CN2556504Y

CN2556504Y - Safety lock for lighter

Info

Publication number: CN2556504Y
Application number: CN 02272056
Authority: CN
Inventors: 肖奇
Original assignee: Individual
Current assignee: Individual
Priority date: 2002-07-29
Filing date: 2002-07-29
Publication date: 2003-06-18
Anticipated expiration: 2012-07-29

Abstract

The utility model discloses a safety lock of a lighter, mainly solving the problems of high production cost, complex structure and inconvenient assembly, which exist in the prior art. The safety lock of the lighter of the utility model consists essentially of an electronic switch-in code circuit; wire jumping can be conducted by users through the connection of the electric switch-in code circuit, thereby further setting a safety code of the lighter, and the code is input by the users through a switch unit of the electronic switch-in code circuit; if the code input is identical with the code set, the electric switch-in circuit is turned on, thereby starting a lighting control device of the lighter and lighting the lighter; if the code input is inconsistent with the code set, the electric switch-in circuit is turned off, thereby closing the lighting control device of the lighter and the lighter can not ignite. As the code input by the users and the safety code set by the users for the lighter are compared by the safety lock of the light of the utility model, the starting and closing of the lighting device of the lighter are controlled, and the lighter can not be used in case of inconsistent code, thereby ensuring the safety of the lighter; mainly adopting switching element, the utility model has low production cost, simple structure, easy availability and convenient installation, and is especially suitable for low-cost lighters.

Description

Lighter safety lock

Technical field

The utility model relates to lighter, particularly the safety device of lighter.

Background technology

Along with the convenience of lighter because of its use, replace match to become people's main firing tools more and more, the security that lighter uses, prevent that especially the security that children misapply also more and more is subject to people's attention, some areas have in the world begun legislation, safety lock is equipped with in requirement on lighter, to prevent that children from misapplying, and the condition of safety lock as the market access will be housed on the lighter of low price, at present, the safety lock of lighter mainly is mechanical coded lock, the multidigit password promptly is set on the safety lock of lighter, only when a plurality of machinery sign indicating numbers on the safety lock are rotated to the position corresponding with password, the ignition control device of lighter could be worked, when the machinery sign indicating number does not rotate to the position corresponding with password, locking lighter ignition control device can not be struck sparks lighter, thereby guarantees that children can not misapply lighter and cause the infringement that is difficult to predict; The lighter safety lock of this structure, reliability height, but its manufacturing cost height, structure are complicated, the assembling trouble is unsuitable for being used at a low price on the lighter.

The utility model content

The purpose of this utility model is to provide a kind of safety lock of lighter, can effectively guarantee the security that lighter uses, and low cost of manufacture, and is simple in structure, realization and easy for installation.

The safety lock of lighter described in the utility model mainly is made up of the electronic cipher switching circuit; The user finishes the setting of lighter security password by wire jumper is carried out in the connection in the electronic cipher switching circuit, and the user is by the switches set input password of electronic cipher switching circuit during use; If the input password is consistent with the lighter security password of setting, the electronic cipher switching circuit is in conducting state, thus the unlatching of control lighter ignition control device, and lighter can be lighted a fire; If password is inconsistent, the electronic cipher switching circuit is in cut-off state, closes thereby control the lighter ignition control device, and lighter can not be lighted a fire.

Because the safety lock of lighter described in the utility model, by the electronic cipher switching circuit lighter security password value that the user imports password value and user's setting is compared, the unlatching of control lighter ignition control device or close, password not to the time effectively guarantee that lighter can not use, thereby guarantee the security that lighter uses, and mainly adopt switch element, its low cost of manufacture, simple in structure, realization and easy for installation is particularly suitable for lighter at a low price.

Description of drawings

Below in conjunction with drawings and Examples the utility model is described in further detail:

Fig. 1 is the igniter of mechanical type lighter;

Fig. 2 is the igniter of electronic type lighter;

Fig. 3 is the ceramic body discharge ignition apparatus;

Fig. 4 is circuit theory diagrams of the present utility model;

Fig. 5 is a kind of electronic cipher switching circuit of the present utility model;

Fig. 6 is an another kind of electronic cipher switching circuit of the present utility model;

Fig. 7 is the circuit diagram of a kind of specific embodiment of the utility model;

The specific embodiment

The safety lock of lighter described in the utility model as Fig. 4, mainly is made up of the electronic cipher switching circuit; And described electronic cipher switching circuit, form by a plurality of dial switch or commutator or other switching circuit as required, as Fig. 5, Fig. 6, the setting of lighter security password is finished by the wire jumper that each switch connects, and the password input is then by stirring dial switch or commutator is finished; If the input password is consistent with the security password of setting, then all switches all are in opening state, thereby just be in conducting state by the electronic cipher switching circuit that these switches are formed, if importing password and password is set has one to make mistakes, then this switch is in closed condition, thereby just is in cut-off state by the electronic cipher switching circuit that these switches are formed; The user finishes the setting of lighter security password by wire jumper is carried out in the connection in the electronic cipher switching circuit, and the user is by the switches set input password of electronic cipher switching circuit during use; If the input password is consistent with the lighter security password of setting, the electronic cipher switching circuit is in conducting state, thus the unlatching of control lighter ignition control device, and lighter can be lighted a fire; If password is inconsistent, the electronic cipher switching circuit is in cut-off state, closes thereby control the lighter ignition control device, and lighter can not be lighted a fire.

Described lighter igniter, as Fig. 1,2,3, Fig. 1 is a mechanical type flint sparking mode, stir metal gear by manpower, metal gear and flint friction produce spark, light lighter, Fig. 2 is an electronic ignition mode, and K switch 2 is connected the left side at ordinary times, electric capacity is in charged state, 2 dozens of K switch are to the right during igniting, and electric capacity discharges by transformer, and the transformer secondary output coil can be responded to and produces the high pressure that is higher than 10KV simultaneously, produce spark discharge and light lighter, Fig. 3 is a ceramic body discharge igniting mode, stirs metal hammer body compression spring building and hits ceramic body and produce nearly 15KV high pressure, produces spark discharge and lights lighter.Described these lighter ignition control devices can open or close the air supply pipe of lighter by described electronic cipher switching circuit control magnetic valve; Or, open or the mechanical device of locking lighter igniting or the cover of striking sparks by described control circuit control electromagnetic lock or electric mortise lock; For the electronic type lighter,, be switched on or switched off the circuit of electronic ignition device by electronic cipher switching circuit control capacitance discharge line break-make; To the lighter of ceramic body discharge igniting, by electronic cipher switching circuit control ceramic body discharge line break-make, the igniting of control lighter is as Fig. 7.

See Fig. 7, described electronic cipher switching circuit is made up of S1, S2, S3 thirty position dial switch, and it is 217 that the user is provided with password by the tie jumper to S1, S2, S3; When the user uses lighter, by stirring dial switch input password, when the password of input and corresponding password are provided with wire jumper when consistent, S1, S2, S3 will be in opening state, make the electronic cipher switching circuit be in conducting state, the ceramic body discharge line is open-minded, can produce spark discharge at lighter nozzles place and light lighter.

If a password input error is arranged, then its corresponding switch will be in closed condition, thereby just be in cut-off state by the electronic cipher switching circuit that these switch series link up, the ceramic body discharge line disconnects, make it and to produce spark discharge at lighter nozzles place, thereby can't light lighter.

Claims

1. the safety lock of lighter is characterized in that: contain the electronic cipher switching circuit, this line output signal is to the unlatching of lighter ignition control device control lighter point or close; Described electronic cipher switching circuit is made up of a plurality of dial switch or commutator or other switching circuit as required, and the wire jumper that is connected by each switch is provided with the security password of lighter, by stirring dial switch or commutator input password; If the input password is consistent with the security password of setting, then all switches all are in opening state, thereby just be in conducting state by the electronic cipher switching circuit that these switches are formed, if importing password and password is set has one to make mistakes, then this switch is in closed condition, thereby just is in cut-off state by the electronic cipher switching circuit that these switches are formed.

2. the safety lock of lighter according to claim 1 is characterized in that: described lighter ignition control device by described electronic cipher switching circuit control magnetic valve, opens or closes the air supply pipe of lighter.

3. the safety lock of lighter according to claim 1 is characterized in that: described lighter ignition control device, by described electronic cipher switching circuit control electromagnetic lock or electric mortise lock, open or the mechanical device or the sparking cover of locking lighter igniting.

4. the safety lock of lighter according to claim 1, it is characterized in that: described lighter ignition control device by electronic cipher switching circuit control capacitance discharge line break-make, is switched on or switched off the circuit of electronic ignition device.

5. the safety lock of lighter according to claim 1 is characterized in that: described lighter ignition control device, and by electronic cipher switching circuit control ceramic body discharge line break-make or the short circuit of control ceramic body discharge line, the igniting of control lighter.