CN218140809U

CN218140809U - Automatic chalk discharging box convenient to take

Info

Publication number: CN218140809U
Application number: CN202221918908.7U
Authority: CN
Inventors: 王晓燕
Original assignee: Shanxi Daren International Education Exchange Co ltd
Current assignee: Shanxi Daren International Education Exchange Co ltd
Priority date: 2022-07-25
Filing date: 2022-07-25
Publication date: 2022-12-27
Anticipated expiration: 2032-07-25

Abstract

The utility model belongs to the technical field of the chalk box, and an automatic chalk box of going out convenient to take is disclosed, comprises a box bod, the inside fixed mounting of box body has the filter, the bottom fixed mounting of box body inner chamber has the backup pad that is located the filter right side, the right side fixed mounting of box body inner chamber bottom has the location support frame that is located the backup pad right side, the inside fixed mounting of box body has the limit baffle who is located directly over the backup pad, the back fixed mounting of box body inner chamber has the mounting bracket that is located the limit baffle right side. The utility model discloses a positioning support frame, limit baffle and stripper plate can ensure through the filter that the chalk can landing to positioning support frame's top, and then press the rear end that the briquetting can drive the stripper plate through the movable rod and extrude the chalk downwards to make the chalk front end pried up under positioning support frame's support, can make the chalk front end rotatory to the box body top along limit baffle's right side, thereby the person of facilitating the use takes.

Description

Automatic chalk discharging box convenient to take

Technical Field

The utility model belongs to the technical field of the chalk box, specifically an automatic chalk box of going out convenient to take.

Background

Chalks are widely used tools in daily life and are generally used for writing on a blackboard; the main component of the chalk is calcium sulfate which is a white precipitate, the chalk is not easy to decompose, and the particles are larger than dust; the chalk used in China mainly comprises two types of common chalk and dust-free chalk, and the main components of the chalk are calcium carbonate (limestone) and calcium sulfate (gypsum) or a small amount of calcium oxide.

At present, although the installation and use of electronic blackboard is gradually popularized, because ordinary blackboard has the advantage of writing at will and conveniently writing, therefore ordinary blackboard still receives most of mr's favor, and the use of ordinary blackboard just must utilize the chalk, and the current common ordinary chalk is placed and can produce a large amount of dusts in the chalk box inside, so not only be convenient for mr to take the chalk fast, and make its finger front end be infected with a large amount of dusts very easily when taking, thereby lead to the propagation range of dust to increase, consequently need improve it.

Meanwhile, in order to avoid dust overflowing in the chalk box, the existing chalk box usually provides chalk and is additionally provided with a sealing cover, so that when the chalk needs to be supplemented in the chalk box, teachers and students need to manually open the box cover and then place the chalk in the box, the difficulty of supplementing the chalk is increased, and the chalk is not easily and neatly arranged when the chalk is placed in the box in a supplementing manner, so that the chalk is more easily broken, and the chalk box also needs to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above problem, the utility model provides an automatic chalk box of going out convenient to take has the advantage of being convenient for take and the feed supplement of being convenient for.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an automatic go out chalk box convenient to take, includes the box body, the inside fixed mounting of box body has the filter, the bottom fixed mounting of box body inner chamber has the backup pad that is located the filter right side, the right side fixed mounting of box body inner chamber bottom has the location support frame that is located the backup pad right side, the inside fixed mounting of box body has the limit baffle who is located directly over the backup pad, the back fixed mounting of box body inner chamber has the mounting bracket that is located limit baffle right side, the inside activity of mounting bracket has cup jointed the movable rod, the bottom of movable rod runs through mounting bracket and fixedly connected with and is located the stripper plate at location support frame rear, reset spring has been cup jointed in the surface activity of movable rod, the fixed surface of movable rod has cup jointed the position sleeve, because the setting of filter, can make the inside chalk dust of box body fall to the inside of dust collection box, avoid the inside too much dust of box body to be infected with on the chalk surface, and can the user press the front end that the briquetting was prized through the stripper plate through location support frame and stripper plate to reach and pop out the chalk so as to take effect.

As a preferred technical scheme of the utility model, the left side of stripper plate and limit baffle's right side swing joint, the right side of stripper plate and the right side swing joint of box inner chamber, reset spring's upper and lower both ends respectively with the bottom of position sleeve and the top fixed connection of mounting bracket, through the reset spring who sets up, can push the movable rod removal and make it can reset under the restriction of mounting bracket and position sleeve.

As a preferred technical scheme of the utility model, the top and the fixedly connected with of mounting bracket and extension to box body are run through at the top of movable rod press the briquetting, limit baffle's right side fixedly connected with is located the baffle in mounting bracket the place ahead, the right side of baffle and the right side fixed connection of box body inner chamber because the setting of baffle, can avoid the chalk to be pried up the back and the contact of movable rod and reset spring to avoid causing the influence to movable rod and reset spring's removal.

As a preferred technical scheme of the utility model, the inside activity joint of box body has the dust collection box who is located the filter bottom, the equal activity joint in the left and right sides of dust collection box has the joint piece, the other end of joint piece run through the dust collection box and with the left and right sides fixed connection of box body inner chamber, through the joint piece that sets up, can make things convenient for the staff to install the dust collection box in the inside of box body to.

As a preferred technical scheme of the utility model, the right side fixed mounting at box body inner chamber top has the dust guard, the left side fixed mounting at box body inner chamber top has positioning baffle, because dust guard and positioning baffle's setting, the two can seal the inside of box body under the cooperation of fly leaf to avoid dust and water stain to fall into the inside of box body, also avoid the inside dust dispersion of box body to the air simultaneously.

As a preferred technical scheme of the utility model, the left side activity of dust guard articulates there is the connecting rod, the outer fixed surface of connecting rod has cup jointed clockwork spring, clockwork spring's outer fixed surface has cup jointed the fly leaf, both sides around the fly leaf respectively with the box body inner chamber around both sides swing joint, the left side at fly leaf top and the right side swing joint of positioning baffle bottom, through the clockwork spring that sets up, can drive clockwork spring rotatory and make it have elasticity recovery performance when chalk extrusion fly leaf to the replenishment of the chalk of being convenient for.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a positioning support frame, limit baffle and stripper plate can ensure through the filter that the chalk can landing to positioning support frame's top, and then press the rear end that the briquetting can drive the stripper plate through the movable rod and extrude the chalk downwards to make the chalk front end pried up under positioning support frame's support, can make the chalk front end rotatory to the box body top along limit baffle's right side, thereby the person of facilitating the use takes.

2. The utility model discloses a dust guard, clockwork spring and fly leaf, cooperation through dust guard, fly leaf and position baffle can seal the inside of box body to avoid the dust dispersion, and can make the fly leaf drive clockwork spring round the connecting rod rotation downwards under the extrusion of chalk when can ensure to supply the chalk through connecting rod and clockwork spring, can make the chalk can be along the inside of the surperficial landing of fly leaf to box body, thereby accomplish the feed supplement.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic front sectional view of the present invention;

FIG. 3 is a schematic side sectional view of the extrusion plate according to the present invention;

FIG. 4 is a schematic view of a side cross-sectional partial structure of the movable rod of the present invention;

fig. 5 is an enlarged schematic view of a portion a in fig. 2.

In the figure: 1. a box body; 2. a filter plate; 3. a support plate; 4. positioning a support frame; 5. a limit baffle; 6. a mounting frame; 7. a movable rod; 8. a pressing plate; 9. a return spring; 10. a pressing block; 11. a partition plate; 12. a dust collecting box; 13. a clamping block; 14. a dust-proof plate; 15. a connecting rod; 16. a clockwork spring; 17. a movable plate; 18. positioning a baffle plate; 19. a positioning sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 to 5, the utility model provides an automatic chalk box that goes out convenient to take, comprises a box bod 1, the inside fixed mounting of box body 1 has filter 2, the bottom fixed mounting of 1 inner chamber of box body has the backup pad 3 that is located filter 2 right side, the right side fixed mounting of 1 inner chamber bottom of box body has the locating support frame 4 that is located backup pad 3 right side, the inside fixed mounting of box body 1 has the limit baffle 5 that is located directly over backup pad 3, the back fixed mounting of 1 inner chamber of box body has the mounting bracket 6 that is located limit baffle 5 right side, the inside activity of mounting bracket 6 has cup jointed movable rod 7, the bottom of movable rod 7 runs through mounting bracket 6 and fixedly connected with is located the stripper plate 8 of 4 rear of locating support frame, reset spring 9 has been cup jointed in the surface activity of movable rod 7, the outer fixed surface of movable rod 7 has cup jointed the position sleeve 19, because the setting of 2, can make the inside chalk dust of 1 of box body fall to the inside of dust collection dirt box 12, avoid the box body 1 inside too much dust to be infected with the pop up on the chalk surface, and can be convenient for the user to press the front end that the piece 10 passes through the chalk through the stripper plate 8 through the chalk through the locating support frame 4 and stripper plate 8, thereby reach the effect of being convenient for taking.

Wherein, the left side of stripper plate 8 and limit baffle 5's right side swing joint, the right side of stripper plate 8 and the right side swing joint of 1 inner chamber of box body, reset spring 9's upper and lower both ends respectively with the bottom of position sleeve 19 and the top fixed connection of mounting bracket 6, through the reset spring 9 that sets up, can promote the removal of movable rod 7 and make it can reset under the restriction of mounting bracket 6 and position sleeve 19.

Wherein, mounting bracket 6 is run through at the top of movable rod 7 and extend to the top of box body 1 and fixedly connected with press the briquetting 10, and limit baffle 5's right side fixedly connected with is located the baffle 11 in mounting bracket 6 the place ahead, the right side of baffle 11 and the right side fixed connection of the 1 inner chamber of box body, because the setting of baffle 11, can avoid the chalk to be pried the back and contact with movable rod 7 and reset spring 9 to avoid causing the influence to the removal of movable rod 7 and reset spring 9.

Wherein, the inside activity joint of box body 1 has the dust collection box 12 that is located filter 2 bottoms, and the equal activity joint in the left and right sides of dust collection box 12 has joint piece 13, and the other end of joint piece 13 runs through dust collection box 12 and with the left and right sides fixed connection of box body 1 inner chamber, through the joint piece 13 that sets up, can make things convenient for the staff to install dust collection box 12 in the inside of box body 1 to thereby.

Wherein, the right side fixed mounting at 1 inner chamber top of box body has dust guard 14, and the left side fixed mounting at 1 inner chamber top of box body has positioning baffle 18, because dust guard 14 and positioning baffle 18's setting, the two can seal the inside of box body 1 under the cooperation of fly leaf 17 to avoid dust and water stain to fall into the inside of box body 1, also avoid the inside dust dispersion of box body 1 to the air simultaneously.

The left side of the dust guard 14 is movably hinged with a connecting rod 15, a clockwork spring 16 is fixedly sleeved on the outer surface of the connecting rod 15, a movable plate 17 is sleeved on the outer surface of the clockwork spring 16, the front side and the rear side of the movable plate 17 are movably connected with the front side and the rear side of the inner cavity of the box body 1 respectively, the left side of the top of the movable plate 17 is movably connected with the right side of the bottom of the positioning baffle 18, and the clockwork spring 16 can drive the clockwork spring 16 to rotate and enable the clockwork spring to have elastic recovery performance when chalk extrudes the movable plate 17, so that the chalk can be supplemented conveniently.

The utility model discloses a theory of operation and use flow:

firstly, the chalk is placed at the top of the movable plate 17, the movable plate 17 can drive the clockwork spring 16 to rotate downwards around the connecting rod 15 under the extrusion of gravity, and the clockwork spring 16 has elastic recovery performance, meanwhile, the chalk can slide to the inside of the box body 1 to supplement the chalk, under the guiding effect of the filter plate 2 and the limiting effect of the limiting baffle plate 5, the chalk inside the box body 1 can slide to the top of the positioning support frame 4 one by one, the pressing block 10 can be pressed to push the pressing plate 8 downwards through the movable rod 7, and the pressing plate 8 is further supported by the positioning support frame 4 to push the chalk rear end to enable the chalk front end to rotate to the top of the box body 1 along the right side of the limiting baffle plate 5, so that the chalk is convenient for a user to take, the dust of the chalk inside the box body 1 can fall into the regular inside of the dust collection box 12 through the filter plate 2, and the dust can be cleaned by the user conveniently.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an automatic go out chalk box convenient to take, includes box body (1), its characterized in that: the inside fixed mounting of box body (1) has filter (2), the bottom fixed mounting of box body (1) inner chamber has backup pad (3) that is located filter (2) right side, the right side fixed mounting of box body (1) inner chamber bottom has location support frame (4) that are located backup pad (3) right side, the inside fixed mounting of box body (1) has limit baffle (5) that are located backup pad (3) directly over, the back fixed mounting of box body (1) inner chamber has mounting bracket (6) that are located limit baffle (5) right side, movable rod (7) have been cup jointed in the inside activity of mounting bracket (6), the bottom of movable rod (7) runs through mounting bracket (6) and fixedly connected with stripper plate (8) that are located location support frame (4) rear, reset spring (9) have been cup jointed in the surface activity of movable rod (7), the external surface fixation of movable rod (7) has cup jointed position cover (19).

2. The easy-to-take automatic chalk box according to claim 1, characterized in that: the left side of stripper plate (8) and the right side swing joint of limit baffle (5), the right side of stripper plate (8) and the right side swing joint of box body (1) inner chamber, the upper and lower both ends of reset spring (9) respectively with the bottom of position sleeve (19) and the top fixed connection of mounting bracket (6).

3. The easy-to-take automatic chalk box according to claim 1, characterized in that: the top of movable rod (7) runs through mounting bracket (6) and extends to the top and the fixedly connected with of box body (1) and presses down briquetting (10), the right side fixedly connected with of limit baffle (5) is located baffle (11) in mounting bracket (6) the place ahead, the right side of baffle (11) and the right side fixed connection of box body (1) inner chamber.

4. The easy-to-take automatic chalk box according to claim 1, characterized in that: the dust collecting box is characterized in that a dust collecting box (12) located at the bottom of the filter plate (2) is movably clamped inside the box body (1), clamping blocks (13) are movably clamped on the left side and the right side of the dust collecting box (12), and the other ends of the clamping blocks (13) penetrate through the dust collecting box (12) and are fixedly connected with the left side and the right side of an inner cavity of the box body (1).

5. The easy-to-take automatic chalk box according to claim 1, characterized in that: the right side fixed mounting at box body (1) inner chamber top has dust guard (14), the left side fixed mounting at box body (1) inner chamber top has positioning baffle (18).

6. The easy-to-access automatic chalk box of claim 5, characterized in that: the left side activity of dust guard (14) articulates there is connecting rod (15), clockwork spring (16) have been cup jointed to the external fixed surface of connecting rod (15), the external fixed surface of clockwork spring (16) has cup jointed fly leaf (17), both sides around fly leaf (17) respectively with box body (1) inner chamber around both sides swing joint, the left side at fly leaf (17) top and the right side swing joint of positioning baffle (18) bottom.