CN220966676U - Knapsack - Google Patents

Abstract

The utility model discloses a backpack, which comprises a body which is suitable for being carried on the back of a human body and used for containing articles, wherein one surface of the body which is suitable for being contacted with the back of the human body after being carried on the back of the human body forms a contact surface, at least two convex strips which are distributed at intervals and protrude towards the back of the human body are arranged on the contact surface, an air passage is formed between every two adjacent convex strips, and the air passage extends to the edge of the contact surface. The backpack adopting the technical scheme can relieve discomfort caused by the rise of the back temperature.

Description

Knapsack

Technical Field

The utility model relates to the technical field of outdoor products, in particular to a backpack.

Background

With the improvement of living standard, relaxation entertainment modes such as travel, outdoor exercises and the like become choices of more and more people. While traveling, outdoor exercises, etc. generally use backpacks to carry various items. The knapsack can carry out the large tracts of land contact with human back after the back to lead to the human back high temperature after the back has been for a long time, uncomfortable sense is serious, probably can even lead to heatstroke.

Disclosure of utility model

The present utility model has been made to overcome the above-mentioned drawbacks or problems occurring in the prior art, and an object of the present utility model is to provide a backpack which can alleviate discomfort caused by an increase in the temperature of the back.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

The first technical scheme relates to a backpack, which comprises a body which is suitable for being carried on the back of a human body and used for containing articles, wherein the body forms a contact surface towards one surface of the back of the human body after being carried on the back of the human body, at least two convex strips which are distributed at intervals and protrude towards the back of the human body are arranged on the contact surface, and an air passage is formed between every two adjacent convex strips; the inside chamber that holds that is used for accomodating article that is formed with of body, be equipped with the intercommunication on the contact surface the gas passage with hold the through-hole in chamber.

The second technical scheme is based on the first technical scheme, wherein the number of the gas passing channels and the number of the through holes are at least two.

The third technical scheme is based on the second technical scheme, wherein the number of the gas passing channels is at least two, and the through holes are at least communicated with the two gas passing channels.

The fourth technical scheme is based on the second technical scheme, wherein the number of the through holes is at least two, and the gas passing channel is at least communicated with the two through holes.

A fifth technical means is based on the third technical means, wherein an extending direction of the through hole intersects with an extending direction of the gas passing channel and the convex strip.

A sixth technical means is based on the first technical means, wherein the gas passing passage extends from one side of the contact surface to the other side along a straight line.

A seventh technical means is the first technical means, wherein the convex strips are arranged at equal intervals.

An eighth technical means is the video camera of the seventh technical means, wherein the interval between the convex strips is 1cm.

A ninth technical means is based on the first technical means, further comprising two shoulder straps, the upper portions of the shoulder straps being connected to each other to form a handle portion.

The tenth technical scheme is based on the first technical scheme, wherein the novel multifunctional electric heating device further comprises a mesh, the mesh is fixedly connected to the body and located outside the contact surface, the mesh at least covers the through hole, and the hole diameter of the mesh is smaller than that of the through hole.

From the above description of the present utility model, compared with the prior art, the present utility model has the following advantages:

Because be equipped with at least two intervals on the contact surface and lay and towards human back convex sand grip, consequently human back can not contact whole contact surface completely to owing to can form the gas passage between the sand grip, consequently even bear the body behind human back, the air still can flow along the gas passage and thereby avoid the high temperature in human back to a certain extent. And through set up the through-hole that communicates the air passage and hold the chamber on the contact surface, still there is a large amount of air owing to hold the intracavity even placed article to the body can rock at the in-process body of walking behind the human back, consequently at the in-process that the body rocked, through-hole and air passage can mutually support and make the inside air of holding the chamber outside through-hole and air passage intercommunication to produce the flow with outside air between, alleviate the discomfort that leads to because back temperature rises.

The flow effect of the air on the contact surface is improved by improving the number of the air passing channels and the through holes.

And each through hole is communicated with at least two air passing channels, so that the flowing effect of air on the contact surface is improved.

And each air passing channel is communicated with at least two through holes, so that the flowing effect of air on the contact surface is improved.

The extending direction of the through holes is crossed with the extending directions of the air passing channels and the raised strips, so that the through holes can be communicated with at least two air passing channels.

The air flow is facilitated by extending the air passage from one side of the contact surface to the other side along a straight line, so that the flow effect of the air on the contact surface can be improved.

By arranging the convex strips at equal intervals, the foreign body sensation on the back of the user is avoided, and the intervals are preferably 1cm.

The handle portion is formed by interconnecting the upper portions of the two shoulder straps for manufacturing.

Through arranging the mesh cloth outside the contact surface, the aperture of the hole of the mesh cloth is smaller than that of the through hole and at least covers the through hole, so that external sundries can be prevented from entering the accommodating cavity through the through hole.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required to be used in the description of the embodiments below are briefly introduced, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a perspective view of a backpack in this embodiment.

Fig. 2 is a rear view of the backpack in this embodiment.

Fig. 3 is a schematic view of the contact surface in this embodiment.

Fig. 4 is a schematic diagram showing the intervals between the convex strips in the present embodiment.

The main reference numerals illustrate:

The body 1, sand grip 2, the gas passageway 3, through-hole 4, baldric 5, handle portion 6.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. It is to be understood that the described embodiments are preferred embodiments of the utility model and should not be taken as excluding other embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without creative efforts, are within the protection scope of the present utility model.

In the claims, specification and drawings hereof, unless explicitly defined otherwise, the terms "first," "second," or "third," etc. are used for distinguishing between different objects and not for describing a particular sequential order.

In the claims, specification and drawings of the present utility model, unless explicitly defined otherwise, references to orientation or positional relationship such as the terms "center", "lateral", "longitudinal", "horizontal", "vertical", "top", "bottom", "inner", "outer", "upper", "lower", "front", "rear", "left", "right", "clockwise", "counterclockwise", etc. are based on the orientation and positional relationship shown in the drawings and are merely for convenience of description and to simplify the description, and do not indicate or imply that the apparatus or element referred to must have a particular orientation or be constructed and operated in a particular orientation, nor should it be construed as limiting the particular scope of the utility model.

In the claims, specification and drawings of the present utility model, unless explicitly defined otherwise, the term "fixedly connected" or "fixedly connected" should be construed broadly, i.e. any connection between them without a displacement relationship or a relative rotation relationship, that is to say includes non-detachably fixedly connected, integrally connected and fixedly connected by other means or elements.

In the claims, specification and drawings of the present utility model, the terms "comprising," having, "and variations thereof as used herein, are intended to be" including but not limited to.

As shown in fig. 1, the present embodiment provides a backpack comprising two shoulder straps 5, mesh cloth, and a body 1 adapted to be carried on the back of a human body for receiving articles, the two shoulder straps 5 are fixedly connected to the body 1, and upper portions of the two shoulder straps 5 are connected to each other to form a handle portion 6.

As shown in fig. 2 to 4, the body 1 forms a contact surface on one surface adapted to contact the back of the human body when being carried on the back of the human body, at least two convex strips 2 which are distributed at intervals and protrude towards the back of the human body are arranged on the contact surface, an air passage 3 is formed between adjacent convex strips 2, and the air passage 3 extends to the edge of the contact surface. The body 1 is internally provided with a containing cavity for containing articles, and the contact surface is provided with a through hole 4 communicated with the air passage 3 and the containing cavity. In this embodiment, the number of the ribs 2 is plural, so the number of the gas passing channels 3 is plural, and the ribs 2 extend from one edge of the contact surface to the other edge in a straight line, so that the gas passing channels 3 also extend from one edge of the contact surface to the other edge in a straight line, and the ribs 2 are arranged at equal intervals of 1cm. The number of the through holes 4 in this embodiment is also plural, so that each gas passing channel 3 is at least communicated with two through holes 4, and the extending direction of the through holes 4 intersects with the extending directions of the gas passing channels 3 and the protruding strips 2, so that each through hole 4 is at least communicated with two gas passing channels 3, and the through holes 4 can be through holes 4 with any shape.

The mesh cloth is fixedly connected to the body 1 and positioned outside the contact surface, at least covers all the through holes 4, and the pore diameter of the holes is smaller than that of the through holes 4. In this embodiment, the mesh is an elastic mesh, which covers the entire contact surface.

In this embodiment, since the contact surface is provided with at least two convex strips 2 which are arranged at intervals and protrude towards the back of the human body, the back of the human body does not completely contact the whole contact surface, and since the air passing channel 3 can be formed between the convex strips 2, even if the body 1 is carried on the back of the human body, air can still flow along the air passing channel 3, so that the overhigh temperature of the back of the human body can be avoided to a certain extent. And, through set up the through-hole 4 that communicates through air channel 3 and hold the chamber on the contact surface, still there is a large amount of air owing to hold the intracavity even placed article, and body 1 is carrying behind the human back in the in-process body 1 that the people walked, consequently at the in-process that body 1 rocked, through-hole 4 and through air channel 3 can mutually support and make the inside air of holding the chamber outside through-hole 4 and through air channel 3 intercommunication, thereby produce the flow with outside air between, alleviate the discomfort that leads to because back temperature rises.

In this embodiment, the flow effect of the air on the contact surface is improved by increasing the number of the air passage 3 and the through holes 4.

In this embodiment, each through hole 4 is communicated with at least two air passing channels 3, so that the flowing effect of air on the contact surface is improved.

In this embodiment, each of the air passing passages 3 is communicated with at least two through holes 4, so that the flow effect of air on the contact surface is improved.

In the present embodiment, by intersecting the extending direction of the through-holes 4 with the extending direction of the gas passing channels 3 and the protruding strips 2, the through-holes 4 are enabled to communicate with at least two gas passing channels 3.

In the present embodiment, the air flow is facilitated by extending the air passage 3 from one side of the contact surface to the other side in a straight line, so that the flow effect of the air on the contact surface can be enhanced.

In this embodiment, the ribs 2 are arranged at equal intervals, so that the user is prevented from feeling a foreign body sensation at the back, and the intervals are preferably 1cm.

In this embodiment, the handle portion 6 is formed by connecting the upper portions of the two shoulder straps 5 to each other for manufacturing.

In this embodiment, by arranging the mesh cloth outside the contact surface, the aperture of the hole of the mesh cloth is smaller than the aperture of the through hole 4 and at least covers the through hole 4, it is possible to prevent foreign matters from entering the accommodating chamber through the through hole 4.

The foregoing description of the embodiments and description is presented to illustrate the scope of the utility model, but is not to be construed as limiting the scope of the utility model. Modifications, equivalents, and other improvements to the embodiments of the utility model or portions of the features disclosed herein, as may occur to persons skilled in the art upon use of the utility model or the teachings of the embodiments, are intended to be included within the scope of the utility model, as may be desired by persons skilled in the art from a logical analysis, reasoning, or limited testing, in combination with the common general knowledge and/or knowledge of the prior art.

Claims (10)

1. The backpack comprises a body (1) which is suitable for being carried on the back of a human body and used for containing articles, and is characterized in that the body (1) forms a contact surface on one surface which is suitable for being contacted with the back of the human body after being carried on the back of the human body, at least two convex strips (2) which are distributed at intervals and protrude towards the back of the human body are arranged on the contact surface, and an air passage (3) is formed between every two adjacent convex strips (2); the inside accommodation chamber that is used for accomodating article that is formed with of body (1), be equipped with on the contact surface intercommunication gas passage (3) with hold through-hole (4) in chamber.

2. A backpack according to claim 1, wherein the number of the ventilation channels (3) and the through holes (4) is at least two.

3. A backpack according to claim 2, wherein each of the through holes (4) communicates with at least two gas passage channels (3).

4. A backpack according to claim 2, wherein each of the gas passage (3) communicates with at least two through holes (4).

5. A backpack according to claim 3, wherein the direction of extension of the through hole (4) intersects the direction of extension of the gas passage (3) and the rib (2).

6. A backpack according to claim 1, wherein the ventilation channel (3) extends straight from one edge of the contact surface to the other.

7. A backpack according to claim 1, wherein the ribs (2) are arranged at equal intervals.

8. A backpack according to claim 7, wherein the spacing between the ribs (2) is 1cm.

9. A backpack according to claim 1, further comprising two shoulder straps (5), the upper parts of the shoulder straps (5) being interconnected to form a handle (6).

10. A backpack according to claim 1, further comprising a mesh cloth fixedly connected to the body (1) and located outside the contact surface, which at least covers the through hole (4), the mesh cloth having a pore size smaller than the pore size of the through hole (4).