Efficient solar water heater heat collecting tube

Abstract

The utility model discloses an efficient solar water heater heat collecting tube, which relates to the technical field of heat collecting tubes and comprises a glass outer tube, an inner tube is integrally formed in the glass outer tube, a sealing cover is screwed at the front end of the glass outer tube, a water inlet tube is fixed in the sealing cover, and a water outlet tube is fixed in the water inlet tube. And two water outlet holes are formed in the front surface of the sealing cover, two connecting pipes are fixed to the front surface of the sealing cover, and a cleaning mechanism is slidably connected to the outer side wall of the glass outer pipe. According to the efficient solar water heater heat collecting pipe, the multi-face folding mirror is arranged, sunlight irradiates the multi-face folding mirror, the sunlight irradiates the lower portion of the inner pipe through refraction of the multi-face folding mirror, in this way, the lower portion of the inner pipe can be illuminated, heat collection is accelerated, and efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of heat collecting tubes, in particular to a high-efficiency heat collecting tube for a solar water heater. Background Art

[0002] Solar water heater vacuum tube is the core component of solar water heater, known as the "heart" of solar water heater. The quality of vacuum tube directly affects the service life and performance of solar water heater. The rapid development of solar energy industry has also driven the development of vacuum tube enterprises. On the one hand, the patent technology around vacuum tube is constantly being innovated. On the other hand, vacuum tube enterprises and production lines have been increasing like mushrooms in recent years.

[0003] After searching, the existing patent (publication number: CN108131844A) discloses a constant temperature solar heat collecting tube, including an outer glass tube and an inner glass tube, the inner glass tube is located inside the outer glass tube, a U-shaped rubber pad is provided at the bottom of the outer glass tube, the bottom of the U-shaped rubber pad is connected to the rotating shaft, the outer glass tube is connected to the rotating shaft through the U-shaped rubber pad, threaded rods are provided on both sides of the outer side of the U-shaped rubber pad, and the bottom of the rotating shaft is connected to the motor. The present invention effectively allows the inner and outer glass tubes to rotate when absorbing sunlight by setting a rotating shaft and a U-shaped rubber pad, effectively allowing the solar heat collecting tube to fully collect heat, thereby achieving a consistent and constant temperature inside the tube, and effectively cleans the stains and dust on the surface of the outer glass tube by setting an electric cylinder and a dust cleaning ring, and effectively enhances the light transmittance of the outer glass tube by setting an anti-reflection film and a wear-resistant layer, and effectively enhances the wear resistance of the outer glass tube.

[0004] It is fixed by a U-shaped rubber pad so that the outer glass tube will not tilt and collapse when the rotating shaft rotates. The rotation allows the collector to fully receive sunlight, making the temperature inside the collector uniform and consistent, and the interior can maintain a constant temperature. However, it has its shortcomings. It is more cumbersome and requires energy to drive. Utility Model Content

[0005] In view of the deficiencies of the prior art, the utility model provides a high-efficiency solar water heater heat collecting tube, which solves the problems raised by the above-mentioned background technology.

[0006] To achieve the above objectives, the utility model is implemented through the following technical solutions: a high-efficiency solar water heater collector tube, including a glass outer tube, an inner tube integrally formed inside the glass outer tube, a sealing cover screwed on the front end of the glass outer tube, a water inlet pipe fixed inside the sealing cover, two water outlet holes formed on the front surface of the sealing cover, two connecting tubes fixed on the front surface of the sealing cover, and a cleaning mechanism slidably connected to the outer wall of the glass outer tube.

[0007] Preferably, a plurality of folding mirrors are fixed below the inner wall of the glass outer tube.

[0008] Preferably, the cleaning mechanism comprises a moving ring, a sponge strip is fixed to the inner side wall of the moving ring, and the inner side wall of the moving ring is slidably connected to the outer side wall of the glass outer tube.

[0009] Preferably, an arc rod is slidably connected to the upper part of the outer wall of the inner tube, and a piston ring is slidably connected to the outer wall of the water inlet pipe. Two magnetic blocks are fixed to the outer wall of the piston ring, the inner wall and outer wall of the arc rod, and the inner wall of the movable ring. A leakage hole is provided on the front surface of the piston ring and passes through the front and rear. A retaining ring is fixed inside the leakage hole. The inner wall of the leakage hole is located behind the retaining ring and is slidably connected to a movable block, and a plurality of through holes are provided on the front surface of the movable block.

[0010] Preferably, a storage hole is provided on the outer wall of the movable block, a spring is fixed inside the storage hole, a clamping block is fixed at the other end of the spring, a clamping hole is provided on the inner wall of the leakage hole, a circular hole is provided on the front surface of the movable block, a pull rope is fixed on the inner wall of the circular hole, the other end of the pull rope is fixedly connected to one end of the clamping block close to the spring, a fixing rod is fixed on the inner wall of the water outlet hole, and a top rod is fixed on the outer wall of the fixing rod.

[0011] Preferably, a fixed shell is fixed to the inner wall of the inner tube, a fixed block is fixed inside the fixed shell, the interior of the fixed shell is located outside the fixed block and is rotatably connected to a rotating wheel, a clockwork spring is fixed to the outer wall of the fixed block, the other end of the clockwork spring is fixedly connected to the inner wall of the rotating wheel, a connecting rope is fixed to the outer wall of the rotating wheel, the other end of the connecting rope is fixedly connected to the rear end of the piston ring, and two limit rods are fixed to the front surface of the fixed shell.

[0012] Beneficial Effects

[0013] The utility model provides a high-efficiency solar water heater heat collecting tube. Compared with the prior art, it has the following beneficial effects:

[0014] 1. The high-efficiency solar water heater heat collecting tube is provided with a multi-faceted folding mirror. The sunlight is irradiated on the multi-faceted folding mirror, and the sunlight is refracted by the multi-faceted folding mirror to irradiate the lower part of the inner tube. In this way, the lower part of the inner tube can be illuminated, which speeds up the collection of heat and improves the efficiency.

[0015] 2. The high-efficiency solar water heater heat collecting tube is provided with a cleaning mechanism to move the moving ring, and the moving ring moves with the sponge bar, and the sponge bar wipes the upper surface of the glass outer tube, thus preventing dust from accumulating on the surface of the glass outer tube and affecting the penetration of sunlight. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 It is a cross-sectional structural schematic diagram of the left side of the utility model;

[0018] Figure 3 For this utility model Figure 2 The structural diagram at A in the middle;

[0019] Figure 4 It is a schematic diagram of the cross-sectional structure of the top of the utility model;

[0020] Figure 5 For this utility model Figure 4 The structural diagram at B in the middle;

[0021] Figure 6 For this utility model Figure 4 The structural diagram at C in the middle;

[0022] Figure 7 For this utility model Figure 5 Schematic diagram of the structure at D in the middle;

[0023] Figure 8 It is a structural schematic diagram of the multi-faceted folding mirror in the utility model.

[0024] In the figure: 1. connecting pipe; 2. water inlet pipe; 3. sealing cover; 4. glass outer tube; 5. cleaning mechanism; 6. inner tube; 7. multi-faceted folding mirror; 8. piston ring; 9. sponge strip; 10. moving ring; 11. connecting rope; 12. rotating wheel; 13. clockwork spring; 14. fixed block; 15. fixed shell; 16. magnetic block; 17. limiting rod; 18. arc rod; 19. leakage hole; 20. water outlet hole; 21. fixed rod; 22. push rod; 23. storage hole; 24. clamping block; 25. clamping hole; 26. spring; 27. round hole; 28. pull rope; 29. ​​retaining ring; 30. moving block; 31. perforation. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-8The utility model provides a technical solution: a high-efficiency solar water heater heat collecting tube, comprising a glass outer tube 4, an inner tube 6 integrally formed inside the glass outer tube 4, a sealing cover 3 screwed on the front end of the glass outer tube 4, a water inlet pipe 2 fixed inside the sealing cover 3, two water outlet holes 20 are provided on the front surface of the sealing cover 3, two connecting tubes 1 are fixed on the front surface of the sealing cover 3, a cleaning mechanism 5 is slidably connected to the outer wall of the glass outer tube 4, a multi-faceted folding mirror 7 is fixed below the inner wall of the glass outer tube 4, sunlight shines on the multi-faceted folding mirror 7, and the sunlight is refracted by the multi-faceted folding mirror 7 and shines below the inner tube 6, so that the bottom of the inner tube 6 can be illuminated, heat collection is accelerated, and efficiency is improved.

[0027] Furthermore, the cleaning mechanism 5 includes a moving ring 10, the inner wall of the moving ring 10 is fixed with a sponge strip 9, the inner wall of the moving ring 10 is slidably connected to the outer wall of the glass outer tube 4, an arc rod 18 is slidably connected above the outer wall of the inner tube 6, the outer wall of the water inlet pipe 2 is slidably connected to a piston ring 8, the outer wall of the piston ring 8, the inner and outer walls of the arc rod 18 and the inner wall of the moving ring 10 are all fixed with two magnetic blocks 16, a leakage hole 19 is opened on the front surface of the piston ring 8 and runs through the front and back, a retaining ring 29 is fixed inside the leakage hole 19, the inner wall of the leakage hole 19 is located behind the retaining ring 29 and is slidably connected to a moving block 30, and a plurality of through holes 31 are opened on the front surface of the moving block 30. The outer wall of the moving block 30 is provided with a receiving hole 23, a spring 26 is fixed inside the receiving hole 23, the other end of the spring 26 is fixed to the card block 24, the inner wall of the leak hole 19 is provided with a card hole 25, the front surface of the moving block 30 is provided with a circular hole 27, a pull rope 28 is fixed to the inner wall of the circular hole 27, the other end of the pull rope 28 is fixedly connected to one end of the card block 24 close to the spring 26, the inner wall of the water outlet hole 20 is fixed with a fixing rod 21, the outer wall of the fixing rod 21 is fixed with a push rod 22, the inner wall of the inner tube 6 is fixed with a fixing shell 15, the inside of the fixing shell 15 is fixed with a fixing block 14, the inside of the fixing shell 15 is located outside the fixing block 14 and is rotatably connected with a rotating wheel 12, the outer side of the fixing block 14 A clockwork spring 13 is fixed to the side wall, and the other end of the clockwork spring 13 is fixedly connected to the inner wall of the rotating wheel 12. A connecting rope 11 is fixed to the outer wall of the rotating wheel 12, and the other end of the connecting rope 11 is fixedly connected to the rear end of the piston ring 8. Two limit rods 17 are fixed to the front surface of the fixed shell 15. Water enters the interior of the inner tube 6 from the water inlet pipe 2, and the water pushes the piston ring 8 to move. The piston ring 8 moves with the arc rod 18 and the moving ring 10 through the adsorption of the magnetic block 16. The moving ring 10 moves with the sponge strip 9, and the sponge strip 9 wipes the surface of the glass outer tube 4. The movement of the piston ring 8 will pull the connecting rope 11, and the connecting rope 11 pulls the rotating wheel 12 to rotate. When the rotating wheel 12 rotates, the clockwork spring 13 is deformed, and the piston The ring 8 moves to the front, the push rod 22 is inserted into the circular hole 27 to push the pull rope 28, the pull rope 28 pulls the clamping block 24, and then the push rod 22 pushes the moving block 30, the moving block 30 is separated from the retaining ring 29, so that the water flow can pass through the perforation 31 and the leakage hole 19, the pressure of the piston ring 8 is reduced, the clockwork spring 13 reverses the rotating wheel 12, the rotating wheel 12 reels the connecting rope 11, the connecting rope 11 pulls the piston ring 8 back to its original position, the piston ring 8 brings the arc rod 18 and the moving ring 10 back to their original positions through the magnetic block 16, after the piston ring 8 returns to its original position, the limit rod 17 pushes the moving block 30, the moving block 30 contacts the retaining ring 29, and the clamping block 24 is clamped into the clamping hole 25, so that the movement of the water flow will push the piston ring 8 to move again.

[0028] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0029] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions. The sentence "includes an element defined by ... does not exclude the existence of other identical elements in the process, method, article or device including the element".

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A high-efficiency solar water heater heat collecting tube, comprising a glass outer tube (4), characterized in that: An inner tube (6) is integrally formed inside the glass outer tube (4); a sealing cover (3) is screwed to the front end of the glass outer tube (4); a water inlet pipe (2) is fixed inside the sealing cover (3); two water outlet holes (20) are provided on the front surface of the sealing cover (3); two connecting tubes (1) are fixed to the front surface of the sealing cover (3); and a cleaning mechanism (5) is slidably connected to the outer wall of the glass outer tube (4).

2. A high-efficiency solar water heater heat collecting tube according to claim 1, characterized in that: A plurality of folding mirrors (7) are fixed below the inner wall of the glass outer tube (4).

3. A high-efficiency solar water heater heat collecting tube according to claim 2, characterized in that: The cleaning mechanism (5) comprises a moving ring (10), a sponge strip (9) being fixed to the inner side wall of the moving ring (10), and the inner side wall of the moving ring (10) is slidably connected to the outer side wall of the glass outer tube (4).

4. A high-efficiency solar water heater heat collecting tube according to claim 3, characterized in that: An arc rod (18) is slidably connected to the upper side of the outer wall of the inner tube (6); a piston ring (8) is slidably connected to the outer wall of the water inlet pipe (2); two magnetic blocks (16) are fixed to the outer wall of the piston ring (8), the inner wall and outer wall of the arc rod (18), and the inner wall of the movable ring (10); a leakage hole (19) is provided on the front surface of the piston ring (8) and extends through the front and rear sides; a retaining ring (29) is fixed inside the leakage hole (19); a movable block (30) is slidably connected to the inner wall of the leakage hole (19) behind the retaining ring (29); and a plurality of through holes (31) are provided on the front surface of the movable block (30).

5. The high-efficiency solar water heater heat collecting tube according to claim 4, characterized in that: The outer wall of the moving block (30) is provided with a receiving hole (23), a spring (26) is fixed inside the receiving hole (23), the other end of the spring (26) is fixed to a clamping block (24), the inner wall of the leakage hole (19) is provided with a clamping hole (25), the front surface of the moving block (30) is provided with a circular hole (27), a pull rope (28) is fixed to the inner wall of the circular hole (27), the other end of the pull rope (28) is fixedly connected to one end of the clamping block (24) close to the spring (26), the inner wall of the water outlet hole (20) is fixed with a fixing rod (21), and the outer wall of the fixing rod (21) is fixed with a push rod (22).

6. A high-efficiency solar water heater heat collecting tube according to claim 5, characterized in that: A fixed shell (15) is fixed to the inner wall of the inner tube (6), a fixed block (14) is fixed inside the fixed shell (15), the interior of the fixed shell (15) is located outside the fixed block (14) and is rotatably connected to a rotating wheel (12), a spring (13) is fixed to the outer wall of the fixed block (14), the other end of the spring (13) is fixedly connected to the inner wall of the rotating wheel (12), a connecting rope (11) is fixed to the outer wall of the rotating wheel (12), the other end of the connecting rope (11) is fixedly connected to the rear end of the piston ring (8), and two limit rods (17) are fixed to the front surface of the fixed shell (15).

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