CN219575447U - Balance frame mechanism for increasing resilience force - Google Patents
Balance frame mechanism for increasing resilience force Download PDFInfo
- Publication number
- CN219575447U CN219575447U CN202320193508.2U CN202320193508U CN219575447U CN 219575447 U CN219575447 U CN 219575447U CN 202320193508 U CN202320193508 U CN 202320193508U CN 219575447 U CN219575447 U CN 219575447U
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- China
- Prior art keywords
- balance
- rod
- increasing
- resilience force
- utility
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- 230000007246 mechanism Effects 0.000 title claims abstract description 22
- 230000009471 action Effects 0.000 claims abstract description 17
- 230000006835 compression Effects 0.000 claims abstract description 11
- 238000007906 compression Methods 0.000 claims abstract description 11
- 238000003780 insertion Methods 0.000 claims description 12
- 230000037431 insertion Effects 0.000 claims description 12
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 5
- 230000005489 elastic deformation Effects 0.000 description 10
- 230000006872 improvement Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/02—Input arrangements using manually operated switches, e.g. using keyboards or dials
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- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Springs (AREA)
- Telephone Set Structure (AREA)
Abstract
The utility model discloses a balance frame mechanism for increasing resilience force, which comprises a first balance rod, a second balance rod and an elastic piece connected between the first balance rod and the second balance rod, wherein a compression rod acting on the elastic piece is arranged between the first balance rod and the second balance rod. The balance frame mechanism for increasing the resilience force disclosed by the utility model can obtain larger resilience force, the balance rod moves upwards and resets rapidly and accurately under the action of the larger resilience force, the resetting accuracy is improved, the stability of the whole pressing process is improved, the pressing hand feeling is improved, and the user experience is improved.
Description
Technical Field
The utility model relates to the field of key switches, in particular to a balancing stand mechanism for increasing resilience force.
Background
In the existing key switch, in order to improve the pressing balance, a balance frame mechanism is generally added inside the key switch, so that the key switch can be stably moved downwards when being pressed at any position of a key cap, and the pressing balance is improved.
The utility model relates to a balancing stand assembly capable of increasing pressing hand feeling, which is disclosed in patent number 202121092767.3, and mainly comprises a first balancing rod, a second balancing rod and a tension spring connected between the first balancing rod and the second balancing rod, wherein when the first balancing rod and the second balancing rod are pressed downwards to swing downwards, the tension spring is stretched to generate elastic deformation, and when the pressing of the first balancing rod and the second balancing rod is released, the first balancing rod and the second balancing rod move upwards to reset under the action of the elastic restoring force of the tension spring, namely the tension spring provides resilience force for resetting of the balancing stand mechanism.
However, due to the structural design, the deformation amount of the tension spring is smaller, and the obtained elastic restoring force is smaller, so that the restoring speed of the first balance rod and the second balance rod can be slower, the pressing hand feeling is influenced to a certain extent, and the user experience is influenced.
Disclosure of Invention
Aiming at the defects, the utility model aims to provide the balance frame mechanism for increasing the resilience force, which can obtain larger resilience force, quickly and accurately move upwards to reset the balance rod under the action of the larger resilience force, improve the accuracy of resetting, improve the stability of the whole pressing process, simultaneously improve the pressing hand feeling and improve the user experience.
The technical scheme adopted by the utility model for achieving the purpose is as follows:
a balancing stand mechanism for increasing resilience force comprises a first balancing rod, a second balancing rod and an elastic piece connected between the first balancing rod and the second balancing rod, and is characterized in that a compression rod acting on the elastic piece is arranged between the first balancing rod and the second balancing rod.
As a further improvement of the present utility model, a downward convex action portion is formed on the lower end surface of the pressing lever, and the downward convex action portion is in contact with the elastic member.
As a further improvement of the present utility model, the pressing rod is depressed to form the downward convex action portion.
As a further improvement of the utility model, the downward convex action part is positioned in the middle of the compression bar and acts on the middle of the elastic piece.
As a further improvement of the utility model, the downward convex action part is arc-shaped.
As a further development of the utility model, the pressure lever is located directly above the elastic element.
As a further improvement of the utility model, a first socket is formed on the first balance bar, and a second socket is formed on the second balance bar; a first insertion block inserted into the first insertion opening is formed at one end of the pressing rod, and a second insertion block inserted into the second insertion opening is formed at the other end of the pressing rod.
As a further improvement of the present utility model, a connection hole is formed on each of the first balance bar and the second balance bar, and one end of the elastic member is connected to the connection hole of the first balance bar and the other end is connected to the connection hole of the second balance bar.
As a further improvement of the utility model, the elastic member is a tension spring.
As a further improvement of the utility model, the utility model further comprises a base, and the first balance bar and the second balance bar are movably connected to the base.
The beneficial effects of the utility model are as follows: through add the depression bar structure that has special structural design for the elastic component of balancing stand mechanism for when first balancing pole and second balancing pole are pressed down to the lower swing, the elastic component has horizontal and vertical elastic deformation simultaneously, and elastic deformation volume obviously increases, then when releasing the pressure to first balancing pole and second balancing pole, the elastic component can provide great resilience force, and first balancing pole and second balancing pole are quick accurate the upward movement reset under the great resilience force effect of elastic component, improve the degree of accuracy that resets, improved the stability of whole pressing process, improved simultaneously and pressed the feel, promote user experience.
The foregoing is a summary of the utility model and is further defined by the following detailed description of the utility model when read in conjunction with the accompanying drawings.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a side view of the elastic member and the compression bar disposed on the first balance bar and the second balance bar according to the present utility model;
FIG. 3 is an exploded view of the present utility model;
FIG. 4 is a cross-sectional view of the gimbal mechanism of the present utility model in an initial unpressed state;
FIG. 5 is a cross-sectional view of the gimbal mechanism of the present utility model in a depressed state;
fig. 6 is a schematic structural view of the first balance bar and the second balance bar mounted on the keycap according to the present utility model.
Detailed Description
In order to further describe the technical means and effects adopted by the present utility model for achieving the intended purpose, the following detailed description of the specific embodiments of the present utility model is given with reference to the accompanying drawings and preferred embodiments.
Referring to fig. 1 and 2, an embodiment of the utility model provides a balancing stand mechanism for increasing resilience force, which comprises a first balancing rod 1, a second balancing rod 2, and an elastic member 3 connected between the first balancing rod 1 and the second balancing rod 2, wherein a compression rod 4 acting on the elastic member 3 is disposed between the first balancing rod 1 and the second balancing rod 2.
By adding the structure of the compression bar 4 acting on the elastic piece 3, when the first balance bar 1 and the second balance bar 2 are pressed down to swing down, the elastic piece 3 is transversely stretched to generate transverse elastic deformation, meanwhile, the downward acting force is applied to the elastic piece 3 along with the downward moving compression bar 4, so that the elastic piece 3 is longitudinally stretched to generate longitudinal elastic deformation, and therefore, the elastic piece 3 has transverse and longitudinal elastic deformation at the same time, and the elastic deformation amount is obviously increased, as shown in fig. 5; when the pressing of the first balance bar 1 and the second balance bar 2 is released, the acting force exerted by the pressing bar 4 on the elastic member 3 also disappears, at this time, the elastic member 3 can provide a larger resilience force, and the first balance bar 1 and the second balance bar 2 quickly and accurately move upwards and reset under the action of the larger resilience force of the elastic member 3, as shown in fig. 4.
From this, combine together by elastic component 3 and depression bar 4, for the reduction of first balancing pole 1 and second balancing pole 2 provides great resilience force, can accelerate the speed of reduction of first balancing pole 1 and second balancing pole 2 to improve the degree of accuracy that resets, improved the stability of whole pressing process, improved simultaneously and pressed the feel, promoted user experience.
As shown in fig. 1 and 2, in the present embodiment, a downward convex acting portion 41 is formed on the lower end surface of the pressing rod 4, and specifically, the downward convex acting portion 41 is arc-shaped, and the downward convex acting portion 41 contacts the elastic member 3. Specifically, the pressing rod 4 is recessed to form the downward protruding portion 41. The downward convex action part 41 on the lower end surface of the compression bar 4 is structurally designed to directly act on the elastic piece 3, so that the accuracy of action on the elastic piece 3 is improved, the elastic piece 3 can be stretched longitudinally to generate longitudinal elastic deformation, the elastic deformation amount is increased, and the resilience force is increased.
In order to make the elastic member 3 elastically deformed in the longitudinal direction better, the downward convex action portion 41 in this embodiment is located in the middle of the compression bar 4 and acts on the middle of the elastic member 3. Therefore, the elastic piece 3 is elastically deformed downwards in the middle part, so that the elastic deformation quantity can be increased, and the resilience force can be increased.
In this embodiment, in order that the downward convex acting portion 41 of the pressing lever 4 moves downward to be directly acted on the elastic member 3, the pressing lever 4 is located directly above the elastic member 3, as shown in fig. 2.
In this embodiment, as shown in fig. 3, a first socket 11 is formed on the first balance bar 1, and a second socket 21 is formed on the second balance bar 2; a first insertion block 42 is formed at one end of the pressing rod 4 to be inserted into the first insertion hole 11, and a second insertion block 43 is formed at the other end of the pressing rod 4 to be inserted into the second insertion hole 21. The first plug block 42 is inserted into the first socket 11, the second plug block 43 is inserted into the second socket 21, and the pressure lever 4 is connected between the first balance lever 1 and the second balance lever 2, so that the pressure lever 4 can move up and down along with the up and down swinging of the first balance lever 1 and the second balance lever 2.
In this embodiment, as shown in fig. 3, a connection hole (12, 22) is formed on each of the first balance bar 1 and the second balance bar 2, and one end of the elastic member 3 is connected to the connection hole 12 of the first balance bar 1, and the other end is connected to the connection hole 22 of the second balance bar 2. Specifically, the elastic member 3 is a tension spring 3'. Because one end of the tension spring 3 'is connected with the connecting hole 12, and the other end is connected with the connecting hole 22, when the first balance bar 1 and the second balance bar 2 are pressed downwards, the tension spring 3' is stretched to generate deformation; when the pressing of the first balance bar 1 and the second balance bar 2 is released, the first balance bar 1 and the second balance bar 2 can move upwards to reset under the action of the elastic restoring force of the tension spring 3'.
In this embodiment, the balancing stand mechanism further includes a base 5, and the first balancing pole 1 and the second balancing pole 2 are movably connected to the base 5.
In order to facilitate the pressing of the first balance bar 1 and the second balance bar 2, a key cap 6 is generally mounted on the balance frame mechanism, as shown in fig. 4 to 6. As shown in fig. 6, two ends of the first balance bar 1 and two ends of the second balance bar 2 are respectively provided with a sliding block (10, 20), four corners of the lower end surface of the key cap 6 are respectively provided with a sliding groove 60 into which the sliding blocks (10, 20) are embedded, and the sliding blocks (10, 20) adaptively slide in the sliding grooves 60 in the process of swinging the first balance bar 1 and the second balance bar 2 up and down. Due to the balance swing action of the first balance bar 1 and the second balance bar 2, the key cap 6 can be stably moved down regardless of any position on the key cap 6.
The specific structure of the first balance bar 1 and the second balance bar 2, the connection manner between the two, and the connection manner between the two and the base 5 are all in the prior art, and refer to patent No. 202121092767.3, and the patent name is an utility model patent of a "balance frame assembly for increasing pressing hand feeling", which is not described herein again.
The foregoing is merely a preferred embodiment of the present utility model, and the technical scope of the present utility model is not limited to the above embodiments, so that other structures using the same or similar technical features as those of the above embodiments of the present utility model are all within the scope of the present utility model.
Claims (7)
1. A balance frame mechanism for increasing resilience force comprises a first balance rod, a second balance rod and an elastic piece connected between the first balance rod and the second balance rod, and is characterized in that a compression rod acting on the elastic piece is arranged between the first balance rod and the second balance rod; a downward convex action part is formed on the lower end surface of the pressure rod and is contacted with the elastic piece; the pressing rod is concave downwards to form the downward convex action part; the compression bar is located right above the elastic piece.
2. The spring force increasing balance frame mechanism of claim 1, wherein said downward convex action portion is located in the middle of the pressing lever and acts on the middle of the elastic member.
3. The spring back increasing gimbal mechanism of claim 1, wherein the downwardly convex reaction portion is arcuate.
4. The spring back increasing gimbal mechanism of claim 1, wherein a first socket is formed on the first gimbal and a second socket is formed on the second gimbal; a first insertion block inserted into the first insertion opening is formed at one end of the pressing rod, and a second insertion block inserted into the second insertion opening is formed at the other end of the pressing rod.
5. The balance frame mechanism for increasing resilience of claim 1, wherein a connection hole is formed in each of the first and second balance bars, and one end of the elastic member is connected to the connection hole of the first balance bar and the other end is connected to the connection hole of the second balance bar.
6. The spring force increasing balance frame mechanism of any one of claims 1 to 5, wherein said elastic member is a tension spring.
7. The spring force increasing gimbal mechanism of any one of claims 1 to 5, further comprising a base, wherein the first and second gimbal are movably coupled to the base.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320193508.2U CN219575447U (en) | 2023-02-09 | 2023-02-09 | Balance frame mechanism for increasing resilience force |
| TW113201236U TWM657487U (en) | 2023-02-09 | 2024-02-01 | Balance frame mechanism that increases resilience |
| PCT/CN2024/075205 WO2024164924A1 (en) | 2023-02-09 | 2024-02-01 | Balance frame mechanism for increasing resilience force |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320193508.2U CN219575447U (en) | 2023-02-09 | 2023-02-09 | Balance frame mechanism for increasing resilience force |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219575447U true CN219575447U (en) | 2023-08-22 |
Family
ID=87669649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320193508.2U Active CN219575447U (en) | 2023-02-09 | 2023-02-09 | Balance frame mechanism for increasing resilience force |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN219575447U (en) |
| TW (1) | TWM657487U (en) |
| WO (1) | WO2024164924A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024164924A1 (en) * | 2023-02-09 | 2024-08-15 | 东莞市凯华电子有限公司 | Balance frame mechanism for increasing resilience force |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2514408Y (en) * | 2001-07-26 | 2002-10-02 | 英群企业股份有限公司 | Key switch |
| US6815627B2 (en) * | 2002-10-17 | 2004-11-09 | Lite-On Technology Corporation | Keyswitch structure for computer keyboard |
| CN215731436U (en) * | 2021-05-20 | 2022-02-01 | 东莞市凯华电子有限公司 | Balance frame assembly for increasing pressing hand feeling |
| CN219575447U (en) * | 2023-02-09 | 2023-08-22 | 东莞市凯华电子有限公司 | Balance frame mechanism for increasing resilience force |
-
2023
- 2023-02-09 CN CN202320193508.2U patent/CN219575447U/en active Active
-
2024
- 2024-02-01 WO PCT/CN2024/075205 patent/WO2024164924A1/en unknown
- 2024-02-01 TW TW113201236U patent/TWM657487U/en unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024164924A1 (en) * | 2023-02-09 | 2024-08-15 | 东莞市凯华电子有限公司 | Balance frame mechanism for increasing resilience force |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2024164924A1 (en) | 2024-08-15 |
| TWM657487U (en) | 2024-07-01 |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |