CN213071055U - Knob structure, coding assembly and ultrasonic equipment - Google Patents
Knob structure, coding assembly and ultrasonic equipment Download PDFInfo
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- CN213071055U CN213071055U CN202021693077.9U CN202021693077U CN213071055U CN 213071055 U CN213071055 U CN 213071055U CN 202021693077 U CN202021693077 U CN 202021693077U CN 213071055 U CN213071055 U CN 213071055U
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- key
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- rotator
- knob structure
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Abstract
The utility model relates to a knob structure, coding subassembly and ultrasonic equipment, knob structure, include: a rotator and a key; the key is rotationally connected in the mounting hole of the rotating body, and the limiting protrusion is clamped in the limiting groove, so that the key moves up and down to be limited by the limiting protrusion. The button is installed in the mounting hole that the rotator was equipped with, matches through the spacing arch on annular spacing groove on the button and the rotator, realizes the spacing of the independent rotation of the two and vertical direction to avoid the button to drop from the rotator, the bottom of button still is equipped with vertical guide part and carries out guide positioning in vertical direction to the button, prevents button and rotator synchronous rotation. This application adopts button, rotator relative rotation and carries out spacing and the technological means of direction to the button, has overcome the button and can't keep the technical problem who does not rotate independently of the rotator, has reached rotator, button independent utility and the button can not follow the technical effect that the rotator drops.
Description
Technical Field
The utility model relates to a knob field especially relates to knob structure, coding subassembly and ultrasonic equipment.
Background
At present, the coding knob of ultrasonic equipment in the market basically adopts the knob structure with the handle key, the coding knob has the functions of selection and coding, the key is generally provided with a laser set mark, the key of the knob structure with the handle key and the rotating body adopt a fixed combination mode, when the coding knob is used, the key cannot be kept to be non-rotating independently of the rotating body, and after the key and the knob rotate synchronously, the mark on the key can also deflect along with the use, so that an operator cannot quickly identify the corresponding coding knob. The keys and the knob are fixedly combined, so that the whole coding knob is thicker, the installation space of the portable ultrasonic equipment is limited, and the thicker coding knob is not beneficial to being arranged on a panel of the ultrasonic equipment.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides a technical problem that will solve provides a knob structure, coding subassembly and ultrasonic equipment to solve the button and can't be independent of the technical problem that the rotator keeps not rotating.
In order to solve the technical problem, an embodiment of the utility model provides a knob structure is provided, include: the rotating body is provided with a mounting hole and a limiting bulge arranged on the inner wall of the mounting hole; the key is provided with an annular limiting groove and a vertical guide part extending to the bottom of the mounting hole; the key is rotationally connected in the mounting hole of the rotating body, and the limiting protrusion is clamped in the limiting groove, so that the key moves up and down to be limited by the limiting protrusion.
Furthermore, the key is also provided with a top column extending towards the bottom of the mounting hole.
Further, the knob structure further comprises an elastic piece; the elastic piece is fixed at the lower end of the key, and the bottom of the elastic piece is provided with a jacking bulge; the jacking bulge is positioned at the lower end of the jacking column.
Further, the elastic piece is a silica gel piece.
Further, the elastic part is provided with a clamping groove; and the vertical guide part of the key is elastically clamped with the clamping groove.
Furthermore, the elastic piece is provided with a stop hole positioned at the upper end of the top pressing bulge; the top pillar extends into the stopping hole.
Furthermore, the surface of the rotating body is provided with anti-slip ribs.
Correspondingly, the embodiment of the utility model provides a still provide a coding subassembly, including the encoder, the point contact switch, and knob subassembly; the knob component adopts the knob structure; the encoder comprises a fixed part and a rotating part sleeved on the periphery of the fixed part; the fixing part is provided with a key hole for penetrating through the abutting part and a guide groove positioned on the inner wall of the key hole; the rotating part is provided with a clamping groove; the key is provided with a touch part for triggering the point touch switch; the rotating body is provided with a clamping bulge; the clamping bulge is fixedly clamped with the clamping groove; and the vertical guide part of the key is connected with the guide groove in a sliding manner in the vertical direction.
Further, the elastic component is independent structure, it is equipped with the protruding elastic component that upwards extends of roof pressure, the elastic component is fixed in the below of button, provide the elastic restoring force for the button through the elastic component, when the button pushes down, trigger the point switch through the protruding trigger point of roof pressure, the mounting hole that the rotator was equipped with is installed to the button, cooperate through the annular spacing groove on the button and the spacing arch on the rotator, realize the independent rotation of the two and spacing of vertical direction, therefore, the elastic component can not install in the point switch, in the space between the encoder, and can not influence the operation of rotator and button. Therefore, this application adopts the opposite mounting means with just adorning integral type silica gel elastic component, has overcome the space and has been too little to install the technical problem of silica gel elastic component, has reached when ultrasonic equipment knob is more, does not influence the technological effect of silica gel elastic component installation.
Further, the rotating part is provided with a driving groove; the rotating body is provided with a driving protrusion inserted into the driving groove; the rotating body drives the rotating part to rotate through the driving protrusion.
Correspondingly, the embodiment of the utility model provides an ultrasonic equipment is still provided, ultrasonic equipment adopts above-mentioned coding subassembly; the ultrasonic equipment also comprises a PCB board for mounting the encoder and the point contact switch.
The embodiment of the utility model provides a through providing a knob structure, the button is installed in the mounting hole that the rotator was equipped with, and the spacing arch on annular spacing groove and the rotator through the button on cooperatees, realizes the spacing of the two independent rotation and vertical direction to avoid the button to drop from the rotator, the bottom of button still is equipped with vertical guide part in order to carry out the guiding orientation to the button in vertical direction, prevents button and rotator synchronous rotation. This application adopts button, rotator relative rotation and carries out spacing and the technological means of direction to the button, has overcome the button and can't keep the technical problem who does not rotate independently of the rotator, has reached rotator, button independent utility and the button can not follow the technical effect that the rotator drops.
The embodiment of the utility model provides a through providing a coding subassembly, the encoder sets up in knob subassembly's below, has reduced whole rotating assembly's height, and consequently, coding subassembly has solved the thicker technical problem of coding subassembly through the technological means who adopts foretell knob structure, has reached the technological effect who reduces coding subassembly height.
The embodiment of the utility model provides a through providing an ultrasonic equipment, through the technical means who adopts foretell coding subassembly, the button of having solved ultrasonic equipment can't keep not rotating and the thicker technical problem of coding subassembly independently of the rotator, has reached and has reduced the coding subassembly height and not influenced operating personnel discernment sign's technological effect.
The invention is further described with reference to the accompanying drawings and specific embodiments.
Drawings
Fig. 1 is a sectional view of the knob structure of the present invention;
FIG. 2 is a cross-sectional view of the embodiment of FIG. 1 with the key assembled with the resilient member;
FIG. 3 is an exploded view of the coding assembly of the present invention;
fig. 4 is a cross-sectional view of the coding assembly of the present invention.
Description of the reference numerals
1 mounting hole of rotator 11
12 limiting protrusions and 13 clamping protrusions
14 drive protruding 2 button
21 top post 22 guide
23 limiting groove 3 elastic part
31 abutting pressing projection 32 clamping groove
33 stop hole 4 coder
41 fixed part 411 key hole
412 guide groove 42 turning part
421 clamping grooves 422 driving grooves
5-point contact switch 20 coding assembly
Detailed Description
In order to more fully understand the technical content of the present invention, the technical solution of the present invention will be further described and illustrated with reference to the schematic drawings, but not limited thereto.
In the embodiment of the present invention, if there is directional indication (such as upper, lower, left, right, front, and rear … …) only for explaining the relative position relationship between the components and the motion situation under a certain posture (as shown in the drawing), if the certain posture is changed, the directional indication is changed accordingly.
In addition, the descriptions of the first, second, etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.
As shown in fig. 1, the knob structure includes: the rotary body 1, the key 2 and the elastic element 3.
Preferably, the rotating body 1 is provided with a mounting hole 11 and a limit protrusion 12 provided on an inner wall of the mounting hole 11.
Preferably, the key 2 is further provided with a top pillar 21 extending toward the bottom of the mounting hole 11, and a vertical guide 22 extending toward the bottom of the mounting hole 11. The elastic element 3 is fixed at the lower end of the key 2, and the bottom of the elastic element 3 is provided with a jacking protrusion 31, and the jacking protrusion 31 is positioned at the lower end of the jacking column 21. When the push button 2 is pressed, the top pillar 21 presses the top pressing protrusion 31 downward.
Preferably, the elastic member 3 is provided with a clamping groove 32 (please refer to fig. 3), the vertical guide part 22 of the key 2 is elastically clamped with the clamping groove 32, and the vertical guide part 22 is connected with the clamping groove 32 in an interference fit manner.
Preferably, the elastic member 3 is provided with a stop hole 33 at the upper end of the pressing projection 31, and the top pillar 21 extends into the stop hole 33.
Preferably, the surface of the rotating body 1 is provided with anti-slip ribs, so that the comfort level during operation can be increased.
Preferably, the elastic part 3 is a silica gel part, the wall thickness of the silica gel part is 0.2-0.5mm, and when the key 2 is pressed, the elastic part 3 can increase the hand feeling of the key 2, so that the key 2 has more elastic force.
As shown in fig. 2, the key 2 is provided with an annular limiting groove 23, the key 2 is rotatably connected in the mounting hole 11 of the rotating body 1 (please refer to fig. 1), and the limiting protrusion 12 is clamped in the limiting groove 23, so that the key 2 moves up and down and is limited by the limiting protrusion 12. Therefore, when the rotating body 1 rotates, the limiting protrusion 12 rotates around the key 2 in the limiting groove 23, and when the key 2 is pressed, the inner wall of the limiting groove 23 can limit the key 2 in the vertical direction. The upper surface of the key 2 is laser provided with corresponding operation mark symbols.
The utility model provides a knob structure, button 2 is installed in the mounting hole 11 that rotator 1 was equipped with, cooperate through annular spacing groove 23 on the button 2 and spacing arch 12 on the rotator 1, realize the spacing of the independent rotation of the two and vertical direction, in order to avoid button 2 to drop from rotator 1, the bottom of button 2 still is equipped with vertical guide part 22 in order to carry out guiding orientation to button 2 in vertical direction, prevent button 2 and rotator 1 synchronous rotation. This application adopts button 2, the technical means that rotator 1 can rotate relatively and carry out spacing and direction to button 2, has overcome button 2 and can't be independent of the technical problem that rotator 1 kept non-rotation, has reached rotator 1, the independent use of button 2 and button 2 can not follow the technical effect that rotator 1 drops.
As shown in fig. 3, an encoder assembly includes an encoder 4, a touch switch 5, and a knob assembly. The knob assembly adopts the knob structure.
Preferably, the encoder 4 includes a fixing portion 41 and a rotating portion 42 sleeved on the outer periphery of the fixing portion 41. The fixing portion 41 is provided with a key hole 411 for passing through the abutting portion, and a guide groove 412 located on an inner wall of the key hole 411. The rotating portion 42 is provided with a catching groove 421, and the vertical guide portion 22 of the key 2 is slidably coupled to the guide groove 412 in the vertical direction. The rotator 1 is provided with a clamping protrusion 13, and the clamping protrusion 13 is clamped and fixed with the clamping groove 421. And the sliding fit of the guide groove 412 and the vertical guide part 22 can limit the key 2 to prevent the key 2 from rotating together with the rotating body 1.
Preferably, the rotating part 42 is provided with a driving groove 422, the rotating body 1 is provided with a driving protrusion 14 inserted into the driving groove 422, and the rotating body 1 drives the rotating part 42 to rotate by the driving protrusion 14.
As shown in fig. 4, the key 2 is provided with a contact part for triggering the point contact switch 5, the contact part is a top pressing protrusion 31 of the elastic member 3 in the knob structure, a pre-tightening pressure exists between the contact part and the point contact switch 5, but the pre-tightening pressure is not enough to trigger the point contact switch 5, the pressure between the contact part and the point contact switch 5 after the key 2 is pressed is increased to trigger the point contact switch 5, the design enables the key 2 to implement the function of triggering the point contact switch 5 in a smaller stroke, and compared with the traditional structure with a handle, the thickness of the knob structure is reduced. If the elastic member 3 is weakened by the long time of use, the top pillar 21 of the key 2 presses the pressing protrusion 31 to trigger the point contact switch 5.
In one embodiment, when the lower end of the key is not provided with the elastic member, the abutting portion of the coding assembly is a top pillar of the key.
The coding assembly that this application provided, the encoder setting has reduced whole rotating assembly's height in knob subassembly's below, consequently, coding assembly has solved the thicker technical problem of coding assembly through the technological means who adopts foretell knob structure, has reached the technological effect who reduces coding assembly height.
The application also discloses ultrasonic equipment, which adopts the coding assembly, and the ultrasonic equipment further comprises a PCB board for mounting the coder 4 and the point contact switch 5.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A knob structure, comprising:
the rotating body is provided with a mounting hole and a limiting bulge arranged on the inner wall of the mounting hole;
the key is provided with an annular limiting groove and a vertical guide part extending to the bottom of the mounting hole;
the key is rotationally connected in the mounting hole of the rotating body, and the limiting protrusion is clamped in the limiting groove, so that the key moves up and down to be limited by the limiting protrusion.
2. The knob structure according to claim 1, wherein the push button is further provided with a top post extending toward the bottom of the mounting hole.
3. The knob structure according to claim 2, wherein the knob structure further comprises an elastic member; the elastic piece is fixed at the lower end of the key, and the bottom of the elastic piece is provided with a jacking bulge; the jacking bulge is positioned at the lower end of the jacking column.
4. The knob structure according to claim 3, wherein said elastic member is a silicone member.
5. The knob structure according to claim 3, wherein the elastic member is provided with a chucking groove; and the vertical guide part of the key is elastically clamped with the clamping groove.
6. The knob structure according to claim 3, wherein the elastic member is provided with a stopper hole at an upper end of the pressing projection; the top pillar extends into the stopping hole.
7. The knob structure according to claim 1, wherein the surface of the rotating body is provided with anti-slip ribs.
8. A coding assembly is characterized by comprising an encoder, a point contact switch and a knob assembly; the knob assembly adopts the knob structure of any one of claims 1 to 7; the encoder comprises a fixed part and a rotating part sleeved on the periphery of the fixed part; the fixing part is provided with a key hole for penetrating through the abutting part and a guide groove positioned on the inner wall of the key hole; the rotating part is provided with a clamping groove; the key is provided with a touch part for triggering the point touch switch; the rotating body is provided with a clamping bulge; the clamping bulge is fixedly clamped with the clamping groove; and the vertical guide part of the key is connected with the guide groove in a sliding manner in the vertical direction.
9. The encoder assembly of claim 8 wherein the rotating portion is provided with a drive slot; the rotating body is provided with a driving protrusion inserted into the driving groove; the rotating body drives the rotating part to rotate through the driving protrusion.
10. An ultrasound device, characterized in that the ultrasound device employs the encoding assembly of claim 8; the ultrasonic equipment also comprises a PCB board for mounting the encoder and the point contact switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021693077.9U CN213071055U (en) | 2020-08-13 | 2020-08-13 | Knob structure, coding assembly and ultrasonic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021693077.9U CN213071055U (en) | 2020-08-13 | 2020-08-13 | Knob structure, coding assembly and ultrasonic equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213071055U true CN213071055U (en) | 2021-04-27 |
Family
ID=75582596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021693077.9U Active CN213071055U (en) | 2020-08-13 | 2020-08-13 | Knob structure, coding assembly and ultrasonic equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213071055U (en) |
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2020
- 2020-08-13 CN CN202021693077.9U patent/CN213071055U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 518100 baguang area service center 103, No. 2 BaiShaWan Road, baguang community, kuizong street, Dapeng new area, Shenzhen, Guangdong Patentee after: Shenzhen Lanying Medical Technology Co.,Ltd. Address before: 518000 1st floor, building B, jingchengda Industrial Park, Keji 4th Road, Langxin community, Shiyan street, Bao'an District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN LANYUN MEDICAL IMAGE CO.,LTD. |
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| CP03 | Change of name, title or address |