Multi-screen display switchable monocular telescope-type rangefinder

Abstract

A multi-screen display switchable monocular telescope-type rangefinder, comprising a rangefinder body (11) and a mounting cylinder (12), wherein the mounting cylinder (12) is arranged at the bottom of the rangefinder body (11); a laser emitting assembly is arranged in the mounting cylinder (12); a laser receiving assembly is correspondingly arranged in the rangefinder body (11); the laser receiving assembly comprises a prism group (31); the prism group (31) is arranged in the rangefinder body (11); a mounting cavity (13) is provided at the bottom of the rangefinder body (11); and a screen display assembly corresponding to the prism group (31) is arranged in the mounting cavity (13). By means of the arrangement of the screen display assembly, a multi-screen display mode combining a reflective OLED (41) and a transmissive LCD (46) is used; and appropriate font colors and light-emitting display can be switched on the basis of different usage scenarios, thereby improving the applicability of the rangefinder.

Description

Multi-screen display switchable monocular telescope type range finder TECHNICAL FIELD

[0001] The present application belongs to the technical field of range finder, more particularly, relates to a multi-screen display switchable monocular telescope type range finder. BACKGROUND

[0002] The existing monocular telescope type range finder is invented for both observation function and measurement function of range finder, and the objective lens and eyepiece of the range finder are usually small, the measurement function is primary, and the observation function is secondary, and the observation is also for measuring the target. TECHNICAL PROBLEM

[0003] However, the existing monocular telescope type range finder has only one imaging focal plane in the observation light path of the eyepiece group, and cannot simply stack two liquid crystals with different colors or functions in it, and such simple stacking will cause the position of one of the liquid crystals to be unable to be installed on the focal plane, and the measurement result cannot be imaged and displayed during observation through the eyepiece; and usually, the liquid crystal with black font monochrome display or the liquid crystal with red and green font display is on the same liquid crystal, or there is only one through type self-luminous OLED, and it is unable to switch the font color and light display suitable for the scene according to different use scenes of consumers, resulting in lack of applicability. TECHNICAL SOLUTION

[0004] In order to solve the above technical problems, the present application provides a multi-screen display switchable monocular telescope type range finder to solve the technical problems in the prior art that the traditional monocular telescope type range finder has only one imaging focal plane, and when two liquid crystals are simply stacked, one of the liquid crystals cannot clearly display the measurement result; the display mode is single, and the font color and light display suitable for the scene cannot be switched according to the use scene, resulting in lack of applicability.

[0005] The purpose and effect of the multi-screen display switchable monocular telescope type range finder of the present application are achieved by the following specific technical means:

[0006] A multi-screen display switchable monocular telescope type range finder, comprising a range finder body and a mounting cylinder, the mounting cylinder is arranged at the bottom of the range finder body, a laser emitting assembly is arranged in the mounting cylinder, a laser receiving assembly is correspondingly arranged in the range finder body, the laser receiving assembly comprises a prism group, the prism group is arranged in the range finder body, an installation cavity is arranged at the bottom of the range finder body, and a screen display assembly is arranged in the installation cavity and corresponds to the prism group.

[0007] According to one preferred embodiment, the bottom of the range finder body is provided with a battery, the top is provided with a button circuit board, one side of the range finder body is provided with a circuit board, and the battery, laser receiving assembly, laser emitting assembly and button circuit board are electrically connected with the circuit board.

[0008] According to one preferred embodiment, the laser emitting assembly comprises a laser emitting module, the mounting cylinder is provided with the laser emitting module, and the laser emitting module is electrically connected with the circuit board.

[0009] According to one preferred embodiment, the laser emitting assembly further comprises a laser emitter optical module, one end of the mounting cylinder is threadedly connected with a transmitting lens fixing member, the transmitting lens fixing member is provided with the laser emitter optical module, and the laser emitting module faces the laser emitter optical module.

[0010] According to one preferred embodiment, the laser receiving assembly further comprises an objective lens group, one end of the range finder body is threadedly connected with an objective lens fixing member, the objective lens fixing member is provided with the objective lens group, and the prism group is fixedly installed in the range finder body through a prism fixing member.

[0011] According to one preferred embodiment, the bottom of the range finder body is provided with a laser receiver module, the laser receiver module faces the bottom of the prism group, and the laser receiver module is electrically connected with the circuit board.

[0012] According to one preferred embodiment, the screen display assembly comprises a reflective OLED liquid crystal, the mounting cavity is provided with the reflective OLED liquid crystal, the bottom of the mounting cavity is provided with a reflector, and the bottom of the reflector is provided with a reflector adjusting module.

[0013] According to one preferred embodiment, the lens group is clamped in the mounting cavity through a lens fixing member, one end of the lens group faces the reflector, and the other end of the lens group is connected with the prism group.

[0014] According to one preferred embodiment, one end of the range finder body is provided with an ocular lens group, a through-type LCD liquid crystal is arranged between the ocular lens group and the range finder body, and the through-type LCD liquid crystal and the reflective OLED liquid crystal are electrically connected with the circuit board.

[0015] According to one preferred embodiment, the ocular lens group is provided with an ocular lens focusing wheel. Advantages

[0016] Compared with the prior art, the present application has the following advantages:

[0017] 1. Through the setting of the screen display assembly, the multi-screen display mode of reflective OLED liquid crystal and transmissive LCD liquid crystal is adopted when the range finder is used, the problem of single display mode of traditional monocular telescope type range finder is solved; through the setting of the key circuit board, the user can switch between the reflective OLED liquid crystal and the transmissive LCD liquid crystal, the font color and brightness of the display content can be switched according to different use scenes, so that the applicability of the range finder is improved.

[0018] 2. Through the setting of the laser emitting assembly and the laser receiving assembly, the measurement accuracy and range of the range finder are improved through the laser emitter optical module and the objective lens group when the range finder is used; at the same time, the stable power supply of the range finder is ensured through the electrical connection of the battery and the circuit board, and the electrical connection of the circuit board and each component, and the reliability and stability of the range finder are also enhanced. BRIEF DESCRIPTION OF DRAWINGS

[0019] Fig. 1 is a structural schematic view of a multi-screen display monocular telescope type range finder according to the present application;

[0020] Fig. 2 is an exploded view of a multi-screen display monocular telescope type range finder according to the present application;

[0021] Fig. 3 is a rear view of a multi-screen display monocular telescope type range finder according to the present application;

[0022] Fig. 4 is a sectional view of A-A in Fig. 3;

[0023] Fig. 5 is a light path schematic view of a laser emitting assembly and a laser receiving assembly in a multi-screen display monocular telescope type range finder according to the present application.

[0024] In the figure, the correspondence between the component names and the figure numbers is as follows:

[0025] 11, range finder body; 12, mounting cylinder; 13, mounting cavity; 14, battery; 15, eyepiece group; 16, eyepiece focusing wheel; 21, laser emitting module; 22, emitting lens fixing piece; 23, laser emitter optical module; 31, prism group; 32, objective lens group; 33, objective lens fixing piece; 34, prism fixing piece; 35, laser receiver module; 41, reflective OLED liquid crystal; 42, mirror; 43, mirror adjusting module; 44, lens group; 45, lens fixing piece; 46, transmissive LCD liquid crystal; 47, key circuit board; 48, circuit board. Best mode of the present application

[0026] The embodiments of the present application will be further described in detail below in conjunction with the drawings and examples. The following examples are used to illustrate the present application, but cannot be used to limit the scope of the present application. Example

[0027] As shown in the accompanying drawings 1 to 5:

[0028] The present application provides a multi-screen display switchable single objective telescope rangefinder, comprising a rangefinder body 11 and a mounting cylinder 12 installed at the bottom of the rangefinder body 11, a laser emitting assembly is installed in the mounting cylinder 12 for emitting ranging laser to the target, a laser receiving assembly is correspondingly arranged in the rangefinder body 11 for receiving the reflected laser signal, the laser receiving assembly comprises a prism group 31, the prism group 31 is installed in the rangefinder body 11, which can reflect the received laser signal, in order to realize multi-screen display, a mounting cavity 13 is arranged at the bottom of the rangefinder body 11, the position of the mounting cavity 13 is aligned with the built-in prism group 31, and a screen display assembly is correspondingly arranged in the mounting cavity 13.

[0029] Please refer to the drawings 1 and 2, the bottom of the rangefinder body 11 is provided with a battery 14, the top is provided with a key circuit board 47, one side of the rangefinder body 11 is provided with a circuit board 48, the battery 14, the laser receiving assembly, the laser emitting assembly and the key circuit board 47 are electrically connected with the circuit board 48; so as to provide continuous and stable power support for the built-in laser receiving assembly and laser emitting assembly through the circuit board 48, since the laser emitting and receiving need a large amount of power driving, using the battery 14 as the power supply can effectively avoid the problem of ranging accuracy decline caused by unstable power supply, and compared with the external power supply, the built-in battery 14 can make the whole rangefinder smaller in size and more convenient to hold.

[0030] Please refer to the drawings 2, 4 and 5, the laser emitting assembly comprises a laser emitting module 21, the mounting cylinder 12 is provided with the laser emitting module 21, the laser emitting module 21 is electrically connected with the circuit board 48 to obtain the power supply of the battery 14, which can ensure the stability of the laser emission; in addition, one end of the mounting cylinder 12 is fixed with a transmitting lens fixing piece 22 through threads, and a laser emitter optical module 23 is correspondingly installed in the transmitting lens fixing piece 22; in order to realize the emission of laser, the laser emitting module 21 is directed to the built-in laser emitter optical module 23, and the laser is emitted to the target through the laser emitter optical module 23.

[0031] Please refer to the drawing 2, the laser receiving assembly further comprises an objective lens group 32, one end of the rangefinder body 11 is fixed with an objective lens fixing piece 33 through threads, and the objective lens group 32 is installed in the objective lens fixing piece 33, which can collect light; at the same time, the prism group 31 is fixed in the rangefinder body 11 through a prism fixing piece 34, and the prism group 31 mainly completes the refraction of the collected light; the objective lens group 32 collects the returned laser inward, and the prism group 31 refracts the light.

[0032] Please refer to as shown in Figure 2 and Figure 5, for realizing accurate ranging, laser receiver module 35 is arranged at the bottom of the range finder body 11, the receiving surface of the laser receiver module 35 faces the bottom of the prism group 31 in the body, so that the light refracted by the prism group 31 can directly enter the inside of the laser receiver module 35; at the same time, the laser receiver module 35 also obtains the output power from the battery 14 through the electrical connection with the circuit board 48, and the stable power supply ensures the efficient work of the receiver.

[0033] Please refer to as shown in Figure 2 and Figure 4, the screen display assembly includes a reflective OLED liquid crystal 41, the reflective OLED liquid crystal 41 is installed in the mounting cavity 13, and the ranging result can be clearly displayed; at the same time, the mounting cavity 13 is further provided with a mirror 42, and the mirror 42 is further provided with a mirror adjusting module 43 below, and in order to conduct light, the mounting cavity 13 is further provided with a lens group 44, one end of the lens group 44 faces the mirror 42, and the other end is connected with the prism group 31, so that the ranging result displayed on the reflective OLED liquid crystal 41 can be smoothly conducted from the prism group 31 to the image plane of the objective lens group 32.

[0034] Please refer to as shown in Figure 2 and Figure 3, the range finder body 11 is provided with an eyepiece group 15 at one end, and a through type LCD liquid crystal 46 is arranged between the eyepiece group 15 and the range finder body 11, which can display the ranging result, and the through type LCD liquid crystal 46 and the reflective OLED liquid crystal 41 are electrically connected with the circuit board 48; through the key circuit board 47, the user can switch between the reflective OLED liquid crystal 41 and the other through type LCD liquid crystal 46, so that the range finder can select the best display mode in different environments indoors and outdoors; at the same time, the key circuit board 47 can also adjust the font color and brightness to adapt to the observation under different light conditions.

[0035] The eyepiece group 15 is further provided with an eyepiece focusing wheel 16, and the user can conveniently and quickly focus on the target by rotating the eyepiece focusing wheel 16, and the observation range is clear; the range finder adopts the reflective OLED liquid crystal 41 and the through type LCD liquid crystal 46 for multi-screen display through the screen display assembly, and solves the problem that the traditional monocular telescope type range finder can only display single screen. Embodiment of the present application

[0036] The specific use and role of the embodiment: in use, laser is emitted by the laser emission module 21, and after passing through the laser emission optical module 23, it hits the target surface and is reflected back, passes through the objective lens group 32 and the prism group 31, and reaches the laser receiver module 35, so that the distance measurement result can be obtained; the transmission type LCD liquid crystal 46 is installed between the eyepiece group 15 and the prism group 31, and the measurement result is displayed on the imaging focal plane of the eyepiece group 15; the installation position of the reflective OLED liquid crystal 41 is adjusted by the fold reflection of the mirror 42, the light path adjustment of the lens group 44, and the fold reflection of the prism group 31, so that the measurement result displayed by the reflective OLED liquid crystal 41 can be observed in the eyepiece group 15; the installation position of the reflective OLED liquid crystal 41 is another focal plane formed by the lens group 44, the prism group 31 and the mirror 42; the measurement result display of the transmission type LCD liquid crystal 46 and the reflective OLED liquid crystal 41 can be switched by the control of the key circuit board 47.

[0037] During production and installation, the objective lens group 32 and the prism group 31 are fixed after being adjusted by the objective lens fixing member 33 and the prism fixing member 34 respectively; the laser emission optical module 23 is fixed after being adjusted by the emission lens fixing member 22, so that the laser emission and return reception achieve the best optical signal effect.

[0038] During production and installation, the reflective mirror 42 and the lens group 44 are fixed after being adjusted by the reflective mirror adjusting module 43 and the lens fixing member 45 respectively, so that the display of the reflective OLED liquid crystal 41 can achieve the best display effect when observed through the eyepiece group 15; during use, the observation target and display clarity can be adjusted by the eyepiece focusing wheel 16.

[0039] The embodiments of the present application are given for the purpose of illustration and description, and are not exhaustive or limit the present application to the disclosed form. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are chosen and described in order to better illustrate the principles and actual applications of the present application, and to enable those of ordinary skill in the art to understand the present application so as to design various embodiments with various modifications for specific use.

Claims

1. A multi-display switchable monocular telescope rangefinder, characterized by: The range finder body (11) is provided with the mounting cylinder (12) at the bottom, the mounting cylinder (12) is provided with a laser emission assembly, the range finder body (11) is provided with a laser receiving assembly correspondingly, the laser receiving assembly comprises a prism group (31), the range finder body (11) is provided with the prism group (31), the range finder body (11) is provided with a mounting cavity (13) at the bottom, and the mounting cavity (13) is provided with a screen display assembly corresponding to the prism group (31).

2. A multi-screen switchable monocular telescope rangefinder according to claim 1, characterized in that: The range finder body (11) is provided with a battery (14) at the bottom and a key circuit board (47) at the top, one side of the range finder body (11) is provided with a circuit board (48), and the battery (14), the laser receiving assembly, the laser emission assembly and the key circuit board (47) are electrically connected with the circuit board (48).

3. A multi-screen switchable monocular telescope rangefinder according to claim 2, characterized in that: The laser emission assembly comprises a laser emission module (21), the mounting cylinder (12) is provided with the laser emission module (21), and the laser emission module (21) is electrically connected with the circuit board (48).

4. A multi-screen switchable monocular telescope rangefinder according to claim 3, characterized in that: The laser emission assembly further comprises a laser emitter optical module (23), one end of the mounting cylinder (12) is connected with a transmission lens fixing piece (22) in a threaded mode, the transmission lens fixing piece (22) is provided with the laser emitter optical module (23), and the laser emission module (21) faces the laser emitter optical module (23).

5. A multi-screen switchable monocular telescope rangefinder according to claim 2, characterized in that: The laser receiving assembly further comprises an objective lens group (32), one end of the range finder body (11) is connected with an objective lens fixing piece (33) in a threaded mode, the objective lens fixing piece (33) is provided with the objective lens group (32), and the prism group (31) is fixedly installed in the range finder body (11) through a prism fixing piece (34).

6. A multi-screen switchable monocular telescope rangefinder according to claim 5, characterized in that: The range finder body (11) is provided with a laser receiver module (35) at the bottom, the laser receiver module (35) faces the bottom of the prism group (31), and the laser receiver module (35) is electrically connected with the circuit board (48).

7. A multi-screen switchable monocular telescope rangefinder according to claim 2, characterized in that: The screen display assembly comprises a reflective OLED liquid crystal (41), the mounting cavity (13) is provided with the reflective OLED liquid crystal (41), the mounting cavity (13) is provided with a reflector (42) at the bottom, and the reflector (42) is provided with a reflector adjusting module (43) at the bottom.

8. A multi-screen switchable monocular telescope rangefinder according to claim 7, characterized in that: A lens group (44) is clamped in the mounting cavity (13) through a lens fixing piece (45), one end of the lens group (44) faces the reflector (42), and the other end is connected with the prism group (31).

9. A multi-screen switchable monocular telescope rangefinder according to claim 8, characterized in that: One end of the range finder body (11) is provided with an eyepiece group (15), and a transmission type LCD liquid crystal (46) is arranged between the eyepiece group (15) and the range finder body (11), and the transmission type LCD liquid crystal (46) and the reflective OLED liquid crystal (41) are electrically connected with the circuit board (48).

10. A multi-screen switchable monocular telescope rangefinder according to claim 9, characterized in that: An eyepiece focusing wheel (16) is arranged on the eyepiece group (15).

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