CN214787354U - Novel geological survey probing device - Google Patents

Abstract

The utility model belongs to soil sampling field, concretely relates to novel geological survey probing device, including lower handle, urceolus and drill bit, the fixed upper portion that sets up at the urceolus of lower handle, the drill bit sets up the lower extreme at the urceolus the lower part of urceolus is the circumference and arranges and evenly is provided with a plurality of sand inlet, sand inlet communicates with the inner chamber of urceolus the inside of urceolus is provided with the plunger the upper end fixedly connected with in-connection post of plunger, the upper end of in-connection post extends to the outside of urceolus the upper portion of in-connection post is provided with the handle. The utility model has the advantages of being simple in structure and convenient in operation, portable, easily assembly and disassembly have solved the problem at the difficult sample of gathering in sand, have improved the efficiency of sand sample.

Description

Novel geological survey probing device

Technical Field

The utility model belongs to soil sampling field, concretely relates to novel geological survey probing device.

Background

During soil sampling, different soil textures are encountered, such as: clay, loam, sandy soil and peat soil. In order to achieve better sampling effect, a proper drill bit is selected according to different soil textures. Most common earth boring bits are suitable for extracting dense and compact soil. In desert areas, most of soil is loose and not easy to sample, so a new device is urgently needed to solve the problems.

The current soil sampling instrument uses the soft compact soil that has certain plasticity as the sampling object mostly, so its bottom does not seal and also can accomplish soil sampling, but when gathering sand soil because sand soil has stronger mobility this kind of device can't play a role because the bottom does not seal.

SUMMERY OF THE UTILITY MODEL

To the above problem, the utility model provides a novel geological survey probing device.

In order to achieve the above purpose, the utility model adopts the following technical proposal:

the utility model provides a novel geological survey probing device, includes lower handle, urceolus and drill bit, the fixed upper portion that sets up at the urceolus of lower handle, the drill bit sets up the lower extreme at the urceolus the lower part of urceolus is the circumference range and evenly is provided with a plurality of sand mouths of advancing, advance the inner chamber intercommunication of sand mouth and urceolus.

Further, the inside of urceolus is provided with the plunger the upper end fixedly connected with inner connecting post of plunger, the upper end of inner connecting post extends to the outside of urceolus the upper portion of inner connecting post is provided with the handle.

Still further, the plunger is the tube-shape to still can seal the sand inlet when the sample of urceolus inside is not lower than the sand inlet.

Furthermore, the lower edge of the plunger is inclined, so that the plunger can be inserted into a sample more easily and downwards to complete the sealing of the sand inlet.

Still further, be provided with the spacing groove on the internal connection post be provided with the piston rod in the spacing groove, the outside end of piston rod is the arc form fixed being provided with spacing platform on the piston rod the cover is equipped with the spring on the piston rod, just the spring is located between spacing platform and the internal connection post two spacing holes that correspond with the piston rod about being provided with on the urceolus, just the diameter in spacing hole is less than the diameter in the outside end of piston rod, when the last handle mentions to the spacing hole of piston rod card income top, the sand inlet of urceolus lower part is opened, when the last handle pressed downwards to the spacing hole of piston rod card income below, the sand inlet of urceolus lower part is sealed.

Furthermore, a guide rod is vertically arranged on the upper surface of the plunger, a lantern ring is arranged on the upper portion of the guide rod, the guide rod and the lantern ring are nested together, the lantern ring is fixedly connected with the inner wall of the outer barrel, and when the outer barrel is rotated, the inner connecting column rotates together with the outer barrel.

Furthermore, a sand shoveling knife is arranged on one side of the sand inlet and used for matching with the rotation of the outer cylinder to collect samples more quickly.

Furthermore, two foot pedals which are symmetrical left and right are arranged in the middle of the outer barrel, so that the strength is saved when drilling downwards.

Furthermore, the drill bit is connected with the outer cylinder through threads, so that a sample can be taken out conveniently.

Furthermore, rubber sleeves are sleeved on the upper handle and the lower handle to enhance the comfort of human hands; salient points are arranged on the rubber sleeve to increase friction force.

Compared with the prior art, the utility model has the advantages of it is following:

1. the utility model discloses be the circumference in the lower part of urceolus and arrange evenly and be provided with a plurality of sand inlets, and sand inlet and urceolus inner chamber intercommunication, install the drill bit at the lower extreme of urceolus, solved most bottoms of the device of fetching earth among the prior art and do not seal and can't gather the problem of the sandy soil that mobility is stronger, in addition, the utility model discloses a drill bit passes through threaded connection with the urceolus, easily dismantles the equipment, is convenient for taking out of sample, easy and simple to handle;

2. the utility model is provided with the limiting groove, the piston rod and the limiting hole, and can better realize the opening and closing of the sand inlet by matching with the operation of the upper handle, when the upper handle is lifted to the limit hole above the piston rod card, the sand inlet at the lower part of the outer barrel is opened, when the upper handle is pressed downwards to the limit hole below the piston rod card, the sand inlet at the lower part of the outer barrel is sealed, and the operation is convenient;

3. the utility model is provided with the plunger, the lower edge of the plunger is inclined, the plunger can be more easily inserted into a sample downwards, the sealing of a sand inlet is better completed, the upper surface of the plunger is also provided with the guide rod and the lantern ring, when the outer barrel is rotated, the inner connecting column rotates along with the outer barrel, and the structure is stable;

4. the utility model is provided with the sand shoveling knife, and can realize faster sample collection by matching with the rotation of the outer cylinder;

5. the utility model is provided with the pedal, which can save the strength when drilling downwards;

6. the utility model has the advantages of being simple in structure and convenient in operation, portable, easily assembly and disassembly have solved the problem at the difficult sample of gathering in sand, have improved the efficiency of sand sample.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of a portion of circle A of FIG. 1;

FIG. 3 is a cross-sectional view of section B-B of FIG. 1;

in the figure: 1-outer cylinder; 2-inner connecting column; 3-a drill bit; 4-sand inlet; 5-a plunger; 6-shoveling the sand knife; 7-a limiting groove; 8-a piston rod; 9-a spring; 10-a limit table; 11-a limiting hole; 12-a foot pedal; 13-upper handle; 14-bumps; 15-lower handle; 16-a guide bar; 17-collar.

Detailed Description

In order to further illustrate the technical solution of the present invention, the present invention is further explained by the following embodiments.

As shown in fig. 1, a novel geological exploration drilling device comprises a lower handle 15, an outer cylinder 1 and a drill bit 3, wherein the lower handle 15 is fixedly arranged at the upper part of the outer cylinder 1, the drill bit 3 is arranged at the lower end of the outer cylinder 1, and the drill bit 3 is in threaded connection with the outer cylinder 1 so as to be convenient for taking out a sample; a plurality of sand inlets 4 are uniformly arranged on the lower part of the outer barrel 1 in a circumferential manner, the sand inlets 4 are communicated with the inner cavity of the outer barrel 1, and a sand shoveling knife 6 is arranged on one side of the sand inlets 1 and is used for matching with the rotation of the outer barrel 1 to collect samples more quickly; two foot boards 12 which are symmetrical left and right are arranged in the middle of the outer cylinder 1 so as to save strength when drilling downwards; a plunger 5 is arranged in the outer barrel 1, the plunger 5 is cylindrical so that the sand inlet 4 can be sealed when a sample in the outer barrel 1 is not lower than the sand inlet 4, and the lower edge of the plunger 5 is inclined so that the plunger 5 can be inserted into the sample downwards more easily to seal the sand inlet 4; the upper end of the plunger 5 is fixedly connected with an inner connecting column 2, a limiting groove 7 is arranged on the inner connecting column 2, a piston rod 8 is arranged in the limiting groove 7, the outer end of the piston rod 8 is arc-shaped, a limiting table 10 is fixedly arranged on the piston rod 8, a spring 9 is sleeved on the piston rod 8, the spring 9 is positioned between the limiting table 10 and the inner connecting column 2, an upper limiting hole 11 and a lower limiting hole 11 corresponding to the piston rod 8 are arranged on the outer barrel 1, the diameter of the limiting hole 11 is smaller than that of the outer end of the piston rod 8, when the upper handle 13 is lifted until the piston rod 8 is clamped into the upper limiting hole 11, a sand inlet 4 at the lower part of the outer barrel 1 is opened, and when the upper handle 13 is pressed downwards until the piston rod 8 is clamped into the lower limiting hole 11, the sand inlet 4 at the lower part of the outer barrel 1 is sealed; the upper surface of the plunger 5 is vertically provided with a guide rod 16, the upper part of the guide rod 16 is provided with a lantern ring 17, the guide rod 16 is nested with the lantern ring 17, the lantern ring 17 is fixedly connected with the inner wall of the outer cylinder 1, and the inner connecting column 2 rotates along with the outer cylinder 1 when the outer cylinder 1 is rotated; the upper end of the inner connecting column 2 extends to the outside of the outer cylinder 1, and an upper handle 13 is arranged at the upper part of the inner connecting column 2; go up handle 13 and all overlap on the lower handle 15 and be equipped with the rubber sleeve to reinforcing staff comfort set up bump 14 on the rubber sleeve, with increase frictional force.

The method comprises the following specific operation steps:

1. removing surface soil of a sampling point, holding a lower handle 15 with two hands, stepping on the pedal 12 with feet, exerting downward force, and vertically inserting the device into sand;

2. after reaching the required depth, the upper handle 13 is lifted upwards until the piston rod 8 is clamped into the upper limit hole 11, the sand inlet 4 at the lower part of the outer cylinder 1 is opened, the outer cylinder 1 is rotated, and a sample is collected;

3. after the sample is collected, the upper handle 13 is pressed downwards until the piston rod 8 is clamped into the limiting hole 11 below, and the sand inlet 4 at the lower part of the outer barrel 1 is closed;

4. the lower handle 15 is held to pull the device out of the sand, the drill bit 3 is disassembled, and the collected sample is poured out to finish one-time collection;

5. the screw down drill bit 3 is installed for the next use.

The essential features and advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (10)

1. A novel geological survey drilling device is characterized in that: including lower handle (15), urceolus (1) and drill bit (3), lower handle (15) are fixed to be set up on the upper portion of urceolus (1), drill bit (3) set up the lower extreme in urceolus (1) the lower part of urceolus (1) is the circumference and arranges evenly and be provided with a plurality of sand mouths (4) of advancing, the inner chamber intercommunication of sand mouth (4) and urceolus (1) advances.

2. A novel geological survey drilling apparatus as defined in claim 1 wherein: the utility model discloses a plunger (2) is characterized in that the inside of urceolus (1) is provided with plunger (5) the upper end fixedly connected with in-connection post (2) of plunger (5), the upper end of in-connection post (2) extends to the outside of urceolus (1) the upper portion of in-connection post (2) is provided with handle (13).

3. A novel geological survey drilling apparatus as defined in claim 2 wherein: the plunger (5) is cylindrical so that the sand inlet (4) can be sealed when a sample in the outer barrel (1) is not lower than the sand inlet (4).

4. A novel geological survey drilling apparatus as defined in claim 2 wherein: the lower edge of the plunger (5) is inclined so that the plunger (5) can be inserted into a sample downwards more easily to complete the sealing of the sand inlet (4).

5. A novel geological survey drilling apparatus as defined in claim 2 wherein: be provided with spacing groove (7) on in-connection post (2) be provided with piston rod (8) in spacing groove (7), the outside end of piston rod (8) is the arc form fixed spacing platform (10) of being provided with on piston rod (8) the cover is equipped with spring (9) on piston rod (8), just spring (9) are located between spacing platform (10) and in-connection post (2) be provided with about outer cylinder (1) two spacing hole (11) that correspond with piston rod (8), just the diameter of spacing hole (11) is less than the diameter of piston rod (8) outside end.

6. A novel geological survey drilling apparatus as defined in claim 2 wherein: the upper surface of plunger (5) is installed perpendicularly guide bar (16), the upper portion of guide bar (16) is provided with lantern ring (17), guide bar (16) and lantern ring (17) nestification are in the same place, the inner wall fixed connection of lantern ring (17) and urceolus (1).

7. A novel geological survey drilling apparatus as defined in claim 1 wherein: a sand shoveling knife (6) is arranged on one side of the sand inlet (4) and used for matching with the rotation of the outer barrel (1) to collect samples more quickly.

8. A novel geological survey drilling apparatus as defined in claim 1 wherein: two foot pedals (12) which are bilaterally symmetrical are arranged in the middle of the outer barrel (1) so as to save strength when drilling downwards.

9. A novel geological survey drilling apparatus as defined in claim 1 wherein: the drill bit (3) is in threaded connection with the outer cylinder (1) so as to facilitate taking out of a sample.

10. A novel geological survey drilling apparatus as defined in claim 2 wherein: rubber sleeves are sleeved on the upper handle (13) and the lower handle (15) to enhance the comfort of hands; bumps (14) are arranged on the rubber sleeve to increase friction force.

Images