CN108120080A - Evaporation double space plate cold water evaporator in shell - Google Patents
Evaporation double space plate cold water evaporator in shell Download PDFInfo
- Publication number
- CN108120080A CN108120080A CN201711031860.1A CN201711031860A CN108120080A CN 108120080 A CN108120080 A CN 108120080A CN 201711031860 A CN201711031860 A CN 201711031860A CN 108120080 A CN108120080 A CN 108120080A
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- CN
- China
- Prior art keywords
- shell
- outlet
- copper pipe
- water
- bearing bracket
- 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.)
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Classifications
-
- 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
- F25B39/02—Evaporators
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
Evaporation double space plate cold water evaporator in shell, including shell, drive end bearing bracket, front baffle, spacing board, rear end cap, rear bulkhead and copper pipe；The shell is cylindrical cast iron housing, and shell described in multistage, which joins end to end, to be serially connected and seal；Each section of the shell is equipped with refrigerant inlet, refrigerant outlet, exhaust outlet and oil discharge outlet, and the inside correspondence position positioned at the shell of the refrigerant outlet is welded with baffle；The bottom case of drive end bearing bracket is 8-shaped；The spacing board is two ring flanges, is welded respectively with the shell of the left and right sides；Water cavity is formed between the rear end cap and the rear bulkhead；The copper pipe is in the enclosure；Shell is cascaded by the present invention can reduce space hold, and the baffle in shell causes refrigerant directly not drain on startup from the refrigerant outlet.
Description
Technical field
The present invention relates to evaporation double space plate cold water evaporators in technical field of central air more particularly to shell.
Background technology
Evaporator and condenser in refrigeration system are all a kind of concrete forms of heat exchanger, in central air-conditioning industry,
The form of evaporator is more varied, including the diversified forms such as shell-and-tube, board-like.Shell-and-tube applies in general to prepare cold water
Air-cooled unit.In national most of region, different calendar variations causes refrigerating capacity different, such as the refrigeration peak of summer
When need to put into high gear to freeze, but full-amount inrush is then not required in refrigeration demands less season in winter etc..Mesh
It is preceding also to have converter technique that solve the problems, such as that refrigerating capacity changes in certain scope, but change for excessive refrigerating capacity
It is in fact helpless.The cold that separate unit handpiece Water Chilling Units are capable of providing is limited, runs to improve together by more handpiece Water Chilling Units
Refrigerating capacity, respective refrigeration system still independent operating are not interfere with each other, and stop several systems when refrigeration capacity requirement is reduced
Cooling system.But the arrangement of multiple refrigeration systems can cause the problem of space availability ratio, condenser general still solution installed outdoors
Certainly, but as evaporator interior is necessarily mounted at, and the space for accommodating evaporator is limited, it is necessary to consider that multiple refrigeration systems
The installation space problem of the evaporator of system.
The content of the invention
It is an object of the invention to propose to evaporate double space plate cold water evaporator in a kind of shell.
For this purpose, the present invention uses following technical scheme：
Evaporation double space plate cold water evaporator in shell, including shell, drive end bearing bracket, front baffle, spacing board, rear end cap, rear bulkhead
And copper pipe；
The shell is cylindrical cast iron housing, and shell described in multistage, which joins end to end, to be serially connected and seal；Each section
Shell of the shell as the evaporator of a refrigeration system；Each section of the shell is equipped with refrigerant inlet, refrigeration
Agent outlet, exhaust outlet and oil discharge outlet；The inside correspondence position positioned at the shell of the refrigerant outlet is welded with baffle, should
Baffle corresponds to the position of the refrigerant outlet；
The drive end bearing bracket is buckled in the front baffle；The drive end bearing bracket be casting integrated shaping, including bottom case, outer rim, shell and into
Water outlet partition plate, the shell are raised in the bottom case, water inlet, water outlet are offered on the shell；The Inlet and outlet water partition plate
The left and right of the bottom shell is traversed, is two parts of intake antrum and water chamber by the inside division of the drive end bearing bracket；The pipe
Shell is 8-shaped, and the inlet and outlet are respectively in two parts of the 8-shaped of the shell；The water inlet and go out
The mouth of a river is both provided with to connect the screw thread of water pipe；
The outer ring sealing welding of the front baffle exceeds the outer of the shell with shape in the outer ring of the first end of the shell
It is bolted into the space of a certain number of bolts hole, and with the drive end bearing bracket；The front baffle offers perforative for holding
Receive the hole of copper pipe, the copper pipe forms sealing with expansion tube process through the hole；The horizontal level at the middle part of the front baffle is not opened
If for accommodating the hole of copper pipe, which is equipped with gasket corresponding with the Inlet and outlet water partition position；
The spacing board is made of cast iron Q235；It offers the circular hole of the position of the corresponding copper pipe, is passed through for the copper pipe,
And it will be sealed after the copper pipe tube expansion with the spacing board；The spacing board is two ring flanges, outer with the left and right sides respectively
Shell welds, and is flanged joint between the two ring flanges；
Water cavity is formed between the rear end cap and the rear bulkhead, the top of the rear end cap sets air bleeding valve, and bottom sets row
Water valve；
The outer ring sealing welding of the rear bulkhead is set in the outer ring of the second end of the shell between the rear end cap and rear bulkhead
Put washer sealing；
The copper pipe is through the first end of the entire shell, second end, front baffle, spacing board in the enclosure
With whole pipe of rear bulkhead.
The present invention shares the water route of the evaporator of multiple refrigeration systems, and refrigerant line is then in each individual shell
It is interior, reduce space hold；Baffle causes refrigerant that can only enter refrigerant outlet from the side of the baffle, in order to avoid high pressure when starting
Liquid refrigerant is caused directly to be drained from the refrigerant outlet.
Description of the drawings
Fig. 1 is the sectional elevation schematic diagram of one embodiment of the present of invention；
Fig. 2 is the right view of Fig. 1.
Wherein：
Shell 10, drive end bearing bracket 11, front baffle 12, rear end cap 13, spacing board 14, rear bulkhead 15, refrigerant inlet h, refrigerant go out
Mouthful c, exhaust outlet e, oil discharge outlet d, gas outlet g, discharge outlet f, Inlet and outlet water partition plate 110, bottom case 111, shell 113, water inlet 114,
Water outlet 115, bolt hole 116.
Specific embodiment
Technical solution to further illustrate the present invention below with reference to the accompanying drawings and specific embodiments.
Evaporation double space plate cold water evaporator in shell, including shell 10, drive end bearing bracket 11, front baffle 12, spacing board 14, after
End cap 13, rear bulkhead 15 and copper pipe；For cylindrical cast iron housing, shell 10 described in multistage joins end to end concatenation the shell 10
Together and seal；Shell of each section of the shell 10 as the evaporator of a refrigeration system；Each section described outer
Shell 10 is equipped with refrigerant inlet h, refrigerant outlet c, exhaust outlet e and oil discharge outlet d；Being located at for the refrigerant outlet c is described
The inside correspondence position of shell 10 is welded with baffle, which corresponds to the position of the refrigerant outlet c；
The water route of the evaporator of multiple refrigeration systems is shared, refrigerant line then in each individual shell, reduces space
It occupies；Baffle causes refrigerant that can only enter refrigerant outlet c from the side of the baffle, in case high pressure causes liquid system when starting
Cryogen is directly drained from the refrigerant outlet c.The drive end bearing bracket 11 is buckled in the front baffle 12；The drive end bearing bracket 11 is casting
It is integrally formed, including bottom case 111, outer rim 112, shell 113 and Inlet and outlet water partition plate 110, the shell 113 is raised in the bottom case
111, water inlet 114, water outlet 115 are offered on the shell 113；The Inlet and outlet water partition plate 110 is traversed in the bottom case 111
The inside division of the drive end bearing bracket 11 is two parts of intake antrum and water chamber by the left and right in portion；The shell 113 is 8-shaped,
The water inlet 114 and water outlet 115 are respectively in two parts of the 8-shaped of the shell 113；114 He of water inlet
Water outlet 115 is both provided with to connect the screw thread of water pipe；
Intake antrum and water chamber respectively put together water inlet and water outlet, and shell 113 has convexed to form larger intake antrum and gone out
Water cavity improves the mobility in water route；Facilitate repair to be threadedly coupled the water inlet 114 of water pipe and water outlet 115.The front baffle
12 outer ring sealing welding exceeds the outer of the shell 10 to form a fixed number in the outer ring of the first end of the shell 10
The space of the bolt hole of amount, and be bolted with the drive end bearing bracket 11；The front baffle 12 offers perforative for accommodating copper
The hole of pipe, the copper pipe form sealing with expansion tube process through the hole；The horizontal level at the middle part of the front baffle 12 does not open up
For accommodating the hole of copper pipe, which is equipped with gasket corresponding with 110 position of Inlet and outlet water partition plate；
The Inlet and outlet water partition plate 110 of the gasket and upper end cover 11 coordinates, and forms sealing, and the water route for avoiding intake antrum and water chamber is short
Road.The spacing board 14 is made of cast iron Q235；It offers the circular hole of the position of the corresponding copper pipe, is worn for the copper pipe
It crosses, and will be sealed after the copper pipe tube expansion with the spacing board 14；The spacing board 14 is two ring flanges, respectively with controlling two
The shell 10 of side welds, and is flanged joint between the two ring flanges；
When 10 quantity of shell of series connection is more, when whole longer, adjacent shell 10 is connected using two ring flanges, it is possible to
When the shell 10 of either segment generates failure, replacement or repair are individually dismantled, so as to improve service efficiency.Moreover, make
It can flexibly be increased without limitation according to the requirement of refrigerating capacity or reduce series connection series with flanged joint.The rear end cap
Water cavity is formed between 13 and the rear bulkhead 15, the top of the rear end cap 13 sets air bleeding valve, and bottom sets drain valve；
Air bleeding valve is used for releasing pressure automatically during high pressure, ensures safety；Drain valve bleeds off water when needing maintenance.The rear bulkhead 15
Outer ring sealing welding sets washer close between the outer ring of the second end of the shell 10, the rear end cap 13 and rear bulkhead 15
Envelope；
The copper pipe inside the shell 10, be the first end through the entire shell 10, second end, front baffle 12,
Whole pipe of spacing board 14 and rear bulkhead 15.
Washer can form preferable sealing at lower cost.
The baffle is apart from the refrigerant outlet c between 2cm-4cm.
The top of the outer rim 112 of the drive end bearing bracket 11 offers exhaust outlet, and the bottom of the outer rim 112 is equipped with discharge outlet；
The drive end bearing bracket 11 is installed on one end that the shell 10 is fixed in the bolt hole by bolt；The drive end bearing bracket 11 and shell
Gasket is separated between 10.
The thickness of the ring flange is 4-6mm.
The thickness of the rear bulkhead 15 is 3-5mm.
The inner and outer wall of the copper pipe is smooth surface.
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. evaporation double space plate cold water evaporator in shell, it is characterised in that：Including shell, drive end bearing bracket, front baffle, spacing board,
Rear end cap, rear bulkhead and copper pipe；The shell is cylindrical cast iron housing, and shell described in multistage, which joins end to end, to be serially connected
And it seals；Shell of each section of the shell as the evaporator of a refrigeration system；Each section of the shell is equipped with
Refrigerant inlet, refrigerant outlet, exhaust outlet and oil discharge outlet；The refrigerant outlet corresponds to position positioned at the inside of the shell
It puts and is welded with baffle, which corresponds to the position of the refrigerant outlet；
The drive end bearing bracket is buckled in the front baffle；The drive end bearing bracket be casting integrated shaping, including bottom case, outer rim, shell and into
Water outlet partition plate, the shell are raised in the bottom case, water inlet, water outlet are offered on the shell；The Inlet and outlet water partition plate
The left and right of the bottom shell is traversed, is two parts of intake antrum and water chamber by the inside division of the drive end bearing bracket；The pipe
Shell is 8-shaped, and the inlet and outlet are respectively in two parts of the 8-shaped of the shell；The water inlet and go out
The mouth of a river is both provided with to connect the screw thread of water pipe；
The outer ring sealing welding of the front baffle exceeds the outer of the shell with shape in the outer ring of the first end of the shell
It is bolted into the space of a certain number of bolts hole, and with the drive end bearing bracket；The front baffle offers perforative for holding
Receive the hole of copper pipe, the copper pipe forms sealing with expansion tube process through the hole；The horizontal level at the middle part of the front baffle is not opened
If for accommodating the hole of copper pipe, which is equipped with gasket corresponding with the Inlet and outlet water partition position；
The spacing board is made of cast iron Q235；It offers the circular hole of the position of the corresponding copper pipe, is passed through for the copper pipe,
And it will be sealed after the copper pipe tube expansion with the spacing board；The spacing board is two ring flanges, outer with the left and right sides respectively
Shell welds, and is flanged joint between the two ring flanges；
Water cavity is formed between the rear end cap and the rear bulkhead, the top of the rear end cap sets air bleeding valve, and bottom sets row
Water valve；
The outer ring sealing welding of the rear bulkhead is set in the outer ring of the second end of the shell between the rear end cap and rear bulkhead
Put washer sealing；
The copper pipe is the first end through the entire shell, second end, front baffle, spacing board in the enclosure
With whole pipe of rear bulkhead.
2. evaporation double space plate cold water evaporator in shell according to claim 1, it is characterised in that：The baffle distance
The refrigerant outlet is between 2cm-4cm.
3. evaporation double space plate cold water evaporator in shell according to claim 1, it is characterised in that：The drive end bearing bracket
Exhaust outlet is offered at the top of outer rim, the bottom of the outer rim is equipped with discharge outlet；The drive end bearing bracket is installed on the spiral shell by bolt
One end of the shell is fixed in keyhole；Gasket is separated between the drive end bearing bracket and shell.
4. evaporation double space plate cold water evaporator in shell according to claim 1, it is characterised in that：The ring flange
Thickness is 4-6mm.
5. evaporation double space plate cold water evaporator in shell according to claim 1, it is characterised in that：The rear bulkhead
Thickness is 3-5mm.
6. evaporation double space plate cold water evaporator in shell according to claim 1, it is characterised in that：The copper pipe it is interior
Wall and outer wall are smooth surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711031860.1A CN108120080A (en) | 2017-10-29 | 2017-10-29 | Evaporation double space plate cold water evaporator in shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711031860.1A CN108120080A (en) | 2017-10-29 | 2017-10-29 | Evaporation double space plate cold water evaporator in shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108120080A true CN108120080A (en) | 2018-06-05 |
Family
ID=62227627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711031860.1A Withdrawn CN108120080A (en) | 2017-10-29 | 2017-10-29 | Evaporation double space plate cold water evaporator in shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108120080A (en) |
-
2017
- 2017-10-29 CN CN201711031860.1A patent/CN108120080A/en not_active Withdrawn
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| 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 | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180605 |