CN2272638Y - Automatic fee-limiting management device for suscriber telephone switchingfee - Google Patents

Abstract

The utility model relates to an automatic fee-limiting management device for the communication fees of a subscribers switchboard, which is composed of a relay board, an exchanging board, an upper level PC set and a lower level PC set. The device adopts an interactive charging way with the subscribers, namely, a charging reminding sound is sent to the subscribers per minute; when the subscribers want to continue to talk, the subscribers can press a specific key to send out signals, and the signals are sent to the lower level PC 4 through the cpu of a first relay board 1 to carry out verifying to the amount of deposits in the account; when the amount is in a quota range, the lower level PC 4 sends out instruction to keep conversation; whereas, the lower level PC 4 sends out instruction to hang up. The utility model can carry out automatic fee-limiting and management and control to the communication fees of long distances, special type services, faxes and other services of all the extension subscribers in a subscribers switchboard system. Thus, the transparency of the fees of the subscribers is higher, and the phenomenon of parallel machine and stealing a communication line can be avoided. The utility model solves the questions of a common charging device, and the subscribers can use more conveniently.

Description

A kind of subscriber exchange communication cost voluntary ceiling management devices

The utility model relates to a kind of subscriber exchange communication cost automatic management device, is meant a kind of SPC PBX communication cost voluntary ceiling management devices that is used for especially.

At present, the general master data of being exported by the RS232 port of subscriber exchange that adopts of subscriber exchange message accounting commonly used is chargeed, data as: main call out the numbers, called out the numbers, rise, end time, date etc., they are sent into outer computer, carry out the ticket processing.The deficiency of this kind message accounting exists: make a phone call earlier afterwards to pay the bill, the requestee is the phone owner, but owing to can not discern the ability of captaincy's identity and payment telephone expenses, often occurred usurping, problem such as parallel operation, the contradiction of paying dues, then can only be with sealings such as the extraordinary service of part number as 160,168, and long-distance power drawn in minimum scope, this method not only can not tackle the problem at its root, but also brings many inconvenience to the user.

The purpose of this utility model is to overcome the deficiency of above-mentioned background technology and a kind of subscriber exchange communication cost voluntary ceiling management devices of providing.

The purpose of this utility model is achieved in that this device is located under the SPC PBX, during use, all want to enjoy the extension subscriber of long-distance right or extraordinary service, arrive first exchange administrative staff place in advance and pay long-distance, extraordinary service charge (as 168 chargeable services) cash pledge, and obtain oneself a account number cipher, password according to this, the user just can enjoy long-distance or extraordinary service on arbitrary extension set in this subscriber exchange, its used expense is deducted in the cash pledge of this user's prepayment automatically in real time by this device; This device also is provided with the function of service charge lower limit and limit prompting sound, in time reminds the user to prepay the telephone expenses cash pledge.

This device is made up of relay plate, power board, upper and lower PC, it is characterized in that: the input port of first relay plate is connected on the extension line of subscriber exchange (ab line), is provided with cpu control element 8051 in the relay plate; The first relay plate output is connected on the input port of power board, and the input port of the power board output and second relay plate joins, and the power board input port also is connected to the standard signal source unit, solidifies the speech source unit; Second relay plate also is provided with cpu control element 8051, and its output port is connected with the PBX extension line; Upper PC is connected with the next PC by the RS232 port, the next PC joins with the control port of first, second relay plate, power board respectively, in conversation, utilizing the line per minute to send a user accounting reminds sound to confirm for the user, and user's affirmation signal examined, sending instructions keeps conversation or takes out stitches to U1a, U1b to U5b.

Advantage of the present utility model is: this device can carry out the voluntary ceiling management to expenses such as long-distance, the extraordinary service of extension subscribers all in the user switchboard system, faxes and control.And adopt per minute to give the user reminding sound at communication process, and the prompting user keeps conversation by corresponding key, and according to own requirement, cutoff call then needn't button as the user, and in one minute, this device automatic clearing cuts off and converses; Make the user higher to the transparency of cost of oneself paying, avoided parallel operation, stolen the phenomenon that line is occupied others' rights and interests, solved the problem that common message accounting exists, it is convenient that the user is used.

Fig. 1 is an operation principle block diagram of the present utility model.

Below in conjunction with accompanying drawing the utility model is further described.

As shown in Figure 1, this device is by first relay plate 1, second relay plate 2, power board 3, upper PC 5 and the next PC 4, standard signal source unit 6, solidify speech source unit 7 compositions such as grade, extension set is dialled first relay plate 1 that specific number enters this device by the extension line (ab line) of subscriber exchange 8 in the system, be provided with U1a ringing-current detecting unit in this relay plate, U2a audio signal receiving element, U3a audio signal transmitter unit, U4a signal conversion unit and U5a are cpu control element 8051, wherein U5a directly controls the work of U1a--U4a, and U5a utilizes line to be connected with the next PC 4, with data, the address, control signal and the next PC transmit, second relay plate is identical with the first relay plate circuit structure, between both ab line circuits, be provided with power board 3, power board 3 is a switch access matrix, its input port and standard signal source unit 6, solidify speech source unit 7 and connect, its output port is connected with second relay plate, 2 input ports.The control end of first, second relay plate 1,2, power board 3 all utilizes line to be connected with the next PC 4, and the next PC 4 utilizes the RS232 port to be connected with upper PC.Standard signal source unit 6, curing speech source unit 7 are the commercially available prod.

This device in use, all want to enjoy the extension subscriber of long-distance right or extraordinary service, arrive first the exchange administrative staff in advance and locate to hand over long-distance, the extraordinary service charge cash pledge of sodium, and obtain oneself a account number cipher, password according to this, the user just can enjoy long-distance or extraordinary service on arbitrary extension set in this subscriber exchange; Behind certain user 9 (caller) off-hook, dial in the particular number (this number is for preestablishing) of this device, subscriber exchange 8 sends ring by certain the bar line in the extension line (ab line) to this device, after U1a in first relay plate 1 of this device detects ringing signal, deliver among the U5a, after U5a delivers to signal the next PC 4 then and is ratified, U5a indication U1a is the low-resistance off-hook, and by U3a and solidify speech source unit 7, send and to continue to dial account number cipher indication sound by the passage that power board 3 provides; This user 9 continues to dial in account number cipher, according to above-mentioned passage deliver in the next PC 4 with its database in the data verification examine after, send instruction to U5a, as for validated user just sends the indication sound again, the indication user continues dialing; If the next PC 4 is assert this user account password mistake, just instruct U3a and curing speech source unit 7 to send the corresponding prompt sound, and instruction U1a take out stitches by power board 3; User 9 sound prompting according to this continues to dial the U2a audio signal receiving element that called number is delivered to first relay plate 1, then deliver to U5a, whether U5a pays with the cash pledge that the next PC 4 is examined this user again, obtain instructing the back to give the U5b of second relay plate, U5b instruction U3b forwards called number by the ab line, finish call.

Behind access success, user 9 delivers to Local Exchange by first relay plate 1, power board 3, second relay plate 2 trunk line to the subscriber exchange; Or pass through first relay plate 1, power board 3, second relay plate 2 to Local Exchange's trunk line.

Between the user in the communication process, adopt this device and user-interactive book keeping operation mode, promptly whenever issue user accounting by U3a after one minute and remind sound, if user 9 wants to continue conversation, the cpu that signals by first relay plate 1 by particular key delivers to the next PC 4, carry out in the account cash pledge number and examine, as in limit, the next PC 4 sends instructions and keeps conversation to U5b; Otherwise the next PC 4 sends instructions and takes out stitches to U5b.

In data communication process, this device is provided with particular key for avoiding interference the data transmission, and by behind this key, this device is just no longer sent out the per minute book keeping operation and reminded sound.

In communication, the next PC 4 is deducted cost of the phone call to the user by the time in real time, during to lower limit, notifies the user to do continuous money, and can continue conversation this moment; When the limiting value, notify the user must do continuous money and take out stitches.

The user open an account, settle accounts, settle accounts, freeze number of the account, enquiry fee with and this device is provided with work such as parameter and all on upper PC 5, carries out, and, make the next PC 4 can handle each user in real time by RS232 port and the next PC 4 swap datas.Upper PC 5 is connected with subscriber exchange 8 by the RS232 port, carries out the local telephone network toll administration.

Claims (1)

1. subscriber exchange communication cost voluntary ceiling management devices, form by relay plate, power board, upper and lower PC, it is characterized in that: the input port of first relay plate is connected on the extension line of subscriber exchange (ab line), is provided with cpu control element 8051 in the relay plate; The first relay plate output is connected on the input port of power board, and the input port of the power board output and second relay plate joins, and the power board input port also is connected to the standard signal source unit, solidifies the speech source unit; Second relay plate also is provided with cpu control element 8051, and its output port is connected with the PBX extension line; Upper PC is connected with the next PC by the RS232 port, the next PC joins with the control port of first, second relay plate, power board respectively, in conversation, utilizing the line per minute to send a user accounting reminds sound to confirm for the user, and user's affirmation signal examined, sending instructions keeps conversation or takes out stitches to U1a, U1b to U5b.

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