CN202765268U

CN202765268U - Dual-layer swim ring with built-in air-filling device

Info

Publication number: CN202765268U
Application number: CN 201220457842
Authority: CN
Inventors: 杜志刚
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-09-11
Filing date: 2012-09-11
Publication date: 2013-03-06
Anticipated expiration: 2022-09-11

Abstract

The utility model discloses a dual-layer swim ring with a built-in air-filling device. The swim ring comprises a ring body with double air chambers, an upper cover which is attached the surface of the ring body in a heat seal mode, a built-in barrel body which is connected to the upper cover in a clamping mode and is arranged in a first air chamber, an air inlet nozzle which is attached to an isolating layer of two air chambers in a heat seal mode, an air guide tube which is used for communicating the air inlet nozzle and the barrel body and a one-way valve which is used for controlling the flow direction of the air of the air inlet nozzle and the air guide pipe, wherein an air inlet pipe which is bent by 90 degrees is arranged at the bottom of the inside of the barrel body, one section of the air inlet pipe is located in the center of the inside of the barrel body, a first nozzle of the end portion of the air inlet pipe is arranged upwards, the other section is arranged at the bottom of the barrel body radially, a second nozzle of the end portion of the air inlet pipe is arranged on the side wall of the barrel body, a tubular boss which surrounds the center of the bottom end face is arranged on the bottom end face of the piston of the barrel body, the boss can be inserted in the first nozzle of the air inlet pipe of the bottom of the barrel body, the boss is sealed with the inner wall of the first nozzle in an air mode, and the air inside one air chamber cannot leak even though the other air chamber is damaged and the one-way valve is in bad sealing.

Description

The double-layered swimming ring of built-in gas filled device

Technical field

The utility model relates to a kind of double-layered swimming ring, relates in particular to a kind of double-layered swimming ring of built-in gas filled device.

Background technology

A kind of double-layered swimming ring of built-in gas filled device has been described in another patent application prospectus ZL201020612252.7 of the applicant, make to double-deck swimming life-buoy inflation and become convenient and swift, in this invention, cylindrical shell passes through annular gland, annular end cap and large soft seal strip are connected to air chamber inside, but this structure is because part is more, installation procedure is many, easily because the problem that leaks air not in place is installed, this problem is in I another patent application prospectus ZL201120220081.8, adopt loam cake and the direct heat seal of circle body wall, then inner cylindrical shell and loam cake clamping are solved; What adopt in this invention in addition is that hard handle cover has soft sealing plug to seal, exist the hard handle to be difficult for pulling out the problem of frangibility in the use, this problem specifically describes in I another patent application prospectus ZL201120064708.5, adopts soft material to be processed into one handle and plug and is solved; Also has a problem in this invention, two of double-deck swimming life-buoy air chambers just rely on the check valve of the interior check valve of ventilation flue and cylinder body bottom isolated each other exactly, because check valve can not guarantee to seal fully under normal circumstances, in the situation that air chamber breakage, gas in another air chamber still may be reverse flow to damaged air chamber and reveals from check valve, double-deck swimming life-buoy also just loses its distinctive safety, and this problem does not also solve at present.

The utility model content

The technical problems to be solved in the utility model provides a kind of can conveniently the inflation simultaneously to two air chambers of double-layered swimming ring, can guarantee again in the situation that the double-layered swimming ring of the built-in gas filled device that the gas of another air chamber of air chamber breakage also can not be revealed.

For addressing the above problem, the utility model adopts following design plan: a kind of double-layered swimming ring of built-in gas filled device, it comprises the circle body of two air chambers, be heat sealing at the flexible PVC loam cake on circle body surface, with the clamping of flexible PVC loam cake and place the built-in cylindrical shell of the first air chamber inside, be heat sealing at the flexible PVC admission piece on the first air chamber and the second air chamber intermediate isolating layer, the flexible PVC ventilation flue who is communicated with flexible PVC admission piece and cylindrical shell bottom lateral opening, the check valve of gas flow in control flexible PVC admission piece and the flexible PVC ventilation flue, wherein, the L-type air inlet pipe that one one-tenth 90 degree bending is arranged in the bottom surface of inner barrel, first mouth of pipe that a section of air inlet pipe is positioned at inner barrel center and end up, the axis of this section air inlet pipe and the axis of cylindrical shell coincide, another section of air inlet pipe radially arranges along the cylindrical shell bottom surface and is integral with the cylindrical shell bottom surface, and second mouth of pipe of end is on the sidewall of cylindrical shell; On the bottom face of cylindrical shell inner carrier, around the center of bottom face a tube shape bulge is arranged, boss can insert first mouth of pipe of cylindrical shell bottom surface air inlet pipe, boss and the first internal wall of pipe orifice vapor seal.

Adopt such structure, inflate under the complete handle by on earth the time at swimming life-buoy, the plug of root part of handle seals the first air chamber, the boss of piston bottom end inserts first mouth of pipe that cylinder body bottom is communicated with the second air chamber, seal the second air chamber, even one of them air chamber is damaged, check valve is also poorly sealed, because the gas in the vapor seal between boss and first mouth of pipe, another air chamber can not leak yet.

As a kind of improvement of the present utility model be, second mouth of pipe on the described cylinder lateral wall is plugged with the flexible PVC base, described flexible PVC base is a straight pipe, its outer wall have two symmetries and with the axial vertical lug of straight pipe, one end of flexible PVC base binds with flexible PVC ventilation flue gluing and is connected, the other end inserts in second mouth of pipe and becomes vapor seal, an open-work is arranged respectively on two lugs, corresponding lug open-work position is processed with respectively a hook on cylinder lateral wall, and the open-work of two lugs is hung in hook and upward captives joint with cylindrical shell.

The another kind of improvement of the present utility model is, second mouth of pipe on the described cylinder lateral wall is plugged with the flexible PVC base, described flexible PVC base is a straight pipe, its outer wall have two symmetries and with the axial vertical lug of straight pipe, one end of flexible PVC base binds with flexible PVC ventilation flue gluing and is connected, the other end inserts in second mouth of pipe and becomes vapor seal, an open-work is arranged respectively on two lugs, there is respectively a screw corresponding lug open-work position on cylinder lateral wall, and lug passes open-work on the lug by screw and screws in screw again and be fixed on the cylindrical shell.

Above two kinds of structures are connected with the bonding of flexible PVC base by the flexible PVC ventilation flue, the flexible PVC base are captiveed joint with stack shell again, make the flexible PVC ventilation flue more firm with being connected of stack shell.

As of the present utility model further the improvement be, described check valve is comprised of the cover plate on shutoff flexible PVC admission piece top on the first air chamber and the second air chamber intermediate interlayer and the valve seat that the admission piece incision forms, cover plate and flexible PVC admission piece are integral, and the major part of cover plate and flexible PVC admission piece cutting and separating only fraction are connected.Adopt this structure, can reduce accessory, reduce cost, it is also more convenient to install.

Description of drawings

Below in conjunction with the drawings and specific embodiments the utility model is described in further detail:

Fig. 1 is the structural representation of the double-layered swimming ring of the built-in gas filled device of the utility model.

Fig. 2 is that the double-layered swimming ring of the built-in gas filled device of the utility model is along the cutaway view of cylindrical shell, cylinder body bottom air inlet pipe, flexible PVC ventilation flue, flexible PVC admission piece and local circle body.

Fig. 3 is the structural representation of the double-layered swimming ring flexible PVC base of the built-in gas filled device of the utility model.

Fig. 4 is the local structure schematic diagram of double-layered swimming ring the first embodiment cylindrical shell of the built-in gas filled device of the utility model.

Fig. 5 is the local structure schematic diagram of double-layered swimming ring the second embodiment cylindrical shell of the built-in gas filled device of the utility model.

Fig. 6 is the structural representation that double-layered swimming ring the first embodiment cylindrical shell of the built-in gas filled device of the utility model is connected with the flexible PVC base.

Fig. 7 is the structural representation that double-layered swimming ring the second embodiment cylindrical shell of the built-in gas filled device of the utility model is connected with the flexible PVC base.

The specific embodiment

Such as Fig. 1, shown in Figure 2, the double-layered swimming ring of the built-in gas filled device of the utility model, it comprises the circle body 1 of two air chambers, be heat sealing at the flexible PVC loam cake 2 on circle body 1 surface, with 2 clampings of flexible PVC loam cake and place the built-in cylindrical shell 4 of the first air chamber 3 inside, be heat sealing at the flexible PVC admission piece 7 on the first air chamber 3 and the second air chamber 5 intermediate isolating layers 6, the flexible PVC ventilation flue 8 who is communicated with flexible PVC admission piece 7 and cylindrical shell 4 bottom lateral openings, the check valve of control flexible PVC admission piece 7 and flexible PVC ventilation flue 8 interior gas flows, wherein, the L-type air inlet pipe 9 that one one-tenth 90 degree bending is arranged in the bottom surface of cylindrical shell 4 inside, first mouth of pipe 10 that a section of air inlet pipe 9 is positioned at cylindrical shell 4 inside center and end up, the axis of the axis of this section air inlet pipe and cylindrical shell 4 coincides, another section of air inlet pipe 9 radially arranges along cylindrical shell 4 bottom surfaces and is integral with cylindrical shell 4 bottom surfaces, and second mouth of pipe 11 of end is on the sidewall of cylindrical shell 4; On the bottom face 13 of cylindrical shell 4 inner carriers 12, around the center of bottom face 13 tube shape bulge 14 is arranged, boss 14 can insert first mouth of pipe 10 of cylindrical shell 4 bottom surface air inlet pipes 9, boss 14 and first mouth of pipe, 10 inwall vapor seals.In use, swimming life-buoy is inflated complete handle 15 times by on earth the time, plug 16 sealings first air chamber 3 of handle 15 roots, 13 boss 14 inserts first mouth of pipe 10 that cylindrical shell 4 bottoms are communicated with the second air chamber 5 on piston 12 bottom faces, seal the second air chamber 5, even one of them air chamber is damaged, check valve is also poorly sealed, because the gas in the vapor seal between boss 14 and first mouth of pipe 10, another air chamber can not leak yet.

Check valve shown in Figure 2 is comprised of at the cover plate 18 on the first air chamber 3 and the second air chamber 5 intermediate isolating layers 6 flexible PVC admission piece 7 tops and valve seat 19 that admission piece otch 17 places form shutoff, cover plate 18 is integral with flexible PVC admission piece 7, and the major part of cover plate 18 and flexible PVC admission piece 7 cutting and separating only fraction are connected.Adopt this structure, can reduce accessory, reduce cost, it is also more convenient to install.

Fig. 3, Fig. 4, Fig. 6 shows the utility model the first embodiment cylindrical shell 4 and flexible PVC ventilation flue's 8 connection structure, second mouth of pipe 11 on described cylindrical shell 4 sidewalls is plugged with flexible PVC base 20, described flexible PVC base 20 is a straight pipe, its outer wall have two symmetries and with the axial vertical lug 21 of straight pipe, one end of flexible PVC base 20 binds with flexible PVC ventilation flue 8 and is connected, gluing can adopt the PVC glue special, the other end inserts in second mouth of pipe 11 and becomes vapor seal, an open-work 22 is arranged respectively on two lugs 21, the open-work 22 that is processed with respectively 23, two lugs 21 of a hook in corresponding lug 21 open-works 22 positions on cylindrical shell 4 sidewalls is hung on the hook 23 captives joint with cylindrical shell 4.

Fig. 3, Fig. 5, Fig. 7 shows the utility model the second embodiment cylindrical shell and flexible PVC ventilation flue's connection structure, second mouth of pipe 11 on described cylindrical shell 4 sidewalls is plugged with flexible PVC base 20, described flexible PVC base 20 is a straight pipe, its outer wall have two symmetries and with the axial vertical lug 21 of straight pipe, one end of base 20 binds with flexible PVC ventilation flue 8 and is connected, gluing can adopt the PVC glue special, the other end inserts in second mouth of pipe 11 and becomes vapor seal, an open-work 22 is arranged respectively on two lugs 21, there is respectively a screw 24 corresponding lug 21 open-works 22 positions on cylindrical shell 4 sidewalls, and lug 21 passes open-work 22 on the lug 21 by screw 25 and screws in screw 24 again and be fixed on the cylindrical shell 4.

Adopt above-mentioned two kinds of cylindrical shells 4 and flexible PVC ventilation flue's 8 connection structure, relatively flexible PVC ventilation flue 8 directly inserts second mouth of pipe, 11 connections of cylindrical shell 4 sidewalls, connects more firmly, and flexible PVC ventilation flue 8 can not come off.

Certainly, flexible PVC ventilation flue 8, flexible PVC base 20, flexible PVC admission piece 7 can be processed into one, also flexible PVC ventilation flue 8 and flexible PVC base 20 can be processed into one or flexible PVC ventilation flue 8 and flexible PVC valve 7 and be processed into one; The lug 21 of flexible PVC base 20 both sides can also extend the annular that connects into similar watch chain, then directly is enclosed within on the cylindrical shell 4 to fix, and such conversion all drops within the utility model protection domain.

Claims

1. the double-layered swimming ring of a built-in gas filled device, it comprises the circle body of two air chambers, be heat sealing at the flexible PVC loam cake on circle body surface, with the clamping of flexible PVC loam cake and place the built-in cylindrical shell of the first air chamber inside, be heat sealing at the flexible PVC admission piece on the first air chamber and the second air chamber intermediate isolating layer, the flexible PVC ventilation flue who is communicated with flexible PVC admission piece and cylindrical shell bottom lateral opening, the check valve of gas flow in control flexible PVC admission piece and the flexible PVC ventilation flue, it is characterized in that: the L-type air inlet pipe that one one-tenth 90 degree bending is arranged in the bottom surface of inner barrel, first mouth of pipe that a section of air inlet pipe is positioned at inner barrel center and end up, the axis of this section air inlet pipe and the axis of cylindrical shell coincide, another section of air inlet pipe radially arranges along the cylindrical shell bottom surface and is integral with the cylindrical shell bottom surface, and second mouth of pipe of end is on the sidewall of cylindrical shell; On the bottom face of cylindrical shell inner carrier, around the center of bottom face a tube shape bulge is arranged, boss can insert first mouth of pipe of cylindrical shell bottom surface air inlet pipe, boss and the first internal wall of pipe orifice vapor seal.

2. the double-layered swimming ring of built-in gas filled device according to claim 1, it is characterized in that: second mouth of pipe on the described cylinder lateral wall is plugged with the flexible PVC base, described flexible PVC base is a straight pipe, its outer wall have two symmetries and with the axial vertical lug of straight pipe, one end of flexible PVC base binds with flexible PVC ventilation flue gluing and is connected, the other end inserts in second mouth of pipe and becomes vapor seal, an open-work is arranged respectively on two lugs, corresponding lug open-work position is processed with respectively a hook on cylinder lateral wall, and the open-work of two lugs is hung in hook and upward captives joint with cylindrical shell.

3. the double-layered swimming ring of built-in gas filled device according to claim 1, it is characterized in that: second mouth of pipe on the described cylinder lateral wall is plugged with the flexible PVC base, described flexible PVC base is a straight pipe, its outer wall have two symmetries and with the axial vertical lug of straight pipe, one end of flexible PVC base binds with flexible PVC ventilation flue gluing and is connected, the other end inserts in second mouth of pipe and becomes vapor seal, an open-work is arranged respectively on two lugs, there is respectively a screw corresponding lug open-work position on cylinder lateral wall, and lug passes open-work on the lug by screw and screws in screw again and be fixed on the cylindrical shell.

4. the double-layered swimming ring of each described built-in gas filled device in 3 according to claim 1, it is characterized in that: described check valve is comprised of the cover plate on shutoff flexible PVC admission piece top on the first air chamber and the second air chamber intermediate interlayer and the valve seat that the admission piece incision forms, cover plate and flexible PVC admission piece are integral, and the major part of cover plate and flexible PVC admission piece cutting and separating only fraction are connected.