Skiascope with knob switching function

Abstract

The skiascope with the knob switching function comprises a shell which is formed by splicing an observation piece shell and an eyebrow support side shell, an observation piece is contained in the observation piece shell, and a reflector assembly is arranged in the shell in the direction of the observation piece; the transmitting mirror seat is arranged on the vertical bottom surface of the reflecting mirror assembly, and a transmitting mirror is arranged in the transmitting mirror seat; the diaphragm disc is arranged on one side of the shell, a diaphragm metal plate coaxial with the diaphragm disc is arranged at the tail end of the diaphragm disc, and various diaphragm holes are formed in the diaphragm metal plate; the optical filter disc is arranged on the outer ring of the diaphragm disc and is coaxial with the diaphragm disc, and a plurality of groups of photochromic lenses are arranged at the tail end of the optical filter disc; a condensing mirror is arranged in the condensing mirror seat, and the condensing mirror seat is correspondingly arranged on the bottom surface of the transmitting mirror seat; the bulb is arranged on the bottom face of the shell and electrically connected with the integrated power supply assembly, a plurality of groove positions are arranged on the diaphragm disc in a limiting mode, and a plurality of groove positions are arranged on the optical filter disc in a limiting mode; and the diaphragm disc and the optical filter disc are respectively rotated to different slot positions to realize switching of diaphragms with different functions.

Description

Technical Field

[0001] The utility model mainly relates to the technical field of retinoscopes, and in particular to a retinoscope with a knob switching function. Background Art

[0002] In the prior art retinoscope, the function adjustment knob is placed horizontally, which places stringent requirements on the manufacturing of the diaphragm. At the same time, the number of diaphragm functions is limited and too many diaphragm functions cannot be added. Based on this, a retinoscope with a knob switching function is proposed. Utility Model Content

[0003] 1. Technical problems to be solved by the utility model:

[0004] The utility model provides a retinoscope with a knob switching function, which is used to solve the technical problems existing in the above-mentioned background technology.

[0005] 2. Technical solution:

[0006] In order to achieve the above purpose, the technical solution of the utility model is as follows:

[0007] A retinoscope with a knob switching function, comprising

[0008] The shell is formed by splicing an observation piece shell and an eyebrow support side shell. The observation piece shell contains the observation piece, and a reflector assembly is arranged in the shell along the direction of the observation piece.

[0009] A transmission mirror seat is arranged on the vertical bottom surface of the reflector assembly, and a transmission mirror is arranged inside the transmission mirror seat to transmit the aperture in the vertical direction;

[0010] The aperture disc is arranged on one side of the housing, and an aperture sheet metal coaxially arranged therewith is bonded in a preset cavity at the end of the aperture disc, the aperture sheet metal is arranged in an arc shape, and a variety of aperture holes are arranged on the aperture sheet metal;

[0011] The filter disc is arranged on the outer ring of the aperture disc and is coaxial with the aperture disc, and a plurality of sets of color-changing lenses are arranged in a preset cavity at the end of the filter disc;

[0012] A condenser seat, in which a condenser is arranged, and is correspondingly arranged on the bottom surface of the transmission lens seat;

[0013] A light bulb is arranged on the bottom surface of the housing, and the light bulb is electrically connected to the integrated power supply assembly;

[0014] The aperture plate upper limit is provided with a plurality of slots corresponding to the aperture holes, and the filter plate limit is provided with a plurality of slots corresponding to the photochromic lenses;

[0015] Rotate the aperture disc and filter disc to different slots respectively to switch between apertures with different functions.

[0016] In a preferred embodiment, the upper limit of the filter disc is provided with three slots, and the inner walls at both ends of the preset cavity at the end of the filter disc are respectively bonded with a cobalt blue sheet and a red-free sheet.

[0017] In a preferred embodiment, the upper limit of the aperture disk is provided with 6 slots, corresponding to 6 aperture holes with different functions on the aperture sheet metal, such as large aperture, medium aperture, small aperture, semicircular aperture, grid, and slit, wherein the grid aperture is an aperture grid pattern of the large aperture on the lens, which is combined into a grid aperture, that is, a grid aperture can be realized by adding a lens to the large aperture, and other aperture functions are directly realized by the openings on the sheet metal.

[0018] In a preferred embodiment, it also includes an annular damping sheet metal arranged on the outer ring of the bulb.

[0019] In a preferred embodiment, it also includes an indicator decorative cap arranged on the central inner wall of the aperture disc.

[0020] In a preferred embodiment, it also includes a cross pan head screw disposed on the inner side of the indicator decorative cap and used to lock the aperture plate and the filter plate on the housing.

[0021] In a preferred embodiment, it also includes a set screw disposed on the inner side of the eyebrow support side housing for fixing the transmission mirror seat.

[0022] In a preferred embodiment, it also includes a cross countersunk screw arranged on the inner side of the eyebrow support side shell for locking the condenser seat.

[0023] 3. Beneficial effects:

[0024] Compared with the prior art, the technical solution provided by the utility model has the following beneficial effects:

[0025] The utility model provides a retinoscope, which redesigns the aperture structure, places the aperture disc vertically, and superimposes a circle of filter discs on the outer ring of the aperture disc, so as to achieve the effect of superimposing more functions on the optical path. Meanwhile, the aperture disc is placed vertically, which can improve the feel of use and optimize the product shape.

[0026] The utility model manufactures the diaphragm sheet metal into a bent sheet shape, assembles the diaphragm plate together with the diaphragm plate, finds the rotation center of the diaphragm plate based on the principle that the position where the diaphragm hole needs to be placed remains unchanged, rotates the diaphragm plate based on the position, and realizes the switching of the diaphragm function. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a schematic diagram of the structure of the utility model;

[0028] Figure 2 This is a schematic diagram of the internal structure of the utility model;

[0029] Figure 3 For this utility model Figure 2 A magnified schematic diagram of the middle part;

[0030] Figure 4 This is a schematic diagram of the connection between the filter disc and the aperture disc of the utility model;

[0031] Figure 5 This is a schematic diagram of the connection relationship between the aperture disc and the aperture sheet metal of the utility model;

[0032] Figure 6 A schematic diagram of the internal structure of the integrated power supply assembly provided by the utility model;

[0033] Figure 7 For this utility model Figure 6 A magnified schematic diagram of part B;

[0034] Figure 8 A schematic diagram of the partial structure of the integrated power supply assembly provided by the utility model;

[0035] Fig. 9 For this utility model Figure 8 Enlarged schematic diagram of part C of FIG.

[0036] Reference numerals:

[0037] 1-shell, 101-observation mirror shell; 102-eyebrow support side shell; 2-observation piece, 3-reflector assembly, 4-filter plate, 5-projection mirror, 6-set screw, 7-projection mirror seat, 8-aperture plate, 9-aperture sheet metal, 10-condenser, 11-cross pan head screw, 12-cross countersunk screw, 13-annular damping sheet metal, 14-condenser seat, 15-indicator decorative cap, 16-integrated power supply assembly, 61 -handle housing, 162-dimming knob, 163-potentiometer paddle, 164-handle connector base, 165-handle connector lock ring, 166-battery compartment, 167-battery, 168-power control circuit board, 169-center conductive sheet, 1610-side conductive sheet, 1611-spring, 1612-middle battery cell, 1613-middle battery cell holder, 1614-handle connector, 1615-potentiometer, 17-bulb. DETAILED DESCRIPTION

[0038] To facilitate the understanding of the present invention, the present invention will be described more comprehensively below with reference to the relevant drawings. Several embodiments of the present invention are given in the drawings. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thorough and comprehensive.

[0039] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed", "provided with", etc. should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0040] It should be noted that the structures not introduced in the present invention do not involve the design points and improvement directions of the present invention, and all adopt the existing technology. At the same time, the content of the above background technology belongs to the technical cognition scope of the utility model inventor. Since the technical content in this field is vast and too complicated, the above content of this application does not necessarily constitute the prior art.

[0041] Reference Figure 1-9 This embodiment provides a retinoscope with a knob switching function, including a housing 1, which is composed of an observation piece housing 101 and an eyebrow support side housing 102. The observation piece housing 101 contains an observation piece 2, and a reflector assembly 3 is provided in the housing along the direction of the observation piece 2;

[0042] The transmission mirror seat 7 is arranged on the vertical bottom surface of the reflector assembly 3. The transmission mirror 5 is arranged in the transmission mirror seat 7. The reflector assembly 3 includes a reflector and a reflector seat with a cavity in the vertical direction. The transmission mirror 5 and the transmission mirror seat 7 cooperate to transmit the diaphragm in the vertical direction.

[0043] The aperture plate 8 is arranged on one side of the housing 1. An aperture sheet metal 9 coaxially arranged therewith is bonded in a preset cavity at the end of the aperture plate 8. The aperture sheet metal 9 is arranged in an arc shape, and a variety of aperture holes are arranged on the aperture sheet metal 9, as shown in FIG. Figure 5 As shown;

[0044] The filter plate 4 is arranged on the outer ring of the outer ring of the aperture plate 8 and is coaxially arranged with the aperture plate 8. A plurality of sets of color-changing lenses are arranged in a preset cavity at the end of the filter plate 4. Figure 4 As shown;

[0045] A condenser lens seat 14, in which a condenser lens 10 is disposed, which is correspondingly disposed on the bottom surface of the transmission lens seat 14;

[0046] A light bulb 17 is disposed on the bottom surface of the housing 1 , and the light bulb 17 is electrically connected to the integrated power supply assembly 16 ;

[0047] The aperture disc 8 has a plurality of slots corresponding to the aperture holes at the upper limit, and the filter disc 4 has a plurality of slots corresponding to the photochromic lenses at the upper limit;

[0048] The aperture disc 8 and the filter disc 4 are rotated to different slots respectively to realize the switching of apertures with different functions. The structure of the slots is not specifically limited. The aperture disc 8 and the filter disc 4 are rotated to the corresponding slots and engaged with the housing 1. The retinoscope provided in this embodiment redesigns the aperture structure, the aperture disc 8 is placed vertically, and a circle of filter disc 4 is superimposed on the outer ring of the aperture disc 8 to achieve the effect of superimposing more functions on the optical path. At the same time, the aperture disc 8 is placed vertically, which can improve the feel of use and optimize the product shape.

[0049] In this embodiment, the aperture sheet metal 9 is made into a bent sheet, assembled with the aperture disk 8, and the rotation center of the aperture disk 8 is found based on the principle that the position of the aperture hole remains unchanged, and the aperture disk 8 is rotated based on this to achieve the switching of the aperture function.

[0050] The integrated power supply component 16 can be implemented by using the power supply component in the prior art, and is not limited to the integrated power supply component 16 provided below in this embodiment. The integrated power supply component 16 preferably provided in this embodiment includes a handle housing 161, which accommodates a battery compartment 166, and the battery compartment 166 is provided with a battery 167; a power control circuit board 168 is arranged on the side of the battery compartment 167, and the power control circuit board 168 is connected to the output end of the battery 167; a side conductive sheet 1610 is arranged on one side of the top surface of the battery compartment 166, and the side conductive sheet 1610 is connected to the negative electrode of the power control circuit board 168 through a negative conductive The handle connector base 164 is connected to the side conductive sheet 1610, and the top of the handle connector base 164 is connected to the handle connector 1614; the central conductive sheet 169 is connected to the positive pole of the power control circuit board 168 through a positive wire; the middle battery 1612 is arranged on the top of the central conductive sheet 169, and the middle battery 1612 is connected to the central conductive sheet 169 through a spring extrusion 1611. During the connection process of the main body mechanism, the handle connector 1614 is negatively charged, and the middle battery 1612 squeezes the spring 1611 to be connected to the central conductive sheet 169. The middle battery 1612 is positively charged to power the light bulb 17.

[0051] In the preferred embodiment of the integrated power supply component of this embodiment, the integrated power supply component 16 also includes an adjustment mechanism, which includes a potentiometer 1615, which is arranged in a preset cavity at the top of the battery compartment 166; a potentiometer paddle 163, which is arranged on the top of the potentiometer 1615; a dimming knob 162, which is connected to the potentiometer paddle 163. During the rotation of the dimming knob 162, the potentiometer 1615 is driven to rotate through the potentiometer paddle 163 to achieve voltage regulation.

[0052] In the preferred embodiment of the integrated power supply assembly of this embodiment, the side conductive sheet 1610 is installed on the battery compartment 166 by hot-melting the plastic columns at both ends.

[0053] In the preferred embodiment of the integrated power supply assembly of this embodiment, a hole structure for the positive electrode wire to pass through is formed at a preset position on the top of the battery compartment 166.

[0054] In the preferred embodiment of the integrated power supply assembly of this embodiment, the handle connector 164 is locked to the handle connector base 164 by a handle connector 165 locking ring.

[0055] The preferred solution of the integrated power supply assembly of this embodiment also includes a central battery holder 1613, the bottom surface of which is provided with a central conductive sheet 169, the top of the central battery holder 1613 is provided with a central battery 1612, and the central battery holder 1613 is provided with a limiting cavity for accommodating the spring extrusion 1611.

[0056] In a preferred embodiment, the upper limit of the filter plate 4 is provided with three slots, and the inner walls of the two ends of the preset cavity at the end of the filter plate 4 are respectively bonded with cobalt blue sheets and red-free sheets, and the upper limit of the aperture plate 8 is provided with six slots, corresponding to the six aperture holes with different functions on the aperture sheet metal 9, such as Figure 5 As shown, there are large aperture, medium aperture, small aperture, semicircular aperture, grid, and slit. The grid aperture is the aperture grid pattern of the large aperture on the lens, which is combined into a grid aperture. That is, a lens is added to the large aperture to realize the grid aperture. Other aperture functions are directly realized by the opening on the aperture sheet metal 9. In addition, there are 3 filter modes placed on the filter plate, namely, no red filter, cobalt blue filter, and normal light (no lens is placed). Figure 4 shown.

[0057] In a preferred embodiment, it also includes an annular damping sheet metal 13 arranged on the outer ring of the bulb 17, and the annular damping sheet metal 13 connects the negative electrode to the side wall of the bulb 17, so that the integrated power supply component 16 charges the bulb 17.

[0058] In a preferred embodiment, an indicator decorative cap 15 is further included and arranged on the inner wall of the center of the aperture disc 8 .

[0059] In a preferred embodiment, a cross pan head screw 11 is further included, which is arranged on the inner side of the indicator decorative cap 15 and is used to lock the aperture plate 8 and the filter plate 4 on the housing 1 .

[0060] In a preferred embodiment, a set screw 6 is further included, which is arranged on the inner side of the eyebrow support side housing 102 and is used to fix the transmission mirror seat 7 .

[0061] In a preferred embodiment, it also includes a cross countersunk screw 12 disposed on the inner side of the eyebrow support side housing 102 for locking the condenser seat 14.

[0062] The utility model makes the diaphragm sheet metal 9 into a bent sheet, assembles it with the diaphragm disk 8, finds the rotation center of the diaphragm disk 8 based on the principle that the position where the diaphragm hole needs to be placed remains unchanged, and rotates the diaphragm disk based on this to achieve the switching of the diaphragm function. The diaphragm disk of this retinoscope has a total of 6 diaphragm functions: large diaphragm, medium diaphragm, small diaphragm, semicircular diaphragm, grid, and slit.

[0063] In addition, there are three filter modes placed on the filter disk 4: no red filter, cobalt blue filter, and normal light. By rotating the filter disk 4, the three filter modes can be switched.

[0064] The above-described embodiments only express a certain implementation method of the utility model, and the description thereof is relatively specific and detailed, but it cannot be understood as limiting the scope of the patent of the utility model. It should be pointed out that, for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model. Therefore, the protection scope of the patent of the utility model shall be based on the attached claims.

Claims

1. A retinoscope with a knob switching function, characterized in that: include The housing (1) is formed by splicing an observation piece housing (101) and an eyebrow support side housing (102); the observation piece housing (101) contains an observation piece (2); and a reflector assembly (3) is provided in the housing (1) along the direction of the observation piece (2); A transmission mirror seat (7) is arranged on the vertical bottom surface of the reflector assembly (3), and a transmission mirror (5) is arranged in the transmission mirror seat (7); An aperture disc (8) is arranged on one side of the housing (1), and an aperture sheet metal (9) coaxially arranged therewith is bonded in a preset cavity at the end of the aperture disc (8), the aperture sheet metal (9) is arranged in an arc shape, and a plurality of aperture holes are arranged on the aperture sheet metal (9); A filter disc (4) is arranged on the outer ring of the aperture disc (8) and is coaxially arranged with the aperture disc (8); a plurality of groups of color-changing lenses are arranged in a preset cavity at the end of the filter disc (4); A condenser lens seat (14) having a condenser lens (10) therein and correspondingly arranged on the bottom surface of the transmission lens seat (7); A light bulb (17) is disposed on the bottom surface of the housing (1), and the light bulb (17) is electrically connected to the integrated power supply assembly (16); The upper limit of the aperture disc (8) is provided with a plurality of slots corresponding to the aperture holes, and the limit of the filter disc (4) is provided with a plurality of slots corresponding to the photochromic lenses; The aperture disc (8) and the filter disc (4) are rotated to different slots respectively to achieve switching of apertures with different functions.

2. A retinoscope with a knob switching function according to claim 1, characterized in that: The upper limit of the filter disc (4) is provided with three slots, and the inner walls of both ends of the preset cavity at the end of the filter disc (4) are respectively bonded with a cobalt blue sheet and a red-free sheet.

3. A retinoscope with a knob switching function according to claim 1, characterized in that: The upper limit of the aperture disc (8) is provided with six slots corresponding to six aperture holes having different functions on the aperture sheet metal (9).

4. A retinoscope with a knob switching function according to claim 1, characterized in that: It also includes an annular damping sheet metal (13) arranged on the outer ring of the light bulb (17).

5. A retinoscope with a knob switching function according to claim 1, characterized in that: It also includes an indicator decorative cap (15) arranged on the central inner wall of the aperture disc (8).

6. A retinoscope with a knob switching function according to claim 5, characterized in that: It also includes a cross pan head screw (11) which is arranged on the inner side of the indicator decorative cap (15) and is used to lock the aperture plate (8) and the filter plate (4) on the housing (1).

7. A retinoscope with a knob switching function according to claim 1, characterized in that: It also includes a fixing screw (6) arranged on the inner side of the eyebrow support side housing (102) and used for fixing the transmission mirror seat (7).

8. The retinoscope with a knob switching function according to claim 1, characterized in that: It also includes a cross countersunk screw (12) arranged on the inner side of the eyebrow support side housing (102) and used for locking the condenser seat (14).

Images