CN213363535U

CN213363535U - Heat transfer element efficient circulation form for plate heat exchanger

Info

Publication number: CN213363535U
Application number: CN202021711174.6U
Authority: CN
Inventors: 何广宏; 王健
Original assignee: Langfang Amaxi Environmental Protection Equipment Co ltd
Current assignee: Langfang Amaxi Environmental Protection Equipment Co ltd
Priority date: 2020-08-17
Filing date: 2020-08-17
Publication date: 2021-06-04
Anticipated expiration: 2030-08-17

Abstract

The utility model discloses a high-efficient circulation form of heat transfer element for plate heat exchanger, including the heat transfer slab, the heat transfer slab includes: the heat exchange device comprises an angle hole, a sealing groove, a heat exchange area, a flow distribution area and a flow guide area; the quantity of corner hole is four, and four the corner hole is located four corners of heat transfer plate piece respectively, and is a plurality of the seal groove sets up on the heat transfer plate piece, and is a plurality of be provided with the seal gasket of rubber material in the seal groove, the heat transfer district sets up the middle part at the heat transfer plate piece, diffluence pass district and water conservancy diversion district all set up on the heat transfer plate piece, the heat transfer plate piece is many, and every the heat transfer plate piece is stamping sheet spare, and the material is cold stamping forming's sheet metal. The utility model discloses it is rational in infrastructure, can effectively reduce the dead area of flowing of the short fat type slab of same side flow, increase effective heat transfer area, improve the version utilization ratio.

Description

Heat transfer element efficient circulation form for plate heat exchanger

Technical Field

The utility model relates to a plate heat exchanger is with high-efficient heat transfer element especially relates to a plate heat exchanger is with high-efficient circulation form of heat transfer element.

Background

The plate heat exchanger is a high-efficiency dividing wall type heat exchange device and is widely applied to various industries such as heating, ventilating and air conditioning, electric power, petrifaction, food pharmacy, ships, ferrous metallurgy and the like. The key part in the heat exchanger is a heat exchange plate, and the structure of the plate directly influences the application field, the use convenience, the cost, the repeated utilization rate and the service life of the product.

At present, in the plate heat exchanger field, the ratio of ordinary plate heat exchanger's heat transfer slab length and width is not more than 3, mostly is short fat type, and the medium circulation mode is the homonymy business turn over, leads to the inside medium of heat exchanger to flow inequality, has great blind spot, and effective heat transfer area reduces, has increased investment cost, therefore we have designed a plate heat exchanger and have solved above problem with heat transfer element high efficiency circulation form.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art, and providing a high-efficiency circulation form of a heat transfer element for a plate heat exchanger.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a heat transfer element high efficiency flow through form for a plate heat exchanger comprising heat transfer plates, said heat transfer plates comprising: the heat exchange device comprises an angle hole, a sealing groove, a heat exchange area, a flow distribution area and a flow guide area; the quantity of corner hole is four, and four the corner hole is located four corners of heat transfer slab respectively, and is a plurality of the seal groove sets up on the heat transfer slab, and is a plurality of be provided with the seal gasket of rubber material in the seal groove, the heat transfer district sets up the middle part at the heat transfer slab, diffluence pass and water conservancy diversion district all set up on the heat transfer slab.

Preferably, the heat transfer plate is provided with a plurality of heat transfer plates, and each heat transfer plate is a stamped thin plate made of a cold stamping formed thin plate.

Preferably, each heat transfer plate is punched with turbulence waves in a certain shape and sequence on the surface.

Preferably, the number of the branch areas is four, the branch areas are located on the outer sides of the corner holes, and the two branch areas on the same side are communicated with each other.

Preferably, the number of the flow guide areas is two, and the two flow guide areas are located between the two flow distribution areas on the same side.

Preferably, the two ends of the heat transfer plate are provided with rabbets.

Compared with the prior art, the utility model, its beneficial effect does:

the utility model discloses can effectively reduce the dead area that flows the flow of the short fat type slab of homonymy flow, increase effective heat transfer area, improve the version utilization ratio.

Drawings

Fig. 1 is a schematic structural view of a heat transfer plate of a plate heat exchanger of the present invention;

FIG. 2 is a flow-through pattern for a heat transfer plate of a prior art plate heat exchanger;

fig. 3 is a high efficiency flow pattern using the novel heat transfer element.

In the figure: 1 corner hole, 2 sealing grooves, 3 heat exchange areas, 4 shunting areas, 5 flow guide areas, 6 sealing gaskets of the heat transfer plates of the existing plate heat exchangers and 7 sealing gaskets.

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.

Referring to fig. 1-3, a heat transfer element high efficiency flow through form for a plate heat exchanger comprises heat transfer plates comprising: the heat exchange device comprises an angle hole 1, a sealing groove 2, a heat exchange zone 3, a shunting zone 4 and a flow guide zone 5; the number of the corner holes 1 is four, the four corner holes 1 are respectively positioned at four corners of the heat transfer plate, and the medium flows diagonally at intervals among the four corner holes 1 of the heat transfer plate through the sealing gaskets 7; the plurality of sealing grooves 2 are arranged on the heat transfer plate, sealing gaskets 7 made of rubber are respectively arranged in the plurality of sealing grooves 2, the heat exchange area 3 is arranged in the middle of the heat transfer plate, and the flow distribution area 4 and the flow guide area 5 are both arranged on the heat transfer plate.

Specifically, the heat transfer plate is provided with a plurality of heat transfer plates, each heat transfer plate is a stamping thin plate, and the material of each heat transfer plate is a thin plate formed by cold stamping.

Specifically, the surface of each heat transfer plate is punched with turbulence ripples with a certain shape and sequence.

Specifically, the number of the shunting areas 4 is four, the shunting areas 4 are located on the outer side of the corner hole 1, and the two shunting areas 4 on the same side are communicated with each other.

Specifically, the number of the flow guide areas 5 is two, and the two flow guide areas 5 are located between the two shunting areas 4 on the same side.

Specifically, the two ends of the heat transfer plate are provided with rabbets.

Explained further, the flow dividing region 4 is used for dividing a certain flow rate of fluid entering the corner hole 1, so that the fluid flows into the flow guiding region 5 and the heat exchange region 3 as uniformly as possible; the flow guide region 5 is used for guiding the fluid shunted from the shunting region 4 to make the fluid uniformly flow through each part of the heat exchange region 3, thereby achieving the purpose of heat exchange balance of the heat exchange region 3; sealing grooves 2 are arranged at the periphery of the heat transfer plate corner hole 1 and the side edges of the heat transfer plates and used for positioning a sealing gasket 7 made of rubber.

Specifically, fig. 2 is current plate heat transfer element medium circulation form for plate heat exchanger, the homonymy business turn over between the board angle hole of seal gasket 6's structure of its medium through current plate heat exchanger heat transfer board, its medium flow characteristic has decided inside A/B and has flowed unevenly, especially to the version type of board length and width ratio less than or equal to 3, short fat type for short, its runner inside medium streamline makes inside region have the dead zone A/B that flows, the dead zone that flows increases, effective heat transfer area reduces in reality, for satisfying the user demand, need rely on whole increase board quantity to satisfy.

Further explain, fig. 3 is the utility model discloses the high-efficient circulation form of plate heat transfer element, its medium pass through seal gasket 7's structure be the diagonal angle business turn over between heat transfer slab corner hole 1, to the short fat type version of the aforesaid, the flow blind spot of the inside region AB that the medium streamline is in its runner reduces greatly, has improved actual effective heat transfer area, has improved the version utilization ratio.

The utility model has the advantages that: the utility model discloses can effectively reduce the dead area that flows the flow of the short fat type slab of homonymy flow, increase effective heat transfer area, improve the version utilization ratio.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A high efficiency flow through form of a heat transfer element for a plate heat exchanger, comprising heat transfer plates, characterized in that the heat transfer plates comprise: the heat exchanger comprises an angle hole (1), a sealing groove (2), a heat exchange area (3), a flow splitting area (4) and a flow guide area (5); the quantity of corner hole (1) is four, and four corner hole (1) is located four corners of heat transfer slab respectively, and is a plurality of seal groove (2) set up on the heat transfer slab, and is a plurality of be provided with seal gasket (7) of rubber material in seal groove (2), heat transfer area (3) set up the middle part at the heat transfer slab, diffluence pass (4) and diversion district (5) all set up on the heat transfer slab.

2. The heat transfer element high-efficiency flow-through form for the plate heat exchanger as recited in claim 1, wherein the number of the heat transfer plates is plural, and each of the heat transfer plates is a stamped thin plate made of a cold-stamped thin plate.

3. A heat transfer element high efficiency flow through form for a plate heat exchanger as claimed in claim 1 wherein each of said heat transfer plates is stamped with a shape and sequence of turbulating corrugations on its surface.

4. A heat transfer element high efficiency flow through form for a plate heat exchanger according to claim 1, characterized in that the number of said divided flow regions (4) is four, and said divided flow regions (4) are located outside the corner holes (1), and two of said divided flow regions (4) on the same side are communicated with each other.

5. A heat transfer element high efficiency flow pattern for a plate heat exchanger according to claim 1, characterized in that the number of said flow guiding areas (5) is two, and two of said flow guiding areas (5) are located between two of said dividing areas (4) on the same side.

6. A heat transfer element high efficiency flow through form for a plate heat exchanger according to claim 1 wherein the heat transfer plates are provided with rabbets at both ends.