CN208975848U - One kind is convenient for fixed chemistry teaching instrument platform - Google Patents
One kind is convenient for fixed chemistry teaching instrument platform Download PDFInfo
- Publication number
- CN208975848U CN208975848U CN201821022207.9U CN201821022207U CN208975848U CN 208975848 U CN208975848 U CN 208975848U CN 201821022207 U CN201821022207 U CN 201821022207U CN 208975848 U CN208975848 U CN 208975848U
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- pipe
- convenient
- fixed
- chemistry teaching
- middle position
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Abstract
The utility model provides a kind of convenient for fixed chemistry teaching instrument platform, including collection box, station, baffle, U-shaped seat, sliding tube, rod structure is cleared up in chemistry teaching apparatus fixed rack structure, convenient sliding, and chemical waste fluid is adjusted and collects barrel structure, slide bar, supporting leg, fixable type universal wheel, stull, fixed link clear up bucket, drop handle, hook lead miscellaneous pipe and installation bolt.The setting of the utility model connection sheet, ring pipe, circular rod and clamping screw is conducive to avoid accidentally to knock the containers such as beaker over and cause danger, convenient for fixing；The setting of control panel, cleaning box, scraping blade, sponge block, water injection pipe and handle is conducive to that people is avoided directly to contact with chemical solution, effectively improves operational safety chemistry teaching instrument platform easy to clean simultaneously.
Description
Technical field
The utility model belongs to instrument platform technical field, more particularly to a kind of convenient for fixed chemistry teaching instrument platform.
Background technique
Existing chemical apparatuses platform is and to be used for experimental implementation for placing experimental facilities instrument, due to setting for experiment
Standby instrument needs to use after being powered, therefore the power supply line of equipment is connect with socket, and existing socket is to be set up directly on
On experimental bench, when being tested, the liquid of some experiments is easily accessible in socket, causes short circuit burning apparatus instrument
Device, and in experiment, need to place many experiment instruments on experimental bench, therefore occupy the useful space of experiment, it is inconvenient
In experimental implementation, in view of disadvantages described above, it is really necessary to design a kind of experimental apparatus platform.
But there is also be inconvenient to fix for existing chemistry teaching instrument platform, it has not been convenient to cleaning and the change that will finish test
It learns solution and directly outwells the problem of polluting environment.
Therefore, one kind is invented to be very necessary convenient for fixed chemistry teaching instrument platform.
Utility model content
In order to solve the above-mentioned technical problem, the utility model provides a kind of convenient for fixed chemistry teaching instrument platform, to solve
There is also be inconvenient to fix for existing chemistry teaching instrument platform, it has not been convenient to clean and directly fall the chemical solution for finishing test
Fall the problem of polluting environment.One kind is convenient for fixed chemistry teaching instrument platform, including collection box, station, baffle, U-shaped seat,
Rod structure is cleared up in sliding tube, chemistry teaching apparatus fixed rack structure, convenient sliding, and chemical waste fluid is adjusted and collects barrel structure, sliding
Bar, supporting leg, fixable type universal wheel, stull, fixed link clear up bucket, drop handle, and hook leads miscellaneous pipe and installation bolt, described
Collection box is bolted on the downside of the front surface of station；The upper surface that the baffle longitudinal bolt is connected to station is left
End；Longitudinal bolt is connected to upper surface of station or so two to the U-shaped seat respectively；The sliding tube distinguishes movable sleeve
It connects in the external middle position of slide bar；The chemistry teaching apparatus fixed rack structure is mounted on station by installing bolt
Upper surface front left position；The convenient sliding cleaning rod structure is mounted on the top between sliding tube；Described is adjustable
Section chemical waste fluid collects the outer surface that barrel structure is mounted on fixed link；The slide bar longitudinal axis connects the inside upper part in U-shaped seat
Middle position；The supporting leg is bolted to the lower part corner location of station respectively；The fixable type universal wheel
It is bolted to the lower part of supporting leg respectively；The stull cross bolts are connected to the lower part between supporting leg；Described consolidates
Fixed pole one end is bolted to the lower left side front end of station, and the other end is bolted to the upper left-hand of stull；Described
Cleaning bucket is articulated in the inside of hook by drop handle；Described drop handle one end is bolted among the front surface top of cleaning bucket
Position, the other end are bolted to the rear surface upper middle position of cleaning bucket；The hook bolt is connected to supporting leg
Left upper portion middle position；The miscellaneous pipe threaded one end of leading is connected to middle position on the right side of the lower part of collection box, and the other end is inserted
Connect the upper left-hand in cleaning bucket；The chemistry teaching apparatus fixed rack structure includes pedestal, main placement rack, fastening bolt,
Auxiliary placement rack, fixed vertical bar, connection sheet, ring pipe, circular rod and clamping screw, the main placement rack pass through fastening bolt cross
To the lower right side for being mounted on fixed vertical bar；The auxiliary placement rack is transversely mounted on the right side of fixed vertical bar by fastening bolt
Middle position；Described connection sheet one end is welded on the right upper portion of fixed vertical bar, and the other end is welded in the left side of ring pipe
Between position；The circular rod is plugged on inside the right side of ring pipe by clamping screw.
Preferably, the described convenient sliding cleaning rod structure includes control panel, cleaning box, scraping blade, sponge block, water injection pipe and
Handle, the cleaning box are bolted to the lower middle position of control panel；The scraping blade is laterally glued to cleaning box
Lower surface front end；The sponge block is laterally glued to the lower surface of cleaning box；The water injection pipe runs through the inside of control panel
Middle position and the upper middle position for being threaded in cleaning box；The handle is glued to the right end of control panel.
Preferably, it includes dust-collecting bucket, screwed pipe, fixing pipe, handle, set that the adjustable chemical waste fluid, which collects barrel structure,
Pipe, reinforces bolt and active carbon filter core, the dust-collecting bucket are threaded in the lower part of screwed pipe；The fixing pipe is socketed in
The outer surface middle position of screwed pipe；The handle is bolted to the left and right sides upper middle position of dust-collecting bucket respectively；
The casing is welded on the left part of fixing pipe；The reinforcing bolt thread is connected to the left part middle position of casing；It is described
Active carbon filter core be placed on the inner lower of dust-collecting bucket.
Preferably, the rectangle stainless steel box that the collection box specifically uses upper surface to be open；The collection box with
Lead miscellaneous pipe connection setting；The collection box is glued with the junction for leading miscellaneous pipe rubber seal.
Preferably, the control panel and sliding tube are bolted setting；The control panel is connected to setting with water injection pipe.
Preferably, the cleaning box is connected to setting with water injection pipe；The lower surface of the cleaning box is from left to right successively
Offer the circular through hole that bore dia is ten millimeters to 20 millimeters.
Preferably, the front of sponge block is arranged in the scraping blade；The scraping blade uses width for 20 millimeters to three
Ten millimeters of rectangle silica gel piece.
Preferably, the thickness of the sponge block is 20 millimeters to 30 millimeters bigger than the thickness of scraping blade.
Preferably, the outer surface top that the casing is socketed in fixed link by reinforcing bolt.
Preferably, the screwed pipe is threadedly coupled setting with fixing pipe.
Preferably, the dust-collecting bucket is connected to setting with screwed pipe.
Preferably, the cleaning bucket is connected to setting with miscellaneous pipe is led.
Preferably, the pedestal and station fit closely setting.
Preferably, there are two fastening bolt settings.
Preferably, the inner surface splicing of the ring pipe has rubber layer.
Preferably, the inner surface splicing of the circular rod has rubber layer.
Preferably, the lower middle position of the fixation vertical bar longitudinally offers rectangular slot.
Compared with prior art, the utility model has the following beneficial effects:
1. in the utility model, the connection sheet, ring pipe, the setting of circular rod and clamping screw is conducive to avoid
It accidentally knocks the containers such as beaker over to cause danger, convenient for fixing.
2. in the utility model, the control panel, cleaning box, scraping blade, sponge block, the setting of water injection pipe and handle has
Conducive to avoiding people from directly contacting with chemical solution, operational safety chemistry teaching instrument platform easy to clean simultaneously is effectively improved.
3. in the utility model, the dust-collecting bucket, screwed pipe, fixing pipe, handle, casing reinforces bolt and active carbon
The setting of filter core is conducive to for the chemical solution for finishing test being filtered and outwells to avoid the pollution to environment again.
4. in the utility model, the pedestal, main placement rack, fastening bolt, the setting of auxiliary placement rack and fixed vertical bar,
Be conducive to that practicability can be increased according to the height of the big minor adjustment of different vessels main placement rack and auxiliary placement rack.
5. in the utility model, the collection box specifically uses the rectangle stainless steel box of upper surface opening；Described
Collection box is connected to setting with miscellaneous pipe is led；The collection box is glued the setting for having rubber seal with the junction for leading miscellaneous pipe, has
Be collected conducive to the rubbish for generating teaching test, avoid splashing with cause harm to the human body.
6. in the utility model, the inner surface of the ring pipe is glued the setting for having rubber layer, be conducive to hold test
Device plays a protective role.
7. in the utility model, the setting of the cleaning bucket and drop handle, rubbish will be tested by, which being conducive to, carries out centralized collection
Cleaning.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the structural schematic diagram of the chemistry teaching apparatus fixed rack structure of the utility model.
Fig. 3 is the structural schematic diagram of the convenient sliding cleaning rod structure of the utility model.
Fig. 4 is that the adjustable chemical waste fluid of the utility model collects the structural schematic diagram of barrel structure.
In figure:
1, collection box；2, station；3, baffle；4, U-shaped seat；5, sliding tube；6, chemistry teaching apparatus fixed rack structure；
61, pedestal；62, main placement rack；63, fastening bolt；64, auxiliary placement rack；65, fixed vertical bar；66, connection sheet；67, ring pipe；
68, circular rod；69, clamping screw；7, rod structure is cleared up in convenient sliding；71, control panel；72, cleaning box；73, scraping blade；74, extra large
Continuous block；75, water injection pipe；76, handle；8, chemical waste fluid is adjusted and collects barrel structure；81, dust-collecting bucket；82, screwed pipe；83, fixed
Pipe；84, handle；85, casing；86, bolt is reinforced；87, active carbon filter core；9, slide bar；10, supporting leg；11, fixable type is universal
Wheel；12, stull；13, fixed link；14, bucket is cleared up；15, drop handle；16, it links up with；17, miscellaneous pipe is led；18, bolt is installed.
Specific embodiment
The utility model is described further below in conjunction with attached drawing:
Embodiment:
As shown in attached drawing 1 to attached drawing 4
The utility model provides a kind of convenient for fixed chemistry teaching instrument platform, including collection box 1, station 2, baffle 3, U
Rod structure 7 is cleared up in type seat 4, sliding tube 5, chemistry teaching apparatus fixed rack structure 6, convenient sliding, and chemical waste fluid is adjusted and collects
Barrel structure 8, slide bar 9, supporting leg 10, fixable type universal wheel 11, stull 12, fixed link 13 clear up bucket 14, drop handle 15, hook
16, miscellaneous pipe 17 and installation bolt 18 are led, the collection box 1 is bolted on the downside of the front surface of station 2；The baffle
3 longitudinal bolts are connected to the upper surface left end of station 2；Longitudinal bolt is connected to the upper of station 2 to the U-shaped seat 4 respectively
Two, surface or so；The sliding tube 5 is actively socketed on the external middle position of slide bar 9 respectively；The chemistry teaching is used
The upper surface front left position that tool fixed rack structure 6 is mounted on station 2 by installing bolt 18；The convenient sliding is clear
Reason rod structure 7 is mounted on the top between sliding tube 5；The adjustable chemical waste fluid collects barrel structure 8 and is mounted on fixed link
13 outer surface；9 longitudinal axis of slide bar connects in the inside upper part middle position of U-shaped seat 4；The supporting leg 10 distinguishes spiral shell
Bolt is connected to the lower part corner location of station 2；The fixable type universal wheel 11 is bolted to supporting leg 10 respectively
Lower part；12 cross bolts of stull are connected to the lower part between supporting leg 10；Described 13 one end of fixed link is bolted
In the lower left side front end of station 2, the other end is bolted to the upper left-hand of stull 12；The cleaning bucket 14 is by mentioning
Ring 15 is articulated in the inside of hook 16；Described 15 one end of drop handle is bolted to the front surface top interposition of cleaning bucket 14
It sets, the other end is bolted to the rear surface upper middle position of cleaning bucket 14；The hook 16 is bolted to supporting leg
10 left upper portion middle position；Miscellaneous 17 threaded one end of pipe of leading is connected to middle position on the right side of the lower part of collection box 1, separately
One end is plugged on the upper left-hand of cleaning bucket 14；The chemistry teaching apparatus fixed rack structure 6 includes pedestal 61, main placement rack
62, fastening bolt 63, auxiliary placement rack 64 fixes vertical bar 65, connection sheet 66, ring pipe 67, circular rod 68 and clamping screw 69, institute
The main placement rack 62 stated is transversely mounted on the lower right side of fixed vertical bar 65 by fastening bolt 63；The auxiliary placement rack 64 is logical
Cross the right side middle position that fastening bolt 63 is transversely mounted on fixed vertical bar 65；Described 66 one end of connection sheet is welded on fixed perpendicular
The right upper portion of bar 65, the other end are welded on the left side middle position of ring pipe 67；The circular rod 68 passes through clamping screw
69 are plugged on inside the right side of ring pipe 67.
In above-described embodiment, specifically, the convenient sliding cleaning rod structure 7 includes control panel 71, cleaning box 72 is scraped
Piece 73, sponge block 74, water injection pipe 75 and handle 76, the cleaning box 72 are bolted to the lower part interposition of control panel 71
It sets；The scraping blade 73 is laterally glued to the lower surface front end of cleaning box 72；The sponge block 74 is laterally glued to cleaning box
72 lower surface；The water injection pipe 75 runs through the bosom position of control panel 71 and is threaded in the top of cleaning box 72
Middle position；The handle 76 is glued to the right end of control panel 71.
In above-described embodiment, specifically, it includes dust-collecting bucket 81, screw thread that the adjustable chemical waste fluid, which collects barrel structure 8,
Pipe 82, fixing pipe 83, handle 84, casing 85, reinforces bolt 86 and active carbon filter core 87, the dust-collecting bucket 81 are threaded in
The lower part of screwed pipe 82；The fixing pipe 83 is socketed in the outer surface middle position of screwed pipe 82；The handle 84 is distinguished
It is bolted to the left and right sides upper middle position of dust-collecting bucket 81；The casing 85 is welded on the left part of fixing pipe 83；Institute
The reinforcing bolt 86 stated is threaded in the left part middle position of casing 85；The active carbon filter core 87 is placed on dust-collecting bucket 81
Inner lower.
In above-described embodiment, specifically, the collection box 1 is specifically using the rectangle stainless steel box of upper surface opening；
The collection box 1 is connected to setting with miscellaneous pipe 17 is led；The collection box 1 is glued with the junction for leading miscellaneous pipe 17 rubber seal
Circle.
In above-described embodiment, specifically, the control panel 71 and sliding tube 5 are bolted setting；The control panel
71 are connected to setting with water injection pipe 75.
In above-described embodiment, specifically, the cleaning box 72 is connected to setting with water injection pipe 75；The cleaning box 72
Lower surface from left to right successively offers the circular through hole that bore dia is ten millimeters to 20 millimeters.
In above-described embodiment, specifically, the front of sponge block 74 is arranged in the scraping blade 73；The scraping blade 73 uses
The rectangle silica gel piece that width is 20 millimeters to 30 millimeters.
In above-described embodiment, specifically, the thickness of the sponge block 74 is 20 millimeters to three bigger than the thickness of scraping blade 73
Ten millimeters.
In above-described embodiment, specifically, the outer surface that the casing 85 is socketed in fixed link 13 by reinforcing bolt 86
Top.
In above-described embodiment, specifically, the screwed pipe 82 is threadedly coupled setting with fixing pipe 83.
In above-described embodiment, specifically, the dust-collecting bucket 81 is connected to setting with screwed pipe 82.
In above-described embodiment, specifically, the cleaning bucket 14 is connected to setting with miscellaneous pipe 17 is led.
In above-described embodiment, specifically, the pedestal 61 and station 2 fit closely setting.
In above-described embodiment, specifically, there are two the settings of fastening bolt 63.
In above-described embodiment, specifically, the inner surface splicing of the ring pipe 67 has rubber layer.
In above-described embodiment, specifically, the inner surface splicing of the circular rod 68 has rubber layer.
In above-described embodiment, lead to specifically, the lower middle position of the fixation vertical bar 65 longitudinally offers rectangle
Slot.
Working principle
In the utility model, when carrying out chemistry teaching, clamping screw 69 is loosened first, by circular rod 68 out of ring pipe 67
Then extraction loosens fastening bolt 63 for main placement rack 62 and is adjusted to proper angle with auxiliary placement rack 64, locks fastening bolt 63,
Then circular rod 68 is entangled in test chamber insertion ring pipe 67 and locks fastening bolt 63；Test finishes when being cleaned,
It screws lower installation bolt 18 and separates pedestal 61 with station 2 and remove, the cleaning solution converted is injected into cleaning box by water injection pipe 75
In 72, while cleaning solution soaks sponge block 74, driving handle 76 control control panel 71 by sliding tube 5 on slide bar 9 forward
Sliding promotes, and is scraped the obsolete material or solution that test finishes in collection box 1 together using scraping blade 73, while clear using being soaked with
The sponge block 74 of washing lotion cleans up desktop, repeatedly drawing handle 76, and station 2 is cleaned with water completely；In collection box 1
Test rubbish is entered in cleaning bucket 14 by leading miscellaneous pipe 17, is outwelled its internal rubbish using drop handle 15；The change that experiment is finished
It learns solution to pour into dust-collecting bucket 81 by screwed pipe 82, be filtered by active carbon filter core 87, then pass through swing handle 84
Dust-collecting bucket 81 is unloaded, waste water can be outwelled.
Using technical solution described in the utility model or those skilled in the art in technical solutions of the utility model
Under inspiration, similar technical solution is designed, and reaches above-mentioned technical effect, is the protection model for falling into the utility model
It encloses.
Claims (10)
1. one kind is convenient for fixed chemistry teaching instrument platform, which is characterized in that should include collecting convenient for fixed chemistry teaching instrument platform
Box (1), station (2), baffle (3), U-shaped seat (4), sliding tube (5), chemistry teaching apparatus fixed rack structure (6), convenient sliding
It clears up rod structure (7), chemical waste fluid is adjusted and collects barrel structure (8), slide bar (9), supporting leg (10), fixable type universal wheel
(11), stull (12), fixed link (13) are cleared up bucket (14), drop handle (15), are linked up with (16), and miscellaneous pipe (17) and installation bolt are led
(18), the collection box (1) is bolted on the downside of the front surface of station (2)；Baffle (3) the longitudinal bolt connection
In the upper surface left end of station (2)；Longitudinal bolt is connected to the upper surface or so of station (2) to the U-shaped seat (4) respectively
Two；The sliding tube (5) is actively socketed on the external middle position of slide bar (9) respectively；The chemistry teaching apparatus is solid
Determine the upper surface front left position that frame structure (6) are mounted on station (2) by installing bolt (18)；The convenient sliding
Cleaning rod structure (7) is mounted on the top between sliding tube (5)；The adjustable chemical waste fluid collects barrel structure (8) installation
In the outer surface of fixed link (13)；Described slide bar (9) longitudinal axis connects in the inside upper part middle position of U-shaped seat (4)；Described
Supporting leg (10) is bolted to the lower part corner location of station (2) respectively；The fixable type universal wheel (11) is respectively
It is bolted to the lower part of supporting leg (10)；Described stull (12) cross bolts are connected to the lower part between supporting leg (10)；
Described fixed link (13) one end is bolted to the lower left side front end of station (2), and the other end is bolted to stull
(12) upper left-hand；The cleaning bucket (14) is articulated in the inside of hook (16) by drop handle (15)；The drop handle
(15) one end is bolted to the front surface upper middle position of cleaning bucket (14), and the other end is bolted to cleaning bucket (14)
Rear surface upper middle position；The hook (16) is bolted to the left upper portion middle position of supporting leg (10)；It is described
Miscellaneous pipe (17) threaded one end of leading be connected to middle position on the right side of the lower part of collection box (1), the other end is plugged on cleaning bucket (14)
Upper left-hand；The chemistry teaching apparatus fixed rack structure (6) includes pedestal (61), main placement rack (62), fastening bolt
(63), auxiliary placement rack (64), fixed vertical bar (65), connection sheet (66), ring pipe (67), circular rod (68) and clamping screw
(69), the main placement rack (62) is transversely mounted on the lower right side of fixed vertical bar (65) by fastening bolt (63)；It is described
Auxiliary placement rack (64) be transversely mounted on the right side middle position of fixed vertical bar (65) by fastening bolt (63)；The connection
Piece (66) one end is welded on the right upper portion of fixed vertical bar (65), and the other end is welded on the left side middle position of ring pipe (67)；
The circular rod (68) is plugged on inside the right side of ring pipe (67) by clamping screw (69).
2. as described in claim 1 convenient for fixed chemistry teaching instrument platform, which is characterized in that the convenient sliding cleaning rod
Structure (7) includes control panel (71), cleaning box (72), scraping blade (73), sponge block (74), water injection pipe (75) and handle (76), institute
The cleaning box (72) stated is bolted to the lower middle position of control panel (71)；The scraping blade (73) is laterally glued to cleaning
The lower surface front end of box (72)；The sponge block (74) is laterally glued to the lower surface of cleaning box (72)；The water injection pipe
(75) run through the bosom position of control panel (71) and be threaded in the upper middle position of cleaning box (72)；The hand
Handle (76) is glued to the right end of control panel (71).
3. as described in claim 1 convenient for fixed chemistry teaching instrument platform, which is characterized in that the adjustable chemical waste fluid
Collecting barrel structure (8) includes dust-collecting bucket (81), screwed pipe (82), fixing pipe (83), handle (84), casing (85), reinforcing bolt
(86) and active carbon filter core (87), the dust-collecting bucket (81) are threaded in the lower part of screwed pipe (82)；The fixing pipe
(83) it is socketed in the outer surface middle position of screwed pipe (82)；The handle (84) is bolted to dust-collecting bucket (81) respectively
Left and right sides upper middle position；The casing (85) is welded on the left part of fixing pipe (83)；The reinforcing bolt (86)
It is threaded in the left part middle position of casing (85)；The active carbon filter core (87) is placed on the interior subordinate of dust-collecting bucket (81)
Side.
4. as described in claim 1 convenient for fixed chemistry teaching instrument platform, which is characterized in that the collection box (1) is specific
The rectangle stainless steel box being open using upper surface；The collection box (1) is connected to setting with miscellaneous pipe (17) is led；The collection
Box (1) is glued with the junction for leading miscellaneous pipe (17) rubber seal.
5. as claimed in claim 2 convenient for fixed chemistry teaching instrument platform, which is characterized in that the control panel (71) and sliding
Dynamic pipe (5) is bolted setting；The control panel (71) is connected to setting with water injection pipe (75).
6. as claimed in claim 2 convenient for fixed chemistry teaching instrument platform, which is characterized in that the cleaning box (72) and note
Water pipe (75) connection setting；It is ten millimeters to two that the lower surface of the cleaning box (72), which from left to right successively offers bore dia,
Ten millimeters of circular through hole.
7. as claimed in claim 2 convenient for fixed chemistry teaching instrument platform, which is characterized in that scraping blade (73) setting exists
The front of sponge block (74)；The scraping blade (73) uses width for 20 millimeters to 30 millimeters of rectangle silica gel piece.
8. as claimed in claim 2 convenient for fixed chemistry teaching instrument platform, which is characterized in that the thickness of the sponge block (74)
It spends 20 millimeters to 30 millimeters bigger than the thickness of scraping blade (73).
9. as claimed in claim 3 convenient for fixed chemistry teaching instrument platform, which is characterized in that the casing (85) is by adding
Fixing bolt (86) is socketed in the outer surface top of fixed link (13).
10. as claimed in claim 3 convenient for fixed chemistry teaching instrument platform, which is characterized in that the screwed pipe (82) with
Fixing pipe (83) is threadedly coupled setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821022207.9U CN208975848U (en) | 2018-06-29 | 2018-06-29 | One kind is convenient for fixed chemistry teaching instrument platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821022207.9U CN208975848U (en) | 2018-06-29 | 2018-06-29 | One kind is convenient for fixed chemistry teaching instrument platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208975848U true CN208975848U (en) | 2019-06-14 |
Family
ID=66779444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821022207.9U Expired - Fee Related CN208975848U (en) | 2018-06-29 | 2018-06-29 | One kind is convenient for fixed chemistry teaching instrument platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208975848U (en) |
-
2018
- 2018-06-29 CN CN201821022207.9U patent/CN208975848U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190614 Termination date: 20210629 |