Hydrothermal reaction device for preparing titanium dioxide catalyst

Abstract

The utility model discloses a hydrothermal reaction device for preparing a titanium dioxide catalyst, which belongs to the field of hydrothermal reaction devices, and comprises a base, a reaction kettle is fixedly connected in the base, a rotating shaft is rotatably connected in the reaction kettle, a rotating frame is rotatably connected outside the rotating shaft, and the rotating frame is fixedly connected with the base. According to the scheme, when the motor drives the rotating shaft to rotate, the rotating frame can rotate in the opposite direction, and in the rotating process of the rotating frame, the two connecting rods can rotate due to meshing between the driving gear and the gear ring, so that the rotating shaft is driven to rotate; by means of the design, the raw materials in the reaction kettle can be stirred in the two directions of the first stirring blade and the second stirring blade, the stress area is increased, and therefore the stirring efficiency of the interior of the reaction kettle is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of hydrothermal reaction device, more specifically, relate to a kind of titanium dioxide catalyst preparation's hydrothermal reaction device. BACKGROUND

[0002] Photocatalysis technology is a kind of emerging efficient and energy-saving modern green environmental protection technology, it is the process of using light radiation to decompose pollutants into non-toxic or lower toxicity substances. Among numerous photocatalysts, titanium dioxide is widely used due to its excellent catalytic performance, stable chemical properties, safety, no side effects and long service life.

[0003] Chinese patent authorization announcement No. CN221816120U provides a kind of for titanium dioxide photocatalyst preparation's hydrothermal reaction device, the scheme includes heating box, the bottom four corners of the heating box are fixedly connected with support rod, the bottom of the support rod is fixedly connected with bottom plate, the top side of the heating box is provided with inlet.The utility model provides a kind of for titanium dioxide photocatalyst preparation's hydrothermal reaction device, by setting heat preservation box, water tank, water inlet, heating pipe, heater, metal water pipe and detection mechanism, to realize the function of monitoring the temperature inside heating box in real time, and user can adjust water temperature according to own demand, to achieve the purpose of controlling the preparation speed of titanium dioxide photocatalyst, solve the problem that the current hydrothermal reaction device for titanium dioxide photocatalyst preparation does not have the function of adjusting water temperature, and the practicability is poor.

[0004] But in the above patent, the structure of stirring shaft is relatively single, so that the stirring blade can only stir raw materials in one direction, resulting in small stress area of raw materials and low stirring efficiency, which is inconvenient and has certain limitations in use.

[0005] Therefore, a kind of titanium dioxide catalyst preparation's hydrothermal reaction device is proposed for the above problems. UTILITY MODEL CONTENTS

[0006] 1. Technical problem to be solved

[0007] In view of the problems existing in the prior art, the utility model aims to provide a kind of titanium dioxide catalyst preparation's hydrothermal reaction device to solve the problems proposed in the above background art.

[0008] 2. Technical scheme

[0009] To solve the above problems, the utility model adopts the following technical scheme.

[0010] The utility model provides a kind of hydrothermal reaction device of preparation of titanium dioxide catalyst, including base, the inside fixed connection of base is connected with reaction kettle, the inside rotation connection of reaction kettle is connected with rotating shaft, the outside rotation connection of rotating shaft is connected with rotating frame, the outer wall fixed connection of rotating shaft is connected with one stirring blade, one stirring blade is located inside rotating frame, the lower fixed connection of rotating frame is connected with fixed sleeve, fixed sleeve and rotating shaft rotation connection, the upper of rotating shaft and rotating frame is all fixed connection with bevel gear, the upper rotation connection of reaction kettle inside is connected with synchronous gear, two synchronous gears and two bevel gears are engaged.

[0011] Further, the upper of the reaction kettle is fixedly connected with a motor, and the output end of the motor is fixedly connected with the upper of the rotating shaft.

[0012] Further, the inside of the reaction kettle is fixedly connected with a gear ring, one side of the rotating frame is rotationally connected with a connecting rod, and the outer wall of the connecting rod is fixedly connected with a second stirring blade.

[0013] Further, the upper of the connecting rod is fixedly connected with a driving gear, the driving gear is located outside the rotating frame, and the driving gear and the gear ring are engaged.

[0014] Further, the upper of the reaction kettle is connected with a water inlet pipe, and the upper of the outer wall of the reaction kettle is connected with a material inlet pipe.

[0015] Further, the lower of the reaction kettle is connected with a material outlet pipe.

[0016] 3. Beneficial effects

[0017] Compared with the prior art, the utility model has the advantages that:

[0018] In the present scheme, when the motor drives the rotating shaft to rotate, the rotating frame will rotate in the opposite direction. During the rotation of the rotating frame, the two connecting rods will rotate due to the engagement between the driving gear and the gear ring, thereby driving the connecting rods, i.e., the second stirring blades, to stir the raw materials in the reaction kettle. Through this design, the raw materials in the reaction kettle can be stirred in two directions by the first stirring blades and the second stirring blades, thereby increasing the stress area and improving the stirring efficiency in the reaction kettle. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a three-dimensional structure schematic diagram of the utility model;

[0020] Figure 2 It is an internal structure schematic diagram of the reaction kettle in the utility model;

[0021] Figure 3 It is a structure schematic diagram of A in the utility model; Figure 2 ​

[0022] Figure 4 Figure 1 is a schematic view of the connection relationship between the rotating shaft and the rotating frame in the utility model.

[0023] Figure caption:

[0024] 1, base; 11, reaction kettle; 12, water inlet pipe; 13, feeding pipe; 14, discharge pipe; 15, rotating shaft; 16, No. 1 stirring blade; 17, bevel gear; 18, rotating frame; 19, connecting rod; 2, No. 2 stirring blade; 21, driving gear; 22, fixed sleeve; 23, synchronous gear; 24, motor; 25, gear ring. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the utility model will be apparently 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, rather than all the embodiments; based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without making creative efforts fall within the protection scope of the utility model.

[0026] In the description of the utility model, it needs to be explained that the orientation or position relationship indicated by the terms "upper", "lower", "inner", "outer", "top / bottom end" and the like is the orientation or position relationship based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model. In addition, the terms "first" and "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0027] In the description of the utility model, it needs to be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "provided with", "sleeving / connection", "connection" and the like should be understood broadly, for example, "connection" can be fixed connection, can also be detachable connection, or integrally connected; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0028] Embodiment:

[0029] Please refer to Figures 1-4The utility model provides a kind of hydrothermal reaction device of preparation of titanium dioxide catalyst, including base 1, the inside fixed connection of base 1 is connected with reaction kettle 11, the inside rotation connection of reaction kettle 11 is connected with rotating shaft 15, the outside rotation connection of rotating shaft 15 is connected with rotating frame 18, the outer wall of rotating shaft 15 is fixedly connected with first stirring blade 16, first stirring blade 16 is located in the inside of rotating frame 18, the lower fixed connection of rotating frame 18 is fixedly connected with fixed sleeve 22, fixed sleeve 22 and rotating shaft 15 are rotationally connected, the upper of rotating shaft 15 and rotating frame 18 is fixedly connected with bevel gear 17, the upper of the inside of reaction kettle 11 is rotationally connected with synchronous gear 23, two synchronous gears 23 are engaged with two bevel gears 17, in the scheme, when rotating shaft 15 rotates, the outer wall of rotating shaft 15 fixedly connected with first stirring blade 16 will be stirred to the raw material in the inside of reaction kettle 11, by the engagement between synchronous gear 23 and bevel gear 17, so rotating shaft 15 rotates will drive rotating frame 18 to rotate, and the direction of rotating frame 18 rotation and the direction of rotating shaft 15 rotation are opposite.

[0030] Please refer to Figures 1-4 The upper of reaction kettle 11 is fixedly connected with motor 24, the output end of motor 24 and the upper of rotating shaft 15 are fixedly connected, in the scheme, motor 24 provides power for the rotation of rotating shaft 15.

[0031] Please refer to Figures 1-4 The inside of reaction kettle 11 is fixedly connected with gear ring 25, one side of rotating frame 18 is rotationally connected with connecting rod 19, the outer wall of connecting rod 19 is fixedly connected with second stirring blade 2, in the scheme, second stirring blade 2 is used to stir the raw material in the inside of reaction kettle 11.

[0032] Please refer to Figures 1-4 The upper of connecting rod 19 is fixedly connected with driving gear 21, driving gear 21 is located in the outside of rotating frame 18, driving gear 21 and gear ring 25 are engaged, in the scheme, when rotating frame 18 rotates, by the engagement between driving gear 21 and gear ring 25, driving gear 21 will rotate, when driving gear 21 rotates, the connecting rod 19 below it will rotate with driving gear 21, to drive second stirring blade 2 fixedly connected with the outer wall of connecting rod 19 to stir the raw material in the inside of reaction kettle 11.

[0033] Please refer to Figures 1-4 The upper of reaction kettle 11 is connected with water inlet pipe 12, the upper of the outer wall of reaction kettle 11 is connected with material inlet pipe 13, in the scheme, water inlet pipe 12 and material inlet pipe 13 are used to put in water and raw material respectively.

[0034] Please refer to Figures 1-4The lower portion of the reaction kettle 11 is communicated with a discharge pipe 14, in the present scheme, when the raw materials in the reaction kettle 11 are reacted completely, the valve of the discharge pipe 14 is opened, and the reacted raw materials in the reaction kettle 11 are discharged from the discharge pipe 14.

[0035] Working principle: when the staff uses, the water is filled into the inside of the reaction kettle 11 from the water inlet pipe 12, then the titanium dioxide photocatalyst is put into from the feeding pipe 13, then the heating device is used to heat the reaction kettle 11, at the same time, the motor 24 is started, the motor 24 is started and drives the rotating shaft 15 to rotate, when the rotating shaft 15 rotates, the primary stirring blade 16 fixedly connected to the outer wall of the rotating shaft 15 stirs the raw materials in the reaction kettle 11, through the meshing between the synchronous gear 23 and the bevel gear 17, when the rotating shaft 15 rotates, the rotating frame 18 is driven to rotate, and the rotating direction of the rotating frame 18 is opposite to the rotating direction of the rotating shaft 15, when the rotating frame 18 rotates, through the meshing between the driving gear 21 and the gear ring 25, the driving gear 21 rotates, when the driving gear 21 rotates, the connecting rod 19 below the driving gear 21 rotates, so as to drive the secondary stirring blade 2 fixedly connected to the outer wall of the connecting rod 19 to stir the raw materials in the reaction kettle 11, through the multidirectional stirring of the primary stirring blade 16 and the secondary stirring blade 2 to the raw materials in the reaction kettle 11, the stirring efficiency is improved, when the raw materials in the reaction kettle 11 are reacted completely, the valve of the discharge pipe 14 is opened, and the reacted raw materials in the reaction kettle 11 are discharged from the discharge pipe 14.

[0036] The above merely describes a preferred embodiment of the present application; however, the protection scope of the present application is not limited to this. Any skilled person in the art, according to the technical scheme and the improved concept of the present application, makes equivalent replacement or change within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A hydrothermal reactor for the preparation of titanium dioxide catalysts comprising a base (1), characterized in that: The inside of the base (1) is fixedly connected with a reaction kettle (11), the inside of the reaction kettle (11) is rotatably connected with a rotating shaft (15), the outside of the rotating shaft (15) is rotatably connected with a rotating frame (18), the outer wall of the rotating shaft (15) is fixedly connected with a first stirring blade (16), the first stirring blade (16) is located in the inside of the rotating frame (18), the lower portion of the rotating frame (18) is fixedly connected with a fixed sleeve (22), the fixed sleeve (22) is rotatably connected with the rotating shaft (15), the upper portion of the rotating shaft (15) and the rotating frame (18) is fixedly connected with a bevel gear (17), the inside of the reaction kettle (11) is rotatably connected with a synchronous gear (23), two synchronous gears (23) are meshed with two bevel gears (17).

2. A hydrothermal reactor according to claim 1, wherein: The upper portion of the reaction kettle (11) is fixedly connected with a motor (24), the output end of the motor (24) is fixedly connected with the upper portion of the rotating shaft (15).

3. A hydrothermal reactor according to claim 1, wherein: The inside of the reaction kettle (11) is fixedly connected with a gear ring (25), one side of the rotating frame (18) is rotatably connected with a connecting rod (19), the outer wall of the connecting rod (19) is fixedly connected with a second stirring blade (2).

4. A hydrothermal reactor according to claim 3, wherein: The upper portion of the connecting rod (19) is fixedly connected with a driving gear (21), the driving gear (21) is located outside the rotating frame (18), the driving gear (21) is meshed with the gear ring (25).

5. The device for hydrothermal reaction prepared by the titanium dioxide catalyst according to claim 1, characterized in that: The upper portion of the reaction kettle (11) is communicated with a water inlet pipe (12), the upper portion of the outer wall of the reaction kettle (11) is communicated with a feeding pipe (13).

6. The device for hydrothermal reaction prepared by the titanium dioxide catalyst according to claim 1, characterized in that: The lower portion of the reaction kettle (11) is communicated with a discharging pipe (14).

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