CN209345076U - A retractable photovoltaic power generation device - Google Patents

Abstract

The utility model relates to the field of photovoltaic technology, in particular to a retractable photovoltaic power generation device, comprising a chassis and a photovoltaic frame, the inner cavity of the chassis is respectively provided with a transmission cavity and an inner cavity, and a transmission screw is installed horizontally in the transmission cavity , the transmission screw is a two-way threaded rod, the external threads on the left and right sides of the transmission screw take the center line as the axis, and the directions of the external threads are opposite. The left and right sections of the transmission screw are equipped with transmission sleeves, and the photovoltaic frame The left and right ends of the bottom plane are equipped with connecting seats, and a transmission rod for connection is arranged between the connecting seat and the transmission sleeve. The upper and lower rod ends of the transmission rod are connected with the connection seat and the transmission sleeve through movable shafts. In the present application, the cooperation of the threaded transmission mechanism and the connecting rod transmission mechanism drives the lifting of the photovoltaic frame, so that the photovoltaic frame can be fully protected.

Description

A retractable photovoltaic power generation device

technical field

The utility model relates to the technical field of photovoltaics, in particular to a retractable photovoltaic power generation device.

Background technique

Photovoltaic power generation equipment is a power generation device that uses solar cells to directly convert solar energy into electrical energy. Its main components are solar cells, batteries, controllers and inverters. It is characterized by high reliability, long service life, no pollution to the environment, independent power generation and grid-connected operation. At present, some photovoltaic power generation equipment is widely used in industrial production workshops. When electricity is urgently needed in the workshop, these photovoltaic power generation equipment play an important role. Most of the existing photovoltaic power generation equipment is composed of photovoltaic panels and bases. In order to improve power generation efficiency, Photovoltaic panels often have a large surface area, so that the space occupied by the photovoltaic panel relative to the base is relatively large. When the device is not in use, the overall space occupied by the photovoltaic panel is relatively large, and the photovoltaic panel is exposed, which is easy to collide with other things And damaged.

Chinese patent (authorized announcement number: CN206878763U) discloses an easy-to-store solar photovoltaic power generation panel, which has the function of unfolding and storing, and is easy to carry and store after being folded and retracted. However, the use environment of such photovoltaic equipment is very limited, and its storage mechanism cannot be directly erected on an industrial photovoltaic power generation device, and the stability during storage cannot be guaranteed, so its practicability is very limited.

Utility model content

The purpose of this utility model is to provide a retractable photovoltaic power generation device to solve the problems raised in the above-mentioned background technology.

In order to achieve the above object, the utility model provides the following technical solutions:

A retractable photovoltaic power generation device, comprising a chassis and a photovoltaic rack, the inner cavity of the chassis is respectively provided with a transmission cavity and an inner cavity, the photovoltaic rack is arranged in the inner cavity, and the left and right ends of the photovoltaic rack are installed with A slider, guide rails are provided on the side wall of the inner cavity, and the sliders on both sides of the photovoltaic frame are fitted in the corresponding guide rails, and a transmission screw is installed horizontally in the transmission cavity, and the transmission screw is Two-way threaded rod, the transmission screw takes the center line as the axis, and the external thread directions on the left and right sides are opposite. The left and right sections of the transmission screw are equipped with transmission sleeves, and the left and right ends of the bottom plane of the photovoltaic rack Both are equipped with a connection seat, and a transmission rod for connection is arranged between the connection seat and the transmission sleeve, and the upper and lower rod ends of the transmission rod are connected with the connection seat and the transmission sleeve through a movable shaft.

As a further solution of the present invention: a driving motor is installed on the side of the transmission chamber, and the driving screw is connected to the driving end of the driving motor.

As a further solution of the present invention: the photovoltaic rack is vertically installed with a lifting screw, the outer side of the lifting screw is provided with a transmission sleeve through a threaded connection sleeve, and the top of the transmission sleeve is equipped with a photovoltaic power generation plate, a lifting motor is installed on the bottom plane of the photovoltaic rack, and the lifting screw rod is installed at the driving end of the lifting motor.

As a further solution of the utility model: a cross bar is installed on the outside of the transmission sleeve, limit balls are installed on the outer ends of the cross bar, an annular plate is installed at the mouth of the inner cavity, and the annular plate An annular groove is provided, and the inner diameter of the annular groove matches the outer diameter of the limiting ball.

As a further solution of the utility model: clamping frames are installed on the front and rear side walls of the cabinet, and a transmission screw is arranged between the clamping frames, and the transmission screw is located on the side of the cabinet, and the transmission wire A threaded sleeve is set on the rod, a reel is installed on the outer wall of the cabinet, a splint is installed on the threaded sleeve, a rainproof curtain is wound on the reel, and the end of the rainproof curtain is connected to the splint. connect.

As a further solution of the utility model: a transmission motor is installed on the side wall of the cabinet, and the transmission screw is connected with the driving end of the transmission motor.

Compared with the prior art, the beneficial effects of the utility model are:

one. This application cooperates with the threaded transmission mechanism and the connecting rod transmission mechanism to drive the photovoltaic rack up and down, so as to fully protect the photovoltaic rack, improve the service life of the photovoltaic rack and prevent the photovoltaic rack from being artificially damaged.

two. Drive the transmission sleeve to rise in rotation through threaded transmission to increase the height of the photovoltaic power generation panel to achieve a better power generation effect; when it rises to a limited height, the limit balls at both ends of the cross bar are embedded in the annular groove to form a support institutions to maintain their stability.

three. The application is also provided with a rain-proof mechanism, which drives the threaded sleeve to move along the transmission screw rod through thread transmission, thereby pulling the rain-proof curtain, so that the dynamic rain-proof curtain covers the top of the entire chassis, thereby achieving the effect of rain-proof and water-discharging, further Improve the service life of photovoltaic racks.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.

Description of drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the application and together with the description serve to explain the principles of the application. At the same time, these drawings and text descriptions are not intended to limit the scope of the concept of the application in any way, but to illustrate the concept of the application for those skilled in the art by referring to specific embodiments.

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the structural representation of photovoltaic rack in the utility model;

Fig. 3 is a side view of the chassis in the utility model.

In the figure: 1-chassis, 2-transmission cavity, 21-transmission screw, 22-transmission sleeve, 23-transmission rod, 25-drive motor, 3-inner cavity, 31-ring plate, 32-ring groove, 4-photovoltaic Frame, 41-connecting seat, 42-movable shaft, 43-lifting motor, 44-lifting screw, 45-transmission sleeve, 46-crossbar, 47-limiting ball, 5-photovoltaic power generation board, 61-clip Holder, 62-transmission screw, 63-transmission motor, 64-thread sleeve, 65-splint, 66-rain curtain, 67-reel.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention, and examples thereof are shown in the drawings. When the following description refers to the accompanying drawings, the same numerals in different drawings refer to the same or like elements unless otherwise indicated.

Apparently, the described embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Embodiment one:

Please refer to Fig. 1, a kind of accommodating photovoltaic power generation device, including a chassis 1 and a photovoltaic rack 4, the inner chamber of the chassis 1 is respectively provided with a transmission chamber 2 and an inner chamber 3, and the photovoltaic rack 4 is arranged in the inner chamber 3, sliders are installed at the left and right ends of the photovoltaic rack 4, guide rails are provided on the side walls of the inner chamber 3, and the sliders on both sides of the photovoltaic rack 4 are fitted into corresponding guide rails. A drive screw 21 is horizontally installed in the drive chamber 2, and the drive screw 21 is a two-way threaded rod. The drive screw 21 takes the centerline as the axis, and the directions of external threads on the left and right sides of the drive screw 21 are opposite. Both the left and right sections are equipped with transmission sleeves 22, and the left and right ends of the bottom plane of the photovoltaic rack 4 are equipped with connecting seats 41, and a transmission rod 23 for connection is arranged between the connecting seat 41 and the transmission sleeve 22. The upper and lower rod ends of the transmission rod 23 are connected with the connecting seat 41 and the transmission sleeve 22 through the movable shaft 42. The drive motor 25 is installed on the side of the transmission chamber 2, and the drive screw 21 is connected to the drive end of the drive motor. connected.

This application designs the inner cavity 3 to protect the entire photovoltaic rack 4. During operation, the drive motor 25 drives the transmission screw 21 to move, and drives the transmission sleeve 22 to move toward the left and right sides of the transmission screw 21 through thread transmission, thereby driving the transmission The rod 23 supports the entire photovoltaic rack 4, thereby pushing the photovoltaic rack 4 to move upward along the guide rail on the side wall of the inner cavity 3, thereby pushing the photovoltaic rack 4 out of the entire inner cavity 3; when idle, the application can place the photovoltaic machine The frame 4 is accommodated in the inner cavity 3 to protect the photovoltaic frame 4 . The present application cooperates with the screw transmission mechanism and the connecting rod transmission mechanism to drive the photovoltaic rack 4 up and down, so as to fully protect the photovoltaic rack 4, improve the service life of the photovoltaic rack 4 and prevent the photovoltaic rack 4 from being artificially damaged.

Please refer to Fig. 2, the lifting screw rod 44 is vertically installed on the photovoltaic frame 4, the outer side of the lifting screw rod 44 is provided with a transmission sleeve 45 through a threaded connection sleeve, and the top end of the transmission sleeve 45 is erected For the photovoltaic power generation panel 5 , a lifting motor 43 is installed on the bottom plane of the photovoltaic frame 4 , and the lifting screw 44 is installed at the driving end of the lifting motor 43 . A cross bar 46 is installed on the outside of the transmission sleeve 45, limit balls 47 are installed on the outer ends of the cross bar 46, an annular plate 31 is installed at the mouth of the inner cavity 3, and a ring plate 31 is arranged on the ring plate 31. An annular groove 32 is provided, and the inner diameter of the annular groove 32 matches the outer diameter of the limiting ball 47 .

When the photovoltaic rack 4 is in operation, the application is still designed with a transmission mechanism to increase the height of the photovoltaic power generation panel 5 to achieve a better power generation effect; during operation, the lifting motor 43 drives the lifting screw 44 to move, and the transmission is driven by a screw drive. The sleeve 45 rises in a rotating manner, and when it rises to a limited height, the limit balls 47 at both ends of the cross bar 46 are inserted into the annular groove 32 to form a supporting mechanism and maintain its stability.

Embodiment two:

Please refer to Fig. 3, this embodiment is further optimized as Embodiment 1. On the basis of it, clamping frames 61 are installed on the front and rear side walls of the cabinet 1, and transmission wires are arranged between the clamping frames 61. Rod 62, the transmission screw rod 62 is located at the side of the cabinet 1, the transmission screw rod 62 is covered with a threaded sleeve 64, the outer wall of the cabinet 1 is equipped with a reel 67, and the threaded sleeve 64 is installed There is a splint 65, and the reel 67 is wound with a rainproof curtain 66, and the end of the rainproof curtain 66 is connected with the splint 65, and a transmission motor 63 is installed on the side wall of the cabinet 1, and the transmission screw rod 62 is connected with the driving end of transmission motor 63.

When running into rainy weather, start the drive motor 63, the drive motor 63 drives the drive screw mandrel 62 to move, and drives the threaded sleeve 64 to move along the drive screw mandrel 62 through threaded transmission, thereby pulling the rainproof curtain 66, so that the moving rainproof curtain 66 will The top of the entire chassis 1 is covered, so as to achieve the effect of rain and water discharge, and further improve the service life of the photovoltaic rack 4 .

It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, no matter from all points of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, so it is intended to fall within the scope of the claims All changes within the meaning and range of equivalents of the required elements are included in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

In addition, it should be understood that although this specification is described according to implementation modes, not each implementation mode only includes an independent technical solution, and this description in the specification is only for clarity, and those skilled in the art should take the specification as a whole , the technical solutions in the various embodiments can also be properly combined to form other implementations that can be understood by those skilled in the art.

Claims (6)

1. A retractable photovoltaic power generation device, comprising a chassis (1) and a photovoltaic frame (4), the inner cavity of the chassis (1) is respectively provided with a transmission cavity (2) and an inner cavity (3), the photovoltaic The frame (4) is arranged in the inner chamber (3), and a transmission screw (21) is installed transversely in the transmission chamber (2), and the transmission screw (21) is a two-way threaded rod, and it is characterized in that the transmission The screw (21) takes the center line as the axis, and the directions of external threads on the left and right sides are opposite. The left and right sections of the drive screw (21) are equipped with drive sleeves (22), and the bottom of the photovoltaic rack (4) Connecting seats (41) are installed at the left and right ends of the plane, and a transmission rod (23) for connection is arranged between the connecting seat (41) and the transmission sleeve (22). The upper and lower rods of the transmission rod (23) end, the connecting seat (41) and the transmission sleeve (22) are connected through the movable shaft (42), and the lifting screw (44) is vertically installed on the photovoltaic rack (4), and the lifting screw (44 ) is provided with a transmission sleeve (45) through a threaded connection sleeve, and a photovoltaic power generation panel (5) is mounted on the top of the transmission sleeve (45). 2. The retractable photovoltaic power generation device according to claim 1, characterized in that, a driving motor (25) is installed on the side of the transmission cavity (2), and the driving of the driving screw (21) and the driving motor end connected. 3. The retractable photovoltaic power generation device according to claim 1, characterized in that a lifting motor (43) is installed on the bottom plane of the photovoltaic frame (4), and the lifting screw (44) is installed on The drive end of the lift motor (43). 4. The retractable photovoltaic power generation device according to claim 1, characterized in that, a cross bar (46) is installed on the outer side of the transmission sleeve (45), and the outer ends of the cross bar (46) are installed with limited A ball (47), an annular plate (31) is installed at the mouth of the inner cavity (3), an annular groove (32) is arranged on the annular plate (31), and the inner diameter of the annular groove (32) Match the outer diameter of the limit ball (47). 5. The retractable photovoltaic power generation device according to any one of claims 1-4, characterized in that, a clamping frame (61) is installed on the front and rear side walls of the chassis (1), and the clamping frame (61) is provided with a drive screw (62), the drive screw (62) is located on the side of the chassis (1), and the drive screw (62) is covered with a threaded sleeve (64). A reel (67) is installed on the outer wall of the case (1), a splint (65) is installed on the threaded sleeve (64), and a rainproof curtain (66) is wound on the reel (67). The end of rainproof curtain (66) is connected with splint (65). 6. The retractable photovoltaic power generation device according to claim 5, characterized in that, a transmission motor (63) is installed on the side wall of the chassis (1), and the transmission screw (62) and the transmission motor ( 63) is connected to the driving end.