CN108954947A - The connected copper pipe of shell shares separate room partition refrigerating evaporator - Google Patents
The connected copper pipe of shell shares separate room partition refrigerating evaporator Download PDFInfo
- Publication number
- CN108954947A CN108954947A CN201711028177.2A CN201711028177A CN108954947A CN 108954947 A CN108954947 A CN 108954947A CN 201711028177 A CN201711028177 A CN 201711028177A CN 108954947 A CN108954947 A CN 108954947A
- Authority
- CN
- China
- Prior art keywords
- shell
- copper pipe
- outlet
- spacing board
- separate room
- 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- Withdrawn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
- F28D7/0066—Multi-circuit heat-exchangers, e.g. integrating different heat exchange sections in the same unit or heat-exchangers for more than two fluids
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F11/00—Arrangements for sealing leaky tubes and conduits
- F28F11/02—Arrangements for sealing leaky tubes and conduits using obturating elements, e.g. washers, inserted and operated independently of each other
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F21/00—Constructions of heat-exchange apparatus characterised by the selection of particular materials
- F28F21/08—Constructions of heat-exchange apparatus characterised by the selection of particular materials of metal
- F28F21/081—Heat exchange elements made from metals or metal alloys
- F28F21/085—Heat exchange elements made from metals or metal alloys from copper or copper alloys
-
- 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
- F28F9/0219—Arrangements for sealing end plates into casing or header box; Header box sub-elements
-
- 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
- F28F9/06—Arrangements for sealing elements into header boxes or end plates by dismountable joints
- F28F9/10—Arrangements for sealing elements into header boxes or end plates by dismountable joints by screw-type connections, e.g. gland
-
- 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
- F25B2500/00—Problems to be solved
- F25B2500/01—Geometry problems, e.g. for reducing size
-
- 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
- F25B2500/00—Problems to be solved
- F25B2500/17—Size reduction
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F2240/00—Spacing means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F2265/00—Safety or protection arrangements; Arrangements for preventing malfunction
- F28F2265/18—Safety or protection arrangements; Arrangements for preventing malfunction for removing contaminants, e.g. for degassing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F2275/00—Fastening; Joining
- F28F2275/20—Fastening; Joining with threaded 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
The connected copper pipe of shell shares separate room partition refrigerating evaporator, 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；Shell of each section of the shell as the evaporator of a refrigeration system；The copper pipe carries out draw process in the end of grafting；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；The rear end cap is welded by the cylindrical shell of outer ring and the bottom cover of spherical；The copper pipe is in the interior of shell；Space hold of the present invention is few；Copper pipe welds after the draw and is able to maintain opposite sealing, it is not easy to leak.
Description
Technical field
The present invention relates to technical field of central air more particularly to the connected copper pipe of shell to share separate room partition refrigeration evaporator
Device.
Background technique
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 refrigeration demands less season does not need full-amount inrush then in winter etc..Mesh
It is preceding also to have converter technique that solve the problems, such as that refrigerating capacity changes in a certain range, but excessive refrigerating capacity is changed
It is in fact helpless.The cooling capacity that separate unit water cooler is capable of providing is limited, and is run together by more water coolers 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 problem of arrangement of multiple refrigeration systems will lead to space utilization rate, condenser are mounted on outdoor general still solution
Certainly, but as evaporator it is necessarily mounted at interior, 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.
Summary of the invention
It is an object of the invention to propose that a kind of connected copper pipe of shell shares separate room partition refrigerating evaporator.
To achieve this purpose, the present invention adopts the following technical scheme:
Shell be connected copper pipe share separate room partition refrigerating evaporator, 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 refrigerant outlet is welded with the casing of Q235 material, and diameter corresponds to the refrigerant and goes out
Mouthful；The inner ring of described sleeve pipe offers the step for welding copper pipe；The copper pipe carries out at draw technique in the end of grafting
Reason；
The drive end bearing bracket is buckled in the front baffle；The drive end bearing bracket be casting integrated molding, including bottom case, outer rim, shell and into
It is discharged partition, the shell is raised in the bottom case, water inlet, water outlet are offered on the shell；The Inlet and outlet water partition
The inside division of the drive end bearing bracket is two parts of intake antrum and water chamber by the left and right for traversing the bottom shell；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 is in the outer ring of the first end of the shell, and the outer beyond the shell is with shape
It is bolted at 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 through the hole with expansion tube process；It does not open the horizontal position at the middle part of the front baffle
If the hole for accommodating 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；The circular hole of its position for offering the corresponding copper pipe, passes 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 to accept the shell of left and right ends, two steps
Centre is, around the protrusion at the edge of the spacing board, which protrudes from the shell；
The rear end cap is bolted on the rear bulkhead；The rear end cap is by the cylindrical shell of outer ring and the bottom cover of spherical
It is welded, is provided with gasket between the rear end cap and rear bulkhead；Water is formed between the cylindrical shell, bottom cover and rear bulkhead
Chamber；
The outer ring sealing welding of the rear bulkhead is set between the rear end cap and rear bulkhead in the outer ring of the second end of the shell
Set washer sealing；
The copper pipe is in the interior of shell, for through the first end, second end, front baffle, spacing board of the entire shell
With the whole root canal 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；Copper pipe is the pipe with special diameter, it is therefore desirable to weld after the draw, can facilitate shell and tube evaporator
Installation manufacture, efficient sealed connecting copper pipe makes pressure vessel be able to maintain opposite sealing, it is not easy to leak.
Detailed description of the invention
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 110, bottom case 111, shell 113, water inlet 114,
Water outlet 115, bolt hole 116.
Specific embodiment
To further illustrate the technical scheme of the present invention below with reference to the accompanying drawings and specific embodiments.
The connected copper pipe of shell shares separate room partition refrigerating evaporator, 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 cylindrical cast iron housing, 10 head and the tail of shell 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 weldering
It is connected to the casing of Q235 material, diameter corresponds to the refrigerant outlet c；The inner ring of described sleeve pipe is offered for welding copper pipe
Step；The copper pipe carries out draw process in the end of grafting；
The water route of the evaporator of multiple refrigeration systems is shared, refrigerant line then in each individual shell, reduces space
It occupies；Copper pipe is the pipe with special diameter, it is therefore desirable to it is welded after the draw, the installation of shell and tube evaporator can be facilitated to manufacture,
Efficient sealed connecting copper pipe makes pressure vessel be able to maintain opposite sealing, it is not easy to leak.The drive end bearing bracket 11 is detained
In the front baffle 12；The drive end bearing bracket 11 is casting integrated molding, including bottom case 111, outer rim 112, shell 113 and Inlet and outlet water
Partition 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 110 traverses the left and right inside the bottom case 111, by the inside division of the drive end bearing bracket 11 be intake antrum and
Two parts of water chamber；Have several bolts hole 116 in the edge of the bottom case 111, the edge of the shell 113 again
Several bolts hole are offered, these bolts hole are used for connected with outer casing 10；
Intake antrum and water chamber respectively put together inflow and outflow, and drive end bearing bracket 11 has been connect by bolt with front baffle 12
Come, installation is facilitated to manufacture and repair dismantling.The outer ring sealing welding of the front baffle 12 in the shell 10 first end it is outer
Circle, and exceed 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
It connects；The front baffle 12 offers the perforative hole for being used to accommodate copper pipe, and the copper pipe is formed with expansion tube process through the hole close
Envelope；The horizontal position at the middle part of the front baffle 12 does not open up the hole for accommodating copper pipe, the horizontal position be equipped with it is described
The corresponding gasket in 110 position of Inlet and outlet water partition；
The Inlet and outlet water partition 110 of the gasket and upper end cover 11 cooperates, and forms sealing, avoids the water route of intake antrum and water chamber short
Road.The spacing board 14 is made of cast iron Q235；The circular hole of its position for offering the corresponding copper pipe, wears for the copper pipe
It crosses, and will be sealed after the copper pipe tube expansion with the spacing board 14；The both ends of the spacing board 14 are respectively welded in two sections of shells
10 end；The edge of the spacing board 14 offers trapezoidal welding step, and welding step is used to accept the outer of left and right ends
Shell 10, two steps centres is, around the protrusion at the edge of the spacing board 14, which protrude from the shell 10；
When entire shell and tube exchanger is shorter, each section of shell 10 all can be connected to spacing board by the way of welding
14, to form inseparable entirety；Such structural strength is high；Spacing board 14 is arranged between two shells 10 to be made
Weld strength is higher, because welding step and protrusion can obtain bigger bonding area.The rear end cap 13 is solid by bolt
It is scheduled on the rear bulkhead 15；The rear end cap 13 is welded by the cylindrical shell of outer ring and the bottom cover of spherical, the rear end cap
Gasket is provided between 13 and rear bulkhead 15；Water cavity is formed between the cylindrical shell, bottom cover and rear bulkhead 15；
Water cavity is used in water inlet pipe and water outlet pipe conversion as temporarily providing room, and can be when needing to overhaul, from this
Position repairs.The outer ring sealing welding of the rear bulkhead 15 is in the outer ring of the second end of the shell 10, the rear end cap
Washer sealing is set between 13 and rear bulkhead 15；
The copper pipe inside the shell 10, for through the first end of the entire shell 10, second end, front baffle 12,
The whole root canal of spacing board 14 and rear bulkhead 15.
Washer can form preferable sealing at lower cost.
The exhaust outlet e is located at the top of the shell 10；The oil discharge outlet d is located at the bottom of the shell 10；It is described
The diameter of exhaust outlet e is 20mm；The diameter of the oil discharge outlet d is 30mm；The step depth is 25mm.
The shell 113 with a thickness of 3-7mm, the bottom case 111 with a thickness of 8mm.
The spacing board 14 opens circular hole, each circular hole 12.4mm diameter according to the quantity of copper pipe with rounded projections arranged；It is adjacent
The center of circular hole is away from upper and lower distance is 22mm, and left and right distance is 18mm.
The rear end cap 13 with a thickness of 3-5mm.
The inner and outer wall of the copper pipe is smooth surface.
The technical principle of the invention is described above in combination with a specific embodiment.These descriptions are intended merely to explain of the invention
Principle, and shall not be construed in any way as a limitation of the scope of protection of the invention.Based on the explanation herein, the technology of this field
Personnel can associate with other specific embodiments of the invention without creative labor, these modes are fallen within
Within protection scope of the present invention.
Claims (6)
1. shell be connected copper pipe share separate room partition refrigerating evaporator, it is characterised in that: including shell, drive end bearing bracket, front baffle,
Partition, rear end cap, rear bulkhead and copper pipe；The shell is cylindrical cast iron housing, 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 is welded with the set of Q235 material
Pipe, diameter correspond to the refrigerant outlet；The inner ring of described sleeve pipe offers the step for welding copper pipe；The copper pipe is being inserted
The end connect carries out draw process；
The drive end bearing bracket is buckled in the front baffle；The drive end bearing bracket be casting integrated molding, including bottom case, outer rim, shell and into
It is discharged partition, the shell is raised in the bottom case, water inlet, water outlet are offered on the shell；The Inlet and outlet water partition
The inside division of the drive end bearing bracket is two parts of intake antrum and water chamber by the left and right for traversing the bottom shell；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 is in the outer ring of the first end of the shell, and the outer beyond the shell is with shape
It is bolted at 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 through the hole with expansion tube process；It does not open the horizontal position at the middle part of the front baffle
If the hole for accommodating 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；The circular hole of its position for offering the corresponding copper pipe, passes 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 to accept the shell of left and right ends, two steps
Centre is, around the protrusion at the edge of the spacing board, which protrudes from the shell；
The rear end cap is bolted on the rear bulkhead；The rear end cap is by the cylindrical shell of outer ring and the bottom cover of spherical
It is welded, is provided with gasket between the rear end cap and rear bulkhead；Water is formed between the cylindrical shell, bottom cover and rear bulkhead
Chamber；
The outer ring sealing welding of the rear bulkhead is set between the rear end cap and rear bulkhead in the outer ring of the second end of the shell
Set washer sealing；
The copper pipe is in the interior of shell, for through first end, second end, the front baffle, spacing board of the entire shell
With the whole root canal of rear bulkhead.
2. shell according to claim 1 is connected, copper pipe shares separate room partition refrigerating evaporator, it is characterised in that: the row
Port is located at the top of the shell；The oil discharge outlet is located at the bottom of the shell；The diameter of the exhaust outlet is 20mm；Institute
The diameter for stating oil discharge outlet is 30mm；The step depth is 25mm.
3. shell according to claim 1 is connected, copper pipe shares separate room partition refrigerating evaporator, it is characterised in that: the pipe
Shell with a thickness of 3-7mm, the bottom case with a thickness of 8mm.
4. shell according to claim 1 is connected, copper pipe shares separate room partition refrigerating evaporator, it is characterised in that: between described
Partition opens circular hole, each circular hole 12.4mm diameter according to the quantity of copper pipe with rounded projections arranged；The center of adjacent circular holes is away from up and down
Distance is 22mm, and left and right distance is 18mm.
5. shell according to claim 1 is connected, copper pipe shares separate room partition refrigerating evaporator, it is characterised in that: after described
End cap with a thickness of 3-5mm.
6. shell according to claim 1 is connected, copper pipe shares separate room partition refrigerating evaporator, 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 |
|---|---|---|---|
| CN201711028177.2A CN108954947A (en) | 2017-10-29 | 2017-10-29 | The connected copper pipe of shell shares separate room partition refrigerating evaporator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711028177.2A CN108954947A (en) | 2017-10-29 | 2017-10-29 | The connected copper pipe of shell shares separate room partition refrigerating evaporator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108954947A true CN108954947A (en) | 2018-12-07 |
Family
ID=64494936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711028177.2A Withdrawn CN108954947A (en) | 2017-10-29 | 2017-10-29 | The connected copper pipe of shell shares separate room partition refrigerating evaporator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108954947A (en) |
-
2017
- 2017-10-29 CN CN201711028177.2A patent/CN108954947A/en not_active Withdrawn
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108954947A (en) | The connected copper pipe of shell shares separate room partition refrigerating evaporator | |
| CN108954939A (en) | The connected copper pipe of shell shares separate room partition refrigerated heat exchanger | |
| CN108954948A (en) | The connected copper pipe of shell shares separate room partition cold-water heat exchanger | |
| CN108106166A (en) | Shell is connected shell-tube type separate room partition plate cold-water heat exchanger | |
| CN108106153A (en) | The shell copper pipe that is connected shares separate room partition plate cold water evaporator | |
| CN108954946A (en) | The connected copper pipe of shell shares double space plate refrigerating evaporator | |
| CN108954962A (en) | Shell-tube type separate room partition refrigerated heat exchanger is evaporated in shell | |
| CN108120055A (en) | Shell is connected shell-tube type separate room partition plate refrigerated heat exchanger | |
| CN108120110A (en) | Shell is connected shell-tube type separate room partition plate cold water evaporator | |
| CN108106081A (en) | Shell concatenation copper pipe shares separate room partition plate refrigerating evaporator | |
| CN108954974A (en) | Shell concatenates copper pipe and shares separate room partition cold-water heat exchanger | |
| CN108106113A (en) | Shell is connected shell-tube type separate room partition plate refrigerating evaporator | |
| CN108954952A (en) | Shell-tube type separate room partition refrigerating evaporator is evaporated in shell | |
| CN108954953A (en) | The connected copper pipe of shell shares double space plate refrigerated heat exchanger | |
| CN108120075A (en) | Shell is connected copper pipe water route separate room partition plate refrigerated heat exchanger | |
| CN108106058A (en) | Shell concatenation copper pipe shares separate room partition plate refrigerated heat exchanger | |
| CN108106097A (en) | Shell is connected copper pipe water route separate room partition plate cold water evaporator | |
| CN108106161A (en) | Shell is connected copper pipe water route separate room partition plate refrigerating evaporator | |
| CN108120063A (en) | Shell concatenation shell-tube type separate room partition plate refrigerated heat exchanger | |
| CN108106078A (en) | Shell concatenation copper pipe shares separate room partition plate cold water evaporator | |
| CN108954935A (en) | Shell concatenates shell-tube type separate room partition refrigerating evaporator | |
| CN108120060A (en) | Shell concatenation shell-tube type separate room partition plate cold water evaporator | |
| CN108120062A (en) | Shell concatenation shell-tube type separate room partition plate cold-water heat exchanger | |
| CN108106067A (en) | Evaporation copper shares separate room partition plate refrigerated heat exchanger in shell | |
| CN108106119A (en) | Evaporation copper shares separate room partition plate cold-water heat exchanger in shell |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20181207 |
|
| WW01 | Invention patent application withdrawn after publication |