CN2460004Y - Fibre-optical intelligence carpet - Google Patents

Abstract

The utility model relates to an optical fiber intelligent carpet which is an intelligent carpet with the functions of greeting service and antitheft alarm. A substrate which is distributed with a plurality of optical fiber microbending devices and optical fiber is laid under an ordinary carpet to sense the ambient pressure. After photoelectric conversion and signal processing, an electric lamp can be opened, an acoustic frequency and video device can be driven, or 110, a mobile phone or a BP machine is automatically called to give an alarm through a telephone line. The utility model can be widely used for various service industries, government offices, enterprises, institutions, or families.

Description

The optical-fiber intelligent carpet

A kind of optical-fiber intelligent carpet is with common carpet intellectuality, makes it to have functions such as welcome's greeting and burglar alarm.

As everyone knows, although existing carpet is to adopt different material, patterns to make, can only beautify indoor and outdoor surroundings or anti-skidding, warming every cold as a kind of ornament, its purposes is single.

The purpose of this utility model provides a kind of novel carpet, traditional carpet and modern high technology are combined, widened its range of application, it can make intelligent reaction to guest (client) visiting, burglar's invasion, sends the welcome, see a visitor out term or warning message.

Formation of the present utility model comprises common carpet [1], substrate layer [2], optical fiber micro-bending device [3], optical fiber [4], optic/electro converter box [5], shielded cable [6], control cabinet [7].Wherein optical fiber micro-bending device [3] is made up of chassis [14], annular table [15], center cylindricality platform [16], optical fiber embedded groove [17].Optical fiber embedded groove [17] is the passage that processes on annular table [15] and center cylindricality platform [16], in order to arrange optical fiber [4].Its design principle is that the optical fiber of guaranteeing to embed wherein [4] has the multiple spot contact with it, produces the slight curves of expection under the effect of ambient pressure (as people's foot pressure), causes guided mode to change tunnelling ray into, and promptly the luminous energy that transmits in the optical fiber changes.Optical fiber micro-bending device [3] and the distribution method of optical fiber [4] on substrate layer [2] have multiple, but its basic principle is that with no matter people's pin drops down onto that to set foot on an optical fiber micro-bending device [3] where at least be that principle and series connection are used.Optic/electro converter box is equipped with photoelectric conversion module in [5], and it will be converted to the interrupt trigger signal of electric weight by the optical signal that ambient pressure is modulated, and carry out signal condition, to satisfy the requirement (Transistor-Transistor Logic level) of subsequent process circuit to signal.Loudspeaker [8], power switch [9], button [10], LCDs [11], expanded function signal output interface [12], dual tone phone line interface [13] are housed on the panel of control cabinet [7]; Inside is equipped with Single-chip Controlling and driver module and voice call and is dialed module automatically.Finish the setting mode of operation (for the old,weak,sick and disabled person turns on light the carpet owner by the button [10] on control cabinet [7] panel, welcome or warning), set and adjust sensitivity (being the extraneous minimum pressure of being experienced), after the operation such as preset telephone number, single-chip microcomputer will be done the priority judgement and produce and drive multiple switch the forward direction interrupt trigger signal, audio frequency, video equipment and dial automatically the level of voice call after the signal output interface [12] of expanded function and dual tone phone line interface [13] are exported to equipment such as active sound equipment, alarm bell, warning lamp, video equipment and phone, mobile phone, the station of notifying from a phone call etc., thus realize the welcome, multiple functions such as warning and record scene.LCDs [11] is used for the duty of real-time display system, monitors the keyboard input, but the also channel number of the interrupt source of inquiry system response.

Fig. 1 optical-fiber intelligent carpet backing and installation system schematic diagram

Fig. 2 optical fiber micro-bending device structural representation

Fig. 3 optical fiber and optical fiber micro-bending device are laid the array schematic diagram

The system principle diagram of Fig. 4 optical-fiber intelligent carpet

Fig. 5 photoelectric conversion module electrical schematic diagram

Fig. 6 Single-chip Controlling and driver module electrical schematic diagram

The module electrical schematic diagram is dialed in Fig. 7 voice call automatically

Be most preferred embodiment of the present utility model below.

Formation of the present utility model comprises common carpet [1], substrate layer [2], optical fiber micro-bending device [3], optical fiber [4], optic/electro converter box [5], shielded cable [6], control cabinet [7], as shown in Figure 1.The size and dimension of carpet [1] is not limit, and substrate layer [2] is slightly less than carpet [1].Optic/electro converter box is equipped with photoelectric conversion module in [5], as shown in Figure 5.Loudspeaker [8], power switch [9], button [10], LCDs [11], expanded function signal output interface [12], dual tone phone line interface [13] are housed, as shown in Figure 1 on the panel of control cabinet [7]; Control cabinet [7] inside is equipped with Single-chip Controlling and driver module (as shown in Figure 6) and voice call and is dialed module (as shown in Figure 7) automatically.Optical fiber micro-bending device [3] (as shown in Figure 2) is made up of chassis [14], annular table [15], center cylindricality platform [16], optical fiber embedded groove [17], and wherein former three plays a supportive role, and the latter is used to bury underground optical fiber [4].(a) and (b) among Fig. 3, (c) show substrate layer [2] go up three kinds of optical fiber micro-bending device [3] may method for arranging and the trend of optical fiber [4].Fig. 4 shows optical-fiber intelligent carpet systems work principle block diagram.From the optical signal of carpet sensor [18] (optical fiber micro-bending device [3] and optical fiber [4] general name) through opto-electronic conversion, the identification of amplifying circuit [19] and triggering signal and process circuit [20] enter single-chip microcomputer [21], single-chip microcomputer [21] can artificially be set its mode of operation by keyboard [23], activation threshold value (being sensitivity), preset telephone number, and can show that the control signal that single-chip microcomputer [21] sends can be transferred to memory [24] or pass through interface circuit [25] by liquid crystal display circuit [22], [26], [27] be transferred to ancillary equipment such as switch, audio frequency, video equipment and wired, radio telephone, paging station etc.Amplifier [28], follower [29] in the photoelectric conversion module electrical schematic diagram shown in Figure 5 can adopt single amplifier OP07, ICL7650, double operational LF353 and alternative product thereof; Comparator [30] adopts the alternative product of integrated single comparator LM311, dual comparator LM393 ex hoc genus anne; The voltage stabilized range of Zener diode is 3.5～5V.Singlechip controller [31] in Single-chip Controlling shown in Figure 6 and the driver module electrical schematic diagram adopts AT89C51, also can adopt the replacing chip in the MCS-51 series; E ²PROM[32] can adopt AT24C04; Serial dial-up chip [33] can adopt PCD3312; LCD LCD MODULE [34] adopts HD44780; The ongoing interface chip [35] of interrupt trigger signal adopts 74LS148, but 4 of single treatments trigger interrupt source; Driving audio frequency, the back of video equipment can adopt 74LS138 to interface chip [36].The voice storage chip [37] that voice call shown in Figure 7 is dialed in the electrical schematic diagram of module automatically adopts HY420; Double-tone interface chip [38] frequently adopts TEA1062, isolates as signal with optocoupler, realizes that the echo of dual tone phone detects.Be furnished with 4 * 4=16 button on the panel of control cabinet [7], wherein numerical key is 10, mode of operation options button, interrupt source query key, acknowledgement key, recording begin each 1 of key, recording play button, extended functional key, are used for setting mode of operation respectively, set sensitivity, the typing and the broadcast of input or change telephone number, interrupt source inquiry afterwards, control speech chip.The carpet owner opens the power switch [9] on the control cabinet [7], pressing the mode of operation options button can select mode of operation and set sensitivity, wherein numerical key 1 is welcome's mode of operation, numerical key 2 is dialed pattern for automatic telephone, numerical key 3 is the telephone number prepattern, and numerical key 0 is set for sensitivity.

The utility model adopts optical fiber [4] and optical fiber micro-bending device [3] as sensor, not only cheap, the more important thing is safe and convenient to use, flame-proof explosion-proof in essence, overcome in the online use of electrical sensor and be easy to generate the potential danger that spark causes fire, can be widely used in service industry, industrial and mining enterprises, Bank Insurance, government offices or family.

Claims (4)

1. an optical-fiber intelligent carpet is characterized in that it comprises common carpet [1], substrate layer [2], optical fiber micro-bending device [3], optical fiber [4], optic/electro converter box [5], shielded cable [6], control cabinet [7]; Be furnished with the array that optical fiber micro-bending device [3] is formed on the substrate layer [2], and with optical fiber [4] it be together in series, optical fiber [4] two ends link to each other with optic/electro converter box [5], and optic/electro converter box [5] links to each other with control cabinet [7] by shielded cable [6].

2. optical-fiber intelligent carpet as claimed in claim 1 is characterized in that optical fiber micro-bending device [3] and optical fiber [4] are as the pressure sensation sensor; Optical fiber micro-bending device [3] is made up of chassis [14], annular table [15], center cylindricality platform [16] and optical fiber embedded groove [17], and it is evenly distributed to adopt multiple mode to go up at substrate layer [2], and its principle is that people's part that pin falls is set foot on an optical fiber micro-bending device [3] at least; Optical fiber [4] embeds in the optical fiber embedded groove [17] several optical fiber micro-bending devices [3] is together in series.

3. optical-fiber intelligent carpet as claimed in claim 1 is characterized in that in the optic/electro converter box [5] photoelectric conversion module being housed, and it adopts single amplifier OP07, ICL7650, double operational LF353 or its similar alternative product as amplifier [28] and follower [29]; Single comparator LM311, dual comparator LM393 or its similar alternative product be device [30] as a comparison.

4. optical-fiber intelligent carpet as claimed in claim 1 is characterized in that being equipped with on the panel of control cabinet [7] signal output interface [12] and the dual tone phone line interface [13] of loudspeaker [8], power switch [9], button [10] (4 * 4=16), LCDs [11], expanded function; In the control cabinet [7] Single-chip Controlling and driver module and voice call are housed and dial module automatically, wherein singlechip controller [31] adopts the alternative chip in AT89C51 or the MCS-51 series, E ²PROM[32] employing AT24C04, serial dial-up chip [33] adopts PCD3312, LCD LCD MODULE [34] adopts HD44780, the ongoing interface chip [35] of interrupt trigger signal adopts 74LS148, drive the back of audio frequency, video equipment and adopt 74LS138 to interface chip [36], language storaging chip [37] adopts HY420, and double-tone interface chip [38] frequently adopts TEA1062.

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