CN210129600U - A kind of interface unit - Google Patents
A kind of interface unit Download PDFInfo
- Publication number
- CN210129600U CN210129600U CN201921382182.8U CN201921382182U CN210129600U CN 210129600 U CN210129600 U CN 210129600U CN 201921382182 U CN201921382182 U CN 201921382182U CN 210129600 U CN210129600 U CN 210129600U
- Authority
- CN
- China
- Prior art keywords
- conducting strip
- top surface
- mounting groove
- connector
- isolating ring
- 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
Images
Landscapes
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The utility model discloses a connector, including lower, lower includes pedestal, conducting strip and sets up several isolating ring muscle and the center reference column on the pedestal, and the isolating ring muscle lateral wall is opened there is mounting groove, and the conducting strip bottom is fixed in the pedestal, and in mounting groove was arranged in at the conducting strip top, the conducting strip was close to middle part department and is equipped with the side ear, and the conducting strip passes through side ear elasticity and sets up at mounting groove, and the electric clearance between conducting strip top surface and the mounting groove top surface is greater than 1.5mm, and the creepage distance between side ear top surface and the isolating ring muscle top surface is greater than 8 mm. This kind of connector, the side ear is kept away from the conducting strip top, and the electric clearance between conducting strip top surface and the mounting groove top surface is greater than 1.5mm to make creepage distance between conducting strip and the isolating ring muscle be the distance of side ear top surface to isolating ring muscle top surface, under the same creepage distance, the isolating ring muscle height of this connector is lower, and the whole volume of connector is reduced, has broken through the confinement of the volume miniaturization limit of traditional connector.
Description
Technical Field
The utility model relates to a connector technical field specifically is a connector that electric heater used.
Background
The existing connector for the electric heater generally comprises a connector upper seat and a connector lower seat, wherein the connector lower seat comprises a lower seat shell which is respectively provided with a central positioning column and a plurality of isolating ring ribs arranged in a concentric circle, a positive electrode/negative electrode/signal elastic reed is arranged between the adjacent isolating ring ribs of the central positioning column and in an annular groove, the electrode/signal elastic reed realizes a limiting structure in the annular groove through two side lugs carried by the electrode/signal elastic reed and hanging on the isolating ring ribs, and the isolating ring ribs are high enough so that the miniaturization of the connector volume cannot be realized in order to reach the electrode safety distance of the national standard and avoid the potential safety hazard.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a safe, more miniaturized connector.
The purpose of the utility model is realized like this:
the utility model provides a connector, includes lower, and lower includes pedestal, conducting strip and sets up several isolating ring muscle and the center reference column on the pedestal, and isolating ring muscle lateral wall is opened there is mounting groove, and the conducting strip bottom is fixed in the pedestal, and the mounting groove is arranged in at the conducting strip top, characterized by, the conducting strip is close to middle part department and is equipped with the side ear, and the conducting strip sets up at mounting groove through side ear elasticity, and the electric clearance between conducting strip top surface and the mounting groove top surface is greater than 1.5mm, and the creepage distance between side ear top surface and the isolating ring muscle top surface is greater than 8 mm. This kind of connector, the conducting strip top is kept away from to the side ear, and the electric clearance between conducting strip top surface and the mounting groove top surface is greater than 1.5mm to make creepage distance between conducting strip and the isolating ring muscle be the distance of side ear top surface to isolating ring muscle top surface, under the same creepage distance, the lower that this connector's isolating ring muscle height can be done, the whole volume of connector is reduced, has broken through the confinement of the volume miniaturization limit of traditional connector.
The purpose of the utility model can also adopt the following technical measures to solve:
furthermore, the side ears extend out of two sides of the conducting strip, the mounting groove is of an inverted T shape and comprises a vertical portion and a horizontal portion, the vertical portion extends out of the side wall of the isolation ring rib to form an open opening, the conducting strip is arranged in the vertical portion, and the side ears are arranged in the horizontal portion and abut against the side wall of the horizontal portion. The upper part of the conducting strip is limited by the side lug, so that the conducting strip is prevented from excessively protruding out of the side wall of the isolating ring rib to influence the inserting and matching of the upper seat and the lower seat of the connector.
Further, the electric gap between the side surface of the conducting strip and the side wall of the vertical part is between 1.5mm and 16 mm. The creepage distance meets the requirements of national standards.
Furthermore, the conducting strip comprises a substrate, a wiring terminal and a free terminal, the substrate is horizontally fixed in the base, the upper end of the wiring terminal is fixedly connected with the substrate, the lower end of the wiring terminal extends downwards out of the base, the lower end of the free terminal is fixedly connected with the substrate, the upper end of the free terminal extends into the mounting groove, and the side lugs extend from two sides of the free terminal. The wiring terminal is connected with a lead, and the free terminal is contacted with the conducting ring of the upper seat for conducting electricity.
Further, the included angle between the substrate and the free terminal is 90-120 degrees. The free terminals and the substrate are resilient to bring the free terminals into closer contact with the conductive ring of the upper housing.
Furthermore, the top of the conducting strip is provided with a contact, the contact surface of the contact is an arc surface, the contact extends out of the side wall of the isolating ring rib, and the side lug is positioned below the contact. The conducting strip contacts with the conducting ring of the upper seat through the contact, the upper seat and the lower seat are easy to insert and pull, the contact and the conducting ring are in point-to-surface contact, good contact is ensured, and the conducting performance is excellent.
Further, the electric gap between the top surface of the conducting strip and the top surface of the mounting groove is 1.5mm-16 mm.
Furthermore, the creepage distance between the top surfaces of the side lugs and the top surfaces of the isolating ring ribs is between 8mm and 20 mm.
The utility model has the advantages as follows:
(1) this kind of connector, the conducting strip top is kept away from to the side ear, and the electric clearance between conducting strip top surface and the mounting groove top surface is greater than 1.5mm to make creepage distance between conducting strip and the isolating ring muscle be the distance of side ear top surface to isolating ring muscle top surface, under the same creepage distance, the lower that this connector's isolating ring muscle height can be done, the whole volume of connector is reduced, has broken through the confinement of the volume miniaturization limit of traditional connector.
(2) And moreover, the conducting strip is connected with the conducting ring of the upper seat through the wiring terminal connecting wire and is contacted with the conducting ring of the upper seat through the free terminal to conduct electricity, an included angle is formed between the free terminal and the substrate, and the free terminal has elasticity, so that the contact of the free terminal and the conducting ring of the upper seat is closer.
(3) And secondly, the conducting strip is contacted with the conducting ring of the upper seat through the contact, the upper seat and the lower seat are easy to insert and pull, the contact and the conducting ring are in point-to-surface contact, good contact is ensured, and the conducting performance is excellent.
(4) In addition, the electric clearance between the side surface of the conducting strip and the side wall of the vertical part, the electric clearance between the top surface of the conducting strip and the top surface of the mounting groove, and the creepage distance between the top surface of the side lug and the top surface of the isolating ring rib all accord with the national standard, and the use is safe.
Drawings
Fig. 1 is a perspective view of the lower seat of the connector of the present invention.
Fig. 2 is a top view of the lower seat of the connector of the present invention.
Fig. 3 is a bottom view of the lower seat of the connector of the present invention.
Fig. 4 is a schematic cross-sectional view of the lower seat of the connector of the present invention.
Fig. 5 is another schematic cross-sectional view of the lower seat of the connector of the present invention.
Fig. 6 is another schematic cross-sectional view of the lower seat of the connector of the present invention.
Fig. 7 is an exploded schematic view of the lower seat of the connector of the present invention.
Detailed Description
The invention will be further described with reference to the following drawings and examples:
in a first embodiment, referring to fig. 1 to 7, a connector includes a lower housing 1, where the lower housing 1 includes a housing 10, a conductive plate 2, two isolation ring ribs 3 and a central positioning column 4, the two isolation ring ribs 3 and the central positioning column 4 are disposed on the housing 10, a receiving recess 11 is disposed at the bottom of the housing 10, the isolation ring ribs 3 are concentrically disposed, the central positioning column 4 is located in the innermost isolation ring rib 3, and annular grooves 12 for the lower housing 1 to be inserted into are formed between the two isolation ring ribs 3 and between the innermost isolation ring rib 3 and the central positioning column 4.
Be equipped with mounting groove 5 in the 3 lateral walls of isolating ring muscle, mounting groove 5 is the type of falling T, and mounting groove 5 includes vertical portion 51 and horizontal part 52, and vertical portion 51 extends 3 lateral walls of isolating ring muscle and forms and opens spacious opening, and mounting groove 5 communicates with holding groove 11 in a wretched state. The seat body 10, the isolation ring rib 3 and the central positioning column 4 are all made of insulating materials.
The conducting strip 2 comprises a substrate 21, a connecting terminal 22 and a free terminal 23, the substrate 21 is horizontally fixed in the accommodating groove 11 of the base 10 by a screw, the upper end of the connecting terminal 22 is fixedly connected with the substrate 21, the lower end of the connecting terminal 22 extends downwards to form the accommodating groove 11, the lower end of the free terminal 23 is fixedly connected with the substrate 21, the included angle a between the substrate 21 and the free terminal 23 is between 90 and 120 degrees, in the embodiment, the included angle a between the substrate 21 and the free terminal 23 is 95 degrees, the upper end of the free terminal 23 extends into the mounting groove 5, the upper end of the free terminal 23 is arranged in the vertical part 51, the free terminal 23 extends to a side lug 24 near the middle part, the side lug 24 is arranged in the horizontal part 52 and is abutted against the side wall of the horizontal part 52, so that the free terminal 23 is integrally arranged in the mounting groove 5, the side surface of the top of the free terminal 23, the contact 20 extends beyond the side wall of the isolating ring rib 3, and the side lug 24 is positioned below the contact 20. Wherein the substrate 21, the connection terminal 22, the free terminal 23 and the side lug 24 are integrally formed.
In this embodiment, the electrical gap b between the top surface of the free terminal 23 and the top surface of the mounting groove 5 is greater than 1.5mm, the electrical gap c between the side surface of the conductive plate 2 and the side wall of the vertical portion 51 is greater than 1.5mm, and the creepage distance d between the top surface of the side lug 24 and the top surface of the isolating ring rib 3 is greater than 8 mm. Preferably, the electrical gap b between the top surface of the free terminal 23 and the top surface of the mounting groove 5 is between 1.5mm and 16mm, the electrical gap c between the side surface of the conducting strip 2 and the side wall of the vertical part 51 is between 1.5mm and 16mm, the creepage distance d between the top surface of the side lug 24 and the top surface of the isolating ring rib 3 is between 8mm and 20mm, and the size of the electrical gap or creepage distance can be set according to the volume of the connector and the voltage used by the connector.
During installation, the contact 20 is fixed on the free terminal 23, the conductive sheet 2 is aligned with the free terminal 23 to the installation groove 5 and inserted into the accommodation groove 11, the substrate 21 and the accommodation groove 11 are fixed through screws, the upper end of the free terminal 23 is arranged in the vertical part 51 of the installation groove 5, the side lug 24 is arranged in the horizontal part 52, the free terminal 23 and the substrate 21 are arranged at a certain angle, the free terminal 23 has a tendency of inclining outwards towards the side wall of the isolation ring rib 3, the side lug 24 prevents the free terminal 23 from inclining too much and the side wall of the isolation ring rib 3, and the free terminal 23 is prevented from obstructing the insertion of the upper seat.
When the lower seat 1 is plugged with the upper seat, the conducting ring of the upper seat is inserted into the annular groove 12, the side wall of the conducting ring abuts against the contact 20, the side wall of the conducting ring extrudes the free terminal 23 through the contact 20, so that the free terminal 23 moves towards the inside of the isolation ring rib 3, the moving direction of the free terminal 23 is opposite to the self elastic direction of the free terminal 23, and under the action of the self elastic force of the free terminal 23, the free terminal 23 is in close contact with the conducting ring, so that the conduction is good.
Claims (9)
1. The utility model provides a connector, includes lower seat (1), and lower seat (1) includes pedestal (10), conducting strip (2) and sets up several isolating ring muscle (3) and center reference column (4) on pedestal (10), and isolating ring muscle (3) lateral wall is opened there are mounting groove (5), and conducting strip (2) bottom is fixed in pedestal (10), and mounting groove (5) are arranged in at conducting strip (2) top, characterized by, conducting strip (2) are close to middle part department and are equipped with side ear (24), and conducting strip (2) pass through side ear (24) elasticity and set up at mounting groove (5), and the electric clearance between conducting strip (2) top surface and mounting groove (5) top surface is greater than 1.5mm, and the creepage distance between side ear (24) top surface and isolating ring muscle (3) top surface is greater than 8 mm.
2. The connector of claim 1, wherein the side lugs (24) extend from both sides of the conductive sheet (2), the mounting groove (5) is of an inverted T shape, the mounting groove (5) comprises a vertical portion (51) and a horizontal portion (52), the vertical portion (51) extends out of the side wall of the isolation ring rib (3) to form an open opening, the conductive sheet (2) is arranged in the vertical portion (51), and the side lugs (24) are arranged in the horizontal portion (52) and abut against the side wall of the horizontal portion (52).
3. A connector according to claim 2, wherein the electrical gap between the side of the conductive plate (2) and the side wall of the upright portion (51) is between 1.5mm and 16 mm.
4. The connector of claim 2, wherein the conductive sheet (2) comprises a substrate (21), a connecting terminal (22) and a free terminal (23), the substrate (21) is horizontally fixed in the housing (10), the upper end of the connecting terminal (22) is fixedly connected with the substrate (21), the lower end of the connecting terminal (22) extends downwards out of the housing (10), the lower end of the free terminal (23) is fixedly connected with the substrate (21), the upper end of the free terminal (23) extends into the mounting groove (5), and the side lugs (24) extend from two sides of the free terminal (23).
5. Connector according to claim 4, characterized in that the angle between the substrate (21) and the free terminal (23) is between 90 ° and 120 °.
6. Connector according to claim 4, characterized in that the substrate (21), the terminal (22), the free terminal (23) and the lug (24) are formed in one piece.
7. The connector of any one of claims 1-6, wherein the top of the conductive sheet (2) is provided with a contact (20), the contact surface of the contact (20) is a cambered surface, the contact (20) extends out of the side wall of the isolating ring rib (3), and the side lug (24) is positioned below the contact (20).
8. A connector according to claim 1, wherein the electrical gap between the top surface of the conductive plate (2) and the top surface of the mounting recess (5) is between 1.5mm and 16 mm.
9. A connector according to claim 1, wherein the creepage distance between the top surfaces of the side lugs (24) and the top surfaces of the cage bars (3) is between 8mm and 20 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921382182.8U CN210129600U (en) | 2019-08-23 | 2019-08-23 | A kind of interface unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921382182.8U CN210129600U (en) | 2019-08-23 | 2019-08-23 | A kind of interface unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210129600U true CN210129600U (en) | 2020-03-06 |
Family
ID=69665592
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921382182.8U Active CN210129600U (en) | 2019-08-23 | 2019-08-23 | A kind of interface unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210129600U (en) |
-
2019
- 2019-08-23 CN CN201921382182.8U patent/CN210129600U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205282752U (en) | Electric connector | |
| CN203895688U (en) | Connector with functions of plugging force reduction and convenient plugging | |
| CN213636363U (en) | Connector male terminal and connector | |
| CN210129600U (en) | A kind of interface unit | |
| CN218215769U (en) | Electric connection terminal and electric connection device | |
| US20200153158A1 (en) | Multifunctional high-voltage connector | |
| CN216958589U (en) | Circuit connector assembly capable of passing large current | |
| US20210057829A1 (en) | Socket Plastic Hardware Structure Device | |
| CN211404785U (en) | Electrical connector | |
| CN210985107U (en) | Spark-proof electric connector | |
| CN207474717U (en) | A kind of forced electric power connector | |
| CN207474697U (en) | A kind of inserted electronic connector | |
| CN214013213U (en) | Durable lithium battery charging and discharging socket connector and conductive terminal thereof | |
| CN215680417U (en) | Capacitor convenient to connect and insert cooperation | |
| CN215732226U (en) | USB end structure | |
| CN218732268U (en) | Seven-jack electric socket board of multimedia box | |
| WO2020062197A1 (en) | Multi-country universal charger with stable and reliable connection | |
| CN215221117U (en) | 4PIN charging TYPE-C male | |
| CN210201025U (en) | High-temperature-resistant socket for notebook computer | |
| CN216850444U (en) | High-current signal transmission type C connector | |
| CN210535981U (en) | Safe lamp stand convenient to interim use | |
| CN220138875U (en) | Power connector | |
| CN213717193U (en) | Plug connector for safe power utilization | |
| CN217387619U (en) | Circuit connector mother seat capable of passing large current | |
| CN216450859U (en) | Public female socket waterproof construction |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |