CN207230148U - A kind of heat preservation pipe prefabricated lower steam trap connection - Google Patents
A kind of heat preservation pipe prefabricated lower steam trap connection Download PDFInfo
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- CN207230148U CN207230148U CN201721255554.1U CN201721255554U CN207230148U CN 207230148 U CN207230148 U CN 207230148U CN 201721255554 U CN201721255554 U CN 201721255554U CN 207230148 U CN207230148 U CN 207230148U
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- tube
- drain pipe
- water collecting
- pipe
- collecting tube
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Abstract
The utility model discloses a kind of heat preservation pipe prefabricated lower steam trap connection, including working steel tube and heat-preservation cotton, steel outer casing, the outer surface of the working steel tube is provided with the heat-preservation cotton, the outside of the heat-preservation cotton is equipped with the steel outer casing, the bottom connection Water collecting tube of the steel outer casing, the Water collecting tube is connected with the working steel tube, drain pipe is connected on the outer wall of the Water collecting tube, the drain pipe inside the catch basin with communicating, the drain pipe is externally provided with hydrophobic outer protection tube, the port of the hydrophobic outer protection tube is provided with seal cover board, the through hole in the middle part of the seal cover board is stretched out in the water outlet of the drain pipe, and sealed between the drain pipe and the seal cover board using fluid sealant, there is screen pack in the Water collecting tube, there is gate valve at bottom, the water outlet of the drain pipe is equipped with shut-off valve.The utility model conveniently opens Water collecting tube, clears up screen pack.
Description
Technical field
It the utility model is related to pipe fitting technical field, and in particular to a kind of heat preservation pipe prefabricated lower steam trap connection.
Background technology
The application of prefabricated direct-buried thermal insulation pipe is a multi-disciplinary system engineering, and steam insulation pipe directly buried technology content compared with
Greatly, direct-buried steam pipe has more than ten nodes, including heat-insulated hold-down support, compensation elbow, reinforcement threeway, steam trap connection, humidity discharging
Device, reduced pipe and compensator etc..Direct-buried steam pipeline belongs to pressure pipeline, each node must be handled well, otherwise may
Engineering accident can be caused, hidden danger is very big.
Jet chimney is because of the change of load or because of reasons such as steam parameter changes, and steam will often be in moist steam in pipeline
State is run, and can be produced more condensation water in jet chimney, if not ruled out in time, water hammer often be occurred, cause pipeline
Vibration, causes the destruction of compensator and pipeline weak link, therefore, in order to ensure the safe operation in pipe network, ordinary circumstance exists
Position setting steam trap connection at steam pipe Di Dian, hold-down support or there may be condensed water, including upper steam trap connection is with
Steam trap connection.
At present, the drain pipe for holding steam trap connection is pacified in jet chimney, its drain pipe is connected with steel outer casing,
Connection is not sufficiently stable, in addition, such as, when concentrating in catch basin, can not effectively be cleared up in pipeline there are impurity from outside,
And impurity it is excessive when, it is easy to cause the blocking of drain pipe.
Utility model content
The purpose of this utility model is to be directed to technological deficiency existing in the prior art, and is provided a kind of heat preservation pipe prefabricated
Lower steam trap connection.
Technical solution is used by realize the purpose of this utility model：
A kind of heat preservation pipe prefabricated lower steam trap connection, including working steel tube and heat-preservation cotton, steel outer casing, the working steel tube
Outer surface be provided with the heat-preservation cotton, the outside of the heat-preservation cotton is equipped with the steel outer casing, the bottom of the steel outer casing
Water collecting tube is connected, the Water collecting tube is connected with the working steel tube, and drain pipe is connected on the outer wall of the Water collecting tube, described hydrophobic
Pipe inside the catch basin with communicating, and the drain pipe is externally provided with hydrophobic outer protection tube, and the port of the hydrophobic outer protection tube is provided with
The through hole in the middle part of the seal cover board, and the drain pipe and the sealing are stretched out in seal cover board, the water outlet of the drain pipe
Sealed between cover board using fluid sealant, there is screen pack, bottom to have gate valve in the Water collecting tube, the water outlet of the drain pipe is equipped with
Shut-off valve.
The seal cover board is threadedly coupled with the hydrophobic outer protection tube, and the side wall of the Water collecting tube has discharge outlet, described to dredge
The water inlet end of water pipe is installed in the discharge outlet.
The hydrophobic outer protection tube is steel pipe with Water collecting tube, and the drain pipe is pvc pipe, and the Water collecting tube is and the outer shield
Steel-pipe welding connects.
The inner side that the gate valve includes U-shape has the vavle shelf of sliding slot and is installed on the valve by the sliding slot
Valve plate in frame, has knob on the outside of the valve plate.
The utility model in the Water collecting tube due to having screen pack, bottom to have gate valve, it is possible to achieve by by pipeline
Water is then exhausted from after being filtered, and is equipped with gate valve, convenient to open Water collecting tube, clears up screen pack.
Brief description of the drawings
Fig. 1 is the structure diagram of heat preservation pipe prefabricated lower steam trap connection；
Fig. 2 is the schematic diagram of gate valve；
Fig. 3 is locked out the connection diagram of pin and jam plate.
Embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.It should be appreciated that this place
The specific embodiment of description only to explain the utility model, is not used to limit the utility model.
Referring to shown in Fig. 1-3, a kind of heat preservation pipe prefabricated lower steam trap connection, including working steel tube 3 and heat-preservation cotton 2, outer shield
Steel pipe 1, the outer surface of the working steel tube are provided with the heat-preservation cotton, and the outside of the heat-preservation cotton is equipped with the steel outer casing,
The bottom connection Water collecting tube 4 of the steel outer casing, the Water collecting tube pass through catchment nozzle and the work on the steel outer casing
The discharge outlet made on the side wall of steel pipe 3 is welded to connect, and drain pipe 8, the drain pipe and institute are connected on the outer wall of the Water collecting tube
State and communicated inside catch basin, the drain pipe is externally provided with hydrophobic outer protection tube 7, and the port of the hydrophobic outer protection tube is provided with sealing cover
The through hole in the middle part of the seal cover board, and the drain pipe 8 and 9 plate of sealing cover are stretched out in plate 9, the water outlet of the drain pipe
Between sealed using fluid sealant, there is in the Water collecting tube screen pack 5, bottom to have gate valve 6, the water outlet of the drain pipe, which is equipped with, to be cut
Only valve 10.
Wherein, the seal cover board 9 is threadedly coupled with the hydrophobic outer protection tube 9, and the side wall of the Water collecting tube has discharge outlet
12, the water inlet end 11 of the drain pipe 8 is installed in the discharge outlet 12.
Wherein, the hydrophobic outer protection tube and Water collecting tube are steel pipe, and the drain pipe is pvc pipe, the Water collecting tube for institute
The nozzle that catchments for stating steel outer casing is welded and connected.
Wherein, the inner side of the gate valve including U-shape has a vavle shelf 62 of sliding slot 621, and by the sliding slot and
Valve plate 61 in the vavle shelf, there is the knob 65 of T-shaped on the outside of the valve plate.
Further, the vavle shelf 62 is fixedly arranged in the middle of two jam plates 63 setting up and down, the 63 middle shape of jam plate
Into the groove 631 for being useful for valve plate and passing through, the front end of valve plate 61 through the groove 631 and the blanking stretched between jam plate 63 and vavle shelf is led to
In hole or passage, by material through hole or closing under the passage, when pulling out, as shown by arrows, by lower material through hole or passage, institute
Stating has lock pin holes 64 on jam plate 63, when the valve plate 61 in off position when, the lock pin holes are inserted into by stop pin 66
In 64, the valve plate and vavle shelf are locked.
The utility model in the Water collecting tube due to having screen pack, bottom to have gate valve, it is possible to achieve by by pipeline
Water is then exhausted from after being filtered, and is equipped with gate valve, convenient to open Water collecting tube, clears up screen pack.
The above is only the preferred embodiment of the utility model, it is noted that for the general of the art
For logical technical staff, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these change
The scope of protection of the utility model is also should be regarded as into retouching.
Claims (4)
1. a kind of heat preservation pipe prefabricated lower steam trap connection, it is characterised in that including working steel tube and heat-preservation cotton, steel outer casing, institute
The outer surface for stating working steel tube is provided with the heat-preservation cotton, and the outside of the heat-preservation cotton is equipped with the steel outer casing, the outer shield
The bottom connection Water collecting tube of steel pipe, the Water collecting tube are connected with the working steel tube, are connected on the outer wall of the Water collecting tube hydrophobic
Pipe, the drain pipe inside the catch basin with communicating, and the drain pipe is externally provided with hydrophobic outer protection tube, the hydrophobic outer protection tube
Port is provided with seal cover board, and the through hole in the middle part of the seal cover board, and the drain pipe are stretched out in the water outlet of the drain pipe
Sealed between the seal cover board using fluid sealant, there is screen pack, bottom to have gate valve in the Water collecting tube, the drain pipe
Water outlet is equipped with shut-off valve.
2. heat preservation pipe prefabricated lower steam trap connection as claimed in claim 1, it is characterised in that the seal cover board with it is described hydrophobic
Outer protection tube is threadedly coupled, and the side wall of the Water collecting tube has discharge outlet, and the water inlet end of the drain pipe is installed in the discharge outlet.
3. heat preservation pipe prefabricated lower steam trap connection as claimed in claim 1, it is characterised in that the hydrophobic outer protection tube and Water collecting tube
For steel pipe, the drain pipe is pvc pipe, and the Water collecting tube is to be welded to connect with the steel outer casing.
4. heat preservation pipe prefabricated lower steam trap connection as claimed in claim 1, it is characterised in that the gate valve includes U-shape
Inner side has the vavle shelf of sliding slot and by the sliding slot and the valve plate in the vavle shelf, has drawing on the outside of the valve plate
Hand.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721255554.1U CN207230148U (en) | 2017-09-28 | 2017-09-28 | A kind of heat preservation pipe prefabricated lower steam trap connection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721255554.1U CN207230148U (en) | 2017-09-28 | 2017-09-28 | A kind of heat preservation pipe prefabricated lower steam trap connection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207230148U true CN207230148U (en) | 2018-04-13 |
Family
ID=61864750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721255554.1U Active CN207230148U (en) | 2017-09-28 | 2017-09-28 | A kind of heat preservation pipe prefabricated lower steam trap connection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207230148U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108744644A (en) * | 2018-07-20 | 2018-11-06 | 大连科华热力管道有限公司 | A kind of backpulsing piping lane steam pipe spool condensed water output device |
-
2017
- 2017-09-28 CN CN201721255554.1U patent/CN207230148U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108744644A (en) * | 2018-07-20 | 2018-11-06 | 大连科华热力管道有限公司 | A kind of backpulsing piping lane steam pipe spool condensed water output device |
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