CN104816897B - A kind of fiberglass two-compartment oil tank and processing technology thereof - Google Patents
A kind of fiberglass two-compartment oil tank and processing technology thereof Download PDFInfo
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- CN104816897B CN104816897B CN201510225413.4A CN201510225413A CN104816897B CN 104816897 B CN104816897 B CN 104816897B CN 201510225413 A CN201510225413 A CN 201510225413A CN 104816897 B CN104816897 B CN 104816897B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/02—Wall construction
- B65D90/022—Laminated structures
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/48—Arrangements of indicating or measuring devices
- B65D90/50—Arrangements of indicating or measuring devices of leakage-indicating devices
- B65D90/501—Arrangements of indicating or measuring devices of leakage-indicating devices comprising hollow spaces within walls
Abstract
The present invention relates to a kind of fiberglass two-compartment oil tank, the oil tank body of oil-in, leak detector and transport and installation hoop supporting construction it is provided with including top, described oil tank body includes the steel tank of internal layer, described steel tank includes middle steel plate, side steel plate and sealing steel plate, and described middle steel plate, side steel plate and sealing Interal fixation form a closed cavity after connecting；Steel tank periphery is enclosed with intermediate course, and intermediate course periphery is provided with fiberglass surrounding layer, and fiberglass surrounding layer includes a RTM district, the 2nd RTM district, the 3rd RTM district, the 4th RTM district and the 5th RTM district。Steel tank of the present invention adopts spigot-and-socket, bridging type to connect tank body steel plate, and dual-layer welding ensure that reliability and the sealing of connection, convenient to operation；Adopting vacuum-pressure detection method sensitive in time, fiberglass surrounding layer adopts RTM processing technology, and reinforcement is one-body molded with tank body, stops the gas bubbles left of tank body shell, it is ensured that the strength and stability of structure。
Description
Technical field
The present invention relates to a kind of container for article or store materials and transport, especially relate to a kind of fiberglass two-compartment oil tank and processing technology thereof。
Background technology
At present; it is applied to the sunken tank iron storage tanks of widely used monolayer such as chemical industry, printing and dyeing, ink, gas station; the iron storage tank of monolayer is storing that chemical solvent, oil etc. be inflammable and explosive or during noxious substance; there is the factors such as physics corrosion and electrolytic etching due to these harmful influence and noxious substance; the iron oil tank of common monolayer produces seepage after being corroded; once generation seepage, can bring about environmental pollution or the serious consequence of underground harm water resource。And owing to the iron oil tank of monolayer is embedded in underground, is subject to corrosion and the electrolytic etching of subsoil water throughout the year, the iron oil tank of monolayer, using quality and having obvious potential safety hazard service life, relates to safety, economy, environmental protection。Additionally, monolayer irony oil tank is required for carrying out keeping in repair and detecting every year, too increase maintenance time and cost。Two-compartment oil tank has safe and environment-friendly, economic performance more unrivaled than common monolayer steel oil tank, country carries out the application of two-compartment oil tank energetically at present, prior art inner canister is generally adopted common steel tank, and interlayer detection adopts sensor method or liquid matchmaker detection, and outer tank adopts spraying process to make。Common steel tank is that proof strength can adopt inner support form, has both increased the consumption of material, has further related to confined space operation。Sensor method and liquid matchmaker inspection in the detection method of intermediate course all have certain defect。The spraying coating process of outer tank FRP, owing to spraying frock restriction must carry out secondary construction, and laying cannot design, and gel content is not easily grasped, and shaped article bubble cannot be avoided。
Summary of the invention
It is an object of the invention to provide a kind of fiberglass two-compartment oil tank, solve to strengthen in prior art two-compartment oil tank inner bag carrying out confined space operation, interlayer detection is sensitive not, and outer tank bubble is many, problem attractive in appearance not。
For solving above-mentioned technical problem, the present invention adopts the following technical scheme that
One fiberglass two-compartment oil tank of the present invention, the oil tank body of oil-in, leak detector and transport and installation hoop supporting construction it is provided with including top, described oil tank body includes the steel tank of internal layer, described steel tank includes middle steel plate, described middle steel plate both sides are connected to side steel plate, steel plate both ends open place, described side is connected to sealing steel plate, and described middle steel plate, side steel plate and sealing Interal fixation form a closed cavity after connecting；Described steel tank periphery is enclosed with intermediate course, described intermediate course periphery is provided with fiberglass surrounding layer, described fiberglass surrounding layer includes a RTM district of lower section, the 2nd RTM district of top and the 3rd RTM district, also includes the 4th RTM district and the 5th RTM district that sealing two ends position is arranged。
Further, the middle steel plate of described steel tank and side steel plate adopt bridging type connected mode to be fixed together, and described faying surface one end is the bending side with circular arc, and the faying surface other end is for facing directly, and described junction adopts two-sided welding to fix。
Further, the side steel plate of described steel tank and sealing steel plate adopt bridging type connected mode to be fixed together, and described faying surface is upper and lower two and faces overlap directly, and described junction adopts two-sided welding to fix。
Further, the material of described intermediate course is three-dimensional hollow composite, and described three-dimensional hollow composite is wrapped on described steel tank with stereo weaving network。
Further, five RTM district materials of described fiberglass surrounding layer are fibre-reinforced plastics FRP, and described FRP makes molding by RTM technique。
Further, its material of the first floor of described fiberglass surrounding layer is nylon film, and the sealant that described nylon film is RTM technique formpiston。
Further, the housing of described fiberglass surrounding layer is provided with prefabricated reinforcement。
A kind of fiberglass two-compartment oil tank processing technology, including step:
The first step is the molding of steel tank, and making of described steel tank adopts the method for adjacent steel plate spigot-and-socket and bridging type to be fixed together；
Second step is the molding of intermediate course, and first the steel inner container surface of molding carries out blasting treatment, sandblasting complete after rust prevention by applying liquid material paint, antirust paint superscribes the stereo weaving grid of polyurethane material after solidifying；Stereo weaving grid paving has been applied rear outer layer and has been superscribed nylon film again, and described nylon film is divided into tank body and two end socket three parts, uses sealing joint strip to be connected between described adjacent nylon film and between nylon film with tank body;
3rd step is the installation of leak detector, and described leakage detector adopts the mode that vacuum pressure leaks hunting, and leakage detector inserts from roof and bottom is connected with described intermediate course, and the sensor of leakage detector is arranged in intermediate course；
4th step is the making of fiberglass surrounding layer, and described fiberglass surrounding layer is wrapped on intermediate course by RTM technique；First it is the assembling of mould, a number mould in molding the oneth RTM district is placed on ground, carry out laying again, glass fabric and polyurethane reinforcement successively being spread applies on a mould, it is exposed at a described ambilateral glass fabric of mould and polyurethane reinforcement reserves the length just wrapping up oil tank, then a mould is put in the oil tank handled well lifting, carry out glue spraying operation and reserved glass fabric, polyurethane reinforcement are coated with, are bonded on oil tank；Glass fabric and polyurethane reinforcement deburring have processed, again molding the 2nd RTM district, the 3rd RTM district, the 4th RTM district and No. two of the 5th RTM district, No. three, No. four, No. five moulds are assembled on oil tank successively, carry out assembling, sealing between adjacent each mould；Next to that resin-cast, mould assembles laggard row pressurize and processes, and is connected with injected rubber hose by the gum-injecting port on mould after pressurize is qualified, and air entry is connected with exhaust tube, is inserted in resin barrel by gum-injecting port when mould inner pressure reaches injecting glue value；Open injected rubber hose and air entry, make resin import under pressure in mould, after resin infusion completes, close air entry；Finally curing molding, described in be poured in mould resin progressively solidify, need after having solidified to have carried out modulo operation, the fixed seal connection part of surrounded No. one to No. five mould opened, will after mould lifting depart from tank body, two-compartment oil tank forming process completes。
Further, the sealing joint strip material used between described nylon film and between nylon film and tank body is butyl rubber。
Further, described leak detector is by the pressure in vacuum pressure electronic component detection intermediate course, the sealing of intermediate course is judged by the change of described pressure, described leak detector is provided with pressure limiting valve and breather cheek valve, and middle mezzanine space is carried out ftercompction by being connected with air compressor machine by described breather cheek valve
Compared with prior art, the Advantageous Effects of the present invention:
One fiberglass two-compartment oil tank of the present invention, the steel tank of described oil tank body internal layer adopts spigot-and-socket, bridging type connected mode to connect tank body steel plate, junction adopts two-sided welding to fix, difficulty during adjacent steel plate group pair can be reduced, improve work efficiency, dual-layer welding ensure that reliability and the sealing of connection, reduces confined space operation to harm simultaneously；Intermediate course uses the stereo weaving network of three-dimensional hollow composite composition, both can control intermediate course thickness, it is possible to ensure the permeability of whole interlayer；Described oil tank leak hunting detector adopt vacuum-pressure detection method, vacuum-pressure detection method is that highest-ranking detection method can prevent trouble before it happens, and does not namely occur leakage can detect leak source；The fiberglass surrounding layer of described oil tank body adopts RTM technique, the reinforcement of fiberglass surrounding layer is one-body molded with tank body, both the designability of lay-up process, gel content can have been realized, the gas bubbles left of tank body shell can be stopped again, the reinforcement of shell is one-body molded with tank body, it is ensured that the strength and stability of two-compartment oil tank tank structure。
Accompanying drawing explanation
Illustrate that the invention will be further described below in conjunction with accompanying drawing。
Fig. 1 is fiberglass two-compartment oil tank front view of the present invention；
Fig. 2 is fiberglass two-compartment oil tank left view of the present invention；
Fig. 3 is fiberglass two-compartment oil tank " A " partial enlarged drawing of the present invention；
Fig. 4 is fiberglass two-compartment oil tank " B " partial enlarged drawing of the present invention；
Description of reference numerals: 1, a RTM district；2, the 2nd RTM district；3, the 3rd RTM district；4, the 4th RTM district；4-1, sealing steel plate；5, the 5th RTM district；6, hoop supporting construction；7, steel plate interface；7-1, side steel plate；7-2, middle steel plate；8, leak detector。
Detailed description of the invention
As Figure 1-4, a kind of fiberglass two-compartment oil tank one fiberglass two-compartment oil tank, the oil tank body of oil-in, leak detector 8 and transport and installation hoop supporting construction 6 it is provided with including top, described oil tank body includes the steel tank of internal layer, described steel tank includes middle steel plate 7-2, described middle steel plate 7-2 both sides are connected to side steel plate 7-1, steel plate 7-1 both ends open place, described side forms a closed cavity after being connected to sealing steel plate 4-1, described middle steel plate 7-2, side steel plate 7-1 and the fixing connection of sealing steel plate 4-1；Described steel tank periphery is enclosed with intermediate course, described intermediate course periphery is provided with fiberglass surrounding layer, described fiberglass surrounding layer includes a RTM district 1 of lower section, the 2nd RTM district 2 and the 3rd RTM district 3 of top, also includes the 4th RTM district 4 and the 5th RTM district 5 that sealing two ends position is arranged。Specifically, as in figure 2 it is shown, described 2nd RTM district 2 and the 3rd RTM district 3 positional symmetry。
As shown in Figure 3, the middle steel plate 7-2 and side steel plate 7-1 of described steel tank adopts bridging type connected mode to be fixed together, and described faying surface one end is the bending side with circular arc, and the faying surface other end is for facing directly, described junction adopts two-sided welding to fix, difficulty during adjacent steel plate group pair can be reduced, reduce workload, improve tank body make efficiency, bending side with circular arc has interior booster action simultaneously, without independent reinforcement, reduce materials'use, reduce operation sequence。
As shown in Figure 4, the side steel plate 7-1 of described steel tank and sealing steel plate 4-1 adopts bridging type connected mode to be fixed together, described faying surface is upper and lower two and faces overlap directly, and described junction adopts two-sided welding to fix, it is possible to decrease difficulty during adjacent steel plate group pair, reduce workload, improve tank body make efficiency, there is interior booster action, it is not necessary to individually strengthen simultaneously, reduce materials'use, reduce operation sequence。
The material of described intermediate course is three-dimensional hollow composite, described three-dimensional hollow composite is wrapped on described steel tank with stereo weaving network, stereo weaving grid both can control intermediate course thickness, also the permeability of whole interlayer can be ensured, specifically, described three-dimensional hollow composite is glass fibre or polyurethane material。
Five RTM district materials of described fiberglass surrounding layer are fibre-reinforced plastics FRP, and described FRP makes molding by RTM (Resintransfermolding) technique, and RTM is also called resin transfer moulding material molding or Resin Transfer Moulding molding。
The first floor material of described fiberglass surrounding layer is nylon film, and the sealant that described nylon film is RTM technique formpiston, described nylon film also serves as the first body seal layer of oil tank, and therefore described nylon film plays the effect of double-layer seal, can effectively reduce the decay of vacuum, reduce wrong report。
The housing of described fiberglass surrounding layer is provided with prefabricated reinforcement, with five RTM district integral productions of described fiberglass surrounding layer, the intensity of increase two-compartment oil tank。
A kind of fiberglass two-compartment oil tank processing technology, including step:
The first step is the molding of steel tank, and making of described steel tank adopts the method for adjacent steel plate spigot-and-socket and bridging type to be fixed together；
Second step is the molding of intermediate course, and first the steel inner container surface of molding carries out blasting treatment, sandblasting complete after rust prevention by applying liquid material paint, antirust paint superscribes the stereo weaving grid of polyurethane material after solidifying；Stereo weaving grid paving has been applied rear outer layer and has been superscribed nylon film again, and described nylon film is divided into tank body and two end socket three parts, uses sealing joint strip to be connected between described adjacent nylon film and between nylon film with tank body;
3rd step is the installation of leak detector 8, the mode that described leakage detector 8 adopts vacuum pressure to leak hunting, and leakage detector 8 inserts from roof and bottom is connected with described intermediate course, and the sensor of leakage detector is arranged in intermediate course；
4th step is the making of fiberglass surrounding layer, and described fiberglass surrounding layer is wrapped on intermediate course by RTM technique；First it is the assembling of mould, a number mould in molding the oneth RTM district 1 is placed on ground, carry out laying again, glass fabric and polyurethane reinforcement successively being spread applies on a mould, it is exposed at a described ambilateral glass fabric of mould and polyurethane reinforcement reserves the length just wrapping up oil tank, then a mould is put in the oil tank handled well lifting, carry out glue spraying operation and reserved glass fabric, polyurethane reinforcement are coated with, are bonded on oil tank；Glass fabric and polyurethane reinforcement deburring have processed, again molding the 2nd RTM district 4 of RTM district the 3, the 4th of RTM district the 2, the 3rd and No. two of the 5th RTM district 5, No. three, No. four, No. five moulds are assembled on oil tank successively, carry out between adjacent each mould assembling, sealing；Next to that resin-cast, mould assembles laggard row pressurize and processes, and is connected with injected rubber hose by the gum-injecting port on mould after pressurize is qualified, and air entry is connected with exhaust tube, is inserted in resin barrel by gum-injecting port when mould inner pressure reaches injecting glue value；Open injected rubber hose and air entry, make resin import under pressure in mould, after resin infusion completes, close air entry；Finally curing molding, described in be poured in mould resin progressively solidify, need after having solidified to have carried out modulo operation, the fixed seal connection part of surrounded No. one to No. five mould opened, will after mould lifting depart from tank body, two-compartment oil tank forming process completes。
The sealing joint strip material used between described nylon film and between nylon film and tank body is butyl rubber。
Described leak detector 8 is by the pressure in vacuum pressure electronic component detection intermediate course, the sealing of intermediate course is judged by the change of described pressure, described leak detector 8 is provided with pressure limiting valve and breather cheek valve, and middle mezzanine space is carried out ftercompction by being connected with air compressor machine by described breather cheek valve。Specifically, leak detector 8 is by the pressure in vacuum pressure electronic component detection intermediate course space, the sealing of intermediate course is judged by pressure change, described pressure limiting valve makes intermediate course pressure limit fix on to make oil tank preserve within the scope of safe pressure, described breather cheek valve keeps sealing under normal circumstances, but when decline of pressure reaches to specify numerical value, open the air compressor machine being connected with breather cheek valve, middle mezzanine space is carried out ftercompction。
Embodiment described above is only that the optimal way to the present invention is described; not the scope of the present invention is defined; under the premise designing spirit without departing from the present invention; various deformation that technical scheme is made by those of ordinary skill in the art and improvement, all should fall in the protection domain that claims of the present invention is determined。
Claims (10)
1. a fiberglass two-compartment oil tank, the oil tank body of oil-in it is provided with including top, leak detector (8) and transport and install with hoop supporting construction (6), it is characterized in that: described oil tank body includes the steel tank of internal layer, described steel tank includes middle steel plate (7-2), described middle steel plate (7-2) both sides are connected to side steel plate (7-1), steel plate (7-1) both ends open place, described side is connected to sealing steel plate (4-1), described middle steel plate (7-2), one closed cavity of composition after side steel plate (7-1) and the fixing connection of sealing steel plate (4-1)；Described steel tank periphery is enclosed with intermediate course, described intermediate course periphery is provided with fiberglass surrounding layer, described fiberglass surrounding layer includes a RTM district (1) of lower section, 2nd RTM district (2) of top and the 3rd RTM district (3), also include the 4th RTM district (4) and the 5th RTM district (5) that sealing two ends position is arranged；Described RTM district is resin transfer moulding material shaping area or Resin Transfer Moulding shaping area。
2. a kind of fiberglass two-compartment oil tank according to claim 1, it is characterized in that: middle steel plate (7-2) and the side steel plate (7-1) of described steel tank adopt bridging type connected mode to be fixed together, faying surface one end is the bending side with circular arc, the faying surface other end is for facing directly, and lap-joint adopts two-sided welding to fix。
3. a kind of fiberglass two-compartment oil tank according to claim 1, it is characterized in that: side steel plate (7-1) and sealing steel plate (4-1) of described steel tank adopt bridging type connected mode to be fixed together, faying surface is upper and lower two and faces overlap directly, and lap-joint adopts two-sided welding to fix。
4. a kind of fiberglass two-compartment oil tank according to claim 1, it is characterised in that: the material of described intermediate course is three-dimensional hollow composite, and described three-dimensional hollow composite is wrapped on described steel tank with stereo weaving network。
5. a kind of fiberglass two-compartment oil tank according to claim 1, it is characterised in that: five RTM district materials of described fiberglass surrounding layer are fibre-reinforced plastics FRP, and described FRP makes molding by RTM technique。
6. a kind of fiberglass two-compartment oil tank according to claim 5, it is characterised in that: the first floor material of described fiberglass surrounding layer is nylon film, and the sealant that described nylon film is RTM technique formpiston。
7. a kind of fiberglass two-compartment oil tank according to claim 6, it is characterised in that: the housing of described fiberglass surrounding layer is provided with prefabricated reinforcement。
8. a fiberglass two-compartment oil tank processing technology, it is characterised in that: include step:
The first step is the molding of steel tank, and making of described steel tank adopts the method for adjacent steel plate spigot-and-socket and bridging type to be fixed together；
Second step is the molding of intermediate course, and first the steel inner container surface of molding carries out blasting treatment, sandblasting complete after rust prevention by applying liquid material paint, antirust paint superscribes the stereo weaving grid of polyurethane material after solidifying；Stereo weaving grid paving has been applied rear outer layer and has been superscribed nylon film again, and described nylon film is divided into tank body and two end socket three parts, uses sealing joint strip to be connected between adjacent nylon film and between nylon film with tank body;
3rd step is the installation of leak detector (8), described leakage detector (8) adopts the mode that vacuum pressure leaks hunting, leakage detector (8) inserts from roof and bottom is connected with described intermediate course, and the sensor of leakage detector is arranged in intermediate course；
4th step is the making of fiberglass surrounding layer, and described fiberglass surrounding layer is wrapped on intermediate course by RTM technique；First it is the assembling of mould, a number mould of molding the oneth RTM district (1) is placed on ground, carry out laying again, glass fabric and polyurethane reinforcement successively being spread applies on a mould, it is exposed at a described ambilateral glass fabric of mould and polyurethane reinforcement reserves the length just wrapping up oil tank, then a mould is put in the oil tank handled well lifting, carry out glue spraying operation and reserved glass fabric, polyurethane reinforcement are coated with, are bonded on oil tank；Glass fabric and polyurethane reinforcement deburring have processed, again No. two, No. three, No. four, No. five moulds in molding the 2nd RTM district (2), the 3rd RTM district (3), the 4th RTM district (4) and the 5th RTM district (5) are assembled on oil tank successively, carry out between adjacent each mould assembling, sealing；Next to that resin-cast, mould assembles laggard row pressurize and processes, and is connected with injected rubber hose by the gum-injecting port on mould after pressurize is qualified, and air entry is connected with exhaust tube, is inserted in resin barrel by gum-injecting port when mould inner pressure reaches injecting glue value；Open injected rubber hose and air entry, make resin import under pressure in mould, after resin infusion completes, close air entry；Finally curing molding, described in be poured in mould resin progressively solidify, need after having solidified to have carried out modulo operation, the fixed seal connection part of surrounded No. one to No. five mould opened, will after mould lifting depart from tank body, two-compartment oil tank forming process completes；
Described RTM district is resin transfer moulding material shaping area or Resin Transfer Moulding shaping area。
9. a kind of fiberglass two-compartment oil tank processing technology according to claim 8, it is characterised in that: the sealing joint strip material used between described nylon film and between nylon film and tank body is butyl rubber。
10. a kind of fiberglass two-compartment oil tank processing technology according to claim 8, it is characterized in that: described leak detector (8) detects the pressure in intermediate course by vacuum pressure electronic component, the sealing of intermediate course is judged by the change of described pressure, described leak detector (8) is provided with pressure limiting valve and breather cheek valve, and middle mezzanine space is carried out ftercompction by being connected with air compressor machine by described breather cheek valve。
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Address after: 071051 No. 2011 North Street, the Great Wall, Hebei, Baoding Applicant after: BAODING CHANGKONG OIL INDUSTRIAL CO., LTD. Address before: 071051 No. 2011 North Street, the Great Wall, Hebei, Baoding Applicant before: Baoding vast sky oil industry equipment Co., Ltd |
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