CN211650776U

CN211650776U - Heat collection header

Info

Publication number: CN211650776U
Application number: CN202020289152.9U
Authority: CN
Inventors: 杨兵
Original assignee: Pacific Energy Technology Shanghai Co ltd
Current assignee: Pacific Energy Technology Shanghai Co ltd
Priority date: 2020-03-10
Filing date: 2020-03-10
Publication date: 2020-10-09
Anticipated expiration: 2030-03-10

Abstract

The utility model provides a heat collecting header, wherein one side of a header frame is provided with an upper bracket, and the other side of the header frame is provided with a lower bracket; the left side and the right side in the header frame are provided with T-shaped threaded pipes which are symmetrically arranged, and a plurality of pairs of U-shaped threaded pipe groups which are equidistantly arranged are arranged between the two T-shaped threaded pipes; any pair of U-shaped threaded pipe groups consists of symmetrically arranged U-shaped threaded pipes, and the openings of the U-shaped threaded pipes are far away from the center of the header frame; any two adjacent U-shaped threaded pipe openings on the same side are connected with the U-shaped heat exchange pipe; side outlets at two ends of any one T-shaped threaded pipe are respectively connected with one end of the adjacent U-shaped threaded pipe through a U-shaped heat exchange pipe close to one end of the T-shaped threaded pipe; and the outer ring of any one U-shaped heat exchange tube is provided with a vacuum heat collection tube. The utility model is convenient to assemble, disassemble and replace; the temperature is quickly raised; the sealing performance is good, and the pressure-bearing operation can be realized; the heat collecting header can be used in a multi-stage combination mode, and hot water or steam with higher temperature is achieved through the serial combination among the heat collecting headers.

Description

Heat collection header

Technical Field

The utility model belongs to the technical field of the thermal-arrest header, in particular to thermal-arrest header is applicable to solar vacuum thermal-arrest pipe, heat exchange tube, pipeline and carries out the heat exchange.

Background

The existing heat collection header, a solar vacuum heat collection tube and a heat collection header are usually sealed by sealing rubber strips, and have the following technical defects: the sealing rubber strip can not bear higher temperature and pressure, can only be used for domestic hot water or hot water engineering below 65 ℃, and is not suitable for application in the field of high temperature.

How to design a heat collection header, how to realize the operation under the environment of high temperature and pressure-bearing becomes the problem that needs to solve urgently.

Disclosure of Invention

In view of the above shortcoming of the prior art, the utility model aims to provide a heat collection header for the adoption joint strip who exists among the solution prior art seals, can not bear higher temperature and pressure, can only be used for life hot water or hot water engineering below 65 ℃, is not suitable for the problem of using in the high temperature field.

In order to realize the purpose, the utility model provides a heat collecting header, which comprises a header frame, wherein one side of the header frame is provided with an upper bracket, the other side of the header frame is provided with a lower bracket, and the upper bracket and the lower bracket are symmetrically arranged;

the left side and the right side in the header frame are provided with T-shaped threaded pipes which are symmetrically arranged, and a plurality of pairs of U-shaped threaded pipe groups which are equidistantly arranged are arranged between the two T-shaped threaded pipes; the T-shaped threaded pipes are transversely arranged, the middle port of the left T-shaped threaded pipe is arranged leftwards, and the middle port of the right T-shaped threaded pipe is arranged rightwards;

any pair of U-shaped threaded pipe groups consists of symmetrically arranged U-shaped threaded pipes, and the openings of the U-shaped threaded pipes are far away from the center of the header frame;

any two adjacent U-shaped threaded pipe openings on the same side are connected with the U-shaped heat exchange pipe;

side outlets at two ends of any one T-shaped threaded pipe are respectively connected with one end of the adjacent U-shaped threaded pipe through a U-shaped heat exchange pipe close to one end of the T-shaped threaded pipe;

by adopting the technical scheme: the left T-shaped threaded pipe, the plurality of U-shaped threaded pipes, the plurality of U-shaped heat exchange pipes and the right T-shaped threaded pipe form a multi-stage heating pipeline;

the outer ring of any one U-shaped heat exchange tube is provided with a vacuum heat collection tube, and the vacuum heat collection tube is respectively arranged on the upper support and the lower support close to one side of the vacuum heat collection tube;

and heat insulation materials are filled in gaps between the T-shaped threaded pipes and the U-shaped threaded pipes in the header frame.

In an embodiment of the present invention, the side outlets at both ends of the T-shaped threaded pipe are provided with first screw ports, and the first screw ports are connected to the U-shaped heat exchange pipe through first screw joints.

In an embodiment of the present invention, any one of the two openings of the U-shaped threaded pipe is provided with a second screw, and the second screw is connected to the U-shaped heat exchange pipe through a second screw joint.

In an embodiment of the present invention, the space between the evacuated collector tube and the U-shaped heat exchange tube outer ring is provided with hot air.

In an embodiment of the present invention, all the evacuated solar collector tubes and the U-shaped heat exchange tubes inside the evacuated solar collector tubes form a multi-stage heating pipeline;

by adopting the technical scheme: heat exchange water in the U-shaped heat exchange tube and hot air in the vacuum heat collection tube carry out heat exchange, and the heat is gradually heated from one side to the other side.

In an embodiment of the present invention, the outer ring of the middle portion of any one of the U-shaped heat exchange tubes is provided with fins;

by adopting the technical scheme: the purpose of enhancing heat transfer can be achieved by additionally arranging the fins.

As above, the utility model discloses a thermal-arrest header compares with prior art, has following advantage and effect: 1. the structure is simple, and the installation, the disassembly and the replacement are convenient; 2. the temperature is quickly raised; 3. the sealing performance is good, and the pressure-bearing operation can be realized; 4. the heat collecting header can be combined in multiple stages, and hot water or steam with higher temperature is realized through the serial combination among the heat collecting headers; 5. the maintenance cost is low, and the popularization and the application have good economic benefits and social benefits.

Drawings

Fig. 1 is a schematic view of the installation structure of the present invention.

Fig. 2 is a front view of the T-shaped threaded pipe structure of the present invention.

Fig. 3 is a front view of the U-shaped threaded pipe structure of the present invention.

Fig. 4 is a front view of the U-shaped heat exchange tube structure of the present invention.

Fig. 5 is a schematic diagram of the internal dimensions of the header frame of the present invention.

Fig. 6 is the utility model of the heat collecting header.

In the figure: 1. an upper bracket; 2. a vacuum heat collecting tube; 3. a header frame; 4, T-shaped threaded pipes; 5, U-shaped threaded pipes; 6. a lower bracket; 7. a thermal insulation material; 8, U-shaped heat exchange tubes; 401. a middle port; 402. a side outlet; 801. and a fin.

Detailed Description

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.

Please refer to fig. 1 to 6. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.

As shown in fig. 1, the utility model provides a heat collecting header, which comprises a header frame 3, wherein one side of the header frame 3 is provided with an upper support 1, the other side of the header frame 3 is provided with a lower support 6, and the upper support 1 and the lower support 6 are symmetrically arranged;

the left side and the right side in the header frame 3 are provided with T-shaped threaded pipes 4 which are symmetrically arranged, and a plurality of pairs of U-shaped threaded pipe groups which are equidistantly arranged are arranged between the two T-shaped threaded pipes 4;

as shown in fig. 2, the T-shaped threaded pipes 4 are all horizontal, wherein the middle port 401 of the left T-shaped threaded pipe 4 is arranged leftwards, and the middle port 401 of the right T-shaped threaded pipe 4 is arranged rightwards;

as shown in fig. 1, any pair of U-shaped threaded pipe groups consists of symmetrically arranged U-shaped threaded pipes 5, and the openings of the U-shaped threaded pipes 5 are far away from the center of the header frame 3;

any two adjacent U-shaped threaded pipes 5 on the same side are connected with the U-shaped heat exchange pipe 8 through openings;

the side outlets 402 at two ends of any one T-shaped threaded pipe 4 are respectively connected with one end of the adjacent U-shaped threaded pipe 5 through the U-shaped heat exchange pipe 8 close to one end of the T-shaped threaded pipe; by adopting the technical scheme: the left T-shaped threaded pipe, the plurality of U-shaped threaded pipes, the plurality of U-shaped heat exchange pipes and the right T-shaped threaded pipe form a multi-stage heating pipeline;

the outer ring of any one U-shaped heat exchange tube 8 is provided with a vacuum heat collection tube 2, and the vacuum heat collection tube 2 is respectively arranged on an upper bracket 1 and a lower bracket 6 which are close to one side of the vacuum heat collection tube;

gaps between the T-shaped threaded pipes 4 and the U-shaped threaded pipes 5 in the header frame 3 are filled with heat insulation materials 7;

side outlets 402 at two ends of any one T-shaped threaded pipe 4 are respectively provided with a first screw, and the first screw is connected with the U-shaped heat exchange pipe 8 through a first threaded joint; a polytetrafluoroethylene gasket is arranged between the first threaded joint and the bottom surface of the first screw;

as shown in fig. 3, two openings of any one of the U-shaped threaded pipes 5 are respectively provided with a second screw, the second screw is connected with the U-shaped heat exchange pipe 8 through a second threaded joint, and a tetrafluoro gasket is arranged between the second threaded joint and the bottom surface of the second screw;

hot air is arranged in the space between any one of the vacuum heat collecting tubes 2 and the outer ring of the U-shaped heat exchange tube 8;

all the vacuum heat collecting pipes 2 and the U-shaped heat exchange pipes 8 inside the vacuum heat collecting pipes form a multi-stage heating pipeline; by adopting the technical scheme: heat exchange water in the U-shaped heat exchange tube exchanges heat with hot air in the vacuum heat collection tube, and the heat is gradually heated from one side to the other side;

as shown in fig. 4, the outer ring of the middle part of any one of the U-shaped heat exchange tubes 8 is provided with a fin 801; by adopting the technical scheme: the purpose of enhancing heat transfer can be achieved by additionally arranging the fins.

When the concrete implementation, the utility model discloses a theory of operation: after entering the right T-shaped threaded pipe 4, the heat exchange water enters a U-shaped heat exchange pipe 8 in the heat collection header in two ways, the U-shaped heat exchange pipe 8 is connected with a U-shaped threaded pipe 5 in the heat collection header to form a multi-stage heating pipeline, the U-shaped heat exchange pipe 8 is positioned in the evacuated collector tube 2, the heat exchange water in the U-shaped heat exchange pipe 8 and hot air in the evacuated collector tube 2 are subjected to heat exchange and are heated step by step from right to left, and finally the left T-shaped threaded pipe 4 is converged and discharged to finish a heat exchange process; besides the connection of the pipe network, the heat collection header also has the heat preservation effect.

In the first embodiment, as shown in fig. 5, the length of the header frame 3 is a, the center distance between two openings of any one U-shaped threaded pipe 5 is c, the minimum center distance from the center of the side outlet 402 of the T-shaped threaded pipe 4 to the opening of the adjacent U-shaped threaded pipe 5 is d, the maximum center distance from the center of the side outlet 402 of the T-shaped threaded pipe 4 to the opening of the adjacent U-shaped threaded pipe 5 is b, the width (from the middle port 401 to the outer circle distal end of the side outlet 402) of the T-shaped threaded pipe 4 is e, and the distance from the center of the side outlet 402 of the T-shaped threaded pipe 4 to the header frame 3 is f;

as shown in fig. 6, the size of the model 1 is: a is 2270mm, b is 80 mm; c is 52 mm; d is 28 mm; e is 109.5 mm; f is 79.5 mm;

the dimensions of model 2 are: a is 2440mm, b is 80 mm; c is 52 mm; d is 28 mm; e-116 mm; f is 86 mm.

To sum up, the utility model provides a thermal-arrest header compares with prior art, has following advantage and effect: 1. the structure is simple, and the installation, the disassembly and the replacement are convenient; 2. the temperature is quickly raised; 3. the sealing performance is good, and the pressure-bearing operation can be realized; 4. the heat collecting header can be combined in multiple stages, and hot water or steam with higher temperature is realized through the serial combination among the heat collecting headers; 5. the maintenance cost is low. Therefore, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. A heat collection header, comprising a header frame (3), characterized in that: an upper support (1) is arranged on one side of the header frame (3), a lower support (6) is arranged on the other side of the header frame (3), and the upper support (1) and the lower support (6) are symmetrically arranged;

t-shaped threaded pipes (4) which are symmetrically arranged are arranged on the left side and the right side in the header frame (3), and a plurality of pairs of U-shaped threaded pipe groups which are equidistantly arranged are arranged between the two T-shaped threaded pipes (4); the T-shaped threaded pipes (4) are all transversely arranged, wherein the middle port (401) of the left T-shaped threaded pipe (4) is arranged leftwards, and the middle port (401) of the right T-shaped threaded pipe (4) is arranged rightwards;

any pair of U-shaped threaded pipe groups consists of symmetrically arranged U-shaped threaded pipes (5), and the openings of the U-shaped threaded pipes (5) are far away from the center of the header frame (3);

any two adjacent U-shaped threaded pipes (5) on the same side are provided with openings which are connected with the U-shaped heat exchange pipe (8);

side outlets (402) at two ends of any one T-shaped threaded pipe (4) are respectively connected with one end of the adjacent U-shaped threaded pipe (5) through a U-shaped heat exchange pipe (8) close to one end of the T-shaped threaded pipe;

the outer ring of any one U-shaped heat exchange tube (8) is provided with a vacuum heat collection tube (2), and the vacuum heat collection tube (2) is respectively arranged on the upper bracket (1) and the lower bracket (6) which are close to one side of the vacuum heat collection tube;

gaps between the T-shaped threaded pipes (4) and the U-shaped threaded pipes (5) in the header frame (3) are filled with heat insulation materials (7).

2. A heat collecting header as claimed in claim 1, wherein: side outlets (402) at two ends of any one T-shaped threaded pipe (4) are respectively provided with a first screw, and the first screw is connected with a U-shaped heat exchange pipe (8) through a first threaded joint.

3. A heat collecting header as claimed in claim 1, wherein: two openings of any one U-shaped threaded pipe (5) are respectively provided with a second screw, and the second screw is connected with the U-shaped heat exchange pipe (8) through a second threaded joint.

4. A heat collecting header as claimed in claim 1, wherein: and hot air is arranged in the space between any one of the vacuum heat collecting tubes (2) and the outer ring of the U-shaped heat exchange tube (8).

5. A heat collecting header as claimed in claim 4, wherein: all the vacuum heat collecting pipes (2) and the U-shaped heat exchange pipes (8) inside the vacuum heat collecting pipes form a multi-stage heating pipeline.

6. A heat collecting header as claimed in claim 1, wherein: the outer ring of the middle part of any one U-shaped heat exchange tube (8) is provided with a fin (801).