CN203277730U - Electric connector and jack contact element of rotating hyperboloid busbar group close-wound wire spring structure - Google Patents
Electric connector and jack contact element of rotating hyperboloid busbar group close-wound wire spring structure Download PDFInfo
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- CN203277730U CN203277730U CN 201320122841 CN201320122841U CN203277730U CN 203277730 U CN203277730 U CN 203277730U CN 201320122841 CN201320122841 CN 201320122841 CN 201320122841 U CN201320122841 U CN 201320122841U CN 203277730 U CN203277730 U CN 203277730U
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Abstract
The utility model relates to an electric connector and a jack contact element of a rotating hyperboloid busbar group close-wound wire spring structure. The jack contact element comprises a wire spring ring and a rotating hyperboloid close-wound wire spring busbar group formed through rotating a group of straight busbars made of elastic metal wires left or right with equal obliquity around a central shaft of the wire spring ring, wherein two ends of each straight busbar are hooked to openings at two axial ends of the wire spring ring respectively. When a pin is inserted in the jack contact element, the inner side of the rotating hyperboloid close-wound wire spring busbar group is coated on the surface of the pin to form conductive contact. The jack contact element provided by the utility model can substantially increase the electrical contact area between the jack and the pin, and greatly reduce the transient interruption probability and the transient interruption time; large current and high power transmission can be realized; the spiral angle is controlled, and reliable connection and smooth plugging of the electric connector are ensured, thereby guaranteeing stable and reliable electrical connection for carriers which operate at a high speed, vibrate and bump continuously, and transmit large current.
Description
Technical field
The utility model relates to a kind of electric connector, particularly a kind of jack contact with the close coiling spring structure of hyperboloid of revolution bus family, and the electric connector of this jack contact is set.
Background technology
Electric connector generally is comprised of plug and socket, and plug mainly is comprised of contact pin component, plug casing and bindiny mechanism; Socket mainly is comprised of plugging hole component, Socket casing and bindiny mechanism.In prior art, electric connector is applied in static state and dynamic state of run stably in carrier mostly, and plug connects or is threaded with socket bayonet sockets that adopt when being connected more; Contact pin adopts the elasticity closing in to contact or general straight line spring contact with jack when contacting more.
Along with the fast development of industrialization automatic technology, Aeronautics and Astronautics, deep sea diving, high-speed railway, urban track traffic, electric automobile etc. field has proposed requirements at the higher level to the connection reliability of electric connector.Yet shown in Figure 1, in existing line spring electric connector, the straight line spring that each jack wire 110 consists of is fixed on two parallelly to be had between spaced apart inner sleeve, and these jack wires 110 are along the central shaft setting of inner sleeve; Contact with said structure is placed in the jack of socket 400 again.The outside of jack wire 110, socket 400 and inboard jack, and contact pin 500 surfaces of plug have respectively the coating 700 of gold or silver.; when contact pin 500 sees it is that line contacts with the jack wire 110 of socket 400 vertically when coordinating; but can find out from any one cross section perpendicular to axial direction; to contact 600 between the circumference of the circumference of contact pin 500 and each jack wire 110; easily lost efficacy, and cause prior art can not be used for large electric current high power transmission occasion because contact-making surface is little.
Therefore, at a high speed and supersonic speed, three-dimensional continue to shake and jolt, under tempo turn and the use occasions such as emergency brake, high frequency, if adopt the ways of contact such as general straight line spring or elasticity closing in, the generation of the unreliable phenomenons of contact such as momentary power failure be will cause, safe operation and the instructions for use of high speed, high frequency, lasting vibrations carrier are difficult to adapt to and satisfy.
That is to say, the shortcoming that prior art exists is:
1. when in the jack of existing electric connector, the straight line bus coordinates with contact pin, contact area is little, and the hit probability is large, and possible wink break time is long;
2. the contact area of the jack of existing electric connector and contact pin is little, can't realize large electric current high power transmission.
The utility model content
The purpose of this utility model is intended to solve above-mentioned defective of the prior art and deficiency, provide a kind of novel electric connector to reach the jack contact that wherein has the close coiling spring structure of hyperboloid of revolution bus family, guaranteeing has reliable and stable electrical connection between electric connector contact pin and socket, to satisfy high speed, high frequency, to continue vibrations carrier safe operation and instructions for use.
In order to achieve the above object, a technical scheme of the present utility model is to provide the jack contact of the close coiling spring structure of a kind of hyperboloid of revolution bus family, described jack contact comprises line circlip and the close coiling spring of hyperboloid of revolution bus family, the close coiling spring of described hyperboloid of revolution bus family forms on the central axis direction of this line circlip circumference that two ends are large, middle little hyperboloid of revolution envelope structure, and the close coiling spring of this hyperboloid of revolution bus family inside axially also is formed with a jack along central shaft;
After having contact pin to insert described jack from the outside, the inboard circumference enveloping surface that forms of the close coiling spring of described hyperboloid of revolution bus family, be coated on the outer surface of described contact pin and realize circumference contact, make and form closely conductive contact between described jack contact and contact pin.
One group of straight edge line of being made by elastic metallic yarn distributes along the even circumferential of described line circlip, and around described central shaft with the rotation of the gradients such as same direction, to form the close coiling spring of described hyperboloid of revolution bus family; Wherein refer to the rotation of the gradients such as same direction, each described straight edge line left-handed or dextrorotation all equates with the angle of described central shaft simultaneously; After contact pin inserted described jack, a plurality of straight edge lines formed respectively envelope with described contact pin surface and contact.
Each described straight edge line is arranged in the line circlip, and the two ends of each straight edge line are fixedly connected on respectively the circular open place at the axial two ends of described line circlip.
If the angle between each described straight edge line and described central shaft is spiral angle β;
If described jack contact is applied in the light current connector of electronic circuit or signal circuit, and when the diameter of each described straight edge line during less than Φ 0.2mm, described spiral angle β is between 2 ° ~ 9 °;
If described jack contact is applied in the motor circuit electric connector, and when the diameter of each described straight edge line was between Φ 0.2 ~ 0.6mm, described spiral angle β was between 5 ° ~ 15 °.
Another technical scheme of the present utility model is to provide a kind of electric connector, wherein is provided with above-mentioned jack contact.Also comprise the socket and the plug that are equipped with in described electric connector, the contact pin of described plug is inserted in the jack contact that arranges in described socket, make the inboard circumference enveloping surface that forms of the close coiling spring of hyperboloid of revolution bus family of this jack contact, be coated on the outer surface of described contact pin and realize circumference contact, and then make and form closely conductive contact between described jack contact and contact pin, realize being electrically connected to of plug and socket.
Described socket rear end is provided with connector, and the inside of this connector is electrically connected to described jack contact, and screw thread and the external devices of this connector by the outer surface setting forms and be fastenedly connected and conductive contact.
For prior art, have the jack contact of the close coiling spring structure of the hyperboloid of revolution in electric connector described in the utility model, its advantage is:
Adopt elastic metallic yarn to consist of straight edge line in the utility model, and two ends are large to form at the two ends of the gradients such as these straight edge lines is left-handed or the fixing online circlip of dextrorotation, the middle little close coiling spring of hyperboloid of revolution bus family enveloping surface.In the utility model, in hyperboloid of revolution structure, each contact portion is that line contacts with contact pin when contact pin inserts jack, be whole circumference contact between the circumference enveloping surface that hyperboloid of revolution structure forms and contact pin circumference, thereby have following characteristics and beneficial effect:
1. increase considerably the electrical-contact area of jack and contact pin, greatly reduce the hit probability and increase wink break time;
2. can realize the transmission of larger electric current and relatively high power;
3. the control spiral angle, guarantee the reliable connection of electric connector and plug smooth and easy.
So, the utility model can guarantee to high-speed cruising, continue vibrations and jolt, the reliable and stable electrical connection of large current delivery carrier.
Description of drawings
Fig. 1 is the straight line spring in socket in prior art, with contact site between plug insertion pin with axially vertical cross section on schematic diagram, show profile and the enlarged drawing of a part wherein.
Fig. 2 ~ Fig. 8 is enforcement structure and the principle analysis schematic diagram of novel electric connector described in the utility model;
Wherein, Fig. 2 is the enforcement structural representation of jack contact described in the utility model when being the close coiling spring of hyperboloid of revolution bus family;
Fig. 3 a and Fig. 3 b are the schematic diagrames that the socket of jack contact shown in Figure 2 is set, respectively to analyse and observe mode and left view represents;
Fig. 4 is the schematic diagram of plug when inserting the socket that jack contact shown in Figure 2 is set, and represents to analyse and observe mode;
Fig. 5 a ~ Fig. 5 d is respectively the structural representation of described jack contact and front view and the vertical view of mechanics analysis model thereof, and Fig. 5 e is the schematic diagram of spiral angle β;
Fig. 6, Fig. 7 are respectively that plug has just inserted and inserted fully the schematic diagram of the socket envelope process that described jack contact is set;
Fig. 8 a ~ Fig. 8 c is respectively front view, vertical view and end view, is any one that arranges in the socket of described jack contact etc. in the gradient elastic metallic yarn, and the schematic configuration diagram of contact site between plug insertion pin.
Embodiment
Below in conjunction with accompanying drawing 2 ~ shown in Figure 8, introduce a kind of novel electric connector with the close coiling spring structure of the hyperboloid of revolution that the utility model provides.
In jack contact as shown in Figure 2, comprise the close coiling spring of line circlip 20 and hyperboloid of revolution bus family 10.Cooperation is referring to Fig. 2 ~ shown in Figure 4, one group of straight edge line 11 that is consisted of by elastic metallic yarn (or claiming the metal spring silk), with etc. the left-handed or dextrorotation of the mode of gradient " spiral angle β " such as (or) titles, and distribute along even circumferential, with form one around the z axle, two ends are large and the middle little close coiling spring of described hyperboloid of revolution bus family 10 structures, and the inside of this jack contact forms a jack 41 of arranging vertically.
Each straight edge line 11 in the close coiling spring of described hyperboloid of revolution bus family 10 is arranged in line circlip 20, and the two ends of each straight edge line 11 are fixedly connected with respectively the circular open place at online circlip 20 axial two ends.During specific implementation, hook solid is made in the extension that straight edge line 11 can be passed behind line circlip 20 two ends, convenient it is hung over the two ends of line circlip 20.
The structure that provides above-mentioned jack contact to arrange in electric connector in Fig. 3 a, Fig. 3 b and Fig. 4 is supposed the front end of the corresponding described electric connector in axial left side in Fig. 3 a, axially the rear end of the corresponding described electric connector in right side.This electric connector comprises a socket 40, and described jack contact is placed in the location hole that these socket 40 front ends are offered fully.Contact pin 50 begins to be inserted in jack 41 from the front end of described jack contact, and at this moment, the axis of described jack 41 (being the z axle of jack contact) overlaps with the axis of described contact pin 50.Because described jack contact is the close coiling spring of hyperboloid of revolution bus family 10 structures, wherein each straight edge line 11 can both fully contact with this contact pin 50 surfaces, completes electrical connection (hereinafter can specifically introduce its principle).
In a preferred embodiment, fix the position in the location hole of socket 40 in order to make jack contact, described location hole is designed to a counterbore that three sections steps are arranged, middle part diameter and the jack contact diameter of this location hole are complementary, and the rear portion diameter is slightly less than the jack contact diameter, that is, the rear end of jack contact can lean the position, boundary at location hole middle part and rear portion.The anterior diameter of location hole is slightly larger than the jack contact diameter, can be at the keeper of the line circlip 20 arranged outside projections of jack contact, and make the rear end of this keeper can be stuck in the position of the anterior and boundary, middle part of location hole.
Also further be provided with the front portion that a front end gland 42 is inserted into location hole in described socket 40, the rear end of this front end gland 42 leans the projection piece front end of online circlip 20, and the major part of this front end gland 42 is set between the outside of location hole inwall and jack contact.Also be respectively arranged with to the inside the position limiting structure with outside projection in the front portion of this front end gland 4, inboard position limiting structure is used for the front end of jack contact is blocked, and the position limiting structure in the outside is used for this front end gland 42 is positioned at socket 40.
Described socket 40 rear ends are provided with connector, corresponding parts are set in the inside of this connector are electrically connected to the close coiling spring of hyperboloid of revolution bus family 10, can form firm being connected and conductive contact with other devices by the screw thread 43 in the setting of connector outer surface simultaneously.In addition, in other embodiment, for example be provided with other matching components on contact pin 50 and in socket 40, elastic metallic yarn 11 and jack 41 inboards arrange the structures such as coating, can be set to various enforcement structure according to the application needs of reality with reference to the conventional means of this area, be not specifically limited here.
Below referring to Fig. 5 a ~ Fig. 5 e and Fig. 8 a ~ Fig. 8 c, the jack contact of introducing the utility model said structure can increase the principle of conductive contact area.Need to prove, when specific implementation, in the close coiling spring of the hyperboloid of revolution of described jack contact bus family 10, any two adjacent straight edge lines 11 be mutually near, spacing is very small.And be in order to explain its operation principle, to have a mind to the spacing between adjacent straight bus 11 is amplified, representing to know the difference that contact pin 50 inserts front and back in Fig. 5 a ~ Fig. 5 e and Fig. 8 a ~ Fig. 8 c.
See also front view and the vertical view of jack contact shown in Fig. 5 a and Fig. 5 b, show several straight edge lines 11 in the close coiling spring of described hyperboloid of revolution bus family 10, with the annular connecting portion 12 that is connected these straight edge lines 11 two ends.Two annular connecting portions 12 described here are corresponding with the opening at Fig. 3 a center line circlip 20 axial two ends, and the radius of each annular connecting portion 12 is R
o, its axial center line is the z axle.11 of described straight edge lines are around the left-handed or dextrorotation of the gradients such as z axle " spiral angle β " such as (or) titles.Described spiral angle β is the angle (or claim helical angle) between each straight edge line 11 and z axle, sees also Fig. 5 e, and the height that wherein also shows the close coiling spring of described hyperboloid of revolution bus family 10 is h, represents between AB point that the length of any one straight edge line 11 is L.
The described electric connector of the present embodiment, if use as light current connectors such as electronic circuit or signal circuits, the diameter of each straight edge line 11 is during less than Φ 0.2mm, straight edge line the spiral angle β of the left-handed or dextrorotation of gradient such as carries out between 2 ° ~ 9 °.If use as the motor circuit electric connector, the diameter of straight edge line 11 the spiral angle β of the left-handed or dextrorotation of gradient such as carries out between 5 ° ~ 15 ° when Φ 0.2 ~ 0.6mm.Preferably, described spiral angle β=8 °.
Be R because the close coiling spring of described hyperboloid bus family 10 is cut in a radius outside the projection on the xoy plane
tClose coiling spring gorge circle.See also front view and the vertical view shown in Fig. 5 c and Fig. 5 d, can utilize one to be R along radius
tThat distribute, the rotating unidirectional bus of even circumferential, as the mechanics analysis model 10 ' of above-mentioned jack contact.
Fig. 6, Fig. 7 are respectively that contact pin 50 has just inserted the schematic diagram that reaches when inserting described jack contact fully.Preferably, with a radius R
iBe slightly larger than R
tMetal cylinder when inserting the close coiling spring of hyperboloid of revolution bus family 10 as contact pin 50, contact pin 50 is surperficial fully contacts with this can to guarantee each straight edge line 11, completes electrical connection.
Please further coordinate referring to shown in Fig. 8 a ~ Fig. 8 c, when contact pin 50 inserts the close coiling spring of described hyperboloid of revolution bus family 10, elastic metallic yarn as each straight edge line 11, be deformed into plane curve (referring to the AB section to A ' B ' and A " B " the contact position signal of section) by straight line, namely, elastic metallic yarn is enclosed on the surface of contact pin 50 with the direction that favours the z axle separately, and formation contacts with the line on contact pin 50 surfaces; And the circumference enveloping surface that the close coiling spring of hyperboloid of revolution bus family 10 forms, and be whole circumference contact between the circumference of contact pin 50.Therefore, the point that forms between the circumference of comparing each contact pin 500 in existing line spring electric connector shown in Figure 1 and the circumference of each straight line spring wire 110 contacts 600, in the described electric connector of the present embodiment, the contact area of jack contact has obtained significantly to promote, and the reliability of electrical connection is higher.
Although content of the present utility model has been done detailed introduction by above preferred embodiment, will be appreciated that above-mentioned description should not be considered to restriction of the present utility model.After those skilled in the art have read foregoing, for multiple modification of the present utility model with to substitute will be all apparent.Therefore, protection range of the present utility model should be limited to the appended claims.
Claims (6)
1. the jack contact of the close coiling spring structure of hyperboloid of revolution bus family, is characterized in that,
Described jack contact comprises line circlip (20) and the close coiling spring of hyperboloid of revolution bus family (10), the close coiling spring of described hyperboloid of revolution bus family (10) forms at the central axis direction of this line circlip (20) circumference that two ends are large, middle little rotation enveloping surface structure, and the close coiling spring of this hyperboloid of revolution bus family (10) is inner axially also is formed with a jack (41) along central shaft;
After having contact pin (50) to insert described jack (41) from the outside, the inboard circumference enveloping surface that forms of the close coiling spring of described hyperboloid of revolution bus family (10), be coated on the outer surface of described contact pin (50) and realize circumference contact, make between described jack contact and contact pin (50) and form closely conductive contact.
2. jack contact as claimed in claim 1, is characterized in that,
One group of straight edge line of being made by elastic metallic yarn (11) along the even circumferential distribution of described line circlip (20), and rotates with gradients such as same directions around described central shaft, to form the close coiling spring of described hyperboloid of revolution bus family (10); Wherein refer to the gradients such as same direction rotations, each described straight edge line (11) of left-handed or dextrorotation simultaneously all equates with the angle between described central shaft; After contact pin (50) inserted described jack (41), a plurality of straight edge lines (11) formed respectively envelope with described contact pin (50) surface and contact.
3. jack contact as claimed in claim 2, is characterized in that,
Each described straight edge line (11) is arranged in line circlip (20), and the two ends of each straight edge line (11) are fixedly connected on respectively the circular open place at the axial two ends of described line circlip (20).
4. jack contact as claimed in claim 2, is characterized in that,
If the angle between each described straight edge line (11) and described central shaft is spiral angle β;
If described jack contact is applied in the light current connector of electronic circuit or signal circuit, and when the diameter of each described straight edge line (11) during less than Φ 0.2mm, described spiral angle β is between 2 ° ~ 9 °;
If described jack contact is applied in the motor circuit electric connector, and when the diameter of each described straight edge line (11) was between Φ 0.2 ~ 0.6mm, described spiral angle β was between 5 ° ~ 15 °.
5. an electric connector, wherein be provided with jack contact as described in any one in claim 1 ~ 4, it is characterized in that,
Also comprise the socket (40) and the plug that are equipped with in described electric connector, the contact pin of described plug (50) is inserted in the jack contact that arranges in described socket (40), make the inboard circumference enveloping surface that forms of the close coiling spring of hyperboloid of revolution bus family (10) of this jack contact, be coated on the outer surface of described contact pin (50) and realize circumference contact, and then make between described jack contact and contact pin (50) and form closely conductive contact, realize being electrically connected to of plug and socket (40).
6. electric connector as claimed in claim 5, is characterized in that,
Described socket (40) rear end is provided with connector, and the inside of this connector is electrically connected to described jack contact, and the screw thread that this connector arranges by outer surface (43) is fastenedly connected and conductive contact with external devices formation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320122841 CN203277730U (en) | 2013-03-19 | 2013-03-19 | Electric connector and jack contact element of rotating hyperboloid busbar group close-wound wire spring structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320122841 CN203277730U (en) | 2013-03-19 | 2013-03-19 | Electric connector and jack contact element of rotating hyperboloid busbar group close-wound wire spring structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203277730U true CN203277730U (en) | 2013-11-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320122841 Expired - Lifetime CN203277730U (en) | 2013-03-19 | 2013-03-19 | Electric connector and jack contact element of rotating hyperboloid busbar group close-wound wire spring structure |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103825125A (en) * | 2014-03-25 | 2014-05-28 | 上海思方电气技术有限公司 | Electric motor coach battery connector |
| CN104064898A (en) * | 2013-03-19 | 2014-09-24 | 上海思方电气技术有限公司 | Electric connector and jack contact piece of rotating hyperboloid bus set densely-wound wire spring structure |
| CN104953307A (en) * | 2015-06-05 | 2015-09-30 | 吕永锋 | Fuzzy button |
| CN105470683A (en) * | 2015-07-22 | 2016-04-06 | 中航光电科技股份有限公司 | Cage type leaf spring, jack using same and electric connector |
| CN106785577A (en) * | 2017-02-13 | 2017-05-31 | 洛阳欧圣科连接技术有限公司 | Face spring socket contact and face spring socket |
| CN107069267A (en) * | 2016-12-21 | 2017-08-18 | 苏州华旃航天电器有限公司 | A kind of electric connector being used between plate |
| CN107768961A (en) * | 2016-09-06 | 2018-03-06 | 邹刚 | A kind of electric connector jack and its manufacture method and electric connector |
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2013
- 2013-03-19 CN CN 201320122841 patent/CN203277730U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104064898A (en) * | 2013-03-19 | 2014-09-24 | 上海思方电气技术有限公司 | Electric connector and jack contact piece of rotating hyperboloid bus set densely-wound wire spring structure |
| CN103825125A (en) * | 2014-03-25 | 2014-05-28 | 上海思方电气技术有限公司 | Electric motor coach battery connector |
| CN104953307A (en) * | 2015-06-05 | 2015-09-30 | 吕永锋 | Fuzzy button |
| CN105470683A (en) * | 2015-07-22 | 2016-04-06 | 中航光电科技股份有限公司 | Cage type leaf spring, jack using same and electric connector |
| CN105470683B (en) * | 2015-07-22 | 2018-02-16 | 中航光电科技股份有限公司 | Cage leaf spring and the jack and electric connector using the leaf spring |
| CN107768961A (en) * | 2016-09-06 | 2018-03-06 | 邹刚 | A kind of electric connector jack and its manufacture method and electric connector |
| CN107069267A (en) * | 2016-12-21 | 2017-08-18 | 苏州华旃航天电器有限公司 | A kind of electric connector being used between plate |
| CN106785577A (en) * | 2017-02-13 | 2017-05-31 | 洛阳欧圣科连接技术有限公司 | Face spring socket contact and face spring socket |
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| C14 | Grant of patent or utility model | ||
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| CX01 | Expiry of patent term |
Granted publication date: 20131106 |
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