CN204695464U - A kind of doorbell - Google Patents

Abstract

The utility model provides a kind of doorbell, includes controller, power supply, sound-producing device, also includes magnetic switch and contact-making switch; Magnetic switch includes hollow housing, flat thin magnet, sheet metal, fixed bar, housing front wall local hollow out, sheet metal is fixed in the void region of housing front wall through fixed bar activity, housing rear local hollow out, flat thin magnet is fixed on the non-void region of housing rear, and flat thin magnet subregion is overlapping with the shade in metal sheet portions region; The region that sheet metal does not have shade overlapping with flat thin magnet is for pressing region, and the side of contact-making switch is connected and fixed in the void region of housing rear, and contact-making switch is overlapping with the shade pressing region; Contact-making switch via controller is also connected with power supply, sound-producing device respectively.A kind of doorbell that the utility model provides, its structure is simple, it is ingenious, easy to use to design, and excellent performance, its magnetic push buttons self-operating, saves electric power and parts manufacturing cost, with low cost, Environmental Safety.

Description

A kind of doorbell

Technical field

The utility model belongs to daily sample technical field, is specifically related to a kind of doorbell.

Background technology

Along with the raising day by day of people's living standard, the living environment of people is also improved day by day, and wherein, doorbell, as the articles for use of a kind of family indispensability, more and more walks close to huge numbers of families.As everyone knows, the Main Function of doorbell reminds owner that I have a visit from a guest, to make house-owner carry out necessary preparation meet guest.Therefore, as a kind of conventional indispensable articles for use, relatively simple structure, cheap cost, has become the direction that doorbell improves.But, the manufacturing structure of current doorbell is increasingly sophisticated, production cost improves day by day, in raising performance simultaneously, and be unfavorable for applying commercially, be therefore necessary to improve the structure of current doorbell, by finding structure preferably, to optimize doorbell structure, promotion doorbell is popularized and application for the family of general masses sieve further.And reality is when improving the structure of doorbell, need to grope its structure and operation logic thereof, highly the further Exploration & stu dy of the practitioner of this area.

Utility model content

The shortcoming of prior art in view of the above, the purpose of this utility model is to provide a kind of doorbell, lacks that structure is simple, with low cost, easy to use, the problem of the doorbell of Environmental Safety for solving in prior art.

For achieving the above object and other relevant objects, the utility model provides a kind of doorbell, includes controller, power supply, sound-producing device, also includes magnetic switch and contact-making switch; Described magnetic switch includes hollow housing, flat thin magnet, sheet metal, fixed bar, described housing front wall local hollow out, described sheet metal is fixed in the void region of described housing front wall through fixed bar activity, described housing rear local hollow out, described flat thin magnet is fixed on the non-void region of described housing rear, and described flat thin magnet subregion is overlapping with the shade in described metal sheet portions region; The region that described sheet metal does not have shade overlapping with described flat thin magnet is for pressing region, and the side of described contact-making switch is connected and fixed in the void region of described housing rear, and described contact-making switch is overlapping with the described shade pressing region; Described contact-making switch via controller is also connected with power supply, sound-producing device respectively.

Preferably, described power supply is battery.Described controller is conventional PLC.

The magnet used in described flat thin magnet is ndfeb magnet.

Preferably, be provided with motor and loudspeaker in described sound-producing device, the electric energy conversion that power supply provides by described motor is acoustic energy, and is played back by loudspeaker.

Preferably, described flat thin magnet is adhered fixed on the non-void region of described housing rear.The adherent fashion of described flat thin magnet be selected from VELCRO, glue, velcro etc. any one.

Preferably, described fixed bar is vertically fixed on the void region of described housing front wall and runs through the center of described sheet metal.

Preferably, the shape of described flat thin magnet and described sheet metal and equal and opposite in direction.The shape of described flat thin magnet and described sheet metal is preferably circular.

Described flat thin magnet subregion is overlapping with the shade in described metal sheet portions region to be referred to, be arranged in the described metal sheet portions region of the void region of described housing front wall, project the subregion of housing rear top shadow, with the subregion of the described flat thin magnet be positioned on described housing rear, there is overlap of occuring simultaneously.

Preferably, the region that described flat thin magnet is overlapping with described sheet metal shade is not more than 1/2 of described flat thin magnet Zone Full.In like manner, the shadow region that described sheet metal is overlapping with described flat thin magnet is not more than 1/2 of described sheet metal Zone Full.

Preferably, the vertical range between described flat thin magnet and described sheet metal is the 1/5-1/3 of described flat thin magnet or sheet metal diameter.

Preferably, the 1/4-1/2 that region accounts for the Zone Full area of described sheet metal is pressed described in.

Preferably, the vertical range pressing region and described contact-making switch described in is the 1/4-1/2 of described sheet metal diameter.

When pressing region downwards, the pressing region and can touch described contact-making switch of described sheet metal.

Described contact-making switch is overlapping with the described shade pressing region to be referred to, what be arranged in the described sheet metal of the void region of described housing front wall presses region, project the void region top shadow of housing rear, with the contact-making switch region be positioned on the void region of housing rear, there is overlap of occuring simultaneously.

Described flat thin magnet and described sheet metal interaction principle are: press downwards and sheet metal presses region, what can make sheet metal presses area touch to contact-making switch, thus makes sound-producing device ring by controller and power supply; Unclamp and sheet metal presses region, due to the magnetic fields between flat thin magnet and sheet metal, sheet metal can be made automatically to restore to the original state, the region of pressing on sheet metal no longer touches contact-making switch, disconnects and being connected with controller and power supply, sound-producing device stopping ring.

Preferably, described contact-making switch is connected with controller through wire, and described controller is also connected with power supply, sound-producing device respectively through wire.Described wire is the conventional electrified wire used.

As mentioned above, a kind of doorbell of the present utility model, has following beneficial effect:

(1) a kind of doorbell of providing of the utility model, utilizes the galvanomagnetic effect of sheet metal and flat thin magnet to design magnetic switch, and its structure is simple, it is ingenious to design, and without the need to excessive parts, doorbell just can be made to run.

(2) a kind of doorbell of providing of the utility model, its magnetic switch self-operating, saves electric power and parts manufacturing cost, with low cost, Environmental Safety.

(3) a kind of doorbell of providing of the utility model, easy to use, excellent performance, highly applies.

Accompanying drawing explanation

Fig. 1 is shown as magnetic push buttons and the switch one-piece construction schematic diagram of a kind of doorbell of the present utility model.

Fig. 2 is shown as the overall procedure schematic diagram of a kind of doorbell of the present utility model.

Reference numeral

1 magnetic switch

11 housings

12 flat thin magnets

13 sheet metals

131 press region

14 fixed bars

2 contact-making switches

3 controllers

4 power supplys

5 sound-producing devices

Embodiment

By particular specific embodiment, embodiment of the present utility model is described below, person skilled in the art scholar the content disclosed by this instructions can understand other advantages of the present utility model and effect easily.

Refer to Fig. 1 to Fig. 2.Notice, structure, ratio, size etc. that this instructions institute accompanying drawings illustrates, content all only in order to coordinate instructions to disclose, understand for person skilled in the art scholar and read, and be not used to limit the enforceable qualifications of the utility model, therefore the not technical essential meaning of tool, the adjustment of the modification of any structure, the change of proportionate relationship or size, do not affecting under effect that the utility model can produce and the object that can reach, still all should drop on technology contents that the utility model discloses and obtain in the scope that can contain.Simultaneously, quote in this instructions as " on ", D score, "left", "right", " centre " and " one " etc. term, also only for ease of understanding of describing, and be not used to limit the enforceable scope of the utility model, the change of its relativeness or adjustment, under changing technology contents without essence, when being also considered as the enforceable category of the utility model.

As shown in Figure 1-2, the utility model provides a kind of doorbell, includes controller 3, power supply 4, sound-producing device 5, also includes magnetic switch 1 and contact-making switch 2; Magnetic switch 1 includes hollow housing 11, flat thin magnet 12, sheet metal 13, fixed bar 14, housing 11 antetheca local hollow out, sheet metal 13 is fixed in the void region of housing 11 antetheca through fixed bar 14 activity, housing 11 rear wall local hollow out, flat thin magnet 12 is fixed on the non-void region of housing 11 rear wall, and flat thin magnet 12 subregion is overlapping with the shade of sheet metal 13 subregion; The region that sheet metal 13 does not have shade overlapping with flat thin magnet 12 is for pressing region 131, and the side of contact-making switch 2 is connected and fixed in the void region of housing 11 rear wall, and contact-making switch 2 is overlapping with the shade pressing region 131; Contact-making switch 2 via controller 3 is also connected with power supply 4, sound-producing device 5 respectively.

As shown in Figure 1, flat thin magnet 12 is adhered fixed on the non-void region of housing 11 rear wall, the adherent fashion of flat thin magnet 12 be selected from VELCRO, glue, velcro etc. any one.

As shown in Figure 1, fixed bar 14 is vertically fixed on the void region of housing 11 antetheca and runs through the center of sheet metal 13.

As shown in Figure 1, the shape of flat thin magnet 12 and sheet metal 13 and equal and opposite in direction.Flat thin magnet 12 is preferably circular with the shape of sheet metal 13.Flat thin magnet 12 region overlapping with sheet metal 13 shade is not more than 1/2 of flat thin magnet 12 Zone Full.In like manner, the shadow region that sheet metal 13 is overlapping with flat thin magnet 12 is not more than 1/2 of sheet metal 13 Zone Full.Vertical range between flat thin magnet 12 and sheet metal 13 is the 1/5-1/3 of flat thin magnet 12 or sheet metal 13 diameter.

As shown in Figure 1, the 1/4-1/2 that region 131 accounts for the Zone Full area of sheet metal 13 is pressed.The vertical range pressing region 131 and contact-making switch 2 is the 1/4-1/2 of sheet metal 13 diameter.When pressing region 131 downwards, the pressing region 131 and can touch contact-making switch 2 of sheet metal 13.

As shown in Figure 2, described contact-making switch 2 is connected with controller 3 through wire, and described controller 3 is also connected with power supply 4, sound-producing device 5 respectively through wire.

By the following examples a kind of doorbell of the present utility model is set forth.

After user obtains a kind of doorbell as shown in Figure 1-2, press downwards as user and the sheet metal 13 in magnetic switch 1 presses region 131, the region 13 of pressing on sheet metal 13 is made to touch contact-making switch 2 downwards, because contact-making switch 2 is connected with controller 3, and controller 3 also connects power supply 4 and sound-producing device 5 respectively, thus make loudspeaker ring generator gate the tinkle of bells in sound-producing device 5, I have a visit from a guest to inform house-owner.User unclamps and sheet metal 13 presses region 131, due to the magnetic fields between the flat thin magnet 12 on magnetic push buttons 1 and sheet metal 13, without the need to using other parts any, sheet metal 13 restores to the original state automatically, region 131 of pressing on sheet metal 13 no longer touches contact-making switch 2, namely disconnects the contact with contact-making switch 2, disconnects the connection with controller 3, power supply 4, sound-producing device 5 further, thus making loudspeaker in sound-producing device 5 stop ring, doorbell sound stops.When reusing, repeat above-mentioned steps.

In sum, a kind of doorbell that the utility model provides, its structure is simple, it is ingenious, easy to use to design, and excellent performance, its magnetic push buttons self-operating, saves electric power and parts manufacturing cost, and with low cost, Environmental Safety, highly applies.So the utility model effectively overcomes various shortcoming of the prior art and tool high industrial utilization.

Above-described embodiment is illustrative principle of the present utility model and effect thereof only, but not for limiting the utility model.Any person skilled in the art scholar all without prejudice under spirit of the present utility model and category, can modify above-described embodiment or changes.Therefore, such as have in art and usually know that the knowledgeable modifies or changes not departing from all equivalences completed under the spirit and technological thought that the utility model discloses, must be contained by claim of the present utility model.

Claims (7)

1. a doorbell, includes controller (3), power supply (4), sound-producing device (5), it is characterized in that, also includes magnetic switch (1) and contact-making switch (2), described magnetic switch (1) includes hollow housing (11), flat thin magnet (12), sheet metal (13), fixed bar (14), described housing (11) antetheca local hollow out, described sheet metal (13) is fixed in the void region of described housing (11) antetheca through fixed bar (14) activity, described housing (11) rear wall local hollow out, described flat thin magnet (12) is fixed on the non-void region of described housing (11) rear wall, described flat thin magnet (12) subregion is overlapping with the shade of described sheet metal (13) subregion, the upper region not having shade overlapping with described flat thin magnet (12) of described sheet metal (13) is for pressing region (131), the side of described contact-making switch (2) is connected and fixed in the void region of described housing (11) rear wall, and described contact-making switch (2) is overlapping with the described shade pressing region (131), described contact-making switch (2) via controller (3) is also connected with power supply (4), sound-producing device (5) respectively.

2. a kind of doorbell according to claim 1, is characterized in that, described fixed bar (14) is vertically fixed on the void region of described housing (11) antetheca and runs through the center of described sheet metal (13).

3. a kind of doorbell according to claim 1, is characterized in that, the shape of described flat thin magnet (12) and described sheet metal (13) and equal and opposite in direction.

4. a kind of doorbell according to claim 1, is characterized in that, described flat thin magnet (12) region overlapping with described sheet metal (13) shade is not more than 1/2 of described flat thin magnet (12) Zone Full.

5. a kind of doorbell according to claim 1, it is characterized in that, the vertical range between described flat thin magnet (12) and described sheet metal (13) is the 1/5-1/3 of described flat thin magnet (12) or sheet metal (13) diameter.

6. a kind of doorbell according to claim 1, is characterized in that, described in press the 1/4-1/2 that region (131) accounts for the Zone Full area of described sheet metal (13).

7. a kind of doorbell according to claim 1, is characterized in that, described in press region (131) and described contact-making switch (2) vertical range be the 1/4-1/2 of described sheet metal (13) diameter.