CN211148648U - Portable electric soil cone index measuring instrument - Google Patents

Portable electric soil cone index measuring instrument Download PDF

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Publication number
CN211148648U
CN211148648U CN201922159504.9U CN201922159504U CN211148648U CN 211148648 U CN211148648 U CN 211148648U CN 201922159504 U CN201922159504 U CN 201922159504U CN 211148648 U CN211148648 U CN 211148648U
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China
Prior art keywords
control chip
actuating mechanism
battery
ball screw
stepping motor
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CN201922159504.9U
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Chinese (zh)
Inventor
赵健
罗新帅
朱冰
王春迪
孙卓
孙宇航
王鹏
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Jilin University
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Jilin University
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  • Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)

Abstract

The utility model discloses a portable electronic soil circular cone index measuring apparatu, which comprises a housin, the battery, control chip and actuating mechanism, wherein the battery, control chip and actuating mechanism all assemble in the casing, the battery is connected with control chip and actuating mechanism, the battery provides electric power for control chip and actuating mechanism, control chip is connected with the step motor in the actuating mechanism, control chip control step motor's work, actuating mechanism's lower extreme is connected with the connecting rod, actuating mechanism orders about the connecting rod and reciprocates, the lower extreme of connecting rod is connected with the probe. The control chip is provided with a GPS receiver which can record GPS position information during measurement. Has the advantages that: the whole testing process is more labor-saving by utilizing the gravity of the human body. The footboard of connection in casing both sides can be folded, can fold the footboard along the casing edge when not measuring, reduces the space and occupies, easily carries.

Description

Portable electric soil cone index measuring instrument
Technical Field
The utility model relates to a circular cone index measuring apparatu, in particular to portable electronic soil circular cone index measuring apparatu.
Background
At present, no matter vehicle driveability research or agricultural ploughing depth measurement, the cone index of the researched soil needs to be known in advance. The soil cone index needs to be obtained by corresponding measurement in the field, and the realizability of carrying a large-scale automatic measuring instrument is low. Most of the existing portable cone index meters need manual pressing, the pressing angle and the pressing speed are different from the legal standards, and the measuring result is greatly influenced by people.
Disclosure of Invention
The utility model aims at solving the problems of convenience and accuracy of measuring soil cone index in the field and providing a portable electric soil cone index measuring instrument.
The utility model provides a portable electronic soil circular cone index measuring apparatu is including the casing, the battery, control chip and actuating mechanism, wherein the battery, control chip and actuating mechanism all assemble in the casing, the battery is connected with control chip and actuating mechanism, the battery provides electric power for control chip and actuating mechanism, control chip is connected with step motor in the actuating mechanism, control chip control step motor's work, actuating mechanism's lower extreme is connected with the connecting rod, actuating mechanism orders about the connecting rod and reciprocates, the lower extreme of connecting rod is connected with the probe.
The control chip is provided with a GPS receiver which can record GPS position information during measurement.
The top of casing is equipped with the switch button, the measurement switch button, spirit level mounting groove and L ED display, wherein the switch button is connected and controls opening and shutting of battery with the battery in the casing, the measurement switch button is connected with control chip, L ED display is connected with control chip, can install the spirit level in the spirit level mounting groove, the upper portion symmetry of casing is equipped with two handrails, the lower part symmetry of casing is provided with two footboards, two footboards are folded cascade.
The driving mechanism is composed of a stepping motor and a ball screw, wherein the stepping motor is a hollow output shaft stepping motor, the hollow output shaft end of the stepping motor is connected with a screw sleeve, the stepping motor drives the hollow output shaft and the screw sleeve to synchronously rotate, the ball screw is inserted into the hollow output shaft and the screw sleeve of the stepping motor, the screw sleeve is in threaded connection with the ball screw, the circulating form of the ball on the ball screw is an internal circulating type, the ball screw can be driven to move up and down in the rotating process of the screw sleeve, the lower end of the ball screw is connected with the upper end of a connecting rod, a pressure sensor is assembled at the joint and connected with a control chip, the pressure sensor can transmit obtained data to the control chip in real time, and the upper end of the ball screw is inserted into a guide groove.
The storage battery, the control chip, the stepping motor, the L ED display and the pressure sensor are all assembled by existing equipment, and therefore specific models and specifications are not described repeatedly.
The utility model discloses a theory of operation:
when the portable electric soil cone index measuring instrument provided by the utility model is used for measuring, firstly, the gradienter is placed in the gradienter mounting groove at the top of the shell, and the angle of the cone index instrument is adjusted according to the level display, so that the cone index instrument is vertically downward; the pedals at the lower part of the shell are contacted with the ground at a proper angle, and the user steps on the pedals at the two sides respectively.
The storage battery is connected with the control chip and the stepping motor, the storage battery provides power for the control chip and the stepping motor, the control chip is connected with the stepping motor, the measurement switch key is connected with the control chip, the measurement switch key transmits a key signal to the control chip during measurement so as to control the rotation of the hollow output shaft stepping motor, the rotation motion of the hollow output shaft stepping motor is converted into the vertical motion of the ball screw through the matching of the screw sleeve, the motion is further transmitted to the pressure sensor connected with the lower end of the ball screw, the pressure sensor and the connecting rod transmit the motion to the probe, the probe is in contact with soil so that the piezoelectric signal of the pressure sensor changes, the pressure sensor is connected with the control chip, the pressure sensor can transmit the piezoelectric signal to the control chip in real time, and the piezoelectric signal is processed by the control chip and then transmits data to the L display for.
The utility model has the advantages that:
the utility model provides a portable electronic soil circular cone index measuring apparatu adopts hollow output shaft step motor to replace manual operation for the probe is according to ASAE S313.3FEB04 standard with 30.48 mm/s' constant velocity injection soil, avoids artificial factor to influence and improves the test result precision. During testing, the cone index meter is fixed in a mode of simultaneously acting by stepping and holding by hands, and compared with a mode of only holding by hands, the cone index meter is more stable, and the whole testing process is more labor-saving by utilizing the gravity of a human body. The footboard of connection in casing both sides can be folded, can fold the footboard along the casing edge when not measuring, reduces the space and occupies, easily carries.
Drawings
Fig. 1 is the overall structure schematic diagram of the cone index measuring instrument of the present invention.
Fig. 2 is the cross-sectional structure schematic diagram of the cone index measuring instrument of the present invention.
Fig. 3 is a schematic view of the connection structure of the ball screw and the screw sleeve according to the present invention.
Fig. 4 is a schematic view of the connection structure between the upper end of the ball screw and the guide groove of the present invention.
The labels in the above figures are as follows:
1. casing 2, battery 3, control chip 4, step motor 5, connecting rod
6. Probe 7, power switch key 8, measurement switch key 9 and level meter mounting groove
10. L ED display 11, armrest 12, pedal 13, ball screw 14, hollow output shaft
15. A screw rod sleeve 16, a pressure sensor 17 and a guide groove.
Detailed Description
Please refer to fig. 1 to 4:
the utility model provides a portable electronic soil circular cone index measuring apparatu is including casing 1, battery 2, control chip 3 and actuating mechanism, wherein battery 2, control chip 3 and actuating mechanism all assemble in casing 1, battery 2 is connected with control chip 3 and actuating mechanism, battery 2 provides electric power for control chip 3 and actuating mechanism, control chip 3 is connected with step motor 4 in the actuating mechanism, control chip 3 controls step motor 4's work, actuating mechanism's lower extreme is connected with connecting rod 5, actuating mechanism orders about connecting rod 5 and reciprocates, the lower extreme of connecting rod 5 is connected with probe 6.
The control chip 3 is provided with a GPS receiver which can record GPS position information during measurement.
Casing 1's top is equipped with switch button 7, measurement switch button 8, spirit level mounting groove 9 and L ED display 10, wherein switch button 7 is connected and controls opening and shutting of battery 2 with the interior battery 2 of casing 1, measurement switch button 8 is connected with control chip 3, L ED display 10 is connected with control chip 3, can install the spirit level in the spirit level mounting groove 9, casing 1's upper portion symmetry is equipped with two handrail 11, casing 1's lower part symmetry is provided with two footboard 12, two footboard 12 are folded cascade.
The driving mechanism is composed of a stepping motor 4 and a ball screw 13, wherein the stepping motor 4 is a hollow output shaft motor, the upper end of a hollow output shaft 14 of the stepping motor 4 is connected with a screw sleeve 15, the stepping motor 4 can drive the hollow output shaft 14 and the screw sleeve 15 to synchronously rotate, the ball screw 13 is inserted in the hollow output shaft 14 and the screw sleeve 15 of the stepping motor 4, the screw sleeve 15 is in threaded connection with the ball screw 13, the circulation form of balls on the ball screw 13 is an internal circulation type, the ball screw 13 can be driven to move up and down in the rotation process of the screw sleeve 15, the lower end of the ball screw 13 is connected with the upper end of a connecting rod 5, a pressure sensor 16 is assembled at the connection part, the pressure sensor 16 is connected with the control chip 3, the pressure sensor 16 can transmit obtained data to the control chip 3 in real time, and the upper end of the ball screw 13 is.
The storage battery 2, the control chip 3, the stepping motor 4, the L ED display 10 and the pressure sensor 16 are all assembled in the existing equipment, and therefore, specific models and specifications are not described in detail.
The utility model discloses a theory of operation:
when the portable electric soil cone index measuring instrument provided by the utility model is used for measuring, firstly, the gradienter is placed in the gradienter mounting groove 9 at the top of the shell 1, and the angle of the cone index instrument is adjusted according to the level display, so that the cone index instrument is vertically downward; the pedals 12 at the lower part of the casing 1 are contacted with the ground at a proper angle, and the user steps on the pedals 12 at both sides respectively.
The storage battery 2 is connected with the control chip 3 and the stepping motor 4, the storage battery 2 supplies power to the control chip 3 and the stepping motor 4, the control chip 3 is connected with the stepping motor 4, the measurement switch key 8 is connected with the control chip 3, the measurement switch key 8 transmits a key signal to the control chip 3 during measurement, and then the rotation of the hollow output shaft stepping motor 4 is controlled, the rotation motion of the hollow output shaft stepping motor 4 is converted into the vertical motion of the ball screw 13 through the matching of the screw sleeve 15, the motion is further transmitted to the pressure sensor 16 connected with the lower end of the ball screw 13, the motion is transmitted to the probe 6 through the pressure sensor 16 and the connecting rod 5, the pressure sensor 16 is in contact with soil, so that the piezoelectric signal of the pressure sensor 16 is changed, the pressure sensor 16 is connected with the control chip 3, the pressure sensor 16 can transmit the piezoelectric signal to the control chip 3 in real time, and the piezoelectric signal is processed by the control chip 3 and.

Claims (4)

1. The utility model provides a portable electronic soil circular cone index measurement appearance which characterized in that: including the casing, the battery, control chip and actuating mechanism, wherein the battery, control chip and actuating mechanism all assemble in the casing, the battery is connected with control chip and actuating mechanism, the battery provides electric power for control chip and actuating mechanism, control chip is connected with the step motor in the actuating mechanism, control chip control step motor's work, actuating mechanism's lower extreme is connected with the connecting rod, actuating mechanism orders about the connecting rod and reciprocates, the lower extreme of connecting rod is connected with the probe.
2. The portable electric soil cone index measuring instrument according to claim 1, wherein: the control chip is provided with a GPS receiver which can record GPS position information during measurement.
3. The portable electric soil conicity index measuring instrument as claimed in claim 1, wherein the top of the housing is equipped with a power switch button, a measuring switch button, a level meter mounting groove and an L ED display, wherein the power switch button is connected with the storage battery in the housing and controls the opening and closing of the storage battery, the measuring switch button is connected with the control chip, the L ED display is connected with the control chip, the level meter can be mounted in the level meter mounting groove, the upper portion of the housing is symmetrically equipped with two armrests, the lower portion of the housing is symmetrically provided with two pedals, and the two pedals are foldable.
4. The portable electric soil cone index measuring instrument according to claim 1, wherein: the driving mechanism comprises a stepping motor and a ball screw, wherein the stepping motor is a hollow shaft stepping motor, the hollow output shaft end of the stepping motor is connected with a screw sleeve, the stepping motor drives the hollow output shaft and the screw sleeve to synchronously rotate, the ball screw is inserted into the hollow output shaft and the screw sleeve of the stepping motor, the screw sleeve is in threaded connection with the ball screw, the circulating form of the ball on the ball screw is an internal circulating type, the ball screw can be driven to move up and down in the rotating process of the screw sleeve, the lower end of the ball screw is connected with the upper end of a connecting rod, a pressure sensor is assembled at the joint and connected with a control chip, the pressure sensor can transmit obtained data to the control chip in real time, and the upper end of the ball screw is inserted into a guide groove in the upper part.
CN201922159504.9U 2019-12-05 2019-12-05 Portable electric soil cone index measuring instrument Active CN211148648U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201922159504.9U CN211148648U (en) 2019-12-05 2019-12-05 Portable electric soil cone index measuring instrument

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201922159504.9U CN211148648U (en) 2019-12-05 2019-12-05 Portable electric soil cone index measuring instrument

Publications (1)

Publication Number Publication Date
CN211148648U true CN211148648U (en) 2020-07-31

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201922159504.9U Active CN211148648U (en) 2019-12-05 2019-12-05 Portable electric soil cone index measuring instrument

Country Status (1)

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CN (1) CN211148648U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110865177A (en) * 2019-12-05 2020-03-06 吉林大学 Portable electric cone index instrument
CN112834574A (en) * 2020-12-30 2021-05-25 中建市政工程有限公司 Soil detection device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110865177A (en) * 2019-12-05 2020-03-06 吉林大学 Portable electric cone index instrument
CN112834574A (en) * 2020-12-30 2021-05-25 中建市政工程有限公司 Soil detection device

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