CN201995444U

CN201995444U - Retractable guy rope structure

Info

Publication number: CN201995444U
Application number: CN2011201242315U
Authority: CN
Inventors: 林锡集
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-04-25
Filing date: 2011-04-25
Publication date: 2011-10-05
Anticipated expiration: 2021-04-25

Abstract

The utility model relates to a retractable guy rope structure. By the aid of the retractable guy rope structure, a guy rope (or band) can be retractable or can be locked to be incapable of extending and retracting via a single action. The retractable guy rope structure comprises a shell and a guy rope (or band), the shell contains a reel, the guy rope (or band) can be wound around the reel, the shell is provided with a guide-out hole, the guy rope (or band) can penetrate through the guide-out hole, the shell further comprises a movable component which is used for being jointed with or separated from the reel, when the movable component is stressed so as to move towards the reel, an elastic lock catch of the movable component can be fastened with a fastener, the reel is locked by the movable component, the purpose that the guy rope (or band) cannot be retractable is achieved relatively, when the movable component is stressed again, the elastic lock catch of the movable component is separated from the fastener, and a retractable state of the guy rope (or band) is recovered.

Description

Telescopic lead structure

Technical field

The utility model means a kind of telescopic lead structure, refers to especially but non-specializing in is used for as telescopic Pets draw string.

Background technology

Usually, can make the telescopic lead (or belt body) of pets such as dog, cat of lead length change already on the market extensively for selling many years.In general, be earlier lead (or belt body) to be rotated around a reel in the lead handle portion, and can promote a member and remove to prop up reel,, thereby make lead (or belt body) keep certain-length in case reel further rotates.Yet, this class lead (or belt body) just is pushed to a trigger on the reel because involve two actions, moves the member of another form such as switch again, cause trigger to pin reel, so its complex structure and troublesome poeration are inconvenient again.

In view of this applicant studies and improvement through continuous, and a kind of telescopic lead structure is designed in invention finally.

The utility model content

The purpose of this utility model provides a kind of telescopic lead structure, and it is can operate and control the scalable or locking of lead by single action, and then reaches the easy purpose of convenient operation and control.

To achieve these goals, telescopic lead structure of the present utility model, be characterized in, system comprises that is equipped with a reel, one around the lead or the belt body of this coil-winding and the shell with a fastener, a leadout hole that provides lead or belt body to pass through is provided this shell, other comprises a movable part in order to locking or disengaging reel, this movable part is provided with an elastic lock with aforementioned fastener snap lock, when movable part when reel moves, this elastic lock system replaces snap lock or breaks away from fastener, so that adopts single action just can make movable part alternately locking or disengaging reel.

This shell system is fixed institute by two and half housings by locked assembly and is formed.

This shell is provided with the larger slot hole run through to form handle portion.

The top of this reel is provided with reel around vertical upper and lower parallel upper wall surface and the lower wall surface that extends and surround lead or belt body of its periphery with the below, be provided with several ribs on the outer surface of this upper wall surface and lower wall surface respectively separately, and the outboard end of each rib has the inclined plane, this reel has a centre bore for being hubbed at the set pivot of shell in addition, be provided with scroll spring in the centre bore of this reel in addition, an end of this scroll spring is fixed in the set caulking groove of pivot of this shell.

This movable part is that a side is by the set export mouth of shell, and the elastic lock of this movable part is positioned at the inside of this shell, and the shell position in addition that is positioned at of this movable part has the recess of being convenient to the application of force, the elastic lock of this movable part has a pair of parallel sides member that is positioned at the inside of shell, prop up by this free end when this inwardly moves the parallel sides member the parallel sides member and the rib wherein of lock-out coil in case reel rotate.

The elastic lock system of this movable part is T type body, and formed by a straight-bar and cross member, two parallel sides members of the elastic lock of this movable part have the chute that is parallel to each other, and this enclosure is provided with a Body of pillar in addition, this Body of pillar passes the chute of aforementioned two parallel sides members, and this movable part is provided with a spring in addition, and this spring is then between movable part and aforementioned Body of pillar.

This fastener system is integrally formed in shell.

This fastener is a C type block of being located in the shell, and this shell is provided with the outside and inboard first guiding element and second guiding element that separates this fastener and be positioned at this fastener, this first guiding element system imports fastener with the elastic lock of movable part, this second guiding element is then in order to derive fastener with the elastic lock of movable part, and wherein the set first guiding element profile of a side-line of the fastener of this shell and shell is parallel, and this first guiding element system is around half one of fastener, and set second guiding element system of this shell extend a top in addition and with the top, center of the opening of fastener a bit of distance at interval.

This first guiding element and second guiding element system are one-body molded with shell.

The utility model also provides a kind of telescopic lead structure, be characterized in, system comprises that one is equipped with a reel, around the lead or the belt body of this coil-winding and the shell with a fastener, a leadout hole that provides lead or belt body to pass through is provided this shell, other comprises a movable part in order to locking or disengaging reel, this movable part is provided with an elastic lock, and this elastic lock has a pair of parallel sides member that is positioned at enclosure, when movable part was shifted to reel, the pair of parallel side member of this elastic lock system is snap lock or disengaging reel alternately.

By above structure, the utility model at this movable part by the application of force and when reel moves, the elastic lock of movable part can engage with a fastener, make the movable part lock-out coil, reach the non-retractable purpose of lead (or belt body) relatively, and when forcing in this movable part once more,, and recover lead (or belt body) Telescoping even the elastic lock of movable part breaks away from fastener.

Description of drawings

Fig. 1 is the stereoscopic figure of the utility model embodiment.

Fig. 2 is the stereo amplification figure after half housing of the utility model embodiment shell separates.

Fig. 3 be the utility model embodiment wherein movable part not with the part plane enlarged diagram of fastener locking.

Fig. 4 is the wherein part plane enlarged diagram after the locking of movable part and fastener of the utility model embodiment.

Fig. 5 be the utility model embodiment wherein movable part break away from fastener and by the plane enlarged diagram of second guiding element guiding.

Fig. 6 is the wherein three-dimensional enlargement decomposition of movable part and spring of the utility model embodiment.

Fig. 7 is wherein another angle stereo amplification figure of movable part of the utility model embodiment.

Embodiment

As Fig. 1～shown in Figure 7, a kind of telescopic lead structure of the utility model is to comprise one a section lead (or belt body) 2 and a shell 4, and the shell 4 that wherein has handle portion A is equipped with the mechanism that can make lead (or belt body) 2 flexible.One end of lead (or belt body) 2 can utilize suitable instrument and is connected with the necklace that pet (for example dog) wears by this connector 21 by tipping a connection piece 21 again, or whole section lead (or belt body) 2 can comprise that a connection piece 21 is connected with the necklace that pet (for example dog) is worn by this connector 21 again.Shell 4 is for example to adopt class plastic material such as polypropylene and the assembly of moulding, and by two and

half housings

41,42 utilize suitable locked assembly (figure do not show) to be fixed and form, this two halves housing 41,42 have the corresponding larger slot hole of running through 411 respectively, 421, make two halves housing 41,42 form the back forms handle portion A, the two halves housing 41 in addition, 42 front end is provided with the sulculus hole of running through 412,422 and form one and can make lead (or belt body) 2 (as shown in Figure 1) straightway mobile leadout hole B between shell 4 is inside and outside, present embodiment system covers aforesaid two halves housing 41 with a side cover 40 earlier, 42 front end run through sulculus hole 412,422, offer aforesaid leadout hole B at this side cover 40 then, the two halves housing 41 of this shell 4 in addition, 42 also are being provided with sulculus hole 413 at a distance of suitable distance, 423 to form a leadout hole C, this leadout hole C system can for a side of a movable part 12 by and extend into this shell 4 inside, 12 of this movable parts control lead in order to interlock or whether belt body 2 can stretch.

Moreover, Fig. 2～shown in Figure 4 is that shown in the shell 4 can be for the flexible intraware of control lead or belt body 2, this assembly is to be placed in the formed affiliated separately compartment of in-profile of shell 4, comprise the reel 14 that is provided with a centre bore 140 (with reference to figure 2), this reel 14 is installed on 41 integrated pivots 414 of half housing wherein of shell 4, also have one section lead or belt body 2 (with reference to figure 2) to be wound on the reel 14, and be provided with scroll spring (figure do not show) in the centre bore 140 of this reel 14 in addition, and be fixed in the wherein caulking groove 4141 of half housing 41 set pivot 414 (with reference to figure 2) with shell 4 by an end of this scroll spring, therefore lead or the belt body 2 when these reel 14 windings is pulled outwardly out a segment distance, as long as stopping to force in the reversion strength that lead or belt body 2 can the mat spring withdraws automatically, and the free end of this lead or belt body 2 passes the leadout hole C (with reference to figure 1) of shell 4, and the top of this reel 14 and below be provided with essence from reel 14 around its periphery vertically extend and surround lead or belt body 2 be parallel to each other on, lower wall surface 141 (with reference to figure 2) is on this, lower wall surface 141 outer surface outwardly is separately integrally formed respectively and be provided with several ribs 1411 (with reference to figure 2).

In addition, shell 4 also is contained in a side of the movable part 12 that in form belongs to the hollow molding assembly and (asks in addition with reference to figure 3～Fig. 5), one side of this movable part 12 roughly is cylindrical and passes the leadout hole C of shell 4, and the outer end has the towing tension operation that recess 121 (with reference to figure 1) is beneficial to lead or belt body 2 operating personnel's thumb; Other please refer to Fig. 6, Fig. 7, the opposite side of this movable part 12 is provided with two parallel sides members 122,123, this two parallel sides member 122,123 respectively have the chute 1221 that is parallel to each other, 1231, and each parallel sides member 122,123 free end is the deflection type and has a

breach

1222,1232, each parallel sides member 122, the profile of the end of the rib 1411 that the shape of 123 end system and the top and bottom of reel 14 are set is corresponding (with reference to figure 3～Fig. 5), the elastic lock 32 of a deflection is formed on the top of these movable part 12 opposite sides in addition, this elastic lock 32 is that the boundary is in this two parallel sides member 122, between 123, and this elastic lock 32 is T type body (with reference to figure 6, Fig. 7), have an extended straight-bar 321 of the top center from movable part 12 and cross the cross member 322 that these straight-bar 321 ends vertically extend, and this two parallel sides member 122, the shoulder 1223 of 123 top to tilt, 1233 close with a termination of the straight-bar 321 of elastic lock 32, and the position of approaching the end of this straight-bar 321 forms a thin thin position 3211 so that increase the flexible of elastic lock 32; In addition, this movable part 12 be provided with in addition a spring 124 that extends towards the free end of two parallel sides members 122,123 from its inside (with reference to figure 3～Fig. 6), the two halves housing 41,42 of these spring 124 latch housings 4 integrally formed Body of pillar H (with reference to figure 2～Fig. 5).

Again, half and

half housing

41,42 of aforementioned shell 4 respectively has annular wall I (with reference to figure 2～Fig. 5) to form compartment, one of them half housing 41 of this shell 4 is integrally formed with pivot 414 (with reference to figure 2) for the reel 14 that is pivoted, wherein second half housing 42 then be provided with a fit portion (figure do not show) for these pivot 414 pivot covers, the annular wall I of the two halves housing 41,42 of this aforementioned shell 4 is provided with breach D (with reference to figure 2～Fig. 5) so that the gap that generation can allow the free end of two parallel sides members 122,123 of movable part 12 pass through in addition.

In addition, this shell 4 is in order to the zone and the two halves housing 41 of ccontaining

movable part

12,42 integrally formed Body of pillar H its importance is arranged, and the two halves housing 41 of

shell

4,42 are provided with integrally formed fastener E in addition and separate the outside and first of inboard that this fastener E is positioned at fastener E, two guiding element F, G, when movable part 12 be snapped in fastener E (with reference to figure 4) along the first guiding element F by can be allowed the cross member 322 of elastic lock 32 of movable part 12 by the application of force with the elasticity strength that overcomes spring 124 or makes the cross member 322 of this elastic lock 32 break away from fastener E and the outwards slippage (with reference to figure 5) via the guiding of the second guiding element G, this fastener E essence is C type block, and first guiding element F system is around its half one, the aforementioned second guiding element G is then around its second half subtend, the profile essence of this first guiding element F is parallel with the side of fastener E, and second guiding element G system extends a top G ' in addition and with the top, center of the opening of fastener E a bit of distance at interval, the aforesaid first guiding element F, the second guiding element G and fastener E system with identical configuration respectively one be located at the two halves housing 41 of

shell

4,42 correspondence position, in addition, the two halves housing 41 of this

shell

4,42 inside also can further be provided with the two parallel sides members 122 of other raised member for guiding movable part 12,123 free end is by this two

halves housing

41,42 annular wall I is (with reference to figure 3～Fig. 5).

Moreover, the utility model system adopts single action just can prevent the operation that reel 14 moves by mat movable part 12, please be in addition with reference to figure 3～shown in Figure 5, movable part 12 shown in Figure 3 does not inwardly push away as yet, if movable part 12 is pushed away toward in, can force the cross member 322 of the elastic lock 32 that is positioned at first guiding element F below to move on to along the first guiding element F above the fastener E outside, allow movable part 12 continue move and impel cross member 322 to be fastened in again in the recess of fastener E (with reference to figure 4) via the breach of fastener E around the top of fastener E towards internal direction, this cross member 322 is held in the fastener E promptly can be automatically locked at movable part 12 an inside position location, cause two parallel sides members 122 of movable part 12,123 free-

ended breach

1222,1232 lockings and prop up the wherein rib 1411 (with reference to figure 4) of reel 14, thereby can prevent that this reel 14 from rotating, and then make lead or belt body 2 stretch; And promote the recess that cross member 322 that movable part 12 will force its elastic lock 32 inwardly the time breaks away from fastener E when pushing once more in identical mode again, and be subjected to the guiding of the top G ' of the second guiding element G to make cross member 322 be broken away from the snap close of fastener E along the below of the second guiding element G and to intrinsic displacement because of cross member 322 by delivery, and also make cross member 322 also to reel 14 direction displacements, and because the outboard end of the rib 1411 of reel 14 has inclined plane 1410, therefore moving Shi Buhui in the cross member 322 is stopped, the reversion strength of mat spring 124 and make cross member 322 recover to be positioned at the position of first guiding element F below immediately then, and finish the do action (with reference to figure 3) of an essence, and this measure also allows movable part 12 can back move (with reference to figure 3), and then allow two parallel sides members 122 of movable part 12,123 free-

ended breach

1222,1232 break away from reels 14 and make reel 14 recover rotatable, make lead or belt body 2 be telescopic state relatively.

Therefore, control movable part 12 is operated by single action by the utility model system, that is promote movable part 12 and prop up reel 14 in case its rotation, simultaneously movable part 12 is locked in the location, make movable part 12 inwardly move to make movable part 12 reel 14 that goes out of lock forward if move once more, compared to the scalable lead operating mechanism of commonly using, the utility model is simple in structure many.

And the cross member 322 of the elastic lock 32 of aforementioned movable part 12 should keep angle of bevel for its straight-bar 321, cause its inlet essence parallel with the first guiding element F, this measure helps elastic lock 32 to move through the first guiding element F and fastener E smoothly, this fastener E essence is C type block, so that can force cross member 322 to prop up the first guiding element F, go back to around the top breach of fastener E again and stop (with reference to figure 4) in the recess that is held in this fastener E, up to this movable part 12 by till the application of force once more, and help to guarantee that by the design of the top G ' of the aforementioned second guiding element G cross member 322 that is out of shape snap close 32 moves to the second guiding element G (in addition with reference to figure 5) from fastener E, but not be moved back into the first guiding element F, thereby make operation of the present utility model more smooth and easy.

In addition, aforementioned elastic lock 32 needs to make with the material of elastically deformable, with slightly flexible the bending around first and second guiding element FG of tool of activation, for instance, can adopt the acetyl material; Otherwise, except the then available material than rigidity of the other parts of lead or belt body 2 constitutes.

Claims

1. telescopic lead structure, it is characterized in that, system comprises that one is equipped with a reel, around the lead or the belt body of this coil-winding and the shell with a fastener, a leadout hole that provides lead or belt body to pass through is provided this shell, other comprises one in order to locking or break away from the movable part of reel, and this movable part is provided with an elastic lock with aforementioned fastener snap lock.

2. telescopic lead structure as claimed in claim 1 is characterized in that, this shell system is fixed institute by two and half housings by locked assembly and forms.

3. telescopic lead structure as claimed in claim 1 is characterized in that, this shell is provided with the slotted eye that runs through to form handle portion.

4. telescopic lead structure as claimed in claim 1, it is characterized in that, the top of this reel is provided with reel around vertical upper and lower parallel upper wall surface and the lower wall surface that extends and surround lead or belt body of its periphery with the below, be provided with several ribs on the outer surface of this upper wall surface and lower wall surface respectively separately, and the outboard end of each rib has the inclined plane, this reel has a centre bore for being hubbed at the set pivot of shell in addition, be provided with scroll spring in the centre bore of this reel in addition, an end of this scroll spring is fixed in the set caulking groove of pivot of this shell.

5. telescopic lead structure as claimed in claim 1, it is characterized in that, this movable part is that a side is by the set export mouth of shell, and the elastic lock of this movable part is positioned at the inside of this shell, and the shell position in addition that is positioned at of this movable part has the recess of being convenient to the application of force, and the elastic lock of this movable part has a pair of parallel sides member that is positioned at the inside of shell.

6. telescopic lead structure as claimed in claim 5, it is characterized in that, the elastic lock system of this movable part is T type body, and formed by a straight-bar and cross member, two parallel sides members of the elastic lock of this movable part have the chute that is parallel to each other, and this enclosure is provided with a Body of pillar in addition, and this Body of pillar passes the chute of aforementioned two parallel sides members, and this movable part is provided with a spring in addition, and this spring is then between movable part and aforementioned Body of pillar.

7. telescopic lead structure as claimed in claim 1 is characterized in that, this fastener system is integrally formed in shell.

8. telescopic lead structure as claimed in claim 1, it is characterized in that, this fastener is a C type block of being located in the shell, and this shell is provided with the outside and inboard first guiding element and second guiding element that separates this fastener and be positioned at this fastener, this first guiding element system imports fastener with the elastic lock of movable part, this second guiding element is then in order to derive fastener with the elastic lock of movable part, and wherein the set first guiding element profile of a side-line of the fastener of this shell and shell is parallel, and this first guiding element system is around half one of fastener, and set second guiding element system of this shell extends a top in addition and is spaced a distance with the top, center of the opening of fastener.

9. telescopic lead structure as claimed in claim 8 is characterized in that, this first guiding element and second guiding element system are one-body molded with shell.

10. telescopic lead structure, it is characterized in that, system comprises that one is equipped with a reel, around the lead or the belt body of this coil-winding and the shell with a fastener, a leadout hole that provides lead or belt body to pass through is provided this shell, other comprises a movable part in order to locking or disengaging reel, this movable part is provided with an elastic lock, and this elastic lock has a pair of parallel sides member that is positioned at enclosure.