CN113208249A

CN113208249A - Handbag for travel

Info

Publication number: CN113208249A
Application number: CN202110369390.XA
Authority: CN
Inventors: 王春红; 孙路涵
Original assignee: Individual
Current assignee: Baoding Chuangrong Leather Goods Manufacturing Co ltd
Priority date: 2021-04-06
Filing date: 2021-04-06
Publication date: 2021-08-06
Anticipated expiration: 2041-04-06
Also published as: CN113208249B

Abstract

The invention provides a handbag for traveling, which comprises a bag body, wherein a bag belt is fixedly arranged on the outer surface of the upper end of the bag body, a zipper is movably arranged in the middle of the outer surface of the upper end of the bag body, a receiving mechanism is movably arranged on the outer surface of the lower end of the bag body, the receiving mechanism comprises a bottom plate, a containing cavity, a sliding chute, a fixing plate, a sliding plate, a hinge, a buckle, a lock bolt and a receiving groove, the fixing plate is movably arranged on the outer surface of one side of the bottom plate, the sliding chute is arranged in the middle position of the inner surfaces of the upper end and the lower end of the bottom plate, the sliding plate is fixedly arranged on the outer surface of one side of the fixing plate close to the bottom plate, the handbag is received when articles are not contained, dust in the air is prevented from being contaminated, the handbag occupies space, the property of the user can be protected.

Description

Handbag for travel

Technical Field

The invention relates to the technical field of handbags, in particular to a handbag for traveling.

Background

The handbag can be seen wherever you can exist with the addition of more and more handbags, and the bag distributed in various places not only makes people not strange, but also even makes people feel that the existence of the handbag is good, so that the handbag can help people to relieve the pressure on hands.

In the process of implementing the invention, the following problems in the prior art are found to be at least not solved: 1. generally, when people use the handbag after traveling, the storage of the handbag is very inconvenient, the handbag occupies the room position and is easy to be polluted by dust when being placed outside; 2. when the handbag is used outdoors during traveling, people are more, the environment is noisy, and if a thief cuts the handbag to steal articles, the thieves cannot be timely detected, so that property loss is easily caused; 3. people forget to pull the zipper when using the zipper.

Therefore, a handbag for traveling is proposed.

Disclosure of Invention

The first object of the present invention is to provide a handbag for traveling, which is capable of accommodating a handbag when not accommodating articles, preventing the handbag from being contaminated with dust in the air and occupying space, facilitating later maintenance of the handbag, facilitating and saving manpower, reminding a user in time when the articles scratched in the handbag are stolen, protecting the user's property, and preventing forgetting to pull a zipper during use by connecting the bag strap and the zipper together, so as to solve the problems of the background art.

The invention provides a handbag for traveling, which comprises a bag body, wherein a zipper is movably arranged in the middle of the outer surface of the upper end of the bag body, a containing mechanism is movably arranged on the outer surface of the lower end of the bag body, the containing mechanism comprises a bottom plate, a containing cavity, a sliding chute, a fixed plate, a sliding plate, a hinge, a buckle, a lock bolt and a containing groove, the fixed plate is movably arranged on the outer surface of one side of the bottom plate, the containing cavity is arranged at the inner position of the bottom plate, the sliding chute is arranged at the middle position of the inner surfaces of the upper end and the lower end of the bottom plate, the sliding plate is fixedly arranged on the outer surface of one side of the fixed plate, the hinge is fixedly arranged between the sliding plate and the fixed plate, the buckle is movably arranged on one side of the outer surfaces of the front end and the rear end of the fixed plate, the lock bolt is movably arranged at the middle position of the outer surface of one side of the fixed plate, and the containing groove is arranged on the outer surface of the upper end of the fixed plate.

Through adopting above-mentioned technical scheme, the thing in taking out the handbag has been gone up when the user travels, can accomodate the handbag and place, at first open the handbag through the zip fastener and take out article, fold inclusion and band again, remove the fixed plate to one side through the pulling set bar this moment, make the fixed plate drive slide box one side and remove, make slide one side in the spout slide, take the fixed plate out from the appearance intracavity of bottom plate completely, rotating the fixed plate through the hinge, make the fixed plate upwards rotate 180 to bottom plate upper surface, place in the fixed plate with the inclusion that has folded through accomodating the groove this moment and band, make inclusion and band fix completely between bottom plate and fixed plate, it is fixed that rethread lock bolt carries out the block on the bottom plate, make inclusion and band accomodate completely, and easy operation, and convenient storage, avoid the handbag to fall the ash.

Preferably, the sliding plate is tightly clamped in the two sliding grooves, and the fixing plate is clamped between the two sliding grooves in the bottom plate.

Through adopting above-mentioned technical scheme, because the inseparable joint of slide in two spouts for the slide can not shift out the spout, thereby makes fixed plate and bottom plate link to each other all the time and do not drop, is convenient for accomodate receiving mechanism's arrangement, and the bottom plate can play the effect of support bottom the handbag during use.

Preferably, the fixed plate can rotate 180 degrees through the hinge, and the fixed plate is made of rubber.

Through adopting above-mentioned technical scheme, because fixed plate accessible hinge is rotatory 180 for the fixed plate can overturn to the bottom plate completely, and the fixed plate is the rubber material, makes the fixed plate have toughness, and the set bar can suitably warp when carrying out the block fixed, provides the space for inclusion and band.

Preferably, the latch may be engaged with an outer surface of the base plate on a side remote from the fixing plate.

Through adopting above-mentioned technical scheme, rotating the fixed plate through the hinge for the fixed plate makes progress rotatory 180 to the bottom plate upper surface, places folding inclusion and band in the fixed plate through accomodating the groove this moment, makes inclusion and band fix completely between bottom plate and fixed plate, and it is fixed that the rethread lock bolt carries out the block on the bottom plate, makes inclusion and band accomodate completely.

Preferably, an air bag is movably arranged between the inner surface and the outer surface of the bag body and the bag belt, a taper nail is fixedly arranged on the inner surface of the upper end of the air bag on the bag belt, and an air release valve is fixedly arranged at the lower end of the outer surface of one side of the bag body.

Through adopting above-mentioned technical scheme, when needs use the handbag, can aerify the gasbag through pressing the release valve, make inclusion and band wholly supported by the gasbag, at this moment, when having the thief to take the sword to rip the inclusion and steal when traveling, lose gas in the gasbag, make the taper pin have not had the holding power and fall to the hand that the user held the band, appropriate pressure can be felt to the hand this moment, the user can stand the horse and perceive the thief, can remind user's article to be stolen this moment, can let the article in the handbag protect in time.

Preferably, the tip of the taper nail faces downwards, and the air release valve penetrates through the bag body and is communicated with the air bag.

Through adopting above-mentioned technical scheme, lose gas in the gasbag for the awl nail has not had the holding power to fall to the hand that the user held the band, because the pointed end of awl nail is down, the hand can feel suitable stabbing pain this moment, and the user can stand immediately and perceive the thief, can remind user's article to be stolen this moment, can let the article in the handbag in time protect.

Preferably, one end of the bag belt is fixedly connected to the rear end of the bag body, the other end of the bag belt is fixedly connected with the zipper, and one end of the bag belt is fixedly connected with the zipper, so that the zipper can be prevented from being forgotten to pull the zipper at the front end of the bag body when the bag is used, and the bag is prevented from being stolen.

Preferably, the inside fixed mounting who holds the chamber has aerating device, aerating device includes push rod, check valve, aerifys cavity, gas tube and inflation valve, push rod fixed connection is at slide one side surface, push rod one end fixedly connected with aerifys the cavity, aerify cavity fixed connection at the top of bottom plate, through with push rod fixed connection on the slide, can make the bottom plate provide power for aerifing the cavity when taking out from the intracavity, the check valve is fixed to be set up in aerifing cavity upper surface left side, makes the air can only get into aerifys the cavity from the outside through setting up the check valve, gas tube one end is fixed to be set up in aerifing cavity right side bottom, the gas tube other end fixedly connected with gasbag, the inflation valve runs through the inclusion and is linked together with the gasbag, and the gas delivery in the cavity of aerifing is inside the gasbag through setting up the gas tube.

Compared with the prior art, the invention has the beneficial effects that:

1. when a user finishes traveling to take out the objects in the handbag, the handbag can be stored and placed, the handbag is firstly opened through the zipper to take out the objects, then the bag body and the bag belt are folded, at the moment, the fixed plate is moved to one side through pulling the lock plunger, so that the fixed plate drives one side of the sliding plate box to move, the sliding plate slides on one side in the sliding groove, because the sliding plate is tightly clamped in the two sliding grooves, the sliding plate can not move out of the sliding groove, so that the fixed plate and the bottom plate are always connected without falling off, the fixed plate is completely taken out from the containing cavity of the bottom plate, the fixed plate is rotated through the hinge, so that the fixed plate is upwards rotated by 180 degrees to the upper surface of the bottom plate, at the moment, the folded bag body and the bag belt are placed in the fixed plate through the containing groove, so that the bag body and the bag belt are completely fixed between the bottom plate and the fixed plate, and then the bag body and the bag belt are clamped and fixed on the bottom plate through the lock plunger, make inclusion and band accomodate completely, and the fixed plate is the rubber material for the fixed plate has toughness, and the set bar can suitably warp when carrying out the block fixation, for inclusion and band provide the space, easy operation, convenient storage avoids the handbag ash that falls.

2. When the handbag is needed to be used, the air bag can be inflated through the inflating device, the inflating valve penetrates through the bag body and is communicated with the air bag, so that the bag body and the bag belt are integrally supported by the air bag, at the moment, if a thief scratches the bag body with a knife to steal in a traveling process, air is lost in the air bag, the taper nail does not have supporting force and falls onto a hand of a user holding the bag belt, the tip of the taper nail is downward, the hand can feel appropriate pressure at the moment, the user can immediately perceive the thief, at the moment, the user can be reminded of stealing articles, and the articles in the handbag can be protected timely.

3. When the bag body is used, the better bag belt can be used only by pulling the bag belt on one side connected with the zipper to the front end of the bag body, so that the situation that the zipper is forgotten to be pulled when the bag is used is prevented, and the bag can be better prevented from being stolen.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a structural view of the present invention;

FIG. 2 is an interior view of the receiving mechanism of the present invention;

FIG. 3 is a structural view of the base plate of the present invention;

FIG. 4 is an internal cross-sectional view of the present invention;

fig. 5 is an internal cross-sectional view of the receiving mechanism of the present invention.

Description of reference numerals:

1. a bag body; 2. wrapping belts; 3. a zipper; 4. a storage mechanism; 41. a base plate; 411. a cavity; 412. a chute; 42. a fixing plate; 421. a slide plate; 422. a hinge; 423. buckling; 424. a lock bolt; 425. a receiving groove; 5. an air bag; 6. a conical nail; 7. a gas release valve; 8. an inflator; 81. a push rod; 82. a one-way valve; 83. an inflatable cavity; 84. an inflation tube; 85. an inflation valve.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 5, the present invention provides a technical solution:

a handbag for traveling comprises a bag body 1, wherein a zipper 3 is movably arranged in the middle of the outer surface of the upper end of the bag body 1, a containing mechanism 4 is movably arranged on the outer surface of the lower end of the bag body 1, the containing mechanism 4 comprises a bottom plate 41, a containing cavity 411, a sliding chute 412, a fixing plate 42, a sliding plate 421, a hinge 422, a buckle 423, a lock bolt 424 and a containing groove 425, the fixing plate 42 is movably arranged on the outer surface of one side of the bottom plate 41, the containing cavity 411 is arranged in the inner position of the bottom plate 41, the sliding chute 412 is arranged in the middle position of the inner surfaces of the upper end and the lower end of the bottom plate 41, the sliding plate 421 is fixedly arranged on the outer surface of one side of the fixing plate 42 close to the bottom plate 41, the hinge 422 is fixedly arranged between the sliding plate 421 and the fixing plate 42, the buckle 423 is movably arranged on one side of the outer surfaces of the front end and the rear end of the fixing plate 42, the lock bolt 424 is movably arranged in the middle position of the outer surface of one side of the fixing plate 42, the receiving groove 425 is opened in the upper outer surface of the fixing plate 42.

By adopting the technical scheme, when a user finishes traveling and takes out the objects in the handbag, the handbag can be stored and placed, firstly, the handbag is opened through the zipper 3 to take out the objects, then the bag body 1 and the bag strap 2 are folded, at the moment, the fixing plate 42 is moved to one side by pulling the lock bolt 424, so that the fixing plate 42 drives the sliding plate 421 to move to one side of the box, the sliding plate 421 slides to one side in the sliding groove 412, the fixing plate 42 is completely drawn out from the accommodating cavity 411 of the bottom plate 41, the fixing plate 42 is rotated through the hinge 422, so that the fixing plate 42 rotates upwards for 180 degrees to the upper surface of the bottom plate 41, at the moment, the folded bag body 1 and the bag strap 2 are placed in the fixing plate 42 through the accommodating groove 425, so that the bag body 1 and the bag strap 2 are completely fixed between the bottom plate 41 and the fixing plate 42, and then the lock bolt 424 is clamped and fixed on the bottom plate 41, so that the bag body 1 and the bag strap 2 are completely accommodated, simple operation, convenient storage avoids the handbag to fall grey.

Specifically, the sliding plate 421 is tightly clamped in the two sliding grooves 412, and the fixing plate 42 is clamped between the two sliding grooves 412 inside the bottom plate 41.

Through adopting above-mentioned technical scheme, because the inseparable joint of slide 421 in two spouts 412 for slide 421 can not shift out spout 412, thereby make fixed plate 42 and bottom plate 41 link to each other all the time and do not drop, be convenient for accomodate the arrangement of receiving mechanism 4, and bottom plate 41 can play the effect of support bottom the handbag during use.

Specifically, the fixing plate 42 can rotate 180 ° through the hinge 422, and the fixing plate 42 is made of rubber.

Through adopting above-mentioned technical scheme, because fixed plate 42 accessible hinge 422 rotates 180 for fixed plate 42 can overturn to bottom plate 41 completely on, because fixed plate 42 is the rubber material, makes fixed plate 42 have toughness, and lock plunger 424 can suitably warp when carrying out the block fixation, provides the space for inclusion 1 and band 2.

Specifically, the latch 424 may be engaged with an outer surface of the base plate 41 on a side away from the fixing plate 42.

By adopting the technical scheme, the fixing plate 42 is rotated through the hinge 422, so that the fixing plate 42 rotates upwards by 180 degrees to the upper surface of the bottom plate 41, at the moment, the folded bag body 1 and the bag belt 2 are placed in the fixing plate 42 through the accommodating groove 425, so that the bag body 1 and the bag belt 2 are completely fixed between the bottom plate 41 and the fixing plate 42, and then the locking bolt 424 is clamped and fixed on the bottom plate 41, so that the bag body 1 and the bag belt 2 are completely accommodated.

Specifically, movable mounting has gasbag 5 between the internal surface and the surface of inclusion 1 and band 2, the upper end internal surface fixed mounting of gasbag 5 on the band 2 has taper nail 6, one side surface lower extreme fixed mounting of inclusion 1 has air escape valve 7.

Through adopting above-mentioned technical scheme, when needs use the handbag, can inflate gasbag 5 through pressing release valve 7 for inclusion 1 and band 2 are whole supported by gasbag 5, at this moment, when having the thief to take the sword to lacerate inclusion 1 and steal when travelling, lose gas in the gasbag 5, make awl nail 6 not have the holding power and fall to the hand that the user held band 2, the hand can feel suitable pressure this moment, the user can stand the horse and perceive the thief, can remind the user article to be stolen this moment, can let the article in the handbag in can protect in time.

Specifically, the tip of the taper nail 6 faces downwards, and the air release valve 7 penetrates through the bag body 1 and is communicated with the air bag 5.

Through adopting above-mentioned technical scheme, lose gas in the gasbag 5 for conical nail 6 has not had the holding power and falls to the hand that the user held band 2, because conical nail 6's pointed end is downward, the hand can feel suitable stabbing pain this moment, and the user can stand immediately and perceive the thief, can remind the user article to be stolen this moment, can let the article in the handbag in time protect.

Specifically, 2 one end fixed connection in inclusion 1 rear end in band 2, the other end in

band

2 and 3 fixed connection of zip fastener, through the one end with

band

2 and 3 fixed connection of zip fastener, can make the 1 front end of inclusion that 3 need be drawn to of zip fastener when using this package, can prevent to forget when using and draw zip fastener 3, theftproof that can be better.

Specifically, an inflation device 8 is fixedly installed inside the accommodating cavity 411, the inflation device 8 includes a push rod 81, a one-way valve 82, an inflation cavity 83, an inflation tube 84 and an inflation valve 85, the push rod 81 is fixedly connected to the outer surface of one side of the sliding plate 421, one end of the push rod 81 is fixedly connected with the inflation cavity 83, the inflation cavity 83 is fixedly connected to the top of the bottom plate 41, the push rod 81 is fixedly connected to the sliding plate 421, so that the bottom plate 41 can provide power for the inflation cavity 83 when being drawn out from the accommodating cavity 411, the one-way valve 82 is fixedly arranged on the left side of the upper surface of the inflation cavity 3, air can only enter the inflation cavity 3 from the outside by arranging the one-way valve 83, one end of the inflation tube 84 is fixedly arranged at the bottom end of the inflation cavity 83, the other end of the inflation tube 84 is fixedly connected with the airbag 5, and the inflation valve 85 penetrates through the bag body 1 and is communicated with the airbag 5, the gas in the inflation cavity 3 is delivered into the interior of the airbag 5 by providing an inflation tube 84.

The using method comprises the following steps: when a user finishes traveling to take out the objects in the handbag, the handbag can be stored and placed, the handbag is firstly opened through the zipper 3 to take out the objects, then the bag body 1 and the bag strap 2 are folded, at the moment, the fixing plate 42 is moved to one side by pulling the lock bolt 424, so that the fixing plate 42 drives one side of the sliding plate 421 to move, the sliding plate 421 slides on one side in the sliding groove 412, the sliding plate 421 is tightly clamped in the two sliding grooves 412, so that the sliding plate 421 can not move out of the sliding groove 412, the fixing plate 42 is always connected with the bottom plate 41 and cannot fall off, the fixing plate 42 is completely pulled out from the accommodating cavity 411 of the bottom plate 41, the fixing plate 42 is rotated through the hinge 422, the fixing plate 42 rotates upwards by 180 degrees to the upper surface of the bottom plate 41, at the moment, the folded bag body 1 and the bag strap 2 are placed in the fixing plate 42 through the accommodating groove 425, so that the bag body 1 and the bag strap 2 are completely fixed between the bottom plate 41 and the fixing plate 42, the lock bolts 424 are clamped and fixed on the bottom plate 41, the bag body 1 and the bag straps 2 are completely accommodated, the fixing plate 42 is made of rubber, the fixing plate 42 has toughness, the lock bolts 424 can be properly deformed when clamped and fixed, space is provided for the bag body 1 and the bag straps 2, the operation is simple, the accommodation is convenient, dust falling of a handbag is avoided, when the handbag is needed, the air bag 5 can be inflated through the inflating device 8, the inflating cavity 83 is powered through the push rod 81 when the bottom plate 41 is drawn out from the cavity 411, air can only enter the inflating cavity 3 from the outside through the one-way valve 83, the air in the inflating cavity 3 is extruded to convey the air in the inflating cavity 3 into the air bag 5 through the inflating pipe 84, and the inflating valve 85 penetrates through the bag body 1 and is communicated with the air bag 5, so that the bag body 1 and the bag straps 2 are integrally supported by the air bag 5, at the moment, if a thief scratches the bag body 1 with a knife for stealing when traveling, the air in the air bag 5 is lost, so that the conical nail 6 has no supporting force and falls on the hand of a user holding the bag belt 2, the tip of the conical nail 6 faces downwards, the hand can feel appropriate pressure at the moment, the user can immediately perceive the thief, the thief can be reminded of the theft of the articles of the user, the articles in the handbag can be protected in time, when the bag body is used, the better bag belt can be used only by pulling the bag belt on one side connected with the zipper to the front end of the bag body, the zipper is prevented from being forgotten to be pulled when the bag body is used, and the thief can be prevented from being stolen better.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. A handbag for traveling comprises a bag body (1) and is characterized in that a zipper (3) is movably mounted in the middle of the outer surface of the upper end of the bag body (1), a containing mechanism (4) is movably mounted on the outer surface of the lower end of the bag body (1), the containing mechanism (4) comprises a bottom plate (41), a containing cavity (411), a sliding chute (412), a fixing plate (42), a sliding plate (421), a hinge (422), a buckle (423), a lock bolt (424) and a containing groove (425), the fixing plate (42) is movably mounted on the outer surface of one side of the bottom plate (41), the containing cavity (411) is arranged at the inner position of the bottom plate (41), the sliding chute (412) is arranged at the middle position of the inner surfaces of the upper end and the lower end of the bottom plate (41), the sliding plate (421) is fixedly mounted on the outer surface of one side of the fixing plate (42) close to the bottom plate (41), the hinge (422) is fixedly mounted between the sliding plate (421) and the fixing plate (42), the buckle (423) is movably arranged on one side of the outer surfaces of the front end and the rear end of the fixing plate (42), the lock bolt (424) is movably arranged in the middle of the outer surface of one side of the fixing plate (42), and the accommodating groove (425) is formed in the outer surface of the upper end of the fixing plate (42).

2. The handbag for traveling use according to claim 1, wherein the slide plate (421) is tightly engaged in the two slide grooves (412), and the fixing plate (42) is engaged between the two slide grooves (412) inside the bottom plate (41).

3. The carrying bag for traveling according to claim 1, wherein the fixing plate (42) is rotatable by 180 ° by a hinge (422), and the fixing plate (42) is made of rubber.

4. The carrying case as set forth in claim 1, wherein the latch (424) is adapted to be engaged with an outer surface of the bottom plate (41) on a side thereof remote from the fixing plate (42).

5. The handbag for traveling use according to claim 1, wherein an air bag (5) is movably installed between the inner surface and the outer surface of the bag body (1) and the bag belt (2), a taper nail (6) is fixedly installed on the inner surface of the upper end of the air bag (5) on the bag belt (2), and a gas release valve (7) is fixedly installed at the lower end of the outer surface of one side of the bag body (1).

6. A travelling bag according to claim 5, wherein the spike (6) is pointed downwards and the release valve (7) is connected to the air-bag (5) through the bag body (1).

7. The handbag for traveling use as claimed in claim 1, wherein one end of the strap (2) is fixedly connected to the rear end of the bag body (1), and the other end of the strap (2) is fixedly connected with the zipper (3).

8. A travelling bag according to claim 1, wherein the interior of said receptacle (411) is fixedly provided with an inflator (8), the inflation device (8) comprises a push rod (81), a one-way valve (82), an inflation cavity (83), an inflation tube (84) and an inflation valve (85), the push rod (81) is fixedly connected with the outer surface of one side of the sliding plate (421), one end of the push rod (81) is fixedly connected with the inflatable cavity (83), the inflatable cavity (83) is fixedly connected with the top of the bottom plate (41), the one-way valve (82) is fixedly arranged on the left side of the upper surface of the inflatable cavity (3), one end of the inflation tube (84) is fixedly arranged at the bottom end of the right side of the inflation cavity (83), the other end of the inflation tube (84) is fixedly connected with an air bag (5), and the inflation valve (85) penetrates through the bag body (1) and is communicated with the air bag (5).