CN219615204U - Condensing reflux device - Google Patents

Abstract

The utility model discloses a condensation reflux device, which comprises a cooling liquid pipe, an upper cover and a condensing pipe, wherein the cooling liquid is injected through the cooling liquid pipe, the cooling liquid is prevented from being exposed through the upper cover, gas is condensed through the condensing pipe, the condensing pipe is cooled in a staged mode through a plurality of water outlets and water inlets, heat exchange is carried out through a segmented pipe and a connecting pipe, so that steam in the condensing pipe is condensed, each group of water outlets and water inlets are separated through a separating ring, the corresponding segmented pipe can carry out sufficient heat exchange, and the cooling liquid pipe and the upper cover which are connected through bolts can be combined and separated quickly, thereby being convenient to clean.

Description

Condensing reflux device

Technical Field

The utility model relates to the technical field, in particular to a condensing reflux device.

Background

When volatile liquid reactant exists, the condensation reflux can avoid reactant loss and fully utilize raw materials, so that the substance is recovered from a gaseous state to a liquid state after condensation, thereby refluxing and collecting, and a condensation reflux device is needed when organic chemical raw materials such as butanediol dicaprylate/dicaprate, glycerol and the like are produced.

The existing condensation reflux device is mainly in an integrated shape, various curved ways are filled in the condensation reflux device, the washing is difficult after the condensation reflux device is used, meanwhile, the existing condensation reflux device only has one water inlet and one water outlet for circulation of condensate, when the condensate circulates in a condensate pipe, the temperature of the condensate is gradually the same as the temperature of steam, and the condensation efficiency is reduced, so that the condensation reflux device is needed to solve the problems.

Disclosure of Invention

In view of the problems existing in the prior art, the utility model discloses a condensation reflux device, which adopts the technical scheme that the condensation reflux device comprises a cooling liquid pipe, an upper cover and a condensation pipe, wherein the cooling liquid pipe is of a columnar structure with an opening at the upper part in a hollow part, a water outlet communicated with the inside of the cooling liquid pipe is uniformly and fixedly arranged on the left side surface of the cooling liquid pipe from top to bottom, water inlets communicated with the inside of the cooling liquid pipe are uniformly and fixedly arranged on the right side surface of the cooling liquid pipe from top to bottom, the number of the water outlets and the number of the water inlets are the same, each two opposite water outlets and water inlets are in a group, the water inlet in each group is positioned below the water outlet, and a gas inlet pipe hole is formed in the center of the lower surface of the cooling liquid pipe; the upper cover is arranged at the upper end of the cooling liquid pipe, the upper opening of the cooling liquid pipe is completely sealed, and an air outlet pipe orifice is arranged in the center of the upper surface of the upper cover; the condenser pipe sets up in the coolant pipe, carries out the injection of coolant liquid through the coolant pipe, prevents through the upper cover that the coolant liquid from exposing, carries out gaseous condensation through the condenser pipe, carries out the staged cooling to the condenser pipe through a plurality of delivery port and water inlet.

As a preferred technical scheme of the condensation reflux device, the condensation tube comprises a plurality of segment tubes, connecting tubes and separating rings, wherein the segment tubes are of cylindrical structures with hollow inner parts and open upper and lower parts, the segment tubes are sequentially arranged from top to bottom, each adjacent segment tube is communicated through an hourglass-shaped connecting tube, the upper surface of the topmost connecting tube is closed, the lower surface of the bottommost segment tube is closed, the upper surface of the topmost connecting tube is contacted with the lower surface of an upper cover, the lower surface of the bottommost segment tube is contacted with the lower surface of the inner part of a cooling liquid tube, the separating rings are fixedly sleeved at the center of the connecting tube, the outer side surfaces of the separating rings are contacted with the inner side surfaces of the cooling liquid tube, the separating rings separate each group of water outlets from the water inlets, heat exchange is carried out through the segment tubes and the connecting tubes, so that steam in the adjacent segment tubes is condensed, each group of water outlets and the water inlets are separated through the separating rings, and the corresponding segment tubes can carry out sufficient heat exchange.

As a preferable technical scheme of the condensation reflux device, the lower connecting ring is fixedly arranged on one circle of the upper end of the cooling liquid pipe, the upper connecting ring corresponding to the lower connecting ring is fixedly arranged on one circle of the side surface of the upper cover, the lower connecting ring and the upper connecting ring are connected through bolts, and the cooling liquid pipe and the upper cover which are connected through the bolts can be quickly combined and separated, so that the condensation reflux device is convenient to clean.

As a preferable technical scheme of the condensing reflux device, the side surface of the subsection tube is uniformly and fixedly provided with the heat dissipation fin plates, the center of the upper surface of the uppermost subsection tube is fixedly provided with the air outlet tube communicated with the inside of the subsection tube, the air outlet tube extends out of the air outlet tube orifice, the center of the lower surface of the lowermost subsection tube is fixedly provided with the air inlet tube communicated with the inside of the subsection tube, the air inlet tube extends out of the air inlet tube orifice, the air inlet tube is connected with external gas treatment equipment through the air outlet tube to discharge unnecessary substances in the mixed solution, and the air inlet tube is communicated with the steam outlet of the reaction kettle to convey steam generated by the reaction of the reaction kettle.

As a preferable technical scheme of the condensation reflux device, the contact part of the cooling liquid pipe and the segmented pipe and the contact part of the upper cover and the segmented pipe are fixedly provided with the sealing silica gel piece, and the cooling liquid pipe and the segmented pipe and the upper cover and the segmented pipe can be more tightly connected through the sealing silica gel piece to prevent the cooling liquid from being exposed from the gap.

The utility model has the beneficial effects that: according to the utility model, the cooling liquid is injected through the cooling liquid pipe, the cooling liquid is prevented from being exposed through the upper cover, the condensing pipe is used for condensing gas, the condensing pipe is used for cooling the cooling liquid pipe in a staged manner through the plurality of water outlets and the plurality of water inlets, heat exchange is performed through the sectional pipes and the connecting pipe, so that steam in the cooling liquid pipe is condensed, each group of water outlets and the water inlets are separated through the separating ring, the corresponding sectional pipes can perform sufficient heat exchange, the cooling liquid pipe and the upper cover which are connected through the bolts can be combined and separated quickly, so that the cooling liquid pipe is convenient to clean, the air outlet pipe is used for connecting external gas treatment equipment to discharge unnecessary substances in a mixed solution, the steam outlet of the reaction kettle is communicated through the air inlet pipe, and steam generated by reaction of the reaction kettle is conveyed.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a cross-sectional view of the present utility model;

FIG. 3 is a schematic view of a coolant tube according to the present utility model;

FIG. 4 is a schematic view of the structure of the upper cover of the present utility model;

fig. 5 is a schematic view of a condenser tube according to the present utility model.

In the figure: 1-cooling liquid pipe, 101-water outlet, 102-water inlet, 103-lower connecting ring, 104-air inlet pipe hole, 2-upper cover, 201-upper connecting ring, 202-air outlet pipe hole, 3-condensing pipe, 31-sectional pipe, 32-connecting pipe, 33-separating ring, 311-air outlet pipe, 312-air inlet pipe and 4-sealing silica gel piece.

Detailed Description

Example 1

As shown in fig. 1 to 5, the utility model discloses a condensation reflux device, which adopts the technical scheme that the condensation reflux device comprises a cooling liquid pipe 1, an upper cover 2 and a condensation pipe 3, wherein the cooling liquid pipe 1 is of a columnar structure with an inner hollow upper opening, a water outlet 101 communicated with the inside of the cooling liquid pipe 1 is uniformly and fixedly arranged on the left side surface of the cooling liquid pipe 1 from top to bottom, water inlets 102 communicated with the inside of the cooling liquid pipe 1 are uniformly and fixedly arranged on the right side surface of the cooling liquid pipe 1 from top to bottom, the number of the water outlets 101 and the water inlets 102 is the same, each two opposite water outlets 101 and water inlets 102 are in a group, the water inlet 102 in each group is positioned below the water outlet 101, and an air inlet pipe hole 104 is formed in the center of the lower surface of the cooling liquid pipe 1; the upper cover 2 is arranged at the upper end of the cooling liquid pipe 1, the upper opening of the cooling liquid pipe 1 is completely sealed, the lower connecting ring 103 is fixedly arranged on one circle of the upper end of the cooling liquid pipe 1, the upper connecting ring 201 corresponding to the lower connecting ring 103 is fixedly arranged on one circle of the side surface of the upper cover 2, the lower connecting ring 103 and the upper connecting ring 201 are connected through bolts, the cooling liquid pipe 1 and the upper cover 2 which are connected through the bolts can be quickly combined and separated, so that the cooling liquid pipe is convenient to clean, and the center of the upper surface of the upper cover 2 is provided with the air outlet pipe orifice 202; the condensing tube 3 is arranged in the cooling liquid pipe 1, the condensing tube 3 comprises a segmented tube 31, a connecting tube 32 and a separating ring 33, the segmented tube 31 is of a cylindrical structure with hollow inside and open top and bottom, the segmented tubes 31 are in a plurality of, a plurality of segmented tubes 31 are sequentially arranged from top to bottom, each adjacent segmented tube 31 is communicated through an hourglass-shaped connecting tube 32, the upper surface of the topmost connecting tube 32 is closed, the lower surface of the bottommost segmented tube 31 is closed, the upper surface of the topmost connecting tube 32 is contacted with the lower surface of the upper cover 2, the lower surface of the bottommost segmented tube 31 is contacted with the lower surface of the inside of the cooling liquid pipe 1, the separating ring 33 is fixedly sleeved at the center of the connecting tube 32, the outer side of the separating ring 33 is contacted with the inner side of the cooling liquid pipe 1, the separating ring 33 separates each group of water outlets 101 and water inlets 102, the side surface of the subsection tube 31 is uniformly and fixedly provided with a heat dissipation fin plate, the center of the upper surface of the subsection tube 31 at the uppermost end is fixedly provided with an air outlet tube 311 communicated with the inside of the subsection tube 31, the air outlet tube 311 extends out of the air outlet tube 202, the center of the lower surface of the subsection tube 31 at the lowermost end is fixedly provided with an air inlet tube 312 communicated with the inside of the subsection tube, the air inlet tube 312 extends out of the air inlet tube hole 104, the air outlet tube 311 is connected with external air treatment equipment for discharging unnecessary substances in the mixed solution, the air inlet tube 312 is communicated with a steam outlet of the reaction kettle for conveying steam generated by the reaction kettle, the contact part of the cooling liquid tube 1 and the subsection tube 31 and the contact part of the upper cover 2 and the subsection tube 31 are fixedly provided with sealing silica gel sheets 4, the connection between the cooling liquid tube 1 and the subsection tube 31 and the upper cover 2 and the subsection tube 31 can be more tightly through the sealing silica gel sheets 4, the cooling liquid is prevented from exposing from the gap, heat exchange is performed through the segmented pipe 31 and the connecting pipe 32, so that steam in the cooling liquid is condensed, each group of water outlets 101 and water inlets 102 are separated through the separating ring 33, the corresponding segmented pipe 31 can perform sufficient heat exchange, the cooling liquid is injected through the cooling liquid pipe 1, the cooling liquid is prevented from being exposed through the upper cover 2, gas condensation is performed through the condensing pipe 3, and the condensing pipe 3 is cooled in a stepwise manner through the plurality of water outlets 101 and the water inlets 102.

The working principle of the utility model is as follows: the air outlet pipe 311 is communicated with external air treatment equipment, the air inlet pipe 312 is communicated with a steam outlet of the reaction kettle, each water inlet 102 is respectively communicated with a cooling liquid pump, the water outlet 101 is communicated with a cooling liquid recovery container, the cooling liquid pump is started, cooling liquid enters the cooling liquid pipe 1 through the water inlet 102 and is separated by the separating ring 33, steam generated by reaction of the reaction kettle enters the segmented pipe 31 from the air inlet pipe 312 and is subjected to heat exchange with each cooling liquid phase with the lowest temperature through each segmented pipe 31, and after condensation, the steam flows back into the reaction kettle through the air inlet pipe 312, and uncondensed steam is discharged from the air outlet pipe 311.

The components not described in detail herein are prior art.

Although the specific embodiments of the present utility model have been described in detail, the present utility model is not limited to the above embodiments, and various changes and modifications without inventive labor may be made within the scope of the present utility model without departing from the spirit of the present utility model, which is within the scope of the present utility model.

Claims (5)

1. The utility model provides a condensation reflux device, includes coolant pipe (1), upper cover (2) and condenser pipe (3), its characterized in that, coolant pipe (1) is inside cavity upper portion open-ended columnar structure, evenly install delivery port (101) that are linked together with coolant pipe (1) inside from top to bottom on the left surface of coolant pipe (1), evenly install water inlet (102) that are linked together with coolant pipe (1) inside from top to bottom on the right surface of coolant pipe (1), delivery port (101) are the same with the quantity of water inlet (102), and every two relative delivery port (101) and water inlet (102) are a set of, and water inlet (102) are located delivery port (101) below in every group, inlet pipe hole (104) have been seted up at the lower surface center of coolant pipe (1); the upper cover (2) is arranged at the upper end of the cooling liquid pipe (1) and is used for completely sealing an upper opening of the cooling liquid pipe (1), and an air outlet pipe orifice (202) is formed in the center of the upper surface of the upper cover (2); the condensing pipe (3) is arranged in the cooling liquid pipe (1).

2. A condensate reflux apparatus as claimed in claim 1, wherein: the condenser tube (3) contains segmentation pipe (31), connecting pipe (32) and separating ring (33), segmentation pipe (31) are inside cavity upper and lower open-ended cylindric structure, segmentation pipe (31) have a plurality of, a plurality of segmentation pipe (31) are arranged from last to lower in proper order, communicate through hourglass connecting pipe (32) between every adjacent segmentation pipe (31), and top connecting pipe (32) upper surface is closed form, bottom connecting pipe (31) lower surface is closed form, and top connecting pipe (32) upper surface and upper cover (2) lower surface contact, bottom connecting pipe (31) lower surface and cooling liquid pipe (1) inside lower surface contact, separating ring (33) are fixed cup joint in the center department of connecting pipe (32), and separating ring (33) lateral surface and cooling liquid pipe (1) medial surface contact, separating ring (33) separate every delivery port (101) and water inlet (102) of group mutually.

3. A condensate reflux apparatus as claimed in claim 1, wherein: the cooling liquid pipe is characterized in that a lower connecting ring (103) is fixedly arranged on one circle of the upper end of the cooling liquid pipe (1), an upper connecting ring (201) corresponding to the lower connecting ring (103) is fixedly arranged on one circle of the side face of the upper cover (2), and the lower connecting ring (103) and the upper connecting ring (201) are connected through bolts.

4. A condensate reflux apparatus as claimed in claim 2, wherein: the heat dissipation fin plate is uniformly and fixedly installed on the side face of the segmented pipe (31), the air outlet pipe (311) communicated with the inside of the uppermost segmented pipe (31) is fixedly installed at the center of the upper surface of the segmented pipe, the air outlet pipe (311) extends out of the air outlet pipe orifice (202), the air inlet pipe (312) communicated with the inside of the lowermost segmented pipe (31) is fixedly installed at the center of the lower surface of the lowermost segmented pipe, and the air inlet pipe (312) extends out of the air inlet pipe orifice (104).

5. A condensate reflux apparatus as claimed in claim 2, wherein: the contact part of the cooling liquid pipe (1) and the segmented pipe (31) and the contact part of the upper cover (2) and the segmented pipe (31) are fixedly provided with sealing silica gel sheets (4).