CN108120005A - Central air-conditioning single system dry type heat exchanger - Google Patents
Central air-conditioning single system dry type heat exchanger Download PDFInfo
- Publication number
- CN108120005A CN108120005A CN201711039490.6A CN201711039490A CN108120005A CN 108120005 A CN108120005 A CN 108120005A CN 201711039490 A CN201711039490 A CN 201711039490A CN 108120005 A CN108120005 A CN 108120005A
- Authority
- CN
- China
- Prior art keywords
- shell
- outlet
- rear end
- bearing bracket
- copper pipe
- 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.)
- Withdrawn
Links
- 238000004378 air conditioning Methods 0.000 title claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 31
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 24
- 229910052802 copper Inorganic materials 0.000 claims abstract description 24
- 239000010949 copper Substances 0.000 claims abstract description 24
- 230000000740 bleeding effect Effects 0.000 claims description 5
- 229910000679 solder Inorganic materials 0.000 claims description 2
- 238000000926 separation method Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 6
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000013024 troubleshooting Methods 0.000 abstract 1
- 238000003466 welding Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000003507 refrigerant Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B39/00—Evaporators; Condensers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D7/16—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged in parallel spaced relation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/24—Arrangements for promoting turbulent flow of heat-exchange media, e.g. by plates
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Thermal Sciences (AREA)
- Fluid Mechanics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
Central air-conditioning single system dry type heat exchanger, including shell, copper pipe, drive end bearing bracket, rear end cap and spoiler；Inlet and outlet are arranged in the middle part of the same side of shell and positioned at same horizontal lines, and position farthest positioned at the front-end and back-end of shell respectively；The internal face of copper pipe is smooth, and outside wall surface is screw thread；Copper pipe is divided into two systems as medium channel；The excircle of rear end cap is plugged in the rear end of shell by bolt installation, and gasket is provided between rear end cap and shell；Spoiler is the discount vibram outlet more than semicircle, and the discount vibram outlet of adjacent spoiler is located at vertical both sides up and down respectively；Shell of the present invention occupies all spaces of entire evaporator, therefore the intake-outlet for pre-setting water and medium on the shell can save big quantity space, optimize the design of host；The inlet and outlet are arranged at the side of evaporator shell, are easier maintenance, and disengaging host is facilitated to carry out trouble shooting and installation.
Description
Technical field
The present invention relates to technical field of central air more particularly to central air-conditioning single system dry type heat exchangers.
Background technology
Central air-conditioning provides cold water using the form of centralized cooling for whole building, is then changed again by fan coil etc.
Cold is sent to each room by hot component step by step.Although building structure has generally reserved certain space to central air conditioning
Group, but the form of the evaporator of the handpiece Water Chilling Units of central air-conditioning is varied, including knots such as shell-and-tube heat exchanger, plate heat exchangers
Structure is required for occupying very big space., it is necessary to which multiple handpiece Water Chilling Units work at the same time when especially refrigeration requirement is especially huge
, it is necessary to arrange enough evaporators in same space as far as possible when could meet cold requirement.
Dry evaporator referred in the coolant channel of evaporator, and refrigerant is in exit evaporating completely, no
There are liquid refrigerant, such evaporator is exclusively used in air-cooled handpiece Water Chilling Units, is not suitable for cooling tower, therefore in condenser end segment
Space is saved.But evaporator end also needs to save space the structure design, it is necessary to more meticulous.
The content of the invention
It is an object of the invention to propose a kind of central air-conditioning single system dry type heat exchanger.
For this purpose, the present invention uses following technical scheme：
Central air-conditioning single system dry type heat exchanger, including shell, copper pipe, drive end bearing bracket, rear end cap and spoiler；The shell is circle
Column housing is provided with water inlet, water outlet, gas vent and osculum；The water inlet by flanged joint in water inlet pipe, it is described
Water outlet is by flanged joint in outlet pipe, and the gas vent is welded with casing, which installs air bleeding valve again；The draining eyelet welding
Casing is connected to, which installs air bleeding valve again；The copper pipe is entered by the lower half of the drive end bearing bracket in the shell, in described
The rear end that the shell is extended in shell is turned back again to the first half of the drive end bearing bracket；The internal face and outside wall surface of the copper pipe
It is screwed surface；The excircle of the drive end bearing bracket is connected to the front end of the shell, and the drive end bearing bracket is provided with Jie
Matter entrance and media outlet, the medium inlet are located at lower half, and the media outlet is located at the first half；The drive end bearing bracket it is interior
The middle of side is provided with lagging, and the inner space of the drive end bearing bracket is divided into the first half and lower half by the lagging；
The first half is in the middle part of the collection of the medium inlet of the copper pipe, and the lower half is the concentration of the media outlet of the copper pipe
Portion；The rear end cap is welded in the rear end of the shell, and the rear end cap is welded by cylindrical shell and spherical calotte, described
Cylindrical shell is connected with the rear end of the shell；The spoiler is the discount vibram outlet more than semicircle, and arrangement is partly along described
It arranges, the discount vibram outlet of adjacent spoiler is located at vertical both sides up and down respectively, makes in the shell enclosure proportional spacing
Runner forms the passage for the turbulent flow that teeters.
Shell of the present invention occupies all spaces of entire evaporator, thus pre-set on the shell water and medium into
Water outlet can save big quantity space, optimize the design of host；Inlet and outlet are easy for installation using flanged joint, hold
Easy care overhauls；The frequency of use of gas vent and osculum is not high, and failure rate is very low, is let out so can be reduced using welding method
Dew.
Description of the drawings
Fig. 1 is the positive structure schematic of one embodiment of the present of invention；
Fig. 2 is the overlooking the structure diagram of one embodiment of the present of invention；
Fig. 3 is the left side structure schematic diagram of one embodiment of the present of invention.
Reference numeral：
Shell 1, copper pipe 2, drive end bearing bracket 3, rear end cap 4, spoiler 5, water inlet 11, water outlet 12, gas vent 13, osculum 14,
Noseplate 15, rear bottom plate 16, medium inlet 31, media outlet 32, venting plug 321, fixed link 51.
Specific embodiment
Technical solution to further illustrate the present invention below with reference to the accompanying drawings and specific embodiments.
Central air-conditioning single system dry type heat exchanger, including shell 1, copper pipe 2, drive end bearing bracket 3, rear end cap 4 and spoiler 5；Institute
Shell 1 is stated as cylindrical shell, is provided with water inlet 11, water outlet 12, gas vent 13 and osculum 14；The water inlet 11 by
Flanged joint is in water inlet pipe, and the water outlet 12 is by flanged joint in outlet pipe, and the gas vent 13 is welded with casing, the casing
Air bleeding valve is installed again；The osculum 14 is welded with casing, which installs air bleeding valve again；Shell 1 occupies entire evaporator
All spaces, therefore pre-set water and the intake-outlet of medium on shell 1 and can save big quantity space, optimize host
Design；Water inlet 11 and water outlet 12 are easy for installation using flanged joint, easy Maintenance and Repair；Gas vent and osculum 14
Frequency of use is not high, and failure rate is very low, so can reduce leakage using welding method.The copper pipe 2 is by the drive end bearing bracket 3
Lower half enters in the shell 1, is turned back again to the drive end bearing bracket 3 in the rear end that the shell 1 is extended in the shell 1
The first half；The internal face and outside wall surface of the copper pipe 2 are screwed surface；The inside and outside wall surface of copper pipe 2 is all screw thread table
Face can enhance heat exchange area, so as to improve heat exchange efficiency, reduce energy consumption；The excircle of the drive end bearing bracket 3 is connected to described outer
The front end of shell 1, the drive end bearing bracket 3 are provided with medium inlet 31 and media outlet 32, and the medium inlet 31 is located at lower half, institute
It states media outlet 32 and is located at the first half；The middle of the inside of the drive end bearing bracket 3 is provided with lagging, and the lagging is by described in
The inner space of drive end bearing bracket 3 is divided into the first half and lower half；The first half is the concentration of the medium inlet of the copper pipe 2
Portion, the lower half are in the middle part of the collection of the media outlet of the copper pipe 2；Medium enters also from drive end bearing bracket 3 to go out from drive end bearing bracket 3
It goes, homonymy so that installation manufactures and maintenance is all more easy into the structure that homonymy goes out, and the evaporation that can increase medium is grown
Degree has the heat exchange distance of twice of 1 length of shell in the length of a shell 1；
The rear end cap 4 is welded in the rear end of the shell 1, and the rear end cap 4 is welded by cylindrical shell and spherical calotte,
The cylindrical shell is connected with the rear end of the shell 1；
Welding back shroud 4 reduces manufacture cost, while also ensures the seal of container；
The spoiler 5 is the discount vibram outlet more than semicircle, and arrangement is arranged for part along the 1 inner homogeneous spacing of shell
Row, the discount vibram outlet of adjacent spoiler 5 are located at vertical both sides up and down, the formation of the runner in the shell 1 are made to teeter disorderly respectively
The passage of stream.
Snakelike flow-disturbing improves heat exchange efficiency, can increase the turbulence factor of current under upper and lower installation condition, and raising is changed
The thermal efficiency；
Flange is bolted the water inlet 11 and water inlet pipe using 8.
The thickness of copper pipe is not less than 0.6mm；The screw thread of copper pipe per 1cm is no less than 22 circles.
The thickness of the drive end bearing bracket 3 is not less than 5mm.
Solder thickness is not less than 5mm.
5 spacing of spoiler is between 20cm-30cm.
The technical principle of the present invention is described above in association with specific embodiment.These descriptions are intended merely to explain the present invention's
Principle, and limiting the scope of the invention cannot be construed in any way.Based on explanation herein, the technology of this field
Personnel would not require any inventive effort the other specific embodiments that can associate the present invention, these modes are fallen within
Within protection scope of the present invention.
Claims (6)
1. central air-conditioning single system dry type heat exchanger, including shell, copper pipe, drive end bearing bracket, rear end cap and spoiler, feature exists
In：The shell is cylindrical shell, is provided with water inlet, water outlet, gas vent and osculum；The water inlet is connected by flange
Water inlet pipe is connected to, the water outlet is by flanged joint in outlet pipe, and the gas vent is welded with casing, which installs exhaust again
Valve；The osculum is welded with casing, which installs air bleeding valve again；The copper pipe enters institute by the lower half of the drive end bearing bracket
It states in shell, is turned back again to the first half of the drive end bearing bracket in the rear end that the shell is extended in the shell；The copper pipe
Internal face and outside wall surface be screwed surface；The excircle of the drive end bearing bracket is connected to the front end of the shell, institute
It states drive end bearing bracket and is provided with medium inlet and media outlet, the medium inlet is located at lower half, and the media outlet is located at upper half
Portion；The middle of the inside of the drive end bearing bracket is provided with lagging, and the lagging splits the inner space of the drive end bearing bracket
For the first half and lower half；The first half is in the middle part of the collection of the medium inlet of the copper pipe, and the lower half is the copper
In the middle part of the collection of the media outlet of pipe；The rear end cap is welded in the rear end of the shell, and the rear end cap is by cylindrical shell and portion
Bulb separation face is welded, and the cylindrical shell is connected with the rear end of the shell；The spoiler is the discount vibram outlet more than semicircle, is arranged
Mode arranges for part along the enclosure proportional spacing, and the discount vibram outlet of adjacent spoiler is located at respectively two above and below vertical
Side makes the runner in the shell form the passage of upper and lower snake-like swing.
2. central air-conditioning single system dry type heat exchanger as described in claim 1, it is characterised in that：Flange is connected using 8 bolts
Connect the water inlet and water inlet pipe.
3. central air-conditioning single system dry type heat exchanger as described in claim 1, it is characterised in that：The thickness of copper pipe is not less than
0.6mm；The screw thread of copper pipe per 1cm is no less than 22 circles.
4. central air-conditioning single system dry type heat exchanger as described in claim 1, it is characterised in that：The thickness of the drive end bearing bracket is not
Less than 5mm.
5. central air-conditioning single system dry type heat exchanger as described in claim 1, it is characterised in that：Solder thickness is not less than 5mm.
6. central air-conditioning single system dry type heat exchanger as described in claim 1, it is characterised in that：Flow-disturbing plate spacing is in 20cm-
Between 30cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711039490.6A CN108120005A (en) | 2017-10-29 | 2017-10-29 | Central air-conditioning single system dry type heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711039490.6A CN108120005A (en) | 2017-10-29 | 2017-10-29 | Central air-conditioning single system dry type heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108120005A true CN108120005A (en) | 2018-06-05 |
Family
ID=62228455
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711039490.6A Withdrawn CN108120005A (en) | 2017-10-29 | 2017-10-29 | Central air-conditioning single system dry type heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108120005A (en) |
-
2017
- 2017-10-29 CN CN201711039490.6A patent/CN108120005A/en not_active Withdrawn
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180605 |
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| WW01 | Invention patent application withdrawn after publication |