CN204029291U - A kind of charactron electric-quantity display device - Google Patents
A kind of charactron electric-quantity display device Download PDFInfo
- Publication number
- CN204029291U CN204029291U CN201420472650.1U CN201420472650U CN204029291U CN 204029291 U CN204029291 U CN 204029291U CN 201420472650 U CN201420472650 U CN 201420472650U CN 204029291 U CN204029291 U CN 204029291U
- Authority
- CN
- China
- Prior art keywords
- motherboard
- upper casing
- lower casing
- casing
- housing
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of charactron electric-quantity display device, it comprises housing, motherboard is provided with in housing, the side of motherboard is connected with power supply input contact pin, the opposite side of motherboard is provided with power switch contact, described motherboard is provided with hummer and digital display screen, housing comprises upper casing and lower casing, upper casing is provided with transparency display window, the both sides of upper casing bottom are provided with buckle, lower shell upper portion both sides are provided with and the draw-in groove be clasped, and the side of lower casing is provided with the button portion of conflicting with the power switch contact of motherboard.Housing of the present utility model utilizes buckle to coordinate with draw-in groove by upper casing and lower casing, and upper casing and lower casing are fixed together, and do not need to beat other modes such as screw, tackifier.Such structure is reliable, and installation and removal are all very convenient, both saved production cost, and enhanced productivity, and met environmental requirement again.
Description
[technical field]
The utility model relates to a kind of charactron electric-quantity display device.
[background technology]
Existing charactron electric-quantity display device is a kind of display device showing electricity, but existing charactron electric-quantity display device complex structure, assembling is inconvenient, and cost is high, and installing/dismounting is all inconvenient.
[utility model content]
The purpose of this utility model is to overcome the deficiencies in the prior art part, and provide a kind of simple and reliable for structure, installation and removal are convenient, the charactron electric-quantity display device saved production cost.
The purpose of this utility model is achieved in that
A kind of charactron electric-quantity display device, it is characterized in that it comprises housing, motherboard is provided with in described housing, the side of described motherboard is connected with power supply input contact pin, the opposite side of described motherboard is provided with power switch contact, described motherboard is provided with hummer and digital display screen, described housing comprises upper casing and lower casing, described upper casing is provided with transparency display window, the both sides of described upper casing bottom are provided with buckle, described lower shell upper portion both sides are provided with and the draw-in groove be clasped, the side of described lower casing is provided with the button portion of conflicting with the power switch contact of motherboard.
A kind of charactron electric-quantity display device as above, it is characterized in that also being provided with multiple back-up block for supporting motherboard in described lower casing, described back-up block is provided with the screens for clip motherboard.
A kind of charactron electric-quantity display device as above, it is characterized in that described upper casing and lower casing are equipped with panel, left plate and right plate, described left plate and the xsect of right plate are arc, and described buckle and draw-in groove are arranged on left plate or the oblique inwall of right plate.
Housing of the present utility model utilizes buckle to coordinate with draw-in groove by upper casing and lower casing, and upper casing and lower casing are fixed together, and do not need to beat other modes such as screw, tackifier.Such structure is reliable, and installation and removal are all very convenient, both saved production cost, and enhanced productivity, and met environmental requirement again.Upper casing of the present utility model and lower casing all adopt plastic material to be made into integration, button portion produces distortion and conflicts with power switch contact being subject to external force, and laying down that plastic cement button portion after external force is extensive must original state, and such structure is reliable, use master to instruct me, Mould Machining manufacture is produced all very simple.
[accompanying drawing explanation]
Figure l is stereographic map of the present utility model;
Fig. 2 is explosive view of the present utility model;
Fig. 3 is front view (FV) of the present utility model
The A-A cut-open view of Fig. 3 of Fig. 4;
The C-C cut-open view of Fig. 3 of Fig. 5.
[embodiment]
A kind of charactron electric-quantity display device, it comprises housing 1, motherboard 2 is provided with in described housing 1, the side of described motherboard 2 is connected with power supply input contact pin 21, the opposite side of described motherboard 2 is provided with power switch contact 22, described motherboard 2 is provided with hummer 3 and digital display screen 4, described housing 1 comprises upper casing 11 and lower casing 12, described upper casing 11 is provided with transparency display window 5, the both sides of described upper casing 11 bottom are provided with buckle 6, described both sides, lower casing 12 top are provided with the draw-in groove 7 coordinated with buckle 6, the side of described lower casing 12 is provided with the button portion 13 of conflicting with the power switch contact 22 of motherboard 2.Upper casing 11 and lower casing 12 are equipped with panel 111, left plate 112 and right plate 113, and described left plate 112 and the xsect of right plate 113 are arc, and described buckle 6 and draw-in groove 7 are arranged on left plate 112 or the oblique inwall of right plate 113.The quantity of buckle 6 and draw-in groove 7 can be all two, three, four etc., and the quantity 6 of buckle is identical with the quantity of draw-in groove 7, and position matches.
Upper casing 11 and lower casing 12 utilize buckle 6 to coordinate with draw-in groove 7, and upper casing 11 and lower casing 12 are fixed together, and do not need to beat other modes such as screw, tackifier.Such fixed sturcture is reliable, and installation and removal are all very convenient, both saved production cost, and improve production efficiency, and met environmental requirement again.
Upper casing 11 and lower casing 12 all adopt plastic material to be made into integration, button portion 13 produces distortion and conflicts with power switch contact 22 being subject to external force, lay down plastic cement button portion 13 after external force extensive original state, such structure is reliable, use master to instruct me, Mould Machining manufacture is produced all very simple.
Also be provided with multiple back-up block 14 for supporting motherboard 2 in lower casing 12, described back-up block 14 is provided with the screens 15 for clip motherboard 2.The quantity of back-up block 14 can be four or six or eight, is distributed on panel 111 bottom surface of lower casing 12.
Traditional electricity display all uses round dot, the figure such as square represents.The display mode of the utility model electricity is: adopt charactron to show electricity, allow user know current charge value more straightforwardly, can also make different colors as required: green, blue, red etc.
Claims (3)
1. a charactron electric-quantity display device, it is characterized in that it comprises housing (1), motherboard (2) is provided with in described housing (1), the side of described motherboard (2) is connected with power supply input contact pin (21), the opposite side of described motherboard (2) is provided with power switch contact (22), described motherboard (2) is provided with hummer (3) and digital display screen (4), described housing (1) comprises upper casing (11) and lower casing (12), described upper casing (11) is provided with transparency display window (5), the both sides of described upper casing (11) bottom are provided with buckle (6), described lower casing (12) both sides, top are provided with the draw-in groove (7) coordinated with buckle (6), the side of described lower casing (12) is provided with the button portion (13) of conflicting with the power switch contact (22) of motherboard (2).
2. a kind of charactron electric-quantity display device according to claim 1, it is characterized in that also being provided with multiple back-up block (14) for supporting motherboard (2) in described lower casing (12), described back-up block (14) is provided with the screens (15) for clip motherboard (2).
3. a kind of charactron electric-quantity display device according to claim 1, it is characterized in that described upper casing (11) and lower casing (12) are equipped with panel (111), left plate (112) and right plate (113), described left plate (112) and the xsect of right plate (113) are arc, and described buckle (6) and draw-in groove (7) are arranged on left plate (112) or the oblique inwall of right plate (113).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420472650.1U CN204029291U (en) | 2014-08-20 | 2014-08-20 | A kind of charactron electric-quantity display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420472650.1U CN204029291U (en) | 2014-08-20 | 2014-08-20 | A kind of charactron electric-quantity display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204029291U true CN204029291U (en) | 2014-12-17 |
Family
ID=52069127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420472650.1U Expired - Fee Related CN204029291U (en) | 2014-08-20 | 2014-08-20 | A kind of charactron electric-quantity display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204029291U (en) |
-
2014
- 2014-08-20 CN CN201420472650.1U patent/CN204029291U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141217 Termination date: 20170820 |