CN203377141U - Novel elastomer button mechanism and medical instrument with same - Google Patents
Novel elastomer button mechanism and medical instrument with same Download PDFInfo
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- CN203377141U CN203377141U CN201320495162.8U CN201320495162U CN203377141U CN 203377141 U CN203377141 U CN 203377141U CN 201320495162 U CN201320495162 U CN 201320495162U CN 203377141 U CN203377141 U CN 203377141U
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- button
- elastomer
- button mechanism
- press button
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Abstract
The utility model relates to the field of the mechanical structure product, and in particular relates to a novel elastomer button mechanism and a medical instrument with the same. The elastomer button mechanism of the utility model mainly includes: a button shell, a switch assembly, and an elastomer button; the elastomer button is arranged between the button shell and the switch assembly; a mounting hole is arranged on the button shell; and a side wall of the elastomer button is in interference fit with an inner wall of the mounting hole. In the utility model, because the interference fit is designed between the button and the button shell, no gap between the button and the button shell exists, so that the outside liquid or small debris, dust cannot enter between the button and the button shell; in the utility model, the waterproof reinforcement is not needed; at the same time, the interference fit between the button and the button shell guarantees that the button be assembled precisely in place, and the positioning column does not need arranging additionally on the button; and accordingly in the utility model, the structure is relatively simple, and the cost of production and the product assembly time are reduced.
Description
Technical field
the utility model relates to the mechanical structure product scope, is specifically related to a kind of novel elastomer press button mechanism and has its Medical Instruments.
Background technology
along with social development, the elastomer button of making based on elastomeric material has been widely used in every field, and existing elastomer press-key structure as shown in Figure 1: formed by its button 1 ', shell 2 ', switch module 3 ', button 1 ' and shell 2 ' matched in clearance, wherein the gap between button 1 ' and shell 2 ' is X, the upper surface of button 1 ' is than shell 2 ' height, and the height that its button 1 ' protrudes is D.In this design, for the needs of waterproof, it need arrange waterproof rib 4 ' on button 1 '; Simultaneously, for the needs of locating, it also need arrange reference column 5 ' in the bottom of button 1 '.In the elastomer button at said structure, there is fit clearance X between this button 1 ' and shell 2 ', therefore, extraneous liquid or tiny foreign material, dust infiltrate interiors of products from this fit clearance X easily; Even button 1 ' is provided with waterproof rib 4 ', but extraneous liquid or tiny foreign material, dust still can remain in fit clearance, and it will pollute and be not easy to clean to product; Simultaneously, due to the waterproof rib 4 ' setting with reference column 5 ', make the overall structure of its button 1 ' relative complex that becomes, improved production cost and Product Assembly time.
Summary of the invention
for overcoming above-mentioned defect, the purpose of this utility model is to provide a kind of novel elastomer press button mechanism and has its Medical Instruments.
the purpose of this utility model is achieved through the following technical solutions:
a kind of novel elastomer press button mechanism of the utility model, comprise: key casing and switch module, described switch module comprises: mounting panel be arranged on the control switch on this mounting panel, also comprise: the elastomer button, described elastomer button is arranged between key casing and switch module, described key casing is provided with installing hole, the inwall interference fit of the sidewall of described elastomer button and this installing hole, the bottom of described elastomer button is provided with substrate, described substrate and this mounting panel fix, and the lower surface of its upper end and key casing joins, described elastomer button and this mounting panel surround a cavity, described control switch is arranged in this cavity, the top of described elastomer button is provided with the key body, this key body is relative with the position of control switch, described key body protrudes to this cavity, and it is connected with the side wall upper part of elastomer button by the resilience wall.
further, the upper surface of described elastomer button is lower than the upper surface of key casing.
as a kind of improvement, described substrate is provided with air discharge duct, and described air discharge duct accesses in described cavity after running through substrate.
as another kind, improve, described mounting panel is provided with steam vent, and described steam vent is connected with described cavity.
further, described elastomer button is comprised of silica gel or rubber.
further, also be provided with outwardly fixture on the outer surface of the sidewall of described elastomer button, described fixture matches with installing hole.
a kind of Medical Instruments with novel elastomer press button mechanism of the utility model, comprise: the Medical Instruments body, and elastomer press button mechanism as above, the key casing of described elastomer press button mechanism is arranged on the shell of Medical Instruments body, and the mounting panel of elastomer press button mechanism is arranged on the Medical Instruments body.
further, the quantity of described elastomer press button mechanism is more than one.
owing to adopting the design of interference fit between the button in the utility model and shell, it makes between button and shell and does not have any gap, extraneous liquid or tiny foreign material, dust can not enter between button and shell, make the utility model not need to arrange waterproof rib; Simultaneously by the interference fit between button and shell, guarantee that the button accurate assembly puts in place, need to be on the button not extra reference column that arranges, make relative simple of structure of the present utility model, reduced production cost and Product Assembly time.
The accompanying drawing explanation
for ease of explanation, the utility model is described in detail by following preferred embodiment and accompanying drawing.
the sectional structure chart that Fig. 1 is existing elastomer press button mechanism;
the overall structure schematic diagram that Fig. 2 is elastomer press button mechanism of the present utility model;
the sectional structure chart of the embodiment that Fig. 3 is elastomer press button mechanism of the present utility model;
the partial enlarged drawing of the embodiment that Fig. 4 is elastomer press button mechanism of the present utility model;
another partial enlarged drawing of the embodiment that Fig. 5 is elastomer press button mechanism of the present utility model;
the sectional structure chart of another embodiment that Fig. 6 is elastomer press button mechanism of the present utility model;
the overall structure schematic diagram that Fig. 7 is Medical Instruments of the present utility model.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further described.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
Refer to Fig. 2 to Fig. 6, a kind of novel elastomer press button mechanism of the utility model, comprise: key casing 1 and switch module 3, described switch module 3 comprises: mounting panel 302 be arranged on the control switch 301 on this mounting panel 302, also comprise: elastomer button 2, described elastomer button 2 is arranged between key casing 1 and switch module 3, described key casing 1 is provided with installing hole, the inwall interference fit of the sidewall of described elastomer button 2 and this installing hole, utilize self elasticity of elastomer button 2 to make to realize good sealing between elastomer button 2 and key casing 1, the bottom of described elastomer button 2 is provided with substrate 205, described substrate 205 fixes with this mounting panel 302, and the lower surface of its upper end and key casing 1 joins, it is to playing cushioning effect between mounting panel 302 and key casing 1, described elastomer button 2 surrounds a cavity with this mounting panel 302, described control switch 301 is arranged in this cavity, the top of described elastomer button 2 is provided with key body 203, this key body 203 is located at the top of control switch 301, and have appropriate spacing between itself and control switch 301, this spacing forms the impulse stroke of elastomer button 2, described key body 203 protrudes to this cavity, and it is connected with the side wall upper part of elastomer button 2 by resilience wall 202.When External Force Acting, during in the upper surface of elastomer button 2, strains occur in resilience wall 202, and key body 203 is stressed to be depressed on the control switch 301 of switch module 3, makes control switch 301 actions; Resilience wall 202 automatic homings after external force is eliminated, make the upper surface of elastomer button 2 and key body 203 get back to initial position.Due to the interference fit between elastomer button 2 and key casing 1, make extraneous liquid, foreign material, dust etc. can't enter into interiors of products, realize the function of waterproof and dustproof.Simultaneously its make elastomer button 2 can accurate assembly on key casing 1, without the structure such as reference column additionally is set, do not have the bad phenomenon such as fit clearance is inhomogeneous.
further, the upper surface of described elastomer button 2 is lower than the upper surface of key casing 1.The upper surface of elastomer button 2 is lower than the upper surface of key casing 1, make only under correct operation, apply active force when the button center, elastomer button 2 just can move, therefore can prevent the utility model in transportation, use in because collision produces misoperation, guarantee that product work is reliable.
as a kind of improvement, described substrate 205 is provided with air discharge duct 206, and described air discharge duct 206 runs through in the described cavity of the rear access of substrate 205; When it guarantees 2 work of elastomer button, cavity is consistent with external pressure, avoids tired gas.
as another kind, improve, described mounting panel 302 is provided with steam vent 204, and described steam vent 204 is connected with described cavity; When it guarantees 2 work of elastomer button, cavity is consistent with external pressure, avoids tired gas.
further, described elastomer button 2 is comprised of silica gel or rubber.
further, also be provided with outwardly fixture 201 on the outer surface of the sidewall of described elastomer button 2, described fixture 201 matches with installing hole; This fixture 201 can be coordinated with substrate 205, and elastomer button 2 cards are established and are fixed on installing hole, avoids elastomer button 2 to get loose because of stressed.Simultaneously, in the utility model, also can directly substrate 205 and the lower surface of key casing 1 be adhesively fixed.
please refer to Fig. 7, a kind of Medical Instruments with novel elastomer press button mechanism of the utility model, comprise: Medical Instruments body 4, and elastomer press button mechanism as above, the key casing of described elastomer press button mechanism is arranged on the shell 401 of Medical Instruments body, can adopt the design of integrated design or independent moulding between the shell 401 of this Medical Instruments body and key casing; And the mounting panel of elastomer press button mechanism is arranged on the Medical Instruments body.
further, the quantity of described elastomer press button mechanism is more than one.
below take blood gas analyzer as example is further explained the utility model, be specially:
the foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection range of the present utility model.
Claims (8)
1. a novel elastomer press button mechanism, comprise: key casing and switch module, described switch module comprises: mounting panel be arranged on the control switch on this mounting panel, it is characterized in that, also comprise: the elastomer button, described elastomer button is arranged between key casing and switch module, described key casing is provided with installing hole, the inwall interference fit of the sidewall of described elastomer button and this installing hole, the bottom of described elastomer button is provided with substrate, described substrate and this mounting panel fix, and the lower surface of its upper end and key casing joins, described elastomer button and this mounting panel surround a cavity, described control switch is arranged in this cavity, the top of described elastomer button is provided with the key body, this key body is relative with the position of control switch, described key body protrudes to this cavity, and it is connected with the side wall upper part of elastomer button by the resilience wall.
2. novel elastomer press button mechanism according to claim 1, is characterized in that, the upper surface of described elastomer button is lower than the upper surface of key casing.
3. novel elastomer press button mechanism according to claim 2, is characterized in that, described substrate is provided with air discharge duct, and described air discharge duct accesses in described cavity after running through substrate.
4. novel elastomer press button mechanism according to claim 2, is characterized in that, described mounting panel is provided with steam vent, and described steam vent is connected with described cavity.
5. according to the described novel elastomer press button mechanism of claim 3 or 4, it is characterized in that, described elastomer button is comprised of silica gel or rubber.
6. novel elastomer press button mechanism according to claim 5, is characterized in that, also is provided with outwardly fixture on the outer surface of the sidewall of described elastomer button, and described fixture matches with installing hole.
7. the Medical Instruments with novel elastomer press button mechanism, it is characterized in that, comprise: the Medical Instruments body, and elastomer press button mechanism as described as claim 1 to 6 any one, the key casing of described elastomer press button mechanism is arranged on the shell of Medical Instruments body, and the mounting panel of elastomer press button mechanism is arranged on the Medical Instruments body.
8. the Medical Instruments with novel elastomer press button mechanism according to claim 7, is characterized in that, the quantity of described elastomer press button mechanism is more than one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320495162.8U CN203377141U (en) | 2013-08-14 | 2013-08-14 | Novel elastomer button mechanism and medical instrument with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320495162.8U CN203377141U (en) | 2013-08-14 | 2013-08-14 | Novel elastomer button mechanism and medical instrument with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203377141U true CN203377141U (en) | 2014-01-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320495162.8U Expired - Lifetime CN203377141U (en) | 2013-08-14 | 2013-08-14 | Novel elastomer button mechanism and medical instrument with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203377141U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105140067A (en) * | 2015-08-26 | 2015-12-09 | 桂林电子科技大学 | Automatic-guiding elastic silica-gel key |
| CN106062911A (en) * | 2014-07-26 | 2016-10-26 | 深圳市宝尔爱迪科技有限公司 | Waterproof key structure and waterproof mobile phone utilizing same |
| WO2017045164A1 (en) * | 2015-09-16 | 2017-03-23 | 尚平 | Button structure of switch and electronic whistle |
| CN112933589A (en) * | 2021-04-20 | 2021-06-11 | 协创数据技术股份有限公司 | Game paddle limit key structure |
-
2013
- 2013-08-14 CN CN201320495162.8U patent/CN203377141U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106062911A (en) * | 2014-07-26 | 2016-10-26 | 深圳市宝尔爱迪科技有限公司 | Waterproof key structure and waterproof mobile phone utilizing same |
| CN105140067A (en) * | 2015-08-26 | 2015-12-09 | 桂林电子科技大学 | Automatic-guiding elastic silica-gel key |
| WO2017045164A1 (en) * | 2015-09-16 | 2017-03-23 | 尚平 | Button structure of switch and electronic whistle |
| CN112933589A (en) * | 2021-04-20 | 2021-06-11 | 协创数据技术股份有限公司 | Game paddle limit key structure |
| CN112933589B (en) * | 2021-04-20 | 2024-05-03 | 协创数据技术股份有限公司 | Game paddle limit key structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140101 |
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| CX01 | Expiry of patent term |