CN213322312U

CN213322312U - Control device of ink-jet printer with adhesive label

Info

Publication number: CN213322312U
Application number: CN202022241626.5U
Authority: CN
Inventors: 郭延新
Original assignee: Xinxiang Jiuhe Electronic Technology Co ltd
Current assignee: Xinxiang Jiuhe Electronic Technology Co ltd
Priority date: 2020-10-10
Filing date: 2020-10-10
Publication date: 2021-06-01
Anticipated expiration: 2030-10-10
Also published as: AU2020102929A4

Abstract

A control device of an ink-jet printer with self-adhesive labels comprises a switch power supply, photoelectric switches, a time controller, a buzzer and a shell, wherein two ink-jet printers with self-adhesive labels are arranged in the shell, label outlets at the front ends of the two ink-jet printers with self-adhesive labels are respectively positioned outside two transversely distributed openings at the front part of the shell, the lower parts of the two photoelectric switches are respectively arranged at the lower part of the front end in the shell, and the switch power supply, the time controller and the buzzer are arranged on a circuit board and are connected with a PC (personal computer), the two ink-jet printers with self-adhesive labels and the two photoelectric switches through leads. This novel PC just can control two ink jet printer intermittent type work respectively, and the in-process does not need artifical manually operation completely to when waiting to print the non-setting adhesive label and use up, can give the user audible signal suggestion through the sound production of beeper very first time, this is novel to have reached with low costs, automatic control, brought the convenience for the user, and has improved work efficiency's purpose.

Description

Control device of ink-jet printer with adhesive label

Technical Field

The utility model relates to a supporting facility field of non-setting adhesive label printer, especially a non-setting adhesive label ink jet printer controlling means.

Background

The self-adhesive label ink-jet printer is widely applied equipment and is mainly used for printing self-adhesive labels of products such as manufacturers, sales fields and the like. When the printer works, the ink gun and related components of the printer print out the patterns designed by the user through the PC on the surface of the label under the control of the PC program. Because the current ink-jet printer receives self working property restriction, ink-jet printer is unsuitable to print the work in batches, ink-jet printer generally continuous operation prints for a long time under 100 pages, printer fatigue work can accelerate printer ageing, usually print tens of later, printer speed will be slower and slower, cause the influence to the job schedule.

Because of the limitation of the ink-jet printer, in practical application, a user generally stops the printer after the printer works for a period of time, and then the printer works again at intervals, so that the ink-jet printer can be applied to places with small label printing amount, but for places such as manufacturers and the like needing large label amount, the ink-jet printer can seriously reduce the working efficiency and influence the working progress due to long-time printing; if adopt two printer interval work, though can be when one of them printer intermittent type stop work, another printer work of control, but under the mode like this, need two PCs drive two printers respectively, adopt two PCs not only the cost increase, it is also inconvenient to accomodate, and the in-process needs the user to carry out artificial control work or stop work to two printers in certain time moreover, consequently can increase user's work load to bring certain inconvenience for the user.

Based on the above, the control device for the adhesive label printer, which adopts one PC to control two ink jet printers to work alternately and circularly, does not need manual operation in the process, can prompt a user in time when printing paper is used up, and is especially necessary to achieve automatic control and improve the working efficiency.

SUMMERY OF THE UTILITY MODEL

In order to overcome current ink jet printer that is used for non-setting adhesive label to print, control two printer work, need two PCs to control respectively, need artifical manually operation in work or the stop work conversion, the operation that brings for the user from this is inconvenient, can not accomplish automatic control, use cost is higher drawback relatively, the utility model provides a two ink jet printer intermittent type work just can be controlled respectively to a PC, the in-process does not need artifical manually operation completely, and when waiting to print non-setting adhesive label and use up, can give user's audio signal suggestion the very first time, reach with low costs from this, automatic control, brought the convenience for the user, and improved a non-setting adhesive label ink jet printer controlling means of work efficiency.

The utility model provides a technical scheme that its technical problem adopted is:

a control device of an ink-jet printer with self-adhesive labels comprises a switching power supply, photoelectric switches, a time controller, a buzzer and a shell, wherein two ink-jet printers with self-adhesive labels are respectively arranged in the shell from left to right, label outlets at the front ends of the two ink-jet printers with self-adhesive labels are respectively positioned outside two transversely distributed openings at the front part of the shell, the lower parts of the two photoelectric switches are respectively arranged at the lower part at the front end in the shell, the upper parts of the two photoelectric switches are respectively positioned at the middle parts of the lower ends of the label outlets of the two ink-jet printers with self-adhesive labels, the switching power supply, the time controller and the buzzer are arranged on a circuit board, the circuit board is arranged in an element box, the element box is arranged at the rear side in the shell, the 220V alternating current power supply is respectively connected with the PC, the two ink-jet printers with self-adhesive, Two ends of the power input of the two photoelectric switches are connected through a lead, the negative power output end of the switch power supply is connected with the negative power input end of the audible device through a lead, the positive power output ends of the two photoelectric switches are connected with the positive power input end of the audible device through a lead, one USB plug is inserted into one USB socket of the PC, two data wiring ends of one USB plug are respectively connected with two control power supply input ends of the time controller through data lines, two wiring ends of one signal output end of the time controller are respectively connected with two data wiring ends of the second USB plug through data lines, two wiring ends of the second signal output end of the time controller are respectively connected with two data wiring ends of the third USB plug through data lines, and the second USB plug and the third USB plug are respectively inserted into sockets of two non-setting adhesive label ink-jet printer USB sockets.

The lower parts of the self-adhesive label paper output by the front-end label outlets of the two self-adhesive label ink-jet printers are respectively positioned at the upper parts of the detecting heads of the two photoelectric switches.

The switching power supply is a switching power supply module converting Alternating Current (AC) 220V into Direct Current (DC).

Each photoelectric switch is a laser diffuse reflection photoelectric switch.

The time controller comprises a microcomputer time control switch and a relay, wherein the microcomputer time control switch and the relay are connected through circuit board wiring, and two

power output ends

3 and 4 of the microcomputer time control switch are respectively connected with two power input ends of the relay.

The audible alarm is an active continuous audible alarm.

This novel beneficial effect is: when the novel ink jet printer is used, after a PC and two non-setting adhesive label ink jet printers are started, the control method is the same as the control method of the existing non-setting adhesive label ink jet printer, after a user controls the printer to work and print through a PC interface, a time controller can firstly connect a USB socket of a first ink jet printer and a USB socket of the PC, then, a control signal output by the PC enters the first printer, the first printer carries out a normal ink jet printing non-setting adhesive label flow, after a certain time interval, the time controller disconnects the USB socket of the first ink jet printer and the USB socket of the PC, connects the USB socket of a second ink jet printer and the USB socket of the PC, then, the first ink jet printer stops working, the second ink jet printer starts to work, the second printer carries out a normal ink jet printing non-setting adhesive label flow, and then after a certain time interval, the second ink jet printer stops working, the first ink jet printer works again, … … is circulated continuously, two printers work alternately at a certain time interval, while one printer works, the other printer is in the intermittent state of stopping working, and the two printers stop working intermittently until the user turns off the main power supply. This novel PC just can control two ink jet printer intermittent type work respectively, and the in-process does not need artifical manually operation completely to when waiting to print the non-setting adhesive label and use up, can give the user audible signal suggestion through the sound production of beeper very first time, this is novel to have reached with low costs, automatic control, brought the convenience for the user, and has improved work efficiency's purpose. Based on the above, this is novel has good application prospect.

Drawings

The invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of the present invention between a photoelectric switch and one of the printers.

Fig. 3 is a circuit diagram of the present invention.

Detailed Description

As shown in fig. 1 and 2, a control device of an ink-jet printer of self-adhesive labels comprises a switching power supply 1, a photoelectric switch 2 and a time controller 3, the buzzer 4 further comprises a shell 5, a movable cover 6 is arranged at the upper end of the shell (the lower portion of the movable cover 6 is hinged to the rear upper end of the shell 5), the two self-adhesive label ink-

jet printers

7 and 8 are respectively installed in the shell 5 from left to right, front-end label outlets 9 of the two self-adhesive label ink-

jet printers

7 and 8 are respectively positioned outside two transversely-distributed openings 10 in the front of the shell, the lower portions of the two photoelectric switches 2 are respectively installed at the lower portion of the front end in the shell 5, the upper portions of the two photoelectric switches 5 are respectively positioned in the middle of the lower ends of the label outlets 9 of the two self-adhesive label ink-jet printers, the switching power supply 1, the time controller 3 and the buzzer 4 are installed on a circuit board, the circuit board is installed in an element.

As shown in fig. 1 and 2, two self-adhesive label ink-

jet printers

7 and 8 are respectively installed in the casing 5 from left to right, self-adhesive label paper 12 output from the front label outlet 9 of the two self-adhesive label ink-

jet printers

7 and 8 is output outwards from two transversely distributed openings 10 at the front part of the casing, and the lower parts of the self-adhesive label paper 12 output from the front label outlet of the two self-adhesive label ink-jet printers are respectively located at the upper parts of the detecting heads of the two photoelectric switches 2.

As shown in fig. 3, two self-adhesive label ink-jet printers DY1 and DY2 are respectively installed in the housing from left to right, self-adhesive label paper output from the front-end label outlets of the two self-adhesive label ink-jet printers DY1 and DY2 is output from two transversely-distributed openings in the front of the housing, and the lower parts of the self-adhesive label paper output from the front-end label outlets of the two self-adhesive label ink-jet printers DY1 and DY2 are respectively located on the upper parts of the detecting heads of the two photoelectric switches IC3 and IC 4. The switch power supply IC1 is a finished product of a switch power supply module for changing alternating current 220V into 12V of the plain weft brand, and is provided with two power

supply input ends

1 and 2 pins and two power supply output ends 3 plus 4 pins. Each photoelectric switch (IC3, IC4) is a finished product of laser diffuse reflection photoelectric switch with the brand TAYB/Tabang and the model TB12J-D15N1, each photoelectric switch (IC3, IC4) is provided with two power

supply input terminals

1 and 2 pins and a high-level output terminal 3 pin, the working voltage is 12V direct current, the upper part of the shell of each photoelectric switch (IC3, IC4) is provided with an integrated infrared transmitting and receiving photoelectric tube detecting head, the detecting head can detect objects within 30cm distance, when no object blocks exist at the front end of the detecting head, the high-level output terminal 3 pin can output high level, the output current can reach 300mA at most, the lower part of the shell of each photoelectric switch is provided with an adjusting knob, the 3 pins of the photoelectric switches at different distances can be controlled to output high level by adjusting different directions of the adjusting knobs, in the embodiment, the detecting head can detect objects within 9cm distance (the interval between the photoelectric switches and the upper end in the shell is about 13cm, and the lower end of the self-adhesive label is spaced by about 4 cm). The time controller comprises a microcomputer time control switch finished product IC2 and a relay K1 which are made of CHNT/Zhengtai and model KG316T, the microcomputer time control switch finished product IC2 is connected with the relay K1 through circuit board wiring, the microcomputer time control switch finished product IC2 is provided with two 12V power

supply input ends

1 and 2 pins, two power

supply output ends

3 and 4 pins, the microcomputer time control switch finished product IC is also provided with a liquid crystal display screen, the front end of a shell is provided with a cancel/recovery, time correction, week correction, automatic/manual, timing and clock keys, a user respectively operates a plurality of keys through the displayed numbers of the liquid crystal display screen, the power

supply output ends

3 and 4 pins can be set to output power supply (for example, 20 minutes power supply is output every 20 minutes) in a required time period, the user opens a cover of an element box to adjust when adjusting, the time control switch finished product is internally provided, two

power output terminals

3 and 4 of the microcomputer time control switch finished product IC2 are respectively connected with two power input ends of the relay K1. The buzzer B is a 12V active continuous sound alarm of Huafu in Rongyuan brand.

As shown in FIG. 3, two ends of 220V AC power supply and PC power supply input, two ends of power supply input of two self-adhesive label ink-jet printers DY1 and DY2, and two ends of power supply input (1 pin and 2 pin) of switch power supply IC1 are respectively connected through wires. The two

pins

3 and 4 at the power output end of the switch power supply IC1 are respectively connected with the

pins

1 and 2 of the microcomputer time control switch finished product IC2 at the two power input ends of the time controller and the two

pins

1 and 2 at the two power input ends of the two photoelectric switch ICs 3 and the IC4 through leads. The 4 feet of the negative power output end of the switch power supply IC1 is connected with the negative power input end of the annunciator B through a lead. The 3 pins of the positive power output ends of the two photoelectric switches IC3 and IC4 are connected with the positive power input end of the sounder B through a lead. One of the USB plugs (USB) is inserted into one USB socket of the PC, and two data terminals (two 5V power terminals of the USB plug are not used) of one of the USB plugs (USB) are respectively connected with two control power input ends of a relay K1 of the time controller through data lines. Two normally closed contact ends of two terminal relays K1 of one path of signal output end of the time controller are respectively connected with two data terminals of a second USB plug (USB1) through data lines, two normally open contact ends of two terminal relays K1 of a second path of signal output end of the time controller are respectively connected with two data terminals of a third USB plug (USB3) through data lines, and the second USB plug (USB1) and the third USB plug (USB2) are respectively inserted into USB socket sockets of two self-adhesive label ink-jet printers DY1 and DY 2.

In the use of the printer, as shown in fig. 1, 2 and 3, after power switches of a PC and two self-adhesive label ink-jet printers DY1 and DY2 are turned on, a 220V power supply is input, and the printer is turned on, the PC and the two self-adhesive label ink-jet printers DY1 and DY2 are in an electric working state (before the printer is used, self-adhesive label paper rolls 12 to be printed are placed in the two self-adhesive label ink-jet printers DY1 and DY2, a section of the front ends of two circles of self-adhesive label paper rolls 12 to be printed are respectively pulled out from two transversely-distributed openings 10 in the front of a shell, the self-adhesive label paper 12 output from the front end label outlets of the two self-adhesive label ink-jet printers is positioned at the upper parts of detecting heads of two photoelectric switches IC3 and IC4 at the lower parts), and a control method of the existing self-adhesive label ink-jet printer is the same. After the 220V ac power supply enters

pins

1 and 2 of the switching power supply IC1,

pins

3 and 4 of the switching power supply IC1 output stable 12V dc power under the action of its internal circuit, and enter

pins

1 and 2 of the microcomputer time control switch finished product IC2 and

pins

1 and 2 of the two photoelectric switches IC3 and IC4, so that the microcomputer time control switch finished product IC2, the two photoelectric switches IC3 and IC4 are in power-on working states. When in use, the microcomputer time control switch finished product IC2 is powered on, and the time is timed under the action of the internal circuit thereof; when a user and the existing control method of the ink-jet printer using the self-adhesive label are the same, after the printer is controlled to work and print through a PC interface for the first time, when the printer starts, the 3 and 4 pins of a microcomputer time control switch finished product IC2 do not output power, the relay K1 does not need to be electrified, two control power input ends and two normally closed contact ends of the relay K1 are respectively communicated, because one USB plug (USB) is inserted into one USB socket of the PC, two data terminal ends of one USB plug (USB) and two control power input ends of the relay K1 are respectively connected through data lines, two normally closed contact ends of the relay K1 and two data terminal ends of the second USB plug (USB1) are respectively connected through data lines, and the second USB plug (USB1) is inserted into the USB socket of the first ink-jet printer using the self-adhesive label DY1, control data signals output by the PC and one USB plug can pass through two control power input ends, the relay K1, the normally closed contact, Two normally closed contact ends of the relay K1 enter a USB socket of a first self-adhesive label ink-jet printer DY1, the first self-adhesive label ink-jet printer DY1 directly works under the control instruction of a PC (personal computer), and under the self function action of the first self-adhesive label ink-jet printer DY1, the first self-adhesive label ink-jet printer DY1 continuously prints self-adhesive labels; after the microcomputer time control switch finished product IC2 is powered on and works at an interval of 20 minutes, a power supply of 20 minutes can be output by 3 and 4 pins of the microcomputer time control switch finished product IC2 to enter two power input ends of a relay K1 under the time set by a user, then, the relay K1 is powered on to attract two control power input ends and two normally open contact ends of the relay K1 to be respectively closed, the two control power input ends and the two normally closed contact ends are respectively disconnected, because the two normally closed contact ends of the relay K1 and two data terminal ends of a second USB plug (USB1) are respectively connected through data lines, a second USB plug (USB1) is inserted into a USB socket of a first self-adhesive label ink-jet printer DY1, and at the moment, after the relay K1 is powered off and disconnected, the first self-adhesive label ink-jet printer DY1 stops working due to the absence; because one USB plug (USB) is inserted into one USB socket of the PC, two data terminals of one USB plug (USB) and two control power input ends of the relay K1 are respectively connected through data lines, two normally open contact ends of the relay K1 and two data terminals of the third USB plug (USB2) are respectively connected through data lines, and the third USB plug (USB2) is inserted into the USB socket of the second self-adhesive label ink-jet printer DY2, a control data signal output by the PC through the USB socket and one USB plug at the moment can enter the USB socket of the second self-adhesive label ink-jet printer DY2 through the two control power input ends of the relay K1 and the two normally open contact ends of the relay K1, the second self-adhesive label ink-jet printer DY2 directly works under the control instruction of the PC, under the self function of the second self-adhesive label ink-jet printer DY2, the second self-adhesive label ink-jet printer DY2 continuously prints self-adhesive labels; after 20 minutes, the microcomputer time control switch finished product IC2 stops outputting power supply again within 20 minutes at the time set by the user, the relay K1 loses power again and does not attract the two control power supply input ends and the two normally closed contact ends to be closed, the two control power supply input ends and the two normally open contact ends are disconnected, the second self-adhesive label ink-jet printer DY2 stops working again without a control command signal of a PC and does not print out a self-adhesive label, the first self-adhesive label ink-jet printer DY1 directly receives the control command of the PC again to work, the first self-adhesive label ink-jet printer DY1 continuously prints out the self-adhesive label under the self-function of the first self-adhesive label ink-jet printer DY1, and after 20 minutes, the microcomputer time control switch finished product IC2 outputs power supply for 20 minutes again at the time set by the user at the time of 3 and 4 feet, the relay K1 is attracted by electricity, the second self-adhesive label ink-jet printer DY2 starts to print self-adhesive labels, the first self-adhesive label ink-jet printer DY1 stops printing the self-adhesive labels … …, the processes are continuously circulated, under the action of a microcomputer time control switch finished product IC2, the first self-adhesive label ink-jet printer DY1 and the second self-adhesive label ink-jet printer DY2 work alternately for 20 minutes at intervals, the self-adhesive labels are printed out continuously and alternately in a circulating mode until a user disconnects a main power supply, after the two printers work alternately, manual operation is not needed in the process, and full automation can be achieved.

As shown in figures 1, 2 and 3, after two photoelectric switches IC3 and IC4 are powered on to work, because before use, adhesive label paper rolls 12 to be printed are placed in two adhesive label ink jet printers DY1 and DY2, the front ends of two circles of adhesive label paper rolls 12 to be printed are respectively pulled out of two openings 10 transversely distributed at the front part of a shell by one section, the adhesive label paper 12 output by the front end label outlets of the two adhesive label ink jet printers is arranged at the lower parts of the detecting heads of the two photoelectric switches IC3 and IC4, the lower parts of the adhesive label paper 12 and the upper parts of the detecting heads of the two photoelectric switches IC3 and IC4 are only spaced by about 4cm, 3 feet of the two photoelectric switches IC3 and IC4 do not output high level, when the adhesive label paper rolls to be printed in one or two of the two adhesive label ink jet printers DY1 and DY2 are not output adhesive labels any more than the adhesive label paper rolls at the front end label outlet or the two adhesive label outlets of the two adhesive label ink jet printers The upper parts of one or two of the two photoelectric switch IC3 and IC4 are not shielded, because one or two of the two photoelectric switch IC3 and IC4 is/are separated from the upper end in the shell by about 13cm at the moment, the distance of the object is detected by the detecting heads which are adjusted and set by the two photoelectric switch IC3 and IC4, so under the action of the internal circuits of one or two photoelectric switch IC3 and IC4 in the photoelectric switch IC3 and IC4, 3 feet of one or two photoelectric switch IC3 and IC4 output high level to enter the positive power input end of the buzzer B, because the negative pole of the buzzer B is connected with 4 feet of the switch power IC1, the buzzer B is electrified to give a sound prompt to the user that the printing of the self-adhesive label paper to be printed in one or two self-adhesive paper rolls of the self-adhesive printer DY1 and DY2 is finished, a new adhesive label paper roll to be printed is placed in time, so that the normal work of the adhesive label ink-jet printer is ensured; in the novel printer, because the 3 pins of the photoelectric switches IC3 and IC4 are both connected with the positive power supply input end of the buzzer B, the buzzer B can make a sound as long as one printer is out of paper, and the normal operation of the printer is ensured. In order to realize reliable alarm, the two printers are placed on a desktop and the like, the printing paper is continuously output and falls on the lower positions of the desktop and the like after being printed, so that the rear end of the printing paper can fall downwards from the middle part of the lower end of a label outlet 9 and a transverse opening 10 at the front end of a shell of the two adhesive label ink-jet printers under the action of gravity after the printing paper is printed, and an upper detection head of a light spot switch is not blocked after the printing paper is used up. The novel low-cost, automatic control, the convenience of the user is brought to this has reached to work efficiency's purpose has been improved. Based on the above, so this novel application prospect that has. In fig. 3, relay K1, brand name Songle and model number SLA-12VDC-SL, has two power inputs, two control power inputs, two normally closed contact terminals, and two normally open contact terminals.

The basic principles and essential features of the invention and the advantages of the invention have been shown and described above, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but rather can be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A control device of an ink-jet printer with self-adhesive labels comprises a switching power supply, photoelectric switches, a time controller and a buzzer, and is characterized by also comprising a shell, wherein two ink-jet printers with self-adhesive labels are respectively arranged in the shell from left to right, label outlets at the front ends of the two ink-jet printers with self-adhesive labels are respectively positioned outside two transversely distributed openings at the front part of the shell, the lower parts of the two photoelectric switches are respectively arranged at the lower part at the front end in the shell, the upper parts of the two photoelectric switches are respectively positioned at the middle parts of the lower ends of the label outlets of the two ink-jet printers with self-adhesive labels, the switching power supply, the time controller and the buzzer are arranged on a circuit board, the circuit board is arranged in an element box, the element box is arranged at the rear side in the shell, a 220V alternating current power, the two ends of the power output of the switch power supply are respectively connected with the time controller and the two ends of the power input of the two photoelectric switches through leads, the negative power output end of the switch power supply is connected with the negative power input end of the annunciator through leads, the positive power output ends of the two photoelectric switches are connected with the positive power input end of the annunciator through leads, one USB plug is inserted into one USB socket of the PC, two data wiring ends of one USB plug are respectively connected with two control power supply input ends of the time controller through data lines, two wiring ends of one signal output end of the time controller are respectively connected with two data wiring ends of the second USB plug through data lines, two wiring ends of the second signal output end of the time controller are respectively connected with two data wiring ends of the third USB plug through data lines, and the second USB plug and the third USB plug are respectively inserted into sockets of two non-setting adhesive label ink-jet printer USB sockets.

2. The control device of the self-adhesive label ink-jet printer according to claim 1, wherein the lower parts of the self-adhesive label paper output from the front label outlets of the two self-adhesive label ink-jet printers are respectively positioned at the upper parts of the detecting heads of the two photoelectric switches.

3. The control device of the self-adhesive label ink-jet printer according to claim 1, wherein the switch power supply is an ac 220V to dc switch power supply module.

4. The control device of the self-adhesive label ink-jet printer according to claim 1, wherein each of the photoelectric switches is a laser diffuse reflection photoelectric switch.

5. The control device of the self-adhesive label ink-jet printer according to claim 1, wherein the time controller comprises a microcomputer time control switch and a relay, which are connected through a circuit board, and the two power output terminals 3 and 4 of the microcomputer time control switch are respectively connected with the two power input terminals of the relay.

6. The control device of the self-adhesive label ink-jet printer according to claim 1, wherein the audible alarm is an active continuous audible alarm.