CN208228589U - A kind of multifunctional student school bag - Google Patents

Abstract

The utility model discloses a kind of multifunctional student school bags, including main packet, the leading flank of main packet is fixedly connected with card frame, the inside of card frame is equipped with cavity, the front side wall of cavity is equipped with multiple through holes, and each through hole is clamped with corresponding fixture block activity respectively, tooth shaft is connected on fixture block, one end of tooth shaft is run through the side wall of fixed frame and is rotatably connected on the side wall of dark chamber, the utility model passes through link block, cooperation between connecting rope and kelly, it realizes when link block and zipper clamping, kelly and shaft can be made to be detached to be clamped, at this moment harness can be pulled out, shoulder school bag, the trailing flank of the main packet of the utility model, which is equipped with convex block, can reduce school bag to the pressure of student, harness can not be pulled out when kelly and shaft are clamped, also school bag can not just be shouldered, student can be reminded not forget to zip up, what harness was directly wound In shaft, it is equipped with torque spring inside shaft, adjusts more convenient when the length of harness, more fitting student use.

Description

A kind of multifunctional student school bag

Technical field

The utility model relates to field of student article technology, specially a kind of multifunctional student school bag.

Background technique

The learning tasks of present school are increasingly heavier, and the school bag of student also becomes increasingly to weigh, and existing school bag is using It will lead to child's hunch, high-low shoulder even vertebra lateral bending in the case of improperly, when serious, cause the body of child not Repairable injury, it is student that school bag on the market, which is a simple sack made of cloth or leather, now For carrying the sack of textbook and stationery, it is unable to reach the pressure for helping student to reduce school bag when books are more, is adjusting The trouble that the length of section harness also compares in short-term, also can not remind student to pull on the zipper of school bag, in order to solve the above problem this reality A kind of multifunctional student school bag is provided with novel.

Utility model content

It is mentioned above in the background art to solve the purpose of this utility model is to provide a kind of multifunctional student school bag Problem.

To achieve the above object, the utility model provides the following technical solutions: a kind of multifunctional student school bag, including master Packet, the leading flank of the main packet are fixedly connected with card frame, and the inside of the card frame is equipped with cavity, sets on the front side wall of the cavity There are multiple through holes, and each through hole is clamped with corresponding fixture block activity respectively, is fixedly connected on each fixture block There is tooth shaft, the leading flank of the main packet is equipped with secondary packet, and the trailing flank of the secondary packet is fixedly connected with fixed frame, and the tooth shaft is separate One end of fixture block is run through the side wall of fixed frame and is rotatably connected on the side wall of dark chamber, and the dark chamber is located at the inside of fixed frame, Connection is engaged in one end that each tooth shaft is located at dark intracavitary portion with tooth band, and the upper side of the tooth band, which is fixedly connected with, to be pushed away Block, the top of the pushing block extend to the outside of fixed frame by through-hole, and the through-hole is located at the chamber top of dark chamber, and the side of through-hole The first extension spring is equipped between wall and the side wall of pushing block, one end of first extension spring is fixedly connected on the side wall of through-hole On, the other end of the first extension spring is fixedly connected on the side side wall of pushing block；

The trailing flank of the main packet is set there are two harness, and one end of described two harnesses is fixedly connected with the rear side in main packet Face upper end, the other end extend through the side wall of corresponding fixed case and are fixedly connected in shaft, and the fixed case is solid respectively Surely it is connected on the two sides side wall of main packet, and the inside of two fixed cases is equipped with inner cavity, between the two sides side wall of the inner cavity It is fixedly connected with central axis, the outside of the central axis is socketed with torque spring, and the outer cover of the torque spring switches through axis, and One end of torque spring is fixedly connected on center shaft, and the other end is fixedly connected in shaft, including the shaft rotation connection On the two sides side wall of chamber, one end of the shaft is equipped with multiple card holes, and each card hole is clamped with kelly activity, the kelly One end far from shaft runs through the side wall of inner cavity and is fixedly connected with connecting rope, and one end that the kelly is located at inner cavity is fixed It is connected with baffle, the second extension spring is equipped between the baffle and inner cavity, and the second extension spring is socketed on kelly, it is described One end of second extension spring is fixedly connected on baffle, and the other end is fixedly connected on the side wall of inner cavity, and the connecting rope is remote One end from kelly through guide pad and is fixedly connected with link block, and the guide pad is fixedly connected on the side wall of main packet side, Zipper head activity on the link block and main bagmouths open is clamped.

Preferably, the trailing flank of the main packet is equipped with multiple convex blocks.

Preferably, main wrap is fixedly connected with folding bag on the side side far from guide pad.

Preferably, the inside of the main packet is equipped with GPS module.

Preferably, the downside of the main packet is fixedly connected with matcoveredn, and the downside quadrangle of the protective layer is fixed It is connected with supporting block, the downside of the upper side of the protective layer, the leading flank of main packet and secondary packet is equipped with velcro.

Compared with prior art, the utility model has the beneficial effects that the utility model by pushing block, tooth band and tooth shaft it Between cooperation, realize push pushing block make tooth band drive tooth shaft rotation, to make fixture block rotated ninety degrees, then fixture block is passed through Through hole is inserted into cavity, unclamps again pushing block, and can rebound pushing block under the elastic force effect of the first extension spring original position, At this moment tooth band can make fixture block rotate back to original angle completion clamping, real by the cooperation between link block, connecting rope and kelly Show when link block and zipper clamping, kelly and shaft can be made to be detached from and be clamped, harness at this moment can be pulled out, shoulder school bag, The trailing flank of the main packet of the utility model, which is equipped with convex block, can reduce school bag to the pressure of student, can not when kelly and shaft are clamped Harness is pulled out, school bag also can not be just shouldered, student can be reminded not forget to zip up, in the shaft that harness is directly wound, It is equipped with torque spring inside shaft, adjusts more convenient when the length of harness.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model leading flank；

Fig. 2 is the structural schematic diagram of the utility model trailing flank；

Fig. 3 is the structural schematic diagram of the utility model card frame；

Fig. 4 is the structural schematic diagram of the utility model cavity；

Fig. 5 is the clamping schematic diagram of the utility model fixture block and through hole；

Fig. 6 is the schematic diagram of internal structure of the dark chamber of the utility model；

Fig. 7 is enlarged drawing at the A of the utility model Fig. 6；

Fig. 8 is the connection schematic diagram of the utility model connecting rope and guide pad；

Fig. 9 is enlarged drawing at the B of the utility model Fig. 8；

Figure 10 is the structural schematic diagram of the utility model downside.

In figure: 1, main packet, 2, card frame, 3, cavity, 4, through hole, 5, fixture block, 6, tooth shaft, 7, fixed frame, 8, dark chamber, 9, lead To axis, 10, tooth band, 11, pushing block, the 12, first extension spring, 13, through-hole, 14, fixed case, 15, inner cavity, 16, central axis, 17, Torque spring, 18, shaft, 19, harness, 20, card hole, 21, kelly, 22, baffle, the 23, second extension spring, 24, connecting rope, 25, guide pad, 26, protective layer, 27, link block, 28, zipper head, 29, folding bag, 30, secondary packet.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-10 is please referred to, the utility model provides a kind of technical solution: a kind of multifunctional student school bag, including main packet 1, The leading flank of the main packet 1 is fixedly connected with card frame 2, and the inside of the card frame 2 is equipped with cavity 3, on the front side wall of the cavity 3 Equipped with multiple through holes 4, and each through hole 4 is clamped with corresponding 5 activity of fixture block respectively, and through hole 4 and fixture block 5 is arranged Shape is to think matched rectangle, and the long side of fixture block 5 is shorter than the long side of through hole 4 and is longer than the short side of through hole 4, to carry out Clamping, after fixture block 5 is rotated by 90 °, can be pierced by from through hole 4, be fixedly connected to tooth shaft 6, institute on each fixture block 5 The one end of tooth shaft 6 far from fixture block 5 is stated through the side wall of fixed frame 7 and is rotatably connected on the side wall of dark chamber 8, the dark chamber 8 is set In the inside of fixed frame 7, the leading flank of the main packet 1 is equipped with secondary packet 30, and pair packet 30 can be disassembled individually, if you need to increase Increased when placement space, the trailing flank of the secondary packet 30 is fixedly connected with fixed frame 7, and each tooth shaft 6 is located at dark chamber 8 Connection is engaged in internal one end with tooth band 10, and the quadrangle of dark chamber 8 is rotatably connected to guiding axis 9, and guiding axis 9 also with tooth band 10 Engagement connection, can be such that tooth band 10 preferably moves, and tooth band 10 is hard elastic material, can move a certain distance, pass through four The guiding setting of the guiding axis 9 at angle allows tooth band 10 that can preferably be limited to movement in range, and the upper side of the tooth band 10 is solid Surely it is connected with pushing block 11, the top of the pushing block 11 extends to the outside of fixed frame 7 by through-hole 13, and the through-hole 13 is located at secretly The chamber top of chamber 8, and the first extension spring 12 is equipped between the side wall of through-hole 13 and the side wall of pushing block 11, the first extension spring 12 makes Under not by external force, the form of fixture block 5 keeps the direction being clamped with through hole 4, only can just make when pushing pushing block 11 Fixture block 5 rotates, and just fixture block 5 and through hole 4 can then be detached from and is clamped, one end of first extension spring 12 is fixedly connected on On the side wall of through-hole 13, the other end of the first extension spring 12 is fixedly connected on the side side wall of pushing block 11；

The trailing flank of the main packet 1 is set there are two harness 19, and one end of described two harnesses 19 is fixedly connected in main packet 1 Trailing flank upper end, the other end extends through the side wall of corresponding fixed case 14 and is fixedly connected in shaft 18, described solid Determine case 14 to be respectively fixedly connected on the two sides side wall of main packet 1, and the inside of two fixed cases 14 is equipped with inner cavity 15, it is described interior Central axis 16 is fixedly connected between the two sides side wall of chamber 15, the outside of the central axis 16 is socketed with torque spring 17, described The outside of torque spring 17 is socketed with shaft 18, and one end of torque spring 17 is fixedly connected on central axis 16, and the other end is solid Surely it is connected in shaft 18, the shaft 18 is rotatably connected on the two sides side wall of inner cavity 15, and torque spring 17 can make shaft 18 Harness 19 is wrapped in shaft 18, as long as pulling out harness 19 when needing to shoulder school bag, the shaft 18 One end is equipped with multiple card holes 20, and each card hole 20 is clamped with 21 activity of kelly, the described one end of kelly 21 far from shaft 18 Through inner cavity 15 side wall and be fixedly connected with connecting rope 24, one end that the kelly 21 is located inside inner cavity 15 is fixedly connected with Baffle 22 is equipped with the second extension spring 23 between the baffle 22 and inner cavity 15, and the second extension spring 23 is socketed in kelly 21 On, one end of second extension spring 23 is fixedly connected on baffle 22, and the other end is fixedly connected on the side wall of inner cavity 15, The one end of the connecting rope 24 far from kelly 21 is through guide pad 25 and is fixedly connected with link block 27, and the guide pad 25 is fixed It is connected on 1 side side wall of main packet, the link block 27 is clamped with 28 activity of zipper head in main 1 opening of packet, when link block 27 When being clamped with zipper head 28, link block 27 can be pulled kelly 21 to be detached from it with card hole 20 by connecting rope 24 and be clamped, at this moment may be used To pull harness 19, when zipper head 28 and link block 27 are detached from clamping, kelly 21 is clamped shaft 18 with card hole 20 and can not rotate, this Shi Wufa pulls harness, realizes if that can not shoulder school bag without pulling on zipper, prevents student from forgetting to zip.

Specifically, it is described it is main packet 1 trailing flank be equipped with multiple convex blocks, it is possible to reduce school bag for student pressure, Also there is good heat dissipation effect.

Specifically, being fixedly connected with folding bag 29, folding bag 29 on the 1 side side far from guide pad 25 of the main packet Liner be that waterproof material can fill raincoat in folding bag 29, folding bag 29 have after pulling open it is biggish hold space, can face When for preventing the apparatus such as raincoat.

Specifically, the inside of the main packet 1 is equipped with GPS module, contain power supply, the structure of GPS module inside GPS module It is that prior art characteristic event the utility model does not illustrate with principle.

Specifically, the downside of the main packet 1 is fixedly connected with matcoveredn 26, the downside quadrangle of the protective layer 26 It is fixedly connected to supporting block, can prevent school bag from directly touching the ground when putting down school bag, so can protect school bag, it is described The downside of the upper side of protective layer 26, the leading flank of main packet 1 and secondary packet 30 is equipped with velcro, can be with when pair packet 30 is removed Protective layer 26 is sticked on the leading flank of main packet 1, protective layer 26 can be sticked to the downside that pair wraps 30 after loading onto secondary packet 30.

Working principle: first pulling on the open end zipper on main packet 1 when needing using knapsack, then makes zipper head 28 and connects The clamping of block 27 is connect, link block 27, which will pull kelly 21, makes it be detached from clamping with shaft 18, and then harness 19 is pulled to shoulder school bag, The zipper on folding bag 29 is pulled open when needing to carry raincoat, folding bag 29 is trailed, so that it may which raincoat is placed on folding bag In 29, when needing to remove pair packet 30 from main packet 1, pushing block 11 is pushed to move pushing block 11 with movable tooth band 10, tooth band 10 is transported It is dynamic to will drive the rotation of tooth shaft 6, make 5 rotated ninety degrees of fixture block, so that it may pull secondary packet 30 to remove it from main packet 1, then make Magic on 1 leading flank of the velcro of 26 upper side of protective layer and main packet, which is affixed to bonding, is fitted in protective layer 26 on main packet 1, beauty It sees generous convenient to use.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of multifunctional student school bag, including main packet (1), it is characterised in that: the leading flank of the main packet (1) is fixedly connected with The inside of card frame (2), the card frame (2) is equipped with cavity (3), and the front side wall of the cavity (3) is equipped with multiple through holes (4), And each through hole (4) is clamped with corresponding fixture block (5) activity respectively, is fixedly connected on each fixture block (5) with teeth Axis (6), the leading flank of the main packet (1) are equipped with secondary packet (30), and the trailing flank of the secondary packet (30) is fixedly connected with fixed frame (7), the tooth shaft (6) runs through the side wall of fixed frame (7) far from the one end of fixture block (5) and is rotatably connected on the side wall of dark chamber (8) On, the dark chamber (8) is located at the inside of fixed frame (7), and each tooth shaft (6) is located at the internal one end of dark chamber (8) and tooth Band (10) engagement connection, the upper side of the tooth band (10) are fixedly connected with pushing block (11), and the top of the pushing block (11) passes through Through-hole (13) extends to the outside of fixed frame (7), and the through-hole (13) is located at the chamber top of dark chamber (8), and the side wall of through-hole (13) The first extension spring (12) are equipped between the side wall of pushing block (11), one end of first extension spring (12) is fixedly connected on On the side wall of through-hole (13), the other end of the first extension spring (12) is fixedly connected on the side side wall of pushing block (11)；

The trailing flank of the main packet (1) is set there are two harness (19), and one end of described two harnesses (19) is fixedly connected in master The trailing flank upper end of (1) is wrapped, the other end extends through the side wall of corresponding fixed case (14) and is fixedly connected on shaft (18) On, the fixed case (14) is respectively fixedly connected on the two sides side wall of main packet (1), and the inside of two fixed cases (14) is all provided with Have inner cavity (15), be fixedly connected with central axis (16) between the two sides side wall of the inner cavity (15), outside the central axis (16) Portion is socketed with torque spring (17), and the outer cover of the torque spring (17) is switched through axis (18), and one end of torque spring (17) It is fixedly connected on central axis (16), the other end is fixedly connected on shaft (18), and the shaft (18) is rotatably connected on inner cavity (15) on two sides side wall, one end of the shaft (18) is equipped with multiple card holes (20), and each card hole (20) is and kelly (21) activity clamping, the kelly (21) run through the side wall of inner cavity (15) far from the one end of shaft (18) and are fixedly connected with connection It restricts (24), the kelly (21) is located at one end inside inner cavity (15) and is fixedly connected with baffle (22), the baffle (22) and interior The second extension spring (23) are equipped between chamber (15), and the second extension spring (23) is socketed on kelly (21), described second draws The one end for stretching spring (23) is fixedly connected on baffle (22), and the other end is fixedly connected on the side wall of inner cavity (15), the company The one end of splicing (24) far from kelly (21) is through guide pad (25) and is fixedly connected with link block (27), the guide pad (25) It is fixedly connected on the side wall of main packet (1) side, zipper head (28) active card on the link block (27) and main packet (1) opening It connects.

2. a kind of multifunctional student school bag according to claim 1, it is characterised in that: on the trailing flank of the main packet (1) Equipped with multiple convex blocks.

3. a kind of multifunctional student school bag according to claim 1, it is characterised in that: the main packet (1) is far from guide pad (25) folding bag (29) are fixedly connected on side side.

4. a kind of multifunctional student school bag according to claim 1, it is characterised in that: the inside of the main packet (1) is equipped with GPS module.

5. a kind of multifunctional student school bag according to claim 1, it is characterised in that: the downside of the main packet (1) is solid Surely matcoveredn (26) are connected, the downside quadrangle of the protective layer (26) is fixedly connected to supporting block, the protective layer (26) the leading flank of upper side, main packet (1) and the downside of secondary packet (30) is equipped with velcro.