Potassium hydrogen persulfate drying equipment with waste heat recovery function

Abstract

The utility model discloses potassium hydrogen persulfate drying equipment with a waste heat recovery function, which belongs to the technical field of drying equipment and comprises a drying box body, an exhaust pipe is mounted at the top end of the drying box body, air inlet pipes are embedded in the front wall surface and the rear wall surface of the drying box body, a heat recovery structure is mounted on the rear wall surface of the drying box body, and the heat recovery structure is connected with the exhaust pipe. The two ends of the heat recovery structure are embedded into the upper end and the lower end in the drying box body correspondingly. The heat recovery structure comprises a supporting frame, a heat exchange pipe, a pump body and two circulating pipes. Through cooperation of the arranged heat exchange pipe and the hollow supporting frame, heat in exhausted gas can be exchanged, the exhausted gas enters the supporting frame along with circulation of liquid, the internal environment is reheated, meanwhile, the supporting frame is tightly attached to the outer wall of the storage box, and the overall heating efficiency of the storage box can be effectively improved; and the drying effect of internal potassium hydrogen persulfate is ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to dry equipment technical field, concretely is a kind of potassium hydrogen peroxodisulfate drying equipment with waste heat recovery function. BACKGROUND

[0002] Potassium hydrogen peroxodisulfate is a kind of chemical substance with strong oxidizing property, it is generally used in oxidation reaction, disinfection and organic synthesis etc., its drying process is generally to remove moisture, avoid potassium hydrogen peroxodisulfate to decompose or fail due to hygroscopic in storage process;

[0003] The current potassium hydrogen peroxodisulfate drying equipment, when working, the flue gas discharged contains a large amount of heat, the low-temperature waste heat in the process will be directly discharged to the environment, causing energy waste, if low-temperature waste heat is not effectively recovered and managed, it can cause excessive operation or temperature difference of equipment in production process, thereby exacerbating the wear and aging of equipment, increase equipment failure rate, for this, new technical scheme needs to be designed to solve. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of potassium hydrogen peroxodisulfate drying equipment with waste heat recovery function to solve the problem that the existing potassium hydrogen peroxodisulfate drying equipment with waste heat recovery function in prior art is used, potassium hydrogen peroxodisulfate drying equipment, when working, the flue gas discharged contains a large amount of heat, the low-temperature waste heat in the process will be directly discharged to the environment, causing energy waste, if low-temperature waste heat is not effectively recovered and managed, it can cause excessive operation or temperature difference of equipment in production process, thereby exacerbating the wear and aging of equipment.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of potassium hydrogen peroxodisulfate drying equipment with waste heat recovery function, including drying box body, the drying box body top end is equipped with exhaust pipe, the drying box body front wall surface and rear wall surface are all embedded with air inlet pipe, the drying box body rear wall surface is equipped with heat recovery structure, the heat recovery structure two ends are embedded in the drying box body in upper end and lower end respectively, the heat recovery structure includes support frame, heat exchange pipe, pump body and two circulating pipes;

[0006] The support frame is fixedly installed in the center of the drying box body, the heat exchange pipe is installed in the upper end of the drying box body, and the two ends are respectively penetrated on the both sides of the rear wall surface of the drying box body, the pump body is fixedly installed on one side of the rear wall surface of the drying box body, two circulating pipes are connected with the both sides of the support frame and the both sides of heat exchange pipe, and one of the circulating pipes is connected with the liquid outlet end and the liquid inlet end of the pump body.

[0007] Preferably, the filter separation structure is arranged on the upper end of the drying box body, and comprises a filter frame, a separation plate, two filter screens and a sealing plate.

[0008] The filter frame is movably embedded in one side wall of the drying box body, the separation plate is fixedly installed at the center of the filter frame, the two filter screens are respectively installed on the two sides of the filter frame, and the sealing plate is fixedly installed on one side of the filter frame and located at the outer wall of the drying box body.

[0009] Preferably, the stirring storage structure is movably arranged on the upper end of the support frame, and comprises a storage box, a stirring shaft, a motor, two friction transmission discs, a fixed plate, two limiting plates and two bolts.

[0010] The storage box is movably arranged on the upper end of the support frame, the two ends of the stirring shaft are movably embedded in the two side walls of the storage box, the motor is installed on one side outer wall of the drying box body and penetrates one side wall of the drying box body at the driving end, the two friction transmission discs are respectively installed on one side of the stirring shaft and the driving end of the motor, the fixed plate is fixedly installed on one side outer wall of the storage box and located outside the drying box body, the two limiting plates are installed on one side of the drying box body, and the two bolts are respectively embedded in the two limiting plates.

[0011] Preferably, the support block is arranged on the upper end of one side wall in the drying box body.

[0012] Preferably, the support frame is internally provided with a circulating cavity.

[0013] Preferably, the drying observation window is arranged at the front wall of the drying box body.

[0014] Preferably, the fixed bolts are embedded in one side wall of the sealing plate and the drying box body.

[0015] Compared with the prior art, the present application has the advantages that the potassium hydrogen peroxodisulfate drying equipment with waste heat recovery function is provided, and the structure design is reasonable.

[0016] 1、Through the cooperation of the heat exchange pipe and the hollow support frame, the heat in the exhaust gas can be exchanged, and the liquid can enter the inside of the support frame to reheat the internal environment, and the support frame is tightly attached to the outer wall of the storage box, which can effectively increase the heating efficiency of the whole storage box and ensure the drying effect of the potassium peroxymonosulfate inside;

[0017] 2、Through the separation plate, the hot gas is separated to make the hot gas fully contact with the heat exchange pipe, and the filter screen can block the dust in the gas to avoid affecting the environment;

[0018] 3、Through the cooperation of the stirring shaft and the motor, the potassium peroxymonosulfate in the drying process is stirred, which can ensure the contact effect of the potassium peroxymonosulfate and the hot gas, and further increase the overall drying efficiency of the potassium peroxymonosulfate. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a front view of the utility model;

[0020] Figure 2 It is a rear view of the utility model;

[0021] Figure 3 It is a front view of the utility model;

[0022] Figure 4 It is a structure diagram of A of the utility model.

[0023] In the drawing: 1, drying box body, 2, exhaust pipe, 3, air inlet pipe, 4, support frame, 5, heat exchange pipe, 6, pump body, 7, circulating pipe, 8, filter frame, 9, separation plate, 10, filter screen, 11, sealing plate, 12, storage box, 13, stirring shaft, 14, motor, 15, friction transmission disc, 16, fixed plate, 17, limiting plate, 18, bolt, 19, support block, 20, drying observation window, 21, fixed bolt. DETAILED DESCRIPTION

[0024] The technical scheme in the embodiments of the utility model will be described clearly and completely in combination with 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.

[0025] Please refer to Figures 1-4 The utility model provides a technical scheme:

[0026] The technical scheme is characterized in that the potassium hydrogen peroxodisulfate drying equipment with waste heat recovery function comprises a drying box body 1, an exhaust pipe 2 is arranged at the top end of the drying box body 1, air inlet pipes 3 are arranged on the front wall surface and the rear wall surface of the drying box body 1, a heat recovery structure is arranged at the rear wall surface of the drying box body 1, the heat recovery structure is embedded at the upper end and the lower end in the drying box body 1, and the heat recovery structure comprises a support frame 4, heat exchange pipes 5, a pump body 6 and two circulating pipes 7.

[0027] The support frame 4 is fixedly arranged at the center in the drying box body 1, the heat exchange pipes 5 are arranged at the upper end in the drying box body 1 and penetrate through the rear wall surface of the drying box body 1 on both sides, the pump body 6 is fixedly arranged on one side of the rear wall surface of the drying box body 1, the two circulating pipes 7 are connected with the support frame 4 on both sides and the heat exchange pipes 5 on both sides, and one of the two circulating pipes 7 is connected with the liquid outlet and the liquid inlet of the pump body 6.

[0028] In the technical scheme, when the potassium hydrogen peroxodisulfate is dried, the potassium hydrogen peroxodisulfate is first placed in the stirring storage structure by the staff, then the stirring storage structure is embedded in the drying box body 1, the filter separation structure is also fixed in the drying box body 1, then the two air inlet pipes 3 are connected with the heated gas source, the hot gas is delivered to the inside of the drying box body 1, the potassium hydrogen peroxodisulfate in the stirring storage structure is heated and dried, the generated hot gas is separated into two gas streams through the filter separation structure, then contacts with the heat exchange pipes 5 at the upper end in the drying box body 1, the heat exchange pipes 5 are used for heat exchange and cooling, then the heated water flow enters the support frame 4 for circulation under the cooperation of the two circulating pipes 7 and the pump body 6, the stirring storage structure is further heated by the support frame 4, and the drying efficiency of the potassium hydrogen peroxodisulfate is ensured.

[0029] In some technical schemes, referring to Figure 1 A filter separation structure is arranged at the upper end in the drying box body 1, the filter separation structure comprises a filter frame 8, a separation plate 9, two filter screens 10 and a sealing plate 11.

[0030] The filter frame 8 is movably embedded in one side wall surface of the drying box body 1, the separation plate 9 is fixedly arranged at the center in the filter frame 8, the two filter screens 10 are arranged on both sides in the filter frame 8, and the sealing plate 11 is fixedly arranged on one side of the filter frame 8 and located at the outer wall of the drying box body 1.

[0031] In this technical scheme, when the potassium hydrogen persulfate is dried, the filter frame 8 is embedded in the upper end of the drying box body 1, one end of the filter frame 8 is supported by the supporting block 19, then the fixing bolt 21 is embedded in the sealing plate 11 and the side wall of the drying box body 1, the filter frame 8 is fixed, the hot gas is divided by the separating plate 9 in the center of the filter frame 8 and passes through the two filter screens 10, and the hot gas is filtered by the filter screen 10 to avoid that the discharged gas contains dust.

[0032] In some technical schemes, referring to Figure 1 , the upper end of the supporting frame 4 is movably provided with an agitating storage structure, and the agitating storage structure comprises a storage box 12, an agitating shaft 13, a motor 14, two friction transmission discs 15, a fixed plate 16, two limiting plates 17 and two bolts 18.

[0033] The storage box 12 is movably arranged on the upper end of the supporting frame 4, the two ends of the agitating shaft 13 are movably embedded in the two side walls of the storage box 12, the motor 14 is arranged on the outer wall of the drying box body 1 and penetrates through the side wall of the drying box body 1 at the driving end, the two friction transmission discs 15 are arranged on one side of the agitating shaft 13 and the driving end of the motor 14, the fixed plate 16 is fixedly arranged on the outer wall of the storage box 12 and located outside the drying box body 1, and the two limiting plates 17 are arranged on one side of the drying box body 1, and the two bolts 18 are movably embedded in the two limiting plates 17.

[0034] In this technical scheme, when the potassium hydrogen persulfate is dried, the potassium hydrogen persulfate is stored in the storage box 12, then the storage box 12 is embedded in one side of the drying box body 1, the storage box 12 is supported by the supporting frame 4, then the friction transmission disc 15 at one end of the agitating shaft 13 is in contact with the friction transmission disc 15 at the driving end of the motor 14, the agitating shaft 13 is connected with the motor 14, then the bolt 18 is embedded in the two limiting plates 17 to limit the fixed plate 16 on one side of the storage box 12, so that the storage box 12 is fixed, the motor 14 can drive the agitating shaft 13 to rotate slowly in the storage box 12, the potassium hydrogen persulfate is agitated, the overall drying effect of the potassium hydrogen persulfate is ensured, the storage box 12 is closely combined with the supporting frame 4, the heat of the supporting frame 4 can be quickly conducted to the side wall of the storage box 12, the drying efficiency of the potassium hydrogen persulfate is increased, and the heat is recycled for secondary utilization.

[0035] In some technical schemes, referring to Figure 1 , the upper end of the side wall in the drying box body 1 is provided with the supporting block 19, the inside of the supporting frame 4 is provided with a circulating cavity, the front wall of the drying box body 1 is provided with a drying observation window 20, and the fixing bolt 21 is movably embedded in the sealing plate 11 and the side wall of the drying box body 1.

[0036] Working principle:

[0037] When the potassium hydrogen persulfate is dried, the potassium hydrogen persulfate is stored in the storage box 12, then the storage box 12 is embedded in one side of the drying box body 1, the storage box 12 is supported by the support frame 4, then the friction transmission disc 15 at one end of the stirring shaft 13 is in contact with the friction transmission disc 15 of the driving end of the motor 14, the stirring shaft 13 is connected with the motor 14, then the bolt 18 is embedded in the two limiting plates 17, the fixed plate 16 on one side of the storage box 12 is limited, the purpose of fixing the storage box 12 is achieved, the filter frame 8 is embedded in the upper end of the drying box body 1, one end of the filter frame 8 is supported by the supporting block 19, then the fixed bolt 21 is embedded in the sealing plate 11 and the side wall of the drying box body 1, the filter frame 8 is fixed, then the two air inlet pipes 3 are connected with the heated gas source, the hot gas is delivered to the inside of the drying box body 1, the motor 14 can drive the stirring shaft 13 to rotate slowly in the storage box 12, the potassium hydrogen persulfate is stirred, the overall drying effect of the potassium hydrogen persulfate is guaranteed, the hot gas is separated into two gas streams by the filter separation structure, then contacts the heat exchange pipe 5 at the upper end of the drying box body 1, the heat exchange pipe 5 is used for heat exchange and cooling, then under the cooperation of the two circulating pipes 7 and the pump body 6, the heated water flows into the support frame 4 for circulation, the storage box 12 is closely attached to the support frame 4, the heat of the support frame 4 can be quickly conducted to the side wall of the storage box 12, the drying efficiency of the potassium hydrogen persulfate is increased, the heat is recycled and utilized, the separation plate 9 in the center of the filter frame 8 is used for splitting the hot gas and passing through the two filter screens 10, the hot gas is filtered by the filter screen 10.

[0038] It should be noted that, in the present document, the terms such as first and second, etc., are used merely to differentiate one entity or action from another, and do not necessarily require or imply any such actual relationship or order between such entities or actions. Also, the terms "comprises", "comprising", or any other variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0039] Although the utility model has been described above with reference to the embodiments, various modifications can be made to it and equivalent components can be substituted for the components thereof without departing from the scope of the utility model. In particular, the features of the embodiments disclosed by the utility model can be combined with each other in any manner as long as there is no structural conflict, and the combinations of the features are not exhaustively described in the specification only for the purpose of omitting the length and saving the resources. Therefore, the utility model is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

1. A potassium hydrogen peroxodisulfate drying apparatus with waste heat recovery function, comprising a drying box (1), characterized in that, The exhaust pipe (2) is arranged on the top of the drying box (1), the air inlet pipe (3) is arranged on the front wall and the back wall of the drying box (1), the heat recovery structure is arranged on the back wall of the drying box (1), the heat recovery structure is embedded in the upper end and the lower end of the drying box (1), and the heat recovery structure comprises a support frame (4), a heat exchange pipe (5), a pump body (6) and two circulating pipes (7). The support frame (4) is fixedly arranged in the center of the drying box (1), the heat exchange pipe (5) is arranged on the upper end of the drying box (1), and the two ends of the heat exchange pipe (5) are arranged on the two sides of the back wall of the drying box (1), the pump body (6) is fixedly arranged on one side of the back wall of the drying box (1), the two circulating pipes (7) are connected with the two sides of the support frame (4) and the two sides of the heat exchange pipe (5), and one of the two circulating pipes (7) is connected with the liquid outlet and the liquid inlet of the pump body (6).

2. The potassium hydrogen peroxodisulfate drying apparatus with waste heat recovery function according to claim 1, characterized in that, The filter separation structure is arranged on the upper end of the drying box (1), the filter separation structure comprises a filter frame (8), a separation plate (9), two filter screens (10) and a sealing plate (11). The filter frame (8) is movably arranged in one side wall of the drying box (1), the separation plate (9) is fixedly arranged in the center of the filter frame (8), the two filter screens (10) are arranged on the two sides of the filter frame (8), and the sealing plate (11) is fixedly arranged on one side of the filter frame (8) and located on the outer wall of the drying box (1).

3. The potassium hydrogen peroxodisulfate drying apparatus with waste heat recovery function according to claim 1, characterized in that, The upper end of the support frame (4) is movably provided with the stirring storage structure, the stirring storage structure comprises a storage box (12), a stirring shaft (13), a motor (14), two friction transmission discs (15), a fixed plate (16), two limiting plates (17) and two latches (18). The storage box (12) is movably arranged on the upper end of the support frame (4), the two ends of the stirring shaft (13) are movably arranged in the two side walls of the storage box (12), the motor (14) is arranged on one side of the outer wall of the drying box (1) and penetrates one side wall of the drying box (1), the two friction transmission discs (15) are arranged on one side of the stirring shaft (13) and the driving end of the motor (14), the fixed plate (16) is fixedly arranged on one side of the outer wall of the storage box (12) and located on the outer side of the drying box (1), the two limiting plates (17) are arranged on one side of the drying box (1), and the two latches (18) are arranged in the two limiting plates (17).

4. The potassium hydrogen peroxodisulfate drying apparatus with waste heat recovery function according to claim 1, characterized in that, The upper end of one side wall of the drying box (1) is provided with a supporting block (19).

5. The potassium hydrogen peroxodisulfate drying apparatus with waste heat recovery function according to claim 1, characterized in that, The inside of the support frame (4) is provided with a circulating cavity.

6. The potassium hydrogen peroxodisulfate drying apparatus with waste heat recovery function according to claim 1, characterized in that, The front wall of the drying box (1) is provided with a drying observation window (20).

7. The potassium hydrogen peroxodisulfate drying apparatus with waste heat recovery function according to claim 2, characterized in that, The sealing plate (11) and one side wall of the drying box (1) are embedded with fixing bolts (21).

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