CN201803490U

CN201803490U - Split solar collector

Info

Publication number: CN201803490U
Application number: CN2010205445827U
Authority: CN
Inventors: 苏增寿
Original assignee: WUHU BEST NEW ENERGY DEVELOPMENT Co Ltd
Current assignee: WUHU BEST NEW ENERGY DEVELOPMENT Co Ltd
Priority date: 2010-09-21
Filing date: 2010-09-21
Publication date: 2011-04-20
Anticipated expiration: 2020-09-21

Abstract

The utility model discloses a split solar collector which comprises a frame, a collector casing, a plurality of parallel evacuated heat collector tubes and an inner flow channel in the collector casing. The inner flow channel comprises an inner flow channel tube body, an inner flow channel liquid feeding tube and an inner flow channel liquid discharging tube, wherein the inner flow channel liquid feeding tube and the inner flow channel liquid discharging tube are communicated with a cavity of the inner flow channel tube body. A heat pipe is inlayed in each evacuated heat collector tube. The inner flow tube body is composed of an elliptic base and heat pipe chain parts which are arranged above the elliptic base at intervals and adaptive to the heat pipe. Each heat pipe is separated from a cavity body of the elliptic base. Adopting the structure, the split solar collector is not only good in pressure bearing performance and capable of avoiding air leakage and liquid leakage at welded positions, but also is capable of simplifying of machining technology. In addition, the split solar collector is safe in operation, convenient in installation and detachment, and prolonged in service life and capable of reducing maintenance cost.

Description

Split type solar heat collector

Technical field

The utility model relates to a kind of split type solar heat collector.

Background technology

In recent years, along with national modern architecture to the middle-high building development trend, combine with the architecture-integral direction of solar thermal utilization industry development of solar energy.Now, the most of middle-high building dwelling house in town and country is designed to sloping end face building structure.The installation of the inapplicable middle-high building of regular solar water heater.Split balcony wall-hanging solar heat collector has been regarded as the middle-high building generally acknowledged first-selection that combines.No matter high-rise still tier building can both be installed, and it can be realized and the architecture-integral perfect adaptation.

From in the market and the existing split type solar heat collector of each producer analyze: external form is widely different and the inner flow passage structure is similar basically, and generally adopting is following several structure:

A kind of is generally to adopt direct insertion (or mutual-inserting type) vacuum heat collection pipe heat collector, and inner flow passage adopts stainless sheet steel to form by argon arc welding or high frequency roll welding, adopts the silicon rubber loop sealing between connection, belongs to non-pressure-bearing solar heat collector.Centering, that direct insertion solar heat collector is installed in the skyscraper sub-district is not too suitable, can not pressure-bearing, install and use in have unsafe factor.

Another kind of solar thermal collector inner flow passage adopts copper pipe, and welds a plurality of copper blind pipes on being responsible for, and its heat pipe (medium) end is inserted in many copper blind pipes, and this heat collector inner flow passage belongs to the pressure-bearing solar heat collector.Its shortcoming: the many solder technology of solder side require high, and metal ingredient is separated out easily in the welding, cause weld gas leakage, the phenomenon of leakage in the use easily; Particularly copper blind pipe and heat pipe matched in clearance are very little, install just to be not easy to take off, and the cost height, maintenance cost is bigger.

The inner flow passage structure that also has a kind of solar thermal collector on the market, generally adopting more is double u-tube-electron tubes type heat collector inner flow passage, by medium heat conduction transmission heat in managing.Its shortcoming: solder side is too many, and solder technology requires high, and metal ingredient is separated out easily in the welding, causes weld gas leakage, the phenomenon of leakage in the use easily.The processing technology complexity, the cost height, difficulty is big.This structure is installed at the scene and is keeped in repair when adorning medium in the pipe, and system evacuation, filling liquid have certain difficulty, and it is stifled that the interior gas easily of improper pipe is installed, and has influence on Heat-collecting effect.

The utility model content

Technical problem to be solved in the utility model is: a kind of split type solar heat collector is provided, and the split type solar heat collector of this kind not only load performance is good, can avoid occurring weld gas leakage, the phenomenon of leakage, and simplify processing technology.

Solve this technical problem, the technical solution of the utility model is: a kind of split type solar heat collector, comprise framework, the heat collector shell, many vacuum heat collection pipes that are parallel to each other, inner flow passage in the heat collector shell, described inner flow passage comprises the inner flow passage body, the inner flow passage feed tube and the inner flow passage drain pipe that communicate with inner flow passage body cavity, described every vacuum heat collection tube built-in has heat pipe, described inner flow passage body is by oval matrix, the spaced apart heat pipe chain spare that adapts with heat pipe in oval matrix top is formed, and described every heat pipe all separates with the cavity of oval matrix.

Described oval body upper surface is provided with a plurality of circular arc concave surfaces that adapt with heat pipe, and described heat pipe chain spare is made up of the body of bolt that is welded as a whole with oval matrix on each circular arc concave surface, the clinching that is covered in circular arc concave surface top and the nut that matches with the body of bolt.

The lower surface of described oval matrix is suppressed with a plurality of circular arc concave surfaces.

Described oval body upper surface is provided with a plurality of circular arc concave surfaces, and described heat pipe chain spare is made up of the bolt and nut on buckle that adapts with heat pipe in each circular arc concave surface and buckle top, and described each buckle and oval matrix are welded as a whole.

Described inner flow passage feed tube center line and inner flow passage drain pipe center line be all perpendicular to the center line of oval matrix, and inner flow passage feed tube and inner flow passage drain pipe are positioned at the same side of oval matrix.

The outline transverse of described oval matrix cross sections is 50～70 millimeters, and ellipse short shaft is 20～40 millimeters.

Be provided with double insulation between described inner flow passage and the heat collector shell.

Described vacuum heat collection pipe afterbody have the position adjustable tail holder and tail bracket.

The material of described inner flow passage is a red copper.

The split type solar heat collector of the utility model adopts such structure, the inner flow passage body is made up of oval matrix, the spaced apart heat pipe chain spare that adapts with heat pipe in oval matrix top, oval matrix is exactly that cross section is oval long tube, focus is on the X-axis that is parallel to the vacuum heat collection pipe center line, during making, oval long tube is suppressed a plurality of arc concave surfaces earlier with mould, and the heat pipe chain spare with the machine-shaping mold pressing is connected in oval long tube top one by one at interval again.Not only load performance is good, can avoid occurring weld gas leakage, the phenomenon of leakage, and simplify processing technology.The heat transfer efficiency height, security of operation has prolonged service life, is convenient to installation and removal, can reduce maintenance cost.

Description of drawings

Below in conjunction with accompanying drawing the split type solar heat collector of the utility model is done explanation in further detail;

Fig. 1 is the structural representation of the split type solar heat collector of the utility model;

Fig. 2 is the structural representation of inner flow passage shown in Figure 1;

Fig. 3 is second kind of example structure schematic diagram of inner flow passage;

Fig. 4 is an inner flow passage scheme of installation shown in Figure 3;

Fig. 5 is the third example structure schematic diagram of inner flow passage;

Fig. 6 removes heat pipe chain spare structural representation for the 4th kind of embodiment of inner flow passage;

Heat collector shell in the drawings, 1; 2, inner flow passage; 3, heat pipe chain spare; 4, double insulation; 5, heat pipe; 6, heat insulation cap; 7, heat conduction annular lamina; 8, vacuum heat collection pipe; 9, framework; 10, tail holder; 11, tail bracket; 12, tail bracket back card/back board; 13, baffle plate; 14, oval matrix; 15, inner flow passage feed tube; 16, clinching; 17, the body of bolt; 18, inner flow passage drain pipe; 19, buckle; 20, bolt and nut; 21, water inlet pipe arc section; 22, sealing screw; 23, outage; 24, water inlet pipe extension.

The specific embodiment

As Fig. 1, shown in Figure 2, split type solar heat collector comprises heat collector shell 1, inner flow passage 2, heat pipe chain spare 3, double insulation 4, heat pipe 5, heat insulation cap 6, heat conduction annular lamina 7, vacuum heat collection pipe 8, framework 9, tail holder 10, tail bracket 11, tail bracket back card/back board 12, baffle plate 13, vacuum heat collection pipe 8 has heat pipe 5, heat insulation cap 6 and heat conduction annular lamina 7, heat collector shell 1 is assembled on the framework 9, what be connected with heat collector has many vacuum heat collection pipes 8 that are parallel to each other, have adjustable for height tail holder 10 and tail bracket 11 at vacuum heat collection pipe 8 afterbodys, tail bracket back card/back board 12 is installed in tail bracket 11 splicing positions, and baffle plate 13 is installed on framework 9 bottom surfaces.Inner flow passage 2 comprises inner flow passage body, the inner flow passage feed tube 15 and the inner flow passage drain pipe 18 that communicate with inner flow passage body cavity, the inner flow passage body is made up of oval matrix 14, heat pipe chain spare that oval matrix 14 tops are spaced apart to adapt with heat pipe 5, and described every heat pipe all separates with the cavity of oval matrix 14.Oval matrix 14 upper surfaces are suppressed with a plurality of circular arc concave surfaces that adapt with heat pipe 5, and heat pipe chain spare is made up of the body of bolt 17 that is welded as a whole with oval matrix 14 on each circular arc concave surface, the clinching 16 that is covered in circular arc concave surface top and the nut that matches with the body of bolt 17.For preventing that oval matrix 14 from suppressing bending in a plurality of arc concave surface processes at mould, also be suppressed with a plurality of circular arc concave surfaces at the lower surface of oval matrix 14.The transverse of the outline of oval matrix 14 cross sections is 50～70 millimeters, and ellipse short shaft is 20～40 millimeters, and the material of inner flow passage 2 adopts red copper.

Fig. 3, Fig. 4 show the inner flow passage of second kind of structure, have heat pipe 5 and heat conduction annular lamina 7 in the every vacuum heat collection pipe 8, inner flow passage 2 comprises inner flow passage body, the inner flow passage feed tube 15 and the inner flow passage drain pipe 18 that communicate with inner flow passage body cavity, the inner flow passage body is made up of oval matrix 14, heat pipe chain spare that oval matrix 14 tops are spaced apart to adapt with heat pipe 5, and described every heat pipe all separates with the cavity of oval matrix 14.Oval matrix 14 upper surfaces are provided with a plurality of circular arc concave surfaces, heat pipe chain spare forms 20 by the buckle 19 that adapts with the heat pipe of vacuum heat collection pipe in each circular arc concave surface and the bolt and nut on buckle 19 tops, and described each buckle and oval matrix 14 are welded as a whole.For preventing that oval matrix 14 from suppressing bending in a plurality of arc concave surface processes at mould, also be suppressed with a plurality of circular arc concave surfaces at the lower surface of oval matrix 14.

Fig. 5 shows the inner flow passage of the third structure, the inner flow passage of the inner flow passage of this kind structure and second kind of structure is basic identical, difference is: inner flow passage feed tube 15 center lines and inner flow passage drain pipe 18 center lines are all perpendicular to the center line of oval matrix 14, and inner flow passage feed tube 15 and inner flow passage drain pipe 18 are positioned at the same side of oval matrix 14.

Fig. 6 shows the inner flow passage of the 4th kind of structure, inner flow passage comprises inner flow passage body, the inner flow passage feed tube and the inner flow passage drain pipe 18 that communicate with inner flow passage body cavity, the inner flow passage body is by oval matrix 14, oval matrix 14 upper surfaces are suppressed with a plurality of circular arc concave surfaces that adapt with heat pipe 5, the inner flow passage feed tube is made up of water inlet pipe arc section 21 and water inlet pipe extension 24, water inlet pipe arc section 21 places have outage 23, it is furnished with sealing screw 22, and the end of the end of water inlet pipe extension 24 and inner flow passage drain pipe 18 is adjacent.Inner flow passage feed tube and inner flow passage drain pipe can be installed at homonymy.

The split type solar heat collector of the utility model adopts said structure, and advantage is as follows:

1, every heat pipe all separates with the cavity of oval matrix, and the inner flow passage fluid can adopt heat-conducting medium or water.

2, the heat collector inner flow passage adopts oval copper tube, and processing technology is simple, and is easy to make, reduces the welding job amount, can avoid occurring weld gas leakage, the phenomenon of leakage.

3, a plurality of circular arc concave surfaces of compacting on the oval matrix can increase the absorb heat length of distance of fluid, raising inner flow passage heat transfer efficiency in flow process.

4, this structure is in installing and safeguarding, it is stifled that folding is adorned, more heat exchanger tube is convenient, can liquid can produce gas easily and not, can guarantee that the heat collector effect is good.

5, be provided with double insulation between inner flow passage and the heat collector shell, be suitable for the use of the extremely frigid zones four seasons.

6, inner flow passage adopts minimum surface soldered, but reliable pressure-bearing, security of operation, long service life are not leaked, sealed to integral body, can adapt to the building trade widespread demand.

The split type solar heat collector of the utility model is not limited to said structure, inner flow passage can also adopt other distressed structures, the feed tube center line of inner flow passage for example shown in Figure 2 and inner flow passage drain pipe center line all can be perpendicular to the center lines of oval matrix, and inner flow passage feed tube and inner flow passage drain pipe are positioned at the same side of oval matrix.Inner flow passage can also adopt other expansion geometric modelings of deriving; obviously this split type solar heat collector specific implementation is not subjected to the restriction of aforesaid way; as long as adopted the improvement of the various unsubstantialities that method of the present utility model design and technical scheme carry out; or design of the present utility model and technical scheme are directly applied to other occasion without improving, all within the protection domain of split type solar heat collector.

Claims

1. split type solar heat collector, comprise framework (9), heat collector shell (1), the many vacuum heat collection pipes (8) that are parallel to each other, inner flow passage (2) in the heat collector shell (1), described inner flow passage (2) comprises the inner flow passage body, inner flow passage feed tube (15) that communicates with inner flow passage body cavity and inner flow passage drain pipe (18), described every vacuum heat collection pipe (8) is built-in with heat pipe (5), it is characterized in that: described inner flow passage body is by oval matrix (14), the spaced apart heat pipe chain spare that adapts with heat pipe (5) in oval matrix (14) top is formed, and described every heat pipe (5) all separates with the cavity of oval matrix (14).

2. split type solar heat collector according to claim 1, it is characterized in that: described oval matrix (14) upper surface is provided with a plurality of circular arc concave surfaces that adapt with heat pipe (5), and described heat pipe chain spare is made up of the body of bolt (17) that is welded as a whole with oval matrix (14) on each circular arc concave surface, the clinching (16) that is covered in circular arc concave surface top and the nut that matches with the body of bolt (17).

3. split type solar heat collector according to claim 2 is characterized in that: the lower surface of described oval matrix (14) is suppressed with a plurality of circular arc concave surfaces.

4. split type solar heat collector according to claim 1, it is characterized in that: described oval matrix (14) upper surface is provided with a plurality of circular arc concave surfaces, described heat pipe chain spare is formed (20) by the bolt and nut on buckle (19) that adapts with heat pipe in each circular arc concave surface and buckle (19) top, and described each buckle and oval matrix (14) are welded as a whole.

5. split type solar heat collector according to claim 4 is characterized in that: the lower surface of described oval matrix (14) is suppressed with a plurality of circular arc concave surfaces.

6. according to claim 2 or 3 or 4 or 5 described split type solar heat collectors, it is characterized in that: described inner flow passage feed tube (15) center line and inner flow passage drain pipe (18) center line be all perpendicular to the center line of oval matrix (14), and inner flow passage feed tube (15) and inner flow passage drain pipe (18) are positioned at the same side of oval matrix (14).

7. according to arbitrary described split type solar heat collector in the claim 1 to 5, it is characterized in that: the outline transverse of described oval matrix (14) cross section is 50～70 millimeters, and ellipse short shaft is 20～40 millimeters.

8. according to arbitrary described split type solar heat collector in the claim 1 to 5, it is characterized in that: be provided with double insulation between described inner flow passage (2) and the heat collector shell (1).

9. according to arbitrary described split type solar heat collector in the claim 1 to 5, it is characterized in that: described vacuum heat collection pipe (8) afterbody have the position adjustable tail holder (10) and tail bracket (11).

10. according to arbitrary described split type solar heat collector in the claim 1 to 5, it is characterized in that: the material of described inner flow passage (2) is a red copper.