CN2328258Y - Lift multiple plate electric dust-cleaning blackboard - Google Patents
Lift multiple plate electric dust-cleaning blackboard Download PDFInfo
- Publication number
- CN2328258Y CN2328258Y CN 98220959 CN98220959U CN2328258Y CN 2328258 Y CN2328258 Y CN 2328258Y CN 98220959 CN98220959 CN 98220959 CN 98220959 U CN98220959 U CN 98220959U CN 2328258 Y CN2328258 Y CN 2328258Y
- Authority
- CN
- China
- Prior art keywords
- blackboard
- rail
- blackboard eraser
- motor
- electric dust
- Prior art date
- 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.)
- Expired - Fee Related
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- Drawing Aids And Blackboards (AREA)
Abstract
The utility model relates to a lifting multiple format electric dust-absorbing blackboard. The utility model is provided with two vertical guiding rails and a plurality of blackboard bodies arranged in the guiding rails. The upper part of each guiding rail is provided with a rolling shaft driven by an electric motor, and the blackboard bodies are hung on the rolling shafts through slings. The middle parts and the lower ends of the two guiding rails are provided with an upper lateral rail and a lower lateral rail, the two lateral rails are provided with a vertical rail provided with a blackboard eraser, a blackboard eraser driving device which drives the blackboard eraser to move upwards and downwards is arranged in the vertical rail, and a vertical rail driving device which drives the vertical rail of the blackboard eraser to laterally move backwards and forwards is arranged in the upper later rail. The utility model has the advantages of high automatization degree and has the advantages that labor intensity of teachers is reduced, a teaching effect is improved, teaching environment is improved.
Description
The utility model belongs to reusable writing blackboard technical field.
Present general blackboard for education, the teacher needs often erase the board with blackboard eraser during use, not only influences operating efficiency, and pollutes teaching environment, does not utilize the student to carry out complete notes.For addressing the above problem, the patent No. is how 90214961 automatic control lifting has proposed a kind of new scheme with dustless blackboard for education, but it manufactures the cost height, operation inconvenience.
The purpose of this utility model provides several face electric dust absorption blackboards of lift of a kind of automaticity height, easy to use, no dust pollution.
The technical solution of the utility model is: it has two vertical guide rails and is installed in the interior polylith blackboard body of guide rail, and the top of two guide rails is equipped with the roller bearing by driven by motor consistent with blackboard body quantity, and blackboard body is suspended on the roller bearing by hoist cable.Middle part and lower end at two perpendicular rails are separately installed with traverse rod and following traverse rod, by upper and lower leg and support wheel the perpendicular rail of a blackboard eraser are installed on this two traverse rod, on the perpendicular rail of blackboard eraser blackboard eraser are housed.In last traverse rod, be equipped with and drive the perpendicular rail drive unit that the perpendicular rail of blackboard eraser laterally moves, in the perpendicular rail of blackboard eraser, be equipped with and drive the blackboard eraser drive unit that blackboard eraser moves up and down.
The utlity model has following advantage: the one, the automaticity height can be wiped the content on the blackboard automatically, alleviates teachers work intensity, increases work efficiency; The 2nd, the hand-deliver of several plates is for using, and the writing on the blackboard content of whole course can repeat, and promptly makes things convenient for the teacher to conclude summary and is beneficial to the student again and carries out complete notes; The 3rd, pick-up performance is good, can improve teaching environment greatly, and it is healthy to be beneficial to teachers and students; Four are to use easy to maintenancely, and cost is low, is convenient to promote in big, middle and primary schools.
Below in conjunction with accompanying drawing structure of the present utility model and operation principle are further described.
Fig. 1 is the utility model front view;
Fig. 2 is the internal structure schematic diagram of blackboard guide rail;
Fig. 3 is the internal structure schematic diagram of perpendicular rail;
Fig. 4 is the scheme of installation of roller bearing;
Fig. 5 is the front view of blackboard body;
Fig. 6 is a structural representation of going up traverse rod;
Fig. 7 is following traverse rod structural representation;
Fig. 8 is the structural representation of blackboard eraser.
In the embodiment that accompanying drawing provides, the utlity model has the vertical guide 1 of two flute profiles, the top of guide rail 1 is equipped with 3 roller bearings 6 by mount pad 10, be equipped with on the guide rail 1 and drive motor 30 and the brake solenoid 31 that roller bearing 6 rotates, brake wheel 32 is equipped with in the end of roller bearing 6, and overhead guard 33 is equipped with in the upper end of guide rail 1.3 blackboard bodies 5 are housed in the cell body of guide rail 1, and roller 35 is equipped with in the bottom that has suspension ring 34, two frames on the upper side frame of blackboard body 5, and every blackboard body 5 respectively is suspended on separately the roller bearing 6 by two hoist cables 29, drives its liftings by motor 30 by roller bearing 6.The limit switch that touches by blackboard body 5 also is equipped with on perpendicular rail 1 top therein.In the bottom of guide rail 1 spring leaf 9 is housed, a blackboard body 5 that is used for falling compresses, and is beneficial to write.Middle part and lower end at two guide rails 1 are separately installed with traverse rod 3 and a following traverse rod 4 on one, and the perpendicular rail 2 of blackboard eraser is installed on traverse rod 3 and the following traverse rod 4 by fixed thereon, the last leg 23 and the lower support leg 27 of lower end and the support wheel 28 that is fixed on the leg.In the perpendicular rail 2 of blackboard eraser, be equipped with and drive the blackboard eraser drive unit that blackboard eraser 7 moves up and down, this device comprises the slide rail 13 that is fixed in the perpendicular rail cover plate 11, be set with sliding sleeve 15 on the slide rail 13, on the perpendicular rail cover plate 11 motor 21 and adhesive tape driven pulley 14 are installed also, on the driving wheel 22 of motor 21 axle heads and the adhesive tape driven pulley 14 profile of tooth synchronous belt 12 is housed, the blackboard eraser guide rod 17 that the tape splice piece 16 that is used for fixing tape splice is housed on sliding sleeve 15 and is used to install blackboard eraser 7 also is equipped with spring 19 and spring bearer plate 18 on the blackboard eraser guide rod.The limit switch 20 of control blackboard eraser displacement also is housed on perpendicular rail cover body 11.In last traverse rod 3, be equipped with and drive the perpendicular rail drive unit that the perpendicular rail 2 of blackboard eraser laterally moves back and forth, this device comprises the motor 36 that is installed in traverse rod 3 one ends and the adhesive tape driven pulley 38 of the other end, on the driving wheel on this driven pulley 38 and the motor shaft profile of tooth synchronous belt 37 is installed, the joint of adhesive tape 37 is fixed on and is installed on the perpendicular rail on the tape splice piece 25 on the leg 23.The limit switch 39 of perpendicular rail 2 displacements of restriction blackboard eraser is installed in last traverse rod 3 tops.Blackboard eraser 7 includes support 42, be installed in the motor that has blast fan 41 of support 42 1 ends and be installed in the dust hood 44 of support 42 other ends, is equipped with on the dust hood 44 to be used for dustproof stretchy nylon sheet, and there is the outer cover 40 that is contained on the support 42 motor 41 outsides.On dust hood 44, dust-catching board 46 is installed, non-return sheet 45 is housed on the hole of dust-catching board 46, also be equipped with on the support 42 and wipe head-shield 26, make 44 of dust-catching board 46 and dust hoods form dust-storage chamber by axle.The outside of dust-catching board 46 is equipped with the hair drill bit 24 that contacts with blackboard surface.Be fixed with installing rack 43 on the support 42, be used for blackboard eraser 7 is installed in blackboard eraser guide rod 17.The electric cabinet 8 of each machine operation of control also is installed on the guide rail 1 of a side, and electric cabinet 8 connects a joystick that has button on it by cable, is used to handle the lifting of blackboard body and moving of blackboard eraser.
Claims (6)
1, several face electric dust absorption blackboards of a kind of lift, have two vertical guide rails (1) and be installed in the interior polylith blackboard body (5) of guide rail (1), it is characterized in that: the top of two guide rails (1) is equipped with the roller bearing (6) by motor (30) drive consistent with blackboard body (5) quantity, and blackboard body (5) is suspended on the roller bearing (6) by hoist cable (29); Middle part and lower end at two guide rails (1) are separately installed with traverse rod (3) and following traverse rod (4), upward the perpendicular rail (2) of a blackboard eraser is installed at this two traverse rod (3) (4) by upper and lower leg (23) (27) and support wheel (28), blackboard eraser erects blackboard eraser (7) is housed on the rail (2), in last traverse rod (3), be equipped with and drive the perpendicular rail drive unit that the perpendicular rail (2) of blackboard eraser laterally moves, in the perpendicular rail (2) of blackboard eraser, be equipped with and drive the blackboard eraser drive unit that blackboard eraser (7) moves up and down.
2, several face electric dust absorption blackboards of lift according to claim 1 is characterized in that being equipped with in the bottom of guide rail (1) spring leaf (9) that blackboard body (5) is compressed.
3, several face electric dust absorption blackboards of lift according to claim 1, it is characterized in that the blackboard eraser drive unit comprises the slide rail (13) that is fixed in the perpendicular rail cover plate (11), sliding sleeve (15) is housed on the slide rail (13), on the perpendicular rail cover plate (11) motor (21) and adhesive tape driven pulley (14) are installed also, on the driving wheel (22) of motor (21) axle head and the adhesive tape driven pulley (14) profile of tooth synchronous belt (12) is housed, on sliding sleeve (15), is fixed with and is used to the blackboard eraser guide rod (17) the tape splice piece (16) of adhesive tape (12) joint being installed and being used to install blackboard eraser (7).
4, several face electric dust absorption blackboards of lift according to claim 1, it is characterized in that perpendicular rail drive unit comprises the motor (36) that is installed in traverse rod (3) one ends and the adhesive tape driven pulley (38) of the other end, on the driving wheel on this driven pulley (38) and the motor shaft profile of tooth synchronous belt (37) is installed, the joint of adhesive tape is fixed on and is installed on the perpendicular rail on the tape splice piece (25) on the leg (23).
5, several face electric dust absorption blackboards of lift according to claim 1, it is characterized in that blackboard eraser (7) comprises support (42), is installed in the motor that has blast fan (41) of support (42) one ends and is installed in support (42) dust hood (44) and the hair drill bit (48) of end in addition, outer cover (40) is equipped with in motor (41) outside, and installing rack (43) is housed on the support (42).
6, several face electric dust absorption blackboards of lift according to claim 1 is characterized in that 3 blackboard bodies (5) are housed in guide rail (1), and roller (35) is equipped with in the bottom of every blackboard body (5) two frames.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98220959 CN2328258Y (en) | 1998-04-28 | 1998-04-28 | Lift multiple plate electric dust-cleaning blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98220959 CN2328258Y (en) | 1998-04-28 | 1998-04-28 | Lift multiple plate electric dust-cleaning blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2328258Y true CN2328258Y (en) | 1999-07-14 |
Family
ID=33972629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 98220959 Expired - Fee Related CN2328258Y (en) | 1998-04-28 | 1998-04-28 | Lift multiple plate electric dust-cleaning blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2328258Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106724085A (en) * | 2016-12-21 | 2017-05-31 | 重庆名风家俱有限公司 | Multifunction wardrobe |
-
1998
- 1998-04-28 CN CN 98220959 patent/CN2328258Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106724085A (en) * | 2016-12-21 | 2017-05-31 | 重庆名风家俱有限公司 | Multifunction wardrobe |
| CN106724085B (en) * | 2016-12-21 | 2018-10-16 | 重庆名风家俱有限公司 | Multifunction wardrobe |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |