CN106610238A - Gas-gas type heat exchanger - Google Patents
Gas-gas type heat exchanger Download PDFInfo
- Publication number
- CN106610238A CN106610238A CN201611242556.7A CN201611242556A CN106610238A CN 106610238 A CN106610238 A CN 106610238A CN 201611242556 A CN201611242556 A CN 201611242556A CN 106610238 A CN106610238 A CN 106610238A
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- China
- Prior art keywords
- heat exchanger
- plate
- exchanger tube
- gas
- hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D7/16—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged in parallel spaced relation
- F28D7/1615—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged in parallel spaced relation the conduits being inside a casing and extending at an angle to the longitudinal axis of the casing; the conduits crossing the conduit for the other heat exchange medium
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F11/00—Arrangements for sealing leaky tubes and conduits
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F19/00—Preventing the formation of deposits or corrosion, e.g. by using filters or scrapers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F21/00—Constructions of heat-exchange apparatus characterised by the selection of particular materials
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/001—Casings in the form of plate-like arrangements; Frames enclosing a heat exchange core
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/007—Auxiliary supports for elements
- F28F9/013—Auxiliary supports for elements for tubes or tube-assemblies
- F28F9/0131—Auxiliary supports for elements for tubes or tube-assemblies formed by plates
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/02—Header boxes; End plates
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/02—Header boxes; End plates
- F28F9/04—Arrangements for sealing elements into header boxes or end plates
- F28F9/06—Arrangements for sealing elements into header boxes or end plates by dismountable joints
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/02—Header boxes; End plates
- F28F2009/0285—Other particular headers or end plates
Abstract
The invention discloses a gas-gas type heat exchanger, and belongs to the technical field of heat exchange equipment. The gas-gas type heat exchanger comprises an upper plate sealing part located at the upper end, a lower plate sealing part located at the lower end, and a plurality of heat exchange tubes arranged between the upper plate sealing part and the lower plate sealing part. The heat exchange tubes form a heat exchange tube bundle. A shell pass fluid inlet and a shell pass fluid outlet are formed around the heat exchange tube bundle. A side plate used for separating out the shell pass fluid inlet and the shell pass fluid outlet is further arranged. The gas-gas type heat exchanger further comprises middle corrosion-resistant heat exchange tube pore plates. The gas-gas type heat exchanger is reasonable in structure, the supporting strength of the upper plate sealing structure to the heat exchange tubes is high, the lower plate sealing structure and lower pore plates form a buckling connection structure by means of the heat exchange tubes, the heat exchange tubes can be restrained in times of shrinkage, and shrinkage of the heat exchange tubes can be prevented.
Description
Technical field
The present invention relates to technical field of heat exchange equipment, in particular to a kind of gas-gas type heat interchanger.
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
Outward, the saving of the existing energy and recycling also become people's priority fields of study.
In energy utilization technology, heat exchanger be for cold fluid and hot fluid each other heat-shift and be not directly contacted with one
The equipment of kind, tubular type gas-gas heat exchanger therein has a wide range of applications in fields such as coal-burning boiler, waste incineration and generating electricities.
In prior art, often only with metallic plate separating flue gas, time length easily causes the corrosion of sheet material, also,
Seal is chronically exposed in the environment of flue gas, is also easily failed.
Also technology coordinates polytetrafluoroethyllining lining plate to overcome asking for flue gas corrosion using heat exchanger tube made by fluoroplastics
Topic, but for large-sized heat exchanger tube, play support strength and by heat exchanger tube retraction problems caused by heat symptom-complex shrinkage institute
Await solving.
Authorization Notice No. discloses a kind of tubular type gas-gas heat exchanger for the Chinese utility model patent of the U of CN 205138295
Top board, heat exchanger tube is fixed using fluoroplastics liner plate and fastener hole setting up and down, its exchange heat pipe support strength it is limited,
Should not apply in large-scale gas-gas heat exchanger.
Authorization Notice No. discloses a kind of tubular type gas-gas heat exchanger for the Chinese utility model patent of the U of CN 202814194
Base plate, it includes bottom orifice plate, on the orifice plate of bottom heat exchanger tube is welded with, and with this heat exchanger tube is fixed, and prevents it from shrinking back and changes
In the shell side of hot device, which employs welding procedure, more bothers, and heat exchanger tube is without moveable space, after Long-Time Service,
The material of weld is also easy to produce fatigue, and then ruptures, and affects the service life of heat exchanger.
The content of the invention
Present invention aim to provide a kind of gas-gas type heat interchanger, it is applied to the gas-gas type flue gas of high throughput
Heat exchanger, rational in infrastructure, the support strength for exchanging heat pipe is big and reasonably solve the problems, such as that heat exchanger tube shrinkage is reclaimed.
For achieving the above object, the present invention designed by a kind of gas-gas type heat interchanger, including the upper plate sealing of upper end and
The lower plate sealing of lower end, and some heat exchanger tubes being arranged between the upper plate sealing and the lower plate sealing,
The some heat exchanger tubes form heat-exchanging tube bundle, and the surrounding of the heat-exchanging tube bundle is provided with shell side fluid inlet and shell-side fluid goes out
Mouthful, and the side plate that the shell side fluid inlet and the shell side fluid outlet are separated；
If being provided with dried layer heat exchanger tube orifice plate on the side plate in a vertical direction, the heat exchanger tube orifice plate is by resistant material system
Into the heat exchanger tube is positioned in heat exchanger through the heat exchanger tube orifice plate；
The generally parallel and relative setting of the side plate, the passage that two side plates of flue gas insertion of shell side are formed, then shell side
The entrance of flue gas is shell side fluid inlet, and the outlet of shell side flue gas is shell side fluid outlet.
The heat exchanger tube orifice plate is made up of polytetrafluoroethylmaterial material, light weight, corrosion-resistant and with low cost.
The upper plate sealing is combined by several monodromy heat pipe sealing structures, each monodromy heat pipe sealing structure
Upper plate high pressure gas sealing including heat exchanger tube supporting part and below the heat exchanger tube supporting part；The heat exchanger tube is supported
Portion include the first up-hole plate, be provided with first up-hole plate for heat exchanger tube pass through first on hole, first up-hole plate
On be additionally provided with support member, the bottom of the support member contacts with the outer in hole on described first, the heat exchanger tube be located at institute
The part for stating supporting part is provided with internal lining pipe, and the upper edge of the heat exchanger tube is connected on the support member；Hole on described first
The second spaced up-hole plate is provided with below plate, hole on second is offered on second up-hole plate, described second
Upper hole is adapted the hole on first up-hole plate and described second for causing the heat exchanger tube vertical with hole on described first
Plate；In mezzanine space of the upper plate high pressure gas sealing position between first up-hole plate and second up-hole plate, bag
Part heat exchanger tube and the upper plate sealing sleeve pipe being socketed on heat exchanger tube are included, in the upper plate sealing sleeve pipe upper plate high pressure gas are offered
Enter hole；
The lower plate sealing is also combined by several monodromy heat pipe sealing structures, each monodromy heat pipe sealing structure bag
Include heat exchanger tube limiting section and the lower plate high pressure gas sealing above the heat exchanger tube limiting section；Heat exchanger tube limiting section includes
First orifice plate, is provided with the first lower opening passed through for heat exchanger tube, the following table of first orifice plate on first orifice plate
Face, the edge of the first lower opening are additionally provided with spacing preiection, and the lower end of the heat exchanger tube is provided with limiting section, and the heat exchanger tube is met
During cold events, the spacing preiection is realized to the spacing of the heat exchanger tube by stopping the limiting section；First orifice plate
Top be provided with the second spaced orifice plate, the second lower opening is offered on second orifice plate, under described second
Hole be adapted with first lower opening cause the heat exchanger tube it is vertical through first orifice plate and second orifice plate；
In mezzanine space of the lower plate high pressure gas sealing position between first orifice plate and second orifice plate, including portion
Divide heat exchanger tube and the lower plate sealing sleeve pipe being socketed on heat exchanger tube, offer lower plate high pressure gas in the lower plate sealing sleeve pipe and enter
Hole.
Heat exchanger tube is made using anti-corrosion material, is generally made up of polytetrafluoroethylmaterial material.
During actual motion, at the lower plate sealing sleeve pipe and the upper plate sealing sleeve pipe place gauge pressure about 500Pa is filled with
Gases at high pressure, gases at high pressure enter hole along upper plate high pressure gas and lower plate high pressure gas enter in the heat exchange flue gas that hole is entered in shell side,
And air curtain is formed, effectively prevent top leakage of the flue gas from heat exchanger tube that exchange heat.
Used as the preferred of above-mentioned technical proposal, the support member is wholely set, including positioned at bottom and support be arranged on
Annular support part on first up-hole plate, and the cylindrical support that the superposed outer wall with the heat exchanger tube fits
Portion.
Used as the preferred of above-mentioned technical proposal, the upper edge of the heat exchanger tube is provided with the upper hem of outside turnover, it is described on
Flanging forms hook structure with the upper wall of the heat exchanger tube, and the heat exchanger tube is articulated in the tubular by the hook structure
On support part.
Annular support part is used to the gravity of heat exchanger tube is conducted to the first up-hole plate, there is provided effective support, cylindrical support
Portion is used to provide the support zone that hook structure is tangled, and the outer wall of heat exchanger tube is tightly enveloped under the cooperation of cranse.
Used as the preferred of above-mentioned technical proposal, the support member is flower tooth clip, i.e., include in described cylindrical support portion
The vacancy of some dentations.
On the one hand the vacancy of dentation has saved material cost, and the material on the other hand facilitating plane directly processes all-in-one-piece
Annular support part and cylindrical support portion structure, have saved production cost.
As the preferred of above-mentioned technical proposal, outside the hook structure cranse is provided with.
Used as the preferred of above-mentioned technical proposal, the internal lining pipe is the metal tube of hard, and the heat exchange is extended on its top
Back-up ring is provided with pipe.
The effect of internal lining pipe is most important, and first it prevents the upper end of heat exchanger tube to be squeezed and deform upon, and loses sealing
Basis, secondly internal lining pipe is support member, cranse etc. there is provided the brace foundation for being available for pressing sealing, the back-up ring energy of internal lining pipe upper end
Enough cranse, upper hem and support member play a part of covering, prevent it from coming off, and can protect relatively soft heat exchanger tube upper end
Point.
Used as the preferred of above-mentioned technical proposal, the bottom of the internal lining pipe includes and is overlapped with the upper plate sealing sleeve pipe
Overlapping portion.
Lid overlapping portion causes internal lining pipe to be difficult double swerve, and is limited by upper plate sealing sleeve pipe, overall sealing knot
Structure is more consolidated.
Used as the preferred of above-mentioned technical proposal, the limiting section is the lower folding that the lower edge of the heat exchanger tube outwards turns down formation
Side, the outer wall of the lower hem and the heat exchanger tube forms notch, and clamping when the spacing preiection is spacing enters the draw-in groove
In structure.
Used as the preferred of above-mentioned technical proposal, the outer surface of the spacing preiection is the cambered surface of bending, and from top to bottom to
Interior gathering.
When spacing preiection clamping enters notch, contact with the outer surface of the spacing preiection for gradually inwardly drawing in, shrink
Power it is bigger, then the combination of lower hem and spacing preiection is tightr, with the bending of spacing preiection outer surface, the friction suffered by it
The screen resilience of power and material itself is also bigger, i.e., be contracted in heat exchanger tube and contact beginning with spacing preiection, the knot of spacing preiection
Structure can provide the buffering leeway of heat exchanger tube deformation, and the restriction dynamics of its exchange heat pipe is gradually increased, such heat exchanger tube deformation
Stress be released, will not accumulate, be also hardly damaged.
Used as the preferred of above-mentioned technical proposal, the upper end of the upper plate sealing sleeve pipe is welded on first up-hole plate,
Lower end is welded on second up-hole plate；The upper end of the lower plate sealing sleeve pipe is welded on second orifice plate, lower end
It is welded on first up-hole plate.
As the preferred of above-mentioned technical proposal, below second up-hole plate upper plate anticorrosive coat is lined with；Under described second
Lower plate anticorrosive coat is lined with below orifice plate.
The present invention compared with prior art, with advantages below and beneficial effect：
（1）The support strength of the upper plate sealing structure exchange heat pipe of the gas-gas type heat interchanger is big, can be used for extensive, single changing
In the heavier heat transmission equipment of heat pipe, the integrated of energy conserving system is realized；
（2）The lower plate sealing structure of the gas-gas type heat interchanger forms interface arrangment using heat exchanger tube itself and orifice plate, is only receiving
Heat pipe is exchanged during contracting to be limited, while being prevented from heat exchanger tube contraction, the problem of weld fatigue of materials is not also had, and is tied
Structure is simple, durable in use；
（3）The gas-gas type heat interchanger forms sealing using high pressure air curtain, it is ensured that the flue gas in shell side will not be revealed, also will not be rotten
Erosion sealing structure；
（4）The gas-gas type heat interchanger structure is relatively simple, low production cost, easily realizes large-scale application.
Description of the drawings
Fig. 1 is gas-gas type heat interchanger dimensional structure diagram.
Fig. 2 is the generalized section of gas-gas type heat interchanger upper plate sealing structure.
Fig. 3 is the generalized section of gas-gas type heat interchanger lower plate sealing structure.
Fig. 4 is the schematic perspective view of gas-gas type heat interchanger upper plate sealing structure.
Fig. 5 is the schematic perspective view of gas-gas type heat interchanger lower plate sealing structure.
In figure：Hole on heat exchanger tube a, upper hem a-1, limiting section a-2, upper plate sealing 1, heat exchanger tube supporting part 11, first
Plate 111, support member 112, annular support part 1121, cylindrical support portion 1122, internal lining pipe 113, back-up ring 1131, cranse 114, upper plate
High pressure gas sealing 12, the second up-hole plate 121, upper plate sealing sleeve pipe 122, upper plate high pressure gas enter hole 1221, upper plate anticorrosive coat
123rd, lower plate sealing 2, heat exchanger tube limiting section 21, the first orifice plate 211, spacing preiection 212, lower plate high pressure gas sealing 22,
Second orifice plate 221, lower plate sealing sleeve pipe 222, lower plate high pressure gas enter hole 2221, lower plate anticorrosive coat 223, shell side fluid inlet 3,
Shell side fluid outlet 4, side plate 5, heat exchanger tube orifice plate 6.
Specific embodiment
Below in conjunction with the accompanying drawings the present invention is described in further detail with specific embodiment：
Embodiment 1：With reference to Fig. 1, Fig. 2 and Fig. 3, a kind of gas-gas type heat interchanger, including upper plate sealing 1 and the lower end of upper end
Lower plate sealing 2, and some heat exchanger tube a being arranged between the upper plate sealing 1 and the lower plate sealing 2, institute
State some heat exchanger tube a and form heat-exchanging tube bundles, the surrounding of the heat-exchanging tube bundle is provided with shell side fluid inlet 3 and shell-side fluid goes out
Mouth 4, and the side plate 5 that the shell side fluid inlet 3 and the shell side fluid outlet 4 are separated；
If being provided with dried layer heat exchanger tube orifice plate 6 on the side plate 5 in a vertical direction, the heat exchanger tube orifice plate 6 is by corrosion resistant
PTFE material is made, and the heat exchanger tube a is positioned in heat exchanger through the heat exchanger tube orifice plate 6；
The upper plate sealing 1 is combined by several monodromy heat pipe sealing structures, each monodromy heat pipe sealing structure bag
Include heat exchanger tube supporting part 11 and the upper plate high pressure gas sealing 12 positioned at the lower section of the heat exchanger tube supporting part 11；The heat exchanger tube
Supporting part 11 include the first up-hole plate 111, be provided with first up-hole plate 111 for heat exchanger tube a pass through first on hole, institute
State and support member 112 be additionally provided with the first up-hole plate 111, the support member 112 is wholely set, including positioned at bottom and support
The annular support part 1121 being arranged on first up-hole plate 111, and the superposed outer wall phase with the heat exchanger tube a
The cylindrical support portion 1122 of laminating, the annular support part 1121 contacts with the outer in hole on described first；The heat exchanger tube a
The upper wall of the upper edge upper hem a-1, the upper hem a-1 and the heat exchanger tube a that are provided with outside turnover form hook structure,
The heat exchanger tube a is articulated in the cylindrical support portion 1122 by the hook structure, is additionally provided with outside the hook structure
The cranse 114 of elasticity；
The heat exchanger tube a is located at the metal inner lining pipe 113 that the part of the supporting part 11 is provided with hard, and institute is extended on its top
State and back-up ring 1131 is provided with heat exchanger tube a；
The lower section of first up-hole plate 111 is provided with the second spaced up-hole plate 121, second up-hole plate 121
On offer hole on second, on described second hole be adapted with hole on described first cause the heat exchanger tube a it is vertical through institute
State the first up-hole plate 111 and second up-hole plate 121；The upper plate high pressure gas sealing 12 is located at first up-hole plate
In mezzanine space between 111 and second up-hole plate 121, including part heat exchanger tube a and the upper plate being socketed on heat exchanger tube a
Sealing sleeve pipe 122, offers upper plate high pressure gas and enters hole 1221 in the upper plate sealing sleeve pipe 122；
The bottom of the internal lining pipe 113 includes and the equitant overlapping portion of the upper plate sealing sleeve pipe 122；
The lower plate sealing 2 is also combined by several monodromy heat pipe sealing structures, each monodromy heat pipe sealing structure
Including heat exchanger tube limiting section 21 and the lower plate high pressure gas sealing 22 positioned at the top of the heat exchanger tube limiting section 21；Heat exchanger tube is limited
Position portion 21 includes the first orifice plate 211, and the first lower opening passed through for heat exchanger tube a is provided with first orifice plate 211, described
The lower surface of the first orifice plate 211, the edge of the first lower opening are additionally provided with spacing preiection 212, outside the spacing preiection 212
Surface is the cambered surface of bending, and is inwardly drawn in from top to bottom；
The lower end of the heat exchanger tube a is provided with limiting section a-2, and the limiting section a-2 is that the lower edge of the heat exchanger tube a is outwards turned down
The lower hem of formation, the lower hem forms notch with the outer wall of the heat exchanger tube a, when the spacing preiection 212 is spacing
Clamping enters in the notch；
The top of first orifice plate 211 is provided with the second spaced orifice plate 221, second orifice plate 221
On offer the second lower opening, second lower opening be adapted with first lower opening cause the heat exchanger tube a vertical through institute
State the first orifice plate 211 and second orifice plate 221；The lower plate high pressure gas sealing 22 is located at first orifice plate
In mezzanine space between 211 and second orifice plate 221, including part heat exchanger tube a and the lower plate being socketed on heat exchanger tube a
Sealing sleeve pipe 222, offers lower plate high pressure gas and enters hole 2221 in the lower plate sealing sleeve pipe 222；
The upper end of the upper plate sealing sleeve pipe 122 is welded on first up-hole plate 111, and lower end is welded on hole on described second
On plate 121；The upper end of the lower plate sealing sleeve pipe 222 is welded on second orifice plate 221, and lower end is welded on described first
On up-hole plate 211.
Embodiment 2：With reference to Fig. 1, Fig. 2 and Fig. 3, it is that the support member 112 is flower tooth with the difference of embodiment 1
Clip, i.e., include the vacancy of some dentations in described cylindrical support portion 1122.
Embodiment 3：With reference to Fig. 1, Fig. 2 and Fig. 3, it is with the difference of embodiment 1, second up-hole plate 121
Lower section is lined with upper plate anticorrosive coat 123；The lower section of second orifice plate 221 is lined with lower plate anticorrosive coat 223, the upper plate anticorrosive coat
123 are made up with the lower plate anticorrosive coat 223 of PTFE material.
Claims (10)
1. a kind of gas-gas type heat interchanger, it is characterised in that：Including the upper plate sealing of upper end（1）With the lower plate sealing of lower end
（2）, and it is arranged at the upper plate sealing（1）With the lower plate sealing（2）Between some heat exchanger tubes（a）, it is described
Some heat exchanger tubes（a）Heat-exchanging tube bundle is formed, the surrounding of the heat-exchanging tube bundle is provided with shell side fluid inlet（3）And shell-side fluid
Outlet（4）, and by the shell side fluid inlet（3）With the shell side fluid outlet（4）The side plate for separating（5）；
The side plate（5）If on be provided with dried layer heat exchanger tube orifice plate in a vertical direction（6）, the heat exchanger tube orifice plate（6）By resistance to
Corrosion material is made, the heat exchanger tube（a）Through the heat exchanger tube orifice plate（6）It is positioned in heat exchanger；
The upper plate sealing（1）Combined by several monodromy heat pipe sealing structures, each monodromy heat pipe sealing structure
Including heat exchanger tube supporting part（11）And positioned at the heat exchanger tube supporting part（11）The upper plate high pressure gas sealing of lower section（12）；Institute
State heat exchanger tube supporting part（11）Including the first up-hole plate（111）, first up-hole plate（111）On be provided with and supply heat exchanger tube（a）
Hole on first for passing through, first up-hole plate（111）On be additionally provided with support member（112）, the support member（112）Bottom
Contact with the outer in hole on described first, the heat exchanger tube（a）Positioned at the supporting part（11）Part be provided with internal lining pipe
（113）, and the heat exchanger tube（a）Upper edge be connected to the support member（112）On；First up-hole plate（111）Lower section
It is provided with the second spaced up-hole plate（121）, second up-hole plate（121）On offer hole on second, described
Hole is adapted so that the heat exchanger tube with hole on described first on two（a）It is vertical through first up-hole plate（111）And institute
State the second up-hole plate（121）；The upper plate high pressure gas sealing（12）Positioned at first up-hole plate（111）On described second
Orifice plate（121）Between mezzanine space in, including part heat exchanger tube（a）Be socketed in heat exchanger tube（a）On upper plate sealing sleeve pipe
（122）, the upper plate sealing sleeve pipe（122）On offer upper plate high pressure gas and enter hole（1221）；
The lower plate sealing（2）Also combined by several monodromy heat pipe sealing structures, each monodromy heat pipe sealing knot
Structure includes heat exchanger tube limiting section（21）And positioned at the heat exchanger tube limiting section（21）The lower plate high pressure gas sealing of top（22）；
Heat exchanger tube limiting section（21）Including the first orifice plate（211）, first orifice plate（211）On be provided with and supply heat exchanger tube（a）Wear
The first lower opening crossed, first orifice plate（211）Lower surface, the edge of the first lower opening be additionally provided with spacing preiection
（212）, the heat exchanger tube（a）Lower end be provided with limiting section（a-2）, the heat exchanger tube（a）During contract on cooling, the limit convex
Rise（212）By stopping the limiting section（a-2）Realize to the heat exchanger tube（a）It is spacing；First orifice plate（211）'s
Top is provided with the second spaced orifice plate（221）, second orifice plate（221）On offer the second lower opening, institute
State the second lower opening to be adapted with first lower opening so that the heat exchanger tube（a）It is vertical through first orifice plate（211）
With second orifice plate（221）；The lower plate high pressure gas sealing（22）Positioned at first orifice plate（211）With described
Two orifice plates（221）Between mezzanine space in, including part heat exchanger tube（a）Be socketed in heat exchanger tube（a）On lower plate sealing
Sleeve pipe（222）, the lower plate sealing sleeve pipe（222）On offer lower plate high pressure gas and enter hole（2221）.
2. a kind of gas-gas type heat interchanger according to claim 1, it is characterised in that：The support member（112）Integrally set
Put, including positioned at bottom and support be arranged on first up-hole plate（111）On annular support part（1121）, and be located at
Top with the heat exchanger tube（a）The cylindrical support portion that fits of outer wall（1122）.
3. a kind of gas-gas type heat interchanger according to claim 2, it is characterised in that：The heat exchanger tube（a）It is upper along arrange
There is the upper hem of turned-out folding（a-1）, the upper hem（a-1）With the heat exchanger tube（a）Upper wall formed hook structure, it is described
Heat exchanger tube（a）The cylindrical support portion is articulated in by the hook structure（1122）On.
4. the upper plate sealing structure of a kind of gas-gas type heat interchanger according to claim 3, it is characterised in that：The hook
Cranse is provided with outside structure（114）.
5. a kind of gas-gas type heat interchanger according to any bar in claim 1 ~ 4, it is characterised in that：The internal lining pipe
（113）For the metal tube of hard, the heat exchanger tube is extended on its top（a）Place is provided with back-up ring（1131）.
6. a kind of gas-gas type heat interchanger according to claim 5, it is characterised in that：The internal lining pipe（113）Bottom bag
Include and the upper plate sealing sleeve pipe（122）Equitant overlapping portion.
7. a kind of gas-gas type heat interchanger according to claim 1, it is characterised in that：The limiting section（a-2）Change for described
Heat pipe（a）Lower edge outwards turn down the lower hem of formation, the lower hem and the heat exchanger tube（a）Outer wall formed draw-in groove knot
Structure, the spacing preiection（212）Clamping when spacing enters in the notch.
8. a kind of gas-gas type heat interchanger according to claim 1 or 7, it is characterised in that：The spacing preiection（212）'s
Outer surface is the cambered surface of bending, and is inwardly drawn in from top to bottom.
9. a kind of gas-gas type heat interchanger according to claim 1, it is characterised in that：The upper plate sealing sleeve pipe（122）'s
Upper end is welded on first up-hole plate（111）On, lower end is welded on second up-hole plate（121）On；The lower plate sealing
Sleeve pipe（222）Upper end be welded on second orifice plate（221）On, lower end is welded on first up-hole plate（211）On.
10. a kind of gas-gas type heat interchanger according to claim 1, it is characterised in that：Second up-hole plate（121）'s
Lower section is lined with upper plate anticorrosive coat（123）；Second orifice plate（221）Lower section be lined with lower plate anticorrosive coat（223）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611242556.7A CN106610238A (en) | 2016-12-29 | 2016-12-29 | Gas-gas type heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611242556.7A CN106610238A (en) | 2016-12-29 | 2016-12-29 | Gas-gas type heat exchanger |
Publications (1)
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107899258A (en) * | 2017-12-25 | 2018-04-13 | 沈阳人和机械制造有限公司 | A kind of tube plate structure for alkali inspissator |
| CN110686271A (en) * | 2019-10-15 | 2020-01-14 | 老河口新景科技有限责任公司 | Air heater with air-tight seal structure |
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| CN107899258A (en) * | 2017-12-25 | 2018-04-13 | 沈阳人和机械制造有限公司 | A kind of tube plate structure for alkali inspissator |
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| CN110686271A (en) * | 2019-10-15 | 2020-01-14 | 老河口新景科技有限责任公司 | Air heater with air-tight seal structure |
| CN110686271B (en) * | 2019-10-15 | 2022-01-07 | 老河口新景科技有限责任公司 | Air heater with air-tight seal structure |
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Address after: 313000 306, 3 building, 1 building 501, Yang Xi Road, Huzhou economic and Technological Development Zone, Huzhou, Zhejiang. Applicant after: Zhejiang Ding Cheng Environmental Protection Technology Co., Ltd. Address before: 313000 306, 3 building, 1 building 501, Yang Xi Road, Huzhou economic and Technological Development Zone, Huzhou, Zhejiang. Applicant before: Huzhou Dingcheng Environmental Technology Co. Ltd. |
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Application publication date: 20170503 |