CN218238991U

CN218238991U - Automatic liquid fertilizer level detection device

Info

Publication number: CN218238991U
Application number: CN202222316123.9U
Authority: CN
Inventors: 孔正荣
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-09-01
Filing date: 2022-09-01
Publication date: 2023-01-06
Anticipated expiration: 2032-09-01

Abstract

The utility model relates to a liquid level detection technical field, in particular to fertile liquid level device of automated inspection liquid, a serial communication port, including the shell, can dismantle the upper end cover of connection at the shell top and can dismantle the lower extreme cover of connection in the shell bottom, the cable pipe is installed to the lower extreme cover bottom, photoelectric liquid level sensor is installed to cable pipe end, be equipped with the circuit board in the shell, install amplifier circuit and treater on the circuit board, photoelectric liquid level sensor, amplifier circuit and treater electric connection in proper order, shell one side is equipped with communication interface, communication interface and treater electric connection, the upper end cover top is opening setting and internally mounted has control button and display, display and control button respectively with treater electric connection. The liquid fertilizer liquid level device is simple in structure, convenient to use, resistant to corrosion of fertilizer liquid and not easy to damage.

Description

Automatic liquid fertilizer level detection device

Technical Field

The utility model relates to a liquid level detection technical field, concretely relates to fertile liquid level device of automated inspection liquid.

Background

The liquid fertilizer is a liquid fertilizer, namely, organic fertilizer or chemical fertilizer is mixed with water and then directly sprayed on the leaf surfaces or roots of plants, so that the liquid fertilizer can be absorbed quickly. The fertilizer has the effects of regulating the physiological function of crops, preferentially developing and maturing in advance, can effectively supplement various trace element deficiency diseases of the crops, ensures the normal development of the crops, contains various plant vitality elements, effectively inhibits soil hardening caused by chemical fertilizers, improves the geology of a field and a garden, cultivates the soil, activates the soil, promotes the development of underground root systems, stimulates self-pollination and cross pollination, improves the maturing rate, and keeps mature and yield.

Need real-time detection liquid fertile liquid level in the fertile tooth of liquid in the production process of liquid to convenient timely extraction is used, promotes the production effect of liquid fertilizer. However, most of the existing liquid level detection devices adopt a pressure sensor or an electromagnetic sensor to detect the liquid level, the structure of the device is relatively complex, the device needs to be debugged, the use is inconvenient, the internal structure is not corrosion-resistant, and the service life is influenced, so that the technical scheme of the application is urgently needed to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome above-mentioned prior art not enough, provide simple structure, convenient to use has the function of resistant fertile liquid corruption, not fragile automated inspection liquid fertilizer level device.

The utility model discloses a realize like this, the fertile liquid level means of automated inspection liquid that provides, including the shell, can dismantle the upper end cover of connection at the shell top and can dismantle the lower end cover of connection in the shell bottom, the cable pipe is installed to the lower end cover bottom, photoelectric liquid level sensor is installed to the cable pipe end, be equipped with the circuit board in the shell, install amplifier circuit and treater on the circuit board, photoelectric liquid level sensor, amplifier circuit and treater electric connection in proper order, shell one side is equipped with communication interface, communication interface and treater electric connection, the upper end cover top is opening setting and internally mounted has control button and display, display and control button respectively with treater electric connection.

In some embodiments, the housing has a cylindrical shape, and the upper end cap and the lower end cap are respectively screwed with the housing.

In some embodiments, the upper end cap surface is surrounded by a groove in the form of a strip.

In some embodiments, the lower end cap surface is provided with a mounting portion having a hexagonal shape.

In some embodiments, the cable tube is a stainless steel tube, and a sealing ring is arranged at the joint of the cable tube and the lower end cover.

In some embodiments, a power interface is further disposed on one side of the housing, and the power interface is electrically connected to the circuit board.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that: compared with the existing pressure sensor or electromagnetic sensor, the photoelectric liquid level sensor is used for detecting the liquid level, has a simple structure, has the function of resisting corrosion of the fertilizer liquid, and is not easy to damage; the arranged shell is detachably connected with the upper end cover and the lower end cover, so that the internal maintenance is facilitated, and the use is convenient; the amplifying circuit who sets up can amplify photoelectric level sensor's signal, and parameter direct show on the display after carrying out analysis processes through the treater to can give background server with data transmission through communication interface, realize automatic liquid level data and receive.

Drawings

Fig. 1 is the utility model provides an automatic detect fertile liquid level device's spatial structure sketch map.

Fig. 2 is the utility model provides an automatic detect fertile liquid level device of liquid's overlook schematic structure diagram.

Fig. 3 is a schematic view of the structure of the device for automatically detecting the liquid level of liquid fertilizer along the bottom of the lower end cap.

Fig. 4 is the utility model provides an automatic detect fertile liquid level device's internal principle structure sketch map.

In the figure: 1. a housing; 2. an upper end cover; 3. a lower end cover; 4. a cable tube; 5. a photoelectric liquid level sensor; 6. a circuit board; 7. an amplifying circuit; 8. a processor; 9. a communication interface; 10. a control button; 11. a display; 12. a groove; 13. an installation part; 14. a seal ring; 15. and a power interface.

Detailed Description

As shown in fig. 1-4, the device for automatically detecting liquid fertilizer liquid level of the embodiment includes a housing 1, an upper end cover 2 detachably connected to the top of the housing 1 and a lower end cover 3 detachably connected to the bottom of the housing 1, a cable tube 4 is installed at the bottom of the lower end cover 3, a photoelectric liquid level sensor 5 is installed at the tail end of the cable tube 4, a circuit board 6 is arranged in the housing 1, an amplifying circuit 7 and a processor 8 are installed on the circuit board 6, the photoelectric liquid level sensor 5, the amplifying circuit 7 and the processor 8 are electrically connected in sequence, a communication interface 9 is arranged on one side of the housing 1, the communication interface 9 is electrically connected with the processor 8, the top of the upper end cover 2 is open and is internally provided with a control button 10 and a display 11, and the display 11 and the control button 10 are electrically connected with the processor 8 respectively.

The photoelectric liquid level sensor 5 has a working principle and comprises a near infrared light emitting diode and a photosensitive receiver. The light emitted by the light emitting diodes is directed into a lens on top of the sensor. When the liquid immerses the lens of the photoelectric liquid level switch, light is refracted into the liquid, so that the receiver cannot receive light or can receive light only in a small amount. By sensing the change of the working condition, the photoelectric liquid level sensor can drive an internal electric switch by a receiver to generate a signal to the amplifying circuit 7, so that the processor 8 analyzes and processes the signal. If there is no liquid, the light emitted by the light emitting diode is reflected directly from the lens back to the receiver. The device has the advantages of simple structure and high positioning precision; no mechanical part is needed, and debugging is not needed; the sensitivity is high and the corrosion resistance is high; the power consumption is low.

Based on the arrangement, compared with the existing pressure sensor or electromagnetic sensor, the photoelectric liquid level sensor 5 is used for detecting the liquid level, has a simple structure and a function of resisting corrosion of the fertilizer liquid, and is not easy to damage; the arranged shell 1 is detachably connected with the upper end cover 2 and the lower end cover 3, so that internal maintenance is facilitated, and convenience in use is guaranteed; the amplifying circuit 7 that sets up can amplify photoelectric level sensor 5's signal, and parameter direct show on display 11 after carrying out analysis processes through treater 8 to can realize automatic liquid level data receipt for backstage server with data transmission through communication interface 9.

Preferably, the housing 1 has a cylindrical shape, and the upper and

lower caps

2 and 3 are screw-coupled to the housing 1, respectively. The joint is sealed and easy to disassemble and assemble, and the inside of the shell 1 is convenient to overhaul.

Preferably, the upper end cap 2 is surrounded by a groove 12 in a strip shape. The upper end cover 2 is convenient to rotate, and is convenient to disassemble.

Preferably, the lower end cap 3 is provided with a hexagonal mounting portion 13 on the surface. The lower end cover 13 is convenient to rotate, and is convenient to disassemble.

Specifically, the cable tube 4 is a stainless steel tube, and a sealing ring 14 is arranged at the joint of the cable tube 4 and the lower end cover 3. The sealing effect of the joint is ensured, and a cable is arranged in the cable tube 4 and is used for connecting the photoelectric liquid level sensor 5 with the amplifying circuit.

Preferably, a power interface 15 is further disposed on one side of the housing 1, and the power interface 15 is electrically connected to the circuit board 6. Conveniently provide electric power for whole device.

When using, whole automated inspection liquid fertilizer level assembly passes through the installing support to be installed on the inner wall of the fertilizer container that produces the liquid fertilizer, and when the liquid fertilizer liquid level in the fertilizer container began to submerge photoelectric liquid level sensor 5, photoelectric liquid level sensor 5 can detect the liquid level, carries out signal amplification and treater 8's processing through amplifier circuit 7, can real-time liquid level that shows the liquid fertilizer.

The above description is only exemplary embodiments of the present invention, and should not be construed as limiting the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Automatic fertile liquid level device of detection liquid, its characterized in that includes shell (1), can dismantle upper end cover (2) of connection at shell (1) top and can dismantle lower end cover (3) of connection in shell (1) bottom, cable pipe (4) are installed to lower end cover (3) bottom, photoelectric level sensor (5) are installed to cable pipe (4) end, be equipped with circuit board (6) in shell (1), install amplifier circuit (7) and treater (8) on circuit board (6), photoelectric level sensor (5), amplifier circuit (7) and treater (8) be electric connection in proper order, shell (1) one side is equipped with communication interface (9), communication interface (9) and treater (8) electric connection, upper end cover (2) top is opening setting and internally mounted has control button (10) and display (11), display (11) and control button (10) respectively with treater (8) electric connection.

2. The device for automatically detecting the liquid fertilizer level as claimed in claim 1, wherein the housing (1) is cylindrical, and the upper end cover (2) and the lower end cover (3) are respectively in threaded connection with the housing (1).

3. The device for automatically detecting the liquid fertilizer level as claimed in claim 2, wherein a strip-shaped groove (12) is formed around the surface of the upper end cover (2).

4. The device for automatically detecting the liquid fertilizer liquid level as claimed in claim 2, wherein the surface of the lower end cover (3) is provided with a hexagonal installation part (13).

5. The device for automatically detecting the liquid fertilizer liquid level according to any one of claims 1-4, wherein the cable tube (4) is a stainless steel tube, and a sealing ring (14) is arranged at the joint of the cable tube (4) and the lower end cover (3).

6. The device for automatically detecting the liquid fertilizer liquid level according to claim 1, wherein a power interface (15) is further arranged on one side of the shell (1), and the power interface (15) is electrically connected with the circuit board (6).