CN209045951U - Connecting terminal and DC converter - Google Patents
Connecting terminal and DC converter Download PDFInfo
- Publication number
- CN209045951U CN209045951U CN201821783355.2U CN201821783355U CN209045951U CN 209045951 U CN209045951 U CN 209045951U CN 201821783355 U CN201821783355 U CN 201821783355U CN 209045951 U CN209045951 U CN 209045951U
- Authority
- CN
- China
- Prior art keywords
- interface
- sealing plate
- pin
- connecting terminal
- lower casing
- 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
Landscapes
- Dc-Dc Converters (AREA)
Abstract
The utility model provides a kind of connecting terminal and DC converter, the connecting terminal includes sealing plate, first interface, second interface, the first pin set and second pin group, in which: the first interface and second interface are located at the first side of the sealing plate；First pin set includes multiple first pins, and the first end of the multiple first pin is located at second side of the sealing plate, second end passes through the sealing plate and extends in the first interface；The second pin group includes multiple second pins, and the first end of the multiple second pin is located at second side of the sealing plate, second end passes through the sealing plate and extends in the second interface.Connection terminal structure is compact, occupied space reduces, but also can simplify assembly technology by not only making at least two Interface integrations a to connecting terminal for the utility model.
Description
Technical field
The utility model relates to electronic technology fields, more specifically to a kind of connecting terminal and DC converter.
Background technique
In vehicle electric field, DC converter (i.e. DC-DC converter) is used for the high voltage direct current in power battery
Electricity is transformed into low-voltage DC, to realize the charging to booster battery.The connecting terminal of DC converter includes high input voltage
Interface, low pressure output interface and control signaling interface, and the usually independently installed connection of three connecting terminals, position are relatively clever
It is living, the application demand of different occasions may be implemented.
Since the seal request of DC converter is higher, above three terminal generallys use sealing ring and is fastened by screw
Realize sealing function.
However, three connecting terminals independently install connection, although position is relatively clever in above-mentioned DC converter
It is living, but this mode occupies biggish space, is unfavorable for reducing the volume of DC converter；And in production assembling process
In, each connecting terminal will be installed respectively, including filling sealing ring and fastening screw, and process is tedious, time-consuming, is unfavorable for giving birth to
Produce the raising of efficiency.
Utility model content
The technical problem to be solved by the present invention is to provide for the big problem of above-mentioned connecting terminal occupied space
A kind of new connecting terminal and DC converter.
The technical solution that the utility model solves above-mentioned technical problem is to provide a kind of connecting terminal, including sealing plate, the
One interface, second interface, the first pin set and second pin group, in which: the first interface and second interface are located at
First side of the sealing plate；First pin set includes multiple first pins, and the first end of the multiple first pin
It is located at second side of the sealing plate, second end passes through the sealing plate and extends in the first interface；Described
Two pin sets include multiple second pins, and the first end of the multiple second pin is located at the second of the sealing plate
Side, second end pass through the sealing plate and extend in the second interface.
Preferably, the connecting terminal further includes third interface and third pin set；Wherein, the third interface is located at institute
State the first side of sealing plate；The third pin set includes multiple third pins, and the first end of the multiple third pin is divided
Not Wei Yu second side of the sealing plate, second end pass through the sealing plate and extend in the third interface.
Preferably, the first interface is high input voltage interface, and the second interface is low pressure output interface, the third
Interface is control signaling interface.
Preferably, the first interface, second interface, third interface protrude from the surface of the first side of the sealing plate,
And the first interface, second interface and third interface are respectively perpendicular to the surface of the first side of the sealing plate.
The utility model also provides a kind of DC converter, including shell, circuit board and connecting terminal as described above；Its
In: the circuit board is mounted in the shell, and the connecting terminal is sealingly mounted on the shell by the sealing plate,
And the first interface, second interface are located at the outside of the shell, first pin set, second pin group respectively with it is described
Circuit board conductive connection.
Preferably, the shell includes lower casing and cover board, in which: the cover board is fixed on the lower casing, and described is connect
Line terminals are sealingly mounted between the lower casing and cover board by sealing plate.
Preferably, there is installing port and seal groove, and the shape and ruler of the installing port between the lower casing and cover board
The very little shape and size with the sealing plate match；The seal groove is arranged along the installing port, and has in the seal groove
Casting glue；The connecting terminal is installed to the installing port, and the edge of the sealing plate is resisted against on the casting glue.
Preferably, the connecting terminal further includes the locating slot positioned at first side of sealing plate, is had on the lower casing
Positioning wall corresponding with the locating slot；When the connecting terminal is installed to the installing port, described in the positioning wall insertion
Locating slot.
Preferably, plane where the positioning wall is parallel to plane where the sealing plate.
Preferably, the connecting terminal further includes the positioning pin except the second side for projecting into the sealing plate, the electricity
There are location hole and pin bores on the plate of road；The positioning pin is located at second side of the sealing plate, and is inserted into the positioning pin
When the location hole, first pin, second pin are inserted into corresponding pin bores respectively.
The connecting terminal and DC converter of the utility model have the advantages that by by least two sets of interfaces
At not only making to a connecting terminal, connection terminal structure is compact, occupied space reduces, but also can simplify assembly technology.And
And the utility model also passes through casting glue instead of sealing ring and screw, while guaranteeing sealing effect, improves production effect
Rate.
Detailed description of the invention
Fig. 1 is the schematic diagram of the utility model connecting terminal embodiment；
Fig. 2 is sealing plate and the schematic diagram of interface section embodiment in the utility model connecting terminal；
Fig. 3 is the schematic diagram of the utility model DC converter embodiment；
Fig. 4 is the schematic diagram that the utility model DC converter middle connecting terminal is installed to enclosure implementations；
Fig. 5 is the schematic diagram of the utility model DC converter middle connecting terminal Yu circuit-board connecting structure embodiment.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
It as shown in Figs. 1-2, is the schematic diagram of the utility model connecting terminal embodiment, which can be applied to direct current
The equipment that converter etc. has multiple interfaces, and realize input, output connection.The connecting terminal of the present embodiment includes sealing plate
11, first interface 12, second interface 13, the first pin set and second pin group.Above-mentioned sealing plate 11, first interface 12,
Two interfaces 13 are made of insulating material, and can integrated injection molding, and a part injection molding of the first pin set and second pin group
In in insulating materials.
Above-mentioned first interface 12 and second interface 13 are located at the first side of sealing plate 11, specifically, first interface 12
It can be arranged side by side in the first lateral edge horizontal direction of sealing plate 11 with second interface 13.Certainly, in practical applications, first interface
12 and second interface 13 relative position and spacing can according to need change.
First pin set includes multiple first pins 15, and the first end of multiple first pin 15 is located at sealing plate
11 second side, second end pass through sealing plate 11 and extend in first interface 12.Similarly, second pin group includes multiple
Two pins 16, and the first end of multiple second pin 16 is located at second side of sealing plate 11, second end passes through sealing plate
It 11 and extends in second interface 13.In this way, when external structure is plugged into first interface 12 and second interface 13, it can be achieved that leading
Electrical connection.Particularly, above-mentioned first interface 12 and second interface 13 can be male plug.Certainly, in practical applications, first interface 12
It can also be female plug with second interface 13.
Above-mentioned connecting terminal is by, to a connecting terminal, not only making connection terminal structure at least two Interface integrations
Compact, occupied space reduces, and can simplify assembly technology.When above-mentioned connecting terminal is applied to DC converter, above-mentioned the
One pin 15 can connect the high input voltage terminal (such as high input voltage terminal on circuit board) in DC converter, thus first
Interface 12 constitutes high input voltage interface；Second pin 16 can connect low voltage outlet terminals (such as the circuit board in DC converter
On low voltage outlet terminals), thus second interface 13 constitute low pressure output interface.
Above-mentioned connecting terminal may also include third interface 14 and third pin set.Above-mentioned third interface 14 is located at sealing plate 11
The first side, i.e., it is ipsilateral with first interface 12, second interface 13, and third interface 14 and first interface 12, second interface 13 are simultaneously
Row's setting.Third pin set includes multiple third pins 17, and the first end of multiple third pin 17 is located at sealing plate
11 second side, second end pass through sealing plate 11 and extend in third interface 14.
Particularly, when above-mentioned connecting terminal is applied to DC converter, third pin 17 can be connected in DC converter
Control signal end son, thus third interface 14 constitute control signaling interface.
High input voltage interface, low pressure output interface and control signaling interface three are integrated by above-mentioned connecting terminal, and
The relative position of three and spacing are adjustable, to adapt to the demand of different location connection.With this configuration, it can disposably complete
The assembly of equipment total interface, simplifies assembly technology.And due to high input voltage interface, low pressure output interface and control signal
Interface three is integrated, but also the connection part occupied space of equipment is substantially reduced.
Specifically, for convenient for the grafting of external lug operation, above-mentioned first interface 12, second interface 13, third interface 14
The surface of the first side of sealing plate 11 can be protruded from, and first interface 12, second interface 13 and third interface 14 are respectively perpendicular
In the surface of the first side of sealing plate 11.
It as in Figure 3-5, is the schematic diagram of the utility model DC converter embodiment, which can be applied to
New-energy automobile, and the high voltage direct current of high tension battery input is converted into low-voltage DC, realize the charging of booster battery.
The DC converter of the present embodiment includes shell, circuit board 31 and connecting terminal as described above.Foregoing circuit plate 31 is mounted on
In shell, connecting terminal is sealingly mounted on shell by sealing plate 11, and first interface 12, second interface 13 are located at shell
Outside, the first pin set, second pin group are conductively connected with circuit board 31 respectively.
Above-mentioned shell can be made of cover board 21 and lower casing 22, and cover board 21 is fixed on lower casing 22, and connecting terminal passes through
Sealing plate 11 is sealingly mounted between lower casing 22 and cover board 21 (i.e. sealing plate 11 is fixed by cover board 21 and lower casing 22).
Specifically, between lower casing 22 and cover board 21 have installing port and seal groove, and the shape and size of installing port with
The shape and size of sealing plate 11 match；Seal groove is arranged along installing port, and has casting glue 23 in seal groove.Connecting terminal peace
It is attached to installing port, and the edge of sealing plate 11 is resisted against on casting glue 23.Since casting glue 23 has elasticity, pass through sealing
Plate 11 compresses casting glue 23, it can be achieved that sealing.
In addition, in conjunction with Fig. 1-2, above-mentioned connecting terminal further includes being located at sealing plate 11 for convenience of the installation of connecting terminal
The locating slot 18 of side correspondingly has on lower casing 22 and positions wall 222 with locating slot 18；Installing port is installed in connecting terminal
When, positioning wall 222 is embedded in locating slot 18.Particularly, positioning 222 place plane of wall is parallel to 11 place plane of sealing plate, and fixed
Position slot 18 can be located on two vertical end faces of installing port.
When connecting terminal is assembled to shell, first casting glue 23 can be coated in the seal groove of lower casing 22, terminals
Son buckles into cooperation positioning in the positioning wall 222 of lower casing 22 by the locating slot 18 of two sides, and (i.e. the positioning wall 222 of connecting terminal is inserted into
Locating slot 18), the casting glue 23 in the seal groove of the bottom of the sealing plate 11 of connecting terminal and two lateral sections and lower casing 22
It fits closely；Then, casting glue 23 is coated on the top of the sealing plate of connecting terminal 11, cover board 21 passes through the glue groove of its lower surface
The casting glue 23 on the top of sealing plate 11 is compressed, cover board 21 is fastened on lower casing 22 by screw again, completes the dress of connecting terminal
Match.
In above-mentioned DC converter, connecting terminal is not only simple and reliable in such a way that casting glue seals, but also terminals
Separately installed sealing ring and fastening screw are not needed on son, simplifies assembly process, substantially increase production efficiency.
For the assembly convenient for the first pin 15, second pin 16 and third pin 17, above-mentioned connecting terminal may also include
Positioning pin 19, the positioning pin 19 project into except second side of sealing plate 11, correspondingly, on circuit board 31 have location hole and draw
Foot hole.Above-mentioned positioning pin 19 is located at second side of sealing plate 11, and when positioning pin 19 is inserted into the location hole on circuit board 31, the
One pin 15, second pin 16, third pin 17 are inserted into corresponding pin bores on circuit board 31 respectively.Above-mentioned first pin 15,
Second pin 16 and third pin 17 may be welded to circuit board 31, can also by way of crimping be fixed to circuit board 31 and with electricity
Road plate 31 is conductively connected.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in
Change or replacement, should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should
It is subject to the protection scope in claims.
Claims (10)
1. a kind of connecting terminal, which is characterized in that including sealing plate, first interface, second interface, the first pin set and second
Pin set, in which: the first interface and second interface are located at the first side of the sealing plate；The first pin set packet
Multiple first pins are included, and the first end of the multiple first pin is located at second side of the sealing plate, second end is worn
It crosses the sealing plate and extends in the first interface；The second pin group includes multiple second pins, and the multiple
The first end of second pin is located at second side of the sealing plate, second end passes through the sealing plate and extends to described the
In two interfaces.
2. connecting terminal according to claim 1, which is characterized in that the connecting terminal further includes third interface and third
Pin set；Wherein, the third interface is located at the first side of the sealing plate；The third pin set includes that multiple thirds are drawn
Foot, and the first end of the multiple third pin is located at second side of the sealing plate, second end passes through the sealing plate
And it extends in the third interface.
3. connecting terminal according to claim 2, which is characterized in that the first interface is high input voltage interface, described
Second interface is low pressure output interface, and the third interface is control signaling interface.
4. connecting terminal according to claim 2, which is characterized in that the first interface, second interface, third interface are prominent
For the surface of the first side of the sealing plate, and the first interface, second interface and third interface are respectively perpendicular to institute
State the surface of the first side of sealing plate.
5. a kind of DC converter, which is characterized in that including shell, circuit board and as of any of claims 1-4
Connecting terminal；Wherein: the circuit board is mounted in the shell, and the connecting terminal is sealingly mounted at by the sealing plate
On the shell, and the first interface, second interface are located at the outside of the shell, first pin set, second pin
Group is connect with the circuit board conductive respectively.
6. DC converter according to claim 5, which is characterized in that the shell includes lower casing and cover board, in which: institute
It states cover board to be fixed on the lower casing, and the connecting terminal is sealingly mounted between the lower casing and cover board by sealing plate.
7. DC converter according to claim 6, which is characterized in that between the lower casing and cover board have installing port with
And seal groove, and the shape and size of the installing port are matched with the shape and size of the sealing plate；The seal groove is along institute
Installing port setting is stated, and there is casting glue in the seal groove；The connecting terminal is installed to the installing port, and the sealing
The edge of plate is resisted against on the casting glue.
8. DC converter according to claim 7, which is characterized in that the connecting terminal further includes being located at the sealing
The locating slot of the first side of plate has positioning wall corresponding with the locating slot on the lower casing；It is installed in the connecting terminal
When the installing port, the positioning wall is embedded in the locating slot.
9. DC converter according to claim 8, which is characterized in that plane where the positioning wall is parallel to described close
Plane where sealing plate.
10. DC converter according to claim 5, which is characterized in that the connecting terminal further include project into it is described
Positioning pin except second side of sealing plate has location hole and pin bores on the circuit board；The positioning pin is located at described
Second side of sealing plate, and when the positioning pin is inserted into the location hole, first pin, second pin are inserted into pair respectively
The pin bores answered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821783355.2U CN209045951U (en) | 2018-10-31 | 2018-10-31 | Connecting terminal and DC converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821783355.2U CN209045951U (en) | 2018-10-31 | 2018-10-31 | Connecting terminal and DC converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209045951U true CN209045951U (en) | 2019-06-28 |
Family
ID=67040305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821783355.2U Active CN209045951U (en) | 2018-10-31 | 2018-10-31 | Connecting terminal and DC converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209045951U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3780286A1 (en) * | 2019-08-16 | 2021-02-17 | Hirose Electric Co., Ltd. | Electric connector |
-
2018
- 2018-10-31 CN CN201821783355.2U patent/CN209045951U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3780286A1 (en) * | 2019-08-16 | 2021-02-17 | Hirose Electric Co., Ltd. | Electric connector |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208723128U (en) | A kind of binding post sealing cover, cover assembly and compressor | |
| CN203204041U (en) | Novel electric energy meter inserter | |
| CN205991466U (en) | A kind of LED down of easy-to-connect | |
| CN112086837A (en) | Electric automobile charging socket | |
| CN110364896A (en) | A kind of integral control circuit is built in the electric vehicle alternating-current charging rifle inside gun body | |
| CN207766057U (en) | Electric machine assembly and drainage system | |
| CN209045951U (en) | Connecting terminal and DC converter | |
| CN209056686U (en) | A kind of self-sealing plug connector for automobile lamp | |
| CN205039367U (en) | A connector and electric motor car for electric motor car | |
| CN206585145U (en) | A kind of strong magnetic-extraction connector and electronic equipment | |
| CN206274558U (en) | A kind of modular indefinite extension Intelligent socket | |
| CN105140736A (en) | Connector used for electric car and electric car | |
| CN212784120U (en) | Electric automobile charging socket | |
| CN209249778U (en) | Connector assembly and control device | |
| CN2847612Y (en) | Line distribution adaptor for extracting type 1/2 unit | |
| CN207796707U (en) | Inlet wire water-tight device and underground lamp | |
| CN208256780U (en) | A kind of shell structure of easy replacement battery | |
| CN207896060U (en) | A kind of fuse unit | |
| CN208588398U (en) | A kind of electronic unit of modularized encapsulation | |
| CN221058003U (en) | Electrical equipment wiring bin structure | |
| CN213401677U (en) | In-watch sealing connector and watch comprising same | |
| CN220401451U (en) | Compact charging power supply with internal PCB stacked structure | |
| CN218160918U (en) | High-low voltage connector integrated connector | |
| CN219917643U (en) | Integrated LED lamp power supply connector | |
| CN117855911B (en) | New energy charging cable connector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 215000 52 tianedang Road, Yuexi, Wuzhong District, Suzhou City, Jiangsu Province Patentee after: Suzhou Huichuan United Power System Co.,Ltd. Address before: 215000 52 tianedang Road, Yuexi Town, Wuzhong District, Suzhou City, Jiangsu Province Patentee before: SUZHOU HUICHUAN UNITED POWER SYSTEM Co.,Ltd. |