CN218303830U - Backrest - Google Patents

Abstract

The utility model belongs to the technical field of outdoor equipment, and discloses a back frame, which includes a back board, a support bar, a shoulder belt and a waist belt; the back board includes a back board body, and the back board body leans against the back of a human body; , installed on the side of the backboard body against the back of the human body; the shoulder belt includes a first shoulder belt body and a second shoulder belt body, and the first shoulder belt body and the second shoulder belt body are installed on the backboard body at intervals with adjustable heights The side away from the support bar is bent toward the direction of the support bar to form a shoulder accommodation space, and the inner diameter of the shoulder accommodation space can be adjusted; the belt includes the belt body, which is installed on the backboard body, and a part of the belt is connected As for the shoulder belt, the buckle of the waist belt body forms a waist accommodation space, and the inner diameter of the waist accommodation space can be adjusted. The back frame can be adjusted according to the user's height and body shape, avoiding the problem of uneven stress on the user's waist, back and shoulders, and reducing the user's fatigue.

Description

Backrest

technical field

The utility model relates to the technical field of outdoor equipment, in particular to a back frame.

Background technique

The outdoor backpack is a tool used by users to carry equipment or supplies when carrying out outdoor activities such as hiking or prospecting. The current outdoor back frame is rigid in shape and cannot be adjusted according to the height and shape of the user. It does not conform to the principles of ergonomic design, and it is easy to cause uneven stress on the waist, back and shoulders. A lot of inconvenience.

Therefore, there is an urgent need for a back frame to solve the above problems.

Utility model content

The purpose of this utility model is to provide a back frame, which can be adjusted according to the height and shape of the user, so as to avoid the problem of uneven stress on the waist, back and shoulders of the user and reduce the fatigue of the user.

For this purpose, the utility model adopts the following technical solutions:

The back frame includes a backboard, support bars, shoulder belts and waist belts; the backboard includes a backboard body, and the backboard body is against the back of the human body; the support bars can fit the back of the human body and are installed on the backboard The body rests on one side of the back of the human body; the shoulder belt includes a first shoulder belt body and a second shoulder belt body, and the first shoulder belt body and the second shoulder belt body are installed on the The side of the backboard body away from the support strip is bent toward the direction of the support strip to form a shoulder accommodating space, and the inner diameter of the shoulder accommodating space can be adjusted; the waist belt includes a waist belt body, and The waist belt body is installed on the backboard body, a part of the belt is connected to the shoulder belt, and the waist belt body is buckled to form a waist accommodating space, and the inner diameter of the waist accommodating space can be adjusted.

As a preferred solution of the back frame provided by the utility model, the back board also includes a first back board webbing and a second back board webbing, and the first back board webbing and the second back board webbing are on the back board The body is arranged at intervals in the width direction, and there are two support strips, and the two support strips are respectively threaded through the first backplane webbing and the second backplane webbing.

As a preferred solution of the back frame provided by the utility model, the backboard further includes a first shoulder strap fixing assembly and a second shoulder strap fixing assembly, and the first shoulder strap fixing assembly includes a plurality of The first shoulder belt fixing strips arranged at intervals in the height direction, the first shoulder belt fixing strips are connected to the side of the backplane body away from the first backplane webbing, the first shoulder belt body is divided into the second A fixed section and a first shoulder section, the first fixed section is inserted between the first shoulder belt fixing strip and the backboard body;

The second shoulder strap fixing assembly includes a plurality of second shoulder strap fixing strips arranged at intervals in the height direction of the backplane body, and the second shoulder strap fixing strips are connected to the backplane body away from the first One side of the two backboard ribbons, the second shoulder belt body is divided into a second fixed section and a second shoulder section, and the second fixed section is passed through the second shoulder belt fixing strip and the backboard between ontology.

As a preferred solution of the back frame provided by the utility model, the backboard also includes a first shoulder strap connecting buckle and a second shoulder strap connecting buckle arranged at intervals, and the first shoulder strap connecting buckle and the second shoulder strap connecting buckle The connecting buckles are all installed under the shoulder strap fixing assembly, the end of the first fixing section is fixedly connected with the first shoulder strap webbing, and the connection between the first shoulder strap webbing and the first fixing section is set a first shoulder strap ladder buckle, the first shoulder strap webbing passes through the first shoulder strap connecting buckle, and passes back through the first shoulder strap ladder buckle;

The end of the second fixed section is fixedly connected with a second shoulder strap webbing, and a second shoulder strap ladder buckle is provided at the connection between the second shoulder strap webbing and the second fixed section, and the second shoulder strap webbing Pass through the second shoulder strap connecting buckle, and thread back through the second shoulder strap ladder buckle.

As a preferred solution of the back frame provided by the utility model, the backboard also includes a cover sheet, the cover sheet is connected to the lower end of the backboard body, and can be folded to cover the first shoulder belt connecting buckle , the second shoulder strap connection buckle, the first shoulder strap webbing, the second shoulder strap webbing, the first shoulder strap ladder buckle and the second shoulder strap ladder buckle.

As a preferred solution of the back frame provided by the utility model, the backboard also includes a first waist belt connecting ladder buckle and a second waist belt connecting ladder buckle, and the first waist belt connecting ladder buckle and the second waist belt connecting ladder buckle are respectively Installed on the first backplane webbing and the second backplane webbing;

The waist belt also includes a first waist belt webbing and a second waist belt webbing, the first waist belt webbing and the second waist belt webbing are arranged at intervals, both are connected to the waist belt body, and are respectively passed through the first waist belt connecting ladder The buckle and the second waist belt are connected with a ladder buckle.

As a preferred solution of the back frame provided by the utility model, the waist belt further includes a third waist belt webbing and a fourth waist belt webbing, the third waist belt webbing and the fourth waist belt webbing are arranged at intervals and are connected to the waist belt body;

The shoulder belt also includes a first shoulder belt ladder buckle and a second shoulder belt ladder buckle, the first shoulder belt ladder buckle is connected to the end of the first shoulder section, and the second shoulder belt ladder buckle is connected to At the end of the second shoulder section, the third webbing belt is passed through the first shoulder strap buckle, and the fourth waist belt webbing is passed through the second shoulder strap buckle.

As a preferred solution of the back frame provided by the utility model, the backboard also includes a first shoulder strap fixing female buckle and a second shoulder strap fixing female buckle, and the first shoulder strap fixing female buckle and the second shoulder strap fixing female buckle The fixed female buckles are arranged at intervals and are all installed on the top of the backboard body;

The shoulder straps also include a third shoulder strap ladder buckle and a fourth shoulder strap ladder buckle, the third shoulder strap ladder buckle is connected to the end of the first shoulder section, and the fourth shoulder strap ladder buckle is connected to At the end of the second shoulder section, the third belt webbing is passed through the third shoulder strap ladder buckle, and the fourth waist belt webbing is passed through the fourth shoulder strap ladder buckle.

As a preferred solution of the back frame provided by the utility model, the belt also includes a belt Velcro, and the belt Velcro is sewn on the middle position of the belt body;

The backboard also includes a belt fixing piece and a backboard Velcro, the belt fixing piece is connected to the lower end of the backboard body, the backboard Velcro is sewn on the belt fixing piece, and the belt fixing piece Folding and wrapping the belt main body, the backboard Velcro is attached to the belt Velcro.

As a preferred solution of the back frame provided by the utility model, the waist belt also includes a first waist belt adjustment belt, a second waist belt adjustment belt, a waist belt male buckle and a waist belt female buckle, and the first waist belt adjustment belt and the second waist belt The adjustment belts are connected to both ends of the belt body in adjustable lengths, the male buckle of the belt is connected to the first belt adjustment belt, the female belt buckle is connected to the second belt adjustment belt, and the waist belt The male buckle can be fastened to the female belt buckle.

The beneficial effects of the utility model:

The back frame provided by the utility model includes a backboard, a support bar, shoulder belts and a waist belt. The backboard includes a backboard body, and the backboard body leans against the back of the human body to support the back of the human body. The support bar can fit the back of the human body and is installed on the side of the backboard body against the back of the human body. That is to say, the support bar conforms to the principles of ergonomics and can enhance the comfort of the user when carrying the back frame. The shoulder belt includes a first shoulder belt body and a second shoulder belt body, the first shoulder belt body and the second shoulder belt body are installed on the side of the backboard body away from the support bar in a height-adjustable space, and The direction of the support bar is bent to form a shoulder accommodating space, and the inner diameter of the shoulder accommodating space can be adjusted. That is to say, the shoulder strap can be adjusted according to the body shape of the user, so as to enhance the comfort of the user's shoulders. The waist belt includes a belt body, the belt body is installed on the backboard body, a part of the belt is connected to the shoulder belt, the waist belt body buckles form a waist accommodation space, and the inner diameter of the waist accommodation space can be adjusted. That is to say, the belt can be adjusted according to the user's body shape and waist circumference, etc., and is more in line with the actual needs of the user. The back frame can be adjusted according to the user's height and body shape, avoiding the problem of uneven stress on the user's waist, back and shoulders, and reducing the user's fatigue.

Description of drawings

Fig. 1 is a schematic view of the front structure of the back frame provided by the embodiment of the present invention;

Fig. 2 is a schematic diagram of the reverse structure of the back frame provided by the embodiment of the present invention;

Fig. 3 is a schematic structural view of a support bar provided by an embodiment of the present invention;

Fig. 4 is a schematic front view of the backboard provided by the embodiment of the present invention;

Fig. 5 is a schematic view of the reverse side of the backboard provided by the embodiment of the present invention;

Fig. 6 is a schematic structural view of the shoulder strap provided by the embodiment of the present invention;

Fig. 7 is a schematic front view of the belt provided by the embodiment of the present invention;

Fig. 8 is a schematic view of the reverse side of the belt provided by the embodiment of the present invention;

Fig. 9 is a schematic diagram of the front installation of the back frame provided by the embodiment of the present invention;

Fig. 10 is a schematic view of the back installation of the back frame provided by the embodiment of the present invention.

In the picture:

100, back panel; 110, back panel body; 121, first back panel webbing; 122, second back panel webbing; 131, first shoulder strap fixing strip; 132, second shoulder strap fixing strip; 141, first shoulder belt connection buckle; 142, the second shoulder belt connection buckle; 150, cover sheet; 161, the first belt connection ladder buckle; 162, the second belt connection ladder buckle; 163, the third belt connection ladder buckle; 164, the fourth Belt connecting ladder buckle; 171. First shoulder belt fixing female buckle; 172. Second shoulder belt fixing female buckle; 180. Belt fixing piece; 190. Back panel Velcro;

200, support bar;

300, shoulder strap; 310, the first shoulder strap body; 320, the second shoulder strap body; 331, the first shoulder strap webbing; 332, the second shoulder strap webbing; 341, the first shoulder strap ladder buckle; 342, the second Shoulder strap ladder buckle; 351, the first shoulder strap fixed male buckle; 352, the second shoulder strap fixed male buckle; 361, the third shoulder strap ladder buckle; 362, the fourth shoulder strap ladder buckle;

400, belt; 410, belt body; 421, the first belt ribbon; 422, the second belt ribbon; 431, the third belt ribbon; 432, the fourth belt ribbon; 440, belt Velcro; 451, the first belt adjustment belt ; 452, the second belt adjustment belt; 461, the male buckle of the belt; 462, the female buckle of the belt; 471, the first belt reinforcement connection belt; 472, the second belt reinforcement connection belt.

detailed description

Below in conjunction with accompanying drawing and embodiment the utility model is described in further detail. It can be understood that the specific embodiments described here are only used to explain the utility model, rather than limit the utility model. In addition, it should be noted that, for the convenience of description, only some structures related to the present utility model are shown in the drawings but not all structures.

In the description of the present utility model, unless otherwise clearly stipulated and limited, the terms "connected", "connected" and "fixed" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or a Integral; it can be mechanically or electrically connected; it can be directly connected or indirectly connected through an intermediary, and it can be the internal communication of two components or the interaction relationship between two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model in specific situations.

In the present invention, unless otherwise clearly specified and limited, a first feature being "on" or "below" a second feature may include direct contact between the first and second features, and may also include the first and second features being in direct contact with each other. The features are not in direct contact but through another feature between them. Moreover, "above", "above" and "above" the first feature on the second feature include that the first feature is directly above and obliquely above the second feature, or simply means that the first feature is horizontally higher than the second feature. "Below", "beneath" and "under" the first feature to the second feature include that the first feature is directly below and obliquely below the second feature, or simply means that the first feature has a lower level than the second feature.

In the description of this embodiment, the terms "up", "down", "right", "left" and other orientations or positional relationships are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of description and simplification of operations. It does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore should not be construed as limiting the present invention. In addition, the terms "first" and "second" are only used to distinguish in description, and have no special meaning.

Embodiments of the present invention are described in detail below, examples of which are shown in the drawings, wherein the same or similar reference numerals represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present utility model, but should not be construed as limiting the present utility model.

Fig. 1 shows the schematic diagram of the front structure of the back frame provided by the embodiment of the utility model; Fig. 2 shows the schematic diagram of the reverse structure of the bracket provided by the embodiment of the utility model; Fig. 3 shows the structure of the support bar provided by the embodiment of the utility model Referring to FIGS. 1-3 , this embodiment provides a back frame, which includes a back plate 100 , a support bar 200 , a shoulder belt 300 and a waist belt 400 .

Specifically, the backboard 100 includes a backboard body 110, the backboard body 110 rests against the back of the human body; the support bar 200 can fit the back of the human body, and is installed on the side of the backboard body 110 against the back of the human body, that is to say, the support The bar 200 conforms to the principles of ergonomics, and can enhance the user's comfort when carrying the back frame; the shoulder strap 300 includes a first shoulder strap body 310 and a second shoulder strap body 320, and the first shoulder strap body 310 and the second shoulder strap body 320 The height is adjustable and installed on the side of the backplane body 110 facing away from the support bar 200 at intervals, and bent toward the direction of the support bar 200 to form a shoulder accommodation space. The inner diameter of the shoulder accommodation space can be adjusted, that is, The shoulder belt 300 can be adjusted according to the body shape of the user to enhance the comfort of the user's shoulders; the belt 400 includes a belt body 410, the belt body 410 is installed on the backboard body 110, a part of the belt 400 is connected to the shoulder belt 300, and the belt body 410 The buckle forms a waist accommodation space, and the inner diameter of the waist accommodation space can be adjusted, that is to say, the waist belt 400 can be adjusted according to the user's body shape and waist circumference, etc., which is more in line with the actual needs of the user.

Fig. 4 shows the front schematic diagram of the backboard provided by the embodiment of the utility model; Fig. 5 shows the reverse schematic diagram of the backboard provided by the embodiment of the utility model, referring to Fig. 4 and Fig. 5, the backplane 100 also includes a first backplane The board webbing 121 and the second back board webbing 122, the first back board webbing 121 and the second back board webbing 122 are arranged at intervals in the width direction of the back board body 110, there are two support bars 200, and the two support bars 200 respectively wear It is provided on the first backplane webbing 121 and the second backplane webbing 122 . The first backplane webbing 121 and the second backplane webbing 122 provide installation space for the two support bars 200 .

In this embodiment, the backboard 100 is in a Y-shaped structure, and the first backboard webbing 121 and the second backboard webbing 122 are respectively arranged on two bifurcated boards on the upper part of the Y-shaped structure along the length direction. The two bifurcated boards on the upper part of the Y-shaped structure are connected by a reinforcing webbing to enhance the structural integrity of the back board 100 . When the user is carrying the back frame, the reinforcing webbing is attached to the upper back of the user to enhance the comfort of use.

Figure 6 shows a schematic structural view of the shoulder straps provided by the embodiment of the present invention. With reference to Figures 1-6, the backboard 100 also includes a first shoulder strap fixing assembly and a second shoulder strap fixing assembly; the first shoulder strap fixing assembly It includes a plurality of first shoulder strap fixing strips 131 arranged at intervals in the height direction of the backboard body 110. The first shoulder strap fixing strips 131 are connected to the side of the backplane body 110 away from the first backplane webbing 121. The first shoulder The belt body 310 is divided into a first fixing section and a first shoulder section, and the first fixing section is passed between the first shoulder belt fixing strip 131 and the backboard body 110 . Through the above configuration, the first shoulder strap body 310 can be reliably connected to the backboard body 110 .

Similarly, the second shoulder strap fixing assembly includes a plurality of second shoulder strap fixing bars 132 spaced apart in the height direction of the backboard body 110, and the second shoulder strap fixing bars 132 are connected to the backboard body 110 away from the second backboard. On one side of the webbing 122 , the second shoulder belt body 320 is divided into a second fixing section and a second shoulder-lapping section, and the second fixing section is passed between the second shoulder belt fixing strip 132 and the backboard body 110 . Through the above configuration, the second shoulder strap body 320 can be reliably connected to the backboard body 110 .

Specifically, the backboard 100 also includes a first shoulder belt connection buckle 141 and a second shoulder belt connection buckle 142 arranged at intervals, and the first shoulder belt connection buckle 141 and the second shoulder belt connection buckle 142 are sewn on the backboard 100 The two connecting webbing straps are installed under the shoulder strap fixing component, both of which have a rounded rectangular frame structure. The end portion of the first fixed section is fixedly connected with the first shoulder strap webbing 331, and the junction of the first shoulder strap webbing 331 and the first fixed section is provided with a first shoulder strap ladder buckle 341, and the first shoulder strap webbing 331 passes through the first shoulder strap webbing 331. The shoulder strap is connected to the buckle 141 and passed back to the first shoulder strap ladder buckle 341 . The height of the first shoulder strap body 310 can be adjusted according to the user's height by pulling one end of the first shoulder strap webbing 331 passing through the first shoulder strap ladder buckle 341 again.

Similarly, the end of the second fixed section is fixedly connected with a second shoulder strap webbing 332, and a second shoulder strap ladder buckle 342 is arranged at the junction of the second shoulder strap webbing 332 and the second fixed section, and the second shoulder strap webbing 332 is worn Pass through the second shoulder strap connection buckle 142, and pass back through the second shoulder strap ladder buckle 342. The height of the second shoulder strap body 320 can be adjusted according to the user's height by pulling one end of the second shoulder strap webbing 332 that passes through the second shoulder strap ladder buckle 342 again.

1 and 4, the backboard 100 also includes a cover sheet 150, which is connected to the lower end of the backboard body 110, and can be folded to cover the first shoulder belt connection buckle 141 and the second shoulder belt connection buckle 142. , the first shoulder strap webbing 331 , the second shoulder strap webbing 332 , the first shoulder strap ladder buckle 341 and the second shoulder strap ladder buckle 342 . The cover sheet 150 can prevent the first shoulder strap connecting buckle 141, the second shoulder strap connecting buckle 142, the first shoulder strap webbing 331, the second shoulder strap webbing 332, and the first shoulder strap ladder buckle when the user is carrying the back frame. 341 and the second shoulder strap ladder buckle 342 are directly attached to the user's back, causing a problem of reduced comfort in use.

As a preference, referring to FIG. 6 , a shoulder strap distance adjustment webbing is connected between the first shoulder strap body 310 and the second shoulder strap body 320 , and the shoulder strap distance adjustment webbing includes a first adjustment belt, a second adjustment belt, a second adjustment belt, and a second adjustment belt. One chest with male buckle and first chest with female buckle. One end of the first adjustment belt is connected to the first shoulder section, and the other end is passed through the male buckle of the first chest belt; one end of the second adjustment belt is connected to the second shoulder section, and the other end is connected to the first chest belt female buckle; the male buckle of the first chest strap can be inserted into the female buckle of the first chest strap. By pulling the end of the first adjustment strap passing through the male buckle of the first chest strap, the effective length of the first adjustment strap can be adjusted, thereby adjusting the distance between the first shoulder strap body 310 and the second shoulder strap body 320 .

Referring to Fig. 1, Fig. 2 and Fig. 4-Fig. 6, the backboard 100 also includes a first shoulder strap fixing female buckle 171 and a second shoulder strap fixing female buckle 172, and the first shoulder strap fixing female buckle 171 and the second shoulder strap fixing female buckle 171 The female buckles 172 are arranged at intervals and are installed on the top of the backboard body 110; the shoulder strap 300 also includes a first shoulder strap fixing male buckle 351 and a second shoulder strap fixing male buckle 352, the first shoulder strap fixing male buckle 351 and the second shoulder strap fixing male buckle 352 The shoulder strap fixing male buckle 352 is respectively installed on the first shoulder strap body 310 and the second shoulder strap body 320 through two connecting straps. The first shoulder strap fixing male buckle 351 is inserted into the first shoulder strap fixing female buckle 171. The second shoulder strap fixing male buckle 352 is inserted into the second shoulder strap fixing female buckle 172 . Through the above arrangement, the stability between the back frame and the human body can be enhanced when the back frame is carried on the back.

Fig. 7 shows the front schematic diagram of the waist belt provided by the embodiment of the utility model; Fig. 8 shows the reverse schematic diagram of the waist belt provided by the utility model embodiment; Fig. 9 shows the front installation schematic diagram of the back frame provided by the utility model embodiment; Fig. 10 shows a schematic view of the reverse installation of the back frame provided by the embodiment of the present invention. 7-10, the back panel 100 also includes a first waist belt connecting ladder buckle 161 and a second waist belt connecting ladder buckle 162, and the first waist belt connecting ladder buckle 161 and the second waist belt connecting ladder buckle 162 are installed on the first backrest respectively. Plate webbing 121 and second back panel webbing 122; the waist belt 400 also includes a first waist webbing 421 and a second waist webbing 422, the first waist webbing 421 and the second waist webbing 422 are arranged at intervals and are all connected to the front of the waist belt body 410 , which are respectively worn on the first waist belt connecting ladder buckle 161 and the second waist belt connecting ladder buckle 162 . The end of the first waist belt webbing 421 passing through the first waist belt connecting ladder buckle 161 and the end of the second waist belt webbing 422 passing through the second waist belt connecting ladder buckle 162 is pulled.

Specifically, the waist belt 400 also includes a third waist belt webbing 431 and a fourth waist belt webbing 432, the third waist belt webbing 431 and the fourth waist belt webbing 432 are arranged at intervals, and are connected to the back of the waist belt body 410; the shoulder belt 300 It also includes a third shoulder strap ladder buckle 361 and a fourth shoulder strap ladder buckle 362. The third shoulder strap ladder buckle 361 is connected to the end of the first shoulder section, and the fourth shoulder strap ladder buckle 362 is connected to the first shoulder strap ladder buckle. At the ends of the two shoulder sections, the third belt webbing 431 is threaded through the third shoulder strap buckle 361 , and the fourth waist belt webbing 432 is threaded through the fourth shoulder belt ladder buckle 362 . Through the above arrangement, the reliable connection between the first shoulder belt body 310 , the second shoulder belt body 320 and the waist belt body 410 can be realized.

By respectively pulling the third waist belt webbing 431 passing through the third shoulder strap ladder buckle 361 and the fourth waist belt webbing 432 passing through the fourth shoulder strap ladder buckle 362, the effective length of the third waist belt webbing 431 and the fourth waist belt webbing 431 can be adjusted respectively. The effective length of the belt webbing 432 is adjusted, so as to further adjust the inner diameter of the shoulder accommodation space according to the user's body shape.

More specifically, referring to Fig. 5, Fig. 8 and Fig. 10, the belt 400 also includes a belt Velcro 440, which is sewn at the middle position of the belt body 410; the backboard 100 also includes a belt fixing sheet 180 and a backboard The Velcro 190 and the belt fixing piece 180 are connected to the lower end of the backboard body 110, the backboard Velcro 190 is sewn on the belt fixing piece 180, the belt fixing piece 180 is folded, and the middle position of the belt body 410 is wrapped, and the backboard The Velcro 190 is attached to the Velcro 440 of the belt. The connection reliability and structural integrity of the belt body 410 and the backboard body 110 can be enhanced through the lamination of the backboard Velcro 190 and the belt Velcro 440 .

As a preference, referring to Fig. 2, Fig. 5 and Fig. 8, the waist belt 400 also includes a first waist belt reinforcing connecting belt 471 and a second waist belt reinforcing connecting belt 472, one end of the first waist belt reinforcing connecting belt 471 and the second waist belt reinforcing One end of the connecting belt 472 is sewn on the back of the waist belt body 410 at intervals. The backboard 100 also includes a third waist belt connecting ladder buckle 163 and a fourth waist belt connecting ladder buckle 164, the third waist belt connecting ladder buckle 163 and the fourth waist belt connecting ladder buckle 164 are respectively connected to both sides of the belt fixing piece 180, the The first waist belt reinforcement connection belt 471 is threaded on the third waist belt connection ladder buckle 163, the second waist belt reinforcement connection belt 472 is threaded on the fourth waist belt connection ladder buckle 164, and the first waist belt reinforcement connection belt 471 is pulled to pass through the third waist belt connection ladder buckle 164. The end of the third waist belt connecting ladder buckle 163 , meanwhile, pulling the second waist belt reinforcing connecting belt 472 through the end of the fourth waist belt connecting ladder buckle 164 can further strengthen the connection between the waist belt body 410 and the backboard 100 .

More specifically, referring to Fig. 7-Fig. 10, the belt 400 provided by this embodiment also includes a first belt adjustment belt 451, a second belt adjustment belt 452, a belt male buckle 461 and a belt female buckle 462, the first belt adjustment belt 451 and the second belt adjustment belt 452 are adjustable in length and connected to the two ends of the belt body 410, the belt male buckle 461 is connected to the first belt adjustment belt 451, the belt female buckle 462 is connected to the second belt adjustment belt 452, and the belt male buckle 462 is connected to the second belt adjustment belt 452. The buckle 461 can be fastened to the female belt buckle 462 to form a waist accommodating space. Both ends of the belt body 410 are respectively connected with an adjustment connection buckle, the first belt adjustment belt 451 is passed through one adjustment connection buckle, and the second waist belt adjustment belt 452 is passed through the other adjustment connection buckle. The effective length of the first waist adjustment belt 451 can be adjusted by pulling the first waist adjustment belt 451 through the end of the corresponding adjustment connection buckle; similarly, by pulling the second waist adjustment belt 452 through the corresponding adjustment connection The end of the buckle can adjust the effective length of the second belt adjustment belt 452 . Through the above arrangement, the inner diameter of the waist accommodating space can be adjusted, and it is convenient for users of different body types to fix the waist.

Preferably, the backboard body 110 is provided with a plurality of horizontal straps, and a plurality of longitudinal straps can be arranged at the joining position of the waist belt body 410 and the backboard body 110, and the horizontal straps and the longitudinal straps can bind articles . Moreover, the horizontal straps and the vertical straps can fix the special bag, so that the back frame has the backpack function.

Apparently, the above-mentioned embodiments of the present utility model are only examples for clearly illustrating the present utility model, rather than limiting the implementation manner of the present utility model. Various obvious changes, readjustments and substitutions can be made by those skilled in the art without departing from the protection scope of the present invention. It is not necessary and impossible to exhaustively list all the implementation manners here. All modifications, equivalent replacements and improvements made within the spirit and principles of the utility model shall be included in the protection scope of the claims of the utility model.

Claims (10)

1. The back frame is characterized in that it comprises: A backboard (100), the backboard (100) includes a backboard body (110), and the backboard body (110) leans against the back of the human body; A support bar (200), the support bar (200) can fit the back of the human body, and is installed on the side of the backboard body (110) against the back of the human body; A shoulder strap (300), the shoulder strap (300) comprising a first shoulder strap body (310) and a second shoulder strap body (320), the first shoulder strap body (310) and the second shoulder strap body (320) height-adjustably installed on the side of the backboard body (110) facing away from the support bar (200), and bent toward the direction of the support bar (200) to form a shoulder accommodating space , the inner diameter of the shoulder accommodating space can be adjusted; A belt (400), the belt (400) comprising a belt body (410), the belt body (410) mounted on the backboard body (110), a part of the belt (400) connected to the shoulder belt (300), the buckle of the belt body (410) forms a waist accommodating space, and the inner diameter of the waist accommodating space can be adjusted. 2. The back frame according to claim 1, characterized in that, the backboard (100) further comprises a first backboard webbing (121) and a second backboard webbing (122), and the first backboard webbing (121) and the second backplane webbing (122) are arranged at intervals in the width direction of the backplane body (110), there are two support strips (200), and two support strips (200) The first backplane webbing (121) and the second backplane webbing (122) are threaded respectively. 3. The back frame according to claim 2, wherein the backboard (100) also includes a first shoulder strap fixing assembly and a second shoulder strap fixing assembly, and the first shoulder strap fixing assembly includes a plurality of The first shoulder belt fixing strips (131) are arranged at intervals in the height direction of the backboard body (110), and the first shoulder belt fixing strips (131) are connected to the backboard body (110) away from the One side of the first backplane webbing (121), the first shoulder belt body (310) is divided into a first fixed section and a first shoulder section, and the first fixed section is passed through the first shoulder belt Between the fixing strip (131) and the backboard body (110); The second shoulder strap fixing assembly includes a plurality of second shoulder strap fixing strips (132) arranged at intervals in the height direction of the backboard body (110), and the second shoulder strap fixing strips (132) are connected to The side of the backplane body (110) away from the second backplane webbing (122), the second shoulder belt body (320) is divided into a second fixed section and a second shoulder section, the second The fixing section is passed between the second shoulder belt fixing strip (132) and the backboard body (110). 4. The back frame according to claim 3, characterized in that, the backboard (100) further comprises a first shoulder belt connection buckle (141) and a second shoulder belt connection buckle (142) arranged at intervals, the Both the first shoulder belt connecting buckle (141) and the second shoulder belt connecting buckle (142) are installed under the shoulder belt fixing assembly, and the end of the first fixing section is fixedly connected with the first shoulder belt webbing (331), a first shoulder strap ladder buckle (341) is provided at the joint between the first shoulder strap webbing (331) and the first fixing section, and the first shoulder strap webbing (331) passes through the first shoulder strap A shoulder strap connecting buckle (141), and thread back the first shoulder strap ladder buckle (341); A second shoulder strap webbing (332) is fixedly connected to the end of the second fixing section, and a second shoulder strap ladder buckle (342) is provided at the connection between the second shoulder strap webbing (332) and the second fixing section. ), the second shoulder strap webbing (332) passes through the second shoulder strap connecting buckle (142), and passes back to the second shoulder strap ladder buckle (342). 5. The back frame according to claim 4, characterized in that, the backboard (100) further comprises a cover sheet (150), and the cover sheet (150) is connected to the backboard body (110) The lower end of the cover can be folded to cover the first shoulder strap connecting buckle (141), the second shoulder strap connecting buckle (142), the first shoulder strap webbing (331), the second shoulder strap webbing (332), the first shoulder strap ladder buckle (341) and the second shoulder strap ladder buckle (342). 6. The back frame according to claim 3, characterized in that, the backboard (100) further comprises a first waist belt connecting ladder buckle (161) and a second waist belt connecting ladder buckle (162), and the first waist belt The connecting ladder buckle (161) and the second belt connecting ladder buckle (162) are respectively installed on the first backplane webbing (121) and the second backplane webbing (122); The waist belt (400) also includes a first waist belt webbing (421) and a second waist belt webbing (422). The belt body (410) is respectively threaded through the first belt connecting ladder buckle (161) and the second belt connecting ladder buckle (162). 7. The back frame according to claim 3, characterized in that, the waist belt (400) further comprises a third waist belt webbing (431) and a fourth waist belt webbing (432), and the third waist belt webbing (431) and The fourth belt webbing (432) is arranged at intervals and is connected to the belt body (410); The shoulder strap (300) also includes a third shoulder strap ladder buckle (361) and a fourth shoulder strap ladder buckle (362), and the third shoulder strap ladder buckle (361) is connected to the first shoulder strap buckle end, the fourth shoulder strap ladder buckle (362) is connected to the end of the second shoulder section, and the third waist belt ribbon (431) is passed through the third shoulder strap ladder buckle (361) , the fourth waist belt webbing (432) is threaded through the fourth shoulder belt ladder buckle (362). 8. The back frame according to claim 1, characterized in that, the backboard (100) further comprises a first shoulder strap fixing female buckle (171) and a second shoulder strap fixing female buckle (172), and the first shoulder strap fixing female buckle (172) A shoulder strap fixing female buckle (171) and the second shoulder strap fixing female buckle (172) are arranged at intervals, and are all installed on the top of the backboard body (110); The shoulder strap (300) also includes a first shoulder strap fixing male buckle (351) and a second shoulder strap fixing male buckle (352), and the first shoulder strap fixing male buckle (351) and the second shoulder strap fixing male buckle (351) are The fixed male buckle (352) is respectively installed on the first shoulder strap body (310) and the second shoulder strap body (320), and the first shoulder strap fixed male buckle (351) is inserted into the first shoulder strap body (320). The shoulder strap fixing female buckle (171), the second shoulder strap fixing male buckle (352) is inserted into the second shoulder strap fixing female buckle (172). 9. The back frame according to claim 1, characterized in that, the belt (400) further comprises a belt Velcro (440), and the belt Velcro (440) is sewn on the waist belt body (410). centre position; The backboard (100) also includes a belt fixing piece (180) and a backboard Velcro (190), the belt fixing piece (180) is connected to the lower end of the backboard body (110), and the backboard magic sticker (190) The sticker (190) is sewn on the belt fixing piece (180), the belt fixing piece (180) is folded and wrapped around the belt body (410), and the back panel Velcro (190) is attached to the belt Belt Velcro (440). 10. The back frame according to any one of claims 1-9, characterized in that, the waist belt (400) further comprises a first waist belt adjustment belt (451), a second waist belt adjustment belt (452), a waist belt male buckle ( 461) and the belt female buckle (462), the first belt adjustment belt (451) and the second belt adjustment belt (452) are respectively connected to the two ends of the belt body (410) in an adjustable length, so The waist belt male buckle (461) is connected to the first waist belt adjustment belt (451), the waist belt female buckle (462) is connected to the second waist belt adjustment belt (452), and the waist belt male buckle (461) can fastened to the belt female buckle (462).

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