CN215705324U - A explanation device for safety education - Google Patents

Abstract

The utility model discloses an explanation device for safety education, which comprises a main body, wherein the upper end of the main body is fixedly connected with a first board surface, two sides of the first board surface are rotatably connected with second board surfaces, adjusting structures are arranged on the back surfaces of the first board surface and the second board surface, a fixing structure is arranged at the bottom end of the back surface of the second board surface, a telescopic rod is fixedly connected with the bottom end of the main body, a base is fixedly connected with the bottom end of the telescopic rod, and universal wheels are fixedly connected with the bottom end of the base; the utility model relates to the technical field of safety education equipment. This an explanation device for safety education drives threaded connection's threaded rod through rotating the ware and to the inside shrink of connecting rod, and then drives the second face and rotate to suitable position, can adjust different angles, and the student in the different position of being convenient for watches, through promoting the blackboard eraser to the disposable whole writings with on the panel clean, and then has reached the purpose of wiping the panel fast.

Description

A explanation device for safety education

Technical Field

The utility model relates to the technical field of safety education equipment, in particular to an explanation device for safety education.

Background

In each group activity, the safety of members is the primary consideration, so that the safety education declaration is always carried out throughout the activity in the group activity.

People use traditional panel often at the explanation study, inconvenient user's subregion work like this to the size and dimension of panel is fixed usually, can not adjust the angle of face according to the number of studying, and different people of not being convenient for watch, and mr need wipe the panel after explaining the vocabulary on the board in addition, reduce efficiency, waste a large amount of time moreover.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides an explanation device for safety education, which solves the problems that the angle of a board surface cannot be adjusted according to the number of learners when the existing explanation device is used, and a teacher needs to wipe the board after explaining words on the board, so that the efficiency is reduced, and a large amount of time is wasted.

In order to achieve the purpose, the utility model is realized by the following technical scheme: an explanation device for safety education comprises a main body, wherein a first board surface is fixedly connected to the upper end of the main body, second board surfaces are rotatably connected to two sides of the first board surface, adjusting structures are arranged on the back surfaces of the first board surface and the second board surface, a fixing structure is arranged at the bottom end of the back surface of the second board surface, a telescopic rod is fixedly connected to the bottom end of the main body, a base is fixedly connected to the bottom end of the telescopic rod, and universal wheels are fixedly connected to the bottom end of the base; the adjusting structure comprises a first hinged support fixedly connected to the back of the first plate surface, a movable connector is hinged to the first hinged support, the other end of the movable connector is connected with a connecting rod in a rotating mode, the output end of the connecting rod is connected with a threaded rod in a threaded mode, a second hinged support is hinged to the other end of the threaded rod, and the second hinged support is fixedly connected to the back of the second plate surface.

Preferably, the upper end surface of the main body is provided with a receiving groove, an ash receiving box is clamped in the receiving groove, and the front end of the ash receiving box is fixedly connected with a second handle.

Preferably, the two sides of the main body are fixedly connected with symmetrical sliding rods, the symmetrical sliding rods are connected with the eraser in a sliding mode, and the eraser is attached to the surfaces of the first board surface and the second board surface.

Preferably, the upper surface of the main body is rotatably connected with a rotating plate, and the other end of the rotating plate is rotatably connected with the bottom end of the second plate surface.

Preferably, fixed knot constructs including the fixed block of fixed connection at the second face back, set up flutedly on the fixed block, be provided with the dead lever on the recess, fixedly connected with spacing ring on the dead lever, and spacing ring are located the recess, the spring has been cup jointed to the part that the dead lever is located the recess, the top of dead lever runs through the fixed block and extends to outside and fixedly connected with the first in command.

Preferably, the upper surface of the main body is provided with a fixing hole, and the bottom end of the fixing rod penetrates through the bottom end of the fixing block and extends into the fixing hole.

Advantageous effects

The present invention provides an explanation apparatus for security education. Compared with the prior art, the method has the following beneficial effects:

(1) this an explanation device for safety education, through rotating the rotating tool, it rotates to drive the connecting rod, and then drive threaded connection's threaded rod to the inside shrink of connecting rod, and the active structure of cooperation rotor plate, it rotates to suitable position to drive the second face, the device can adjust different height, be convenient for student and mr use, can adjust different angles, the student in the different position of being convenient for watches, after saying simultaneously, through the cooperation fixed block, the dead lever, the spacing ring, the spring is fixed the second face with the first in command convenience, the convenience is put in order the device.

(2) This an explanation device for safety education through the blackboard eraser that promotes from top to bottom and laminate mutually with first face and second face surface to the disposable writing on with the panel is whole to be erased totally, and then has reached the purpose of wiping the panel fast, and the chalk dust falls into and connects in the ash box simultaneously, will connect ash box dismantlement to handle its inside dust through the second handle, prevents that the dust from twining the harm to the human body.

Drawings

FIG. 1 is a perspective view of the external structure of the present invention;

FIG. 2 is a perspective view of the back structure of the present invention;

FIG. 3 is a perspective view of the adjustment mechanism of the present invention;

FIG. 4 is a perspective view of the fixing structure according to the present invention;

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

In the figure: 1. a main body; 2. a first board surface; 3. a second board surface; 4. an adjustment structure; 5. a fixed structure; 6. a telescopic rod; 7. a base; 8. a universal wheel; 9. an ash receiving box; 101. a receiving groove; 102. a fixing hole; 401. a first hinge base; 402. a movable connector; 403. a connecting rod; 404. a threaded rod; 405. a second hinge base; 406. a rotator; 501. a fixed block; 502. a groove; 503. fixing the rod; 504. a limiting ring; 505. a spring; 506. a first handle; 901. a second handle; 10. a slide bar; 11. erasing the blackboard; 12. and rotating the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: an explanation device for safety education comprises a main body 1, wherein the upper end of the main body 1 is fixedly connected with a first board surface 2, two sides of the first board surface 2 are rotatably connected with second board surfaces 3, adjusting structures 4 are arranged on the back surfaces of the first board surface 2 and the second board surfaces 3, a fixing structure 5 is arranged at the bottom end of the back surface of each second board surface 3, a telescopic rod 6 is fixedly connected to the bottom end of the main body 1, a base 7 is fixedly connected to the bottom end of the telescopic rod 6, and universal wheels 8 are fixedly connected to the bottom end of the base 7; the adjusting structure 4 comprises a first hinged support 401 fixedly connected to the back of the first board surface 2, a movable connector 402 is hinged to the first hinged support 401, the other end of the movable connector 402 is rotatably connected with a connecting rod 403, the output end of the connecting rod 403 is in threaded connection with a threaded rod 404, a second hinged support 405 is hinged to the other end of the threaded rod 404, and the second hinged support 405 is fixedly connected with the back of the second board surface 3; the upper end surface of the main body 1 is provided with a bearing groove 101, an ash receiving box 9 is clamped in the bearing groove 101, the front end of the ash receiving box 9 is fixedly connected with a second handle 901, chalk ash falls into the ash receiving box 9, the ash receiving box 9 is detached through the second handle 901 to treat dust in the chalk ash, and the dust is prevented from winding the body and harming the body; two sides of the main body 1 are fixedly connected with symmetrical sliding rods 10, the symmetrical sliding rods 10 are connected with eraser boards 11 in a sliding mode, the eraser boards 11 are attached to the surfaces of the first board surface 2 and the second board surface 3, and the eraser boards 11 attached to the surfaces of the first board surface 2 and the second board surface 3 are pushed up and down, so that all handwriting on the surfaces of the first board surface 2 and the second board surface 3 can be erased completely at one time, and the purpose of quickly wiping the panel is achieved; the upper surface of the main body 1 is rotatably connected with a rotating plate 12, and the other end of the rotating plate 12 is rotatably connected with the bottom end of the second plate surface 3, so that the second plate surface 3 is convenient to stabilize during rotation; the fixing structure 5 comprises a fixing block 501 fixedly connected to the back of the second board surface 3, a groove 502 is formed in the fixing block 501, a fixing rod 503 is arranged on the groove 502, a limiting ring 504 is fixedly connected to the fixing rod 503, the limiting ring 504 is located in the groove 502, a spring 505 is sleeved on the part, located in the groove 502, of the fixing rod 503, the top end of the fixing rod 503 penetrates through the fixing block 501 to extend to the outside and is fixedly connected with a first handle 506, the second board surface 3 is conveniently fixed, and the device is conveniently arranged; the upper surface of the main body 1 is provided with a fixing hole 102, and the bottom end of the fixing rod 503 penetrates the bottom end of the fixing block 501 and extends into the fixing hole 102.

And those not described in detail in this specification are well within the skill of those in the art.

When the chalk eraser is used, a user can push the device to a proper position by using the universal wheels 8, then the length of the first board surface 2 and the second board surface 3 is adjusted by the telescopic rods 6 according to the number of people watching, and the like, the eraser 11 is pushed to the lowest end of the sliding rod 10, the user can take the chalk on the first board surface 2 and the second board surface 3 from the chalk receiving box 9 to write, when the chalk needs to be erased, the eraser 11 can be pushed up and down, the eraser 11 can erase the chalk, meanwhile, the chalk dust falls into the chalk receiving box 9, in order to facilitate watching and learning of people on both sides, the user manually lifts the first handle 506, drives the fixing rod 503 and the limiting ring 504 to move upwards and extrude the spring 505, so that the bottom end of the fixing rod 503 is completely separated from the fixing hole 102, and simultaneously, the rotator 406 drives the connecting rod 403 to rotate, and further drives the threaded rod 404 in threaded connection to shrink towards the inside of the connecting rod 403, and the movable structure of cooperation rotor plate 12 drives second face 3 and rotates to suitable position, says and unties after, resumes the position of second face 3, will connect ash box 9 to dismantle through second handle 901 and handle its inside dust, prevents that the dust from twining the harm to the human body, then utilizes universal wheel 8 to impel suitable position with the device, above is exactly the theory of operation that is used for the explanation device of safety education.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. An explanation device for safety education, comprising a main body (1), characterized in that: the upper end of the main body (1) is fixedly connected with a first board surface (2), two sides of the first board surface (2) are rotatably connected with a second board surface (3), the back surfaces of the first board surface (2) and the second board surface (3) are provided with adjusting structures (4), the bottom end of the back surface of the second board surface (3) is provided with a fixing structure (5), the bottom end of the main body (1) is fixedly connected with a telescopic rod (6), the bottom end of the telescopic rod (6) is fixedly connected with a base (7), and the bottom end of the base (7) is fixedly connected with a universal wheel (8);

adjust structure (4) including first free bearing (401) of fixed connection on first face (2) the back, it has swing joint ware (402) to articulate on first free bearing (401), the other end of swing joint ware (402) rotates and is connected with connecting rod (403), the output threaded connection of connecting rod (403) has threaded rod (404), it has second free bearing (405) to articulate on the other end of threaded rod (404), the back fixed connection of second free bearing (405) and second face (3).

2. An explanation device for safety education as set forth in claim 1, wherein: the ash collecting box is characterized in that a collecting groove (101) is formed in the surface of the upper end of the main body (1), an ash collecting box (9) is connected in the collecting groove (101) in a clamping mode, and a second handle (901) is fixedly connected to the front end of the ash collecting box (9).

3. An explanation device for safety education as set forth in claim 1, wherein: the blackboard eraser is characterized in that two sides of the main body (1) are fixedly connected with symmetrical sliding rods (10) which are symmetrical, the sliding rods (10) are connected with an eraser (11) in a sliding mode, and the eraser (11) is attached to the surfaces of the first board surface (2) and the second board surface (3) mutually.

4. An explanation device for safety education as set forth in claim 1, wherein: the upper surface of main part (1) rotates and is connected with rotor plate (12), the other end of rotor plate (12) rotates with the bottom of second face (3) and is connected.

5. An explanation device for safety education as set forth in claim 1, wherein: fixed knot constructs (5) including fixed block (501) at second face (3) the back, recess (502) have been seted up on fixed block (501), be provided with dead lever (503) on recess (502), fixedly connected with spacing ring (504) on dead lever (503), and spacing ring (504) are located recess (502), spring (505) have been cup jointed to the part that dead lever (503) are located recess (502), the top of dead lever (503) is run through fixed block (501) and is extended to outside and fixedly connected with first in command (506).

6. An explanation device for safety education as set forth in claim 5, wherein: the upper surface of the main body (1) is provided with a fixing hole (102), and the bottom end of the fixing rod (503) penetrates through the bottom end of the fixing block (501) and extends into the fixing hole (102).

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