CN2221642Y

CN2221642Y - Expansion steel rope lock

Info

Publication number: CN2221642Y
Application number: CN 94235522
Authority: CN
Inventors: 吕杰
Original assignee: Individual
Current assignee: Individual
Priority date: 1994-09-30
Filing date: 1994-09-30
Publication date: 1996-03-06
Anticipated expiration: 2004-09-30

Abstract

The utility model discloses a retractable steel rope lock, which is characterized in that the external circumference of a roller is provided with teeth, the roller is used as a ratchet wheel, a coil spring is arranged inside the roller, and the coil spring is provided with an elastic locking pawl with double function. The utility model is suitable for containers such as travelling cases, postal packages, bank money-drawing bags, confidential document cases, etc. The retractable steel rope lock is installed in a case, the lock can be pulled out from the lock chamber which is arranged in the case in advance when required, passes round fixtures such as baggage racks, poles, etc. and is locked together with other baggage. The lock can retract automatically after being used. The lock can be used as a tractive rope of a case with wheels which moves forward when the lock is pulled out from the case.

Description

Scalable steel rope lock

The utility model belongs to a kind of lockset, a kind of more precisely rope lock.Be mainly used in luggage, mailbag, containers such as the bag that makes a draft of money, confidential paper case, it is installed in the suitable position of internal tank.

Important case and bag are gone aboard for visit with the people, Zong people wish more reliably with bag lock that on luggage carrier or fixture at present, people generally adopt chain lock or steel band lock, because it is not too convenient used by the restriction of length.For this reason, Patent Office of the People's Republic of China discloses a kind of patent No. and has been: 92224168.6 " traveling portable Steel wire rope lock ", this lock wire rope can stretch, and pulls out tapered end during use luggage and case and bag are bundled on the fixture.Outside this lock was exposed to, volume was relatively large, opened, sealedly all need use key, and therefore former portable Steel wire rope lock can not suit continuing.

The purpose of this utility model just is to provide a kind of case and bag inside that is installed in, and volume is little, reliability height, scalable steel rope lock easy to use.

The purpose of this utility model is achieved in that

Scalable steel rope lock described in the utility model, be installed in position suitable in the case and bag, tapered end (6) places tapered end chamber (1) at ordinary times, the aperture that the other end of steel ropes (13) is opened in advance by tapered end chamber (1) is wrapped in the circumferential groove of rolling wheel (3), when needing tapered end is pulled out, walk around luggage carrier and other luggage, insert lockhole on the case.Since steel ropes pull out wind spring (4) accumulation of energy, after tapered end insertion lockhole puts in place, claw (15) snaps in tapered end end Yao Tai under the effect of ring spring (14), implement sealed, pawl (10) one ends are depressed in the tapered end tip simultaneously, and pawl rotates an angle along bearing pin (12), and its other end snaps in rolling wheel (3) teeth groove, implement braking, finish the sealed chain of entire mechanism this moment.Open as need, with key rotation lock core (8) inner core, the eccentric iron of lock core (8a) by connecting rod (19) or with password opening mechanism power transmission on the former case in drive link (16), claw (15) bottom is separated, make it to break away from tapered end waist platform, tapered end (6) loses constraint, under the effect of pawl (10) and torsion spring (11), ejects automatically, pawl (10) is thrown off with rolling wheel (3) simultaneously, wind spring (4) is released energy, and rolling wheel rotates regains steel ropes, so far finishes one and uses circulation.

The utility model can also be realized in the following manner:

1. described scalable steel rope lock steel ropes (13) can directly adopt hempcore cable, or zinc-plated, chromium plating, also can set up the nonmetal thing of one deck at its external surface.

2. described scalable steel rope lock can be divided into vertical and horizontal two kinds by form, can select for use according to the case and bag situation; Can be divided into braking type and non-braking type again by braking branch.Non-braking type rolling wheel (3) does not have ratchet, does not make actuation mechanism, and rolling wheel mechanism and locking mechanism are divided into two bodies, relatively flexibly, generally hour uses this kind of in steel ropes (13) length.

3. the opening mechanism of described scalable steel rope lock more can cooperate with the opening mechanism on the combination lock and removes lock core (8), and separately the power of claw (15) cooperates drive link (16) to provide by the opening mechanism on the former case.

The utility model is compared with original technology, has following advantage:

1. because the utility model rolling wheel (3) adopts radial section to be

Type structure and its circumference have ratchet, and its function is enlarged, and cost reduces, and so that wind spring (4) places circular cavity in the middle of the wheel, the whole design compact and reasonable that seems.

2. more owing to adopt elastic stop (10), dual-use function with braking rolling wheel and ejection tapered end, also because the elasticity of pawl makes it no matter be stuck in the arbitrarily angled of rolling wheel (3) circumference, tapered end (6) all can successfully insert the lockhole locking and to the braking of rolling wheel.

3. lock body that the utility model adopted (7) and claw (15) are convenient, reliable to the sealed form of tapered end waist platform.

4. because the utility model is installed in case and bag inside, and most of part all can adopt plastics to make, cost greatly reduces.

Below in conjunction with accompanying drawing scalable steel rope lock described in the utility model is further described:

Fig. 1 is the vertical structure embodiment of scalable steel rope lock described in the utility model;

Fig. 2, Fig. 3 utilize the driving force of former case password opening mechanism to open tapered end embodiment;

Fig. 4, Fig. 5, Fig. 6, Fig. 7 are scalable steel rope lock horizontal type structure embodiment described in the utility model;

Fig. 8 is a vertical non-braking type rolling wheel of the present utility model mechanism;

Fig. 9 is a locking mechanism;

Figure 10, Figure 11 are the vertical section schematic diagram of steel ropes of the present utility model (13);

Figure 12 installs and uses schematic diagram for the vertical structure of scalable steel rope lock described in the utility model on case and bag, the direction of arrow is the lead of the utility model during as pulling rope;

Figure 13 installs and uses schematic diagram for the horizontal non-braking type of the utility model on case and bag.

By accompanying drawing as can be known, the utility model mainly is made up of tapered end chamber 1, housing 2, rolling wheel 3, wind spring 4, cover plate 5, tapered end 6, lock body 7, lock core 8, case and bag wall 9, pawl 10, torsion spring 11, bearing pin 12, steel ropes 13, ring spring 14, claw 15 drive links 16, bent plate 17, U-shaped spring 18, connecting rod 19, separation lock housing 20 etc.

Steel ropes (13) one ends of suitable length are fixed with tapered end (6), and the other end links to each other with rolling wheel (3), and rolling wheel (3) radial section is Shape, constitute rotary pair with the axle (2a) that is fixed on the housing wall, rolling wheel (3) excircle has tooth, simultaneously as ratchet, circumferential groove is in order to twine steel ropes (13), round chamber between inside and the axle (2a) is the working space of wind spring (4), round inner chamber outer end is provided with cover plate (5), make the inner chamber body sealing, bearing pin (12) adjacent and coaxial housing (2) two walls that are fixed in of rolling wheel with rolling wheel (3), the torsion spring (11) of pawl (10) and control pawl is installed on it, and pawl (10) has the braking rolling wheel concurrently and ejects the dual-use function of tapered end.

Accompanying drawing 1 is the typical structure of scalable steel rope lock described in the utility model, housing 2 is fixed on the case and bag inwall, tapered end chamber 1 links together by case and bag wall and housing 2, steel ropes (13) one ends are fixed with tapered end (6) by the tapered end chamber, and the other end is connected with rolling wheel (3) and is wrapped in the circumferential groove of rolling wheel (3); Wind spring (4) places in the rolling wheel inner circular die cavity, the one end is fixed on the axle (2a), the other end and rolling wheel join, rolling wheel is installed in the housing 2, constitute rotary pair with the axle (2a) that is fixed on the housing, pulling out and the accumulation of energy and the release of withdrawal and wind spring of steel ropes all realized by this rotary pair.In order to make rolling wheel (3) rotate more stable and wind spring (4) is working properly, be provided with cover plate (5) and be installed in the round inner chamber of rolling wheel end, bearing pin (12) is fixed on 2 liang of walls of housing in the same way with axle (2a), pawl (10) and torsion spring (11) are installed on it, lock body (7) and lock core (8) adjacent fixed are on housing 2, there is connecting rod (19) to be connected between them claw (15) and ring spring (14) are installed on lock body (7), when inserting lockhole, tapered end puts in place, claw snaps in tapered end end Yao Tai under the effect of ring spring, implement sealed, pawl one end is depressed in the tapered end tip simultaneously, make it rotate an angle along lock shaft, the pawl other end snaps in the rolling wheel teeth groove, and rolling wheel is braked, steel ropes also is limited length, and this moment, all mechanism formed a sealed chain.When with key rotation lock core (8) inner core, the eccentric iron of lock core (8a) promotes claw (15) by connecting rod (19) makes it break away from tapered end waist platform, and pawl (10) ejects tapered end (6).

As Fig. 2, Fig. 3, opening mechanism powered drive link (16) is implemented to unblank on the also available former case.This vertical structure is best suited for combination lock.

Horizontal type structure embodiment Fig. 4, Fig. 5, Fig. 6, Fig. 7, relatively large belt wheel case and bag are more suitable.Wherein bent plate (17) at this as a driving member, when tapered end insertion lockhole, tapered end (6) is most advanced and sophisticated depresses bent plate (17) one ends, when bent plate rotates along bearing pin (12), its 90 ° of male part push against horizontal pawl (10) and move radially to rolling wheel (3), until all sealed.

It is more flexible that the vertical non-braking type of Fig. 8, Fig. 9 separates installation, generally using this kind of on big case." U " type spring (18) is for ejecting tapered end usefulness, and lock housing (20) can be installed in suitable position on the case neatly.

Above Fig. 1～Fig. 7 is a most preferred embodiment of the present utility model.

By as can be known aforementioned, the utility model provides a kind of self security measures for case and bag.

The utility model is simple in structure, and is easy to use, the reliability height; Also can be used as the pulling rope of belt wheel case and bag simultaneously; The case and bag adapted the utlity model has tangible economic benefit and social benefit.

Claims

1. scalable steel rope lock, mainly form by housing (2), wind spring (4), tapered end (6), lock body (7), lock core (8), steel ropes (13) etc., steel ropes (13) one ends of suitable length are fixed with tapered end (6), the other end links to each other with rolling wheel (3), it is characterized by: constitute the rolling wheel (3) of rotary pair with the axle (2a) on housing (2) wall, radial section is

Type, excircle has tooth, and steel ropes (13) is wrapped in the rolling wheel circumferential groove, and wind spring (4) is installed in rolling wheel and the round chamber of axle between (2a), bearing pin (12) and coaxial housing (2) two walls that are fixed in of rolling wheel are equipped with pawl (10) and torsion spring (11) on it.

2. scalable steel rope lock according to claim 1 is characterized in that: steel ropes (13) can be hempcore cable, or sets up the nonmetal thing of one deck on its surface.