CN209102549U - A kind of visualization gas particle erosion wear chamber - Google Patents
A kind of visualization gas particle erosion wear chamber Download PDFInfo
- Publication number
- CN209102549U CN209102549U CN201821681485.5U CN201821681485U CN209102549U CN 209102549 U CN209102549 U CN 209102549U CN 201821681485 U CN201821681485 U CN 201821681485U CN 209102549 U CN209102549 U CN 209102549U
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- CN
- China
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- zle
- box body
- part box
- particulate charge
- upper box
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Abstract
The utility model discloses a kind of visualization gas particle erosion wear chambers, feature be include being connected by hinge upper box body and lower part box, the particulate charge storehouse of several equidistantly distributeds is arranged by flanged joint at the top of upper box body, high-pressure air source import and solid particle import are provided on particulate charge storehouse, the intracorporal top of upper tank is provided with several and corresponds the contracting noz(zle) being connected to particulate charge storehouse, it is separated by partition between adjacent contracting noz(zle), the two sides of upper box body are respectively arranged at least one gas vent, organic glass form is provided at the top of upper box body, high-speed camera is provided with above organic glass form；Be evenly equipped in lower part box several adjustable rotation angles by test specimen, the folding side of lower part box is provided with circulating water intake, the closed side of lower part box is provided with circulating water outlet, and advantage is to be directed to more than one piece sample and realize to carry out duration test in the case where flowing wetting conditions.
Description
Technical field
The utility model relates to gas particle erosion wear experimental rigs, try more particularly, to a kind of visualization gas particle erosion wear
Tryoff.
Background technique
In many process industrial circles such as coal chemical industry, petrochemical industry, metallurgy, electric power, generally existing Dual-Phrase Distribution of Gas olid.
In the transmission process of Dual-Phrase Distribution of Gas olid, under the entrainment and driving of air-flow, solid particle can occur with pipeline or the inner wall of equipment
Collision, so as to cause erosive wear.The lasting erosion of particle, which will lead to pipeline or the material of equipment inner surface, to be constantly lost, into
And cause a series of serious consequences such as pipeline wall thickness is thinned, leaks, equipment performance sharply declines, function is lost, threaten device
Production and operational safety.Currently, being directed to Dual-Phrase Distribution of Gas olid Erosion Wear Mechanisms and rule, academia and engineering circles have been carried out greatly
Amount theory and experimental study, but since erosion condition is different, operating condition is changeable and the physical property of particle, material is different,
Erosion Wear Mechanisms are still up for further exploring.Dual-Phrase Distribution of Gas olid erosive wear especially in the case where flowing wetting conditions, by
In there are the liquid of certain flow rate by erosion material surface, the impact-ball rebound velocity and angle of erosion particle can be significantly changed, very
It to the aggregation for influencing near wall particle and is crushed, failure mechanism and rule are more complicated.
Existing supersonic gas fixed double phase flow erosive wear experimental rig (CN201110258055.9), is primarily present following
Technological deficiency: 1) experimental rig uses shock tube driving method, and speed can not be continuously adjusted；2) added by way of replacing aluminium film
Particle is carried, disassembly is cumbersome, can not carry out long run test；3) test each time can only be directed to a kind of test specimen, and test period is longer；4)
It cannot achieve the Dual-Phrase Distribution of Gas olid erosion test of flowing wetting conditions.
Summary of the invention
The technical problem to be solved by the utility model is to provide a kind of energy for more than one piece sample and to realize in flowing wetting
Under the conditions of carry out duration test visualization gas particle erosion wear chamber.
Technical solution adopted by the utility model to solve the above technical problems is as follows: a kind of visualization gas particle erosion wear examination
The side of tryoff, including upper box body and lower part box, the side of the upper box body and the lower part box passes through conjunction
Page connection, the particulate charge storehouse of several equidistantly distributeds is arranged by flanged joint at the top of the upper box body, described
High-pressure air source import is provided at the top of particulate charge storehouse, the side in the particulate charge storehouse is provided with solid particle import,
The intracorporal top of the upper tank is provided with several and corresponds the contracting noz(zle) being connected to, phase with the particulate charge storehouse
It is separated by partition between the adjacent contracting noz(zle), the two sides of the upper box body are respectively arranged at least one exhaust
Hole is provided with organic glass form at the top of the upper box body, and high speed is provided with above the organic glass form
Photographic apparatus；Be evenly equipped in the lower part box several adjustable rotation angles by test specimen, it is described that institute is located at by test specimen
It the underface for the contracting noz(zle) stated and is corresponded with the contracting noz(zle), the folding side of the lower part box, which is provided with, to be followed
The closed side of ring water inlet, the lower part box is provided with circulating water outlet.
The intracorporal bottom of the lower tank is provided with adjusting bracket, is evenly equipped with along the long side direction in the adjusting bracket
Several pairs of support columns, by test specimen, the central axis two by test specimen described in installation one between each pair of support column
End is each passed through the support column, and the central axis end by test specimen is fixedly connected on the branch by fastening nut
On dagger.
The contracting noz(zle) is threadedly attached with the upper box body, the receipts of the contracting noz(zle)
Contracting is 1.5:1-2:1 than range.
The bottom of the lower part box is the geometric center that arc-shaped and its center of circle is located at the lower part box.
The shape in the particulate charge storehouse is that top round estrade and lower cylinder integrally connected form, the particle
Feeding warehouse is connected to by the flange with the contracting noz(zle).
Compared with the prior art, the advantages of the utility model are: a kind of visualization gas particle erosion wear of the utility model
Chamber, in gas-solid erosion test case, install specified quantity by test specimen, and by adjusting bracket, set each by test specimen
With the angle of horizontal plane；According to required gas-solid erosion speed, the contracting noz(zle) of different shrinkage ratios is selected, and installs and is tested
The corresponding contracting noz(zle) of number of packages amount；After being installed, upper box body and lower part box are closed up, the bat of setting high-speed photographic apparatus
Frequency is taken the photograph, high pressure draught enters particulate charge storehouse, and the solid particle in particulate charge storehouse is driven to enter contracting noz(zle), and erosion quilt
Test specimen captures impact-rebound of the solid particle when erosion is by surface of test piece using high-speed camera in gas-solid erosion process
Speed and angle；Can be carried out simultaneously in gas-solid erosion test case it is multiple by test specimen under different angle of attack and impact velocity
Erosion test shortens test process.Meanwhile by the way of partition, interfering with each other for each erosion process is avoided；Using
Circulating water supply system can carry out the gas-solid erosion test under flowing wetting conditions in conjunction with gas-solid erosion test case.
Detailed description of the invention
Fig. 1 is the structural schematic diagram one that the utility model visualizes gas particle erosion wear chamber；
Fig. 2 is the structural schematic diagram two that the utility model visualizes gas particle erosion wear chamber.
Specific embodiment
The utility model is described in further detail below in conjunction with figure embodiment.
Specific embodiment
A kind of visualization gas particle erosion wear chamber, as depicted in figs. 1 and 2, including upper box body 1 and lower part box 2,
The side of upper box body 1 and the side of lower part box 2 are connected by hinge, if the top of upper box body 1 is connected with by flange 3
The particulate charge storehouse 4 of dry equidistantly distributed, the top in particulate charge storehouse 4 is provided with high-pressure air source import 5, particulate charge storehouse 4
Side be provided with solid particle import 6, the top in upper box body 1 is provided with several and particulate charge storehouse 4 corresponds
The part that is faint in color in case is shown as in contracting noz(zle) 7(Fig. 1 of connection), pass through partition 8(Fig. 1 between adjacent contracting noz(zle) 7
In be shown as the part that is faint in color in case) separate, the two sides of upper box body 1 are respectively arranged at least one gas vent 9, upper tank
The top of body 1 is provided with organic glass form 10, and the top of organic glass form 10 is provided with high-speed camera 11；Lower part box
Be evenly equipped in 2 several adjustable rotation angles by test specimen 12, by test specimen 12 be located at contracting noz(zle) 7 underface and with contraction
Nozzle 7 corresponds, and the folding side of lower part box 2 is provided with circulating water intake 13, and the closed side of lower part box 2 is provided with circulation
Water out 14.
In this particular embodiment, as shown in Fig. 2, the bottom of lower part box 2 is provided with adjusting bracket 15, adjusting bracket 15
On be evenly equipped with several pairs of support columns 16 along the long side direction, installation one is by test specimen 12 between each pair of support column 16, by test specimen 12
Central axis both ends are each passed through support column 16, are fixedly connected on support column by fastening nut 17 by the central axis end of test specimen 12
On 16.It is realized and is rotatablely connected by central shaft by test specimen 12, pass through 17 fixed angle of fastening nut.Contracting noz(zle) 7 and top
Cabinet 1 is threadedly attached, and the shrinkage ratio range of contracting noz(zle) 7 is 1.5:1-2:1.2 bottom of lower part box is circle
Arc and its center of circle are located at the geometric center of lower part box 2.The shape in particulate charge storehouse 4 is top round estrade and lower cylinder
Integrally connected forms, and particulate charge storehouse 4 is connected to by flange with contracting noz(zle) 7.
Above-described embodiment is the further explanation to the utility model, but the protection scope of the utility model is with claim
Subject to book.
Claims (5)
1. a kind of visualization gas particle erosion wear chamber, it is characterised in that: including upper box body and lower part box, described is upper
The side of portion's cabinet and the side of the lower part box are connected by hinge, and the top of the upper box body is connected by flange
It is connected to the particulate charge storehouse of several equidistantly distributeds, high-pressure air source import, institute are provided at the top of the particulate charge storehouse
The side in the particulate charge storehouse stated is provided with solid particle import, and the intracorporal top of the upper tank is provided with several and institute
The particulate charge storehouse stated corresponds the contracting noz(zle) of connection, is separated by partition between the adjacent contracting noz(zle), institute
The two sides for the upper box body stated are respectively arranged at least one gas vent, are provided with organic glass at the top of the upper box body
Form is provided with high-speed camera above the organic glass form；Being evenly equipped with several in the lower part box can
Adjustment rotation angle by test specimen, it is described by test specimen be located at the contracting noz(zle) underface and with the contracting noz(zle)
It corresponds, the folding side of the lower part box is provided with circulating water intake, and the closed side of the lower part box is provided with
Circulating water outlet.
2. a kind of visualization gas particle erosion wear chamber according to claim 1, it is characterised in that: the lower tank
Intracorporal bottom is provided with adjusting bracket, is evenly equipped with several pairs of support columns, Mei Duisuo in the adjusting bracket along the long side direction
It is described that the support is each passed through by the central axis both ends of test specimen by test specimen described in installing one between the support column stated
Column, the central axis end by test specimen are fixedly connected on the support column by fastening nut.
3. a kind of visualization gas particle erosion wear chamber according to claim 2, it is characterised in that: the contraction spray
Mouth is threadedly attached with the upper box body, and the shrinkage ratio range of the contracting noz(zle) is 1.5:1-2:1.
4. a kind of visualization gas particle erosion wear chamber according to claim 3, it is characterised in that: the lower tank
The bottom of body is the geometric center that arc-shaped and its center of circle is located at the lower part box.
5. a kind of visualization gas particle erosion wear chamber according to claim 4, it is characterised in that: the particle into
The shape of feed bin is that top round estrade and lower cylinder integrally connected form, and the particulate charge storehouse passes through the flange
It is connected to the contracting noz(zle).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821681485.5U CN209102549U (en) | 2018-10-17 | 2018-10-17 | A kind of visualization gas particle erosion wear chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821681485.5U CN209102549U (en) | 2018-10-17 | 2018-10-17 | A kind of visualization gas particle erosion wear chamber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209102549U true CN209102549U (en) | 2019-07-12 |
Family
ID=67155450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821681485.5U Expired - Fee Related CN209102549U (en) | 2018-10-17 | 2018-10-17 | A kind of visualization gas particle erosion wear chamber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209102549U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109187251A (en) * | 2018-10-17 | 2019-01-11 | 宁波市产品质量监督检验研究院 | A kind of visualization gas particle erosion wear chamber |
-
2018
- 2018-10-17 CN CN201821681485.5U patent/CN209102549U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109187251A (en) * | 2018-10-17 | 2019-01-11 | 宁波市产品质量监督检验研究院 | A kind of visualization gas particle erosion wear chamber |
| CN109187251B (en) * | 2018-10-17 | 2024-03-12 | 宁波市产品质量监督检验研究院 | Visual gas-solid erosive wear test box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190712 Termination date: 20201017 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |