CN202837079U - Sample melting device for analysis and testing of coumarone softening point - Google Patents
Sample melting device for analysis and testing of coumarone softening point Download PDFInfo
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- CN202837079U CN202837079U CN 201220381898 CN201220381898U CN202837079U CN 202837079 U CN202837079 U CN 202837079U CN 201220381898 CN201220381898 CN 201220381898 CN 201220381898 U CN201220381898 U CN 201220381898U CN 202837079 U CN202837079 U CN 202837079U
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- softening point
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Abstract
The utility model provides a sample melting device for analysis and testing of a coumarone softening point. The device relates to sample melting devices and solves the problems that safety hazards exist and temperature is hard to control in sample melting through gas lamp heating. The device comprises an electric heating stove, a seal heater and a temperature controller, wherein a display window provided with a temperature display is arranged on a panel, a metal plate is arranged on a top face, a thermocouple hole is formed in the back face of the metal plate, the seal heater is a metal box, four peripheral faces of the seal heater are made of double-layer metal, the bottom face of the seal heater is a metal box made of one layer of metal, insulation cotton is filled in the double-layer metal, the middle of the metal box is hollow, a plurality of crucible holes for placing crucible moulds are formed in a top face, a long hole for placing a scraper device for analysis is formed in a front face, a bottom face is connected with the metal plate of electric heating stove through a screw, the temperature controller adopts a thermocouple type temperature controller, a thermocouple coupler is embedded in to the thermoelectric hole on the back face of the metal plate to test heating temperature of the electric heating stove, and the temperature controller is connected with the temperature display through a wire. The sample melting device for analysis and testing of the coumarone softening point is convenient in temperature control, safe to operate, even in heating and high in of analysis result accuracy.
Description
Technical field
The utility model relates to sample-melting device, refers in particular to a kind of coumarone softening point analytical test sample-melting device.
Background technology
Coumarone indene resin is the multipolymer of coumarone (benzofuran) and indenes etc., and it is to process, make with extra care by processes such as coumarone contained in the 160-165 ℃ of cut to coal tar and indenes, then gets through catalyzed copolymerization.Since contain the aromatic heterocycle structure in the coumarone molecule, good with the compatibility of rubber, help dissolution of sulphur, stearic acid, help to improve the dispersiveness of carbon black in rubber, increase the stickiness of sizing material.Softening point is the important key index of coumarone indene resin, and the states of matter of resin is along with the degree of polymerization is different and different, and their softening point rises along with the raising of the degree of polymerization, progressively becomes the solid shape from the fluid shape.Different glue kinds are selected the coumarone of different cultivars.As in styrene-butadiene rubber, selecting the high softening-point coumarone indene resin, in nitrile rubber, select low softening point, improve plasticity, cohesive and other processing characteristicies of sizing material.Therefore softening point determines the coumarone indene resin product quality.
The coumarone indene resin normality is the light yellow solid of sheet, and the coumarone softening point measurement mainly adopts ball and ring method, must be to the molten sample molding of coumarone indene resin.
What existing sample-smelting method adopted is that gaslight adds the hot melt sample, its shortcoming: the ⑴ heating arrangement is the naked light operation, has potential safety hazard in the operation; ⑵ heating-up temperature is mainly regulated flame size by the gas flow of gas valve, and therefore molten sample difficult control of temperature also can cause the volatilization of part light constituent in the sample coumarone indene resin, affects the softening point analysis result.
The utility model content
The purpose of this utility model is the problem that exists in order to overcome prior art, and a kind of use safety is provided, and heating-up temperature is easily with the coumarone softening point analytical test sample-melting device of control and homogeneous heating.
The purpose of this utility model is achieved through the following technical solutions:
A kind of coumarone softening point analytical test sample-melting device, it comprises:
Electric furnace is the temp .-regulating electric heating stove that heating-up temperature reaches 420 degree, and its panel is provided with the temperature display device that is connected with a temperature indicator output terminal; Its end face is sheet metal, and the back side of sheet metal is provided with thermocouple hole;
Closed feed water heater, that four side faces are double-level-metal, top, bottom surface are the can of layer of metal, filling heat-preservation cotton in the interlayer between the double-level-metal of four side faces, hollow in the middle of the can, the can end face is provided with a plurality of crucible holes that are nested with the crucible die of coumarone sample molding, place a crucible die on each crucible hole, an other thermometer hole, laying temperature meter in the thermometer hole, the temperature in the indication can of arranging of the crucible hole of can end face; The front of can is provided with a slotted hole, plugs several scraper utensils that the project analysis of coumarone product softening point is used in the hole; Iron cup, the copper ring of analyzing usefulness are seated in the can by crucible hole; The bottom surface of can is connected with screw with the end face sheet metal of described electric furnace;
Temperature controller adopts the thermojunction type temperature controller, and thermopair wherein is embedded in the thermocouple hole at the sheet metal back side, measures the heating-up temperature of electric furnace, and temperature controller is connected with the temperature indicator wire.
Described temp .-regulating electric heating stove has two groups of heating components, and the power supply of every group of heating component is by the temperature control knob control of being located at the power switch on the described panel and being connected with power switch, and each power switch connects respectively a pilot lamp.
Described crucible hole is 6.
The length of described slotted hole is arranged to put the length of 4 scraper utensils.
The beneficial effects of the utility model:
Coumarone softening point analytical test of the present utility model because carrying out temperature adjusting by thermopair, has the control temperature convenient with sample-melting device, handling safety, the advantage of device homogeneous heating; This device carries out Temperature Setting according to the physical property of coumarone indene resin, make volatile composition evaporated when having avoided original heated by gas device to add the thermosol sample, cause the problem that data system is higher and easily cause the disaster hidden-trouble accident in analyzing operation of analyzing, can guarantee also simultaneously that coumarone indene resin softening point testing and analysis data is repeated, repeatability is good, thereby be conducive to precision of analysis.
For further specifying above-mentioned purpose of the present utility model, design feature and effect, below with reference to accompanying drawing the utility model is elaborated.
Description of drawings
Fig. 1 is coumarone softening point analytical test sample-melting device schematic diagram of the present utility model;
Fig. 2 is the vertical view of Fig. 1;
The connection diagram of closed feed water heater bottom surface and electric furnace top metal plate among Fig. 3 Fig. 1.
Embodiment
Accompanying drawing below in conjunction with embodiment is elaborated to embodiment of the present utility model.
The sample-melting device of coumarone product softening point of the present utility model project analysis is used for the molten sample molding of coumarone product softening point project analysis.
The structure of this device comprises referring to Fig. 1:
Closed feed water heater 2, that four side faces are double-level-metal, the top, the bottom surface is the can of layer of metal, filling heat-preservation cotton 7(is shown in Figure 2 in the interlayer between the double-level-metal of four side faces), so that the heat in the can does not run off, hollow in the middle of the can, referring to Fig. 2, the can end face is provided with crucible hole 8(the present embodiment of several crucible dies that are nested with the molding of coumarone sample and establishes 6 crucible holes 8), place the crucible die of coumarone sample molding on each crucible hole 8, crucible hole 8 sides of can end face arrange a thermometer hole 6, thermometer of thermometer hole 6 interior placements, the temperature in the indication can; The front of can is provided with a slotted hole 4, plug several scraper utensils (handle of a knife places outside the hole) that the project analysis of coumarone product softening point is used in the hole, iron cup, the copper ring of analyzing usefulness are seated in the can by crucible hole 8, realize that the project analysis of coumarone product softening point needs preheat requirements with utensil, wherein, the length of slotted hole 4 is typically provided to the length that can put 4 scraper utensils).Referring to Fig. 3, the bottom surface of can is connected with the end face sheet metal 50 usefulness screws 9 of electric furnace 5, electric furnace 5 energising heating make sheet metal 50 heatings, the heat of sheet metal 50 is delivered to closed feed water heater 2, conducted heat by air in the closed feed water heater 2, closed feed water heater 2 interior temperature are controlled at 175-180 ℃ (being recorded by thermometer 6).
Temperature controller adopts habitual thermojunction type temperature controller, and thermopair 31 wherein is embedded in the thermocouple hole 3 at sheet metal 50 back sides, and the temperature of measuring is the heating-up temperature of electric furnace 5, and temperature controller is connected with the temperature indicator wire.
Open the power switch of electric furnace 5 during use, electric furnace 5 heating, and closed feed water heater 2 internal temperatures are raise, the heating-up temperature of heating furnace 5 shows by the thermojunction type temperature controller thermometric in the sheet metal 50 and by temperature display device 1, requiring the heating-up temperature of electric furnace 5 during molten sample is 380 ℃, and the molten sample temperature in the closed feed water heater 2 is at 170-185 ℃.Temperature such as 6 crucible die sample points of the present embodiment sees the following form:
Observe above-mentioned each sample point temperature, rear temperature variation is very little about 20 minutes, according to this situation, needs to determine that the molten sample time be 20 minutes.
After the test sample-melting device starts, will melt sample crucible and the used iron cup of analysis, copper ring and scraper and put in the lump heating in the closed feed water heater.Time consistency.Guaranteed the analysis result degree of accuracy.
Utilize newly-designed coumarone indene resin sample-melting device and original coal gas sample-melting device to carry out the compare of analysis of softening point data, wherein the molten sample Temperature Setting of sample-melting device is 380 ℃, the molten sample time is 20 minutes, through test, sample-melting device after the improvement is analyzed the standard deviation of data less than the analysis data of former sample-melting device.Therefore, the analysis of the sample-melting device after improvement the data precision is higher.
Those of ordinary skill in the art will be appreciated that, above embodiment illustrates the purpose of this utility model, and be not with opposing restriction of the present utility model, as long as in essential scope of the present utility model, all will drop in the scope of claim of the present utility model variation, the modification of the above embodiment.
Claims (4)
1. coumarone softening point analytical test sample-melting device is characterized in that comprising:
Electric furnace is the temp .-regulating electric heating stove that heating-up temperature reaches 420 degree, and its panel is provided with the temperature display device that is connected with a temperature indicator output terminal; Its end face is sheet metal, and the back side of sheet metal is provided with thermocouple hole;
Closed feed water heater, that four side faces are double-level-metal, top, bottom surface are the can of layer of metal, filling heat-preservation cotton in the interlayer between the double-level-metal of four side faces, hollow in the middle of the can, the can end face is provided with a plurality of crucible holes that are nested with the crucible die of coumarone sample molding, place a crucible die on each crucible hole, an other thermometer hole, laying temperature meter in the thermometer hole, the temperature in the indication can of arranging of the crucible hole of can end face; The front of can is provided with a slotted hole, plugs several scraper utensils that the project analysis of coumarone product softening point is used in the hole; Iron cup, the copper ring of analyzing usefulness are seated in the can by crucible hole; The bottom surface of can is connected with screw with the end face sheet metal of described electric furnace;
Temperature controller adopts the thermojunction type temperature controller, and thermopair wherein is embedded in the thermocouple hole (3) at the sheet metal back side, measures the heating-up temperature of electric furnace, and temperature controller is connected with the temperature indicator wire.
2. coumarone softening point analytical test sample-melting device as claimed in claim 1 is characterized in that:
Described temp .-regulating electric heating stove has two groups of heating components, and the power supply of every group of heating component is by the temperature control knob control of being located at the power switch on the described panel and being connected with power switch, and each power switch connects respectively a pilot lamp.
3. coumarone softening point analytical test sample-melting device as claimed in claim 1 is characterized in that:
Described crucible hole is 6.
4. coumarone softening point analytical test sample-melting device as claimed in claim 1 is characterized in that:
The length of described slotted hole is arranged to put the length of 4 scraper utensils.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220381898 CN202837079U (en) | 2012-08-03 | 2012-08-03 | Sample melting device for analysis and testing of coumarone softening point |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220381898 CN202837079U (en) | 2012-08-03 | 2012-08-03 | Sample melting device for analysis and testing of coumarone softening point |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202837079U true CN202837079U (en) | 2013-03-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220381898 Expired - Lifetime CN202837079U (en) | 2012-08-03 | 2012-08-03 | Sample melting device for analysis and testing of coumarone softening point |
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|---|---|
| CN (1) | CN202837079U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106018459A (en) * | 2016-05-25 | 2016-10-12 | 广西梧州日成林产化工股份有限公司 | Hot milling device for standard color lump and softening point circular block of rosin or rosin resin products |
-
2012
- 2012-08-03 CN CN 201220381898 patent/CN202837079U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106018459A (en) * | 2016-05-25 | 2016-10-12 | 广西梧州日成林产化工股份有限公司 | Hot milling device for standard color lump and softening point circular block of rosin or rosin resin products |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: Weisan Road Chemical Office Building, Baoshan District, Shanghai, 2004 Patentee after: BAOWU CARBON MATERIAL TECHNOLOGY Co.,Ltd. Address before: No. 3501 Tongji Road, Baoshan District, Shanghai 201900 Patentee before: Shanghai Baosteel Chemical Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Weisan Road Chemical Office Building, Baoshan District, Shanghai, 2004 Patentee after: Baowu Carbon Technology Co.,Ltd. Address before: Weisan Road Chemical Office Building, Baoshan District, Shanghai, 2004 Patentee before: BAOWU CARBON MATERIAL TECHNOLOGY Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130327 |