Geothermal layer temperature detection device for medium-deep geothermal energy

Abstract

The utility model discloses a geothermal layer temperature detection device for medium-deep geothermal energy, which belongs to the technical field of geothermal energy and comprises a heat-resistant shell, a mounting groove is formed in the inner wall of the heat-resistant shell, a heat insulation layer is fixedly connected to the inner wall of the mounting groove, and a data transmission unit is fixedly connected to the inner wall of the heat-resistant shell. A group of high-precision temperature sensors are fixedly embedded in the outer surface of the heat-resistant shell, and a flange interface is fixedly connected to the upper surface of the heat-resistant shell. The high-precision temperature sensor is tightly attached to the geothermal layer, subtle temperature changes are sensitively captured and rapidly converted into accurate electric signals, high precision and reliability of obtained temperature data are ensured, high-temperature invasion is effectively blocked through the heat-resistant shell and the heat insulation layer in the heat-resistant shell, and the heat-resistant performance of the heat-resistant shell is improved. Damage of high temperature to internal key elements such as a data transmission unit and a high-precision temperature sensor is greatly reduced, stable operation of all parts is guaranteed, and the service life of the device in a severe geothermal environment is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to geothermal technology field, concretely is a kind of geothermal layer temperature detection device for middle-deep geothermal energy. BACKGROUND

[0002] Geothermal development refers to the development of renewable heat energy stored in the earth to achieve the purpose of utilization, geothermal is a special resource, like other resources can be developed and utilized by people, benefit humanity, while it is also greatly different from other resources, when developing geothermal energy, usually set closed heat exchanger in geothermal layer, medium circulation transmission is achieved by heat pump, to achieve the purpose of energy transport, in the process of using geothermal energy, the medium temperature needs to be measured in real time, so as to make monitoring and evaluation to geothermal energy.

[0003] The accurate detection of geothermal layer temperature plays a key role in evaluating energy potential, optimizing exploitation scheme and ensuring long-term stable operation of system, but the current geothermal layer temperature detection technology is generally insufficient in high-temperature resistance when facing the harsh requirements of middle-deep geothermal energy development, when the depth of geothermal well increases and the temperature of geothermal layer rises, the electronic components and mechanical structures inside the device are easily affected by high temperature, leading to performance degradation or even failure, it is difficult to realize high-precision continuous measurement, and it is impossible to accurately capture the subtle changes of temperature, which brings great uncertainty to geothermal energy resource evaluation and development efficiency, therefore, the technical personnel in the art provides a geothermal layer temperature detection device for middle-deep geothermal energy to solve the problems raised in the above background technology. CONTENT OF UTILITY MODEL

[0004] The utility model aims at providing a geothermal layer temperature detection device for middle-deep geothermal energy to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0006] The utility model provides a geothermal layer temperature detection device for middle -deep geothermal energy, including heat -resisting shell, the inner wall of heat -resisting shell is seted up with the installation groove, the inner wall of installation groove is fixedly connected with the heat insulating layer, the inner wall of heat -resisting shell is fixedly connected with data transmission unit, the outer surface of heat -resisting shell is fixedly inlaid with a group of high -precision temperature sensor, the upper surface of heat -resisting shell is fixedly connected with flange joint, data transmission unit is electrically connected with flange joint through wire, every high -precision temperature sensor all is electrically connected with data transmission unit through wire, the upper surface of flange joint is clamped with the flange joint, the side surface of flange joint and flange joint are mutually close and be clamped with sealing ring together, the material of sealing ring is rubber, the upper surface of flange joint is fixedly connected with power signal line, the outer surface of power signal line is equipped with the protective skin of the protective skin, the inner wall of protective skin is fixedly connected with the structure reinforcing layer.

[0007] As a further scheme of the utility model: the bottom surface of heat -resisting shell is fixedly connected with support seat, the outer surface of support seat is fixedly connected with auxiliary foot.

[0008] As a further scheme of the utility model: the bottom surface of auxiliary foot is seted up with recess, the inner wall of recess is fixedly connected with antiskid pad.

[0009] As a further scheme of the utility model: the outer surface of protective skin is equipped with the reinforcing sleeve of reinforcing sleeve, the bottom surface of reinforcing sleeve is fixedly connected with the upper surface of flange joint.

[0010] As a further scheme of the utility model: the outer surface of heat -resisting shell is fixedly connected with a group of reinforced guard board, the inner wall of every reinforced guard board is fixedly connected with the reinforcing core.

[0011] As a further scheme of the utility model: the outer surface of every high -precision temperature sensor is clamped with sealing cover, and the outer surface of every sealing cover is clamped with heat -resisting shell.

[0012] As a further scheme of the utility model: the inner wall of flange joint and the inner wall of flange joint are commonly screwed with a group of fixed pins.

[0013] Compared with the prior art, the utility model has the advantages of:

[0014] The geothermal layer temperature detection device for medium-deep geothermal energy closely adheres to the geothermal layer through a high-precision temperature sensor, acutely captures subtle changes in temperature and quickly converts them into accurate electrical signals, ensuring the high precision and reliability of the obtained temperature data, and effectively blocks high-temperature invasion using a heat-resistant shell and its internal thermal insulation layer, greatly reducing the damage of high temperature to internal key elements such as the data transmission unit and the high-precision temperature sensor, ensuring stable operation of each component and prolonging the service life of the device in harsh geothermal environments. At the same time, through the power signal line connected with the flange interface, the processed temperature data can be smoothly and stably transmitted to the ground receiving equipment or other monitoring systems in real time, realizing seamless connection with the existing geothermal monitoring system and facilitating operators to timely grasp the temperature dynamics of the geothermal layer. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 It is a perspective structural schematic diagram of a geothermal layer temperature detection device for medium-deep geothermal energy.

[0016] Fig. 2 It is a perspective structural schematic diagram of a geothermal layer temperature detection device for medium-deep geothermal energy.

[0017] Fig. 3 It is an elevation view of a heat-resistant shell in a geothermal layer temperature detection device for medium-deep geothermal energy.

[0018] Fig. 4 It is a perspective structural schematic diagram of a power signal line in a geothermal layer temperature detection device for medium-deep geothermal energy.

[0019] In the figure: 1, heat-resistant shell; 2, support seat; 3, auxiliary foot; 4, groove; 5, non-slip pad; 6, flange interface; 7, flange joint; 8, fixing pin; 9, power signal line; 10, reinforcing sleeve; 11, protective outer skin; 12, sealing ring; 13, data transmission unit; 14, reinforced guard plate; 15, reinforcing core; 16, high-precision temperature sensor; 17, sealing sleeve; 18, structural reinforcement layer; 19, mounting groove; 20, thermal insulation layer. DETAILED DESCRIPTION

[0020] In the description of the utility model, need understanding is, the term "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "internal", "external" and so on indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawing, just for the convenience of describing the utility model and simplifying the description, and it is not indicated or implied that the indicated device or element must have a particular orientation, a particular orientation and operation, therefore it cannot be understood as a limitation on the utility model. In addition, the terms "first", "second" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features. Therefore, the features limited by "first", "second" and the like can explicitly or implicitly include one or more features. In the description of the utility model, unless otherwise specified, the meaning of "a plurality of" is two or more.

[0021] In the description of the utility model, it should be explained that, unless otherwise expressly provided and limited, the terms "mounting", "connecting", "connecting" should be understood broadly, for example, it can be fixedly connected, can be detachably connected, or integrally connected, can be mechanically connected, can be electrically connected, can be directly connected, can be indirectly connected through an intermediate medium, and can be connected inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0022] Please refer to Figs. 1-4The utility model discloses an embodiment of a kind of geothermal layer temperature detection devices for middle-deep geothermal energy, including heat -resistant shell 1, the inner wall of heat -resistant shell 1 is equipped with installation groove 19, the inner wall of installation groove 19 is fixedly connected with heat insulation layer 20, the inner wall of heat -resistant shell 1 is fixedly connected with data transmission unit 13, the outer surface of heat -resistant shell 1 is fixedly embedded with a group of high-precision temperature sensor 16, the upper surface of heat -resistant shell 1 is fixedly connected with flange interface 6, data transmission unit 13 is electrically connected with flange interface 6 by wire, each high-precision temperature sensor 16 is electrically connected with data transmission unit 13 by wire, the upper surface of flange interface 6 is clamped with flange joint 7, flange interface 6 and flange joint 7 mutually close one side surface are clamped with sealing ring 12 in common, the material of sealing ring 12 is rubber, the upper surface of flange joint 7 is fixedly connected with power signal line 9, the outer surface of power signal line 9 is equipped with protective outer skin 11, the inner wall of protective outer skin 11 is fixedly connected with structure reinforcement layer 18, the inside heat -resistant shell 1 provides the basic protection and support effect of whole device, its heat insulation layer 20 can effectively block the high temperature of geothermal layer to further conduct to device inside, reduce the influence of high temperature to internal element, guarantee the performance stability of data transmission unit 13 and high-precision temperature sensor 16, guarantee each component stable operation, prolong the service life of device in harsh geothermal environment.

[0023] The bottom surface of heat -resistant shell 1 is fixedly connected with support base 2, the outer surface of support base 2 is fixedly connected with auxiliary foot 3, by the support base 2 of being set up, the overall structure of the device can be supported, the bottom surface of auxiliary foot 3 is equipped with recess 4, the inner wall of recess 4 is fixedly connected with antiskid pad 5, by the antiskid pad 5 of being set up, the sealing performance of equipment can be improved, the outer surface of protective outer skin 11 is equipped with reinforcing sleeve 10, the bottom surface of reinforcing sleeve 10 is fixedly connected with the upper surface of flange joint 7, by the reinforcing sleeve 10 of being set up, power signal line 9 can be protected.

[0024] The outer surface of heat -resistant shell 1 is fixedly connected with a group of reinforced guard plates 14, the inner wall of each reinforced guard plate 14 is fixedly connected with reinforcing core 15, by the cooperation of above structure, the structural strength of equipment can be improved, the outer surface of each high-precision temperature sensor 16 is clamped with sealing sleeve 17, the outer surface of each sealing sleeve 17 is clamped with heat -resistant shell 1, by the sealing sleeve 17 of being set up, the sealing performance of equipment can be further improved, the inner wall of flange joint 7 and the inner wall of flange interface 6 are commonly threadedly connected with a group of fixed pins 8, by setting fixed pin 8, flange joint 7 and flange interface 6 can be locked.

[0025] The working principle of the utility model is: in use, first slowly lower the device to the predetermined middle-deep geothermal layer position, when the device reaches the designated geothermal layer position, connect the device with the power supply through the power signal line 9, the heat-resistant shell 1 provides basic protection and support for the whole device, the heat insulation layer 20 in it can effectively block the high temperature of the geothermal layer from further conducting to the inside of the device, reduce the influence of high temperature on the internal components, guarantee the performance stability of the data transmission unit 13 and the high-precision temperature sensor 16, the high-precision temperature sensor 16 closely contacts the geothermal layer, can quickly and accurately perceive the temperature change of the geothermal layer, and convert the temperature signal into an electric signal, and transmit it to the data transmission unit 13 through the wire, the data transmission unit 13 transmits the processed temperature data to the outside through the power signal line 9 connected with the flange interface 6, finally realizes real-time transmission of the geothermal layer temperature data to the ground receiving equipment or other monitoring systems, for subsequent analysis and processing.

[0026] The above is only the preferred specific implementation of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the utility model concept of the utility model within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model.For those skilled in the art, obviously, the utility model is not limited to the details of the above exemplary embodiments, and can be realized in other specific forms without departing from the spirit or basic characteristics of the utility model. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting, the scope of the utility model is defined by the appended claims rather than the above description, therefore, all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model. Any reference signs in the claims should not be regarded as limiting the claims.

[0027] In addition, it should be understood that, although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description of the specification is only for the sake of clarity, those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can be combined appropriately to form other embodiments that those skilled in the art can understand.

Claims

1. A geothermal layer temperature detection device for medium-deep geothermal energy, comprising a heat-resistant outer shell (1), characterized in that, The inner wall of the heat-resistant shell (1) is provided with a mounting groove (19), the inner wall of the mounting groove (19) is fixedly connected with a heat insulation layer (20), the inner wall of the heat-resistant shell (1) is fixedly connected with a data transmission unit (13), the outer surface of the heat-resistant shell (1) is fixedly embedded with a group of high-precision temperature sensors (16), the upper surface of the heat-resistant shell (1) is fixedly connected with a flange interface (6), the data transmission unit (13) is electrically connected with the flange interface (6) through wires, each high-precision temperature sensor (16) is electrically connected with the data transmission unit (13) through wires, the upper surface of the flange interface (6) is clamped with a flange joint (7), the side face of the flange interface (6) and the flange joint (7) is clamped with a sealing ring (12) together, the material of the sealing ring (12) is rubber, the upper surface of the flange joint (7) is fixedly connected with a power signal line (9), the outer surface of the power signal line (9) is sleeved with a protective outer skin (11), and the inner wall of the protective outer skin (11) is fixedly connected with a structure reinforcing layer (18).

2. The geothermal layer temperature detection device for medium-deep geothermal energy according to claim 1, characterized in that, The bottom surface of the heat-resistant shell (1) is fixedly connected with a supporting seat (2), and the outer surface of the supporting seat (2) is fixedly connected with an auxiliary foot (3).

3. The geothermal layer temperature detection device for medium-deep geothermal energy according to claim 2, characterized in that, The bottom surface of the auxiliary foot (3) is provided with a groove (4), and the inner wall of the groove (4) is fixedly connected with an anti-skid pad (5).

4. The geothermal layer temperature detection device for medium-deep geothermal energy according to claim 1, characterized in that, The outer surface of the protective outer skin (11) is sleeved with a reinforcing sleeve (10), and the bottom surface of the reinforcing sleeve (10) is fixedly connected with the upper surface of the flange joint (7).

5. The geothermal layer temperature detection device for medium-deep geothermal energy according to claim 1, characterized in that, The outer surface of the heat-resistant shell (1) is fixedly connected with a group of reinforcing guards (14), and the inner wall of each reinforcing guard (14) is fixedly connected with a reinforcing core (15).

6. The geothermal layer temperature detection device for medium-deep geothermal energy according to claim 1, characterized in that, The outer surface of each high-precision temperature sensor (16) is clamped with a sealing sleeve (17), and the outer surface of each sealing sleeve (17) is clamped with the heat-resistant shell (1).

7. The geothermal layer temperature detection device for medium-deep geothermal energy according to claim 1, characterized in that, The inner wall of the flange joint (7) and the inner wall of the flange interface (6) are threadedly connected with a group of fixed pins (8).

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