CN112105184A - Waterproof medical hand controller convenient to assemble - Google Patents
Waterproof medical hand controller convenient to assemble Download PDFInfo
- Publication number
- CN112105184A CN112105184A CN202010794386.3A CN202010794386A CN112105184A CN 112105184 A CN112105184 A CN 112105184A CN 202010794386 A CN202010794386 A CN 202010794386A CN 112105184 A CN112105184 A CN 112105184A
- Authority
- CN
- China
- Prior art keywords
- waterproof
- silica gel
- hand controller
- medical hand
- stud
- 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.)
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Links
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 49
- 239000000741 silica gel Substances 0.000 claims abstract description 49
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 49
- 229920001296 polysiloxane Polymers 0.000 claims description 10
- 210000003205 muscle Anatomy 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
- 238000007789 sealing Methods 0.000 description 7
- 238000003825 pressing Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000000670 limiting effect Effects 0.000 description 2
- 238000004078 waterproofing Methods 0.000 description 2
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/06—Hermetically-sealed casings
- H05K5/061—Hermetically-sealed casings sealed by a gasket held between a removable cover and a body, e.g. O-ring, packing
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Push-Button Switches (AREA)
Abstract
The invention discloses a waterproof medical hand controller convenient to assemble, which belongs to the technical field of medical hand controllers and comprises a lower shell, an upper shell and a circuit board arranged in the lower shell, wherein the upper shell is provided with key holes for keys to penetrate out, the medical hand controller also comprises a silica gel key pad, at least one key is arranged on the silica gel key pad, the silica gel key pad is positioned between the upper shell and the circuit board, an outer ring of the silica gel key pad protrudes upwards from the upper shell to form a flanging, one side of the upper shell, which faces the silica gel key pad, is provided with a waterproof convex rib, and the flanging is extruded between the waterproof convex rib and the inner side wall of the lower shell in the lateral direction. The invention has the advantages that the assembly is relatively convenient on the premise of ensuring better waterproof effect.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to a waterproof medical hand controller convenient to assemble, and belongs to the technical field of medical hand controllers.
[ background of the invention ]
At present, more and more medical systems begin to use medical hand controllers which are different from common hand controllers, and due to the fact that the medical hand controllers have high sterilization requirements, the medical hand controllers often need to be cleaned, sterilized and disinfected, and need to have good waterproof effects, and the medical hand controllers are generally measured by IPX6 waterproof performance in the industry.
In order to realize water resistance of the IPX6, a sealing groove structure is generally designed on the periphery of the shell to add a sealing strip, or the sealing strip is glued on a joint surface needing sealing to realize water resistance. The disadvantages of such a design: no matter the sealing strip is installed or the glue is applied, one more process is added in the assembly, the time is consumed, and the overall assembly efficiency is seriously influenced.
[ summary of the invention ]
The technical problem to be solved by the invention is to overcome the defects of the prior art and provide a waterproof medical hand controller which is convenient to assemble, and the waterproof medical hand controller is relatively convenient to assemble on the premise of ensuring a better waterproof effect.
The technical scheme adopted by the invention is as follows:
the utility model provides a convenient waterproof medical hand controller of equipment, includes casing, last casing and establishes at the internal circuit board of inferior valve down, upward be equipped with the key hole that supplies the button to wear out on the casing, medical hand controller still includes the silica gel keypad, be equipped with at least one on the silica gel keypad the button, silica gel keypad are located between last casing and the circuit board, the outer lane of silica gel keypad is the protruding flanging that is formed with of casing up, it is equipped with waterproof protruding muscle towards silica gel keypad one side to go up the casing, the flanging is extruded between the inside wall of waterproof protruding muscle and lower casing at the side direction.
The invention has the following beneficial effects:
the invention relates to a medical hand controller with keys, wherein an elastic silica gel key pad is arranged in the medical hand controller and can be used for elastic reset, the silica gel key pad is improved by utilizing the silica gel key pad inherent in the medical hand controller, an outward flange is arranged on the outer ring of the silica gel key pad, a waterproof convex rib is correspondingly arranged on one side of an upper shell facing the silica gel key pad, the outward flange is extruded between the waterproof convex rib and the inner side wall of a lower shell in the lateral direction in the assembled state, and the silica gel key pad has certain elastic tension and good waterproof performance, so that a waterproof layer is formed by the outward flange, the gap between the upper shell and the lower shell can be sealed and waterproof, the water is prevented from contacting a circuit board, a sealing ring is not required to be additionally arranged, and the assembly is more convenient, and the number of parts and cost are also saved.
Meanwhile, the upper shell, the lower shell and the flanging are extruded and fixed, so that the outer ring positioning effect of the silica gel key pad is realized by fixing the upper shell and the lower shell, and the position positioning of the silica gel key pad is more stable. The improvement of the invention not only ensures the waterproof effect, but also realizes the simplification of the assembly process, and simultaneously has the function of increasing the positioning effect on the existing parts.
Preferably, a waterproof groove is formed in the inner concave surface of the upper surface of the silica gel key pad, the outer flanging forms the side wall of the waterproof groove, and the waterproof convex rib is clamped in the waterproof groove.
Preferably, the waterproof convex rib and the bottom wall of the waterproof groove form interference fit; and/or the waterproof convex rib and two side walls of the waterproof groove form interference fit.
Preferably, the side groove is an arc-shaped groove, and the outer side surface of the outward flange is an arc-shaped surface.
Preferably, the upper shell extends towards the silica gel key pad to form an upper stud, the silica gel key pad is provided with a stud step, and the stud step is extruded between the upper stud and the lower shell.
Preferably, the lower housing includes a lower stud extending toward the upper housing, the stud step being compressed between the lower stud and the upper stud.
Preferably, the inner side wall surface of the lower shell is provided with a first step, and the outer ring of the silica gel key pad is pressed on the first step.
Preferably, a second step is arranged on the inner side wall surface of the lower shell, and the outer ring of the upper shell is positioned and pressed on the second step.
Preferably, the upper housing is a panel, and a top outer ring surface of the panel is lower than a top surface of the lower housing.
Preferably, the upper shell is provided with a key area, the key area is internally provided with a plurality of key holes, and the waterproof convex rib is arranged on the outer ring of the key area.
These features and advantages of the present invention will be disclosed in more detail in the following detailed description and the accompanying drawings.
[ description of the drawings ]
The invention is further described below with reference to the accompanying drawings:
fig. 1 is an overall schematic view of a medical hand controller according to an embodiment of the present invention;
FIG. 2 is an exploded view of a medical hand controller according to an embodiment of the present invention;
FIG. 3 is a schematic top view of a medical hand controller according to an embodiment of the present invention;
FIG. 4 is a schematic cross-sectional view taken along line A-A of FIG. 3;
fig. 5 is an enlarged schematic view of B in fig. 4.
[ detailed description ] embodiments
The technical solutions of the embodiments of the present invention are explained and illustrated below with reference to the drawings of the embodiments of the present invention, but the following embodiments are only preferred embodiments of the present invention, and not all embodiments. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative effort belong to the protection scope of the present invention.
In the following description, the terms such as "inner", "outer", "upper", "lower", "left", "right", etc., which indicate orientations or positional relationships, are used to indicate orientations or positional relationships based on the drawings, and are only used for convenience in describing embodiments and for simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present invention.
The first embodiment is as follows:
as shown in fig. 1 to 5, what this embodiment demonstrates is a waterproof medical hand controller, including casing 2 down, go up casing 1 and establish circuit board 3 in casing 2 down, going up and being equipped with the key hole 11 that supplies the button to wear out on casing 1, being equipped with the couple 21 that is used for hanging the dress down on casing 2, in this embodiment medical hand controller still includes silica gel button pad 4, be equipped with at least one on the silica gel button pad 4 the button 41, silica gel button pad 4 are located between casing 1 and the circuit board 3, the outer lane of silica gel button pad 4 casing 1 arch up is formed with flanging 42, it is equipped with waterproof protruding muscle 12 towards silica gel button pad 4 one side to go up casing 1, flanging 42 is extruded between waterproof protruding muscle 12 and casing 2's the inside wall down in the side direction. As to the schematic view of the pressing of the burring 42, it can be seen from fig. 5 that the waterproof bead 12 is located on the left side in fig. 5, a part of the inner sidewall 201 of the lower case 2 is located on the right side, and the burring 42 is pressed laterally in the middle.
The embodiment utilizes the inherent silica gel keypad 4 in the medical hand controller, improves the silica gel keypad 4, sets up the flanging 42 at the outer lane of the silica gel keypad 4, and simultaneously at last casing 1 towards the corresponding waterproof protruding rib 12 that is equipped with of silica gel keypad 4 one side, under the state is accomplished in the equipment, the flanging 42 is extruded between waterproof protruding rib 12 and the inside wall of lower casing 2 in the side direction, because the silica gel keypad 4 itself just possesses certain elastic tension, also possesses fine waterproof simultaneously, so be equivalent to this flanging 42 has formed a waterproof layer, the water that permeates in the gap between upper casing 1 and lower casing 2 just is blockked in the top of flanging 42, can not enter into the silica gel keypad 4 below, just can not contact the circuit board 3 of silica gel keypad 4 below yet. Therefore, the sealing ring does not need to be additionally installed, the assembly is more convenient, and the number and cost of parts are saved.
Meanwhile, the upper shell 1, the lower shell 2 and the flanging 42 are extruded and fixed, so that the outer ring positioning effect on the silica gel key pad 4 is realized by fixing the upper shell 1 and the lower shell 2, and the position positioning of the silica gel key pad 4 is more stable. The improvement of the invention not only ensures the waterproof effect, but also realizes the simplification of the assembly process, and simultaneously has the function of increasing the positioning effect on the existing parts.
In addition, in the present embodiment, the keys 41 on the silicone keypad 4 are directly exposed on the surface as keys, and in other embodiments, a key cap may be additionally disposed to cover the silicone keypad 4.
In this embodiment, the upper case 1 is provided with a key area, the key area is provided with a plurality of key holes 11, and the waterproof ribs 12 are provided on an outer ring of the key area. The waterproof ribs 12 can be equivalent to waterproof ribs for waterproofing the keys in the whole key area. In this embodiment, there is only one key area, but in other embodiments, a plurality of independent key areas may be designed, and the waterproof rib 12 may be surrounded outside one of the key areas, or may be surrounded outside a plurality of key areas at the same time.
In order to enable the positioning effect between the waterproof convex rib 12 and the silica gel key pad 4 to be better, a waterproof groove 43 is formed in the inner concave surface of the upper surface of the silica gel key pad 4, the outer flanging 42 forms the side wall of the waterproof groove 43, and the waterproof convex rib 12 is clamped in the waterproof groove 43. During assembly, the waterproof ribs 12 can be clamped in the waterproof grooves 43, and the outward flanges 42 just form the side walls of the waterproof grooves 43, so that the outward flanges 42 can be extruded just when the waterproof ribs 12 are clamped in the waterproof grooves 43.
In order to further increase the waterproof effect, the waterproof rib 12 and the bottom wall of the waterproof groove 43 form an interference fit in this embodiment, and fig. 5 is also taken as an example, that is, the bottom surface of the waterproof rib 12 and the bottom wall of the waterproof groove 43 are extruded to form an interference, so that water above the silica gel key pad 4 cannot pass through the waterproof groove 43.
It should be noted that, for the purpose of waterproofing the waterproof groove 43, the waterproof rib 12 is not limited to be in interference fit with the bottom wall of the waterproof groove 43, and the waterproof rib 12 may also be in interference fit with two side walls of the waterproof groove 43. Or, all three surfaces of the waterproof rib 12 may be in interference fit with the waterproof groove 43.
In order to provide the cuff 42 with better elastic pressing ability, the outer side surface of the cuff 42 is an arc-shaped convex surface 421. When the flanging 42 is extruded, the arc convex surface 421 can be elastically deformed, so that the magnitude of interference between the inner side wall of the lower shell 2 is increased, and the waterproof effect is improved.
In addition, because this embodiment is the medical manual control ware of button, is equipped with button hole 11 on the last casing 1, so when wasing, water also can enter into in last casing 1 through button hole 11, and water can deposit on silica gel button pad 4 after entering button hole 11, and generally need carry out fastening connection through fasteners such as screw between last casing 1 and the lower casing 2, and these needs of screw pass silica gel button pad 4, and this makes also have the corresponding perforation of design on the silica gel button pad 4. If the position of the perforation is not well waterproofed, water is easily applied to the circuit board 3.
In order to solve the technical problem, the upper shell 1 extends an upper stud 13 towards the silicone keypad 4, the silicone keypad 4 is provided with a stud step 44, and the stud step 44 is squeezed between the upper stud 13 and the lower shell 2. As can be seen from fig. 5, when moisture flows down from the key hole 11, since the stud step 44 is pressed between the upper stud 13 and the lower case 2, the moisture cannot directly contact the circuit board 3, but is deposited in the upper stud 13, or on the surface of the lower case 2.
In order to prevent water entering the surface of the lower shell 2 from flowing to other parts, the lower shell 2 of the present embodiment includes a lower stud 22 extending toward the upper shell 1, and the stud step 44 is pressed between the lower stud 22 and the upper stud 13. With this design, water flowing from the key hole 11 will accumulate in the lower stud 22 and the upper stud 13, and will not enter the circuit board 3 from the stud step 44.
After the design, in this embodiment, moisture can be blocked by the silica gel key pad 4 no matter from the gap between the upper casing 1 and the lower casing 2 or from the key hole 11, that is, from the periphery or the middle, so as to avoid directly contacting the circuit board 3.
In order to make the silicone keymat 4 more stably pressed, in the present embodiment, a first step 23 is provided on the inner side wall surface of the lower case 2, and the bottom of the outer ring of the silicone keymat 4 is pressed on the first step 23. In addition, in order to ensure that the upper housing 1 does not excessively press the silicone key pad 4 when being mounted with the lower housing 2 by pressing, in this embodiment, a second step 24 is provided on the inner side wall surface of the lower housing 2, and the outer ring of the upper housing 1 is fixed on the second step 24 by pressing. In this way, the first step 23 has a limiting effect on the vertical direction of the upper housing 1, without causing it to be pressed further.
In order to improve the grip feeling of the hand controller, the upper housing 1 in this embodiment is a panel, and the top outer ring surface of the panel is lower than the top surface of the lower housing 2. After the design like this, be equivalent to the panel wholly embedded in casing 2 down, whole medical treatment hand controller can not produce the seam in the side part, can seem more whole, has also reduced the probability of intaking when wasing from the side simultaneously.
In other embodiments, the structure of the upper case 1 is not limited to the panel, but may be a shell-like structure similar to the structure of the lower case, or may include both the shell-like structure and the panel.
While the invention has been described with reference to specific embodiments thereof, it will be understood by those skilled in the art that the invention is not limited thereto, and may be embodied in many different forms without departing from the spirit and scope of the invention as set forth in the following claims. Any modification which does not depart from the functional and structural principles of the present invention is intended to be included within the scope of the claims.
Claims (10)
1. The utility model provides a convenient waterproof medical hand controller of equipment, includes casing, last casing and establishes at the internal circuit board of inferior valve down, upward be equipped with the key hole that supplies the button to wear out on the casing, its characterized in that, medical hand controller still includes the silica gel button pad, be equipped with at least one on the silica gel button pad the button, silica gel button pad are located between last casing and the circuit board, the outer lane of silica gel button pad is the casing arch up and is formed with the flanging, it is equipped with waterproof protruding muscle towards silica gel button pad one side to go up the casing, the flanging is extruded between the inside wall of waterproof protruding muscle and lower casing in the side direction.
2. The waterproof medical hand controller convenient to assemble according to claim 1, wherein the upper surface of the silica gel key pad is concavely formed with a waterproof groove, the outward flange forms a side wall of the waterproof groove, and the waterproof convex rib is clamped in the waterproof groove.
3. The waterproof medical hand controller convenient to assemble according to claim 2, wherein the waterproof convex rib forms an interference fit with the bottom wall of the waterproof groove; and/or the waterproof convex rib and two side walls of the waterproof groove form interference fit.
4. The waterproof medical hand controller convenient to assemble according to claim 1, wherein the outer side surface of the outward flange is an arc convex surface.
5. The waterproof medical hand controller convenient to assemble according to claim 1, wherein the upper shell extends with an upper stud towards the silicone key pad, the silicone key pad is provided with a stud step, and the stud step is squeezed between the upper stud and the lower shell.
6. The waterproof medical hand controller convenient to assemble of claim 5, wherein the lower housing comprises a lower stud extending towards the upper housing, and the stud step is squeezed between the lower stud and the upper stud.
7. The waterproof medical hand controller convenient to assemble according to claim 1, wherein a first step is provided on an inner side wall surface of the lower housing, and the outer ring of the silicone key pad is press-fitted on the first step.
8. The waterproof medical hand controller convenient to assemble according to claim 7, wherein the inner side wall surface of the lower housing is provided with a second step, and the outer ring of the upper housing is fixed to be pressed on the first step.
9. The waterproof medical hand controller convenient to assemble according to claim 1, wherein the upper housing is a panel, and a top outer ring surface of the panel is lower than a top surface of the lower housing.
10. The waterproof medical hand controller convenient to assemble according to claim 1, wherein the upper housing is provided with a key area, a plurality of key holes are formed in the key area, and the waterproof ribs are arranged on the outer ring of the key area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010794386.3A CN112105184A (en) | 2020-08-10 | 2020-08-10 | Waterproof medical hand controller convenient to assemble |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010794386.3A CN112105184A (en) | 2020-08-10 | 2020-08-10 | Waterproof medical hand controller convenient to assemble |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112105184A true CN112105184A (en) | 2020-12-18 |
Family
ID=73752788
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010794386.3A Pending CN112105184A (en) | 2020-08-10 | 2020-08-10 | Waterproof medical hand controller convenient to assemble |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112105184A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202016107304U1 (en) * | 2016-12-02 | 2018-03-07 | Hörmann KG Antriebstechnik | Water-protected hand transmitter |
| CN207149459U (en) * | 2017-09-12 | 2018-03-27 | 西安Tcl软件开发有限公司 | Electronic equipment with silica gel push-button |
| CN110416012A (en) * | 2019-07-25 | 2019-11-05 | 江西联创宏声电子股份有限公司 | Key water-proof structure and electronic equipment |
| CN212305903U (en) * | 2020-08-10 | 2021-01-05 | 浙江捷昌线性驱动科技股份有限公司 | Waterproof medical hand controller convenient to assemble |
-
2020
- 2020-08-10 CN CN202010794386.3A patent/CN112105184A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202016107304U1 (en) * | 2016-12-02 | 2018-03-07 | Hörmann KG Antriebstechnik | Water-protected hand transmitter |
| CN207149459U (en) * | 2017-09-12 | 2018-03-27 | 西安Tcl软件开发有限公司 | Electronic equipment with silica gel push-button |
| CN110416012A (en) * | 2019-07-25 | 2019-11-05 | 江西联创宏声电子股份有限公司 | Key water-proof structure and electronic equipment |
| CN212305903U (en) * | 2020-08-10 | 2021-01-05 | 浙江捷昌线性驱动科技股份有限公司 | Waterproof medical hand controller convenient to assemble |
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