CN209853022U - 2-methylfuran long-period safe storage device - Google Patents
2-methylfuran long-period safe storage device Download PDFInfo
- Publication number
- CN209853022U CN209853022U CN201920372210.1U CN201920372210U CN209853022U CN 209853022 U CN209853022 U CN 209853022U CN 201920372210 U CN201920372210 U CN 201920372210U CN 209853022 U CN209853022 U CN 209853022U
- Authority
- CN
- China
- Prior art keywords
- holding vessel
- methylfuran
- storage device
- long
- floating plate
- 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.)
- Active
Links
Abstract
The utility model provides a 2-methyl furan long period safety storage device, including the holding vessel that is used for storing 2-methyl furan, the level is equipped with the floating plate in the top of holding vessel, the floating plate floats on 2-methyl furan's liquid level, just the floating plate along circumference with the lateral wall of holding vessel contacts, the top intercommunication of holding vessel has the admission line of nitrogen gas, it has nitrogen gas to fill between the tank deck inner wall of floating plate and holding vessel, the top of holding vessel still communicates the exhaust duct that has nitrogen gas just be equipped with the breather valve on the exhaust duct. The utility model discloses form pressure-fired nitrogen seal at the holding vessel tank deck, effectively isolated outside air and the contact of 2-methyl furan, avoid 2-methyl furan oxidation rotten and moisture absorption.
Description
Technical Field
The utility model belongs to the technical field of 2-methylfuran stores, concretely relates to 2-methylfuran long period safety memory device.
Background
2-methylfuran is an important pesticide and medical intermediate, but because 2-methylfuran has the characteristics of thermal instability, easy oxidation and ring opening under acidic conditions, the storage problem of discoloration and deterioration caused by contact with air or sunlight irradiation in the storage process is solved. In the prior art, 2-methylfuran is usually filled into a storage tank and stored at low temperature, but the method is not suitable for long-period storage requirements, and the 2-methylfuran is inevitably oxidized and deteriorated due to the sealing property, the residual air and the like of the storage tank during long-term storage, and the low-temperature condition cannot be stably maintained, so that the 2-methylfuran is deteriorated to different degrees after the long-period storage, and the production and the use are influenced.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to the problem that 2-methyl furan can not long period stable storage among the prior art, provide a 2-methyl furan long period safety storage device, form pressure-fired nitrogen seal at the holding vessel tank deck, effectively isolated outside air contacts with 2-methyl furan, avoids 2-methyl furan oxidation rotten and moisture absorption.
The utility model adopts the following technical scheme:
the utility model provides a 2-methyl furan long period safety storage device, is including the holding vessel that is used for storing 2-methyl furan, the level is equipped with the floating plate in the top of holding vessel, the floating plate floats on 2-methyl furan's liquid level, just the floating plate along circumference with the lateral wall of holding vessel contacts, the top intercommunication of holding vessel has the admission line of nitrogen gas, it has nitrogen gas to fill between the tank deck inner wall of floating plate and holding vessel, the top of holding vessel still communicates the exhaust duct that has nitrogen gas just be equipped with the breather valve on the exhaust duct.
Preferably, the middle part of floating plate is equipped with the through-hole, the top of floating plate is equipped with sealed lid just sealed housing locates the top of through-hole.
Preferably, the refrigeration system further comprises a refrigeration unit and a circulating pipeline, wherein the head end of the circulating pipeline is communicated with the bottom of the storage tank, and the tail end of the circulating pipeline penetrates through the refrigeration unit and extends into the storage tank.
Preferably, the part of the circulating pipeline extending into the storage tank is composed of a hose positioned above and a straight pipe positioned below, the hose is communicated with the straight pipe, the hose is positioned between the sealing cover and the inner wall of the tank top of the storage tank, and the straight pipe sequentially penetrates through the sealing cover and the floating plate along the vertical direction.
Preferably, the storage tank is provided with an online thermometer for monitoring the temperature of 2-methylfuran.
Preferably, the on-line thermometer is interlocked with the refrigeration unit so that the refrigeration unit controls the refrigeration action according to the temperature signal of the on-line thermometer.
Preferably, the floating plate is prepared from a poly-nitrile rubber, and the floating plate is designed to be hollow and the inside of the floating plate is filled with nitrogen.
Preferably, the storage tank is externally coated with an insulating layer.
Preferably, the insulation is an aluminum silicate needled blanket or a glass wool blanket, wherein the aluminum silicate needled blanket is purchased from hebei auspicin insulation limited.
The utility model has the advantages as follows:
the utility model discloses a 2-methyl furan holding vessel is changed by conventional storage tank to interior floating roof storage tank, and the floating plate floats above the liquid level, and nitrogen gas is introduced at the storage tank top, makes the tank deck form pressure-fired nitrogen seal, effectively completely cuts off the outside air and contacts with 2-methyl furan, avoids 2-methyl furan oxidation rotten and moisture absorption. Meanwhile, a pipe is led to a pump inlet of the refrigerating unit from the bottom of the storage tank and returns to the storage tank after cooling, in order to detect the temperature in time and keep a low-temperature storage condition, an online thermometer is installed on the tank body of the storage tank, the detected temperature is interlocked with a control system of the refrigerating unit, when the temperature of liquid in the tank is higher than 10 ℃, the refrigerating unit is automatically started to refrigerate and cool the liquid in the tank, and the cooling is stopped when the temperature in the tank is lower than 5 ℃.
The long-period safe storage device of the 2-methylfuran effectively isolates the occurrence of contact oxidation of the 2-methylfuran and air through technical means such as nitrogen sealing, refrigeration cooling, heat preservation and the like, and meanwhile, the temperature in the tank is stabilized below 10 ℃ through an automatic control system, so that the thermal instability characteristic of the 2-methylfuran is solved, the 2-methylfuran can be safely stored for a long period, the market sale requirement can be met, the long-period stable operation of a production device can be realized, the production cost is greatly reduced, and the enterprise benefit is improved.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, it is obvious that the drawings in the following description are only some embodiments described in the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts;
fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the floating plate of FIG. 1;
1. a storage tank; 2. an air intake duct; 3. a stop valve; 4. a breather valve; 5. an exhaust duct; 6. a circulation pipe; 7. a pump; 8. a refrigeration unit; 10. An online thermometer; 11. a metal hose; 12. a floating plate; 13. a sealing cover; 14. and a through hole.
Detailed Description
In order to make the technical purpose, technical solution and advantageous effects of the present invention clearer, the technical solution of the present invention is further described below with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 and 2, a 2-methylfuran long-period safety storage device comprises a storage tank 1 for storing 2-methylfuran, wherein a main body of the storage tank 1 is cylindrical, the storage tank is made of S304 stainless steel, a heat insulation layer is coated outside the storage tank 1 and is an aluminum silicate needle blanket or a glass wool felt, a good heat insulation effect is achieved, a floating disc 12 is horizontally arranged in the top of the storage tank 1, the floating disc 12 floats on the liquid level of the 2-methylfuran, the floating disc 12 is cylindrical, the floating disc 12 is in close contact with the side wall of the storage tank 1 along the circumferential side wall to achieve air tightness and prevent the volatile gas of the 2-methylfuran from escaping, a through hole 14 is formed in the middle of the floating disc 12, a sealing cover 13 is arranged above the floating disc 12, the sealing cover 13 is covered above the through hole 14, the sealing cover 13 is made of stainless steel, the floating disc 12 is made of butyronitrile rubber, the floating disc 12 is made of the butyronitrile rubber, the floating disc 12 is hollow design, the inside of the storage tank 1 is filled with a sealing cover 13, a breathing valve is arranged on the top of the storage tank, when the top of the breathing valve is opened, the top of the storage tank, the breathing valve is connected with a breathing valve, the top of a breathing valve, the breathing valve is arranged on the top of a breathing valve, the top of a breathing valve 354 Pa 4 Pa 5 Pa of the breathing valve, the breathing valve is arranged on the storage tank, and is arranged on the breathing valve, and the breathing valve, the breathing valve is arranged on the top of the breathing valve.
In the embodiment, the system further comprises a refrigerating unit 8 (the model of the refrigerating unit is KLSW-330D, and the production unit is Kun Lin Shanghai Co., Ltd.) and a circulating pipeline 6, wherein the head end of the circulating pipeline 6 is communicated with the bottom of the storage tank 1, and a pump 7 is arranged at the part of the circulating pipeline 6 between the storage tank 1 and the refrigerating unit 8 so as to provide conveying power for the 2-methylfuran. The tail end of the circulating pipeline 6 penetrates through the refrigerating unit 8 and extends into the storage tank 1, the part of the circulating pipeline 6 extending into the storage tank 1 is composed of a metal hose 11 located above and a straight pipe located below, the metal hose 11 is communicated with the straight pipe, the metal hose 11 is located between the sealing cover 13 and the inner wall of the tank top of the storage tank 1, and the straight pipe sequentially penetrates through the sealing cover 13 and the floating disc 12 in the vertical direction.
In this embodiment, the storage tank 1 is provided with an online thermometer 10 (model of online temperature is SBWZ-2480; production unit: shanghai tianchuan instrument plant) for monitoring the temperature of 2-methylfuran, and the online thermometer 10 is interlocked with the refrigerating unit 8 so that the refrigerating unit 8 controls the refrigerating action according to the temperature signal of the online thermometer 10. The online thermometer is arranged on the storage tank body, the detection temperature is interlocked with the control system of the refrigerating unit, when the temperature of liquid in the tank is higher than 10 ℃, the refrigerating unit is automatically started to refrigerate and cool the liquid in the tank, and the cooling is stopped when the temperature in the tank is lower than 5 ℃, so that the temperature can be timely detected and the low-temperature storage condition can be kept.
Finally, it should be noted that: the above-mentioned embodiments are only used for illustrating but not limiting the technical solution of the present invention, and any equivalent replacement and modification or partial replacement which do not depart from the spirit and scope of the present invention should be covered within the protection scope of the claims of the present invention.
Claims (9)
1. The utility model provides a 2-methyl furan long period safety storage device, includes the holding vessel that is used for storing 2-methyl furan, its characterized in that: the level is equipped with the floating plate in the top of holding vessel, the floating plate floats on the liquid level of 2-methylfuran, just the floating plate along circumference with the lateral wall of holding vessel contacts, the top intercommunication of holding vessel has the admission line of nitrogen gas, it has nitrogen gas to fill between the tank deck inner wall of floating plate and holding vessel, the top of holding vessel still communicates the exhaust duct that has nitrogen gas just be equipped with the breather valve on the exhaust duct.
2. 2-methylfuran long-cycle safety storage device of claim 1, wherein: the middle part of floating plate is equipped with the through-hole, the top of floating plate is equipped with sealed lid just sealed housing locates the top of through-hole.
3. 2-methylfuran long-cycle safety storage device of claim 2, wherein: the refrigeration system is characterized by further comprising a refrigeration unit and a circulating pipeline, the head end of the circulating pipeline is communicated with the bottom of the storage tank, and the tail end of the circulating pipeline penetrates through the refrigeration unit and extends into the storage tank.
4. The 2-methylfuran long-cycle safety storage device of claim 3, wherein: the part that the circulating line extends to in the holding vessel comprises the hose that is located the top and the straight tube of below, the hose with the straight tube is linked together, the hose is located between the tank deck inner wall of sealed lid and holding vessel, the straight tube passes sealed lid and floating deck along vertical direction in proper order.
5. The 2-methylfuran long-cycle safety storage device of claim 3, wherein: the storage tank is provided with an online thermometer for monitoring the temperature of 2-methylfuran.
6. The 2-methylfuran long-cycle safety storage device of claim 5, wherein: the online thermometer is interlocked with the refrigerating unit so that the refrigerating unit controls the refrigerating action according to the temperature signal of the online thermometer.
7. 2-methylfuran long-cycle safety storage device of claim 2, wherein: the floating disc is prepared from poly-nitrile rubber, and is hollow and filled with nitrogen.
8. 2-methylfuran long-cycle safety storage device of claim 1, wherein: the storage tank is coated with a heat insulation layer.
9. The 2-methylfuran long-cycle safety storage device of claim 8, wherein: the heat-insulating layer is an aluminum silicate needle-punched blanket or a glass wool felt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920372210.1U CN209853022U (en) | 2019-03-22 | 2019-03-22 | 2-methylfuran long-period safe storage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920372210.1U CN209853022U (en) | 2019-03-22 | 2019-03-22 | 2-methylfuran long-period safe storage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209853022U true CN209853022U (en) | 2019-12-27 |
Family
ID=68934781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920372210.1U Active CN209853022U (en) | 2019-03-22 | 2019-03-22 | 2-methylfuran long-period safe storage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209853022U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113602689A (en) * | 2021-08-20 | 2021-11-05 | 无锡厚德石化工程设计有限公司 | External circulation cooling method for internal floating roof storage tank |
-
2019
- 2019-03-22 CN CN201920372210.1U patent/CN209853022U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113602689A (en) * | 2021-08-20 | 2021-11-05 | 无锡厚德石化工程设计有限公司 | External circulation cooling method for internal floating roof storage tank |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206156124U (en) | Storage device of easy oxidation vegetable oil | |
| CN209853022U (en) | 2-methylfuran long-period safe storage device | |
| CN109263845A (en) | The control main valve ventilation of room structure and method of ventilation of double fuel powered ship | |
| PL336178A1 (en) | Method of and apparatus for preventing evaporation of liquefied gas being stored in an impermeable and thermally insulated tank | |
| CN111071605B (en) | Food detection sample save set | |
| CN103418597B (en) | A kind of system processing mercurous core | |
| KR20010011029A (en) | Low temperature waterless container for live fish transportation | |
| RU2490744C2 (en) | Method for reduction of air supply from atmosphere to expansion vessel of high-voltage installations filled with insulating liquid and device for implementation of this method | |
| CN116355721A (en) | Automatic wine steamer | |
| CN112793938A (en) | Deposit storage equipment of liquid industrial chemicals | |
| CN206546053U (en) | Keep the shipping container of freezing tissue sample low temperature | |
| CN213293115U (en) | Storage device for umbilical cord blood stem cells | |
| CN217273502U (en) | A bushing structure that is used for cryogenic storage tank low temperature pipeline to export | |
| CN211870304U (en) | Storage equipment with sealing structure for storing liquid chemical raw materials | |
| CN215951864U (en) | Liquid level alarm device of spraying system for vaccine storage | |
| CN218130974U (en) | Carbon dioxide gas recycling device | |
| CN218859251U (en) | Nitrogen storage tea tank | |
| CN207350798U (en) | Hotline heater | |
| CN110425344A (en) | A kind of insulation construction of cold box of air separation unit plate junction antifrost | |
| CN219432543U (en) | Thermal circulation breather valve | |
| CN214166052U (en) | Sectional type heat preservation device suitable for temperature sensor in jar body | |
| CN216114902U (en) | Constant-temperature fresh-keeping warehouse for food storage | |
| CN219868564U (en) | Balcony wall-mounted solar convenient liquid adding device | |
| CN219635996U (en) | Transport tank with automatic constant temperature function | |
| CN216868166U (en) | Low-temperature liquid storage tank |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220331 Address after: 457400 Road East, 200m north of the intersection of pushui road and Shengli Road, Puyang City, Henan Province Patentee after: PUYANG HONGYE ENVIRONMENT PROTECTION NEW MATERIALS CO.,LTD. Address before: 457400 Biomass Energy Industrial Park, Nanle County, Puyang City, Henan Province Patentee before: HONGYE BIOLOGICAL TECHNOLOGY CO.,LTD. |