CN216626327U

CN216626327U - Electric leading-out piece structure of controller

Info

Publication number: CN216626327U
Application number: CN202123203307.6U
Authority: CN
Inventors: 张凌志
Original assignee: Wuxi Zhidong Mechanical And Electrical Equipment Co ltd
Current assignee: Wuxi Zhidong Mechanical And Electrical Equipment Co ltd
Priority date: 2021-12-17
Filing date: 2021-12-17
Publication date: 2022-05-27
Anticipated expiration: 2031-12-17

Abstract

The utility model belongs to the technical field of controllers, and relates to an electrical leading-out part structure of a controller, which comprises a heat dissipation bottom shell and an upper shell buckled on the heat dissipation bottom shell, wherein a circuit board is arranged on the heat dissipation bottom shell, and the electrical leading-out part structure is characterized in that: the circuit board is provided with a group of electric binding posts and a plurality of electric conduction leading-out needles, wherein a circle of electric binding post glue fence is arranged on the periphery of each electric binding post, and a binding post glue containing groove is formed between each electric binding post glue fence and each electric binding post; a plurality of electrically conductive extraction needles are fixed on the plastic sheet of row needle, the upper surface of the plastic sheet of row needle sets up row needle and holds gluey groove. This external structure has guaranteed good waterproof sealing effect, and the cost is than traditional controller electric leading-out piece waterproof construction reduction.

Description

Electric leading-out piece structure of controller

Technical Field

The utility model belongs to the technical field of controllers and relates to an electric leading-out piece structure of a controller.

Background

At present, an electric vehicle controller is a central control part of an electric vehicle, and due to the fact that the electric vehicle controller works outdoors for a long time and is bad in use environment, the requirements for heat dissipation, water resistance and dust resistance of a shell structure are high. Besides the heat dissipation requirement of the controller shell, the waterproof sealing scheme that the electric leading-out conductive pin header and the wiring terminal of the controller penetrate through the shell also has great requirements. The scheme that uses on the existing market is the mode of adopting sealed cushion basically, arranges the needle and fixes on a dull and stereotyped plastics promptly, sets up the cushion on the dull and stereotyped plastic sheet, then goes up the casing and opens the hole electric needle and stretch out the casing, goes up the inboard pressure of casing and on the cushion, realizes waterproof sealing.

The existing scheme has the following defects: in order to realize the sealing effect, the force of pressing the upper shell on the pin header sealing rubber mat and the wiring terminal sealing rubber mat needs to be larger, the requirement on the mechanical strength of the shell is very high, and the requirement on the precision tolerance of the plane positions of the upper shell and the wiring terminal pin header rubber mat is very high. And there is stress between last casing and the cushion always, can lead to the casing to warp because vibrations and generate heat and lead to sealed cushion pressure not enough at last in the long-time use of controller, leads to sealed waterproof inefficacy at last.

Disclosure of Invention

The utility model aims at the problems and provides an electric leading-out piece structure of a controller, which ensures a good waterproof sealing effect and reduces the cost compared with the traditional controller structure.

According to the technical scheme of the utility model: an electric extraction structure of controller, including the heat dissipation drain pan and detain the upper casing of pressing on the heat dissipation drain pan, set up circuit board, its characterized in that on the heat dissipation drain pan: the circuit board is provided with a group of electric binding posts and a plurality of electric conduction leading-out needles, wherein a circle of electric binding post glue fence is arranged on the periphery of each electric binding post, and a binding post glue containing groove is formed between each electric binding post glue fence and each electric binding post;

the plurality of electric conduction leading-out needles are fixed on the pin header plastic sheet, and pin header glue containing grooves are formed in the upper surface of the pin header plastic sheet;

the edge of a terminal hole of the upper shell is provided with a circle of terminal protruding strips, the terminal protruding strips extend towards the inner cavity of the upper shell, the upper shell is further provided with pin arranging holes corresponding to the electric conduction leading-out pins, the edge of each pin arranging hole is provided with pin arranging protruding strips, the electric terminals stretch out from the terminal holes, the terminal protruding strips are pressed and installed in the terminal glue containing grooves, the electric conduction leading-out pins stretch out from the pin arranging holes, the pin arranging protruding strips are pressed and installed in the pin arranging glue containing grooves, and glue is respectively arranged in the terminal glue containing grooves and the pin arranging glue containing grooves.

As a further improvement of the utility model, the electrically conductive leading-out needles are divided into three groups, the pin arrangement holes are divided into three groups, namely, 6-hole pin arrangement holes, 12-hole pin arrangement holes and 8-hole pin arrangement holes, and the three groups of electrically conductive leading-out needles are respectively matched with the 6-hole pin arrangement holes, the 12-hole pin arrangement holes and the 8-hole pin arrangement holes.

As a further improvement of the utility model, limit partitions are respectively arranged between two adjacent groups of the electric conduction leading-out pins in the pin arranging glue accommodating grooves, and after the heat dissipation bottom shell is buckled and connected with the upper shell, the limit partitions are arranged between two corresponding groups of pin arranging holes.

As a further improvement of the present invention, a heat dissipation fin is disposed on the bottom surface of the heat dissipation bottom casing.

The utility model has the technical effects that: the product of the utility model has reasonable and ingenious structure, is designed by aiming at the defects of the existing controller, and realizes the sealing connection by glue by arranging the pin header glue containing groove on the pin header plastic sheet, arranging the binding post glue containing groove on the outer ring of the electric binding post and carrying out corresponding structural improvement on the pin header hole and the binding post hole, thereby not only ensuring the waterproof sealing effect, but also effectively reducing the product cost.

Drawings

FIG. 1 is an exploded view of the present invention.

Detailed Description

The following further describes embodiments of the present invention with reference to the drawings.

In fig. 1, the heat dissipation bottom case 10, the circuit board 11, the pin header plastic sheet 12, the pin header plastic sheet fence 13, the electrically conductive lead-out pins 14, the pin header glue containing groove 15, the electrical terminals 16, the electrical terminal glue fence 17, the terminal glue containing groove 18, the limiting partition plate 19, the upper case 20, the terminal hole 21, the terminal protrusion strip 22, the pin header hole 23, the pin header protrusion strip 24, and the like are included.

As shown in fig. 1, the present invention is an electrical lead-out structure of a controller, including a heat dissipation bottom case 10 and an upper case 20 buckled on the heat dissipation bottom case 10, wherein a circuit board 11 is disposed on the heat dissipation bottom case 10, a group of electrical terminals 16 and a plurality of electrical conductive lead-out pins 14 are disposed on the circuit board 11, wherein a circle of electrical terminal glue rail 17 is disposed on the periphery of the electrical terminals 16, and a terminal glue accommodating groove 18 is formed between the electrical terminal glue rail 17 and the electrical terminals 16.

A plurality of electrically conductive lead-out needles 14 are fixed on the plastic pin header 12, and a pin header glue receiving groove 15 is formed on the upper surface of the plastic pin header 12.

Go up casing 20's terminal hole 21 edge and set up round terminal salient strip 22, terminal salient strip 22 extends in the casing 20 inner chamber of orientation, goes up casing 20 and still is provided with and electrically conducts the corresponding row pin hole 23 of leading out needle 14, and the edge of row pin hole 23 sets up row pin salient strip 24, electric terminal 16 stretches out from terminal hole 21, and terminal salient strip 22 pressure equipment holds gluey groove 18 in the terminal, electrically conducts leading out needle 14 and stretches out from row pin hole 23, row pin salient strip 24 pressure equipment holds gluey groove 15 in row pin, is equipped with glue in terminal appearance gluey groove 18, row pin holds gluey groove 15 respectively.

The electrically conductive extraction needle 14 of electrically conductive is divided into three groups, arrange pinhole 23 and divide into three groups, be 6 hole row pinholes, 12 hole row pinholes, 8 hole row pinholes in proper order, three electrically conductive extraction needles of group 14 respectively with 6 hole row pinholes, 12 hole row pinholes, 8 hole row pinholes cooperatees.

And limiting partition plates 19 are respectively arranged between two adjacent groups of electric conduction leading-out needles in the needle arrangement glue containing grooves 15, and after the heat dissipation bottom shell 10 is buckled and pressed with the upper shell 20, the limiting partition plates 19 are arranged between two corresponding groups of needle arrangement holes 23. The bottom surface of the heat dissipation bottom case 10 is provided with heat dissipation fins.

As shown in fig. 1, the working process of the present invention is as follows: during use, sealing glue is firstly squeezed into the pin header glue containing groove 15 and the terminal post glue containing groove 18 of the pin header plastic sheet 12, then the upper shell 20 is buckled, at the moment, the wiring post hole 21 and the electric conduction leading-out pin 14 penetrate through the holes (the wiring post hole 21 and the pin header hole 23) of the upper shell 20, and the pin header protrusion strip 24 and the terminal post protrusion strip 22 are respectively immersed into the pin header glue containing groove 15 and the terminal post glue containing groove 18. At this time, the sealing of the electrical post 16 and the electrically conductive lead-out pin 14 with the upper case 20 is completed.

Claims

1. The utility model provides an electric lead-out piece structure of controller, includes heat dissipation drain pan (10) and withholds last casing (20) on heat dissipation drain pan (10), set up circuit board (11) on heat dissipation drain pan (10), its characterized in that: a group of electric wiring terminals (16) and a plurality of electric conduction leading-out needles (14) are arranged on the circuit board (11), wherein a circle of electric wiring terminal glue fence (17) is arranged on the periphery of each electric wiring terminal (16), and a wiring terminal glue containing groove (18) is formed between each electric wiring terminal glue fence (17) and each electric wiring terminal (16);

a plurality of electric conduction leading-out needles (14) are fixed on a needle arranging plastic sheet (12), and needle arranging glue containing grooves (15) are formed in the upper surface of the needle arranging plastic sheet (12);

go up terminal hole (21) edge of casing (20) and set up round terminal salient strip (22), terminal salient strip (22) extend in going up casing (20) inner chamber towards, go up casing (20) and still be provided with and electrically conduct row needle hole (23) that lead out needle (14) corresponding, the edge of row needle hole (23) sets up row needle salient strip (24), electric terminal (16) stretch out from terminal hole (21), and terminal salient strip (22) pressure equipment is in terminal appearance gluey groove (18), electrically conduct and lead out needle (14) and stretch out from row needle hole (23), row needle salient strip (24) pressure equipment is in row needle appearance gluey groove (15), is equipped with glue in terminal appearance gluey groove (18), the row needle appearance gluey groove (15) respectively.

2. The electrical outlet structure of the controller of claim 1, wherein: the electric conduction leading-out needle (14) is divided into three groups, the row needle hole (23) is divided into three groups, namely a 6-hole row needle hole, a 12-hole row needle hole and an 8-hole row needle hole in sequence, and the three groups of electric conduction leading-out needles (14) are matched with the 6-hole row needle hole, the 12-hole row needle hole and the 8-hole row needle hole respectively.

3. The electrical outlet structure of the controller according to claim 2, wherein: and a limiting partition plate (19) is arranged in the pin arranging glue containing groove (15) corresponding to the space between two adjacent groups of electric conduction leading-out pins respectively, and after the heat dissipation bottom shell (10) is buckled and pressed with the upper shell (20), the limiting partition plate (19) is arranged between two corresponding groups of pin arranging holes (23).

4. The electrical outlet structure of the controller of claim 1, wherein: and the bottom surface of the heat dissipation bottom shell (10) is provided with heat dissipation toothed sheets.