CN210322069U

CN210322069U - A meter ground temperature measuring instrument for geothermal investigation

Info

Publication number: CN210322069U
Application number: CN201921141220.0U
Authority: CN
Inventors: 田增彪
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-19
Filing date: 2019-07-19
Publication date: 2020-04-14
Anticipated expiration: 2029-07-19

Abstract

The utility model discloses a meter geothermy measuring instrument for geothermal investigation, including inserting a section of thick bamboo, the upper and lower both ends inner wall of inserting a section of thick bamboo all is provided with the screw thread arch, the upper end threaded connection who inserts a section of thick bamboo has first fixed cover, the upper end both sides welding of first fixed cover has the support frame, the inboard rotation in upper end of support frame is connected with the dabber, the one end fixedly connected with industrial temperature appearance of dabber, the lower extreme threaded connection who inserts a section of thick bamboo has the fixed cover of second, the outside of the fixed cover of second is provided with the anchorage block, the inboard of the fixed cover of second is provided with the thermistor probe, this meter geothermy measuring instrument for geothermal investigation: the temperature and humidity instrument can record external environment parameters and measuring time to analyze external interference factors, data analysis is facilitated, accuracy of measuring results is improved, the thermistor probe can be inserted into the ground to measure underground temperature, the measured temperature is closer to actual underground temperature, and measuring errors are reduced.

Description

A meter ground temperature measuring instrument for geothermal investigation

Technical Field

The utility model relates to a ground temperature measuring equipment technical field specifically is a meter ground temperature measuring instrument for geothermal investigation.

Background

The geothermal exploration method is a geophysical method for researching the earth temperature field and has very important significance in geothermal investigation. The heat of the geothermal abnormal area can be continuously diffused to the earth surface by transferring, so that shallow geothermal abnormity can be circled by measuring the temperature of a certain depth underground, and further hidden underground hot water can be detected. The meter-based ground temperature measurement, namely the ground temperature measurement of 1 meter depth, is shallow hole temperature measurement and is formed on a measurement network consisting of points and lines at certain intervals.

Current meter geothermal measurement appearance can not take notes the air temperature and humidity and the time of measuring the place when using, and under the humiture of difference, its geothermal measurement result also can appear differently, can carry out the hole expansion in the place of measuring in order to measure conveniently, and the friction of drill bit and ground bottom can lead to downthehole temperature rise when rubbing the hole, and the numerical value that carries out the measurement to downthehole temperature often can not reflect true geothermal.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a meter ground temperature measurement appearance for geothermal exploration to the solution can not carry out the record to the air temperature and humidity and the time of measuring the place, under the humiture of difference, its ground temperature measurement result also can appear differently, can carry out the hole enlargement in the measuring place for the convenient measurement, and the friction of drill bit and ground bottom can lead to downthehole temperature rise during the hole enlargement, carries out the problem that real ground temperature often can not reflect to the interior temperature of hole measured numerical value.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a meter geothermy measuring instrument for geothermal investigation, is including inserting a section of thick bamboo, the upper and lower both ends inner wall of inserting a section of thick bamboo all is provided with the screw thread arch, the upper end threaded connection who inserts a section of thick bamboo has first fixed cover, the upper end both sides welding of first fixed cover has the support frame, the inboard rotation in upper end of support frame is connected with the dabber, the one end fixedly connected with industrial temperature appearance of dabber, the lower extreme threaded connection who inserts a section of thick bamboo has the fixed cover of second, the outside of the fixed cover of second is provided with the fastening block, the inboard of the fixed cover of second is provided with the thermistor probe, the upper end of thermistor probe is provided with the connecting wire, industrial temperature appearance passes through the connecting wire and establishes ties with the thermistor probe.

Preferably, the inner side of the inserting cylinder is of a hollow structure, the length of the inserting cylinder is not less than 140 cm, and the diameter of the inserting cylinder is not less than 2.5 cm.

Preferably, the outer side of the inserting barrel is provided with a scale table, and the measurement range of the scale table is 0-100 cm.

Preferably, the mandrels are symmetrically distributed on two sides of the industrial thermometer, and the outer sides of the mandrels are coated with rubber coatings.

Preferably, the length of the thermistor probe is not less than 140 mm, and the diameter of the thermistor probe is not less than 6 mm.

Compared with the prior art, the beneficial effects of the utility model are that: the rice and earth temperature measuring instrument for geothermal exploration comprises: the humiture apparatus through setting up can take notes external environment parameter and the specific time when measuring, take notes external environment parameter in order to analyze external interference factor, be favorable to the analysis of data, improve measuring result's accuracy, and the section of thick bamboo of inserting that sets up can insert underground and develop downtheholely, be in the thermistor probe of lower extreme can insert the native lining that does not develop the hole, in order to measure underground temperature, make the temperature that measures to be more close to actual underground temperature, reduce measuring error, the industrial temperature appearance can change around the angle, make the orientation of industrial temperature appearance can be towards the measurement personnel, conveniently carry out the record and the observation of numerical value.

Drawings

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

fig. 2 is a schematic view of the structure of the insertion tube of the present invention.

In the figure: 10. an industrial temperature meter; 11. a mandrel; 12. a support frame; 13. a first fixing sleeve; 14. inserting a cylinder; 15. a second fixing sleeve; 16. a fastening block; 17. a thermistor probe; 18. a temperature and humidity instrument; 19. A dial gauge; 20. and connecting the wires.

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. 1-2, the present invention provides a technical solution: a meter geothermal measurement instrument for geothermal exploration comprises an insertion cylinder 14, the inner side of the insertion cylinder 14 is of a hollow structure, the length of the insertion cylinder 14 is not less than 140 cm, the diameter of the insertion cylinder 14 is not less than 2.5 cm, the insertion cylinder 14 can be inserted into a hole drilled in advance, the inner walls of the upper end and the lower end of the insertion cylinder 14 are respectively provided with a threaded bulge, the upper end of the insertion cylinder 14 is in threaded connection with a first fixing sleeve 13, the first fixing sleeve 13 can rotate, the first fixing sleeve 13 can be taken down or the first fixing sleeve 13 can be screwed down according to different rotation directions, two sides of the upper end of the first fixing sleeve 13 are welded with a support frame 12, the support frame 12 can rotate along with the first fixing sleeve 13, the inner side of the upper end of the support frame 12 is rotatably connected with a mandrel 11, one end of the mandrel 11 is fixedly connected with an industrial thermometer 10, the mandrels 11 are symmetrically distributed on two sides of the industrial thermometer 10, the rubber coating layer plays a role in increasing friction force, so that the rotation angle of the mandrel 11 can be kept still, the lower end of the inserting cylinder 14 is in threaded connection with a second fixing sleeve 15, a fastening block 16 is arranged on the outer side of the second fixing sleeve 15, the fastening block 16 is hexagonal and is convenient to screw by using a wrench, a thermistor probe 17 is arranged on the inner side of the second fixing sleeve 15, the length of the thermistor probe 17 is not less than 140 mm, the diameter of the thermistor probe 17 is not less than 6 mm, the thermistor probe 17 can be inserted into soil to detect the ground temperature, a connecting wire 20 is arranged at the upper end of the thermistor probe 17, the industrial thermometer 10 is connected with the thermistor probe 17 in series through the connecting wire 20, and the industrial thermometer 10 can measure the temperature borne by the thermistor probe 17 (the basic electrical characteristic of the thermistor probe 17 is that the resistance value changes along with, the temperature of the thermistor probe 17 changes along with the ambient temperature, when the resistance value changes, the current passing through the thermistor changes, and the current corresponds to different temperatures through the change of the current), a temperature and humidity instrument 18 is fixedly installed on the outer side of the upper end of the inserting tube 14, the temperature and humidity instrument 18 can display the temperature, the humidity and the specific measurement time and is used for measuring the temperature and the humidity of the environment, external environment parameters are recorded so as to analyze external interference factors, the data analysis is facilitated, the accuracy of the measurement result is improved, a scale 19 is arranged on the outer side of the inserting tube 14, the measurement range of the scale 19 is 0-100 cm, and the inserted depth can be known by the set scale 19.

The utility model discloses when concrete implementation: when carrying out the rice and ground temperature measurement, need insert a section of thick bamboo 14 in the hole of boring in advance, make insert a section of thick bamboo 14 in inserting the hole, thermistor probe 17 passes the hole after, can insert in the earth, thermistor probe 17 directly contacts with earth, thermistor probe 17's temperature can be close to ambient temperature gradually, through observing the temperature on the industry thermometer 10, can know thermistor probe 17 current temperature, just can know the concrete numerical value of ground temperature, can know the inserted degree of depth through observing the graduation apparatus 19, humiture appearance 18, be used for detecting the temperature and the humidity of air, record external environment parameter with the analysis external interference factor, can rotate the angle of industry thermometer 10 for the convenience is observed, make the orientation of industry thermometer 10 can be towards the measurement personnel, conveniently carry out the record and the observation of numerical value.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A meter geotherm measuring instrument for geothermal exploration, comprising an insert barrel (14), characterized in that: the inner walls of the upper end and the lower end of the inserting cylinder (14) are respectively provided with a thread bulge, the upper end of the inserting cylinder (14) is connected with a first fixed sleeve (13) in a thread way, two sides of the upper end of the first fixed sleeve (13) are welded with a support frame (12), the inner side of the upper end of the support frame (12) is rotatably connected with a mandrel (11), one end of the mandrel (11) is fixedly connected with an industrial temperature instrument (10), the lower end of the insert cylinder (14) is in threaded connection with a second fixed sleeve (15), a fastening block (16) is arranged on the outer side of the second fixing sleeve (15), a thermistor probe (17) is arranged on the inner side of the second fixing sleeve (15), the upper end of the thermistor probe (17) is provided with a connecting wire (20), the industrial thermometer (10) is connected with the thermistor probe (17) in series through the connecting wire (20), and a temperature and humidity instrument (18) is fixedly mounted on the outer side of the upper end of the inserting cylinder (14).

2. A rice geotherm survey instrument for geothermal surveys as claimed in claim 1, characterized by: the inner side of the inserting cylinder (14) is of a hollow structure, the length of the inserting cylinder (14) is not less than 140 cm, and the diameter of the inserting cylinder (14) is not less than 2.5 cm.

3. A rice geotherm survey instrument for geothermal surveys as claimed in claim 1, characterized by: the outer side of the inserting barrel (14) is provided with a dial gauge (19), and the measuring range of the dial gauge (19) is 0-100 cm.

4. A rice geotherm survey instrument for geothermal surveys as claimed in claim 1, characterized by: the core shaft (11) is symmetrically distributed on two sides of the industrial thermometer (10), and the outer side of the core shaft (11) is coated with a rubber coating.

5. A rice geotherm survey instrument for geothermal surveys as claimed in claim 1, characterized by: the length of the thermistor probe (17) is not less than 140 mm, and the diameter of the thermistor probe (17) is not less than 6 mm.