CN217483315U

CN217483315U - Novel gas-gas plate type heat exchanger

Info

Publication number: CN217483315U
Application number: CN202220464942.5U
Authority: CN
Inventors: 焦兴齐; 王军; 陈国民; 焦洋
Original assignee: Dezhou Maoxiang Energy Saving Equipment Co ltd
Current assignee: Dezhou Maoxiang Energy Saving Equipment Co ltd
Priority date: 2022-03-05
Filing date: 2022-03-05
Publication date: 2022-09-23
Anticipated expiration: 2032-03-05

Abstract

The utility model discloses a novel gas plate heat exchanger belongs to heat exchanger technical field, when present gas plate heat exchanger is used for the flue gas heat transfer, can long-pending smoke and dust of attaching on the heat transfer board, lead to the heat exchange efficiency to reduce, and the heat transfer board expend with heat and contract with cold leads to warping easily and damage, this scheme includes the shell, the inner chamber middle part fixed mounting heat exchange assemblies of shell, heat source import and heat source export are opened respectively to the both sides of shell, cold source import and cold source export have been opened respectively to the top and the bottom of shell, the heat source import, the heat source export, cold source import and cold source export are all just to heat exchange assemblies, install clearance mechanism between shell and heat exchange assemblies. The hot source gas such as flue gas flows through heat source import and heat source export, and cold source gas flows through cold source import and cold source export, and heat source gas heat heats cold source gas through heat exchange assembly, reaches the purpose of heat transfer, and is convenient for clear up heat exchange assembly through clearance mechanism, avoids the smoke and dust in the flue gas to deposit on heat exchange assembly.

Description

Novel gas-gas plate type heat exchanger

Technical Field

The utility model relates to a heat exchanger technical field specifically is a novel gas plate heat exchanger.

Background

The gas plate heat exchanger is formed by overlapping and welding a series of metal sheets, thin rectangular channels are formed among the metal sheets, cold and hot fluids flow through the respective channels and are serially connected to transfer heat through the material of the metal sheets, the gas plate heat exchanger is efficient heat exchange equipment special for heat exchange among gases, and the common gas plate heat exchanger is mainly used for waste heat recovery of flue gas of various industries in the energy conservation and emission reduction industry and heat exchange necessary for various process systems. Make the cooling of used heat flue gas through the heat replacement, thereby heat recycling system reaches energy-conserving purpose, and then improves enterprise's economic benefits, reduces the running cost, improves the competitiveness, but, when present gas plate heat exchanger is used for the flue gas heat transfer, can long-pending attach the smoke and dust on the heat transfer board, lead to heat exchange efficiency to reduce, and heat transfer board size laminating shell, expend with heat and contract with cold leads to the heat transfer board to warp the damage easily, for this we propose a novel gas plate heat exchanger and be used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel gas plate heat exchanger to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel gas plate heat exchanger, includes the shell, the inner chamber middle part fixed mounting heat exchange assemblies of shell, open respectively in the both sides of shell has heat source import and heat source export, the top and the bottom of shell are opened respectively has cold source import and cold source export, heat source import, heat source export, cold source import and cold source export are all just to heat exchange assemblies, install clearance mechanism between shell and heat exchange assemblies.

Preferably, the outer wall of the heat exchange assembly is tightly attached to the inner wall of the shell, and the heat source inlet, the heat source outlet, the cold source inlet and the cold source outlet are fixedly welded with square flanges.

Preferably, heat exchange assembly includes a plurality of heat transfer boards, and is a plurality of the heat transfer board clearance is arranged, adjacent two the equal fixed weld heat source shrouding in both sides of heat transfer board, adjacent two the top and the bottom homoenergetic fixed weld cold source shrouding of heat transfer board, form the cold source passageway between heat transfer board and heat source shrouding, form the heat source passageway between heat transfer board and cold source shrouding, the equal integrated into one piece in both ends of heat transfer board is equipped with the flexure strip, be equipped with clearance mechanism in the heat source passageway.

Preferably, the elastic sheet is an integrally welded elastic steel sheet V-shaped structure, and the heat source sealing plate and the cold source sealing plate are distributed at intervals along the width direction of the heat exchange assembly.

Preferably, the clearance mechanism includes the mount, the equal fixed mounting mount of shell both ends inner wall, the middle part of mount rotates the installation pulley, the stay cord is cup jointed in the slip on the pulley, the outer wall of shell is run through to the one end of stay cord, the other end fixed connection mounting panel of stay cord, the mounting panel slip joint is on the inner wall of shell, the installation spring between the both ends of mounting panel and mount, a plurality of connecting rods of fixed mounting on the mounting panel, the connecting rod stretches into in the heat source passageway and the fixed mounting brush board.

Preferably, the spring is always in a compressed state, one end of the pull rope, which is far away from the mounting plate, penetrates through the shell and is fixedly provided with the pull ring, and a sealing ring is arranged between the shell and the pull rope.

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

1. the heat source gas flows through the heat source channel, the cold source gas flows through the cold source channel, heat exchange is carried out through the heat exchange plate, and meanwhile, when the heat exchange plate is expanded with heat and contracted with cold, the elastic sheet of the V-shaped structure stretches out and draws back to provide deformation of the expanded with heat and contracted with cold, so that damage caused by deformation of the heat exchange plate is avoided;

2. the pull ring is pulled manually, so that the pull rope is pulled, the mounting plate is pulled to slide by the pull rope, the inner walls of the heat exchange plates on two sides of the heat source channel are brushed by the brush plate, after the pull rope is loosened, the mounting plate is reset by the aid of elasticity of the spring, the purpose of repeated brushing is achieved, smoke dust accumulation is avoided, and heat exchange efficiency is improved.

Drawings

FIG. 1 is a schematic structural view of the present invention,

FIG. 2 is a schematic sectional view of the present invention,

fig. 3 is the structural schematic diagram of the heat exchange assembly of the present invention.

Fig. 4 is an enlarged schematic structural view of a in fig. 2 according to the present invention.

In the figure: 1. a housing; 2. a heat source inlet; 3. a heat source outlet; 4. a cold source inlet; 5. a cold source outlet; 6. A heat exchange assembly; 61. a heat exchange plate; 62. a heat source closing plate; 63. a cold source sealing plate; 64. a cold source channel; 65. a heat source channel; 66. an elastic sheet; 7. a cleaning mechanism; 71. a fixed mount; 72. a pulley; 73. mounting a plate; 74. A spring; 75. a connecting rod; 76. brushing the board; 77. and pulling a rope.

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.

Example (b): as shown in fig. 1-4, the utility model provides a novel gas plate heat exchanger, including shell 1, the inner chamber middle part fixed mounting heat exchange assemblies 6 of shell 1, heat source import 2 and heat source export 3 have been opened respectively to the both sides of shell 1, and the top and the bottom of shell 1 have been opened cold source import 4 and cold source export 5 respectively, and heat source import 2, heat source export 3, cold source import 4 and cold source export 5 are all just to heat exchange assemblies 6, installation clearance mechanism 7 between shell 1 and heat exchange assemblies 6. Hot source gas such as flue gas flows through heat source import 2 and heat source export 3, and cold source gas flows through cold source import 4 and cold source export 5, and heat source gas heat heats cold source gas through heat exchange assembly, reaches the purpose of heat transfer, and is convenient for clear up heat exchange assembly 6 through clearance mechanism 7, avoids the smoke and dust in the flue gas to deposit on heat exchange assembly 6.

The outer wall of the heat exchange component 6 is tightly attached to the inner wall of the shell 1, and the heat source inlet 2, the heat source outlet 3, the cold source inlet 4 and the cold source outlet 5 are fixedly welded with square flanges.

The heat exchange assembly 6 comprises a plurality of heat exchange plates 61, the plurality of heat exchange plates 61 are arranged in a clearance mode, heat source seal plates 62 are fixedly welded on two sides of each two adjacent heat exchange plates 61, cold source seal plates 63 can be fixedly welded on the tops and the bottoms of the two adjacent heat exchange plates 61, a cold source channel 64 is formed between each heat exchange plate 61 and the corresponding heat source seal plate 62, a heat source channel 65 is formed between each heat exchange plate 61 and the corresponding cold source seal plate 63, elastic plates 66 are integrally formed at two ends of each heat exchange plate 61, a cleaning mechanism 7 is arranged in each heat source channel 65, the elastic plates 66 are integrally welded to form an elastic steel sheet V-shaped structure, the heat source seal plates 62 and the cold source seal plates 63 are distributed at intervals along the width direction of the heat exchange assembly 6, heat source gas flows through the heat source channels 65, the cold source gas flows through the cold source channels 64 to exchange heat through the heat exchange plates 61, and meanwhile, when the heat exchange plates 61 are expanded by heat and contracted by cold, the elastic plates 66 of the V-shaped structures stretch, the deformation quantity of expansion with heat and contraction with cold is provided, and damage caused by deformation of the heat exchange plate 61 is avoided.

The cleaning mechanism 7 comprises a fixed frame 71, the fixed frame 71 is fixedly arranged on the inner walls of the two ends of the shell 1, a pulley 72 is rotatably arranged in the middle of the fixed frame 71, a pull rope 77 is slidably sleeved on the pulley 72, one end of the pull rope 77 penetrates through the outer wall of the shell 1, the other end of the pull rope 77 is fixedly connected with a mounting plate 73, the mounting plate 73 is slidably clamped on the inner wall of the shell 1, springs 74 are arranged between the two ends of the mounting plate 73 and the fixed frame 71, a plurality of connecting rods 75 are fixedly arranged on the mounting plate 73, the connecting rods 75 extend into the heat source channel 65 and fixedly install the brush plate 76, the springs 74 are always in a compressed state, one end of the pull rope 77, which is far away from the mounting plate 73, penetrates through the shell 1 and fixedly installs a pull ring, a sealing ring is arranged between the shell 1 and the pull rope 77, the pull ring is manually pulled, so that the pull rope 77 pulls the mounting plate 73 to slide, so that the brush plate 76 brushes the inner walls of the heat exchange plates 61 on the two sides of the heat source channel 65 are brushed by the brush plate 76, after the pull rope 77 is loosened, the elastic force of the spring 74 enables the mounting plate 73 to reset, so that the purpose of brushing repeatedly is achieved, the accumulation of smoke dust is avoided, and the heat exchange efficiency is improved.

The working principle is as follows: hot source gas such as flue gas flows through heat source inlet 2 and heat source outlet 3, cold source gas flows through cold source inlet 4 and cold source outlet 5, heat source gas flows through heat source passageway 65, cold source gas flows through cold source passageway 64, carry out the heat transfer through heat transfer plate 61, and simultaneously, when heat transfer plate 61 receives expend with heat and contract with cold, V type structure's flexure strip 66 stretches out and draws back, the deformation volume that provides expend with heat and contract with cold, avoid heat transfer plate 61 deformation to lead to the damage, manual pulling pull ring, thereby pulling stay cord 77, stay cord 77 pulling mounting panel 73 slides, thereby make brush 76 brush the wiping heat transfer plate 61 inner wall of heat source passageway 65 both sides, loosen stay cord 77 back, spring 74's elasticity makes mounting panel 73 reset, thereby reach the mesh of brushing repeatedly, avoid long-pending attaching, improve heat exchange efficiency.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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. A novel gas-gas plate heat exchanger comprises a shell (1), and is characterized in that: inner chamber middle part fixed mounting heat exchange assemblies (6) of shell (1), open respectively in the both sides of shell (1) has heat source import (2) and heat source export (3), the top and the bottom of shell (1) have been opened cold source import (4) and cold source export (5) respectively, heat source import (2), heat source export (3), cold source import (4) and cold source export (5) are all just to heat exchange assemblies (6), install clearance mechanism (7) between shell (1) and heat exchange assemblies (6).

2. The novel gas-gas plate heat exchanger of claim 1, characterized in that: the outer wall of the heat exchange component (6) is tightly attached to the inner wall of the shell (1), and square flanges are fixedly welded on the heat source inlet (2), the heat source outlet (3), the cold source inlet (4) and the cold source outlet (5).

3. The novel gas-gas plate heat exchanger of claim 1, characterized in that: heat exchange assemblies (6) are including a plurality of heat transfer board (61), and are a plurality of heat transfer board (61) clearance arrangement, adjacent two the equal fixed welding heat source shrouding (62) in both sides of heat transfer board (61), adjacent two the top and the bottom homoenergetic fixed welding cold source shrouding (63) of heat transfer board (61), form cold source passageway (64) between heat transfer board (61) and heat source shrouding (62), form heat source passageway (65) between heat transfer board (61) and cold source shrouding (63), the equal integrated into one piece in both ends of heat transfer board (61) is equipped with flexure strip (66), be equipped with clearance mechanism (7) in heat source passageway (65).

4. A novel gas-gas plate heat exchanger according to claim 3, characterized in that: the elastic sheet (66) is of an integrally welded elastic steel sheet V-shaped structure, and the heat source sealing plate (62) and the cold source sealing plate (63) are distributed at intervals in the width direction of the heat exchange assembly (6).

5. A novel gas-gas plate heat exchanger according to claim 3, characterized in that: clearance mechanism (7) are including mount (71), the equal fixed mounting mount (71) of shell (1) both ends inner wall, the middle part of mount (71) rotates installation pulley (72), pulley (72) are gone up the slip and are cup jointed stay cord (77), the outer wall of shell (1) is run through to the one end of stay cord (77), the other end fixed connection mounting panel (73) of stay cord (77), mounting panel (73) slip joint is on the inner wall of shell (1), installation spring (74) between the both ends of mounting panel (73) and mount (71), a plurality of connecting rods of fixed mounting (75) are gone up in mounting panel (73), connecting rod (75) stretch into in heat source passageway (65) and fixed mounting brush board (76).

6. The novel gas-gas plate heat exchanger of claim 5, characterized in that: the spring (74) is in a compressed state all the time, one end of the pull rope (77) far away from the mounting plate (73) penetrates through the shell (1) and is fixedly provided with a pull ring, and a sealing ring is arranged between the shell (1) and the pull rope (77).