CN2833929Y

CN2833929Y - Cell terminals and instantaneous power breakdown prevention structure

Info

Publication number: CN2833929Y
Application number: CN 200520109017
Authority: CN
Inventors: 陈家仁
Original assignee: YINGSHUO TECH Co Ltd
Current assignee: YINGSHUO TECH Co Ltd
Priority date: 2005-06-08
Filing date: 2005-06-08
Publication date: 2006-11-01
Anticipated expiration: 2015-06-08

Abstract

The utility model relates to a cell connection terminal and instantaneous power breakdown prevention structure. The utility model is composed of a top needle, a spring, a sleeve tube and a back plug, wherein the bottom part of the top needle extends outwards and the bottom part is provided with a groove which is used for inlay for the spring. The top needle is inserted from the bottom part of the sleeve tube, a groove is arranged in the back plug and the back plug is combined at the bottom part of the sleeve tube. The connection terminal which is formed by the three-piece type, quite precision degree can be reached in manufacture and surface treatment of electroplating, conduction stability can be increased and instantaneous power breakdown can not be caused.

Description

Battery links terminal and anti-instant cut-off structure

Technical field

The relevant a kind of conductive stability that has of the utility model, the unlikely battery connecting end minor structure that causes instant cut-off is suitable for being applied in mobile phone, MP3, PDA, digital camera camera, the battery chamber of portable electron device or similar structures with oneself especially.

Background technology

Because the prosperity of science and technology, the modern on one's body mobile phone is equipped with substantially, PDA or digital camera etc., and those electronic products all are the electric power that needs battery, could be operated, binding terminal in the general common battery chamber, as shown in Figure 1, by a thimble A, one spring B and one has the sleeve C of bottom and forms, earlier spring B is inserted in the cylindrical shell of sleeve C, again with thimble A by having the bottom A1 that extends out, put into sleeve C and place spring B top, the top with sleeve C becomes skewed riveted mouth C1 by the riveted riveting by machine again, the unlikely opening by the sleeve C top of thimble A and spring B is deviate from, reached the transmission of electric power by this.

But above-mentioned binding terminal is two formulas to be formed, quite little because of being used for the electronic product size, the assembly of making needs to handle through plate surface earlier, this sleeve dimensions is very little, its inner bottom surface can't be by the complete coating of electroplate liquid, this point can influence electric power transfer, moreover, the open-topped riveted processing of sleeve, can influence the precision of this binding terminal, and causing having some setbacks that thimble slides, the related contact-making surface that influences thimble and sleeve further increases its resistance hole, and easily cause instant cut-off, because spring by compression the time, spring and sleeve lining face have a plurality of contact-making surfaces, easy scratch sleeve lining again, simultaneously certain space must be arranged, therefore sleeve must have certain-length ammunition feed spring to put, and therefore can't reduce the sleeve volume, is to be its major defect.

The utility model content

Because the shortcoming of said structure, can propose that a kind of establishment of component is accurate, following process is simple and easy the utility model phase, and have high stability, can not cause the battery connecting end minor structure of instant cut-off.

The utility model main purpose is providing a kind of high stability, can not cause the battery connecting end minor structure of instant cut-off.

The utility model secondary objective is providing a kind of ease of assembly and assembling process the unlikely battery connecting end minor structure that influences each assembly precision.

Another purpose of the utility model is providing the battery connecting end that a kind of contact area is big, impedance is little minor structure.

The utility model purpose is again providing a kind of cell connection terminal structure of reducing the sleeve volume.

For reaching above-mentioned purpose, the utility model mainly is made up of a thimble, a spring, a sleeve and a back plug, wherein the bottom of this thimble is to extending out out, the bottom surface of this expanding part is made as the inclined plane, the footpath degree of this spring by two ends to central convergent, this sleeve has been made as tube, the lean-in folding of this top peristoma, and a tube end outer rim is provided with confession in conjunction with portion of class and holding section, this back plug has a chassis, the central projection of trying to get to the heart of a matter is established the teat of an engage sleeves barrel dliameter degree, establishes groove in this teat, and this groove walls is provided with the holding section; At first thimble and spring are inserted by the cover tube bottom, again the back plug is incorporated into the cover tube bottom; The binding terminal that the mat three-member type is formed is no matter making or when plate surface is handled, all can reach quite high accuracy, and can reach the stability of conduction, the unlikely instant cut-off that causes.

The beneficial effects of the utility model are: sleeve is divided into cylindrical shell and back plug, can be by the direct car system of lathe, and the precision of effective controlling dimension, and make the also convenient follow-up electroplating processes of assembly; The nozzle of sleeve is made as reducing when making, effectively improve the prior art structure, overcomes that its sleeve is gone riveted after in conjunction with thimble again and the shortcoming of destroying the connecting end minor structure; The bottom surface of thimble is made as the inclined plane, makes when thimble is stressed to press down, and can produce a cross component force, and thimble is contacted with sleeve, reaches the effect of conduction; Spring is made as two ends to central convergent, so the contact point of spring and barrel is less, only two ends up and down, so spring can the abrasion barrel, moreover during the spring pressurized, because its footpath degree difference, so the thickness attenuation of length of spring compressed, and can reduce the height of sleeve, and the groove of back plug is made as taper, also the space of taking in spring can be provided, further small product size can be reduced.

Description of drawings

Fig. 1 links the terminal stereo appearance figure in the prior art;

Fig. 2 is the stereo appearance figure of the utility model embodiment;

Fig. 3 is the assembly exploded view of the utility model embodiment;

Fig. 4 is the combination dissected figure of the utility model embodiment;

Fig. 5 is the stressed component schematic diagram that presses down of the utility model thimble;

Fig. 6 is the use schematic diagram of the utility model embodiment;

Fig. 7 is the application schematic diagram of the utility model embodiment.

The primary clustering symbol description:

Thimble A bottom A1

The spring B sleeve C

Riveted mouth C1 thimble 10

Expanding part 11 inclined planes 12

Spring 20 sleeves 30

Reducing 31 portions of class 32

Holding section 33 back plugs 40

Chassis 41 teats 42

Groove 43 holding sections 44

Battery 50 capacitors 60

Embodiment

For above-mentioned and other purpose, feature and advantage of the present utility model can be become apparent, cited below particularlyly go out preferred embodiment, and conjunction with figs., be described in detail below.

Existing cell connection terminal structure shown in Figure 1, its constituent components and shortcoming thereof as previously mentioned, so repeat no more in this.

Please referring to Fig. 3, the utility model is made of a thimble 10, a spring 20, a

sleeve

30 and 40 of back plugs, and this thimble 10 is provided with two sections footpath degree, and its bottom is made as expanding part 11, and the bottom surface of this expanding part 11 is made as inclined plane 12.

This spring 20, its footpath degree is made as two ends to central convergent.

This sleeve 30 has been made as tube, and this top mouthful becomes a reducing 31 by the lathe car, and by this improving its precision, and the outer rim at the tube end is provided with portion of class 32 and holding section 33.

This back plug 40 is provided with a

chassis

41,41 central authorities are provided with the teat 42 of a cooperation sleeve 30 footpath degree in the chassis, be provided with a groove 43 in this teat 42, taper is formed on the bottom of this groove 43, and the holding section 33 of groove 43 internal face diameter dimensions and sleeve 30 is tight riveted design.

During combination, earlier the bottom of thimble 10 by sleeve 30 penetrated, make the expanding part 11 of thimble 10 can fasten reducing 31 in sleeve 30, make that thimble 10 is unlikely to be deviate from, and spring 20 put into place thimble 10 rears, portion of class 32 that again will back plug 40 teats 42 alignment sleeve 30, and the two

holding section

33,44 of mat engages mutually, to finish assembling, as shown in Figure 2.

Because thimble 10, sleeve 30, back plug 40 are car system and plating respectively, so its accuracy is quite accurate, and sleeve 30 was filled in 40 o'clock in conjunction with the back, these sleeve 30 internal faces can keep smooth internal face, please join Fig. 4, when thimble 10 is stressed when spring 20 is inwardly pressed, because the space of the groove 43 of thimble 10 inclined planes 12 and back plug 40 bottom tapers, can take in spring 20 by compression, so can reduce the volume of sleeve 30.

Moreover, during this thimble 10 expanding parts 11 bottom surfaces set inclined plane 12 stressed pressing down, because this inclined plane 12 is downwards the time, the level that produces is to component, as shown in Figure 5, so thimble 10 is effectively contacted with sleeve 30, when thimble 10 with after battery 50 contacts, the expanding part 11 of mat thimble 10 and contacting of sleeve 30 can be effectively conduct to product circuit with the electric power of battery, as shown in Figure 6.

Moreover, please join Fig. 7, be example with the joint seat that uses 5 the utility model terminals to make one, it is one positive one negative that the two-terminal of wherein being located at two sides is made as, intermediate terminal is as transducer, and be provided with a capacitor 60 in positive and negative two-terminal, when terminal base is connected with battery 50, these capacitor 60 synchronous charging, once this electronic building brick (for example mobile phone) when being subjected to external impacts (as drop or collided), suppose to link the inside retraction of coherence power that battery 50 a certain terminals (negative or positive electrode) are fallen and form and open circuit, this moment, this capacitor 60 discharge in real time came supplementary circuitry electric power, and this electronic system electric power is provided.

As from the foregoing, have following practical advantage with the utility model structure:

1, sleeve is divided into cylindrical shell and back plug, can be by the direct car system of lathe, the precision of effective controlling dimension, and make the also convenient follow-up electroplating processes of assembly.

2, the nozzle of sleeve is made as reducing when making, and effectively improves the prior art structural sleeve and goes riveted after in conjunction with thimble again, and destroy the connecting end minor structure.

3, the bottom surface of thimble is made as the inclined plane, makes when thimble is stressed to press down, and can produce a cross component force, and thimble is contacted with sleeve, reaches the effect of conduction.

4, spring is made as two ends to central convergent, so the contact point of spring and barrel is less, only two ends up and down, so spring more can the abrasion barrel, moreover during the spring pressurized, because its footpath degree difference, so the thickness attenuation of length of spring compressed, and can reduce the height of sleeve, and the groove of back plug is made as taper, also the space of taking in spring can be provided, further small product size can be reduced.

The above; it only is the preferable embodiment of the utility model; but protection range of the present utility model is not limited thereto; anyly be familiar with the people of this technology in the disclosed technical scope of the utility model; the variation that can expect easily or replacement all should be encompassed within the protection range of the present utility model.Therefore, protection range of the present utility model should be as the criterion with the protection range of claims.

Claims

1, a kind of battery links terminal and anti-instant cut-off structure, it is characterized in that comprising:

One thimble, the bottom is to extending out out, and the bottom surface of described expanding part is made as the inclined plane;

One spring, footpath degree by two ends to central convergent; Promptly two end diameters are bigger, and mid-diameter is less;

One sleeve has been made as tube, and described nozzle apical margin is to invagination, and with the formation reducing, and a tube end outer rim is provided with portion of class and holding section for combination; And

One back plug has a chassis, and the central projection of trying to get to the heart of a matter is established the teat of an engage sleeves barrel dliameter degree, establishes groove in the described teat, and described groove walls is provided with the holding section;

Thimble and spring are inserted by the bottom of sleeve, again the bottom that is incorporated into sleeve is filled in the back; The mat three-member type is formed and is linked terminal, no matter making or when plate surface is handled, all can reach quite high accuracy.

2, a kind of battery according to claim 1 links terminal and anti-instant cut-off structure, it is characterized in that, described back plug bottom portion of groove is made as taper.

3, a kind of battery according to claim 1 links terminal and anti-instant cut-off structure, it is characterized in that, with one, two or more link the joint seat that terminals are made, and is equiped with at least one capacitor between the positive pole of described joint seat and negative pole.