Control knob mechanism for optometry head

Abstract

The utility model discloses a control knob mechanism for an optometry head, which relates to the technical field of optometry heads and comprises an upper shell provided with a through hole; the supporting plate is detachably connected to the bottom end of the upper shell; the rotary encoder is arranged at the upper end of the supporting plate, so that the top end of the rotary encoder penetrates through the through hole and is located on the outer side of the upper shell; the plurality of luminous sources are arranged on the supporting plate, and each luminous source is arranged opposite to the through hole; the control knob is connected with the top end of the rotary encoder, a light guide seat is arranged at the bottom of the control knob, and the bottom end of the light guide seat penetrates through the through hole to be located between the luminous source and the control knob; the lower shell is detachably connected with the upper shell; and the control module is electrically connected with the luminous source and the rotary encoder. According to the control knob mechanism for the optometry head, the technical problem that an existing knob cannot meet the user experience is solved, necessary illumination is provided, and the visual effect of the control knob mechanism is enhanced.

Description

TECHNICAL FIELD

[0001] The utility model relates to optometry head technical field, especially a kind of control knob mechanism for optometry head. BACKGROUND

[0002] As an important part of ophthalmic medical equipment, optometry head plays an important role in visual examination, ametropia correction and fundus observation. With the continuous progress of medical technology, the design and function of optometry head are constantly improving to meet the growing demand for ophthalmic medical treatment.

[0003] The control knob mechanism of the common optometry head control keyboard on the market usually uses ordinary knobs without decorative effect. These knobs have no unique highlights in appearance and texture, and are mostly simple cylindrical or conical in design, and the function of the optometry head is adjusted by rotating. Although these knobs can meet the basic needs in function, there are still many shortcomings in user experience and appearance.

[0004] Therefore, how to provide a control knob mechanism for optometry head to improve the texture of the control knob, improve the operation experience and enhance the appearance is a technical problem that needs to be solved by technicians in the field at present. CONTENT OF THE UTILITY MODEL

[0005] The utility model aims to provide a control knob mechanism for optometry head, which solves the technical problem that the existing knobs cannot meet the user experience.

[0006] To achieve the above-mentioned purpose, the utility model provides a control knob mechanism for optometry head, which comprises:

[0007] An upper shell is provided with a through hole;

[0008] A support plate is detachably connected to the bottom end of the upper shell;

[0009] A rotary encoder is arranged at the upper end of the support plate, so that the top end of the rotary encoder is located outside the upper shell through the through hole;

[0010] A plurality of light sources are arranged on the support plate, and each light source is arranged opposite to the through hole;

[0011] A control knob is connected to the top end of the rotary encoder, and the bottom of the control knob is provided with a light guide seat, and the bottom end of the light guide seat passes through the through hole to be located between the light source and the control knob;

[0012] A lower shell is detachably connected to the upper shell;

[0013] A control module is electrically connected to the light source and the rotary encoder.

[0014] Preferably, the top end of the light guide base is provided with an annular clamping block, the bottom end of the control knob is provided with an annular clamping groove matched with the annular clamping block, and the annular clamping block and the annular clamping groove are connected in an interference fit.

[0015] Preferably, the bottom end of the upper shell is provided with a first mounting hole, the support plate is provided with a first connecting hole, and the support plate is connected with the upper shell through cooperation of the first connecting piece, the first mounting hole and the first connecting hole.

[0016] Preferably, the first connecting piece is a screw, and the first mounting hole is a threaded hole.

[0017] Preferably, the lower end edge of the upper shell is provided with a clamping groove, and the upper end edge of the lower shell is provided with a clamping block matched with the clamping groove.

[0018] Preferably, the bottom end of the upper shell is provided with a second mounting hole, the bottom end of the lower shell is provided with a second connecting hole, and the lower shell is connected with the upper shell through cooperation of the second connecting piece, the second mounting hole and the second connecting hole.

[0019] Preferably, the second connecting piece is a screw, and the second mounting hole is a threaded hole.

[0020] Preferably, the number of the light emitting sources is four.

[0021] Preferably, the top end of the rotary encoder is provided as a square column, and the control knob is provided with a square hole matched with the square column.

[0022] With respect to the above background technology, the control knob mechanism for the optometry head provided by the present application has the following beneficial effects: a plurality of light emitting sources are arranged on the support plate, each light emitting source is arranged opposite to the through hole, and is used for providing illumination and visual effect; the bottom of the control knob is provided with a light guide base, and is located between the light emitting source and the control knob, and is used for guiding the light of the light emitting source to the control knob, forming a decorative bright ring, enhancing the visual effect, and greatly improving the texture of the control knob.

[0023] Therefore, the control knob mechanism for the optometry head provided by the present application has the following beneficial effects: the arrangement of the light emitting source and the light guide base not only provides necessary illumination, but also enhances the visual effect of the control knob mechanism, has unique texture and strong aesthetics, and improves user experience. BRIEF DESCRIPTION OF DRAWINGS

[0024] In order to make the technical personnel in the technical field better understand the technical scheme of the present application, the present application will be further described in detail below in conjunction with the drawings and specific embodiments.

[0025] Figure 1 The control knob installation schematic view provided by the embodiment of the present application;

[0026] Figure 2 The Figure 1 enlarged schematic view of the sectional view.

[0027] Among them:

[0028] 1 - upper shell, 2 - support plate, 3 - rotary encoder, 4 - light source, 5 - control knob, 6 - light guide seat, 7 - lower shell, 8 - annular clamping block, 9 - annular clamping groove, 10 - first connecting piece, 11 - clamping block, 12 - second connecting piece. DETAILED DESCRIPTION

[0029] The technical scheme in the embodiments of the present application will be described clearly and completely below in conjunction with the drawings of the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by the ordinary skilled in the art without creative labor fall within the scope of protection of the present application.

[0030] In order to make the technical personnel in the technical field better understand the technical scheme of the present application, the present application will be further described in detail below in conjunction with the drawings and specific embodiments.

[0031] Referring to Figures 1-2 , the control knob mechanism for the optometry head provided by the present application comprises an upper shell 1 provided with a through hole; a support plate 2 which is detachably connected to the bottom end of the upper shell 1;

[0032] A rotary encoder 3 is arranged at the upper end of the support plate 2, so that the top end of the rotary encoder 3 is located outside the upper shell 1 through the through hole; a plurality of light sources 4 are arranged on the support plate 2, and each light source 4 is arranged opposite to the through hole; a control knob 5 is connected to the top end of the rotary encoder 3, and the bottom of the control knob 5 is provided with a light guide seat 6, the bottom end of the light guide seat 6 passes through the through hole to be located between the light source 4 and the control knob 5, so that the light guide seat 6 does not abut against the upper end face of the upper shell 1; a lower shell 7 is detachably connected to the upper shell 1; a control module is electrically connected with the light source 4 and the rotary encoder 3.

[0033] Specifically, the rotary encoder 3 is arranged at the upper end of the support plate 2, the top end of which passes through the through hole and is located outside the upper shell 1, for receiving the rotation operation of the user and converting it into an electrical signal,

[0034] A plurality of light sources 4 are arranged on the support plate 2, each of which is arranged opposite to the through hole, for providing illumination and visual effects, the control knob 5 is connected to the top end of the rotary encoder, the user performs rotation operation through the control knob 5, the bottom of the control knob 5 is provided with a light guide seat 6, which is located between the light source 4 and the control knob 5, for guiding the light of the light source 4 to the control knob 5, forming a decorative bright ring, enhancing the visual effect, and greatly improving the texture of the control knob 5, the lower shell 7 is detachably connected with the upper shell 1, together constituting the protective shell of the control knob mechanism.

[0035] The control module is electrically connected with the light source 4 and the rotary encoder 3, for receiving the electrical signal of the rotary encoder 3 and controlling the switching and brightness of the light source 4.

[0036] Therefore, the control knob mechanism for the optometry head provided by the present application not only provides necessary illumination, but also enhances the visual effect of the control knob mechanism, has unique texture and strong aesthetics, and improves the user experience.

[0037] On the basis of the above embodiment, the top end of the light guide seat 6 is provided with an annular clamping block 8, and the bottom end of the control knob 5 is provided with an annular clamping groove 9 matched with the annular clamping block 8, the annular clamping block 8 and the annular clamping groove 9 are connected in interference fit, that is, the annular clamping block 8 is arranged at the top end of the light guide seat 6, and the bottom end of the control knob 5 is provided with the annular clamping groove 9 matched with the annular clamping block 8, the annular clamping block 8 and the annular clamping groove 9 are connected in interference fit, the interference fit connection method does not need to use screws and other additional connecting parts, thereby avoiding the problem of light blocking or scattering caused by screw connection, and ensuring the continuity and integrity of the light guiding effect.

[0038] On the basis of the above embodiment, the bottom end of the upper shell 1 is provided with a first mounting hole, and the support plate 2 is provided with a first connecting hole, the support plate 2 is connected with the upper shell 1 through the cooperation of the first connecting part 10, the first mounting hole and the first connecting hole, the first connecting part 10 is a screw, and the first mounting hole is a threaded hole, that is, the first connecting part 10 passes through the first connecting hole of the support plate 2 and is screwed into the first mounting hole (threaded hole) of the upper shell 1, thereby realizing the stable connection of the upper shell 1 and the support plate 2.

[0039] On the basis of the above embodiment, the lower end edge of the upper shell 1 is provided with a clamping groove, and the upper end edge of the lower shell 7 is provided with a clamping block 11 matched with the clamping groove, that is, by aligning the clamping block 11 of the lower shell 7 with the clamping groove of the upper shell 1, and then pressing gently, the clamping block 11 is clamped into the clamping groove, realizing the quick connection of the upper shell 1 and the lower shell 7.

[0040] On the basis of the above embodiment, the bottom end of the upper shell 1 is provided with a second mounting hole, and the bottom end of the lower shell 7 is provided with a second connecting hole, and the lower shell 7 is connected with the upper shell 1 through the cooperation of the second connecting piece 12 and the second mounting hole and the second connecting hole; the second connecting piece 12 is a screw, and the second mounting hole is a threaded hole, that is, in addition to the clamping connection of the upper shell 1 and the lower shell 7, another stable connection of the upper shell 1 and the lower shell 7 can be realized by inserting the second connecting piece 12 through the second connecting hole of the lower shell 7 into the second mounting hole (threaded hole) of the upper shell 1, providing an additional connection option and increasing the stability and reliability of the whole control knob mechanism.

[0041] On the basis of the above embodiment, the number of light sources 4 is 4, that is, the 4 light sources 4 can more evenly illuminate the control knob mechanism and the surrounding area, avoiding the situation that the light is too concentrated or dim and uneven, and improving the visual effect and user experience.

[0042] On the basis of the above embodiment, the top end of the rotary encoder 3 is provided as a hexagonal prism or a square column, and the bottom end of the control knob 5 is provided with a regular hexagonal hole or a square hole matched with the hexagonal prism\square column, that is, the hexagonal prism top end of the rotary encoder 3 and the regular hexagonal hole of the control knob 5 form a close cooperation relationship, which not only ensures the stability of the connection between the rotary encoder 3 and the control knob 5, but also avoids the loosening or falling off that may occur during use.

[0043] Specific installation steps are as follows:

[0044] S1, first install the light source 4 and the rotary encoder 3 on the support plate 2;

[0045] S2, then install the support plate 2 on the upper shell 1;

[0046] S3, first install the light guide seat 6 at the bottom of the control knob 5, and then connect the control knob 5 with the rotary encoder 3;

[0047] S4, finally connect the lower shell 7 with the upper shell 1.

[0048] It should be noted that in the present specification, relational terms such as first and second are used only to distinguish one entity from another, and do not necessarily require or imply any such actual relationship or order between the entities.

[0049] The principles and implementation modes of the present application are described herein by using specific examples. The above examples are only used to help understand the method of the present application and its core idea. It should be pointed out that, for ordinary skilled persons in the technical field, without departing from the principles of the present application, the present application can be improved and modified in several ways, and these improvements and modifications also fall within the protection scope of the present application.

Claims

1. A control knob mechanism for an optometry head, characterized in that The utility model relates to a kind of rotary encoder, including: Upper shell (1) is provided with through-hole; Support plate (2) is detachably connected to the bottom end of the upper shell (1); Rotary encoder (3) is arranged at the upper end of the support plate (2), so that the top end of the rotary encoder (3) is located outside the upper shell (1) through the through-hole; Light source (4), a plurality of light sources (4) are arranged on the support plate (2), each light source (4) is arranged opposite to the through-hole; Control knob (5) is connected with the top end of the rotary encoder (3), and the bottom of the control knob (5) is provided with light guide seat (6), and the bottom end of the light guide seat (6) passes through the through-hole to be located between the light source (4) and the control knob (5); Lower shell (7) is detachably connected with the upper shell (1); Control module is electrically connected with the light source (4) and the rotary encoder (3).

2. A control knob mechanism for an optometry head according to claim 1, characterized in that The top end of the light guide seat (6) is provided with annular clamping block (8), and the bottom end of the control knob (5) is provided with annular clamping groove (9) matched with the annular clamping block (8), and the annular clamping block (8) and the annular clamping groove (9) are connected in interference fit.

3. A control knob mechanism for an optometry head according to claim 2, wherein The bottom end of the upper shell (1) is provided with first mounting hole, and the support plate (2) is provided with first connecting hole, and the support plate (2) is connected with the upper shell (1) by the cooperation of the first connecting piece (10), the first mounting hole and the first connecting hole.

4. A control knob mechanism for an optometry head according to claim 3, wherein The first connecting piece (10) is a screw, and the first mounting hole is a threaded hole.

5. A control knob mechanism for an optometry head according to claim 1, wherein The lower end edge of the upper shell (1) is provided with clamping groove, and the upper end edge of the lower shell (7) is provided with clamping block (11) matched with the clamping groove.

6. A control knob mechanism for an optometry head according to claim 5, wherein The bottom end of the upper shell (1) is provided with second mounting hole, and the bottom end of the lower shell (7) is provided with second connecting hole, and the lower shell (7) is connected with the upper shell (1) by the cooperation of the second connecting piece (12), the second mounting hole and the second connecting hole.

7. A control knob mechanism for an optometry head according to claim 6, wherein The second connecting piece (12) is a screw, and the second mounting hole is a threaded hole.

8. A control knob mechanism for an optometry head according to claim 1, wherein The number of light sources (4) is four.

9. A control knob mechanism for an optometry head according to claim 1, wherein The top end of the rotary encoder (3) is provided as a square column, and the bottom end of the control knob (5) is provided with square hole matched with the square column.

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