CN107085091A - A kind of diffusion coefficient of oxygen in concrete test device - Google Patents
A kind of diffusion coefficient of oxygen in concrete test device Download PDFInfo
- Publication number
- CN107085091A CN107085091A CN201710485141.0A CN201710485141A CN107085091A CN 107085091 A CN107085091 A CN 107085091A CN 201710485141 A CN201710485141 A CN 201710485141A CN 107085091 A CN107085091 A CN 107085091A
- Authority
- CN
- China
- Prior art keywords
- rectangular box
- oxygen
- installs
- diffusion coefficient
- side wall
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims abstract description 24
- 239000001301 oxygen Substances 0.000 title claims abstract description 24
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract description 24
- 238000009792 diffusion process Methods 0.000 title claims abstract description 20
- 238000012360 testing method Methods 0.000 title claims abstract description 19
- 238000009423 ventilation Methods 0.000 claims description 7
- 239000011521 glass Substances 0.000 claims description 3
- 239000000565 sealant Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 239000011230 binding agent Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/38—Concrete; Lime; Mortar; Gypsum; Bricks; Ceramics; Glass
- G01N33/383—Concrete or cement
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medicinal Chemistry (AREA)
- Food Science & Technology (AREA)
- Ceramic Engineering (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
The invention discloses a kind of diffusion coefficient of oxygen in concrete test device, including rectangular frame, the rectangular frame upper wall surface installs rectangular box, it is hollow mechanism inside the rectangular box and outside is rectangle mechanism, a pair of dividing plates are installed in the rectangular box, rectangular box side wall and a strip through-hole is provided between a pair of dividing plates, the rectangular box upper wall surface is provided with a manhole, a number air inlet pipe is installed, the rectangular box lower wall surface is provided with No. two manholes in a number manhole.The present invention, is easy to people to carry out diffusion coefficient of oxygen in concrete test, simple and convenient, is easy to the concrete quality of knowing for making people simple and clear, and practicality is high.
Description
Technical field
The present invention relates to concrete oxygen testing field, particularly a kind of diffusion coefficient of oxygen in concrete test device.
Background technology
Concrete, referred to as " concrete (t ó ng) "：Refer to the cementing integral engineered composite material of aggregate by binder materials
General designation.The word of concrete one generally said refers to make binder materials, sand, masonry aggregate with cement；With water (additive can be contained and mixed
Close material) coordinate by a certain percentage.
Nowadays, mixed mud is used widely on engineering construction, but many engineerings are slacked off to save building cost
Material reducing, causes the problem of floor quality after building occurs serious, and such people live or had when work serious
Life security hidden danger, so people are generally tested when mixed mud is used, checks whether quality is qualified, prevents to slack off
The phenomenon of material reducing occurs, in consideration of it, being studied regarding to the issue above, there is this case generation then.
The content of the invention
The invention aims to solve the above problems, a kind of diffusion coefficient of oxygen in concrete test device is devised.
To achieve the above object, the present invention provides following technical scheme：A kind of diffusion coefficient of oxygen in concrete test device,
Including rectangular frame, it is hollow mechanism and outside that the rectangular frame upper wall surface, which is installed inside rectangular box, the rectangular box,
For rectangle mechanism, a pair of dividing plates are installed in the rectangular box, rectangular box side wall and are opened between a pair of dividing plates
There is a strip through-hole, the rectangular box upper wall surface, which is provided with a manhole, a manhole, installs No. one
Air inlet pipe, the rectangular box lower wall surface, which is provided with No. two manholes, No. two manholes, installs No. two air inlet pipe, square
Shape case-side wall and it is provided between a pair of dividing plates in a rectangular through-hole, a rectangular through-hole air pressure sensing is installed
Device, rectangular box side wall, which is provided with exhaust outlet, the exhaust outlet, installs blast pipe, and the blast pipe end face installs stream
Gauge.
It is preferred that, rectangular box side wall, which is provided with strip through-hole, the strip through-hole, installs clear glass.
It is preferred that, a control valve is set with an air inlet pipe, No. two air inlet pipe are set with No. two control valves, institute
State No. three control valves of suit on blast pipe.
It is preferred that, it is provided with the rectangular frame lower wall surface corner in rectangle slot, the rectangle slot and folding shape is installed
Mounting screw in No. two manholes, No. two manholes is set with bar, the folding shape bar.
It is preferred that, the gear door that the rectangular box side wall hinge connection strip through-hole matches, gear door side wall
Sealant is installed.
It is preferred that, rectangular box side wall installs the corresponding handle in a pair of positions, and a pair of dividing plates are provided with ventilation mouth,
Piston is installed in the ventilation mouth.
A kind of diffusion coefficient of oxygen in concrete test device made using technical scheme, is easy to people to carry out
Diffusion coefficient of oxygen in concrete is tested, simple and convenient, is easy to the concrete quality of knowing for making people simple and clear, and practicality is high.
Brief description of the drawings
Fig. 1 is a kind of structural representation of diffusion coefficient of oxygen in concrete test device of the present invention；
Fig. 2 is a kind of top view of diffusion coefficient of oxygen in concrete test device of the present invention；
Fig. 3 is a kind of front view of diffusion coefficient of oxygen in concrete test device of the present invention；
In figure, 1- rectangular frames；2- rectangular box；3- dividing plates；No. bis- air inlet pipe of 4-；5- baroceptors；6- blast pipes；
7- flowmeters；Number air inlet pipe of 8-；9- rolls over shape bar；10- keeps off door；11- handles；12- pistons.
Embodiment
In the description of the invention, in addition it is also necessary to explanation, unless otherwise clearly defined and limited, term " setting ",
" installation ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or one
Connect body；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirect by intermediary
It is connected, can is the connection of two element internals.For the ordinary skill in the art, on being understood with concrete condition
State the concrete meaning of term in the present invention.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
The invention provides a kind of diffusion coefficient of oxygen in concrete test device as Figure 1-3, including rectangular frame
1, it is hollow mechanism inside rectangular box 2, the rectangular box 2 that the upper wall surface of rectangular frame 1, which is installed, and outside is rectangle machine
Structure, installs a pair of dividing plates 3 in the rectangular box 2, the side wall of rectangular box 2 and is provided with one between a pair of dividing plates 3
Number strip through-hole, the upper wall surface of rectangular box 2, which is provided with a manhole, a manhole, installs an air inlet
Pipe 8, the lower wall surface of rectangular box 2, which is provided with No. two manholes, No. two manholes, installs No. two air inlet pipe 4, square
The side wall of shape casing 2 and it is provided between a pair of dividing plates 3 in a rectangular through-hole, a rectangular through-hole air pressure transmission is installed
Sensor 5, the side wall of rectangular box 2, which is provided with exhaust outlet, the exhaust outlet, installs blast pipe 6, the end face of blast pipe 6
Flowmeter 7 is installed；The side wall of rectangular box 2, which is provided with strip through-hole, the strip through-hole, installs clear glass；Described one
A control valve is set with number air inlet pipe 8, No. two air inlet pipe 4, which are set with No. two control valves, the blast pipe 6, is set with No. three
Control valve；It is provided with the lower wall surface corner of rectangular frame 1 in rectangle slot, the rectangle slot and folding shape bar 9 is installed, it is described
Roll over and mounting screw in No. two manholes, No. two manholes is set with shape bar 9；The side wall hinge of rectangular box 2
The gear door 10 that connection strip through-hole matches, the side wall of gear door 10 installs sealant；The side wall of rectangular box 2 is installed
The corresponding handle 11 in a pair of positions, a pair of dividing plates 3, which are provided with ventilation mouth, the ventilation mouth, installs piston 12.
When specifically used：Programmable series of PLC controller is installed first at the present apparatus free time, what PLC was used
The preferred SIMATIC S7-300 of model, by the output end of the model PLC by wire respectively with baroceptor 5,
Flowmeter 7, input connection.After those skilled in the art are programmed by PLC, the fully controllable work for making each electrical part
Sequentially, concrete operating principle is as follows：The preferred CPS130 of model of baroceptor 5, while the preferred LWE of flow meter model, in square
A pair of the dividing plates 3 installed in the rectangular box 2 that the upper wall surface of shape framework 1 is installed are easy to the part of 2 upper, middle and lower of rectangular box three, rectangle
The strip through-hole that the side wall of casing 2 is provided with is easy to people to mixed mud is put into inside rectangular box 2, by the side of rectangular box 2
The hinged rectangle gear door 10 of wall is easy to block strip through-hole, while preventing in the sealing ring that rectangle keeps off the side wall installation of door 10
Only breathing freely causes gas to run out of, and two parts are easy to deposit gas up and down afterwards, and being provided with a circle in the upper wall surface of rectangular box 2 leads to
Pacify a control valve in an air inlet pipe 8 in hole to open, be easy into the top of dividing plate 3 and rectangular box 2 space between upper wall surface
Oxygen is poured into, afterwards by installing No. two controls in No. two air inlet pipe 4 in No. two manholes of the lower wall surface of rectangular box 2
Valve is opened, and is easy to the lower wall surface of dividing plate 3 and the lower inner wall face of rectangular box 2 pouring into nitrogen, is fully poured into when oxygen and nitrogen
The piston 12 that a pair of dividing plates 3 are provided with ventilation mouth is opened after region, is easy to oxygen to fall, is perceived by baroceptor 5
Air pressure in rectangular box 2 is beaten by being provided with No. three control valves in exhaust outlet on installation blast pipe 6 in the side wall of rectangular box 2
Open and be easy to gas to discharge, flowmeter 7 detects gas flow rates flow again afterwards, is easy to learn diffusion coefficient of oxygen in concrete,
Folding shape bar 9 is installed in the rectangle slot being provided with the lower wall surface corner of rectangular frame 1 afterwards to play a supporting role, and in folding shape bar 9
On mounting screw in No. two manholes being provided with, be easy to the present apparatus to fix safety.
Finally it should be noted that：The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention,
Although the present invention is described in detail with reference to the foregoing embodiments, for those skilled in the art, it still may be used
To be modified to the technical scheme described in foregoing embodiments, or equivalent substitution is carried out to which part technical characteristic,
Within the spirit and principles of the invention, any modification, equivalent substitution and improvements made etc., should be included in the present invention's
Within protection domain.
Claims (6)
1. a kind of diffusion coefficient of oxygen in concrete test device, including rectangular frame (1), it is characterised in that the rectangular frame
(1) upper wall surface installs rectangular box (2), and it is hollow mechanism that the rectangular box (2) is internal and outside is rectangle mechanism, the square
A pair of dividing plates (3) are installed in shape casing (2), rectangular box (2) the side wall and No. one are provided between a pair of dividing plates (3)
Strip through-hole, rectangular box (2) upper wall surface, which is provided with a manhole, a manhole, installs an air inlet
Manage (8), rectangular box (2) lower wall surface, which is provided with No. two manholes, No. two manholes, installs No. two air inlet pipe
(4), rectangular box (2) side wall and it is provided with a rectangular through-hole, a rectangular through-hole between a pair of dividing plates (3)
Baroceptor (5) is installed, rectangular box (2) side wall, which is provided with exhaust outlet, the exhaust outlet, installs blast pipe (6),
Blast pipe (6) end face installs flowmeter (7).
2. a kind of diffusion coefficient of oxygen in concrete test device according to claim 1, it is characterised in that the rectangular box
Body (2) side wall, which is provided with strip through-hole, the strip through-hole, installs clear glass.
3. a kind of diffusion coefficient of oxygen in concrete test device according to claim 1, it is characterised in that described No. one is entered
A control valve is set with tracheae (8), No. two air inlet pipe (4) are set with No. two control valves, the blast pipe (6) and are set with three
Number control valve.
4. a kind of diffusion coefficient of oxygen in concrete test device according to claim 1, it is characterised in that the rectangle frame
It is provided with frame (1) lower wall surface corner in rectangle slot, the rectangle slot and folding shape bar (9) is installed, is covered on the folding shape bar (9)
Fill mounting screw in No. two manholes, No. two manholes.
5. a kind of diffusion coefficient of oxygen in concrete test device according to claim 1, it is characterised in that the rectangular box
The gear door (10) that body (2) side wall hinge connection strip through-hole matches, gear door (10) side wall installs sealant.
6. a kind of diffusion coefficient of oxygen in concrete test device according to claim 1, it is characterised in that the rectangular box
Body (2) side wall installs the corresponding handle (11) in a pair of positions, and a pair of dividing plates (3), which are provided with ventilation mouth, the ventilation mouth, pacifies
Fill piston (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710485141.0A CN107085091B (en) | 2017-06-23 | 2017-06-23 | Concrete oxygen diffusion coefficient testing arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710485141.0A CN107085091B (en) | 2017-06-23 | 2017-06-23 | Concrete oxygen diffusion coefficient testing arrangement |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107085091A true CN107085091A (en) | 2017-08-22 |
| CN107085091B CN107085091B (en) | 2020-05-12 |
Family
ID=59606464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710485141.0A Active CN107085091B (en) | 2017-06-23 | 2017-06-23 | Concrete oxygen diffusion coefficient testing arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107085091B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108426826A (en) * | 2018-06-15 | 2018-08-21 | 中国电建集团成都勘测设计研究院有限公司 | Experimental rig for concrete vibrating quality testing |
Citations (6)
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|---|---|---|---|---|
| KR20040019618A (en) * | 2002-08-28 | 2004-03-06 | 오병환 | Apparatus and Method for Measuring Gas Diffusion Rate in Concrete Structure |
| CN103245596A (en) * | 2013-05-14 | 2013-08-14 | 南京工程学院 | Method for determining gas permeability coefficient of concrete |
| CN204789265U (en) * | 2015-07-10 | 2015-11-18 | 苏交科集团股份有限公司 | On --spot nondestructive test device of gaseous osmotic coefficient of bridge structures concrete |
| JP2017026357A (en) * | 2015-07-16 | 2017-02-02 | 大成建設株式会社 | Diffusion coefficient estimation method |
| CN106644822A (en) * | 2016-12-15 | 2017-05-10 | 嘉华特种水泥股份有限公司 | Concrete permeability coefficient testing method and concrete permeability coefficient testing device |
| CN206223612U (en) * | 2016-10-26 | 2017-06-06 | 嘉华特种水泥股份有限公司 | A kind of concrete ventilation property test device |
-
2017
- 2017-06-23 CN CN201710485141.0A patent/CN107085091B/en active Active
Patent Citations (6)
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|---|---|---|---|---|
| KR20040019618A (en) * | 2002-08-28 | 2004-03-06 | 오병환 | Apparatus and Method for Measuring Gas Diffusion Rate in Concrete Structure |
| CN103245596A (en) * | 2013-05-14 | 2013-08-14 | 南京工程学院 | Method for determining gas permeability coefficient of concrete |
| CN204789265U (en) * | 2015-07-10 | 2015-11-18 | 苏交科集团股份有限公司 | On --spot nondestructive test device of gaseous osmotic coefficient of bridge structures concrete |
| JP2017026357A (en) * | 2015-07-16 | 2017-02-02 | 大成建設株式会社 | Diffusion coefficient estimation method |
| CN206223612U (en) * | 2016-10-26 | 2017-06-06 | 嘉华特种水泥股份有限公司 | A kind of concrete ventilation property test device |
| CN106644822A (en) * | 2016-12-15 | 2017-05-10 | 嘉华特种水泥股份有限公司 | Concrete permeability coefficient testing method and concrete permeability coefficient testing device |
Non-Patent Citations (1)
| Title |
|---|
| 耿欧等: "混凝土氧气扩散系数试验研究", 《东南大学学报（自然科学版）》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108426826A (en) * | 2018-06-15 | 2018-08-21 | 中国电建集团成都勘测设计研究院有限公司 | Experimental rig for concrete vibrating quality testing |
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| Publication number | Publication date |
|---|---|
| CN107085091B (en) | 2020-05-12 |
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