CN209119004U - A kind of reset switch and gas timing switch - Google Patents

Abstract

The utility model provides a kind of reset switch and gas timing switch, and wherein gas timing switch uses reset switch.The reset switch includes knob, shell and timer, and the shell is equipped with knob mounting hole, and the knob is installed on the housing by the knob mounting hole, and timer of the abutting joint in the shell.Resetting apparatus is installed between the knob and shell, the resetting apparatus is independently of the timer, when timer damage, the resetting apparatus is individually for knob and provides reset torsion, guarantee that switch can reset to OFF grades, various electric appliances or gas valve are closed, compared with traditional time switch, has more safety guarantee.

Description

A kind of reset switch and gas timing switch

Technical field

The utility model relates to field of switches more particularly to a kind of reset switches and gas timing switch.

Background technique

Reset switch is generally used for time switch, in life, there are many application of time switch, for example fan is determined The time switch of Shi Kaiguan, the time switch of micro-wave oven and coal gas, requirement when applied to different occasions, for safety Difference, for example it is applied to coal gas, it is almost impermissible for going wrong.Mechanical time switch currently on the market, generally It is to be built-in with timer, includes clockwork spring and gear in timer, it was found that the timer is easily damaged in life, after damage, Clockwork spring is ineffective, and switch can not reset, if such timer is built in gas timing switch, will occur asking safely Topic.

Summary of the invention

The utility model is in order to solve the above technical problems, provide a kind of reset switch, including knob, shell and timing Device, the shell are equipped with knob mounting hole, and the knob is installed on the housing by the knob mounting hole, and is docked The timer being mounted in the shell.Resetting apparatus is installed between the knob and shell, the resetting apparatus independently of The timer, when timer damage, the resetting apparatus is individually for knob and provides reset torsion.

Optionally, the resetting apparatus includes resetting ring, and the resets ring set is located on the knob, the reset ring and It is equipped with resetting structure between shell, rotation limiting structure is equipped between reset ring and the knob.

Optionally, the resetting structure includes that the clockwork spring card slot for resetting ring circumference is arranged in and is arranged in the shell Clockwork spring fixing groove, between reset ring and the shell be equipped with clockwork spring, the both ends of the clockwork spring be separately fixed at clockwork spring card slot and In clockwork spring fixing groove.

Optionally, the circumference for resetting ring is equipped with retention bead, and the shell is equipped with to be cooperated with the retention bead The limited step used when rotation resets ring, resets annulus and moves retention bead from limited step one end is resisted against, turn to another End.

Optionally, the rotation limiting structure includes that the arc of the end of the reset ring towards knob one end is arranged in lack Mouthful, the knob is equipped with baffle corresponding with the arc notch towards the one end for resetting ring；The reset ring set is located at knob When upper, the baffle extends into arc notch.

Optionally, the thickness of the baffle is less than the arc length of arc notch.

Optionally, when the knob rotates clockwise, the clockwork spring tightening；When the clockwork spring in the raw when, institute It states knob and corresponds to OFF grades, against OFF grades of counter clockwise direction, have ON grades, rotate counterclockwise knob, when knob corresponds to ON grades, The baffle slides counterclockwise in arc notch, and the arc against the other end is slided into from the arc notch inner wall against one end Notch inner wall.

A kind of gas timing switch further includes plectrum and gas switch valve including above-mentioned reset switch；The timing Device includes push rod, and the gas switch valve includes elastic switch button, and described plectrum one end is hingedly on the housing, another End is resisted against on the elastic switch button, and the push rod is resisted against on the plectrum, is driven and is dialled by the telescopic movable of push rod Piece presses elastic switch button.

Optionally, including jingle bell, the jingle bell are mounted on the timer.

From the above description of the utility model, it can be seen, compared to the prior art, the utility model has the advantages that

A kind of reset switch and gas timing switch that the application proposes, are equipped with resetting apparatus between knob and shell, The resetting apparatus is independently of timer, and when timer failure, the resetting apparatus is individually for knob and provides reset torsion, guarantees Switch can reset to OFF grades, close various electric appliances or gas valve, compared with traditional time switch, with more safety It ensures.

Detailed description of the invention

Attached drawing described herein is used to provide a further understanding of the present invention, and constitutes one of the utility model Point, the exemplary embodiment of the utility model and the description thereof are used to explain the utility model, does not constitute to the utility model Improper restriction.

Wherein:

Fig. 1 is the structural schematic diagram one (axis side view) of the utility model reset switch；

Fig. 2 is the structural schematic diagram two (axis side view) of the utility model reset switch；

Fig. 3 is the structural schematic diagram three (explosive view) of the utility model reset switch；

Fig. 4 is the structural schematic diagram one (axis side view) that the utility model resets ring；

Fig. 5 is the structural schematic diagram two (axis side view) that the utility model resets ring；

Fig. 6 is the structural schematic diagram six (axis side view) that the utility model resets ring and knob；

Fig. 7 is the structural schematic diagram seven (axis side view) of the utility model gas timing switch；

Fig. 8 is the structural schematic diagram eight (explosive view) of the utility model gas timing switch；

Symbol in Fig. 1-Fig. 8 is expressed as: 10- knob, 11- baffle, 20- shell, 21- clockwork spring fixing groove, 30- timing Device, 31- push rod, 40- reset ring, 41- clockwork spring card slot, 42- retention bead, 43- arc notch, 50- plectrum, 60- gas switch Valve, 61- elastic switch button, 70- jingle bell.

Specific embodiment

In order to be clearer and more clear technical problem to be solved in the utility model, technical solution and beneficial effect, with Under in conjunction with the accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that specific reality described herein Example is applied only to explain the utility model, is not used to limit the utility model.

Embodiment one: please referring to Fig. 1 and Fig. 2, a kind of reset switch, including knob 10, shell 20 and timer 30, described Shell 20 is equipped with knob mounting hole, and the knob 10 is mounted on the shell 20 by the knob mounting hole, and is docked The timer 30 being mounted in the shell 20.Resetting apparatus, the reset dress are installed between the knob 10 and shell 20 It sets independently of the timer 30, when the timer 30 damage, the resetting apparatus is individually for knob 10 and provides reset torsion Power.

Referring to Fig. 3, Fig. 4 and Fig. 5, the resetting apparatus includes resetting ring 40, and the reset ring 40 is set in the rotation On button 10, it is equipped with resetting structure between the reset ring 40 and shell 20, rotation is equipped between the reset ring 40 and knob 10 Position limiting structure.

Wherein, the resetting structure includes that the clockwork spring card slot 41 for resetting 40 circumference of ring and setting is arranged in described outer The clockwork spring fixing groove 21 of shell 20 is equipped with clockwork spring between the reset ring 40 and shell 20, the both ends of the clockwork spring are separately fixed at On clockwork spring card slot 41 and clockwork spring fixing groove 21.

The circumference for resetting ring 40 is equipped with retention bead 42, and the shell 20 is equipped with to be cooperated with the retention bead 42 The limited step 22 used when rotation resets ring 40, resets ring 40 and drives retention bead 42 from being resisted against 22 one end of limited step, The other end is turned to, i.e., the knob 10 can only turn around.

Fig. 5 and Fig. 6 are please referred to, the rotation limiting structure includes that the reset ring 40 is arranged in towards 10 one end of knob The arc notch 43 of end, the knob 10 are equipped with baffle corresponding with the arc notch 43 towards the one end for resetting ring 40 11；When the reset ring 40 is set on knob 10, the baffle 11 extends into arc notch 43.In the present embodiment, the gear The thickness of plate 11 is less than the arc length of arc notch 43.When the knob 10 rotates clockwise, the clockwork spring tightening；When described Clockwork spring in the raw when, the knob 10 is OFF grades corresponding, against OFF grades of counter clockwise direction, there is ON grades and other shelves Position, rotates counterclockwise knob 10, the baffle 11 slides counterclockwise in arc notch 43, from the arc notch 43 against one end Inner wall slides into 43 inner wall of arc notch against the other end, and the knob 10 is successively by ON grades and other gears.

Embodiment two: a kind of gas timing switch, the reset switch including embodiment one further include plectrum 50, coal gas Controlled valve 60 and jingle bell 70；The timer 30 includes push rod 31, and the gas switch valve 60 includes elastic switch button 61, described 50 one end of plectrum is hinged on the shell 20, and the other end is resisted against on the elastic switch button 61, the push rod 31 are resisted against on the plectrum 50, drive plectrum 50 to press elastic switch button 61 by the telescopic movable of push rod 31, when downward When pressing elastic switch button 61, gas switch valve 60 is logical, and when unclamping elastic switch button 61, gas switch valve 60 is closed It closes.The jingle bell 70 is mounted on the timer 30, and when the knob 10 of gas timing switch jumps to OFF grades, jingle bell 70 is sent out The tinkle of bells out.

In conclusion compared to the prior art, a kind of reset switch and gas timing switch that the application proposes, knob Resetting apparatus is equipped between shell, the resetting apparatus is independently of timer, and when timer failure, the resetting apparatus is independent Reset torsion is provided for knob, is guaranteed that switch can reset to OFF grades, is closed various electric appliances or gas valve, and it is traditional Time switch is compared, and safety guarantee is had more.

The utility model is exemplarily described above in conjunction with attached drawing, it is clear that the utility model specific implementation not by The limitation of aforesaid way, as long as the various unsubstantialities carried out using the method concept and technical solution of the utility model change Into, or it is not improved the conception and technical scheme of the utility model are directly applied into other occasions, in the utility model Protection scope within.

Claims (9)

1. a kind of reset switch, including knob, shell and timer, the shell is equipped with knob mounting hole, and the knob is logical Cross the knob mounting hole installation on the housing, and timer of the abutting joint in the shell, which is characterized in that also Including resetting apparatus, the resetting apparatus is mounted between the knob and shell, and the resetting apparatus is independently of the timing Device provides reset torsion for knob.

2. a kind of reset switch according to claim 1, which is characterized in that the resetting apparatus includes resetting ring, described It resets ring set to be located on the knob, resetting structure is equipped between reset ring and the shell, between reset ring and the knob Equipped with rotation limiting structure.

3. a kind of reset switch according to claim 2, which is characterized in that the resetting structure includes being arranged described multiple The clockwork spring card slot of position ring circumference and the clockwork spring fixing groove that the shell is arranged in, are equipped with clockwork spring between reset ring and the shell, The both ends of the clockwork spring are separately fixed on clockwork spring card slot and clockwork spring fixing groove.

4. a kind of reset switch according to claim 3, which is characterized in that the circumference for resetting ring is equipped with limit convex It rises, the shell is equipped with the limited step being used cooperatively with the retention bead, when rotation resets ring, resets the dynamic limit of annulus Protrusion turns to the other end from limited step one end is resisted against.

5. a kind of reset switch according to claim 2, which is characterized in that the rotation limiting structure includes being arranged in institute The arc notch for the end for resetting ring towards knob one end is stated, the knob is equipped with towards the one end for resetting ring and lacks with the arc The corresponding baffle of mouth；When the reset ring set is located on knob, the baffle extends into arc notch.

6. a kind of reset switch according to claim 5, which is characterized in that the thickness of the baffle is less than arc notch Arc length.

7. a kind of reset switch according to claim 3, which is characterized in that when the knob rotates clockwise, the hair Item tightening；When the clockwork spring in the raw when, the knob corresponds to OFF grades, against OFF grades of counter clockwise direction, there is ON Shelves, rotate counterclockwise knob, when knob corresponds to ON grades, the baffle slides counterclockwise in arc notch, from against one end Arc notch inner wall slide into the arc notch inner wall against the other end.

8. a kind of gas timing switch, which is characterized in that including a kind of described in any item reset switches of claim 1 to 7, also Including plectrum and gas switch valve；The timer includes push rod, and the gas switch valve includes elastic switch button, institute State plectrum one end hingedly on the housing, the other end is resisted against on the elastic switch button, and the push rod is resisted against described On plectrum, plectrum is driven to press elastic switch button by the telescopic movable of push rod.

9. a kind of gas timing switch according to claim 8, which is characterized in that including jingle bell, the jingle bell is mounted on On the timer.