CN115598175B

CN115598175B - Rock and soil thermal property detection device based on Internet of things

Info

Publication number: CN115598175B
Application number: CN202211597870.2A
Authority: CN
Inventors: 马宁; 魏巍; 卜颖; 于明伟
Original assignee: Shandong Yimeike Energy Saving Service Co ltd
Current assignee: Shandong Yimeike Energy Saving Service Co ltd
Priority date: 2022-12-14
Filing date: 2022-12-14
Publication date: 2023-06-13
Anticipated expiration: 2042-12-14
Also published as: CN115598175A

Abstract

The invention discloses a rock-soil thermal property detection device based on the Internet of things, and particularly relates to the technical field of rock-soil thermal property test equipment. Compared with the rock-soil thermal property testing device in the prior art, the rock-soil thermal property testing device based on the Internet of things omits a horizontal pipeline part exposed in the air, has smaller heat loss, thereby improving the testing accuracy, simultaneously, the whole buried pipeline is arranged to be assembled, the transportation and the assembly are convenient, the temperature sensor can be recycled, and the use cost can be greatly reduced.

Description

Rock and soil thermal property detection device based on Internet of things

Technical Field

The invention relates to the technical field of rock-soil thermophysical property testing equipment, in particular to a rock-soil thermophysical property detection device based on the Internet of things.

Background

The ground source heat pump is a high-efficiency energy-saving environment-friendly air conditioning system which utilizes underground shallow geothermal resources, such as heat sources of soil, groundwater, surface water or sewage, and the like, and can supply heat and refrigerate. In the design process of the ground source heat pump system, the thermal physical property of rock and soil is a key for influencing the design and operation characteristics of the whole system, is one of factors for determining whether a region is suitable for adopting the ground source heat pump system, is a standard for determining whether the heat pump system can operate with high efficiency and reaches the design working condition, and is also a key factor for determining the initial investment of the system.

When testing the thermal properties of the rock and soil, a rock and soil thermal property testing device is needed, which generally comprises an electric heating device, a circulating water pump, a buried heat exchanger, a power distribution system, a flow sensor, a temperature sensor, a power transmitter and a data acquisition system, in practice, the buried heat exchanger is generally a U-shaped plastic heat exchange tube, the buried heat exchange tube is required to be kept in a vertical state during installation, however, the buried pipe is generally buried to a depth of 30-150m, so that the transportation of the buried pipe before the installation is also a great difficulty, and the buried pipe is difficult to transport if a hose is used for the replacement;

meanwhile, a plurality of temperature sensors are required to be buried after the buried pipe is installed so as to test the underground temperature, in the prior art, the temperature sensors are basically buried in backfill soil or suspended in a pipeline of the U-shaped buried pipe, the temperature sensors are difficult to install, the sensors are difficult to recycle and reutilize, and if the temperature sensors are directly discarded, the cost is increased;

in addition, during actual testing, a part of horizontal pipeline is left between the buried pipeline and the testing device and is exposed to air, heat preservation cotton and the like are generally adopted in the prior art to wrap the buried pipeline and the testing device so as to avoid heat dissipation to influence a testing result, but the heat preservation mode generally only reduces heat dissipation and still can influence the testing result.

Therefore, we provide a rock and soil thermophysical property detection device based on the internet of things.

Disclosure of Invention

The invention mainly aims to provide a rock-soil thermophysical property detection device based on the Internet of things, which can effectively solve the problems that in the prior art, the transportation of a buried pipe is difficult, and a temperature sensor is difficult to recycle and increase the cost.

In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:

the utility model provides a ground thermophysical property detection device based on thing networking, includes the detection case and buries the pipe assembly underground, the detection case is including being used for providing circulating water and detecting the detection device body, and the bottom outside of detection device body is equipped with and is used for protecting and thermal-insulated heat preservation enclosing the fender, the one side that keeps warm encloses the fender is equipped with detachable door plant, the bottom that the detection device body is located the inboard that keeps warm and encloses the fender is equipped with the inlet tube that is used for carrying test water and is used for retrieving the outlet pipe of test water respectively, the inner chamber middle part that keeps warm encloses the fender is equipped with the function area that is used for retrieving the sensor and is used for carrying out rolling winding mechanism to the function area;

the buried pipe assembly comprises a plurality of connecting assemblies and a bottom bent pipe, the connecting assemblies are connected end to end in sequence, the uppermost connecting assembly is connected with the water outlet pipe and the functional belt, and the bottom bent pipe is connected with the lowermost connecting assembly and is used for realizing water circulation;

the connecting assembly comprises two vertical pipes, a fixing piece used for connecting the two vertical pipes is arranged between the two vertical pipes, one side of the fixing piece is connected with a sensor installation cylinder, the sensor installation cylinder is composed of an L-shaped plate I and an L-shaped plate II, a rectangular accommodating cavity is formed between the L-shaped plate I and the L-shaped plate II, a plurality of side grooves are formed in the inner side wall of the L-shaped plate I, a fixing box is arranged in each side groove, two installation blocks are fixed at one end, close to the fixing piece, of the L-shaped plate I, T-shaped sliding grooves are formed in the two installation blocks, and two limiting rings used for limiting the functional belt are arranged above and below each side groove on the inner side wall of the L-shaped plate I.

Preferably, the bottoms of the L-shaped plate II and the L-shaped plate I are respectively provided with an extension plate, and the sizes of the extension plates are matched with the sizes of rectangular cavities formed between the L-shaped plate I and the L-shaped plate I.

Preferably, a plurality of limiting holes are formed in the edge of one side of the first L-shaped plate, which is close to the second L-shaped plate, a plurality of limiting columns matched with the limiting holes are formed in the edge of one side of the second L-shaped plate, and a side plate I is arranged at the joint of the side of the first L-shaped plate and the second L-shaped plate.

Preferably, the fixed box comprises a box body and a box cover for covering the box body, wherein one end of the box cover, which is far away from the box body, is provided with a plurality of rubber strips, the upper part of one end of the box cover, which is far away from the box body, is also provided with a pull ring, and a rope which is matched with the pull ring to hang the fixed box is further arranged in a rectangular accommodating cavity formed between the L-shaped plate I and the L-shaped plate II.

Preferably, the both sides of box body all are fixed with the joint post, and the surface of joint post all overlaps and is equipped with the rubber sleeve, the draw-in groove that cooperates the use with the joint post is all seted up to the lateral wall of side tank, and the edge of draw-in groove is equipped with the triangle rubber piece that draws in to the inboard.

Preferably, the mounting includes two fixing bases, is located the below fixing base upper end symmetry is equipped with two fixed arms one, and the fixing base lower extreme symmetry that is located the top is equipped with two fixed arms two, and two movable slots have all been seted up at the middle part of two fixed arms two, two fixed arms one rotate respectively and connect in two movable slots, two the top of movable slot all is fixed with the arc pole, two the bottom of fixed arm two all is fixed with the inserted pillar, two the fixing base is equipped with the fixed plate with one side, and is located the fixed plate top rotation of below and be connected with the threaded rod, threaded rod and the fixed plate threaded connection that is located the top, and the top of threaded rod is equipped with the carousel, two one side of keeping away from the fixed plate of fixing base all is fixed with T type slider.

Preferably, the vertical pipe comprises a pipe body, pipe joints and an extension pipe, wherein the pipe joints and the extension pipe are respectively fixed at two ends of the pipe body, an L-shaped groove is formed in one side, close to a fixing piece, of the pipe joints, a limit groove is formed in the top wall of the horizontal part of the L-shaped groove, a second clamping block is arranged at the lower part of the outer surface of the pipe body, an installation groove is formed in the upper end of the second clamping block, a spiral spring is fixed in the installation groove, a limiting block is arranged at the top of the spiral spring, and an inclined surface is arranged at the top of the limiting block; the pipe body is characterized in that a first clamping block and a third clamping block are fixed in the middle of the outer surface of the pipe body, an arc-shaped groove matched with the arc-shaped rod for use is formed in the bottom of the first clamping block, and a slot matched with the inserting column for use is formed in the top of the third clamping block.

Preferably, the bottom elbow comprises a connecting pipe and U-shaped pipes fixed at two ends of the connecting pipe, and the connecting pipe is fixedly connected with the connecting component positioned at the lowest part through the U-shaped pipes.

Preferably, the winding mechanism comprises a mounting frame, rectangular grooves are formed in the middle of the horizontal part of the mounting frame, vertical plates are fixed on two sides of the rectangular grooves at the upper end of the horizontal part of the mounting frame, a shaft rod is installed between the two vertical plates in a rotating mode, the functional tape is wound and fixed on the outer surface of the shaft rod, one side, away from the shaft rod, of the vertical plates is fixed with a servo motor, and the output end of the servo motor is fixedly connected with the shaft rod.

Preferably, a hanging rod for hanging ropes is further fixed at the upper end of the horizontal part of the mounting frame.

Compared with the prior art, the invention has the following beneficial effects:

1. according to the invention, the buried pipe is split into the plurality of connecting assemblies and the bottom bent pipe, free assembly can be carried out, the buried pipe is convenient to transport in practice, the assembly operation is simple and quick, the stability is high, meanwhile, the length of the whole buried pipe can be adjusted according to the punching depth under different conditions by controlling the number of the connecting assemblies, and the application range is wider.

2. According to the invention, the sensor mounting cylinder and the fixing box are arranged, the fixing box is clamped in the sensor mounting cylinder during mounting, and the functional belt is positioned between the fixing box and the side wall of the side groove, so that the functional belt is straightened by pulling the functional belt, the interface pushes the fixing box out by using the force applied by the straightened functional belt to the fixing box, and then the fixing box can be pulled out by using the rope to be matched with the pull ring, thereby recycling of the temperature sensor can be realized, and the use cost can be greatly reduced.

3. According to the invention, the heat-insulating enclosing baffle is arranged at the bottom of the detection box, and is matched with the detachable door plate, so that a relatively airtight space can be formed, the water inlet pipe and the water outlet pipe are wrapped in the heat-insulating enclosing baffle, the exposure of a pipeline is avoided, the heat loss is greatly reduced, and meanwhile, the detection device body is positioned right above the test hole, so that the function belt is conveniently stretched and straightened by applying a tensile force, and the temperature sensor is conveniently taken out.

Drawings

FIG. 1 is a schematic diagram of an installation structure during test according to the present invention;

FIG. 2 is a schematic view of the overall structure of the inspection box of the present invention;

FIG. 3 is a schematic view of the overall structure of the connection assembly of the present invention;

FIG. 4 is a schematic view of the overall structure of the sensor mounting cylinder of the present invention;

FIG. 5 is a schematic view of the mounting locations of the side slots and the mounting box of the present invention;

FIG. 6 is a schematic view of the overall structure of an L-shaped plate II of the present invention;

FIG. 7 is a schematic view of the side channel opening position of the present invention;

FIG. 8 is a schematic view of the overall structure of the case of the present invention;

FIG. 9 is a schematic view of the overall structure of the fixing member of the present invention;

FIG. 10 is a schematic view of the structure of the vertical tube of the present invention;

FIG. 11 is a schematic view of the structure of the bottom elbow of the present invention;

fig. 12 is a schematic structural view of a winding mechanism and a functional tape according to the present invention.

In the figure: 1. a detection box; 11. a detection device body; 12. the heat preservation encloses and keeps off; 13. a water inlet pipe; 14. a water outlet pipe; 15. a functional tape; 16. a winding mechanism; 161. a mounting frame; 162. rectangular grooves; 163. a vertical plate; 164. a servo motor; 165. a shaft lever; 166. a hanging rod; 2. a buried pipe assembly; 21. a connection assembly; 211. a vertical tube; 2111. a tube body; 2112. a pipe joint; 2113. an extension tube; 2114. an L-shaped groove; 2115. a limit groove; 2116. the first clamping block is connected with the second clamping block; 2117. an arc-shaped groove; 2118. a second clamping block; 2119. a coil spring; 2110. a limiting block; 201. a third clamping block; 202. a slot; 212. a fixing member; 2121. a fixing seat; 2122. a T-shaped slider; 2123. a fixing plate; 2124. a first fixed arm; 2125. a second fixed arm; 2126. a movable groove; 2127. inserting a column; 2128. an arc-shaped rod; 2129. a threaded rod; 213. a sensor mounting cylinder; 2131. an L-shaped plate I; 2132. an L-shaped plate II; 2133. a mounting block; 2134. a T-shaped chute; 2135. a first side plate; 2136. a clamping groove; 2137. a triangular rubber block; 2138. a limiting hole; 2139. a limit column; 2130. an extension plate; 214. a side groove; 215. a fixed box; 2151. a case body; 2152. a box cover; 2153. a rubber strip; 2154. a pull ring; 2155. a clamping column; 2156. a rubber sleeve; 216. a limiting ring; 22. a bottom elbow; 221. a connecting pipe; 222. u-shaped tube.

Detailed Description

The invention is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.

Example 1

As shown in fig. 1, this embodiment discloses a rock and soil thermal property detection device based on the internet of things, including a detection box 1 and an underground pipe assembly 2 buried under the ground, wherein, the detection box 1 is conventional equipment for testing rock and soil thermal properties in the prior art, and includes an electric heating device, a circulating water pump, a power distribution system, a flow sensor, a power transmitter, a data acquisition system, etc., which are all in the prior art, and this embodiment is not described in detail.

In this embodiment, the buried pipe assembly 2 includes a plurality of connection assemblies 21 and a bottom elbow 22, the plurality of connection assemblies 21 are connected end to end in sequence, and the connection assembly 21 located at the uppermost is connected to the circulation waterway of the detection box 1, and the bottom elbow 22 is connected to the connection assembly 21 located at the lowermost for realizing overall water circulation.

Wherein, coupling assembling 21 is the prefabrication, and it is through the cooperation of a plurality of coupling assembling 21, can be according to the geological conditions of actual need test, when burying in the reality, can freely select the depth of punching, and application scope when its test is wider.

Specifically, as shown in fig. 3, the connection assembly 21 includes two vertical pipes 211, a fixing member 212 for connecting the two vertical pipes 211 is commonly provided between the two vertical pipes 211, and a sensor mounting cylinder 213 is connected to one side of the fixing member 212; in practice, the two vertical pipes 211 are symmetrical to each other and are connected end to end with the vertical pipe 211 in the other connecting assembly 21 to form a communicating water circulation pipeline, the fixing piece 212 is used for connecting and fixing the vertical pipe 211, so that the whole connecting assembly 21 is kept stable, the reliability of the whole device is improved, and the sensor mounting barrel 213 is used for mounting a temperature sensor and can be used for recycling the temperature sensor.

Further, as shown in fig. 4, the sensor mounting cylinder 213 is composed of an L-shaped plate 2131 and an L-shaped plate 2132, a rectangular accommodating cavity is formed between the L-shaped plate 2131 and the L-shaped plate 2132, extension plates 2130 are arranged at the bottoms of the L-shaped plate 2132 and the L-shaped plate 2131, the extension plates 2130 are matched with the rectangular cavity formed between the L-shaped plate 2131 and the L-shaped plate 2131 in size, the extension plates 2130 are inserted into the rectangular cavity formed between the L-shaped plate 2131 and the L-shaped plate 2131, so that the end-to-end splicing of the sensor mounting cylinder 213 can be completed, meanwhile, in order to ensure the tightness after splicing, underground water is prevented from entering the sensor mounting cylinder 213, and sealing washers can be arranged at the joints of the extension plates 2130 and the L-shaped plate 2131, so that underground water is prevented from extending into the sensor mounting cylinder 213.

In addition, a side edge of the first L-shaped plate 2131, which is close to the second L-shaped plate 2132, is provided with a plurality of limiting holes 2138, a side edge of the second L-shaped plate 2132, which is close to the first L-shaped plate 2131, is provided with a plurality of limiting columns 2139 which are matched with the limiting holes 2138 to finish the installation and splicing of the first L-shaped plate 2131 and the second L-shaped plate 2132, and the joint of the side edge of the first L-shaped plate 2131 and the second L-shaped plate 2132 is provided with a first side plate 2135 for covering the joint, so that the tightness is improved, and in the embodiment, the joint of the first L-shaped plate 2131 and the second L-shaped plate 2132 can be sealed by adopting a sealing gasket to ensure the tightness.

Thus, in an embodiment, the temperature sensor may be installed in the rectangular cavity formed between the L-shaped plate 2131 and the L-shaped plate 2131, and the temperature sensor in this embodiment may be a temperature sensor in a wireless signal transmission mode, which is a prior art, and the specific wireless signal transmission mode will not be described in detail herein.

In addition, in order to enable the sequential installation of the plurality of connection assemblies 21 in the vertical direction, as shown in fig. 10, the vertical tube 211 includes a tube body 2111, a tube joint 2112 and an extension tube 2113 which are respectively fixed at two ends of the tube body 2111, an L-shaped groove 2114 is formed on one side of the tube joint 2112, which is close to the fixing member 212, a limit groove 2115 is formed in the top wall of the horizontal portion of the L-shaped groove 2114, a second clamping block 2118 is formed in the lower portion of the outer surface of the tube body 2111, an installation groove is formed in the upper end of the second clamping block 2118, a coil spring 2119 is fixed in the installation groove, a limiting block 2110 is arranged at the top of the coil spring 2119, and an inclined surface is formed at the top of the limiting block 2110.

Therefore, the second clamping block 2118 on one pipe body 2111 is inserted into the L-shaped groove 2114 on the other pipe joint 2112, then the pipe body 2111 positioned above is rotated, at this time, the spiral spring 2119 is contracted due to the inclined surface arranged at the top of the limiting block 2110, the limiting block 2110 completely enters into the second clamping block 2118 until the highest position of the limiting block 2110 slides to the position of the limiting groove 2115, the top of the limiting block 2110 is clamped into the limiting groove 2115 under the action of the elasticity of the spiral spring 2119, and at this time, the side wall of the second clamping block 2118 is also clung to the side wall of the L-shaped groove 2114, and no rotation can occur, so that the fixing between the two vertical pipes 211 which are adjacent up and down is maintained.

Since the vertical pipes 211 are used for water transportation, it is necessary to maintain the sealing property between the two adjacent vertical pipes 211, and therefore, it is necessary to specify that the extension pipe 2113 is completely inserted into the other pipe body 2111 at the time of installation, and the joints thereof are sealed with a sealing gasket or gasket, thereby preventing the leakage of water.

As shown in fig. 11, the bottom elbow 22 includes a connection pipe 221 and U-shaped pipes 222 fixed at both ends of the connection pipe 221, and the connection pipe 221 is fixedly connected to the connection assembly 21 located at the lowermost position through the U-shaped pipes 222, specifically, the connection between the bottom elbow 22 and the connection assembly 21 is identical to the connection between the adjacent two connection assemblies 21, and the specific connection is described in the foregoing, and will not be described in detail herein.

Example two

The present embodiment further improves the fixing member 212 on the basis of the first embodiment, and aims to make the whole connecting assembly 21 modularly detachable and more convenient for transportation, besides being used for splicing the vertical tube 211 and the fixing member 212.

Specifically, as shown in fig. 9, the fixing member 212 includes two fixing bases 2121, two fixing arms 2124 are symmetrically disposed at the upper ends of the fixing bases 2121 located below, two fixing arms 2125 are symmetrically disposed at the lower ends of the fixing bases 2121 located above, movable slots 2126 are respectively disposed at the middle parts of the two fixing arms 2125, the two fixing arms 2124 are respectively and rotatably connected in the two movable slots 2126, arc rods 2128 are respectively fixed at the tops of the two movable slots 2126, insert posts 2127 are respectively fixed at the bottoms of the two fixing arms 2125, fixing plates 2123 are respectively disposed at the same sides of the two fixing bases 2121, threaded rods 2129 are rotatably connected to the top ends of the fixing plates 2123 located below, the threaded rods 2129 are in threaded connection with the fixing plates 2123 located above, a turntable is disposed at the top ends of the threaded rods 2129, and T-shaped sliding blocks 2122 are respectively fixed at one sides of the two fixing bases 2121 away from the fixing plates 2123.

In addition, referring to fig. 10, in the present embodiment, a first clamping block 2116 and a third clamping block 201 are fixed in the middle of the outer surface of the pipe body 2111, an arc-shaped groove 2117 matched with the arc-shaped rod 2128 is formed at the bottom of the first clamping block 2116, and a slot 202 matched with the plug 2127 is formed at the top of the third clamping block 201.

Therefore, during installation, the two posts 2127 are first inserted into the two slots 202, and then the distance between the two fixing bases 2121 is adjusted by rotating the turntable at the top of the threaded rod 2129, so that the inclination angle of the two fixing arms 2125 is adjusted, and the two arc-shaped rods 2128 are respectively inserted into the two arc-shaped slots 2117, so that the two vertical tubes 211 can be fixed by the fixing piece 212;

meanwhile, because two mounting blocks 2133 are fixed at one end of the L-shaped plate I2131, which is close to the fixing piece 212, and T-shaped sliding grooves 2134 are formed in the two mounting blocks 2133, after the fixing is completed, the sensor mounting cylinder 213 and the fixing piece 212 can be mounted by matching the T-shaped sliding blocks 2122 with the mounting blocks 2133 and the T-shaped sliding grooves 2134;

the mounting and fixing of the entire connection assembly 21 is completed.

Example III

In the present embodiment, based on the first embodiment and the second embodiment, the detection box 1 and the sensor mounting cylinder 213 are further improved so that the temperature sensor can be recycled, thereby achieving the purpose of reducing the use cost.

Specifically, in this embodiment, a plurality of side grooves 214 are formed in the inner side wall of the L-shaped plate 2131, and a fixing box 215 is disposed in each side groove 214, two limiting rings 216 for limiting the functional belt 15 are disposed above and below each side groove 214 on the inner side wall of the L-shaped plate 2131, and the end portion of the functional belt 15 is fixedly connected with the sensor mounting cylinder 213 at the lowest position.

Specifically, as shown in fig. 8, the fixing box 215 includes a box body 2151 and a box cover 2152 for covering the box body 2151, a pull ring 2154 is further disposed at an upper portion of one end of the box cover 2152 away from the box body 2151, and a rope for hanging the fixing box 215 in cooperation with the pull ring 2154 is further disposed in a rectangular accommodating cavity formed between the L-shaped plate one 2131 and the L-shaped plate two 2132.

Referring to fig. 5, during installation, the fixing case 215 is clamped in the sensor installation cylinder 213, and the functional tape 15 is located between the fixing case 215 and the side wall of the side groove 214, so that the functional tape 15 is straightened by pulling the functional tape 15, the interface pushes the fixing case 215 out by using the force applied by the straightened functional tape 15 to the fixing case 215, and then the fixing case 215 can be pulled out by using the rope to cooperate with the pull ring 2154.

In order to facilitate the clamping of the fixing box 215 in the side groove 214, the fixing box 215 can be ejected by the force applied to the fixing box 215 when the functional tape 15 is straightened, as can be seen from fig. 7 and 8, in this embodiment, the clamping columns 2155 are fixed on both sides of the box body 2151, the outer surfaces of the clamping columns 2155 are sleeved with the rubber sleeves 2156, the side walls of the side groove 214 are provided with the clamping grooves 2136 matched with the clamping columns 2155, and the edges of the clamping grooves 2136 are provided with the triangular rubber blocks 2137 which are folded inwards, and the clamping columns 2155 and the rubber sleeves 2156 are only required to be pressed into the clamping grooves 2136 during installation due to elasticity of the triangular rubber blocks 2137 and the rubber sleeves 2156.

In addition, detection case 1 in this application is including being used for providing circulating water and detecting detection device body 11, and the bottom outside of detection device body 11 is equipped with and is used for protecting and retaining heat preservation enclose and keep off 12, and the heat preservation is enclosed one side that keeps off 12 and is equipped with detachable door plant, and the bottom that detection device body 11 is located keeps off the inboard that keeps off 12 and is equipped with respectively and is used for carrying the inlet tube 13 of test water and is used for retrieving outlet pipe 14 of test water, and the inner chamber middle part that keeps off 12 is enclosed in the heat preservation is equipped with the function area 15 that is used for retrieving the sensor and is used for carrying out rolling winding mechanism 16 to the function area 15.

Therefore, when the detection device is installed, the detection device body 11 is positioned right above the test hole, the heat preservation surrounding baffle 12 completely covers the test hole, the heat preservation surrounding baffle 12 is matched with the detachable door plate, a relatively airtight space can be formed, the water inlet pipe 13 and the water outlet pipe 14 are wrapped inside the detection device body, the exposure of a pipeline is avoided, the heat loss is greatly reduced, the heat preservation effect is improved, the surface of the heat preservation surrounding baffle 12 can be further coated with heat preservation materials, and meanwhile, the detection device body 11 is positioned right above the test hole, the function belt 15 is also convenient to apply tensile force to straighten the function belt 15, and the temperature sensor is convenient to take out.

Specifically, as shown in fig. 12, the winding mechanism 16 includes a mounting frame 161, a rectangular groove 162 is formed in the middle of a horizontal portion of the mounting frame 161, vertical plates 163 are fixed on two sides of the rectangular groove 162 at the upper end of the horizontal portion of the mounting frame 161, a shaft lever 165 is rotatably mounted between the two vertical plates 163, a functional tape 15 is wound and fixed on the outer surface of the shaft lever 165, a servo motor 164 is fixed on one side, away from the shaft lever 165, of one vertical plate 163, and an output end of the servo motor 164 is fixedly connected with the shaft lever 165.

Therefore, it can be seen that, by starting the servo motor 164, the shaft lever 165 can be driven to rotate, so as to wind up the functional tape 15, and when the functional tape 15 is wound up, the force is applied to the fixed box 215 to make it pop up from the side slot 214, in addition, one end of the box cover 2152, far away from the box body 2151, is provided with a plurality of rubber strips 2153, and after the pop up, a certain buffering effect can be achieved, so that damage to the sensor caused by overlarge vibration impact force is avoided.

The hanging rod 166 for hanging the rope is also fixed to the upper end of the horizontal portion of the mounting frame 161, and the rope can be fixed by using the hanging rod 166 during testing, so that the plurality of fixing boxes 215 can be pulled out when the fixing boxes 215 are ejected from the side grooves 214 after testing is completed, and thus the temperature sensor installed inside the fixing boxes 215 can be recovered.

It should be noted that, in this embodiment, the installed temperature sensor may still be a wireless transmission temperature sensor, or may be transmitted through a cable, and the space between the L-shaped board one 2131 and the L-shaped board two 2132 may completely satisfy the installation of the sensor cable.

In combination with the first embodiment, the second embodiment and the third embodiment, it can be seen that the specific implementation manner of the present application is as follows:

punching according to test requirements before testing, calculating the required length of the whole buried pipe assembly 2 according to the punching depth, assembling the connecting assemblies 21, installing the fixing box 215 loaded with the temperature sensor by utilizing the cooperation of the side grooves 214, positioning the functional belt 15 in a gap between the fixing box 215 and the side grooves 214, and sequentially assembling and connecting the plurality of connecting assemblies 21 according to the punching depth by selecting proper quantity; the bottom bent pipe 22 is arranged at the bottom of the connecting component 21 at the lowest part, meanwhile, the uppermost bottom bent pipe 22 is in sealing connection with the water inlet pipe 13 and the water outlet pipe 14 respectively through flanges, at the moment, the detection box 1 completely covers the buried pipe component 2 and the test hole, the water inlet pipe 13 and the water outlet pipe 14 are both positioned on the inner side of the heat-insulating enclosure 12 to be surrounded, and at the moment, the detection device body 11 is adopted to conduct a test.

After the test is completed, the servo motor 164 is started to drive the shaft rod 165 to rotate, so that the functional belt 15 is wound, and when the functional belt 15 is wound, the stress is straightened, so that the force can be applied to the fixed boxes 215, the fixed boxes 215 are ejected out of the side grooves 214, and then the plurality of fixed boxes 215 are taken out by using the ropes hung on the hanging rods 166, so that the recycling of the temperature sensor is completed.

The specific manner in which the detection device body 11 tests the thermal physical properties of the rock and soil, and the specific structure of the detection device body 11 refer to the known testing manner of the thermal physical properties of the rock and soil in the prior art, which are all the prior art, and are not described in detail herein.

The foregoing has shown and described the basic principles and main features of the present invention and the advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a ground thermal property detection device based on thing networking, includes detection case (1) and buries pipe assembly (2) underground, its characterized in that underground: the detection box (1) comprises a detection device body (11) for providing circulating water and detecting, a heat-preservation enclosing block (12) for protecting and preserving heat is arranged on the outer side of the bottom of the detection device body (11), a detachable door plate is arranged on one side of the heat-preservation enclosing block (12), a water inlet pipe (13) for conveying test water and a water outlet pipe (14) for recycling test water are respectively arranged on the inner side of the bottom of the detection device body (11) located at the inner side of the heat-preservation enclosing block (12), and a functional belt (15) for recycling a sensor and a winding mechanism (16) for winding the functional belt (15) are arranged in the middle of an inner cavity of the heat-preservation enclosing block (12);

the ground pipe laying assembly (2) comprises a plurality of connecting assemblies (21) and a bottom bent pipe (22), the connecting assemblies (21) are connected end to end in sequence, the uppermost connecting assembly (21) is connected with the water outlet pipe (14) and the functional belt (15), and the bottom bent pipe (22) is connected with the lowermost connecting assembly (21) and is used for realizing water circulation;

the connecting assembly (21) comprises two vertical pipes (211), a fixing piece (212) used for connecting the two vertical pipes (211) is arranged between the two vertical pipes (211) together, one side of the fixing piece (212) is connected with a sensor mounting cylinder (213), the sensor mounting cylinder (213) is composed of an L-shaped plate I (2131) and an L-shaped plate II (2132), a rectangular accommodating cavity is formed between the L-shaped plate I (2131) and the L-shaped plate II (2132), a plurality of side grooves (214) are formed in the inner side wall of the L-shaped plate I (2131), a fixing box (215) is arranged in each side groove (214), two mounting blocks (2133) are fixed at one end of the L-shaped plate I (2131) close to the fixing piece (212), T-shaped sliding grooves (2134) are formed in the two mounting blocks (2133), and two limiting rings (216) used for limiting the functional belt (15) are arranged above and below each side groove (214) in the inner side wall of the L-shaped plate I (2131);

the fixing box (215) comprises a box body (2151) and a box cover (2152) for covering the box body (2151), a plurality of rubber strips (2153) are arranged at one end, far away from the box body (2151), of the box cover (2152), a pull ring (2154) is further arranged at the upper part of one end, far away from the box body (2151), of the box cover (2152), and ropes which are matched with the pull ring (2154) to hang the fixing box (215) are further arranged in rectangular accommodating cavities formed between the L-shaped plate I (2131) and the L-shaped plate II (2132);

both sides of box body (2151) all are fixed with joint post (2155), and the surface of joint post (2155) all overlaps and is equipped with rubber sleeve (2156), draw-in groove (2136) that use with joint post (2155) cooperation have all been seted up to the lateral wall of side groove (214), and the edge of draw-in groove (2136) is equipped with triangle rubber piece (2137) that draw in to the inboard.

2. The rock-soil thermophysical property detection device based on the internet of things according to claim 1, wherein: the bottoms of the L-shaped plate II (2132) and the L-shaped plate I (2131) are respectively provided with an extension plate (2130), and the sizes of the extension plates (2130) are matched with the sizes of rectangular cavities formed between the L-shaped plate I (2131) and the L-shaped plate I (2131).

3. The rock-soil thermophysical property detection device based on the internet of things according to claim 1, wherein: a plurality of limiting holes (2138) are formed in the edge of one side, close to the L-shaped plate II (2132), of the L-shaped plate I (2131), a plurality of limiting columns (2139) matched with the limiting holes (2138) are formed in the edge of one side, close to the L-shaped plate II (2132), of the L-shaped plate II (2132), and side plates I (2135) are arranged at the connecting positions of the side edges of the L-shaped plate I (2131) and the L-shaped plate II (2132).

4. The rock-soil thermophysical property detection device based on the internet of things according to claim 1, wherein: the fixing piece (212) comprises two fixing seats (2121), two fixing arms (2124) are symmetrically arranged at the upper ends of the fixing seats (2121) and located at the lower ends of the fixing seats (2121) and located at the upper portions, two fixing arms (2125) are symmetrically arranged at the lower ends of the fixing seats (2121) and are respectively provided with a movable groove (2126), two fixing arms (2124) are respectively connected in the two movable grooves (2126) in a rotating mode, arc-shaped rods (2128) are respectively fixed at the tops of the two movable grooves (2126), inserting columns (2127) are respectively fixed at the bottoms of the two fixing arms (2125), fixing plates (2123) are respectively arranged at the same sides of the two fixing seats (2121), threaded rods (2129) are rotatably connected to the top ends of the fixing plates (2123) located at the lower portions, rotary discs are arranged at the top ends of the threaded rods (2129) and are respectively provided with a rotary disc, and one side, away from the fixing plates (2123), of each fixing seat (2122) is fixedly provided with a sliding block (T).

5. The rock-soil thermophysical property detection device based on the internet of things according to claim 1, wherein: the vertical pipe (211) comprises a pipe body (2111), pipe joints (2112) and an extension pipe (2113), wherein the pipe joints (2112) and the extension pipe (2113) are respectively fixed at two ends of the pipe body (2111), an L-shaped groove (2114) is formed in one side, close to a fixing piece (212), of the pipe joints (2112), a limit groove (2115) is formed in the top wall of the horizontal part of the L-shaped groove (2114), a clamping block II (2118) is arranged at the lower part of the outer surface of the pipe body (2111), a mounting groove is formed in the upper end of the clamping block II (2118), a spiral spring (2119) is fixed in the mounting groove, a limiting block (2110) is arranged at the top of the spiral spring (2119), and the top of the limiting block (2110) is provided with an inclined surface; the pipe body (2111) is characterized in that a first clamping block (2116) and a third clamping block (201) are fixed in the middle of the outer surface of the pipe body (2111), an arc-shaped groove (2117) matched with an arc-shaped rod (2128) for use is formed in the bottom of the first clamping block (2116), and a slot (202) matched with the inserting column (2127) for use is formed in the top of the third clamping block (201).

6. The rock-soil thermophysical property detection device based on the internet of things according to claim 1, wherein: the bottom elbow (22) comprises a connecting pipe (221) and U-shaped pipes (222) fixed at two ends of the connecting pipe (221), and the connecting pipe (221) is fixedly connected with the connecting component (21) positioned at the lowest part through the U-shaped pipes (222).

7. The rock-soil thermophysical property detection device based on the internet of things according to claim 1, wherein: winding mechanism (16) are including mounting bracket (161), rectangular channel (162) has been seted up at the horizontal part middle part of mounting bracket (161), the horizontal part upper end of mounting bracket (161) is located rectangular channel (162) both sides and all is fixed with vertical board (163), and rotates between two vertical boards (163) and install axostylus axostyle (165), function area (15) winding is fixed in axostylus axostyle (165) surface, one of them vertical board (163) are kept away from one side of axostylus axostyle (165) and are fixed with servo motor (164), and servo motor (164) output and axostylus axostyle (165) fixed connection.

8. The rock-soil thermophysical property detection device based on the internet of things of claim 7, wherein: and a hanging rod (166) for hanging ropes is also fixed at the upper end of the horizontal part of the mounting frame (161).