CN204306180U - A kind of pull head of double-layered slide fastener - Google Patents
A kind of pull head of double-layered slide fastener Download PDFInfo
- Publication number
- CN204306180U CN204306180U CN201420786315.9U CN201420786315U CN204306180U CN 204306180 U CN204306180 U CN 204306180U CN 201420786315 U CN201420786315 U CN 201420786315U CN 204306180 U CN204306180 U CN 204306180U
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- joint pin
- pull head
- upper plate
- lower plate
- plate
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Abstract
The utility model discloses a kind of pull head of double-layered slide fastener, described pull head comprises the joint pin of upper plate, lower plate and connection upper and lower plates, is provided with pulling-on piece bottom described upper plate top and/or lower plate; Described upper plate and lower plate arrange along the vertical direction and are dislocated; The left and right sides of described upper plate and the left and right sides of lower plate are equipped with vertical flange, described upper plate, are formed as interting and guiding the passage that described double-layered slide fastener engages between lower plate and vertical flange.The direction that pull head of the present utility model can slide along double-layered slide fastener chain tooth is installed, make the chain tooth engagement of Dual-layer dislocation shape and be separated, easy to use and well can coordinate double-deck dislocation shape slide fastener, the sealing property after whole slide fastener drawing is improved greatly, is particularly suitable for diving field.
Description
Technical field
The utility model belongs to zipper technology field, is specifically related to a kind of pull head of double-layered slide fastener.
Background technology
Along with the popularization and application of slide fastener, traditional slide fastener can not meet the demand of people.Traditional slide fastener, as steel, aluminium slide fastener, injection molding zipper, resin teeth zipper, nylon zippers etc., do not have waterproof, the function such as airtight usually, thus traditional zipper can not meet sealing, waterproof, every demands such as light.The mankind may have demand to pressure-sealing zipper in a lot of field, such as, protective garment class: suit, diving dress, take for the escape of submarine, the clothes that reduce pressure, simple and easy clothes etc. for hydroplane; Sealing shroud class: aeroengine, TRT, electrical equipment utensil, parachute, container for transporting; Other: need the structure, life raft, life-saving equipment, tent, skirt of hovercraft part, eaves sail etc. that keep airtight conditions.
In order to improve the bonding strength of slide fastener in prior art, preventing chain split, strengthening the defencive function of slide fastener, is the two-layer chain tooth slide fastener having upper and lower two-layer slide fastener mutually to fasten respectively by general individual layer slide fastener Curve guide impeller.And along with the raising to zipper seal performance requirement, the pull head of drawing slide fastener needs to reach profile error with slide fastener, to improve the sealing effectiveness of slide fastener, especially in diving field, the sealing effectiveness reached, not only requires that slide fastener has good water resistance, requires that pull head has the structure with slide fastener profile error simultaneously, make water cannot enter clothing inside by any one between slide fastener and pull head, to improve diving security.Therefore, a kind of pull head that mutually can mate with two-layer chain tooth slide fastener will cause the concern of people.
Utility model content
The purpose of this utility model is, in order to solve above deficiency, to provide a kind of pull head of double-layered slide fastener, and this pull head is applicable to be had on the diving pressure-sealing zipper of double-deck dislocation shape chain tooth.
The technical scheme taked to realize the utility model object is: a kind of pull head of double-layered slide fastener, and described pull head comprises the joint pin of upper plate, lower plate and connection upper and lower plates, is provided with pulling-on piece bottom described upper plate top and/or lower plate; Described upper plate and lower plate arrange along the vertical direction and are dislocated; The left and right sides of described upper plate and the left and right sides of lower plate are equipped with vertical flange, described upper plate, are formed as interting and guiding the passage that described double-layered slide fastener engages between lower plate and vertical flange.
Compared with prior art, the beneficial effects of the utility model are:
The direction that pull head of the present utility model can slide along double-layered slide fastener chain tooth is installed, be formed as interting between the flange of the upper plate of pull head, lower plate, upper plate both sides and the flange of lower plate both sides and guide the interspersed passage of double-deck dislocation shape chain tooth, the two-layer chain tooth be dislocated is made to engage and be separated, easy to use and well can coordinate double-deck dislocation shape slide fastener, sealing property after whole slide fastener drawing is improved greatly, is particularly suitable for diving field.
Preferably, described joint pin comprises joint pin and lower joint pin; Described upper joint pin and lower joint pin vertically arrange and are dislocated and connected to each other in the lateral direction.
The connection that design like this makes pull head and bilayer misplace between shape slide fastener is compacter, and fit more closely knit, water resistance improves further.
Preferably, the stepped transition in junction of described upper joint pin and lower joint pin.
Preferably, be provided with pulling-on piece installation portion bottom described upper plate top and/or lower plate, described pulling-on piece is movably connected on pulling-on piece installation portion.
Preferably, be provided with the first lubricating oil in the pulling-on piece installation portion at described upper plate top and store chamber, be provided with the first grease channel depositing chamber with the first lubricating oil in described upper joint pin, and upper joint pin sidepiece has lubricating oil portals; Be provided with the second lubricating oil in pulling-on piece installation portion bottom described lower plate and store chamber, be provided with the second grease channel depositing chamber with the second lubricating oil in described lower joint pin, and lower joint pin sidepiece has lubricating oil portals.
Lubricating oil stores in chamber and contains lubricating oil, due to grease channel with deposit chamber, when reality uses, lubricating oil in storage chamber is through passage, portalling from lubricating oil flows out to zipper tooth, zipper tooth is lubricated, the engagement of slide fastener is more prone to and firmly, further increases the sealing of slide fastener.
Preferably, described first lubricating oil portals to portal with the second lubricating oil and is arranged at relative both sides.
Design like this makes the zipper tooth of the left and right sides all can be lubricated.
Preferably, described upper plate and lower plate are less than 1/2 of upper plate or lower plate width in the dislocation distance of left and right directions.
Described dislocation distance specifically refers to the upper plate flange and the lower plate flange distance in the horizontal direction that are positioned at pull head the same side.
Preferably, the upper end of described joint pin is connected to front edge of board center, the lower end of joint pin is connected to lower front edge of board center, makes the front end of upper plate and lower plate separately be formed as being positioned at two front openings of joint pin left and right sides, for the two side chain teeth that make to be in released state respectively by; The side that described upper plate is relative with described joint pin with lower plate is formed as open rearward end, passes through for making the two side chain teeth being in engagement; Described front opening and open rearward end make the space between upper and lower plates be formed as Y shape chain tooth to intert passage.
Preferably, described chain tooth interts the front end of passage from the rear end of upper and lower plates towards upper and lower plates and broadens gradually.
Preferably, the vertical flange length of described upper plate is less than the length of upper plate, and arranges near the rear end of upper plate; The vertical flange length of described lower plate is less than the length of lower plate, and arranges near the rear end of lower plate.
Preferably, the height of described open rearward end is consistent with the height of described double-layered slide fastener.
Preferably, described pulling-on piece installation portion is arranged along longitudinal center's axis of upper plate or lower plate.
Accompanying drawing explanation
Fig. 1 is the structural representation that the first embodiment of the utility model pull head is corresponding;
Fig. 2 is the structural representation of the double-layered slide fastener mated with the pull head of embodiment one;
Fig. 3 is the side view that Fig. 1 is corresponding;
Fig. 4 is the top view of the lower plate in Fig. 1;
Fig. 5 is the structural representation that the second embodiment of the utility model pull head is corresponding;
Fig. 6 is the side view that Fig. 5 is corresponding;
Fig. 7 is the structural representation that the third embodiment of the utility model pull head is corresponding;
Fig. 8 is the side view that Fig. 7 is corresponding;
Fig. 9 is the 4th kind of structural representation that embodiment is corresponding of the utility model pull head;
Figure 10 is the side view that Fig. 9 is corresponding.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described further:
Embodiment one:
Shown in accompanying drawing 1 to accompanying drawing 4, a kind of pull head of double-layered slide fastener, for the engagement of the dislocation shape chain tooth of double-layered slide fastener as shown in Figure 2 and releasing are engaged, described double-layered slide fastener comprises left zipper strip 1 and right zipper strip 2, the upside of left zipper strip 1 is provided with the first chain tooth 1a, the downside of left zipper strip is provided with the second chain tooth 1b, the first chain tooth 1a and the second chain tooth 1b mutual dislocation in the lateral direction, and described second chain tooth 1b is arranged on the right side relative to the first chain tooth 1a; The upside of right zipper strip 2 is provided with the 3rd chain tooth 2a, and the downside of right zipper strip is provided with the 4th chain tooth 2b, the 3rd chain tooth 2a and the 4th chain tooth 2b mutual dislocation in the lateral direction, described 3rd chain tooth 2a relative to the 4th chain tooth 2b keep left side arrange.Described first chain tooth and the 3rd chain tooth, the second chain tooth and the 4th chain tooth mate engagement mutually when slide fastener drawing.
In order to above-mentioned slide fastener engagement or releasing are engaged, embodiment one provides the pull head that a kind of and described slide fastener mates: described pull head comprises upper plate 10, lower plate 20 and is connected the joint pin of upper and lower plates, described upper plate 10 and lower plate 20 arrange along the vertical direction and are dislocated, and lower plate 20 shifts to install to the right relative to upper plate 10.Described joint pin comprises joint pin 31 and lower joint pin 32; Described upper joint pin 31 and lower joint pin 32 are vertically arranged, and lower joint pin 32 shifts to install to the right relative to upper joint pin 31, upper joint pin 31 upper end is connected to upper plate 1 front center, lower joint pin 33 lower end is connected to lower plate 2 front center 4a place, upper joint pin 31 lower end is connected with lower joint pin 33 upper end, and the stepped transition in junction.
The left and right sides of upper plate 10 is provided with vertically downward flange 11 and 12, and the length of flange 11 and 12 is less than the length of upper plate 10, and flange 11 and 12 is arranged near upper plate 10 rear end, and flange one end is concordant with the rearward end of upper plate 10.The left and right sides of lower plate 20 is provided with vertical flange 21 and 22 upwards, the length of flange 21 and 22 is less than the length of lower plate 20, and flange 21 and 22 is arranged near lower plate 20 rear end, flange one end is concordant with lower plate 20 rearward end, and the length of flange 11,12,21,22 is equal.Dual-layer dislocation shape slide fastener is surrounded by flange 11,12,21,22, is formed as interting and guides the passage that Dual-layer dislocation shape chain tooth engages between upper plate 10, lower plate 20, flange 11,12,21,22.
The front end of upper plate 10 and lower plate 20 is separately formed as two front openings 51 and 52 being positioned at joint pin left and right sides by joint pin, for the left and right sides chain tooth that makes to be in released state respectively by.The side that described upper plate 10 is relative with described joint pin with lower plate 20 is formed as open rearward end 6, passes through for making the two side chain teeth being in engagement; Described front opening 51,52 and open rearward end 6 make the space between upper and lower plates be formed as Y shape chain tooth to intert passage, and the front end of this passage from the rear end of upper and lower plates towards upper and lower plates broadens gradually.
The top of upper plate 10 is provided with pulling-on piece installation portion 41, pulling-on piece loose slot 41a is provided with in pulling-on piece installation portion 41, pulling-on piece installation portion 41 is arranged along longitudinal center's axis of upper plate 10, its one end is connected to upper plate 10 front end, the other end is connected to upper plate 10 rear end, and upper drawing piece (not marking in figure) is movable in pulling-on piece loose slot 41a to be arranged.The bottom of lower plate 20 is provided with pulling-on piece installation portion 42, be provided with pulling-on piece loose slot 42a in pulling-on piece installation portion 42, pulling-on piece installation portion 42 is arranged along longitudinal center's axis of lower plate 20, and its one end is connected to lower plate 20 front end, the other end is connected to lower plate 20 rear end, and lower drawing piece is movable in pulling-on piece loose slot 42a to be arranged.
Pull head of the present utility model is mainly used in mating the double-layered slide fastener that lower zipper tooth misplaces to the right relative to upper zipper tooth, it is installed with the direction can slided along described slide fastener coupling element row, under the effect applying up or down by pull-tab, make pulling-on piece drive pull head to slide, chain tooth is closely engaged or is separated.Pull head and slide fastener closely cooperate, very easy to use and improve the sealing of whole slide fastener.
Embodiment two:
The difference of the present embodiment and embodiment one is: shown in accompanying drawing 5 to accompanying drawing 6, upper plate 101 and the lower plate 201 of the present embodiment pull head are setting up and down, and lower plate 201 shifts to install left relative to upper plate 101, described joint pin comprises the upper joint pin 310 of vertical setting and lower joint pin 320, and lower joint pin 320 shifts to install left relative to upper joint pin 310.The upper end of upper joint pin 310 is connected to the front center of upper plate 101, and the lower end of lower joint pin 320 is connected to the front center of lower plate 201, and the lower end of upper joint pin 310 is connected with the upper end of lower joint pin 320, and the stepped transition in junction.The pull head of the present embodiment is mainly used in mating the double-layered slide fastener that lower zipper tooth misplaces to the left relative to upper zipper tooth.
Other technologies feature is all identical with embodiment one, and can reach identical technique effect, is not described in detail at this.
Embodiment three:
Shown in accompanying drawing 7 to accompanying drawing 8, the difference of the present embodiment and embodiment one is: in the present embodiment upper plate 10a pulling-on piece installation portion 43 in be provided with the first lubricating oil and store chamber 431, first lubricating oil and store chamber 431 and extend to its rear end from pulling-on piece installation portion 43 Inner Front End.Be provided with the first grease channel 311 storing chamber 431 with the first lubricating oil and be communicated with in upper joint pin 31a, and upper joint pin 31a bottom left face has lubricating oil portals 311a.Be provided with the second lubricating oil storage chamber 441, lubricating oil storage chamber 441, second in the pulling-on piece installation portion 44 of lower plate 20a and extend to its rear end from the front end in pulling-on piece installation portion 44.Be provided with the second grease channel 411 storing chamber 441 with the second lubricating oil and be communicated with in lower joint pin 33a, and bottom lower joint pin 33a, right flank has lubricating oil and to portal 411a.
Lubricating oil stores in chamber and contains lubricating oil, due to grease channel with deposit chamber, when reality uses, lubricating oil in storage chamber is through passage, portalling from lubricating oil flows out to zipper tooth, zipper tooth is lubricated, the engagement of slide fastener is more prone to and firmly, further increases the sealing of slide fastener.
Other technologies feature is all identical with embodiment one, and can reach identical technique effect, is not described in detail at this.
Embodiment four:
Shown in accompanying drawing 9 to accompanying drawing 10, the difference of the present embodiment and embodiment two is: in the present embodiment upper plate 101a pulling-on piece installation portion 43a in be provided with the first lubricating oil and store chamber 432, first lubricating oil and store chamber 432 and extend to its rear end from pulling-on piece installation portion 43a Inner Front End.Be provided with the first grease channel 312 storing chamber 432 with the first lubricating oil and be communicated with in upper joint pin 310a, and bottom upper joint pin 310a, right flank has lubricating oil and to portal 311b.Be provided with the second lubricating oil storage chamber 442, lubricating oil storage chamber 442, second in the pulling-on piece installation portion 44a of lower plate 201a and extend to its rear end from the front end in pulling-on piece installation portion 44a.Be provided with the second grease channel 412 storing chamber 442 with the second lubricating oil and be communicated with in lower joint pin 320a, and lower joint pin 320a bottom left face has lubricating oil portals 411b.
Lubricating oil stores in chamber and contains lubricating oil, due to grease channel with deposit chamber, when reality uses, lubricating oil in storage chamber is through passage, portalling from lubricating oil flows out to zipper tooth, zipper tooth is lubricated, the engagement of slide fastener is more prone to and firmly, further increases the sealing of slide fastener.
Other technologies feature is all identical with embodiment two, and can reach identical technique effect, is not described in detail at this.
The announcement of book and instruction according to the above description, the utility model those skilled in the art can also change above-mentioned embodiment and revise.Therefore, the utility model is not limited to detailed description of the invention disclosed and described above, also should fall in the protection domain of claim of the present utility model modifications and changes more of the present utility model.In addition, although employ some specific terms in this description, these terms just for convenience of description, do not form any restriction to the utility model.
Claims (10)
1. a pull head for double-layered slide fastener, is characterized in that, described pull head comprises the joint pin of upper plate, lower plate and connection upper and lower plates, is provided with pulling-on piece bottom described upper plate top and/or lower plate; Described upper plate and lower plate arrange along the vertical direction and are dislocated; The left and right sides of described upper plate and the left and right sides of lower plate are equipped with vertical flange, described upper plate, are formed as interting and guiding the passage that described double-layered slide fastener engages between lower plate and vertical flange.
2. pull head according to claim 1, is characterized in that, described joint pin comprises joint pin and lower joint pin; Described upper joint pin and lower joint pin vertically arrange and are dislocated and connected to each other in the lateral direction.
3. pull head according to claim 2, is characterized in that, the stepped transition in junction of described upper joint pin and lower joint pin.
4. the pull head according to Claims 2 or 3, is characterized in that, be provided with pulling-on piece installation portion bottom described upper plate top and/or lower plate, described pulling-on piece is movably connected on pulling-on piece installation portion.
5. pull head according to claim 4, it is characterized in that, be provided with the first lubricating oil in the pulling-on piece installation portion at described upper plate top and store chamber, be provided with the first grease channel depositing chamber with the first lubricating oil in described upper joint pin, and upper joint pin sidepiece has the first lubricating oil portals;
Be provided with the second lubricating oil in pulling-on piece installation portion bottom described lower plate and store chamber, be provided with the second grease channel depositing chamber with the second lubricating oil in described lower joint pin, and lower joint pin sidepiece has the second lubricating oil portals.
6. pull head according to claim 5, is characterized in that, described first lubricating oil portals to portal with the second lubricating oil and is arranged at relative both sides.
7. pull head according to claim 1, is characterized in that, described upper plate and lower plate are less than 1/2 of upper plate or lower plate width in the dislocation distance of left and right directions.
8. pull head according to claim 1, it is characterized in that, the upper end of described joint pin is connected to front edge of board center, the lower end of joint pin is connected to lower front edge of board center, make the front end of upper plate and lower plate separately be formed as being positioned at two front openings of joint pin left and right sides, for the two side chain teeth that make to be in released state respectively by; The side that described upper plate is relative with described joint pin with lower plate is formed as open rearward end, passes through for making the two side chain teeth being in engagement; Described front opening and open rearward end make the space between upper and lower plates be formed as Y shape chain tooth to intert passage.
9. pull head according to claim 8, is characterized in that, described chain tooth interts the front end of passage from the rear end of upper and lower plates towards upper and lower plates and broadens gradually.
10. pull head according to claim 1, is characterized in that, the vertical flange length of described upper plate is less than the length of upper plate, and arranges near the rear end of upper plate; The vertical flange length of described lower plate is less than the length of lower plate, and arranges near the rear end of lower plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420786315.9U CN204306180U (en) | 2014-12-12 | 2014-12-12 | A kind of pull head of double-layered slide fastener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420786315.9U CN204306180U (en) | 2014-12-12 | 2014-12-12 | A kind of pull head of double-layered slide fastener |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204306180U true CN204306180U (en) | 2015-05-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420786315.9U Expired - Fee Related CN204306180U (en) | 2014-12-12 | 2014-12-12 | A kind of pull head of double-layered slide fastener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204306180U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105686244A (en) * | 2016-03-13 | 2016-06-22 | 郑运婷 | Double-layer staggered lower anti-insertion zipper |
| WO2017157223A1 (en) * | 2016-03-13 | 2017-09-21 | 郑运婷 | Method for using double-layered staggered zippers |
| WO2017157222A1 (en) * | 2016-03-13 | 2017-09-21 | 郑运婷 | Double-layered staggered zipper |
| CN110693143A (en) * | 2019-11-20 | 2020-01-17 | 江苏驰马拉链科技股份有限公司 | Pull head |
-
2014
- 2014-12-12 CN CN201420786315.9U patent/CN204306180U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105686244A (en) * | 2016-03-13 | 2016-06-22 | 郑运婷 | Double-layer staggered lower anti-insertion zipper |
| WO2017157223A1 (en) * | 2016-03-13 | 2017-09-21 | 郑运婷 | Method for using double-layered staggered zippers |
| WO2017157222A1 (en) * | 2016-03-13 | 2017-09-21 | 郑运婷 | Double-layered staggered zipper |
| CN110693143A (en) * | 2019-11-20 | 2020-01-17 | 江苏驰马拉链科技股份有限公司 | Pull head |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150506 Termination date: 20151212 |
|
| EXPY | Termination of patent right or utility model |