CN102589061B - Constant-temperature and constant-humidity production workshop and operation method thereof - Google Patents
Constant-temperature and constant-humidity production workshop and operation method thereof Download PDFInfo
- Publication number
- CN102589061B CN102589061B CN2012100657279A CN201210065727A CN102589061B CN 102589061 B CN102589061 B CN 102589061B CN 2012100657279 A CN2012100657279 A CN 2012100657279A CN 201210065727 A CN201210065727 A CN 201210065727A CN 102589061 B CN102589061 B CN 102589061B
- Authority
- CN
- China
- Prior art keywords
- air
- unit
- workshop
- wind
- humidity
- 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.)
- Active
Links
Images
Landscapes
- Drying Of Solid Materials (AREA)
- Drying Of Gases (AREA)
Abstract
The invention relates to a constant-temperature and constant-humidity production workshop, which comprises a production workshop and a dehumidifying machine set, wherein the production workshop is provided with an air outlet, a primary return air inlet and a secondary return air inlet; the dehumidifying machine set comprises a fresh air unit for causing fresh air to enter, a fresh air surface cooling unit for cooling, a primary return air unit for causing primary return air to enter, a mixed air unit for mixing the fresh air and the primary return air, a rotating wheel regenerating heating unit for raising temperature and dehumidifying, a secondary return air unit for causing secondary return air to enter, an air-supply surface cooling unit for cooling and an air-out unit; the air outlet is communicated with the air-out unit, the primary return air inlet is communicated with the primary return air unit, and the secondary return air inlet is communicated with the secondary return air unit; and the rotating wheel regenerating heating unit is provided with an exhaust port used for exhausting humid air. The invention also relates to an operation method of the constant-temperature and constant-humidity production workshop. The constant-temperature and constant-humidity production workshop has the advantages that the structure is simple, the energy consumption is reduced, wood can be stored, and operators can carry out processing in the production workshop. The production workshop is suitable for processing guitars.
Description
Technical field
The present invention relates to a kind of constant temperature and humidity workshop and operation method thereof, be applicable to the processing of guitar.
Background technology
When producing guitar, the way of traditional constant temperature and humidity workshop is: 1. special-purpose place first is set, is commonly called as " parallel room ", use the mode of heating and dehumidification, treating of wood is reached to required moisture content (8-10%); 2. arrange again and be similar to constant temperature and humidity job shop like air-conditioned room, realize the constant temperature and humidity protection of material in process, make simultaneously the operator position comfortable process operation that carries out in the inner.
This method has following shortcoming: 1. " parallel room " interior atmosphere draught-free, and room is sultry, and peculiar smell is arranged, and the operator can't stay within it for a long time.2. guitar timber is stricter to the processing environment requirement, reach this requirement, and the air-conditioning system in job shop needs long-term the unlatching, consumes a large amount of energy.3. job shop can only be for processing, can not be for the storage of timber, and after timber machines, transport parallel room at once back and store, between job shop and storage car, to separate, place takies greatly, monitors loaded down with trivial detailsly, and production and processing is not convenient.
Summary of the invention
Technical problem for existing in prior art the objective of the invention is: provide a kind of simple in structure, reduce energy consumption, both can store the constant temperature and humidity workshop that timber also can make the operator process within it.
Another object of the present invention is: provide a kind of being convenient to control, reduce the operation method of the constant temperature and humidity workshop of energy consumption.
In order to reach first purpose, the present invention adopts following technical scheme:
A kind of constant temperature and humidity workshop, comprise workshop, it is characterized in that: it also comprises the dehumidifying unit; Workshop has air outlet, primary retirn air mouth and secondary returning air port; Mixing wind unit, the rotary wheel regeneration heating unit dehumidified be used to heating up that the dehumidifying unit comprises new wind unit that the new wind of confession that sets gradually along new wind flow direction enters, the primary retirn air unit entered for the cooling cold unit of new wind table, for primary retirn air, mixes with primary retirn air for new wind, supply secondary return air unit that secondary return air enters, for the cooling cold unit of air-supply table and wind unit; Air outlet is communicated with wind unit, and the primary retirn air mouth is communicated with the primary retirn air unit, and the secondary returning air port is communicated with the secondary return air unit; The rotary wheel regeneration heating unit is provided with the exhaust outlet of discharging for humid air.
Between new wind unit and the cold unit of new wind table, be provided with the primarily efficient filter unit filtered for new wind.
The ground of workshop scribbles moistureproof epoxy coating; The wall of workshop and top scribble moistureproof interior wall coating.
Workshop is totally-enclosed; The inside door of workshop is provided with the passage room of sealing outward, and passage room has external door.
The top of workshop is provided with the indoor on-hook for refrigeration.
In order to reach second purpose, the present invention adopts following technical scheme:
The operation method of constant temperature and humidity workshop is characterized in that: comprise the steps: that the new wind of a. enters through new wind unit, then through the cold unit cooling of new wind table; B. from the primary retirn air mouth, discharge the primary retirn air and new wind process primary retirn air unit of workshop, be mixed to get mixed once wind in mixing the wind unit; C. mixed once wind, through the rotary wheel regeneration heating unit, is warmed dehumidifying, after wherein the humid air of a part is discharged from, obtains high temperature drying wind; D, the secondary return air of discharging workshop from the secondary returning air port and high temperature drying wind, through the secondary return air unit, mix in the secondary return air unit, obtain secondary mixing wind; E. secondary mixing wind, after the cold unit cooling of air-supply table, obtains the inlet air air that temperature and humidity is suitable, enters workshop through wind unit and air outlet.
New wind accounts for 8% of inlet air air, and primary retirn air accounts for 8% of inlet air air, and humid air accounts for 4% of inlet air air, and secondary return air accounts for 88% of inlet air air.
The cold unit of new wind table is cooled to new wind below 10 ℃, and the rotary wheel regeneration heating unit is heated to 130-150 ℃ by mixed once wind, and the cold unit of air-supply table is cooled to secondary mixing wind below 30 ℃; The temperature of inlet air air is 22-28 ℃, and humidity is 40-50%.
The air pressure of inlet air air is greater than the air pressure of new wind.
When the temperature and humidity of new wind during all higher than the preset value of inlet air air, the dehumidifying unit starting; During all lower than the preset value of inlet air air, the dehumidifying unit stops when the temperature and humidity of new wind; Higher than, humidity during lower than the preset value of inlet air air, the dehumidifying unit stops, and uses indoor on-hook to lower the temperature when the temperature of new wind; When the temperature of new wind lower than, humidity during higher than the preset value of inlet air air, the dehumidifying unit starting.
Generally speaking, the present invention has following advantage:
1. air will be taken away moisture in flow process, and through evidence, when air humidity is stabilized in 45% left and right, the moisture content of timber will remain between 8～10%.Adopt this constant temperature and humidity workshop, timber is remained in required moisture content 8～10% scopes, make again simultaneously the operator can be under this environment comfortable carry out process operation.The waste of avoiding equipment, place secondary cost to drop into.
2. can directly in the constant temperature and humidity workshop, store timber, and its processing environment strictly meets the environment of the condition of storage of timber, thoroughly solved in the puzzlement industry technical barrier of " product rejection caused because of bottom panel piece cracking ".
3. introduce gas outer circulation pattern, keep the pure and fresh of the circulation of air and air, make the operator feel comfortable indoor.
4. indoor a small amount of gas primary retirn air, be convenient to the inflow of extraneous air; The secondary return air of indoor a large amount of gases, be convenient to recycling of gas, reduces gas flow to be dehumidified, and saves the energy.
5. ground, metope and top arrange moisture barrier coatings, are convenient to holding chamber inner drying environment.
The setting of 6 passage rooms and external door, effectively avoid personnel to pass in and out the impact that indoor environment is caused.
7. the air pressure of inlet air air is greater than the air pressure of new wind, and while effectively avoiding personnel to pass in and out, extraneous air enters in workshop, and temperature, the humidity of workshop is impacted.
8. can be according to external environment condition, i.e. outside temperature and humidity condition, enabling or closing of decision device, do not need long-term opening device, effectively saves the energy, the life-span of extension device.
The accompanying drawing explanation
Fig. 1 is the plane of constant temperature and humidity workshop.
Wherein, 1 is workshop, and 2 are the dehumidifying unit, and 3 is new wind unit, 4 is the cold unit of new wind table, and 5 is the primary retirn air unit, and 6 for mixing the wind unit, and 7 is the rotary wheel regeneration heating unit, 8 is the secondary return air unit, and 9 are the cold unit of air-supply table, and 10 is wind unit, and 11 is exhaust outlet, 12 is air inlet, and 13 is the primary retirn air pipe, and 14 is the secondary returning airduct, 15 is discharge pipe, and 16 is indoor on-hook, and 17 is inside door, 18 is passage room, and 19 is external door, and 20 is the primarily efficient filter unit.
The specific embodiment
The present invention will be further described in detail below in conjunction with the drawings and specific embodiments.
Shown in Figure 1, the constant temperature and humidity workshop comprises: workshop 1 and dehumidifying unit 2.
Rotary wheel regeneration heating unit 7 comprises: regeneration blower fan, runner unit and regeneration heating unit.The runner unit joins with the regeneration blower fan, and when the regeneration heating unit was rapidly heated, the runner unit was extracted the fraction humid air out with the regeneration blower fan from exhaust outlet 11 when gas flow, and remaining most of gas can be processed into high temperature drying wind.The structure of the cold unit 4 of new wind table and the cold unit 9 of air-supply table is similar, all adopts the mode of water-cooled to carry out cooling; Water cooling equipment mainly is comprised of water-cooled handpiece Water Chilling Units, cooling water pump, cooling tower, the large parts of expansion tank four, and gas flow is when the cold unit 4 of new wind table and the cold unit 9 of air-supply table, and by with the cooling-part of water cooling equipment, contacting, heat is transmitted cooling down.New wind unit 3, wind unit 10, primary retirn air unit 5 and secondary return air unit 8 comprise the pipeline of air-supply and the casing of air-supply.New wind unit 3 is communicated with air inlet 12, and air inlet 12 is logical outdoor.Primarily efficient filter unit 20 comprises the equipment of filter screen and filtration, be used to filtering away the dust impurity of new wind (being extraneous air), keeps entering gas clean of workshop.Dehumidifying unit 2 is provided with some blower fans along the flow direction of gas, as the driving force of gas flow.
The indoor situation of workshop is: 190 square metres of areas, and 4.3 meters of height, 817 cubic metres of volumes, staff 15 people, unit personnel produces wet 200g/h, and material produces moistening 2500g/h.
During this constant temperature and humidity workshop operation, in accordance with the following steps: (g/kg is water capacity unit)
A. account for new wind (the flow 1000m of inlet air air total amount 8%
3/ h, summer, mean temperature was 33.6 ℃, 25g/kg) through new wind unit, entered, and through the primarily efficient filter unit, filtered, then was cooled to lower than 10 ℃ through the cold unit of new wind table;
B. account for the primary retirn air (950m from primary retirn air mouth discharge workshop of inlet air air total amount 8%
3/ h, 26 ℃, 8.378g/kg), with new wind process primary retirn air unit, mix in mixing the wind unit, obtain accounting for the mixed once wind of inlet air air total amount 16%;
C. mixed once wind, through the rotary wheel regeneration heating unit, is rapidly heated to 142 ℃ of dehumidifying, wherein account for inlet air air total amount 4% humid air (500m
3/ h,, 36g/kg) after being reproduced blower fan and runner unit discharge external environment, obtain accounting for the high temperature drying wind (1450m of inlet air air total amount 12% by 49.3 ℃
3/ h, 36.6 ℃, 5.09g/kg);
D, account for inlet air air total amount 88% from the secondary returning air port, discharge the secondary return air (10550m of workshop
3/ h, 26 ℃, 8.378g/kg), with high temperature drying wind process secondary return air unit, mix in the secondary return air unit, obtain secondary mixing wind;
E. secondary mixing wind, after the cold unit of air-supply table is cooled to 25 ℃ of left and right, obtains the inlet air air that temperature and humidity is suitable, enters workshop through wind unit and air outlet, and when the inlet air air finally entered workshop, inlet air air total amount was 12000m
3/ h, temperature is 27.28 ℃, and water capacity is 7.98g/kg, and overbottom pressure is 200Pa.
In above-mentioned steps, regulate temperature, humidity, the flow parameter of rotary wheel regeneration heating unit, the cold unit of new wind table, the cold unit of air-supply table, can control the temperature and humidity of gas, adopt automatic control system, controls simple and conveniently, regulate accurate.
Return air is divided into primary retirn air and secondary return air, and the effect of primary retirn air is that fraction gas is extracted out, thereby reserves the space that holds new wind, and new wind just can enter from new wind unit, forms gas circulation.Most gas (near preset temperature and humidity value) mixes with high temperature drying wind through secondary return air, only need through the cold unit cooling of air-supply table, can reach preset temperature and humidity value, and not need through the cold unit cooling of new wind table and rotary wheel regeneration heating unit intensification dehumidifying, save the energy.
The air pressure of inlet air air is slightly larger than the air pressure of new wind (extraneous air), thereby when the operator opened the inside door of workshop, gas flowed to outdoorly from indoor, avoids bringing into outside undressed environmental gas, affects indoor temperature, humidity.
When the temperature and humidity of new wind during all higher than the preset value of inlet air air, the dehumidifying unit starting; During all lower than the preset value of inlet air air, the dehumidifying unit stops when the temperature and humidity of new wind; Higher than, humidity during lower than the preset value of inlet air air, the dehumidifying unit stops, and uses indoor on-hook to lower the temperature when the temperature of new wind; When the temperature of new wind lower than, humidity during higher than the preset value of inlet air air, the dehumidifying unit starting.When the dehumidifying unit stops, only needing to open other air regenerating device, realize that the lasting ventilation of indoor and outdoor gas gets final product.The dehumidifying unit does not need long-term unlatching, effectively saves the energy, and the life-span of extension device.
The filter screen in primarily efficient filter unit, air outlet, primary retirn air mouth and secondary returning air port will clean once every several days, to guarantee air cleaner.
After using this constant temperature and humidity workshop, indoor air flows, air humidity are stabilized in 45% left and right, and the moisture content of timber will remain between 8～10%, can be used for depositing of timber.Simultaneously, suitable temperature and humidity environment, and the outer circulation pattern of gas, can make operator's comfortable carrying out operation in workshop process.
In experimental stage, the present invention did following tracking and monitoring: test site is positioned at Guangzhou, and the ZJ 1-2B type high-accuracy temperature-humidity meter that adopts " Shanghai meteorologic instrument factory " to produce in workshop, as daily monitoring instrument.When between 3～August, a day temperature and moisture occurred in two seasons of larger fluctuation in south, what the instrument display indoor humidity was stable remains between 40%～50%, and remaining between 20～28 ℃ of temperature stabilization, all reach timber storage standard and personnel's the standard of bearing.At constant temperature and humidity workshop run duration, never there is product to occur because the piece cracking causes the phenomenon of product rejection, play the effect of good assurance product quality.
Claims (10)
1. a constant temperature and humidity workshop, comprise workshop, it is characterized in that: it also comprises the dehumidifying unit; Workshop has air outlet, primary retirn air mouth and secondary returning air port; Mixing wind unit, the rotary wheel regeneration heating unit dehumidified be used to heating up that the dehumidifying unit comprises new wind unit that the new wind of confession that sets gradually along new wind flow direction enters, the primary retirn air unit entered for the cooling cold unit of new wind table, for primary retirn air, mixes with primary retirn air for new wind, supply secondary return air unit that secondary return air enters, for the cooling cold unit of air-supply table and wind unit; Air outlet is communicated with wind unit, and the primary retirn air mouth is communicated with the primary retirn air unit, and the secondary returning air port is communicated with the secondary return air unit; The rotary wheel regeneration heating unit is provided with the exhaust outlet of discharging for humid air.
2. according to constant temperature and humidity workshop claimed in claim 1, it is characterized in that: be provided with the primarily efficient filter unit filtered for new wind between described new wind unit and the cold unit of new wind table.
3. according to constant temperature and humidity workshop claimed in claim 1, it is characterized in that: the ground of described workshop scribbles moistureproof epoxy coating; The wall of workshop and top scribble moistureproof interior wall coating.
4. according to constant temperature and humidity workshop claimed in claim 1, it is characterized in that: described workshop is totally-enclosed; The inside door of workshop is provided with the passage room of sealing outward, and passage room has external door.
5. according to constant temperature and humidity workshop claimed in claim 1, it is characterized in that: the top of described workshop is provided with the indoor on-hook for refrigeration.
6. the operation method of a constant temperature and humidity workshop as described as any one in claim 1 to 5, is characterized in that: comprise the steps:
A. new wind enters through new wind unit, then through the cold unit cooling of new wind table;
B. from the primary retirn air mouth, discharge the primary retirn air and new wind process primary retirn air unit of workshop, be mixed to get mixed once wind in mixing the wind unit;
C. mixed once wind, through the rotary wheel regeneration heating unit, is warmed dehumidifying, after wherein the humid air of a part is discharged from, obtains high temperature drying wind;
D, the secondary return air of discharging workshop from the secondary returning air port and high temperature drying wind, through the secondary return air unit, mix in the secondary return air unit, obtain secondary mixing wind;
E. secondary mixing wind, after the cold unit cooling of air-supply table, obtains the inlet air air that temperature and humidity is suitable, enters workshop through wind unit and air outlet.
7. according to the operation method of constant temperature and humidity workshop claimed in claim 6, it is characterized in that: described new wind accounts for 8% of inlet air air, and primary retirn air accounts for 8% of inlet air air, and humid air accounts for 4% of inlet air air, and secondary return air accounts for 88% of inlet air air.
8. according to the operation method of constant temperature and humidity workshop claimed in claim 6, it is characterized in that: the cold unit of described new wind table is cooled to new wind below 10 ℃, the rotary wheel regeneration heating unit is heated to 130-150 ℃ by mixed once wind, and the cold unit of air-supply table is cooled to secondary mixing wind below 30 ℃; The temperature of inlet air air is 22-28 ℃, and humidity is 40-50%.
9. according to the operation method of constant temperature and humidity workshop claimed in claim 6, it is characterized in that: the air pressure of described inlet air air is greater than the air pressure of new wind.
10. according to the operation method of constant temperature and humidity workshop claimed in claim 8, it is characterized in that:
When the temperature and humidity of new wind during all higher than the preset value of inlet air air, the dehumidifying unit starting;
During all lower than the preset value of inlet air air, the dehumidifying unit stops when the temperature and humidity of new wind;
Higher than, humidity during lower than the preset value of inlet air air, the dehumidifying unit stops, and uses indoor on-hook to lower the temperature when the temperature of new wind;
When the temperature of new wind lower than, humidity during higher than the preset value of inlet air air, the dehumidifying unit starting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100657279A CN102589061B (en) | 2012-01-12 | 2012-01-12 | Constant-temperature and constant-humidity production workshop and operation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100657279A CN102589061B (en) | 2012-01-12 | 2012-01-12 | Constant-temperature and constant-humidity production workshop and operation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102589061A CN102589061A (en) | 2012-07-18 |
| CN102589061B true CN102589061B (en) | 2013-11-27 |
Family
ID=46478074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012100657279A Active CN102589061B (en) | 2012-01-12 | 2012-01-12 | Constant-temperature and constant-humidity production workshop and operation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102589061B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104633790B (en) * | 2015-01-14 | 2017-10-17 | 杭州福达除湿设备有限公司 | A kind of dehumidification system for runner and its dehumanization method produced for soft capsule |
| CN105135635A (en) * | 2015-08-24 | 2015-12-09 | 苏州玄禾物联网科技有限公司 | Constant temperature and constant humidity system of SMT production line |
| CN107906647A (en) * | 2017-11-30 | 2018-04-13 | 江西合力泰科技有限公司 | A kind of constant temperature and humidity cleaning shop for realizing low energy consumption operation and production method |
| CN110094825A (en) * | 2019-05-30 | 2019-08-06 | 河南省建筑设计研究院有限公司 | A kind of secondary return air system with energy-conserving action |
| CN114370677B (en) * | 2022-01-17 | 2022-12-13 | 清华大学 | Fresh air dehumidifier |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1993022602A1 (en) * | 1992-04-30 | 1993-11-11 | Kabushiki Kaisha Komatsu Seisakusho | Temperature and humidity control system and control method therefor |
| CN2509287Y (en) * | 2001-12-17 | 2002-09-04 | 钟毓秀 | Assembling standard purifying working room |
| CN2802323Y (en) * | 2005-05-17 | 2006-08-02 | 胡国孝 | Automatic control air conditioner set |
| JP2006317078A (en) * | 2005-05-12 | 2006-11-24 | Toyo Eng Works Ltd | Heat pump type air conditioner |
| CN201059698Y (en) * | 2007-06-21 | 2008-05-14 | 姜宇 | Independence return type second air return system |
| CN201652635U (en) * | 2010-04-29 | 2010-11-24 | 茂名学院 | Novel constant temperature and humidity purification air-conditioning unit |
| CN102287885A (en) * | 2011-07-22 | 2011-12-21 | 西安工程大学 | Double-rotating-wheel type evaporative-cooling and mechanical-refrigerating composite air-conditioner set with automatic dust-absorbing function |
| CN202581615U (en) * | 2012-01-12 | 2012-12-05 | 广东红棉乐器有限公司 | Constant temperature and humidity production workshop |
-
2012
- 2012-01-12 CN CN2012100657279A patent/CN102589061B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1993022602A1 (en) * | 1992-04-30 | 1993-11-11 | Kabushiki Kaisha Komatsu Seisakusho | Temperature and humidity control system and control method therefor |
| CN2509287Y (en) * | 2001-12-17 | 2002-09-04 | 钟毓秀 | Assembling standard purifying working room |
| JP2006317078A (en) * | 2005-05-12 | 2006-11-24 | Toyo Eng Works Ltd | Heat pump type air conditioner |
| CN2802323Y (en) * | 2005-05-17 | 2006-08-02 | 胡国孝 | Automatic control air conditioner set |
| CN201059698Y (en) * | 2007-06-21 | 2008-05-14 | 姜宇 | Independence return type second air return system |
| CN201652635U (en) * | 2010-04-29 | 2010-11-24 | 茂名学院 | Novel constant temperature and humidity purification air-conditioning unit |
| CN102287885A (en) * | 2011-07-22 | 2011-12-21 | 西安工程大学 | Double-rotating-wheel type evaporative-cooling and mechanical-refrigerating composite air-conditioner set with automatic dust-absorbing function |
| CN202581615U (en) * | 2012-01-12 | 2012-12-05 | 广东红棉乐器有限公司 | Constant temperature and humidity production workshop |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102589061A (en) | 2012-07-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102589061B (en) | Constant-temperature and constant-humidity production workshop and operation method thereof | |
| CN102679470B (en) | Self-cleaning efficient constant-humiture energy-saving central air conditioner | |
| CN101482303B (en) | Energy-saving consumption-reducing air conditioning method and unit air conditioner of spinning factory | |
| CN202581615U (en) | Constant temperature and humidity production workshop | |
| CN105444536A (en) | Tandem drying system | |
| CN204404377U (en) | A kind of lift car of energy-conserving and environment-protective | |
| CN103574812A (en) | Straight ventilating machine room air-conditioning system and control method thereof | |
| CN207170098U (en) | Paint spray booth emission-control equipment and paint spray booth | |
| CN204513585U (en) | A kind of indoor purifying system | |
| CN103900189B (en) | The refrigeration control method of a kind of machine room, Apparatus and system | |
| CN209726372U (en) | Fresh air dehumidifier suitable for capillary radiation air-conditioner | |
| CN108317632A (en) | A kind of air-conditioning system | |
| CN103868160A (en) | Energy-saving air conditioner integrating humidification, fresh air and air processing and fresh air enthalpy value control method | |
| CN105953349A (en) | Novel heat recovery fresh air fan with mist spraying, cooling and air exhausting functions | |
| CN207401289U (en) | A kind of rotating self-cleaning air filter | |
| CN207936375U (en) | A kind of new-type workshop cooling system | |
| CN103822316A (en) | Mode-adjustable intaglio printing air-conditioning system device and method | |
| CN205084936U (en) | Exhaust emission of liquid paint spray booth is cyclic utilization device again | |
| CN205965331U (en) | VOC preparation room filters wind channel structure | |
| CN106524380A (en) | Variable frequency fan heat recovery ventilation system for livestock building four-season ventilation | |
| CN105509158A (en) | Intelligent air conditioner with humidity regulation function | |
| CN203274132U (en) | Real-time monitoring device for evaporative cooling air conditioning unit | |
| CN205332685U (en) | Serial -type drying system | |
| CN203628901U (en) | Combined air conditioner unit | |
| CN205560992U (en) | Intelligence air conditioner with humidity control function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 510330, Guangdong Heyuan high tech Development Zone Administration office building on the third floor, Room 305 Patentee after: GUANGDONG HONGMIAN INSTRUMENT CO., LTD. Address before: 305 Heyuan high tech Development Zone Administrative office building, room 510330, Guangdong, China Patentee before: Guangdong Kapok Musical Instruments Co., Ltd. |