Saponification wastewater heat energy recycling equipment

Abstract

The utility model relates to the technical field of saponification waste water heat energy recovery, and discloses saponification waste water heat energy recovery and reutilization equipment which comprises a recovery box, the upper surface of the recovery box is connected with a saponification waste water inlet pipe in a penetrating mode, and a heat exchange mechanism is arranged in the recovery box. A conical pipe is fixedly connected to the upper end in the saponification wastewater inlet pipe, and a filtering mechanism is arranged at the position, located on the left side of the saponification wastewater inlet pipe, of the upper surface of the recycling box. According to the saponification wastewater treatment device, the heat exchange mechanism is arranged, the heat exchange pipes in the heat exchange mechanism are used for carrying out heat exchange on a preheating medium and saponification wastewater, the heat exchange pipes are of a multi-S-shaped structure, the contact duration of the preheating medium and heat energy is prolonged, the heat exchange efficiency is improved, impurities in the saponification wastewater are filtered through a filter plate in the filter mechanism, and the saponification wastewater treatment effect is improved. The motor drives the synchronous belt to rotate through the synchronous wheel, switching use of the two filter plates can be achieved, when one filter plate is used, the other filter plate can be cleaned or replaced, and therefore long-time shutdown and waiting are not needed.

Description

TECHNICAL FIELD

[0001] The utility model relates to saponification wastewater heat energy recovery technical field, specifically a kind of saponification wastewater heat energy recovery and reuse equipment. BACKGROUND

[0002] In the production process of propylene oxide, a large amount of saponification wastewater will be produced, which contains calcium ions and has high temperature and large water volume. The traditional saponification wastewater treatment method is to treat it in a series of processes and directly discharge to the outside after meeting the discharge standard specified by the environmental protection department.

[0003] At present, the saponification wastewater heat energy recovery and utilization device on the market is improved in function and other aspects. Since the saponification wastewater needs to be filtered, a filter structure is usually arranged inside the device. However, the installation position of some filter structures is very troublesome to maintain and replace, which requires a lot of time to clean and replace, affects the use time, reduces the work efficiency, and wastes resources.

[0004] A saponification wastewater heat energy recovery and utilization device (authorized publication number CN217677146U) is disclosed in a Chinese patent. The patent technology sets up a chute and a fixed frame to facilitate the user to lift the filter block and remove it from the inside of the device shell for replacement and cleaning, which improves the working efficiency of the device, reduces the maintenance and replacement time of the device, and facilitates the use of the user.

[0005] However, it has certain disadvantages: the cleaning of the filter block is relatively troublesome, which needs to be manually lifted out of the device, and it needs to be shut down for a long time when cleaning or replacing the filter block, which will cause a long interruption of the filtering process, increase the downtime and maintenance cost. UTILITY MODEL CONTENTS

[0006] The utility model aims to provide a kind of saponification wastewater heat energy recovery and reuse equipment to solve the problems raised in the above background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions:

[0008] A saponification wastewater heat energy recovery and reuse equipment includes a recovery tank, a saponification wastewater inlet pipe is connected to the upper surface of the recovery tank, and a heat exchange mechanism is arranged inside the recovery tank.

[0009] The internal upper end of the saponification wastewater inlet pipe is fixedly connected with a conical pipe, the upper surface of the recovery box is provided with a filtering mechanism on the left side of the saponification wastewater inlet pipe, the filtering mechanism comprises a supporting rod, the left end of the supporting rod is fixedly connected with a first vertical plate, the right end of the supporting rod is fixedly connected with a second vertical plate, two slide rods are symmetrically fixed on the front of the supporting rod between the first vertical plate and the second vertical plate, the left side surface of the first vertical plate and the right side surface of the second vertical plate are fixedly connected with supporting blocks, the rear surface of the left side supporting block is fixedly connected with a motor, the output end of the motor and the front surface of the right side supporting block are fixedly connected and rotationally connected with synchronous wheels respectively, the outer portions of the two synchronous wheels are commonly sleeved with a synchronous belt, and the outer portions of the synchronous belt are provided with filtering pieces on the upper and lower sides.

[0010] As a further scheme of the present utility model: the heat exchange mechanism includes multiple heat exchange pipes distributed from front to back, and horizontal pipes are commonly fixed to the left and right ends of the multiple heat exchange pipes, and vertical pipes are fixed to the upper surfaces of the horizontal pipes.

[0011] As a further scheme of the present utility model: the filtering pieces include fixed rods, fixed plates are fixed to the left ends of the fixed rods, fixed blocks are fixed to the right ends of the fixed rods, and filter plates are fixed to the right side surfaces of the fixed blocks.

[0012] As a further scheme of the present utility model: the lower ends of the first vertical plates are fixed to the upper surfaces of the recovery boxes, the synchronous wheels are located in front of the supporting blocks, the synchronous belt is movably penetrated through the first vertical plate and the second vertical plate, and the two slide rods are located on the inner side of the synchronous belt.

[0013] As a further scheme of the present utility model: the upper ends of the two vertical pipes are respectively penetrated and connected to the left and right ends of the upper surfaces of the recovery boxes.

[0014] As a further scheme of the present utility model: the slide rods are movably penetrated through the fixed plates, the synchronous belt is penetrated and connected to the fixed plates, the fixed blocks are movably penetrated through the left side surfaces of the saponification wastewater inlet pipes, the two filter plates are located below the conical pipe, and the two filter plates are respectively located on the outer portion and the inner portion of the saponification wastewater inlet pipe.

[0015] Compared with the prior art, the present utility model has the advantages that:

[0016] 1、The present utility model is provided with a heat exchange mechanism, the heat exchange pipes in the heat exchange mechanism are used for heat exchange between preheating medium and saponification wastewater, heat energy of the saponification wastewater is recycled, the heat exchange pipes are in multiple S-shaped structures, the contact time of the preheating medium and the heat energy is increased, and the heat exchange efficiency is improved.

[0017] 2. The utility model discloses a filter mechanism is provided with, and the filter plate in filter mechanism carries out the filtration to the impurity in saponification wastewater, and the motor rotates through synchronous pulley synchronous belt, can realize the switching use of two filter plates, avoids the same filter plate and blocks up because of the use time is too long, and when using one filter plate, can clean or replace another filter plate, thereby does not need long time shutdown and waits, only needs the shutdown and waits of shorter time. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a kind of saponification wastewater heat energy recycling equipment structure diagram;

[0019] Figure 2 It is a kind of saponification wastewater heat energy recycling equipment heat exchange mechanism structure diagram;

[0020] Figure 3 It is a kind of saponification wastewater heat energy recycling equipment saponification wastewater inlet pipe sectional view;

[0021] Figure 4 It is a kind of saponification wastewater heat energy recycling equipment filter mechanism structure diagram.

[0022] In the drawing: 1, recycling box;2, saponification wastewater inlet pipe;3, heat exchange mechanism;4, heat exchange pipe;5, horizontal pipe;6, vertical pipe;7, conical pipe;8, filter mechanism;9, support rod;10, first vertical plate;11, second vertical plate;12, slide rod;13, support block;14, motor;15, synchronous pulley;16, synchronous belt;17, filter piece;18, fixed rod;19, fixed plate;20, fixed block;21, filter plate. DETAILED DESCRIPTION

[0023] Please refer to Figure 1 And Figure 2 In the utility model embodiment, a kind of saponification wastewater heat energy recycling equipment, including recycling box 1, the upper surface of recycling box 1 is connected with saponification wastewater inlet pipe 2, and recycling box 1 is provided with heat exchange mechanism 3 in the inside, and heat exchange mechanism 3 includes multiple heat exchange pipes 4 from front to back distribution, and the left and right ends of multiple heat exchange pipes 4 are commonly fixedly connected with horizontal pipe 5, and the upper surface of horizontal pipe 5 is fixedly connected with vertical pipe 6, and the upper end of two vertical pipes 6 is respectively connected on the upper surface left and right ends of recycling box 1;

[0024] Recycling box 1 includes box body fixedly connected with the lid of box body;

[0025] The left side surface lower end of recycling box 1 is equipped with drain pipe with valve, for discharging saponification wastewater in recycling box 1;

[0026] Saponification wastewater inlet pipe 2 is used to discharge saponification wastewater into recycling box 1;

[0027] The length of the left vertical pipe 6 is greater than that of the right vertical pipe 6, but the upper surfaces of the two are flush, the preheating medium is discharged into the plurality of heat exchange pipes 4 through the right vertical pipe 6 for heat exchange, and finally discharged through the left vertical pipe 6;

[0028] The heat exchange pipe 4 is a component composed of a plurality of S shapes, which can increase the contact time of the preheating medium and the heat of the saponification wastewater, and improve the heat exchange efficiency;

[0029] The material of the heat exchange pipe 4 is a high-thermal-conductivity material, preferably metal or graphite.

[0030] In Figure 1 , Figure 3 and Figure 4 : The inside upper end of the saponification wastewater inlet pipe 2 is fixedly connected with a conical pipe 7, the upper surface of the recovery tank 1 is provided with a filtering mechanism 8 on the left side of the saponification wastewater inlet pipe 2, the filtering mechanism 8 includes a support rod 9, the left end of the support rod 9 is fixedly connected with a first vertical plate 10, the lower end of the first vertical plate 10 is fixedly connected to the upper surface of the recovery tank 1, the right end of the support rod 9 is fixedly connected with a second vertical plate 11, two slide rods 12 are symmetrically fixed between the first vertical plate 10 and the second vertical plate 11 in front of the support rod 9, the left side surface of the first vertical plate 10 and the right side surface of the second vertical plate 11 are both fixedly connected with a support block 13, the rear surface of the left support block 13 is fixedly connected with a motor 14, the output end of the motor 14 and the front surface of the right support block 13 are respectively fixedly connected and rotationally connected with a synchronous wheel 15, the synchronous wheel 15 is located in front of the support block 13, the outer portions of the two synchronous wheels 15 are jointly sleeved with a synchronous belt 16, the synchronous belt 16 movably penetrates through the first vertical plate 10 and the second vertical plate 11, the two slide rods 12 are both located on the inner side of the synchronous belt 16, the outer portions of the synchronous belt 16 are both provided with a filter 17 on the upper side and the lower side, the filter 17 includes a fixed rod 18, the left end of the fixed rod 18 is fixedly connected with a fixed plate 19, the slide rod 12 movably penetrates through the fixed plate 19, the synchronous belt 16 penetrates through the fixed plate 19, the right end of the fixed rod 18 is fixedly connected with a fixed block 20, the fixed block 20 movably penetrates through the left side surface of the saponification wastewater inlet pipe 2, the right side surface of the fixed block 20 is fixedly connected with a filter plate 21, the two filter plates 21 are both located below the conical pipe 7, and the two filter plates 21 are respectively located on the outside and the inside of the saponification wastewater inlet pipe 2;

[0031] The filter plate 21 includes a solid frame and a filter plate body fixedly connected in the solid frame, which is used for filtering impurities in the saponification wastewater;

[0032] In the initial state, the upper filter plate 21 is located on the outside of the saponification wastewater inlet pipe 2, the lower filter plate 21 is located on the inside of the saponification wastewater inlet pipe 2, and the lower filter plate 21 abuts against the inner surface of the saponification wastewater inlet pipe 2;

[0033] The motor 14 is provided with a brake, that is, the motor shaft cannot rotate after power off, and the motor 14 is connected to a forward and reverse circuit, which can drive the synchronous belt 16 to rotate clockwise and counterclockwise.

[0034] The upper fixing plate 19 is located outside the upper slide rod 12 and is fixed to the upper left end of the synchronous belt 16, and the lower fixing plate 19 is located outside the lower slide rod 12 and is fixed to the lower right end of the synchronous belt 16.

[0035] When the synchronous belt 16 rotates clockwise, the upper filter plate 21 is moved into the inside of the saponification wastewater inlet pipe 2, and the lower filter plate 21 is moved out of the inside of the saponification wastewater inlet pipe 2; when the synchronous belt 16 rotates anticlockwise, the upper filter plate 21 is moved out of the inside of the saponification wastewater inlet pipe 2, and the lower filter plate 21 is moved into the inside of the saponification wastewater inlet pipe 2, so that the two filter plates 21 are switched to use, the same filter plate 21 is prevented from being used for too long and being blocked, and the filter plate 21 that is not used is cleaned without affecting the filtering, and long downtime is avoided.

[0036] The tapered pipe 7 enables the saponification wastewater to fall to the center of the filter plate 21, and prevents the saponification wastewater from flowing to the inner wall of the saponification wastewater inlet pipe 2 and flowing out of the gap.

[0037] The fixing block 20 is detachably connected with the filter plate 21 by bolts.

[0038] The working principle of the utility model is as follows: when used, the worker pours the saponification wastewater into the inside of the recycling box 1 through the saponification wastewater inlet pipe 2, in the process, the saponification wastewater is filtered by the lower filter plate 21 to filter out impurities; then the worker pours the preheated medium into the inside of the plurality of heat exchange pipes 4 through the right vertical pipe 6, and the medium exchanges heat with the saponification wastewater when passing through the heat exchange pipes 4, so that the heat energy recovery of the saponification wastewater is realized, and the heated medium is discharged through the left vertical pipe 6; when the lower filter plate 21 is used for a period of time, the motor 14 drives the synchronous belt 16 to rotate clockwise through the synchronous wheel 15, so that the upper filter plate 21 is moved into the inside of the saponification wastewater inlet pipe 2, and the lower filter plate 21 is moved out of the inside of the saponification wastewater inlet pipe 2, at this time, the worker can clean the lower filter plate 21.

[0039] The above is only a preferred specific embodiment of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the utility model concept of the utility model within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model.

[0040] In the description of the utility model, it is to explain, unless another explicit provision and limitation, term "installation", "link", "connection" should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through the intermediate medium, can be two elements inside the communication。For ordinary skilled person in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

Claims

1. A saponification wastewater heat energy recycling equipment, comprising a recycling box (1), the upper surface of the recycling box (1) is connected with a saponification wastewater inlet pipe (2) through, and the recycling box (1) is internally provided with a heat exchange mechanism (3); characterized in that The inner upper end of the saponification wastewater inlet pipe (2) is fixedly connected with a tapered pipe (7), the upper surface of the recycling box (1) is provided with a filtering mechanism (8) on the left side of the saponification wastewater inlet pipe (2), the filtering mechanism (8) comprises a support rod (9), the left end of the support rod (9) is fixedly connected with a first vertical plate (10), and the right end of the support rod (9) is fixedly connected with a second vertical plate (11), two slide rods (12) are symmetrically fixed between the first vertical plate (10) and the second vertical plate (11) and in front of the support rod (9), the left side surface of the first vertical plate (10) and the right side surface of the second vertical plate (11) are fixedly connected with support blocks (13), the rear surface of the left side support block (13) is fixedly connected with a motor (14), the output end of the motor (14) and the front surface of the right side support block (13) are fixedly connected and rotationally connected with synchronous wheels (15), respectively, and the outer portions of the two synchronous wheels (15) are jointly sleeved with a synchronous belt (16), and the outer portions of the synchronous belt (16) are provided with filtering pieces (17) on the upper and lower sides.

2. The saponification wastewater heat energy recycling device according to claim 1, characterized in that, The heat exchange mechanism (3) comprises a plurality of heat exchange pipes (4) distributed from front to back, and the left and right ends of the plurality of heat exchange pipes (4) are jointly fixedly connected with horizontal pipes (5), and the upper surface of the horizontal pipe (5) is fixedly connected with vertical pipes (6).

3. The saponification wastewater heat energy recycling device according to claim 1, characterized in that, The filtering piece (17) comprises a fixed rod (18), the left end of the fixed rod (18) is fixedly connected with a fixed plate (19), and the right end of the fixed rod (18) is fixedly connected with a fixed block (20), and the right side surface of the fixed block (20) is fixedly connected with a filter plate (21).

4. The saponification wastewater heat energy recycling device according to claim 1, characterized in that, The lower end of the first vertical plate (10) is fixedly connected to the upper surface of the recycling box (1), the synchronous wheel (15) is located in front of the support block (13), the synchronous belt (16) is movably penetrated through the first vertical plate (10) and the second vertical plate (11), and the two slide rods (12) are located on the inner side of the synchronous belt (16).

5. The saponification wastewater heat energy recycling device according to claim 2, characterized in that, The upper ends of the two vertical pipes (6) are respectively penetrated and connected to the left and right ends of the upper surface of the recycling box (1).

6. The saponification wastewater heat energy recycling device according to claim 3, characterized in that, The slide rod (12) is movably penetrated through the fixed plate (19), the synchronous belt (16) is penetrated and connected to the fixed plate (19), the fixed block (20) is movably penetrated through the left side surface of the saponification wastewater inlet pipe (2), the two filter plates (21) are located below the tapered pipe (7), and the two filter plates (21) are respectively located outside and inside the saponification wastewater inlet pipe (2).

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