CN208920922U - A kind of silicon carbide heat exchanger - Google Patents
A kind of silicon carbide heat exchanger Download PDFInfo
- Publication number
- CN208920922U CN208920922U CN201821436970.6U CN201821436970U CN208920922U CN 208920922 U CN208920922 U CN 208920922U CN 201821436970 U CN201821436970 U CN 201821436970U CN 208920922 U CN208920922 U CN 208920922U
- Authority
- CN
- China
- Prior art keywords
- heat exchanger
- silicon carbide
- tube sheet
- shell
- carbide heat
- 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.)
- Expired - Fee Related
Links
Abstract
This application discloses a kind of silicon carbide heat exchangers, including shell, multitubular bundles silicon carbide heat exchanger tube is set in shell, heat exchanger tube is axially parallel to each other, end socket is arranged in shell both ends, there is sealed pipe plate between shell and end socket, sealing hole is uniformly arranged on tube sheet, silicon carbide heat exchanger tube is passed through from tube sheet sealing hole, and pass through one group of seal member sealing, seal member includes the three polytetrafluoroethylsealed sealed plain cushions set gradually, one O-shaped rubber ring is wherein set between two pieces of opposite polytetrafluoroethylsealed sealed plain cushions, tetrafluoro silk plug is set outside polytetrafluoroethylsealed sealed plain cushion, discharging hole is set on heat exchanger tube sheet, discharging hole connected drainage pipe, drain silk plug is arranged in drain pipe end, tube sheet connects tube sheet fixed ring, tube sheet fixed ring is fixed together by connecting bolt with the flange that hull outside is arranged in.The heat exchanger of the utility model has been effectively ensured between tube sheet and silicon carbide heat exchanger tube, effective sealing between tube sheet and shell, and structure is simple between tube sheet and silicon carbide heat exchanger tube.
Description
Technical field
The utility model relates to a kind of chemical industry, the anti-corrosion heat exchanger of food and medicine production process, and in particular to a kind of
Silicon carbide heat exchanger.
Background technique
Heat exchanger is the equipment that the partial heat of hot fluid is passed to cold fluid, also known as heat exchanger.Heat exchanger is being changed
It is occupied an important position in work, petroleum, power, food and other many industrial productions, heat exchanger can be used as in Chemical Manufacture
Heater, cooler, condenser, evaporator and reboiler etc., are widely used.
Heat exchanger in the prior art has the following deficiencies:
(1) metallic recuperator thermal conductivity is high, but strong acid alkaline media poor corrosion resistance, such as stainless heat exchanger are changed
The thermal efficiency is high, but is susceptible to the erosion of chloride ion and fails.
(2) glass heat exchanger good corrosion resistance, but it is resistance to force down, be easy damaged, leakage, thermal conductivity is low.
(3) tetrafluoro heat exchanger corrosivity is good, but thermal conductivity is low, at high cost, is not easy to repair after damage.
(4) enamel heat exchanger thermal conductivity is low, is easy burst porcelain, bulky.
(5) graphite heat exchanger it is resistance to force down, thermal conductivity is low, at high cost, heat transferring medium is required high, easily corrode, reveal.
Utility model content
The purpose of the utility model is to provide a kind of silicon carbide heat exchanger, including shell, multitubular bundles are set in the shell
Silicon carbide heat exchanger tube, the heat exchanger tube are axially parallel to each other, and end socket is arranged in the shell both ends, have between the shell and end socket
Sealed pipe plate is uniformly arranged sealing hole on the tube sheet, and the silicon carbide heat exchanger tube is passed through from the tube sheet sealing hole, and is passed through
One group of seal member sealing, the seal member includes the three polytetrafluoroethylsealed sealed plain cushions set gradually, wherein two pieces of opposite institutes
One O-shaped rubber ring of setting between polytetrafluoroethylsealed sealed plain cushion is stated, tetrafluoro silk plug, the heat exchange are set outside the polytetrafluoroethylsealed sealed plain cushion
Discharging hole, the discharging hole connected drainage pipe are set on device tube sheet, and drain silk plug is arranged in the drain pipe end, and the tube sheet connects
Pipe plate fixed ring, the tube sheet fixed ring are fixed together by connecting bolt with the flange that hull outside is arranged in.
It is preferred: to be vertically interspersed with multiple baffle means on multiple silicon carbide heat exchanger tubes.
Preferred: the baffle means include pull rod, and baffle is fixed on the pull rod, and the heat exchanger tube is arranged in described
On baffle, the both ends of the pull rod have been respectively fixedly connected with support plate, to support the pull rod and the baffle.
Preferred: the shell material can be carbon steel, glass, carbon steel lining enamel, carbon steel lining tetrafluoro etc..
Preferred: the connection bolt is made of stud and the positive and negative disc spring being engaged.
Preferred: the end socket is selected from carbon steel, glass, carbon steel lining enamel, carbon steel lining tetrafluoro etc..
It is preferred: between the heat exchanger tube sheet and shell flange, to have sealing between heat exchanger tube sheet and tube sheet fixed ring
Pad.
The utility model has the advantages that
The silicon carbide heat exchanger of the utility model has been effectively ensured between tube sheet and silicon carbide heat exchanger tube, tube sheet and shell it
Between effective sealing, and structure is simple between tube sheet and silicon carbide heat exchanger tube, production and easy for installation, reduces to work people
The technical requirements of member, improve work efficiency.
The silicon carbide heat exchanger of the utility model has discharging hole, drain pipe and drain silk plug in heat exchanger tube sheet design,
Material is emptied when operation easy to repair.
The connection bolt of the utility model silicon carbide heat exchanger includes that stud connects heat exchanger tube sheet and shell flange,
One group of positive and negative elastic disc spring being engaged, clamp nut.The positive and negative disc spring being engaged can both guarantee that certain pretightning force guaranteed sealing
Effect can also protect heat exchanger tube sheet to be unlikely to and receive damage because pressing force is excessive.Fastening bolt is with default pretightning force
The torque spanner of numerical value tightens nut.The size of adjustable pretightning force.
Detailed description of the invention
By reading a detailed description of non-restrictive embodiments in the light of the attached drawings below, the application's is other
Feature, objects and advantages will become more apparent upon:
Fig. 1 is the structural schematic diagram of the silicon carbide heat exchanger of the utility model embodiment example；
Fig. 2 is the seal component architecture schematic diagram of the utility model embodiment；
The partial structural diagram of the silicon carbide heat exchanger of the position Fig. 3 the utility model embodiment.
Wherein: 1. shells, 2. heat exchanger tubes, 3. end sockets, 4. tube sheets, 5. sealing holes, 6. polytetrafluoroethylsealed sealed plain cushions, 7.O type rubber
Circle, 8. tetrafluoro silk plugs, 10. drain pipes, 11. drain silk plugs, 12. tube sheet fixed rings, 13. baffle means, 14. fixing bolts, 15.
Elastic disc spring.
Specific embodiment
The application is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining relevant utility model, rather than the restriction to the utility model.It further needs exist for illustrating
, part relevant to utility model is illustrated only for ease of description, in attached drawing.
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The application is described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
Embodiment one
As shown in Figure 1, Figure 2, Figure 3 shows, a kind of silicon carbide heat exchanger, including shell 1, the shell 1 is interior to be arranged multitubular bundles carbon
SiClx heat exchanger tube 2, the heat exchanger tube 2 is axial to be parallel to each other, and 1 both ends of shell are arranged end socket 3, the shell 1 and end socket 3 it
Between have sealed pipe plate 4, sealing hole is uniformly arranged on the tube sheet 4, the silicon carbide heat exchanger tube 2 is worn from the tube sheet sealing hole 5
It crosses, and by one group of seal member sealing, the seal member includes the three polytetrafluoroethylsealed sealed plain cushions 6 set gradually, wherein phase
Pair two pieces of polytetrafluoroethylsealed sealed plain cushions between an O-shaped rubber ring 7 is set, tetrafluoro silk is set outside the polytetrafluoroethylsealed sealed plain cushion
8 are blocked up, discharging hole, the discharging hole connected drainage pipe 10,10 end of the drain pipe setting row are set on the heat exchanger tube sheet 4
Brin stifled 11, the tube sheet 4 connect tube sheet fixed ring 12, and the tube sheet fixed ring 12 is by connection bolt 14 and is arranged in shell
Flange outside 1 is fixed together.
The heat exchanger of the utility model passes through the three polytetrafluoroethylsealed sealed plain cushions 6 set gradually, is arranged described polytetrafluoroethylsealed sealed
O-shaped rubber ring 7 between plain cushion 6, and the tetrafluoro silk plug 8 outside the polytetrafluoroethylsealed sealed plain cushion 6 and O-shaped rubber ring 7 is set,
It will effectively be sealed between tube sheet 4 and silicon carbide heat exchanger tube 2, and structure is simple, it is easy to process, while tube sheet fixed ring 12 is logical
It crosses connection bolt 14 to be fixed together with the flange being arranged in outside shell 1, and by effective sealing between tube sheet 4 and shell 1,
Make the heat exchanger good airproof performance of the utility model, assembles and easy to process.
Embodiment two
The technical characteristic that the present embodiment is the same as example 1 is not repeating, the present embodiment technology different from embodiment 1
Feature is as follows: being vertically interspersed with multiple baffle means 13 on multiple silicon carbide heat exchanger tubes 2.
Further: the baffle means 13 include pull rod, are fixed with baffle on the pull rod, the heat exchanger tube is arranged in
On the baffle, the both ends of the pull rod have been respectively fixedly connected with support plate, to support the pull rod and the baffle.
The fluid of the setting guidance shell side of baffle means 13, avoids short circuit, meanwhile, make its speed allow to be depressured in range
Accelerate as far as possible, improve heat-transfer effect and reduces fouling.
Embodiment three
The present embodiment is not being repeated with embodiment one or two identical technical characteristics of implementation, the present embodiment and above-described embodiment
Different technical characteristics is as follows: 1 material of shell can be carbon steel, glass, carbon steel lining enamel, carbon steel lining tetrafluoro etc..
Further: the end socket 3 is selected from carbon steel, glass, carbon steel lining enamel, carbon steel lining tetrafluoro etc..
The selection of shell 1 and the above-mentioned material of end socket 3 is strong for strong acid alkaline media corrosion resistance, high pressure resistant, it is not easy to damaged.
Example IV
The present embodiment is implemented three identical technical characteristics with embodiment one-and is not being repeated, the present embodiment and above-described embodiment
Different technical characteristics is as follows: the connection bolt 14 is made of stud and the positive and negative disc spring being engaged.
Connecting bolt 14 includes stud connection heat exchanger tube sheet and shell flange, one group of positive and negative elastic disc spring being engaged
15, clamp nut.The positive and negative disc spring being engaged can both guarantee that certain pretightning force guaranteed sealing effect, can also protect heat exchanger
Tube sheet, which is unlikely to, receives damage because pressing force is excessive.Fastening bolt is to tighten spiral shell with the torque spanner of default pretightning force numerical value
It is female.The size of adjustable pretightning force.
Embodiment five
The present embodiment is implemented four identical technical characteristics with embodiment one-and is not being repeated, the present embodiment and above-described embodiment
Different technical characteristics is as follows: preferred: between 1 flange of the heat exchanger tube sheet 4 and shell, heat exchanger tube sheet 4 and tube sheet are solid
Determine have gasket between ring 12.
Above description is only the preferred embodiment of the application and the explanation to institute's application technology principle.Those skilled in the art
Member is it should be appreciated that utility model range involved in the application, however it is not limited to made of the specific combination of above-mentioned technical characteristic
Technical solution, at the same should also cover do not depart from the utility model design in the case where, by above-mentioned technical characteristic or its be equal
Feature carries out any combination and other technical solutions for being formed.Such as features described above and (but being not limited to) disclosed herein have
The technical solution for thering is the technical characteristic of similar functions to be replaced mutually and being formed.
Claims (7)
1. multitubular bundles silicon carbide heat exchanger tube, institute is arranged in the shell it is characterized in that: including shell in a kind of silicon carbide heat exchanger
It states heat exchanger tube to be axially parallel to each other, end socket is arranged in the shell both ends, there is sealed pipe plate, the pipe between the shell and end socket
Sealing hole is uniformly arranged on plate, the silicon carbide heat exchanger tube is passed through from the tube sheet sealing hole, and close by one group of seal member
Envelope, the seal member includes the three polytetrafluoroethylsealed sealed plain cushions set gradually, wherein two pieces of opposite polytetrafluoroethylsealed sealed plain cushions
Between an O-shaped rubber ring is set, tetrafluoro silk plug is set outside the polytetrafluoroethylsealed sealed plain cushion, row is set on the heat exchanger tube sheet
Drain silk plug is arranged in net mouth, the discharging hole connected drainage pipe, the drain pipe end, and the tube sheet connects tube sheet fixed ring,
The tube sheet fixed ring is fixed together by connecting bolt with the flange that hull outside is arranged in.
2. silicon carbide heat exchanger as described in claim 1, it is characterized in that: being vertically interspersed on multiple silicon carbide heat exchanger tubes
Multiple baffle means.
3. silicon carbide heat exchanger as claimed in claim 2, it is characterized in that: the baffle means include pull rod, on the pull rod
It is fixed with baffle, the heat exchanger tube is arranged on the baffle, and the both ends of the pull rod have been respectively fixedly connected with support plate, to
Support the pull rod and the baffle.
4. silicon carbide heat exchanger as described in claim 1, it is characterized in that: the shell material is selected from carbon steel, glass, carbon steel lining
Enamel, carbon steel lining tetrafluoro.
5. silicon carbide heat exchanger as described in claim 1, it is characterized in that: the connection bolt is by stud and positive reverse phase
The disc spring of button forms.
6. silicon carbide heat exchanger as described in claim 1, it is characterized in that: the end socket, which is selected from carbon steel, glass, carbon steel lining, wards off glass
Glass, carbon steel lining tetrafluoro.
7. silicon carbide heat exchanger as described in claim 1, it is characterized in that: being changed between the heat exchanger tube sheet and shell flange
There is gasket between hot device tube sheet and tube sheet fixed ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821436970.6U CN208920922U (en) | 2018-09-04 | 2018-09-04 | A kind of silicon carbide heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821436970.6U CN208920922U (en) | 2018-09-04 | 2018-09-04 | A kind of silicon carbide heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208920922U true CN208920922U (en) | 2019-05-31 |
Family
ID=66703302
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821436970.6U Expired - Fee Related CN208920922U (en) | 2018-09-04 | 2018-09-04 | A kind of silicon carbide heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208920922U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110243225A (en) * | 2019-07-17 | 2019-09-17 | 南通三圣石墨设备科技股份有限公司 | A kind of circular block pore type silicon carbide heat exchanger |
-
2018
- 2018-09-04 CN CN201821436970.6U patent/CN208920922U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110243225A (en) * | 2019-07-17 | 2019-09-17 | 南通三圣石墨设备科技股份有限公司 | A kind of circular block pore type silicon carbide heat exchanger |
| CN110243225B (en) * | 2019-07-17 | 2024-02-13 | 南通三圣石墨设备科技股份有限公司 | Round block hole type silicon carbide heat exchanger |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| ES8206831A1 (en) | Heat exchanger | |
| CN208920922U (en) | A kind of silicon carbide heat exchanger | |
| CN201828176U (en) | Heat pipe and heat pipe air preheater | |
| CN207501746U (en) | A kind of double-tube type heat exchanger | |
| CN208983900U (en) | A kind of emptying formula double containment heat exchanger | |
| CN109114814A (en) | A kind of heat exchanger | |
| CN201463674U (en) | Heat pipe and air preheater with same | |
| CN207797824U (en) | Carborundum tube shell heat exchanger | |
| CN207945866U (en) | A kind of aluminum pipe aluminum fin-stock evaporator | |
| JP2008096071A (en) | Double pipe heat exchanger | |
| CN209910461U (en) | Floating head type heat exchanger | |
| CN210070691U (en) | Flue gas waste heat pipe recovery device | |
| CN212362902U (en) | High-efficiency inner and outer finned tube | |
| CN212806647U (en) | Anti-displacement silicon carbide double-tube plate heat exchanger | |
| CN220818664U (en) | Composite tube plate silicon carbide heat exchanger | |
| CN210464137U (en) | Glass lining tube type heat exchanger with stainless steel tube wrapped outside | |
| CN108800999A (en) | A kind of heat exchanger | |
| CN216668379U (en) | Silicon carbide heat exchanger | |
| CN215909725U (en) | Energy-saving shell-and-tube finned heat exchanger of heating machine | |
| CN211451965U (en) | Efficient heat exchanger | |
| CN219656681U (en) | Axial heat transfer structure and heat exchange device | |
| CN215887104U (en) | Preheater for blast furnace hot blast stove | |
| CN218296844U (en) | Graphite heat exchanger with good heat exchange effect | |
| CN203443421U (en) | Heat exchanger | |
| CN202432893U (en) | Single-expansion-tube preheater |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190531 Termination date: 20200904 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |