CN202497873U - Anticorrosive fluoroplastic lining structure - Google Patents
Anticorrosive fluoroplastic lining structure Download PDFInfo
- Publication number
- CN202497873U CN202497873U CN2012200934559U CN201220093455U CN202497873U CN 202497873 U CN202497873 U CN 202497873U CN 2012200934559 U CN2012200934559 U CN 2012200934559U CN 201220093455 U CN201220093455 U CN 201220093455U CN 202497873 U CN202497873 U CN 202497873U
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- Prior art keywords
- lining
- container
- fluoroplastic lining
- corrosive fluoroplastic
- anticorrosive
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Abstract
The utility model discloses a lining structure of chemical engineering equipment and provides an anticorrosive fluoroplastic lining structure. The anticorrosive fluoroplastic lining structure is low in manufacturing cost and is provided with an anticorrosive fluoroplastic lining which is tightly lined in a container through vacuum adsorption, thereby increasing the high temperature resistance and negative pressure resistance performances of the lining container and solving the technical problem that in the prior art, when the lining container is at a high temperature or negative pressure working condition, a lining layer easily collapses, bulges or fractures and the like, thereby resulting in the failure of the anticorrosive lining and the like; the lining structure comprises the lining container and the anticorrosive fluoroplastic lining which is arranged on the inner wall of the lining container; a plurality of fiber ropes which are arrayed in an alternating manner are arranged on the surface of the anticorrosive fluoroplastic lining corresponding to the lining container; a bonding layer is arranged on the inner wall surface of the lining container; the anticorrosive fluoroplastic lining is bonded and fixed on the inner wall surface of the lining container through the bonding layer; a plurality of vent holes are arranged on the lining container corresponding to the fiber ropes; and the outer side ends of the vent holes are detachably connected with vacuum acquisition equipment.
Description
Technical field
The utility model relates to a kind of lining structure of chemical industry equipment, and relate in particular to a kind of vacuum suction of passing through the anti-corrosive fluoroplastic lining is tightly served as a contrast in container, thus the anti-corrosive fluoroplastic lining method structure of the high temperature resistant and anti-negative pressure performance of raising clad vessel.
Background technology
Existing chemical industry equipment carries out lining through adopting anti-corrosive fluoroplastic, and traditional method mainly contains isobaric PTFE, twines PTFE, the overlap welding of PTFE plate or the like, but there is a common shortcoming in above-mentioned lining method; Be to have the gap between anti-corrosive fluoroplastic backing layer and the container inner wall; Therefore be referred to as loose lining method, but when adopting loose lining method lining, if high temperature or negative pressure working condition; Backing layer tends to subside, play drum and even phenomenon such as break, and directly causes corrosion protective lining to lose efficacy.
Chinese patent discloses a kind of large anticorrosion equipment lined with fusible fluoroplastic and preparation method thereof (CN100548469C), comprises steel or glass fibre reinforced plastics casing, and steel or glass shell inner surface are with the fusible fluoroplastic lining; Described lining is the thin-walled layer of integral seamless structure, and bonding by bonding agent and steel or glass fibre reinforced plastics casing, its preparation method is at first the fusible fluoroplastic process of resin to be become film; The mold outer surface decontamination of again moulding being used is spread remover after doing, then with the fusible fluoroplastic film in the mould outside multilayer binding to desired thickness; At its outsourcing last layer glass fabric, tie up the exotic material band in the glass fabric outside again, and workpiece is sent into the stove heating plasticizing again; Insulation, workpiece is taken out in slowly cooling; Be cooled to the demoulding after the room temperature; The lining dress, shut with blind plate at the member two ends that will serve as a contrast at last after adorning, and opens the two ends blind plate and be anticorrosion equipment.It is that fusible fluoroplastic through an integral seamless is as container lining; To overcome the problem of the difficult quality guarantee that the splicing construction lining exists; But this lining manufacturing cost is high, and through can only making the lining cylinder partial, so splicing need be welded toward contact in the two ends of clad vessel; Can't realize the integral seamless structure; Therefore when high temperature or the work of negative pressure working condition, backing layer is same to be existed and is prone to subside, rises and rouse and even phenomenon such as break, and directly causes technical problems such as corrosion protective lining inefficacy.
Summary of the invention
It is low that the utility model has mainly provided a kind of cost of manufacture; Through vacuum suction the anti-corrosive fluoroplastic lining is tightly served as a contrast in container; Thereby improve the anti-corrosive fluoroplastic lining structure of the high temperature resistant and anti-negative pressure performance of clad vessel; Solved the clad vessel that exists in the prior art at high temperature or negative pressure working condition, phenomenon such as backing layer is prone to subside, rouse, break causes the technical problem of corrosion protective lining inefficacy etc.
The anti-corrosive fluoroplastic lining structure of the utility model in use can be regulated the bonding force of lining and container inner wall according to duty simultaneously; And can the industrial chemicals that ooze out in the container in time be got rid of to container; Thereby not only strengthened the bonding force of lining and container inner wall; And prevent that the industrial chemicals that oozes out from corroding container, prolongs the service life of equipment.
The above-mentioned technical problem of the utility model mainly is able to solve through following technical proposals: a kind of anti-corrosive fluoroplastic lining structure; Comprise clad vessel and be located at the anti-corrosive fluoroplastic lining of clad vessel inwall; Some cordage are staggered on the anti-corrosive fluoroplastic liner surface corresponding with clad vessel; On the internal face of clad vessel, be provided with adhesive linkage; The anti-corrosive fluoroplastic lining is pasted and fixed on the clad vessel internal face through adhesive linkage, and on the clad vessel corresponding with cordage, is provided with the plurality of rows pore, and the outboard end and the pumping equipment of steam vent removably connect.The anti-corrosive fluoroplastic lining is pasted and fixed on the clad vessel internal face through adhesive linkage; And folder is established some staggered cordage between the inwall of anti-corrosive fluoroplastic lining and clad vessel; And on the corresponding clad vessel of cordage, steam vent is set and links to each other with pumping equipment, in lining manufacturing process, can be through the suction-operated of pumping equipment; And the vacuum suction passage that constitutes with cordage; Make the air between anti-corrosive fluoroplastic lining and clad vessel inwall all aspirate removal, and the anti-corrosive fluoroplastic lining is tightly served as a contrast in container, because there is small gap in the fiber between cordage through sulfuration to adhesive linkage; Thereby built the vacuum passage of conducting in the anti-corrosive fluoroplastic lining with the simplest method; Cost of manufacture is low, and clad vessel is high temperature resistant and anti-negative pressure performance is greatly improved, and can satisfy the use of safety and stability under the vacuum operating mode below 120 °; When pumping equipment adopts and to removably connect, in use can be according to the bonding force of regulating working conditions lining and container inner wall, when starting external pumping equipment in the container during for negative pressure state; The industrial chemicals that oozes out in the container is absorbed to container, not only strengthened the bonding force of lining and container inner wall, prevent that lining from playing drum and breaking; And prevent that industrial chemicals from infiltrating interlayer internal corrosion container, and prolonged the service life of equipment, when being the high temperature barotropic state in the container, can open the steam vent on the container; The industrial chemicals that oozes out in the container is outwards got rid of from through hole automatically; General idea is ingenious, energy-conserving and environment-protective, and service life of equipment is long.
As preferably, said anti-corrosive fluoroplastic lining is welded after by some anti-corrosive fluoroplastic plates splicings.Lining is welded after being spliced by some anti-corrosive fluoroplastic plates, makes the lining moulding simple, and can satisfy the lining of different shape container, practices thrift cost of manufacture.
As preferably, said steam vent is located at the infall of cordage.When steam vent was positioned at the infall of cordage, vacuum suction was balanced, guarantees smooth the sticking on the clad vessel inwall of anti-corrosive fluoroplastic lining.
As preferably, said cordage is intersected in length and breadth and is distributed on the surface of anti-corrosive fluoroplastic lining.Guarantee that lining laterally reaches absorption affinity equilibrium longitudinally and keeps smooth.
As preferably, said adhesive linkage is a polymer binder, and thickness of adhibited layer is 0.3 to 0.5mm.The polymer binder bonding force is big, and suitable thickness of adhibited layer has improved the stickup fastness.
As preferably, said anti-corrosive fluoroplastic lining is PFA, PVDF, ECTFE, ETFE, the compound plate of FEP or PTFE activating plate.The hot melt fluoroplastics lining, intensity is high, good processability.
As preferably, said pumping equipment is vacuum tank or vavuum pump.Use vacuum tank or vavuum pump according to the instructions for use selectivity, simple in structure.
Therefore, the anti-corrosive fluoroplastic lining structure of the utility model has following advantage: tightly serve as a contrast in container through vacuum suction in the lining taping process, degree of adhesion is good, and intensity is high, has improved the high temperature resistant and anti-negative pressure performance of equipment; The vacuum suction passage that cordage constitutes, cost of manufacture is low; Clad vessel in use can be according to the bonding force of regulating working conditions lining and container inner wall simultaneously; And the industrial chemicals that oozes out in the container in time got rid of to container; Not only strengthened the bonding force of lining and container inner wall; Prevent that lining from playing drum and breaking, and the industrial chemicals of avoiding oozing out corrosion container, prolonged the service life of equipment.
Description of drawings:
Fig. 1 is the partial structurtes sketch map of the utility model anti-corrosive fluoroplastic lining structure;
Fig. 2 is the partial sectional view of the utility model.
The specific embodiment:
Pass through embodiment below, and combine accompanying drawing, do further bright specifically the technical scheme of the utility model.
Embodiment:
As depicted in figs. 1 and 2, a kind of anti-corrosive fluoroplastic lining structure of the utility model comprises clad vessel 1 and sticks on the anti-corrosive fluoroplastic lining 2 on clad vessel 1 inwall through adhesive linkage 4; Anti-corrosive fluoroplastic lining 2 wherein is to be tiled on clad vessel 1 inwall by some anti-corrosive fluoroplastic plates; Be welded after anti-corrosive fluoroplastic plate is end to end, anti-corrosive fluoroplastic plate is the PTFE activating plate, and adhesive linkage 4 is an epoxy glue; Epoxy glue belongs to polymer binder; The thickness of adhesive linkage 4 is 0.4mm, and all some cordage 3 in criss-cross arrangement uniformly on the every anti-corrosive fluoroplastic plate surface corresponding with clad vessel 1, and on the clad vessel 1 corresponding with cordage 3, has several steam vents 5; Steam vent 5 is positioned at the infall of cordage 3, and the outboard end of steam vent 5 is connecting vavuum pump through flared joint.
During use, when being negative pressure state in the clad vessel 1, each steam vent 5 connects vavuum pump respectively and starts; The industrial chemicals that oozes out in the clad vessel 1 on clad vessel 1 inwall is absorbed to clad vessel 1 through the vacuum passage that cordage 3 constitutes; Not only strengthened the bonding force of anti-corrosive fluoroplastic lining 2, prevented the industrial chemicals corrosion clad vessel 1 that 2 drums of anti-corrosive fluoroplastic lining break and ooze out, prolonged the service life of equipment with clad vessel 1 inwall; When being the high temperature barotropic state in the clad vessel 1; Can open the steam vent 5 on the clad vessel 1, the industrial chemicals that oozes out is outwards got rid of from steam vent 5 automatically, general idea is ingenious; Energy-conserving and environment-protective, service life of equipment is long.
Specific embodiment described herein only is that the design to the utility model illustrates.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from the spirit of the utility model or surmount the defined scope of appended claims.
Claims (9)
1. anti-corrosive fluoroplastic lining structure; Comprise clad vessel (1) and be located at the anti-corrosive fluoroplastic lining (2) of clad vessel (1) inwall; It is characterized in that: some cordage (3) are staggered on anti-corrosive fluoroplastic lining (2) surface corresponding with clad vessel (1); On the internal face of clad vessel (1), be provided with adhesive linkage (4); Anti-corrosive fluoroplastic lining (2) is pasted and fixed on clad vessel (1) internal face through adhesive linkage (4), and on the clad vessel (1) corresponding with cordage (3), is provided with plurality of rows pore (5), and the outboard end of steam vent (5) and pumping equipment (6) removably connect.
2. a kind of anti-corrosive fluoroplastic lining structure according to claim 1 is characterized in that: said anti-corrosive fluoroplastic lining (2) is welded after being spliced by some anti-corrosive fluoroplastic plates.
3. a kind of anti-corrosive fluoroplastic lining structure according to claim 1 and 2 is characterized in that: said steam vent (5) is located at the infall of cordage (3).
4. a kind of anti-corrosive fluoroplastic lining structure according to claim 1 and 2 is characterized in that: said cordage (3) is intersected in length and breadth and is distributed on the surface of anti-corrosive fluoroplastic lining (2).
5. a kind of anti-corrosive fluoroplastic lining structure according to claim 3 is characterized in that: said cordage (3) is intersected in length and breadth and is distributed on the surface of anti-corrosive fluoroplastic lining (2).
6. a kind of anti-corrosive fluoroplastic lining structure according to claim 1 and 2 is characterized in that: said adhesive linkage (4) is a polymer binder, and adhesive linkage (4) thickness is 0.3 to 0.5mm.
7. a kind of anti-corrosive fluoroplastic lining structure according to claim 1 and 2 is characterized in that: said anti-corrosive fluoroplastic lining (2) is PFA, PVDF, ECTFE, ETFE, the compound plate of FEP or PTFE activating plate.
8. a kind of anti-corrosive fluoroplastic lining structure according to claim 1 and 2 is characterized in that: said pumping equipment (6) is vacuum tank or vavuum pump.
9. a kind of anti-corrosive fluoroplastic lining structure according to claim 5 is characterized in that: said pumping equipment (6) is vacuum tank or vavuum pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200934559U CN202497873U (en) | 2012-03-14 | 2012-03-14 | Anticorrosive fluoroplastic lining structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200934559U CN202497873U (en) | 2012-03-14 | 2012-03-14 | Anticorrosive fluoroplastic lining structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202497873U true CN202497873U (en) | 2012-10-24 |
Family
ID=47034501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200934559U Expired - Lifetime CN202497873U (en) | 2012-03-14 | 2012-03-14 | Anticorrosive fluoroplastic lining structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202497873U (en) |
-
2012
- 2012-03-14 CN CN2012200934559U patent/CN202497873U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20151201 Address after: 324012 No. 8, Nian Cheng Road, Quzhou hi tech Industrial Park, Zhejiang, China Patentee after: Zhejiang Kaisn Fluorochemical Co., Ltd. Address before: 324004 Quzhou province hi tech park, North Road, No. 6 Hua Yin Patentee before: Zhejiang Dongfu Plastics Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20121024 |
|
| CX01 | Expiry of patent term |