CN217871340U

CN217871340U - Heat storage building block

Info

Publication number: CN217871340U
Application number: CN202220815234.1U
Authority: CN
Inventors: 王义军
Original assignee: Ningxia Jiejing Technology Co ltd
Current assignee: Ningxia Jiejing Technology Co ltd
Priority date: 2022-04-06
Filing date: 2022-04-06
Publication date: 2022-11-22
Anticipated expiration: 2032-04-06

Abstract

The utility model relates to a heat storage building block, including fly ash base heat accumulation layer, phase change material heat-sink shell and fibre adhesion layer, fly ash base heat accumulation layer, fibre adhesion layer and phase change material heat-sink shell connect gradually, and the heat storage building block is integrated into one piece, one side that the phase change material heat-sink shell deviates from fly ash base heat accumulation layer is the sunny side of heat storage building block, the absorptive heat transfer of sunny side is to fly ash base heat accumulation layer, the release of heat accessible sunny side in the fly ash base heat accumulation layer, one side that carries on the back mutually with the sunny side on the heat storage building block is the shady side, the shape of heat storage building block is the cuboid form, and two sides of area are sunny side and shady side respectively above the heat storage building block. The heat storage building block in the scheme has the advantages of simple structure, low cost and strong heat absorption and storage performance, so that the heat insulation performance of the heat storage building block is excellent, the heat insulation performance of each heat storage building block is basically the same, and the problems of the fly ash brick in the prior art can be solved.

Description

Heat storage building block

Technical Field

The application relates to the technical field of coal ash recycling, in particular to a heat storage building block.

Background

With the rapid development of society, people pay more and more attention to environmental protection and resource utilization, emphasize the recyclable production concept, and process and recycle a lot of industrial waste materials.

China is a big coal-producing country and takes coal as basic fuel for power production. The energy industry of China is steadily developed, the annual growth rate of the power generation capacity is 7.3%, the rapid development of the power industry brings about the rapid increase of the emission amount of the fly ash, the total amount of the fly ash discharged by a coal-fired thermal power plant is increased year by year, the emission amount of the fly ash reaches 1.25 million tons in 1995, about 1.5 million tons in 2000, reaches 3 million tons in 2010, and the emission amount of the fly ash is increased day by day, so that the environment is polluted, a large amount of land is occupied, and the environment-friendly energy generation system also becomes a public nuisance. Therefore, in order to eliminate the pollution of the fly ash, the potential activity and other properties of the fly ash are fully utilized, the fly ash is comprehensively utilized as a raw material with abundant resources and low price, and the fly ash is widely applied to various departments such as construction, building materials, water conservancy and the like through development.

In the prior art, the brick made of the fly ash can achieve a corresponding heat preservation effect because the interior of the brick is provided with vertically through structural cavities, so that the brick is inconvenient to manufacture and high in cost, and in the manufacturing process, the sizes and the number of the cavities are inconvenient to control, so that the heat preservation performance of the fly ash brick is different and different, and meanwhile, the fly ash brick has poor heat absorption capacity during solar irradiation in daytime, so that the fly ash brick releases less heat at lower temperature, and the heat preservation performance of the fly ash brick is poor.

SUMMERY OF THE UTILITY MODEL

Therefore, it is necessary to provide a heat storage block for solving the problems of the fly ash brick in the prior art that the fly ash brick is inconvenient to manufacture and high in cost due to the fact that the fly ash brick is internally provided with structural cavities which are vertically communicated, and the problem that the heat insulation performance of the fly ash brick is poor due to the fact that the size and the number of the cavities are inconvenient to control in the manufacturing process, and meanwhile, the fly ash brick is poor in heat absorption capacity during daytime sun irradiation, so that the fly ash brick releases less heat at a low temperature, and the heat insulation performance of the fly ash brick is poor.

The utility model provides a heat storage building block, includes fly ash base heat accumulation layer, phase change material heat-sink shell and fibre adhesion layer, fly ash base heat accumulation layer the fibre adhesion layer with the phase change material heat-sink shell connects gradually, just the heat storage building block is integrated into one piece, the phase change material heat-sink shell deviates from one side on fly ash base heat accumulation layer does the sunny side of heat storage building block, sunny side absorbed heat transfer extremely fly ash base heat accumulation layer, heat accessible in the fly ash base heat accumulation layer sunny side release, on the heat storage building block with one side that the sunny side was carried on the back mutually is the shady side, the shape of heat storage building block is the cuboid form, just two sides of bulky above the heat storage building block do respectively the sunny side with the shady side.

Preferably, the fly ash-based heat storage layer has two carrying clamping sides which are arranged oppositely, the carrying clamping sides avoid the sunny side and the shady side, and the carrying clamping sides are provided with friction layers.

Preferably, the conveying clamp side has a clamping area, the friction layer is provided in the clamping area, and the clamping area is a partial area of the conveying clamp side.

Preferably, fly ash base heat accumulation layer has the first building block installation side and the second building block installation side of back of the body setting mutually, the heat accumulation building block has the plane of symmetry, the plane of symmetry the sunny side with two liang of verticality of first building block installation side, just the plane of symmetry can divide equally the heat accumulation building block, first building block installation side is provided with two reference columns, two the reference column for the plane of symmetry sets up, second building block installation side is provided with two locating holes, two the locating hole for the plane of symmetry sets up.

Preferably, one end of the positioning column, which faces away from the fly ash-based heat storage layer, is a hemispherical end.

Preferably, the positioning hole comprises a body section and a chamfer section.

Preferably, the length-width-height ratio of the heat storage block is: 2: 1.

Preferably, the length of the heat storage block is 80cm to 120cm, and the width of the heat storage block is 45cm to 55cm.

Preferably, the thickness of the fly ash-based heat storage layer is a first thickness, the thickness of the phase change material heat absorption layer is a second thickness, and the first thickness is 8-12 times of the second thickness.

Preferably, the dorsal-vaginal side is attached with a heat insulation layer.

The technical scheme adopted by the application can achieve the following beneficial effects:

in the heat storage building block disclosed by the embodiment of the application, the heat storage building block is mainly formed by a fly ash-based heat storage layer, a fiber adhesion layer and a phase-change material heat absorption layer in an integrated manner, is simple in structure and convenient to manufacture, is manufactured locally, and can realize the reutilization of fly ash. And because the heat storage building blocks are integrally formed parts, structural cavities are not required to be arranged in the manufacturing process, so that the size and the number of the cavities are not required to be controlled, the heat insulation performance of the heat storage building blocks is basically the same, and the difference is small. Meanwhile, the phase-change material heat absorption layer can quickly absorb heat and store the heat in the fly ash-based heat storage layer, so that the heat stored in the fly ash-based heat storage layer is large, when the ambient temperature is reduced, enough heat in the fly ash-based heat storage layer can be released to the sun side through the fly ash-based heat storage layer, the heat insulation performance of the heat storage building block is good, and the performance of the heat storage building block is excellent.

It can be seen that the heat storage building block disclosed in the application can solve the problems that in the prior art, the fly ash brick is inconvenient to manufacture and high in cost due to the fact that the fly ash brick is internally provided with all structural cavities which are vertically communicated, and in the manufacturing process, the difference of the heat insulation performance of the fly ash brick is large due to the fact that the size and the number of the cavities are inconvenient to control, meanwhile, the heat absorption capacity of the fly ash brick is poor when the sun irradiates in the daytime, the heat released by the fly ash brick is low when the temperature is low, and the heat insulation performance of the fly ash brick is poor.

Drawings

Fig. 1 is a schematic view of a heat storage block disclosed in an embodiment of the present application;

fig. 2 is a schematic view of another heat storage block disclosed in an embodiment of the present application;

FIG. 3 is a schematic view of FIG. 2 from another perspective;

fig. 4 is a schematic cross-sectional view of a heat storage block disclosed in an embodiment of the present application;

fig. 5 is a schematic mounting diagram of a heat storage block disclosed in an embodiment of the present application.

Wherein: the heat-absorbing material comprises a fly ash-based heat-accumulating layer 100, a friction layer 110, a clamping area 120, a positioning column 130, a positioning hole 140, a phase-change material heat-absorbing layer 200 and a fiber adhesion layer 300.

Detailed Description

To facilitate an understanding of the present application, the present application will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present application are given in the accompanying drawings. This application may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. As used herein, the terms "vertical," "horizontal," "left," "right," "top," "bottom," "top," and the like are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 4, an embodiment of the present application discloses a thermal storage block, which includes a fly ash-based thermal storage layer 100, a phase change material thermal storage layer 200, and a fiber adhesion layer 300, wherein:

the fly ash-based heat storage layer 100 is prepared by mixing 70% of fly ash, 10% of cement and 20% of sandstone aggregate; the fibrous adhesion layer 300 may be a numerical fiber or a glass fiber, etc.; the phase change material heat absorption layer 200 can rapidly absorb heat when the sun is irradiated. The fly ash-based heat storage layer 100, the fiber adhesion layer 300 and the phase-change material heat absorption layer 200 are sequentially connected, and the heat storage block is an integrally formed part, that is, the fly ash-based heat storage layer 100, the fiber adhesion layer 300 and the phase-change material heat absorption layer 200 are integrally formed into the heat storage block. One side of the phase-change material heat absorption layer 200, which is far away from the fly ash-based heat storage layer 100, is the sunny side of the heat storage block, and the heat absorbed by the sunny side is transferred to the fly ash-based heat storage layer 100 to store the heat, when the ambient temperature drops, the heat in the fly ash-based heat storage layer 100 can be released through the sunny side, that is, the heat can enter the heat storage block through the sunny side and can also be released to the external environment through the sunny side, and the side of the heat storage block, which is opposite to the sunny side, is the shady side.

Meanwhile, the shape of the heat storage block is a cuboid, and the two side surfaces with the largest area on the heat storage block are respectively the sunny side and the shady side, so that the area of the sunny side is larger, the heat absorption area of the phase change material heat absorption layer 200 is larger, and a large amount of heat can be absorbed quickly. In the case where the heat storage block has a rectangular parallelepiped shape, the two side surfaces of the heat storage block having the largest area are also disposed opposite to each other, and the requirement of disposing the heat storage block opposite to each other on the sunny side and the shady side is satisfied.

In the heat storage building block disclosed by the embodiment of the application, the heat storage building block is mainly formed by integrally forming a fly ash-based heat storage layer 100, a fiber adhesion layer 300 and a phase-change material heat absorption layer 200, is simple in structure, convenient to manufacture, and can realize the recycling of fly ash when being manufactured locally. And because the heat storage building block is an integrated part, need not to set up each structure cavity in the manufacturing process to need not to control the size and the quantity of cavity, and then make the thermal insulation performance of each heat storage building block the same basically, the difference is less. Meanwhile, the phase-change material heat absorption layer 200 can rapidly absorb heat and store the heat in the fly ash-based heat storage layer 100, so that the heat stored in the fly ash-based heat storage layer 100 is large, when the ambient temperature is reduced, enough heat in the fly ash-based heat storage layer 100 can be released to the sun through the heat absorption layer, the heat preservation performance of the heat storage building block is good, and the performance of the heat storage building block is excellent.

The application discloses heat accumulation building block mainly used builds warmhouse booth's north wall, wherein the sunny side of heat accumulation building block is towards the warmhouse booth side, when the sun shines daytime, sunshine sees through the warmhouse booth and shines to the sunny side, and the heat transfer that the sunny side absorbed is to fly ash base heat accumulation layer 100 to the storage heat, treat the night time, temperature decline in the warmhouse booth, the heat in the fly ash base heat accumulation layer 100 is through releasing to the warmhouse booth in the sunny side, play heat retaining effect.

In order to prevent the heat stored in the fly ash-based heat storage layer 100 from being slowly dissipated from the back and back side, optionally, a heat insulation layer may be attached to the back and back side, and the heat insulation layer can isolate heat exchange between the back and back side and the external environment, so that the heat stored in the fly ash-based heat storage layer 100 can be prevented from being slowly dissipated from the back and back side, the heat stored in the fly ash-based heat storage layer 100 can be released to a required environment through the sunny side, and the heat insulation performance of the heat storage block is further improved.

Specifically, the fly ash-based heat storage layer 100 has two conveyance-sandwiching sides that are disposed opposite to each other and that avoid the sunny side and the shady side, that is, the two conveyance-sandwiching sides do not overlap the sunny side and the shady side, and in the case where the shape of the heat storage block is a rectangular parallelepiped, the two conveyance-sandwiching sides, the sunny side, and the shady side are four sides of the heat storage block. The conveying clamp side is provided with a friction layer 110. When the thermal storage block is transported, a special clamping device is usually required to be clamped on the transporting clamping side of the thermal storage block for transporting, the friction layer 110 can increase the friction force between the clamping device and the thermal storage block, the thermal storage block is prevented from falling off from the clamping device in the transporting process, the potential safety hazard caused by the falling of the thermal storage block is eliminated to a great extent, and the safety in the transporting process is improved.

Since the clamping device is in contact with only a partial area during the process of clamping the thermal storage block, further, the clamping side of the transportation has a clamping area 120, the friction layer 110 is disposed in the clamping area 120, and the clamping area 120 is a partial area of the clamping side of the transportation, that is, only a partial area of the clamping side of the transportation is provided with the friction layer 110. Compared with the friction layer 110 arranged on the conveying clamping side, the friction layer 110 is arranged on only a partial area of the conveying clamping side, so that the consumption of raw materials of the friction layer 110 can be reduced, and the cost is saved.

As described above, the heat storage block disclosed in the present application is mainly used for building a north wall of a greenhouse, and may be used for building other walls, which is not limited herein. In the process of using the heat storage building blocks to construct the wall body, in order to facilitate operation of workers, optionally, the fly ash-based heat storage layer 100 is provided with a first building block installation side and a second building block installation side which are arranged in a back-to-back manner, the heat storage building blocks are provided with a symmetrical plane, the sunny side and the first building block installation side are perpendicular to each other in pairs, the symmetrical plane can divide the heat storage building blocks into two halves, the first building block installation side is provided with two positioning columns 130, the two positioning columns 130 are symmetrically arranged relative to the symmetrical plane, the second building block installation side is provided with two positioning holes 140, and the two positioning holes 140 are symmetrically arranged relative to the symmetrical plane.

Referring to fig. 5, in the use process, one positioning column 130 of the first heat storage block is in positioning fit with one positioning hole 140 of the second heat storage block, the other positioning column 130 of the first heat storage block is in positioning fit with one positioning hole 140 of the third heat storage block, and so on, to complete the construction of the wall body. The positioning columns 130 and the positioning holes 140 can be operated by workers conveniently, the built wall is attractive, any two heat storage building blocks in the wall can be guaranteed to be compact, and meanwhile, the strength of the wall can be enhanced through the staggered mode.

Furthermore, one end of the positioning column 130, which is away from the fly ash-based heat storage layer 100, is a hemispherical end, so that the positioning column 130 is in positioning fit with the positioning hole 140, a self-guiding effect is achieved, and further two heat storage building blocks are in positioning fit with the positioning hole 140 through the positioning column 130.

Of course, the positioning hole 140 may include a main body section and a chamfering section, and the chamfering section can also function as a self-guiding element, so as to facilitate the positioning of the positioning post 130 and the positioning hole 140. Of course, in a preferred embodiment, the end of the positioning pillar 130 away from the fly ash-based heat storage layer 100 is a hemispherical end, and the positioning hole 140 may include a body section and a chamfer section, and when the hemispherical end contacts the chamfer section, the hemispherical end can slide into the body section from the chamfer section, so that the positioning pillar 130 is in positioning fit with the positioning hole 140, and further two heat storage blocks are in positioning fit with the positioning hole 140 through the positioning pillar 130.

Specifically, the length-width-height ratio of the thermal storage block may be: 2: 1.

In order to ensure that the size of the heat storage block is moderate and avoid the inconvenience of transportation caused by overlarge heat storage block, the speed is slow when the wall body is built caused by undersize heat storage block, optionally, the length of the heat storage block is 80cm to 120cm, the width of the heat storage block is 45cm to 55cm, and under the condition that the width-height ratio of the heat storage block is 1: 1, the height of the heat storage block is also 45cm to 55cm. The heat storage building blocks in the size range are moderate in size, not only are convenient to carry, but also can be fast when a wall body is built.

In order to enable the fly ash-based heat storage layer 100 to store the heat absorbed by the phase-change material heat absorption layer 200 more completely, optionally, the thickness of the fly ash-based heat storage layer 100 is a first thickness, the thickness of the phase-change material heat absorption layer 200 is a second thickness, the first thickness may be 8 times to 12 times of the second thickness, and the heat absorbed by the phase-change material heat absorption layer 200 of the second thickness can be stored by the fly ash-based heat storage layer 100 of the first thickness, so that the situation that the fly ash-based heat storage layer 100 is thinner and cannot store all the heat absorbed by the phase-change material heat absorption layer 200 is avoided, the situation that the fly ash-based heat storage layer 100 is too thick is also avoided, the situation that the heat absorbed by the phase-change material heat absorption layer 200 cannot meet the heat storage requirement of the fly ash-based heat storage layer 100 is avoided, and the fly ash-based heat storage layer 100 and the phase-change material heat absorption layer 200 are in a better matching state is achieved.

All possible combinations of the technical features of the above embodiments may not be described for the sake of brevity, but should be considered as within the scope of the present disclosure as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the claims. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, and these are all within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. The utility model provides a heat storage building block, its characterized in that includes fly ash base heat accumulation layer (100), phase change material heat-sink shell (200) and fibre adhesion layer (300), fly ash base heat accumulation layer (100) fibre adhesion layer (300) with phase change material heat-sink shell (200) connect gradually, just the heat storage building block is integrated into one piece, phase change material heat-sink shell (200) deviate from one side of fly ash base heat accumulation layer (100) does the sunny side of heat storage building block, the absorbed heat transfer of sunny side extremely fly ash base heat accumulation layer (100), heat accessible in fly ash base heat accumulation layer (100) the release of sunny side, on the heat storage building block with one side that the sunny side carried on the back mutually is the shady side, the shape of heat storage building block is the cuboid form, just two sides the biggest above the heat storage building block do respectively the sunny side with the shady side.

2. A thermal storage block according to claim 1, wherein the fly ash-based thermal storage layer (100) has two opposite handling side faces, the handling side faces away from the sunny side and the shady side, and the handling side faces are provided with a friction layer (110).

3. A thermal storage block according to claim 2, wherein the handling clip side has a clip region (120), the friction layer (110) is provided in the clip region (120), and the clip region (120) is a partial region of the handling clip side.

4. A thermal storage block according to claim 1, wherein the fly ash-based thermal storage layer (100) has a first block mounting side and a second block mounting side which are oppositely disposed, the thermal storage block has a symmetry plane, the sunny side and the first block mounting side are perpendicular in pairs, and the symmetry plane can bisect the thermal storage block, the first block mounting side is provided with two positioning pillars (130), the two positioning pillars (130) are symmetrically disposed with respect to the symmetry plane, the second block mounting side is provided with two positioning holes (140), and the two positioning holes (140) are symmetrically disposed with respect to the symmetry plane.

5. A heat storage block according to claim 4, characterized in that the end of the positioning column (130) facing away from the fly ash-based heat storage layer (100) is a hemispherical end.

6. A thermal storage block according to claim 4, wherein the locating holes (140) comprise a body section and a chamfered section.

7. A thermal storage block according to claim 1, wherein the thermal storage block has a length to width ratio of: 2: 1.

8. The thermal storage block of claim 7, wherein said thermal storage block has a length of 80cm to 120cm and a width of 45cm to 55cm.

9. A heat storage block according to claim 7, characterized in that the thickness of the fly ash-based heat storage layer (100) is a first thickness and the thickness of the phase change material heat absorption layer (200) is a second thickness, and the first thickness is 8 to 12 times the second thickness.

10. The thermal storage block of claim 1, wherein the dorsal and dorsal sides are provided with a thermal insulation layer.