CN108448276B - Locking device - Google Patents
Locking device Download PDFInfo
- Publication number
- CN108448276B CN108448276B CN201810202925.2A CN201810202925A CN108448276B CN 108448276 B CN108448276 B CN 108448276B CN 201810202925 A CN201810202925 A CN 201810202925A CN 108448276 B CN108448276 B CN 108448276B
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- Prior art keywords
- locking
- main body
- card
- portions
- side wall
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- 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
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- 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
- H01R12/7064—Press fitting
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- 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
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/639—Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap
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- Coupling Device And Connection With Printed Circuit (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The invention discloses locking devices for locking electronic cards, which have at least grooves and comprise 1 locking parts and fixing parts, wherein each locking part comprises a main body part and a pulling part, the main body part comprises a buckling part and a rd clamping part which extends from the main body part and is used for locking the groove, each fixing part comprises a second clamping part, and when the pulling part pulls the buckling part to be separated from the groove, the clamping part is positioned at the second clamping part.
Description
Technical Field
The present invention relates to types of locking devices, and more particularly to a types of electronic card locking devices.
Background
The existing electric connector assembly for plugging an electronic card comprises an insulating body fixed on a circuit board, the insulating body is provided with a central slot arranged along the longitudinal direction, two sides of the central slot are provided with a plurality of terminal slots communicated with the central slot, a plurality of conductive terminals are respectively accommodated in the terminal slots, and each of the conductive terminals is provided with a contact part exposed in the central slot for butting with an electric connection part of the electronic card.
In order to fix the electronic card, the prior electric connector component is provided with locking devices on two sides of the insulating body, the prior locking device is made of plastic material, the strength of the locking device made of plastic material is small, the locking device is easy to wear or break and damage with the increase of using times, and can not work normally, the prior locking device made of metal is also arranged on the market, the structural strength is large, the elastic displacement of the locking device is utilized to achieve the purpose of locking the electronic card, but when the metal locking device is used for inserting or taking the card, the metal locking device is required to be pulled by hands to deform the metal locking device, meanwhile, the other hands are used for inserting or taking the card, but the operation is not good in the process of inserting or taking the card, so the metal locking device is applied less.
Therefore, there is a need to design improved electrical connectors to overcome the above problems.
Disclosure of Invention
In view of the problems encountered in the prior art, the present invention provides types of locking devices, which can be operated conveniently by positioning the locking element and the fixing element with hands so that the electronic card can be taken out with two hands after the fastening portion is disengaged from the electronic card.
In order to achieve the purpose, the invention adopts the following technical means:
A locking device for locking electronic card with at least 0 groove comprises a 1 locking element with main body part and pull part, the main body part has buckling part and th buckling part extending from the main body part and used for locking the groove, and an fixing part with second buckling part, when the buckling part is pulled by the pull part to be separated from the groove, the th buckling part is positioned at the second buckling part.
, the buckling part and the th catching part are respectively located at two opposite sides of the main body part.
, the latch extends toward the groove and the catch extends away from the groove.
, the th clamping portions are two, the th clamping portions are respectively connected to the main body portion, correspondingly, the fixing member has two second clamping portions, the th clamping portions are respectively buckled with the second clamping portions, the th clamping portions are through holes, correspondingly, the second clamping portions are bumps, or the th clamping portions are bumps, correspondingly, the second clamping portions are through holes.
, the locking element and the fixing element are made of metal material, the locking element has a retaining part extending downward from the main body, and the retaining part is retained on a plastic seat, and is fixed on the fixing element by the plastic seat.
, a stopper is located on the side of the main body portion, which is away from the buckling portion, the stopper has a stopper portion abutting against the main body portion, when the buckling portion is buckled by the wrenching portion to separate from the groove, the main body portion applies acting force to the stopper portion in a direction away from the groove, and when the buckling portion separates from the second buckling portion, the stopper portion generates restoring force to the main body portion.
, the locking device has a retaining portion extending downwardly from the body portion, and the stop is formed extending from the body portion .
, the holding part is provided with a th vertical part, a second vertical part and a third vertical part which are sequentially connected in a bending mode, the th vertical part is connected with the main body part upwards, the third vertical part is connected with the stopping piece upwards, a distance is formed between the th vertical part and the third vertical part, and the stopping piece is bent and extends from the third vertical part towards the direction close to the main body part.
, the stop member is provided with reinforcing ribs.
And , the fixing member has two card protection parts, a abdicating groove is formed between the two card protection parts, the abdicating groove is used for abdicating the electronic card, and the buckling part buckles the groove in the abdicating groove.
And , the minimum width between the two card protectors is smaller than the thickness of the electronic card.
, each card protection part has base parts, two base parts of the two card protection parts are arranged oppositely, and the two base parts extend upwards to form bending parts respectively, the minimum width between the two bending parts is smaller than the width between the two base parts, and the minimum width between the two bending parts is smaller than the thickness of the electronic card.
, the two bent parts have ribs.
, each card protection part has guiding parts extending upward from the bending part, and the width between the two guiding parts gradually decreases along the insertion direction of the electronic card.
step, the mounting has 0 th lateral wall, second lateral wall and third lateral wall of buckling the connection in proper order, the th lateral wall with the third lateral wall sets up relatively, and the side of two fourth lateral walls is connected respectively the th lateral wall with third lateral wall and another side buckle each other, the th lateral wall the second lateral wall the third lateral wall with the fourth lateral wall encloses to establish and forms and accept the chamber, the main part accept in accept the chamber, the groove of stepping down is located the top of fourth lateral wall.
, the electronic card has a notch located above the groove, the bending part corresponds to the notch, and when the bending part is expanded by the electronic card, the th retaining part is separated from the second retaining part.
Meanwhile, the invention also provides technical means, namely locking devices for locking electronic cards which are provided with at least grooves and comprise locking pieces, wherein each locking piece is provided with a main body part and a wrenching part, the main body part is provided with a buckling part, each buckling part is used for locking the corresponding groove, and a fixing piece is fixed on the fixing piece and positioned outside the corresponding groove when the wrenching part wrenches the buckling parts to be separated from the corresponding grooves.
, the locking element and the fixing element are made of metal material, the locking element has a retaining part extending downward from the main body, and the retaining part is retained on a plastic seat, and is fixed on the fixing element by the plastic seat.
, a stop member is located on the side of the main body portion, which is away from the buckling portion, the stop member has a stop portion abutting against the main body portion, when the buckling portion is buckled by the wrenching portion to be disengaged from the groove, the main body portion applies acting force to the stop portion in a direction away from the groove, and when the locking member is disengaged from the fixing member, the stop portion generates restoring force to the main body portion.
, the fixing member has two card protection portions, a abdicating groove is formed between the two card protection portions, the abdicating groove is used for abdicating the electronic card, the buckling portion buckles the groove in the abdicating groove, and the minimum width between the two card protection portions is smaller than the thickness of the electronic card.
Compared with the prior art, the invention has the following beneficial effects:
compared with the conventional electric connector assembly which needs hands to pull the metal locking device to make it elastically deform, and meanwhile hands do inserting or taking the card, but the inserting or taking process is not easy to operate with one hand, the locking device of the invention arranges the th clamping part on the locking piece, firstly pulls the second clamping part on the fixing piece by hands to make the th clamping part positioned on the fixing piece, so that the buckling part is separated from the groove, at this time, the hand can leave the pulling part, and steps can use two hands to take out the electronic card, thus facilitating the operation.
[ description of the drawings ]
FIG. 1 is an exploded perspective view of the locking device, the electrical connector assembly and the electronic card of the present invention;
FIG. 2 is a perspective view of the locking device, the electrical connector assembly and the electronic card of the present invention;
FIG. 3 is a top view of the insulator of the present invention;
FIG. 4 is a schematic view of the locking device of the present invention with the locking member positioned on the fixing member;
FIG. 5 is a schematic view of the locking device of the present invention with the locking member disengaged from the fixing member;
FIG. 6 is a schematic diagram of the locking device for locking the electronic card according to the present invention.
Detailed description of the embodiments reference is made to the accompanying drawings in which:
| insulating body 1 | Second upright portion 342 | |
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Third |
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Third side wall 67 |
| Contact part 21 | Plastic seat 5 | |
| Fastener 3 | Fixing member 6 | Accommodating |
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Abdication groove 60 | |
| Fastening |
Card protecting part 61 | |
| Pulling |
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Bent |
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| Holding part 34 | Convex |
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[ detailed description ] embodiments
For a better understanding of the objects, structure, features, and functions of the invention, reference should now be made to the drawings and this detailed description, taken in conjunction with the accompanying , in which the invention is illustrated.
As shown in fig. 1, the present invention provides latching devices for latching electronic card 7, wherein the electronic card 7 is electrically connected to electrical connector fixed to circuit board 8, which includes latching parts 3 and fixing parts 6.
As shown in fig. 1 and 3, the electrical connector includes an insulative housing 1 mounted on the circuit board 8, the insulative housing 1 extends along a longitudinal direction, the insulative housing 1 is recessed along the longitudinal direction to receive a central slot 11 of the electronic card 7, and a plurality of terminal slots 12 are located on a side of the central slot 11 and are in communication with the central slot 11.
As shown in fig. 3, a plurality of conductive terminals 2 are respectively accommodated in the plurality of terminal slots 12, and each of the conductive terminals has a contact portion 21 exposed in the central slot 11 for mating with the electronic card 7.
As shown in fig. 1 and 2, the electronic card 7 has electrical connection portions 71, the electrical connection portions 71 have a plurality of gold fingers (not numbered, the same below), the electrical connection portions 71 enter the central slot 11 to electrically connect with the contact portions 21, and both sides of the electronic card 7 respectively have grooves 72 and notches 73 located above the grooves 72.
As shown in fig. 1 and 4, the locking member 3 includes a body portion 31 and a pulling portion 32 bent and extended upward from the body portion 31, the body portion 31 is pierced 0 in the direction of the groove 72 to form a locking portion 311, the locking portion 311 has a 1 guide surface, the locking portion 311 is used to lock to the groove 72, the body portion 31 extends two th catching portions 33 in the direction away from the groove 72, the locking portion 311 and the th catching portion 33 are respectively located on opposite sides of the body portion 31, a 4 retaining portion 34 extends downward from the body portion 31, the retaining portion 34 has a th vertical portion 341, a second vertical portion 342 bent and extended from the th vertical portion 341, a third vertical portion 343 bent and extended from the second vertical portion 342, the third vertical portion 343 is provided with spacing between the 463 rd vertical portion 343 and is parallel to the third vertical portion 343, and the second vertical portion 343 is perpendicular to the second and the third vertical portion 343.
, the stopper 4 is located at side of the main body 31 away from the buckling part 311, the stopper 4 has , the stopper 41 abuts against the main body 31, in this embodiment, the stopper 4 is formed by bending and extending from the third vertical part 343 toward a direction close to the main body 31, and the stopper 4 has reinforcing ribs (not numbered, the same applies below), so as to enhance the strength of the stopper 4.
As shown in fig. 1 and 4, the plastic seat 5, the vertical portion 341, the second vertical portion 342, and the third vertical portion 343 are respectively held on the plastic seat 5.
As shown in fig. 1 and 4, a fixing element 6, the fixing element 6 is fixed to the circuit board 8, the plastic seat 5 and the fixing element 6 are fastened to each other, the fixing element 6 has a 0 th side wall 65, a second side wall 66 and a third side wall 67 which are sequentially connected in a bent manner, the th side wall 65 and the third side wall 67 are disposed opposite to each other, sides of two fourth side walls 68 are respectively connected to the th side wall 65 and the third side wall 67, the other sides of the two fourth side walls 68 are fastened to each other, the th side wall 65, the second side wall 66, the third side wall 67 and the two fourth side walls 68 enclose to form a accommodating cavity 69, and the main body portion 31 and the plastic seat 5 are accommodated in the accommodating cavity 69.
As shown in fig. 1 and 4, the fixing member 6 has two card protecting portions 61, a receding groove 60 is formed between the two card protecting portions 61, the receding groove 60 is used for receding the electronic card 7, the card protecting portions 61 and the receding groove 60 are located above the two fourth side walls 68, a minimum width between the two card protecting portions 61 is smaller than a thickness of the electronic card 7, in this embodiment, each card protecting portion 61 has a base portion 611, the two base portions 611 of the two card protecting portions 61 are oppositely disposed, the two base portions 611 respectively extend upward to form a bending portion , the minimum width between the two bending portions 62 is smaller than a width between the two base portions 611, the minimum width between the two bending portions 62 is smaller than a thickness of the electronic card 7, each two bending portion 62 respectively has a 621, the minimum width between the two bending portions 62 is smaller by the two protruding ribs 621, the bending portion 62 corresponds to the gap 73, each card protecting portion 61 has a guiding portion 63 extending upward from the electronic card 63, and the two protruding ribs 621 gradually insert the bending portion 7 along a direction of the guiding rib 621 to make the bending portion more accurately insert the bending portion 7.
As shown in fig. 4, the fixing member 6 has two second retaining portions 64, the second retaining portions 64 are respectively fastened to the -th retaining portions 33, in this embodiment, the -th retaining portion 33 is a through hole, the second retaining portions 64 are bumps, in another embodiment, the -th retaining portion 33 is a bump, the second retaining portion 64 is a through hole, and the -th retaining portion 33 and the second retaining portion 64 may also be other structures that can be fastened to each other, which is not limited herein.
As shown in fig. 1 and 4, in the present embodiment, the locking member 3 and the fixing member 6 are made of metal materials, and the metal materials have the advantages of high strength and high durability, so that the locking member 3 and the fixing member 6 have more stable structures and prolonged service life, and the th vertical portion 341, the second vertical portion 342 and the third vertical portion 343 of the locking member 3 are respectively fixed on the plastic seat 5 and fixed on the fixing member 6 by the plastic seat 5.
As shown in fig. 5 and 6, when the electronic card 7 is inserted downward into the insulating body 1, the pulling portion 32 is pulled to move the latching portion 311 away from the receding slot 60, the -th retaining portion 33 positions the second retaining portion 64, the stopper portion 41 abuts against the main body portion 31, the main body portion 31 applies acting force to the stopper portion 41 in a direction away from the groove 72 to insert the electronic card 7 along the guiding portion 63, when the electronic card 7 passes through the bending portion 62, since the thickness of the electronic card 7 is greater than the minimum width between the two bending portions 62, the two bending portions 62 are extended outward, the -th retaining portion 33 is disengaged from the second retaining portion 64, the stopper portion 41 applies restoring force to the main body portion 31 toward the groove 72 to allow the latching portion 311 to enter the receding slot 60, the electronic card 7 continues to be inserted along the guiding surface until the latching portion 311 latches to the groove 72, the bending portion 62 is located at the notch 73, the electronic card 71 enters the central latching portion 11 and contacts the central latching portion 21 to directly connect the second retaining portion 21, when the electronic card 7 is inserted into the guiding portion 367, and the guiding metal is inserted into the groove 72, and the guiding portion 367 is inserted into the guiding metal guiding groove 60 directly, the pulling portion 367, and the guiding portion 311 is inserted into the guiding portion 367, and the guiding portion 367 is inserted into the guiding groove 60, and the guiding portion 367 is not directly.
Referring to fig. 5 and 6, the pulling portion 32 is pulled to separate the fastening portion 311 from the groove 72, the th fastening portion 33 positions the second fastening portion 64 to pull the electronic card 7 upward, when the electronic card 7 located below the gap 73 passes through the bending portion 62, the two bending portions 62 are outwardly extended, the th fastening portion 33 is separated from the second fastening portion 64, the fastening portion 311 enters the abdicating groove 60, but at this time, the groove 72 moves upward along with the electronic card 7, the fastening portion 311 does not fasten to the groove 72, and the electronic card 7 can be smoothly taken out.
In summary, the latch apparatus of the present invention has the following beneficial effects:
(1) compared with the conventional electrical connector assembly in which hands are required to pull the metal locking device to deform elastically, and hands are required to insert or remove the card, but the process of inserting or removing the card is not easy to operate with one hand, the locking device of the present invention provides the -th clamping portion 33 on the locking device 3, the pulling portion 32 is pulled with hand to position the -th clamping portion 33 on the second clamping portion 64 on the fixing member 6, so that the locking portion 311 is disengaged from the groove 72, and the hand can leave the pulling portion 32, and can use both hands to remove the electronic card 7, which is convenient to operate;
(2) the stopper 4 is located at side of the main body 31 departing from the latching portion 311, the stopper 4 has the stopper 41 abutting against the main body 31, when the th latching portion 33 is separated from the second latching portion 64, the stopper 41 applies restoring force to the main body 31 toward the recess 72, so that the latching portion 311 enters the abdicating groove 60, when the electronic card 7 is inserted or taken out, only times are needed to position the th latching portion 33 at the second latching portion 64, and the restoring force applied to the recess 72 by the stopper 41 resets the latching portion 311, thereby facilitating the insertion and the taking out of the electronic card 7;
(3) in this embodiment, each of the card-protecting parts 61 has the base part 611, the two base parts 611 of the two card-protecting parts 61 are disposed opposite to each other, the two base parts 611 extend upwards to form the bent parts 62, the minimum width between the two bent parts 62 is smaller than the width between the two base parts 611, and the minimum width between the two bent parts 62 is smaller than the thickness of the electronic card 7, when the electronic card 7 passes through the bent parts 62, the electronic card 7 outwardly expands the two bent parts 62, and the -th retaining part 33 is disengaged from the second retaining part 64 by the step , so that the locking device 3 is reset, and the electronic card 7 is conveniently inserted and removed;
(4) the fixing member 6 has two card protection portions 61, the abdicating groove 60 is formed between the two card protection portions 61, the abdicating groove 60 is used for abdicating the electronic card 7, when the electronic card 7 enters the abdicating groove 60, the card protection portions 61 prevent the electronic card 7 from deflecting, so that the electronic card 7 is more accurately inserted into the central slot 11.
The above detailed description is only for the purpose of illustrating the preferred embodiments of the present invention, and not for the purpose of limiting the scope of the present invention, therefore, all technical changes that can be made by applying the present specification and drawings are included in the scope of the present invention.
Claims (36)
1, latch device for latching an electronic card having at least recess, comprising:
locking element, which has main body and pulling part, the main body has locking part, and clamping part extending from the main body, the locking part is used to lock to the groove;
stop piece, located at side of the main body part departing from the buckling part, the stop piece has stop part abutting against the main body part;
a mount having a second catch;
when the pulling part pulls the buckling and clamping part to be separated from the groove, acting force in the direction away from the groove is applied to the stopping part by the main body part, the clamping part is positioned at the second clamping part, and when the clamping part is separated from the second clamping part, restoring force is generated by the stopping part on the main body part.
2. The latch mechanism of claim 1 wherein said latch portion and said th latch portion are located on opposite sides of said main body portion.
3. The latch mechanism of claim 2 wherein said latch portion extends in a direction toward said recess and said th catch portion extends in a direction away from said recess.
4. The locking device as claimed in claim 3, wherein there are two th locking parts, two th locking parts are respectively connected to the main body part, correspondingly, the fixing member has two second locking parts, the th locking part is respectively locked with the second locking parts, the th locking part is a through hole, the second locking part is a bump, or the th locking part is a bump, the second locking part is a through hole.
5. The locking device of claim 1, wherein the locking element and the fixing element are made of metal material, the locking element has holding portions extending downward from the main body, the holding portions are held in plastic seats, and the locking element is fixed to the fixing element by the plastic seats.
6. The latch of claim 1 wherein said catch member has an retaining portion extending downwardly from said body portion and said stop member is formed extending from said body portion .
7. The latch of claim 6, wherein said holding portion has - vertical portion, -second vertical portion and -third vertical portion which are sequentially bent and connected, said -vertical portion is connected to said main body portion, said third vertical portion is connected to said stopper, and said -third vertical portion has distance therebetween, said stopper is bent and extended from said third vertical portion toward the direction of said main body portion.
8. A fastener assembly as claimed in claim 6, wherein said stop member is provided with reinforcing ribs.
9. The locking device of claim 1, wherein the fixing member has two card-protecting portions, and an -way slot is formed between the two card-protecting portions, the way slot is used to provide way for the electronic card, and the locking portion locks the groove in the way slot.
10. The latching device of claim 9, wherein: the minimum width between the two card protecting parts is smaller than the thickness of the electronic card.
11. The locking device of claim 9, wherein each said card-protecting portion has a base , two of said base of said two card-protecting portions are disposed opposite to each other, and two of said base extend upward to bending portions, respectively, the minimum width between two of said bending portions is smaller than the width between two of said base, and the minimum width between two of said bending portions is smaller than the thickness of said electronic card.
12. The locking device as claimed in claim 11, wherein the two bent portions have ribs respectively.
13. The locking device of claim 11, wherein each of said card-protecting portions has guiding portions extending upward from said bending portion, and the width between two guiding portions is gradually reduced along the insertion direction of the electronic card.
14. The locking device as claimed in claim 9, wherein the fixing member has the side wall, the second side wall and the third side wall which are sequentially bent and connected, the side wall and the third side wall are oppositely arranged, sides of two fourth side walls are respectively connected with the side wall and the third side wall and the side are mutually buckled, the side wall, the second side wall, the third side wall and the fourth side wall are enclosed to form an accommodating cavity, the main body part is accommodated in the accommodating cavity, and the offset groove is located above the fourth side wall.
15. The locking apparatus as claimed in claim 11, wherein the electronic card has notches located above the grooves, the bent portion corresponds to the notches, and the retaining portion is disengaged from the second retaining portion when the bent portion is expanded by the electronic card.
16, , a locking device for locking an electronic card having at least recess, comprising:
locking element, which has main body and pulling part, the main body has locking part, and clamping part extending from the main body, the locking part is used to lock to the groove;
a fixing member, the fixing member has a second clamping portion and two card protection portions, each the card protection portion has a base portion, two of the two card protection portions are oppositely arranged, and the two base portions extend upward bending portions respectively, the minimum width between the two bending portions is smaller than the width between the two base portions, and the minimum width between the two bending portions is smaller than the thickness of the electronic card, when the wrenching portion wrenches the clamping portion to be separated from the groove, the clamping portion is positioned at the second clamping portion.
17. The latch of claim 16 wherein said catch portion and said th catch portion are located on opposite sides of said main body portion.
18. The latch mechanism of claim 16 wherein said catch portion extends toward said recess and said th catch portion extends away from said recess.
19. The locking device as claimed in claim 16, wherein there are two th locking parts, two th locking parts are respectively connected to the main body part, correspondingly, the fixing member has two second locking parts, the th locking part is respectively locked with the second locking parts, the th locking part is a through hole, the second locking part is a bump, or the th locking part is a bump, the second locking part is a through hole.
20. The locking device of claim 16, wherein the locking element and the fixing element are made of metal material, the locking element has holding portions extending downward from the main body, the holding portions are held in plastic seats, and the locking element is fixed to the fixing element by the plastic seats.
21. The locking device of claim 16, wherein an -way slot is formed between the two card-protecting portions for providing way for the electronic card, and the locking portion locks the groove in the way slot.
22. The latching apparatus of claim 16, wherein: the minimum width between the two card protecting parts is smaller than the thickness of the electronic card.
23. The locking device of claim 16, wherein each of said two bent portions has ribs.
24. The locking device of claim 16, wherein each of said card-protecting portions has guiding portions extending upward from said bending portion, and the width between two guiding portions is gradually reduced along the insertion direction of the electronic card.
25. The locking device as claimed in claim 21, wherein the fixing member has the th sidewall, the second sidewall and the third sidewall are bent and connected in sequence, the th sidewall and the third sidewall are oppositely disposed, sides of two fourth sidewalls are respectively connected with the th sidewall and the third sidewall and the side are buckled with each other, the th sidewall, the second sidewall, the third sidewall and the fourth sidewall enclose and form an accommodating cavity, the main body portion is accommodated in the accommodating cavity, and the offset groove is located above the fourth sidewall.
26. The locking apparatus of claim 16, wherein the electronic card has notches located above the grooves, the bent portion corresponds to the notches, and the retaining portion is disengaged from the second retaining portion when the bent portion is expanded by the electronic card.
27, latch device for latching an electronic card having at least recess, comprising:
locking element, which has main body and pulling part, the main body has locking part, and clamping part extending from the main body, the locking part is used to lock to the groove;
fixed part, the fixed part has second card holding portion, 0 abdication groove and the 1 of buckling in proper order and connecting 2 th side wall, 3 second side wall and third side wall, side wall with the third side wall sets up relatively, and the side of two fourth side walls is connected respectively the side wall with the third side wall just buckles each other side, the side wall the second side wall the third side wall with the fourth side wall encloses and establishes to form and accepts the chamber, the main part accept in accept the chamber, abdication groove is located the top of fourth side wall, by the wrench portion moves detain the card portion and breaks away from during the recess, the card holding portion is located the second card holding portion.
28. The latch of claim 27 wherein said catch portion and said th catch portion are located on opposite sides of said main body portion.
29. The latch of claim 27 wherein said catch portion extends toward said recess and said th catch portion extends away from said recess.
30. The locking device as claimed in claim 27, wherein there are two th locking parts, two th locking parts are respectively connected to the main body part, correspondingly, the fixing member has two second locking parts, the th locking part is respectively locked with the second locking parts, the th locking part is a through hole, the second locking part is a bump, or the th locking part is a bump, the second locking part is a through hole.
31. The locking device of claim 27, wherein the locking element and the fixing element are made of metal, the locking element has holding portions extending downward from the main body, the holding portions are held in plastic seats, and the locking element is fixed to the fixing element by the plastic seats.
32. The latching apparatus of claim 27, wherein: the fixing piece is provided with two card protecting parts, the abdicating groove is formed between the two card protecting parts and is used for abdicating the electronic card, and the clamping part is used for clamping the groove in the abdicating groove.
33. The latching apparatus of claim 32, wherein: the minimum width between the two card protecting parts is smaller than the thickness of the electronic card.
Locking device of 34, kinds for locking electronic card, the electronic card has at least grooves, characterized in that, includes:
locking piece, the locking piece has main body and pulling part, the main body has locking part, the locking part is used to lock to the groove;
stop piece, located at side of the main body part departing from the buckling part, the stop piece has stop part abutting against the main body part;
when the pulling part pulls the buckling part to separate from the groove, the locking part is fixed on the fixing part and the buckling part is positioned outside the groove, the main body part applies acting force to the stopping part in the direction away from the groove, and when the locking part separates from the fixing part, the stopping part generates restoring force to the main body part.
35. The locking device of claim 34, wherein the locking element and the fixing element are made of metal, the locking element has holding portions extending downward from the main body, the holding portions are held in plastic seats, and the locking element is fixed to the fixing element by the plastic seats.
36. The locking device of claim 34, wherein the fixing member has two card-protecting portions, an -way slot is formed between the two card-protecting portions for providing way for the electronic card, the locking portion locks the groove in the way slot, and the minimum width between the two card-protecting portions is smaller than the thickness of the electronic card.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810202925.2A CN108448276B (en) | 2018-03-13 | 2018-03-13 | Locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810202925.2A CN108448276B (en) | 2018-03-13 | 2018-03-13 | Locking device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108448276A CN108448276A (en) | 2018-08-24 |
| CN108448276B true CN108448276B (en) | 2020-01-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810202925.2A Active CN108448276B (en) | 2018-03-13 | 2018-03-13 | Locking device |
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| Country | Link |
|---|---|
| CN (1) | CN108448276B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113685083B (en) * | 2020-05-19 | 2022-09-06 | 富联精密电子(天津)有限公司 | Locking device and server case with same |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4872853A (en) * | 1988-12-08 | 1989-10-10 | Amp Incorporated | Circuit card retaining device |
| US5676561A (en) * | 1996-11-05 | 1997-10-14 | Nextronics Engineering Co., Ltd. | Edge card connector having guide units with sufficient resiliency |
| CN2490620Y (en) * | 2000-12-28 | 2002-05-08 | 富士康(昆山)电脑接插件有限公司 | Card connector |
| CN206225600U (en) * | 2016-04-15 | 2017-06-06 | 番禺得意精密电子工业有限公司 | Bayonet connector |
| CN107732493A (en) * | 2016-10-05 | 2018-02-23 | 番禺得意精密电子工业有限公司 | The method of bayonet connector and shaping retreat-card device with retreat-card device |
-
2018
- 2018-03-13 CN CN201810202925.2A patent/CN108448276B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4872853A (en) * | 1988-12-08 | 1989-10-10 | Amp Incorporated | Circuit card retaining device |
| US5676561A (en) * | 1996-11-05 | 1997-10-14 | Nextronics Engineering Co., Ltd. | Edge card connector having guide units with sufficient resiliency |
| CN2490620Y (en) * | 2000-12-28 | 2002-05-08 | 富士康(昆山)电脑接插件有限公司 | Card connector |
| CN206225600U (en) * | 2016-04-15 | 2017-06-06 | 番禺得意精密电子工业有限公司 | Bayonet connector |
| CN107732493A (en) * | 2016-10-05 | 2018-02-23 | 番禺得意精密电子工业有限公司 | The method of bayonet connector and shaping retreat-card device with retreat-card device |
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| Publication number | Publication date |
|---|---|
| CN108448276A (en) | 2018-08-24 |
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