CN206433902U - A kind of air-tightness waterproof slide fastener - Google Patents

Abstract

The utility model discloses a kind of air-tightness waterproof slide fastener, including pull head and chain belt, chain belt has the bilayer zone body that a nylon base band and an adhesive waterproof tape are composited, the nylon base band be respectively arranged with two split sides of split line along its each bearing of trend arrangement intermittence chain tooth, the adhesive waterproof tape is respectively arranged with the successional adapter along its respective bearing of trend arrangement on two split sides of split line, and the entire row chain tooth positioned at split line the same side with whole piece adapter has separated free seam in-between；Pull head has the upper limb and bottom wing connected by guide pillar, be arranged with the middle part of the guide pillar one it is horizontally disposed and it is embedded it is described freely stitch in separated time wing, separated time wing is walked along seam of postponing freely is stitched to, ensure that two row chain teeth occlusion process is not influenceed by two adapters, after the occlusion of two row chain teeth, two adapter is linked up with regard to pressure, middle outwards to ride out into fine and close connection, plays waterproof effect well.

Description

A kind of air-tightness waterproof slide fastener

Technical field

The utility model is related to zipper technology field, more specifically a kind of air-tightness waterproof slide fastener.

Background technology

Slide fastener is to rely on continuously arranged chain tooth, makes article and the connector for closing or separating.Waterproof slide fastener is the one of slide fastener Individual branch, is the nylon zipper by some specially treateds.Conventional characteristic processing means include：PVC film is pasted, patch TPU is thin Film, waterproofing agent immersion, coating waterproof slide fastener etc..

Although the various types of waterproof slide fastener, their water resistance is uneven, the water proofing property of waterproof slide fastener The problem of article can or can not be attacked by water in bag can be directly connected to, some carelessnesses can not, it must ensures waterproof slide fastener Water resistance.

Utility model content

The purpose of this utility model is to overcome prior art disadvantages described above, and there is provided a kind of simple in construction, easy to manufacture, gas The superior air-tightness waterproof slide fastener of close water resistance.

In order to reach object above, the utility model is achieved through the following technical solutions：A kind of air-tightness waterproof is drawn Chain, it is characterised in that including：

In one chain belt, the bilayer zone body being composited with a nylon base band and an adhesive waterproof tape, the bilayer zone body Portion is formed with a split line, and the nylon base band is respectively arranged with two split sides of split line along its respective bearing of trend The chain tooth of the intermittence of arrangement, the adhesive waterproof tape is respectively arranged with two split sides of split line along its respective bearing of trend The successional adapter of arrangement, the entire row chain tooth positioned at split line the same side with whole piece adapter has separated freedom in-between Seam；

One pull head, upper limb and bottom wing with about a pair parallel arrangements, is provided with one between the upper limb and bottom wing and leads A guide pillar that upper limb and bottom wing are connected in one is provided with the middle part of chamber, the guide cavity, the both sides of the upper limb are set respectively There is a upper flange extended downwardly, the both sides of the bottom wing are respectively arranged with a lower flange upwardly extended, and the upper limb is with The upper flange and lower flange of wing the same side relative stand erect and maintain the clamping seam for allowing that the chain belt is passed through, the middle part of the guide pillar Be arranged with one it is horizontally disposed and it is embedded it is described freely stitch in separated time wing.

The utility model separated time wing is walked along seam of postponing freely is stitched to, it is ensured that two row chain teeth occlusion process is not by two ranks The influence of joint, is additionally disposed in what the entire row chain tooth of split line the same side was at least flushed up and down with the end of whole piece adapter, The end of even whole piece adapter will protrude from entire row chain tooth, and thus after the occlusion of two row chain teeth, two adapters are just Pressure is linked up, middle outwards to ride out into fine and close connection, plays waterproof effect well.

Preferably, on the interface of every adapter along its each bearing of trend be respectively disposed with a groove.

Adapter interface arrangement groove so that after two adapter pressure closings, groove produce deformation and preferably Fit together, it is ensured that preferably air-tightness.

Preferably, direction is extended along on the interface of wherein one adapter is disposed with a groove, it is another Direction is extended along on the interface of adapter described in bar and is disposed with a fin matched with the groove.

The interface arrangement groove and fin of adapter so that after two adapter pressure closings, groove is more preferable with fin Ground is fitted together, it is ensured that preferably air-tightness.

Beneficial effect：The utility model separated time wing is walked along seam of postponing freely is stitched to, it is ensured that two row chain teeth are engaged process Do not influenceed by two adapters, be additionally disposed in the end of the entire row chain tooth of split line the same side and whole piece adapter up and down at least Flush, or even the end of whole piece adapter will protrude from entire row chain tooth, thus after the occlusion of two row chain teeth, two Adapter is linked up with regard to pressure, middle outwards to ride out into fine and close connection, plays waterproof effect well.

Brief description of the drawings

Fig. 1 is the combining structure schematic diagram of the utility model pull head and chain belt；

Fig. 2 is the structural representation that Fig. 1 is seen on front side of pull head；

Fig. 3 is the structural representation that Fig. 1 is seen on rear side of pull head；

Fig. 4 is a kind of structural representation of the utility model adapter；

Fig. 5 is another structural representation of the utility model adapter；

Fig. 6 is the structural representation of the utility model pull head；

Fig. 7 is Fig. 6 left view；

Fig. 8 is Fig. 6 right view；

Fig. 9 is the combining structure schematic diagram of the utility model pull head and top end stop；

Figure 10 be Fig. 9 in remove the structural representation after pull head；

Figure 11 is Figure 10 rearview；

Figure 12 is the combining structure schematic diagram of the utility model pull head and tail end retainer；

Figure 13 be Figure 12 in remove the structural representation after pull head；

Figure 14 is Figure 13 rearview.

In figure：1- pull heads, 2- chain belts, 3- adhesive waterproof tapes, 4- nylon base band, 5- split lines, 6- adapters, 7- chain tooths, 8- Groove, 9- fins, 10- upper limbs, 11- bottom wings, 12- guide pillars, 13- guide cavities, 14- upper flanges, 15- lower flanges, 16- separated time wings, 17- Sealing block under upper sealing block, 18-, 19- gap slots, 20- is postponed seam, and 21- deformation grooves, 22- convex platforms, 23- lower convex platforms, 24- adds Strong boss.

Embodiment

In order that technological means of the present utility model, creation characteristic and reached purpose are readily apparent from understanding, below in conjunction with tool The utility model is expanded on further in body embodiment.

Embodiment 1：A kind of air-tightness waterproof slide fastener, including：

As shown in Figure 1, Figure 2 and Figure 3, a chain belt 2, the bilayer being composited with a nylon base band 4 and an adhesive waterproof tape 3 A split line 5 is formed with the middle part of band body, bilayer zone body, nylon base band 3 is respectively arranged with two split sides of split line 5 Along the chain tooth 7 of its respective intermittence of bearing of trend arrangement, adhesive waterproof tape 3 is respectively arranged with two split sides of split line 5 Along its successional adapter 6 that each bearing of trend is arranged, entire row chain tooth 7 and whole piece adapter positioned at split line the same side 6 in-between separation have free seam；

As shown in Fig. 6, Fig. 7 and Fig. 8, a pull head 1, upper limb 10 and bottom wing 11 with about a pair parallel arrangements, upper limb It is provided with a guide cavity 13 between 10 and bottom wing 11, the middle part of guide cavity 13 is provided with one and upper limb 10 and bottom wing 11 are connected in one Guide pillar 12, the both sides of upper limb 10 are respectively arranged with a upper flange 14 extended downwardly, the both sides of bottom wing 11 be respectively arranged with one to The upper flange 14 and lower flange 15 of the lower flange 15 of upper extension, upper limb 10 and the same side of bottom wing 11, which stand erect and maintained relatively, allows chain With the 2 clampings seams passed through, the middle part of guide pillar 12 be arranged with one it is horizontally disposed and it is embedded freely stitch in separated time wing 16, separated time wing 16 The plates of squarely, there is the through hole for allowing that guide pillar 12 passes through in the middle of it, bore periphery welds together with guide pillar 12；

As shown in Fig. 9, Figure 10 and Figure 11, a top end stop, the upper sealing block 17 with a pair to the both sides of chain belt 2 projection With lower sealing block 18, upper sealing block 17 and the shape of cross section of lower sealing block 18 match with the shape of cross section of guide cavity 13, One is provided with upper sealing block 17 and lower sealing block 18 and allows the gap opened groove 19 that guide pillar 12 is slipped into, upper sealing block 17 Preceding free end of the both ends respectively with two adapters 6 is docked one by one, the both ends of lower sealing block 18 respectively with two row chain teeth 7 Preceding last tooth is docked one by one, and the seam 20 of postponing connected and freely stitched, upper sealing block are provided between upper sealing block 17 and lower sealing block 18 The deformation groove 21 caved inward is provided with 17 upper surface；

As shown in Figure 12, Figure 13 and Figure 14, a tail end retainer, the convex platform 22 with a pair to the both sides of chain belt 2 projection With lower convex platform 23, convex platform 22 is connected with the rear free end of two adapters 6, and the rear free ending tool of two adapters 6 Have and be provided with a reinforcement boss 24 in one section of seamless split section, split that this is seamless section, strengthen the height of boss 24 and be less than convex platform 22, And it is in an inclined slope to strengthen the upper end of boss 24, slope away from convex platform 22 1 by laterally leaning against the one of convex platform 22 Side gradually tilts reduction, and lower convex platform 23 is connected with the rear last tooth of two row chain teeth 7, and the rear last tooth of the two row chains tooth 7 is stung all the time It is combined.

Embodiment 2：As shown in figure 4, on the interface of every adapter 6 along its each bearing of trend be respectively disposed with one Groove 8.

Remaining be the same as Example 1.

Embodiment 3：As shown in figure 5, direction is extended along on the interface of wherein one adapter 6 is disposed with a groove 8, direction, which is extended along, on the interface of another adapter is disposed with a fin 9 matched with groove 8.

Remaining be the same as Example 1.

Use：The utility model separated time wing along be freely stitched to postpone seam walking, it is ensured that two row chain teeth occlusion process not by The influence of two adapters, entire row chain tooth and the end of whole piece adapter for being additionally disposed in split line the same side is at least neat up and down It is flat, or even the end of whole piece adapter will protrude from entire row chain tooth, thus after the occlusion of two row chain teeth, two linkings Head is linked up with regard to pressure, middle outwards to ride out into fine and close connection, plays waterproof effect well.

The utility model pull head is ridden on upper and lower sealing block, surface pressure closing on the inside of the upper limb of upper sealing block and pull head, Surface pressure closing on the inside of the bottom wing of lower sealing block and pull head, it is ensured that slide fastener forgets about it after head, air-tightness at pull head, in order that obtaining pull head Head can be moved to, separated time wing is along freely stitching row to needing the arrangement between upper sealing block and lower sealing block to accommodate separated time afterwards to the end The seam of postponing of wing.

The utility model convex platform and lower convex platform function only as pull head afterbody and leaned, and key point also resides in two adapters and existed The position of the critical part can seamless split again together, in order to ensure the intensity of this section of seamless split section, thus need to add plus Strong boss, in addition to smooth two row chains tooth can easily drawing, at least one set of chain tooth needs in the original position are all the time It is interlocked.

Claims (3)

1. a kind of air-tightness waterproof slide fastener, it is characterised in that including：

One chain belt, the bilayer zone body being composited with a nylon base band and an adhesive waterproof tape, the middle part shape of the bilayer zone body Cheng Youyi bar split lines, the nylon base band be respectively arranged with two split sides of split line along its each bearing of trend arrange Intermittence chain tooth, the adhesive waterproof tape be respectively arranged with two split sides of split line along its each bearing of trend arrange Successional adapter, the entire row chain tooth positioned at split line the same side with whole piece adapter separated free seam in-between；

One pull head, upper limb and bottom wing with about a pair parallel arrangements, is provided with a guide cavity, institute between the upper limb and bottom wing State and a guide pillar that upper limb and bottom wing are connected in one be provided with the middle part of guide cavity, the both sides of the upper limb be respectively arranged with one to The upper flange of lower extension, the both sides of the bottom wing are respectively arranged with a lower flange upwardly extended, and the upper limb and bottom wing are same It is arranged with the middle part of the relative clamping seam for allowing that the chain belt is passed through that stands erect and maintain of the upper flange and lower flange of side, the guide pillar One it is horizontally disposed and it is embedded it is described freely stitch in separated time wing.

2. air-tightness waterproof slide fastener according to claim 1, it is characterised in that edge on the interface of every adapter Its each bearing of trend be respectively disposed with a groove.

3. air-tightness waterproof slide fastener according to claim 1, it is characterised in that the interface of wherein one adapter On extend along direction and be disposed with and extend along direction on a groove, the interface of another adapter and be disposed with one The fin matched with the groove.