CN2382100Y

CN2382100Y - Improved structure of buzzer

Info

Publication number: CN2382100Y
Application number: CN 99217127
Authority: CN
Inventors: 高玟娟
Original assignee: Individual
Current assignee: Individual
Priority date: 1999-07-22
Filing date: 1999-07-22
Publication date: 2000-06-07
Anticipated expiration: 2009-07-22

Abstract

An improved structure of buzzer, mainly comprising a shell, a vibration buzzer and a circuit board, is characterized in that: the circuit board is provided with three elastic conductive members separately and extending downward at appropriate positions of the buzzer starting circuit, the periphery of the circuit board is provided with two or more symmetrical positioning channels, and the inner wall of the accommodating slot of the housing is provided with two or more limiting convex strips corresponding to the positioning channels of the circuit board, so that when the circuit board is inserted into the accommodating slot of the housing by the cooperation of the positioning channels and the limiting convex strips of the accommodating slot, the bottom ends of the three elastic conductive members can be further pressed against the top of the corresponding conductive area on the top surface of the vibration buzzer in the containing slot, so as to effectively conduct electricity to the vibration buzzer to generate a buzzer.

Description

The improvement structure of hummer

The utility model relates to a kind of improvement structure of hummer, particularly relates to a kind of structure and all very easy hummer of processing procedure, and is a kind of hummer improvement constructor who produces splendid buzzing effect.

By at present common hummer structure is just as Figure 1 and Figure 2, that is this common hummer, be to be the appropriate position that earlier an end of three tool suitable length enameled wires 1 is connected on circuit board 2 respectively, then, the other end with this three enameled wire 1 is welded on

conduction region

4,5 and 6 places that a vibration piezo 3 end faces set three separate mutually respectively again, at last, should successively insert in the housing 7 through vibration piezo 3 and this circuit board 2 that three enameled wires 1 link into an integrated entity again, the hummer that can form a tool appropriate structuring, promptly as shown in Figure 2.When importing suitable electric current via set conducting terminal 8 places, these circuit board 2 tops, this hummer can send suitable buzzer person because of this vibrating function that vibrates piezo 3.

No doubt, this kind mat welding enameled wire is so that this circuit board 2 has been used one very long period with the hummer structure that this vibration piezo 3 connects to one, but therefore plant respectively weld job is carried out at the two ends of three enameled wires processing procedure except meeting forms the phenomenon of manpower waste, it also can badly influence the production efficiency of this hummer.In addition, because of centre place on this vibration piezo 3 is pasted with a ultra-thin ceramic sheet 9, and the end face of this ultra-thin ceramic sheet 9 also is formed with wherein two

fixing conduction regions

4 and 5 of enameled wires welding of confession respectively, so when weld job, improper touching if take place to this ultra-thin ceramic sheet 9 in welding gun, or be the welding gun temperature that contacts with this ultra-thin ceramic sheet 9 when too high, then this ultra-thin ceramic sheet 9 is maybe with the situation of breaking, and then has influence on the buzzing effect of this hummer finished product.In addition; because this kind hummer commonly used is after assembling is finished, regular meeting causes the improper situation of touching this vibration piezo 3 of this bending enameled wire, promptly as shown in Figure 2; and this kind situation promptly can have influence on the vibrating effect of this vibration piezo 3 greatly, and then the buzzing effect of hummer is had a greatly reduced quality.So this kind hummer commonly used is often denounced by the user on reality is used.

In view of this, the inventor is an experience of being engaged in hummer design and exploitation manufacturing with it for many years, the active research improvement, thus grind the improvement structure of creating a kind of hummer.

The purpose of this utility model, be to provide a kind of improvement structure of hummer, this structure make hummer have easy to assembly, improve prouctiveness and guarantee the characteristics of buzzing effect.

A kind of improvement structure of hummer, constitute by housing, vibration piezo and circuit board, this housing is except having a circular capacity groove, its bottom and be provided with the suitable diameter of a tool among entreat sender, this bottom inside and be provided with and upwards suitably protrude out and the support collar concentric in addition with central sender; This vibration piezo is made of a diameter suitable with the capacity groove approximately foil and the about ultra-thin ceramic sheet suitable with this support collar of a diameter, this ultra-thin ceramic sheet is furnished with one deck conductive metal layer except coated on bottom side, make for this ultra-thin ceramic sheet be attached to this foil in the mode that can conduct electricity mutually on the centre position to form outside this vibration piezo, the end face of this ultra-thin ceramic sheet is except suitably being linked to the binding camber line place between these circumference two specified points in its circumference and in addition, then be equipped with one deck conductive metal layer on the surface at other position, make this vibration piezo end face set circumference of this ultra-thin ceramic sheet of mat and link camber line respectively to form three conduction regions that are spaced from each other; This foil bottom that is pasted with the ultra-thin ceramic sheet then further is attached on the set support collar of this housing bottom by level; This circuit board, except external diameter roughly with the set capacity groove of this housing within the footpath quite, bottom is then ad hoc that a hummer start-up circuit arranged for it, this circuit board top then is arranged with two conducting terminals that extend upward in addition, it is characterized in that: this circuit board is spaced from each other and downwards suitably the elastic conduction spare of extension except the appropriate position of set hummer start-up circuit is installed with three respectively, in addition the periphery of this circuit board and be provided with two formulas more than two to being referred to as the locating slot road, and within the set capacity groove of this housing on the wall and be provided with more than two or two with the corresponding spacing raised line of the set location of this circuit board conduit, when making its set location conduit of this circuit board mat be inserted in the set storage tank of this housing with set spacing cooperating of raised line of this storage tank, can further make these three elastic conduction spare bottoms be pressed against the set place, corresponding conduction region top of this vibration piezo end face respectively, and then reach effectively this vibration piezo is conducted electricity effect with the generation buzzer.

The utlity model has following advantage:

(1) the vibration piezo that can directly a top be pasted with the ultra-thin ceramic sheet is inserted an enclosure interior in advance, then, the circuit board that again appropriate position, a bottom is provided with three elastic conduction spares is inserted in this housing, and these three elastic conduction spare bottoms are pressed against on the set corresponding conduction region of this vibration piezo respectively, must make the effect that is connected to this vibration piezo place by mat welding enameled wire to exempt this circuit board, and then reach easy to assembly and can effectively increase the effect of production capacity;

(2) mat work must not contact the processing procedure of the set ultra-thin ceramic sheet of this vibration piezo with welding gun, gives birth to the phenomenon of breaking to avoid this ultra-thin ceramic sheet because of extraneous factor, and then reaches and guarantee that hummer provides the effect of buzzing effect;

(3) this elastic conduction spare bottom of mat work directly is pressed against the structure of this vibration piezo end face, reducing other the unnecessary contact conditions with this vibration piezo end face, and then reaches and guarantees that this vibration piezo produces the effect of vibrating buzzing.

The utlity model has following accompanying drawing:

Fig. 1: the D structure exploded view of hummer commonly used

Fig. 2: the planar configuration synoptic diagram after the hummer combination commonly used

Fig. 3: the structurally improved D structure exploded view of hummer described in the utility model

Fig. 3 A: the structural map when circuit board shown in Fig. 3 is spent with vertical diameter Rotate 180

Fig. 4: the D structure figure of the utility model hummer before assembling

Fig. 5: the organigram of the utility model hummer assembling back

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

See also Fig. 3 to shown in Figure 5, hummer improvement structure disclosed in the utility model, mainly constituted by housing 10, vibration piezo 20 and circuit board 30, this housing 10 wherein, except having a circular storage tank 11, its bottom 12 also is provided with centre sender 13 among the suitable size of a tool, in addition should 12 inboards, bottom and be provided with one and upwards suitably protrude out and the support collar 14 concentric with this central authorities' sender 13.

And should vibration piezo 20, the ultra-thin ceramic sheet 22 suitable with this support collar 14 approximately by approximately suitable with this storage tank 11 foil 21 of a diameter and a diameter constituted.This ultra-thin ceramic sheet 22 is furnished with one deck conductive metal layer except coated on bottom side, make for this ultra-thin ceramic sheet 22 be attached to this foil 21 in the mode that can conduct electricity mutually on the centre position to form outside this vibration piezo 20, the end face of this ultra-thin ceramic sheet 22 is except suitably being linked to 23 liang of specified points 24 of this circumference in its circumference 23 and one in addition, outside 25 binding camber line 26 places, then be equipped with one deck conductive metal layer on the surface at other position, make these vibration piezo 20 end faces set circumference 23 of this ultra-thin ceramic sheet of mat 22 and link camber line 26 respectively to form three conduction regions that are spaced from each other 27,28 and 29; These foil 21 bottoms that are pasted with ultra-thin ceramic sheet 22 then further are attached on the set support collar 14 in this housing 10 bottoms 12 by level.

As for this circuit board 30, except external diameter roughly with these housing 10 set storage tanks 11 within the footpath quite, its bottom then be the ad hoc hummer start-up circuit (not shown) that has; This circuit board 30 is except the top is arranged with two conducting terminals that extend upward 31 in addition, the appropriate position of this set hummer start-up circuit in circuit board 30 bottoms also is installed with three respectively and is spaced from each other and the elastic conduction spare 32,33 and 34 of extension downwards suitably, and the periphery of this circuit board 30 and be provided with more than two or two to being referred to as locating slot road 35.Among Fig. 3 A, because this circuit board 30 is the rollover states that is 180 degree, so these three elastic conduction spares 32,33 and 34 are to be the structure that the end makes progress.

In addition, within these housing 10 set storage tanks 11 on the wall and be provided with more than two or two with the corresponding spacing raised line 15 of this circuit board 30 set location conduits 35, but make its set location conduit 35 of these circuit board 30 mats be inserted in the set storage tank 11 of this housing 10 reposefully with cooperating of these storage tank 11 set spacing raised lines 15, and then make this three elastic conduction spares 32,33 and 34 end is pressed against the set corresponding conduction region 27 of these vibration piezo 20 end faces respectively, conduct electricity to produce the effect of buzzer to this vibration piezo 20 thereby reach effectively at place, 28 and 29 tops.

Owing to but the set housing 10 of hummer of the present utility model is the set spacing raised line 15 of its storage tank 11 sidewalls of mat and the function that reaches strong fix that cooperates of these circuit board 30 set location conduits 35, so no matter the utility model is should vibrate piezo 20 earlier to insert in this housing 10, or be, be inserted in this circuit board 30 in this housing 10 at last and make its set elastic conduction spare 32,33 and 34 press respectively and touch at this vibration piezo 20 specific corresponding conduction regions 27, operation on 28 and 29 all can be finished it with mechanical work, so the utility model is the prouctiveness that can promote hummer greatly.

Just because the hummer of the utility model need be with welding gun not contact the set ultra-thin ceramic sheet 22 of this vibration piezo 20 in its processing procedure yet, so it is to avoid this ultra-thin ceramic sheet 22 to take place to give birth to the phenomenon of breaking because of extraneous factor, and then reaches and guarantee that this hummer provides the effect of buzzing effect.

In addition, also just, the hummer of the utility model makes on the end face that is pressed against this vibration piezo 20 because being the bottom of the set elastic conduction spare 32,33 in these circuit board 30 bottoms of direct mat and 34, so it is to reduce unnecessary contacts any and these vibration piezo 20 end faces, so reach guarantee this vibration piezo 20 produce the vibration buzzing effect.

For the surface that makes this ultra-thin ceramic sheet 22 has preferable conducting function, the material of its surperficial set conductive metal layer then is to be best with silver.

In addition, but the elastic conduction spare 32,33 and 34 of being located at this circuit board 30 by being that the small spring person who makes with conducting metal is the best.

In sum, because the hummer of the utility model is to be that the set elastic conduction spare in direct mat circuit board bottom makes and is pressed against on this vibration piezo, so it is to exempt the trouble that must weld enameled wire separately fully, thereby improve the prouctiveness of hummer greatly; In addition, with regard to because do not need to carry out weld job, so set ultra-thin ceramic sheet is the improper fracture phenomena that causes the buzzing effect that makes a difference that can avoid because of weld job on this vibration piezo yet; And be pressed against structure on this vibration piezo with elastic conduction spare, also can improve former enameled wire and cause the shortcoming that influences the buzzing effect because of improper being pressed against on the vibration piezo.So the disclosed hummer of the utility model is except having practical value deeply, its novelty and creativeness also are highly significant, that is to say the real important document requirement that meets utility model patent fully of the utility model.

Claims

1. the improvement of a hummer is constructed, constitute by housing (10), vibration piezo (20) and circuit board (30), this housing (10), except having a circular storage tank (11), its bottom (12) and be provided with the suitable diameter of a tool among entreat sender (13), inboard, this bottom (12) and be provided with and upwards suitably protrude out and the support collar (14) concentric in addition with this central authorities' sender (13); This vibrates piezo (20), foil (21) and a diameter about with this support collar (14) the suitable ultra-thin ceramic sheet (22) suitable with this storage tank (11) approximately by a diameter are constituted, this ultra-thin ceramic sheet (22) is furnished with one deck conductive metal layer except coated on bottom side, make for this ultra-thin ceramic sheet (22) be attached to this foil (21) in the mode that can conduct electricity mutually on the centre position to form outside this vibration piezo (20), the end face of this ultra-thin ceramic sheet (22) is except suitably being linked to this circumference (23) two specified points (24 in its circumference (23) and in addition, 25) outside the binding camber line (26) between is located, the surface at other position then is equipped with one deck conductive metal layer, makes this vibration piezo (20) end face can distinguish the set circumference (23) of this ultra-thin ceramic sheet (22) of mat and links camber line (26) to form three conduction regions that are spaced from each other (27,28,29); This foil (21) bottom that is pasted with ultra-thin ceramic sheet (22) then further is attached on the set support collar (14) in this housing (10) bottom (12) by level; This circuit board (30), except external diameter roughly with the set storage tank of this housing (10) (11) within the footpath quite, bottom is then ad hoc that a hummer start-up circuit arranged for it, this circuit board (30) top then is arranged with two conducting terminals that extend upward (31) in addition, it is characterized in that: this circuit board (30) is spaced from each other and the suitable elastic conduction spare (32 of extension downwards except the appropriate position of set hummer start-up circuit is installed with three respectively, 33,34) outside, in addition the periphery of this circuit board (30) and be provided with more than two or two to being referred to as locating slot road (35), and within the set storage tank of this housing (10) (11) on the wall and be provided with the spacing raised line (15) corresponding more than two or two with this circuit board (30) set location conduit (35), when making its set location conduit (35) of this circuit board (30) mat be inserted in the set storage tank of this housing (10) (11) with cooperating of the set spacing raised line of this storage tank (11) (15), can further make this three elastic conduction spares (32,33,34) bottom is pressed against the set corresponding conduction region (27 of this vibration piezo (20) end face respectively, 28,29) top place, and then reach effectively this vibration piezo (20) is conducted electricity effect with the generation buzzer.

2. the improvement of hummer as claimed in claim 1 structure is characterized in that the material system of the surperficial set conductive metal layer of this ultra-thin ceramic sheet (22) is best with silver.

3. the improvement of hummer as claimed in claim 1 structure, it is characterized in that this elastic conduction spare (32,33,34) but be that the small spring person who makes with conducting metal is the best.