CN209672901U - Freely compensation Tube Heat Exchanger - Google Patents
Freely compensation Tube Heat Exchanger Download PDFInfo
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- CN209672901U CN209672901U CN201920295634.2U CN201920295634U CN209672901U CN 209672901 U CN209672901 U CN 209672901U CN 201920295634 U CN201920295634 U CN 201920295634U CN 209672901 U CN209672901 U CN 209672901U
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- heat exchanger
- tube
- outer cylinder
- heat exchange
- tubulation
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Abstract
The utility model provides a kind of compensation Tube Heat Exchanger of freedom, solves the heat exchange interface tube bonding of traditional Tube Heat Exchanger, welding is loosely, cause to be easy the problem of cracking and tube body are easily broken, and heat exchanger tube is difficult to the problem of replacing and cannot being used in mixed way, technical solution is: it includes outer cylinder, heat exchange tubulation, end socket and tube sheet, outer cylinder has cooling water inlet and cooling water outlet, the end socket at both ends is respectively provided with medium inlet and media outlet, heat exchange tubulation is plugged between the tube sheet at outer cylinder both ends, be characterized in that: the tube sheet is provided with multiple pilot holes, heat exchange tubulation end is inserted in corresponding pilot hole, the sealing ring for sealing between pilot hole and heat exchange tubulation is being provided in pilot hole.Heat exchange tubulation interface portion is avoided to be easy cracking and tube body is effectively prevent to break, performance is stable, the service life is long, high pressure resistant, can the independent replacement heat exchanger tube in scene, and facilitate maintenance, can various material heat exchanger tube use with.
Description
Technical field
The utility model relates to industrial antisepsis heat-exchange apparatus, especially a kind of compensation Tube Heat Exchanger of freedom is fitted
For carrying out heat exchange to corrosive liquids or steam in industrial production.
Background technique
China exists a large amount of in the production technology of the industries such as chemical industry, pharmacy, chemical fertilizer, metal cold-rolling pickling and plating at present
Chemical reaction process process, formed exothermic reaction or heating fast reaction.Heat-exchange apparatus generallys use outside horizontal tubular
Heat exchange tubulation is arranged in shell, inside, and cooling water inlet and cooling water outlet for heat exchange, both ends difference are provided on shell
It is provided with the end socket of medium inlet and outlet.Equipment can occur frequently to heat in production, cooling, expand and shrink existing
As heat exchange tubulation telescopic extensions will appear heat exchanger tube meeting between 30mm, equipment is run under the conditions of this complex work 0
It is pulled off, the problems such as interface snaps, causes the leakage of equipment corrosive liquid, seriously affect normal production.Domestic production enterprise pair
The heat exchange of corrosive liquids or steam substantially changes using phenolic resin modified Tube Heat Exchanger and polypropylene
Property Tube Heat Exchanger.As shown in figure 4, the manufacturing process of the Tube Heat Exchanger of phenolic resin dipping is metal cylinder
Body both ends are equipped with impregnated graphite fixing head and travelling head 21, are processed into several pin holes, 5 both ends tree of heat exchange tubulation in fixing head
Rouge clay sticking carries out solidification and links into an integrated entity in the pin hole of fixing head.It is for the tubular heat exchanger of 300m2 with heat exchange area
Example, device diameters 1600mm, move about head ∮ 1400mm, thickness 500mm, and weight 1400kg, volume and weight is all very big, and equipment exists
Heat exchange tubulation draws motionless travelling head when heated, cooling, and travelling head can not move about with heat exchange tubulation, so that graphite be caused to exchange heat
Pipe is broken, and equipment serious leak is made, serious to cause expensive equipment scrapping.Changed there are also a kind of heat-exchange apparatus using polypropylene
Property Tube Heat Exchanger, heat exchange tubulation is fixed on cylindrical case both ends by tube sheet, and manufacturing process is will with electric iron
The both ends of graphite-pipe are fused on tube sheet, this connection type graphite-pipe expand with heat and contract with cold in corrosive liquid impact endurance test shock more
It is easy cracking, causes the leakage of corrosive liquid, equipment degree of stability might as well phenolic resin modified Tube Heat Exchanger.This
All there is graphite-pipe and connect fragile persistent ailment with equipment in two kinds of equipment, the repair rate of tube-type graphite heat exchanger have always been high not
Under, and maintenance mode is also very complicated, easily will depot repair, seriously affect normal production.
In addition, original Tube Heat Exchanger is since the heat exchanger tube material of use is different, heat exchanger tube is generally included: phenolic resin
The materials such as modified graphite pipe, polypropylene modification graphite-pipe, carbon steel and steel alloy, therefore the manufacturing process of the tube sheet and pipe used
Difference, if site environment changes, equipment also requires to replace when heat exchanger tube material needs to change.
Further deeply with Reformation and development, promote industrial economy fast-developing, country to safety in production, environmental protection,
Business administration made higher requirement, therefore the requirement of enterprise development is no longer satisfied using original manufacturing process,
To improve the ecological environment, promoting carrying out for State Work Safety Policies, the compensation Tube Heat Exchanger of the freedom of the application
Propose new design scheme.
Summary of the invention
The purpose of the utility model is to provide a kind of compensation Tube Heat Exchangers of freedom, solve traditional tubulation heat exchange
The heat exchange interface tube bonding of device, welding loosely, cause to be easy cracking and tube body the problem of easily breaking and heat exchanger tube are difficult to replace
The problem of with that cannot be used in mixed way, performance is stable, the service life is long, high pressure resistant, the independent replacement heat exchanger tube in energy scene, and facilitates dimension
Repair, can various material heat exchanger tube it is mixed.
The technical scheme adopted by the utility model is the compensation Tube Heat Exchanger of the freedom includes outer cylinder and inside
Heat exchange tubulation is fixedly installed end socket and tube sheet at outer cylinder both ends, and outer cylinder has cooling water inlet and cooling water outlet, both ends
End socket be respectively provided with medium inlet and media outlet, heat exchange tubulation is plugged between the tube sheet at outer cylinder both ends, and technology is wanted
Point is: the tube sheet is provided with multiple pilot holes, and heat exchange tubulation end is inserted in corresponding pilot hole, sets in pilot hole
It is equipped with the sealing ring for sealing between pilot hole and heat exchange tubulation.
The seam allowance towards outside is provided in the pilot hole, sealing ring, which is crimped on pilot hole using external screw thread pressing sleeve, to be stopped
Mouthful.
The pressing sleeve bottom face of the pressing sleeve slopes inwardly.
The pressing sleeve bottom face and pressing sleeve axial angle are 40 degree.
The pull rod for tensing two tube sheets is provided between the tube sheet at heat exchange tubulation both ends.
Baffle plate is provided in the outer cylinder.
The end socket with media outlet uses vapour liquid separator, and the media outlet is arranged in vapour liquid separator rear end,
Access hole is arranged in top, and sewage draining exit is arranged in lower part.
The cooling water inlet is positioned close to the bottom of outer tube rear end, and cooling water outlet is positioned close to outer cylinder front end
Top.
Lower part close to the outer cylinder front end is provided with drain, the top close to outer cylinder front and back end is provided with exhaust
Mouthful.
The good effect that the utility model has is: fixing since the utility model uses at the outer cylinder both ends of heat exchanger
Tube sheet is set, heat exchange tubulation is plugged in the pilot hole of tube sheet by sealing ring, to realize the transverse direction of every heat exchanger tube
It is free to slide, it can slide, be formed in pilot hole when heat exchange tubulation is in generation heating, cooling, expansion and shrinkage phenomenon
Exchange heat pipe is flexible freely to be compensated, therefore the interface portion for avoiding heat exchange tubulation and tube sheet is easy cracking and effectively prevent pipe
Body is broken, while also avoiding being difficult to pull travelling head by heat exchanging pipe with the heat exchanger of travelling head, and heat exchange is caused to arrange
The problem of pipe is broken, performance is stable, the service life is long, high pressure resistant；Further more, since the heat exchange tubulation end of the utility model is to live
Dynamic connection structure, may be implemented the tube body being individually replaced in heat exchange tubulation, therefore can play and facilitate field maintenance, avoids
Tube sheet and the effect of the integral demounting of equipment, are not necessarily to depot repair, save huge material and transportation cost；It can also basis
The difference of heat transferring medium, the heat exchange that scene is equipped with unlike material exchange tubulation tube body, can also be used in mixed way, therefore can be flexible
The heat exchange for assembling unlike material exchanges tubulation tube body, avoids the integral replacing of equipment, is greatly saved entreprise cost, improves
The utilization rate of equipment.
Detailed description of the invention
The utility model is further described below in conjunction with attached drawing.
Fig. 1 is a kind of overall structure diagram of the utility model；
Fig. 2 is the portion the A enlarged drawing of Fig. 1；
Fig. 3 is the structural schematic diagram of the pressing sleeve of the utility model；
Fig. 4 is existing Tube Heat Exchanger structural schematic diagram.
Number explanation in figure: 1 medium inlet, 2 end sockets, 3 tube sheets, 4 cooling water outlets, 5 heat exchange tubulations, 6 baffle plates, 7
Outer cylinder, 8 exhaust outlets, 9 vapour liquid separators, 10 access holes, 11 media outlets, 12 sewage draining exits, 13 equipment supporters, 14 cooling waters enter
Mouth, 15 drains, 16 pressing sleeves, 16-1 pressing sleeve bottom face, 17 sealing rings, 18 pilot holes, 19 pilot hole seam allowances, 20 pull rods, 21 trips
Dynamic head.
Specific embodiment
The specific structure of the utility model is described in detail according to Fig. 1~3, embodiment is as illustrated in fig. 1 and 2, a kind of freely to mend
Formula Tube Heat Exchanger is repaid, using horizontal outer cylinder 7, inside is using the heat exchange tubulation 5 being made of the more tube side-by-sides that exchange heat, outside
Cylinder both ends are fixedly installed end socket 2 and tube sheet 3.Wherein, heat exchange tubulation 5 can use a variety of materials according to the different medium of inflow
Matter heat exchanger tube, such as phenolic resin modified graphite-pipe, polypropylene modification graphite-pipe, carbon steel, steel alloy, number of heat exchange tubes, length
Depending on the heat exchange area of equipment, heat exchanger tube diameter is depending on medium inlet, discharge area.Outer cylinder 7 is heat exchanger
Shell, material are mostly carbon steel, plastics, have cooling water inlet 14 and cooling water outlet 4, the end socket of outer cylinder front end enters with medium
Mouth 1, rear end end socket have media outlet 11, and medium inlet 1 enters for corrosive liquids or steam medium, can make inside and outside Jie
Matter isolation；Media outlet 11 be used for exchange with cooling water heat after liquid or steam flow out.In the end socket and outer cylinder of outer cylinder front end
It is fixedly installed tube sheet between front end, is also fixedly installed tube sheet between the end socket and outer tube rear end of outer tube rear end, tube sheet 3 is
One of key part of tubular heat exchanger can use circle PVDF plate, and Material Strength height is heat-resisting, corrosion resistance is strong,
For connecting heat exchanger tube.Heat exchange tubulation 5 is plugged between the tube sheet 3 at outer cylinder both ends, the main improvement part position of the utility model
Tube plate structure in tubular heat exchanger both ends is provided with multiple pilot holes 18 in tube sheet, and 5 end of heat exchange tubulation is inserted in correspondence
Pilot hole 18 in, the sealing ring for sealing between pilot hole and heat exchange tubulation, heat exchange tubulation are provided in pilot hole
Both ends pass through sealing ring 17 respectively and be slidably and sealingly connected with corresponding pilot hole 18.It can have been milled out on tube sheet and heat exchanger tube phase
With quantity in pilot hole, sealing ring 17 can be connected in pilot hole, and sealing ring can use structure for O-ring, and material is
Fluorubber or ethylene propylene diene rubber, for ensuring the sealed connection between exchanger tubes and tubesheets, feature is that ageing resistance is good, acidproof
Caustic corrosion, heatproof, the high fillibility of low-density are good, and a sealing ring is put into each pilot hole, and heat exchanger tube can be 0 to 30mm model
It stretches between being trapped among, scientific design is carried out to its line footpath, and carried out many experiments, used according to various heat exchange tubing matter different
Sealing ring size, contacted with to ensure sealing ring with heat exchanger tube it is close, stablize, it is ensured that leakproofness.Bottom can be passed through in outer cylinder 7
The equipment supporter of setting fixes 13.Circulating cooling water inlet can also be made contrary with medium inlet, by cooling water inlet 14
It is positioned close to the bottom of outer tube rear end, cooling water outlet 4 is positioned close to the top of outer cylinder front end, is conducive to cooling water progress
Heat exchange；Lower part close to outer cylinder front end is provided with drain, empties corrosive liquid from heat exchanger in maintenance；It is leaning on
The top of nearly outer cylinder front and back end is provided with exhaust outlet, in maintenance by corrosive liquid from emptying in heat exchanger and will retain in shell
Gas excludes, it is ensured that the circulation of recirculated water.
As a further improvement, the structure of pilot hole 18 is made into step, be formed in be arranged in pilot hole towards outside
Pilot hole seam allowance 19, inner side step aperture is identical as heat exchanger tube diameter, and for positioning heat exchanger tube position, outside step two sides add
Work goes out internal screw thread and is used to connect with external screw thread pressing sleeve, and the bottom of the steps are used to place sealing ring 17, and sealing ring utilizes external screw thread pressing sleeve
16 are crimped on pilot hole seam allowance 19.The position of all pilot holes has all carried out the calculating of science, is guaranteeing that tube plate structure is firm
On the basis of increase the quantity of pilot hole to the greatest extent, to improve heat exchange area.16 material of external screw thread pressing sleeve is that PVDF or PP is moulded
Material, feature are that corrosion-resistant, intensity is high, are completely embedded with tube sheet identical material, and external screw thread pressing sleeve shape is circular cylindrical body, outside
Portion is covered with screw thread and is threadedly coupled with pilot hole, and outer openings set 4 spanner card slots, and effect is to compress sealing ring, and inside is hollow straight
Diameter is identical as heat exchange pipe outside diameter, and heat exchanger tube is passed through from inside hollow hole when pressing sleeve screws in.As shown in Figures 2 and 3 more specifically, pressing sleeve
Bottom face 16-1 is intilted circular ring shape end face, thus can form inclining to heat exchanger tube direction in pressing sleeve bottom
Inclined-plane obtains better sealing to increase the contact area of sealing ring and heat exchanger tube as far as possible, can change sealing circumferential direction
Heat pipe further compresses, convenient to adjust the close performance between sealing ring and heat exchanger tube by adjusting the elastic of pressing sleeve, makes ring
Physical efficiency is connected with heat exchanger tube perfection.Pressing sleeve bottom face 16-1 and pressing sleeve axial angle can be 10 to 80 degree, best angle 40
Degree.
As a further improvement, can also be provided between the tube sheet at heat exchange tubulation both ends for tensing two tube sheets
Pull rod 20, be reinforcing bar inside pull rod, outside is PP plastics, for the shell two sides tube sheet that is located by connecting, it is ensured that two end pipe of equipment
Plate is horizontal, it is indeformable to stablize.
As a further improvement, baffle plate 6 can also be provided in outer cylinder, baffle plate is longitudinally disposed, is highly outer cylinder
Reinforce the heat transfer of fluid to improve the flow velocity and turbulent extent of fluid in the 2/3 of height.
As a further improvement, the end socket with media outlet 11 can also be used to 9 form of vapour liquid separator, vapour-liquid point
Effect from device 9 is exactly the steam that processing contains a small amount of lime set, realizes lime set recycling or gas phase purifying.Its structure is a pressure
Force container, inside are full of PP circular hollow filling ball, and media outlet 11 is arranged in vapour liquid separator rear end, and access hole is arranged in top
10, sewage draining exit 12 is arranged in lower part, and medium is entered by medium inlet 1, and media outlet 11 is discharged, and liquid phase is by collective low.Due to gas
Body is different from the density of liquid, and liquid when flowing with the gases, if encountering blocking, gas is understood baffling and walked, and liquid
By power, continue have a forward speed, forward liquid is attached on wall surface since gravity converges in downwards one
It rises and is discharged by the delivery pipe of media outlet；Access hole facilitates personnel to clear up vapour liquid separator inside, convenient to overhaul
Open-celled structure；Sewage draining exit makes the dirt in vapour liquid separator from this mouthful of discharge in maintenance.
The course of work and principle
Corrosive liquids or steam medium are entered by the medium inlet of freely compensation Tube Heat Exchanger front-end end enclosure, then
Heat exchange tubulation is flowed into, cooling water is flowed into the medium heat exchange in outer barrel and heat exchange tubulation, corrosion by cooling water inlet
Property liquid or steam medium flow out heat exchange tubulation after heat exchange, are discharged after vapour liquid separator is handled by media outlet,
Cooling water is discharged by cooling water outlet, can be in pilot hole when heating, cooling, expansion and shrinkage phenomenon occur for heat exchange tubulation
Interior sliding, avoids interface and bodies splittable.Heat exchange tubulation is replaced if you need to scene, heat exchanger tube can independently be taken out by pilot hole
It takes out, does not have to replacement tube sheet and disassembly integral device.
The utility model can bear 1.5 times that corrosive liquid pressure is original same material tubular heat exchanger, make equipment
It is more adaptable.Due to the sealing ring fluorubber or EPDM material excellent using ageing resistance, make the service life of equipment
It is longer.The maintenance of this equipment it is more convenient can field maintenance replace heat exchanger tube, be not necessarily to depot repair, long service life, performance are more
Stablize, maintenance simplicity, reduction stops work, stops production, equipment scrapping loses enterprise's bring, saves huge material and transport
Cost.In conjunction with above advantage, the utility model has carried out multi-faceted upgrading to existing tubular heat exchanger, is allowed to market
Adaptive surface is wider, can preferably be enterprises service.
The purpose of this utility model is realized in summary.
Claims (9)
1. a kind of compensation Tube Heat Exchanger of freedom, it includes outer cylinder and internal heat exchange tubulation, is fixed at outer cylinder both ends
Be provided with end socket and tube sheet, outer cylinder has cooling water inlet and a cooling water outlet, the end socket at both ends be respectively provided with medium inlet and
Media outlet, heat exchange tubulation are plugged between the tube sheet at outer cylinder both ends, it is characterised in that: the tube sheet is provided with multiple guiding
Hole, heat exchange tubulation end are inserted in corresponding pilot hole, are provided in pilot hole for pilot hole and heat exchange tubulation
Between the sealing ring that seals.
2. the compensation Tube Heat Exchanger of freedom according to claim 1, it is characterised in that: it is provided in the pilot hole
Towards the seam allowance in outside, sealing ring is crimped on pilot hole seam allowance using external screw thread pressing sleeve.
3. the compensation Tube Heat Exchanger of freedom according to claim 2, it is characterised in that: the pressing sleeve bottom end of the pressing sleeve
Towards tilted.
4. the compensation Tube Heat Exchanger of freedom according to claim 3, it is characterised in that: the pressing sleeve bottom face and pressure
Covering axial angle is 40 degree.
5. according to the compensation Tube Heat Exchanger of freedom described in Claims 1-4 any one, it is characterised in that: the heat is handed over
Change the pull rod being provided between the tube sheet at tubulation both ends for tensing two tube sheets.
6. according to the compensation Tube Heat Exchanger of freedom described in Claims 1-4 any one, it is characterised in that: the outer cylinder
Inside it is provided with baffle plate.
7. according to the compensation Tube Heat Exchanger of freedom described in Claims 1-4 any one, it is characterised in that: it is described to have
The end socket of media outlet uses vapour liquid separator, and the media outlet is arranged in vapour liquid separator rear end, and access hole is arranged in top, under
Sewage draining exit is arranged in portion.
8. according to the compensation Tube Heat Exchanger of freedom described in Claims 1-4 any one, it is characterised in that: the cooling
Water inlet is positioned close to the bottom of outer tube rear end, and cooling water outlet is positioned close to the top of outer cylinder front end.
9. according to the compensation Tube Heat Exchanger of freedom described in Claims 1-4 any one, it is characterised in that: the heat is handed over
Change the pull rod being provided between the tube sheet at tubulation both ends for tensing two tube sheets；Baffle plate is provided in the outer cylinder；It is described
End socket with media outlet uses vapour liquid separator, and the media outlet, top setting maintenance is arranged in vapour liquid separator rear end
Mouthful, sewage draining exit is arranged in lower part；Lower part close to outer cylinder front end is provided with drain, is arranged on the top close to outer cylinder front and back end
There is exhaust outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920295634.2U CN209672901U (en) | 2019-03-08 | 2019-03-08 | Freely compensation Tube Heat Exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920295634.2U CN209672901U (en) | 2019-03-08 | 2019-03-08 | Freely compensation Tube Heat Exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209672901U true CN209672901U (en) | 2019-11-22 |
Family
ID=68571031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920295634.2U Active CN209672901U (en) | 2019-03-08 | 2019-03-08 | Freely compensation Tube Heat Exchanger |
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| Country | Link |
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| CN (1) | CN209672901U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109764700A (en) * | 2019-03-08 | 2019-05-17 | 沈阳科发防腐设备技术有限公司 | Freely compensation Tube Heat Exchanger |
| CN112361869A (en) * | 2020-10-28 | 2021-02-12 | 安徽晋煤中能化工股份有限公司 | Method for adjusting area of cooler |
| CN113418411A (en) * | 2021-06-24 | 2021-09-21 | 宜兴市万盛石化机械设备有限公司 | Tube type heat exchanger convenient to maintain and replace |
| CN117647124A (en) * | 2023-11-30 | 2024-03-05 | 无锡聚源丰化工装备有限公司 | Tube type heat exchanger convenient to maintain |
-
2019
- 2019-03-08 CN CN201920295634.2U patent/CN209672901U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109764700A (en) * | 2019-03-08 | 2019-05-17 | 沈阳科发防腐设备技术有限公司 | Freely compensation Tube Heat Exchanger |
| CN112361869A (en) * | 2020-10-28 | 2021-02-12 | 安徽晋煤中能化工股份有限公司 | Method for adjusting area of cooler |
| CN113418411A (en) * | 2021-06-24 | 2021-09-21 | 宜兴市万盛石化机械设备有限公司 | Tube type heat exchanger convenient to maintain and replace |
| CN113418411B (en) * | 2021-06-24 | 2023-03-10 | 宜兴市万盛石化机械设备有限公司 | Tube type heat exchanger convenient to maintain and replace |
| CN117647124A (en) * | 2023-11-30 | 2024-03-05 | 无锡聚源丰化工装备有限公司 | Tube type heat exchanger convenient to maintain |
| CN117647124B (en) * | 2023-11-30 | 2024-06-04 | 无锡聚源丰化工装备有限公司 | Tube type heat exchanger convenient to maintain |
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