CN212090925U

CN212090925U - High fructose syrup is with single effect evaporimeter

Info

Publication number: CN212090925U
Application number: CN202020685523.5U
Authority: CN
Inventors: 周大钊
Original assignee: Anhui Hongchang Sugar Industry Technology Co ltd
Current assignee: Anhui Hongchang Sugar Industry Technology Co ltd
Priority date: 2020-04-28
Filing date: 2020-04-28
Publication date: 2020-12-08
Anticipated expiration: 2030-04-28

Abstract

The utility model discloses a high fructose syrup is with single effect evaporator, the heater lateral wall is equipped with the heat preservation, be equipped with buffer under the first communicating pipe mouth in the evaporating pot body, buffer includes baffling board and metal mesh board, mesh diameter on the metal mesh board is less than the distance between two baffling pieces that link up on the baffling board, the metal mesh board periphery is equipped with the lug that extends upwards, the baffling board is located on the lug, the inside wall ring shape of evaporating pot body is equipped with the cassette, the metal mesh board is located on the cassette, evaporating pot body lateral wall is equipped with the heat preservation, evaporating pot cover top is through second communicating pipe and demister lateral wall intercommunication, the condenser includes urceolus and inner tube, demister lateral wall passes through the third communicating pipe and communicates with the inner tube top of condenser, condenser's inner tube top lateral wall still is equipped with the evacuation mouth, the condenser below is equipped with the cooler, the cooler below is connected with a; above-mentioned scheme has that evaporation effect is good, and the heat waste is low, characteristics that the evaporation cost is low.

Description

High fructose syrup is with single effect evaporimeter

Technical Field

The utility model relates to a high fructose syrup production field, in particular to high fructose syrup is with single effect evaporimeter.

Background

Evaporation is the center of the thermodynamic system of a sugar refinery, and is not only a consumer of high-temperature steam, but also a supply station of low-temperature steam, and is also a main source of boiler water and other process water. With the rapid development of industrial technology, the evaporation system and equipment of sugar refinery are also continuously improved and innovated, and the variety is very varied. In reality, there are single-effect evaporators, double-effect evaporators, triple-effect evaporators, quadruple-effect evaporators, etc., wherein the single-effect evaporator generally refers to a single evaporator, and secondary steam generated during solution evaporation is not used. The single-effect evaporator is generally suitable for small-scale production and use, but the single-effect evaporator on the market generally has the problems of simple structure, unsatisfactory evaporation effect and large heat loss in the evaporation process, thereby increasing the evaporation cost.

Disclosure of Invention

Therefore, a single-effect evaporator which has a good evaporation effect, can effectively reduce heat loss in the evaporation process and reduce evaporation cost is needed.

To achieve the above object, the inventors provide a single-effect evaporator for high fructose corn syrup, comprising: the device comprises a heater, an evaporation tank, a demister, a condenser and a liquid collecting tank; the upper side wall of the heater is provided with a feed inlet and a steam inlet, the lower side wall of the heater is provided with a condensate outlet, the bottom of the heater is provided with a discharge outlet, the outer side wall of the heater is provided with a heat preservation layer, the evaporation tank comprises an evaporation tank cover and an evaporation tank body which are connected through a flange, the top side wall of the heater is communicated with the upper part of the evaporation tank body through a first communicating pipe, the first communicating pipe extends into the evaporation tank body, a buffer device is arranged right below the pipe orifice of the first communicating pipe in the evaporation tank body, the buffer device comprises a baffle plate and a metal screen plate, the diameter of a mesh on the metal screen plate is smaller than the distance between two baffle plates connected with the baffle plate, the periphery of the metal screen plate is provided with an upward extending lug, the baffle plate is arranged on the lug, the inner side wall of the evaporation tank body is annularly provided with a clamping seat, the utility model discloses a condenser, including evaporimeter tank cover, demister, condenser bottom, lateral wall, the evaporating pot tank body lateral wall is equipped with the heat preservation, the evaporating pot cover top is through second communicating pipe and demister side wall intercommunication, the demister bottom is through second back flow and evaporating pot body upper portion intercommunication, the condenser includes urceolus and inner tube, the side wall passes through the inner tube top intercommunication of third communicating pipe and condenser on the demister, and the inner tube top lateral wall of condenser still is equipped with the evacuation mouth, the lateral wall is equipped with the cooling water import on the condenser urceolus, and the lateral wall is equipped with the cooling water export under the condenser urceolus, the condenser below is equipped with the cooler, the cooler below.

Compared with the prior art, the arrangement of the buffer device in the technical scheme can effectively slow down the falling speed of the evaporated liquid with the high fructose corn syrup, the baffle plate can prolong the falling time of the evaporated liquid, the metal mesh plate can delay the falling process of the evaporated liquid, and the falling evaporated liquid can be scattered because the mesh diameter of the metal mesh plate is smaller than the distance between two connected baffling sheets of the baffle plate, so that the contact time and the contact area between the evaporated liquid and vacuum are effectively increased, and the evaporation effect of the evaporated liquid is effectively improved; the baffle plate is arranged on the lug at the periphery of the metal mesh plate, so that a gap can be formed between the baffle plate and the metal mesh plate, and the evaporated liquid falling from the baffle plate flows in the gap, is uniformly distributed on the metal mesh plate and falls from meshes at different positions of the metal mesh plate, thereby avoiding the aggregation phenomenon of the evaporated liquid and further improving the evaporation effect; the arrangement of the annular clamping seat prevents the metal screen plate from falling; the cover of the evaporating pot is connected with the body of the evaporating pot through a flange, so that the cover is convenient to disassemble, and the buffer device is convenient to clean or replace at regular intervals; in addition, the outer side wall of the heater and the outer side wall of the evaporating pot body are both provided with heat-insulating layers, so that the heat loss of the heater and the evaporating pot in the working process can be effectively reduced, and the evaporation cost is reduced.

As the utility model discloses a preferred structure, second communicating pipe includes perpendicular pipe and horizontal pipe two parts, perpendicular socle end and evaporating pot cover top intercommunication, perpendicular pipe open-top sets up, and the opening part is equipped with the closing cap, closing cap and perpendicular pipe top bolted connection, perpendicular intraductal foam removal net that is equipped with, foam removal net is fixed in the closing cap lower surface through the connecting rod, and perpendicular pipe top lateral wall is connected with horizontal pipe one end, and the horizontal pipe other end is connected with the lateral wall on the demister. Remove the foam net in this structure setting can effectual reduction steam in the fog foam, in addition, closing cap and vertical pipe top bolted connection, then convenient to detach, the convenience is regularly washd or is changed the foam net that removes.

As the utility model discloses a preferred structure, the horizontal pipe middle part is equipped with the gas vent, gas vent department is equipped with discharge valve. The setting of gas vent and discharge valve is then in order to open discharge valve before dismantling the closing cap and make the atmospheric pressure in the pipeline unanimous with external atmospheric pressure to improve the security of dismantling.

As the utility model discloses a preferred structure, heater bottom discharge gate department is equipped with the governing valve, heater bottom lateral wall is equipped with first manhole, first manhole is used for observing the high fructose corn syrup solution of heater bottom. The setting of governing valve is the velocity of flow in order to adjust the discharge gate in this structure, and the setting of first manhole is then in order to observe the position of high fructose syrup solution in the heater, is convenient for confirm as required whether adjust the velocity of flow of heater discharge gate.

As the utility model discloses a preferred structure, be equipped with the lantern hole on the evaporating pot cover, be equipped with second manhole and lantern hole on the evaporating pot body, the second manhole is flat mutually with the first connecting pipe mouth of pipe in the evaporating pot body, just buffer is located the second manhole field of vision. The setting of second manhole position is in order to observe the condition of first connecting pipe mouth of pipe discharge evaporating liquid and observe buffer's in service behavior at any time in this structure, prevents that buffer from using to appear sclerosis, jam and damage for a long time, leads to evaporating liquid gathering in buffer or top, can not fall to reduce the evaporation effect of evaporating pot.

As an optimized structure of the utility model, the lateral wall of the bottom of the evaporating pot body is provided with a thermometer port, and the thermometer port is used for placing a thermometer.

As an optimized structure of the utility model, be equipped with the level gauge mouth on the collection liquid jar, the level gauge mouth is used for putting the level gauge.

As an optimized structure of the utility model, be equipped with the sample connection on the first backflow pipe.

As an optimized structure of the utility model, the cover of the evaporator is provided with a cleaning opening.

As an optimized structure of the present invention, the heater is a tube heater.

Drawings

FIG. 1 is a schematic structural diagram of a single-effect evaporator for high fructose corn syrup according to an embodiment;

FIG. 2 is a schematic structural diagram of an evaporation tank according to an embodiment;

fig. 3 is a schematic diagram of a structure of a foam removing net according to an embodiment.

Description of reference numerals:

1. a heater; 101. A feed inlet; 102. A steam inlet;

103. a condensed water outlet; 104. A discharge port; 105. A first manhole;

106. adjusting a valve; 2. An evaporator tank; 201. The cover of the evaporating pot;

202. an evaporation tank body; 203. A baffle plate; 204. A metal mesh plate;

205. a card holder; 206. A bump; 207. A second manhole;

208. a lamp hole; 209. A thermometer port; 210. Cleaning the opening;

3. a demister; 4. A condenser; 401. A vacuum pumping port;

402. a cooling water inlet; 403. A cooling water outlet; 404. An outer cylinder;

405. an inner tube; 5. A cooler; 6. A liquid collecting tank;

601. a water outlet; 602. A level gauge port; 7. A first communication pipe;

8. a first return pipe; 801. A sampling port; 9. A second communicating pipe;

901. a vertical tube; 902. A horizontal tank; 903. Sealing the cover;

904. an exhaust port; 905. An exhaust valve; 10. A second return pipe;

11. a third communicating pipe; 12. A heat-insulating layer; 13. A defoaming net;

14. a connecting rod.

Detailed Description

To explain technical contents, structural features, and objects and effects of the technical solutions in detail, the following detailed description is given with reference to the accompanying drawings in conjunction with the embodiments.

Referring to fig. 1 to 3 together, the present embodiment provides a single-effect evaporator for high fructose corn syrup, comprising: the device comprises a heater 1, an evaporation tank 2, a demister 3, a condenser 4 and a liquid collecting tank 6; the upper side wall of the heater is provided with a feed inlet 101 and a steam inlet 102, the lower side wall of the heater is provided with a condensate outlet 103, the bottom of the heater is provided with a discharge outlet 104, the outer side wall of the heater is provided with a heat preservation layer 12, the evaporating pot comprises an evaporating pot cover 201 and an evaporating pot body 202 which are connected through a flange, the top side wall of the heater is communicated with the upper part of the evaporating pot body through a first communication pipe 7, the first communication pipe extends into the evaporating pot body, a buffer device is arranged right below the mouth of the first communication pipe in the evaporating pot body, the buffer device comprises a baffle plate 203 and a metal mesh plate 204, the diameter of a mesh on the metal mesh plate is smaller than the distance between two baffle plates which are connected on the baffle plate, the periphery of the metal mesh plate is provided with an upward extending lug 206, the baffle plate is arranged on the lug, the, the utility model discloses a condenser, including an evaporating pot cover 201, a demister, a condenser cover, a condenser bottom, a liquid collecting tank 6, a water outlet port 403, a water outlet port 601, a water outlet port 401, a water outlet port 403, a water outlet port 601, a water outlet port 401, a water outlet port 601, a water outlet port, a.

In the above embodiment, the heater is preferably a tubular heater, the fructose syrup raw material enters the heater from a feed inlet of the heater for heating, steam enters the heater from a steam inlet, the fructose syrup raw material is also heated, moisture in the fructose syrup raw material is gasified to form evaporated liquid with the fructose syrup, the evaporated liquid enters the evaporation tank through the first communicating pipe for sufficient evaporation, and the arrangement of the buffer device can effectively slow down the falling speed of the evaporated liquid with the fructose syrup, wherein the baffle plate can prolong the falling time of the evaporated liquid, the metal mesh plate can not only delay the falling process of the evaporated liquid, but also scatter the falling evaporated liquid because the mesh diameter of the metal mesh plate is smaller than the distance between the two connected baffling sheets of the baffle plate, thereby effectively increasing the contact time and the contact area between the evaporated liquid and the vacuum, the evaporation effect of the evaporated liquid is effectively improved, in the embodiment, the baffle plate is composed of a plurality of baffling sheets, the connected baffling sheets are connected through a connecting piece, the diameter of the mesh of the metal mesh plate is smaller than the distance between the two connected baffling sheets of the baffle plate, and preferably, the diameter of the mesh of the metal mesh plate is half of the distance between the two connected baffling sheets; the baffle plate is arranged on the lug at the periphery of the metal mesh plate, so that a gap can be formed between the baffle plate and the metal mesh plate, and evaporated liquid falling from the baffle plate flows in the gap, is uniformly distributed on the metal mesh plate and falls from meshes at different positions of the metal mesh plate, so that the phenomenon of aggregation of the evaporated liquid is avoided, and the evaporation effect is further improved. The high fructose syrup evaporating liquid after evaporation in the evaporating pot is partially liquefied to form high fructose syrup solution, the high fructose syrup solution flows back to a discharge port at the bottom of the heater from a first return pipe at the bottom of the evaporating pot, the other part of steam with mist enters the demister through a second communicating pipe for defoaming, the removed mist is liquefied and then flows back to the evaporating pot through a second return pipe for continuous evaporation or formation of the high fructose syrup solution, the defoamed steam enters a condenser through a third communicating pipe for liquefaction and then enters a cooler for cooling, the cooled water solution is collected in a liquid collecting pot, and the cooled water solution is discharged from a drain port arranged at the bottom of the liquid collecting pot.

In addition, in the above embodiment, the clamping seat annularly arranged on the inner side wall of the evaporating pot body is used for fixing the metal mesh plate so as not to fall down; the evaporating pot cover is connected with the evaporating pot body through the flange, so that the evaporating pot cover is convenient to disassemble, and when the buffer device is hardened, blocked and damaged, the evaporating pot cover can be disassembled, and the buffer device can be taken out for cleaning or replacing; in the embodiment, the outer side wall of the heater and the outer side wall of the evaporating pot body are both provided with the insulating layers, in the embodiment, the insulating layers are preferably stainless steel insulating layers, and the insulating layers can effectively reduce the heat loss of the heater and the evaporating pot in the working process, so that the evaporation cost is reduced; the vacuumizing port on the side wall of the top of the inner pipe of the condenser is used for vacuumizing the heater, the evaporating pot, the demister, the condenser, the cooler and the liquid collecting pot which are communicated with the vacuumizing port in the evaporating process.

As shown in fig. 2 and 3, the second communicating pipe 9 includes two parts, namely a vertical pipe 901 and a horizontal pipe 902, the bottom end of the vertical pipe is communicated with the top end of the cover of the evaporation tank, the top end of the vertical pipe is provided with an opening, a sealing cover 903 is arranged at the opening, the sealing cover is connected with the top end of the vertical pipe through a bolt, a defoaming net 13 is arranged in the vertical pipe, the defoaming net is fixed on the lower surface of the sealing cover through a connecting rod 14, the top side wall of the vertical pipe is connected with one end of the horizontal pipe, and the other end of the horizontal pipe is connected with the. In this embodiment, the defoaming net is a cylindrical wire net, the arrangement of the defoaming net can effectively reduce the mist in the steam, and in addition, the sealing cover is connected with the top end of the vertical pipe through a bolt, so that the sealing cover is convenient to disassemble; in this embodiment, the connecting rod both ends are equipped with the external screw thread, and defoaming net top and closing cap bottom all are equipped with the screw, and the connecting rod both ends are through external screw thread and defoaming net top and closing cap bottom fixed connection, when needs carry out regular washing or change to the defoaming net, then dismantle the bolt to mention the closing cap, can directly take out the defoaming net, the dual defoaming volume that removes of defoaming net and demister can make in the steam falls to minimumly.

In the above embodiment, the middle of the horizontal pipe is provided with an exhaust port 904, and the exhaust port is provided with an exhaust valve 905. The exhaust port and the exhaust valve are arranged to open the exhaust valve before the seal cover is disassembled so that the air pressure in the pipeline is consistent with the external air pressure, and therefore the safety of the seal cover during disassembly is improved.

As shown in FIG. 1, a regulating valve 106 is arranged at the discharge outlet of the bottom of the heater, and a first manhole 105 is arranged on the side wall of the bottom of the heater and used for observing the high fructose corn syrup solution at the bottom of the heater. The setting of governing valve is in order to adjust the velocity of flow of discharge gate in this embodiment, and the setting of first manhole is then in order to observe the position of the high fructose syrup solution in the heater, is convenient for confirm whether to adjust the velocity of flow of heater discharge gate as required.

As shown in fig. 2, a lamp hole 208 is provided on the cover of the evaporation tank, a second manhole 207 and a lamp hole 208 are provided on the tank body of the evaporation tank, the second manhole is flush with the pipe orifice of the first communication pipe in the tank body of the evaporation tank, and the buffer device is located in the visual field of the second manhole 207. The setting of second manhole position in this embodiment is in order to observe the condition of first communication pipe mouth discharge evaporating liquid and observe buffer's in service behavior at any time, prevents that buffer from using to appear hardening, jam, damaged for a long time and leading to the evaporating liquid gathering in buffer or top, can not fall to reduce the evaporation effect of evaporating pot.

In some embodiments, the bottom side wall of the evaporation tank body is provided with a thermometer port 209, and the thermometer port is used for placing a thermometer to measure the temperature in the evaporation tank. The liquid collection tank 6 is provided with a liquid level meter port 602, the liquid level meter port is used for placing a liquid level meter, and the liquid level meter is used for measuring the liquid position in the liquid collection tank. The first return pipe is provided with a sampling port 801, and the sampling port is arranged to detect whether the concentration of the fructose-glucose syrup solution returned from the evaporation tank reaches a standard or not. The cover of the evaporator tank is provided with a cleaning opening 210, and the cleaning opening is arranged to facilitate cleaning of the evaporator tank.

It should be noted that, although the above embodiments have been described herein, the scope of the present invention is not limited thereby. Therefore, based on the innovative concept of the present invention, the changes and modifications of the embodiments described herein, or the equivalent structure or equivalent process changes made by the contents of the specification and the drawings of the present invention, directly or indirectly apply the above technical solutions to other related technical fields, all included in the scope of the present invention.

Claims

1. A single-effect evaporator for high fructose corn syrup is characterized by comprising: the device comprises a heater, an evaporation tank, a demister, a condenser and a liquid collecting tank;

the upper side wall of the heater is provided with a feed inlet and a steam inlet, the lower side wall of the heater is provided with a condensate outlet, the bottom of the heater is provided with a discharge outlet, the outer side wall of the heater is provided with a heat preservation layer, the evaporation tank comprises an evaporation tank cover and an evaporation tank body which are connected through a flange, the top side wall of the heater is communicated with the upper part of the evaporation tank body through a first communicating pipe, the first communicating pipe extends into the evaporation tank body, a buffer device is arranged right below the pipe orifice of the first communicating pipe in the evaporation tank body, the buffer device comprises a baffle plate and a metal screen plate, the diameter of a mesh on the metal screen plate is smaller than the distance between two baffle plates connected with the baffle plate, the periphery of the metal screen plate is provided with an upward extending lug, the baffle plate is arranged on the lug, the inner side wall of the evaporation tank body is annularly provided with a clamping seat, the utility model discloses a condenser, including evaporimeter tank cover, demister, condenser bottom, lateral wall, the evaporating pot tank body lateral wall is equipped with the heat preservation, the evaporating pot cover top is through second communicating pipe and demister side wall intercommunication, the demister bottom is through second back flow and evaporating pot body upper portion intercommunication, the condenser includes urceolus and inner tube, the side wall passes through the inner tube top intercommunication of third communicating pipe and condenser on the demister, and the inner tube top lateral wall of condenser still is equipped with the evacuation mouth, the lateral wall is equipped with the cooling water import on the condenser urceolus, and the lateral wall is equipped with the cooling water export under the condenser urceolus, the condenser below is equipped with the cooler, the cooler below.

2. The single-effect evaporator for high fructose corn syrup according to claim 1, wherein: the second communicating pipe comprises a vertical pipe and a horizontal pipe, the bottom end of the vertical pipe is communicated with the top end of an evaporating pot cover, an opening in the top end of the vertical pipe is arranged, a sealing cover is arranged at the opening, the sealing cover is connected with the top end of the vertical pipe through a bolt, a defoaming net is arranged in the vertical pipe, the defoaming net is fixed to the lower surface of the sealing cover through a connecting rod, the side wall of the top of the vertical pipe is connected with one end of the horizontal pipe, and the other end of the horizontal pipe is connected with the side wall of a defoaming device.

3. The single-effect evaporator for high fructose corn syrup according to claim 2, wherein: the middle part of the horizontal pipe is provided with an exhaust port, and an exhaust valve is arranged at the exhaust port.

4. The single-effect evaporator for high fructose corn syrup according to claim 1, wherein: the utility model discloses a high fructose corn syrup solution heater, including heater bottom discharge gate, heater bottom lateral wall, first manhole is used for observing the high fructose corn syrup solution of heater bottom.

5. The single-effect evaporator for high fructose corn syrup according to claim 1, wherein: the evaporating pot cover is provided with a lamp hole, the evaporating pot body is provided with a second manhole and a lamp hole, the second manhole is level with the pipe orifice of the first communicating pipe in the evaporating pot body, and the buffer device is located in the field of view of the second manhole.

6. The single-effect evaporator for high fructose corn syrup according to claim 1, wherein: the side wall of the bottom of the evaporation tank body is provided with a thermometer hole, and the thermometer hole is used for placing a thermometer.

7. The single-effect evaporator for high fructose corn syrup according to claim 1, wherein: and a liquid level meter port is arranged on the liquid collecting tank and used for placing a liquid level meter.

8. The single-effect evaporator for high fructose corn syrup according to claim 1, wherein: and the first reflux pipe is provided with a sampling port.

9. The single-effect evaporator for high fructose corn syrup according to claim 1, wherein: and a cleaning opening is formed in the evaporator tank cover.

10. The single-effect evaporator for high fructose corn syrup according to claim 1, wherein: the heater is a tube heater.