CN2235104Y - Improved electric tea pot base - Google Patents

Abstract

The utility model relates to an improved electric tea pot base. The utility model is mainly characterized in that the inner part of the tray base of an electric tea pot is provided with a group of dual touch pressure control switches; the dual touch pressure control switches is composed of a press rod and two press switches, wherein, both sides of the upper side of the press rod are provided with press buttons, and the two press switches are arranged in the center part of the lower part of the dual touch pressure control switches; both sides of the lower part of the press rod is provided with springs; the springs can support the press rod upward and separate the press rod from the press switches, and can lead the two press buttons on the rod to respectively extend from the concavity part and to respectively position at both sides of the concavity part. When the improved electric tea pot base is wanted starting, the press buttons respectively arranged on both sides of the press rod need pressing simultaneously, and therefore, the press rod can simultaneously and evenly be pressd downwards to start the two press button switches, and the control circuit forms conduction. The utility model has the advantage that dangers caused by touching switches by mistake can be avoided.

Description

A kind of improved electric teapot seat

The utility model relates to a kind of electric teapot seat, particularly a kind of improved, safe electric teapot seat with defencive function.

General conventional electric teapot seat, as shown in Figure 5, periphery at its dish seat 11 is provided with power switch and indicator lamp, its upper surface then is provided with one can be for the depressed part 111 of placing teapot, and the several contact points 113 and that are provided with control circuit 112 and protrude out depressed part 111 in this dish seat 11 press press button 114, make control circuit 112 respectively with contact point 113 with press press button 114 and be connected, this presses press button 114 and is located near contact point 113 places, and contacts the single switch of conducting with ground wire for the live wire that connects the control power supply in succession always.According to said structure, in the time of in teapot is placed into above-mentioned depressed part 111, to press down each contact point 113 respectively and press press button 114, and the loop conducting that can constitute by the circuit that its electric conductivity is connected each contact point 113, simultaneously by itself weight and press down and press press button 114, make the control circuit 112 of whole electric teapot be able to conducting and start, and then the liquid in the teapot heated, for above-mentioned this electric teapot seat, when not using electric teapot seat or desire teapot is replenished tea, make the depressed part 111 of teapot raising dish seat 11 or the depressed part 111 of temporary transient separation disc seat 11, and when power switch not being closed, to treat logical phenomenon because of contact point 113 can press the temporary transient open circuit that occurs of weight that press button 114 loses teapot, make control circuit 112 be in the state of waiting for conducting, at this moment, if forgotten power switch is closed, the whole system circuit will be the open-circuit condition of waiting for conducting because of the single press button 114 that presses that is arranged on the contact point 113 in the depressed part 111 and be arranged near this contact point 113; But this contact point 113 set in depressed part 111 and the single press button 114 that presses that is located at close this contact point 113; it is close because of the position is set; and the last protection of control whole system circuit turn-on-press press button 114 for connect the live wire of power supply and the single started by press switch of ground wire in succession always; if the careless one hand of child presses and conducting; impel The whole control circuit 112 closures; and cause danger; press button 114 as simultaneously with the control of ground wire as starting; the part that opens circuit that all the other are usual is ground wire; what stay then is live wire; though therefore do not push press button 114; also will constitute a conducting loop if touch live wire accidentally, and get an electric shock.

The purpose of this utility model is to overcome the set single press button that presses in above-mentioned its depressed part of conventional electric teapot, subjects to false touch and the shortcoming of conducting provides a kind of improved have fabulous protection kinetic energy and the high electric teapot seat of security performance.

Electric teapot seat of the present utility model, one group of two gauge tap that presses is set in its dish seat, this gauge tap is by the depression bar by press button of having of top two sides, being equipped with two push switches that are connected with control circuit in bottom center portion constitutes, wherein, two push switches are by the positive power source terminal (live wire) and negative power end (ground wire) conducting that connect and control power circuit respectively, and this depression bar thereunder both sides is provided with spring, can be with depression bar toward putting on the shelf from push switch, and make on it two to stretch out depressed part respectively, and split dual-side at depressed part by press button.

The advantage of the utility model electric teapot seat is; when desire is started electric teapot seat of the present utility model; must press down simultaneously split two limits by press button down; the side makes depression bar the while balance press down startup two press buttones; make control circuit constitute conducting; and can avoid causing danger because of human negligence false touch switch, and have good safe defencive function.

Fig. 1 is an exploded perspective view of the present utility model;

Fig. 2 is a combination section of the present utility model;

Fig. 3 is that schematic diagram is implemented in the operation of one of the utility model;

Fig. 4 is that schematic diagram is implemented in two operations of the utility model;

Fig. 5 is conventional electric teapot seat generalized section.

Below in conjunction with accompanying drawing improvement electric teapot seat of the present utility model is elaborated.

As depicted in figs. 1 and 2, main feature of the present utility model is: be provided with one group of two gauge tap 115 that presses in the dish seat 11, this pair presses gauge tap 115 by a depression bar 1151 and two push switches 1153,1154 institutes are in conjunction with constituting, wherein, this two push switch 1153,1154 settings are fixed in the housing 1156, and be connected with control circuit 112, can control the conducting of positive power source terminal (live wire) Yu the negative electricity power end (ground wire) of power supply respectively, the biside plate front end of above-mentioned housing 1156 respectively has a relative shrinkage pool 1157, the degree of depth of this two shrinkage pool 1157 is higher than two push switches, 1153,1154 itself and be lower than its button; 1151 of depression bars are across in the two above-mentioned excessively shrinkage pools 1157, its both sides, below are supported by spring 1155, depression bar 1151 up can be erected at ordinary times and left two push switches 1153,1154, and make two on it stretch out depressed part 111 respectively, and periphery two inner side edges of the depressed part 111 that is placed in by press button 1152.

According to said structure, as shown in Figure 3, when the power switch of electric teapot is opened, and when being placed on kettle 12 in the depressed part 111 that coils seat, kettle 12 will be by the weight of itself, press down simultaneously each count contact point 113 and split depressed part 111 both sides two press gauge tap 115 two by press button 1152; At this moment, the electric conductivity that kettle 12 will have by itself and make the circuit that each contact point 113 connected constitute the loop conducting, and borrow its weight to make above-mentioned two down to be pushed simultaneously by press button 1152, press down startup two push switches 1153,1154 and make depression bar 1151 get following weighing apparatus, make the 112 complete conductings of The whole control circuit, and the liquid in the teapot is heated.

Finish using or desire liquid make-up when the electric teapot seat and enter in the kettle, and teapot (temporarily) is lifted from the depressed part 111 of dish seat 11, at this moment, as forgotten the power switch of electric teapot seat is closed, will be because of contact point 113 press two of gauge tap 115 depressed part 111 both sides two and lose the set down weight of teapot by press button 1152 with splitting, and make control circuit 112 present the not on-state of open circuit outage.

As shown in Figure 4, two two of gauge taps 115 that press split peripheral both sides at depressed part 111 by press button 1152, not only its distance that position is set is wide, child can't can be grasped on the other hand, and because of above-mentioned two gauge taps 115 that press are the seesaw type design, and make its depression bar 1151 below centre be provided with two and control the live wire of power supply and the push switch 1152 of ground conductive respectively, 1154, and be provided with spring 1155 in depression bar 1151 side both sides, and can be by this spring body 1155 with its past putting on the shelf from two push switches 1153,1154, when child down push accidentally an end on two depression bars 1151 that press gauge tap 115 by press button 1152, and the spring 1155 that makes this bottom portion is when being contraction-like downwards, at this moment, the other end of depression bar 1151 will remain on the upper surface because of it is subjected to the support of spring 1155, it is skewed that 1151 shrinkage pool 1157 root edges with these stressed side body 1156 biside plates of depression bar are that fulcrum is, make two push switches 1153 that are in depression bar 1151 belows, 1154 still remain on former not on-state, and make the circuit of whole system also remain on the safe condition that opens circuit.

In addition, by the above-mentioned shrinkage pool 1157 sagging degree of depth (root edge) that are provided with housing 1156 its biside plates of two push switches 1153,1154, two push switches, 1153,1154 its button projecting heights that suitably are equipped with, the controlled bar 1151 of neutralizing is subjected to monolateral pushing when downward, the one end has been lifted up and has been the inclination situation, and is unlikely to press two push switches 1153,1154.

The above only is a best enforcement situation of the present utility model, but feature of the present utility model and deficiency are limited to this.The ripe refining in this area technical staff at the present technique territory, is easy to carry out equivalent transformation, but still within the utility model protection domain.

Claims (2)

1, a kind of improved electric teapot seat, the periphery that is included in dish seat (11) is provided with power switch and indicator lamp, the upper surface of dish seat (11) is provided with one can be for the depressed part (111) of placing teapot, and the several contact points (113) that in described dish seat, are provided with control circuit (112) and are connected, and make described several contact point (113) stretch out depressed part (111) with control circuit (112); It is characterized in that: in dish seat (11), be provided with one group of two gauge tap (115) that presses, described two press gauge tap (115) by one up two sides have a depression bar (1151) by press button (1152), central portion thereunder is equipped with two of being connected with control circuit (112) and connects compress switch (1153), (1154) institute is in conjunction with constituting, wherein, two push switches connect and control the conducting of positive power source terminal live wire and negative power end ground wire respectively, and described depression bar (1151) is provided with spring (1155) in both sides down at it, can be by described two springs (1155) toward putting on the shelf from two push switches (1153), (1154), and make described two to stretch out depressed part (111) respectively, and split periphery two inner side edges at depressed part (111) by press button (1152).

2, electric teapot seat according to claim 1, it is characterized in that: two push switches (1153), (1154) setting is fixed in the housing (1156), the biside plate front end of described housing (1156) respectively has a relative shrinkage pool (1157), and the degree of depth of described two shrinkage pools (1157) is higher than two push switches (1153), (1154) itself and be lower than it by press button (1152), make the depression bar (1151) can be across crossing described two shrinkage pools (1157), and the both sides, below of described depression bar (1151) are supported by spring (1155), but and frame leaves two push switches (1153), (1154) press press button (1152).

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