KR200375284Y1 - a using time limiting apparatus with power-code secession preventing function - Google Patents

Abstract

The present invention relates to a use time limiting device for limiting the use time by cutting off the power supply of the electric device, and more specifically, other equipment such as an outlet in a state in which the power is cut off after a set time of the electric device connected to the use time limiting device. In order to prevent the use of connecting to the power supply member,

A display window and an operation unit are formed on the front of the case to limit the use time of the electric device by cutting off the power at a set time, and there is a control unit for controlling signals of the display window and the operation unit and a connection outlet connected to the control unit. A main plug is formed on one side of the case, and a plug of the electric device is inserted into the upper portion of the case, and then locked and released by the control signal of the controller to prevent the power cord from falling out of the plug. It relates to a use time limiting device having a power cord departure prevention function characterized in that it comprises a.

Description

A time limiting apparatus with a power-code separation prevention function {a using time limiting apparatus with power-code secession preventing function}

The present invention relates to a use time limiting device for limiting the use time by cutting off the power supply of the electric device, and more specifically, other equipment such as an outlet in a state in which the power is cut off after a set time of the electric device connected to the use time limiting device. The present invention relates to a time limiting device having a power cord separation preventing function which cannot be used by being connected to a power supply member.

In general, electric devices such as computers, game consoles, and televisions have become an indispensable necessity in daily life while using electricity as a power source. It is true.

In addition, the above-mentioned electric devices are used for a short time in several tens of minutes or as many as 24 hours in the home or at home. In particular, due to the rapid expansion and expansion of the information communication network, the spread of the new commercial network called the Internet has been rapidly spread and used.

As a result, the use of the above-described electrical equipment is not only poisoning, but especially in homes with children or students with poor self-control ability, through harmful broadcasts, various games, and harmful information and communication networks. Problems that adversely affect students emerged.

In order to solve such a problem, various countermeasures have been proposed in the related art, and the representative method is a method of restricting the use of an electric device by automatically shutting off the power when the set time is provided with a limiting means such as a timer directly in the electric device. This was used, but in this case the user can easily reuse the electrical device through a simple operation.

In addition, there was a limit to the use time by adding a locking means, etc. together with the timer described above, such as an outlet for plugging in the electrical equipment, which is not only complicated structure but also frequently occurs failure Of course, there is a problem that the role of the time limit device is not properly made due to the easy termination of the locking means by the user.

On the other hand, there was also a time limiting device using an electronic control method rather than a mechanical method as described above, but this also does not function properly as a limiting device when the administrator neglects management, and the electric device may be connected to another power source. When plugged into a power supply member, there is also a problem that its use as a time limiting device is meaningless.

Accordingly, the present invention has been made to solve the conventional problems as described above, the purpose is to cut off the power supply of the electrical equipment after the time set the electrical device connected thereto to the use time limiting device to limit the use time In this blocked state, the power cord is connected to another power supply member such as an outlet so that it cannot be used.

Another object of the present invention is to be able to separate the use time limiting device and the power cord departure prevention member.

The present invention for achieving the above object, the control unit for controlling the signal of the display window and the control panel formed inside the display window and the operation unit to the front of the case to limit the use time of the electrical device by cutting off the power at a set time And a connection outlet connected to the control unit, wherein a main plug is formed on one side of the case, and a plug of the electric device is inserted into an upper portion of the case, and then locked and released by the control unit control signal. Characterized in that it comprises a power cord departure prevention means that can limit the withdrawal of.

The power cord release preventing means is formed on the top of the case is hinged to one side of the case is coupled to open and close the lid, one side of the case to form a recess groove, between the case and the lid to lock the lid by the controller and It is characterized in that it comprises a lock / release to release.

The locking / release part is configured to be supported by a spring to the working shaft of the operating member which is operated by the control signal of the control unit of the fixing jaw formed in the lid and the locking tool which is locked and released from the fixing jaw. do.

A display window and an operation unit are formed on the front of the case to limit the use time of the electric device by cutting off the power at a set time, and a control unit for controlling signals of the display window and the operation unit is formed therein, and a connection outlet is formed on one side of the case. A main plug is formed on the other side, and a plug of the electric device is inserted between the case and the electric device, and then locked and released by the control signal of the controller to prevent the power cord from being pulled out. It is characterized by including a member.

The power cord release preventing member is provided with an upper case which is open at an upper side and a lower case having respective insertion grooves formed at both sides thereof, and an upper case in which one side is hinged to correspond to the lower case. It is characterized in that it comprises a locking unit which is connected to the control unit and is operated to lock and release.

The locking unit is characterized in that the locking jaw formed in the upper case, and the locking tool that is locked and released from the locking jaw to be supported by the spring to the operating shaft of the operating member operated by the control signal of the control unit. .

1 is a perspective view schematically illustrating a main portion of a use state of the present invention;

Figure 2 is a schematic cross-sectional view of the main part of the present invention according to FIG.

Figure 3 is a flow chart schematically showing the use state according to the function selection of the present invention.

Figure 4 is a perspective view of the main portion schematically showing another embodiment of the present invention.

Figure 5 is a schematic perspective view of the main portion of the open state of the present invention according to FIG.

6 is a cross-sectional view of the main parts of the coupled state according to FIG.

Explanation of symbols for the main parts of the drawings

10: time limit device

12 case 14 display window

15: control panel 16: connection outlet

18: main plug

20: power cord separation prevention means

22: lid 24: inlet groove

30: lock / unlock

32: fixed jaw 33: bracket

35,55 Locking mechanism 36,56 Operating member

36a, 56a: working shaft 37,57: spring

40: power cord separation prevention member

42: insertion groove 45: lower case

46: upper case

50: locking part

52: engaging jaw 54: mounting bracket

100: electric equipment

102: plug

Hereinafter, with reference to the accompanying drawings, preferred embodiments of the present invention in more detail as follows.

1 is a perspective view illustrating main parts schematically showing a state of use of the present invention, and FIG. 2 is a schematic cross-sectional view illustrating main parts of the present invention according to FIG. 1.

As shown, the electric device 100 such as a computer, a game machine, a television, etc. is cut off at a predetermined time to limit the use time of the electric device, and the plug of the electric device is connected to a power supply member such as another outlet. In order to not be able to plug in and use

The use time limiting device 10 of the present invention includes a display window 14 for displaying a control signal input by a controller to be described later on the front surface of the case 12 in letters or figures, an on / off button, a setting button, and the like. The control unit 15 is provided with the same various operation buttons, and therein, a control unit C for controlling signals of the display window and the operation unit together with a known timer circuit and a plug of the electric device 100 connected to the control unit. And a connection outlet 16 into which 102 is plugged.

In addition, one side of the case 12 forms a main plug 18 to be plugged into a power supply member such as an outlet to which power is supplied, and then inserts a plug of the electric device into an upper portion of the case 12. It shows that it has a power cord departure preventing means 20 that can be locked and released by the control signal of the control unit to limit the withdrawal of the plug.

The power cord detachment preventing means 20 forms a lid 22 on one side of the case 12 to be opened and closed by a conventional hinge coupled to the upper portion of the case 12, the electrical device 100 on one side of the case 12 A plug 102 cable, which is a power cord of the plug, is inserted to form an inlet groove 24 having a width at which the plug is not detached, and between the case 12 and the lid 22 is formed by the controller C. It is desirable to have a lock / unlock section 30 to lock and unlock the lid 22.

The locking / unlocking part 30 is fixed to the fixing jaw 32 formed at the bottom of the lid 22 and to the inner surface of the case at a position corresponding to the fixing jaw by a conventional bracket 33. The locking mechanism 35 which is locked and released from the fixing jaw 32 is operated by the spring 37 to the operating shaft 36a of the operating member 36 such as a conventional solenoid valve operated by the control signal of the controller. It is preferably configured to be supported.

The present invention configured as described above, first, through the inlet groove formed in one side of the cable of the plug which is the power cord of the electric device to be used by opening the lid which is a power cord separation prevention means formed on the upper part of the case Plug in the connection outlet provided on the lid and close it. At this time, the fixing jaw of the lid is inclined surface of the locking tool which is supported by the spring to the working shaft of the operation member which is the locking / unlocking part. Is closed while hanging.

As such, when the plug which is the power cord of the electric device to be used is connected, various functions input to the control unit as shown in FIG. 3 can be selectively used through the operation unit.

In other words, the function selection mode (S1) is displayed on the initial screen while the power is turned on by operating the on-button of the control panel, and the password input mode is displayed on the display window as the immediate use mode (S10) is selected in the displayed function selection mode. (S11) is displayed, and if the input password is incorrect by inputting the set password according to the control panel, it is displayed again in the password input mode (S11), and if the input password is correct (S12), the usage time limit input mode (S13). ) Is displayed.

Thus, when the usage timeout input mode is displayed, set the time limit to use through the control panel, and if the input is incorrect when setting the usage time limit, press the correction button on the control panel to correct the power. It becomes possible to use it (S14).

Then a few minutes before the usage time limit set by the control unit, the alarm sound through a conventional sound emitter (not shown) such as a display window or a speaker connected to the control unit, indicating that the user is limited time. After the use timeout mode (S15) to discharge is performed, the power supply is cut off at the set use time limit (S16) to limit the use time of the electric device.

When the power is cut off in this time limit, the user can remove the plug of the electric device inserted into the case arbitrarily because the lid, which is the power cord release preventing means, is closed by the lock / release unit. As it is no longer plugged into a power supply member such as other outlets will be unavailable.

Therefore, it is not only possible to strictly adhere to the usage time of the time limiting device, but also use the power supply member such as another outlet by unplugging the power cord of the electric device connected to the time limiting device even when the use is completed. Since it is impossible to do so, it is provided with the condition that the electric equipment cannot be used again by any other means except for the set use time other than the administrator.

On the other hand, in the process of using as described above, if you want to detach the plug which is the power cord of the electrical device inserted into the use time limiting device from the use time limiting device in the function selection mode (S1) lock mode ( S20) to open the lid of the power coat detachment prevention means provided in the use time limiting device.

In other words, when the unlock mode (S20) is selected, the password input mode (S21) is displayed on the display window, and when the password set in the displayed input mode is input through the control panel, the password is input again when the password is incorrectly input. When the mode is displayed and the password is correct (S22), the control unit operates the operating member of the locking / release unit (S23) to release the locking tool on the operating shaft of the operating member from the fixing jaw of the lid. It can be opened (S24) is to unplug the electric device plugged into the connection outlet in the case.

When the reserved mode (S30) is selected in the function selection mode (S1), the password input mode (S31) is displayed on the display window. If the password is incorrectly input, the password input mode is displayed again and the password is correct ( S32), the reservation usage time setting mode (S33) is displayed.

In this way, when the scheduled usage time setting mode is displayed, the time zone that you want to use based on the current time zone and the time zone for which the use is restricted are sequentially input by the operation buttons on the control panel. It is operated to supply power (S34).

Then, when the usage time limit is reached, a user may emit a warning sound through a conventional acoustic emitter (not shown) such as a display window or a speaker connected to the control unit at least a few minutes before at least about 1 minute to 5 minutes ago. After performing the time-out mode (S35) to cut off the power at the set use time limit (S36) to limit the use time of the electrical equipment, by setting the reserved use time in advance to have a condition that can be used conveniently will be.

In addition, when the password change mode (S40) is selected in the function selection mode (S1), the currently input and set password input mode (S41) is displayed, and if the password is incorrectly input, the password input mode is displayed again and customized. (S42) If it is input, the new password input mode (S43) is displayed.

In this way, when the new password input mode is displayed, when a new password to be changed is entered, a new password re-entry mode (S44) is displayed again to confirm the changed new password, and the new password is entered again. ) Is displayed and the changed password is input to the control unit.

As a result, the administrator can easily and easily change the password of the time limit device, so that the user can easily change the password when the password is exposed.

Figure 4 is a perspective view of the main part schematically showing another embodiment of the present invention, Figure 5 is a schematic perspective view of the main part of the open state of the present invention according to Figure 4, Figure 6 is a sectional view of the main part of the coupled state according to FIG. to be.

As shown in the figure, the electric device 100 such as a computer, a game machine, a television, etc. is cut off at a set time to limit the use time of the electric device, and the plug 102 of the electric device 100 is connected to another outlet. In order to prevent use by plugging into a power supply member such as

The use time limiting device 10 of the present invention includes a display window 14 for displaying a control signal input by a controller to be described later on the front surface of the case 12 in letters or figures, an on / off button, a setting button, and the like. An operation unit 15 including various operation buttons is provided, and a control unit (not shown) for controlling a signal of the display window and the operation unit is formed inside the control unit 15 together with a known timer circuit. On the other side is formed a main plug 18 to be plugged into a power supply member such as an outlet to which power is supplied to the connection outlet 16 into which the plug 102 which is a power cord of the electric device 100 is inserted.

In addition, the plug 12 of the connection outlet 16 and the electric device 100 is inserted between the case 12 and the electric device 100, and according to the control signal of the controller, that is, the registered password of the administrator. Is input and is locked and released by the input signal to show that the power cord release preventing member 40 is opened and closed to limit the extraction of the plug 102 of the electric device 100.

The power cord release preventing member 40 is open at the top thereof, and the cable of the connection outlet 16 and the plug 102 cable, which is the power cord of the electric device 100, are inserted into both sides thereof so that the connection outlet and the plug are built in. Each of the insertion grooves 42 is formed so that the lower case 45 and the upper case 46 corresponding to the lower case and hinged one side is opened and closed, the upper case and the lower case It is preferable to have a locking unit 50 connected to the control unit and operated to lock and unlock.

The locking part 50 is fixed to the locking jaw 52 formed at the bottom of the upper case 46 and the mounting bracket 54 at the inner side of the lower case 45 corresponding to the locking jaw. The locking tool 55 which is locked and released at the jaw 52 is supported by the spring 57 with the operating shaft 56a of the operating member 56 such as a conventional solenoid valve operated by the control signal of the controller. It is preferred to be configured.

The power cord detachment preventing member of the present invention configured as described above is first formed in one side of the case through openings formed in both sides of the lower case after opening the lower case in the upper case as shown in FIG. By inserting the plug of the connecting device and the electrical device to be used and then closing the upper case, it is locked by the locking unit provided in the upper case and the lower case.

In other words, the locking tool provided on the operating shaft of the operating member formed in the lower case is supported by a spring, and the locking tool is pushed along the inclined surface of the locking tool at the time when the upper case is closed, and the spring is pushed like a dashed line. By moving to the front again by the locking jaw formed in the upper case is locked locking will be.

As such, when the upper case is closed and locked by the locking unit, a password of an administrator for operating the operating member as well as the use time is set in advance as a control unit through an operation unit formed on the front of the case, that is, an electric device. In order to supply and cut off the power, the reservation usage time setting or usage time setting is set in advance by the above-described usage method, and a password that only an administrator can know can be used.

Accordingly, when the set time is reached, the electric device can no longer be used as the power is cut off by the controller, and the plug of the electric device is inserted into the power cord release preventing member and cannot be taken out. Since the state, the user can not use the plug of the electrical device plugged into a power supply member such as another outlet.

Therefore, it is possible to fundamentally block the use of the electric device other than the time set by the use time limiting device can be used by plugging the other power supply member, it is possible to accurately use the time of use of the electric device, such as a computer, game machine and TV You will have a limiting condition.

On the other hand, if you want to remove the plug of the connection outlet or the electrical device from the power cord separation prevention member due to the abnormal use time limiting device or electrical equipment in the process of using as described above, the administrator through the operation unit as described above By inputting the input password, the locking member of the upper case is released from the locking port as the operating member acting as the locking part is moved to the operating member side, thereby opening the upper case from the lower case to open the connection outlet. Or plug out electrical equipment.

Thus, the use of the electric device can be extremely limited only by the administrator, not the user.

As described above, the present invention cuts off power at a set time of a time limiting device of an electric device such as a computer, a game machine, a television, and the like, thereby limiting the use time accurately. It is possible to restrict the use of the electric device to be used only as much as the required time by blocking the electric device by using a power supply member such as another outlet. It has the effect of restraining the use of electric devices such as computers and TVs indiscriminately to children and students.

In addition, after inserting the plug of the time limiter and the plug of the electrical device between the use time limiter and the electrical equipment, and other than the administrator, the power cord separation prevention member that can not pull out the plug and the plug is known, It is also easy to apply to the time limiter, etc., and also has excellent practicality.

Claims (6)

A control unit for controlling the signal of the display window and the control panel is formed inside the display window 14 and the control panel 15 to cut off the power at a set time to limit the use time of the electrical device 100, the inside of the case 12 (C) and a connection outlet 16 connected to the control unit, and a main plug 18 is formed on one side of the case 12, and the electrical device 100 on the case 12. After inserting the plug 102 has a power cord departure prevention function characterized in that it is locked and released by the control signal to control the power cord departure prevention means for limiting the withdrawal of the plug (20). Usage time limiter. The method of claim 1, wherein the power cord detachment preventing means 20 is formed on the upper surface of the case 12 is hinged coupled to form a lid 22, the inlet groove 24 on one side of the case Forming, between the case 12 and the lid 22 is used having a power cord departure prevention function, characterized in that it has a lock / release unit 30 to lock and release the lid by the control unit Time limiter. According to claim 2, The lock / release unit 30 is fixed jaw 32 formed in the lid 22, and the locking port 35 is locked and released from the fixed jaw to the control signal of the control unit Use time limiting device having a power cord departure prevention function, characterized in that configured to be supported by the spring (37) to the operating shaft (36a) of the operating member (36) operated by. A control unit for controlling the signal of the display window and the control panel is formed inside the display window 14 and the control panel 15 to cut off the power at a set time to limit the use time of the electrical device 100, the inside of the case 12 And a connection outlet 16 on one side of the case 12, and a main plug 18 on the other side of the case 12, and between the case 12 and the electric device 100. And a power cord release preventing member 40 which is locked and released by the controller control signal to restrict the extraction of the plug 102 after the plug 102 is inserted. Time limiter with protection function. According to claim 4, The power cord separation prevention member 40 is the upper case is open and the lower case 45 is formed with each insertion groove 42 on both sides, and one side is hinged coupling corresponding to the lower case Is provided with an upper case 46, the upper case 46 and the lower case 45 is connected to the control unit is characterized in that it has a locking unit 50 which is operated to lock and release the lock and release Usage time limiter with function. The control unit of claim 5, wherein the locking unit 50 controls the locking jaw 52 formed in the upper case 46 and the locking port 55 locked and released from the locking jaw 52. Use time limiting device having a power cord departure prevention function, characterized in that configured to be supported by the spring (57) to the operating shaft (56a) of the operating member (56) actuated by a signal.