CN111474212A

CN111474212A - Soil EC value sensor

Info

Publication number: CN111474212A
Application number: CN202010219189.9A
Authority: CN
Inventors: 田元; 刘妙燕
Original assignee: Zhejiang Nongchaoer Wisdom Technology Co ltd
Current assignee: Zhejiang Nongchaoer Wisdom Technology Co ltd
Priority date: 2020-03-25
Filing date: 2020-03-25
Publication date: 2020-07-31

Abstract

The invention discloses a soil EC value sensor, which comprises a sensor body and a push plate, wherein the push plate is provided with through holes for one probe in the sensor body to pass through respectively, and each probe is inserted into the corresponding through hole and then is attached to the inner peripheral wall of the corresponding through hole; springs are arranged between the two ends of the push plate and the sensor body, one end of each spring is fixed with one end of the push plate, and the other end of each spring is fixed with the sensor body; after the EC value of the soil is detected, the soil on the probe can be automatically removed by the push plate in the soil when the probe in the soil is gradually pulled out of the soil, so that convenience can be brought to detection personnel.

Description

Soil EC value sensor

Technical Field

The invention relates to the technical field of sensors, in particular to a soil EC value sensor.

Background

The soil EC value sensor is a device for detecting a soil EC value (soil EC, also called soil conductivity, is an index for measuring soil water-soluble salt, which is an important attribute of soil and is a factor for determining whether salt ions in soil limit crop growth), when the current soil EC value sensor is used, a probe inside the soil EC value sensor needs to be inserted into soil, the probe of the soil EC value sensor needs to be pulled out of the soil after the soil EC value is detected, but the soil often adheres to the outer peripheral wall of the probe after the probe is pulled out of the soil, so that a detector needs to manually remove the soil on the probe, and inconvenience is brought to the detector.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides the soil EC value sensor, after the detection of the EC value of soil is finished, the soil on the probe can be automatically removed by the push plate in the soil sensor in the process that the probe in the soil sensor is gradually pulled out of the soil, so that convenience can be brought to detection personnel.

The soil EC value sensor comprises a sensor body and a push plate, wherein the push plate is provided with through holes for one probe in the sensor body to pass through respectively, and each probe is inserted into the corresponding through hole and then is attached to the inner peripheral wall of the corresponding through hole; springs are arranged between the two ends of the push plate and the sensor body, one end of each spring is fixed with one end of the push plate, and the other end of each spring is fixed with the sensor body.

The soil EC value sensor is characterized in that a pair of first clamping hooks is integrally formed on the upper end face of the push plate at the position of the lower end of each spring, the lower end of each spring is respectively matched and clamped with one pair of the first clamping hooks, and a first inclined surface used for being matched and guided with the spring to facilitate the matching and clamping of the spring and the first clamping hooks is arranged on the outer side face of one end, facing the spring, of each first clamping hook; through the setting of first pothook, the spring can conveniently be in the same place fixed with the push pedal, and through the setting of first inclined plane, the spring can cooperate the direction with first inclined plane in order to make things convenient for the tip and the first pothook cooperation joint of spring.

The soil EC value sensor is characterized in that a pair of second clamping hooks is integrally formed on the sensor body at the position of the upper end of each spring, the upper end of each spring is respectively in matched clamping connection with one pair of the second clamping hooks, and a second inclined surface used for being matched and guided with the spring to facilitate the matched clamping connection of the spring and the second clamping hooks is arranged on the outer side surface of one end, facing the spring, of each second clamping hook; through the setting of second pothook, the spring can conveniently be in the same place fixed with the push pedal, and through the setting on second inclined plane, the spring can cooperate the direction with the second inclined plane in order to make things convenient for the tip and the second pothook cooperation joint of spring.

According to the soil EC value sensor, the inner peripheral wall at the upper end of each through hole is provided with an annular guide surface which is matched with the probe for guiding so as to facilitate the probe to pass through the corresponding through hole; through the setting of annular guide surface, when the push pedal shifts up, the probe can lead with the cooperation of annular guide surface in order to make things convenient for the probe to pass the through-hole on the push pedal.

After the EC value of the soil is detected, the soil on the probe can be automatically removed by the push plate in the soil when the probe in the soil is gradually pulled out of the soil, so that convenience can be brought to detection personnel.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic view of the present invention in partial cross-section;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

FIG. 3 is an enlarged view of the structure at B in FIG. 1;

fig. 4 is an enlarged schematic structural view of C in fig. 1.

Detailed Description

In the following description, for purposes of explanation, numerous implementation details are set forth in order to provide a thorough understanding of the various embodiments of the present invention. It should be understood, however, that these implementation details are not to be interpreted as limiting the invention. That is, in some embodiments of the invention, such implementation details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to the first, the second, etc. in the present invention are only used for description purposes, do not particularly refer to an order or sequence, and do not limit the present invention, but only distinguish components or operations described in the same technical terms, and are not understood to indicate or imply relative importance or implicitly indicate the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

The soil EC value sensor comprises a sensor body 1 and a push plate 2, wherein the push plate 2 is provided with through holes 21 through which one probe 11 in the sensor body 1 passes respectively, and each probe 11 is inserted into the corresponding through hole 21 and then is attached to the inner peripheral wall of the corresponding through hole 21; springs 3 are arranged between two ends of the push plate 2 and the sensor body 1, one end of each spring 3 is fixed with one end of the push plate 2, and the other end of each spring 3 is fixed with the sensor body 1; after the EC value of the soil is detected, the soil on the probe can be automatically removed by the push plate in the soil when the probe in the soil is gradually pulled out of the soil, so that convenience can be brought to detection personnel.

A pair of first hooks 22 is integrally formed on the upper end face of the push plate 2 at the position of the lower end of each spring 3, the lower end of each spring 3 is respectively matched and clamped with one pair of the first hooks 22, and a first inclined surface 23 used for being matched and guided with the spring 3 to facilitate the matching and clamping of the spring 3 and the first hooks 22 is arranged on the outer side face of one end, facing the spring 3, of each first hook 22; through the setting of first pothook, the spring can conveniently be in the same place fixed with the push pedal, and through the setting of first inclined plane, the spring can cooperate the direction with first inclined plane in order to make things convenient for the tip and the first pothook cooperation joint of spring.

A pair of second clamping hooks 12 is integrally formed on the sensor body 1 at the position of the upper end of each spring 3, the upper end of each spring 3 is respectively matched and clamped with one pair of the second clamping hooks 12, and a second inclined surface 13 used for being matched and guided with the spring 3 to facilitate the matching and clamping of the spring 3 and the second clamping hooks 12 is arranged on the outer side surface of one end, facing the spring 3, of each second clamping hook 12; through the setting of second pothook, the spring can conveniently be in the same place fixed with the push pedal, and through the setting on second inclined plane, the spring can cooperate the direction with the second inclined plane in order to make things convenient for the tip and the second pothook cooperation joint of spring.

An annular guide surface 24 which is used for being matched with the probe 11 to guide so as to facilitate the probe 11 to pass through the corresponding through hole 21 is arranged on the inner peripheral wall of the upper end of each through hole 21; through the setting of annular guide surface, when the push pedal shifts up, the probe can lead with the cooperation of annular guide surface in order to make things convenient for the probe to pass the through-hole on the push pedal.

When the soil EC value detection device is used for detecting the soil EC value, the lower surface of the push plate is abutted against the soil, then the sensor body is pressed downwards, the probe can penetrate through the through hole in the push plate and is inserted into the soil after the sensor body is pressed downwards, the soil EC value sensor can detect the soil EC value, after the detection is finished, the push plate can move downwards under the action of the spring when the sensor body is pulled upwards to enable the probe to be gradually separated from the soil, at the moment, the soil on the probe can be scraped by the push plate, and the purpose of automatically cleaning the soil adhered to the probe can be achieved.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. A soil EC value sensor, characterized by: the sensor comprises a sensor body (1) and a push plate (2), wherein the push plate (2) is provided with through holes (21) for one probe (11) in the sensor body (1) to pass through respectively, and each probe (11) is inserted into the corresponding through hole (21) and then is attached to the inner peripheral wall of the corresponding through hole (21); all be provided with spring (3) between the both ends of push pedal (2) and sensor body (1), wherein one end of every spring (3) is fixed with one of them end of push pedal (2), and the other end of every spring (3) is fixed with sensor body (1).

2. The soil EC value sensor according to claim 1, wherein a pair of first hooks (22) is integrally formed on the upper end surface of the push plate (2) at the position of the lower end of each spring (3), the lower end of each spring (3) is respectively in fit clamping connection with one pair of the first hooks (22), and a first inclined surface (23) for being matched and guided with the spring (3) to facilitate the matching and clamping connection of the spring (3) and the first hooks (22) is arranged on the outer side surface of one end, facing the spring (3), of each first hook (22).

3. The soil EC value sensor according to claim 1, wherein a pair of second hooks (12) are integrally formed on the sensor body (1) at the position of the upper end of each spring (3), the upper end of each spring (3) is respectively in fit clamping connection with one pair of the second hooks (12), and a second inclined surface (13) for being matched and guided with the spring (3) to facilitate the matching and clamping connection of the spring (3) and the second hooks (12) is arranged on the outer side surface of one end, facing the spring (3), of each second hook (12).

4. A soil EC value sensor according to claim 1, characterized in that the inner peripheral wall of the upper end of each through hole (21) is provided with an annular guide surface (24) for guiding cooperation with the probe (11) to facilitate passage of the probe (11) through the corresponding through hole (21).