A kind of slide fastener
Technical field
The present invention relates to Mechanical Industry Technology field, more specifically to a kind of slide fastener.
Background technology
Slide fastener includes a pair of chain belts, the sprocket being fixed on chain band, and for making the sprocket on two chain bands engage, separate
Pull head;Wherein, chain belt is close in the first side of sprocket, and the second side back of sprocket is from chain belt.Only sprocket first in existing slide fastener
Side processes through colouring, and the sprocket of two chain belts appears the above-mentioned processed rear color formed, but the sprocket when slide fastener pulls open when engaging
The second side color appear, the color disunity of slide fastener, be not suitable for the positive and negative clothes worn and the positive and negative case and bag used etc..Together
When, in existing slide fastener, the width between two row chain tooth engagement chain bands is smaller, do not reserve pull head side horse hook needed for occlusion position
Put, cause slide fastener to select the pull head that horse hooks in band.
To sum up, how to provide a kind of color unified slide fastener, with suitable for the positive and negative clothes worn, positive and negative case and bag used etc.
Product, and make slide fastener can select band in horse hook pull head and can select with side horse hook pull head, be those skilled in the art urgently
Technical problem to be solved.
The content of the invention
In view of this, the present invention provides a kind of slide fastener, and the first side of its sprocket is identical with the second side color, can be in slide fastener
Pull open and same color is presented when engaging, reach the unified effect of color, suitable for the positive and negative clothes worn, the positive and negative case and bag used
Deng product.Meanwhile when two chain dentures engage in the slide fastener, the width of gap size and two row chain dentures between two chain belts
Ratio range is 25.1%-31.2%, the gap between chain belt is reserved side horse and hooks occlusion desired position, facilitate user according to
Need to select the pull head that horse hooks in the pull head or band that hook with side horse.
To achieve the above object, the present invention provides following technical scheme:
A kind of slide fastener, including:
Chain belt;
Sprocket, multiple sprockets are fixed on the edge of the chain belt and are arranged in order to form chain denture;The sprocket
The chain belt is close in first side, and the second side back of the sprocket is from the chain belt;First side and second side are described
Relative both sides on sprocket;First side is identical with second side color;
The chain belt is two, and both chain dentures can be intermeshed and be separated by pull head;Two chain belts
The engagement of chain denture when, the gap size between two chain belts is A, and the width of chain denture described in two rows is B, A/B ratio
Value scope is 25.1%-31.2%.
Preferably, in above-mentioned slide fastener, first side be it is electroplated, dyeing or real color filling colouring mode process and
Into the first side;Second side is the second side of color processing mode formation of electroplated, dyeing or the filling of real color.
Preferably, in above-mentioned slide fastener, the sprocket is fixed on the edge of the chain belt by sewing thread;The sprocket is classified as
Integral structure, and it is in the shape of a spiral.
Preferably, in above-mentioned slide fastener, the horse of the pull head hooks to be hooked for side horse.
Preferably, in above-mentioned slide fastener, the A is 1.7mm, B 6.4mm.
The present invention provides a kind of slide fastener, including chain belt and sprocket;Multiple sprockets are fixed on the edge of chain belt and are arranged in order
Form chain denture;Chain belt is close in first side of sprocket, and the second side back of sprocket is from chain belt;Above-mentioned first side and the second side are sprocket
Upper relative both sides;First side of sprocket is identical with the second side color;Chain belt is two, and both chain dentures can pass through drawing
Head intermeshing and separation;During the chain denture engagement of two chain belts, the gap size between two chain belts is A, two row chain dentures
Width be B, A/B ratio range is 25.1%-31.2%.
In slide fastener provided by the invention, the first side of sprocket is identical with the second side color, can pull open and engage in slide fastener
Shi Chengxian same colors, reach the unified effect of color, suitable for products such as the positive and negative clothes worn, the positive and negative case and bag used.
Meanwhile in above-mentioned slide fastener, A/B ratio range is 25.1%-31.2%, it is ensured that is stayed in the gap between two chain belts
Go out side horse and hook occlusion desired position, the pull head for facilitating user to be hooked as needed from horse in the pull head or band hooked with side horse.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the main structure diagram of slide fastener provided in an embodiment of the present invention;
Fig. 2 is the overlooking the structure diagram of slide fastener described in Fig. 1;
Fig. 3 is the present invention looks up structural representation of slide fastener shown in Fig. 1;
Fig. 4 is that pull head carries the structural representation that middle horse hooks in slide fastener provided in an embodiment of the present invention;
Fig. 5 is the enlarged drawing of part A in Fig. 4;
Fig. 6 is that pull head carries the structural representation that side horse hooks in slide fastener provided in an embodiment of the present invention;
Fig. 7 is the enlarged drawing of part B in Fig. 6;
Wherein, in Fig. 1-Fig. 3:
Chain belt 1;Pull head 2;First side 3a;Second side 3b.
Embodiment
The embodiment of the invention discloses a kind of slide fastener, the first side of its sprocket is identical with the second side color, can be in slide fastener
Pull open and same color is presented when engaging, reach the unified effect of color, suitable for the positive and negative clothes worn, the positive and negative case and bag used
Deng product.Meanwhile when two chain dentures engage in the slide fastener, the width of gap size and two row chain dentures between two chain belts
Ratio range is 25.1%-31.2%, the gap between chain belt is reserved side horse and hooks occlusion desired position, facilitate user according to
Need to select the pull head that horse hooks in the pull head or band that hook with side horse.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Fig. 1-Fig. 3 is referred to, the embodiment of the present invention provides a kind of slide fastener, including chain belt 1 and sprocket;Multiple sprockets are fixed on
The edge of chain belt 1 simultaneously is arranged in order to form chain denture;First side 3a of sprocket is close to chain belt 1, and the second side 3b of sprocket deviates from chain
Band 1;Above-mentioned first side 3a and the second side 3b is both sides relative on sprocket;Wherein, the first side 3a of sprocket and the second side 3b face
Color is identical;The chain belt 1 of the slide fastener is two, and the chain denture in two chain belts 1 realizes intermeshing and mutual point by pull head 2
From;During the chain denture intermeshing of two chain belts 1, the gap size between two chain belts 1 is A, and the engaging width of two row chain dentures is
B, referring to Fig. 1, A/B ratio range is 25.1%-31.2%.
In slide fastener provided in an embodiment of the present invention, the first side 3a of sprocket and the second side 3b colors are identical, can be in slide fastener
Pull open and same color is presented when engaging, reach the unified effect of color, suitable for the positive and negative clothes worn, the positive and negative case and bag used
Deng product.
Meanwhile A/B ratio range is arranged to 25.1%-31.2% in the slide fastener, can both realize in the both sides of slide fastener
Appear the color of sprocket both sides respectively, it may also be ensured that the gap between two chain belts 1 reserves the occlusion position that the side horse of pull head 2 hooks
Put, be easy to user as needed from the pull head hooked with side horse.Certain A/B ratio ranges, which do not limit slide fastener, can only use band side horse
The pull head of hook, the pull head that horse hooks in band can be also selected as needed.
In above-mentioned slide fastener, a side contacts of the sprocket only with chain belt 1, the side is the face side that area is maximum in chain belt 1, chain belt
The maximum face side of area is two on 1, and all sprockets fixed in chain belt 1 are located at the same face side of chain belt 1.
Specifically, the first side 3a of above-mentioned sprocket be it is electroplated, dyeing or real color filling colouring mode be process
The first side 3a;Second side 3b of sprocket be it is electroplated, dyeing or real color filling colouring mode be process the second side 3b,
The present embodiment is not limited the first side 3a of sprocket, the second side 3b colouring mode, and both only need to keep solid colour.
As above in slide fastener, sprocket is fixed on the edge of chain belt 1 by sewing thread, the chain of each sprocket composition in each chain belt 1
Denture is integral type structure, and chain denture is in the shape of a spiral.
Preferably, in above-mentioned slide fastener, the horse of pull head 2 hooks to be hooked for side horse.
Horse is hooked for being caught in the gap between intermeshing two sprockets, pull head 2 is realized self-locking.Above-mentioned chain denture
Structure in the shape of a spiral, the tooth head of sprocket point is in arc-shaped, causes the centre position gap of two row chain dentures that is meshed larger,
Horse hooks the risk that the larger losing lock of pull head 2 be present in, while middle horse hooks the end of abrasion sprocket, causes color to come off, and this
The horse of pull head 2 hooks in the slide fastener that embodiment provides hooks for side horse, avoids being caught in the centre position for a pair of chain dentures being meshed, really
Protecting horse hook can farthest stretch into the gap between two adjacent intermeshing sprockets, realize reliable self-locking.When
So, horse hooks during the horse hook of above-mentioned pull head 2 can also use, for being produced to the not high clothes of the self-locking reliability requirement of pull head 2, case and bag etc.
Product, the present embodiment are not specifically limited.
In above-mentioned slide fastener, A is arranged to 1.7mm, and B is arranged to 6.4mm, and A/B ratio is 26.6% in the program.
Each embodiment is described by the way of progressive in this specification, what each embodiment stressed be and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or using the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope caused.