CN110196222A - A kind of concrete tide environmental test chamber and test method - Google Patents
A kind of concrete tide environmental test chamber and test method Download PDFInfo
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- CN110196222A CN110196222A CN201910454377.7A CN201910454377A CN110196222A CN 110196222 A CN110196222 A CN 110196222A CN 201910454377 A CN201910454377 A CN 201910454377A CN 110196222 A CN110196222 A CN 110196222A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N17/00—Investigating resistance of materials to the weather, to corrosion, or to light
- G01N17/002—Test chambers
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/56—Investigating resistance to wear or abrasion
- G01N3/567—Investigating resistance to wear or abrasion by submitting the specimen to the action of a fluid or of a fluidised material, e.g. cavitation, jet abrasion
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/022—Environment of the test
- G01N2203/0236—Other environments
- G01N2203/024—Corrosive
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- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
The present invention relates to a kind of concrete tide environmental test chambers, refrigeration machine, dehumidifier, humidifier and heater are connected to the second cabinet, refrigeration machine, dehumidifier, humidifier and heater are connected to control panel, Temperature Humidity Sensor is connected to control panel, second cabinet bottom end is provided with tide sink, be provided on tide basin sidewall into, water outlet, water inlet and water outlet are respectively connected to the water tank outside the second cabinet, tide pump and nighttide pump are respectively arranged on water inlet pipe and outlet pipe, tide sink upper end is provided with test specimen rack, the top of second cabinet is equipped with ultraviolet radiator by bracket.The invention further relates to a kind of concrete tide environmental test method, steps are as follows: 1) test specimen is placed；2) parameter setting；3) off-test.The design of the invention is scientific and reasonable, easy to operate, can the Fast simulation concrete performance under environment by the sea, cracking and aging conditions of the concrete under strong illumination and seawer tide impact are obtained, convenient for instructing engineering practice.
Description
Technical field
The invention belongs to engineering design technology fields, are related to concrete environmental test chamber, in particular to a kind of concrete tide
Nighttide environmental test chamber and test method.
Background technique
Concrete is essential engineering material in construction projects, suffers from extensive use in every field.On edge
Sea area, it is often necessary to build dykes and dams or wall etc. with concrete material, concrete material, which inherently exists, is used for a long time cracking
The problem of, under the effect of the tidal scour of long term high temperature illumination and seawater, concrete is easier that aging occurs in coastal sea area in addition
Or cracking, influence the fastness of dykes and dams or wall.
In order to guarantee the safety in utilization of concrete, it is necessary to using coastal sea area high temperature and sea washes as concrete performance
The significant consideration of detection, but pass through concrete service performance detection on the spot and need to consume the very long time again.By right
The retrieval of patent document does not find that temperature, humidity, seawer tide impact and three couple the concrete under the conditions of environment
Performance detection test.
Therefore, the present invention has developed a kind of concrete test case for simulating seacoast environment, exists for concrete as background
Performance, fastness and durable Journal of Sex Research under seacoast environment lay the foundation.
Summary of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide a kind of concrete tide environmental test chamber, operations
It is convenient, can the Fast simulation concrete performance under environment by the sea, convenient for instructing engineering practice.
The present invention solves its technical problem and is achieved through the following technical solutions:
A kind of concrete tide environmental test chamber, including cabinet and the chamber door being rotatably installed on cabinet, the cabinet point
For the first cabinet and the second cabinet, it is characterised in that: be provided with refrigeration machine, dehumidifier, humidifier, heating in first cabinet
Device and control panel, the refrigeration machine, dehumidifier, humidifier and heater pass through connecting tube and are connected to second cabinet,
The refrigeration machine, dehumidifier, humidifier and heater are connected to control panel, are provided on second wall box warm and humid
Sensor is spent, the Temperature Humidity Sensor is connected to the control panel, and second cabinet bottom end is provided with tide sink, institute
It states and is provided with water inlet and water outlet on tide basin sidewall, the water inlet and water outlet pass through water inlet pipe and outlet pipe respectively
The water tank being connected to outside the second cabinet is provided with damp pump on the water inlet pipe, and nighttide pump, the tide are provided on the outlet pipe
Nighttide sink upper end is provided with test specimen rack, and the top of second cabinet is equipped with ultraviolet radiator by bracket, described ultraviolet
Line lamp is connected to the control panel.
Moreover, the tide pump and nighttide pump are variable frequency pump.
Moreover, being provided with flowmeter on the water inlet pipe and outlet pipe, the flowmeter is connected to the control panel.
Moreover, being provided with water level alarm in the tide sink.
Moreover, the test specimen rack is provided with several test specimen placed layers, hole is provided on several test specimen placed layers
Plate.
Moreover, the chamber door is two fans, and rotating handles are set on every fan chamber door, are provided with rotation on second cabinet
Handle fixed ring.
Moreover, the tide sink and test-piece stand are stainless steel material.
Moreover, being provided with ventilated net on first wall box.
A kind of concrete tide environmental test method, it is characterised in that: the step of the method are as follows:
1) concrete sample to be tested will be needed to be put into the tide sink of the second cabinet, and chamber door is closed and locked；
2) working condition of refrigeration machine, dehumidifier, humidifier, heater and ultraviolet radiator is controlled on the control panel, if
Set target temperature, humidity and the intensity of illumination of test；Tide pump, nighttide switch pump are opened simultaneously, so that the water in water tank enters tide
Tide impact is generated in nighttide sink and to test specimen concrete, starts to test；
3) refrigeration machine, dehumidifier, humidifier, heater and ultraviolet radiator after the test, are closed by control panel, and
Tide pump, nighttide switch pump are closed, when, without opening chamber door when water wave, take out test specimen concrete, off-test in tide sink.
The advantages and benefits of the present invention are:
1, concrete tide environmental test chamber of the invention, refrigeration machine, dehumidifier, humidifier and heater are connected to
Two cabinets, refrigeration machine, dehumidifier, humidifier and heater are connected to control panel, and Temperature Humidity Sensor is connected to control plane
Plate, the second cabinet bottom end are provided with tide sink, and entery and delivery port, water inlet and water outlet point are provided on tide basin sidewall
Tide pump and nighttide pump, tide sink upper end are respectively arranged on the water tank not being connected to outside the second cabinet, water inlet pipe and outlet pipe
It is provided with test specimen rack, the top of the second cabinet is equipped with ultraviolet radiator by bracket, can accurately simulate seacoast environment, grind
Study carefully variation of the concrete under strong illumination and seawer tide impact, it is easy to operate, there is directive significance to engineering practice.
2, concrete tide environmental test chamber of the invention, tide pump are variable frequency pump with nighttide pump, and flow velocity is adjustable, can simulate
The scene of varying strength sea washes, it is applied widely.
3, concrete tide environmental test chamber of the invention is provided with water level alarm in tide sink, when tide sink
When interior water level is excessively high, it is able to carry out warning reminding, guarantee test simulation accuracy.
4, concrete tide environmental test chamber of the invention, test specimen rack are provided with several test specimen placed layers, this is several
It is provided with orifice plate on test specimen placed layer, it being capable of multilayer progress test specimen placement.
5, concrete tide environmental test chamber of the invention, chamber door is two fans, and rotating handles are arranged on every fan chamber door, the
Be provided with rotating handles fixed ring on two cabinets, light structure, it is convenient to open the door, and can guarantee chamber door and cabinet leakproofness and
Cooperate fastness.
6, concrete tide environmental test chamber of the invention, tide sink and test-piece stand are stainless steel material, are not easy to give birth to
Rust or generation algae etc., avoid it from influencing concrete sample performance, guarantee accuracy.
7, concrete tide environmental test chamber of the invention is provided with ventilated net on first wall box, can guarantee and
When ventilation and heat, guarantee operational safety.
8, concrete tide environmental test method of the invention, it is easy to operate, it being capable of Fast simulation concrete ring by the sea
Performance under border obtains cracking and aging conditions of the concrete under strong illumination and seawer tide impact, convenient for instructing engineering
Practice.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is another structural schematic diagram (removing chamber door) of the invention.
Description of symbols
1-1- water tank, 2- water inlet pipe, 3- tide pump, 4- chamber door, 5- rotating handles fixed ring, 6- rotating handles, 7- control
Panel, 8- flowmeter, 9- nighttide pump, 10- outlet pipe, the second cabinet of 11-, 12- bracket, 13- ultraviolet radiator, 14- test specimen rack,
15- Temperature Humidity Sensor, 16- connecting tube, the first cabinet of 17-, 18- ventilated net, 19- refrigeration machine, 20- dehumidifier, 21- humidification
Device, 22- heater, 23- tide sink, 24- test specimen, 25- water level alarm, 26- water inlet, 27- water outlet.
Specific embodiment
Below by specific embodiment, the invention will be further described, and it is not limit that following embodiment, which is descriptive,
Qualitatively, this does not limit the scope of protection of the present invention.
A kind of concrete tide environmental test chamber, including cabinet and the chamber door being rotatably installed on cabinet 4, cabinet is divided into
One cabinet 17 and the second cabinet 11, innovation is: refrigeration machine 19, dehumidifier 20, humidifier are provided in the first cabinet
21, heater 11 and control panel 7, refrigeration machine, dehumidifier, humidifier and heater pass through connecting tube 16 and are connected to the second case
Body, refrigeration machine, dehumidifier, humidifier and heater are connected to control panel, and temperature and humidity biography is provided on the second wall box
Sensor 15, Temperature Humidity Sensor are connected to control panel, and the second cabinet bottom end is provided with tide sink 23, on tide basin sidewall
It is provided with water inlet 23 and water outlet 27, water inlet and water outlet pass through water inlet pipe 2 respectively and outlet pipe 10 is connected to the second case
External water tank 1 is provided with tide pump 3 on water inlet pipe, nighttide pump 9 is provided on outlet pipe, tide sink upper end is provided with test specimen
The top of rack 14, the second cabinet is equipped with ultraviolet radiator 13 by bracket 12, and ultraviolet radiator is connected to control panel.
Tide pump is variable frequency pump with nighttide pump, and flow velocity is adjustable, can simulate the scene of varying strength sea washes, the scope of application
Extensively.
Flowmeter 8 is provided on water inlet pipe and outlet pipe, the flowmeter is connected to control panel, being capable of real-time monitoring
Flow in tide sink, convenient for adjusting.
It is provided with water level alarm 25 in tide sink, when tidal water trough inner water position is excessively high, is able to carry out warning reminding,
Guarantee test simulation accuracy.
Test specimen rack is provided with several test specimen placed layers, and orifice plate is provided on several test specimen placed layers, can be more than enough
Layer carries out test specimen placement.
Chamber door is two fans, and rotating handles 6 are arranged on every fan chamber door, is provided with rotating handles fixed ring 5 on the second cabinet,
Light structure, it is convenient to open the door, and can guarantee the leakproofness and cooperation fastness of chamber door and cabinet.
Tide sink and test-piece stand are stainless steel material, are not easy to get rusty or generate algae etc., it is avoided to try concrete
Part performance influences, and guarantees accuracy.
It is provided with ventilated net 18 on first wall box, can guarantee timely ventilation and heat, guarantees operational safety.
A kind of concrete tide environmental test method, innovation are: steps of the method are:
1) concrete sample 24 to be tested will be needed to be put into the tide sink of the second cabinet, and chamber door is closed and locked
Tightly；
2) working condition of refrigeration machine, dehumidifier, humidifier, heater and ultraviolet radiator is controlled on the control panel, if
Set target temperature, humidity and the intensity of illumination of test；Tide pump, nighttide switch pump are opened simultaneously, so that the water in water tank enters tide
Tide impact is generated in nighttide sink and to test specimen concrete, starts to test；
Current Temperatures be higher than (being lower than) target temperature when, open refrigeration machine (heater), refrigeration machine (heater) work into
Row cooling (heating)；
Current humidity be higher than (being lower than) target humidity when, open dehumidifier (humidifier), dehumidifier (humidifier) work into
Row dehumidifying (humidification)；
When present flow rate is higher than (being lower than) target flow, adjusting control panel reduces (increase) tide, nighttide pump aperture, tide, nighttide
Pump work carries out reduction of speed (speedup) to target value；
When present ultraviolet intensity is higher than (being lower than) target strength, adjusting control panel reduces the irradiation of (increase) ultraviolet light by force
It spends to target value；
3) refrigeration machine, dehumidifier, humidifier, heater and ultraviolet radiator after the test, are closed by control panel, and
Tide pump, nighttide switch pump are closed, when, without opening chamber door when water wave, take out test specimen concrete, off-test in tide sink.
Although disclosing the embodiment of the present invention and attached drawing for the purpose of illustration, those skilled in the art can be managed
Solution: do not departing from the present invention and spirit and scope of the appended claims in, various substitutions, changes and modifications be all it is possible,
Therefore, the scope of the present invention is not limited to the embodiment and attached drawing disclosure of that.
Claims (9)
1. a kind of concrete tide environmental test chamber, including cabinet and the chamber door being rotatably installed on cabinet, the cabinet is divided into
First cabinet and the second cabinet, it is characterised in that: be provided with refrigeration machine, dehumidifier, humidifier, heater in first cabinet
And control panel, the refrigeration machine, dehumidifier, humidifier and heater pass through connecting tube and are connected to second cabinet, institute
It states refrigeration machine, dehumidifier, humidifier and heater and is connected to control panel, be provided with temperature and humidity on second wall box
Sensor, the Temperature Humidity Sensor are connected to the control panel, and second cabinet bottom end is provided with tide sink, described
Water inlet and water outlet are provided on tide basin sidewall, the water inlet and water outlet pass through water inlet pipe respectively and outlet pipe connects
The water tank being connected to outside the second cabinet is provided with damp pump on the water inlet pipe, and nighttide pump, the tide are provided on the outlet pipe
Sink upper end is provided with test specimen rack, and the top of second cabinet is equipped with ultraviolet radiator, the ultraviolet light by bracket
Lamp is connected to the control panel.
2. concrete tide environmental test chamber according to claim 1, it is characterised in that: the tide pump and nighttide pump are to become
Frequency pumps.
3. concrete tide environmental test chamber according to claim 1, it is characterised in that: on the water inlet pipe and outlet pipe
It is provided with flowmeter, the flowmeter is connected to the control panel.
4. concrete tide environmental test chamber according to claim 1, it is characterised in that: be provided in the tide sink
Water level alarm.
5. concrete tide environmental test chamber according to claim 1, it is characterised in that: the test specimen rack is provided with
Several test specimen placed layers are provided with orifice plate on several test specimen placed layers.
6. concrete tide environmental test chamber according to claim 1, it is characterised in that: the chamber door is two fans, and every
Rotating handles are set on fan chamber door, are provided with rotating handles fixed ring on second cabinet.
7. concrete tide environmental test chamber according to claim 1, it is characterised in that: the tide sink and test-piece stand
It is stainless steel material.
8. concrete tide environmental test chamber according to claim 1, it is characterised in that: set on first wall box
It is equipped with ventilated net.
9. a kind of concrete tide environmental test method according to claim 1, it is characterised in that: the step of the method
Are as follows:
1) concrete sample to be tested will be needed to be put into the tide sink of the second cabinet, and chamber door is closed and locked；
2) working condition of refrigeration machine, dehumidifier, humidifier, heater and ultraviolet radiator, setting examination are controlled on the control panel
Target temperature, humidity and the intensity of illumination tested；Tide pump, nighttide switch pump are opened simultaneously, so that the water in water tank enters tidal water
Tide impact is generated in slot and to test specimen concrete, starts to test；
3) refrigeration machine, dehumidifier, humidifier, heater and ultraviolet radiator after the test, are closed by control panel, and closed
Tide pump, nighttide switch pump, when, without opening chamber door when water wave, take out test specimen concrete, off-test in tide sink.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910454377.7A CN110196222A (en) | 2019-05-29 | 2019-05-29 | A kind of concrete tide environmental test chamber and test method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910454377.7A CN110196222A (en) | 2019-05-29 | 2019-05-29 | A kind of concrete tide environmental test chamber and test method |
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| CN110196222A true CN110196222A (en) | 2019-09-03 |
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| CN201910454377.7A Pending CN110196222A (en) | 2019-05-29 | 2019-05-29 | A kind of concrete tide environmental test chamber and test method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111024601A (en) * | 2019-12-30 | 2020-04-17 | 无锡市房屋安全管理处（无锡市房产监察支队无锡市房屋安全鉴定中心） | Multifunctional push-pull disc for building material testing |
| CN111948241A (en) * | 2020-08-11 | 2020-11-17 | 西南大学 | Deterioration simulation system for falling zone of reservoir area |
| US11408816B2 (en) * | 2019-03-28 | 2022-08-09 | Qingdao university of technology | Device and method for dry-wet cycle simulation test of concrete in tidal zone and splash zone |
| CN115042310A (en) * | 2022-06-02 | 2022-09-13 | 中山大学 | A concrete sample curing means for simulating different ocean service environment |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101871877A (en) * | 2010-06-04 | 2010-10-27 | 浙江大学 | Automatic test device for simulating ocean tide environment |
| CN201844965U (en) * | 2010-10-27 | 2011-05-25 | 同济大学 | Eroding acceleration simulation test device for concrete chloride in seawater tide zone |
| KR20110129062A (en) * | 2010-05-25 | 2011-12-01 | 충청대학 산학협력단 | Concrete-degrading accelerator |
| CN103471983A (en) * | 2013-08-13 | 2013-12-25 | 浙江工业大学 | Durability test device for simulating ocean tidal action in artificial environment |
| CN205749230U (en) * | 2016-06-20 | 2016-11-30 | 天津激扬成套设备有限公司 | A kind of intelligence tide analog experimental provision |
| CN107063987A (en) * | 2017-04-26 | 2017-08-18 | 哈尔滨工业大学 | The concrete test case and its test method of a kind of consideration plateau effects of air pressure |
| CN206489463U (en) * | 2016-09-28 | 2017-09-12 | 山西省交通科学研究院 | A kind of effective water retention experimental enviroment case of curing compound |
| CN109813878A (en) * | 2019-03-28 | 2019-05-28 | 青岛理工大学 | Concrete morning and evening tides district and splash zone do wet cycle analogue test device |
| CN210401161U (en) * | 2019-05-29 | 2020-04-24 | 中交天津港湾工程研究院有限公司 | Concrete tidal environment test box |
-
2019
- 2019-05-29 CN CN201910454377.7A patent/CN110196222A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110129062A (en) * | 2010-05-25 | 2011-12-01 | 충청대학 산학협력단 | Concrete-degrading accelerator |
| CN101871877A (en) * | 2010-06-04 | 2010-10-27 | 浙江大学 | Automatic test device for simulating ocean tide environment |
| CN201844965U (en) * | 2010-10-27 | 2011-05-25 | 同济大学 | Eroding acceleration simulation test device for concrete chloride in seawater tide zone |
| CN103471983A (en) * | 2013-08-13 | 2013-12-25 | 浙江工业大学 | Durability test device for simulating ocean tidal action in artificial environment |
| CN205749230U (en) * | 2016-06-20 | 2016-11-30 | 天津激扬成套设备有限公司 | A kind of intelligence tide analog experimental provision |
| CN206489463U (en) * | 2016-09-28 | 2017-09-12 | 山西省交通科学研究院 | A kind of effective water retention experimental enviroment case of curing compound |
| CN107063987A (en) * | 2017-04-26 | 2017-08-18 | 哈尔滨工业大学 | The concrete test case and its test method of a kind of consideration plateau effects of air pressure |
| CN109813878A (en) * | 2019-03-28 | 2019-05-28 | 青岛理工大学 | Concrete morning and evening tides district and splash zone do wet cycle analogue test device |
| CN210401161U (en) * | 2019-05-29 | 2020-04-24 | 中交天津港湾工程研究院有限公司 | Concrete tidal environment test box |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11408816B2 (en) * | 2019-03-28 | 2022-08-09 | Qingdao university of technology | Device and method for dry-wet cycle simulation test of concrete in tidal zone and splash zone |
| CN111024601A (en) * | 2019-12-30 | 2020-04-17 | 无锡市房屋安全管理处（无锡市房产监察支队无锡市房屋安全鉴定中心） | Multifunctional push-pull disc for building material testing |
| CN111948241A (en) * | 2020-08-11 | 2020-11-17 | 西南大学 | Deterioration simulation system for falling zone of reservoir area |
| CN111948241B (en) * | 2020-08-11 | 2021-08-24 | 西南大学 | Deterioration simulation system for falling zone of reservoir area |
| CN115042310A (en) * | 2022-06-02 | 2022-09-13 | 中山大学 | A concrete sample curing means for simulating different ocean service environment |
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