CN211149799U

CN211149799U - Physics teaching presentation device

Info

Publication number: CN211149799U
Application number: CN201922282196.9U
Authority: CN
Inventors: 王磊
Original assignee: Heze University
Current assignee: Heze University
Priority date: 2019-12-18
Filing date: 2019-12-18
Publication date: 2020-07-31
Anticipated expiration: 2029-12-18

Abstract

The utility model discloses a physical teaching presentation device, including box and the demonstration utensil that is located the box, its characterized in that: the demonstration device comprises a demonstration device body and is characterized in that a fixing plate is arranged at the bottom end of the demonstration device body, an annular seat is detachably arranged at the bottom end of the fixing plate, insections are evenly arranged on the side wall of the annular seat, a base is arranged at the inner bottom end of the box body, a lifting device connected with the bottom end of the annular seat in a rotating mode is arranged in the base, an annular clamping groove matched with the annular seat in a clamping mode is formed in the base, a vertical rotating shaft is arranged on one side of the base, the top end and the bottom of the rotating shaft are respectively provided with a gear matched with the insections and a bevel gear I, the bevel gear I is meshed with a bevel gear II. The utility model discloses an interlock normal running fit of gear and annular seat plays the function of diversified regulation demonstration visual angle, is convenient for preserve moreover and places.

Description

Physics teaching presentation device

Technical Field

The utility model relates to a physics demonstration field specifically indicates a physics teaching presentation device.

Background

Need use presentation device during physical teaching, presentation device on the current market includes demonstration utensil and strutting arrangement, can not rotate the demonstration teaching with a plurality of visual angles to the demonstration utensil at the in-process that uses to influenced the quality of teaching, reduced student's thinking ability, inconvenient placing and protection demonstration utensil moreover causes the mistake easily and touches the damage phenomenon.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the main objective is to solve prior art not enough, provides a physical teaching presentation device, plays the function of diversified regulation demonstration visual angle through the interlock normal running fit of gear and annular seat, is convenient for preserve moreover and places.

In order to solve the technical problem, the utility model provides a technical scheme does: the utility model provides a physical teaching presentation device, includes the box and is located the presentation apparatus of box, the presentation apparatus bottom is equipped with the fixed plate, the fixed plate bottom can be dismantled and be equipped with annular seat, the annular seat lateral wall evenly is equipped with the insection, the bottom is equipped with the base in the box, be equipped with the elevating gear who meets with annular seat bottom rotation in the base, be equipped with on the base with annular seat joint complex ring groove, base one side is equipped with vertical pivot, pivot bottom and top be equipped with bevel gear one in proper order and with insection complex gear, bevel gear one meshing is equipped with bevel gear two, bevel gear two is fixed to be equipped with the rotation handle that transversely stretches out the box, the box bottom is equipped with the switch cover.

As an improvement, the edge position of the top of the annular clamping groove is uniformly provided with a insection groove matched with insection in an extending mode.

As an improvement, the lifting device is an electric telescopic rod, a bearing stabilizing seat is fixedly arranged at the bottom end of the annular seat, the output end of the top end of the electric telescopic rod extends out of the annular clamping groove and is connected with the bearing stabilizing seat in a rotating mode, and the electric telescopic rod is controlled to be switched on and off through an external remote controller.

As an improvement, bearing seats which are rotatably connected with the rotating shaft and the rotating handle are respectively arranged at the bottom end and the side wall in the box body.

As an improvement, handles are respectively arranged on two sides of the box body.

As an improvement, the two sides of the fixing plate are detachably connected with the top end of the annular seat through bolts.

Compared with the prior art, the utility model the advantage lie in: electric telescopic handle promotes the ring seat and leaves ring groove and slowly rise, when rising to the highest point, demonstration utensil exposes the box top, insection and the mutual interlock of gear that ring seat border position set up meanwhile, rotation through rotating the handle drives bevel gear two and bevel gear rotate, thereby drive the rotation of pivot and gear, the gear drives the ring seat and rotates under the cooperation of bearing steady rest, make things convenient for the demonstration utensil's of top rotation demonstration, make the student conveniently observe the study from different visual angle angles, drive the ring seat through electric telescopic handle after the demonstration finishes and move down and with ring groove joint, gear and insection groove joint simultaneously, thereby restrict the rotation displacement of ring seat in the box, increase stability, convenient protection is placed, avoid exposing when idle and receiving the damage outward, the setting of handle makes things convenient for the removal of box

Drawings

Fig. 1 is the utility model relates to a physical teaching demonstration device's schematic structure diagram.

Fig. 2 is a schematic view of the usage status of the physical teaching demonstration device of the present invention.

Fig. 3 is a top view of the ring-shaped seat in the physical teaching demonstration apparatus of the present invention.

Fig. 4 is a top view of the base in the physical teaching demonstration device of the present invention.

As shown in the figure: 1. the demonstration device comprises a box body, 2, a demonstration appliance, 3, a fixing plate, 4, an annular seat, 5, a base, 6, a lifting device, 7, a switch cover, 8, a bearing stabilizing seat, 9, insections, 10, a rotating shaft, 11, a first bevel gear, 12, a gear, 13, a second bevel gear, 14, a rotating handle, 15, an annular clamping groove, 16, insection grooves, 17 and a handle.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Combine the attached drawing, a physical teaching presentation device, including box 1 and the presentation apparatus 2 that is located box 1, 2 bottom of presentation apparatus are equipped with

fixed plate

3, 3 bottoms of fixed plate can be dismantled and be equipped with annular seat 4, the annular seat 4 lateral wall evenly is equipped with insection 9, the bottom is equipped with base 5 in the box 1, be equipped with in the base 5 and rotate the elevating gear 6 who meets with annular seat 4 bottom, be equipped with on the base 5 with annular seat 4 joint complex ring groove 15, base 5 one side is equipped with vertical pivot 10, pivot 10 bottom and top are equipped with bevel gear 11 in proper order and with insection 9 complex gear 12, bevel gear 11 meshes and is equipped with bevel gear two 13, bevel gear two 13 are fixed to be equipped with the rotation handle 14 that transversely stretches out box 1, box 1 bottom is equipped with switch cover 7.

The top edge of the annular clamping groove 15 is uniformly provided with an insection groove 16 matched with the insection 9 in an extending way.

Elevating gear 6 is electric telescopic handle, 4 bottom fixings of annular seat are equipped with bearing steady rest 8, electric telescopic handle top output stretches out annular groove 15 and rotates with bearing steady rest 8 and meets, electric telescopic handle passes through outside remote controller control switch.

And bearing seats which are rotatably connected with the rotating shaft 10 and the rotating handle 14 are respectively arranged at the bottom end and the side wall in the box body 1.

Handles 17 are respectively arranged on two sides of the box body 1.

The two sides of the fixed plate 3 are detachably connected with the top end of the annular seat 4 through bolts.

When the utility model is implemented, the switch cover is opened, the extension and the contraction of the electric telescopic rod are controlled by an external remote controller, when demonstration is needed, the electric telescopic rod pushes the annular seat to leave the annular clamping groove and rise slowly, when the electric telescopic rod rises to the highest position, the demonstration instrument is exposed above the box body, and meanwhile, the insections arranged at the edge position of the annular seat are mutually occluded with the gear, the rotation of the rotating handle drives the bevel gear II and the bevel gear I to rotate, thereby driving the rotating shaft and the gear to rotate, the gear drives the annular seat to rotate under the matching of the bearing stabilizing seat, thereby facilitating the rotation demonstration of the demonstration instrument above, enabling students to conveniently observe and study from different visual angles, after the demonstration is finished, the annular seat is driven by the electric telescopic rod to move downwards and is clamped with the annular clamping groove, meanwhile, the gear is clamped with the insections, thereby limiting the rotation displacement of, stability is increased, and convenient protection is placed, exposes when avoiding idle and receives the damage outside, and the setting of handle makes things convenient for the removal of box.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. The utility model provides a physical teaching presentation device, includes box (1) and demonstration utensil (2) that are located box (1), its characterized in that: the bottom end of the demonstration appliance (2) is provided with a fixed plate (3), the bottom end of the fixed plate (3) is detachably provided with an annular seat (4), the side wall of the annular seat (4) is uniformly provided with insections (9), the bottom end of the box body (1) is provided with a base (5), a lifting device (6) which is rotationally connected with the bottom end of the annular seat (4) is arranged in the base (5), the base (5) is provided with an annular clamping groove (15) which is matched with the annular seat (4) in a clamping way, a vertical rotating shaft (10) is arranged on one side of the base (5), a bevel gear I (11) and a gear (12) matched with the insection (9) are sequentially arranged at the bottom and the top of the rotating shaft (10), the bevel gear I (11) is meshed with a bevel gear II (13), the bevel gear II (13) is fixedly provided with a rotating handle (14) transversely extending out of the box body (1), and the top end of the box body (1) is provided with a switch cover (7).

2. A physical teaching presentation device according to claim 1 wherein: the top edge of the annular clamping groove (15) is uniformly provided with a tooth pattern groove (16) matched with the tooth pattern (9) in an extending mode.

3. A physical teaching presentation device according to claim 1 wherein: elevating gear (6) are electric telescopic handle, annular seat (4) bottom mounting is equipped with bearing steady rest (8), electric telescopic handle top output stretches out annular groove (15) and rotates with bearing steady rest (8) and meets, electric telescopic handle passes through outside remote controller control switch.

4. A physical teaching presentation device according to claim 1 wherein: and bearing seats which are rotatably connected with the rotating shaft (10) and the rotating handle (14) are respectively arranged at the bottom end and the side wall in the box body (1).

5. A physical teaching presentation device according to claim 1 wherein: handles (17) are respectively arranged on two sides of the box body (1).

6. A physical teaching presentation device according to claim 1 wherein: the two sides of the fixing plate (3) are detachably connected with the top end of the annular seat (4) through bolts.