CN107881997B

CN107881997B - Irrigation canal based on ground energy utilization

Info

Publication number: CN107881997B
Application number: CN201711123186.XA
Authority: CN
Inventors: 刘艺辉
Original assignee: Hunan Zhongda Jingwei Geothermy Development Technology Co ltd
Current assignee: Hunan Zhongda Jingwei Geothermy Development Technology Co ltd
Priority date: 2017-11-14
Filing date: 2017-11-14
Publication date: 2021-01-05
Anticipated expiration: 2037-11-14
Also published as: CN107881997A

Abstract

The irrigation canal based on geothermal energy utilization comprises a water supply groove; the outer surface of the water supply groove is provided with a heat exchange pipe assembly; the heat exchange tube assembly is communicated with an external ground source heat pump system to form a loop. The water supply groove is formed by splicing a plurality of prefabricated water tanks; a plurality of U-shaped accommodating grooves are formed in the outer surface of the water tank in parallel; the heat exchange tube assembly comprises a bottom tube and a U-shaped tube; the bottom tube is detachably connected with the U-shaped tube; the bottom pipe is clamped at the bottom of the accommodating groove; two ports of the U-shaped pipe are respectively inserted into the vertical parts of two adjacent accommodating grooves along the side wall of the water tank and are communicated with the bottom pipe; the U-shaped pipes positioned at the two sides of the water tank are arranged in a crossed manner. According to the irrigation canal based on geothermal energy utilization, the heat exchange pipe assembly is arranged on the outer surface of the water supply groove, so that heat exchange is facilitated, and geothermal energy is conveniently utilized.

Description

Irrigation canal based on ground energy utilization

Technical Field

The invention relates to the field of water conservancy projects, in particular to an irrigation canal based on geothermal energy utilization.

Background

The traditional irrigation canal only has the functions of flood control, irrigation and the like on water conservancy. This project, irrigation canal are pre-buried irrigation canal four walls in advance with heat exchange system when the construction, and irrigation canal inner wall and water direct contact, outer wall and soil contact, and water and soil have given its powerful heat exchange capacity for the refrigeration and the heating of project.

Disclosure of Invention

Aiming at the defects in the prior art, the irrigation channel based on geothermal energy utilization is provided with the heat exchange pipe assembly on the outer surface of the water supply groove, so that heat exchange is convenient to realize, and geothermal energy is convenient to utilize.

The irrigation canal based on geothermal energy utilization comprises a water supply groove; the outer surface of the water supply groove is provided with a heat exchange pipe assembly; the heat exchange tube assembly is communicated with an external ground source heat pump system to form a loop.

Optionally, the water supply channel is formed by splicing a plurality of prefabricated water tanks; a plurality of U-shaped accommodating grooves are formed in the outer surface of the water tank in parallel; the heat exchange tube assembly comprises a bottom tube and a U-shaped tube; the bottom tube is detachably connected with the U-shaped tube; the bottom pipe is clamped at the bottom of the accommodating groove; two ports of the U-shaped pipe are respectively inserted into the vertical parts of two adjacent accommodating grooves along the side wall of the water tank and are communicated with the bottom pipe; the U-shaped pipes positioned at the two sides of the water tank are arranged in a crossed manner.

Optionally, a detachable cover plate is arranged on the top of the side wall of the water tank; a cavity is formed between the cover plate and the accommodating groove; the U-shaped pipe is positioned in the cavity.

Optionally, the U-shaped tube comprises a tee and two straight tubes; sealing valves are arranged at three ports of the tee joint; two ends of the tee joint are communicated with the two straight pipes respectively to form a U-shaped pipe, and a middle port extends upwards to form a free end.

Optionally, the device further comprises an adapter tube; both ends of the bottom pipe are provided with spherical joints; one end of the adapter tube is provided with a bell mouth, and the other end of the adapter tube is communicated with the straight tube; the spherical joint is embedded in the bell mouth and rotates in the bell mouth; the adapter tube is communicated with the bottom tube.

Optionally, a plurality of grooves are arranged on the outer circumferential surface of the spherical joint; a positioning plate is hinged in the adapter tube; one end of the positioning plate is provided with a boss, and the other end of the positioning plate extends into the adapter tube to form a free end; under the initial state, the boss inserts the horn mouth, with the recess joint, the switch-on straight tube, the free end of straight tube extrusion locating plate makes the locating plate inwards rotate, boss and recess separation.

According to the technical scheme, the invention has the beneficial effects that: the irrigation canal based on geothermal energy utilization comprises a water supply groove; the outer surface of the water supply groove is provided with a heat exchange pipe assembly; the heat exchange tube assembly is communicated with an external ground source heat pump system to form a loop. According to the irrigation canal based on geothermal energy utilization, the heat exchange pipe assembly is arranged on the outer surface of the water supply groove, so that heat exchange is facilitated, and geothermal energy is conveniently utilized.

Drawings

In order to more clearly illustrate the detailed description of the invention or the technical solutions in the prior art, the drawings that are needed in the detailed description of the invention or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

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

FIG. 2 is a view taken along line A of FIG. 1;

FIG. 3 is an enlarged view at B of FIG. 1;

fig. 4 is a schematic perspective view of a U-shaped tube.

Reference numerals:

1-water tank, 2-bottom tube, 3-U-shaped tube, 4-adapter tube, 11-containing groove, 12-cover plate, 13-cavity, 21-spherical joint, 31-tee joint, 32-straight tube, 41-bell mouth, 42-positioning plate, 211-groove, 311-sealing valve and 421-boss.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

It is to be noted that, unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the invention pertains.

In the description of the present application, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

Referring to fig. 1-4, the irrigation canal based on geothermal energy utilization provided by the present embodiment includes a water supply trench; the outer surface of the water supply groove is provided with a heat exchange pipe assembly; the heat exchange tube assembly is communicated with an external ground source heat pump system to form a loop. According to the irrigation canal based on geothermal energy utilization, the heat exchange pipe assembly is arranged on the outer surface of the water supply groove, so that heat exchange is facilitated, and geothermal energy is conveniently utilized.

As a further improvement to the above technical solution, the water supply channel is formed by splicing a plurality of prefabricated water tanks 1; a plurality of U-shaped accommodating grooves 11 are formed in parallel on the outer surface of the water tank 1; the heat exchange tube assembly comprises a bottom tube 2 and a U-shaped tube 3; the bottom tube 2 is detachably connected with the U-shaped tube 3; the bottom tube 2 is clamped at the bottom of the accommodating groove 11; two ports of the U-shaped pipe 3 are respectively inserted into the vertical parts of two adjacent accommodating grooves 11 along the side wall of the water tank 1 and are communicated with the bottom pipe 2; the U-shaped pipes 3 positioned at the two sides of the water tank 1 are arranged in a crossed manner. The sectional maintenance and replacement are convenient, the overhaul is convenient, and the use cost is convenient to reduce.

As a further improvement to the above technical solution, a detachable cover plate 12 is arranged on the top of the side wall of the water tank 1; a cavity 13 is formed between the cover plate 12 and the accommodating groove 11; the U-shaped tube 3 is located within the cavity 13. The U-shaped pipe is convenient to overhaul.

As a further improvement to the above technical solution, the U-shaped pipe 3 includes a tee 31 and two straight pipes 32; three ports of the tee joint 31 are provided with sealing valves 311; two ends of the tee joint 31 are respectively communicated with the two straight pipes 32 to form a U-shaped pipe 3, and the middle port of the tee joint extends upwards to form a free end. In the initial state, the sealing valves 311 of the left and right ports of the tee 31 are in an open state, the sealing valve 311 of the middle port is in a closed state, when maintenance is performed, the sealing valve 311 of the middle port is opened, the sealing valves 311 of the left and right ports of the adjacent U-tee 31 are closed, air is blown into the straight pipe 32 through the middle port, the sealing valve 311 of the middle port is closed, the air pressure inside the straight pipe 32 is tested for multiple times, and if the air pressure value tested for multiple times is not changed, the straight pipe 32 is in good condition. The U-shaped pipe is convenient to overhaul.

As a further improvement to the above technical solution, the device further comprises a transfer tube 4; both ends of the bottom tube 2 are provided with spherical joints 21; one end of the adapter tube 4 is provided with a bell mouth 41, and the other end is communicated with the straight tube 32; the spherical joint 21 is embedded in the bell mouth 41 and rotates in the bell mouth 41; the adapter tube 4 is communicated with the bottom tube 2. The bottom pipe 2 is connected with the straight pipe 32 through the spherical joint 21, so that the degree of freedom is provided for the straight pipe 32, and the heat exchange pipe assembly is prevented from being distorted and deformed after soil settlement.

As a further improvement to the above technical solution, a plurality of grooves 211 are provided on the outer circumferential surface of the ball joint 21; a positioning plate 42 is hinged in the adapter tube 4; one end of the positioning plate 42 is provided with a boss 421, and the other end extends into the adapter tube 4 to form a free end; in an initial state, the boss 421 is inserted into the bell mouth 41 and clamped with the groove 211 to connect the straight tube 32, the straight tube 32 extrudes the free end of the positioning plate 42 to enable the positioning plate 42 to rotate inwards, and the boss 421 is separated from the groove 211. Facilitating the installation of the straight tube 32.

In the description of the present invention, numerous specific details are set forth. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.

Claims

1. The utility model provides an irrigation canal based on can utilize which characterized in that: comprises a water supply groove; the outer surface of the water supply groove is provided with a heat exchange pipe assembly; the heat exchange tube assembly is communicated with an external ground source heat pump system to form a loop;

the water supply groove is formed by splicing a plurality of prefabricated water tanks (1); a plurality of U-shaped accommodating grooves (11) are arranged on the outer surface of the water tank (1) in parallel; the heat exchange tube assembly comprises a bottom tube (2) and a U-shaped tube (3); the bottom tube (2) is detachably connected with the U-shaped tube (3); the bottom tube (2) is clamped at the bottom of the accommodating groove (11); two ports of the U-shaped pipe (3) are respectively inserted into the vertical parts of two adjacent accommodating grooves (11) along the side wall of the water tank (1) and are communicated with the bottom pipe (2); the U-shaped pipes (3) positioned at the two sides of the water tank (1) are arranged in a crossed manner;

the U-shaped pipe (3) comprises a tee joint (31) and two straight pipes (32); sealing valves (311) are arranged at three ports of the tee joint (31); two ends of the tee joint (31) are respectively communicated with the two straight pipes (32) to form a U-shaped pipe (3), and a middle port extends upwards to form a free end;

the device also comprises a transfer pipe (4); both ends of the bottom pipe (2) are provided with spherical joints (21); one end of the adapter tube (4) is provided with a bell mouth (41), and the other end of the adapter tube is communicated with the straight tube (32); the spherical joint (21) is embedded in the bell mouth (41) and rotates in the bell mouth (41); the adapter tube (4) is communicated with the bottom tube (2).

2. The earth-based enabled irrigation ditch of claim 1, wherein: a detachable cover plate (12) is arranged at the top of the side wall of the water tank (1); a cavity (13) is formed between the cover plate (12) and the accommodating groove (11); the U-shaped pipe (3) is positioned in the cavity (13).

3. The earth-based enabled irrigation ditch of claim 1, wherein: a plurality of grooves (211) are arranged on the outer peripheral surface of the spherical joint (21); a positioning plate (42) is hinged in the adapter tube (4); one end of the positioning plate (42) is provided with a boss (421), and the other end of the positioning plate extends into the adapter tube (4) to form a free end; under initial state, bellmouth (41) are inserted in boss (421), with recess (211) joint, switch on straight tube (32), the free end that straight tube (32) extrusion locating plate (42) made locating plate (42) inwards rotate, boss (421) and recess (211) separation.