CN106388143A - Spring pull head - Google Patents
Spring pull head Download PDFInfo
- Publication number
- CN106388143A CN106388143A CN201611034194.2A CN201611034194A CN106388143A CN 106388143 A CN106388143 A CN 106388143A CN 201611034194 A CN201611034194 A CN 201611034194A CN 106388143 A CN106388143 A CN 106388143A
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- CN
- China
- Prior art keywords
- spring
- upper panel
- hole
- pull head
- board
- Prior art date
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Classifications
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- A—HUMAN NECESSITIES
- A44—HABERDASHERY; JEWELLERY
- A44B—BUTTONS, PINS, BUCKLES, SLIDE FASTENERS, OR THE LIKE
- A44B19/00—Slide fasteners
- A44B19/24—Details
- A44B19/26—Sliders
- A44B19/262—Pull members; Ornamental attachments for sliders
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- Springs (AREA)
- Slide Fasteners (AREA)
Abstract
The invention discloses a spring pull head, which comprises a pull head base, a puller, a connecting shaft and a spring, wherein the puller and the connecting shaft are integrally formed; a spring installation part and a fastening part adjacently arranged left and right are arranged on the front end of a puller body; the connecting shaft is fixed to the front end of the puller body and penetrates through the spring installation part and the fastening part on the front end of the puller body; the spring installation part is provided with a spring installation hole and a spring installation through slot communicated with the spring installation hole; a square downward concave for arranging the puller and a first upper panel side face and a second upper panel side face located at two sides of the square downward concave are arranged on an upper panel of the pull head base; a first connecting shaft through hole and a second connecting shaft through hole are respectively formed in the two side faces; the second connecting shaft through hole is matched with the spring installation hole and the spring installation through slot of the spring installation part. The spring pull head provided by the invention has a brand new designed structure, is simplified and simple in structure, convenient to assemble and industrially produce, low in production cost, stable in structure after being assembled, and long in service life.
Description
Technical field
The present invention relates to slide fastener field is and in particular to a kind of spring pull head.
Background technology
Slide fastener is to rely on continuously arranged zipper tooth, makes article and closes or detached connector, is now largely used to clothes, bag
Bag, tent etc..Slide fastener is made up of zipper tooth, pull head, bottom stopper (former code and rear code) or locking member etc., and wherein pull head is to make slide fastener
The moving component that tooth engages and pulls open, general slide fastener has two panels chain belt, each own row zipper tooth, two row slide fasteners in every chain belt
The interlaced arrangement of tooth, pull head clamp both sides zipper tooth, slide by drawing board, you can so that the zipper tooth of both sides is engaged each other or
Pull open.
Spring pull head is one kind of pull head, has the function of realizing drawing board automatic rebounding, and spring pull head adds because of its anti-washing
Work is widely used in more by force in denim apparel.CN105795617A discloses a kind of spring pull head, including pull head base, draws
Board, connecting shaft and spring, the connecting post that pull head base includes upper panel, lower panel and connects upper lower panel, the two of upper panel
Side is provided with upper panel side, and described upper panel side is provided with two through holes for installing connecting shaft, including first through hole and
Second through hole, upper panel is additionally provided with and draws the square recessed of board for setting, square recessed in be provided with the arc sinking further
Recessed, the recessed front end of arc is connected with square recessed side wall, and rear end is connected with square recessed base plane, recessed in arc
It is provided with locking through hole with square recessed junction, locking through hole is by under recessed for arc the first arc being divided into first through hole side
Recessed and the second through hole side the second arc is recessed, the junction of the recessed front end of the first arc and described square recessed side wall
It is provided with front-end platform, rear end is connected with described base plane by stop vertical plane, the recessed rear end of the second arc is direct and described
Base plane connects, and front end is connected with square recessed side wall, and described front-end platform recess under the second arc is provided with boss；
Described draw board to include drawing board body, draw the top of board body to be provided with spring mountings and divide and stopping part, spring mountings
Point and stopping part about adjacent, spring mountings are arranged with cambered surface, and stopping part is provided with the stop dividing less than spring mountings
Cambered surface, draws the top of board body to be additionally provided with connection shaft through-hole, for installing connecting shaft, board will be drawn to be fixed on pull head base, spring
Mounting portion is provided with and is connected the spring mounting hole that shaft through-hole is coaxially disposed, and radius is more than the radius connecting shaft through-hole, described draws
The side of board body is additionally provided with the spring fixed hole communicating with spring mounting hole；
Described both ends of the spring is provided with the first extended end and the second extended end, and the first extended end is provided with turning, after pull head assembling,
Spring is arranged in described spring mounting hole, and described turning is arranged on described boss and the recessed junction of the second arc, and described
Two extended ends snap in described spring fixed hole, and after installation, spring is in pressured state.
Above-mentioned spring pull header structure is complicated, is not easy to produce, it is not convenient to install, production cost is high.
Content of the invention
It is an object of the invention to overcoming above-mentioned the deficiencies in the prior art, provide a kind of new spring pull head, this spring
Pull header structure is simple, and low production cost is easily installed.
For reaching above-mentioned purpose, the first technical scheme that the present invention adopts is as follows：A kind of spring pull head, including pull head bottom
Seat, draw board, connecting shaft and spring, described pull head base includes upper panel, lower panel and the company connecting upper panel and lower panel
Connect post,
Described draw board to be formed in one with connecting shaft, draw board to include drawing board body, draw the front end of board body to be provided with spring mountings
Point and stopping part, spring mountings divide and are disposed adjacent with about stopping part, and the front end face drawing board body is stop vertical plane, draws board
The bottom of body front end is cambered surface；Connecting shaft is fixed on the front end drawing board body, and the length of connecting shaft is more than the width drawing board body front end,
Connecting shaft runs through draws the spring mountings of board body front end to divide and stopping part, and extends to the both sides drawing board body front end；Spring is pacified
Dress part is provided with the spring mounting hole for arranging spring, and spring mounting hole is arranged around connecting shaft, cutting in spring mounting hole
One spring being connected with spring mounting hole is extended with line direction groove is installed；
Described upper panel is provided with and draws the square recessed of board for setting, square recessed in be provided with sink further recessed
Curved surface, lower concave curved surface is matched with the bottom cambered surface drawing board body front end, and the front end of lower concave curved surface is connected with square recessed front end,
And forming a boss in square recessed front end, the rear end of lower concave curved surface is connected with square recessed back plan；Square recessed
Front end and upper panel form a vertical plane, the recessed both sides in direction are provided with the first upper panel side and the positioned at upper panel both sides
Two upper panel sides；
First upper panel side is provided with two convex protuberances, and two protuberances and the first upper panel side are formed with one " U "
Type groove, two protuberances are by forming the first connection shaft through-hole to after " U " type inside grooves riveted；Second upper panel side is provided with
Two connection shaft through-holes, the second connection shaft through-hole includes spring pilot hole and the groove connecting with spring pilot hole, spring pilot hole
With the spring mounting hole drawing board body front end and spring, groove is installed with groove to match, the second upper panel side is additionally provided with band and lacks
The annular slot of mouth；
The two ends of described spring are provided with the first extended end and the second extended end, and the second extended end is provided with turning；Spring pull head
During assembling, board will be drawn to be arranged at pull head bottom with drawing the integrally formed connecting shaft of board to be connected shaft through-hole by " U " type groove and second
On the upper panel of seat, two protuberances on the first upper panel side pass through to lead to " U " type inside grooves riveted formation the first connecting shaft
Hole, and then by the upper panel drawing board to be fixed on pull head base, spring pass through spring pilot hole located at the second upper panel side and
Groove assembles, and during assembling, spring enters spring mounting hole by spring pilot hole, and the second extended end being provided with turning is entered by groove
Groove installed by spring, and spring is installed after fixing, and spring is in pressured state, and the first extended end of spring is stuck in annular slot,
And propped up by annular slot.
For reaching above-mentioned purpose, the second technical scheme that the present invention adopts is as follows：A kind of spring pull head, including pull head bottom
Seat, draw board, connecting shaft and spring, described pull head base includes upper panel, lower panel and the company connecting upper panel and lower panel
Connect post,
Described draw board to be formed in one with connecting shaft, draw board to include drawing board body, draw the front end of board body to be provided with spring mountings
Point and stopping part, spring mountings divide and are disposed adjacent with about stopping part, and the front end face of stopping part is stop vertical plane, only
The bottom of dynamic part is cambered surface, the breach that the front end face that spring mountings divide and bottom are communicated with；Connecting shaft is fixed on draws board
The front end of body, the length of connecting shaft is more than the width drawing board body front end, and connecting shaft runs through draws the spring mountings of board body front end to divide
It is partial to the front end face setting of stopping part with stopping part, and extend to the both sides drawing board body front end；Spring mountings set up separately
There is a notched spring mounting hole, notched spring mounting hole is arranged around connecting shaft, the bottom that spring mountings divide is to drawing
Board body is extended with a spring that is tangent with notched spring mounting hole and connecting and installs groove；
Described upper panel is provided with and draws the square recessed of board for setting, square recessed in be provided with sink further recessed
Curved surface, lower concave curved surface is matched with the bottom cambered surface drawing board body front end stopping part, the front end of lower concave curved surface with square recessed
Front end connects, and forms a boss in square recessed front end, and the rear end of lower concave curved surface is connected with square recessed back plan；
Square recessed front end forms a vertical plane with upper panel, and the recessed both sides in direction are provided with the first upper panel positioned at upper panel both sides
Side and the second upper panel side；
First upper panel side is provided with two convex protuberances, and two protuberances and the first upper panel side are formed with one " U "
Type groove, two protuberances are by forming the first connection shaft through-hole to after " U " type inside grooves riveted；Second upper panel side is provided with
Two connection shaft through-holes, the second connection shaft through-hole includes spring pilot hole and the groove connecting with spring pilot hole, spring pilot hole
With the spring mounting hole drawing board body front end and spring, groove is installed with groove to match, the second upper panel side is additionally provided with band and lacks
The annular slot of mouth；
The two ends of described spring are provided with the first extended end and the second extended end, and the second extended end is provided with turning；Spring pull head
During assembling, board will be drawn to be arranged at pull head bottom with drawing the integrally formed connecting shaft of board to be connected shaft through-hole by " U " type groove and second
On the upper panel of seat, two protuberances on the first upper panel side pass through to lead to " U " type inside grooves riveted formation the first connecting shaft
Hole, and then by the upper panel drawing board to be fixed on pull head base, spring pass through spring pilot hole located at the second upper panel side and
Groove assembles, and during assembling, spring enters spring mounting hole by spring pilot hole, and the second extended end being provided with turning is entered by groove
Groove installed by spring, and spring is installed after fixing, and spring is in pressured state, and the first extended end of spring is stuck in annular slot,
And propped up by annular slot；
The structure drawing board in alternative plan is applied to small size spring pull head, and this draws the structure of board can reduce small size spring and draws
The relative altitude of head, is adjusted to the ratio of small size spring pull head, makes the ratio of small size spring pull head more reasonable, carried with this
The practicality of high trumpet spring pull head.
Preferably, the first upper panel side and the second upper panel side extend up to upper panel to the rear end face of upper panel
Rear end.
Preferably, the first upper panel side and the second upper panel side extend up to the rear end face of upper panel square recessed
The medium position of back plan, and stepped with back plan.
First upper panel side and the second upper panel side can prevent from being provided with elongated insertion part to the rear end face extension of upper panel
The situation that spring pull head elongated insertion part when using scrapes hand occurs.
Preferably, the first upper panel side be partial to upper panel rear end position be provided with one raised, raised with close to projection
Protuberance between be provided with a recess.
Preferably, described recess is curved recess.
Preferably, curved recess is connected smoothly with raised with close to raised protuberance.
The setting of recess can prevent that the first upper panel side is provided with close to raised protuberance in riveted because of die casting
Power is excessive and ruptures.
Preferably, the outside of the first upper panel side is extended with the first platform, and the outside of the second upper panel side is extended with
Second platform.
Preferably, described first platform or the second platform are curved platform, and the first platform is connected shaft through-hole phase with first
Join, the second platform is connected shaft through-hole with second and matches.
Preferably, lower concave curved surface is provided with locking through hole, and locking through hole deflection first connects shaft through-hole setting, stopping part
Bottom be provided with elongated insertion part, elongated insertion part mate setting with locking through hole, locks through hole and the setting of elongated insertion part can prevent from drawing board to exist
Slide because external force is excessive during use.
Preferably, the lower end of annular slot is provided with a draw-in groove platform, and the side of draw-in groove platform props up spring first extended end
Bottom, the setting of draw-in groove platform can prevent spring pull head, and there is elastic deformation or in use because spring rotation makes in spring
Spring ejects or lost its bounce.
Preferably, described lower panel upper surface being respectively provided on two sides with lower panel lower surface depression positioned at connecting post
Fin depression platform.
Preferably, described upper panel lower surface is upper to upper panel upper surface depression positioned at being respectively provided on two sides with of connecting post
Fin depression platform.
The setting of depression platform can improve spring pull head slide fastener drawing or smooth degree when pulling open in use.
Preferably, board body is drawn to be provided with evagination platform near the side of the first connection shaft through-hole side in connection shaft position, outward
At the two ends of connecting shaft along drawing board length direction to arrange, the setting of evagination platform is avoided that spring pull head is using process to convex flat platform
In draw board to draw the first upper panel side direct friction of board and pull head base upper panel when rotating, thus leading to rotation not smooth.
Preferably, draw and be provided with least one with board and draw board through hole, when drawing board through hole more than one, draw board through hole along drawing
Board length direction rule setting.
Preferably, board through hole deflection is drawn to draw the rear end of board body to arrange.
Preferably, board through hole is drawn to be square.
The setting drawing board through hole can improve the steadiness after drawing board shell to install.
Preferably, the two ends of connecting shaft are in circular platform type, and the two ends of connecting shaft are set to circular platform type and can be easy to draw the installation of board
And dismounting, reduce the pivoting friction of spring pull head connecting shaft in use, and then improve the use drawing board and spring pull head
Life-span.
Preferably, the length of connecting shaft is draw board body nose width 1.8～2.3 times, connects shaft length and draws before board body
End width ratio be set to connecting shaft with respect to drawing board, the suitable length of pull head base, can ensure that and draw board to be preferably arranged at
On pull head base, it is easy to the assembling of spring pull head.
Preferably, the depth of spring mounting hole is the 1/2 to 2/3 of its length, and the depth of spring mounting hole is long with spring
The setting of degree ratio combines the structure of spring mounting hole, the spring pilot hole of the second upper panel side and spring, to guarantee
After the assembling of spring pull head, the first extended end of spring is stuck in the annular slot of the second upper panel side, and after the assembling of spring pull head
The steadiness of spring.
Beneficial effects of the present invention：
A kind of present invention spring pull head, including pull head base, is drawn board, connecting shaft and spring, draws board to be integrated with connecting shaft
Shaping, draws the front end of board body to be provided with the spring mountings that are disposed adjacent of left and right and divides and stopping part, connecting shaft is fixed on draws board body
Front end, run through and draw the spring mountings of board body front end to divide and stopping part, spring mountings be arranged with spring mounting hole and
Groove installed by the spring that connects with spring mounting hole, pull head base upper panel be provided with for setting draw the square recessed of board and
The first upper panel side and the second upper panel side, the first upper panel side and the second upper panel side positioned at square recessed both sides
First connection shaft through-hole and the second connection shaft through-hole, the spring that the second connection shaft through-hole is divided with spring mountings are respectively equipped with face
Installing hole and spring are installed groove and are matched；The structure of spring pull head of the present invention is brand-new design, and its structure simplifies, simply,
It is easy to industrialized production, and low production cost, draw board and connecting shaft to be formed in one structure, can be easy to draw board to be assemblied in pull head bottom
On the upper panel of seat, after drawing board assembling, spring is entered into by the second connection shaft through-hole and draws the spring mountings of board body front end to divide
Assembled, the assembly technology of spring pull head and step are simple, are easy to the assembling of spring pull head in production process, effectively improve
The production efficiency of spring pull head, its stabilized structure of spring pull head after the completion of assembling, high life.
Brief description
Fig. 1 is the structural decomposition diagram of the embodiment of the present invention one spring pull head；
Fig. 2 is the schematic diagram after the present invention draws board to be assemblied in pull head base；
Fig. 3 is the structural representation that the embodiment of the present invention one draws board；
Fig. 4 is that the embodiment of the present invention one draws one of side structure schematic view of board；
Fig. 5 is the two of the side structure schematic view that the embodiment of the present invention one draws board；
Fig. 6 is one of structural representation of pull head base of the present invention；
Fig. 7 is the overlooking the structure diagram of pull head base of the present invention；
Fig. 8 is one of side structure schematic view of pull head base of the present invention；
Fig. 9 is the two of the side structure schematic view of pull head base of the present invention；
Figure 10 is the structural representation before the non-riveted of pull head base of the present invention；
Figure 11 is the two of the structural representation of pull head base of the present invention；
Figure 12 is the three of the structural representation of pull head base of the present invention；
Figure 13 is the structural representation of spring of the present invention；
Figure 14 is the structural representation that the embodiment of the present invention two draws board；
Figure 15 is the back structures schematic diagram that the embodiment of the present invention two draws board；
Figure 16 is that the embodiment of the present invention two draws one of side structure schematic view of board；
Figure 17 is the two of the side structure schematic view that the embodiment of the present invention two draws board；
Figure 18 is the schematic diagram after the embodiment of the present invention two draws board to be assemblied in pull head base；
Figure 19 is the structural decomposition diagram of the embodiment of the present invention two spring pull head.
Specific embodiment
Below in conjunction with the accompanying drawings the specific embodiment of the present invention is described further.
Embodiment one
Referring to Fig. 1 to Figure 13, a kind of present invention spring pull head, including pull head base 1, draw board 2, connecting shaft 3 and spring 4,
Pull head base 1 includes upper panel 11, lower panel 13 and the connecting post 12 connecting upper panel 11 and lower panel 13；
Draw board 2 to be formed in one with connecting shaft 3, draw board 2 to include drawing board body 21, draw the front end of board body 21 to be provided with spring and install
Part 22 and stopping part 23, spring mountings divide 22 to be disposed adjacent with stopping part 23 about, and the front end face drawing board body 21 is
Stop vertical plane 24, the bottom drawing board body 21 front end is cambered surface；Connecting shaft 3 is fixed on the front end drawing board body 21, the length of connecting shaft 3
More than the width drawing board body 21 front end, connecting shaft 3 runs through draws the spring mountings of board body 21 front end to divide 22 and stopping part 23, and
Extend to the both sides drawing board body 21 front end；Spring mountings divide 22 to be provided with spring mounting hole 221 for arranging spring 4, spring
Installing hole 221 is arranged around connecting shaft 3, is extended with one with spring mounting hole 221 even in the tangential direction of spring mounting hole 221
Groove 222 installed by logical spring；
Upper panel 11 is provided with and draws square recessed the 1101 of board 2, under being provided with further in square recessed 1101 for setting
Sunken lower concave curved surface 1102, lower concave curved surface 1102 is matched with the bottom cambered surface drawing board body 21 front end, before lower concave curved surface 1102
End is connected with square recessed 1101 front end, and forms a boss 1103, lower concave curved surface 1102 in square recessed 1101 front end
Rear end be connected with square recessed 1101 back plan 1104；Square recessed 1101 front end forms a vertical plane with upper panel 11
1105, the both sides in direction recessed 1101 are provided with the first upper panel side 1106 and the second upper panel side positioned at upper panel 11 both sides
Face 1107；
First upper panel side 1106 is provided with two convex protuberances 1108, two protuberances 1108 and the first upper panel side
1106 are formed with one " U " type groove, and two protuberances 1108 are by forming the first connection shaft through-hole to after " U " type inside grooves riveted
1109；Second upper panel side 1107 is provided with the second connection shaft through-hole 1110, and the second connection shaft through-hole 1110 includes spring assembling
Hole 1111 and the groove 1112 connecting with spring pilot hole 1111, spring pilot hole 1111 and groove 1112 with draw board body 21 front end
Spring mounting hole 221 and spring install groove 222 match, the second upper panel side 1107 is additionally provided with notched annular
Draw-in groove 1113；
The two ends of spring 4 are provided with the first extended end 41 and the second extended end 42, and the second extended end 42 is provided with turning 421；Bullet
During the assembling of spring pull head, board 2 will be drawn with drawing the integrally formed connecting shaft 3 of board 2 to be connected shaft through-hole 1110 by " U " type groove and second
It is arranged on the upper panel 11 of pull head base 1, two protuberances 1108 on the first upper panel side 1106 pass through into " U " type groove
Portion's riveted forms the first connection shaft through-hole 1109, and then by the upper panel 11 drawing board 2 to be fixed on pull head base 1, spring 4 passes through to set
Assemble in the spring pilot hole 1111 of the second upper panel side 1107 and groove 1112, during assembling, spring 4 is by spring pilot hole
1111 entrance spring mounting holes 221, the second extended end 42 being provided with turning 421 enters spring installation groove 222 by groove 1112,
Spring 4 is installed after fixing, and spring 4 is in pressured state, and the first extended end 41 of spring 4 is stuck in annular slot 1113, and by
Annular slot 1113 props up.
A kind of present invention spring pull head, including pull head base 1, draws board 2, connecting shaft 3 and spring 4, draws board 2 and connecting shaft 3
It is formed in one, draw the front end of board body 21 to be provided with the spring mountings that are disposed adjacent of left and right and divide 22 and stopping part 23, connecting shaft 3
It is fixed on the front end drawing board body 21, run through and draw the spring mountings of board body 21 front end to divide 22 and stopping part 23, spring mountings
22 are divided to be provided with spring mounting hole 221 and the spring installation groove 222 connecting with spring mounting hole 221, pull head base 1 upper panel
11 are provided with for setting draw board 2 square recessed 1101 and the first upper panel side being located at square recessed 1101 both sides
1106 and the second upper panel side 1107, the first upper panel side 1106 and the second upper panel side 1107 are respectively equipped with first
Connect shaft through-hole 1109 and the second connection shaft through-hole 1110, the second connection shaft through-hole 1110 divides 22 spring to pacify with spring mountings
Dress hole 221 and spring are installed groove 222 and are matched；The structure of spring pull head of the present invention is brand-new design, and its structure simplifies, letter
Single, it is easy to industrialized production, and low production cost, draw board 2 and connecting shaft 3 to be formed in one structure, can be easy to draw board 2 to be assemblied in
On the upper panel 11 of pull head base 1, after drawing board 2 assembling, spring 4 is entered into by the second connection shaft through-hole 1110 before drawing board body 21
The spring mountings at end divide 22 to be assembled, and the assembly technology of spring pull head and step are simple, are easy to spring in production process and draw
The assembling of head, is effectively improved the production efficiency of spring pull head, its stabilized structure of spring pull head after the completion of assembling, using the longevity
Life is high.
Referring to Fig. 1, Fig. 2, Fig. 4 and Fig. 6, Fig. 2 is the schematic diagram after the present invention draws board 2 to be assemblied in pull head base 1, the present invention
Be assemblied in pull head base 1 draw board 2 rotational angle be about 90 °, when draw board 2 gradually rotate to Fig. 2 shown in state when, draw board
The stop vertical plane 24 of body 21 front end props up the boss 1103 of square recessed 1101 front ends, limits, with this, the rotational angle drawing board 2, subtracts
The power that few spring 4 is born, improves the service life of spring 4 and spring pull head.
Specifically, referring to Fig. 3, Fig. 6 to Figure 12, the present invention is on the lower concave curved surface 1102 on pull head base 1 upper panel 11
It is provided with locking through hole 1118, locking through hole 1118 deflection the first connection shaft through-hole 1109 is arranged, and draws board body 21 front end stopping part
23 bottom is provided with elongated insertion part 231, and elongated insertion part 231 mates setting, locking through hole 1118 and elongated insertion part 231 with locking through hole 1118
Setting can prevent from drawing board 2 to slide because external force is excessive in use；
First upper panel side 1106 and the second upper panel side 1107 extend up to upper limb to the rear end face of upper panel 11
The rear end of piece 11 or the medium position of square recessed 1101 back plan 1104, when the first upper panel side 1106 and the second upper limb
Piece side 1107 to the rear end face of upper panel 11 extend up to the medium position of square recessed 1101 back plan 1104 when, first
Upper panel side 1106 and the second upper panel side 1107 are stepped with back plan 1104, the first upper panel side 1106 He
Second upper panel side 1107 extends the spring pull head that can prevent from being provided with elongated insertion part 231 when using to the rear end face of upper panel 11
The situation that elongated insertion part 231 scrapes hand occurs；
The position that upper panel 11 rear end is partial in first upper panel side 1106 is provided with a projection 1114, raised 1114 with close
It is provided with a recess 1115 between raised 1114 protuberance 1108, in the present embodiment, recess 1115 is curved recess, curved recessed
Mouth is connected smoothly with raised 1114 with close to the protuberance 1108 of projection 1114, and the setting of recess 1115 can prevent on first
The protuberance 1108 close to projection 1114 that fin side 1106 is provided with ruptures because the power of die casting is excessive in riveted；
The outside of the first upper panel side 1106 is extended with the first platform 1116, and the outside of the second upper panel side 1107 is prolonged
Stretch and have the second platform 1117, in the present embodiment, the first platform 1116 or the second platform 1117 are curved platform, the first platform
1116 are connected shaft through-hole 1109 with first matches, and the second platform 1117 is connected shaft through-hole 1110 with second and matches；
The lower end that second upper panel side 1107 is provided with annular slot 1113 is provided with a draw-in groove platform 1119, draw-in groove platform
1119 side props up the bottom of spring 4 first extended end 41, and the setting of draw-in groove platform 1119 can prevent spring pull head from using
During spring 4 occur elastic deformation or because spring 4 rotation so that spring 4 is ejected or lost its bounce；
Lower panel 13 upper surface is located at the lower panel being respectively provided on two sides with to lower panel 13 lower surface depression of connecting post 12
Depression platform 131, it is upper to upper panel 11 upper surface depression that upper panel 11 lower surface is located at being respectively provided on two sides with of connecting post 12
Fin is recessed platform 1120, and the setting of depression platform can improve the slide fastener drawing or suitable when pulling open in use of spring pull head
Smooth degree；
Referring to Fig. 3, Fig. 4 and Fig. 5, in the present embodiment, draw board body 21 near the side of the first connection shaft through-hole 1109 side
Face is provided with evagination platform 211 in connecting shaft 3 position, and evagination platform 211 draws board 2 length direction to arrange on the two ends of connecting shaft 3 edge,
The setting of evagination platform 211 is avoided that spring pull head draws board 2 to draw board 2 and pull head base 1 upper panel when rotating in use
11 the first upper panel side 1106 direct friction, thus lead to rotation not smooth；
Referring to Fig. 3, Fig. 4 and Fig. 5, draw board body 21 to be provided with least one and draw board through hole 212, be more than when drawing board through hole 212
When one, draw board through hole 212 along drawing board 2 length direction rule setting, in the present embodiment, draw board through hole 212 to be square, draw board
Through hole 212 deflection draws the rear end of board body 21 to arrange, and draws the setting of board through hole 212 can improve steady after drawing board shell (not shown) to install
Solidity；
Referring to Fig. 1, Fig. 3, Fig. 4, Fig. 5, Fig. 6 and Figure 13, in the present embodiment, the depth of spring mounting hole 221 is spring 4
The 1/2 to 2/3 of length, the setting of the depth of spring mounting hole 221 and spring 4 length ratio combine spring mounting hole 221, the
The spring pilot hole 1111 of two upper panel sides 1107 and the structure of spring 4, to guarantee the of spring 4 after the assembling of spring pull head
One extended end 41 is stuck in the annular slot 1113 of the second upper panel side 1107, and after the assembling of spring pull head spring 4 firm
Property.
Referring to Fig. 1, Fig. 3, Fig. 4 and Fig. 5, in the present invention, the two ends of connecting shaft 3 are in circular platform type, and the two ends of connecting shaft 3 set
It is set to circular platform type and can be easy to draw the installation and removal of board 2, reduce the pivoting friction of spring pull head connecting shaft 3 in use,
And then improve the service life drawing board 2 and spring pull head；
The length of connecting shaft 3 is draw board body 21 nose width 1.8～2.3 times, connecting shaft 3 length with draw board body 21 front end
Width ratio be set to connecting shaft 3 with respect to 2, the suitable length of pull head base 1 of drawing board, can ensure that and draw board 2 preferably to arrange
On pull head base 1, it is easy to the assembling of spring pull head.
Embodiment two
Referring to Figure 14 to Figure 19, the present embodiment is with the difference of embodiment one：The front end drawing board body 21 is provided with spring peace
Dress part 22 and stopping part 23, spring mountings divide 22 to be disposed adjacent with stopping part 23 about, the front end of stopping part 23
Face is stop vertical plane 24, and the bottom of stopping part 23 is cambered surface, and spring mountings divide 22 front end face and bottom is communicated with
Breach；Connecting shaft 3 is fixed on the front end drawing board body 21, and the length of connecting shaft 3 is more than the width drawing board body 21 front end, connecting shaft 3
Run through draw the spring mountings of board body 21 front end divide 22 and stopping part 23 be partial to stopping part 23 front end face setting, and to
The both sides drawing board body 21 front end extend；Spring mountings divide 22 to be provided with notched spring mounting hole 221, notched spring peace
Dress hole 221 is arranged around connecting shaft 3, spring mountings divide 22 bottom to draw board body 21 be extended with one with notched spring peace
Fill the spring installation groove 222 that hole 221 is tangent and connects；
The structure drawing board 2 in the present embodiment is applied to small size spring pull head, and this draws the structure of board 2 can reduce small size spring
The relative altitude of pull head, is adjusted to the ratio of small size spring pull head, makes the ratio of small size spring pull head more reasonable, with this
Improve the practicality of small size spring pull head.
The announcement of book and teaching according to the above description, those skilled in the art in the invention can also be to above-mentioned embodiment party
Formula is changed and is changed.Therefore, the invention is not limited in specific embodiment disclosed and described above, to invention
In the scope of the claims that a little modifications and changes should also be as fall into the present invention.Although additionally, employing in this specification
Some specific terms, but these terms are merely for convenience of description, do not constitute any restriction to the present invention.
Claims (19)
1. a kind of spring pull head, including pull head base, draws board, connecting shaft and spring, described pull head base includes upper panel, bottom wing
Piece and the connecting post that connects upper panel and lower panel it is characterised in that
Described draw board to be formed in one with connecting shaft, draw board to include drawing board body, draw the front end of board body be provided with spring mountings divide and
Stopping part, spring mountings divide and are disposed adjacent with about stopping part, and the front end face drawing board body is stop vertical plane, before drawing board body
The bottom at end is cambered surface；Connecting shaft is fixed on the front end drawing board body, and the length of connecting shaft is more than the width drawing board body front end, connects
Axle runs through and draws the spring mountings of board body front end to divide and stopping part, and extends to the both sides drawing board body front end；Spring mountings
It is arranged with the spring mounting hole for arranging spring, spring mounting hole is arranged around connecting shaft, in the tangent line side of spring mounting hole
Upwardly extend a spring connecting with spring mounting hole and groove is installed；
Described upper panel is provided with and draws the square recessed of board for setting, square recessed in be provided with the lower concave curved sinking further
Face, lower concave curved surface is matched with the bottom cambered surface drawing board body front end, and the front end of lower concave curved surface is connected with square recessed front end, and
Form a boss in square recessed front end, the rear end of lower concave curved surface is connected with square recessed back plan；Square recessed
Front end forms a vertical plane with upper panel, and the recessed both sides in direction are provided with the first upper panel side and second positioned at upper panel both sides
Upper panel side；
First upper panel side is provided with two convex protuberances, and it is recessed that two protuberances and the first upper panel side are formed with one " U " type
Groove, two protuberances are by forming the first connection shaft through-hole to after " U " type inside grooves riveted；Second upper panel side is provided with second even
Spindle through hole, the second connection shaft through-hole includes spring pilot hole and groove connect with spring pilot hole, spring pilot hole and leading to
Groove is installed groove with the spring mounting hole drawing board body front end and spring and is matched, and the second upper panel side is additionally provided with notched
Annular slot；
The two ends of described spring are provided with the first extended end and the second extended end, and the second extended end is provided with turning；Spring pull head assembles
When, board will be drawn to be arranged at pull head base with drawing the integrally formed connecting shaft of board to be connected shaft through-hole by " U " type groove and second
On upper panel, two protuberances on the first upper panel side pass through to form the first connection shaft through-hole to " U " type inside grooves riveted, enter
And by the upper panel drawing board to be fixed on pull head base, spring passes through spring pilot hole and groove dress located at the second upper panel side
Join, during assembling, spring enters spring mounting hole by spring pilot hole, the second extended end being provided with turning enters spring peace by groove
Dress groove, spring is installed after fixing, and spring is in pressured state, and the first extended end of spring is stuck in annular slot, and by ring
Shape draw-in groove props up.
2. a kind of spring pull head, including pull head base, draws board, connecting shaft and spring, described pull head base includes upper panel, bottom wing
Piece and the connecting post that connects upper panel and lower panel it is characterised in that
Described draw board to be formed in one with connecting shaft, draw board to include drawing board body, draw the front end of board body be provided with spring mountings divide and
Stopping part, spring mountings divide and are disposed adjacent with about stopping part, and the front end face of stopping part is stop vertical plane, retainer
The bottom divided is cambered surface, the breach that the front end face that spring mountings divide and bottom are communicated with；Connecting shaft is fixed on draws board body
Front end, the length of connecting shaft is more than the width drawing board body front end, and connecting shaft runs through draws the spring mountings of board body front end to divide and stop
The dynamic front end face setting being partially deflected in stopping part, and extend to the both sides drawing board body front end；Spring mountings are arranged with band
The spring mounting hole of breach, notched spring mounting hole is arranged around connecting shaft, and the bottom that spring mountings divide is to drawing board body
It is extended with a spring that is tangent with notched spring mounting hole and connecting and groove is installed；
Described upper panel is provided with and draws the square recessed of board for setting, square recessed in be provided with the lower concave curved sinking further
Face, lower concave curved surface is matched with the bottom cambered surface drawing board body front end stopping part, the front end of lower concave curved surface with square recessed before
End connects, and forms a boss in square recessed front end, and the rear end of lower concave curved surface is connected with square recessed back plan；Side
The recessed front end of shape forms a vertical plane with upper panel, and the recessed both sides in direction are provided with the first upper panel side positioned at upper panel both sides
Face and the second upper panel side；
First upper panel side is provided with two convex protuberances, and it is recessed that two protuberances and the first upper panel side are formed with one " U " type
Groove, two protuberances are by forming the first connection shaft through-hole to after " U " type inside grooves riveted；Second upper panel side is provided with second even
Spindle through hole, the second connection shaft through-hole includes spring pilot hole and groove connect with spring pilot hole, spring pilot hole and leading to
Groove is installed groove with the spring mounting hole drawing board body front end and spring and is matched, and the second upper panel side is additionally provided with notched
Annular slot；
The two ends of described spring are provided with the first extended end and the second extended end, and the second extended end is provided with turning；Spring pull head assembles
When, board will be drawn to be arranged at pull head base with drawing the integrally formed connecting shaft of board to be connected shaft through-hole by " U " type groove and second
On upper panel, two protuberances on the first upper panel side pass through to form the first connection shaft through-hole to " U " type inside grooves riveted, enter
And by the upper panel drawing board to be fixed on pull head base, spring passes through spring pilot hole and groove dress located at the second upper panel side
Join, during assembling, spring enters spring mounting hole by spring pilot hole, the second extended end being provided with turning enters spring peace by groove
Dress groove, spring is installed after fixing, and spring is in pressured state, and the first extended end of spring is stuck in annular slot, and by ring
Shape draw-in groove props up.
3. spring pull head according to claim 1 and 2 is it is characterised in that the first upper panel side and the second upper panel side
Rear end face towards upper panel extends up to the rear end of upper panel.
4. spring pull head according to claim 1 and 2 is it is characterised in that the first upper panel side and the second upper panel side
Rear end face towards upper panel extends up to the medium position of square recessed back plan, and stepped with back plan.
5. spring pull head according to claim 1 and 2 is it is characterised in that upper panel rear end is partial in the first upper panel side
Position be provided with one raised, raised and be provided with a recess close between raised protuberance.
6. spring pull head according to claim 5 is it is characterised in that described recess is curved recess.
7. spring pull head according to claim 6 it is characterised in that curved recess with raised and close to raised protuberance
It is connected smoothly.
8. spring pull head according to claim 1 and 2 is it is characterised in that the outside of the first upper panel side is extended with
One platform, the outside of the second upper panel side is extended with the second platform.
9. spring pull head according to claim 8 is it is characterised in that described first platform or the second platform are curved flat
Platform, the first platform is connected shaft through-hole with first and matches, and the second platform is connected shaft through-hole with second and matches.
10. spring pull head according to claim 1 and 2, it is characterised in that lower concave curved surface is provided with locking through hole, locks
Through hole deflection first connects shaft through-hole setting, and the bottom of stopping part is provided with elongated insertion part, and elongated insertion part mates setting with locking through hole.
11. spring pull heads according to claim 1 and 2 it is characterised in that the lower end of annular slot be provided with one draw-in groove put down
Platform, the side of draw-in groove platform props up the bottom of spring first extended end.
12. spring pull heads according to claim 1 and 2 are it is characterised in that described lower panel upper surface is located at connecting post
It is respectively provided on two sides with the lower panel depression platform to lower panel lower surface depression.
13. spring pull heads according to claim 1 and 2 are it is characterised in that described upper panel lower surface is located at connecting post
It is respectively provided on two sides with the upper panel depression platform to upper panel upper surface depression.
14. spring pull heads according to claim 1 and 2 are it is characterised in that draw board body near the first connection shaft through-hole side
Side connect shaft position be provided with evagination platform, evagination platform the two ends of connecting shaft along draw board length direction arrange.
15. spring pull heads according to claim 1 and 2 draw board to lead to it is characterised in that drawing and being provided with least one with board
Hole, when drawing board through hole more than one, draws board through hole edge to draw board length direction rule setting.
16. spring pull heads according to claim 15 are it is characterised in that draw board through hole deflection to draw the rear end of board body to arrange.
17. spring pull heads according to claim 1 and 2 are it is characterised in that the two ends of connecting shaft are in circular platform type.
18. spring pull heads according to claim 1 and 2 are it is characterised in that the length of connecting shaft is to draw board body nose width
1.8～2.3 times.
19. spring pull heads according to claim 1 and 2 are it is characterised in that the depth of spring mounting hole is its length
1/2 to 2/3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611034194.2A CN106388143B (en) | 2016-11-14 | 2016-11-14 | Spring pull head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611034194.2A CN106388143B (en) | 2016-11-14 | 2016-11-14 | Spring pull head |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106388143A true CN106388143A (en) | 2017-02-15 |
| CN106388143B CN106388143B (en) | 2023-03-24 |
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ID=58081694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611034194.2A Active CN106388143B (en) | 2016-11-14 | 2016-11-14 | Spring pull head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106388143B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018086134A1 (en) * | 2016-11-14 | 2018-05-17 | 理想（广东）拉链实业有限公司 | Spring zipper head |
| CN108354278A (en) * | 2018-05-14 | 2018-08-03 | 浙江伟星实业发展股份有限公司 | A kind of slider of zipper fastener |
| CN113830228A (en) * | 2021-08-24 | 2021-12-24 | 山东北溟科技有限公司 | Built-in self-locking pressure control anchor |
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| JPH0810015A (en) * | 1994-06-30 | 1996-01-16 | Ykk Kk | Slider with automatic stopping mechanism for zipper |
| US20020152591A1 (en) * | 2001-04-23 | 2002-10-24 | Ykk Corporation | Slider for slide fastener with locking device |
| WO2013157141A1 (en) * | 2012-04-20 | 2013-10-24 | Ykk株式会社 | Fastener slider and slide fastener |
| CN103735002A (en) * | 2014-01-24 | 2014-04-23 | 泉州市鲤城区展鸿自动化设备有限公司 | Self-locking-type pull head with improved structure |
| CN105747398A (en) * | 2016-04-15 | 2016-07-13 | 理想（广东）拉链实业有限公司 | Novel elastic piece slider |
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2016
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0810015A (en) * | 1994-06-30 | 1996-01-16 | Ykk Kk | Slider with automatic stopping mechanism for zipper |
| US20020152591A1 (en) * | 2001-04-23 | 2002-10-24 | Ykk Corporation | Slider for slide fastener with locking device |
| WO2013157141A1 (en) * | 2012-04-20 | 2013-10-24 | Ykk株式会社 | Fastener slider and slide fastener |
| CN103735002A (en) * | 2014-01-24 | 2014-04-23 | 泉州市鲤城区展鸿自动化设备有限公司 | Self-locking-type pull head with improved structure |
| CN105747398A (en) * | 2016-04-15 | 2016-07-13 | 理想（广东）拉链实业有限公司 | Novel elastic piece slider |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018086134A1 (en) * | 2016-11-14 | 2018-05-17 | 理想（广东）拉链实业有限公司 | Spring zipper head |
| CN108354278A (en) * | 2018-05-14 | 2018-08-03 | 浙江伟星实业发展股份有限公司 | A kind of slider of zipper fastener |
| CN108354278B (en) * | 2018-05-14 | 2024-04-02 | 浙江伟星实业发展股份有限公司 | Zipper head |
| CN113830228A (en) * | 2021-08-24 | 2021-12-24 | 山东北溟科技有限公司 | Built-in self-locking pressure control anchor |
| CN113830228B (en) * | 2021-08-24 | 2022-11-25 | 山东北溟科技有限公司 | Built-in self-locking pressure control anchor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106388143B (en) | 2023-03-24 |
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