CN114217024B - Building material volatility detection device and method - Google Patents

Building material volatility detection device and method Download PDF

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Publication number
CN114217024B
CN114217024B CN202111543623.XA CN202111543623A CN114217024B CN 114217024 B CN114217024 B CN 114217024B CN 202111543623 A CN202111543623 A CN 202111543623A CN 114217024 B CN114217024 B CN 114217024B
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detection device
heat dissipation
unit
main body
mixing
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CN114217024A (en
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肖乐春
林敏�
方志城
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Zhejiang Citic Testing Co ltd
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Zhejiang Citic Testing Co ltd
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/0004Gaseous mixtures, e.g. polluted air

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
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  • Food Science & Technology (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
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  • General Health & Medical Sciences (AREA)
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Abstract

The invention relates to a building material volatility detection device, which comprises: the detection device comprises a detection device main body, wherein a volatilization cavity and a mixing cavity are arranged in the detection device main body, and a movable door is arranged on the detection device main body; the air inlet unit is arranged on the side wall of the detection device main body; the heating piece is arranged inside the detection device main body; the building material fixing piece is arranged in the detection device main body; the detector is used for detecting volatile substances of the building materials; the detector is arranged at the upper end of the detection device main body, and the air outlet is arranged on the detector.

Description

Building material volatility detection device and method
Technical Field
The invention relates to a device and a method for detecting the volatility of building materials.
Background
Indoor Air Quality (IAQ) means that in a specific environment, the proper degree of certain elements in the air to people's life, work, the air quality in the past mainly is temperature, humidity, along with the improvement of modern building airtight, make indoor harmful gas not obtain discharging, the harmful gas of fitment building materials volatilizing becomes new attention point, the building materials volatility detection device structure of present widely used is comparatively complicated, it is inconvenient to use, and the maintenance is comparatively difficult, the practicality is low, thereby the device is in order to inhale outside piece, pollutant such as dust and cause the harm to the device in the detection process chinese content, the life of device has been reduced, detection device is lower to volatile material's detection precision simultaneously, thereby it is necessary to make the improvement.
Disclosure of Invention
The invention aims to solve one of the technical problems existing in the prior art.
The technical scheme of the invention is realized as follows: a building material volatility detection device, comprising:
the detection device comprises a detection device main body, wherein a volatilization cavity and a mixing cavity are arranged in the detection device main body, and a movable door is arranged on the detection device main body;
an air intake unit provided on a side wall of the detection device main body;
the heating piece is arranged inside the detection device main body;
the building material fixing piece is arranged in the detection device main body;
the detector is used for detecting volatile substances of building materials;
the detector is arranged at the upper end of the detection device main body, and an air outlet is formed in the detector.
By adopting the technical scheme, compared with the prior art, the detection device provided by the invention has the advantages that the structure is simple, the operation is convenient, and the detection precision is improved.
The invention is further provided with: the air intake unit further includes:
the dust collection 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 can radially move along the air inlet pipe through the driving device, the brush is abutted to the surface of the filter, the brush plate and the filter are both positioned inside the dust collection box, and a cleaning opening is formed in the dust collection box.
Further comprises:
a mixing unit for sufficiently mixing the volatile gases;
the heat dissipation unit is used for controlling the temperature of the heating element;
the mixing unit is arranged in the mixing cavity, and the heat dissipation unit is arranged on the side wall of the detection device main body and is attached to the back surface of the heating piece.
The mixing unit further includes:
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 of the mixing box is communicated with the detector, one end of the spiral air pipe is communicated with the volatilizing cavity, and the other end of the spiral air pipe is communicated with the convection cavity.
The mixing unit further includes:
the flow baffle plate is arranged in the convection cavity;
a sieve plate arranged in the convection cavity;
the flow baffle plates are symmetrically arranged on two sides of the convection cavity, and the sieve pore plates are positioned between the flow baffle plates.
The heat dissipation unit further includes:
the heat dissipation shell is provided with a heat dissipation hole, and one side of the heat dissipation shell is provided with a heat conduction copper plate and heat conduction silica gel;
the mounting frame is provided with cooling fins;
a heat radiation fan;
the heat dissipation shell is fixedly connected with the side wall of the main body of the detection device through the heat conduction copper plate and the heat conduction silica gel and is positioned on the back of the heating piece, the mounting frame is fixedly arranged on the side wall of the heat conduction copper plate and is positioned in the heat dissipation shell, and the heat dissipation fan is arranged in the heat dissipation fin.
The invention preferably comprises the following steps: the heat dissipation holes are uniformly distributed on the two side walls of the heat dissipation shell and the surface of one side far away from the heat conduction copper plate.
By adopting the technical scheme, compared with the prior art, the invention has the beneficial effects that:
the detection precision of the building material volatile substances 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 mount 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, and the heat dissipation unit dissipates heat generated in the heating process of the heating element to control the self temperature of the heating element to be within a safe range;
s3: the air in the volatilization cavity flows through the air inlet unit, so that the air in the volatilization cavity moves to the mixing cavity, and the mixing unit sufficiently and uniformly mixes the volatile substances with the air;
s4: the volatile substances and the air are fully and uniformly mixed and then enter the detector through the mixing unit so as to be detected;
s5: after the filter plates filter the scraps and dust, the driving device drives the filter plates to radially move along the air inlet pipe, and the hairbrushes brush down scraps and impurities adhered to the filter plates in the moving process.
By adopting the technical scheme, compared with the prior art, the invention is convenient for a user to detect the building materials by using the detection device, and improves the working efficiency.
The beneficial effects of the present invention will be described in detail in the examples, thereby making the beneficial effects more apparent.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the invention, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic diagram of the main structure of the detection device.
Fig. 3 is a schematic diagram of a heat dissipating unit.
Fig. 4 is a schematic diagram of a hybrid unit structure.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1:
as shown in fig. 1 to 4, an embodiment of the present application provides a building material volatility detection 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, the air inlet unit 3 being provided on a side wall of the detection device body 1;
a heating element 4, the heating element 4 being disposed inside the detection device body 1;
a building material fixing member 5, wherein the building material fixing member 5 is arranged in the detection device main body 1;
a detector 6, the detector 6 is used for detecting volatile matters of the building materials;
wherein the detector 6 is disposed at the upper end of the detecting device body 1, and the detector 6 is provided with an air outlet 61.
In this embodiment of the application, adopt above-mentioned building materials volatility detection device, in the use, open the dodge gate and install the building materials that await measuring on the building materials mounting, then close the dodge gate and start the heating piece, after the building materials are heated, the volatile matter that contains in the building materials volatilizes to volatilize the chamber, then drive the air flow in the chamber that volatilizees through the unit that admits air, the volatile matter is entered into the mixing chamber and is fully mixed along with the air flow, then enter into the detector and detect, compared with prior art, the detection device simple structure of the invention, convenient to use has improved detection device's practicality, and the detection precision to the building materials volatile matter is high.
Example 2:
in this embodiment, in addition to including the structural features of the foregoing embodiment, the further air intake unit 3 further includes:
the air inlet pipe 31, the dust collection boxes 36 are arranged on two sides of the air inlet pipe 31;
the filter plate 32, the filter plate 32 is movably arranged on the air inlet pipe 31 in a penetrating way;
the brush plate 33, a plurality of brushes 34 are arranged on the brush plate 33;
wherein, the filter 32 can radially move along intake pipe 31 through drive arrangement 35, brush 34 and filter 32 surface butt, and brush board 33 and filter 32 all are located dust collection box 36 inside, are provided with clearance mouth 37 on the dust collection box 36.
In this embodiment, adopt foretell building materials volatility detection device, in the use, when driving the intracavity air flow that volatilizees through the unit that admits air, the filter can filter debris and impurity such as dust, reduce detection device and receive the phenomenon that harm because of piece and dust to appear, improved the detection precision, simultaneously drive device drives the filter along intake pipe radial movement, a plurality of brushes remove the filter to the attached debris such as dust in the one section in the dust-collecting box and brush down, the life of filter has been improved, need not frequently to trade the filter, clear up the impurity in the dust-collecting box through the clearance mouth, for prior art, the invention has improved detection device's detection precision and life.
Example 3:
in this embodiment, in addition to including the structural features of the foregoing embodiment, further includes:
a mixing unit 7, the mixing unit 7 being for sufficiently mixing the volatile gas;
the heat dissipation unit 8, the heat dissipation unit 8 is used for controlling the temperature of the heating element 4;
wherein, mixing element 7 sets up in mixing chamber 101, and heat dissipation unit 8 sets up on the lateral wall of detection device main part 1 and laminating with the heating element 4 back.
In this embodiment of the application, adopt foretell building materials volatility detection device, in the use, mixing element can be even abundant with the volatile gas mixture, has improved detection device's detection precision, and heat dissipation unit can keep heating element self temperature stable, prevents that the overheated phenomenon from appearing in the heating element.
Example 4:
in this embodiment, in addition to including the structural features of the previous embodiment, the further mixing unit 7 further includes:
a mixing tank 71, wherein a primary mixing chamber 710 and a convection chamber 711 are provided in the mixing tank 71;
a spiral air pipe 72, the spiral air pipe 72 being disposed in the primary mixing chamber 710;
the upper end of the mixing box 71 is connected to the detector 6, one end of the spiral air pipe 72 is connected to the volatilization chamber 100, and the other end is connected to the convection chamber 711.
The mixing unit 7 further includes:
a baffle plate 73, the baffle plate 73 being provided in the convection chamber 711;
a sieve plate 74, the sieve plate 74 being disposed in the convection chamber 711;
wherein, the baffle plates 73 are symmetrically arranged at two sides of the convection chamber 711, and the sieve plates 74 are arranged between the baffle plates 73.
In this embodiment of the application, adopt foretell building materials volatility detection device, in the use, volatile material enters into the spiral trachea in just mixing the intracavity along with the air flow, thereby the spiral trachea can increase volatile material and the area of contact of air with volatile material and air misce bene abundant, further improved the precision that detects, after the spiral trachea, volatile material enters into the convection chamber along with the air current, the baffle in the convection chamber acts on the air and makes the air produce the whirl air flow, further evenly fully mixes volatile gas, detection device's detection precision has been improved.
Example 5:
in this embodiment, in addition to including the structural features of the foregoing embodiment, the further heat dissipating unit 8 further includes:
the heat dissipation shell 81, the heat dissipation shell 81 is provided with a heat dissipation hole 810, and one side of the heat dissipation shell 81 is provided with a heat conduction copper plate 82 and a heat conduction silica gel 83;
the mounting frame 84, the mounting frame 84 is provided with a cooling fin 85;
a heat radiation fan 86;
wherein, the heat dissipation shell 81 is fixedly connected with the side wall of the detection device main body 1 through the heat conduction copper plate 82 and the heat conduction silica gel 83 and is positioned 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 positioned in the heat dissipation shell 81, and the heat dissipation fan 86 is arranged in the heat dissipation fin 85.
The heat dissipation unit 8 further includes:
a semiconductor cooling sheet 87, the semiconductor cooling sheet 87 being disposed in the mount 84;
a fan frame 88, the fan frame 88 being disposed in the heat sink 85;
wherein the heat radiation fan 86 is disposed in the heat radiation fin 85 through the fan frame 88 and is located at a side of the semiconductor cooling fin 87 away from the heat conductive 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, the building material volatility detection device is adopted, in the use process, when the heating element works, the heat generated by the heating element is transferred to the detection device body and transferred to the heat conduction copper plate by the heat conduction silicone grease, the semiconductor refrigeration sheet can improve the heat exchange efficiency between the heat conduction copper plate and the heat dissipation sheet, the heat on the heat dissipation sheet is rapidly dissipated into the air under the action of the fan, the phenomenon that the heating element is overheated is reduced, the service life of the detection device is further prolonged,
example 6:
in addition to the structural features of the foregoing embodiments, this embodiment further discloses a detection method applicable to the foregoing building material volatility detection device, which is characterized by comprising the following steps:
s1: opening the movable door 2 to mount 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, and the heat dissipation unit 8 dissipates heat generated in the heating process of the heating element 4 to control the self temperature of the heating element 4 to be within a safe range;
s3: the air in the volatilization chamber 100 is made to flow through the air inlet unit 3, so that the air in the volatilization chamber 100 is moved into the mixing chamber 101, and the mixing unit 7 sufficiently and uniformly mixes the volatile substances with the air;
s4: the volatile substances and the air are fully and uniformly mixed and then enter the detector 6 through the mixing unit 7 so as to be detected;
s5: after the filter plates filter the scraps and dust, the driving device 35 drives the filter plates 32 to move along the radial direction of the air inlet pipe 31, and the hairbrush 34 brushes down scraps and impurities adhered to the filter plates 32 in the moving process.
In this embodiment of the application, adopt foretell building materials volatility detection method, in the use, can facilitate the use person use detection device to detect the building materials, improved work efficiency to can reduce detection device and appear damaging the phenomenon, improve detection device's life.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.

Claims (5)

1. A building material volatility detection device, comprising:
the detection device comprises a detection device main body (1), wherein a volatilization cavity (100) and a mixing cavity (101) are arranged in the detection device main body (1), and a movable door (2) is arranged on the detection device main 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 element (4), wherein the heating element (4) is arranged inside the detection device main body (1);
a building material fixing piece (5), wherein the building material fixing piece (5) is arranged in the detection device main body (1);
a detector (6), wherein the detector (6) is used for detecting volatile substances of building materials;
wherein the detector (6) is arranged at the upper end of the detection device main body (1), and the detector (6) is provided with an air outlet (61);
the air intake unit (3) further comprises:
the dust collector comprises an air inlet pipe (31), wherein dust collection 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;
a brush plate (33), wherein a plurality of brushes (34) are arranged on the brush plate (33);
the filter plate (32) can radially move along the air inlet pipe (31) through the driving device (35), the hairbrush (34) is abutted with the surface of the filter plate (32), the brush plate (33) and the filter plate (32) are both positioned in the dust collection box (36), and a cleaning opening (37) is formed in the dust collection box (36);
further comprises:
a mixing unit (7), the mixing unit (7) being adapted to thoroughly mix the volatile gases;
a heat dissipation unit (8), wherein the heat dissipation unit (8) is used for controlling the temperature of the heating piece (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 main body (1) and is attached to the back surface of the heating element (4);
the heat dissipation unit (8) further comprises:
the heat dissipation shell (81), wherein a heat dissipation hole (810) is 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 frame (84), wherein a radiating fin (85) is arranged on the mounting frame (84);
a heat radiation fan (86);
the heat dissipation shell (81) is fixedly connected with the side wall of the detection device main body (1) through the heat conduction copper plate (82) and the heat conduction silica gel (83) and is positioned on the back surface of the heating piece (4), the mounting frame (84) is fixedly arranged on the side wall of the heat conduction copper plate (82) and is positioned in the heat dissipation shell (81), and the heat dissipation fan (86) is arranged in the heat dissipation fin (85);
the heat dissipation unit (8) further comprises:
a semiconductor cooling sheet (87), the semiconductor cooling sheet (87) being disposed in the mount (84);
a fan frame (88), the fan frame (88) being disposed in the heat sink (85);
the heat radiation fan (86) is arranged in the heat radiation fin (85) through the fan frame (88) and is positioned on one side of the semiconductor refrigerating piece (87) far away from the heat conduction copper plate (82).
2. The building material volatility detection apparatus of claim 1, wherein the mixing unit (7) further comprises:
a mixing box (71), wherein a primary mixing chamber (710) and a convection chamber (711) are arranged in the mixing box (71);
a 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 of the spiral air pipe is communicated with the convection cavity (711).
3. The building material volatility detection apparatus of claim 2, wherein the mixing unit (7) further comprises:
a baffle plate (73), the baffle plate (73) being disposed in the convection chamber (711);
a sieve plate (74), the sieve plate (74) being arranged in the convection chamber (711);
the flow baffle plates (73) are symmetrically arranged on two sides of the convection cavity (711), and the sieve plates (74) are arranged between the flow baffle plates (73).
4. A building material volatility detection apparatus as claimed in claim 3 and 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).
5. A detection method suitable for use in the building material volatility detection apparatus of claim 4, comprising the steps of:
s1: opening the movable door (2) to mount the building material 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), and the heat dissipation unit (8) dissipates heat generated in the heating process of the heating element (4) to control the self temperature of the heating element (4) to be 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 and the air are fully and uniformly mixed and then enter a detector (6) through a mixing unit (7) to be detected;
s5: after the filter plates filter the scraps and dust, the driving device (35) drives the filter plates (32) to move along the radial direction of the air inlet pipe (31), and the hairbrush (34) brushes down scraps and impurities adhered to the filter plates (32) in the moving process.
CN202111543623.XA 2021-12-16 2021-12-16 Building material volatility detection device and method Active CN114217024B (en)

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Application Number Priority Date Filing Date Title
CN202111543623.XA CN114217024B (en) 2021-12-16 2021-12-16 Building material volatility detection device and method

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Application Number Priority Date Filing Date Title
CN202111543623.XA CN114217024B (en) 2021-12-16 2021-12-16 Building material volatility detection device and method

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CN114217024B true CN114217024B (en) 2024-02-20

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Citations (9)

* Cited by examiner, † Cited by third party
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
CN207868343U (en) * 2018-01-31 2018-09-14 北京国能电池科技股份有限公司 Integrated temperature control device and battery case
CN108693305A (en) * 2018-03-23 2018-10-23 深圳市雷凌广通技术研发有限公司 A kind of methylene oxide detecting instrument that the accuracy of detection with filtering dust function is high
CN109507224A (en) * 2018-12-07 2019-03-22 谭丽娟 A kind of building materials volatility detection method
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
CN212649908U (en) * 2020-08-27 2021-03-02 常州汇邦电子有限公司 Heat radiation structure for temperature controller

Patent Citations (9)

* Cited by examiner, † Cited by third party
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
CN207868343U (en) * 2018-01-31 2018-09-14 北京国能电池科技股份有限公司 Integrated temperature control device and battery case
CN108693305A (en) * 2018-03-23 2018-10-23 深圳市雷凌广通技术研发有限公司 A kind of methylene oxide detecting instrument that the accuracy of detection with filtering dust function is high
CN109507224A (en) * 2018-12-07 2019-03-22 谭丽娟 A kind of building materials volatility detection method
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
CN212649908U (en) * 2020-08-27 2021-03-02 常州汇邦电子有限公司 Heat radiation structure for temperature controller

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