CN2287693Y - Gas valve switch for timed gas range - Google Patents

Abstract

The utility model relates to a gas valve switch for timed gas ranges, which comprises a manual switch rod, a spring, a head wheel, a gear drive mechanism, an escapement mechanism, a timed actuating mechanism and an outer shell body. The utility model overcomes the defects of large volume, inconvenient use, no timed time, and no prompt function in the prior art. The utility model is provided with a hollow sleeve shaft and a timed control rod. The hollow sleeve shaft is hollowly sheathed on the manual switch rod. The gear drive mechanism, the escapement mechanism and the timed actuating mechanism are all arranged besides the hollow sleeve shaft. The utility model is additionally provided with a prompt mechanism for timed time. The utility model has the advantages of compact structure, small volume and beautiful appearance. As a movable shaft transition wheel is additionally adopted, the size of the fire quantity is regulated, and the timing is not affected, under the timed condition, and the practicability is better.

Description

Timing gas cooker gas valve switch

The utility model relates to a kind of family expenses kitchen range of gaseous fuel, especially a kind of timing gas cooker gas valve switch.

Notification number is the Chinese utility model patent of CN2205501Y, having provided a kind of " gas burning range that the control of band time is closed ", is on present kitchen range basis, has increased a timer that aims at gas burning range and design, when not needing timing controlled, kitchen range use as usual; When need were regularly closed, this timer automatic-closing valve in the time of setting made stove flame-out, makes the use of gas burning range more convenient safer.But this model utility sets up because of timer, exists the bigger defective of structural volume and the prompting mechanism that timing arrives is not set.

The purpose of this utility model is to overcome the above-mentioned defective that prior art exists, and provides a kind of compact structure, volume little, still can adjust fire amount size after setting regularly, and have the timing gas cooker gas valve switch of timing to prompt facility.

The purpose of this utility model is achieved through the following technical solutions: this timing gas cooker gas valve switch includes the hand switch bar, clockwork spring, great wheel, gear drive, escapement, timing actuating mechanism and frame, clockwork spring one end hangs on the great wheel, the other end hangs on the frame of this gas valve switch, great wheel will reach escapement by the driving moment that clockwork spring produces by gear drive, escapement is by escapement lever, the escapement fork shaft, escapement lever eccentric shaft adjusting part and spring are formed, spring housing is on the escapement fork shaft, in gear drive, also be provided with and prevent the rotating ratchet of gear, detent mechanism, in the utility model, be provided with an empty sleeve and a timing controlled bar, empty sleeve sky is enclosed within on the hand switch bar, its end is provided with regularly knob, great wheel is installed on the sky sleeve, the timing controlled bar is provided with two control corner blocks, a control corner block contacts with timing controlled cam on being fixed on the sky sleeve, another control corner block contacts with spring in the escapement, timing controlled bar one end is hingedly fixed on the frame, the other end is enclosed within on the axle of little movable axis transition wheel, this transition wheel is the star-wheel of great wheel, and can be meshed with the gear in the timing actuating mechanism, regularly actuating mechanism comprises two in-line gears, a big movable axis transition wheel and the pass valve connecting shaft that is fixed on the hand switch bar are taken turns, big movable axis transition wheel is arranged on the below of closing bull wheel in valve connecting shaft wheel and the in-line gears, it also is the star-wheel of bull wheel in the in-line gears, its axle can be movable in arc groove, makes bull wheel engagement or disengagement in big movable axis transition wheel and the in-line gears.

For further realizing the purpose of this utility model, this timing gas cooker gas valve switch also is provided with timing to prompting mechanism, beat tup and the ringing a bell control cam that is fixed on the sky sleeve constitutes by the control strip spring of ringing a bell, the spring of small bell, band triangle top, spring is beaten the termination that tup is installed in the control strip spring of ringing a bell, the control cam of ringing a bell is provided with breach, and the gable-top crown of the control strip spring of ringing a bell is pressed on this breach.

Timing gas cooker gas valve switch of the present utility model is enclosed within structure on the hand switch bar because of having adopted empty sleeve sky, gear drive, escapement and timing actuating mechanism all are arranged on empty cover next to axis, the employing of movable axis transition wheel make the fire amount of under definition status, still regulating size and do not influence regularly, and be provided with timing to prompting mechanism, so compact structure, volume are little, aesthetic in appearance, extremely easy to use.

Accompanying drawing is depicted as the utility model overall structure schematic representation.

Provide specific embodiment of the present utility model below in conjunction with Figure of description.As shown in drawings, this timing gas cooker gas valve switch is by hand switch bar (1), clockwork spring (21), great wheel (22), gear drive, escapement, regularly actuating mechanism and frame are formed, clockwork spring (21) one ends hang on the great wheel (22), the other end hangs on the frame of this gas valve switch, great wheel (22) passes to escapement by gear drive with moment, gear drive is by two wheel assemblies (23), (25), tricycle assembly (26), (27), four-wheel assembly (28), (29) and five wheel assemblies (4), (5) form, on the bull wheel (25) of two wheel assemblies, also be provided with and prevent the rotating ratchet of gear, detent mechanism (24), escapement is by escapement lever (7), escapement fork shaft (8), escapement lever eccentric shaft adjusting part (6) and spring (9) are formed, escapement lever (7) is installed on the escapement fork shaft (8), spring (9) is enclosed within on the escapement fork shaft (8), escapement lever (7) can move axially with escapement fork shaft (8), thereby with escape wheel (5) engagement in five wheel assemblies in the gear drive or throw off, escapement plays each rotatable parts rotating speed of control when work, so that accurately control regularly.In the utility model, also be provided with an empty sleeve (30) and a timing controlled bar (3), empty sleeve (30) sky is enclosed within on the hand switch bar (1), its end is provided with regularly knob (31), (32) are hand switch bar knob among the figure, great wheel (22) is installed on the sky sleeve (30), timing controlled bar (3) is provided with two control corner blocks, a control corner block contacts with timing controlled cam (2) on being fixed on sky sleeve (30), another control corner block withstands on the spring (9) in the escapement, timing controlled bar (3) one ends are hingedly fixed on the frame, the other end is enclosed within on the axle of little movable axis transition wheel (10), this transition wheel (10) is the star-wheel of great wheel (22), its axle can be in an arc groove drive of timing controlled bar (3) under activity, make gear engagement or disengagement in little movable axis transition wheel (10) and the timing actuating mechanism, regularly actuating mechanism comprises two in-line gears (11), (12), a big movable axis transition wheel (13) and the pass valve connecting shaft that is fixed on the hand switch bar (1) are taken turns (14), big movable axis transition wheel (13) is arranged on gearwheel (12) and closes the below that the valve connecting shaft is taken turns (14) as the star-wheel of bull wheel in the in-line gears (12), its axle can be movable in arc groove, make big movable axis transition wheel (13) and close valve connecting shaft wheel (14) engagement or throw off, on pass valve connecting shaft wheel (14), also be provided with switch valve position position limit pin (17), (16) are the Returnning spring of hand switch bar (1) among the figure, are installed in the end of hand switch bar (1).As shown in drawings, the timing that the utility model is provided with is beaten tup (18) and is fixed on ringing a bell on the sky sleeve (30) by the control strip spring (19) of ringing a bell, the spring of small bell (15), band triangle top to prompting mechanism and controls cam (20) formation, spring is beaten the termination that tup (18) is installed in control strip spring (19) of ringing a bell, the control cam (20) of ringing a bell is provided with breach, and the gable-top crown of the control strip spring (19) of ringing a bell is pressed on this breach.

The working principle of the utility model timing gas cooker gas valve switch is as follows.Inhour is rotated regularly knob (31) to certain regularly scale, timing controlled bar (3) lifts under the effect of timing controlled cam (2), control corner block on it and the spring (9) in the escapement are thrown off, escape wheel (5) engagement of escapement lever (7) under the promotion of spring (9) and in the gear drive, because clockwork spring (21) is tightened simultaneously when rotating regularly knob (31), so whole great wheel (22) that comprises, the timing system of gear drive and escapement is started working, regularly constantly near the time, transition wheel (10) falls and gear (11) engagement with the effect of timing controlled bar (3), regularly then constantly, a control corner block on the timing controlled bar (3) falls into the breach of timing controlled cam (2), another control corner block falls and backs down spring (9), escapement lever (7) leaves escape wheel (5), escapement and gear drive are thrown off, gear in the gear drive and great wheel (22) are rotated rapidly under the effect of clockwork spring (21), by little movable axis transition wheel (10), gear (11), (12) and big movable axis transition wheel (13) drive to close valve connecting shaft wheel (14) and rotate, hand switch bar (1) is rotated close the kitchen range valve, simultaneously, regularly then constantly, ring a bell in the prompting mechanism triangle top on the control strip spring (19) falling into breach on the control cam (20) of ringing a bell, make spring play tup (18) hammering small bell (15), arrive to remind timing.Timing gas cooker gas valve switch of the present utility model, when not needing timing controlled, use as usual, after having set regularly, need to transfer fire amount size and during rotation manual switch lever knob (32), do not influence the timing system proper functioning yet, because big movable axis transition wheel (13) is the star-wheel of the bull wheel (12) in the in-line gears, its axle can be movable, effect owing to self gravitation under definition status is thrown off with pass valve connecting shaft wheel (14), is unidirectional to the transmission of closing valve connecting shaft wheel (14) again by gear (12) to big movable axis transition wheel (13), only when regularly closing valve, they just work.

Claims (2)

1, a kind of timing gas cooker gas valve switch, include the hand switch bar, clockwork spring, great wheel, gear drive, escapement, timing actuating mechanism and frame, clockwork spring one end hangs on the great wheel, the other end hangs on the frame of this gas valve switch, great wheel will reach escapement by the driving moment that clockwork spring produces by gear drive, escapement is by escapement lever, the escapement fork shaft, escapement lever eccentric shaft adjusting part and spring are formed, spring housing is on the escapement fork shaft, in gear drive, also be provided with and prevent the rotating ratchet of gear, detent mechanism, of the present utility model being characterised in that: be provided with an empty sleeve and a timing controlled bar, empty sleeve sky is enclosed within on the hand switch bar, its end is provided with regularly knob, great wheel is installed on the sky sleeve, the timing controlled bar is provided with two control corner blocks, a control corner block contacts with timing controlled cam on being fixed on the sky sleeve, another control corner block contacts with spring in the escapement, timing controlled bar one end is hingedly fixed on the frame, the other end is enclosed within on the axle of little movable axis transition wheel, this transition wheel is the star-wheel of great wheel, and can be meshed with the gear in the timing actuating mechanism, regularly actuating mechanism comprises two in-line gears, a big movable axis transition wheel and the pass valve connecting shaft that is fixed on the hand switch bar are taken turns, big movable axis transition wheel is arranged on bull wheel and the below of closing valve connecting shaft wheel in the in-line gears, it also is the star-wheel of bull wheel in the in-line gears, its axle can be movable in arc groove, makes big movable axis transition wheel and close the engagement of valve connecting shaft wheel or throw off.

2, timing gas cooker gas valve switch according to claim 1, it is characterized in that: this timing gas cooker gas valve switch also is provided with timing to prompting mechanism, beat tup and the ringing a bell control cam that is fixed on the sky sleeve constitutes by the control strip spring of ringing a bell, the spring of small bell, band triangle top, spring is beaten the termination that tup is installed in the control strip spring of ringing a bell, the control cam of ringing a bell is provided with breach, and the gable-top crown of the control strip spring of ringing a bell is pressed on this breach.