CN203225832U - Simple distributor circuit having filtering effect - Google Patents
Simple distributor circuit having filtering effect Download PDFInfo
- Publication number
- CN203225832U CN203225832U CN 201320285412 CN201320285412U CN203225832U CN 203225832 U CN203225832 U CN 203225832U CN 201320285412 CN201320285412 CN 201320285412 CN 201320285412 U CN201320285412 U CN 201320285412U CN 203225832 U CN203225832 U CN 203225832U
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- capacitor
- electric capacity
- inductance
- inducer
- series
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Abstract
The utility model discloses a simple distributor circuit having a filtering effect. The simple distributor circuit having the filtering effect is composed of a first capacitor, a second capacitor, a third capacitor, a fourth capacitor, a fifth capacitor, a sixth capacitor, a first inducer, a second inducer and a resistor, wherein a ground wire is connected between the first inducer and the second inducer, the fourth capacitor is connected with the ground wire in series, one end of the first inducer is connected with the first capacitor in series, the other end of the first inducer is connected to the ground, the second capacitor and the fifth capacitor are connected at one end of the second inducer in series, the third capacitor and the sixth capacitor are connected at the other end of the second inducer in series, and the resistor is connected with the second inducer in parallel. The simple distributor circuit having the filtering effect is characterized in that each output end is provided with two series capacitors, and the voltage endurance capability and the filtering capacity of the distributor circuit are improved.
Description
Technical field
The utility model includes the cable TV system equipment technical field, particularly a kind of simple and easy allotter circuit with filter effect.
Background technology
The output of the allotter circuit of prior art is not often installed filter capacitor, and a filter capacitor perhaps only is installed, and such design filter effect often is relatively poor, and withstand voltage effect is also relatively more general, and transmission impacts thunder and lightning weather to signal easily.
The utility model content
(1) technical problem that will solve
The purpose of this utility model will overcome above-mentioned shortcoming exactly, aims to provide the simple and easy allotter circuit that a kind of withstand voltage effect and filter effect better have filter effect.
(2) technical scheme
For achieving the above object, simple and easy allotter circuit with filter effect of the present utility model, by first electric capacity, second electric capacity, the 3rd electric capacity, the 4th electric capacity, the 5th electric capacity, the 6th electric capacity, first inductance, second inductance and resistance are formed, earth connection between described first inductance and second inductance, and described the 4th electric capacity is connected with ground wire, described first inductance, one end first electric capacity of connecting, other end ground connection, described second electric capacity and described the 5th capacitances in series are at described second inductance, one end, described the 3rd electric capacity and described the 6th capacitances in series be at the described second inductance other end, described resistance and the described second inductance parallel connection.
Further, the capacity of described second electric capacity, described the 3rd electric capacity, described the 5th electric capacity and described the 6th electric capacity is all identical.
Further, the capacitance of described first electric capacity is half of capacitance of described second electric capacity.
(3) beneficial effect
Compared with prior art, the technical solution of the utility model has the following advantages: each output is provided with two series capacitances, has improved voltage endurance capability and the filter capacity of distributor.
Description of drawings
Fig. 1 is the circuit theory schematic diagram that the utlity model has the simple and easy allotter circuit of filter effect.
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is described in further detail.Following examples are used for explanation the utility model, but are not used for limiting scope of the present utility model.
As shown in Figure 1, simple and easy allotter circuit with filter effect of the present utility model, by first capacitor C 1, second capacitor C 2, the 3rd capacitor C 3, the 4th capacitor C 4, the 5th capacitor C 5, the 6th capacitor C 6, first inductance L 1, second inductance L 2 and resistance R 1 are formed, earth connection between described first inductance L 1 and second inductance L 2, and described the 4th capacitor C 4 is connected with ground wire, described first inductance L, 1 one ends first capacitor C 1 of connecting, other end ground connection, described second capacitor C 2 and described the 5th capacitor C 5 are connected on described second inductance L, 2 one ends, described the 3rd capacitor C 3 and described the 6th capacitor C 6 are connected on described second inductance L, 2 other ends, described resistance R 1 and 2 parallel connections of described second inductance L, first capacitor C, 1 other end connects input, and the 5th capacitor C 5 other ends are connected output 1 and output 2 respectively with the 6th capacitor C 6 other ends.
In order to guarantee uniformity and the consistency of signal transmission, the capacity of described second capacitor C 2, described the 3rd capacitor C 3, described the 5th capacitor C 5 and described the 6th capacitor C 6 is all identical, and the capacitance of described first capacitor C 1 is half of capacitance of described second capacitor C 2.
It is undesirable that simple and easy allotter circuit with filter effect of the present utility model has overcome in the prior art filter effect, the defective of voltage endurance capability difference, utilize the structure of two capacitances in series of output, suddenly increased voltage endurance capability, again filter effect there is further raising, has guaranteed the stability of signal transmission.
In sum, above-mentioned execution mode is not to be restricted execution mode of the present utility model, and the modification that all those skilled in the art carry out on the basis of flesh and blood of the present utility model or equivalent deformation are all at technology category of the present utility model.
Claims (3)
1. simple and easy allotter circuit with filter effect, it is characterized in that: by first electric capacity, second electric capacity, the 3rd electric capacity, the 4th electric capacity, the 5th electric capacity, the 6th electric capacity, first inductance, second inductance and resistance are formed, earth connection between described first inductance and second inductance, and described the 4th electric capacity is connected with ground wire, described first inductance, one end first electric capacity of connecting, other end ground connection, described second electric capacity and described the 5th capacitances in series are at described second inductance, one end, described the 3rd electric capacity and described the 6th capacitances in series be at the described second inductance other end, described resistance and the described second inductance parallel connection.
2. the simple and easy allotter circuit with filter effect as claimed in claim 1, it is characterized in that: the capacity of described second electric capacity, described the 3rd electric capacity, described the 5th electric capacity and described the 6th electric capacity is all identical.
3. the simple and easy allotter circuit with filter effect as claimed in claim 2 is characterized in that: the capacitance of described first electric capacity is half of capacitance of described second electric capacity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320285412 CN203225832U (en) | 2013-05-22 | 2013-05-22 | Simple distributor circuit having filtering effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320285412 CN203225832U (en) | 2013-05-22 | 2013-05-22 | Simple distributor circuit having filtering effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203225832U true CN203225832U (en) | 2013-10-02 |
Family
ID=49252821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320285412 Expired - Fee Related CN203225832U (en) | 2013-05-22 | 2013-05-22 | Simple distributor circuit having filtering effect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203225832U (en) |
-
2013
- 2013-05-22 CN CN 201320285412 patent/CN203225832U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131002 Termination date: 20200522 |