CN209948153U - Cable assembly - Google Patents
Cable assembly Download PDFInfo
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- CN209948153U CN209948153U CN201921124785.8U CN201921124785U CN209948153U CN 209948153 U CN209948153 U CN 209948153U CN 201921124785 U CN201921124785 U CN 201921124785U CN 209948153 U CN209948153 U CN 209948153U
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- metal shell
- assembly according
- circuit board
- cable connector
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Abstract
A cable assembly, comprising: a circuit board; the metal shell is welded on the surface of one side of the circuit board, and a welding leg is arranged at the joint of the metal shell and the circuit board; the cable joint is used for connecting a cable and can be plugged in the metal shell in a pluggable mode, the bottom surface of one end, plugged in the metal shell, of the cable joint is provided with an avoiding portion, and when the cable joint is plugged in the metal shell, the avoiding portion can avoid the welding leg. The utility model relates to a cable component, the welding leg at the joint of the metal shell and the circuit board is avoided through the avoiding part, and the inserting effect is prevented from being influenced; the cable connector is fixed in the metal shell through the matching of the lock catch and the lock hole, so that the disconnection of the plugging of the cable connector is avoided.
Description
Technical Field
The utility model belongs to the technical field of the connector, more specifically relates to a cable subassembly.
Background
In the process of interconnecting cables, a moving end (i.e., a cable connector) is generally connected to a stationary end (i.e., a circuit board end), and a metal shell is usually used on the stationary end to cooperate and lock with the moving end. In the prior art, a metal shell is generally fixed on a circuit board at a static end through welding, and solder tin residue or overflow is inevitable around a welded leg after welding and cannot be removed. When the movable end is inserted into the static end, the insertion effect is easily affected by the residual soldering tin, and the smooth mutual matching of the static end and the movable end is hindered or affected, so that the conduction effect is affected.
Therefore, there is a need to develop a cable assembly that can be smoothly mated without being affected by residual solder during plugging.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a cable subassembly can not receive remaining soldering tin influence and smooth each other join in marriage when connecing the connecing.
In order to achieve the above object, the present invention provides a cable assembly, including:
a circuit board;
the metal shell is welded on the surface of one side of the circuit board, and a welding leg is arranged at the joint of the metal shell and the circuit board;
the cable connector is used for connecting a cable and can be inserted into the metal shell in a pluggable mode, the bottom surface of one end, inserted into the metal shell, of the cable connector is provided with an avoiding portion, and when the cable connector is inserted into the metal shell, the avoiding portion can avoid the welding leg.
Preferably, the metal housing includes two longitudinal walls arranged in parallel and a transverse wall connected between the two longitudinal walls, and a bottom of each of the longitudinal walls is connected to the circuit board through the solder tail.
Preferably, dodge the portion including a pair of groove of dodging, a pair of groove of dodging is followed the grafting direction symmetry of cable joint is located the both sides of bottom surface, a pair of groove of dodging is followed respectively two sides of cable joint are inwards sunken, and all follow the bottom surface is inwards sunken.
Preferably, the profile of the avoidance groove on the cross section perpendicular to the plugging direction of the cable connector is an angular shape, the angular shape includes a first side and a second side which are connected with each other, the first side is connected with one of the two side surfaces of the cable connector, the second side is connected with the bottom surface, the first side and the second side form an included angle, and the included angle is not less than 90 °.
Preferably, the contour of the avoiding groove on a cross section perpendicular to the plugging direction of the cable connector is an oblique line, one end of the oblique line is located on the bottom surface, and the other end of the oblique line is located on one of the two side surfaces of the cable connector.
Preferably, the contour of the avoidance groove on a cross section perpendicular to the plugging direction of the cable connector is an arc, one end of the arc is located on the bottom surface, and the other end of the arc is located on one of the two side surfaces of the cable connector.
Preferably, the contour of the avoidance groove on the cross section perpendicular to the plugging direction of the cable connector is a fold line, one end of the fold line is located on the bottom surface, and the other end of the fold line is located on one of the two side surfaces of the cable connector.
Preferably, on a cross section perpendicular to the plugging direction of the cable connector, the maximum distance Y between a point on the contour of the avoidance groove and the bottom surface is 0.2-2mm, and the maximum distance X between the point and the side surface of the cable connector is 0.2-2 mm.
Preferably, still include the hasp, the top surface that the cable connects is equipped with to sunken mounting groove in, the one end of hasp is equipped with the linking arm, the linking arm connect in the mounting groove.
Preferably, the transverse wall of the metal shell is provided with a lock hole, the top surface of the lock catch is provided with a protruding part, and the protruding part can be clamped in the lock hole when the cable connector is inserted into the metal shell, so that the cable connector is fixed on the metal shell.
The utility model relates to a cable subassembly, its beneficial effect lies in: the welding leg at the joint of the metal shell and the circuit board is avoided through the avoiding part, so that the inserting effect is prevented from being influenced; the cable connector is fixed in the metal shell through the matching of the lock catch and the lock hole, so that the disconnection of the plugging of the cable connector is avoided.
Other features and advantages of the present invention will be described in detail in the detailed description which follows.
Drawings
The above and other objects, features and advantages of the present invention will become more apparent by describing in more detail exemplary embodiments thereof with reference to the attached drawings, in which like reference numerals generally represent like parts throughout the exemplary embodiments of the present invention.
Fig. 1 shows a schematic structural view of a cable assembly of an exemplary embodiment of the present invention;
fig. 2 shows a schematic structural view of another angle of a cable assembly of an exemplary embodiment of the present invention;
fig. 3 shows a schematic view of a circuit board in a cable assembly according to an exemplary embodiment of the present invention;
fig. 4 shows a schematic structural view of a cable connector and a latch in a cable assembly according to an exemplary embodiment of the present invention;
fig. 5 shows a schematic structural view of a cable joint in a cable assembly according to an exemplary embodiment of the present invention;
fig. 6 shows a schematic structural view of a cable joint in a cable assembly according to yet another exemplary embodiment of the present invention;
fig. 7 shows a schematic structural view of a cable joint in a cable assembly according to yet another exemplary embodiment of the present invention;
fig. 8 is a schematic structural view of a cable joint in a cable assembly according to yet another exemplary embodiment of the present invention;
description of reference numerals:
the cable comprises a circuit board 1, a metal shell 2, a cable joint 3, an avoiding part 4, a longitudinal wall 5, a transverse wall 6, a lock hole 7, a lock catch 8, a protruding part 9, a connecting terminal 10, a welding leg 11, a mounting groove 12, a connecting arm 13, a bottom surface 14, an end surface 15, a first side surface 16 and a second side surface 17.
Detailed Description
Preferred embodiments of the present invention will be described in more detail below. While the following describes preferred embodiments of the present invention, it should be understood that the present invention may be embodied in various forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
For solving the problem that prior art exists, the utility model provides a cable subassembly, include:
a circuit board;
the metal shell is welded on the surface of one side of the circuit board, and a welding leg is arranged at the joint of the metal shell and the circuit board;
the cable joint is used for connecting a cable and can be plugged in the metal shell in a pluggable mode, the bottom surface of one end, plugged in the metal shell, of the cable joint is provided with an avoiding portion, and when the cable joint is plugged in the metal shell, the avoiding portion can avoid the welding leg.
The utility model relates to a cable subassembly can dodge out the leg of metal casing and circuit board junction through dodging the portion, avoids the influence to connect and inserts the effect.
Preferably, the metal housing includes two longitudinal walls arranged in parallel and a transverse wall connected between the two longitudinal walls, and a bottom of each longitudinal wall is connected to the circuit board by a solder tail. The metal casing passes through welded connection in the circuit board, has soldering tin to remain or spill over and influence the mutual joining of metal casing and cable joint in leg department after the welding, dodges the portion and can effectively dodge remaining soldering tin, makes the effect of mutually joining in marriage better.
Preferably, dodge the portion and include a pair of groove of dodging, and a pair of both sides of dodging the bottom surface are located along cable joint's grafting direction symmetry to the groove, and a pair of groove of dodging inwards caves in from two sides of cable joint respectively, and all inwards caves in from the bottom surface. Two sides of cable joint are first side and second side, and a pair of dodge groove is located the junction of first side and bottom surface and the junction of second side and bottom surface respectively, forms the unfilled corner to give up the space of leg department, reach the effect of dodging.
Preferably, the pair of avoiding grooves extend inwards from the end face of one end of the cable connector along the plugging direction of the cable connector, and the extending length is not less than the length of the welding leg at the connecting part of the metal shell and the circuit board.
Preferably, the contour of the avoiding groove on the cross section perpendicular to the plugging direction of the cable connector is an angle shape, the angle shape comprises a first side and a second side which are connected with each other, the first side is connected to one of the two side surfaces of the cable connector, namely the first side surface or the second side surface, the second side is connected to the bottom surface, the first side and the second side form an included angle, and the included angle is not less than 90 degrees, so that the effect of avoiding welding pins is achieved.
Preferably, the profile of the avoiding groove in a cross section perpendicular to the plugging direction of the cable connector is a diagonal line, one end of the diagonal line is located at the bottom surface, and the other end of the diagonal line is located at one of two side surfaces of the cable connector, namely the first side surface or the second side surface.
Preferably, the profile of the avoiding groove on a cross section perpendicular to the plugging direction of the cable connector is a circular arc, one end of the circular arc is located on the bottom surface, and the other end of the circular arc is located on one of two side surfaces of the cable connector, namely the first side surface or the second side surface. The arc avoidance groove forms a concave unfilled corner for the welding foot, so that the avoidance effect is achieved.
Preferably, the profile of the avoiding groove on the cross section perpendicular to the plugging direction of the cable connector is a broken line, one end of the broken line is located on the bottom surface, and the other end of the broken line is located on one of two side surfaces of the cable connector, namely the first side surface or the second side surface, so that the effect of avoiding welding feet is achieved.
Preferably, in a cross-section perpendicular to the plugging direction of the cable lug, the maximum distance Y between a point on the contour of the avoidance groove and the bottom surface is 0.2-2mm, and the maximum distance X between the point and the side surface of the cable lug is 0.2-2 mm. The lengths of the welding leg and the residual soldering tin at the welding leg position in the X direction and the Y direction are smaller, and the effect of avoiding can be achieved by enabling the size of the avoiding groove to be larger than the size of the residual soldering tin at the welding leg and the welding leg position.
Preferably, still include the hasp, the top surface of cable joint is equipped with inside sunken mounting groove, and the one end of hasp is equipped with the linking arm, and the linking arm is connected in the mounting groove. The connecting arm is closely fixed with the mounting groove through interference fit, the lock catch is metal, the wire connector is plastic, and the lock catch is pressed into the mounting groove through external force so as to achieve the purpose of fixed connection.
Preferably, the transverse wall of the metal shell is provided with a lock hole, the top surface of the lock catch is provided with a protruding portion, and the protruding portion can be clamped in the lock hole when the cable connector is inserted into the metal shell, so that the cable connector is fixed to the metal shell. The protruding part and the lockhole are two, so that the matching relation is more stable. The cable connector is fixed in the metal shell through the matching of the lock catch and the lock hole, so that the disconnection of the plugging of the cable connector is avoided.
Preferably, the cable joint is provided with a connecting terminal, a connector is arranged between the circuit board and the metal shell, the connector is electrically connected with the circuit board, and when the cable joint is plugged in the metal shell, the connecting terminal is plugged in the connector and is conducted with the connector.
Example 1
As shown in fig. 1 to 5, the present invention provides a cable assembly, including:
a circuit board 1;
the metal shell 2 is welded on the surface of one side of the circuit board 1, and a welding leg 11 is arranged at the joint of the metal shell 2 and the circuit board 1;
the cable joint 3 is used for connecting a cable and can be plugged in the metal shell 2 in a pluggable mode, the bottom surface 14 of one end, plugged in the metal shell 2, of the cable joint 3 is provided with an avoiding portion 4, and when the cable joint 3 is plugged in the metal shell 2, the avoiding portion 4 can avoid the welding leg 11.
In the present embodiment, the metal case 2 includes two longitudinal walls 5 arranged in parallel and a transverse wall 6 connected between the two longitudinal walls 5, and the bottom of each longitudinal wall 5 is connected to the circuit board 1 by a solder tail 11. The cable assembly further comprises a lock catch 8, the top surface of the cable joint 3 is provided with an inward-concave mounting groove 12, one end of the lock catch 8 is provided with a connecting arm 13, and the connecting arm 13 is connected into the mounting groove 12. The connecting arm 13 is tightly fixed with the mounting groove 12 through interference fit, the latch 8 is metal, the cable connector 3 is plastic, and the latch 8 is pressed into the mounting groove 12 through external force.
Be equipped with lockhole 7 on metal casing 2's the horizontal wall 6, the top surface of hasp 8 is equipped with protruding portion 9, and protruding portion 9 can be in lockhole 7 when cable joint 3 pegs graft in metal casing 2 to make cable joint 3 be fixed in metal casing 2. The protruding portion 9 and the lock hole 7 are two.
In this embodiment, the avoiding portion 4 includes a pair of avoiding grooves symmetrically disposed on both sides of the bottom surface 14 along the plugging direction of the cable connector 3, and the pair of avoiding grooves are respectively recessed inward from both side surfaces of the cable connector 3 and are all recessed inward from the bottom surface 14. Two side surfaces of the cable joint 3, namely a first side surface 16 and a second side surface 17, are respectively arranged at the joint of the first side surface 16 and the bottom surface 14 and the joint of the second side surface 17 and the bottom surface 14 to form unfilled corners so as to make room for the welding feet 11. On a cross section perpendicular to the plugging direction of the cable lug, the maximum distance Y between the point on the contour of the avoidance groove and the bottom surface 14 is 1mm, and the maximum distance X between the point and the side surface of the cable lug 3 is 1 mm.
The end surfaces 15 of the pair of avoiding grooves at one end of the cable connector 3 extend inwards along the plugging direction of the cable connector 3, and the extending length is not less than the length of the welding feet 11 at the connecting part of the metal shell 2 and the circuit board 1.
In this embodiment, the contour of the avoiding groove in a cross section perpendicular to the plugging direction of the cable connector 3 is an angle shape, the angle shape includes a first side and a second side that are connected to each other, the first side is connected to one of two side surfaces of the cable connector 3, that is, the first side surface 16 or the second side surface 17, the second side is connected to the bottom surface 14, the first side and the second side form an included angle, the included angle is 90 °, so as to achieve the effect of avoiding the solder tail 11.
In this embodiment, the cable connector 3 is provided with a connection terminal 10, a connector is provided between the circuit board 1 and the metal casing 2, and the connector is electrically connected to the circuit board 1, and when the cable connector 3 is plugged into the metal casing 2, the connection terminal 10 is plugged into the connector and is conducted with the connector.
Example 2
As shown in fig. 6, the cable assembly according to embodiment 2 is different from embodiment 1 in that,
in the present embodiment, the contour of the avoidance groove in a cross section perpendicular to the plugging direction of the cable header 3 is an oblique line, one end of which is located at the bottom surface 14 and the other end is located at one of the two side surfaces of the cable header 3, i.e., the first side surface 16 or the second side surface 17.
Example 3
As shown in fig. 7, the cable assembly according to embodiment 3 is different from embodiment 1 in that,
in the present embodiment, the contour of the avoidance groove in a cross section perpendicular to the plugging direction of the cable header 3 is a circular arc, one end of which is located at the bottom surface 14 and the other end is located at one of the two side surfaces of the cable header 3, i.e., the first side surface 16 or the second side surface 17.
Example 4
As shown in fig. 8, the cable assembly according to embodiment 4 is different from embodiment 1 in that,
in the present embodiment, the contour of the avoiding groove in the cross section perpendicular to the plugging direction of the cable connector 3 is a broken line, one end of the broken line is located on the bottom surface 14, and the other end of the broken line is located on one of two side surfaces of the cable connector 3, namely the first side surface 16 or the second side surface 17, so as to achieve the effect of avoiding the solder tail 11.
While various embodiments of the present invention have been described above, the above description is intended to be illustrative, not exhaustive, and not limited to the disclosed embodiments. 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.
Claims (10)
1. A cable assembly, comprising:
a circuit board (1);
the metal shell (2) is welded on one side surface of the circuit board (1), and a welding leg (11) is arranged at the joint of the metal shell (2) and the circuit board (1);
the cable connector (3) is used for connecting a cable and can be plugged into the metal shell (2) in a pluggable mode, an avoiding portion (4) is arranged on a bottom surface (14) of one end, plugged into the metal shell (2), of the cable connector (3), and when the cable connector (3) is plugged into the metal shell (2), the avoiding portion (4) can avoid the welding foot (11).
2. Cable assembly according to claim 1, wherein the metal housing (2) comprises two longitudinal walls (5) arranged in parallel and a transverse wall (6) connected between the two longitudinal walls (5), the bottom of each longitudinal wall (5) being connected to the circuit board (1) by means of the solder foot (11).
3. The cable assembly according to claim 1, wherein the avoiding portion (4) includes a pair of avoiding grooves symmetrically disposed at both sides of the bottom surface (14) along the plugging direction of the cable connector (3), the pair of avoiding grooves being inwardly recessed from both side surfaces of the cable connector (3) respectively and both being inwardly recessed from the bottom surface (14).
4. Cable assembly according to claim 3, wherein the profile of the evasion groove in a cross section perpendicular to the plugging direction of the cable header (3) is an angle shape comprising a first side and a second side connected to each other, the first side being connected to one of the two side faces of the cable header (3), the second side being connected to the bottom face (14), the first side forming an angle with the second side, the angle being not smaller than 90 °.
5. Cable assembly according to claim 3, wherein the profile of the evasion groove in a cross section perpendicular to the plugging direction of the cable lug (3) is a diagonal line, one end of which is located at the bottom surface (14) and the other end is located at one of the two side surfaces of the cable lug (3).
6. Cable assembly according to claim 3, wherein the profile of the avoiding groove in a cross section perpendicular to the plugging direction of the cable lug (3) is a circular arc, one end of which is located at the bottom surface (14) and the other end is located at one of the two side surfaces of the cable lug (3).
7. Cable assembly according to claim 3, wherein the profile of the avoiding groove in a cross section perpendicular to the plugging direction of the cable lug (3) is a broken line with one end located at the bottom surface (14) and the other end located at one of the two side surfaces of the cable lug (3).
8. Cable assembly according to any one of claims 4 to 7, wherein, in a cross section perpendicular to the plugging direction of the cable lug (3), the maximum distance Y of the point on the profile of the evasive groove from the bottom surface (14) is 0.2-2mm and the maximum distance X from the side surface of the cable lug (3) is 0.2-2 mm.
9. The cable assembly according to claim 2, further comprising a latch (8), wherein the top surface of the cable connector (3) is provided with an inwardly recessed mounting groove (12), and one end of the latch (8) is provided with a connecting arm (13), and the connecting arm (13) is connected in the mounting groove (12).
10. The cable assembly according to claim 9, wherein the transverse wall (6) of the metal housing (2) is provided with a locking hole (7), the top surface of the lock catch (8) is provided with a protrusion (9), and the protrusion (9) can be clamped in the locking hole (7) when the cable connector (3) is plugged in the metal housing (2), so that the cable connector (3) is fixed to the metal housing (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921124785.8U CN209948153U (en) | 2019-07-17 | 2019-07-17 | Cable assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921124785.8U CN209948153U (en) | 2019-07-17 | 2019-07-17 | Cable assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209948153U true CN209948153U (en) | 2020-01-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921124785.8U Active CN209948153U (en) | 2019-07-17 | 2019-07-17 | Cable assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209948153U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113285292A (en) * | 2021-05-18 | 2021-08-20 | 中航光电科技股份有限公司 | Buckle locking type electric connector |
-
2019
- 2019-07-17 CN CN201921124785.8U patent/CN209948153U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113285292A (en) * | 2021-05-18 | 2021-08-20 | 中航光电科技股份有限公司 | Buckle locking type electric connector |
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