CN207120593U - Hand rotating wipes word one environment friendly blackboard - Google Patents

Abstract

A kind of hand rotating wipes word one environment friendly blackboard, belongs to teaching equipment field, and the lower end of its pillar is fixed on heel brace, there is rotation hole at upper middle part, and there is lower screw the upper end of pillar；The horizontal manufacture of the upper end of upper support has rotation hole, lower end to have upper screw；Lower screw and lower threaded connection, upper screw and upper threaded connection；Belt type blackboard is set with the sturdy part of the rotating roller in rotating roller and pillar in upper support；Belt type blackboard be arranged on classroom in face student be the front of blackboard, be close to locular wall while be blackboard the back side；Fixed outer wiping is installed outside the back side of belt type blackboard, the inside is provided with inside casing.Hand rotating wipe word one environment friendly blackboard it is simple for structure, manufacture and it is easy to use; integrate the automatic function of wiping with blackboard, do not fly the chalk dust flutterred during automatic blackboard cleaning, protect the environmentally-friendly sanitary in classroom; make the vertical and horizontal standard of writing again, improve quality of instruction.

Description

Hand rotating wipes word one environment friendly blackboard

Technical field

A kind of hand rotating that the utility model is related to the blackboard field of teaching wipes word one environment friendly blackboard.

Background technology

At present, teacher says that the blackboard used class hour is erased the board manually using blackboard eraser.When erasing the board manually, chalk dust Dust it is big, the health to the people to erase the board causes harm.Therefore, we pass through years of researches and practice, design Rotary assembled blackboard chalk dust and that the writing on blackboard can be wiped for not flying to flutter when erasing the board is gone out.

The content of the invention

The purpose of this utility model be to provide a kind of hand rotating, the hand rotating wiped of word on blackboard can be wiped Word one environment friendly blackboard.

To achieve the above object, it is mainly black including belt to wipe word one environment friendly blackboard for hand rotating described in the utility model Plate, rotating roller, inside casing, fixed outer wiping, pillar, heel brace, upper support, lower screw, upper screw, adjustment bolt；

The lower end of pillar is fixed on heel brace, and the horizontal manufacture at the upper middle part of pillar has rotation hole, the upper end manufacture of pillar There is lower screw；The horizontal manufacture of the upper end of upper support has rotation hole, and the lower end manufacture of upper support has upper screw；Below adjustment bolt The lower end of the adjustment card handle of the upper end of the lower screw thread divided and the center section of adjustment bolt connects, and adjusts upper end and the adjustment of card handle The lower end connection of the upper screw thread of part above bolt；The manufacture direction phase of screw thread and the screw thread in lower screw in upper screw Instead, the manufacture of the screw thread and the screw thread on upper screw thread on lower screw thread is in opposite direction；Lower screw coordinates with lower screw thread and is connected, upper spiral shell Hole coordinates and is connected with upper screw thread；One heel brace and a pillar and an adjustment bolt and one support of a upper support composition, Two supports form a secondary support frame；

The rotary shaft at one rotating roller both ends is arranged in the rotation hole of the pillar of a secondary support frame, another rotating roller two The rotary shaft at end is arranged in the rotation hole of the upper support of a secondary support frame, and the rotating roller in upper support is with being arranged on pillar Rotating roller composition rotation roller group, rotation roller group rotating roller sturdy part on be set with belt type blackboard, in belt type blackboard Both sides stud with handler band, on the outer surface of belt type blackboard manufacture have x wire or without manufacture x wire, it is black in belt Manufacture has vertical line or without vertical line is manufactured on the outer surface of plate, and x wire and vertical line are put down with the outer surface with belt type blackboard Together；Space segment behind above the sturdy part for the rotating roller installed in the rotation hole of pillar and close to two branch The aft section of the upper part of post is fixed with inside casing, connects during the inside when with belt type blackboard of smooth on inside casing Touch；In the outer surface at the back side of belt type blackboard, the position corresponding with inside casing is fixed with fixed outer wiping, the fixed outer both ends wiped It is fixed on behind the upper end of two pillars；Belt type blackboard is arranged in rotation roller group, and outer surface does not have what is wiped outside fixed It is simultaneously the front of blackboard, the one side that there is fixed outer wiping outer surface is the back side of blackboard, and the locular wall in the back side towards classroom is installed, just Installed facing to student.

There is spiral shell weight, the upper end that described pillar is manufactured as support in carrying, adjustment bolt, rotating roller and belt type blackboard Pit, upper middle part have the support cylinder of rotation hole；

The transverse direction that described upper support is manufactured as upper end has rotation hole, lower end to have screwed hole cylinder；

Described heel brace is manufactured as the transverse direction of the weight of H load-bearing pillar, upper support, adjustment bolt, rotating roller and belt type blackboard Cylinder；

Described adjustment bolt is manufactured as three lower screw thread, adjustment card handle and upper screw thread parts, and the handle manufacture of adjustment card exists Middle part, lower screw thread manufacture is below adjustment card handle, and upper screw thread manufacture is above adjustment card handle, in lower screw thread and upper screw thread Heart line manufactures on the same line；Adjustment card handle is manufactured as an entirety with three parts of lower screw thread and upper screw thread, or separates It is fixed together again after manufacture.

Described rotating roller is manufactured as middle cylinder thick, small in ends, and part small in ends is manufactured as smooth Rotary shaft；

Described belt type blackboard is manufactured as the plate of flexible coil type；The plate of described coil type can also be manufactured into For the plate of the smooth coil type in surface；The plate of flexible coil type is surrounded to the ring of a long-tube again, will be connect again afterwards The end at the both ends at mouthful is fixed with viscose glue after being polished into beveled mouth and turns into the blackboard of conveyer belt type；

Described handler band has the rope or belt of tensile capacity, and being manufactured in rope or belt has anti-skidding tooth or bumps；Turn Dynamic grip strip is the fringing on belt type blackboard both sides；

Described inside casing is manufactured as vertical bar, and vertical bar is manufactured as smooth with the one side that the inside of belt type blackboard contacts Arc-shaped curved surface；Inside casing withstands belt type blackboard in the writing on wiping belt type blackboard for fixed outer wiping and stood fast；

Described fixation is wiped the part contacted with belt type blackboard and is manufactured using soft fiber or sponge, is manufactured as energy outside Enough wipe the chalk trace eraser on blackboard；The part that the fixed outer back side wiped and both ends are fixed on pillar uses hard material Manufacture；When rotating roller drives belt type blackboard to rotate, inside casing bears down on one the inside one side of belt type blackboard, and fixed outer wipe can Writing on erasing blackboard.

In order that belt type blackboard can be tightened or unclamped in rotating roller, rotate the adjustment card handle of adjustment bolt and make spiral shell Line rotates simultaneously with lower screw thread, reversely promotes to support moving up upper screw thread rotates with lower screw thread simultaneously when by upper screw and lower screw Or support and move down on pulling, belt type blackboard is tightened in rotating roller when upper support moves up, and belt type blackboard unclamps in rotating roller when upper support moves down； Belt type blackboard drives belt type blackboard when rotating roller is tightened, beneficial to the rotating roller write and be easily installed on blackboard on pillar Rotated in two rotating rollers；Belt type blackboard is folded down when rotating roller is unclamped beneficial to belt type blackboard from rotating roller.

Chalk dust is set not fly to flutter everywhere in order to which chalk dust is collected, additionally it is possible to close under fixed outer wiping Disposable box is simultaneously fixed with behind the pillar in face to collect chalk dust；Described disposable box is the rectangular box for having bottom uncovered Son, the both ends of disposable box are separately fixed on two pillars.

In order that fixed outer wipe is wiped totally when erasing the board, the one side to erase the board wiped outside described fixation can also adopt Blade insert is manufactured as with elastomeric material.In order to make chalk be write on the plate of coil type, described chalk can be Hard chalk, it may also be said to soft chalk；Described hard chalk is traditional common chalk；Described soft chalk is can be in surface light The strong pen of the adhesive force that writes or paint on the plate of sliding coil type, such as marking pen.

Laterally writing is neat on blackboard for convenience, has x wire on the outer surface of blackboard；Described x wire is Fine line or dotted line or chain-dotted line or the dotted line of ellipsis formula；

For convenience on blackboard longitudinally writing it is neat or with the text alignment of up-downgoing or the lines for the picture that aligns, black There is vertical line on the outer surface of plate；Described vertical line is fine line or dotted line or chain-dotted line or the dotted line of ellipsis formula.

Described hand rotating wipes the simple for structure of word one environment friendly blackboard, manufacture and easy to use, collect it is automatic wipe with it is black The function of plate does not fly the chalk dust flutterred when one, automatic blackboard cleaning, protects the environmentally-friendly sanitary in classroom, makes writing again Vertical and horizontal standard, improve quality of instruction.

Brief description of the drawings

Fig. 1 is the cross section structure diagram for the front view that hand rotating wipes word one environment friendly blackboard；

Fig. 2 is that the surface structure that hand rotating wipes the surface of the integral environmentally friendly blackboard belt formula blackboard of word and has the front view of grid shows It is intended to；

Fig. 3 is that the surface structure that hand rotating wipes the surface of the integral environmentally friendly blackboard belt formula blackboard of word and has the rearview of grid shows It is intended to.

Fig. 4 is the surface structure schematic diagram for the front view that hand rotating wipes word one environment friendly blackboard；

Fig. 5 is the surface structure schematic diagram for the rearview that hand rotating wipes word one environment friendly blackboard；

Fig. 6 is the surface structure schematic diagram for the left view that hand rotating wipes word one environment friendly blackboard；

Fig. 7 is the cross section structure diagram for the left view that hand rotating wipes word one environment friendly blackboard.

Shown in figure：Heel brace 1, pillar 2, rotating roller 3, belt type blackboard 4, it is upper support 5, lower screw 6, upper screw 7, lower screw thread 8, Upper screw thread 9, adjustment card handle 11, vertical line 12, x wire 13, inside casing 14, fixed outer wiping 15.

Embodiment

The utility model hand rotating, which wipes word one environment friendly blackboard, includes belt type blackboard 4, rotating roller 3, inside casing 14, fixation It is outer to wipe 15, pillar 2, heel brace 1, upper support 5, lower screw 6, upper screw 7, adjustment bolt；

The lower end of pillar 2 is fixed on heel brace 1, and the horizontal manufacture at the upper middle part of pillar 2 has rotation hole, the upper end of pillar 2 Manufacture has lower screw 6；The horizontal manufacture of the upper end of upper support 5 has rotation hole, and the lower end manufacture of upper support 5 has upper screw 7；Adjustment bolt Below part the upper end of lower screw thread 8 and the lower end of adjustment card handle 11 of center section of adjustment bolt connect, adjust card handle The lower end connection of the upper screw thread 9 of part above 11 upper end and adjustment bolt；In screw thread and lower screw 6 in upper screw 7 The manufacture direction of screw thread is on the contrary, the manufacture of the screw thread and the screw thread on upper screw thread 9 on lower screw thread 8 is in opposite direction；Lower screw 6 is with Screw thread 8 coordinates and connected, and upper screw 7 coordinates and is connected with upper screw thread 9；One heel brace 1 and a pillar 2 and an adjustment bolt And one support of a upper composition of support 5, two supports form a secondary support frame.

The rotary shaft at one both ends of rotating roller 3 is arranged in the rotation hole of the pillar 2 of a secondary support frame, another rotating roller The rotary shaft at 3 both ends is arranged in the rotation hole of the upper support 5 of a secondary support frame, and the rotating roller 3 in upper support 5 is with being arranged on Rotating roller composition rotation roller group on pillar 2, belt type blackboard 4 is set with the sturdy part of the rotating roller 3 of rotation roller group, The both sides of belt type blackboard 4 stud with handler band, and being manufactured on the outer surface of belt type blackboard 4 has x wire 13 or horizontal without manufacture Line 13, being manufactured on the outer surface of belt type blackboard 4 has vertical line 12 or without the vertical line 12 of manufacture, x wire 13 and vertical line 12 With the flush with outer surface with belt type blackboard 4；Space segment behind above the 3 sturdy part of rotating roller and close to two The upper part of pillar 2 is fixed with inside casing 14, connects during the inside when with belt type blackboard 4 of smooth on inside casing 14 Touch；In the outer surface at the back side of belt type blackboard 4, the position corresponding with inside casing 14, which is fixed with, fixes outer wiping 15, fixed outer wiping 15 Both ends be fixed on behind the upper end of two pillars 2；Belt type blackboard 4 is arranged in rotation roller group, and outer surface is not solid It is fixed outer wipe 15 one side be blackboard front, outer surface have it is fixed it is outer wipe 15 one side be blackboard the back side, the back side is towards classroom Locular wall installation, just facing to student install.

Described pillar 2 is manufactured as weight, the upper end of support 5 in carrying, adjustment bolt, rotating roller 3 and belt type blackboard 4 There are screwed hole, upper middle part to have the support cylinder of rotation hole；

The transverse direction that described upper support 5 is manufactured as upper end has rotation hole, lower end to have screwed hole cylinder；

Described heel brace 1 is manufactured as the weight of H load-bearing pillar 2, upper support 5, adjustment bolt, rotating roller 3 and belt type blackboard 4 Horizontal cylinder；

Described adjustment bolt is manufactured as lower screw thread 8, adjustment card handle 11 and 9 three parts of upper screw thread, adjustment card handle 11 At middle part, lower screw thread 8 is manufactured below adjustment card handle 11 for manufacture, and upper screw thread 9 is manufactured above adjustment card handle 11, lower screw thread 8 and upper screw thread 9 center line manufacture on the same line；Adjustment card handle 11 is manufactured into 9 three parts of lower screw thread 8 and upper screw thread For an entirety, or it is separately manufactured after be fixed together again.

Described rotating roller 3 is manufactured as middle cylinder thick, small in ends, and part small in ends is manufactured as smooth Rotary shaft；

Described belt type blackboard 4 is manufactured as the plate of flexible coil type；The plate of described coil type can also manufacture As the plate of the smooth coil type in surface；The plate of flexible coil type is surrounded to the ring of a long-tube again, again will afterwards The end at the both ends of interface is fixed with viscose glue after being polished into beveled mouth and turns into the blackboard of conveyer belt type；Described belt type blackboard 4 can also add warp and weft to increase the long ability of the tension of belt type blackboard 4 in the plate of coil type during fabrication；

Described handler band has the rope or belt of tensile capacity, and being manufactured in rope or belt has anti-skidding tooth or bumps；Turn Dynamic grip strip is the fringing on the both sides of belt type blackboard 4；

Described inside casing 14 is manufactured as vertical bar, and the one side that vertical bar contacts with the inside of belt type blackboard 4 is manufactured as light Sliding arc-shaped curved surface；After inside casing 14 withstands belt type blackboard 4 not for fixed outer wiping 15 in the writing on wiping belt type blackboard 4 Move back；

15 parts contacted with belt type blackboard 4 are wiped outside described fixation to manufacture, be manufactured into using soft fiber or sponge For the chalk trace eraser on blackboard can be wiped；The part that the fixed outer back side for wiping 15 and both ends are fixed on pillar 2 uses Hard material manufactures；Rotating roller 3 drive belt type blackboard 4 rotate when, inside casing 14 bear down on one belt type blackboard 4 the inside one side, It is fixed outer to wipe 15 writings that be on erasing blackboard.

In order that belt type blackboard 4 can be tightened or unclamped in rotating roller 3, rotate the adjustment card handle 11 of adjustment bolt and make Upper screw thread 9 rotates simultaneously with lower screw thread 8, by upper screw 7 and the lower reverse push of screw 6 upper screw thread 9 rotates with lower screw thread 8 simultaneously when Dynamic upper support 5 move up or pull on support 5 move down, belt type blackboard 4 is tightened in rotating roller 3 when upper support 5 moves up, upper to support 5 belts when moving down Blackboard 4 unclamps in rotating roller 3；Belt type blackboard 4 is when rotating roller 3 is tightened, beneficial to writing and be easily installed on blackboard in pillar 2 On rotating roller 3 drive belt type blackboard 4 rotated in two rotating rollers 3；Belt type blackboard 4 is when rotating roller 3 is unclamped, beneficial to belt Blackboard 4 is folded down from rotating roller 3.

Chalk dust is set not fly to flutter everywhere in order to which chalk dust is collected, additionally it is possible to close in fixed outer wiping 15 Disposable box is simultaneously fixed with to collect chalk dust behind following pillar 2；Described disposable box is that rectangular have bottom uncovered Box, the both ends of disposable box are separately fixed on two pillars 2.

In order that fixed outer wiping 15 is wiped totally when erasing the board, the one side to erase the board that 15 are wiped outside described fixation can also Blade insert is enough manufactured as using elastomeric material.In order to make chalk be write on the plate of coil type, described chalk can To be hard chalk, it may also be said to soft chalk；Described hard chalk is traditional common chalk；Described soft chalk is can be in table The strong pen of the adhesive force that writes or paint on the plate of the smooth coil type in face, such as marking pen.

Laterally writing is neat on blackboard for convenience, there is x wire 13 on the outer surface of blackboard；Described x wire 13 be the dotted line of fine line or dotted line or chain-dotted line or ellipsis formula；

For convenience on blackboard longitudinally writing it is neat or with the text alignment of up-downgoing or the lines for the picture that aligns, black There is vertical line on the outer surface of plate；Described vertical line 12 is fine line or dotted line or chain-dotted line or the dotted line of ellipsis formula.

In use, directly write or drawn on blackboard with chalk；The not high people of height is directly in the middle and lower part book of blackboard Write or draw, when writing blackboard bottom, grasp handler band and promote handler band to rotate up and drive and drive belt black Plate 4 is rotated up in rotating roller 3, and after belt type blackboard 4 moves up a certain distance, stop operating handler band, and belt type blackboard 4 stops Only move, afterwards, continue to write or draw on blackboard；Solve the not high people of height can not above blackboard partial write The problem of word.

Tall people directly in the writing of the top of blackboard or draws, and writes needs and bends over or squat down when can write picture, Grasp handler band to promote handler band to rotate up and drive and drive belt type blackboard 4 to be rotated up in rotating roller 3, band After formula blackboard 4 moves up a certain distance, stop operating handler band, and belt type blackboard 4 stops movement, afterwards, continues on blackboard Write or draw；Solving tall people and can not partly being write below blackboard needs the problem bending over or squat down, carries The high comfortableness for the picture that write on blackboard.

When the front of blackboard needs the calligraphy and painting on erasing blackboard after writing completely, grasp handler band and promote up or down Handler band rotates and drives belt type blackboard 4 to be rotated up or down in rotating roller 3, and belt type blackboard 4 is in rotating roller 3 When rotating up or down, when the writing on rotating to the one side at the back side of blackboard outside fixing by wiping 15 position, internal pressure Bar 14 withstands the back side of blackboard in the inside of belt type blackboard 4（One side behind belt type blackboard 4）The inside stand fast and allow fixation The scraping sub-sections of outer wiping 15 wipe the writing on the blackboard back side off, and part of the belt type blackboard 4 by fixed outer wiping 15 can all be fixed It is outer to wipe 15 erasings totally；After blackboard is wiped clean, stop operating handler band, completes the auto-erasing of the writing on blackboard；Solid When fixed outer wiping 15 erases the board, the writing on blackboard is wiped off by the way of striking off, in the writing on striking off blackboard, fix outer wipe There is no air flow to produce wind at 15, chalk dust sinks and dropped in disposable box naturally, makes do not have chalk dust in classroom Winged flutter.

Claims (1)

1. a kind of hand rotating wipes word one environment friendly blackboard, it is characterised in that：Described hand rotating wipes word one environment friendly blackboard Including belt type blackboard, rotating roller, inside casing, fixed outer wiping, pillar, heel brace, upper support, lower screw, upper screw, adjustment bolt；

The lower end of pillar is fixed on heel brace, and the horizontal manufacture at the upper middle part of pillar has rotation hole, and the upper end of pillar is manufactured under having Screw；The horizontal manufacture of the upper end of upper support has rotation hole, and the lower end manufacture of upper support has upper screw；Part below adjustment bolt The lower end of the adjustment card handle of the upper end of lower screw thread and the center section of adjustment bolt connects, and adjusts upper end and the adjustment bolt of card handle Above part upper screw thread lower end connection；The manufacture direction of screw thread in upper screw and the screw thread in lower screw on the contrary, under The manufacture of screw thread and the screw thread on upper screw thread on screw thread is in opposite direction；Lower screw coordinates and is connected with lower screw thread, upper screw with Upper screw thread coordinates and connected；One heel brace and a pillar and an adjustment bolt and one support of a upper support composition, two Support forms a secondary support frame；

The rotary shaft at one rotating roller both ends is arranged in the rotation hole of the pillar of a secondary support frame, another rotating roller both ends Rotary shaft is arranged in the rotation hole of the upper support of a secondary support frame, the rotating roller in upper support and the rotation on pillar Transfer roller composition rotation roller group, is set with belt type blackboard, the two of belt type blackboard on the sturdy part of the rotating roller of rotation roller group While handler band is studded with, without manufacture x wire and vertical line on the outer surface of belt type blackboard；Pacify in the rotation hole of pillar Space segment behind above the sturdy part of the rotating roller of dress and the rear face in the upper part of close two pillars Point it is fixed with inside casing, contacts during the inside when with belt type blackboard of smooth on inside casing；At the back side of belt type blackboard The outer surface position corresponding with inside casing be fixed with it is fixed it is outer wipe, the fixed outer both ends wiped are fixed on close to two pillars Behind upper end；

There is screw thread weight, the upper end that described pillar is manufactured as support in carrying, adjustment bolt, rotating roller and belt type blackboard There is the support cylinder of rotation hole in hole, upper middle part；

The transverse direction that described upper support is manufactured as upper end has rotation hole, lower end to have screwed hole cylinder；

Described heel brace is manufactured as the transverse post of the weight of H load-bearing pillar, upper support, adjustment bolt, rotating roller and belt type blackboard Body；

Described adjustment bolt is manufactured as three lower screw thread, adjustment card handle and upper screw thread parts, and adjustment card handle is manufactured at middle part, Lower screw thread manufacture is below adjustment card handle, and upper screw thread manufacture is above adjustment card handle, the center line of lower screw thread and upper screw thread Manufacture is on the same line；Adjustment card handle is manufactured as an entirety with three parts of lower screw thread and upper screw thread, or separately manufactured It is fixed together again afterwards；

Described rotating roller is manufactured as middle cylinder thick, small in ends, and part small in ends is manufactured as smooth rotation Axle；

Described belt type blackboard is manufactured as the plate of flexible coil type；The plate of described coil type can also be manufactured as table The plate of the smooth coil type in face；The plate of flexible coil type is surrounded to the ring of a long-tube again, afterwards again by interface Both ends end be polished into after beveled mouth with viscose glue fix and as the blackboard of conveyer belt type；

Described handler band has the rope or belt of tensile capacity, and being manufactured in rope or belt has anti-skidding tooth or bumps；Handler Band is the fringing on belt type blackboard both sides；

Described inside casing is manufactured as vertical bar, and vertical bar is manufactured as smooth arc with the one side that the inside of belt type blackboard contacts Curved surface；

Described fixation is wiped the part contacted with belt type blackboard and is manufactured using soft fiber or sponge, is manufactured as and can wipe outside Fall the chalk trace eraser on blackboard；The part that the fixed outer back side wiped and both ends are fixed on pillar uses hard material system Make.