CN211556228U

CN211556228U - Elastic sheet assembly

Info

Publication number: CN211556228U
Application number: CN202020069303.XU
Authority: CN
Inventors: 何黎; 何展航
Original assignee: Shenzhen Sunway Communication Co Ltd
Current assignee: Shenzhen Sunway Communication Co Ltd
Priority date: 2020-01-13
Filing date: 2020-01-13
Publication date: 2020-09-22
Anticipated expiration: 2030-01-13

Abstract

The utility model discloses a shell fragment subassembly, including the shell fragment, the shell fragment is including continuous bottom plate and contact site, and the bottom plate makes progress bending type and becomes the contact site, still includes the fixed part, and the relative both sides of bottom plate are equipped with the fixed part respectively, and the fixed part includes first circular arc portion and flat board, and bottom plate and flat board are connected to first circular arc portion, and flat board portion sets up for the bottom plate slope, and the free end and the bottom plate of flat board portion form the opening, and the opening width is greater than the chord length of first circular arc portion. The fixed part of shell fragment can cooperate with the mounting groove on the mount pad, only needs to look into the mounting groove with the shell fragment along the equipment direction and can accomplish the equipment of shell fragment subassembly, and the shell fragment subassembly simple installation does benefit to the packaging efficiency who improves the shell fragment subassembly, does not need complicated erection equipment or technique to accomplish the installation operation moreover, does benefit to control manufacturing cost.

Description

Elastic sheet assembly

Technical Field

The utility model relates to an electric connector technical field especially relates to a shell fragment subassembly.

Background

The prior elastic sheet is generally welded to a circuit board by using SMT, the SMT has high requirements on welding technology, large equipment investment and complex technology, higher training and learning cost is required, and phenomena such as insufficient soldering, missing soldering and the like are easy to occur to generate defective products and even cause element damage. Due to the deficiencies of the prior art, there is a need for a spring assembly that is easy to assemble.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: the spring plate assembly is convenient to assemble.

In order to solve the technical problem, the utility model discloses a technical scheme be: the utility model provides a shell fragment subassembly, includes the shell fragment, the shell fragment includes continuous bottom plate and contact site, the bottom plate upwards bending type becomes the contact site still includes the fixed part, the relative both sides of bottom plate are equipped with respectively the fixed part, the fixed part includes first circular arc portion and flat board portion, first circular arc portion connects the bottom plate with the flat board portion, the flat board portion for the bottom plate slope sets up, the free end of flat board portion with the bottom plate forms the opening, the opening width is greater than the chord length of first circular arc portion.

Furthermore, a first convex hull is arranged on the flat plate part, and a second convex hull corresponding to the first convex hull is arranged on the bottom plate.

Furthermore, the shrapnel further comprises a supporting leg, the supporting leg is connected with the contact part, the end part of the supporting leg is bent inwards to form a second arc part, and a gap is formed between the second arc part and the bottom plate.

Furthermore, the contact part comprises an elastic arm bending upwards, and the elastic arm is connected with one end of the bottom plate.

Furthermore, a contact convex hull is arranged on the contact part, and the contact convex hull is in a long strip shape.

Further, still include the mount pad, be equipped with on the mount pad with fixed part matched with mounting groove, the height of mounting groove is less than open-ended width.

Furthermore, an elastic limiting structure which is bent downwards is arranged on the bottom plate, a clamping groove which is matched with the elastic limiting structure is arranged on the mounting seat, and the clamping groove is communicated with the mounting groove.

Furthermore, the mounting seat is further provided with a avoiding groove for avoiding the contact part, and the avoiding groove is communicated with the mounting groove.

Furthermore, a guiding part for guiding the fixing part is further arranged on the mounting seat.

Furthermore, the two fixing parts are symmetrically arranged on two opposite sides of the bottom plate.

The beneficial effects of the utility model reside in that: the fixed part of shell fragment can cooperate with the mounting groove on the mount pad, will have elastic fixed part along the equipment direction and insert the equipment that the shell fragment subassembly can be accomplished to the mounting groove, and the assembling process is very simple and convenient, does benefit to the packaging efficiency who improves the shell fragment subassembly, does not need complicated erection equipment or technique moreover, does benefit to manufacturing cost's control.

Drawings

Fig. 1 is a schematic structural view of a spring assembly according to a first embodiment of the present invention;

fig. 2 is a cross-sectional view of a spring assembly according to a first embodiment of the present invention;

fig. 3 is a front view of a spring assembly according to a first embodiment of the present invention;

fig. 4 is a schematic structural view of a spring in a spring assembly according to a first embodiment of the present invention;

fig. 5 is a cross-sectional view of a spring plate in a spring plate assembly according to a first embodiment of the present invention;

fig. 6 is a schematic structural view of a shrapnel assembly according to a second embodiment of the present invention.

Description of reference numerals:

1. a spring plate; 11. a base plate; 111. a second convex hull; 12. a contact portion; 121. an elastic arm of force; 122. contacting the convex hull; 13. a fixed part; 131. a first arc portion; 132. a flat plate portion; 133. a first convex hull; 14. an opening; 15. supporting legs; 151. a second arc portion; 16. an elastic limit structure; 2. a mounting seat; 21. mounting grooves; 22. a card slot; 23. a position avoiding groove; 24. a guide section; 25. a groove; 3. and (4) an external device.

Detailed Description

In order to explain the technical content, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.

The utility model discloses the most crucial design lies in: the both sides of shell fragment set up with the mounting groove matched with fixed part on the mount pad, will have elastic fixed part along the equipment direction and insert the equipment that the shell fragment subassembly can be accomplished in the mounting groove.

Referring to fig. 1 to 6, a spring plate assembly includes a spring plate 1, where the spring plate 1 includes a bottom plate 11 and a contact portion 12 connected to each other, the bottom plate 11 is bent upward to form the contact portion 12, and further includes a fixing portion 13, the fixing portions 13 are respectively disposed on two opposite sides of the bottom plate 11, the fixing portion 13 includes a first arc portion 131 and a flat plate portion 132, the first arc portion 131 connects the bottom plate 11 and the flat plate portion 132, the flat plate portion 132 is inclined with respect to the bottom plate 11, an opening 14 is formed between a suspended end of the flat plate portion 132 and the bottom plate 11, and a width of the opening 14 is greater than a chord length of the first arc portion 131.

The utility model discloses a structural principle brief follows as follows: the both sides of shell fragment 1 set up with mounting groove 21 matched with fixed part 13 on the mount pad 2, insert the installation groove 21 with shell fragment 1 along the equipment direction, the height of installation groove 21 is less than the width of opening 14, the flat plate part 132 of fixed part 13 produces elasticity and pushes down, inconsistent with the inside of installation groove 21, can accomplish the equipment of shell fragment subassembly.

From the above description, the beneficial effects of the present invention are: the elastic sheet assembly is simple and convenient to mount, the assembly efficiency of the elastic sheet assembly is improved, the mounting operation can be completed without complex mounting equipment or technology, and the control of the production cost is facilitated.

Further, a first convex hull 133 is disposed on the flat plate portion 132, and a second convex hull 111 corresponding to the first convex hull 133 is disposed on the bottom plate 11.

As can be seen from the above description, when the flat plate portion 132 is elastically pressed down, the first convex hull 133 is abutted against the second convex hull 111, so that the assembled spring plate 1 is more stable.

Further, the elastic sheet 1 further includes a supporting leg 15, the supporting leg 15 is connected to the contact portion 12, an end portion of the supporting leg 15 is bent inward to form a second arc portion 151, and a gap is formed between the second arc portion 151 and the bottom plate 11.

It can be known from the above description that, when the shell fragment 1 contacts with the external device 3, the contact part 12 is pressed down, the supporting leg 15 is abutted with the bottom plate 11, the contact part 12 is prevented from generating an excessive displacement to influence the normal switch-on of the shell fragment 1, the second arc part 151 is arranged to be beneficial to improving the stability of the supporting leg 15, and the supporting leg 15 is prevented from generating plastic deformation to damage the shell fragment 1 when the pressure is excessive.

Further, the contact portion 12 includes an elastic arm 121 bent upward, and the elastic arm 121 is connected to one end of the bottom plate 11.

As can be seen from the above description, when the contact portion 12 is pressed down, the elastic arm 121 deforms to support the contact portion 12, and when the contact portion 12 is separated from the external device 3, the elastic arm 121 rebounds to return the contact portion 12.

Further, a contact convex hull 122 is arranged on the contact portion 12, and the contact convex hull 122 is in a long strip shape.

As can be seen from the above description, the provision of the elongated contact protrusion 122 increases the contact area between the contact portion 12 and the external device 3, and improves the connection stability of the elastic sheet assembly.

Further, still include mount pad 2, be equipped with on mount pad 2 with fixed part 13 matched with mounting groove 21, the height of mounting groove 21 is less than the width of opening 14.

As can be seen from the above description, the flat plate portion 132 presses down after the elastic sheet 1 is installed in the installation seat 2, and abuts against the inside of the installation groove 21, so as to fix the elastic sheet 1 in the installation seat 2.

Furthermore, an elastic limiting structure 16 which bends downwards is arranged on the bottom plate 11, a clamping groove 22 which is matched with the elastic limiting structure 16 is arranged on the mounting seat 2, and the clamping groove 22 is communicated with the mounting groove 21.

As can be seen from the above description, the elastic limiting structure 16 is disposed on the elastic sheet 1 and engaged with the slot 22, so as to prevent the product from loosening and falling off, and ensure that the elastic sheet 1 is tightly matched with the mounting seat 2.

Further, the mounting seat 2 is further provided with a avoiding groove 23 for avoiding the contact portion 12, and the avoiding groove 23 is communicated with the mounting groove 21.

As can be known from the above description, the mounting base 2 is integrally installed in the elastic sheet 1, the contact part 12 extends out of the mounting base 2 through the avoiding groove 23, the elastic sheet 1 is convenient to contact with the external device 3, the elastic sheet 1 is prevented from being deformed and damaged due to the fact that the external device 3 is excessively pressed down, and the service life of the elastic sheet assembly is prolonged.

Further, the mounting base 2 is provided with a guide portion 24 for guiding the fixing portion 13.

As can be seen from the above description, the guiding portion 24 is provided to guide the elastic sheet 1 to be installed in the mounting seat 2, so as to facilitate the assembly of the elastic sheet assembly.

Further, the two fixing portions 13 are symmetrically disposed on opposite sides of the bottom plate 11.

As can be seen from the above description, the elastic sheet 1 is designed to be in a regular symmetrical shape, so that the elastic sheet assembly is convenient to machine and form, and meanwhile, the elastic sheet assembly can be uniformly stressed, thereby being beneficial to improving the structural stability of the elastic sheet assembly.

Example one

Referring to fig. 1 to 5, a first embodiment of the present invention is: as shown in fig. 1 and 4, a spring plate assembly includes a spring plate 1 and a mounting seat 2, the spring plate 1 includes a bottom plate 11, a contact portion 12 and a supporting leg 15 that are connected, the bottom plate 11 is bent upward to form the contact portion 12, the supporting leg 15 is connected to the contact portion 12, the spring plate 1 further includes a fixing portion 13, the fixing portion 13 is respectively disposed on two opposite sides of the bottom plate 11, the fixing portion 13 includes a first arc portion 131 and a flat plate portion 132, the first arc portion 131 connects the bottom plate 11 and the flat plate portion 132, the flat plate portion 132 is inclined with respect to the bottom plate 11, an opening 14 is formed by a suspended end of the flat plate portion 132 and the bottom plate 11, and the width of the opening 14 is greater than a chord length of the first arc portion 131. The fixing seat is provided with a mounting groove 21 matched with the fixing part 13, the height of the mounting groove 21 is smaller than the width of the opening 14, after the elastic sheet 1 is inserted into the fixing seat along the assembling direction, the flat plate part 132 is elastically pressed down to be elastically abutted against the inner surface of the mounting groove 21, and the elastic sheet 1 is fixed in the mounting seat 2. Preferably, the two mounting parts are symmetrically arranged, so that the whole shape of the elastic sheet 1 is regular, the elastic sheet 1 is convenient to process and manufacture, and meanwhile, the elastic sheet assembly is uniformly stressed, and the structural stability of the elastic sheet assembly is improved.

As shown in fig. 5, in the present embodiment, the flat plate portion 132 is provided with a first convex hull 133, and the bottom plate 11 is provided with a second convex hull 111 corresponding to the first convex hull 133, when the flat plate portion 132 is pressed down, the first convex hull 133 is abutted against the second convex hull 111, so that the bullet assembly is more stable after being assembled.

Referring to fig. 4, the contact portion 12 is provided with a contact convex hull 122, preferably, the contact convex hull 122 is in a strip shape, and the contact convex hull 122 is provided with a strip-shaped contact point, which is beneficial to increasing the contact area between the elastic sheet 1 and the external device 3 and ensuring the stable connection between the contact portion 12 and the external device 3. Contact part 12 still includes the elastic force arm 121, the elastic force arm 121 connect contact part 12 with bottom plate 11, the other end of contact part 12 is connected supporting legs 15, works as when contact part 12 pushes down when contacting with external device 3, the elastic force arm 121 with supporting legs 15 produces elastic deformation and supports contact part 12 prevents contact part 12 produces too big displacement and leads to connecting unstably, works as contact part 12 with when external device 3 separates, the elastic force arm 121 with supporting legs 15 kick-backs and makes contact part 12 return. Preferably, the end of the supporting leg 15 is bent upwards to form a second arc 151, which is beneficial to improving the stability of the supporting leg 15 and preventing the supporting leg 15 from generating plastic deformation when the pressure is too large, so as to prevent the elastic sheet 1 from being damaged.

Referring to fig. 1 and fig. 2, in this embodiment, an elastic limiting structure 16 bent downward is disposed on the elastic sheet 1, a clamping groove 22 matched with the elastic limiting structure 16 is disposed on the mounting seat 2, the clamping groove 22 is located below the mounting groove 21 and is communicated with the mounting groove 21, when the elastic sheet 1 is matched with the mounting seat 2, the elastic limiting structure 16 extends into the clamping groove 22, so as to prevent the elastic sheet 1 from loosening forward and backward or even exiting from the mounting seat 2, and ensure stable contact between the elastic sheet 1 and the external device 3. The mounting seat 2 is further provided with a avoiding groove 23 for avoiding the contact part 12, after the elastic sheet 1 is installed in the mounting seat 2, the contact part 12 extends out of the avoiding groove 23 to be in contact with an external device 3, and the mounting seat 2 accommodates most of the elastic sheet 1 inside to prevent the external device 3 from excessively extruding the elastic sheet 1 to cause the deformation of the elastic sheet 1.

As shown in fig. 3, as a preferred embodiment of the present invention, a guiding portion 24 is disposed around the outside of the mounting groove 21, and the guiding portion 24 is used for guiding the elastic sheet 1 to be installed in the mounting seat 2, so as to facilitate the assembly of the elastic sheet assembly.

Example two

Referring to fig. 6, the second embodiment of the present invention provides another technical solution for the structure of the mounting base 2 on the basis of the first embodiment, which is different from the first embodiment only in the structure of the mounting base 2, the mounting base 2 is provided with a groove 25 matched with the flat plate portion 132, the groove 25 is communicated with the mounting groove 21, after the elastic sheet 1 is installed in the mounting groove 21, the groove 25 limits the transverse sliding of the flat plate portion 132, so as to prevent the elastic sheet 1 from loosening to cause poor contact with an external device 3, and improve the stability of the elastic sheet assembly.

To sum up, the utility model provides a simple and convenient the packaging efficiency who does benefit to improvement elastic piece assembly of elastic piece assembly installation does not need complicated erection equipment or technique to accomplish the installation operation and is favorable to controlling manufacturing cost, is connected between shell fragment and the mount pad closely and is difficult for sliding or drops, and the shell fragment is durable not fragile, stable, the manufacturing of being convenient for with the contact of external device.

The above mentioned is only the embodiment of the present invention, and not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.

Claims

1. The utility model provides a shell fragment subassembly, includes the shell fragment, the shell fragment includes continuous bottom plate and contact site, the bottom plate upwards buckles to form contact site, its characterized in that: the fixing part comprises a first arc part and a flat plate part, the first arc part is connected with the bottom plate, the flat plate part is obliquely arranged relative to the bottom plate, an opening is formed between the suspended end of the flat plate part and the bottom plate, and the opening width is larger than the chord length of the first arc part.

2. The dome assembly of claim 1, wherein: the flat plate part is provided with a first convex hull, and the bottom plate is provided with a second convex hull corresponding to the first convex hull.

3. The dome assembly of claim 1, wherein: the elastic sheet further comprises a supporting leg, the supporting leg is connected with the contact part, the end part of the supporting leg is bent inwards to form a second arc part, and a gap is formed between the second arc part and the bottom plate.

4. The dome assembly of claim 1, wherein: the contact part comprises an elastic force arm which is bent upwards and is connected with one end of the bottom plate.

5. The dome assembly of claim 1, wherein: the contact part is provided with a contact convex hull which is in a long strip shape.

6. The dome assembly of claim 1, wherein: still include the mount pad, be equipped with on the mount pad with fixed part matched with mounting groove, the height of mounting groove is less than open-ended width.

7. The shrapnel assembly of claim 6, wherein: the bottom plate is provided with an elastic limiting structure which bends downwards, the mounting seat is provided with a clamping groove matched with the elastic limiting structure, and the clamping groove is communicated with the mounting groove.

8. The shrapnel assembly of claim 6, wherein: the mounting seat is further provided with a avoiding groove for avoiding the contact part, and the avoiding groove is communicated with the mounting groove.

9. The shrapnel assembly of claim 6, wherein: the mounting seat is further provided with a guiding part for guiding the fixing part.

10. The dome assembly of claim 1, wherein: the two fixing parts are symmetrically arranged on two opposite sides of the bottom plate.