CN211376946U - Structure of grounding elastic sheet - Google Patents
Structure of grounding elastic sheet Download PDFInfo
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- CN211376946U CN211376946U CN201921956766.1U CN201921956766U CN211376946U CN 211376946 U CN211376946 U CN 211376946U CN 201921956766 U CN201921956766 U CN 201921956766U CN 211376946 U CN211376946 U CN 211376946U
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- shell fragment
- riveting
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- sheet
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- 239000012634 fragment Substances 0.000 claims abstract description 47
- 238000009434 installation Methods 0.000 claims abstract description 44
- 238000005452 bending Methods 0.000 claims description 6
- 230000007306 turnover Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 13
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 125000006850 spacer group Chemical group 0.000 description 12
- 230000006872 improvement Effects 0.000 description 4
- 239000002994 raw material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model provides a structure of ground connection shell fragment, including the shell fragment body, the shell fragment body is including riveting piece, first shell fragment and second shell fragment, be provided with the riveting point on the riveting piece, first shell fragment and second shell fragment are connected on riveting piece and about riveting point symmetry setting, first shell fragment is including first installation piece, the second shell fragment is including second installation piece, be the line contact between first installation piece and second installation piece and the installation panel, through changing the plane contact between ground connection shell fragment and the installation panel among the prior art into line contact, the effectual ground effect that has promoted the ground connection shell fragment has reduced the cost of manufacture of ground connection shell fragment, has promoted the effect of ground connection shell fragment ground connection.
Description
Technical Field
The utility model particularly relates to a structure of ground connection shell fragment.
Background
At present, motormeter, navigation are mostly big screen structure in order to reach, in order to reach instrument, navigation function's best effect, can adopt the ground connection shell fragment to carry out the ESD protection of display screen usually, because the ground point needs more, so have a lot of ground connection shell fragments and be used for ground connection, can cause the cost to rise like this. Therefore, a structural scheme is needed to achieve a better grounding effect of the grounding elastic sheet, and to reduce the number of the grounding elastic sheets and the cost.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: the utility model aims at not enough in the prior art, provide a structure of ground connection shell fragment, reduced the cost of manufacture of ground connection shell fragment, promoted the effect of ground connection shell fragment ground connection.
The technical scheme is as follows: in order to achieve the above object, the utility model provides a structure of ground connection shell fragment, its characterized in that: the riveting device comprises a spring plate body, wherein the spring plate body comprises a riveting sheet, a first spring plate and a second spring plate, riveting points are arranged on the riveting sheet, the first spring plate and the second spring plate are connected to the riveting sheet and symmetrically arranged about the riveting points, the first spring plate comprises a first installation sheet, the second spring plate comprises a second installation sheet, and the first installation sheet, the second installation sheet and an installation panel are in line contact.
As an improvement of the scheme, the first elastic sheet further comprises a first elastic arm, the first elastic arm is respectively connected with the riveting piece and the first installation piece, the second elastic sheet further comprises a second elastic arm, and the second elastic arm is respectively connected with the riveting piece and the second installation piece.
As an improvement of this scheme, be formed with the fillet between first installation piece and the first bullet arm, the fillet is the contact surface of first installation piece and installation panel line contact, be formed with the fillet between second installation piece and the second bullet arm, the fillet is the contact surface of second installation piece and installation panel line contact.
As an improvement of the scheme, the riveting piece is further connected with a positioning piece formed by downward folding and turning, the positioning piece comprises a first positioning piece and a second positioning piece, and the first positioning piece and the second positioning piece are connected to the riveting piece and symmetrically arranged about the riveting point.
As an improvement of the scheme, the first installation piece and the second installation piece are bent towards the direction of the positioning piece.
As a modification of this solution, the bending angle of the first mounting piece and the second mounting piece is 15 degrees.
Compared with the prior art the beneficial effects of the utility model:
1. the utility model combines two grounding elastic pieces into one grounding elastic piece, thereby reducing the cost of the mould and the price of the single piece;
2. on the premise of ensuring the technical effect the same as that of the prior art, the utility model combines two riveting points needed by two grounding elastic sheets into one riveting point, thereby realizing the technical effect the same as that of the prior art, but greatly reducing the production cost and saving the production raw materials;
3. the utility model discloses change the plane contact between ground connection shell fragment and the installation panel into line contact, the effectual ground connection effect that promotes ground connection shell fragment.
Drawings
Fig. 1 is a schematic structural diagram of a grounding elastic sheet in the prior art in this embodiment;
fig. 2 is a schematic view of a mounting structure of a grounding spring in the prior art in this embodiment;
fig. 3 is a schematic perspective view of the grounding elastic piece in the present embodiment;
fig. 4 is a schematic side structure view of the grounding elastic sheet in the embodiment;
fig. 5 is a schematic view of the installation structure of the grounding elastic sheet in this embodiment.
Description of the drawings: 1. riveting a sheet; 2. a first spring plate; 3. round corners; 4. positioning plates; 5. a second elastic sheet; 6. installing a panel; 11. riveting points; 21. a first mounting piece; 22. a first elastic arm; 51. a second mounting piece; 52. and a second elastic arm.
Detailed Description
The present invention will be further illustrated with reference to the accompanying drawings and specific embodiments, which are to be understood as merely illustrative of the invention and not as limiting the scope of the invention. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
As shown in fig. 1-2, currently, in order to achieve the most large screen structures for the automobile instruments and navigation, in order to achieve the best effect of the instruments and navigation functions, a grounding elastic sheet is usually adopted to perform ESD protection of the display screen, since there are many grounding points, many grounding elastic sheets are used for grounding, which may cause cost increase, the grounding elastic sheet in the prior art includes a rivet plate, a rivet point on the rivet plate and an elastic sheet, the elastic sheet includes an elastic arm and a mounting plate, when the grounding elastic sheet in the prior art is actually mounted, due to assembly errors between the grounding elastic sheet and the mounting panel, the grounding elastic sheet and the mounting panel are generally point contacts after being assembled, which are not plane contacts, under long-time vibration, the grounding spring is easily separated from the mounting panel, and a sharp corner on the grounding elastic sheet in the prior art may generate friction with the mounting panel, the grounding elastic sheet is easy to rust, so that the grounding elastic sheet is easy to fall off.
The grounding elastic sheet in the prior art is mostly connected to a single elastic sheet on the mounting sheet, and if the grounding point needs more, the elastic sheet needs a lot of grounding elastic sheets for grounding, so that the cost is increased, the mounting is troublesome due to more riveting points, and the grounding effect is not ideal.
In order to solve the above problem, the utility model provides a grounding elastic piece and 6 line contact's of mounting panel grounding elastic piece has solved that grounding elastic piece after the installation all is the point contact with mounting panel 6 in the past, the technical problem who drops easily.
The structure of a grounding elastic sheet as shown in fig. 3-5 comprises an elastic sheet body, wherein the elastic sheet body comprises a riveting sheet 1, a first elastic sheet 2 and a second elastic sheet 5, a riveting point 11 is arranged on the riveting sheet 1, the first elastic sheet 2 and the second elastic sheet 5 are connected to the riveting sheet 1 and symmetrically arranged about the riveting point 11, the first elastic sheet 2 comprises a first mounting sheet 21, the second elastic sheet 5 comprises a second mounting sheet 51, and the first mounting sheet 21, the second mounting sheet 51 and the mounting panel 6 are in line contact with each other.
In this embodiment: the first elastic sheet 2 further comprises a first elastic arm 22, the first elastic arm 22 is respectively connected with the riveting sheet 1 and the first mounting sheet 21, the second elastic sheet 5 further comprises a second elastic arm 52, and the second elastic arm 52 is respectively connected with the riveting sheet 1 and the second mounting sheet 51.
In this embodiment: a fillet 3 is formed between the first mounting piece 21 and the first elastic arm 22, the fillet 3 is a contact surface of the first mounting piece 21 in line contact with the mounting panel 6, a fillet 3 is formed between the second mounting piece 51 and the second elastic arm 52, and the fillet 3 is a contact surface of the second mounting piece 51 in line contact with the mounting panel 6.
In the above structure: the utility model provides a structure of ground connection shell fragment, include with the shell fragment body, the shell fragment body is including riveting piece 1, first shell fragment 2 and second shell fragment 5, still be provided with on riveting piece 1 and be used for installing fixed riveting point 11, be provided with respectively on first shell fragment 2 and the second shell fragment 5 and be used for connecting fixed first installation piece 21 and second installation piece 51, and connect respectively with first installation piece 21 and rivet piece 1, second installation piece 51 and the first arm 22 and the second arm 52 that plays of riveting piece 1, be formed with fillet 3 at first installation piece 21 and first arm 22 junction that plays, it also is formed with fillet 3 to play arm 52 junction at second installation piece 51 and second, so the shell fragment body realizes and installs the line contact between the panel 6 and fix through the line contact of 3 faces in fillet.
The utility model discloses a line contact realizes that being connected between ground connection shell fragment and the mounting panel 6 is fixed, and the contact surface of line contact adopts fillet 3 to set up, further guarantees between the contact surface of 3 forms in fillet and the mounting panel 6, and area of contact is bigger to realize that ground connection shell fragment is more firm with the connection of mounting panel 6.
The utility model discloses a single shell fragment among the prior art is improved and is connected on riveting piece 1 for two shell fragments of first shell fragment 2 and second shell fragment 5, has realized reducing mould expense and single price, under the prerequisite of guaranteeing to have the same technological effect with prior art, has merged into a riveting point with two riveting points that two ground connection shell fragments need use, realized the same with current effect technological effect, but greatly reduced manufacturing cost, saved raw materials for production.
In this embodiment: still be connected with on the riveting piece 1 and turn over the spacer 4 that the setting formed downwards, spacer 4 is including first spacer 4 and second spacer 4, and first spacer 4 and second spacer 4 are connected on riveting piece 1 and are just set up about 11 symmetries of riveting point.
In the above structure: first spacer 4 and second spacer 4 are connected respectively and are just set up relatively on riveting piece 1, can be when the installation through first spacer 4 and second spacer 4, and is more convenient, fixes a position the shell fragment body through first spacer 4 and second spacer 4 and then rivets, and is simple and convenient and more accurate.
In this embodiment: the first mounting piece 21 and the second mounting piece 51 are bent towards the positioning piece 4; the bending angle of the first mounting piece 21 and the second mounting piece 51 is 15 degrees.
In the above structure: in the prior art, the angles between the first and second mounting pieces 21 and 51 and the first and second positioning pieces 4 and 4 are 90 degrees, so the angles between the first and second positioning pieces 4 and the mounting panel 6 are 180 degrees, which is a common surface contact in the prior art, by bending the first and second mounting pieces 21 and 51, the angles between the first and second mounting pieces 21 and 51 and the first and second positioning pieces 4 and 4 are less than 90 degrees, preferably 65 degrees, at this time, the round angle 3 is formed between the first mounting piece 21 and the first elastic arm 22 due to bending, the round angle 3 is also formed between the second mounting piece 51 and the second elastic arm 52 due to bending, at this time, the contact surface between the elastic piece body and the mounting panel 6 is a line contact formed by the round angle 3, at this time, the angles between the first and second positioning pieces 4 and the mounting panel 6 and the end surfaces are more than 180 degrees, preferably 195 degrees, in which case the mounting between the dome body and the mounting panel 6 is a line contact mounting.
The technical means disclosed in the invention scheme are not limited to the technical means disclosed in the above embodiments, but also include the technical scheme formed by any combination of the above technical features.
Claims (6)
1. The utility model provides a structure of ground connection shell fragment which characterized in that: including the shell fragment body, the shell fragment body is provided with riveting point (11) including riveting piece (1), first shell fragment (2) and second shell fragment (5) on riveting piece (1), first shell fragment (2) and second shell fragment (5) are connected on riveting piece (1) and about riveting point (11) symmetry setting, first shell fragment (2) is including first installation piece (21), second shell fragment (5) is including second installation piece (51), be line contact between first installation piece (21) and second installation piece (51) and installation panel (6).
2. The structure of a grounding spring as claimed in claim 1, wherein: the first elastic sheet (2) further comprises a first elastic arm (22), the first elastic arm (22) is respectively connected with the riveting sheet (1) and the first installation sheet (21), the second elastic sheet (5) further comprises a second elastic arm (52), and the second elastic arm (52) is respectively connected with the riveting sheet (1) and the second installation sheet (51).
3. The structure of a grounding spring as claimed in claim 1 or 2, wherein: be formed with fillet (3) between first installation piece (21) and the first bullet arm (22), fillet (3) are the contact surface of first installation piece (21) and installation panel (6) line contact, be formed with fillet (3) between second installation piece (51) and the second bullet arm (52), fillet (3) are the contact surface of second installation piece (51) and installation panel (6) line contact.
4. The structure of a grounding spring as claimed in claim 1, wherein: rivet still to be connected with on piece (1) and turn over locating piece (4) that the setting formed downwards, locating piece (4) are including first locating piece (4) and second locating piece (4), and first locating piece (4) and second locating piece (4) are connected on riveting piece (1) and are set up about riveting point (11) symmetry.
5. The structure of a grounding spring as claimed in claim 1, wherein: the first mounting piece (21) and the second mounting piece (51) are bent towards the positioning piece (4).
6. The structure of a grounding spring as claimed in claim 5, wherein: the bending angle of the first mounting piece (21) and the second mounting piece (51) is 15 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921956766.1U CN211376946U (en) | 2019-11-13 | 2019-11-13 | Structure of grounding elastic sheet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921956766.1U CN211376946U (en) | 2019-11-13 | 2019-11-13 | Structure of grounding elastic sheet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211376946U true CN211376946U (en) | 2020-08-28 |
Family
ID=72154636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921956766.1U Active CN211376946U (en) | 2019-11-13 | 2019-11-13 | Structure of grounding elastic sheet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211376946U (en) |
-
2019
- 2019-11-13 CN CN201921956766.1U patent/CN211376946U/en active Active
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