CN202197411U - Split type power utilization information acquisition public network terminal - Google Patents
Split type power utilization information acquisition public network terminal Download PDFInfo
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- CN202197411U CN202197411U CN2011203227822U CN201120322782U CN202197411U CN 202197411 U CN202197411 U CN 202197411U CN 2011203227822 U CN2011203227822 U CN 2011203227822U CN 201120322782 U CN201120322782 U CN 201120322782U CN 202197411 U CN202197411 U CN 202197411U
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Abstract
The utility model relates to a power utilization information acquisition public network terminal, in particular to a split type power utilization information acquisition public network terminal, which is structurally characterized in that a wireless communication module and a public network body are arranged in a separated manner; and within the effective range of a communication cable as an extension line, the wireless communication module can be freely mounted in any position with favorable wireless public network signal, and the public network terminal body is mounted in a required position. The utility model has the advantages that the extension effect is good, the attenuation is low, the cost is reduced, and the construction is simple; besides, based on the extended transmission of the communication cable, the mounting position of the wireless communication module is no longer limited by that of the terminal body, and can be mounted in a position with favorable signal, so that the stability and the reliability of the public network terminal signal are ensured, and the demand of remote communication of the power utilization information acquisition terminal is met.
Description
Technical field
The utility model relates to a kind of power information and gathers public network equipment, and particularly a kind of split type power information is gathered the public network terminal.
Background technology
In the prior art, according to power information acquisition terminal technical specification, the structure that adopt at the public network terminal is that communication module is installed on the body of terminal, and shown in accompanying drawing 1, the two connects through a kind of Transistor-Transistor Logic level signal bus, and zoarium is one; Antenna feeder is installed on communication module then to be realized and the communicating by letter of wireless base station.Yet; Technique scheme exists following weak point: the power information collection public network terminal that is installed on (like the basement) of privileged site receives blocking and shielding of building easily; Cause the too weak or no signal of wireless public network signal, can't satisfy the requirement of power information acquisition terminal telecommunication.
At present the common processing scheme to the problems referred to above has two kinds: a kind ofly by mobile operator the basement that the power information acquisition terminal is installed is carried out signal and cover, a kind of in addition is to adopt the high-gain feeder line antenna at terminal to be drawn out to the place of wireless public network signal.
In first kind of scheme, its enforcement needs very high cost, and a common little power distribution room carries out the signal covering needs the cost more than 20,000 yuan.But the basement power distribution room mobile communication subscriber that consideration has seldom, and operator generally is unwilling to aim at the power information acquisition terminal and does the covering of basement signal, so feasibility is not high.
In second kind of scheme, the high-gain feeder line mode of employing is through the antenna on the communication module being carried out signal extension with the external high-gain aerial of high-gain feeder line mode, the place of wireless public network signal being arranged near then high-gain aerial being installed in.But the problem of this technical scheme is, the high-gain aerial transmission be radiofrequency signal, it is very fast decay, it is limited that therefore employing can be carried out the distance of signal extension, generally is no more than 50 meters; Because high-gain is aging very big to signal transmission influence, cause terminal operating signal attenuation after a period of time simultaneously, communication is unstable; Therefore adopt the high-gain feeder line apart from weak point, be prone to wear out, be difficult to satisfy the demand of power information acquisition terminal stabilized communication.
The utility model content
The purpose of the utility model is to provide a kind of implementation cost low according to the weak point of prior art, and extension effect is good, and the reliable and stable split type power information of communicating by letter is gathered the public network terminal.
The purpose of the utility model realizes through following approach:
Split type power information is gathered the public network terminal; Its structural feature is; Include split independently terminal body and wireless communication module; Also include a kind of communications cable, include interconnective first signal converter and first communication interface on the body of terminal, wireless communication module includes second communication interface, secondary signal transducer and the public network communication module that connects in regular turn; This first communication interface is connected on the second communication interface through the communications cable, and wireless communication module is installed on the position of wireless public network signal covering.
The integrated installation of communication module and terminal body; Be a kind of technical specification in the art; Simplified the signal of communication transfer process between terminal body and the communication module, just using when this technical specification starts to walk in the communications field does not have any variation in decades so far, just formed a kind of technological prejudice in the course of time; Think that in communication technical field the terminal body must be installed with the integrated structure of communication module.The technical staff of the utility model overcomes above-mentioned technological prejudice just; Wireless communication module and public network terminal body are installed separately; Wireless communication module is in the effective range as the communications cable of extended line; Can choose at random and be installed in the good place of wireless public network signal, and public network terminal body is installed in the position that needs; Above-mentionedly overcome the technique effect that technological prejudice brings and be: through the communications cable connecting terminal body and the wireless communication module of wired mode; Realize the reliable and stable of the transmission of signal between the two; And the communications cable is as a kind of prolongation transmission network winding thread, and its extension effect is good, and it is low to decay; With low cost, it is also very simple to construct; Next is under the prolongation transmission of the communications cable; The installation site of wireless communication module no longer receives the restriction of body installation site, terminal; But can selectively be installed on the good position of wireless public network signal; Guarantee the reliability of public network terminal signaling, satisfied the requirement of power information acquisition terminal telecommunication.
The utility model can further be specially:
The communications cable is a kind of eight core grid lines.
Eight general core grid lines can transmit RS485 signal and the required power supply of communication module simultaneously.
First communication interface and second communication interface are a kind of RS485 communication interface.
At this moment, first signal converter is communicated by letter the terminal with communication module communication level and control level are converted into the RS485 signal that is easy to transmit, and need power supply to boost so that in the transmission extended line, transmit signal post simultaneously.And the secondary signal transducer is signal of communication level and the control level that communication module is used with the RS485 conversion of signals, simultaneously voltage is reduced to the required supply voltage of communication module.Owing to adopted the RS485 signal that is easy to long-distance transmissions, and carried out the processing of boosting, the split distance between communication module and the terminal body can reach about 1 kilometer.Because signal converter adopts common single-chip microcomputer to get final product, the grid line of use also only needs to adopt common grid line, and the single unit system cost is also lower, reaches the purpose of low cost, long-distance transmissions wireless public network communication module and this body communication of terminal.
In sum; The utility model provides a kind of split type power information to gather the public network terminal; It overcomes the technological prejudice of this area, and wireless communication module and public network terminal body are installed separately, and wireless communication module is in the effective range as the communications cable of extended line; Can choose at random and be installed in the good place of wireless public network signal, and public network terminal body is installed in the position that needs; Through the communications cable connecting terminal body and the wireless communication module of wired mode, realize the reliable and stable of the transmission of signal between the two, and the communications cable is as a kind of prolongation transmission network winding thread, its extension effect is good, and it is low, with low cost to decay, and it is also very simple to construct; Next is under the prolongation transmission of the communications cable; The installation site of wireless communication module no longer receives the restriction of body installation site, terminal; But can selectively be installed on the good position of wireless public network signal; Guarantee the reliability of public network terminal signaling, satisfied the requirement of power information acquisition terminal telecommunication.
Description of drawings
Shown in Figure 1 is that the said split type power information of the utility model embodiment is gathered the structural representation at public network terminal;
Below in conjunction with embodiment the utility model is done and to be further described.
Specific embodiment
Most preferred embodiment:
With reference to accompanying drawing 1; Split type power information is gathered the public network terminal; Include terminal body, wireless communication module and a kind of communications cable, include interconnective first signal converter and first communication interface on the body of terminal, wireless communication module includes second communication interface, secondary signal transducer and the public network communication module that connects in regular turn; This first communication interface is connected on the second communication interface through the communications cable, and wireless communication module is installed on the position of wireless public network signal covering.
The above-mentioned communications cable adopts one eight core network communication line to realize the transmission of power supply and RS-485 signal; Field erected convenience and the antijamming capability of communicating by letter have been improved effectively; Reach more than 800 meters through the extendible distance of field test this scheme of proof, can satisfy the occasion that most needs carry out signal extension.First communication interface and second communication interface are a kind of RS485 communication interface.
Its workflow is: first signal converter is communicated by letter the terminal with communication module communication level and control level (Transistor-Transistor Logic level B) are converted into the RS485 signal (RS485 level D) that is easy to transmit; Need power supply A to boost signal post simultaneously and be 24V DC power supply C, so that in the transmission extended line, transmit.And the secondary signal transducer converts RS485 signal (RS485 level H) into signal of communication level and control level (Transistor-Transistor Logic level F) that communication module is used, simultaneously 24V direct voltage G is reduced to the required supply voltage E of communication module.Owing to adopted the RS485 signal that is easy to long-distance transmissions, and carried out the processing of boosting, the split distance between communication module and the terminal body can reach about 1 kilometer; First signal converter and secondary signal transducer adopt common single-chip microcomputer to get final product.
It is identical with prior art that the utility model is not stated part.
Claims (3)
1. split type power information is gathered the public network terminal; It is characterized in that; Include split independently terminal body and wireless communication module; Also include a kind of communications cable, include interconnective first signal converter and first communication interface on the body of terminal, wireless communication module includes second communication interface, secondary signal transducer and the public network communication module that connects in regular turn; This first communication interface is connected on the second communication interface through the communications cable, and wireless communication module is installed on the position of wireless public network signal covering.
2. split type power information according to claim 1 is gathered the public network terminal, it is characterized in that the communications cable is a kind of eight core grid lines.
3. split type power information according to claim 1 is gathered the public network terminal, it is characterized in that first communication interface and second communication interface are a kind of RS485 communication interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203227822U CN202197411U (en) | 2011-08-31 | 2011-08-31 | Split type power utilization information acquisition public network terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203227822U CN202197411U (en) | 2011-08-31 | 2011-08-31 | Split type power utilization information acquisition public network terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202197411U true CN202197411U (en) | 2012-04-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203227822U Expired - Lifetime CN202197411U (en) | 2011-08-31 | 2011-08-31 | Split type power utilization information acquisition public network terminal |
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| Country | Link |
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| CN (1) | CN202197411U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104467907A (en) * | 2014-12-11 | 2015-03-25 | 长沙威胜信息技术有限公司 | Repeater and information transmission method and communication module hardware ID identification method of repeater |
| CN104504876A (en) * | 2014-11-18 | 2015-04-08 | 国网上海市电力公司 | Split-type power utility information collector |
| WO2018227557A1 (en) * | 2017-06-16 | 2018-12-20 | 深圳市海和高新技术有限公司 | Relay |
-
2011
- 2011-08-31 CN CN2011203227822U patent/CN202197411U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104504876A (en) * | 2014-11-18 | 2015-04-08 | 国网上海市电力公司 | Split-type power utility information collector |
| CN104467907A (en) * | 2014-12-11 | 2015-03-25 | 长沙威胜信息技术有限公司 | Repeater and information transmission method and communication module hardware ID identification method of repeater |
| CN104467907B (en) * | 2014-12-11 | 2016-08-10 | 长沙威胜信息技术有限公司 | Repeater and information transferring method thereof and communication module hardware ID recognition methods |
| WO2018227557A1 (en) * | 2017-06-16 | 2018-12-20 | 深圳市海和高新技术有限公司 | Relay |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120418 |