CN2171715Y

CN2171715Y - Three-sandwich lock device

Info

Publication number: CN2171715Y
Application number: CN 93221572
Authority: CN
Inventors: 陈宝金
Original assignee: Individual
Current assignee: Individual
Priority date: 1993-08-14
Filing date: 1993-08-14
Publication date: 1994-07-13
Anticipated expiration: 2003-08-14

Abstract

The utility model relates to a three-sandwich locking device, comprising a first sandwich layer, a second sandwich layer, a third sandwich layer, a fastening tube and two fastening springs. The fastening tube is jogged with the first sandwich layer and is positioned; a clamping hole of the second sandwich layer is positioned corresponding to tube holes on both ends of the fastening tube; the fastening springs penetrate from both ends of a clamping tube to cause spring heads on the inner side to respectively fall into the tube holes of the fastening tube; the fastening springs are compressed and are correspondingly positioned with an end hole of the guiding end of the third sandwich layer; the spring heads on both sides are embedded in the end hole; the clamping tube, the fastening tube and the ends of the layers are in the state of connection by spring force; the first sandwich layer, the second sandwich layer and the third sandwich layer can be independently sprout; the utility model has the positioning function for sections, when rotating.

Description

Three-sandwich lock device

The utility model relates to a kind of three interlayer buckling devices.

Along with the requirement day Yin Dynasty of people, also increase day by day so carry the kind of articles for use, even to this day information, for common people, notebook, computer and a tool etc. have become the stationery of carry-on indispensability, so, in recent years, sample changes into trend into product development more than the stationery.

And be simple save space, but the stationery product on design direction, all adopt and be folded into flip-up style person in the majority, that is when not using, but its doubling covering, and desire is opened or is raised when using, this is common in minicomputer or cards folder etc. especially.

There is no hiding the fact, and the design of interlayer more than this kind can give standard with using article always really.The mode of traditional many interlayers, roughly be with plastics and the molten adhering method of employing high frequency waves, its advantage is optionally to melt interlayer sticking, but its shortcoming is that it promptly can't separate after molten gluing, so being difficult to elasticity portably uses, in addition, to the product of unlike material, have to make one bag of type with plastic film etc., and stationery is inserted.

Tracing it to its cause, is that its buckling device is very important in the folding occasion of need, therefore, if desire breaks through known loaded down with trivial details inconvenience, has only from buckling device and sets about.

The purpose of this utility model is to overcome the above-mentioned defective of existing in prior technology and a kind of three interlayer buckling devices is provided.

A kind of three interlayer buckling devices for realizing that the purpose of this utility model proposes is characterized in that this device comprises:

One first interlayer is flat, and a catching groove is respectively opened in both sides;

One second interlayer also is the flat plate body, and a side is extended two clamps, and the folder hole that runs through of tool, and the some holes of folder hole periphery tool;

One the 3rd interlayer is flat, and one deck end is respectively extended at two ends, and its distance is corresponding to the distance of two clamp outer rims; Each tool one stomidium in it, and the stomidium end is a tiltedly shape of point;

One button pipe is a strip, each tool one hollow of two ends and the terminal tiltedly pore of shape of point that is, and a side is extended button column to embed catching groove; Its length is corresponding to the distance between two clamp inboards;

Two button springs, each is linked with spring by two spring head central authorities, the spring point that the front end of spring head, tool are splayed, and corresponding to the stomidium of the 3rd interlayer and the pore of button pipe; And periphery extends the hole of spring tenon corresponding to second interlayer;

The catching groove of borrowing the button pipe to be fastened on first interlayer, and the button spring is embedded at stomidium respectively, and pass through a folder hole and chimeric with stomidium is with the binding that forms three interlayers and can lift and close.

For further disclosing concrete technology contents of the present utility model, at first see also accompanying drawing, wherein:

Fig. 1 is a three-dimensional exploded view of the present utility model;

Fig. 2 is a partly generalized section of assembling of the present utility model back;

Fig. 3 is the location generalized section of catching groove of the present utility model and button column;

Fig. 4 is catching groove of the present utility model and the location generalized section of encircling tenon;

Basically, as shown in the figure, the utility model comprises one first interlayer, 1 ,-the second interlayer 2 ,-Di three interlayers 3 and a button pipe 4, two button spring 5 and grooved rings 6.

Wherein, first interlayer 1 is a flat, is computer as embodiment of the present utility model, and its both sides, then respectively opening another catching groove 11 of a catching groove 11(fails to illustrate because of projection relation), the length of this catching groove 11 is corresponding to the button column 42 of button pipe 4 and the ring tenon 61 of grooved ring 6, and the shape that it is inner, as shown in Figure 3, button pipe 4 is established a button column 42, so that after buckling into, positioning states, unlikely skidding off.

Second interlayer 2 also is a tabular body, its inner face can be the interlayer of installing scratch paper, business card, perpetual calendar etc., two clamps 21 are extended in totally one side appropriate location, the folder hole 211 that these clamp 21 inner each tools one run through, and for asking the location really, but its subtend is provided with hole 212, for after the button spring 5 chatted pass through and locate, and distance between two inboards of clamp 21, promptly corresponding to the length of detaining pipe 4, so that can reach minimum degree in conjunction with its slot of back.

The 3rd interlayer 3 mainly comprises the layer end 31 at two ends, extend plate object between the two-layer end 31, as the utility model embodiment, be designed to the chi tool, the distance of this two-layer end 31 corresponding to the length between 21 liang of outsides of clamp of second interlayer 2, and respectively has a stomidium 311 in it, and the end of this stomidium 311 is tiltedly shape (as shown in Figure 2) of point, embeds and can rotate in it for button spring 5.

Button pipe 4 is a strip, each tool one hollow of two ends and the terminal pore 41 that is the oblique shape of point, and the button column 41 of borrowing the one side to extend is set the catching groove 11 into first interlayer 1, simultaneously, it also is oppositely arranged the button arc 421 of depression corresponding to the coak 111 in the catching groove 11, to fasten the location, back.

Button spring 5 is respectively by two spring heads 51, central authorities link with a rectangular spring 52, the front end of each spring head 51, the spring point 511 that is the shape of splaying for both sides, it is corresponding aforesaid stomidium 311 and pore 41, and simultaneously, spring head 51 peripheries also extend some spring tenons 512, it is corresponding to the hole 212 of aforesaid second interlayer 2, so that embedding mutually.

It is associate member for a grooved ring 6, it is a tubulose, but the curved convergent in upper end, with tool hypertonic elasticity, in order to the rectangular thing of clamping, as a tool etc., a side is then extended a ring tenon 61, its purpose for and the catching groove 11 of first interlayer 1 fasten the location, coak 111 in the simultaneously corresponding catching groove 11, also be oppositely arranged the tenon arc 611 of depression, so that after fastening each other, can accurately locate.Especially, grooved ring 6 visual reality are required and constantly changed and extend relevant peripheral element (as combining with universal manual), make the utility model and relevant stationery combination, expanded.

Please consult accompanying drawing again,, borrow button column 42 to set in the catching groove 11 of first interlayer with button pipe 4, and make in the coak 111 locating button arcs 411 when when assembling, then button pipe 4 and first interlayer 1 fixedly connected state.To aim at the clamp 21 of second interlayer 2 together with the button pipe 4 of first interlayer 1 again, and penetrate by folder hole 211 from two ends with button spring 5, make its inboard spring head 51 fall into the pore 41 of button pipe 4, will detain spring 5 again and compress, and with the two-layer end 31 corresponding location of the 3rd interlayer 3, respectively another spring head 51 is embedded stomidiums 311, then because the strength of the outer bullet of spring 52 tools, so and then make clamp 21, button pipe 4 and layer end 31 are connecting state, at last, will encircle tenon 61 and buckle into, promptly finish assembling via catching groove 11.

When actual start, between first interlayer 1 and second interlayer 2 and the 3rd interlayer 3, be to lift separately and close, because the spring point 511 that the utility model discloses is tiltedly shape of point, and embed in stomidium 311 and the pore 41, and during the actual enforcement of the utility model, stomidium 311 and pore 41 ends can be opened into the oblique shape of point of some angles, so second interlayer 2 and the 3rd interlayer 3 be raising when reversing, by means of the effect of spring, and tool paragraph locating function.With the utility model embodiment, when the 3rd interlayer 3 is raised, promptly can be the chi tool again.If second interlayer is raised, its inboard can ccontaining scratch paper, business card and perpetual calendar etc., but and annular groove 6 Pen holders or with grooved ring 6 dismountings, borrow the tool coak to combine with universal manual with the flat board of hole.So, via enforcement of the present utility model, the interlayer number is increased, and improves the space of product development.

That the utility model disclosed is a kind of of preferred embodiment, and claims scope of the present utility model is not all taken off in Ju Bu change or modification and come from technological thought of the present utility model and be easy to the person of knowing by inference by the people who has the knack of this skill such as.

Claims

1, a kind of three interlayer buckling devices is characterized in that this device comprises:

2, three interlayer buckling devices as claimed in claim 1, it is characterized in that: another catching groove of first interlayer fastens a grooved ring.

3, three interlayer buckling devices as claimed in claim 1 is characterized in that: coak is set in the catching groove.

4, three interlayer buckling devices as claimed in claim 3 is characterized in that: the button column setting is corresponding with coak buckles arc.

5, three interlayer buckling devices as claimed in claim 1 is characterized in that: the point that stomidium and the end of pore are offered into the tool angle is shape tiltedly.