CN2914409Y

CN2914409Y - Switch fastener

Info

Publication number: CN2914409Y
Application number: CN 200620042574
Authority: CN
Inventors: 林锋
Original assignee: Mitac International Corp
Current assignee: Huanda Computer Shanghai Co Ltd; Mitac International Corp
Priority date: 2006-06-08
Filing date: 2006-06-08
Publication date: 2007-06-20
Anticipated expiration: 2016-06-08

Abstract

The utility model relates to a switch fixer, used to combine a switch plug onto a machine shell with no need for tool assistance, including a main body, wherein the middle of the main body pits to form a storage slot to store the switch plug, an elastic unit and a locating unit are oppositely formed on the sidewalls of the storage slot, the elastic unit includes an elastic holding unit which extends out from the main body and bends, used to hold the switch plug under interference of the machine shell, an inner protruding hook is arranged on one side of the top of the holding unit facing the storage slot, to clamp and fix the switch plug, and the other side of the top of the holding unit is provided with a holding piece perpendicular to the holding unit, which is pressed on the outer side of the machine shell; in addition, the locating unit includes an elastic stopping plate which extends from the main body and bends, to sustain the inner side of the machine shell. The utility model uses the inner protruding hook to clasp the switch plug, and the holding piece and the stopping plate interactively hold and fix the machine shell, thus fixing the switch plug onto the machine shell with no need for tool assistance.

Description

The switch fixture

[Ji Intraoperative field]

The relevant a kind of fixture of the utility model, the auxiliary switch fixture that on-off plug can be clamped and fastened on the casing of particularly a kind of tool free.

[Bei Jing Ji Intraoperative]

Plug and socket with preceding switch, only depend on the frictional force combination, cause it to electrically contact often defective tightness, be easy to generate superheating phenomenon, even the phenomenon of generation loose contact or electric spark, simultaneously, in use, influence the life-span of operate as normal and some precision instruments if touch or spur slightly with regard to plug and socket mistake being broken away from and causing outage.For addressing the above problem, industry is designed the anti-drop device of various plugs, but these devices mostly need to be locked on the casing by securing members such as screws, therefore, need other instrument to assist installation and removal, so, increase production process, improve the I﹠M cost.

In view of this, be necessary to provide a kind of tool free the auxiliary switch fixture that on-off plug can be combined on the casing in fact.

[summary of the invention]

The purpose of this utility model promptly provides a kind of switch fixture, and is in order to auxiliary being combined on the casing of an on-off plug tool free, easy and simple to handle and cost is lower.

For reaching above-mentioned purpose, the utility model provides a kind of switch fixture, in order to being combined on the casing that an on-off plug tool free is assisted, it comprises a body, this body medial recess forms an accepting groove in order to ccontaining on-off plug, and the sidewall of this accepting groove forms elastic portion facing each other, the location division, wherein, this elastic portion comprises the rubber-like clamping part that is extended and bent by body, be used to clamping on-off plug under the interference of casing, this clamping part top end face is convexly equipped with a convex to a side of accepting groove and colludes, in order to the snap fit on-off plug, and this clamping part top opposite side is convexly equipped with a retaining sheet perpendicular to this clamping part, holds the outside that is pressed on casing; In addition, this location division comprises that the rubber-like card by this body extension and bending ends plate, in order to support the inboard of casing.

During assembling, force in this switch fixture with and be embedded at on-off plug in this switch fixture with near casing, at this moment, clamping part, the elastic deformation that generation is shunk to accepting groove when blocking the pilot hole negotiation that ends on plate and the casing, end the opposite side that plate enters casing fully until card, at this moment, card ends the inboard of plate release pressure and pushing tow casing, and spacer, retaining sheet hold presses the outside of establishing casing, so that this switch fixture combination is located on the casing, simultaneously, clamping part grips on-off plug, and convex hook switch for locking plug.

Compared with prior art, switch fixture of the present utility model utilizes convex to collude and blocks on-off plug, thereby on-off plug is contained within this switch fixture, and retaining sheet, card end the mutual clamping of plate with deciding this switch fixture on casing, and then with auxiliary being fixed on the casing of on-off plug tool free, simple in structure, easy and simple to handle and cost is lower.

[description of drawings]

Fig. 1 is the assembled state figure of switch fixture of the present utility model.

Fig. 2 is the three-dimensional exploded view of switch fixture of the present utility model.

Fig. 3 is the half sectional view of the assembled state of switch fixture of the present utility model.

[embodiment]

As shown in Figure 1, assembled state figure for switch fixture of the present utility model, wherein, this switch fixture 1 comprises the elastic portion of setting up relatively in twos 11 and location division 12, and the retaining sheet 111 of these elastic portion 11 1 sides, the spacer 121 of this location division 12 are fastened on the assembly parts 3 of casing (not icon), and the convex of these elastic portion 11 opposite sides colludes 112 and blocks on-off plug 2, promptly grips on-off plug 2 on casing with this switch fixture 1.

See also the three-dimensional exploded view of the switch fixture of the present utility model of Fig. 2, this switch fixture 1 comprises a body 10, these body 10 medial recess form an accepting groove 13, embedding seat 21 in order to ccontaining on-off plug 2, and a perforation that is in communication with the outside (not icon) is offered in the bottom of this accepting groove 13, so that the contact pin of on-off plug 2 23 interts, and the sidewall of this accepting groove 13 forms elastic portion 11 facing each other, location division 12, wherein, this elastic portion 11 comprises by body 10 extends and to the rubber-like clamping part 113 of the outer lateral buckling of this body 10, is used to the embedding seat 21 of clamping on-off plug 2 under the interference of pilot hole (not icon) of assembly parts 3; Again, these clamping part 113 top end faces are convexly equipped with a convex to a side of accepting groove 13 and collude 112, in order to snap fit embedding seat 21, and these clamping part 113 top opposite sides are convexly equipped with a retaining sheet 111 perpendicular to this clamping part 113, hold the hull outside that is pressed on assembly parts 3, in order to locate this position of switch fixture 1 on Z-direction.

Moreover, this location division 12 is in order to locate this position of switch fixture 1 on X-direction, it comprises two by body 10 vertical extent and the connecting portion 123 that bends in the same way with above-mentioned elastic portion 11, these 123 terminal connections of two connecting portions are bent into a spacer 121, and this spacer 121 be arranged in parallel with this body 10; In addition, independently be provided with between this two connecting portion 123 by body 10 and extend and the rubber-like card of bending ends plate 122, in order to supporting the housing inboard of assembly parts 3, and this card has certain space when only plate 122 is perpendicular to this body 10 and between this spacer 121.

Relative, this on-off plug 2 is step-like, what it comprised the top just can be embedded at embedding seat 21 in the accepting groove 13 for the Handheld Division 22 of the hand-held application of force of user and bottom, and these embedding seat 21 relative these switches convex with contact pin 23 with a side of deciding device 1, bore a hole and electrically connect with socket (not icon) in order to intert.

During assembling, see also Fig. 1 and Fig. 3, wherein, Fig. 3 is the half sectional view of the assembled state of switch fixture of the present utility model, as shown in the figure, the Handheld Division 22 of hand held switch plug 2 is with close switch fixture 1, then embedding seat 21 is embedded in the accepting groove 13, the combination that forces in this switch fixture 1 and on-off plug 2 then is with close assembly parts 3, at this moment, clamping part 113, card produces the elastic deformation of shrinking to accepting groove 13 when ending plate 122 with the pilot hole negotiation, end the opposite side that plate 122 vertically enters assembly parts 13 until card, be that the edge of pilot hole is stuck in card and ends in the space between plate 122 and the spacer 121, at this moment, card ends the inboard of plate 122 release pressures and pushing tow assembly parts 3, and spacer 121, retaining sheet 111 holds presses the outside of establishing assembly parts 3, so that this switch fixture 1 is mounted on the assembly parts 3, simultaneously, clamping part 113 clamping embedding seats 21, and convex colludes 112 and presses on-off plug 2 fastenings soon on the step surface of being located between embedding seat 21 and the Handheld Division 22, thereby on-off plug 2 is fixed on the assembly parts 3 of casing.

Yu Xian You technology Xiang ratio, switch fastener of the present utility model utilizes convex to collude to block on-off plug, from And on-off plug is contained within this switch fastener Zhong, and retaining sheet, locks plate Xiang and grip mutually this switch On the fixator Yu casing, and then with auxiliary being fixed on the casing of the no Xu instrument of on-off plug, it is simple in structure, Easy and simple to handle and cost is lower.

Claims

1, a kind of switch fixture, in order to being combined on the casing that an on-off plug tool free is assisted, it is characterized in that: this switch fixture comprises a body, this body medial recess forms an accepting groove in order to ccontaining on-off plug, and the sidewall of this accepting groove forms elastic portion facing each other, location division, wherein, this elastic portion comprises the rubber-like clamping part that is extended and bent by body, this clamping part top end face is convexly equipped with a convex to a side of accepting groove and colludes, and opposite side is convexly equipped with a retaining sheet perpendicular to this clamping part; In addition, this location division comprises that the rubber-like card by this body extension and bending ends plate.

2, switch fixture as claimed in claim 1 is characterized in that: this location division also comprises two by body vertical extent and the connecting portion that bends in the same way with above-mentioned elastic portion, and this two connecting portion is terminal to be connected and be bent into a spacer that be arranged in parallel with this body.

3, switch fixture as claimed in claim 1 is characterized in that: an interspersed perforation of contact pin that is in communication with the outside and supplies on-off plug is offered in the bottom of this accepting groove.