CN213873249U

CN213873249U - Light pipe concurrent heating system for underground water source heat pump

Info

Publication number: CN213873249U
Application number: CN202022998684.2U
Authority: CN
Inventors: 余宾华; 吕洁; 温雨欣
Original assignee: Shenyang University of Technology
Current assignee: Shenyang University of Technology
Priority date: 2020-12-15
Filing date: 2020-12-15
Publication date: 2021-08-03
Anticipated expiration: 2030-12-15

Abstract

The utility model belongs to the technical field of solar energy and water source heat pump, a light pipe concurrent heating system for groundwater source heat pump is related to, including lighting cover, lens hood, sealing washer, leaded light section of thick bamboo, pull ring. The lighting shade is arranged at the light inlet of the light guide cylinder through the sealing ring, the light shade is arranged on the well cover and is provided with a pull ring, and the light guide cylinder extends into the well. By adopting the technical scheme, during the non-refrigeration operation of the water source heat pump, the pull ring is pulled to enable the light shield to shrink into the groove of the well cover, and the light collecting cover smoothly collects solar light and heat and transmits the solar light and heat to well water through the light guide cylinder to supplement heat; when the water source heat pump extracts heat and refrigerates in summer, the pull ring is pulled to unfold the light shield to completely cover the light shield, so that the light shield is prevented from collecting and catching solar rays for heat supplement, and a light pipe heat supplement system of the recharging well normally performs heat supplement work. Effectively solve the problem of underground heat loss, improve water source heat pump operation effect in winter, can not exert an influence to water source heat pump refrigeration in summer.

Description

Light pipe concurrent heating system for underground water source heat pump

Technical Field

The utility model belongs to the technical field of solar energy and water source heat pump, especially, relate to a light pipe concurrent heating system for groundwater source heat pump.

Background

Along with the continuous progress of light guiding technology, the application of light is more and more extensive. Besides the illumination by the LED lamp, the LED lamp also has the characteristics of high efficiency, strong conduction directivity and the like as a heating energy source. On the other hand, due to the increasingly serious environmental pollution and the further expansion of the industrial scale induced by economic requirements, the energy consumption is more and more, which causes energy crisis, the energy conservation becomes a consensus of the whole society, and the geothermal energy becomes an important new energy source as a clean energy source. The water source heat pump technology developed after improvement is re-used on the historical stage due to the characteristics of high efficiency, energy conservation, environmental protection and the like. However, the water source heat pump technology has certain limitations, especially for northern areas, because northern areas mainly use heat supply, the amount of heat taken from underground water by the water source heat pump is obviously larger than the amount of heat exhausted, the temperature of the underground water source is reduced, the heat imbalance phenomenon is caused, and the efficiency of the water source heat pump system is reduced or even the water source heat pump system cannot operate. Therefore, how to provide a heat supplementing device for supplementing heat to the groundwater to achieve heat balance has become a technical problem which needs to be solved for further popularizing the water source heat pump technology at present.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: the utility model provides a light pipe concurrent heating system for groundwater source heat pump, its aim at solve groundwater hydrothermal unbalance, the problem of the urgent need concurrent heating.

The technical scheme is as follows:

the utility model provides a light pipe concurrent heating system for groundwater source heat pump, this system sets up in the well lid of getting well, recharging well and inspection shaft in the water source heat pump, its characterized in that: the system comprises a lighting cover, a shading cover, a sealing ring, a light guide cylinder and a pull ring; the lighting cover is connected with the light inlet at the top end of the light guide cylinder in a sealing way through a sealing ring and is positioned at the upper part of the well cover; the light guide cylinder is vertically arranged at the bottom of the lighting cover, the top end of the light guide cylinder is positioned outside the well, and the bottom end of the light guide cylinder extends into the well at the lower part of the well cover; the light shield is arranged on the well cover, and the pull ring is arranged on the light shield.

The lighting shade is in a hemispherical shape, and the outer spherical surface faces upwards; the light shield can be unfolded and contracted, is in a hemispherical shape after being unfolded, and completely covers the lighting shade.

The upper part and the lower part of the sealing ring are provided with inward grooves; the lighting cover and the light guide cylinder can be connected; the lower part of the lighting cover extends into the groove on the upper part of the sealing ring and is tightly combined with the sealing ring; the upper part of the light guide cylinder extends into the groove at the lower part of the sealing ring and is tightly combined with the sealing ring.

Be equipped with the recess on the well lid, arrange the recess of well lid in when the lens hood contracts.

The whole lighting cover is made of high-quality PC material, and the thickness is more than 3.5 mm; the light shield is made of soft light shielding materials.

The light guide cylinder made of aluminum materials adopts a film coating mode comprising a nano film coating and a PVD vacuum film coating, the thickness of the light guide cylinder is 0.4mm, and the inner wall of the light guide cylinder is coated with a plurality of layers of films capable of improving the reflectivity.

The utility model has the advantages that:

1. the problem of underground heat loss can be effectively solved, the operation effect of the water source heat pump in winter is improved, and light rays are shielded by pulling the pull ring in summer and are not collected and captured by the lighting cover, so that the refrigeration and heat discharge of the water source heat pump cannot be influenced.

2. The system has the advantages of simple installation, low cost and convenient maintenance, can be easily disassembled and installed in other places needing light guide or heat conduction after heat supplement is not needed or the water source heat pump is scrapped and replaced by other heating and cooling equipment, does not occupy space, does not need a machine room, and has no influence on traffic and landscape.

Drawings

FIG. 1 is a schematic structural view of a light pipe concurrent heating system device of the groundwater source heat pump of the present invention;

FIG. 2 is a schematic view of a light shield during cooling operation of the heat pump;

fig. 3 is a schematic view of a light shield during non-cooling operation of the heat pump.

Description of reference numerals: 1 lighting shade, 2 light shields, 3 sealing rings, 4 leaded light sections of thick bamboo, 5 pull rings, 6 well lids.

The specific implementation mode is as follows:

the utility model provides a light pipe concurrent heating system for groundwater source heat pump, with getting the well and recharging well inspection manhole cover in light pipe and the water source heat pump combine, including light-absorpting cover, lens hood, sealing washer, leaded light section of thick bamboo, the light-absorpting cover set up in the light-guiding section of thick bamboo advances the light mouth, the lens hood sets up on the well lid, and is equipped with a pull ring on the lens hood, can zoom through the pulling pull ring, is equipped with the recess on the well lid, can receive into the well lid recess not the time spent, can cover the light-absorpting cover completely through the pulling pull ring when needing to be used, the sealing washer set up in the light-absorpting cover bottom, stretch into in the well.

By adopting the technical scheme: during the non-refrigeration operation of the water source heat pump, the pull ring is pulled to enable the light shield to shrink into the groove of the well cover, and the light collecting cover smoothly collects solar light and heat and transmits the solar light and heat to well water through the light guide cylinder to perform heat compensation; when the water source heat pump extracts heat and refrigerates in summer, the pull ring is pulled to unfold the light shield to completely cover the light shield, so that the light shield is prevented from collecting and catching solar rays for heat supplement, and a light pipe heat supplement system of the recharging well normally performs heat supplement work. The problem of underground heat loss can be effectively solved, the operation effect of the water source heat pump in winter is improved, and refrigeration of the water source heat pump in summer is not influenced.

The lighting shade is integrally made of high-quality PC materials, the light transmittance is larger than 90%, the light transmittance reduction coefficient is larger than 76%, the thickness of the light-transmitting shade is larger than 3.5mm, and the lighting shade is subjected to special process treatment so as to be exposed to the sun for a long time and not to generate photooxidation or photodecomposition, and the lighting shade is uniform in thickness, ageing-resistant, smooth in surface, good in impact resistance, friction-resistant, high in lighting efficiency and not easy to break. Since solar heat is mainly utilized, a lighting cover is not required to have heat insulation performance. The spherical lighting cover has the advantages that the spherical lighting cover has different shapes and structures according to different environment requirements, the spherical lighting cover is a common spherical lighting cover, compared with an aspheric lighting cover and a planar lighting cover, the spherical lighting cover has the strongest self-cleaning function, dust can be effectively prevented from gathering by using the spherical lighting cover near the ground, and solar light and heat collected on the lighting cover cannot be influenced.

The utility model discloses a heat pump well water heating system, including the heat pump, the heat pump is equipped with the well lid, the light shield is made by soft shading material, installs on the well lid, be equipped with a pull ring on the light shield, can zoom through the pulling pull ring, be equipped with the recess on the well lid, can receive in the well lid recess when not, need use can cover the light cover through the pulling pull ring totally when, zoom the light screen decision through the pulling pull ring and let the light cover collect smoothly and catch the sunlight and carry out the concurrent heating to well water during heat pump operation, have good thermal-insulated shading performance.

The light guide cylinder is made of aluminum materials, adopts nano coating films or PVD vacuum coating films, is 0.4mm in thickness and light in weight, and is plated with multiple layers of films capable of improving reflectivity on the inner wall of the light guide cylinder, so that the loss heat of light rays transmitted in a pipeline after being reflected for multiple times is reduced to the minimum. The light transmittance of the light pipe is as high as more than 98%.

The sealing washer is customized by silica gel or EPDM material, there is recess inwards on the lower part of sealing washer, can perfect connection lighting cover and leaded light section of thick bamboo, and sealed effectual, and have ageing resistance, corrosion-resistant and long service life's characteristics.

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

As shown in fig. 1 and 2, the light pipe concurrent heating system for the underground water source heat pump comprises a lighting cover 1, a light shield 2, a sealing ring 3, a light guide cylinder 4 and a pull ring 5 which are sequentially arranged.

As shown in figure 1, the lighting shade 1 is installed on the top end of the light guide cylinder 4, is positioned on the upper part of the well cover, is integrally made of high-quality PC materials, has good lighting performance, and collects and captures sunlight heat to be transmitted to the light guide cylinder 3.

As shown in fig. 2, this figure is a schematic diagram of a light shield during the operation of heat pump refrigeration, at this time, the water source heat pump is in a refrigeration heat extraction state, heat supplementation is not needed, the light shield 2 is installed on the well lid 6 and is provided with a pull ring 5, a groove is arranged on the well lid 6, the light shield 2 is made of a flexible light shielding material, the light shield 2 is unfolded from the groove of the well lid 6 by pulling the pull ring 5 to completely cover the light shield 1, the light shield 1 is prevented from gathering sunlight heat to supplement heat, the recharging well can not be provided with the light shield 2, and the light pipe 4 heat supplementation system of the recharging well is enabled to normally perform heat supplementation work all the year around.

As shown in fig. 3, this figure is a schematic view of the light shield during the non-refrigeration operation of the heat pump, at this time, because heat compensation needs to be performed, the light shield 2 is installed on the well lid 6 and is provided with a pull ring 5, a groove is formed on the well lid 6, and the pull ring is pulled to make the light shield 2 shrink into the groove of the well lid 6, so that the light shield 1 smoothly collects sunlight heat for heat compensation.

As shown in fig. 1, the light guide cylinder 4 is vertically arranged, the top end of the light guide cylinder is positioned outside the well, the bottom end of the light guide cylinder is positioned in the well, and the whole light guide cylinder 3 is made of aluminum materials and transmits solar light and heat collected by the lighting cover 1 to the well water to the maximum extent.

As shown in figure 1, the sealing ring 3 is connected with the lighting cover 1 and the light guide cylinder 4, is customized by silica gel or EPDM material, and the upper part and the lower part of the sealing ring 3 are provided with inward grooves, so that the connection part of the lighting cover 1 and the light guide cylinder 4 is tightly matched, and the sealing effect is realized.

Detailed description of the preferred embodiment

During the refrigeration operation period of the water source heat pump in summer, as the water source heat pump extracts well water for refrigeration and heat extraction at the moment, the pull ring 5 is pulled to enable the light shield 2 to be unfolded from the groove of the well cover 6 to completely cover the light-collecting cover 1, the light-collecting cover 1 is prevented from gathering sunlight heat for heat supplement, the well water of the water-pumping well cannot receive the sunlight heat, the refrigeration effect cannot be influenced, the light shield 2 can not be installed on the recharging well, and the light guide pipe heat supplement system of the recharging well can normally perform heat supplement operation all the year round; during the uncooled operation of the water source heat pump, the pull ring 5 is pulled to enable the light shield 2 to shrink into the groove in the well, the light collecting cover 1 smoothly collects and captures solar rays and transmits the solar rays to the light guide cylinder 4, then the light guide cylinder 4 transmits the solar rays transmitted by the light collecting cover 1 to well water, so that the temperature of the well water is increased, and the phenomenon of heat imbalance caused by excessive heat extraction of the water source heat pump from the well water during heating in winter can be compensated.

The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.

Claims

1. The utility model provides a light pipe concurrent heating system for groundwater source heat pump, this system sets up in well lid (6) of water intaking well, recharging well and inspection shaft in the water source heat pump which characterized in that: the system comprises a lighting cover (1), a light shield (2), a sealing ring (3), a light guide cylinder (4) and a pull ring (5); wherein the lighting cover (1) is hermetically connected with a light inlet at the top end of the light guide cylinder (4) through a sealing ring (3), and the lighting cover (1) is positioned at the upper part of the well cover (6); the light guide cylinder (4) is vertically arranged at the bottom of the lighting cover (1), the top end of the light guide cylinder (4) is positioned outside the well, and the bottom end of the light guide cylinder extends into the well at the lower part of the well cover (6); the light shield (2) is arranged on the well lid (6), and the pull ring (5) is arranged on the light shield (2).

2. The light pipe concurrent heating system for the ground water source heat pump according to claim 1, characterized in that: the lighting shade (1) is in a hemispherical shape, and the outer spherical surface faces upwards; the light shield (2) can be unfolded and contracted, is in a hemispherical shape after being unfolded, and completely covers the lighting shield (1).

3. The light pipe concurrent heating system for the ground water source heat pump according to claim 1, characterized in that: the upper part and the lower part of the sealing ring (3) are provided with inward grooves; the lighting cover (1) and the light guide cylinder (4) can be connected; the lower part of the lighting cover (1) extends into the groove on the upper part of the sealing ring (3) and is tightly combined with the sealing ring (3); the upper part of the light guide cylinder (4) extends into a groove at the lower part of the sealing ring (3) and is tightly combined with the sealing ring (3).

4. The light pipe concurrent heating system for the ground water source heat pump according to claim 1, characterized in that: be equipped with the recess on well lid (6), arrange in the recess of well lid (6) when lens hood (2) shrink.

5. The light pipe concurrent heating system for the ground water source heat pump according to claim 1, characterized in that: the whole lighting shade (1) is made of high-quality PC material, and the thickness is more than 3.5 mm; the light shield (2) is made of soft shading materials.

6. The light pipe concurrent heating system for the ground water source heat pump according to claim 1, characterized in that: the light guide cylinder (4) made of aluminum materials adopts a film coating mode comprising a nano film coating and a PVD vacuum film coating, the thickness of the film coating is 0.4mm, and multiple layers of films capable of improving the reflectivity are plated on the inner wall of the light guide cylinder (4).