CN220867432U - Polylactic acid fermentation device for production - Google Patents
Polylactic acid fermentation device for production Download PDFInfo
- Publication number
- CN220867432U CN220867432U CN202322581074.6U CN202322581074U CN220867432U CN 220867432 U CN220867432 U CN 220867432U CN 202322581074 U CN202322581074 U CN 202322581074U CN 220867432 U CN220867432 U CN 220867432U
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- Prior art keywords
- polylactic acid
- fermentation
- fixedly connected
- feeding mouth
- pan feeding
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- 238000000855 fermentation Methods 0.000 title claims abstract description 79
- 230000004151 fermentation Effects 0.000 title claims abstract description 79
- 239000004626 polylactic acid Substances 0.000 title claims abstract description 44
- 229920000747 poly(lactic acid) Polymers 0.000 title claims abstract description 43
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 22
- 230000007246 mechanism Effects 0.000 claims abstract description 26
- 238000007789 sealing Methods 0.000 claims abstract description 18
- 238000001125 extrusion Methods 0.000 claims description 20
- 229910000831 Steel Inorganic materials 0.000 claims description 19
- 239000010959 steel Substances 0.000 claims description 19
- 238000010438 heat treatment Methods 0.000 claims description 14
- 238000003756 stirring Methods 0.000 claims description 14
- 239000012774 insulation material Substances 0.000 claims description 7
- 230000006978 adaptation Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000002156 mixing Methods 0.000 description 10
- 101100372509 Mus musculus Vat1 gene Proteins 0.000 description 5
- 230000006872 improvement Effects 0.000 description 3
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 description 2
- 229920002472 Starch Polymers 0.000 description 2
- WQZGKKKJIJFFOK-VFUOTHLCSA-N beta-D-glucose Chemical compound OC[C@H]1O[C@@H](O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-VFUOTHLCSA-N 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000008103 glucose Substances 0.000 description 2
- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000008107 starch Substances 0.000 description 2
- 235000019698 starch Nutrition 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 240000008042 Zea mays Species 0.000 description 1
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 1
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 1
- 235000005822 corn Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 235000014655 lactic acid Nutrition 0.000 description 1
- 239000004310 lactic acid Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
Landscapes
- Preparation Of Compounds By Using Micro-Organisms (AREA)
Abstract
The utility model relates to a polylactic acid fermentation device for production, which belongs to the technical field of polylactic acid fermentation devices and comprises: the fermentation vat, the pan feeding mouth has been seted up at the top of fermentation vat, the discharge gate has been seted up to bottom one side of fermentation vat, the inside of discharge gate is provided with the valve, the top of pan feeding mouth is provided with sealed lid, the bottom fixedly connected with chock of sealed lid, the inside of pan feeding mouth is provided with elastic mechanism, elastic mechanism has the function of fixing sealed lid, the fermentation vat is kept away from one side of discharge gate is provided with control mechanism. The sealing device has the beneficial effects that under the cooperation of the elastic mechanism, the sealing cover, the plug block and the sealing ring, the sealing device can be sealed in the fermentation process of the polylactic acid in the use process of the device, the phenomenon of air leakage is prevented, the fermentation speed of the polylactic acid is improved, and the production efficiency of the polylactic acid is further improved.
Description
Technical Field
The utility model relates to the technical field of polylactic acid fermentation devices, in particular to a polylactic acid fermentation device for production.
Background
Polylactic acid (PLA) is a novel biodegradable material made from starch raw materials proposed by renewable plant sources such as corn. The starch material is saccharified to obtain glucose, and glucose and certain strain are fermented to prepare high purity lactic acid, and the polylactic acid with certain molecular weight is synthesized through chemical synthesis.
The prior art publication CN 212770633U provides a fermentation device, which uses a fan to generate a flow field of gas, so that air flows uniformly in a temperature-controlled space to control the ambient temperature around a fermentation tank, and provides proper temperature conditions for the fermentation process to produce a product with stable quality and lower cost, but the fermentation device does not have a sealing function, which results in too slow fermentation speed of polylactic acid and reduces production efficiency.
Disclosure of utility model
The utility model aims to provide a polylactic acid fermentation device for production, which is used for solving the problems in the background technology.
The technical scheme of the utility model is as follows: a polylactic acid fermentation apparatus for production, comprising: the fermentation vat, the pan feeding mouth has been seted up at the top of fermentation vat, the discharge gate has been seted up to bottom one side of fermentation vat, the inside of discharge gate is provided with the valve, the top of pan feeding mouth is provided with sealed lid, the bottom fixedly connected with chock of sealed lid, the inside of pan feeding mouth is provided with elastic mechanism, elastic mechanism has the function of fixing sealed lid, the fermentation vat is kept away from one side of discharge gate is provided with control mechanism, control mechanism has the invariable function of control fermentation vat inside temperature.
Further, the elastic mechanism comprises steel balls, a squeezing ring, a connecting ring, a force application ring, a movable groove, a clamping groove and a spring, wherein the six ball grooves are uniformly formed in the feeding hole, the steel balls are arranged in the ball grooves, the feeding hole is close to the steel balls and is slidably connected with the squeezing ring, the connecting ring is fixedly connected with the outer surface of the squeezing ring, the force application ring is fixedly connected with the outer surface of the connecting ring, the movable groove is formed in the inner wall of the squeezing ring, the clamping groove is formed in the position, close to the steel balls, of the plug block, the movable groove and the clamping groove are matched with the steel balls, the spring is arranged at the bottom of the squeezing ring, and the spring is arranged in the feeding hole.
Further, a sealing ring is sleeved on the outer surface of the top of the plug, and the sealing ring is fixedly connected with the sealing cover.
Further, the fermentation box comprises an inner box, an outer box and a heat insulation material, wherein the outer box is arranged on the outer side of the inner box, and the heat insulation material is filled between the inner box and the outer box.
Further, the control mechanism comprises a controller, a heating pipe and a temperature sensor, wherein the fermenting box is far away from one side of the discharge hole and is fixedly connected with the controller, the heating pipe is arranged on the outer surface of the inner box and is spirally fixed on the outer surface of the inner box, the temperature sensor is fixedly connected with the inner wall of the inner box, and the temperature sensor and the heating pipe are electrically connected with the controller.
Further, the bottom center department fixedly connected with motor of fermentation vat, the output fixedly connected with (mixing) shaft of motor, the top of (mixing) shaft runs through the fermentation vat just extends to the inside of fermentation vat, the (mixing) shaft is located the even fixedly connected with stirring leaf of five groups of quantity of surface department of fermentation vat inside.
The utility model provides a polylactic acid fermentation device for production through improvement, which has the following improvements and advantages compared with the prior art:
The method comprises the following steps: under the cooperation of the elastic mechanism, the sealing cover, the chock and the sealing ring, the device can be sealed in the process of fermenting the polylactic acid in the use process of the device, the phenomenon of air leakage is prevented, the fermentation speed of the polylactic acid is improved, and the production efficiency of the polylactic acid is further improved.
And two,: under the cooperation of fermentation tank, control mechanism, motor, (mixing) shaft and stirring leaf that set up, in the use of device, can keep the inside temperature of device invariable at polylactic acid fermentation's in-process to stir the polylactic acid in the fermentation, make its fermentation comparatively even, improved the production quality of polylactic acid.
Drawings
The utility model is further explained below with reference to the drawings and examples:
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is an enlarged view of FIG. 1A in accordance with the present utility model;
FIG. 3 is an enlarged view of the utility model at B in FIG. 1;
fig. 4 is a schematic diagram of a plug structure according to the present utility model.
Reference numerals illustrate:
1. A fermentation tank; 2. a feed inlet; 3. a discharge port; 4. a valve; 5. sealing cover; 6. a chock; 7. an elastic mechanism; 8. a control mechanism; 9. steel balls; 10. a pressing ring; 11. a connecting ring; 12. a force application ring; 13. a movable groove; 14. a clamping groove; 15. a spring; 16. a seal ring; 17. an inner box; 18. an outer case; 19. a thermal insulation material; 20. a controller; 21. heating pipes; 22. a temperature sensor; 23. a motor; 24. a stirring shaft; 25. stirring the leaves.
Detailed Description
The following detailed description of the present utility model will provide clear and complete description of the technical solutions of the embodiments of the present utility model, with reference to fig. 1 to 4, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model provides a polylactic acid fermentation device for production by improvement, as shown in fig. 1-4, comprising: the fermentation tank 1, the pan feeding mouth 2 has been seted up at the top of fermentation tank 1, discharge gate 3 has been seted up to bottom one side of fermentation tank 1, the inside of discharge gate 3 is provided with valve 4, the top of pan feeding mouth 2 is provided with sealed lid 5, the bottom fixedly connected with chock 6 of sealed lid 5, the inside of pan feeding mouth 2 is provided with elastic mechanism 7, elastic mechanism 7 has the function of fixing sealed lid 5, one side that fermentation tank 1 kept away from discharge gate 3 is provided with control mechanism 8, control mechanism 8 has the invariable function of control fermentation tank 1 inside temperature, can seal the device at the in-process that polylactic acid fermented, prevent the phenomenon of taking place the gas leakage, the fermentation rate of polylactic acid has been improved, and then the production efficiency of polylactic acid has been improved.
In some technical schemes, the elastic mechanism 7 includes steel ball 9, extrusion ring 10, go-between 11, force application ring 12, movable groove 13, draw-in groove 14 and spring 15, the inside of pan feeding mouth 2 evenly is provided with the ball groove that is six in quantity, the inside in ball groove all is provided with steel ball 9, pan feeding mouth 2 is close to steel ball 9 department sliding connection has extrusion ring 10, the surface fixedly connected with go-between 11 of extrusion ring 10, the surface fixedly connected with force application ring 12 of go-between 11, movable groove 13 has been seted up to the inner wall of extrusion ring 10, draw-in groove 14 has been seted up to the position of chock 6 close to steel ball 9, movable groove 13 and draw-in groove 14 all with steel ball 9 looks adaptation, the bottom of extrusion ring 10 is provided with spring 15, spring 15 sets up in the inside of pan feeding mouth 2, the user pulls force application ring 12 drives go-between 11, go-between 11 drives extrusion ring 10 for movable groove 13 on extrusion ring 10 remove ball groove department, increase the movable range of extrusion ring 9, then the user will seal cap 5 bottom chock 6 is plugged into last inside 2, the inside of extrusion ring 12 is driven to the inside of ball groove 10, spring 15 is reset to the inside of extrusion ring 10, the reset groove 14 is carried out, make the elastic force application groove 14 is reset to the inside of extrusion ring 9 is carried out, the reset groove is reset to the inside of ball groove 9 is driven to the spring 9.
In some technical schemes, the sealing ring 16 is sleeved on the outer surface of the top of the plug 6, and the sealing ring 16 is fixedly connected with the sealing cover 5, so that the feeding port 2 can be sealed, and further the device can be sealed in the fermentation process of the polylactic acid, so that the phenomenon of air leakage is prevented, the fermentation speed of the polylactic acid is improved, and the production efficiency of the polylactic acid is further improved.
In some technical schemes, the fermentation tank 1 comprises an inner tank 17, an outer tank 18 and a heat insulation material 19, the outer side of the inner tank 17 is provided with the outer tank 18, the heat insulation material 19 is filled between the inner tank 17 and the outer tank 18, the heat insulation effect of the fermentation tank 1 is improved, and the fermentation speed of polylactic acid is further improved.
In some technical schemes, control mechanism 8 includes controller 20, heating pipe 21 and temperature sensor 22, one side fixedly connected with controller 20 that the fermentation tank 1 kept away from discharge gate 3, the surface of inner tank 17 is provided with heating pipe 21, heating pipe 21 is the surface that is fixed in inner tank 17 in the spiral, the inner wall fixedly connected with temperature sensor 22 of inner tank 17, temperature sensor 22 and heating pipe 21 all with controller 20 electric connection, temperature sensor 22 detects fermentation tank 1 inside temperature in real time, and carry the detection data to controller 20 department, when data is less than the threshold value of controller 20 inside settlement, controller 20 control heating pipe 21 starts to heat fermentation tank 1, can keep the device inside temperature invariable in the in-process of polylactic acid fermentation, prevent that fermentation tank 1 inside temperature from being too low, lead to the condition that polylactic acid fermentation speed reduces to take place.
In the technical scheme that has, the bottom center department fixedly connected with motor 23 of fermentation vat 1, the output fixedly connected with (mixing) shaft 24 of motor 23, the top of (mixing) shaft 24 runs through fermentation vat 1 and extends to the inside of fermentation vat 1, (mixing) shaft 24 is located the even fixedly connected with stirring leaf 25 of five groups of surface of the inside department of fermentation vat 1, start motor 23, motor 23's output drives (mixing) shaft 24, (mixing) shaft 24 drives (mixing) leaf 25, stirring leaf 25 stirs the inside polylactic acid of fermentation vat 1 for its fermentation is comparatively even, has improved the production quality of polylactic acid.
Working principle: after the polylactic acid raw material is poured into the fermenting box 1 from the feeding hole 2 by a user, the force application ring 12 is pulled, the force application ring 12 drives the connecting ring 11, the connecting ring 11 drives the extrusion ring 10, the movable groove 13 on the extrusion ring 10 moves to the ball groove to increase the movable range of the steel ball 9, then the plug 6 at the bottom of the sealing cover 5 is plugged into the feeding hole 2 by the user, finally the force application ring 12 is loosened, the spring 15 generates elastic recovery to push the extrusion ring 10 to reset, the extrusion ring 10 drives the movable groove 13 to separate from the ball groove and simultaneously extrudes the steel ball 9, so that a small part of the steel ball 9 moves into the clamping groove 14 on the outer surface of the plug 6, the motor 23 is started, the output end of the motor 23 drives the stirring shaft 24, the stirring shaft 24 drives the stirring blade 25, the stirring blade 25 stirs the polylactic acid in the fermentation tank 1, so that the fermentation is uniform, the production quality of the polylactic acid is improved, meanwhile, the temperature sensor 22 (PT 100) detects the internal temperature of the fermentation tank 1 in real time, detection data are transmitted to the controller 20 (PLC), when the data are lower than the threshold value set in the controller 20 (PLC), the controller 20 (PLC) controls the heating pipe 21 to start to heat the fermentation tank 1, the internal temperature of the device can be kept constant in the process of fermenting the polylactic acid, and the condition that the internal temperature of the fermentation tank 1 is too low to reduce the fermentation speed of the polylactic acid is prevented.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. A polylactic acid fermentation apparatus for production, characterized by comprising: the fermentation tank (1), pan feeding mouth (2) has been seted up at the top of fermentation tank (1), discharge gate (3) have been seted up to one side of the bottom of fermentation tank (1), the inside of discharge gate (3) is provided with valve (4), the top of pan feeding mouth (2) is provided with sealed lid (5), the bottom fixedly connected with chock (6) of sealed lid (5), the inside of pan feeding mouth (2) is provided with elastic mechanism (7), elastic mechanism (7) have the function of fixing sealed lid (5), fermentation tank (1) are kept away from one side of discharge gate (3) is provided with control mechanism (8), control mechanism (8) have the invariable function of control fermentation tank (1) inside temperature.
2. The polylactic acid fermentation apparatus for production according to claim 1, wherein: elasticity mechanism (7) are including steel ball (9), extrusion ring (10), go-between (11), application of force ring (12), movable groove (13), draw-in groove (14) and spring (15), the inside of pan feeding mouth (2) evenly is provided with the ball groove that is six in quantity, the inside in ball groove all is provided with steel ball (9), pan feeding mouth (2) are close to steel ball (9) department sliding connection has extrusion ring (10), the surface fixedly connected with go-between (11) of extrusion ring (10), the surface fixedly connected with application of force ring (12) of go-between (11), movable groove (13) have been seted up to the inner wall of extrusion ring (10), chock (6) are close to steel ball (9) department has seted up draw-in groove (14), movable groove (13) and draw-in groove (14) all with steel ball (9) looks adaptation, the bottom of extrusion ring (10) is provided with spring (15), spring (15) set up in the inside of pan feeding mouth (2).
3. The polylactic acid fermentation apparatus for production according to claim 1, wherein: the sealing ring (16) is sleeved on the outer surface of the top of the plug block (6), and the sealing ring (16) is fixedly connected with the sealing cover (5).
4. The polylactic acid fermentation apparatus for production according to claim 1, wherein: the fermentation box (1) comprises an inner box (17), an outer box (18) and a heat insulation material (19), wherein the outer box (18) is arranged on the outer side of the inner box (17), and the heat insulation material (19) is filled between the inner box (17) and the outer box (18).
5. The polylactic acid fermentation apparatus for production according to claim 4, wherein: control mechanism (8) are including controller (20), heating pipe (21) and temperature sensor (22), fermenting case (1) are kept away from one side fixedly connected with controller (20) of discharge gate (3), the surface of inner box (17) is provided with heating pipe (21), heating pipe (21) are the heliciform and are fixed in the surface of inner box (17), the inner wall fixedly connected with temperature sensor (22) of inner box (17), temperature sensor (22) and heating pipe (21) all with controller (20) electric connection.
6. The polylactic acid fermentation apparatus for production according to claim 1, wherein: the utility model discloses a fermentation case, including fermenting case (1), motor (23) are fixed connection in bottom center department of fermenting case (1), the output fixedly connected with (24) of motor (23), the top of (24) runs through fermenting case (1) and extends to the inside of fermenting case (1), (24) are located the even fixedly connected with stirring leaf (25) of five sets of quantity of surface department inside fermenting case (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322581074.6U CN220867432U (en) | 2023-09-22 | 2023-09-22 | Polylactic acid fermentation device for production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322581074.6U CN220867432U (en) | 2023-09-22 | 2023-09-22 | Polylactic acid fermentation device for production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220867432U true CN220867432U (en) | 2024-04-30 |
Family
ID=90807962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322581074.6U Active CN220867432U (en) | 2023-09-22 | 2023-09-22 | Polylactic acid fermentation device for production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220867432U (en) |
-
2023
- 2023-09-22 CN CN202322581074.6U patent/CN220867432U/en active Active
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