CN214047897U - Anti-theft knapsack - Google Patents

Abstract

The utility model relates to a technical field of knapsack provides a theftproof knapsack to the lower problem of zip fastener theftproof coefficient of traditional theftproof knapsack, including the knapsack body, the opening has been seted up to the knapsack body, and open-ended edge is provided with the zipper strip, and the meshing is provided with two and draws zipper head on the zipper strip, and the zipper head upper surface all rotates and is connected with the supporting seat, and the supporting seat upper surface all articulates there is the connecting rod, and the knapsack still is provided with locking Assembly for fixed connection rod's position when two draw zipper head mutual butts. This application has the effect that promotes knapsack theftproof coefficient.

Description

Anti-theft knapsack

Technical Field

The application relates to the technical field of backpacks, in particular to an anti-theft backpack.

Background

The backpack is a common living appliance in daily life, and is characterized by convenient carrying, liberation of both hands, light weight, good wear resistance and convenience for going out.

Along with the continuous promotion of science and technology level, people also more and more present the variety to the requirement of knapsack, various computer knapsack, tourism knapsack and leisure knapsack also appear thereupon in order to satisfy the different demand of people. And the knapsack often adopts the zipper strip to seal among the mutual technique, and often sets up two zipper head so that the closure of zipper strip on the zipper strip.

According to the related technology, when people go out to use the backpack, people often carry the backpack on the back, the backpack carried on the back is in a visual blind area, other people can directly pull open the zipper head on the backpack, and things put in the backpack are stolen, so that property loss of people is caused. The inventor believes that the conventional backpack has a disadvantage of low theft protection factor when in use.

SUMMERY OF THE UTILITY MODEL

In order to improve the factor of burglary protection of knapsack, this application provides a theftproof knapsack.

The application provides a theftproof knapsack adopts following technical scheme:

the utility model provides an anti-theft backpack, includes the knapsack body, the opening has been seted up to the knapsack body, the open-ended edge is provided with the zipper strip, the meshing is provided with two zipper puller on the zipper strip, the zipper puller upper surface all rotates and is connected with the supporting seat, the supporting seat upper surface all articulates there is the connecting rod, the knapsack still is provided with locking Assembly for work as two when the mutual butt of zipper puller fixed connection pole's position.

Through adopting above-mentioned technical scheme, when two draw zipper head butt closed zip fasteners each other, through the position of locking Assembly fixed link pole, and then the fixed position of two draw zipper heads for draw zipper head can't directly pull open, be favorable to reducing the condition that the knapsack was pulled open by the pickpocket when going out, make the knapsack difficult by being opened, be favorable to improving the theftproof coefficient of knapsack, be favorable to reducing the condition that the valuables in the knapsack lost.

Preferably, locking Assembly is including setting up in the main splint of knapsack, the main splint still articulates there is vice splint, vice splint are located directly over the main splint, just vice splint are provided with two first lugs towards the protrusion of one side of main splint, set up the first through-hole that supplies first lug to peg graft on the connecting rod, one side that main splint and vice splint are close to each other is provided with the box and detains with the son respectively, the box cooperates with the son joint of detaining, works as when the son joint cooperates in the box, first lug supports tightly for the one end of vice splint and main splint.

Through adopting above-mentioned technical scheme, when the position of two connecting rods needs to be fixed, remove two and draw zipper head to be close to each other until sealing the zip fastener, place two connecting rods on the plate main, and make putting up of first through-hole on the connecting rod, the direction toward being close to the plate main rotates the auxiliary splint, make two first lugs insert two first through-holes, and detain the joint cooperation with the son on the box, and then make the position of connecting rod fixed, make two draw zipper head unable displacements, and then make the knapsack difficult for opening, be favorable to improving the coefficient of burglary protection of knapsack, make the theftproof article in the knapsack difficult for losing.

Preferably, the locking component comprises a main pressing plate arranged on the backpack, an auxiliary pressing plate is erected above the main pressing plate, two second convex blocks are arranged on the main pressing plate in a protruding mode towards one side of the auxiliary pressing plate, an inserting hole for inserting the second convex blocks is further formed in one side of the auxiliary pressing plate towards the main pressing plate, a second through hole for inserting the second convex blocks is formed in the connecting rod, a clamping groove is further formed in the outer peripheral face of each second convex block, a clamping block is arranged on the auxiliary pressing plate in a sliding inserting mode, a sliding groove for inserting the clamping block in a sliding mode is formed in the auxiliary pressing plate, and the clamping block is matched with the clamping groove in a clamping mode.

Through adopting above-mentioned technical scheme, when the position of two connecting rods needs to be fixed, establish the connecting rod on the second lug through the second through-hole cover earlier to insert the spliced eye with the second lug, when draw-in groove and spout are just to the time each other, remove the fixture block and insert the draw-in groove, make the position of second lug fixed, and then make the position of connecting rod fixed, make two zipper head unable direct movements, make the zip fastener be difficult for opening, be favorable to reducing the condition that valuables lost in the knapsack.

Preferably, the bottom wall of the sliding groove is fixedly connected with a spring, one end of the spring, which is opposite to the bottom wall of the sliding groove, is fixedly connected to one end, which faces the bottom wall of the sliding groove, of the clamping block, and the spring gives a driving force for the clamping block to extend out of the sliding groove.

Through adopting above-mentioned technical scheme, through the setting of spring for the fixture block can block in the draw-in groove more steadily, makes the fixture block can support tight draw-in groove all the time, and then makes the position of connecting rod more difficult for removing, makes to draw the zipper head can't be directly pulled open, and then makes the difficult loss of valuables in the knapsack.

Preferably, a guide rod is vertically arranged on one side, facing the auxiliary pressure plate, of the main pressure plate, and a guide hole for inserting the guide rod is further formed in one side, facing the main pressure plate, of the auxiliary pressure plate.

Through adopting above-mentioned technical scheme, peg graft in the setting of guiding hole through the guide bar for the second lug is changeed and is aimed at with the spliced eye, and then makes the second lug change in inserting the spliced eye, makes the rigidity of connecting rod more convenient.

Preferably, the locking assembly comprises a locking seat arranged at the top end of the backpack, the connecting rod is rotatably connected with a locking rod, an external thread is arranged on the outer peripheral surface of one end of the locking rod along the length direction, a threaded hole is formed in the locking seat, and the locking rod is in threaded connection with the threaded hole.

Through adopting above-mentioned technical scheme, when fixed connecting rod's position, rotate the supporting seat and by the portable connecting rod towards the locking seat, aim at the screw hole on the locking seat with the one end that the check lock lever was provided with the external screw thread to rotate the check lock lever, make check lock lever and screw hole threaded connection, make the connecting rod fixed on the locking seat, make the connecting rod difficult by the unblock, and then make the zip fastener difficult by directly opening, be favorable to reducing the condition that the valuables in the knapsack lost.

Preferably, the locking rod is provided with anti-skidding lines on the outer peripheral surface close to the connecting rod.

Through adopting above-mentioned technical scheme, through the setting of anti-skidding line for it is more convenient to rotate the check lock pole, is favorable to more conveniently with check lock pole threaded connection on the locking seat, and then makes the fixed simple and convenient more of the position of connecting rod.

Preferably, the edges of the first through holes are chamfered.

Through adopting above-mentioned technical scheme for first locking lug changes in inserting first through-hole, and then makes the position of connecting rod better by fixed, makes the fixed operation of the position of connecting rod more simple and convenient.

In summary, the present application includes at least one of the following beneficial technical effects:

1. by arranging the locking assembly on the backpack body, when the two zipper heads are close to each other to seal the zipper, the two connecting rods are fixed by the locking assembly; the zipper head can not be directly pulled open, which is beneficial to increasing the anti-theft coefficient of the backpack;

2. the first convex block is arranged on the auxiliary pressing plate, the first through hole for the first convex block to be inserted is arranged on the connecting rod, and the main clamping plate and the auxiliary clamping plate are respectively provided with the male buckle and the female buckle, so that the position of the connecting rod is fixed, the zipper head cannot be directly pulled open, and valuable articles in the backpack can be better protected;

3. the connecting rod is connected with the locking rod in a rotating mode, the locking rod is in threaded connection with the threaded hole in the locking seat, the connecting rod is not prone to moving, and therefore the zipper head is not prone to displacement.

Drawings

FIG. 1 is a schematic overall structure diagram of a first embodiment of the present application;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a schematic view of an auxiliary clamping plate and a main clamping plate according to the first embodiment of the application;

FIG. 4 is a schematic structural view illustrating a locking assembly according to an embodiment of the present application;

FIG. 5 is a schematic view of the internal structure of the locking assembly for use in the embodiment of the present application;

FIG. 6 is a schematic structural view illustrating a locking assembly for use in an embodiment of the present application;

FIG. 7 is a schematic view of the internal structure of the locking assembly for illustrating the operation of the embodiment of the present application;

FIG. 8 is an enlarged schematic view of portion B of FIG. 7;

fig. 9 is an enlarged schematic view of the portion C in fig. 7.

Description of reference numerals: 1. a backpack body; 2. a slider of a zipper fastener; 20. a zipper tape; 21. a supporting seat; 22. a connecting rod; 3. a main clamping plate; 30. a first through hole; 31. an auxiliary splint; 32. a first bump; 33. a sub-buckle; 34. a female buckle; 4. a locking seat; 41. a locking lever; 42. a threaded hole; 5. a main pressure plate; 50. a second bump; 501. a card slot; 51. a secondary pressure plate; 511. a guide hole; 512. a guide bar; 52. a chute; 53. a second through hole; 54. inserting holes; 55. a clamping block; 551. an extension rod; 5511. a handle; 56. a spring.

Detailed Description

The present application is described in further detail below with reference to figures 1-9.

The embodiment of the application discloses an anti-theft backpack.

Example one

Referring to fig. 1 and 2, including knapsack body 1, the opening has been seted up on the inside cavity of knapsack body 1 and 1 top of knapsack body, 1 top of knapsack body is close to the opening part and is provided with zipper strip 20, the meshing is provided with two and draws zipper head 2 on the zipper strip 20, it is connected with supporting seat 21 to draw zipper head 2 to rotate, supporting seat 21 is provided with connecting rod 22, connecting rod 22 articulates in supporting seat 21 along length direction's one end, still be provided with locking Assembly on the knapsack body 1 for two positions of connecting rod 22 when two are fixed and draw zipper head 2 mutual butt

Referring to fig. 1 and 2, the locking subassembly includes fixed connection in the main splint 3 on 1 top of knapsack body and sets up the vice splint 31 directly over main splint 3, in this embodiment, main splint 3 all is the cuboid form with vice splint 31, and main splint 3 just right each other with vice splint 31, and vice splint 31 articulates in main splint 3 along length direction's one end, and two first lugs 32 of one side fixedly connected with of vice splint 31 orientation main splint 3, the extending direction perpendicular to vice splint 31 length direction of first lug 32.

Referring to fig. 2 and 3, the connecting rod 22 is provided with first through holes 30 for the first protrusions 32 to be inserted, one ends of the main plate 3 and the auxiliary plate 31 opposite to the hinge point are respectively provided with a female buckle 34 and a male buckle 33, and the female buckle 34 is in clamping fit with the male buckle 33. When the female buckle 34 is buckled to the male buckle 33, one end of the first protrusion 32 opposite to the sub plate 31 is abutted against one side of the main plate 3 facing the sub plate 31.

The implementation principle of the anti-theft backpack of the embodiment of the application is as follows: after two draw zipper head 2 mutual butt meshing zipper strips 20, through rotating supporting seat 21, make two connecting rods 22 towards main plate 3, place two connecting rods 22 on the main plate 3 upper surface and make its first through-hole 30 upwards, rotate auxiliary splint 31, make two first lugs 32 insert first through-hole 30 on two connecting rods 22 respectively, and continue to remove auxiliary splint 31, until detaining 33 joint cooperation on box 34 with the son, accomplish the fixed of the position of connecting rod 22, make and draw zipper head 2 difficult direct pull open, be favorable to improving the theftproof coefficient of knapsack, make the difficult loss of valuables in the knapsack body 1.

Example two:

referring to fig. 4 and 5, the second embodiment is different from the first embodiment in that: locking Assembly is including rotating the check lock 41 of connecting in the one end that supporting seat 21 was kept away from to connecting rod 22, check lock 41 is provided with the external screw thread along the outer peripheral face of the one end that length direction kept away from connecting rod 22, locking Assembly still includes fixed connection in the locking seat 4 on knapsack top, locking seat 4 is the cuboid form, locking seat 4 is provided with the one end screw-thread fit's that is provided with the external screw thread with check lock 41 towards one side of drawing zipper head 2, screw hole 42 corresponds two check lock 41 and is provided with two, check lock 41 still is provided with anti-skidding line along the outer peripheral face of the one end that length direction is close to connecting rod 22, be convenient for twist check lock 41 screw hole 42.

The implementation principle of the anti-theft backpack of the embodiment of the application is as follows: after two draw zipper head 2 mutual butt meshing zipper strips 20, through rotating supporting seat 21 for two connecting rods 22 are towards locking seat 4, twist two screw holes 42 respectively with two locking levers 41 in, utilize threaded connection's self-locking function, make connecting rod 22 difficult follow locking seat 4 and shift out, and then make draw zipper head 2 can't be pulled easily, be favorable to reducing the condition that knapsack body 1 was drawn zipper head 2 by the direct pulling, make the difficult lost of valuables in the knapsack body 1.

Example three:

referring to fig. 6 and 7, the third embodiment is different from the first embodiment in that: locking assembly includes main clamp plate 5 of fixed connection in 1 top of knapsack body, and vice clamp plate 51 has still been erect to main clamp plate 5 top, and in this embodiment, main clamp plate 5 all is rectangular platelike with vice clamp plate 51, and main clamp plate 5 is just right each other with vice clamp plate 51, two second lugs 50 of the vertical fixedly connected with of main clamp plate 5 upper surface, and the spliced eye 54 that supplies second lug 50 to peg graft is seted up to vice clamp plate 51 lower surface. The connecting rod 22 is provided with a second through hole 53 for the second bump 50 to be inserted.

Referring to fig. 7 and 8, a clamping groove 501 is recessed in the outer peripheral wall of the second projection 50, a clamping block 55 is inserted in the auxiliary pressing plate 51 in a sliding manner, the clamping block 55 is clamped with the clamping groove 501, a sliding groove 52 for the clamping block 55 to be inserted in a sliding manner is formed in the auxiliary pressing plate 51, the length direction of the sliding groove 52 is the same as that of the auxiliary pressing plate 51, the sliding groove 52 is communicated with the insertion hole 54, a spring 56 is fixedly connected to the bottom wall of the sliding groove 52, one end of the spring 56, which is opposite to the bottom wall of the sliding groove 52, is fixedly connected with one end of the clamping block 55, which faces the bottom wall of the sliding groove 52, and the spring 56 gives a driving force for the clamping block 55 to extend out of the sliding groove 52.

Referring to fig. 7 and 8, an extension rod 551 is further fixedly connected to an end of the fixture block 55 facing the bottom wall of the sliding slot 52, and a length direction of the extension rod 551 is parallel to a length direction of the sliding slot 52. The spring 56 is sleeved on the extension rod 551, one end of the extension rod 551, which is far away from the fixture block 55 along the length direction, penetrates through the bottom wall of the sliding groove 52 and extends out of the auxiliary pressing plate 51, and one end of the extension rod 551, which is far away from the fixture block 55 along the length direction, is further fixedly connected with a handle 5511.

Referring to fig. 7 and 9, four guide rods 512 are vertically and fixedly connected to the upper surface of the main pressure plate 5, the four guide rods 512 are respectively located at four top corners of the main pressure plate 5, four guide holes 511 with downward openings are formed in the lower surface of the auxiliary pressure plate 51, the four guide holes 511 are respectively located at four top corners of the auxiliary pressure plate 51, and the guide holes 511 are slidably inserted into the guide rods 512.

The implementation principle of the anti-theft backpack of the embodiment of the application is as follows: after two draw zipper head 2 butt meshing zipper strips 20 each other, through rotating supporting seat 21, make two connecting rods 22 towards main clamp plate 5, and overlap connecting rod 22 on second lug 50 through second through-hole 53, make in fixture block 55 withdrawal spout 52 through handle 5511 pulling extension rod 551, remove vice clamp plate 51, make second lug 50 insert in spliced eye 54, until spout 52 just right with draw-in groove 501, loosen handle 5511, fixture block 55 inserts draw-in groove 501 under the drive of spring 56, make the position of connecting rod 22 fixed, and then make draw zipper head 2 difficult by the pulling at will, be favorable to better improving the security of knapsack, make the difficult loss of valuables in the knapsack.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (5)

1. The utility model provides an anti-theft backpack, includes knapsack body (1), the opening has been seted up in knapsack body (1), the open-ended edge is provided with zipper strip (20), the meshing is provided with two and draws zipper head (2) on zipper strip (20), draw zipper head (2) upper surface all to rotate and be connected with supporting seat (21), supporting seat (21) upper surface all articulates there is connecting rod (22), knapsack body (1) still is provided with locking Assembly for when two the position of fixed link (22) when drawing zipper head (2) mutual butt, its characterized in that: the locking assembly comprises a main clamping plate (3) arranged on the backpack, the main clamping plate (3) is further hinged with an auxiliary clamping plate (31), the auxiliary clamping plate (31) is located right above the main clamping plate (3), two first convex blocks (32) are arranged on one side, facing the main clamping plate (3), of the auxiliary clamping plate (31) in a protruding mode, a first through hole (30) for the first convex block (32) to be inserted is formed in the connecting rod (22), a female buckle (34) and a male buckle (33) are respectively arranged on one sides, close to each other, of the main clamping plate (3) and the auxiliary clamping plate (31), the female buckle (34) is in clamping fit with the male buckle (33), and when the male buckle (33) is in clamping fit with the female buckle (34), one end, opposite to the auxiliary clamping plate (31), of the first convex block (32) is tightly abutted to the main clamping plate (3);

or the locking assembly comprises a main pressing plate (5) arranged on the backpack body (1), an auxiliary pressing plate (51) is erected above the main pressing plate (5), two second convex blocks (50) are convexly arranged on one side, facing the auxiliary pressing plate (51), of the main pressing plate (5), an inserting hole (54) for inserting the second convex blocks (50) is further formed in one side, facing the main pressing plate (5), of the auxiliary pressing plate (51), a second through hole (53) for inserting the second convex blocks (50) is formed in the connecting rod (22), a clamping groove (501) is further formed in the outer peripheral surface of the second convex blocks (50), a clamping block (55) is inserted in the auxiliary pressing plate (51) in a sliding mode, a sliding groove (52) for inserting the clamping block (55) in a sliding mode is formed in the auxiliary pressing plate (51), and the clamping block (55) is matched with the clamping groove (501) in a clamping mode;

or the locking assembly comprises a locking seat (4) arranged on the backpack body (1), the connecting rod (22) is rotatably connected with a locking rod (41), an external thread is arranged on the outer peripheral surface of one end of the locking rod (41) along the length direction, a threaded hole (42) is formed in the locking seat (4), and the locking rod (41) is in threaded connection with the threaded hole (42).

2. The anti-theft backpack according to claim 1, characterized in that: the bottom wall of the sliding groove (52) is further fixedly connected with a spring (56), one end, opposite to the bottom wall of the sliding groove (52), of the spring (56) is fixedly connected to one end, facing the bottom wall of the sliding groove (52), of the clamping block (55), and the spring (56) gives a driving force for the clamping block (55) to stretch out of the sliding groove (52).

3. The anti-theft backpack according to claim 1, characterized in that: the guide rod (512) is vertically arranged on one side, facing the auxiliary pressure plate (51), of the main pressure plate (5), and a guide hole (511) for the guide rod (512) to be inserted is further formed in one side, facing the main pressure plate (5), of the auxiliary pressure plate (51).

4. The anti-theft backpack according to claim 1, characterized in that: the locking rod (41) is provided with anti-slip lines on the outer peripheral surface close to the connecting rod (22).

5. The anti-theft backpack according to claim 1, characterized in that: the edges of the first through holes (30) are all arranged in a chamfer mode.

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