CN210897740U - Connector with terminal fixing structure - Google Patents
Connector with terminal fixing structure Download PDFInfo
- Publication number
- CN210897740U CN210897740U CN201921819254.0U CN201921819254U CN210897740U CN 210897740 U CN210897740 U CN 210897740U CN 201921819254 U CN201921819254 U CN 201921819254U CN 210897740 U CN210897740 U CN 210897740U
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- terminal
- limiting
- end groove
- connector
- shell
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- 238000003466 welding Methods 0.000 claims description 17
- 238000004080 punching Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 6
- 238000005476 soldering Methods 0.000 description 8
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of connectors, in particular to a connector with a terminal fixing structure, which comprises a shell and a plurality of terminals arranged in the shell, wherein the shell is provided with containing holes for assembling external plugs, the shell is provided with end grooves with the same number as the terminals, the end grooves are distributed on two sides of the containing holes and communicated with the containing holes, the terminals are provided with limiting structures, the end grooves are communicated with limiting holes, and the limiting holes are arranged in the side wall of the shell; when the terminal is installed in the end groove, the limiting mechanism is assembled in the limiting hole and used for preventing the terminal from toppling over towards the outside of the end groove. The utility model discloses a be provided with limit structure at the terminal to be provided with at the casing and be used for with the spacing hole of stop gear complex, even make the terminal install when the end groove, spacing mechanism dress is located spacing downthehole, thereby plays the effect that prevents the terminal and empty towards holding the hole, has avoided the phenomenon of terminal upwarping to take place.
Description
Technical Field
The utility model belongs to the technical field of the connector technique and specifically relates to indicate a connector with terminal fixed knot constructs.
Background
A board-to-board connector includes a male connector and a female connector, and electrical conduction is achieved by inserting terminals of the female connector into terminals of the male connector. In order to ensure that the shell does not interfere with the abutting of the terminals, the middle part of the shell of the male connector is provided with an accommodating hole, and two sides of the accommodating hole are respectively provided with an end groove and a terminal arranged in the end groove; the terminal of the female connector protrudes out of the shell from the hole at the top of the shell; when the male seat is inserted into the female seat, the terminal of the female seat can be inserted into the containing hole of the male seat and is abutted to the terminal of the male seat.
However, for the male socket, after the terminal is installed in the end groove, one end surface of the terminal is positioned without a wall, so that if the length of the terminal exceeds 3.75cm and the thickness of the housing is less than L/3(L is the contact height between the terminal of the male socket and the terminal of the female socket), the terminal cannot be effectively fixed by the housing, that is, the terminal falls down in the direction of the accommodating hole, the male socket and the female socket have the opposite insertion effect, and the welding part of the terminal is raised to cause the phenomenon of false welding.
Disclosure of Invention
The utility model discloses problem to prior art provides a connector with terminal fixed knot constructs, can fix the inner wall at the casing to the terminal is avoided toppling over and the phenomenon of upwarping takes place.
In order to solve the technical problem, the utility model discloses a following technical scheme:
the utility model provides a connector with terminal fixed knot constructs, including casing and many terminals of installing in the casing, the casing is provided with the appearance hole that is used for assembling external plug, the casing is provided with the quantity and the same end groove of quantity of terminal, the end groove distributes in the both sides of appearance hole and with hold the hole intercommunication, the terminal is provided with limit structure, end groove intercommunication has spacing hole, spacing hole sets up in the lateral wall of casing; when the terminal is installed in the end groove, the limiting mechanism is assembled in the limiting hole and used for preventing the terminal from toppling over towards the outside of the end groove.
Furthermore, the limiting structure comprises two limiting convex hulls which are respectively arranged on two sides of the terminal, the number of the limiting holes is two, and the two limiting holes are respectively communicated with two sides of the end groove; when the terminal is arranged in the end groove, the limiting convex hull is assembled in the end groove.
Furthermore, the terminal and the two limit convex hulls are integrally formed through punching.
Furthermore, the limiting structure comprises two chamfers respectively arranged at two sides of the terminal, the number of the limiting holes is two, and the two limiting holes are respectively communicated with two sides of the end groove; when the terminal is mounted in the end groove, the chamfer is assembled in the end groove.
Furthermore, the limiting structure comprises a limiting part arranged at the top of the terminal, the limiting part is not parallel to the terminal, a limiting hole is communicated with the top of the end groove, and the limiting hole is a blind hole; when the terminal is arranged in the end groove, the limiting part is assembled in the end groove.
Furthermore, the terminal comprises a main part, a welding part and two positioning parts, wherein the welding part is arranged at the bottom of the main part, the limiting structures are arranged at the main part, and the two positioning parts are respectively arranged at two sides of the main body; when the terminal is arranged in the end groove, the welding part is positioned outside the bottom of the shell and is used for welding with an external circuit board, and the positioning part is used for abutting against the inner wall of the end groove when the terminal is arranged in the end groove so as to prevent the terminal from being inserted into the end groove too deeply.
Furthermore, the bottom of the shell is provided with a positioning column, and the positioning column is used for being inserted into an external circuit board to realize positioning.
Furthermore, the two sides of the shell are respectively provided with a grounding sheet.
The utility model has the advantages that: the utility model discloses a be provided with limit structure at the terminal to be provided with at the casing and be used for with the spacing hole of stop gear complex, even make the terminal install when the end groove, spacing mechanism dress is located spacing downthehole, thereby plays the effect that prevents the terminal and empty towards holding the hole, has avoided the phenomenon of terminal upwarping to take place.
Drawings
FIG. 1 is a schematic view of example 1.
Fig. 2 is a schematic view of a terminal of embodiment 1.
Fig. 3 is a schematic view of the housing of embodiment 1.
Fig. 4 is a cross-sectional view of the terminal and the housing of embodiment 1 at the mating position.
Fig. 5 is an enlarged view of fig. 4 at a.
FIG. 6 is a schematic view of example 2.
Fig. 7 is a schematic view of a terminal of embodiment 2.
Fig. 8 is a schematic view of the housing of embodiment 2.
FIG. 9 is a schematic view of example 3.
FIG. 10 is a sectional view of example 3.
Reference numerals: 1-shell, 2-terminal, 11-appearance hole, 12-end groove, 13-spacing hole, 14-positioning column, 15-grounding piece, 21-spacing convex hull, 22-chamfer, 23-spacing portion, 24-base, 25-welding portion, 26-positioning portion.
Detailed Description
In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention. The present invention will be described in detail with reference to the accompanying drawings.
Example 1
As shown in fig. 1 to 5, the present embodiment provides a connector with a terminal fixing structure, specifically a male connector in a board-to-board connector, which includes a housing 1 and a plurality of terminals 2 installed in the housing 1, wherein the housing 1 is provided with accommodating holes 11 for assembling external plugs, the housing 1 is provided with end slots 12 having the same number as that of the terminals 2, the end slots 12 are distributed on two sides of the accommodating holes 11 and communicated with the accommodating holes 11, the terminals 2 are provided with a limiting structure, the end slots 12 are communicated with limiting holes 13, and the limiting holes 13 are disposed in side walls of the housing 1.
Specifically, the limiting structure comprises two limiting convex hulls 21, the two limiting convex hulls 21 are respectively arranged on two sides of the terminal 2, the number of the limiting holes 13 is two, and the two limiting holes 13 are respectively communicated with two sides of the end groove 12; when the terminal 2 is mounted in the end groove 12, the position-restricting convex hull 21 is fitted in the end groove 12. More specifically, the end slot 12 and the two retaining holes 13 form a T-shaped slot.
Namely, when the terminal 2 is arranged in the end slot 12, the terminal 2 is inserted into the end slot 12 from the bottom of the shell 1 to complete the assembly; and when terminal 2 was installed in end groove 12, this spacing convex closure 21 also can assemble in spacing hole 13 thereupon to reach spacing effect, be favorable to preventing that terminal 2 from toppling over towards the direction that holds hole 11 because of the parameter problem, reliability when having guaranteed terminal 2 and female seat butt, and avoided because of terminal 2 topples over and lead to terminal 2 and circuit board welding false welding phenomenon that can appear to take place.
Specifically, the terminal 2 and the two limiting convex hulls 21 are integrally formed through punching, so that the connection between the terminal 2 and the limiting convex hulls 21 is more stable.
In this embodiment, the terminal 2 includes a main portion 24, two soldering portions 25 and two positioning portions 26, the soldering portions 25 are disposed at the bottom of the main portion 24, the limiting structure is disposed at the main portion 24, the number of the positioning portions 26 is two, and the two positioning portions 26 are disposed at two sides of the main portion 24 respectively; when the terminal 2 is mounted in the end groove 12, the soldering portion 25 is located outside the bottom of the housing 1 for soldering with an external circuit board, and the positioning portion 26 is used for abutting against the inner wall of the end groove 12 when the terminal 2 is mounted in the end groove 12 to prevent the terminal 2 from being inserted too deeply into the end groove 12. Specifically, the welding portion 25 is formed by extending and bending the bottom of the base portion 24, the two limiting convex hulls 21 are respectively disposed on two sides of the base portion 24, and the positioning portion 26 is located between the limiting convex hulls 21 and the welding portion 25. That is, the main portion 24 of the terminal 2 is installed in the end groove 12 and electrically connected to the female seat, and the soldering portion 25 is substantially perpendicular to the main portion 24 and is used for soldering after abutting against the circuit board to fix the terminal to the circuit board, the main portion 24 of the present invention does not tilt towards the direction of the accommodating hole 11, which is beneficial to ensuring that the soldering portion 25 does not tilt; the positioning portion 26 prevents the main portion 24 from being inserted too deeply into the end groove 12, and ensures that the soldering portion 25 of each terminal 2 is located on the same plane.
In this embodiment, the bottom of casing 1 is provided with reference column 14, reference column 14 is used for inserting external circuit board in order to realize the location, makes the utility model discloses the position is more accurate when welding in the circuit board.
In this embodiment, the grounding pieces 15 are respectively installed on two sides of the housing 1 for grounding and avoiding the leakage of electricity.
Example 2
As shown in fig. 4 to 6, the present embodiment is different from embodiment 1 mainly in that: the limiting structure of the present embodiment includes two chamfers 22 respectively disposed at two sides of the terminal 2, the number of the limiting holes 13 is two, the two limiting holes 13 are respectively communicated with two sides of the end groove 12, and the communication relationship between the limiting holes 13 and the end groove 12 in the present embodiment is substantially the same as that shown in fig. 5; when the terminal 2 is mounted in the end groove 12, the chamfer 22 is fitted in the end groove 12; the end slot 12 and the two limiting holes 13 form a T-shaped slot. The shape of the chamfer 22 is different from that of the stopper convex 21, but the effect is the same, and the chamfer fits in the stopper hole 13 so that the terminal 2 does not fall down toward the receiving hole 11.
The rest of the structure is similar to that of embodiment 1, and therefore, the description thereof is omitted.
Example 3
As shown in fig. 7 and 8, the present embodiment is different from embodiments 1 and 2 in that: the limiting structure comprises a limiting part 23 arranged at the top of the terminal 2, the limiting part 23 is not parallel to the terminal 2, and the limiting hole 13 is communicated with the top of the end groove 12; when the terminal 2 is mounted in the end groove 12, the stopper portion 23 is fitted in the end groove 12.
Compared with the embodiments 1 and 2, the main difference of the limiting mechanism of the present embodiment is that the limiting mechanism of the present embodiment is disposed on the top of the main portion 24 of the terminal 2, and the limiting portion 23, the main portion 24, the welding portion 25 and the positioning portion 26 are integrally formed by stamping, and the limiting portion 23 is bent toward a direction away from the accommodating hole 11; since the position-limiting hole 13 is a blind hole structure, the effect of preventing the terminal 2 from falling toward the accommodating hole 11 can be achieved when the position-limiting portion 23 is assembled in the position-limiting hole 13.
Other structures of this embodiment are similar to those of embodiment 1, and are not described herein again.
The above description is only for the preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention is disclosed in the preferred embodiment, it is not limited to the above description, and any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the scope of the present invention, but all the technical solutions of the present invention are within the scope of the present invention.
Claims (8)
1. The utility model provides a connector with terminal fixed knot constructs, includes the casing and many installs in the terminal in the casing, its characterized in that: the shell is provided with accommodating holes for assembling external plugs, the shell is provided with end grooves with the same number as that of the terminals, the end grooves are distributed on two sides of the accommodating holes and communicated with the accommodating holes, the terminals are provided with limiting structures, the end grooves are communicated with limiting holes, and the limiting holes are arranged in the side walls of the shell; when the terminal is installed in the end groove, the limiting mechanism is assembled in the limiting hole and used for preventing the terminal from toppling over towards the outside of the end groove.
2. The connector with a terminal fixing structure according to claim 1, wherein: the limiting structure comprises two limiting convex hulls which are respectively arranged on two sides of the terminal, the number of the limiting holes is two, and the two limiting holes are respectively communicated with two sides of the end groove; when the terminal is arranged in the end groove, the limiting convex hull is assembled in the end groove.
3. The connector with a terminal fixing structure according to claim 2, wherein: the terminal and the two limiting convex hulls are integrally formed through punching.
4. The connector with a terminal fixing structure according to claim 1, wherein: the limiting structure comprises two chamfers which are respectively arranged on two sides of the terminal, the number of the limiting holes is two, and the two limiting holes are respectively communicated with two sides of the end groove; when the terminal is mounted in the end groove, the chamfer is assembled in the end groove.
5. The connector with a terminal fixing structure according to claim 1, wherein: the limiting structure comprises a limiting part arranged at the top of the terminal, the limiting part is not parallel to the terminal, a limiting hole is communicated with the top of the end groove, and the limiting hole is a blind hole; when the terminal is arranged in the end groove, the limiting part is assembled in the end groove.
6. The connector with a terminal fixing structure according to claim 1, wherein: the terminal comprises a main part, welding parts and positioning parts, wherein the welding parts are arranged at the bottom of the main part, the limiting structures are arranged at the main part, the number of the positioning parts is two, and the two positioning parts are respectively arranged at two sides of the main body; when the terminal is arranged in the end groove, the welding part is positioned outside the bottom of the shell and is used for welding with an external circuit board, and the positioning part is used for abutting against the inner wall of the end groove when the terminal is arranged in the end groove so as to prevent the terminal from being inserted into the end groove too deeply.
7. The connector with a terminal fixing structure according to claim 1, wherein: the bottom of casing is provided with the reference column, the reference column is used for inserting external circuit board in order to realize the location.
8. The connector with a terminal fixing structure according to claim 1, wherein: the two sides of the shell are respectively provided with a grounding sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921819254.0U CN210897740U (en) | 2019-10-25 | 2019-10-25 | Connector with terminal fixing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921819254.0U CN210897740U (en) | 2019-10-25 | 2019-10-25 | Connector with terminal fixing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210897740U true CN210897740U (en) | 2020-06-30 |
Family
ID=71316643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921819254.0U Active CN210897740U (en) | 2019-10-25 | 2019-10-25 | Connector with terminal fixing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210897740U (en) |
-
2019
- 2019-10-25 CN CN201921819254.0U patent/CN210897740U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No. 15, Wenming Road, Daning, Humen Town, Dongguan City, Guangdong Province, 523000 Patentee after: Weifeng electronic (Guangdong) Co.,Ltd. Country or region after: China Address before: 523899 Changxing Road 01A, Ludong Community, Humen Town, Dongguan City, Guangdong Province Patentee before: Weifeng electronic (Guangdong) Co.,Ltd. Country or region before: China |