CN206269640U - A kind of gas heat exchanger - Google Patents
A kind of gas heat exchanger Download PDFInfo
- Publication number
- CN206269640U CN206269640U CN201621355879.2U CN201621355879U CN206269640U CN 206269640 U CN206269640 U CN 206269640U CN 201621355879 U CN201621355879 U CN 201621355879U CN 206269640 U CN206269640 U CN 206269640U
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- air inlet
- tube
- heat exchanger
- gas heat
- guide shell
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Abstract
The utility model discloses a kind of gas heat exchanger, it is related to technical field of heat exchangers.Gas heat exchanger includes housing, the housing includes the air intake structure and air outlet structure that cylinder and the cylinder two ends connect respectively, the air intake structure includes shell side air inlet tube, and inlet end guide shell is provided with shell side air inlet tube, and bellows is provided with the cylinder.The utility model proposes a kind of gas heat exchanger, enable to the flowing of gas uniform and stable by inlet end guide shell, prevent the impact to the bellows of inlet end, prevent ripple tube vibration or breakage, ensure safely and steadily running for gas heat exchanger, in addition, bellows is used so that heat exchange efficiency increases, service life and the maintenance cycle extension of equipment.
Description
Technical field
The utility model is related to technical field of heat exchangers, gas heat exchanger more particularly to a kind of gas heat exchanger.
Background technology
The characteristics of being the gas with various of mutually heat exchange, the outer gas of pipe inside and outside gas heat exchanger pipe is that pressure is big, density is small, flows
It is fast high, in order to ensure that the normal of heat exchanger is used, the housing of the heat exchanger and body need to be thickened so that the weight of integral device
Increase, so as to cause cost to increase；Simultaneously as the pressure of the outer gas of pipe is big, density is small, and Temperature Difference Ratio is larger, makes its volume flow
Very big, gas flow rate is very high, manages the tube bank at outer gas inlet due to being impacted by the gas, easily causes tube bank
Vibration, bundle vibration amplitude senior general causes the equipment cannot to realize safe operation.
As shown in figure 1, being gas heat exchanger of the prior art, the shell side air inlet tube 3 ' of the heat exchanger is located at air inlet
End, its axis overlaps with the axis of housing 1 ', the interior tube bank 6 ' for being provided with heat exchanger tube of housing 1 '；Lead between tube sheet 2 ' and housing 1 '
Cross the connection of flange 4 '；In order to mitigate vibration, two sections are divided into housing 1 ', middle part is provided with expansion joint 5 ', by expansion joint 5 ' even
Connect two-piece housing 1 '.From in Fig. 1, the size of shell side air inlet tube 3 ' is big, causes the weight of integral device to increase, tube sheet 2 '
It is connected with the flange of housing 1 ', because the overall dimensions of gas heat exchanger are big, causes the size of flange 4 ' larger, equally causes equipment
The increase of weight；Expansion joint 5 ' is arranged on housing 1 ', causes the size needs of expansion joint 5 ' to be adapted with the size of housing 1 ',
So that the size of expansion joint 5 ' is big, weight big, meanwhile, housing 1 ' it is vibrated need to move when, due to the quality of housing 1 '
It is larger with volume, cause the mobile difficulty of housing 1 '.
Utility model content
The purpose of this utility model is to propose a kind of gas heat exchanger, by increasing capacitance it is possible to increase heat exchange efficiency, reduces shaking for equipment
It is dynamic, ensure that the safe operation of equipment.
It is that, up to this purpose, the utility model uses following technical scheme：
A kind of gas heat exchanger, including housing, the housing include entering that cylinder and the cylinder two ends are connected respectively
Depressed structure and air outlet structure, the air intake structure include inlet end guide shell, and bellows is provided with the cylinder.
As a kind of preferred scheme of above-mentioned gas heat exchanger, pipe nipple is sealedly connected with the inlet end guide shell,
The pipe nipple end is sealed by flat cover, and the shell side air inlet tube is arranged on pipe nipple.
As a kind of preferred scheme of above-mentioned gas heat exchanger, tube side air inlet tube, the pipe are equipped with the flat cover
The axis of journey air inlet tube overlaps with the axis of inlet end guide shell.
Used as a kind of preferred scheme of above-mentioned gas heat exchanger, the tube side air inlet tube is connected with positioned at the inlet end
Air inlet bobbin carriage inside guide shell, the tube side air inlet tube includes air inlet tube in tube side external admission adapter and tube side, described
Connected by expansion joint between air inlet tube in tube side external admission adapter and tube side.
As a kind of preferred scheme of above-mentioned gas heat exchanger, locating piece is provided with the inlet end guide shell, it is described
Locating piece is provided with through hole, and air inlet tube is located in the through hole of the locating piece in the tube side, and the tube side external admission connects
Pipe is located on the flat cover.
Used as a kind of preferred scheme of above-mentioned gas heat exchanger, the edge of described air inlet bobbin carriage one end and the edge of tube sheet are
It is welded to connect.
Used as a kind of preferred scheme of above-mentioned gas heat exchanger, the other end of the air inlet bobbin carriage is conical head, described
Conical head is tightly connected with the tube side air inlet tube.
Used as a kind of preferred scheme of above-mentioned gas heat exchanger, the air outlet structure includes outlet side guide shell.
The beneficial effects of the utility model：
The utility model proposes a kind of gas heat exchanger, be provided with inlet end water conservancy diversion at the shell side air inlet tube of the heat exchanger
Cylinder, enables to the flowing of fluid uniform and stable by inlet end guide shell, prevents the impact to the bellows of inlet end,
Ripple tube vibration or breakage are prevented, it is ensured that gas heat exchanger safely and steadily runs, in addition, bellows is used so that exchanging heat
Efficiency increases, service life and the maintenance cycle extension of equipment.
Brief description of the drawings
Fig. 1 is the structural representation of the gas heat exchanger that prior art is provided；
Fig. 2 is the structural representation of the gas heat exchanger that the utility model is provided；
Fig. 3 is the structural representation of the air intake structure of the gas heat exchanger that the utility model is provided.
Wherein：1 ', housing；2 ', tube sheet；3 ', shell side air inlet tube；4 ', flange；5 ', expansion joint；6 ', restrain；
1st, cylinder；2nd, inlet end guide shell；3rd, bellows；4th, shell side air inlet tube；5th, air inlet bobbin carriage；6th, pipe nipple；7th, put down
Lid；8th, tube side external admission adapter；9th, air inlet tube in tube side；10th, expansion joint；11st, locating piece；12nd, tube sheet；13rd, conical head；
14th, outlet side guide shell.
Specific embodiment
Further illustrate the technical solution of the utility model below in conjunction with the accompanying drawings and by specific embodiment.
As shown in Fig. 2 present embodiment protects a kind of gas heat exchanger, including the housing, housing to include cylinder 1 and cylinder
Air intake structure and air outlet structure that 1 two ends connect respectively, air intake structure include shell side air inlet tube 4, are set at shell side air inlet tube 4
It is equipped with inlet end guide shell 2, cylinder 1 and bellows 3 is installed.
The air intake structure of the gas heat exchanger includes inlet end guide shell 2, and gas enters into shell by inlet end guide shell 2
In vivo, in inlet end so that the flowing of gas is more uniform and stable, impact of the fluid to the inner corrugated pipe 3 of cylinder 1 is reduced, prevents ripple
The vibration or breakage of line pipe 3；Other internal heat exchange tubes use bellows 3, realize and manage inside and outside fully turbulent flow, thinning boundary layer,
Wall resistance is greatly reduced, the inside and outside heat transfer coefficient of pipe is improve, so that total heat transfer coefficient is improved；Bellows 3 can be certainly
Dynamic scale removal, maintenance cycle is long, long service life；Corrugated appearance causes that the bearing capacity of heat exchanger tube is greatly enhanced, while bellows 3
It is a kind of flexible member, with thermal compensation ability, the suitable larger temperature difference, the operating mode of pressure difference change, therefore the gas heat exchanger
Heat exchange efficiency is high, can reduce the vibration during use, it is ensured that the safe operation of equipment, service life and maintenance cycle are more
It is long.
Specifically, as shown in figure 3, inlet end guide shell 2 on be sealedly connected with pipe nipple 6, the end of pipe nipple 6 passes through flat cover 7
Sealing, shell side air inlet tube 4 is arranged on pipe nipple 6, and shell side air inlet tube 4 is not directly to be connected coaxially connected big with cylinder 1
Install the adapter of size, the side on pipe nipple 6 so that the size of shell side air inlet tube 4 is reduced, therefore weight saving.
As shown in figure 3, tube side air inlet tube is equipped with flat cover 7, axis and the inlet end guide shell 2 of tube side air inlet tube
Axis overlap, tube side air inlet tube is connected with the air inlet bobbin carriage 5 inside inlet end guide shell 2, wherein, tube side air inlet connecting
Pipe includes air inlet tube 9 in tube side external admission adapter 8 and tube side, leads between air inlet tube 9 in tube side external admission adapter 8 and tube side
Expansion joint 10 is crossed to connect.The size of the expansion joint 10 on the size shell more of the prior art of expansion joint 10 is obviously reduced, weight
Amount mitigates, and structure simplifies, cost-effective.
Locating piece 11 is provided with inlet end guide shell 2, locating piece 11 is provided with through hole, and air inlet tube 9 wears in tube side
In the through hole of the locating piece 11, tube side external admission adapter 8 is located on the flat cover 7.Locating piece 11 and flat cover 7 are to tube side
Air inlet tube is fixed, it is ensured that the firm installation of tube side air inlet tube.
, to be welded to connect, the structure instead of traditional tube sheet 12 for the edge of the one end of air inlet bobbin carriage 5 and the edge of tube sheet 12
Fixed structure, in the prior art tube sheet 12 be fixedly connected by flange with shell, because equipment size is larger, cause flange size
It is larger, weight of equipment and material cost are increased, the connected mode of tube sheet 12 in present embodiment passes through tube sheet 12 and air inlet pipe
The welding of case 5 is connected instead of flange, so as to alleviate the weight of equipment, saves cost.
The other end of air inlet bobbin carriage 5 is conical head 13, and conical head 13 is tightly connected with tube side air inlet tube, Ci Zhongmi
Envelope mode good sealing effect, even if being maintained to sealing state by abrasion at sealing, prevents leakage.Led in inlet end
Cone seal is equally used between flow cartridge 2 and pipe nipple 6, it is ensured that sealing effectiveness.
Preferably, air outlet structure includes outlet side guide shell 14, ensure that steady air current, mitigates the weight of outlet side.
Note, above are only preferred embodiment of the present utility model.It will be appreciated by those skilled in the art that the utility model is not
It is limited to specific embodiment described here, various obvious changes can be carried out for a person skilled in the art, is readjusted
With replacement without departing from protection domain of the present utility model.Therefore, although the utility model is carried out by above example
It is described in further detail, but the utility model is not limited only to above example, is not departing from the utility model design
In the case of, more other Equivalent embodiments can also be included, and scope of the present utility model is determined by scope of the appended claims
It is fixed.
Claims (8)
1. a kind of gas heat exchanger, it is characterised in that including housing, the housing includes cylinder (1) and the cylinder (1) two
Air intake structure and air outlet structure that end connects respectively, the air intake structure include shell side air inlet tube (4), the shell side air inlet connecting
Pipe (4) place is provided with inlet end guide shell (2), the cylinder (1) and is provided with bellows (3).
2. gas heat exchanger according to claim 1, it is characterised in that be tightly connected on the inlet end guide shell (2)
There is pipe nipple (6), pipe nipple (6) end is sealed by flat cover (7), and the shell side air inlet tube (4) is on pipe nipple (6).
3. gas heat exchanger according to claim 2, it is characterised in that be equipped with tube side air inlet connecting on the flat cover (7)
Pipe, the axis of the tube side air inlet tube overlaps with the axis of inlet end guide shell (2).
4. gas heat exchanger according to claim 3, it is characterised in that the tube side air inlet tube is connected with positioned at described
The internal air inlet bobbin carriage (5) of inlet end guide shell (2), the tube side air inlet tube includes that (8) and tube side are taken in tube side external admission
Interior air inlet tube (9), is connected between air inlet tube (9) in tube side external admission adapter (8) and tube side by expansion joint (10).
5. gas heat exchanger according to claim 4, it is characterised in that it is fixed to be provided with the inlet end guide shell (2)
Position block (11), the locating piece (11) is provided with through hole, and air inlet tube (9) is located in the locating piece (11) in the tube side
In through hole, tube side external admission adapter (8) is located on the flat cover (7).
6. gas heat exchanger according to claim 4, it is characterised in that the edge and pipe of described air inlet bobbin carriage (5) one end
The edge of plate (12) is to be welded to connect.
7. gas heat exchanger according to claim 6, it is characterised in that the other end of the air inlet bobbin carriage (5) is taper
End socket (13), the conical head (13) is tightly connected with the tube side air inlet tube.
8. gas heat exchanger according to claim 1, it is characterised in that the air outlet structure includes outlet side guide shell
(14)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621355879.2U CN206269640U (en) | 2016-12-12 | 2016-12-12 | A kind of gas heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621355879.2U CN206269640U (en) | 2016-12-12 | 2016-12-12 | A kind of gas heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206269640U true CN206269640U (en) | 2017-06-20 |
Family
ID=59044502
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621355879.2U Active CN206269640U (en) | 2016-12-12 | 2016-12-12 | A kind of gas heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206269640U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108534110A (en) * | 2018-02-01 | 2018-09-14 | 淄博洪基机械有限公司 | The shell-and-tube exhaust-heat boiler of novel long-life |
| CN111928701A (en) * | 2019-11-15 | 2020-11-13 | 青岛吉云德和商贸有限公司 | Three-pipe energy-saving intermittent vibration shell-and-tube heat exchanger for hotel |
| CN111928700A (en) * | 2019-11-15 | 2020-11-13 | 青岛吉云德和商贸有限公司 | Energy-conserving shell and tube type heat exchanger of hotel |
| CN112082407A (en) * | 2019-11-15 | 2020-12-15 | 青岛吉云德和商贸有限公司 | Hotel energy-saving pressure intelligent control heat exchanger |
| CN112082406A (en) * | 2019-11-15 | 2020-12-15 | 青岛吉云德和商贸有限公司 | Hotel's energy-conserving flow control heat exchanger |
| CN117387402A (en) * | 2023-10-30 | 2024-01-12 | 杭州杭氧换热设备有限公司 | Interval type steam regenerating heater |
-
2016
- 2016-12-12 CN CN201621355879.2U patent/CN206269640U/en active Active
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108534110A (en) * | 2018-02-01 | 2018-09-14 | 淄博洪基机械有限公司 | The shell-and-tube exhaust-heat boiler of novel long-life |
| CN111928701A (en) * | 2019-11-15 | 2020-11-13 | 青岛吉云德和商贸有限公司 | Three-pipe energy-saving intermittent vibration shell-and-tube heat exchanger for hotel |
| CN111928700A (en) * | 2019-11-15 | 2020-11-13 | 青岛吉云德和商贸有限公司 | Energy-conserving shell and tube type heat exchanger of hotel |
| CN112082407A (en) * | 2019-11-15 | 2020-12-15 | 青岛吉云德和商贸有限公司 | Hotel energy-saving pressure intelligent control heat exchanger |
| CN112082406A (en) * | 2019-11-15 | 2020-12-15 | 青岛吉云德和商贸有限公司 | Hotel's energy-conserving flow control heat exchanger |
| CN112082406B (en) * | 2019-11-15 | 2021-06-15 | 青岛酒店管理职业技术学院 | Hotel's energy-conserving flow control heat exchanger |
| CN113028862A (en) * | 2019-11-15 | 2021-06-25 | 青岛酒店管理职业技术学院 | Shell-and-tube heat exchanger started by hotel energy-saving cooperative communication |
| CN113028888A (en) * | 2019-11-15 | 2021-06-25 | 青岛酒店管理职业技术学院 | Heat exchange descaling operation method of energy-saving shell-and-tube heat exchanger of hotel |
| CN111928701B (en) * | 2019-11-15 | 2021-08-31 | 潍坊宏图环保设备有限公司 | Three-pipe energy-saving intermittent vibration shell-and-tube heat exchanger for hotel |
| CN112082407B (en) * | 2019-11-15 | 2022-02-08 | 青岛酒店管理职业技术学院 | Hotel energy-saving pressure intelligent control heat exchanger |
| CN113028888B (en) * | 2019-11-15 | 2022-05-24 | 青岛酒店管理职业技术学院 | Heat exchange descaling operation method of energy-saving shell-and-tube heat exchanger of hotel |
| CN117387402A (en) * | 2023-10-30 | 2024-01-12 | 杭州杭氧换热设备有限公司 | Interval type steam regenerating heater |
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