CN203640339U - Inflation pipe structure of inflatable pool capable of preventing water from flowing reversely - Google Patents
Inflation pipe structure of inflatable pool capable of preventing water from flowing reversely Download PDFInfo
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- CN203640339U CN203640339U CN201320888639.9U CN201320888639U CN203640339U CN 203640339 U CN203640339 U CN 203640339U CN 201320888639 U CN201320888639 U CN 201320888639U CN 203640339 U CN203640339 U CN 203640339U
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- water pond
- spool
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 56
- 238000007789 sealing Methods 0.000 claims abstract description 34
- 230000000694 effects Effects 0.000 claims description 22
- 238000000926 separation method Methods 0.000 claims description 13
- 238000010992 reflux Methods 0.000 claims description 6
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 230000009977 dual effect Effects 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
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Abstract
The utility model discloses an inflation pipe structure of an inflatable pool capable of preventing water from flowing reversely. The inflation pipe structure comprises an inflation pump, an inflation pipe and the inflatable pool, wherein the inflation pipe is connected with a pump body and the inflatable pool; the inflation pipe comprises a first pipe portion, a second pipe portion and a third pipe portion, and the first pipe portion, the second pipe portion and the third pipe portion are sequentially connected; the connection portion of the pump body and the first pipe portion is provided with a first one-way valve used for preventing the water in the inflatable pool from flowing reversely; the third pipe portion is provided with a second one-way valve used for preventing the water in the inflatable pool from flowing reversely and an inflation hole used for inflating the inflatable pool, a sealing cap assembly is additionally arranged, and the sealing cap assembly can be separably connected to the inflation hole in a sealed covering mode; the second pipe portion is higher than the top face of the inflatable pool. Due to the two one-way valves, dual protection is carried out on the inflation pump; meanwhile, the second pipe portion is higher than the top face of the inflatable pool, so that the water in the inflatable pool can hardly enter the inflation pump through the second pipe portion, and with combination of the two one-way valves, triple protection functions are achieved; the third pipe portion is provided with the inflation hole and the inflatable pool can be additionally inflated.
Description
Technical field
The utility model relates to a kind of Inflation water pond gas tube structure that prevents refluence.
Background technology
Inflation water pond, it is provided with inflator pump, and connects inflator pump and Inflation water pond by ventilating pipe.And in prior art, an one-way valve structures is generally only set on ventilating pipe, or, an one-way valve structures is only set at the pump housing place of inflator pump, if this non-return valve function lost efficacy, the water capacity in pond easily enters inflator pump and damages the pump housing.
Utility model content
The utility model provides a kind of Inflation water pond gas tube structure that prevents refluence, and it has overcome the existing deficiency of background technology.The technical scheme adopting that the utility model solves its technical problem is: a kind of Inflation water pond gas tube structure that prevents refluence, it comprises inflator pump, gas tube and Inflation water pond, inflator pump comprises the pump housing (20) and is installed in the gas generating assembly (30) in the pump housing (20), gas tube connects the pump housing and Inflation water pond, it is characterized in that: described gas tube comprises the first pipe portion (110) connecting successively, the second pipe portion (120) and the 3rd pipe portion (130), the first pipe portion (110) is connected with the pump housing, the 3rd pipe portion (130) is connected with Inflation water pond (10),
The junction of the pump housing and the first pipe portion (110) is provided for first one way valve (200) of the aqueous reflux that prevents (10) in Inflation water pond;
The 3rd pipe portion (130) is provided for preventing second one way valve (300) of the aqueous reflux in Inflation water pond (10) and inflates hole (131) for what Inflation water pond was inflated, separately be provided with seal cover assembly, sealing cap assemblies discretely seal cover is connected on and inflates hole (131) and locate;
The height of described the second pipe portion (120) is higher than the end face of Inflation water pond (10).
Among one preferred embodiment: described the second one way valve (300) is positioned at inflates side under hole (131).
Among one preferred embodiment: the described pump housing (20) is provided with the chamber of stepping down (22) of a gas outlet (21) and a connection gas outlet (21); Described the first one way valve (200) comprising:
Valve body (210), its connects pump housing (20) and the first pipe portion (110) and its and offers one and run through the inside and outside movable chamber (211) of valve body (210), and this activity chamber (211) and the first pipe portion (20) are connected;
The first spool (220), its activity is installed in the movable chamber (211) of valve body;
The first spherical seal (230), it is installed in the first spool (220) above and moves between sealing station and separation point position, seal when sealing station (230) is closely abutted against mutually with the chamber wall of the chamber of stepping down (22) and the seal (230) stretches in the chamber of stepping down (22), and seal when separation point position (230) is separated with the chamber wall in the chamber (22) of stepping down and seal (230) shifts out the chamber of stepping down (22); And
The first elastic component (240), its contact is between the first spool (220) and valve body (210).
Among one preferred embodiment: described the first spool (220) comprises the stem stem (222) of spool body (221) and affixed spool body (221), the first spherical seal (230) is fixedly attached on spool body (221), stem stem (222) is actively socketed in movable chamber (211), and the first elastic component (240) is socketed in outside stem stem (222) and between its two ends difference contact spool body (221) and valve body (210).
Among one preferred embodiment: also comprise a drain valve structure, valve body (210) is also provided with a drain hole (212), and drain valve structure comprises:
Valve seat, it is upper that it is installed in valve body (210), and it is provided with one and runs through inside and outside valve seat and the assembly cavity (411) of connection drain hole (212);
The second spool (420), its activity is installed in assembly cavity (411);
Seal (430), it is installed in, and the second spool (420) is upper and it is movable between sealing station and drainage position, seal when sealing station (430) is sealed and matched mutually with the chamber wall of assembly cavity (411), and seal when drainage position (430) is separated with the chamber wall of assembly cavity (411); And
The second elastic component (440), its contact is between the second spool (420) and valve seat.
Among one preferred embodiment: the chamber wall of described assembly cavity (411) is provided with First terrace (412), when seal (430) during in sealing station seal (430) be sealed and matched mutually with First terrace (412); The chamber wall of described assembly cavity (411) is also provided with the second step face (413) being positioned on First terrace (412), described second step face (413) is wavy surface, the end face of the second spool (420) is plane, when end face and the second step face (413) of seal (430) second spool (420) during in drainage position lean.
Among one preferred embodiment: described the 3rd pipe portion (130) is provided with attaching portion, on attaching portion part (132) within footpath for gradual change from top to bottom large; Described the second one way valve (300) comprising:
Holder (310), it is installed in attaching portion;
Movable part (320), its activity is installed on holder (310);
The second spherical seal (330), it is upper while move between sealing station and separation point position that it is installed in movable part (320), on seal when sealing station (330) and attaching portion, part (132) is closely abutted against mutually, and on seal when separation point position (330) and attaching portion, part (132) is separated; And
The 3rd elastic component (340), it is socketed in week and its two end contact holder (310) and movable part (320) respectively outside movable part (320).
Among one preferred embodiment: described holder (310) comprises annular centring ring (311) and is connected centring ring (311) and is positioned at the reference column (312) of the hollow of centring ring (311), centring ring (311) offers the first screw (313), under attaching portion, within part (133), side face convexes with projection (134), projection (134) is provided with second screw (135) corresponding with the first screw (313), separately be provided with the first screw, described the first screw successively coordinates with the first screw (313) and the second screw (135) bolt holder (310) and attaching portion is linked together.
Among one preferred embodiment: described movable part (320) comprises the movable post (322) of movable body (321) and connection activity body (321), the second spherical seal (330) is fixedly attached on movable body (321), movable post (322) is actively socketed in reference column (312), and the 3rd elastic component (340) is socketed in movable post (322) outward and its two end is distinguished contact between holder (310) and movable body (321).
Among one preferred embodiment: the bottom surface of described movable body (321) is provided with one for the movable stroke of movable part (320) being carried out to spacing annular limiting stand (323), and described limiting stand (323) is corresponding with the end face of reference column (312).
The technical program is compared with background technology, and its tool has the following advantages:
1. the junction of the pump housing and the first pipe portion arranges the first one way valve and the 3rd pipe portion arranges the second one way valve, and inflator pump is carried out to duplicate protection, if a failure of check valve wherein, another one way valve can play a role; Meanwhile, the height of the second pipe portion is higher than the end face of Inflation water pond, makes shipwreck in Inflation water pond to enter in inflator pump by the second pipe portion, realizes effect of triple protection in conjunction with two one way valves; And the 3rd pipe portion is provided with inflates hole, can additionally inflate to Inflation water pond.
2. the first one way valve adopts spherical seal, and it can reduce the contact area of the two while being sealed and matched with the chamber wall in the chamber of stepping down, and while making not use for a long time, spherical seal can also be separated to avoid with the chamber wall in the chamber of stepping down the phenomenon that sticks together freely; And whole one-way valve structures compactness, volume is little, and cost is low.
3. be also provided with drain valve structure, if can the water in valve body be discharged by draining valve when water enters in valve body accidentally, ensured the normal operation of inflator pump.
4. the chamber wall of assembly cavity is provided with First terrace, when seal during in sealing station seal be sealed and matched mutually with First terrace, the end face of the second spool is wavy surface, in the time that inflator pump is worked, is sealed and matched mutually and ensures the normal operation of inflator pump all the time in gas pressure lower seal with First terrace; When seal during in drainage position end face and the second step face of the second spool lean, in the time of inflation air pump inoperative, seal all the time in drainage position so that the water in valve body is discharged in time.
5. the principle of the second one way valve: when entering without gas in the 3rd pipe portion or having current fashionable, the second spherical seal under the effect of elastic component all the time with attaching portion within part wall seal and be abutted against mutually, because footpath within part on attaching portion is for gradual change is from top to bottom large, while making hydraulic pressure larger, on spherical seal and attaching portion, the inner wall sealing of part is tightr; In the time that gas flows into the 3rd pipe portion, the second spherical seal moves down and leaves on attaching portion wall within part under the drive of movable part, realize ventilation, because the second spherical seal is that line contacts with line with wall within part on attaching portion, if when this one way valve does not use for a long time, spherical seal also can freely separate with part on attaching portion and can not produce the phenomenon of adhesion, has improved the application life of spherical seal; Meanwhile, this structure can be omitted valve body and be set directly in body, and this one-way valve structures is compact and small and exquisite, cost-saving.
Brief description of the drawings
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Fig. 1 has illustrated a kind of perspective exploded view that prevents the Inflation water pond gas tube structure flowing backwards of a preferred embodiment.
Fig. 2 has illustrated a kind of cross-sectional schematic that prevents the Inflation water pond gas tube structure flowing backwards of a preferred embodiment.
Fig. 3 has illustrated the perspective exploded view of the first one way valve of a preferred embodiment.
Fig. 4 has illustrated the first one way valve of a preferred embodiment and the assembling schematic diagram of the pump housing.
Fig. 5 has illustrated the perspective exploded view of the second one way valve of a preferred embodiment.
Fig. 6 has illustrated the second one way valve of a preferred embodiment and the assembling schematic diagram of the 3rd pipe portion.
Detailed description of the invention
Please refer to Fig. 1 to Fig. 6, an a kind of preferred embodiment that prevents the Inflation water pond gas tube structure flowing backwards, described a kind of Inflation water pond gas tube structure that prevents refluence, it comprises inflator pump, gas tube and Inflation water pond.
Described inflator pump comprises the pump housing 20 and is installed in the gas generating assembly 30 in the pump housing 20.In the present embodiment, the described pump housing 20 is provided with the chamber 22 of stepping down of a gas outlet 21 and a connection gas outlet 21.In the present embodiment, described in the wall top, 22Zhi chamber, chamber of stepping down be provided with the arc surface 23 for leading.
Described gas tube connects the pump housing and Inflation water pond.Described gas tube comprises that the first pipe portion 110, the second pipe portion 120 and the 3rd 130, the first pipe portions 110 of pipe portion that connect are successively connected with the pump housing, and the 3rd pipe portion 130 is connected with Inflation water pond 10.The junction of the pump housing and the first pipe portion 110 is provided for preventing in Inflation water pond the first one way valve 200 of 10 aqueous reflux.The 3rd pipe portion 130 is provided for preventing the second one way valve 300 of the aqueous reflux in pond 10 and inflates hole 131 for what Inflation water pond was inflated, is separately provided with seal cover assembly, and sealing cap assemblies discretely seal cover is connected on and inflates 131 places, hole.And the height of described the second pipe portion 120 is higher than the end face in pond 10.In the present embodiment, seal cover assembly comprises sealing-plug 136 and lid 137, sealing-plug 136 with inflate hole 131 and be sealed and matched, lid 137 lids are connected on sealing-plug outside.Or, sealing ring 138 also can be set, sealing ring 138 is resisted against sealing-plug 136 and inflates between the hole wall in hole 131.
In the present embodiment, described the second one way valve 300 is positioned at inflates side under hole 131.
In the present embodiment, described the 3rd pipe portion 130 is provided with attaching portion, on attaching portion within part 132 footpath for gradual change from top to bottom large, meanwhile, under attaching portion within part 133 footpath for gradual change from top to bottom little so that shape is more attractive in appearance outside the 3rd pipe portion 130.In the present embodiment, under attaching portion, within part 133, side face convexes with projection 134, and projection 134 is provided with the second screw 135.
In the present embodiment, described the first one way valve 200 comprises valve body 210, the first spool 220, the first spherical seal 230 and the first elastic component 240.
Described valve body 210, its connects pump housing 20 and the first pipe portion 110 and its and offers one and run through the inside and outside movable chamber 211 of valve body 210, and this activity chamber 211 and the first pipe portion 20 are connected.In the present embodiment, valve body 210 is also provided with a drain hole 212, and within described drain hole 212, wall is provided with internal thread.
Described the first spool 220, its activity is installed in the movable chamber 211 of valve body.In the present embodiment, described the first spool 220 comprises the stem stem 222 of spool body 221 and affixed spool body 221, and stem stem 222 is actively socketed in movable chamber 211.
Described the first spherical seal 230, it is installed on the first spool 220 and between sealing station and separation point position and moves, when sealing station, the seal 230 is closely abutted against mutually with the arc surface 23 of 22Zhi chamber, the chamber wall of stepping down and the seal 230 stretches into and steps down in chamber 22, when the separation point position the seal 230 with step down that 22Zhi chamber, chamber wall is separated and seal 230 shifts out the chamber 22 of stepping down.
In the present embodiment, the first spherical seal 230 is fixedly attached on spool body 221.
Described the first elastic component 240, its contact is between the first spool 220 and valve body 210.
In the present embodiment, the first elastic component 240 is socketed in outside stem stem 222 and between its two ends difference contact spool body 221 and valve body 210.
In the present embodiment, this gas tube structure also comprises a drain valve structure, and drain valve structure comprises valve seat, the second spool 420, seal 430 and the second elastic component 440.
Described valve seat, it is installed on valve body 210, and it is provided with one, and to run through valve seat inside and outside and connect the assembly cavity 411 of drain hole 212.In the present embodiment, the chamber wall of described assembly cavity 411 is provided with First terrace 412, and the chamber wall of described assembly cavity 411 is also provided with the second step face 413 being positioned on First terrace 412, and described second step face 413 is wavy surface.
In the present embodiment, the top ends of described valve seat be provided with can with the external screw thread that within drain hole, screw thread bolt coordinates, by the threaded of internal and external threads, valve seat is installed on valve body 210.
In the present embodiment, described valve seat comprises the lower valve base 460 of a upper valve base 450 and an affixed upper valve base 450, assembly cavity 411 runs through upper valve base 450 and lower valve base 460, and the top ends of upper valve base 450 is provided with described external screw thread, First terrace 412 is positioned at the chamber wall of the assembly cavity of lower valve base 460, and second step face 413 is positioned at the chamber wall of the assembly cavity of upper valve base 450.
Described the second spool 420, its activity is installed in assembly cavity 411.In the present embodiment, the end face of the second spool 420 is plane.In the present embodiment, described the second spool 420 comprises that a boss 421 is connected the guide pillar 422 of boss 421 with one, and the end face of described boss 421 is plane, and boss 421 is concaved with draw-in groove 423.
Described seal 430, it is installed on the second spool 420 and its activity between sealing station and drainage position, and when sealing station, seal 430 is sealed and matched mutually with the chamber wall of assembly cavity 411, and when drainage position, seal 430 is separated with the chamber wall of assembly cavity 411.In the present embodiment, when seal 430 during in sealing station seal 430 be sealed and matched mutually with First terrace 412; When seal 430 during in drainage position end face and the second step face 413 of the second spool 420 lean.
In the present embodiment, described seal 430 is annular sealing ring, and sealing circle is connected to draw-in groove 423 places.
Described the second elastic component 440, it be installed in assembly cavity 411 and contact between the second spool 420 and valve seat.In the present embodiment, the second elastic component 440 is socketed in the outer also contact of guide pillar 422 between boss 421 and lower valve base 460.
The operating principle of this first one way valve is:
In the time that inflator pump is worked, gas generating assembly starts from gas outlet 21 Exhaust Gas, gas enters the chamber 22 of stepping down, under the effect of air pressure, drive the first spool 220 to move along movable chamber 211 and drive the first spherical seal 230 to leave to step down 22Zhi chamber, chamber wall, also, spherical seal 230 is in separation point position, the first elastic component 240 is compressed, the chamber 22 of now stepping down is opened, and gas enters valve body 210 from the chamber 22 of stepping down, then flows out from movable chamber 211.Meanwhile, under the effect of air pressure, the second spool 420 moves down and is with dynamic seal 430 and First terrace 411 to lean so that seal 430 seals assembly cavity 411, and when inflator pump work, seal 430 is sealed and matched to ensure the normal operation of inflator pump all the time mutually with First terrace 412.
In the time that inflator pump quits work, the first elastic component 240 resets to drive the first spool 220 to move and then drives the first spherical seal 230 and 22Zhi chamber, the chamber wall of stepping down to be sealed and matched mutually, also be, the first spherical seal 230, in sealing station, ensures that the water in pond cannot enter in the pump housing from movable chamber 211.Meanwhile, air pressure disappears, the end face that the second elastic component 440 resets to drive the second spool 420 to move up and then make seal 430 leave First terrace 412 and the second spool 420 is resisted against second step face 413, because second step face 413 is wavy surface, make drain hole 212 and assembly cavity 411 and extraneous connection, if can flow through assembly cavity 411 and discharge from drain hole 212 when water enters in gas tube accidentally.
In the present embodiment, described the second one way valve 300 comprises holder 310, movable part 320, the second spherical seal 330 and the 3rd elastic component 340.
Described holder 310, it is installed in attaching portion.In the present embodiment, described holder 310 comprises annular centring ring 311 and is connected centring ring 311 and is positioned at the reference column 312 of the hollow of centring ring 311, centring ring 311 offers the first screw 313 that can be corresponding with the second screw 135, separately be provided with the first screw (not shown), described the first screw successively coordinates with the first screw 313 and the second screw 135 bolts holder 310 and attaching portion is linked together.
Described movable part 320, its activity is installed on holder 310.In the present embodiment, described movable part 320 comprises the movable post 322 of movable body 321 and connection activity body 321, and movable post 322 is actively socketed in reference column 312.In the present embodiment, the bottom surface of described movable body 321 is provided with one for the movable stroke of movable part 320 is carried out to spacing annular limiting stand 323, and described limiting stand 323 is corresponding with the end face of reference column 312.
Described the second spherical seal 330, it is installed on movable part 320 while move between sealing station and separation point position, when sealing station, on the seal 330 and attaching portion, part 132 is closely abutted against mutually, and, on the seal 330 and attaching portion, part 132 is separated when the separation point position.In the present embodiment, the second spherical seal 330 is fixedly attached on movable body 321.
Described the 3rd elastic component 340, it is socketed in week and its two end contact holder 310 and movable part 320 respectively outside movable part 320.In the present embodiment, the 3rd elastic component 340 is socketed in movable post 322 outward and its two end is distinguished contact between holder 310 and movable body 321.
The principle of the second one way valve: when entering without gas in the 3rd pipe portion or having current fashionable, the second spherical seal 330 under the effect of the 3rd elastic component 340 all the time with attaching portion within part 132 wall seal and be abutted against mutually, because footpath within part 132 on attaching portion is for gradual change is from top to bottom large, while making hydraulic pressure larger, on the second spherical seal 330 and attaching portion, the inner wall sealing of part 132 is tightr; In the time that gas flows into the 3rd pipe portion, the second spherical seal 330 moves down and leaves on attaching portion wall within part 132 under the drive of movable part 320, realize ventilation, because the second spherical seal 330 is that line contacts with line with wall within part 132 on attaching portion, if when this one way valve does not use for a long time, the second spherical seal also can freely separate with part on attaching portion and can not produce the phenomenon of adhesion, has improved the application life of spherical seal; Meanwhile, this structure can be omitted valve body and be set directly in the attaching portion of the 3rd pipe portion, and this one-way valve structures is compact and small and exquisite, cost-saving.
The gas tube structure of the utility model, the first one way valve is set in the junction of the pump housing and the first pipe portion and the 3rd pipe portion arranges the second one way valve, and inflator pump is carried out to duplicate protection, if a failure of check valve wherein, another one way valve can play a role; Meanwhile, the height of the second pipe portion is higher than the end face of Inflation water pond, makes shipwreck in Inflation water pond to enter in inflator pump by the second pipe portion, realizes effect of triple protection in conjunction with two one way valves; And the 3rd pipe portion is provided with inflates hole, can additionally inflate to Inflation water pond.
The above, it is only the utility model preferred embodiment, therefore can not limit according to this scope that the utility model is implemented, the equivalence of doing according to the utility model the scope of the claims and description changes and modifies, and all should still belong in the scope that the utility model contains.
Claims (10)
1. one kind prevents the Inflation water pond gas tube structure flowing backwards, it comprises inflator pump, gas tube and Inflation water pond, inflator pump comprises the pump housing (20) and is installed in the gas generating assembly (30) in the pump housing (20), gas tube connects the pump housing and Inflation water pond, it is characterized in that: described gas tube comprises the first pipe portion (110), the second pipe portion (120) and the 3rd pipe portion (130) that connect successively, the first pipe portion (110) is connected with the pump housing, and the 3rd pipe portion (130) is connected with Inflation water pond (10);
The junction of the pump housing and the first pipe portion (110) is provided for first one way valve (200) of the aqueous reflux that prevents (10) in Inflation water pond;
The 3rd pipe portion (130) is provided for preventing second one way valve (300) of the aqueous reflux in Inflation water pond (10) and inflates hole (131) for what Inflation water pond was inflated, separately be provided with seal cover assembly, sealing cap assemblies discretely seal cover is connected on and inflates hole (131) and locate;
The height of described the second pipe portion (120) is higher than the end face of Inflation water pond (10).
2. a kind of Inflation water pond gas tube structure of flowing backwards of preventing according to claim 1, is characterized in that: described the second one way valve (300) is positioned at inflates side under hole (131).
3. a kind of Inflation water pond gas tube structure that prevents refluence according to claim 1, is characterized in that: the described pump housing (20) is provided with the chamber of stepping down (22) of a gas outlet (21) and a connection gas outlet (21); Described the first one way valve (200) comprising:
Valve body (210), its connects pump housing (20) and the first pipe portion (110) and its and offers one and run through the inside and outside movable chamber (211) of valve body (210), and this activity chamber (211) and the first pipe portion (20) are connected;
The first spool (220), its activity is installed in the movable chamber (211) of valve body;
The first spherical seal (230), it is installed in the first spool (220) above and moves between sealing station and separation point position, seal when sealing station (230) is closely abutted against mutually with the chamber wall of the chamber of stepping down (22) and the seal (230) stretches in the chamber of stepping down (22), and seal when separation point position (230) is separated with the chamber wall in the chamber (22) of stepping down and seal (230) shifts out the chamber of stepping down (22); And
The first elastic component (240), its contact is between the first spool (220) and valve body (210).
4. a kind of Inflation water pond gas tube structure that prevents refluence according to claim 3, it is characterized in that: described the first spool (220) comprises the stem stem (222) of spool body (221) and affixed spool body (221), the first spherical seal (230) is fixedly attached on spool body (221), stem stem (222) is actively socketed in movable chamber (211), and the first elastic component (240) is socketed in outside stem stem (222) and between its two ends difference contact spool body (221) and valve body (210).
5. a kind of Inflation water pond gas tube structure that prevents refluence according to claim 3, is characterized in that: also comprise a drain valve structure, valve body (210) is also provided with a drain hole (212), and drain valve structure comprises:
Valve seat, it is upper that it is installed in valve body (210), and it is provided with one and runs through inside and outside valve seat and the assembly cavity (411) of connection drain hole (212);
The second spool (420), its activity is installed in assembly cavity (411);
Seal (430), it is installed in, and the second spool (420) is upper and it is movable between sealing station and drainage position, seal when sealing station (430) is sealed and matched mutually with the chamber wall of assembly cavity (411), and seal when drainage position (430) is separated with the chamber wall of assembly cavity (411); And
The second elastic component (440), its contact is between the second spool (420) and valve seat.
6. a kind of Inflation water pond gas tube structure that prevents refluence according to claim 5, it is characterized in that: the chamber wall of described assembly cavity (411) is provided with First terrace (412), when seal (430) during in sealing station seal (430) be sealed and matched mutually with First terrace (412); The chamber wall of described assembly cavity (411) is also provided with the second step face (413) being positioned on First terrace (412), described second step face (413) is wavy surface, the end face of the second spool (420) is plane, when end face and the second step face (413) of seal (430) second spool (420) during in drainage position lean.
According to claim 1 a kind of prevent flow backwards Inflation water pond gas tube structure, it is characterized in that: described the 3rd pipe portion (130) is provided with attaching portion, on attaching portion part (132) within footpath for gradual change from top to bottom large; Described the second one way valve (300) comprising:
Holder (310), it is installed in attaching portion;
Movable part (320), its activity is installed on holder (310);
The second spherical seal (330), it is upper while move between sealing station and separation point position that it is installed in movable part (320), on seal when sealing station (330) and attaching portion, part (132) is closely abutted against mutually, and on seal when separation point position (330) and attaching portion, part (132) is separated; And
The 3rd elastic component (340), it is socketed in week and its two end contact holder (310) and movable part (320) respectively outside movable part (320).
8. a kind of Inflation water pond gas tube structure that prevents refluence according to claim 7, it is characterized in that: described holder (310) comprises annular centring ring (311) and is connected centring ring (311) and is positioned at the reference column (312) of the hollow of centring ring (311), centring ring (311) offers the first screw (313), under attaching portion, within part (133), side face convexes with projection (134), projection (134) is provided with second screw (135) corresponding with the first screw (313), separately be provided with the first screw, described the first screw successively coordinates with the first screw (313) and the second screw (135) bolt holder (310) and attaching portion is linked together.
9. a kind of Inflation water pond gas tube structure that prevents refluence according to claim 8, it is characterized in that: described movable part (320) comprises the movable post (322) of movable body (321) and connection activity body (321), the second spherical seal (330) is fixedly attached on movable body (321), movable post (322) is actively socketed in reference column (312), and the 3rd elastic component (340) is socketed in movable post (322) outward and its two end is distinguished contact between holder (310) and movable body (321).
10. a kind of Inflation water pond gas tube structure that prevents refluence according to claim 9, it is characterized in that: the bottom surface of described movable body (321) is provided with one for the movable stroke of movable part (320) being carried out to spacing annular limiting stand (323), and described limiting stand (323) is corresponding with the end face of reference column (312).
Priority Applications (25)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320888639.9U CN203640339U (en) | 2013-12-30 | 2013-12-30 | Inflation pipe structure of inflatable pool capable of preventing water from flowing reversely |
| EP20182819.1A EP3739148B1 (en) | 2013-07-18 | 2014-07-18 | Inflatable spa |
| EP14826258.7A EP3021721B1 (en) | 2013-07-18 | 2014-07-18 | Inflatable spa |
| PL14826258T PL3021721T3 (en) | 2013-07-18 | 2014-07-18 | Inflatable spa |
| ES14826258T ES2837052T3 (en) | 2013-07-18 | 2014-07-18 | Inflatable spa |
| PCT/US2014/047252 WO2015010058A2 (en) | 2013-07-18 | 2014-07-18 | Inflatable spa |
| ES17170443T ES2820198T3 (en) | 2013-07-18 | 2014-07-18 | Inflatable hydrotherapy bath |
| ES20182819T ES2964562T3 (en) | 2013-07-18 | 2014-07-18 | Inflatable hydrotherapy bath |
| EP17170443.0A EP3225764B1 (en) | 2013-07-18 | 2014-07-18 | Inflatable spa |
| US14/444,474 US9254240B2 (en) | 2013-07-18 | 2014-07-28 | Inflatable spa |
| PL14824211T PL3077606T3 (en) | 2013-12-05 | 2014-12-05 | Inflatable pool |
| PL19168260.8T PL3572600T3 (en) | 2013-12-05 | 2014-12-05 | Inflatable pool |
| PCT/US2014/068884 WO2015085227A1 (en) | 2013-12-05 | 2014-12-05 | Inflatable pool |
| ES19168260T ES2924509T3 (en) | 2013-12-05 | 2014-12-05 | inflatable pool |
| EP22160581.9A EP4047159A3 (en) | 2013-12-05 | 2014-12-05 | Inflatable pool |
| EP19168260.8A EP3572600B1 (en) | 2013-12-05 | 2014-12-05 | Inflatable pool |
| EP14824211.8A EP3077606B1 (en) | 2013-12-05 | 2014-12-05 | Inflatable pool |
| ES14824211T ES2733776T3 (en) | 2013-12-05 | 2014-12-05 | Inflatable pool |
| US15/001,507 US9468582B2 (en) | 2013-07-18 | 2016-01-20 | Inflatable spa |
| US15/001,512 US9468583B2 (en) | 2013-07-18 | 2016-01-20 | Inflatable spa |
| US15/292,702 US9642771B2 (en) | 2013-07-18 | 2016-10-13 | Inflatable spa |
| US15/484,658 US10161148B2 (en) | 2013-07-18 | 2017-04-11 | Inflatable spa |
| US16/193,604 US10815686B2 (en) | 2013-07-18 | 2018-11-16 | Inflatable spa |
| US17/016,482 US11421434B2 (en) | 2013-07-18 | 2020-09-10 | Inflatable spa |
| US17/848,442 US20220325546A1 (en) | 2013-07-18 | 2022-06-24 | Inflatable spa |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320888639.9U CN203640339U (en) | 2013-12-30 | 2013-12-30 | Inflation pipe structure of inflatable pool capable of preventing water from flowing reversely |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203640339U true CN203640339U (en) | 2014-06-11 |
Family
ID=50871595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320888639.9U Expired - Lifetime CN203640339U (en) | 2013-07-18 | 2013-12-30 | Inflation pipe structure of inflatable pool capable of preventing water from flowing reversely |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203640339U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3572600B1 (en) | 2013-12-05 | 2022-05-04 | Intex Recreation Corp. | Inflatable pool |
| US11421434B2 (en) | 2013-07-18 | 2022-08-23 | Intex Marketing Ltd. | Inflatable spa |
-
2013
- 2013-12-30 CN CN201320888639.9U patent/CN203640339U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11421434B2 (en) | 2013-07-18 | 2022-08-23 | Intex Marketing Ltd. | Inflatable spa |
| EP3572600B1 (en) | 2013-12-05 | 2022-05-04 | Intex Recreation Corp. | Inflatable pool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140611 |