CN211553380U

CN211553380U - Experimental sampling device for shallow geothermal energy research

Info

Publication number: CN211553380U
Application number: CN202020202510.8U
Authority: CN
Inventors: 周亮宇
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-02-24
Filing date: 2020-02-24
Publication date: 2020-09-22
Anticipated expiration: 2030-02-24

Abstract

The utility model belongs to the technical field of shallow geothermal energy, in particular to an experimental sampling device for shallow geothermal energy research, which comprises a mounting rack and an extension drill rod, wherein a case is fixedly arranged at the top of the mounting rack, handles are integrally formed on two sides of the top end of the mounting rack, a connecting shaft is fixedly arranged at the middle position of the bottom end of the mounting rack, a drill rod is screwed on the inner side of the bottom end of the connecting shaft, and a drill bit is screwed on the outer side of the bottom end of the drill rod; the utility model discloses combine sampling tube and drill bit as an organic whole, at the in-process of probing, can extract the sample according to the prediction and study the judgement, still be equipped with standard scale mark on the sampling tube, can monitor the earth's surface degree of depth that the drill bit reachd in real time according to the scale mark on the sampling tube, in time make the judgement whether take a sample, save time, it is more convenient to take a sample, be connected to dismantle between sampling tube, drill bit, the extension drilling rod, the transportation of being convenient for is carried, the equipment is convenient, easy operation.

Description

Experimental sampling device for shallow geothermal energy research

Technical Field

The utility model belongs to the technical field of shallow geothermal energy, concretely relates to an experiment sampling device for shallow geothermal energy can research.

Background

The geothermal energy is called geothermal energy by a geothermal source heat pump, and belongs to the field of geothermal utilization. It uses the extraction and recharge of underground water, or vertically arranges a circulating return pipe in the shaft, or horizontally embeds a circulating return pipe in the soil layer, and uses the temperature of underground water or soil to extract the heat from the underground water or soil by a heat pump, thereby carrying out heating in winter or cooling in summer. The geothermal energy utilized in the way is different from the geothermal energy at the temperature of more than or equal to 25 ℃ and is also different from the 'geothermal energy' of some heat pump enterprises.

The heat extraction and heat extraction processes of the geothermal energy are carried out underground, technicians place the heat exchanger underground in a drilling or well drilling mode for energy extraction, after the energy extraction is completed, the heat exchanger is subjected to energy replacement through a heat pump unit, and finally the heat exchanger is input into a building through a tail end system. The whole process of energy exchange is carried out under the constant temperature state, compare with the ordinary air conditioner that carries out the energy exchange in the air and can be more energy-conserving, when carrying out geothermal energy research, need to extract partial shallow subsurface soil or water source in advance and carry out the experiment and judge whether this subsurface geothermal energy can satisfy the needs of energy replacement, shallow subsurface soil and water quality generally all adopt soil sampling ware to carry out the drilling on shallow earth's surface at present, reuse external equipment to carry out the extraction of soil and water quality, still need carry out the measurement of degree of depth with the help of external survey device, it is comparatively troublesome to sample, research cost is high.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides an experiment sampling device for shallow geothermal energy can research, it is reasonable to have simple structure, convenient to use, easy operation, and the availability factor is high, the effectual characteristics of sample.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an experiment sampling device for shallow geothermal energy can research, includes mounting bracket and extension drilling rod, the top of mounting bracket has set firmly quick-witted case, the top both sides integrated into one piece of mounting bracket has the handle, the bottom intermediate position department of mounting bracket has set firmly the connecting axle, the inboard spiro union in bottom of connecting axle has the drilling rod, the bottom outside spiro union of drilling rod has the drill bit, the top of connecting axle with assorted through-hole and thief hole have been seted up to the bottom of drilling rod, the inside clamp of drilling rod is equipped with the sampling tube, the scale mark has set firmly on the sampling tube.

Preferably, a reinforcing rib is welded at the middle position of the outer side of the connecting shaft.

Preferably, a first screw head is fixedly arranged at the top end of the extension drill rod, a second screw head is fixedly arranged at the bottom end of the extension drill rod, and threads matched with the connecting shaft and the drill rod are respectively arranged on the first screw head and the second screw head.

Preferably, the connecting shaft and the drill rod are both of a hollow structure, and cavities matched with the sampling tubes are arranged in the connecting shaft and the drill rod.

Preferably, the outer side of the handle is sleeved with a rubber sleeve.

Preferably, the drill bit is of helical construction.

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

the utility model discloses combine sampling tube and drill bit as an organic whole, at the in-process of probing, can extract the sample according to the prediction and study the judgement, still be equipped with standard scale mark on the sampling tube, can monitor the earth's surface degree of depth that the drill bit reachd in real time according to the scale mark on the sampling tube, in time make the judgement whether take a sample, save time, it is more convenient to take a sample, be connected to dismantle between sampling tube, drill bit, the extension drilling rod, the transportation of being convenient for is carried, the equipment is convenient, easy operation.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

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

FIG. 2 is a schematic view of the front view structure of the middle extension drill rod of the present invention;

FIG. 3 is a schematic view of the front view structure of the sampling state of the present invention;

fig. 4 is a schematic diagram of the coil overlooking structure of the sampling tube of the present invention.

In the figure: 1. a mounting frame; 11. a handle; 2. a chassis; 3. a connecting shaft; 301. a through hole; 31. reinforcing ribs; 4. a drill stem; 401. a sampling hole; 41. a drill bit; 5. a sampling tube; 51. scale lines; 6. extending the drill rod; 61. a first screw head; 62. a second screw head.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides an experiment sampling device for shallow geothermal energy can research, including mounting bracket 1 and extension drilling rod 6, the top of mounting bracket 1 has set firmly quick-witted case 2, the top both sides integrated into one piece of mounting bracket 1 has handle 11, the bottom intermediate position department of mounting bracket 1 has set firmly connecting axle 3, the inboard spiro union in bottom of connecting axle 3 has drilling rod 4, the bottom outside spiro union of drilling rod 4 has drill bit 41, assorted through-hole 301 and thief hole 401 have been seted up with the bottom of drilling rod 4 to the top of connecting axle 3, the inside clamp of drilling rod 4 is equipped with sampling tube 5, set firmly scale mark 51 on the sampling tube 5.

In the embodiment, a connecting shaft 3 is fixedly arranged at the middle position of the bottom end of the mounting frame 1, a drill rod 4 is screwed on the inner side of the bottom end of the connecting shaft 3, a drill bit 41 is screwed on the outer side of the bottom end of the drill rod 4, a through hole 301 and a sampling hole 401 which are matched with each other are formed in the top end of the connecting shaft 3 and the bottom end of the drill rod 4, a sampling tube 5 is clamped inside the drill rod 4, and a scale mark 51 is fixedly arranged on the sampling tube; be equipped with standard scale mark 51 on sampling tube 5, can monitor the earth's surface degree of depth that drill bit 41 arrived in real time according to the scale mark 51 on sampling tube 5, in time make the judgement whether take a sample, save time, it is more convenient to take a sample, is the connection of dismantling between sampling tube 5, drill bit 41, the extension drilling rod 6, and the transportation of being convenient for is carried, and the equipment is convenient, easy operation.

Specifically, a reinforcing rib 31 is welded at the middle position of the outer side of the connecting shaft 3; the connection between the drill rod 4 and the connecting shaft 3 is firmer, firm and durable, the connecting shaft 3 is divided into an upper part and a lower part by the reinforcing ribs 31, the bottom of the connecting shaft is used for connecting the drill rod 4, the top of the connecting shaft is used for forming the through hole 301, and the sampling tube 5 can penetrate out of the through hole 301 while the connection stability of the drill rod 4 is not influenced.

Specifically, a first screw head 61 is fixedly arranged at the top end of the extension drill rod 6, a second screw head 62 is fixedly arranged at the bottom end of the extension drill rod 6, and threads matched with the connecting shaft 3 and the drill rod 4 are respectively arranged on the first screw head 61 and the second screw head 62; the extension drill rod 4 with different lengths is additionally arranged according to the drilling depth, so that the drilling depth can meet the sampling requirement, the connection between the drill rod 4 and the extension drill rod 6 is more stable by the first screw head 61 and the second screw head 62, and the edge is detached and used.

Specifically, the connecting shaft 3 and the drill rod 4 are both hollow structures, and cavities matched with the sampling tubes 5 are arranged inside the connecting shaft 3 and the drill rod 4; when the sampling device is used, the sampling tube 5 can penetrate through the drill rod 4 and the extension drill rod 6 and then extends out of the through hole 301 in the connecting shaft 3 to be connected with an external sampling pump.

Specifically, a rubber sleeve is sleeved on the outer side of the handle 11; the handle 11 is more stable to hold, not easy to slip and high in use stability.

Specifically, the drill 41 has a helical structure; so that the drill bit 41 can be screwed down while rotating, thereby increasing the drilling speed and the drilling efficiency.

The utility model discloses a theory of operation and use flow: after the utility model is installed, the handles 11 on two sides of the mounting rack 1 are respectively held by two hands, the drill bit 41 is vertically placed on the ground to be surveyed in advance, the control switch of the case 2 is opened, the driving motor in the case 2 rotates at high speed, the drill rod 4 connected with the connecting shaft 3 is driven to rotate at high speed through the connecting shaft 3, thereby the drill bit 41 on the drill rod 4 is driven to drill towards the ground, the extension drill rod 6 can be additionally arranged between the drill rod 4 and the connecting shaft 3 according to the sampling requirement until the ground drilling depth reaches the sampling requirement, the ground surface drilling is completed, then the sampling tube 5 is downwards inserted into the through hole 301, the sampling tube 5 extends to the deep part of the ground surface through the sampling hole 401, the external sampling pump is opened, the sampling pump pumps soil and water in the deep part of the ground surface into the external sampling bottle, the researcher observes the soil and water in the sampling bottle, judges, if not reacing, drill bit 41 drives sampling tube 5 and continues to bore a hole downwards, sample up to extraction accords with the research needs, the utility model discloses combine sampling tube 5 and drill bit 41 as an organic whole, at the in-process of probing, can extract the sample according to the prediction and study the judgement, still be equipped with standard scale mark 51 on sampling tube 5, can monitor the earth's surface degree of depth that drill bit 41 reachd in real time according to scale mark 51 on sampling tube 5, in time make the judgement whether sample, save time, it is more convenient to sample, sampling tube 5, drill bit 41, be the detachable connection between the extension drilling rod 6, convenient to transport carries, and convenient to assemble, and easy operation.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an experiment sampling device for shallow geothermal energy can research, includes mounting bracket (1) and extension drilling rod (6), its characterized in that: the top of mounting bracket (1) has set firmly quick-witted case (2), the top both sides integrated into one piece of mounting bracket (1) has handle (11), the bottom intermediate position department of mounting bracket (1) has set firmly connecting axle (3), the inboard spiro union in bottom of connecting axle (3) has drilling rod (4), the bottom outside spiro union of drilling rod (4) has drill bit (41), the top of connecting axle (3) with assorted through-hole (301) and thief hole (401) have been seted up to the bottom of drilling rod (4), the inside clamp of drilling rod (4) is equipped with sampling tube (5), scale mark (51) have set firmly on sampling tube (5).

2. The experimental sampling device for shallow geothermal energy research according to claim 1, wherein: and a reinforcing rib (31) is welded at the middle position of the outer side of the connecting shaft (3) in height.

3. The experimental sampling device for shallow geothermal energy research according to claim 1, wherein: the top end of the extension drill rod (6) is fixedly provided with a first screw head (61), the bottom end of the extension drill rod (6) is fixedly provided with a second screw head (62), and the first screw head (61) and the second screw head (62) are respectively provided with threads matched with the connecting shaft (3) and the drill rod (4).

4. The experimental sampling device for shallow geothermal energy research according to claim 1, wherein: the connecting shaft (3) and the drill rod (4) are both of a hollow structure, and cavities matched with the sampling tubes (5) are arranged in the connecting shaft (3) and the drill rod (4).

5. The experimental sampling device for shallow geothermal energy research according to claim 1, wherein: the outer side of the handle (11) is sleeved with a rubber sleeve.

6. The experimental sampling device for shallow geothermal energy research according to claim 1, wherein: the drill (41) is of a spiral structure.