A high-efficiency universal distillation system

Abstract

The present invention discloses a high-efficiency universal distillation system, which relates to the technical field of chemical raw material refining and distillation, and comprises a distillation kettle and a distillation tower which are interconnected, wherein the gas outlet at the top of the distillation tower is connected to the reflux pipe on the top of the tower through a condenser, and a heating component is arranged at the bottom of the distillation kettle, and further comprises a movable base, wherein the distillation kettle is placed and installed on the movable base, and an elastic positioning component is arranged between the distillation kettle and the top surface of the movable base; and a swirl distributor is connected to the liquid outlet end of the reflux pipe. The present invention has a reasonable structural design and a compact layout, which improves the mobility of the equipment and facilitates rapid movement, installation and adjustment. The design of the tower unit improves its interchangeability and reduces maintenance costs; the design of the swirl distributor realizes the uniform distribution of the reflux liquid and improves the separation capacity, thereby making the distribution of the distilled material more uniform and further improving the distillation purity.

Description

Technical Field

[0001] The invention relates to the technical field of chemical raw material refining and distillation, and in particular to a high-efficiency universal distillation system. Background Art

[0002] The process of partially vaporizing a liquid mixture several times and partially condensing the generated steam several times to separate the mixture into the required components is called distillation. For a single vaporization and condensation, due to the different boiling points of the components contained in the liquid mixture, when the liquid mixture is partially vaporized at a certain temperature, the concentration of low-boiling-point substances in the vapor phase is higher than that in the liquid phase, while the concentration of high-boiling-point substances in the liquid phase is higher than that in the vapor phase. By doing this several times, the mixture can be separated into pure or relatively pure components.

[0003] A distillation tower is a tower-type vapor-liquid contact device for distillation. It is generally designed as a cylindrical structure, and multiple cylindrical monomers are assembled together by bolt assemblies. The separated steam flows from bottom to top, and the reflux liquid moves from top to bottom. In the existing structure, the distillation tower needs to be connected to the distillation kettle through a pipeline. The existing distillation kettles are mostly fixed structures, which have the problem of inconvenient transportation and adjustment.

[0004] Therefore, how to develop a movable distillation kettle and assemble it into an efficient general distillation system to facilitate the assembly, adjustment and transportation of the system, and at the same time, improve the uniform dispersion of the reflux liquid through the improvement of the internal distributor, has become a technical problem that needs to be urgently solved by technical personnel in this field. Summary of the invention

[0005] The purpose of the present invention is to provide an efficient universal distillation system, which realizes stable positioning and rapid movement of the distillation kettle through a movable bracket, increases the rising speed of steam by changing the shape of the tower body, and combines with a distributor to make the distillation material evenly distributed, thereby further improving the distillation purity.

[0006] In order to solve the above technical problems, the present invention adopts the following technical solutions:

[0007] The present invention discloses a high-efficiency universal distillation system, comprising a distillation kettle and a distillation tower which are interconnected, wherein the gas outlet at the top of the distillation tower is connected to a reflux pipe on the top of the tower through a condenser, a heating component is arranged at the bottom of the distillation kettle, and a movable base is also included, wherein the distillation kettle is placed and installed on the movable base, and an elastic positioning component is arranged between the distillation kettle and the top surface of the movable base; and a swirl distributor is connected to the liquid outlet end of the reflux pipe.

[0008] Preferably, the movable base includes a base main board and movable legs, the movable legs include fixed legs and movable wheels connected to the bottom, the top surface shape of the base main board matches the shape of the distillation kettle, and the top ends of the fixed legs are positioned and connected to the four bottom corners of the base main board; an auxiliary plate is provided at the bottom center of the base main board, and traction rings are connected to the front and rear ends of the auxiliary plate.

[0009] Preferably, a plurality of jacks are provided on the inner side of the movable leg, and the plurality of jacks are symmetrically arranged and installed on the bottom surface of the base main board or auxiliary board.

[0010] Preferably, the distillation tower is connected together by a bolt assembly after stacking multiple tower body units and a tower top, and each of the tower body units is provided with a plurality of staggered tower plates, and a packing layer is provided on the tower plates, a spare packing pipe is provided on one side wall of the tower body unit, and a spare reflux pipe is provided on the other side wall of the tower body unit; and a cyclone distributor is installed on the upper part of each of the tower body units.

[0011] Preferably, the multiple tower body units are respectively arranged as the first tower body, the second tower body and the third tower body from bottom to top, and the tower body units adopt one or a combination of cylindrical or conical structures; the upper part of the first tower body, the second tower body and the third tower body is equipped with a swirl distributor.

[0012] Preferably, the first tower body is cylindrical, the second tower body and the third tower body are both conical with the same taper, the bottom inner diameter of the second tower body is not larger than the top inner diameter of the first tower body, and the bottom inner diameter of the third tower body is not larger than the top inner diameter of the second tower body.

[0013] Preferably, the swirl distributor includes a disc-shaped distributor body, a center hole is opened in the center of the distributor body, and the outer circumference of the distributor body has multiple groups of swirl holes in a matrix along multiple concentric rings, and the multiple groups of swirl holes include a first group of swirl holes, a second group of swirl holes and a third group of swirl holes.

[0014] Preferably, a guide tube is connected to the top opening of the swirl hole, and the guide tubes are distributed on the swirl hole at intervals.

[0015] Preferably, the elastic positioning assembly includes a flexible support plate, a spring is embedded in a spring receiving hole at the bottom of the flexible support plate, the bottom end of the spring is hung on a connecting ring, and the connecting ring is positioned and connected to the top surface of the base mainboard.

[0016] Preferably, the distillation kettle adopts a horizontally placed kettle body, a raw material inlet is arranged on the top of one side of the kettle body, a first baffle and a second baffle are arranged inside corresponding to the raw material inlet, and the arrangement directions of the first baffle and the second baffle are perpendicular to each other; a vertical connecting port is arranged on the top of the kettle body, a horizontal connecting port is opened on the side wall of the vertical connecting port, and the vertical connecting port and the horizontal connecting port are both connected to the distillation tower.

[0017] Compared with the prior art, the beneficial technical effects of the present invention are:

[0018] The invention discloses a high-efficiency universal distillation system, comprising a distillation kettle and a distillation tower which are interconnected, wherein the gas outlet at the top of the distillation tower is connected with a reflux pipe on the top of the tower through a condenser, a heating component is arranged at the bottom of the distillation kettle, the distillation kettle is placed and installed on a movable base, an elastic positioning component is arranged between the distillation kettle and the top surface of the movable base; and a swirl distributor is connected to the liquid outlet end of the reflux pipe.

[0019] 1) The mobile base includes a base mainboard, fixed legs and a mobile wheel connected to the bottom. The mobile wheel adopts a Fomar wheel, which has the characteristics of strong load-bearing capacity and good positioning stability. It not only realizes the rapid movement of the equipment, but also cooperates with the jack to facilitate the overall installation and adjustment operation;

[0020] 2) The elastic positioning component includes a flexible support plate, a spring and a connecting ring. The spring elastic positioning component has a simple structure, is easy to install and use, and can achieve a soft contact connection with the distillation kettle, thereby enhancing protection and achieving a shock-absorbing function;

[0021] 3) The distillation tower is connected together by stacking multiple tower units and a tower top. The connection is detachable, which improves the convenience of installation. If a single tower unit is damaged, it can be replaced separately, which reduces maintenance costs;

[0022] 4) The tower units are combined in a conical shape to form a chimney-like structure that is larger at the bottom and smaller at the top, so that it has the ability to automatically guide the flow upward, which to a certain extent improves the flow rate of the gas after vaporization and separation; at the same time, the cyclone distributor installed on the top of each tower unit can well achieve uniform distribution of the reflux liquid, improve the separation capacity, thereby making the distillation material evenly distributed, further improving the distillation purity.

[0023] The invention has reasonable structural design and compact layout, which improves the mobility of the equipment and facilitates rapid movement, installation and adjustment. The design of the tower unit improves its interchangeability and reduces maintenance costs. The design of the cyclone distributor achieves uniform distribution of the reflux liquid and improves the separation capacity, thereby making the distribution of the distillation material more uniform and further improving the distillation purity. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] The present invention will be further described below in conjunction with the accompanying drawings.

[0025] Figure 1 This is a front view of the overall structure of the efficient universal distillation system of the present invention;

[0026] Figure 2 A side view of the bottom structure of the efficient universal distillation system of the present invention;

[0027] Figure 3 For the present invention Figure 2 A magnified view of the elastic positioning component;

[0028] Figure 4 A top view of the connection state of the auxiliary plate and the traction ring of the present invention;

[0029] Figure 5 This is a front view of the swirl distributor of the present invention;

[0030] Figure 6 It is a top view of the swirl distributor of the present invention.

[0031] Description of reference numerals: 1. mobile base; 2. still; 3. distillation tower; 4. condenser; 5. reflux pipe; 6. cyclone distributor; 7. spare packing pipe; 8. packing layer; 9. tray; 10. heating assembly; 11. mobile support leg; 12. jack; 13. elastic positioning assembly;

[0032] 101. base main board; 102. auxiliary board; 103. traction ring;

[0033] 201, raw material inlet; 202, first baffle; 203, second baffle; 204, vertical connecting port; 205, horizontal connecting port; 206, steam inlet; 207, condensate outlet;

[0034] 301, first tower body; 302, second tower body; 303, third tower body; 304, tower top; 305, air outlet;

[0035] 601, center hole; 602, first group of swirl holes; 603, second group of swirl holes; 604, third group of swirl holes; 605, guide tube;

[0036] 1301. Flexible support plate; 1302. Spring; 1303. Connecting ring. DETAILED DESCRIPTION

[0037] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0038] like Figure 1-6As shown, a high-efficiency universal distillation system includes a still 2 and a distillation tower 3 which are interconnected, wherein the still 2 realizes the preparation of steam, and the distillation tower 3 is used for the contact and separation of gas-liquid two-phase substances, and the gas outlet 305 at the top of the distillation tower 3 is connected with the reflux pipe 5 on the tower top 304 through the condenser 4, and the bottom of the still 2 is provided with a heating component 10, and also includes a mobile base 1, the still 2 is placed and installed on the mobile base 1, and an elastic positioning component 13 is provided between the still 2 and the top surface of the mobile base 1; the liquid outlet end of the reflux pipe 5 is connected with a swirl distributor 6.

[0039] Specifically, the mobile base 1 includes a base main board 101 and mobile legs 11, the mobile legs 11 include fixed legs and mobile wheels connected to the bottom, the top surface shape of the base main board 101 matches the shape of the distillation kettle 2, and the top ends of the fixed legs are positioned and connected to the four bottom corners of the base main board 101; an auxiliary plate 102 is provided at the bottom center of the base main board 101, and traction rings 103 are connected to the front and rear ends of the auxiliary plate 102.

[0040] In a specific embodiment, the moving wheel adopts a Fomar wheel, which has the characteristics of strong load-bearing capacity and good positioning stability, and realizes the rapid movement of the equipment; at the same time, a plurality of jacks 12 are arranged on the inner side of the moving leg 11, and the plurality of jacks 12 are symmetrically arranged and installed on the bottom surface of the base main board 101 or the auxiliary board 102. The height is adjusted during installation and connection, and the distillation kettle 2 can be driven to move upward by extending the telescopic rod of the jack. The moving wheel cooperates with the jack to better facilitate the assembly operation of the distillation kettle 2 and the distillation tower 3.

[0041] Specifically, the distillation tower 3 is connected together by a bolt assembly after stacking a plurality of tower body units and a tower top 304, a plurality of staggered tower plates 9 are arranged inside each of the tower body units, a packing layer 8 is arranged on the tower plate 9, a spare packing pipe 7 is arranged on one side wall of the tower body unit, and a spare reflux pipe 5 is arranged on the other side wall of the tower body unit; a cyclone distributor 6 is installed on the upper part of each of the tower body units.

[0042] The multiple tower units are respectively arranged as the first tower body 301, the second tower body 302 and the third tower body 303 from bottom to top, and the tower units adopt a cylindrical or conical structure or a combination of the two. The specific tower shape is selected according to actual needs. The upper part of the first tower body 301, the second tower body 302 and the third tower body 303 is equipped with a cyclone distributor 6, which mainly realizes the uniform distribution of the reflux liquid.

[0043] In one specific embodiment, the first tower body 301 is cylindrical, the second tower body 302 and the third tower body 303 are both conical with the same taper, the bottom inner diameter of the second tower body 302 is not larger than the top inner diameter of the first tower body 301, and the bottom inner diameter of the third tower body 303 is not larger than the top inner diameter of the second tower body 302. The tower body units are combined in a conical shape to form a chimney-like structure with a large bottom and a small top, so that it has the ability to automatically guide upward, and to a certain extent improve the flow rate of the gas after vaporization and separation; at the same time, the cyclone distributor installed on the top of each tower body unit can well achieve uniform distribution of the reflux liquid, improve the separation ability, so that the distillation material is evenly distributed, and the distillation purity is further improved.

[0044] like Figure 5-6 As shown, the swirl distributor 6 includes a disc-shaped distributor body, the center of which is provided with a center hole 601, and the outer periphery of the distributor body is provided with multiple groups of swirl holes along multiple concentric ring matrices, the multiple groups of swirl holes include a first group of swirl holes 602, a second group of swirl holes 603 and a third group of swirl holes 604, the cross-sectional shape of the swirl holes is circular, the top hole and the bottom hole are staggered and connected through an arc channel, and the inner diameters of the two can be different, and a structure with a large top and a small bottom can be selected. During implementation, the center hole 601 is provided with one, the first group of swirl holes 602, the second group of swirl holes 603 and the third group of swirl holes 604 are all provided with multiple and distributed in a ring array. In a specific embodiment, the first group of swirl holes 602 is provided with six, the second group of swirl holes 603 is provided with nine, and the third group of swirl holes 604 is provided with twelve, and the specific number can also be set as required.

[0045] Specifically, the top opening of the swirl hole is connected with a guide tube 605, and the guide tubes 605 are distributed on the swirl hole at intervals. The design of the guide tube 605 can adjust the outflow speed of the reflux liquid to a certain extent. When the reflux liquid is small, it flows out through the swirl hole flush with the distributor body. When the amount of reflux liquid increases, it overflows the guide tube 605, and all the holes play a role in guiding.

[0046] like Figure 3 As shown, the elastic positioning component 13 includes a flexible support plate 1301, a spring 1302 is embedded in the spring receiving hole at the bottom of the flexible support plate 1301, the bottom end of the spring 1302 is hung on the connecting ring 1303, and the connecting ring 1303 is positioned and connected to the top surface of the base main board 101. Specifically, the flexible support plate 1301 can be designed as multiple pieces or a single piece and distributed along the length direction of the base main board 101, multiple springs 1302 are provided and evenly distributed under one flexible support plate 1301, and the connecting ring 1303 and the spring 1302 are provided in a one-to-one correspondence.

[0047] Specifically, the distillation kettle 2 adopts a horizontally placed kettle body, a raw material inlet 201 is arranged on the top of one side of the kettle body, a first baffle 202 and a second baffle 203 are arranged inside corresponding to the raw material inlet 201, and the first baffle 202 and the second baffle 203 are arranged perpendicular to each other; a vertical connecting port 204 is arranged on the top of the kettle body, and a horizontal connecting port 205 is opened on the side wall of the vertical connecting port 204, and the vertical connecting port 204 and the horizontal connecting port 205 are both connected to the distillation tower 3. The first baffle 202 and the second baffle 203 play a role of blocking and buffering when the raw materials are added, reducing the impact on the kettle body and extending its service life.

[0048] Specifically, the distillation kettle 2 can adopt the existing common structure. The bottom of the distillation kettle 2 is provided with a heating component 10. The specific heating component 10 can be a heating resistance wire, which is coiled at the bottom of the distillation kettle 2 to directly heat the raw materials. Figure 1 In the structure shown, the heating component 10 adopts a heat exchange tube, and one end of the distillation kettle 2 is connected to a heating box, which is provided with a steam inlet 206 and a condensed water outlet 207. When working, the high heat of the steam is transferred into the distillation kettle 2 through the heat exchange tube and heats the raw materials to achieve a heating distillation effect.

[0049] The use process of the present invention is as follows:

[0050] First, the raw liquid is input into the distillation kettle 2 at normal pressure from the raw material inlet 201, and the raw liquid is heated by the heating component 10 to reach the melting point. The separated substances evaporate to form a steam-like mixed gas, and the mixed gas rises into the distillation tower 3. Specifically, the distillation tower can be a common or high-pressure distillation tower. A part of the liquid to be treated can be directly added through the spare filling pipe 7 and filled on the filling layer 8. The steam input from the bottom to the top of the tower unit makes the gas-liquid two phases contact through countercurrent, so as to carry out interphase heat and mass transfer, and the volatile components in the liquid phase Entering the gas phase, the non-volatile components in the gas phase are transferred to the liquid phase, and the gaseous substances at the top of the distillation tower 2 pass through the gas outlet 305 at the top of the tower through the condenser 4, and then a part of them returns to the distillation tower 3 as reflux liquid; the liquid at the bottom of the tower will be heated and evaporated into gas by the bottom heating component 10 of the distillation kettle 2, and enter the distillation tower 3 through the vertical connecting port 204 or the horizontal connecting port 205 to participate in the distillation separation operation; the setting of the reflux liquid realizes secondary and multiple separations, thereby performing a thorough distillation separation operation, and further improving the purity of the distillation separation.

[0051] Among them, a tee is installed on the bottom outlet pipe of the condenser 4, and the separated material collection pipe and the reflux pipe 5 are both connected to the tee, and the position of the tee is not lower than the height of the reflux pipe 5. When the separated gaseous material passes through the condenser 4, it enters the storage device through the tee via the material collection pipe, thereby realizing the collection operation of the separated material.

[0052] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0053] The embodiments described above are only descriptions of the preferred modes of the present invention, and are not intended to limit the scope of the present invention. Without departing from the design spirit of the present invention, various modifications and improvements made to the technical solutions of the present invention by ordinary technicians in this field should all fall within the protection scope determined by the claims of the present invention.

Claims

1. An efficient universal distillation system, comprising a distillation kettle (2) and a distillation tower (3) which are interconnected, wherein a gas outlet (305) at the top of the distillation tower (3) is connected to a reflux pipe (5) on the tower top (304) through a condenser (4), and a heating assembly (10) is provided at the bottom of the distillation kettle (2), characterized in that: It also comprises a movable base (1), the distillation kettle (2) is placed and installed on the movable base (1), and an elastic positioning component (13) is arranged between the top surface of the distillation kettle (2) and the movable base (1); the liquid outlet end of the reflux pipe (5) is connected to a swirl distributor (6); The swirl distributor (6) comprises a disc-shaped distributor body, a center hole (601) is opened in the center of the distributor body, and a plurality of groups of swirl holes are respectively arranged along a plurality of concentric ring matrices on the outer circumference of the distributor body, wherein the plurality of groups of swirl holes comprise a first group of swirl holes (602), a second group of swirl holes (603) and a third group of swirl holes (604); the cross-sectional shape of the swirl holes is circular, the top hole and the bottom hole are staggered and connected through an arc-shaped channel, and the inner diameters of the top hole and the bottom hole are the same or adopt a structure of a larger top and a smaller bottom; The elastic positioning assembly (13) comprises a flexible support plate (1301), a spring (1302) is embedded in a spring receiving hole at the bottom of the flexible support plate (1301), the bottom end of the spring (1302) is hung on a connecting ring (1303), and the connecting ring (1303) is positioned and connected to the top surface of the base mainboard (101) of the mobile base (1); The mobile base (1) comprises a base main board (101) and mobile legs (11), wherein the mobile legs (11) comprise fixed legs and mobile wheels connected to the bottom, the top surface shape of the base main board (101) matches the shape of the distillation kettle (2), and the top ends of the fixed legs are positioned and connected to the four corners of the bottom of the base main board (101); an auxiliary plate (102) is provided at the bottom center of the base main board (101), and the front and rear ends of the auxiliary plate (102) are connected to traction rings (103).

2. The efficient universal distillation system according to claim 1, characterized in that: A plurality of jacks (12) are provided on the inner side of the movable leg (11), and the plurality of jacks (12) are symmetrically arranged and mounted on the bottom surface of the base main board (101) or the auxiliary board (102).

3. The efficient universal distillation system according to claim 1, characterized in that: The distillation tower (3) is formed by stacking a plurality of tower body units and a tower top (304) and connecting them together through a bolt assembly. A plurality of staggered tower plates (9) are arranged inside each of the tower body units. A packing layer (8) is arranged on the tower plates (9). A spare packing pipe (7) is arranged on one side wall of the tower body unit, and a spare reflux pipe (5) is arranged on the other side wall of the tower body unit. A cyclone distributor (6) is installed on the top of each of the tower body units.

4. The efficient universal distillation system according to claim 3, characterized in that: The multiple tower body units are respectively arranged as a first tower body (301), a second tower body (302) and a third tower body (303) from bottom to top, and the tower body units adopt a cylindrical or conical structure or a combination of the two; the upper parts of the first tower body (301), the second tower body (302) and the third tower body (303) are each equipped with a swirl distributor (6).

5. The efficient universal distillation system according to claim 4, characterized in that: The first tower body (301) is cylindrical, the second tower body (302) and the third tower body (303) are both conical with the same taper, the bottom inner diameter of the second tower body (302) is not greater than the top inner diameter of the first tower body (301), and the bottom inner diameter of the third tower body (303) is not greater than the top inner diameter of the second tower body (302).

6. The efficient universal distillation system according to claim 1, characterized in that: A guide tube (605) is connected to the top opening of the swirl hole, and the guide tubes (605) are distributed on the swirl hole at intervals.

7. The efficient universal distillation system according to claim 3, characterized in that: The distillation kettle (2) adopts a horizontally placed kettle body, a raw material inlet (201) is arranged on the top of one side of the kettle body, and a first baffle (202) and a second baffle (203) are arranged inside corresponding to the raw material inlet (201), and the arrangement directions of the first baffle (202) and the second baffle (203) are perpendicular to each other; a vertical connecting port (204) is arranged on the top of the kettle body, and a horizontal connecting port (205) is opened on the side wall of the vertical connecting port (204), and the vertical connecting port (204) and the horizontal connecting port (205) are both connected to the distillation tower (3).

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