CN110318195A - The smell flat panel display of air-conditioning thermal insulation material - Google Patents

The smell flat panel display of air-conditioning thermal insulation material Download PDF

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Publication number
CN110318195A
CN110318195A CN201910584182.4A CN201910584182A CN110318195A CN 110318195 A CN110318195 A CN 110318195A CN 201910584182 A CN201910584182 A CN 201910584182A CN 110318195 A CN110318195 A CN 110318195A
Authority
CN
China
Prior art keywords
air
smell
thermal insulation
insulation material
temperature control
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.)
Pending
Application number
CN201910584182.4A
Other languages
Chinese (zh)
Inventor
熊道亮
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
State Grid Hubei Electric Power Co Ltd
Original Assignee
State Grid Hubei Electric Power Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by State Grid Hubei Electric Power Co Ltd filed Critical State Grid Hubei Electric Power Co Ltd
Priority to CN201910584182.4A priority Critical patent/CN110318195A/en
Publication of CN110318195A publication Critical patent/CN110318195A/en
Pending legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L9/00—Disinfection, sterilisation or deodorisation of air
    • A61L9/015—Disinfection, sterilisation or deodorisation of air using gaseous or vaporous substances, e.g. ozone
    • A61L9/04—Disinfection, sterilisation or deodorisation of air using gaseous or vaporous substances, e.g. ozone using substances evaporated in the air without heating
    • A61L9/12—Apparatus, e.g. holders, therefor
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L9/00—Disinfection, sterilisation or deodorisation of air
    • A61L9/16—Disinfection, sterilisation or deodorisation of air using physical phenomena
    • A61L9/22—Ionisation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D49/00—Separating dispersed particles from gases, air or vapours by other methods
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/32—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by electrical effects other than those provided for in group B01D61/00
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
    • D06B3/00—Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating
    • D06B3/10—Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating of fabrics
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06C—FINISHING, DRESSING, TENTERING OR STRETCHING TEXTILE FABRICS
    • D06C7/00—Heating or cooling textile fabrics
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2209/00—Aspects relating to disinfection, sterilisation or deodorisation of air
    • A61L2209/10—Apparatus features
    • A61L2209/11—Apparatus for controlling air treatment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2259/00—Type of treatment
    • B01D2259/80—Employing electric, magnetic, electromagnetic or wave energy, or particle radiation
    • B01D2259/818—Employing electrical discharges or the generation of a plasma

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Textile Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Disinfection, Sterilisation Or Deodorisation Of Air (AREA)

Abstract

The present invention relates to a kind of smell flat panel displays of air-conditioning thermal insulation material comprising temperature control chamber, storing unit, air interchanger, pump and exhaust pipe.The smell flat panel display of air-conditioning thermal insulation material is by the heating of the heating zone so that the temperature of the temperature control chamber reaches a certain numerical value, thus make odoring substance in air-conditioning thermal insulation material such as can volatile organic compound fast transferring from material come out.Meanwhile to form negative pressure or certain vacuum degree by aspirating in time, allow in the interior material of heat treatment can the vapour pressure of volatile organic compound differ and become larger with saturated vapor pressure value at this temperature, so as to improve smell volatilization effect, the volatilization time can also be shortened.To can greatly reduce the smell that air-conditioning thermal insulation material is distributed by the device to de-taste, reach the requirement of user.

Description

The smell flat panel display of air-conditioning thermal insulation material
Technical field
The invention belongs to mechanical equipment technical field, especially a kind of smell flat panel display of air-conditioning thermal insulation material.
Background technique
Whether Air-conditioning Engineering quality reaches criterion of acceptability, is critical to see whether the quality of heat preservation reaches criterion of acceptability, Yin Ji In the good heat preservation comprehensive performance of mineral wool thermal insulation material and chemical resistance, glass wool product is more common one of current air-conditioning Kind thermal insulation material is mainly used for air hose, the solar heat protection transmitting loss of chilled water pipe and condensate drainage pipe and anti-caking in Air-conditioning Engineering Dew heat preservation.Easy for construction due to low cost, Domestic Air-condition system thermal insulation material is accounted for about using the ratio of mineral wool at present 60% or more.The air hose thermal insulation material of present Air-conditioning Engineering is still based on mineral wool.
Air-conditioning can generate different degrees of smell in different environment use processes, influence the sense organ of user, this Smell is mainly derived from thermal insulation material.Therefore, solve the problems, such as that smell is the task of top priority for improving air-conditioning and using comfort.
Summary of the invention
In view of this, the present invention provides a kind of smell flat panel display for advantageously reducing air-conditioning thermal insulation material, to solve Above-mentioned technical problem.
A kind of smell flat panel display of air-conditioning thermal insulation material comprising a temperature control chamber, one is set on the temperature control chamber In and for storing the storing unit of processed material, one is set on the temperature control chamber and is arranged on the outside of the temperature control chamber Air interchanger, a pump being set on the temperature control chamber and one is set on exhaust pipe on the temperature control chamber.It is hanging down It include directly that a processed material laydown area and one are located at the placing of material in temperature control chamber described on the direction of horizontal plane The heating zone of area lower part.The storing unit is arranged in the placing of material area.The heating zone is for promoting the temperature control Temperature in chamber, the air interchanger include it is a set of be connected to the placing of material area take feed channel, it is a set of to take tracheae with this The blower and a set of admission line being connect with the blower and be connected to the heating zone of road connection.In vertical level It is described on direction to pump the top for being connected to the placing of material area.The exhaust passage connection on the direction perpendicular to horizontal plane On the top in the placing of material area.
Further, the cross section of the temperature control chamber is ellipse, and the long axis of the ellipse is parallel to horizontal plane, described The inner wall of temperature control chamber is made of stainless steel material.
Further, the storing unit is the guide rail of at least one layer of horizontally spaced arrangement.
Further, the storing unit is that at least one layer is erected at the intracavitary support frame of the temperature control.
Further, setting is having heater in the heating zone, and the heater is heating wire, infrared heating dress It sets or one or more of steam heater.
Further, described to add when the heater is heating wire or infrared heating device or steam heater It is provided with separation net between hot-zone and placing of material area, and is provided on the storing unit for ventilative through-hole.
Further, the smell flat panel display of the air-conditioning thermal insulation material further includes a setting on the admission line Fragrance gas generator and a control fragrance gas generator fragrance release control device.
Further, the smell flat panel display of the air-conditioning thermal insulation material further includes a setting on the admission line Anion gas generator and a control anion gas generator anion control device.
Further, the smell flat panel display of the air-conditioning thermal insulation material further include one be connected to the exhaust management it is useless Flash Gas Compression Skid System.
Further, the heating zone further includes the temperature sensing having on multiple inner walls for being arranged at intervals on the temperature control chamber Device is with the real-time temperature for acquiring the intracavitary each position of the temperature control and a setting in the cavity for measuring cavity internal pressure Positive-negative pressure gauge, the working condition of the pump is controlled according to the pressure tabular value of the positive-negative pressure gauge.
Compared with prior art, the smell flat panel display of air-conditioning thermal insulation material provided by the invention passes through the heating zone Heating, so that the temperature of the temperature control chamber reaches a certain numerical value, to make the odoring substance in air-conditioning thermal insulation material that can such as play Property organic matter fast transferring from material comes out.Meanwhile negative pressure or certain vacuum degree are formed by aspirating in time, allow heat treatment In interior material can the vapour pressure of volatile organic compound differ and become larger with saturated vapor pressure value at this temperature, so as to mention High smell volatilization effect can also shorten the volatilization time.To can greatly reduce air-conditioning thermal insulation material by the device to de-taste The smell distributed reaches the requirement of user.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the smell flat panel display of air-conditioning thermal insulation material provided by the invention.
Fig. 2 is the cross section structure schematic diagram of the temperature control chamber in the smell flat panel display of the air-conditioning thermal insulation material of Fig. 1.
Specific embodiment
Specific embodiments of the present invention are further elaborated below.It should be understood that herein to the present invention The explanation of embodiment is not intended to limit the scope of protection of the present invention.
It as depicted in figs. 1 and 2, is that a kind of structure of the smell flat panel display of air-conditioning thermal insulation material provided by the invention is shown It is intended to.The smell flat panel display of the air-conditioning thermal insulation material includes a temperature control chamber 10, and one is set in the temperature control chamber 10 And the storing unit 11 for storing processed material, one is set on the temperature control chamber 10 and is arranged outside the temperature control chamber 10 The air interchanger 12 of side, a pump 13 being set on the temperature control chamber 10 and one is set on the temperature control chamber 10 Exhaust pipe 14.It is envisioned that the smell flat panel display of the air-conditioning thermal insulation material should further include other some function Energy module, such as mounting assembly, electric component organize arrangement and control device etc., are known by those skilled in the art Technology, be no longer described in detail one by one herein.
The cross section of the temperature control chamber 10 can be ellipse, and the long axis of the ellipse is parallel to horizontal plane.Certainly may be used With it is contemplated that the cross section of the temperature control chamber 10 can also be other shapes, such as round, rectangle etc., but elliptic cross-section is more The steady flow trace for closing air-flow.It is understood that the axial ends of the temperature control chamber 10 is also respectively provided with a door, each The peep hole for observing inner case is provided on door, which can be by stainless steel framework, the enough transparent tempering of intensity Heatproof glass and heatproof sealing rubber ring composition.The temperature control chamber 10 can be made of stainless steel material, specifically in order to reduce Cost, only inner wall is made the temperature control chamber 10 of stainless steel material, and outer wall can coat the material of other low costs, such as resistance to height The glass reinforced plastic of temperature.The temperature control chamber 10 includes one for stacking the material of processed material on the direction perpendicular to horizontal plane Laydown area 101 and a heating zone 102 positioned at 101 lower part of placing of material area.The placing of material area 101 is used for Stacking various needs material to be treated.Setting is having heater in the heating zone 102, for being promoted in the temperature control chamber Temperature.The heater can be one or more of heating wire, infrared heating device or steam heater.Into one Step ground, when the heater is heating wire or infrared heating device, between the heating zone 102 and placing of material area 101 It is provided with separation net.In the present embodiment, the heater is steam heater, and is arranged on the storing unit 11 useful In ventilative through-hole.
The storing unit 11 is arranged in the placing of material area 101 and for storing processed material.Because in reality Border in use, processed material is placed by two ways, a kind of mode be by processed material winding up on a central axis, Another way formula does not have central axis, and processed material is directly rolled into roll, and then multireel processed material is stacked on pallet On.For first way, the storing unit 11 can be the guide rail of at least one layer of horizontally spaced arrangement, such as two Layer, three layers.The direct cross-arm of central axis is on two spaced guide rails.And for the second way, the storage dress Set 11 support frames that can be erected at at least one layer in the temperature control chamber 10.The support frame can be for by more steel cross phases Hand over the frame of welding.In the present embodiment, the storing unit 11 is two layers of spaced guide rail.
The air interchanger 12 include it is a set of be connected to the placing of material area 101 take feed channel 121, it is a set of to be taken with this The blower 122 and a set of admission line being connect with the blower 122 and be connected to the heating zone 102 that feed channel 122 connects 123.It is described to take feed channel 121 that connected by the way that the ozzle in the placing of material area 101 is arranged in for hose, connect It connects direction and should be technology known by those skilled in the art, details are not described herein.The blower 122 should be an exhausting Machine is used to take feed channel 121 to draw out by the air in placing of material area 101 by described, then passes through air inlet pipe again The speed for reaching in heating zone 102 and forcing to accelerate the flowing of the air in the temperature control chamber 10 is returned in road 123, so as to improve The evaporation rate of volatile materials in processed material.It will be apparent to a skilled person that the blower 122 should It is a kind of prior art, therefore is only illustrated in figure with box.Air is flowed the setting position for taking feed channel 121 Speed be it is critically important, it is described to take feed channel 121 that the placing of material be set on the direction perpendicular to horizontal plane The top in area 101, and the bottom of the heating zone 102 should be arranged in the admission line 123.Further, the heating Area 102 further includes having the temperature sensor on multiple inner walls for being arranged at intervals on the temperature control chamber to acquire the intracavitary each portion of the temperature control The real-time temperature of position, to be conducive in time control the temperature in the temperature control chamber 10.
The pump 13 is used for by the pressure reduction in the temperature control chamber 10 to a certain numerical value, so that volatile materials is being pressed Accelerate to evaporate under power.The pump 13 is connected to the top in the placing of material area 101 on the direction perpendicular to horizontal plane, Comes out and discharge in time so that being conducive to volatile organic matter diffusive migration from processed material.It is envisioned that The positive-negative pressure gauge (vacuum table) of detection inside cavity vacuum degree is additionally provided on the cavity wall of the temperature control chamber 10, according to described The pressure tabular value of positive-negative pressure gauge is come the pressure that controls the working condition of the pump in favor of in time controlling in the temperature control chamber 10 Power.
The exhaust pipe 14 is used to that extraneous fresh air to be made to swap with internal foul atmosphere.It is contemplated that It is that a switch can be set on the exhaust pipe 14, such as valve opens the valve when needing to open exhaust pipe 14 Door, and when not needing to open exhaust pipe 14, then shut the valve.Usually at first, the exhaust pipe 14 are closed, and after a period of work, which can just be opened.When the device to de-taste works a period of time It afterwards, is negative pressure in the temperature control chamber 10 due to the effect of the pump 13, when the exhaust pipe 14 is opened, in inside and outside differential pressure Under the action of, fresh air can be entered naturally in the temperature control chamber 10.And at this time since pump 13 is still working, it can will control The exhaust gas of warm chamber 10 is sucked out, and more fresh airs are sucked.In order to allow gas to exchange and be discharged as soon as possible, vertical The top in the placing of material area 101 is connected in exhaust passage 14 described on the direction of horizontal plane.
Therefore, the smell flat panel display of the air-conditioning thermal insulation material further includes the emission-control equipment being connected to the pump 15.The emission-control equipment 15 can be handled the exhaust gas being discharged from pump 14, to avoid pollution environment.
In addition, in order to make it is processed after material have certain fragrance, the smell flat panel display of the air-conditioning thermal insulation material It further include the fragrance gas generator 16 being arranged on the admission line 123 and the control fragrance gas The fragrance release control device 161 of generator 16.Volatility usually in the processing later period of processed material, processed material When gas is processed much the same, by the way that certain fragrance is added, unpleasant taste is further removed, can also be improved the quilt The individual character for handling material, such as the sponge of rose taste, the textile etc. of Gulong perfume taste.
Further, the smell flat panel display of the air-conditioning thermal insulation material further includes a setting in the admission line The anion control device of anion gas generator 17 and a control anion gas generator 17 on 123 171.Scientific experiment show anion not only air can be purified, dedusting, taste removal, sterilizing, can also make an initiative sally and catch Catch the harmful substance in air.Therefore the escaping gas in the processing later period of processed material, processed material has been located Reason it is much the same when, by be added anion, can further remove unpleasant taste, improve the smell of processed material Grade.
Compared with prior art, the smell flat panel display of air-conditioning thermal insulation material provided by the invention passes through the heating zone 102 heating, so that the temperature of the temperature control chamber 10 reaches a certain numerical value, to make odoring substance in air-conditioning thermal insulation material such as Can volatile organic compound fast transferring from material come out.Meanwhile negative pressure or certain vacuum degree are formed by aspirating in time, allow heat In the processed material of processing can the vapour pressure of volatile organic compound differ and become larger with saturated vapor pressure value at this temperature, from And smell volatilization effect can be improved, the volatilization time can also be shortened.To be made by the device to de-taste using in vapour The oder levels of air-conditioning thermal insulation material in vehicle drop to 3 grades or so, reach the requirement that passenger car uses.
The foregoing is merely a prefered embodiment of the invention, is not used to limitation protection scope of the present invention, any in the present invention Modification, equivalent replacement or improvement in spirit etc., all cover in scope of the presently claimed invention.

Claims (10)

1. a kind of smell flat panel display of air-conditioning thermal insulation material, it is characterised in that: the smell volatilization of the air-conditioning thermal insulation material is set Standby includes a temperature control chamber, and one is set on the storing unit in the temperature control chamber and for storing processed material, and one is arranged The air interchanger on the outside of the temperature control chamber is set on the temperature control chamber and is arranged in, one is set on the pump on the temperature control chamber, with And one be set on exhaust pipe on the temperature control chamber, the temperature control chamber includes a use on the direction perpendicular to horizontal plane It is located at the heating zone of placing of material area lower part, the storage in the placing of material area for stacking processed material and one Device is arranged in the placing of material area, and the heating zone is used to promote the temperature in the temperature control chamber, the air interchanger Including it is a set of be connected to the placing of material area take feed channel, it is a set of with the blower for taking feed channel to connect and it is a set of with The admission line that the blower is connected and is connected to the heating zone, the pump is connected to the material on the direction of vertical level Expect the top of laydown area, the exhaust passage is connected to the top in the placing of material area on the direction perpendicular to horizontal plane.
2. the smell flat panel display of air-conditioning thermal insulation material as described in claim 1, it is characterised in that: the temperature control chamber it is transversal Face is ellipse, and the long axis of the ellipse is parallel to horizontal plane, and the inner wall of the temperature control chamber is made of stainless steel material.
3. the smell flat panel display of air-conditioning thermal insulation material as described in claim 1, it is characterised in that: the storing unit is extremely The guide rail of few one layer of horizontally spaced arrangement.
4. the smell flat panel display of air-conditioning thermal insulation material as described in claim 1, it is characterised in that: the storing unit is extremely A few layer frame is located at the intracavitary support frame of the temperature control.
5. the smell flat panel display of air-conditioning thermal insulation material as described in claim 1, it is characterised in that: be arranged in the heating zone There is heater, the heater is one or more of heating wire, infrared heating device or steam heater.
6. the smell flat panel display of air-conditioning thermal insulation material as described in claim 1, it is characterised in that: when the heater is electricity When heated filament or infrared heating device or steam heater, it is provided with separation net between the heating zone and placing of material area, And it is provided on the storing unit for ventilative through-hole.
7. the smell flat panel display of air-conditioning thermal insulation material as described in claim 1, it is characterised in that: the air-conditioning thermal insulation material Smell flat panel display further include the fragrance gas generator being arranged on the admission line and one control described in The fragrance release control device of fragrance gas generator.
8. the smell flat panel display of air-conditioning thermal insulation material as described in claim 1, it is characterised in that: the air-conditioning thermal insulation material Smell flat panel display further include the anion gas generator being arranged on the admission line and a control institute State the anion control device of anion gas generator.
9. the smell flat panel display of air-conditioning thermal insulation material as described in claim 1, it is characterised in that: the air-conditioning thermal insulation material Smell flat panel display further include the emission-control equipment being connected to the exhaust management.
10. the smell flat panel display of air-conditioning thermal insulation material as described in claim 1, it is characterised in that: also wrap the heating zone The temperature sensor on multiple inner walls for being arranged at intervals on the temperature control chamber is included to acquire the instant of the intracavitary each position of the temperature control Temperature and a setting are in the cavity for measuring the positive-negative pressure gauge of cavity internal pressure, according to the positive/negative pressure The pressure tabular value of table controls the working condition of the pump.
CN201910584182.4A 2019-07-01 2019-07-01 The smell flat panel display of air-conditioning thermal insulation material Pending CN110318195A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910584182.4A CN110318195A (en) 2019-07-01 2019-07-01 The smell flat panel display of air-conditioning thermal insulation material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910584182.4A CN110318195A (en) 2019-07-01 2019-07-01 The smell flat panel display of air-conditioning thermal insulation material

Publications (1)

Publication Number Publication Date
CN110318195A true CN110318195A (en) 2019-10-11

Family

ID=68122134

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910584182.4A Pending CN110318195A (en) 2019-07-01 2019-07-01 The smell flat panel display of air-conditioning thermal insulation material

Country Status (1)

Country Link
CN (1) CN110318195A (en)

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Application publication date: 20191011

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