CN203203764U - Sealing membrane leakage measuring device suitable for X fluorescence multi-element analyzer - Google Patents
Sealing membrane leakage measuring device suitable for X fluorescence multi-element analyzer Download PDFInfo
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- CN203203764U CN203203764U CN 201320035894 CN201320035894U CN203203764U CN 203203764 U CN203203764 U CN 203203764U CN 201320035894 CN201320035894 CN 201320035894 CN 201320035894 U CN201320035894 U CN 201320035894U CN 203203764 U CN203203764 U CN 203203764U
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Abstract
The utility model relates to a sealing membrane leakage measuring device suitable for an X fluorescence multi-element analyzer. The device adopts a membrane structure, which is configured to be double-layer, to conduct a sealing protection towards an inner space of a detecting cavity. Two copper plates, which are separated by an insulating circle, are installed between an inner membrane and an outer membrane. With the help of a reverse blocking characteristic of a diode and an electrical conductivity of water, whether a conduction caused by a contacting with an ore pulp is formed between the inner copper plate and the outer copper plate is judged, and whether the leakage of the sealing of the outer membrane 4 occurs is further judged. Once the leakage of the outer membrane or a line connection failure is detected, an alarm signal is sent by a relay so that the device is enabled to startup protection measures.
Description
Technical field
The utility model relates to a kind of device of measuring at the seal membrane seepage, relates to the seal membrane seepage measurement mechanism that a kind of X of being suitable for fluorescent multi-element analyser is measured specifically.
Background technology
In the production run of various fields such as China's metallurgy, non-ferrous metal, mine, building materials, the proportioning of various elements plays a part crucial in the raw material to product quality.At present based on patented technology " detect multielement analysis device and method at stream " (patent No.: 200710010105.5) well realized real-time detection to each component content of materials flow at stream X fluorescent multi-element analyser device, carry out chemico-analytic loaded down with trivial details program again after having broken away from hand sampling, improved production efficiency greatly.
Instrument is when measuring ore pulp; detector and radiographic source need be immersed in the ore pulp; in order to protect detector; the way of taking at present is that detector and radiographic source are installed in the detection cavity; surveying the window that cavity has the macromolecule membrane sealing of using wear resistant corrosion resistant, be convenient to the analyzing and testing to ore pulp then.But since use for a long time and ore pulp in the impurity complexity, macromolecule membrane still can be leaked, scratch by mill, even back sealing effectiveness variation produces seepage because the thermal expansivity difference of unlike material causes expanding with heat and contract with cold.
And instrument the time is will survey below the liquid level that the head of cavity is immersed in ore pulp in work, can't in time observe macromolecule membrane by the maintainer of instrument at all whether seepage has taken place, even if cause diaphragm to begin only being the seepage of trace but also can't obtain timely and effective processing, finally make a large amount of ore pulps enter into the detection inside cavity, detector is brought damage.
Summary of the invention
The utility model proposes a kind of device that can carry out the seepage measurement at industry at stream X fluorescent multi-element analyser device in application to seal membrane at having now in stream X fluorescent multi-element analyser device existing defective in application.
The technical scheme that the utility model adopts is:
As shown in Figure 1, cavity shell 3 and front end end cover 1 are made by wear-resisting, corrosion-resistant, quality macromolecular material hard, insulation, front end at cavity shell 3 has window, and be shaped on circular concave station, the concave station bottom of cavity shell 3 has an annular groove, sealing O type circle 13 in being equipped with in the groove, concave station bottom at cavity shell 3 has four screws, in concave station, be equipped with interior diaphragm 8, interior copper coin 7, insulated ring 6, outer copper coin 5, outer membrane 4 from inside to outside successively, be pressed with front end end cover 1 in the outside of cavity shell 3 and outer membrane 4;
Be shaped on round hole in the centre of interior copper coin 7, be shaped on four screws at the edge of interior copper coin 7, wherein the internal diameter of two screws in close interior copper coin 7 centers of circle is bigger 4 millimeters than the internal diameter of cavity shell 1 concave station bottom screw, and the internal diameter of other two screws is identical with the internal diameter of cavity shell 1 concave station bottom screw;
The centre of copper coin 5 is shaped on round hole outside, the edge of copper coin 5 is shaped on four screws outside, wherein the internal diameter of two screws in close outer copper coin 5 centers of circle is identical with the internal diameter of cavity shell 1 concave station bottom screw, and the internal diameter of other two screws is bigger 4 millimeters than the internal diameter of cavity shell 1 concave station bottom screw;
Be shaped on two road annular grooves towards cavity shell 1 one side, sealing O type circle 2 and external seal O type circle 12 before being equipped with respectively in the groove at front end end cover 1;
Bolt A91, bolt B 92, bolt C93, bolt D94 by metal material are fixed together cavity shell 3, interior diaphragm 8, interior copper coin 7, insulated ring 6, outer copper coin 5, outer membrane 4, front end end cover 1, compress and guarantee bolt A91 mutually with interior copper coin 7 conductings but do not contact with outer copper coin 5, bolt B 92 is with outer copper coin 5 conductings but do not contact with interior copper coin 7, bolt C93 is with outer copper coin 5 conductings but do not contact with interior copper coin 7, and bolt D94 is with interior copper coin 7 conductings but do not contact with outer copper coin 5;
Bolt A91 is connected to binding post A111, is pressed with bolt rubber cushion A101 between binding post A111 and cavity shell 3;
Bolt B 92 is connected to binding post B112, is pressed with bolt rubber cushion B102 between binding post B112 and cavity shell 3;
Bolt C93 is connected to binding post C113, is pressed with bolt rubber cushion C103 between binding post C113 and cavity shell 3;
Bolt D94 is connected to post D 114, is pressed with bolt rubber cushion D104 between post D 114 and cavity shell 3;
Binding post A111, binding post B112, binding post C113, post D 114 connect with testing circuit 18 by lead respectively; Be shaped on threaded boss in the rear end of cavity shell 3, be connected with rear end cap 15 by screw thread, between cavity shell 3 and rear end cap 15, seal by back seal gasket 14;
The formation of testing circuit 18 comprises Single Chip Microcomputer (SCM) system, state detection circuit, warning circuit, telegraph circuit.The circuit theory diagrams of testing circuit 18 are as shown in Figure 8: wherein Single Chip Microcomputer (SCM) system mainly is made up of STC12C2052, state detection circuit mainly is made up of light coupling relay and comparer, warning circuit mainly is made up of relay, and telegraph circuit mainly is made up of two diode in series IN4148.
I/O mouth P1.3, the P1.2 of single-chip microcomputer links to each other with reverse control end (D-KGOUT) with the forward control end (D+KGOUT) of state detection circuit respectively for detecting the output terminal of control signal; The P1.1 of single-chip microcomputer is the input end of state detection signal, is connected with comparer output (WIN_IN); The P1.0 of single-chip microcomputer is the output terminal of warning circuit control signal, is connected with the input end (BEEP) of warning circuit; The positive pole 1 of telegraph circuit, positive pole 2, negative pole 1, negative pole 2 are connected with binding post C113, binding post B112, post D 114, binding post A111 respectively.
Principle of the present utility model be utilize diode oppositely by and the electric conductivity of water, judge between outer copper coin 5 and the interior copper coin 7 whether form conducting because touching ore pulp, and then judge whether the sealing of outer membrane 4 seepage takes place.
Concrete detection of the present utility model and application process are:
When detection system was started working, the series diode between the Single Chip Microcomputer (SCM) system meeting external copper coin 5 of state of a control testing circuit and the interior copper coin 7 applied voltage.Under the normal condition, when applying forward voltage, diode is in the forward conduction state, and electric potential difference is less between outer copper coin 5 and the interior copper coin 7; And when applying reverse voltage, diode is in reverse blocking state, and electric potential difference is bigger between outer copper coin 5 and the interior copper coin 7.And when applying forward voltage, if electric potential difference is bigger between outer copper coin 5 and the interior copper coin 7, illustrate that then circuit is in open-circuit condition, namely circuit does not connect; And in case after seepages take place for outer membrane 4, owing to there being the electric conductivity of water to work, even then when applying reverse voltage, the electric potential difference between outer copper coin 5 and the interior copper coin 7 is also less between outer copper coin 5 and the interior copper coin 7.
Single Chip Microcomputer (SCM) system is forward or reverse voltage according to what apply, and the electric potential difference between outer copper coin 5 and the interior copper coin 7 just, can judge whether operate as normal of circuit, and between outer copper coin 5 and the interior copper coin 7 whether the water conducting be arranged.Single Chip Microcomputer (SCM) system is according to judged result, and the disconnection of pilot relay or adhesive start the automatic protection of multi-element analyser.
The beneficial effects of the utility model are: whether this device and method externally diaphragm seepage takes place detects, and can also the connection status of circuit be detected, stopped as if outer membrane generation seepage but situation about can't report to the police because circuit connects fault generation.In addition after outer membrane generation seepage, also have interior diaphragm can continue to protect accurate valuable facilities such as detector in the cavity, radiographic source.And be provided with the rear end cap that can screw off in the cavity rear end, be convenient to the operations such as assembling, debugging to the anterior facility of cavity.
Description of drawings
Fig. 1 is apparatus structure synoptic diagram of the present utility model
Fig. 2 is the structural representation of the front end end cover 1 in the utility model
Fig. 3 is the structural representation of the outer copper coin 5 in the utility model
Fig. 4 is the structural representation of the interior copper coin 7 in the utility model
Fig. 5 is the structural representation of the insulated ring 6 in the utility model
Fig. 6 is the structural representation of the outer membrane 4 in the utility model
Fig. 7 is the structural representation of the interior diaphragm 8 in the utility model
Fig. 8 be in the utility model testing circuit 18 circuit theory diagrams
Fig. 9 is single-chip microcomputer determining program process flow diagram of the present utility model
Among the figure: 1 front end end cover, 2 preceding sealing O type circles, 3 cavity shells, 4 outer membranes, 5 outer copper coins, 6 insulated rings, copper coin in 7,8 interior diaphragms, 12 external seal O type circles, sealing O type circle in 13,14 back seal gaskets, 15 rear end caps, 16 x-ray sources, 17 detectors, 18 testing circuits, 91 bolt A, 92 bolt B, 93 bolt C, 94 bolt D, 101 bolt rubber cushion A, 102 bolt rubber cushion B, 103 bolt rubber cushion C, 104 bolt rubber cushion D, 111 binding post A, 112 binding post B, 113 binding post C, 114 post D.
Embodiment
Be described with reference to the accompanying drawings apparatus structure of the present utility model and using method.
As shown in Figure 1, cavity shell 3 is by wear-resisting, corrosion-resistant, quality is harder, the macromolecular material of insulation is made, front end at cavity shell 3 has window, and be shaped on circular concave station, the concave station bottom of cavity shell 3 has an annular groove, sealing O type circle 13 in being equipped with in the groove, have the screw of four M6 in the concave station bottom of cavity shell 3, in concave station, be equipped with interior diaphragm 8 from inside to outside successively, interior copper coin 7, insulated ring 6, outer copper coin 5, outer membrane 4, interior diaphragm 8, interior copper coin 7, insulated ring 6, outer copper coin 5, the gross thickness of outer membrane 4 is compared interference slightly with the degree of depth of concave station, is pressed with front end end cover 1 in the outside of cavity shell 3 and outer membrane 4;
The structure of interior diaphragm 8 as shown in Figure 7, the external diameter of interior diaphragm 8 equates with cavity shell 1 concave station internal diameter, is shaped on four circular holes at interior diaphragm 8, the internal diameter of four circular holes on the interior diaphragm 8, four screws in position and cavity shell 1 concave station bottom are corresponding;
The structure of interior copper coin 7 as shown in Figure 4, the external diameter of interior copper coin 7 equates with cavity shell 1 concave station internal diameter, is shaped on round hole in the centre of interior copper coin 7, on the interior copper coin 7 circle hole internal diameter, position corresponding with the window of cavity shell 1; Be shaped on four screws at the edge of interior copper coin 7, four screws in the position of four screws and cavity shell 1 concave station bottom are corresponding on the interior copper coin 7, wherein the internal diameter of two screws in close interior copper coin 7 centers of circle is bigger 4 millimeters than the internal diameter of cavity shell 1 concave station bottom screw, and the internal diameter of other two screws is identical with the internal diameter of cavity shell 1 concave station bottom screw;
The macromolecular material that insulated ring 6 adopts insulation and has a certain degree of hardness is made, the structure of insulated ring 6 as shown in Figure 5, the external diameter of insulated ring 6 equates that with cavity shell 1 concave station internal diameter be shaped on round hole at the center of insulated ring 6, the internal diameter in insulated ring 6 center circle holes is bigger 2 ~ 4 millimeters than the window internal diameter of cavity shell 1; Be shaped on four screws at the edge of insulated ring 6, the internal diameter of four screws on the insulated ring 6, four screws in position and cavity shell 1 concave station bottom are corresponding;
The structure of outer copper coin 5 as shown in Figure 3, the external diameter of outer copper coin 5 equates that with cavity shell 1 concave station internal diameter the centre of copper coin 5 is shaped on round hole outside, on the outer copper coin 5 circle hole internal diameter, position corresponding with the window of cavity shell 1; The edge of copper coin 5 is shaped on four screws outside, four screws in the position of four screws and cavity shell 1 concave station bottom are corresponding on the outer copper coin 5, wherein the internal diameter of two screws in close outer copper coin 5 centers of circle is identical with the internal diameter of cavity shell 1 concave station bottom screw, and the internal diameter of other two screws is bigger 4 millimeters than the internal diameter of cavity shell 1 concave station bottom screw;
The structure of outer membrane 4 as shown in Figure 6, the external diameter of outer membrane 4 equates with cavity shell 1 concave station internal diameter, is shaped on four circular holes at outer membrane 4, the internal diameter of four circular holes on the outer membrane 4, four screws in position and cavity shell 1 concave station bottom are corresponding;
Front end end cover 1 is made by wear-resisting, corrosion-resistant, quality macromolecular material hard, insulation, the structure of front end end cover 1 as shown in Figure 2, front end end cover 1 integral body is circular, the external diameter of front end end cover 1 is identical with the external diameter of cavity shell 1, center at front end end cover 1 has window, and the internal diameter of front end end cover 1 center window is identical with the window internal diameter of cavity shell 1; Front end end cover 1 be shaped on four screwed screws that do not penetrate towards cavity shell 1 one side, the internal diameter of four screws, position four screws bottom cavity shell 1 concave station are corresponding on the front end end cover 1; Be shaped on two road annular grooves towards cavity shell 1 one side, sealing O type circle 2 and external seal O type circle 12 before being equipped with respectively in the groove at front end end cover 1;
By bolt A91, bolt B 92, bolt C93, bolt D94 cavity shell 3, interior diaphragm 8, interior copper coin 7, insulated ring 6, outer copper coin 5, outer membrane 4, front end end cover 1 are fixed together, and compress mutually; It is the metal matter bolt of M6 that bolt A91, bolt B 92, bolt C93, bolt D94 all adopt specification, when bolt A91, bolt B 92, bolt C93, bolt D94 with cavity shell 3, interior diaphragm 8, interior copper coin 7, insulated ring 6, outer copper coin 5, outer membrane 4, when front end end cover 1 is fixed together, bolt A91 is with interior copper coin 7 conductings but do not contact with outer copper coin 5, bolt B 92 is with outer copper coin 5 conductings but do not contact with interior copper coin 7, bolt C93 is with outer copper coin 5 conductings but do not contact with interior copper coin 7, and bolt D94 is with interior copper coin 7 conductings but do not contact with outer copper coin 5;
Bolt A91 is connected to binding post A111, is pressed with bolt rubber cushion A101 between binding post A111 and cavity shell 3;
Bolt B 92 is connected to binding post B112, is pressed with bolt rubber cushion B102 between binding post B112 and cavity shell 3;
Bolt C93 is connected to binding post C113, is pressed with bolt rubber cushion C103 between binding post C113 and cavity shell 3;
Bolt D94 is connected to post D 114, is pressed with bolt rubber cushion D104 between post D 114 and cavity shell 3;
Because the effect of interior sealing O type circle 13, preceding sealing O type circle 2, external seal O type circle 12, bolt rubber cushion A101, bolt rubber cushion B102, bolt rubber cushion C103, bolt rubber cushion D104 makes the space between interior diaphragm 8 and the outer membrane 4 be in sealing state;
Be shaped on threaded boss in the rear end of cavity shell 3, be connected with rear end cap 15 by screw thread, between cavity shell 3 and rear end cap 15, seal by back seal gasket 14;
As shown in Figure 8: the formation of testing circuit 18 comprises Single Chip Microcomputer (SCM) system, state detection circuit, warning circuit, telegraph circuit.Wherein Single Chip Microcomputer (SCM) system mainly is made up of STC12C2052, and state detection circuit mainly is made up of light coupling relay and comparer, and warning circuit mainly is made up of relay, and telegraph circuit mainly is made up of two diode in series IN4148.
I/O mouth P1.3, the P1.2 of single-chip microcomputer links to each other with reverse control end (D-KGOUT) with the forward control end (D+KGOUT) of state detection circuit respectively for detecting the output terminal of control signal; The P1.1 of single-chip microcomputer is the input end of state detection signal, is connected with comparer output (WIN_IN); The P1.0 of single-chip microcomputer is the output terminal of warning circuit control signal, is connected with the input end (BEEP) of warning circuit; The positive pole 1 of telegraph circuit, positive pole 2, negative pole 1, negative pole 2 are connected with binding post C113, binding post B112, post D 114, binding post A111 respectively.
Under normal condition, when outer membrane 4 stood intact, interior copper coin 7 did not directly contact with outer copper coin 5; In case after the reason generation seepage that outer membrane 4 scratches because of wearing and tearing, ore pulp can enter into the space between interior diaphragm 8 and the outer membrane 4, contact with outer copper coin 5 with interior copper coin 7 respectively, since the electric conductivity of water, the electric potential difference in can changing between copper coin 7 and the outer copper coin 5.The Single Chip Microcomputer (SCM) system of testing circuit 18 and state detection circuit determine by the judgement of the electric potential difference between internal copper coin 7 and the outer copper coin 5 whether outer membrane 4 seepage takes place, and perhaps whole circuit is in the malfunction of open circuit.
Concrete testing process is forward to be detected and the inverse detection signal condition is judged and the break-make of controlling the warning circuit relay provides failure alarm signal by the Single-chip Controlling program.Control below in conjunction with accompanying drawing 9 explanation trace routines:
After entering system's start-up routine, enter forward and detect the control signal program, single-chip microcomputer output switching value signal, program has entered and has read the comparer output state, and then program enters and judge the comparer output state, when forward control end (D+KGOUT node) is high level, oppositely control end (D-KGOUT node) is low level, Q1 conducting this moment Q2 ends, and diode cathode (DIODE+ node) is received 5 volts, and DR-receives ground.When circuit is intact, diode cathode (DIODE-node) voltage (also being the comparer normal phase input end) should be about 3.8 volts, the positive input voltage is greater than negative input voltage (3.0 volts) comparer output high level, and this moment, the Single-chip Controlling relay was in off-state.When circuit is opened a way, diode cathode (DIODE-node) voltage (also being the comparer normal phase input end) should be about 0, the positive input voltage is judged the circuit open circuit less than negative input voltage (3.0 volts) comparer output low level, and the Single-chip Controlling relay is in closure state.
When entering inverse detection control signal program, single-chip microcomputer output switching value signal, read the comparer output state, when program enters judgement comparer output state, when forward control end (D+KGOUT node) is low level, oppositely control end (D-KGOUT node) be high level, and this moment, Q1 ended the Q2 conducting, diode cathode (DIODE+ node) is received ground, and DR-receives 5 volts.When not touching water, diode cathode (DIODE-node) voltage (also being the comparer normal phase input end) should be about 5 volts, the positive input voltage is greater than negative input voltage (3.0 volts) comparer output high level, the Single-chip Controlling relay is in off-state, and program is returned the initial detecting state.When ore pulp and interior copper coin 7 with outside copper coin 5 when contacting, the positive pole 2 of diode and negative pole 2 are by the water short circuit, diode cathode (DIODE-node) voltage (also being the comparer normal phase input end) should be slightly larger than 0 volt, the positive input voltage is less than negative input voltage (3.0 volts) comparer output low level, judge that seepage takes place outer membrane 4, the Single-chip Controlling relay is in closure state.
If relay is in off-state, illustrate that then the circuit of outer membrane 4 and pick-up unit is in normal condition, instrument can continue ore pulp is measured; When relay is in attracting state, illustrate that then the circuit that seepage or pick-up unit take place outer membrane 4 is in malfunction, the corresponding startup self-protection of instrument measure will be surveyed cavity and be lifted out ore pulp, and detector is protected.
Application example:
Front end end cover 1, cavity shell 3, insulated ring 6 adopt the teflon material to make;
The window internal diameter of cavity shell 3 is 150 millimeters;
The thickness of outer copper coin 5 and interior copper coin 7 is 1 millimeter;
The internal diameter in insulated ring 6 center circle holes is 152 millimeters.
Claims (1)
1. seal membrane seepage measurement mechanism that is suitable for the X fluorescent multi-element analyser is characterized in that:
Cavity shell (3) and front end end cover (1) are by wear-resisting, corrosion-resistant, quality is harder, the macromolecular material of insulation is made, front end at cavity shell (3) has window, and be shaped on circular concave station, the concave station bottom of cavity shell 3 has an annular groove, sealing O type circle (13) in being equipped with in the groove, concave station bottom at cavity shell (3) has four screws, in concave station, be equipped with interior diaphragm (8) from inside to outside successively, interior copper coin (7), insulated ring (6), outer copper coin (5), outer membrane (4) is pressed with front end end cover (1) in the outside of cavity shell (3) and outer membrane (4);
Centre at interior copper coin (7) is shaped on round hole, be shaped on four screws at the edge of interior copper coin (7), wherein the internal diameter of two screws in close interior copper coin (7) center of circle is bigger 4 millimeters than the internal diameter of cavity shell (1) concave station bottom screw, and the internal diameter of other two screws is identical with the internal diameter of cavity shell (1) concave station bottom screw;
The centre of copper coin (5) is shaped on round hole outside, the edge of copper coin (5) is shaped on four screws outside, wherein the internal diameter of two screws in close outer copper coin (5) center of circle is identical with the internal diameter of cavity shell (1) concave station bottom screw, and the internal diameter of other two screws is bigger 4 millimeters than the internal diameter of cavity shell (1) concave station bottom screw;
Be shaped on two road annular grooves towards cavity shell (3) one side, sealing O type circle (2) and external seal O type circle (12) before being equipped with respectively in the groove at front end end cover (1);
Bolt A(91 by metal material), bolt B (92), bolt C(93), bolt D(94) with cavity shell (3), interior diaphragm (8), interior copper coin (7), insulated ring (6), outer copper coin (5), outer membrane (4), front end end cover (1) is fixed together, compress and guarantee bolt A(91 mutually) with (7) conducting of interior copper coin but do not contact with outer copper coin (5), bolt B (92) is with (5) conducting of outer copper coin but do not contact with interior copper coin (7), bolt C(93) with (5) conducting of outer copper coin but do not contact bolt D(94 with interior copper coin (7)) with (7) conducting of interior copper coin but do not contact with outer copper coin (5);
Bolt A(91) be connected to binding post A(111), at binding post A(111) and cavity shell (3) between be pressed with bolt rubber cushion A(101);
Bolt B (92) is connected to binding post B(112), at binding post B(112) and cavity shell (3) between be pressed with bolt rubber cushion B(102);
Bolt C(93) be connected to binding post C(113), at binding post C(113) and cavity shell (3) between be pressed with bolt rubber cushion C(103);
Bolt D(94) is connected to post D (114), between post D (114) and cavity shell (3), is pressed with bolt rubber cushion D(104);
Binding post A(111), binding post C(113 binding post B(112)), post D (114) connects with testing circuit (18) by lead respectively; Rear end at cavity shell (3) is shaped on threaded boss, is connected with rear end cap (15) by screw thread, seals by back seal gasket (14) between cavity shell (3) and rear end cap (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320035894 CN203203764U (en) | 2013-01-24 | 2013-01-24 | Sealing membrane leakage measuring device suitable for X fluorescence multi-element analyzer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320035894 CN203203764U (en) | 2013-01-24 | 2013-01-24 | Sealing membrane leakage measuring device suitable for X fluorescence multi-element analyzer |
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| Publication Number | Publication Date |
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| CN203203764U true CN203203764U (en) | 2013-09-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201320035894 Expired - Fee Related CN203203764U (en) | 2013-01-24 | 2013-01-24 | Sealing membrane leakage measuring device suitable for X fluorescence multi-element analyzer |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103148996A (en) * | 2013-01-24 | 2013-06-12 | 丹东东方测控技术有限公司 | Sealing film piece leakage measuring device suitable for X fluorescence multi-element analysis meter and method |
| CN105806571A (en) * | 2016-05-20 | 2016-07-27 | 斯丹德汽车系统（苏州）有限公司 | Car-mounted fuel system leakage detecting module and detecting method thereof |
-
2013
- 2013-01-24 CN CN 201320035894 patent/CN203203764U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103148996A (en) * | 2013-01-24 | 2013-06-12 | 丹东东方测控技术有限公司 | Sealing film piece leakage measuring device suitable for X fluorescence multi-element analysis meter and method |
| CN103148996B (en) * | 2013-01-24 | 2015-03-04 | 丹东东方测控技术股份有限公司 | Sealing film piece leakage measuring device suitable for X fluorescence multi-element analysis meter and method |
| CN105806571A (en) * | 2016-05-20 | 2016-07-27 | 斯丹德汽车系统（苏州）有限公司 | Car-mounted fuel system leakage detecting module and detecting method thereof |
| CN105806571B (en) * | 2016-05-20 | 2019-03-08 | 斯丹德汽车系统（苏州）有限公司 | Vehicle-mounted fuel systems leak detection module and its detection method |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130918 Termination date: 20140124 |