CN103982494A

CN103982494A - Fastener

Info

Publication number: CN103982494A
Application number: CN201310049901.5A
Authority: CN
Inventors: 蔡振乾; 游辉德; 卢家樑
Original assignee: XINGYUN COMPUTER CO Ltd
Current assignee: XINGYUN COMPUTER CO Ltd; Great Computer Corp
Priority date: 2013-02-07
Filing date: 2013-02-07
Publication date: 2014-08-13

Abstract

The invention discloses a fastener. The fastener comprises a fixed frame, a sliding seat, and a sliding frame and a swinging arm which are arranged in the sliding seat; a fastening rod of the fixed frame pushes against the front side wall of the sliding seat through a guiding slope of a clamp hook, so that the clamp hook is inserted into a fastening groove and the fastening rod fixes the sliding frame at a fastening position; when the sliding seat moves from the fastening position along a separation direction, a rotating part of the swinging arm can be pressed and butted against by an actuating rod to rotate, and an ejection part of the swinging arm is driven by the rotating part to upwards pushes the fastening rod, so that the sliding frame is unfastened. The fastener with the structure can bear heavy load and large impact, and when the fixed frame and the sliding seat are respectively arranged on a device with heavy weight, particularly a device which is arranged on a slide rail and can be easily pushed to move, the fastener can be firmly combined with the device and can be quickly unfastened to complete a release action; in addition, the fastener cannot generate elastic fatigue and the service life of the fastener can be prolonged.

Description

Fastener

Technical field

The present invention is relevant a kind of fastener, when espespecially one moves in slip base towards detaching direction, and the fastener of the action of can triping by allowing swing arm turn.

Background technique

Fastener has been widely used in general household electrical appliances and industrial products, the enclosing cover switch of for example CD Player, and its action characteristic is pressed enclosing cover to lock fastener for user by an application of force direction, and again presses enclosing cover and this fastener of release with same application of force direction.

Above-mentioned fastener utilizes plastic cement reed or spring mostly, and the sliding groove structure of given shape is set and reaches locking and the action of release the lock.But plastic cement reed or spring have certain life-span, after the switch motion frequently of being everlasting repeatedly, produce elastic fatique, cause restoring force not enough and cannot immediately trip fast.Moreover the snap close intensity of above-mentioned fastener is not high, and easily because the excessive application of force or impact cause damage.

Summary of the invention

In view of this, in order to allow fastener can bear heavy load and impact, and use can elastic fatique element to improve stability and working life, the long-pending experience for many years of inventor and constantly research and development improve, and then have generation of the present invention.

Main purpose of the present invention is providing a kind of fastener, by the swing arm that is pivoted in a side of slippage frame, can be in the time that slippage frame is fixed on a closed position by button bar, move this slippage frame along a detaching direction, make the turn portion of swing arm be pressed against an actuating rod and rotate, to drive the upwards grab of this button bar of ejection of ejection part of swing arm, and to the action of triping of this slippage frame.

In order to achieve the above object, the set fastener of the present invention comprises that a fixing frame, a slip base and be located at the swing arm in slip base, wherein this fixing frame comprises that one is hubbed at the button bar on this fixing frame, and one end of this button bar is provided with a grab and along the set tilted guide surface of this grab one side; In this slip base, be provided with a slippage frame, the front side of this slippage frame is provided with a buckle slot, allows this grab raise and to be inserted in buckle slot for this button bar with the front side sidewall of its tilted guide surface pushing and pressing slippage frame, makes this button bar that slippage frame is fixed on to a closed position; This swing arm is in this slip base, to be hubbed on this slippage frame, this swing arm is provided with an ejection part and a turn portion, this ejection part can be subject to this turn portion interlock and rotate, so as in slippage frame in the time that closed position moves along a detaching direction, making the turn portion of swing arm be subject to an actuating rod compresses and rotates, allow ejection part driven by turn portion and upwards to promote this button bar, make the grab of this button bar depart from this buckle slot, with action that this slippage frame is triped.

Beneficial effect of the present invention is, the present invention can be arranged at fixing frame and slip base respectively in the heavier device of weight and make its stable bond, and can be provided with the device of this slip base and reach the action of triping fast by passing.

For further understanding the present invention, below lift preferred embodiment, coordinate graphic, figure number, concrete constitution content of the present invention and effect of reaching thereof are described in detail as follows.

Brief description of the drawings

Fig. 1 is an embodiment's of fastener of the present invention decomposing schematic representation.

Fig. 2 is that the embodiment of Fig. 1 is in the stereo appearance figure fastening when fastener.

Fig. 3 is that the embodiment of Fig. 1 is in removing slip base the schematic appearance while fastening fastener.

Fig. 4 A is the embodiment of Fig. 1 schematic appearance in the time that slip base is release the lock state.

Fig. 4 B-4D is the action schematic diagram of the embodiment of Fig. 1 while moving in slip base towards fixing frame.

Fig. 5 A-5E is the embodiment of Fig. 1 schematic appearance in the time triping this slip base.

[symbol description]

1 fixing frame 10 Change-over frame 11 button bars

110 rotating shaft 111 grab 112 tilted guide surfaces

113 buckle face 114 stop surface 12 actuating rod

121 front end 13 extension parts

2 slippage frame 20 slip bases

201 sidewalls 202 are led limit 21 swing arms

211 ejection part 212 turn portion 22 buckle slots

220 rotating shaft 221 snapping face 223 sidewalls.

Embodiment

Refer to Fig. 1-3, its embodiment who is fastener of the present invention, comprises a fixing frame 1, a slip base 20 and is located at slippage frame 2 and the swing arm 21 in this slip base 20.

This fixing frame 1 comprises a Change-over frame 10, and the top position place of this fixing frame 1 is pivoted with a button bar 11 that is L-type, and its lower position is provided with an actuating rod 12.This button bar 11 utilizes a rotating shaft 110 and is hubbed on this fixing frame 1, and one end of button bar 11 is resisted against on the set extension part 13 of this fixing frame 1 side, to limit the pivotal position of this button bar, and button bar 11 can be resetted.In an alternate embodiment of the present invention, this fixing frame 1 does not arrange above-mentioned extension part 13, and one end of this button bar 11 can directly be resisted against on the side of this Change-over frame 10.This button bar 11 has a stop surface 114 in the one end that is resisted against Change-over frame 10.The other end of this button bar 11 is provided with a grab 111, and in it, the outside towards this slippage frame 2 has a tilted guide surface 112 to this grab 111, and the inner side of this grab 111 has a buckle face 113.The front end 121 of this actuating rod 12 extends out to the outside of these button bar 11 grabs 111, and upwards extend projection and form.

What the front side of this slip base 20 had a sidewall 201 and was located at these sidewall 201 apical margins leads limit 202, sidewall 201 belows are provided with the breach stretching into for actuating rod 12, wherein, this slippage frame 2 is fixed in this slip base 20, and its forward position place towards this slip base 20 is provided with a buckle slot 22, the front side of this buckle slot 22 has a snapping face 221 for this buckle face 113 of snapping.

This swing arm 21 is slightly L-type structure, and utilizes a rotating shaft 220 and be hubbed at the buckle slot 22 rearward position places on this slippage frame 2.The two ends of this swing arm 21 have respectively an ejection part 211 and a turn portion 212, and this ejection part 211 can be subject to these turn portion 212 interlocks and rotate relative to this rotating shaft 220, and this ejection part 211 has the length that may extend to buckle slot 22 sidewalls 223.Moreover the outer surface of this turn portion 212 has an arc guiding face, and the outer surface of this ejection part 211 has a guiding face that is Wave curved.

When enforcement, as shown in Figure 4 A, in the time that this slip base 20 is positioned at unlocking position, button bar 11 is in the outside of slip base 20 and slippage frame 2, and the lower end abutment of button bar 11 this Change-over frame 10, and the ejection part 211 of this swing arm 21 and turn portion 212 can freely swing and be suspended in respectively the left and right side of this rotating shaft 220.When by this slip base 20 along a bonding position in the time that this fixing frame 1 moves, what the tilted guide surface 112 of this button bar 11 first pushed against this slip base 20 leads limit 202, lead limit 202 grab 111 is upwards lifted, the ejection part 211 of this swing arm 21 moves between this button bar 11 and actuating rod 12 (as shown in Figure 4 B) simultaneously.In the time that slip base 20 continues displacement, the grab 111 of button bar 11 moves to buckle slot 22 gradually along sidewall 223 end faces of this buckle slot 22, make button bar 11 upwards rotate (as shown in Figure 4 C) in one end of grab 111 simultaneously, until as shown in Figure 4 D, allow the grab 111 of button bar 11 insert in buckle slot 22, and with the buckle face 113 of this grab 111 of snapping face 221 snappings of buckle slot 22, and make button bar 11 that slippage frame 2 and slip base 20 are fixed on to a closed position.Now, the upper end of postrotational button bar 11 is subject to the effect that compresses of this Change-over frame 10, and the lower end of button bar 11 returns back to against the state of this extension part 13.

In the buckling state of Fig. 4 D, now, this turn portion 212 is positioned at the left side of the front end 121 of this actuating rod 12 to the front end 121(that the right edge of the turn portion 212 of this swing arm 21 compresses this actuating rod 12).In the time that wish is carried out release the lock to slip base 20, again along the bonding position application of force, allow slip base 20 move towards fixing frame 1, make the turn portion 212 of swing arm 21 move to the right side of actuating rod 12 front ends 121 simultaneously, until the stop surface 114(that the front side sidewall 201 of slip base 20 is resisted against this button bar 11 as shown in Figure 5A), and then the slip base in buckling state 20 is moved to (as shown in Figure 5 B) along a detaching direction contrary with bonding position, make the arc guiding face of the turn portion 212 of swing arm 21 be subject to actuating rod 12 front ends 121 compress and rotate, allow ejection part 211 driven by turn portion 212 and rotate upward and the grab 111(that promotes this button bar 11 as shown in Figure 5 C), now this grab 111 moves up and departs from buckle slot 22 along the Wave curved guiding face of ejection part 211, until the front side sidewall 223 of buckle slot 22 leaves the below (as shown in Figure 5 D) of grab 111, and when the turn portion 212 of swing arm 21 moves to the left side of actuating rod 12 front ends 121 (as shown in Fig. 5 E), complete the action of triping to slip base 20 and slippage frame 2.

Whereby, can the elements such as fixing frame 1, button bar 11 and actuating rod 12 be arranged to (not shown) on an A device by Change-over frame 10, and by slip base 20, the elements such as slippage frame 2 and swing arm 21 are arranged to (not shown) on a B device, these devices A, B can be fastened together each other.

Therefore, structure of the present invention can be born heavy load and impact, so as in the time that fixing frame and slip base are arranged at respectively on the heavier device of weight, especially be arranged on slide rail and the device that can pass easily, can be firmly in conjunction with these devices, and can trip fast and complete the action of release the lock, and can not produce the situation of elastic fatique, the working life that can improve fastener because of element of the present invention.

In sum, according to the content that above disclosed, the present invention really can reach the expection object of invention, provides one to provide reliably and is fastened and connected, and can conveniently complete the fastener of release the lock action, has the value of utilizing in industry, and whence proposes application for a patent for invention in accordance with the law.

Just the above, be only preferred embodiment of the present invention, when not limiting the scope of the present invention with this; Therefore all simple equivalences of doing according to the present patent application the scope of the claims and description of the invention content change and modify, and all should still remain within the scope of the patent.

Claims

1. a fastener, is characterized in that, comprising:

A fixing frame, comprises a button bar being hubbed on this fixing frame, and one end of this button bar is provided with a grab and along the set tilted guide surface of this grab one side;

A slip base, in it, be provided with a slippage frame, the front side of this slippage frame is provided with a buckle slot, allows this grab raise and to be inserted in buckle slot for this button bar with the front side sidewall of its tilted guide surface pushing and pressing slippage frame, makes this button bar that slippage frame is fixed on to a closed position; And

A swing arm, in this slip base, be hubbed on this slippage frame, this swing arm is provided with an ejection part and a turn portion, this ejection part is subject to this turn portion interlock and rotates, in the time that closed position moves along a detaching direction, make the turn portion of this swing arm be subject to the pushing and pressing of an actuating rod and rotate in this slippage frame, allow ejection part driven by turn portion and upwards promote this button bar, make the grab of this button bar depart from this buckle slot, with action that this slippage frame is triped.

2. fastener as claimed in claim 1, is characterized in that, this grab has a buckle face, and in this buckle slot, is provided with the snapping face of this buckle face of snapping.

3. fastener as claimed in claim 1, is characterized in that, this actuating rod is arranged on this fixing frame, and extends the outside of this button bar grab.

4. fastener as claimed in claim 1, is characterized in that, this swing arm is L-type structure, and this ejection part and this turn portion are arranged at respectively the two ends of this L-type structure.

5. fastener as claimed in claim 1, is characterized in that, this swing arm is provided with the rotating shaft of this slippage frame of pivot joint, and this rotating shaft is arranged at the rearward position place of this buckle slot.

6. fastener as claimed in claim 1, is characterized in that, this fixing frame is arranged on a Change-over frame, and the other end of this button bar is resisted against on the set extension part of this Change-over frame fixing frame.

7. the fastener as described in claim 1 or 6, is characterized in that, this button bar is L-type, be hubbed at this fixing frame top position, and fixing frame lower position is fixed with this actuating rod.