CN212701546U

CN212701546U - Constant temperature agitating unit is used in urea aqueous solution production and processing

Info

Publication number: CN212701546U
Application number: CN202021192405.7U
Authority: CN
Inventors: 王玉轻; 杨东曜
Original assignee: Luoyang Yuxiang Environmental Protection Technology Co ltd
Current assignee: Luoyang Yuxiang Environmental Protection Technology Co ltd
Priority date: 2020-06-24
Filing date: 2020-06-24
Publication date: 2021-03-16
Anticipated expiration: 2030-06-24

Abstract

The utility model relates to the technical field of urea production and processing equipment, in particular to a constant temperature stirring device for producing and processing urea aqueous solution; the improved stirring tank comprises a tank body and a supporting frame, a heat insulation sleeve is sleeved on the outer side of the tank body, a heating assembly is arranged on the inner surface of the heat insulation sleeve, a temperature sensor and a stirring assembly are arranged in the tank body, a rotating motor is arranged at the top of the tank body, the stirring assembly comprises a stirring shaft and a plurality of L-shaped stirring blades, the top of the stirring shaft penetrates through the tank body to be connected with the output end of the rotating motor, a plurality of L-shaped stirring blades are arranged on the stirring shaft, and the bottom of the stirring shaft. The utility model discloses can guarantee the material stirring in-process and guarantee constant temperature operating condition for material stable quality, the mixture of material is dissolved more fully, has the advantage that stirring effect is good, stirring efficiency is high.

Description

Constant temperature agitating unit is used in urea aqueous solution production and processing

Technical Field

The utility model relates to a urea production and processing equipment technical field, in particular to constant temperature agitating unit is used in urea aqueous solution production and processing.

Background

In recent years, the market competition of the urea industry is increasingly violent, the key point of market preemption is how to ensure the quality of urea for the market preemption, and the urea is an organic compound consisting of carbon, nitrogen, oxygen and hydrogen. In the production process of urea, materials for preparing urea are mixed and dissolved, then melted, granulated by a granulation tower, cooled and screened to obtain the product. The mixed solubility of the materials for urea production directly affects the urea product quality. In the prior art, the mixing and dissolving of materials are insufficient, so that the quality of urea products is reduced, and the competitiveness of the products is reduced; in addition, when the materials are stirred in the stirring device, the stirring needs to be carried out within a certain temperature range so as to prevent the materials from deteriorating or causing other chemical reactions, and the existing stirring device does not have the function.

Therefore, a constant-temperature stirring device for producing and processing the urea aqueous solution is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a constant temperature agitating unit is used in urea aqueous solution production and processing can guarantee to guarantee the constant temperature operating condition among the material stirring process for material stable quality, the mixture of material is dissolved more fully, has the stirring effect good, stirs efficient advantage.

In order to achieve the above purpose, the technical solution of the present invention is as follows:

a constant temperature stirring device for producing and processing urea aqueous solution, which comprises a tank body and a supporting frame, wherein the tank body is erected on the supporting frame, the top and the bottom of the tank body are respectively provided with a feed pipe and a discharge pipe, the outer side of the tank body is sleeved with a heat insulation sleeve, the inner surface of the heat-insulating sleeve is provided with a heating component, the tank body is internally provided with a temperature sensor and a stirring component, the top of the tank body is provided with a rotating motor, the stirring component comprises a stirring shaft and a plurality of L-shaped stirring blades, the top of the stirring shaft penetrates through the tank body and is connected with the output end of the rotating motor, a plurality of L-shaped stirring blades are arranged on the stirring shaft, the bottom of the stirring shaft is detachably connected with a temperature sensor, the top of the tank body is provided with a controller, the feeding pipe and the discharging pipe are respectively provided with an electromagnetic valve, and the electromagnetic valve, the heating assembly, the temperature sensor and the rotating motor are respectively connected with the controller.

Specifically, the heating assembly is a PTC heating coil.

Specifically, the heat preservation sleeve is provided with a sleeve surface and a sleeve core, the sleeve core is filled in the sleeve surface, the sleeve core is made of polyurethane foam, and the sleeve surface is made of glass fiber cloth.

Specifically, the L-shaped stirring blades are uniformly arranged along the axial rotation direction of the stirring shaft.

Specifically, the top of temperature sensor is equipped with the installation pole, installation pole top side is equipped with two spring buckles of symmetry, the bottom of (mixing) shaft be equipped with the installation pole on two spring buckle assorted draw-in grooves.

The utility model has the advantages that: the utility model has the advantages that the stirring shaft and the L-shaped stirring blades are arranged, so that the materials can be uniformly stirred, and the stirring device has the advantages of good stirring effect and high stirring efficiency; by arranging the temperature sensor, the temperature of the material in the tank body can be monitored in real time, and the temperature error of the material can be reduced, so that constant-temperature stirring is realized; through setting up insulation cover and heating element, can realize carrying out heat treatment to the jar body, the insulation cover can reduce heat transfer to the air again simultaneously, reaches the thermal-insulated effect that keeps warm.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a temperature sensor according to an embodiment of the present invention;

fig. 3 is a schematic structural view of the thermal insulation cover according to the embodiment of the present invention.

Reference numerals: jar body 1, rotating electrical machines 2, inlet pipe 3, insulation cover 4, (mixing) shaft 5, L type stirring vane 6, heating element 7, installation pole 8, temperature sensor 9, controller 10, support frame 11, discharging pipe 12, solenoid valve 13, spring buckle 14, cover core 15, cover face 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to the attached drawing 1, a constant temperature stirring device for urea aqueous solution production and processing comprises a tank body 1 and a support frame 11, wherein the tank body 1 is erected on the support frame 11, the top and the bottom of the tank body 1 are respectively provided with a feeding pipe 3 and a discharging pipe 12, the outer side of the tank body 1 is sleeved with a heat insulation sleeve 4, the inner surface of the heat insulation sleeve 4 is provided with a heating component 7, the tank body 1 is internally provided with a temperature sensor 9 and a stirring component, the top of the tank body 1 is provided with a rotating motor 2, the stirring component comprises a stirring shaft 5 and a plurality of L-shaped stirring blades 6, the top of the stirring shaft 5 penetrates through the tank body 1 to be connected with the output end of the rotating motor 2, the stirring shaft 5 is provided with a plurality of L-shaped stirring blades 6, the bottom of the stirring shaft 5 is detachably connected with the temperature sensor 9, the electromagnetic valve 13, the heating component 7, the temperature sensor 9 and the rotating motor 2 are respectively connected with the controller 10; the utility model has the advantages that the stirring shaft 5 and the L-shaped stirring blade 6 are arranged, so that the materials can be uniformly stirred, and the stirring device has the advantages of good stirring effect and high stirring efficiency; by arranging the temperature sensor 9, the temperature of the material in the tank body 1 can be monitored in real time, and the temperature error of the material can be reduced, so that constant-temperature stirring is realized; through setting up insulation cover 4 and heating element 7, can realize carrying out heat treatment to jar body 1, insulation cover 4 can reduce heat transfer to the air again simultaneously, reaches the thermal-insulated effect of heat preservation.

Specifically, heating element 7 is PTC heating coil for carry out heat treatment to jar body 1, jar body 1 again with heat transfer to material, avoid directly heating the material, prevent that rate of heating is too fast, prevent that the material from rotting or taking place other chemical reaction, lead to the material to produce deposit and material mixing inhomogeneous in the bottom.

Specifically, referring to fig. 3, the thermal insulation cover 4 has a cover surface 16 and a cover core 15, the cover core 15 is filled in the cover surface 16, the cover core 15 is made of polyurethane foam, the cover surface 16 is made of glass fiber cloth, and the cover surface 16 and the cover core 15 are both made of materials with low thermal conductivity coefficients, so that the thermal insulation cover has a thermal insulation effect.

Specifically, L type stirring vane 6 evenly sets up along the axial direction of rotation of (mixing) shaft 5, compares with traditional "-" type stirring vane, and L type stirring vane 6 can produce the shearing force of two directions, can make the material fully mix, has that the stirring effect is good, stir efficient advantage.

Specifically, referring to fig. 2, the top of the temperature sensor 9 is provided with an installation rod 8, two symmetrical spring buckles 14 are arranged on the side surface of the top of the installation rod 8, and the bottom of the stirring shaft 5 is provided with a clamping groove matched with the two spring buckles 14 on the installation rod 8, so that the installation, the disassembly and the maintenance are convenient.

Further, the utility model relates to a rotation motor 2 is double-phase positive and negative motor, and double-phase positive and negative motor can save electric wire expense and length.

Further, the utility model relates to a temperature sensor 9, rotation motor 2, PTC heating coil and controller 10 are prior art, the utility model aims at a urea aqueous solution production and processing is with constant temperature agitating unit's constitutional features.

The utility model discloses a work flow: when the stirring device is used, an operator firstly presets a temperature threshold value in the controller 10, the electromagnetic valve 13 on the feeding pipe 3 is opened through the controller 10, materials enter the tank body 1 from the feeding pipe 3, then the heating assembly 7, the temperature sensor 9 and the rotating motor 2 are started through the controller 10, the materials can be uniformly stirred by utilizing the L-shaped stirring blade 6, and the stirring device has the advantages of good stirring effect and high stirring efficiency; utilize temperature sensor 9, can the temperature of the inside material of the real-time supervision jar body 1, when the temperature of real-time supervision material is less than temperature sensor 9, controller 10 control PTC heating coil carries out heating work, when the temperature of real-time supervision material is greater than temperature sensor 9, controller 10 control PTC heating coil stop heating work, can reduce material temperature error to realize the constant temperature stirring, material after the final intensive mixing is discharged from discharging pipe 12.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. A constant temperature stirring device for producing and processing urea aqueous solution, which comprises a tank body and a supporting frame, wherein the tank body is erected on the supporting frame, it is characterized in that the top and the bottom of the tank body are respectively provided with a feed pipe and a discharge pipe, the outer side of the tank body is sleeved with a heat preservation sleeve, the inner surface of the heat-insulating sleeve is provided with a heating component, the tank body is internally provided with a temperature sensor and a stirring component, the top of the tank body is provided with a rotating motor, the stirring component comprises a stirring shaft and a plurality of L-shaped stirring blades, the top of the stirring shaft penetrates through the tank body and is connected with the output end of the rotating motor, a plurality of L-shaped stirring blades are arranged on the stirring shaft, the bottom of the stirring shaft is detachably connected with a temperature sensor, the top of the tank body is provided with a controller, the feeding pipe and the discharging pipe are respectively provided with an electromagnetic valve, and the electromagnetic valve, the heating assembly, the temperature sensor and the rotating motor are respectively connected with the controller.

2. The constant-temperature stirring device for producing and processing the urea aqueous solution as claimed in claim 1, wherein the heating assembly is a PTC heating coil.

3. The constant-temperature stirring device for producing and processing the urea aqueous solution as claimed in claim 1, wherein the heat-insulating sleeve has a sleeve surface and a sleeve core, the sleeve core is filled in the sleeve surface, the sleeve core is polyurethane foam, and the sleeve surface is glass fiber cloth.

4. The constant-temperature stirring device for producing and processing the urea aqueous solution as claimed in claim 1, wherein the L-shaped stirring blades are uniformly arranged along the axial rotation direction of the stirring shaft.

5. The constant-temperature stirring device for producing and processing the urea aqueous solution as claimed in claim 1, wherein a mounting rod is arranged at the top of the temperature sensor, two symmetrical spring buckles are arranged on the side surface of the top of the mounting rod, and a clamping groove matched with the two spring buckles on the mounting rod is arranged at the bottom of the stirring shaft.