CN212340009U

CN212340009U - Arc tube shell type heat exchanger

Info

Publication number: CN212340009U
Application number: CN202020856625.9U
Authority: CN
Inventors: 欧高明; 黄永福; 刘艳; 刘晶
Original assignee: Hunan Zhongda Mechanical And Electrical Co ltd
Current assignee: Hunan Zhongda Mechanical And Electrical Co ltd
Priority date: 2020-05-21
Filing date: 2020-05-21
Publication date: 2021-01-12
Anticipated expiration: 2030-05-21

Abstract

The utility model discloses an arc line shell and tube type heat exchanger, including tube, arc line pipe and ring pipe, the tube includes last tube and lower tube, fixed mounting has the tube shell card on the last tube, both ends fixedly connected with tube shell head about the lower tube, ring pipe fixed mounting is in the tube under. Through the design of the split type pipe shell, the annular pipe and the arc wire pipe, the arrangement of the upper pipe shell and the lower pipe shell in the annular shape reduces the transverse floor area of the equipment, the arrangement and the use of a small-sized factory are facilitated, and the split type pipe shell facilitates the disassembly and the installation of the equipment; through the design of the split type pipe shell, the annular pipe and the arc wire pipe, the upper pipe shell and the lower pipe shell in the annular shape are arranged, and the detection and maintenance of the annular pipe and the arc wire pipe by workers are facilitated.

Description

Arc tube shell type heat exchanger

Technical Field

The utility model relates to a technical field is equipped to the heat exchanger, specifically is an arc line shell and tube type heat exchanger.

Background

The heat exchanger is a device for transferring part of heat of hot fluid to cold fluid, and is also called a heat exchanger. The heat exchanger plays an important role in chemical industry, petroleum industry, power industry, food industry and other industrial production, can be used as a heater, a cooler, a condenser, an evaporator, a reboiler and the like in chemical industry production, and is widely applied. The shell-and-tube heat exchanger mainly comprises a shell, a tube bundle, a tube plate, an end enclosure and the like, wherein the shell is mostly circular, the interior of the shell is provided with the parallel tube bundle or the spiral tube, and two ends of the tube bundle are fixed on the tube plate. Two fluids for heat exchange in the shell-and-tube heat exchanger, wherein one fluid flows in the tube, and the stroke of the fluid is called as tube pass; the tube flows outside the tube, the stroke is called shell side, and the wall surface of the tube bundle is the heat transfer surface.

The tube of conventional shell and tube heat exchanger generally sets up to the linearity, and inside heat exchange tube is installed inside the tube, and the length of this type of tube is general great, dismantles with installation work inconvenience very, and area is great, is unfavorable for small-size mill's use, and shell and tube heat exchange tube among the prior art keeps warm the effect poor in addition, lasts the heat transfer effect poor, therefore we need propose an pitch arc shell and tube heat exchanger.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pitch arc shell and tube type heat exchanger through the setting of annular detachable shell, has reduced the horizontal area of equipment, makes things convenient for staff's dismouting work to the heat transfer heat preservation effect of equipment has been improved, with the problem of proposing in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an arc tube shell type heat exchanger comprises a tube shell, an arc tube and a ring tube, wherein the tube shell comprises an upper tube shell and a lower tube shell, the upper tube shell is fixedly provided with a tube shell clamp, the upper end and the lower end of the lower tube shell are fixedly connected with tube shell heads, the annular pipe is fixedly arranged in the lower pipe shell, the arc pipe is fixed on the annular pipe in a surrounding manner, one end of the annular pipe is fixedly connected with a first water outlet pipe, the other end of the annular pipe is fixedly connected with a second water inlet pipe, one end of the arc pipe is fixedly connected with a first water inlet pipe, the other end of the arc tube is fixedly connected with a second water outlet pipe, the first water outlet pipe and the second water inlet pipe are both fixedly connected with a threaded adapter, the conical adapters are fixedly connected to the first water inlet pipe and the second water outlet pipe, the heat insulation layer is fixedly mounted in the upper pipe shell, and the annular groove is formed in the heat insulation layer.

Preferably, the fluid flow direction of the annular pipe is opposite to the fluid flow direction of the arc pipe.

Preferably, the pipe shell head is provided with a through hole, the first water inlet pipe and the first water outlet pipe are fixedly arranged in the through hole, and the second water inlet pipe and the second water outlet pipe are fixedly arranged in the through hole.

Preferably, a blind hole is formed in the annular groove of the heat insulation layer, the blind hole is an internal thread blind hole, and a fixing screw is fixedly mounted in the blind hole.

Preferably, the annular pipe and the arc pipe are both positioned in an annular groove of the heat-insulating layer.

Preferably, the heat insulation layer is a polyurethane composite foam plate, and the length of the heat insulation layer is larger than that of the upper pipe shell.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through the design of the split type tube shell, the annular tube and the arc line tube, the arrangement of the upper tube shell and the lower tube shell in the annular shape reduces the transverse floor area of the equipment, is convenient for the arrangement and the use of a small-sized factory, and the split type tube shell is convenient for the disassembly and the installation of the equipment and is convenient for the detection and the maintenance of workers on the annular tube and the arc line tube;

2. through the design of pipe shell head and heat preservation, go up the pipe shell both ends and insert in the pipe shell head, the installation of the partition formula pipe of being convenient for, the heat preservation sets up in the outside of annular pipe and arc spool, keeps warm to equipment, prevents that annular pipe and arc spool from losing too much heat energy at the heat transfer in-process, and the heat transfer keeps warm effectually.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the inside of the lower shell of the present invention;

fig. 3 is an internal schematic view of the upper tube shell of the present invention.

In the figure: the pipe comprises an upper pipe shell 1, a lower pipe shell 2, a pipe shell clamp 3, a pipe shell head 4, a first water inlet pipe 5, a first water outlet pipe 6, a second water inlet pipe 7, a second water outlet pipe 8, a conical adapter 9, a threaded adapter 10, an arc pipe 11, an annular pipe 12, a heat insulation layer 13, an annular groove 14, a fixing screw 15 and a blind hole 16.

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.

Referring to fig. 1-3, the present invention provides a technical solution: an arc tube shell type heat exchanger comprises a tube shell, an arc tube 11 and a ring tube 12, wherein the tube shell comprises an upper tube shell 1 and a lower tube shell 2, a tube shell clamp 3 is fixedly arranged on the upper tube shell 1, tube shell heads 4 are fixedly connected to the upper end and the lower end of the lower tube shell 2, the ring tube 12 is fixedly arranged in the lower tube shell 2, the arc tube 11 is fixed on the ring tube 12 in a surrounding manner, one end of the ring tube 12 is fixedly connected with a first water outlet pipe 6, the other end of the ring tube 12 is fixedly connected with a second water inlet pipe 7, one end of the arc tube 11 is fixedly connected with a first water inlet pipe 5, the other end of the arc tube 11 is fixedly connected with a second water outlet pipe 8, threaded adapters 10 are fixedly connected to the first water outlet pipe 6 and the second water inlet pipe 7, conical adapters 9 are fixedly connected to the first water inlet pipe 5 and the second water outlet pipe 8, and the heat-insulating layer 13 is provided with an annular groove 14.

Specifically, the fluid flowing direction of the annular pipe 12 is opposite to that of the arc pipe 11. The opposite direction of flow increases the efficiency of heat transfer between the annular tubes 12 and the arc tubes 11.

Specifically, a through hole is formed in the pipe shell head 4, the first water inlet pipe 5 and the first water outlet pipe 6 are fixedly installed in the through hole, and the second water inlet pipe 7 and the second water outlet pipe 8 are fixedly installed in the through hole. The pipe shell head 4 is convenient for installing the two groups of water inlet pipes and the water outlet pipes.

Specifically, a blind hole 16 is formed in an annular groove 14 of the heat insulation layer 13, the blind hole 16 is an internal thread blind hole, and a fixing screw 15 is fixedly mounted in the blind hole 16. The threaded blind holes and the fixing screws 15 facilitate the installation and fixation of the heat-insulating layer 13.

Specifically, the annular tube 12 and the arc tube 11 are both located in an annular groove 14 of the insulating layer 13. The heat preservation layer 12 is wrapped on the annular pipe 12 and the arc pipe 11 to prevent heat from dissipating to the outside.

Specifically, the heat insulation layer 13 is a polyurethane composite foam plate, and the length of the heat insulation layer 13 is larger than that of the upper pipe shell 1. The insulation layer 13 of greater length is conveniently mounted on the lower shell 2 together with the upper shell 1.

The working principle is as follows: through the design of the split type pipe shell, the annular pipe 12 and the arc line pipe 11, the arrangement of the upper pipe shell 1 and the lower pipe shell 2 in the annular shape reduces the transverse floor area of the equipment, is convenient for the arrangement and the use of a small-sized factory, the split type pipe shell is convenient for the disassembly and the installation of the equipment, and is convenient for the detection and the maintenance of workers on the annular pipe 12 and the arc line pipe 11, the utility model discloses simple structure, the transverse floor area is small; through the design of pipe shell head 4 and heat preservation 13, insert in pipe shell head 4 at 2 both ends of top tube shell, the installation of the partition formula tube of being convenient for, heat preservation 13 sets up in the outside of annular pipe 12 and pitch arc pipe 11, keeps warm to equipment, prevents that annular pipe 12 and pitch arc pipe 11 from losing too much heat energy at the heat transfer in-process, and the heat transfer keeps warm effectually.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An arc shell and tube heat exchanger, includes shell and tube, arc pipe (11) and annular pipe (12), its characterized in that: the pipe comprises an upper pipe shell (1) and a lower pipe shell (2), a pipe shell clamp (3) is fixedly mounted on the upper pipe shell (1), pipe shell heads (4) are fixedly connected to the upper end and the lower end of the lower pipe shell (2), a ring pipe (12) is fixedly mounted in the lower pipe shell (2), an arc pipe (11) is fixed on the ring pipe (12) in a surrounding manner, a first water outlet pipe (6) is fixedly connected to one end of the ring pipe (12), a second water inlet pipe (7) is fixedly connected to the other end of the ring pipe (12), a first water inlet pipe (5) is fixedly connected to one end of the arc pipe (11), a second water outlet pipe (8) is fixedly connected to the other end of the arc pipe (11), threaded adapters (10) are fixedly connected to the first water outlet pipe (6) and the second water inlet pipe (7), and conical adapters (9) are fixedly connected to the first water inlet pipe (5) and the second water outlet, an insulating layer (13) is fixedly arranged in the upper tube shell (1), and an annular groove (14) is formed in the insulating layer (13).

2. An arcuate shell and tube heat exchanger as defined in claim 1, wherein: the fluid flowing direction of the annular pipe (12) is opposite to that of the arc pipe (11).

3. An arcuate shell and tube heat exchanger as defined in claim 1, wherein: the pipe shell head (4) is provided with a through hole, the first water inlet pipe (5) and the first water outlet pipe (6) are fixedly arranged in the through hole, and the second water inlet pipe (7) and the second water outlet pipe (8) are fixedly arranged in the through hole.

4. An arcuate shell and tube heat exchanger as defined in claim 1, wherein: a blind hole (16) is formed in an annular groove (14) of the heat-insulating layer (13), the blind hole (16) is an internal thread blind hole, and a fixing screw (15) is fixedly mounted in the blind hole (16).

5. An arcuate shell and tube heat exchanger as defined in claim 1, wherein: the annular pipe (12) and the arc pipe (11) are both positioned in an annular groove (14) of the heat-insulating layer (13).

6. An arcuate shell and tube heat exchanger as defined in claim 1, wherein: the heat-insulating layer (13) is a polyurethane composite foam plate, and the length of the heat-insulating layer (13) is larger than that of the upper pipe shell (1).