CN217332227U

CN217332227U - Injection type deep soil body water content testing device based on Lora communication

Info

Publication number: CN217332227U
Application number: CN202122730301.8U
Authority: CN
Inventors: 刘慧芬; 邓泽森; 林沛元; 罗志康; 鲁志雄
Original assignee: Guangdong Zhiyun Engineering Technology Co ltd
Current assignee: Guangdong Zhiyun Engineering Technology Co ltd
Priority date: 2021-11-09
Filing date: 2021-11-09
Publication date: 2022-08-30
Anticipated expiration: 2031-11-09

Abstract

The utility model discloses a penetration type deep soil body water content testing device based on Lora communication, which comprises a pile point and a pile head, wherein the pile point and the pile head form a whole; the pile head is internally provided with a detection module, a power supply module, a calculation module, a Lora communication module and a driving structure for driving the detection module to move outwards to detect a soil body; the power supply module is arranged at the bottom of the pile head; the driving structure is arranged in the middle of the pile head and is connected with the detection module; the side surface of the pile head is provided with a slideway, and the detection module can move outwards in the slideway under the action of the driving structure; the computing module and the Lora communication module are positioned above the power supply module; the power supply module is used for supplying power to the detection module, the calculation module, the Lora communication module and the driving structure respectively; the detection module is respectively connected with the calculation module and the Lora communication module, and the Lora communication module is further connected with the calculation module and the driving structure.

Description

Injection type deep soil body water content testing device based on Lora communication

Technical Field

The utility model belongs to the technical field of the soil body moisture content test and specifically relates to an injection formula deep soil body moisture content testing arrangement based on Lora communication.

Background

The existing soil moisture content measuring device mainly comprises a detection part, a calculation part and a storage part, a time domain reflection method technology measuring principle is adopted, a probe is used for transmitting electromagnetic wave signals, the round-trip time of the signals on the probe is recorded, then the calculation part calculates to obtain the related data of the moisture content of the soil body to be measured, and finally the data is stored in the storage part for viewing.

However, the existing product has low integration degree, and has two main disadvantages, one of which is that a detection part (probe) is separated from a calculation part (host), the probe is short enough and cannot be inserted into a soil body at a deep part, and the water content of the soil body at the deep part cannot be measured; secondly, the collected data are only transmitted and stored in a computer by the connection of the probe and the processing host, and the long-term automatic collection of the soil moisture content cannot be carried out.

Therefore, the prior art and the processing technology are still to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a penetration deep soil body moisture content testing arrangement based on Lora communication aims at solving current soil body moisture content testing arrangement and integrates the degree not high enough, need punch in advance to and can't be to the technical problem who is surveyed the soil ground real-time supervision.

In order to achieve the above purpose, the technical scheme of the utility model is as follows: a penetration type deep soil body water content testing device based on Lora communication comprises a pile tip and a pile head, wherein the pile tip and the pile head form a whole; the pile head is internally provided with a detection module, a power supply module, a calculation module, a Lora communication module and a driving structure for driving the detection module to move outwards to detect a soil body; the power supply module is arranged at the bottom of the pile head; the driving structure is arranged in the middle of the pile head and is connected with the detection module; the side surface of the pile head is provided with a slideway, and the detection module can move outwards in the slideway under the action of the driving structure; the computing module and the Lora communication module are positioned above the power supply module; the power supply module is used for supplying power to the detection module, the calculation module, the Lora communication module and the driving structure respectively; the detection module is respectively connected with the calculation module and the Lora communication module, and the Lora communication module is further connected with the calculation module and the driving structure.

The device for testing the water content of the injection type deep soil body based on the Lora communication comprises a driving structure, a driving structure and a driving device, wherein the driving structure comprises a supporting rod arranged in the middle of the interior of a pile head, and a gravity block and a telescopic rod are sleeved outside the supporting rod; the supporting rod is also provided with a middle gear, the telescopic rod is connected with a power supply module at the bottom in the pile head through a wire, a gravity block switch of the gravity block is started through the power supply module, and the gravity block descends to push the middle gear to rotate; the gravity block is positioned above the telescopic rod, and after the gravity block switch is opened, the telescopic rod extends.

Furthermore, penetration type deep soil body water content testing device based on Lora communication, wherein, the second gear is still installed to the outside of detecting the module, and the middle part gear can promote the second gear and rotate, promotes by the second gear again and detects the module and outwards remove.

Further, injection type deep soil body moisture content testing arrangement based on Lora communication, wherein, middle part gear and second gear intermeshing.

Further, injection type deep soil body moisture content testing arrangement based on Lora communication, wherein, the fixed cover of slidable of overcoat on the bracing piece is connected to middle part gear, can reciprocate along with the telescopic link extension and shrink.

Further, penetration deep soil body moisture content testing arrangement based on Lora communication, wherein, further, pile head top is equipped with a plurality of tenons, forms a whole with the pile head, accessible tenon connection upper portion propelling movement stake.

Further, injection type deep soil body moisture content testing arrangement based on Lora communication, wherein, the inside outside of casing of pile head has been embedded into the honeycomb damping area that thickness differs.

Furthermore, penetration type deep soil body water content testing device based on Lora communication, wherein, slide internally mounted has the spring, and middle part gear downstream presses the second gear into the slide in, and the detection module is pushed the slide thereupon.

Further, injection type deep soil body moisture content testing arrangement based on Lora communication, wherein, the detection module includes the probe, the corresponding probe position of pile head side corresponds there is the probe hole, the probe can pass through the probe hole when the detection module outwards removes.

Further, injection type deep soil body moisture content testing arrangement based on Lora communication, wherein, the stake point is conical.

Has the advantages that: the utility model discloses need not trompil in advance, directly send into through the probe of outside instruction control drive structure detection module among the volume of awaiting measuring soil layer, pore-forming process construction in advance has been removed, can carry out real-time survey to the deep soil body based on the Lora communication, and will solve data transmission to the outside world through communication technology, can realize the test to the soil body moisture content through the detection module, and to survey the module, power module, calculation module, Lora communication module and drive structure integration are in the pile head, realize high integration, and through Lora communication module, calculation module and detection module constitute moisture content survey system based on TDR, this system links to each other with power module, can carry out real-time measurement according to presetting, thereby realize real-time monitoring's function.

Drawings

FIG. 1 is a cross-sectional view of the present invention;

fig. 2 is a cross-sectional view of the pile head of the present invention.

In the figure: 1. stake point, 2, pile head, 3, detection module, 4, power module, 5, calculation module, 6, Lora communication module, 7, drive structure, 20, slide, 21, tenon, 8, bracing piece, 9, gravity piece, 10, telescopic link, 11, middle part gear, 12, wire, 30, connecting band, 13, second gear, 14, slidable fixed cover, 15, spring, 16, probe, 17, probe hole, 19, top dish, 22, honeycomb damping band.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer and clearer, the present invention will be described in further detail below with reference to the accompanying drawings and examples.

As shown in fig. 1 to 2, the utility model discloses a penetration type deep soil body moisture content testing device based on Lora communication, which comprises a pile tip 1 and a pile head 2, wherein the pile tip 1 and the pile head 2 form a whole; the pile head 2 is internally provided with a detection module 3, a power supply module 4, a calculation module 5, a Lora communication module 6 and a driving structure 7 for driving the detection module 3 to move outwards to detect a soil body; the power supply module 4 is arranged at the bottom of the pile head 2; the driving structure 7 is arranged in the middle of the pile head 2 and is connected with the detection module 3; the side surface of the pile head 2 is provided with a slideway 20, and the detection module 3 can move outwards in the slideway 20 under the action of the driving structure 7; the computing module 5 and the Lora communication module 6 are positioned above the power supply module 4; the power supply module 4 is used for supplying power to the detection module 3, the calculation module 5, the Lora communication module 6 and the driving structure 7 respectively; detection module 3 is connected with calculation module 5 and Lora communication module 6 respectively, Lora communication module 6 still is connected with calculation module 5 and drive structure 7.

Preferably, the calculating module 5 is connected with the Lora communication module 6 through a wire 12, and the detecting module 3 is connected with the Lora communication module 6 through a connecting band 30.

The utility model discloses a moisture content of the soil body can be surveyed to the detection module, and the data transmission that the detection module gathered is for the calculation module, handles the data of gathering by the calculation module, and then transmits for the external world through Lora communication module to realize the function integration of handling data in the middle of testing arrangement, and supply power for each module and drive structure respectively through power module, and all install in the pile head, so make testing arrangement integrate highly; in addition, can drive the detection module through the drive structure and move toward outer, detect the module and remove in the slide to the realization stretches out the probe of detection module to the pile head lateral surface, realizes the real-time supervision to the soil body, has solved the technical problem that current detection device need punch in advance simultaneously.

Preferably, the driving structure 7 comprises a support rod 8 arranged at the middle position inside the pile head 2, and a gravity block 9 and an expansion rod 10 are sleeved outside the support rod 8; the upper end of the support 8 is fixed in the top of the pile head 2 through a top disc 19, a middle gear 11 is further installed on the support rod 8, the telescopic rod 10 is connected with a power supply module 4 at the bottom in the pile head 2 through a wire 12, a gravity block switch of the gravity block 9 is started through the power supply module 4, and the gravity block 9 descends to push the middle gear 11 to rotate; the gravity block 9 is located above the telescopic rod 10, and after the gravity block switch is opened, the telescopic rod extends.

After the structure of the oil adding device is adopted, the utility model discloses a drive structure is through bracing piece of installation in the centre of pile head, and the cover is equipped with gravity piece and telescopic link on the bracing piece, and power module starts gravity piece switch, so the gravity piece is to descending, thereby make the telescopic link stretch out downwards, drive middle part gear revolve, thereby realize that the drive detection module is toward moving outward, so the detection module is surveyed and need not to punch in advance, only need squeeze into ground with the pile point, it can to reach the degree of depth that needs to survey until the detection module.

Preferably, a second gear 13 is further installed outside the detection module 3, and the middle gear 11 and the second gear 13 are engaged with each other, so that the second gear 13 is pushed to move the detection module 3 outwards.

Preferably, the middle gear 11 is connected to a slidable fixing sleeve 14 externally sleeved on the support rod 5 and can move up and down along with the extension and contraction of the telescopic rod 10.

Preferably, the top of the pile head 2 is provided with a plurality of tenons 21 which are integrated with the pile head and can be connected with the upper pushing pile through the tenons.

Preferably, honeycomb shock-absorbing belts 22 with different thicknesses are embedded in the outer side of the shell of the pile head 2.

Preferably, a spring 15 is installed inside the slide way 20, the middle gear 11 moves downwards to press the second gear 13 into the slide way 20, and the detection module 3 is then pushed into the slide way 20.

Preferably, the detection module 3 comprises a probe 16, a probe hole 17 is formed in the side surface of the pile head 2 corresponding to the position of the probe, and the probe 16 can pass through the probe hole 17 when the detection module 3 moves outwards; when the middle gear 11 pushes the second gear 13 to move into the slideway 20, the probe 16 will be inserted into the soil through the probe hole 17.

Preferably, the pile tip 1 is conical, so that the penetration into the soil layer is more convenient.

Specifically, the Lora communication module of the utility model receives two different signals, one of which is to open the gravity block switch to make the gravity block move downwards; secondly, each module starts to work, and the device enters a real-time measuring state.

The working principle is as follows:

and (3) entering a field to be tested, aligning the pile head above a soil layer to be tested after debugging the device, sending the device into the soil layer by using external force (hammering/static force) and the like until the pile tip is submerged into the soil layer, inserting the pushing pile by using the tenon, marking the depth, and sending the device into the soil layer with the specified depth. Send command signal to device, the Lora communication module received signal of device opens the gravity piece switch, and the gravity piece makes the telescopic link extension in the time of the downstream, promotes the fixed cover downstream of slidable, drives middle part gear downstream, with second gear pressure in the slide, the detection module is pushed the slide thereupon, the probe will pass during the pinhole inserts the soil layer, send signal to the device and will last 1~2 minutes to the process that the probe inserted among the soil layer.

After the work is finished, a signal instruction is sent to the device, the Lora communication module of the device receives signals, the power supply module continuously supplies power to the calculation module, the detection module and the communication module, a group of high-frequency electromagnetic wave signals generated by the signal generator in the detection module are transmitted to the probe inserted into the soil along the cable, the signals are transmitted due to impedance change, one part of the signals return in the original path, the rest of the signals are totally reflected after reaching the tail end of the probe, the round-trip time of the two groups of signals is recorded by the collector, and the signals are resolved through a TDR program formula preset in the calculation module, so that the soil moisture content data are obtained. The soil moisture content data resolved in real time are transmitted to the outside through a Lora communication module.

Claims

1. A penetration type deep soil body water content testing device based on Lora communication is characterized by comprising a pile tip and a pile head, wherein the pile tip and the pile head form a whole; the pile head is internally provided with a detection module, a power supply module, a calculation module, a Lora communication module and a driving structure for driving the detection module to move outwards to detect a soil body; the power supply module is arranged at the bottom of the pile head; the driving structure is arranged in the middle of the pile head and is connected with the detection module; the side surface of the pile head is provided with a slideway, and the detection module can move outwards in the slideway under the action of the driving structure; the computing module and the Lora communication module are positioned above the power supply module; the power supply module is used for supplying power for the detection module, the calculation module, the Lora communication module and the driving structure respectively; the detection module is respectively connected with the calculation module and the Lora communication module, and the Lora communication module is further connected with the calculation module and the driving structure.

2. The device for testing the water content of the penetrated deep soil body based on the Lora communication of claim 1, wherein the driving structure comprises a supporting rod arranged at the middle position inside the pile head, and a gravity block and a telescopic rod are sleeved outside the supporting rod; the supporting rod is also provided with a middle gear, the telescopic rod is connected with a power supply module at the bottom in the pile head through a wire, a gravity block switch of the gravity block is started through the power supply module, and the gravity block descends to push the middle gear to rotate; the gravity block is positioned above the telescopic rod, and after the gravity block switch is opened, the telescopic rod extends.

3. The penetration type deep soil moisture content testing device based on the Lora communication of claim 2, wherein a second gear is further installed outside the detection module, the middle gear can push the second gear, and the second gear pushes the detection module to move outwards.

4. The device of claim 3, wherein the middle gear is meshed with the second gear.

5. The device for testing the water content of the penetrated deep soil body based on the Lora communication of claim 2, wherein the middle gear is connected with a slidable fixing sleeve sleeved on the support rod and can move up and down along with the extension and contraction of the telescopic rod.

6. The penetration type deep soil body water content testing device based on the Lora communication of claim 1, wherein a plurality of tenons are arranged at the tops of the pile heads and form a whole with the pile heads, and the upper pushing piles can be connected through the tenons.

7. The penetrating deep soil moisture content testing device based on Lora communication of claim 1, wherein a honeycomb damping belt is embedded in the outer side of the inside of a shell of the pile head.

8. The penetrating deep soil body water content testing device based on Lora communication of claim 3, wherein a spring is installed inside the slide way, the middle gear moves downwards to press the second gear into the slide way, and the detection module is pushed into the slide way accordingly.

9. The penetration deep soil body water content testing device based on Lora communication of claim 1, wherein the detection module includes a probe, the position of the side surface of the pile head corresponding to the probe corresponds to a probe hole, and the probe can pass through the probe hole when the detection module moves outwards.

10. The device of claim 1, wherein the pile tip is conical.