The utility model content
In order to overcome defective of the prior art, the utility model provides a kind of solar photovoltaic assembly empirical model, this model can intuitively, vivo be demonstrated the basic composition and the electricity generating principle of solar photovoltaic assembly, and the student can take action on one's own to carry out the connection between each parts, be familiar with the composition and the principle of solar photovoltaic power plant, intensification improves perceptual knowledge and interest to the electricity Physical Experiment to the understanding of physical knowledges such as series connection and parallel connection.
Technical scheme:
A kind of solar photovoltaic assembly empirical model, comprise installing plate, photovoltaic array, reometer, lamp socket, switch, light emitting diode and electric wire, described photovoltaic array comprises one and more than one solar photovoltaic assembly, photovoltaic array wherein, lamp socket, reometer and switch can be installed on the described installing plate respectively, described electric wire is used to be electrically connected described photovoltaic array, reometer, lamp socket and switch, described electric wire also is used for the electrical connection between the solar photovoltaic assembly, and described light emitting diode can connect described lamp socket with plugging.
Described photovoltaic array, reometer, lamp socket and switch all removably are fixed on the front of described installing plate, the position corresponding to its electric wire connecting junction at least of described solar photovoltaic assembly, lamp socket, reometer and switch on the described installing plate offers opening respectively, makes described electric wire carry out the electrical connection between described photovoltaic array, reometer, lamp socket and the switch and carry out solar photovoltaic assembly electrical connection each other by each electric wire connecting junction from the back side of installing plate.
Described photovoltaic array, lamp socket, reometer and switch are by the front of screw retention at described installing plate.
Described photovoltaic array is fixed on the left part of described installing plate, and described lamp socket, reometer and switch are fixed on the right part of described installing plate, and described lamp socket, reometer and switch are arranged from top to bottom successively.
Described electric wire connecting junction is the plug-in electric wire connecting junction.
The front of described installing plate is provided with the wiring pad post more than three, and the height of described wiring pad post is greater than the height in the described installing plate of protruding from of described solar photovoltaic assembly, lamp socket, reometer and switch front.
Described wiring pad post is 4 paxillas that are arranged on four angles in front of described installing plate.
Described photovoltaic array comprises 9 solar photovoltaic assemblies that are 3 * 3 array distribution, or described photovoltaic array comprises 8 solar photovoltaic assemblies that are 2 * 4 array distribution, or described photovoltaic array comprises 16 solar photovoltaic assemblies that are 4 * 4 array distribution.
Also include support, described support supports described installing plate by fixedlying connected with the back side of described installing plate.
Described support is a pair of brackets, fixedlys connected with left and right two sides at the back side of described installing plate respectively.
Technique effect:
The utility model provides a kind of solar photovoltaic assembly empirical model, comprise installing plate, photovoltaic array, reometer, lamp socket, switch, light emitting diode and electric wire, photovoltaic array wherein, lamp socket, reometer and switch can be installed in respectively on the installing plate, and photovoltaic array, lamp socket, reometer and switch can be electrically connected by electric wire each other, also can be electrically connected between each solar photovoltaic assembly that photovoltaic array comprises by electric wire, can insert light emitting diode on the lamp socket, this experiment model can be directly perceived, vivo demonstrate the composition and the electricity generating principle of solar photovoltaic assembly; And can field stripping between each electrical equipment of this empirical model and the installing plate, installation, can on-the-spot be electrically connected between each electrical equipment by electric wire, the student can take action on one's own to participate in experiment, makes the basic composition and the electricity generating principle of the more deep understanding solar photovoltaic assembly empirical model of student.
Preferably, solar photovoltaic assembly, reometer, lamp socket and switch all removably are fixed on the front of described installing plate, and on the installing plate corresponding to solar photovoltaic assembly, lamp socket, the position of its electric wire connecting junction at least of reometer and switch offers opening respectively, electrical connection between each electrical equipment can be operated at the back side of installing plate like this, the benefit of doing like this is: first, be subjected to the installation of electrical equipment and the restriction that is connected, the installation of carrying out electrical equipment on formal circuit board is when being connected, most electrical equipment all is that electrical equipment exposes the front at circuit board, the pin of electrical equipment inserts from circuit board is positive, welds at the back side of circuit board then; The second, wiring can not influence the attractive in appearance of front overleaf.
Further, electric wire connecting junction is the plug-in electric wire connecting junction, can realize electrical connection or dismounting between each electrical equipment quickly and safely.
Preferably, the wiring pad post more than three can be set on the front of installing plate, before being electrically connected, the face down of installing plate be placed, make things convenient for the student to be electrically connected from the back side of installing plate.When the face down of installing plate was placed, wiring pad post supported installing plate, made that fixing each electrical equipment is unsettled on the installing plate front, avoided contacting with the ground of below or platform etc. and damaged electrical equipment.
Further, this empirical model also comprises support, is used for making the plate face of installing plate and plane be certain angle from the back support installing plate of installing plate.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer,, the utility model is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
Be illustrated in figure 1 as the perspective view of a kind of solar photovoltaic assembly empirical model of the utility model, include photovoltaic array 1, installing plate 2, support 3, reometer 4, lamp socket 5, switch 6, light emitting diode (not shown) and wiring pad post 7, and connect between each piece solar photovoltaic assembly 1-1 in the photovoltaic array 1, connect the electric wire (not shown) between photovoltaic array 1 and reometer 4, lamp socket 5 and the switch 6.Wherein, on the right part in dismountable front that photovoltaic array 1, installing plate 2 be installed lamp socket 5, reometer 4 and switch 6 are installed removably successively from top to bottom on the left part in the front of installing plate 2, the distribution mode of this electrical equipment helps electrical connection each other, and those skilled in the art can select other distribution mode certainly.Dismountable installation in the present embodiment is meant adopts screw retention in the front of installing plate 2, certainly, can also be other dismountable mounting means.For solar photovoltaic assembly 1-1, reometer 4, lamp socket 5 and switch 6, these electrical equipments have included electric wire connecting junction, the electric wire connecting junction of these electrical equipments in the present embodiment all is arranged on the back side of electrical equipment body, and installing plate 2 corresponding to all offering opening (preferably on the position of each electrical equipment, all offer opening on the position corresponding to the electric wire connecting junction of each electrical equipment of installing plate 2), but make and operate, carry out the wiring between each electric wire connecting junction from the back side butted line device of installing plate 2.Preferably, electric wire connecting junction can be the plug-in electric wire connecting junction, is convenient to fast-wiring and takes out stitches.
The solar photovoltaic assembly empirical model of present embodiment also includes the light emitting diode (not shown), can be connected on the lamp socket 5, and preferably, lamp socket 5 provides a plurality of jacks such as 5,5 light emitting diodes of can pegging graft simultaneously with plugging.
The installing plate 2 of present embodiment is a rectangle, be respectively arranged with wiring pad post 7 on four angles in its front, wiring pad post 7 is a small cylinder, each electrical equipment that the height of small cylinder is greater than on installing plate 2 fronts comprises photovoltaic array 1, reometer 4, the height that protrudes from described installing plate front of lamp socket 5 and switch 6, make when the face down of installing plate 2 is placed, the electric wire connecting junction (plug-in electric wire connecting junction) that installing plate 2 back sides are exposed is when operating, be installed in each electrical equipment on installing plate 2 fronts and can not touch supporting surfaces such as the ground of installing plate 2 positive belows or platform, avoided the damage of electrical equipment.Wiring pad post 7 can also be for more than 3 or 4, as long as can support installing plate, wiring pad post 7 can also be other shapes, such as prism.
As shown in Figure 2, the utility model also includes the pair of brackets 3 of support mounting plate 2, and support 3 is a triangular structure of right angle, and the hypotenuse of right-angle triangle is by the left and right side of screw retention at the back side of installing plate 2.Make the plate face of installing plate 2 horizontal by certain angle.Except that the situation shown in the present embodiment, support 3 can also be can support mounting plate other any forms, can also be adjustable support, make the plate face of installing plate horizontal by different angles by regulating support.
Photovoltaic array 1 in the present embodiment is for being 9 solar photovoltaic assembly 1-1 of 3 * 3 array distribution, according to the size of solar photovoltaic assembly, size and other influence factors of empirical model, photovoltaic array 1 can also comprise the solar photovoltaic assembly 1-1 more than 1, for example: 8 solar photovoltaic assembly 1-1 that are 2 * 4 array distribution, be 16 solar photovoltaic assembly 1-1 of 4 * 4 array distribution etc., or be a solar photovoltaic assembly arbitrarily of other array distribution.