CN210441460U

CN210441460U - Solar heat collecting pipe cover capable of adjusting light intensity

Info

Publication number: CN210441460U
Application number: CN201921469952.2U
Authority: CN
Inventors: 张建甫
Original assignee: Zhejiang Xinhaoji Electric Co ltd
Current assignee: Zhejiang Xinhaoji Electric Co ltd
Priority date: 2019-09-05
Filing date: 2019-09-05
Publication date: 2020-05-01
Anticipated expiration: 2029-09-05

Abstract

The utility model discloses a solar energy collection tube pipe casing that can adjust light intensity, including the end post and fix the cover body between the end post through the connecting rod, the outer wall of end post encircles and is equipped with a plurality of light radiation inductor, the cover body is for can covering the outside that establishes at solar energy collection tube and be equipped with open-ended tubulose, the inner wall coating of the cover body has the light reflex layer, the tip of opening outwards extends and forms the shading shell, the shading shell includes transparent shell body and the shading cloth that is located the shell body inside, through coating the light reflection coating on the inner wall of the cover body, makes the part light that passes through solar energy collection tube be reflected back to the solar energy collection tube one side back to the sun, increases solar energy collection tube's light utilization efficiency; through set up the shading shell on the opening, utilize the inter attraction between its inside electro-magnet, expand or receive and fold shading cloth, shelter from some light rays to avoid the high temperature and produce the water spot.

Description

Solar heat collecting pipe cover capable of adjusting light intensity

[ technical field ] A method for producing a semiconductor device

The utility model relates to a technical field of solar energy collection pipe, especially a solar energy collection pipe casing's that can adjust light intensity technical field.

[ background of the invention ]

The solar heat collecting pipe is the core of the solar water heater, mainly comprises cover glass and an inner glass pipe which is sealed in the cover glass and coated with a spectrum selective absorption coating, the whole structure is like an elongated thermos flask liner, and the space between the inner layer and the outer layer is vacuumized. When sunlight irradiates the solar heat collecting pipe, photons impact the coating, solar energy is converted into heat energy, water flowing in the inner glass pipe absorbs heat from the outside of the coating, the water temperature is increased, the density is reduced, the water moves upwards, and meanwhile, cold water with high specific gravity is reduced, so that the hot water is always positioned at the upper part, namely the water tank.

In the east-rising west-falling of the sun, the angle of light irradiating on the solar heat collecting pipe is constantly changed, but in the process, the solar energy is difficult to be effectively utilized on the side of the solar heat collecting pipe back to the sun, so that the working efficiency of the solar water heater is reduced. In addition, under the weather that illumination intensity and temperature are all higher such as summer, the inside water of solar energy collection pipe will boil very fast to produce the incrustation scale and deposit at interior glass pipe wall, wait that the incrustation scale accumulation will influence solar energy collection pipe's heating efficiency and life after certain thickness, the urgent solution that awaits reading.

[ Utility model ] content

The utility model aims at solving the problems in the prior art and providing a solar heat collecting pipe cover capable of adjusting light intensity, which has high light utilization efficiency of a solar heat collecting pipe and can avoid scale generation due to overhigh temperature.

In order to achieve the above object, the utility model provides a can adjust solar energy collection tube bank of tubes of light intensity, include the end post and fix the cover body between the end post through the connecting rod, the outer wall of end post encircles and is equipped with a plurality of light radiation inductor, the cover body just is equipped with the open-ended tubulose for can covering the outside of establishing at solar energy collection tube, the inner wall coating of the cover body has the light reflex layer, the outside extension of open-ended tip forms shading shell, shading shell includes transparent shell body and is located the inside shading cloth of shell body.

Preferably, the length of the tube cover is consistent with the length of the solar heat collecting tube covered by the tube cover, the length of the opening is consistent with the length of the cover body, and the length of the shading shell is consistent with the length of the cover body.

Preferably, the interval between the inner wall of the cover body and the outer wall of the covered solar heat collecting pipe is 2-5 cm.

Preferably, the cross section of the cover body is 1/4-1/2 circles, and the cross section of the light shielding shell is 1/4-1/2 circles.

Preferably, a groove is formed in the outer shell, a first electromagnet and a second electromagnet are fixed in two ends of the groove, a light chopper is arranged in the groove and comprises a third electromagnet and light shielding cloth, one end of the light shielding cloth is connected with the second electromagnet, and the other end of the light shielding cloth is connected with the third electromagnet.

Preferably, the shutter and the groove are symmetrically arranged in the outer shell.

Preferably, the grooves are sequentially arranged in the outer shell in a layered mode from inside to outside, the number of the grooves is 1-3, and the grooves between the grooves and the layers are not communicated with each other.

Preferably, the shade fabric is pleated to form a pleated fabric shape.

Preferably, the light shielding cloth has a light shielding rate of 20 to 50%.

Preferably, the end post is provided with a gear.

The utility model has the advantages that: the light reflection coating is coated on the inner wall of the cover body, so that part of light rays passing through the solar heat collecting tube are reflected to the surface of the solar heat collecting tube back to the sun, and the light utilization efficiency of the solar heat collecting tube is increased; through set up the shading shell on the opening, utilize the inter attraction between its inside electro-magnet, expand or receive and fold shading cloth, shelter from some light rays to avoid the high temperature and produce the water spot.

The features and advantages of the present invention will be described in detail by embodiments with reference to the accompanying drawings.

[ description of the drawings ]

Fig. 1 is a front view of a solar heat collecting pipe cover capable of adjusting light intensity according to the present invention;

fig. 2 is a sectional view taken along line a-a of fig. 1.

In the figure: 11-end column, 12-gear, 13-light radiation sensor, 14-connecting rod, 15-cover body, 16-shading shell, 161-first electromagnet, 162-second electromagnet, 163-third electromagnet, 164-shading cloth and 165-groove.

[ detailed description ] embodiments

Referring to fig. 1 and 2, the present invention relates to a solar heat collecting pipe cover capable of adjusting light intensity, which comprises end pillars 11 and a cover body 15 fixed between the end pillars 11 through a connecting rod 14, wherein the outer wall of the end pillars 11 is surrounded with a plurality of light radiation sensors 13, the cover body 15 is tubular and can be covered outside the solar heat collecting pipe and is provided with an opening, the inner wall of the cover body 15 is coated with a light reflecting layer, the end of the opening extends outwards to form a light shielding shell 16, the light shielding shell 16 comprises a transparent outer shell and a light shielding cloth 164 located inside the outer shell, the length of the cover body is the same as the length of the covered solar heat collecting pipe, the length of the opening is the same as the length of the cover body 15, the length of the light shielding shell 16 is the same as the length of the cover body 15, the interval between the inner wall of the cover body 15 and the outer wall of the covered solar heat collecting pipe is, the section of the cover body 15 is 1/4-1/2 circles, the section of the shading shell 16 is 1/4-1/2 circles, a groove 165 is formed in the outer shell, a first electromagnet 161 and a second electromagnet 162 are fixed in two ends of the groove 165, a light chopper is arranged in the groove 165 and comprises a third electromagnet 163 and shading cloth 164, one end of the shading cloth 164 is connected with the second electromagnet 162, the other end of the shading cloth 164 is connected with the third electromagnet 163, the light chopper and the groove 165 are symmetrically arranged in the outer shell, the groove 165 is sequentially arranged in the outer shell in a layered mode from inside to outside, the number of layers of the groove 165 is 1-3, the groove 165 between layers is not communicated with each other, folds are pressed on the shading cloth 164 to form a pleated cloth shape, the shading rate of the shading cloth 164 is 20-50%, the end post 11 is provided with a gear 12.

The utility model discloses the working process:

first, the light radiation sensors 13 of the end post 11 sense the light intensities in different directions, respectively, to determine the position of the sun, and then, the opening of the housing 15 is directed toward the sun by a driving means engaged with the gear 12. Part of the light rays passing through the solar heat collecting tube irradiate the inner wall of the cover body 15, and are reflected into the surface of the solar heat collecting tube back to the sun through the light reflecting layer coated on the inner wall, so that the light utilization efficiency of the solar heat collecting tube is improved. In a weather with too strong light, such as midsummer, noon, etc., the first electromagnet 161 and the third electromagnet 163 are energized and attracted to each other, so that the third electromagnet 163 moves toward the first electromagnet 161 to spread the shade cloth 164. The shading rate of each layer of shading cloth 164 is 20-50%, and the more layers of the unfolded shading cloth 164, the higher the shading rate. When the shielding is not needed at ordinary times, the second electromagnet 162 and the third electromagnet 163 are energized and attracted to each other, so that the third electromagnet 163 moves toward the second electromagnet 162 to fold the light shielding cloth 164.

The light reflection coating is coated on the inner wall of the cover body, so that part of light rays passing through the solar heat collecting tube are reflected to the surface of the solar heat collecting tube back to the sun, and the light utilization efficiency of the solar heat collecting tube is increased; through set up the shading shell on the opening, utilize the inter attraction between its inside electro-magnet, expand or receive and fold shading cloth, shelter from some light rays to avoid the high temperature and produce the water spot.

The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.

Claims

1. The utility model provides a can adjust solar energy collection pipe box of light intensity which characterized in that: including end post (11) and fix the cover body (15) between end post (11) through connecting rod (14), the outer wall of end post (11) encircles and is equipped with a plurality of light radiation inductor (13), the cover body (15) just is equipped with the open-ended tubulose for can covering the outside of establishing at solar energy collection pipe, the inner wall coating of the cover body (15) has the light reflex layer, the outside extension of open-ended tip forms shading shell (16), shading shell (16) include transparent shell body and be located the inside shading cloth (164) of shell body.

2. The solar heat collecting pipe cover capable of adjusting light intensity as claimed in claim 1, wherein: the length of the pipe cover is consistent with that of the covered solar heat collecting pipe, the length of the opening is consistent with that of the cover body (15), and the length of the shading shell (16) is consistent with that of the cover body (15).

3. The solar heat collecting pipe cover capable of adjusting light intensity as claimed in claim 1, wherein: the inner wall of the cover body (15) and the outer wall of the covered solar heat collecting pipe are spaced by 2-5 cm.

4. The solar heat collecting pipe cover capable of adjusting light intensity as claimed in claim 1, wherein: the cross section of the cover body (15) is 1/4-1/2 circles, and the cross section of the shading shell (16) is 1/4-1/2 circles.

5. The solar heat collecting pipe cover capable of adjusting light intensity as claimed in claim 1, wherein: be equipped with recess (165) in the shell body, be fixed with first electro-magnet (161) and second electro-magnet (162) in the both ends of recess (165), be equipped with the photochopper in recess (165), the photochopper includes third electro-magnet (163) and shading cloth (164), the one end of shading cloth (164) is connected with second electro-magnet (162), the other end of shading cloth (164) is connected with third electro-magnet (163).

6. The solar heat collecting pipe cover capable of adjusting light intensity as claimed in claim 5, wherein: the shutter and the groove (165) are symmetrically arranged in the outer shell.

7. The solar heat collecting pipe cover capable of adjusting light intensity as claimed in claim 5, wherein: the grooves (165) are sequentially arranged in the outer shell in a layered mode from inside to outside, the number of layers of the grooves (165) is 1-3, and the grooves (165) between the layers are not communicated with one another.

8. The solar heat collecting pipe cover capable of adjusting light intensity as claimed in claim 5, wherein: the shading cloth (164) is pressed with folds to form a pleated cloth shape.

9. The solar heat collecting pipe cover capable of adjusting light intensity as claimed in claim 5, wherein: the shading rate of the shading cloth (164) is 20-50%.

10. The solar heat collecting pipe cover capable of adjusting light intensity as claimed in claim 1, wherein: and a gear (12) is arranged on the end post (11).