CN216153467U

CN216153467U - White board eraser with replaceable core

Info

Publication number: CN216153467U
Application number: CN202122294281.4U
Authority: CN
Inventors: 王士忠; 丛承瑶
Original assignee: Qingdao Belay Culture Technology Co ltd
Current assignee: Qingdao Belay Culture Technology Co ltd
Priority date: 2021-09-23
Filing date: 2021-09-23
Publication date: 2022-04-01
Anticipated expiration: 2031-09-23

Abstract

The utility model discloses a white board eraser with a replaceable core, which relates to the technical field of white board cleaning and has the technical scheme that the white board eraser comprises an accommodating shell, wherein an accommodating cavity is arranged at the top of the accommodating shell; the felt pastes are provided with a plurality of felt pastes which are mutually stacked and pasted in the accommodating cavity, one side of each felt paste is an adhesive layer, and the other side of each felt paste is a felt surface; and a cover case provided on the top of the accommodation case for closing and opening the accommodation chamber; the bottom of the accommodating shell is a plane, and the felt sticker can be adhered to the plane; when the felt sticker adhered to the bottom of the sealing shell becomes dirty and cannot be used continuously, the felt sticker is taken off from the accommodating shell, then the accommodating shell is opened, the felt sticker at the top is taken off from the rest felt stickers, and then the felt sticker is attached to the bottom of the accommodating shell, so that the white board eraser does not need to be replaced integrally, and the use cost is saved.

Description

White board eraser with replaceable core

Technical Field

The utility model relates to the technical field of white board cleaning, in particular to a white board eraser with a replaceable core.

Background

The white board has the advantage of dust-free due to the fact that the water-based pen is adopted as a writing tool, the white board is more and more widely applied, the white board eraser is used for erasing writing on the white board, and the existing white board eraser is characterized in that a felt is fixed on a panel and used for adsorbing the writing on the white board.

The existing whiteboard eraser is in the using process, along with more and more writing absorbed by the felt, the surface of the felt becomes dirty and is difficult to clean, and in this time, because the existing whiteboard eraser is of an integrated structure, only the whiteboard eraser can be integrally replaced, so that the using cost is increased.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide the white board eraser with the replaceable core, when the felt sticker adhered to the bottom of the sealing cover shell becomes dirty and cannot be used continuously, the felt sticker is taken off from the accommodating shell, then the accommodating shell is opened, the felt sticker at the topmost part is taken off from the rest felt stickers, and then the felt sticker is attached to the bottom of the accommodating shell, so that the white board eraser is not required to be replaced integrally, and the use cost is saved.

In order to achieve the purpose, the utility model provides the following technical scheme: a white board eraser with a replaceable core comprises a containing shell, wherein the top of the containing shell is provided with a containing cavity;

the felt pastes are provided with a plurality of felt pastes which are mutually stacked and pasted in the accommodating cavity, one side of each felt paste is an adhesive layer, and the other side of each felt paste is a felt surface;

and a cover case provided on the top of the accommodation case for closing and opening the accommodation chamber;

the bottom of the accommodating shell is a plane, and the felt sticker can be adhered to the plane.

By adopting the technical scheme, when the felt sticker adhered to the bottom of the sealing cover shell becomes dirty and cannot be used continuously, the felt sticker is taken off from the accommodating shell, then the accommodating shell is opened, the felt sticker at the top is taken off from the rest felt stickers, and then the felt sticker is attached to the bottom of the accommodating shell, so that the white board eraser does not need to be replaced integrally, and the use cost is saved.

The utility model is further configured to: two chutes are formed in two sides of the accommodating shell, the two chutes are parallel to each other in length direction, two sliding blocks embedded into the two chutes respectively are fixedly connected to the sealing cover shell, the sliding blocks slide along the chutes in length direction in the chutes, and the sealing cover shell is used for realizing the sealing and opening of the accommodating cavity in the process of following the sliding of the sliding blocks.

The utility model is further configured to: one end of the sliding chute is a closed end, the other end of the sliding chute is an open end, and the open end penetrates through the accommodating shell along the length direction of the sliding chute.

The utility model is further configured to: the position that is close to the blind end in the spout is provided with the fixture block of fixing on the spout cell wall, has seted up a draw-in groove on the slider, and when the closing cap casing will hold the chamber and seal, the fixture block card is gone into in the middle of the draw-in groove, and fixture block and slider are elasticity fixture block and elasticity slider.

Through adopting above-mentioned technical scheme, through setting up fixture block and draw-in groove, when the closing cap casing will hold the chamber and seal, when not applying external force, the closing cap casing is difficult to slide on holding the casing to be difficult to will hold the chamber and open.

The utility model is further configured to: two yielding grooves are formed in two sides of the accommodating shell, an end part groove is formed in one end, close to the open end of the sliding groove, of the accommodating shell, the yielding grooves and the end part groove penetrate through the accommodating shell upwards, the end part groove is communicated with the yielding grooves, and the sliding grooves are formed in the groove walls of the yielding grooves;

the bottom of the sealing cover shell is fixedly connected with two sealing plates which are respectively embedded into the yielding grooves and end plates which are embedded into the end grooves, the end plates are fixedly connected with the two sealing plates, and when the sealing plates and the end plates are embedded into the yielding grooves and the sealing grooves, the sealing cover shell is in smooth transition with the joint of the accommodating shell.

The utility model is further configured to: the bottom of the accommodating cavity is provided with a fixed table fixedly connected to the inner wall of the accommodating shell, and the top of the fixed table is horizontally arranged.

The utility model is further configured to: the bottom of the sealing cover shell is provided with a groove, a ball capable of sliding up and down is arranged in the groove, and an elastic piece capable of pushing the ball to slide down is arranged in the groove.

Through adopting above-mentioned technical scheme, the ball can compress tightly on the felt subsides of piling together under the effect of elastic component for be difficult for breaking away from each other between the felt subsides of piling together.

The utility model is further configured to: the groove is internally provided with a guide pipe fixedly connected to the inner wall of the sealing cover shell, the guide pipe is vertically arranged, the guide pipe is internally provided with a pressing block which can slide up and down in the guide pipe, the bottom of the pressing block extends out of the guide pipe, the ball is embedded into the bottom of the pressing block and can roll in the pressing block, and the elastic piece is arranged in the guide pipe and applies downward elastic force to the pressing block.

In summary, compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, when the felt sticker adhered to the bottom of the sealing cover shell becomes dirty and cannot be used continuously, the felt sticker is taken off from the accommodating shell, then the accommodating shell is opened, and the felt sticker at the top is taken off from the rest felt stickers and then attached to the bottom of the accommodating shell, so that the white board eraser is not required to be replaced integrally, and the use cost is saved;

2. by arranging the clamping block and the clamping groove, when the accommodating cavity is closed by the sealing cover shell, the sealing cover shell is not easy to slide on the accommodating shell when external force is not applied, so that the accommodating cavity is not easy to open;

3. according to the utility model, the balls can be pressed on the stacked felt pastes under the action of the elastic piece, so that the stacked felt pastes are not easy to separate from each other.

Drawings

FIG. 1 is a schematic view of a closed state of a containing chamber in use of the embodiment;

FIG. 2 is a schematic view of the open state of the receiving chamber in use of the embodiment;

FIG. 3 is a schematic view of a closure housing of an embodiment;

FIG. 4 is an enlarged view of portion A of FIG. 2;

FIG. 5 is an enlarged view of the portion B of FIG. 3;

FIG. 6 is a schematic view of a containment case of an embodiment;

fig. 7 is a sectional view of the entire structure of the embodiment.

In the figure: 1. a housing case; 11. an accommodating chamber; 12. a yielding groove; 121. a chute; 122. a clamping block; 13. an end slot; 2. a cover housing; 21. a closing plate; 211. a slider; 212. a card slot; 22. an end plate; 23. a groove; 3. sticking felt; 4. a guide tube; 5. briquetting; 6. a ball bearing; 7. an elastic member; 8. and a fixed platform.

Detailed Description

In order to make the technical solutions of the present invention better understood, the following description of the technical solutions of the present invention with reference to the accompanying drawings of the present invention is made clearly and completely, and other similar embodiments obtained by a person of ordinary skill in the art without any creative effort based on the embodiments in the present application shall fall within the protection scope of the present application. In addition, directional terms such as "upper", "lower", "left", "right", etc. in the following embodiments are directions with reference to the drawings only, and thus, the directional terms are used for illustrating the present invention and not for limiting the present invention.

The utility model is further described with reference to the drawings and the preferred embodiments.

Example (b): a replaceable core white board eraser, refer to the attached

drawings

1, 2, 3, 4, 5, 6 and 7, comprises a containing shell 1 with a containing cavity 11 at the top, a plurality of felt pads stacked in the containing cavity 11 and a cover shell 2 arranged at the top of the containing shell 1 and used for controlling the containing cavity 11 to open and close; one side of the felt pad is an adhesive layer, the other side of the felt pad is a felt surface, the adhesive layer of the top felt pad is adhered to the felt surface of the bottom felt pad, and the adhesive layer of the bottommost felt pad is adhered to the accommodating shell 1; the bottom of the accommodating shell 1 is horizontally arranged, a felt pad is attached to the bottom of the accommodating shell 1, an adhesive layer of the felt pad is adhered to the bottom of the accommodating shell 1, and the white board is wiped through a felt surface of the felt pad.

When the felt 3 adhered to the bottom of the sealing shell 2 becomes dirty and cannot be used continuously, the felt is taken off from the accommodating shell 1, then the accommodating shell 1 is opened, the felt 3 at the top is taken off from the rest felt 3 and then attached to the bottom of the accommodating shell 1, the white board eraser does not need to be replaced integrally, and the use cost is saved.

Specifically, two chutes 121 have been seted up to the both sides of holding casing 1, the length direction level of chute 121 and the length direction of two chutes 121 are parallel to each other, fixedly connected with two sliders 211 of imbedding respectively in the middle of two chutes 121 on the closing cap casing 2, slider 211 can slide along the length direction of chute 121 in the middle of chute 121, closing cap casing 2 realizes closing and opening holding chamber 11 in the middle of following the gliding process of slider 211.

Specifically, one end of the sliding groove 121 is a closed end, and the other end is an open end, the open end penetrates through the accommodating case 1 along the length direction of the sliding groove 121, when one side of the sliding block 211 close to the closed end slides to the closed end of the sliding groove 121, the accommodating cavity 11 is closed by the cover case 2, and when one side of the sliding block 211 close to the closed end slides to the open end close to the sliding groove 121, the accommodating cavity 11 is opened by the cover case 2.

Specifically, a clamping block 122 fixed on the groove wall of the sliding groove 121 is arranged at a position close to the closed end in the sliding groove 121, a clamping groove 212 is formed in the sliding block 211, when the cover housing 2 is closed to accommodate the cavity 11, the clamping block 122 is clamped into the clamping groove 212, specifically, the clamping block 122 and the sliding block 211 are an elastic clamping block 122 and an elastic sliding block 211, the clamping block 122 and the sliding block 211 are set to be an elastic clamping block 122 and an elastic sliding block 211, and the clamping block 122 can be smoothly clamped into and slide out of the clamping groove 212. Through setting up fixture block 122 and draw-in groove 212, when closing cap housing 2 will hold the chamber 11 and seal, when not exerting external force, closing cap housing 2 is difficult to slide on holding housing 1 to be difficult to will hold the chamber 11 and open.

Specifically, two yielding grooves 12 are formed in two sides of the accommodating shell 1, an end groove 13 is formed in one end, close to the open end of the sliding groove 121, of the accommodating shell 1, the yielding grooves 12 and the end groove 13 penetrate through the accommodating shell 1 upwards, the end groove 13 is communicated with the two accommodating grooves, and the bottoms of the end groove 13 and the accommodating grooves are flush; the bottom of the cover shell 2 is fixedly connected with two closing plates 21 respectively embedded into the abdicating groove 12 and an end plate 22 embedded into the end groove 13, the end plate 22 is fixedly connected with the two closing plates 21, and when the closing plates 21 and the end plate 22 are embedded into the abdicating groove 12 and the closing groove, the connecting part of the cover shell 2 and the accommodating shell 1 is in smooth transition. Specifically, the two sliding blocks 211 are respectively fixedly connected to the sides of the two closing plates 21 close to each other.

Hold 11 bottoms in chamber and be provided with fixed station 8 of fixed connection on holding 1 inner wall of casing, the top level of fixed station 8 sets up, piles up in holding a plurality of felt subsides 3 in the middle of 11, and the felt subsides 3 of bottommost are attached at fixed station 8 tops.

The bottom of the sealing cover shell 2 is provided with a groove 23, a ball 6 capable of sliding up and down is arranged in the groove 23, and an elastic part 7 for pushing the ball 6 to slide down is arranged in the groove 23; through the arrangement of the elastic members 7, the balls 6 can be pressed on the tops of the piled felt patches 3 under the action of the elastic members 7, so that the piled felt patches 3 are pressed together.

Specifically, the guide tube 4 fixedly connected to the inner wall of the cover housing 2 is arranged in the groove 23, the guide tube 4 is vertically arranged, the guide tube 4 is internally provided with a pressing block 5 which can slide up and down in the guide tube 4, the bottom of the pressing block 5 extends out of the guide tube 4, the ball 6 is embedded into the bottom of the pressing block 5 and can roll in the pressing block 5, and the elastic piece 7 is arranged in the guide tube 4 and applies downward elastic force to the pressing block 5. Specifically, the center of the ball 6 is higher than the bottom of the pressing block 5, and the bottom of the ball 6 extends out of the bottom of the pressing block 5, so that the ball 6 can freely roll on the pressing block 5 and is not easy to separate from the pressing block 5.

Specifically, elastic component 7 is the spring, and spring one end fixed connection is at fixed pipe top, and other end fixed connection is at the top of briquetting 5.

The working principle of the white board eraser with the replaceable core when in use is as follows: when the felt 3 adhered to the bottom of the sealing shell 2 becomes dirty and cannot be used continuously, the felt is taken off from the accommodating shell 1, then the accommodating shell 1 is opened, the felt 3 at the top is taken off from the rest felt 3 and then attached to the bottom of the accommodating shell 1, the white board eraser does not need to be replaced integrally, and the use cost is saved.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the utility model may occur to those skilled in the art without departing from the principle of the utility model, and are considered to be within the scope of the utility model.

Claims

1. A white board eraser with replaceable core is characterized in that: comprises an accommodating shell (1), the top of which is provided with an accommodating cavity (11);

a plurality of felt pastes (3) which are stacked and pasted in the accommodating cavity (11), wherein one side of each felt paste (3) is an adhesive layer, and the other side of each felt paste is a felt surface;

and a cover case (2) provided on top of the accommodation case (1) for closing and opening the accommodation chamber (11);

the bottom of the accommodating shell (1) is a plane, and the felt patch (3) can be adhered to the plane.

2. The replaceable core whiteboard eraser of claim 1, wherein: two chutes (121) are arranged on two sides of the accommodating shell (1), the two chutes (121) are parallel to each other in the length direction, two sliders (211) which are respectively embedded into the two chutes (121) are fixedly connected to the cover shell (2), the sliders (211) slide along the chutes (121) in the length direction, and the cover shell (2) is in the process of sliding along the sliders (211) to realize the closing and opening of the accommodating cavity (11).

3. The replaceable core whiteboard eraser of claim 2, wherein: one end of the sliding groove (121) is a closed end, the other end of the sliding groove is an open end, and the open end penetrates through the accommodating shell (1) along the length direction of the sliding groove (121).

4. A replaceable core whiteboard eraser according to claim 3, wherein: the position that is close to the blind end in spout (121) is provided with fixture block (122) of fixing on spout (121) cell wall, has seted up a draw-in groove (212) on slider (211), when closing cap casing (2) will hold chamber (11) and seal, fixture block (122) are gone into in the middle of draw-in groove (212), and fixture block (122) and slider (211) are elasticity fixture block (122) and elasticity slider (211).

5. The replaceable core whiteboard eraser of claim 4, wherein: two yielding grooves (12) are formed in two sides of the accommodating shell (1), an end part groove (13) is formed in one end, close to the open end of the sliding groove (121), of the accommodating shell (1), the yielding grooves (12) and the end part groove (13) penetrate through the accommodating shell (1) upwards, the end part groove (13) is communicated with the yielding grooves (12), and the sliding groove (121) is formed in the groove wall of the yielding groove (12);

the bottom of the cover sealing shell (2) is fixedly connected with two closing plates (21) which are respectively embedded into the abdicating groove (12) and an end plate (22) which is embedded into the end groove (13), the end plate (22) is fixedly connected with the two closing plates (21), and when the closing plates (21) and the end plate (22) are embedded into the abdicating groove (12) and the closing groove, the smooth transition of the joint of the cover sealing shell (2) and the accommodating shell (1) is realized.

6. The replaceable core whiteboard eraser as defined in claim 5, wherein: the bottom of the accommodating cavity (11) is provided with a fixed platform (8) fixedly connected to the inner wall of the accommodating shell (1), and the top of the fixed platform (8) is horizontally arranged.

7. The replaceable core whiteboard eraser of claim 6, wherein: the bottom of the seal cover shell (2) is provided with a groove (23), a ball (6) capable of sliding up and down is arranged in the groove (23), and an elastic piece (7) capable of pushing the ball (6) to slide down is arranged in the groove (23).

8. The replaceable core whiteboard eraser of claim 7, wherein: be provided with guiding tube (4) of fixed connection on closing cap casing (2) inner wall in recess (23), guiding tube (4) vertical setting is provided with briquetting (5) that can slide and the bottom stretches out in guiding tube (4) from top to bottom in guiding tube (4), and ball (6) embedding briquetting (5) bottom just can roll in briquetting (5), and elastic component (7) set up in guiding tube (4) and exert decurrent elasticity to briquetting (5).