CN214984452U

CN214984452U - Push-and-pull blackboard convenient to clearance is collected to ash of writing

Info

Publication number: CN214984452U
Application number: CN202121105850.XU
Authority: CN
Inventors: 谢利民; 孙广渊; 冉艳
Original assignee: Shaanxi Hongri Modern Industrial Co ltd
Current assignee: Shaanxi Hongri Modern Industrial Co ltd
Priority date: 2021-05-22
Filing date: 2021-05-22
Publication date: 2021-12-03
Anticipated expiration: 2031-05-22

Abstract

The utility model discloses a push-and-pull blackboard convenient to clearance is collected to ash, including fixed frame, fixed frame's top fixedly connected with threaded rod protective housing, first spout has been seted up to one side of threaded rod protective housing, the inside of threaded rod protective housing is provided with first threaded rod, the one end of first threaded rod is rotated and is connected with the support frame, the electronic jar of top fixedly connected with second of support frame, one side fixedly connected with storage water tank of the electronic jar of second, the bottom of deashing protecting sheathing is provided with sewage case shell, the second spout has been seted up at the top of sewage case shell. The utility model discloses in, be provided with storage water tank, wiping cloth and sewage case, the ash on the blackboard when using carries out simple moist more easily and cleans through the water in the water tank, cleans the back ash and drops to the sewage indoor by the mouth that falls, regularly clears up after collecting.

Description

Push-and-pull blackboard convenient to clearance is collected to ash of writing

Technical Field

The utility model relates to a teaching writing brush ash clearance field especially relates to a push-and-pull blackboard convenient to clearance is collected to writing brush ash.

Background

The push-pull blackboard is also called a composite blackboard, is a novel writing board which is popular in schools in the last two years, the use of the push-pull blackboard is the same as that of a common teaching blackboard, after two boards blocked outside are pushed away, an interactive electronic whiteboard or liquid crystal touch screen projection is realized, but after the blackboard is used, chalk dust often falls in a groove at the lower end of the blackboard when chalk characters are wiped by a blackboard eraser, the cleaning is not easy, and in the wiping process, a great amount of dust can be generated, so that the health of teachers and students is influenced.

When the applicant applies the invention, through search, the applicant finds that a Chinese patent discloses a push-pull blackboard convenient for cleaning chalk dust, the application number of which is '201920908046.1', the patent mainly collects the chalk dust into a collecting cavity through a collecting groove, but the chalk dust is scattered when the upper end position of the blackboard is cleaned, and the defect needs to be further improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a push-pull blackboard convenient for collecting and cleaning the chalk dust.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a push-pull blackboard convenient for collecting and cleaning chalk dust comprises a fixed frame, wherein a threaded rod protective shell is fixedly connected above the fixed frame, a first sliding groove is formed in one side of the threaded rod protective shell, a first threaded rod is arranged inside the threaded rod protective shell, one end of the first threaded rod is rotatably connected with a supporting frame, a second electric cylinder is fixedly connected above the supporting frame, and a water storage tank is fixedly connected to one side of the second electric cylinder;

the dust removing device comprises a support frame, a dust removing protective shell, a dust removing opening, a first electric cylinder, a pull ring, a wiping cloth and a plurality of springs, wherein the dust removing protective shell is fixedly connected to the outer part of the support frame, the dust removing opening is fixedly connected to the bottom end of the dust removing protective shell, the first electric cylinder is fixedly connected to the upper end and the lower end of the inner side wall of the support frame, the pull ring is fixedly connected to one end of the first electric cylinder, the wiping cloth is fixedly connected to one end of the pull ring, and the springs are fixedly connected to the inner side wall of the support frame;

the bottom of deashing protecting sheathing is provided with sewage case shell, the second spout has been seted up at the top of sewage case shell.

As a further description of the above technical solution: the inside wall fixedly connected with bellows of storage water tank, the bottom of bellows is provided with the valve, the one end and the wiper laminating of bellows.

As a further description of the above technical solution: the inside bottom fixedly connected with supporting shoe of sewage case shell, the top of supporting shoe is provided with the sewage room.

As a further description of the above technical solution: the bottom of support frame is rotated and is connected with the second threaded rod, the first driving motor of one side fixedly connected with of fixed frame, and the one end extension of first driving motor is provided with the motor shaft, the motor shaft is fixed connection with the second threaded rod.

As a further description of the above technical solution: one side fixedly connected with second driving motor of fixed frame, and the one end extension of second driving motor is provided with the motor shaft, the motor shaft is fixed connection with first threaded rod.

As a further description of the above technical solution: and ash falling ports are arranged on two sides of the second sliding groove and are in sliding connection with the second sliding groove.

As a further description of the above technical solution: one side of the sewage tank shell is fixedly connected with a water outlet, and the other side of the sewage tank shell is fixedly connected with a water filling port.

As a further description of the above technical solution: the inner side of the fixed frame is fixedly connected with a blackboard.

The utility model discloses following beneficial effect has:

1. the utility model discloses set up water tank, bellows and valve, the inside water of storage water tank flows through the bellows through water pressure afterwards, and the valve carries out the controlled flow rate and switch, carries out the surface moistening with the wiper, better gets rid of the ash on the blackboard.

2. The utility model discloses set up the spring, can appear unsmooth in the middle of the blackboard when removing, the spring will be retrieved when passing through the lug, continues to support the wiper reconversion through spring inertia after retrieving.

3. The utility model discloses set up the sewage room, the pen dust drops to the sewage room of ash falling mouth below through the gap between blackboard and the wiper afterwards, regularly carries out the sewage through outlet and water filling port and changes afterwards.

Drawings

FIG. 1 is a front perspective view of a push-pull blackboard convenient for collecting and cleaning chalk dust provided by the present invention;

FIG. 2 is a side view of the push-pull blackboard convenient for collecting and cleaning the chalk dust provided by the present invention;

FIG. 3 is a side view of a first electric cylinder of the push-pull blackboard convenient for collecting and cleaning the chalk dust;

FIG. 4 is an enlarged view of the water storage tank and the second electric cylinder of the push-pull blackboard convenient for collecting and cleaning the chalk dust provided by the utility model;

fig. 5 is the enlarged view of the threaded rod of the push-pull blackboard convenient for collecting and cleaning the chalk dust.

Illustration of the drawings:

1. wiping cloth; 2. a pull ring; 3. a spring; 4. a first electric cylinder; 5. a dust cleaning protective shell; 6. a dust falling port; 7. a support block; 8. a sewage chamber; 9. a second threaded rod; 10. a blackboard; 11. a second chute; 12. a threaded rod protective housing; 13. a first chute; 14. a sewage tank housing; 15. a water outlet; 16. a bellows; 17. a second electric cylinder; 18. a valve; 19. a water storage tank; 20. a first threaded rod; 21. a water injection port; 22. a first drive motor; 23. a fixed frame; 24. a support frame; 25. a second drive motor.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, the present invention provides an embodiment: the utility model provides a push-and-pull blackboard convenient to clearance is collected to ash, including fixed frame 23, fixed frame 23's top fixedly connected with threaded rod protective housing 12, first spout 13 has been seted up to one side of threaded rod protective housing 12, the inside of threaded rod protective housing 12 is provided with first threaded rod 20, the one end of first threaded rod 20 is rotated and is connected with support frame 24, the electronic jar 17 of top fixedly connected with second of support frame 24, one side fixedly connected with storage water tank 19 of the electronic jar 17 of second, storage water tank 19's inside wall fixedly connected with bellows 16, the bottom of bellows 16 is provided with valve 18, the one end and the laminating of wiper 1 of bellows 16, be convenient for when using conveniently to wipe 1 surface wet with wiper, get rid of the ash on blackboard 10 surface more easily.

The outer part of the supporting frame 24 is fixedly connected with an ash removal protective shell 5, the bottom end of the ash removal protective shell 5 is fixedly connected with an ash falling port 6, the upper end and the lower end of the inner side wall of the supporting frame 24 are fixedly connected with a first electric cylinder 4, one end of the first electric cylinder 4 is fixedly connected with a pull ring 2, one end of the pull ring 2 is fixedly connected with a wiping cloth 1, the inner side wall of the supporting frame 24 is fixedly connected with a plurality of springs 3, the bottom end of the supporting frame 24 is rotatably connected with a second threaded rod 9, one side of the fixed frame 23 is fixedly connected with a second driving motor 25, one end of the second driving motor 25 is provided with a motor shaft in an extending manner, the motor shaft is fixedly connected with the first threaded rod 20, the inner side of the fixed frame 23 is fixedly connected with a blackboard 10, one side of the fixed frame 23 is fixedly connected with a first driving motor 22, one end of the first driving motor 22 is provided with a motor shaft in an extending manner, and the motor shaft is fixedly connected with the second threaded rod 9, so that the threaded rod rotates to drive the support frame 24 to move.

The bottom of deashing protecting sheathing 5 is provided with sewage case shell 14, second spout 11 has been seted up at sewage case shell 14's top, the both sides of second spout 11 are provided with ash falling port 6, ash falling port 6 is sliding connection with second spout 11, one side fixedly connected with outlet 15 of sewage case shell 14, sewage case shell 14's opposite side fixedly connected with water filling port 21, sewage case shell 14's inside bottom fixedly connected with supporting shoe 7, the top of supporting shoe 7 is provided with sewage room 8, the pen ash of being convenient for drops to the sewage room 8 of ash falling port 6 below through the gap between blackboard 10 and the wiper 1 in, regularly carry out sewage through outlet 15 and water filling port 21 afterwards and change.

The working principle is as follows: when in use, the pull ring 2 and the wiping cloth 1 are firstly recovered by the first electric cylinder 4, the second electric cylinder 17 is stretched after recovery to enable water in the water storage tank 19 to flow downwards by water pressure and then the corrugated pipe 16, the valve 18 controls the flow rate and the switch to moisten the surface of the wiping cloth 1, so that the chalk dust on the blackboard 10 can be better removed, the first driving motor 22 and the second driving motor 25 rotate to drive the supporting frame 24 to move during the wiping process, unevenness can appear in the middle of blackboard 10 when removing, and spring 3 will retrieve when through the lug, and it is original state to continue to support wiper 1 through spring 3 inertia after retrieving, and support frame 24 will stop work from one side removal to the opposite side, and the pen ash drops to the dirty water room 8 of the 6 below of ash falling mouth through the gap between blackboard 10 and wiper 1 afterwards, carries out sewage replacement through outlet 15 and water filling port 21 regularly afterwards.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a push-and-pull blackboard convenient to clearance is collected to ash of a writing brush, its characterized in that: the device comprises a fixed frame (23), a threaded rod protective shell (12) is fixedly connected above the fixed frame (23), a first sliding groove (13) is formed in one side of the threaded rod protective shell (12), a first threaded rod (20) is arranged inside the threaded rod protective shell (12), one end of the first threaded rod (20) is rotatably connected with a supporting frame (24), a second electric cylinder (17) is fixedly connected above the supporting frame (24), and a water storage tank (19) is fixedly connected to one side of the second electric cylinder (17);

the dust removing device is characterized in that a dust removing protective shell (5) is fixedly connected to the outer portion of the supporting frame (24), a dust falling port (6) is fixedly connected to the bottom end of the dust removing protective shell (5), first electric cylinders (4) are fixedly connected to the upper end and the lower end of the inner side wall of the supporting frame (24), one ends of the first electric cylinders (4) are fixedly connected with pull rings (2), one ends of the pull rings (2) are fixedly connected with wiping cloth (1), and a plurality of springs (3) are fixedly connected to the inner side wall of the supporting frame (24);

the bottom end of the ash removal protective shell (5) is provided with a sewage tank shell (14), and the top of the sewage tank shell (14) is provided with a second sliding chute (11).

2. A push-pull blackboard convenient for collecting and cleaning chalk dust according to claim 1, characterized in that: the inside wall fixedly connected with bellows (16) of storage water tank (19), the bottom of bellows (16) is provided with valve (18), the one end and the laminating of wiper (1) of bellows (16).

3. A push-pull blackboard convenient for collecting and cleaning chalk dust according to claim 1, characterized in that: the bottom end of the interior of the sewage tank shell (14) is fixedly connected with a supporting block (7), and a sewage chamber (8) is arranged above the supporting block (7).

4. A push-pull blackboard convenient for collecting and cleaning chalk dust according to claim 1, characterized in that: the bottom of support frame (24) is rotated and is connected with second threaded rod (9), the first driving motor (22) of one side fixedly connected with of fixed frame (23), and the one end extension of first driving motor (22) is provided with the motor shaft, the motor shaft is fixed connection with second threaded rod (9).

5. A push-pull blackboard convenient for collecting and cleaning chalk dust according to claim 1, characterized in that: one side fixedly connected with second driving motor (25) of fixed frame (23), and the one end of second driving motor (25) extends and is provided with the motor shaft, the motor shaft is fixed connection with first threaded rod (20).

6. A push-pull blackboard convenient for collecting and cleaning chalk dust according to claim 1, characterized in that: and ash falling openings (6) are arranged on two sides of the second sliding groove (11), and the ash falling openings (6) are in sliding connection with the second sliding groove (11).

7. A push-pull blackboard convenient for collecting and cleaning chalk dust according to claim 1, characterized in that: one side of the sewage tank shell (14) is fixedly connected with a water outlet (15), and the other side of the sewage tank shell (14) is fixedly connected with a water filling port (21).

8. A push-pull blackboard convenient for collecting and cleaning chalk dust according to claim 1, characterized in that: the inner side of the fixed frame (23) is fixedly connected with a blackboard (10).