CN207848748U - Keep the temperature cold water pipe - Google Patents
Keep the temperature cold water pipe Download PDFInfo
- Publication number
- CN207848748U CN207848748U CN201721828253.3U CN201721828253U CN207848748U CN 207848748 U CN207848748 U CN 207848748U CN 201721828253 U CN201721828253 U CN 201721828253U CN 207848748 U CN207848748 U CN 207848748U
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- China
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- outer tube
- cold water
- water pipe
- heat preservation
- inner tube
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Abstract
The utility model is directed to the problem of waste of resource, provides a kind of heat preservation cold water pipe, can reduce chilled water heating, and energy-saving, environmentally friendly, the technical solution is as follows：Including inner tube and the outer tube being sleeved on outside inner tube, outer tube is consistent with inner tube length, keeping warmth space is formed between outer tube and inner tube, outer tube is connected with towards between said inner tube and outer tube and is connected by least one axially extending support element along inner tube, one end of inner tube is equipped with interpolation pipe and the other end is equipped with inner sleeve, one end of outer tube is equipped with outer tube and the other end is equipped with outer tube, it is connect with inner sleeve by the interpolation pipe on adjacent heat preservation cold water pipe and outer tube is connect with outer tube so that adjacent heat preservation cold water pipe is connected, outer tube is equipped with the bleeding point of connection keeping warmth space, it further include the end capping piece at closing closing keeping warmth space both ends.Vacuum keeping warmth space reduces heat transfer, and then reduces temperature influence of the outside air on chilled water in cold water pipe.
Description
Technical field
The utility model is related to a kind of air conditioner cold water transport devices, more specifically, it relates to a kind of heat preservation cold water pipe.
Background technology
Water cooled central air conditioner includes four big components, and compressor, condenser, throttling set, evaporator, refrigerant is successively upper
State four big part cycles, the refrigerant that compressor comes out（Refrigerant）The gas of high temperature and pressure, flows through condenser, and decrease temperature and pressure is cold
Condenser takes heat to cooling tower discharge by cooling water system, and refrigerant continues flowing and passes through throttling set, at low-temp low-pressure liquid
Body flows through evaporator, heat absorption, then compressed.It is terminated with the chilled water circulatory system the two of evaporator, refrigerant is inhaled at this
Heat reduces chilled water temperature, and the water of low temperature is made to flow to user terminal, carries out heat exchange using fan coil, cold wind is blown
Go out.
Since cold water pipe needs freezing water transport to user terminal and air carrying out heat exchange, and central air-conditioning usually covers
Range it is larger so that cold water pipe needs the distance for transporting cold water longer, in the process, the heat in chilled water and transportational process
Air carries out heat exchange, by temperature rise when so that chilled water reaches user terminal, thereby reduces refrigeration effect, so that
Energy consumption increases, and waste of energy also improves space.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of heat preservation cold water pipe, there is section
About the energy the advantages of.
To achieve the above object, the utility model provides following technical solution：
A kind of heat preservation cold water pipe, including inner tube and the outer tube that is sleeved on outside inner tube, the outer tube is consistent with inner tube length, institute
State and form keeping warmth space between outer tube and inner tube, the outer tube be connected with towards between said inner tube and outer tube by least
One axially extending support element connection along inner tube, one end of said inner tube is equipped with interpolation pipe and the other end is equipped with inner sleeve,
One end of the outer tube is equipped with outer tube and the other end and is equipped with outer tube, by interpolation pipe on adjacent heat preservation cold water pipe with
Inner sleeve connects and outer tube is connect with outer tube so that adjacent heat preservation cold water pipe is connected, and it is empty that the outer tube is equipped with connection heat preservation
Between bleeding point, further include the end capping piece at closing closing keeping warmth space both ends.
Using above-mentioned technical proposal, by supports support so that there are spacing to form heat preservation sky between inner tube and outer tube
Between, keeping warmth space both ends are closed by end capping piece, and the air in keeping warmth space is extracted out so that at keeping warmth space by bleeding point
In vacuum state, heat transfer is reduced in vacuum space, and then reduces temperature of the outside air to chilled water in cold water pipe
It influencing, is inserted into inner sleeve by interpolation pipe so that inner tube connection is inserted by outer tube in outer tube with transport frozen water,
So that outer tube is connected to so that keeping warmth space connection, ensures the heat insulation effect to junction, reduction energy loss, energy conservation and environmental protection.
Preferably, the support element has multiple and circumferencial direction distributions along inner tube.
Using above-mentioned technical proposal, since support element has multiple and circumferencial direction distributions along inner tube, so that support element branch
Support wider, the more stable support outer tube of the bearing area of outer tube.
Preferably, multiple support elements are uniformly distributed along the circumferencial direction of inner tube.
Using above-mentioned technical proposal, since multiple support elements are uniformly distributed along the circumferencial direction of inner tube so that keeping warmth space vacuum
When, it is evenly distributed by the support force of supports support outer tube, reduces local pressure to damage.
Preferably, the support element is the length support plate consistent with inner tube length, and the plate face of the support plate is along the branch
Fagging extends radially outwardly with inner tube tie point, through equipped with intercommunicating pore in the support plate.
It is stronger to utilize support plate to provide along radially extending for inner tube by the plate face of support plate using above-mentioned technical proposal
Resistance to bending, reinforce the rigid of cold water pipe, keeping warmth space is supported after plate separates and is connected to by intercommunicating pore, conveniently vacuumizes
Operation.
Preferably, the intercommunicating pore has multiple and length directions along support plate uniformly distributed.
It is uniformly distributed along the length direction of support plate by multiple intercommunicating pores using above-mentioned technical proposal, heat transfer medium is reduced, into
One step reduces heat transfer, reduces influence of the ambient temperature to chilled water.
Preferably, the interpolation pipe is threadedly coupled with inner sleeve.
Using above-mentioned technical proposal, it is connected through a screw thread to provide preferable leakproofness and connective stability.
Preferably, the outer tube is threadedly coupled with outer tube, and the outer tube is consistent with the thread pitch on interpolation pipe.
Using above-mentioned technical proposal, it is connected through a screw thread to provide preferable leakproofness and connective stability, while by
It is consistent with the screw pitch of interpolation pipe in outer tube so that the two can be carried out at the same time threaded connection, avoid interference with.
Preferably, it is arranged with insulating layer simultaneously outside the outer tube and outer tube.
Using above-mentioned technical proposal, heat transfer is further reduced by insulating layer, further increases heat insulation effect.
Preferably, the insulating layer is wrapped with tinfoil paper paper layer.
Form of the external high temperature by heat radiation is avoided by tinfoil paper paper layer reflective thermal radiation using above-mentioned technical proposal
To the chilled water heating in cold water pipe, ensure heat insulation effect.
Preferably, the bleeding point is equipped with the logical valve for closing bleeding point.
Using above-mentioned technical proposal, bleeding point is closed by valve, to be closed by valve after being vacuumized to keeping warmth space
Bleeding point keeps the vacuum state of keeping warmth space.
In conclusion the utility model has the advantages that：Vacuum keeping warmth space reduces heat transfer, into
And reducing outside air influences the temperature of chilled water in cold water pipe；It is inserted into inner sleeve by interpolation pipe so that inner tube is connected to
It with transport frozen water, is inserted into outer tube by outer tube so that outer tube is connected to so that keeping warmth space is connected to, and guarantee is to junction
Heat insulation effect, reduce energy loss, energy conservation and environmental protection；It is uniformly distributed outer to support along the circumferencial direction of inner tube by multiple support elements
Pipe improves stability, by being evenly equipped with multiple intercommunicating pores along its length on the supporting plate so that entire keeping warmth space is better
Connection, and heat transfer medium is reduced, heat insulation effect is improved, is preferably kept the temperature by insulating layer and tinfoil paper paper layer, is closed by valve
Bleeding point is to ensure the stability of keeping warmth space vacuum state.
Description of the drawings
Fig. 1 is the scheme of installation that cold water pipe is kept the temperature in the utility model；
Fig. 2 is the schematic diagram of the internal structure for illustrating to keep the temperature cold water pipe in the utility model；
Fig. 3 is the structural schematic diagram of end capping piece in the utility model.
In figure：1, inner tube；11, interpolation pipe；12, inner sleeve；2, outer tube；21, outer tube；22, outer tube；3, support element；
31, keeping warmth space；32, support plate；321, intercommunicating pore；4, bleeding point；41, exhaust tube；42, valve；5, insulating layer；6, masking foil
Layer；7, end capping piece；71, upper shield is blocked；711, annular baffle；72, sealing end inserts lid；721, ring-shaped baffle.
Specific implementation mode
With reference to the accompanying drawings and embodiments, the utility model is described in detail.
A kind of heat preservation cold water pipe includes the inner tube 1 and outer tube 2 of coaxial line, inner tube 1 and outer tube 2 referring to Fig.1 and Fig. 2
Between supported there are spacing and by support element 3, to form keeping warmth space 31, connection keeping warmth space 31 is additionally provided on outer tube 2
The both ends of bleeding point 4, keeping warmth space 31 are blocked by end capping piece 7.
One end of inner tube 1 is connected with interpolation pipe 11, and the other end of inner tube 1 is connected with inner sleeve 12, interpolation pipe
11 are equipped with external screw thread, and inner sleeve 12 is equipped with internal thread, and the outer diameter of interpolation pipe 11 is consistent with the internal diameter of inner sleeve 12, adjacent interior
Pipe 1 is threadedly coupled with the inner sleeve 12 of another inner tube 1 to be connected and fixed by the interpolation pipe 11 of one of them inner tube 1.
One end of outer tube 2 is connected with outer tube 21, and the other end of outer tube 2 is connected with outer tube 22, outer tube
21 are equipped with external screw thread, and outer tube 22 is equipped with internal thread, and the outer diameter of outer tube 21 is consistent with the internal diameter of outer tube 22, adjacent outer
Pipe 2 is threadedly coupled with the outer tube 22 of another outer tube 2 to be connected and fixed by the outer tube 21 of one of them outer tube 2.
Thread pitch on outer tube 21 is consistent with the thread pitch on interpolation pipe 11, by adjacent outer tube 2 and adjacent
Inner tube 1 connects so that adjacent heat preservation cold water pipe is connected to and in communication with simultaneously.
End capping piece 7 includes the sealing end that the sealing end being threadedly coupled with outer tube 22 is inserted lid 72 and is threadedly coupled with outer tube 21
Upper shield 71.
With reference to Fig. 2 and Fig. 3, blocks slotting lid 72 in a tubular form and outer diameter is consistent with the internal diameter of outer tube 22, block and insert lid 72
End far from outer tube 2 is connected with the ring-shaped baffle 721 of closing keeping warmth space 31, the outer diameter and housing of ring-shaped baffle 721
The outer diameter of pipe 22 is consistent and internal diameter is consistent with the internal diameter of inner sleeve 12.
It blocks upper shield 71 in a tubular form and internal diameter is consistent with the outer diameter of outer tube 21, end of the sealing end upper shield 71 far from outer tube 2
It is connected with the annular baffle 711 of closing keeping warmth space 31, the outer diameter of annular baffle 711 is consistent with the sealing end outer diameter of upper shield 71
And internal diameter is consistent with the internal diameter of interpolation pipe 11.
Referring to Fig.1 and Fig. 2, support element 3 include multiple support plates 32 axially extending along inner tube 1, the plate of support plate 32
Face and the support plate 32 are radial parallel with 1 tie point of inner tube, and the length of support plate 32 is consistent with the length of inner tube 1, support plate
32 totally six and uniformly distributed along the circumferencial direction of inner tube 1, through being equipped with intercommunicating pore 321 in support plate 32, intercommunicating pore 321 have it is multiple and
Length direction along support plate 32 is uniformly distributed.
Bleeding point 4 includes the exhaust tube 41 being arranged on outer tube 2, and exhaust tube 41 is equipped with the logical valve for closing exhaust tube 41
42。
Outer tube 2 and outer tube 22 are arranged with insulating layer 5 simultaneously, and insulating layer 5 is froth bed in the present embodiment, other implementations
It can be spongy layer, porous ceramic layer etc. in example, tinfoil paper paper layer 6 is also enclosed with outside insulating layer 5.
The operating mode and principle of the present embodiment are as follows：
It is when installation, adjacent heat preservation cold water pipe is close, by the interpolation pipe 11 of one of them heat preservation cold water pipe and another heat preservation
The inner sleeve 12 of cold water pipe is threadedly coupled, while one of them is kept the temperature the outer tube 21 of cold water pipe and another heat preservation cold water pipe
Outer tube 22 is threadedly coupled, and adjacent heat preservation cold water pipe is connected to, and after heat preservation cold water pipe is connected to suitable length, sealing end is inserted lid
72 are threadedly coupled with outer tube 22, and sealing end upper shield 71 is threadedly coupled with outer tube 21, and the heat preservation for keeping the temperature cold water pipe is empty
Between 31 sealing end, be then connected to with water or water system by inner sleeve 12 and interpolation pipe 11, you can completion installation exercise.
Valve 42 is opened after installing, and is extracted out air in keeping warmth space 31 by bleeding point 4, so that keeping warmth space 31
Vacuum space is formed, since the length of support plate 32 is consistent with 1 length of inner tube, to simultaneously support to realize the effect of vacuum heat-preserving
It is provided with connecting hole on plate 32 so that keeping warmth space 31 is supported after plate 32 separates and is still connected to everywhere, simultaneously because adjacent heat preservation is cold
Water pipe is connected to so that the keeping warmth space 31 of adjacent heat preservation cold water pipe is also at connected state, and it is cold only need to open one of them heat preservation
The bleeding point 4 of water pipe can extract the air in the keeping warmth space 31 of entire heat preservation cold water pipe group out, easy to operate, pass through simultaneously
Connecting hole reduces the material of support plate 32, and then reduces the medium amount that hot transmission is carried out by support plate 32, improves heat insulation effect.
Due to support plate 32 plate face and the support plate 32 and 1 tie point of inner tube it is radial parallel, given using support plate 32
The heat preservation stronger bending resistance of cold water pipe is given, ensures the stability of heat preservation cold water pipe.
Since interpolation pipe 11 is threadedly coupled and outer tube 21 is threadedly coupled with outer tube 22 with inner sleeve 12, screw thread is utilized
Connection improves the connective stability between adjacent heat preservation cold water pipe.
Since outer tube 21 is consistent with the thread pitch on interpolation pipe 11 so that outer tube 21 is synchronous with interpolation pipe 11 to carry out
It is threadedly coupled, avoids interfering, it is easy to operate.
Further slow down heat transfer by insulating layer 5, by 6 reflective thermal radiation of tinfoil paper paper layer, reduce heat radiation heat transfer,
Improve heat insulation effect.
Exhaust tube 41 is closed by valve 42 so that keeping warmth space 31 is in stable vacuum state, guarantee heat insulation effect.
The above is only the preferred embodiment of the utility model, and the scope of protection of the utility model is not limited merely to
Above-described embodiment, technical solution belonging to the idea of the present invention belong to the scope of protection of the utility model.It should refer to
Go out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and
Retouching, these improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (10)
1. a kind of heat preservation cold water pipe, it is characterized in that：Including inner tube (1) and it is sleeved on the outer tube (2) of inner tube (1) outside, the outer tube
(2) consistent with inner tube (1) length, keeping warmth space (31), outer tube (2) one are formed between the outer tube (2) and inner tube (1)
Be connected with towards between said inner tube (1) and outer tube (2) by least one axially extending support element (3) along inner tube (1)
One end of connection, said inner tube (1) is equipped with interpolation pipe (11) and the other end is equipped with inner sleeve (12), one end of the outer tube (2)
Be equipped with outer tube (22) equipped with outer tube (21) and the other end, by interpolation pipe (11) on adjacent heat preservation cold water pipe with it is interior
Casing (12) connects and outer tube (21) is connect with outer tube (22) so that adjacent heat preservation cold water pipe is connected, the outer tube (2)
Bleeding point (4) equipped with connection keeping warmth space (31) further includes the end capping piece (7) for closing keeping warmth space (31) both ends.
2. heat preservation cold water pipe according to claim 1, it is characterized in that：The support element (3) has multiple and along inner tube (1)
Circumferencial direction is distributed.
3. heat preservation cold water pipe according to claim 2, it is characterized in that：Circumference of multiple support elements (3) along inner tube (1)
Direction is uniformly distributed.
4. heat preservation cold water pipe according to claim 3, it is characterized in that：The support element (3) is length and inner tube (1) length
Consistent support plate (32), the plate face of the support plate (32) along the support plate (32) and inner tube (1) tie point radially outward
Extend, through equipped with intercommunicating pore (321) on the support plate (32).
5. heat preservation cold water pipe according to claim 4, it is characterized in that：The intercommunicating pore (321) has multiple and along support plate
(32) length direction is uniformly distributed.
6. heat preservation cold water pipe according to claim 1, it is characterized in that：The interpolation pipe (11) connects with inner sleeve (12) screw thread
It connects.
7. heat preservation cold water pipe according to claim 6, it is characterized in that：The outer tube (21) connects with outer tube (22) screw thread
It connects, the outer tube (21) is consistent with the thread pitch on interpolation pipe (11).
8. heat preservation cold water pipe according to claim 1, it is characterized in that：The outer tube (2) and outer tube (22) are outside simultaneously
It is arranged with insulating layer (5).
9. heat preservation cold water pipe according to claim 8, it is characterized in that：The insulating layer (5) is wrapped with tinfoil paper paper layer
(6)。
10. heat preservation cold water pipe according to claim 1, it is characterized in that：The bleeding point (4), which is equipped with to lead to, closes bleeding point (4)
Valve (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721828253.3U CN207848748U (en) | 2017-12-23 | 2017-12-23 | Keep the temperature cold water pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721828253.3U CN207848748U (en) | 2017-12-23 | 2017-12-23 | Keep the temperature cold water pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207848748U true CN207848748U (en) | 2018-09-11 |
Family
ID=63422116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721828253.3U Active CN207848748U (en) | 2017-12-23 | 2017-12-23 | Keep the temperature cold water pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207848748U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114659303A (en) * | 2022-03-22 | 2022-06-24 | 杭州龙华环境集成系统有限公司 | Conveying module of high-efficient intelligent cold source system of central air conditioning |
-
2017
- 2017-12-23 CN CN201721828253.3U patent/CN207848748U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114659303A (en) * | 2022-03-22 | 2022-06-24 | 杭州龙华环境集成系统有限公司 | Conveying module of high-efficient intelligent cold source system of central air conditioning |
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