CN216053488U

CN216053488U - Clock teaching aid capable of switching time systems

Info

Publication number: CN216053488U
Application number: CN202120641201.5U
Authority: CN
Inventors: 张楗炜
Original assignee: Zuoyebang Education Technology Beijing Co Ltd
Current assignee: Zuoyebang Education Technology Beijing Co Ltd
Priority date: 2021-03-30
Filing date: 2021-03-30
Publication date: 2022-03-15
Anticipated expiration: 2031-03-30

Abstract

The utility model belongs to the technical field of teaching aids, and particularly provides a clock teaching aid capable of switching time systems, which comprises: the outer dial is provided with hollowed parts at intervals, and the hollowed parts are at least used for displaying time and figures; the inner dial plate is arranged opposite to the outer dial plate and comprises a time system prompting part, and at least 2 time system time numbers are arranged on the time system prompting part. The utility model can improve the stability of the whole structure of the clock teaching aid, further optimize the whole structure, realize the display switching of the 12h system and the 24h system, and optimize the display function of the clock teaching aid.

Description

Clock teaching aid capable of switching time systems

Technical Field

The utility model belongs to the technical field of teaching aids, in particular to a clock teaching aid capable of switching time systems, and particularly relates to a clock teaching aid suitable for teenagers to use in class.

Background

The teaching aid is a model, a real object, a chart, a slide show and the like for explaining something during teaching, has the characteristics of intuition, practicality, typicality and the like, and is an indispensable part in teenager teaching activities. The clock is indispensable time display equipment in daily life, people need utilize the clock to acquire time every day, and for teenagers' students, the numbers on the clock dial can be used for training mathematical and chemical subjects, and the clock can become a good means for combining teaching activities with real daily life.

However, with the popularization of digital display technology, more and more students wear digital watches, while traditional pointer type timepieces are being forgotten gradually, and many students do not even know the time on the traditional timepieces. Therefore, the students need to exercise their skills in reading the time of the conventional timepieces, and thus, a corresponding timepiece teaching aid is required. In the existing clock teaching aid, a single clock dial only has a display function of 1 to 12 hours, and the teaching aid needs to be purchased again when learning other time system knowledge, so that the product has short service cycle, low reuse rate and secondary consumption. Furthermore, there is still much room for improvement in the structural optimization, operational complexity, etc. of horological furniture.

The present application thus provides a new timepiece teaching aid.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model at least solves the technical problems of low clock teaching aid reuse rate, secondary consumption, structure optimization, simplified operation complexity and the like.

(II) technical scheme

In order to solve the technical problem, the utility model provides a clock teaching aid capable of switching time systems, which comprises: the outer dial is provided with hollowed parts at intervals, and the hollowed parts are at least used for displaying time and figures; the inner dial plate is arranged opposite to the outer dial plate and comprises a display part, and at least 2 time-system time numbers are arranged on the display part.

According to an embodiment of the present invention, the wristwatch further includes a bezel including a main body and an outer peripheral portion connected to the main body, the outer peripheral portion including an upper side wall surface connected to the main body, a lower side wall surface opposite to the upper side wall surface, and first and second side wall surfaces connecting the upper and lower side wall surfaces, a rail provided on the first side wall surface, the rail being an elliptical opening penetrating the first side wall surface, and the rail having a specific length.

According to one embodiment of the utility model, the main body portion is provided with an opening for displaying time numbers on the inner dial.

According to one embodiment of the utility model, a switching rod is arranged on the inner dial plate and used for switching time systems; optionally, the inner dial is provided in a ring shape; optionally, the inner dial is provided with a time system prompting part for displaying the current time system; optionally, the hour system prompting part is provided with a first hour system prompting mark and a second hour system prompting mark, the first hour system is 12 hours system, and the second hour system is 24 hours system.

According to one embodiment of the utility model, the switching rod of the inner dial is inserted into the rail and moves along the rail from top to bottom or from bottom to top so as to realize time switching between a 12h system and a 24h system.

According to one embodiment of the utility model, the inner side of the outer dial is provided with a plurality of groove portions which engage with the inner annular surface of the display portion of the inner dial to rotatably connect the outer dial and the inner dial.

According to an embodiment of the present invention, the outer dial is coupled to the body of the bezel by fitting, and forms an upper end coupling portion and a lower end coupling portion protruding inward; the lower end of the display part is provided with a tabling groove for accommodating the lower end combining part.

According to an embodiment of the present invention, the outer dial is of an integral structure with the bezel, and a first protruding portion protruding inward is provided at a lower side connecting portion of the main body portion of the bezel and the outer dial; the lower end of the display part is provided with a fitting groove for accommodating the first protrusion part.

According to one embodiment of the utility model, the clock teaching aid further comprises a cartoon-shaped writing board positioned on the upper side wall surface of the watch frame, the cartoon-shaped writing board is used for writing clock face time displayed by a clock or recording clock time information, and the cartoon-shaped writing board is combined with the upper side wall surface in a buckling connection mode; and/or a foldable support is arranged on the inner dial plate and is used for supporting the clock teaching aid in an unfolded state.

According to one embodiment of the utility model, the outer surface of the display part is provided with display numbers in 12h and 24h which are raised or depressed relative to the outer surface, and the display numbers are displayed through a plurality of hollowed-out parts of the outer dial.

(III) advantageous effects

Compared with the prior art, the clock teaching aid has the advantages that the outer dial is embedded with the watch frame through the embedded structure (or an integrated structure), the outer dial is embedded with the lower side embedded structure of the watch frame through the embedded groove of the inner dial, the inner dial is combined with the outer dial through the plurality of embedded structures, the stability of the overall structure of the clock teaching aid can be improved, the overall structure can be further optimized, the time system display switching between the 12h system and the 24h system can be realized, and the display function of the clock teaching aid can be optimized; effectively improves the low reuse rate.

Drawings

FIG. 1 is a schematic diagram of the construction of an example of a timepiece teaching aid of the utility model;

FIG. 2 is an exploded view of an example of a timepiece teaching aid of the utility model;

FIG. 3 is a schematic diagram of the structure of an example of the inner dial of the timepiece teaching aid of the utility model;

fig. 4 is a schematic view of the structure of another example of the inner dial of the timepiece teaching aid of the utility model;

FIG. 5 is a schematic cross-sectional view of an example of a timepiece teaching aid of the utility model;

FIG. 6 is an exploded view of another example of a timepiece teaching aid of the utility model;

fig. 7 is a schematic view of the structure of another example of the inner dial of the timepiece teaching aid of the utility model;

fig. 8 is a schematic cross-sectional view showing the structure of another example of the timepiece teaching aid of the utility model.

Detailed Description

In describing particular embodiments, specific details of structures, properties, effects, or other features are set forth in order to provide a thorough understanding of the embodiments by one skilled in the art. However, it is not excluded that a person skilled in the art may implement the utility model in a specific case without the above-described structures, performances, effects or other features.

The same reference numerals denote the same or similar elements, components, or parts throughout the drawings, and thus, a repetitive description thereof may be omitted hereinafter. It will be further understood that, although the terms first, second, third, etc. may be used herein to describe various elements, components, or sections, these elements, components, or sections should not be limited by these terms. That is, these phrases are used only to distinguish one from another. For example, a first device may also be referred to as a second device without departing from the spirit of the present invention. Furthermore, the term "and/or", "and/or" is intended to include all combinations of any one or more of the listed items. The following detailed description is provided to facilitate a more thorough understanding of the present disclosure, wherein the left-right direction of the drawing sheet is taken as the horizontal direction, and the up-down direction of the drawing sheet is taken as the vertical direction.

In order to further optimize the overall structure of the clock teaching aid, the utility model provides a clock teaching aid with a switchable time system, which comprises: the outer dial is provided with hollowed parts at intervals, and the hollowed parts are at least used for displaying time and figures; the inner dial plate is arranged opposite to the outer dial plate and comprises a display part, and at least 2 time-system time numbers are arranged on the display part.

Specifically, this clock and watch teaching aid makes interior dial plate and extexine combine through a plurality of gomphosis structures, can improve the overall structure's of clock and watch teaching aid stability to overall structure can further be optimized.

In order that the objects, technical solutions and advantages of the present invention will become more apparent, the present invention will be further described in detail with reference to the accompanying drawings in conjunction with the following specific embodiments.

Fig. 1 is a perspective view of an example of a timepiece teaching aid of the utility model. And figure 2 is an exploded view of an example of the timepiece teaching aid of the utility model.

As shown in fig. 1 and 2, the timepiece teaching aid 100 includes an outer dial 3 and an inner dial 5 rotatably connected to the outer dial 3, and in this example, the timepiece teaching aid 100 further includes a bezel 1, and the outer dial 3 is coupled to the bezel 1.

Specifically, a rail 11 for switching between a 12 h-system display and a 24 h-system display is provided on a side wall surface of the bezel 1.

More specifically, the bezel 1 includes a main body 10 and an outer peripheral portion 13 connected to the main body 10, the outer peripheral portion 13 includes an upper side wall surface connected to the main body 10, a lower side wall surface opposite to the upper side wall surface, and a first side wall surface and a second side wall surface connecting the upper side wall surface and the lower side wall surface, a rail 11 is provided on the first side wall surface, the rail 11 is an elliptical opening penetrating through the first side wall surface, and the rail 11 has a specific length that can ensure the time system display switching from the 12h system to the 24h system.

Further, the outer dial 3 comprises a plurality of hollowed-out portions 31, an hour hand and a minute hand, spaced apart by a predetermined distance, the plurality of hollowed-out portions 31 being used to display a time number, and the number of said hollowed-out portions 31 being 12, corresponding to the timekeeper time point.

Fig. 3 is a schematic configuration diagram showing an example of an inner dial of the timepiece teaching aid of the utility model.

As shown in fig. 3, the inside dial 5 includes a display part 51 and a switch lever 53, the display part 51 is provided with time numbers indicating a 12h system and a 24h system, and the switch lever 53 is movably inserted into the rail 11 for switching the display of the 12h system and the time system of the 24h system.

Alternatively, in this example, the display part 51 is a ring-shaped member to reduce the weight of the entire product, and the display part 51 includes an inner annular surface and an outer annular surface.

The above description is given by way of example only, and is not intended to limit the present invention, and the inner dial 5 may be formed in a disc shape or other shapes in other examples.

Further, the inner dial 5 is further provided with a time system prompting part 55, the time system prompting part 55 is provided with a first time system prompting mark and a second time system prompting mark, the first time system is 12h system, and the second time system is 24h system.

Further, the hour system display part 55 is a member coupled to the outer circumferential surface of the display part 51, in this example, a member having a fitting groove 551, and displays the current hour system.

The hour system presentation part 55 may be a flat member having no fitting groove, and may have other shapes such as a rectangular shape and a circular shape. The foregoing is illustrative only and is not to be construed as limiting the utility model.

Specifically, the switch lever 53 of the inside dial 5 extends outward from the display portion 51 in a direction forming a specific angle with the outer circumferential surface of the display portion 51, and the switch lever 53 has a cylindrical shape.

Further, the switching lever 53 is inserted into the rail 11 and moves along the rail 11 from top to bottom or from bottom to top, so as to switch between the 12 h-system and the 24 h-system time-system displays. Accordingly, the switching lever 53 moves up and down in the rail 11, so that the time display switching between the 12h system and the 24h system can be more effectively realized, and the overall structure can be optimized.

Alternatively, for the 12h system and 24h system time system display switching, the switching can also be realized through a linkage structure. As shown in fig. 4, the linkage structure includes a gear fixed to the hour system prompt part 55 and the bezel 1 via a gear shaft, and an external thread 511 with a specific length is provided on an outer edge of the inner dial 5 (specifically, the display part 51), the external thread 511 is engageable with the gear 8, and when the switching lever 53 moves along the track 11 from top to bottom or from bottom to top, the gear 8 is engaged with the external thread 511 and rotates around the gear shaft in a counterclockwise direction or a clockwise direction, so as to more effectively realize the hour system display switching between the 12h system and the 24h system.

It should be noted that the above description is given by way of example only, and is not intended to limit the present invention, and in other examples, the switching between the 12 h-system display and the 24 h-system display may be realized by other interlocking structures.

More specifically, the display part 51 is provided with display numbers (including 1-24) which are raised or depressed relative to the outer surface thereof and are made of 12h and 24h, and the display numbers are displayed through a plurality of hollowed-out parts of the outer dial.

In this example, the bezel 1 and the outer dial 3 are both separate components, i.e. non-integral structures.

Specifically, the main body 10 of the bezel 1 further includes a first opening for fitting the outer dial 3 and a second opening for displaying the 12h system and the 24h system displayed on the hour system presenting part 55 of the inner dial 5.

Specifically, the contour (i.e., shape) of the first opening is adapted to the outer contour of the outer dial 3, for example, when the outer contour of the outer dial 3 is a chamfered rectangle, then the shape of the first opening is also a chamfered rectangle. For another example, when the outer contour line of the outer dial 3 is circular, rectangular, oval, etc., the shape of the first opening is also circular, rectangular, oval, etc.

Further, the shape of the second opening is circular, square, oval, polygonal, or the like.

Fig. 5 is a schematic sectional view showing the structure of an example of the timepiece teaching aid of the utility model.

As shown in fig. 5, the inner side surface of the outer dial 3 is provided with a plurality of groove portions 32, and the groove portions 32 are combined with the inner ring surface of the display portion 51 of the inner dial 5 to rotatably connect the outer dial 3 and the inner dial 5.

Specifically, the outer dial 3 is fitted to the body 10 of the bezel 1, and an upper end fitting portion and a lower end fitting portion are formed to protrude inward, whereby the fitting of the outer dial to the bezel forms an upper side fitting structure and a lower side fitting structure.

Further, a lower end of the display portion 51 (specifically, the hour system display portion 55) is provided with a fitting groove 551 for receiving the lower end coupling portion, as shown in fig. 3. Therefore, the inner ring surface of the inner dial and the outer dial form a tabling structure, and the tabling groove of the inner dial and the lower tabling structure form a tabling structure again.

From this, through the gomphosis structure of extexine and table frame to gomphosis extexine once more and the downside gomphosis structure of table frame through the gomphosis groove of interior dial plate, can improve the overall structure's of clock and watch teaching aid stability, and can further optimize overall structure.

Next, another example of the timepiece teaching aid of the utility model will be described with reference to fig. 6 to 8.

Fig. 6 is an exploded view showing another example of the timepiece teaching aid of the utility model, and fig. 8 is a schematic sectional view of the structure of another example of the timepiece teaching aid of the utility model.

As shown in fig. 6, the outer dial 3 and the bezel 1 are integrated, and a plurality of fitting grooves 32 are provided inside the integrated structure, and the fitting grooves 32 accommodate the inner ring surface of the inner dial 5, whereby the integrated structure of the inner dial, the outer dial, and the dial is coupled by the above-described fitting structure, the stability of the entire structure can be improved, and the entire structure can be further optimized.

Fig. 7 is a schematic configuration diagram showing another example of the inner dial of the timepiece teaching aid of the utility model.

As is apparent from fig. 7, in this example, the hour system presenting part 55 of the inner dial 5 is not provided with a fitting groove, and the outer annular surface of the inner dial 5 is fitted into the fitting groove 32 of the outer dial 3 to form a fitting structure.

Further, a concave-convex fitting structure may be formed by providing a fitting groove on the outer annular surface of the inner dial 5 and providing a protrusion portion matching the fitting groove on the outer dial 3.

As shown in fig. 8, the dial face 3 and the bezel 1 are integrated, and a fitting groove (or a first projecting portion projecting inward) is provided in each of upper and lower connecting portions of the body portion of the bezel 1 and the dial face 3, and a first projecting portion (or a fitting groove) coupled to the fitting groove is provided in an inner ring portion (or an outer ring portion) of the display portion 51 of the inner dial 5. Thus, the integral structure of the outer dial and the bezel and the inner dial form two fitting structures located on the upper side and the lower side.

It should be noted that the above description is only an example, and should not be construed as limiting the present invention.

Preferably, the clock teaching aid 100 further comprises a cartoon-shaped writing board 7 located on the upper side wall surface 131 of the watch frame 1, the cartoon-shaped writing board 7 is used for writing clock time displayed by a clock or recording clock time information, and the cartoon-shaped writing board 7 is combined with the upper side wall surface 131 through a snap connection mode.

Further, a foldable stand is provided on the inner dial 5 for supporting the timepiece teaching aid in an unfolded state.

It should be noted that in other examples, there may be no support or cartoon board, and the above description is only an example and should not be construed as limiting the utility model.

In addition, the utility model also provides a dial plate, and at least 2 time-system time numbers are arranged on the dial plate.

Optionally, a first time system and a second time system are arranged on the dial plate, and time numbers of the first time system and the second time system are sequentially arranged at intervals.

Optionally, the first time system is a 12h time system, and the second time system is a 24h time system.

Specifically, the time number of the 12h time system and the time number of the 24h time system are arranged alternately.

In one embodiment, the time numbers of the first time system and the second time system are arranged at intervals in sequence, and refer to fig. 3.

In one embodiment, the dial plate is provided with 3 time systems, and time numbers of the 3 time systems are sequentially arranged at intervals, such as the first time system is represented as A, and the time numbers are represented as A1; the second time system is represented by B, and the time number is represented by B1; the third time system is denoted by C, and the time number is denoted by C1; the time-digital intervals of the 3 time systems are set as follows: a1, B1 and C1.

In other embodiments, the interval setting of the different time system numbers is adaptively adjusted according to the switching mode of the time system.

As shown in fig. 3, in one embodiment, the dial may also be provided, for example, in the form of a ring, to reduce the weight of the whole timepiece, making the product overall lighter.

In other embodiments, the dial plate may also be configured into other shapes such as a disk shape to adapt to different use scenarios.

Further, the dial 5 is further provided with a time system prompting part 55, the time system prompting part 55 is provided with a first time system prompting mark and a second time system prompting mark, the first time system is 12h system, and the second time system is 24h system.

Further, the hour system indicator 55 is a member coupled to the dial, in this example, a member having a fitting groove 551, and is used to display the current hour system.

In one embodiment, the present dial is also provided as an inner dial 5 as shown in fig. 2 and described above.

The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are only exemplary embodiments of the present invention and are not intended to limit the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A watch teaching aid capable of switching time systems, comprising:

the outer dial is provided with hollowed parts at intervals, and the hollowed parts are at least used for displaying time and figures;

the inner dial plate is arranged opposite to the outer dial plate and comprises a time system prompting part, and at least 2 time system time numbers are arranged on the time system prompting part.

2. A clock teaching aid as claimed in claim 1, further comprising: the table frame is used for displaying the table frame,

the bezel includes a main body portion and an outer peripheral portion connected to the main body portion, the outer peripheral portion includes an upper side wall surface connected to the main body portion, a lower side wall surface opposite to the upper side wall surface, and a first side wall surface and a second side wall surface connecting the upper side wall surface and the lower side wall surface, a track is provided on the first side wall surface, the track is an elliptical opening penetrating the first side wall surface, and the track has a specific length.

3. A clock teaching aid as claimed in claim 2, wherein the body portion is provided with an opening for displaying time numbers on the inner dial.

4. A clock teaching aid as claimed in claim 1, wherein a switch lever is provided on the inner dial for time system switching.

5. A clock teaching aid as claimed in claim 1, wherein the inner dial is arranged in a ring.

6. A clock teaching aid as claimed in claim 1, wherein the inner dial is provided with a system of time presentation for displaying the current system of time.

7. A clock teaching aid as claimed in claim 1, wherein the hour system presentation unit is configured to provide a presentation symbol for a first hour system and a presentation symbol for a second hour system, the first hour system being a 12 hour system and the second hour system being a 24 hour system.

8. The clock teaching aid of claim 2, wherein the switching lever of the inner dial is moved from top to bottom or from bottom to top by insertion into and along the track to effect a time system switch.

9. A clock teaching aid as claimed in claim 2, wherein the inner face of the outer dial is provided with a plurality of grooves which engage with an inner annular face of the display portion of the inner dial to rotatably connect the outer dial and the inner dial.

10. A clock teaching aid as claimed in claim 9, wherein the outer dial is engaged with the body of the bezel by fitting, and forms an upper end engaging portion and a lower end engaging portion that project inwardly;

the lower end of the display part is provided with a tabling groove for accommodating the lower end combining part.

11. A clock teaching aid as claimed in claim 9, wherein the outer dial is of integral construction with the bezel and a first inwardly projecting protrusion is provided at a lower connecting portion of the body portion of the bezel and the outer dial;

the lower end of the display part is provided with a fitting groove for accommodating the first protrusion part.

12. The clock teaching aid of claim 9, further comprising a cartoon-shaped writing board located on the upper side wall surface of the watch frame, wherein the cartoon-shaped writing board is used for writing clock time displayed by a clock or recording clock time information, and the cartoon-shaped writing board is combined with the upper side wall surface in a buckling connection mode; and/or

And a foldable support is arranged on the inner dial plate and is used for supporting the clock teaching aid in an unfolded state.

13. A clock teaching aid as claimed in claim 9, wherein the outer surface of the display is provided with raised or recessed 12h and 24h display numbers relative to its outer surface, the display numbers being displayed by a plurality of cutouts in the outer dial.