CN207437557U - A kind of locking location structure of resilient sleeve tubular type - Google Patents

Abstract

The utility model discloses a kind of locking location structures of resilient sleeve tubular type, and the outer surface of the fastener is set under the effect of high resiliency package power, forms a nonrigid connector including fastener and the special-shaped casing of at least one elasticity, the abnormal shape casing.Realize that the fine tuning in screw locating slot direction is consistent using high resiliency clamping force simultaneously.By the technical solution for implementing the utility model embodiment, the locking of tiny component can be carried out using high resiliency abnormal shape casing, realize the conventional fastener inaccessiable lasting anti-loosing effect of institute and the neat rule in screw locating slot direction, the use of chemical glue is avoided simultaneously, and allow to support that dismounting is repeated several times, in the junction of tiny component more stablize is fixedly connected, and this structure can also be applied to the more areas in addition to horological industry.

Description

A kind of locking location structure of resilient sleeve tubular type

Technical field

The utility model is related to mechanical structure fields, prevent chemical glue in particular to one kind, lasting anti-pinidine Position repeats the resilient sleeve tubular type anti-loose structure of dismounting.

Background technology

At present, there are three types of common anti-loose structures, it is respectively：Rubbing, locking, machinery is locking and permanent locking.Wherein, machine Tool is locking locking referred to as detachable locking with friction, and permanent locking referred to as non-dismountable locking.Common permanent locking mode Have：Spot welding, riveting, bonding etc..This method will destroy fastener mostly in dismounting, can not reuse, and common friction is anti- Song You：Utilize gasket, self-locking nut and double nut etc..Common machinery is locking to be had：Utilize split pin, locked spacer and string steel wire Rope etc..More than anti-loose structure can more or less face problems with：Anti-loosing effect it is bad, it is necessary to chemical glue auxiliary it is locking, and Anti-loosening property can be influenced in high temperature environments, it is impossible to repeat to dismount multiple, the locking easy aging of device.

Now, it is also a kind of to make pipe using C to reach the fastener constructions of anti-loosing effect, but C makes the difficulty of processing of pipe Bigger, technological requirement is higher, and the anti-loosing effect of realization is also irregular.

The content of the invention

The utility model is based on the above problem, it is proposed that a kind of connection is more firm, more stable lasting locking of performance Location structure.To achieve the above object, the utility model first aspect embodiment provides a kind of locking positioning of resilient sleeve tubular type Structure, including fastener and at least one spring-backed quill, the spring-backed quill is set in described under the effect of high resiliency package power The outer surface of fastener, the spring-backed quill are closed expandable shape tube for high resiliency.

One embodiment according to the present utility model, the spring-backed quill are divided into first end, middle part along its length And second end, this three parts gentle transition connection, and the cross section of three parts at least one for it is oval, quincunx, Polygon, abnormity.

One embodiment according to the present utility model, when the spring-backed quill is set in the outer surface of the fastener, The internal diameter of the fastener is less than the internal diameter of the spring-backed quill, the cross section of the spring-backed quill according to expansion rate size, Standard circular or approximate circle is supportted into, the fastener keeps not loose under the high resiliency package power effect of the spring-backed quill It is de-.

One embodiment according to the present utility model, the locking location structure includes at least two spring-backed quills, described At least two spring-backed quill parallel sleeves are arranged on the outer surface of the fastener.

One embodiment according to the present utility model, the locking location structure of resilient sleeve tubular type include at least two elasticity Casing, at least two spring-backed quills superposition are arranged, and the spring-backed quill of innermost layer is sheathed on the outer surface of the fastener.

One embodiment according to the present utility model, the fastener include screw rod and bolt, when the screw rod with it is described When being bolted, the spring-backed quill is sheathed on the outer surface of the screw rod and bolt, forms an elastic construction, screw rod and spiral shell The screw locating slot direction of bolt is adjusted, when the external screw thread on bolt is not locked to the bottom of screw rod internal thread completely, tightly Firmware will not loosen automatically, unless by tool ejector, it is locking that this locking location structure need not reuse chemical glue.

One embodiment according to the present utility model, the screw rod include head and extension tube, and the head is prolonged with described Long tube is fixedly connected, and the one end of the extension tube away from the head sets internal thread, and the bolt is set and the internal thread Corresponding external screw thread.

One embodiment according to the present utility model, the spring-backed quill include the first end and second end that are oppositely arranged, When the spring-backed quill is set on the screw rod, for the first end close to the head, the extension tube internal thread is most right End and the distance of the spring-backed quill second end are less than the externally threaded length.

Correspondingly, one embodiment according to the present utility model, the locking location structure of resilient sleeve tubular type, the fastening Part is PIN needle, and the spring-backed quill is set in the connectors, and the spring-backed quill is sheathed on the outer surface of PIN needle, spring-backed quill It is arbitrarily positioned in PIN needle.

In addition, the locking location structure of resilient sleeve tubular type is applied in watchband structure, the watchband includes above-mentioned The locking location structure of resilient sleeve tubular type described in meaning one.

It is described by the way that spring-backed quill is set according to the locking location structure of resilient sleeve tubular type of the utility model embodiment The outer surface of fastener carries out locking positioning using the elastic package power of spring-backed quill to fastener, and spring-backed quill is high resiliency Expandable shape tube is closed, fastener can also be arranged using the superposition of multiple spring-backed quills or multiple spring-backed quills are parallel It is arranged, fastening effect is more preferable.By implementing the technical solution of the utility model embodiment, high resiliency abnormal shape casing can be utilized Permanent expansion contractility carries out the locking of tiny component, realize the inaccessiable lasting anti-loosing effect of conventional fastener institute and The neat rule in screw locating slot direction, while the use of chemical glue is avoided, it can still reach traditional anti-loose structure and reach not The lasting anti-loosing effect arrived, and allow to support that dismounting is repeated several times, in the junction of tiny component more stablize consolidates Fixed connection, this structure can also be applied to the more areas in addition to horological industry.Spring-backed quill be not easy it is affected by environment, no It is easy to aging.

Description of the drawings

It in order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, it can also be obtained according to these attached drawings other attached drawings.

Fig. 1 is the structure diagram for the locking location structure that the utility model first embodiment provides；

Fig. 2 is the schematic diagram of the shape tube provided in the utility model embodiment；

Fig. 3 is another shape tube schematic diagram provided in the utility model embodiment；

Fig. 4 is the structure diagram for the watchband that the utility model second embodiment provides；

Fig. 5 is the assembling section of locking location structure in the utility model embodiment；

Fig. 6 is the structure diagram for the connector that the utility model 3rd embodiment provides.

Specific embodiment

In order to be more clearly understood that the above-mentioned purpose of the utility model, feature and advantage, below in conjunction with the accompanying drawings and have Body embodiment is further described in detail the utility model, it is necessary to which explanation is, in the case where there is no conflict, originally Feature in the embodiment and embodiment of utility model can be mutually combined.

Many details are elaborated in the following description in order to fully understand the utility model, still, this practicality It is new to be implemented using other different from mode described here, based on the embodiment in the utility model, this field Those of ordinary skill's all other embodiments obtained without creative efforts, belong to the utility model The scope of protection.Therefore, the scope of protection of the utility model and from the limitation of following public specific embodiment.

The locking location structure for describing to provide in the embodiment of the utility model referring to Fig. 1 to Fig. 3.

Fig. 1 is refer to, is a kind of locking location structure of resilient sleeve tubular type that the utility model first embodiment provides, In, the locking location structure 100 of resilient sleeve tubular type includes：Fastener 110 and at least one spring-backed quill 120, the elasticity Casing 120 is set in the outer surface of the fastener 110, and the spring-backed quill 120 is closed inflatable profiled piece for high resiliency, long It spends for required random length.Fastener 110 includes the screw rod 111 being connected through a screw thread and nut 112, screw rod 111 are equipped with External screw thread and nut 112 are equipped with internal thread, and screw rod 111 and 112 head of nut are equipped with screw locating slot.

In the present embodiment, the spring-backed quill 120 is closed expandable casing namely casing side along its length for high resiliency To at least part of for non-round tube.In the present embodiment, the spring-backed quill 120 be divided into along its length first end 121, Middle part 123 and second end 122, the first end 121 are oppositely arranged with the second end 122, and the middle part 123 connects The first end 121 and second end 122.

The schematic diagram that high resiliency as shown in Figure 2 is closed expandable casing is refer to, is the front view A-A of casing, Side view B-B, top view C-C, according to Fig. 2 schematic diagrames, the horizontal stroke of the first end 121, second end 122 and middle part 123 Section is oval pipe and long axis is more than minor axis length, the middle part 123 and the first end 121 and second end 122 It is gentle transition connection.In the present embodiment, the middle part 123 is integrated into the first end 121 and second end 122 Type.

The schematic diagram that high resiliency as shown in Figure 3 is closed expandable casing is refer to, is another in the present embodiment Shape tube schematic diagram is respectively A to side view and B to side view according to Fig. 3 schematic diagrames, the first end 121 and the The cross section at two ends 122 is round tube and diameter is identical, and the cross section of middle part 123 is oval pipe, the middle part 123 The length of long axis is more than the diameter of the first end 121, and the middle part 123 is with the first end 121 and second end 122 Gentle transition connects.In the present embodiment, the middle part 123 is integrally formed with the first end 121 and second end 122.A To schematic diagram, it can be seen that the length of 123 long axis of middle part is more than the diameter of first end 121, and B is to sectional view, it can be seen that in Between portion 123 cross section for ellipse.When it arranges in pairs or groups with fastener, middle part 123 is strutted by the fastener 110, and Become round tube and either approximate circle oval pipe or be intended to round tube.Distracted spring-backed quill 120 at this time Middle part 123 can tightly fix fastener 110 using high resiliency package power.

In the present embodiment, when the spring-backed quill 120 is set in the outer surface of the fastener 110, entire elasticity Casing 120 becomes round tube and either approximate circle oval pipe or is intended to the shape tube of round tube, i.e., described First end 121 and second end 122 are strutted with middle part 123 by the fastener 110, and become round tube or approximation Circular oval pipe or the shape tube for being intended to round tube.According to required spring-backed quill 120 to be achieved to fastener Elastic package power is of different sizes caused by 110, can make spring-backed quill 120 present it is different degrees of strut, it is also therefore whole A spring-backed quill can become standard circular pipe and either approximate circle oval pipe or be intended to the shape tube of round tube.This When distracted spring-backed quill 120 can tightly fix fastener 110 using high resiliency package power, so as to prevent fastener 110 loosening, and screw rod 111 and 112 screw locating slot direction of nut can be finely tuned by instrument to consistent, realization fastener 110 positioning function.In the present embodiment, the optional stainless steel of the material of spring-backed quill 120, copper, noble metal, alloy, plastic cement, silicon The elastic materials such as glue, elastic material may be such that spring-backed quill 120 is suitable for the fastener 110 of more sizes.

In the present embodiment, fastener can be the parts of threaded connection, such as screw and screw ear bar, can also be The parts of plug-in unit, such as PIN needle and jack, the utility model embodiment are not construed as limiting.

In a further embodiment, the first end of the spring-backed quill, second end and middle part can be oval pipe, plum The variously-shaped casing such as flower tube, polygonal tube, special pipe, as long as the part of spring-backed quill along its length is not rounded Shape pipe；And the shape of three parts can be optionally combined, for example first end is oval pipe, and second end is round tube, Middle part is oval pipe or entire spring-backed quill is that oval pipe, quincunx pipe, polygonal tube, special pipe etc. are various The casing of shape, the utility model embodiment are not construed as limiting.

Preferably, in a further embodiment, locking location structure includes two spring-backed quills, is respectively the first resilient sleeve Pipe and the second spring-backed quill, the second spring-backed quill are sheathed on the outer tube wall of the first spring-backed quill, and the first spring-backed quill is sheathed on tightly The outer surface of firmware.It is arranged by the way that two spring-backed quills is set to be overlapped mutually, further enhances locking locating effect.Also may be used Two spring-backed quills are parallel is arranged to carry out, in addition, spring-backed quill or multiple, the utility model embodiment is to specifically counting Mesh is not construed as limiting.

In the present embodiment, the screw rod 111 and 112 head of nut set locating slot.In the present embodiment, the locating slot It is interior hexagonal, in other embodiments, the locating slot can also be linear type, cross, polygon, quincunx etc., this Utility model embodiment is not construed as limiting.

In the present embodiment, because the permanent expansion contractility of elastic tube, this locking location structure allows to utilize instrument weight It dismounts again thousands of times, fastener 110 will not loosen, and be not required chemical glue locking to aid in, it is locking can still to reach tradition The lasting anti-loosing effect that structure is not achieved, and the external screw thread on screw rod 111 is not locked to 112 internal thread of nut completely Bottom when, fastener 110 will not still loosen automatically, except non-artificial by tool ejector.

According to the locking location structure 100 of the resilient sleeve tubular type of the utility model embodiment, including fastener 110 and at least one A spring-backed quill 120, the spring-backed quill 120 are set in the outer surface of the fastener 110, form a nonrigid connector. Spring-backed quill 120 is closed inflatable for high resiliency, and length is required random length.In the present embodiment, the resilient sleeve Pipe 120 be special-shaped casing namely casing it is at least part of along its length be non-round tube.In the present embodiment, when described When spring-backed quill 120 is set in the outer surface of the fastener 110, a nonrigid connector is formed.According to required to be achieved Spring-backed quill 120 is of different sizes to elastic package power caused by fastener 110, can make spring-backed quill 120 that difference be presented Degree struts, and entire spring-backed quill 120 becomes round tube, i.e., described first end 121, second end 122 and middle part 123 It is strutted by the fastener 110, and becomes round tube and either approximate circle oval pipe or be intended to round tube Shape tube.Distracted spring-backed quill 120 can utilize elastic package power tightly to fix fastener 110 at this time, so as to It prevents the loosening of fastener 110, and screw rod 111 and 112 screw locating slot direction of nut can be finely tuned by instrument to consistent. By implementing the technical solution of the present embodiment, can be carried out using the permanent expansion contractility of high resiliency abnormal shape casing 120 thin Widget it is locking, realize that the conventional fastener inaccessiable lasting anti-loosing effect of institute and screw locating slot direction are neatly advised Rule, while the use of chemical glue is avoided, it can still reach the lasting anti-loosing effect that traditional anti-loose structure is not achieved, and Allow to support that dismounting is repeated several times, in the junction of tiny component more stablize is fixedly connected, and this structure can also It is applied to the more areas in addition to horological industry.Spring-backed quill be not easy it is affected by environment, it is non-aging.

Fig. 4 is refer to, for a kind of watchband 200 that the utility model second embodiment provides, the watchband 200 includes locking Location structure 220 and the band grain component 210 connected using locking location structure.Wherein, the locking location structure 220 includes： Fastener 221 and at least one spring-backed quill 222, the spring-backed quill 222 are set in the outer surface of the fastener 221, shape Into a nonrigid connector, spring-backed quill 222 is closed expandable shape tube for high resiliency, and length is required arbitrarily long Degree.

In the present embodiment, the spring-backed quill 222 is closed inflatable special-shaped casing namely casing along its length for high resiliency At least part of direction is non-round tube.In the present embodiment, the spring-backed quill 222 is divided into first end along its length 2221st, middle part 2223 and second end 2222, the first end 2221 are oppositely arranged with the second end 2222, the centre Portion connects the first end 2221 and second end 2222.In the present embodiment, the first end 2221, second end 2222 and middle part 2223 cross section is that oval pipe and long axis are more than minor axis length, the middle part 2223 and the first end 2221 and Second end 2222 is gentle transition connection.In the present embodiment, the middle part 2223 and the first end 2221 and second End 2222 is integrally formed.

Please with reference to Fig. 5, Fig. 5 is the assembling section of the locking location structure of resilient sleeve tubular type, in the present embodiment, is prevented Pinidine bit architecture includes fastener 221 and spring-backed quill 222, fastener 221 include the screw rod 2211 that is connected through a screw thread and Bolt 2212, screw rod 2211 include head 2213 and extension tube 2214, and head 2213 is fixedly connected with extension tube 2214, this implementation In example, head 2213 is welded with extension tube 2214.The one end of extension tube 2214 away from head 2213 sets internal thread, bolt 2212 It sets and the corresponding external screw thread of internal thread.When spring-backed quill 222 is set on screw rod 2211, first end 2221 is close to head 2213, the distance of 2214 internal thread right end of extension tube and 222 second end 2222 of spring-backed quill is denoted as S1, by externally threaded length Degree is denoted as S2, and in the present embodiment, S1 is less than S2.The principle so designed is, when bolt 2212 will connect corresponding interior spiral shell During pit, bolt 2212 is inserted into spring-backed quill 222, then the external screw thread of bolt 2212 can directly contact corresponding interior spiral shell Line need not click bolt 2212 to the direction of screw rod 2211 again, and external screw thread can just touch internal thread.In the prior art In, general S1 is more than S2, needs first to click the direction of bolt 2212 toward spring-backed quill 222 at this time, external screw thread could contact To internal thread, if firmly inaccurate when pressing, it is easy to misplace when internal thread is caused to be contacted with external screw thread, because resilient sleeve Pipe is very thin, then when by 2212 screwin of bolt, be easy to cause deformed threads damage namely the rotten tooth being commonly called as or collapse tooth.

In the present embodiment, 2214 left side of extension tube sets relief portion 2215, and the relief portion 2215 is extension tube 2214 One end adjacent with internal thread, the internal diameter of relief portion 2215 are more than the outer diameter of internal thread.The purpose so designed is, in bolt 2212 when will connect corresponding internal thread hole, and bolt 2212 is inserted into spring-backed quill 222, and the external screw thread of bolt 2212 is twisted Enter internal thread, after being all screwed into, the front end of bolt 2212 can enter relief portion 2215, and the internal diameter of relief portion 2215 is more than at this time The outer diameter of internal thread, then the front end of bolt 2212 can be smoothly placed in relief portion 2215, if relief portion 2215 Internal diameter is smaller, then the external screw thread of bolt 2212 cannot all be screwed into internal thread.

In the present embodiment, the screw rod 2211 sets the first locating slot 2211a, and the bolt 2212 sets the second locating slot 2212a.In the present embodiment, first locating slot and the second locating slot are linear type, in other embodiments, described A positioning groove and the second locating slot can also be cross, polygon, quincunx etc., and the utility model embodiment is not construed as limiting.

In the present embodiment, because the permanent expansion contractility of elastic tube, the locking location structure of this resilient sleeve tubular type allows It repeats to dismount thousands of times using instrument, fastener 221 will not loosen, and the auxiliary of chemical glue is not required, can still reach biography The lasting anti-loosing effect that system anti-loose structure is not achieved, and the external screw thread on bolt 2212 is not locked to screw rod completely During the bottom of 2211 internal threads, fastener 221 will not still loosen automatically, except non-artificial by tool ejector.

In the present embodiment, band grain component 210 includes first band grain 211, the second band grain 212, the 3rd band grain 213 and the 4th Band grain 214.Wherein, first band grain 211 is provided with counterbore 2111 and through hole 2112, and the second band grain 212 is provided with 2121 He of counterbore Through hole 2122, the 3rd band grain 213 are provided with through hole 2131, and the 4th band grain 214 is provided with through hole 2134.

In the present embodiment, screw rod 2211 and 2111 clearance fit of counterbore and spring-backed quill 222 of first band grain 211 are close Cooperation；The first end 2221 of spring-backed quill 222 is interference fitted with the through hole 2112 of first band grain 211, second end 2222 and second Through hole 2122 with grain 212 is fitted close, through hole 2131, fourth of the middle part 2223 and the 3rd with grain 213 of spring-backed quill 222 2134 clearance fit of through hole with grain 214；Counterbore 2121 clearance fit of the bolt 2212 and second with grain 212, with spring-backed quill 222 inner tubal wall is fitted close；The male thread portion of bolt 2212 screws in the internal thread of screw rod 2211.

During specific assembling, screw rod 2211 is pressed into spring-backed quill 222 and is fitted close, penetrate first band grain 211, the successively 214 and second band grain 212 of the 213, the 4th band grain of three band grains, 2111 clearance fit of counterbore of screw rod 2211 and first band grain 211, bullet Property casing 222 and the through hole 2112 of first band grain 211 be interference fitted, and the 3rd band band 214 clearance fit of grain of grain the 213, the 4th, with Second through hole 2122 with grain 212 is tight fit.Bolt 2212 from the second through hole 2122 with grain 212 is penetrated and is pressed into bullet The endoporus of property casing 222 is simultaneously fitted close therewith, at this point, being produced according to required spring-backed quill 222 to be achieved to fastener 221 Raw elastic package power it is of different sizes, can make spring-backed quill 222 present it is different degrees of strut, entire spring-backed quill 222 Become round tube and either approximate circle oval pipe or be intended to the shape tube of round tube, i.e., described first end 2221st, second end 2222 is strutted with middle part 2223 by screw rod 2211 and bolt 2212, and becomes round tube or approximation Circular oval pipe or the shape tube for being intended to round tube.The internal diameter of the bolt 2212 is slightly less than entire elasticity at this time The internal diameter of casing 222, distracted spring-backed quill 222 can utilize elastic package power tightly to fix bolt 2212, bolt 2212 With the second 2122 clearance fit of through hole with grain 212, the thread of bolt 2212 is screwed into the internal thread of screw rod 2211 and is led to therewith Screw-threaded coupling is crossed, the direction of 2,212 second locating slot 2212a of fine tuning 2,211 first locating slot 2211a of screw rod and bolt makes the two Screw locating slot direction is parallel, is finally completed assembling of the locking location structure 220 on watchband 200.

In the present embodiment, the bullets such as the optional stainless steel of the material of spring-backed quill 222, noble metal, copper, alloy, plastic cement, silica gel Property material, elastic material may be such that spring-backed quill 222 be suitable for more sizes fastener.

In the present embodiment, fastener can also be the other component of threaded connection, such as screw and screw ear bar, also may be used Think that the parts of plug-in unit, such as PIN needle and jack, the utility model embodiment are not construed as limiting.

In a further embodiment, the first end of the spring-backed quill, second end and middle part can be oval pipe, plum The variously-shaped casing such as flower tube, polygonal tube, special pipe, as long as the part of spring-backed quill along its length is not rounded Shape pipe；And the shape of three parts can be optionally combined, for example first end is oval pipe, and second end is round tube, Middle part is oval pipe or entire spring-backed quill is that oval pipe, quincunx pipe, polygonal tube, special pipe etc. are various The casing of shape, the utility model embodiment are not construed as limiting.

Preferably, in a further embodiment, the locking location structure of resilient sleeve tubular type includes two spring-backed quills, is respectively First spring-backed quill and the second spring-backed quill, the internal diameter of the first spring-backed quill are less than the internal diameter of second spring-backed quill, and second Spring-backed quill is sheathed on the outer tube wall of the first spring-backed quill, and the first spring-backed quill is sheathed on the outer surface of fastener, forms one Nonrigid connector.It is arranged by the way that two spring-backed quills is set to be overlapped mutually, further enhances locking locating effect.It can also Carry out that two spring-backed quills are parallel is arranged, in addition, spring-backed quill or multiple, the utility model embodiment is to specific number It is not construed as limiting.

Fastener connects between the locking location structure of resilient sleeve tubular type in above-described embodiment can be used as the watchband of wrist-watch On, it is also applied between watchband and watchcase in fastener connection, screw can be provided by using above-mentioned locking location structure It is locking and locating effect is risen to screw locating slot direction, and the technical solution is simple in structure.By implementing the present embodiment Technical solution can carry out the locking of tiny component using the permanent expansion contractility of high resiliency abnormal shape casing, realize tradition The inaccessiable lasting anti-loosing effect of fastener institute and the neat rule in screw locating slot direction, while avoid making for chemical glue With, it can still reach the lasting anti-loosing effect that traditional anti-loose structure is not achieved, and allow to support that dismounting is repeated several times, What the junction of tiny component more stablize is fixedly connected, and this structure is suitable on the tiny components such as watchband, can also It is applied to the more areas in addition to horological industry.Spring-backed quill be not easy it is affected by environment, it is non-aging.

According to the watchband 200 of the utility model embodiment, connect including locking location structure 220 and using locking location structure The band grain component 210 connect.Wherein, the locking location structure 220 includes：Fastener 221 and at least one spring-backed quill 222, The spring-backed quill 222 is set in the outer surface of the fastener 221, forms a nonrigid connector, and spring-backed quill 222 is height The expandable shape tube of elastic closure, length are required random length.In the present embodiment, the fastener 221 includes The bolt 2212 and screw rod 2211 being connected through a screw thread, one end of bolt 2212 set external screw thread, are set on screw rod 2211 and spiral shell 2212 corresponding internal thread of bolt.In the present embodiment, when the spring-backed quill 222 is set in the screw rod 2211 and bolt During 2212 outer surface, a nonrigid connector is formed.Fastener 221 is produced according to required spring-backed quill 222 to be achieved Raw elastic package power it is of different sizes, can make spring-backed quill 222 present it is different degrees of strut, entire spring-backed quill 222 Become round tube and either approximate circle oval pipe or be intended to the shape tube of round tube, i.e., described first end 2221st, second end 2222 is strutted with middle part 2223 by the screw rod 2211 with bolt 2212, and becomes round tube.At this time The internal diameter of the bolt 2212 is slightly less than the internal diameter of entire spring-backed quill 222, and distracted spring-backed quill 222 can be packed tightly using elasticity Power tightly fixes bolt 2212, so as to prevent the loosening of bolt 2212,2,211 first locating slot 2211a of fine tuning screw rod And 2,212 second locating slot 2212a of bolt, make the two screw locating slot direction parallel, complete bolt 2212 and position.By using Locking location structure 220 will be connected with grain component 210, the locking positioning of tiny component be carried out using spring-backed quill 222, in watchband What the junction of grain more stablize is fastenedly connected positioning.

Fig. 6 is refer to, a kind of lasting locking alignment connector of the shape tube provided for the utility model 3rd embodiment 300, the connector 300 includes socket and locking location structure 320.Wherein, locking location structure 320 includes：PIN needle 321 And at least one spring-backed quill 322, spring-backed quill 322 are set in the outer surface of PIN needle 321, form a nonrigid connector.Bullet Property casing 322 be closed expandable shape tube for high resiliency, length is required random length.Wherein, set in the socket Jack is put, the electrical connection of connector 300 can be realized when PIN needle 321 is inserted into the jack.In the present embodiment, spring-backed quill 322 It may be provided in jack.

In the present embodiment, the spring-backed quill 322 is closed expandable shape tube namely casing along its length for high resiliency At least part of direction is non-round tube.In the present embodiment, the spring-backed quill 322 is divided into first end along its length 3221st, middle part 3223 and second end 3222, the first end 3221 are oppositely arranged with the second end 3222, the centre Portion 3223 connects the first end 3221 and second end 3222.In the present embodiment, first end 3221, second end 3222 and middle part 3223 cross section is that oval pipe and long axis are more than minor axis length, the middle part 3223 and the first end 3221 and Second end 3222 is gentle transition connection.In the present embodiment, the middle part 3223 and the first end 3221 and second End 3222 is integrally formed.

In the present embodiment, when the spring-backed quill 322 is set in the outer surface of the PIN needle 321, according to required The spring-backed quill 322 reached is of different sizes to elastic package power caused by fastener 321, can make the spring-backed quill 322 be in Now different degrees of struts, and entire spring-backed quill 322 becomes round tube and either approximate circle oval pipe or becomes To in the shape tube of round tube, i.e., described first end 3221, second end 3222 and middle part 3223 are supportted by the PIN needle 321 It opens, and becomes approximately round pipe and either approximate circle oval pipe or be intended to the shape tube of round tube.At this time Spring-backed quill 322 can tightly fix PIN needle 321, and PIN needle 321 is fastened in jack, can prevent PIN needle 321 from loosening, At this point, spring-backed quill 322 can be located at any position in PIN needle 321, the arbitrary positioning of PIN needle 321 is realized.

In the present embodiment, the bullets such as the optional stainless steel of the material of spring-backed quill 322, noble metal, copper, alloy, plastic cement, silica gel Property material, elastic material may be such that spring-backed quill 322 be suitable for more sizes PIN needle 321.

In a further embodiment, the first end of the spring-backed quill, second end and middle part can be oval pipe, plum The variously-shaped casing such as flower tube, polygonal tube, special pipe, as long as the part of spring-backed quill along its length is not rounded Shape pipe；And the shape of three parts can be optionally combined, for example first end is oval pipe, and second end is round tube, Middle part is oval pipe or entire spring-backed quill is that oval pipe, quincunx pipe, polygonal tube, special pipe etc. are various The casing of shape, the utility model embodiment are not construed as limiting.

Preferably, in a further embodiment, locking location structure includes two spring-backed quills, is respectively the first resilient sleeve Pipe and the second spring-backed quill, the internal diameter of the first spring-backed quill are less than the internal diameter of second spring-backed quill, the second resilient sleeve pipe sleeve Arranged on the outer tube wall of the first spring-backed quill, the first spring-backed quill is sheathed on the outer surface of PIN needle.By setting two spring-backed quills It is overlapped mutually and is arranged, further enhance locking locating effect.It can also carry out that two spring-backed quills are parallel to be arranged, in addition, Spring-backed quill or multiple, the utility model embodiment is not construed as limiting specific number.

According to a kind of locking alignment connector 300 of resilient sleeve tubular type of the utility model embodiment, the connector 300 wraps Include socket and locking location structure 320.Wherein, locking location structure 320 includes：PIN needle 321 and at least one spring-backed quill 322, spring-backed quill 322 is set in the outer surface of PIN needle 321, forms a nonrigid connector.Wherein, set in the socket Jack, PIN needle 321 are inserted into the electrical connection for realizing connector 300 at the jack moment.Spring-backed quill 322 is telescopic elasticity Part, length are required random length.In the present embodiment, when the spring-backed quill 322 is set in outside the PIN needle 321 During surface, a nonrigid connector is formed.According to required spring-backed quill 322 to be achieved to elastic caused by fastener 321 Package power it is of different sizes, can make spring-backed quill 322 present it is different degrees of strut, whole spring-backed quill 322 becomes round Shape pipe either approximate circle oval pipe or is intended to the shape tube of round tube, i.e., described first end 3221, second end 3222 and middle part 3223 strutted by the PIN needle 321, and become approximately round pipe or approximate circle ellipse Shape pipe or the shape tube for being intended to round tube.Distracted spring-backed quill 322 can utilize elastic package power tightly to fix at this time Firmly PIN needle 321, so as to prevent the loosening of PIN needle 321, spring-backed quill 322 can be located at any position in PIN needle 321, Realize the arbitrary positioning of PIN needle 321.By implementing the technical solution of the present embodiment, spring-backed quill 322 can be utilized to PIN needle 321 grafting in connector plug jack is positioned and locking, and PIN needle 321 is made more firmly to be connected with socket.

By implementing the technical solution of the present embodiment, can utilize high resiliency abnormal shape casing permanent expansion contractility into Locking, the inaccessiable lasting anti-loosing effect of realization conventional fastener institute of the tiny component of row, while avoid making for chemical glue With, it can still reach the lasting anti-loosing effect that traditional anti-loose structure is not achieved, and allow to support that dismounting is repeated several times, What the junction of tiny component more stablize is fixedly connected, and this structure is suitable for the tiny portions such as socket connector or watchband On part, the more areas in addition to horological industry can also be applied to.

In other embodiments, the locking location structure of resilient sleeve tubular type of the utility model can also be applied to Large-sized Communication work The locking positioning of parts junction in tool, such as automobile, aerospace, train, motor-car, instrument, medical instrument, large scale computer The junction of the internal or external part in the fields such as tool arm.

In the utility model embodiment, term " first ", " second ", " the 3rd ", " the 4th " etc. are only used for the mesh of description , and it is not intended that instruction or hint relative importance；Term " electrical connection ", " setting " etc. should all be interpreted broadly, such as " electrical connection " can using when to meet electric current preferably or signal interaction is connected directly, can also be indirectly connected by intermediary, To the skilled in the art, concrete meaning of the above-mentioned term in the utility model can be understood as the case may be. In the utility model, term " connected ", " connection " etc. should all be interpreted broadly, for example, it may be being indirectly connected, corresponding ability For field technique personnel, concrete meaning of the above-mentioned term in the utility model can be understood as the case may be.

The description of term " one embodiment " etc. means to combine specific features, structure, material that the embodiment or example describe Material or feature are contained at least one embodiment or example of the utility model.In the present specification, above-mentioned term is shown The statement of meaning property is not necessarily referring to identical embodiment or example.And the particular features, structures, materials, or characteristics of description can be with It is combined in an appropriate manner in any one or more embodiments or example.

It these are only the preferred embodiment of the utility model, be not intended to limit the utility model, for this field Technical staff for, various modifications and changes may be made to the present invention, within the spirit and principle of the utility model, Any modification, equivalent substitution, improvement and etc. done, should be included within the scope of protection of this utility model.

Claims (10)

1. a kind of locking location structure of resilient sleeve tubular type, which is characterized in that described including fastener and at least one spring-backed quill Spring-backed quill is set in the outer surface of the fastener under package power effect, and the spring-backed quill is closed inflatable for high resiliency Shape tube.

2. the locking location structure of resilient sleeve tubular type according to claim 1, it is characterised in that the spring-backed quill is grown along it Degree direction is divided into first end, middle part and second end, the connection of this three parts gentle transition, and the cross section of three parts is at least There are one be oval, quincunx, polygon, profiled sleeve.

3. the locking location structure of resilient sleeve tubular type according to claim 1, which is characterized in that when the spring-backed quill is arranged At the outer surface of the fastener, the internal diameter of the fastener is less than the internal diameter of the spring-backed quill, the spring-backed quill Standard circular or approximate circle is supportted into, the fastener is in the height of the spring-backed quill according to expansion rate size in cross section Elastic package power effect is lower to keep not loosening.

4. the locking location structure of resilient sleeve tubular type according to claim 1, which is characterized in that the resilient sleeve tubular type is locking Location structure includes at least two spring-backed quills, and at least two spring-backed quills parallel sleeve is arranged on the appearance of the fastener Face.

5. the locking location structure of resilient sleeve tubular type according to claim 1, which is characterized in that the locking location structure bag Include at least two spring-backed quills, at least two spring-backed quills superposition is arranged, and the spring-backed quill of innermost layer is sheathed on described tight The outer surface of firmware.

6. the locking location structure of resilient sleeve tubular type according to any one in claim 1-5, which is characterized in that described tight Firmware includes screw rod and bolt, and when the screw rod is with described be bolted, the spring-backed quill is sheathed on the screw rod and spiral shell The screw locating slot direction of the outer surface of bolt, one nonrigid connector of formation, screw rod and bolt is adjusted.

7. the locking location structure of resilient sleeve tubular type according to claim 6, which is characterized in that the screw rod include head and Extension tube, the head are fixedly connected with the extension tube, and the one end of the extension tube away from the head sets internal thread, institute Bolt is stated to set and the corresponding external screw thread of the internal thread.

8. the locking location structure of resilient sleeve tubular type according to claim 7, which is characterized in that the spring-backed quill includes phase To the first end and second end of setting, when the spring-backed quill is set on the screw rod, the first end is close to the spiral shell Head, the extension tube internal thread right end and the distance of the spring-backed quill second end are less than the externally threaded length.

9. a kind of utilize any one of the claim 1-5 locking location structure of resilient sleeve tubular type, which is characterized in that the fastening Part is PIN needle, and the spring-backed quill is sheathed on the outer surface of PIN needle, and spring-backed quill arbitrarily positions in PIN needle.

10. a kind of watchband, which is characterized in that the watchband includes the spring-backed quill as described in any one in claim 1- 9 The locking location structure of formula.