CN1180780A

CN1180780A - Lock with open-close display mechanism

Info

Publication number: CN1180780A
Application number: CN 97110712
Authority: CN
Inventors: 李丁
Original assignee: KYOYA INDUSTRY Co Ltd
Current assignee: KYOYA INDUSTRY Co Ltd
Priority date: 1996-10-19
Filing date: 1997-04-08
Publication date: 1998-05-06
Anticipated expiration: 2017-04-08
Also published as: TW357782U; JP4248032B2; CN1126853C; JPH10121802A

Abstract

A lock consisting of a cylindrical lock main body 1 which is an outer cylinder and a rotary body 2 which is an inner cylinder, a display window 5 formed by knotching a part of a collar part 4 which is engaged with the lock main body 1 is provided in the rotary body 2 which is the inner cylinder, and a display part which can judge opening and closing is provided in a part which is engaged with the collar part 4 of the rotary body 2 in one end part to correspond to a part of the display window 5 formed by knotching one part of the collar part 4 of the rotary body 2 in the lock main body 1. As for the relation between the display window 5 and the display part, an inner cylindrical stopper 9 for regulating rotation is formed on the opposite side to the display window 5 on a rear surface of the collar part 4 of the rotary body 2, and an outer cylindrical stopper 10 which regulates the rotation in such a manner that it collides against the inner cylindrical stopper 9 of the rotary body 2 is formed in a centering location part 7 of the lock main body 1. Consequently, it is possible to eliminate the trouble for interlocking a key with a display mechanism and a necessity of a space when compared with a conventional lock. Since they become possible merely by machining the existing lock slightly, it is possible to reduce cost.

Description

The lock of band open-close display mechanism

The present invention relates to be widely used in the lock of band open-close display mechanism door, that can whether lock with visual confirmation of furniture such as table, cupboard, bin and building.

As prior art, existing a kind of as Japanese patent of invention No. 259398 described lock of communique of open nineteen ninety-five, it comprises: have the fixing tubular lock body of device of lock that is subjected to active force to the inside, unblanked when fixedly device is complementary with lock and in lock body, rotated when being inserted into the concavo-convex of key, and has a rotor of the keyhole that can insert described key, near the keyhole of described rotor, and upper lock position that stops at locking state with rotor and the permanent magnet that lockset position of coupler is provided with accordingly and polarity is different that stops at unlocking condition, and can be configured in the lock body front with seeing, lock and unblank to show by the polarity do upset of described permanent magnet, display unit with magnetic corresponding with permanent magnet.

Above-mentioned prior art is in order to realize miniaturization, structure is special, and have the different permanent magnet of polarity, and can be configured in the lock body front with seeing, show the display unit of locking and unblanking, having the magnetic corresponding by the polarity upset of described permanent magnet with permanent magnet.

Yet there are the following problems for above-mentioned prior art: each member of lock will be made fully again, and must make display unit with permanent magnet, makes also difficulty, the price height of lock.

In view of the foregoing, the objective of the invention is to, eliminate the shortcoming that above-mentioned prior art exists, use simple structure, a kind of lock with open-close display mechanism is provided, this kind lock is to existing known lock, promptly to comprising that having urceolus promptly locks the fixedly tubular lock body of device, and inner core is promptly unblanked when fixedly device mates and is rotated in lock body when the concavo-convex of the key that is inserted into and lock, and has an existing lock of the rotor of the keyhole that can insert described key, flange part local excision with its rotor, and with this rotor flange part local excision after display window part accordingly, on lock body, be provided with to differentiate and open, the display part that closes, thereby the lock of the band open-close display mechanism that constitutes.

The present invention has adopted following technical scheme in order to solve above-mentioned problem.

Technical scheme 1 described invention, be to existing known lock, comprise that promptly urceolus promptly has the fixedly tubular lock body of device of lock, and inner core is promptly unblanked when fixedly device mates and is rotated in lock body when the concavo-convex of the key that is inserted into and lock, and has an existing lock of the rotor of the keyhole that can insert described key, adopted following technological means: at described inner core is on the rotor, with the part of the chimeric flange part of lock body, display window after the local excision is set, and with this rotor flange part local excision after display window part accordingly, the part chimeric in lock body one end with the rotor flange part, be provided with to differentiate and open, the display part that closes, and, in the opposite side in the rotor flange part back side with display window, be formed with restriction and rotate the inner core block of usefulness, at the lock body pit part, be formed with and collide with the inner core block of rotor and limit the urceolus block of rotation, to form the dependency relation of described display window and display part.

Technical scheme 2 described inventions, be that a kind of urceolus that comprises is promptly had the fixedly tubular lock body of device of lock, and inner core is promptly unblanked when fixedly device mates and is rotated in lock body when the concavo-convex of the key that is inserted into and lock, and has an existing lock of the rotor of the keyhole that can insert described key, and be the lock that the inboard at lock body is provided with the block mechanism of restriction rotor rotation, adopted following technological means: described rotor with the chimeric flange part local excision of lock body after display window is set, and with this rotor flange part local excision after display window part accordingly, the part chimeric with the rotor flange part in lock body one end is provided with to differentiate and opens, the display part that closes.

Technical scheme 3 described inventions, be to existing 90 degree rotation locks, adopt following technological means: with display part or make at lock body table side pit part and directly show the differentiation look, perhaps, prepare other display member, and pit part made to insert the degree of depth that is equivalent to display member part.

Technical scheme 4 described inventions, be for existing 180 degree rotation locks, adopt following technological means: at inner core is on the rotor, with the part of the chimeric flange part of lock body, display window after the excision is set, and with rotor flange part local excision after the display window part that forms accordingly, the part chimeric in lock body one end with the rotor flange part, be provided with to differentiate and open, the other display member that closes, this display window has following relation with display member: the opposite side with display window at the rotor flange part back side, be formed with restriction and rotate the inner core block of usefulness, at the lock body pit part, be formed with before colliding with the inner core block of rotor, can form the urceolus block of the restriction rotation of idle running portion.

The lock of band open-close display mechanism of the present invention, adopting inner core is rotor inserts the existing type in the locking body of outer cylinder from the front lock, only by can the open-and-shut excision processing of display part is set and display part is set in face side as far as possible, can realize the present invention.This excision processing is to be that the part of rotor flange part periphery is excised suitable length as display window circular-arcly with inner core, and, form pit shape end difference in the lock body face side, when inserting this rotor in lock body with box lunch, can with the flange part tabling of rotor.At the end difference of this lock body, with the excision portion of described flange part be display window accordingly, be provided with and show for example blue and red display part that opens and close.

Brief description:

Fig. 1 is that lock one embodiment of band open-close display mechanism of the present invention is promptly with the schematic perspective view of pin breech lock.

Fig. 2 is one embodiment of the invention, is to be the schematic perspective view that illustrates after rotor decomposes with locking body of outer cylinder and inner core.

Fig. 3 be with the inner core in the foregoing description be rotor insert under the locking body of outer cylinder state, only lock body is the cut-away illustration of section.

Fig. 4 is that the main points that 90 degree rotation locks are shown in one embodiment of the invention are the exploded perspective schematic diagram of urceolus lock body and display member relation.

Fig. 5 is that the master of 90 degree rotation locks in one embodiment of the invention looks schematic diagram, and wherein (a) is depicted as the state of closing, and (b) is depicted as out state.

Fig. 6 is the partial cross sectional view that the display part major part of being located at locking body of outer cylinder among Fig. 5 is shown.

Fig. 7 is that the master of 180 degree rotation locks in one embodiment of the invention looks schematic diagram, and wherein (a) is depicted as the state of closing, and (b) is depicted as out state.

Fig. 8 is the exploded perspective view that illustrates after the degree of 180 in the foregoing description rotation lock is decomposed.

Fig. 9 is the major part sectional view of the degree of 180 in the foregoing description rotation lock.

Figure 10 is arranged on the sectional view that the locking body of outer cylinder among the rotation lock embodiment is spent at 90 of rear portion with block.

Figure 11 be from the rear portion see embodiment illustrated in fig. 10 the stereogram of locking body of outer cylinder.

Figure 12 is the front view of the 90 degree rotation lock embodiment that are provided with rotary block at the rear portion that see from the back side.

Figure 13 directly carries out the front view of color when showing on 90 degree rotation lock rear portions are provided with the stepped surface of locking body of outer cylinder among the embodiment of block.

Figure 14 directly carries out the front view of color when showing on 180 degree rotation lock rear portions are provided with the stepped surface of locking body of outer cylinder among the embodiment of block.

Figure 15 is the exploded perspective view that illustrates after lock body and the rotor decomposition that will be provided with in 180 degree rotation lock front portions among the embodiment of block.

Figure 16 is the sectional view of lock body shown in Figure 15.

Below the embodiment that present invention will be described in detail with reference to the accompanying.

At first with reference to Fig. 1, as a specific embodiment, the lock of lock bolt gives simple declaration to having fixedly.

In the drawings, locking body of outer cylinder 1, this lock body 1 is a rotor 2 from front insertion inner core necessarily relatively.Have boss portion to stretch out at the rear portion of this rotor 2, clip packing ring and fixedly lock bolt knock boss portion, rivet and form.In addition, as other anti-drop devices that are inserted in the rotor 2 in the lock body 1, also having a kind of is at the rear portion of rotor 2 bolt to be set, and clips packing ring and carries out fastening (not shown) with nut.

Perhaps, also have a kind ofly to be formed with groove at lock body 1 inner rear, in this groove, the rear portion at rotor 2 is equipped with locating snap ring by spring, inserts after making the locating snap ring retraction, protrudes and hooks groove at certain position (slot part) locating snap ring.

Now, describe a concrete embodiment of the present invention in detail according to Fig. 2-Fig. 6.

From Fig. 2-Fig. 4 as can be known, a kind of existing lock, this is a kind ofly promptly to have the fixing tubular lock body 1 of device of lock by urceolus, and inner core is promptly rotated and has the existing lock of rotor 2 formations of the keyhole 8 that can insert described key in lock body 1 when concavo-convex the unblanking when fixedly device is complementary with lock of the key that is inserted into, described inner core is a rotor 2, insert the face side of key at it, be formed with the flange part 4 chimeric, this flange part 4 peripheries local cut and form display window 5 with the pit part 7 of locking body of outer cylinder 1.In the diagonal angle of display window 5 part, be formed with the inner core block 9 of the proper width of restriction rotation.

On this display window 5, the transparent component of also useful this window of sealing covers sometimes.If this transparent component has the function of convex lens, then can differentiate with vision more reliably.

In addition as Fig. 4, shown in Figure 6, on lock body 1, be fixed with when inserting described rotor 2 corresponding and become the display member 6 ' of display part 6 with display window 5.And, at the pit shape end difference 7 of lock body 1, roughly to horn shape be formed with urceolus block 10.This urceolus block 10 is with the inner core block 9 that is formed at rotor 2 and collides with it when rotating, the rotation of restriction rotor 2.

In addition, this display member 6 ' is if not form in addition, but directly coats color paint on lock body 1, also can receive identical action effect.

In addition, 90 degree rotation locks as shown in Figure 5, by the inner core block of using in the roughly relative formed limit rotation of dorsal part partly with display window 5 of rotor 29, and, rotation is limited at the urceolus block 10 that the opposed shape of the approximate centre of lock body 1 forms.Again, when its position is locking state (a) when key inserts rotor 2, make rotor 2 from these rotated position 90 degree with key, unlocking condition (b).Because this rotor 2 rotates, be integrally formed in the position, display part of the display window 5 of rotor 2 and be moved, can use visual confirmation according to color, add the display position change, so can differentiate the keying state extremely simple and reliablely.

Then 180 degree rotation locks are described according to Fig. 7, Fig. 8.

For 180 degree rotation locks, key is inserted rotor 2, make rotor 2 rotate 180 degree from locking state (a), unlocking condition (b).Because this rotor 2 rotates, the position, display part of the display window 5 that is integrally formed at rotor 2 is moved, the same with the described 90 degree rotation locks of above-mentioned Fig. 5, can use visual confirmation according to color, add that display position (being the upper and lower position in this embodiment) changes, so can differentiate the keying state extremely simple and reliablely.

More than be illustrated with regard to specific embodiment, on the rotor 2 of 90 degree rotation locks and 180 degree rotation locks, be respectively equipped with inner core block 9, and on its lock body 1, be respectively equipped with urceolus block 10, so that stop behind its left-right rotation 90 degree or 180 degree.Simultaneously, especially 180 spend rotation locks, as Fig. 8 and shown in Figure 9, be the semicircles of about 180 degree with the chimeric display member 6 ' of the pit part 7 of lock body 1, two half part made the blue portion when for example opening respectively and the red part when closing, this display member 6 ' is free to rotate in about 270 degree scopes between the two ends of the urceolus block 10 of lock body 1, the inner core block 9 that is formed at rotor 2 is the height that slide on urceolus block 10, so can be between about 90 degree scopes of about 90 degree scopes of urceolus block 10 and idle running portion 11, rotate and amount to 180 degree.Therefore as shown in Figure 8, comprise the idle running portion 11 of about 1/4 circle, barbed portion is made as about 270 degree, and it is certain being formed with urceolus block 10.

Make aforesaid structure, because the lock body 1 at existing cylinder lock is provided with display part, the rotor 2 that inserts this lock body 1 is set, and on rotor 2, be formed with display window 5 accordingly with the display part of this lock body 1, so, key is inserted in the keyhole of rotor 2 and rotate, when rotor 2 is rotated, the display window 5 of rotor 2 also rotates simultaneously, the visible part of lock body 1 display part promptly changes, so, be blue display part when on the display part, promptly demonstrating when for example closing to red opening.

In addition, if will make display part 6 be positioned at face side as far as possible by on lock body 1, directly carrying out the color demonstration, then as Figure 10-shown in Figure 12, can realize by rotary block being formed at the rear portion, no matter this is 90 degree rotation locks or 180 locks that rotate, can prove effective with identical technological thought, directly the display part 6 of Show Color shows under the situation of 90 degree rotation locks as shown in figure 13, and shows as shown in figure 14 under the situation of 180 degree rotation locks.

Fig. 8 and display member 6 ' shown in Figure 9 are set to the semicircle shape of about 180 degree free to rotate, but the display member 6 ' of this semicircle shape can be set also, but replace as Figure 15 and shown in Figure 16, open and close the opposed and display part 6 of display part and be about under the situation of 90 degree sizes making, other display member 6 ' is fixed on shown position, or directly carry out color and show, the position relative at rotor 2 with display window 5, formation have an appointment 1/4 the circle inner core block 9, and at the pit part 7 of lock body 1, in the part that departs from display part 6, form the urceolus block 10 of 90 degree of having an appointment.

Can not make it than urceolus block 10 more approaching surfaces though display member 6 ' is set so in addition, as Figure 15, shown in Figure 16, can make display part 6 be positioned at inboard (darker than urceolus block) slightly, this situation also can be implemented by this embodiment if allow.

The present invention adopts as above structure, can obtain following effect.

(1) can eliminate the trouble that in the past makes like that the interlock of key and indication mechanism, and also not need the space.

(2) because to existing be locked into the row some processing can realize, so can reduce cost.

(3) because the display position that opens and closes changes, so, even from knowing with color slightly at a distance , can from its location recognition, therefore, can whether not forget to lock with visual confirmation yet.

(4) for shared household wares because can be with vision when using the open/close states of release, so easily.

(5) as the file management in the company, can be with the open/close states of visual confirmation lock.

Claims

1. lock with open-close display mechanism, comprise that urceolus promptly has the fixedly tubular lock body (1) of device of lock, and inner core is promptly unblanked when fixedly device mates and is rotated in lock body when the concavo-convex of the key that is inserted into and lock, and has a rotor (2) of the keyhole (8) that can insert described key, it is characterized in that, the present invention is to aforesaid existing lock, at described inner core is on the rotor (2), with the part of the chimeric flange part (4) of lock body (1), display window (5) after the excision is set, and with flange part (4) local excision of this rotor (2) after display window (5) part accordingly, lock body (1) one end with the chimeric part of flange parts rotor (2) (4), be provided with to differentiate and open, the display part that closes (6), and, opposite side at flange part (4) back side of rotor (2) with display window (5), be formed with restriction and rotate the inner core block (9) of usefulness, pit part (7) in lock body (1), be formed with that inner core block (9) with rotor (2) is collided and the urceolus block (10) that limits rotation, form the dependency relation of described display window (5) and display part (6) with this.

2. lock with open-close display mechanism, comprise that urceolus promptly has the fixedly tubular lock body (1) of device of lock, and inner core is promptly unblanked when fixedly device mates and is rotated in lock body when the concavo-convex of the key that is inserted into and lock, and has a rotor (2) of the keyhole (8) that can insert described key, and be provided with the block mechanism that restriction rotor (2) rotates in the inboard of lock body (1), it is characterized in that, the present invention is to the existing lock of this kind, the part of the flange part (4) that described rotor (2) excision and lock body (1) are chimeric and display window (5) is set, and with flange part (4) local excision of this rotor (2) after display window (5) part accordingly, lock body (1) one end with the chimeric part of flange parts rotor (2) (4), be provided with to differentiate and open, the display part that closes (6).

3. the lock of band open-close display mechanism according to claim 1 and 2, it is characterized in that, to 90 degree rotation locks in the existing lock of this kind, with display part (6) or make and directly show at the table side pit part (7) of lock body (1) and to differentiate look, perhaps prepare other display member (6 '), and pit part (7) made to insert the degree of depth that is equivalent to display member (6 ') part.

4. lock with open-close display mechanism, it is characterized in that, to 180 degree rotation locks in the existing lock of this kind, at inner core is on the rotor (2), with the part of the chimeric flange part (4) of lock body (1), display window (5) after the local excision is set, and with flange part (4) local excision of rotor (2) after display window (5) part accordingly, lock body (1) one end with the chimeric part of flange parts rotor (2) (4), be provided with to differentiate and open, the other display member (6 ') that closes, this display window (5) with the correlation of display member (6 ') is: the opposite side with display window (5) at flange part 4 back sides of rotor 2, be formed with restriction and rotate the inner core block (9) of usefulness, pit part (7) in lock body (1), be formed with restriction and rotate the urceolus block (10) of usefulness, before this urceolus block (10) and the inner core block (9) of rotor (2) are collided, can form idle running portion (11).