CN209372642U - A kind of dust concentration tester - Google Patents
A kind of dust concentration tester Download PDFInfo
- Publication number
- CN209372642U CN209372642U CN201822236907.4U CN201822236907U CN209372642U CN 209372642 U CN209372642 U CN 209372642U CN 201822236907 U CN201822236907 U CN 201822236907U CN 209372642 U CN209372642 U CN 209372642U
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- gas
- dust
- guide tube
- fixed frame
- shell
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Abstract
The utility model discloses a kind of dust concentration testers, including shell and dust measurement system is set in shell, shell leading flank is equipped with display screen, housing bottom surface is equipped with the cleaning gas operated device for importing dusty gas to be detected, cleaning gas operated device includes the fixed frame being fixedly mounted in housing bottom surface and is fixedly mounted on gas-guide tube on fixed frame, it is equipped in gas-guide tube and promotes screw thread, gas-guide tube internal screw thread is connected with dedusting disk, dedusting tries to get to the heart of a matter and is rotatably installed with drive rod on face, drive rod bottom is connected on fixed frame, drive rod bottom end is equipped with pressing plate, and reset spring is connected between pressing plate upper surface and fixed frame, the structure design of the utility model is reasonable, the utility model cleans dusty gas vias inner walls by the rotation of dedusting disk, dusty gas vias inner walls are avoided to block, also prevent simultaneously Stop the dust being attached in detection process in vias inner walls to enter inside it, improves the accuracy of powder concentration measurement.
Description
Technical field
The utility model relates to gas detection technology field more particularly to a kind of dust concentration testers.
Background technique
Dust detector abbreviation dust instrument, is dust measurement or Dust Testing Instrument, also mainly for detection of surrounding air
In dust concentration, the type of dust instrument is divided into: laser dust monitor, online continuous monitoring dust instrument, portable dust instrument etc.,
Dust instrument is widely used in disease prevention and control center, mine, metallurgy, power plant, chemical industry manufacture, health supervision, environmental protection, ring
Border on-line monitoring etc..In general, dust concentration detector uses central processing unit technology, while it can chronologically store 50 tests
Record.Instrument shows by Chinese display screen, high-performance aspiration pump, dust concentration detection circuit, under-voltage protection, the groups such as safety power supply
At.
In use, the gas-particle two-phase fluid containing dust particles is through piping and dedusting for dust concentration tester
In the transmission process of device, due to dust particles and dust particles, dust particles and inner wall of the pipe, dust particles and filter core and
The collision and friction of dust particles and flue gas will make dust particles with electrostatic charge.In its electrostatic charge and pipeline
Gas-particle two-phase fluid in dust content have direct relation, the arithmetic mean of instantaneous value of the quantity of electric charge and the root-mean-square value of disturbance quantity all react
Pipeline inner powder dust content out.This charge conversion is referred to as electrostatic friction effect, or referred to as electrostatic induction.
But existing dust concentration tester is in use, generallys use pipeline for gas to be detected and passes through aspiration pump
It is pumped into inside measuring instrument and is detected, during dusty gas circulation, dust is easily adsorbed on transmission pipeline inner wall, makes
It at the obstruction of transmission pipeline, while being adsorbed on dust on transmission pipeline inner wall and also easily measurement result is impacted, exist certain
Defect.
For this purpose, we have proposed a kind of dust concentration testers.
Utility model content
The utility model provides a kind of dust concentration tester, it is therefore intended that can remove dusty gas in measuring instrument and pass
Dust in defeated inner wall of the pipe avoids dust accumulation from causing the obstruction of transmission pipeline and to caused by powder concentration measurement result
Influence.
To realize above-mentioned technical purpose and the technique effect, the utility model is achieved through the following technical solutions:
A kind of dust concentration tester, including shell and setting dust measurement system, the shell in the shell
Leading flank is equipped with for showing dust concentration and the display screen of concentration measuring apparatus relevant parameter being arranged, in the housing bottom surface
Equipped with the cleaning gas operated device for importing dusty gas to be detected, the cleaning gas operated device includes being fixedly mounted on the shell
Fixed frame on body bottom surface and it is fixedly mounted on gas-guide tube on the fixed frame, is equipped in the gas-guide tube and promotes screw thread, institute
It states gas-guide tube internal screw thread and is connected with dedusting disk, the dedusting, which is tried to get to the heart of a matter, is rotatably installed with drive rod on face, on the drive rod bottom
Lower slider is connected on the fixed frame, and the drive rod bottom end is fixedly installed with pressing plate, and the pressing plate upper surface with
Reset spring is connected between the fixed frame.
Preferably, in above-mentioned dust concentration tester, dedusting disk upper surface is fixedly installed with jamb duster, and described sweeps
Dirt brush and the air guide inside pipe wall sliding contact.
It, can be during jamb duster rotates by air guide inside pipe wall by the way that jamb duster is arranged based on above-mentioned technical characteristic
On dust cleaning get off, avoid dust blocking gas-guide tube, while also preventing dust on air guide inside pipe wall and entering concentration
Cause the error of detection inside detector.
Preferably, in above-mentioned dust concentration tester, positioning ring is connected with by connecting rod on the fixed frame, it is described fixed
Linear bearing, and the linear bearing and the drive rod sliding contact are fixedly installed on the ring inner wall of position.
Connection is slided up and down based on above-mentioned technical characteristic, between linear bearing and drive rod, is cooperated fixed frame, is realized drive
The accurate positionin of lever ensure that dedusting disk is docked with the accurate of gas-guide tube.
Preferably, in above-mentioned dust concentration tester, the dedusting try to get to the heart of a matter be fixedly installed on face two it is disposed in parallel
Rotating bar.
Based on above-mentioned technical characteristic, by the way that rotating bar is arranged, can assisted dust-collecting disk enter in gas-guide tube.
Preferably, in above-mentioned dust concentration tester, the display screen is touch display screen, the display screen and the powder
The connection of dirt measuring system signal.
Based on above-mentioned technical characteristic, by sliding or clicking the specific position on display screen, dust concentration survey can be carried out
The setting for measuring instrument relevant parameter, is convenient for operating.
Preferably, in above-mentioned dust concentration tester, hanging ring, gas-guide tube bottom end card are installed in the housing top surface
It is connected to the protective cover for preventing dust from entering.
Based on above-mentioned technical characteristic, by the way that hanging ring is arranged, convenient for dust concentration tester is carried out suspension storage, protective cover
Setting, can be prevented when dust concentration tester is not used dust enter its inside.
The beneficial effects of the utility model are:
The utility model cleans dusty gas vias inner walls by the rotation of dedusting disk, and it is logical to avoid dusty gas
Road inner wall blocks, while also preventing the dust being attached in vias inner walls in detection process and entering inside it, improves
The accuracy of powder concentration measurement has the characteristics that structure is simple, operation is convenient.
Detailed description of the invention
In order to illustrate more clearly of the technical solution of the utility model embodiment, make required for being described below to embodiment
Attached drawing is briefly described, it should be apparent that, the drawings in the following description are merely some embodiments of the present invention,
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings
Other attached drawings.
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the cleaning gas operated device structural schematic diagram of the utility model.
In attached drawing, parts list represented by the reference numerals are as follows:
1- shell；2- dust measurement system；3- display screen；4- cleans gas operated device；5- fixed frame；6- gas-guide tube；7- is pushed away
Into screw thread；8- dedusting disk；9- drive rod；10- pressing plate；11- reset spring；12- jamb duster；13- connecting rod；14- positioning ring；
15- linear bearing；16- rotating bar；17- hanging ring；18- protective cover.
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.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
All other embodiment obtained, fall within the protection scope of the utility model.
It please refers to shown in Fig. 1-2, the present embodiment is a kind of dust concentration tester, including shell 1 and setting in shell 1
Interior dust measurement system 2,1 leading flank of shell are equipped with for showing dust concentration and concentration measuring apparatus relevant parameter being arranged
Display screen 3, display screen 3 are touch display screen, and display screen 3 is connect with 2 signal of dust measurement system, by sliding or clicking display
Specific position on screen 3, can carry out the setting of dust concentration tester relevant parameter, be convenient for operating, on 1 bottom surface of shell
Equipped with the cleaning gas operated device 4 for importing dusty gas to be detected, cleaning gas operated device 4 includes being fixedly mounted on 1 bottom of shell
Fixed frame 5 on face and it is fixedly mounted on gas-guide tube 6 on fixed frame 5, is equipped in gas-guide tube 6 and promotes screw thread 7, in gas-guide tube 6
It is threaded with dedusting disk 8,8 upper surface of dedusting disk is fixedly installed with jamb duster 12, and jamb duster 12 and 6 inner wall of gas-guide tube slide
Contact, by be arranged jamb duster 12, can jamb duster 12 rotate during will be under the dust cleaning on 6 inner wall of gas-guide tube
Come, avoid dust blocking gas-guide tube 6, at the same also prevent dust on 6 inner wall of gas-guide tube enter inside concentration detector and
Cause the error of detection, be fixedly installed with two rotating bars 16 disposed in parallel on 8 bottom surface of dedusting disk, by the way that rotating bar is arranged
16, can assisted dust-collecting disk 8 enter in gas-guide tube 6, drive rod 9,9 bottom of drive rod are rotatably installed on 8 bottom surface of dedusting disk
It slides up and down and is connected on fixed frame 5,9 bottom end of drive rod is fixedly installed with pressing plate 10, and 10 upper surface of pressing plate and fixation
It is connected with reset spring 11 between frame 5, passes through connecting rod 13 on fixed frame 5 and is connected with positioning ring 14, consolidate on 14 inner wall of positioning ring
Dingan County is equipped with linear bearing 15, and linear bearing 15 and 9 sliding contact of drive rod, between linear bearing 15 and drive rod 9 up and down
It is slidably connected, cooperates fixed frame 5, realize the accurate positionin of drive rod 9, ensure that the accurate right of dedusting disk 8 and gas-guide tube 6
It connects, hanging ring 17 is installed, 6 bottom end of gas-guide tube is connected with the protective cover 18 for preventing dust from entering, by setting on 1 top surface of shell
Hanging ring 17 is set, convenient for dust concentration tester is carried out suspension storage, the setting of protective cover 18 can be in dust concentration tester
Prevent dust from entering inside it when unused.
A kind of specific implementation of the utility model when in use first beats the protective cover 18 for being connected to 6 bottom end of gas-guide tube
It opens, then presses pressing plate 8, pressing plate 8 is moved upwards by after the effect of power, and dedusting disk 8 slowly enters in gas-guide tube 6,
After dedusting disk 8 enters in gas-guide tube 6, due to being threadedly coupled between dedusting disk 8 and 6 inner wall of gas-guide tube, under external force,
Along propulsion screw thread 7 around to being rotated, the jamb duster 12 positioned at 8 upper surface of dedusting disk rotates dedusting disk 8 together therewith, goes
In addition to the dust of the upper absorption of 6 inner wall of gas-guide tube, the obstruction that dust accumulation causes gas-guide tube 6 is avoided, is also avoided simultaneously
It is adsorbed on dust influence caused by measurement result on 6 inner wall of gas-guide tube, can be carried out after dust on 6 inner wall of gas-guide tube is removed
The measurement of dust concentration.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one of the utility model
In embodiment or example.In the present specification, schematic expression of the above terms be not necessarily referring to identical embodiment or
Example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more embodiment or examples
In can be combined in any suitable manner.
The preferred embodiment in the utility model disclosed above is only intended to help to illustrate the utility model.Preferred embodiment is simultaneously
There is no the details that detailed descriptionthe is all, does not limit the specific embodiment that the utility model is only yet.Obviously, according to this specification
Content, can make many modifications and variations.These embodiments are chosen and specifically described to this specification, be in order to preferably explain
The principles of the present invention and practical application, so that skilled artisan be enable to better understand and utilize this practical
It is novel.The utility model is limited only by the claims and their full scope and equivalents.
Claims (6)
1. a kind of dust concentration tester, it is characterised in that: including shell (1) and the dust being arranged in the shell (1)
Measuring system (2), shell (1) leading flank are equipped with for showing dust concentration and setting concentration measuring apparatus relevant parameter
Display screen (3), shell (1) bottom surface is equipped with cleaning gas operated device (4) for importing dusty gas to be detected, described
Cleaning gas operated device (4) includes the fixed frame (5) being fixedly mounted on the shell (1) bottom surface and is fixedly mounted on described solid
Determine gas-guide tube (6) on frame (5), is equipped in the gas-guide tube (6) and promotes screw thread (7), gas-guide tube (6) internal screw thread, which is connected with, to be removed
Dirt disk (8) is rotatably installed with drive rod (9) on dedusting disk (8) bottom surface, and drive rod (9) bottom slides up and down connection
On the fixed frame (5), drive rod (9) bottom end is fixedly installed with pressing plate (10), and table in the pressing plate (10)
Reset spring (11) are connected between face and the fixed frame (5).
2. a kind of dust concentration tester according to claim 1, it is characterised in that: dedusting disk (8) upper surface is solid
Dingan County is equipped with jamb duster (12), and the jamb duster (12) and the gas-guide tube (6) inner wall sliding contact.
3. a kind of dust concentration tester according to claim 1, it is characterised in that: pass through company on the fixed frame (5)
Extension bar (13) is connected with positioning ring (14), is fixedly installed with linear bearing (15) on positioning ring (14) inner wall, and described straight
Spool holds (15) and the drive rod (9) sliding contact.
4. a kind of dust concentration tester according to claim 1, it is characterised in that: solid on dedusting disk (8) bottom surface
Dingan County is equipped with two rotating bars (16) disposed in parallel.
5. a kind of dust concentration tester according to claim 1, it is characterised in that: the display screen (3) is to touch to show
Display screen, the display screen (3) connect with the dust measurement system (2) signal.
6. a kind of dust concentration tester according to claim 1, it is characterised in that: installed on shell (1) top surface
Have hanging ring (17), gas-guide tube (6) bottom end is connected with the protective cover (18) for preventing dust from entering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822236907.4U CN209372642U (en) | 2018-12-28 | 2018-12-28 | A kind of dust concentration tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822236907.4U CN209372642U (en) | 2018-12-28 | 2018-12-28 | A kind of dust concentration tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209372642U true CN209372642U (en) | 2019-09-10 |
Family
ID=67827982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822236907.4U Active CN209372642U (en) | 2018-12-28 | 2018-12-28 | A kind of dust concentration tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209372642U (en) |
-
2018
- 2018-12-28 CN CN201822236907.4U patent/CN209372642U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: 450000 4 Units 4, 3, 24, 149 West Three Ring Road, hi tech Zone, Zhengzhou, Henan. Patentee after: HENAN OUTAIWEIER ELECTRONIC TECHNOLOGY Co.,Ltd. Address before: 450000 High-tech District, Zhengzhou City, Henan Province, 149 Third Ring Road, Building 4, Unit 3, Floor 24 Patentee before: HENAN OUTAIWEIER ELECTRONIC TECHNOLOGY Co.,Ltd. |
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| CP02 | Change in the address of a patent holder |