CN113690682B - Spring piece buckle type quick locking D-type connector - Google Patents
Spring piece buckle type quick locking D-type connector Download PDFInfo
- Publication number
- CN113690682B CN113690682B CN202110981591.5A CN202110981591A CN113690682B CN 113690682 B CN113690682 B CN 113690682B CN 202110981591 A CN202110981591 A CN 202110981591A CN 113690682 B CN113690682 B CN 113690682B
- Authority
- CN
- China
- Prior art keywords
- elastic
- connecting part
- upper cover
- shell
- spring tongue
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000007789 sealing Methods 0.000 claims abstract description 14
- 239000012634 fragment Substances 0.000 claims abstract description 7
- 230000009471 action Effects 0.000 claims description 6
- 238000005452 bending Methods 0.000 claims description 6
- 238000005266 casting Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/639—Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
- H01R13/5202—Sealing means between parts of housing or between housing part and a wall, e.g. sealing rings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
- H01R24/28—Coupling parts carrying pins, blades or analogous contacts and secured only to wire or cable
Landscapes
- Buckles (AREA)
Abstract
The invention discloses a spring piece buckle type quick locking D-shaped connector which comprises a shell, wherein the end part of the shell is connected with an upper cover in a sealing manner, an inner core is arranged in a cavity of the shell, and the male end of the inner core penetrates through the upper cover. The casing includes integrated into one piece's main part and the elasticity swing arm that is located the main part both sides, and the equal body pouring has the shell fragment in every elasticity swing arm, and the upper end of shell fragment extends the upper cover and can chucking and public head end connection's female head, and when pressing the elasticity swing arm, the upper end swing of two shell fragments is in order to keep away from each other, and two shell fragments reset and chucking female head fast under self elasticity and elasticity swing arm's effect. Need not the screw, through the shell fragment direct with the female first joint that corresponds of connector, when guaranteeing stability, can dismantle fast.
Description
Technical Field
The invention relates to the technical field of connectors, in particular to a spring piece buckle type quick locking D-type connector.
Background
A connector is generally understood to mean an electromechanical component which connects conductors with suitable mating components for the connection and disconnection of electrical current or signals, and can also be said to be a coupling device for connecting electrical terminals to form an electrical circuit, by means of which connection between wires, cables, printed circuit boards and electronic components can be achieved. The connector is widely applied to different fields such as aerospace, communication and data transmission, new energy automobiles, rail transit, consumer electronics, medical treatment and the like. The D-SUB connector is one type of connector, and is called a D-type connector because it has a shape like the letter D, including a high-low frequency hybrid, high current and high density D-type connector, and the existing D-type connector has formed various standard series capable of satisfying the basic requirements for transmitting data, power and signals. The existing D-type connector is usually fixed on a female head to be connected through bolts, such as chinese patent application numbers CN201120171627.5 and CN202022425380.7, and connecting screws are provided on the base, and are connected with a joint to be connected through the connecting screws, so that the disassembly is inconvenient.
Disclosure of Invention
In order to overcome the above-mentioned drawbacks, the present invention provides a snap-locking type D connector with a spring, which is directly engaged with a female connector corresponding to the connector without screws, so as to ensure stability and be quickly disassembled.
In order to achieve the above purpose, the invention adopts the following technical scheme: the utility model provides a shell fragment buckle formula quick locking D type connector, includes the casing, the tip sealing connection of casing has the upper cover, be provided with the inner core in the cavity of casing, the public head end of inner core passes the upper cover, its characterized in that: the shell comprises an integrally formed main body and elastic swing arms positioned on two sides of the main body, an elastic piece is uniformly cast in each elastic swing arm, an upper cover is extended from the upper end of each elastic piece and can clamp a female head connected with a male end, when the elastic swing arms are pressed, the upper ends of the two elastic pieces swing to be far away from each other, and the two elastic pieces quickly reset and clamp the female head under the action of self elasticity and the elastic swing arms.
The invention has the beneficial effects that: the elastic sheet is integrally cast in the elastic swing arms, the lower ends of the elastic sheets are pressed, the upper ends of the elastic sheets are mutually separated in a synchronous mode, after the female head and the male head are spliced, the elastic swing arms are loosened, the elastic sheets are reset rapidly, and the female head is clamped. The whole locking process does not need screws, realizes quick disassembly, adopts integral casting, and saves cost.
Furthermore, the elastic swing arm comprises a pressing part which is obliquely arranged, the pressing part is obliquely arranged from one side close to the main body to one side far away from the main body from top to bottom, a gap is reserved between the pressing part and the main body, the upper end of the pressing part is connected with the main body, and the lower end of the pressing part is connected with the main body through a bending part. The finger presses the pressing part, and through the setting of bending part and clearance, the elastic swing arm can swing and can reset fast.
Furthermore, the elastic sheet comprises a connecting part cast in the pressing part, the inclination angle of the connecting part is the same as that of the pressing part, the upper end of the connecting part extends out to form an upper cover, a clamping part capable of clamping the male head is arranged at the upper end of the connecting part, and a clamping groove for clamping the clamping part is formed in the male head. The connecting portion is poured in the pressing portion, cost is saved, meanwhile, due to the fact that the connecting portion is obliquely arranged, the clamping portions are guaranteed to mutually lean in an initial state, the clamping grooves of the male head are tightly clamped, and locking is achieved.
Furthermore, the upper cover is provided with a swinging groove for the connecting part to pass through, and the connecting part can swing in the swinging groove. The connecting part can swing back and forth in the swinging groove under the action of external force and self elasticity.
Furthermore, the connecting part is also connected with a first spring tongue, the upper end of the first spring tongue is connected with the connecting part, the lower end of the first spring tongue is a free end and inclines towards one side far away from the clamping part, and the lower end of the first spring tongue is propped against the side wall of the swinging groove. The first elastic tongue always provides a thrust for the connecting part located in the swinging groove to swing towards the male head, so that locking stability is improved, and a quick rebound restoring force is provided when the connecting part swings downwards away from one end of the male head.
Furthermore, one side of the swinging groove is limited to form an inclined plane consistent with the inclination angle of the connecting part, the connecting part extends out of the upper cover along the inclined plane, the lower end of the first spring tongue abuts against the opposite surface of the inclined plane, and the connecting part abuts against the inclined plane under the action of the first spring tongue. The first spring tongue compresses the connecting part on the inclined surface, so that the connecting part is always inclined, and the clamping part is ensured to be close to the male head.
Further, the outer wall of the pressing part is provided with a skid-proof block which is convenient to press, and the hand presses the skid-proof block to prevent slipping.
Furthermore, a second spring tongue positioned in the pressing part is further arranged on the connecting part, the lower end of the second spring tongue is connected with the connecting part, the upper end of the second spring tongue is a free end, the connecting area of the connecting part and the pressing part in casting is increased by the arrangement of the second spring tongue, and the stability is improved.
Further, the upper cover is provided with a sealing groove around the swinging groove, and a sealing ring is embedded in the sealing groove, so that the tightness is improved, and the protection level requirement of IP65 is met.
Drawings
FIG. 1 is a schematic perspective view of an embodiment of the present invention;
FIG. 2 is a cross-sectional view of an embodiment of the present invention;
FIG. 3 is an exploded view of an embodiment of the present invention;
FIG. 4 is a schematic view of a spring plate according to an embodiment of the present invention;
fig. 5 is an enlarged view at a in fig. 2.
In the figure:
1. a housing; 11. a main body; 12. an elastic swing arm; 121. a pressing part; 1211. an anti-slip bump; 122. a bending part; 2. an upper cover; 21. a swinging groove; 211. an inclined surface; 3. an inner core; 4. a spring plate; 41. a connection part; 42. a clamping part; 43. a first spring tongue; 44. and a second spring tongue.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present invention.
Examples
Referring to fig. 1-3, the elastic piece snap-in type quick locking D-type connector comprises a shell 1, wherein an upper cover 2 is connected to the end part of the shell 1 in a sealing manner, the upper cover 2 and the shell 1 are integrally formed injection molding pieces, and the upper cover 2 and the shell 1 are welded by ultrasonic waves, so that the sealing performance and the stability of connection are improved. The cavity of casing 1 is provided with inner core 3, including the PCB board, and the one end of PCB board is provided with the public head end of being connected with it, and the other end is provided with the connecting wire that passes casing 1, and inner core 3 is prior art, and this is not repeated. The male end of the inner core 3 passes through the upper cover 2 and can be spliced with the female end corresponding to the outside.
The shell 1 comprises a body 11 and elastic swing arms 12, wherein the body 11 is integrally formed, the elastic swing arms 12 are located on two sides of the body 11, the elastic swing arms 12 comprise pressing parts 121 which are obliquely arranged, the pressing parts 121 incline from one side close to the body 11 to one side far away from the body 11 from top to bottom, gaps are reserved between the middle parts of the pressing parts 121 and the body 11, the pressing parts 121 can swing in the gap range conveniently, the upper ends of the pressing parts 121 are connected with the body 11, and the lower ends of the pressing parts 121 are connected with the body 11 through bending parts 122. The finger presses the pressing portion 121, and the elastic swing arm 12 is ensured to swing and reset quickly by the arrangement of the bending portion 122 and the gap. An elastic sheet 4 is uniformly poured in each elastic swing arm 12, and the upper end of the elastic sheet 4 extends out of the upper cover 2 and can clamp a female head connected with a male head end. When the elastic swing arm 12 is pressed, the upper ends of the two elastic sheets 4 swing to be far away from each other, and the two elastic sheets 4 quickly reset and clamp the female head under the action of self elasticity and the elastic swing arm 12.
The elastic sheet 4 is integrally cast in the elastic swing arms 12, the lower ends of the elastic sheet 4 are pressed, the upper ends of the elastic sheet 4 are synchronously away from each other, after the female end and the male end are spliced, the elastic swing arms 12 are loosened, the elastic sheet 4 is quickly reset, and the female end is clamped. The whole locking process does not need screws, realizes quick disassembly, adopts integral casting, and saves cost.
Referring to fig. 4, the elastic sheet 4 is an integrally formed metal sheet, and includes a connecting portion 41 cast in the pressing portion 121, the connecting portion 41 has the same inclination angle as the pressing portion 121, the upper end of the connecting portion 41 extends out of the upper cover 2 to form a clamping portion 42 capable of clamping a male head, and a clamping groove for clamping the clamping portion 42 is formed in the male head. The connection part 41 is cast in the pressing part 121, so that the cost is saved, and the connection is inclined, so that the clamping part 42 is ensured to lean against each other in the initial state due to the inclination, and the clamping groove of the male head is tightly clamped, so that the locking is realized.
Referring to fig. 5, the upper cover 2 is provided with a swing groove 21 through which the connection portion 41 passes, and the connection portion 41 can swing in the swing groove 21. The connection portion 41 can swing back and forth in the swing groove 21 by an external force and its own elastic force. The connecting portion 41 is further connected with a first spring tongue 43, the upper end of the first spring tongue 43 is connected with the connecting portion 41, the lower end is a free end, the lower end of the first spring tongue 43 is inclined towards the side far away from the clamping portion 42, and the lower end of the first spring tongue 43 abuts against the side wall of the swinging groove 21. The first latch 43 always provides a pushing force for swinging toward the male end for the connection portion 41 located in the swinging groove 21, so that locking stability is improved, and a quick rebound restoring force is provided when the connection portion 41 swings downward away from one end of the male end. The swing groove 21 defines an inclined surface 211 having an inclination angle corresponding to that of the connecting portion 41, the connecting portion 41 extends out of the upper cover 2 along the inclined surface 211, and the lower end of the first spring tongue 43 abuts against the surface opposite to the inclined surface 211. The first elastic tongue 43 presses the connecting portion 41 against the inclined surface 211, so that the connecting portion 41 is always inclined, and the clamping portion 42 is ensured to be close to the male.
The outer wall of the pressing part 121 is provided with a slip prevention protrusion 1211 which is convenient to press, and the hand presses the slip prevention protrusion 1211 to prevent slipping.
The connecting part 41 is also provided with a second elastic tongue 44 positioned in the pressing part 121, the lower end of the second elastic tongue 44 is connected with the connecting part 41, the upper end is a free end, and the arrangement of the second elastic tongue 44 increases the connecting area of the connecting part 41 and the pressing part 121 during pouring and improves the stability.
The upper cover 2 is provided with a sealing groove around the swinging groove 21, and a sealing ring is embedded in the sealing groove, so that the tightness is improved, and the protection level requirement of IP65 is met.
The above embodiments are only for illustrating the technical concept and features of the present invention, and are intended to enable those skilled in the art to understand the content of the present invention and to implement the same, but are not intended to limit the scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be included in the scope of the present invention.
Claims (6)
1. The utility model provides a shell fragment buckle formula quick locking D type connector, includes casing (1), the tip sealing connection of casing (1) has upper cover (2), be provided with inner core (3) in the cavity of casing (1), the public head end of inner core (3) passes upper cover (2), its characterized in that: the shell (1) comprises a body (11) and elastic swing arms (12) which are integrally formed and are positioned on two sides of the body (11), an elastic piece (4) is uniformly poured in each elastic swing arm (12), an upper cover (2) extends out of the upper end of each elastic piece (4) and can clamp a female head connected with a male end, when the elastic swing arms (12) are pressed, the upper ends of the two elastic pieces (4) swing to be away from each other, and the two elastic pieces (4) quickly reset and clamp the female heads under the action of self elasticity and the elastic swing arms (12);
the elastic swing arm (12) comprises a pressing part (121) which is obliquely arranged, the elastic sheet (4) comprises a connecting part (41) which is cast in the pressing part (121), the inclination angle of the connecting part (41) is the same as that of the pressing part (121), the upper end of the connecting part (41) extends out of the upper cover (2) to be provided with a clamping part (42) which can clamp a male head, and the male head is provided with a clamping groove for clamping the clamping part (42);
the upper cover (2) is provided with a swinging groove (21) through which the connecting part (41) passes, the connecting part (41) can swing in the swinging groove (21), the connecting part (41) is also connected with a first spring tongue (43), the upper end of the first spring tongue (43) is connected with the connecting part (41), the lower end of the first spring tongue is a free end, and the lower end of the first spring tongue is inclined towards one side away from the clamping part (42), and the lower end of the first spring tongue (43) is propped against the side wall of the swinging groove (21).
2. The quick lock D-type connector of claim 1, wherein: the pressing part (121) is inclined from top to bottom to the side far away from the main body (11), a gap is reserved between the pressing part (121) and the main body (11), the upper end of the pressing part (121) is connected with the main body (11), and the lower end of the pressing part is connected with the main body (11) through the bending part (122).
3. The quick lock D-type connector of claim 2, further comprising: an inclined surface (211) consistent with the inclination angle of the connecting part (41) is limited on one side of the swinging groove (21), the connecting part (41) extends out of the upper cover (2) along the inclined surface (211), the lower end of the first spring tongue (43) abuts against the opposite surface of the inclined surface (211), and the connecting part (41) abuts against the inclined surface (211) under the action of the first spring tongue (43).
4. The quick lock D-type connector of claim 2, further comprising: the outer wall of the pressing part (121) is provided with a skid-proof bump (1211) which is convenient to press.
5. The quick lock D-type connector of claim 2, further comprising: the connecting part (41) is also provided with a second elastic tongue (44) positioned in the pressing part (121), the lower end of the second elastic tongue (44) is connected with the connecting part (41), and the upper end is a free end.
6. The quick lock D-type connector of claim 2, further comprising: the upper cover (2) is provided with a sealing groove around the swinging groove (21), and a sealing ring is embedded in the sealing groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110981591.5A CN113690682B (en) | 2021-08-25 | 2021-08-25 | Spring piece buckle type quick locking D-type connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110981591.5A CN113690682B (en) | 2021-08-25 | 2021-08-25 | Spring piece buckle type quick locking D-type connector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113690682A CN113690682A (en) | 2021-11-23 |
| CN113690682B true CN113690682B (en) | 2024-03-29 |
Family
ID=78582452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110981591.5A Active CN113690682B (en) | 2021-08-25 | 2021-08-25 | Spring piece buckle type quick locking D-type connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113690682B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114284803B (en) * | 2022-02-11 | 2024-08-20 | 苏州祥龙嘉业电子科技股份有限公司 | Elastic buckle electric connector |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5588864A (en) * | 1994-03-11 | 1996-12-31 | Lin; Chao-Tsung | Connection device of a computer connector |
| TW431673U (en) * | 1999-12-03 | 2001-04-21 | Hon Hai Prec Ind Co Ltd | Cable connector with a fastener |
| CN2504786Y (en) * | 2001-11-01 | 2002-08-07 | 明碁电通股份有限公司 | Connector suitable for electronic device |
| TWM327575U (en) * | 2007-07-30 | 2008-02-21 | Speed Tech Corp | Locking device for an electrical connector |
| CN103606783A (en) * | 2013-11-19 | 2014-02-26 | 浩亭(珠海)制造有限公司 | Male connector, female connector and connector component |
| CN104577492A (en) * | 2013-10-21 | 2015-04-29 | 成都龙腾中远信息技术有限公司 | Electric connector structure |
-
2021
- 2021-08-25 CN CN202110981591.5A patent/CN113690682B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5588864A (en) * | 1994-03-11 | 1996-12-31 | Lin; Chao-Tsung | Connection device of a computer connector |
| TW431673U (en) * | 1999-12-03 | 2001-04-21 | Hon Hai Prec Ind Co Ltd | Cable connector with a fastener |
| CN2504786Y (en) * | 2001-11-01 | 2002-08-07 | 明碁电通股份有限公司 | Connector suitable for electronic device |
| TWM327575U (en) * | 2007-07-30 | 2008-02-21 | Speed Tech Corp | Locking device for an electrical connector |
| CN104577492A (en) * | 2013-10-21 | 2015-04-29 | 成都龙腾中远信息技术有限公司 | Electric connector structure |
| CN103606783A (en) * | 2013-11-19 | 2014-02-26 | 浩亭(珠海)制造有限公司 | Male connector, female connector and connector component |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113690682A (en) | 2021-11-23 |
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Address after: 215341 No. 9, Xiwei Road, Qiandeng Town, Kunshan City, Suzhou City, Jiangsu Province Applicant after: Panavison (Suzhou) Electric Technology Co.,Ltd. Address before: 215300 No. 9, Xiwei Road, Qiandeng Town, Kunshan City, Suzhou City, Jiangsu Province Applicant before: PANAWINCN(SUZHOU)WIRING HARNESS&CABIE ASSEMBIIES Co.,Ltd. |
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