CN114163287A - Drying method for isododecane production - Google Patents
Drying method for isododecane production Download PDFInfo
- Publication number
- CN114163287A CN114163287A CN202111474141.3A CN202111474141A CN114163287A CN 114163287 A CN114163287 A CN 114163287A CN 202111474141 A CN202111474141 A CN 202111474141A CN 114163287 A CN114163287 A CN 114163287A
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- Prior art keywords
- drying
- drying tower
- wall
- isododecane
- tower body
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- 238000001035 drying Methods 0.000 title claims abstract description 118
- GTJOHISYCKPIMT-UHFFFAOYSA-N 2-methylundecane Chemical compound CCCCCCCCCC(C)C GTJOHISYCKPIMT-UHFFFAOYSA-N 0.000 title claims abstract description 36
- SGVYKUFIHHTIFL-UHFFFAOYSA-N Isobutylhexyl Natural products CCCCCCCC(C)C SGVYKUFIHHTIFL-UHFFFAOYSA-N 0.000 title claims abstract description 36
- VKPSKYDESGTTFR-UHFFFAOYSA-N isododecane Natural products CC(C)(C)CC(C)CC(C)(C)C VKPSKYDESGTTFR-UHFFFAOYSA-N 0.000 title claims abstract description 36
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 20
- 230000009194 climbing Effects 0.000 claims abstract description 18
- 230000001877 deodorizing effect Effects 0.000 claims abstract description 8
- 239000007788 liquid Substances 0.000 claims abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 8
- 238000002360 preparation method Methods 0.000 claims abstract description 4
- 238000000926 separation method Methods 0.000 claims abstract description 4
- 238000007789 sealing Methods 0.000 claims description 54
- 238000003825 pressing Methods 0.000 claims description 25
- 229920001971 elastomer Polymers 0.000 claims description 8
- 241000282326 Felis catus Species 0.000 claims description 5
- 239000011521 glass Substances 0.000 claims description 5
- 230000000694 effects Effects 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 abstract description 9
- 238000000034 method Methods 0.000 description 8
- SNRUBQQJIBEYMU-UHFFFAOYSA-N dodecane Chemical compound CCCCCCCCCCCC SNRUBQQJIBEYMU-UHFFFAOYSA-N 0.000 description 4
- 239000002537 cosmetic Substances 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 239000000443 aerosol Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 238000001599 direct drying Methods 0.000 description 1
- SNRUBQQJIBEYMU-NJFSPNSNSA-N dodecane Chemical class CCCCCCCCCCC[14CH3] SNRUBQQJIBEYMU-NJFSPNSNSA-N 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920002545 silicone oil Polymers 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C7/00—Purification; Separation; Use of additives
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C9/00—Aliphatic saturated hydrocarbons
- C07C9/14—Aliphatic saturated hydrocarbons with five to fifteen carbon atoms
- C07C9/16—Branched-chain hydrocarbons
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Analytical Chemistry (AREA)
- Water Supply & Treatment (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention provides a drying method for isododecane production, which is a drying tower convenient to climb and comprises a base and a drying tower body, wherein the preparation method comprises the following steps: 1) conveying the prepared crude isododecane into a gas-liquid separator for water separation, and removing water of a large component; 2) conveying the crude isododecane output from the gas-liquid separator into a drying tower convenient to climb for drying so as to finish drying work, and conveying the isododecane into a deodorizing tower for deodorizing after the drying work is finished; the drying tower convenient to climb in the step 2) comprises a base and a drying tower body; the drying tower body 2 convenient to climb can facilitate people to climb to the top of the drying tower body 2 for maintenance, so that the maintenance efficiency is greatly improved, the safety factor of workers during climbing is improved, and the drying tower body is convenient for people to use.
Description
Technical Field
The invention relates to the technical field of isododecane production devices, in particular to a drying method for isododecane production.
Background
Isododecane is highly branched saturated dodecane, does not have the oil hydrocarbon smell of low-carbon alkane, has higher volatilization speed, can be used as a substitute of volatile silicone oil, has very fresh skin feeling when being used for cosmetics, and can be widely used in the fields of various cosmetics, skin/hair care products, aerosol and the like;
and isomeric dodecane has a process to carry out the drying to the crude isomeric dodecane of production in production, current method adopts the drying tower to carry out the drying, and the drying tower has big or small differentiation again according to enterprise's output, what large-scale enterprise adopted is outdoor large-scale drying tower, and what some small-size enterprises adopted is indoor small-size drying tower, and this kind of indoor small-size drying tower generally can be at a fixed climbing ladder of its side, make things convenient for people to climb the tower body top and overhaul work, but current small-size drying tower is vertical fixation climbing ladder usually, thereby inconvenient people climb, comparatively consume physical power in the climbing, and the danger that drops takes place easily, inconvenient people use.
Therefore, there is a need to provide a drying method for isododecane production to solve the above technical problems.
Disclosure of Invention
In order to solve the technical problem, the invention provides the drying method for producing the isododecane, which can facilitate people to overhaul the drying tower so as to improve the overhaul efficiency.
The invention provides a drying method for isododecane production, which is matched with a drying tower convenient to climb for use, and the preparation method comprises the following steps:
1) conveying the prepared crude isododecane into a gas-liquid separator for water separation, and removing water of a large component;
2) conveying the crude isododecane output from the gas-liquid separator into a drying tower convenient to climb for drying so as to finish drying work, and conveying the isododecane into a deodorizing tower for deodorizing after the drying work is finished;
wherein, in step 2) the drying tower convenient to climbing include base and drying tower body, the top of base is fixed with drying tower body, the feed inlet has been seted up at drying tower body's top, the access hole has been seted up to drying tower body's outer wall, one side that drying tower body outer wall is close to the access hole is connected with sealing door through the hinge rotation, sealing door cup joints with the access hole, one side that drying tower body is close to sealing door is fixed with the tight subassembly of sealing, the tight subassembly of sealing is used for compressing tightly sealing door and reaches the effect of sealed wind access hole, one side of drying tower body outer wall is provided with the climbing subassembly, the climbing subassembly includes main cat ladder and the extension ladder of sliding connection in main cat ladder below of drying tower body outer wall one side upper end and installs the drive expansion subassembly at the base upper surface through the pivot rotation connection.
Preferably, a rubber sealing gasket is fixed on one side of the sealing door close to the access opening, and one side of the rubber sealing gasket, which is far away from the sealing door, is in pressing contact with the inner wall of the access opening.
Preferably, L-shaped sliding sleeves are symmetrically fixed on two sides of the upper end of the extension ladder, and the main ladder stand is respectively in sliding connection with the inner walls of the two L-shaped sliding sleeves.
Preferably, the middle part of the sealing door is provided with an observation port, and a glass observation window is inlaid in the inner wall of the observation port.
Preferably, the seal assembly includes first motor, first screw rod, compact heap and passive piece, one side that the drying tower body is close to sealing door is fixed with first motor, one side that the drying tower body is close to first motor is rotated through the bearing and is connected with first screw rod, the one end of first screw rod is fixed with the output of first motor, the outer wall of first screw rod has the compact heap through screw hole threaded connection, the outer wall sliding connection of compact heap and drying tower body, one side that the access hole was kept away from to the sealing door is close to the one end of compact heap and is fixed with passive piece, the surface extrusion contact of compact heap and passive piece.
Preferably, one side of the drying tower body close to the pressing block is symmetrically fixed with first sliding rails, and the pressing block is connected with the outer walls of the first sliding rails in a sliding mode through sliding grooves.
Preferably, the driving and unfolding component comprises a connecting block, a second screw rod, a second motor, a threaded sleeve, a push rod and a moving frame, a connecting block is fixed at one end of the middle part of the inner wall of the base, the middle part of the connecting block is rotatably connected with a second screw rod through a bearing, one end of the second screw rod, which is far away from the connecting block, is rotationally connected with the side wall of the base through a bearing, a second motor is fixed on one side of the inner wall of the base, one end of the second screw rod close to the second motor is fixed with the output end of the second motor, the outer wall of the second screw rod is connected with a threaded sleeve in a threaded manner, push-pull rods are symmetrically fixed on two sides of the outer wall of the threaded sleeve, moving frames are fixed at the bottoms of the two push-pull rods, and the movable frame is connected with the base in a sliding mode through the sliding hole, the bottom of the movable frame is connected with the inner wall of the base in a sliding mode, and the extension ladder is connected with the surface of the movable frame in a rotating mode through the shaft pin.
Preferably, the inner wall symmetry of base is fixed with the second slide rail, the bottom symmetry of removing the frame is fixed with the draw runner, the draw runner is connected with the outer wall sliding of second slide rail.
Preferably, the bottom of the moving frame, which is close to one end of the extension ladder, is symmetrically fixed with directional guide wheels.
Preferably, the two sides of the outer wall of the base are symmetrically fixed with mounting lug plates.
Compared with the related art, the drying method for producing isododecane provided by the invention has the following beneficial effects:
the invention provides a drying method for producing isododecane, which comprises the following steps:
1. the drying method provided by the invention can effectively complete the drying work in the process of producing the crude isododecane.
2. The drying tower convenient to climb provided by the invention can adjust the angles of the main ladder and the extension ladder according to the requirements of a user when in use until people conveniently climb to the top of the drying tower for maintenance, and compared with the traditional drying tower in which the ladder is directly and vertically fixed on the outer wall of the tower body, the drying tower convenient to climb to the top of the drying tower is greatly convenient for people, so that the maintenance efficiency is improved, the danger coefficient during climbing is reduced, meanwhile, the sealing door can be automatically compressed through the arranged sealing component, and the tightness of the sealing door is improved.
Drawings
FIG. 1 is a schematic view of the overall structure provided by the present invention;
FIG. 2 is a schematic view of the access opening location structure provided by the present invention;
FIG. 3 is a schematic view of a rubber sealing gasket according to the present invention;
FIG. 4 is a schematic structural view of a sealing assembly according to the present invention;
FIG. 5 is an enlarged view of the invention at A;
FIG. 6 is a second schematic structural view of a sealing assembly according to the present invention;
FIG. 7 is an enlarged view of the invention at B;
FIG. 8 is a schematic view of a driven deployment assembly according to the present invention;
FIG. 9 is an enlarged view at C provided by the present invention;
fig. 10 is a schematic view of the position structure of the directional idler provided by the present invention.
Reference numbers in the figures: 1. a base; 2. a drying tower body; 3. a feed inlet; 4. an access hole; 5. a sealing door; 6. a seal-tight assembly; 61. a first motor; 62. a first screw; 63. a compression block; 64. a passive block; 7. a climbing assembly; 71. a main ladder stand; 72. a lengthening ladder; 73. driving the deployment assembly; 731. connecting blocks; 732. a second screw; 733. a second motor; 734. a threaded sleeve; 735. a push rod; 736. moving the frame; 8. a rubber sealing gasket; 9. an L-shaped sliding sleeve; 10. a viewing port; 11. a glass viewing window; 12. a first slide rail; 13. a second slide rail; 14. a slide bar; 15. a directional guide wheel; 16. and installing the ear plate.
Detailed Description
The invention is further described with reference to the following figures and embodiments.
In the concrete implementation process, as shown in fig. 1 and fig. 2, a drying method for isododecane production, a drying tower convenient for climbing is used in cooperation, and the preparation method comprises the following steps:
1) conveying the prepared crude isododecane into a gas-liquid separator for water separation, and removing water of a large component;
2) conveying the crude isododecane output from the gas-liquid separator into a drying tower convenient to climb for drying so as to finish drying work, and conveying the isododecane into a deodorizing tower for deodorizing after the drying work is finished;
wherein the drying tower convenient for climbing in the step 2) comprises a base 1 and a drying tower body 2, a drying tower body 2 is fixed at the top of the base 1, a feeding hole 3 is arranged at the top of the drying tower body 2, an access hole 4 is arranged on the outer wall of the drying tower body 2, a sealing door 5 is rotatably connected with one side of the outer wall of the drying tower body 2 close to the access hole 4 through a hinge, the sealing door 5 is sleeved with the access hole 4, a sealing component 6 is fixed on one side of the drying tower body 2 close to the sealing door 5, the sealing component 6 is used for pressing the sealing door 5 to achieve the effect of sealing the air access opening 4, a climbing component 7 is arranged on one side of the outer wall of the drying tower body 2, the climbing assembly 7 comprises a main ladder 71 which is rotatably connected to the upper end of one side of the outer wall of the drying tower body 2 through a shaft pin, an extension ladder 72 which is slidably connected below the main ladder 71, and a driving and unfolding assembly 73 which is arranged on the upper surface of the base 1.
It should be noted that the drying method provided by the invention can effectively complete the drying work in the process of producing the crude isododecane.
Referring to fig. 3, a rubber sealing gasket 8 is fixed on one side of the sealing door 5 close to the access opening 4, and one side of the rubber sealing gasket 8 far away from the sealing door 5 is in extrusion contact with the inner wall of the access opening 4, so that the air tightness between the sealing door 5 and the access opening 4 can be effectively improved, and the effect of tightly closing the sealing door 5 is improved.
Referring to fig. 1, L-shaped sliding sleeves 9 are symmetrically fixed on both sides of the upper end of the extension ladder 72, and the main ladder 71 is slidably connected with the inner walls of the two L-shaped sliding sleeves 9, so that the extension ladder 72 can smoothly slide along the surface of the main ladder 71 and can bear a certain weight.
Referring to fig. 1, an observation port 10 is formed in the middle of the sealing door 5, and a glass observation window 11 is inlaid in the inner wall of the observation port 10, so that an operator can observe the inside of the drying tower body 2 through the glass observation window 11 conveniently.
Referring to fig. 4, 5, 6 and 7, the sealing assembly 6 includes a first motor 61, a first screw rod 62, a pressing block 63 and a passive block 64, a first motor 61 is fixed on one side of the drying tower body 2 close to the sealing door 5, the side of the drying tower body 2 close to the first motor 61 is rotatably connected with the first screw rod 62 through a bearing, one end of the first screw rod 62 is fixed with an output end of the first motor 61, the outer wall of the first screw rod 62 is connected with the pressing block 63 through a threaded hole and a thread, the pressing block 63 is connected with the outer wall of the drying tower body 2 in a sliding manner, the passive block 64 is fixed on one end of the side of the sealing door 5 far away from the access opening 4 close to the pressing block 63, and the pressing block 63 is in surface pressing contact with the passive block 64.
It should be noted that, can accomplish sealing door 5's sealed work automatically through the inseparable subassembly that sets up, seal very big improvement sealed speed and efficiency for the manual work to improve work efficiency to a certain extent, practiced thrift the manpower.
Referring to fig. 5, first slide rails 12 are symmetrically fixed on one side of the drying tower body 2 close to the pressing block 63, and the pressing block 63 is slidably connected with the outer wall of the first slide rail 12 through a sliding groove, so that the pressing block 63 can slide smoothly.
Referring to fig. 1, 8, 9 and 10, the deployment driving assembly 73 includes a connection block 731, a second screw 732, a second motor 733, a threaded sleeve 734, a pushing rod 735 and a moving frame 736, the connection block 731 is fixed to one end of the middle portion of the inner wall of the base 1, the second screw 732 is rotatably connected to the middle portion of the connection block 731 through a bearing, one end of the second screw 732 away from the connection block 731 is rotatably connected to the sidewall of the base 1 through a bearing, the second motor 733 is fixed to one side of the inner wall of the base 1, one end of the second screw 732 close to the second motor 733 is fixed to the output end of the second motor 733, the threaded sleeve 734 is threadedly connected to the outer wall of the second screw 732, push-pull rods are symmetrically fixed to both sides of the outer wall of the threaded sleeve 734, the moving frame 736 is fixed to the bottoms of the two push-pull rods, and the moving frame 736 is slidably connected to the base 1 through a sliding hole, the bottom of the movable frame 736 is slidably connected to the inner wall of the base 1, and the extension ladder 72 is rotatably connected to the surface of the movable frame 736 via a shaft pin.
It should be noted that, can adjust the angle of main cat ladder 71 and extension ladder 72 according to user's demand when using, overhaul to the top of drying tower until making things convenient for people to climb, for traditional direct drying tower with cat ladder vertical fixation at the tower body outer wall, very big convenience people have climbed to the top of drying tower to improve the efficiency of overhauing, reduced the danger coefficient when climbing.
Referring to fig. 9, the inner wall of the base 1 is symmetrically fixed with the second slide rails 13, the bottom of the moving frame 736 is symmetrically fixed with the slide bars 14, and the slide bars 14 are slidably connected with the outer wall of the second slide rails 13, so that the moving frame 736 can slide more stably.
Referring to fig. 10, the moving frame 736 has a pair of guide rollers 15 symmetrically fixed to the bottom of one end of the extending ladder 72, and the guide rollers 15 roll along the ground when the moving frame 736 is driven to slide, so that the load-bearing capacity of the moving frame 736 can be improved.
Referring to fig. 1, mounting lugs 16 are symmetrically fixed on both sides of the outer wall of the base 1, so that the base 1 can be conveniently mounted on a use position.
The working principle is as follows:
when the drying tower is used, materials are conveyed into the drying tower body 2 through the feeding hole 3 for drying, when the interior of the drying tower body 2 needs to be cleaned or overhauled, the first motor 61 is driven to rotate, so that the first screw rod 62 can be driven to rotate, the pressing block 63 can be driven to slide to one side far away from the driven block 64 along the first slide rail 12 until the pressing block 63 is separated from the driven block 64, the sealing door 5 is further opened, people can overhaul and clean the interior through the access hole 4, the overhaul work is carried out on the top of the drying tower body 2 when needing to climb to, the second motor 733 is driven to rotate, so that the second screw 732 can be driven to rotate, the threaded sleeve 734 can be driven to move to one side far away from the second motor 733, the push rod 735 can be driven to move, and finally the moving frame 736 can be driven to slide along the second slide rail 13, the directional guide wheel 15 rolls along the ground in the sliding process of the movable frame 736, the extension ladder 72 can be pulled to rotate in the extending process of the movable frame 736, the extension ladder 72 slides along the surface of the main ladder 71 until the main ladder 71 and the extension ladder 72 rotate to a certain inclined angle, the second motor 733 stops rotating until the angle required by a user, people can climb to the top of the drying tower body 2 through the extension ladder 72 and the main ladder 71 to perform maintenance work, the sealing door 5 is closed after the internal maintenance of the drying tower body 2 is completed, the first motor 61 is driven to rotate reversely, the pressing block 63 is driven to press the driven block 64 until the sealing door 5 is pressed in the maintenance opening 4, and the second motor 733 is driven to rotate reversely after people climb down from the top of the drying tower body 2, so that the movable frame 736 is reset, thereby resetting the main ladder 71 and the extension ladder 72;
the drying tower body 2 convenient to climb can facilitate people to climb to the top of the drying tower body 2 for maintenance, so that the maintenance efficiency is greatly improved, the safety factor of workers during climbing is improved, and the drying tower body is convenient for people to use.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. A drying method for isododecane production is matched with a drying tower convenient to climb, and is characterized in that the preparation method comprises the following steps:
1) conveying the prepared crude isododecane into a gas-liquid separator for water separation, and removing water of a large component;
2) conveying the crude isododecane output from the gas-liquid separator into a drying tower convenient to climb for drying so as to finish drying work, and conveying the isododecane into a deodorizing tower for deodorizing after the drying work is finished;
wherein, in step 2 the drying tower convenient to climbing include base (1) and drying tower body (2), the top of base (1) is fixed with drying tower body (2), feed inlet (3) have been seted up at the top of drying tower body (2), access hole (4) have been seted up to the outer wall of drying tower body (2), one side that drying tower body (2) outer wall is close to access hole (4) is rotated through the hinge and is connected with sealing door (5), sealing door (5) cup joint with access hole (4), one side that drying tower body (2) are close to sealing door (5) is fixed with and seals tight subassembly (6), it is used for compressing tightly sealing door (5) and reaches the effect of sealed wind access hole (4) to seal tight subassembly (6), one side of drying tower body (2) outer wall is provided with climbing subassembly (7), main cat ladder (71) and the slip climbing subassembly (7) of connection in drying tower body (2) outer wall one side upper end are including rotating through the pivot An extension ladder (72) connected below the main ladder (71) and a driving and unfolding assembly (73) arranged on the upper surface of the base (1).
2. The drying method for isododecane production according to claim 1, wherein a rubber sealing gasket (8) is fixed on one side of the sealing door (5) close to the access opening (4), and one side of the rubber sealing gasket (8) far from the sealing door (5) is in pressing contact with the inner wall of the access opening (4).
3. The drying method for isododecane production according to claim 1, wherein L-shaped sliding sleeves (9) are symmetrically fixed on both sides of the upper end of the extension ladder (72), and the main ladder (71) is respectively connected with the inner walls of the two L-shaped sliding sleeves (9) in a sliding manner.
4. The drying method for isododecane production according to claim 1, wherein a viewing port (10) is opened in the middle of the sealing door (5), and a glass viewing window (11) is embedded in the inner wall of the viewing port (10).
5. The drying method for isododecane production according to claim 1, wherein the sealing assembly (6) comprises a first motor (61), a first screw (62), a pressing block (63) and a passive block (64), the first motor (61) is fixed on one side of the drying tower body (2) close to the sealing door (5), the first screw (62) is rotatably connected on one side of the drying tower body (2) close to the first motor (61) through a bearing, one end of the first screw (62) is fixed with the output end of the first motor (61), the pressing block (63) is connected on the outer wall of the first screw (62) through a threaded hole and a thread, the pressing block (63) is slidably connected with the outer wall of the drying tower body (2), and the passive block (64) is fixed on one end of the sealing door (5) far away from the service door (4) close to the pressing block (63), the pressing block (63) is in pressing contact with the surface of the passive block (64).
6. The drying method for isododecane production according to claim 5, wherein the drying tower body (2) is symmetrically fixed with first sliding rails (12) at one side close to the pressing block (63), and the pressing block (63) is slidably connected with the outer walls of the first sliding rails (12) through sliding grooves.
7. The drying method for isododecane production according to claim 1, wherein the driving and unfolding assembly (73) comprises a connecting block (731), a second screw (732), a second motor (733), a threaded sleeve (734), a push rod (735) and a moving frame (736), the connecting block (731) is fixed at one end of the middle portion of the inner wall of the base (1), the second screw (732) is rotatably connected to the middle portion of the connecting block (731) through a bearing, one end of the second screw (732) far away from the connecting block (731) is rotatably connected to the side wall of the base (1) through a bearing, the second motor (733) is fixed at one side of the inner wall of the base (1), one end of the second screw (732) close to the second motor (733) is fixed to the output end of the second motor (733), and the threaded sleeve (734) is threadedly connected to the outer wall of the second screw (732), push-pull rods are symmetrically fixed on two sides of the outer wall of the threaded sleeve (734), moving frames (736) are fixed at the bottoms of the two push-pull rods, the moving frames (736) are connected with the base (1) in a sliding mode through sliding holes, the bottom of the moving frames (736) is connected with the inner wall of the base (1) in a sliding mode, and the extension ladder (72) is connected with the surface of the moving frames (736) in a rotating mode through shaft pins.
8. The drying method for isododecane production according to claim 7, wherein the inner wall of the base (1) is symmetrically fixed with a second sliding rail (13), the bottom of the movable frame (736) is symmetrically fixed with a sliding bar (14), and the sliding bar (14) is connected with the outer wall of the second sliding rail (13) in a sliding manner.
9. The drying method for isododecane production according to claim 7, wherein the bottom of the moving frame (736) near one end of the extension ladder (72) is symmetrically fixed with directional guide wheels (15).
10. Drying process for the production of isododecane according to claim 1, characterized in that mounting lugs (16) are symmetrically fixed to both sides of the outer wall of said base (1).
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| CN202111474141.3A CN114163287A (en) | 2021-12-03 | 2021-12-03 | Drying method for isododecane production |
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| CN214943949U (en) * | 2021-02-07 | 2021-11-30 | 山东省路桥集团有限公司 | Concrete mixing plant powder storehouse cat ladder |
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