CN107477645A - A kind of adjustable dual heat supply workshop heating system - Google Patents
A kind of adjustable dual heat supply workshop heating system Download PDFInfo
- Publication number
- CN107477645A CN107477645A CN201710869140.6A CN201710869140A CN107477645A CN 107477645 A CN107477645 A CN 107477645A CN 201710869140 A CN201710869140 A CN 201710869140A CN 107477645 A CN107477645 A CN 107477645A
- Authority
- CN
- China
- Prior art keywords
- water inlet
- radiator
- water
- pipe
- heating system
- 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
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D3/00—Hot-water central heating systems
- F24D3/005—Hot-water central heating systems combined with solar energy
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D19/00—Details
- F24D19/10—Arrangement or mounting of control or safety devices
- F24D19/1006—Arrangement or mounting of control or safety devices for water heating systems
- F24D19/1009—Arrangement or mounting of control or safety devices for water heating systems for central heating
- F24D19/1042—Arrangement or mounting of control or safety devices for water heating systems for central heating the system uses solar energy
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/20—Solar thermal
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/70—Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies
Abstract
The invention discloses a kind of adjustable dual heat supply workshop heating system,Controller is electrically connected with first flow sensor and the first water inlet pipe magnetic valve,The power supply and temperature display adjusting means are electrically connected with controller,The water inlet of the radiator is connected with radiator water inlet pipe,And radiator water inlet pipe is provided with first flow sensor and the first water inlet pipe magnetic valve,The delivery port of the radiator is connected with radiator return pipe,And radiator return pipe is provided with the first water outlet pipe valve,The radiator water inlet pipe connects with tie point water inlet pipe,The radiator return pipe connects with tie point return pipe,The water inlet end of the water collecting and diversifying device is connected with the first main water inlet tube and the first main water return tube,First main water inlet tube is connected by the delivery port of the first main water inlet tube magnetic valve and boiler,Dual heat supply workshop heating system also includes solar energy heating system,The solar energy heating system includes solar panels,Heat exchanger and heat storage water tank.
Description
Technical field
The invention belongs to heating technology field, more particularly to a kind of adjustable dual heat supply workshop heating system.
Background technology
The winter either north or south, most area are in cold, and factory floor is even more to be in one
Kind is similar to outdoor working environment, the employee of shopwork, it is also often desirable to carry the workpiece such as metalwork, therefore often go out
The situation of existing frostbite, when serious, workshop can not normally be produced, due to the working environment of supercooling, and its lubricating oil reach
Less than assigned temperature, it is impossible to ensure the service behaviour of machine, but heating needs to consume mass energy on a large scale in workshop,
This gives the increased very heavy production cost of enterprise again, therefore it is urgently to be resolved hurrily to provide a energy-efficient workshop heating system
Problem.
The content of the invention
Goal of the invention：In order to overcome the above insufficient, it is an object of the invention to provide a kind of adjustable dual heat supply workshop
Heating system, each workbench is set into independent radiator and inlet and outlet pipe, both can also be single with subregion turning off steam
Some radiator is solely closed, the controller and temperature control system of setting, using flexible is simple to operate, is adapted to large-scale workshop, can
Heating area and temperature is adjusted flexibly, is adapted to factory floor to use, while save resource again.
Technical scheme：A kind of adjustable dual heat supply workshop heating system, including radiator, controller, first flow
Sensor, the first water inlet pipe magnetic valve, power supply, temperature display adjusting means, the first water outlet pipe valve, water collecting and diversifying device, first lead into
Water solenoid valve, the first main water return tube magnetic valve, boiler, the first main water inlet tube, the first main water return tube, tie point water inlet pipe,
Tie point return pipe, radiator water inlet pipe, radiator return pipe, workshop and workbench, the controller pass with first flow
Sensor and the first water inlet pipe magnetic valve are electrically connected with, and the power supply and temperature display adjusting means are electrically connected with controller, institute
The water inlet and radiator water inlet pipe for stating radiator are connected, and radiator water inlet pipe enters provided with first flow sensor and first
Water solenoid valve, the delivery port of the radiator are connected with radiator return pipe, and radiator return pipe is provided with the first water outlet
Pipe valve, the radiator water inlet pipe connect with tie point water inlet pipe, and the radiator return pipe and tie point return pipe connect
Connect, the tie point water inlet pipe and tie point return pipe are connected with the water side of water collecting and diversifying device respectively, the water collecting and diversifying device
Water inlet end be connected with the first main water inlet tube and the first main water return tube, first main water inlet tube passes through the first main water inlet tube electromagnetism
The delivery port of valve and boiler is connected, and first main water return tube is connected by the water return outlet of the first main water return tube magnetic valve and boiler
Connect；Wherein, one group of workbench is provided with the workshop, the workbench is correspondingly provided with radiator；Wherein, dual heat supply workshop supplies
Heating system also includes solar energy heating system, and the solar energy heating system includes solar panels, heat exchanger and heat storage water tank, institute
State heat storage water tank to be connected with the first main water inlet tube and the first main water return tube, the heat exchanger is connected with heat storage water tank, the heat exchange
Device connects with solar panels.The energy-saving workshop heating system of the present invention, single radiator is provided with each workbench, can
Heated for workbench, and each radiator can be switched individually, when workbench does not work, can be stopped supplying by heating
It is warm, resource is saved, while flow sensor and temperature display adjusting means are provided with each radiator, it can be adjusted flexibly every
The temperature of piece radiator, so as to carry out the reasonable distribution of resource, avoid waste of resource, the solar heating of setting of the invention
System, in the area that southern winter is warmer, will not in the case of bursting by freezing solar energy system, available solar energy to heating,
Not only environmental protection but also saving resource.
Further, above-mentioned adjustable dual heat supply workshop heating system, the radiator return pipe are provided with second
Flow sensor.Flow sensor is set in the return pipe of radiator, the flow of return pipe can be monitored, avoid causing backwater to be more than
Water inlet, causes do not have hot water in radiator, influences to heat.
Further, above-mentioned adjustable dual heat supply workshop heating system, the boiler are provided with temperature controller.
The temperature controller of setting can adjust the temperature of boiler, so as to the temperature of integrally-regulated hot water, reach the work that control heating heats
With.
Further, above-mentioned adjustable dual heat supply workshop heating system, be additionally provided with the boiler second lead into
Water pipe and the second main water return tube.Other group of water inlet pipe and return pipe set, can be that factory provides hot water elsewhere, such as
Hand washing sink.
Further, above-mentioned adjustable dual heat supply workshop heating system, second main water inlet tube and the second master
Return pipe is connected with workshop hand washing sink.In order to further improve the working environment of shopwork employee, hot water can be provided and washed
Hand pond, avoid being washed one's hands with cold water, so as to greatly improve the comfort level of staff.
Further, above-mentioned adjustable dual heat supply workshop heating system, the radiator water inlet pipe are provided with certainly
Dynamic vent valve.The automatic blow off valve valve air relief of setting can automatically be deflated according to the temperature in radiator, avoid radiator or water pipe
Interior gas is excessive, influences the heating effect of heating.
Further, above-mentioned adjustable dual heat supply workshop heating system, the radiator, the first main water inlet tube,
First main water return tube, tie point water inlet pipe, tie point return pipe, the outer surface of radiator water inlet pipe and radiator return pipe
Scribble anticorrosive paint.It is rotten in order to ensure the attractive in appearance of radiator while prevent that radiator surface from using for a long time in workshop
Erosion, anticorrosive paint is set.
Further, above-mentioned adjustable dual heat supply workshop heating system, the solar panels, heat exchanger and heat accumulation
Water pump is respectively connected with water tank.The water pump of setting can enter the transmission of water-filling, ensure delivery into heating pipeline.
Above-mentioned technical proposal can be seen that the present invention and have the advantages that：It is of the present invention adjustable dual
Heat supply workshop heating system, automaticity is high, more enough temperature for individually adjusting radiator in real time, is set according to different workbench
Fixed different heating temperature, most of resource can be saved, using flexible, overall heating is avoided, some areas overheat, causes entirety
Workshop is uneven in temperature, influences working effect, easy to operate, adapts to factory floor and uses, solar energy is clean energy resource, works as solar energy
In the case of heating being ensured, boiler heating is closed, that is, saves resource environmental protection again.
Brief description of the drawings
Fig. 1 is the structural representation of adjustable dual heat supply workshop heating system of the present invention；
Fig. 2 is the workshop radiator layout of adjustable dual heat supply workshop heating system of the present invention.
In figure：1 radiator, 2 controllers, 3 first flow sensors, 4 first water inlet pipe magnetic valves, 5 power supplys, 6 temperature show
Show adjusting means, 7 second flow sensors, 8 first water outlet pipe valves, 9 water collecting and diversifying devices, 10 first main water inlet tube magnetic valves, 11
One main water return tube magnetic valve, 12 boilers, 13 temperature controllers, 14 first main water inlet tubes, 15 first main water return tubes, 16 tie points
Water inlet pipe, 17 tie point return pipes, 18 radiator water inlet pipes, 19 radiator return pipes, 20 second main water inlet tubes, 21 second masters
Return pipe, 22 workshop hand washing sinks, 23 heat storage water tanks, 24 heat exchangers, 25 solar panels, 100 workshops, 200 workbench.
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to for explaining the present invention, and is not considered as limiting the invention.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " clockwise ", " inverse
The orientation or position relationship of the instructions such as hour hands " are based on orientation shown in the drawings or position relationship, are for only for ease of description originally
Invent and simplify description, rather than the device or element of instruction or hint meaning there must be specific orientation, with specific side
Position construction and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or
Implicitly include one or more this feature.In the description of the invention, unless otherwise indicated, " multiple " are meant that two
Individual or two or more, limited unless otherwise clear and definite.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；It can be machine
Tool connects or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, can be two members
Connection inside part.For the ordinary skill in the art, above-mentioned term can be understood in this hair as the case may be
Concrete meaning in bright.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or it " under "
Can directly it be contacted including the first and second features, it is not directly to contact but pass through it that can also include the first and second features
Between other characterisation contact.Moreover, fisrt feature second feature " on ", " top " and " above " to include first special
Sign is directly over second feature and oblique upper, or is merely representative of fisrt feature level height and is higher than second feature.Fisrt feature exists
Second feature " under ", " lower section " and " following " fisrt feature that includes are immediately below second feature and obliquely downward, or be merely representative of
Fisrt feature level height is less than second feature.
Embodiment
Adjustable dual heat supply workshop heating system as shown in Figure 1, including radiator 1, controller 2, first flow
Sensor 3, the first water inlet pipe magnetic valve 4, power supply 5, temperature display adjusting means 6, the first water outlet pipe valve 8, water collecting and diversifying device 9,
One main water inlet tube magnetic valve 10, the first main water return tube magnetic valve 11, boiler 12, the first main water inlet tube 14, the first main water return tube 15,
Tie point water inlet pipe 16, tie point return pipe 17, radiator water inlet pipe 18, radiator return pipe 19, workshop 100 and work
Platform 200, the controller 2 are electrically connected with the water inlet pipe magnetic valve 4 of first flow sensor 3 and first, the power supply 5 and temperature
Vision-control device 6 is electrically connected with controller 2, and water inlet and the radiator water inlet pipe 18 of the radiator 1 are connected, and heating
Piece water inlet pipe 18 is provided with the water inlet pipe magnetic valve 4 of first flow sensor 3 and first, the delivery port and heating of the radiator 1
Piece return pipe 19 connects, and radiator return pipe 19 is provided with the first water outlet pipe valve 8, the radiator water inlet pipe 18 and first
Road water inlet pipe 16 connects, and the radiator return pipe 19 and tie point return pipe 17 connect, the tie point water inlet pipe 16
Be connected with water side of the tie point return pipe 17 respectively with water collecting and diversifying device 9, the water inlet end of the water collecting and diversifying device 9 with first lead into
The main water return tube 15 of water pipe 14 and first connects, and first main water inlet tube 14 passes through the first main water inlet tube magnetic valve 10 and boiler 12
Delivery port connection, first main water return tube 15 is connected by the first main water return tube magnetic valve 11 with the water return outlet of boiler 12,
Radiator return pipe 19 is provided with second flow sensor 7；Wherein, one group of workbench 200, institute are provided with workshop 100 as shown in Figure 2
State workbench 200 and be correspondingly provided with radiator 1；In addition, wherein, dual heat supply workshop heating system also includes solar heating system
System, the solar energy heating system include solar panels 25, heat exchanger 24 and heat storage water tank 23, the heat storage water tank 23 and first
The main water return tube 15 of main water inlet tube 14 and first is connected, and the heat exchanger 24 is connected with heat storage water tank 23, the heat exchanger 24 and too
Positive energy plate 25 connects, and is respectively connected with water pump on solar panels 25, heat exchanger 24 and heat storage water tank 23.The dual heating system set
System, on the premise of solar energy system can carry out heating enough, boiler 12 is closed, saves resource.Further, in order to improve
Shopwork environment, the second main water inlet tube 20 and the second main water return tube 21, and the second main water inlet tube 20 are additionally provided with boiler 12
It is connected with the second main water return tube 21 with workshop hand washing sink 22, when being easy to the winter staff to wash one's hands, water will not be subcooled, and cause finger
Frostbite.Further, the boiler 12 is provided with temperature controller 13, for showing temperature of the boiler 12 altogether to hot water, is easy to
Carry out temperature control.Further, the radiator water inlet pipe 18 is provided with automatic blow off valve valve air relief, in addition, in order to keep it is attractive in appearance and
Anti-corrosion, radiator 1, the first main water inlet tube 14, the first main water return tube 15, tie point water inlet pipe 16, tie point return pipe 17,
The outer surface of radiator water inlet pipe 18 and radiator return pipe 19 scribbles anticorrosive paint.
In the heating system of workshop, the dual heating system that boiler 12 and solar energy combine can ensure to provide area compared with cart
Between heating, ensure heating effect.In addition, solar heating bonded boiler heats, when the heat of solar heating is enough, no
The boiler heating being connected with boiler is needed to use, both environmentally friendly and can saved resource, so as to save cost.
Described above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvement can also be made, these improvement also should be regarded as the present invention's
Protection domain.
Claims (8)
- A kind of 1. adjustable dual heat supply workshop heating system, it is characterised in that：Including radiator（1）, controller（2）, One flow sensor（3）, the first water inlet pipe magnetic valve（4）, power supply（5）, temperature display adjusting means（6）, the first water outlet pipe valve （8）, water collecting and diversifying device（9）, the first main water inlet tube magnetic valve（10）, the first main water return tube magnetic valve（11）, boiler（12）, first master Water inlet pipe（14）, the first main water return tube（15）, tie point water inlet pipe（16）, tie point return pipe（17）, radiator water inlet Pipe（18）, radiator return pipe（19）, workshop（100）And workbench（200）, the controller（2）With first flow sensor （3）With the first water inlet pipe magnetic valve（4）It is electrically connected with, the power supply（5）With temperature display adjusting means（6）With controller（2） It is electrically connected with, the radiator（1）Water inlet and radiator water inlet pipe（18）Connect, and radiator water inlet pipe（18）It is provided with First flow sensor（3）With the first water inlet pipe magnetic valve（4）, the radiator（1）Delivery port and radiator return pipe （19）Connection, and radiator return pipe（19）It is provided with the first water outlet pipe valve（8）, the radiator water inlet pipe（18）With first Road water inlet pipe（16）Connection, the radiator return pipe（19）With tie point return pipe（17）Connection, the tie point are entered Water pipe（16）With tie point return pipe（17）Respectively with water collecting and diversifying device（9）Water side connection, the water collecting and diversifying device（9）Enter Water end (W.E.) and the first main water inlet tube（14）With the first main water return tube（15）Connection, first main water inlet tube（14）By first lead into Water solenoid valve（10）With boiler（12）Delivery port connection, first main water return tube（15）Pass through the first main water return tube electromagnetism Valve（11）With boiler（12）Water return outlet connection；The workshop（100）Inside it is provided with one group of workbench（200）, the workbench （200）It is correspondingly provided with radiator（1）；Wherein, dual heat supply workshop heating system also includes solar energy heating system, and the solar energy heating system includes the sun Can plate（25）, heat exchanger（24）And heat storage water tank（23）, the heat storage water tank（23）With the first main water inlet tube（14）With the first master Return pipe（15）Connection, the heat exchanger（24）With heat storage water tank（23）Connection, the heat exchanger（24）And solar panels（25） Connection.
- 2. adjustable dual heat supply workshop heating system according to claim 1, it is characterised in that：The radiator returns Water pipe（19）Provided with second flow sensor（7）.
- 3. adjustable dual heat supply workshop heating system according to claim 1, it is characterised in that：The boiler（12） It is provided with temperature controller（13）.
- 4. adjustable dual heat supply workshop heating system according to claim 3, it is characterised in that：The boiler（12） On be additionally provided with the second main water inlet tube（20）With the second main water return tube（21）.
- 5. adjustable dual heat supply workshop heating system according to claim 1, it is characterised in that：Described second lead into Water pipe（20）With the second main water return tube（21）With workshop hand washing sink（22）Connection.
- 6. adjustable dual heat supply workshop heating system according to claim 1, it is characterised in that：The radiator enters Water pipe（18）It is provided with automatic blow off valve valve air relief.
- 7. adjustable dual heat supply workshop heating system according to claim 6, it is characterised in that：The radiator （1）, the first main water inlet tube（14）, the first main water return tube（15）, tie point water inlet pipe（16）, tie point return pipe（17）、 Radiator water inlet pipe（18）With radiator return pipe（19）Outer surface scribble anticorrosive paint.
- 8. adjustable dual heat supply workshop heating system according to claim 1, it is characterised in that：The solar panels （25）, heat exchanger（24）And heat storage water tank（23）On be respectively connected with water pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710869140.6A CN107477645A (en) | 2017-09-22 | 2017-09-22 | A kind of adjustable dual heat supply workshop heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710869140.6A CN107477645A (en) | 2017-09-22 | 2017-09-22 | A kind of adjustable dual heat supply workshop heating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107477645A true CN107477645A (en) | 2017-12-15 |
Family
ID=60586228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710869140.6A Pending CN107477645A (en) | 2017-09-22 | 2017-09-22 | A kind of adjustable dual heat supply workshop heating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107477645A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019095193A1 (en) * | 2017-11-16 | 2019-05-23 | 苏州三一冷暖工程有限公司 | Energy-saving workshop heating system and working method therefor |
| WO2019095194A1 (en) * | 2017-11-16 | 2019-05-23 | 苏州三一冷暖工程有限公司 | Adjustable heating system for double heating workshop |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201126208Y (en) * | 2007-10-10 | 2008-10-01 | 戴民 | Solar energy radiator |
| CN201836987U (en) * | 2010-10-23 | 2011-05-18 | 徐德钦 | Automatic controller for heating equipment |
| CN103256654A (en) * | 2013-04-18 | 2013-08-21 | 北京三能达科技有限公司 | Heating radiator set |
| CN104864448A (en) * | 2015-05-29 | 2015-08-26 | 河南中烟工业有限责任公司 | Energy-saving hot water supply system |
| CN106582918A (en) * | 2017-02-20 | 2017-04-26 | 成都科创谷科技有限公司 | Multifunctional worktable |
-
2017
- 2017-09-22 CN CN201710869140.6A patent/CN107477645A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201126208Y (en) * | 2007-10-10 | 2008-10-01 | 戴民 | Solar energy radiator |
| CN201836987U (en) * | 2010-10-23 | 2011-05-18 | 徐德钦 | Automatic controller for heating equipment |
| CN103256654A (en) * | 2013-04-18 | 2013-08-21 | 北京三能达科技有限公司 | Heating radiator set |
| CN104864448A (en) * | 2015-05-29 | 2015-08-26 | 河南中烟工业有限责任公司 | Energy-saving hot water supply system |
| CN106582918A (en) * | 2017-02-20 | 2017-04-26 | 成都科创谷科技有限公司 | Multifunctional worktable |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019095193A1 (en) * | 2017-11-16 | 2019-05-23 | 苏州三一冷暖工程有限公司 | Energy-saving workshop heating system and working method therefor |
| WO2019095194A1 (en) * | 2017-11-16 | 2019-05-23 | 苏州三一冷暖工程有限公司 | Adjustable heating system for double heating workshop |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171215 |
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| RJ01 | Rejection of invention patent application after publication |