CN204955866U - Electric dust -absorbing blackboard eraser - Google Patents
Electric dust -absorbing blackboard eraser Download PDFInfo
- Publication number
- CN204955866U CN204955866U CN201520738165.9U CN201520738165U CN204955866U CN 204955866 U CN204955866 U CN 204955866U CN 201520738165 U CN201520738165 U CN 201520738165U CN 204955866 U CN204955866 U CN 204955866U
- Authority
- CN
- China
- Prior art keywords
- blackboard eraser
- dust
- main body
- chamber
- eraser main
- 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
Links
Landscapes
- Electrostatic Separation (AREA)
Abstract
The utility model relates to an electric dust -absorbing blackboard eraser, including blackboard eraser main part, extension bar, blackboard eraser bottom plate, directly over the extension bar is located the blackboard eraser main part, and articulated through the pin between the blackboard eraser main part, and extension bar and blackboard eraser plane can be certain contained angle for more easily to the blackboard application of force in user's use, and then improve the efficiency of the board of blacking, under the blackboard eraser bottom plate is located the blackboard eraser main part, and link firmly mutually between the blackboard eraser main part, the blackboard eraser main part includes left cavity, well cavity and right cavity, and a lithium cell is installed to left cavity, can improve the energy for electronic blackboard eraser, and four dust absorption fan are installed to well cavity, and a dust -collecting box has been arranged to right cavity, and right cavity right side is provided with filter screen and venthole for the efflux of gas. The utility model discloses simple structure, facilitate the use the facilitate promotion, wipe effectually, can also reduce the user and to the soakage of dust, guarantee personal safety, very big improvement teachers and students' classroom teaching environment.
Description
Technical field
The utility model relates to realia field, particularly relates to a kind of electric dust absorption blackboard eraser.
Background technology
In teaching process, blackboard, chalk and blackboard eraser are very common realias.The blackboard eraser of conventional teaching in use chalk dust can fly upward everywhere, had a strong impact on the healthy of teacher and distance classmate, and existing dust absorption blackboard eraser exists complex structure, expensive, charging is frequent and use the defects such as inconvenient.For above situation, the utility model proposes a kind of electric dust absorption blackboard eraser, structure is simple, cost of manufacture is low, can effective dust adsorption for a long time, can improve user's comfort, protection user health simultaneously.
Summary of the invention
In order to make up the deficiencies in the prior art, the utility model provides a kind of electric dust absorption blackboard eraser, can effective dust adsorption, improves user's comfort, protection user health.
The utility model will solve its technical problem and realize by the following technical solutions.
A kind of electric dust absorption blackboard eraser, comprises blackboard eraser main body, extension bar, blackboard eraser base plate, it is characterized in that: described extension bar is positioned at directly over blackboard eraser main body, and pass through pin-hinges between extension bar and blackboard eraser main body; Described blackboard eraser base plate is positioned at immediately below blackboard eraser main body, and blackboard eraser base plate is by being connected mutually between bolt with blackboard eraser main body; Wherein:
Described blackboard eraser main body comprises left chamber, middle chamber and right chamber; Described left chamber comprises lithium battery, power supply slip lid and USB jack; Described lithium battery is positioned at left chamber, and lithium battery provides energy for electric dust absorption blackboard eraser, can keep the duty of long period, reduces blackboard eraser charging times; Described power supply slip lid is positioned at directly over left chamber, and power supply slip lid and blackboard eraser main body are slidably connected, and are convenient to opening power slip lid, changes the lithium battery in left chamber; Described USB jack is positioned at left chamber's left side edge, and the USB charging wires such as mobile phone can use USB jack to charge to lithium battery; Described middle chamber comprises adapter sleeve, two fixed bars, four motors and four dust absorption fans; Described adapter sleeve is positioned at above middle chamber, and is connected mutually between adapter sleeve with blackboard eraser main body; Two described fixed bars are positioned at middle chamber inside, and are connected mutually between two fixed bars and blackboard eraser main body; Four described motors are positioned at above fixed bar, and four motors are by being connected mutually between bolt with two fixed bars; Four described dust absorption fans are connected respectively with between four motors mutually, and the air stream formed when dust absorption fan rotates can flow into right chamber along blackboard eraser main body, is then flowed out by venthole; Described right chamber comprises dust collection cover, venthole, screen pack and dust-collecting box; Described dust collection cover is positioned at directly over right chamber, and dust collection cover and blackboard eraser main body are slidably connected; Described venthole is positioned on the right side of right chamber; Described screen pack is close to venthole front, for avoiding dust leakage; Described dust-collecting box is open type arc box body, and dust-collecting box is placed in right chamber, effectively can collect dust.
Described extension bar comprises hollow cylindrical bar, shift knob and magnetic adsorbing block; Described cylindrical bar one end is that class is spherical, and the class ball-shaped end of cylindrical bar is provided with circular port; Described shift knob is positioned at cylindrical bar top, and shift knob is cylindrical, and person easy to use opens or closes dust absorption fan; Described magnetic adsorbing block is positioned at cylindrical bar top, is connected mutually between magnetic adsorbing block with cylindrical bar, and magnetic adsorbing block is long arc shape, and magnetic adsorbing block is adsorbable in magnet board surface.
Described blackboard eraser base plate comprises three installing plates, three wiper rail, grillage, manhole and air suction openings; Three described installing plates are class cuboid, and installing plate is by being connected mutually between bolt with grillage; Be connected mutually between described wiper rail and installing plate; Described manhole is positioned at the grillage left and right sides, and manhole is the structure of square formation arrangement, and between manhole, the distance of the manhole diameter in interval can effectively improve dust absorbing rate; Described air suction opening is that a big hole and four small sircle holes are combined into, and air suction opening is positioned in the middle of grillage, and dust suction area is larger.
Described venthole is strip through hole.
Be provided with a L-type handle inside described dust-collecting box, be conducive to clearing up dust-collecting box.
Four described dust absorption fans are turbine fan, effectively can improve pick-up performance.
An arc draw ring is provided with above described dust collection cover.
The beneficial effects of the utility model are:
(1) electric dust absorption blackboard eraser, adopts turbine fan operation, effectively can improve pick-up performance, reduces the injury of dust to teacher and student.
(2) electric dust absorption blackboard eraser, adopts lithium battery as the energy source of dust suction work, can keep long duty, reduce electric dust absorption blackboard eraser charging times.
(3) a kind of electric dust absorption blackboard eraser, blackboard eraser main body arranges extension bar, the classmate making height lower also easily can wipe the top of blackboard, simultaneously, free to rotate for extension bar, user is erased the board easier to blackboard eraser force in process, and then improve the efficiency erased the board.
(4) electric dust absorption blackboard eraser, is provided with magnetic adsorbing block at extension bar end, and because existing blackboard 95% band is magnetic, electric dust-cleaning blackboard is adsorbed in the magnetic blackboard surface of band by magnetic adsorbing block, improves blackboard eraser property easy to use.
(5) electric dust absorption blackboard eraser, the grillage left and right sides of blackboard eraser is provided with multiple evenly distributed manhole, improves pick-up performance.
(6) electric dust absorption blackboard eraser, has the features such as simple, the easy to operate and cost of manufacture of structure is low, and it can effective dust adsorption, and protection user health, can improve user's comfort simultaneously.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is perspective view of the present utility model;
Fig. 2 is the sectional view of the utility model blackboard eraser main body;
Fig. 3 is the perspective view of the utility model extension bar;
Fig. 4 is the perspective view of the utility model blackboard eraser base plate;
Fig. 5 is the perspective view of the utility model dust-collecting box.
1. blackboard eraser main bodys in figure, 2. extension bar, 3. blackboard eraser base plate, 101. adapter sleeve, 102. arc draw rings, 103. screen pack, 104a. left chamber, 104b. middle chamber, the right chamber of 104c., 105. fan, 106. motor, 107. fixed bar, 108. lithium battery, 109. power supply slip lids, 110.USB jack, 111. dust collection cover, 112. venthole, 113. dust-collecting box, 114.L type handle, 201. cylindrical bar, 202. shift knob, 203. circular port, 204. magnetic adsorbing block, 301. installing plate, 302. wiper rail, 303. grillage, 304. manhole, 305. air suction opening.
Specific embodiment
The technological means realized to make the present invention, creation characteristic, reaching object and effect is easy to understand, below in conjunction with concrete diagram, setting forth the present invention further.
As shown in Figures 1 to 5, a kind of electric dust absorption blackboard eraser, comprises blackboard eraser main body 1, extension bar 2, blackboard eraser base plate 3, it is characterized in that: described extension bar 2 is positioned at directly over blackboard eraser main body 1, and passes through pin-hinges between extension bar 2 and blackboard eraser main body 1; Described blackboard eraser base plate 3 is positioned at immediately below blackboard eraser main body 1, and blackboard eraser base plate 3 is by being connected mutually between bolt with blackboard eraser main body 1; Wherein:
Described blackboard eraser main body 1 comprises left chamber 104a, middle chamber 104b and right chamber 104c; Described left chamber 104a comprises lithium battery 108, power supply slip lid 109 and USB jack 110; Described lithium battery 108 is positioned at left chamber 104a, and lithium battery 108 provides energy for electric dust absorption blackboard eraser, can keep the duty of long period, reduces blackboard eraser charging times; Described power supply slip lid 109 is positioned at directly over left chamber 104a, and power supply slip lid 109 and blackboard eraser main body 1 are slidably connected, and are convenient to opening power slip lid 109, changes the lithium battery 108 in left chamber 104a; Described USB jack 110 is positioned at left chamber 104a left side edge, and the USB charging wires such as mobile phone can use USB jack 110 pairs of lithium batteries 108 to charge; Described middle chamber 104b comprises adapter sleeve 101, two fixed bars 107, four motors 106 and four fans 105; Described adapter sleeve 101 is positioned at above middle chamber 104b, and is connected mutually between adapter sleeve 101 with blackboard eraser main body 1; It is inner that two described fixed bars 107 are positioned at middle chamber 104b, and be connected mutually between fixed bar 107 with blackboard eraser main body 1; Four described motors 106 are positioned at above fixed bar 107, and four motors 106 are by being connected mutually between bolt with two fixed bars 107; Four described dust absorption fans 105 are connected respectively with between four motors 106 mutually, and the air stream formed when dust absorption fan 105 rotates can flow into right chamber 104c along blackboard eraser main body 1, is then flowed out by venthole 112; Described right chamber 104c comprises dust collection cover 111, venthole 112, screen pack 103 and dust-collecting box 113; Described dust collection cover 111 is positioned at directly over right chamber 104c, and dust collection cover 111 and blackboard eraser main body 1 are slidably connected; Described venthole 112 is positioned on the right side of right chamber 104c; Described screen pack 103 is close to venthole 112 front, for avoiding dust leakage; Described dust-collecting box 113 is open type arc box body, and dust-collecting box 113 is placed in right chamber 104c, effectively can collect dust.
Described extension bar 2 comprises hollow cylindrical bar 201, shift knob 202 and magnetic adsorbing block 204; Described cylindrical bar 201 one end is that class is spherical, and the class ball-shaped end of cylindrical bar 201 is provided with circular port 203; Described shift knob 202 is positioned at cylindrical bar 201 top, and shift knob 202 is cylindrical, and person easy to use opens or closes dust absorption fan; Described magnetic adsorbing block 204 is positioned at cylindrical bar 201 top, is connected mutually between magnetic adsorbing block 204 with cylindrical bar 201, and magnetic adsorbing block 204 is long arc shape, and magnetic adsorbing block 204 is adsorbable in magnet board surface.
Described blackboard eraser base plate 3 comprises three installing plates 301, three wiper rail 302, grillage 303, manhole 304 and air suction openings 305; Described three installing plates 301 are class cuboid, and installing plate 301 by bolt and grillage 303 between be connected mutually; Be connected mutually between described wiper rail 302 and installing plate 301; Described manhole 304 is positioned at grillage 303 left and right sides, and the structure that manhole 304 arranges for square formation, between manhole 304, the distance of manhole 304 diameter in interval, can effectively improve dust absorbing rate; Described air suction opening 305 is that a big hole and four small sircle holes are combined into, and air suction opening 305 is positioned in the middle of grillage 303, and dust suction area is larger.
Described venthole 112 is strip through hole.
Be provided with a L-type handle 114 inside described dust-collecting box 113, be conducive to clearing up dust-collecting box 113.
Described four dust absorption fans 105 are turbine fan, effectively can improve pick-up performance.
An arc draw ring 102 is provided with above described dust collection cover 111.
During work, press shift knob 202, make electric dust absorption blackboard eraser in running order, user holds extension bar 2, the blackboard eraser base plate 3 of electric dust absorption blackboard eraser is positioned over the chalk trace place needing wiping, carry out wiping, wiping terminates rear powered-down, the magnetic adsorbing block 204 of extension bar 2 is positioned over correct position place, blackboard surface; When 113 dust are more in dust-collecting box, hold arc draw ring 102 and open dust collection cover 111, dust-collecting box 113 is taken out from right chamber 104c, dust in light popping-up box, then dust-collecting box 113 is replaced; If electric dust absorption blackboard eraser power supply is not enough, charging wire one end can be connected USB jack 110, connection classroom, one end interpolation block, charges, or opening power slip lid 109, is taken out by lithium battery 108 and charges.
More than show and describe general principle of the present utility model, principal character and advantage.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; description in above-described embodiment and description principle of the present utility model is just described; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (5)
1. an electric dust absorption blackboard eraser, comprise blackboard eraser main body (1), extension bar (2), blackboard eraser base plate (3), it is characterized in that: described extension bar (2) is positioned at directly over blackboard eraser main body (1), and passes through pin-hinges between extension bar (2) and blackboard eraser main body (1); Described blackboard eraser base plate (3) is positioned at immediately below blackboard eraser main body (1), and blackboard eraser base plate (3) is by being connected mutually between bolt with blackboard eraser main body (1); Wherein:
Described blackboard eraser main body (1) comprises left chamber (104a), middle chamber (104b) and right chamber (104c); Described left chamber (104a) comprises lithium battery (108), power supply slip lid (109) and USB jack (110); Described lithium battery (108) is positioned at left chamber (104a); Described power supply slip lid (109) is positioned at directly over left chamber (104a), and power supply slip lid (109) and blackboard eraser main body (1) are slidably connected; Described USB jack (110) is positioned at left chamber (104a) left side edge; Described middle chamber (104b) comprises adapter sleeve (101), two fixed bars (107), four motors (106) and four dust absorption fans (105); Described adapter sleeve (101) is positioned at middle chamber (104b) top, and is connected mutually between adapter sleeve (101) with blackboard eraser main body (1); It is inner that two described fixed bars (107) are positioned at middle chamber (104b), and be connected mutually between two fixed bars (107) and blackboard eraser main body (1); Four described motors (106) are by being connected mutually between bolt with two fixed bars (107); Four described dust absorption fans (105) are connected respectively with between four motors (106) mutually; Described right chamber (104c) comprises dust collection cover (111), venthole (112), screen pack (103) and dust-collecting box (113); Described dust collection cover (111) is positioned at directly over right chamber (104c), and dust collection cover (111) and blackboard eraser main body (1) are slidably connected; Described venthole (112) is positioned at right chamber (104c) right side; Described screen pack (103) is close to venthole (112) front; Described dust-collecting box (401) is open type arc box body, and dust-collecting box (113) is placed in right chamber (104c),
Described extension bar (2) comprises hollow cylindrical bar (201), shift knob (202) and magnetic adsorbing block (204); Described cylindrical bar (201) one end is that class is spherical, and the class ball-shaped end of cylindrical bar (201) is provided with circular port (203); Described shift knob (202) is positioned at cylindrical bar (201) top, and shift knob (202) is for cylindrical; Described magnetic adsorbing block (204) is positioned at cylindrical bar (201) top, is connected mutually between magnetic adsorbing block (204) with cylindrical bar (201), and magnetic adsorbing block (204) is long arc shape,
Described blackboard eraser base plate (3) comprises three installing plates (301), three wiper rail (302), grillage (303), manhole (304) and air suction openings (305); Three described installing plates (301) are class cuboid, and installing plate (301) is by being connected mutually between bolt with grillage (303); Be connected mutually between described wiper rail (302) and installing plate (301); Described manhole (304) is positioned at grillage (303) left and right sides, and the structure that manhole (304) arranges for square formation, the distance of manhole (304) diameter in interval between manhole (304); Described air suction opening (305) is that a big hole and four small sircle holes are combined into, and air suction opening (305) is positioned in the middle of grillage (303).
2. a kind of electric dust absorption blackboard eraser according to claim 1, is characterized in that: described venthole (112) is strip through hole.
3. a kind of electric dust absorption blackboard eraser according to claim 1, is characterized in that: described dust-collecting box (113) inner side is provided with a L-type handle (114).
4. a kind of electric dust absorption blackboard eraser according to claim 1, is characterized in that: four described dust absorption fans (105) are turbine fan.
5. a kind of electric dust absorption blackboard eraser according to claim 1, is characterized in that: described dust collection cover (111) top is provided with an arc draw ring (102).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520738165.9U CN204955866U (en) | 2015-09-22 | 2015-09-22 | Electric dust -absorbing blackboard eraser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520738165.9U CN204955866U (en) | 2015-09-22 | 2015-09-22 | Electric dust -absorbing blackboard eraser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204955866U true CN204955866U (en) | 2016-01-13 |
Family
ID=55050954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520738165.9U Expired - Fee Related CN204955866U (en) | 2015-09-22 | 2015-09-22 | Electric dust -absorbing blackboard eraser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204955866U (en) |
-
2015
- 2015-09-22 CN CN201520738165.9U patent/CN204955866U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204955866U (en) | Electric dust -absorbing blackboard eraser | |
| CN204451767U (en) | A kind of Multifunctional dust collecting eraser | |
| CN205033815U (en) | Environment -friendly blackboard eraser | |
| CN205033817U (en) | Electric dust -removing blackboard eraser | |
| CN201552925U (en) | Dust collecting blackboard eraser without rope | |
| CN203293783U (en) | Dust-absorbing chalkboard eraser | |
| CN201220559Y (en) | Electric dust-absorbing blackboard eraser | |
| CN202498916U (en) | Dust-absorbing blackboard eraser | |
| CN201572766U (en) | Blackboard eraser cleaning device | |
| CN202862951U (en) | Dust absorption blackboard eraser | |
| CN203142198U (en) | Dust-free blackboard eraser | |
| CN201951113U (en) | Blackboard eraser with dust collector | |
| CN201456824U (en) | Electric dust-suction blackboard eraser | |
| CN203126302U (en) | Dust-removing eraser | |
| CN201824743U (en) | Dust absorption blackboard eraser | |
| CN205705888U (en) | The greyish black blackboard eraser of chargeable suction | |
| CN214355225U (en) | Electrostatic dust absorption environment-friendly blackboard eraser | |
| CN208774355U (en) | A kind of vocational training multi-functional blackboard | |
| CN202557135U (en) | Dust-collecting blackboard eraser | |
| CN202517966U (en) | Solar dust-collecting blackboard eraser | |
| CN202517969U (en) | Electric dust adsorption blackboard eraser | |
| CN206678654U (en) | A kind of blackboard eraser clamping device with dust absorption function | |
| CN206030898U (en) | Dust absorbing blackboard eraser | |
| CN202782309U (en) | Chalk dust collector | |
| CN201484004U (en) | Environment-friendly blackboard eraser |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160113 Termination date: 20160922 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |