CN208361032U - Refuse bag strengthens fixed structure - Google Patents

Abstract

The utility model discloses a kind of refuse bags to strengthen fixed structure, is related to the case for load garbage, for enhancing the bonding effect of refuse bag when holder bonds refuse bag.It includes that top can be equipped with protrusion in the upper inner of holder with a pair of of holder of pairing；When holder pairing, two holders are in corner pairing, their upper inner fits together.The utility model can increase holder to the effect that is fixedly clamped of refuse bag, and when current fixed refuse bag is pulled upwardly and pulls, refuse bag will not degumming.

Description

Refuse bag strengthens fixed structure

Technical field

The utility model relates to a kind of cases for load garbage.

Background technique

Common dustbin generally requires manpower to change refuse bag, and specifically, the refuse bag inside dustbin is filled Man Hou needs manpower that the refuse bag filled is taken out, then tears and take a new refuse bag, and there are also open new refuse bag and cover It could be used on dustbin.This dustbin is cumbersome when changing refuse bag, and tears when taking new refuse bag, it is possible to Often it can cause to open inconvenience since the sack of new refuse bag is close to trash bag tear, when new refuse bag is opened, because This common dustbin has the place of many inconvenience when changing refuse bag.

Also occur being able to achieve the dustbin from bag is moved at present, moves the drivings such as including motor of bag dustbin some certainly and fill It sets and corresponding driving device, structure is complicated and needs to power.

Also have at present it is purely mechanic move a bag dustbin certainly, a purely mechanic bag dustbin of moving certainly includes pedal, folding arm Group, folding holder group and folder spring；The edge of folding holder group is equipped with the adhesion coating for clinging bag opening of garbage bag；Folder spring is located at pedal Under, pedal interlocks folding holder group folding by folding arm group, realizes semi-automatic bag replacement function.But this purely mechanic move bag certainly Dustbin is not laborsaving, and user can just step on pedal with biggish strength, and then interlock folding holder by folding arm group Group folding.

Utility model content

The purpose of the utility model is to provide a kind of refuse bags to strengthen fixed structure, for when holder bonds refuse bag It waits, enhances the bonding effect of refuse bag.

In order to solve the above-mentioned technical problem, technical solution adopted in the utility model is:

A kind of refuse bag reinforcing fixed structure comprising top can be with a pair of of holder of pairing, in the upper inner of holder Equipped with protrusion；When holder pairing, two holders are in corner pairing, their upper inner fits together.

Preferably: protrusion being set on a holder of a pair of of holder, setting and protrusion pair on another holder The sunk structure answered.Sunk structure, can be protrusion has accommodating space, after protrusion merging sunk structure is interior, except to rubbish Bag generates outside squeezing action, does not influence fitting closely on the inside of holder upper end also, which can further enhance to refuse bag Fitting effect.

Preferably: being equipped with adhesion coating in the holder upper inner region for being equipped with protrusion.

Preferably: the sunk structure is through-hole or counter bore structure.

Preferably: being equipped with adhesion coating on the protrusion surface.

Preferably: the protrusion is caltrop.Caltrop can be tip, be also possible to tack, and tip caltrop can pierce through Refuse bag, tack may not then pierce through refuse bag.Caltrop active area is small, can play fixed refuse bag, in rubbish After rubbish bag is pressed, subsequent pull lift action, due to the effect of caltrop, refuse bag can be not easy to loosen.

Preferably: including a kind of dustbin pedal serial verb construction, the pair of holder composition folding holder group, dustbin is stepped on Plate serial verb construction includes folding arm group and the first pedal assembly；First pedal assembly is interlocked by the folding arm group and is opened and closed The folding of holder group；

First pedal assembly includes the first pedal and the first coupled arm, and first pedal is located at described first and interlocks One end of arm；

The folding arm group includes two folding arms；Each folding arm one end correspondence is articulated on a holder, separately One end is articulated on first coupled arm；

First coupled arm is equipped with long hole, and two folding arms pass through the long hole slide hinge described the On one coupled arm；

The end of first coupled arm is connected with elastic recoil device, after the first pedal is operated, is filled by the elastic recoil Set reset.

Preferably: first coupled arm is located at the outer side edges of the first pedal.

Preferably: further including staving and bung, the bung is articulated in the entire body.

Preferably: further including the fixed device of dustbin sack comprising outer box and inner box；The outer box and the inner box connect It is connected together；Wherein, inner box includes opening, and outer box include opening, and the opening of inner box is coated in outer box, and inner box and outer box are common One is surrounded for accommodating the accommodating cavity of refuse bag volume；One end of inner box opening is connect with outer box；The outer box and the inner box Between be equipped with bag gap, gap is connected to by the other end that inner box is open with accommodating cavity；One positioning plate is located at the gap Outside, and it is located at the outside of outer box；The positioning plate is equipped with positioning ailhead, and the outer box and the inner box are respectively equipped with correspondence Through-hole.

The beneficial effects of the utility model are:

The utility model can increase holder to the effect that is fixedly clamped of refuse bag compared with prior art.For upper inner There is the holder of the dustbin of adhesion coating, adhesion coating is when clinging refuse bag both sides, the case where clamping there are refuse bag part, this Under kind situation, when rubbish sack is avulsed, it may occur that part, which takes off bag or folded wrinkle situation, the utility model, may be implemented Uniformly rubbish sack edge is fixed, in holder clamping, the upper edge of refuse bag can be uniformly jammed, in currently quilt Fixed refuse bag is pulled upwardly when pulling, and refuse bag will not degumming；When the opening of current refuse bag is torn, due to protrusion It is lateral restrict, what refuse bag upper end edge can be relatively uniform is torn.Protrusion due to the utility model will be stuck Refuse bag upper end edge is divided into multiple fritters, so refuse bag is less likely to occur fold when tearing；Further as protrusion Object, which can have the refuse bag being sticked on adhesion coating, presses effect, and be adhesively fixed effect of the refuse bag on adhesion coating, rubbish can be enhanced Rubbish bag is bonded stronger on adhesion coating.

Detailed description of the invention

Fig. 1 is a kind of three-dimensional view for dustbin pedal serial verb construction that the embodiments of the present invention one provide；

Fig. 2 is that a kind of folding holder group for dustbin pedal serial verb construction that the embodiments of the present invention one provide is in Left view under opening state；

Fig. 3 is that a kind of folding holder group for dustbin pedal serial verb construction that the embodiments of the present invention one provide is in Right view under opening state；

Fig. 4 is that a kind of folding holder group for dustbin pedal serial verb construction that the embodiments of the present invention one provide is in Three-dimensional view under closed state；

Fig. 5 is that a kind of folding holder group for dustbin pedal serial verb construction that the embodiments of the present invention one provide is in Left view under closed state；

Fig. 6 is that a kind of folding holder group for dustbin pedal serial verb construction that the embodiments of the present invention one provide is in Right view under closed state；

Fig. 7 is a kind of internal structure signal for dustbin pedal serial verb construction that the embodiments of the present invention one provide Figure；

Fig. 8 is a kind of the second pedal assembly knot of dustbin pedal serial verb construction that the embodiments of the present invention one provide Structure perspective view；

Fig. 9 is a kind of internal structure signal for dustbin pedal serial verb construction that the embodiments of the present invention one provide Figure；

Figure 10 is a kind of refuse bag container for dustbin pedal serial verb construction that the embodiments of the present invention one provide Side-looking direction under perspective view；

Figure 11 is a kind of whole three-dimensional view for dustbin pedal serial verb construction that the embodiments of the present invention one provide；

Figure 12 is at a kind of folding holder group for dustbin pedal serial verb construction that the embodiments of the present invention two provide Left view under opening state；

Figure 13 is the schematic perspective view of the utility model.

Figure 14 is the partial enlarged view of Figure 13.

Appended drawing reference are as follows: 11, bung；12, staving；13, pedestal；131, pedestal slide opening；2, holder group is opened and closed；21, holder； 211, adhesion coating；212, bail；213, card hole；3, arm group is opened and closed；31, arm is opened and closed；32, pivot；4, the first pedal assembly；41, One pedal；42, the first coupled arm；421, long hole；43, return unit；51, spinner handle；52, reversal means；53, spinner handle fixed block；6, second Pedal assembly；61, the second pedal；62, the second coupled arm；621, connecting lever；6211, bending segment；622, straight-arm；623, connecting lever is fixed Block；7, refuse bag container；71, box body；711, the first box plate；712, the second box plate；713, it buckles；714, card slot；715, box Seat；72, box cover；721, edge is dialled；73, part is sprung back；8, driven arm component；81, slave arm；811, slave arm long hole；82, driven to open Close arm group；821, driven folding arm；83, connecting rod；90, protrusion；91, sunk structure.

Specific embodiment

The utility model is described in further detail with reference to the accompanying drawing.

A kind of refuse bag of the utility model strengthens fixed structure, referring to structure shown in Fig. 1, Figure 13 and Figure 14 comprising on Portion can be equipped with protrusion 90 in the upper inner of holder 21 with a pair of of holder 21 of pairing；When holder pairing, two holders are in corner Pairing, their upper inner fit together.

In this example, protrusion is set on a holder, recess knot corresponding with protrusion is set on another holder Structure 91.Adhesion coating 211 is equipped in the holder upper inner region for being equipped with protrusion.Sunk structure 91 is through-hole structure, in other realities It applies in example, can be counter bore structure.Adhesion coating is equipped on protrusion surface.

In another embodiment, protrusion is caltrop.

Protrusion arranged in rows is in a holder upper inner, it is preferable that it is raised small spherical crown, in another folder It is the small spherical crown of recess on seat, this spline structure fits closely convenient for them, and is effectively compressed to refuse bag.

The dustbin pedal serial verb construction that the utility model relates to arrive comprising folding holder group, folding arm group and first Pedal assembly；First pedal assembly interlocks the folding holder group folding by folding arm group；First pedal assembly includes first Pedal and the first coupled arm, the first pedal are located at one end of the first coupled arm；Opening and closing arm group includes two folding arms；Each folding Arm one end correspondence is articulated on a holder, and the other end is articulated on the first coupled arm；First coupled arm be equipped with long hole, two Folding arm passes through long hole slide hinge on first coupled arm；The end of first coupled arm is connected with elastic recoil dress It sets, after the first pedal is operated, is resetted by the elastic recoil device.

The embodiment one of dustbin pedal serial verb construction:

As shown in Fig. 1, Fig. 4, Fig. 7, Fig. 8, Fig. 9 and Figure 11, a kind of dustbin pedal serial verb construction, including bung 11, bucket Body 12, pedestal 13, folding holder group 2, folding arm group 3, the first pedal assembly 4, spinner handle 51, the second pedal assembly 6, refuse bag hold Set box 7 and driven arm component 8.

There is accommodating cavity in staving 12, bung 11 is articulated on staving 12, and bung 11 is enable to open and close.

As shown in Figure 1, Figure 2, shown in Fig. 4 and Fig. 5, pedestal 13 is enclosed in the accommodating cavity of staving 12, and folding holder group 2 includes two A holder 21, two holders 21 are articulated in opposed to each other on pedestal 13, enable to open and close the folding of holder group 2.Each holder 21 Top edge is equipped with the adhesion coating 211 for clinging bag opening of garbage bag；And the top edge of one of holder 21 is blocked equipped with a row Nail 212, each bail 212 is in cone；The top edge of another holder 21 is equipped with card hole corresponding with 212 quantity of bail 213；After folding holder group 2 closes, all bails 212 are inserted into corresponding card hole 213.

As shown in Fig. 1, Fig. 3, Fig. 4 and Fig. 6, the first coupled arm 42 is respectively provided at the two sides of pedestal 13 with slave arm 81, the One pedal assembly 4 interlocks driven arm component 8 by spinner handle 51；Specifically, spinner handle 51 is installed by two spinner handle fixed blocks 53 On the bottom plate of pedestal 13, spinner handle 51 can be rotated relative to spinner handle fixed block 53；First pedal assembly 4 includes the first pedal 41 and the One coupled arm 42；Driven arm component 8 includes slave arm 81；There is bending in the middle part of first coupled arm 42, makes the formation of the first coupled arm 42 It cranks arm；One end of first coupled arm 42 is fixedly connected with the first pedal 41, and the other end is fixedly connected with spinner handle 51；Further, 51 one end of spinner handle is fixedly connected with the first coupled arm 42, and the other end is fixedly connected with slave arm 81.User steps on first First coupled arm 42 can be depressed while pedal 41, so that spinner handle 51 be made to rotate, spinner handle 51 rotates and then interlocks slave arm 81 It pushes.

As shown in Fig. 1-7 and Fig. 9, the middle part of the first coupled arm 42 is equipped with long hole 421, and long hole 421 is elongated；It is driven The middle part of arm 81 also is provided with the slave arm long hole 811 of strip, and slave arm long hole 811 is matched with the shape of long hole 421；Pedestal 13 Two opposite side walls on be respectively provided with a pedestal slide opening 131 opposed to each other, two 131 shapes of pedestal slide opening are identical, It is elongated, and when pedestal 13 is laid flat, two pedestal slide openings 131 are mutually perpendicular to horizontal plane；Length on first coupled arm 42 After hole 421 passes sequentially through two pedestal slide openings 131 on pedestal 13, it is connected to the slave arm long hole 811 on slave arm 81.

Opening and closing arm group 3 includes two folding arms 31；Driven arm component 8 further includes driven folding arm group 82 and connecting rod 83；From Dynamic folding arm group 82 also includes two driven folding arms 821；The lower end of two folding arms 31 is articulated in by one end of connecting rod 83 Together, folding arm group 3 is formed, in terms of a side of pedestal 13, folding arm group 3 is in " V " type；Two driven folding arms 821 Lower end is articulated by the other end of connecting rod 83, forms driven folding arm group 82, driven in terms of the another side of pedestal 13 Opening and closing arm group 82 is in " V " type.

The upper end of each folding arm 31 is articulated in the middle part of 21 side of holder respectively, each driven folding arm 821 Upper end is articulated in the middle part of 21 other side of holder respectively；In the inside of folding arm group 3 and driven folding arm group 82, connecting rod 83 Across two pedestal slide openings 131；When connecting rod 83 is moved up and down along pedestal slide opening 131, arm group 3 and driven folding arm group are opened and closed 82 can interlock folding holder group 2 with the movement of connecting rod 83 opens and closes；Specifically, when connecting rod 83 moves up, 3 He of arm group is opened and closed The opening angle of driven folding arm group 82 increases, and opens and closes arm group 3 and driven folding arm group 82 interlocks folding holder group 2 and opens；Even When bar 83 moves down, the opening angle for opening and closing arm group 3 and driven folding arm group 82 reduces, and opens and closes arm group 3 and driven folding arm Group 82 interlocks folding holder group 2 and closes.

In the outside of folding arm group 3, connecting rod 83 passes through the long hole 421 of the first coupled arm 42；In driven folding arm group 82 Outside, connecting rod 83 pass through the slave arm long hole 811 of slave arm 81；I.e. in terms of the first coupled arm 42 to the direction of slave arm 81, even Bar 83 sequentially passes through the long hole 421 of the first coupled arm 42, folding arm group 3, two pedestal slide openings 131 of pedestal 13, driven folding The slave arm long hole 811 of arm group 82 and slave arm 81.

When user steps on the first pedal 41, the first coupled arm 42 is pushed, and the first coupled arm 42 is connected by spinner handle 51 simultaneously Dynamic slave arm 81 pushes；It is moved obliquely at this point, the first coupled arm 42 also interlocks connecting rod 83 along long hole 421, slave arm 81 Connecting rod 83 is interlocked to move obliquely along slave arm long hole 811；At the same time, connecting rod 83 also can be along pedestal slide opening 131 to moving down It is dynamic；To make the opening angle for opening and closing arm group 3 and driven folding arm group 82 reduce, and eventually by folding arm group 3 and driven open The gearing folding holder group 2 of arm group 82 is closed to close.

As shown in Figure 10, refuse bag container 7 includes box body 71 and box cover 72；Box body 71 includes the first box plate 711, second Box plate 712 and cassette holder 715；First box plate 711 and the second box plate 712 are " C " template, i.e., from the side, 711 He of the first box plate Second box plate 712 is substantially C-shaped.First box plate 711 is pasted on cassette holder 715, and the first box plate 711 is equipped with buckle 713； Second box plate 712 is equipped with card slot 714；Buckle 713 on first box plate 711 buckles into the card slot 714 on the second box plate 712, makes First box plate 711 is combined with the second box plate 712, and together constitutes with box body 71 in cassette holder 715.

Box cover 72 is articulated on the cassette holder 715 of box body 71, and 72 around the pivot of box cover is enable to rotate, and realizes refuse bag container 7 Folding.Rebound part 73 is equipped between box cover 72 and cassette holder 715, rebound part 73 is torsional spring, and rebound part 73 makes refuse bag container 7 It can voluntarily be closed after opening.

Refuse bag container 7 is located in pedestal 13, and box cover 72 is close to spinner handle 51.Coiled refuse bag is put into refuse bag appearance It sets in box 7.

As shown in Fig. 1, Fig. 4 and Fig. 7, spinner handle 51 is equipped with reversal means 52, and reversal means 52 is fixed on the shaft of spinner handle 51, spinner handle When 51 rotation, about 52 reversal means can be interlocked and stirred；72 lower end of box cover is equipped with outstanding group along 721；User steps on the first pedal When 41, the first coupled arm 42 is pushed, and the rotation of 42 simultaneous linkage spinner handle 51 of the first coupled arm is stirred to interlock about 52 reversal means, It is contacted with dialling on box cover 72 along 721 eventually by reversal means 52, opens refuse bag container 7.

As shown in Figure 10, it is equipped with rebound part 73 between the box cover 72 and cassette holder 715 of refuse bag container 7, holds refuse bag Setting after box 7 is opened voluntarily to close, and when user no longer steps on the first pedal 41, refuse bag container 7 is closed, simultaneously Box cover 72 is contacted along 721 with reversal means 52 by dialling, and lifts reversal means 52, and reversal means interlocks spinner handle 51 and turns round, and spinner handle 51 interlocks first and connects It is put on swing arm 42 and slave arm 81, the first coupled arm 42 and slave arm 81 pass through folding arm group 3 and driven folding arm group 82 again Folding holder group is interlocked to open；First pedal 41 resets at this time.

As shown in Figure 7 and Figure 8, the second pedal assembly 6 includes the second pedal 61 and the second coupled arm 62；Second coupled arm 62 Including connecting lever 621 and straight-arm 622；Second pedal 61 is articulated on pedestal 13, and connecting lever 621 is mounted on by connecting lever fixed block 623 On the bottom plate of pedestal 13, connecting lever 621 can be rotated relative to connecting lever fixed block 623；621 both ends of connecting lever are equipped with bending segment 6211, turn One bending segment 6211 of arm 621 and one end of straight-arm 622 are pivotally connected, another bending segment 6211 is located under the second pedal 61；Directly One bending segment 6211 of 622 one end of arm and connecting lever 621 is pivotally connected, and forms the second coupled arm 62,622 other end of straight-arm and bung 11 Pivot joint.When bung 11 is closed, connecting lever 621 is located at the tilting of a bending segment 6211 under the second pedal 61；If user steps on When two pedals 61, the bending segment 6211 that connecting lever 621 is located under the second pedal 61 is depressed by the second pedal 61, the main body of connecting lever 621 6212 rotations make to tilt with the bending segment 6211 that straight-arm 622 is pivotally connected, and then jack up bung 11 by straight-arm 622, beat bung 11 It opens；After user no longer steps on the second pedal 61, due to gravity, bung 11 is closed, and straight-arm 622 declines, with 622 pivot of straight-arm The bending segment 6211 connect pushes, and the bending segment 6211 that connecting lever 621 is located under the second pedal 61 tilts again, and makes the second pedal 61 It resets.

For this kind of dustbin pedal serial verb construction in routine use, folding holder group 2 is in the open state, opens and closes holder group Refuse bag is pasted on 2 adhesion coating 211；User steps on the second pedal 61 and bung 11 is opened, and can throw to dustbin Enter rubbish.After refuse bag fills rubbish, user is removed the sack of refuse bag from the adhesion coating of folding holder group 2, is then delayed Slowly the first pedal 41 is stepped on, spinner handle 51 rotates and interlocks reversal means 52 and the box cover 72 of refuse bag container 7 is pushed aside at this time；Flange splint Seat group 2 is begun to shut off, but is not completely closed, and user is lifted up the refuse bag for filling rubbish, next not used rubbish Bag, which is also inconjunction with, to be lifted, and subsequent user floors the first pedal 41, and not used bag opening of garbage bag is by folding holder group 2 It clamps, while also being clung by adhesion coating 211, the card hole 213 of folding holder group 2 is inserted into corresponding card hole 213, is not made with fixing Refuse bag, user only need to slightly can firmly shut down the refuse bag for filling rubbish；Subsequent user can unclamp the The box cover 72 of one pedal 41, refuse bag container 7 resets under the action of springing back part 73, interlocks spinner handle 51 by reversal means 52 and returns Turn, and then interlock and put on the first coupled arm 42 and slave arm 81, finally makes to open and close the opening of holder group 2；Open and close what holder group 2 was opened In the process, since the sack of not used refuse bag has been clung by adhesion coating 211, the refuse bag can be continued by folding holder group 2 to Upper drive a distance, until folding holder group 2 fully opens.

The embodiment two of dustbin pedal serial verb construction:

As shown in figure 12, the present embodiment provides a kind of dustbin pedal serial verb constructions, in a kind of rubbish that embodiment one provides On the basis of rubbish bucket pedal serial verb construction, increase by a return unit 43, auxiliary reset is used after the first pedal 41 is operated.

Specifically, return unit 43 is torsional spring, and return unit 43 is located at the first coupled arm 42 and pedestal of the first pedal assembly 4 Between 13 pedestal.

First pedal 41 is stepped on and completed after changing refuse bag operation by user, and user unclamps the first pedal 41, resets The rebound of part 43 interlocks puts on the first coupled arm 42, puts on the first coupled arm 42 and interlocks folding holder group 2 by folding arm group 3 and beats It opens.

A kind of dustbin pedal serial verb construction provided in the present embodiment, remaining component part are provided with embodiment one A kind of dustbin pedal serial verb construction it is identical, detailed in Example one.

Above embodiment only indicates that rather than limits the utility model, therefore all according to the utility model patent application The equivalent change or modification that method described in range is done, is included in the scope of the utility model patent application.

Claims (10)

1. a kind of refuse bag strengthens fixed structure, it is characterised in that: can be with a pair of of holder of pairing, in the upper of holder including top Protrusion is equipped on the inside of portion；When holder pairing, two holders are in corner pairing, their upper inner fits together.

2. refuse bag according to claim 1 strengthens fixed structure, it is characterised in that: on a holder of a pair of of holder Protrusion is set, sunk structure corresponding with protrusion is set on another holder.

3. refuse bag according to claim 1 strengthens fixed structure, it is characterised in that on the holder top for being equipped with protrusion Inside region is equipped with adhesion coating.

4. refuse bag according to claim 2 strengthens fixed structure, it is characterised in that: the sunk structure is through-hole or sinks Pore structure.

5. refuse bag according to claim 1 strengthens fixed structure, it is characterised in that: be equipped on the protrusion surface viscous Layer.

6. refuse bag according to claim 1 strengthens fixed structure, it is characterised in that: the protrusion is caltrop.

7. refuse bag according to any one of claims 1 to 6 strengthens fixed structure, it is characterised in that including a kind of dustbin Pedal serial verb construction, the pair of holder composition folding holder group, dustbin pedal serial verb construction includes folding arm group and first Pedal assembly；First pedal assembly interlocks folding holder group folding by the folding arm group；

First pedal assembly includes the first pedal and the first coupled arm, and first pedal is located at first coupled arm One end；

The folding arm group includes two folding arms；Each folding arm one end correspondence is articulated on a holder, the other end It is articulated on first coupled arm；

First coupled arm is equipped with long hole, and two folding arms pass through the long hole slide hinge and connect described first On swing arm；

The end of first coupled arm is connected with elastic recoil device, multiple by the elastic recoil device after the first pedal is operated Position.

8. refuse bag according to claim 7 strengthens fixed structure, it is characterised in that: first coupled arm is located at first The outer side edges of pedal.

9. refuse bag according to claim 7 strengthens fixed structure, it is characterised in that further include staving and bung, the bucket Lid is articulated in the entire body.

10. refuse bag according to claim 7 strengthens fixed structure, it is characterised in that further include the fixed dress of dustbin sack It sets comprising outer box and inner box；The outer box link together with the inner box；Wherein, inner box includes opening, and outer box include opening Mouthful, the opening of inner box is coated in outer box, and inner box and outer box surround one for accommodating the accommodating cavity of refuse bag volume jointly；Inner box One end of opening is connect with outer box；Bag gap was equipped between the outer box and the inner box, gap is open another by inner box One end is connected to accommodating cavity；One positioning plate is located at the outside in the gap, and is located at the outside of outer box；The positioning plate is equipped with Ailhead is positioned, the outer box and the inner box are respectively equipped with corresponding through-hole.