CN107906798A - Evaporation shell-tube type separate room partition plate cold-water heat exchanger in shell - Google Patents
Evaporation shell-tube type separate room partition plate cold-water heat exchanger in shell Download PDFInfo
- Publication number
- CN107906798A CN107906798A CN201711038327.8A CN201711038327A CN107906798A CN 107906798 A CN107906798 A CN 107906798A CN 201711038327 A CN201711038327 A CN 201711038327A CN 107906798 A CN107906798 A CN 107906798A
- Authority
- CN
- China
- Prior art keywords
- shell
- partition plate
- outlet
- water
- 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- Withdrawn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
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
-
- 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
-
- 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
-
- 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
- F28F9/02—Header boxes; End plates
- F28F9/04—Arrangements for sealing elements into header boxes or end plates
- F28F9/16—Arrangements for sealing elements into header boxes or end plates by permanent joints, e.g. by rolling
- F28F9/18—Arrangements for sealing elements into header boxes or end plates by permanent joints, e.g. by rolling by welding
-
- 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
- F25B2339/00—Details of evaporators; Details of condensers
- F25B2339/02—Details of evaporators
- F25B2339/024—Evaporators with refrigerant in a vessel in which is situated a heat exchanger
- F25B2339/0242—Evaporators with refrigerant in a vessel in which is situated a heat exchanger having tubular elements
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
Evaporation shell-tube type separate room partition plate cold-water heat exchanger in shell, including shell, drive end bearing bracket, front baffle, spacing board, rear end cap, rear bulkhead and copper pipe；The shell is the cast iron housing of cylinder, 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；There is bolt hole at the bottom case of drive end bearing bracket and the edge of shell；The both ends of the spacing board are respectively welded in the end of two sections of shells；Water cavity is formed between the rear end cap and the rear bulkhead；The rear bulkhead offers annular groove；Shell is cascaded and can reduce space hold by the present invention, 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 shell-tube type separate room partition plate cold water heat exchange in technical field of central air, more particularly to shell
Device.
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 demand less season in the winter time etc..Mesh
It is preceding also to there is converter technique to 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, is run together by more handpiece Water Chilling Units to improve
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 shell-tube type separate room partition plate cold-water heat exchanger in a kind of shell.
For this purpose, the present invention uses following technical scheme：
Evaporation shell-tube type separate room partition plate cold-water heat exchanger in shell, including shell, drive end bearing bracket, front baffle, spacing board, rear end cap,
Rear bulkhead and copper pipe；
The shell is the cast iron housing of cylinder, 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 is 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；Described
The edge of bottom case has several bolts hole, offers several bolts hole again at the edge of the shell, these bolts hole
For connected with outer casing；
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；Level trough is offered in the middle part of the front baffle, should
Level trough accommodates the Inlet and outlet water partition plate and forms sealing cooperation；
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 both ends of the spacing board are respectively welded in the end of two sections of shells；
The edge of the spacing board offers trapezoidal welding step, and welding step is used for the shell for accepting left and right ends, two steps
Centre is the protrusion around the edge of the spacing board, which protrudes from the shell；
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 end face of the rear bulkhead in the outer ring of the second end of the shell, the rear bulkhead it is another
The outer ring of end face offers annular groove, and the annular groove accommodates the outer ring of the rear end cap；
For the copper pipe in the enclosure, it is the first end through the whole shell, second end, front baffle, spacing board
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 single shell
It is interior, reduce space hold；Baffle causes refrigerant to 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.
Brief 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.
Embodiment
Further illustrate technical scheme below with reference to the accompanying drawings and specific embodiments.
Evaporation shell-tube type separate room partition plate cold-water heat exchanger in shell, including shell 10, drive end bearing bracket 11, front baffle 12, interval
Plate 14, rear end cap 13, rear bulkhead 15 and copper pipe；The shell 10 is the cast iron housing of cylinder, the head and the tail of shell 10 described in multistage
It is connected and is serially connected and seals；Shell of each section of the shell 10 as the evaporator of a refrigeration system；Each section
The shell 10 be equipped with refrigerant inlet h, refrigerant outlet c, exhaust outlet e and oil discharge outlet d；The refrigerant outlet c's
Inside correspondence position positioned at the 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 single shell, reduces space
Take；Baffle causes refrigerant to 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 are 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 left and right in portion, is two parts of intake antrum and water chamber by the inside division of the drive end bearing bracket 11；At the edge of the bottom case 111
Several bolts hole 116 are offered, offer several bolts hole again at the edge of the shell 113, these bolts hole are used for
Connected with outer casing 10；
Intake antrum and water chamber respectively put together water inlet and water outlet, and drive end bearing bracket 11 has been connected by bolt with front baffle 12
Come, convenient installation manufacture and maintenance are disassembled.The outer ring sealing welding of the front baffle 12 in the shell 10 first end it is outer
Circle, and beyond the outer of the shell 10 to form the space of a certain number of bolts hole, and connect with 11 bolt of drive end bearing bracket
Connect；The front baffle 12 offers the perforative hole for being used to accommodate copper pipe, and the copper pipe is formed close with expansion tube process through the hole
Envelope；The middle part of the front baffle 12 offers level trough, which accommodates the Inlet and outlet water partition plate 110 and form sealing cooperation；
The level trough make the drive end bearing bracket 11 intake antrum and water chamber interval it is more firm, avoid water route produce short circuit；And
And can in a pre-installation partition plate 12 and when drive end bearing bracket 11 it is more accurate convenient as limiting component, installation.The spacing board 14 is
Cast iron Q235 is made；It offers the circular hole of the position of the corresponding copper pipe, is passed through for the copper pipe, and by the copper pipe tube expansion
Sealed afterwards with the spacing board 14；The both ends of the spacing board 14 are respectively welded in the end of two sections of shells 10；The spacing board
14 edge offers trapezoidal welding step, and welding step is used for the shell 10 for accepting left and right ends, is among two steps
Protrusion around the edge of the spacing board 14, the protrusion protrude from the shell 10；
When whole shell and tube exchanger is shorter, each section of shell 10 all can be connected to spacing board by the way of welding
14, so as to form the entirety of interwoveness；Such structural strength is high；Spacing board 14 is set to cause between two shells 10
Weld strength higher, because welding step and the raised bonding area that can obtain bigger.The rear end cap 13 with it is described after every
Water cavity is formed between plate 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
The outer ring sealing welding of end face is opened in the outer ring of the second end of the shell 10, the outer ring of the other end of the rear bulkhead 15
Equipped with annular groove, the annular groove accommodates the outer ring of the rear end cap 13；
The copper pipe inside the shell 10, its be the first end through the whole shell 10, second end, front baffle 12,
Whole pipe of spacing board 14 and rear bulkhead 15.
Forming sealing using annular groove can be more firm.
The baffle is apart from the refrigerant outlet c between 2cm-4cm.
The thickness of the shell 113 is 3-7mm, and the thickness of the bottom case 111 is 8mm.
The spacing board 14 opens circular hole, each circular hole 12.4mm diameters according to the quantity of copper pipe with rounded projections arranged；It is adjacent
The centre-to-centre spacing of circular hole, upper and lower distance are 22mm, and left and right distance is 18mm.
The thickness of the rear bulkhead 15 is 3-5mm.
The inner and outer wall of the copper pipe is smooth surface.
Above in association with the specific embodiment technical principle that the invention has been described.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 area
Personnel would not require any inventive effort the other embodiments that can associate the present invention, these modes are fallen within
Within protection scope of the present invention.
Claims (6)
1. evaporation shell-tube type separate room partition plate cold-water heat exchanger in shell, it is characterised in that：Including shell, drive end bearing bracket, front baffle,
Partition plate, rear end cap, rear bulkhead and copper pipe；The shell is the cast iron housing of cylinder, and shell described in multistage joins end to end concatenation
Together and seal；Shell of each section of the shell as the evaporator of a refrigeration system；Each section of the shell
It is equipped with refrigerant inlet, refrigerant outlet, exhaust outlet and oil discharge outlet；The refrigerant outlet positioned at the inside of the shell
Correspondence position 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 is 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；Described
The edge of bottom case has several bolts hole, offers several bolts hole again at the edge of the shell, these bolts hole
For connected with outer casing；
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；Level trough is offered in the middle part of the front baffle, should
Level trough accommodates the Inlet and outlet water partition plate and forms sealing cooperation；
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 both ends of the spacing board are respectively welded in the end of two sections of shells；
The edge of the spacing board offers trapezoidal welding step, and welding step is used for the shell for accepting left and right ends, two steps
Centre is the protrusion around the edge of the spacing board, which protrudes from the shell；
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 end face of the rear bulkhead in the outer ring of the second end of the shell, the rear bulkhead it is another
The outer ring of end face offers annular groove, and the annular groove accommodates the outer ring of the rear end cap；
For the copper pipe in the enclosure, it is the first end through the whole shell, second end, front baffle, spacing board
With whole pipe of rear bulkhead.
2. evaporation shell-tube type separate room partition plate cold-water heat exchanger in shell according to claim 1, it is characterised in that：The gear
Plate is apart from the refrigerant outlet between 2cm-4cm.
3. evaporation shell-tube type separate room partition plate cold-water heat exchanger in shell according to claim 1, it is characterised in that：The pipe
The thickness of shell is 3-7mm, and the thickness of the bottom case is 8mm.
4. evaporation shell-tube type separate room partition plate cold-water heat exchanger in shell according to claim 1, it is characterised in that：Described
Partition plate opens circular hole, each circular hole 12.4mm diameters according to the quantity of copper pipe with rounded projections arranged；The centre-to-centre spacing of adjacent circular holes, up and down
Distance is 22mm, and left and right distance is 18mm.
5. evaporation shell-tube type separate room partition plate cold-water heat exchanger in shell according to claim 1, it is characterised in that：After described
The thickness of partition plate is 3-5mm.
6. evaporation shell-tube type separate room partition plate cold-water heat exchanger in shell according to claim 1, it is characterised in that：The copper
The inner and outer wall of pipe is smooth surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711038327.8A CN107906798A (en) | 2017-10-29 | 2017-10-29 | Evaporation shell-tube type separate room partition plate cold-water heat exchanger in shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711038327.8A CN107906798A (en) | 2017-10-29 | 2017-10-29 | Evaporation shell-tube type separate room partition plate cold-water heat exchanger in shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107906798A true CN107906798A (en) | 2018-04-13 |
Family
ID=61842376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711038327.8A Withdrawn CN107906798A (en) | 2017-10-29 | 2017-10-29 | Evaporation shell-tube type separate room partition plate cold-water heat exchanger in shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107906798A (en) |
-
2017
- 2017-10-29 CN CN201711038327.8A patent/CN107906798A/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: 20180413 |
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| WW01 | Invention patent application withdrawn after publication |