Energy-saving spray drying device

Abstract

The utility model provides an energy-saving type spray drying device, which belongs to the technical field of titanium dioxide processing and aims to solve the problem that part of sprayed liquid drops are possibly contacted with the inner wall of an atomizing tank before the surface of the atomized titanium dioxide is dried so as to be adhered to the inner wall after the existing titanium dioxide is atomized. The transmission box is fixedly connected to the upper surface of the atomization tank; the driving motor is fixedly connected to the upper surface of the transmission box; the dismounting window is arranged at the bottom of the discharging tank; the anti-adhesion dispersion assembly is arranged in the atomization tank and the transmission box; and the disassembling assembly is arranged at the bottom of the discharging tank. By means of rotation of the scraping piece, adhesion of materials on the inner wall of the atomization tank is effectively reduced, meanwhile, atomized titanium dioxide particles are dispersed again, atomization is more uniform, titanium dioxide in the conical discharging port is convenient to clean due to the design of the dismounting window at the bottom of the discharging tank, and discharging smoothness and cleanliness are effectively guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model belongs to titanium dioxide processing technical field, more specifically, it is especially related to a kind of energy-saving spray drying device. BACKGROUND

[0002] Spray drying is a very important step in the production process of titanium dioxide, its main task is to dry the high humidity titanium dioxide slurry to the specified water content, to ensure the quality and storage stability of product, spray drying is rapid compared with other drying methods, energy consumption is low, can greatly improve production efficiency, the existing spray dryer is generally composed of raw material tank, air supply machine, atomization tank, cyclone separator and discharge tank.

[0003] The existing application number: CN201520722052.X, the utility model discloses a kind of energy-saving spray drying machine, including feeding system, air intake system, drying tower, first cyclone separator, second cyclone separator, membrane separator and induced draft fan;The air intake system includes air filter, air blower and heating device connected by pipeline in sequence, the heating device is connected with the air inlet pipe of drying tower;The exhaust pipe of membrane separator is connected to the pipeline between air blower and heater by induced draft fan.The utility model in the drying tower, the air of mixed fine particle material discharged from the drying tower is separated after twice cyclone, then is separated thoroughly by membrane separator, material recovery efficiency is high, exhaust gas discharged from membrane separator is clean, basically close to the cleanliness of fresh air, and contain more heat, return to the pipeline between air blower and heater and participate in circulation, can make heat be fully utilized, reduce energy consumption, save energy.

[0004] Based on the above, after atomization in atomization tank, due to the fast spray speed, small particle size, therefore, part of the sprayed droplets can contact with inner wall before surface drying, thereby adhering to inner wall, causing material waste and maintenance cost increase. UTILITY MODEL CONTENTS

[0005] To solve the above technical problems, the utility model provides a kind of energy-saving spray drying device to solve the existing titanium dioxide in atomization tank after atomization, due to the fast spray speed, small particle size, therefore, part of the sprayed droplets can contact with inner wall before surface drying, thereby adhering to inner wall, causing material waste and maintenance cost increase problem.

[0006] The purpose and function of the energy-saving spray drying device of the utility model are achieved by the following specific technical means:

[0007] A kind of energy-saving spray drying device, including bottom plate;

[0008] The atomizing tank is fixedly connected above the bottom plate;

[0009] The raw material tank is fixedly connected above the bottom plate;

[0010] The discharge tank is fixedly connected above the bottom plate;

[0011] The air blower is fixedly connected above the bottom plate;

[0012] The cyclone separator is fixedly connected in front of the atomizing tank;

[0013] The transmission box is fixedly connected above the atomizing tank;

[0014] The driving motor is fixedly connected above the transmission box;

[0015] The disassembly window is arranged at the bottom of the discharge tank;

[0016] The anti-adhesion dispersion assembly is arranged inside the atomizing tank and the transmission box;

[0017] The disassembly assembly is arranged at the bottom of the discharge tank.

[0018] Further, the anti-adhesion dispersion assembly comprises:

[0019] The first transmission shaft is coaxially fixedly connected at the end of the rotating shaft of the driving motor;

[0020] The first dispersion piece is arranged in two pieces, and the two first dispersion pieces are coaxially fixedly connected outside the first transmission shaft.

[0021] Further, the anti-adhesion dispersion assembly further comprises:

[0022] The first driving bevel gear is coaxially fixedly connected at the top of the first transmission shaft;

[0023] The first driven bevel gear is rotatably connected inside the transmission box, and the first driven bevel gear is engaged with the first driving bevel gear.

[0024] Further, the anti-adhesion dispersion assembly further comprises:

[0025] The second transmission shaft is rotatably connected at the top inside the transmission box;

[0026] The second driven bevel gear is coaxially fixedly connected at the top of the second transmission shaft, and the second driven bevel gear is engaged with the first driven bevel gear;

[0027] The second dispersing member is provided with two members, and the two members of the second dispersing member are coaxially fixedly connected outside the second transmission shaft.

[0028] Further, the anti-adhesion dispersing assembly further comprises:

[0029] The connecting member is fixedly connected at the top outside the second transmission shaft.

[0030] The scraping member is provided with two members, and the two members of the scraping member are fixedly connected at the front and rear sides of the connecting member.

[0031] Further, the disassembling assembly comprises:

[0032] The fixing bolt is provided with two members, and the two members of the fixing bolt are dispersively inserted into the disassembling window.

[0033] The fixing member is provided with two members, and the two members of the fixing member are dispersively fixedly connected at the bottom of the discharging tank, and the two members of the fixing member are respectively threadedly connected with the two fixing bolts.

[0034] Compared with the prior art, the utility model has the advantages of:

[0035] Firstly, the driving motor drives the two members of the scraping member to rotate, which not only can greatly reduce the material adhesion phenomenon of the inner wall of the atomization tank, but also can drive the first dispersing member and the second dispersing member to rotate in opposite directions in the process, so that the titanium dioxide particles after atomization can be dispersed again, the titanium dioxide particles are more uniform, and the separation effect of the subsequent entering into the cyclone separator is ensured.

[0036] Secondly, after the fixing bolt is disassembled from the fixing member by using a wrench or the like, the disassembling window at the bottom of the discharging tank can be taken down, the powdery solid titanium dioxide in the conical discharge port at the bottom of the discharging tank can be wiped and cleaned conveniently, and the smooth discharging is ensured.

[0037] The utility model discloses the rotation of the scraping member effectively reduces the material adhesion of the inner wall of the atomization tank, disperses the titanium dioxide particles after atomization again, atomizes more uniformly, the disassembling window at the bottom of the discharging tank is designed to clean the titanium dioxide in the conical discharge port, and the smoothness and the cleanliness of the discharging tank discharging are effectively ensured. BRIEF DESCRIPTION OF DRAWINGS

[0038] Figure 1 It is the overall structure schematic diagram of the utility model.

[0039] Figure 2 It is the connecting member structure schematic diagram of the utility model.

[0040] Figure 3 It is the second transmission shaft structure schematic diagram of the utility model.

[0041] Figure 4 Figure 1 is a schematic diagram of the discharge tank structure of the present application.

[0042] Figure 5 Figure 2 is a schematic diagram of the dismounting window structure of the present application.

[0043] In the figure, the correspondence between the component names and the figure numbers is as follows:

[0044] 1, bottom plate; 2, atomizing tank; 3, raw material tank; 4, discharge tank; 5, air blower; 6, cyclone separator; 7, transmission box; 8, driving motor; 9, first transmission shaft; 901, first dispersing member; 902, first driving bevel gear; 10, first driven bevel gear; 11, second transmission shaft; 1101, second driven bevel gear; 1102, second dispersing member; 12, connecting piece; 1201, scraping member; 13, dismounting window; 14, fixing bolt; 15, fixing member. DETAILED DESCRIPTION

[0045] The implementation manner of the present application will be described in further detail below in combination with the drawings and examples. The following examples are used to illustrate the present application, but cannot be used to limit the scope of the present application. Example 1

[0046] As shown in the accompanying drawings Figure 1 to the accompanying Figure 5 drawings:

[0047] The present application provides an energy-saving spray drying device, comprising a bottom plate 1;

[0048] An atomizing tank 2 is fixedly connected to the top of the bottom plate 1.

[0049] A raw material tank 3 is fixedly connected to the top of the bottom plate 1.

[0050] A discharge tank 4 is fixedly connected to the top of the bottom plate 1.

[0051] An air blower 5 is fixedly connected to the top of the bottom plate 1.

[0052] A cyclone separator 6 is fixedly connected to the front of the atomizing tank 2.

[0053] A transmission box 7 is fixedly connected to the top of the atomizing tank 2.

[0054] A driving motor 8 is fixedly connected to the top of the transmission box 7.

[0055] A dismounting window 13 is arranged at the bottom of the discharge tank 4.

[0056] An anti-adhesion dispersing assembly is arranged inside the atomizing tank 2 and the transmission box 7.

[0057] The anti-adhesion dispersion assembly comprises:

[0058] The first transmission shaft 9 is coaxially fixedly connected to the end of the rotating shaft of the driving motor 8.

[0059] The first dispersion member 901 is provided in two pieces, and the two pieces of the first dispersion member 901 are coaxially fixedly connected to the outside of the first transmission shaft 9, so that the driving motor 8 can drive the first transmission shaft 9 and the first dispersion member 901 to rotate, thereby dispersing the misty titanium dioxide particles at the bottom of the atomizing tank 2 again.

[0060] The anti-adhesion dispersion assembly further comprises:

[0061] The first driving bevel gear 902 is coaxially fixedly connected to the top of the first transmission shaft 9.

[0062] The first driven bevel gear 10 is rotatably connected to the inside of the transmission box 7, and the first driven bevel gear 10 is engaged with the first driving bevel gear 902, so that the rotation of the first transmission shaft 9 can drive the first driven bevel gear 10 to rotate through the bevel gear transmission mechanism formed by the engagement of the first driven bevel gear 10 and the first driving bevel gear 902.

[0063] The anti-adhesion dispersion assembly further comprises:

[0064] The second transmission shaft 11 is rotatably connected to the top of the transmission box 7.

[0065] The second driven bevel gear 1101 is coaxially fixedly connected to the top of the second transmission shaft 11, and the second driven bevel gear 1101 is engaged with the first driven bevel gear 10.

[0066] The second dispersion member 1102 is provided in two pieces, and the two pieces of the second dispersion member 1102 are coaxially fixedly connected to the outside of the second transmission shaft 11, so that the rotation of the first driven bevel gear 10 can drive the second transmission shaft 11 and the second dispersion member 1102 to rotate through the bevel gear transmission mechanism formed by the engagement of the second driven bevel gear 1101 and the first driven bevel gear 10, thereby dispersing the misty titanium dioxide particles at the top of the atomizing tank 2 again.

[0067] The anti-adhesion dispersion assembly further comprises:

[0068] The connecting piece 12 is fixedly connected to the outside of the second transmission shaft 11 at the top.

[0069] The scraping piece 1201 is provided with two pieces, and the two pieces of scraping piece 1201 are fixedly connected to the front and rear of the connecting piece 12 respectively. When the second transmission shaft 11 rotates, the connecting piece 12 also rotates synchronously, and the two pieces of scraping piece 1201 attached to the inner wall of the atomizing tank 2 can scrape the titanium dioxide particles adhered to the inner wall of the atomizing tank 2, thereby avoiding long-term adhesion.

[0070] The specific use mode and effect of the embodiment are as follows:

[0071] In use, after the titanium dioxide solution is transmitted from the raw material tank 3 to the inside of the atomizing tank 2, the atomizing device in the atomizing tank 2 sprays the titanium dioxide atomized particles, the driving motor 8 is started to drive the first transmission shaft 9 and the first dispersion piece 901 to rotate, thereby dispersing the misty titanium dioxide particles at the bottom of the atomizing tank 2 again; the first transmission shaft 9 rotates to drive the first driven bevel gear 10 to rotate through the bevel gear transmission mechanism composed of the first driven bevel gear 10 and the first driving bevel gear 902, and the second transmission shaft 11 and the second dispersion piece 1102 are driven to rotate through the bevel gear transmission mechanism composed of the second driven bevel gear 1101, thereby dispersing the misty titanium dioxide particles at the top of the atomizing tank 2 again, so that the titanium dioxide atomized particles enter the inside of the cyclone separator 6 in a more uniform state, and the subsequent separation effect is ensured; at the same time, when the second transmission shaft 11 rotates, the connecting piece 12 also rotates synchronously, and the two pieces of scraping piece 1201 attached to the inner wall of the atomizing tank 2 can scrape the titanium dioxide particles adhered to the inner wall of the atomizing tank 2, thereby avoiding long-term adhesion and causing corrosion of the atomizing tank 2. Embodiment two:

[0072] Based on embodiment one, as shown in the accompanying drawings, Figure 1 to the accompanying drawings, Figure 5 It also includes a disassembly assembly, which is arranged at the bottom of the discharge tank 4.

[0073] The disassembly assembly includes:

[0074] The fixed bolt 14 is provided with two pieces, and the two pieces of fixed bolt 14 are dispersedly inserted into the disassembly window 13;

[0075] The fixed piece 15 is provided with two pieces, and the two pieces of fixed piece 15 are dispersedly fixedly connected to the bottom of the discharge tank 4, and the two pieces of fixed piece 15 are respectively threadedly connected with the two pieces of fixed bolt 14.

[0076] The specific use mode and effect of the embodiment are as follows:

[0077] After long time use, the conical discharge port at the bottom of the discharge tank 4 will inevitably stick some powder solid titanium dioxide, at this time, the fixed bolt 14 can be removed from the fixing part 15 by using a wrench or other tools, and then the dismounting window 13 is removed, so as to facilitate the wiping and cleaning of the conical discharge port at the bottom of the discharge tank 4.

[0078] In this document, the following points need to be noted:

[0079] 1. The drawings of the embodiments of the present disclosure only relate to the structures involved in the embodiments of the present disclosure, and other structures can refer to the general design.

[0080] 2. In the case of no conflict, the embodiments of the present disclosure and the features in the embodiments can be combined with each other to obtain new embodiments.

[0081] The above is only a specific implementation of the present disclosure, but the protection scope of the present disclosure is not limited to this, any person skilled in the art can easily think of changes or replacements within the technical range disclosed by the present disclosure, which should be covered within the protection scope of the present disclosure. Therefore, the protection scope of the present disclosure should be subject to the protection scope of the claims.

Claims

1. An energy-saving spray drying device, comprising a bottom plate, an atomizing tank, a raw material tank, a discharge tank, a blower, a cyclone separator, a transmission box, a driving motor, a disassembly window, an anti-adhesion dispersion assembly and a split assembly; characterized in that: The atomizing tank is fixedly connected above the bottom plate; the raw material tank is fixedly connected above the bottom plate; the discharging tank is fixedly connected above the bottom plate; the air blower is fixedly connected above the bottom plate; the cyclone separator is fixedly connected in front of the atomizing tank; the transmission box is fixedly connected above the atomizing tank; the driving motor is fixedly connected above the transmission box; the dismounting window is arranged at the bottom of the discharging tank; the anti-adhesion dispersing assembly is arranged inside the atomizing tank and the transmission box; and the disassembling assembly is arranged at the bottom of the discharging tank.

2. The energy saving spray drying device as claimed in claim 1, wherein: The anti-adhesion dispersing assembly comprises a first transmission shaft and a first dispersing piece; the first transmission shaft is coaxially fixedly connected to the end of the rotating shaft of the driving motor; and the first dispersing piece is provided with two pieces which are coaxially fixedly connected outside the first transmission shaft.

3. The energy efficient spray drying device as claimed in claim 2, wherein: The anti-adhesion dispersing assembly further comprises a first driving bevel gear and a first driven bevel gear; the first driving bevel gear is coaxially fixedly connected to the top of the first transmission shaft; and the first driven bevel gear is rotatably connected inside the transmission box and is engaged with the first driving bevel gear.

4. The energy saving spray drying device as claimed in claim 3, wherein: The anti-adhesion dispersing assembly further comprises a second transmission shaft, a second driven bevel gear and a second dispersing piece; the second transmission shaft is rotatably connected to the top of the transmission box; the second driven bevel gear is coaxially fixedly connected to the top of the second transmission shaft and is engaged with the first driven bevel gear; and the second dispersing piece is provided with two pieces which are coaxially fixedly connected outside the second transmission shaft.

5. The energy efficient spray drying device as claimed in claim 4, wherein: The anti-adhesion dispersing assembly further comprises a connecting piece and a scraping piece; the connecting piece is fixedly connected to the outside of the second transmission shaft at the top; and the scraping piece is provided with two pieces which are fixedly connected to the front and rear sides of the connecting piece respectively.

6. The energy efficient spray drying device as claimed in claim 1, wherein: The disassembling assembly comprises a fixing bolt and a fixing piece; the fixing bolt is provided with two pieces which are inserted into the dismounting window; and the fixing piece is provided with two pieces which are fixedly connected to the bottom of the discharging tank and are respectively threadedly connected with the fixing bolt.

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