阅读说明：本技术 一种地热能开采用二级变径耐热管 (Secondary reducing heat-resistant pipe for geothermal energy exploitation ) 是由 李立健 于 2020-07-29 设计创作，主要内容包括：本发明涉及清洁能源技术领域,且公开了一种地热能开采用二级变径耐热管,包括基盘,所述基盘偏心与中心处分别转动卡接有动力轴和转轴,所述动力轴和转轴外壁分别固定套接有小带轮和大带轮,所述小带轮与大带轮间传动套接有传动带,所述大带轮内等距开设有六个限位槽,该地热能开采用二级变径耐热管,通过基盘、动力轴、转轴、小带轮、大带轮、传动带、限位槽、卡销、支杆、凸块、弧板、外管、配合块、滑槽和线圈的设置,使耐热管在输热进行时可二级自动切换耐热管半径,使热能输送效率高,管材使用寿命长,建造耗费成本低,适配性高,热能损失小。(The invention relates to the technical field of clean energy, and discloses a secondary reducing heat-resistant pipe for geothermal energy exploitation, which comprises a base plate, wherein a power shaft and a rotating shaft are respectively rotatably clamped at the eccentric position and the center position of the base plate, a small belt wheel and a large belt wheel are respectively fixedly sleeved on the outer walls of the power shaft and the rotating shaft, a transmission belt is sleeved between the small belt wheel and the large belt wheel in a transmission manner, six limiting grooves are formed in the large belt wheel at equal intervals, and the radius of the heat-resistant pipe can be automatically switched in a secondary mode when heat is transferred by the aid of the base plate, the power shaft, the rotating shaft, the small belt wheel, the large belt wheel, the transmission belt, the limiting grooves, clamping pins, supporting rods, lugs, arc plates, an outer pipe, a matching block, a sliding groove and a coil, so that the heat-resistant pipe is high in heat transfer efficiency, long in service life of the pipe.)

1. The utility model provides a geothermal energy exploitation is with second grade reducing heat-resistant pipe, includes basal disc (1), its characterized in that: the base plate (1) is eccentric and is fixedly sleeved with a small belt wheel (4) and a large belt wheel (5) at the center, a transmission belt (6) is sleeved between the small belt wheel (4) and the large belt wheel (5) in a transmission mode, six limiting grooves (7) are formed in the large belt wheel (5) at equal intervals, supporting rods (9) are slidably clamped in the limiting grooves (7) through clamping pins (8), convex blocks (10) are fixedly connected to the outer ends of the supporting rods (9), arc plates (11) are arranged at the outer ends of the convex blocks (10), outer tubes (12) are arranged outside the outer walls of the arc plates (11), matching blocks (13) which are intermittently clamped with the arc plates (11) are fixedly installed on the inner walls of the outer tubes (12) at equal intervals, sliding grooves (14) which are slidably clamped with the convex blocks (10) are formed in the middle of the inner walls of the arc plates (11), and a coil (15) is fixedly wound on the outer wall of the outer tube (12).

2. The secondary reducing heat-resistant pipe for geothermal energy exploitation, according to claim 1, is characterized in that: the diameter of the top of the bayonet (8) is larger than the width of the limiting groove (7).

3. The secondary reducing heat-resistant pipe for geothermal energy exploitation, according to claim 1, is characterized in that: the basal disc (1) can be taken down in a sliding way by holding with hands.

4. The secondary reducing heat-resistant pipe for geothermal energy exploitation, according to claim 1, is characterized in that: the arc plates (11) can be self-locked into a tube when being contacted with each other.

5. The secondary reducing heat-resistant pipe for geothermal energy exploitation, according to claim 1, is characterized in that: the outer pipe (12) can be fixedly arranged in a geological formation, and the outer pipe (12) is made of heat-insulating, high-temperature-resistant and corrosion-resistant materials.

6. The secondary reducing heat-resistant pipe for geothermal energy exploitation, according to claim 1, is characterized in that: the convex block (10) and the sliding groove (14) are both in a convex shape.

7. The secondary reducing heat-resistant pipe for geothermal energy exploitation, according to claim 1, is characterized in that: the coil (15) is fixedly and electrically connected with high-frequency alternating current.

Technical Field

The invention relates to the technical field of clean energy, in particular to a two-stage reducing heat-resistant pipe for geothermal energy exploitation.

Background

Geothermal energy is natural heat energy extracted from the earth's crust, which comes from lava rock inside the earth and exists in the form of heat, which is energy that causes volcanic eruptions and earthquakes.

Vortex flow: when the metal block is placed in a changing magnetic field, eddy-shaped induced current is generated in the metal block.

In the process of geothermal energy extraction, because the exploitation heat source is not of uniform size, when defeated hot tubular product cross-section is too big, the loss of heat energy easily aggravates, when the cross-section is too little, the hot melt is easily taken place to tubular product, life greatly reduced causes geothermal energy to leak, so need build the tubular product of different diameters, nevertheless build like this and consume with high costs, the suitability is low, and tubular product in case the installation, need stop the heat energy and carry just removable different pipes, influence work efficiency, the maintenance difficulty.

Therefore, the two-stage reducing heat-resistant pipe for geothermal energy exploitation has the advantages that the radius of the heat-resistant pipe can be automatically switched in the two-stage mode when heat transmission is carried out, so that the heat energy transmission efficiency is high, the service life of the pipe is long, the construction cost is low, the adaptability is high, and the heat energy loss is small.

Disclosure of Invention

Technical scheme (I)

In order to realize the aim of automatically switching the radius of the heat-resistant pipe during heat transmission, the invention provides the following technical scheme: the utility model provides a second grade reducing heat-resistant pipe for geothermal energy exploitation, includes the basal disc, the eccentric joint that rotates respectively with center punishment of basal disc has power shaft and pivot, power shaft and pivot outer wall fixed cover have connect little band pulley and big band pulley respectively, the drive belt has been cup jointed in the transmission between little band pulley and big band pulley, six spacing grooves have been seted up to the equidistance in the big band pulley, all there is branch through bayonet lock slip joint in the spacing groove, branch outer end fixedly connected with lug, the lug outer end is provided with the arc board, be provided with the outer tube outside the arc board outer wall, outer tube inner wall equidistance fixed mounting have with arc board intermittent type card with the cooperation piece, the spout with lug slip joint is seted up at arc inboard wall middle part, the fixed winding of outer tube outer wall.

Preferably, the diameter of the top of the clamping pin is larger than the width of the limiting groove, so that the clamping pin is prevented from being separated from the limiting groove in the sliding process, and the transmission of the supporting rod fails.

Preferably, the base plate can be slidingly removed by hand, and after the diameter of the heat-resistant pipe is adjusted, the base plate can be removed to prevent each component on the base plate from influencing the conduction of heat energy.

Preferably, the arc plates can be self-locked into a tube when being contacted with each other, so that the arc plates can form a tube with a smaller diameter, and the heat source with low temperature is convenient to convey, and otherwise, the arc plates and the matching blocks form a tube with a larger diameter, and the heat source with high temperature is convenient to convey.

Preferably, the outer pipe can be fixedly installed in the geological formation, is made of heat-insulating, high-temperature-resistant and corrosion-resistant materials and is convenient for providing supporting points for transmission of the inner structure of the outer pipe.

Preferably, the lug and the sliding groove are both in a convex shape, so that the lug and the sliding groove slide stably and are prevented from being separated.

Preferably, the coil is fixedly and electrically connected with the high-frequency alternating current, so that eddy current is generated in the outer pipe, joule heat is released, and heat is further preserved for a heat source in the heat-resistant pipe.

(II) advantageous effects

Compared with the prior art, the invention provides a two-stage reducing heat-resistant pipe for geothermal energy exploitation, which has the following beneficial effects:

1. this second grade reducing heat-resistant pipe for geothermal energy exploitation, through the setting of base plate, power shaft, pivot, little band pulley, big band pulley, drive belt, spacing groove, bayonet lock, branch, lug, arc board, outer tube, cooperation piece, spout and coil, but make heat-resistant pipe second grade automatic switch-over heat-resistant pipe radius when heat transmission goes on, make heat energy transport efficiency high, tubular product long service life, the construction consumes with low costsly, the suitability is high, and heat energy loss is little.

Drawings

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

FIG. 2 is a schematic structural view of the region A in FIG. 1;

fig. 3 is a perspective view of the overall structure of the present invention.

In the figure: 1. a base plate; 2. a power shaft; 3. a rotating shaft; 4. a small belt pulley; 5. a large belt pulley; 6. a transmission belt; 7. a limiting groove; 8. a bayonet lock; 9. a strut; 10. a bump; 11. an arc plate; 12. an outer tube; 13. a matching block; 14. a chute; 15. and a coil.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, a secondary diameter-variable heat-resistant pipe for geothermal energy exploitation comprises a base plate 1, a power shaft 2 and a rotating shaft 3 are respectively rotatably clamped at the eccentric position and the center position of the base plate 1, a small belt wheel 4 and a large belt wheel 5 are respectively fixedly sleeved on the outer walls of the power shaft 2 and the rotating shaft 3, a transmission belt 6 is sleeved between the small belt wheel 4 and the large belt wheel 5 in a transmission manner, six limiting grooves 7 are formed in the large belt wheel 5 at equal intervals, supporting rods 9 are respectively clamped in the limiting grooves 7 in a sliding manner through clamping pins 8, the outer ends of the supporting rods 9 are fixedly connected with lugs 10, arc plates 11 are arranged at the outer ends of the lugs 10, outer pipes 12 are arranged outside the outer walls of the arc plates 11, matching blocks 13 intermittently clamped with the arc plates 11 are fixedly arranged on the inner walls of the outer pipes 12 at equal intervals, sliding grooves 14.

The diameter of the top of the bayonet 8 is larger than the width of the limiting groove 7, so that the bayonet 8 is prevented from being separated from the limiting groove 7 in the sliding process, and the transmission of the supporting rod 9 fails.

The base plate 1 can be taken down in a sliding mode by holding with hands, and after the diameter of the heat-resistant pipe is adjusted, the base plate 1 can be taken down, so that the influence of all parts on the base plate 1 on heat energy conduction is prevented.

When the arc plates 11 are contacted with each other, the arc plates can be self-locked into a tube, so that the arc plates 11 can form a tube with a smaller diameter, and the heat source with low temperature is convenient to convey, and on the contrary, the arc plates and the matching blocks 13 form a tube with a larger diameter, and the heat source with high temperature is convenient to convey.

The outer pipe 12 can be fixedly installed in a geological formation, and the outer pipe 12 is made of heat-insulating, high-temperature-resistant and corrosion-resistant materials, so that a supporting point is conveniently provided for transmission of an inner structure of the outer pipe.

The convex block 10 and the sliding groove 14 are both in a convex shape, so that the sliding is stable and the separation is prevented.

The coil 15 is electrically connected to the high-frequency alternating current to generate eddy current in the outer tube 12 and release joule heat, thereby further preserving heat of the heat source in the heat-resistant tube.

Referring to fig. 1-3, the two-stage reducing heat-resistant pipe for geothermal energy exploitation solves the problems that pipes with different diameters need to be built due to different sizes of exploitation heat sources, when the cross section of a heat transmission pipe is too large, the loss of heat energy is easily aggravated, when the cross section is too small, the pipe is easily subjected to hot melting, the service life is greatly reduced, and geothermal energy leakage is caused, but the construction cost is high, the adaptability is low, once the pipe is installed, the heat transmission is stopped, different pipes can be replaced, the working efficiency is affected, and the maintenance is difficult.

When in use, as the eccentric center of the base disc 1 is respectively and rotatably clamped with the power shaft 2 and the rotating shaft 3, the outer walls of the power shaft 2 and the rotating shaft 3 are respectively and fixedly sleeved with the small belt wheel 4 and the large belt wheel 5, the transmission belt 6 is sleeved between the small belt wheel 4 and the large belt wheel 5, six limiting grooves 7 are equidistantly arranged in the large belt wheel 5, supporting rods 9 are respectively and slidably clamped in the limiting grooves 7 through clamping pins 8, the outer end of each supporting rod 9 is fixedly connected with a convex block 10, the outer end of each convex block 10 is provided with an arc plate 11, the outer wall of each arc plate 11 is externally provided with an outer pipe 12, the inner wall of each outer pipe 12 is equidistantly and fixedly provided with a matching block 13 which is intermittently clamped with the arc plate 11, the middle part of the inner wall of each arc plate 11 is provided with a sliding groove 14 which is slidably clamped with the convex block 10, the outer wall of each outer pipe 12 is fixedly, big band pulley 5 rotates, bayonet lock 8 slides in spacing groove 7, and control branch 9 is interior to contract or stretch outward, and arc board 11 contacts each other and can constitute the less pipe of diameter, makes things convenient for the not high heat source of temperature to carry, otherwise, constitutes the great pipe of diameter with cooperation piece 13, makes things convenient for the high heat source of temperature to carry, and base plate 1 can hand-held slip take off, and after heat-resisting pipe diameter adjustment finishes, removable base plate 1 prevents that each part from influencing the conduction of heat energy on the base plate 1.

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.