CN2738077Y - Joining device for gas fuel pipeline water pumping - Google Patents
Joining device for gas fuel pipeline water pumping Download PDFInfo
- Publication number
- CN2738077Y CN2738077Y CN 200420108456 CN200420108456U CN2738077Y CN 2738077 Y CN2738077 Y CN 2738077Y CN 200420108456 CN200420108456 CN 200420108456 CN 200420108456 U CN200420108456 U CN 200420108456U CN 2738077 Y CN2738077 Y CN 2738077Y
- Authority
- CN
- China
- Prior art keywords
- flange
- cylinder
- water
- drinking
- gland
- 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.)
- Expired - Fee Related
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Abstract
A joining device for gas fuel pipeline water pumping comprises a water pumping pipe, a connecting flange, a water condensing cylinder flange, and a casing pipe. The water condensing cylinder flange is arranged at the outlet of the water condensing cylinder and forms an integrated structure with the water condensing cylinder. The joining device is characterized in that the connecting flange is provided with a pole extending upward, on which a center round hole is arranged with the edge provided with an annular notch, in which a sealing ring is disposed, the water condensing cylinder flange is provided with a center round hole, the outside of the water pumping pipe is wrapped by a gland which is provided with a cylinder-shaped cavity with the middle part provided with a partition equipped with a center round hole which is penetrated by the water pumping pipe, the edge ring of the center round hole is provided with a notch, in which a bracing ring is arranged, and the upper part of the pole is spiraled into the cavity at the lower part of the gland; the outside of the water pumping pipe is wrapped by the casing pipe of which the lower end is spiraled into the cavity at the upper part of the gland, and a sealing block is arranged between the upper part of the casing pipe and the water pumping pipe. The corrosion resistance of the utility model is greatly improved, the safety of the device is increased furthest, and the device is installed and maintained conveniently with visible improved engineering quality to ensure the safe supply of the gas from the gas fuel pipelines.
Description
(1) technical field
The gas pipeline that the utility model relates to a kind of gas pipeline water plug, especially drinking-water pipe and the pumping tank joint connection set that draws water.
(2) background technique
In gas pipeline engineering, by continuous employing new material, new technology, new process, improved the Safety performance of pipeline greatly, install and also made things convenient for a lot, but also there is deficiency in the part, especially the water plug of gas pipeline, the drinking-water pipe of existing water plug all adopts welding of drinking-water pipe and steel flanges or screwed connection to be connected with condenser cylinder again, and often there is following problem in this Placement: 1, the easily destroyed galvanized pipe that makes of the zinc-plated anticorrosive coat of drinking-water pipe is crooked or rupture; 2, weld only is along the circumferential spot welding of tube wall, can not beat groove, can not through welding, be easy to snap; 3, steel flanges and condenser cylinder joint are uneven, can not get preservative treatment, very easily are subjected to the burn into corrosion after burying ground, so that in a single day drinking-water pipe is subjected to the external force effect, easily rupture at weld, cause gas leakage.
(3) summary of the invention
The purpose of this utility model is to overcome the defective that above-mentioned prior art exists, and a kind of easy to maintenance, the safe and reliable gas pipeline of burn into connection set that draws water that is difficult for is provided.
The technical solution adopted in the utility model is as follows:
The gas pipeline of the present utility model connection set that draws water, comprise drinking-water pipe, adpting flange, the condenser cylinder flange, sleeve pipe, described condenser cylinder flange is positioned at the outlet of condenser cylinder, and with the condenser cylinder structure that is fixed as one, its structure outline is that the middle part of described adpting flange end face has upwardly extending cylinder, the center of this cylinder is provided with the center hole through adpting flange, the center hole edge, end face upper edge of cylinder offers annular groove, be equiped with seal ring in the annular groove, described cylinder top is cylinder, and has an outside thread, described condenser cylinder flange is provided with center hole, and the outer cover of described drinking-water pipe is equipped with a gland, and this gland has the cylindrical cavity of up/down perforation, the middle part of cavity has cavity is separated into, two-part next door has center hole on this next door down.Has internal thread respectively on the inwall of above and below, next door cavity.The peritreme of upper edge, the lower end surface center hole in described next door is equipped with recess, is provided with bracing ring in this recess.Described drinking-water pipe is located in the center hole of described gland, adpting flange and condenser cylinder flange, and the top of described cylinder is screwed in the cavity of gland bottom; Described sleeve pipe is nested with the outside at drinking-water pipe, and its underpart is screwed in the cavity on gland top, and it is stifled to be provided with sealing between the upper end of described sleeve pipe and the drinking-water pipe.Described adpting flange docks with described condenser cylinder flange by a plurality of bolts, is provided with sealing gasket between adpting flange and the condenser cylinder flange.
Lower end surface, described next door upper notch is a horn mouth groove down.
The center of described condenser cylinder flange has the center hole that the caliber size with drinking-water pipe is complementary.
The center of described condenser cylinder flange has the center hole of the condenser cylinder outlet that can make the direct capping of adpting flange.
Sidewall near the place, next door in the cylinder chamber of described gland bottom is provided with annular groove.
Described adpting flange and condenser cylinder flange are spheroidal graphite cast iron or malleable cast iron flange.
Described drinking-water pipe is galvanized iron conduit, PE plastic tube or seamless steel pipe.
Model utility compared with prior art has the following advantages:
1,, thereby improved its corrosion resistance greatly because adpting flange and condenser cylinder flange all adopt the spheroidal graphite cast iron flange.
2, drinking-water pipe and condenser cylinder adopt and flexibly connect, and seal ring makes the suffered stress of condenser cylinder obtain discharging and having improved its sealability.
3, sleeve pipe and gland adopt screwed connection, are equiped with sealing between its top and the water pipe and block up, and make drinking-water pipe be corroded probability and reduce greatly.
4, installation and maintenance are convenient, do not need the welding of getting angry again, only need drinking-water pipe insertion adpting flange and condenser cylinder flange, and between adpting flange and condenser cylinder flange seal ring are set and get final product.
5, engineering cost is low, can significantly improve construction quality, guarantees the gas pipeline safe way.
(4) description of drawings
Fig. 1 is a kind of embodiment's of the utility model a structural representation.
Fig. 2 is the another kind of embodiment's of the utility model a structural representation.
(5) embodiment
See also Fig. 1, the gas pipeline of the present utility model connection set that draws water, comprise drinking-water pipe 1, adpting flange 2, condenser cylinder flange 3, sleeve pipe 4, the condenser cylinder flange is positioned at the outlet of condenser cylinder, and be structure as a whole with condenser cylinder, its structure outline is that the middle part of adpting flange 2 end faces has upwardly extending cylinder 5, this cylinder 5 is a cylindrical body, the center of cylinder 5 is provided with the center hole 6 through adpting flange 2, center hole 6 edges, end face upper edge of cylinder 5 offer annular groove 7, be equiped with rubber seal 9 in the annular groove 7, the top of this rubber seal 9 is provided with the bracing ring of being made by polytetrafluoroethylmaterial material 10, and bracing ring 10 cooperates with seal ring 9, makes seal ring 9 distortion reach the optimal seal state, the outer wall on cylinder 5 tops is provided with outside thread, and condenser cylinder flange 3 is provided with center hole 8; Drinking-water pipe 1 is located in the center hole 8 of the center hole 6 of adpting flange 2 and condenser cylinder flange 3, and drinking-water pipe 1 adopts Coating Steel Pipe, certainly, also can adopt seamless steel pipe or PE plastic tube according to burying situation underground.The outer cover of drinking-water pipe 1 is equipped with a gland 11, and this gland 11 has the cylindrical cavity 12 of up/down perforation, and cylindrical cavity 12 middle parts have next door 13, and next door 13 is provided with center hole 19.Sidewall near 13 places, next door in the cylinder chamber of gland 11 bottoms is provided with annular groove 20.Has internal thread 14 on the inwall of the upper and lower of cavity 12 respectively.The top of cylinder 5 is screwed in the cylindrical cavity 12 of gland 11 bottoms; Sleeve pipe 4 is nested with in the outside of drinking-water pipe 1, and its underpart is screwed in the cavity 12 on gland 11 tops, and the bottom of center hole 19 has horn-like recess 15, and these recess 15 formed loudspeaker face roof pressures are on described bracing ring 10.Be provided with sealing stifled 16 between the upper end of sleeve pipe 4 and the drinking-water pipe 1.Adpting flange 2 docks with condenser cylinder flange 3 by 4 bolts 17, is provided with sealing gasket 18 between adpting flange 2 and the condenser cylinder flange 3.The center hole 8 of condenser cylinder flange 3 is complementary with the caliber size of drinking-water pipe 1.
Certainly, consider that from reducing a gas leakage point condenser cylinder flange 3 also can adopt structure shown in Figure 2, promptly the center hole 8 of condenser cylinder flange 3 expands to and makes adpting flange 2 directly be sealed on the outlet of condenser cylinder, can reduce by place's flange like this and connect, therefore can reduce place gas leakage point.
Claims (7)
1, the gas pipeline of the present utility model connection set that draws water, comprise drinking-water pipe (1), adpting flange (2), condenser cylinder flange (3), sleeve pipe (4), condenser cylinder flange (3) is positioned at the outlet of condenser cylinder, and be structure as a whole with condenser cylinder, it is characterized in that: the middle part of described adpting flange (2) end face has upwardly extending cylinder (5), the center of this cylinder (5) is provided with the center hole (6) through adpting flange (2), end face upper edge center hole (6) edge of cylinder (5) offers annular groove (7), be equiped with seal ring (9) in the annular groove (7), cylinder (5) top is cylinder and has outside thread, described condenser cylinder flange (3) is provided with center hole (8), the outer cover of described drinking-water pipe (1) is equipped with a gland (11), this gland (11) has the cylindrical cavity (12) of up/down perforation, cavity (12) middle part has a next door (13), this next door (13) is provided with center hole (19), described drinking-water pipe (1) is located in center hole (6,8,19) in, has internal thread (14) on the inwall of the upper and lower of cavity (12) respectively, upper edge, lower end surface center hole (19) peritreme in described next door (13) is equipped with recess (15), be provided with bracing ring (10) in the recess (15), the top of described cylinder (5) is screwed in the cavity (12) of described gland (11) bottom; Described sleeve pipe (4) is nested with the outside in described drinking-water pipe (1), its underpart is screwed in the cavity (12) on gland (11) top, be provided with sealing stifled (16) between the upper end of described sleeve pipe (4) and the drinking-water pipe (1), described adpting flange (2) is fixedlyed connected with described condenser cylinder flange (3) by a plurality of bolts (17), is provided with sealing gasket (18) between adpting flange (2) and the condenser cylinder flange (3).
2, the gas pipeline according to claim 1 connection set that draws water is characterized in that described recess (15) is a horn mouth groove down.
3, the gas pipeline according to claim 1 connection set that draws water, the center that it is characterized in that described condenser cylinder flange (3) have the center hole (8) that the caliber size with drinking-water pipe (1) is complementary.
4, the gas pipeline according to claim 1 connection set that draws water, the center that it is characterized in that described condenser cylinder flange (3) has can make adpting flange (2) directly be sealed on the center hole (8) of condenser cylinder outlet.
5,, it is characterized in that the sidewall of locating near next door (13) in the cylinder chamber of described gland (11) bottom is provided with annular groove (20) according to claim 1, the 2 or 3 described gas pipelines connection set that draws water.
6, the gas pipeline according to claim 1 connection set that draws water is characterized in that described adpting flange (2) and condenser cylinder flange (3) are for spheroidal graphite cast iron or forge cast iron flange.
7, the gas pipeline according to claim 1 connection set that draws water is characterized in that described drinking-water pipe (1) is zinc-plated copper pipe, PE plastic tube or seamless steel pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420108456 CN2738077Y (en) | 2004-10-22 | 2004-10-22 | Joining device for gas fuel pipeline water pumping |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420108456 CN2738077Y (en) | 2004-10-22 | 2004-10-22 | Joining device for gas fuel pipeline water pumping |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2738077Y true CN2738077Y (en) | 2005-11-02 |
Family
ID=35347987
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420108456 Expired - Fee Related CN2738077Y (en) | 2004-10-22 | 2004-10-22 | Joining device for gas fuel pipeline water pumping |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2738077Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110107390A (en) * | 2019-05-21 | 2019-08-09 | 三七知明(北京)科技有限公司 | A kind of sealing device of automobile exhaust pipe connectivity part |
-
2004
- 2004-10-22 CN CN 200420108456 patent/CN2738077Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110107390A (en) * | 2019-05-21 | 2019-08-09 | 三七知明(北京)科技有限公司 | A kind of sealing device of automobile exhaust pipe connectivity part |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20051102 Termination date: 20101022 |