CN207938859U - A kind of hat spring structure - Google Patents

Abstract

The utility model discloses a kind of hat spring structures, are arranged in waist-drum-shaped, including the first frame and the second frame, several reeds are connected between the first frame and the second frame, interval trough is equipped between each adjacent two reed；Reed includes limiting section, and the opposite sides of limiting section is connected with the first contact site and the second contact site；Limiting section, the first contact site and the second contact site combine " W " type that be formed, while can form a guiding groove on the endoporus hole wall of hat spring；The protrusion direction of limiting section is outside, and the protrusion direction of the first contact site and second contact site is inside；The contact performance that hat spring and plug is increased by the way that two contact positions are arranged is avoided due to caused by installation question the problem of poor contact；It is contacted simultaneously with the endoporus hole wall of socket by limiting section, limits the deflection of reed, prevent reed from causing to be susceptible to permanent deformation since deflection is excessive, improve the service life of reed.

Description

A kind of hat spring structure

Technical field

The utility model is related to high current jointing holes field of connectors more particularly to a kind of hat spring structures.

Background technology

Chinese utility model patent (application number：201510884931.7) a kind hat spring contact is disclosed, is in waist drum Type is arranged, and includes several reeds for being located at the hat spring matrix at both ends and being connected between hat spring matrix.Each reed tool There is a contact site towards hat spring contact axis direction projection, is projected further towards axis direction on the contact site useful To abut the convex closure of banjo.

This structure will produce due to there is stress concentration phenomenon when the presence of convex closure will be such that plug is inserted into around convex closure Larger distortional stress causes hat spring contact after repeatedly plugging to generate deformation or elastic force reduction, influences contact performance, cause to connect Bad problem is touched to occur.And when plug oblique cutting, it is possible to can push up on convex closure, cause to be inserted into difficulty, and increase The frictional force of plug and hat spring contact, increases the abrasion of hat spring contact and plug.

Therefore, there is an urgent need for a kind of new structural hat springs to solve problem above.

Utility model content

The purpose of this utility model is to provide a kind of hat spring structures, to solve problem above.

For this purpose, the utility model uses following technical scheme：

A kind of hat spring structure is arranged, including the first frame and the second frame in waist-drum-shaped, first frame and described the It is connected with several reeds between two frames, interval trough is equipped between reed described in each adjacent two；

The reed includes limiting section, and the opposite sides of the limiting section is connected with the first contact site and the second contact site； The limiting section, first contact site and second contact site combine " W " type that be formed, while in the endoporus hole of the hat spring A guiding groove can be formed on wall；

The protrusion direction of the limiting section is outside, i.e., the direction of the central axis far from the hat spring, described first connects The protrusion direction of contact portion and second contact site is inside, i.e., close to the direction of the central axis of the hat spring.

Optionally, further include dashpot, the dashpot is along the direction of the central axis of hat spring from first frame side Edge extends to second frame edge.

Optionally, the distance of central axis of the periphery of first frame and second frame apart from the hat spring It is equal everywhere, the limiting section apart from it is described hat spring central axis maximum distance be less than first frame periphery away from With a distance from central axis from the hat spring.

Optionally, the limiting section, first contact site and second contact site are an integral molding structure.

Optionally, each corner of " W " type that the limiting section, first contact site and second contact site are formed It is round-corner transition.

Optionally, the interval trough is semicircular arc close to two trough rims of first frame and second frame.

Optionally, first frame, second frame and the reed are an integral molding structure.

Compared with prior art, the utility model embodiment has the advantages that：

The utility model increases the contact performance of hat spring and plug by the way that two contact positions are arranged, and avoids due to peace Caused by dress problem the problem of poor contact；It is contacted simultaneously with the endoporus hole wall of socket by limiting section, limits the change of reed Shape amount prevents reed from causing to be susceptible to permanent deformation since deflection is excessive, improves the service life of reed；And by " W " type that be formed is combined in limiting section, the first contact site and the second contact site, therefore can form one on the endoporus hole wall of hat spring and lead Plug can be oriented to by being oriented to groove to groove, when plug oblique cutting so that plug can be easily inserted into hat spring.

Description of the drawings

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property It puts, can also be obtained according to these attached drawings other attached drawings.

Fig. 1 is an a kind of structural schematic diagram of hat spring structure that the utility model embodiment provides；

Fig. 2 is a kind of another structural schematic diagram for hat spring structure that the utility model embodiment provides；

Fig. 3 is the structural representation of a kind of hat spring structure that the utility model embodiment provides combined with plug and socket Figure.

In figure：

1, it is preced with spring；2, socket；3, plug；10, the first frame；11, the second frame；20, reed；21, limiting section；22, One contact site；23, the second contact site；24, it is oriented to groove；30, interval trough；40, dashpot.

Specific implementation mode

It, below will knot to enable the purpose of utility model, feature, advantage of the utility model more apparent and understandable The attached drawing in the utility model embodiment is closed, the technical scheme in the utility model embodiment is clearly and completely described, Obviously, the embodiments described below are only the utility model a part of the embodiment, and not all embodiment.Based on this reality It is obtained by those of ordinary skill in the art without making creative efforts all other with the embodiment in novel Embodiment shall fall within the protection scope of the present invention.

In the description of the present invention, it should be understood that term "upper", "lower", "top", "bottom", "inner", "outside" etc. The orientation or positional relationship of instruction is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the utility model It is described with simplifying, does not indicate or imply the indicated device or element must have a particular orientation, with specific orientation structure It makes and operates, therefore should not be understood as limiting the present invention.

It should be noted that when a component is considered as " connection " another component, it can be directly to separately One component may be simultaneously present the component being centrally located.When a component is considered as " setting exists " another component, It can be set up directly on another component or may be simultaneously present the component being centrally located.

Further illustrate the technical solution of the utility model below with reference to the accompanying drawings and specific embodiments.

It please refers to Fig.1 to Fig. 3, a kind of hat spring structure, is arranged in waist-drum-shaped, including the first frame 10 and the second frame 11, It is connected with several reeds 20 between first frame 10 and the second frame 11, interval trough is equipped between each adjacent two reed 20 30。

Reed 20 includes limiting section 21, and the opposite sides of limiting section 21 is connected with the first contact site 22 and the second contact site 23.Limiting section 21, the first contact site 22 and the combination of the second contact site 23 form the shape of " W ".The protrusion direction of limiting section 21 is Outward, i.e., the direction of the central axis far from hat spring 1, the protrusion direction of the first contact site 22 and the second contact site 23 be to It is interior, i.e., close to the direction of the central axis of hat spring 1.

Limiting section 21 is contacted with the endoporus hole wall of socket 2 when plug 3 is inserted into, and plays the role of limiting 20 deflection of reed, Prevent reed 20 from causing to be susceptible to permanent deformation since deflection is excessive, to make 1 performance of hat spring be affected.

Further, it is formed approximate alphabetical " W " since limiting section 21, the first contact site 22 and the second contact site 23 combine Shape, therefore can form a guiding groove 24 on the endoporus hole wall of hat spring 1, when 3 oblique cutting of plug is oriented to groove 24 can be to inserting First 3 are oriented to so that plug 3 can be easily inserted into hat spring 1.

The first contact site 22 and the second contact site 23 are contacted with plug 3 when plug 3 is inserted into, and to power on, are passed through The contact at two is separated so that the contact performance of hat spring 1 is relatively reliable.

Specifically, further include dashpot 40, dashpot 40 is along the direction of the central axis of hat spring from 10 edge of the first frame Extend to 11 edge of the second frame.Since processing often has error, so as to cause the size processed and designer's sheet The different design of body, oversized hat spring 1 is difficult to install or can not install, and hat spring 1 is matched with socket 2 after undersized installation It closes more loose, influences performance, the setting of dashpot 40 can effectively avoid the problem that causing due to mismachining tolerance, and when design only needs slightly It is increased in size, the first frame 10 and the second frame 11 are squeezed when installation, cause dashpot 40 to become smaller, have so both solved hat Spring 1 due to oversized the problem of can not installing, and prevent due to hat 1 size of spring it is small cause installation after loosen the problem of.

Specifically, the distance phase everywhere of the central axis of the periphery of the first frame 10 and the second frame 11 distance hat spring 1 Deng center of maximum distance of the limiting section 21 apart from the central axis for being preced with spring 1 less than the periphery distance hat spring 1 of the first frame 10 The distance of axis.

Specifically, limiting section 21, the first contact site 22 and the second contact site 23 are an integral molding structure.Limiting section 21, Each corner of W types that one contact site 22 and the second contact site 23 are formed is round-corner transition.So can reduce friction loss and The service life of reed 20 can be extended to avoid the stress concentration of corner.

Specifically, interval trough 30 is semicircular arc close to two trough rims of the first frame 10 and the second frame 11, so may be used To increase the bonding strength of reed 20 and the first frame 10 and the second frame 11.

Specifically, the first frame 10, the second frame 11 and reed 20 are an integral molding structure, processing had so both been facilitated, 1 whole bonding strength of hat spring is increased again.

A kind of hat spring structure provided in this embodiment has the advantages that：

The contact performance that hat spring 1 and plug 3 is increased by the way that two contact positions are arranged, avoids since installation question is led The problem of poor contact of cause；It is contacted simultaneously with the endoporus hole wall of socket 2 by limiting section 21, limits the deformation of reed 20 Amount, prevents reed 20 from causing to be susceptible to permanent deformation since deflection is excessive, improves the service life of reed 20；And Since the combination of limiting section 21, the first contact site 22 and the second contact site 23 forms W types, the meeting on the endoporus hole wall of hat spring 1 It forms one and is oriented to groove 24, groove 24 is oriented to when 3 oblique cutting of plug to be oriented to plug 3 so that plug 3 can be inserted easily Enter into hat spring 1.

The above, above example are only to illustrate the technical solution of the utility model, rather than its limitations；Although ginseng The utility model is described in detail according to previous embodiment, it will be understood by those of ordinary skill in the art that：It is still Can be with technical scheme described in the above embodiments is modified, or which part technical characteristic is equally replaced It changes；And these modifications or replacements, various embodiments of the utility model technical solution that it does not separate the essence of the corresponding technical solution Spirit and scope.

Claims (7)

1. a kind of hat spring structure is arranged in waist-drum-shaped, including the first frame and the second frame, first frame and described second It is connected with several reeds between frame, interval trough is equipped between reed described in each adjacent two, which is characterized in that

The reed includes limiting section, and the opposite sides of the limiting section is connected with the first contact site and the second contact site；It is described Limiting section, first contact site and second contact site combine " W " type that be formed, while on the endoporus hole wall of the hat spring A guiding groove can be formed；

The protrusion direction of the limiting section is outside, i.e., the direction of the central axis far from the hat spring, first contact site Protrusion direction with second contact site is inside, i.e., close to the direction of the central axis of the hat spring.

2. hat spring structure according to claim 1, which is characterized in that further include dashpot, the dashpot is along hat spring The direction of central axis extends to second frame edge from first frame edge.

3. hat spring structure according to claim 1, which is characterized in that the outer circle of first frame and second frame Identity distance is equal everywhere with a distance from the central axis from the hat spring, and the limiting section is farthest apart from the central axis for being preced with spring Distance is less than the distance of central axis of the periphery of first frame apart from the hat spring.

4. hat spring structure according to claim 1, which is characterized in that the limiting section, first contact site and described Second contact site is an integral molding structure.

5. hat spring structure according to claim 1, which is characterized in that the limiting section, first contact site and described Each corner of " W " type that the second contact site is formed is round-corner transition.

6. hat spring structure according to claim 1, which is characterized in that the interval trough is close to first frame and described Two trough rims of the second frame are semicircular arc.

7. hat spring structure according to claim 1, which is characterized in that first frame, second frame and described Reed is an integral molding structure.