CN111744911A - Test bench that contains test tube cleaning function - Google Patents
Test bench that contains test tube cleaning function Download PDFInfo
- Publication number
- CN111744911A CN111744911A CN202010680947.7A CN202010680947A CN111744911A CN 111744911 A CN111744911 A CN 111744911A CN 202010680947 A CN202010680947 A CN 202010680947A CN 111744911 A CN111744911 A CN 111744911A
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- CN
- China
- Prior art keywords
- cleaning
- test tube
- transmission
- clean
- gear
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/08—Cleaning containers, e.g. tanks
- B08B9/0804—Cleaning containers having tubular shape, e.g. casks, barrels, drums
- B08B9/0808—Cleaning containers having tubular shape, e.g. casks, barrels, drums by methods involving the use of tools, e.g. by brushes, scrapers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/08—Cleaning containers, e.g. tanks
- B08B9/0804—Cleaning containers having tubular shape, e.g. casks, barrels, drums
- B08B9/0813—Cleaning containers having tubular shape, e.g. casks, barrels, drums by the force of jets or sprays
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cleaning In General (AREA)
Abstract
The invention discloses a test bench with a test tube cleaning function, which comprises a base body with a test table surface on the right side, a cleaning cavity is arranged in the base body, a water inlet and a water outlet are respectively arranged at the upper end and the lower end of the left side of the cleaning cavity, an inner side cleaning component is arranged in the cleaning cavity, a transmission cavity is arranged at the upper end of the left side of the cleaning cavity, a transmission component is arranged in the transmission cavity, the clean subassembly in the outside that transmission chamber right side was equipped with clean test tube outer wall, transmission chamber lower extreme wall rotates and installs downward extension wash chamber and downside and contain the lifting screw of stopper, will make used test tube back-off on hollow support rod, press from both sides tight test tube upside back lift platform and drive test tube gliding to clean intracavity, the clean test tube outer wall of nozzle water spray outside to the test tube simultaneously slides, and the clean test tube inner wall of brush does not need the clean test tube of experimenter when hollow support rod rotates.
Description
Technical Field
The invention relates to the technical field of test working tables, in particular to a test working table with a test tube cleaning function.
Background
The laboratory table belongs to the main constituent part of the laboratory and is the main platform for carrying out experimental activities. The test tube need be used usually in carrying out experimentation such as biochemistry, the test tube often needs in time to wash when using, and current test bench is equipped with usually in the middle of the test bench or both sides and washs the pond and make things convenient for the experimenter to wash the equipment, but the experimenter washs the test tube and consumes a large amount of time, influences the experiment process easily, and the manual cleaning easily washs not in place or damages the equipment, and the experimenter still need pay attention to other experimental contents simultaneously and takes place danger easily in the cleaning process.
Disclosure of Invention
Aiming at the technical defects, the invention provides a test workbench with a test tube cleaning function, which can overcome the defects.
The test bench with the test tube cleaning function comprises a base body with a test table top on the right side, a cleaning cavity is arranged in the base body, a water inlet and a water outlet are respectively arranged at the upper end and the lower end of the left side of the cleaning cavity, an inner side cleaning component is arranged in the cleaning cavity, a transmission cavity is arranged at the upper end of the left side of the cleaning cavity, a transmission component is arranged in the transmission cavity, an outer side cleaning component for cleaning the outer wall of a test tube is arranged on the right side of the transmission cavity, a lifting screw rod which extends downwards to the cleaning cavity and is provided with a limiting block at the lower side is rotatably arranged on the lower end wall of the transmission cavity, a lifting platform which is matched with the lifting screw rod through threads is slidably arranged on the right end wall of the cleaning cavity, four hollow support rods with the lower sides communicated with the cleaning cavity, it has with the clean pole of hollow support rod center complex to slide in the lift sliding tray, evenly be equipped with around the clean pole can with through-hole complex brush, the lift sliding block downside with the end wall passes through lifting spring and connects under the lift sliding tray, fixed mounting has and is located on the hollow support rod lift platform downside and intermeshing's driven clean gear, wash chamber end wall fixed mounting have respectively with hollow support rod center complex upside is the dead lever of circular arc, it still is equipped with and is located still to wash the intracavity the left drive assembly of inboard clean subassembly.
Preferably, drive assembly include with wash chamber lower extreme wall fixed connection's motor, motor upside power connection has upwards to extend to the drive shaft in transmission chamber, wash the intracavity be equipped with drive shaft fixed connection's initiative drive gear, wash chamber lower extreme wall and rotate and install and be located the transmission shaft on drive shaft right side, on the transmission shaft fixed mounting with the driven drive gear of initiative drive gear meshing and being located can and the leftmost side of driven drive gear upside the clean gear of initiative of driven clean gear meshing.
Preferably, the transmission assembly comprises a driving bevel gear fixedly connected with the driving shaft, the lower end wall of the transmission cavity is fixedly connected with a supporting block positioned between the driving shaft and the lifting screw, a driven shaft is rotatably mounted on the supporting block, the left side of the driven shaft is fixedly connected with a driven bevel gear meshed with the driving bevel gear, the right side of the driven shaft is fixedly connected with a face gear, a spline shaft connected with the upper side of the lifting screw through a spline sleeve is arranged in the transmission cavity, and the upper side of the spline shaft is fixedly connected with a reciprocating gear meshed with the face gear.
Preferably, the drive assembly is still including being located the forked tail sliding tray of transmission chamber right-hand member wall, slide in the forked tail sliding tray be equipped with the left side with the integral key shaft passes through the forked tail sliding block that the bearing is connected, the end wall symmetry is equipped with the regulation electro-magnet about the forked tail sliding tray, forked tail sliding block right side be equipped with adjust electro-magnet complex regulation iron plate, forked tail sliding block upside with forked tail sliding tray upper end wall passes through adjusting spring and connects.
Preferably, the clean subassembly in outside include with transmission chamber upper end wall fixed connection and with the water pump that drive shaft power is connected, the water pump left side be connected with wash the inlet tube that the chamber is connected, the water pump upside is connected with the outlet pipe that the front and back symmetry set up and extend right, the outlet pipe inboard evenly is equipped with the nozzle, the symmetrical fixedly connected with backup pad in lift platform left and right sides, the backup pad inboard is equipped with presss from both sides tight sliding tray, it is equipped with the tight piece of clamp that can press from both sides tight test tube to press from both sides the symmetry slip around in the tight sliding tray, it is equipped with and presss from both sides tight electro-magnet to press from both sides tight piece inboard, press from both sides tight piece outside with press from both sides tight sliding tray outside end wall and pass.
The beneficial effects are that: the device simple structure, high durability and convenient operation, the device is at the during operation, will make used test tube back-off on hollow support rod, it drives test tube lapse to clean intracavity to press from both sides tight test tube upside back lift platform, the nozzle sprays water to the test tube outside simultaneously and cleans the test tube outer wall, brush and hollow support rod's the through-hole cooperation on the clean pole in the hollow support rod, the clean test tube inner wall of brush when hollow support rod rotates, clean completion back lift platform upwards slides, do not need the clean test tube of experimenter, use manpower sparingly and experimental time, reduce the damage of experimental device, reduce experiment danger degree.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic structural view of the embodiment of the present invention, wherein the lifting platform 43 slides downward in FIG. 1;
FIG. 3 is a schematic structural diagram of A-A in FIG. 1 according to an embodiment of the present invention;
FIG. 4 is an enlarged schematic view of the structure at B in FIG. 1 according to an embodiment of the present invention;
fig. 5 is an enlarged schematic view of the structure at C in fig. 2 according to the embodiment of the present invention.
Detailed Description
All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations and/or steps that are mutually exclusive.
The invention will now be described in detail with reference to fig. 1-5, for convenience of description, the following orientations will now be defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The test bench with the test tube cleaning function comprises a base body 10 with a test table top 27 on the right side, a cleaning cavity 30 is arranged in the base body 10, a water inlet 56 and a water outlet 12 are respectively arranged at the upper end and the lower end of the left side of the cleaning cavity 30, an inner side cleaning assembly is arranged in the cleaning cavity 30, a transmission cavity 22 is arranged at the upper end of the left side of the cleaning cavity 30, a transmission assembly is arranged in the transmission cavity 22, an outer side cleaning assembly for cleaning the outer wall of a test tube is arranged at the right side of the transmission cavity 22, a lifting screw rod 19 which extends downwards to the cleaning cavity 30 and comprises a limiting block 18 at the lower side is rotatably arranged on the lower end wall of the transmission cavity 22, a lifting platform 43 which is matched with the lifting screw rod 19 through threads is slidably arranged on the right end wall of the cleaning cavity 30, four hollow support rods 26 which are uniformly rotatably arranged on, the inside lift sliding tray 55 that is equipped with of hollow support bar 26 downside, it has upside fixed mounting to slide in the lift sliding tray 55 with hollow support bar 26 center complex cleaning rod 29, evenly be equipped with around the cleaning rod 29 can with through-hole 52 complex brush 51, lift sliding block 53 downside with the terminal wall passes through lifting spring 54 and is connected under the lift sliding tray 55, fixed mounting has the driven cleaning gear 28 that is located the lift platform 43 downside and intermeshing on the hollow support bar 26, the terminal wall fixed mounting has respectively with hollow support bar 26 center complex upside be the dead lever 31 of circular arc under the washing chamber 30, still be equipped with in the washing chamber 30 and be located the left drive assembly of inboard cleaning assembly, when lift platform 43 is located the top the lift sliding tray 53 is located lift sliding tray 55 is the downside most, lifting spring 54 is in normal tension state, clean pole 29 is located the hollow support pole 26 is the downside, brush 51 not with the through-hole 52 cooperation, because during the downside of lift platform 43 lapse owing to dead lever 31 effect lift sliding block 53 is located lift sliding tray 55 is the top, lifting spring 54 is in tension state, clean pole 29 is located clean pole 29 is the top, brush 51 with the through-hole 52 cooperation cleaning test tube inner wall.
Advantageously, said drive assembly comprises a motor 11 fixedly connected to the lower end wall of said washing chamber 30, a driving shaft 13 extending upwards to the transmission cavity 22 is connected with the upper side of the motor 11 in a power mode, a driving transmission gear 15 fixedly connected with the driving shaft 13 is arranged in the cleaning cavity 30, the lower end wall of the cleaning chamber 30 is rotatably mounted with a transmission shaft 14 positioned at the right side of the driving shaft 13, a driven transmission gear 16 meshed with the driving transmission gear 15 and a driving cleaning gear 17 which is positioned on the upper side of the driven transmission gear 16 and can be meshed with the leftmost driven cleaning gear 28 are fixedly arranged on the transmission shaft 14, the driving cleaning gear 17 is not engaged with the leftmost driven cleaning gear 28 when the elevating platform 43 is located at the upper side, the leftmost driven cleaning gear 28 is engaged with the driving cleaning gear 17 when the elevating platform 43 is slid to the lowermost side.
Advantageously, the transmission assembly comprises a driving bevel gear 32 fixedly connected with the driving shaft 13, a supporting block 44 is fixedly connected with the lower end wall of the transmission cavity 22 and positioned between the driving shaft 13 and the lifting screw rod 19, a driven shaft 50 is rotatably mounted on the supporting block 44, a driven bevel gear 33 meshed with the driving bevel gear 32 is fixedly connected with the left side of the driven shaft 50, a face gear 34 is fixedly connected with the right side of the driven shaft 50, a spline shaft 36 connected with the upper side of the lifting screw rod 19 through a spline sleeve 21 is arranged in the transmission cavity 22, a reciprocating gear 35 capable of being meshed with the face gear 34 is fixedly connected with the upper side of the spline shaft 36, the lifting screw rod 19 is driven to rotate forwards when the reciprocating gear 35 is meshed with the upper side of the face gear 34, so that the lifting platform 43 is driven to slide downwards, and the lifting screw rod 19 is driven to rotate backwards when the reciprocating gear 35 is, thereby causing the lifting platform 43 to slide upward.
Beneficially, the transmission assembly further comprises a dovetail sliding groove 45 located on the right end wall of the transmission cavity 22, a dovetail sliding block 46 connected with the spline shaft 36 through a bearing is arranged in the dovetail sliding groove 45 on the left side in a sliding mode, adjusting electromagnets 49 are symmetrically arranged on the upper end wall and the lower end wall of the dovetail sliding groove 45, an adjusting iron block 47 matched with the adjusting electromagnets 49 is arranged on the right side of the dovetail sliding block 46, the upper side of the dovetail sliding block 46 is connected with the upper end wall of the dovetail sliding groove 45 through an adjusting spring 48, when the adjusting electromagnets 49 are electrified, the reciprocating gear 35 is meshed with the upper side of the face gear 34, and when the adjusting electromagnets 49 are electrified, the reciprocating gear 35 is meshed with the lower side of the face gear 34.
Beneficially, the outer side cleaning assembly comprises a water pump 23 fixedly connected to the upper end wall of the transmission cavity 22 and dynamically connected to the driving shaft 13, a water inlet pipe 20 connected to the washing cavity 30 is connected to the left side of the water pump 23, water outlet pipes 37 symmetrically arranged in the front-back direction and extending rightward are connected to the upper side of the water pump 23, nozzles 38 are uniformly arranged on the inner sides of the water outlet pipes 37, support plates 25 are symmetrically and fixedly connected to the left and right sides of the lifting platform 43, clamping sliding grooves 40 are arranged on the inner sides of the support plates 25, clamping blocks 24 capable of clamping test tubes are symmetrically and slidably arranged in the clamping sliding grooves 40 in the front-back direction, clamping electromagnets 41 are arranged in the centers of the clamping sliding grooves 40, clamping iron blocks 39 matched with the clamping electromagnets 41 are arranged on the inner sides of the clamping blocks 24, and the outer side walls of the clamping sliding grooves 40, when the clamping electromagnet 41 is not electrified, the clamping block 24 loosens the test tube, the clamping spring 42 is in a normal stretching state, when the clamping electromagnet 41 is electrified, the clamping iron block 39 is attracted, the clamping spring 42 stretches, and the clamping block 24 clamps the upper side of the test tube.
In the initial state, the adjusting electromagnet 49 is not electrified, the adjusting spring 48 is in the normal stretching state, the reciprocating gear 35 is not meshed with the face gear 34, the clamping electromagnet 41 is not electrified, the clamping spring 42 is in the normal stretching state, the clamping block 24 releases the test tube, the lifting platform 43 is positioned at the uppermost side, the cleaning rod 29 is positioned at the lowermost side of the hollow supporting rod 26, the lifting sliding block 53 is positioned at the lowermost side of the lifting sliding groove 55, the lifting spring 54 is in the normal stretching state, the hairbrush 51 is not matched with the through hole 52, and the driven cleaning gear 28 is not meshed with the driving cleaning gear 17.
When the test tube cleaning device starts to work, clean water is guided into the cleaning cavity 30 from the water inlet 56, a used test tube is reversely buckled on the outer side of the hollow support rod 26, the clamping electromagnet 41 is electrified to attract the clamping iron block 39, the clamping spring 42 is stretched, the clamping block 24 slides inwards to clamp the upper side of the test tube, the motor 11 is started, the upper side adjusting electromagnet 49 is electrified to attract the adjusting iron block 47, the adjusting spring 48 is compressed, the reciprocating gear 35 is meshed with the upper side of the face gear 34, the motor 11 drives the driving shaft 13 to rotate, so that the water pump 23 is driven to work, water is sprayed out from the nozzle 38 from the cleaning cavity 30 through the water inlet pipe 20 and the water outlet pipe 37 to clean the outer side of the test tube, meanwhile, the driving shaft 13 drives the driving bevel gear 32 to rotate, so that the driven shaft 33 is driven to rotate, so that the driven, thereby driving the lifting screw rod 19 to rotate, thereby driving the lifting platform 43 and the hollow supporting rod 26 to slide downwards, when the cleaning rod 29 is matched with the fixed rod 31, the hollow supporting rod 26 slides downwards, the cleaning rod 29 and the lifting sliding block 53 are not moved, the lifting spring 54 is stretched, when the lifting platform 43 slides to the lowest side, the adjusting electromagnet 49 is powered off, because the reciprocating gear 35 is not meshed with the end face gear 34 under the action of the adjusting spring 48, the lifting sliding block 53 is positioned at the uppermost side of the lifting sliding groove 55, the cleaning rod 29 is positioned at the uppermost side of the hollow supporting rod 26, the brush 51 is matched with the through hole 52, the leftmost driven cleaning gear 28 is meshed with the driving cleaning gear 17, the driving shaft 13 drives the driving transmission gear 15 to rotate, thereby driving the driven transmission gear 16 to rotate, thereby driving the transmission shaft 14 to rotate, thereby driving the driving the, thereby driving the hollow supporting rod 26 to rotate and clean the inner wall of the test tube, after the cleaning is finished, the lower side adjusting electromagnet 49 is electrified to attract the adjusting iron block 47, the adjusting spring 48 is stretched, the reciprocating gear 35 is meshed with the lower side of the end face gear 34, thereby driving the lifting screw rod 19 to rotate reversely, thereby driving the lifting platform 43 and the hollow supporting rod 26 to move upwards, the driven cleaning gear 28 at the leftmost side is separated from the driving cleaning gear 17, the lifting slide block 53 slides to the lowermost side of the lifting slide groove 55 under the action of the lifting spring 54, the hollow supporting rod 26 is at the lowermost side when the cleaning rod 29 slides, the motor 11 stops when the lifting platform 43 slides to the uppermost side, the adjusting electromagnet 49 is powered off, the reciprocating gear 35 is not meshed with the end face gear 34 under the action of the adjusting spring 48, the clamping electromagnet 41 is powered off, the clamping block 24 slides, the device is reset.
The beneficial effects are that: the device simple structure, high durability and convenient operation, the device is at the during operation, will make used test tube back-off on hollow support rod, it drives test tube lapse to clean intracavity to press from both sides tight test tube upside back lift platform, the nozzle sprays water to the test tube outside simultaneously and cleans the test tube outer wall, brush and hollow support rod's the through-hole cooperation on the clean pole in the hollow support rod, the clean test tube inner wall of brush when hollow support rod rotates, clean completion back lift platform upwards slides, do not need the clean test tube of experimenter, use manpower sparingly and experimental time, reduce the damage of experimental device, reduce experiment danger degree.
The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.
Claims (5)
1. The utility model provides a test bench that contains tube cleaning function, includes that the right side contains the base member of laboratory bench face, its characterized in that: a cleaning cavity is arranged in the base body, a water inlet and a water outlet are respectively arranged at the upper end and the lower end of the left side of the cleaning cavity, an inner side cleaning component is arranged in the cleaning cavity, a transmission cavity is arranged at the upper end of the left side of the cleaning cavity, a transmission component is arranged in the transmission cavity, an outer side cleaning component for cleaning the outer wall of a test tube is arranged at the right side of the transmission cavity, a lifting screw rod which extends downwards to the cleaning cavity and the lower side of which contains a limiting block is rotatably arranged at the lower end wall of the transmission cavity, a lifting platform which is in threaded fit with the lifting screw rod is slidably arranged at the right end wall of the cleaning cavity, four hollow support rods which are communicated with the cleaning cavity and contain through holes at the periphery are uniformly rotatably arranged on the lifting platform, a lifting sliding groove is arranged inside, evenly be equipped with around the clean pole can with through-hole complex brush, the lifting slide downside with the terminal wall passes through lifting spring and connects under the lifting slide groove, fixed mounting is located on the hollow support pole lifting platform downside and intermeshing's driven clean gear, wash chamber terminal wall fixed mounting down have respectively with hollow support pole center complex upside is the dead lever of circular arc, it still is equipped with to be located to wash the intracavity the left drive assembly of inboard clean subassembly.
2. Test bench with tube washing function according to claim 1, characterized in that: drive assembly include with wash chamber lower extreme wall fixed connection's motor, motor upside power connection has upwards to extend to the drive shaft in transmission chamber, wash the intracavity be equipped with drive shaft fixed connection's initiative drive gear, wash chamber lower extreme wall and rotate and install and be located the transmission shaft on drive shaft right side, on the transmission shaft fixed mounting have with initiative drive gear meshing's driven drive gear and be located ability and the leftmost side of driven drive gear upside the clean gear of initiative of driven clean gear meshing.
3. Test bench with tube washing function according to claim 2, characterized in that: the transmission assembly comprises a driving bevel gear fixedly connected with the driving shaft, the lower end wall of the transmission cavity is fixedly connected with a supporting block between the driving shaft and the lifting screw, a driven shaft is rotatably mounted on the supporting block, the left side of the driven shaft is fixedly connected with a driven bevel gear meshed with the driving bevel gear, the right side of the driven shaft is fixedly connected with an end face gear, a spline shaft connected with the upper side of the lifting screw through a spline sleeve is arranged in the transmission cavity, and the upper side of the spline shaft is fixedly connected with a reciprocating gear meshed with the end face gear.
4. Test bench with tube washing function according to claim 3, characterized in that: the drive assembly is still including being located the forked tail sliding tray of transmission chamber right-hand member wall, slide in the forked tail sliding tray be equipped with the left side with the integral key shaft passes through the forked tail sliding block that the bearing is connected, the end wall symmetry is equipped with the regulation electro-magnet about the forked tail sliding tray, forked tail sliding block right side be equipped with adjust electro-magnet complex regulation iron plate, forked tail sliding block upside with forked tail sliding tray upper end wall passes through adjusting spring and connects.
5. Test bench with tube washing function according to claim 2, characterized in that: the clean subassembly in outside include with transmission chamber upper end wall fixed connection respectively and with the water pump that drive shaft power is connected, the water pump left side be connected with wash the inlet tube that the chamber is connected, the water pump upside is connected with the outlet pipe that the symmetry set up and extend right around, the outlet pipe inboard evenly is equipped with the nozzle, the symmetrical fixedly connected with backup pad in lift platform left and right sides, the backup pad inboard is equipped with presss from both sides tight sliding tray, it is equipped with the tight piece of clamp that can press from both sides tight test tube to press from both sides the symmetrical slip around in the tight sliding tray, press from both sides tight sliding tray center and be equipped with and press from both sides tight electromagnet, press from both sides tight piece inboard be equipped with press from both sides tight electromagnet complex and press from both.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010680947.7A CN111744911A (en) | 2020-07-15 | 2020-07-15 | Test bench that contains test tube cleaning function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010680947.7A CN111744911A (en) | 2020-07-15 | 2020-07-15 | Test bench that contains test tube cleaning function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111744911A true CN111744911A (en) | 2020-10-09 |
Family
ID=72711760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010680947.7A Withdrawn CN111744911A (en) | 2020-07-15 | 2020-07-15 | Test bench that contains test tube cleaning function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111744911A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112477477A (en) * | 2021-01-12 | 2021-03-12 | 宁波大学 | Self-cleaning telescopic blackboard device |
| CN114226110A (en) * | 2021-12-15 | 2022-03-25 | 深圳市嘉海辉电子科技有限公司 | Electronic component processing equipment with testing function and using method thereof |
-
2020
- 2020-07-15 CN CN202010680947.7A patent/CN111744911A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112477477A (en) * | 2021-01-12 | 2021-03-12 | 宁波大学 | Self-cleaning telescopic blackboard device |
| CN114226110A (en) * | 2021-12-15 | 2022-03-25 | 深圳市嘉海辉电子科技有限公司 | Electronic component processing equipment with testing function and using method thereof |
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Application publication date: 20201009 |