CN209240748U - Blackboard eraser - Google Patents

Abstract

The utility model provides a kind of blackboard eraser, belongs to tutor auxiliary platform equipment technical field.Bristle for wiping blackboard, the Power Component set on tray interior for absorbing dust are fixedly arranged above and set on tray interior for storing the storage ash component of dust including box body, in the top plate of box body, Power Component is connected with grey component is stored up, several through-holes for being used to flow through dust are equipped on the top plate of box body, the area of bristle region is less than the plate suqare of the top plate of box body.Blackboard eraser provided by the utility model aims to solve the problem that blackboard eraser easily causes a large amount of dust during wiping blackboard and drifts, the problem of health of influence student and teacher, blackboard eraser provided by the utility model can effectively adsorb elegant dust during wiping blackboard, reduce the health effect that teachers and students are subject to by dust.

Description

Blackboard eraser

Technical field

The utility model belongs to tutor auxiliary platform equipment technical field, is to be related to a kind of blackboard eraser more specifically.

Background technique

Blackboard is teaching aid indispensable in teaching process, and it is convenient to write, and illustrative is strong, is widely used.Blackboard In use, it needs frequently blackboard eraser to be used to be wiped, a large amount of dust can be caused to drift in wiping process, influence The health of student and teacher.

Utility model content

The purpose of this utility model is to provide a kind of blackboard erasers, it is intended to solve blackboard eraser and hold during wiping blackboard The problem of easily a large amount of dust being caused to be drifted, influencing the health of student and teacher.

In order to achieve the above purposes, the technical solution adopted by the utility model is: provides a kind of blackboard eraser, including box body, The top plate of box body be fixedly arranged above bristle for wiping blackboard, set on tray interior for absorb the Power Component of dust with And set on tray interior for storing the storage ash component of dust, Power Component is connected with grey component is stored up, in the top plate of box body Several through-holes for being used to flow through dust are equipped with, the area of bristle region is less than the plate suqare of the top plate of box body.

Further, the baffle of circumferential closure protruding upward, the height of baffle (4) are equipped with along the periphery of the top plate of box body Lower than the height of bristle.

Further, it is equipped between bristle and baffle along the top plate periphery of box body for absorbing the dust in air Plate face area is equipped with through-hole in plate face area.

Further, the sum of the area of bristle region and the area of plate face area region are less than or equal to the top of box body The plate suqare of plate.

Further, Power Component include be fixed on the pod below the top plate of box body, the fan in pod, The motor being fixedly connected with the shaft of fan and the power supply being connected to the motor, the top plate of the arrival end direction box body of pod, The outlet end of pod, which is directed toward, stores up grey component, and fan is set between arrival end and outlet end, several through-holes are directed to pod Arrival end, power supply is fixed on the side wall of box body.

Further, storing up grey component includes the stored ash box being connected to Power Component, is equipped on the side wall of box body and storage ash The air outlet for ventilation of box connection is equipped with the filter screen for filtering dust on air outlet.

Further, storing up grey component further includes inside stored ash box for fixing the dust suction part of dust.

Further, dust suction part is in netted or column.

Further, dust suction part is detachably secured to the inside of stored ash box.

It further, further include telescopic strut and the claw for fixed bin body, claw is articulated with the end of telescopic strut.

The beneficial effect of blackboard eraser provided by the utility model is: compared with prior art, provided by the utility model Blackboard eraser wipes blackboard by bristle, and the dust generated after bristle wiping blackboard adsorbs via through holes by Power Component and is transferred to storage Grey component internal, the region area of fixed bristles are less than the top surface area of top plate, i.e., are additionally provided with brushless hair-fields on the upside of top plate Domain, after Power Component is opened, region without bristles falls aerial dust for adsorbing from hair brush area, and the utility model mentions The blackboard eraser of confession can effectively absorb the dust drifted during wiping blackboard, reduce the health effect that teachers and students are subject to by dust.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of blackboard eraser provided by the embodiment of the utility model；

Fig. 2 is the overlooking structure diagram of Fig. 1.

Specific embodiment

In order to which technical problem to be solved in the utility model, technical solution and beneficial effect is more clearly understood, with Lower combination accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that specific reality described herein It applies example to be only used to explain the utility model, is not used to limit the utility model.

It should be noted that it can be directly another when element is referred to as " being fixed on " or " being set to " another element On one element or indirectly on another element.When an element is known as " being connected to " another element, it can To be directly to another element or be indirectly connected on another element.

It is to be appreciated that term " length ", " width ", "upper", "lower", "front", "rear", "left", "right", "vertical", The orientation or positional relationship of the instructions such as "horizontal", "top", "bottom" "inner", "outside" is that orientation based on the figure or position are closed System, is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning are necessary It with specific orientation, is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.

In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or Implicitly include one or more of the features.The meaning of " plurality " is two or two in the description of the present invention, More than, unless otherwise specifically defined.

Referring to Fig. 1, existing be illustrated blackboard eraser provided by the utility model.Blackboard eraser, including box body 1, in box body 1 Top plate be fixedly arranged above bristle 2 for wiping blackboard, the Power Component for absorbing dust inside box body 1 and The storage ash component for being used to store dust inside box body 1, Power Component is connected with grey component is stored up, in the top plate of box body 1 Several through-holes 3 for being used to flow through dust are equipped with, the area of 2 region of bristle is less than the plate suqare of the top plate of box body 1.

Compared with prior art, blackboard eraser provided by the utility model wipes blackboard by bristle 2, and bristle 2 wipes blackboard The dust generated afterwards adsorbs via through holes 3 by Power Component and is transferred to the grey component internal of storage, and the region area of fixed bristles is less than The top surface area of top plate is additionally provided with region without bristles on the upside of top plate, after Power Component is opened, region without bristles is used for Absorption falls aerial dust from hair brush area, and blackboard eraser provided by the utility model can be absorbed effectively during wiping blackboard The dust drifted reduces the health effect that teachers and students are subject to by dust.

Further, referring to Fig. 1, a kind of specific embodiment party as blackboard eraser provided by the embodiment of the utility model Formula, the baffle 4 of circumferential closure protruding upward is equipped with along the periphery of the top plate of box body 1, and the height of baffle 4 is lower than the height of bristle 2 Degree.Baffle 4 can be used for intercepting the dust that part is flown upward in air, facilitate inside dust sucking box body 1；It can also on baffle 4 Felt rug or sliver etc. for adsorbing dust is set.

Further, referring to Fig. 2, a kind of specific embodiment party as blackboard eraser provided by the embodiment of the utility model Formula is equipped with along the top plate periphery of box body 1 for absorbing the plate face area 5 of the dust in air, plate between bristle 2 and baffle 4 Through-hole 3 is equipped in face area 5.One circle of setting is helped around the plate face area 5 of the annular of 2 region of bristle on the top plate of box body 1 It adsorbs in Power Component from 2 region of bristle and falls aerial dust, improve dedusting effect of utility model device.

Further, referring to Fig. 2, a kind of specific embodiment party as blackboard eraser provided by the embodiment of the utility model Formula, the sum of area and the area of 5 region of plate face area of 2 region of bristle are less than or equal to the plate suqare of the top plate of box body 1. Plate face area 5 may also be arranged on the inside of 2 region of bristle, and space without bristles is arranged in 2 region of bristle, helps to move The without hindrance absorption dust of power component.

Further, referring to Fig. 1, a kind of specific embodiment party as blackboard eraser provided by the embodiment of the utility model Formula, Power Component include being fixed on the pod 6 below the top plate of box body 1, the fan 7 in pod 6 and fan 7 The motor that shaft is fixedly connected and the power supply 8 being connected to the motor, the arrival end of pod 6 are directed toward top plate, the pod of box body 1 6 outlet end, which is directed toward, stores up grey component, and fan 7 is set between arrival end and outlet end, several through-holes 3 are directed to pod 6 Arrival end, power supply 8 are fixed on the side wall of box body 1.Power on 8, motor drives fan 7 to rotate, and is formed in pod 6 negative It presses, the dust on the upside of 1 top plate of box body is inhaled by through-hole 3 into inside pod 6, realizes the purpose of dedusting.

Further, referring to Fig. 1, a kind of specific embodiment party as blackboard eraser provided by the embodiment of the utility model Formula, storing up grey component includes the stored ash box 9 being connected to Power Component, is equipped on the side wall of box body 1 and is used for what stored ash box 9 was connected to The air outlet 10 of ventilation is equipped with the filter screen 11 for filtering dust on air outlet 10.The dust drained from pod 6 is with sky Gas enters in stored ash box 9, and air is drawn from air outlet 10, and the dust in air is fallen into stored ash box 9 through the interception of filter screen 11； Box body 1 is equipped with opening, the dust of the accumulation in periodic cleaning stored ash box 9 close to the side of stored ash box 9.

Further, referring to Fig. 1, a kind of specific embodiment party as blackboard eraser provided by the embodiment of the utility model Formula, storing up grey component further includes inside stored ash box 9 for fixing the dust suction part 12 of dust.If storage of the dust without attachment In in stored ash box 9, when mobile utility model device, the dust in stored ash box 9 is easy to be disturbed, and has the hidden danger of evolution, Therefore, settable on dust suction part 12 to be easy to adhere to ash the present embodiment provides a kind of embodiment for fixing dust in stored ash box 9 Villus or glue of dirt etc..

Further, referring to Fig. 1, a kind of specific embodiment party as blackboard eraser provided by the embodiment of the utility model Formula, dust suction part 12 are in netted or column.It can be spaced the multiple netted dust suction parts 12 of setting in stored ash box 9, or shift to install more Columnar dust suction part 12 is arranged, the dust in fixed stored ash box 9 is effectively adsorbed, prevents dust from dissipating.

Further, referring to Fig. 1, a kind of specific embodiment party as blackboard eraser provided by the embodiment of the utility model Formula, dust suction part 12 are detachably secured to the inside of stored ash box 9.Dust suction part 12 is used as plug-in package, can effectively improve this reality With the service life of the blackboard eraser of novel offer.

It further, further include stretching as a kind of specific embodiment of blackboard eraser provided by the embodiment of the utility model Contracting strut and claw for fixed bin body 1, claw are articulated with the end of telescopic strut.Blackboard is wiped for convenience of student or teacher Height, settable dismountable telescopic rod, and clamp the utility model blackboard eraser with claw is corresponding on the outer wall of box body 1 Equipped with card slot compatible with claw；In use, power supply is first opened, it, will be provided by the utility model after fan 7 is started to work Blackboard eraser is fixed on claw, extends telescopic rod, the i.e. upper zone of erasable blackboard；Cunning can be used in the stretch mode of telescopic rod Screw thread regulative mode is connect and is fixed or used with pin,

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model Protection scope within.

Claims (4)

1. a kind of blackboard eraser, it is characterised in that: be fixedly arranged above including box body (1), in the top plate of the box body (1) for wiping The bristle (2) of blackboard is set to the box body (1) internal Power Component for being used to absorb dust and is set to the box body (1) The internal storage ash component for being used to store dust, the Power Component is connected with the grey component of the storage, in the box body (1) Top plate is equipped with several through-holes (3) for being used to flow through dust, and the area of bristle (2) region is less than the box body (1) Top plate plate suqare；

The Power Component includes the pod (6) being fixed below the top plate of the box body (1), is set to the pod (6) Interior fan (7), the motor being fixedly connected with the shaft of the fan (7) and the power supply (8) being connected with the motor, it is described The arrival end of pod (6) is directed toward the top plate of the box body (1), the grey component of the storage is directed toward in the outlet end of the pod (6), The fan (7) is set between the arrival end and the outlet end, several described through-holes (3) are directed to the pod (6) arrival end, the power supply (8) are fixed on the side wall of the box body (1)；

The grey component of the storage includes the stored ash box (9) be connected to the Power Component, on the side wall of the box body (1) equipped with The air outlet (10) for ventilation of stored ash box (9) connection, is equipped on the air outlet (10) for filtering dust Filter screen (11)；

The ash component that stores up further includes dust suction part (12) for being used to fix dust internal set on the stored ash box (9)；

The dust suction part (12) is in netted or column；

The dust suction part (12) is detachably secured to the inside of the stored ash box (9)；

It further include telescopic strut and the claw for fixing the box body (1), the claw is articulated with the end of the telescopic strut Portion.

2. blackboard eraser as described in claim 1, it is characterised in that: be equipped with along the periphery of the top plate of the box body (1) upward convex The baffle (4) of circumferential closure out, the height of the baffle (4) are lower than the height of the bristle (2).

3. blackboard eraser as claimed in claim 2, it is characterised in that: be equipped with edge between the bristle (2) and the baffle (4) The plate face area (5) for being used to absorb the dust in air of the top plate periphery of the box body (1), the plate face area (5) is interior to be equipped with institute State through-hole (3).

4. blackboard eraser as claimed in claim 3, it is characterised in that: the area of bristle (2) region and the plate face The sum of area of area (5) region is less than or equal to the plate suqare of the top plate of the box body (1).