[go: up one dir, main page]

CN111013172A - Wiped film evaporator - Google Patents

Wiped film evaporator Download PDF

Info

Publication number
CN111013172A
CN111013172A CN201911353874.4A CN201911353874A CN111013172A CN 111013172 A CN111013172 A CN 111013172A CN 201911353874 A CN201911353874 A CN 201911353874A CN 111013172 A CN111013172 A CN 111013172A
Authority
CN
China
Prior art keywords
evaporation
transmission shaft
sleeve
heating
film evaporator
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201911353874.4A
Other languages
Chinese (zh)
Inventor
李武林
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201911353874.4A priority Critical patent/CN111013172A/en
Publication of CN111013172A publication Critical patent/CN111013172A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D1/00Evaporating
    • B01D1/22Evaporating by bringing a thin layer of the liquid into contact with a heated surface
    • B01D1/222In rotating vessels; vessels with movable parts
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D1/00Evaporating
    • B01D1/30Accessories for evaporators ; Constructional details thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)

Abstract

The invention relates to the field of evaporator equipment and discloses a wiped film evaporator which comprises a heating sleeve, a secondary processing box, a transmission shaft and a distributor, wherein the heating sleeve, the evaporation sleeve, the secondary processing box, the transmission shaft and the distributor are arranged in the heating sleeve, the secondary processing box is arranged at the top of the heating sleeve, the middle of an inner cavity of the evaporation sleeve of the heating sleeve is provided with the rotatable transmission shaft, and the top end of the transmission shaft is fixedly sleeved with a rotary joint positioned above the secondary processing box. This wiped film evaporator, through the design of transmission shaft, rabbling mechanism, fixed siphunculus, sealing plug, interlock axle, (mixing) shaft and water conservancy diversion mechanism, when using, utilize the dry steam after the evaporation treatment to spout from evaporation sheathed tube bottom slant, slowed down the downflow rate of material to a certain extent, improved the evaporation effect of material, simultaneously, dry steam heats the inboard material, further improves the heating effect, is favorable to the abundant heating of material.

Description

Wiped film evaporator
Technical Field
The invention relates to the field of evaporator equipment, in particular to a wiped film evaporator.
Background
The scraper film evaporator is a high-efficiency evaporation and distillation equipment which utilizes high-speed rotation to distribute liquid into uniform films for evaporation or distillation, can also perform unit operations such as deodorization, defoaming reaction, heating, cooling and the like, and is widely applied to the industries of Chinese and Western medicine, food, light industry, petroleum, chemical industry, environmental protection and the like.
The working principle of the existing wiped film evaporator is as follows (refer to fig. 4 to 5): through adding the heat source to the cavity between heating tube 1 and the evaporation sleeve 2 for evaporation sleeve 2's inner wall heaies up, add the material from the filling tube at evaporation sleeve 2 top, it is rotatory to drive distributing device 5 by motor drive transmission shaft 4, the inner wall of dialling evaporation sleeve 2 that can not be added evenly, through the inner wall heating of evaporation sleeve 2, evaporate, steam is discharged from the top of secondary treatment case 3, the material is discharged by the bin outlet of evaporation sleeve 2 inner chamber bottom.
However, when the existing wiped film evaporator works, because the height of the evaporation sleeve 2 is limited, the material has a fast downward flow speed, which may cause insufficient material heating, so that the evaporation effect is not good, and the material needs a certain time to reach the evaporation temperature after being heated by the inner wall of the evaporation sleeve 2, at this time, the generated steam is mostly concentrated at the bottom of the inner cavity of the evaporation sleeve 2, the efficiency is not high, under the condition that the steam generation efficiency is not high, the natural upward flow speed of the steam is slow, the heat absorption efficiency of the material added at the top of the inner cavity of the evaporation sleeve 2 is high, the temperature at the top of the inner cavity of the evaporation sleeve 2 is low, so that when the steam does not reach the secondary treatment box 3, partial condensed water can be separated out, and when the steam flows through the distributor 5, the condensed water in the steam is easily caused to flow back into.
Disclosure of Invention
The invention provides a wiped film evaporator which has the advantages of good material evaporation efficiency and high evaporation quality and solves the technical problems in the background art.
The invention provides the following technical scheme: a wiped film evaporator comprises a heating sleeve, an evaporation sleeve, a secondary treatment box, a transmission shaft and a distributor, wherein the evaporation sleeve is arranged in the heating sleeve, the secondary treatment box is arranged at the top of the heating sleeve, the middle part of the inner cavity of the evaporation sleeve of the heating sleeve is provided with a rotatable transmission shaft, and the top end of the transmission shaft is fixedly sleeved with a rotary joint positioned above the secondary treatment box; the transmission shaft is fixedly sleeved with a stirring mechanism positioned in the inner cavity of the evaporation sleeve, and the outer side of the stirring mechanism is attached to the inner wall of the evaporation sleeve when the transmission shaft rotates; the bottom end of the transmission shaft is fixedly connected with a flow guide mechanism, and the inner cavity of the transmission shaft is communicated with the inner cavity of the flow guide mechanism.
Preferably, rabbling mechanism is including fixed siphunculus, sealing plug, interlock axle, (mixing) shaft, and the quantity of fixed siphunculus is by a plurality of, and fixed siphunculus equidistance fixed mounting from top to bottom in the both sides of transmission shaft, and the equal movable sleeve in inside of every fixed siphunculus is equipped with the sealing plug, the outside fixedly connected with interlock axle of sealing plug, wherein a (mixing) shaft of the one end fixedly connected with of two interlock axles.
Preferably, water conservancy diversion mechanism includes shrouding, tray, air discharge plate down, the fixed suit of going up the shrouding is in the transmission shaft bottom, the tray is installed in heating sleeve's bottom down, and fixedly connected with bracing piece between the bottom of tray inner chamber and the last shrouding down, the fixed suit of air discharge plate is between last shrouding and lower tray, and the shape of air discharge plate is the round platform form, set up the bleeder vent towards evaporation sleeve pipe inner wall on the inclined plane of air discharge plate.
The invention has the following beneficial effects:
according to the scraper type film evaporator, through the design of the transmission shaft, the stirring mechanism, the fixed through pipe, the sealing plug, the linkage shaft, the stirring shaft and the flow guide mechanism, when the scraper type film evaporator is used, dry steam after evaporation treatment is sprayed out from the bottom of the evaporation sleeve obliquely upwards, the down-flow rate of materials is slowed down to a certain extent, the evaporation effect of the materials is improved, meanwhile, the dry steam heats the materials on the inner side, the heating effect is further improved, and the full heating of the materials is facilitated; the steam generated after the materials above are heated and evaporated quickly enters the secondary treatment box by the upward flow of the steam, so that condensed water in the steam is prevented from flowing back to the evaporation sleeve; when the evaporimeter evaporates the material, utilize the centrifugal force of (mixing) shaft when rotatory around the transmission shaft, make (mixing) shaft laminating evaporation sleeve inner wall, the effectual friction loss who alleviates (mixing) shaft and evaporation sleeve inner wall, corresponding improvement the life of evaporimeter, and after the use, let in high-pressure gas in through the transmission shaft, high-pressure gas makes the laminating degree of (mixing) shaft and evaporation sleeve inner wall stronger, ensure that the (mixing) shaft can strike off the residue on the evaporation sleeve inner wall, evaporation sleeve inner wall's cleanliness factor has been guaranteed, so that the evaporimeter uses next time.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the stirring mechanism of FIG. 1 according to the present invention;
FIG. 3 is a schematic view of the flow guide mechanism of the structure of FIG. 1 according to the present invention;
FIG. 4 is a schematic view of a prior art wiped film evaporator;
figure 5 is a top plan view of the agitation mechanism of the prior art wiped film evaporator of figure 4.
In the figure: 1. heating the sleeve; 2. an evaporation sleeve; 3. a secondary treatment tank; 4. a drive shaft; 5. a distributing device; 6. a stirring mechanism; 601. fixing the through pipe; 602. a sealing plug; 603. a linkage shaft; 604. a stirring shaft; 7. a flow guide mechanism; 701. an upper sealing plate; 702. a lower tray; 703. an exhaust plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, a wiped film evaporator comprises a heating sleeve 1, an evaporation sleeve 2, a secondary treatment box 3, a transmission shaft 4 and a distributor 5, wherein the evaporation sleeve 2 is fixedly sleeved in an inner cavity of the heating sleeve 1, a heating chamber is formed between the outer wall of the evaporation sleeve 2 and the inner wall of the heating sleeve 1, a feeding pipe is arranged at the top of the side surface of the heating sleeve 1, a heat source inlet pipe positioned below the feeding pipe is arranged at the top of the side surface of the heating sleeve 1, a heat source outlet pipe is arranged at the bottom of the other side of the heating sleeve 1, and a heat source in the heating chamber transfers heat through the surface of the evaporation sleeve 2, so that materials in the evaporation sleeve 2 are; a secondary treatment box 3 is fixedly installed at the top of the evaporation sleeve 2, a steam outlet pipe is arranged on one side of the top of the secondary treatment box 3, a rotatable transmission shaft 4 is fixedly sleeved in the middle of the inner cavity of the evaporation sleeve 2, the top end of the transmission shaft 4 extends to the outside of the top end of the secondary treatment box 3 and is fixedly sleeved with a rotary joint, the transmission shaft 4 positioned in the evaporation sleeve 2 is driven to rotate by a driving motor component at the position of the secondary treatment box 3, a stirring mechanism 6 positioned in the inner cavity of the evaporation sleeve 2 is fixedly sleeved on the transmission shaft 4, and the outer side of the stirring mechanism 6 is attached to the inner wall of the evaporation sleeve 2 when the; the bottom end of the transmission shaft 4 is fixedly connected with a flow guide mechanism 7, the inner cavity of the transmission shaft 4 is communicated with the inner cavity of the flow guide mechanism 7, when in use, raw material liquid is added through a feeding pipe at the top of the heating sleeve 1, the raw material liquid forms a downward-rotating film along the inner wall surface of the shell under the rotating driving action of the distributing device 5 and the stirring mechanism 6, a heat source is input through a heat source inlet pipe to heat the downward-rotating film at the inner wall of the evaporation sleeve 2, so that the material is separated from steam, the material heating sleeve 1 is discharged from a discharge port at the bottom, the steam enters the secondary treatment box 3 and is finally discharged from a steam outlet pipe on the secondary treatment box 3, meanwhile, a guide pipe is communicated with a steam discharge pipe on the secondary treatment box 3 to the top of the rotary joint, the steam is subjected to gas-liquid separation through the secondary treatment box 3 to be dry steam, and the steam, the steam is sprayed out from the flow guide mechanism 7 in an inclined upward direction and directly acts on a material film layer on the inner wall of the evaporation sleeve 2, the material film layer on the inner side of the evaporation sleeve 2 is heated by using the heat of the steam, the heating effect of the steam is ensured, the further separation of the steam in the material is facilitated, and meanwhile, under the rotating action of the flow guide mechanism 7, the steam exerts certain inclined upward pressure on the material, so that the downward flow rate of the material is slowed down to a certain extent, and the evaporation effect of the material is further improved; and upward steam flow is sprayed out from the flow guide mechanism 7 at the bottom of the inner cavity of the evaporation sleeve 2, and the steam upwelling rate in the evaporation sleeve 2 is low, so that the steam generated after the material is heated and evaporated is ensured to rapidly enter the secondary treatment box 3, the problems that the evaporation quality and efficiency of the material are influenced because condensed water in the steam flows back into the evaporation sleeve 2 are avoided, the air pressure in the evaporation sleeve 2 is maintained in a stable state, and the evaporation of the material is not influenced.
Wherein, the stirring mechanism 6 comprises a plurality of fixed through pipes 601, sealing plugs 602, linking shafts 603, and stirring shafts 604, the number of the fixed through pipes 601 is several, and the fixed through pipes 601 are fixedly installed on both sides of the transmission shaft 4 from top to bottom at equal intervals, the inside of each fixed through pipe 601 is movably sleeved with a sealing plug 602, the sealing plug 602 can prevent the material or steam in the evaporation sleeve 2 from flowing through the transmission shaft 4, the outside of the sealing plug 602 is fixedly connected with the linking shafts 603, one end of each of the two linking shafts 603 is fixedly connected with a stirring shaft 604, when the transmission shaft 4 rotates, the stirring shaft 604 is attached to the inner wall of the evaporation sleeve 2 by using the centrifugal force of the stirring shaft 604, the material fed from the inner wall of the evaporation sleeve 2 is stirred, the material flows downwards spirally, the material flowing speed is reduced, the evaporation quality is improved, meanwhile, the retractility of each, the effectual friction loss who alleviates (mixing) shaft 604 and evaporation sleeve 2 inner wall, the corresponding life who has improved the evaporimeter, and after the use, let in high-pressure gas in through transmission shaft 4, high-pressure gas makes the laminating degree of (mixing) shaft 604 and evaporation sleeve 2 inner wall stronger, ensures that the residue on the evaporation sleeve 2 inner wall can be struck off to the (mixing) shaft 604, has guaranteed the cleaning nature of evaporation sleeve 2 inner wall, so that the evaporimeter uses next time.
Wherein, the flow guiding mechanism 7 comprises an upper sealing plate 701, a lower tray 702 and an exhaust plate 703, the upper sealing plate 701 is fixedly sleeved at the bottom of the transmission shaft 4, the lower tray 702 is arranged at the bottom of the heating sleeve 1, a support rod is fixedly connected between the bottom of the inner cavity of the lower tray 702 and the upper sealing plate 701, the exhaust plate 703 is fixedly sleeved between the upper sealing plate 701 and the lower tray 702, the exhaust plate 703 is in a circular truncated cone shape, the inclined surface of the exhaust plate 703 is provided with air holes facing the inner wall of the evaporation sleeve 2, the steam discharged from the air holes directly acts on the material on the evaporation sleeve 2 so as to improve the steam upflow rate in the evaporation sleeve 2 of the evaporation efficiency of the material, thereby ensuring that the steam generated after the material is heated and evaporated quickly enters the secondary treatment box 3, avoiding the condensate water in the steam from flowing back into the evaporation sleeve 2 to influence the evaporation quality and efficiency of the material, and further keeping the air pressure, does not affect the evaporation of the materials.
When the device is used, raw material liquid is added through a feeding pipe at the top of a heating sleeve 1, the raw material liquid is driven by the rotation of a distributor 5 and a stirring mechanism 6 to form a downward-rotating film along the inner wall surface of a shell, a heat source is input through a heat source inlet pipe, the heat source heats the inner wall of an evaporation sleeve 2 and the material flowing downward, meanwhile, a secondary treatment box 4 is controlled to drive the stirring mechanism 6 to rotate, the material is stirred, the material flows downward spirally on the inner wall of the evaporation sleeve 2 to prolong the time of material flowing downward, so that the material is fully heated and evaporated, steam generated by evaporation of the material enters a secondary treatment box 3, the steam is discharged through a steam outlet pipe after secondary evaporation, meanwhile, a steam outlet pipe and a rotary joint are connected, the steam flows through the steam outlet pipe 4 and is sprayed out from air holes on an exhaust plate 703, the sprayed steam flow effectively slows down the material flowing downward speed along with the rotation of a flow guide, further ensuring the evaporation effect of the heating materials.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (3)

1. The utility model provides a wiped film evaporator, includes heating jacket pipe (1), including heating jacket pipe (1), evaporation jacket pipe (2), secondary treatment case (3), transmission shaft (4), distributing device (5), in heating jacket pipe (1) was located in evaporation jacket pipe (2), secondary treatment case (3) were established at the top of heating jacket pipe (1), its characterized in that: a rotatable transmission shaft (4) is arranged in the middle of the inner cavity of the evaporation sleeve (2) of the heating sleeve (1), and a rotary joint positioned above the secondary treatment box (3) is fixedly sleeved at the top end of the transmission shaft (4); the transmission shaft (4) is fixedly sleeved with a stirring mechanism (6) positioned in the inner cavity of the evaporation sleeve (2), and the outer side of the stirring mechanism (6) is attached to the inner wall of the evaporation sleeve (2) when the transmission shaft (4) rotates; the bottom end of the transmission shaft (4) is fixedly connected with a flow guide mechanism (7), and the inner cavity of the transmission shaft (4) is communicated with the inner cavity of the flow guide mechanism (7).
2. The wiped film evaporator of claim 1 wherein: rabbling mechanism (6) are including fixed siphunculus (601), sealing plug (602), interlock axle (603), (mixing) shaft (604), the quantity of fixed siphunculus (601) is by a plurality of, and fixed siphunculus (601) equidistance fixed mounting is in the both sides of transmission shaft (4) from top to bottom, the equal movable sleeve in inside of every fixed siphunculus (601) is equipped with sealing plug (602), outside fixedly connected with interlock axle (603) of sealing plug (602), wherein one end fixedly connected with (mixing) shaft (604) of two interlock axles (603).
3. The wiped film evaporator of claim 1 wherein: flow guide mechanism (7) include shrouding (701), tray (702), air discharge plate (703) down, go up the fixed suit of shrouding (701) in transmission shaft (4) bottom, install the bottom at heating sleeve pipe (1) down tray (702), and fixedly connected with bracing piece between the bottom of tray (702) inner chamber and last shrouding (701) down, air discharge plate (703) are fixed to be put in last shrouding (701) and down between tray (702), and the shape of air discharge plate (703) is the round platform form, set up the bleeder vent towards evaporation sleeve pipe (2) inner wall on the inclined plane of air discharge plate (703).
CN201911353874.4A 2019-12-25 2019-12-25 Wiped film evaporator Pending CN111013172A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911353874.4A CN111013172A (en) 2019-12-25 2019-12-25 Wiped film evaporator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911353874.4A CN111013172A (en) 2019-12-25 2019-12-25 Wiped film evaporator

Publications (1)

Publication Number Publication Date
CN111013172A true CN111013172A (en) 2020-04-17

Family

ID=70214619

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201911353874.4A Pending CN111013172A (en) 2019-12-25 2019-12-25 Wiped film evaporator

Country Status (1)

Country Link
CN (1) CN111013172A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111701259A (en) * 2020-06-04 2020-09-25 谭修羽 A rotary rising film evaporator
CN113478712A (en) * 2021-08-06 2021-10-08 抚州市天和硅业有限责任公司 Organosilicon sediment thick liquid processing apparatus
CN115627179A (en) * 2022-10-31 2023-01-20 张红影 Comprehensive utilization equipment for waste mineral oil
CN119280847A (en) * 2024-12-13 2025-01-10 山西奥凯达化工有限公司 A kind of high-efficiency evaporation equipment for aluminum oxide production and its use method

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202105450U (en) * 2011-05-18 2012-01-11 华南理工大学 Scraping plate type microwave vacuum concentration equipment
CN204093064U (en) * 2013-12-03 2015-01-14 温州市四方制药设备成套有限公司 A kind of scrapper thin film evaporator
CN104801055A (en) * 2015-04-07 2015-07-29 于胜宾 Flexible scraper-type evaporation device
CN205549628U (en) * 2016-04-18 2016-09-07 温州市四方制药设备成套有限公司 Scraper type thin film evaporator for heat sensitive materials
CN106794384A (en) * 2014-08-28 2017-05-31 斯凯孚海运有限公司 Evaporation system, evaporation method and sealing system
CN206597534U (en) * 2017-03-18 2017-10-31 郑州德融科技有限公司 A kind of enamel reaction still of easy cleaning
CN208917099U (en) * 2018-07-24 2019-05-31 重庆中邦科技有限公司 A kind of 2,3- dichloropyridine preparation separating methanol reclaimer

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202105450U (en) * 2011-05-18 2012-01-11 华南理工大学 Scraping plate type microwave vacuum concentration equipment
CN204093064U (en) * 2013-12-03 2015-01-14 温州市四方制药设备成套有限公司 A kind of scrapper thin film evaporator
CN106794384A (en) * 2014-08-28 2017-05-31 斯凯孚海运有限公司 Evaporation system, evaporation method and sealing system
CN104801055A (en) * 2015-04-07 2015-07-29 于胜宾 Flexible scraper-type evaporation device
CN205549628U (en) * 2016-04-18 2016-09-07 温州市四方制药设备成套有限公司 Scraper type thin film evaporator for heat sensitive materials
CN206597534U (en) * 2017-03-18 2017-10-31 郑州德融科技有限公司 A kind of enamel reaction still of easy cleaning
CN208917099U (en) * 2018-07-24 2019-05-31 重庆中邦科技有限公司 A kind of 2,3- dichloropyridine preparation separating methanol reclaimer

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111701259A (en) * 2020-06-04 2020-09-25 谭修羽 A rotary rising film evaporator
CN111701259B (en) * 2020-06-04 2021-12-21 江西纵横特种设备有限公司 Rotary climbing-film evaporator
CN113478712A (en) * 2021-08-06 2021-10-08 抚州市天和硅业有限责任公司 Organosilicon sediment thick liquid processing apparatus
CN115627179A (en) * 2022-10-31 2023-01-20 张红影 Comprehensive utilization equipment for waste mineral oil
CN119280847A (en) * 2024-12-13 2025-01-10 山西奥凯达化工有限公司 A kind of high-efficiency evaporation equipment for aluminum oxide production and its use method

Similar Documents

Publication Publication Date Title
CN111013172A (en) Wiped film evaporator
CN106063998B (en) MVR systems are rotated in a kind of single tank
CN109200984B (en) Reation kettle with dual heat dissipation function
CN113041635A (en) Film evaporator for chemical production
CN207533222U (en) A kind of self-priming lotion screen printing brush coating reaction kettle of stirring
CN204601646U (en) A kind of thin film evaporator
CN209362489U (en) A kind of coating material production highly effective reaction kettle
CN206531374U (en) A kind of solvent recovery drying machine
CN212357146U (en) Petroleum is refined with petroleum distillation plant
CN207175884U (en) A kind of municipal sludge processing unit
CN110710589A (en) A safe vacuum sugar cooking pot
CN202643669U (en) Horizontal softening cooking pan
KR20150037337A (en) Evaporating and drying apparatus with vertical structure
CN208244630U (en) A kind of sugared system of fruit drink production useization
CN219079443U (en) Continuous distilled machine for white spirit
CN223496419U (en) A pipeline-type crude fish oil alkali refining device
CN204275525U (en) Without scrapper thin film evaporator
CN211754712U (en) A weaving thick liquid agitating unit for weaving
CN211069059U (en) Scraper film evaporator
CN104095253B (en) Fish meal drying machine
CN213643143U (en) Novel film evaporator
CN211987139U (en) Evaporation concentrator
CN107626264A (en) One kind reacts accurate reactor
CN205391759U (en) Take two hot type high efficiency worker evaporation cauldrons that add of recovery unit
CN113797577A (en) Operation method of short-path molecular distillation device

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20200417