阅读说明：本技术 一种基于液态肥的物料输送及流量计量一体化装置 (Material conveying and flow metering integrated device based on liquid fertilizer ) 是由 张立新 娄晓康 张雪媛 马燕 胡东彬 张文亚 于志远 范锦杰 李春志 于 2019-11-29 设计创作，主要内容包括：本发明属于农业液态肥料推广应用技术领域,具体提供了一种基于液态肥的物料输送及流量计量一体化装置,所述该装置由一种无线控制电磁流量计和一种内啮合的密闭式螺杆泵组成。所述无线控制电磁流量计包括：管道法兰、传感器法兰、液体流量传感器、传感器显示仪表、电磁流量计转换器、接地环。所述接地环安装于管道法兰与传感器法兰之间,所述液体流量传感器置于传感器法兰内,电磁流量转换器外接于传感器法兰侧面,所述传感器显示仪表安装于电磁流量计转换器上,所述无线控制电磁流量计外接于总电源控制箱。所述内啮合的密闭式螺杆泵包括出料体、拉杆、固定衬套、螺杆泵、万向节、进料体、连接轴、填料座、填料压盖、轴承座、轴承、传动轴、轴承盖、联轴器、底盘、电机。所述电机外接于总电源控制箱。所述无线控制电磁流量计能测量流经该一体化装置的液态肥总量。所述内啮合的密闭式螺杆泵为该一体化装置提供动力输送。(The invention belongs to the technical field of popularization and application of agricultural liquid fertilizers, and particularly provides a material conveying and flow metering integrated device based on a liquid fertilizer. The wireless control electromagnetic flowmeter includes: the device comprises a pipeline flange, a sensor flange, a liquid flow sensor, a sensor display instrument, an electromagnetic flowmeter converter and a grounding ring. The grounding ring is installed between a pipeline flange and a sensor flange, the liquid flow sensor is arranged in the sensor flange, the electromagnetic flow converter is externally connected to the side face of the sensor flange, the sensor display instrument is installed on the electromagnetic flow meter converter, and the wireless control electromagnetic flow meter is externally connected to a main power supply control box. The internally engaged closed screw pump comprises a material discharging body, a pull rod, a fixed bushing, a screw pump, a universal joint, a material feeding body, a connecting shaft, a packing seat, a packing gland, a bearing seat, a bearing, a transmission shaft, a bearing cover, a coupling, a chassis and a motor. The motor is externally connected with the main power supply control box. The wireless control electromagnetic flowmeter can measure the total amount of liquid fertilizer flowing through the integrated device. The internally engaged closed screw pump provides power transmission for the integrated device.)

1. The utility model provides a material is carried and integrated device of flow measurement based on liquid fertilizer which characterized in that mainly comprises a wireless control electromagnetic flowmeter and an internal engagement closed screw pump.

2. The wirelessly controlled electromagnetic flowmeter of claim 1 comprising: a pipeline flange (1), a sensor flange (2), a liquid flow sensor (3), a sensor display instrument (4), an electromagnetic flowmeter converter (5) and a grounding ring (6), the grounding ring (6) is arranged between the pipeline flange (1) and the sensor flange (2), the liquid flow sensor (3) is arranged in the sensor flange (2), the electromagnetic flow converter (5) is externally connected with the side surface of the sensor flange (2), the sensor display instrument (4) is arranged on the electromagnetic flowmeter converter (3), the wireless sensor network adopted by the flowmeter is an NBIOT wireless communication module which has the characteristics of stable and high data transmission, long transmission distance, high transmission rate and the like, and the wireless control electromagnetic flowmeter can directly display the weight of the fluid flowing through the flowmeter by inputting the density of the fluid medium and the flow rate detected by the flow sensor through the PC terminal.

3. An internally engaged closed screw pump according to claim 1, comprising a discharge body (7), a pull rod (8), a fixed bushing (9), a screw pump (10), a universal joint (11), a feeding body (12), a connecting shaft (13), a packing seat (14), a packing gland (15), a bearing seat (16), a bearing (17), a transmission shaft (18), a bearing cap (19), a coupling (20), a chassis (21) and a motor (22), wherein an outlet of the discharge body (7) is connected with a wireless control electromagnetic flowmeter, the discharge body (12) and the feeding body (7) are connected through the fixed bushing (9), the pull rod (8) is arranged between the discharge body and the feeding body, the screw pump (10) is arranged in the fixed bushing (9), two ends of the connecting shaft (13) are connected with the universal joint (11) and arranged in the feeding body (12), the packing seat (14), the packing gland (15) and the bearing (17) are arranged on the transmission shaft (18), the screw pump is characterized in that a bearing seat (16) and a bearing cover (19) are mounted on a bearing, one end of a coupler (20) is connected with a transmission shaft (18), the other end of the coupler is connected with a motor (22), a material feeding body (7), the motor (22) and the bearing seat (16) are connected with a base (21), the screw pump is high in adaptability to media, can transport high-viscosity media containing hard suspended particles, such as liquid fertilizers, and has the characteristics of stable flow, good suction performance, small pressure pulsation, low noise, high efficiency, long service life, reliable work and the like. The screw pump provides power transmission for the integrated device.

4. A screw pump and flow meter according to claim 1, in which the power supply lines of the internally engaged closed screw pump and the wireless controlled electromagnetic flow meter are externally connected to the same power control box, and the power control box supplies 380v three-phase AC and 24v DC to meet the power supply requirements of both the screw pump and the electromagnetic flow meter.

5. The integrated device for material conveying and flow metering based on the liquid fertilizer can simultaneously have the functions of power conveying of the liquid fertilizer and flow metering of the liquid fertilizer.

Technical Field

The invention belongs to the technical field of popularization and application of agricultural liquid fertilizers.

Background

Because the liquid fertilizer is applied less domestically, so the power conveying and flow metering integrated device on the liquid fertilizer is rare in the market at present, the used screw pump and the electromagnetic flow meter are independent units and are not effectively integrated, and the currently used screw pump only has the power conveying function of liquid materials and does not have the liquid flow metering function; most of the existing electromagnetic flowmeters only have the flow metering function and cannot provide power transmission for materials, and the lower the flow velocity of fluid in a pipeline is, the larger the error of the flowmeter is, in order to improve the metering precision of the electromagnetic flowmeter, the most effective is to improve the speed of the fluid by using a screw pump, and the screw pump has the characteristics of stable flow, small pressure pulsation, self-suction capability, low noise, high efficiency, long service life and reliable work, and the advantages of the screw pump effectively ensure the reliability of the accurate metering of the flowmeter; the liquid fertilizer has high viscosity and poor flowability, and the screw pump has the advantages of no vortex formed during conveying medium, no sensitivity to the viscosity of the medium and capacity of conveying high viscosity medium. Therefore, the screw pump is the best choice for power delivery of the liquid fertilizer.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a power transmission and flow metering integrated device based on liquid fertilizer.

In order to achieve the above object, the present invention provides the following technical solutions.

A power transmission and flow measurement integrated device based on liquid fertilizer is characterized by mainly comprising a wireless control electromagnetic flowmeter and an internally engaged closed screw pump.

The above wireless control electromagnetic flowmeter is preferably further provided with: pipeline flange, sensor flange, liquid flow sensor, sensor display instrument, electromagnetic flow meter converter, ground ring installs between pipeline flange and sensor flange, liquid flow sensor arranges the sensor flange in, electromagnetic flow converter is external in sensor flange side, sensor display instrument installs on electromagnetic flow meter converter.

The internally engaged closed screw pump comprises a material discharging body, a pull rod, a fixed bushing, a screw pump, a universal joint, a material feeding body, a connecting shaft, a filler seat, a filler gland, a bearing seat, a bearing, a transmission shaft, a bearing cover, a coupling, a chassis and a motor, wherein an outlet of the material discharging body is connected with a wireless control electromagnetic flowmeter, the material feeding body is connected with the material discharging body through the fixed bushing, the pull rod is arranged between the material feeding body and the material discharging body, the screw pump is arranged in the fixed bushing, two ends of the connecting shaft are connected with the universal joint and arranged in the material feeding body, the filler seat, the filler gland and the bearing are arranged on the transmission shaft, the bearing seat and the bearing cover are arranged on the bearing, one end of the coupling is connected with the transmission shaft.

The power lines of the internally engaged closed screw pump and the wireless control electromagnetic flowmeter are externally connected with the same power control box, and the power control box can provide 380v three-phase alternating current and 24v direct current so as to meet the power supply requirements of the screw pump and the electromagnetic flowmeter at the same time.

The material conveying and flow metering integrated device based on the liquid fertilizer is characterized in that the internally engaged closed screw pump provides power conveying for the integrated device. The wireless control electromagnetic flowmeter can measure the total amount of the liquid fertilizer flowing through the integrated device, so that the integrated device has the functions of power transmission of the liquid fertilizer and flow metering of the liquid fertilizer.

The internally engaged closed screw pump is characterized in that the screw pump has strong adaptability to media, can transport high-viscosity media containing hard suspended particles, such as liquid fertilizer, and has the characteristics of stable flow, good suction performance, small pressure pulsation, low noise, high efficiency, long service life, reliable work and the like.

The wireless control electromagnetic flowmeter is characterized in that the wireless control electromagnetic flowmeter can directly display the weight of fluid flowing through the flowmeter through inputting the density of fluid medium and the flow rate detected by the flow sensor through a PC end, and a wireless sensor network adopted by the flowmeter is an NBIOT wireless communication module which has the characteristics of stable and high data transmission, long transmission distance, high transmission rate and the like.

Description of the drawings.

FIG. 1 is a schematic structural diagram of the present invention.

FIG. 2 is a schematic diagram of the power connection of the apparatus of the present invention.

Detailed Description

In the description of the present embodiment, it should be noted that, as the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "front", "rear", etc. appear, the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, it should not be understood that the present invention is limited, and furthermore, as the terms "first", "second", and "third" appear, the terms are only used for descriptive purposes, and are not to indicate or imply relative importance.

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 and 2 in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments.

The specific embodiments described herein are merely illustrative and not restrictive, and all other embodiments obtained by those of ordinary skill in the art without any inventive faculty are intended to be within the scope of the present invention.

As shown in figure 1, the power transmission and flow measurement integrated device based on the liquid fertilizer is characterized by mainly comprising an internally engaged closed screw pump and a wireless control electromagnetic flow meter.

As shown in fig. 1, a wireless control electromagnetic flowmeter, further preferably, the wireless control electromagnetic flowmeter includes: pipeline flange, sensor flange, liquid flow sensor, sensor display instrument, electromagnetic flow meter converter, ground ring installs between pipeline flange and sensor flange, liquid flow sensor arranges the sensor flange in, electromagnetic flow converter is external in sensor flange side, sensor display instrument installs on electromagnetic flow meter converter.

As shown in fig. 1, the internally engaged closed screw pump includes a material discharging body, a pull rod, a fixed bushing, a screw pump, a universal joint, a material feeding body, a connecting shaft, a packing seat, a packing gland, a bearing seat, a bearing, a transmission shaft, a bearing cover, a coupling, a chassis, and a motor, wherein an outlet of the material discharging body is connected to a wireless control electromagnetic flowmeter, the material feeding body is connected to the material discharging body through the fixed bushing, the pull rod is installed between the material feeding body and the material discharging body, the screw pump is installed in the fixed bushing, two ends of the connecting shaft are connected to the universal joint and installed in the material feeding body, the packing seat, the packing gland and the bearing are installed on the transmission shaft, the bearing seat and the bearing cover are installed on the bearing, one end of the.

As shown in figure 2, the power lines of the internally engaged closed screw pump and the wireless control electromagnetic flowmeter are externally connected with the same power control box, and the power control box can provide 380v three-phase alternating current and 24v direct current so as to meet the power supply requirements of the screw pump and the electromagnetic flowmeter at the same time.

Through the technical scheme.

The material conveying and flow metering integrated device based on the liquid fertilizer is characterized in that the internally meshed closed screw pump provides power conveying for the integrated device, and the wireless control electromagnetic flow meter can measure the total amount of the liquid fertilizer flowing through the integrated device, so that the integrated device has the functions of power conveying of the liquid fertilizer and flow metering of the liquid fertilizer.

The internally engaged closed screw pump is characterized in that the screw pump has strong adaptability to media, can transport high-viscosity media containing hard suspended particles, such as liquid fertilizer, and has the characteristics of stable flow, good suction performance, small pressure pulsation, low noise, high efficiency, long service life, reliable work and the like.

The wireless control electromagnetic flowmeter is characterized in that the wireless control electromagnetic flowmeter can directly display the weight of fluid flowing through the flowmeter through inputting the density of fluid medium and the flow rate detected by the flow sensor through a PC end, and a wireless sensor network adopted by the flowmeter is an NBIOT wireless communication module which has the characteristics of stable and high data transmission, long transmission distance, high transmission rate and the like.