CN112169747A - Esterification tower for producing ethyl acetate by esterification method - Google Patents
Esterification tower for producing ethyl acetate by esterification method Download PDFInfo
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- CN112169747A CN112169747A CN202011220888.1A CN202011220888A CN112169747A CN 112169747 A CN112169747 A CN 112169747A CN 202011220888 A CN202011220888 A CN 202011220888A CN 112169747 A CN112169747 A CN 112169747A
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- tower
- ring
- esterification
- frame
- connecting sleeve
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/32—Packing elements in the form of grids or built-up elements for forming a unit or module inside the apparatus for mass or heat transfer
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/08—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides with the hydroxy or O-metal group of organic compounds
Abstract
The invention relates to the technical field of esterification towers, in particular to an esterification tower for producing ethyl acetate by an esterification method, which comprises a tower top and a tower bottom, wherein a spliced tower body is arranged between the tower top and the tower bottom, the bottom surface of the tower top and the bottom surface of the spliced tower body are both provided with connecting buckle frames, the top surface of the tower bottom and the top surface of the spliced tower body are both provided with connecting sleeve frames, the connecting buckle frames are inserted in the connecting sleeve frames, the surfaces of the connecting sleeve frames are provided with sealing rubber gaskets, the surfaces of the connecting sleeve frames are provided with butt-joint rings, and the top surfaces of the butt-joint rings are provided with push rings; the beneficial effects are that: the esterification tower for producing ethyl acetate by the esterification method is formed by assembling the multi-section detachable tower body, so that the height of the tower body can be conveniently reduced by increasing the tower body according to actual needs, the heating pipe is installed on the inner wall of the assembled tower body by matching the protective cover with the limiting seat, the protective frame loaded with the heating pipe is hoisted to a proper height, and the dangerous operation of installing the heating pipe in a high and large tower body is avoided.
Description
Technical Field
The invention relates to the technical field of esterification towers, in particular to an esterification tower for producing ethyl acetate by an esterification method.
Background
Ethyl acetate, also known as ethyl acetate, has the chemical formula C4H8O 2. The chemical formula weight of 88.11 is low toxicity, sweet taste, pungent odor when the concentration is higher, and volatility, and is a fine chemical product with wide application. Has excellent solubility and quick drying property and wide application, and is an important organic chemical raw material and industrial solvent. Ethyl acetate is sensitive to air and absorbs moisture to slowly hydrolyze to be acidic. Ethyl acetate is slightly soluble in water; can be mixed with chloroform, ethanol, acetone and diethyl ether; can dissolve some metal salts (such as lithium chloride, cobalt chloride, zinc chloride, ferric chloride, etc.) for reaction.
In the prior art, a traditional esterification tower is integrated, so that the height of the esterification tower needs to be customized according to actual needs, once a product is produced, the height of the esterification tower cannot be changed, and a heating pipe needs to be installed inside a tower body of the esterification tower, and the operation of installing the heating pipe is inconvenient due to the height of the esterification tower;
disclosure of Invention
The invention aims to provide an esterification tower for producing ethyl acetate by an esterification method, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: an esterification tower for producing ethyl acetate by an esterification method comprises a tower top and a tower bottom, wherein an assembled tower body is arranged between the tower top and the tower bottom, a connecting buckle frame is arranged on the bottom surface of the tower top and the bottom surface of the assembled tower body, a connecting sleeve frame is arranged on the top surface of the tower bottom and the top surface of the assembled tower body, the connecting buckle frame is inserted in the connecting sleeve frame, a sealing rubber gasket is arranged on the surface of the connecting sleeve frame, a butt joint ring is arranged on the surface of the connecting sleeve frame, a push ring is arranged on the top surface of the butt joint ring, a through hole is formed in the surface of the connecting buckle frame, a receiving ring is arranged on the inner wall of the through hole, a sliding rod is inserted in the through hole, a circular arc head is arranged at one end of the sliding rod, a sleeve ring is sleeved on the surface of the sliding rod, a tension spring is arranged between the sleeve ring and the receiving ring, the tension spring is, the guiding head is inserted into the positioning hole, the positioning hole is formed in the surface of the connecting sleeve frame, the surface of the connecting sleeve frame is provided with a diagonal draw bar, the other end of the diagonal draw bar is fixed to the surface of the connecting ring, the connecting ring is sleeved on the outer side of the pushing screw, the end portion of the pushing screw is provided with a screwing handle, the inner wall of the assembled tower body is provided with a protection frame, the surface of the protection frame is provided with a limiting seat, and an annular heating pipe is arranged between the limiting seat and the inner wall of the assembled tower body.
Preferably, the connecting buckle frame and the connecting sleeve frame are both of an annular structure with a T-shaped section, the sealing rubber pads are of an annular structure with an L-shaped section, and the two sealing rubber pads are respectively distributed on the two side walls of the connecting sleeve frame in parallel.
Preferably, the butt joint ring is the loop configuration, and during the butt joint ring inserted the cell body of link frame, the throw-out collar was the section and is isosceles trapezoid's loop configuration, and the opening is provided with two sets ofly, and two sets of openings are provided with a plurality ofly about butt joint ring symmetric distribution, every group opening, and a plurality of openings are arranged along the lateral wall of link frame and are distributed.
Preferably, the closing-in rings are of annular plate-shaped structures, the two closing-in rings are arranged and respectively distributed at two ends of the through openings, the lantern rings are of annular plate-shaped structures, the bottom surface of the guiding head is of an arc-shaped curved surface, the positioning holes are of a table-shaped structure, and the positioning holes correspond to the through openings one by one.
Preferably, the inclined pull rods are arranged in a plurality of cross shapes, the connecting ring is of a circular plate-shaped structure, internal threads are arranged on the inner ring surface of the connecting ring, and the screwing handle is of a cross-shaped plate-shaped structure.
Preferably, the protection frame is that the section is the annular structure of semicircle annular, and the protection frame is provided with a plurality ofly, and a plurality of protection frames are along the body of the tower of piecing together row distribution from top to bottom, and spacing seat is provided with a plurality ofly, and a plurality of spacing seats are arranged along the equidimension such as protection frame equidistance and are distributed.
Compared with the prior art, the invention has the beneficial effects that: the invention has reasonable structure and strong functionality, and has the following advantages:
1. the esterification tower for producing ethyl acetate by the esterification method is formed by assembling a multi-section detachable tower body, so that the height of the tower body can be conveniently reduced by increasing the tower body according to actual needs, the heating pipe is installed on the inner wall of the assembled tower body by matching a protective cover with a limiting seat, and a protective frame loaded with the heating pipe is hoisted to a proper height, so that dangerous operation of installing the heating pipe in a high and large tower body is avoided;
2. the esterification tower for producing ethyl acetate by the esterification method is connected between adjacent assembled tower bodies through the connecting buckle frame and the connecting sleeve frame, the sliding rod is additionally arranged in the side plate of the connecting buckle frame, when the butt joint ring of the connecting sleeve frame is inserted into the connecting buckle frame, the sliding rod is pushed by the push ring to slide, and the end part of the sliding rod is inserted into the positioning hole, so that tool-free installation of the connecting buckle frame and the connecting sleeve frame is realized;
3. according to the esterification tower for producing ethyl acetate by the esterification method, the inclined pull rod fixing connecting ring is additionally arranged on the surface of the connecting sleeve frame, the connecting ring is connected with the pushing screw rod in a matched manner, the pushing screw rod is screwed to eject the sliding rod which cannot be pulled out due to rebound of the extension spring, and the connecting buckle frame and the connecting sleeve frame are convenient to disassemble.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the connection structure of the connecting buckle frame and the connecting sleeve frame according to the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 1;
fig. 4 is an enlarged schematic view of the structure at B in fig. 2.
In the figure: the tower comprises a tower top 1, a tower bottom 2, a splicing tower body 3, a connecting buckle frame 4, a connecting sleeve frame 5, a sealing rubber gasket 6, a butt-joint ring 7, a push ring 8, a through hole 9, a closing ring 10, a sliding rod 11, an arc head 12, a lantern ring 13, a tension spring 14, a leading-in head 15, a positioning hole 16, a diagonal draw bar 17, a connecting ring 18, a pushing screw rod 19, a screwing handle 20, a protection frame 21, a limiting seat 22 and an annular heating pipe 23.
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 to 4, the present invention provides a technical solution: an esterification tower for producing ethyl acetate by an esterification method comprises a tower top 1 and a tower bottom 2, a splicing tower body 3 is arranged between the tower top 1 and the tower bottom 2, a connecting buckle frame 4 is arranged on the bottom surface of the tower top 1 and the bottom surface of the splicing tower body 3, a connecting sleeve frame 5 is arranged on the top surface of the tower bottom 2 and the top surface of the splicing tower body 3, the connecting buckle frame 4 is inserted in the connecting sleeve frame 5, two sealing rubber pads 6 are arranged on the surface of the connecting sleeve frame 5, the connecting buckle frame 4 and the connecting sleeve frame 5 are both in a T-shaped annular structure, the sealing rubber pads 6 are in an L-shaped annular structure, the two sealing rubber pads 6 are respectively distributed on two side walls of the connecting sleeve frame 5 which are distributed in parallel, a butt joint ring 7 is arranged on the surface of the connecting sleeve frame 5, a push ring 8 is arranged on the top surface of the butt joint ring 7, the butt joint ring 7 is in an annular structure, the butt joint ring 7 is inserted into a groove body of the connecting buckle frame 4, the push ring 8 is in an annular structure with an isosceles trapezoid cross section, the tower top 1, the tower bottom 2 and the assembled tower body 3 are hoisted and installed layer by layer, when the upper layer framework is lapped on the upper part of the lower layer structure, the connecting buckle frame 4 is inserted into the connecting sleeve frame 5, the butt joint ring 7 on the surface of the connecting sleeve frame 5 is inserted into the connecting buckle frame 4 at the moment, and the push ring 8 on the top of the butt joint ring 7 respectively pushes two groups of arc heads 12 towards two sides;
the surface of the connecting buckle frame 4 is provided with two groups of through holes 9, the two groups of through holes 9 are symmetrically distributed about the butt ring 7, each group of through holes 9 is provided with a plurality of through holes 9, the plurality of through holes 9 are distributed along the side wall of the connecting buckle frame 4 in an arrayed manner, the inner wall of each through hole 9 is provided with a closing ring 10, a sliding rod 11 is inserted into the through hole 9, one end of the sliding rod 11 is provided with an arc head 12, the surface of the sliding rod 11 is sleeved with a lantern ring 13, a tension spring 14 is arranged between the lantern ring 13 and the closing ring 10, the tension spring 14 is sleeved on the outer side of the sliding rod 11, the other end of the sliding rod 11 is provided with a leading-in head 15, the leading-in head 15 is inserted into a positioning hole 16, the closing ring 10 is of an annular plate-shaped structure, the closing rings 10 are provided with two closing rings 10, the two, the positioning holes 16 are of a table-shaped structure, the positioning holes 16 correspond to the through holes 9 one by one, the positioning holes 16 are formed in the surface of the connecting sleeve frame 5, the sliding rods 11 at the ends of the arc heads 12 slide along the through holes 9, the tension springs 14 are stretched and deformed at the moment, the ends of the sliding rods 11 and the guide heads 15 are inserted into the positioning holes 16, the connecting buckle frame 4 cannot be separated from the connecting sleeve frame 5 at the moment, and the sealing rubber gaskets 6 are clamped between the connecting buckle frame 4 and the connecting sleeve frame 5 to play a sealing role, so that the esterification tower is mounted without tools;
the surface of the connecting sleeve frame 5 is provided with a diagonal draw bar 17, the other end of the diagonal draw bar 17 is fixed on the surface of the connecting ring 18, the connecting ring 18 is sleeved outside the pushing screw 19, the end part of the pushing screw 19 is provided with a screwing handle 20, the diagonal draw bar 17 is provided with a plurality of diagonal draw bars 17 which are distributed in a cross-shaped arrangement, the connecting ring 18 is in a circular plate-shaped structure, the inner ring surface of the connecting ring 18 is provided with internal threads, the screwing handle 20 is in a cross-shaped plate-shaped structure, the inner wall of the assembled tower body 3 is provided with a protection frame 21, the surface of the protection frame 21 is provided with a limit seat 22, an annular heating pipe 23 is arranged between the limit seat 22 and the inner wall of the assembled tower body 3, the protection frame 21 is in a circular ring-shaped structure with a semi-circular section, the protection frame 21 is provided with a plurality of protection frames 21 which are distributed in an upper-lower arrangement along the assembled tower body 3, the guiding head 15 is ejected out of the positioning hole 16 by screwing the pushing screw rod 19, so that the structure at the upper part of the connecting buckle frame 4 can be lifted and disassembled from the connecting sleeve frame 5 at the lower part of the connecting buckle frame 4, and the operation is simple and convenient.
The working principle is as follows: when the device is in actual use, the tower top 1, the tower bottom 2 and the spliced tower bodies 3 are hoisted and installed layer by layer, when an upper framework is lapped on the upper part of a lower structure, the connecting buckle frame 4 is inserted into the connecting sleeve frame 5, the butt joint ring 7 on the surface of the connecting sleeve frame 5 is inserted into the connecting buckle frame 4 at the moment, the push ring 8 at the top of the butt joint ring 7 respectively pushes two groups of arc heads 12 towards two sides, the sliding rod 11 at the end part of the arc head 12 slides along the through opening 9, the stretching spring 14 is stretched and deformed, the end part of the sliding rod 11 and the leading-in head 15 are inserted into the positioning hole 16, the connecting buckle frame 4 and the connecting sleeve frame 5 cannot be separated at the moment, the sealing rubber gasket 6 is clamped between the connecting buckle frame 4 and the connecting sleeve frame 5 to play a sealing role, so that the tool installation of the esterification tower is realized, the spliced tower bodies 3 with proper number are not additionally arranged according to actual needs, so that the height of, and in addition, a protection frame 21 is arranged in the splicing tower body 3 in advance and matched with a limiting seat 22 to fix the annular heating pipe 23, so that potential safety hazards caused by the fact that the annular heating pipe 23 is arranged in the esterification tower with a large height are avoided, the guiding head 15 is ejected out of the positioning hole 16 by screwing the pushing screw rod 19, the structure at the upper part of the connecting buckle frame 4 can be lifted and disassembled from the connecting sleeve frame 5 at the lower part of the connecting buckle frame 4, and the operation is simple and convenient.
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 (6)
1. An esterification tower for producing ethyl acetate by an esterification method comprises a tower top (1) and a tower bottom (2), and is characterized in that: a splicing tower body (3) is arranged between the tower top (1) and the tower bottom (2), the bottom surface of the tower top (1) and the bottom surface of the splicing tower body (3) are both provided with a connecting buckle frame (4), the top surface of the tower bottom (2) and the top surface of the splicing tower body (3) are both provided with a connecting sleeve frame (5), the connecting buckle frame (4) is inserted in the connecting sleeve frame (5), the surface of the connecting sleeve frame (5) is provided with a sealing rubber gasket (6), the surface of the connecting sleeve frame (5) is provided with a butt-joint ring (7), the top surface of the butt-joint ring (7) is provided with a push ring (8), the surface of the connecting buckle frame (4) is provided with a through opening (9), the inner wall of the through opening (9) is provided with a receiving ring (10), the inside of the through opening (9) is inserted with a sliding rod (11), one end of the sliding rod (11) is provided with a circular arc joint (12), and the surface of the, an extension spring (14) is arranged between the lantern ring (13) and the closing-in ring (10), the extension spring (14) is sleeved on the outer side of the sliding rod (11), the other end of the sliding rod (11) is provided with a leading-in head (15), the leading-in head (15) is inserted into a positioning hole (16), the positioning hole (16) is arranged on the surface of the connecting sleeve frame (5), a diagonal draw bar (17) is arranged on the surface of the connecting sleeve frame (5), the other end of the diagonal draw bar (17) is fixed on the surface of the connecting ring (18), the connecting ring (18) is sleeved outside the pushing screw (19), the end part of the pushing screw (19) is provided with a screwing handle (20), the inner wall of the spliced tower body (3) is provided with a protective frame (21), the surface of the protection frame (21) is provided with a limiting seat (22), and an annular heating pipe (23) is arranged between the limiting seat (22) and the inner wall of the assembled tower body (3).
2. The esterification tower for producing ethyl acetate by an esterification method according to claim 1, which is characterized in that: the connecting buckle frame (4) and the connecting sleeve frame (5) are both of an annular structure with a T-shaped section, the sealing rubber pads (6) are of an annular structure with an L-shaped section, the two sealing rubber pads (6) are arranged, and the two sealing rubber pads (6) are respectively distributed on the side walls of the two parallel distributions of the connecting sleeve frame (5).
3. The esterification tower for producing ethyl acetate by an esterification method according to claim 1, which is characterized in that: butt joint ring (7) are the loop configuration, and during butt joint ring (7) inserted the cell body of link (4), push away ring (8) and be the ring configuration that the section is isosceles trapezoid, opening (9) are provided with two sets ofly, and two sets of openings (9) are about butt joint ring (7) symmetric distribution, and every group opening (9) are provided with a plurality ofly, and a plurality of openings (9) are arranged along the lateral wall of link (4) and are distributed.
4. The esterification tower for producing ethyl acetate by an esterification method according to claim 1, which is characterized in that: the sealing device is characterized in that the closing rings (10) are of annular plate-shaped structures, the two closing rings (10) are arranged, the two closing rings (10) are respectively distributed at two ends of the through openings (9), the lantern ring (13) is of an annular plate-shaped structure, the bottom surface of the leading-in head (15) is of a circular arc-shaped curved surface, the positioning holes (16) are of a table-shaped structure, and the positioning holes (16) correspond to the through openings (9) one to one.
5. The esterification tower for producing ethyl acetate by an esterification method according to claim 1, which is characterized in that: the cable-stayed pole (17) are provided with a plurality of cable-stayed poles (17), the cable-stayed poles (17) are distributed in a cross-shaped arrangement mode, the connecting ring (18) is of a circular plate-shaped structure, internal threads are arranged on the inner ring surface of the connecting ring (18), and the screwing handle (20) is of a cross-shaped plate-shaped structure.
6. The esterification tower for producing ethyl acetate by an esterification method according to claim 1, which is characterized in that: the protection frame (21) are that the section is the annular structure of semicircle annular, and protection frame (21) is provided with a plurality ofly, and a plurality of protection frame (21) are along piecing together tower body (3) and arranging the distribution from top to bottom, and spacing seat (22) are provided with a plurality ofly, and a plurality of spacing seats (22) are arranged along protection frame (21) equidistance equidimension and are distributed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011220888.1A CN112169747A (en) | 2020-11-05 | 2020-11-05 | Esterification tower for producing ethyl acetate by esterification method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011220888.1A CN112169747A (en) | 2020-11-05 | 2020-11-05 | Esterification tower for producing ethyl acetate by esterification method |
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| CN112169747A true CN112169747A (en) | 2021-01-05 |
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| CN202011220888.1A Pending CN112169747A (en) | 2020-11-05 | 2020-11-05 | Esterification tower for producing ethyl acetate by esterification method |
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