CN207701316U - A kind of inflator - Google Patents

Abstract

The utility model provides a kind of inflator, which includes：Stack shell, is internally provided with piston, and the inner space of stack shell is separated into the first gas chamber and the second gas chamber by piston；Lid is set to the first end of stack shell, and lid includes an air inlet, and air inlet is connected to the first gas chamber, and the center of lid is also equipped with linkage tube, and the second end of linkage tube is connected with piston；Handle assembly, handle assembly include：Main part, main part include：One outlet chamber, outlet chamber are connected to the first end of linkage tube, for the indoor gas of the second gas to be discharged, and outlet chamber includes at least a gas outlet；With two interconnecting pieces, it is set to outlet cavity outer wall, and extend respectively to outlet chamber both ends；Two handles, are set to the both ends of main part, and one end of each handle is detachably connectable with an interconnecting piece respectively；Pedestal, pedestal are set to the second end of stack shell, the side of pedestal be provided with it is at least one step on foot, and step on one end of foot and pedestal is rotatably coupled to connect.

Description

A kind of inflator

Technical field

The utility model is related to inflator technical fields, and in particular, to a kind of inflator.

Background technology

Hand-pulled inflator (being also inflator pump) type is quite a lot of, and wherein traditional type structure is i.e. as common people are used for producing inflation The inflator that product are inflated.This kind of inflator have the stack shell of a tubular, and one is assembled in stack shell and is operated by connecting rod Piston, piston side are equipped with to recessed rubber cup, and the handle held for user is equipped in connecting rod top, in stack shell lower end Extend a gas tube, the appropriate location of stack shell is separately provided with piston.When user's pull-up handle, air can enter in stack shell Below the piston of side, and when user pushes handle, then one can be provided by piston by the air push-in gas tube in stack shell The effect of part inflation.

The hand handle of existing inflator often connects one end of setting stack shell, in order to facilitate the use of user, the length of hand handle Degree setting is longer, and the volume for stepping on foot of connection setting is also provided with bigger on pedestal, to cause the entirety of hand-pulled inflator Volume is larger, it has not been convenient to transport and storage.

Utility model content

For the defects in the prior art, the purpose of this utility model is to provide a kind of inflators.The knot of the inflator Structure is simple, and is readily transported and stores.

One side according to the present utility model, provides a kind of inflator, and the inflator includes：Stack shell, the stack shell It is internally provided with piston, the inner space of the stack shell is separated into the first gas chamber and the second gas chamber, the piston by the piston Including a check valve sheet；Lid is set to the first end of the stack shell, and the lid includes an air inlet, and the air inlet connects Lead to first gas chamber, the center of the lid is also equipped with linkage tube, and the second end of the linkage tube is connected with the piston It connects；Handle assembly, the handle assembly include：Main part, the main part include：One outlet chamber, the outlet chamber are connected to institute State the first end of linkage tube, for the indoor gas of second gas to be discharged, wherein the outlet chamber goes out including at least one Gas port, the gas in the outlet chamber are discharged by the gas outlet；With two interconnecting pieces, it is set to outside the outlet chamber Wall, and extend respectively to the outlet chamber both ends；Two handles are set to the both ends of the main part, one end of each handle It is detachably connectable with an interconnecting piece respectively；Pedestal, the pedestal are set to the second end of the stack shell, the bottom The side of seat be provided with it is at least one step on foot, and described one end for stepping on foot is rotatably coupled to connect with the pedestal.

Preferably, the interconnecting piece is hollow circular tube, and inner wall is equipped with internal thread, and the handle includes one to described hollow The extension extended in pipe, the outer wall of the extension are equipped with external screw thread, and the handle passes through the internal thread and described outer Screw thread and the interconnecting piece are detachably connectable.

Preferably, the extension extends to the outer wall of the outlet chamber.

Preferably, the outlet chamber includes two gas outlets, and two gas outlets are respectively arranged at the outlet chamber Both sides；The inflator further includes an at least sealing cover, and the sealing cover is removable installed at any one described gas outlet, And seal the gas outlet.

Preferably, the outer wall of two gas outlets is equipped with external screw thread；It is between the sealing cover and the gas outlet It is threadedly coupled.

Preferably, the outer wall of the interconnecting piece includes at least one first pattern area, and first pattern area includes multiple the One shrinkage pool.

Preferably, the outer wall of the handle includes at least one second pattern area, and second pattern area includes multiple second Shrinkage pool.

Preferably, the main part further includes an accommodating cavity being connected with the outlet chamber, is equipped in the accommodating cavity To detect the pressure gauge of pressure, the pressure sensitive end of the pressure gauge is revealed in the outlet chamber.

Preferably, the pedestal steps on the position that foot connect and is provided with rotation slot with described, and described one end for stepping on foot is solid There are shaft, the shaft to be at least partly embedded in the rotation slot, and the shaft is rotatable relative to the rotation slot surely.

Preferably, the pedestal is additionally provided with groove with the foot junction of stepping on, and the rotation slot is two, and described Rotation slot is respectively arranged on two opposite medial surfaces of the groove；Described one end for stepping on foot is inserted into the groove, The shaft is two, and the shaft (91) is respectively arranged at one end position corresponding with the rotation slot for stepping on foot It sets, the shaft is respectively embedded into corresponding rotation slot.

Preferably, the first surface of the pedestal is connected with the second end of the stack shell, a side opening of the groove To the first surface of the pedestal, the rotation slot is respectively arranged on two opposite medial surfaces of the groove.

Preferably, the rotation slot is L-type, the extending direction of the extending direction on one side of the rotation slot and the stack shell Unanimously, the another side of the rotation slot is open to the groove steps on the edge of foot described in.

The inflator of the utility model by two interconnecting pieces of the main part of its handle assembly respectively with two handles it Between it is detachably connected, and be rotatably connected between foot and pedestal by stepping on；In turn, the inflator when in use, user Foot can be slammed, conveniently inflates and be evacuated the progress of work, the stabilization of stack shell during safeguard work, when not in use, Since handle is detachable and steps on that foot is foldable to pack up, the overall volume of inflator can be effectively reduced, transport is reduced Cost, and be also convenient for carrying, store and packing.

Description of the drawings

Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other spies of the utility model Sign, objects and advantages will become more apparent upon：

Fig. 1 is the stereogram of the inflator of the utility model embodiment；

Fig. 2 is the front view of the inflator of the utility model embodiment；

Fig. 3 is the rearview of the inflator of the utility model embodiment；

Fig. 4 is the vertical view of the inflator of the utility model embodiment；

Fig. 5 is the cross section structure schematic diagram at A-A in Fig. 4；

Fig. 6 is the cross section structure schematic diagram at B-B in Fig. 4；

Fig. 7 is the stereoscopic schematic diagram of the handle assembly of the inflator of the utility model embodiment；

Fig. 8 is the cross section structure schematic diagram of the handle assembly of the inflator of the utility model embodiment；

Fig. 9 is the cross section structure schematic diagram of the handle assembly of the inflator of the utility model embodiment；And

Figure 10 is the pedestal of the inflator of the utility model embodiment and steps on the structural schematic diagram of foot.

Specific implementation mode

To the embodiments of the present invention be provided with detailed description below.Although the utility model will be specific in conjunction with some Embodiment is illustrated and illustrates, but should be noted that the utility model is not merely confined to these embodiments. On the contrary, the modification or equivalent replacement, the right that should all cover in the utility model to the utility model progress are worked as In.

In addition, in order to better illustrate the utility model, given in specific implementation mode below numerous specific Details.It will be understood by those skilled in the art that without these details, the utility model can equally be implemented.In other In example, known structure and component are not described in detail, in order to highlight the purport of the utility model.

The stereogram of the inflator of the utility model embodiment is shown please also refer to Fig. 1 to Fig. 6, Fig. 1.Fig. 2 shows The front view of the inflator of the utility model embodiment.Fig. 3 shows the rearview of the inflator of the utility model embodiment. Fig. 4 shows the vertical view of the inflator of the utility model embodiment.Fig. 5 shows the cross section structure signal at A-A in Fig. 4 Figure.Fig. 6 shows the cross section structure schematic diagram at B-B in Fig. 4.It is described to inflate in Fig. 1 to preferred embodiment shown in fig. 6 Cylinder include mainly：Stack shell 3, lid 4, handle assembly and pedestal 7.

As shown in Figure 5 and Figure 6, stack shell 3 is internally provided with piston 5.The inner space of stack shell 3 is separated by piston 5 One gas chamber and the second gas chamber.In the examples shown in figure 5 and figure 6, the first gas chamber is the upper chamber 31 above piston 5, Second gas chamber is the lower chamber 32 positioned at 5 lower section of piston.Piston 5 is one kind in the prior art, is equipped with a check valve sheet 51. Check valve sheet 51 only allows the flowing into linkage tube 6 (reference can be made to hereafter) of the gas in lower chamber 32.

Lid 4 is located at the first end (being upper end in Fig. 1 to Fig. 6) of stack shell 3.As shown in Figure 5 and Figure 6, the center of lid 4 is worn Equipped with linkage tube 6.Linkage tube 6 is a hollow pipe, and second end (being lower end in Fig. 1 to Fig. 6) is connected with piston 5, logical with this Crossing the check valve sheet 51 on piston 5 allows the gas unidirectional in lower chamber 32 to flow into linkage tube 6.Further, on lid 4 also Equipped with an air inlet 41.In the embodiment shown in fig. 5, air inlet 41 is set to the left side of lid 4, the upper gas of the connection of air inlet 41 Room 31 (the first gas chamber), in turn, the gas outside stack shell 3 can be flowed into the upper chamber 31 of cylinder 3 by air inlet 41.

Handle assembly is set to the first end (being upper end in Fig. 1 to Fig. 6) of stack shell 3, and is connected with linkage tube 6.Specifically For, please also refer to Fig. 7 to Fig. 9, which respectively show the solids of the handle assembly of the inflator of the utility model embodiment Schematic diagram and cross section structure schematic diagram.Wherein, Fig. 8 can be understood as the section of the handle assembly at the sections A-A in above-mentioned Fig. 4 Structural schematic diagram, Fig. 9 can be understood as the cross section structure schematic diagram of the handle assembly at B-B-section in above-mentioned Fig. 4.Extremely such as Fig. 7 Shown in Fig. 9, handle assembly includes main part 1 and two handles 2.

As shown in Figure 8 and Figure 9, main part 1 includes an outlet chamber 11 and two interconnecting pieces 12.The lower end of outlet chamber 11 connects Logical linkage tube 6 is inflated for the gas in lower chamber in inflator 32 to be discharged.Wherein, outlet chamber 11 is connected to linkage tube 6 First end (upper end in Fig. 1 to Fig. 6).Further, outlet chamber 11 includes at least a gas outlet 111, in outlet chamber 11 The gas in portion is discharged by gas outlet 111.In Fig. 5 and embodiment shown in Fig. 8, gas outlet 111 is set to outlet chamber 11 right side, it is opposite with the direction of air inlet 41.Gas in lower chamber 32 is passed through outlet chamber 11 by the lower end of outlet chamber 11 It is interior, gas outlet 111 is then flowed to, and outlet chamber 11 is flowed out by gas outlet 111.Gas outlet 111 is for connecting object to be inflated Product, as shown in fig. 7, the outside of gas outlet 111 can be provided with external screw thread 112, it can be with external inflation by external screw thread 112 Pipe is directly connect with article to be inflated, and the inflation to article is realized with this.

As shown in figure 9, two interconnecting pieces 12 are set to 11 outer wall of outlet chamber, and extend respectively to 11 both ends of outlet chamber, In, the structure of two interconnecting pieces 12 is identical.Specifically, the handle assembly in the utility model embodiment is in order to realize inflator Transport, therefore the convenience in carrying process can dismantle mutually between the main part 1 of handle assembly and two handles 2.It is main Two interconnecting pieces 12 in body portion 1 are i.e. for distinguishing detachably connected two handles 2.In Fig. 7 to embodiment shown in Fig. 9, Interconnecting piece 12 is hollow circular tube.With further reference to Fig. 9, the inner wall of interconnecting piece 12 is equipped with internal thread 121, and interconnecting piece 12 can pass through The internal thread 121 of its inner wall and handle 2 are detachably connected (reference can be made to hereafter).Further, the outer wall of two interconnecting pieces 12 Including at least one first pattern area 122 (each interconnecting piece 12 includes two the first pattern areas in embodiment shown in Fig. 7), first Pattern area 122 includes multiple first shrinkage pools, can be inflated in user by the first pattern area 122 of the outer wall of interconnecting piece 12 Increase the frictional force between interconnecting piece 12 and the palm of user in the process, keeps inflation more effortless.

Two handles 2 are respectively arranged at the both ends of main part 1, wherein the structure of two handles 2 is identical.Each handle 2 One end is detachably connectable with an interconnecting piece 12 of main part 1 respectively.Specifically, in Fig. 7 to embodiment shown in Fig. 9 In, handle 2 includes an extension 21 extended into hollow circular tube.Extension 21 is inserted in hollow interconnecting piece 12.Such as Fig. 9 Shown, extension 21 preferably extends to the outer wall of outlet chamber 11, the i.e. length of extension 21 and the length inside interconnecting piece 12 It is adapted, so that extension 21 is inserted in completely in interconnecting piece 12, it is strong to increase the connection between handle 2 and interconnecting piece 12 with this Degree, improves the reliability of handle assembly.The outer wall of extension 21 is equipped with external screw thread 211.External screw thread 211 can be with 12 inner wall of interconnecting piece Internal thread 121 be intermeshed, realized with this detachably connectable between handle 2 and interconnecting piece 12.Further, it holds for two Outer wall 2 includes at least one second pattern area 22, and the second pattern area 22 includes multiple second shrinkage pools, with above-mentioned first pattern area 122 similarly, can be increased handle 2 during user inflates and made by the second pattern area 22 of the outer wall of handle 2 Frictional force between the palm of user keeps inflation more effortless.

Further, as shown in Figure 7 to 9, in the preferred embodiment of the utility model, main part 1 further include one with The accommodating cavity 13 that outlet chamber 11 is connected.It is equipped in accommodating cavity 13 to detect the pressure gauge (not shown) of pressure, the pressure The pressure sensitive end of power table is revealed in outlet chamber 11, so that pressure gauge can detect the pressure for the gas being passed through in outlet chamber 11 Power ensures the safety of gas replenishment process by the detection to air pressure in outlet chamber 11.

Further, in other embodiments of the utility model, outlet chamber 11 may include two gas outlets.Two Gas outlet is respectively arranged at the both sides of outlet chamber 11, and (in conjunction with shown in Fig. 8, two gas outlets are respectively arranged at the left side of outlet chamber 11 And right side).In turn, in these embodiments, handle assembly further includes an at least sealing cover.The sealing cover is removably disposed At any one gas outlet, and seal the gas outlet.Specifically, the outer wall of two gas outlets is equipped with external screw thread.Sealing Lid can be threadedly coupled between gas outlet.In turn, in these embodiments, user can be close optionally through using One gas outlet of lidstock, and article is inflated using another gas outlet；Or two can also be gone out simultaneously Gas port is inflated come article to be inflated to two respectively, and the practicability of inflator is improved with this.

Pedestal 7 is set to the second end (being lower end in Fig. 8 and Fig. 9) of stack shell 3.Specifically, the side of pedestal 7 is provided with Foot 8 is stepped on, it is to be rotatably connected to step on one end of foot 8 relative to the pedestal 7.

It is set as being rotatably connected by the way that foot 8 and pedestal 7 will be stepped on, when in use, can will step on foot 8 and be positioned over and bottom Seat 7 is substantially flush, and convenient for users to trampling, as a fulcrum of inflator, stack shell 3 is steady in guarantee inflation or pumping process It is fixed, when not in use, it can will step on the folding of foot 8 and pack up, to reduce the storage volume of inflator entirety.

Figure 10 is referred to, it illustrates the pedestals of the inflator of the utility model embodiment and the structural representation for stepping on foot Figure.Specifically, in order to enable it is to be rotatably connected to step on one end of foot 8 and pedestal 7, pedestal 7 and the position stepped on foot 8 and connect It can be provided with rotation slot 711, described one end for stepping on foot 8 is fixed with shaft 81, and the shaft 81 is at least partly embedded at institute It states in rotation slot 711, and shaft 81 is rotatable relative to rotation slot 711.Pass through shaft 81 and rotation slot 711 in the embodiment Between relative rotation realization step on being rotatably connected between foot 8 and pedestal 7.

Further, as shown in Figure 10, pedestal 7 is arranged fluted 71 with the position that foot 8 connect is stepped on, and rotation slot 711 is Two, and rotation slot 711 is respectively arranged on two opposite medial surfaces of groove 71；Groove 71 is inserted into the one end for stepping on foot 8 In, shaft 81 is two, and shaft 81 is respectively arranged at one end position corresponding with rotation slot 711 for stepping on foot 8, shaft 81 It is respectively embedded into corresponding rotation slot 711.In this embodiment, foot 8 is stepped on to match with groove 71, therefore, 81 phase of shaft When being rotated for rotation slot 711, the one end for stepping on foot 8 can be in the inner rotation of groove 71.

Further, a side opening of groove 71 to the upper surface of pedestal 7, two rotation slots 711 of groove 71 is set respectively It is placed on two opposite medial surfaces of groove 71.Using this setup, when not in use, stepping on foot 8 can be relative to Pedestal 7 is folded up, and being folded to the position consistent with the extending direction of stack shell 3 (direction of first end to second end), (i.e. Fig. 1 is extremely Being folded up in Fig. 6), to reduce the volume for stepping on the occupancy of foot 8.

Further, as shown in Figure 10, step on foot 8 one end be towards groove 71 protrude, and the shape of groove 71 with step on The shape of one end that foot 8 protrudes matches.Using this structure, when using hand-pulled inflator, will step on foot 8 put to pedestal 7 when being substantially flush, and stepping on the upper surface of foot 8 and the upper surface of pedestal 7 can keep concordant, and is stepping on foot 8 around the shaft 81 When rotation, the inner surface of the outer surface and groove 71 of stepping on one end of foot 8 can keep being fitted close.Similarly, it is only herein A kind of preferred embodiment of the utility model, the utility model are not limited.

Further, as shown in Figure 10, rotation slot 711 is L-type, extending direction and the stack shell 3 on one side of rotation slot 711 Extending direction is consistent (being usually vertical direction), and the another side of rotation slot 711 is open to groove 71 towards the edge for stepping on foot 8. Using this kind of structure, the installation and removal for stepping on foot 8 on pedestal 7 can be significantly facilitated, when mounted, step on 8 both ends of foot Shaft 81 can be by two rotation slots 711 at 71 edge of groove opening, be respectively embedded into corresponding rotation slot 711, After insertion, shaft 81 slides into the lower section of rotation slot 711 along the track of rotation slot 711, to ensure to be not easy to take off in use It falls；It needs to unload when stepping on foot 8, shaft 81 can be moved up along rotation slot 711, be then displaced outwardly, be moved to and turn The opening of dynamic slot 711 can be detached from pedestal 7.The opening of rotation slot 711 is merely illustrative herein, in addition, rotation slot 711 Shape in alignment can be set, the upper edge in groove is arranged in the opening of rotation slot 711, when foot 8 is stepped in installation, Shaft 81 is inserted directly into corresponding rotation slot 711.

Rotation slot 711 and to step on the matching relationship of foot 8 be only a kind of preferred embodiment in the present embodiment, takes other Being rotatably connected for mode, also can be achieved on, such as fixing axle is arranged in the side of pedestal 7, and the one end for stepping on foot 8 is arranged In in fixing axle；Or one entire rotation slot is set in the side of pedestal 7, and shaft is to be set to the end for stepping on foot 8 A whole shaft, shaft is completely embedded in rotation slot, can be rotated in rotation slot；Or the opening side of change groove To changing the installation position of rotation slot, the shape matching relationship etc. of foot and groove is stepped in change, belongs to the utility model Within protection domain.

Shown in above-mentioned Fig. 1 to Figure 10, the operation principle and process of inflator is as follows：

In 5 folding process of piston, the upper chamber 31 of stack shell 3 by 41 air-breathing of air inlet of lid 4, meanwhile, stack shell 3 Gas in lower chamber 32 is via entering the above-mentioned detachable inflator being connect with linkage tube 6 after check valve sheet 51, linkage tube 6 In the outlet chamber 11 of handle assembly.Gas in outlet chamber 11 can be discharged from gas outlet 111, so to 111 phase of gas outlet Object to be inflatable product even are inflated.

And during piston 5 moves up, piston 5 is because of the sealed ring deformation of its periphery, gas in the upper chamber 31 of stack shell 3 Can enter in lower chamber 32 via 5 periphery of piston respectively, make the gas in lower chamber 32 supplemented (i.e. in lower chamber 32 into Row air-breathing).And the gas in linkage tube 6, outlet chamber 11 can avoid flowing into lower chamber 32 under the blocking of check valve sheet 51.

And then the detachable inflator hand is drivingly connected using above-mentioned detachable inflator handle assembly by user The linkage tube 6 of device and piston 5 synchronize move up and down, the inflation to the article with inflation is realized with this.

In summary, the main body that the inflator of the utility model passes through its handle assembly by the inflator of the utility model Two interconnecting pieces in portion are detachably connected between two handles respectively, and by stepping on rotatable company between foot and pedestal It connects；In turn, when in use, user can slam foot to the inflator, conveniently inflate and be evacuated the progress of work, safeguard work The stabilization of stack shell in the process, when not in use, since handle is detachable and steps on that foot is foldable to pack up, it can be effectively Reduce the overall volume of inflator, reduce transportation cost, and is also convenient for carrying, store and packing.

Claims (12)

1. a kind of inflator, which is characterized in that the inflator includes：

Stack shell, the stack shell are internally provided with piston, and the inner space of the stack shell is separated into the first gas chamber by the piston With the second gas chamber, the piston includes a check valve sheet；

Lid is set to the first end of the stack shell, and the lid includes an air inlet, and the air inlet is connected to first gas The center of room, the lid is also equipped with linkage tube, and the second end of the linkage tube is connected with the piston；

Handle assembly, the handle assembly include：

Main part, the main part include：

One outlet chamber, the outlet chamber are connected to the first end of the linkage tube, for the indoor gas of second gas to be discharged, Wherein, the outlet chamber includes at least a gas outlet, and the gas in the outlet chamber is discharged by the gas outlet；With

Two interconnecting pieces are set to the outlet cavity outer wall, and extend respectively to the outlet chamber both ends；

Two handles, are set to the both ends of the main part, and one end of each handle is detachable with an interconnecting piece respectively Ground is connected；

Pedestal, the pedestal are set to the second end of the stack shell, the side of the pedestal be provided with it is at least one step on foot, and Described one end for stepping on foot is rotatably coupled to connect with the pedestal.

2. inflator according to claim 1, which is characterized in that the interconnecting piece is hollow circular tube, and inner wall is equipped with interior Screw thread, the handle include an extension extended into the hollow circular tube, and the outer wall of the extension is equipped with external screw thread, institute It is detachably connectable by the internal thread and the external screw thread and the interconnecting piece to state handle.

3. inflator according to claim 2, which is characterized in that the extension extends to the outer wall of the outlet chamber.

4. inflator according to claim 2, which is characterized in that the outlet chamber includes two gas outlets, described in two Gas outlet is respectively arranged at the both sides of the outlet chamber；The inflator further includes an at least sealing cover, and the sealing cover is removable It is set to unloading at any one described gas outlet, and seals the gas outlet.

5. inflator according to claim 4, which is characterized in that the outer wall of two gas outlets is equipped with external screw thread； It is to be threadedly coupled between the sealing cover and the gas outlet.

6. inflator according to claim 1, which is characterized in that the outer wall of the interconnecting piece includes at least one first pattern Area, first pattern area include multiple first shrinkage pools.

7. inflator according to claim 1, which is characterized in that the outer wall of the handle includes at least one second pattern Area, second pattern area include multiple second shrinkage pools.

8. inflator according to claim 1, which is characterized in that the main part further includes one being connected with the outlet chamber Logical accommodating cavity, the accommodating cavity is interior to be equipped with to detect the pressure gauge of pressure, and the pressure sensitive end of the pressure gauge is revealed in In the outlet chamber.

9. inflator according to claim 1, which is characterized in that the pedestal and the position setting stepped on foot and connect There are rotation slot, described one end for stepping on foot to be fixed with shaft, the shaft is at least partly embedded in the rotation slot, and described Shaft is rotatable relative to the rotation slot.

10. inflator according to claim 9, which is characterized in that the pedestal is also set up with the foot junction of stepping on Fluted, the rotation slot is two, and the rotation slot is respectively arranged on two opposite medial surfaces of the groove；

Described one end for stepping on foot is inserted into the groove, and the shaft is two, and the shaft (91) is respectively arranged at institute One end of Shu Cai foots position corresponding with the rotation slot, the shaft are respectively embedded into corresponding rotation slot.

11. inflator according to claim 10, which is characterized in that the of the first surface of the pedestal and the stack shell Two ends are connected, and to the first surface of the pedestal, the rotation slot is respectively arranged at described recessed a side opening of the groove On two opposite medial surfaces of slot.

12. inflator according to claim 11, which is characterized in that the rotation slot is L-type, one side of the rotation slot Extending direction it is consistent with the extending direction of the stack shell, the another side of the rotation slot, which is open, to be stepped on to the groove described in The edge of foot.