Spine-protecting schoolbag
By distributing retractable support components on the back of the back of the bag, evenly sharing the weight of the bag, the problem of local stress on the shoulder is solved, and better spine protection and comfort in use are achieved.
Patent Information
- Application Number
- CN202421129331.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-20
- Publication Date
- 2025-06-13
- Estimated Expiration
- 2034-05-20
AI Technical Summary
The existing schoolbags mainly carry weight through a strap, which causes excessive local stress on the shoulders, which may cause shoulder damage and discomfort.
A spine-protecting schoolbag is designed, and a plurality of retractable support components are uniformly distributed on the back of the schoolbag. The support components include a retractable guide rod, a hollow cylinder, an elastic deformation body and an air channel. By automatically adjusting the expansion and contraction of the guide rod, it is in contact with the user's back, and the weight of the schoolbag is evenly shared.
Through the uniform sharing of the support components, local stress on the shoulder is avoided, the need to bend the body is reduced, the spine is protected, and the ventilation and heat dissipation through the air passage and the massage effect of the sphere are improved, which improves the user's comfort.
Smart Images
Figure CN222968118U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of schoolbags, in particular to a spinal protection schoolbag. Background Art
[0002] A schoolbag refers to a bag made of cloth, leather, etc., which students use to carry textbooks and stationery. With the change of consumers' aesthetic tastes, the materials of luggage are more diversified. Genuine leather, PU, polyester, canvas, cotton and linen and other textured luggage keep up with the fashion trend. At the same time, in an era that increasingly advocates individuality, various styles such as simple, retro, and cartoon also meet the needs of fashionable people to show their individuality from different aspects.
[0003] At present, the backpacks on the market generally only use the way of shoulder straps to bear the weight of the whole schoolbag. The local part of the backpack strap is stressed, bringing great pressure to the shoulders.
[0004] Based on this, the utility model proposes a spinal protection schoolbag to solve the problem of local stress on the shoulders. Content of the Utility Model
[0005] An embodiment of the utility model provides a spinal protection schoolbag to at least solve the problem of local stress on the shoulders.
[0006] To achieve the above object, the embodiment of the utility model adopts the following technical scheme:
[0007] A spinal protection schoolbag includes a schoolbag main body, which includes a first bag body and a second bag body. A part of the first bag body and the second bag body are sewn together, and the other part is connected together by a zipper and can be opened and closed, and combined to form a receiving space.
[0008] Shoulder straps, including a first shoulder strap and a second shoulder strap, which are symmetrically arranged with the center of the second bag body as the center.
[0009] Support components, a plurality of support components are evenly distributed on the back of the second bag body in a rectangular array. The support component includes a telescopic guide rod.
[0010] Wherein, the telescopic guide rods of the plurality of support components automatically adjust the telescopic amount according to the distance between the back of the second bag body and the user's back, so that each guide rod contacts the user's back and evenly shares the weight of the schoolbag main body.
[0011] For the spinal protection schoolbag provided by the embodiment of the utility model, since the telescopic guide rods of the plurality of support components are in contact with and fit the user's back, the overall weight of the schoolbag is evenly distributed to the back, avoiding local stress on the shoulders and being damaged. Due to the shared stress, the user does not need to bend the body, which better protects the user's spine.
[0012] In a possible design, the support assembly also includes: a hollow cylinder, which is hollow, and the guide rod is inserted into the hollow part of the hollow cylinder; a base plate, which is closed and connected to an open end of the hollow cylinder, and the top surface of the base plate, the inner circumference of the hollow cylinder and the bottom surface of the guide rod are surrounded to form an extrusion area; an elastic deformable body filled in the extrusion area; wherein a mechanical pressure is applied to the guide rod, and the guide rod transfers the pressure to the elastic deformable body, and the elastic deformable body produces elastic deformation, and the elastic deformable body returns to its initial state after losing the external force. The purpose of such a setting is that the elastic deformable body can adaptively adjust the deformation amount according to the contact state between the guide rod and the back, so that each guide rod is in contact with the back and the force is shared more evenly.
[0013] In a possible design, the support assembly further includes an air channel, and a plurality of air channels are distributed in an annular shape on the inner wall of the hollow cylinder. The air channel has two ends, one of which extends out of the hollow cylinder toward the back of the user, and the other extends out of the hollow cylinder to communicate with the squeezing area. The purpose of such a setting is that when the elastic deformable body in the squeezing area is squeezed, the volume will become smaller, and in this process, gas will be released, and the gas will flow to the back of the user through the air channel, playing a role in ventilation and heat dissipation, thereby improving the user's comfort.
[0014] In a possible design, the support assembly further includes: a sphere, a part of which is rotatably embedded in one end of the guide rod away from the elastic deformable body; a limit cover, which is installed on the top of the guide rod and sleeved on the outside of the sphere, and the top of the limit cover has an opening, and the diameter of the opening is smaller than the diameter of the sphere. The purpose of such a setting is that the addition of the sphere better caters to the position of each guide rod that fluctuates and shifts with the stride during walking. The sphere rolls in contact with the back, which reduces friction while providing a massage-like motion trajectory for the user's back, further improving the comfort.
[0015] In a possible design, the support assembly further includes: a first fixing plate mounted on the outer peripheral surface of the hollow cylinder; and a second fixing plate mounted on the outer peripheral surface of the base plate. The purpose of such arrangement is to facilitate the installation of the support assembly.
[0016] In a possible design, it also includes: a first adjustment belt, one end of which is sewn and connected to the second bag body; a second adjustment belt, one end of which is sewn and connected to the first bag body; and a lock, the other end of the first adjustment belt is connected to the other end of the second adjustment belt through the lock. With this arrangement, the tightness of the first bag body and the second bag body can be adjusted to better adapt to the space occupied by the books in the bag, and avoid the books shaking in the bag during use.
[0017] In a possible design, it further includes: a third package body, stitched and connected to the front top of the second package body; a fourth package body, stitched and connected to the front bottom of the second package body; a top strap, stitched and connected to the top of the first package body. With such a setting, the accommodation space of the schoolbag is greatly improved.
[0018] In a possible design, it further includes: a first buckle body, installed on the first shoulder strap; a second buckle body, installed on the second shoulder strap; a male buckle, the male buckle is connected to the first buckle body through a first connecting band; a female buckle, the female buckle is connected to the second buckle body through a second connecting band; the female buckle and the male buckle are detachably buckled and connected. With such a setting, the tightness of the backpack straps can be adjusted to better match the postures and needs of different users. Description of the Drawings
[0019] Figure 1 Isometric view of the spinal protection schoolbag according to the embodiment of the present utility model;
[0020] Figure 2 Rear view of the spinal protection schoolbag according to the embodiment of the present utility model;
[0021] Figure 3 Support assembly of the embodiment of the present utility model;
[0022] In the figure:
[0023] 1. Schoolbag main body, 2. First package body, 3. Second package body, 4. Zipper, 5. First shoulder strap, 6. Second shoulder strap;
[0024] 7. Support assembly, 71. Substrate, 72. Hollow cylinder, 73. Elastic deformation body, 74. Guide rod, 75. Sphere, 76. Limit cover body, 77. Air passage, 78. First fixing plate, 79. Second fixing plate;
[0025] 8. First adjustment band, 9. Second adjustment band, 10. Lock, 11. Third package body, 12. Fourth package body, 13. Top strap, 14. First buckle body, 15. Second buckle body, 16. First connecting band, 17. Second connecting band, 18. Male buckle, 19. Female buckle; Detailed Embodiment
[0026] The embodiments of the present utility model will be described in detail below with reference to the drawings.
[0027] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by terms such as "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it should not be construed as a limitation to the present utility model.
[0028] The terms "first" and "second" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include one or more of such features. In the description of the present utility model, unless otherwise specified, the meaning of "a plurality" is two or more.
[0029] In the description of the present utility model, it should be noted that unless otherwise clearly specified and defined, the terms "installation", "connection", and "coupling" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.
[0030] In the present disclosure, unless otherwise stated, the orientation terms such as "axial direction", "circumferential direction", and "radial direction" generally refer to those defined relative to the rotation axis of the rotor in the drive motor, and "inner" and "outer" refer to the inside and outside of the corresponding component contour. The purpose of using terms such as "first" and "second" is to distinguish different components, and they do not have sequentiality and importance. In addition, in the following description, when referring to the drawings, unless otherwise explained, the same reference numerals in different drawings represent the same or similar elements.
[0031] An embodiment of the present utility model provides a spinal protection schoolbag. Please refer to Figure 1 and Figure 3 , which includes a schoolbag main body 1, shoulder straps, and a support assembly 7. It includes a first bag body 2 and a second bag body 3. A part of the first bag body 2 is sewn together with the second bag body 3, and the other part is connected together by a zipper 4 in an openable and closable manner, and they are combined to form a receiving space; the shoulder straps include a first shoulder strap 5 and a second shoulder strap 6, and the first shoulder strap 5 and the second shoulder strap 6 are symmetrically arranged with respect to the center of the second bag body 3; a plurality of support assemblies 7 are evenly distributed on the back of the second bag body 3 in a rectangular array manner, and the support assembly 7 includes a telescopic guide rod 74;
[0032] Among them, the telescopic guide rods 74 of the multiple support components 7 automatically adjust the telescopic amount according to the distance between the back surface of the second package body 3 and the user's back, so that each guide rod 74 contacts the user's back, evenly sharing the weight of the schoolbag main body 1.
[0033] For the spinal protection schoolbag provided by the embodiment of the present utility model, since the telescopic guide rods 74 of the multiple support components 7 are in contact with and fit to the user's back, the overall weight of the schoolbag is evenly distributed to the back, avoiding local stress on the shoulders and being damaged. Due to the shared stress, the user does not need to bend the body, better protecting the user's spine.
[0034] The following is a specific example of the above-mentioned support component. Please continue to refer to Figure 3 , the support component 7 further includes a hollow cylinder 72 and a base plate 71. The hollow cylinder 72 is hollow, and the guide rod 74 is inserted into the hollow part of the hollow cylinder 72; the base plate 71 is hermetically connected to an open end of the hollow cylinder 72. The top surface of the base plate 71, the inner peripheral surface of the hollow cylinder 72 and the bottom surface of the guide rod 74 enclose an extrusion area; an elastic deformation body 73 is filled in the extrusion area; the elastic deformation body 73 can be a deformable body with deformation ability such as a spring, sponge, disc spring, etc. Among them, applying a mechanical pressure to the guide rod 74, the guide rod 74 transmits the pressure to the elastic deformation body 73, and the elastic deformation body 73 generates elastic deformation. After the elastic deformation body 73 loses the external force, it returns to the initial state. The purpose of such a setting is that the elastic deformation body 73 can adaptively adjust the deformation amount according to the contact state between the guide rod 74 and the back, so that each guide rod 74 contacts the back and the force sharing is more uniform.
[0035] In order to better ventilate and dissipate heat during use, please continue to refer to Figure 3 , the support component 7 further includes air channels 77. The multiple air channels 77 are annularly distributed on the inner wall of the hollow cylinder 72. The air channels 77 have two ends, one end of which extends out of the hollow cylinder 72 towards the user's back, and the other end extends out of the hollow cylinder 72 and communicates with the extrusion area. The purpose of such a setting is that when the elastic deformation body 73 in the extrusion area is squeezed, its volume will become smaller. During this process, gas will be released, and the gas will flow through the air channels 77 to the user's back, playing a role in ventilation and heat dissipation and improving the comfort of the user.
[0036] In order to reduce friction and further improve the comfort during use, please continue to refer to Figure 3, the support assembly 7 further includes a sphere 75 and a limit cover 76. A part of the sphere 75 is rotatably embedded at one end of the guide rod 74 away from the elastic deformation body 73; the limit cover 76 is installed on the top of the guide rod 74 and sleeved outside the sphere 75. The top of the limit cover 76 has an opening, and the diameter of the opening is smaller than the diameter of the sphere 75. The purpose of such a setting is that the addition of the sphere 75 better caters to the fact that the position of each guide rod 74 will fluctuate and shift with the stride during walking. The sphere 75 makes rolling contact with the back, reducing friction while performing a movement trajectory similar to massage on the user's back, further enhancing the comfort level.
[0037] For the convenience of installing the support assembly, continue to refer to Figure 3 , the support assembly 7 further includes: a first fixing plate 78 installed on the outer peripheral surface of the hollow cylinder 72; a second fixing plate 79 installed on the outer peripheral surface of the substrate 71. The purpose of such a setting is to facilitate the installation of the support assembly 7. The second fixing plate 79 is located inside the second package 3, and the first fixing plate 78 is located outside the second package 3. The second package 3 is clamped between the first fixing plate 78 and the second fixing plate 79 to fixedly install the hollow cylinder 72.
[0038] To adjust the tightness between the first package 2 and the second package 3, please continue to refer to Figure 1 , it further includes a first adjusting belt 8, a second adjusting belt 9 and a buckle 10. One end of the first adjusting belt 8 is sewn and connected to the second package 3; one end of the second adjusting belt 9 is sewn and connected to the first package 2; the other end of the first adjusting belt 8 is connected to the other end of the second adjusting belt 9 through the buckle 10. With such a setting, the tightness between the first package 2 and the second package 3 can be adjusted to better adapt to the space occupied by the books placed in the schoolbag and prevent the books from shaking inside the schoolbag during use.
[0039] To increase the storage space of the schoolbag, continue to refer to Figure 1 , it further includes a third package 11, a fourth package 12 and a top belt 13. The third package 11 is sewn and connected to the front top of the second package 3; the fourth package 12 is sewn and connected to the front bottom of the second package 3. With such a setting, the storage space of the schoolbag is greatly increased. The top belt 13 is sewn and connected to the top of the first package 2, and the setting of the top belt 13 facilitates holding and hanging.
[0040] To adjust the tightness of the shoulder straps, please refer to Figure 2, further comprising a first buckle body 14, a second buckle body 15, a male buckle 18 and a female buckle 19. The first buckle body 14 is installed on the first shoulder strap 5; the second buckle body 15 is installed on the second shoulder strap 6; the male buckle 18 is connected to the first buckle body 14 through a first connecting strap 16; the female buckle 19 is connected to the second buckle body 15 through a second connecting strap 17; the female buckle 19 is detachably buckled and connected to the male buckle. With such a setting, the tightness of the shoulder straps can be adjusted to better match the postures and needs of different users.
[0041] In the description of this specification, specific features, structures, materials, or characteristics may be combined in any one or more embodiments or examples in a suitable manner.
[0042] The above is only the specific implementation manner of the present utility model, but the protection scope of the present utility model is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present utility model can easily think of changes or substitutions, which should all be covered within the protection scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.
Claims
1. A spine-protecting school bag, characterized in that: include: The school bag body comprises a first bag body and a second bag body, wherein the first bag body and the second bag body are partially sewn together and the other parts are connected together by a zipper so as to be opened and closed, and are combined to form a storage space; A shoulder strap, comprising a first shoulder strap and a second shoulder strap, wherein the first shoulder strap and the second shoulder strap are symmetrically arranged around the center of the second bag; A support assembly, wherein a plurality of the support assemblies are evenly distributed on the back of the second package in a rectangular array, and the support assembly includes a retractable guide rod; Among them, the retractable guide rods of the multiple support assemblies automatically adjust the extension amount according to the distance between the back of the second bag body and the user's back, so that each guide rod is in contact with the user's back and evenly shares the weight of the backpack body.
2. A spine-protecting school bag according to claim 1, characterized in that: The support assembly further comprises: A hollow cylinder, wherein the hollow cylinder is hollow, and the guide rod is inserted into the hollow part of the hollow cylinder; A base plate, the base plate is sealed and connected to an open end of the hollow cylinder, and the top surface of the base plate, the inner peripheral surface of the hollow cylinder and the bottom surface of the guide rod are surrounded to form an extrusion area; An elastic deformable body filled in the extrusion area; Wherein, a mechanical pressure is applied to the guide rod, and the guide rod transmits the pressure to the elastic deformation body, and the elastic deformation body generates elastic deformation, and the elastic deformation body returns to the initial state after the external force is lost.
3. A spine-protecting school bag according to claim 2, characterized in that: The support assembly also includes an air channel, a plurality of which are distributed in a ring shape on the inner wall of the hollow cylinder. The air channel has two ends, one of which extends out of the hollow cylinder toward the user's back, and the other extends out of the hollow cylinder to communicate with the extrusion area.
4. A spine-protecting school bag according to claim 3, characterized in that: The support assembly further comprises: A sphere, a portion of which is rotatably embedded in an end of the guide rod away from the elastic deformation body; The limiting cover body is installed on the top of the guide rod and sleeved on the outside of the sphere. The top of the limiting cover body has an opening, and the diameter of the opening is smaller than the diameter of the sphere.
5. The spine-protecting school bag according to claim 2, characterized in that: The support assembly further comprises: A first fixing plate, mounted on the outer peripheral surface of the hollow cylinder; The second fixing plate is installed on the outer peripheral surface of the base plate.
6. The spine-protecting school bag according to claim 1, characterized in that: Also includes: a first adjusting belt, one end of which is sewn and connected to the second bag body; a second adjustment belt, one end of which is sewn and connected to the first bag body; Buckle, the other end of the first adjustment belt is connected to the other end of the second adjustment belt through the buckle.
7. The spine-protecting school bag according to claim 1, characterized in that: Also includes: A third package body, sutured and connected to the front top of the second package body; A fourth package body, connected by sewing to the front bottom of the second package body; A top belt is sewed and connected to the top of the first package body.
8. The spine-protecting school bag according to claim 1, characterized in that: Also includes: A first buckle body, mounted on the first shoulder strap; A second buckle body, mounted on the second shoulder strap; A male buckle connected to the first buckle body via a first connecting belt; A female buckle, the female buckle being connected to the second buckle body via a second connecting belt; The female buckle is detachably buckled with the male buckle.