CN209422408U - A kind of care appliances - Google Patents

Abstract

The utility model relates to care appliances technical fields, provide a kind of care appliances, comprising: care appliances main body, power source and be set to the intracorporal main support of care appliances master；The main support is equipped with several driving assemblies；Each the driving component is equipped with the massage assembly for being massaged human body；Several indents, socket for accommodating each the driving component and the massage assembly are equipped with close to the side of human body in the care appliances main body；The massage assembly is placed in the socket under the driving of the driving component, or is placed in outside the socket.When needing to carry out human body massage nursing, under driving by power source and driving assembly, massage assembly is set to stretch out socket, when only need when common neckpillow use when, by under the driving of power source and driving assembly, massage assembly is housed in socket, having the advantages that the care appliances not only can be when common neckpillow is used but also can be used when neck nursing massager is standby.

Description

A kind of care appliances

Technical field

The utility model relates to care appliances technical fields, are provided in particular in a kind of care appliances.

Background technique

With the improvement of living standards, rhythm of life is but being further speeded up, the crowd to bend over one's desk working for a long time for those For, cervical vertebra is because be chronically at a kind of state, it is easy to generate cervical spondylosis.Neck nursing equipment is loosened because can play The effect of musculi colli, it is highly beneficial to prevention cervical spondylosis.

Then, some neck nursing equipment on the market at present, have a single function, can only do neck massaging, after massage only Can store cannot make neckpillow use；And neckpillow on the market, and be only capable of making neckpillow use, do not have massage functions.

Utility model content

The purpose of this utility model is to provide a kind of care appliances, it is intended to solve neck nursing equipment function in the prior art The single technical problem of energy.

A kind of in order to achieve the above purposes, the technical solution adopted by the utility model is: care appliances, comprising: care appliances Main body, power source and be set to the intracorporal main support of care appliances master；The main support is equipped with several driving assemblies；Each institute Driving assembly is stated equipped with the massage assembly for being massaged human body；Close to the side of human body in the care appliances main body Socket equipped with several indents, for accommodating each the driving component and the massage assembly；The massage assembly is in institute It states and is placed under the driving of driving assembly in the socket, or be placed in outside the socket.

Further: the driving component includes: guide post, airbag and restoring piece；The power source includes air pump, described to lead Column is set on the main support, and the massage assembly and the restoring piece are set on the guide post, and the airbag is set in institute It states on guide post and between the main support and the massage assembly, the gas nozzle of the airbag is connected by tracheae and the air pump It is logical；The massage assembly is between the airbag and the restoring piece.

Further: the restoring piece includes: on the guide post far from described airbag one end, diameter convex convex Portion out, and, one end of the compression spring being set on the guide post, the compression spring is connected in massage head, and the other end abuts On the protrusion.

Further: pallet, the main support are arranged on the guide post between the airbag and the massage assembly On be additionally provided with locating part for limiting the relationship that relatively rotates between the pallet and the guide post.

Further: the locating part includes: the chassis being fixed on the main support, it is on the chassis, with For the hollow posts that the pallet is arranged, several axis on the hollow posts outer peripheral surface, extending direction and the hollow posts Line protrusion in the same direction, and, it is several it is on the pallet, for the sliding slot with each raised slidable fit；It is described to lead Column is coaxially set with the hollow posts, and the airbag is set in the hollow posts.

Further: the pallet is equipped with annular groove, if being equipped with stem portion in the annular groove protrudes the tray surface Ball, the massage assembly rolling are connected on several balls.

Further: the power source includes: motor and gear drive group；The driving component includes: set on the master Guiding trestle on bracket, and, the screw rod with the output axis connection of the gear drive group；The screw rod and the massage group Part is threadedly coupled, the massage assembly and the movable grafting of the guiding trestle.

Further: the guiding trestle includes: the bottom plate being fixed on the main support and on the bottom plate Guide cylinder；The guide cylinder is arranged with the massage assembly, and the outer peripheral surface of the guide cylinder is equipped with several axially extending lead Slot, the massage assembly are equipped with several guide blocks with the guide groove slidable fit.

Further: the main support is equipped with fixed bracket, and the support bracket fastened cross section is U-shaped, the massage Component and the driving component can be placed in the fixed bracket, the fixed bracket at the socket with the nursing Equipment body sealing assembly.

Further: the massage assembly includes: the massage bracket with the movable assembly of the driving component, is set to described Several central axises in massage bracket, and on each central axis and can be around the massage head of the center axis rotation.

Further: there are two and with the settings of the axisymmetrical of the massage bracket for the massage head setting.

Further: the care appliances main body includes: U-shaped outer airbag and interior airbag, is opened on the inside of the outer airbag Equipped with several first openings, several second openings are offered on the interior airbag, the interior airbag is placed in the outer airbag, institute Interior airbag and the outer airbag is stated to assemble in first opening with second opening sealing to form the socket, institute Main support is stated in the interior airbag.

Further: the care appliances main body is coated with sheathing.

The utility model has the beneficial effects that a kind of care appliances provided by the utility model, when need to carry out neck by It rubs when nursing, under the driving by power source and driving assembly, massage assembly is made to stretch out socket, when only needing when common neckpillow In use, massage assembly is housed in socket, by under the driving of power source and driving assembly relative to existing skill For art, which has the advantages that not only can be when common neckpillow is used but also can be used when neck nursing equipment.

Detailed description of the invention

It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only that this is practical new Some embodiments of type for those of ordinary skill in the art without any creative labor, can be with It obtains other drawings based on these drawings.

Fig. 1 is the structural schematic diagram for the care appliances that the utility model embodiment 1 provides；

Fig. 2 is that the structural schematic diagram after care appliances main body is omitted in the utility model embodiment 1；

Fig. 3 is the schematic cross-sectional view of A-A in Fig. 2；

Fig. 4 is the structural schematic diagram that the utility model implements massage assembly in 1；

Fig. 5 is the schematic cross-sectional view of B-B in Fig. 4；

Fig. 6 is the configuration schematic diagram of massage assembly, driving assembly in the utility model embodiment 1；

Fig. 7 is the configuration schematic diagram of massage assembly, driving assembly in the utility model embodiment 2.

Appended drawing reference: 1, care appliances main body；101, socket；2, main support；3, power source；31, motor；32, gear Transmission group；33, output shaft；34, tracheae；4, driving assembly；41, guide post；42, airbag；43, restoring piece；431, protrusion；432, Compression spring；44, guiding trestle；441, bottom plate；442, guide cylinder；443, guide groove；444, guide block；45, screw rod；451, convex block；5, Massage assembly；51, massage bracket；511, recess；52, central axis；53, massage head；54, bearing；6, locating part；61, chassis； 62, hollow posts；63, raised；64, sliding slot；7, pallet；71, annular groove；72, ball；8, fixed bracket.

Specific embodiment

The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and should not be understood as to the utility model Limitation.

In the description of the present invention, it should be understood that term " length ", " width ", "upper", "lower", " preceding ", The orientation or positional relationship of the instructions such as " rear ", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is based on attached Orientation or positional relationship shown in figure, is merely for convenience of describing the present invention and simplifying the description, rather than indication or suggestion Signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to this The limitation of utility model.

In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or Implicitly include one or more of the features.The meaning of " plurality " is two or two in the description of the present invention, More than, unless otherwise specifically defined.

In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be Mechanical connection, is also possible to be electrically connected；It can be directly connected, two can also be can be indirectly connected through an intermediary The interaction relationship of connection or two elements inside element.It for the ordinary skill in the art, can basis Concrete condition understands the concrete meaning of above-mentioned term in the present invention.

In the present embodiment, care appliances can be neck massager, eye massage device, head massager or other be used for The massager of massage nursing is carried out to partes corporis humani position, in the present embodiment, the care appliances are mainly to make neck massager It is illustrated.

Embodiment 1:

Please refer to shown in Fig. 1-6, a kind of care appliances provided by the utility model, comprising: it is whole it is U-shaped, can charge and discharge The care appliances main body 1 of gas, and, the main support 2 in care appliances main body 1；Care appliances main body 1 can hang on human body On neck, power source 3 and several driving assemblies 4 are equipped on main support 2；Wherein, each driving assembly 4 is equipped with for human body The massage assembly 5 that neck is massaged.In the present embodiment, there are two the settings of massage assembly 5.In other embodiments, it nurses Equipment body 1 can be made of filling flexible material in cloth set.In the present embodiment, which is mainly used for human body Neck is massaged, therefore the setting of care appliances main body is U-shaped.When needing to massage other positions of human body, nursing is set Standby main body can be set to matched shape, here without limitation.

On the inside of care appliances main body 1 equipped with several indents, appearance for accommodating each driving assembly 4 and massage assembly 5 Set mouth 101, wherein main support 2 and care appliances main body 1 seal assembly at socket 101, to guarantee care appliances main body 1 Leakproofness；Wherein, massage assembly 5 is placed in socket 101 under the driving of driving assembly 4 or stretches out socket 101.

A kind of care appliances provided by the utility model, by using can inflation/deflation care appliances main body 1, when not needing It deflates when use to care appliances main body 1, thus it is convenient for collecting, it occupies little space；When need to carry out neck by When rubbing, cooperated by power source 3 and driving assembly 4, massage assembly 5 is made to stretch out socket 101 and neck massaged, When only needing when common neckpillow is in use, massage assembly 5 is housed in socket 101, compared with the existing technology for, It is convenient with storage, occupy little space, not only can when common neckpillow use again can be when the use of neck nursing equipment the advantages of.

In the present embodiment, care appliances main body 1 can carry out inflation/deflation by extraneous gas source, or by main support 2 Upper setting air pump carries out inflation/deflation to care appliances main body.

Specifically: in the present embodiment, power source 3 includes: motor 31 and gear drive group 32；Driving assembly 4 includes: to set In the guiding trestle 44 on main support 2, and, the screw rod 45 being connect with the output shaft 33 of gear drive group 32；Wherein, screw rod 45 It is threadedly coupled with massage assembly 5, massage assembly 5 and the movable grafting of guiding trestle 44.Wherein, gear drive group 32 is multistage tooth Wheel group, output shaft 33 are the axis of the afterbody gear far from motor 31.More specifically, gear drive group 32 is reduction gearing Group.

As shown in figs. 5 and 6, more specifically: guiding trestle 44 includes: the bottom plate 441 being fixed on main support 2 and is set to Guide cylinder 442 on bottom plate 441；Guide cylinder 442 and massage assembly 5 are arranged, and the outer peripheral surface of guide cylinder 442 is equipped with several axial directions The guide groove 443 of extension, massage assembly 5 are equipped with several guide blocks 444 with 443 slidable fit of guide groove.In the present embodiment, it is oriented to 442 end chamfers far from bottom plate 441 of cylinder, so as to guide block 444 and slide into sliding slot 443, wherein guide groove 443 and guide block 444 Cross section setting be in dentation, further facilitate the slidable fit of guide block 444 Yu guide groove 443.

In the present embodiment, the height of guide cylinder 442 is less than lifting travel of the massage assembly 5 in 45 axial direction of screw rod, i.e., When motor 31 starts and drives screw rod 45 to rotate forward by gear drive group 32, because leading between guiding trestle 44 and massage assembly 5 The restriction effect for crossing guide block 444 Yu guide groove 443 limits the rotatory force that massage assembly 5 is rotated with screw rod 45, to make massage group Part 5 is only capable of moving along 45 axial direction of screw rod, and after massage assembly 5 rises to certain stroke, guide block 444 is detached from guide groove 443, from And restriction effect is lost, at this point, massage assembly 5 can be rotated synchronously with screw rod 45, so that massage assembly 5 rotates human body Formula massage；When motor 31 drives screw rod 45 to invert, massage assembly 5 declines, and guide block 444 is slid into again in guide groove 443, until The decline of massage assembly 5 is housed in socket 101, to use when common neckpillow.

In the present embodiment, as shown in fig. 6, being additionally provided with two be axially and symmetrically arranged with screw rod 45 on massage assembly 5 Convex block 451, convex block 451 is hemispherical, the screw thread slidable fit on convex block 451 and screw rod 45, so that convex block 451 is along screw rod 45 Threaded rotational movement.

Specifically: fixed bracket 8 is additionally provided on main support 2, the cross section of fixed bracket 8 is U-shaped, 5 He of massage assembly Driving assembly 4 can be accommodated in fixed bracket 8, port and care appliances main body 1 surface of the fixed bracket 8 far from main support 2 It is substantially flush, fixed bracket 8 assembles at socket 101 with care appliances main body 1, and fixed bracket 8 can with care appliances main body 1 It is assembled by the way of gluing and/or hot melt.Fixed bracket 8 is used for massage assembly 5, driving assembly 4 and care appliances Main body 1 separates, to shield to massage assembly 5, driving assembly 4；Meanwhile fixed bracket 8 is also convenient for and care appliances Main body 1 is assembled, and mounting process is simplified.

Specifically, in the present embodiment, massage assembly 5 includes: massage bracket 51, in several in massage bracket 51 Mandrel 52, and on central axis 52 and can around central axis 52 rotate massage head 53.

More specifically, in the present embodiment, massage bracket 51 is tubular, massage bracket 51 is arranged with guide cylinder 442, and two is convex Block 451 is arranged in massage bracket, and central axis 52 is provided with two, and every central axis 52 is equipped with a massage head 53, massage First 53 are rotatably installed on central axis 52 by bearing 54, and massage head 53 is arranged with the axisymmetrical of massage bracket 51.At other In embodiment, massage head 53 settable 3 or 4.

Specifically, in the present embodiment, care appliances main body 1 includes: U-shaped outer airbag and interior airbag, outer airbag inside Several first openings are offered, several second openings are offered on interior airbag, interior airbag is placed in outer airbag, interior airbag and outer gas Bag is in the first opening with the sealing assembly of the second opening to form socket 101；It is set by outer airbag with interior airbag convenient for nursing The production of standby main body, at the same care appliances main body using can the airbag of inflation/deflation be made, convenient for the storage and carrying of care appliances, And main support 2 is arranged in interior airbag, external airbag carries out effective protection.

Specifically, it is coated with sheathing in care appliances main body 1, cloth can be used in sheathing or cortical material is made, dress Decorations set for make neck nursing equipment is more beautiful, contacted with human skin when it is more comfortable, while also to care appliances main body 1 Outside table protected.

Embodiment 2:

As shown in fig. 7, in the present embodiment, providing a kind of driving assembly 4 structure and massage different from other embodiments Component 5.The driving assembly 4 includes: guide post 41, airbag 42 and restoring piece 43；In the present embodiment, power source 3 includes: air pump. Wherein, guide post 41 is arranged on main support 2, and massage assembly 5 and restoring piece 43 are set on guide post 41, and airbag 42 is set in guide post On 41 and between main support 2 and massage assembly 5, the gas nozzle of airbag 42 is connected to by tracheae 34 with air pump；Massage assembly 5 Between airbag 42 and restoring piece 43.In the present embodiment, air pump is arranged on main support 2, and in other embodiments, air pump can It is arranged outside care appliances main body 1.

When needing massages massage assembly 5 to neck, air pump is inflated airbag 42, and airbag 42 is heaved To push massage assembly 5 to move along the extending direction of guide post 41, so that massage assembly 5 stretches out socket 101 and to neck It is massaged；When not needing massages massage assembly 5 to neck, deflate to airbag 42, and in restoring piece Under 43 promotion, it is housed in massage assembly 5 in socket 101, so that neck nursing equipment plays the role of common neckpillow.It is logical The mode for crossing the driving of airbag 42, it is convenient to have the advantages that easy for installation, easy to maintain, cost is relatively low, mode converts.

Specifically: restoring piece 43 includes: separate 42 one end of airbag, the diameter convex protrusion 431 on guide post 41, And it is set in the compression spring 432 on guide post 41.Wherein, one end of compression spring 432 is connected on massage assembly 5, and the other end supports It connects on protrusion 431.When massage assembly 5 is housed in socket 101, compression spring 432 is in relaxed state, when massage group When part 5 stretches out socket 101, compression spring 432 is in compressive state.In other embodiments, restoring piece 43 uses same gas 42 structures of bag.

In the present embodiment, protrusion 431 is the convex block of 3 pieces of 41 circumferential surfaces of protrusion guide post, in other embodiments, protrusion 431 diameters are greater than the disk of 432 outer diameter of compression spring, and disk is fixed by screws on guide post 41.

Specifically: being arranged with pallet 7 on the guide post 41 between airbag 42 and massage assembly 5, be additionally provided with use on main support 2 The locating part 6 for the relationship that relatively rotates between limitation pallet 7 and guide post 41.Pallet 7 is used for airbag 42 and massage assembly 5 It separates, for avoiding massage assembly 5 from causing to wear to airbag 42 in massage processes, locating part 6 is rotated for limiting pallet 7, To reduce the frictional force between pallet 7 and airbag 42, shield to airbag 42.

More specifically: in the present embodiment, locating part 6 includes: the chassis 61 being fixed by screws on main support 2, if In it is on chassis 61, for the hollow posts 62 that pallet 7 is arranged, several on 62 outer peripheral surface of hollow posts, extending directions are in The axis of void column 62 protrusion 63 in the same direction, and, it is several be set to it is on pallet 7, for the sliding slot with each raised 63 slidable fit 64；Guide post 41 is coaxially set with hollow posts 62, and airbag 42 is set in the hollow posts 62.

After protrusion 63 is with 64 slidable fit of sliding slot, pallet 7 is only capable of moving along the extending direction of hollow posts 62, and cannot be around Hollow posts 62 are rotated, to keep pallet 7 and 42 diameter of airbag opposing stationary, to reduce rubbing between pallet 7 and airbag 42 Wipe power.Moreover, having the advantages that pallet 7 easy for installation using the assembly method of protrusion 63 and sliding slot 64.

In other embodiments, protrusion 63 is arranged on pallet 7, and sliding slot 64 is arranged in hollow posts 62.

Specifically, annular groove 71 is equipped on pallet 7, if the ball 72 equipped with stem portion protrusion 7 surface of pallet in annular groove 71, The rolling of massage assembly 5 is connected on several balls 72.The effect of ball 72 is for reducing between massage assembly 5 and pallet 7 Frictional force, so that massage assembly 5 is preferably massaged.

In the present embodiment, massage assembly 5 includes: massage bracket 51, several central axises 52 in massage bracket 51, And on central axis 52 and can around central axis 52 rotate massage head 53.

More specifically, in the present embodiment, massage bracket 51 is tubular, massage bracket 51 is arranged with hollow posts 62, is massaged Bracket 51 is arranged with guide post 41, and central axis 52 is provided with two, and every central axis 52 is equipped with a massage head 53, massage head 53 It is arranged with the axisymmetrical of massage bracket 51.In other embodiments, massage head 53 settable 3 or 4.

Specifically, in the present embodiment, ball 72 is provided with four, disk is equipped in massage bracket 51, on disk If four recesses 511 are arranged there are four the recess 511 for being respectively used to accommodating part ball 72 with the axisymmetrical of guide post 41.It is recessed The effect of mouth 511 is to make pallet 7 stablize rolling with ball 72 to abut.In the present embodiment, disk include two semi-discs, one Recess 511 there are two being set on semi-disc.In the present embodiment, ball 72 is steel ball.

Care appliances provided by the utility model are housed in massage assembly 5 in socket 101 by driving assembly 4, with When common neckpillow is used；Massage assembly 5 is set to stretch out socket 101 by driving assembly 4, to be used when neck nursing equipment, thus Making the neck nursing equipment of the utility model has the advantages that function is more；And works as and do not need in use, to care appliances main body 1 It deflates, to have the advantages that storage is convenient, occupy little space.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model Protection scope within.

Claims (11)

1. a kind of care appliances characterized by comprising

Care appliances main body (1), power source (3) and be set to the intracorporal main support of care appliances master (2)；

The main support (2) is equipped with several driving assemblies (4)；

Each the driving component (4) is equipped with the massage assembly (5) for being massaged human body；

On the care appliances main body (1) close to human body side be equipped with several indents, for accommodating each the driving component (4) and the socket (101) of the massage assembly (5)；

The massage assembly (5) is placed in the socket (101) under the driving of the driving component (4), or is placed in described Socket (101) is outside.

2. a kind of care appliances according to claim 1, it is characterised in that: the driving component (4) includes: guide post (41), airbag (42) and restoring piece (43)；The power source (3) includes: air pump, and the guide post (41) is set to the main support (2) on, the massage assembly (5) and the restoring piece (43) are set on the guide post (41), and the airbag (42) is set in On the guide post (41) and between the main support (2) and the massage assembly (5), the gas nozzle of the airbag (42) passes through Tracheae (34) is connected to the air pump；The massage assembly (5) is between the airbag (42) and the restoring piece (43).

3. a kind of care appliances according to claim 2, it is characterised in that: the restoring piece (43) includes: set on described Far from the airbag (42) one end, diameter convex protrusion (431) on guide post (41), and, it is set in the guide post (41) one end of the compression spring (432) on, the compression spring (432) is connected on massage assembly (5), and the other end is connected to described On protrusion (431).

4. a kind of care appliances according to claim 2, it is characterised in that: the airbag (42) and the massage assembly (5) it is arranged with pallet (7) on the guide post (41) between, is additionally provided on the main support (2) for limiting the pallet (7) The locating part (6) for the relationship that relatively rotates between the guide post (41).

5. a kind of care appliances according to claim 4, it is characterised in that: the locating part (6) include: be fixed on it is described Chassis (61) on main support (2) is set to hollow posts (62) on the chassis (61), being arranged for the pallet (7), if Dry on the hollow posts (62) outer peripheral surface, the extending direction protrusion (63) in the same direction with the axis of the hollow posts (62), And it is several it is on the pallet (7), for the sliding slot (64) with each described raised (63) slidable fit；The guide post (41) it is coaxially set with the hollow posts (62), the airbag (42) is set on the hollow posts (62).

6. a kind of care appliances according to claim 5, it is characterised in that: the pallet (7) is equipped with annular groove (71), institute Annular groove (71) is stated if the interior ball (72) for protruding pallet (7) surface equipped with stem portion, the massage assembly (5), which rolls, to be abutted On several balls (72).

7. a kind of care appliances according to claim 1, it is characterised in that: the power source (3) include: motor (31) and Gear drive group (32)；The driving component (4) includes: the guiding trestle (44) on the main support (2), and, with The screw rod (45) of output shaft (33) connection of the gear drive group (32)；The screw rod (45) and the massage assembly (5) spiral shell Line connection, the massage assembly (5) and the guiding trestle (44) movable grafting.

8. a kind of care appliances according to claim 7, it is characterised in that: the guiding trestle (44) includes: to be fixed on Bottom plate (441) on the main support (2) and the guide cylinder (442) on the bottom plate (441)；The guide cylinder (442) It is arranged with the massage assembly (5), the outer peripheral surface of the guide cylinder (442) is equipped with several axially extending guide grooves (443), institute It states massage assembly (5) and is equipped with several guide blocks (444) with the guide groove (443) slidable fit.

9. a kind of care appliances according to claim 2, it is characterised in that: the main support (2) is equipped with fixed bracket (8), the cross section of the fixed bracket (8) is U-shaped, and the massage assembly (5) can be placed in described with the driving component (4) In fixed bracket (8), the fixed bracket (8) is fixed with the care appliances main body (1) at the socket (101) and is filled Match.

10. a kind of care appliances described in any one of -9 according to claim 1, it is characterised in that: the massage assembly (5) Include: with the massage bracket (51) of the driving component (4) movable assembly, be set to the massage bracket (51) on it is several in Mandrel (52), and it is set to the massage head (53) that can be rotated on each central axis (52) and around the central axis (52).

11. a kind of care appliances according to claim 10, it is characterised in that: the care appliances main body (1) includes: U The outer airbag and interior airbag of type offer several first openings on the inside of the outer airbag, offer on the interior airbag several Second opening, the interior airbag are placed in the outer airbag, and the interior airbag and the outer airbag are in first opening and institute The sealing assembly of the second opening is stated to be formed the socket (101), the main support (2) is set in the interior airbag.