CN220963959U - Board end connector - Google Patents
Board end connector Download PDFInfo
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- CN220963959U CN220963959U CN202322249752.9U CN202322249752U CN220963959U CN 220963959 U CN220963959 U CN 220963959U CN 202322249752 U CN202322249752 U CN 202322249752U CN 220963959 U CN220963959 U CN 220963959U
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- insulating medium
- shell
- shielding shell
- terminal
- end part
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- 239000000463 material Substances 0.000 claims abstract description 8
- 238000000034 method Methods 0.000 claims description 16
- 230000013011 mating Effects 0.000 claims 1
- 238000000926 separation method Methods 0.000 description 4
- 241001391944 Commicarpus scandens Species 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 241000826860 Trapezium Species 0.000 description 1
- 229910001297 Zn alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
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Abstract
The utility model relates to a board end connector, above-mentioned board end connector includes shell, shield shell, terminal and insulating medium, the inboard of above-mentioned shell is provided with groove structure, the outside of above-mentioned shield shell is provided with dovetailed structure and barb fender platform structure, the first end of above-mentioned shell is packed into to above-mentioned shield shell, above-mentioned dovetailed structure card is in groove structure department, the inboard of above-mentioned insulating medium is provided with slotted structure and groove structure, the second end of above-mentioned shield shell is packed into to above-mentioned insulating medium, the barb fender platform structure department of above-mentioned shield shell is blocked to the third end card of above-mentioned insulating medium, the third end of above-mentioned terminal follow above-mentioned insulating medium is pressed in. The problem that the fracture takes place for the equipment of shielding shell and shell press-fit can be avoided to this disclosure, improves the reliability of assembly, and the slotting structure on the insulating medium can save material, guarantees the matching of characteristic impedance and the cooperation of insulating medium and shielding shell to make the power that the terminal inserted insulating medium diminish, avoid insulating medium to receive the damage.
Description
Technical Field
The disclosure relates to the technical field of connectors, and in particular relates to a board end connector.
Background
The board-end connector is a connector with one end fixed on a circuit board and is mainly used for connecting radio frequency circuit signals. The current board-end connector is formed by assembling a plastic shell, a metal shielding shell, a metal terminal and an insulating medium, wherein the plastic shell and the metal shielding shell are assembled in a pressing mode, but the plastic shell is easy to break in the press-fit process due to different bearing forces of different materials, so that the reliability of the board-end connector is affected.
Disclosure of utility model
In order to solve the technical problem that the reliability risk exists in the assembly process of the shielding shell and the shell, the utility model provides a board end connector.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
A board end connector, characterized in that: comprising the following steps: a housing, a shield shell, a terminal, and an insulating medium;
A cavity is formed in the shell, a first groove structure is formed in the inner side of a first end part of the shell, and the first end part is any end part of the shell;
The outer side of the second end part of the shielding shell is provided with a dovetail structure, the inner side of the second end part is provided with a barb baffle structure, the shielding shell is arranged in the cavity of the housing from the first end part of the housing, the dovetail structure is clamped at the first groove structure, and the second end part is any end part of the shielding shell;
A slotted structure and a second groove structure are arranged on the inner side of a third end part of the insulating medium, the insulating medium is filled in from a second end part of the shielding shell, the third end part of the insulating medium is clamped at a barb baffle structure of the shielding shell, and the third end part is any end part of the insulating medium;
The terminal comprises a cylindrical conductive part and a power connection pin, wherein the cylindrical conductive part is pressed in from the third end part of the insulating medium.
In a further embodiment, the terminal is inserted into the cavity of the insulating medium through the cylindrical conductive part, and the power receiving pin is clamped at the second groove structure and fixed in the insulating medium.
In a further embodiment, the force to which the cylindrical conductive part is subjected when inserted into the cavity of the insulating medium is reduced by the grooved structure of the insulating medium, so that the insulating medium and the terminal are better matched, and the insulating medium is prevented from being damaged during the terminal loading process.
In a further embodiment, the terminal is inserted into the shield shell together with the insulating medium after the terminal has been pressed into the insulating medium.
In a further embodiment, the barb stop structure is a stop structure, and the insulating medium is confined within the interior of the shield shell by the barb stop structure after being encased in the shield shell.
In a further embodiment, a positioning clamping block is further arranged on the outer side of the second end portion of the shielding shell, a positioning clamping groove is further formed in the inner side of the housing, and after the shielding shell is installed in the housing, the positioning clamping block is clamped at the positioning clamping groove.
In a further embodiment, the dovetail structure and the first groove structure are corresponding matching structures, and when the shielding shell is installed in the housing, the dovetail structure and the first groove structure are spliced together to achieve embedded positioning, so that the shielding shell is fixed in the housing.
In a further embodiment, the shielding shell is integrally formed from a single sheet of material using a stamping process.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.
The implementation of the present disclosure has the following beneficial effects:
According to the utility model, the dovetail structure is arranged on the shielding shell, the groove structure corresponding to the dovetail structure is arranged on the shell, and the dovetail structure is embedded into the groove structure, so that an embedded fixed structure is formed when the shielding shell and the shell are assembled, the problem of fracture caused by press fit of the shielding shell and the shell is avoided, the assembly reliability is improved, meanwhile, the slotted structure arranged on the insulating medium saves materials, the matching of characteristic impedance and the matching of the insulating medium and the shielding shell are ensured, the force of the terminal inserted into the insulating medium is reduced by the slotted structure, and the insulating medium is prevented from being damaged when the terminal is pressed into the insulating medium.
Drawings
In order to more clearly illustrate the embodiments of the present description or the technical solutions and advantages of the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are only some embodiments of the present description, and other drawings may be obtained according to these drawings without inventive effort to a person skilled in the art.
FIG. 1 shows an exploded schematic diagram according to an embodiment of the present disclosure;
FIG. 2 illustrates a longitudinal cross-sectional schematic diagram according to an embodiment of the present disclosure;
fig. 3 shows a schematic view of a shield shell according to an embodiment of the present disclosure;
fig. 4 shows a schematic diagram of an insulating medium according to an embodiment of the present disclosure.
In the figure: 1. a housing; 11. positioning clamping grooves; 12. a groove structure; 2. a shield case; 21. a barb baffle structure; 22. positioning a clamping block; 23. a dovetail structure; 3. a terminal; 33. a power connection pin; 4. an insulating medium; 41. a slotted structure; 44. a groove structure.
Detailed Description
The technical solutions of the embodiments of the present specification will be clearly and completely described below with reference to the drawings in the embodiments of the present specification, and it is apparent that the described embodiments are only some embodiments of the present specification, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are intended to be within the scope of the present invention based on the embodiments herein.
It should be noted that the terms "first," "second," and the like in the description and the claims of the present invention and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments of the invention described herein may be implemented in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or server that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed or inherent to such process, method, article, or apparatus, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
Various exemplary embodiments, features and aspects of the disclosure will be described in detail below with reference to the drawings. In the drawings, like reference numbers indicate identical or functionally similar elements. Although various aspects of the embodiments are illustrated in the accompanying drawings, the drawings are not necessarily drawn to scale unless specifically indicated.
The word "exemplary" is used herein to mean "serving as an example, embodiment, or illustration. Any embodiment described herein as "exemplary" is not necessarily to be construed as preferred or advantageous over other embodiments.
The term "and/or" is herein merely an association relationship describing an associated object, meaning that there may be three relationships, e.g., a and/or B, may represent: a exists alone, A and B exist together, and B exists alone. In addition, the term "at least one" herein means any one of a plurality or any combination of at least two of a plurality, for example, including at least one of A, B, C, may mean including any one or more elements selected from the group consisting of A, B and C.
Furthermore, numerous specific details are set forth in the following detailed description in order to provide a better understanding of the present disclosure. It will be understood by those skilled in the art that the present disclosure may be practiced without some of these specific details. In some instances, methods, means, elements, and circuits well known to those skilled in the art have not been described in detail in order not to obscure the present disclosure.
As shown in fig. 1 to 3, in one embodiment of the present utility model, a board-end connector is involved, which includes a housing 1, a shield shell 2, a terminal 3, and an insulating medium 4;
A cavity is formed inside the shell 1, and a first groove structure 12 is arranged on the inner side of the top end of the shell 1;
the outer side of the top end of the shielding shell 2 is provided with a dovetail structure 23, the inner side of the top end of the shielding shell is provided with a barb baffle structure 21, the shielding shell 2 is arranged in the cavity of the housing 1 from the left side of the housing 1, and the dovetail structure 23 is clamped at the first groove structure 12;
The dovetail structure 23 that sets up in this embodiment is as shown in fig. 3, the tip of dovetail structure 23 is wide, and the root is narrow, is trapezium structure, has superstrong stretching resistance, through the fixed shield shell 2 of dovetail structure 23 concatenation with shell 1 need not other firmware assist just can connect very firmly to can pull more tightly when pulling by external force, the root sets up to the cone angle of 80 degrees, both can guarantee the structural force of dovetail structure 23 concatenation, can prevent again that dovetail structure 23 takes place the fracture when the concatenation. If the root inclination of the dovetail structure 23 is too small, the spliced structure is not stable enough, the shielding shell 2 is easy to fall off when assembled with the housing 1, and if the inclination is too large, the force required during assembly is too large, which can cause the shielding shell to be always stressed after being put into the housing, and affect the structural stability of the product, so that attention is required to design the root inclination angle of the dovetail structure 23 when implementing the utility model.
Further, the first groove structure 12 on the inner side of the housing 1 is designed to be a trapezoid groove structure corresponding to the dovetail structure 23, so that the shielding shell 2 and the housing 1 are connected and meshed, and the dovetail structure formed by the dovetail structure 23 and the first groove structure 12 is one of mortise and tenon structures with the strongest tensile strength, so that the shielding shell 2 and the housing 1 cannot be easily separated after being assembled.
A slotted structure 41 and a second groove structure 44 are arranged on the inner side of the left end of the insulating medium 4, the insulating medium 4 is arranged in from the left side of the shielding shell 2, and the left end of the insulating medium 4 is clamped at the barb baffle structure 21 of the shielding shell 2;
The terminal 3 includes a cylindrical conductive portion pressed from the left side of the insulating medium 4 and a power receiving pin 33.
The insulating medium 4 is used for insulating and mechanically fixing the terminal 3 and the shielding shell 2, so that different circuits respectively circulate along paths of the terminal 3 and the shielding shell 2, therefore, the insulating medium 4 comprises a cavity corresponding to a cylindrical conductive part of the terminal 3 and a separation part covering a power connection pin 33 of the terminal 3, the slotting structure 41 is arranged at a part of the separation part connected with the cavity, and a part gap exists between the separation part and a connecting part of the cavity, and the appearance that the separation part is partially connected with the cavity and is partially suspended is shown as shown in fig. 4.
It should be noted that, in this embodiment, when the parts are assembled, it is required to ensure that all fixing structures after each part is assembled can be correspondingly clamped to ensure fixing and all the fixing structures are assembled from the same direction, so that the normal assembly and use of the board-end connector are ensured, and the function of the connector is realized.
In this embodiment, the cylindrical conductive portion of the terminal 3 is first inserted into the cavity of the insulating medium 4, and the power receiving pin 33 is clamped at the second groove structure 44 of the insulating medium 4, so that the terminal 3 is fixed in the insulating medium 4, and the terminal 3 cannot fall off from the insulating medium 4.
Further, the grooved structure 41 provided on the insulating medium 4 reduces the contact area between the cylindrical conductive part of the terminal 3 and the insulating medium 4 when the cylindrical conductive part of the terminal 3 is inserted into the cavity of the insulating medium 4, and reduces the resistance, thereby ensuring that the insulating medium 4 is not damaged and deformed during the process of loading the terminal 3.
The slotted structure 41 arranged on the insulating medium 4 in this embodiment reduces the surface area of the insulating medium 4, not only well ensures the matching of characteristic impedance, but also saves materials, and the slotted structure 41 can better match the insulating medium 4 after being filled into the shielding shell 2, so that the assembly is firmer and cannot be easily shifted.
Fig. 4 shows a schematic view of an insulating medium according to an embodiment of the present disclosure, where the slot structure 41 in this embodiment is designed in a straight line shape, and in other embodiments, the slot structure 41 may be designed in a wave shape or any other shape, so long as the connection and fixation of the insulating medium 4 with the terminal 3 and the shielding shell 2 are not affected.
After the terminal 3 is pressed into the insulating medium 4, the terminal 3 and the insulating medium 4 are loaded into the shielding shell 2 together, the terminal 3 and the insulating medium 4 are pressed into the shielding shell 2 together, the left end of the insulating medium 4 is clamped at the position of the barb baffle structure 21 of the shielding shell 2, meanwhile, the terminal 3 and the insulating medium 4 are pressed into the shielding shell 2 together, the slotted structure 41 is prevented from being opened, the terminal 3 is well fixed in the insulating medium 4, and the position of the terminal is prevented from being changed.
Further, the barb stop structure 21 is a limiting structure, and is used for fixing the insulating medium 4 inside the shielding shell 2 without displacement, so that the reliability of assembly between the insulating medium 4 and the shielding shell 2 is ensured.
After the terminal 3, the insulating medium 4 and the shielding shell 2 are assembled, the terminal 3 is fixed inside the insulating medium 4, the insulating medium 4 is fixed inside the shielding shell 2, and finally the terminal 3, the insulating medium 4 and the shielding shell 2 are assembled inside the housing 1 together, so that the risk of opening the grooving structure 41 of the insulating medium 4 is reduced.
In a preferred embodiment, a positioning clamping block 22 is further disposed on the outer side of the shielding shell 2, a positioning clamping groove 11 corresponding to the positioning clamping block 22 is also disposed on the inner side of the housing 1, and when the shielding shell 2 is installed in the housing 1, the positioning clamping block 22 is clamped in the positioning clamping groove 11 to be fixed.
In this embodiment, the dovetail structure 23 on the shielding shell 2 and the first groove structure 12 on the housing 1 are corresponding matching structures, when the shielding shell 2 is installed in the housing 1, the dovetail structure 23 and the first groove structure 12 are spliced and assembled together, so that embedded positioning between the housing 1 and the shielding shell 2 is realized, the fixation of the shielding shell 2 is completed without increasing the number of parts and the volume of the board-end connector, the problem that the shielding shell 2 and the housing 1 are easy to break due to press fit is avoided, and the reliability of the board-end connector is enhanced.
In a preferred embodiment, the shield shell 2 is integrally formed from a single sheet material using a stamping process, and is formed using stamping at a lower cost and with a higher processing efficiency than prior art zinc alloy die-cast shield shells for board-end connectors.
The utility model realizes the fixation of the shielding shell by arranging the corresponding dovetail structure and the groove structure on the shielding shell and the shell, avoids the problems that the traditional board end connector shielding shell and the shell are easy to break in press fit assembly and have reliability risk, and adopts the stamping forming process to manufacture the shielding shell, thereby reducing the cost and improving the processing efficiency. The utility model also discloses a method for manufacturing the terminal, which comprises the steps of carrying out slotting treatment on the insulating medium, saving materials, reducing cost, ensuring the matching of characteristic impedance and the matching of the insulating medium and the shielding shell, reducing the force of inserting the terminal into the insulating medium, and avoiding the insulating medium from being damaged when the terminal is pressed into the insulating medium.
The foregoing description of the embodiments of the present disclosure has been presented for purposes of illustration and description, and is not intended to be exhaustive or limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments. The terminology used herein was chosen in order to best explain the principles of the embodiments, the practical application, or the technical improvements in the marketplace, or to enable others of ordinary skill in the art to understand the embodiments disclosed herein.
Claims (8)
1. A board end connector, characterized in that: comprising the following steps: a housing (1), a shield shell (2), a terminal (3) and an insulating medium (4);
A cavity is formed in the shell (1), and a first groove structure (12) is arranged on the inner side of a first end part of the shell (1), wherein the first end part is any end part of the shell (1);
The outer side of the second end part of the shielding shell (2) is provided with a dovetail structure (23), the inner side of the second end part is provided with a barb baffle structure (21), the shielding shell (2) is arranged in the cavity of the housing (1) from the first end part of the housing (1), the dovetail structure (23) is clamped at the first groove structure (12), and the second end part is any end part of the shielding shell (2);
a slotted structure (41) and a second groove structure (44) are arranged on the inner side of a third end part of the insulating medium (4), the insulating medium (4) is arranged in the second end part of the shielding shell (2), the third end part of the insulating medium (4) is clamped at a barb baffle structure (21) of the shielding shell (2), and the third end part is any end part of the insulating medium (4);
The terminal (3) includes a cylindrical conductive portion pressed from a third end of the insulating medium (4), and a power receiving pin (33).
2. A board end connector according to claim 1, characterized in that the terminal (3) is inserted into the cavity of the insulating medium (4) through the cylindrical conductive part, the electrical connection pins (33) are snapped at the second groove structures (44), the terminal (3) thereby being fixed in the insulating medium (4).
3. A board end connector according to claim 2, characterized in that the forces to which the cylindrical conductive part is subjected when inserted into the cavity of the insulating medium (4) are reduced by the grooved structure (41) of the insulating medium (4) so that the insulating medium (4) and the terminal (3) are better fitted, avoiding that the insulating medium (4) is damaged during the loading of the terminal (3).
4. A board end connector according to claim 1, characterized in that the terminal (3) is fitted into the shield shell (2) together with the insulating medium (4) after the terminal (3) has been pressed into the insulating medium (4).
5. A board end connector according to claim 1, characterized in that the barb stop structure (21) is a limit stop structure, and that the insulating medium (4) is confined inside the shielding shell (2) by the barb stop structure (21) after being inserted into the shielding shell (2).
6. The board end connector according to claim 1, wherein a positioning clamping block (22) is further arranged on the outer side of the second end portion of the shielding shell (2), a positioning clamping groove (11) is further formed on the inner side of the housing (1), and the positioning clamping block (22) is clamped at the positioning clamping groove (11) after the shielding shell (2) is installed in the housing (1).
7. A board end connector according to claim 1, wherein the dovetail structure (23) and the first groove structure (12) are corresponding mating structures, and the dovetail structure (23) and the first groove structure (12) are spliced together to realize embedded positioning when the shielding shell (2) is mounted in the housing (1), thereby completing the fixation of the shielding shell (2) in the housing (1).
8. A board end connector according to claim 1, characterized in that the shielding shell (2) is integrally formed from a single plate-like material using a stamping process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322249752.9U CN220963959U (en) | 2023-08-21 | 2023-08-21 | Board end connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322249752.9U CN220963959U (en) | 2023-08-21 | 2023-08-21 | Board end connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220963959U true CN220963959U (en) | 2024-05-14 |
Family
ID=90975511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322249752.9U Active CN220963959U (en) | 2023-08-21 | 2023-08-21 | Board end connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220963959U (en) |
-
2023
- 2023-08-21 CN CN202322249752.9U patent/CN220963959U/en active Active
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