CN202814823U - Simple device for measuring ice melting rate of bituminous pavement additive - Google Patents
Simple device for measuring ice melting rate of bituminous pavement additive Download PDFInfo
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- CN202814823U CN202814823U CN 201220500476 CN201220500476U CN202814823U CN 202814823 U CN202814823 U CN 202814823U CN 201220500476 CN201220500476 CN 201220500476 CN 201220500476 U CN201220500476 U CN 201220500476U CN 202814823 U CN202814823 U CN 202814823U
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- constant temperature
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- temperature oven
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Abstract
The utility model relates to a simple device for measuring an ice melting rate of a bituminous pavement additive. The device comprises a transparent thermostat; a plurality of groups of measuring units are arranged in the transparent thermostat; each measuring unit comprises an electronic scale arranged at the lowest part of the measuring unit; a lower container is arranged on each electronic scale; an upper container is hung right above each lower container by a hanging arm fixed on the upper end of the transparent thermostat; a lower opening of each upper container is aligned with an opening of each lower container; a concentration meter is arranged at the bottom of each lower container; a concentration meter signal line in each group of lower container is led out and connected to a concentration display; and a temperature and humidity meter is also arranged in the transparent thermostat. The simple measuring device can be used for conveniently evaluating the snow melting performance of the self-snow-melting bituminous pavement additive by virtue of the reasonable structural design, and is simple in structure, easy and convenient to operate and accurate in measurement.
Description
Technical field
The utility model relates to road engineering from snow-melting asphalt pavement admixture Thaw performance field tests.Be particularly related to and propose a kind of asphalt pavement admixture ice-melt speed Simplified Test Equipment.
Background technology
Laboratory preparation is an extremely important index from the Thaw performance of snow-melting asphalt pavement admixture when snow-melting asphalt pavement admixture, and Thaw performance how to test quickly and efficiently additive is the key link of test.According to snow melt mechanism a certain amount of IGD additive is dispensed onto on the ice face, because the chemical potential difference of solid liquid phase can not coexist, when solid ice and snow changes liquid water into, always shift to the lower liquid phase of chemical potential from the high solid phase of chemical potential, until the chemical potential of the two equates the purpose of realization ice-melt snow.
At present the method for comparatively general mensuration ice-melt snow speed has two kinds: the first set time, measure the amount of snowmelt amount in this time, and be to measure the required time of ice that the deicer of certain mass has melted certain mass fully in addition.Consider simplicity and operability, the utility model adopts the former, that is: get 10 Sheng measuring devices 3 that grade is large, built-in equivalent 250g water, freeze real after, the IGD additive of equivalent is sprinkling upon on the ice and snow, surveyed the solution quality that incorporates in the Sheng measuring device 3 every one hour, according to each solution quality constantly, make accumulation ice storage-time curve, then this curve differentiate is the ice-melt rate curve.
The utility model content
The purpose of this utility model is to overcome the shortcoming of above-mentioned prior art, a kind of asphalt pavement admixture ice-melt speed Simplified Test Equipment is provided, this device is by rational structural design, can carry out easily the Thaw performance evaluation from snow-melting asphalt pavement admixture, and device structure is simple, easy and simple to handle, measure accurately.
The purpose of this utility model solves by the following technical programs:
This asphalt pavement admixture ice-melt speed Simplified Test Equipment, comprise transparent constant temperature oven, in transparent constant temperature oven, be provided with measuring unit, described measuring unit comprises and is arranged at the electronic scales of below, be placed with lower container at electronic scales, be linked with upper container by the suspension arm that is fixed on transparent constant temperature oven upper end directly over the described lower container, the end opening of described upper container is aimed at the opening of lower container, and the bottom of described lower container is provided with densimeter; Densimeter signal wire under every group in the container is drawn rear unification and is connected on the concentration display; In described transparent constant temperature oven, also be provided with temperature and hygrometer; Described upper container and lower container are discarded beverage bottle.
Be provided with the volatilization prevention dividing plate on the opening of above-mentioned lower container.
Above-mentioned upper container is inverted bottomless bottle, and its lower end bottleneck is aimed at the opening of lower container.
Above-mentioned concentration display is arranged on the transparent constant temperature oven upper top cover, is provided with crossbearer at the middle part of described transparent constant temperature oven, leads to the concentration display along crossbearer after the densimeter signal wire under every group in the container is drawn.
Offer to draw the aperture of densimeter signal wire on the chamber wall of above-mentioned lower container.
The bottom of above-mentioned transparent constant temperature oven is provided with refrigeration system.
Above-mentioned upper container and lower container use discarded beverage bottle to make.
Be arranged with many measurement units in the above-mentioned transparent constant temperature oven.
The utility model technology further improves and characteristics are:
1) the utility model can efficient quick ground detects the Thaw performance from snow-melting asphalt pavement admixture, and reliable test figure is provided.
2) the utility model upper container and lower container use discarded beverage bottle to make, and environmental protection and saving reduces manufacturing cost.
3) the utility model constant temperature oven is transparent casing, can directly observe from the outside response situation of closed test, and is both convenient, can reduce again the impact of unpacking and causing to interior environment temperature, improves the test degree of accuracy.
4) the utility model is equipped with the concentration determination system, can convenient and swiftly read the concentration of any time melting liquid.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Wherein: 1 is additive; 2 is ice cube; 3 is lower container; 4 is upper container; 5 is the volatilization prevention dividing plate; 6 is suspension arm; 7 is melting liquid; 8 is refrigeration system; 9 is transparent constant temperature oven; 10 is electronic scales; 11 is temperature and hygrometer; 12 is signal wire; 13 is crossbearer; 14 is the concentration display; 15 is aperture; 16 is densimeter.
Embodiment
Below in conjunction with accompanying drawing the utility model is done and to be described in further detail:
Referring to Fig. 1, asphalt pavement admixture ice-melt speed Simplified Test Equipment of the present utility model, comprise transparent constant temperature oven 9, in transparent constant temperature oven 9, be provided with measuring unit, described measuring unit comprises and is arranged at the electronic scales 10 of below, is placed with lower container 3 at electronic scales 10, is linked with upper container 4 by the suspension arm 6 that is fixed on transparent constant temperature oven 9 upper ends directly over the lower container 3, the end opening of upper container 4 is aimed at the opening of lower container 3, and the bottom of lower container 3 is provided with densimeter 16; Densimeter 16 signal wires under every group in the container 3 are drawn rear unification and are connected on the concentration display 14; In transparent constant temperature oven 9, also be provided with temperature and hygrometer 11.Opening at described lower container 3 is provided with volatilization prevention dividing plate 5.Upper container 4 is inverted bottomless bottle, and its lower end bottleneck is aimed at the opening of lower container 3.Concentration display 14 is arranged on transparent constant temperature oven 9 upper top covers, is provided with crossbearer 13 at the middle part of described transparent constant temperature oven 9, leads to concentration display 14 along crossbearer 13 after densimeter 16 signal wires under every group in the container 3 are drawn.Offer to draw the aperture 15 of densimeter 16 signal wires 12 on the chamber wall of lower container 3.The bottom of described transparent constant temperature oven 9 is provided with refrigeration system 8.Upper container 4 of the present utility model can use discarded beverage bottle to make with lower container 3.Be arranged with many measurement units in the transparent constant temperature oven 9.
Be wherein a kind of preferred embodiment of the present utility model described in Fig. 1, be arranged with ten measurement units in its transparent constant temperature oven 9, be divided into two rows and arrange.The below is take this embodiment as foundation, may further comprise the steps from snow-melting asphalt pavement admixture Thaw performance assessment method of this device:
1) open refrigeration system 8 coolings, make transparent constant temperature oven 9 reach test temperature, measuring 250g distilled water with the lower container 3 of every measurement unit, to put into respectively transparent constant temperature oven 9 freezing;
2) water to be distilled freeze fully real after, with the irregular upper container 4 that faces down and put into every measurement unit of every group lower container 3 medium floes, and upper container 4 is fixed on the suspension arm 6;
3) weighing 10g additive 1(IGD additive) be spread in uniform on the ice cube 2 in the every measurement unit upper container 4 the initial mass m of the lower container 3 of every group of drying of weighing
1, m
2, m
3, m
4, m
5, m
6, m
7, m
8, m
9, m
10, the mean value of getting successively two values gets M
1, M
2, M
3, M
4, M
5
4) shut transparent constant temperature oven 9 chamber doors, after constant temperature was placed 1h, can gather melting liquid 7 this moment in lower container 3, records the temperature and humidity in the transparent constant temperature oven 9, reads 10 numerical value m on the electronic scales 10
11, m
12, m
13, m
14, m
15, m
16, m
17, m
18, m
19, m
20, getting successively being averaging of two values is worth M
6, M
7, M
8, M
9, M
10Every interval 1h reads a secondary data, and records, quality is averaged;
5) according to each quality average constantly, draw accumulation ice storage-time curve, then this curve differentiate is the ice-melt rate curve.
Claims (8)
1. asphalt pavement admixture ice-melt speed Simplified Test Equipment, it is characterized in that, comprise transparent constant temperature oven (9), in transparent constant temperature oven (9), be provided with measuring unit, described measuring unit comprises and is arranged at the electronic scales (10) of below, be placed with lower container (3) at electronic scales (10), be linked with upper container (4) by the suspension arm (6) that is fixed on transparent constant temperature oven (9) upper end directly over the described lower container (3), the end opening of described upper container (4) is aimed at the opening of lower container (3), and the bottom of described lower container (3) is provided with densimeter (16); Densimeter (16) signal wire in the container under every group (3) is drawn rear unification and is connected on the concentration display (14); Described upper container (4) is discarded beverage bottle with lower container (3).
2. asphalt pavement admixture ice-melt speed Simplified Test Equipment according to claim 1 is characterized in that, also is provided with temperature and hygrometer (11) in described transparent constant temperature oven (9).
3. asphalt pavement admixture ice-melt speed Simplified Test Equipment according to claim 1 is characterized in that, is provided with volatilization prevention dividing plate (5) on the opening of described lower container (3).
4. asphalt pavement admixture ice-melt speed Simplified Test Equipment according to claim 1 is characterized in that, described upper container (4) is inverted bottomless bottle, and its lower end bottleneck is aimed at the opening of lower container (3).
5. asphalt pavement admixture ice-melt speed Simplified Test Equipment according to claim 1, it is characterized in that, described concentration display (14) is arranged on transparent constant temperature oven (9) upper top cover, be provided with crossbearer (13) at the middle part of described transparent constant temperature oven (9), lead to concentration display (14) along crossbearer (13) after densimeter (16) signal wire under every group in the container (3) is drawn.
6. asphalt pavement admixture ice-melt speed Simplified Test Equipment according to claim 4 is characterized in that, offers to draw the aperture (15) of densimeter (16) signal wire on the chamber wall of described lower container (3).
7. asphalt pavement admixture ice-melt speed Simplified Test Equipment according to claim 1 is characterized in that the bottom of described transparent constant temperature oven (9) is provided with refrigeration system (8).
8. asphalt pavement admixture ice-melt speed Simplified Test Equipment according to claim 1 is characterized in that, is arranged with many measurement units in the described transparent constant temperature oven (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220500476 CN202814823U (en) | 2012-09-27 | 2012-09-27 | Simple device for measuring ice melting rate of bituminous pavement additive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220500476 CN202814823U (en) | 2012-09-27 | 2012-09-27 | Simple device for measuring ice melting rate of bituminous pavement additive |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202814823U true CN202814823U (en) | 2013-03-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220500476 Expired - Fee Related CN202814823U (en) | 2012-09-27 | 2012-09-27 | Simple device for measuring ice melting rate of bituminous pavement additive |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202814823U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109708992A (en) * | 2018-12-25 | 2019-05-03 | 长安大学 | A kind of phase transformation asphalt ice-melt snow effect detection device and detection method |
-
2012
- 2012-09-27 CN CN 201220500476 patent/CN202814823U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109708992A (en) * | 2018-12-25 | 2019-05-03 | 长安大学 | A kind of phase transformation asphalt ice-melt snow effect detection device and detection method |
| CN109708992B (en) * | 2018-12-25 | 2021-07-20 | 长安大学 | Device and method for detecting ice and snow melting effect of phase-change asphalt mixture |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130320 Termination date: 20160927 |