CN110686206B - Photovoltaic cell assembly convenient to disassemble and replace - Google Patents

Photovoltaic cell assembly convenient to disassemble and replace Download PDF

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Publication number
CN110686206B
CN110686206B CN201910948034.6A CN201910948034A CN110686206B CN 110686206 B CN110686206 B CN 110686206B CN 201910948034 A CN201910948034 A CN 201910948034A CN 110686206 B CN110686206 B CN 110686206B
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cavity
driving
end wall
block
fixed
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CN110686206A (en
Inventor
林平海
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Beijing Jingneng international comprehensive intelligent energy Co.,Ltd.
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Beijing Jingneng International Comprehensive Intelligent Energy Co ltd
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S9/00—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply
    • F21S9/02—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator
    • F21S9/03—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator rechargeable by exposure to light
    • F21S9/035—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator rechargeable by exposure to light the solar unit being integrated within the support for the lighting unit, e.g. within or on a pole
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00—Lighting devices intended for fixed installation
    • F21S8/08—Lighting devices intended for fixed installation with a standard
    • F21S8/085—Lighting devices intended for fixed installation with a standard of high-built type, e.g. street light
    • F21S8/086—Lighting devices intended for fixed installation with a standard of high-built type, e.g. street light with lighting device attached sideways of the standard, e.g. for roads and highways
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/36—Hoisting or lowering devices, e.g. for maintenance
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • F21V23/02—Arrangement of electric circuit elements in or on lighting devices the elements being transformers, impedances or power supply units, e.g. a transformer with a rectifier
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
    • F21W2131/10—Outdoor lighting
    • F21W2131/103—Outdoor lighting of streets or roads
    • 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
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/72—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps in street lighting

Abstract

The invention discloses a photovoltaic cell component convenient to disassemble and replace, which comprises a lamp bracket fixed on the right end face of a street lamp post, a street lamp is fixed on the lower end surface of the lamp holder, a lifting cavity with an upward opening is also arranged in the street lamp post, a partition cavity communicated with the external space is arranged in the left end wall of the lifting cavity, a driving cavity with a leftward opening is arranged in the right end wall of the lifting cavity, a driving mechanism for driving the device to operate is arranged in the driving cavity, a sealing mechanism capable of cutting off the lifting cavity is also arranged in the upper end wall of the driving cavity, the device can automatically lift the photovoltaic cell arranged on the street lamp, is convenient to disassemble and replace, does not need to manually climb the street lamp to replace, reduces the workload, and in windy days, the photovoltaic cell is rotated and then folded through mechanical transmission, the windward area is reduced, the possibility that the photovoltaic cell is blown down by strong wind is reduced, and the loss is reduced.

Description

Photovoltaic cell assembly convenient to disassemble and replace
Technical Field
The invention relates to the field of photovoltaic cells, in particular to a photovoltaic cell assembly convenient to disassemble and replace.
Background
In order to efficiently utilize solar energy and save power consumption, most of street lamps on the road are provided with photovoltaic cells for generating electricity in the day and utilizing the generated electricity for illumination at night so as to save power resources;
at the present stage, most photovoltaic cells are fixedly installed on the street lamp, when the photovoltaic cells need to be disassembled and replaced, the street lamp needs to be manually climbed and replaced, time and labor are consumed, the working danger of workers is increased, the working efficiency is low, and in a strong wind day, the photovoltaic cells erected on the street lamp are easily blown off due to the windward area and are influenced by strong wind, so that the use is influenced.
Disclosure of Invention
The invention aims to provide a photovoltaic cell assembly convenient to disassemble and replace, which overcomes the problems of low disassembling and replacing efficiency and the like and improves the working efficiency.
The invention is realized by the following technical scheme.
The photovoltaic cell assembly convenient to disassemble and replace comprises a street lamp post, wherein a lamp holder is fixed on the right end face of the street lamp post, a street lamp is fixed on the lower end face of the lamp holder, a lifting cavity with an upward opening is further arranged in the street lamp post, a partition cavity communicated with the external space is arranged in the left end wall of the lifting cavity, a driving cavity with a leftward opening is arranged in the right end wall of the lifting cavity, a driving mechanism for driving a driving device to run is arranged in the driving cavity, and a closing mechanism capable of cutting off the lifting cavity is further arranged in the upper end wall of the driving cavity;
the lifting mechanism is characterized in that the lifting mechanism driven by the driving mechanism to operate is arranged in the lifting cavity, the lifting mechanism comprises a lifting block, a rotating cavity is arranged in the lifting block, the opening of the rotating cavity is upward, the left end wall and the right end wall of the lifting cavity are communicated, a rotating shaft is rotationally connected between the front end wall and the rear end wall of the rotating cavity, a rotating gear is fixed on the rotating shaft, a rotating rod is further fixed on the rotating shaft, the left end of the rotating rod is located in an external space and used for supporting a photovoltaic cell, an electromagnetic cavity with a downward opening is arranged in the lower end wall of the rotating cavity, a magnet plate and a connecting spring for connecting the magnet plate with the upper end wall of the electromagnetic cavity are arranged in the electromagnetic cavity, an electromagnet capable of repelling or attracting the magnet plate is fixed on the upper end wall of the electromagnetic cavity, a lifting rod with the upper end located in the rotating cavity is fixed on the upper end face of the magnet plate, and a lifting block with the right end located in the driving cavity is further fixed on the upper end face of the lifting rod, an annular block is further fixed at the right end of the lifting block, an annular gear ring is further fixed at the outer end of the annular block, and a moving mechanism capable of moving the photovoltaic cell is arranged in the rotating rod;
the driving mechanism works to drive the lifting mechanism to lift, so that the rotating rod descends, and the photovoltaic cell is convenient to replace.
Further, actuating mechanism is including fixing the driving motor of end wall under the drive chamber, driving motor up end power is connected with the drive shaft, be equipped with in the drive chamber by the drive block that the drive shaft upper end runs through, be equipped with in the drive block by the rotatory chamber that the drive shaft runs through, rotatory intracavity be equipped with drive chamber threaded connection's drive gear, the end wall runs through around still being equipped with in the drive block the arc chamber of drive block, arc chamber left end wall intercommunication the drive chamber just arc chamber right-hand member wall intercommunication rotatory chamber, the ring gear right-hand member is located the arc chamber, the drive gear left end is located the arc intracavity and with ring gear meshing is connected.
Furthermore, the closing mechanism comprises a closed cavity, a closing plate with the left end positioned in the lifting cavity is arranged in the closed cavity, a return spring with the right end connected with the right end wall of the closed cavity is fixed at the right end of the closing plate, an expansion spring and a compression spring are fixedly connected with the upper end wall of the driving cavity, a spring block is fixed at the lower end of the expansion spring, an elastic rope with the lower end penetrating through the right end wall of the driving cavity and the right end wall of the closed cavity and fixedly connected with the right end of the closing plate is fixed at the lower end of the spring block, a driven block is fixed at the lower end of the compression spring, a connecting plate is arranged at the lower side of the driven block, two limiting springs with the upper ends connected with the driven block are fixed on the upper end face of the connecting plate, and a limiting rod with the upper ends penetrating through the driven block, the upper end wall of the driving cavity and the lower end wall of the closed cavity and positioned on the right side of the closing plate is also fixed on the upper end face of the connecting plate, the left end of the sealing plate is fixedly provided with a sealing block of which the left end is positioned in the partition cavity, and the right end of the lifting block is positioned at the lower side of the driven block.
Further, elevating system still includes the expansion plate, the expansion plate lower extreme is fixed wall chamber lower extreme wall and upper end with the dwang offsets, the lifter left end face with the meshing of running gear right-hand member is connected.
Further, the moving mechanism comprises a moving cavity with front and rear end walls communicated with the external space, a moving plate with front and rear ends both located in the external space is arranged in the moving cavity, a moving spring with a left end connected with the moving plate is fixed on the right end wall of the moving cavity, a rope with a right end penetrating through the right end wall of the moving cavity and a rope with a right end located on the lower end wall of the rotating cavity is fixed on the right end of the moving spring, an ejection cavity with a rightward opening is arranged in the left end wall of the moving cavity, an ejection block with one end located in the moving cavity and an ejection spring connecting the ejection block and the left end wall of the ejection cavity are arranged in the ejection cavity, a round rod is fixed on the right end of the ejection block, two moving grooves with openings communicated with the external space towards the left and the front and rear end walls are arranged in the moving plate, a sliding cavity with an opening towards the left is arranged in the right end wall of the moving grooves, the sliding cavity is internally provided with a sliding block with one end positioned in the moving groove, the left side and the right side of the sliding block are close to one end and are fixed with connection, a sliding spring of one side end wall of the sliding cavity is positioned, the sliding block in the moving groove is fixed with a trapezoidal rod, the left end face of the trapezoidal rod is fixed with a connecting rod with one end positioned in an external space, and the connecting rod is connected with one end of the photovoltaic cell by wires, the photovoltaic cell is fixedly arranged at the one end of the rotating rod, the end wall of the lower end of the lifting cavity is internally provided with a storage battery which can supply energy to the street lamp and the driving motor, and the storage battery is connected with the photovoltaic cell by wires.
Further, the elastic force of the elastic rope is far greater than that of the return spring.
Furthermore, the elastic force of the compression spring is smaller than the sum of the elastic forces of the two limiting springs.
Furthermore, the magnetic force between the electromagnet and the magnet plate is far greater than the sum of the elastic force of the connecting spring, the elastic force of the compression spring and the elastic force of the two limiting springs.
Furthermore, the elastic force of the movable spring is far greater than the sum of the elastic force of the ejection spring and the elastic force of the two sliding springs, and the elastic force of the ejection spring is far greater than the sum of the elastic forces of the two sliding springs.
The invention has the beneficial effects that: the device simple structure, the simple operation, the device can make the photovoltaic cell who installs on the street lamp go up and down automatically, and convenient to detach changes, does not need the manual work to climb and go to change on the street lamp, reduces work load, and in the strong wind day, makes photovoltaic cell rotate through mechanical transmission and then draws in, reduces the windward area to less strong wind blows off photovoltaic cell's possibility, reduces the loss.
Drawings
In order to more clearly illustrate the embodiments of the 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, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic diagram of an enlarged top view of a rotating rod according to an embodiment of the present invention;
FIG. 3 is an enlarged schematic view of the structure at A in FIG. 1 according to an embodiment of the present invention;
fig. 4 is an enlarged schematic structural diagram at B in fig. 1 according to an embodiment of the present invention.
Detailed Description
The invention will now be described in detail with reference to fig. 1-4, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The photovoltaic cell assembly convenient to disassemble and replace as shown in fig. 1-4 comprises a lamppost 10, a lamp holder 14 is fixed on the right end face of the lamppost 10, a street lamp 15 is fixed on the lower end face of the lamp holder 14, a lifting cavity 31 with an upward opening is further arranged in the lamppost 10, a partition cavity 28 communicated with the external space is arranged in the left end wall of the lifting cavity 31, a driving cavity 12 with a leftward opening is arranged in the right end wall of the lifting cavity 31, a driving mechanism 66 for driving the driving device to operate is arranged in the driving cavity 12, a closing mechanism 69 capable of cutting off the lifting cavity 31 is further arranged in the upper end wall of the driving cavity 12, a lifting mechanism 67 capable of being driven by the driving mechanism 66 to operate is arranged in the lifting cavity 31, the lifting mechanism 67 comprises a lifting block 27, a rotating cavity 22 with an upward opening and left and right end walls communicated with the lifting cavity 31 is arranged in the lifting block 27, a rotating shaft 21 is rotatably connected between the front end wall and the rear end wall of the rotating cavity 22, a rotating gear 23 is fixed on the rotating shaft 21, a rotating rod 39 with the left end positioned in an external space and used for supporting a photovoltaic cell is further fixed on the rotating shaft 21, an electromagnetic cavity 51 with a downward opening is arranged in the lower end wall of the rotating cavity 22, a magnet plate 52 and a connecting spring 53 for connecting the magnet plate 52 and the upper end wall of the electromagnetic cavity 51 are arranged in the electromagnetic cavity 51, an electromagnet 55 capable of repelling or attracting the magnet plate 52 is fixed on the upper end wall of the electromagnetic cavity 51, a lifting rod 54 with the upper end positioned in the rotating cavity 22 is fixed on the upper end face of the magnet plate 52, a lifting block 60 with the right end positioned in the driving cavity 12 is further fixed on the upper end face of the lifting rod 54, a ring block 50 is further fixed on the right end face of the lifting block 27, and a ring gear 49 is further fixed on the outer end of the ring block 50, be equipped with portable photovoltaic cell's moving mechanism 68 in the dwang 39, actuating mechanism 66 works and drives elevating system 67 goes up and down, thereby makes dwang 39 descends to be convenient for change photovoltaic cell.
Advantageously, the driving mechanism 66 includes a driving motor 11 fixed on the lower end wall of the driving chamber 12, the driving shaft 13 is connected to the upper end face of the driving motor 11, a driving block 57 penetrated by the upper end of the driving shaft 13 is arranged in the driving chamber 12, a rotating chamber 59 penetrated by the driving shaft 13 is arranged in the driving block 57, a driving gear 58 connected with the driving chamber 12 by screw threads is arranged in the rotating chamber 59, an arc-shaped chamber 56 penetrated by the driving block 57 is further arranged in the driving block 57, the left end wall of the arc-shaped chamber 56 is communicated with the driving chamber 12 and the right end wall of the arc-shaped chamber 56 is communicated with the rotating chamber 59, the right end of the annular gear ring 49 is located in the arc-shaped chamber 56, and the left end of the driving gear 58 is located in the arc-shaped chamber 56 and is connected with the annular gear ring 49 in a meshing manner.
Beneficially, the closing mechanism 69 includes a closed cavity 20, a closing plate 24 with a left end located in the lifting cavity 31 is arranged in the closed cavity 20, a return spring 19 with a right end connected to the right end wall of the closed cavity 20 is fixed to the right end of the closing plate 24, an expansion spring 17 and a compression spring 62 are fixedly connected to the upper end wall of the driving cavity 12, a spring block 16 is fixed to the lower end of the expansion spring 17, an elastic rope 18 with a lower end penetrating through the right end wall of the driving cavity 12 and the right end wall of the closed cavity 20 and fixedly connected to the right end of the closing plate 24 is fixed to the lower end of the spring block 16, a driven block 63 is fixed to the lower end of the compression spring 62, a connecting plate 65 is arranged on the lower side of the driven block 63, two limiting springs 64 with upper ends connected to the driven block 63 are fixed to the upper end face of the connecting plate 65, and two limiting springs 64 with upper ends penetrating through the driven block 63 and lower ends are fixed to the upper end face of the connecting plate 65, The upper end wall of the driving cavity 12 and the lower end wall of the closed cavity 20 are located on a limiting rod 61 on the right side of the closed plate 24, the left end of the closed plate 24 is fixed with a closed block 25, the left end of the closed block is located in the partition cavity 28, and the right end of the lifting block 60 is located on the lower side of the driven block 63.
Advantageously, the lifting mechanism 67 further comprises a telescopic plate 29, the lower end of the telescopic plate 29 is fixed on the lower end wall of the partition cavity 28, the upper end of the telescopic plate 29 abuts against the rotating rod 39, and the left end face of the lifting rod 54 is in meshed connection with the right end of the rotating gear 23.
Beneficially, the moving mechanism 68 includes a moving cavity 34 with front and rear end walls communicating with an external space, a moving plate 45 with front and rear ends both located in the external space is arranged in the moving cavity 34, a moving spring 48 with a left end connected to the moving plate 45 is fixed on a right end wall of the moving cavity 34, a rope 33 with a right end penetrating through the right end wall of the moving cavity 34 and a right end of the rotating rod 39 is fixed on a right end of the moving spring 48, an ejection cavity 40 with a right opening is arranged in the left end wall of the moving cavity 34, an ejection block 42 with one end located in the moving cavity 34 and an ejection spring 41 connecting the ejection block 42 and the left end wall of the ejection cavity 40 are arranged in the ejection cavity 40, a round rod 43 is fixed on the right end of the ejection block 42, two moving grooves 44 with left openings and front and rear end walls communicating with the external space are arranged in the moving plate 45, be equipped with opening left sliding chamber 35 in the right-hand member wall of shifting chute 44, be equipped with one end in sliding chamber 35 and be located sliding block 46 in shifting chute 44, the left and right sides the close one end of sliding block 46 is fixed with the connection sliding spring 47 of sliding chamber 35 side end wall is located sliding block 46 in shifting chute 44 is fixed with trapezoidal pole 36, trapezoidal pole 36 left end face is fixed with the connecting rod 37 that one end is located external space, two connecting rod 37's one end with the equal fixed mounting in one end of dwang 39 has photovoltaic cell, be equipped with in the lower terminal wall of lift chamber 31 can for street lamp 15 with driving motor 11 provides the battery 32 of the energy, battery 32 will be connected through electric wire 30 with photovoltaic cell.
Advantageously, the elastic force of the elastic cord 18 is much greater than the elastic force of the return spring 19.
Advantageously, the spring force of the compression spring 62 is smaller than the sum of the spring forces of the two limit springs 64.
Advantageously, the magnetic force between the electromagnet 55 and the magnet plate 52 is much greater than the sum of the elastic force of the connecting spring 53, the elastic force of the compression spring 62 and the elastic force of the two limit springs 64.
Advantageously, the elastic force of the moving spring 48 is much greater than the sum of the elastic force of the ejecting spring 41 and the elastic force of the two sliding springs 47, and the elastic force of the ejecting spring 41 is much greater than the sum of the elastic forces of the two sliding springs 47.
Sequence of mechanical actions of the whole device:
1: when the photovoltaic cell needs to be disassembled and replaced, the driving motor 11 works to drive the driving shaft 13 to rotate, and the rotating rod 39 penetrates through the partition cavity 28, so that the lifting block 27, the annular block 50 and the annular gear ring 49 cannot be driven to rotate by the driving gear 58, and the driving gear 58 is lifted in the rotating process of the driving shaft 13, so that the driving block 57 is lifted, the lifting block 27, the annular block 50 and the annular gear ring 49 are lifted, the rotating rod 39 is lifted, and when the rotating rod 39 is lowered to the lowest side, the disassembling and the replacing can be realized without people climbing onto the street lamp post 10 for disassembling and replacing;
2: after the disassembly and replacement are completed, the driving motor 11 works to drive the driving cavity 12 to rotate reversely, so that the driving gear 58 is lifted, the driving block 57 is lifted, the lifting block 27, the annular block 50 and the annular gear 49 are lifted, the rotating rod 39 is reset, in the lifting process of the driving block 57, the lifting block 60 is firstly contacted with the driven block 63, the lifting block 27 is lifted to drive the driving block 57 and the lifting block 60 to lift, the lifting block 60 is lifted to drive the driven block 63 to move upwards, the compression spring 62 is firstly compressed, the connecting plate 65 and the limiting rod 61 are driven to move upwards, so that the limiting rod 61 moves upwards and limits the closing plate 24 to move rightwards, after the limiting rod 61 limits the closing plate 24, the driving block 57 is lifted to be contacted with the spring block 16, so that the spring block 16 is driven to move upwards, and the elastic rope 18 is stretched;
3: when the photovoltaic cell is needed, the electromagnet 55 works to repel the magnet plate 52, so that the magnet plate 52 moves downwards, the lifting rod 54 moves downwards, the lifting block 60 moves downwards, the movement of the lifting rod 54 drives the rotating gear 23 to rotate, the rotating shaft 21 and the rotating rod 39 are driven to rotate, so that the photovoltaic cell rotates, the lifting block 60 moves downwards, the compression spring 62 and the limiting spring 64 reset, so that the limiting rod 61, the driven block 63 and the connecting plate 65 descend, so that the limiting rod 61 does not limit the closing plate 24 to move rightwards any longer, the elastic rope 18 resets to drive the closing plate 24 to move rightwards, the reset spring 19 is compressed, the rope 33 is loosened during the rotation of the rotating rod 39, so that the moving spring 48 resets to drive the moving plate 45 to move leftwards, so that the trapezoidal rod 36 is in contact with the round rod 43, during the moving plate 45 moves leftwards, because of the limitation of the round rod 43, the two trapezoidal rods 36 move towards the front and back sides respectively, the moving plate 45 continues to move leftwards, so that the round rod 43 contacts with the right end wall of the moving groove 44, the moving plate 45 starts to drive the round rod 43 and the ejection block 42 to move leftwards, the ejection spring 41 is compressed, the moving plate 45 moves leftwards to drive the front and back two photovoltaic cells to move leftwards, so that the three photovoltaic cells are completely unfolded, when the rotating rod 39 rotates ninety, the rope 33 is completely loosened, the rotating rod 39 leaves the partition cavity 28, the photovoltaic cells are positioned at the upper side of the street lamp post 10, and start to work and generate electricity, at this time, if the driving motor 11 works to drive the driving shaft 13 to rotate, so that the driving gear 58 rotates, so that the lifting block 27, the annular block 50 and the annular gear ring 49 rotate, so that the rotating shaft 21 and the rotating rod 39 rotate, so that the photovoltaic cells can face to the sunlight, the maximum power generation is facilitated;
4: in case of windy weather, the driving motor 11 firstly stops working after the lifting block 60 is positioned below the driven block 63 again, the electromagnet 55 works and attracts the magnet plate 52, so that the magnet plate 52 moves upwards and resets, so that the lifting rod 54 moves upwards, so that the rotating gear 23 rotates and resets, so that the rotating shaft 21 and the rotating rod 39 rotate and reset, so that the rotating rod 39 penetrates through the partition cavity 28 again, the rope 33 is tightened again, the moving plate 45 moves rightwards, the moving spring 48 is compressed, so that the front photovoltaic cell and the rear photovoltaic cell move rightwards, when the trapezoidal rod 36 is separated from the round rod 43, the two trapezoidal rods 36 approach each other, so that the front photovoltaic cell and the rear photovoltaic cell are positioned on the right side of the middle photovoltaic cell, the windward area is reduced, at the moment, the driving motor 11 works, and because the rotating rod 39 is limited by the partition cavity 28 again, the driving motor 11 works to drive the driving shaft 13 to rotate, so that the driving gear 58 and the driving block 57 descend, the lifting block 27, the ring block 50 and the ring gear 49 descend, the compression spring 62, the limiting spring 64 and the expansion spring 17 are reset, the spring block 16, the driven block 63, the connecting plate 65 and the limiting rod 61 descend, the spring block 16 descends to loosen the elastic rope 18, the reset spring 19 resets to drive the closing plate 24 to move leftwards, the closing plate 24 cuts off the upper end of the lifting cavity 31 again, then the driving motor 11 works to drive the driving shaft 13 to rotate reversely, the driving gear 58, the driving block 57, the lifting block 27, the ring block 50 and the ring gear 49 move upwards, the lifting block 60 drives the driven block 63 to move upwards again, and the limiting rod 61 moves upwards again to limit the closing plate 24 to move rightwards.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims (1)

1. The utility model provides a photovoltaic cell subassembly convenient to dismantle and change, includes the street lamp post, its characterized in that: a lamp holder is fixed on the right end face of the street lamp post, a street lamp is fixed on the lower end face of the lamp holder, a lifting cavity with an upward opening is further arranged in the street lamp post, a partition cavity communicated with the external space is arranged in the left end wall of the lifting cavity, a driving cavity with a leftward opening is arranged in the right end wall of the lifting cavity, a driving mechanism for driving a driving device to run is arranged in the driving cavity, and a closing mechanism capable of cutting off the lifting cavity is further arranged in the upper end wall of the driving cavity; the lifting mechanism is characterized in that the lifting mechanism driven by the driving mechanism to operate is arranged in the lifting cavity, the lifting mechanism comprises a lifting block, a rotating cavity is arranged in the lifting block, the opening of the rotating cavity is upward, the left end wall and the right end wall of the lifting cavity are communicated, a rotating shaft is rotationally connected between the front end wall and the rear end wall of the rotating cavity, a rotating gear is fixed on the rotating shaft, a rotating rod is further fixed on the rotating shaft, the left end of the rotating rod is located in an external space and used for supporting a photovoltaic cell, an electromagnetic cavity with a downward opening is arranged in the lower end wall of the rotating cavity, a magnet plate and a connecting spring for connecting the magnet plate with the upper end wall of the electromagnetic cavity are arranged in the electromagnetic cavity, an electromagnet capable of repelling or attracting the magnet plate is fixed on the upper end wall of the electromagnetic cavity, a lifting rod with the upper end located in the rotating cavity is fixed on the upper end face of the magnet plate, and a lifting block with the right end located in the driving cavity is further fixed on the upper end face of the lifting rod, an annular block is further fixed at the right end of the lifting block, an annular gear ring is further fixed at the outer end of the annular block, and a moving mechanism capable of moving the photovoltaic cell is arranged in the rotating rod; the driving mechanism works to drive the lifting mechanism to lift, so that the rotating rod descends, and the photovoltaic cell is convenient to replace; the driving mechanism comprises a driving motor fixed on the lower end wall of the driving cavity, the upper end face of the driving motor is in power connection with a driving shaft, a driving block penetrated through by the upper end of the driving shaft is arranged in the driving block, a rotating cavity penetrated through by the driving shaft is arranged in the driving block, a driving gear in threaded connection with the driving cavity is arranged in the rotating cavity, arc-shaped cavities penetrating through the driving block by the front end wall and the rear end wall are also arranged in the driving block, the left end wall of each arc-shaped cavity is communicated with the driving cavity, the right end wall of each arc-shaped cavity is communicated with the rotating cavity, the right end of the annular gear ring is positioned in the arc-shaped cavity, and the left end of the driving gear is positioned in the arc-shaped cavity and is meshed with the annular gear ring; the sealing mechanism comprises a sealing cavity, a sealing plate with the left end positioned in the lifting cavity is arranged in the sealing cavity, a reset spring with the right end connected with the right end wall of the sealing cavity is fixed at the right end of the sealing plate, an expansion spring and a compression spring are fixedly connected with the upper end wall of the driving cavity, a spring block is fixed at the lower end of the expansion spring, an elastic rope with the lower end penetrating through the right end wall of the driving cavity and the right end wall of the sealing cavity and fixedly connected with the right end of the sealing plate is fixed at the lower end of the spring block, a driven block is fixed at the lower end of the compression spring, a connecting plate is arranged at the lower side of the driven block, two limiting springs with the upper ends connected with the driven block are fixed on the upper end face of the connecting plate, and a limiting rod with the upper ends penetrating through the driven block, the upper end wall of the driving cavity and the lower end wall of the sealing cavity and positioned at the right side of the sealing plate is also fixed on the upper end face of the connecting plate, the left end of the sealing plate is fixedly provided with a sealing block of which the left end is positioned in the partition cavity, and the right end of the lifting block is positioned on the lower side of the driven block; the lifting mechanism further comprises a telescopic plate, the lower end of the telescopic plate is fixed on the lower end wall of the partition cavity, the upper end of the telescopic plate abuts against the rotating rod, and the left end face of the lifting rod is in meshed connection with the right end of the rotating gear; the moving mechanism comprises a moving cavity with front and rear end walls communicated with an external space, a moving plate with front and rear ends both located in the external space is arranged in the moving cavity, a moving spring with a left end connected with the moving plate is fixed on the right end wall of the moving cavity, a rope with a right end penetrating through the right end wall of the moving cavity and a right end located on the right end wall of the rotating rod is fixed on the right end of the moving cavity, an ejection cavity with a right opening is arranged in the left end wall of the moving cavity, an ejection block with one end located in the moving cavity and an ejection spring connecting the ejection block with the left end wall of the ejection cavity are arranged in the ejection cavity, a round rod is fixed on the right end of the ejection block, two moving grooves with openings communicated with the external space are arranged in the moving plate, a sliding cavity with a left opening is arranged in the right end wall of the moving groove, and a sliding block with one end located in the moving groove is arranged in the sliding cavity, sliding springs connected with the end wall of one side of the sliding cavity are fixed at the ends, close to the sliding blocks, of the left side and the right side, a trapezoidal rod is fixed on the sliding block located in the moving groove, a connecting rod with one end located in an external space is fixed on the left end face of the trapezoidal rod, photovoltaic cells are fixedly mounted at one ends of the two connecting rods and one end of the rotating rod, a storage battery capable of providing energy for the street lamp and the driving motor is arranged in the lower end wall of the lifting cavity, and the storage battery is connected with the photovoltaic cells through wires; the elastic force of the elastic rope is far greater than that of the return spring; the elasticity of the compression spring is less than the sum of the elasticity of the two limiting springs; the magnetic force between the electromagnet and the magnet plate is far greater than the sum of the elastic force of the connecting spring, the elastic force of the compression spring and the elastic force of the two limiting springs; the elastic force of the movable spring is far greater than the sum of the elastic force of the ejection spring and the elastic force of the two sliding springs, and the elastic force of the ejection spring is far greater than the sum of the elastic force of the two sliding springs.
CN201910948034.6A 2019-10-08 2019-10-08 Photovoltaic cell assembly convenient to disassemble and replace Active CN110686206B (en)

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