CN100477394C - Nut holding structure for connector - Google Patents
Nut holding structure for connector Download PDFInfo
- Publication number
- CN100477394C CN100477394C CN 02818002 CN02818002A CN100477394C CN 100477394 C CN100477394 C CN 100477394C CN 02818002 CN02818002 CN 02818002 CN 02818002 A CN02818002 A CN 02818002A CN 100477394 C CN100477394 C CN 100477394C
- Authority
- CN
- China
- Prior art keywords
- nut
- host cavity
- connector
- fixing device
- hook portion
- 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.)
- Expired - Fee Related
Links
- 238000006073 displacement reaction Methods 0.000 claims description 16
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 230000000994 depressogenic effect Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 abstract description 4
- 230000037431 insertion Effects 0.000 abstract description 4
- 239000011347 resin Substances 0.000 abstract 1
- 229920005989 resin Polymers 0.000 abstract 1
- 238000000034 method Methods 0.000 description 7
- 230000003321 amplification Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 238000003199 nucleic acid amplification method Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B37/00—Nuts or like thread-engaging members
- F16B37/04—Devices for fastening nuts to surfaces, e.g. sheets, plates
- F16B37/044—Nut cages
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/70—Coupling devices
- H01R12/7005—Guiding, mounting, polarizing or locking means; Extractors
- H01R12/7011—Locking or fixing a connector to a PCB
- H01R12/7047—Locking or fixing a connector to a PCB with a fastener through a screw hole in the coupling device
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
- Coupling Device And Connection With Printed Circuit (AREA)
- Multi-Conductor Connections (AREA)
Abstract
A nut holding structure for a connector having nut holding portions (5) formed integrally with a resin housing (3) of a connector, and nuts (6) detachably held in the nut holding portions (5). Each nut holding portion (5) is equipped with a nut accommodating chamber (52) having an in-and-out opening (51) for the nut (6), a screw member insertion hole (53) provided coaxially with a screw hole (61) of the nut (6) accommodated in the nut accommodating chamber (52), and a lock member (54) for preventing the nut (6) accommodated in the nut accommodating chamber (52) from coming out through the in-and-out opening (51) for the nut (6).
Description
Technical field
The present invention is the relevant a kind of nut fixing device that is used on the connector, and when the connector that is fixedly mounted on a screw and described nut on the circuit board, it can be used to be fixedly connected on effectively the nut on the described connector.
Background technology
Connector often is installed on the circuit board of electronic installation.Described connector is to be fixed on the circuit board and to be connected on the circuit of this electronic installation.The well-known method that connector is fixed on the circuit board is to use a screw, such as a small screw or a bolt and a nut.This method is compared with the method for welding, and its advantage is not need heating source or special device, and also has superiority in dismounting, and helps to realize reliability of fixation.
In fixing means with screw and nut, described nut be connected in advance on the housing of connector so that fixing operation.For example, Japanese Utility Model examination publication number the is opened 6-37588 and has been disclosed a kind of connector that is provided with hex nut, and this connector comprises the patchhole in the connector shell, is used for accommodating and fixing hex nut.This patchhole comprises that the retaining element of a specific shape and a separation prevents that nut from deviating from patchhole.
Yet the method for this hold-down nut has the following disadvantages.The first, hex nut and retaining element all need be arranged in the described patchhole, cause the working hour that nut is installed in the connector shell is increased.The second, this retaining element is the element of a separation, causes quite high cost, and reason is that it is the independent component that must make separately.Further, described retaining element as an individual component, a kind of obstacle occurs on the target of the minimizing of the size, thickness and the weight that realize connector.
Perhaps, insertion moulding by as shown in Figure 8 can address these problems, and one of them hex nut 301 is to embed in the resin-case 300 of connector body.Yet, can cause quite high cost based on this method of inserting moulding.
Further, the two ends (top and bottom) of the screw hole 302 of hex nut 301 need be exposed.Like this, this hex nut 301 just can not embed very deeply.As a result, this hex nut 301 is not
Can enough firm being connected on the housing 300, thereby when a screw is installed and is fixed on the described hex nut 301, this nut can be with described screw mobile or described housing 300 can cause being out of shape.
Summary of the invention
The purpose of this invention is to provide a kind of nut fixing device that is used on the connector, this device reduces cost by simplified structure, reduces working hour, or the like, satisfied size simultaneously, the demand that reduces on thickness and the weight.
Corresponding to the present invention, provide a kind of nut fixing device that is used on the connector.The resin-case of this nut fixing device and connector forms one and comprises a nut standing part.Described nut standing part is provided with a nut host cavity, this host cavity has the opening of nut, screw patchhole with the coaxial setting of screw hole that is housed in the nut in the nut host cavity, and one prevent to be housed in the locking member that the nut in the nut host cavity is deviate from from the opening of nut.
Corresponding to the present invention, this locking member has prevented that nut from deviating from, and therefore makes the structure of simplifying the nut standing part become possibility.Further, this nut standing part is to form one with resin-case, and does not need independent element except nut.Because this set makes to reduce cost by simplified structure, reduces working hour or the like and becomes possibility, has satisfied size simultaneously, the demand that reduces on thickness and the weight.
What deserves to be mentioned is, described locking member is provided with one and is placed into and takes out the direction of nut host cavity and the arm that extends along nut, and the hook portion on the opening limit of free end that is arranged on arm and nut host cavity, this hook portion contacts and lock nut with the outer surface of nut.This set makes the length of arm increase, and therefore the operation to locking member becomes level and smooth.
What deserves to be mentioned is that the structure of this locking member makes that hook portion can be based on the elastic reaction of above-mentioned arm down and along the axial displacement of nut.This set make nut can by hook portion nut axially on displacement and put into easily and take out.
What deserves to be mentioned is, described nut is a six-sided nut, wherein the nut host cavity have with the neighboring that is formed on hex nut on six surfaces in relative two surperficial contacted walls, and wherein said hook portion has a concave face to contact with adjacent two surfaces of hex nut.This set makes the configuration of nut standing part effectively utilize the profile of hex nut.
What deserves to be mentioned is that the distance between the relative wall of the width of described nut opening and nut host cavity is identical, and the guide surface of wherein inserting nut is arranged on the edge of opening.This structure makes nut easily to insert in the nut host cavity.
What deserves to be mentioned is, be provided with a displacement slope in the outside of described hook portion, in the time of in described nut is inserted into described nut host cavity, described hook portion is displaced to the top position of described nut host cavity by the elasticity of utilizing described arm.When being provided with this displacement slope, can be by just nut being inserted in the nut host cavity with the hook portion upward displacement, thereby convenient operation of inserting nut.
What deserves to be mentioned is that this nut host cavity is provided with a pair of press element and limits raising of the described nut that is housed in wherein.This press element has stoped unnecessary the raising of this nut, so screw can be easy to be screwed in the nut.
What deserves to be mentioned is that described locking member is provided with one and cuts the interior screw interference of screw hole that the hole prevented and be screwed into nut.When screw is long relatively, this cut that the hole helps to prevent and screw 7 between interference.
What deserves to be mentioned is that the housing of described connector has two ends, each end is provided with above-mentioned nut standing part, and wherein each nut standing part is provided with a protection component and prevents when gripping housing with hand and touch locking member.The setting of this protection component has prevented the influence to the function of the conventional hold-down nut of nut standing part.
Description of drawings
The formation of structure of the present invention and operation and mode, its further purpose and advantage can comprise that corresponding diagram is understood by the following description of reference in addition, wherein, identical label is represented components identical, wherein:
Fig. 1 is the front view corresponding to the connector of one embodiment of the present of invention.
Fig. 2 is the plane graph corresponding to the connector of one embodiment of the present of invention.
Fig. 3 is the amplification stereogram corresponding to the nut standing part of the connector of one embodiment of the present of invention.
Fig. 4 is the amplification front view corresponding to the nut standing part of the connector of one embodiment of the present of invention.
The cutaway view of the A-A line during Fig. 5 in Fig. 1.
Fig. 6 is the enlarged drawing of the B part of Fig. 2.
Fig. 7 is the cutaway view corresponding to the nut standing part of the connector of one embodiment of the present of invention.
The stereogram of the structure of known nut standing part during Fig. 8.
Embodiment
Though the present invention can allow multi-form embodiment, but a certain embodiments demonstration also will be described in detail as follows in the drawings, should be understood that simultaneously exposure of the present invention just regards an example of spirit of the present invention as, rather than will limit the invention within the scope that institute explains and describe.
Will be described below corresponding to the embodiment that is applied to a kind of hard disk connector of the present invention.Fig. 1 and Fig. 2 are front view and the plane graphs that corresponds respectively to connector of the present invention.Fig. 3 is the stereo amplification figure of nut standing part of the connector of present embodiment.Fig. 4 is a front view, has shown that screw screws in the direction of nut.
The connector of present embodiment is mounted on the circuit board, so that be connected on the hard disk (not shown) that is arranged in the electronic installation circuit board is dismountable.The structure of this connector is as follows.
This hard disk connector comprises one group of terminal 1 of the connector part that is used for being connected on the hard disk side, be used for being connected to the bond pads afterbody 2 on the circuit board, a resin-case 3 of fixing this group terminal 1 and this bond pads afterbody 2, with resin-case 3 integrated nut standing parts 5, and removably be fixed on nut 6 in the nut standing part 5.As shown in Figure 3 and Figure 4, this nut standing part 5 is that branch else is arranged on the end of housing 3.Each nut standing part 5 is provided with a nut host cavity 52, this host cavity 52 has the opening 51 for nut 6 turnover, a screw patchhole 53 that is provided with screw hole 61 same axis that are housed in the nut 6 in the nut host cavity 52, and one prevent to be housed in the locking member 54 that the nuts 6 in the nut host cavity 52 are deviate from from the opening 51 of nut.
This locking member 54 is provided with an arm 55 that extends along the F direction, this direction F is the direction that nut 6 was placed into and took out nut host cavity 52, and the hook portion 56 on opening 51 limits of free end that is arranged on arm 55 and host cavity 52, this hook portion 56 contacts and lock nut 6 with the outer surface of nut 6.Because this structure, the length that just might increase arm 55 with might make operation to locking member 54 cunning that flattens.If arm 55 is short and small, arm 55 is applied elastic force so that allow big relatively displacement will compare difficulty.
This structure of this locking member 54 makes that hook portion 56 down can be along the axial displacement of nut 6 based on the elastic reaction of arm 55.By the axial displacement along nut 6 of hook portion 56, this nut 6 can be easily and is put into smoothly and take out.
In the present embodiment, nut 6 is six-sided nuts, and has wall 52a and 52b, its with the neighboring that is formed on hex nut 6 on six surfaces in relative two surperficial 6a and 6b contact.The innermost wall 52c and the 52d of nut host cavity 52 (see figure 5)s is in order closely to contact and moulding with 6d with two adjacently situated surfaces 6c of nut 6 respectively.In addition, hook portion 56 is provided with a concave face 57 so that contact with the adjacent two surperficial 6e and the 6f of hex nut.
As shown in Figure 5 and Figure 6, concave face 57 forms an obtuse angle so that with consistent by adjacently situated surfaces 6e and the formed narrower angle of 6f.Therefore, the configuration of nut standing part 5 is convenient to effectively utilize the shape of hex nut 6.Distance between the width of the opening 51 of nut 6 and the relative wall 52a of nut host cavity 52 and the 52b is basic identical.In addition, the guide surface 51a that nut inserts is arranged on the edge of opening 51, so nut 6 can insert in the nut host cavity 52 at an easy rate.
Be provided with a displacement slope 56a in the outside of hook portion 56, in the time of in nut 6 is inserted into nut host cavity 52, this hook portion 56 be displaced to the top position of nut host cavity 52 by the elasticity of utilizing arm 55.Because the setting of this displacement slope 56a, can be by just nut 6 being inserted in the nut host cavity 52 with hook portion 56 upward displacements, thereby the convenient operation of insertion nut 6.
After nut 6 inserted, the home position that this hook portion 56 just is returned to it took off to stop nut 6.The angle of inclination of displacement slope 56a is by the decision of the insertion force of nut 6, and this angle be arranged so that hook portion 55 upward displacement easily.For example, this angle is set to about 45 degree.
This nut host cavity 52 is provided with a pair of press element 5a and 5b and limits raising of the nut 6 that is housed in the nut host cavity 52.Because the setting of this press element 5a and 5b stoped unnecessary the raising of this nut 6, so screw 7 can be screwed into easily in the nut 6.
Locking member 54 is provided with screw 7 interferences of cutting in the screw hole 61 that hole 58 prevented and be screwed into nut 6.Because this cuts the setting in hole 58, when screw 7 was long relatively, the interference between itself and the screw 7 will be avoided.Certainly, when screw 7 relatively in short-term, just there is no need that then this is set and cut hole 58.Yet, it is emphasized that in this example, cut the strain that hole 58 has also made things convenient for arm 55.
As shown in Figure 1, the housing 3 of connector has two ends, and each end is provided with nut standing part 5.Each nut standing part 5 is provided with a protection component 59 and prevents when finger H grips housing 3 and contact with locking element 54.Because the setting of this protection component 59 just might prevent nut standing part 5 negative effect that function caused of hold-down nut 6 in a usual manner.
Be used for fixing the locking member 54 easy strains of the nut standing part 5 of nut 6.When connector is installed to circuit board, normally grip this connector with finger.Since this protection component 59 exceeds 54 1 steps of locking member, just might prevent to point H and contact with locking member 54, therefore protected nut standing part 5.
For example, as shown in Figure 3, by the sensing along arrow F nut 6 is advanced, this nut 6 just can be inserted in the nut host cavity 52 individually.In this process, adjacent two surperficial 6C of nut 6 peripheries and the mid portion between the 6D are positioned at the center of opening 51, and in this case, nut just can be pushed into.
The result is that corner part 62 contacts with the displacement slope 56a of hook portion 56, and upwards pushes away this hook portion 56 and make arm 55 strains simultaneously.Then, when this nut 6 was housed in the nut host cavity 52 fully, this hook portion 56 was returned to its home position, and the concave face on the inner side edge of hook portion 56 57 contacts with the adjacent two surperficial 6e and the 6f of nut 6.
In this case, nut 6 is limited, and makes to have stoped its rotation in nut host cavity 52 fully.Like this, as shown in Figure 4, the just convenient operation that screw 7 is screwed in nuts 6.
Though the present invention is open and described better embodiment, can imagine that the skill person who is familiar with the present technique field can make the design of various changes and not break away from the spirit and scope of the present invention
Claims (9)
1, connector nut fixing device, this connector comprises a housing, this nut fixing device and described housing form one, comprising:
One is arranged on nut standing part on the connector shell so that dismountable hold-down nut, wherein the nut standing part is provided with a nut host cavity, this host cavity has the opening of a nut, a screw patchhole that is provided with the screw hole same axis that is housed in the nut in the nut host cavity, and the locking member that the nut that prevents to be housed in the nut host cavity is deviate from from the opening of nut, wherein said locking member is provided with a screw interference of cutting in the screw hole that the hole prevented and be screwed into nut.
2. the nut fixing device of connector according to claim 1, wherein this locking member is provided with one and is placed into and takes out the direction of nut host cavity and the arm that extends along nut, and the hook portion on the opening limit of free end that is arranged on arm and nut host cavity, this hook portion contacts and lock nut with the outer surface of nut.
3. the nut fixing device of connector according to claim 2, wherein the structure of this locking member makes that hook portion can be based on the elastic reaction of above-mentioned arm and along the axial displacement of nut.
4. the nut fixing device of connector according to claim 2, wherein this nut is a six-sided nut, wherein the nut host cavity have with the neighboring that is formed on hex nut on six surfaces in relative two surperficial contacted walls, and wherein said hook portion has a concave face to contact with adjacent two surfaces of hex nut.
5. the nut fixing device of connector according to claim 4, wherein the distance between the relative wall of the width of the opening of this nut and nut host cavity is identical, and the guide surface of wherein inserting nut is arranged on the edge of opening.
6. the nut fixing device of connector according to claim 2, wherein be provided with a displacement slope in the outside of described hook portion, in the time of in described nut is inserted into described nut host cavity, described hook portion is displaced to the top position of described nut host cavity by the elasticity of utilizing described arm.
7. the nut fixing device of connector according to claim 1, wherein this nut host cavity is provided with a pair of press element and limits raising of the described nut that is housed in the described nut host cavity.
8. the nut fixing device of connector according to claim 1; the housing of wherein said connector has two ends; each end is provided with this nut standing part, and wherein each nut standing part is provided with a protection component and prevents to touch locking member when gripping housing with hand.
9. the nut fixing device of connector according to claim 2, wherein said hook portion is provided with a depressed part to contact with outer adjacent two surfaces of placing of nut.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP278258/2001 | 2001-09-13 | ||
| JP2001278258A JP3914729B2 (en) | 2001-09-13 | 2001-09-13 | Connector nut holding structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1555594A CN1555594A (en) | 2004-12-15 |
| CN100477394C true CN100477394C (en) | 2009-04-08 |
Family
ID=19102655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02818002 Expired - Fee Related CN100477394C (en) | 2001-09-13 | 2002-09-12 | Nut holding structure for connector |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP3914729B2 (en) |
| CN (1) | CN100477394C (en) |
| TW (1) | TW542442U (en) |
| WO (1) | WO2003023905A2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109654093A (en) * | 2017-10-11 | 2019-04-19 | 丰田自动车株式会社 | Connecting structure |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4146819B2 (en) * | 2004-04-23 | 2008-09-10 | 株式会社高儀 | Polishing disc for hand grinder |
| JP2006172787A (en) * | 2004-12-14 | 2006-06-29 | D D K Ltd | Connector, and nut retaining structure of connector |
| EP1855067A3 (en) * | 2006-05-09 | 2013-05-01 | Gealan Formteile GmbH | Attachment and connection module |
| JP5861316B2 (en) * | 2011-08-24 | 2016-02-16 | 住友電装株式会社 | Centralized power distribution member of motor |
| JP6113534B2 (en) * | 2013-03-07 | 2017-04-12 | 三甲株式会社 | Nut mounting device |
| DE102015120525B4 (en) * | 2015-11-26 | 2017-08-10 | Villeroy & Boch Ag | Attachment system for a toilet seat, cage, cage nut, use, arrangement and method |
| CN108791116A (en) * | 2018-08-02 | 2018-11-13 | 东莞利富高塑料制品有限公司 | A kind of fixed method of car plate and fixing card |
| DE102021104536A1 (en) * | 2021-02-25 | 2022-08-25 | Schaeffler Technologies AG & Co. KG | Connection ring, stator and electrical machine |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19946890A1 (en) * | 1999-09-30 | 2001-05-03 | Raymond A & Cie | Cylindrical headed bolt presented and retained by overhead L-shaped flange speeding hand assembly |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0637588Y2 (en) * | 1990-01-31 | 1994-09-28 | 日本航空電子工業株式会社 | Hex nut connector |
| JPH09120849A (en) * | 1995-10-27 | 1997-05-06 | Kansei Corp | Locking structure for bolt and nut for terminal connection |
-
2001
- 2001-09-13 JP JP2001278258A patent/JP3914729B2/en not_active Expired - Fee Related
-
2002
- 2002-09-12 TW TW91214359U patent/TW542442U/en not_active IP Right Cessation
- 2002-09-12 WO PCT/US2002/029040 patent/WO2003023905A2/en active Application Filing
- 2002-09-12 CN CN 02818002 patent/CN100477394C/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19946890A1 (en) * | 1999-09-30 | 2001-05-03 | Raymond A & Cie | Cylindrical headed bolt presented and retained by overhead L-shaped flange speeding hand assembly |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| TW542442U (en) | 2003-07-11 |
| WO2003023905B1 (en) | 2003-12-18 |
| CN1555594A (en) | 2004-12-15 |
| WO2003023905A3 (en) | 2003-11-06 |
| JP3914729B2 (en) | 2007-05-16 |
| WO2003023905A2 (en) | 2003-03-20 |
| JP2003086270A (en) | 2003-03-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090408 Termination date: 20100912 |