CN205580039U - Heat -exchange unit - Google Patents
Heat -exchange unit Download PDFInfo
- Publication number
- CN205580039U CN205580039U CN201620094630.4U CN201620094630U CN205580039U CN 205580039 U CN205580039 U CN 205580039U CN 201620094630 U CN201620094630 U CN 201620094630U CN 205580039 U CN205580039 U CN 205580039U
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- interface
- heat
- heat exchanger
- liquid
- housing
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Abstract
The utility model provides a heat -exchange unit, including first heat exchanger, the second heat exchanger, a compressor, first expansion valve and second expansion valve, wherein first heat exchanger includes the casing, be equipped with two hydroeciums in the casing, be equipped with water inlet and delivery port on two hydroeciums respectively, furthermore, two hydroeciums are linked together through a plurality of heat exchange tubes that set up in the casing, casing upper portion is equipped with and supplies the liquid refrigerant to get into in the casing with the first interface of cooling and heat exchanging pipe and second interface that can air feed attitude refrigerant business turn over casing, the casing lower part is equipped with and supplies liquid refrigerant from the interior third interface that flows out of casing. The utility model discloses heat -exchange unit is through setting up first interface and second interface on a heat exchanger shell upper portion to set up the third interface bottom the casing, can make the refrigerant see mobilely and refrigerate at first interface and second interface, perhaps make the refrigerant flow and heat between second interface and third interface, the work efficiency height, the refrigerant quantity is few, and power consumption is few.
Description
Technical field
This utility model relates to the heat-exchange unit used in a kind of large-size air conditioning equipment.
Background technology
In air conditioner industry, full liquid vaporizer, dry evaporator are still widely used in large-scale cold water
In unit and source pump.For there being the unit of changes in temperature demand, needs can either make vaporizer, again can
Enough make the heat exchanger of condenser, and existing full liquid vaporizer, dry evaporator are difficulty with two devices and close
One.Therefore, large-scale air-conditioning equipment must simultaneously have vaporizer and condenser, and this causes air-conditioning to set
Standby cost is high, and structure is complicated.And, existing vaporizer inner refrigerant consumption is more, and cold-producing medium is only
Can partly be evaporated, most cold-producing medium exists with liquid in vaporizer, and this causes steaming
Send out device power consumption higher, improve use cost and maintenance cost.
It is only used for strengthening background of the present utility model in information above-mentioned disclosed in described background section
Understanding, therefore it can include not constituting prior art known to persons of ordinary skill in the art
Information.
Utility model content
The purpose of this utility model is to overcome above-mentioned the deficiencies in the prior art, it is provided that one can be used for making
Cold, can be used for again heating, and the First Heat Exchanger of refrigerant charge can be reduced.
Additional aspect of the present utility model and advantage will be set forth in part in the description, and part
Ground will be apparent from from describe, or can the acquistion by practice of the present utility model.
According to an aspect of the present utility model, a kind of heat-exchange unit, including:
First Heat Exchanger, including housing, is provided with two hydroeciums in described housing, two described hydroeciums divide
It is not provided with water inlet and outlet, and, two described hydroeciums are by the multiple heat exchange being arranged in housing
Pipe is connected, and described housing upper is provided with can be interior with cooling heat transferring pipe for liquid refrigerant entrance housing
First interface and the second interface that can pass in and out described housing for gaseous refrigerant, described lower housing portion is provided with
The 3rd interface that can flow out in housing for liquid refrigerant；
Second heat exchanger, for carrying out heat exchange with outside air, it has the inflow being available for cold-producing medium inflow
Flow into end and be available for cold-producing medium flow out outflow end；
Compressor, has entrance and outlet, and described entrance can selectively communicate with described second interface or
The outflow end of two heat exchangers, described outlet can selectively communicate with described second heat exchanger inflow end or
Second interface；
First expansion valve, is arranged between described outflow end and first interface and cold-producing medium can be made by outflow end
Flow to described first interface；
Second expansion valve, be arranged between described 3rd interface and described inflow end and can make cold-producing medium by
3rd interface flows to flow into end
According to an embodiment of the present utility model, described first interface connects to have and is positioned on described heat exchanger tube
The liquid homogenizer of side.
According to an embodiment of the present utility model, described liquid homogenizer includes multiple being spaced setting from top to bottom
And the liquid-distributing plate being the level of state that area increases successively and be positioned at above described liquid-distributing plate and energy
Enough feed tubes to liquid-distributing plate supply liquid refrigerant, described liquid-distributing plate is provided with multiple through perforation.
According to an embodiment of the present utility model, described housing is horizontal cylinder type, and described hydroecium divides
It is not arranged on the two ends of housing.
According to an embodiment of the present utility model, multiple described heat exchanger tubes are parallel to each other and in short transverse
On be arranged as multiple rows of, the heat exchanger tube interlaced arrangement of adjacent two rows.
According to an embodiment of the present utility model, described second seam is provided with and is positioned at enclosure interior also
Can stop that drop enters the liquid-blocking device of this second interface.
According to an embodiment of the present utility model, described liquid-blocking device includes being enclosed in described second interface
Around and the overhead gage of annular of bottom opening and be fixed on the drainage screen of bottom opening of overhead gage,
Described overhead gage top is fixedly connected on inner walls, and described overhead gage sidewall is provided with multiple supply circulation
The perforate crossed.
According to an embodiment of the present utility model, the bottom of described housing is provided with to enclose and connects in the described 3rd
Lower baffle plate around mouthful, described lower baffle plate top is provided with drainage screen, and the sidewall of described lower baffle plate is provided with
Multiple perforates passed through for liquid refrigerant.
According to an embodiment of the present utility model, in described housing for exchange that heat pipe is supported
Fagging, described heat exchanger tube passes described gripper shoe.
According to an embodiment of the present utility model, the outlet of described compressor connects to have can make compressor
The four-way change-over valve that interior cold-producing medium flows to the second heat exchanger or the second interface；Described four-way change-over valve with
It is provided with between second heat exchanger and prevents the cold-producing medium the first check valve to four-way change-over valve internal reflux；Described four
Logical being provided with between reversal valve and the second interface prevents cold-producing medium unidirectional to the second of four-way change-over valve internal reflux
Valve；Described second heat exchanger is finned heat exchanger.
As shown from the above technical solution, advantage of the present utility model and having the active effect that
Heat-exchange unit of the present utility model, by First Heat Exchanger housing upper arrange first interface and
Second interface, and the 3rd interface is set at housing bottom, it is possible to make cold-producing medium at first interface and
Flow between two interfaces and freeze, or make cold-producing medium flow between the second interface and the 3rd interface
Moving and heat, work efficiency is high, and the refrigeration dosage needed during work is few, and cold-producing medium is first
Can evaporate completely in heat exchanger, it is possible to achieve zero liquid level, power consumption when producing equal cold or heat
Amount is few.
Accompanying drawing explanation
Its example embodiment, above and other feature of the present utility model is described in detail by referring to accompanying drawing
And advantage will be apparent from.
Fig. 1 is the schematic diagram of the heat-exchange unit of this utility model one embodiment.
Fig. 2 is the schematic diagram of the First Heat Exchanger of this utility model one embodiment；
Fig. 3 is the cross-sectional schematic of A-A along Fig. 1；
Fig. 4 is the schematic diagram of the liquid-blocking device in this utility model one embodiment；
Fig. 5 is the top view of Fig. 4；
Fig. 6 is the schematic diagram of the liquid homogenizer of this utility model one embodiment；
Fig. 7 is the left view of Fig. 6；
Fig. 8 is lower baffle plate and the schematic diagram of drainage screen of this utility model one embodiment；
Fig. 9 is the top view of Fig. 8.
In figure: 1, outlet；2, the second interface；3, liquid-blocking device；31, overhead gage；32, mistake
Filter screen；33, perforate；4, first interface；5, housing；6, gripper shoe；7, heat exchanger tube；8, enter
The mouth of a river；91, lower baffle plate；92, drainage screen；93, perforate；10, the 3rd interface；11, the first hydroecium；
12, the second hydroecium；13, liquid homogenizer；100, compressor；101, the second heat exchanger；102, first
Expansion valve；103, the second expansion valve；104, four-way change-over valve；105, the first check valve；106,
Two check valves；107, electromagnetic valve；108, First Heat Exchanger；131, liquid-distributing plate；132, feed tube；
133, shell.
Detailed description of the invention
It is described more fully with example embodiment referring now to accompanying drawing.But, example embodiment can
Implement in a variety of forms, and be not understood as limited to embodiment set forth herein；On the contrary, it is provided that this
A little embodiments make this utility model will fully and completely, and by the design of example embodiment all sidedly
Convey to those skilled in the art.Reference identical in figure represents same or similar structure, because of
And their detailed description will be omitted.
As shown in Figures 1 to 9, present embodiment discloses a kind of heat-exchange unit, and this heat-exchange unit is main
In large-scale air-conditioning equipment, can either be used for freezing, can be used in again heating.Present embodiment
Heat-exchange unit includes First Heat Exchanger the 108, second heat exchanger 101, compressor the 100, first expansion valve
102 and second expansion valve 103.
The First Heat Exchanger of present embodiment includes a housing 5, is provided with two hydroeciums in housing 5, two
Individual hydroecium is connected by the multiple heat exchanger tubes 7 being arranged in housing 5.Housing 5 is additionally provided with
One interface the 4, second interface 2 and the 3rd interface 10.
In the present embodiment, housing 5 is shaped as horizontal cylinder type, and two hydroeciums are respectively the first water
Room 11 and the second hydroecium 12, the two hydroecium is separately positioned on the two ends of housing 5, but, this practicality
Housing 5 in novel is limited the most successively, and the most in other embodiments, housing 5 is the most vertical,
First hydroecium 11 and the second hydroecium 12 are presented and are divided into configuration state.At first hydroecium the 11, second hydroecium 12
And the refrigerating mediums such as water that can circulate between heat exchanger tube 7.
First interface 4 and the second interface 2 are arranged on the top of housing 5.Wherein, first interface 4 can
Enter in housing 5 for liquid refrigerant.Cold-producing medium used in the present embodiment can be freon,
But it is not limited.Second interface 2 can pass in and out this housing 5 for gaseous refrigerant.3rd interface 10
Being arranged on the bottom of housing 5, the 3rd interface 10 is available for liquid refrigerant and flows out in housing 5.
Second heat exchanger 101 of present embodiment is for carrying out heat exchange with outside air, and it has the system of being available for
Cryogen flow into inflow flow into end and be available for cold-producing medium flow out outflow end.This second heat exchanger 101
Can be existing finned heat exchanger, but be not limited.
Compressor 100 has entrance and outlet, and entrance can selectively communicate with the second interface 2 or the second and change
The outflow end of hot device 101, outlet can selectively communicate with the inflow end or second of the second heat exchanger 101
Interface 2.
First expansion valve 102 is arranged between outflow end and the first interface 4 of the second heat exchanger 101, it
There is the effect of check valve, cold-producing medium can be made to be flowed to first interface 4 by outflow end.Cold-producing medium is passing through
During the first expansion valve 102, temperature can reduce, and is become gaseous state by liquid.
Second expansion valve 103 is arranged between the 3rd interface 10 and the inflow end of the second heat exchanger 101,
This second expansion valve 103 also has the effect of check valve, and cold-producing medium can be made to be flowed to by the 3rd interface 10
The inflow end of the second heat exchanger 101.When cold-producing medium is through this second expansion valve 103, temperature also can drop
Low, and become gaseous state by liquid.First expansion valve and the second expansion valve can be electric expansion valve, but not with
This is limited.
See Fig. 1, Fig. 1 and show the pipeline connecting figure of heat-exchange unit of the present utility model, wherein solid line
Part is refrigeration pipe, and dotted portion is for heating pipeline.As shown in Figure 1, in the outlet of compressor 100
A four-way change-over valve 104 can be connected.The two of which port of this four-way change-over valve 104 is connected to refrigeration
On pipeline, it is possible to the outlet of compressor 100 is connected with the inflow end of the second reversal valve 101.This four-way
Two other port of reversal valve 104 is connected to heat on pipeline, it is possible to by the outlet of compressor 100 with
Second interface 2 connects.This four-way change-over valve 104 can make the cold-producing medium in compressor to the second heat exchanger
101 or second interface 2 flow, it is achieved that the switching of the refrigerant flow direction in compressor, it should be pointed out that
, in this utility model, the switching of the refrigerant flow direction in compressor 100 is not limited to use four-way commutation
Valve, those skilled in the art, also dependent on needs, use the reversal valve of other forms.At four-way change-over valve
104 and second heat exchanger 101 inflow end between be provided with and prevent cold-producing medium in four-way change-over valve 104
First check valve 105 of backflow, is provided with between four-way change-over valve 104 and the second interface and prevents cold-producing medium
To the second check valve 106 of four-way change-over valve internal reflux.Outflow end and compression at the second heat exchanger 101
Electromagnetic valve 107 it is provided with between the entrance of machine 100.
The First Heat Exchanger of present embodiment uses as vaporizer when being used for freezing, and electromagnetic valve 107 closes
Closing, the cold-producing medium at this second heat exchanger 101 is due to the effect of the second expansion valve 103, without passing through
Second expansion valve 103 arrives the 3rd interface 10, and the 3rd interface 10 is equivalent to be closed.Pressure
Contracting machine 100 makes the gaseous refrigerant of High Temperature High Pressure arrive the second heat exchanger by after four-way change-over valve 104
101, cold-producing medium reduces temperature in the second heat exchanger 101 and condenses, then by the first expansion valve 102
Throttling becomes the cold-producing medium of low-temp low-pressure, and the cold-producing medium of the liquid after throttling enters into shell from first interface 4
Body 5 is internal, becomes gaseous state, the water in heat exchanger tube 7 after the heat in these refrigerant suction heat exchanger tubes 7
Temperature decline, the cold-producing medium of gaseous state is then drawn out of from the second interface 2 and is then sent through compressor.At this
During, the amount of the cold-producing medium being passed through in housing 5 is fewer, it is possible to realize the evaporation of full cold-producing medium so that
Substantially can keep zero liquid level in housing 5, the most not only reach refrigeration, the most significantly
Reduce the usage amount of cold-producing medium.
The First Heat Exchanger of present embodiment is when being used for heating as condenser use, and electromagnetic valve 107 is opened,
First interface 4 is due to the effect of the first expansion valve 102 so that cold-producing medium will not be by first interface 4
Flowing to the second heat exchanger 101, therefore first interface 4 is equivalent to be closed, now, from compression
The cold-producing medium of the gaseous state of the High Temperature High Pressure that machine is discharged first passes through four-way change-over valve 104, then from the second interface
Entering in housing 5 in 2, then, cold-producing medium heat release becomes liquid, and the water flow through in heat exchanger tube 7
Then the thermal temperature of absorption refrigeration agent raises.The cold-producing medium of liquid is dropped in the bottom of housing 5, then from
Flowing to the second expansion valve 103 in three interfaces 10, then in the second heat exchanger 101, heat absorption becomes gaseous state,
Compressor 100 is flowed back to again through electromagnetic valve 107.In the process, also essentially without depositing in housing 5
Staying the cold-producing medium of liquid, the amount of required cold-producing medium is the most considerably less, while reaching efficiently to heat,
Also substantially reduces the usage amount of cold-producing medium.
The heat-exchange unit of present embodiment, can be not only used for refrigeration, can be used for again heating, it is thus possible to simplify
The structure of air-conditioning equipment, it is not necessary to extra vaporizer or condenser, has been greatly reduced cost, and
And, the amount of the cold-producing medium required for the heat exchanger of present embodiment is fewer, it is possible to reduce use further
Maintenance cost, and can effectively reduce volume, there is higher economic benefit.
Seeing shown in Fig. 1, Fig. 2, Fig. 5 and Fig. 6, in present embodiment, first interface 4 connects to be had
It is positioned at the liquid homogenizer 13 above heat exchanger tube 7.This liquid homogenizer 13 enables to cold-producing medium from first interface 4
When flowing to heat exchanger tube 7, cold-producing medium is evenly distributed out so that cold-producing medium is dropped in the most equably and changes
On heat pipe 7, so, additionally it is possible to slow down cold-producing medium drippage time speed so that cold-producing medium with
Heat exchanger tube 7 can extensively contact, and further increasing the heat exchange efficiency of this heat exchanger, it is possible to effectively drop
Low energy expenditure.This liquid homogenizer 13 includes feed tube 132 and multiple liquid-distributing plate 131, feed tube 132
Being connected on a shell 133, the top of this shell 133 and bottom are opening, and from top to
The level cross-sectionn of bottom becomes larger.Liquid-distributing plate 131 is also secured at the inside of shell 133, feed tube
132 center positions being arranged on shell 133 top, in order to make the cold-producing medium can be to both sides Uniform Flow.
In present embodiment, liquid-distributing plate 131 quantity is set to 3, but is not limited.These 3 liquid-distributing plates are certainly
Above it is disposed in shell 133 lowerly, and the area of 3 liquid-distributing plates increases and successively in level
State.Multiple through perforation it is provided with on these liquid-distributing plates.Cold-producing medium falls from feed tube 132
After, sequentially pass through the perforation on three liquid-distributing plates 131, then can be dropped in the heat exchanger tube of lower section equably
On 7.
Multiple heat exchanger tubes 7 in present embodiment, in the state being parallel to each other, see Fig. 2, multiple heat exchange
Pipe is arranged as multiple rows of in the height direction, and, the heat exchanger tube of adjacent two rows is interlaced arrangement.By this
The arrangement of sample so that the cold-producing medium flow down above liquid homogenizer 13 can be with more heat exchanger tube 7
Contact, considerably improve the area that heat exchanger tube 7 directly contacts with cold-producing medium, improve heat exchange efficiency.
It is also provided with exchanging the gripper shoe 6 that heat pipe 7 is supported in housing 5, gripper shoe 6 is offered
Hole corresponding and equal-sized with heat exchanger tube 7 position, heat exchanger tube 7 passes this gripper shoe from this some holes.
By arranging gripper shoe 6, the medium position that can effectively exchange heat pipe 7 is supported, it is to avoid heat exchange
The insecure problem of connection that pipe 7 is caused by gravity-bending, and also the intensity of housing 5 can be improved,
The wall thickness of housing 5 can be reduced.
See Fig. 1, Fig. 3 and Fig. 4, at the second interface 2, be provided with that to be positioned at housing 5 internal and can
Stop that drop enters the liquid-blocking device 3 of this second interface 2.This liquid-blocking device 3 is available for the cold-producing medium of gaseous state
Pass, but the cold-producing medium of drop state then can be stopped by this liquid-blocking device 3, and second cannot be arrived and connect
Mouth 2.Owing to this second interface 2 is usually, the cold-producing medium of gaseous state is carried to compressor, and liquid refrigeration
The properly functioning of compressor can be adversely affected by agent, thus, this liquid-blocking device 3 can ensure that compression
Machine is the most properly functioning.
In the present embodiment, liquid-blocking device 3 includes being enclosed in around the second interface 2 and bottom opening
The overhead gage 31 of annular and be fixed on the drainage screen 32 of bottom opening of overhead gage 31.This overhead gage
31 tops are fixedly connected on the inwall of housing 5, and are provided with multiple air-flow that is available on the sidewall of overhead gage and lead to
The perforate 33 crossed.The cold-producing medium of gaseous state can be freely in or out through drainage screen 32 and perforate 33, but
It is that the cold-producing medium of liquid level then can be collected in liquid-blocking device 3, then drops down downwards from drainage screen 32.
This liquid-blocking device 3 is owing to being provided with multiple perforate 33, additionally it is possible to make air-flow through this liquid-blocking device 3
Time flow velocity slow, and the comparison flowed is steady, the beneficially reliability service of compressor, and can carry
The efficiency of high heat exchange.It should be pointed out that, the structure of liquid-blocking device 3 is not limiting as, as long as can stop
Drop enters into the second interface 2, and allows to make gas refrigerant enter the second interface 2.
See Fig. 1, Fig. 2, Fig. 7 and Fig. 8, in the First Heat Exchanger of present embodiment, housing 5
Bottom be provided with the lower baffle plate 91 being enclosed in around the 3rd interface 10, be provided with at the top of lower baffle plate 91
Drainage screen 92, is provided with multiple perforate 93 passed through for liquid refrigerant on the sidewall of lower baffle plate 91.Should
Lower baffle plate 91 enters in the 3rd interface 10 with enabling to the cold-producing medium uniform and stable of liquid, and can
Stop foreign body.
In summary, heat-exchange unit of the present utility model, it is possible to realize refrigeration and the function heated, and,
The cold-producing medium needed is few, and work efficiency is high, producing equal cold or heat time institute consuming electric power also can subtract
Few.
More than it is particularly shown and described illustrative embodiments of the present utility model.It should be understood that this
Utility model is not limited to disclosed embodiment, on the contrary, this utility model be intended to contain be included in appended
Various amendments in spirit and scope by the claims and equivalent arrangements.
Claims (10)
1. a heat-exchange unit, it is characterised in that including:
First Heat Exchanger, including housing, is provided with two hydroeciums in described housing, two described hydroeciums divide
It is not provided with water inlet and outlet, and, two described hydroeciums are by the multiple heat exchange being arranged in housing
Pipe is connected, and described housing upper is provided with can be interior with cooling heat transferring pipe for liquid refrigerant entrance housing
First interface and the second interface that can pass in and out described housing for gaseous refrigerant, described lower housing portion is provided with
The 3rd interface that can flow out in housing for liquid refrigerant；
Second heat exchanger, for carrying out heat exchange with outside air, it has the inflow being available for cold-producing medium inflow
Flow into end and be available for cold-producing medium flow out outflow end；
Compressor, has entrance and outlet, and described entrance can selectively communicate with described second interface or
The outflow end of two heat exchangers, described outlet can selectively communicate with described second heat exchanger inflow end or
Second interface；
First expansion valve, is arranged between described outflow end and first interface and cold-producing medium can be made by outflow end
Flow to described first interface；
Second expansion valve, be arranged between described 3rd interface and described inflow end and can make cold-producing medium by
3rd interface flows to flow into end.
Heat-exchange unit the most according to claim 1, it is characterised in that described first interface connects
There is the liquid homogenizer being positioned at above described heat exchanger tube.
Heat-exchange unit the most according to claim 2, it is characterised in that described liquid homogenizer includes many
Individual interval from top to bottom is arranged and the liquid-distributing plate being the level of state that increases successively of area and be positioned at institute
State above liquid-distributing plate and can set on described liquid-distributing plate to the feed tube of liquid-distributing plate supply liquid refrigerant
There is multiple through perforation.
Heat-exchange unit the most according to claim 1, it is characterised in that described housing is horizontal
Cylinder type, described hydroecium is separately positioned on the two ends of housing.
Heat-exchange unit the most according to claim 4, it is characterised in that multiple described heat exchanger tube phases
The most parallel and be arranged as multiple rows of in the height direction, the heat exchanger tube interlaced arrangement of adjacent two rows.
Heat-exchange unit the most according to claim 1, it is characterised in that described second seam sets
It is equipped with and is positioned at enclosure interior and can stop that drop enters the liquid-blocking device of this second interface.
Heat-exchange unit the most according to claim 6, it is characterised in that described liquid-blocking device includes
Be enclosed in around described second interface and bottom opening annular overhead gage and be fixed on overhead gage
The drainage screen of bottom opening, described overhead gage top is fixedly connected on inner walls, described overhead gage side
Wall is provided with the perforate that multiple supply stream passes through.
Heat-exchange unit the most according to claim 1, it is characterised in that the bottom of described housing sets
The lower baffle plate enclosed around described 3rd interface, described lower baffle plate top is had to be provided with drainage screen, and described
The sidewall of lower baffle plate is provided with multiple perforate passed through for liquid refrigerant.
Heat-exchange unit the most according to claim 1, it is characterised in that for right in described housing
The gripper shoe that heat exchanger tube is supported, described heat exchanger tube passes described gripper shoe.
Heat-exchange unit the most according to claim 1, it is characterised in that the outlet of described compressor
Connect and have the four-way commutation that the cold-producing medium in compressor can be made to flow to the second heat exchanger or the second interface
Valve；It is provided with between described four-way change-over valve and the second heat exchanger and prevents cold-producing medium to four-way change-over valve internal reflux
The first check valve；It is provided with between described four-way change-over valve and the second interface and prevents cold-producing medium from commutating to four-way
Second check valve of valve internal reflux；Described second heat exchanger is finned heat exchanger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620094630.4U CN205580039U (en) | 2016-01-29 | 2016-01-29 | Heat -exchange unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620094630.4U CN205580039U (en) | 2016-01-29 | 2016-01-29 | Heat -exchange unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205580039U true CN205580039U (en) | 2016-09-14 |
Family
ID=56883444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620094630.4U Expired - Fee Related CN205580039U (en) | 2016-01-29 | 2016-01-29 | Heat -exchange unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205580039U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105987542A (en) * | 2016-01-29 | 2016-10-05 | 四川同达博尔置业有限公司 | Heat exchanger unit |
-
2016
- 2016-01-29 CN CN201620094630.4U patent/CN205580039U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105987542A (en) * | 2016-01-29 | 2016-10-05 | 四川同达博尔置业有限公司 | Heat exchanger unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160914 Termination date: 20180129 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |