CN202303990U

CN202303990U - All-weather, no-tracking, high efficiency solar heat collector

Info

Publication number: CN202303990U
Application number: CN2011203662369U
Authority: CN
Inventors: 刘红
Original assignee: FUJIAN CONDENSING SOLAR ENERGY TECHNOLOGY CO LTD
Current assignee: FUJIAN CONDENSING SOLAR ENERGY TECHNOLOGY CO LTD
Priority date: 2011-09-27
Filing date: 2011-09-27
Publication date: 2012-07-04
Anticipated expiration: 2021-09-27

Abstract

The utility model discloses an all-weather, no-tracking, high efficiency solar heat collector comprising a heat collector. The heat collector comprising a heat collector plate core, a heat-collecting tube, a frame and a heat collector cover plate. The heat collector plate core is fixed by the frame. The utility model is characterized in that the heat collector plate core is constituted by a plurality of fins, which are in a side-by-side arrangement; each of the fins is formed by connecting a fin water storage pipe and curved surfaces disposed on two sides of the fin water storage pipe; each of the curved surfaces is provided with a plurality of heat absorption strips. In the utility model, because the plate core surfaces are curved, the photo-thermal receiving area is increased, besides, 36 heat absorption strips, each of which has a height of 1.8mm, are additionally disposed on the surfaces of the curved plate of each group of the fins, thereby the reflection effect can be achieved, the receiving area can be increased, the heat conduction effect of the conduit can be improved, and the heat collection effect can be greatly improved. The heat collector can be used to satisfy circulation heating requirements of a plurality of mediums, and can be used to solve the problems of the present heat collectors that the heat efficiency is low and the product prices are high.

Description

Round-the-clock, exempt to follow the tracks of, solar energy collector in high efficiency

Technical field

The utility model relates to a kind of solar energy collector in high efficiency.

Background technology

The thermal efficiency is low in traditional heat collector, and product price is high, does not have heat absorption strip on the fin of plate core, and Heat-collecting effect is not good.

Summary of the invention

The purpose of the utility model provide a kind of Heat-collecting effect round-the-clock, exempt to follow the tracks of, solar energy collector in high efficiency.

The purpose of the utility model is to realize like this; Described round-the-clock, exempt to follow the tracks of, solar energy collector in high efficiency; Comprise heat collector, described heat collector comprises collector plate core, thermal-collecting tube, frame and collector cover plate, and collector plate core is lived fixing through the frame frame; Its design feature is that said collector plate core is combined by the plural pieces fin side by side, and every fin is connected with the zig zag plane that is positioned at fin standpipe both sides by a fin standpipe and forms, and on each zig zag plane, is provided with a plurality of heat absorption strips.

The purpose of the utility model also can realize through following technical scheme; Described round-the-clock, exempt to follow the tracks of, solar energy collector in high efficiency; Its characteristics are that the zig zag plane that the zig zag plane of a side of every fin is provided with convexity, opposite side is provided with groove, and adjacent fin is fastened and connected through the set emboss pit of the zig zag plane on it.Described round-the-clock, exempt to follow the tracks of, solar energy collector in high efficiency, its characteristics are that the angle between adjacent zig zag plane is 107 degree; The highest point of fin exceeds 4.9mm than the highest point of fin standpipe.Described round-the-clock, exempt to follow the tracks of, solar energy collector in high efficiency, its characteristics have 6 heat absorption strips on each zig zag plane, the spacing between the heat absorption strip is 2.5mm, every heat absorption strip height is 1.8mm, thick is 0.8mm.

Characteristics of the utility model and advantage: 1) collector plate core of the utility model is synthetic by 8 groups of W type shape fins set, in same projected area space, because plate core face warpage; Increased and received the photo-thermal area, increased by 36, high 1.8mm heat absorption strip on the warpage plate surface of every group of fin again; Play the resistance reflex; And increased receiving area, improve the heat-conducting effect of conduit, significantly the lifting thermal-arrest imitate that (heat collector heat-sink shell projected area is: 1.8409 square metres; The actual reception surface area: 3.92213 square metres, the heat-sink shell area has increased: 2.0812 squares); 2) fin uses an extrusion modling of aluminum alloy materials, no pad, no thermal resistance, the high absorption.3) the collector plate core absorbed layer adopts anodizing; Disposable ionization coating process Cheng Yaguang black; This coating be through a kind of especially continuously attached on the metal covering, handle the surface, back through special process, generate even small particle exasperate; Form very high absorption spectrum effect, have the performance of wear-resisting, sun-proof, resist chemical; And improved the ability of ultra-violet radiation resisting.This technology has incomparable advantage with respect to common electroplating black chromium and black nickel coating on performance.And representing the up-to-date direction of emerging technology in field of solar energy heat absorbing coating technology; 4) the heat collector inner tubal wall adopts SHT-2 radiator inner side anticorrosion coating through " superhigh temperature is anticorrosion " treatment process; It is (any without antiseptic metal tube to the metal tube anti-corrosion capability to have increased substantially undesired water; Undesired water all can cause corrosion; Copper pipe and stainless steel tube are no exception); Detect through national non-ferrous metal quality supervision and test center: the aluminium alloy pipe inner anticorrosioning coating is through 360 hours dynamic loop follow-on test day and night, will inspect aluminium-alloy pipe cut open the back observe the inner anticorrosioning coating light, even, do not have any variation; Detect conclusion: up-to-standard.Guarantee that heat collector service life is greater than more than 20 years.And when overcoming solar thermal collector and using copper pipe directly to leak water, because of the green undesired water that causes of the copper pipe pig copper; 5) thermal-collecting tube adopts the major path caliber, improves heat collector heat accumulation volume, reduces in the heat collector and causes circulating pump frequent starting in the system soon because of heat rises.Prolong water circulating pump service life, and worked to save electric energy; 6) fin standpipe wall thickness 1.3mm.Collection header wall thickness 2.0mm connects moulding by argon arc fusion welding, and voltage endurance capability is high, detects through Fujian Province Central Inspect Station, and pressure-bearing 1.0pma does not have and leaks distortion; 7) frame use the combination of aluminium alloy thickening gnu, make the heat collector outward appearance the lines flow smoothly, structure closely, stability by force, not yielding; 8) collector cover plate uses double-deck " Bayer " calcium carbonate plate of hollow, has improved the heat collector heat-insulating property.And having in light weightly, anti-impact force is strong, resists the characteristics of ultraviolet radiation.Reduce the difficulty of upper air installing when aloft heat collector being installed, the breakage of having avoided the long-distance transport carrying to cause again; 9) product uses the special section bar of aluminium alloy to make material: have good heat conduction effect, in light weight, non-corrosive loses, intensity is high, the cost of raw material is low, easy to process; 10) product detects steady state thermal efficient through national solar energy inspection center: 78.91%; Surpass national formulation standard steady state thermal efficient (72%); 11) the utility model is exempted from tracking structure through the plate core of heat collector, realizes that round-the-clock ground at utmost receives solar energy; Collector plate core adopts the receiving plane of clock right angle direct projection reception in mornings 8 and the right angle direct projection of 4 o'clock of afternoon; Increase the positive reception solar thermal energy time of heat collector; And guarantee that heat collector from start to finish has the positive luminous energy effect that receives, the heat waste that light energy reflected produces when both having reduced heat collector because of the sunlight angle deviating.The utility model green, environmental protection, low-carbon (LC), energy-conservation are used in photo-thermal field critical piece; In same time, the volume, temperature rise is fast, and heat production water is many; The circulation heating requirements of the applicable multiple medium of product; It is low to solve in the current heat collector field thermal efficiency, and product price is high.

Description of drawings

Fig. 1 is the structural representation of the collector plate core of the utility model.

Fig. 2 is a single fin structure sketch map used in the collector plate core of the utility model.

Among the figure: zig zag plane 1, fin standpipe 2, groove 3, heat absorption strip 4.

The specific embodiment

Below in conjunction with accompanying drawing and embodiment the utility model is elaborated:

Like Fig. 1, shown in Figure 2; The utility model described round-the-clock, exempt to follow the tracks of, solar energy collector in high efficiency; Comprise heat collector; Described heat collector comprises collector plate core, thermal-collecting tube, frame and collector cover plate, and collector cover plate uses double-deck " Bayer " calcium carbonate plate of hollow, has improved the heat collector heat-insulating property.And having in light weightly, anti-impact force is strong, resists the characteristics of ultraviolet radiation; Collector plate core is lived through the frame frame; Its design feature is that said collector plate core is combined into by the plural pieces fin side by side; Every fin is formed by connecting zig zag plane 1 and fin standpipe 2; Form the structure of similar W type shape; The utility model can be connected with each three zig zag plane 1 that is positioned at fin standpipe both sides by a fin standpipe 2 and form, and the zig zag plane that the zig zag plane of a side of every fin is provided with convexity, opposite side is provided with groove 3, i.e. the male and female structure; Adjacent fin is fastened and connected through the set emboss pit of the zig zag plane on it, on zig zag plane, is provided with a plurality of heat absorption strips 4, and 6 heat absorption strips can be arranged on the every zig zag plane; Spacing between the heat absorption strip is 2.5mm; Height is 1.8mm, and thick is 0.8mm, and every fin just has 36 heat absorption strips like this; Described its external diameter of fin standpipe is 16.1mm, and internal diameter is 13.5mm; Angle between adjacent fins is 107 degree, and the highest point of fin exceeds 4.9mm than the highest point of fin standpipe.

The utility model actual product applying detection:

1) on-the-spot prototyping testing record; 2 (2000*1000) heat collectors are joined 260 liters of attemperaters when 25 ℃ of sunshines, ambient air temperature are arranged, and do temperature rise and change test record;

2) sending national solar energy testing agency to make the thermal efficiency detects and identifies;

2, the utility model optimum efficiency that can arrive:

1) the outdoor stable state momentary efficiency intercept thermal efficiency is: 78.91%; (national new standard 72%);

2) ambient air temperature is 25 ℃, and at 6 hours at sunshine, every heat collector produces 180 liters of 65 ℃ of hot water.

Claims

One kind round-the-clock, exempt to follow the tracks of, solar energy collector in high efficiency, comprise heat collector, described heat collector comprises collector plate core, thermal-collecting tube, frame and collector cover plate, collector plate core is lived fixing through the frame frame; It is characterized in that said collector plate core is combined by the plural pieces fin side by side, every fin is connected with the zig zag plane that is positioned at fin standpipe both sides by a fin standpipe and forms, and on each zig zag plane, is provided with a plurality of heat absorption strips.
2. according to claim 1 round-the-clock, exempt to follow the tracks of, solar energy collector in high efficiency; The zig zag plane that the zig zag plane that it is characterized in that a side of every fin is provided with convexity, opposite side is provided with groove, and adjacent fin is fastened and connected through the set emboss pit of the zig zag plane on it.
3. according to claim 1 and 2 round-the-clock, exempt to follow the tracks of, solar energy collector in high efficiency, it is characterized in that the angle between adjacent zig zag plane is 107 degree; The highest point of fin exceeds 4.9mm than the highest point of fin standpipe.
4. according to claim 1 and 2 round-the-clock, exempt to follow the tracks of, solar energy collector in high efficiency, it is characterized in that 6 heat absorption strips are arranged on each zig zag plane, the spacing between the heat absorption strip is 2.5mm, every heat absorption strip height is 1.8mm, thick is 0.8mm.