CN112539977A - High-efficient explosion-proof dust sample thief - Google Patents
High-efficient explosion-proof dust sample thief Download PDFInfo
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- CN112539977A CN112539977A CN202011532469.1A CN202011532469A CN112539977A CN 112539977 A CN112539977 A CN 112539977A CN 202011532469 A CN202011532469 A CN 202011532469A CN 112539977 A CN112539977 A CN 112539977A
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- 239000000428 dust Substances 0.000 title claims abstract description 57
- 238000007664 blowing Methods 0.000 claims abstract description 17
- 238000005070 sampling Methods 0.000 claims description 49
- 239000012528 membrane Substances 0.000 claims description 8
- 229920006351 engineering plastic Polymers 0.000 claims description 6
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical group [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 3
- 229910052744 lithium Inorganic materials 0.000 claims description 3
- 238000009423 ventilation Methods 0.000 claims 1
- 230000017525 heat dissipation Effects 0.000 abstract description 15
- 230000000694 effects Effects 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 10
- 238000004880 explosion Methods 0.000 abstract description 4
- 238000005259 measurement Methods 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 230000000241 respiratory effect Effects 0.000 description 3
- 241000883990 Flabellum Species 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/2202—Devices for withdrawing samples in the gaseous state involving separation of sample components during sampling
- G01N1/2205—Devices for withdrawing samples in the gaseous state involving separation of sample components during sampling with filters
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
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- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a high-efficiency explosion-proof dust sampler which comprises a shell, wherein a vertically arranged mounting plate is fixed on the inner wall of the top of the shell through screws, a blowing port is formed in the outer wall of the mounting plate, a blowing cylinder is arranged on the inner wall of the blowing port, a support is arranged on the inner wall of the blowing cylinder, a motor is fixed on the outer wall of the support through screws, fan blades are sleeved on an output shaft of the motor, a circuit board is fixed on the inner wall of one side of the shell through screws, heat-conducting plates are distributed on the outer wall of the circuit board at equal intervals, the heat-conducting plates are of arc structures, heat-conducting bulges are arranged on the surface plates of the heat-conducting. The invention improves the heat dissipation efficiency, further has good heat dissipation effect, avoids the risk of explosion caused by high temperature of dust in the shell, and improves the safety of the device in the use process.
Description
Technical Field
The invention relates to the technical field of dust samplers, in particular to a high-efficiency explosion-proof dust sampler.
Background
The dust sampler is suitable for the fields of occupational environments, public place sanitation and the like, samples respiratory dust and total dust in a short time and at a large flow rate, completely meets the requirements of BMRC (national standard curve) on the separation efficiency of the respiratory dust, and can scientifically reflect the quality of the respiratory dust of dust collectors and the harm degree of the dust in different operation places.
Among the prior art, the dust sample thief generally comprises casing, aspiration pump and survey dirt filter membrane, and in the aspiration pump work can extract external air and get into to the sampling head, the survey dirt filter membrane carried out detection analysis to the dust to show after handling the result that will detect through inside sampling system.
However, the dust sampler can generate high temperature inside the dust sampler in the working process, so that the heat dissipation device is required to dissipate heat inside the dust sampler, the heat dissipation effect of the existing heat dissipation mode is poor, the risk of explosion caused by high temperature easily caused by the internal dust sampler is avoided, and the use requirement of people can not be met obviously.
Disclosure of Invention
The invention aims to solve the defects that the existing heat dissipation mode is poor in heat dissipation effect, and internal dust is easy to be exposed to high temperature and risks explosion in the prior art, and provides a high-efficiency explosion-proof dust sampler. Its advantage lies in having improved thermal efficiency that gives off, and then can play good radiating effect, avoids the inside dust of casing to receive the risk that high temperature exists the explosion easily, improves the security in the device use.
In order to achieve the purpose, the invention adopts the following technical scheme:
a high-efficiency explosion-proof dust sampler comprises a shell, wherein a vertically arranged mounting plate is fixed on the inner wall of the top of the shell through screws, a blowing port is formed in the outer wall of the mounting plate, a blowing cylinder is arranged on the inner wall of the blowing port, a support is arranged on the inner wall of the blowing cylinder, an electric motor is fixed on the outer wall of the support through screws, fan blades are sleeved on an output shaft of the electric motor, a circuit board is fixed on the inner wall of one side of the shell through screws, a heat conducting plate is arranged on the outer wall of the circuit board and is equidistantly distributed, the heat conducting plate is of an arc-shaped structure, a heat conducting bulge is arranged on a surface plate of the heat conducting plate, a vent hole is formed in the outer wall of the heat conducting plate, the cross section of the vent hole is of an isosceles, and the output shaft of the motor is connected with a rotating plate through a coupler, the size of the rotating plate is matched with that of the air outlet, the inner wall of the top of the shell is provided with an air deflector which is obliquely arranged, the outer wall of the air deflector is respectively provided with a first air guide groove and a second air guide groove, the outer wall of the circuit board above the heat conducting plate is provided with an air gathering plate, the air gathering plate is of an arc structure, and the two air gathering plates are of a splayed structure.
Through the technical scheme: the motor can drive the rotating plate to rotate so as to control the opening or closing of the air outlet, and can prevent dust from entering the shell when the device is not used, when the device is in use, the air outlet is controlled to be opened, the motor can drive the fan blades to rotate, the fan blades can drive the air in the shell to flow, when the air flows through the air guide plates, the air flows to the circuit board after being guided by the first air guide groove and the second air guide groove, because the two wind gathering plates are in a splayed structure, the wind gathering plates can blow the air flow to a processor on the circuit board for heat dissipation, the effective contact area of the circuit board and the air can be increased by the heat conducting plates, the contact area of the heat conducting plates and the air can be increased by the heat conducting bulges, the air flow can also flow from the ventilating holes, the heat dissipation efficiency is improved, a good heat dissipation effect can be achieved, and, the safety of the device in the use process is improved.
The anti-skid device is further provided with a handle fixed on the outer wall of the top of the shell through a screw, the outer wall of the handle is sleeved with an anti-skid sleeve, the outer wall of the anti-skid sleeve is provided with an anti-skid bulge, and the anti-skid bulge and the anti-skid sleeve are integrally formed.
Through the technical scheme: can conveniently carry the sample thief through the handle, when the outer wall contact of palm and antiskid cover, the non-skid protrusions can increase the frictional force between palm and the handle, and then plays good anti-skidding effect, and the in-process device of avoiding taking takes place the condition of taking off one's hand.
The invention is further arranged in such a way that supporting legs are arranged at four corners of the outer wall of the bottom of the shell, the cross sections of the supporting legs are in an isosceles trapezoid structure, and the supporting legs are made of rubber.
Through the technical scheme: the supporting legs can carry out stable support to the device from the four corners department of device, has improved the stability that the device placed the in-process.
The invention is further arranged in that a sampling head is fixed on the outer wall of one side of the shell through a screw, a dust measuring filter membrane is arranged on the inner wall of the sampling head, the output end of the sampling head is sleeved with a connecting pipe, a rotor flow meter is arranged at one end, far away from the sampling head, of the connecting pipe, and the output end of the rotor flow meter is sleeved with an air extraction pump.
Through the technical scheme: the work of air pump can be breathed in through the sampling head, and the air current that has the dust can accomplish through the survey dirt filter membrane and survey the groove dirt when entering into in the sampling head, can detect the flow of air current through rotor flow meter.
The invention is further arranged in such a way that a battery box is arranged on the inner wall of the bottom of the shell and is positioned below the circuit board, and the shell is formed by pressing high-strength ABS engineering plastics.
Through the technical scheme: the battery is arranged in the battery box and used for providing stable electric power for the device, and the shell which is formed by pressing high-strength ABS engineering plastics has good strength, so that the service life of the device is prolonged.
The invention is further provided that a first mounting groove and a second mounting groove are respectively arranged on the outer wall of one side of the shell, a sampling flow display screen and a sampling time display screen are respectively arranged on the inner walls of the first mounting groove and the second mounting groove, a key hole is arranged on the outer wall of the shell below the sampling time display screen, and an operation key is arranged on the inner wall of the key hole.
Through the technical scheme: the sampling flow display screen and the sampling time display screen can respectively display the sampling flow and the sampling time, and the operation of the control device can be conveniently realized through operating keys.
The invention is further provided with a sampling system, wherein the sampling system comprises a power supply module, an operation module, an acquisition module, a processing module, a timing module and a digital display module, the output ends of the power supply module, the operation module and the acquisition module are all connected with the input end of the processing module, and the output end of the processing module is respectively connected with the timing module and the digital display module.
The invention is further configured that the power supply module comprises a power supply unit, the power supply unit is a lithium battery pack or a storage battery pack, the power supply module is used for supplying power to internal components, the timing module comprises a timing unit, the timing unit is a timer, and the timing module is used for timing sampling time.
The invention is further configured that the operation module comprises an operation unit, the operation unit is an operation key, and the operation module is used for operating the equipment.
The invention further provides that the processing module comprises a processing unit, the processing unit is a processor, and the processing module is used for processing and analyzing the sampled signal.
The invention has the beneficial effects that:
1. the high-efficiency explosion-proof dust sampler is provided with the motor, the air guide plates, the air gathering plates and the heat conducting plate, wherein the motor can drive the rotating plates to rotate when working, so that the air outlet can be controlled to be opened or closed, dust can be prevented from entering the shell when the device is not used, the air outlet is controlled to be opened when the device is working, the fan blades can be driven to rotate when the motor works, the fan blades can drive air in the shell to flow when rotating, when the air flow passes through the air guide plates, the air flow flows to the circuit board after being guided by the first air guide groove and the second air guide groove, the two air gathering plates are in a splayed structure, the air gathering plates can blow the air flow to the processor on the circuit board for heat dissipation, the heat conducting plate can increase the effective contact area between the circuit board and the air, the heat conducting bulges can increase the contact area, the heat dissipation device has the advantages that a good heat dissipation effect can be achieved, the risk that dust in the shell is easy to explode due to high temperature is avoided, and the safety of the device in the using process is improved;
2. the efficient explosion-proof dust sampler can be conveniently carried by the handle through the anti-skidding sleeve and the anti-skidding bulges, when a palm is in contact with the outer wall of the anti-skidding sleeve, the anti-skidding bulges can increase the friction force between the palm and the handle, so that a good anti-skidding effect is achieved, and the situation that the device is out of hand in the taking process is avoided;
3. the efficient explosion-proof dust sampler is provided with the shell and the timing module, and the shell which is formed by pressing high-strength ABS engineering plastics has good strength, so that the service life of the device is prolonged; the timing module can time the sampling time, and people do not need to look at the sampler all the time to work, so that the accuracy of the sampling result of the sampler is improved.
The part not related in the device all is the same with prior art or can adopt prior art to realize, and the device design structure is reasonable, and convenient to use satisfies people's user demand.
Drawings
FIG. 1 is a perspective view of the overall structure of a high-efficiency explosion-proof dust sampler according to the present invention;
FIG. 2 is a cross-sectional view of the overall structure of a high-efficiency explosion-proof dust sampler according to the present invention;
FIG. 3 is an enlarged schematic view of a high-efficiency explosion-proof dust sampler A according to the present invention;
FIG. 4 is a schematic diagram of a heat-conducting plate structure of a high-efficiency explosion-proof dust sampler according to the present invention;
FIG. 5 is a schematic structural view of a wind-gathering plate of the high-efficiency explosion-proof dust sampler according to the present invention;
fig. 6 is a schematic structural diagram of a sampling system of the high-efficiency explosion-proof dust sampler provided by the invention.
In the figure: 1. a sampling flow display screen; 2. a housing; 3. a handle; 4. a connecting pipe; 5. a sampling head; 6. a sampling time display screen; 7. operating a key; 8. supporting legs; 9. a heat conducting plate; 10. a rotating plate; 11. a circuit board; 12. a motor; 13. a wind-collecting plate; 14. an air deflector; 15. anti-skid projections; 16. an anti-slip sleeve; 17. an air pump; 18. dust measurement filter membrane; 19. a rotameter; 20. mounting a plate; 21. a battery case; 22. a vent hole; 23. a heat conducting protrusion; 24. a first air guide groove; 25. a second air guide groove; 26. a blowing cylinder; 27. a support; 28. an electric motor; 29. a fan blade.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.
In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.
Referring to fig. 1-5, a high-efficiency explosion-proof dust sampler comprises a housing 2, a vertically arranged mounting plate 20 is fixed on the inner wall of the top of the housing 2 through screws, and the outer wall of the mounting plate 20 is provided with a blowing port, the inner wall of the blowing port is provided with a blowing tube 26, the inner wall of the blowing tube 26 is provided with a support 27, the outer wall of the support 27 is fixed with a motor 28 through screws, an output shaft of the motor 28 is sleeved with a fan blade 29, the inner wall of one side of the housing 2 is fixed with a circuit board 11 through screws, the outer wall of the circuit board 11 is provided with heat conducting plates 9 distributed equidistantly, the heat conducting plates 9 are in an arc structure, the surface plate of the heat conducting plate 9 is provided with heat conducting protrusions 23, the outer wall of the heat conducting plate 9 is provided with vent holes 22, the cross section of, the inner wall of recess is provided with motor 12, and the output shaft of motor 12 has rotor plate 10 through the coupling joint, the size of rotor plate 10 and the big or small looks adaptation of air outlet, the top inner wall of casing 2 is provided with aviation baffle 14 that the slope set up, and aviation baffle 14's outer wall has seted up an aviation baffle 24 respectively and No. two aviation baffles 25, the outer wall that circuit board 11 is located the heat-conducting plate 9 top is provided with and gathers aerofoil 13, and it is the arc structure to gather aerofoil 13, two gather aerofoil 13 and are eight characters of calligraphy structures. The work of motor 12 can drive rotor plate 10 and rotate, thereby can control the air outlet and open or close, can prevent when the device does not use that the dust from getting into 2 insides of casing, the device during operation, the control air outlet is opened, the work of motor 28 can drive flabellum 29 and rotate, flabellum 29 rotates and to drive the air flow in the casing 2, when the air current passes through aviation baffle 14, flow to circuit board 11 after the air current of No. one wind-guiding groove 24 and No. two wind-guiding grooves 25 water conservancy diversion, because two wind-gathering plates 13 are eight style of calligraphy structures, wind-gathering plate 13 can blow the air current to the treater above the circuit board 11 and dispel the heat, heat-conducting plate 9 can increase the effective area of contact of circuit board 11 and air, heat conduction arch 23 can increase the area of contact of heat-conducting plate 9.
Further, casing 2's top outer wall has handle 3 through the fix with screw, and the outer wall of handle 3 has cup jointed anti-skidding cover 16, anti-skidding cover 16's outer wall is provided with non-skid stud 15, and non-skid stud 15 and anti-skidding cover 16 integrated into one piece, casing 2 bottom outer wall's four corners department all is provided with supporting legs 8, and supporting legs 8's cross-section is isosceles trapezoid structure, supporting legs 8 are the rubber material, one side outer wall of casing 2 has sampling head 5 through the fix with screw, and sampling head 5's inner wall is provided with dust measurement filter membrane 18, connecting pipe 4 has been cup jointed to sampling head 5's output, and the one end that sampling head 5 was kept away from to connecting pipe 4 is provided with rotameter 19, aspiration pump 17 has been cup jointed to. The sampler can be conveniently carried by the handle 3, and when the palm is in contact with the outer wall of the anti-slip sleeve 16, the anti-slip bulge 15 can increase the friction force between the palm and the handle 3, so that a good anti-slip effect is achieved, and the phenomenon that the device is out of hand in the taking process is avoided; the supporting legs 8 can stably support the device from four corners of the device, so that the stability of the device in the placing process is improved; the work of the air pump 17 can suck air through the sampling head 5, the air flow with dust can pass through the dust measurement filter membrane 18 to measure groove dust when entering the sampling head 5, and the flow of the air flow can be detected through the rotor flow meter 19.
The bottom inner wall of casing 2 is provided with battery case 21, and battery case 21 is located the below of circuit board 11, casing 2 adopts high-strength ABS engineering plastics press forming, first mounting groove and second mounting groove have been seted up respectively to one side outer wall of casing 2, and the inner wall of first mounting groove and second mounting groove is provided with sampling flow display screen 1 and sampling time display screen 6 respectively, casing 2 is located the outer wall of sampling time display screen 6 below and has seted up and press the key hole, and the inner wall that presses the key hole is provided with operation button 7. The battery box 21 is internally provided with a battery which is used for providing stable electric power for the device, and the shell 2 which is formed by pressing high-strength ABS engineering plastics has good strength, so that the service life of the device is prolonged; sampling flow display screen 1 and sampling time display screen 6 can show the flow of sampling and the time of sampling respectively, can conveniently control the device operation through operation button 7.
It should be noted that, as shown in fig. 6, the sampling system includes a power supply module, an operation module, an acquisition module, a processing module, a timing module and a digital display module, the output ends of the power supply module, the operation module and the acquisition module are all connected with the input end of the processing module, the output end of the processing module is respectively connected with the timing module and the digital display module, the power supply module comprises a power supply unit, the power supply unit is a lithium battery pack or a storage battery pack, the power supply module is used for supplying power to internal components, the timing module comprises a timing unit, the timing unit is a timer, the timing module is used for timing the sampling time, the operation module comprises an operation unit, the operation unit is an operation key 7, the operation module is used for operating the equipment, the processing module comprises a processing unit, the processing unit is a processor, and the processing module is used for processing and analyzing the sampled signals.
The working principle is as follows: the motor 12 can drive the rotating plate 10 to rotate when working, thereby controlling the opening or closing of the air outlet, preventing dust from entering the shell 2 when the device is not in use, controlling the opening of the air outlet when the device is in use, driving the fan blade 29 to rotate when the motor 28 works, driving the air in the shell 2 to flow when the fan blade 29 rotates, guiding the air flow to the circuit board 11 through the first air guiding groove 24 and the second air guiding groove 25 when the air flow passes through the air guiding plate 14, because the two air gathering plates 13 are in a splayed structure, the air gathering plates 13 can blow the air flow to a processor on the circuit board 11 for heat dissipation, the effective contact area between the circuit board 11 and the air can be increased by the heat conducting plate 9, the contact area between the heat conducting plate 9 and the air can be increased by the heat conducting bulges 23, the air flow can also flow from the air vents 22, improving the heat dissipation efficiency, avoid the inside dust of casing 2 to receive the high temperature easily and have the risk of exploding, improve the security in the device use, can conveniently carry the sample thief through handle 3, when the outer wall contact of palm and antiskid cover 16, non-slip bulge 15 can increase the frictional force between palm and the handle 3, and then plays good anti-skidding effect, and the condition of the in-process device of avoiding taking out of hand takes place.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (9)
1. A high-efficiency explosion-proof dust sampler comprises a shell (2), wherein a vertically arranged mounting plate (20) is fixed on the inner wall of the top of the shell (2) through screws, an air blowing port is formed in the outer wall of the mounting plate (20), an air blowing cylinder (26) is arranged on the inner wall of the air blowing port, a support (27) is arranged on the inner wall of the air blowing cylinder (26), a motor (28) is fixed on the outer wall of the support (27) through screws, fan blades (29) are sleeved on an output shaft of the motor (28), the high-efficiency explosion-proof dust sampler is characterized in that a circuit board (11) is fixed on the inner wall of one side of the shell (2) through screws, heat conducting plates (9) distributed equidistantly are arranged on the outer wall of the circuit board (11), the heat conducting plates (9) are of an arc-shaped structure, heat conducting bulges (23) are arranged on, the cross section of the ventilation hole (22) is of an isosceles trapezoid structure, an air outlet is formed in the outer wall of one side of the shell (2), a groove is formed in the inner wall of the top of the air outlet, a motor (12) is arranged on the inner wall of the groove, an output shaft of the motor (12) is connected with a rotating plate (10) through a coupler, the rotating plate (10) is matched with the air outlet in size, an air deflector (14) which is obliquely arranged is arranged on the inner wall of the top of the shell (2), a first air guide groove (24) and a second air guide groove (25) are formed in the outer wall of the air deflector (14), an air gathering plate (13) is arranged on the outer wall, located above the heat conducting plate (9), of the circuit board (11), the air gathering plate (13) is of an arc-shaped structure, and the air gathering plate.
2. The efficient explosion-proof dust sampler according to claim 1, wherein the supporting legs (8) are arranged at four corners of the outer wall of the bottom of the housing (2), the cross section of each supporting leg (8) is in an isosceles trapezoid structure, and the supporting legs (8) are made of rubber.
3. The efficient explosion-proof dust sampler as claimed in claim 1, wherein the sampling head (5) is fixed on the outer wall of one side of the housing (2) through screws, the dust measuring filter membrane (18) is arranged on the inner wall of the sampling head (5), the output end of the sampling head (5) is sleeved with the connecting pipe (4), the end of the connecting pipe (4) far away from the sampling head (5) is provided with the rotameter (19), and the output end of the rotameter (19) is sleeved with the air suction pump (17).
4. A high-efficiency explosion-proof dust sampler according to claim 1, wherein the inner wall of the bottom of the casing (2) is provided with a battery box (21), the battery box (21) is positioned below the circuit board (11), and the casing (2) is formed by pressing high-strength ABS engineering plastic.
5. The efficient explosion-proof dust sampler according to claim 1, wherein one side of the outer wall of the casing (2) is respectively provided with a first mounting groove and a second mounting groove, the inner walls of the first mounting groove and the second mounting groove are respectively provided with a sampling flow display screen (1) and a sampling time display screen (6), the outer wall of the casing (2) below the sampling time display screen (6) is provided with a key hole, and the inner wall of the key hole is provided with an operation key (7).
6. The efficient explosion-proof dust sampler according to claim 1, further comprising a sampling system, wherein the sampling system comprises a power supply module, an operation module, an acquisition module, a processing module, a timing module and a digital display module, output ends of the power supply module, the operation module and the acquisition module are connected with an input end of the processing module, and output ends of the processing module are respectively connected with the timing module and the digital display module.
7. The efficient explosion-proof dust sampler according to claim 6, wherein the power supply module comprises a power supply unit, the power supply unit is a lithium battery pack or a storage battery pack, the power supply module is used for supplying power to internal components, the timing module comprises a timing unit, the timing unit is a timer, and the timing module is used for timing sampling time.
8. The efficient explosion-proof dust sampler according to claim 7, wherein the operation module comprises an operation unit, the operation unit is an operation key (7), and the operation module is used for operating equipment to run.
9. The efficient explosion-proof dust sampler of claim 8, wherein the processing module comprises a processing unit, and the processing unit is a processor, and the processing module is used for processing and analyzing the sampled signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011532469.1A CN112539977A (en) | 2020-12-22 | 2020-12-22 | High-efficient explosion-proof dust sample thief |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011532469.1A CN112539977A (en) | 2020-12-22 | 2020-12-22 | High-efficient explosion-proof dust sample thief |
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| CN112539977A true CN112539977A (en) | 2021-03-23 |
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| CN202011532469.1A Pending CN112539977A (en) | 2020-12-22 | 2020-12-22 | High-efficient explosion-proof dust sample thief |
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