the spring 143 is gradually increased to a stable state in the rotating process of the rotating shaft 108, the rapid rotation of the photovoltaic module 200 is converted into the gradual deceleration rotation after the wind load is borne, and the photovoltaic module is in the; when the wind load disappears, the spring 143 recovers the original length, the thimble 142 pushes the rotating shaft 108 to rotate, and the photovoltaic module 200 and the mounting rack recover the initial set inclination angle; in the whole process, the compression amount of the spring 143 is limited, as shown in fig. 6, so that the rotating shaft 108 can only rotate within a certain angle range, the photovoltaic module array surface is prevented from rotating infinitely, and the photovoltaic module 200 and the photovoltaic module bracket are well protected; similarly, when the wind is back to the wind, the lower wind cover 106 is exposed to the wind, and the state shown in fig. 2 is also achieved. When snow on the photovoltaic module 200 reaches a certain weight, the photovoltaic module 200 and the mounting rack rotate and tend to be in a vertical state, as shown in fig. 3, so that the snow can slide off the photovoltaic module 200 more easily, when the snow naturally falls, the pressure of the lower section of the photovoltaic module 200 is reduced, and the mounting rack is driven by the spring 143 to return to the initially set inclination angle.
Preferably, the included angle between the upper wind shield 101 and the mounting rack and the included angle between the lower wind shield 106 and the mounting rack are respectively set to be acute angles.
When the photovoltaic module support provided by the embodiment is applied, the photovoltaic module 200 can rotate to a state beneficial to the front surface of the photovoltaic module under the driving action of the wind power and the snow load regardless of the front wind, the back wind or the snow load, and automatically recovers to the original state after the environmental threat is over, and no external power participates in the whole process, so that the reliability is high. When the photovoltaic module support provided by the embodiment is applied, snow can be removed without an additional robot or electric auxiliary heating, the operation and maintenance cost is reduced, and the snow removing efficiency is improved
The embodiment of the utility model provides a still provide a photovoltaic device, including photovoltaic module 200 and photovoltaic module support, the photovoltaic module support that the photovoltaic module support provided for above-mentioned embodiment.
In the photovoltaic device provided by this embodiment, the upper and lower wind hoods 106 may be disposed on the upper and lower edges of the mounting frame as in the above embodiments, and may also be disposed on the upper and lower edges of the photovoltaic module 200; when the wind shield 101 is arranged on the photovoltaic module 200, the wind shield 101 is positioned on the front side of the photovoltaic module 200 and gradually gets away from the photovoltaic module 200 from the upper end to the lower end; the lower hood 106 is located on the back of the photovoltaic module 200 and gradually away from the photovoltaic module 200 from the lower end to the upper end. The wind shield is preferably arranged at an acute angle to the mounting frame or photovoltaic module 200 to which it is attached.
The photovoltaic device provided by the embodiment is beneficial to prolonging the service life of the photovoltaic power station by applying the photovoltaic module bracket provided by the embodiment. Of course, the photovoltaic device provided by the embodiment also has other effects related to the photovoltaic module bracket provided by the above embodiment, which are not described herein again.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (11)
1. A photovoltaic module support, comprising:
a base support;
the mounting rack is mounted on the base support and used for assembling a photovoltaic module;
the mounting rack can rotate along the first direction or the reverse direction of the first direction when external force is applied, and automatically returns to the initial state when the external force is cancelled.
2. The photovoltaic module support according to claim 1, wherein the mounting bracket is rotatably mounted to the base bracket; the photovoltaic module support further comprises a damper connected with the base support and/or the mounting rack; the damper is used for providing damping when the mounting frame is driven by external force to rotate, and providing gradually increased damping when the rotation angle of the mounting frame is increased, so that the rotation speed of the mounting frame is gradually reduced to 0; the damper is also used for providing restoring power for the mounting frame when the external force is removed.
3. The photovoltaic module support according to claim 2, wherein a rotating shaft is fixed on the mounting frame, and the rotating shaft can be inserted on the base support in a rotating manner around the axis of the rotating shaft;
the damper includes:
the shell is fixed on the base bracket;
the ejector pin can be arranged in the shell in a sliding manner along the axial direction of the rotating shaft;
the spring is arranged in the shell and used for driving the first end of the ejector pin to tightly push against the free end of the rotating shaft;
the free end face of the rotating shaft and the first end face of the thimble are respectively inclined planes which are matched with each other; when the mounting bracket is in an initial state, the free end face of the rotating shaft is tightly attached to the first end face of the ejector pin.
4. The photovoltaic module support according to claim 3, wherein the damper further comprises a top plate disposed within the enclosure and an adjustment bolt mounted on the enclosure; the pivot, the thimble, the spring with the roof is followed the axial of pivot is arranged in proper order, adjusting bolt is used for the top tightly adjust the roof with distance between the pivot.
5. The photovoltaic module support according to claim 2, wherein the weight of the lower half of the mounting rack is greater than the weight of the upper half of the mounting rack.
6. The photovoltaic module support according to claim 5, wherein the mounting frame comprises two parallel oblique beams and purlins fixedly connected with the two oblique beams respectively; the sloping is installed in basic support, just the latter half of sloping is longer than the upper half of sloping.
7. The photovoltaic module support according to claim 1, wherein the base support comprises a front support bar and a rear support bar, the top ends of which are hinged to the mounting rack, respectively; the front supporting rod is a telescopic rod, and a damping spring is arranged in the front supporting rod.
8. The photovoltaic module support according to claim 7, wherein the rear support bar is a telescopic bar, and a damping spring is arranged in the telescopic bar; when the mounting bracket is stressed, the telescopic amount of the front supporting rod is larger than that of the rear supporting rod.
9. The photovoltaic module support according to any one of claims 1 to 8, wherein the upper edge and the lower edge of the mounting rack are respectively provided with a wind shield, wherein the upper wind shield is positioned on the front surface of the mounting rack, and the upper wind shield gradually gets away from the mounting rack from the upper end to the lower end; the lower fan housing is located on the back of the mounting frame and gradually far away from the mounting frame from the lower end to the upper end.
10. A photovoltaic device comprising a photovoltaic module and a photovoltaic module support, wherein the photovoltaic module support is the photovoltaic module support according to any one of claims 1 to 8;
the upper edge and the lower edge of the mounting frame of the photovoltaic module support are respectively provided with a fan cover, wherein the upper fan cover is positioned on the front surface of the mounting frame, and the upper fan cover is gradually far away from the mounting frame from the upper end to the lower end; the lower fan cover is positioned on the back of the mounting frame and gradually gets away from the mounting frame from the lower end to the upper end; or
The upper edge and the lower edge of the photovoltaic module are respectively provided with a fan cover, wherein the upper fan cover is positioned on the front side of the photovoltaic module, and the upper fan cover is gradually far away from the photovoltaic module from the upper end to the lower end; the lower wind cover is positioned on the back of the photovoltaic module and gradually far away from the photovoltaic module from the lower end to the upper end.
11. The pv device of claim 10 wherein the angle between the hood and the mounting frame or pv module connected thereto is acute.
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| CN202020873031.9U CN211908720U (en) | 2020-05-21 | 2020-05-21 | Photovoltaic module support and photovoltaic device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112550577A (en) * | 2020-12-11 | 2021-03-26 | 长江勘测规划设计研究有限责任公司 | Ice-skating upper-sliding snow-accumulation-prevention type water surface photovoltaic floating system suitable for alpine regions |
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2020
- 2020-05-21 CN CN202020873031.9U patent/CN211908720U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112550577A (en) * | 2020-12-11 | 2021-03-26 | 长江勘测规划设计研究有限责任公司 | Ice-skating upper-sliding snow-accumulation-prevention type water surface photovoltaic floating system suitable for alpine regions |
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Address after: High tech Zone of Hefei city of Anhui Province in 230088 Lake Road No. 2 Patentee after: Sunshine New Energy Development Co.,Ltd. Address before: 230088 6th floor, R & D center building, no.1699 Xiyou Road, high tech Zone, Hefei City, Anhui Province Patentee before: HEFEI SUNGROW RENEWABLE ENERGY SCI. & TECH. Co.,Ltd. |
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