Purification rectifying tower

Abstract

The utility model discloses a purification rectifying tower, which relates to the technical field of rectifying towers and comprises a rectifying tower, a retainer ring fixed inside the rectifying tower and a tower plate mounted inside the rectifying tower, the tower plate is arranged in a circular shape, the retainer ring is arranged in a circular ring shape, the diameter of the tower plate is larger than the internal diameter of the retainer ring, and a detachable part is arranged at the bottom of the tower plate and inside the retainer ring. The dismounting part comprises clamping plates mounted at the bottom of the tower plate, the clamping plates are arranged in an annular array and in a cross shape, semicircular grooves are formed in the four faces of each clamping plate, clamping grooves are formed in the check rings, semicircular blocks are fixedly connected to the inner sides of the clamping grooves, and the semicircular blocks are located on the four faces of the clamping grooves correspondingly; the clamping plate is located in the clamping groove and movably connected with the clamping groove, and the semicircular groove is located in the surface of the semicircular block and movably connected with the semicircular block. According to the purification rectifying tower provided by the utility model, the tower plate can be conveniently cleaned and maintained through the arrangement of the detachable part, and meanwhile, dead angles caused by fixation of the tower plate and the detachable part can be avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to rectifying tower technical field especially relates to a kind of purification rectifying tower. BACKGROUND

[0002] In ester compound preparation, often need to be purified to obtain high-purity product, there are many kinds of purification methods, the most commonly used is rectification, rectification can utilize the difference between components in solution, realize the effect of separation and purification, for the purification of ester compound, can use purification rectifying tower.

[0003] At present, since part of ester compound is used in the tray of purification rectifying tower and the rectifying tower is fixedly connected, when cleaning and maintaining the tray structure, the operation is more cumbersome, and there is a cleaning dead angle, therefore, a purification rectifying tower is needed to solve the above problems. UTILITY MODEL CONTENT

[0004] In view of the above problems that the existing tray and rectifying tower are fixed, it is inconvenient to clean and maintain the tray structure, the utility model is proposed.

[0005] Therefore, the utility model aims at providing a kind of purification rectifying tower, which aims at: the tray and rectifying tower are fixed, and it is inconvenient to clean and maintain the tray structure.

[0006] To solve the above technical problems, the utility model provides the following technical scheme: a kind of purification rectifying tower, it includes rectifying tower, fixed in the baffle ring of rectifying tower interior, the tray installed in rectifying tower interior, the tray is circularly arranged, the baffle ring is circularly arranged, the diameter of the tray is greater than the internal diameter of baffle ring, the bottom of the tray and located in the interior of baffle ring is equipped with dismounting piece, the dismounting piece includes the clamping plate installed in the bottom of tray, the clamping plate is circularly arranged, the clamping plate is cross-shaped, four sides of the clamping plate are all equipped with semicircular groove, the interior of baffle ring is equipped with clamping groove, the inner side of clamping groove is fixedly connected with semicircular block, the semicircular block is equipped with four groups, and respectively located in four sides of clamping groove, the clamping plate is located in the interior of clamping groove, and is movably connected with it, the semicircular groove is located on the surface of semicircular block, and is movably connected with it.

[0007] As a preferred scheme of the utility model, wherein: the top of the clamping plate is fixedly connected with connecting plate, the connecting plate is installed with screw at four corners, one end of the screw penetrates connecting plate, and extends to the bottom of tray, and is screw-connected with it.

[0008] As a preferred scheme of the purifying rectifying tower, the top of the baffle ring is provided with a groove, the groove is located at the top of the clamping groove and has a larger diameter than the clamping groove, the groove is communicated with the clamping groove, the connecting plate is located in the interior of the clamping groove and is movably connected with the clamping groove, and the bottom of the tray and the interior of the baffle ring are provided with a leakage prevention piece.

[0009] As a preferred scheme of the purifying rectifying tower, the top of the baffle ring is provided with a groove, the top of the baffle ring is provided with a groove, the groove is located at the top of the clamping groove and has a larger diameter than the clamping groove, the groove is communicated with the clamping groove, the connecting plate is located in the interior of the clamping groove and is movably connected with the clamping groove, and the bottom of the tray and the interior of the baffle ring are provided with a leakage prevention piece.

[0010] As a preferred scheme of the purifying rectifying tower, the top of the baffle ring is provided with a groove, the top of the baffle ring is provided with a groove, the groove is located at the top of the clamping groove and has a larger diameter than the clamping groove, the groove is communicated with the clamping groove, the connecting plate is located in the interior of the clamping groove and is movably connected with the clamping groove, and the bottom of the tray and the interior of the baffle ring are provided with a leakage prevention piece.

[0011] As a preferred scheme of the purifying rectifying tower, the top of the baffle ring is provided with a groove, the top of the baffle ring is provided with a groove, the groove is located at the top of the clamping groove and has a larger diameter than the clamping groove, the groove is communicated with the clamping groove, the connecting plate is located in the interior of the clamping groove and is movably connected with the clamping groove, and the bottom of the tray and the interior of the baffle ring are provided with a leakage prevention piece.

[0012] The purifying rectifying tower has the following beneficial effects:

[0013] The detachable part can facilitate cleaning and maintenance of the tray, avoid dead angles caused by the fixation of the tray and the connecting plate, prevent the tray from being turned over due to shaking and affect the distillation effect, and prevent liquid accumulation from remaining on the surface of the baffle ring to maximize the distillation efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0014] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the following will briefly introduce the drawings needed in the embodiment description. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor. Among them:

[0015] Figure 1 It is a schematic diagram of the overall structure of the purifying rectifying tower.

[0016] Figure 2The utility model discloses a rectifying tower structure section view of purification rectifying tower.

[0017] Figure 3 The utility model discloses a tray and baffle ring position relation schematic drawing of purification rectifying tower.

[0018] Figure 4 The utility model discloses a tray and baffle ring structure exploded view of purification rectifying tower.

[0019] Figure 5 The utility model discloses a clamping groove, semicircle block, recess, sealing groove position relation schematic drawing of purification rectifying tower.

[0020] Figure 6 The utility model discloses a tray structure schematic drawing of purification rectifying tower.

[0021] Figure 7 The utility model discloses a clamping plate structure schematic drawing of purification rectifying tower.

[0022] Mark explanation:

[0023] Rectifying tower, 101, tray, 102, baffle ring, 2, dismounting spare, 23, clamping plate, 24, connecting plate, 25, semicircle groove, 26, screw, 27, clamping groove, 28, semicircle block, 29, recess, 3, leakage prevention spare, 31, sealing ring, 32, sealing groove,

[0024] 5, first feed inlet, 6, second feed inlet, 7, first connecting pipe, 8, second connecting pipe, 9, blowdown pipe, 10, reboiler, 11, third connecting pipe, 12, steam pipe, 13, main condenser, 14, reflux tank. Specific implementation

[0025] In order to make the above-mentioned purpose, features and advantages of the utility model more obvious and easy to understand, the specific implementation of the utility model is explained in detail below with the drawings in the specification.

[0026] Reference Figures 1-7 The utility model provides a kind of purification rectifying tower, and this purification rectifying tower includes rectifying tower 1, baffle ring 102 fixed in rectifying tower 1 inside, tray 101 installed in rectifying tower 1 inside, tray 101 is circularly arranged, baffle ring 102 is circularly arranged, the diameter of tray 101 is greater than the inside diameter of baffle ring 102, can be conveniently positioned to tray 101, the bottom of tray 101 and located in the inside of baffle ring 102 is equipped with dismounting spare 2, as shown in Figure 4 、 Figure 6 The surface of tray 101 is provided with equidistantly arranged holes, so as to facilitate fractional distillation, and the top of tray 101 is fixed with handle convenient for driving tray 101;

[0027] The dismounting piece 2 comprises a clamping plate 23 fixed on the bottom of the tray plate 101, the clamping plates 23 are arranged in an annular array, the clamping plate 23 is arranged in a cross shape, and a semicircular groove 25 is arranged on each side of the clamping plate 23;

[0028] The inner part of the blocking ring 102 is provided with a clamping groove 27, and a semicircular block 28 is fixedly connected to the inner side of the clamping groove 27, the semicircular block 28 is provided with four groups, and is located on the four sides of the clamping groove 27;

[0029] The clamping plate 23 is located in the inner part of the clamping groove 27 and is movably connected thereto, the semicircular groove 25 is located on the surface of the semicircular block 28 and is movably connected thereto, the connection between the tray plate 101 and the blocking ring 102 can be facilitated, the tray plate 101 can be positioned again, the connection between the two is more compact, and the influence of shaking on the tray plate 101 can be prevented.

[0030] The top of the clamping plate 23 is fixedly connected with a connecting plate 24, and screws 26 are arranged at the four corners of the connecting plate 24, one end of the screw 26 penetrates through the connecting plate 24 and extends to the bottom of the tray plate 101 and is in threaded connection with the tray plate 101, so that the firmness of the connection between the two can be ensured.

[0031] The top of the blocking ring 102 is provided with a groove 29, the groove 29 is located at the top of the clamping groove 27 and has a diameter larger than that of the clamping groove 27, and the groove 29 is communicated with the clamping groove 27;

[0032] The connecting plate 24 is located in the inner part of the clamping groove 27 and is movably connected thereto, the bottom of the tray plate 101 and the inner part of the blocking ring 102 are provided with a leakage prevention piece 3, the groove 29 can facilitate the storage of the connecting plate 24, and the problem that the connection between the tray plate 101 and the blocking ring 102 is not tight enough due to the thickness of the connecting plate 24 can be avoided.

[0033] The leakage prevention piece 3 comprises a plurality of sealing rings 31 fixed on the bottom of the tray plate 101, the sealing rings 31 are arranged in order according to the diameters, as shown in Figure 3 The sealing ring 31 is provided with a plurality of groups;

[0034] The inner part of the blocking ring 102 is provided with a sealing groove 32, and the sealing ring 31 is located in the inner part of the sealing groove 32 and is movably connected thereto, as shown in Figure 4 、 Figure 5 The sealing groove 32 is composed of three groups of arc-shaped grooves, and the two ends of the sealing groove 32 are blocked on the two sides of the clamping groove 27, and the sealing ring 31 has the same structure, so that the connection between the clamping plate 23 and the clamping groove 27 can be avoided, and the leakage of ester compounds can be prevented.

[0035] The surface of the rectifying column 1 is provided with a first feed inlet 5 and a second feed inlet 6, and the first feed inlet 5 is located at the top of the second feed inlet 6;

[0036] The bottom of the rectifying tower 1 is provided with a first connecting pipe 7, the other end of the first connecting pipe 7 is connected with a second connecting pipe 8, the surface of the second connecting pipe 8 is fixedly connected with a blowdown pipe 9, as shown in the drawings, the first connecting pipe 7 is provided with a pump body at the connecting position with the second connecting pipe 8; Figure 1

[0037] The top of the second connecting pipe 8 is provided with a reboiler 10, the top of the reboiler 10 is provided with a third connecting pipe 11, the other end of the third connecting pipe 11 is connected with the rectifying tower 1, and the two are communicated, as shown in the drawings, the side of the reboiler 10 is provided with a steam inlet and a steam condensate outlet, and the steam inlet is located at the top of the steam condensate outlet, the reboiler 10 transmits heat to the inside of the rectifying tower 1 through the third connecting pipe 11, and the heat slowly rises to the top of the rectifying tower 1. Figure 1

[0038] The top of the rectifying tower 1 is provided with a steam pipe 12, the other end of the steam pipe 12 is connected with a main condenser 13, the bottom of the main condenser 13 is connected with a reflux tank 14, the bottom and one side of the main condenser 13 are respectively provided with a hot water return pipe and a cold water supply pipe, heat is transmitted to the inside of the main condenser 13 through the steam pipe 12, and the final distillate is transmitted to the inside of the reflux tank 14 through the pipeline, the heat is heated by the reboiler 10 and enters the inside of the rectifying tower 1, and is transmitted to the inside of the steam pipe 12 at the top of the rectifying tower 1 through the transmission mode of the holes on the surface of the tray 101 and the fillings and a plurality of objects, in the process, the liquid mixture gradually separates into components through rectification, mass transfer and heat transfer occur between the steam and the liquid drops above the tray 101, accompanied by heat release and absorption, until the distillate is evaporated to a steam state, so as to enter the inside of the main condenser 13 through the steam pipe 12 to be cooled and condensed.

[0039] When it is necessary to clean or maintain the tray 101, the handle at the top of the tray 101 is directly pulled to drive the tray 101 to rise, and the clamping plate 23 rises along the inside of the clamping groove 27 until the two are completely separated, and in the process, the sealing ring 31 is separated from the sealing groove 32, until the tray 101, the clamping plate 23 and the sealing groove 32 are completely separated from the blocking ring 102, the clamping groove 27 and the sealing groove 32, and then the tray 101 can be removed, so that the tray 101 can be conveniently cleaned and maintained, and the dead angle caused by the fixation of the two can be avoided;

[0040] At the same time, the clamping plate 23 can prevent the tray 101 from being turned over due to shaking, thereby affecting the distillation effect; the sealing ring 31 can prevent liquid accumulation from remaining on the surface of the blocking ring 102, so that the distillation efficiency is maximized.

[0041] ​​It should be noted that the above embodiments are only used to illustrate the technical solutions of the present application and are not limiting. Although the present application has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present application can be modified or replaced equivalently without departing from the spirit and scope of the technical solutions of the present application, and they should be covered in the scope of the claims of the present application.

Claims

1. A purification distillation column, comprising a distillation column (1), a retaining ring (102) fixed inside the distillation column (1), and a tray (101) installed inside the distillation column (1), characterized in that: The tower plate (101) is circular, the retaining ring (102) is annular, the diameter of the tower plate (101) is larger than the inner diameter of the retaining ring (102), and a disassembly part (2) is provided at the bottom of the tower plate (101) and inside the retaining ring (102). The disassembly component (2) includes a snap-fit ​​plate (23) installed at the bottom of the tower plate (101). The snap-fit ​​plates (23) are arranged in a ring array and are arranged in a cross shape. Semicircular grooves (25) are opened on all four sides of the snap-fit ​​plate (23). The retaining ring (102) has a snap-fit ​​groove (27) inside, and a semi-circular block (28) is fixedly connected to the inner side of the snap-fit ​​groove (27). There are four sets of semi-circular blocks (28), which are located on the four sides of the snap-fit ​​groove (27). The snap-fit ​​plate (23) is located inside the snap-fit ​​groove (27) and is movably connected thereto, and the semicircular groove (25) is located on the surface of the semicircular block (28) and is movably connected thereto.

2. The purification and distillation column according to claim 1, characterized in that: The top of the snap-fit ​​plate (23) is fixedly connected to a connecting plate (24). Screws (26) are installed at the four corners of the connecting plate (24). One end of the screw (26) passes through the connecting plate (24) and extends to the bottom of the tower plate (101) and is threadedly connected to it.

3. The purification and distillation column according to claim 2, characterized in that: The top of the retaining ring (102) is provided with a groove (29), the groove (29) is located at the top of the snap-fit ​​groove (27) and its diameter is larger than that of the snap-fit ​​groove (27), and the groove (29) communicates with the snap-fit ​​groove (27); The connecting plate (24) is located inside the snap-fit ​​groove (27) and is movably connected thereto. The bottom of the tower plate (101) and inside the retaining ring (102) is provided with a leak-proof component (3).

4. The purification and distillation column according to claim 3, characterized in that: The leak-proof component (3) includes a sealing ring (31) fixed to the bottom of the tower plate (101). The sealing ring (31) is provided in multiple sets and is arranged in order according to its diameter. The retaining ring (102) has a sealing groove (32) inside, and the sealing ring (31) is located inside the sealing groove (32) and is movably connected to it.

5. The purification and distillation column according to claim 1, characterized in that: The surface of the distillation column (1) is provided with a first feed inlet (5) and a second feed inlet (6), with the first feed inlet (5) located at the top of the second feed inlet (6); The bottom of the distillation column (1) is equipped with a first connecting pipe (7), and the other end of the first connecting pipe (7) is connected to a second connecting pipe (8). A drain pipe (9) is fixedly connected to the surface of the second connecting pipe (8). A reboiler (10) is installed at the top of the second connecting pipe (8), and a third connecting pipe (11) is installed at the top of the reboiler (10). The other end of the third connecting pipe (11) is connected to the distillation column (1), and the two are in communication.

6. The purification and distillation column according to claim 5, characterized in that: A steam pipe (12) is installed at the top of the distillation column (1), and the other end of the steam pipe (12) is connected to the main condenser (13). A reflux tank (14) is connected to the bottom of the main condenser (13).

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