CN206479085U - A kind of heat exchange tube seal structure of liquid-gas type heat exchanger - Google Patents
A kind of heat exchange tube seal structure of liquid-gas type heat exchanger Download PDFInfo
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- CN206479085U CN206479085U CN201621482519.9U CN201621482519U CN206479085U CN 206479085 U CN206479085 U CN 206479085U CN 201621482519 U CN201621482519 U CN 201621482519U CN 206479085 U CN206479085 U CN 206479085U
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- heat exchanger
- liquid
- seal structure
- exchanger tube
- heat exchange
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Abstract
The utility model discloses a kind of heat exchange tube seal structure of liquid-gas type heat exchanger, it is related to the end plate technical field of sealing technology of heat transmission equipment；Including the upper perforated plate with sealing hole, the heat exchanger tube being arranged in the sealing hole and the internal lining pipe being arranged in the heat exchanger tube, the heat exchanger tube to the inwall direction tensioner of the sealing hole, is formed the composite sandwich structural of the inwall heat exchange tube wall internal lining pipe wall of sealing hole by the internal lining pipe.The sealing structure is applied to large-scale liquid-gas type heat exchanger, and available in the heat exchanger in high-temperature flue gas processing system, support strength is big, good sealing effect.
Description
Technical field
The utility model is related to heat transmission equipment end plate technical field of sealing technology, in particular to a kind of changing for liquid-gas formula heat exchanger
Heat pipe sealing structure.
Background technology
With the increasingly depleted of oil, coal etc., energy problem is increasingly highlighted in face of people, except tapping a new source of energy
Outside, the saving of the existing energy and recycling also turn into people's priority fields of study.
In energy utilization technology, heat exchanger be cooling hot fluid each other heat-shift and be not directly contacted with one
Equipment is planted, pipe heat exchanger therein has a wide range of applications in fields such as coal-burning boiler, waste incineration and generating electricities.
High-temperature flue gas is cooled down as cooling medium using the liquid phase thing such as water, heated water can be used as other field
Thermal medium utilized, such as warm oneself, be improve efficiency of energy utilization effective means；But the density of water compared with for air more
Greatly, for as heat exchanger, with water as tube side cooling media when, in the case of larger, it is ensured that while sealing
The problem of support and load-bearing of heat exchanger tube become urgent need to resolve.
Utility model content
The purpose of this utility model seeks to provide a kind of heat exchange tube seal structure of liquid-gas formula heat exchanger, it is adaptable to big
The liquid-gas formula heat exchanger of scale, available in the heat exchanger in high-temperature flue gas processing system, support strength is big, good sealing effect.
To achieve the above object, the heat exchange tube seal structure of a kind of liquid-gas formula heat exchanger designed by the utility model, bag
Include upper perforated plate, the heat exchanger tube being arranged in the sealing hole and the liner being arranged in the heat exchanger tube with sealing hole
The heat exchanger tube to the inwall direction tensioner of the sealing hole, is formed inwall-heat exchanger tube of sealing hole by pipe, the internal lining pipe
The composite sandwich structural of wall-liner tube wall.
The heat exchanger tube is made of corrosion resistant light material, preferably PTFE material.
As the preferred of above-mentioned technical proposal, corrosion-resistant coating neck is offered on the inwall of the sealing hole lower end, it is described
Corrosion-resistant coating neck is cylindrical in shape, for being connected with corrosion-resistant coating.
As the preferred of above-mentioned technical proposal, the corrosion-resistant coating is included positioned at the anticorrosion sheet material of bottom and positioned at upper
Portion and the position anticorrosion Access Division corresponding with the corrosion-resistant coating neck, the anticorrosion Access Division is shaped as and institute
State tubular of the corrosion-resistant coating neck to adaptation；That is, in the installation position of the corrosion-resistant coating, the inwall of sealing hole-anti-is formd
Corrode the composite sandwich structural of Access Division-heat exchange tube wall-liner tube wall.
As the preferred of above-mentioned technical proposal, the position interval that the inwall of the sealing hole is connected with the heat exchanger tube
It is provided with heat exchanger tube neck.
As the preferred of above-mentioned technical proposal, the longitudinal sectional shape of the heat exchanger tube neck be it is trapezoidal, and trapezoidal bottom,
Outer wall of the i.e. longer bottom close to the heat exchanger tube.
As the preferred of above-mentioned technical proposal, the position that the tube wall of the internal lining pipe is in contact with the heat exchanger tube is provided with
Ripple Access Division.
As the preferred of above-mentioned technical proposal, the ripple Access Division is provided with interval towards the sealing hole inwall direction
Burr, heat exchanger tube groove position is corresponding described in the position of the burr, i.e., the related heat exchange tube wall clamping of described burr
Enter in the heat exchanger tube neck, form the composite intermediate layer interface arrangment of burr-heat exchange tube wall-heat exchanger tube neck.
As the preferred of above-mentioned technical proposal, the hard member that the upper perforated plate and the internal lining pipe are made for stainless steel, institute
It is the soft pipe that PTFE material is made to state heat exchanger tube.
As the preferred of above-mentioned technical proposal, the upper end of the internal lining pipe and the upper end flush of the upper perforated plate,
The bottom of the internal lining pipe is provided with extension beyond the corrosion-resistant coating position.
As the preferred of above-mentioned technical proposal, the extension is the cone that internal diameter is gradually reduced downwards.
Cone plays a part of injection current, can increase the flow velocity of water.
The utility model compared with prior art, with advantages below and beneficial effect：
（1）The heat exchange tube seal structure of the liquid-gas formula heat exchanger is applied to large-scale liquid-gas formula heat exchanger, can be used for
In heat exchanger in high-temperature flue gas processing system；
（2）The heat exchange tube seal structure support strength of the liquid-gas formula heat exchanger is big, it is ensured that water-filled heat exchange is in control foot
Enough supports；
（3）The heat exchange tube seal structure good sealing effect of the liquid-gas formula heat exchanger.
Brief description of the drawings
Fig. 1 is the cross-sectional view of the heat exchange tube seal structure of liquid-gas formula heat exchanger.
In figure：Heat exchanger tube a, upper perforated plate 1, sealing hole 11, corrosion-resistant coating neck 11-1, heat exchanger tube neck 11-2, internal lining pipe
12nd, ripple Access Division 12-1, extension 12-2, corrosion-resistant coating 13, anticorrosion sheet material 13-1, anticorrosion Access Division 13-2.
Embodiment
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings：
Embodiment 1：With reference to Fig. 1, a kind of heat exchange tube seal structure of liquid-gas formula heat exchanger, including with sealing hole 11
Stainless steel upper perforated plate 1, the polytetrafluoroethylene (PTFE) heat exchanger tube a being arranged in the sealing hole 11 and it is arranged on the heat exchanger tube a
Interior stainless steel internal lining pipe 12, the inwall of the sealing hole 11 is provided with the heat exchanger tube a position intervals being connected
Heat exchanger tube neck 11-2, the heat exchanger tube neck 11-2 longitudinal sectional shape to be trapezoidal, and trapezoidal bottom, i.e. longer one
Bottom is close to the outer wall of the heat exchanger tube a, and the tube wall of the internal lining pipe 12 is provided with ripple with the heat exchanger tube a positions being in contact
Access Division 12-1, the ripple Access Division 12-1 set spaced burr towards the inwall direction of sealing hole 11, described convex
Heat exchanger tube neck 11-2 positions are corresponding described in the position of line, and the internal lining pipe 12 is by the heat exchanger tube a to the sealing hole 11
Inwall direction tensioner, i.e., the described related heat exchanger tube a wall clampings of burr enter in the heat exchanger tube neck 11-2, are formed convex
Line-heat exchanger tube a walls-heat exchanger tube neck 11-2 composite intermediate layer interface arrangment.
Corrosion-resistant coating neck 11-1, the corrosion-resistant coating neck 11-1 are offered on the inwall of the lower end of sealing hole 11 is in
Tubular, for being connected with corrosion-resistant coating 13, the corrosion-resistant coating 13 includes the anticorrosion sheet material 13-1 and position positioned at bottom
In top and the position anticorrosion Access Division 13-2 corresponding with the corrosion-resistant coating neck 11-1, the anticorrosion Access Division
13-2's is shaped as with the corrosion-resistant coating neck 11-1 to the tubular being adapted to；That is, in the installation position of the corrosion-resistant coating 13,
Form the composite sandwich structural of inwall-anticorrosion Access Division 13-2- heat exchanger tubes a walls-wall of internal lining pipe 12 of sealing hole 11.
Embodiment 2：With reference to Fig. 1, a kind of heat exchange tube seal structure of liquid-gas formula heat exchanger, the difference with embodiment 1
It is：The upper end of the internal lining pipe 12 and the upper end flush of the upper perforated plate 1, the bottom of the internal lining pipe 12 exceeds
The position of corrosion-resistant coating 13 is provided with extension 12-2, and the extension 12-2 is the cone that internal diameter is gradually reduced downwards.
Claims (10)
1. a kind of heat exchange tube seal structure of liquid-gas formula heat exchanger, it is characterised in that：Including with sealing hole（11）Upper perforated plate
（1）, be arranged on the sealing hole（11）Interior heat exchanger tube（a）And it is arranged on the heat exchanger tube（a）Interior internal lining pipe（12）, institute
State internal lining pipe（12）By the heat exchanger tube（a）To the sealing hole（11）Inwall direction tensioner, formed sealing hole（11）It is interior
Wall-heat exchanger tube（a）Wall-internal lining pipe（12）The composite sandwich structural of wall.
2. a kind of heat exchange tube seal structure of liquid-gas formula heat exchanger according to claim 1, it is characterised in that：It is described close
Sealing of hole（11）Corrosion-resistant coating neck is offered on the inwall of lower end（11-1）, the corrosion-resistant coating neck（11-1）It is cylindrical in shape, uses
In with corrosion-resistant coating（13）It is connected.
3. a kind of heat exchange tube seal structure of liquid-gas formula heat exchanger according to claim 2, it is characterised in that：It is described anti-
Corrosion layer（13）Including the anticorrosion sheet material positioned at bottom（13-1）And superposed and position and the corrosion-resistant coating card
Groove（11-1）Corresponding anticorrosion Access Division（13-2）, the anticorrosion Access Division（13-2）Be shaped as and the anticorrosion
Layer neck（11-1）To the tubular of adaptation；That is, in the corrosion-resistant coating（13）Installation position, form sealing hole（11）It is interior
Wall-anticorrosion Access Division（13-2）- heat exchanger tube（a）Wall-internal lining pipe（12）The composite sandwich structural of wall.
4. a kind of heat exchange tube seal structure of liquid-gas formula heat exchanger according to claim 1, it is characterised in that：It is described close
Sealing of hole（11）Inwall and the heat exchanger tube（a）The position interval that is connected is provided with heat exchanger tube neck（11-2）.
5. a kind of heat exchange tube seal structure of liquid-gas formula heat exchanger according to claim 4, it is characterised in that：It is described to change
Heat pipe neck（11-2）Longitudinal sectional shape to be trapezoidal, and trapezoidal bottom, an i.e. longer bottom are close to the heat exchanger tube（a）
Outer wall.
6. a kind of heat exchange tube seal structure of liquid-gas formula heat exchanger according to claim 4, it is characterised in that：In described
Bushing pipe（12）Tube wall and the heat exchanger tube（a）The position being in contact is provided with ripple Access Division（12-1）.
7. a kind of heat exchange tube seal structure of liquid-gas formula heat exchanger according to claim 6, it is characterised in that：The ripple
Line Access Division（12-1）Towards the sealing hole（11）Inwall direction sets spaced burr, is changed described in the position of the burr
Heat pipe neck（11-2）Position is corresponding, i.e., the described related heat exchanger tube of burr（a）Wall clamping enters the heat exchanger tube neck
（11-2）It is interior, form burr-heat exchanger tube（a）Wall-heat exchanger tube neck（11-2）Composite intermediate layer interface arrangment.
8. a kind of heat exchange tube seal structure of liquid-gas formula heat exchanger according to any bar in claim 1 ~ 7, its feature exists
In：The upper perforated plate（1）With the internal lining pipe（12）The hard member being made for stainless steel, the heat exchanger tube（a）For PTFE material
The soft pipe being made.
9. a kind of heat exchange tube seal structure of liquid-gas formula heat exchanger according to claim 2 or claim 3, its feature
It is：The internal lining pipe（12）Upper end and the upper perforated plate（1）Upper end flush, the internal lining pipe（12）Lower end
Portion exceeds the corrosion-resistant coating（13）Position is provided with extension（12-2）.
10. a kind of heat exchange tube seal structure of liquid-gas formula heat exchanger according to claim 9, it is characterised in that：It is described to prolong
Stretch section（12-2）The cone being gradually reduced downwards for internal diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621482519.9U CN206479085U (en) | 2016-12-30 | 2016-12-30 | A kind of heat exchange tube seal structure of liquid-gas type heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621482519.9U CN206479085U (en) | 2016-12-30 | 2016-12-30 | A kind of heat exchange tube seal structure of liquid-gas type heat exchanger |
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| Publication Number | Publication Date |
|---|---|
| CN206479085U true CN206479085U (en) | 2017-09-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621482519.9U Active CN206479085U (en) | 2016-12-30 | 2016-12-30 | A kind of heat exchange tube seal structure of liquid-gas type heat exchanger |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107062980A (en) * | 2016-12-30 | 2017-08-18 | 湖州鼎诚环保科技有限公司 | A kind of heat exchange tube seal structure of liquid-gas type heat exchanger |
-
2016
- 2016-12-30 CN CN201621482519.9U patent/CN206479085U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107062980A (en) * | 2016-12-30 | 2017-08-18 | 湖州鼎诚环保科技有限公司 | A kind of heat exchange tube seal structure of liquid-gas type heat exchanger |
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