CN2170612Y - Distributing box for television - Google Patents

Abstract

The utility model relates to a distributing box for television, and is mainly composed of a box body, a general electric supply plug, a fuse, a plurality of power sockets, a plurality of antennae, a plurality of vision signal sockets and a plurality of key switches. Power plugs of a television, a household appliance and various antennae and a television signal plug are inserted in related sockets of the distributing box at one time, when used, the relative key switch is only needed to press, and then the conversion and connection of signals and power supply matched to use between various household appliances and televisions are completed. The utility model has the advantages of simple structure, safe utilization and convenient operation, and is particularly suitable for the using in households which use many electric appliances fitting with the television.

Description

Distributing box for television

The utility model is a kind of and the television antenna of the matching used household electrical appliance of television set and the block terminal of vision signal and power supply synchronous Concentrated Control, belongs to the television system field.

Present and the matching used household electrical appliance of television set get more and more, all need and the supporting use of television set as video tape recorder, electronic game machine, Laser disc machine, household PC etc., the connection of vision signal needs frequent conversion between them, the power supply of electrical equipment also needs frequent plug and has unsafe factor, even television antenna also has multiple television antennas such as the cable TV antenna in the closed-circuit television antenna of providing antenna, unit for oneself, city and satellite earth antenna, these antenna program of having nothing in common with each other, hesitate to discard, use also pretty troublesome.

The purpose of this utility model is in order to overcome the weak point in the above-mentioned technology, designs a kind of simple in structurely, manipulates the television set block terminal of safe ready.

Technical measures of the present utility model are with connecing the power supply of key switch centralized control and the matching used household electrical appliance of television set and the conversion between vision signal and the television antenna synchronously, key switch is contained in the box body front, antenna socket and vision signal socket and supply socket are contained in the box body back side, and its circuit is by general supply plug XP, total power switch K ₁, fuse FU, household electrical appliance supply socket X _1a-X _10a, antenna and vision signal socket X _1b-X _10b, the vertical self-locking key switch of 2 * 3 type triple-pole double throws K ₂, 2 * 2 type dpdt double-pole double-throw (DPDT) vertical eight connect interlocking key switch K ₃-K ₁₀Form its K ₂Three cuttves be K _2a, K _2b, K _2c, K ₃-K ₁₀Double-pole be respectively K _3aAnd K _3b, K _4aAnd K _4b, K _5aAnd K _5b, K _6aAnd K _6b, K _7aAnd K _7b, K _8aAnd K _8b, K _9aAnd K _9b, K _10aAnd K _10b, its annexation is: the end series connection K of XP ₁With behind the FU with X _1aAnd K _2a-K _10aConnect K _2a-K _10aThe other end respectively with X _2a-X _10aConnect X _1a-X _10aThe other end all be connected X with the other end of XP _1bA termination K _2bAn end and K _2cA fixed contact, K _2bAnother termination X _2bAn end, K _2cAnother fixed contact meet X _2cAn end, K _2cMoving contact meet K _3b-K _10bAn end, K _3b-K _10bThe other end meet X respectively _3b-X _10bAn end, X _2b-X _10bAnd X _2cThe other end all and X _1bThe other end connect, the attaching plug of its television set meets X _1a, aerial plug meets X _1b, the attaching plug of video tape recorder meets X _2a, video output cable meets X _2b, the video incoming line meets X _2c, meet X respectively with the attaching plug of supporting other electrical equipment of television set _3a-X _6a, its circuit output line respectively with X _3b-X _6bThe corresponding connection, for without several antennas of power supply respectively with X _7b-X _10bConnect, and and X ₇B-X _10bCorresponding supply socket X _7a-X _10aCan not use, after once patching, can needn't move again, when seeing TV, only need press K ₁And K ₇-K ₁₀In the key switch of respective antenna get final product, if when using electronic game machine or other electrical equipment, only need press K ₁And K ₃-K ₆In the key switch of corresponding electric appliance get final product, if when using video tape recorder, only need press K ₁And K ₂Key switch get final product.

The utility model has the advantages that simple in structure, safe and convenient to use, disposable connect power supply and Signal plug after, only need press corresponding key switch during use, the trouble of having avoided patch-in to connect, particularly without the power supply inserting line, make child old man also can safety operation, also changed the rambling phenomenon of various connecting lines simultaneously, be particularly suitable for using with the more family of the supporting electrical equipment of television set.

Accompanying drawing is a circuit connection diagram of the present utility model.

Referring to accompanying drawing, the K among the figure ₂Select KZJ-I2 * vertical self-locking key switch of 3 type triple-pole double throws for use, K ₃-K ₁₀Select for use KZJ-I2 * 2 type dpdt double-pole double-throw (DPDT) vertical eight to connect the interlocking key switch, the button of these switches is contained in the front of box body, and supply socket and signal plug are contained in the back side of box body, in order to reduce switching pulse, and can be at supply socket X _1aThe above little capacitor C of a two ends withstand voltage 400V in parallel, in order to indicate the power supply situation, at supply socket X _1aTwo ends a power indicator in parallel by resistance R and neon bulb Ne series connection, and can according to how many suitable increase and decrease K of household electrical appliance and antenna system ₃-K ₁₀And the X that is mated _3a-X _10aAnd X _3b-X _10bQuantity.

Claims (3)

1, the central controlled television set block terminal of the matching used household electrical appliance of a kind of and television set includes the control circuit composition that box body and several connectors and key switch are formed, and it is characterized in that this circuit is by general supply plug XP, total power switch K ₁, fuse FU, household electrical appliance supply socket X _1a-X _10a, antenna and vision signal socket X _1b-X _10b, triple-pole double throw self-locking key switch K ₂Connect interlocking key switch K with dpdt double-pole double-throw (DPDT) eight ₃-K ₁₀Form its K ₂Three cuttves be K _2a, K _2b, K _2c, K ₃-K ₁₀Double-pole be respectively K _3aAnd K _3b, K _4aAnd K _4b, K _5aAnd K _5b, K _6aAnd K _6b, K _7aAnd K _7b, K _8aAnd K _8b, K _9aAnd K _9b, K _10aAnd K _10b, its annexation is: the end series connection K of XP ₁With behind the FU with X _1aAnd K _2a-K _10aConnect K _2a-K _10aThe other end respectively with X _2a-X ₁0a connects, X _1a-X _10aThe other end all be connected X with the other end of XP _1bA termination K _2bAn end and K _2cA fixed contact, K _2bAnother termination X _2bAn end, K _2cAnother fixed contact meet X _2cAn end, K _2cMoving contact meet K _3b-K _10bAn end, K _3b-K _10bThe other end meet X respectively _3b-X _10bAn end, X _2b-X _10bAnd X _2cThe other end all and X _1bThe other end connect.

2, television set block terminal as claimed in claim 1 is characterized in that supply socket X _1aAn a withstand voltage 400V in parallel above little capacitor C and a power indicator in parallel in two ends by resistance R and neon bulb Ne series connection.

3, television set block terminal as claimed in claim 1 or 2 is characterized in that what of household electrical appliance and antenna system can suitably increasing and decreasing K according to ₃-K ₁₀And the X that is mated _3a-X _10aAnd X _3b-X _10bQuantity.

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