CN109149230A - Waterproof terminal plate - Google Patents
Waterproof terminal plate Download PDFInfo
- Publication number
- CN109149230A CN109149230A CN201710894220.7A CN201710894220A CN109149230A CN 109149230 A CN109149230 A CN 109149230A CN 201710894220 A CN201710894220 A CN 201710894220A CN 109149230 A CN109149230 A CN 109149230A
- Authority
- CN
- China
- Prior art keywords
- mentioned
- waterproof
- cable
- shell
- interconnecting piece
- 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.)
- Pending
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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
- H01R13/46—Bases; Cases
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
- H01R13/5205—Sealing means between cable and housing, e.g. grommet
Landscapes
- Connector Housings Or Holding Contact Members (AREA)
- Connections Arranged To Contact A Plurality Of Conductors (AREA)
Abstract
The present invention relates to waterproof terminal plates.It is an object of the present invention to provide electrical connection operations at the scene to be easy, the waterproof terminal plate that waterproofness is excellent.Waterproof terminal plate of the invention is characterized in that, the waterproof terminal plate includes the shell for storing the connecting terminal for being electrically connected with the cable for being accommodated in conduit, and the waterproof part of waterproof is carried out for the interconnecting piece of above-mentioned shell He the cable for being accommodated in said wires pipe, above-mentioned waterproof part includes the heart linear sealing portion for sealing the peripheral part of cable heart line of above-mentioned cable, the conduit sealing of the peripheral part of said wires pipe is sealed, and seals the shell sealing of the shell side of above-mentioned interconnecting piece.
Description
Technical field
The present invention relates to the terminal boards for connecting power cable, more particularly to realize the terminal board of preventing hydration.
Background technique
For example, using various power governors, being electrically connected with the power governor in photovoltaic power generation system field
Power cable generally using by round terminal pressure welding after core wire, screw is fixed on terminal board, connected by conduit and outside
The method connect.
But in order to carry out such connection operation at the scene, many working hours is needed, are also worried because screw without twisting completely
Tightly cause to burn out.
Further more, its waterproof homework is also highly difficult.
In patent document 1, it discloses the inner sleeve touched with connecting cable and is connected with the cable of terminal box ontology
The water-baffling sleeve that the outer sheath of portion's contiguity is formed as one.
But the necessary every cable heart line installation of water-baffling sleeve disclosed in the bulletin, it can't realize the waterproof of conduit.
[existing technical literature]
[patent document]
[patent document 1] Japanese Unexamined Patent Publication 2010-118394 bulletin
Summary of the invention
It is an object of the present invention to provide electrical connection operations at the scene to be easy, the waterproof terminal plate that waterproofness is excellent.
In order to solve the problems of conventional art as described above, realization desired object is of the present invention anti-
Water end (W.E.) daughter board is characterized in that:
The waterproof terminal plate includes:
Shell stores the connecting terminal for being electrically connected with the cable for being accommodated in conduit；And
Waterproof part carries out waterproof for the interconnecting piece of above-mentioned shell He the cable for being accommodated in said wires pipe；
Above-mentioned waterproof part includes:
Heart linear sealing portion seals the peripheral part of the cable heart line of above-mentioned cable；
Conduit sealing seals the peripheral part of said wires pipe；And
Shell sealing seals the shell side of above-mentioned interconnecting piece.
Waterproof terminal plate of the present invention can be used for the various electric/electronics of cable connection, for example, can be used as
External connection is used in the terminal board of the shell of power governor.
In the present invention, a plurality of cable heart line can also be equipped with cable, it is close that above-mentioned waterproof part is equipped with multiple heart lines
Envelope portion seals the peripheral part of above-mentioned each cable heart line, each cable heart line is only inserted into waterproof part, then, will
Conduit is mounted on the waterproof part, is easy to realize electrical connection and waterproof.
In the present invention, it with connecting terminal can also include with the core wire elastic engaging of above-mentioned cable heart line elastic engaging
Interconnecting piece, and temporarily hold portion for temporarily holding above-mentioned elastic engaging interconnecting piece for open state, make it is above-mentioned
In the state that elastic engaging interconnecting piece is temporarily held by the portion of temporarily holding, above-mentioned core wire is inserted into towards above-mentioned connecting terminal, energy
Above-mentioned elastic engaging interconnecting piece is switched to elastic engaging state from open state, also may include covering above-mentioned shell and preventing
The cover of wet part, above-mentioned cover include lower cover and upper cover, also, in lower cover or upper cover, service portion are equipped with, if making
Upper cover and lower cover engaging is stated, then above-mentioned elastic engaging interconnecting piece is switched to elastic engaging shape from open state by above-mentioned service portion
State.
Illustrate effect of the invention below:
Waterproof terminal plate of the present invention is when the shell and terminals that the core wire of cable heart line is inserted into terminal board
It, can be above-mentioned anti-with being located at the peripheral part for the heart linear sealing portion hermetically-sealed cable heart line for being located at waterproof part when son electrical connection
The peripheral part of the conduit both seals conduit of wet part, therefore, connection operation are easy, and waterproofness is excellent.
Detailed description of the invention
Fig. 1 shows the structural examples of waterproof terminal plate of the present invention.
Fig. 2 indicates the state that cable heart line is inserted into waterproof part.
Fig. 3 indicates the state that conduit is inserted into waterproof part.
Fig. 4 indicates the state so that lower cover and upper cover engaging.
The oblique view of Fig. 5 (a)~(c) expression waterproof part.
Fig. 6 (a) indicates the sectional view in waterproof construction portion, (b) indicates partial enlarged view.
Fig. 7 (a) indicates the connection structure of connecting terminal and cable, (b) indicates partial enlarged view.
Fig. 8 (a) indicates the sectional view near elastic engaging interconnecting piece, (b) indicates partial enlarged view.
Symbolic significance is as follows in figure:
1- shell
10- shell
11- is inserted into hole
20- waterproof part
21- conduit sealing
23- shell sealing
23a- heart linear sealing portion
30- cover
31- lower cover
32- upper cover
41- conduit
42- cable
43- cable heart line
43a- core wire
Specific embodiment
In the following, being described with reference to the structural example of waterproof terminal plate of the present invention, but it is not limited to the present embodiment.
Fig. 1 shows the waterproof terminal plates (hreinafter referred to as terminal board) before connecting cable.
Terminal board includes the shell 10 for storing aftermentioned connecting terminal, and is installed on the waterproof part 20 of shell 10, is had
Cover the cover 30 of the shell 10 and waterproof part 20.
Shell 10 includes that the mounting portion 10a for being mounted on the shell 1 of electric/electronic becomes in the present embodiment
The sealing plate 2 of rubber etc. is clamped between the wall surface of shell 1 and mounting portion 10a with the example that screw 3 is fixed.
In the present embodiment, indicate that cable 42 is the connection example of the three-core line with cable heart line 43,44,45, but electric
Cable heart line number amount is not so limited.
The example of the expression PF pipe of conduit 41.
As shown in Figure 2 and Figure 3, core wire 43a, 44a, 45a of the cable heart line 43,44,45 of cable 42 are inserted into waterproof
Conduit 41 is then inserted into the waterproof part 20, as shown in figure 4, by engaging upper cover 32 with lower cover 31 by component 20
And be closed, complete the connection of cable.
Lower cover 31 with the engagement pawl 14 for the two sides for being located at shell 10 as shown in figure 3, installed.
Lower cover 31 and upper cover 32 become the connecting hole that the side, upper cover 32 that link a side freely are opened and closed with hinge part 33
The structural example that 32b, 32c engage with engagement pawl 31b, 31c of lower cover 31.
In the following, illustrating waterproof construction.
The outside drawing of Fig. 5 expression waterproof part, wherein (a) is to be inserted into hole 22 from the cable with conduit sealing 21
The oblique view that side is seen is (b) from internal 23,24,25 side of shell sealing with heart linear sealing portion 23a, 24a, 25a
The outside drawing seen (c) indicates the oblique view in portion of inserting in the hole.
The sectional view of Fig. 6 expression waterproof construction.
Shell 10 is made of resin, the insertion hole 11,12,13 of the cable heart line 43,44,45 with cable 42.
In the depth portion in insertion hole 11,12,13, the core line pluging handhole of core wire 43a, 44a, 45a with cable heart line
11c, 12c, 13c, insertion hole 11,12,13 be tubular, as shown in figure 8, include part have notch inner cylinder portion 11a, 12a,
13a and outer cylindrical portion 11b, 12b, 13b.
Inner cylinder portion 11a, 12a, 13a are than outer cylindrical portion 11b, 12b, 13b long, and in its peripheral part, crimping installation is set to waterproof portion
The shell sealing 23,24,25 of part 20.
In the inside of the shell sealing 23,24,25 of waterproof part 20, the inboard of inner cylinder portion 11a, 12a, 13a, be equipped with by
Heart linear sealing portion 23a, 24a, 25a that annular resilient piece is constituted, the peripheral part pressure with the cable heart line 43,44,45 of insertion
Connect sealing.
Also, the peripheral part in the cable insertion hole 22 of waterproof part 20 is equipped with the electricity for crimping installation with the peripheral part of conduit 41
Spool sealing 21
Waterproof part 20 is installed on to the interconnecting piece of shell as a result, as shown in Figure 2 and Figure 3, is merely plugged into cable 42, is realized
It is tightly connected.
In the following, being based on Fig. 7, Fig. 8, illustrate the electric connection structure of connecting terminal 50 and core wire 43a, 44a, 45a.
The present embodiment use is corresponding with three core wires, the identical connecting terminal 50 of each self-structure, therefore, is said with sharing symbol
It is bright.
Connecting terminal 50 includes the elastic engaging interconnecting piece 52 being made of elastic material, by matrix part 51, from downside
It turns back to upside, forms door shape.
Elastic engaging interconnecting piece 52 becomes the inside that core wire 43a, 44a, 45a are inserted into door shape, is located at a knot
The holding section 52a of the lower end of the inside upper part of structure engages with the lateral elastic of core wire 43a, 44a, 45a, when being inserted into core wire, engaging
Portion 52a is temporarily held by temporarily holding portion 53 as open state.
The upper side of 52a in holding section, equipped with turning back as the contact portion 52b of substantially U-shaped.
In shell 10, as shown in Figure 1, being equipped with opening portion 15a, 15b, 15c is located at upper cover 32 when being closed upper cover 32
Service portion 34a, 34b, 34c for being made of protruding portion as shown in figure 8,52 side of pushing elastic snap connection contact portion 52b, make
Its disengaging temporarily holds portion 53, and the holding section 52a of disengaging engages with the side of core wire 43a, 44a, 45a.
In the inner face of upper cover 32, the seal member 35 equipped with sealed opening portion 15a, 15b, 15c.
It can also be under Fig. 1 state, before being closed upper cover 32, by the front end of the tools such as driver from opening portion 15a, 15b, 15c
Insertion, is switched to fastening state from open state for holding section 52a, can be by the work in order to unload core wire from connecting terminal 50
The front end of tool hangs over contact portion 52b, so that holding section 52a is mobile towards 53 side of portion is temporarily held.
It in the present embodiment, can also be as shown in fig. 7, the second electrical connection section 54 be located at connecting terminal 50, equipped with core wire
The restraint portion 55 that front end is abutted against
Illustrate that cable 4a, 4b, 4c of the inside of shell 1 are fixed on the front end of connecting terminal 50 with screw 5a, 5b, 5c
Example, but the invention is not limited to the connection methods.
Claims (4)
1. a kind of waterproof terminal plate, it is characterised in that:
The waterproof terminal plate includes:
Shell stores the connecting terminal for being electrically connected with the cable for being accommodated in conduit；And
Waterproof part carries out waterproof for the interconnecting piece of above-mentioned shell He the cable for being accommodated in said wires pipe；
Above-mentioned waterproof part includes:
Heart linear sealing portion seals the peripheral part of the cable heart line of above-mentioned cable；
Conduit sealing seals the peripheral part of said wires pipe；And
Shell sealing seals the shell side of above-mentioned interconnecting piece.
2. the waterproof terminal plate recorded according to claim 1, it is characterised in that:
Above-mentioned cable is equipped with a plurality of cable heart line, and above-mentioned waterproof part is equipped with multiple heart linear sealings portion, seals above-mentioned each item
The peripheral part of cable heart line.
3. the waterproof terminal plate recorded according to claim 1 or in 2, it is characterised in that:
Above-mentioned connecting terminal includes the elastic engaging interconnecting piece with the core wire elastic engaging of above-mentioned cable heart line, and being used for will
Above-mentioned elastic engaging interconnecting piece, which temporarily holds, temporarily holds portion for open state；
In the state of temporarily holding above-mentioned elastic engaging interconnecting piece by the portion of temporarily holding, above-mentioned core wire is connect towards above-mentioned
Line terminals insertion, can be switched to elastic engaging state from open state for above-mentioned elastic engaging interconnecting piece.
4. according to the waterproof terminal plate recorded in claim 3, it is characterised in that:
Cover including covering above-mentioned shell and waterproof part；
Above-mentioned cover includes lower cover and upper cover, also, in lower cover or upper cover, is equipped with service portion；
If engaging above-mentioned upper cover and lower cover, above-mentioned elastic engaging interconnecting piece is switched to by above-mentioned service portion from open state
Elastic engaging state.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017124770A JP2019009031A (en) | 2017-06-27 | 2017-06-27 | Waterproof terminal block |
| JP2017-124770 | 2017-06-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109149230A true CN109149230A (en) | 2019-01-04 |
Family
ID=64803706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710894220.7A Pending CN109149230A (en) | 2017-06-27 | 2017-09-28 | Waterproof terminal plate |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2019009031A (en) |
| CN (1) | CN109149230A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109698432A (en) * | 2017-10-20 | 2019-04-30 | Smk株式会社 | Connector used for electric power connection |
| CN109861031A (en) * | 2019-01-09 | 2019-06-07 | 台达电子企业管理（上海）有限公司 | The electrical installation and connector and preparation method of tool electrical connection safeguard function |
| CN118399130A (en) * | 2024-07-01 | 2024-07-26 | 东莞市乔业电子有限公司 | Direct-connection waterproof connector |
-
2017
- 2017-06-27 JP JP2017124770A patent/JP2019009031A/en active Pending
- 2017-09-28 CN CN201710894220.7A patent/CN109149230A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109698432A (en) * | 2017-10-20 | 2019-04-30 | Smk株式会社 | Connector used for electric power connection |
| CN109861031A (en) * | 2019-01-09 | 2019-06-07 | 台达电子企业管理（上海）有限公司 | The electrical installation and connector and preparation method of tool electrical connection safeguard function |
| CN118399130A (en) * | 2024-07-01 | 2024-07-26 | 东莞市乔业电子有限公司 | Direct-connection waterproof connector |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2019009031A (en) | 2019-01-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190104 |
|
| WD01 | Invention patent application deemed withdrawn after publication |