CN220207485U

CN220207485U - Neutron tube support frame of plasma moisture meter

Info

Publication number: CN220207485U
Application number: CN202321939359.6U
Authority: CN
Inventors: 勾合山; 刘代群; 郭靖玮
Original assignee: Shenzhen Guoshanglian Health Management Co ltd
Current assignee: Shenzhen Guoshanglian Health Management Co ltd
Priority date: 2023-07-24
Filing date: 2023-07-24
Publication date: 2023-12-19
Anticipated expiration: 2033-07-24

Abstract

The utility model belongs to the technical field of neutron tube support, in particular to a neutron tube support frame of a plasma moisture meter, which is characterized in that an outer cover plate of a positioning tube can be opened, a neutron tube and the moisture meter are arranged in a waterproof tube at the bottom, after the cover plate is closed, a fixed slotting tool is inserted into soil to complete fixation, and then an outer electric telescopic rod is arranged, the output end of the electric telescopic rod pushes a push rod, and the push rod drives a movable rod of the telescopic frame to extend outwards, so that the fixed slotting tool is inserted into the soil in a deeper layer, and the stability of the whole structure in the measuring process is further maintained; because rotary joint of threaded rod bottom passes through the connecting key embedding and installs inside the notch for the threaded rod can drive the spacing dish in step and rotate when rotating, and the spacing dish drives the linking arm of both sides and rotates, and the flexible grip block of bottom drives neutron tube and rotates and promote waterproof pipe downwards in step, and then accomplishes more deep soil detection, promotes the detection effect of moisture meter.

Description

Neutron tube support frame of plasma moisture meter

Technical Field

The utility model belongs to the technical field of neutron tube support, and particularly relates to a neutron tube support frame of a plasma moisture meter.

Background

The principle of indirectly measuring the water content of the soil by the plasma neutron moisture meter is as follows: fast neutrons emitted by a neutron source in the moisture meter collide with hydrogen atoms with heavy soil moisture and become slow neutrons which are not received by a detector. The more slow neutrons indicate the higher water content of the soil. And then, according to a calibrated equation, the water content of the soil is worked out. The method is suitable for monitoring the dynamic change of the soil moisture, can perform long-term positioning continuous measurement on the premise of not damaging the soil structure, is not influenced by depth measurement and hysteresis, and is a method for measuring the soil moisture content in situ in the field.

The maximum depth of the moisture content of the soil measured by the neutron moisture meter is 6m, the measurement of the deeper soil cannot be performed, and the determination of the moisture content of the soil by the neutron moisture meter is limited by the limitation of the length of a standard neutron tube.

Therefore, the neutron tube supporting frame of the plasma moisture meter is designed to solve the problems.

Disclosure of Invention

To solve the problems set forth in the background art. The utility model provides a neutron tube support frame of a plasma moisture meter, which can open an outer cover plate of a positioning tube before use, place the neutron tube and the moisture meter in a waterproof tube at the bottom, insert a fixed slotting tool into soil to complete fixation after closing the cover plate, and then push a push rod by an output end of an electric telescopic rod at the outer side, wherein the push rod drives a movable rod of the telescopic frame to extend outwards, so that the fixed slotting tool is inserted into the soil in a deeper layer, and the stability of the whole structure in the measuring process is further maintained.

In order to ensure that the device can measure the dynamic change of the soil moisture of a deeper level, the device can automatically rotate the movable handle at the top, the bottom rod of the device drives the threaded rod to rotate, the lifting operation of the movable handle is completed under the cooperation of the threaded rod and the screw rod of the threaded groove formed in the positioning pipe, in the process, the rotary joint at the bottom of the threaded rod is embedded and installed in the notch through the connecting key, so that the threaded rod can synchronously drive the limiting disc to rotate when rotating, the limiting disc drives the connecting arms at two sides to rotate, the flexible clamping plate at the bottom drives the neutron pipe to rotate and synchronously push the waterproof pipe downwards, further the detection of the soil of the deeper level is completed, and the detection effect of the moisture meter is improved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a neutron tube support frame of plasma moisture meter, includes fixed point bearing structure, and fixed point bearing structure includes expansion bracket, fixed slotting tool, registration arm, waterproof pipe, activity handle and threaded rod, the bottom of expansion bracket and the top fixed connection of fixed slotting tool, the outer wall of registration arm and the top fixed connection of expansion bracket, waterproof pipe slip cup joint in the bottom of registration arm, the bottom of activity handle and the top surface fixed connection of threaded rod, threaded rod threaded connection is inboard at the top of registration arm.

As the neutron tube supporting frame of the plasma moisture meter, an electric telescopic rod and a push rod are preferably arranged on one side of the telescopic frame, the output end of the electric telescopic rod is fixedly connected with the surface of the push rod, and the outer side of the push rod is fixedly connected with the top of the extending end of the telescopic frame.

As the neutron tube support frame of the plasma moisture meter, the utility model is preferable, and the inside of the positioning tube is also provided with a thread groove matched with the size of the threaded rod.

As the neutron tube support frame of the plasma moisture meter, the bottom of the threaded rod is also provided with the limiting disc, the connecting arm and the flexible clamping plate, the limiting disc is rotationally connected to the lower end of the threaded rod, the top of the connecting arm is fixedly connected with the outer side of the limiting disc, and the flexible clamping plate is fixedly connected to the bottom of the connecting arm.

As the neutron tube support frame of the plasma moisture meter, the utility model is preferable, and the joint of the threaded rod and the limiting disc is also provided with a rotary joint and a notch which are mutually matched.

As the neutron tube support frame of the plasma moisture meter, preferably, the inner wall of the joint of the positioning tube and the waterproof tube is also connected with a sealing layer in an adhesive manner.

Compared with the prior art, the utility model has the beneficial effects that:

1. before the utility model is used, the outer cover plate of the positioning tube can be opened, the neutron tube and the moisture meter are arranged in the waterproof tube at the bottom, after the cover plate is closed, the fixed slotting tool is inserted into soil to complete fixation, then the output end of the outer electric telescopic rod pushes the push rod, and the push rod drives the movable rod of the telescopic frame to extend outwards, so that the fixed slotting tool is inserted into the soil more deeply, and the stability of the integral structure in the measuring process is further maintained.

2. According to the utility model, the rotary joint at the bottom of the threaded rod is embedded and arranged in the notch through the connecting key, so that the threaded rod can synchronously drive the limiting disc to rotate when rotating, the limiting disc drives the connecting arms at two sides to rotate, and the flexible clamping plate at the bottom drives the neutron tube to rotate and synchronously push the waterproof tube downwards, thereby completing deeper soil detection and improving the detection effect of the moisture meter.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an internal cross-sectional view of a positioning tube according to the present utility model;

FIG. 3 is a cross-sectional exploded view of the fixed point support structure of the present utility model;

FIG. 4 is a diagram showing the distribution of the electric telescopic rod and the push rod according to the present utility model;

in the figure:

1. a fixed point support structure; 11. a telescopic frame; 12. fixing the slotting tool; 13. a positioning tube; 14. a waterproof pipe; 15. a movable handle; 16. a threaded rod; 2. an electric telescopic rod; 3. a push rod; 4. a thread groove; 5. a limiting disc; 6. a connecting arm; 7. a flexible clamping plate; 8. a rotary joint; 9. a notch; 10. and (3) a sealing layer.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1:

the neutron tube supporting frame of the plasma moisture meter is limited by the length of a standard neutron tube, the maximum depth of the moisture content of soil measured by the neutron moisture meter is 6m, the soil with deeper layers cannot be measured, the moisture content of the soil measured by the neutron moisture meter is limited, and the fixed-point supporting structure 1 is added on the basis.

As shown in fig. 1 and 4:

in an alternative embodiment: fixed point bearing structure 1 includes expansion bracket 11, fixed slotting tool 12, registration arm 13, waterproof pipe 14, movable handle 15 and threaded rod 16, the bottom of expansion bracket 11 and the top fixed connection of fixed slotting tool 12, the outer wall of registration arm 13 and the top fixed connection of expansion bracket 11, waterproof pipe 14 slip cup joints the bottom at registration arm 13, the top surface fixed connection of movable handle 15 and threaded rod 16, threaded rod 16 threaded connection is inboard at the top of registration arm 13, one side of expansion bracket 11 still is provided with electric telescopic handle 2 and push rod 3, electric telescopic handle 2's output and push rod 3's fixed surface, the outside of push rod 3 and the end top fixed connection that stretches out of expansion bracket 11.

In this embodiment: before the device is used, the outer cover plate of the positioning tube 13 can be opened, the neutron tube and the moisture meter are placed in the waterproof tube 14 at the bottom, after the cover plate is closed, the fixed slotting tool 12 is inserted into soil to complete fixation, then the outer electric telescopic rod 2 is pushed by the output end of the electric telescopic rod 3, the push rod 3 drives the movable rod of the telescopic frame 11 to extend out of the movable rod, so that the fixed slotting tool 12 is inserted into the soil in a deeper layer, and the stability of the overall structure in the measuring process is further maintained.

Further, the method comprises the following steps:

as shown in fig. 1, 2 and 3:

in an alternative embodiment: the inside of positioning tube 13 still is provided with threaded rod 16 size assorted thread groove 4, the bottom of threaded rod 16 still is provided with spacing dish 5, linking arm 6 and flexible grip block 7, and spacing dish 5 rotates the lower extreme of connecting at threaded rod 16, and the top of linking arm 6 and the outside fixed connection of spacing dish 5, flexible grip block 7 fixed connection are in the bottom of linking arm 6, and the junction of threaded rod 16 and spacing dish 5 still is provided with rotary joint 8 and notch 9 of mutual adaptation.

In this embodiment: in order to ensure that the device can measure the dynamic change of the soil moisture at a deeper level, the device can automatically rotate the movable handle 15 at the top, the bottom rod of the device drives the threaded rod 16 to rotate, the lifting operation of the movable handle 15 is completed under the cooperation of the threaded rod 16 and the screw rod of the threaded groove 4 formed in the positioning tube 13, in the process, as the rotary joint 8 at the bottom of the threaded rod 16 is embedded and installed in the notch 9 through the connecting key, the threaded rod 16 can synchronously drive the limiting disc 5 to rotate when rotating, the limiting disc 5 drives the connecting arms 6 at two sides to rotate, the flexible clamping plate 7 at the bottom drives the neutron tube to rotate and synchronously downwards push the waterproof tube 14, the detection of the soil at the deeper level is completed, and the detection effect of the moisture meter is improved.

It should be noted that: the inner wall of the joint of the positioning pipe 13 and the waterproof pipe 14 is also adhesively connected with a sealing layer 10, and the sealing layer 10 is filled in the joint gap between the positioning pipe 13 and the waterproof pipe 14, thereby preventing water in the soil from entering the inside, and ensuring the sealing effect.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a neutron tube support frame of plasma moisture meter, includes fixed point bearing structure (1), its characterized in that: fixed point bearing structure (1) includes expansion bracket (11), fixed slotting tool (12), registration arm (13), waterproof pipe (14), movable handle (15) and threaded rod (16), the bottom of expansion bracket (11) with the top fixed connection of fixed slotting tool (12), the outer wall of registration arm (13) with the top fixed connection of expansion bracket (11), waterproof pipe (14) slip cup joint the bottom of registration arm (13), the bottom of movable handle (15) with the top surface fixed connection of threaded rod (16), threaded rod (16) threaded connection is in the top inboard of registration arm (13).

2. The neutron tube support of claim 1, wherein: one side of expansion bracket (11) still is provided with electric telescopic handle (2) and push rod (3), electric telescopic handle (2) the output with the fixed surface of push rod (3) is connected, the outside of push rod (3) with the extension top fixed connection of expansion bracket (11).

3. The neutron tube support of claim 1, wherein: the inside of the positioning tube (13) is also provided with a thread groove (4) which is matched with the size of the threaded rod (16).

4. The neutron tube support of claim 3, wherein: the bottom of threaded rod (16) still is provided with spacing dish (5), linking arm (6) and flexible grip block (7), spacing dish (5) rotate and connect the lower extreme of threaded rod (16), the top of linking arm (6) with the outside fixed connection of spacing dish (5), flexible grip block (7) fixed connection is in the bottom of linking arm (6).

5. The neutron tube support of claim 4, wherein: the joint of the threaded rod (16) and the limiting disc (5) is also provided with a rotary joint (8) and a notch (9) which are mutually matched.

6. The neutron tube support of claim 1, wherein: the inner wall of the joint of the positioning pipe (13) and the waterproof pipe (14) is also connected with a sealing layer (10) in an adhesive manner.