Plate type gas-gas heat exchanger suitable for high-humidity environment

Abstract

The plate type gas-gas heat exchanger suitable for the high-humidity environment comprises a bearing frame, a heat dissipation plate and an upper guide rail are installed on the bottom face and the inner top face of the bearing frame respectively, a lower guide rail is fixedly installed on the top face of the heat dissipation plate, and a sealing plate is arranged between the upper guide rail and the lower guide rail. A fixing pipe is arranged on the bearing frame in a penetrating mode, and a locking hole is formed in the surface of the fixing pipe. According to the utility model, the quick-release fixing pipe is arranged, the pull ring is pulled, the locking rod is driven to move out of the locking hole, at the moment, the locking rod releases the fixing pipe, and then the fixing pipe can be detached by horizontally pulling the fixing pipe, so that the operation is convenient and labor-saving, and the downtime is reduced. The upper guide rail and the lower guide rail are arranged to be of the double-layer structure, the heat insulation layer is filled between the outer layer and the inner layer, the heat insulation layer is made of ceramic fiber or aerogel heat insulation materials, an original externally-attached heat insulation gasket is replaced, additional heat insulation gaskets are not needed, the number of parts is reduced, and the assembly complexity is lowered.

Description

TECHNICAL FIELD

[0001] The utility model relates to heat exchanger technical field especially relates to a kind of plate type gas-gas heat exchanger suitable for high humidity environment. BACKGROUND

[0002] Gas-gas plate heat exchanger is by a series of with certain corrugated shape metal sheet stack and form a kind of high-efficiency heat exchanger, various sheet form thin rectangular channel, heat exchange is carried out through sheet, it has high heat exchange efficiency, small heat loss, compact structure light and handy, small footprint, widely used, long service life and so on, in the same pressure loss condition, its heat transfer coefficient is 3-5 times higher than that of tube heat exchanger, footprint is one third of tube heat exchanger, heat recovery rate can be up to 90% or more, however, the existing gas-gas plate heat exchanger, when metal sheet temperature is too high, possibly lead to the guide rail and fixed rod connected to it thermal deformation, once fixed rod or guide rail deformation, possibly extrude metal sheet and cause the air inlet channel on metal sheet to leak, and when carrying out heat exchange to some industrial waste gas, when waste gas leaks, not only will destroy ecological environment, but also possibly cause personnel to appear safety accident, therefore, it is not safe enough to use, and its high-temperature resistance is poor.

[0003] The existing technology has the following problems:

[0004] After a large amount of retrieval, the patent file with application No. CN202222407950.9 discloses a kind of high-temperature-resistant gas-gas plate heat exchanger, the patent utilizes the two air inlets of one side position as the air inlet end and air outlet end of hot air, while the two air inlets of the other side position as the air inlet end and air outlet end of cold air, simultaneously access hot gas and cold gas, hot gas and cold gas will flow along the air port sealing ring on the sealing plate, and the sealing plate can fully transmit the heat of hot gas, and transfer heat to cold gas, realize the heat exchange of hot gas and cold gas, hot gas and cold gas are transmitted to the air outlet end of hot gas and cold gas via the air guide sealing ring on both sides, to complete the overall gas-gas heat exchange process.

[0005] However, the above-mentioned patent still has problems that need to be improved in actual use, and the more obvious problem is that the fixed nuts at both ends of the loose sealing tube are loosened to disassemble the sealing plate, which requires additional tools for operation, is tedious and laborious, and the external paste type heat insulation gasket requires additional heat insulation gasket, the number of parts is large, and the assembly complexity is high.

[0006] Therefore, we propose a kind of plate type gas-gas heat exchanger suitable for high humidity environment to solve the above-mentioned drawbacks. UTILITY MODEL CONTENTS

[0007] The utility model aims at solving the shortcomings in the prior art and provides a kind of plate type gas-gas heat exchanger suitable for high humidity environment.

[0008] In order to achieve the above object, the utility model adopts the following technical scheme: A plate type gas-gas heat exchanger suitable for high humidity environment, including bearing frame, the bottom surface and the inner top surface of bearing frame are equipped with heat dissipation plate and upper rail respectively, the top surface of heat dissipation plate is fixedly installed with lower rail, be provided with sealing plate between upper rail and lower rail, the fixed pipe is set up on bearing frame, and the surface of fixed pipe is equipped with locking hole, the surface of bearing frame and fixed pipe is set up with locking rod, and one end of locking rod is equipped with pull ring, and the pull ring is equipped with spring between the outer side of locking rod and bearing frame.

[0009] Preferably, the sealing plate is provided with a plurality of, and the plurality of sealing plates are equidistantly distributed on the bearing frame.

[0010] Preferably, the upper rail and the lower rail are composed of an outer layer and an inner layer, and a heat insulation layer is arranged between the outer layer and the inner layer.

[0011] Preferably, the length of the fixed pipe is greater than the length of the bearing frame.

[0012] Preferably, the upper rail and the lower rail are arranged in parallel.

[0013] Preferably, the sealing plate edge is wrapped with a sealing ring.

[0014] Compared with the prior art, the utility model has the beneficial effects that:

[0015] 1. In the utility model, the fixed pipe is quickly disassembled by pulling the pull ring, driving the locking rod to move out of the locking hole, releasing the fixed pipe, and then horizontally pulling the fixed pipe to disassemble the fixed pipe, which is convenient and labor-saving, and reduces downtime.

[0016] 2. In the utility model, the upper rail and the lower rail are arranged as a double-layer structure, the outer layer and the inner layer are filled with a heat insulation layer, the heat insulation layer is made of ceramic fiber or aerogel insulation material, and the original externally attached heat insulation pad is replaced, without the need for additional heat insulation pad, and the number of parts is reduced, and the assembly complexity is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the drawings needed in the embodiments will be briefly introduced below, and obviously, the drawings in the following description are only some embodiments of the utility model, and those skilled in the art can obtain other drawings according to these drawings without creating labor.

[0018] Figure 1 A structure diagram of a plate type gas-gas heat exchanger suitable for high humidity environment is proposed for the utility model;

[0019] Figure 2 isometric view of the lower rail and the heat dissipation plate;

[0020] Figure 3 isometric view of the lower rail and the heat dissipation plate;

[0021] Figure 4 isometric view of the lower rail and the heat dissipation plate; Figure 1 isometric view of the lower rail and the heat dissipation plate;

[0022] Legend:

[0023] 1, bearing frame; 2, lower rail; 3, upper rail; 4, heat dissipation plate; 5, fixed tube; 6, sealing plate; 7, inner layer; 8, heat insulation layer; 9, locking rod; 10, locking hole; 11, pull ring; 12, spring; 13, outer layer. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present application will be apparently and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0025] In the description of the present application, it should be noted that the orientations or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and thus cannot be understood as indicating or implying that the devices or elements indicated must have a particular orientation, be constructed and operated in a particular orientation, and thus cannot be understood as limiting the present application; the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance; in addition, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connecting" should be understood in a broad sense, for example, can be fixed connection, can also be detachable connection, or integrally connected; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, and can be the communication between two elements. For those skilled in the art, the specific meanings of the above terms in the present application can be understood according to the specific circumstances.

[0026] Please refer to Figures 1-4The utility model provides a plate type gas -gas heat exchanger suitable for high humidity environment, including bearing frame 1, the bottom surface and the inner top surface of bearing frame 1 are installed heat dissipation plate 4 and upper rail 3 respectively, and the top surface of heat dissipation plate 4 is fixedly installed lower rail 2, and the upper rail 3 and lower rail 2 are provided with sealing plate 6, and the fixed pipe 5 is provided with locking hole 10 on the surface, and the surface of bearing frame 1 and fixed pipe 5 is provided with locking rod 9, and one end of locking rod 9 is installed pull ring 11, and spring 12 is equipped between pull ring 11 and bearing frame 1 and is located the outside of locking rod 9.

[0027] By setting the quick-release fixed pipe 5, pulling the pull ring 11, the locking rod 9 is removed from the locking hole 10, at this time the locking rod 9 releases the fixed pipe 5, then horizontally pulling the fixed pipe 5 can disassemble the fixed pipe 5, convenient and labor-saving operation, reduce downtime, wherein the upper rail 3 and the lower rail 2 are provided as a double-layer structure, the outer layer 13 and the inner layer 7 are filled with a heat insulation layer 8, the heat insulation layer 8 is made of ceramic fiber or aerogel insulation material, replacing the original external thermal pad, without additional thermal pad, and reducing the number of parts, reducing the assembly complexity.

[0028] In the embodiment: the sealing plate 6 is provided with a plurality of, and the plurality of sealing plates 6 are equidistantly distributed on the bearing frame 1.

[0029] Specifically, improve the heat exchange effect and efficiency.

[0030] In the embodiment: the upper rail 3 and the lower rail 2 are composed of the outer layer 13 and the inner layer 7, and the heat insulation layer 8 is arranged between the outer layer 13 and the inner layer 7.

[0031] Specifically, the heat insulation effect is achieved, and the risk of thermal deformation of the upper rail 3 and the lower rail 2 is reduced.

[0032] In the embodiment: the length of the fixed pipe 5 is greater than the length of the bearing frame 1.

[0033] Specifically, the fixing effect of the plurality of sealing plates 6 is ensured.

[0034] In the embodiment: the upper rail 3 and the lower rail 2 are arranged in parallel.

[0035] Specifically, the plurality of sealing plates 6 can be limited to play a role, and the stability is ensured.

[0036] In the embodiment: the sealing plate 6 is wrapped with a sealing ring.

[0037] Specifically, the sealing property between the plurality of sealing plates 6 is improved, and the high humidity environment can be used.

[0038] Working principle: when using, through setting quick-release type fixed pipe 5, pulling the pull ring 11, drive the locking rod 9 from the locking hole 10, at this time the locking rod 9 release fixed pipe 5, then horizontal pull fixed pipe 5 can be fixed pipe 5 disassembled, convenient operation, save labor, reduce downtime, wherein by setting the upper rail 3 and the lower rail 2 to double-layer structure, the outer layer 13 and the inner layer 7 are filled with heat insulation layer 8, the heat insulation layer 8 adopts ceramic fiber or aerogel heat insulation material, replaces the original outer paste type heat insulation gasket, no additional heat insulation gasket is needed, and the number of parts is reduced, and the assembly complexity is reduced.

[0039] The above is only the preferred specific implementation of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A plate heat exchanger of the gas-gas type suitable for use in high humidity environments, comprising a carrier frame (1), characterised in that, The bottom surface and the inner top surface of the bearing frame (1) are respectively provided with a heat dissipation plate (4) and an upper guide rail (3), the top surface of the heat dissipation plate (4) is fixedly provided with a lower guide rail (2), the upper guide rail (3) and the lower guide rail (2) are provided with a sealing plate (6), the bearing frame (1) is provided with a fixed pipe (5) penetrating therethrough, the surface of the fixed pipe (5) is provided with a locking hole (10), the surface of the bearing frame (1) and the fixed pipe (5) is provided with a locking rod (9) penetrating therethrough, one end of the locking rod (9) is provided with a pull ring (11), and the pull ring (11) is provided with a spring (12) sleeved on the outer side of the locking rod (9) between the bearing frame (1).

2. A plate heat exchanger according to claim 1, c h a r a c t e r i s e d in that The sealing plate (6) is provided with a plurality of sealing plates (6) which are equidistantly distributed on the bearing frame (1).

3. A plate heat exchanger according to claim 1, c h a r a c t e r i s e d in that The upper guide rail (3) and the lower guide rail (2) are both composed of an outer layer (13) and an inner layer (7), and the outer layer (13) and the inner layer (7) are provided with a heat insulation layer (8).

4. A plate heat exchanger according to claim 1, c h a r a c t e r i z e d in that The length of the fixed pipe (5) is greater than the length of the bearing frame (1).

5. A plate heat exchanger according to claim 1, c h a r a c t e r i z e d in that The upper guide rail (3) and the lower guide rail (2) are arranged in parallel.

6. A plate heat exchanger according to claim 1, c h a r a c t e r i z e d in that The edge of the sealing plate (6) is wrapped with a sealing ring.

Images