CN112040744A - Laser dust particle counter - Google Patents
Laser dust particle counter Download PDFInfo
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- CN112040744A CN112040744A CN202010940003.9A CN202010940003A CN112040744A CN 112040744 A CN112040744 A CN 112040744A CN 202010940003 A CN202010940003 A CN 202010940003A CN 112040744 A CN112040744 A CN 112040744A
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- fixedly connected
- shell
- particle counter
- dust particle
- outer shell
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- 239000000428 dust Substances 0.000 title claims abstract description 36
- 239000002245 particle Substances 0.000 title claims abstract description 21
- 238000013016 damping Methods 0.000 claims abstract description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 12
- 230000001939 inductive effect Effects 0.000 claims description 10
- 238000010276 construction Methods 0.000 claims description 7
- 229910052799 carbon Inorganic materials 0.000 claims description 5
- 238000005299 abrasion Methods 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 9
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 230000006698 induction Effects 0.000 description 8
- 230000017525 heat dissipation Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- 241000883990 Flabellum Species 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000002633 protecting effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
- F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/10—Investigating individual particles
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/0017—Casings, cabinets or drawers for electric apparatus with operator interface units
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/14—Mounting supporting structure in casing or on frame or rack
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
- H05K7/20181—Filters; Louvers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/10—Investigating individual particles
- G01N2015/1024—Counting particles by non-optical means
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Thermal Sciences (AREA)
- Dispersion Chemistry (AREA)
- Analytical Chemistry (AREA)
- Aviation & Aerospace Engineering (AREA)
- Acoustics & Sound (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Laser Beam Processing (AREA)
Abstract
The invention discloses a laser dust particle counter, which comprises an outer shell, an inner shell and an engine body, wherein the inner shell is arranged in an inner cavity of the outer shell, pulleys are fixedly connected with two ends of the bottom of the inner shell, sliding grooves are arranged at two ends of the bottom of the inner cavity of the outer shell, the pulleys are connected with the sliding grooves in a sliding manner, a limiting frame is fixedly connected with the bottom of the inner cavity of the inner shell, a damping structure is arranged in the limiting frame, the engine body is fixedly connected in the limiting frame, a first air outlet and a first air inlet are respectively arranged at two sides of the inner shell, a driving motor is respectively arranged in the first air outlet and the first air inlet through a bracket, fan blades are fixedly connected with the output end of the driving motor, a first through groove and a second through groove are arranged at the top end of the inner shell, simultaneously, the dustproof effect is good, the machine body can be protected, and the service life of the machine body is prolonged.
Description
Technical Field
The invention relates to the technical field of counters, in particular to a laser dust particle counter.
Background
The laser dust particle counter is an instrument for measuring the number and the particle size distribution of dust particles in a single volume in a clean environment, and can be widely applied to production enterprises and scientific research departments such as the laser dust particle counter, a blood center, an epidemic prevention station, a disease control center, a quality supervision department and the like, electronic industries, pharmaceutical workshops, semiconductors, optical or precision machining, plastics, paint spraying, hospitals, environmental protection, inspection departments and the like.
Disclosure of Invention
The invention aims to provide a laser dust particle counter which is simple in structure, has a good heat dissipation effect and a good dustproof effect, can protect a machine body and prolong the service life of the machine body, and aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a laser dust particle counter comprises an outer shell, an inner shell and an engine body, wherein the inner shell is arranged in an inner cavity of the outer shell, pulleys are fixedly connected to two ends of the bottom of the inner shell, sliding grooves are formed in two ends of the bottom of the inner cavity of the outer shell, the pulleys are slidably connected with the sliding grooves, a limiting frame is fixedly connected to the bottom of the inner cavity of the inner shell, a damping structure is arranged in the limiting frame, the engine body is fixedly connected to the inside of the limiting frame, a first air outlet and a first air inlet are respectively arranged on two sides of the inner shell, a driving motor is respectively arranged in the first air outlet and the first air inlet through a support, fan blades are fixedly connected to the output end of the driving motor, a first through groove and a second through groove are arranged at the top end of the inner, support frame one end fixedly connected with backup pad, backup pad top fixedly connected with inductive head, the shell body both sides are equipped with second air intake and second air outlet respectively, the inside dustproof construction that all is equipped with of second air intake and second air outlet, the shell body leading flank is equipped with display screen and control panel, just the shell body trailing flank is equipped with the access panel, the access panel surface is equipped with grafting panel and switch.
Further, shock-absorbing structure includes the buffer board, many connecting rods of buffer board bottom fixedly connected with, connecting rod one end all links to each other with inner shell cavity bottom is fixed, just the spring has all been cup jointed in the connecting rod outside, spring one end all links to each other with the buffer board is fixed, buffer board top fixedly connected with slipmat.
Further, shock-absorbing structure includes the buffer board, many connecting rods of buffer board bottom fixedly connected with, connecting rod one end all links to each other with inner shell cavity bottom is fixed, just the spring has all been cup jointed in the connecting rod outside, spring one end all links to each other with the buffer board is fixed, buffer board top fixedly connected with slipmat.
Further, dustproof construction includes dust screen and active carbon board, active carbon board one side edge all around links to each other with the dust screen is fixed, the dust screen all around edge all with the shell body is fixed continuous.
Further, the shell body top is equipped with the through-hole, the through-hole is located directly over induction head and the second logical groove, just the inside sealing plug that is equipped with of through-hole, the through-hole all establishes to circular structure with the sealing plug, the sealing plug is established to the block rubber.
Further, shell body top one side is equipped with the recess, just the shell body top is equipped with the handle, the handle both ends all rotate with the shell body through the bearing and link to each other, just the handle blocks with the recess and is connected, the equal fixedly connected with in shell body bottom four corners abrasion pad.
Furthermore, first air outlet all is equipped with the protection screen panel with first air intake one side, protection screen panel one side all links to each other with interior shell inner wall is fixed.
Furthermore, one end of the support frame penetrates through the first through groove and extends into the inner shell, and the support frame is designed into an L-shaped structure.
Furthermore, the front side face and the rear side face of the inner shell are both provided with an opening structure, and one end of each of the first through groove and one end of each of the second through grooves are both provided with an opening structure.
Compared with the prior art, the invention has the beneficial effects that:
1. through setting up pulley and spout, be convenient for remove interior casing and inside organism body when overhauing, through setting up shock-absorbing structure, carry out shock attenuation protection to organism body, improve the protecting effect, through setting up first air outlet, second air outlet and first air intake, second air intake for the inside air flow speed of interior casing is convenient for dispel the heat to organism body.
2. Through setting up driving motor and flabellum, increase the radiating effect, through setting up dustproof construction, inside radiating in-process prevents that the dust from getting into the shell body, through setting up the cylinder, drive the inductive head through the support frame and reciprocate, inside removing it to the shell body when not using, protect the inductive head, further increase the life of this counter.
3. Through setting up the activated carbon board, air-purifying further reduces the entering of dust, through setting up through-hole and sealing plug, further protects the inductive head, through setting up the handle, this counter of portable through setting up the abrasion pad, increases the wearability of shell body.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without limiting the invention.
FIG. 1 is a schematic front side view of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a rear side view of the present invention;
FIG. 4 is a schematic view of the inner housing construction of the present invention;
FIG. 5 is a schematic view of the shock absorbing structure of the present invention;
FIG. 6 is an enlarged view of A of the present invention;
reference numbers in the figures: 1. an outer housing; 2. an inner housing; 3. a machine body; 4. a pulley; 5. a chute; 6. a limiting frame; 7. a shock-absorbing structure; 8. a first air outlet; 9. a first air inlet; 10. a drive motor; 11. a fan blade; 12. a first through groove; 13. a second through groove; 14. a cylinder; 15. a support frame; 16. a support plate; 17. an inductive head; 18. a second air inlet; 19. a second air outlet; 20. a dust-proof structure; 21. a display screen; 22. a control panel; 23. an access panel; 24. a patch panel; 25. a power switch; 26. a buffer plate; 27. a connecting rod; 28. a spring; 29. a dust screen; 30. an activated carbon plate; 31. a through hole; 32. a sealing plug; 33. a handle; 34. a wear pad; 35. a protective net cover.
Detailed Description
The present invention will be further described with reference to the following detailed description, wherein the drawings are for illustrative purposes only and are not intended to be limiting, wherein certain elements may be omitted, enlarged or reduced in size, and are not intended to represent the actual dimensions of the product, so as to better illustrate the detailed description of the invention.
As shown in fig. 1-6, a laser dust particle counter comprises an outer shell 1, an inner shell 2 and a machine body 3, wherein the inner shell 2 is arranged in an inner cavity of the outer shell 1, pulleys 4 are fixedly connected to both ends of the bottom of the inner shell 2, sliding grooves 5 are arranged at both ends of the bottom of the inner cavity of the outer shell 1, the pulleys 4 are slidably connected to the sliding grooves 5, so as to move the inner shell 2 and the machine body 3 inside the inner shell during maintenance, a limiting frame 6 is fixedly connected to the bottom of the inner cavity of the inner shell 2, a damping structure 7 is arranged inside the limiting frame 6, so as to perform damping protection on the machine body 3 and improve the protection effect, the machine body 3 is fixedly connected to the inside of the limiting frame 6, a first air outlet 8 and a first air inlet 9 are respectively arranged at both sides of the inner shell 2, so as to accelerate, the inside of the first air outlet 8 and the first air inlet 9 are both provided with a driving motor 10 through a bracket, the output end of the driving motor 10 is fixedly connected with fan blades 11 to increase the heat dissipation effect, the top end of the inner shell 2 is provided with a first through groove 12 and a second through groove 13, the bottom of the inner cavity of the outer shell 1 is fixedly connected with an air cylinder 14, the output end of the air cylinder 14 is fixedly connected with a support frame 15, one end of the support frame 15 is fixedly connected with a support plate 16, the top of the support plate 16 is fixedly connected with an induction head 17, the induction head 17 is driven to move up and down through the support frame 15, when the counter is not used, the induction head 17 is moved into the outer shell 1 to protect the induction head 17, the service life of the counter is further prolonged, the two sides of the outer shell 1 are respectively provided with a second air inlet 18 and a, inside dustproof construction 20 that all is equipped with of second air intake 18 and second air outlet 19 prevents inside the dust gets into shell body 1 at radiating in-process, shell body 1 leading flank is equipped with display screen 21 and control panel 22, just shell body 1 trailing flank is equipped with access panel 23, access panel 23 surface is equipped with grafting panel 24 and switch 25.
More specifically, as shown in fig. 5, shock-absorbing structure 7 includes buffer board 26, many connecting rods 27 of buffer board 26 bottom fixedly connected with, connecting rod 27 one end all links to each other with interior casing 2 inner chamber bottom is fixed, just spring 28 has all been cup jointed in the connecting rod 27 outside, spring 28 one end all links to each other with buffer board 26 is fixed, carries out shock attenuation protection to organism body 3, improves protective effect, buffer board 26 top fixedly connected with slipmat increases buffer board 26 and organism body 3's connection effect.
More specifically, as shown in fig. 2, dustproof construction 20 includes dust screen 29 and activated carbon plate 30, and air-purifying further reduces the entering of dust, activated carbon plate 30 one side all links to each other with dust screen 29 is fixed all around, dust screen 29 all links to each other with shell body 1 is fixed all around, first air outlet 8 all is equipped with guard net cover 35 with first air intake 9 one side, prevents that flabellum 11 from stirring other parts of interior casing 2 inside, guard net cover 35 one side all links to each other with interior casing 2 inner wall is fixed, support frame 15 one end is passed first logical groove 12 and is extended to interior casing 2 inside, just support frame 15 establishes to "L" shaped structure.
More specifically, as shown in fig. 2-3, shell body 1 top is equipped with through-hole 31, through-hole 31 is located directly over inductive head 17 and second through-groove 13, just through-hole 31 is inside to be equipped with sealing plug 32, through-hole 31 all establishes to circular structure with sealing plug 32, sealing plug 32 establishes to the block rubber, further protects inductive head 17, shell body 1 top one side is equipped with the recess, just shell body 1 top is equipped with handle 33, handle 33 both ends all rotate with shell body 1 through the bearing and link to each other, just handle 33 blocks with the recess and is connected, this counter of portable, and is convenient for accomodate handle 33, the equal fixedly connected with wear pad 34 in shell body 1 bottom four corners increases shell body 1's wearability.
More specifically, as shown in fig. 4, the front side and the rear side of the inner housing 2 are both provided with an opening structure, so that the machine body 3 is convenient to overhaul, the first through groove 12 and one end of the second through groove 13 are both provided with an opening structure, and the position of the induction head 17 is not affected when the inner housing 2 is in a certain position.
The working principle is as follows: the laser dust particle counter is characterized in that a sliding pulley 4 and a sliding groove 5 are arranged, so that an inner shell 2 and an inner machine body 3 of the inner shell are convenient to move during maintenance, a damping structure 7 is arranged to damp and protect the machine body 3 and improve the protection effect, a first air outlet 8, a second air outlet 19, a first air inlet 9 and a second air inlet 18 are arranged to accelerate the air flow speed in the inner shell 2 so as to facilitate heat dissipation of the machine body 3, a driving motor 10 and fan blades 11 are arranged to increase the heat dissipation effect, a dustproof structure 20 is arranged to prevent dust from entering the inner part of an outer shell 1 during the heat dissipation process, an air cylinder 14 is arranged to drive an induction head 17 to move up and down through a support frame 15, the induction head 17 is moved to the inner part of the outer shell 1 when not in use, the service life of the counter is further prolonged, and an active carbon plate 30 is arranged, air-purifying further reduces the entering of dust, through setting up through-hole 31 and sealing plug 32, further protects inductive head 17, through setting up handle 33, this counter of portable through setting up wear pad 34, increases the wearability of shell body 1.
Although particular embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these particular embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. A laser dust particle counter comprises an outer shell (1), an inner shell (2) and a machine body (3), and is characterized in that: the inner shell (2) is arranged in an inner cavity of the outer shell (1), both ends of the bottom of the inner shell (2) are fixedly connected with pulleys (4), both ends of the bottom of the inner cavity of the outer shell (1) are provided with sliding grooves (5), the pulleys (4) are connected with the sliding grooves (5) in a sliding manner, the bottom of the inner cavity of the inner shell (2) is fixedly connected with a limiting frame (6), a damping structure (7) is arranged inside the limiting frame (6), the machine body (3) is fixedly connected inside the limiting frame (6), both sides of the inner shell (2) are respectively provided with a first air outlet (8) and a first air inlet (9), a driving motor (10) is arranged inside the first air outlet (8) and the first air inlet (9) through a support, both output ends of the driving motor (10) are fixedly connected with fan blades (11), the top end of the inner shell (2) is provided with a first through groove, outer shell (1) inner chamber bottom fixedly connected with cylinder (14), cylinder (14) output end fixedly connected with support frame (15), support frame (15) one end fixedly connected with backup pad (16), backup pad (16) top fixedly connected with inductive head (17), outer shell (1) both sides are equipped with second air intake (18) and second air outlet (19) respectively, second air intake (18) all are equipped with dust-proof structure (20) with second air outlet (19) inside, outer shell (1) leading flank is equipped with display screen (21) and control panel (22), just outer shell (1) trailing flank is equipped with access panel (23), access panel (23) surface is equipped with grafting panel (24) and switch (25).
2. A laser dust particle counter according to claim 1, characterised in that: shock-absorbing structure (7) are including buffer board (26), many connecting rods (27) of buffer board (26) bottom fixedly connected with, connecting rod (27) one end all links to each other with interior casing (2) inner chamber bottom is fixed, just spring (28) have all been cup jointed in connecting rod (27) outside, spring (28) one end all links to each other with buffer board (26) are fixed, buffer board (26) top fixedly connected with slipmat.
3. A laser dust particle counter according to claim 1, characterised in that: the machine body (3) is fixedly connected with the limiting frame (6) through bolts, and the maintenance plate (23) is fixedly connected with the outer shell (1) through fixing bolts.
4. A laser dust particle counter according to claim 1, characterised in that: dustproof construction (20) include dust screen (29) and active carbon board (30), active carbon board (30) one side all around is marginal all fixed continuous with dust screen (29), dust screen (29) all around is marginal all fixed continuous with shell body (1).
5. A laser dust particle counter according to claim 1, characterised in that: the utility model discloses a rubber block, including shell body (1), through-hole (31) are equipped with on the shell body (1) top, through-hole (31) are located directly over inductive head (17) and second through-groove (13), just through-hole (31) inside is equipped with sealing plug (32), circular structure is all established to through-hole (31) and sealing plug (32), sealing plug (32) are established to the rubber block.
6. A laser dust particle counter according to claim 1, characterised in that: the utility model discloses a wear-resisting building protective cover, including shell body (1), handle (33), shell body (1) top, handle (33) both ends are all rotated with shell body (1) through the bearing and are linked to each other, just handle (33) block with the recess and be connected, the equal fixedly connected with in shell body (1) bottom four corners abrasion pad (34).
7. A laser dust particle counter according to claim 1, characterised in that: first air outlet (8) and first air intake (9) one side all are equipped with protection screen panel (35), protection screen panel (35) one side all links to each other with interior casing (2) inner wall is fixed.
8. A laser dust particle counter according to claim 1, characterised in that: one end of the support frame (15) penetrates through the first through groove (12) and extends into the inner shell (2), and the support frame (15) is designed into an L-shaped structure.
9. A laser dust particle counter according to claim 1, characterised in that: the front side face and the rear side face of the inner shell (2) are both provided with an opening structure, and one end of each of the first through groove (12) and the second through groove (13) is provided with an opening structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010940003.9A CN112040744A (en) | 2020-09-09 | 2020-09-09 | Laser dust particle counter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010940003.9A CN112040744A (en) | 2020-09-09 | 2020-09-09 | Laser dust particle counter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112040744A true CN112040744A (en) | 2020-12-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010940003.9A Pending CN112040744A (en) | 2020-09-09 | 2020-09-09 | Laser dust particle counter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112040744A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113212315A (en) * | 2021-04-30 | 2021-08-06 | 焦作煤业（集团）新乡能源有限公司 | WiFi-based vehicle-mounted communication device |
| CN113853080A (en) * | 2021-09-09 | 2021-12-28 | 利晟（杭州）科技有限公司 | Full-automatic high-pressure hydrogen storage analyzer |
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| CN210273704U (en) * | 2019-04-09 | 2020-04-07 | 宝应县恒泰电器设备厂 | Use shell of motor protector |
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2020
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| CN206341330U (en) * | 2016-12-08 | 2017-07-18 | 广东建业显示信息技术有限公司 | A kind of fusion device supported to projected image abnormity processing |
| CN210273704U (en) * | 2019-04-09 | 2020-04-07 | 宝应县恒泰电器设备厂 | Use shell of motor protector |
| CN210893210U (en) * | 2019-08-06 | 2020-06-30 | 深圳中物兴华科技发展有限公司 | Automatic metering and calibrating equipment for temperature and humidity monitoring device |
| CN210038678U (en) * | 2019-08-23 | 2020-02-07 | 江苏安全技术职业学院 | Dustproof computer case |
| CN210246591U (en) * | 2019-10-09 | 2020-04-03 | 河南瑞目电力科技股份有限公司 | Three-phase power frequency split-phase adjustable digital power supply |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113212315A (en) * | 2021-04-30 | 2021-08-06 | 焦作煤业（集团）新乡能源有限公司 | WiFi-based vehicle-mounted communication device |
| CN113853080A (en) * | 2021-09-09 | 2021-12-28 | 利晟（杭州）科技有限公司 | Full-automatic high-pressure hydrogen storage analyzer |
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