CN207825176U - A kind of cement protecting box - Google Patents
A kind of cement protecting box Download PDFInfo
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- CN207825176U CN207825176U CN201820173396.3U CN201820173396U CN207825176U CN 207825176 U CN207825176 U CN 207825176U CN 201820173396 U CN201820173396 U CN 201820173396U CN 207825176 U CN207825176 U CN 207825176U
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- door
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Abstract
The utility model is related to a kind of cement protecting box, when solving the cement briquette for being commonly in and picking and placeing in cement protecting box, to being not up to the problem of culture annular of cement briquette of cultivation cycle impacts, its key points of the technical solution are that, including：Babinet；Chamber door for opening the babinet；The babinet is divided into the partition board of several chambers；It is several be slidably connected to the chamber door, be respectively used to open and close the promotion door of the chamber；Bearing assembly being slidably connected to the cabinet wall, being carried for cement briquette；It is assemblied in the babinet side, partial turn for driving the bearing assembly to carry the cement briquette drive component；It is assemblied in the abutting component of the cabinet wall；And into line-locked locked component when turning off or on the promotion door, to the promotion door, achieving the purpose that reduce external environment when picking and placeing cement briquette influences care environments in babinet.
Description
Technical field
The utility model is related to cement detection device technical field, more particularly to a kind of cement protecting box.
Background technology
Cement protecting box is suitable for manufacture of cement and building trade, is common during being detected to cement products
A kind of equipment mainly passes through the care environments of established standards（Temperature standard be 20 ± 2 DEG C, relative humidity standard be 95% with
On）, molding cement briquette is put into curing box, and keep case homeostasis, with detect cement briquette conserve 3 days and
Intensity after 28 days.
However when being conserved to cement briquette, needs opening chamber door to pick and place part of cement test block, just make
Space in babinet is in contact with exterior space, to affect the care environments in curing box, and then influences not up to cultivate
The testing result of the cement briquette intensity in period, so have much room for improvement.
Utility model content
The purpose of this utility model is to provide a kind of cement protecting box, can reduce external environment pair when picking and placeing cement briquette
The not up to influence of the care environments of the cement briquette of cultivation cycle in babinet.
The above-mentioned technical purpose of the utility model technical scheme is that：A kind of cement protecting box,
Including：Babinet；Chamber door for opening the babinet；The babinet is divided into the partition board of several chambers；It is several to be slidably connected
In the chamber door, be respectively used to open and close the promotion door of the chamber；Be slidably connected to the cabinet wall, for cement briquette
The bearing assembly of carrying；Be assemblied in the babinet side, for driving the bearing assembly to carry the portion of the cement briquette
Divide the drive component of rotation；Be assemblied in the cabinet wall, it is playing the role of carrying to bearing assembly, the promotion door close
When closing the chamber, the promotion door push the bearing assembly, so that the bearing assembly is connected to the driving component
Abut component；And into line-locked locked component when turning off or on the promotion door, to the promotion door.
By using above-mentioned technical proposal, multiple chambers can be conserved for the cement briquette of different cultivation cycles, and
When picking and placeing cement briquette, it is only necessary to pushing up makes the promotion door of the chamber bearing assembly to be slided along the inner wall of babinet, into
And convenient for picking and placeing cement briquette on bearing assembly, locked component will push door lock to be scheduled on case when pushing door to be turned on and off
Men Shang, and convenient for manually bearing assembly is extracted out or is put into, and under the impetus for pushing door, bearing assembly and drive component
It abuts against, so that under the action of drive component, bearing assembly drives cement briquette to be rotated in chamber so that in chamber
The cement briquette surrounding enviroment placed are consistent, reduce chamber indoor temperature and the uneven shadow caused by cement briquette of humidity
It rings, babinet is divided into multiple and different chambers by partition board is set, is picked and placeed to the indoor cement briquette of single chamber
When, effectively reduce outside air influences caused by the indoor cement briquette of other chambers.
The further setting of the utility model, the bearing assembly include：It is slidably connected to the carrying of the cabinet wall
Plate；Turntable being rotationally connected with the loading plate, being placed for the cement briquette and drive the cement briquette rotation；With
And the plugboard set on the turntable periphery；Offered on the wall box for the loading plate place with slide and it is interior
Side is equipped with the sliding slot for abutting component；The loading plate is equipped with the inserting groove for the plugboard grafting and rotation；
The height that the inserting groove vertically opens up is more than the thickness of the plugboard vertically；The lower face of the turntable protrudes from institute
State loading plate, when being connected to the driving component for the turntable, the plugboard and the loading plate be located at the grafting
The lower face of slot is separated.
By using above-mentioned technical proposal, cement briquette is placed on turntable, then loading plate is put into chamber along sliding slot
It is interior, when closing promotion door, push door turntable to be abutted with drive component side the impetus of loading plate, grafting at this time
The lower face that plate is located at inserting groove with loading plate is separated, and effectively reduces the frictional force between plugboard and loading plate, is conducive to drive
Dynamic Component driver turntable rotates in inserting groove, and then cement briquette is driven to be rotated in chamber.
The further setting of the utility model, end face of the plugboard far from the turntable are equipped with several balls.
By using above-mentioned technical proposal, when drive component drives turntable to be rotated relative to loading plate, ball can be effective
Reduce the frictional force between plugboard and loading plate so that turntable more smoothly can drive cement briquette to rotate.
The further setting of the utility model, the driving component include：Driving motor set on the babinet side；Dress
Driving gear assigned in described driving motor output shaft one end；Driven gear；It is sheathed on the driving gear and the driven tooth
Chain on wheel, for driving the driven gear rotation；It is arranged in the tooth of the driving gear and the driven gear
Wheel shaft；It is assemblied in first bevel gear of the gear shaft far from the driving gear or described driven gear one end；And carrying
In the partition board, the rotation seat that drives by frictional force turntable rotation；The rotation seat is set far from the turntable side
There is rotation axis；Described rotation axis one end is equipped with the second bevel gear being meshed with the first bevel gear.
By using above-mentioned technical proposal, driving motor drives driving gear rotation, driving gear by chain-driving from
Moving gear rotates, then drives rotation seat by the first bevel gear of several gear shaft one end and the second bevel gear of rotation axis side
Rotation, when pushing door to close, rotation seat is abutted against with turntable, under the action of frictional force, cement that driven by rotary disc is carried
Test block rotates in chamber so that the cement briquette on turntable is in identical environment, reduces temperature and humidity to not
Influence caused by with the cement briquette of position.
The further setting of the utility model, the abutting component include：Vertically it is slidably connected to the sliding slot
Sliding panel；Be connected to the sliding panel and the sliding slot bottom side, so that the sliding panel is played carrying to the bearing assembly
The first compressed spring act on and that the rotation seat is connected to when the promotion door is closed, for the turntable；And if
In the promotion door close to the loading plate side, when closing the promotion door, for the turntable be connected to the rotation
The abutting plate of seat.
By using above-mentioned technical proposal, when bearing assembly is positioned over cabinet wall, loading plate and the sliding in sliding slot
Plate is in contact, and door will be pushed to push down on and then close the chamber at this time, abuts plate and is connected on loading plate, and will be in sliding slot
First compressed spring is compressed so that turntable can be preferably connected on rotation seat, so that rotation seat drives turntable rotation.
The further setting of the utility model, the locked component include：It is on the outside of the chamber door, for the promotion
The sliding rail that door vertically slides；The promotion door bottom end is equipped with storage tank close to the sliding rail side；It is slidably connected to institute
State the inserted block in storage tank；And the second compressed spring in the storage tank and for driving inserted block to slide；The cunning
There are two being set in rail when the promotion door is turned on and off the chamber, respectively for the slot of the inserted block grafting；It is described to insert
Slot is through the sliding rail far from the promotion door side.
It by using above-mentioned technical proposal, pushes door that can be moved along sliding rail and then opens or closes chamber, closed when pushing door
When closing, the inserted block on door is pushed to be plugged in the slot of sliding rail, needed to open when pushing door, by inserted block from slot towards storage tank
Side is pushed into so that the second compressed spring is compressed, and inserted block enters in storage tank, while moving up promotion door so that inserted block is inserted
It is connected in the slot of sliding rail upper end, and door will be pushed to be fixed on open position, and then convenient for manually carrying out taking and placing to bearing assembly.
The further setting of the utility model, the turntable, which is equipped with, prevents the cement briquette from falling off in the turntable
Barrier plate.
By using above-mentioned technical proposal, when driven by rotary disc cement briquette rotates, barrier plate effectively prevent cement briquette
It is detached from turntable under the influence of centrifugal force.
The further setting of the utility model, it is described that door is pushed to be equipped with the push-and-pull portion convenient for artificially pushing and pulling.
By using above-mentioned technical proposal, promotion door is opened or closed convenient for staff by push-and-pull portion is set.
In conclusion the utility model has the advantages that：
1. by the way that several promotion doors are arranged on chamber door, reduce maintenance space when picking and placeing cement briquette in babinet with
The area of external environment contact, reduces influence of the external environment to care environments in chamber when picking and placeing cement briquette；
2. bearing assembly drives cement briquette to be rotated in chamber so that the cement briquette peripheral ring placed in chamber
Border is consistent, reduces chamber indoor temperature and the uneven influence caused by cement briquette of humidity.
Description of the drawings
Fig. 1 is the structural schematic diagram of cement protecting box in the utility model embodiment；
Fig. 2 be the utility model embodiment middle case, sliding panel, the first compressed spring, partition board, bearing assembly, loading plate,
The connection relationship diagram of inserting groove, turntable, plugboard, barrier plate, sliding slot, ball and drive component；
Fig. 3 is the utility model embodiment middle case, chamber door, pushes door, barrier plate, sliding slot, bearing assembly, locked component
With the connection relationship diagram in push-and-pull portion；
Fig. 4 is the sectional view of A in Fig. 3；
Fig. 5 is drive component in the utility model embodiment, driving motor, driving gear, driven gear, chain, gear
Axis, first bevel gear, rotation seat, rotation axis and second bevel gear connection relationship diagram.
Reference numeral：1, babinet；2, chamber door；3, partition board；4, door is pushed；5, bearing assembly；51, loading plate；511, grafting
Slot；52, turntable；521, plugboard；522, barrier plate；53, sliding slot；54, ball；6, drive component；61, driving motor；62, main
Moving gear；63, driven gear；64, chain；65, gear shaft；66, first bevel gear；67, rotation seat；68, rotation axis；69,
Two bevel gears；7, component is abutted；71, sliding panel；72, the first compressed spring；73, plate is abutted；8, locked component；81, sliding rail；
82, storage tank；83, inserted block；84, the second compressed spring；85, slot；9, push-and-pull portion.
Specific implementation mode
The utility model is described in further detail below in conjunction with attached drawing.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can as needed make the present embodiment the modification of not creative contribution after reading this specification, but
As long as all being protected by Patent Law in the right of the utility model.
Embodiment：A kind of cement protecting box, as shown in Figure 1, including：Babinet 1；Chamber door 2；Babinet 1 is divided into several chambers
The partition board 3 of room；It is several to be slidably connected to chamber door 2 and be respectively used to open the promotion door 4 of chamber；It is slidably connected to 1 inner wall of babinet
And for the bearing assembly 5 of cement briquette carrying；Bearing assembly 5 is driven to carry the drive component 6 of the partial turn of cement briquette；Dress
It is assigned in 1 inner wall of babinet, in the abutting component 7 for pushing door 4 to be connected to for bearing assembly 5 drive component 6 when closing chamber；With
And in conjunction with shown in Fig. 3, door 4 will be pushed into line-locked locked component 8 when turning off or on promotion door 4, it will by partition board 3
Babinet 1 is separated into several chambers, and independent promotion door 4 is both provided on each chamber, reduces when picking and placeing cement briquette
The influence caused by other chambers indoor care environments, under the action of abutting component 7 with locked component 8, bearing assembly 5 and drive
Dynamic component 6 abuts against, and then under the action of drive component 6, and bearing assembly 5 drives cement briquette to be rotated in chamber so that
The cement briquette local environment placed in chamber is consistent, and bearing assembly 5 can opposite case 1 slide, picking and placeing Behavior of Hardened Cement Paste
It is more convenient when block.
As shown in Fig. 2, bearing assembly 5 includes：It is slidably connected to the loading plate 51 of 1 inner wall of babinet；It is rotationally connected with carrying
Plate 51 and the turntable 52 placed for cement briquette；The plugboard 521 of 52 periphery of turntable is taken shape in, is provided on loading plate 51 for inserting
The inserting groove 511 of 521 grafting of fishplate bar and rotation, be provided on 1 side wall of babinet for loading plate 51 place with the sliding slot 53 that slides,
First cement briquette is placed on turntable 52, then loading plate 51 is put into along sliding slot 53 in chamber, when pushing door 4 to close, is pushed away
Dynamic door 4 pushes loading plate 51 to move down mobile and so that turntable 52 is abutted with 6 side of drive component, at this time plugboard 521 and
Loading plate 51 is located at the lower face phase separation of inserting groove 511, the rotation in inserting groove 511 of 6 driving disc 52 of drive component, and inserts
The side end face of fishplate bar 521 is equipped with several balls 54 so that friction is small when rotation in inserting groove 511 for turntable 52, turntable
52 drive cement briquettes more smoothly rotate, and in the outlet of turntable 52, vertically machine-shaping has barrier plate 522,
When turntable 52 drives cement briquette rotation, barrier plate 522 effectively prevent cement briquette to be detached from turntable 52 under the influence of centrifugal force.
As shown in Figures 1 and 2, abutting component 7 includes；Vertically it is slidably connected to the sliding panel 71 of sliding slot 53；With
And it is connected to the first compressed spring 72 of sliding panel 71 and 81 bottom side of sliding rail；It takes shape in and pushes door 4 close to 51 one end of loading plate
, the abutting plate 73 that turntable 52 is connected to when pushing door 4 to close drive component 6, bearing assembly 5 is positioned in babinet 1
When wall, loading plate 51 is in contact with the sliding panel 71 in sliding slot 53, then door 4 will be pushed to pull downward on and then close chamber, this
When push the abutting plate 73 on door 4 to be connected to the both sides of loading plate 51, and the first compressed spring 72 in sliding slot 53 is compressed, is made
Obtaining turntable 52 can preferably be connected on drive component 6, so that drive component 6 drives turntable 52 to rotate.
As shown in Figure 3 and Figure 4, locked component 8 includes：It is set on the outside of chamber door 2 and is vertically slided for promotion door 4
Dynamic sliding rail 81 pushes 4 bottom end of door that 81 side of sliding rail is provided with storage tank 82, inserted block is slidably connected in storage tank 82
83；The second compressed spring 84 is connected between inserted block 83 and storage tank 82；Sliding slot 53 is slotting close to pushing 4 top of door to be provided with bottom end
Slot 85 pushes door 4 to be equipped with convenient for the push-and-pull portion 9 that artificially pushes and pulls, by push-and-pull portion 9 will push door 4 along the promotion of sliding rail 81 or under
It draws so that push door 4 to be slided with respect to chamber door 2 and then open or close chamber, when pushing door 4 to close, push the inserted block on door 4
83 are plugged in the slot 85 of 81 lower end of sliding rail, and the abutting plate 73 on door 4 is pushed to be connected to 51 both sides of loading plate always so that turn
Disk 52 can rotate under the driving effect of drive component 6, need open chamber take out cement briquette when, then by inserted block 83 from insert
Slot 85 is pushed into towards 82 side of storage tank so that the second compressed spring 84 is compressed, and inserted block 83 moves up simultaneously far from slot 85
Door 4 is pushed, plate 73 is abutted and is separated with loading plate 51 so that inserted block 83 is plugged into the slot 85 of 81 upper end of sliding rail, and will be pushed away
Dynamic door 4 is fixed on open position, and then convenient for manually carrying out extraction to bearing assembly 5.
As shown in figure 5, drive component 6 includes：It is carried on the driving motor 61 of 1 side of babinet；It is assemblied in driving motor 61
The driving gear 62 of output shaft one end；Driven gear 63；It is sheathed on driving gear 62 and the chain 64 on driven gear 63；It wears
In driving gear 62 and the gear shaft 65 of driven gear 63；Gear shaft 65 is assemblied in far from driving gear 62 or driven gear 63
The first bevel gear 66 of one end；And it is rotationally connected with partition board 3 and the rotation seat 67 that turntable 52 rotates is driven by frictional force；
Rotation seat 67 forms rotation axis 68 far from 52 side of turntable；68 one end of rotation axis, which is equipped with, to be meshed with first bevel gear 66
Second bevel gear 69, in conjunction with shown in Fig. 2, driving motor 61 drives driving gear 62 to rotate first, and driving gear 62 passes through chain
64 drive driven gear 63 to rotate, then bore tooth by the first bevel gear 66 of 65 one end of gear shaft and the second of 68 side of rotation axis
Wheel 69 drives rotation seat 67 to rotate, and when pushing door 4 to close, rotation seat 67 is abutted against with turntable 52, and rotation seat 67 passes through friction
Power drives the cement briquette carried on turntable 52 and turntable 52 to be rotated in chamber, reduces temperature and humidity to difference
Influence caused by the cement briquette of position.
The course of work and principle：Multiple chambers can be conserved for the cement briquette of different cultivation cycles, and taken
When putting cement briquette, it is only necessary to pushing up makes the promotion door 4 of the chamber bearing assembly 5 to be slided along the inner wall of babinet 1, into
And convenient for picking and placeing cement briquette on bearing assembly 5, locked component 8 will push door 4 to lock when pushing door 4 to be turned on and off
On chamber door 2, and convenient for manually bearing assembly 5 is extracted out or is put into, and under the impetus for pushing door 4, bearing assembly 5 with
Drive component 6 abuts against, so that under the action of drive component 6, bearing assembly 5 drives cement briquette to turn in chamber
It is dynamic so that the cement briquette surrounding enviroment placed in chamber are consistent, reduce chamber indoor temperature and humidity is uneven to water
Babinet 1, is divided into multiple and different chambers, indoor to single chamber by influence by partition board 3 are arranged caused by mud test block
When cement briquette is picked and placeed, effectively reduce outside air influences caused by the indoor cement briquette of other chambers.
Claims (8)
1. a kind of cement protecting box, which is characterized in that including：Babinet (1)；
Chamber door (2) for opening the babinet (1)；
The babinet (1) is divided into the partition board (3) of several chambers；
It is several be slidably connected to the chamber door (2), be respectively used to open and close the promotion door (4) of the chamber；
Bearing assembly (5) being slidably connected to the babinet (1) inner wall, being carried for cement briquette；
Be assemblied in the babinet (1) side, for driving the bearing assembly (5) to carry the partial turn of the cement briquette
Drive component (6)；
Be assemblied in the babinet (1) inner wall, it is playing the role of carrying to bearing assembly (5), the promotion door (4) close institute
When stating chamber, the promotion door (4) push the bearing assembly (5), so that the bearing assembly (5) is connected to the driving group
The abutting component (7) of part (6)；And
Into line-locked locked component (8) when turning off or on promotion door (4), to the promotion door (4).
2. a kind of cement protecting box according to claim 1, which is characterized in that the bearing assembly (5) includes：
It is slidably connected to the loading plate (51) of the babinet (1) inner wall；
Turntable being rotationally connected with the loading plate (51), being placed for the cement briquette and drive the cement briquette rotation
(52)；And
Plugboard (521) set on the turntable (52) periphery；
It offers to place for the loading plate (51) on babinet (1) side wall and is equipped with described abut with slide and inside
The sliding slot (53) of component (7)；
The loading plate (51) is equipped with the inserting groove (511) for the plugboard (521) grafting and rotation；
The height that the inserting groove (511) vertically opens up is more than the thickness of the plugboard (521) vertically；
The lower face of the turntable (52) protrudes from the loading plate (51), so that the turntable (52) is connected to the driving group
When part (6), the plugboard (521) and the loading plate (51) be located at the lower face phase separation of the inserting groove (511).
3. a kind of cement protecting box according to claim 2, which is characterized in that the plugboard (521) turns far from described
The end face of disk (52) is equipped with several balls (54).
4. a kind of cement protecting box according to claim 2, which is characterized in that the driving component (6) includes：
Driving motor (61) set on the babinet (1) side；
It is assemblied in the driving gear (62) of the driving motor (61) output shaft one end；
Driven gear (63)；
Be sheathed on it is on the driving gear (62) and the driven gear (63), for driving the driven gear (63) to rotate
Chain (64)；
It is arranged in the gear shaft (65) of the driving gear (62) and the driven gear (63)；
It is assemblied in first cone tooth of the gear shaft (65) far from the driving gear (62) or the driven gear (63) one end
It takes turns (66)；And
Rotation seat (67) being carried on the partition board (3), driving the turntable (52) to rotate by frictional force；
The rotation seat (67) is equipped with rotation axis (68) far from the turntable (52) side；
Described rotation axis (68) one end is equipped with the second bevel gear (69) being meshed with the first bevel gear (66).
5. a kind of cement protecting box according to claim 4, which is characterized in that the abutting component (7) includes：
Vertically it is slidably connected to the sliding panel (71) of the sliding slot (53)；
Be connected to the sliding panel (71) and the sliding slot (53) bottom side, make the sliding panel (71) to the bearing assembly
(5) play the role of carrying and it is connected to the rotation seat (67) when the promotion door (4) is closed, for the turntable (52)
The first compressed spring (72)；And
Set on it is described promotion door (4) close to the loading plate (51) side, when closing promotion door (4), for described turn
Disk (52) is connected to the abutting plate (73) of the rotation seat (67).
6. a kind of cement protecting box according to claim 1, which is characterized in that the locked component (8) includes：
Sliding rail (81) on the outside of the chamber door (2), vertically being slided for the promotion door (4)；
The promotion door (4) bottom end is equipped with storage tank (82) close to the sliding rail (81) side；
The inserted block (83) being slidably connected in the storage tank (82)；And
The second compressed spring (84) in the storage tank (82) and for driving inserted block (83) to slide；
There are two being set in the sliding rail (81) when the promotion door (4) is turned on and off the chamber, respectively for the inserted block
(83) slot (85) of grafting；The slot (85) is through the sliding rail (81) far from promotion door (4) side.
7. a kind of cement protecting box according to claim 2, which is characterized in that the turntable (52) is described equipped with preventing
Cement briquette falls off in the barrier plate (522) of the turntable (52).
8. a kind of cement protecting box according to claim 1, which is characterized in that the promotion door (4), which is equipped with, is convenient for people
For the push-and-pull portion (9) of push-and-pull.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820173396.3U CN207825176U (en) | 2018-01-31 | 2018-01-31 | A kind of cement protecting box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820173396.3U CN207825176U (en) | 2018-01-31 | 2018-01-31 | A kind of cement protecting box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207825176U true CN207825176U (en) | 2018-09-07 |
Family
ID=63396190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820173396.3U Active CN207825176U (en) | 2018-01-31 | 2018-01-31 | A kind of cement protecting box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207825176U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112497462A (en) * | 2020-12-01 | 2021-03-16 | 深圳市汇基砼混凝土有限公司 | Curing room of recycled concrete test block |
| CN112643865A (en) * | 2020-12-23 | 2021-04-13 | 台州东部建材科技有限公司 | Steam curing equipment for concrete prefabricated part and using method |
| CN113740308A (en) * | 2021-09-16 | 2021-12-03 | 河北地质大学 | Temperature detection device based on transition metal ion fluorescence life |
-
2018
- 2018-01-31 CN CN201820173396.3U patent/CN207825176U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112497462A (en) * | 2020-12-01 | 2021-03-16 | 深圳市汇基砼混凝土有限公司 | Curing room of recycled concrete test block |
| CN112497462B (en) * | 2020-12-01 | 2022-03-15 | 深圳市汇基砼混凝土有限公司 | Curing room of recycled concrete test block |
| CN112643865A (en) * | 2020-12-23 | 2021-04-13 | 台州东部建材科技有限公司 | Steam curing equipment for concrete prefabricated part and using method |
| CN113740308A (en) * | 2021-09-16 | 2021-12-03 | 河北地质大学 | Temperature detection device based on transition metal ion fluorescence life |
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