CN210862348U

CN210862348U - Tube-plate heat exchanger head

Info

Publication number: CN210862348U
Application number: CN201921613638.7U
Authority: CN
Inventors: 陈加明
Original assignee: Daye Huarui Machinery Manufacturing Co ltd
Current assignee: Daye Huarui Machinery Manufacturing Co ltd
Priority date: 2019-09-25
Filing date: 2019-09-25
Publication date: 2020-06-26
Anticipated expiration: 2029-09-25

Abstract

The utility model discloses a tube sheet heat exchanger head relates to the heat exchanger field, including heat exchanger shell and head, one side fixed surface of heat exchanger shell is connected with first ring flange, one side fixed surface of head is connected with the second ring flange, the one end middle part fixedly connected with of second ring flange is kept away from to the head is taken over, fixed mounting bolt on first ring flange and the second ring flange, the head is close to one side internal surface fixed connection of second ring flange and is connected with the guide plate, the straight orifice has been seted up at the middle part of guide plate, water conservancy diversion punch combination has been seted up in the outside of guide plate, the inner wall fixedly connected with draft tube of head. The utility model discloses a cooperation setting of first ring flange and second ring flange is connected heat exchanger shell and head, and six water conservancy diversion holes enable the thermal current distribution in the heat exchanger more even in the water conservancy diversion punch combination, make the resistance of the thermal current of heat exchanger littleer.

Description

Tube-plate heat exchanger head

Technical Field

The utility model relates to a heat exchanger field, in particular to tube sheet heat exchanger head.

Background

The heat exchanger is a general device in chemical industry, petroleum and other industrial departments, and plays an important role in production, the heat exchanger can be used as a heater, a cooler, a condenser, an evaporator, a reboiler and the like in chemical industry production, the application is wide, the types of the heat exchanger are various due to different production scales, material properties, heat transfer requirements and the like, and the end socket is an end cover on a pressure container of the heat exchanger and is a main pressure-bearing part of the pressure container.

Most of heat exchangers in the prior art are planar pore plate end sockets, and in the using process of the planar pore plate end sockets, the internal airflow flow field of the heat exchanger has serious nonuniformity, fluid in the whole end socket is quite concentrated from an inlet to an outlet, and most of high-speed fluid is concentrated in the central position of the end socket, so that the flow resistance of the fluid is increased, and the defects exist in the using process.

Therefore, it is necessary to invent a tube-plate heat exchanger end socket to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a tube sheet heat exchanger head to the problem that the interior fluid flow resistance of fluid is big of tube sheet heat exchanger head plane orifice plate structure airflow flow field who provides is inhomogeneous among the solution above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a pipe plate type heat exchanger end socket comprises a heat exchanger shell and an end socket, wherein a first flange plate is fixedly connected to the outer surface of one side of the heat exchanger shell, a second flange plate is fixedly connected to the outer surface of one side of the end socket, a connecting pipe is fixedly connected to the middle of one end, far away from the second flange plate, of the end socket, and bolts are fixedly installed on the first flange plate and the second flange plate;

the inner surface of one side that the head is close to the second ring flange is fixedly connected with the guide plate, the straight orifice has been seted up at the middle part of guide plate, the water conservancy diversion punch combination has been seted up in the outside of guide plate, the inner wall fixedly connected with draft tube of head.

Optionally, the heat exchanger shell is mutually adaptive to the end socket, and the diameters of the heat exchanger shell and the end socket are equal.

Optionally, the guide plate and the end enclosure are mutually adaptive, and the guide plate is of an annular structure.

Optionally, the diversion hole group comprises six diversion holes, six the diversion holes are equal in size, and six the diversion holes are all in an inclined arrangement.

Optionally, the first flange plate and the second flange plate are mutually matched, and the outer surface of the guide shell is fixedly connected with the inner surface of the seal head.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a cooperation setting of first ring flange and second ring flange is connected heat exchanger shell and head, and six water conservancy diversion holes enable the thermal current distribution in the heat exchanger more even in the water conservancy diversion punch combination, make the resistance of the thermal current of heat exchanger littleer.

Drawings

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

FIG. 2 is a schematic front sectional view of the head structure of the present invention;

fig. 3 is a schematic side view of the structure of the flow guide hole set of the present invention.

In the figure: 1. a heat exchanger housing; 2. sealing the end; 3. taking over a pipe; 4. a first flange plate; 5. a second flange plate; 6. a bolt; 7. a baffle; 8. a straight-flow hole; 9. a group of flow guide holes; 10. a guide shell.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in 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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

The utility model provides a tube-plate heat exchanger end socket as shown in figures 1-3, which comprises a heat exchanger shell 1 and an end socket 2, wherein the heat exchanger shell 1 and the end socket 2 are mutually matched, and the diameters of the heat exchanger shell 1 and the end socket 2 are equal;

as shown in fig. 1, a first flange plate 4 is fixedly connected to the outer surface of one side of a heat exchanger shell 1, a second flange plate 5 is fixedly connected to the outer surface of one side of an end enclosure 2, the first flange plate 4 and the second flange plate 5 are mutually matched, the outer surface of a draft tube 10 is fixedly connected to the inner surface of the end enclosure 2, a connecting tube 3 is fixedly connected to the middle of one end of the end enclosure 2, which is far away from the second flange plate 5, and a bolt 6 is fixedly mounted on the first flange plate 4 and the second flange plate 5;

as shown in fig. 2 and 3, a guide plate 7 is fixedly connected to the inner surface of one side of the end socket 2 close to the second flange 5, the guide plate 7 is matched with the end socket 2, the guide plate 7 is of an annular structure, a straight flow hole 8 is formed in the middle of the guide plate 7, a guide hole group 9 is formed in the outer side of the guide plate 7, the guide hole group 9 is composed of six guide holes, the six guide holes are equal in size, the six guide holes are all arranged in an inclined manner, and a guide cylinder 10 is fixedly connected to the inner wall of the end socket 2.

This practical theory of operation: during the installation, through docking second ring flange 5 with first ring flange 4, then carry out bolted connection with second ring flange 5 and first ring flange 4 through bolt 6, during the use, with the cooperation of straight orifice 8, water conservancy diversion punch combination 9 and draft tube 10 of the circulation of heat in the heat exchanger shell 1, make the thermal current gather together, and carry out the water conservancy diversion towards taking over 3 directions, a plurality of water conservancy diversion holes in the water conservancy diversion punch combination 9 are the slope form and set up, the resistance is littleer when the thermal current rethread draft tube 10 makes the flow of air current.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a tube-sheet heat exchanger head, includes heat exchanger shell (1) and head (2), its characterized in that: a first flange plate (4) is fixedly connected to the outer surface of one side of the heat exchanger shell (1), a second flange plate (5) is fixedly connected to the outer surface of one side of the end socket (2), a connecting pipe (3) is fixedly connected to the middle of one end, far away from the second flange plate (5), of the end socket (2), and bolts (6) are fixedly mounted on the first flange plate (4) and the second flange plate (5);

the inner surface of one side that head (2) is close to second ring flange (5) is fixedly connected with guide plate (7), straight orifice (8) have been seted up at the middle part of guide plate (7), water conservancy diversion punch combination (9) have been seted up in the outside of guide plate (7), the inner wall fixedly connected with draft tube (10) of head (2).

2. The tube-plate heat exchanger head of claim 1, wherein:

the heat exchanger shell (1) and the end socket (2) are mutually matched, and the diameters of the heat exchanger shell (1) and the end socket (2) are equal.

3. The tube-plate heat exchanger head of claim 1, wherein:

the guide plate (7) is matched with the seal head (2), and the guide plate (7) is of an annular structure.

4. The tube-plate heat exchanger head of claim 1, wherein:

the flow guide hole group (9) is composed of six flow guide holes, the flow guide holes are equal in size, and the flow guide holes are all obliquely arranged.

5. The tube-plate heat exchanger head of claim 1, wherein:

the first flange plate (4) and the second flange plate (5) are mutually matched, and the outer surface of the guide cylinder (10) is fixedly connected with the inner surface of the seal head (2).