CN211611642U

CN211611642U - Multi-jacket evaporator

Info

Publication number: CN211611642U
Application number: CN201922437266.3U
Authority: CN
Inventors: 陈正明; 钱菊明; 唐晓锋
Original assignee: Wuxi Zhicheng Biochemical Engineering Equipment Co ltd
Current assignee: Wuxi Zhicheng Biochemical Engineering Equipment Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-10-02
Anticipated expiration: 2029-12-30

Abstract

The utility model relates to a multi-jacket evaporator, wherein a shell consists of a sealing head and an evaporation shell, and a material outlet is arranged at the top end of the sealing head; the evaporator assembly in the evaporation chamber comprises a plurality of jacket jackets which are sequentially sleeved according to the inner diameter, the lower part of the sleeved evaporator assembly is in an inverted cone cylinder shape, and each jacket consists of a hollow pipe and a sealing plate fixedly arranged on the outer wall of the hollow pipe; each sealing plate is hollow and is externally connected with a medium inlet pipe, a medium outlet pipe and a condenser pipe respectively; the outer wall of the sealing plate of the outermost jacket is fixedly connected with a support piece and a jacket limiting block, and a connecting plate on the support piece is fixedly connected with the outer wall of the sealing plate of each jacket; a medium inlet, a medium outlet, a material inlet and a condensate outlet are formed in the side wall of the middle upper portion of the evaporation shell, and a plurality of shell inner limiting blocks are arranged on the inner wall of the evaporation shell along the circumferential direction. Use the utility model discloses afterwards, can improve heat exchange efficiency, be particularly useful for among trades such as petrochemical, pharmacy, food, improve the production efficiency of enterprise, reduce the operation cost of enterprise.

Description

Multi-jacket evaporator

Technical Field

The utility model relates to an evaporimeter field of making especially relates to a press from both sides cover evaporimeter more.

Background

The evaporator is an important device in industrial manufacture, and the working principle of the evaporator is that low-temperature materials pass through a pipeline in the evaporator, heat exchange is carried out between the low-temperature materials and a medium entering from the outside in the evaporator, and the materials are gasified to absorb heat and then are heated.

In the existing evaporator, which is generally a shell-and-tube type and a spiral plate type, or a container with a single-layer jacketed type, a medium flows in a tube pass or a jacketed pipe, and a material enters at the bottom of an evaporation chamber, is heated by contacting with the jacket wall of the jacketed, and is evaporated. The problem with this design is that the contact surface is relatively small and the efficiency of the heat exchange is not high.

Especially in trades such as petrochemical, pharmacy, food, often need the evaporimeter to carry out work in high-risk operating mode, the not high efficiency of heat exchange probably leads to partial material heat transfer insufficient, can produce the by-product of highly toxic, pollution more, and the production efficiency of enterprise not only descends, probably causes evaporimeter life to reduce moreover, has increased the operation cost of enterprise.

SUMMERY OF THE UTILITY MODEL

The applicant has tackled the above-mentioned drawbacks of the prior art and has provided a multi-jacket evaporator. Use the utility model discloses afterwards, can improve heat exchange efficiency, be particularly useful for among trades such as petrochemical, pharmacy, food, improve the production efficiency of enterprise, reduce the operation cost of enterprise.

The utility model discloses the technical scheme who adopts as follows:

a multi-jacket evaporator comprises a shell, wherein the shell consists of a shell-shaped end enclosure and an evaporation shell, the end enclosure is fixedly connected to the top of the evaporation shell, an evaporation chamber is formed by the end enclosure and an inner cavity in the evaporation shell, a material outlet is formed in the top end of the end enclosure, and the upper part and the bottom of the evaporation shell are respectively cylindrical and inverted cone-shaped; the evaporator comprises an evaporator chamber and an evaporator assembly arranged in the evaporator chamber, wherein the evaporator assembly comprises a plurality of jackets with gradually increased inner diameters and gradually decreased lengths, the jackets with gradually increased inner diameters are sequentially sleeved according to the inner diameters, the lower part of the sleeved evaporator assembly is in a shape of an inverted cone, and each jacket comprises a hollow pipe and sealing plates which are fixedly arranged on the outer wall of the hollow pipe, and two ends of each sealing plate are flush with two ends of the hollow pipe; each sealing plate is hollow, the top end of each sealing plate is respectively externally connected with a medium inlet pipe and a medium outlet pipe which are opposite in position, and the bottom end of each sealing plate is externally connected with a condenser pipe; the outer wall of the sealing plate of the outermost jacket is fixedly connected with a support piece, a connecting plate on the support piece is fixedly connected with the outer wall of the sealing plate of each jacket, and a plurality of jacket limiting blocks are fixedly arranged on the outer wall of the sealing plate of the outermost jacket along the circumferential direction; a medium inlet and a medium outlet which are opposite in position are formed in the side wall of the middle upper part of the evaporation shell, and the medium inlet pipe and the medium outlet pipe respectively extend out of the medium inlet and the medium outlet; the side wall of the bottom of the evaporation shell is provided with a material inlet and a condensate outlet respectively, the condensation pipe extends out of the condensate outlet, the inner wall of the evaporation shell is circumferentially provided with a plurality of in-shell limiting blocks corresponding to the jacket limiting blocks, and the in-shell limiting blocks and the jacket limiting blocks are fixed through connecting pieces.

Furthermore, a second heating sleeve is sleeved outside the side wall of the evaporation shell below the material inlet, and a second medium inlet and a second medium outlet are formed in the side wall of the second heating sleeve.

Furthermore, the upper part of the sleeved evaporator assembly is in a conical cylinder shape.

Furthermore, a collecting funnel is fixedly arranged in the inner cavity of the sealing head, the collecting end of the collecting funnel is opposite to the material outlet, the lower end of the collecting funnel is connected with a collecting pipe, and the tail end of the collecting pipe is close to the inner wall of the evaporation shell; the bottom end of the evaporation shell is provided with a liquid outlet.

Furthermore, the upper end and the lower end of each sealing plate are inclined planes.

Furthermore, a plurality of cleaning fluid hand-holes are seted up at the head top, and a plurality of shower are set firmly to the head inner chamber, and the scavenge pipe stretches into and links to each other with the shower by the cleaning fluid hand-hole.

Further, the shower is the annular shower.

Furthermore, a manhole is arranged on the side wall of the evaporation shell.

Further, the measuring end of the thermometer extends from the side wall of the evaporation shell into the evaporation chamber.

The utility model has the advantages as follows:

the utility model has the advantages of compact and reasonable structure, convenient operation, the heating medium of high temperature advances the pipe through the medium and gets into the evaporimeter subassembly, flows through and goes out from the medium exit tube at the shrouding inner chamber, therefore the inside temperature of evaporimeter also risees. Meanwhile, the material to be heated enters the evaporator from the material inlet at the bottom of the evaporation shell, is vaporized after being heated and is filled in the evaporation shell, and the vaporized material rises from the hollow part of the hollow pipe, exchanges heat with the heating medium on the inner wall of the hollow pipe and finally rises out from the material outlet at the top of the end enclosure. Due to the design of the multiple jackets, the heat exchange area between the material and the heating medium is greatly increased, and the inner wall of each hollow pipe can ensure that the material and the heating medium can exchange heat. Therefore, the heat exchange efficiency is improved, the production efficiency of enterprises is improved, and the operation cost of the enterprises is reduced.

Drawings

Fig. 1 is a schematic layout diagram of the present invention.

Fig. 2 is an assembly diagram of the evaporator assembly of the present invention.

FIG. 3 is a sectional view of a single jacket of the present invention

Fig. 4 is an assembled top view of the evaporator assembly of the present invention.

Wherein: 1. a housing; 101. sealing the end; 1011. a material outlet; 102. evaporating the shell; 1021. a material inlet; 1022. a limit block in the shell; 1023. a second heating jacket; 10231. a second media inlet; 10232. a second medium outlet; 1024. a liquid outlet; 1025. a manhole; 2. an evaporator assembly; 201. a jacket; 2011. A hollow tube; 2012. closing the plate; 202. a medium inlet pipe; 203. a medium outlet pipe; 204. a condenser tube; 205. A support member; 206. a jacket limiting block; 3. a collection funnel; 301. a collection pipe; 302. a funnel fixing plate; 4. a shower pipe; 401. cleaning the tube; 5. a thermometer.

Detailed Description

The following describes embodiments of the present invention with reference to the drawings.

As shown in fig. 1 to 4, a multi-jacket evaporator comprises an outer shell 1, wherein the outer shell 1 is composed of a shell-shaped head 101 and an evaporation shell 102, the head 101 is fixedly connected with the evaporation shell 102 at the top of the evaporation shell 102 through a connecting flange, inner cavities in the head 101 and the evaporation shell 102 form an evaporation chamber, a material outlet 1011 is formed at the top end of the head 101, and the upper part and the bottom of the evaporation shell 102 are respectively cylindrical and inverted-cone-shaped; the evaporator comprises an evaporator assembly 2 arranged in an evaporation chamber, wherein the evaporator assembly 2 comprises eight jackets 201 with gradually increased inner diameters and gradually decreased lengths, the jackets 201 with gradually increased inner diameters are sequentially sleeved according to the inner diameters, the upper part of the sleeved evaporator assembly 2 is in a conical cylinder shape, the lower part of the sleeved evaporator assembly 2 is in a reverse conical cylinder shape, and each jacket 201 consists of a hollow pipe 2011 and sealing plates 2012 which are fixedly arranged on the outer wall of the hollow pipe 2011 and the two ends of each sealing plate are flush with the two ends of the hollow pipe 2011; the upper end and the lower end of each sealing plate 2012 are inclined surfaces, each sealing plate 2012 is hollow, the top end of each sealing plate 2012 is respectively externally connected with a medium inlet pipe 202 and a medium outlet pipe 203 which are opposite in position, and the bottom end of each sealing plate 2012 is externally connected with a condenser pipe 204; the outer wall of the sealing plate 2012 of the outermost jacket 201 is fixedly connected with a support piece 205, a connecting plate on the support piece 205 is fixedly connected with the outer wall of the sealing plate 2012 of each jacket 201, and six jacket limiting blocks 206 are fixedly arranged on the outer wall of the sealing plate 2012 of the outermost jacket 201 along the circumferential direction; a medium inlet and a medium outlet which are opposite in position are formed in the side wall of the middle upper part of the evaporation shell 102, and the medium inlet pipe 202 and the medium outlet pipe 203 respectively extend out of the medium inlet and the medium outlet; a material inlet 1021 and a condensate outlet are respectively formed in the side wall of the bottom of the evaporation shell 102, the condenser pipe 204 extends out of the condensate outlet, six shell inner limiting blocks 1022 corresponding to the jacket limiting blocks 206 are circumferentially arranged on the inner wall of the evaporation shell 102, and the shell inner limiting blocks 1022 and the jacket limiting blocks 206 are fixed through screws; the sidewall of the evaporation shell 102 below the material inlet 1021 is further sleeved with a second heating sleeve 1023, and the sidewall of the second heating sleeve 1023 is provided with a second medium inlet 10231 and a second medium outlet 10232. The measuring end of the thermometer 5 extends from the side wall of the evaporation shell 102 into the evaporation chamber. The evaporation shell 102 is provided with a manhole 1025 on the side wall.

A collecting funnel 3 is fixedly arranged in the inner cavity of the end socket 101 through a funnel fixing plate 302, the collecting end of the collecting funnel 3 is opposite to the material outlet 1011, the included angle of the inner wall of the collecting funnel 3 is 120 degrees, the lower end of the collecting funnel is connected with a collecting pipe 301, the included angle of the middle section of the collecting pipe 301 and the central axis of the evaporation shell is also 120 degrees, and the tail end of the collecting pipe 301 is close to the inner wall of the evaporation shell 102; the bottom end of the evaporation shell 102 is provided with a liquid outlet 1024; two cleaning liquid inlet holes are formed in the top of the sealing head 101, two spraying pipes 4 are fixedly arranged in the inner cavity of the sealing head 101, and the cleaning pipe 401 extends into the sealing head from the cleaning liquid inlet holes and is connected with the annular spraying pipes 4.

Use the utility model discloses afterwards, the saturated steam of high temperature advances pipe 202 through the medium and gets into evaporator assembly 2, flows at the inner chamber of shrouding 2012 and goes out from medium exit tube 203 at last, and the entering of high temperature steam makes the inside temperature of evaporimeter also rise. Meanwhile, materials (such as sodium cyanide) to be heated enter the evaporator from a material inlet 1021 at the bottom of the evaporation shell 102, start to be vaporized after being heated and start to fill the inside of the evaporation shell 102, and the vaporized materials rise from the hollow part of the hollow pipe 2011, exchange heat with a heating medium on the inner wall of the hollow pipe 2011 and finally rise out from a material outlet 1011 at the top of the head 101. The condensed water produced by the reduction of the saturated steam temperature during the heat exchange process is discharged through the condensation pipe 204.

During the rising process, part of the material may be attached to the inner wall of the housing 1 and cooled to be liquefied again, and water molecules in the air may be condensed into liquid water, so that the liquid is collected by the collecting funnel 3 and flows downwards along the inner wall of the housing 1 to the bottom of the evaporation shell 102 as far as possible, the material is heated and evaporated again, and the liquid water flows out through the liquid outlet 1024.

In the evaporation process, there may be some material that descends before vaporizing, so a second heating jacket 1023 is further sleeved outside the sidewall of the evaporation shell 102 below the material inlet 1021, a second medium inlet 10231 and a second medium outlet 10232 are formed in the sidewall of the second heating jacket 1023, and high-temperature steam is introduced into the second heating jacket 1023 from the second medium inlet 10231 and discharged from the second medium outlet 10232 to perform supplementary vaporization operation on the descending material.

When the utility model discloses use after a period of time when needing to wash, open the washing liquid hand-hole, the washing liquid gets into shower 4 and sprays the washing operation to 1 inner chamber of shell along scavenge pipe 401, and waste water after the washing is discharged 1024 through liquid portal.

When needs maintain the utility model discloses the time, only need open manhole 1025, the staff just can get into the maintenance.

Because of the multi-jacket design, the heat exchange area between the material and the heating medium is greatly increased, and the inner wall of each hollow tube 2011 can ensure that the material and the heating medium exchange heat. Therefore, the heat exchange efficiency is improved, the production efficiency of enterprises is improved, and the operation cost of the enterprises is reduced.

The above description is for the purpose of explanation and not limitation of the invention, which is defined in the claims, and any modifications may be made within the scope of the invention.

Claims

1. A multi-jacket evaporator comprises an outer shell (1), wherein the outer shell (1) consists of a shell-shaped end socket (101) and an evaporation shell (102), the end socket (101) is fixedly connected to the top of the evaporation shell (102), an evaporation chamber is formed by inner cavities of the end socket (101) and the evaporation shell (102), a material outlet (1011) is formed in the top end of the end socket (101), and the upper part and the bottom of the evaporation shell (102) are respectively cylindrical and in the shape of an inverted cone; the method is characterized in that: the evaporator comprises an evaporator assembly (2) arranged in an evaporation chamber, wherein the evaporator assembly (2) comprises a plurality of jackets (201) with gradually increased inner diameters and gradually decreased lengths, the jackets (201) with gradually increased inner diameters are sequentially sleeved according to the inner diameters, the lower part of the sleeved evaporator assembly (2) is in a shape of an inverted cone, and each jacket (201) consists of a hollow pipe (2011) and a sealing plate (2012) which is fixedly arranged on the outer wall of the hollow pipe (2011) and two ends of which are flush with two ends of the hollow pipe (2011); each sealing plate (2012) is hollow, the top end of each sealing plate (2012) is respectively externally connected with a medium inlet pipe (202) and a medium outlet pipe (203) which are opposite in position, and the bottom end of each sealing plate (2012) is externally connected with a condenser pipe (204); the outer wall of the sealing plate (2012) of the outermost jacket (201) is fixedly connected with a support piece (205), a connecting plate on the support piece (205) is fixedly connected with the outer wall of the sealing plate (2012) of each jacket (201), and a plurality of jacket limiting blocks (206) are fixedly arranged on the outer wall of the sealing plate (2012) of the outermost jacket (201) along the circumferential direction; a medium inlet and a medium outlet which are opposite in position are formed in the side wall of the middle upper part of the evaporation shell (102), and the medium inlet pipe (202) and the medium outlet pipe (203) respectively extend out of the medium inlet and the medium outlet; the side wall of the bottom of the evaporation shell (102) is provided with a material inlet (1021) and a condensed water outlet respectively, the condensation pipe (204) extends out of the condensed water outlet, the inner wall of the evaporation shell (102) is circumferentially provided with a plurality of shell inner limiting blocks (1022) corresponding to the jacket limiting blocks (206), and the shell inner limiting blocks (1022) and the jacket limiting blocks (206) are fixed through connecting pieces.

2. A multi-jacketed evaporator according to claim 1, wherein: and a second heating sleeve (1023) is further sleeved on the outer wall of the evaporation shell (102) below the material inlet (1021), and a second medium inlet (10231) and a second medium outlet (10232) are formed in the side wall of the second heating sleeve (1023).

3. A multi-jacketed evaporator according to claim 1, wherein: the upper part of the sleeved evaporator assembly (2) is in a conical cylinder shape.

4. A multi-jacketed evaporator according to claim 1, wherein: a collecting funnel (3) is fixedly arranged in the inner cavity of the seal head (101), the collecting end of the collecting funnel (3) is opposite to the material outlet (1011), the lower end of the collecting funnel is connected with a collecting pipe (301), and the tail end of the collecting pipe (301) is close to the inner wall of the evaporation shell (102); the bottom end of the evaporation shell (102) is provided with a liquid outlet (1024).

5. A multi-jacketed evaporator according to claim 1, wherein: the upper end and the lower end of each sealing plate (2012) are inclined planes.

6. A multi-jacketed evaporator according to claim 1, wherein: a plurality of cleaning fluid hand-holes are seted up at head (101) top, and a plurality of shower (4) are set firmly in head (101) inner chamber, and scavenge pipe (401) stretch into and link to each other with shower (4) by the cleaning fluid hand-hole.

7. A multi-jacketed evaporator according to claim 6, wherein: the spray pipe (4) is an annular spray pipe (4).

8. A multi-jacketed evaporator according to claim 1, wherein: a manhole (1025) is arranged on the side wall of the evaporation shell (102).

9. A multi-jacketed evaporator according to claim 1, wherein: the measuring end of the thermometer (5) extends into the evaporation chamber from the side wall of the evaporation shell (102).