CN105090506A - Inflation sealing device - Google Patents
Inflation sealing device Download PDFInfo
- Publication number
- CN105090506A CN105090506A CN201410210208.6A CN201410210208A CN105090506A CN 105090506 A CN105090506 A CN 105090506A CN 201410210208 A CN201410210208 A CN 201410210208A CN 105090506 A CN105090506 A CN 105090506A
- Authority
- CN
- China
- Prior art keywords
- center hole
- inflation
- hole section
- sealing
- shaft part
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/14—Sealings between relatively-stationary surfaces by means of granular or plastic material, or fluid
Abstract
The invention relates to an inflation sealing device and provides the inflation sealing device which is convenient, quick and safe to use and capable of reducing the labor intensity and improving the sealing effect. The inflation sealing device comprises an eccentric handle, a connection shaft, a first cotter pin, a stop pad, an upper sealing cover, a sealing pad, an inflation plug, an inflation bag and at least two inflation joints. The stop pad is arranged on the upper face of the upper sealing cover, the sealing pad is arranged at the bottom face of the upper sealing cover to be used for sealing the end of a tube. The inflation bag is arranged on the outer wall of the inflation plug, a central hole and at least two air channels are formed in the inflation plug, and a first groove and a second groove are formed in the outside of the inflation plug. The central hole is a stepped hole and comprises a first central hole section, a second central hole section and a third central hole section. The inflation bag is in a hollow bowl shape. An upper retaining side is arranged inside the upper edge of the inflation bag, and a lower retaining side is arranged inside the lower edge of the inflation bag. The upper retaining side is clamped into the first groove, and the lower retaining side is clamped into the second groove. The inflation sealing device is convenient, quick and safe to use.
Description
Technical field
The present invention relates to seal arrangement, particularly relate to a kind of air inflation sealing device.
Background technique
In the prior art, manufacturer, for reducing cost of production, optimized production process, manufactures the hermetically sealed can of metal species, such as water heater, hermetically sealed can, all use the sheet material of flat-type obtained through pulleying circle, welding, for guaranteeing welded seal, hermetically sealed can need through leak detection operation, block by each pipe fitting of hermetically sealed can or interface, in hermetically sealed can, be filled with pressurized air, then hermetically sealed can inserted in liquid (being generally water), detect its sealing.Existing manufacturing process uses conventional screw plug to be blocked by pipe fitting, and one day leak detection even thousands of hermetically sealed can up to a hundred, the labor intensity installing screw plug is large, affects manufacturing efficiency, and the wrist of operator easily produces occupation disease simultaneously.
Summary of the invention
The present invention is directed to above problem, provide a kind of easy to use, quick, safety, can labor intensity be reduced, strengthen the air inflation sealing device of sealing effect.
The technological scheme of invention is: comprise eccentric handle, coupling shaft, cotter pin one, stop pad, sealing upper cover, sealing gasket, Inflation plug, gas-filling bag and at least two gas-charging connections, described stop pad is located at above described sealing upper cover, described sealing gasket is located at the bottom surface of described sealing upper cover, for the end face seal of pipe fitting, described gas-filling bag is located on the outer wall of described Inflation plug, described coupling shaft runs through described Inflation plug from bottom to up successively, described sealing gasket, described sealing upper cover and described stop pad, and described coupling shaft one end connects described eccentric handle by described cotter pin one,
Described Inflation plug inside is provided with center hole and at least two air flues, outside is provided with groove one and groove two, described center hole is coaxial and vertically run through described Inflation plug with described Inflation plug, described air flue run through described Inflation plug and the air outlet of described air flue be located at described Inflation plug outer circle wall on, the suction port end of described air flue is provided with internal thread;
Described center hole is step hole, comprise center hole section one, center hole section two and center hole section three, described center hole section one, center hole section two and center hole section three are connected, described center hole Duan Erwei cone shape hole, and two ends connect described center hole section one and described center hole section three respectively;
Described gas-filling bag is that hollow is bowl-shape, and described gas-filling bag top edge inside is provided with rib, described gas-filling bag lower limb inside is provided with lower stop edge, and described upper rib snaps in described groove one, and described lower stop edge snaps in described groove two;
Described coupling shaft comprises and connects shaft part one and be connected shaft part two, described connection shaft part one and described connection shaft part two are connected, the diameter of shaft part one is connected described in the diameter > of described connection shaft part two, described connection shaft part one is provided with pin-and-hole, described connection shaft part two is provided with anti-slip tank, for accommodating O type circle;
Also comprise snap fit and cotter pin two, described snap fit is fixed at one end of described connection shaft part two by described cotter pin two.
The quantity of described air flue is consistent with described gas-charging connection quantity.
The diameter of center hole section three described in described center hole section one diameter <.
The minimum diameter of described center hole section two equals the diameter of described center hole section one.
The maximum diameter of described center hole section two equals the diameter of described center hole section three.
Described snap fit can rotate freely around described cotter pin two.
The present invention is at the outer installment gas-filling bag of Inflation plug, and in gas-filling bag after injecting compressed air, gas-filling bag is heaved, and is close to pipe fitting inner wall, plays circumferential sealing effect, and gas-filling bag applies pressure to pipe fitting inner wall simultaneously, prevents air inflation sealing device from departing from.The bottom surface of sealing upper cover is also provided with sealing gasket, and during use, sealing gasket is close to pipe fitting end face, plays end face seal action.For improving the Security of air inflation sealing device further, one end of coupling shaft is provided with snap fit, can stuck fast hermetically sealed can.When the present invention uses, holded up by snap fit, by air inflation sealing device deeply to inside pipe fitting, pull-up eccentric handle, under the drive of eccentric handle, bayonet socket is evened up and is caught on hermetically sealed can.The present invention is easy to use, quick, safety.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention,
Fig. 2 is the plan view of Fig. 1,
Fig. 3 is A-A sectional view in Fig. 1,
Fig. 4 is the structural representation of Inflation plug in Fig. 1,
Fig. 5 is the left view of Fig. 4,
Fig. 6 is the structural representation of coupling shaft in Fig. 1,
Fig. 7 is the left view of Fig. 6,
Fig. 8 is Fig. 3 partial enlargement structural representation,
Fig. 9 using state design sketch of the present invention;
In figure, 1 is eccentric handle, 2 is coupling shafts, 21 is connect shaft part one, 211 is pin-and-holes, 22 is connect shaft part two, 221 is anti-slip tanks, 3 is cotter pins one, 4 is stop pads, 5 is sealing upper covers, 6 is sealing gaskets, 7 is Inflation plugs, 71 is center holes, 711 is center hole sections one, 712 is center hole sections two, 713 is center hole sections three, 72 is air flues, 721 is internal threads, 73 is grooves one, 74 is grooves two, 8 is gas-filling bags, 81 is upper ribs, 82 is lower stop edge, 9 is snap fits, 10 is cotter pins two, 11 is gas-charging connections, 12 is O type circles, 13 is pipe fittings, 14 is hermetically sealed cans.
Embodiment
The present invention as shown in figs 1-9, comprise eccentric handle 1, coupling shaft 2, cotter pin 1, stop pad 4, sealing upper cover 5, sealing gasket 6, Inflation plug 7, gas-filling bag 8 and at least two gas-charging connections 11, described stop pad 4 is located at above described sealing upper cover 5, described sealing gasket 6 is located at the bottom surface of described sealing upper cover 5, for the end face seal of pipe fitting 13, described gas-filling bag 8 is located on the outer wall of described Inflation plug 7, described coupling shaft 2 runs through described Inflation plug 7 from bottom to up successively, described sealing gasket 6, described sealing upper cover 5 and described stop pad 4, and described coupling shaft 2 one end connects described eccentric handle 1 by described cotter pin 1,
Described Inflation plug 7 inside is provided with center hole 71 and at least two air flues 72, outside is provided with groove 1 and groove 2 74, described center hole 71 is coaxial and vertically run through described Inflation plug 7 with described Inflation plug 7, described air flue 72 run through described Inflation plug 7 and the air outlet of described air flue 72 be located at described Inflation plug 7 outer circle wall on, the suction port end of described air flue 72 is provided with internal thread 721, described gas-charging connection 11 is connected to described internal thread 721 through described sealing upper cover 5, and the quantity of described air flue 72 is consistent with described gas-charging connection 11 quantity;
Described center hole 71 is step hole, comprise center hole section 1, center hole section 2 712 and center hole section 3 713, described center hole section 1, center hole section 2 712 and center hole section 3 713 are connected, the diameter of center hole section 3 713 described in described center hole section 1 diameter <, described center hole section 2 712 is cone shape hole, two ends connect described center hole section 1 and described center hole section 3 713 respectively, the minimum diameter of described center hole section 2 712 equals the diameter of described center hole section 1, the maximum diameter of described center hole section 2 712 equals the diameter of described center hole section 3 713.
Described gas-filling bag 8 is bowl-shape in hollow, described gas-filling bag 8 top edge inside is provided with rib 81, described gas-filling bag 8 lower limb inside is provided with lower stop edge 82, described upper rib 81 snaps in described groove 1, described lower stop edge 82 snaps in described groove 2 74, described gas-filling bag 8 can be fixed on described Inflation plug 7, prevent described gas-filling bag 8 from coming off in the deflated condition or flying out.
Described coupling shaft 2 comprises and connects shaft part 1 and be connected shaft part 2 22, described connection shaft part 1 and described connection shaft part 2 22 are connected, the diameter of shaft part 1 is connected described in the diameter > of described connection shaft part 2 22, described connection shaft part 1 is provided with pin-and-hole 211, for described coupling shaft 2 is connected to described eccentric handle 1 by described cotter pin 1, described connection shaft part 2 22 is provided with anti-slip tank 221, for accommodating O type circle 12, plays seal action.
Also comprise the snap fit 9 and cotter pin 2 10 that prevent described air inflation sealing device from coming off, described snap fit 9 is fixed at one end of described connection shaft part 2 22 by described cotter pin 2 10, described snap fit 9 can rotate freely around described cotter pin 2 10, the internal diameter of pipe fitting 13 described in the length > of described snap fit 9.
Described stop pad 4 has elasticity, and when described air inflation sealing device inserts in described pipe fitting 13, cocked described eccentric handle 1, because of the elastic reaction of described stop pad 4, makes described eccentric handle 1 effectively can support described Inflation plug 7.Meanwhile, described coupling shaft 2 is provided with snap fit 9, prevents from causing air inflation sealing device to fly out because inflation pressure is excessive, enhances the safety and reliability of device.
Claims (6)
1. an air inflation sealing device, it is characterized in that, comprise eccentric handle, coupling shaft, cotter pin one, stop pad, sealing upper cover, sealing gasket, Inflation plug, gas-filling bag and at least two gas-charging connections, described stop pad is located at above described sealing upper cover, described sealing gasket is located at the bottom surface of described sealing upper cover, for the end face seal of pipe fitting, described gas-filling bag is located on the outer wall of described Inflation plug, described coupling shaft runs through described Inflation plug from bottom to up successively, described sealing gasket, described sealing upper cover and described stop pad, and described coupling shaft one end connects described eccentric handle by described cotter pin one,
Described Inflation plug inside is provided with center hole and at least two air flues, outside is provided with groove one and groove two, described center hole is coaxial and vertically run through described Inflation plug with described Inflation plug, described air flue run through described Inflation plug and the air outlet of described air flue be located at described Inflation plug outer circle wall on, the suction port end of described air flue is provided with internal thread;
Described center hole is step hole, comprise center hole section one, center hole section two and center hole section three, described center hole section one, center hole section two and center hole section three are connected, described center hole Duan Erwei cone shape hole, and two ends connect described center hole section one and described center hole section three respectively;
Described gas-filling bag is that hollow is bowl-shape, and described gas-filling bag top edge inside is provided with rib, described gas-filling bag lower limb inside is provided with lower stop edge, and described upper rib snaps in described groove one, and described lower stop edge snaps in described groove two;
Described coupling shaft comprises and connects shaft part one and be connected shaft part two, described connection shaft part one and described connection shaft part two are connected, the diameter of shaft part one is connected described in the diameter > of described connection shaft part two, described connection shaft part one is provided with pin-and-hole, described connection shaft part two is provided with anti-slip tank, for accommodating O type circle;
Also comprise snap fit and cotter pin two, described snap fit is fixed at one end of described connection shaft part two by described cotter pin two.
2. a kind of air inflation sealing device according to claim 1, is characterized in that, the quantity of described air flue is consistent with described gas-charging connection quantity.
3. a kind of air inflation sealing device according to claim 1, is characterized in that, the diameter of center hole section three described in described center hole section one diameter <.
4. a kind of air inflation sealing device according to claim 1, is characterized in that, the minimum diameter of described center hole section two equals the diameter of described center hole section one.
5. a kind of air inflation sealing device according to claim 1, is characterized in that, the maximum diameter of described center hole section two equals the diameter of described center hole section three.
6. a kind of air inflation sealing device according to claim 1, is characterized in that, described snap fit can rotate freely around described cotter pin two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410210208.6A CN105090506A (en) | 2014-05-16 | 2014-05-16 | Inflation sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410210208.6A CN105090506A (en) | 2014-05-16 | 2014-05-16 | Inflation sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105090506A true CN105090506A (en) | 2015-11-25 |
Family
ID=54571550
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410210208.6A Pending CN105090506A (en) | 2014-05-16 | 2014-05-16 | Inflation sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105090506A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108394293A (en) * | 2018-01-30 | 2018-08-14 | 长乐致远技术开发有限公司 | Electric car charging interface structure |
| CN110145759A (en) * | 2019-05-08 | 2019-08-20 | 浙江三维橡胶制品股份有限公司 | Oxygen content control system during low-load of boiler |
-
2014
- 2014-05-16 CN CN201410210208.6A patent/CN105090506A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108394293A (en) * | 2018-01-30 | 2018-08-14 | 长乐致远技术开发有限公司 | Electric car charging interface structure |
| CN110145759A (en) * | 2019-05-08 | 2019-08-20 | 浙江三维橡胶制品股份有限公司 | Oxygen content control system during low-load of boiler |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20151125 |
|
| WD01 | Invention patent application deemed withdrawn after publication |