WO2020048038A1 - 溶液制备机构及具有其的尿素机 - Google Patents

溶液制备机构及具有其的尿素机 Download PDF

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Publication number
WO2020048038A1
WO2020048038A1 PCT/CN2018/120933 CN2018120933W WO2020048038A1 WO 2020048038 A1 WO2020048038 A1 WO 2020048038A1 CN 2018120933 W CN2018120933 W CN 2018120933W WO 2020048038 A1 WO2020048038 A1 WO 2020048038A1
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Prior art keywords
suction pipe
suction
solution preparation
preparation mechanism
tank
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PCT/CN2018/120933
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English (en)
French (fr)
Inventor
朱东和
黄家峰
赵志伟
杨春雷
曾威
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Gree Electric Appliances Inc of Zhuhai
Zhuhai Gree Intelligent Equipment Co Ltd
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Gree Electric Appliances Inc of Zhuhai
Zhuhai Gree Intelligent Equipment Co Ltd
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Publication of WO2020048038A1 publication Critical patent/WO2020048038A1/zh
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
    • B01F27/90—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with paddles or arms 
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/20—Measuring; Control or regulation
    • B01F35/22—Control or regulation
    • B01F35/2201—Control or regulation characterised by the type of control technique used
    • B01F35/2209—Controlling the mixing process as a whole, i.e. involving a complete monitoring and controlling of the mixing process during the whole mixing cycle

Definitions

  • the invention relates to the field of urea solution preparation, in particular to a solution preparation mechanism and a urea machine having the same.
  • the main purpose of the present invention is to provide a solution preparation mechanism and a urea machine having the same, in order to solve the problem that the urea solution transportation method in the prior art has a large transportation cost.
  • a solution preparation mechanism including: a storage cylinder for storing raw materials; a stirring tank for stirring raw materials and water located therein; a first suction One end of the first suction pipe is connected to the storage tank, and the other end of the first suction pipe is connected to the stirring tank, so that the raw materials in the storage cylinder enter the mixing tank through the first suction pipe.
  • the solution preparation mechanism further includes: a first air suction pipe, and the first air suction pipe is in communication with the cavity of the stirring tank, so as to perform the suction operation on the stirring tank through the first suction pipe, so as to obtain the air pressure in the stirring tank.
  • the pressure in the storage cylinder is lower than the pressure in the storage cylinder, the raw materials in the storage cylinder are caused to enter the mixing tank through the first suction pipe under the effect of the pressure difference.
  • the solution preparation mechanism further includes: a first suction tank, the first suction tank is disposed on the stirring tank, and both the first suction pipe and the first suction pipe pass through the cavity of the first suction tank and the stirring tank Connected.
  • the solution preparation mechanism further includes: a second suction pipe, one end of the second suction pipe is in communication with the cavity of the storage cylinder, and the other end of the second suction pipe is used for connecting with the material bag, so that the material bag The raw materials in it enter the storage barrel through the second suction pipe.
  • the solution preparation mechanism further includes: a second air suction pipe, and the second air suction pipe is in communication with the cavity of the storage cylinder, so as to perform an air suction operation on the storage cylinder through the second suction pipe, so as to When the internal air pressure is lower than the air pressure in the material bag, the raw materials in the material bag enter the stirring tank through the second suction pipe under the effect of the pressure difference.
  • the solution preparation mechanism further includes: a first air suction pipe, and the first air suction pipe communicates with the cavity of the stirring tank to perform the suction operation on the stirring tank through the first suction pipe; the suction machine, the suction machine It is connected to both the first air suction pipe and the second air suction pipe to perform an air suction operation on the first air suction pipe and the second air suction pipe.
  • the solution preparation mechanism further includes: a switching valve having a first valve port, a second valve port, and a third valve port, the suction machine is connected to the first valve port, and the first suction pipe is connected to the second valve port The second suction pipe is connected with the third valve port, so that the suction machine can selectively communicate with the first suction pipe or the second suction pipe through the switching valve.
  • the solution preparation mechanism further includes: a second suction tank, the second suction tank is installed on the storage cylinder, and the second suction pipe and the second suction pipe are communicated with the storage cylinder through the second suction tank .
  • the solution preparation mechanism further includes: a weighing device, the weighing device is connected to the stirring tank to detect the amount of the material in the stirring tank.
  • a urea machine which includes a solution preparation mechanism, and the solution preparation mechanism is the above-mentioned solution preparation mechanism.
  • the solution preparation mechanism in the present invention includes a storage cylinder, a stirring tank, and a first suction pipe.
  • the storage cylinder is used to store raw materials.
  • the stirring tank is used to stir the raw materials and water located therein.
  • One end is connected to the storage cylinder, and the other end of the first suction pipe is connected to the stirring tank.
  • the raw materials in the storage cylinder can be entered into the mixing tank through the first suction pipe, thereby realizing the feeding of the mixing tank, reducing the transportation cost, and solving the large transportation of the urea preparation mechanism in the prior art. The question of cost.
  • FIG. 1 shows a schematic structural diagram of an embodiment of a solution preparation mechanism according to the present invention.
  • the present invention provides a solution preparation mechanism, please refer to FIG. 1.
  • the solution preparation mechanism includes: a storage barrel 10 for storing raw materials; a stirring tank 20 for stirring the raw materials and water located therein; Suction tube 30, one end of the first suction tube 30 is connected to the storage barrel 10, and the other end of the first suction tube 30 is connected to the stirring tank 20, so that the raw materials in the storage barrel 10 pass through the first suction tube 30 enters the mixing tank 20.
  • the solution preparation mechanism in the present invention includes a storage tank 10, a stirring tank 20, and a first suction pipe 30.
  • the storage tank 10 is used for storing raw materials
  • the stirring tank 20 is used for stirring the raw materials and water located therein.
  • One end of a suction pipe 30 is connected to the storage cylinder 10, and the other end of the first suction pipe 30 is connected to the stirring tank 20.
  • the solution preparation mechanism further includes: a first air suction pipe 40, and the first air suction pipe 40 communicates with the cavity of the stirring tank 20 so as to be stirred by the first air suction pipe 40.
  • the tank 20 performs a suction operation to make the raw materials in the storage tank 10 enter the mixing tank through the first suction pipe 30 under the effect of the pressure difference when the pressure in the mixing tank 20 is lower than the pressure in the storage tank 10 Within 20.
  • By providing the first suction pipe 40 it is relatively convenient to form a negative pressure in the cavity of the stirring tank 20, so that the raw materials in the storage tank 10 can enter the stirring tank 20.
  • the solution preparation mechanism further includes: a first suction tank 50, the first suction tank 50 is disposed on the stirring tank 20, and both the first suction pipe 30 and the first suction pipe 40 pass through the first suction pipe
  • the hopper 50 communicates with the cavity of the stirring tank 20.
  • the first suction tank 50 is a vacuum suction tank.
  • the vacuum suction tank is a vacuum suction filling device for drawing the filling material between the carbon blocks and between the carbon blocks and the wall of the material box when the cathode or graphite electrode is roasted. It consists of a telescopic suction tube, a rotating support for the suction tube, a storage tank, and a vacuum suction tube.
  • the solution preparation mechanism further includes a second suction pipe 60, one end of which is in communication with the cavity of the storage cylinder 10, and the second suction pipe 60 The other end is used for connecting with the material bag 70, so that the raw materials in the material bag 70 enter the storage cylinder 10 through the second suction pipe 60.
  • the second suction pipe 60 By providing the second suction pipe 60, the raw materials in the material bag 70 can be more conveniently entered into the storage cylinder 10.
  • the solution preparation mechanism further includes: a second air suction pipe 80, and the second air suction pipe 80 communicates with the cavity of the storage cylinder 10 to pass through the second air suction pipe 80 to
  • the storage cylinder 10 performs a suction operation so that when the air pressure in the storage cylinder 10 is lower than the pressure in the material bag 70, the raw materials in the material bag 70 are stirred by the second suction pipe 60 under the effect of the pressure difference. Cans 20.
  • the second air suction pipe 80 it is relatively convenient to form a negative pressure in the storage cylinder 10, so that the raw materials in the material bag 70 can enter the mixing tank 20.
  • the solution preparation mechanism further includes: a first suction pipe 40, the first suction pipe 40 is in communication with the cavity of the stirring tank 20, and The aspirating operation is performed on the stirring tank 20 through the first suction pipe 40; the suction machine 90, the suction machine 90 is connected to the first suction pipe 40 and the second suction pipe 80, so that the first suction pipe 40 A suction operation is performed with the second suction pipe 80.
  • the solution preparation mechanism further includes: a switching valve 100 having a first valve port, a second valve port, and a third valve port; the suction machine 90 and the first valve port Connection, the first suction pipe 40 is connected to the second valve port, and the second suction pipe 80 is connected to the third valve port, so that the suction machine 90 can be selectively connected to the first suction pipe 40 or the first through the switching valve 100
  • the two suction pipes 80 communicate with each other.
  • the suction machine 90 can be selectively communicated with the first suction pipe 40 or the second suction pipe 80, so as to realize the feeding switching of the storage cylinder 10 and the stirring tank 20.
  • the solution preparation mechanism further includes a second suction tank 110 and a second suction tank 110.
  • the second suction pipe 60 and the second suction pipe 80 are connected to the storage drum 10 through the second suction tank 110.
  • the second suction tank 110 is a vacuum suction tank.
  • the vacuum suction tank is a vacuum suction filling device for drawing the filling material between the carbon blocks and between the carbon blocks and the wall of the material box when the cathode or graphite electrode is roasted. It consists of a telescopic suction tube, a rotating support for the suction tube, a storage tank, and a vacuum suction tube.
  • the solution preparation mechanism further includes: a weighing device, the weighing device is connected to the stirring tank 20 to detect the amount of the material in the stirring tank 20. By detecting the amount of material in the mixing tank 20, it is determined whether or not it is necessary to feed the material into the mixing tank 20.
  • the invention also provides a urea machine, which includes a solution preparation mechanism, and the solution preparation mechanism is the above-mentioned solution preparation mechanism.
  • the invention designs a urea conveying device for a stand-alone vehicle urea preparation machine and a control method thereof, and realizes the automatic production of urea production.
  • the stand-alone vehicle urea preparation machine integrated with a gas station will be the future vehicle urea Direction of the preparation machine.
  • the technical effect of the present application is to realize the automatic production of urea solution for vehicles, reduce manual labor and interference, ensure product quality, and reduce the cost of automated production.
  • the suction machine cooperates with the improved urea preparation process through the switching valve, so that one suction machine can complete the two actions of urea storage (bag ⁇ storage tank) and urea supply (storage tank ⁇ mixing tank), ensuring automation While reducing product costs.
  • the invention designs a suction machine device and a control method thereof for conveying urea particles for vehicles and realizing automatic production of urea for vehicles in cooperation with other mechanisms.
  • the main structure is a suction tube, a suction tube, a suction tank, Suction machine, switching valve, suction machine and other 6 parts.
  • the suction pipe and the suction pipe play a key role in connecting the materials.
  • the suction tank is used to separate the material from the air.
  • the switching valve plays a controlling role.
  • the suction machine provides the power source.
  • the switching valve opens the suction port on the left side and closes the suction port on the right side at the same time.
  • the suction machine starts to run.
  • the suction pipe on the left side generates negative pressure.
  • Inhale 1 ton metering bin the metering bin plays the role of urea storage and metering, and the metering bin can be filled by one manual suction to meet the long-term operation of the equipment;
  • the right side air inlet is opened and the left side air outlet is closed at the same time;
  • the PLC sends a signal to open the suction machine, and the suction pipe connecting the metering warehouse and the stirring tank will generate negative pressure, and supply urea particles into the stirring tank, and cooperate with the weighing device, when the amount of urea supplied reaches At the preset amount, turn off the suction machine to complete the feeding operation.
  • PLC accurately controls the amount of pure water inflow based on the amount of urea supplied, and completes the precise ratio and production of urea solution for vehicles;
  • the invention realizes the dual use of the suction machine under the condition that the functional requirements are met, and reduces the manufacturing cost of the urea machine for vehicles.
  • the solution preparation mechanism in the present invention includes a storage tank 10, a stirring tank 20, and a first suction pipe 30.
  • the storage tank 10 is used for storing raw materials
  • the stirring tank 20 is used for stirring the raw materials and water located therein.
  • One end of a suction pipe 30 is connected to the storage cylinder 10, and the other end of the first suction pipe 30 is connected to the stirring tank 20.

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Accessories For Mixers (AREA)

Abstract

一种溶液制备机构及具有其的尿素机，溶液制备机构包括：储料筒（10），用于储存原料；搅拌罐（20），用于对位于其内的原料和水进行搅拌；第一吸料管（30），第一吸料管（30）的一端与储料筒（10）连接，另一端与搅拌罐（20）连接，以使储料筒（10）内的原料经第一吸料管（30）进入搅拌罐（20）内。

Description

溶液制备机构及具有其的尿素机 技术领域
本发明涉及尿素溶液制备领域，具体而言，涉及一种溶液制备机构及具有其的尿素机。
背景技术
为了实现可持续发展的目的，目前各行业的发展都会考虑其对环境的影响，据统计，重型柴油车排放的污染物中氮氧化物占较大比重。为对该类车的排放物进行处理，目前业内使用车用尿素溶液作为柴油发动机氮氧化物还原剂，以减少污染。
目前，市场上用到车用尿素溶液几乎都是大工厂配备并运送到市场上的，存在极大的运输成本，保存成本等资源浪费。
发明内容
本发明的主要目的在于提供一种溶液制备机构及具有其的尿素机，以解决现有技术中的尿素溶液运输方式存在较大的运输成本的问题。
为了实现上述目的，根据本发明的一个方面，提供了一种溶液制备机构，包括：储料筒，用于储存原料；搅拌罐，用于对位于其内的原料和水进行搅拌；第一吸料管，第一吸料管的一端与储料筒连接，第一吸料管的另一端与搅拌罐连接，以使储料筒内的原料经第一吸料管进入搅拌罐内。
进一步地，溶液制备机构还包括：第一吸风管，第一吸风管与搅拌罐的腔体连通，以通过第一吸风管对搅拌罐进行吸气操作，以在搅拌罐内的气压低于储料筒内的气压时，使储料筒内的原料在压力差的作用下经第一吸料管进入搅拌罐内。
进一步地，溶液制备机构还包括：第一吸料罐，第一吸料罐设置在搅拌罐上，第一吸料管和第一吸风管均通过第一吸料罐与搅拌罐的腔体连通。
进一步地，溶液制备机构还包括：第二吸料管，第二吸料管的一端与储料筒的腔体连通，第二吸料管的另一端用于与料袋连接，以使料袋内的原料经第二吸料管进入储料筒内。
进一步地，溶液制备机构还包括：第二吸风管，第二吸风管与储料筒的腔体连通，以通过第二吸风管对储料筒进行吸气操作，以在储料筒内的气压低于料袋内的气压时，使料袋内的原料在压力差的作用下经第二吸料管进入搅拌罐。
进一步地，溶液制备机构还包括：第一吸风管，第一吸风管与搅拌罐的腔体连通，以通过第一吸风管对搅拌罐进行吸气操作；吸料机，吸料机与第一吸风管和第二吸风管均连接，以对第一吸风管和第二吸风管进行吸气操作。
进一步地，溶液制备机构还包括：转换阀，转换阀具有第一阀口、第二阀口和第三阀口，吸料机与第一阀口连接，第一吸风管与第二阀口连接，第二吸风管与第三阀口连接，以使吸料机通过转换阀可选择地与第一吸风管或第二吸风管连通。
进一步地，溶液制备机构还包括：第二吸料罐，第二吸料罐安装在储料筒上，第二吸料管和第二吸风管均通过第二吸料罐与储料筒连通。
进一步地，溶液制备机构还包括：称重装置，称重装置与搅拌罐连接，以检测位于搅拌罐内的物料量。
根据本发明的另一方面，提供了一种尿素机，包括溶液制备机构，溶液制备机构为上述的溶液制备机构。
本发明中的溶液制备机构包括储料筒、搅拌罐以及第一吸料管，储料筒用于储存原料，搅拌罐用于对位于其内的原料和水进行搅拌，第一吸料管的一端与储料筒连接，第一吸料管的另一端与搅拌罐连接。这样，便可以使储料筒内的原料经第一吸料管进入搅拌罐内，进而实现对搅拌罐的送料，减少了运输费用，解决了现有技术中的尿素制备机构存在较大的运输成本的问题。
附图说明
构成本申请的一部分的说明书附图用来提供对本发明的进一步理解，本发明的示意性实施例及其说明用于解释本发明，并不构成对本发明的不当限定。在附图中：
图1示出了根据本发明的溶液制备机构的实施例的结构示意图。
其中，上述附图包括以下附图标记：
10、储料筒；20、搅拌罐；30、第一吸料管；40、第一吸风管；50、第一吸料罐；60、第二吸料管；70、料袋；80、第二吸风管；90、吸料机；100、转换阀；110、第二吸料罐。
具体实施方式
需要说明的是，在不冲突的情况下，本申请中的实施例及实施例中的特征可以相互组合。下面将参考附图并结合实施例来详细说明本发明。
本发明提供了一种溶液制备机构，请参考图1，该溶液制备机构包括：储料筒10，用于储存原料；搅拌罐20，用于对位于其内的原料和水进行搅拌；第一吸料管30，第一吸料管30的一端与储料筒10连接，第一吸料管30的另一端与搅拌罐20连接，以使储料筒10内的原料经第一吸料管30进入搅拌罐20内。
本发明中的溶液制备机构包括储料筒10、搅拌罐20以及第一吸料管30，储料筒10用于储存原料，搅拌罐20用于对位于其内的原料和水进行搅拌，第一吸料管30的一端与储料筒10连接，第一吸料管30的另一端与搅拌罐20连接。这样，便可以使储料筒10内的原料经第 一吸料管30进入搅拌罐20内，进而实现对搅拌罐20的送料，减少了运输费用，解决了现有技术中的尿素制备机构存在较大的运输成本的问题。
在本实施例中，如图1所示，溶液制备机构还包括：第一吸风管40，第一吸风管40与搅拌罐20的腔体连通，以通过第一吸风管40对搅拌罐20进行吸气操作，以在搅拌罐20内的气压低于储料筒10内的气压时，使储料筒10内的原料在压力差的作用下经第一吸料管30进入搅拌罐20内。通过设置第一吸风管40，可以比较方便地在搅拌罐20的腔体内形成负压，进而使储料筒10内的原料进入搅拌罐20内。
在本实施例中，溶液制备机构还包括：第一吸料罐50，第一吸料罐50设置在搅拌罐20上，第一吸料管30和第一吸风管40均通过第一吸料罐50与搅拌罐20的腔体连通。
优选地，第一吸料罐50为真空吸料罐。真空吸料罐为一种阴极或石墨电极焙烧时，炭块之间及炭块与料箱壁之间抽出填充料的真空吸料填充装置。它由伸缩式吸料管，吸料管回转支架，储料罐，真空抽吸管组成。
在本实施例中，如图1所示，溶液制备机构还包括：第二吸料管60，第二吸料管60的一端与储料筒10的腔体连通，第二吸料管60的另一端用于与料袋70连接，以使料袋70内的原料经第二吸料管60进入储料筒10内。通过设置该第二吸料管60，可以比较方便地使料袋70内的原料进入储料筒10内。
在本实施例中，如图1所示，溶液制备机构还包括：第二吸风管80，第二吸风管80与储料筒10的腔体连通，以通过第二吸风管80对储料筒10进行吸气操作，以在储料筒10内的气压低于料袋70内的气压时，使料袋70内的原料在压力差的作用下经第二吸料管60进入搅拌罐20。通过设置该第二吸风管80，可以比较方便地在该储料筒10内形成负压，以使料袋70内的原料进入搅拌罐20内。
为了在储料筒10和搅拌罐20内形成负压，如图1所示，溶液制备机构还包括：第一吸风管40，第一吸风管40与搅拌罐20的腔体连通，以通过第一吸风管40对搅拌罐20进行吸气操作；吸料机90，吸料机90与第一吸风管40和第二吸风管80均连接，以对第一吸风管40和第二吸风管80进行吸气操作。
在本实施例中，如图1所示，溶液制备机构还包括：转换阀100，转换阀100具有第一阀口、第二阀口和第三阀口，吸料机90与第一阀口连接，第一吸风管40与第二阀口连接，第二吸风管80与第三阀口连接，以使吸料机90通过转换阀100可选择地与第一吸风管40或第二吸风管80连通。
可见，通过设置该转换阀100，可以使吸料机90可选择地与第一吸风管40或第二吸风管80连通，以实现储料筒10和搅拌罐20的进料切换。
为了实现第二吸料管60和第二吸风管80与储料筒10的腔体连通，如图1所示，溶液制备机构还包括：第二吸料罐110，第二吸料罐110安装在储料筒10上，第二吸料管60和第二吸风管80均通过第二吸料罐110与储料筒10连通。
优选地，第二吸料罐110为真空吸料罐。真空吸料罐为一种阴极或石墨电极焙烧时，炭块之间及炭块与料箱壁之间抽出填充料的真空吸料填充装置。它由伸缩式吸料管，吸料管回转支架，储料罐，真空抽吸管组成。
在本实施例中，溶液制备机构还包括：称重装置，称重装置与搅拌罐20连接，以检测位于搅拌罐20内的物料量。通过检测搅拌罐20内的物料量，判定是否还需向该搅拌罐20内送料。
本发明还提供了一种尿素机，包括溶液制备机构，溶液制备机构为上述的溶液制备机构。
本发明设计了一种用于单机式车用尿素制备机的尿素输送装置及其控制方法，实现了尿素制备的自动化生产，与加油站一体的单机式车用尿素制备机将是未来车用尿素制备机的方向。
本发明解决的如下技术问题：
1、解决了车用尿素制备机的尿素输送问题；
2、实现了车用尿素溶液生产的自动化；
3、在低成本条件下实现原本的功能。
本申请的技术效果：实现了自动化生产车用尿素溶液，减少了人工的劳动量与干扰，保证了产品的质量，同时减低了自动化生产的成本。
本发明创造的发明点在于：
使用吸料机装置替换传统人工的搬运工作，实现了自动化；
吸料机通过转换阀与改善后的尿素制备工艺配合，实现一台吸料机完成尿素储备(料袋→储料罐)与尿素供给(储料罐→搅拌罐)两个动作，在保证自动化的同时减低了产品成本。
本发明设计了一种吸料机装置与其控制方法，用于输送车用尿素颗粒，实现配合其他机构实现车用尿素的自动化生产，其主要结构由吸料管、吸风管、吸料罐、吸料机、转换阀、吸料机等6部分组成。
吸料管、吸风管起连接个关键元件作用，吸料罐用于分离料与空气，转换阀起控制作用，吸料机提供动力源。
具体实施过程如下：
首先，转换阀打开左侧吸风口，同时关闭右侧吸风口，吸料机开始运行，左侧吸料管产生负压，人工将吸料管插入袋装尿素内，将尿素颗粒通过吸料机吸入1吨计量仓，计量仓起尿素储存与计量作用，人工一次吸料吸满计量仓，即可满足设备长时间运行；
完成计量仓填料后，转换打开右侧吸风口，同时关闭左侧吸风口；
PLC根据生产计划及设备状态，发送信号打开吸料机的，连接计量仓与搅拌罐的吸料管将产生负压，将尿素颗粒供给至搅拌罐内，配合称重装置，当供给尿素量达到预设量时，关闭吸料机，完成供给动作。
PLC根据已供给尿素量，精确控制纯水进水量，完成车用尿素溶液的精确配比与生产；
本发明通过对转换阀的控制，在满足功能要求的条件下，实现吸料机的一机两用，降低了车用尿素机的制作成本。
从以上的描述中，可以看出，本发明上述的实施例实现了如下技术效果：
本发明中的溶液制备机构包括储料筒10、搅拌罐20以及第一吸料管30，储料筒10用于储存原料，搅拌罐20用于对位于其内的原料和水进行搅拌，第一吸料管30的一端与储料筒10连接，第一吸料管30的另一端与搅拌罐20连接。这样，便可以使储料筒10内的原料经第一吸料管30进入搅拌罐20内，进而实现对搅拌罐20的送料，减少了运输费用，解决了现有技术中的尿素制备机构存在较大的运输成本的问题。
以上所述仅为本发明的优选实施例而已，并不用于限制本发明，对于本领域的技术人员来说，本发明可以有各种更改和变化。凡在本发明的精神和原则之内，所作的任何修改、等同替换、改进等，均应包含在本发明的保护范围之内。

Claims (10)

  1. 一种溶液制备机构，其特征在于，包括：
    储料筒(10)，用于储存原料；
    搅拌罐(20)，用于对位于其内的原料和水进行搅拌；
    第一吸料管(30)，所述第一吸料管(30)的一端与所述储料筒(10)连接，所述第一吸料管(30)的另一端与所述搅拌罐(20)连接，以使所述储料筒(10)内的原料经所述第一吸料管(30)进入所述搅拌罐(20)内。
  2. 根据权利要求1所述的溶液制备机构，其特征在于，所述溶液制备机构还包括：
    第一吸风管(40)，所述第一吸风管(40)与所述搅拌罐(20)的腔体连通，以通过所述第一吸风管(40)对所述搅拌罐(20)进行吸气操作，以在所述搅拌罐(20)内的气压低于所述储料筒(10)内的气压时，使所述储料筒(10)内的原料在压力差的作用下经所述第一吸料管(30)进入所述搅拌罐(20)内。
  3. 根据权利要求2所述的溶液制备机构，其特征在于，所述溶液制备机构还包括：
    第一吸料罐(50)，所述第一吸料罐(50)设置在所述搅拌罐(20)上，所述第一吸料管(30)和所述第一吸风管(40)均通过所述第一吸料罐(50)与所述搅拌罐(20)的腔体连通。
  4. 根据权利要求1所述的溶液制备机构，其特征在于，所述溶液制备机构还包括：
    第二吸料管(60)，所述第二吸料管(60)的一端与所述储料筒(10)的腔体连通，所述第二吸料管(60)的另一端用于与料袋(70)连接，以使所述料袋(70)内的原料经所述第二吸料管(60)进入所述储料筒(10)内。
  5. 根据权利要求4所述的溶液制备机构，其特征在于，所述溶液制备机构还包括：
    第二吸风管(80)，所述第二吸风管(80)与所述储料筒(10)的腔体连通，以通过所述第二吸风管(80)对所述储料筒(10)进行吸气操作，以在所述储料筒(10)内的气压低于所述料袋(70)内的气压时，使所述料袋(70)内的原料在压力差的作用下经所述第二吸料管(60)进入所述搅拌罐(20)。
  6. 根据权利要求5所述的溶液制备机构，其特征在于，所述溶液制备机构还包括：
    第一吸风管(40)，所述第一吸风管(40)与所述搅拌罐(20)的腔体连通，以通过所述第一吸风管(40)对所述搅拌罐(20)进行吸气操作；
    吸料机(90)，所述吸料机(90)与所述第一吸风管(40)和所述第二吸风管(80)均连接，以对所述第一吸风管(40)和所述第二吸风管(80)进行吸气操作。
  7. 根据权利要求6所述的溶液制备机构，其特征在于，所述溶液制备机构还包括：
    转换阀(100)，所述转换阀(100)具有第一阀口、第二阀口和第三阀口，所述吸料机(90)与所述第一阀口连接，所述第一吸风管(40)与所述第二阀口连接，所述第二吸风管(80)与所述第三阀口连接，以使所述吸料机(90)通过所述转换阀(100)可选择地与所述第一吸风管(40)或所述第二吸风管(80)连通。
  8. 根据权利要求5所述的溶液制备机构，其特征在于，所述溶液制备机构还包括：
    第二吸料罐(110)，所述第二吸料罐(110)安装在所述储料筒(10)上，所述第二吸料管(60)和所述第二吸风管(80)均通过所述第二吸料罐(110)与所述储料筒(10)连通。
  9. 根据权利要求1至8中任一项所述的溶液制备机构，其特征在于，所述溶液制备机构还包括：
    称重装置，所述称重装置与所述搅拌罐(20)连接，以检测位于所述搅拌罐(20)内的物料量。
  10. 一种尿素机，包括溶液制备机构，其特征在于，所述溶液制备机构为权利要求1至9中任一项所述的溶液制备机构。
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