CN204625501U

CN204625501U - There is the differential granulating equipment of composite fertilizer of vibrating function

Info

Publication number: CN204625501U
Application number: CN201520308911.0U
Authority: CN
Inventors: 孔亦周
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-05-13
Filing date: 2015-05-13
Publication date: 2015-09-09
Anticipated expiration: 2025-05-13

Abstract

The differential granulating equipment of composite fertilizer with vibrating function of the present utility model, be made up of differential tablets press and the vibrating motor be arranged on differential tablets press, the distributor of differential tablets press and prilling spry are driven by a rotating mechanism respectively and horizontally rotate around same axle center, make prilling spry vertical vibration while horizontally rotating by vibrating motor; Also comprising pedestal, pedestal being provided with the open holes for placing differential tablets press, be provided with many group spring buffer pressure-bearing supports around the open holes on pedestal, differential tablets press be provided with the bayonet socket adapted with spring buffer pressure-bearing support shape.The differential granulating equipment of composite fertilizer with vibrating function of the present utility model utilizes vibrating motor to make the action with about one vertical vibration while horizontally rotating of the prilling spry of differential Fitz chilsonator, this makes composite fertilizer melt jet also be subject to a specific mechanical vibration cutting when leaving prilling spry, thus is fractured into more uniform drop after melt is sprayed.

Description

There is the differential granulating equipment of composite fertilizer of vibrating function

Technical field

The utility model belongs to chemical industry agglomeration technique field, is specifically related to a kind of differential granulating equipment of composite fertilizer with vibrating function.

Background technology

Many proven technique are had at present in chemical fertilizer tower melting method sprinkling pelleting, such as adopting maximum in traditional urea granulation process is exactly this technology, and the differential agglomeration technique of the domestic high tower compound fertilizer generally adopted also belongs to this kind of technology at present for another example.

The tower melt rotary spraying granulation process in high-viscosity compound Hefei, that the material of Nitrogen element (urea or ammonium nitrate) is melted to technological temperature, again with the powder material of phosphorus element-containing and be uniformly mixed into the liquid compound material that flows with certain temperature containing the powder material of potassium element under hot melt state and starch, then by special prilling spry, the slip mixed is sent to the top of prilling tower with the form of drop, drop automatically shrinks with the air contact heat-exchanging in tower the solid particulate being cooled to spheroidal from the process of the top of prilling tower landing naturally at the bottom of tower.

Domesticly successfully develop the multinomial fused mass granulating Recipes such as nitrogen-phosphorus (N-P), nitrogen-potassium (N-K) two component composite fertilizer and nitrogen-phosphorus-potassium (N-P-K) Nitrogen, Phosphorus and Potassium at present.In nitrogen fused solution, allocate the solid-state pulverulent materials such as a certain proportion of phosphorus, potassium element and filler into makes it mix with fused solution, under the dual function that temperature and the mechanically mixing of heating measures stir, fused solution has been combined into rapidly the low temperature eutectic with certain fluidity, then through prilling spry sprinkling pelleting.Composite molten liquid goes out the similar of the granulating principle after granulation spray orifice and process and pure granular urea, and this process quilt chemical industry is referred to as melting method compound fertilizer granulating technique.

Viscosity great achievement hundred due to element the material pure ammonium nitrate of its viscosity ratio or pure urea liquation in melting recombination process of melting method compound fertilizer technology is thousands of and even tens thousand of times and containing a considerable amount of solid suspension particle, the granulating equipment of therefore traditional urea sprinkling pelleting technique cannot complete production at all.Can reach in tower-type rotary sprinkling pelleting technique output, particle diameter, qualification rate and the index such as granule strength, dust discharge for solving molten materials that is full-bodied, solid suspension particle containing significant proportion, the requirement of suitability for industrialized production to unit stream time can be met again, except needs develop corresponding technical process and pulping device, also must research and develop a kind of prilling granulator that can adapt to above-mentioned requirements.

For this reason domesticly now successfully have developed the differential tablets press of the brand new that can adapt to above-mentioned requirements and differential prilling spry, such as:

The applying date is on April 27th, 2004, application number is 00106184.4, name be called " differential two-speed rotary granulating machine and prilling process " and the applying date be on September 9th, 2005, application number is 200510096010.0, name is called that the patent of " prilling spry for differential rotating granulation " individually discloses the concrete structure of differential tablets press and differential prilling spry.

The core technology of differential tablets press is exactly the mechanical transmission structure be made up of two working-spindles arranged with one heart; these two main shafts are called interior axle and outer shaft; the material-feeding mechanism (material distribution device) that two axles are responsible for driving prilling spry (cone) and driving in shower nozzle respectively; by separately independently electrical installation control two transmission rigs and do concentric rotational movement, the speed of rotation making its respective main shaft need with granulation process and sense of rotation work.

Namely spherical particle solid-state is one by one become after composite fertilizer's fused solution thread that prilling spry generatrix sprays fragments into multiple independently droplet retracts, the uniformity coefficient of droplet size also just determines the uniformity coefficient of finished particle, but due to the movement velocity by jet in the process of drop fracture, the aerial fluctuation of fluid, the viscosity of atmospheric drag and fused solution self, the impact of the many reasons such as surface tension and gravity, what can not rupture is definitely consistent, therefore its particle diameter will have certain difference with regard to nature, clear and definite regulation is just had to the diameter range of composite fertilizer particle in such as standard GB/T 15063-2009, namely the spherical granules within the scope of diameter 1-4.75 millimeter accounts for 90% of total amount and is salable product.But at present a lot of compound manure manufacturing enterprise wish can be narrower by this diameter range; the grain diameter standard spherical granules be decided to be within the scope of 2-4 millimeter of this enterprise is accounted for 90% of total amount by such as some enterprises; make granular size more even, so just new requirement is proposed to differential tablets press.

Utility model content

The purpose of this utility model is to provide a kind of differential granulating equipment of composite fertilizer with vibrating function, improves the finished particle uniformity coefficient that existing differential tablets press is produced.

A kind of technical scheme that the utility model adopts is: the differential granulating equipment of composite fertilizer with vibrating function is made up of differential tablets press and the vibrating motor be arranged on differential tablets press, the distributor of differential tablets press and prilling spry are driven by a rotating mechanism respectively and horizontally rotate around same axle center, make prilling spry vertical vibration while horizontally rotating by vibrating motor; Also comprising pedestal, pedestal being provided with the open holes for placing differential tablets press, be provided with many group spring buffer pressure-bearing supports around the open holes on pedestal, differential tablets press be provided with the bayonet socket adapted with spring buffer pressure-bearing support shape.

Feature of the present utility model is also,

Vibrating motor makes its amplitude at 0.5mm-2mm by the position adjusting eccentric block.

Vibrating motor adjusts its vibrational frequency by frequency transformer.

The differential granulating equipment of composite fertilizer with vibrating function of the present utility model has following beneficial effect:

1, vibrating motor is utilized to make the prilling spry of the differential Fitz chilsonator in work while horizontally rotating with the action of about one vertical vibration, this will make composite fertilizer melt jet also be subject to a specific mechanical vibration cutting when leaving prilling spry, thus after melt is sprayed, be fractured into more uniform drop, finally make cooled compound fertilizer granules evenly, stay in grade, also extend the working hour of prilling spry simultaneously;

2, utilize the bayonet fittings on many group spring buffer pressure-bearing supports and differential tablets press to make up vibrating motor by the deformation effect of spring and the change in displacement that certain mechanical vibration produce is applied to prilling spry.

Accompanying drawing explanation

Fig. 1 is the structural representation with the differential granulating equipment of composite fertilizer of vibrating function of the present utility model;

Fig. 2 is the STRUCTURE DECOMPOSITION schematic diagram of Fig. 1;

Fig. 3 is the STRUCTURE DECOMPOSITION schematic diagram of distributor and prilling spry in Fig. 1.

In figure, 1. differential tablets press, 2. distributor, 3. prilling spry, 4. vibrating motor, 5. pedestal, 6. spring buffer pressure-bearing support, 7. bayonet socket, 8. feeder hopper, 9. feeder sleeve.

Embodiment

Below in conjunction with embodiment, the utility model is described in detail.

What the utility model provided has the structure of the differential granulating equipment of composite fertilizer of vibrating function as shown in Figure 1-Figure 3, be made up of differential tablets press 1 and the vibrating motor 4 be arranged on differential tablets press 1, the distributor 2 of differential tablets press 1 and prilling spry 3 are driven by a rotating mechanism respectively and horizontally rotate around same axle center, prilling spry 3 vertical vibration while horizontally rotating is made by vibrating motor 4, differential prilling granulator of the present utility model also comprises pedestal 5, pedestal 5 is provided with the open holes for placing differential tablets press 1, many group spring buffer pressure-bearing supports 6 are provided with around open holes on pedestal 5, differential tablets press 1 is provided with the bayonet socket 7 adapted with spring buffer pressure-bearing support 6 shape.

Vibrating motor 4 is made its amplitude at 0.5mm-2mm by the position adjusting eccentric block, is adjusted its vibrational frequency by frequency transformer.

The process with composite fertilizer's differential granulating equipment granulation of vibrating function of the present utility model is utilized to be specially: to be with driven distributing device 2 and prilling spry 3 to horizontally rotate around same axle center respectively by two rotating mechanisms of Fitz chilsonator 1 differential in differential prilling granulator, prilling spry 3 vertical vibration while horizontally rotating is made by the vibration of the vibrating motor 4 of differential prilling granulator, fused solution is entered from the feeder hopper 8 of distributor 2, by feeder sleeve 9 until from the nozzle Fracture of prilling spry 3 be uniform drop ejection, drop also automatically shrinks the solid particulate being cooled to spheroidal with the air contact heat-exchanging in tower and drops at the bottom of tower from the process of the top of prilling tower landing naturally at the bottom of tower, complete whole compound fertilizer granulating process.

The principle of differential granulation is: the axes coincide of its axis and prilling tower when the prilling spry 3 of differential tablets press 1 works, namely when prilling spry 3 works its axis and horizontal plane perpendicular, fused solution penetrates respectively from the numerous spray orifices prilling spry 3 generatrix horizontally rotated, fused solution through the thread state of spray orifice injection is subject to the movement velocity of jet, the aerial wave characteristic of fluid, meet the resistance of air and the viscosity of liquation self, the reason such as surface tension and gravity to fragment into one by one independently drop soon, namely spherical particle solid-state is one by one become after the cooling of these droplet retracts.According to physical and chemical principle, the volume of drop determines the ball diameter of finished particle, and therefore, the uniformity coefficient of droplet size also just determines the uniformity coefficient of finished particle.

And due to the factor affecting drop volume size a lot, therefore the droplet size uniformity coefficient that formed of differential tablets press ejection is poor, thus makes the granulation uniformity of final cooled finished product composite fertilizer also poor.For this problem; the mechanical vibration produced when differential prilling granulator of the present utility model utilizes vibrating motor to work; these mechanical vibration are applied on the prilling spry 3 that horizontally rotates by the rigid transmission of tablets press 1; make prilling spry 3 while horizontally rotating also with the action of a vertical vibration; this action makes melt jet be subject to a specific mechanical vibration cutting when leaving prilling spry; thus fragment into more uniform drop, finally make cooled compound fertilizer granules uniformity coefficient be guaranteed.

The Oscillation Amplitude produced when being worked by artificial adjustment vibrating motor and vibrational frequency, just can meet the yield requirement of melt to spherical solid particles of different ratio viscosity, such as: the size of Oscillation Amplitude when can change work by regulating the eccentric block position of vibrating motor 4, makes the regulation range of Oscillation Amplitude between 0.5mm-2mm.

And selectable commodity vibrating motor has common and high frequency two kinds, according to factors such as the viscosity of different prilling tower diameters, different granulation amounts, different material proportions and melt, select different frequencies and the vibrating motor of power, more just can change the fine setting of vibration frequency size when vibrating motor works by frequency transformer.

And the base of differential tablets press 1 is located at the upper end of pedestal 5; differential tablets press 1 is placed in the open holes of pedestal 5; the 3-6 group spring buffer pressure-bearing support 6 arranged around open holes on pedestal 5 is arranged with the bayonet fittings on differential tablets press 1, makes up vibrating motor 4 pairs of prilling spries 3 apply the change in location that certain mechanical vibration produce by the deformation effect of spring.

Claims

1. there is the differential granulating equipment of composite fertilizer of vibrating function, it is characterized in that, be made up of differential tablets press (1) and the vibrating motor (4) be arranged on differential tablets press (1), the distributor (2) of differential tablets press (1) and prilling spry (3) are driven by a rotating mechanism respectively and horizontally rotate around same axle center, make prilling spry (3) vertical vibration while horizontally rotating by described vibrating motor (4);

Also comprise pedestal (5); described pedestal (5) is provided with the open holes for placing differential tablets press (1); be provided with many groups spring buffer pressure-bearing support (6) around open holes on described pedestal (5), described differential tablets press (1) be provided with the bayonet socket (7) adapted with described spring buffer pressure-bearing support (6) shape.

2. have the differential granulating equipment of composite fertilizer of vibrating function as claimed in claim 1, it is characterized in that, described vibrating motor (4) makes its amplitude at 0.5mm-2mm by the position adjusting eccentric block.

3. have the differential granulating equipment of composite fertilizer of vibrating function as claimed in claim 1, it is characterized in that, described vibrating motor (4) adjusts its vibrational frequency by frequency transformer.