CN210955732U - 'hand-in-hand' net rack structure demonstration device - Google Patents
'hand-in-hand' net rack structure demonstration device Download PDFInfo
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- CN210955732U CN210955732U CN201921559465.5U CN201921559465U CN210955732U CN 210955732 U CN210955732 U CN 210955732U CN 201921559465 U CN201921559465 U CN 201921559465U CN 210955732 U CN210955732 U CN 210955732U
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Abstract
The utility model relates to a "hand in hand" spatial grid structure presentation device. The LED lamp string comprises ten LED string lamps which are arranged on the front surface of a bottom plate and connected in parallel, wherein a fault switch and a power switch are arranged on the front surface of the bottom plate, and a connecting wire is arranged on the back surface of the bottom plate; the LED string lamps respectively represent a first power transmission system section, a second power transmission system section, a first power transmission line, a second power transmission line, a third power transmission line, a fourth power transmission line, a first transformer substation, a second transformer substation, a third transformer substation and a fault point; the ten LED string lamps are all connected in parallel, the power switch is arranged on the trunk, and the fault switch is respectively matched with the LED string lamp corresponding to the third power transmission line and the LED string lamp corresponding to the fault point. The utility model discloses simple structure, the technical staff of being convenient for understands the looped netowrk structure to outstanding characteristics of looped netowrk, especially outstanding characteristics in the aspect of the supply reliability have practical value.
Description
Technical Field
The utility model relates to a "hand in hand" spatial grid structure presentation device. Belongs to the technical field of power grids.
Background
The distribution network is an electric power network which receives electric energy from a transmission network or a regional power plant and distributes the electric energy to various users on site through distribution facilities or step by step according to voltage. The power distribution network consists of overhead lines, cables, towers, distribution transformers, isolating switches, reactive power compensators, accessory facilities and the like, and plays a role in distributing electric energy in a power network.
The structure of the power distribution network is divided into a ring network and a radiation network, the ring network has the advantage of higher reliability, but the power flow control is difficult, and the short-circuit current is large; the radiation network has easy power flow control and small short-circuit current. Therefore, the power distribution network mostly adopts a ring network structure and radial operation, namely a 'hand-in-hand' network structure.
In order to facilitate understanding of the power distribution network structure, the characteristics of the structure are highlighted, particularly the characteristics of power supply reliability are highlighted, and the design of the hand-in-hand grid structure demonstration device is necessary and has practical value.
Disclosure of Invention
An object of the utility model is to overcome the aforesaid not enough, provide a "hand in hand" spatial grid structure presentation device.
The purpose of the utility model is realized like this:
the utility model provides a "hand in hand" spatial grid structure presentation device which characterized in that: the LED lamp string comprises a first LED string lamp, a second LED string lamp, a third LED string lamp, a fourth LED string lamp, a fifth LED string lamp, a sixth LED string lamp, a seventh LED string lamp, an eighth LED string lamp, a ninth LED string lamp, a tenth LED string lamp, a fault switch and a power switch which are arranged on the front surface of a bottom plate, wherein a connecting wire is arranged on the back surface of the bottom plate;
the first LED string lamp, the second LED string lamp, the third LED string lamp, the fourth LED string lamp, the fifth LED string lamp, the sixth LED string lamp, the seventh LED string lamp, the eighth LED string lamp, the ninth LED string lamp and the tenth LED string lamp are all connected in parallel, the power switch is arranged on the trunk, and the fault switch is respectively matched with the fifth LED string lamp and the tenth LED string lamp;
the first LED string light represents a first section of the power transmission system, and the second LED string light represents a second section of the power transmission system;
the third LED string light represents the first power line, the fourth LED string light represents the second power line, the fifth LED string light represents the third power line, and the sixth LED string light represents the fourth power line;
a seventh LED string light represents a first transformer substation, an eighth LED string light represents a second transformer substation, and a ninth LED string light represents a third transformer substation;
the tenth LED string represents a fault point;
the first LED string light and the second LED string light are located on the upper portion of the bottom plate, the third LED string light and the fourth LED string light are located on two sides of the second LED string light respectively, the fifth LED string light and the sixth LED string light are located below the second LED string light, the ninth LED string light is located between the fifth LED string light and the sixth LED string light, the seventh LED string light is located between the third LED string light and the fifth LED string light, the eighth LED string light is located between the fourth LED string light and the sixth LED string light, and the tenth LED string light is located on the fifth LED string light.
Furthermore, the first LED string lamps and the second LED string lamps are both arc-shaped.
Further, the third LED string light, the fourth LED string light, the fifth LED string light and the sixth LED string light are linear.
Furthermore, the seventh LED string light, the eighth LED string light and the ninth LED string light are all in the shape of circles.
Further, a tenth LED string is arranged in an "X" shape and an "arrow" shape.
Further, the first LED string light, the second LED string light, the third LED string light, the fourth LED string light, the fifth LED string light, the sixth LED string light, the seventh LED string light, the eighth LED string light, the ninth LED string light and the tenth LED string light are all red.
Further, the power switch is a power supply switch of a 220V power supply.
Further, the fault switch is a single pole double throw switch.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model relates to a "hand in hand" spatial grid structure presentation device, after switch closed, the fault switch and the fifth LED cluster lamp that corresponds the third power transmission line put through, correspond the first LED cluster lamp to the ninth LED cluster lamp of power transmission system one section, power transmission system two-stage section, first power transmission line, second power transmission line, third power transmission line, fourth power transmission line, first transformer substation, second transformer substation and third transformer substation and all circular telegram and light, the tenth LED cluster lamp that corresponds the fault point this moment is not lighted, represent the distribution network and normally work; the fault switch is connected with the tenth LED string lamp corresponding to the fault point, the tenth LED string lamp is turned on, the fifth LED string lamp corresponding to the third power transmission line is not turned on, when a fault is indicated, the fault line is cut off, the power supply of other systems, lines and transformers is normal, and the power supply reliability is improved.
The utility model relates to a "hand in hand" spatial grid structure presentation device, simple structure, the technical staff of being convenient for understands the looped netowrk structure to outstanding the characteristics of looped netowrk, especially outstanding characteristics in the aspect of the supply reliability have practical value.
Drawings
Fig. 1 is a schematic view of the "hand-in-hand" spatial grid structure demonstration apparatus of the present invention.
Fig. 2 is an electrical schematic diagram of the "hand-in-hand" grid structure demonstration apparatus of the present invention.
In the figure:
the LED lamp string comprises a first LED string lamp 1, a second LED string lamp 2, a third LED string lamp 3, a fourth LED string lamp 4, a fifth LED string lamp 5, a sixth LED string lamp 6, a seventh LED string lamp 7, an eighth LED string lamp 8, a ninth LED string lamp 9, a tenth LED string lamp 10, a bottom plate 11, a fault switch 12 and a power switch 13.
Detailed Description
The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
Referring to fig. 1, the utility model relates to a "hand in hand" spatial grid structure presentation device, it includes setting up in the positive first LED cluster lamp 1 of bottom plate 11, the second LED cluster lamp 2, the third LED cluster lamp 3, the fourth LED cluster lamp 4, the fifth LED cluster lamp 5, the sixth LED cluster lamp 6, the seventh LED cluster lamp 7, the eighth LED cluster lamp 8, the ninth LED cluster lamp 9, the tenth LED cluster lamp 10, fault switch 12 and switch 13, the back of bottom plate 11 is provided with the connecting wire; the power switch 13 is a power supply switch for a 220V power supply.
The first LED string lamp 1 represents a first section 1 of a power transmission system, the second LED string lamp 2 represents a second section 2 of the power transmission system, and the first LED string lamp 1 and the second LED string lamp 2 are both arc-shaped;
the third LED string light 3 represents a first power line, the fourth LED string light 4 represents a second power line, the fifth LED string light 5 represents a third power line, and the sixth LED string light 6 represents a fourth power line; the third LED string light 3, the fourth LED string light 4, the fifth LED string light 5 and the sixth LED string light 6 are linear;
the seventh LED string light 7 represents a first transformer substation, the eighth LED string light 8 represents a second transformer substation, the ninth LED string light 9 represents a third transformer substation, and the seventh LED string light 7, the eighth LED string light 8 and the ninth LED string light 9 are all in the shape of circles;
the tenth LED string light 10 represents a fault point, and the tenth LED string light 10 is arranged in an "X" shape and an "arrow" shape.
The first LED string light 1 and the second LED string light 2 are located on the upper portion of the bottom plate 11, the third LED string light 3 and the fourth LED string light 4 are located on two sides of the second LED string light 2 respectively, the fifth LED string light 5 and the sixth LED string light 6 are located below the second LED string light 2, the ninth LED string light 9 is located between the fifth LED string light 5 and the sixth LED string light 6, the seventh LED string light 7 is located between the third LED string light 3 and the fifth LED string light 5, the eighth LED string light 8 is located between the fourth LED string light 4 and the sixth LED string light 6, and the tenth LED string light 10 is located on the fifth LED string light 5.
The first LED string light 1, the second LED string light 2, the third LED string light 3, the fourth LED string light 4, the fifth LED string light 5, the sixth LED string light 6, the seventh LED string light 7, the eighth LED string light 8, the ninth LED string light 9, and the tenth LED string light 10 are all red.
Referring to fig. 2, a first LED string light 1, a second LED string light 2, a third LED string light 3, a fourth LED string light 4, a fifth LED string light 5, a sixth LED string light 6, a seventh LED string light 7, an eighth LED string light 8, a ninth LED string light 9, and a tenth LED string light 10 are all connected in parallel, a power switch 13 is disposed on a main line, and a fault switch 12 is respectively matched with the fifth LED string light 5 corresponding to a third power transmission line and the tenth LED string light 10 corresponding to a fault point.
The fault switch 12 is a single-pole double-throw switch, when the power distribution network runs normally, the fault switch 12 is connected with the fifth LED string lamp 5 corresponding to the third power transmission line, and when the power distribution network has a fault point, the fault switch 12 is connected with the tenth LED string lamp 10 corresponding to the fault point.
The working principle is as follows:
after the power switch 13 is closed, the fault switch 12 is connected with the fifth LED string light 5 corresponding to the third power transmission line, all the first LED string lights 1 to the ninth LED string lights 9 corresponding to the first power transmission line, the second power transmission line, the third power transmission line, the fourth power transmission line, the first transformer substation, the second transformer substation and the third transformer substation are electrified and lighted, and at this time, the tenth LED string light 10 corresponding to the fault point is not lighted, which indicates that the power distribution network normally works.
The fault switch 12 is connected with the tenth LED string lamp 10 corresponding to the fault point, the tenth LED string lamp 10 is lighted, the fifth LED string lamp 5 corresponding to the third power transmission line is not lighted, when a fault is shown, the fault line is cut off, and the rest systems, lines and the transformer are normally powered, so that the power supply reliability is improved.
The utility model relates to a "hand in hand" spatial grid structure presentation device, simple structure, the technical staff of being convenient for understands the looped netowrk structure to outstanding the characteristics of looped netowrk, especially outstanding characteristics in the aspect of the supply reliability have practical value.
In the above embodiments, the present invention has been described only by way of example, but various modifications may be made by those skilled in the art after reading the present patent application without departing from the spirit and scope of the invention.
Claims (8)
1. The utility model provides a "hand in hand" spatial grid structure presentation device which characterized in that: the LED lamp string comprises a first LED string lamp, a second LED string lamp, a third LED string lamp, a fourth LED string lamp, a fifth LED string lamp, a sixth LED string lamp, a seventh LED string lamp, an eighth LED string lamp, a ninth LED string lamp, a tenth LED string lamp, a fault switch and a power switch which are arranged on the front surface of a bottom plate, wherein a connecting wire is arranged on the back surface of the bottom plate;
the first LED string lamp, the second LED string lamp, the third LED string lamp, the fourth LED string lamp, the fifth LED string lamp, the sixth LED string lamp, the seventh LED string lamp, the eighth LED string lamp, the ninth LED string lamp and the tenth LED string lamp are all connected in parallel, the power switch is arranged on the trunk, and the fault switch is respectively matched with the fifth LED string lamp and the tenth LED string lamp;
the first LED string light represents a first section of the power transmission system, and the second LED string light represents a second section of the power transmission system;
the third LED string light represents the first power line, the fourth LED string light represents the second power line, the fifth LED string light represents the third power line, and the sixth LED string light represents the fourth power line;
a seventh LED string light represents a first transformer substation, an eighth LED string light represents a second transformer substation, and a ninth LED string light represents a third transformer substation;
the tenth LED string represents a fault point;
the first LED string light and the second LED string light are located on the upper portion of the bottom plate, the third LED string light and the fourth LED string light are located on two sides of the second LED string light respectively, the fifth LED string light and the sixth LED string light are located below the second LED string light, the ninth LED string light is located between the fifth LED string light and the sixth LED string light, the seventh LED string light is located between the third LED string light and the fifth LED string light, the eighth LED string light is located between the fourth LED string light and the sixth LED string light, and the tenth LED string light is located on the fifth LED string light.
2. The 'hand-in-hand' space frame structure demonstration device of claim 1, wherein: the first LED string lamps and the second LED string lamps are both arc-shaped.
3. The 'hand-in-hand' space frame structure demonstration device of claim 1, wherein: the third LED string light, the fourth LED string light, the fifth LED string light and the sixth LED string light are linear.
4. The 'hand-in-hand' space frame structure demonstration device of claim 1, wherein: the seventh LED string light, the eighth LED string light and the ninth LED string light are all in the shape of circles.
5. The 'hand-in-hand' space frame structure demonstration device of claim 1, wherein: the tenth LED string light is arranged in an "X" shape and an "arrow" shape.
6. The 'hand-in-hand' space frame structure demonstration device of claim 1, wherein: the first LED string light, the second LED string light, the third LED string light, the fourth LED string light, the fifth LED string light, the sixth LED string light, the seventh LED string light, the eighth LED string light, the ninth LED string light and the tenth LED string light are all red.
7. The 'hand-in-hand' space frame structure demonstration device of claim 1, wherein: the power switch is a power supply switch of a 220V power supply.
8. The 'hand-in-hand' space frame structure demonstration device of claim 1, wherein: the fault switch is a single pole double throw switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921559465.5U CN210955732U (en) | 2019-09-19 | 2019-09-19 | 'hand-in-hand' net rack structure demonstration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921559465.5U CN210955732U (en) | 2019-09-19 | 2019-09-19 | 'hand-in-hand' net rack structure demonstration device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210955732U true CN210955732U (en) | 2020-07-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921559465.5U Active CN210955732U (en) | 2019-09-19 | 2019-09-19 | 'hand-in-hand' net rack structure demonstration device |
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| Country | Link |
|---|---|
| CN (1) | CN210955732U (en) |
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- 2019-09-19 CN CN201921559465.5U patent/CN210955732U/en active Active
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