CN213878527U

CN213878527U - Adapter shell packaging structure

Info

Publication number: CN213878527U
Application number: CN202022748417.XU
Authority: CN
Inventors: 王觉非
Original assignee: China University of Geosciences
Current assignee: China University of Geosciences
Priority date: 2020-11-24
Filing date: 2020-11-24
Publication date: 2021-08-03
Anticipated expiration: 2030-11-24

Abstract

The utility model discloses an adapter shell packaging structure, after the shell packaging structure is adopted, a supporting and positioning structure connected in a mortise and tenon mode can transmit external force born when the adapter is plugged or dynamic load brought by external wiring to a shell from an interface component, reduce the damage of the connection part of the interface component and a circuit board caused by the external force, and avoid the loosening and falling and deformation of welding points of the connection part caused by the external force; the utility model has simple structure, is suitable for various layouts of circuit board components, is suitable for the circuit board package with pluggable interface components at single end or both ends, reduces the processing and positioning difficulty, and is convenient for installation and debugging; and the stability and the service life of the whole structure are improved at low cost under the condition of meeting the performance.

Description

Adapter shell packaging structure

Technical Field

The utility model belongs to the technical field of the adapter technique and specifically relates to an adapter housing packaging structure.

Background

Common miniature economic adapter structure on the market at present is generally in directly assembling the shell after interface components and parts and circuit board welding equipment, at the plug in-process of connector or because the dynamic load that external connection brought, interface components and parts will bear the effect from the external force, and the very big part of power of acting on interface components and parts can be conducted on the connecting portion of interface components and parts and circuit board for the connecting portion solder joint is not hard up easily and drops even, thereby influences the quality of adapter. In view of the similar problems, the connector structure disclosed in the patent publication No. CN101604800B is configured to transmit the force acting on the connection end to the rear cover and the housing of the connector structure through a bracket, thereby improving the connection stability of the connector structure; however, the support structure fixed to the rear cover by the screws is too complex for the economic intensive adapter, and the structural layout is not suitable for packaging a circuit board with pluggable interface components at both ends, so how to conveniently avoid the micro economic adapter from loosening due to external forces such as plugging and unplugging is a technical problem to be solved urgently.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an adapter shell packaging structure to the solution is acted on the coupling part of miniature economic adapter interface components and parts and circuit board because of the external force that produces such as plug, leads to the not hard up problem of coming off even of coupling part solder joint.

A shell packaging structure mainly comprises five parts: 1 structural support lower shell, 1 structural support upper shell, 1 circuit board, 2 support positioning plates and 2 shell covers;

the lower structural support shell and the upper structural support shell are horizontally and symmetrically arranged;

the top parts of two end surfaces of the lower structural support shell are respectively provided with 2 screw holes, and the inner surface of the horizontal plane is provided with 2 parallel straight channels along the length direction;

the top parts of two end surfaces of the upper shell of the structural support are respectively provided with 2 screw holes, and the inner surface of the horizontal plane is provided with 2 parallel straight channels along the length direction;

the 2 parallel straight channels of the lower structural support shell are horizontally symmetrical to the 2 parallel straight channels of the upper structural support shell one by one;

the lower structural support shell and the upper structural support shell are spliced into a structural support shell with two open ends;

the circuit board and 2 supporting positioning plates are accommodated in an accommodating space formed between the structural supporting shells;

the 2 supporting and positioning plates are vertical to the upper plane and the lower plane of the accommodating space and are fixedly abutted with the upper plane and the lower plane through 4 parallel straight channels;

the supporting and positioning plate is provided with a groove, the edge of the circuit board is provided with a bulge, and the circuit board is connected with the supporting and positioning plate positioned on the two sides of the circuit board in a mortise-tenon manner through the groove and the bulge;

the circuit board is supported by the supporting and positioning plates at two sides and is arranged in the middle of the accommodating space;

2 the casing closing cap cover in the both ends opening part of structural support casing, every there is half countersunk head screw on 4 summits of casing closing cap, respectively through the screw connect in the screw of structural support casing terminal surface, will the casing closing cap is fixed on the structural support casing and press from both sides tight casing inside the circuit board reaches support locating plate terminal surface.

Preferably, the circuit board is provided with a USB interface component, a CAN interface component and a conversion circuit.

Preferably, the 2 shell cover panels are respectively provided with an opening which is a USB interface and a CAN interface and is used for communicating interface components at two ends of the circuit board to the outside.

Preferably, the circuit board and the two sides of the supporting and positioning plate are assembled into a whole to form an I-shaped double-supporting structure.

Preferably, the housing cover is of rectangular configuration.

Preferably, the structural support housing is a rectangular parallelepiped structure.

Preferably, the supporting and positioning plate and the structural supporting shell are fixed through the parallel straight channels to form a groined supporting structure.

The utility model provides a beneficial effect that technical scheme brought is: after the shell packaging structure of the technical scheme is adopted, the support positioning structure connected in the tenon-and-mortise mode can transmit external force born by the adapter when being plugged and pulled or dynamic load brought by external wiring to the shell from the interface component, reduce the damage of the connection part of the interface component and the circuit board caused by the external force, and avoid the loosening and falling and deformation of welding points of the connection part caused by the external force; in addition, the utility model has simple structure, is suitable for various layouts of circuit board components, is suitable for circuit board packaging with pluggable interface components at single end or both ends, reduces the processing and positioning difficulty, and is convenient for installation and debugging; and the stability and the service life of the whole structure are improved at low cost under the condition of meeting the performance.

Drawings

Fig. 1 is an exploded view of an adapter housing packaging structure according to an embodiment of the present invention;

FIG. 2 is a schematic diagram of a mortise and tenon joint structure of an adapter core electrical appliance in an embodiment of the present invention;

fig. 3 is an assembly view of the circuit board and the supporting positioning plate according to the embodiment of the present invention;

fig. 4(a) is a schematic diagram of an adapter housing and core electrical device assembly according to an embodiment of the present invention, and fig. 4(b) is a corresponding cross-sectional view of fig. 4 (a);

fig. 5 is a schematic view of the assembly of the housing cover according to the embodiment of the present invention.

Reference numerals: 10-structural support lower shell, 11-structural support lower shell screw hole, 12-structural support lower shell straight channel, 20-structural support upper shell, 21-structural support upper shell screw hole, 22-structural support upper shell straight channel, 30-circuit board, 31-circuit board projection, 40-support positioning plate, 41-support positioning plate undercut, 50-shell cover, 51-shell cover screw hole, 52-shell cover screw, 53-shell cover panel USB opening, 54-shell cover panel CAN opening.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be further described below with reference to the accompanying drawings.

In this embodiment, the adapter structure is used to convert a Universal Serial Bus (USB) interface into a Controller Area Network (CAN), i.e., a USB lan analyzer. The analyzer mainly comprises five parts;

referring to fig. 1, the lower portion is a lower structural support shell 10, the upper portion is an upper structural support shell 20, the middle portion is a circuit board 30, the two sides of the circuit board are support positioning plates 40, and the two ends of the shell are shell covers 50.

The circuit board 30 is provided with a USB interface component, a CAN interface component, a conversion circuit, and the like.

Referring to fig. 2, fig. 2 is a schematic diagram of a mortise and tenon structure of an adapter core electrical appliance according to an embodiment of the present invention; the core electrical part of the adapter comprises a circuit board 30 and two side supporting positioning plates 40 thereof. The supporting and positioning plate 40 can be a bare PCB, the two supporting and positioning plates (bare PCB) are provided with grooves 41, and the grooves and the corresponding protrusions 31 on the circuit board form a mortise and tenon structure, and the supporting and positioning plate 40 plays a role in positioning and supporting; according to the positions of components such as a USB port, a CAN port, an indicator light, a CPU and the like on the circuit board, corresponding notches are processed on the supporting and positioning plate 40, so that interference is avoided during assembly.

Referring to fig. 3, fig. 3 is an assembly diagram of a circuit board and a supporting positioning plate according to an embodiment of the present invention; the specific connection mode of the circuit board 30 and the two side support positioning plates 40 is as follows: one side of the bulge 31 on the circuit board 30 is inserted into the groove 41 of the supporting and positioning plate 40, and the other side of the bulge 31 on the circuit board 30 is inserted into the groove 41 of the other supporting and positioning plate 40 in the same way, so that the I-shaped double-supporting structure is integrally assembled, the integral structural strength of the core electrical appliance part is improved, and the stress condition of the circuit board is improved.

Referring to fig. 4, fig. 4(a) is a schematic diagram illustrating an assembly of an adaptor shell and a core electrical device according to an embodiment of the present invention, and fig. 4(b) is a corresponding sectional view of fig. 4 (a); the structural support shell for accommodating the core electrical appliance part is a cuboid shell with openings at two ends, which is formed by splicing the structural support upper shell 20 and the structural support lower shell 10, the structural support lower shell 10 is an installation base body for supporting the positioning plate 40, and the core electrical appliance part is fixed by utilizing the opened straight groove 12; the upper end of the support positioning plate 40 is clamped by the upper structural support shell straight groove 22, and the upper end of the support positioning plate cooperates with the lower structural support shell straight groove 12 to limit the freedom degree of the core electrical appliance part, particularly the circuit board 30 in the up-down and left-right directions, so as to form a stable # -shaped positioning support.

Referring to fig. 5, fig. 5 is a schematic view illustrating an assembly of a housing cover according to an embodiment of the present invention; the two shell sealing covers 50 respectively cover openings at the front end and the rear end of a shell formed by splicing the structural support lower shell 10 and the structural support upper shell 20, a semi-countersunk screw hole 51 on the shell sealing cover 50 is connected with

screw holes

21 and 11 on the shell through a screw 52, and the shell sealing cover 50 and the shell are fastened to form a whole; meanwhile, the two housing covers 50 clamp the circuit board 30 inside the housing and support the front and rear end faces of the positioning plate 40, so that the front and rear direction freedom of the circuit board 30 is limited; the two-piece housing cover 50 has an

opening

53 and 54 on the panel for the external communication of the USB interface and the CAN interface at the two ends of the circuit board.

The utility model discloses a beneficial effect of specific embodiment is: through the support location structure of tenon fourth of twelve earthly branches mode connection, can with the adapter by external force or the dynamic load that external connection brought that bear when being inserted and pulled on transferring to the casing from interface components and parts, reduce interface components and parts and the coupling part of circuit board receive external force to harm, avoid causing the coupling part solder joint to become flexible because of external force to drop and warp.

In this document, the terms front, back, upper and lower are used to define the components in the drawings and the positions of the components relative to each other, and are used for clarity and convenience of the technical solution. It is to be understood that the use of the directional terms should not be taken to limit the scope of the claims.

The features of the embodiments and embodiments described herein above may be combined with each other without conflict.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. An adapter housing packaging structure, comprising: the structure support comprises a lower structure support shell, an upper structure support shell, a circuit board, a support positioning plate and a shell cover;

the structure support upper shell is positioned at the upper part of the structure support lower shell, the tops of two end surfaces of the structure support upper shell are respectively provided with 2 screw holes, and the inner surface of a horizontal plane is provided with 2 parallel straight channels along the length direction;

the 2 supporting and positioning plates are vertical to the upper plane and the lower plane of the accommodating space and are fixedly abutted with the upper plane and the lower plane through the 4 parallel straight channels;

2. The adapter housing package according to claim 1, wherein the circuit board has a USB interface component, a CAN interface component, and a conversion circuit.

3. The adapter housing package of claim 1, wherein 2 of said housing cover panels each have an opening therein for a USB port and a CAN port.

4. The adapter housing package assembly of claim 1, wherein the circuit board and the support positioning plate are integrally assembled to form an i-shaped dual-support structure.

5. The adapter housing packaging arrangement of claim 1, wherein said housing cover is rectangular in configuration.

6. The adaptor housing package of claim 1, wherein said structural support housing is a rectangular parallelepiped.

7. The adapter housing package of claim 1, wherein said support alignment plate and said structural support housing are secured by said parallel straight channels to form a well-shaped support structure.