CN203890282U - Spiral-conveying-type device for evaporating out solvents remaining in eucommia ulmoides seed shells - Google Patents
Spiral-conveying-type device for evaporating out solvents remaining in eucommia ulmoides seed shells Download PDFInfo
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- CN203890282U CN203890282U CN201420289897.XU CN201420289897U CN203890282U CN 203890282 U CN203890282 U CN 203890282U CN 201420289897 U CN201420289897 U CN 201420289897U CN 203890282 U CN203890282 U CN 203890282U
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- spiral conveyer
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- steamed
- shell
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Abstract
The utility model discloses a spiral-conveying-type device for evaporating out solvents remaining in eucommia ulmoides seed shells. The device comprises a spiral conveyor with a heating interlayer, wherein the spiral conveyor is connected with a steam tube through a valve; a feed valve and a discharge valve are arranged on the spiral conveyor; the spiral conveyor is connected with a shell pass of a tubular heat exchanger through a cyclone separator and finally connected with a temporary storage tank; a shunt valve, a solvent backflow valve and a vacuum breaker valve are arranged on the temporary storage tank; the tube pass of the tubular heat exchanger is connected with a cooling water inlet tube and a cooling water outlet tube. According to the device, the desolventizing drying is carried out via the combined heating of direct steam and indirect steam which are spirally conveyed in a totally-enclosed manner. Thus, the device is simple and reliable in equipment and low in running cost, achieves thorough desolvation effect, and can be used for solving the technical difficulty of high solvent consumption during the leaching of the eucommia ulmoides seed shells, thereby being suitable for small-scale continuous processing. In addition, stirring vanes are arranged on spiral propellers of the spiral conveyor, so that the stirring function of the spiral conveying is enhanced, and thus the hardening of materials is prevented and the evaporating removal of solvents is facilitated.
Description
Technical field
The utility model relates to a kind of helical feed formula and steams the device that takes off residual solvent in bark of eucommia shell.
Background technology
Gutta-percha is identical with chemistry of natural rubber composition, but molecular structure difference, gutta-percha is using trans-polyisoprene, natural rubber is cis-polyisoprene.Because gutta-percha molecule of the same race is because of vulcanization difference, not only can present rubbery state but also can present different plastics states, thereby there is very important using value, be a kind of emerging and functional materials of serving many purposes.Gutta-percha is present in Folium Eucommiae, skin and fruit, and wherein shell gel content is the highest, can reach 20%-30%, is the desirable feedstock of extracting gutta-percha.
Gutta-percha is soluble in the non-polar solvents such as sherwood oil, after adopting the non-polar solvents such as sherwood oil to extract the glue in bark of eucommia shell, can remain many solvents, need to steam de-processing, could reduce like this solvent loss and cost, but the shell after leaching can be separated out micro-gutta-percha in the de-process of steaming, the micro-gutta-percha of separating out is very tight by shell bag, make solvent be difficult to steam de-, and gutta-percha belongs to new industry, little referential mature experience and technology, common steaming off loading is put and can not be made the thorough precipitation of bark of eucommia shell, realize the thorough precipitation of bark of eucommia shell, must design brand-new solvent steaming off loading for the feature of bark of eucommia shell material puts, could reduce solvent loss and cost.
Utility model content
The technical problems to be solved in the utility model overcomes the deficiencies in the prior art exactly, provides that a kind of precipitation is thorough, simple in structure, energy consumption is lower, is convenient to realize helical feed formula that small-sized serialization produces and steams the device of residual solvent in de-bark of eucommia shell.
For overcoming the deficiencies in the prior art, the utility model is taked following technical scheme:
Helical feed formula is steamed a device for residual solvent in de-bark of eucommia shell, comprises the spiral conveyer with heating interlayer, it is characterized in that: spiral conveyer connects through valve and connects vapour pipe; Spiral conveyer is provided with feed valve and bleeder valve; Spiral conveyer connects the shell side of tubular heat exchange through cyclonic separator, finally connect temporary tank; Temporary tank is provided with shunt valve, solvent refluxing valve and vacuum breaker; The tube side of tubular heat exchange connects water coolant inlet pipe and cooling water outlet tube.
Described cyclonic separator is provided with clean-up port.
The shell side of described tubular heat exchange connects negative pressure exhaust purifier through negative tube.
Described spiral conveyer is provided with manhole, easy access and cleaning material.
Described spiral conveyer adopts the motor with deceleration device to drive hinge wheel to drive by minor sprocket, is conducive to slow down and rationally controls mass transport speed.
The heating interlayer of described spiral conveyer connects vapour pipe through valve, and is provided with drain valve.
The helical-blade of described spiral conveyer is provided with paddle, can strengthen the agitating function of helical feed, prevents that material from hardening, and the steaming that is conducive to solvent is de-.
Described spiral conveyer, tubular heat exchange and pipeline are provided with thermal insulation layer, prevent calorific loss.
The design adopts fully-closed helical feed, and open steam and indirect steam combined heat precipitation are dry, the solvent in bark of eucommia shell and steam is steamed to de-and condensation, then carry and remove diversion box, realizes recycling of solvent.
Solvent-laden bark of eucommia shell material is realized being back to back of solid-phase material by feed valve and bleeder valve, realizes the sealing precipitation of helical feed formula evapo-separated machine, stops solvent vaporization loss in environment, reduces potential safety hazard and solvent consumption.
Valve provides open steam for heating material and solvent vaporization, affects, thereby can heat up rapidly because the heat exchange of open steam contact is not subject to heat interchanging area, heat transfer temperature difference, overall heat transfer coefficient, solvent is realized to steam stripped and separate.
Valve provides heating steam also to spiral conveyer interlayer, and in helical feed process, it is dry that material is continued to heat precipitation and dehydration by evaporation, and drain valve is got rid of steam condensate automatically, ensures high-efficiency heating.
Discharged by bleeder valve through the dried material of precipitation, obtain the dry material of qualified precipitation.
In order to improve precipitation heat exchange property, on screw shaft, paddle is welded on helical-blade, to strengthen stirring, improve precipitation drying property.
Solvent vapo(u)r and water vapor, first by cyclonic separator, carry out the isolation of purified of solid particulate, avoid impurity particle to be deposited on heat-transfer surface, not only affect heat exchange but also be difficult to cleaning.Enter tubular heat exchange shell side through the solvent vapo(u)r and the water vapor that purify, carry out countercurrent flow with the refrigerated water of tube side bottom in and top out, condensed liquid phase enters temporary tank can divide water, reflux operation.
Negative pressure exhaust purifier can intelligence be bled, and stablizes negative pressure, also can and discharge the non-condensable gases that affects condensation by solvent recuperation in tail gas.
Compared with prior art, of the present utility model being also advantageous in that:
Fully-closed helical feed, open steam and indirect steam combined heat precipitation are dry, and equipment is simple and reliable, running cost is low, precipitation is thorough, has solved bark of eucommia shell and has leached the technical barrier that molten consumption is high, is applicable to small-sized serialization processing; The helical-blade of spiral conveyer is provided with paddle, can strengthen the agitating function of helical feed, prevents that material from hardening, and the steaming that is conducive to solvent is de-.
Brief description of the drawings
Fig. 1 is two dimensional structure schematic diagram of the present utility model.
In figure, each label represents:
1, drain valve; 2, the motor with speed reduction unit; 3, minor sprocket; 4, hinge wheel; 5, feed valve; 6, open steam control valve; 7, vapour pipe; 8, cyclonic separator; 9, indirect heating steam valve; 10, clean-up port; 11, manhole; 12, cooling water outlet tube; 13, negative pressure exhaust purifier; 14, tubular heat exchange; 15, negative tube; 16, vacuum breaker; 17, temporary tank; 18, solvent refluxing valve; 19, shunt valve; 20, the spiral conveyer with heating interlayer; 21, paddle; 22, bleeder valve; 23, water coolant inlet pipe.
Embodiment
Now by reference to the accompanying drawings, the utility model is further illustrated.
Helical feed formula is steamed the device of residual solvent in de-bark of eucommia shell as shown in Figure 1, comprises the spiral conveyer 20 with heating interlayer, and spiral conveyer connects through valve 6 and connects vapour pipe 7; Spiral conveyer is provided with feed valve 5 and bleeder valve 22; Spiral conveyer connects the shell side of tubular heat exchange 14 through cyclonic separator 8, finally connect temporary tank 17; Temporary tank 17 is provided with shunt valve 19, solvent refluxing valve 18 and vacuum breaker 16; The tube side of tubular heat exchange 14 connects water coolant inlet pipe 23 and cooling water outlet tube 12.
Described cyclonic separator 8 is provided with clean-up port 10.
The shell side of described tubular heat exchange 14 connects negative pressure exhaust purifier 13 through negative tube 15.
Described spiral conveyer is provided with manhole 11, easy access and cleaning material.
Described spiral conveyer adopts the motor 2 with deceleration device to drive hinge wheel 4 to drive by minor sprocket 3, is conducive to slow down and rationally controls mass transport speed.
The heating interlayer of described spiral conveyer connects vapour pipe 7 through valve 9, and is provided with drain valve 1.
The helical-blade of described spiral conveyer is provided with paddle 21, can strengthen the agitating function of helical feed, prevents that material from hardening, and the steaming that is conducive to solvent is de-.
Described spiral conveyer 20, tubular heat exchange 14 and pipeline are provided with thermal insulation layer, prevent calorific loss.
Solvent-laden bark of eucommia shell material is realized being back to back of solid-phase material by feed valve 5 and bleeder valve 22, realizes the sealing precipitation of helical feed formula evapo-separated machine, stops solvent vaporization loss in environment, reduces potential safety hazard and solvent consumption.
Valve 6 provides open steam for heating material and solvent vaporization, affects, thereby can heat up rapidly because the heat exchange of open steam contact is not subject to heat interchanging area, heat transfer temperature difference, overall heat transfer coefficient, solvent is realized to steam stripped and separate.
Valve 9 provides heating steam to spiral conveyer interlayer, and in helical feed process, it is dry that material is continued to heat precipitation and dehydration by evaporation, and drain valve 1 is got rid of steam condensate automatically, ensures high-efficiency heating.
Discharged by bleeder valve 22 through the dried material of precipitation, obtain the dry material of qualified precipitation.
In order to improve precipitation heat exchange property, on screw shaft, paddle 21 is welded on helical-blade, to strengthen stirring, improve precipitation drying property.
Solvent vapo(u)r and water vapor, first by cyclonic separator 8, carry out the isolation of purified of solid particulate, avoid impurity particle to be deposited on heat-transfer surface, not only affect heat exchange but also be difficult to cleaning.Enter tubular heat exchange 14 shell sides through the solvent vapo(u)r and the water vapor that purify, carry out countercurrent flow with the refrigerated water of tube side bottom in and top out, condensed liquid phase enters temporary tank 17 can divide water, reflux operation.
Negative pressure exhaust purifier 13 can intelligence be bled, and stablizes negative pressure, also can and discharge the non-condensable gases that affects condensation by solvent recuperation in tail gas.
Above-mentioned is preferred embodiment of the present utility model, not the utility model is done to any pro forma restriction.Any those of ordinary skill in the art, in the situation that not departing from technical solutions of the utility model scope, all can utilize the technology contents of above-mentioned announcement to make many possible variations and modification to technical solutions of the utility model, or be revised as the equivalent embodiment of equivalent variations.Therefore, every content that does not depart from technical solutions of the utility model,, all should drop in the scope of technical solutions of the utility model protection any simple modification made for any of the above embodiments, equivalent variations and modification according to the utility model technical spirit.
Claims (8)
1. helical feed formula is steamed a device for residual solvent in de-bark of eucommia shell, comprises the spiral conveyer with heating interlayer, it is characterized in that: spiral conveyer connects through valve and connects vapour pipe; Spiral conveyer is provided with feed valve and bleeder valve; Spiral conveyer connects the shell side of tubular heat exchange through cyclonic separator, finally connect temporary tank; Temporary tank is provided with shunt valve, solvent refluxing valve and vacuum breaker; The tube side of tubular heat exchange connects water coolant inlet pipe and cooling water outlet tube.
2. helical feed formula according to claim 1 is steamed the device of residual solvent in de-bark of eucommia shell, it is characterized in that: described cyclonic separator is provided with clean-up port.
3. helical feed formula according to claim 1 is steamed the device of residual solvent in de-bark of eucommia shell, it is characterized in that: the shell side of described tubular heat exchange connects negative pressure exhaust purifier through negative tube.
4. helical feed formula according to claim 1 is steamed the device of residual solvent in de-bark of eucommia shell, it is characterized in that: described spiral conveyer is provided with manhole.
5. helical feed formula according to claim 1 is steamed the device of residual solvent in de-bark of eucommia shell, it is characterized in that: described spiral conveyer adopts the motor with deceleration device to drive hinge wheel to drive by minor sprocket.
6. helical feed formula according to claim 1 is steamed the device of residual solvent in de-bark of eucommia shell, it is characterized in that: the heating interlayer of described spiral conveyer connects vapour pipe through valve, and is provided with drain valve.
7. helical feed formula according to claim 1 is steamed the device of residual solvent in de-bark of eucommia shell, it is characterized in that: the helical-blade of described spiral conveyer is provided with paddle.
8. helical feed formula according to claim 1 is steamed the device of residual solvent in de-bark of eucommia shell, it is characterized in that: described spiral conveyer, tubular heat exchange and pipeline are provided with thermal insulation layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420289897.XU CN203890282U (en) | 2014-06-03 | 2014-06-03 | Spiral-conveying-type device for evaporating out solvents remaining in eucommia ulmoides seed shells |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420289897.XU CN203890282U (en) | 2014-06-03 | 2014-06-03 | Spiral-conveying-type device for evaporating out solvents remaining in eucommia ulmoides seed shells |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203890282U true CN203890282U (en) | 2014-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420289897.XU Expired - Fee Related CN203890282U (en) | 2014-06-03 | 2014-06-03 | Spiral-conveying-type device for evaporating out solvents remaining in eucommia ulmoides seed shells |
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| Country | Link |
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| CN (1) | CN203890282U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103980532A (en) * | 2014-06-03 | 2014-08-13 | 吉首大学 | Device for evaporating and removing residual solvent in eucommia ulmoides shell in spiral conveying manner |
| CN110251975A (en) * | 2019-06-03 | 2019-09-20 | 湖州核工惠能环保过滤科技有限公司 | A kind of vacuum screw filter press with heat transfer function |
-
2014
- 2014-06-03 CN CN201420289897.XU patent/CN203890282U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103980532A (en) * | 2014-06-03 | 2014-08-13 | 吉首大学 | Device for evaporating and removing residual solvent in eucommia ulmoides shell in spiral conveying manner |
| CN103980532B (en) * | 2014-06-03 | 2016-08-17 | 吉首大学 | A kind of helical feed formula steams the device of residual solvent in de-Cortex Eucommiae shell |
| CN110251975A (en) * | 2019-06-03 | 2019-09-20 | 湖州核工惠能环保过滤科技有限公司 | A kind of vacuum screw filter press with heat transfer function |
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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 |
Granted publication date: 20141022 Termination date: 20160603 |