CN215637227U

CN215637227U - High-efficiency plate heat exchanger for waste gas catalytic combustion treatment

Info

Publication number: CN215637227U
Application number: CN202121204654.8U
Authority: CN
Inventors: 吴柱强
Original assignee: Guangdong Xilin Energy Conservation And Environmental Protection Engineering Consulting Service Co ltd
Current assignee: Guangdong Xilin Energy Conservation And Environmental Protection Engineering Consulting Service Co ltd
Priority date: 2021-05-31
Filing date: 2021-05-31
Publication date: 2022-01-25
Anticipated expiration: 2031-05-31

Abstract

The utility model belongs to the technical field of heat exchangers, and particularly relates to a high-efficiency plate heat exchanger for catalytic combustion treatment of waste gas, which comprises a fixed plate, a movable plate, a top plate, a bottom plate, side plates, a fastening assembly and a heat exchanger assembly, wherein the fixed plate, the movable plate and the side plates are sequentially connected with the top plate and the bottom plate; the fixed plate is provided with an inlet and an outlet which penetrate through the fixed plate; one end of the fastening assembly is connected with the fixed plate, and the other end of the fastening assembly is connected with the movable plate and used for locking the movable plate; the heat exchanger component is connected to the top plate and limited between the moving plate and the fixed plate, and the heat exchanger component is communicated with the inlet and the outlet. When the heat exchanger assembly needs to be disassembled for cleaning, the pressure of the fastening assembly on the movable plate is relieved, then the movable plate is pushed, and the bottom plate, the top plate and the fixed plate are separated, so that the heat exchanger assembly is taken out, and the disassembly and the assembly are convenient, and the cleaning is also convenient.

Description

High-efficiency plate heat exchanger for waste gas catalytic combustion treatment

Technical Field

The utility model belongs to the technical field of heat exchangers, and particularly relates to a high-efficiency plate heat exchanger for catalytic combustion treatment of waste gas.

Background

The plate heat exchanger is a novel efficient heat exchanger formed by stacking a series of metal sheets with certain corrugated shapes, thin rectangular channels are formed among various plates, and heat exchange is carried out through the plates. The plate heat exchanger is an ideal device for heat exchange of liquid-liquid and liquid-vapor. The heat exchanger has the characteristics of high heat exchange efficiency, small heat loss, compact and light structure, small occupied area, wide application, long service life and the like. The prior heat exchanger is inconvenient to disassemble, assemble and clean, and the heat exchange efficiency is not high.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a high-efficiency plate heat exchanger for catalytic combustion treatment of waste gas, and aims to solve the technical problems that a heat exchanger in the prior art is inconvenient to disassemble, assemble and clean and has low heat exchange efficiency.

In order to achieve the above purpose, an embodiment of the present invention provides a high efficiency plate heat exchanger for catalytic combustion treatment of exhaust gas, which includes a fixed plate, a movable plate, a top plate, a bottom plate, a side plate, a fastening assembly and a heat exchanger assembly, wherein the fixed plate, the movable plate and the side plate are sequentially connected to the top plate and the bottom plate; the fixed plate is provided with an inlet and an outlet which penetrate through the fixed plate; one end of the fastening assembly is connected with the fixed plate, and the other end of the fastening assembly is connected with the movable plate and used for locking the movable plate; the heat exchanger component is connected to the top plate and limited between the moving plate and the fixed plate, and the heat exchanger component is communicated with the inlet and the outlet.

Optionally, the heat exchanger assembly includes a plurality of stacked heat exchanger fins, four corners of each heat exchanger fin are provided with corner holes, and each corner hole is communicated with the corresponding inlet and outlet.

Optionally, the bottom of the top plate is provided with a limiting strip, and the cross section of the limiting strip is in a T shape; the top of heat exchanger fin is equipped with the T-slot, spacing in the T-slot is spacing.

Optionally, strip-shaped grooves are uniformly distributed on two sides of the heat exchange plate, and the horizontal heights of two ends of each strip-shaped groove are higher than the horizontal height of the middle point of each strip-shaped groove.

Optionally, the upper end of the moving plate is rotatably connected with a roller, and the roller is in contact with the upper end face of the top plate.

Optionally, a clamping groove is formed in the lower end of the moving plate, and the clamping groove is connected with the bottom plate in an adaptive mode.

Optionally, the fastening assembly includes a plurality of fastening bolts and fastening nuts, one end of each fastening bolt sequentially penetrates through the fixed plate and the moving plate, and the fastening nuts are connected with the fastening bolts and used for locking the moving plate.

Optionally, the high-efficiency plate heat exchanger for catalytic combustion treatment of exhaust gas further comprises a filtering device, and the filtering device is connected with the inlet and the outlet and is used for filtering impurities.

Optionally, the filtering device includes a filtering shell, a filtering core and two filtering nets, the filtering shell is connected with the inlet and the outlet, the two filtering nets are arranged in the filtering shell at intervals, the filtering core is arranged between the two filtering nets, and the filtering core and the two filtering nets are used for filtering impurities.

Optionally, a flange interface is arranged on one side of the filter shell, which faces away from the fixing plate.

One or more technical schemes in the high-efficiency plate heat exchanger for waste gas catalytic combustion treatment provided by the embodiment of the utility model at least have one of the following technical effects: according to the high-efficiency plate heat exchanger for catalytic combustion treatment of waste gas, the upper end of the fixing plate is connected with the top plate, and the lower end of the fixing plate is connected with the bottom plate; the upper end of the movable plate is limited on the top plate, the lower end of the movable plate is limited on the bottom plate, the movable plate can move on the top plate and the bottom plate, and the distance between the movable plate and the fixed plate can be adjusted; the upper ends of the side plates are connected with the top plate, the lower ends of the side plates are connected with the bottom plate, and the moving stroke of the moving plate is between the fixed plate and the side plates; the heat exchanger assembly is fixedly limited between the fixed plate and the movable plate, the movable plate is fixed through the fastening assembly, at the moment, the movable plate tightly presses the heat exchanger assembly on the fixed plate, the bottom of the heat exchanger assembly is in contact with the bottom plate, and the bottom plate provides supporting force for the heat exchanger assembly to ensure the stability of the heat exchanger assembly; therefore, when the heat exchanger assembly needs to be disassembled for cleaning, the pressure of the fastening assembly on the movable plate is relieved, then the movable plate is pushed, and the bottom plate, the top plate and the fixed plate are separated, so that the heat exchanger assembly is taken out, and the disassembly and the assembly are convenient, and the cleaning is also convenient; the inlet and outlet are connected with the heat exchanger assembly, and fluid enters the heat exchanger assembly from the inlet and outlet to exchange heat, so that the heat exchange function is realized.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

Fig. 1 is a schematic structural diagram of a high-efficiency plate heat exchanger for catalytic combustion treatment of exhaust gas according to an embodiment of the present invention.

Fig. 2 is a cut-away view of a high-efficiency plate heat exchanger for catalytic combustion treatment of exhaust gas according to an embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a heat exchanger plate according to an embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

10-fixed plate 11-inlet and outlet 20-moving plate

21-roller 30-top plate 31-limit strip

40-bottom plate 50-side plate 60-fastening assembly

61-fastening bolt 62-fastening nut 70-heat exchanger assembly

71-heat exchange sheet 72-angular hole 73-T-shaped groove

74-strip groove 80-filtering device 81-filtering shell

82-filter element 83-filter screen 90-flange interface.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to fig. 1-3 are exemplary and intended to be used to illustrate embodiments of the utility model, and should not be construed as limiting the utility model.

In the description of the embodiments of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the embodiments of the present invention and simplifying the description, but 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 thus, should not be construed as limiting the present invention.

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. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. Specific meanings of the above terms in the embodiments of the present invention can be understood by those of ordinary skill in the art according to specific situations.

In an embodiment of the present invention, as shown in fig. 1 to 2, a high efficiency plate heat exchanger for catalytic combustion treatment of exhaust gas is provided, which includes a fixed plate 10, a moving plate 20, a top plate 30, a bottom plate 40, a side plate 50, a fastening assembly 60 and a heat exchanger assembly 70, wherein the fixed plate 10, the moving plate 20 and the side plate 50 are sequentially connected to the top plate 30 and the bottom plate 40; the fixed plate 10 is provided with an inlet and an outlet 11 which penetrate through the fixed plate 10; one end of the fastening assembly 60 is connected to the fixed plate 10, and the other end is connected to the moving plate 20, so as to lock the moving plate 20; the heat exchanger assembly 70 is connected to the top plate 30 and is limited between the moving plate 20 and the fixed plate 10, and the heat exchanger assembly 70 is communicated with the inlet and outlet 11.

Specifically, in the efficient plate heat exchanger for catalytic combustion treatment of exhaust gas according to the embodiment of the present invention, the upper end of the fixing plate 10 is connected to the top plate 30, and the lower end is connected to the bottom plate 40; the upper end of the moving plate 20 is limited on the top plate 30, the lower end of the moving plate 20 is limited on the bottom plate 40, the moving plate 20 can move on the top plate 30 and the bottom plate 40, and the distance between the moving plate 20 and the fixed plate 10 can be adjusted; the upper end of the side plate 50 is connected with the top plate 30, the lower end is connected with the bottom plate 40, and the moving stroke of the moving plate 20 is between the fixed plate 10 and the side plate 50; the heat exchanger assembly 70 is fixedly limited between the fixed plate 10 and the moving plate 20, and the moving plate 20 is fixed through the fastening assembly 60, at this time, the moving plate 20 presses the heat exchanger assembly 70 on the fixed plate 10, the bottom of the heat exchanger assembly 70 is in contact with the bottom plate 40, and the bottom plate 40 supports the heat exchanger assembly 70, so that the heat exchanger assembly 70 is stable; therefore, when the heat exchanger assembly 70 needs to be disassembled for cleaning, the pressure of the fastening assembly 60 on the moving plate 20 is relieved, then the moving plate 20 is pushed, the bottom plate 40, the top plate 30 and the fixed plate 10 are separated, and therefore the heat exchanger assembly 70 is taken out, so that the disassembly and the assembly are convenient, and the cleaning is also convenient; the inlet and outlet 11 is connected with the heat exchanger assembly 70, and fluid enters the heat exchanger assembly 70 from the inlet and outlet 11 for heat exchange, so that the heat exchange function is realized.

In another embodiment of the present invention, as shown in fig. 1 to 3, the heat exchanger assembly 70 includes a plurality of stacked heat exchanging fins 71, four corners of each heat exchanging fin 71 are provided with corner holes 72, and each corner hole 72 communicates with the corresponding inlet/outlet 11. Specifically, the heat exchange plates 71 are stacked, so that the corresponding corner holes 72 of the heat exchange plates 71 are coaxial, and after entering from the inlet and outlet 11, fluid enters the heat exchange plates 71 through the corner holes 72 for heat exchange, so that the purpose of heat exchange is achieved.

In another embodiment of the present invention, as shown in fig. 1 to 3, a limiting strip 31 is disposed at the bottom of the top plate 30, and the cross section of the limiting strip 31 is T-shaped; the top of the heat exchange plate 71 is provided with a T-shaped groove 73, and the limiting strip 31 is limited in the T-shaped groove 73. Specifically, the limiting strips 31 extend along the length direction of the top plate 30, the limiting strips 31 are matched with the T-shaped grooves 73, the heat exchange plates 71 are limited on the top plate 30 due to the arrangement of the T-shaped grooves 73, and the stability of the heat exchange plates 71 is guaranteed.

In another embodiment of the utility model, as shown in fig. 1 to 3, strip-shaped grooves 74 are uniformly arranged on both sides of the heat exchanger plate 71, and the horizontal heights of both ends of the strip-shaped groove 74 are higher than the horizontal height of the midpoint of the strip-shaped groove 74. Specifically, each strip-shaped groove 74 is arranged in parallel at equal intervals, and the horizontal height of the two ends of each strip-shaped groove 74 is higher than the horizontal height of the middle point of each strip-shaped groove 74, so that the length of each strip-shaped groove 74 is increased, when fluid enters between adjacent heat exchange fins 71 through the corner holes 72, the residence time of the fluid in each strip-shaped groove 74 is increased through each strip-shaped groove 74, and the contact area is relatively large, so that the heat exchange efficiency is increased.

In another embodiment of the present invention, as shown in fig. 1 to 2, a roller 21 is rotatably connected to an upper end of the moving plate 20, and the roller 21 contacts an upper end surface of the top plate 30. Specifically, when the moving plate 20 moves on the top plate 30, the roller 21 rotates, and the roller 21 is arranged, so that the moving plate 20 can move more conveniently and stably.

In another embodiment of the present invention, as shown in fig. 1 to 2, a clamping groove is formed at a lower end of the moving plate 20, and the clamping groove is connected to the bottom plate 40 in a fitting manner. Specifically, the width of draw-in groove is the same with the width of bottom plate 40 for bottom plate 40 joint is in the draw-in groove, so, realizes the fixed spacing of movable plate 20, places movable plate 20 and removes.

In another embodiment of the present invention, as shown in fig. 1 to 2, the fastening assembly 60 includes a plurality of fastening bolts 61 and fastening nuts 62, one end of each fastening bolt 61 sequentially penetrates through the fixed plate 10 and the moving plate 20, and the fastening nuts 62 are connected with the fastening bolts 61 for locking the moving plate 20. Specifically, the locking of the moving plate 20 is achieved by a plurality of fastening bolts 61 and fastening nuts 62, thereby fixing the heat exchanger assembly 70; when the heat exchanger assembly 70 needs to be disassembled, the fastening nut 62 is loosened, so that the heat exchanger assembly 70 is convenient to assemble and disassemble.

In another embodiment of the present invention, as shown in fig. 1-2, the high-efficiency plate heat exchanger for catalytic combustion treatment of exhaust gas further includes a filtering device 80, and the filtering device 80 is connected to the inlet and outlet 11 and is used for filtering impurities. Specifically, the filter device 80 is used to filter impurities in the fluid, avoid the impurities from contaminating the heat exchanger assembly 70, and reduce the cost of maintenance and cleaning.

In another embodiment of the present invention, as shown in fig. 1 to 2, the filtering device 80 includes a filtering shell 81, a filtering core 82 and two filtering nets 83, the filtering shell 81 is connected to the inlet/outlet 11, the two filtering nets 83 are spaced in the filtering shell 81, the filtering core 82 is disposed between the two filtering nets 83, and both the filtering core 82 and the two filtering nets 83 are used for filtering impurities. Specifically, two filter screens 83 are fixed spacing in filtering shell 81, and two filter screens 83 press from both sides tightly to filter core 82, and fluid lets in and filters shell 81 back, in proper order through being located filter screen 83, the filter core 82 of filtering core 82 front end and being located the filter screen 83 of filtering core 82 rear end, filters impurity majority, so, avoids impurity pollution heat exchanger component 70, reduces and maintains abluent cost.

In another embodiment of the present invention, as shown in fig. 1 to 2, a flange joint 90 is disposed on a side of the filter housing 81 facing away from the fixing plate 10. Specifically, flange interface 90 and filter shell 81 fixed connection, flange interface 90's setting makes with the pipeline installation that lets in fluid more firm convenient firm.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a high-efficient plate heat exchanger for exhaust gas catalytic combustion handles which characterized in that: the heat exchanger comprises a fixed plate, a movable plate, a top plate, a bottom plate, side plates, a fastening assembly and a heat exchanger assembly, wherein the fixed plate, the movable plate and the side plates are sequentially connected with the top plate and the bottom plate; the fixed plate is provided with an inlet and an outlet which penetrate through the fixed plate; one end of the fastening assembly is connected with the fixed plate, and the other end of the fastening assembly is connected with the movable plate and used for locking the movable plate; the heat exchanger component is connected to the top plate and limited between the moving plate and the fixed plate, and the heat exchanger component is communicated with the inlet and the outlet.

2. A high efficiency plate heat exchanger for catalytic combustion treatment of exhaust gases according to claim 1, characterized in that: the heat exchanger assembly comprises a plurality of stacked heat exchange fins, four corners of each heat exchange fin are provided with corner holes, and each corner hole is communicated with the corresponding inlet and outlet.

3. A high efficiency plate heat exchanger for catalytic combustion treatment of exhaust gases according to claim 2, characterized in that: the bottom of the top plate is provided with a limiting strip, and the cross section of the limiting strip is T-shaped; the top of heat exchanger fin is equipped with the T-slot, spacing in the T-slot is spacing.

4. A high efficiency plate heat exchanger for catalytic combustion treatment of exhaust gases according to claim 2, characterized in that: the heat exchanger is characterized in that strip-shaped grooves are uniformly distributed on two sides of the heat exchange plate, and the horizontal heights of two ends of each strip-shaped groove are higher than the horizontal height of the middle point of each strip-shaped groove.

5. The high-efficiency plate heat exchanger for catalytic combustion treatment of exhaust gas according to any one of claims 1 to 4, characterized in that: the upper end of the moving plate is rotatably connected with a roller, and the roller is in contact with the upper end face of the top plate.

6. The high-efficiency plate heat exchanger for catalytic combustion treatment of exhaust gas according to any one of claims 1 to 4, characterized in that: the lower end of the movable plate is provided with a clamping groove, and the clamping groove is connected with the bottom plate in an adaptive mode.

7. The high-efficiency plate heat exchanger for catalytic combustion treatment of exhaust gas according to any one of claims 1 to 4, characterized in that: the fastening assembly comprises a plurality of fastening bolts and fastening nuts, one ends of the fastening bolts sequentially penetrate through the fixed plate and the movable plate, and the fastening nuts are connected with the fastening bolts and used for locking the movable plate.

8. The high-efficiency plate heat exchanger for catalytic combustion treatment of exhaust gas according to any one of claims 1 to 4, characterized in that: the high-efficiency plate heat exchanger for catalytic combustion treatment of waste gas further comprises a filtering device, and the filtering device is connected with the inlet and the outlet and used for filtering impurities.

9. A high efficiency plate heat exchanger for catalytic combustion treatment of exhaust gases according to claim 8, characterized in that: the filter device comprises a filter shell, a filter element and two filter screens, wherein the filter shell is connected with the inlet and the outlet, the two filter screens are arranged in the filter shell at intervals, the filter element is arranged between the two filter screens, and the filter element and the two filter screens are used for filtering impurities.

10. A high efficiency plate heat exchanger for catalytic combustion treatment of exhaust gases according to claim 9, characterized in that: one side of the filter shell, which is back to the fixing plate, is provided with a flange interface.