CN103438617B

CN103438617B - Detachable upright heat exchanger

Info

Publication number: CN103438617B
Application number: CN201310378378.0A
Authority: CN
Inventors: 徐志平
Original assignee: Jiangyan City Taiyi Metal Bellows Co ltd
Current assignee: Taizhou Tai Yi metal Network Management Co., Ltd.
Priority date: 2013-08-27
Filing date: 2013-08-27
Publication date: 2015-07-22
Anticipated expiration: 2033-08-27
Also published as: CN103438617A

Abstract

The invention discloses a detachable upright heat exchanger. The detachable upright heat exchanger comprises a support, a flow guide barrel, a heat exchange pipe, a shell, a water inlet pipe and a drainage pipe. The flow guide barrel is vertically arranged on the support, and is sleeved with the matched shell from top to bottom; the combination position of the shell and the flow guide barrel are connected through a bolt to form a detachable sealing structure; the flow guide barrel is an open container with a bottom; spiral fins wound on the outer side of the barrel wall are matched with the shell to form an internally-arranged spiral water channel; the heat exchange pipe is placed along the spiral water channel; an inlet end connection pipe and an outlet end return pipe of the heat exchange pipe are led out of the bottom of the barrel; an overflow hole penetrating through the barrel wall is formed in the high end of the spiral water channel in the flow guide barrel; a through hole penetrating through the external barrel bottom of the barrel wall is formed in the lowest end of the spiral water channel in the flow guide barrel, and is used for being connected with the drainage pipe; the water inlet pipe is connected with the through hole in the barrel bottom of the flow guide barrel to form a water inlet channel. Because the shell is detachable, water scale can be removed in a barrier-free mode, and the heat exchange efficiency expectation is easily achieved.

Description

Detachable upright heat exchanger

Technical field

The present invention relates to a kind of heat-exchange device, specifically, the present invention relates to and a kind ofly easily take the heat exchanger being convenient to do inner snaking process apart.

Background technology

Along with national economy is fast-developing and the raising of living standards of the people, the application demand of heating, air-conditioning, domestic hot-water is increasing, meets the supporting corresponding energy conversion apparatus of these demand needs.Now, the energy conversion apparatus of most economical, the most environmental protection in this field all have employed ground source heat pump technology.Heat exchanger is the critical component realizing energy conversion in these devices, and its performance determines product quality.On market, commodity heat exchanger brand is various, and structure is different, and can both reach expection heat transfer effect, usual heat exchange efficiency is 80% ~ 85%.But the heat exchanger heat exchange efficiency of prior art declines gradually along with Applicative time accumulation, and particularly the heat exchanger heat exchange efficiency of overall structure class declines the most obvious.Trace it to its cause, be flowing water incrustation in the heat exchanger closed, incrustation scale is attached to heat exchange element surface affects heat exchange.Although integrally-built heat exchanger good seal, not quick detachablely do snaking process, so heat exchange efficiency is difficult to improve after declining.

Summary of the invention

The present invention mainly for the problem can not effectively removed after the incrustation of prior art products inside, propose that a kind of structure is simple, sealing is reliable, dismounting easily, snaking is without the Detachable upright heat exchanger at dead angle.

The present invention is achieved through the following technical solutions technical goal.

Detachable upright heat exchanger, it comprises support, diversing bucket, heat exchanger tube, shell, water inlet pipe and drainpipe.Described support is framing component, and on upper surface, lay the cylindrical diversing bucket of vertically-arranged at support, supporting shell is enclosure diversing bucket from top to bottom, and both connect into dismountable hermetically-sealed construction by end face junction bolt.Its improvements are: described diversing bucket is open-top receptacle with the end, through hole at the bottom of running through barrel to be tightly connected formation intake tunnel with relying on the water inlet pipe of support, is in be provided with through hole at the bottom of the bucket outside barrel wall and to be tightly connected formation drainage channel with relying on the drainpipe of support.At diversing bucket wall upper outside winding screw formula fin, fin outline and shell endoporus matched in clearance form built-in spiral channel, and spiral channel most significant end is provided with the spout hole running through barrel wall, the through hole at the bottom of spiral channel least significant end starts from barrel.Described heat exchanger tube is wound around from the bottom up along the rib on diversing bucket outer wall, and its entrance sleeve is drawn at the bottom of the bucket of diversing bucket, and heat exchanger tube end is on diversing bucket top, and the return duct through pipe joint and inside bending is drawn at the bottom of bucket.

In said structure, the spiral fin of the upper outside winding of diversing bucket wall outwards launches, the rectangular open slot of spiral channel axial cross section of formation.Heat exchanger tube waits long tube to form tube bank by 2 ~ 6, and the adapter of tube bank entrance point is only pipe, and its diameter is less by 30% ~ 50% than port of export return duct diameter.

The present invention compared with prior art, has following good effect:

1, demountable structure is simple, easy to manufacture, easy to loading and unloading;

2, lay down shell, heat exchanger tube exposes entirely, and snaking is thorough, without dead angle;

3, vertical heat exchanging compact conformation, heat exchange is abundant, and heat exchange efficiency is up to more than 95%.

Accompanying drawing explanation

Fig. 1 is structural representation of the present invention.

Fig. 2 is after Fig. 1 removes shell, shows the schematic perspective view of internal structure.

Fig. 3 is that schematic diagram is looked on Fig. 2 left side.

Fig. 4 is the structural front view that diversing bucket is seated on support.

Detailed description of the invention

Below with reference to the accompanying drawings and in conjunction with the embodiments, the invention will be further described.

Detachable upright heat exchanger shown in Fig. 1, it comprises support 1, diversing bucket 2, heat exchanger tube 3, shell 4, water inlet pipe 5 and drainpipe 6.Described support 1 is metal frame element, and one side is for being provided with the plectane coordinated with shell 4 base seam upward, and plectane is supported by rectangle support 1.On upper surface, lay the cylindrical diversing bucket 2 of vertically-arranged at support 1, supporting shell 4 enclosure diversing bucket 2 from top to bottom, both connect by end face seam cooperation place bolt, and this syndeton is dismountable hermetically-sealed construction.Diversing bucket 2 is the main components in the present invention, and its structure directly affects heat exchange efficiency.In order to improve heat exchange conditions, diversing bucket 2 is open-top receptacle with the end, and the through hole at the bottom of running through barrel to be tightly connected formation intake tunnel with relying on the water inlet pipe 5 of support 1.Be in and be provided with through hole 2.2 at the bottom of the bucket outside diversing bucket 2 outer wall and be tightly connected formation drainage channel with relying on the drainpipe 6 of support 1.The flared spiral fin of the upper outside winding of diversing bucket 2 wall as shown in Figure 1, fin outline and shell 4 endoporus matched in clearance form built-in spiral channel.The rectangular open slot of spiral channel axial cross section on diversing bucket 2 outer wall, the most significant end of spiral channel shown in Fig. 2 is provided with the spout hole 2.1 running through barrel wall, through hole 2.2 place at the bottom of spiral channel least significant end starts from barrel.Described heat exchanger tube 3 is wound around from the bottom up along the rib on diversing bucket 2 outer wall as shown in Figures 2 and 3, in order to increase heat exchange area in the present embodiment, heat exchanger tube 3 waits long tube to form tube bank by 6, tube bank entrance point is drawn at the bottom of bucket by the adapter 3.1 of only tubular construction, the tube bank port of export accumulates one through pipe joint 3.2, then is drawn at the bottom of bucket by the return duct 3.3 of inside bending.Adapter 3.1 diameter 16mm in the present embodiment, the return duct 3.3 diameter 19mm of only tubular construction, both caliber size difference 3mm, caliber difference is conducive to refrigerant diffusion and improves heat exchange efficiency.

Cold-producing medium shown in Fig. 2 injects from adapter 3.1, and the cold-producing medium after heat exchange is discharged from return duct 3.3 again.On the other hand that water to be heated is injected into diversing bucket 2 inner chamber from water inlet pipe 5 and is preheated, along with liquid level raises, pre-warmed water flows in the spiral channel between diversing bucket 2 and shell 4 through spout hole 2.1, under gravity, current from top to bottom order directly do heat exchange with heat exchanger tube 3, the current heated at the bottom of diversing bucket 2 barrels on through hole 2.2 discharge from drainpipe 6.

The present invention adopts vertical circuit heat exchange structure, takes up an area and economizes, and heat exchange is abundant, and heat exchange efficiency is up to more than 95%, and 10% left side higher than the heat exchange efficiency of prior art products exists.On the other hand, shell 4 is dismountable hermetically-sealed construction with the faying face of diversing bucket 2, and when after application a period of time, incrustation scale must be adhered in heat exchange element surface, along with incrustation scale increases, and the inevitable corresponding decline of heat exchange efficiency.When the time comes, heat exchanger tube 3 and spiral channel are all exposed by dismounting shell 4 by user, can accomplish accessible scale removal, and snaking is thorough, easily reaches the expection that should have heat exchange efficiency.

In order to further illustrate the present invention, below by different embodiment the performance test results, technique effect is described.

Embodiment performance test table

Claims

1. a Detachable upright heat exchanger, it comprises support (1), diversing bucket (2), heat exchanger tube (3), shell (4), water inlet pipe (5) and drainpipe (6); Described support (1) is framing component, lays the cylindrical diversing bucket (2) of vertically-arranged at support (1) on upper surface, supporting shell (4) enclosure diversing bucket (2) from top to bottom, and both connect into dismountable hermetically-sealed construction by end face junction bolt; It is characterized in that: described diversing bucket (2) is open-top receptacle with the end, through hole at the bottom of running through barrel to be tightly connected formation intake tunnel with relying on the water inlet pipe (5) of support (1), is in be provided with through hole (2.2) at the bottom of the bucket outside barrel wall and to be tightly connected formation drainage channel with relying on the drainpipe (6) of support (1); At diversing bucket (2) wall upper outside winding screw formula fin, fin outline and shell (4) endoporus matched in clearance form built-in spiral channel, spiral channel most significant end is provided with the spout hole (2.1) running through barrel wall, through hole (2.2) place at the bottom of spiral channel least significant end starts from barrel; Described heat exchanger tube (3) is wound around from the bottom up along the rib on diversing bucket (2) outer wall, its entrance sleeve (3.1) is drawn at the bottom of the bucket of diversing bucket (2), heat exchanger tube (3) end is on diversing bucket (2) top, and the return duct (3.3) through pipe joint (3.2) and inside bending is drawn at the bottom of bucket.

2. Detachable upright heat exchanger according to claim 1, is characterized in that: the spiral fin of the upper outside winding of diversing bucket (2) wall outwards launches, the rectangular open slot of spiral channel axial cross section of formation.

3. Detachable upright heat exchanger according to claim 1, it is characterized in that: described heat exchanger tube (3) waits long tube to form bundle-shaped by 2 ~ 20, tube bank entrance point adapter (3.1) is solely manage, and its bore is 9.52 ~ 28mm, and port of export return duct (3.3) bore is 12.7 ~ 32mm.