CN109198852A

CN109198852A - A kind of theftproof lock and its anti-theft backpack

Info

Publication number: CN109198852A
Application number: CN201811152413.6A
Authority: CN
Inventors: 赵璧
Original assignee: Guangdong University of Technology
Current assignee: Guangdong University of Technology
Priority date: 2018-09-29
Filing date: 2018-09-29
Publication date: 2019-01-15

Abstract

The invention discloses a kind of theftproof lock and its anti-theft backpacks, the theftproof lock is arranged on the knapsack ontology of anti-theft backpack, the theftproof lock includes shell and pedestal, the shell and pedestal are attached in such a way that screw punches, the housing central section be equipped with can the relatively described shell sliding unlatching sliding block；One end of the shell is equipped with lock body, and the lock body includes lock core and lock body shell；The lock body shell is equipped with the shifting block that rotates together with lock core and can hinder what the unlatching sliding block slided to support convex block against the unlatching sliding block, it further include code component, the code component includes the closing piece that can reciprocatingly slide and can hook the shifting block, when the password of the code component is correct, the closing piece sliding drives the shifting block rotation, the unlatching sliding block is not hindered to support convex block described in drive and turn to, at this point, pushing the unlatching sliding block so that the theftproof lock unlocks；Operation of the present invention is convenient, easily opens, highly-safe, protects elastic slice.

Description

A kind of theftproof lock and its anti-theft backpack

Technical field

The invention belongs to anti-theft lock fields, more particularly to a kind of theftproof lock and its anti-theft backpack.

Background technique

With the improvement of living standards, the awareness of safety of people is higher and higher, the application of theftproof lock is also more and more extensive.

Chinese utility model (CN202596355U) discloses a kind of luggage case coded lock, including shell, Cipher mechanism, lock Bolt, the rotor plate with locking bolt cooperation, and sliding block is opened, described unlatching sliding block one end is connect with locking bolt, and the rotor plate can be rotated Setting in shell, it is characterised in that it further includes one being arranged in that shell is intracorporal to be used to drive the lock body of rotor plate, the lock Body is opened with key, and the lock body includes shell and lock core, and the shell is fixedly connected with the sliding block other end is opened, the lock core The driving mechanism that rotor plate can be driven to rotate when rotating lock core is provided between rotor plate.

The locking mode of existing luggage case coded lock is that two pull heads are locked on the locking bolt of coded lock, two pull heads it Between be the spacing gap that can open a very little, allow in this way the safety entirely locked reduction.Existing luggage case The locking bolt of coded lock will slide into side, and two pull heads just will pop up；In addition, after buckling pulling-on piece on locking bolt, pulling-on piece by elastic slice down Pressure, the elastic slice of existing luggage case coded lock is partially thin, and easy deformation is excessive, reduces the service life of elastic slice；Existing luggage case The locking bolt of coded lock is synchronous slide, when needing simultaneously to tip two pull heads on locking bolt in, or buckling a pull head, needs to use Hand is pinned, then buckles another pull head, is not easy to lock；

Therefore, need that existing technology is further improved, a kind of highly-safe, easily unlatching is provided, elastic slice is anti- Shield, convenient for the theftproof lock of locking.

Summary of the invention

The purpose of the present invention is overcoming the deficiencies of the prior art and provide one kind easily to open, highly-safe, shrapnel resistance, just In the theftproof lock of locking.

In order to achieve the above-mentioned object of the invention, the technical solution adopted by the present invention is accomplished by a kind of theftproof lock, including shell And pedestal, the shell and pedestal are attached in such a way that screw punches, the housing central section is equipped with can the relatively described shell The unlatching sliding block of body sliding；One end of the shell is equipped with lock body, and the lock body includes lock core and lock body shell；Outside the lock body Shell is equipped with the shifting block rotated together with lock core and can open sliding block against described to hinder supporting for the unlatching sliding block sliding Convex block is pushed up, further includes code component, the code component includes the closing piece that can reciprocatingly slide and can hook the shifting block, when When the password of the code component is correct, the closing piece sliding drives the shifting block rotation, to support convex block rotation described in drive To the unlatching sliding block is not hindered, at this point, pushing the unlatching sliding block so that the theftproof lock unlocks；

Several fixed links are provided in the housing cavity, the code component further includes successively being sheathed on the fixed link On combination disk and adjust code wheel；The hook portion and retainer that the closing piece is equipped with several latch projections, hooks the shifting block, each institute It states latch projections and both corresponds to the tune code wheel, the cooperation lock is offered on each periphery for adjusting code wheel The receiving notch that convex block enters is closed, when the password bad of the code component, each latch projections are corresponding against its The periphery for adjusting code wheel；When the password of the code component is correct, it is respectively corresponding that each receiving notch is directed at it Latch projections；

Preferably, the unlatching sliding block includes the first unlatching sliding block and second opens sliding block, and described second opens sliding block position It is opened above sliding block in described first；It is described first unlatching sliding block lateral edge in the horizontal direction on extend outward to form T-shape Protrusion, the T-shape protrusion are equipped with the first locking bolt in such a way that parallel described first opens sliding block, set in the T-shape protrusion There is dome-type protrusion, a tension spring is connected in the dome-type protrusion；Described second opens sliding block lateral edge along water Square extend outward to form T-shape protrusion upwards, the T-shape protrusion is equipped with the in such a way that parallel described second opens sliding block Two locking bolts, the length of second bolt are greater than the length of first locking bolt；The T-shape protrusion is prominent equipped with dome-type It rises, a tension spring is connected in the dome-type protrusion；Described second opens sliding block dashes forward equipped with rectangle in the vertical direction It rises and square protrusions, the square protrusions is located at the described second end for opening sliding block one end.

Preferably, the pedestal is equipped with elastic slice, and the bending of described elastic slice one end is equipped with corresponding with first locking bolt the One elastic slice and the second elastic slice corresponding with the second locking bolt, first elastic slice and the second elastic slice are in the same size, first elastic slice It is equipped with several protrusions, first elastic slice and the second elastic slice edge in the horizontal direction from the protrusion with the terminal edge of the second elastic slice Gradually curve increases downwards at place, and a U-shaped mouth, first elastic slice and second are formed between first elastic slice and the second elastic slice The knee of elastic slice is equipped with first crossbar and second crossbar, and the diameter of the first crossbar is greater than the diameter of the second crossbar, The center of circle of the second crossbar is on the horizontal tangent of the circumference highest point of the first crossbar.

Preferably, the other end of the shell, which is equipped with, pushes the pushing block for opening slide block movement, edge in the middle part of the pushing block The length direction of the shell extends inwardly to form the rectangular protrusions for opening sliding block and the second unlatching sliding block against first, the square Shape protrusion side is equipped with the first inclined-plane；The shell is equipped with track on position corresponding with the pushing block, sets on the pushing block There is the projection with track cooperation, the pushing block pushes first sliding block and second to slide by the projection along the track Block slides, and is additionally provided with triangular groove on the pushing block.

It preferably, further include cipher change switch, one end of the cipher change switch is equipped with circular protrusions, the password Replacement switch the other end be equipped with several rectangular notches, the rectangular notch include first rectangular notch, the second rectangular notch and Third rectangular notch, second rectangular notch are equipped with the second inclined-plane, and the top of the cipher change switch is in vertical direction Be equipped with arc-shaped through-hole, the arc-shaped through-hole and the third rectangular notch on same level direction, the arc-shaped through-hole Outer wall is equipped with several longitudinal dents, and the longitudinal direction dent includes first longitudinal direction dent and second longitudinal direction dent；

Rectangular recess is additionally provided on the shell, the rectangular recess and the locking bolt are described on same level direction The inner wall of groove leads to equipped with longitudinal protrusion with dent cooperation clamping and with the circle of the round protrusions match socket Hole, the groove are equipped with opening on the case width direction, and the groove is equipped with one on the length direction of the shell Transverse projections, the transverse projections are located at the lower section of the opening and with the opening on same vertical direction；The password Replacement switch is extend into the rectangular recess by the opening, at this point, the circle protrusion and the circular through hole are socketed, The first rectangular notch is connect with the lateral projection, and the longitudinal direction protrusion is connected in second dent.

Preferably, the shell is equipped with motion bar and the 4th notch in one end close to the lock body；4th notch On the side wall of the shell, the motion bar and the 4th notch twine on the motion bar on same level direction It is arranged with finer wire, one end of the finer wire is fixed on the motion bar, and the other end of the finer wire passes through described the Four notches stretch out outside the shell to be connect with third pulling-on piece.

A kind of anti-theft backpack, the knapsack apply above-mentioned theftproof lock, which includes knapsack ontology and be set to described The shoulder belt at the backpack body back side；The knapsack ontology is equipped with accommodating chamber, and the opening of the accommodating chamber is equipped with double-layered slide fastener, described Accommodating chamber is connect with the knapsack ontology back side by the double-layered slide fastener, the double-layered slide fastener be equipped with for control zipper into The first slider of zipper fastener and the second slider of zipper fastener row engagement or unlocked, the accommodating chamber top are equipped with theftproof lock, first slider of zipper fastener It is locked on the theftproof lock with the second slider of zipper fastener；The shoulder belt includes left shoulder belt and right shoulder belt, and the top of the shoulder belt is equipped with Carrying handle, the carrying handle both ends are connect with the left shoulder belt and right shoulder belt respectively, and left button band lower part is equipped with USB interface, described Charging data line is connected on USB interface.

Preferably, the side of the accommodating chamber is equipped with storage pocket and product and locks, the storage pocket for store water bottle or Umbrella；Product lock includes tapered end and spring chain, and one end of the spring chain is fixedly connected on knapsack, the other end with it is described Tapered end connection.

Preferably, first slider of zipper fastener is equipped with first and draws nose, is connected with the first pulling-on piece on the first drawing nose, First pulling-on piece is equipped with lower notch, and second slider of zipper fastener is equipped with second and draws nose, and described second draws nose to be equipped with second Pulling-on piece, second pulling-on piece are equipped with upper notch, and first pulling-on piece and the second pulling-on piece are " S " type, the lower notch and institute Notch mating connection is stated, so that first pulling-on piece and the second pulling-on piece cross lock, on the theftproof lock, described first draws The bending section of nose extends outward to form the first arc-shaped protrusions, and it is prominent that the bending section of the second drawing nose extends outward to form the second arc It rises.

Preferably, first pulling-on piece end both sides of the edge extend outward to form the first arc bump, institute in the horizontal direction It states the second pulling-on piece end both sides of the edge and extends outward to form the second arc bump in the horizontal direction.

The utility model has the advantages that

Compared with prior art, what the present invention obtained has the beneficial effect that

(1) it easily opens；First pulling-on piece and the second pulling-on piece end on both sides of the middle edge extend outwardly shape in the horizontal direction Camber convex block, the setting of the arc bump is so that the thickness in the middle part of second pulling-on piece end is greater than second pulling-on piece Thickness, so that first pulling-on piece and the second pulling-on piece during lock and unlock, reduce first pulling-on piece and second and draw The friction of piece and first locking bolt and the second locking bolt, to reduce the abrasion of first elastic slice and the second pulling-on piece, together When, when the arc bump is pressed against the housing sidewall so that first pulling-on piece and the second pulling-on piece and the housing sidewall it Between form gap, first locking bolt and the second locking bolt do not have to be entirely retracted in the housing sidewall, first pulling-on piece and the Two pulling-on pieces can be popped up by first elastic slice and the second elastic slice respectively, be easy to open after unlocking theftproof lock of the invention.

(2) highly-safe；First slider of zipper fastener is equipped with first and draws nose, and described first draws nose to be equipped with the second pulling-on piece, Second pulling-on piece is equipped with lower notch, and second slider of zipper fastener is equipped with second and draws nose, and described second draws nose to be equipped with third Pulling-on piece, the third pulling-on piece are equipped with upper notch, and first pulling-on piece and the second pulling-on piece are " S " type, the lower notch and institute Notch mating connection is stated, so that first pulling-on piece and the second pulling-on piece cross lock make two zippers on the theftproof lock Head is closely joined together, and is solved the problems, such as that the spacing gap an of very little can be opened between existing two pull heads, is mentioned The safety of high anti-theft backpack.

(3) shrapnel resistance；The knee of first elastic slice and the second elastic slice is equipped with first crossbar and second crossbar, described The setting of first crossbar and second crossbar can prevent excessive deformation when being bent of first elastic slice and second elastic slice, to institute It states the first elastic slice and second elastic slice forms protection, extend the service life of first elastic slice and the second elastic slice.

(4) it is easy to lock.First locking bolt and the second locking bolt are arranged independently of each other, are easy to the first slider of zipper fastener and second Slider of zipper fastener is locked in respectively on the first locking bolt and the second locking bolt.

Detailed description of the invention

Fig. 1 is the main view of knapsack of the present invention；

Fig. 2 is the side view of knapsack of the present invention；

Fig. 3 is the rearview of knapsack of the present invention；

Fig. 4 is the front view of knapsack of the present invention；

Fig. 5 is the use schematic diagram of product lock of the invention；

Fig. 6 is the structural schematic diagram of theftproof lock of the invention；

Fig. 7 is the structural schematic diagram of theftproof lock of the invention；

Fig. 8 is the cipher change step schematic diagram of theftproof lock of the invention；

Fig. 9 is pulling-on piece and theftproof lock connection schematic diagram of the invention；

Figure 10 is pulling-on piece and theftproof lock connection side view of the invention；

Figure 11 is pulling-on piece structure schematic diagram of the invention；

Figure 12 is the scheme of installation of first crossbar and second crossbar of the invention；

Figure 13 is elastic piece structure schematic diagram of the invention；

Figure 14 is the side view of cipher change switch of the invention；

Figure 15 is the bottom view of cipher change switch of the invention；

Figure 16 is the top view of pushing block of the invention；

Figure 17 is the side view of pushing block of the invention；

Figure 18 is the top view of tune code wheel of the invention；

Figure 19 is the side view of tune code wheel of the invention；

Figure 20 is the top view of pulling-on piece of the invention；

Figure 21 is the side view of pulling-on piece of the invention；

Figure 22 is the structural schematic diagram of double-layered slide fastener head of the invention；

The corresponding technical characteristic of label in attached drawing are as follows:

1- shell, 111- circular through hole, the longitudinal direction 112- protrusion, 12- motion bar, 13- finer wire, the 4th notch of 14-, 15- Third pulling-on piece；

2- pedestal, 21- elastic slice, the first elastic slice of 211-, the second elastic slice of 212-, 213- first crossbar, 214- second crossbar；

31- first opens sliding block, the first locking bolt of 311-, and 32- second opens sliding block, the second locking bolt of 321-；

41- lock core, 42- lock body shell, 43- shifting block, 44- support convex block；

51- combination disk, 52- tune code wheel, 521- receiving notch, 53- closing piece, 531- latch projections, 532- hook portion, 533- stop Dynamic portion；

6- pushing block, 61- rectangular protrusions, the first inclined-plane 611-, 63- triangular groove, the first protrusion of 64-, 65- second are prominent It rises；

7- cipher change switch, 71- circle protrusion, 72- first rectangular notch, the second rectangular notch of 73- 731- second are oblique Face, 74- third rectangular notch, 75- arc-shaped through-hole, 751- first longitudinal direction dent, 752- second longitudinal direction dent；

8. knapsack ontology, 81- accommodating chamber, 811- storage pocket, 812- product lock, 8121- tapered end, 8122- spring chain, 813- Theftproof lock, the first slider of zipper fastener of 82-, 821- first draw nose, the first arc-shaped protrusions of 8211-, the first pulling-on piece of 822-, notch under 8221-, The first arc bump of 8222-, the second slider of zipper fastener of 83-, the drawing nose of 831- second, the second arc-shaped protrusions of 8311-, the second pulling-on piece of 832-, The upper notch of 8321-, the second arc bump of 8322-.

9- shoulder belt, the left shoulder belt of 91-, 911-USB interface, 912- data charging cable, 92- have shoulder belt, 93- carrying handle.

Specific embodiment

To facilitate the understanding of the present invention, the present invention is further described in more detail below with reference to relevant drawings.Attached drawing In give preferred embodiments of the present invention.But the present invention can be embodied in other different forms, it is not limited to this Literary described embodiment.Opposite, the purpose for providing this embodiment is to understand the disclosure more Add thorough.Unless otherwise defined, all technical and scientific terms used herein are led with technology of the invention is belonged to The normally understood meaning of the technical staff in domain is identical.Term as used herein in the specification of the present invention is intended merely to retouch State the purpose of specific embodiment, it is not intended that in the limitation present invention.

Embodiment one

As shown in Figure 6 and Figure 7, a kind of theftproof lock, including shell 1 and pedestal 2, the shell 1 are beaten with pedestal 2 by screw The mode in hole is attached, and being equipped in the middle part of the shell 1 can the unlatching sliding block that slides of the shell 1 relatively；The one of the shell 1 End is equipped with lock body, and the lock body includes lock core 41 and lock body shell 42；The lock body shell 42 is equipped with 41 turns of lock core Dynamic shifting block 43 and it can hinder what the unlatching sliding block slided to support convex block 44, the lock core 41 against the unlatching sliding block Upper insertion key does not hinder the unlatching sliding block by key rotation lock core 41 to support convex block 44 described in drive and turn to, this When, push the unlatching sliding block that can unlock.

It as shown in Figure 6 and Figure 7, further include code component, the code component includes that can reciprocatingly slide and can hook The closing piece 53 of the shifting block, when the password of the code component is correct, the sliding of closing piece 53 drives the shifting block 43 to rotate, The unlatching sliding block is not hindered to support convex block 44 described in drive and turn to, at this point, pushing the unlatching sliding block so that described anti- Steal lock unlock；

It is intracavitary in the shell 1 to be provided with several fixed links and (do not have picture in attached drawing as shown in Fig. 6, Fig. 7, Figure 18 and Figure 19 Out), the code component further includes the combination disk 51 being successively sheathed in the fixed link and tune code wheel 52；On the closing piece 53 Equipped with several latch projections 531, the hook portion 532 and retainer 533 of the shifting block are hooked, each latch projections 531 are corresponding In a tune code wheel 52, offered on each periphery for adjusting code wheel 52 the cooperation latch projections 531 into The receiving notch 521 entered, when the password bad of the code component, each latch projections 531 are pressed against its corresponding institute State the periphery for adjusting code wheel 52；When the password of the code component is correct, it is respectively right that each receiving notch 521 is directed at it The latch projections 531 answered；

As shown in Figure 6 and Figure 7, the unlatching sliding block includes first opening sliding block 31 and second and opening sliding block 32, and described the Two, which open sliding block, is located above the first unlatching sliding block；Described first open sliding block lateral edge in the horizontal direction on to extension It stretches to form T-shape protrusion, the T-shape protrusion is equipped with the first locking bolt 311 in such a way that parallel described first opens sliding block, described T-shape protrusion is equipped with dome-type protrusion, is connected with a tension spring in the dome-type protrusion；Described second opens sliding block Lateral edge in the horizontal direction on extend outward to form T-shape protrusion, the T-shape protrusion opens sliding block with parallel described second Mode be equipped with the second locking bolt 321, the length of second bolt 321 is greater than the length of first locking bolt 311；" T " Type protrusion is equipped with dome-type protrusion, is connected with a tension spring in the dome-type protrusion；The second unlatching sliding block exists Vertical direction is equipped with rectangular protrusions and square protrusions, and the square protrusions are located at described second and open 32 one end of sliding block End.

As shown in Fig. 6, Fig. 7, Figure 12 and Figure 13, the pedestal 2 is equipped with elastic slice 21, and 21 one end of elastic slice bending is equipped with And corresponding first elastic slice 211 of the first locking bolt 311 and second elastic slice 212 corresponding with the second locking bolt 321, first bullet Piece 211 and the second elastic slice 212 are in the same size, and the terminal edge of first elastic slice 211 and the second elastic slice 212 is set in the horizontal direction There are several protrusions, first elastic slice 211 and the second elastic slice 212 along gradually curve increases downwards from the prominence, described the A U-shaped mouth, the knee of first elastic slice 211 and the second elastic slice 212 are formed between one elastic slice 211 and the second elastic slice 212 Equipped with first crossbar 213 and second crossbar 214, the diameter of the first crossbar 213 is greater than the diameter of the second crossbar 214, The center of circle of the second crossbar 214 is on the horizontal tangent of the circumference highest point of the first crossbar 213.The first crossbar 213, second crossbar 214 setting so that first elastic slice 211 and the second elastic slice 212 when being bent will not excessive deformation, return not To original position, protection is formed to first elastic slice 211 and second elastic slice 212, extends 211 He of the first elastic slice The service life of second elastic slice 212.

As shown in Fig. 6, Fig. 7, Figure 16 and Figure 17, the other end of the shell 1, which is equipped with, pushes the unlatching slide block movement Pushing block 6, the pushing block middle part extend inwardly to form along the length direction of the shell and open against the first unlatching sliding block 31 and second The rectangular protrusions 61 of sliding block 32 are opened, 61 side of rectangular protrusions is equipped with the first inclined-plane 611；The shell 1 with the pushing block 6 Corresponding position is equipped with track (not drawing in attached drawing), and the pushing block 6 is equipped with the first protrusion cooperated with the track 64 and second protrusion 65, the pushing block 6 push described first along the track by first protrusion 64 and the second protrusion 65 Sliding block 31 and the second sliding block 32 slide, and are additionally provided with triangular groove 63, the setting pair of the triangular groove 63 on the pushing block 6 The pushing block 6 forms a guiding role, is carried out pushing the pushing block 6 according to the instruction direction of the triangular groove 63.

It further include cipher change switch 7 as shown in Fig. 6, Fig. 7, Figure 14 and Figure 15, one end of the cipher change switch 7 Equipped with round protrusion 71, the other end of the cipher change switch 71 is equipped with several rectangular notches, and the rectangular notch includes the One rectangular notch 72, the second rectangular notch 73 and third rectangular notch 74, second rectangular notch 73 are equipped with the second inclined-plane 731, the top of the cipher change switch 7 is equipped with arc-shaped through-hole 75 in the vertical direction, the arc-shaped through-hole 75 and described the For three rectangular notches 74 on same level direction, the outer wall of the arc-shaped through-hole 75 is equipped with several longitudinal dents, the longitudinal direction Dent includes first longitudinal direction dent 751 and second longitudinal direction dent 752；

It is additionally provided on the shell 1 rectangular recess (not drawn in attached drawing), the rectangular recess and first locking bolt 311 on same level direction, and the inner wall of the groove is equipped with and the first longitudinal direction dent 751 and second longitudinal direction dent Longitudinal protrusion 112 of 752 cooperation clampings and the circular through hole 111 being socketed with the round cooperation of protrusion 711, the groove is in institute It states 1 width direction of shell and is equipped with opening (not drawing in attached drawing), the groove is equipped on the length direction of the shell 1 One transverse projections (are not drawn) in attached drawing, and the transverse projections are located at the lower section of the opening and with the opening same perpendicular Histogram is upward；The cipher change switch 7 is extend into the rectangular recess by the opening, at this point, the circle protrusion 71 are socketed with the circular through hole 111, and the first rectangular notch 72 is connect with the transverse projections, the longitudinal direction protrusion 112 It is connected in second dent 752.

As shown in figure 8, rotate the combination disk 51 when replacement password and theftproof lock be adjusted to unlocked state, with pen tip or Person's toothpick, which is extend into the circular through hole 111, pushes the round protrusion 71, to drive the cipher change switch 7 to slide, It is stuck in longitudinal protrusion in second dent 752, the activity of the cipher change switch 7 is limited, at this point, the stop Portion 533 and the third rectangular notch 74 are clamped, to hinder 53 forward slip of closing piece, first inclined-plane 611 with it is described Second inclined-plane 731 is cooperatively connected, and rotates the combination disk 51 and changes password figure, after setting suitable number, described in promotion 6 forward slip of pushing block, 6 synchronous slide of first inclined-plane 611 and the pushing block, first inclined-plane 611 pushes described second The sliding on inclined-plane 731 makes longitudinal protrusion be stuck in first dent 751 to drive the movement of the cipher change switch 7 Interior, the cipher change switch 7 returns to original position, cipher change success.

As shown in Figure 1 to Figure 3, a kind of anti-theft backpack, the knapsack apply above-mentioned theftproof lock, which includes knapsack ontology 8 and the shoulder belt 9 set on the backpack body back side；The knapsack ontology 8 is equipped with accommodating chamber 81 (not drawing in attached drawing), institute The opening for stating accommodating chamber 81 is equipped with double-layered slide fastener, and the accommodating chamber 81 passes through the double-deck drawing with 8 back side of knapsack ontology Chain link, the double-layered slide fastener are equipped with for controlling the first slider of zipper fastener 82 and the second slider of zipper fastener that zipper is engaged or unlocks 83, be equipped at the top of the accommodating chamber 81 theftproof lock 813, first slider of zipper fastener 82 and the locking of the second slider of zipper fastener 83 with it is described antitheft On lock 813；

As shown in figure 3, the shoulder belt 9 includes left shoulder belt 91 and right shoulder belt 92, the top of the shoulder belt 9 is equipped with carrying handle 93, 93 both ends of carrying handle are connect with the left shoulder belt 91 and right shoulder belt 92 respectively, and the setting of the carrying handle 93 mentions convenient for user Knapsack.

91 lower part of left shoulder belt is equipped with USB interface 911, connects charging data line 912 on the USB interface 911.It is described It is that the mobile devices such as mobile phone and tablet computer are filled that the setting of USB interface 911 and charging data line 912, which can connect mobile power source, Electricity.

As shown in Figure 4 and Figure 5, the side of the accommodating chamber 81 is equipped with storage pocket 811 and product lock 812, the storage pocket 811 for storing water bottle or umbrella；The product lock 812 includes tapered end 8121 and spring chain 8122, the spring chain 8122 One end be fixedly connected on knapsack ontology 8, the other end is connect with the tapered end 8121.When needing the short time to leave, with back When packet is inconvenient, the product can be locked 812 and pulled out, tapered end 8121 is locked on the theftproof lock 813 around pillar, is guaranteed Knapsack will not be taken away by people in short time.

As shown in Figures 9 to 11, first slider of zipper fastener 82 is equipped with first and draws nose 821, and described first draws nose 821 On be connected with the first pulling-on piece 822, first pulling-on piece 822 is equipped with lower notch 8221, and second slider of zipper fastener 83 is equipped with the Two draw nose 831, and described second draws nose 831 to be equipped with the second pulling-on piece 832, and second pulling-on piece 832 is equipped with upper notch 8321, institute It states the first pulling-on piece 822 and the second pulling-on piece 832 is " S " type, the lower notch 8221 and the upper notch 8321 are cooperatively connected, institute The first pulling-on piece 822 and 832 cross lock of the second pulling-on piece are stated on the theftproof lock 813, first pulling-on piece 822 and second for being Pulling-on piece 832 cannot pull open gap to both sides respectively, improve the safety of anti-theft backpack.

As shown in Figure 20 and Figure 21, the 822 end on both sides of the middle edge of the first pulling-on piece extends outwardly shape in the horizontal direction At the first arc bump 8222, the thickness so that in the middle part of 822 end of the first pulling-on piece is arranged in first arc bump 8222 Degree is greater than the thickness of first pulling-on piece 822, so that first pulling-on piece 822 is during lock and unlock, described in reduction The friction of first pulling-on piece 822 and first locking bolt 311, to reduce the abrasion of first pulling-on piece 822, meanwhile, described the Thickness in the middle part of one pulling-on piece, 822 end is greater than the whole thickness of first pulling-on piece 822, and first arc bump 8222 is pressed against When 1 side wall of shell, so that forming gap between first pulling-on piece 8222 and the shell 1, first locking bolt 311 is not With 1 side wall of shell is entirely retracted to, first pulling-on piece 822 can be popped up by first elastic slice 211, so that of the invention Theftproof lock unlock after be easy open.

As shown in Figure 20 and Figure 21, the 832 end on both sides of the middle edge of the second pulling-on piece extends outwardly shape in the horizontal direction At the second arc bump 8322, the thickness so that in the middle part of 832 end of the second pulling-on piece is arranged in second arc bump 8322 Degree is greater than the thickness of second pulling-on piece 832, so that second pulling-on piece 832 is during lock and unlock, described in reduction The friction of second pulling-on piece 832 and second locking bolt 321, to reduce the abrasion of second pulling-on piece 832, meanwhile, described the Thickness in the middle part of two pulling-on pieces, 832 end is greater than the whole thickness of second pulling-on piece 832, and second arc bump 8322 is pressed against When 1 side wall of shell, so that forming gap between second pulling-on piece 832 and the shell 1, second locking bolt 321 is not With 1 side wall of shell is entirely retracted to, second pulling-on piece 832 can be popped up by second elastic slice 212, make of the invention It is easy to open after theftproof lock unlock.

Embodiment two

A kind of theftproof lock, including shell 1 and pedestal 2, the shell 1 are connected in such a way that screw punches with pedestal 2 It connects, being equipped in the middle part of the shell 1 can the unlatching sliding block that slides of the shell 1 relatively；One end of the shell 1 is equipped with lock body, institute Stating lock body includes lock core 41 and lock body shell 42；The lock body shell 42 is equipped with the shifting block 43 and energy rotated together with lock core 41 Enough against it is described unlatching sliding block with hinder it is described unlatching sliding block slide support convex block 44, be inserted into key on the lock core 41, lead to Key rotation lock core 41 is crossed, does not hinder the unlatching sliding block to support convex block 44 described in drive and turn to, at this point, being opened described in pushing Opening sliding block can unlock.

It is intracavitary in the shell 1 to be provided with several fixed links, the code component as shown in Fig. 6, Fig. 7, Figure 18 and Figure 19 It further include the combination disk 51 being successively sheathed in the fixed link and tune code wheel 52；The closing piece 53 is equipped with several latch projections 531, the hook portion 532 and retainer 533 of the shifting block are hooked, each latch projections 531 both correspond to the tune code wheel 52, the receiving notch 521 that the cooperation latch projections 531 enter is offered on each periphery for adjusting code wheel 52, When the password bad of the code component, each latch projections 531 are against its corresponding circumference for adjusting code wheel 52 Face；When the password of the code component is correct, each receiving notch 521 is directed at its corresponding latch projections 531；

The pedestal 2 is equipped with elastic slice 21, and the bending of described 21 one end of elastic slice is equipped with corresponding with first locking bolt 311 the One elastic slice 211 and second elastic slice 212 corresponding with the second locking bolt 321,212 size one of first elastic slice 211 and the second elastic slice It causes, the terminal edge of first elastic slice 211 and the second elastic slice 212 is equipped with several protrusions in the horizontal direction (does not have picture in attached drawing Out), first elastic slice 211 and the second elastic slice 212 are along from the prominence, gradually curve increases downwards, first elastic slice 211 and second form a U-shaped mouth between elastic slice 212, and the knee of first elastic slice 211 and the second elastic slice 212 is equipped with the One cross bar 213 and second crossbar 214, the diameter of the first crossbar 213 are greater than the diameter of the second crossbar 214, and described the The center of circle of two cross bars 214 is on the horizontal tangent of the circumference highest point of the first crossbar 213.The first crossbar 213, second The setting of cross bar 214 so that first elastic slice 211 and the second elastic slice 212 when being bent will not excessive deformation, return less than original Position forms protection to first elastic slice 211 and second elastic slice 212, extends first elastic slice 211 and described second The service life of elastic slice 212.

As shown in Figure 16 and Figure 17, the other end of the shell 1, which is equipped with, pushes the pushing block 6 for opening slide block movement, institute 6 middle part of pushing block is stated to extend inwardly to form along the length direction of the shell 1 against the first unlatching sliding block 31 and the second unlatching sliding block 32 rectangular protrusions 61,61 side of rectangular protrusions are equipped with the first inclined-plane 611；The shell 1 is corresponding with the pushing block Position is equipped with track (not drawing in attached drawing), and the pushing block 6 is equipped with the first protrusion 61 for cooperating with the track and the Two protrusions 65, the pushing block 6 push first sliding block 31 along the track by first protrusion 64 and the second protrusion 65 It is slided with the second sliding block 32, is additionally provided with triangular groove 63 on the pushing block 6, the setting of the triangular groove 63 is pushed away to described Block 6 forms a guiding role, is carried out pushing the pushing block 6 according to the instruction direction of the triangular groove 63.

As shown in Figure 14 and Figure 15, the shell 1 further includes cipher change switch 7, one end of the cipher change switch 7 Equipped with round protrusion 71, the other end of the cipher change switch 71 is equipped with several rectangular notches, and the rectangular notch includes the One rectangular notch 72, the second rectangular notch 73 and third rectangular notch 74, second rectangular notch 73 are equipped with the second inclined-plane 731, the top of the cipher change switch 7 is equipped with arc-shaped through-hole 75 in the vertical direction, the arc-shaped through-hole 75 and described the For three rectangular notches 74 on same level direction, the outer wall of the arc-shaped through-hole 75 is equipped with several longitudinal dents, the longitudinal direction Dent includes first longitudinal direction dent 751 and second longitudinal direction dent 752；

It is additionally provided on the shell 1 rectangular recess (not drawn in attached drawing), the rectangular recess is with the locking bolt same In one horizontal direction, the inner wall of the groove be equipped with longitudinal protrusion of dent cooperation clamping and with the round protrusion Cooperate the circular through hole 111 of socket, the groove is equipped with opening (not drawing in attached drawing), institute on the case width direction It states groove and is equipped with a transverse projections (not drawing in attached drawing) on the length direction of the shell, the transverse projections are located at institute State the lower section of opening and with the opening on same vertical direction；The cipher change switch 7 is extend by the opening In the rectangular recess, at this point, the circle protrusion 71 is socketed with the circular through hole 111, the first rectangular notch 72 with The transverse projections connection, the longitudinal direction protrusion are connected in second dent 752.

As shown in fig. 7, the shell 1 is equipped with motion bar 12 and the 4th notch 14 in one end close to the lock body；It is described 4th notch 14 is located on the side wall of the shell 1, the motion bar 12 and the 4th notch 14 on same level direction, Winding is equipped with finer wire 13 on the motion bar 12, and one end of the finer wire 13 is fixed on the motion bar 12, described thin The other end of steel wire 13 is stretched out outside the shell 1 by the 4th notch 14 to be connect with third pulling-on piece 15.

As shown in Figure 1 to Figure 3, a kind of anti-theft backpack, the knapsack apply above-mentioned theftproof lock, which includes knapsack ontology 8 and the shoulder belt 9 set on the backpack body back side；The knapsack ontology 8 is equipped with accommodating chamber 81, the opening of the accommodating chamber 81 Place is equipped with double-layered slide fastener, and the accommodating chamber 81 is connect with 8 back side of knapsack ontology by the double-layered slide fastener, the double-deck drawing Chain is equipped with for controlling the first slider of zipper fastener 82 and the second slider of zipper fastener 83 that zipper is engaged or unlocks, and the accommodating chamber 81 pushes up Portion be equipped with theftproof lock 813, first slider of zipper fastener 82 and the second slider of zipper fastener 83 locking with the theftproof lock 813 on；

As shown in Figure 1 to Figure 3, the shoulder belt 9 includes left shoulder belt 91 and right shoulder belt 92, and the top of the shoulder belt 9, which is equipped with, to be mentioned 93,93 both ends of carrying handle are connect with the left shoulder belt 91 and right shoulder belt 92 respectively, and the setting of the carrying handle 93 is easy to use Person mentions knapsack.

As shown in figure 3,91 lower part of left shoulder belt is equipped with USB interface 911, charge data is connected on the USB interface 911 Line 912.It is that mobile phone and tablet computer etc. move that the setting of the USB interface 911 and charging data line 912, which can connect mobile power source, Dynamic equipment charge.

As shown in figure 22, first slider of zipper fastener 82 is equipped with first and draws nose 821, is connected on the first drawing nose 821 First pulling-on piece 822, second slider of zipper fastener 83 are equipped with second and draw nose 831, are connected with the second pulling-on piece on the second drawing nose 831 832, the bending section of the first drawing nose 821 extends outward to form the first arc-shaped protrusions 8211, and described second draws the bending of nose 831 Portion extends outward to form the second arc-shaped protrusions 8311.It pinches the third pulling-on piece 12 to extract finer wire 14 out, finer wire 14 is twined After being wound in first arc-shaped protrusions 8211 and second arc-shaped protrusions 8311, first pulling-on piece 822, the second pulling-on piece 832 and third pulling-on piece 12 be locked on the locking bolt of the theftproof lock 813 together so that first pulling-on piece 822 and the second pulling-on piece 832 are tightly coupled, and cannot pull open gap to both sides respectively, improve the safety of anti-theft backpack.

The above, the only specific embodiment of the application, but the protection scope of the application is not limited thereto, it is any Change or replacement within the technical scope of the present application should all be covered within the scope of protection of this application.Therefore, this Shen Protection scope please should be subject to the protection scope in claims, according to the disclosure and teachings of the above specification, institute of the present invention The technical staff in category field can also change and modify the above embodiment.Therefore, the invention is not limited to above Some modifications and changes of invention should also be as falling into the guarantor of claim of the invention by the specific embodiment for disclosing and describing It protects in range.In addition, these terms are merely for convenience of description although using some specific terms in this specification, It does not limit the present invention in any way.

Claims

1. a kind of theftproof lock, which is characterized in that including shell and pedestal, the shell and pedestal in such a way that screw punches into Row connection, the housing central section be equipped with can shell sliding relatively unlatching sliding block；One end of the shell is equipped with lock body, institute Stating lock body includes lock core and lock body shell；The lock body shell is equipped with the shifting block rotated together with lock core and can be against described Open sliding block with hinder it is described unlatching sliding block slide support convex block, further include code component, the code component include can The closing piece that reciprocatingly slides and can hook the shifting block, when the password of the code component is correct, the closing piece sliding is driven The shifting block rotation, does not hinder the unlatching sliding block to support convex block described in drive and turn to, at this point, pushing the unlatching sliding block So that the theftproof lock unlock；

Several fixed links are provided in the housing cavity, the code component further includes successively being sheathed in the fixed link Combination disk and tune code wheel；The hook portion and retainer that the closing piece is equipped with several latch projections, hooks the shifting block, each lock It closes convex block and both corresponds to the tune code wheel, it is described sealed convex to offer a cooperation on each periphery for adjusting code wheel The receiving notch that block enters, when the password bad of the code component, each latch projections are corresponding described against its Adjust the periphery of code wheel；When the password of the code component is correct, each receiving notch is directed at its corresponding lock Close convex block.

2. a kind of theftproof lock as described in claim 1, which is characterized in that the unlatchings sliding block includes the first unlatching sliding block and the Two open sliding block, and described second, which opens sliding block, is located above the first unlatching sliding block；Described first opens sliding block lateral edge T-shape protrusion is extended outward to form in the horizontal direction, the T-shape protrusion is set in a manner of the parallel first unlatching sliding block There is the first locking bolt, the T-shape protrusion is equipped with dome-type protrusion, is connected with a tension spring in the dome-type protrusion； It is described second unlatching sliding block lateral edge in the horizontal direction on extend outward to form T-shape protrusion, the T-shape protrusion is with parallel Described second mode for opening sliding block is equipped with the second locking bolt, and the length of second bolt is greater than the length of first locking bolt； The T-shape protrusion is equipped with dome-type protrusion, is connected with a tension spring in the dome-type protrusion；Described second opens Sliding block is equipped with rectangular protrusions and square protrusions in the vertical direction, and the square protrusions are located at described second and open sliding block one The end at end.

3. a kind of theftproof lock as described in claim 1, which is characterized in that the pedestal is equipped with elastic slice, described elastic slice one end Bending be equipped with and corresponding first elastic slice of first locking bolt and the second elastic slice corresponding with the second locking bolt, first elastic slice and Second elastic slice is in the same size, and the terminal edge of first elastic slice and the second elastic slice is equipped with several protrusions in the horizontal direction, described First elastic slice and the second elastic slice form one between first elastic slice and the second elastic slice along being gradually increased downwards from the prominence The knee of a U-shaped mouth, first elastic slice and the second elastic slice be equipped with first crossbar and second crossbar, the first crossbar it is straight Diameter is greater than the diameter of the second crossbar, the horizontal cutting of the center of circle of the second crossbar in the circumference highest point of the first crossbar On line.

4. a kind of theftproof lock as described in claim 1, which is characterized in that the other end of the shell, which is equipped with, pushes the unlatching The pushing block of slide block movement, the length direction in the middle part of the pushing block along the shell extend inwardly to form against first open sliding block and Second opens the rectangular protrusions of sliding block, and the rectangular protrusions side is equipped with the first inclined-plane；The shell is corresponding to the pushing block Position be equipped with track, the pushing block is equipped with the projection that cooperates with the track, and the pushing block is by the projection along institute It states track and pushes first sliding block and the sliding of the second sliding block, be additionally provided with triangular groove on the pushing block.

5. a kind of theftproof lock as described in claim 1, which is characterized in that further include cipher change switch, the cipher change One end of switch is equipped with circular protrusions, and the other end of the cipher change switch is equipped with several rectangular notches, the rectangular notch Including first rectangular notch, the second rectangular notch and third rectangular notch, second rectangular notch is equipped with the second inclined-plane, institute The top for stating cipher change switch is equipped with arc-shaped through-hole in the vertical direction, and the arc-shaped through-hole and the third rectangular notch exist On same level direction, the outer wall of the arc-shaped through-hole is equipped with several longitudinal dents, and the longitudinal direction dent includes first longitudinal direction Dent and second longitudinal direction dent；

Rectangular recess is additionally provided on the shell, the rectangular recess and the locking bolt are on same level direction, the groove Inner wall be equipped with and longitudinal protrusion of dent cooperation clamping and the circular through hole with the round protrusions match socket, institute It states groove and is equipped with opening on the case width direction, it is laterally prominent that the groove is equipped with one on the length direction of the shell It rises, the transverse projections are located at the lower section of the opening and with the opening on same vertical direction；The cipher change is opened It closes and is extend into the rectangular recess by the opening, at this point, the circle protrusion and the circular through hole are socketed, described the One rectangular notch is connect with the lateral projection, and the longitudinal direction protrusion is connected in second dent.

6. a kind of theftproof lock as described in claim 1, which is characterized in that the shell is equipped in one end close to the lock body Motion bar and the 4th notch；4th notch is located on the side wall of the shell, and the motion bar and the 4th notch exist On same level direction, winding is equipped with finer wire on the motion bar, and one end of the finer wire is fixed on the motion bar, The other end of the finer wire is stretched out outside the shell by the 4th notch to be connect with third pulling-on piece.

7. a kind of anti-theft backpack, which is characterized in that the knapsack, should using the theftproof lock of any one as described in claim 1 to 6 Knapsack includes knapsack ontology and the shoulder belt set on the backpack body back side；The knapsack ontology is equipped with accommodating chamber, the appearance The opening of room received is equipped with double-layered slide fastener, and the accommodating chamber connect with the knapsack ontology back side by the double-layered slide fastener, institute Double-layered slide fastener is stated to be equipped with for controlling the first slider of zipper fastener and the second slider of zipper fastener that zipper is engaged or unlocks, the accommodating chamber Top is equipped with theftproof lock, and first slider of zipper fastener and the second slider of zipper fastener are locked on the theftproof lock；The shoulder belt includes left shoulder The top of band and right shoulder belt, the shoulder belt is equipped with carrying handle, and the carrying handle both ends are connect with the left shoulder belt and right shoulder belt respectively, institute It states left button band lower part and is equipped with USB interface, connect charging data line on the USB interface.

8. a kind of anti-theft backpack as claimed in claim 7, which is characterized in that the side of the accommodating chamber is equipped with storage pocket and production Product lock, the storage pocket is for storing water bottle or umbrella；Product lock includes tapered end and spring chain, and the one of the spring chain End is fixedly connected on knapsack, and the other end is connect with the tapered end.

9. a kind of anti-theft backpack as claimed in claim 7, which is characterized in that first slider of zipper fastener is equipped with first and draws Nose is connected with the first pulling-on piece on the first drawing nose, and first pulling-on piece is equipped with lower notch, and second slider of zipper fastener is equipped with Second draws nose, and described second draws nose to be equipped with the second pulling-on piece, and second pulling-on piece is equipped with upper notch, first pulling-on piece and the Two pulling-on pieces are " S " type, and the lower notch and the upper notch are cooperatively connected, so that first pulling-on piece and the second pulling-on piece intersect It is locked on the theftproof lock, the bending section of the first drawing nose extends outward to form the first arc-shaped protrusions, and described second draws nose Bending section extend outward to form the second arc-shaped protrusions.

10. a kind of anti-theft backpack as claimed in claim 9, which is characterized in that first pulling-on piece end both sides of the edge Yan Shui Square to the first arc bump is extended outward to form, second pulling-on piece end both sides of the edge extend outward to form in the horizontal direction Second arc bump.