CN106949756A - A kind of PTFE heat exchangers that card is coated with PTFE - Google Patents
A kind of PTFE heat exchangers that card is coated with PTFE Download PDFInfo
- Publication number
- CN106949756A CN106949756A CN201710292535.4A CN201710292535A CN106949756A CN 106949756 A CN106949756 A CN 106949756A CN 201710292535 A CN201710292535 A CN 201710292535A CN 106949756 A CN106949756 A CN 106949756A
- Authority
- CN
- China
- Prior art keywords
- ptfe
- heat exchanger
- mounting blocks
- card
- coated
- 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.)
- Pending
Links
- 229920001343 polytetrafluoroethylene Polymers 0.000 title claims abstract description 90
- 239000004810 polytetrafluoroethylene Substances 0.000 title claims abstract description 90
- 238000005260 corrosion Methods 0.000 claims abstract description 16
- 239000000463 material Substances 0.000 claims description 10
- 239000007769 metal material Substances 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 5
- 230000007797 corrosion Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 230000008018 melting Effects 0.000 claims description 2
- 238000002844 melting Methods 0.000 claims description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 5
- 239000003546 flue gas Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 229920002313 fluoropolymer Polymers 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 239000012943 hotmelt Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 150000007530 organic bases Chemical class 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 230000002940 repellent Effects 0.000 description 1
- 239000005871 repellent Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- 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
- F28D7/06—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 having a single U-bend
-
- 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
-
- 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
- F28F19/02—Preventing the formation of deposits or corrosion, e.g. by using filters or scrapers by using coatings, e.g. vitreous or enamel coatings
- F28F19/04—Preventing the formation of deposits or corrosion, e.g. by using filters or scrapers by using coatings, e.g. vitreous or enamel coatings of rubber; of plastics material; of varnish
-
- 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
- F28F21/06—Constructions of heat-exchange apparatus characterised by the selection of particular materials of plastics material
- F28F21/062—Constructions of heat-exchange apparatus characterised by the selection of particular materials of plastics material the heat-exchange apparatus employing tubular conduits
-
- 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
-
- 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
- F28F9/26—Arrangements for connecting different sections of heat-exchange elements, e.g. of radiators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F2275/00—Fastening; Joining
- F28F2275/20—Fastening; Joining with threaded elements
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention discloses a kind of PTFE heat exchangers that card is coated with PTFE, including heat exchanger shell, card and PTFE heat exchanger tubes, card is connected on the inwall of heat exchanger shell, PTFE heat exchanger tubes have several, two ends of every PTFE heat exchanger tube are connected on card, make PTFE heat exchanger tubes u-shaped in heat exchanger shell, the card includes supporting plate, mounting blocks and briquetting, supporting plate is connected on the inwall of heat exchanger shell, several circular mounting holes to place mounting blocks are offered in supporting plate, mounting hole is arranged in array type, mounting blocks have several piece, it is respectively provided with the circle being adapted with mounting hole, and be respectively arranged in corresponding mounting hole, and every piece of mounting blocks are tightly fixed in supporting plate by briquetting, several connecting holes are equipped with every piece of mounting blocks, end to the PTFE heat exchanger tubes that are connected；Also include straining beam and fixing device of heat exchange pipe, the invention enables the function that card has anti-corrosion anti-leak, while extending the service life of PTFE heat exchangers.
Description
Technical field
The present invention relates to PTFE heat exchanger technologies, changed more specifically to a kind of with the PTFE PTFE for coating card
Hot device.
Background technology
PTFE (polytetrafluoroethylene (PTFE)) tubing has excellent high-low temperature resistant characteristic, can be grown under conditions of -190~260 DEG C
Phase uses.PTFE material has good chemical stability, and only performance can change under fluorine steam, alkali metal under high temperature, right
Other all dense, dilute inorganic Organic Acid and Bases, ester do not react.Low surface friction coefficient, water repellent is refused inside and outside dirt, tube wall
Not incrustation.It is nontoxic, the features such as nonflammable, with the high grade of transparency, it is widely used in fluoroplastics heat exchanger, heat steam pipe arrangement etc.
Field, tool has been widely used.
Card in PTFE heat exchangers is mainly used in being fixedly connected heat exchanger tube, and exchanges the arranged evenly of heat pipe.At present
One piece of overall card that card in common heat exchanger is typically all made from metal material, then opened up on this block metal card
The connecting hole of several array type arrangements, to connect heat exchanger tube, still, using the card of such structure, is existed following
It is not enough：
1. due to metal material card after a long time use, by the flue gas corrosion in heat exchanger can be have impact on and be used
Life-span；
2. heat exchanger tube is all connected on a monoblock card, during work operation, heat transferring medium is flowed into heat exchanger tube, therefore, is changed
Heat pipe is all concentrated on card along with the weight of medium, and after long-term use, card can produce flexural deformation, or even can make card
Slid from heat exchanger；
3. current heat exchanger tube is typically all made from PTFE materials, it is connected between metal card using expansion, due to two
The characteristic for planting material is different, causes the amplitude of expanding with heat and contract with cold of two kinds of materials also different, therefore heat exchanger tube can be caused to be taken off from card
Fall；
If 4. there is drainage in heat exchanger tube, it is necessary to close heat exchanger in time and carry out repair and replacement, have impact on work effect
Rate.
The content of the invention
For drawbacks described above present in prior art, it is an object of the invention to provide a kind of there is PTFE to coat card
PTFE heat exchangers so that card has the function of anti-corrosion anti-leak, while extending the service life of PTFE heat exchangers.
To achieve the above object, the present invention is adopted the following technical scheme that：
A kind of PTFE heat exchangers that card is coated with PTFE, including heat exchanger shell, card and PTFE heat exchanger tubes, card
It is connected on the inwall of heat exchanger shell, PTFE heat exchanger tubes have several, and two ends of every PTFE heat exchanger tube are connected in card
On, make PTFE heat exchanger tubes u-shaped in heat exchanger shell, the card includes supporting plate, mounting blocks and briquetting, supporting plate
It is connected on the inwall of heat exchanger shell, several circular mounting holes to place mounting blocks is offered in supporting plate, mounting hole is in
Array type is arranged, and mounting blocks have several piece, is respectively provided with the circle being adapted with mounting hole, and be respectively arranged on corresponding mounting hole
In, and every piece of mounting blocks are tightly fixed in supporting plate by briquetting, and several connecting holes are equipped with every piece of mounting blocks, to even
Connect the end of fixed PTFE heat exchanger tubes；
Also include straining beam and fixing device of heat exchange pipe, straining beam has several, is correspondingly arranged at the top of every piece of mounting blocks, its end
The upper end of portion's briquetting corresponding on mounting blocks is connected, and is connected by stay-bolt and with the mounting blocks below corresponding, heat exchanger tube
Fixing device also with several, is sequentially connected in integral pipe sleeves, each pipe sleeve is sheathed on PTFE heat exchanger tubes including several
Outer tube wall on, to fixed PTFE heat exchanger tubes；
Anti-corrosion layer is covered with the surface of the supporting plate；
The mounting blocks are the mounting blocks of PTFE material, and set rounded step-like, including epimere and hypomere, epimere
The diameter with diameter greater than hypomere, the diameter of hypomere is adapted with the diameter of mounting hole, the hypomere of mounting blocks in mounting hole,
The two ends of mounting blocks epimere are made to be set up in supporting plate；
The briquetting is equipped with a projection on one end to compress mounting blocks, make on one end of briquetting formed top, under
Two ledge structures in side, the epimere of the ledge structure of lower section to compress mounting blocks, the ledge structure of top is to connect straining beam.
Briquetting on every piece of described mounting blocks is provided with ledge structure below two pieces, two pieces of briquettings respectively to compress peace
Fill the two ends of the epimere of block.
The two ends of described straining beam are respectively connected on the ledge structure above corresponding briquetting so that straining beam is located at corresponding installation
The top of block.
The home position of described mounting blocks is provided with the first pulling eye, the position of straining beam the first pulling eye of correspondence and is provided with second
Pulling eye, stay-bolt is fed through the first pulling eye and the second pulling eye successively, and it is tight on the first pulling eye and the second pulling eye to be respectively provided with one
Gu nut so that stay-bolt, which is connected and hanged with mounting blocks fastening, to be drawn on straining beam.
Anti-corrosion layer is coated with the bolt head of described stay-bolt.
Sealing ring is equipped between described briquetting and mounting blocks, between mounting blocks and supporting plate.
The other end of described briquetting is fixedly connected by fastening bolt with supporting plate.
Described supporting plate and straining beam is metal material, and fixing device of heat exchange pipe is PTFE materials.
It is connected between described connecting hole and PTFE heat exchanger tubes for hot melting way.
Described anti-corrosion layer is PTFE film.
In above-mentioned technical scheme, the PTFE cladding cards of a kind of heat exchanger provided by the present invention, not only with anti-
Burn into Smoke prevention gas leakage and distortion-free feature, add card withstanding forces in itself, and service life again.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the present invention；
Fig. 2 is the front view of card in the present invention；
Fig. 3 is the schematic diagram of a-a in Fig. 2；
Fig. 4 is the structural representation of fixing device of heat exchange pipe in the present invention；
Fig. 5 is the schematic diagram of briquetting in the present invention.
Embodiment
Technical scheme is further illustrated with reference to the accompanying drawings and examples.
Incorporated by reference to shown in Fig. 1 to Fig. 5, a kind of PTFE heat exchangers that card is coated with PTFE provided by the present invention are wrapped
Heat exchanger shell 8, card 9 and PTFE heat exchanger tubes 10 are included, card 9 is connected on the inwall of heat exchanger shell 8, and PTFE heat exchanger tubes 10 have
Have several, two ends of every PTFE heat exchanger tube 10 are connected on card 9, make PTFE heat exchanger tubes 10 u-shaped located at heat exchange
In device housing 8, above-mentioned part is prior art part, is just repeated no more herein.Unlike the prior art, the card 9
Including supporting plate 1, mounting blocks 2 and briquetting 3, supporting plate 1 is connected on the inwall of heat exchanger shell 8, is offered in supporting plate 1 several
Circular mounting hole to place mounting blocks 2, mounting hole in array type arrange, mounting blocks 2 have several piece, be respectively provided with and installation
The circle that hole is adapted, and be respectively arranged in corresponding mounting hole, and every piece of mounting blocks 2 are tightly fixed on support by briquetting 3
On plate 1, several connecting holes 201 are equipped with every piece of mounting blocks 2, one end of PTFE heat exchanger tubes 10 is fixedly connected on a mounting blocks
In one of connecting hole 201 on 2, and the other end of PTFE heat exchanger tubes 10 is fixedly connected on the phase on an adjacent mounting blocks 2
In the connecting hole 201 answered, it is arranged on so that PTFE heat exchanger tubes 10 are u-shaped inside heat exchanger shell 8.
Preferably, also including straining beam 4 and fixing device of heat exchange pipe 11, straining beam 4 is correspondingly arranged at every piece of mounting blocks with several
2 top, the upper end of its end briquetting 3 corresponding on mounting blocks 2 is connected, and by stay-bolt 5 again with it is corresponding below peace
Block 2 is filled to be connected.
Preferably, the mounting blocks 2 are made of PTFE materials, identical material, tool are selected with PTFE heat exchanger tubes 10
There is identical heat fusion joint, so the mode that can employ hot melt is connected with PTFE heat exchanger tubes, and mounting blocks 2 include epimere
202 and hypomere 203, the diameter with diameter greater than hypomere 203 of epimere 202 sets rounded step-like, and the diameter of hypomere 203
It is adapted with the diameter of mounting hole, the hypomere 203 of mounting blocks 2 is positioned in mounting hole, allows for the epimere 202 of mounting blocks 2
It can set up and be connected in supporting plate 1.
Preferably, the briquetting 3 on described every piece of mounting blocks 2 is equipped with two pieces, the ledge structure of two pieces of lower sections of briquetting 3
303 respectively to the two ends for the epimere 202 for compressing mounting blocks 2 so that when mounting blocks 2 can be connected in supporting plate 1, thrust
Obtain uniform balance.
Preferably, being equipped with a projection 301 on the one end of the briquetting 3 to compress mounting blocks 2, make one end of briquetting 3
Above upper formation, the ledge structure of lower section two 302,303, the epimere 202 of the ledge structure 303 of lower section to compress mounting blocks 2,
The ledge structure 302 of top is to connect straining beam 4.
It is connected in preferably, the two ends of described straining beam 4 are set up respectively on the ledge structure 302 of the top of briquetting 3, and is passing through
The mode of welding is connected so that straining beam 4 is located at the top of mounting blocks 2, meanwhile, the home position of mounting blocks 2 is provided with first
Pulling eye 204, and the second pulling eye is provided with the position of the first pulling eye 204 of correspondence of straining beam 4, stay-bolt 5 can be made to wear successively
The first pulling eye 204 and the second pulling eye, then the clamp nut 7 by being set respectively on the first pulling eye 204 and the second pulling eye are crossed, is made
Obtain after stay-bolt 5 is connected with the fastening of mounting blocks 2 and can hang and be pulled on straining beam 4, when heat exchanger works operation, be connected to installation
Heat transferring medium is full of in PTFE heat exchanger tubes on block 2, the straining beam 4 connected by stay-bolt 5 can be shared on mounting blocks 2
Stress degree, prevents that mounting blocks 2 from being pulled down and be deformed by weight, improves service life.
Preferably, having coated anti-corrosion layer 501 on the bolt head of described stay-bolt 5, make installation using stay-bolt 5
When block 2 is connected with straining beam 4, the bolt head of stay-bolt 5 is provided in inside heat exchanger, therefore, is coated on bolt head
One layer of anti-corrosion layer 501, and anti-corrosion layer 501 also inwardly carries out flange, is not only able to enable the anticorrosion of stay-bolt 5,
The outside of heat exchanger is leaked in being also prevented from connection gap of the flue gas between stay-bolt 5 and mounting blocks 2.
Preferably, the supporting plate 1 is made from metal material, one layer of anti-corrosion layer 101 is coated with its outer surface,
Anti-corrosion layer 101 can be made from PTFE film, then mounting hole is set into rounded shape, because supporting plate 1 does not exchange heat with PTFE
Pipe 10 is directly connected to, from metal material ensure that its support coupling stiffness, and supporting plate 1 again with the flue gas in heat exchanger
Contact, anti-corrosion layer 101 can also protect metal material not by flue gas corrosion.
Preferably, being equipped with sealing between described briquetting 3 and mounting blocks 2, and between mounting blocks 2 and supporting plate 1
Circle 8, is also to prevent that the flue gas inside heat exchanger from leaking to outside heat exchanger from junction.
Preferably, described supporting plate 1 and straining beam 4 is metal material and be made, certain hardness and rigidity is made it have,
It is capable of the tensile strength of erection ＆ lift block 2.
Preferably, fixing device of heat exchange pipe 11 is also with several, including several pipe sleeves 111 being sequentially connected in one,
Each pipe sleeve 111 is sheathed on the outer tube wall of PTFE heat exchanger tubes 10, to fixed PTFE heat exchanger tubes, the quantity of pipe sleeve 111 with
The quantity of PTFE heat exchanger tubes 10 of the same row of longitudinal arrangement is corresponding, to the corresponding PTFE to be sheathed on longitudinal arrangement respectively
On heat exchanger tube 10, play a part of fixed PTFE heat exchanger tubes 10, PTFE heat exchanger tubes 10 can again be distributed neatly, is easy to work people
The work such as member safeguards, replacing.
In summary, the present invention not only has anticorrosion, Smoke prevention gas leakage and distortion-free feature, and card sheet is added again
Body is withstood forces, and card service life, while also increase the service life of heat exchanger.
Those of ordinary skill in the art it should be appreciated that the embodiment of the above be intended merely to explanation the present invention,
And be not used as limitation of the invention, as long as in the spirit of the present invention, the change to embodiment described above
Change, modification will all fall in the range of claims of the present invention.
Claims (10)
1. a kind of PTFE heat exchangers that card is coated with PTFE, including heat exchanger shell, card and PTFE heat exchanger tubes, card connect
In on the inwall of heat exchanger shell, PTFE heat exchanger tubes have several, and two ends of every PTFE heat exchanger tube are connected on card,
Make PTFE heat exchanger tubes u-shaped in heat exchanger shell, it is characterised in that the card includes supporting plate, mounting blocks and pressure
Block, supporting plate is connected on the inwall of heat exchanger shell, and several circular mounting holes to place mounting blocks are offered in supporting plate,
Mounting hole is arranged in array type, and mounting blocks have several piece, is respectively provided with the circle being adapted with mounting hole, and is respectively arranged on corresponding
Mounting hole in, and every piece of mounting blocks are tightly fixed in supporting plate by briquetting, and several connections are equipped with every piece of mounting blocks
Hole, the end to the PTFE heat exchanger tubes that are connected；
Also include straining beam and fixing device of heat exchange pipe, straining beam has several, is correspondingly arranged at the top of every piece of mounting blocks, its end with
The upper end of corresponding briquetting is connected on mounting blocks, and is connected by stay-bolt and with the mounting blocks below corresponding, and heat exchanger tube is fixed
Device is also with several, and including several pipe sleeves being sequentially connected in one, each pipe sleeve is sheathed on the outer of PTFE heat exchanger tubes
On tube wall, to fixed PTFE heat exchanger tubes；
Anti-corrosion layer is covered with the surface of the supporting plate；
The mounting blocks are the mounting blocks of PTFE material, and set rounded step-like, including epimere and hypomere, epimere it is straight
Footpath is more than the diameter of hypomere, and the diameter of hypomere is adapted with the diameter of mounting hole, and the hypomere of mounting blocks makes peace in mounting hole
The two ends of dress block epimere are set up in supporting plate；
The briquetting is equipped with a projection on one end to compress mounting blocks, makes to form top, lower section two on one end of briquetting
Individual ledge structure, the epimere of the ledge structure of lower section to compress mounting blocks, the ledge structure of top is to connect straining beam.
2. a kind of PTFE heat exchangers that card is coated with PTFE as claimed in claim 1, it is characterised in that described every piece
Briquetting on mounting blocks is provided with ledge structure below two pieces, two pieces of briquettings respectively to the two ends for the epimere for compressing mounting blocks.
3. a kind of PTFE heat exchangers that card is coated with PTFE as claimed in claim 2, it is characterised in that described straining beam
Two ends be respectively connected on the ledge structure above corresponding briquetting so that straining beam be located at corresponding mounting blocks top.
4. a kind of PTFE heat exchangers that card is coated with PTFE as claimed in claim 3, it is characterised in that described installation
The home position of block is provided with the first pulling eye, the position of straining beam the first pulling eye of correspondence and is provided with the second pulling eye, and stay-bolt is successively
The first pulling eye and the second pulling eye are fed through, and a clamp nut is respectively provided with the first pulling eye and the second pulling eye so that pull bar spiral shell
Bolt, which is connected and hanged with mounting blocks fastening, to be drawn on straining beam.
5. a kind of PTFE heat exchangers that card is coated with PTFE as claimed in claim 4, it is characterised in that described pull bar
Anti-corrosion layer is coated with the bolt head of bolt.
6. a kind of PTFE heat exchangers that card is coated with PTFE as claimed in claim 1, it is characterised in that described briquetting
Sealing ring is equipped between mounting blocks, between mounting blocks and supporting plate.
7. a kind of PTFE heat exchangers that card is coated with PTFE as claimed in claim 1, it is characterised in that described briquetting
The other end be fixedly connected by fastening bolt with supporting plate.
8. a kind of PTFE heat exchangers that card is coated with PTFE as claimed in claim 1, it is characterised in that described support
Plate and straining beam are metal material, and fixing device of heat exchange pipe is PTFE materials.
9. a kind of PTFE heat exchangers that card is coated with PTFE as claimed in claim 1, it is characterised in that described connection
It is connected between hole and PTFE heat exchanger tubes for hot melting way.
10. a kind of PTFE heat exchangers that card is coated with PTFE as claimed in claim 1, it is characterised in that described is resistance to
Corrosion layer is PTFE film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710292535.4A CN106949756A (en) | 2017-04-28 | 2017-04-28 | A kind of PTFE heat exchangers that card is coated with PTFE |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710292535.4A CN106949756A (en) | 2017-04-28 | 2017-04-28 | A kind of PTFE heat exchangers that card is coated with PTFE |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106949756A true CN106949756A (en) | 2017-07-14 |
Family
ID=59477776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710292535.4A Pending CN106949756A (en) | 2017-04-28 | 2017-04-28 | A kind of PTFE heat exchangers that card is coated with PTFE |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106949756A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111366016A (en) * | 2020-04-22 | 2020-07-03 | 河南龙成煤高效技术应用有限公司 | Heat exchanger |
| CN114750420A (en) * | 2022-03-24 | 2022-07-15 | 咸阳赛福防腐设备有限公司 | Machining process of heat exchanger pattern plate |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203489688U (en) * | 2013-09-18 | 2014-03-19 | 沈阳创联炉窑技术有限公司 | Top hanging structure of furnace |
| CN105823356A (en) * | 2016-05-31 | 2016-08-03 | 江苏金由新材料有限公司 | Shell-tube heat exchanger |
| CN206130318U (en) * | 2016-09-23 | 2017-04-26 | 江苏金由新材料有限公司 | Fixed knot that non -metallic pipe restrainted constructs |
| CN206787346U (en) * | 2017-04-28 | 2017-12-22 | 上海金由氟材料股份有限公司 | A kind of PTFE heat exchangers with PTFE cladding cards |
-
2017
- 2017-04-28 CN CN201710292535.4A patent/CN106949756A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203489688U (en) * | 2013-09-18 | 2014-03-19 | 沈阳创联炉窑技术有限公司 | Top hanging structure of furnace |
| CN105823356A (en) * | 2016-05-31 | 2016-08-03 | 江苏金由新材料有限公司 | Shell-tube heat exchanger |
| CN206130318U (en) * | 2016-09-23 | 2017-04-26 | 江苏金由新材料有限公司 | Fixed knot that non -metallic pipe restrainted constructs |
| CN206787346U (en) * | 2017-04-28 | 2017-12-22 | 上海金由氟材料股份有限公司 | A kind of PTFE heat exchangers with PTFE cladding cards |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111366016A (en) * | 2020-04-22 | 2020-07-03 | 河南龙成煤高效技术应用有限公司 | Heat exchanger |
| CN114750420A (en) * | 2022-03-24 | 2022-07-15 | 咸阳赛福防腐设备有限公司 | Machining process of heat exchanger pattern plate |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101498385A (en) | Metal framework reinforced plastic composite pipes and method for manufacturing the same | |
| CN100458259C (en) | Polymer composite corrugated expansion joint | |
| CN106949756A (en) | A kind of PTFE heat exchangers that card is coated with PTFE | |
| CN206787346U (en) | A kind of PTFE heat exchangers with PTFE cladding cards | |
| CN206787367U (en) | A kind of PTFE cladding cards of heat exchanger | |
| CN101498386A (en) | Metal framework reinforced plastic composite pipe network and connecting method | |
| CN201152409Y (en) | Metallic skeleton reinforced composite plastic pipe network | |
| CN106949775A (en) | A kind of PTFE cladding cards of heat exchanger | |
| CN208187229U (en) | A kind of novel heat exchange pipe expansion appliance | |
| CN212868815U (en) | Novel silicone tube structure for automobile | |
| US11859911B2 (en) | Coaxial heat transfer tube suitable for a fluidized bed boiler and a method for manufacturing same | |
| CN210800411U (en) | Bent pipe pressure balance type metal corrugated expansion joint | |
| CN210426233U (en) | Limiting sleeve capable of preventing film of film-coated metal tube from retreating | |
| CN209759492U (en) | Flue connection structure | |
| CN206787368U (en) | The locating connector of PTFE heat exchanger tubes in a kind of heat exchanger | |
| CN211976247U (en) | Corrugated pipe expansion joint capable of prolonging service life | |
| CN201152408Y (en) | Metal skeleton reinforced composite plastic pipeline | |
| CN106735998A (en) | A kind of embedded deep hole welding structure of waste heat boiler flexible tubesheet | |
| CN101498387A (en) | Metal framework reinforced plastic composite pipes and method for manufacturing the same | |
| CN208269715U (en) | A kind of stainless steel hot exchange group and stainless steel heat exchanger | |
| CN106949777A (en) | The locating connector and method of PTFE heat exchanger tubes in a kind of heat exchanger | |
| CN210240868U (en) | Heating power pipe network compensator | |
| CN218543459U (en) | Anti-corrosion heat-insulation pipeline | |
| CN214887346U (en) | Water chamber structure with anti-corrosion function | |
| CN215674192U (en) | Quick-connecting polyethylene jacket pipe |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170714 |