CN210007044U - Snap-fastener type connector - Google Patents
Snap-fastener type connector Download PDFInfo
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- CN210007044U CN210007044U CN201920842206.7U CN201920842206U CN210007044U CN 210007044 U CN210007044 U CN 210007044U CN 201920842206 U CN201920842206 U CN 201920842206U CN 210007044 U CN210007044 U CN 210007044U
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- plug
- socket
- snap
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- male terminal
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Abstract
The utility model relates to an kind of snap-fastener type connector, including socket, plug, the socket includes socket shell, the socket shell is internal to be equipped with public terminal, the plug includes plug shell, be equipped with in the plug shell with public terminal complex female terminal, the ring form has in the plug shell, the internal public terminal male cavity of inserting of confession of annular, to inserting assembly female terminal in the cavity, form the butt joint end male annular cavity that supplies socket shell between the external and plug shells inner wall of annular, be provided with on the plug shell when socket and plug dress are in place, make and form the locking between the two, or when separately socket and plug, remove the locking between socket and the plug, make and lose the elasticity locking mechanism of locking ability between socket and the plug.
Description
Technical Field
The utility model relates to an electric connector technical field, concretely relates to kind of snap connectors.
Background
The connector mainly comprises a socket and a plug, wherein the plug is inserted into the socket and forms electric conduction through the matching of a male terminal and a female terminal; at present, after a plug is inserted into a socket to form electric connection, a common connector needs to be locked, and the phenomenon that the plug is disconnected from the socket to cause unstable connection is avoided.
Disclosure of Invention
In view of the above problems, the present invention provides kinds of snap-button connectors with reasonable structure, easy operation and use and locking capability.
Realize the technical scheme of the utility model as follows
The snap-fastener type connector comprises a socket and a plug, wherein the socket comprises a socket shell, a male terminal is assembled in the socket shell, the plug comprises a plug shell, and a female terminal matched with the male terminal is assembled in the plug shell; the plug shell is internally provided with an annular body, the annular body is internally provided with an opposite-insertion cavity for inserting a male terminal, a female terminal is assembled in the opposite-insertion cavity, an annular cavity for inserting an opposite-connection end of the socket shell is formed between the outside of the annular body and the inner wall of the plug shell, and the plug shell is provided with an elastic locking and unlocking mechanism which can lock the socket and the plug when the socket and the plug are inserted in place or unlock the socket and the plug when the socket and the plug are separated to enable the socket and the plug to lose locking capacity.
, the socket housing has a mounting cavity for inserting the male terminal, a limiting structure is disposed in the mounting cavity to limit the male terminal in the mounting cavity, the male terminal is a mounting end, the other is a connecting end, the connecting end of the male terminal is outside the socket housing, and the mounting end of the male terminal is inserted into the mounting cavity and is limited by the limiting structure.
, the limiting structure comprises an annular table arranged in the assembly cavity, a stop surface is arranged on the outer side surface of the annular table, a stop claw is fixedly arranged on the inner side of the annular table, a step surface matched with the stop surface is arranged on the male terminal, and a stop part matched with the stop claw is formed on the male terminal.
, a sealing ring is assembled between the male terminal and the inner wall of the assembly cavity, an annular groove is arranged on the periphery of the male terminal, the sealing ring is arranged in the annular groove, and the periphery of the sealing ring is in contact with the inner wall of the assembly cavity to form a seal.
, the front end face of the male terminal fitting end is provided with a stepped mounting hole, an electric shock preventing terminal is mounted in the mounting hole, the electric shock preventing terminal end is limited in the mounting hole, and the other end is at the front end of the male terminal fitting end.
, the female terminal is equipped with a ring-shaped contact spring whose inner wall is raised inward at its center.
, an annular groove is arranged outside the annular body, a wave-shaped sealing ring is arranged in the annular groove, and the periphery of the wave-shaped sealing ring is higher than the peripheral surface of the annular body.
, the locking and unlocking mechanism comprises a base, a snap fastener and an elastic piece, wherein an assembly space is arranged in the plug shell and is communicated with the annular chamber, the base is fixedly assembled on the plug shell, the snap fastener is movably assembled in the assembly space, the elastic piece is arranged between the base and the snap fastener and is compressed by the base and the snap fastener, a locking part extending into the annular chamber from the communication position of the assembly space and the annular chamber is fixedly arranged on the snap fastener, a locking block matched with the locking part is fixedly arranged at the butt joint end of the socket shell, the elastic piece is compressed by pressing the snap fastener, the locking part is separated from the locking block and loses locking capacity, and the elastic piece drives the snap fastener to drive the locking part to be matched with the locking block to generate locking.
, the snap extends out of the plug housing as a snap end, the plug housing around the snap end forming an inwardly recessed annular relief cavity.
, a lead-out housing is assembled on the plug housing, and a lead-out terminal electrically connected with the female terminal is arranged in the lead-out housing.
By adopting the technical scheme, when the plug and the socket are oppositely inserted, the plug is aligned with the socket, the female terminal is inserted with the male terminal, when the female terminal is inserted in place with the male terminal, the plug and the socket are locked under the action of the elastic locking and unlocking mechanism, and when the plug needs to be detached from the socket, the elastic locking and unlocking mechanism is manually operated to enable the locking capacity between the plug and the socket to be lost, so that the plug and the socket can be separated; the utility model has the advantages of reasonable design, can make things convenient for the butt joint of quick operation plug and socket, with the part of plug and socket.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
FIG. 2 is a rear perspective view of FIG. 1;
fig. 3 is a schematic plan view of the present invention;
FIG. 4 is a sectional view taken along line A-A of FIG. 3;
FIG. 5 is a top view of FIG. 3;
FIG. 6 is a sectional view taken along line B-B of FIG. 5;
fig. 7 is a schematic perspective view of the locking and unlocking mechanism of the present invention;
fig. 8 is a schematic perspective view of the female terminal of the present invention;
fig. 9 is a schematic perspective view of the anti-electric shock terminal of the present invention;
fig. 10 is a schematic structural view of the male terminal of the present invention;
fig. 11 is a second schematic structural view of the male terminal of the present invention;
in the drawing, 1 is a socket, 2 is a plug, 3 is a socket housing, 4 is a male terminal, 5 is a mounting plate, 6 is a plug housing, 7 is a female terminal, 8 is an annular body, 9 is an opposite-insertion chamber, 10 is an opposite-connection end of the socket housing, 11 is an annular chamber, 12 is an assembly chamber, 13 is an annular table, 14 is a stop surface, 15 is a stop claw, 16 is a step surface, 17 is a stop portion, 18 is an O-shaped seal ring, 19 is an annular groove, 20 is a stepped mounting hole, 21 is an anti-electric contact terminal, 22 is a notch, 23 is a contact reed, 24 is an annular groove, 25 is a wave-shaped seal ring, 26 is a base, 27 is a snap fastener, 28 is an elastic member, 29 is an assembly space, 30 is a place where the assembly space communicates with the annular chamber, 31 is a locking portion, 32 is a locking block, 33 is a blind mounting hole, 34 is a pressing end, 35 is an annular abdicating chamber, 36 is an extraction housing, 37 is an extraction terminal.
Detailed Description
For the purpose of making the embodiments of the present invention, technical solutions and advantages clearer, the following will combine the drawings of the embodiments of the present invention to clearly and completely describe the technical solutions of the embodiments of the present invention.
As shown in fig. 1 to 11, the snap-on connector comprises a socket 1 and a plug 2, the socket comprises a socket shell 3, a male terminal 4 is assembled in the socket shell, a mounting plate 5 extends outwards from the socket shell so as to connect and mount the socket, the plug comprises a plug shell 6, a female terminal 7 matched with the male terminal is assembled in the plug shell, when the plug is plugged, the male terminal and the female terminal are plugged to form electric conduction, an annular body 8 is arranged in the plug shell, the annular body and the plug shell are formed by injection molding of bodies, a plugging cavity 9 for the male terminal to be plugged in is formed in the annular body, the female terminal 7 is assembled in the plugging cavity, and an annular cavity 11 for the plugging end 10 of the socket shell to be plugged in is formed between the annular body and the inner wall of the.
The socket comprises a socket shell, wherein an assembly cavity 12 for inserting a male terminal is formed in the socket shell, a limiting structure for limiting the male terminal in the assembly cavity is arranged in the assembly cavity, the end of the male terminal is an assembly end, the end of the male terminal is a connecting end, the connecting end of the male terminal is positioned outside the socket shell, the assembly end of the male terminal is inserted in the assembly cavity and is limited through the limiting structure, the limiting structure comprises an annular table 13 arranged in the assembly cavity, a through hole is formed in the annular table, the annular table and the socket shell are formed in an injection molding mode and can be assembled on the socket shell in a threaded mode, the outer side surface of the annular table is a stop surface 14, a stop claw 15 is fixedly arranged on the inner side of the annular table, the stop claws are inclined inwards to form a gathering.
The male terminal is provided with a step surface 16 matched with the stop surface and a stop part 17 matched with the stop claw. The assembling end of the male terminal is inserted into the annular table, the step surface and the stop part are positioned on two sides of the annular table, the step surface is in contact with the stop surface to form a stop, and the stop clamping jaw supports against the stop part, so that the male terminal is limited in the assembling cavity. An O-shaped sealing ring 18 is assembled between the male terminal and the inner wall of the assembling cavity, an annular groove 19 is formed in the periphery of the male terminal, the sealing ring is arranged in the annular groove, and the periphery of the sealing ring is in contact with the inner wall of the assembling cavity to form sealing; in the illustrated figures of the present application, the outer periphery of the seal ring forms a contact seal with the inner wall of the annular land to seal.
The front end face of the male terminal assembling end is provided with a stepped mounting hole 20, an electric shock preventing terminal 21 is assembled in the mounting hole, the end of the electric shock preventing terminal is limited in the mounting hole, the other end is arranged at the front end of the male terminal assembling end, the mounting hole 20 is in a large-opening and small-opening step shape, the end of the electric shock preventing terminal is provided with a notch 22 so as to have a deformation amount of and be inserted into the mounting hole conveniently, the electric shock preventing terminal is made of an insulating and elastic material, when the male terminal is inserted oppositely, the front end of the male terminal is prevented from being in direct contact with the bottom of the female terminal to generate large current, and the electric shock risk is reduced.
In order to make the female terminal and the male terminal perform better electric transmission, an annular contact reed 23 is assembled in the female terminal, and the middle part of the inner wall of the contact reed is inwards raised so as to be better attached to the outer wall of the male terminal. The contact spring is locked by a locking sleeve 38 fitted to the female terminal, which may be interference fitted to the female terminal, or connected by means of a screw thread.
An annular groove 24 is arranged outside the annular body, a wave-shaped sealing ring 25 is assembled in the annular groove, and the periphery of the wave-shaped sealing ring is higher than the peripheral surface of the annular body and forms contact sealing with the inner wall of the butt joint end of the socket.
The plug shell is provided with an elastic locking and unlocking mechanism which can lock the socket and the plug when the socket and the plug are inserted in place or unlock the socket and the plug when the socket and the plug are separated to enable the socket and the plug to lose locking capacity; the unlocking mechanism comprises a base 26, a snap fastener 27 and an elastic piece 28, an assembly space 29 is arranged in the plug shell and is communicated with the annular cavity, the base is fixedly assembled on the plug shell, and the base can be connected to the plug shell through a clamping groove or bonded through glue for enhanced connection;
the snap fastener is movably assembled in the assembly space, the elastic piece is positioned between the base and the snap fastener and compressed by the base and the snap fastener, the snap fastener is fixedly provided with a locking part 31 extending into the annular chamber from a communication part 30 of the assembly space and the annular chamber, the butt end of the socket shell is fixedly provided with a locking block 32 matched with the locking part, the snap fastener is pressed to compress the elastic piece, the locking part is separated from the locking block and loses locking capability, the elastic piece can drive the snap fastener to be matched with the locking block to generate locking under the action of the elastic force when the plug is plugged into the socket, the elastic piece is a spring, the base and the snap fastener are respectively provided with a mounting blind hole 33, two ends of the spring are respectively arranged in the mounting blind holes to form limiting, the locking part and the snap fastener can be molded into an body, and the locking part can move along with.
The snap extends out of the plug housing as a snap end 34, the plug housing around which the snap is located forming an inwardly recessed annular relief cavity 35 for facilitating the snap operation. A lead-out housing 36 is screwed to the plug housing, and a lead-out terminal 37 electrically connected to the female terminal is provided in the lead-out housing. The elastic locking and unlocking mechanism is arranged in the plug shell, and does not occupy too large space, so that the plug shell has locking capacity and simultaneously keeps smaller occupied space.
In the present application, the connection end of the male terminal may be configured as a blind hole for connection, as shown in fig. 6; the screw thread connecting end can be designed as shown in fig. 10, and also can be designed as a sheet body, and the sheet body is provided with a connecting hole as shown in fig. 11.
Claims (10)
1. The snap-fastener type connector comprises a socket and a plug, wherein the socket comprises a socket shell, a male terminal is assembled in the socket shell, the plug comprises a plug shell, and a female terminal matched with the male terminal is assembled in the plug shell; it is characterized in that the preparation method is characterized in that,
an annular body is arranged in the plug shell, an opposite-insertion cavity for inserting the male terminal is formed in the annular body, the female terminal is assembled in the opposite-insertion cavity, an annular cavity for inserting the opposite-connection end of the socket shell is formed between the outside of the annular body and the inner wall of the plug shell,
the plug shell is provided with an elastic locking and unlocking mechanism which can lock the socket and the plug when the socket and the plug are inserted in place or unlock the socket and the plug when the socket and the plug are separated to enable the socket and the plug to lose locking capacity.
2. The snap-type connector according to claim 1, wherein the socket housing has a fitting cavity into which the male terminal is inserted, a defining structure is provided in the fitting cavity to define the male terminal in the fitting cavity, the male terminal is at an end thereof, the other is at an end thereof, the connecting end of the male terminal is outside the socket housing, and the fitting end of the male terminal is inserted into the fitting cavity and defined by the defining structure.
3. The snap-type connector according to claim 2, wherein the limiting structure comprises an annular table disposed in the fitting cavity, an outer side surface of the annular table being a stop surface, a stop claw fixedly disposed on an inner side of the annular table, and the male terminal having a step surface for engaging with the stop surface and a stop portion for engaging with the stop claw.
4. The snap-type connector according to claim 3, wherein a seal ring is fitted between the male terminal and the inner wall of the fitting chamber, an annular groove is provided on the outer periphery of the male terminal, the seal ring is disposed in the annular groove, and the outer periphery of the seal ring is in contact with the inner wall of the fitting chamber to form a seal.
5. The snap-type connector according to claim 2, wherein the front end face of the male terminal fitting end is provided with a stepped mounting hole in which the electric shock preventing terminal is fitted, the electric shock preventing terminal being defined in the mounting hole, and the other being at the front end of the male terminal fitting end.
6. The snap-on connector according to claim 2, wherein said female terminal is fitted with an annular contact spring having a centrally inwardly formed bulge on the inner wall thereof.
7. The snap-on connector according to claim 1, wherein the annular body is externally provided with an annular groove, and a wave seal is fitted in the annular groove, and the outer periphery of the wave seal is higher than the outer periphery of the annular body.
8. The snap-type connector according to of any one of claims 1-7, wherein the locking mechanism comprises a base, a snap fastener, and an elastic member, the plug housing has a fitting space formed therein and communicating with the annular chamber, the base is fixedly fitted to the plug housing, the snap fastener is movably fitted in the fitting space, the elastic member is disposed between and compressed by the base and the snap fastener, the snap fastener is fixedly provided with a locking portion extending into the annular chamber from a communication portion of the fitting space and the annular chamber, a locking piece engaging with the locking portion is fixedly provided at an opposite end of the socket housing, the snap fastener is pressed to compress the elastic member, the locking portion is separated from the locking piece and loses its locking ability, and the elastic member drives the snap fastener to drive the locking portion to engage with the locking piece to generate the locking.
9. The snap-on connector of claim 8 wherein the snap fastener extends beyond the plug housing as a snap-on end, the plug housing around the snap-on end forming an inwardly recessed annular relief cavity.
10. The snap-on connector according to claim 1, wherein the plug housing is fitted with a lead-out housing in which lead-out terminals are provided for electrical connection with the female terminals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920842206.7U CN210007044U (en) | 2019-06-05 | 2019-06-05 | Snap-fastener type connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920842206.7U CN210007044U (en) | 2019-06-05 | 2019-06-05 | Snap-fastener type connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210007044U true CN210007044U (en) | 2020-01-31 |
Family
ID=69309116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920842206.7U Active CN210007044U (en) | 2019-06-05 | 2019-06-05 | Snap-fastener type connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210007044U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116826466A (en) * | 2023-08-30 | 2023-09-29 | 徐州云泰精密技术有限公司 | Single-core high-voltage connector |
-
2019
- 2019-06-05 CN CN201920842206.7U patent/CN210007044U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116826466A (en) * | 2023-08-30 | 2023-09-29 | 徐州云泰精密技术有限公司 | Single-core high-voltage connector |
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| Date | Code | Title | Description |
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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: 213000 Building 2, building 21, zone 2, Hengsheng Science Park, Tianning District, Changzhou City, Jiangsu Province Patentee after: Changzhou Nord Electronic Co., Ltd Address before: 213000 Jiangsu city of Changzhou province new venture Road No. 16 North Guangdong Industrial Park building 2C Patentee before: CHANGZHOU NUODE ELECTRONICS Co.,Ltd. |