TWM329659U - Hidden lock cylinder and key thereof - Google Patents

Description

M329659 VIII. New description: [New technical field] The new type is related to a lock core and its key, especially a hidden lock and its key. [Prior Art] As shown in Fig. 1, the conventional key 1 includes a handle 11 for holding and applying force, and a key lever 12 fixed to the handle n and having a polygonal cross section. The key lever 12 includes a face unit 121, and a pusher cone 122 that is away from the handle u and has a frustoconical shape. The face unit is composed of a plurality of facets 123. A plurality of tapered grooves 124 extending inwardly from the face 123 are formed, and the remaining face 123 is formed with a through groove 125 extending from the pusher head 122 toward the handle u. As for the conventional lock core 2, a hollow lock core case 21, a lock core body 22 accommodated in the lock core case 21 and rotatable in the lock core case 21, and a lock core body 22 can be disposed in the lock core body 22. The moving longitudinal locking bar unit 23, a clamping unit 24, and a transverse locking post unit 25 movably disposed in the lock core housing 21 and the lock core body 22. The lock body 22 is formed with four longitudinal lock bars arranged to be placed on the lock body 22 of the lock body 22, and includes four longitudinal lock bars 231 movable in the lock channel 221, and The elastic member 232 should be pushed longitudinally by the second strip 231, and the outer side surface of each of the longitudinal locking strips 231 has a sliding groove 233. The carding unit 24 is disposed on the lock core housing 2ι, a card anti-ring 24! and four locking beads 242, and the longitudinal locking strip 231 of the longitudinal locking strip 23 can be locked in time to make the locking body ^ Can't turn. The lateral direction 5 ψ 7, 27 '7: the year knife 3 ? M329659 the lock column unit 25 includes two lateral 251, two sliders 252 ' adjacent to the transverse lock cylinder 252 ' and connects the (10) block 252 and can move the transverse lock The elastic member 253 is pushed horizontally. As can be seen from the above, the conventional keys 1 and 1 , '1 and its lock 2 are respectively pushed by the tapered groove 124 and the through groove 125 respectively provided on the different face 123, respectively, and the horizontal lock cylinder unit 25 is The longitudinal locking bar unit 23 causes the lateral locking post 251 of the working lock cylinder 25 to fall to the tapered groove 124, so that the slider is said to move from the locking body 22 to the lock core shell 21, and no longer The lock body 22 is clamped while the longitudinal lock bar 231 of the longitudinal lock bar unit 23 is pushed by the corresponding insertion groove (2) so that the sliding grooves of the longitudinal lock bars 231 can be aligned with the card unit 24 The locking beads 242 are such that the longitudinal locking bars 231 are not locked by the (four) clamping unit 24, so that the locking body 22 is in a rotatable state. However, there is still much room for improvement in such a design; The lock body 22 of the heart 2 is disposed at the lock channel (2) for sliding the lock bar unit 23, because the thickness is too thin to set other components, which is the lock bar 231, and the lock bar unit 25 needs to be separately Set on different vertical lines, causing the heart, the gentleman valley easy to observe the lock bar 231 in the lock body 22 and the lock column . Sigh element 5 facing position, and to attempt to break the lock with conventional clamping position 'indeed reduce its locking ability. [New content] ^This 'this new type (four)' is providing a kind of lock and its key, especially refers to a kind of hidden lock and its key to increase the complexity of the lock' and improve the difficulty of unlocking Degree 'to ensure the safety of the lock. Yu Yu's key to this new model consists of a handle that can be gripped and applied 6 M329659, and a key lever fixed to the handle. 96. 7. 27年月日日日 A,,? Supplement The key lever includes a face unit, a pusher head away from the handle and located at the end of the face unit, and a peripheral surface surrounding the face unit And a stopping groove between the ejector head and the handle, the face unit has a reference groove extending from the ejector head to the sluice groove, and a driving group spaced apart from the reference groove, The driving group has a driving groove extending from the pushing head toward the handle, and at least one limit formed on the same vertical line with the driving groove. The novel hidden lock core comprises a hollow lock core shell a first lock body disposed in the lock case, a second lock body connected to the first lock body, and a third lock body connected to the second lock body . The first lock body is generally cylindrical and can be received in the lock core housing, and a first lock hole is formed at the closed end thereof for the set key to be placed, and the first lock is A first positioning block is protruded from the edge of the hole. The second lock body is generally formed in a long strip shape, and has a sleeve ring sleeved on the first lock core body at one end thereof, and has a second lock hole communicating with the first lock hole, and a plurality of And a first sliding slot disposed on the outer peripheral surface of the second lock core, and each of the first locking slots is provided with a sliding slot communicating with the second locking hole, and the second locking body The other end of the sleeve is disposed away from the other end of the sleeve ring. The third lock body is also a cylindrical body, and has a valley chamber for the second lock body to extend. a plurality of first locking slots are formed, the second locking slots are respectively corresponding to the corresponding first locking slots, and the third locking body is formed at an end away from the first locking body, A rotating slot for the connector of the younger brother to lock the connector. 7 M329659 正年/1 Π . „ , :3⁄4元 The 13⁄4岔 lock also includes a plurality of generally elongated strips, each of which is slidably disposed in the corresponding first lock slot and In the second lock groove, each of the lock bars includes a bump ' extending toward the second lock hole and slidable in the corresponding sliding groove and at least a positioning groove formed on the opposite side of the bump. 4 L, male, The lock core further comprises a plurality of lock strip elastic elements, corresponding to the lock strips disposed on the second lock core I# meat, and a collar is shown at the end of the lock.

The top is on the body of the second lock, while the basin X A4jl, H is on the top and the other end is on the corresponding lock bar.

The concealed lock core further comprises a set of a snap ring disposed between the second lock body and the third lock body for locking the lock bars so that the lock hearts cannot rotate, the card The ring includes a ring body, a plurality of protrusions protruding outward from the ring body, and a plurality of card pieces protruding inward from the ring body. "The concealed lock core further comprises at least one lock bead placed on the lock core shell and the first lock core body, and the lock position of the lock ring early 1 is located at S3 - κι Corresponding to the extension of the movement direction of the lock bar, the lock bead unit includes at least one lock cylinder,

A slider that resists the lock cylinder and the po-card-lock body, and the constant slider pushes against the lock cylinder elastic member of the lock cylinder. The effect of the present invention is that when the key lever of the key is inserted into the hidden lock 2 ', the corresponding lock strip can be pushed by the slot. When the key is inserted into a pre-timed positioning slot of the lock bar, the snap ring can be aligned, so that the secret is not locked by the card of the snap ring, and at the same time, the lock bead is two == to the corresponding limit hole of the input key, so that the block can be moved from the first lock body to the lock core shell, the first lock lock body, and then turn to win The lock core achieves the effect of unlocking 8 M329659. By the brother-locked body, the second lock body, and the third lock body, the locking position of the lock bead unit is located on an extension line corresponding to the corresponding lock bar movement direction. Design, increase the variability and complex sound of the lock and increase the difficulty of unlocking to ensure the safety of the lock. The above and other technical contents, features and effects of the present invention will be apparent from the following detailed description of the preferred embodiments. Before the present invention is described in detail, it is noted that in the following description, similar elements are denoted by the same reference numerals. As shown in FIGS. 2, 3 and 4, the first preferred embodiment of the present invention, the first preferred embodiment of the key 3 of the present invention, includes a handle for holding The handle 31 of the force force and a key lever 32 fixed to the handle 31 include a pentagonal face unit 321 having a cross section and a wrap around the outer circumference of the face unit 321 a groove-like ejector 323 formed at the end of the face sheet 321 and away from the handle 31, and a receiving groove 333 extending from the top surface toward the handle 31; The surface unit 321 is composed of a first surface 328, a second surface 329, a third surface 330, a fourth surface 331, and a first connecting surface 328 and a fourth surface 331 a five-faced surface 332; the first surface 328 has a reference groove 324 extending from the pushing head 323 to the stopping groove 322, and the second, third, fourth and fifth faces 329, 330, 331, A driving group 325 is formed on each of the 332s. Each of the driving groups 325 includes a driving groove 326 extending from the pushing head 323 toward the handle 31 of the key M329659, and a driving groove 326 is formed in the same manner. Limiting hole 327 of vertical lines. The key lock 4 of the present type is matched with the key 3, and includes a hollow core case 41 that can be worn by the key 3, a first lock body 42 that is received in the lock case 41, A second lock core body 43 connected to the first lock core body 42 and a third lock core body 44 connected to the second lock core body 43 are disposed.

The first lock core body 42 is substantially cylindrical and can be received in the lock core housing 41. The first lock core body 42 includes a first lock body 42 and is disposed on the closed end 42 可供 for the key 3 to be placed. A first locking hole 421 is formed on the inner side of the hole edge of the first locking hole 421 . The outer wall surface 422 of the first lock core body 42 further includes a first recess 424 and four latching slots 425 spaced apart from the first recess 424 (only one of which is shown). The first lock and the body 43 are substantially elongated, and include a socket ring 43 for socketing the first lock body 42 and a first lock hole 42i of the first lock body 42. The second lock hole 431 and the first lock groove 437 and each of the first locks 437 disposed on the outer circumferential surface of the second lock core body 43 are respectively provided with two communicating with the second lock hole 431. The sliding groove 434 (only shown in the figure) is disposed at the one end of the second lock core body 43 away from the first lock core body 42, the joint 438, and the four inner ring walls facing the inner ring body 43 a protruding second positioning block 432 and four protruding strips corresponding to the second positioning blocks 432 and extending toward the connecting head 438. One of the second positioning blocks

432 has a first positioning member A 435. The first clamping member 435 is clamped in the first groove of the lock body 42 to cut the first locking grooves, respectively, and the first The card abutment of the lock body 42 seems to be in communication. Also in the 10th M329659

A second recess 436 is recessed on the rib 433 corresponding to the first positioning block 423 of the lock body 42 . The second lock body 43 further has a first lock core 438 facing the first lock core a positioning rod 439 extending in the direction of the body 42 and received in the second locking hole 431 (as shown in FIG. 4); of course, the first locking body 42 and the second locking body 43 of the present invention can also One-piece molding, which is a means that can be easily replaced by those who are familiar with the lock technique, and will not be described here. The third lock body 44 is also substantially cylindrical and includes a second lock. a chamber 440 extending from the body 43 and four second locking slots 443 spaced apart from each other on the inner wall surface of the chamber 44, each of the second locking slots 443 and the corresponding second locking body 43 A lock # 437 is connected. And the third lock body is disposed at an end of the first lock core body 42 to form a rotation groove 444 for the connection head 438 of the second lock body 43 to be engaged. The third lock body 44 further includes four third positioning blocks 441 protruding from the inner wall of the inner wall of the chamber 440, and the second lock body 々4=the second positioning block 纽, And wherein the third positioning block 441 is more convexly disposed inwardly - the second positioning member is used in the second recess 436 of the body 43 to reach the positioning sleeve 5 and the first lock body 43 and the third lock The use of the heart 44. 5H", the lock core 4 further comprises four general strips, slidably arranged in the corresponding first lock grooves ... and four lock bars respectively _ a lock # 44" The lock bar elastic member m, which is in the lower portion 7 and accommodated in the third lock core body 44, is abutted against the third lock core body 44, and is attached to the other known lock bar 47. Each of the "47 6 & 疋 抵 抵 抵 , , , , , , , , , , 四 四 四 四 四 四 四 四 四 四 四 四 四 四 四 四 四 四 四 M M M M M M M M M M M M M M M M M · 2t year π l: • ϋ: bump 471, and - positioning groove formed on the opposite side of the bump 471. The lock strip elastic members 48 constantly push the lock bars 47 against the catching grooves 425 of the first lock body 42. In the preferred embodiment, the lock strip resilient members 48 are compression springs. The hidden lock 4 further includes a sleeve between the second lock body 43 and the third lock body 44 adapted to lock the lock bars 47 to make the first, second and third locks The sleeves 45, 43 and 44 are unable to rotate, and the snap ring 45 comprises a ring body 451, two tabs 452 protruding outward from the ring body 451, and five pieces inward from the soil body 451. Proposed card state. The locking core 4 further includes a plurality of locking bead units 46 respectively disposed on the first locking body 42 of the lock core housing 41, and the locking position of each locking bead unit is located corresponding to the locking bead unit 46. The locking bead unit 46 on the extension line of the moving direction of the locking bar 47, each of the locking bead units 46 includes a locking post 461, a slider 462 for respectively touching the locking post 461 and for clamping the first locking body 42 , and - blame the slider mother pushes against the lock cylinder elastic member 463. In the case of the car, the elastic elements of the lock cylinders were completely compressed. Referring to FIG. 2 and FIG. 4, the handle 31 is gripped, and the first reference groove 324 is aligned with the first block 423 on the inner side of the hole of the first lock hole 421 of the first lock body 42. The key lever 32 is correctly inserted into the first and second lock holes 421 and 431. Then, the driving groove 326 on the other surface of the rod pushes each of the protrusions 471, so that each of the locking bars 47 moves and compresses the corresponding locking top, and the workpiece is m48° by the inclined surface of the pushing head 323. Each lock cylinder 461 and the slider 462 can be smoothly slid and the corresponding lock cylinder elastic member 463 can be compressed. 12 M329659 4, month R II, see

Referring to FIGS. 2, 4, and 5, when the stopping groove 322 of the key lever 32 abuts against the first positioning block 423 of the first lock core body 42, the positioning rod 439 of the second lock core body 43 at this moment. Inserted into the receiving slot 333 of the key 3, and the card 453 of the locking cassette 45 is aligned with the positioning slot 472 of the locking bar 47, and the locking bar 47 is no longer locked. At the same time, the lock cylinders 46ι are exactly in the corresponding limiting holes 327 of the driving group 325, so that the lock cylinders 461 $ are all located in the first lock body 42 ±, and the sliders are Also completely in the job lock, read 41, at this moment, that means that the lock bead unit 仏 no longer locks the lock core shell 41 and the first lock core body 42, so that the first, second, third lock body 42, 43, 44 can be rotated without any hindrance to achieve the purpose of unlocking.

As shown in FIG. 6 and FIG. 7 , the preferred embodiment of the present invention is substantially the same as the first preferred embodiment, that is, the second preferred embodiment. The key 3, which also includes a handle 31 and a lever 32, is different from the previous embodiment in that the face unit 321 of the key lever 32 has an annular shape (ie, a cylindrical body), and the face unit The limit position (3) 327 of each of the driving groups 325 is added to the two separated holes, and the two limiting holes 327 are also located on the same vertical line as the corresponding driving pin 326. As for the hidden light disclosed in this embodiment, The dense lock core 4 includes the same as the foregoing embodiment—the hollow lock case, the first-lock body 42 , the second lock body and the third lock core 44 ′, and the like. The foregoing first preferred embodiment is the same, and the difference is that, in conjunction with the change of the key 3 of the embodiment, the two locking bead sheets are placed at intervals on the extension line of each movement of the locking bar 47. . The face unit 32 of the second embodiment is provided with a face unit 321 which is described in the preferred embodiment as being more simple than the foregoing. By adding the two locking bead units 46 on the extension line of each lock bar 47, the variability and complexity of the lock can be further increased, and the difficulty of unlocking and the safety of the lock can be improved. In summary, the locking lock 4 of the present invention and its key 3 are designed to be located on an extension line corresponding to the moving direction of the corresponding lock bar 47, and the corresponding key 3 is used. The upper driving groove and the at least one limiting hole 327 formed on the same vertical line with the driving groove 326, thereby increasing the variability of the design of the hidden lock 4 and the key 3, and improving the difficulty of the lock and the difficulty of unlocking The degree of safety makes it easier to assemble the new type of lock, so it can achieve the design purpose of the present invention. However, the above description is only a preferred embodiment of the present invention, and the scope of the present invention cannot be limited thereto, that is, the simple equivalent change and modification made by the novel patent application scope and the novel description content, All remain within the scope of this new patent. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is an exploded perspective view showing a conventional key and its lock core; FIG. 2 is an exploded perspective view showing the first type of hidden lock and its key first. 3 is a cross-sectional view for assisting FIG. 2 to illustrate a cross-sectional view of a key of the first preferred embodiment; FIG. 4 is a cross-sectional view showing the key of the first preferred embodiment The hidden lock is not inserted; 14 M329659

ΓΡ I year old mouth three n丨 rhyme q Figure 5 is a cross-sectional view showing the key of the first preferred embodiment has been inserted into the hidden lock; Figure 6 is an exploded perspective view of the present A second preferred embodiment of a new type of concealed lock and its key; and FIG. 7 is a cross-sectional view for assisting FIG. 6 to illustrate a cross-sectional aspect of the key of the second preferred embodiment.

15 M329659

9ΒΓ77ΤΓ· 年月曰/ ;V '-t- 1 夕补无【Main component symbol description】 3 Recording key 424 First groove 31 Key handle 425 Card abutment groove 32 Key bar 43 Second lock body 321 Rod face unit 430 ferrule ring 322 stop groove 431 second lock hole 323 top stack 432 second positioning block 324 reference groove 433 rib 325 drive group 434 sliding groove 326 drive groove 435 first positioning member 327 limit hole 436 second concave Slot 328 first face 437 first lock groove 329 second face 438 connector 330 third face 439 positioning bar 331 fourth face 44 third lock body 332 fifth face 440 chamber 333 receiving groove 441 third positioning block 4 hidden lock core 442 second positioning member 41 lock core shell 443 second lock groove 42 first lock core body 444 rotary groove 420 closed end 45 snap ring 421 first lock hole 451 ring body 422 Outer wall surface 452 tab 423 first positioning block 453 card piece 16

M329659 46 Locking bead unit 461 Locking post 462 Slider 463 Locking bar elastic element 47 Locking bar 471 Bump 472 Positioning groove 48 Locking bar elastic element

17

Claims (1)

M329659 Nine, the scope of application for patents: 1 · A key that can open the hidden lock, including: a spoon handle for holding and applying force; and a spoon, fixed to the handle, including a face a unit, an ejector head away from the handle and located at the end of the face unit, and a stop groove surrounding the outer peripheral surface of the face unit and interposed between the ejector head and the handle, the face unit And a driving groove formed from the ejector head and extending to the stopping groove, and a driving group spaced apart from the reference groove, the driving group has a driving groove extending from the ejector head toward the handle And at least one limiting hole formed on the same vertical line as the driving groove. 2. According to the scope of claim patent item i, the key for unlocking the lock can be opened, wherein the face unit has a plurality of driving groups, and each driving group has a direction from the pushing head toward the key handle The extended driving groove, and the plurality of intervals " and the limiting hole formed on the same vertical line with the driving groove. 3. According to the scope of claim 1 or 2 of the patent application, the key of the hidden lock can be opened, wherein the face unit has a polygonal cross section. 4. According to the shooting, please refer to (4) the key to open the hidden lock as described in item 1 or 2, wherein the face unit has a ring shape. 5 · a type of hidden lock, comprising: a hollow lock core; ^ first lock body, which is a generally cylindrical body, and can be accommodated in the lock; One of the settings is to pry the first hole 'to be worn' and to protrude from the edge of the first-lock hole--the positioning block; 18 M329659 to apply the 7th revision of the year 3 to supplement the brother's lock body' The 疋 is generally in the form of a strip, and has a sleeve ring that can be sleeved on the first lock body at one end thereof, and has a second lock hole that communicates with the first lock hole, and the plurality of phases are spaced apart from the first a first locking slot on the outer circumference of the second locking core, and a sliding slot communicating with the second locking hole on each of the first locking slots, and the second locking body is away from the socket ί The other end of the exhibition is provided with a connecting head; the second locking body is a substantially cylindrical body having a chamber for the first locking body to extend, and on the inner ring wall of the chamber Separating a plurality of spaced apart second locking slots, wherein the second locking slots are respectively in communication with the corresponding first locking slots, and the third locking body is remote from the first locking body One end is formed with a rotation groove for the connection of the second lock body; the plurality of lock bars are generally elongated, and each lock bar is slidably disposed on the corresponding first lock groove and the first In the two lock grooves, each of the lock bars includes a protrusion extending toward the first lock hole and slidable in the corresponding sliding groove and at least one positioning groove formed on the opposite side of the protrusion; The components are disposed in the third lock body corresponding to the lock bars, and one end of the lock bar elastic members abuts against the third lock core body, and the g-end end abuts against the corresponding lock bar; a card ring is disposed between the second lock body and the third lock body, and is adapted to clamp the lock bars to prevent the lock body from rotating, including a ring body and a plurality of rings a convex protruding piece and a plurality of clamping pieces protruding inward from the ring body; and a locking bead unit disposed in the lock core case and the first lock core body, and 19 M329659 is located corresponding to The extension line of the movement direction of the lock bar, a post, a slider that resists the lock post and is used to lock the first lock body, and a lock post elastic member that constantly pushes the slider against the lock post. The cryptographic lock according to claim 5, wherein the second lock body further comprises a plurality of first clamps protruding inward from the inner ring wall of the socket ring, and a plurality Corresponding to the second positioning block, a rib extending in the direction of the connecting head is disposed, and the third locking body further includes a plurality of protruding from the inner wall of the third locking core, and the second locking The third positioning block corresponding to the second positioning block of the body. 7. The cryptographic lock according to claim 6, wherein the first lock body further comprises an outer wall surface formed with a first groove, and wherein the second lock body is - second The positioning block has a first positioning member disposed for the first groove corresponding to the first groove. 8. The invisible lock according to claim 7, wherein the second lock body has a convex bar and a first groove, and the third lock The positioning block has a second positioning member corresponding to the second recess for engaging the second recess. 9. According to the patent application Sum #first tooth office, the hidden lock core, wherein the outer wall surface of the first lock core body is opposite to the lock groove provided by the lock groove and the second lock heart Zhao Zhi The first 10· according to the scope of the patent application, the second lock body further has a _ positioning rod. The concealed lock core according to item 9, wherein the connector extends toward the second lock hole. 20 M329659 VII. Designation Representative Diagram (1) The representative representative figure of the case is: (2). (2) The symbol of the representative figure is briefly described as follows: 3 Recording key 4 Stealth lock 31 Key handle 41 Locking case 32 Key lever 42 First lock body 321 Face unit 43 Second lock body 322 Stop Slot 44 third lock body 323 pusher 45 snap ring 324 reference slot 46 bead unit 325 drive group 47 lock bar 326 drive slot 48 lock strip elastic element 327 limit hole