CN2135040Y - Improved button fastener - Google Patents

Abstract

The utility model relates to an improved button fastener. A base is mainly assembled with a control base and a reset spring which can slide in the base, the control base side is matched with the positioning slot of the base side by a positioning pin so as to limit the control base only do an axial movement in the base, and base side is provided with a fastening hole for clamping and fixing the fastening bolt of one side the control base when the fastener is fastened, the front end of the control base is pivotally provided with two arced fastening claws which can be matched with the notch of the front end of the base, the control base extends out of the notch and expands toward two sides when moved forward and, and therefore, the fastener achieve the efficiency of stable fastening.

Description

Improved button fastener

The utility model relates to a kind of structure improved button latch, the button pawl that it is pivoted with two curved arc shapes at the front end of control seat, this button pawl can match with the notch of pedestal front end, and when the control seat moves forward to latched position, this two buttons pawl is stretched out by the pedestal notch, and because of the ejection of notch, and open to both sides, so as to a kind of effect that fastens locking is provided.

Existing button latch structure, be broadly divided into two kinds, wherein more early stage a kind of pressing that is assembled in the aluminium door and window window frame sides that is designed to designs, this kind design is the control seat that is assembled with in pedestal by key control, this control seat front end is provided with a locking bolt, and on opposite side aluminium door window frame, set firmly a pertusate locking plate, and can be when user's desire is sealed, to control seat is pressed in the pedestal, and the locking bolt of control seat front end is penetrated in the perforation of locking plate on other the side aluminium door and window, and provide a kind of locking effect, and when desire is opened, must will control seat by withdrawing from backward in the pedestal with key in addition, so that locking bolt can withdraw from the perforation by locking plate, this kind design is when utilization and can't bring into play excellent locking effect, because this pedestal is with the outer side edges of bolt locking at a side aluminium door window frame, as long as thereby have the people bolt to be unloaded by the inboard, this pedestal can be removed, make it lose the effect of locking, again under some behavior in service, aluminium door and window often can be unloaded by the outside, that is when the locking bolt of this button latch is arranged in the perforation of other side locking plate, the thief still can be by the outside directly with aluminium door and window by outwards unloading on the framework, make this button latch lose effect, this kind button latch poor effect that obviously locks, and have much room for improvement.

Be the defective in the design that overcomes above-mentioned button latch, be to have manufacturer to develop progressive design, it promptly as shown in Figure 7, its front end at pedestal 90 is provided with fixed head 91 and can be drilled with a perforation on the aluminium door window frame, and with pedestal 90 ccontaining being assembled in the aluminium door window frame, and its fixed head 91 is fixed on two interfaces of fanning between the aluminium door window frames, this kind design makes this pedestal 90 only can assemble or dismantle when aluminium door and window is opened, and so can overcome aforementioned pedestal might be by the people by the interior shortcoming that unloads; Can see among the figure thus in addition, these pedestal 90 front ends extend a locking bolt 93, and laterally be equipped with one at the front end of this locking bolt 93 and fix pin 94, when this button latch is sealed, be that the control seat 95 in the pedestal 90 is pushed in the pedestal 90, locking bolt 93 is stretched out by the front end of pedestal 90 (to be penetrated in the perforation of other side aluminium door window frame, and make this control seat 95 rotate an angle, allow and fix the both sides that pin 94 is fastened on the perforation (not shown), so can avoid the thief by the outside with aluminium door and window by unload on the housing cause button latch lose the locking effectiveness problem, its true tool progressive and practicality.

Only aforementioned progressive button latch design is to be provided with two locating holes 92 in its pedestal 90 sides, use by the alignment pin that protrude out 96 of this locating hole 92 and match with control seat 95 sides, control the positioning action of seat 95 when sealed and unlatching and provide, this kind design makes this button latch open and when sealed, all must control with key 97, and make in the locating hole 92 of these alignment pin 96 retraction pedestals 90, can make control seat 95 in pedestal 90, produce displacement, that is it has lost early stage button latch and is carrying out when sealed, only need the control seat " is pushed " effect that can reach sealed in pedestal, it obviously will more bother than conventional design in operation.

Moreover, in the aforementioned progressive button latch design, its be utilize the fixing pin 94 of locking bolt 93 front ends provide with other side aluminium door window frame on the effect that is interlocked of perforation, this perforation that matches is in order to allow locking bolt 93 be penetrated, rotate in perforation for this locking bolt 93 again simultaneously, thereby the aperture of its perforation must be quite big, but its length that fixes pin 94 must be when opening in the groove of retraction pedestal 90 fixed heads 91 front end faces, so its length can not be oversize, thereby make between this fixing pin 94 and perforation to engage part very limited, if thief's brute force with aluminium door and window by pulling down on the housing, still can make this fixing pin 94 by deviating from the perforation, its locking effect is still limited, and improved necessity is arranged.

Primary and foremost purpose of the present utility model is: a kind of structure improved button latch is provided, its mainly be in pedestal, be assembled with can slippage in pedestal control seat and back-moving spring, this control seat side is matched with the locating slot of base side by an alignment pin, restriction control seat only can be made axial straight line and not move and can rotate in pedestal, be provided with a connecting hole in this base side again, and can when sealed, fix by the fastening bolt for control seat one side, so can reach the locking effect by fastening bolt is fixed to connecting hole, and need not to rotate this control seat, make and need not to carry out when sealed with key, only need control to push away to reach anchor point with finger, can reach the locking effect, make operation more convenient.

A purpose more of the present utility model is: a kind of structure improved button latch is provided, it is at the button pawl that the front end of control seat is pivoted with two curved arc shapes, and it can match with pedestal front end notch, stretches out notch when the reach of control seat, and open to both sides, so as to reaching firm sealed effect.

The utility model provides a kind of structure improved button latch, its front end at pedestal is provided with the fixed head of one, and in pedestal, be assembled with control seat and the back-moving spring that Gong to push, and in the control seat, be assembled with the core that supplies key turns, it is characterized in that: pedestal front end fixed head is provided with a notch, a control seat front end is provided with pin joint seat, and is provided with pivoted hole on this pin joint seat, and can be connected on the pivoted hole place of control seat by the button pawl pivot that trunnion will be curved arc shape; Whereby, can be matched with notch on the pedestal fixed head by the control seat front end button pawl that is curved arc shape that is pivoted, when the control seat moved forward in pedestal, the button pawl can be stretched out by notch, and opened to both sides because of the ejection of notch, detained the effect of holding locking to provide.

Aforesaid structure improved button latch, it is characterized in that: pedestal one side is provided with locating slot, and be provided with connecting hole in other side, on the position of the relative pedestal locating slot of control seat side, be provided with a location pin-and-hole, and an alignment pin can be set in this dowel hole, be provided with an engaging keyhole again on the control position of side with respect to the pedestal connecting hole, and can assemble spring and fastening bolt therein, this fastening bolt is provided with for the core end and dials group turn trough that rotary column is stirred; Whereby, can cooperate with the pedestal locating slot by alignment pin, only can in pedestal, move axially in order to limit the control seat, and limit the stroke of control seat in pedestal, match with the pedestal connecting hole with fastening bolt in addition with locating slot, and can be when the control seat is pressed in the pedestal, with spring fastening bolt is released, snapped in the pedestal connecting hole, a kind of effect that engages locking is provided, group turn trough on this fastening bolt can be stirred by group rotary column of core end again, and can cooperate key to unblank.

Structure improved button latch provided by the utility model, its advantage is: it is that pedestal 10 is assembled in the aluminium door window frame by fixed head 11, and fixed head 11 is positioned between the interface of two aluminium door window frames, thereby make it after sealed, promptly can't dismantle, and the solid sealed effect of better guarantor can be had; The utility model is when sealed again, by cooperating of fastening bolt 40 and pedestal 10 connecting holes 14, only needs control 20 is pressed in the pedestal 10, can reach sealed purpose, and need not to carry out with key more sealed, and just more convenient operation is rapid; The utility model the cooperating of notch 12 on control seat 20 front end curved arc shapes button pawl 60 and pedestal 10 fixed heads 11 in addition, can allow two button pawls 60 when stretching out notch 12, open from the trend both sides simultaneously, and in fastening bolt 40 arrival connecting holes 14 positions, and spring into when locating in the connecting hole 14, two button pawls 60 also arrive whole open location, and can reach splendid fastening locking effect, and unexpectedly the aluminium door sash is arranged by by the misgivings that unload by force on the housing, its true tool creativity and practicality.

Further specify architectural feature of the present utility model and purpose below in conjunction with accompanying drawing.

Fig. 1 is the combination schematic appearance of the utility model when sealed;

Fig. 2 is an element decomposing schematic representation of the present utility model;

Side-looking cross-sectional view when Fig. 3 opens for the utility model;

Fig. 4 is the side-looking cross-sectional view of the utility model when sealed;

The cross-sectional view of fastening bolt part when Fig. 5 opens for the utility model;

Fig. 6 is the cross-sectional view of the utility model fastening bolt part when sealed;

Fig. 7 is the schematic appearance of existing progressive pressing lock when sealed.

See also shown in Figure 1, it is the combination schematic appearance of the utility model when sealed, can see among the figure thus at the front end of the utility model pedestal 10 is the fixed head 11 of one, and on this fixed head 11, be provided with a notch 12, and by the button pawl 60 that stretches out two curved arc shapes in this notch 12, this two buttons pawl 60 opens to both sides, and the button that a kind of excellence can be provided is held the locking effect, be provided with a locating slot 13 in pedestal 10 sides in addition, it is to match with alignment pin 30, be provided with a connecting hole 14 in pedestal 10 1 sides again, 14 of this connecting holes can match with fastening bolt 40, then are the position of inserting key in pedestal 10 rear ends.

Cooperate the utility model element decomposing schematic representation of Fig. 2 to see it, when the structure that can further understand relevant the utility model each several part member, at pedestal 10 front ends is the fixed head 11 of one, it can be fixed on the aluminium door window frame for the utility model, offer a rectangular notch 12 in these fixed head 11 central authorities, in addition a side of pedestal 10 be provided with a parallel axes to locating slot 13, and be provided with a connecting hole 14 in a side; Control seat 20 is a column structure, it can cooperate back-moving spring 50 to be assembled in the pedestal 10, be provided with a location pin-and-hole 21 in a side of this control seat 20 corresponding to the position of pedestal 10 locating slots 13, and be provided with an engaging keyhole 22 in position corresponding to pedestal 10 connecting holes 14, front end at control seat 20 is provided with pin joint seat 23 in addition, and is equipped with pivoted hole 24 on this pin joint seat 23; One end of core 70 can penetrate (not shown) for key, other end then extends one can dial rotary column 71 by the off-centre that the key drive is rotated, detain pawl 60 again and be a curved arc moulding, and be provided with and control the pivot hole 61 that 20 pivoted hole 24 matches at the end of this button pawl 60;

When the utility model is assembled, be earlier core 70 to be assembled in the control seat 20 by rear side, and will detain in pin joint seat 23 pivoted holes 24 that pawl 60 is hubbed at control seat 20 front ends with a trunnion 62, then with a spring 42 and have the fastening bolt 40 of dialling turn trough 41 and be assembled in the engaging keyhole 22 of control seat 20, and make the rotary column 71 of dialling on the core 70 be fastened on dialling in the turn trough 41 of fastening bolt 40, back-moving spring 50 can be crossed this moment and buckle pawl 60 and be set in control 20 pin joint seats 23 outsides, and will control seat 20 and be assembled in the pedestal 10 together with back-moving spring 50, and button pawl 60 is passed by the notch 12 on pedestal 10 fixed heads 11, again an alignment pin 30 is passed pedestal 10 locating slots 13 at last, and be fixedly arranged in the dowel hole 21 of control seat 20, and finish whole assembling.

Shown in Fig. 3, side-looking cross-sectional view when opening for the utility model, and in shown in Fig. 4, then be the side-looking cross-sectional view of the utility model when sealed, can see the alignment pin 30 that is arranged on the control seat 20 thus among two figure can match with pedestal 10 locating slots 13, only can in pedestal 10, do axial moving in order to limit control seat 20, the shift motion of restriction control seat 20 in pedestal 10 also can be provided simultaneously; In the time will controlling seat 20 and be pressed on the position among Fig. 4 by the position shown in Fig. 3, can be with back-moving spring 50 compressions, and the button pawl 60 that makes its front end is by stretching out in fixed head 11 notches 12, simultaneously when the position that control seat 20 moves to shown in Fig. 4, its fastening bolt 40 just can align the position of pedestal 10 connecting holes 14, and reaches sealed effect.

If cooperate Fig. 5 and Fig. 6 to see it again, when the control mode that can understand relevant the utility model fastening bolt 40, can see this fastening bolt 40 in this figure is to be assembled in the engaging keyhole 22 of control seat 20, and be assembled with a spring 42 in the inboard of fastening bolt 40, it can provide the strength of fastening bolt 40 a ejections, the rotary column 71 of dialling of core 70 just convexedly stretches in dialling in the turn trough 41 of fastening bolt 40 in addition, when control seat 20 is pressed in the pedestal 10, its fastening bolt 40 can align the connecting hole 14 of pedestal 10, and by spring 42 fastening bolt 40 is released, so as to providing control seat 20 and pedestal 10 sealed effects of a fixing, and as user during with key turns core 70, can make the off-centre of core 70 ends dial rotary column 71 rotates, thereby can push against fastening bolt 40 dial turn trough 41, and make in the engaging keyhole 22 of fastening bolt 40 compression springs 42 and retraction control seat 20, can will control 20 an outside ejection by back-moving spring 50 this moment, and make in the button pawl 60 retraction pedestals 10, finish the purpose of unblanking.

In addition by group turn trough 41 wider width that can see among Fig. 5 on the utility model fastening bolt 40, thereby it is extrapolated at control seat 20 spring 50 that is reset, and when making fastening bolt 40 can't align pedestal 10 connecting holes 14, still can key will dial rotary column 71 and go back to position among Fig. 6, and can be with key by extracting out in the core 70, but because fastening bolt 40 is subjected to stopping of pedestal 10, and can't eject, thereby when desire is sealed, only need control seat 20 is pressed in the pedestal 10, can make fastening bolt 40 align the connecting hole 14 of pedestal 10, and fastening bolt 40 be released, reach sealed purpose by compressed spring 42.

Claims (2)

1, a kind of structure improved button latch, its front end at pedestal is provided with the fixed head of one, and in pedestal, be assembled with control seat and the back-moving spring that Gong to push, and in the control seat, be assembled with the core that supplies key turns, it is characterized in that: pedestal front end fixed head is provided with a notch, control seat front end is provided with pin joint seat, and on this pin joint seat, be provided with pivoted hole, and can be connected on the pivoted hole place of control seat by the button pawl pivot that trunnion will be curved arc shape, whereby, can match with notch on the pedestal fixed head by the control seat front end button pawl that is curved arc shape that is pivoted, when the control seat moves forward in pedestal, the button pawl can be stretched out by notch, and opens to both sides because of the ejection of notch, holds locking with button.

2, structure improved button latch according to claim 1, it is characterized in that: pedestal one side is provided with locating slot, and be provided with connecting hole in other side, on the position of the relative pedestal locating slot of control seat side, be provided with a location pin-and-hole, and an alignment pin can be set in this dowel hole, be provided with an engaging keyhole again on the control position of side with respect to the pedestal connecting hole, and can assemble spring and fastening bolt therein, this fastening bolt is provided with for the core end and dials group turn trough that rotary column is stirred; Whereby, can cooperate with the pedestal locating slot by alignment pin, only can in pedestal, move axially in order to limit the control seat, and limit the stroke of control seat in pedestal, match with the pedestal connecting hole with fastening bolt in addition with locating slot, and can be when the control seat is pressed in the pedestal, with spring fastening bolt is released, snapped in the pedestal connecting hole, so that the engaging locking, group turn trough on this fastening bolt can be stirred by group rotary column of core end again, and can cooperate key to unblank.

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