CN209706609U - A kind of heat exchanger and the gas heater using the heat exchanger - Google Patents
A kind of heat exchanger and the gas heater using the heat exchanger Download PDFInfo
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- CN209706609U CN209706609U CN201920058234.XU CN201920058234U CN209706609U CN 209706609 U CN209706609 U CN 209706609U CN 201920058234 U CN201920058234 U CN 201920058234U CN 209706609 U CN209706609 U CN 209706609U
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- heat exchanger
- shell
- heat
- exchanger tube
- runner
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Abstract
The utility model relates to a kind of heat exchanger and use the gas heater of the heat exchanger, including shell (1) and the heat exchanger tube (2) being arranged in the shell (1), the shell (1) is equipped with housing inlet port (11) and housing outlets (12)；It is characterized in that being additionally provided with the runner for the coiling of the first heat transferring medium and/or detour circulation in the shell (1), the entrance of the runner is connected to the housing inlet port (11), housing outlets (12) described in the outlet of the runner；It is threaded through in the runner for the heat exchanger tube (2) of the second heat transferring medium circulation.The utility model can sufficiently extend process and the residence time of the second heat transferring medium, to further enhance heat transfer effect and heat exchange efficiency, and avoid in the prior art using the non-uniform problem of heat exchange caused by more heat exchanger tubes, compact-sized, easy to process.
Description
Technical field
The utility model relates to arrive field of heat exchangers more particularly to a kind of heat exchanger and using the gas and hot water of the heat exchanger
Device.
Background technique
CN201820109002.8 is disclosed " a kind of flue gas waste heat recovery pipe heat exchanger ", including the circulation of shell, flue gas
Pipe, filter device, hot-water cavity, cold water cavity and water pipe, the upper lumen of shell are separated to form hot-water cavity by partition, under shell
Portion inner cavity is separated to form cold water cavity by another partition, and the middle part inner cavity fixed frame of shell is equipped with flue gas runner pipe, flue gas stream
The helically structure of siphunculus offers several through-holes on two partitions, passes through multiple water between hot-water cavity and hot water discharge pipe
Pipe is connected, and wherein the both ends of water pipe are connected respectively on the through-hole of two partitions, and water pipe winding setting is circulated in flue gas
On the outer ring of pipe.
The utility model heat transfer efficiency is high, the waste heat that can be effectively utilized in flue gas.But in the patent with flue gas heat exchange
Have more water pipes, these water pipes are arranged in parallel, and increase complexity, difficulty of processing and the assembly difficulty of structure；And it is changed
The thermal efficiency can also further improve.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of compact-sized, heat exchange for the status of the prior art
The better heat exchanger of efficiency.
Another technical problem to be solved in the utility model is to provide a kind of heat exchange for the status of the prior art and imitate
The better gas heat-exchanger of rate.
Technical solution adopted by the utility model to solve the above technical problems is as follows: a kind of heat exchanger, including shell and set
It sets in the intracorporal heat exchanger tube of the shell, the shell is equipped with housing inlet port and housing outlets；It is characterized in that in the shell
It is additionally provided with the runner for the coiling of the first heat transferring medium and/or detour circulation, the entrance of the runner is connected to the housing inlet port, institute
State housing outlets described in the outlet of runner；It is threaded through in the runner for the heat exchanger tube of the second heat transferring medium circulation.
Preferably, multiple annular projections are equipped at intervals on the periphery wall of the heat exchanger tube.
It is preferred that each protrusion and the heat exchanger tube arranged concentric.The design of protrusion keeps heat exchanger tube surface relief uneven, breaks
The laminar flow layer of the first heat transferring medium of bad pipe surface, increases the turbulence level of flue gas, to enhance heat exchange.
Realize above-mentioned runner structure can there are many, preferably, the runner includes more casings, each described sleeve pipe
Both ends support respectively to be arranged on left positioning plate and right positioning plate；Have between the left and right positioning plate and the inner wall of the shell
There is gap, multiple switching chambers that the gap is divided into upper and lower arrangement by partition are equipped in the gap；
The two-port of each described sleeve pipe is connected to corresponding switching chamber, first heat transferring medium by switching chamber from
Lower layer's casing enters in adjacent upper layer casing.
It is preferred that first heat transferring medium circuitous flow from top to bottom in each described sleeve pipe.The structure is easy to process and fills
Match, and can guarantee heat transfer effect.
Further, it can also be connected with preceding connecting plate and rear connecting plate between the left positioning plate and right positioning plate,
Each described sleeve pipe is accommodated in the cavity that left and right positioning plate and forward and backward connecting plate enclose；
The upper port of the cavity is connected to positioned at the switching chamber of most downstream；
The lower port of the cavity, which will be equipped with, to be guided into intracorporal first heat transferring medium of the shell positioned at most upstream
It transfers intracavitary deflector.
Preferably, the heat exchanger tube sequentially passes through each described sleeve pipe, and the entrance of the heat exchanger tube is located at top layer
Described sleeve pipe in, the outlet section of the heat exchanger tube is located in undermost described sleeve pipe.
Use the gas heater of the heat exchanger in above-mentioned each scheme, it is characterised in that the exhanst gas outlet of water heater connects institute
State housing inlet port, the exhaust fume collecting hood of the housing outlets connection gas heater；The entrance of the heat exchanger tube connects gas heater
Water inlet line, the heat exchanger tube outlet connection gas heater outlet conduit.
Compared with prior art, heat exchanger and gas heater provided by the utility model can sufficiently extend second and change
The process of thermal medium and residence time to further enhance heat transfer effect and heat exchange efficiency, and avoid and make in the prior art
The non-uniform problem of heat exchange, compact-sized caused by more heat exchanger tubes, easy to process.
Detailed description of the invention
Fig. 1 is the stereoscopic schematic diagram of the utility model embodiment assembling structure；
Fig. 2 is that the utility model embodiment removes the stereoscopic schematic diagram after shell；
Fig. 3 is that Fig. 2 removes the stereoscopic schematic diagram after support base；
Fig. 4 is the decomposition diagram of Fig. 3；
Fig. 5 is the stereoscopic schematic diagram of support base and partition in the utility model embodiment；
Fig. 6 is schematic diagram of the utility model embodiment heat exchanger applications to gas heater.
Specific embodiment
The utility model is described in further detail below in conjunction with figure embodiment.
As shown in Figures 1 to 6, which includes:
Shell 1, inner cavity constitute the shell side for the circulation of the first heat transferring medium, and the bottom surface of shell 1 is equipped with housing inlet port, shell
The top surface of body 1 is equipped with shell-side outlet 12.Shell in the present embodiment is double-layer structure, is filled with air in interlayer 13；
It can according to need the other thermal insulation materials of filling, to enhance heat insulation effect.
Heat exchanger tube 2 has one to circulate in it for the second heat transferring medium and exchanges heat with the second heat transferring medium in casing, there is one
Root is successively threaded through in each casing 3；There is gap, the first heat transferring medium is in this gap between heat exchanger tube 2 and the inner wall of casing
Circulation.Heat exchanger tube wearing in each casing sequentially can be a variety of, can be according to the number of plies and every layer of quantity of casing depending on different
Flexible design.
Multiple annular projections 21 are equipped at intervals on the periphery wall of heat exchanger tube 2.Each raised 21 is same with heat exchanger tube 2 in the present embodiment
Heart arrangement.
Casing 3 has more, is disposed in parallel in shell side；The present embodiment shown in the drawings of nine casings, these casings
It is divided into three layers arranged above and below, every layer there are three casings；Heat exchanger tube 2 is successively threaded through in this nine casings 3.
Support base 4 is ring-shaped frame structure, is vertically provided in shell 1, for fixing each casing, internal cavities 45
Constitute heat exchange area；Connect by vertically arranged left positioning plate 41 and right positioning plate 42 and before being connected between two pieces of positioning plates
Fishplate bar 43 and rear connecting plate 44 form.
Wherein, gap is all had between two pieces of positioning plates side wall corresponding with shell.It is equipped on each positioning plate and each casing 3
Corresponding multiple limit holes 46, each casing 3 are accommodated in the cavity between two pieces of positioning plates, and the both ends of casing support accommodating
In corresponding limit hole 46, to limited each casing in the cavity 45 of support base 4 in parallel.
Partition 6, there is muti-piece, is horizontally installed in the gap between positioning plate and housing sidewall, by the gap be divided into it is upper,
Multiple switching chambers 16 of lower arrangement are flowed from bottom to top along each casing with limiting the first heat transferring medium, avoid the first heat transferring medium
Heat exchange efficiency is lost in short circuit.First heat transferring medium is expelled in corresponding switching chamber 16 and enters and the switching from lower layer's casing
In the adjacent layer casing that chamber is connected.
It is connected to housing inlet port 11 positioned at undermost switching chamber 16, only corresponds to three casings of lowest level；And remaining turns
Connect the casing that chamber 16 then corresponds to adjacent two layers.
Deflector 5, for intracavitary, the present embodiment that will enter the switching that intracorporal first heat transferring medium of shell is guided to most upstream
For left side lower layer transfer chamber so that the flowing of the first heat transferring medium is more smooth.
Use the gas heater of above-mentioned heat exchanger:
The lower section of shell 1 is arranged in the fire row 91 of gas heater, and the flue gas that fuel gas buring generates in fire row is directly from shell
Body entrance 11 enters in shell 1, enters in the switching chamber 16 of bottom via 5 water conservancy diversion of deflector；Housing outlets connect combustion gas
The exhaust fume collecting hood 92 of water heater, the water inlet line 93 of the entrance connection gas heater of heat exchanger tube, the outlet of heat exchanger tube connects combustion gas
The outlet conduit 94 of water heater.
First heat transferring medium is high-temperature flue gas caused by gas heater burns, and the second heat transferring medium is in heat exchanger tube
The domestic water of flowing.
The heat exchange working principle of the heat exchanger and gas heater is described as follows:
The high-temperature flue gas that fire row burning generates enters in shell 1 from housing inlet port 11, enters a left side via deflector water conservancy diversion
It transfers under side intracavitary, enters in gap of the lower layer three between casing and heat exchanger tube from left port, flowed into the water in heat exchanger tube
After the primary heat exchange of row, have port discharge from three casings of lower layer, into right side under convert it is intracavitary, and then from right output port entrance
In layer casing；After carrying out secondary heat exchange with the water flow in heat exchanger tube in casing in middle level, chamber discharge of transferring from left side, Jin Erjin
Enter in the casing of upper layer；Water flow in the casing of upper layer and in heat exchanger tube carries out after exchanging heat three times, drain on right side transfer it is intracavitary, into
And be discharged via the long port of support base, into water heater exhaust fume collecting hood 92, discharge after processing.
In entire heat transfer process, life cold water from water inlet line 93 to heat exchanger tube in, water flow detour, disk in heat exchanger tube
In flowing, flow process and successively with the flue gas heat exchange in each casing, the hot water obtained after heat exchange is from heat transfer tube outlet
Into the outlet conduit 94 of water heater, so it is for people to use via the discharge of each terminal.
Claims (8)
1. a kind of heat exchanger is set on the shell (1) including shell (1) and the heat exchanger tube (2) being arranged in the shell (1)
There are housing inlet port (11) and housing outlets (12)；It is coiled it is characterized in that being additionally provided in the shell (1) for the first heat transferring medium
And/or the runner of detour circulation, the entrance of the runner are connected to the housing inlet port (11), described in the outlet of the runner
Housing outlets (12)；It is threaded through in the runner for the heat exchanger tube (2) of the second heat transferring medium circulation.
2. heat exchanger according to claim 1, it is characterised in that be equipped at intervals on the periphery wall of the heat exchanger tube (2) multiple
Annular projection (21).
3. heat exchanger according to claim 2, it is characterised in that each raised (21) and the heat exchanger tube (2) concentric cloth
It sets.
4. heat exchanger according to any one of claims 1 to 3, it is characterised in that the runner includes more casings (3), respectively
The both ends of described sleeve pipe (3) support respectively to be arranged on left positioning plate (41) and right positioning plate (42)；The left and right positioning plate with
There is gap between the inner wall of the shell, be equipped with partition (6) in the gap and the gap is divided into the multiple of upper and lower arrangement
It transfers chamber (16)；
The two-port of each described sleeve pipe is connected to corresponding switching chamber (16), first heat transferring medium by switching chamber from
Lower layer's casing enters in adjacent upper layer casing.
5. heat exchanger according to claim 4, it is characterised in that first heat transferring medium is in each described sleeve pipe from upper
And lower circuitous flow.
6. heat exchanger according to claim 5, it is characterised in that between the left positioning plate (41) and right positioning plate (42)
It is connected with preceding connecting plate (43) and rear connecting plate (44), each described sleeve pipe (3) is accommodated in left and right positioning plate and forward and backward connecting plate
In the cavity (45) enclosed；
The upper port of the cavity is connected to positioned at the switching chamber (16) of most downstream；
The lower port of the cavity (45), which is equipped with, is guided to the first heat transferring medium entered in the shell (1) positioned at most upper
The intracavitary deflector (5) of trip switching.
7. heat exchanger according to claim 6, it is characterised in that the heat exchanger tube sequentially passes through each described sleeve pipe (3), and
And the entrance of the heat exchanger tube (2) is located in the described sleeve pipe of top layer, the outlet section of the heat exchanger tube (2) is located at lowest level
Described sleeve pipe in.
8. using the gas heater of heat exchanger as described in any one of claim 1 to 7, it is characterised in that the flue gas of water heater
Outlet connects the housing inlet port (11), the exhaust fume collecting hood of housing outlets (12) the connection gas heater；The heat exchanger tube
Entrance connects the water inlet line of gas heater, the outlet conduit of the outlet connection gas heater of the heat exchanger tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920058234.XU CN209706609U (en) | 2019-01-14 | 2019-01-14 | A kind of heat exchanger and the gas heater using the heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920058234.XU CN209706609U (en) | 2019-01-14 | 2019-01-14 | A kind of heat exchanger and the gas heater using the heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209706609U true CN209706609U (en) | 2019-11-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920058234.XU Active CN209706609U (en) | 2019-01-14 | 2019-01-14 | A kind of heat exchanger and the gas heater using the heat exchanger |
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| Country | Link |
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| CN (1) | CN209706609U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111649487A (en) * | 2020-06-24 | 2020-09-11 | 珠海格力电器股份有限公司 | Heat exchange structure and gas water heater |
-
2019
- 2019-01-14 CN CN201920058234.XU patent/CN209706609U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111649487A (en) * | 2020-06-24 | 2020-09-11 | 珠海格力电器股份有限公司 | Heat exchange structure and gas water heater |
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