CN211120821U

CN211120821U - Collecting pipe for heat exchanger

Info

Publication number: CN211120821U
Application number: CN201922202356.4U
Authority: CN
Inventors: 闫玉全
Original assignee: Guangzhou Hexinhe Refrigeration Equipment Co ltd
Current assignee: Guangzhou Hexinhe Refrigeration Equipment Co ltd
Priority date: 2019-12-11
Filing date: 2019-12-11
Publication date: 2020-07-28
Anticipated expiration: 2029-12-11

Abstract

The utility model discloses a pressure manifold for heat exchanger, including body and the inside isolating mechanism of body, a plurality of circular through-holes have all been seted up to the top and the bottom of body outer wall, and are a plurality of the inboard of circular through-hole has all linked firmly the connecting pipe. The utility model discloses in, be provided with isolator through the inside at the body, if be connected cold water pipe and two sleeves, cold water flows into the inside of heat exchanger through the connecting pipe that links firmly with the circular through-hole in body top, hot water after the conversion flows into between two and the baffle three positions department of baffle through the connecting pipe that links firmly with the circular through-hole in body bottom, and flow out from sleeve one, if be connected cold water pipe and sleeve one, cold water flows in from sleeve one, hot water after the conversion flows out from sleeve two, the efficiency of installation has been improved, and the pressure manifold for the heat exchanger is in the same place water inlet and delivery port combination, the area that the pressure manifold for the heat exchanger occupied has been reduced, be convenient for use the pressure manifold.

Description

Collecting pipe for heat exchanger

Technical Field

The utility model relates to a pressure manifold technical field, concretely relates to pressure manifold for heat exchanger.

Background

The heat exchanger is a heat exchange device which transfers part of energy of hot fluid to cold fluid to make the temperature of the fluid reach the index specified by the process flow, and is also called as a heat exchanger. The heat exchanger is an indispensable device for realizing heat exchange and transfer in the chemical production process. The heat exchanger can be used as a heater, a cooler, a condenser, an evaporator, a reboiler and the like in chemical production, and is widely applied.

Current heat exchanger includes pressure manifold and connecting pipe usually, links to each other through connecting device between pressure manifold and the connecting pipe, is equipped with the baffle in the pressure manifold to the pressure manifold has the effect that is used for connecting the heat transfer pipe through-hole, but the process of pressure manifold installation is too loaded down with trivial details, and the area that just occupies is too big, and is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problem that the installation process of the collecting pipe is complicated and the occupied area is large, the collecting pipe for the heat exchanger is provided.

The purpose of the utility model can be realized by the following technical scheme:

a collecting pipe for a heat exchanger comprises a pipe body and an isolation mechanism inside the pipe body, wherein a plurality of circular through holes are formed in the top and the bottom of the outer wall of the pipe body, connecting pipes are fixedly connected to the inner sides of the circular through holes, a circular pipe extending into the pipe body is fixedly connected to the position, opposite to the circular through holes, of the bottom of the outer wall of the pipe body, and a top cover is fixedly connected to the top of the pipe body;

the isolating mechanism comprises a connecting bent pipe, a first partition plate is fixedly connected to the outer wall of the top of the connecting bent pipe, a third partition plate is fixedly connected to the outer wall of the bottom of the connecting bent pipe, the outer wall of the connecting bent pipe is located between the first partition plate and the third partition plate and is close to the first partition plate, a second partition plate is fixedly connected to the bottom of the second partition plate and is fixedly connected to the top of the third partition plate, when the pipe is used, a cold water pipe can be connected with a first sleeve pipe or a second sleeve pipe, if the cold water pipe is connected with the first sleeve pipe, the cold water pipe conveys cold water to the inside of the first sleeve pipe, the cold water flows into the space between the second partition plate and the third partition plate, accumulated cold water flows into the connecting pipe at the corresponding position through a circular through hole along with the inflow of the cold water, the cold water flows into the inside of the heat exchanger through the connecting pipe, the cold water, the hot water of gathering flows in from the top of connecting the return bend, flows out from the bottom of connecting the return bend, if cold water pipe and sleeve pipe two are connected, cold water flows in between top cap and baffle one through connecting the return bend to flow in the inside of heat exchanger through the connecting pipe of corresponding position, the hot water after the conversion flows in between baffle two and the three positions of baffle through the connecting pipe that links firmly with the circular through-hole in body bottom, the hot water of gathering flows out through pipe and sleeve pipe one.

The outer side walls of the first partition plate and the second partition plate are fixedly connected with the inner side wall of the pipe body, the first partition plate and the second partition plate are the same in thickness, so that the first partition plate, the second partition plate and the pipe body can form a closed heat insulation layer, and the temperature change caused by the mutual influence of two water bodies with different temperatures is avoided.

The third partition board is the same as the outer contour of the top cover, and the top of the third partition board is fixedly connected with the bottom of the pipe body, so that the pipe body forms a closed space and the occupied area is reduced.

Further, the outer diameter of the heat insulation pipe is smaller than the inner diameter of the pipe body, the inner diameter of the heat insulation pipe is larger than the outer diameter of the connecting bent pipe, when the heat exchanger is used by the collecting pipe, a heat insulation layer is formed between the heat insulation pipe and the connecting bent pipe, and the phenomenon that water bodies with two different temperatures affect each other to change the temperature is avoided.

The heat exchanger is characterized in that the circular tube and the connecting bent tube have the same outer diameter, when the heat exchanger is used by the collecting pipe, the sleeve joint to be connected can be selected according to the requirement, other parts are not required to be added when the sleeve joint is not required to be changed, and the heat exchanger is more convenient to use.

The heat exchanger is characterized in that the outer wall of one end of the round pipe is fixedly connected with one end of the first sleeve, the outer wall of the bottom of the connecting bent pipe is fixedly connected with one end of the second sleeve, and spiral threads are formed in the other ends of the first sleeve and the second sleeve, so that the heat exchanger collecting pipe is more convenient to install.

The utility model has the advantages that:

1. through the inside at the body is provided with isolating mechanism, if be connected cold water pipe and sleeve pipe two, cold water flows into the inside of heat exchanger through the connecting pipe that links firmly with the circular through-hole in body top, hot water after the conversion flows into between baffle two and the baffle three-position department through the connecting pipe that links firmly with the circular through-hole in body bottom, and flow out from sleeve pipe one, if be connected cold water pipe and sleeve pipe one, cold water flows in from sleeve pipe one, hot water after the conversion flows out from sleeve pipe two, can select the sleeve pipe interface of connection at will according to the circumstances when making installation heat exchanger for the pressure manifold, it is more convenient to make the installation, the efficiency of installation has been improved, and the pressure manifold for the heat exchanger combines water inlet and delivery port together, the area that the pressure manifold for the heat exchanger occupied has been reduced, be.

Drawings

The present invention will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the position relationship between the pipe body and the isolation mechanism of the present invention;

fig. 3 is a schematic structural view of the middle isolation mechanism of the present invention.

In the figure: 1. a pipe body; 11. a circular through hole; 12. a top cover; 13. a circular tube; 14. a first sleeve; 2. an isolation mechanism; 21. connecting a bent pipe; 22. a first clapboard; 23. a second clapboard; 24. a third clapboard; 25. a second sleeve; 26. a heat insulating pipe; 3. and (4) connecting the pipes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, a header pipe for a heat exchanger includes a pipe body 1 and an isolation mechanism 2 inside the pipe body 1, wherein the top and the bottom of the outer wall of the pipe body 1 are both provided with a plurality of circular through holes 11, the inner sides of the plurality of circular through holes 11 are fixedly connected with a connecting pipe 3, the bottom of the outer wall of the pipe body 1 is fixedly connected with a circular pipe 13 extending to the inside of the pipe body 1 at a position opposite to the circular through holes 11, and the top of the pipe body 1 is fixedly connected with a top cover 12;

the isolation mechanism 2 comprises a connecting bent pipe 21, the outer wall of the top of the connecting bent pipe 21 is fixedly connected with a first partition plate 22, the outer wall of the bottom of the connecting bent pipe 21 is fixedly connected with a third partition plate 24, the outer wall of the connecting bent pipe 21 is positioned between the first partition plate 22 and the third partition plate 24, the position close to the first partition plate 22 is fixedly connected with a second partition plate 23, the bottom of the second partition plate 23 is fixedly connected with one end of a heat insulation pipe 26, the other end of the heat insulation pipe 26 is fixedly connected with the top of the third partition plate 24, when the isolation mechanism is used, a cold water pipe can be connected with a first sleeve pipe 14 or a second sleeve pipe 25, if the cold water pipe is connected with the first sleeve pipe 14, the cold water pipe conveys cold water to the inside the first sleeve pipe 14, the cold water flows into the space between the second partition plate 23 and the third partition plate 24, accumulated cold water flows into a connecting pipe 3 at a corresponding position through a circular through hole 11 along with the filling of the cold, the accumulated hot water flows in from the top of the connecting bent pipe 21 and flows out from the bottom of the connecting bent pipe 21, if the cold water pipe is connected with the second sleeve 25, the cold water flows in between the top cover 12 and the first partition plate 22 through the connecting bent pipe 21 and flows in the heat exchanger through the connecting pipe 3 at the corresponding position, the converted hot water flows in between the second partition plate 23 and the third partition plate 24 through the connecting pipe 3 fixedly connected with the circular through hole 11 at the bottom of the pipe body 1, and the accumulated hot water flows out through the circular pipe 13 and the first sleeve 14.

The outer side walls of the first partition plate 22 and the second partition plate 23 are fixedly connected with the inner side wall of the pipe body 1, the thickness of the first partition plate 22 is the same as that of the second partition plate 23, the first partition plate 22, the second partition plate 23 and the pipe body 1 can form a closed heat insulation layer, and the temperature change caused by the mutual influence of two different water bodies with different temperatures is avoided.

The third partition plate 24 is identical to the outer contour of the top cover 12, the top of the third partition plate 24 is fixedly connected with the bottom of the pipe body 1, the pipe body 1 forms a closed space, the occupied area is reduced, the outer diameter of the heat insulation pipe 26 is smaller than the inner diameter of the pipe body 1, the inner diameter of the heat insulation pipe 26 is larger than the outer diameter of the connecting bent pipe 21, a heat insulation layer is formed between the heat insulation pipe 26 and the connecting bent pipe 21, and the temperature is prevented from being changed due to mutual influence of water bodies with two different temperatures.

The pipe 13 is the same with the external diameter of connecting elbow 21, when body 1 used, can select the sleeve pipe interface that will connect as required, need not increase other parts when changing the sleeve pipe interface again, and it is more convenient to use, and the outer wall of pipe 13 one end links firmly with the one end of sleeve pipe one 14, and the outer wall of connecting elbow 21 bottom links firmly with the one end of sleeve pipe two 25, and the spiral line has all been seted up to the inside of the other end of sleeve pipe one 14 and sleeve pipe two 25, and it is convenient to use.

The distance between the top cover 12 and the first partition plate 22 is equal to the distance between the second partition plate 23 and the third partition plate 24, and the use is convenient.

The working principle is as follows: when the heat exchanger is used, if the cold water pipe is connected with the first sleeve 14, the cold water pipe conveys cold water to the interior of the first sleeve 14, the cold water flows between the second partition 23 and the third partition 24, accumulated cold water flows into the connecting pipe 3 at the corresponding position through the circular through hole 11 along with the filling of the cold water, and flows into the interior of the heat exchanger through the connecting pipe 3, the cold water is converted into hot water through the heat exchanger, the hot water flows into the space between the top cover 12 and the first partition 22 from the connecting pipe 3 fixedly connected with the circular through hole 11 at the top of the pipe body 1, and the accumulated hot water flows into the top of the connecting bent pipe 21 and flows out of the;

if the cold water pipe is connected with the second sleeve 25, cold water flows into the space between the top cover 12 and the first partition plate 22 through the connecting bent pipe 21 and flows into the inside of the heat exchanger through the connecting pipe 3 at the corresponding position, converted hot water flows into the space between the second partition plate 23 and the third partition plate 24 through the connecting pipe 3 fixedly connected with the circular through hole 11 at the bottom of the pipe body 1, and accumulated hot water flows out through the circular pipe 13 and the first sleeve 14.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is illustrative and explanatory only, and various modifications, additions and substitutions as described for the specific embodiments described herein may be made by those skilled in the art without departing from the scope of the invention or exceeding the scope of the invention as defined in the claims.

Claims

1. A collecting pipe for a heat exchanger comprises a pipe body (1) and an isolation mechanism (2) inside the pipe body (1), and is characterized in that a plurality of circular through holes (11) are formed in the top and the bottom of the outer wall of the pipe body (1), connecting pipes (3) are fixedly connected to the inner sides of the circular through holes (11), circular pipes (13) extending into the pipe body (1) are fixedly connected to the positions, opposite to the circular through holes (11), of the bottom of the outer wall of the pipe body (1), and a top cover (12) is fixedly connected to the top of the pipe body (1);

isolation mechanism (2) are including connecting bend (21), the outer wall at connecting bend (21) top has linked firmly baffle one (22), the outer wall of connecting bend (21) bottom has linked firmly baffle three (24), connecting bend (21) outer wall is located between baffle one (22) and baffle three (24) and is close to baffle one (22) position department and has linked firmly baffle two (23), the bottom of baffle two (23) links firmly with the one end of thermal-insulated pipe (26), the other end of thermal-insulated pipe (26) links firmly with the top of baffle three (24).

2. A collecting main for a heat exchanger according to claim 1, characterized in that the outer side walls of the first partition (22) and the second partition (23) are fixedly connected with the inner side wall of the tube body (1), and the thicknesses of the first partition (22) and the second partition (23) are the same.

3. A header for a heat exchanger according to claim 1, wherein the outer contour of the partition plate three (24) is the same as that of the top cover (12), and the top of the partition plate three (24) is fixedly connected with the bottom of the tube body (1).

4. Header for a heat exchanger according to claim 1, characterized in that the external diameter of the insulating tube (26) is smaller than the internal diameter of the tubular body (1), and the internal diameter of the insulating tube (26) is larger than the external diameter of the connecting bend (21).

5. Header for heat exchangers according to claim 1, characterized in that the external diameters of said circular tubes (13) and of said connecting bends (21) are identical.

6. The collecting main for a heat exchanger according to claim 1, wherein the outer wall of one end of the circular tube (13) is fixedly connected with one end of the first sleeve (14), the outer wall of the bottom of the connecting bent tube (21) is fixedly connected with one end of the second sleeve (25), and the insides of the other ends of the first sleeve (14) and the second sleeve (25) are both provided with spiral threads.