CN201185533Y - Fixed structure for key-press circuit board of an electronic device - Google Patents
Fixed structure for key-press circuit board of an electronic device Download PDFInfo
- Publication number
- CN201185533Y CN201185533Y CNU2008201109016U CN200820110901U CN201185533Y CN 201185533 Y CN201185533 Y CN 201185533Y CN U2008201109016 U CNU2008201109016 U CN U2008201109016U CN 200820110901 U CN200820110901 U CN 200820110901U CN 201185533 Y CN201185533 Y CN 201185533Y
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- Prior art keywords
- circuit board
- key
- button circuit
- electronic equipment
- fixing structure
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- 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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- 239000000463 material Substances 0.000 claims description 2
- 229920003023 plastic Polymers 0.000 claims description 2
- 239000004033 plastic Substances 0.000 claims description 2
- 230000037431 insertion Effects 0.000 abstract 4
- 238000003780 insertion Methods 0.000 abstract 4
- 238000009434 installation Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a key-press circuit board fixing structure of an electric device, which relates to the technology of the assembly of electric devices and solves the technical problem of the troubles in mounting and dismounting operations existing in the present key press circuit boards. The key-press circuit board fixing structure of an electric device, which is provided by the utility model, comprises a front shell of the electric device; a key-press hole is arranged on the side wall of the front shell; the positions opposite to the outer sides of the two ends of the key-press hole in the inner part of the front shell are provided with two insertion grooves; the position near the insertion grooves between the two insertion grooves is provided with an elastic clamping hook which is clamped on the key-press circuit board; the key-press circuit boards are inserted into the two insertion grooves which are oppositely arranged; a key-press switch on the key-press circuit board corresponds to the key-press hole. The key-press circuit board fixing structure of an electric device is applied to the key-press circuit boards to fix the electric devices.
Description
Technical field
The utility model relates to the mounting technology of electronic equipment, is specifically related to a kind of key circuit board fixing structure of electronic equipment.
Background technology
Button circuit board is a kind of circuit board that is provided with a plurality of push-button switches, the press-side of push-button switch forms button, manually to the electronic equipment input command or carry out switching manipulation etc. and mostly need manually to push or twist push-button switch on electronic equipment or the remote controller, push-button switch often will be subjected to artificial institute externally applied forces to push or twist, so whether button circuit board is firm the electronic equipment internal fixation, is related to the stability of push-button switch performance.
Button circuit board in the existing electronic equipment, the fore shells that adopt the combined mode of screw or screw and plug connector to be fixed on electronic equipment (or claim casing more, shell) in, button circuit board as shown in Figure 1 adopts screw and the combined screw structure that forms of plug connector to be fixed on the fore shell of electronic equipment, the screw structure comprises screw 4 and key support 3, because button circuit board 2 is provided with a plurality of push-button switches, the position relative with push-button switch offers when a plurality of through holes are installed and earlier button circuit board 2 is plugged on the key support 3 on the key support 3, with at least two screws button circuit board 2 and key support 3 are fixed together then, thereby composition button assembly, and then with two screws the button assembly that assembles is fixed on the fore shell of electronic equipment, make the press-side of push-button switch pass through hole and extend fore shell and form the button of being convenient to press.
The design people finds existing key circuit board fixing structure in realizing process of the present utility model there are the following problems at least:
1, button circuit board needs to have used four screws at least in whole assembling process; Removing and installing of screw needs special extracting tool, operates cumbersome;
2, in the actual production in order to increase operating efficiency, need two workmans to finish the assembling of this button assembly and fixing of button circuit board, along with the development of society, labour's cost increases gradually, and the spent labor cost of this screw structure is also more and more higher.
Summary of the invention
The utility model provides a kind of key circuit board fixing structure of electronic equipment, can make button circuit board installation and removal operation more convenient.
For achieving the above object, embodiment of the present utility model adopts following technical scheme:
The key circuit board fixing structure of this electronic equipment comprises the fore shell of described electronic equipment being provided with key hole on the sidewall of described fore shell;
Inside at described fore shell is relatively set with two slots in the outside, two ends of described key hole;
Between described two slots, the position of close described slot is provided with elastic fastening hook, and described elastic fastening hook is stuck on the described button circuit board;
Be fitted with button circuit board in described two slots that are oppositely arranged, the key switch on the described button circuit board is corresponding with described key hole.
Be plugged in the slot by button circuit board in the described the utility model of technique scheme, limited button circuit board moving on the direction parallel with the inner plane of fore shell, elastic fastening hook is stuck on the button circuit board, limited button circuit board moving on the direction vertical with the inner plane of fore shell, be fixed on the inside of the fore shell of electronic equipment at button circuit board under the effect of slot and elastic fastening hook, installing in the process of button circuit board need not mounting screw, so also need not be by special screw disassembling tool, directly manually can realize by operating personnel, so the installation and removal operation is more convenient, solved the technical problem of the installation and removal troublesome poeration of existing button circuit board existence.
Description of drawings
Fig. 1 be in the prior art button circuit board and key support by the scheme of installation of screw on the fore shell of electronic equipment;
Fig. 2 is near the partial structurtes schematic diagram of the part of key hole on the fore shell of electronic equipment among the utility model embodiment;
Structural representation when installing key support on the fore shell of Fig. 3 for electronic equipment among the utility model embodiment;
Fig. 4 is the structural representation of button circuit board among the utility model embodiment;
Install the structural representation of key support and button circuit board on the fore shell of Fig. 5 for electronic equipment among the utility model embodiment;
A structure enlarged diagram of the part of key support and button circuit board is installed on the fore shell of Fig. 6 for electronic equipment among the utility model embodiment;
Another structure enlarged diagram of the part of key support and button circuit board is installed on the fore shell of Fig. 7 for electronic equipment among the utility model embodiment;
Fig. 8 is provided with the partial structurtes schematic diagram of stopper slot part for the back cover of electronic equipment among the utility model embodiment;
Fig. 9 is the structural representation of the back cover of electronic equipment among the utility model embodiment;
Figure 10 is for installing the structural representation of key support, button circuit board and back cover on the electronic equipment fore shell among the utility model embodiment.
Embodiment
The utility model provides a kind of key circuit board fixing structure of electronic equipment, can make the installation and removal operation of button circuit board more convenient, has improved the efficiency of installation and removal operations simultaneously, has reduced labor cost.
Below in conjunction with the drawings and specific embodiments embodiment of the present utility model is described in further detail.
As Fig. 2 and shown in Figure 10, the key circuit board fixing structure of the utility model electronic equipment comprises the fore shell 1 of electronic equipment being provided with key hole 12 on the sidewall 11 of fore shell 1; Inside 10 at fore shell 1 is relatively set with two slots 5 in the outside, two ends of key hole 12; Between two slots 5, the position of close slot 5 is provided with elastic fastening hook 6, and elastic fastening hook 6 is stuck on the button circuit board 2; Be fitted with button circuit board 2 in two slots 5 that are oppositely arranged, the key switch 20 on the button circuit board 2 is corresponding with key hole 12.
See also Fig. 3, as Fig. 4 and Fig. 5, as a kind of improvement of the present utility model, in the elastic fastening hook 6 that offers 21, two plastic materials of two through holes that are square on the button circuit board 2 is stuck in through hole 21 on the button circuit board 2.Elastic fastening hook 6 comprises cylinder 60 that is column and the coupler body 61 that is wedge shape, cylinder 60 parallels with button circuit board 2, coupler body 61 hooks on the inwall of through hole 21, button circuit board 2 is fixed from the direction perpendicular to 10 planes, inside of fore shell 1, thereby be fixed on the fore shell 1.
Through hole 21 also can be arranged on the button circuit board 2 in the utility model draw-in groove or snap ring are replaced, and also button circuit board 2 can be fixed from the direction perpendicular to 10 planes, inside of fore shell 1 when the coupler body 61 of elastic fastening hook 6 is stuck on draw-in groove inwall or the snap ring; Certainly, the coupler body 61 of elastic fastening hook 6 upper surface that directly is stuck in button circuit board 2 also can realize button circuit board 2 is fixed from the direction perpendicular to 10 planes, inside of fore shell 1.
See also Fig. 6 and Fig. 7,, be provided with key support 3 between button circuit board 2 and the fore shell 1, be provided with through hole with key hole 12 corresponding positions on the key support 3 as a kind of improvement of the present utility model.One end of key switch 20 is electrically connected with button circuit board 2, the other end is a press-side, press-side passes the sidewall 11 of fore shell 1 and sidewall that the through hole on the key support 3 extends fore shell 1 11 forms buttons, key support 3 and button circuit board 2 relative faces are provided with projection 30, and projection 30 is pressed against on the button circuit board 2.Projection 30 pads are every between the sidewall 11 of button circuit board 2 and fore shell 1, and it is more firm that button circuit board 2 is located, and can reduce the strain that causes button circuit board 2 after the press of key switch 20.
The direction of the bottom of key support 3 towards the inside of fore shell 1 is provided with location grab 31, and the bottom support of button circuit board 2 is in the grab 31 of location.Location grab 31 blocks the bottom of button circuit board 2, when pressing key switch 20, the location grab 31 simultaneously to button circuit board 2 provide with by the power direction opposite reaction, so button circuit board 2 too big strain can not occur under the reaction force that location grab 31 is provided, avoided because the electronic devices and components that strain causes damage.Certainly, location grab 31 also can be to be opened in key support 3 bottoms towards the location of the inside of fore shell 1 slot.
The sidewall 11 of fore shell 1 is provided with stop bit rib 8 in key hole 12 both sides, and key support 3 abuts on the stop bit rib 8.The sidewall 11 of stop bit rib 8 one ends and fore shell 1 is connected as a single entity, and the other end is plugged in key support 3 through holes, prevents key support 3 plaies.In fore shell 1 inside, be provided with wedge shape support rod 80 perpendicular to the direction of fore shell 1 sidewall, wherein, support rod 80 away from the height of an end of fore shell 1 sidewall greater than height near an end of fore shell 1 sidewall; The bottom support of key support 3 is on wedge shape support rod 80.When placing key support 3 on the inside 10 of fore shell 1, key support 3 can be towards the direction upset near button circuit board 2 under the restriction of support rod 80.
See also Fig. 8, Fig. 9 and Figure 10, be fixed with the back cover 7 suitable with fore shell 1 on the fore shell 1, back cover 7 is inner to be provided with stopper slot 71 with button circuit board 2 corresponding positions; Stopper slot 71 is pressed on the upper end of button circuit board 2, and stopper slot 71 also can be shared when pressing key switch 20, to the thrust that button circuit board 2 is applied, makes the distortion more stable, that occur of button circuit board 2 location littler.
Electronic equipment is a television set in the utility model, can certainly be electronic equipments such as broadcast receiver or computer, and key switch is the touch-switch components and parts.
During the utility model assembling, at first key support 3 is assembled on the inside 10 of fore shell 1 as shown in Figure 3, key support 3 is by stop bit rib 8 and support rod 80 stop bits on the fore shell 1, then button circuit board 2 is from top to bottom inserted on the direction perpendicular to the inside 10 of fore shell 1 two slots 5 on the fore shell 1, when treating that button circuit board 2 is seated, 6 of elastic fastening hooks that are arranged on the fore shell 1 can block button circuit board 2 by the through hole on the button circuit board 2 21.At this moment, slot 5 on the fore shell 1 and elastic fastening hook 6 six direction before and after has up and down all limited the degree of freedom of button circuit board 2, guarantees that button circuit board 2 can not move.Slot 5 and elastic fastening hook 6 are fixing reliably having done of button circuit board 2, but when pressing key switch 20, the middle part of button circuit board 2 might deform, so by being arranged on the stopper slot 71 on the back cover 7 and the location grab 31 of key support 3 bottoms, the middle part of button circuit board 2 is fixed, the process of pushing that guarantees button operation can not cause button circuit board 2 that strain takes place, thereby has avoided being out of shape the damage of the electronic devices and components on the button circuit board 2 that causes.
Button circuit board is plugged in the slot in the utility model, limited button circuit board moving on the direction parallel with the inner plane of fore shell, elastic fastening hook blocks it on the direction perpendicular to button circuit board, limited button circuit board moving on above-below direction, be fixed on the fore shell of electronic equipment at button circuit board under the effect of slot and elastic fastening hook, can not adopt screw to realize that complete secure fixation with button circuit board is on the fore shell of electronic equipment, screw disassembling tool that need not be special-purpose, the installation and removal operation is more convenient, compared with prior art, production efficiency is enhanced about more than once, reduce hardware and labor cost, solved the technical problem of the installation and removal troublesome poeration of existing button circuit board existence.
More than disclosed only be preferred implementation of the present utility model; but the utility model is not limited thereto; any those skilled in the art can think do not have a creationary variation; and, all should drop in the protection range of the present utility model not breaking away from some improvements and modifications of being done under the utility model principle prerequisite.
Claims (10)
1, a kind of key circuit board fixing structure of electronic equipment is characterized in that: comprise the fore shell of described electronic equipment, be provided with key hole on the sidewall of described fore shell;
Inside at described fore shell is relatively set with two slots in the outside, two ends of described key hole;
Between described two slots, the position of close described slot is provided with elastic fastening hook, and described elastic fastening hook is stuck on the described button circuit board;
Be fitted with button circuit board in described two slots that are oppositely arranged, the key switch on the described button circuit board is corresponding with described key hole.
2, the key circuit board fixing structure of electronic equipment according to claim 1 is characterized in that:
Offer draw-in groove in described button circuit board upper end, described elastic fastening hook is stuck in the draw-in groove on the described button circuit board.
3, the key circuit board fixing structure of electronic equipment according to claim 1 is characterized in that:
Offer through hole on described button circuit board, described elastic fastening hook is stuck in the through hole on the described button circuit board.
4, according to the key circuit board fixing structure of claim 2 or 3 described electronic equipments, it is characterized in that: be provided with key support between described button circuit board and the described fore shell, be provided with through hole with the corresponding position of described key hole on the described key support.
5, the key circuit board fixing structure of electronic equipment according to claim 4 is characterized in that: the face that described key support is relative with described button circuit board is provided with projection, and described projection is pressed against on the described button circuit board.
6, the key circuit board fixing structure of electronic equipment according to claim 5, it is characterized in that: the direction of the bottom of described key support towards the inside of described fore shell is provided with the location grab, and the bottom support of described button circuit board is in the grab of described location.
7, the key circuit board fixing structure of electronic equipment according to claim 6 is characterized in that: shell side wall is provided with the stop bit rib in described key hole both sides before described, and described key support abuts on the described stop bit rib.
8, the key circuit board fixing structure of electronic equipment according to claim 7 is characterized in that:
In described fore shell inside, be provided with the wedge shape support rod perpendicular to the direction of shell side wall before described, wherein, described support rod away from the height of an end of shell side wall before described greater than height near an end of shell side wall before described;
The bottom support of described key support is on described support rod.
9, the key circuit board fixing structure of electronic equipment according to claim 8, it is characterized in that: described key circuit board fixing structure also comprises the back cover of electronic equipment;
Described back cover and described fore shell are suitable;
Described back cover is inner to be provided with stopper slot with the corresponding position of described button circuit board;
Described stopper slot is pressed on the upper end of described button circuit board.
10, the key circuit board fixing structure of electronic equipment according to claim 1 is characterized in that:
The material of described elastic fastening hook is plastics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201109016U CN201185533Y (en) | 2008-04-28 | 2008-04-28 | Fixed structure for key-press circuit board of an electronic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201109016U CN201185533Y (en) | 2008-04-28 | 2008-04-28 | Fixed structure for key-press circuit board of an electronic device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201185533Y true CN201185533Y (en) | 2009-01-21 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201109016U Expired - Fee Related CN201185533Y (en) | 2008-04-28 | 2008-04-28 | Fixed structure for key-press circuit board of an electronic device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201185533Y (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103491470A (en) * | 2013-09-12 | 2014-01-01 | 刘骏涛 | Loudspeaker box |
| CN105206452A (en) * | 2015-09-11 | 2015-12-30 | 海信电子科技（深圳）有限公司 | A key structure and electronic device |
| CN106402771A (en) * | 2016-08-30 | 2017-02-15 | 嘉兴海拉灯具有限公司 | Fastening structure of vehicle lamp |
| CN107979924A (en) * | 2017-12-25 | 2018-05-01 | 苏州睿艾迪汽车科技有限公司 | Vehicle electric tail-gate ECU shells |
| CN109315079A (en) * | 2016-07-22 | 2019-02-05 | 英特尔公司 | Technology for Rack Architecture |
| CN110365830A (en) * | 2018-03-26 | 2019-10-22 | 华为技术有限公司 | A key device and terminal equipment |
| CN111654802A (en) * | 2019-08-27 | 2020-09-11 | 莆田市伯乐电子有限公司 | Method for assembling switch circuit board of audio equipment |
| CN111739749A (en) * | 2019-06-26 | 2020-10-02 | 北京京东尚科信息技术有限公司 | a button |
| CN114067853A (en) * | 2020-08-05 | 2022-02-18 | 美光科技公司 | Memory device, carrier for memory device, and related computing system and method |
-
2008
- 2008-04-28 CN CNU2008201109016U patent/CN201185533Y/en not_active Expired - Fee Related
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103491470A (en) * | 2013-09-12 | 2014-01-01 | 刘骏涛 | Loudspeaker box |
| CN108335933B (en) * | 2015-09-11 | 2019-09-20 | 海信电子科技（深圳）有限公司 | A kind of press-key structure and electronic equipment |
| CN105206452A (en) * | 2015-09-11 | 2015-12-30 | 海信电子科技（深圳）有限公司 | A key structure and electronic device |
| CN108335933A (en) * | 2015-09-11 | 2018-07-27 | 海信电子科技（深圳）有限公司 | A kind of press-key structure and electronic equipment |
| CN109315079A (en) * | 2016-07-22 | 2019-02-05 | 英特尔公司 | Technology for Rack Architecture |
| CN106402771A (en) * | 2016-08-30 | 2017-02-15 | 嘉兴海拉灯具有限公司 | Fastening structure of vehicle lamp |
| CN107979924A (en) * | 2017-12-25 | 2018-05-01 | 苏州睿艾迪汽车科技有限公司 | Vehicle electric tail-gate ECU shells |
| CN107979924B (en) * | 2017-12-25 | 2024-03-29 | 佛山市速时代科技有限公司 | Vehicle electric tail gate ECU shell |
| CN110365830A (en) * | 2018-03-26 | 2019-10-22 | 华为技术有限公司 | A key device and terminal equipment |
| CN111739749A (en) * | 2019-06-26 | 2020-10-02 | 北京京东尚科信息技术有限公司 | a button |
| CN111654802A (en) * | 2019-08-27 | 2020-09-11 | 莆田市伯乐电子有限公司 | Method for assembling switch circuit board of audio equipment |
| CN114067853A (en) * | 2020-08-05 | 2022-02-18 | 美光科技公司 | Memory device, carrier for memory device, and related computing system and method |
| CN114067853B (en) * | 2020-08-05 | 2024-04-12 | 美光科技公司 | Memory device, carrier for memory device, and related computing system and method |
| US11968797B2 (en) | 2020-08-05 | 2024-04-23 | Micron Technology, Inc. | Memory devices, carriers for same, and related computing systems and methods |
| US12336134B2 (en) | 2020-08-05 | 2025-06-17 | Micron Technology, Inc. | Apparatuses including one or more semiconductor devices and related systems |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090121 Termination date: 20120428 |