JP6748823B1 - Student bag useful for development - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a student bag which maintains a correct posture and is useful for development. SOLUTION: A storage chamber 12 is installed in a bag 11, and a first fastener 13 is installed on an outer wall. A hanging string 14 is fixedly installed on the right side of the bag, and a mounting chamber 15 and a mounting plate 16 are installed on the right side of the storage chamber. The mounting plate can be fixedly mounted in the left wall of the mounting chamber, the weight of a part of the bag can be transferred to the buttocks through this device, and the child can be in the correct posture by supporting the waist. It can be maintained and adjusted for different physiques, making it suitable for more children. [Selection diagram] Fig. 1

Description

The present invention deals with the technical field of bags, and is specifically a student bag useful for development.

Today's students are under even more pressure, their homework is increasing day by day, and they have to carry heavy bags every day to go to and from school. However, if a growing student carries a heavy bag on his back, the spine may become deformed. When it comes to cicadas, it affects both height and development. Therefore, it is necessary to design a student bag that is useful for growth. INDUSTRIAL APPLICABILITY According to the present invention, it is possible to skillfully transfer a part of the weight of the bag to the buttocks, and further to support the waist and maintain a good posture. The device can also be adjusted to suit the physique of the user, increasing comfort.

Chinese Patent Application Publication No. 109156977

It is an object of the present invention to provide a student bag that is useful for growth and to eliminate the above-mentioned drawbacks existing in the existing technology.

A student bag useful for growth according to the present invention includes a bag, a storage chamber is installed in the bag, a first fastener is installed on an outer wall of the storage chamber, and a hanging strap is provided on the right side of the bag. The mounting chamber is installed symmetrically in the front-rear direction and fixed, the mounting chamber is installed on the right side of the storage chamber, the mounting plate is installed in the mounting chamber, and the mounting plate is installed in the left wall of the mounting chamber. The mounting plate can be fixedly mounted, and the mounting plate can be removed when the bag is washed. An elastic back support is fixedly installed at the right end of the lower wall of the mounting chamber. Second fasteners are installed between the front end, the upper end and the rear end of the bag and the mounting chamber, a supporting device is installed between the mounting plate and the bag, and a lifting device is installed in the supporting device. And a telescopic device are installed, a support pad is installed in the support device, the support pad contacts the buttocks and supports the lumbar region, and the support pads contact the buttocks to support the shoulder of the bag. The load is reduced, the support pad keeps the spine upright by supporting the lumbar region, and it prevents the nausea.The lifting device can adjust the height of the support pad according to the physique of the user. The telescopic device can adjust the abutting condition of the support pad, and adjusts the support pad through the elevating device and the telescopic device so that the back part feels comfortable.

As a further technical plan, the support device includes an engagement chamber, the engagement chamber is installed on a lower wall of the mounting chamber, an internal gear is rotatably installed in the engagement chamber, and the internal gear is moved up and down. A power shaft is fixedly installed at the lower end of the internal gear, the lower end of the power shaft extends to the outside, and a first knob is fixedly installed at the lower end of the power shaft. The bevel gear chamber is installed in the mounting plate, and a drive bevel gear is rotatably installed in the bevel gear chamber, and the drive mechanism can be adjusted by rotating the first knob. A second knob is fixedly installed at the right end of the bevel gear, the second knob is located on the right side of the mounting plate, and a driven bevel gear is installed at the rear end of the drive bevel gear so as to mesh with each other. Moving screw bolts are fixedly installed at the front and rear ends of the driven bevel gear, and slide plate chambers are symmetrically installed at the front and rear sides of the bevel gear chamber, and the moving screw bolts extend into the slide plate chamber. The slide plate is slidably connected to the inner wall of the slide plate chamber, and the telescopic device can be adjusted by turning the second knob.

As a further technical plan, the elevating device includes an elevating chamber opening to the right, the elevating chamber is installed to communicate between the slide plate chambers, and the elevating plate is slidable in the elevating chamber. A guide slide chamber having a right opening is installed vertically symmetrically in the elevating chamber, and a guide slide plate is slidably installed in the guide slide chamber at the right end of the guide slide plate. A fixed block is fixedly installed, the support pad is fixedly installed at the right end of the fixed block, and the guide slide plate is slid left and right by the lateral expansion and contraction of the support pad. The guide slide plate can support the support pad, and lifting screw bolts are symmetrically and screwed to the front and rear ends of the lifting plate, and a pulley chamber is installed under the lifting chamber. Has a lower end extending into the pulley chamber, and a pulley is fixedly installed at the lower end of the lifting screw bolt, a synchronous belt is provided between the pulleys, and a lower end of the front pulley is provided. A transmission shaft is fixedly installed, a lower end of the transmission shaft extends into the meshing chamber, and a spur gear is fixedly installed on a lower end of the transmission shaft, and the spur gear is the internal gear. It is necessary to mount the spur gear and the internal gear so that they can mesh with each other when the mounting plate is mounted.

As a further technical plan, the telescopic device includes a drive slide chamber, the drive slide chamber is installed at an intermediate position in the lift plate, and the slide rod is slidable in the drive slide chamber in a longitudinally and symmetrical manner. The end of the slide rod away from the center of symmetry extends into the slide plate chamber and is in contact with the slide plate, and a compression spring is fixed between the slide rods. A telescopic chamber having a right side opening is installed on the right side of the driving slide chamber, two telescopic rods are installed in the telescopic chamber, and the two telescopic rods are rotatably connected. The left end of the telescopic rod is hinged to the slide rod, a driven slide chamber is installed in the fixed block, and the slide block can slide in the driven slide chamber in a longitudinally symmetrical manner. , The right end of the telescopic rod is connected to the slide block by a hinge, and the telescopic rod can be extended by bringing the slide rods closer to each other to the slide plate, whereby the fixed block is moved to the right. Link with movement.

The beneficial effects of the present invention are: The present invention has a simple structure and a simple operation method, through which the weight of a part of the bag can be moved to the buttocks, and by supporting the waist, a correct posture for a child can be obtained. It can be maintained and can be adjusted to suit different physiques, making it suitable for more children.

In order to explain the present invention in detail and to explain it conveniently with reference to FIGS. 1 to 5 below, the following directions are defined as follows: FIG. 1 is a front view of the device of the present invention, and The left, right, front, and rear directions are the same as the up, down, left, right, front, and rear directions of the self-projection relationship in FIG.

FIG. 1 is a schematic diagram of the entire internal structure of a student bag useful for growth according to the present invention. FIG. 2 is a schematic diagram of the configuration from the AA direction in FIG. FIG. 3 is an enlarged schematic view of B in FIG. FIG. 4 is a schematic diagram of the configuration from the CC direction in FIG. FIG. 5 is a schematic diagram of the structure taken along the line DD in FIG.

1 to 5, a student bag useful for growth according to the present invention includes a bag 11, a storage chamber 12 is installed in the bag 11, and a first fastener 13 is provided on an outer wall of the storage chamber 12. Is installed, a strap 14 is symmetrically and longitudinally installed on the right side of the bag 11, a mounting chamber 15 is installed on the right side of the storage chamber 12, and a mounting chamber 15 is installed in the mounting chamber 15. A plate 16 is installed, the mounting plate 16 can be fixedly mounted in the left wall of the mounting chamber 15, and the mounting plate 16 can be removed when the bag is washed. An elastic back support part 17 is fixedly installed at the right end of the lower wall of the back wall 15, and a second fastener 18 is installed between the front end, the upper end and the rear end part of the elastic back support part 17 and the mounting chamber 15. A supporting device 101 is installed between the mounting plate 16 and the bag 11, and an elevating device 102 and a telescopic device 103 are installed in the supporting device 101. A pad 19 is installed, the support pad 19 contacts the buttocks to support the waist, and the support pads 19 contact the buttocks to reduce the burden on the shoulder of the bag, and the support pads 19 support the waist. This keeps the spine upright and prevents nausea, the elevating device 102 can adjust the height of the support pad 19 according to the physique of the user, and the telescopic device 103 contacts the support pad 19. The degree of contact can be adjusted, and the support pad 19 can be adjusted through the elevating device 102 and the expanding/contracting device 103 so that comfort can be felt on the back.

Preferably, the supporting device 101 includes an engagement chamber 20, the engagement chamber 20 is installed on a lower wall of the mounting chamber 15, and an internal gear 21 is rotatably installed in the engagement chamber 20. The gear 21 is connected to the lifting device 102, a power shaft 22 is fixedly installed at a lower end of the internal gear 21, the lower end of the power shaft 22 extends to the outside, and the power shaft 22 is provided at a lower end of the power shaft 22. The first knob 23 is fixedly installed, the lifting device 102 can be adjusted by turning the first knob 23, and the bevel gear chamber 24 is installed in the mounting plate 16. 24, a driving bevel gear 25 is rotatably installed, and a second knob 26 is fixedly installed at the right end of the driving bevel gear 25. The second knob 26 is located on the right side of the mounting plate 16. A driven bevel gear 27 is installed at the rear end of the driving bevel gear 25 so as to mesh with each other, and moving screw bolts 28 are fixedly installed at the front and rear ends of the driven bevel gear 27, respectively. Slide plate chambers 29 are symmetrically installed on the front and rear sides of the slide plate, the moving screw bolts 28 extend into the slide plate chamber 29, and are connected to the slide plate 30 by a screw thread. It is slidably connected to the inner wall of the slide plate chamber 29, and the telescopic device 103 can be adjusted by turning the second knob 26.

Preferably, the elevating device 102 includes an elevating chamber 31 that opens to the right, the elevating chamber 31 is installed so as to communicate with the slide plate chambers, and an elevating plate 32 is installed in the elevating chamber 31. A guide slide chamber 33, which is slidably installed, is vertically symmetrically installed in the elevating chamber 31, and a guide slide plate 34 is slidably installed in the guide slide chamber 33. A fixed block 35 is fixedly installed at the right end of the guide slide plate 34, and the support pad 19 is fixedly installed at the right end of the fixed block 35. Is slide-linked to the left and right, and in this process, the guide slide plate 34 can support the support pad 19, and lifting screw bolts 36 are symmetrically and screwed to the front and rear ends of the lifting plate 32. A pulley chamber 38 is installed under the lifting chamber 31, a lower end of the lifting screw bolt 36 extends into the pulley chamber 37, and a pulley 38 is fixedly installed on a lower end of the lifting screw bolt 36. A synchronous belt 42 is circumferentially provided between the pulleys 38, a transmission shaft 49 is fixedly installed at a lower end of the pulley 38 on the front side, and a lower end of the transmission shaft 39 is provided in the meshing chamber 20. A spur gear 40 is fixedly installed on the lower end of the transmission shaft 39, which extends, and the spur gear 40 can mesh with the internal gear 21. 40 and the internal gear 21 must be mounted so that they can mesh with each other.

Preferably, the telescopic device 103 includes a driving slide chamber 43, the driving slide chamber 43 is installed at an intermediate position in the elevating plate 32, and a slide rod 44 is symmetrically arranged in the driving slide chamber 43. Of the slide rods 44, the ends of the slide rods 44 apart from the center of symmetry extend into the slide plate chamber 29 and are in contact with the slide plate 30. A compression spring 45 is fixedly connected to the driving slide chamber 43, and a telescopic chamber 46 that opens to the right is installed on the right side of the drive slide chamber 43. Two telescopic rods 47 are installed in the telescopic chamber 46. The two expansion rods 47 are rotatably connected, the left end of the expansion rod 47 is connected to the slide rod 44 by a hinge, and a driven slide chamber 48 is installed in the fixed block 35. A slide block 49 is installed in the driven slide chamber 48 so as to be symmetrical in the front-rear direction and slidable. A right end of the telescopic rod 47 is connected to the slide block 49 by a hinge, and the slide plate 30 is attached to the slide rod 44. The telescopic rods 47 can be extended by bringing the fixed blocks 35 closer to each other, whereby the fixed block 35 is moved and interlocked to the right.

When the position of the support pad 19 is adjusted, the first knob 23 is turned, the rotation of the internal gear 21 is interlocked by the power shaft 22, the rotation of the spur gear 40 is interlocked by the meshing of the gears, and the front pulley is rotated by the transmission shaft 39. 38 is also interlocked, the rotation of the rear pulley 38 is interlocked by the synchronous belt 42, the rotation of the lifting screw bolt 36 is interlocked, the lifting plate 32 is lifted and lowered by the connection of the screw thread, and the guide slide plate The fixed block 35 and the support pad 19 are moved up and down by 34, the support pad 19 is adjusted to a suitable altitude, the second knob 26 is turned, the rotation of the drive bevel gear 25 is interlocked, and the driven umbrella is engaged by gear engagement. The rotation of the gear 27 is interlocked with the rotation of the moving screw bolt 28, and the slide plates 30 are interlocked with each other by interlocking the screw threads, thereby pushing the slide rods 44 toward each other, thereby expanding and contracting. The extension of the rod 47 is interlocked, the fixed block 35 and the support pad 19 are moved interlocked to the right, and the support pad 19 is adjusted to an appropriate position.

The beneficial effects of the present invention are: The present invention has a simple structure and a simple operation method, through which the weight of a part of the bag can be moved to the buttocks, and by supporting the waist, a correct posture for a child can be obtained. It can be maintained and can be adjusted to suit different physiques, making it suitable for more children.

It is clear to a person skilled in the art that the present invention can be modified in various ways without departing from the spirit and idea of the invention, and all the modifications are within the protection scope of the invention. The protection plan of the present invention should be based on the claims of the present invention.

Claims (4)

In a front view, the bag includes a bag, a storage chamber is installed in the bag, a first fastener is installed on an outer wall of the storage chamber, and a strap is symmetrically fixed on the right side of the bag. A mounting chamber is installed on the right side of the storage chamber, a mounting plate is installed in the mounting chamber, and the mounting plate is fixedly mounted in the left wall of the mounting chamber. Also, the mounting plate can be removed when washing the bag, and an elastic back support part is fixedly installed at the right end of the lower wall of the mounting chamber , and the front end, upper end and rear end of the elastic back support part are A second fastener is installed between the portion and the mounting chamber, a supporting device is installed between the mounting plate and the bag, and an elevating device and a telescopic device are installed in the supporting device. , A support pad is installed in the support device, the support pad is in contact with the buttocks to support the waist, and the support pad is in contact with the buttocks to reduce the burden on the shoulder of the bag, The pad keeps the spine upright by supporting the lumbar region and prevents naps, the elevating device can adjust the height of the support pad according to the physique of the user, and the expansion device expands the support pad. A student bag useful for growth, characterized in that the degree of contact can be adjusted, and the support pad can be adjusted through the elevating device and the elongating device so that comfort can be felt on the back. The support device includes an engagement chamber, the engagement chamber is installed on a lower wall of the mounting chamber, an internal gear is rotatably installed in the engagement chamber, and the internal gear is connected to the lifting device. A power shaft is fixedly installed at the lower end of the internal gear, the lower end of the power shaft extends to the outside, and a first knob is fixedly installed at the lower end of the power shaft. The elevating device can be adjusted by turning, a bevel gear chamber is installed in the mounting plate, a driving bevel gear is rotatably installed in the bevel gear chamber, and a bevel gear is installed at the right end of the driving bevel gear. A second knob is fixedly installed, the second knob is located on the right side of the mounting plate, and a driven bevel gear is installed at a rear end of the drive bevel gear so as to mesh with the driven bevel gear. Movable screw bolts are fixedly installed at the front and rear ends of the, and slide plate chambers are symmetrically installed at the front and rear sides of the bevel gear chamber, and the movable screw bolts extend into the slide plate chamber and slide. The student bag as claimed in claim 1, wherein the slide plate is slidably connected to an inner wall of the slide plate chamber by being connected to a plate by a screw thread. The elevating device includes an elevating chamber that opens to the right, the elevating chamber is installed so as to communicate with the slide plate chamber, and the elevating plate is slidably installed in the elevating chamber. A guide slide chamber that opens to the right is vertically symmetrically installed in the chamber, a guide slide plate is slidably installed in the guide slide chamber, and a fixed block is fixed to the right end of the guide slide plate. The support pad is fixedly installed at the right end of the fixed block, and the guide slide plate is slid left and right by the lateral expansion and contraction of the support pad. A lifting pad can be supported, and lifting screw bolts are symmetrically connected to the front and rear ends of the lifting plate by a screw thread, and a pulley chamber is installed under the lifting chamber, and a lower end of the lifting screw bolt is the pulley. A pulley is fixedly installed at the lower end of the lifting screw bolt and extends in the chamber, a synchronous belt is provided around the pulleys, and a transmission shaft is fixedly installed at the lower end of the front pulley. The lower end of the transmission shaft extends into the meshing chamber, and a spur gear is fixedly installed at the lower end of the transmission shaft, and the spur gear can mesh with the internal gear. The student bag useful for growth according to claim 1. The telescopic device includes a drive slide chamber, the drive slide chamber is installed at an intermediate position in the elevating plate, and a slide bar is installed in the drive slide chamber so as to be longitudinally symmetrical and slidable. An end of the slide rod that is away from the center of symmetry extends into the slide plate chamber and is in contact with the slide plate, and a compression spring is fixedly connected between the slide rods to drive the drive rod. A telescopic chamber that opens to the right is installed on the right side of the slide chamber, two telescopic rods are installed in the telescopic chamber, and the two telescopic rods are rotatably connected to each other. The left end is connected to the slide rod by a hinge, a driven slide chamber is installed in the fixed block, and a slide block is installed in the driven slide chamber so as to be longitudinally symmetric and slidable. The student bag of claim 1, wherein the right end of the telescopic rod is hinged to the slide block.