CN205192987U - Spectral analysis appearance specimen cup subassembly - Google Patents
Spectral analysis appearance specimen cup subassembly Download PDFInfo
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- CN205192987U CN205192987U CN201520710385.0U CN201520710385U CN205192987U CN 205192987 U CN205192987 U CN 205192987U CN 201520710385 U CN201520710385 U CN 201520710385U CN 205192987 U CN205192987 U CN 205192987U
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- pedestal
- sample cup
- grip block
- putting hole
- clamping device
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Abstract
The utility model discloses a spectral analysis appearance specimen cup subassembly, including vacuum pedestal, specimen cup clamping device and specimen cup, the vacuum pedestal has the vacuum cavity, specimen cup clamping device includes pedestal and fixture, and the pedestal is installed on the pedestal of vacuum, is equipped with the hole of placing that is used for placing the specimen cup on the pedestal, places the hole and communicates with each other with the vacuum cavity, in the fixture disposed on pedestal or on the pedestal, be equipped with the card portion of putting that supplies the fixture card to put on the specimen cup, be equipped with sealing device between specimen cup and the pedestal. This structure can prevent that the specimen cup from taking place to remove in placing the hole, improve the sealing performance between specimen cup and the pedestal, the vacuum of better guaranteed vacuum intracavity.
Description
Technical field
The utility model relates to spectroanalysis instrument, especially spectroanalysis instrument sample cup assembly.
Background technology
The atom of any element all forms by atomic nucleus with around the electronics of nuclear motion, and extranuclear electron forms different energy levels by the height layer distributed of its energy, and therefore, an atomic nucleus can have multiple energy state.The energy state of minimum energy is called ground state level, and all the other energy levels are called excited level, and the excited state of minimum energy is then called first excited state.Under normal circumstances, atom is in ground state, and extranulear electron is at the moving on rails of respective minimum energy.If by certain outside energy as luminous energy is supplied to this ground state atom, when ambient light ENERGY E equals the energy level difference in this ground state atom between ground state and a certain higher energy level just
△during E, this atom will absorb the light of this characteristic wavelength, and outer-shell electron to corresponding excited state, forms atomic absorption spectrum by ground state transition.Electronic transition to higher energy level is in excited state later, but excited state electronics is unstable, after a short period, excited state electronics will return ground state or other lower level, and the energy absorbed during electronic transition is discharged in the form of light, this process forms atomic emission spectrum.Visible atomic absorption spectrum process radiation-absorbing energy, atomic emission spectrum process is release of radiation energy then.
The analysis principle of x-ray fluorescence spectrometry instrument is: light source launches simple X-ray, this radiation exposure sample, the corresponding energy of Atomic absorption of element to be measured forms excited state, outer-shell electron is to the transition of low-lying level electronic shell, launch secondary X-ray, i.e. x-ray fluorescence, to release energy simultaneously, detected the intensity of x-ray fluorescence by detector, and then try to achieve the content of element to be measured.
Existing x-ray fluorescence spectrometry instrument is placed in vacuum chamber by sample, is then evacuated by vacuum chamber, detected the composition in sample by X-ray and detector.As at application number be 201320411650.X patent documentation in disclose a kind of ray fluorescence spectrometer, it comprises sample cavity and analysis cavity, when analyzing sample, sample cavity and vacuum chamber are all located under vacuum conditions, and this mode is suitable for the test of solid sample, if be placed in vacuum chamber by sample that is liquid or powdered form, then liquid state is easy to volatilization, easily there is suspended state in powdered form, therefore, and the result of meeting impact analysis.
For above-mentioned technical matters, inventor has invented a kind of x-ray fluorescence spectrometry instrument, also Chinese patent has been applied for for this technology, its application number was 201410781659.5 applyings date is 2014.12.16, the technological means of case and vacuum chamber being separated is disclosed in this patent documentation, oil sealing sealing device is provided with between case and vacuum cavity seat, in use, directly the lower end of case is inserted in putting hole, oil sealing is utilized to seal, this structure, accommodating device easily occurs laterally and vertical movement in putting hole, cause the sealing property of case and vacuum cavity seat bad, be difficult to allow the vacuum chamber of vacuum cavity seat reach the vacuum tightness of needs.
Summary of the invention
In order to prevent sample cup to be moved in putting hole, improve the sealing property between sample cup and pedestal, better ensure the vacuum tightness in vacuum chamber, the utility model provides a kind of spectroanalysis instrument sample cup assembly.
For achieving the above object, spectroanalysis instrument sample cup assembly, comprises vacuum pedestal, sample cup clamping device and sample cup; Vacuum pedestal has vacuum chamber; Sample cup clamping device comprises pedestal and clamping device, and pedestal is arranged on vacuum pedestal, and pedestal is provided with the putting hole for placing sample cup, and putting hole communicates with vacuum chamber, and clamping device is located in pedestal or on pedestal; Sample cup is provided with the fastening part for clamping device holding; Packoff is provided with between sample cup and pedestal.
Said structure, owing to being provided with clamping device, sample cup is provided with fastening part, when sample cup is placed into after in putting hole, under the effect of clamping device and fastening part, sample cup is less likely to occur mobile in putting hole, like this, not only sample cup is not easy to depart from from pedestal, the more important thing is that sample cup is not when moving, the sealing property of original packoff can be kept, therefore, good seal performance between sample cup and pedestal, can better ensure the vacuum tightness in vacuum chamber.
Further, be provided with accommodating cavity in pedestal, clamping device is arranged in accommodating cavity; Described clamping device comprises more than one clamp assemblies, described clamp assemblies comprises slide, the grip block be slidably arranged on slide, be located at return unit between grip block and pedestal and drive the driving mechanism of grip block, slide is fixed on pedestal, and being positioned at accommodating cavity, one end of grip block is facing to putting hole.The principle of work of above-mentioned clamp assemblies is: when driving mechanism does not give grip block driving force, grip block under the effect of return unit holding all the time on fastening part, clamping is positioned to sample, as will sample cup be installed, first the power utilizing driving mechanism to drive grip block to overcome return unit is moved away from putting hole, then be placed in putting hole by sample cup, unclamp driving mechanism, grip block is clamped on fastening part under the effect of return unit.As dismantled sample cup, the power first utilizing driving mechanism to drive grip block to overcome return unit is moved away from putting hole, allows grip block depart from fastening part, is then taken out in putting hole by sample cup.Therefore, utilize the clamp assemblies of this structure, pick and place sample cup convenient, and the clamping of sample cup is reliable, improve the sealing property of sample cup and pedestal further.
Further, the both sides being positioned at putting hole in pedestal are respectively equipped with clamp assemblies, like this, make clamping device even to the holding force of sample cup, make the contact of sample cup and packoff even, make the good seal performance of sample cup and pedestal.
Further, slide is provided with limit sliding chutes, grip block is provided with guide and limit bar, one end of guide and limit bar extend in limit sliding chutes.This structure, can have guide effect to the motion of grip block by gag lever post and limit sliding chutes on the one hand, and have spacing effect.
Further, grip block is provided with driver slot; Described driving mechanism comprises connecting rod and driving lever, and the middle part of connecting rod is articulated on slide, and one end of connecting rod extend in driver slot, and driving lever is located at the other end of connecting rod, and pedestal is stretched out in one end of driving lever.Said structure, structure is simple, easy for installation, drives the good reliability of grip block motion.
Further, pedestal being provided with the cover plate for blocking accommodating cavity, being on the cover board provided with the through hole corresponding to putting hole, the position on the cover board corresponding to driving lever is provided with waist type groove, waist type groove is stretched out in one end of driving lever, and the position that driving lever corresponds to waist type groove is provided with shutter.By arranging cover plate, the effect of protection clamp assemblies can be played, having to allow driving lever and certain stirring space, be then provided with waist type groove, but the dust in the external world, water etc. easily entering in accommodating cavity through waist type groove, therefore, are provided with shutter.
Further, described return unit is spring.
Further, described fastening part is be located at the draw-in groove on sample cup outer wall, and grip block faces toward one end energy holding of putting hole in draw-in groove, makes structure simple, easy to process.
Further, the lower limb of grip block near putting hole one end has inclined-plane, and the outer side bottom surface edge of clamping groove has inclined-plane.This structure, when sample cup is placed into after in putting hole, the inclined-plane of the inclined-plane on grip block and clamping groove outer side bottom surface interacts, when grip block moves near putting hole direction gradually, then the contact of sample cup and packoff is more tight, further increases sealing property.
Further, described pedestal comprises installing plate and load bearing seat; There is in installing plate described accommodating cavity; Load bearing seat is fixed on the bottom of installing plate, putting hole is arranged on load bearing seat, the bottom being positioned at putting hole at load bearing seat is provided with carrying flange, and the bottom of sample cup carries by carrying flange, and described packoff is be located at the vaccum seal ring between sample cup and carrying flange.The convenient manufacture of this structure, installation and removal pedestal.
Accompanying drawing explanation
Fig. 1 is the stereographic map of spectroanalysis instrument.
Fig. 2 is the constitutional diagram of spectroanalysis instrument case lid when opening.
Fig. 3 is the schematic diagram removing spectroanalysis instrument after casing and case lid.
Fig. 4 is for removing another visual angle schematic diagram of spectroanalysis instrument after casing and case lid.
Fig. 5 is for removing another visual angle schematic diagram of spectroanalysis instrument after casing and case lid.
Fig. 6 is the stereographic map of spectroanalysis instrument sample cup assembly.
Fig. 7 is the exploded view of spectroanalysis instrument sample cup assembly.
Fig. 8 is the cut-open view of spectroanalysis instrument sample cup assembly.
Fig. 9 is the schematic diagram of clamping device.
Figure 10 is the schematic diagram of load bearing seat.
Figure 11 is the schematic diagram of installing plate.
Figure 12 is the schematic diagram of clamp assemblies.
Figure 13 is the exploded view of clamp assemblies.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is further elaborated.
As depicted in figs. 1 and 2, spectroanalysis instrument comprises casing 100 and case lid 200.The bottom surface of casing 100 has depressed part 101; Described case lid 200 is hinged on casing 100, and when case lid 200 covers on casing 100, case lid 200 is positioned at depressed part 101.
As shown in Figures 3 to 5, in casing 100, be provided with analytical equipment, described analytical equipment comprises spectroanalysis instrument sample cup assembly 1, ray tube unit 2 and detector cells 3.
As shown in Figure 6 to 8, spectroanalysis instrument sample cup assembly 1 comprises vacuum pedestal 4, sample cup clamping device 5 and sample cup 6.
As shown in Figure 7, described vacuum pedestal 4 comprises lower base 41 and from the outward extending flange connector 42 of lower base 41 coboundary, described lower base 41 is made up of base plate, front side board, back side panel, left plate and right plate, and wherein right plate is bottom-up outward-dipping.Described vacuum pedestal 4 has the vacuum chamber 43 of upper opening.The first seal groove 421, first seal groove 421 is provided with for accommodating first O-ring seal at the upper surface of flange connector 42.
As shown in Figure 7 to 9, described sample cup clamping device 5 comprises pedestal 51 and clamping device 52.
As shown in Figure 7 and Figure 8, described pedestal 51 comprises installing plate 511 and load bearing seat 512; As shown in figure 11, there is in installing plate 511 accommodating cavity 5111, accommodating cavity 5111 is for accommodating clamping device 52, the through installing plate 511 in middle part of accommodating cavity 5111 forms through hole, be convenient to allow the lower end of sample cup 6 be deep in putting hole 5122 through through hole on the one hand, convenient through slide 521 on the other hand; Installing plate 511 has cover plate downwards from end face cavity 5112 is installed, cover plate is installed in cavity 5112 and is provided with the cover plate 53 be fixed on installing plate 511, as shown in Figure 8, cover plate 53 shelters from accommodating cavity 5111, as shown in Figure 7, cover plate 53 is provided with the through hole 531 corresponding to through hole, and the position that cover plate 53 corresponds to driving lever is provided with waist type groove 532; Load bearing seat 512 is fixed by screws in the bottom of installing plate 511, as shown in Figure 10, be provided with the 4th seal groove the 5121, four seal groove 5121 for accommodating 4th O-ring seal at the upper surface of load bearing seat 512, installing plate 511 is sealed by the 4th O-ring seal with load bearing seat 512; Putting hole 5122 is provided with at the middle part of load bearing seat 512, putting hole communicates with vacuum chamber 43, the bottom being positioned at putting hole 5122 at load bearing seat 512 is provided with carrying flange 5123, carrying flange 5123 is provided with vacuum-sealing groove 5124, in vacuum-sealing groove 5124, be provided with packoff, described packoff is vaccum seal ring 513.The both sides that load bearing seat 512 is positioned at putting hole are respectively equipped with downward depressed part 5125.
Described installing plate 511 is fixed by screws on flange connector 42, load bearing seat 512 is positioned at vacuum chamber 43, installing plate 511 contacts with the first O-ring seal, along with fastening to installing plate 511 of screw, under the effect of the first O-ring seal, make the sealing property between installing plate 511 and flange connector 42 better.
As Fig. 7,9, shown in 12 and 13, clamping device 52 comprises more than one clamp assemblies 52a, and in the present embodiment, clamp assemblies 52a is two, lays respectively at the both sides of putting hole.Described clamp assemblies 52a comprises slide 521, grip block 522, return unit 523 and drives the driving mechanism 524 of grip block.
As Fig. 7,9, shown in 12 and 13, slide 521 has chute 5211, the groove 5212 communicated with chute 5211 is provided with in the side of slide 521, the limit sliding chutes 5213 communicated with chute 5211 is provided with at the top of slide 521, the lower end of slide 521 is along for accommodation in the depressed part of correspondence, and by screw, slide 521 and load bearing seat are fixed, slide 521 is through through hole.
As Fig. 7,9, shown in 12 and 13, what grip block 522 slided is located in chute 5211, utilizes the motion of chute 5211 pairs of grip blocks 522 to lead, makes the displacement accuracy of grip block 522 high, motion is more smoothly; Grip block 522 is provided with guide and limit bar (not shown), one end of guide and limit bar extend in limit sliding chutes 5213, when grip block 522 slides in chute 5211, limit sliding chutes has guiding and spacing effect to guide and limit bar, thus has guiding and spacing effect to the motion of grip block 522; One end of grip block 522 is facing to putting hole 5122, and allow the holding of grip block 522 energy in fastening part, grip block 522 is the circular arc type corresponding with sample cup shape near one end of putting hole, and the lower limb of grip block 522 near putting hole 5122 one end has inclined-plane; Grip block 522 has driver slot 5221.One end away from putting hole on grip block is provided with pilot hole.
As Fig. 7,9, shown in 12 and 13, described return unit is spring, and one end of spring extend in pilot hole, utilizes pilot hole to position spring, prevent spring from departing from grip block 522, the other end of spring contacts with installing plate 511.
As Fig. 7,9, shown in 12 and 13, described driving mechanism 524 comprises connecting rod 5241 and driving lever 5242, the middle part of connecting rod 5241 is articulated on slide 521, one end of connecting rod 5241 extend in driver slot 5221 through groove 5212, driving lever 5242 is located at the other end of connecting rod 5241, and cover plate 53 is stretched out through waist type groove 532 in one end of driving lever 5242.After clamping device 52 installs, the part of slide 521, grip block 522, return unit 523 and connecting rod have cover plate 53 to block completely, play the effect of protection clamping device 52; Because driving lever 5242 needs certain space, therefore, driving lever 5242 can move in waist type groove 532, in order to play better waterproof and dustproof effect, driving lever 5242 corresponds to waist type groove 532 and is provided with shutter 525.
Be provided with first in the bottom of lower base 41 and stretch into hole, right plate is provided with second and stretches into hole.
As shown in Figures 3 to 5, described ray tube unit 2 comprises X-RAY ray tube 21, collimating apparatus 22 and flange 23.Flange 23 is fixed on the bottom of lower base 41, and X-RAY ray tube 21 is fixed on flange 23, and the light that X-RAY ray tube occurs penetrates vertically upward; Collimating apparatus 22 stretches into hole through first and extend in vacuum chamber.
As shown in Figures 3 to 5, described detector cells 3 comprises detector 31, detector fixed head 32, detector fixed head supporting seat 33, detector O-ring seal pressing plate 34, detector O-ring seal and detector radome 35.The detecting head of detector 31 stretches into hole through second and extend in vacuum chamber 43, because right plate is obliquely installed, like this, is convenient to detector 31 to tilt to be fixed on lower base.Detector fixed head 32 is fixed on detector 31, and detector fixed head supporting seat 33 is fixed on detector fixed head 32, so that be fixed on casing 100 by detector 31.Detector O-ring seal pressing plate 34 is fixed on right plate, and detector O-ring seal is located between right plate and detector O-ring seal pressing plate 34, to improve sealing property.Detector radome 35 is located at outside detector 31, to external radiation when preventing detector from working, plays the effect of protection.
As shown in Figure 6 to 8, sample cup comprises cup 61, bowl cover 62, glass holder 63 and light-transmissive film (not shown).Cup 61 has sample cavity 611, and the bottom of cup 61 has the through hole communicated with sample cavity 611; The top of cup 61 has outward extending first flange 612, is provided with the second seal groove 613 at the upper surface of the first flange 612.Described bowl cover 62 comprises lid 621 and clip 622; The bottom of lid 62 is provided with draw-in groove; Clip 622 is located in draw-in groove 6211, and is fixed by screw; Clip 622 comprises the buckle 6221 that set collar and self-retaining ring inwall extend internally, and the upper surface of buckle 6221 is inclined-plane.The top edge of described glass holder 63 is provided with the second outside flange 631, and the second flange 631 is provided with the groove 6311 consistent with buckle quantity; The outer wall of glass holder 63 is provided with fastening part 632, and fastening part 632 is draw-in groove, and draw-in groove outer side bottom surface edge has inclined-plane.The 3rd seal groove 633 is provided with at the upper surface of the second flange 631.Holding is provided with to the second O-ring seal 64 in the second seal groove 613 between lid 621 and the first flange 612; Three O-ring seal 65 of holding to the 3rd seal groove 633 is provided with, to improve sealing property between the first flange 612 and the second flange 631.Described light-transmissive film is located at the bottom of cup and upwards turns down, and is clamped by glass holder 63, prevents light-transmissive film from departing from cup 61.
When using this sample cup, first light-transmissive film is enclosed within the bottom of cup 61, then the 3rd O-ring seal 65 is enclosed within cup 61, then glass holder 63 is enclosed within cup 61, utilize the second flange 631 of glass holder 63 to promote the 3rd O-ring seal 65, allow the 3rd O-ring seal 65 between the first flange 612 and the second flange 631, then, liquid state or powdered sample are encased in cup 61, finally cover bowl cover 62 to cover, its process is: by buckle 6221 facing to groove 6311, downward for bowl cover 62 straightening is passed groove 6311 to buckle 6221, then bowl cover 62 is rotated, under the effect of buckle 6221 and the second flange 631, bowl cover is latched on glass holder, when rotating bowl cover 62, upper surface due to buckle 6221 is inclined-plane, therefore, along with the anglec of rotation increases, bowl cover 62 contacts tightr with the second O-ring seal 64, thus improve sealing property, the process of dismounting is contrary, like this, not only convenient cap bowl cover 62, and bowl cover 62 for convenience detach, simultaneously under the effect of the second O-ring seal, the good seal performance of bowl cover 62 and cup 61, sample cavity is allowed to be isolated from the outside.Certainly, bowl cover and glass holder also can be threaded connection.
When after the assembling completing sample cup, can sample cup 6 be assembled on clamping device 5, concrete process is: pull driving lever 5242 laterally, the moving displacement of driving lever 5242 limits by waist type groove 532, driving lever 5242 drivening rod 5241 swings, the elastic force that one end of connecting rod 5241 drives grip block 522 to overcome spring in chute 5211 by driver slot 5221 moves to principle putting hole 5122 direction, then the lower end of sample cup 6 is inserted in putting hole 5122, when draw-in groove and grip block 522 in radial directions position to timing, unclamp driving lever 5242, grip block 522 is allowed to reset under the elastic force effect of spring, allow grip block 522 holding in draw-in groove, grip block 522 is in reseting procedure, due to grip block having inclined-plane, edge has inclined-plane to draw-in groove outer side bottom surface, under the effect on two inclined-planes, sample cup 6 slightly moves downward, glass holder 63 is allowed to contact with vaccum seal ring 513 more tight, make the good seal performance of sample cup 6 and pedestal.After sample cup 6 assembles, carrying flange 5123 carries sample cup 6.
The analysis principle of said structure spectroanalysis instrument is: be placed in putting hole 5122 by the above-mentioned sample cup assembled, and now, sample cavity 611 is confined space; Allow collimating apparatus 22 can be irradiated to light-transmissive film by vacuum chamber 43; Then vacuum chamber 43 is evacuated, utilizes ray tube unit 2 and detector cells 3 to analyze sample.By arranging light-transmissive film, the light-transmissive light-transmissive film of ray tube unit 2 can be irradiated on sample, can be analyzed by detector cells 3 to sample; When analyzing sample, sample is not in vacuum chamber, so just can prevent liquid sample from volatilizing or the suspension of powdered form sample, improve the degree of accuracy of analysis; In addition, although vacuum chamber 43 has negative pressure, light-transmissive film is made to subject certain negative pressure, but the sample cup due to splendid attire sample is closed chamber, it is not by the impact of external atmosphere pressure, therefore, the pressure differential of light-transmissive film both sides is little, and light-transmissive film is not easy to break, and makes the analysis of sample more reliable.
For structure of the present utility model, owing to being provided with clamping device 52, sample cup 6 is provided with fastening part, when sample cup 6 is placed into after in putting hole 5122, under the effect of clamping device 52 and fastening part, sample cup 6 is less likely to occur mobile in putting hole 5122, like this, not only sample cup 6 is not easy to depart from from pedestal, the more important thing is that sample cup 6 is not when moving, the sealing property of original packoff can be kept, therefore, good seal performance between sample cup 6 and pedestal, can better ensure the vacuum tightness in vacuum chamber.
Claims (10)
1. spectroanalysis instrument sample cup assembly, is characterized in that: comprise vacuum pedestal, sample cup clamping device and sample cup; Vacuum pedestal has vacuum chamber; Sample cup clamping device comprises pedestal and clamping device, and pedestal is arranged on vacuum pedestal, and pedestal is provided with the putting hole for placing sample cup, and putting hole communicates with vacuum chamber, and clamping device is located in pedestal or on pedestal; Sample cup is provided with the fastening part for clamping device holding; Packoff is provided with between sample cup and pedestal.
2. spectroanalysis instrument sample cup assembly according to claim 1, it is characterized in that: be provided with accommodating cavity in pedestal, clamping device is arranged in accommodating cavity; Described clamping device comprises more than one clamp assemblies, described clamp assemblies comprises slide, the grip block be slidably arranged on slide, be located at return unit between grip block and pedestal and drive the driving mechanism of grip block, slide is fixed on pedestal, and being positioned at accommodating cavity, one end of grip block is facing to putting hole.
3. spectroanalysis instrument sample cup assembly according to claim 2, is characterized in that: the both sides being positioned at putting hole in pedestal are respectively equipped with clamp assemblies.
4. spectroanalysis instrument sample cup assembly according to claim 2, is characterized in that: on slide, be provided with limit sliding chutes, and grip block is provided with guide and limit bar, and one end of guide and limit bar extend in limit sliding chutes.
5. spectroanalysis instrument sample cup assembly according to claim 2, is characterized in that: on grip block, be provided with driver slot; Described driving mechanism comprises connecting rod and driving lever, and the middle part of connecting rod is articulated on slide, and one end of connecting rod extend in driver slot, and driving lever is located at the other end of connecting rod, and pedestal is stretched out in one end of driving lever.
6. spectroanalysis instrument sample cup assembly according to claim 5, it is characterized in that: on pedestal, be provided with the cover plate for blocking accommodating cavity, on the cover board be provided with the through hole corresponding to putting hole, the position on the cover board corresponding to driving lever is provided with waist type groove, waist type groove is stretched out in one end of driving lever, and the position that driving lever corresponds to waist type groove is provided with shutter.
7. spectroanalysis instrument sample cup assembly according to claim 2, is characterized in that: described return unit is spring.
8. spectroanalysis instrument sample cup assembly according to claim 2, is characterized in that: described fastening part is be located at the draw-in groove on sample cup outer wall, and grip block faces toward one end energy holding of putting hole in draw-in groove.
9. spectroanalysis instrument sample cup assembly according to claim 8, it is characterized in that: the lower limb of grip block near putting hole one end has inclined-plane, the outer side bottom surface edge of clamping groove has inclined-plane.
10. spectroanalysis instrument sample cup assembly according to claim 2, is characterized in that: described pedestal comprises installing plate and load bearing seat; There is in installing plate described accommodating cavity; Load bearing seat is fixed on the bottom of installing plate, putting hole is arranged on load bearing seat, the bottom being positioned at putting hole at load bearing seat is provided with carrying flange, and the bottom of sample cup carries by carrying flange, and described packoff is be located at the vaccum seal ring between sample cup and carrying flange.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520710385.0U CN205192987U (en) | 2015-09-11 | 2015-09-11 | Spectral analysis appearance specimen cup subassembly |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520710385.0U CN205192987U (en) | 2015-09-11 | 2015-09-11 | Spectral analysis appearance specimen cup subassembly |
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| CN205192987U true CN205192987U (en) | 2016-04-27 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114935581A (en) * | 2022-07-26 | 2022-08-23 | 深圳市科誉仪器有限公司 | Automatic change intelligent integral type X ray fluorescence spectrum appearance |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114935581A (en) * | 2022-07-26 | 2022-08-23 | 深圳市科誉仪器有限公司 | Automatic change intelligent integral type X ray fluorescence spectrum appearance |
| CN114935581B (en) * | 2022-07-26 | 2023-01-17 | 深圳市科誉仪器有限公司 | Automatic change intelligent integral type X ray fluorescence spectrum appearance |
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