CN219830730U - Dust concentration measuring device - Google Patents
Dust concentration measuring device Download PDFInfo
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- CN219830730U CN219830730U CN202320820853.4U CN202320820853U CN219830730U CN 219830730 U CN219830730 U CN 219830730U CN 202320820853 U CN202320820853 U CN 202320820853U CN 219830730 U CN219830730 U CN 219830730U
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- closing door
- concentration measuring
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- 239000000428 dust Substances 0.000 title claims abstract description 72
- 238000005070 sampling Methods 0.000 claims abstract description 21
- 238000001914 filtration Methods 0.000 claims description 19
- 238000000034 method Methods 0.000 abstract description 4
- 230000003287 optical effect Effects 0.000 description 8
- 239000000463 material Substances 0.000 description 6
- 238000013461 design Methods 0.000 description 5
- 239000003245 coal Substances 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 206010035653 pneumoconiosis Diseases 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 230000000241 respiratory effect Effects 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
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Abstract
The utility model belongs to the field of dust concentration measuring devices, in particular to a dust concentration measuring device, which aims at the problem that the existing air enters a sampling camera bellows from an air inlet and then goes out from an air outlet, dust is not filtered and intercepted in the process of going out from the air outlet, the dust is conveyed into the air again and serious pollution is caused to the air.
Description
Technical Field
The utility model relates to the technical field of dust concentration measuring devices, in particular to a dust concentration measuring device.
Background
Behind the rapid development of the coal industry in China, a lot of problems exist, and a large amount of dust is generated in the coal mining process. Coal mine dust is a general term for various solid matter fine particles generated in the production process of coal mine. Dust can enter human respiratory organs along with human breath, wherein larger dust particles are blocked in the respiratory tract and are easily discharged out of the human body, and most dust with the particle size smaller than 5 microns can enter human lungs to cause various pneumoconiosis, and long-term excessive dust inhalation can cause pneumoconiosis and cause great harm to human bodies. In addition, dust is also in explosion hazard, and has a great threat to enterprises and workers.
Through searching, the patent with the bulletin number of CN206671125U discloses a mining dust concentration measuring device, which comprises a case, wherein an air passing channel is arranged in the case, two ends of the air passing channel respectively extend out of the case and form an air inlet and an air outlet, an air sucking pump and a spherical sampling camera bellows are further arranged on the air passing channel, a light source emitter and a light source receiver are correspondingly arranged on two opposite sides in the sampling camera bellows, the light source emitter and the light source receiver are connected with an optical signal processor, and the optical signal processor is further connected with a voice prompt device. The problems that the existing dust concentration in the mine is not easy to monitor, the health of personnel under the mine is seriously endangered, and great potential safety hazards exist are solved.
The following problems exist in the technical scheme:
the air enters the sampling camera bellows from the air inlet and then goes out from the air outlet, dust is not filtered and intercepted in the process of going out from the air outlet, and the dust is conveyed into the air again, so that serious pollution is caused to the air;
in view of the above problems, the present document proposes a dust concentration measuring device.
Disclosure of Invention
The utility model provides a dust concentration measuring device, which solves the defects that in the prior art, air enters a sampling camera bellows from an air inlet and then exits from an air outlet, dust is not filtered and intercepted in the process of exiting from the air outlet, and the dust is conveyed into the air again, so that serious pollution is caused to the air.
The utility model provides the following technical scheme:
the dust concentration measuring device comprises measuring equipment, the measuring equipment comprises an organic case, a voice prompt device, an air passing channel, an air pump, a sampling camera bellows, a light source emitter, a light source receiver, a light signal processor, an explosion-proof power supply and a flashlight, wherein the voice prompt device is arranged at the top of the case, the air passing channel is arranged in the case, two ends of the air passing channel respectively extend out of the case and form an air inlet and an air outlet, the sampling camera bellows and the air pump are both arranged on the air passing channel, the light source emitter and the light source receiver are arranged in the sampling camera bellows, the explosion-proof power supply is arranged in the case, the light signal processor is arranged in the case, the flashlight is arranged on one side of the case, the air pump, the sampling camera bellows, the light source emitter, the light source receiver, the light signal processor and the flashlight are all electrically connected with the explosion-proof power supply, one side of the air outlet is fixedly connected with a filter cover, one side of the filter cover is provided with an opening door, and a vent is arranged on the opening door.
The filter mechanism is arranged in the filter cover and used for filtering and intercepting dust in the air;
the fixing mechanism is arranged on the opening and closing door and the filter cover and is used for fixing the opening and closing door.
In one possible design, the filtering mechanism comprises a dust screen for filtering and intercepting dust in the air, and the dust screen is fixed on the filtering cover through screws.
In one possible design, the fixing mechanism comprises a T block, a concave block and a bolt, one side of the T block is fixedly connected with one side of the opening and closing door, one side of the concave block is fixedly connected with one side of the filter cover, the T block is inserted into the concave block, the bolt is in threaded connection with the concave block, a round hole is formed in one side of the T block, and one end of the bolt is inserted into the round hole.
In one possible design, two hinges which are convenient for the opening and closing door to rotate are fixedly connected to one side of the filter cover, and one side of each hinge is fixedly connected with one side of the filter cover.
In one possible design, the dust screen is made of HEPA filter.
In one possible design, a torsion plate is fixedly connected to one end of the bolt, and the torsion plate is convenient for the bolt to rotate.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the utility model as claimed.
According to the utility model, as the dustproof net is arranged and the material is the HEPA filter screen, the material can effectively intercept and filter dust in the measured air, so that the pollution to the air is reduced;
in the utility model, the T-shaped block is inserted into the concave-shaped block, and the bolt is screwed inwards, so that one end of the bolt is inserted into the round hole of the T-shaped block, thereby fixing the opening and closing door and avoiding the opening of the opening and closing door;
in the utility model, the dust screen is arranged on the filter cover through the screws so as to be convenient to replace;
the utility model has reasonable structure, can effectively intercept and filter dust in the measured air through the filtering mechanism, reduces the pollution to the air, and can fix the opening and closing door through the fixing mechanism so as to avoid the opening of the opening and closing door.
Drawings
FIG. 1 is a schematic diagram of a front view of a dust concentration measuring apparatus according to an embodiment of the present utility model;
FIG. 2 is a schematic diagram of a first side view of a dust concentration measuring device according to an embodiment of the present utility model;
FIG. 3 is a schematic diagram of a second side view of a dust concentration measuring device according to an embodiment of the present utility model;
FIG. 4 is a schematic view showing an open/close door of a dust concentration measuring apparatus according to an embodiment of the present utility model;
FIG. 5 is a schematic view showing a structure of a dust-proof net and a filter cover of a dust concentration measuring apparatus according to an embodiment of the present utility model;
fig. 6 is an enlarged schematic view of a portion a of a dust concentration measuring apparatus according to an embodiment of the present utility model.
Reference numerals:
1. a chassis; 2. an air inlet; 3. an air outlet; 4. a filter cover; 5. an opening/closing door; 6. a hinge; 7. a dust screen; 8. twisting the plate; 9. a concave block; 10. a T block; 11. a bolt; 12. and a voice prompt device.
Detailed Description
Embodiments of the present utility model will be described below with reference to the accompanying drawings in the embodiments of the present utility model.
In describing embodiments of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the terms "coupled" and "mounted" should be interpreted broadly, and for example, "coupled" may or may not be detachably coupled; may be directly connected or indirectly connected through an intermediate medium. In addition, "communication" may be direct communication or may be indirect communication through an intermediary. Wherein, "fixed" means that the relative positional relationship is not changed after being connected to each other. References to orientation terms, such as "inner", "outer", "top", "bottom", etc., in the embodiments of the present utility model are merely to refer to the orientation of the drawings and, therefore, the use of orientation terms is intended to better and more clearly illustrate and understand the embodiments of the present utility model, rather than to indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the embodiments of the present utility model.
In embodiments of the present utility model, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature.
In the embodiment of the present utility model, "and/or" is merely an association relationship describing an association object, and indicates that three relationships may exist, for example, a and/or B may indicate: a exists alone, A and B exist together, and B exists alone. In addition, the character "/" herein generally indicates that the front and rear associated objects are an "or" relationship.
Reference in the specification to "one embodiment" or "some embodiments" or the like means that a particular feature, structure, or characteristic described in connection with the embodiment is included in one or more embodiments of the utility model. Thus, appearances of the phrases "in one embodiment," "in some embodiments," "in other embodiments," and the like in the specification are not necessarily all referring to the same embodiment, but mean "one or more but not all embodiments" unless expressly specified otherwise. The terms "comprising," "including," "having," and variations thereof mean "including but not limited to," unless expressly specified otherwise.
Example 1
Referring to fig. 1-6, the dust concentration measuring device comprises measuring equipment, the measuring equipment comprises a case 1, a voice prompt device 12, an air passage, an air pump, a sampling camera bellows, a light source emitter, a light source receiver, an optical signal processor, an explosion-proof power supply and a flashlight, wherein the voice prompt device 12 is arranged at the top of the case 1, the air passage is arranged in the case 1, two ends of the air passage respectively extend out of the case 1 and form an air inlet 2 and an air outlet 3, the sampling camera bellows and the air pump are both arranged on the air passage, the light source emitter and the light source receiver are arranged in the sampling camera bellows, the explosion-proof power supply is arranged in the case 1, the optical signal processor is arranged in the case 1, the flashlight is arranged on one side of the case 1, the air pump, the sampling camera bellows, the light source emitter, the light source receiver, the optical signal processor and the flashlight are all electrically connected with the explosion-proof power supply, one side of the air outlet 3 is fixedly connected with a filter cover 4, one side of the filter cover 4 is provided with an opening and closing door 5, and a vent opening is arranged on the opening and closing door 5;
the filter mechanism is arranged in the filter cover 4 and used for filtering and intercepting dust in the air;
the fixing mechanism is arranged on the opening and closing door 5 and the filter cover 4 and is used for fixing the opening and closing door 5.
According to the technical scheme, dust in the air after measurement can be effectively intercepted and filtered through the filtering mechanism, pollution to the air is reduced, the opening and closing door 5 can be fixed through the fixing mechanism, and the opening and closing door 5 is prevented from being opened.
Referring to fig. 4 and 5, the filtering mechanism includes a dust screen 7 for filtering and intercepting dust in air, and the dust screen 7 is fixed to the filter housing 4 by screws.
According to the technical scheme, the dust screen 7 can effectively intercept and filter dust in the measured air, so that pollution to the air is reduced.
Referring to fig. 6, the fixing mechanism comprises a T block 10, a concave block 9 and a bolt 11, wherein one side of the T block 10 is fixedly connected with one side of the opening and closing door 5, one side of the concave block 9 is fixedly connected with one side of the filter cover 4, the T block 10 is inserted into the concave block 9, the bolt 11 is in threaded connection with the concave block 9, a round hole is formed in one side of the T block 10, and one end of the bolt 11 is inserted into the round hole.
According to the technical scheme, the T-shaped block 10 is inserted into the concave-shaped block 9, the bolt 11 is twisted inwards, one end of the bolt 11 is inserted into the round hole of the T-shaped block 10, and therefore the opening and closing door 5 can be fixed, and the opening and closing door 5 is prevented from being opened.
Example 2
Referring to fig. 1-6, the dust concentration measuring device comprises measuring equipment, the measuring equipment comprises a case 1, a voice prompt device 12, an air passage, an air pump, a sampling camera bellows, a light source emitter, a light source receiver, an optical signal processor, an explosion-proof power supply and a flashlight, wherein the voice prompt device 12 is arranged at the top of the case 1, the air passage is arranged in the case 1, two ends of the air passage respectively extend out of the case 1 and form an air inlet 2 and an air outlet 3, the sampling camera bellows and the air pump are both arranged on the air passage, the light source emitter and the light source receiver are arranged in the sampling camera bellows, the explosion-proof power supply is arranged in the case 1, the optical signal processor is arranged in the case 1, the flashlight is arranged on one side of the case 1, the air pump, the sampling camera bellows, the light source emitter, the light source receiver, the optical signal processor and the flashlight are all electrically connected with the explosion-proof power supply, one side of the air outlet 3 is fixedly connected with a filter cover 4, one side of the filter cover 4 is provided with an opening and closing door 5, and a vent opening is arranged on the opening and closing door 5;
the filter mechanism is arranged in the filter cover 4 and used for filtering and intercepting dust in the air;
the fixing mechanism is arranged on the opening and closing door 5 and the filter cover 4 and is used for fixing the opening and closing door 5.
According to the technical scheme, dust in the air after measurement can be effectively intercepted and filtered through the filtering mechanism, pollution to the air is reduced, the opening and closing door 5 can be fixed through the fixing mechanism, and the opening and closing door 5 is prevented from being opened.
Referring to fig. 4 and 5, the filtering mechanism includes a dust screen 7 for filtering and intercepting dust in air, the dust screen 7 is fixed on the filter cover 4 by screws, and the dust screen 7 is made of HEPA filter.
Above-mentioned technical scheme dust screen 7 material is the HEPA filter screen, and this material can be effectual intercepts the filtration to the dust in the air after the survey, reduces the pollution to the air.
Referring to fig. 6, the fixing mechanism comprises a T block 10, a concave block 9 and a bolt 11, wherein one side of the T block 10 is fixedly connected with one side of the opening and closing door 5, one side of the concave block 9 is fixedly connected with one side of the filter cover 4, the T block 10 is inserted into the concave block 9, the bolt 11 is in threaded connection with the concave block 9, a round hole is formed in one side of the T block 10, and one end of the bolt 11 is inserted into the round hole.
According to the technical scheme, the T-shaped block 10 is inserted into the concave-shaped block 9, the bolt 11 is twisted inwards, one end of the bolt 11 is inserted into the round hole of the T-shaped block 10, and therefore the opening and closing door 5 can be fixed, and the opening and closing door 5 is prevented from being opened.
Referring to fig. 2, two hinges 6 for facilitating the rotation of the opening and closing door 5 are fixedly connected to one side of the filter cover 4, and one sides of the two hinges 6 are fixedly connected to one side of the filter cover 4.
According to the technical scheme, the opening and closing door 5 can be rotated through the hinge 6, so that the opening and closing door 5 can be conveniently opened or closed.
Referring to fig. 6, one end of the bolt 11 is fixedly connected with a torsion plate 8 which facilitates rotation of the bolt 11.
According to the technical scheme, the bolt 11 can be conveniently rotated through the torsion plate 8, so that a spanner does not need to be taken, and the wrench is more convenient.
The working principle and the using flow of the technical scheme are as follows: when the measuring equipment begins to use the dust to the air and survey, owing to set up dust screen 7, the material is the HEPA filter screen, this material can be effectual intercept the dust in the air after the survey and filter, reduce the pollution to the air, the air after the filtration can be discharged through the vent of opening and shutting door 5, when needs change dust screen 7, outside rotation bolt 11, owing to set up turn round plate 8, can be so that bolt 11 rotates through turn round plate 8, just need not take the spanner, it is more convenient, make the one end of bolt 11 leave in the round hole of T piece 10, open and shut door 5 later, when opening and shut door 5, T piece 10 can leave in concave piece 9, remove the screw on dust screen 7 later, change can, then take new dust screen 7, through the screw-mount on filter mantle 4, then close and shut door 5, when opening and shutting door 5, T piece 10 can insert in concave piece 9, twist round bolt 11 in, make the one end of bolt 11 insert T piece 10, thereby can open and shut door 5 and shut with the fixed device that the sound signal of the time of opening and shutting 5, the device is not authorized at 206671125 in the time of this text, the fact that the device is not authorized with the measuring.
The present utility model is not limited to the above embodiments, and any person skilled in the art can easily think about the changes or substitutions within the technical scope of the present utility model, and the changes or substitutions are intended to be covered by the scope of the present utility model; embodiments of the utility model and features of the embodiments may be combined with each other without conflict. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.
Claims (6)
1. The dust concentration measuring device comprises measuring equipment, wherein the measuring equipment comprises an organic case (1), a voice prompt device (12), an air passing channel, an air pump, a sampling camera bellows, a light source emitter, a light source receiver, a light signal processor, an explosion-proof power supply and a flashlight, and is characterized in that the voice prompt device (12) is arranged at the top of the case (1), the air passing channel is arranged in the case (1), two ends of the air passing channel respectively extend out of the case (1) and form an air inlet (2) and an air outlet (3), the sampling camera bellows and the air pump are both arranged on the air passing channel, the light source emitter and the light source receiver are arranged in the sampling camera bellows, the explosion-proof power supply is arranged in the case (1), the light signal processor is arranged in the case (1), the air pump, the sampling camera bellows, the light source emitter, the light source receiver, the light signal processor and the flashlight are all electrically connected with the explosion-proof power supply, one side of the air outlet (3) is fixedly connected with a filter cover (4), one side of the filter cover (4) is provided with an opening and closing door (5), and the opening and closing door (5) is arranged on the opening and closing door (5);
the filtering mechanism is arranged in the filtering cover (4) and used for filtering and intercepting dust in the air;
the fixing mechanism is arranged on the opening and closing door (5) and the filter cover (4) and is used for fixing the opening and closing door (5).
2. The dust concentration measuring apparatus according to claim 1, wherein the filter mechanism includes a dust screen (7) for filtering and intercepting dust in the air, and the dust screen (7) is fixed to the filter housing (4) by screws.
3. The dust concentration measuring device according to claim 1, wherein the fixing mechanism comprises a T-shaped block (10), a concave block (9) and a bolt (11), one side of the T-shaped block (10) is fixedly connected with one side of the opening and closing door (5), one side of the concave block (9) is fixedly connected with one side of the filter cover (4), the T-shaped block (10) is inserted into the concave block (9), the bolt (11) is in threaded connection with the concave block (9), a round hole is formed in one side of the T-shaped block (10), and one end of the bolt (11) is inserted into the round hole.
4. The dust concentration measuring device according to claim 1, wherein one side of the filter cover (4) is fixedly connected with two hinges (6) which are convenient for the opening and closing door (5) to rotate, and one side of each hinge (6) is fixedly connected with one side of the filter cover (4).
5. The dust concentration measuring apparatus according to claim 2, wherein the dust-proof net (7) is made of a HEPA filter.
6. A dust concentration measuring apparatus according to claim 3, wherein one end of the bolt (11) is fixedly connected with a torsion plate (8) which facilitates rotation of the bolt (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320820853.4U CN219830730U (en) | 2023-04-13 | 2023-04-13 | Dust concentration measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320820853.4U CN219830730U (en) | 2023-04-13 | 2023-04-13 | Dust concentration measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219830730U true CN219830730U (en) | 2023-10-13 |
Family
ID=88286002
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320820853.4U Active CN219830730U (en) | 2023-04-13 | 2023-04-13 | Dust concentration measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219830730U (en) |
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2023
- 2023-04-13 CN CN202320820853.4U patent/CN219830730U/en active Active
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