Heat exchanger convenient to disassemble

Abstract

The heat exchanger comprises a first shell and a second shell, a first annular groove is formed in one end of the second shell, a second annular sealing plate is arranged on the inner wall of the first annular groove in a sleeved mode, and the second annular sealing plate is fixedly connected with the first shell. The outer surface of the second shell is fixedly connected with four fixing plates which are evenly distributed in the circumferential direction, the surfaces of the fixing plates are provided with inserting openings, the inner walls of the inserting openings are slidably connected with limiting plates, one ends of the limiting plates are fixedly connected with the first shell, and the limiting plates are in limiting connection with the corresponding fixing plates through positioning mechanisms. The inner wall of the first shell and the inner wall of the second shell are both fixedly connected with annular plates, two circular plates are arranged between the two annular plates, and a plurality of heat transfer pipes are arranged between the two circular plates. According to the heat exchanger convenient to disassemble, the first shell and the second shell can be disassembled conveniently under the condition that tools are not needed, workers can clean the interior conveniently, and the heat exchanger convenient to disassemble is practical.

Description

TECHNICAL FIELD

[0001] The utility model relates to heat exchanger technical field especially is related to a heat exchanger convenient to dismount. BACKGROUND

[0002] The shell-and-tube heat exchanger is also called the tube-bank heat exchanger, which is a wall heat exchanger with the wall of the tube bundle enclosed in the shell as the heat transfer surface. The heat exchanger has simple structure, low cost, wide flow cross section and easy cleaning of scale, but has low heat transfer coefficient and large floor area, can be made of various structural materials (mainly metal materials) and can be used at high temperature and high pressure, and is the most widely used type.

[0003] The patent file with the published number CN219347446U discloses a heat exchanger convenient to dismount, relates to the heat exchanger technical field and comprises a lower shell, first flange pieces are fixedly connected to the outer surfaces of the two sides of the lower shell, first connecting pieces are fixedly connected to the outer surfaces of the front and rear sides of the lower shell near the top.

[0004] However, the prior art has the following problems in use. The prior art needs to dismount many bolts by using tools to complete the dismounting of the whole device, which is troublesome. Therefore, the heat exchanger convenient to dismount is provided. UTILITY MODEL CONTENTS

[0005] The utility model provides a heat exchanger convenient to dismount, solves the technical problem raised in the background art of the prior art.

[0006] The utility model solves the technical problem and provides the following scheme. The utility model discloses a heat exchanger convenient to dismount, which comprises a shell one and a shell two, one end of the shell two is provided with an annular groove one, the inner wall of the annular groove one is sleeved with an annular sealing plate two, the annular sealing plate two is fixedly connected with the shell one, the outer surface of the shell two is fixedly connected with four fixed plates which are uniformly distributed in a circle, the surface of the fixed plate is provided with a socket, the inner wall of the socket is slidably connected with a limiting plate, one end of the limiting plate is fixedly connected with the shell one, the limiting plate is limitedly connected with the corresponding fixed plate through a positioning mechanism, the inner walls of the shell one and the shell two are fixedly connected with a circular ring plate, two circular plates are arranged between the two circular ring plates, a plurality of heat transfer pipes are arranged between the two circular plates, the heat transfer pipes penetrate through the circular plates and are fixedly connected with the penetrating parts, the opposite surfaces of the two circular ring plates are provided with annular grooves two, the inner walls of the annular grooves two are sleeved with annular sealing plates one, the annular sealing plates one are fixedly connected with the corresponding circular plates.

[0007] On the basis of the above technical scheme, the utility model can also be improved as follows.

[0008] Further, the upper end of the shell one is provided with a cold water inlet pipe and a hot water inlet pipe penetrating the shell one and fixedly connected with the penetrating part.

[0009] Further, the upper end of the shell two is provided with a hot water outlet pipe and a cold water outlet pipe penetrating the shell two and fixedly connected with the penetrating part.

[0010] Further, the lower end surface of the shell one and the shell two is fixedly connected with a support plate, the positioning mechanism comprises a positioning plug plate arranged in the fixed plate and in sliding connection with the inner wall of a positioning plug groove arranged on the surface of the limiting plate.

[0011] Further, one end of the positioning plug plate is provided with a threaded rod in rotating connection with the positioning plug plate through a bearing, the threaded rod penetrates the fixed plate and is in threaded connection with the penetrating part.

[0012] Further, one end of the threaded rod is fixedly connected with a rotating handle, and one side surface of the positioning plug plate is fixedly connected with a limiting slide plate in sliding connection with the inner wall of a limiting slide groove arranged on the surface of the fixed plate.

[0013] The heat exchanger provided by the utility model has the following advantages:

[0014] The shell one, the shell two, the fixed plate, the limiting plate, the positioning mechanism, the annular plate, the circular plate, the heat transfer pipe, the annular sealing plate one, the annular sealing plate two, the annular groove one and the annular groove two are arranged in cooperation, so that the shell one and the shell two can be disassembled without tools, the interior can be cleaned by the staff, and the practicability is improved.

[0015] The above description is only a summary of the technical scheme of the utility model, in order to more clearly understand the technical means of the utility model, and the content of the specification can be implemented, the following preferred embodiments of the utility model are described in detail with reference to the drawings. BRIEF DESCRIPTION OF DRAWINGS

[0016] The drawings described herein are used to provide a further understanding of the utility model, and constitute a part of the application, the schematic embodiments of the utility model and the description are used to explain the utility model, and do not constitute an improper limitation on the utility model. In the drawings:

[0017] Figure 1 The structure schematic view of the heat exchanger convenient to disassemble provided by an embodiment of the utility model is shown in the figure.

[0018] Figure 2 The structure schematic view of the heat exchanger convenient to disassemble provided by an embodiment of the utility model is shown in the figure. Figure 1 The structure side view schematic diagram of the support plate in the heat exchanger convenient to disassemble provided by the utility model is shown in the figure.

[0019] Figure 3 For Figure 1 Provided is a schematic diagram of the structure of a heat exchanger that is easy to disassemble in a front view cross-sectional view;

[0020] Figure 4 For Figure 3 Provided is a schematic diagram of the structure of a heat exchanger that is easy to disassemble in a front view cross-sectional view;

[0021] Figure 5 For Figure 3 Provided is a schematic diagram of the structure of a heat exchanger that is easy to disassemble in a front view cross-sectional view;

[0022] Figure 6 For Figure 3 Provided is a schematic diagram of the structure of a heat exchanger that is easy to disassemble in a front view cross-sectional view.

[0023] In the drawings, the components represented by the respective reference numerals are listed as follows:

[0024] 1, the shell one; 2, cold water inlet pipe; 3, hot water inlet pipe; 4, support plate; 5, shell two; 6, hot water outlet pipe; 7, cold water outlet pipe; 8, fixed plate; 9, limiting plate; 10, rotating handle; 11, threaded rod; 12, positioning plug; 13, circular ring plate; 14, annular sealing plate one; 15, circular plate; 16, heat transfer pipe; 17, annular sealing plate two; 18, annular groove one; 19, socket; 20, positioning slot; 21, limiting sliding groove; 22, limiting sliding plate; 23, annular groove two. DETAILED DESCRIPTION

[0025] The principles and features of the present application are described below, and the examples are used only to explain the present application and are not intended to limit the scope of the present application. In the following paragraphs, the present application is described in more detail by way of example with reference to the accompanying drawings. The advantages and features of the present application will be more apparent from the following description and claims. It should be noted that the drawings are greatly simplified and use non-precise proportions, only to facilitate and clarify the purpose of assisting in the description of the embodiments of the present application. Figures 1-6 It should be noted that when a component is referred to as "fixed to" another component, it can be directly on the other component or there can be a middle component. When a component is referred to as "connected to" another component, it can be directly connected to the other component or there can be a middle component. When a component is referred to as "disposed on" another component, it can be directly disposed on the other component or there can be a middle component. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0026] ​

[0027] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description herein is for describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "and / or" includes any and all combinations of one or more of the associated listed items.

[0028] As shown in Figures 1-6 The utility model provides a kind of heat exchanger convenient to disassemble, including shell one 1 and shell two 5, one end of shell two 5 is equipped with annular groove one 18, the inner wall of annular groove one 18 is equipped with annular sealing plate two 17, annular sealing plate two 17 is fixedly connected with shell one 1, the outer surface of shell two 5 is fixedly connected with four fixed plates 8 that are circumferentially evenly distributed, the surface of fixed plate 8 is equipped with spigot 19, the inner wall of spigot 19 is slidably connected hole with limiting plate 9, one end of limiting plate 9 is fixedly connected with shell one 1, limiting plate 9 is limitedly connected with corresponding fixed plate 8 by positioning mechanism, the inner wall of shell one 1 and shell two 5 is fixedly connected with circular ring plate 13, two described circular ring plates 13 are provided with two circular plates 15, and multiple heat transfer tubes 16 are provided between the two circular plates 15, and the heat transfer tube 16 is fixedly connected with the penetrating portion and penetrates the circular plate 15, the opposite surface of two described circular ring plates 13 is equipped with annular groove two 23, the inner wall of annular groove two 23 is equipped with annular sealing plate one 14, and annular sealing plate one 14 is fixedly connected with corresponding circular plate 15.

[0029] Preferably, the upper end of the shell one 1 is provided with a cold water inlet pipe 2 and a hot water inlet pipe 3 penetrating the shell one 1 and fixedly connected with the penetrating portion.

[0030] Preferably, the upper end of the shell two 5 is provided with a hot water outlet pipe 6 and a cold water outlet pipe 7 penetrating the shell two 5 and fixedly connected with the penetrating portion.

[0031] Preferably, the lower end surface of the shell one 1 and the shell two 5 is fixedly connected with a support plate 4, and the positioning mechanism includes a positioning plugboard 12 arranged inside the fixed plate 8, the positioning plugboard 12 is slidably connected with the inner wall of a positioning slot 20 arranged on the surface of the limiting plate 9, and the cooperation of the positioning plugboard 12 and the positioning slot 20 can limit the connection between the fixed plate 8 and the limiting plate 9.

[0032] Preferably, one end of the positioning plugboard 12 is provided with a threaded rod 11 rotatably connected with the positioning plugboard 12 through a bearing, the threaded rod 11 penetrates the fixed plate 8 and is screwedly connected with the penetrating portion, and the threaded rod 11 can drive the positioning plugboard 12 to move.

[0033] Preferably, one end of the threaded rod 11 is fixedly connected with a rotating handle 10, one side surface of the positioning plug plate 12 is fixedly connected with a limiting sliding plate 22 which is in sliding connection with the inner wall of a limiting sliding groove 21 opened on the surface of the fixed plate 8, and the cooperation of the limiting sliding plate 22 and the limiting sliding groove 21 can make the positioning plug plate 12 move in a limited manner.

[0034] The specific working principle and use method of the utility model are as follows:

[0035] The utility model provides a kind of heat exchanger of convenient disassembly, when using, cold water enters into the inside of shell one 1 by cold water inlet pipe 2, then flows to the inside of shell two 5 by heat transfer pipe 16, then is discharged by cold water outlet pipe 7 to circulate, and hot water enters between two circular plates 15 by hot water inlet pipe 3, then is discharged by hot water outlet pipe 6 to circulate, to realize the function of heat exchange;When subsequent shell one 1 and shell two 5 need to be disassembled, by rotating four rotating handles 10 respectively, rotating handle 10 drives threaded rod 11 to rotate, so that threaded rod 11 drives positioning plug plate 12 to move, positioning plug plate 12 is separated from corresponding positioning plug groove 20, after separation, limiting plate 9 can be separated from fixed plate 8, shell one 1 and shell two 5 can be separated, then circular plate 15 and circular ring plate 13 can be separated by directly pulling heat transfer pipe 16, so that staff can clean conveniently, after cleaning, circular plate 15 and circular ring plate 13 are sealedly connected by the cooperation of annular sealing plate one 14 and annular groove two 23, then shell one 1 and shell two 5 are sealedly connected by the cooperation of annular sealing plate two 17 and annular groove one 18, then positioning plug plate 12 can be reversely moved by reversing rotating handle 10 respectively, positioning plug plate 12 slides into positioning plug groove 20, so that limiting plate 9 and fixed plate 8 are limitingly connected, to complete the limiting installation between shell one 1 and shell two 5.

[0036] The above is only the preferred embodiment of the utility model, and does not limit the utility model in any form; ordinary technical personnel in the industry can implement the utility model according to the drawings and the above description; however, the equivalent changes, modifications and evolution of slight changes, modifications and evolution made by those skilled in the art without departing from the technical scheme of the utility model are equivalent embodiments of the utility model; meanwhile, any equivalent changes, modifications and evolution of the above embodiments according to the essential technology of the utility model are still within the protection scope of the technical scheme of the utility model.

Claims

1. A heat exchanger which is easy to disassemble, comprising a shell one (1) and a shell two (5), characterized in that, One end of the shell two (5) is provided with annular groove one (18), the inner wall of annular groove one (18) is sleeved with annular sealing plate two (17), annular sealing plate two (17) is fixedly connected with shell one (1), the outer surface of shell two (5) is fixedly connected with four fixed plates (8) which are uniformly distributed in a circle, the surface of fixed plate (8) is provided with socket (19), the inner wall of socket (19) is slidably connected with hole limiting plate (9), one end of limiting plate (9) is fixedly connected with shell one (1), limiting plate (9) is limitingly connected with the corresponding fixed plate (8) through the positioning mechanism, the inner wall of shell one (1) and shell two (5) is fixedly connected with circular ring plate (13), two circular ring plates (13) are provided with two circular plates (15), a plurality of heat transfer pipes (16) are arranged between two circular plates (15), heat transfer pipe (16) penetrates circular plate (15) and is fixedly connected with the penetrating part, the opposite surfaces of two circular ring plates (13) are provided with annular groove two (23), the inner wall of annular groove two (23) is sleeved with annular sealing plate one (14), annular sealing plate one (14) is fixedly connected with the corresponding circular plate (15).

2. The heat exchanger of claim 1, wherein, The upper end of the shell one (1) is provided with cold water inlet pipe (2) and hot water inlet pipe (3) which penetrate the shell one (1) and are fixedly connected with the penetrating parts.

3. The heat exchanger of claim 1, wherein, The upper end of the shell two (5) is provided with hot water outlet pipe (6) and cold water outlet pipe (7) which penetrate the shell two (5) and are fixedly connected with the penetrating parts.

4. The heat exchanger of claim 1, wherein, The lower end surface of shell one (1) and shell two (5) is fixedly connected with support plate (4), the positioning mechanism comprises positioning plugboard (12) arranged in the fixed plate (8), and the positioning plugboard (12) is slidably connected with the inner wall of positioning slot (20) arranged on the surface of limiting plate (9).

5. The heat exchanger of claim 4, wherein, One end of the positioning plugboard (12) is provided with threaded rod (11) rotatably connected with the positioning plugboard (12) through the bearing, the threaded rod (11) penetrates the fixed plate (8) and is screwedly connected with the penetrating part.

6. The heat exchanger of claim 5, wherein, One end of the threaded rod (11) is fixedly connected with rotating handle (10), one side surface of the positioning plugboard (12) is fixedly connected with limiting slide plate (22) slidably connected with the inner wall of limiting sliding groove (21) arranged on the surface of fixed plate (8). One end of the threaded rod (11) is fixedly connected with rotating handle (10), one side surface of the positioning plugboard (12) is fixedly connected with limiting slide plate (22) slidably connected with the inner wall of limiting sliding groove (21) arranged on the surface of fixed plate (8).

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