Cooling recovery device applied to caramel color production

Abstract

The utility model belongs to the technical field of caramel color production, and particularly relates to a cooling recovery device applied to caramel color production, which comprises a reaction tank, a waste heat utilization component arranged on one side of the reaction tank, a recovery box arranged at the bottom of the waste heat utilization component, a water pump arranged on one side of the recovery box, and a liquid pumping pipe arranged at the input end of the water pump. The top end of the liquid conveying pipe is provided with a dispersion pipeline. Through mutual cooperation of the water tank, the exhaust pipe, the spiral breather pipe, the heat conduction rod and the gas guide pipe, the waste heat recovery efficiency of the device is improved, the problem that a large amount of heat is wasted in the treatment process of the device is solved, and the waste heat recovery efficiency is improved. Through mutual cooperation of a recycling box, a water pump, a liquid pumping pipe, a liquid conveying pipe, a dispersing pipeline, a spray head, a driving gear, a motor, a driven gear and a stirring rod, unstable substances in tail gas can be effectively recycled, and the problem that emission of the tail gas treated by the device cannot meet the environmental protection requirement is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to caramel color production technical field, specifically for a kind of cooling recovery unit applied to caramel color production in middle. BACKGROUND

[0002] The production of ordinary caramel color is carried out by caramelization reaction of fructose syrup under the catalysis of trace acid, and in the dehydration process of heating under normal pressure, fructose continuously dehydrates, condenses, cracks and oxidizes, etc., to produce a large amount of unstable substances such as 5-hydroxymethyl furfural and malonic acid, which have strong volatility at high temperature of 130-200℃, and are discharged from the reaction kettle as mixed tail gas with the dehydration steam, which needs to be treated by a cooling recovery device before being discharged into the atmosphere due to its strong pungent smell and acid gas.

[0003] The existing patent number CN208097743U provides a cooling recovery device applied to caramel color production, which includes a reaction tank steam outlet, a connecting pipe, a medium inlet, a main shell and a medium outlet, a spraying device is arranged below the medium inlet, the spraying device includes a spraying pipe and a spraying pipe sleeve, the spraying pipe includes a horizontal pipe section and a vertical pipe section, the vertical pipe section is located directly below the center of the medium inlet, a plurality of spraying holes are arranged on the outer periphery of the vertical pipe section, and the gasified medium generated in caramel color production enters the main shell through the reaction tank steam outlet, the connecting pipe and the medium inlet in sequence, and first encounters the spraying medium sprayed from the spraying holes on the vertical pipe section, so that the gasified medium is converted and recovered on one hand, and a preliminary cooling process is carried out on the other hand. The device has simple structure, convenient installation and use, large spraying range and high cooling and recovery efficiency.

[0004] The existing technology has the following problems:

[0005] 1. The existing cooling recovery device applied to caramel color production has unsatisfactory efficiency for waste heat recovery, which leads to the problem of waste of a large amount of heat due to untimely recovery during the treatment process, and cannot meet the use requirements.

[0006] 2. The existing cooling recovery device applied to caramel color production recovers and reuses unstable substances in tail gas by spraying, but this leads to the problem that the treated tail gas cannot meet the environmental protection requirements due to insufficient contact between part of the tail gas and water mist during the treatment process of the device, which reduces the practicability of the device and is not convenient for promotion. INVENTION CONTENTS

[0007] The utility model provides a kind of cooling recovery device applied to caramel color production, solve the efficiency of waste heat recovery that exists today is not particularly ideal, which also leads to device in the processing process, it is easy to cause to have a lot of heat to appear to waste, and device in the tail gas processing process, it is easy to part tail gas not with water mist fully contact, and then cause the problem that the tail gas after processing appears emission does not reach environmental protection requirement.

[0008] To achieve the above object, the utility model provides the following technical scheme: a kind of cooling recovery device applied to caramel color production, including reaction tank, the reaction tank side is provided with waste heat utilization component, the waste heat utilization component bottom is provided with recovery tank, the recovery tank side is provided with water pump, the water pump input is provided with liquid suction pipe, the water pump output is provided with liquid delivery pipe, the liquid delivery pipe top end is provided with dispersion pipeline, the dispersion pipeline bottom is provided with spray head, the recovery tank inside bottom end is provided with protection frame, the recovery tank is located in the protection frame inside and is provided with main gear, the main gear bottom is provided with motor, the main gear outer side is engaged with from gear, the from gear inside is provided with rotating rod, the rotating rod outer surface top is provided with stirring rod, the rotating rod bottom end is provided with bearing seat.

[0009] As a preferred technical scheme of the utility model, the waste heat utilization component includes a water tank, the water tank is provided with an exhaust pipe on one side, the exhaust pipe is provided with a spiral air pipe at one end, the spiral air pipe is provided with a heat conduction rod on the outer surface, and the spiral air pipe is provided with a gas guide pipe on one side.

[0010] As a preferred technical scheme of the utility model, one side of the spiral air pipe is fixedly connected with the exhaust pipe, the other side of the spiral air pipe is fixedly connected with the gas guide pipe, and the exhaust pipe, the spiral air pipe, and the gas guide pipe are throughly arranged.

[0011] As a preferred technical scheme of the utility model, the heat conduction rods are installed on the spiral air pipe through fixed connection, the number of heat conduction rods is several groups, and the heat conduction rods are arranged in equidistant arc shape.

[0012] As a preferred technical scheme of the utility model, the spray head is installed on the dispersion pipeline through fixed connection, the dispersion pipeline is integrally arranged in frame shape, and the dispersion pipeline and the liquid delivery pipe are throughly arranged.

[0013] As a preferred technical scheme of the utility model, the main gear is installed on the output shaft of the motor through fixed connection, the outer edge of the main gear and the outer edge of the from gear are mutually engaged, and the from gear is installed on the rotating rod through fixed connection.

[0014] As a preferred technical scheme of the utility model, the rotating rod is installed on the bearing seat through rotating connection, the number of the rotating rods is two groups, and the two groups of rotating rods are arranged in correspondence with the middle part of the recovery box.

[0015] Compared with the prior art, the utility model provides a kind of cooling recovery device applied to caramel color production, with following beneficial effects:

[0016] 1、The cooling recovery device applied to caramel color production, by setting water tank, exhaust pipe, spiral vent pipe, heat conducting rod and air guide pipe, in the process of recycling waste heat, the heat in the exhaust gas discharged by reaction tank is directly introduced into spiral vent pipe by the exhaust pipe, and the heat in the exhaust gas is quickly dissipated and absorbed by the water in the water tank by the heat conducting rod and the tortuous flow of exhaust gas in spiral vent pipe, the heated water can be used by workers, and the exhaust gas losing heat is directly guided out by air guide pipe for subsequent operation, this design improves the waste heat recovery efficiency of the device, avoids the problem of waste of a large amount of heat during processing, and meets the use requirement.

[0017] 2、The cooling recovery device applied to caramel color production, by setting recovery box, water pump, liquid suction pipe, liquid delivery pipe, dispersion pipeline, spray head, main gear, motor, pinion and stirring rod, when exhaust gas losing heat enters the inside of recovery box from air guide pipe, the outer edge of main gear and the outer edge of pinion are meshed with each other, so that the start of motor can drive multiple stirring rods to rotate synchronously, then the unstable substances in exhaust gas are fully contacted with water by the rotation of multiple stirring rods, so as to improve the adsorption effect, and the remaining exhaust gas not fully contacted can be pumped out by water pump, and then transported to dispersion pipeline by liquid delivery pipe, and then sprayed out by each group of spray heads through dispersion pipeline, to perform secondary contact adsorption on the remaining unstable substances in exhaust gas, so that the discharged air is more clean, this design can effectively recover the unstable substances in exhaust gas by setting multiple adsorption modes, avoids the problem that the exhaust gas after processing of the device cannot meet the environmental protection requirement, improves the practicality of the device, and is convenient for promotion. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is the whole structure schematic diagram of the utility model;

[0019] Figure 2 It is the section structure schematic diagram of water tank of the utility model;

[0020] Figure 3 It is the section structure schematic diagram of recovery box of the utility model;

[0021] Figure 4The utility model discloses a connecting structure schematic drawing of gear.

[0022] In the figure: 1, reaction tank, 2, waste heat utilization assembly, 201, water tank, 202, exhaust pipe, 203, spiral vent pipe, 204, heat conduction rod, 205, gas guide pipe, 3, recovery tank, 4, water pump, 5, liquid suction pipe, 6, liquid delivery pipe, 7, dispersion pipeline, 8, spray head, 9, protection frame, 10, main gear, 11, motor, 12, from gear, 13, rotating rod, 14, stirring rod, 15, bearing seat. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0024] With reference to Figure 1 , Figure 3 and Figure 4 , the utility model provides an embodiment: a kind of cooling recovery device applied to caramel color production, including reaction tank 1, reaction tank 1 side is provided with waste heat utilization assembly 2, waste heat utilization assembly 2 bottom is provided with recovery tank 3, recovery tank 3 side is provided with water pump 4, water pump 4 input end is provided with liquid suction pipe 5, water pump 4 output end is provided with liquid delivery pipe 6, and liquid delivery pipe 6 top end is provided with dispersion pipeline 7, and dispersion pipeline 7 bottom is provided with spray head 8, and recovery tank 3 inside bottom end is provided with protection frame 9, and recovery tank 3 is located in the inside of protection frame 9 and is provided with main gear 10, and main gear 10 bottom is provided with motor 11, and main gear 10 outer rim is engaged with from gear 12, and from gear 12 inside is provided with rotating rod 13, and rotating rod 13 outer surface top is provided with stirring rod 14, and rotating rod 13 bottom end is provided with bearing seat 15;Spray head 8 is installed on dispersion pipeline 7 by fixed connection, and dispersion pipeline 7 is integrally arranged in frame shape, and dispersion pipeline 7 and liquid delivery pipe 6 are through arrangement between them.

[0025] Specifically: it is convenient to respectively deliver water to each group of spray head 8 by dispersion pipeline 7 and spray, and the residual unstable substance in the tail gas in recovery tank 3 is contacted and adsorbed again, so that the discharged air is cleaner.

[0026] With reference to Figure 1 and Figure 2The waste heat utilization assembly 2 comprises a water tank 201, one side of the water tank 201 is provided with an exhaust pipe 202, one end of the exhaust pipe 202 is provided with a spiral air pipe 203, the outer surface of the spiral air pipe 203 is provided with a heat conduction rod 204, one side of the spiral air pipe 203 is provided with a gas guide pipe 205; one side of the spiral air pipe 203 is fixedly connected with the exhaust pipe 202, the other side of the spiral air pipe 203 is fixedly connected with the gas guide pipe 205, the exhaust pipe 202, the spiral air pipe 203 and the gas guide pipe 205 are throughly arranged, and the size of the spiral air pipe 203 is matched with the size of the water tank 201;

[0027] Specifically, the exhaust gas can flow in the spiral air pipe 203 in a roundabout way, so that the heat in the exhaust gas can be quickly dissipated, thereby improving the waste heat recovery efficiency of the device.

[0028] With reference to Figure 2 The heat conduction rods 204 are installed on the spiral air pipe 203 in a fixed connection mode, and the heat conduction rods 204 are arranged in an equidistant arc shape.

[0029] Specifically, the heat conduction rods 204 can quickly conduct the heat of the exhaust gas in the spiral air pipe 203, thereby further improving the waste heat recovery efficiency of the device.

[0030] With reference to Figure 1 , Figure 3 and Figure 4 The main gear 10 is installed on the output shaft of the motor 11 in a fixed connection mode, the outer edge of the main gear 10 is engaged with the outer edge of the from gear 12, and the from gear 12 is installed on the rotating rod 13 in a fixed connection mode; the rotating rod 13 is installed on the bearing seat 15 in a rotating connection mode, and the rotating rod 13 is arranged in two groups, and the two groups of rotating rods 13 are arranged in correspondence with the middle part of the recovery tank 3.

[0031] Specifically, the motor 11 can be started to drive the multiple groups of stirring rods 14 to rotate synchronously, and then the unstable substances in the exhaust gas can be fully contacted with water through the rotation of the multiple groups of stirring rods 14, thereby improving the adsorption effect.

[0032] It should be noted that (the water pump 4 and the motor 11) are well known or can be known to those skilled in the related technical field, and therefore will not be described here.

[0033] The working principle and use process of the utility model: in the process of recycling waste heat, through the setting of exhaust pipe 202, the heat in the exhaust gas discharged by reaction tank 1 can directly enter into spiral vent pipe 203, at the same time, through the setting of heat conduction rod 204 in waste heat utilization assembly 2, in cooperation with the circuitous flow of tail gas in spiral vent pipe 203, the heat in the exhaust gas can be quickly dissipated and absorbed by the water in water tank 201, the water is heated and can be used by workers, finally, the exhaust gas losing heat will be directly led out by gas guide pipe 205, so as to subsequent operation;

[0034] When the exhaust gas losing heat enters the inside of recycling tank 3 from gas guide pipe 205, first, the main gear 10 on the output shaft of motor 11 and the driven gear 12 on rotating rod 13 are mutually engaged, so that the starting of motor 11 can drive multiple sets of stirring rods 14 to rotate synchronously, then through the rotation of multiple sets of stirring rods 14, the unstable substances in the exhaust gas are fully contacted with water, so as to improve the adsorption effect, and the remaining exhaust gas not fully contacted can be pumped out by liquid pump 4, so that the water in recycling tank 3 is pumped out by pumping pipe 5 and delivered to dispersion pipeline 7 through liquid delivery pipe 6, then the dispersion pipeline 7 delivers the exhaust gas to each set of spray head 8 respectively, so as to spray out and perform secondary contact adsorption on the remaining unstable substances in the exhaust gas, so that the discharged air is more clean.

[0035] Finally, it should be pointed out that: the above only for the preferred embodiments of the utility model, and does not limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing embodiments, or make equivalent replacement to part of the technical features. Any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A cooling recovery device applied in the production of caramel color, comprising a reaction tank (1), characterized in that: The reaction tank (1) one side is provided with waste heat utilization assembly (2), waste heat utilization assembly (2) bottom is provided with recovery tank (3), recovery tank (3) one side is provided with water pump (4), water pump (4) input is provided with liquid suction pipe (5), water pump (4) output is provided with infusion tube (6), infusion tube (6) top is provided with dispersion pipeline (7), dispersion pipeline (7) bottom is provided with shower head (8), recovery tank (3) inside bottom is provided with guard frame (9), recovery tank (3) is located in guard frame (9) inside and is provided with main gear (10), main gear (10) bottom is provided with motor (11), main gear (10) outer engagement has from gear (12), from gear (12) inside is provided with rotating rod (13), rotating rod (13) outer surface is provided with stirring rod (14) above, rotating rod (13) bottom is provided with bearing seat (15).

2. The cooling and recovery device applied to the production of caramel color according to claim 1, characterized in that: The waste heat utilization assembly (2) comprises a water tank (201), and the water tank (201) is provided with an exhaust pipe (202) on one side; the exhaust pipe (202) is provided with a spiral ventilation pipe (203) at one end; the spiral ventilation pipe (203) is provided with a heat conduction rod (204) on the outer surface; and the spiral ventilation pipe (203) is provided with a gas guide pipe (205) on one side.

3. The cooling and recovery device applied to the production of caramel color according to claim 2, characterized in that: One side of the spiral ventilation pipe (203) is fixedly connected with the exhaust pipe (202), and the other side of the spiral ventilation pipe (203) is fixedly connected with the gas guide pipe (205); the exhaust pipe (202), the spiral ventilation pipe (203) and the gas guide pipe (205) are throughly arranged; and the size of the spiral ventilation pipe (203) is matched with the size of the water tank (201).

4. The cooling and recovering device applied to the production of caramel color according to claim 2, characterized in that: The heat conduction rods (204) are installed on the spiral ventilation pipe (203) through fixed connection; the number of the heat conduction rods (204) is several groups; and the heat conduction rods (204) are arranged in equidistant arc shape.

5. The cooling and recovery device applied to the production of caramel color according to claim 1, characterized in that: The shower head (8) is installed on the dispersion pipeline (7) through fixed connection; the dispersion pipeline (7) is integrally arranged in frame shape; and the dispersion pipeline (7) is throughly arranged with the infusion tube (6).

6. The cooling and recovery device applied to the production of caramel color according to claim 1, characterized in that: The main gear (10) is installed on the output shaft of the motor (11) through fixed connection; the outer edge of the main gear (10) is engaged with the outer edge of the from gear (12); and the from gear (12) is installed on the rotating rod (13) through fixed connection.

7. The cooling and recovery device applied to the production of caramel color according to claim 1, characterized in that: The rotating rods (13) are installed on the bearing seat (15) through rotating connection; the number of the rotating rods (13) is two groups; and the two groups of rotating rods (13) are correspondingly arranged with the middle part of the recovery tank (3).

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