CN216384633U

CN216384633U - Novel solar heat collector

Info

Publication number: CN216384633U
Application number: CN202123079707.0U
Authority: CN
Inventors: 陈聪贵; 刘月玲
Original assignee: Quanzhou Baekeland Solar Energy Ltd
Current assignee: Quanzhou Baekeland Solar Energy Ltd
Priority date: 2021-12-09
Filing date: 2021-12-09
Publication date: 2022-04-26
Anticipated expiration: 2031-12-09

Abstract

The utility model optimizes the structure of the solar heat collector, and the solar heat collector comprises a heat collecting plate, a drain pipe and a connecting cylinder. One end of the connecting cylinder is fixedly arranged at the end part of the drain pipe, and the other end of the connecting cylinder is provided with a metal sleeve used for connecting an external pipe fitting. Therefore, the solar heat collector is simple in structural design, the external pipe fitting can be connected with the drain pipe in a matched mode through the connection of the external pipe fitting and the metal sleeve, the problem that the existing solar heat collector drain pipe is poor in universality is solved, the drain pipe designed according to actual water discharge can be matched with the 'national standard' external pipe fitting at will, the universality and the adaptability of the solar heat collector are improved, and the standardization of the solar heat collector is achieved.

Description

Novel solar heat collector

Technical Field

The utility model relates to the technical field of solar energy, in particular to a novel solar heat collector.

Background

Solar heat collectors are widely used in solar heating systems in various fields such as domestic water heating, swimming pool heating, industrial water heating, building heating and air conditioning. The existing solar heating system is composed of a plurality of solar heat collectors, wherein the two ends of each solar heat collector are provided with drain pipes, and the drain pipes of two adjacent solar heat collectors are required to be connected through an external pipe fitting during use. In order to facilitate production, the diameter of a drain pipe of the existing solar heat collector is designed according to actual conditions according to the water discharge amount and the like, and the solar heat collector belongs to a non-standard product. The external pipe fitting is the existing product purchased in the market, and belongs to the product of the national standard, so that the drain pipe and the external pipe fitting cannot be matched with each other, the universality of the solar heat collector is poor, and certain trouble is brought to production enterprises.

Disclosure of Invention

The utility model provides a novel solar heat collector, which aims to solve the problems in the prior art.

The utility model adopts the following technical scheme:

a novel solar heat collector comprises a heat collecting plate and two drain pipes, wherein the two drain pipes are fixedly arranged at two ends of the heat collecting plate; still include the connecting cylinder, the one end of above-mentioned connecting cylinder sets firmly in above-mentioned drain pipe tip, and the other end of connecting cylinder is equipped with the metal sleeve that is used for connecting outside pipe fitting.

Further, the connecting cylinder comprises a first cylinder body and a second cylinder body which are connected with each other, the first cylinder body is fixedly sleeved in the drainage pipe, and the inner wall of the second cylinder body is provided with the metal sleeve.

Furthermore, the diameter of the first cylinder body is smaller than that of the second cylinder body, so that a limiting boss is formed at the joint of the first cylinder body and the second cylinder body, and the end part of the drainage pipe is abutted against the limiting boss.

Furthermore, a limit convex ring which is contacted with the external pipe fitting is arranged at one end of the metal sleeve, which is close to the first cylinder.

Further, the outer side wall of the second cylinder body is provided with a plurality of strip-shaped bulges.

Further, the outer surface of the second cylinder is in a gradually expanding horn shape.

Furthermore, the connecting cylinder is connected with the drain pipe in a hot melting way or is glued with the drain pipe.

Further, the first cylinder and the second cylinder are made of a nanometer heat-absorbing material mixed with PE, PP or PC material polymer materials and are integrally manufactured.

Furthermore, the heat collecting plate is formed by mutually splicing a plurality of plate bodies, and a plurality of water conveying channels are distributed on each plate body along the longitudinal direction of the plate body; the water outlet pipe is provided with a water inlet hole for each water delivery channel.

Furthermore, the two sides of the plate bodies are provided with connecting parts, and the adjacent two plate bodies are spliced through the connecting parts.

From the above description of the structure of the present invention, it can be seen that the present invention has the following advantages:

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the connecting cylinder of the present invention connecting with an external pipe.

Fig. 3 is an exploded view of the connector of the present invention when connected to an external pipe.

Fig. 4 is a schematic structural diagram of the present invention during connection.

Detailed Description

The following describes embodiments of the present invention with reference to the drawings.

As shown in fig. 1, a novel solar heat collector comprises a heat collecting plate 1, a water discharging pipe 2 and a connecting cylinder 3, wherein two rows of water discharging pipes 3 are fixedly arranged at two ends of the heat collecting plate 1; one end of the connecting cylinder 3 is fixedly arranged at the end part of the drain pipe 2, and the other end is provided with a metal sleeve 31 used for connecting an external pipe fitting. Therefore, the solar heat collector has simple structural design, and the external pipe fitting can be connected with the drain pipe 2 in a matching way by being connected with the metal sleeve 31, so that the problem of poor universality of the drain pipe 2 of the conventional solar heat collector is solved. The drain pipe 2 designed according to the actual water discharge can be matched with the external pipe fitting of the national standard at will, the universality and the adaptability of the solar heat collector are improved, the platformization and the standardization of the solar heat collector are realized, and the production cost is effectively reduced.

As shown in fig. 1 to 4, one end of the connector cylinder 3 is thermally fused to the drain pipe 2 or glued to the drain pipe 2. The other end of the connecting cylinder 3 is connected to an external pipe by a metal sleeve 31. The outer pipe member includes a coupling member 4 and a flexible tube 5, and both ends of the flexible tube 5 are detachably coupled to the connection cylinder 3 through the coupling member 4. Adopt above-mentioned structure, the one end of connecting piece 4 links to each other with flexible pipe 5, and the other end links to each other with connecting cylinder 3, makes solar collector's rivers flow to another solar collector through

drain pipe

2 and 3 rethread flexible pipes 5 of connecting cylinder. The arrangement of the flexible pipe 5, the connecting piece 4 and the connecting cylinder 31 reduces the resistance of water flow in the drainage pipe, and ensures smooth water delivery.

As shown in fig. 2 to 4, the connecting cylinder 31 includes a first cylinder 311 and a second cylinder 312 connected to each other, the first cylinder 311 is fixedly sleeved in the drain pipe 2, and the inner wall of the second cylinder 312 is provided with a metal sleeve 31. The connecting piece 4 comprises a nut 41 and a detachable joint 42, and the nut 41 is movably sleeved on the outer wall of the flexible pipe 5; the joint 42 has one end connected to the flexible tube 5 through the nut 41 and the other end connected to the metal sleeve 31. The joint 42 is provided with a first external thread 421 and a second external thread 422, the metal sleeve 31 is provided with a first internal thread 311, and the nut 41 is provided with a second internal thread 411; the first external thread 421 of the joint 42 is connected with the first internal thread 311 of the metal sleeve 31; the second external thread 422 of the joint 42 is connected to the second internal thread 411 of the nut 41. In actual production, the nut 41 is matched and connected with the joint 42, a manufacturer can select the nut 41 matched with the joint 42 according to the size of the joint 42, the adaptability of the utility model is improved, the joint has the characteristics of standardization and normalization, welding is reduced, and cost is saved. In order to improve the sealing performance of the present invention, a rubber gasket 43 is provided between the joint 42 and the flexible pipe 5, so that the sealing performance between the joint 42 and the nut 41 is enhanced during the screw connection, and the water leakage is prevented.

As shown in fig. 3 to 4, the diameter of the first cylinder 311 is smaller than that of the second cylinder 312, so that a position-limiting boss 313 is formed at the joint of the first cylinder 311 and the second cylinder 312, and when the connecting cylinder 3 is connected to the drain pipe 2 by heat melting or glued to the drain pipe 2, the end of the drain pipe 2 is abutted against the position-limiting boss 313.

As shown in fig. 3 to 4, the metal sleeve 31 is provided with a stopper protrusion ring 32 abutting against the joint 42 at an end close to the first cylinder 311. The universality of the utility model is effectively improved by arranging a metal sleeve 31 in the connecting cylinder 3 to connect the 'non-standard' drain pipe 2 with the general external pipe fittings on the market.

As shown in fig. 3, the second cylinder 312 is in a gradually expanding trumpet shape, the outer side wall of the second cylinder 312 is further provided with a plurality of strip-shaped protrusions 33, and the strip-shaped protrusions 33 are distributed along the circumferential direction or the length direction. Preferably, in the present embodiment, the strip-shaped protrusions 33 are distributed along the length direction. In operation, the strip-shaped protrusion 33 can increase the contact area, so that an operator can conveniently screw or loosen the joint after holding the second cylinder 312 by hand.

As shown in fig. 3, the connecting cylinder 3 is made of a nano heat-absorbing material mixed with a PE, PP or PC polymer material, and has the advantages of high heat collecting efficiency, low heat loss, high corrosion resistance, long service life, and the like.

As shown in fig. 1, the heat collecting plate 1 is formed by mutually splicing a plurality of plate bodies 11, and a plurality of water channels are distributed on each plate body 11 along the longitudinal direction thereof; two rows of water pipes 2 are fixedly arranged at two ends of the heat collecting plate 1, and water inlet holes are arranged for each water delivery channel. The solar heat collector has simple structure, can quickly heat water when flowing through the water conveying channel, collects the water into the water discharging pipe 2 and then discharges the water, has the advantages of high flow speed, large flow, high heat exchange rate and the like, and can be well applied to solar heating systems with medium and low temperature requirements such as a constant-temperature swimming pool and the like.

As shown in fig. 1, two sides of each plate body 11 are provided with a connecting portion 12, and two adjacent plate bodies 11 are spliced through the connecting portions 12. The structure of the connecting part 12 can be adjusted and designed according to actual production requirements, and is taken as a preferred scheme: the connecting portion 12 of the present embodiment is a hook-shaped flange disposed on two sides of the plate body 11. During the installation, only need two adjacent plate bodies 11 just one each other lock on the contrary can, easy operation is convenient, can ensure totally enclosed to be favorable to realizing plate body 11's batch production formula production.

The above description is only an embodiment of the present invention, but the design concept of the present invention is not limited thereto, and any insubstantial modifications made by using the design concept should fall within the scope of infringing the present invention.

Claims

1. The utility model provides a novel solar collector, includes thermal-arrest board and drain pipe, two the drain pipe set firmly in the both ends of thermal-arrest board, its characterized in that: still include the connecting cylinder, the one end of connecting cylinder set firmly in the drain pipe tip, the other end of connecting cylinder is equipped with the metal sleeve that is used for connecting outside pipe fitting.

2. A novel solar collector according to claim 1, wherein: the connecting cylinder comprises a first cylinder body and a second cylinder body which are connected with each other, the first cylinder body is fixedly sleeved in the drainage pipe, and the inner wall of the second cylinder body is provided with the metal sleeve.

3. A novel solar collector according to claim 2, wherein: the diameter of first barrel is less than the diameter of second barrel for the junction of first barrel and second barrel forms a spacing boss, the drain pipe tip with spacing boss contradicts each other.

4. A novel solar collector according to claim 2, wherein: one end of the metal sleeve, which is close to the first cylinder, is provided with a limit convex ring which is abutted against the external pipe fitting.

5. A novel solar collector according to claim 2, wherein: the outer side wall of the second cylinder body is provided with a plurality of strip-shaped bulges.

6. A novel solar collector according to claim 2, wherein: the outer surface of the second cylinder body is in a gradually expanded horn shape.

7. A novel solar collector according to claim 1, wherein: the connecting cylinder is connected with the drain pipe in a hot melting mode or is glued to the drain pipe.

8. A novel solar collector according to claim 2, wherein: the first cylinder and the second cylinder are made of a nanometer heat-absorbing material mixed with PE, PP or PC high polymer materials in an integrated mode.

9. A novel solar collector according to claim 1, wherein: the heat collecting plate is formed by mutually splicing a plurality of plate bodies, and a plurality of water delivery channels are distributed on each plate body along the longitudinal arrangement of the plate bodies; the water outlet pipe is provided with water inlet holes for the water delivery channels.

10. A novel solar collector according to claim 9, wherein: the both sides of plate body are equipped with connecting portion, pass through between the two adjacent plate bodies connecting portion realize the concatenation.