CN1157523C - Lock set - Google Patents

Abstract

The present invention relates to a lock set which comprises a plurality of locks, keys and a grouping key, wherein the grouping key and every key are in a multi-segment structure that gradually reduces from beginning to end. The segment number of every key is obtained from the grouping key. Moreover, the location, the distance and the size of every key are invariant. Every two segments of all keys are formed into a step. The location of at least one step is different between the keys. The roots of all key heads are formed into a positioning surface. The convex edge in every lock shell is provided with cutting gutters corresponding to the distance and the number of the step on every key. A lock center shaft is provided with a spring gutter and a shaft hole with a positioning port. The spring gutter is sheathed with a locking piece which is provided with a lacking gutter corresponding to the convex edge. Moreover, the locking piece is also provided with a spring hole, a center hole and a blocking piece. The center holes of every lock, which correspond to the steps on the grouping key, gradually reduce inwards. A small spring and a center spring are placed in the spring gutter and the shaft hole. A rotary shaft is fixed in the lock shell by a clamping spring. The grouping key of the lock set can open every lock. The present invention has convenient administration.

Description

One lock set group

The present invention relates to a lock set group.

Usually, open different locks with different keys.In an office, collection for documentation, each office worker's desk (cabinet) all gives and locking, and the key of respectively locking is then by individual's keeping, like this, if when being badly in need of document related information, must call in the office worker, can unblank to take out, so, usually influence the processing of emergency, become the defective on the document data management of whole office chamber.

The object of the present invention is to provide a lock set group, can open the purpose of a whole set of lock group, make things convenient for the management of whole office chamber documentation to reach a key.

For reaching above-mentioned purpose, solution of the present invention is:

One lock set group, by two to lock, the cohort key to be formed with supporting each key and of each lock;

The cohort key is diminishing n segmentation structure from first to last, and n is the integer more than or equal to 3, all forms a step between per two sections, n-1 step altogether, the root formation locating surface of key bit;

Each key supporting with each lock is to get cohort any m section on the key and the from first to last diminishing m segmentation structure of making in cohort position, spacing and size on the key according to this m section, m is more than or equal to 2 and less than the integer of n, all form a step between per two sections, be total to m-1 step, have the position of m-2 step identical at most between each key (promptly have at least the position of 1 step inequality), the root of each key bit is identical with the cohort key and also form locating surface;

The positioning jack of key is offered at the center that respectively is locked in lock housing, form two fins on the inwall, and on the same position of two fins corresponding supporting each on the key between the step distance and number offer m-1 grooving, have the position of m-2 grooving identical at most (promptly have at least the position of 1 grooving inequality) between each lock, the inner end inwall of lock housing also forms a draw-in groove; Offer one on the lock mandrel and have the axis hole of location port and the spring groove of 2 * (m-2) individual symmetries, the location port of axis hole just matches with the root locating surface of cohort key and each key; Be nested with m-1 locking plate on the spring groove, two fins of the corresponding lock housing of each locking plate form short slot, corresponding spring groove of each locking plate and axis hole are offered spring eye and centre bore, and from inside to outside second to the spring eye of last locking plate the interlaced catch that forms symmetry, and the size of all centre bores in each lock is corresponding with cohort key and each step on the key in regular turn and by outside to inside dwindling gradually; 2 * (m-2) individual little springs and a central spring are placed in corresponding spring groove and the axis hole; Rotate shaft-cup in lock housing on little spring and the central spring, and fixing in the draw-in groove of lock housing by the jump ring holding.

Adopt said structure, each lock among the present invention is on the lock mandrel in lock housing locking plate, little spring, central spring to be set earlier, wherein, little spring is respectively by catch block in the spring eye of locking plate, little spring and central spring loam cake are put turning cylinder and are fixed by jump ring in lock housing again, promptly finish the whole combination of each lock.

Each lock is respectively by supporting each is key operated with it among the present invention.Key is cooperated with the location port of positioning jack and axis hole by its locating surface, and insert in the positioning jack of lock housing, and be plugged on the axis hole of lock mandrel, cooperate with m-1 centre bore of lock by m-1 step of m segmentation structure on the key, compression little spring and central spring, m-1 locking plate is pushed into each self-corresponding grooving place, at this moment, each locking plate can rotate because of being in corresponding grooving position, then, key, locating surface by key cooperates with the location port of lock mandrel axis hole, promptly drives lock mandrel and rotates, and locking plate rotates thereupon together, locking plate makes turning cylinder also rotate together by little spring and central spring more thereupon, thus the purpose that realization is unblanked.

Among the present invention each the lock between because of having at least the position of 1 grooving inequality in the grooving on the lock-shell lining, and with supporting each of each lock on the key step spacing must with corresponding can the unblanking of spacing of grooving in each lock, so, can only open corresponding lock with the key that each lock is supporting, promptly a key can only be driven a lock.

In addition, cohort key among the present invention is owing to have n-1 step, and the size of the size of each step, spacing and the centre bore of all locks, the spacing of grooving are corresponding, so, when the cohort key being inserted the lock mandrel of lock arbitrarily, must have the size of m-1 step corresponding in the n-1 of the cohort key step, and the spacing of this m-1 step is also corresponding with the spacing of grooving during this is locked with m-1 centre bore of this lock, like this, the cohort key can be opened this lock.

Described before combining, in the lock set group provided by the invention,,, made things convenient for the management of whole office chamber documentation so can reach the purpose that a key is opened a whole set of lock group because of having a cohort key.

Below in conjunction with drawings and Examples, the present invention is further described.

Fig. 1 is the perspective view of a lock among the present invention; (Figure of abstract)

Fig. 2 locks supporting Key structure schematic diagram with Fig. 1 among the present invention;

Fig. 3 is the action schematic diagram one of the key operated Fig. 1 lock of Fig. 2;

Fig. 4 is the action schematic diagram two of the key operated Fig. 1 lock of Fig. 2;

Fig. 5 is the perspective view of another lock among the present invention;

Fig. 6 locks supporting Key structure schematic diagram with Fig. 5 among the present invention;

Fig. 7 is the perspective view of another lock among the present invention;

Fig. 8 locks supporting Key structure schematic diagram with Fig. 7 among the present invention;

Fig. 9 is a cohort Key structure schematic diagram among the present invention;

Figure 10 is the partial sectional view of Fig. 2;

Figure 11 is the partial sectional view of Fig. 6;

Figure 12 is the partial sectional view of Fig. 8;

Figure 13 is the partial sectional view of Fig. 9.

Example is analyzed, if the number of locking in change of the numerical value of n, m or the lock group increases, its structure example is according to this analogized, and the concrete number of the numerical value of n, m and lock is not subjected to this example restriction.

See also shown in Fig. 1-2,5-6, the 7-8,9, a lock set group, by three locks 1,1 ', 1 ", with lock 1,1 ', 1 " supporting key 2,2 ', 2 " and one form cohort key 3.

Cooperate shown in Figure 9 earlier, cohort key 3 is diminishing five-part form cylindrical structure (n=5) from first to last, all form a step 31 between per two sections, totally 4 steps 31, the root of key bit forms locating surface 32, cooperate shown in Fig. 9 A, five sections of cohort key 3 is cylinder 33,34,35,36,37.

Cooperate Fig. 2 again, 6, shown in 8, with each lock 1,1 ', 1 " supporting each key 2; 2 '; 2 " for getting any four sections (m=4) on the cohort key 3, and according to these four sections positions on cohort key 3, the from first to last diminishing four-part form cylindrical structure that spacing is made with size, as: key 2 is got four sections cylinders 33 on the cohort key 3,34,35,37 (37 and 36 merging, see Fig. 2 A), key 2 ' get four sections cylinders 33 on the cohort key 3,34,36,37 (36 and 35 merging, see Fig. 6 A), key 2 " is got four sections cylinders 33 on the cohort key 3; 35; 36; 37 (35 and 34 merge; see Fig. 8 A); each key 2,2 ', 2 " all form a step 21 between per two sections; 21 '; 21 ", totally 3 steps 21,21 ', 21 "; each key 2; 2 '; 2 " between 2 steps 21 are arranged at most, 21 ', 21 " position identical (promptly have 1 step 21 at least; 21 '; 21 " the position inequality), wherein, key 2,2 ' first, two steps 21,21 ' the position identical, the 3rd step 21,21 ' the position inequality, key 2,2 " first step 21; 21 " the position identical, second, three steps 21,21 " position is inequality; key 2 '; 2 " first, three steps 21 ', 21 " position is identical; second step 21 '; 21 " the position inequality, the root of each key bit is identical with cohort key 3, also forms locating surface 22,22 ', 22 ".

Then, cooperate shown in Figure 1, lock 1 is offered the positioning jack 14 of key 2 at the center of lock housing 11, form two fins 12 on the inwall, and top bar between 21 distance and number of corresponding key 2 offered three groovings 131,132,133 on the same position of two fins 12, and the inner end inwall of lock housing 1 also forms a draw-in groove 15; Offer one on the lock mandrel 4 and have the axis hole 42 of location port 43 and the spring groove 41 of four symmetries, the location port 43 of axis hole 42 just can match with the root locating surface 32,22 of cohort key 3 and key 2; Be nested with three locking plates 7 on four spring grooves 41,8,9, three locking plates 7,8, two fins 12 of 9 corresponding lock housings 11 form short slot 74,84,94, three locking plates 7,8,9 and corresponding spring groove 41 and axis hole 42 offer two spring eyes 71,81,91 and centre bores 72,82,92, three centre bores 72,82,92 size in regular turn with cohort key 3 and key 2 on step 31,21 is corresponding and by outside to inside dwindling gradually, it is the step 31 on cohort key 3 and the key 2,21 just can push against in corresponding three centre bores 72,82, on 92, and from inside to outside second, three locking plates 8,7 spring eye 81, the interlaced catch 83 that forms symmetry in 71,73; Four little springs 51, central spring 52 are placed in four spring grooves 41 and the axis hole 42, and four little springs 51 are respectively by catch 73,83 blocks in the spring eye 71,81 of locking plate 7,8; Turning cylinder 6 covers in lock housing 11 on four little springs 51 and the central spring 52, and fixing in the draw-in groove 15 of lock housing 11 by jump ring 61 holdings.

Then, cooperate shown in Fig. 5,7, lock 1 ', 1 " with the structural similarity of lock 1, three locks 1,1 ', 1 " difference only be:

One, the grooving position of each lock is not quite similar: three locks 1,1 ', 1 " altogether in lock housing 11; 11 '; 11 " two fins 12 of inwall, 12 ', 12 " grooving 131 has been offered in four positions on; 132; 133; 133 '; wherein; offer three groovings 131 in the lock 1,132,133, the lock 1 ' in offer three groovings 131,132,133 ', lock 1 " in then offer three groovings 131; 133; 133 '; each locks 1; 1 '; 1 " between the identical and position difference of a grooving in the position of two groovings is all arranged, specifically, lock 1 with lock 1 ' identical grooving 131 arranged, 132, lock 1 and lock 1 " identical grooving 131 is arranged; 133 position is identical, and locks 1 ' with lock 1 and " identical grooving 131 arranged, 133 ';

Two, centre bore size of each lock is not quite similar: three locks 1,1 ', 1 " in all centre bores 72,82,92,92 ' all be in regular turn with cohort key 3 and key 2,2 ', 2 " on step 31,21,21 ', 21 " corresponding and by outside to inside dwindling gradually;

Three, the locking plate among Fig. 79 is slightly different with the locking plate 9 among Fig. 1: the locking plate 9 among Fig. 7 so form catch 93 in spring eye 91, is used for block little spring 51 because of being second locking plate in this lock.

Again, cooperating shown in Fig. 3,4, is example to lock 1, illustrate respectively to lock 1,1 ', 1 " assembling and use.On the lock mandrel 4 in lock housing 11 7,8,9, four little springs 51 of three locking plates, central spring 52 are set earlier, wherein, four little springs 51 are respectively by catch 73,83 blocks in the spring eye 71,81 of locking plate 7,8, again in lock housing 11 four little springs 51 and central spring 52 loam cakes to put turning cylinder 6 fixing by jump ring 61, promptly finish the combination of lock 1 integral body.During use, key 2 is cooperated with the location port 43 of positioning jack 14 and axis hole 42 by its locating surface 22, and insert in the positioning jack 14 of lock housing 11, and be plugged on lock mandrel 4 axis holes 42, at this moment, the locating surface 22 of key 2 just is the location with the location port 43 of lock mandrel 4 axis holes 42 and cooperates, by three centre bores 72 of 3 steps on the key 2 21 with lock, 82,92 cooperate, compression little spring 51 and central spring 52, with three locking plates 7,8,9 are pushed into each self-corresponding grooving 131,132,133 places (as shown in Figure 3), then, key 2 cooperates with location port 43 by the locating surface 22 of key 2, promptly driving lock mandrel 4 rotates, locking plate 7,8,9 rotate locking plate 7 thereupon, 8,9 make turning cylinder 6 also rotate together by little spring 51 and central spring 52 more thereupon, thus the purpose (as shown in Figure 4) that realization is unblanked.

At last, cooperate shown in Figure 9, when cohort key 3 is inserted lock 1 (lock 1 ', 1 " similar) lock mandrel 4 time; have 3 steps 31 corresponding in 4 steps 31 of cohort key 3; and the spacing of these 3 steps 31 is also corresponding with the spacing of locking grooving 131,132,133 in 1;, can as key 2, open and lock 1 so 3 steps 31 of cohort key 3 also can be pushed into three locking plates 7,8,9 each self-corresponding grooving 131,132,133 place with three centre bores 72,82,92 of lock 1.

What deserves to be explained is, cohort key of the present invention and each key also can be the multi-segment structure that other has step, as multisection type square cylinder structure or multisection type slab organization,, and can promote locking plate to grooving position accordingly and get final product as long as its step just can cooperate with the centre bore of locking plate.

The number of the lock that the cohort key can be opened at most among the present invention, have directly with cohort key and each hop count on the key and to get in touch, each hop count has on the key determined the locking plate number of each lock, in each lock, three locking plates are arranged, as long as have three steps can promote three locking plates in the cohort key to rotary shape, just can unblank, thus, can release, optional three sections combination number of times in the hop count of cohort key, be exactly the number of the maximum locks that can open of this cohort key, aforementioned cohort key 3 has five sections (4 steps), can open four locks at most altogether, if the cohort key has six sections (5 steps), then can open ten locks at most altogether, the rest may be inferred, can produce the lock group of all size according to user's needs.

Claims (1)

1, a lock set group is characterized in that; By two to lock, the cohort key to be formed with supporting each key and of each lock;

The cohort key is diminishing n segmentation structure from first to last, and n is the integer more than or equal to 3, all forms a step between per two sections, n-1 step altogether, the root formation locating surface of key bit;

Each key supporting with each lock is to get cohort any m section on the key and the from first to last diminishing m segmentation structure of making in cohort position, spacing and size on the key according to this m section, m is more than or equal to 2 and less than the integer of n, all form a step between per two sections, be total to m-1 step, have the position of m-2 step identical between each key at most, the root of each key bit is identical with the cohort key and also form locating surface;

The positioning jack of key is offered at the center that respectively is locked in lock housing, form two fins on the inwall, and on the same position of two fins corresponding supporting each on the key between the step distance and number offer m-1 grooving, have the position of m-2 grooving identical at most between each lock, the inner end inwall of lock housing also forms a draw-in groove; Offer one on the lock mandrel and have the axis hole of location port and the spring groove of 2 * (m-2) individual symmetries, the location port of axis hole just matches with the root locating surface of cohort key and each key; Be nested with m-1 locking plate on the spring groove, two fins of the corresponding lock housing of each locking plate form short slot, corresponding spring groove of each locking plate and axis hole are offered spring eye and centre bore, and from inside to outside second to the spring eye of last locking plate the interlaced catch that forms symmetry, and the size of all centre bores in each lock is corresponding with cohort key and each step on the key in regular turn and by outside to inside dwindling gradually; 2 * (m-2) individual little springs and a central spring are placed in corresponding spring groove and the axis hole; Rotate shaft-cup in lock housing on little spring and the central spring, and fixing in the draw-in groove of lock housing by the jump ring holding.

Images