CN103822819A - Anti-corrosion efficient digestion tank with quickly buckled bayonet - Google Patents
Anti-corrosion efficient digestion tank with quickly buckled bayonet Download PDFInfo
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- CN103822819A CN103822819A CN201210469949.7A CN201210469949A CN103822819A CN 103822819 A CN103822819 A CN 103822819A CN 201210469949 A CN201210469949 A CN 201210469949A CN 103822819 A CN103822819 A CN 103822819A
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Abstract
The invention relates to an anti-corrosion efficient digestion tank (capable of being buckled in seconds), in particular to a quickly-buckled anti-corrosion digestion tank. The efficient digestion tank comprises a shell tank body, a pressure bolt and a liner, wherein the liner is accommodated in the shell tank body; the internal of the liner is a cavity for accommodating samples. The efficient digestion tank is characterized in that the liner comprises a liner upper cover and a liner lower tank body, wherein the liner upper cover is in sealed insertion with the top end of the liner lower tank body; the axial section of a cavity formed by the liner upper cover and the internal of the liner lower tank body is elliptic or circular; the shell tank body is divided into an upper tank body and a lower tank body; the upper tank body and the lower tank body are quickly buckled through a bayonet type joint to achieve the quick buckling function of the digestion tank; the pressure bolt is a pressure device of the efficient digestion tank, and is rotationally tightened through a torsion bar for applying pressure to realize the pressure sealing of the liner by the shell tank body. The digestion tank has the advantages of simple combination, scientific and reasonable design, simple and quick operation and effective sealing.
Description
Technical field
The present invention relates to fast fastening counteracting tank, specifically the anticorrosion efficient counteracting tank of a kind of bayonet socket fast fastening.
Background technology
In recent years, along with the widespread use of the development of test and analysis technology, particularly AAS, ICP-OES and ICP-MS, promoted the quick progress of Specimen eliminating technology.The method of clearing up is at present a lot, applies the wider four kinds of digestion procedures that have: 1. the uncovered molten sample of polytetrafluoro crucible, and the method is large by acid amount, blank high, easily brings extraneous contamination; 2. common counteracting tank airtight digestion, the method is mainly heating board digestion, and temperature inequality, bears pressure little, in biological sample is cleared up and cleared up with geological sample, causes and clears up not exclusively, accuracy and the accuracy of impact test; 3. microwave digestion technology.This technical development is particularly rapid, but its shortcoming is also obvious, and complicated operation is loaded down with trivial details, large by acid amount, subsequent treatment relative complex.Clear up unstablely at biological sample and geological sample, usually occur clearing up incomplete phenomenon.Security is not high, and it controls temperature and pressure by temperature, pressure transducer etc., in practical operation, often occurs explosive incident, 4. steel lining polytetrafluoro counteracting tank, that eighties of last century is just in the inorganic technology of clearing up middle widespread use, advantage is remarkable, to biological sample, geological sample is cleared up completely, test data is accurate, but also there are some problems, as acid is easily revealed, due to sour volatilization, cause Specimen eliminating incomplete, the problems such as the failure of an experiment, also can form corrosion to stainless steel tank body simultaneously, there is some potential safety hazards and potential pollution, simultaneously traditional counteracting tank adopts thread interface, it is long that whole tank body screws up the seal operation time, complex operation, expend a large amount of time of experimental technique personnel and muscle power.Therefore the shortcoming existing in view of uncovered molten sample, common molten sample, Microwave samples digestion and steel lining polytetrafluoro counteracting tank, develop fast fastening counteracting tank, possess the advantages such as anticorrosion, sealing, efficient, fast fastening, be the ultimate product of steel lining polytetrafluoro counteracting tank, will become with the conventional digestion container of the analysis fields such as artifact, environment, geology, medicine, health, quality inspection, commodity inspection, material, alloy, nuclear industry.
Summary of the invention
The object of the invention is to provide a kind of bayonet socket fast fastening anticorrosion efficient counteracting tank.
For achieving the above object, the present invention adopts technical scheme to be:
The anticorrosion efficient counteracting tank of a kind of bayonet socket fast fastening, comprises shell body, pressure bolt and inner bag, and inner bag is placed in shell body, the inner cavity for dress sample of inner bag; Described shell body comprises stainless steel lid 7 and stainless steel lower tank 1, and stainless steel lid 7 is connected by rapid card hair style or propelling slot type interface with stainless steel tank body 1, and Stainless Steel lid 7 is provided with pressure bolt 8;
Described inner bag comprises inner bag upper cover body 5 and inner bag lower tank 4, and wherein 5 sealings of inner bag upper cover body are plugged in the top of described inner bag lower tank 4, are oval or circular by inner bag upper cover body 5 with the axial cross section of the inner bag lower tank 4 inner described cavitys that form.
Described pressure bolt 8 is provided with torsion socket 8B, by inserting the torsion rod rotational pressure bolt 8 of this torsion socket 8B, is inwardly screwed in and makes inner bag realize pressure seal by bolt thread 8A and lid screw thread 7C.
Described inner bag is connected with the bottom of shell body 1 by T-shaped centering 2, and the bottom surface of described shell body is provided with the pilot hole 1A of accommodating T-shaped centering 2.
The axial cross section of described T-shaped centering 2 is "T"-shaped, and the centre of T-shaped centering 2 is offered relief hole 2A vertically, the top that the less bottom of described T-shaped centering 2 diameters is inserted in steel pad pilot hole 1A, diameter is larger and the sealing bottom surface butt of shell body 1.
The sidewall of described stainless steel tank body 1 is provided with public dop 1D, the sidewall of stainless steel lid 7 is provided with a master card 7A, public dop 1D is pushed into the public dop of establishing on a master card 7A and advances groove, master card 7A coupling is pushed into the propelling groove 1B offering under public dop 1D, a fast fastening master card 7A who realizes tank body approximately 120 degree that turn clockwise.
Between described inner bag and shell body madial wall, be provided with polytetrafluoro neck bush 3.
Between described inner bag upper end and shell body, be provided with polytetrafluoro Upper gasket 6.
The upper end sealing of the lower end of described inner bag upper cover body 5 and inner bag lower tank 4 is pegged graft, the lower edge of inner bag upper cover body 5 vertically ecto-entad is provided with pressure tongue 5B in upper cover body external pressure tongue 5A and upper cover body successively, in upper cover body external pressure tongue 5A and upper cover body, press between tongue 5B and form wedge-shaped slot, press in described upper cover body the inwall of the inner bag upper cover body 5 in tongue 5B for covering inner arc surface 5C, this lid inner arc surface 5C is the cambered surface to fovea superior vertically; The upper end of described inner bag lower tank 4 is provided with inner bag lower tank cone 4C, this cone 4C is plugged in described upper cover body external pressure tongue 5A and upper cover body and presses in the wedge-shaped slot between tongue 5B, and the lower end of upper cover body external pressure tongue 5A is connected to the seam in described inner bag lower tank cone 4C outside; The madial wall of described inner bag lower tank 4 is cylinder, and the axial cross section of inner bag lower tank 4 inner bottom is along to the cambered surface to recessed, i.e. ellipse of axial cross section composition or the circle of inner bag upper cover 5 and inner bag lower tank 4 inside.
The outside surface of described stainless steel lid 7 and stainless steel tank body 1 is respectively equipped with the anti-skidding straight burr 1C that realizes tank body acting force.
Described stainless steel lid 7, stainless steel tank body 1, T-shaped centering 2 and pressure bolt are Stainless Steel material or other metal materials, all at surface spraying polytetrafluorethylecoatings coatings, realize metal material antiseptic property.
The bayonet fittings that the present invention is designed, adopt many dops, three dops, two dops or the square dop joint style that pushes, realize the fast fastening of upper cover body and tank body, and there is pressure bolt in upper cover body top design, in realizing tank body fastening, torsion rod screws pressure bolt, in one second, complete tank body fastening and the pressure seal to inner bag, solve heavy screw capping seal operation in the pre-treatment of large sample amount, save greatly the running time in sample pretreatment process, promote the development of the technology of clearing up, this product becomes the termination product of steel lining counteracting tank.
The designed inner bag of the present invention adopts in two and is arranged with, and after sour boiling point that temperature improves is above, acid is effectively evaporation in tank body, arrives upper top cover, can without stop be back to tank body at the bottom of, formation Efficient Cycle, has reduced sour use amount, has reduced process background values; Acid without any resistance, is accomplished not wall built-up in whole process; Inner bag tank body interface adopts taper designs, closely cooperates with upper top cover, has has effectively prevented and treated sour leakage, also forms a kind of pressure protect simultaneously, when the overpressure limit, has certain decompression function, has protected the security of autoclave; The indent design of inner bag when pressure increases, more can form and closely cooperate with tank body equally, has prevented sour leakage.
The present invention adopts stainless steel tank body, and this material has good resistance to compression, corrosion resistance, makes polytetrafluoro lining in inner tank wall simultaneously, in improving corrosion resistivity, has also improved the compressive property of tank body;
In addition, the present invention is the anticorrosion efficient counteracting tank of anti-corrosion type (second button), has solved counteracting tank acid in the past and has revealed, clear up the problems such as efficiency is low, inner bag cavity of the present invention acid not wall built-up with do not hang top, sour return velocity is fast, accelerate acid to the clearing up and backflow of sample, improved and clear up effect and efficiency.
Accompanying drawing explanation
Fig. 1 is block diagram of the present invention.
Fig. 2 is the overall schematic of counteracting tank of the present invention.
Embodiment
Embodiment
As illustrated in fig. 1 and 2, the embodiment of the present invention provides
Anticorrosion efficient counteracting tank, comprises shell body, pressure bolt and inner bag, and inner bag is placed in shell body, the inner cavity for dress sample of inner bag; Described shell body comprises stainless steel lid 7 and stainless steel lower tank 1, and stainless steel lid 7 is connected by rapid card hair style or propelling slot type interface with stainless steel tank body 1, and Stainless Steel lid 7 is provided with pressure bolt 8;
Described inner bag comprises inner bag upper cover body 5 and inner bag lower tank 4, and wherein 5 sealings of inner bag upper cover body are plugged in the top of described inner bag lower tank 4, are oval or circular by inner bag upper cover body 5 with the axial cross section of the inner bag lower tank 4 inner described cavitys that form.
Described pressure bolt 8 is provided with torsion socket 8B, by inserting the torsion rod rotational pressure bolt 8 of this torsion socket 8B, inwardly screws in by bolt thread 8A and lid screw thread 7C, and inner bag is realized pressure seal.
Inner bag is connected with the bottom in shell body 1 by T-shaped centering 2, has T-shaped centering 2 pilot hole 1A on the bottom surface of described shell body.
The axial cross section of described T-shaped centering 2 is "T"-shaped, and the centre of T-shaped centering 2 is offered relief hole 2A vertically, the top that the less bottom of described T-shaped centering 2 diameters is inserted in steel pad pilot hole 1A, diameter is larger and the sealing bottom surface butt of shell body 1.
The sidewall of described stainless steel tank body 1 is provided with public dop 1D, the sidewall of stainless steel lid 7 is provided with a master card 7A, public dop 1D is pushed into the public dop of establishing on a master card 7A and advances groove, a master card 7A coupling is pushed into the propelling groove 7B offering under public dop 1D, approximately 120 degree firmly turn clockwise, have backstop card, this position is that counteracting tank fastens final position, realizes the fast fastening of tank body.
When public dop 1D and a master card 7A realize after tank body fast fastening, adopt pressure bar simultaneously to clockwise direction rotation, regulate the lifting of pressure bolt 8, realize the function of rapid pressure sealing.
Between described inner bag and shell body madial wall, be provided with polytetrafluoro neck bush 3.Between described inner bag upper end and shell body, be provided with teflon gasket 6.
The upper end sealing of the lower end of described inner bag upper cover body 5 and inner bag lower tank 4 is pegged graft, the lower edge of inner bag upper cover body 5 vertically ecto-entad is provided with pressure tongue 5B in upper cover body external pressure tongue 5A and upper cover body successively, in upper cover body external pressure tongue 5A and upper cover body, press between tongue 5B and form wedge-shaped slot, press in described upper cover body the inwall of inner bag upper cover body 5 of tongue 5B for covering inner arc surface 5C, this lid inner arc surface 5C is the cambered surface to fovea superior vertically; The upper end of described inner bag lower tank 4 is provided with inner bag lower tank cone 4C, this cone 4C is plugged in described upper cover body external pressure tongue 5A and upper cover body and presses in the wedge-shaped slot between tongue 5B, and the lower end of upper cover body external pressure tongue 5A is connected to the seam in described inner bag lower tank cone 2 outsides; The madial wall of described inner bag lower tank 4 is cylinder, and the axial cross section of inner bag lower tank 4 inner bottom is along to the cambered surface to recessed, i.e. ellipse of axial cross section composition or the circle of inner bag upper cover body 5 and inner bag lower tank 4 inside.
Described shell body comprises stainless steel lid 7 and stainless steel lower tank 1, stainless steel lid 7 is connected by rapid card hair style or propelling slot type interface with stainless steel tank body 1, Stainless Steel lid 7 is provided with pressure bolt 8, in the time that stainless steel lid 7 is connected by rapid card hair style (many dops, three dops, two dops or the square dop that pushes) with stainless steel tank body 1, insert torsion socket 8B rotational pressure bolt 8 by torsion rod, apply sealing load to polytetrafluoro inner bag, realize the pressure seal function of polytetrafluoro inner bag.
Described shell body comprises stainless steel lid 7 and stainless steel tank body 1, and outside surface is respectively equipped with anti-skidding straight burr 1C, realizes tank body acting force by anti-skidding straight burr 1C.
Described stainless steel lid 7, stainless steel tank body 1, T-shaped centering 2 and pressure bolt are Stainless Steel material or other metal materials, all, at the certain thickness polytetrafluorethylecoatings coatings of surface spraying, realize metal material antiseptic property.
Tank body of the present invention adopts bayonet fittings, for many dops, three dops, two dops or the square dop joint style that pushes, realize the fast fastening of upper cover body and tank body, and there is pressure bolt in upper cover body top design, in realizing tank body fastening, torsion rod screws pressure bolt, in one second, complete tank body fastening and the pressure seal to inner bag, solve heavy screw capping seal operation in the pre-treatment of large sample amount, saved that tank body seal buckle puts the palms together before one point nine running time, promoted the development of the technology of clearing up, this product becomes the termination product of steel lining counteracting tank.
Adopt high compression fit counteracting tank inner bag of the present invention, solved counteracting tank inner bag wall built-up and the problem of hanging top in the past, improved acid and cleared up effect and efficiency; Inner bag comprises upper cover and lower tank two parts, lower tank and upper cover are wedged and are realized wringing fit by cone-shaped body, and under pressure, the outer tongue of upper cover, interior tongue and lower tank wedging more easily closely cooperate, avoid the problem that causes acid to reveal due to pressure initiation crack, guaranteed leakproofness;
Tank interior of the present invention has adopted elliptic design, acid is heated and is flashed to steam, in internal bladder cavity, form closed circuit, Rapid Circulation, promote the dissolving of sample, improved efficiency and the effect of Specimen eliminating, the pressure simultaneously forming in chamber is even, entirety is stressed, the faultiness design of avoiding local pressure effect to cause acid to reveal.
The anticorrosion efficient counteracting tank of the present invention (second button) has the wide application of sending out in organic sample, inorganic samples, geological sample and environmental sample digestion process, improves and clears up efficiency, promotes the development of inorganic elements measuring technology.Reach that sample pre-treatments saves time, the laborsaving and operation requirements of saving worry.
The anticorrosion efficient counteracting tank of the present invention (second button) is done manual work, and to have quality exquisiteness, smooth surface, sealing tight for exquisiteness, design science, inner canister, outer tank body fastens fast, easy and simple to handle, save time, laborsaving and save worry, the characteristic such as performance safety is reliable, can become the analytic routines digestion container of trace element and ultramicro-element, its superiority has surmounted micro-wave digestion, becomes the termination product of digestion container.Within 8 hours, can complete effectively clearing up of biological sample, gained solution example can be tested the trace element including Hg, As, what in 24 hours, complete sediment in geological sample, rock effectively clears up, in 24 hours, also can complete clearing up of the contour organic substance of coal, the sample noresidue of clearing up, solution is colourless, limpid bright, can solve some technical barriers in micro-wave digestion; By test of many times, and 168 hours experimental observations, occur without leakage phenomenon.
Be specially and adopt the anticorrosion efficient counteracting tank of the present invention (second button) to clear up biological sample: get 0.2g biological sample, acid adding, under 150 ℃ of conditions, in the anticorrosion efficient counteracting tank of the present invention (second button), carry out clearing up for 12 hours, solution is colourless, limpid, bright, without any residue, table 1, biological sample is cleared up Contrast on effect;
Table 1 biological sample is cleared up Contrast on effect
Rock/sediment etc. is cleared up: get 0.1 gram of sample, acid adding, under 150 ℃ of conditions, in the anticorrosion efficient counteracting tank of the present invention (second button), carry out clearing up for 12 hours, catch up with acid, back dissolving, solution is colourless, limpid, bright, and without any residue, table 2 rock/sediment sample is cleared up Contrast on effect;
Table 2 rock/sediment sample is cleared up Contrast on effect
Clearing up of samples for complicated geological (the contour organism of coal): get 0.05 gram of sample, acid adding, under 150 ℃ of conditions, within interior 12 hours, clear up at the anticorrosion efficient counteracting tank of the present invention (second button), catch up with acid, acid adding is cleared up, again in the anticorrosion efficient counteracting tank of the present invention (second button), carry out clearing up for 12 hours back dissolving with 150 ℃, solution is limpid, bright, is slightly faint yellow, without any residue.
Table 3 samples for complicated geological is cleared up Contrast on effect
Claims (10)
1. the anticorrosion efficient counteracting tank of bayonet socket fast fastening, is characterized in that: comprise shell body, pressure bolt and inner bag, inner bag is placed in shell body, the inner cavity for dress sample of inner bag; Described shell body comprises stainless steel lid (7) and stainless steel lower tank (1), and stainless steel lid (7) is connected by rapid card hair style or propelling slot type interface with stainless steel tank body (1), and Stainless Steel lid (7) is provided with pressure bolt (8);
Described inner bag comprises inner bag upper cover body (5) and inner bag lower tank (4), wherein inner bag upper cover body (5) sealing is plugged in the top of described inner bag lower tank (4), is ellipse or circular by inner bag upper cover body (5) with the axial cross section of the inner described cavity forming of inner bag lower tank (4).
2. by the anticorrosion efficient counteracting tank of bayonet socket fast fastening claimed in claim 1, it is characterized in that: described pressure bolt (8) is provided with torsion socket (8B), by inserting the torsion rod rotational pressure bolt (8) of this torsion socket (8B), inwardly screw in and make inner bag realize pressure seal by bolt thread (8A) and lid screw thread (7C).
3. by the anticorrosion efficient counteracting tank of bayonet socket fast fastening claimed in claim 1, it is characterized in that: described inner bag is connected with the bottom of shell body (1) by T-shaped centering (2), the bottom surface of described shell body is provided with the pilot hole (1A) of accommodating T-shaped centering (2).
4. by the anticorrosion efficient counteracting tank of bayonet socket fast fastening claimed in claim 3, it is characterized in that: the axial cross section of described T-shaped centering (2) is "T"-shaped, the centre of T-shaped centering (2) is offered relief hole (2A) vertically, the top that the less bottom of described T-shaped centering (2) diameter is inserted in steel pad pilot hole (1A), diameter is larger and the sealing bottom surface butt of shell body (1).
5. by the anticorrosion efficient counteracting tank of bayonet socket fast fastening claimed in claim 1, it is characterized in that: the sidewall of described stainless steel tank body (1) is provided with public dop (1D), the sidewall of stainless steel lid (7) is provided with master card head (7A), public dop (1D) is pushed into the public dop of establishing on master card head (7A) and advances groove, master card head (7A) coupling is pushed into the propelling groove (1B) of offering under public dop (1D), the fast fastening master card head (7A) of realizing tank body approximately 120 degree that turn clockwise.
6. by the anticorrosion efficient counteracting tank of bayonet socket fast fastening claimed in claim 1, it is characterized in that: between described inner bag and shell body madial wall, be provided with polytetrafluoro neck bush (3).
7. by the anticorrosion efficient counteracting tank of bayonet socket fast fastening claimed in claim 1, it is characterized in that: between described inner bag upper end and shell body, be provided with polytetrafluoro Upper gasket (6).
8. by claim 1, 2, 4, 5, the anticorrosion efficient counteracting tank of bayonet socket fast fastening described in 6 or 7, it is characterized in that: the upper end sealing of the lower end of described inner bag upper cover body (5) and inner bag lower tank (4) is pegged graft, the lower edge of inner bag upper cover body (5) vertically ecto-entad is provided with pressure tongue (5B) in upper cover body external pressure tongue (5A) and upper cover body successively, in upper cover body external pressure tongue (5A) and upper cover body, press between tongue (5B) and form wedge-shaped slot, in described upper cover body, press the inwall of the inner bag upper cover body (5) in tongue (5B) for covering inner arc surface (5C), this lid inner arc surface (5C) is the cambered surface to fovea superior vertically, the upper end of described inner bag lower tank (4) is provided with inner bag lower tank cone (4C), this cone (4C) is plugged in described upper cover body external pressure tongue (5A) and upper cover body and presses in the wedge-shaped slot between tongue (5B), and the lower end of upper cover body external pressure tongue (5A) is connected to the seam in described inner bag lower tank cone (4C) outside, the madial wall of described inner bag lower tank (4) is cylinder, and the axial cross section of inner bag lower tank (4) inner bottom is along to the cambered surface to recessed, i.e. inner bag upper cover (5) axial cross section composition ellipse or the circle inner with inner bag lower tank (4).
9. by the anticorrosion efficient counteracting tank of bayonet socket fast fastening claimed in claim 8, it is characterized in that: the outside surface of described stainless steel lid (7) and stainless steel tank body (1) is respectively equipped with the anti-skidding straight burr (1C) of realizing tank body acting force.
10. by the anticorrosion efficient counteracting tank of bayonet socket fast fastening claimed in claim 9, it is characterized in that: described stainless steel lid (7), stainless steel tank body (1), T-shaped centering (2) and pressure bolt are Stainless Steel material or other metal materials, all, at surface spraying polytetrafluorethylecoatings coatings, realize metal material antiseptic property.
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| CN201210469949.7A CN103822819A (en) | 2012-11-19 | 2012-11-19 | Anti-corrosion efficient digestion tank with quickly buckled bayonet |
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| CN201210469949.7A CN103822819A (en) | 2012-11-19 | 2012-11-19 | Anti-corrosion efficient digestion tank with quickly buckled bayonet |
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| CN104792605A (en) * | 2015-04-15 | 2015-07-22 | 武汉上谱分析科技有限责任公司 | High-pressure sealing digestion tank |
| CN105136778A (en) * | 2015-08-28 | 2015-12-09 | 中国科学院海洋研究所 | Method for simultaneously determining macroelements in ocean sediments through ICP-OES |
| CN105424434A (en) * | 2015-11-12 | 2016-03-23 | 山东省物化探勘查院 | Method for measuring content of silica by means of low-temperature closed fusion technology |
| CN106018057A (en) * | 2016-08-06 | 2016-10-12 | 济南海能仪器股份有限公司 | Microwave digestion tank |
| CN106092718A (en) * | 2016-08-06 | 2016-11-09 | 济南海能仪器股份有限公司 | High-pressure digestion tank |
| CN106596702A (en) * | 2016-12-27 | 2017-04-26 | 西北大学 | Multi-position sample dissolution device |
| CN109100208A (en) * | 2017-06-20 | 2018-12-28 | 中国石油化工股份有限公司 | High-pressure digestion tank |
| CN111891575A (en) * | 2020-07-24 | 2020-11-06 | 湖南德立安全环保科技有限公司 | High-sealing-performance anti-corrosion storage tank |
| CN116624594A (en) * | 2023-05-05 | 2023-08-22 | 泰安市金水龙金属容器有限公司 | Double-cover pressure container and use method thereof |
| CN117508517A (en) * | 2024-01-04 | 2024-02-06 | 天津瀚海蓝帆海洋科技有限公司 | Corrosion-resistant sealed underwater magnetic load rejection device and production method thereof |
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Application publication date: 20140528 |