CN113903610B - Switch with press prompt - Google Patents
Switch with press prompt Download PDFInfo
- Publication number
- CN113903610B CN113903610B CN202111366780.8A CN202111366780A CN113903610B CN 113903610 B CN113903610 B CN 113903610B CN 202111366780 A CN202111366780 A CN 202111366780A CN 113903610 B CN113903610 B CN 113903610B
- Authority
- CN
- China
- Prior art keywords
- rebound
- key
- bracket
- spring
- assembly
- 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.)
- Active
Links
- 230000006835 compression Effects 0.000 abstract description 8
- 238000007906 compression Methods 0.000 abstract description 8
- 238000000034 method Methods 0.000 description 6
- 230000004308 accommodation Effects 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/02—Details
- H01H13/26—Snap-action arrangements depending upon deformation of elastic members
- H01H13/28—Snap-action arrangements depending upon deformation of elastic members using compression or extension of coil springs
- H01H13/32—Snap-action arrangements depending upon deformation of elastic members using compression or extension of coil springs one end of spring being fixedly connected to the stationary or movable part of the switch and the other end reacting with a movable or stationary rigid member respectively through pins, cams, toothed, or other shaped surfaces
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/02—Details
- H01H13/12—Movable parts; Contacts mounted thereon
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/50—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a single operating member
- H01H13/52—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a single operating member the contact returning to its original state immediately upon removal of operating force, e.g. bell-push switch
Landscapes
- Push-Button Switches (AREA)
Abstract
The invention relates to a switch with a push prompt, comprising: a bracket; a key board mounted on the bracket; the bracket is fixed on the bottom shell and forms an accommodating space with the bottom shell; the key assembly is arranged in the accommodating space; the self-rebound assembly is arranged on the support, wherein when the key board is pressed by the output pressing force to press the key board to press the key assembly to complete the key function, the key board also presses the self-rebound assembly at the same time, and when the self-rebound assembly is compressed to the yield point, the key board is continuously pressed, and the self-rebound assembly outputs the restoring force to offset part of the pressing force. According to the invention, the self-rebound assembly is arranged on the bracket of the self-rebound switch, the yield point of compression of the spring is arranged on the self-rebound assembly, and the press hand feeling with the press prompt function is formed through the cooperation of the key board, the key assembly and the self-rebound assembly, so that the press and rebound hand feeling of the switch key board is effectively improved.
Description
Technical Field
The invention relates to the technical field of switches, in particular to a switch with a pressing prompt.
Background
At present, a plurality of household appliances are intelligently controlled and need to be controlled through a circuit board, a switch is very common household equipment in life of people, the switch is pressed once and is pressed again to be closed, most of switches do not have self-rebound setting and have hard pressing hand feeling aiming at the existing switch products in the market; in addition, some switches are provided with self-rebound devices, and springs are arranged in the key board, so that when the key board is pressed, the pressing force required by the key is linearly increased along with the compression amount of the springs, and when the key board is released, the key board is sprung open by the elasticity of the springs, but the pressing hand feeling is poor because the prompting feeling is not generated in the process of pressing the key.
Disclosure of Invention
The invention provides a switch with a pressing prompt aiming at the technical problem that the conventional self-rebound switch is poor in pressing hand feeling.
In order to achieve the above purpose, the invention adopts the following technical scheme:
a switch with a push prompt, comprising:
A bracket;
the key board is arranged on the bracket;
The bracket is fixed on the bottom shell and forms an accommodating space with the bottom shell;
The key assembly is arranged in the accommodating space;
The self-rebound assembly is arranged on the support, wherein the output pressing force presses the key board so as to resist the key assembly to finish the key function, the key board also simultaneously resists the self-rebound assembly, the self-rebound assembly continuously presses the key board when being compressed to the yield point, and the self-rebound assembly outputs the restoring force so as to counteract part of the pressing force.
In some of these embodiments, the self-rebound assembly comprises a rebound bracket, a rebound baffle and a rebound spring compressed between the rebound bracket and the rebound baffle.
In some embodiments, the key assembly includes a key, a key spring and a spring cap, the key spring is sleeved on the key, and the key cap is mounted on the bracket and corresponds to the key spring.
In some embodiments, the top of the spring cap is attached to the inner surface of the key board, pressing the key board drives the spring cap to compress the key spring, and the spring cap touches the key to complete the key function.
In some embodiments, one end of the rebound bracket is provided with a rebound bracket connecting shaft, the other end of the rebound bracket connecting shaft is provided with a V-shaped groove, the rebound bracket connecting shaft is connected with a key board connecting rod on the key board, the key board is pressed, and the key board drives the rebound bracket connecting shaft to move downwards.
In some embodiments, the resilient support is mounted on the support through a resilient support rotating shaft, and the resilient support connecting shaft moves downwards to drive the resilient support to rotate around the resilient support rotating shaft.
In some embodiments, one end of the rebound baffle is provided with a rebound baffle rotating shaft, and the rebound baffle is arranged on the bracket through the rebound baffle rotating shaft.
In some embodiments, the rebound baffle is further provided with two stop ribs, and the rebound bracket rotates to drive the stop ribs to swing in the V-shaped groove with the rebound baffle rotating shaft as a center.
In some embodiments, the key board is pressed, the resilient support connecting shaft drives the resilient support to rotate, and the stop rib and the resilient support compress the resilient spring until the resilient spring is compressed to a minimum length and reaches a yield point.
In some embodiments, when the rebound spring is compressed to the yield point, the key board is continuously pressed, the rebound spring returns to output the restoring force to drive the key board to move downwards until the rebound spring stretches to the maximum limit position, and the key cap presses the key to complete the key function.
Compared with the prior art, the invention has the advantages and positive effects that:
according to the invention, the self-rebound assembly is arranged on the bracket of the self-rebound switch, the yield point of spring compression is arranged on the self-rebound assembly, and through the cooperation of the key board, the bracket and the self-rebound assembly, when a user operates the switch by pressing the key board, the rebound spring in the self-rebound assembly is compressed, the pressing operation force is gradually increased, and after the rebound spring on the self-rebound assembly is compressed beyond the yield point, the pressing force is instantaneously reduced, so that a pressing hand feeling with a pressing prompt function is formed. When the key board is loosened, the rebound spring in the self-rebound assembly is compressed first, and then suddenly released after exceeding the yield point, the key board is quickly rebound and reset, and the pressing and rebound hand feeling of the switch key board is effectively improved.
Drawings
FIG. 1 is an exploded view of a switch with a push prompt provided by the present invention;
FIG. 2 is a schematic view of the mounting and connecting cross-section of the self-rebound assembly provided by the present invention;
FIG. 3 is a burst view of the self-rebounding assembly provided by the present invention;
FIG. 4 is an enlarged view of the self-rebound assembly provided by the present invention;
FIG. 5 is a schematic view of an installation cross section of a spring cap and key spring provided by the present invention;
FIG. 6 is a cross-sectional view of a switch with a push prompt before a key pad is pushed down;
FIG. 7 is a cross-sectional view of a switch with a push prompt when the rebound spring provided by the present invention is in a maximum compression state;
FIG. 8 is a cross-sectional view of the self-rebounding switch when the key board provided by the invention is pressed to the bottom;
wherein, the reference numerals are as follows:
1. A key sheet; 11. a key plate connecting rod; 2. a bracket; 21. a bracket connecting shaft; 3. a self-rebound assembly; 31. a rebound bracket; 311. a resilient bracket connecting shaft; 312. a rebound bracket rotating shaft; 313. a V-shaped groove; 32. a rebound baffle; 321. a rebound baffle rotating shaft; 322. stop ribs; 33. a rebound spring; 4.a spring cap; 5. a key spring; 6. a main board; 7. a key; 8. a bottom case; s, accommodating space.
Detailed Description
The technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be understood that the terms "center", "lateral", "longitudinal", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
The terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", or a third "may explicitly or implicitly include one or more such feature.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1-4, in one exemplary embodiment of a self-rebounding switch of the present invention, the self-rebounding switch comprises:
a key sheet 1; a bracket 2; a bottom case 8; wherein, keypad 1 installs on support 2, and support 2 passes through the buckle to be fixed on drain pan 8 and forms an accommodation space S with drain pan 8, and the button subassembly sets up in this accommodation space S, installs on support 2 from resilience subassembly 3, and wherein, when output pressing force presses keypad 1 in order to support the button subassembly and accomplish the button function, keypad 1 still supports simultaneously and presses from resilience subassembly 3, continues to press keypad 1 when being compressed to the yield point from resilience subassembly 3, exports restoring force in order to offset partial pressing force from resilience subassembly 3.
In some embodiments, the bracket 2 is provided with a self-rebound assembly 3 consisting of a rebound bracket 31, a rebound baffle 32 and a rebound spring 33, wherein the rebound spring 33 is in interference compression between the rebound bracket 31 and the rebound baffle 32;
One end of the rebound bracket 31 is provided with a rebound bracket connecting shaft 311, the other end is provided with a V-shaped groove 313, two key board connecting rods 11 are arranged on the key board 1 corresponding to the rebound bracket connecting shaft 311, the two key board connecting rods 11 are respectively provided with shaft holes, and the rebound bracket connecting shaft 311 is connected with the key board connecting rods 11 through the group of shaft holes; when the key sheet 1 is pressed, the key sheet 1 drives the resilient bracket connecting shaft 311 to move downward. The two sides of the rebound bracket 31 are respectively provided with a rebound bracket rotating shaft 312, the rebound bracket rotating shaft 312 is connected with the bracket 2 through a shaft hole on the bracket 2, the rebound bracket 31 is arranged on the bracket 2 through the rebound bracket rotating shaft 312, and when the rebound bracket connecting shaft 311 moves downwards, the rebound bracket 31 is driven to rotate by taking the rebound bracket rotating shaft 312 as the center.
One end of the rebound baffle 32 is provided with a rebound baffle rotating shaft 321, the rebound baffle rotating shaft 321 is connected with a shaft hole on the bracket 2, and the rebound baffle 32 is arranged on the bracket 2 through the rebound baffle rotating shaft 321; the rebound baffle 32 further comprises two stop ribs 322, the rebound spring 33 is compressed in the cylindrical cavity of the rebound bracket 31 through the two stop ribs 322, the stop ribs 322 are limited by the V-shaped groove 313 and swing back and forth in the V-shaped groove 313, and when the rebound bracket 31 rotates, the stop ribs 322 are driven to swing in the V-shaped groove 313 by taking the rebound baffle rotating shaft 321 as the center.
In some embodiments, as shown in fig. 5, the key assembly includes a key 7, a key spring 5 and a spring cap 4, the accommodating space S may include a main board 6, the key 7 is disposed on the main board 6, the key spring 5 is sleeved on the key 7, the key cap 4 is mounted on the bracket 2, and the spring cap 4 may slide up and down on the bracket 2, corresponding to the key spring 5. The top of the spring cap 4 is attached to the inner surface of the key board 1, and pressing the key board 1 drives the spring cap 4 to compress the key spring 5, and the spring cap 4 touches the key 7 to complete the key function.
At least one key 7 is arranged on the main board 6, and the number of the key boards 1 corresponds to the number of the keys. When the key board 1 is pressed downwards, the key board 1 drives the key cap 4 to slide downwards, the key springs 5 are compressed, after the pressed key board 1 is loosened, the spring force of reset of the compressed key springs 5 can enable the spring cap 4 to move upwards along the support 2, and the key board 1 is jacked up, so that reset before pressing is realized.
In some embodiments, the self-rebound assembly 3 is mounted on the bracket 2 by a rebound bracket rotation axis 312 and a rebound baffle rotation axis 321, the rebound bracket 31 being rotatable about the rebound bracket rotation axis 312 and the rebound baffle 32 being rotatable about the rebound baffle rotation axis 321. One end of the key board 1 is provided with a group of shaft holes which are connected with the support connecting shafts 21 on the supports 2 corresponding to the same end, and the other end of the key board 1 can be pressed and rebound reset by rotating around the group of shaft holes. When the key sheet 1 presses and rebounds, the key sheet connecting rod 11 on the key sheet 1 can drive the rebound bracket connecting shaft 311 to move up and down, thereby realizing the rotary movement of the rebound bracket 31 and the rebound baffle 32 on the bracket 2.
In some embodiments, pressing the key sheet 1, the resilient bracket connecting shaft 311 drives the resilient bracket 31 to rotate, and the stop rib 322 and the resilient bracket 31 compress the resilient spring 33 until the resilient spring 33 is compressed to a minimum length to reach the yield point. When the rebound spring 33 is compressed to the yield point, the key board 1 is continuously pressed, the rebound spring 33 is stretched, the restoring force is output, the key board 1 is driven to move downwards, until the rebound spring 33 is stretched to the maximum limit position, and the key cap 4 presses the key 7 to complete the key function.
The manner in which the keypad movement is accomplished by the self-rebounding assembly and key cap to achieve a better pressing feel is described below by way of specific embodiments, as shown in fig. 6-8.
As shown in fig. 6, before the key board 1 is pressed, the key springs 5 are slightly compressed, the spring caps 4 are jacked up by the key springs 5, and the key board 1 is jacked up by the top of the spring caps to be in a reset state; pressing down the key sheet 1, the spring cap 4 moves down on the bracket 2, the key springs 5 are further compressed, and the force pressing down the key sheet 1 is larger and larger; by pressing the key sheet 1, the rebound bracket connecting shaft 311 at the left end of the rebound bracket 31 is driven to move downwards by the key sheet connecting rod 11, at this time, the rebound bracket 31 and the rebound baffle 32 rotate around the shaft hole on the bracket 2, the right end of the rebound bracket 31 moves upwards, the left end of the rebound baffle 32 is driven to move upwards as well, the rebound spring 33 is gradually compressed, when the key sheet moves downwards to the state shown in fig. 7, the rebound spring 33 is compressed to the minimum length state, the yield point of the spring compressed is reached, if the key sheet 1 is continuously pressed downwards, the rebound bracket connecting shaft 311 at the left end of the rebound bracket 31 continues to move downwards, the rebound bracket 31 and the rebound baffle 32 continue to rotate, the larger compression force of the rebound spring 33 is suddenly released, the left end of the rebound bracket 31 is driven to slide downwards rapidly until the rebound spring 33 is stretched to the maximum limit position, as shown in fig. 8, at this time, the right end of the rebound bracket 31 and the left end of the rebound baffle 32 are both moved to the highest point, and at the same time, the spring cap 4 is slid downwards to the lowest position, and the spring cap 4 presses the key 7 to trigger the key function.
In the process that the key board 1 is pressed down from the highest position to the lowest position, the pressing force of the key board 1 is gradually increased and suddenly reduced, a strong prompt sense is provided at the moment that the pressing force suddenly reduces, and then the key function is triggered in a short time, so that the problems that the force line of the key is increased and the pressing key has no prompt sense in the prior scheme are solved.
After the key board 1 is loosened, the key springs 5 provide elasticity to the spring caps 4 in the state of the maximum compression amount, the spring caps 4 drive the key board 1 to move upwards, the rebound assembly 3 is compressed to the maximum compression amount and suddenly released after the rebound spring 33 is compressed as in the pressing process, and the key board 1 can be restored to the reset state instantaneously.
From the keypad by the in-process of being pressed to the key function by pressing the trigger, from the in-process of being triggered to the keypad and kick-backing to reset position, from kick-backing subassembly and key spring interact, formed to press and have the suggestion to feel, press the power to increase to a certain extent back from kick-backing subassembly can help providing the pressing force to have the effect of pressing the suggestion, the key reset in-process can realize the quick kick-backing reset of keypad from the kick-backing subassembly, and two strokes have all formed better button feel and experience.
Finally, it should be noted that: in the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other.
The above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same; while the invention has been described in detail with reference to the preferred embodiments, those skilled in the art will appreciate that: modifications may be made to the specific embodiments of the present invention or equivalents may be substituted for part of the technical features thereof; without departing from the spirit of the invention, it is intended to cover the scope of the invention as claimed.
Claims (4)
1. A switch having a push prompt, comprising:
A bracket;
the key board is arranged on the bracket;
The bracket is fixed on the bottom shell and forms an accommodating space with the bottom shell;
The key assembly is arranged in the accommodating space;
The self-rebound assembly is arranged on the bracket and comprises a rebound bracket, a rebound baffle plate and a rebound spring, the rebound spring is compressed between the rebound bracket and the rebound baffle plate, one end of the rebound bracket is provided with a rebound bracket connecting shaft, the other end of the rebound bracket is provided with a V-shaped groove, the rebound bracket connecting shaft is connected with a key plate connecting rod on the key plate, the rebound bracket is arranged on the bracket through a rebound bracket rotating shaft, one end of the rebound baffle plate is provided with a rebound baffle plate rotating shaft, the rebound baffle plate is arranged on the bracket through the rebound baffle plate rotating shaft, the rebound baffle plate is also provided with two stop ribs, the rebound bracket rotates to drive the stop ribs to swing in the V-shaped groove by taking the rebound baffle plate rotating shaft as a center, the key plate is pressed, the rebound bracket connecting shaft moves downwards to drive the rebound bracket to rotate by taking the rebound bracket rotating shaft as a center, and the stop ribs compress the rebound spring until the rebound spring is compressed to the minimum length and reaches a yield point;
when the key board is pressed by the output pressing force to press the key assembly to complete the key function, the key board is also pressed by the self-rebound assembly at the same time, when the self-rebound assembly is compressed to the yield point, the key board is continuously pressed, and the self-rebound assembly outputs the restoring force to offset part of the pressing force.
2. The switch with press indication according to claim 1, wherein the key assembly comprises a key, a key spring and a spring cap, the key spring is sleeved on the key, and the spring cap is mounted on the bracket and corresponds to the key spring.
3. The switch with push cues according to claim 2, wherein the top of the spring cap is attached to the inner surface of the key board, pressing the key board drives the spring cap to compress the key spring, and the spring cap touches the key to perform the key function.
4. A switch with a press indication according to claim 2 or 3, wherein the key sheet is continuously pressed when the rebound spring is compressed to a yield point, the rebound spring returns to output the restoring force to drive the key sheet to move downwards until the rebound spring is extended to a maximum limit position, and a spring cap presses the key to complete a key function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111366780.8A CN113903610B (en) | 2021-11-18 | 2021-11-18 | Switch with press prompt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111366780.8A CN113903610B (en) | 2021-11-18 | 2021-11-18 | Switch with press prompt |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113903610A CN113903610A (en) | 2022-01-07 |
| CN113903610B true CN113903610B (en) | 2024-04-26 |
Family
ID=79194580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111366780.8A Active CN113903610B (en) | 2021-11-18 | 2021-11-18 | Switch with press prompt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113903610B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024007255A1 (en) * | 2022-07-07 | 2024-01-11 | 武汉领普科技有限公司 | Intelligent wall switch, wireless intelligent switch and switch mounting rack |
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| CN107026044A (en) * | 2017-06-05 | 2017-08-08 | 漳州聚安美电气科技有限公司 | A kind of lever micro limit switch |
| CN107039203A (en) * | 2017-06-05 | 2017-08-11 | 漳州聚安美电气科技有限公司 | A kind of switch cored structure for preventing from acting dead point |
| CN107845525A (en) * | 2017-12-04 | 2018-03-27 | 漳州聚安美电气科技有限公司 | With the microswitch for forcing separating mechanism |
| CN108496235A (en) * | 2015-12-18 | 2018-09-04 | 豪倍公司 | Ground fault circuit interrupter (GFCI) system and method |
| CN110233075A (en) * | 2019-06-10 | 2019-09-13 | 惠州冠泰电子有限公司 | Self-locking double loop key switch |
-
2021
- 2021-11-18 CN CN202111366780.8A patent/CN113903610B/en active Active
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2918544A (en) * | 1957-07-02 | 1959-12-22 | Cutler Hammer Inc | Snap switches |
| DE3513803A1 (en) * | 1985-04-17 | 1986-10-23 | Leopold Kostal GmbH & Co KG, 5880 Lüdenscheid | Electrical switch |
| CN1104366A (en) * | 1993-09-16 | 1995-06-28 | 金星阿尔卑斯电子株式会社 | Micro switch |
| DE29713168U1 (en) * | 1997-07-24 | 1998-11-19 | Klöckner-Moeller GmbH, 53115 Bonn | Emergency stop switchgear |
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| CN108496235A (en) * | 2015-12-18 | 2018-09-04 | 豪倍公司 | Ground fault circuit interrupter (GFCI) system and method |
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| CN107845525A (en) * | 2017-12-04 | 2018-03-27 | 漳州聚安美电气科技有限公司 | With the microswitch for forcing separating mechanism |
| CN110233075A (en) * | 2019-06-10 | 2019-09-13 | 惠州冠泰电子有限公司 | Self-locking double loop key switch |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113903610A (en) | 2022-01-07 |
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