CN218275231U

CN218275231U - DC power supply module sealing waterproof connector

Info

Publication number: CN218275231U
Application number: CN202221878985.4U
Authority: CN
Inventors: 余国亮; 张春岩; 吉进农; 梁锋; 汪正辉
Original assignee: Shenzhen Tongmao Electronic Co ltd
Current assignee: Shenzhen Tongmao Electronic Co ltd
Priority date: 2022-07-15
Filing date: 2022-07-15
Publication date: 2023-01-10
Anticipated expiration: 2032-07-15

Abstract

The utility model discloses a waterproof connector is sealed to DC power supply module, including the connector, the connector includes the needle insulator, locates a plurality of mounting holes in the needle insulator, locates contact pin in the mounting hole and the needle insulation clamp plate of lid on the contact pin, one side of mounting hole still is equipped with the signal needle mounting hole, install a plurality of signal needles in the signal needle mounting hole, the terminal surface of needle insulator, the one side of keeping away from the needle insulation clamp plate is equipped with the recess, install the sealing washer in the recess. The direct-current power supply module sealing waterproof connector ensures stronger adaptability of the connector, has simple structure, simple and easy assembly and firmer structure by arranging each part of the socket and the plug into a detachable structure; through set up waterproof sealing washer on the connector, guarantee that the connector when using, outside aqueous vapor can not enter into inside the module box, can not influence the normal operating of complete machine.

Description

DC power supply module sealing waterproof connector

Technical Field

The utility model relates to a connector technical field, in particular to waterproof connector is sealed to DC power supply module.

Background

The existing common connector is a 30KW alternating current module connector, the overcurrent capacity of the connector is 70A, the connector does not have a waterproof function, and when external water vapor enters the interior of a box body of a module through the connector, the normal operation of the whole machine can be influenced; therefore, in order to meet the use requirements of customers, a new connector is needed to solve the above-mentioned drawbacks.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides the sealed waterproof connector of DC power supply module, aims at solving the technical problem that current connector does not possess waterproof performance.

In order to achieve the above object, the utility model provides a waterproof connector is sealed to DC power supply module, including the connector, wherein, the connector includes the needle insulator, locates a plurality of mounting holes in the needle insulator, locates the contact pin in the mounting hole and covers the needle insulation clamp plate of establishing on the contact pin, one side of mounting hole still is equipped with the signal needle mounting hole, install a plurality of signal needles in the signal needle mounting hole, the terminal surface of needle insulator, the one side of keeping away from the needle insulation clamp plate is equipped with the recess, install the sealing washer in the recess.

Preferably, the mounting hole and the signal pin mounting hole are both arranged along the width direction of the pin insulator, the front end of the mounting hole and the front end of the signal pin mounting hole are both square holes, the rear ends of the mounting hole and the signal pin mounting hole are both round holes, and the round holes at the rear ends of the mounting holes are adapted to the outer wall of the contact pin or the outer wall of the signal pin.

Preferably, the contact pin and the signal pin are both of an "L" shaped structure, one end of which extends in the width direction of the pin insulator and the other end of which extends to the outside of the pin insulator towards the upper side of the pin insulator.

Preferably, the needle insulation pressing plate upside is equipped with a plurality of contact pin spacing holes that suit with the contact pin and a plurality of signal needle spacing holes that suit with the signal needle, the left and right sides of needle insulation pressing plate is equipped with a plurality of stoppers, needle insulator rear side inner wall is equipped with the spacing groove that suits with the stopper.

Preferably, an end face of the needle insulator is provided with a fastener.

Preferably, a flange is arranged around the outer side of the needle insulator, and the sealing ring is arranged on the flange.

Preferably, the contact pin is made of red copper or brass or tellurium copper material.

Compared with the prior art, the utility model discloses beneficial technological effect lies in:

the direct-current power supply module sealing waterproof connector provided by the embodiment of the utility model comprises a main needle insulator, a contact pin, a signal needle, a needle insulating pressing plate and a sealing ring, wherein all parts of the connector can be disassembled and connected, so that the connector is ensured to be compact in structure, easy to assemble, labor-saving to assemble and firm in structure; through set up waterproof sealing washer on the connector, guarantee that the connector when using, outside aqueous vapor can not enter into inside the module box, can not influence the normal operating of complete machine.

Drawings

Fig. 1 is an exploded schematic view of an embodiment of the waterproof sealing connector for a dc power supply module of the present invention;

fig. 2 is a schematic perspective view of an embodiment of the waterproof sealing connector for a dc power supply module according to the present invention;

fig. 3 is a schematic top view of the waterproof sealing connector for dc power supply module according to an embodiment of the present invention;

fig. 4 is a schematic cross-sectional view of an embodiment of the waterproof sealing connector for dc power supply module of the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention, and all other embodiments obtained by those skilled in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

The embodiment of the utility model provides a DC power supply module seals waterproof connector, in an embodiment, refer to fig. 1-4, including the connector, the connector includes needle insulator 1, locate a plurality of mounting holes 2 in the needle insulator, locate contact pin 3 in the mounting hole and the needle insulation clamp plate 4 of lid on the contact pin, one side of mounting hole 2 still is equipped with signal needle mounting hole 5, installs a plurality of signal needles 6 in the signal needle mounting hole 5, and the terminal surface of needle insulator 1, one side of keeping away from needle insulation clamp plate 4 are equipped with recess 7, install sealing washer 8 in the recess 7.

The utility model discloses a waterproof connector is sealed to DC power supply module mainly uses in the input and the output connection of the power of new energy automobile charging pile module switch interface and electric current, can satisfy the application that customer 40KW fills electric pile. The pin insulator comprises a pin insulator 1, mounting holes 2, pins 3, pin insulating pressing plates 4, signal pin mounting holes 5, signal pins 6 and sealing rings 8, wherein six power terminals of 6 pins are arranged in parallel at equal intervals on the pins 3, the signal pins 6 are arranged on the side surfaces of the pins 3, and are of a double-row structure, and eight signal terminals of 8 pins are arranged in total; the needle insulator 1 and the needle insulating pressing plate 4 are both made of plastic materials and are integrally formed by using a mould, and the needle insulating pressing plate 4 is covered on the needle insulator 1 during assembly; a sealing ring 8 is arranged on the end face of the needle insulator 1 to play a role in sealing and waterproofing an interface, the sealing ring 8 is an O-shaped ring or an interface sealing ring, and the sealing ring 8 is directly pressed in the groove 5 during assembly; when the connector is assembled, the front end of the contact pin 3 penetrates through the mounting hole 2, the front end of the signal pin 6 penetrates through the signal pin mounting hole 5, and the rear ends of the contact pin 3 and the signal pin 6 are fixed on the pin insulator 1 through the pin insulating pressing plate 4, so that the connector is simple in structure, easy to assemble, convenient to install, labor-saving in assembly and firm in structure. It is worth noting that after the signal pin is installed, single-component silica gel injection molding is carried out in a groove of the signal pin, and sealing between the signal pin and the shell is achieved.

In a preferred embodiment, referring to fig. 1, 2 and 4, the mounting hole 2 and the signal pin mounting hole 5 of the waterproof connector are both arranged along the width direction of the pin insulator 1, the front end of the mounting hole 2 and the front end of the signal pin mounting hole 5 are both square holes, the rear end is a round hole, and the round hole at the rear end is adapted to the outer wall of the contact pin 3 or the outer wall of the signal pin 6. The front ends of the mounting holes 2 and the signal pin mounting holes 5 are all arranged to be square holes, the rear ends of the mounting holes are arranged to be round holes, the round holes are matched with the outer walls of the contact pins 3 or the outer walls of the signal pins 6, the contact pins 3 are in interference fit with the mounting holes 2, the signal pins 6 are in interference fit with the signal pin mounting holes 5, and the mounting stability of the contact pins and the signal pins 6 is guaranteed.

In a preferred embodiment, referring to fig. 1, 2 and 4, the contact pin 3 and the signal pin 6 of the waterproof connector are each of an "L" shaped structure, one end of which extends in the width direction of the pin insulator 1 and the other end of which extends to the outside of the pin insulator 1 toward the upper side thereof. The upper side of the needle insulation pressing plate 4 is provided with a plurality of limiting holes 41 which are matched with the inserting needles and a plurality of signal needle limiting holes 42 which are matched with the signal needles 6, the left side and the right side of the needle insulation pressing plate 4 are provided with a plurality of limiting blocks 43, and the inner wall of the rear side of the needle insulator 1 is provided with a limiting groove 11 which is matched with the limiting blocks. The pin insulating pressing plate 4 is provided with a plurality of limiting holes 41 corresponding to the pins 3 and a plurality of signal pin limiting holes 42 corresponding to the signal pins 6 at the upper side, so that the pins and the rear ends of the signal pins can be fixed and cannot shake when in use; through setting up stopper 43 in the left and right sides of needle insulation clamp plate 4, needle insulator 1 rear side sets up spacing groove 11, guarantees that needle insulation clamp plate 4 can be quick card in needle insulator 1, and stopper 43 lower part is the inclined plane, makes things convenient for needle insulation clamp plate 4 to install on needle insulator 1, and stability is better.

In a preferred embodiment, referring to fig. 1, the end face of the pin insulator 1 of the watertight connector is provided with a fastening member 9. The needle insulator 1 is surrounded by a flange 10, and the seal ring 8 is provided on the flange 10. The fasteners 9 are nuts, bolts, screws or the like, when the connector is installed, the connectors are firstly welded with the PCB together in the wave peak mode, then the connectors are installed in the box body, then the connectors are connected with the nuts through the screws outside the box body and locked and fixed on the box body, and the connectors are inserted into the corresponding female ends for use after being installed; a flange disk 10 is arranged around the outside of the needle insulator 1, which facilitates the installation of the sealing ring 8.

In a preferred embodiment, the pins of the waterproof connector are made of red copper or brass or tellurium copper material. The contact pin is made of red copper materials, so that the contact pin has good electric conduction and heat conduction performance, and the service life of the contact pin is ensured to be longer.

The novel waterproof connector sealed by the direct-current power supply module has the following advantages:

firstly, the product meets the use requirements of customers on the module, and can meet the application of 40KW charging piles of the customers;

secondly, due to the fact that good guiding and misplug prevention functions are specially designed in the aspect of the appearance structure of the product, the functions of push-pull and blind-plug can be directly achieved, and a client can conveniently disassemble and assemble in the using process;

thirdly, the product can meet the IP67 sealing and waterproof requirements;

finally, the product is simple in structure, easy to assemble, labor-saving in assembly and firm in structure.

What just go up be the utility model discloses a part or preferred embodiment, no matter be characters or the drawing can not consequently restrict the utility model discloses the scope of protection, all with the utility model discloses a holistic thought down, utilize the equivalent structure transform that the contents of the description and the drawing do, or direct/indirect application all includes in other relevant technical field the utility model discloses the within range of protection.

Claims

1. DC power supply module seals waterproof connector, including the connector, its characterized in that: the connector includes the needle insulator, locate a plurality of mounting holes in the needle insulator, locate the contact pin in the mounting hole and cover the needle insulation clamp plate of establishing on the contact pin, one side of mounting hole still is equipped with the signal needle mounting hole, install a plurality of signal needles in the signal needle mounting hole, the terminal surface of needle insulator, the one side of keeping away from the needle insulation clamp plate is equipped with the recess, install the sealing washer in the recess.

2. The DC power supply module sealing waterproof connector as claimed in claim 1, wherein the mounting hole and the signal pin mounting hole are both arranged along the width direction of the pin insulator, the front end of the mounting hole and the front end of the signal pin mounting hole are both square holes, the rear end of the mounting hole is a round hole, and the round hole at the rear end of the mounting hole is adapted to the outer wall of the contact pin or the outer wall of the signal pin.

3. The sealed waterproof connector of DC power supply module as claimed in claim 1, wherein the contact pin and the signal pin are both of "L" shape structure, one end of which extends along the width direction of the pin insulator and the other end extends to the outside of the pin insulator towards the upper side thereof.

4. The DC power supply module sealing waterproof connector as claimed in claim 1, wherein the pin insulating pressing plate is provided at an upper side thereof with a plurality of pin-limiting holes corresponding to the pins and a plurality of signal pin-limiting holes corresponding to the signal pins, the pin insulating pressing plate is provided at left and right sides thereof with a plurality of limiting blocks, and the pin insulator is provided at a rear inner wall thereof with a limiting groove corresponding to the limiting blocks.

5. The DC power module sealing and waterproof connector according to claim 1, wherein an end face of the pin insulator is provided with a fastening member.

6. The DC power module sealing and waterproof connector as recited in claim 1, wherein the pin insulator is surrounded on an outer side by a flange, and the gasket is provided on the flange.

7. The sealed waterproof connector of the direct current power supply module as claimed in claim 1, wherein the contact pin is made of red copper or brass or tellurium copper material.