Warm-keeping backpack

Abstract

The utility model discloses a warm keeping knapsack which comprises a knapsack body provided with shoulder straps, a holding strap is arranged on the knapsack body in a penetrating mode, the left end and the right end of the holding strap extend out of the side faces of the knapsack body respectively, the holding strap is of a hollow flat strap structure, the two ends of the holding strap are sealed through sewing threads, and the holding strap is elastic. The embracing belt comprises a middle section arranged in the backpack body, a left section extending out of the left side face of the backpack body and a right section extending out of the right side face of the backpack body, the right section is provided with a son hook-and-loop fastener, and the left section is provided with a mother hook-and-loop fastener matched with the son hook-and-loop fastener. The knapsack has the advantages of being novel in structure, good in warm keeping effect, complete in overall function and high in practicability.

Description

Technical Field

[0001] The utility model relates to the technical field of pet products, and more specifically, to a warming backpack. Background Art

[0002] The side of a traditional backpack that is close to the back can keep warm in winter. If a windshield can be added to the side of the backpack, the warming performance can be further improved. Accordingly, the utility model proposes a warming backpack. Utility Model Content

[0003] The purpose of the utility model is to overcome the deficiencies in the prior art and provide a warming backpack which has the characteristics of novel structure and good warming effect.

[0004] In order to solve the above technical problems, the purpose of the utility model is achieved as follows: the utility model involves a warm backpack, including a backpack body provided with shoulder straps, the backpack body is passed through with left and right ends extending out of the sides of the backpack body respectively, the straps are in the form of a flat belt structure with a hollow interior, the two ends of the straps are sealed by stitches, the straps are elastic, and the straps include a middle section arranged inside the backpack body, a left section extending out of the left side of the backpack body, and a right section extending out of the right side of the backpack body, a sub-velcro is provided on the right section, and a mother Velcro matching the sub-velcro is provided on the left section.

[0005] The utility model is further configured as follows: a first belt hole close to the mother Velcro and communicated with the inside of the holding belt is opened on the outer side surface of the left section, a second belt hole close to the child Velcro and communicated with the inside of the holding belt is opened on the outer side surface of the right section, and a friction belt with one end extending out of the first belt hole and the other end extending out of the second belt hole is passed through the holding belt.

[0006] The utility model is further configured as follows: hand holes are respectively opened at both ends of the friction belt.

[0007] The utility model is further configured as follows: the sub-velcro is arranged at one end of the right section away from the middle section; the female Velcro is arranged at one end of the left section away from the middle section.

[0008] The utility model is further configured as follows: the backpack body has a back surface, the shoulder straps are arranged on the back surface, and the middle section is arranged close to the back surface.

[0009] In summary, the utility model has the following beneficial effects:

[0010] 1. The left section of the strap extending out of the left side of the backpack body can be bonded to the right section of the strap extending out of the right side of the backpack body to form a structure similar to an abdominal belt, which can wrap the back and both sides of the waist and abdomen of the wearer, effectively keeping out the cold in winter and achieving a warming effect.

[0011] 2. By pulling the friction belt left and right, the friction belt and the holding belt form relative movement, and the friction also generates heat between the two, achieving the effect of warming and keeping warm. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0013] Figure 2 It is a partial structural schematic diagram of the utility model. DETAILED DESCRIPTION

[0014] In order to enable those skilled in the art to better understand the technical solution of the utility model, the preferred implementation scheme of the utility model is described below in conjunction with specific embodiments, but it should be understood that these descriptions are only for further illustrating the features and advantages of the utility model, rather than limiting the patent requirements of the utility model. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in the field without creative work are within the scope of protection of the utility model.

[0015] The utility model is further described below in conjunction with the accompanying drawings and preferred embodiments.

[0016] Example 1

[0017] See also Figure 1 and Figure 2 As shown, a warm backpack involved in this embodiment includes a backpack body 2 provided with a shoulder strap 1, the backpack body 2 is pierced with a strap 3 with left and right ends extending out of the sides of the backpack body respectively, the strap 3 is a flat belt structure with a hollow interior, the two ends of the strap 3 are sealed by stitches, the strap 3 is elastic, and the strap 3 includes a middle section 31 arranged inside the backpack body 2, a left section 32 extending out of the left side of the backpack body 2, and a right section 33 extending out of the right side of the backpack body 2, a sub-velcro 34 is provided on the right section 33, and a mother Velcro 35 matching the sub-velcro is provided on the left section 32.

[0018] Furthermore, the sub-velcro 34 is arranged at one end of the right section 33 away from the middle section 31 ; and the female velcro 35 is arranged at one end of the left section 32 away from the middle section 31 .

[0019] In this embodiment, the backpack body 2 is first carried on the back by using the shoulder strap 1, and then the left section 32 is stretched by one hand and the right section 33 is stretched by the other hand, and the child Velcro 34 and the parent Velcro 35 are bonded to each other, so that the strap 3 is wrapped around the waist and abdomen, similar to the structure of a belly band, to block the wind and keep warm.

[0020] Example 2

[0021] See also Figure 1 and Figure 2As shown, the thermal backpack involved in this embodiment is further configured on the basis of Embodiment 1, wherein the outer side surface of the left section 32 is provided with a first belt hole 36 close to the mother Velcro and communicating with the inside of the holding strap, and the outer side surface of the right section 33 is provided with a second belt hole 37 close to the child Velcro and communicating with the inside of the holding strap, and the holding strap 3 is penetrated by a friction belt 4 with one end extending out of the first belt hole 36 and the other end extending out of the second belt hole 37.

[0022] Furthermore, hand holes 41 are respectively formed at both ends of the friction belt 4 .

[0023] In this embodiment, by inserting one hand into the hand hole 41 at one end of the friction belt 4 and the other hand into the hand hole 41 at the other end of the friction belt 4, the friction belt 4 is pulled back and forth to move relative to the holding belt 3. Friction between the two generates heat, and through heat transfer, a warming and warmth-keeping effect is achieved.

[0024] Example 3

[0025] See also Figure 1 and Figure 2 As shown, the thermal backpack involved in this embodiment is further configured on the basis of Embodiment 2, wherein the backpack body 2 has a back surface 21 , the shoulder straps 1 are arranged on the back surface 21 , and the middle section 31 is arranged close to the back surface 21 .

[0026] In this embodiment, by setting the middle section 31 close to the back surface 21, the heat source is brought closer to the wearer, thereby improving the heating effect.

[0027] The thermal backpack involved in the utility model can bond the left section of the holding strap extending out of the left side of the backpack body with the right section of the holding strap extending out of the right side of the backpack body to form a structure similar to an abdominal belt, which can wrap the back and both sides of the waist and abdomen of the wearer, effectively keep out the cold in winter and achieve a warming effect; the friction belt can also be pulled left and right, and the friction belt and the holding strap form relative movement, and the friction also generates heat between the two, thereby achieving a warming and warming effect. The overall function is perfect and the practicability is strong.

[0028] Unless otherwise specified, in the present invention, the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicating orientation or positional relationship are based on the orientation or positional relationship actually shown, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation. Therefore, the terms describing the orientation or positional relationship in the present invention are only used for illustrative purposes and cannot be understood as limitations on this patent. For ordinary technicians in this field, the specific meanings of the above terms can be understood in combination with the embodiments and according to specific circumstances.

[0029] Unless otherwise clearly specified and limited, in the present invention, the terms "disposed", "connected" and "connected" 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 direct connection, or an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0030] The preferred specific embodiments of the utility model are described in detail above. It should be understood that ordinary technicians in this field can make many modifications and changes based on the concept of the utility model without creative work. Therefore, all technical solutions that can be obtained by technicians in this technical field based on the concept of the utility model through logical analysis, reasoning or limited experiments on the basis of the existing technology should be within the scope of protection determined by the claims.

Claims

1. A warming backpack, comprising a backpack body provided with shoulder straps, characterized in that: The backpack body is provided with straps with left and right ends extending out of the sides of the backpack body respectively, the straps are in the form of a flat belt structure with a hollow interior, the two ends of the straps are sealed by stitching, the straps are elastic, and include a middle section arranged inside the backpack body, a left section extending out of the left side of the backpack body, and a right section extending out of the right side of the backpack body, a sub-velcro is provided on the right section, and a mother-velcro matching the sub-velcro is provided on the left section.

2. The thermal backpack according to claim 1, characterized in that: The outer side surface of the left section is provided with a first belt hole close to the mother Velcro and communicated with the inside of the holding belt, and the outer side surface of the right section is provided with a second belt hole close to the child Velcro and communicated with the inside of the holding belt. The holding belt is passed through a friction belt with one end extending out of the first belt hole and the other end extending out of the second belt hole.

3. The thermal backpack according to claim 2, characterized in that: Hand holes are respectively provided at both ends of the friction belt.

4. The thermal backpack according to any one of claims 1 to 3, characterized in that: The sub-velcro is arranged at one end of the right section away from the middle section; the female Velcro is arranged at one end of the left section away from the middle section.

5. The thermal backpack according to claim 1, characterized in that: The backpack body has a back surface, the shoulder straps are arranged on the back surface, and the middle section is arranged close to the back surface.

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