WO2009079879A1 - A seven segments numeric display device - Google Patents

A seven segments numeric display device Download PDF

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Publication number
WO2009079879A1
WO2009079879A1 PCT/CN2007/071284 CN2007071284W WO2009079879A1 WO 2009079879 A1 WO2009079879 A1 WO 2009079879A1 CN 2007071284 W CN2007071284 W CN 2007071284W WO 2009079879 A1 WO2009079879 A1 WO 2009079879A1
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WO
WIPO (PCT)
Prior art keywords
field
display device
digital display
rotating shaft
bottom plate
Prior art date
Application number
PCT/CN2007/071284
Other languages
French (fr)
Chinese (zh)
Inventor
Gaojin Chen
Long Xu
Fahui Wang
Original Assignee
Qingdao Autodisplay Co., Ltd.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Qingdao Autodisplay Co., Ltd. filed Critical Qingdao Autodisplay Co., Ltd.
Priority to PCT/CN2007/071284 priority Critical patent/WO2009079879A1/en
Publication of WO2009079879A1 publication Critical patent/WO2009079879A1/en

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Classifications

    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09FDISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/302Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements characterised by the form or geometrical disposition of the individual elements

Definitions

  • the utility model relates to a digital display device, in particular to a seven-segment code digital display device capable of conveniently adjusting a digital display.
  • LED, card insertion, roll cloth, liquid crystal, and the like are known digital display devices.
  • Display forms such as LED, roll cloth, and liquid crystal need to be connected to the power supply, and the use is limited, and the price is high.
  • LED, LCD and other display forms are exposed to outdoor sunlight, and the information display is not clear enough to affect the visual effect.
  • the card-type structure is inconvenient to use because it is necessary to prepare enough cards for insertion and the replacement process is complicated. There is also a sheet flop structure with grooves and bulges on the field, which affects the display.
  • the present invention provides a seven-segment code digital display device, which can easily change the number to be displayed, and has low cost.
  • the digital display device provided by the embodiment of the present invention is configured to display a seven-segment code number, including a bottom plate and a front panel; each field of the seven-segment code number is fixed on the bottom plate by a rotating shaft, and the field can be wound The shaft is rotated 360 degrees.
  • the utility model can adjust the number to be displayed by simply rotating the field, which is convenient and quick.
  • the machine structure is stable and reliable. Easy to produce and low in cost. Wide range of uses.
  • Figure 1 is an overall rendering of the utility model.
  • FIG. 2 is a structural view of a front panel of the digital display device of the present invention.
  • Figure 3 is a cross-sectional view of the field A-A in the first embodiment of the digital display device of the present invention.
  • Figure 4 is a view showing the assembly structure of the field and the rotating shaft in the apparatus of the embodiment shown in Figure 3.
  • Figure 5 is a view of the second embodiment of the digital display device of the present invention in a display state with the front panel removed.
  • Figure 6 is a partial enlarged view of the fixing spring of Figure 5.
  • Fig. 7 is a view showing the assembly structure of the rotating shaft and the fixing spring of Fig. 5.
  • Figure 8 is a view showing the assembly structure of the field and the rotating shaft in the apparatus of the embodiment shown in Figure 5. detailed description
  • the digital display device of the present invention utilizes a seven-segment code digital font, and has a seven-segment code word-shaped window on the panel, and a part of the field is exposed outside the window.
  • the symmetrical sides of the field have different colors, and one of the colors is the same as the color of the front panel.
  • FIG. 1 the overall effect diagram of the present invention is shown.
  • the fields 3 on the bottom plate 2 are arranged in a seven-segment code shape, and the number to be displayed is adjusted by rotating the portion of the field 3 exposed outside the front panel 1.
  • a font window 1-1 is hollowed out on the front panel 1.
  • Figure 3 is a cross-sectional view showing the field of the first embodiment of the digital display device of the present invention.
  • the field 3 is fixed to the bottom plate 2 by the rotating shaft 4 passing therethrough, and the field 3 can be flexibly rotated 360 degrees around the rotating shaft 4.
  • a ferromagnetic material 7 may be embedded in the field 3, and a magnet 5 is embedded in the lower side of the bottom plate 2 at the position of the field 3. During the rotation of the field 3, the magnet 5 and the ferromagnetic material 7 generate a magnetic attraction, thereby stabilizing the field 3 in a fixed position.
  • the rotating shaft 4 and the field 3 are detachable structures. By rotating the field 3, you can adjust the number to be displayed, which is convenient and quick.
  • Fig. 4 shows the structure of the field and the rotating shaft in the apparatus of the embodiment shown in Fig. 3.
  • the field 3 has a ferromagnetic material 7 embedded therein, and the rotating shaft 4 passes through the field 3.
  • the shaft 4 is machined integrally with the field 3 or mechanically fixedly coupled, for example, by pinning, screwing, or the like.
  • the rotary shaft 4 is fixed in a support groove on the bottom plate 2 by a rotary shaft fixing spring 6, and the field 3 can be made 360 together with the rotary shaft 4.
  • Both ends of the shaft 4 may be elliptical or profiled end faces (for example, rectangular or chamfered rectangular sections).
  • Fig. 6 shows a partial enlarged view of the fixing spring 6 of Fig. 5.
  • Fig. 7 is a view showing the assembly structure of the rotating shaft 4 and the fixing spring 6 in Fig. 5.
  • a ferromagnetic material may be embedded in the field, and a magnet is embedded in the position of the field directly below the bottom plate, through which the magnet and the ferromagnetic The magnetic attraction of the material makes the field more stable at a fixed position.
  • Fig. 8 shows a structure of the field and the rotating shaft in the apparatus of the embodiment shown in Fig. 5.
  • the field 3 is embedded with a ferromagnetic material 7, and the rotating shaft 4 is machined integrally or mechanically with the field 3.
  • the fixing spring 6 may not be used, and only the ferromagnetic material is embedded in the field 3.
  • a magnet is embedded in the position of the field directly below the bottom plate.
  • the present invention can adjust the number to be displayed by simply rotating the field, and has a structure for stably and reliably displaying the desired color, which is convenient and quick to use.
  • the field is mechanically stabilized in a fixed position.
  • the shaft and the field are detachably connected or integrated or connected, and the rotating shaft is fixed by a spring in the support groove of the bottom plate.
  • the field is rotated 360° around the axis of rotation, and the field is stabilized at a fixed position by the magnetism of the magnet fixed to the bottom plate and the ferromagnetic material embedded in the field.
  • the field and the axis are 360 together.
  • Rotating, and during the rotation, the shaft has two stable positions by the tension of the spring and/or by the magnetic attraction between the ferromagnetic material embedded in the field and the magnet embedded under the bottom plate, thereby making the field Stable in a fixed position, making the digital display stable and reliable.
  • the rotating shaft is fixed, so that the field is stabilized at a fixed position, and the required number is reliably displayed, which further reduces the cost.
  • the digital display device of the utility model is mechanically stable and reliable. Easy to produce, cost more Low.

Abstract

A numeric display device for displaying seven segments number includes a base board (2)and a front face board(1). Each segment (3)of the said even segments numbers is fixed on the said base board (2)by spindles (4)and the said segments (3)can turn around spindles (4)at the angle of 360.

Description

七段码数字显示装置  Seven-segment code digital display device
技术领域  Technical field
本实用新型涉及一种数字显示装置,尤其是能够方便调整数字显示的七段 码数字显示装置。  The utility model relates to a digital display device, in particular to a seven-segment code digital display device capable of conveniently adjusting a digital display.
背景技术 Background technique
目前,公知的数字显示装置一般有 LED、插牌、卷布、液晶等形式。 LED, 卷布、液晶等显示形式需要接入电源,使用受一定的限制,且价格较高。 LED, 液晶等显示形式在户外阳光照射下, 信息显示不够清晰, 影响视觉效果。 插牌 式结构由于必需准备足够的插牌, 且更换过程复杂, 使用很不方便。 又有薄片 式翻牌结构, 在字段上有沟槽和凸起, 影响显示效果。  Currently, known digital display devices generally have the form of LED, card insertion, roll cloth, liquid crystal, and the like. Display forms such as LED, roll cloth, and liquid crystal need to be connected to the power supply, and the use is limited, and the price is high. LED, LCD and other display forms are exposed to outdoor sunlight, and the information display is not clear enough to affect the visual effect. The card-type structure is inconvenient to use because it is necessary to prepare enough cards for insertion and the replacement process is complicated. There is also a sheet flop structure with grooves and bulges on the field, which affects the display.
实用新型内容 Utility model content
为了方便调节显示的数字, 本实用新型提供一种七段码数字显示装置, 能 够方便地改变需要显示的数字, 成本低。  In order to facilitate the adjustment of the displayed number, the present invention provides a seven-segment code digital display device, which can easily change the number to be displayed, and has low cost.
本实用新型实施例提供的一种数字显示装置, 用于显示七段码数字, 包括 底板、 前面板; 所述七段码数字的各字段通过转轴固定在所述底板上, 所述字 段可以绕转轴做 360度转动。  The digital display device provided by the embodiment of the present invention is configured to display a seven-segment code number, including a bottom plate and a front panel; each field of the seven-segment code number is fixed on the bottom plate by a rotating shaft, and the field can be wound The shaft is rotated 360 degrees.
本实用新型通过简单转动字段即可调整要显示的数字, 方便快捷。 釆用机 械结构, 稳定可靠。 生产容易, 成本较低。 使用范围广泛。  The utility model can adjust the number to be displayed by simply rotating the field, which is convenient and quick. The machine structure is stable and reliable. Easy to produce and low in cost. Wide range of uses.
附图说明 DRAWINGS
下面结合附图和实施例对本实用新型进一步说明。  The present invention will be further described below in conjunction with the accompanying drawings and embodiments.
图 1是本实用新型整体效果图。  Figure 1 is an overall rendering of the utility model.
图 2是本实用新型数字显示装置的前面板结构图。  2 is a structural view of a front panel of the digital display device of the present invention.
图 3是本实用新型数字显示装置第一实施例中字段 A-A方向的剖视图。 图 4是图 3所示实施例的装置中字段与转轴的装配结构图。  Figure 3 is a cross-sectional view of the field A-A in the first embodiment of the digital display device of the present invention. Figure 4 is a view showing the assembly structure of the field and the rotating shaft in the apparatus of the embodiment shown in Figure 3.
图 5 是本实用新型数字显示装置第二实施例中处于一种显示状态时拆去 前面板后的视图。  Figure 5 is a view of the second embodiment of the digital display device of the present invention in a display state with the front panel removed.
图 6是图 5中的固定弹簧的局部放大图。  Figure 6 is a partial enlarged view of the fixing spring of Figure 5.
图 7是图 5中的转轴与固定弹簧的装配结构图。  Fig. 7 is a view showing the assembly structure of the rotating shaft and the fixing spring of Fig. 5.
图 8是图 5所示实施例的装置中字段与转轴的装配结构图。 具体实施方式 Figure 8 is a view showing the assembly structure of the field and the rotating shaft in the apparatus of the embodiment shown in Figure 5. detailed description
本实用新型的数字显示装置利用七段码数字字形,在面板上开有七段码数 字字形窗口, 字段的一部分露在窗口之外。 字段对称两面具有不同颜色, 且其 中一面颜色与前面板颜色一致。 当需要显示字段时,通过轻轻转动字段露在前 面板窗口外面的部分,使其显露出与前面板不同颜色的一面。 当不需要显示该 字段时, 使字段显露出与前面板相同颜色的一面。  The digital display device of the present invention utilizes a seven-segment code digital font, and has a seven-segment code word-shaped window on the panel, and a part of the field is exposed outside the window. The symmetrical sides of the field have different colors, and one of the colors is the same as the color of the front panel. When you need to display a field, by gently turning the portion of the field that is exposed on the outside of the front panel window, it reveals a different color side to the front panel. When you do not need to display this field, make the field appear the same color side as the front panel.
参照图 1所示本实用新型整体效果图。在图 1中,底板 2上的字段 3排列 成七段码字形,通过转动字段 3露在前面板 1外面的部分调整需要显示的数字。 如图 2中所示, 前面板 1上镂空有字形窗口 1-1。  Referring to Figure 1, the overall effect diagram of the present invention is shown. In Fig. 1, the fields 3 on the bottom plate 2 are arranged in a seven-segment code shape, and the number to be displayed is adjusted by rotating the portion of the field 3 exposed outside the front panel 1. As shown in Fig. 2, a font window 1-1 is hollowed out on the front panel 1.
为了进一步详细说明本实用新型的结构,下面结合图 3至图 6说明本实用 新型数字显示装置的内容结构。  In order to further explain the structure of the present invention, the content structure of the digital display device of the present invention will be described below with reference to Figs.
图 3示出了本实用新型数字显示装置第一实施例中字段的剖视结构。  Figure 3 is a cross-sectional view showing the field of the first embodiment of the digital display device of the present invention.
在该实施例中, 字段 3通过穿过其中的转轴 4 固定在底板 2上, 字段 3 可以绕转轴 4做 360度灵活转动。 为了使数字显示可靠, 字段 3内还可以嵌有 铁磁性材料 7 , 底板 2的下方正对字段 3的位置嵌有磁铁 5。 字段 3在转动过 程中, 磁铁 5与铁磁性材料 7产生磁吸力, 从而使字段 3稳定在固定位置。  In this embodiment, the field 3 is fixed to the bottom plate 2 by the rotating shaft 4 passing therethrough, and the field 3 can be flexibly rotated 360 degrees around the rotating shaft 4. In order to make the digital display reliable, a ferromagnetic material 7 may be embedded in the field 3, and a magnet 5 is embedded in the lower side of the bottom plate 2 at the position of the field 3. During the rotation of the field 3, the magnet 5 and the ferromagnetic material 7 generate a magnetic attraction, thereby stabilizing the field 3 in a fixed position.
在上述实施例中, 转轴 4和字段 3为可拆卸结构。通过转动字段 3即可调 整要显示的数字, 方便快捷。  In the above embodiment, the rotating shaft 4 and the field 3 are detachable structures. By rotating the field 3, you can adjust the number to be displayed, which is convenient and quick.
图 4示出了图 3所示实施例的装置中字段与转轴的结构, 在图 4中, 字段 3内嵌有铁磁性材料 7 , 转轴 4穿过字段 3。  Fig. 4 shows the structure of the field and the rotating shaft in the apparatus of the embodiment shown in Fig. 3. In Fig. 4, the field 3 has a ferromagnetic material 7 embedded therein, and the rotating shaft 4 passes through the field 3.
参照图 5 , 图 5示出了本实用新型数字显示装置第二实施例的内部结构。 在该实施例中,转轴 4与字段 3加工成一体或通过机械方式固定连接在一 起, 比如, 通过销接、 螺丝固定等方式。 转轴 4通过转轴固定弹簧 6固定在底 板 2上的支撑槽内, 字段 3可以和转轴 4一起做 360。转动。 转轴 4 两端可以 为椭圓形或异形端面 (比如, 矩形或切角矩形截面)。 这样, 在椭圓短轴或矩 形短边方向受到弹力作用时, 由于弹簧 6的变形量比较小, 可以使转轴 4不能 轻易的实现旋转, 即转轴 4处于一个稳定状态,从而可以保证字段 3稳定在固 定位置。在椭圓长轴或矩形长边方向受到弹力作用时, 由于弹簧 6的变形量比 较大, 稍有外力干扰, 即可以轻易实现旋转, 即转轴 4处于一个非稳定状态。 可见, 釆用这种字段和转轴为一体的结构, 在 360。旋转的方向上, 就只 有两个稳定位置, 将两个稳定位置状态的字段表面设置为不同颜色。在转动过 程中, 由于弹簧的拉力, 使转轴处于两个稳定位置中之一, 即可调整要显示的 数字, 方便快捷。 Referring to Figure 5, there is shown the internal structure of a second embodiment of the digital display device of the present invention. In this embodiment, the shaft 4 is machined integrally with the field 3 or mechanically fixedly coupled, for example, by pinning, screwing, or the like. The rotary shaft 4 is fixed in a support groove on the bottom plate 2 by a rotary shaft fixing spring 6, and the field 3 can be made 360 together with the rotary shaft 4. Turn. Both ends of the shaft 4 may be elliptical or profiled end faces (for example, rectangular or chamfered rectangular sections). Thus, when the elliptical short axis or the rectangular short side direction is subjected to the elastic force, since the deformation amount of the spring 6 is relatively small, the rotating shaft 4 cannot be easily rotated, that is, the rotating shaft 4 is in a stable state, thereby ensuring the stability of the field 3 In a fixed position. When the long axis of the ellipse or the long side of the rectangle is subjected to the elastic force, since the deformation amount of the spring 6 is relatively large, and the external force is slightly disturbed, the rotation can be easily realized, that is, the rotating shaft 4 is in an unstable state. It can be seen that the structure of this field and the rotating shaft is integrated in 360. In the direction of rotation, there are only two stable positions, setting the field surfaces of the two stable position states to different colors. During the rotation process, due to the tension of the spring, the rotating shaft is in one of two stable positions, and the number to be displayed can be adjusted, which is convenient and quick.
图 6示出了图 5中的固定弹簧 6的局部放大图。  Fig. 6 shows a partial enlarged view of the fixing spring 6 of Fig. 5.
图 7示出了图 5中的转轴 4与固定弹簧 6的装配结构图。  Fig. 7 is a view showing the assembly structure of the rotating shaft 4 and the fixing spring 6 in Fig. 5.
在该实施例中, 为了进一步稳固转轴在稳定位置的状态, 同样, 也可以在 在字段中嵌有铁磁性材料,在底板的下方正对字段的位置嵌有磁铁,通过所述 磁铁与铁磁性材料的磁吸力, 使字段在固定位置的状态更加稳定。  In this embodiment, in order to further stabilize the state of the rotating shaft in the stable position, similarly, a ferromagnetic material may be embedded in the field, and a magnet is embedded in the position of the field directly below the bottom plate, through which the magnet and the ferromagnetic The magnetic attraction of the material makes the field more stable at a fixed position.
图 8示出了图 5所示实施例的装置中字段与转轴的一种结构, 在图 8中, 字段 3内嵌有铁磁性材料 7 , 转轴 4与字段 3加工成一体或机械连接。  Fig. 8 shows a structure of the field and the rotating shaft in the apparatus of the embodiment shown in Fig. 5. In Fig. 8, the field 3 is embedded with a ferromagnetic material 7, and the rotating shaft 4 is machined integrally or mechanically with the field 3.
当然,在本实用新型实施例中,转轴 4与字段 3为一体结构或通过机械方 式固定连接在一起的情况下, 也可以不使用固定弹簧 6 , 而只需在字段 3中嵌 有铁磁性材料,在底板的下方正对字段的位置嵌有磁铁, 通过所述磁铁与铁磁 性材料的磁吸力, 同样可以使字段在固定位置的状态更加稳定。  Of course, in the embodiment of the present invention, when the rotating shaft 4 and the field 3 are integrated or fixedly connected by mechanical means, the fixing spring 6 may not be used, and only the ferromagnetic material is embedded in the field 3. A magnet is embedded in the position of the field directly below the bottom plate. By the magnetic attraction of the magnet and the ferromagnetic material, the state of the field at the fixed position can be made more stable.
由上述各实施例可见,本实用新型通过简单转动字段即可调整要显示的数 字, 具有使字段稳定、 可靠地显露出所需颜色的结构, 使用方便快捷。  As can be seen from the above embodiments, the present invention can adjust the number to be displayed by simply rotating the field, and has a structure for stably and reliably displaying the desired color, which is convenient and quick to use.
字段通过机械方式稳定在固定位置。 转轴和字段可拆卸连接或一体或连 接, 转轴由弹簧固定在底板的支撑槽内。  The field is mechanically stabilized in a fixed position. The shaft and the field are detachably connected or integrated or connected, and the rotating shaft is fixed by a spring in the support groove of the bottom plate.
在转轴和字段釆用可拆卸连接方式时, 字段绕转轴做 360°转动, 通过固 定在底板上的磁铁与嵌在字段内的铁磁性材料的磁吸力 ,可以使字段稳定在固 定位置。  When the shaft and the field are in a detachable connection, the field is rotated 360° around the axis of rotation, and the field is stabilized at a fixed position by the magnetism of the magnet fixed to the bottom plate and the ferromagnetic material embedded in the field.
在转轴和字段釆用一体连接方式时, 字段和转轴一起做 360。转动, 并且 在转动过程中, 通过弹簧的拉力和 /或通过嵌在字段中的铁磁性材料与在嵌在 底板下方的磁铁之间的的磁吸力,使转轴具有两个稳定位置,从而使字段稳定 在固定位置,使数字显示稳定可靠。 利用转轴两端的平面与固定该转轴的弹簧 的挤压作用,使转轴固定,从而使字段稳定在固定位置,可靠地显示所需数字, 可以进一步降低成本。  When the hinge and field are connected in one way, the field and the axis are 360 together. Rotating, and during the rotation, the shaft has two stable positions by the tension of the spring and/or by the magnetic attraction between the ferromagnetic material embedded in the field and the magnet embedded under the bottom plate, thereby making the field Stable in a fixed position, making the digital display stable and reliable. By using the pressing action of the planes at both ends of the rotating shaft and the spring fixing the rotating shaft, the rotating shaft is fixed, so that the field is stabilized at a fixed position, and the required number is reliably displayed, which further reduces the cost.
该实用新型的数字显示装置釆用机械结构, 稳定可靠。 生产容易, 成本较 低。 The digital display device of the utility model is mechanically stable and reliable. Easy to produce, cost more Low.
以上所述仅为本实用新型的较佳实施例而已, 并不用以限制本实用新型, 凡在本实用新型的精神和原则之内, 所作的任何修改、 等同替换、 改进等, 均 应包含在本实用新型的保护范围之内。  The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc., which are included in the spirit and principles of the present invention, should be included in Within the scope of protection of the present invention.

Claims

权 利 要 求 Rights request
1. 一种数字显示装置, 用于显示七段码数字, 包括底板、 前面板; 其特 征在于: 所述七段码数字的各字段通过转轴固定在所述底板上, 所述字段可以 绕转轴做 360度转动。  A digital display device for displaying a seven-segment code number, comprising a bottom plate and a front panel; wherein: each field of the seven-segment code number is fixed on the bottom plate by a rotating shaft, and the field can be rotated around the rotating shaft Do a 360 degree turn.
2. 根据权利要求 1 所述的数字显示装置, 其特征在于: 所述字段为双面 不同的颜色, 其中一面颜色与前面板颜色一致。  2. The digital display device according to claim 1, wherein: the field is a double-sided different color, wherein one side of the color is consistent with the color of the front panel.
3. 根据权利要求 1所述的数字显示装置, 其特征在于: 所述字段与固定 该字段的转轴为可拆卸连接。  3. The digital display device according to claim 1, wherein: the field is detachably connected to a rotating shaft that fixes the field.
4. 根据权利要求 1 所述的数字显示装置, 其特征在于: 所述字段与固定 该字段的转轴为一体结构。  4. The digital display device according to claim 1, wherein: the field is integral with a rotation axis that fixes the field.
5. 根据权利要求 4所述的数字显示装置, 其特征在于: 所述转轴通过转 轴固定弹簧固定在所述底板上。  The digital display device according to claim 4, wherein the rotating shaft is fixed to the bottom plate by a rotating shaft fixing spring.
6. 根据权利要求 5 所述的数字显示装置, 其特征在于: 所述转轴两端为 椭圓形或矩形或切角矩形截面。  6. The digital display device according to claim 5, wherein: the two ends of the rotating shaft are elliptical or rectangular or a rectangular cross section.
7. 根据权利要求 3至 6任一项所述的数字显示装置, 其特征在于: 所述 字段内嵌有铁磁性材料, 并且所述底板的下方正对字段的位置嵌有磁铁,在所 述字段转动过程中,通过所述磁铁与所述铁磁性材料的磁吸力,使所述字段稳 定在固定位置。  The digital display device according to any one of claims 3 to 6, wherein: the field is embedded with a ferromagnetic material, and a magnet is embedded in the position of the bottom facing field of the bottom plate. During the rotation of the field, the field is stabilized at a fixed position by the magnetic attraction of the magnet and the ferromagnetic material.
8. 根据权利要求 1至 6任一项所述的数字显示装置, 其特征在于: 所述 转轴固定在底板的支撑槽内。  The digital display device according to any one of claims 1 to 6, wherein the rotating shaft is fixed in a support groove of the bottom plate.
9. 根据权利要求 1至 6任一项所述的数字显示装置, 其特征在于: 所述 的前面板上开有显示字段的窗口。  The digital display device according to any one of claims 1 to 6, characterized in that: the front panel is provided with a window for displaying a field.
PCT/CN2007/071284 2007-12-20 2007-12-20 A seven segments numeric display device WO2009079879A1 (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
PCT/CN2007/071284 WO2009079879A1 (en) 2007-12-20 2007-12-20 A seven segments numeric display device

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2070938U (en) * 1990-08-24 1991-02-06 浙江省温州科龙电子设备厂 Display with electromagnetic turnover word section and digit code
US5388356A (en) * 1991-08-30 1995-02-14 Kalivas; Timothy Changeable numerical characters for a display sign
JPH09212109A (en) * 1996-02-05 1997-08-15 Tanakaya:Kk Reversely displaying numerical board
CN2397555Y (en) * 1999-11-10 2000-09-20 王立明 Turnover digital coding display
CN200950329Y (en) * 2006-05-25 2007-09-19 青岛澳地数显有限责任公司 Number display brand
CN200986790Y (en) * 2006-07-28 2007-12-05 青岛澳地数显有限责任公司 Digital display plate
CN201037980Y (en) * 2006-10-19 2008-03-19 青岛澳地数显有限责任公司 Digital display board

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2070938U (en) * 1990-08-24 1991-02-06 浙江省温州科龙电子设备厂 Display with electromagnetic turnover word section and digit code
US5388356A (en) * 1991-08-30 1995-02-14 Kalivas; Timothy Changeable numerical characters for a display sign
JPH09212109A (en) * 1996-02-05 1997-08-15 Tanakaya:Kk Reversely displaying numerical board
CN2397555Y (en) * 1999-11-10 2000-09-20 王立明 Turnover digital coding display
CN200950329Y (en) * 2006-05-25 2007-09-19 青岛澳地数显有限责任公司 Number display brand
CN200986790Y (en) * 2006-07-28 2007-12-05 青岛澳地数显有限责任公司 Digital display plate
CN201037980Y (en) * 2006-10-19 2008-03-19 青岛澳地数显有限责任公司 Digital display board

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