CN109405313B

CN109405313B - Solar heat collection equipment consisting of vacuum circulation pipelines

Info

Publication number: CN109405313B
Application number: CN201811385855.5A
Authority: CN
Inventors: 宋学文; 李仁星; 成营营; 丁海兵; 刘文庆
Original assignee: TIANPU NEW ENERGY TECHNOLOGY CO LTD
Current assignee: TIANPU NEW ENERGY TECHNOLOGY CO LTD
Priority date: 2018-11-20
Filing date: 2018-11-20
Publication date: 2023-12-19
Anticipated expiration: 2038-11-20
Also published as: CN109405313A

Abstract

The utility model relates to a solar heat collection device composed of vacuum circulation pipelines, which is a heat collection array composed of a plurality of heat collection units connected through pipelines, wherein each heat collection unit comprises a vacuum circulation pipe, a vacuum heat collection pipe, a heat collection header and a bracket, one ends of the plurality of vacuum heat collection pipes are connected to the heat collection header in parallel, a waterproof ring is arranged at the joint of the vacuum heat collection pipe and the header inner container of the heat collection header, a dust ring is arranged at the joint of the vacuum heat collection pipe and an outer box body, the other ends of the vacuum heat collection pipe are connected with a tail seat through a pipe bracket, the tail seat and the heat collection header are connected with the bracket through bolts, the bracket is fixed on a roof or the ground, two single sides of the two ends of the two heat collection headers are respectively connected through the vacuum circulation pipe in a plugging manner, and the waterproof ring is arranged at the joint of the vacuum circulation pipe and the heat collection header inner container. The beneficial effects of the utility model are as follows: the pipeline does not need to be insulated and antifreezed, and is safe and efficient.

Description

Solar heat collection equipment consisting of vacuum circulation pipelines

Technical Field

The utility model relates to the technical field of solar equipment, in particular to solar heat collection equipment consisting of a vacuum circulation pipeline.

Background

Most of the existing solar heat collection arrays are galvanized pipes, the circulating pipelines are heavy and high in heat loss, heat preservation is generally carried out outside the pipelines for reducing the heat loss of the system, heating and freezing prevention are carried out by using an electric tracing band for preventing the pipelines from freezing and cracking in winter, and the installation and maintenance costs are high.

For example, the Chinese patent application with the application number of 201510839211.9 discloses an integrated solar water heater, which consists of a heat collecting module and a heat accumulating module; the heat collecting module consists of a heat collecting header, a vacuum heat collecting pipe and a heat collecting bracket; the heat collecting header and the plurality of vacuum heat collecting pipes are connected in a socket joint mode and are fixed on the heat collecting bracket together to form a heat collecting module; the heat storage module is formed by fixing a heat storage heat preservation water tank on a heat storage bracket; the heat storage and heat preservation water tank and the heat collection header are connected through a pipe fitting, and the heat collection support and the heat storage support are connected through a fastener, so that the heat collection module and the heat storage module are combined together to form the integrated solar water heater.

For another example, chinese patent application No. 201721149773.1 discloses a solar water heater, including a water tank, a vacuum tube heat collector, a support, wherein the water tank is mounted at the upper end of the support, the water tank is connected with the vacuum tube heat collector, the water tank includes a spray tank and an insulation box, the vacuum tube heat collector includes at least two vacuum tubes, the vacuum tubes are connected with the insulation box, nozzles are arranged above the vacuum tubes, and the nozzles are connected with the spray tank, so as to desirably solve the problem of ash layer covering on the heat collector, thereby reducing heat collecting efficiency.

Disclosure of Invention

Aiming at the defects existing in the prior art, the utility model provides solar heat collection equipment consisting of a vacuum circulation pipeline.

The technical scheme of the utility model is as follows: the solar heat collecting device is a heat collecting array formed by connecting a plurality of heat collecting units through pipelines, wherein the heat collecting units comprise vacuum circulating pipes, vacuum heat collecting pipes, heat collecting headers and supports, one ends of the vacuum heat collecting pipes are connected to the heat collecting headers side by side, waterproof rings are arranged at the connecting positions of the vacuum heat collecting pipes and the inner containers of the heat collecting headers, dust rings are arranged at the connecting positions of the vacuum heat collecting pipes and the outer boxes, the other ends of the vacuum heat collecting pipes are connected with tail seats through pipe brackets, the tail seats and the heat collecting headers are connected with the supports through bolts, the supports are fixed on a roof or the ground, one sides of two ends of the two heat collecting headers are connected with each other through vacuum circulating pipes in a connecting mode, the waterproof rings are arranged at the connecting positions of the vacuum circulating pipes and the inner containers of the heat collecting headers, and the dust rings are arranged at the connecting positions of the vacuum circulating pipes and the outer boxes;

the vacuum circulation pipe consists of an inner pipe wall, an outer pipe wall, a coating layer and an elastic stainless steel clamping ring, wherein the coating layer is arranged on the outer side of the inner pipe wall;

the heat collecting header consists of a header inner container, a heat insulating layer and an outer tank body, wherein the heat insulating layer is arranged on the outer side of the header inner container, and the outer tank body is arranged on the outer side of the heat insulating layer.

Further, the coating layer consists of an infrared reflecting layer and a blocking layer.

The solar heat collection device has the beneficial effects that: the pipeline does not need to be insulated and antifreezed, is safe and efficient, has long service life, is quick to install and simple to maintain, has wide application range, and greatly reduces the comprehensive operation cost. After the installation is finished, the heat collection array has no redundant pipelines, the array is neat, the heat collection array is integrated with a building, and the appearance is attractive.

Drawings

Fig. 1 is a schematic plan view of a heat collecting unit of a solar heat collecting device according to the present utility model.

Fig. 2 is a schematic partial cross-sectional view of fig. 1 at a.

Fig. 3 is a schematic structural view of a vacuum circulation pipe of the solar heat collecting apparatus according to the present utility model.

The labels in the figures are as follows: 1-bracket, 2-heat collection header, 21-header inner container, 22-heat preservation layer, 23-dust ring, 24-waterproof ring, 25-outer box, 3-vacuum circulation pipe, 31-coating layer, 32-inner pipe wall, 33-outer pipe wall, 34-elastic stainless steel clasp, 4-vacuum heat collection pipe, 41-pipe bracket, 42-tailstock and 5-heat collection unit.

Detailed Description

The following describes the embodiments of the present utility model in further detail with reference to the drawings.

As shown in fig. 1-2, the solar heat collection device of the utility model is a heat collection array formed by connecting a plurality of heat collection units 5 through pipelines, wherein the heat collection units 5 comprise a vacuum circulating pipe 3, vacuum heat collection pipes 4, a heat collection header 2 and a bracket 1, one ends of the plurality of vacuum heat collection pipes 4 are connected to the heat collection header 2 side by side, a waterproof ring 24 is arranged at the joint of the vacuum heat collection pipes 4 and a header liner 21 of the heat collection header 2, a dust ring 23 is arranged at the joint of the vacuum heat collection pipes 4 and an outer box 25, the other ends of the vacuum heat collection pipes 4 are connected with a tailstock 42 through pipe brackets 41, the tailstock 42 and the heat collection header 2 are connected with the bracket 1 through bolts, the bracket 1 is fixed on a roof or the ground, the single sides at two ends of the two heat collection headers 2 are respectively connected by the vacuum circulating pipe 4 in a plugging manner, the waterproof ring 24 is arranged at the joint of the vacuum heat collection pipes 4 and the inner liner of the heat collection header 2, and the dust ring 23 is arranged at the joint of the outer box 25;

as shown in fig. 3, the vacuum circulation pipe 3 is composed of an inner pipe wall 32, an outer pipe wall 33, a coating layer 31 and an elastic stainless steel clamping ring 34, the coating layer 31 is arranged on the outer side of the inner pipe wall 32, the outer pipe wall 33 is arranged on the outer side of the inner pipe wall 32, a vacuum layer is formed between the inner pipe wall 32 and the outer pipe wall 33, and two ends of the inner pipe wall 32 and the outer pipe wall 33 are respectively provided with the elastic stainless steel clamping ring 34;

the heat collection header 2 is composed of a header inner container 21, a heat preservation layer 22 and an outer tank body 25, wherein the heat preservation layer 22 is arranged on the outer side of the header inner container 21, and the outer tank body 25 is arranged on the outer side of the heat preservation layer 22.

Further, the coating layer 31 is composed of an infrared reflecting layer and a blocking layer.

The working principle of the solar heat collection device is as follows: the heat collecting headers are connected by the vacuum circulating pipe and are integrally connected with the outside, so that the pipeline connection between the heat collecting headers is saved, the large-area serial-parallel connection of the heat collectors is facilitated, and a large heat collecting array is formed.

The present utility model is not limited to the above-described embodiments, and any modifications, improvements, substitutions, and the like, which can be conceived by those skilled in the art, fall within the scope of the present utility model without departing from the spirit of the utility model.

Claims

1. The solar heat collection device is characterized in that one ends of the vacuum heat collection pipes (4) are connected to the heat collection header (2) side by side, waterproof rings (24) are arranged at the connection positions of the vacuum heat collection pipes (4) and the header inner containers (21) of the heat collection header (2), dust rings (23) are arranged at the connection positions of the vacuum heat collection pipes (4) and the outer container body (25), the other ends of the vacuum heat collection pipes (4) are connected with a tailstock (42) through pipe brackets (41), the tailstock (42) and the heat collection header (2) are connected with a bracket (1) through bolts, the bracket (1) is fixed on a roof or the ground, the two ends of the two heat collection headers (2) are connected with each other in a plugging mode through the vacuum circulation pipes (4), the waterproof rings (24) are arranged at the connection positions of the vacuum heat collection pipes (4) and the header inner containers (2), and the dust rings (23) are arranged at the connection positions of the vacuum heat collection pipes (4) and the outer container body (25);

the vacuum circulation pipe (3) consists of an inner pipe wall (32), an outer pipe wall (33), a coating layer (31) and an elastic stainless steel clamping ring (34), wherein the coating layer (31) is arranged on the outer side of the inner pipe wall (32), the outer pipe wall (33) is arranged on the outer side of the inner pipe wall (32), a vacuum layer is formed between the inner pipe wall (32) and the outer pipe wall (33), and the two ends of the inner pipe wall (32) and the outer pipe wall (33) are respectively provided with the elastic stainless steel clamping ring (34);

the heat collection header (2) consists of a header inner container (21), a heat preservation layer (22) and an outer box body (25), wherein the heat preservation layer (22) is arranged at the outer side of the header inner container (21), and the outer box body (25) is arranged at the outer side of the heat preservation layer (22);

the coating layer (31) consists of an infrared reflecting layer and a blocking layer.