CN114217024A - Building material volatility detection device and method thereof - Google Patents
Building material volatility detection device and method thereof Download PDFInfo
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- CN114217024A CN114217024A CN202111543623.XA CN202111543623A CN114217024A CN 114217024 A CN114217024 A CN 114217024A CN 202111543623 A CN202111543623 A CN 202111543623A CN 114217024 A CN114217024 A CN 114217024A
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- 238000001514 detection method Methods 0.000 title claims abstract description 80
- 239000004566 building material Substances 0.000 title claims abstract description 55
- 238000000034 method Methods 0.000 title claims description 14
- 238000010438 heat treatment Methods 0.000 claims abstract description 33
- 239000000126 substance Substances 0.000 claims abstract description 20
- 230000017525 heat dissipation Effects 0.000 claims description 42
- 239000000428 dust Substances 0.000 claims description 19
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 18
- 239000010949 copper Substances 0.000 claims description 16
- 229910052802 copper Inorganic materials 0.000 claims description 16
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 8
- 230000005855 radiation Effects 0.000 claims description 7
- 239000004065 semiconductor Substances 0.000 claims description 7
- 239000012535 impurity Substances 0.000 claims description 6
- 239000000741 silica gel Substances 0.000 claims description 6
- 229910002027 silica gel Inorganic materials 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 4
- 238000005057 refrigeration Methods 0.000 claims description 4
- 230000002035 prolonged effect Effects 0.000 abstract description 5
- 238000004140 cleaning Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000012634 fragment Substances 0.000 description 3
- 210000003437 trachea Anatomy 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 210000004754 hybrid cell Anatomy 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- -1 piece Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
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Abstract
The invention relates to a building material volatility detection device, which comprises: the device comprises a detection device body, a mixing cavity and a control device, wherein a volatilization cavity and the mixing cavity are arranged in the detection device body; the air inlet unit is arranged on the side wall of the detection device main body; the heating element is arranged in the detection device main body; the building material fixing piece is arranged inside the detection device main body; the detector is used for detecting volatile substances of the building materials; compared with the prior art, the detection device has the advantages that the practicability of the detection device is improved, and the service life of the detection device is prolonged.
Description
Technical Field
The invention relates to a building material volatility detection device and a method thereof.
Background
Indoor Air Quality (IAQ) means in a specific environment, some key elements in the air are to people's life, the suitable degree of work, air quality in the past mainly uses temperature, humidity as main, along with the improvement of modern building leakproofness, make indoor harmful gas can not discharge, the volatile harmful gas of fitment building materials, new focus has been made, building materials volatility detection device that is widely used at present structure is comparatively complicated, it is not convenient enough, and it is comparatively difficult to maintain, the practicality is low, thereby the device causes the harm to the device in order to inhale outside pollutant such as piece, dust in the testing process china content, the life of device has been reduced, simultaneously detection device is lower to the detection precision of volatile materials, therefore it is necessary to make the improvement.
Disclosure of Invention
The present invention is directed to solving one of the technical problems of the prior art.
The technical scheme of the invention is realized as follows: a building materials volatility detection device which characterized by comprising:
the device comprises a detection device body, a mixing cavity and a control device, wherein a volatilization cavity and the mixing cavity are arranged in the detection device body;
an air intake unit provided on a side wall of the detection device main body;
a heating member disposed inside the detection device main body;
the building material fixing piece is arranged inside the detection device main body;
a detector for detecting volatile substances of the building material;
the detector is arranged at the upper end of the detection device body, and an air outlet is formed in the detector.
By adopting the technical scheme, compared with the prior art, the detection device disclosed by the invention is simple in structure and convenient to operate, and the detection precision is improved.
The invention is further configured to: the intake unit further includes:
the dust collecting box is arranged on two sides of the air inlet pipe;
the filter plate is movably arranged on the air inlet pipe in a penetrating way;
the brush plate is provided with a plurality of brushes;
the filter plate can move along the radial direction of the air inlet pipe through the driving device, the brush is abutted to the surface of the filter plate, the brush plate and the filter plate are both located inside the dust collection box, and a cleaning opening is formed in the dust collection box.
Further comprising:
a mixing unit for thoroughly mixing a volatile gas;
a heat dissipation unit for controlling a temperature of the heating member;
the heat dissipation unit is arranged on the side wall of the detection device body and attached to the back face of the heating element.
The mixing unit further comprises:
the mixing box is internally provided with a primary mixing cavity and a convection cavity;
the spiral air pipe is arranged in the primary mixing cavity;
the upper end and the detector intercommunication of mixing box, spiral air pipe's one end with volatilize the chamber intercommunication, the other end and convection current chamber intercommunication.
The mixing unit further comprises:
the flow baffle is arranged in the convection cavity;
the sieve plate is arranged in the convection cavity;
the flow baffle plates are symmetrically arranged on two sides of the convection cavity, and the sieve plate is positioned between the flow baffle plates.
The heat dissipation unit further includes:
the heat dissipation device comprises a heat dissipation shell, a heat dissipation hole is formed in the heat dissipation shell, and a heat conduction copper plate and heat conduction silica gel are arranged on one side of the heat dissipation shell;
the mounting rack is provided with radiating fins;
a heat radiation fan;
wherein, the heat dissipation shell is through heat conduction copper and heat conduction silica gel and detection device main part lateral wall fixed connection and be located the back of heating member, the mounting bracket is fixed to be set up on the lateral wall of heat conduction copper and be located the heat dissipation shell, cooling fan sets up in the fin.
The present invention is preferably: the radiating holes are uniformly distributed on the two side walls of the radiating shell and the surface of one side far away from the heat conducting copper plate.
By adopting the technical scheme, compared with the prior art, the invention has the beneficial effects that:
the detection precision of the volatile substances of the building materials is improved;
the service life of the detection device is prolonged;
the detection device is convenient to use.
The invention also discloses a detection method suitable for the building material volatility detection device, which is characterized by comprising the following steps of:
s1: opening the movable door to install the building material on the building material fixing piece;
s2: starting the heating element to heat the building material, so that volatile substances in the building material are dispersed into the volatilization cavity, dissipating heat generated in the heating process of the heating element by the heat dissipation unit, and controlling the temperature of the heating element within a safety range;
s3: the air in the volatilization cavity flows through the air inlet unit, so that the air in the volatilization cavity moves into the mixing cavity, and the volatile substances are fully and uniformly mixed with the air by the mixing unit;
s4: the volatile substances are fully and uniformly mixed with air and then enter a detector through a mixing unit so as to be detected;
s5: after the filter filters piece, dust, drive arrangement drives the filter along intake pipe radial movement, and the piece impurity brush of adhesion on the filter is down removed at the in-process brush of removing.
By adopting the technical scheme, compared with the prior art, the building material detection device is convenient for a user to detect the building material by using the detection device, and the working efficiency is improved.
The advantageous effects of the present invention will be explained in detail in the embodiments, thereby making the advantageous effects more apparent.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention.
FIG. 2 is a schematic view of the main structure of the detecting device.
Fig. 3 is a schematic structural diagram of a heat dissipation unit.
Fig. 4 is a schematic diagram of a hybrid cell structure.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1:
as shown in fig. 1 to 4, an embodiment of the present application provides a building material volatility detecting apparatus, including:
the detection device comprises a detection device body 1, wherein a volatilization cavity 100 and a mixing cavity 101 are arranged in the detection device body 1, and a movable door 2 is arranged on the detection device body 1;
an air inlet unit 3, wherein the air inlet unit 3 is arranged on the side wall of the detection device main body 1;
a heating member 4, the heating member 4 being disposed inside the inspection device main body 1;
a building material fixing member 5, wherein the building material fixing member 5 is arranged in the detection device main body 1;
the detector 6 is used for detecting volatile substances of the building materials;
wherein, the detector 6 is arranged at the upper end of the detection device body 1, and the detector 6 is provided with an air outlet 61.
In the embodiment of the application, the building material volatility detection device is adopted, in the using process, the movable door is opened to install building materials to be detected on the building material fixing piece, then the movable door is closed and the heating element is started, after the building materials are heated, volatile substances contained in the building materials volatilize into the volatilization cavity, then the air flowing in the volatilization cavity is driven by the air inlet unit, the volatile substances enter into the mixing cavity along with the air flowing to be fully mixed, and then enter into the detector to be detected.
Example 2:
in this embodiment, in addition to the structural features of the previous embodiment, the further intake unit 3 further includes:
an air inlet pipe 31, wherein dust boxes 36 are arranged on two sides of the air inlet pipe 31;
the filter plate 32 is movably arranged on the air inlet pipe 31 in a penetrating way;
the brush plate 33, the brush plate 33 is provided with a plurality of brushes 34;
wherein, the filter plate 32 can move along the radial direction of the air inlet pipe 31 through the driving device 35, the brush 34 is abutted against the surface of the filter plate 32, the brush plate 33 and the filter plate 32 are both positioned inside the dust collection box 36, and the dust collection box 36 is provided with a cleaning port 37.
In the embodiment of the application, the building material volatility detection device is adopted, in the use process, when the air in the volatilization cavity is driven to flow through the air inlet unit, the filter plate can filter impurities such as fragments and dust, the phenomenon that the detection device is damaged due to the fragments and the dust is reduced, the detection precision is improved, meanwhile, the driving device drives the filter plate to move along the radial direction of the air inlet pipe, the filter plate is moved to a section in the dust collection box by the brushes and is brushed down by the impurities such as the fragments and the dust attached to the section, the service life of the filter plate is prolonged, frequent replacement of the filter plate is not needed, the impurities in the dust collection box are cleaned through the cleaning port, and compared with the prior art, the detection precision and the service life of the detection device are improved.
Example 3:
in this embodiment, in addition to the structural features of the foregoing embodiment, the method further includes:
the mixing unit 7 is used for fully mixing the volatile gas by the mixing unit 7;
a heat radiation unit 8, the heat radiation unit 8 being used for controlling the temperature of the heating member 4;
wherein, the mixing unit 7 is arranged in the mixing cavity 101, and the heat radiating unit 8 is arranged on the side wall of the detection device main body 1 and is attached to the back surface of the heating element 4.
In the embodiment of the application, adopt foretell building materials volatility detection device, in the use, mixing unit can be with volatile gas misce bene abundant, has improved detection device's detection precision, and the radiating unit can keep heating member self temperature stable, prevents that overheated phenomenon from appearing in the heating member.
Example 4:
in this embodiment, in addition to the structural features of the previous embodiment, the further mixing unit 7 further comprises:
a mixing box 71, wherein a primary mixing cavity 710 and a convection cavity 711 are arranged in the mixing box 71;
the spiral air pipe 72, the spiral air pipe 72 is arranged in the primary mixing cavity 710;
wherein, the upper end of the mixing box 71 is communicated with the detector 6, one end of the spiral air pipe 72 is communicated with the volatilization cavity 100, and the other end is communicated with the convection cavity 711.
The mixing unit 7 further comprises:
a baffle plate 73, the baffle plate 73 being disposed in the convection chamber 711;
a mesh plate 74, the mesh plate 74 being disposed in the convection chamber 711;
the flow baffles 73 are symmetrically disposed on both sides of the convection chamber 711, and the perforated plate 74 is disposed between the flow baffles 73.
In the embodiment of this application, adopt foretell building materials volatility detection device, in the use, volatile substance enters into the spiral trachea of just mixing the intracavity along with the air flow, thereby spiral trachea can increase the area of contact of volatile substance and air abundant with volatile substance and air mixing, the precision of detection has further been improved, after spiral trachea, volatile substance enters into the convection current chamber along with the air current, the baffling board in the convection current chamber acts on the air and makes the air produce the air current of circling round, further with volatile gas mixing abundant, detection device's detection precision has been improved.
Example 5:
in this embodiment, in addition to the structural features of the previous embodiment, the further heat dissipation unit 8 further includes:
the heat dissipation device comprises a heat dissipation shell 81, wherein heat dissipation holes 810 are formed in the heat dissipation shell 81, and a heat conduction copper plate 82 and heat conduction silica gel 83 are arranged on one side of the heat dissipation shell 81;
a mounting rack 84, wherein the mounting rack 84 is provided with a radiating fin 85;
a heat radiation fan 86;
wherein, the heat dissipation shell 81 is fixedly connected with the side wall of the detection device body 1 through the heat conduction copper plate 82 and the heat conduction silica gel 83 and is located at the back of the heating element 4, the mounting frame 84 is fixedly arranged on the side wall of the heat conduction copper plate 82 and is located in the heat dissipation shell 81, and the heat dissipation fan 86 is arranged in the heat dissipation fin 85.
The heat dissipating unit 8 further includes:
the semiconductor refrigerating piece 87, the semiconductor refrigerating piece 87 is arranged in the mounting rack 84;
the fan frame 88, the fan frame 88 is set up in the air-cooling fin 85;
the heat dissipation fan 86 is disposed in the heat dissipation fin 85 through a fan frame 88 and is located on a side of the semiconductor cooling fin 87 away from the heat-conducting copper plate 82.
The heat radiation holes 810 are uniformly distributed on both side walls of the heat radiation case 81 and the surface of the side away from the heat conductive copper plate 82.
In the embodiment of the application, by adopting the building material volatility detection device, when the heating element works in the use process, the heat generated by the heating element is transferred to the detection device body and transferred to the heat-conducting copper plate through the heat-conducting silicone grease, the semiconductor refrigeration sheet can improve the heat exchange efficiency between the heat-conducting copper sheet and the radiating fin, the heat on the radiating fin can be quickly radiated to the air under the action of the fan, the overheating phenomenon of the heating element is reduced, the service life of the detection device is further prolonged,
example 6:
in addition to the structural features of the foregoing embodiments, the present embodiment further discloses a detection method suitable for the building material volatility detection apparatus, which is characterized by including the following steps:
s1: opening the movable door 2 to install the building materials on the building material fixing piece 5;
s2: starting the heating element 4 to heat the building materials, so that volatile substances in the building materials are dispersed into the volatilization cavity 100, dissipating heat generated in the heating process of the heating element 4 by the heat dissipation unit 8, and controlling the temperature of the heating element 4 within a safe range;
s3: the air in the volatilization cavity 100 is made to flow through the air inlet unit 3, so that the air in the volatilization cavity 100 moves into the mixing cavity 101, and the mixing unit 7 mixes the volatile substances with the air sufficiently and uniformly;
s4: the volatile substances are fully and uniformly mixed with air and then enter a detector 6 through a mixing unit 7 so as to be detected;
s5: after the filter plate filters the debris and dust, the driving device 35 drives the filter plate 32 to move along the air inlet pipe 31 in the radial direction, and the brush 34 brushes down the debris and impurities adhered to the filter plate 32 during the moving process.
In the embodiment of the application, by adopting the method for detecting the volatility of the building material, a user can conveniently use the detection device to detect the building material in the using process, so that the working efficiency is improved, the phenomenon that the detection device is damaged can be reduced, and the service life of the detection device is prolonged.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (9)
1. A building materials volatility detection device which characterized by comprising:
the device comprises a detection device body (1), wherein a volatilization cavity (100) and a mixing cavity (101) are arranged in the detection device body (1), and a movable door (2) is arranged on the detection device body (1);
an air inlet unit (3), wherein the air inlet unit (3) is arranged on the side wall of the detection device main body (1);
a heating member (4), the heating member (4) being disposed inside the detection device main body (1);
a building material fixture (5), wherein the building material fixture (5) is arranged in the detection device main body (1);
a detector (6), wherein the detector (6) is used for detecting volatile substances of the building materials;
the detector (6) is arranged at the upper end of the detection device main body (1), and an air outlet (61) is formed in the detector (6).
2. A building material volatility detection apparatus according to claim 1, wherein said air intake unit (3) further comprises:
the dust collecting box is characterized by comprising an air inlet pipe (31), wherein dust collecting boxes (36) are arranged on two sides of the air inlet pipe (31);
the filter plate (32), the said filter plate (32) is worn and set up on the air inlet pipe (31) movably;
the brush plate (33), a plurality of brushes (34) are arranged on the brush plate (33);
wherein, filter plate (32) can follow intake pipe (31) radial movement through drive arrangement (35), brush (34) and filter plate (32) surface butt, brush board (33) and filter plate (32) all are located dust collection box (36) inside, be provided with clearance mouth (37) on the dust collection box (36).
3. A building material volatility detection apparatus of claim 2, further comprising:
a mixing unit (7), wherein the mixing unit (7) is used for fully mixing the volatile gas;
a heat dissipation unit (8), the heat dissipation unit (8) being configured to control a temperature of the heating member (4);
the mixing unit (7) is arranged in the mixing cavity (101), and the heat dissipation unit (8) is arranged on the side wall of the detection device body (1) and attached to the back surface of the heating element (4).
4. A building material volatility detection apparatus according to claim 3, wherein said mixing unit (7) further comprises:
a mixing box (71), wherein a primary mixing cavity (710) and a convection cavity (711) are arranged in the mixing box (71);
a helical gas pipe (72), the helical gas pipe (72) being disposed in the primary mixing chamber (710);
the upper end of the mixing box (71) is communicated with the detector (6), one end of the spiral air pipe (72) is communicated with the volatilization cavity (100), and the other end of the spiral air pipe is communicated with the convection cavity (711).
5. A building material volatility detection apparatus according to claim 4, wherein the mixing unit (7) further comprises:
a flow baffle plate (73), the flow baffle plate (73) being disposed in the convection chamber (711);
a perforated plate (74), the perforated plate (74) being disposed in a convection chamber (711);
the flow baffles (73) are symmetrically arranged on two sides of the convection cavity (711), and the sieve plate (74) is positioned between the flow baffles (73).
6. A building material volatility detection apparatus according to claim 3, wherein said heat dissipation unit (8) further comprises:
the heat dissipation device comprises a heat dissipation shell (81), wherein heat dissipation holes (810) are formed in the heat dissipation shell (81), and a heat conduction copper plate (82) and heat conduction silica gel (83) are arranged on one side of the heat dissipation shell (81);
the mounting rack (84) is provided with a radiating fin (85);
a heat radiation fan (86);
wherein, heat dissipation shell (81) are through heat conduction copper (82) and heat conduction silica gel (83) and detection device main part (1) lateral wall fixed connection and are located the back of heating member (4), mounting bracket (84) are fixed to be set up on the lateral wall of heat conduction copper (82) and are located heat dissipation shell (81), cooling fan (86) set up in fin (85).
7. A building material volatility detection apparatus according to claim 6, wherein the heat dissipation unit (8) further comprises:
the semiconductor refrigeration piece (87), the semiconductor refrigeration piece (87) is arranged in the mounting rack (84);
a fan frame (88), the fan frame (88) disposed in the heat sink (85);
the heat dissipation fan (86) is arranged in the heat dissipation fins (85) through a fan frame (88) and is located on one side, away from the heat conduction copper plate (82), of the semiconductor refrigeration fin (87).
8. The building material volatility detection apparatus of claim 7, wherein: the heat dissipation holes (810) are uniformly distributed on the two side walls of the heat dissipation shell (81) and the surface of one side far away from the heat conduction copper plate (82).
9. A method for detecting a volatility of a building material of claim 3, comprising the steps of:
s1: opening the movable door (2) to install the building materials on the building material fixing piece (5);
s2: starting the heating element (4) to heat the building materials, so that volatile substances in the building materials are dispersed into the volatilization cavity (100), dissipating heat generated in the heating process of the heating element (4) by the heat dissipation unit (8), and controlling the temperature of the heating element (4) within a safe range;
s3: the air in the volatilization cavity (100) flows through the air inlet unit (3), so that the air in the volatilization cavity (100) moves into the mixing cavity (101), and the volatile substances are fully and uniformly mixed with the air by the mixing unit (7);
s4: the volatile substances are fully and uniformly mixed with air and then enter a detector (6) through a mixing unit (7) to be detected;
s5: after the filter plate filters the debris and the dust, the driving device (35) drives the filter plate (32) to move along the air inlet pipe (31) in the radial direction, and the hairbrush (34) brushes down the debris impurities adhered to the filter plate (32) in the moving process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111543623.XA CN114217024B (en) | 2021-12-16 | 2021-12-16 | Building material volatility detection device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111543623.XA CN114217024B (en) | 2021-12-16 | 2021-12-16 | Building material volatility detection device and method |
Publications (2)
| Publication Number | Publication Date |
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| CN114217024A true CN114217024A (en) | 2022-03-22 |
| CN114217024B CN114217024B (en) | 2024-02-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111543623.XA Active CN114217024B (en) | 2021-12-16 | 2021-12-16 | Building material volatility detection device and method |
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| JP2006133170A (en) * | 2004-11-09 | 2006-05-25 | Japan Paint Inspection Association | Device for measuring volatile organic compound released from building material and measuring machine container using it |
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| CN110988261A (en) * | 2019-11-22 | 2020-04-10 | 上海理工大学 | Device for uniformly mixing anesthetic gas and detecting concentration of anesthetic gas |
| CN111239336A (en) * | 2020-01-14 | 2020-06-05 | 郗丹 | Building materials empty gas detection surveys system |
| CN211856593U (en) * | 2020-03-26 | 2020-11-03 | 安徽省庆新家具有限公司 | Detection device for furniture material |
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2021
- 2021-12-16 CN CN202111543623.XA patent/CN114217024B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006133170A (en) * | 2004-11-09 | 2006-05-25 | Japan Paint Inspection Association | Device for measuring volatile organic compound released from building material and measuring machine container using it |
| CN107966532A (en) * | 2017-12-08 | 2018-04-27 | 东莞市升微机电设备科技有限公司 | Simple cabin is tested and pre-processed to formaldehyde or VOC burst sizes |
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| CN110988261A (en) * | 2019-11-22 | 2020-04-10 | 上海理工大学 | Device for uniformly mixing anesthetic gas and detecting concentration of anesthetic gas |
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| CN211856593U (en) * | 2020-03-26 | 2020-11-03 | 安徽省庆新家具有限公司 | Detection device for furniture material |
| CN212649908U (en) * | 2020-08-27 | 2021-03-02 | 常州汇邦电子有限公司 | Heat radiation structure for temperature controller |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114217024B (en) | 2024-02-20 |
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