CN104347965A - Pressing-in and holding structure for nut of terminal block - Google Patents
Pressing-in and holding structure for nut of terminal block Download PDFInfo
- Publication number
- CN104347965A CN104347965A CN201410356203.4A CN201410356203A CN104347965A CN 104347965 A CN104347965 A CN 104347965A CN 201410356203 A CN201410356203 A CN 201410356203A CN 104347965 A CN104347965 A CN 104347965A
- Authority
- CN
- China
- Prior art keywords
- nut
- press
- pressed
- terminal board
- bolt
- 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.)
- Granted
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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
- H01R9/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, e.g. terminal strips or terminal blocks; Terminals or binding posts mounted upon a base or in a case; Bases therefor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R9/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, e.g. terminal strips or terminal blocks; Terminals or binding posts mounted upon a base or in a case; Bases therefor
- H01R9/16—Fastening of connecting parts to base or case; Insulating connecting parts from base or case
- H01R9/18—Fastening by means of screw or nut
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R9/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, e.g. terminal strips or terminal blocks; Terminals or binding posts mounted upon a base or in a case; Bases therefor
- H01R9/22—Bases, e.g. strip, block, panel
Landscapes
- Connections Arranged To Contact A Plurality Of Conductors (AREA)
- Connections By Means Of Piercing Elements, Nuts, Or Screws (AREA)
Abstract
The invention provides a pressing-in and holding structure for a nut of a terminal block. The pressing-in and holding structure for the nut of the terminal block comprises a housing provided with a nut pressing-in part and a nut being pressed in the nut pressing-in part. The nut pressing-in part is provided with a curve-shaped stress-releasing part, and the stress-releasing part does not abut against the corner of the nut being pressed in the nut pressing-in part.
Description
Technical field
The present invention relates to the fixture construction of terminal, particularly relate to the nut press-in be pressed in the terminal board of housing by nut and keep structure.
Background technology
As Patent Document 1, when installing conductor to terminal board, conductor is provided with the exterior lines terminal connecting hole for connecting exterior lines terminal.
In the conductor mounting surface of conductor, the position corresponding with the exterior lines terminal connecting hole of carried each conductor upper shed is provided with terminal mounting concave portion.
In this terminal mounting concave portion, being embedded with the nut of shape roughly the same with terminal mounting concave portion, by screwing up this nut and bolt, conductor being connected with exterior lines terminal.
In addition, in the housing 50 of terminal board such shown in Figure 1A, Figure 1B, in the nut press-in portion 51 being formed at housing 50, press-in has nut 52.Nut 52 has the bolt insertion hole 53 run through from one side side direction another side side.By pressed-in nut 52 in the nut press-in portion 51 of housing 50, thus the end face of nut 52 abuts with the inner circumferential of housing 50.
In addition, by screwing up not shown bolt to the bolt insertion hole 53 be pressed in the nut 52 of housing 50, thus not shown exterior lines terminal etc. is connected with.
Prior art document
Patent documentation
Patent documentation 1: Japanese Unexamined Patent Publication 2000-324855 publication
; as shown in patent documentation 1 and Figure 1A, Figure 1B; nut 52 is being fitted together to, is being pressed in the structure of the housing 50 being configured with busbar in upper side; when screwing up bolt to engage exterior lines terminal to nut 52; stress is concentrated in the bight 54 of nut 52, and terminal mounting concave portion, nut press-in portion 51 are likely damaged.
Therefore, as shown in Fig. 2 A, Fig. 2 B, consider to arrange curve form with the pair of sidewalls 61 of housing 60 and link wall 62 continuous print mode, prevent in the bight concentrating on nut to stress during nut draw bolt.
But, in the formation shown in Fig. 2 A, Fig. 2 B, by making the corner wall 63 formed between the pair of sidewalls 61 and link wall 62 of housing 60 be curve form, thus the bight of nut abuts with the corner wall 63 of housing 60, the curved surface of the bight of nut and the corner wall 63 of housing 60 produces and disturbs, and nut can not be configured in the position of the regulation in housing 60.
Therefore, in order to nut being accommodated in housing 60, housing 60 must being made larger, cause the maximization of housing 60.
Summary of the invention
The object of the present invention is to provide a kind of nut press-in of terminal board to keep structure, the housing of pressed-in nut can not maximize, and can prevent from concentrating relative to the stress of engagement torque.
The nut press-in of the terminal board involved by embodiments of the present invention keeps structure to comprise: housing, has nut press-in portion; And nut, be pressed in described nut press-in portion.Described nut press-in portion has the Stress Release portion of curve shape, and described Stress Release portion does not abut with the bight be pressed in the described nut of described nut press-in portion.
According to above-mentioned formation, owing to can be dispersed in Stress Release portion the stress will produced in the bight of nut when nut and bolted joints, therefore, it is possible to prevent the damage of housing.
In addition, described nut press-in portion also can comprise: pair of sidewalls; And there is described Stress Release portion and the link wall described pair of sidewalls linked.Described Stress Release portion also can be recessed at described link wall, and arrange continuously with described pair of sidewalls.
In addition, described nut press-in portion also can comprise: peristome, and described nut is pressed in described peristome; And underside wall, described nut abuts with described diapire face.Also described pair of sidewalls and described underside wall can be pressed into by the described nut be pressed into from described peristome.Described link wall also can have and abuts with the bearing surface of described nut and limit the location division of the pushed position of described nut.
In addition, described Stress Release portion also can be positioned at the both sides of described location division.
In addition, described Stress Release portion also can by due to bolt to the joint of described nut at the stress dispersion that the described bight of described nut produces.
In addition, the nut press-in of described terminal board keeps structure still can comprise busbar, and described busbar has the bolt insertion hole inserting bolt.Also can be pressed into described pair of sidewalls, described underside wall and described busbar by the described nut be pressed into from described peristome, described Stress Release portion also can by due to described bolt to the joint of described nut at the stress dispersion that the described bight of described nut produces.
According to above-mentioned formation, the effect same with above-mentioned effect can be obtained.
And, except above-mentioned effect, owing to being pressed into sidewall, busbar and underside wall by the nut be pressed into from peristome, and the bearing surface of nut be arranged on the location division linking wall and abut and located, therefore, it is possible to nut is reliably configured in the desired locations of housing.Therefore, the shape not changing housing just can make nut 4 engage with bolt 6.
Accompanying drawing explanation
Figure 1A illustrates the figure being configured with the state of nut in relevant housing.
Figure 1B is the vertical view of Figure 1A.
Fig. 2 A illustrates the figure being configured with the state of nut in relevant housing.
Fig. 2 B is the vertical view of Fig. 2 A.
Fig. 3 is the stereogram using the nut press-in involved by embodiments of the present invention to keep the terminal board of structure.
Fig. 4 is the exploded perspective view using the nut press-in involved by embodiments of the present invention to keep the terminal board of structure.
Fig. 5 is the vertical view using the nut press-in involved by embodiments of the present invention to keep the terminal board of structure.
Fig. 6 A is the amplification stereogram using the nut press-in involved by embodiments of the present invention to keep the housing of structure.
Fig. 6 B is the vertical view of Fig. 6 A.
Fig. 7 A is the stereogram that the state being configured with nut in the housing involved by embodiments of the present invention is shown.
Fig. 7 B is the vertical view of Fig. 7 A.
Embodiment
Below, accompanying drawing is used to describe embodiments of the present invention in detail.
With reference to Fig. 3 ~ 7B, illustrate that the nut press-in of the terminal board 10 involved by embodiments of the present invention keeps structure 1.
As seen in figures 3-5, nut press-in is used to keep the terminal board 10 of structure 1 to comprise: the multiple housings 2 gone out from a pleurapophysis of terminal board 10; Carry out the liner 3 of water proof and dust proof; Be fixed on the nut 4 of housing 2; With the thermistor connector 5 that the mode outstanding from housing 2 is formed; The bolt 6 engaged with nut 4; Utilize the exterior lines terminal 7 that nut 4 is connected with busbar 11 described later with bolt 6; And the plate 9 to form as one with terminal board 10 and busbar 11.
Multiple busbar 11 is formed in the mode outstanding from terminal board 10.Busbar 11 has the bolt insertion hole 19 inserting bolt 6.
Be formed with the housing 2 with nut press-in portion 21 described later from the one side side of terminal board 10 projectingly.The thermistor connector 5 be connected with not shown electronic equipment etc. also from housing 2 projecting formed.
The nut press-in portion 21 being pressed into nut 4 described later is formed at the multiple housings 2 gone out from a pleurapophysis of terminal board 10.In the upper side of nut press-in portion 21, be configured with the busbar 11 formed as one with terminal board 10 with exposing.
As shown in Fig. 6 A, 6B, 7A, 7B, nut press-in portion 21 comprises: the peristome 24 inserting nut 4; Pair of sidewalls 25a, 25b that the side 35,35 of nut 4 abuts; With the link wall 27 linking pair of sidewalls 25a, 25b mode is formed; And opposed with busbar 11 the underside wall 29 formed.
Peristome 24 be arranged on nut press-in portion 21 with the front of housing 2 opposition side.Nut 4 is inserted from peristome 24 and is pressed in nut press-in portion 21.
The pair of sidewalls 25a, the 25b that arrange continuously from peristome 24 are formed in mutually opposing mode.Pair of sidewalls 25a, 25b are formed protuberance 26a, the 26b projecting to approximating direction.As long as nut 4 can be pressed into fixing shape by the shape of protuberance 26a, 26b in nut press-in portion 21.
Be formed to link pair of sidewalls 25a, on link wall 27 that the mode of 25b is formed: the location division 31 that the bearing surface 37 of nut 4 abuts; And in the both sides of location division 31 from location division 31 to the Stress Release portion 33 that arranges, the recessed ground of the pressing direction of nut 4.
The location division 31 that the bearing surface 37 of nut 4 abuts is arranged on the roughly centre position of the link wall 27 linked between pair of sidewalls 25a, 25b.Location division 31 abuts with the bearing surface 37 of nut 4, the pushed position of restriction nut 4.
In addition, the location division 31 involved by present embodiment is only provided with 1 on link wall 27, but also can be provided with multiple.
In the position that the Stress Release portion 33 linking formation on wall 27 is opposed in the bight 39 with nut 4, the pressing direction to nut 4 is arranged recessedly.The shape in Stress Release portion 33 is continuous print curved surfaces sidewall 25a, 25b and location division 31 linked, and Stress Release portion 33 is formed the shape in the bight 39 not abutting nut 4.
The underside wall 29 supported opposed with busbar 11 the another side side formed of nut 4 is provided with bolt insertion portion 23, and this bolt insertion portion 23 and peristome 24 are continuously and opposed with the bolt insertion hole 19 of busbar 11 and the bolted joints portion 41 of nut described later 4.
The nut 4 be pressed in nut press-in portion 21 is approximate quadrangle.Nut 4 comprises: the side 35,35 abutted with protuberance 26a, 26b of being formed on sidewall 25a, 25b of nut press-in portion 21; The bearing surface 37 abutted with the location division 31 of the link wall 27 of nut press-in portion 21; And the bight 39 formed between side 35,35 and bearing surface 37.
Nut 4 is formed the bolted joints portion 41 run through from one side side direction another side side.Bolted joints portion 41 is formed with the not shown threaded portion for engaging aftermentioned bolt 6.
As mentioned above, the side 35,35 of the nut 4 be pressed into from the peristome 24 of nut press-in portion 21 is fixed by protuberance 26a, 26b that sidewall 25a, the 25b in nut press-in portion 21 is formed, and bearing surface 37 abuts with location division 31 and is fixed.
The upper surface side of nut 4 abuts with busbar 11, and the lower face side of nut 4 abuts with the underside wall 29 of nut press-in portion 21 and is fixed.
That is, nut press-in portion 21 and busbar 11 is utilized to be fixed in the direction be up and down pressed in the nut 4 of nut press-in portion 21.
The bolt insertion hole 19 arranged on busbar 11 inserted by the bolt 6 engaged with the bolted joints portion 41 be arranged on nut 4, and screw up with the bolted joints portion 41 of nut 4 and be engaged, further, the bolt insertion portion 23 formed is inserted in front end opposedly with bolt insertion hole 19.
The end side of exterior lines terminal 7 is connected with busbar 11 by being wrapped in the first-class method of bolt 6, and another side is connected with not shown electronic equipment etc.
Next, the installation method keeping the housing 2 of structure 1 to install to the nut press-in employing terminal board 10 on nut 4 is described.
First, as shown in Figure 4, from peristome 24 pressed-in nut 4 of the nut press-in portion 21 of housing 2, this housing 2 is projecting from terminal board 10.Now, the side 35 of nut 4 is made to abut while be pressed into protuberance 26a, the 26b on sidewall 25a, 25b of being arranged on nut press-in portion 21, the bearing surface 37 of nut 4 abuts with the location division 31 on the link wall 27 being arranged on nut press-in portion 21, thus completes the press-in of nut 4.
In addition, when nut 4 is pressed in nut press-in portion 21, the upper surface side of nut 4 and lower face side is abutted with busbar 11 and underside wall 29 respectively and is pressed into.
The nut 4 be pressed in nut press-in portion 21 is configured in the bolt insertion hole 19 be arranged on busbar 11 position opposed with the bolted joints portion 41 arranged in the mode running through nut 4.In this condition, in bolt insertion hole 19, insert bolt 6, and at bolted joints portion 41 draw bolt 6.
As illustrated by arrows 5, by tighting a bolt 6 in bolted joints portion 41, thus at bolted joints portion 41 draw bolt 6 of nut 4, complete busbar 11 and the connection of exterior lines terminal 7 being wound in bolt 6.
When bolt 6 is engaged with nut 4, rotated by the direction of engagement of nut 4 along bolt 6, thus between sidewall 25a, 25b and link wall 27 of nut press-in portion 21, sidewall 25a, 25b and link wall 27 are subject to stress from the bight 39 of nut 4 and have the tendency of stretching, extension.But, owing to being formed with the Stress Release portion 33 with curve form in nut press-in portion 21, therefore, it is possible to the stress that dispersion produces in the bight 39 of nut 4 due to bolt 6 and the joint of nut 4.
So, due to the Stress Release portion 33 with curve form can be utilized to make the stress dispersion produced when being engaged with bolt 6 by nut 4, therefore, it is possible to prevent the damage of housing 2.
The link wall 27 of nut press-in portion 21 is formed the location division 31 that nut 4 abuts.Therefore, by being pressed into by the peristome 24 of nut 4 from nut press-in portion 21, thus the bearing surface 37 of nut 4 abuts with the location division 31 of nut press-in portion 21.Thereby, it is possible to nut 4 to be reliably configured in the desired locations of housing 2, the shape not changing housing 2 just can make nut 4 engage with bolt 6.
In addition, in the present embodiment, the position opposed in the bight 39 of bearing surface 37 side with nut 4 is provided with Stress Release portion 33, and the bight 39 of side, side 35 of nut 4 abuts with sidewall 25a, 25b of nut press-in portion 21.As long as that is, with the part in bight 39 not with sidewall 25a, 25b or link the Stress Release portion 33 that mode that wall 27 abuts is provided with curve shape.
The depth-set of the nut press-in portion in present embodiment must be less than the height of nut, but the height of nut also can be roughly the same with the degree of depth of nut press-in portion.That is, having between busbar and the underside wall of nut press-in portion can to clamp the height of the nut of the degree of the mode pressed-in nut of nut.
Like this, the present invention comprises the various execution modes etc. do not recorded certainly herein.So protection scope of the present invention only determines from the specific item of the invention of above-mentioned explanation involved by appropriate claim.
The full content of No. 2013-155569, Japanese Patent Application (applying date: on July 26th, 2013) is incorporated in this.
Claims (6)
1. the nut press-in of a terminal board keeps structure, wherein, comprising:
Housing, it has nut press-in portion; And
Nut, it is pressed in described nut press-in portion,
Described nut press-in portion has the Stress Release portion of curve shape, and described Stress Release portion does not abut with the bight be pressed in the described nut of described nut press-in portion.
2. the nut press-in of terminal board as claimed in claim 1 keeps structure, wherein,
Described nut press-in portion comprises:
Pair of sidewalls; And
Link wall, it has described Stress Release portion, and described pair of sidewalls is linked,
Described Stress Release portion is recessed in described link wall, and arranges continuously with described pair of sidewalls.
3. the nut press-in of terminal board as claimed in claim 2 keeps structure, wherein,
Described nut press-in portion comprises:
Peristome, described nut is pressed in described peristome; And
Underside wall, described nut abuts with described underside wall,
Described pair of sidewalls and described underside wall is pressed into by the described nut be pressed into from described peristome,
Described link wall has and abuts with the bearing surface of described nut and limit the location division of the pushed position of described nut.
4. the nut press-in of terminal board as claimed in claim 3 keeps structure, wherein,
Described Stress Release portion is positioned at the both sides of described location division.
5. the nut press-in of the terminal board according to any one of Claims 1-4 keeps structure, wherein,
Described Stress Release portion by due to bolt to the joint of described nut at the stress dispersion that the described bight of described nut produces.
6. the nut press-in of terminal board as claimed in claim 3 keeps structure, wherein,
Also comprise busbar, described busbar has the bolt insertion hole inserting bolt,
Described pair of sidewalls, described underside wall and described busbar is pressed into by the described nut be pressed into from described peristome,
Described Stress Release portion by due to described bolt to the joint of described nut at the stress dispersion that the described bight of described nut produces.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013155569A JP6118206B2 (en) | 2013-07-26 | 2013-07-26 | Nut press-fit holding structure |
| JP2013-155569 | 2013-07-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104347965A true CN104347965A (en) | 2015-02-11 |
| CN104347965B CN104347965B (en) | 2017-04-12 |
Family
ID=52491026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410356203.4A Active CN104347965B (en) | 2013-07-26 | 2014-07-24 | Pressing-in and holding structure for nut of terminal block |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP6118206B2 (en) |
| CN (1) | CN104347965B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108352625A (en) * | 2015-11-02 | 2018-07-31 | 住友电装株式会社 | Connector |
| CN109654093A (en) * | 2017-10-11 | 2019-04-19 | 丰田自动车株式会社 | Connecting structure |
| CN111092310A (en) * | 2018-10-23 | 2020-05-01 | 矢崎总业株式会社 | Terminal block, three-connection terminal block, and in-vehicle device |
| CN113285554A (en) * | 2020-02-19 | 2021-08-20 | 日本电产株式会社 | Motor unit |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6498521B2 (en) * | 2015-05-15 | 2019-04-10 | 矢崎総業株式会社 | Fusible link |
| JP6448479B2 (en) * | 2015-06-22 | 2019-01-09 | ヒロセ電機株式会社 | Protective cover, electrical connector with conductive strip and protective cover assembly |
| JP6709682B2 (en) * | 2016-05-25 | 2020-06-17 | 矢崎総業株式会社 | Earth terminal mounting structure and wire housing |
| JP7269779B2 (en) * | 2019-04-08 | 2023-05-09 | 大崎電気工業株式会社 | electricity meter |
| JP7185661B2 (en) * | 2020-06-23 | 2022-12-07 | 矢崎総業株式会社 | connector |
| JP2023119387A (en) * | 2022-02-16 | 2023-08-28 | 株式会社オートネットワーク技術研究所 | Electrical connection component and electrical connection unit |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000324855A (en) * | 1999-05-10 | 2000-11-24 | Fuji Electric Co Ltd | Main circuit terminal structure for power converter |
| CN102130316A (en) * | 2009-11-13 | 2011-07-20 | 住友电装株式会社 | Terminal block and method of assembling it |
| JP2013008619A (en) * | 2011-06-27 | 2013-01-10 | Fuji Electric Co Ltd | Terminal device of electronic apparatus |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01141212A (en) * | 1987-11-24 | 1989-06-02 | Canon Inc | Member coupling structure |
| JP3618639B2 (en) * | 2000-05-31 | 2005-02-09 | 株式会社オートネットワーク技術研究所 | Nut housing structure |
-
2013
- 2013-07-26 JP JP2013155569A patent/JP6118206B2/en active Active
-
2014
- 2014-07-24 CN CN201410356203.4A patent/CN104347965B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000324855A (en) * | 1999-05-10 | 2000-11-24 | Fuji Electric Co Ltd | Main circuit terminal structure for power converter |
| CN102130316A (en) * | 2009-11-13 | 2011-07-20 | 住友电装株式会社 | Terminal block and method of assembling it |
| JP2013008619A (en) * | 2011-06-27 | 2013-01-10 | Fuji Electric Co Ltd | Terminal device of electronic apparatus |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108352625A (en) * | 2015-11-02 | 2018-07-31 | 住友电装株式会社 | Connector |
| CN109654093A (en) * | 2017-10-11 | 2019-04-19 | 丰田自动车株式会社 | Connecting structure |
| CN109654093B (en) * | 2017-10-11 | 2021-01-08 | 丰田自动车株式会社 | Connection structure |
| CN111092310A (en) * | 2018-10-23 | 2020-05-01 | 矢崎总业株式会社 | Terminal block, three-connection terminal block, and in-vehicle device |
| CN111092310B (en) * | 2018-10-23 | 2021-06-04 | 矢崎总业株式会社 | Terminal block, three-connection terminal block, and in-vehicle device |
| CN113285554A (en) * | 2020-02-19 | 2021-08-20 | 日本电产株式会社 | Motor unit |
| CN113285554B (en) * | 2020-02-19 | 2024-06-04 | 日本电产株式会社 | Motor unit |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2015026517A (en) | 2015-02-05 |
| CN104347965B (en) | 2017-04-12 |
| JP6118206B2 (en) | 2017-04-19 |
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