CN208187919U - A kind of air channel structure of laser dust sensor - Google Patents
A kind of air channel structure of laser dust sensor Download PDFInfo
- Publication number
- CN208187919U CN208187919U CN201820604635.6U CN201820604635U CN208187919U CN 208187919 U CN208187919 U CN 208187919U CN 201820604635 U CN201820604635 U CN 201820604635U CN 208187919 U CN208187919 U CN 208187919U
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- partition
- chamber
- dust sensor
- ventilating duct
- communication port
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Abstract
The utility model discloses a kind of air channel structures of laser dust sensor, including pedestal, sense channel is provided in the pedestal, two sides up and down at two ports of the sense channel are communicated with ventilating duct, partition is provided at the port of the ventilating duct, sieve is provided at the center of the partition, two sides inner wall at the ventilating duct port is provided with sliding slot, sealing slidably connects sliding bar in the sliding slot, limiting slot corresponding with sliding boom end is provided on the partition, it is located at sliding slot on the pedestal and the side of sense channel is provided with chamber, communication port is provided between the chamber and sliding slot.The utility model at the port of ventilating duct by installing partition, sieve is set at the center of partition, it can prevent biggish sundries from entering in sense channel, the installation and removal of partition are more convenient, periodically partition disassembly is cleaned, it is avoided that sieve blocking influences testing result, use is more convenient, is worth promoting.
Description
Technical field
The utility model relates to laser dust sensor technical field more particularly to a kind of air ducts of laser dust sensor
Structure.
Background technique
Laser dust sensor is mainly used for the continuous monitoring of the dust works place such as mine, cement plant total dust concentration.
When being detected using laser dust sensor, has biggish impurity and enter sense channel, influence testing result, lead
Testing result inaccuracy is caused, it is inconvenient to use.
Utility model content
Purpose of the utility model is to solve using laser dust sensor detect when, have biggish impurity into
Enter sense channel, influence testing result, causes testing result inaccurate, inconvenient problem with use, and a kind of laser proposed
The air channel structure of dust sensor.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of air channel structure of laser dust sensor, including pedestal are provided with sense channel, the inspection in the pedestal
The two sides up and down surveyed at the port channel Liang Ge are communicated with ventilating duct, are provided with partition at the port of the ventilating duct, it is described every
Sieve is provided at the center of plate, the two sides inner wall at the ventilating duct port is provided with sliding slot, and sealing is slided in the sliding slot
It is dynamic to be connected with sliding bar, limiting slot corresponding with sliding boom end is provided on the partition, it is remote to be located at sliding slot on the pedestal
Side from sense channel is provided with chamber, and communication port is provided between the chamber and sliding slot, is provided with spiral shell in the chamber
Rasp bar, the end of the threaded rod and the inner sidewall of chamber are rotatablely connected, and are threaded with movable block on the threaded rod, described
Movable block is provided with connecting rod close to the side of communication port, and company is fixed through communication port and with sliding bar in one end of the connecting rod
It connects, one end on the threaded rod far from partition is provided with second bevel gear, and the chamber inner wall is set far from the side of communication port
It is equipped with through hole corresponding with second bevel gear position, drive shaft is interspersed in the through hole, one end of the drive shaft is passed through
It wears through hole and extends and be fixedly connected with handle to outside chamber, the one end of the drive shaft far from handle is through through hole and and chamber
The inner sidewall of room is rotatablely connected, and is provided with first bevel gear in the drive shaft, the first bevel gear be located at chamber it is interior and with
Second bevel gear engagement connects, and is provided with laser emission channel at the center on the upside of the sense channel inner wall.
Preferably, the inner sidewall of the connecting rod and communication port is slidably connected.
Preferably, one end and sliding bar far from movable block of the connecting rod are close to communication port side and far from limiting slot
One end fix.
Preferably, fixing sleeve is equipped with rubber seal on the partition.
Preferably, the arc-shaped setting of the connectivity part of the ventilating duct and sense channel.
Preferably, two ventilating ducts are respectively air intake passage and air-out passage.
Sieve is arranged at the center of partition, can prevent by installing partition at the port of ventilating duct for the utility model
Biggish sundries enters in sense channel, and the installation and removal of partition are more convenient, periodically cleans, can keep away to partition disassembly
Exempting from sieve blocking influences testing result, and use is more convenient, is worth promoting.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of laser dust sensor air channel structure structural schematic diagram；
Fig. 2 is the enlarged drawing in Fig. 1 at A；
Fig. 3 is the enlarged drawing in Fig. 2 at B.
In figure: 1 ventilating duct, 2 sieves, 3 partitions, 4 pedestals, 5 laser emission channels, 6 sense channels, 7 movable blocks, 8 screw threads
Bar, 9 chambers, 10 sliding slots, 11 communication ports, 12 connecting rods, 13 sliding bars, 14 limiting slots, 15 handles, 16 through holes, 17 first cones
Gear, 18 second bevel gears, 19 drive shafts.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
Referring to Fig.1-3, it is logical to be provided with detection in pedestal 4 for a kind of air channel structure of laser dust sensor, including pedestal 4
Road 6, the two sides up and down at 6 two ports of sense channel are communicated with ventilating duct 1, partition 3 are provided at the port of ventilating duct 1,
Sieve 2 is provided at the center of partition 3, the two sides inner wall at 1 port of ventilating duct is provided with sliding slot 10, and sealing is slided in sliding slot 10
It is dynamic to be connected with sliding bar 13, it is provided with limiting slot 14 corresponding with 13 end of sliding bar on partition 3, is located at sliding slot 10 on pedestal 4
Side far from sense channel 6 is provided with chamber 9, and communication port 11 is provided between chamber 9 and sliding slot 10, is provided in chamber 9
Threaded rod 8, the end of threaded rod 8 and the inner sidewall of chamber 9 are rotatablely connected, and are threaded with movable block 7 on threaded rod 8, mobile
Block 7 is provided with connecting rod 12 close to the side of communication port 11, and one end of connecting rod 12 is through communication port 11 and solid with sliding bar 13
Fixed to connect, one end on threaded rod 8 far from partition 3 is provided with second bevel gear 18, side of 9 inner wall of chamber far from communication port 11
It is provided with through hole 16 corresponding with 18 position of second bevel gear, is interspersed with drive shaft 19 in through hole 16, the one of drive shaft 19
End extends to outside chamber 9 and is fixedly connected with handle 15 through through hole 16, and drive shaft 19 is passed through far from one end of handle 15
Perforation 16 is simultaneously rotatablely connected with the inner sidewall of chamber 9, is provided with first bevel gear 17 in drive shaft 19, first bevel gear 17 is located at
Connection is engaged in chamber 9 and with second bevel gear 18, is provided with laser emission channel 5 at the center on the upside of 6 inner wall of sense channel.
In the utility model, connecting rod 12 and the inner sidewall of communication port 11 are slidably connected, and connecting rod 12 can limit movement
Block 7 drives movable block 7 to rotate when preventing threaded rod 8 from rotating, and the one end of connecting rod 12 far from movable block 7 and sliding bar 13 are close
It 11 side of communication port and is fixed far from one end of limiting slot 14, sliding bar 13 is emptied back into when sliding in sliding slot 10
In sliding slot 10, fixing sleeve is equipped with rubber seal on partition 3, guarantees stability of the partition 3 at 1 port of ventilating duct, ventilating duct 1
With the arc-shaped setting of connectivity part of sense channel 6, the deposition of dust is reduced, two ventilating ducts 1 are respectively air intake passage and outlet air
Channel, dust are entered by air intake passage, are discharged by air-out passage.
In the utility model, ventilating duct 1, and ventilating duct 1 and sense channel 6 are connected at two ports of sense channel 6
Connectivity part setting it is arc-shaped, can be reduced the deposition of dust, partition 3, and the center of partition 3 be set at the port of ventilating duct 1
Place's setting sieve 2, is avoided that biggish sundries enters in sense channel 6, biggish sundries, which enters in sense channel 6, will lead to inspection
Indeterminacy is true, and the installation and removal of partition 3 are relatively simple, partition 3 periodically can be disassembled cleaning, prevents sieve 2 from blocking, tears open
Unload that steps are as follows: by swing handle 15, during handle 15 rotates, first bevel gear 17 drives 18 turns of second bevel gear
Dynamic, so that threaded rod 8 rotates, during threaded rod 8 rotates, movable block 7 is limited by connecting rod 12 and can not be rotated,
Movable block 7 can only move on threaded rod 8, and the mobile direction of movable block 7 depends on the direction that handle 15 rotates, and movable block 7 moves
Sliding bar 13 is driven to slide in sliding slot 10 by connecting rod 12 when dynamic, when sliding bar 13 to the side close to 10 inner bottom wall of sliding slot
When the end of sliding and sliding bar 13 is left in limiting slot 14, partition 3 can be disassembled, be dismantled relatively simple.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of air channel structure of laser dust sensor, including pedestal (4), which is characterized in that be provided in the pedestal (4)
Sense channel (6), the two sides up and down at (6) two ports of the sense channel are communicated with ventilating duct (1), the ventilating duct
(1) it is provided at port partition (3), is provided with sieve (2) at the center of the partition (3), at ventilating duct (1) port
Two sides inner wall be provided with sliding slot (10), sealing slidably connects sliding bar (13) in the sliding slot (10), the partition (3)
On be provided with limiting slot (14) corresponding with sliding bar (13) end, it is logical far from detection that sliding slot (10) are located on the pedestal (4)
The side in road (6) is provided with chamber (9), is provided with communication port (11), the chamber between the chamber (9) and sliding slot (10)
(9) it is provided with threaded rod (8) in, the end of the threaded rod (8) and the inner sidewall of chamber (9) are rotatablely connected, the threaded rod
(8) it is threaded on movable block (7), the movable block (7) is provided with connecting rod (12), institute close to the side of communication port (11)
One end of connecting rod (12) is stated through communication port (11) and is fixedly connected with sliding bar (13), on the threaded rod (8) far from every
One end of plate (3) is provided with second bevel gear (18), and chamber (9) inner wall is provided with and the far from the side of communication port (11)
The corresponding through hole (16) in two bevel gears (18) position, the through hole (16) is interior to be interspersed with drive shaft (19), the drive shaft
(19) one end extends outside to chamber (9) and is fixedly connected with handle (15) through through hole (16), and the drive shaft (19) is remote
One end from handle (15) is rotatablely connected through through hole (16) and with the inner sidewall of chamber (9), is set on the drive shaft (19)
It being equipped with first bevel gear (17), the first bevel gear (17) is located in chamber (9) and engages connection with second bevel gear (18),
Laser emission channel (5) are provided at center on the upside of sense channel (6) inner wall.
2. a kind of air channel structure of laser dust sensor according to claim 1, which is characterized in that the connecting rod
(12) inner sidewall with communication port (11) is slidably connected.
3. a kind of air channel structure of laser dust sensor according to claim 1, which is characterized in that the connecting rod
(12) one end far from movable block (7) and sliding bar (13) are close to communication port (11) side and far from the one end of limiting slot (14)
It is fixed.
4. a kind of air channel structure of laser dust sensor according to claim 1, which is characterized in that the partition (3)
Upper fixing sleeve is equipped with rubber seal.
5. a kind of air channel structure of laser dust sensor according to claim 1, which is characterized in that the ventilating duct
(1) with the arc-shaped setting of connectivity part of sense channel (6).
6. a kind of air channel structure of laser dust sensor according to claim 1, which is characterized in that two ventilations
Road (1) is respectively air intake passage and air-out passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820604635.6U CN208187919U (en) | 2018-04-26 | 2018-04-26 | A kind of air channel structure of laser dust sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820604635.6U CN208187919U (en) | 2018-04-26 | 2018-04-26 | A kind of air channel structure of laser dust sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208187919U true CN208187919U (en) | 2018-12-04 |
Family
ID=64435006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820604635.6U Active CN208187919U (en) | 2018-04-26 | 2018-04-26 | A kind of air channel structure of laser dust sensor |
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| Country | Link |
|---|---|
| CN (1) | CN208187919U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113950614A (en) * | 2019-06-11 | 2022-01-18 | 本田技研工业株式会社 | Use method of shell and processing device |
-
2018
- 2018-04-26 CN CN201820604635.6U patent/CN208187919U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113950614A (en) * | 2019-06-11 | 2022-01-18 | 本田技研工业株式会社 | Use method of shell and processing device |
| CN113950614B (en) * | 2019-06-11 | 2023-10-24 | 本田技研工业株式会社 | Method for using shell and processing device |
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