Multifunctional laser range finder

Abstract

The utility model relates to the field of laser measurement, in particular to a multifunctional laser range finder. Comprising a shell, an integrated optical support, a laser ranging assembly, a laser demarcation assembly, a PCB and a display screen. The integrated optical support is arranged in the shell and located at one end of the shell, a laser ranging assembly fixing part and a laser demarcation assembly fixing part are arranged on the integrated optical support in parallel, the laser ranging assembly is fixed to the laser ranging assembly fixing part, and the laser demarcation assembly is fixed to the laser demarcation assembly fixing part. The integrated optical support is provided with a PCB fixing part and a display screen fixing part corresponding to the PCB and the display screen, the PCB is fixed to the PCB fixing part, and the display screen is fixed to the display screen fixing part. According to the multifunctional laser range finder provided by the utility model, due to the existence of the integrated optical support, the whole internal structure is firm, and the production and the installation are convenient. And meanwhile, the external display screen can be quickly mounted, so that the assembly efficiency is improved, and the later maintenance and replacement are very convenient.

Description

Technical Field

[0001] The utility model relates to the field of laser measurement, in particular to a multifunctional laser rangefinder. Background Art

[0002] For existing laser rangefinders integrating multiple functions, each functional module is separately fixed in the housing. The fixing forms include separately setting a fixing bracket and then fixing the functional module together with the fixing bracket in the housing respectively, or realizing the fixing of the functional module by setting a cavity or a fixing structure on the inner wall of the housing. However, the above fixing methods lead to complexity in the production and assembly process, where multiple functional modules need to be separately installed, thus increasing the installation procedures and affecting the production efficiency.

[0003] In addition, the structural stability of existing laser rangefinders is poor, and some components are prone to looseness after multiple drop tests. Some manufacturers reinforce the components by increasing the screw fixation, which increases the cost. At the same time, the screw fixation method is cumbersome to install, inconvenient for production installation, and repair and disassembly. Summary of the Utility Model

[0004] (1) Technical Problems to be Solved

[0005] The utility model provides a multifunctional laser rangefinder, aiming to solve the problems that existing laser rangefinders need to be separately installed when integrating multifunctional modules, and the internal structure is prone to looseness, with poor integrity and cumbersome installation and assembly.

[0006] (2) Technical Solutions

[0007] To achieve the above object, the main technical solutions adopted by the utility model include: a housing, an integrated optical support, a laser ranging component, a laser line projection component, a PCB board, a display screen, functional physical buttons, and a battery. Specifically, a laser ranging component fixing part and a laser line projection component fixing part are arranged in parallel on the integrated optical support. The laser ranging component is fixed to the laser ranging component fixing part, and the laser line projection component is fixed to the laser line projection component fixing part.

[0008] The integrated optical support is fixed inside the housing and abuts against the front inner wall of the housing. The display screen is connected above it, and the PCB board is connected behind it. The battery and the functional button circuit board are respectively fixed and installed on the opposite sides of the PCB board, and the functional physical buttons are installed above the functional button circuit board.

[0009] Furthermore, a first positioning post is provided at the bottom of the integrated optical support, and a positioning seat corresponding to the first positioning post is arranged on the inner wall of the bottom of the housing. The first positioning post and the positioning seat are connected by bolts.

[0010] Further technical solutions are as follows: A support fixed plate extends backward from the top of the integrated optical support. A first PCB board support platform and a second PCB board support platform are respectively arranged on both sides of the support fixed plate. One end of the first PCB board support platform is provided with a PCB board fixing hook extending downward. A threaded fixing post is arranged at the middle position of the second PCB board support platform. A positioning notch is opened on the PCB board corresponding to the threaded fixing post. One side of the PCB board is clamped by the PCB board fixing hook, and the other side is locked by a bolt through the positioning notch and the threaded fixing post.

[0011] There are also notches on both sides of the support fixed plate. Display fixing hooks are arranged at positions corresponding to the notches on both sides of the display screen. The display fixing hooks are connected in cooperation with the notches. On the upper surface of the support fixed plate in front of the notches, a display screen limiting groove is provided. Display screen limiting blocks are arranged on both sides of the display screen corresponding to the display screen limiting groove. The display screen limiting blocks are connected in cooperation with the display screen limiting groove.

[0012] Further technical solutions are as follows: The edge of the notch close to the upper surface of the support fixed plate is provided with an inclined surface.

[0013] Further technical solutions are as follows: It further includes functional physical buttons, a battery and a speaker. The battery and the functional button circuit board are respectively fixedly installed on opposite sides of the PCB board. The functional physical buttons are installed above the functional button circuit board. The speaker is located at the bottom of the integrated optical support. A speaker slot is opened on the inner wall of the bottom of the shell corresponding to the speaker.

[0014] Further technical solutions are as follows: A battery slot is arranged on the inner wall of the bottom of the shell corresponding to the battery. Four second positioning posts are arranged on both sides of the battery slot. The PCB board and the second positioning posts are fixed by screws.

[0015] Further technical solutions are as follows: The laser distance measurement component includes a laser emitting tube and a laser receiving module. The laser receiving module includes a light-transmitting lens. A filter support is arranged at the rear of the light-transmitting lens. A filter is arranged inside the filter support. A light receiver is arranged at intervals at the rear of the filter support. An inner laser tube and an inner light button regulating valve are arranged between the filter support and the light receiver. Correspondingly, a laser projection line opening, a laser emitting opening and a laser receiving opening are respectively arranged on the shell corresponding to the laser projection line component, the laser emitting tube and the laser receiving module.

[0016] The fixed part of the laser distance measurement component further includes a laser emitting tube fixing position, a filter support fixing position, an inner laser tube fixing position, a light receiver fixing position and an inner light button regulating valve fixing position. Correspondingly, the laser emitting tube is fixed at the laser emitting tube fixing position, the filter support is fixed at the filter support fixing position, the inner laser tube is fixed at the inner laser tube fixing position, the light receiver is fixed at the light receiver fixing position, and the inner light button regulating valve is fixed at the inner light button regulating valve fixing position.

[0017] (III) Beneficial effects

[0018] The beneficial effects of the present utility model are as follows:

[0019] For the multifunctional laser rangefinder provided by the present utility model, the laser ranging component and the laser line projection component are installed on an integrated optical support, thereby facilitating subsequent production and installation.

[0020] The PCB board is fixed on the integrated optical support by using the fixing hook of the PCB board in cooperation with screws, which can realize the quick positioning and fixing of the PCB board installation. At the same time, it also assists in fixing the integrated optical support, making the overall internal structure more firm. The display screen is fixed through a hook structure, realizing the quick installation of the display screen, without the need to use glue for fixing separately, improving the structural stability of the display screen and the assembly efficiency, and also facilitating the maintenance or replacement of the display screen in the later stage. Description of the Drawings

[0021] Figure 1 is a schematic diagram of the overall external structure of the multifunctional laser rangefinder;

[0022] Figure 2 is an exploded schematic diagram of the overall structure of the multifunctional laser rangefinder;

[0023] Figure 3 is a schematic diagram of the internal structure of the multifunctional laser rangefinder;

[0024] Figure 4 is an exploded schematic diagram of the structure of the components related to the integrated optical support;

[0025] Figure 5 is a schematic diagram of the detailed front structure of the integrated optical support;

[0026] Figure 6 is a schematic diagram of the detailed back structure of the integrated optical support.

[0027]

Description of the Reference Numerals

[0028] 1: Housing; 11: Positioning seat; 12: Speaker slot; 13: Battery slot; 14: Second positioning post; 15: Laser line projection port; 16: Laser emission port; 17: Laser reception port;

[0029] 2: Integrated optical support; 21: Laser ranging component fixing part; 22: Laser line projection component fixing part; 23: First positioning post; 24: Support fixing plate; 241: First PCB board support platform; 242: Second PCB board support platform; 243: Notch; 244: Display screen limiting groove; 2411: PCB board fixing hook; 2421: Threaded fixing post; 2431: Inclined surface;

[0030] 3: Laser distance measurement component; 31: Laser emission tube; 32: Laser receiving module; 321: Transparent lens; 322: Filter support; 323: Filter; 324: Optical receiver; 325: Inner laser tube; 326: Inner optical knob regulating valve;

[0031] 4: Laser line projection component;

[0032] 5: PCB board;

[0033] 6: Display screen; 61: Display screen fixing hook; 62: Display screen limiting block;

[0034] 7: Functional physical button;

[0035] 8: Battery;

[0036] 9: Speaker. Detailed implementation manners

[0037] For better explaining the present utility model for easy understanding, the present utility model will be described in detail below in conjunction with the accompanying drawings through specific implementation manners.

[0038] It should be noted that all directional indications (such as up, down, left, right, front, back...) in the embodiments of the present utility model are only used to explain the relative positional relationship and movement conditions between components in a specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indications will also change accordingly.

[0039] In addition, in the present utility model, descriptions such as "first" and "second" are only for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the quantity of the indicated technical features. Thus, features defined with "first" and "second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, "a plurality" means at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0040] In the present utility model, unless otherwise clearly specified and limited, terms such as "connection" and "fixation" should be understood in a broad sense. For example, "fixation" may be a fixed connection, a detachable connection, or integrated; it may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium, and may be the internal connection of two components or the interaction relationship between two components, unless otherwise clearly limited. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific situations.

[0041] The present utility model provides a multifunctional laser rangefinder, referring to Figure 1 、 Figure 3 and Figure 5As shown in the figure, it includes a housing 1, an integrated optical support 2, a laser distance measurement component 3, a laser line projection component 4, a PCB board 5, and a display screen 6. The integrated optical support 2 is disposed inside the housing 1 and at one end of the housing 1. A laser distance measurement component fixing portion 21 and a laser line projection component fixing portion 22 are arranged in parallel on the integrated optical support 2. The laser distance measurement component 3 is fixed to the laser distance measurement component fixing portion 21, and the laser line projection component 4 is fixed to the laser line projection component fixing portion 22. On the integrated optical support 2, a PCB board fixing portion and a display screen fixing portion are provided corresponding to the PCB board 5 and the display screen 6. The PCB board 5 is fixed to the PCB board fixing portion, and the display screen 6 is fixed to the display screen fixing portion.

[0042] Specifically, a laser distance measurement component fixing portion 21 and a laser line projection component fixing portion 22 are arranged in parallel on the integrated optical support 2. The laser distance measurement component 3 is fixed to the laser distance measurement component fixing portion 21, and the laser line projection component 4 is fixed to the laser line projection component fixing portion 22. The integrated optical support 2 is fixed inside the housing 1 and abuts against the front inner wall of the housing 1. The display screen 6 is connected above it, and the PCB board 5 is connected behind it.

[0043] Furthermore, a first positioning post 23 is provided at the bottom of the integrated optical support 2. A positioning seat 11 is provided on the inner wall of the bottom of the housing 1 corresponding to the first positioning post 23. The first positioning post 23 and the positioning seat 11 are connected by bolts.

[0044] Furthermore, a support fixing plate 24 extends backward from the top of the integrated optical support 2. A first PCB board support platform 241 and a second PCB board support platform 242 are respectively provided on both sides of the support fixing plate 24. A PCB board fixing hook 2411 extending downward is provided at one end of the first PCB board support platform 241. A threaded fixing post 2421 is provided at the middle position of the second PCB board support platform 242. A positioning notch is provided on the PCB board 5 corresponding to the threaded fixing post 2421. One side of the PCB board 5 is clamped by the PCB board fixing hook 2411, and the other side is locked by bolts through the positioning notch and the threaded fixing post 2421.

[0045] In this embodiment, by using the boss and hook structures of the first PCB board support platform 241 and the second PCB board support platform 242, the positioning and rapid fixing of the PCB board can be realized, the installation position can be found more quickly, the amount of locking screws is reduced, and the installation efficiency is improved.

[0046] Furthermore, there are notches 243 on both sides of the support fixing plate 24. At positions corresponding to the notches 243 on both sides of the display screen 6, display screen fixing hooks 61 are provided, and the display screen fixing hooks 61 are connected in cooperation with the notches 243. On the upper surface of the support fixing plate 24 in front of the notches 243, display screen limiting grooves 244 are provided. On both sides of the display screen 6, display screen limiting blocks 62 are provided corresponding to the display screen limiting grooves 244, and the display screen limiting blocks 62 are connected in cooperation with the display screen limiting grooves 244.

[0047] During actual use, the display screen assembly is often damaged by external forces, and its replacement is complex. The method provided in this embodiment of fixing the display screen 6 by connecting the display screen fixing hooks 61 and the notches 243 in cooperation can conveniently replace or repair the display screen 6.

[0048] Furthermore, a slope 2431 is provided at the edge of the notch 243 close to the upper surface of the support fixing plate 24. The slope 2431 can reduce the friction force when the display screen fixing hook 61 and the notch 243 are in cooperation, which is beneficial to the easy cooperation of the two.

[0049] Preferably, the multifunctional laser rangefinder further includes a functional physical button 7, a battery 8, and a speaker 9. The battery 8 and the functional button circuit board are respectively fixedly installed on opposite sides of the PCB board 5. The functional physical button 7 is installed above the functional button circuit board. The speaker 9 is located at the bottom of the integrated optical support 2. A speaker slot 12 is provided on the inner wall of the bottom of the housing 1 corresponding to the speaker 9. The speaker 9 can be used to play measurement data, making it more convenient to use.

[0050] Preferably, a battery slot 13 is provided on the inner wall of the bottom of the housing 1 corresponding to the battery 8. Four second positioning posts 14 are provided on both sides of the battery slot 13. The PCB board 5 and the second positioning posts 14 are fixed by screws.

[0051] The laser ranging component 3 includes a laser emitter 31 and a laser receiving module 32. The laser receiving module 32 includes a light-transmitting lens 321. A filter support 322 is provided at the rear of the light-transmitting lens 321. A filter 323 is provided inside the filter support 322. A light receiver 324 is provided at intervals at the rear of the filter support 322. An internal laser tube 325 and an internal light button regulating valve 326 are provided between the filter support 322 and the light receiver 324.

[0052] Furthermore, a laser line projection port 15, a laser emission port 16, and a laser receiving port 17 are respectively provided on the housing 1 corresponding to the laser line projection component 4, the laser emitter 31, and the laser receiving module 32.

[0053] In this embodiment, the fixing part 21 of the laser distance measurement assembly further includes a laser emitter fixing position 211, a filter holder fixing position 212, an inner laser tube fixing position 213, a light receiver fixing position 214, and an inner light button adjusting valve fixing position 215. Correspondingly, the laser emitter 31 is fixed to the laser emitter fixing position 211, the filter holder 322 is fixed to the filter holder fixing position 212, the inner laser tube 325 is fixed to the inner laser tube fixing position 213, the light receiver 324 is fixed to the light receiver fixing position 214, and the inner light button adjusting valve 326 is fixed to the inner light button adjusting valve fixing position 215. The existence of the above fixing positions is mainly to quickly realize the positioning and installation of the components in the laser distance measurement assembly 3 and the laser line projection assembly 4, and ensure the stability of the installation.

[0054] It should be understood that the above description of the specific embodiments of the present invention is only for explaining the technical route and features of the present invention, and its purpose is to enable those skilled in the art to understand the content of the present invention and implement it accordingly. However, the present invention is not limited to the above specific embodiments. Any changes or modifications made within the scope of the claims of the present invention should be covered by the protection scope of the present invention.

Claims

1. A multifunctional laser rangefinder, characterized in that: It comprises a housing (1), an integrated optical support (2), a laser distance measuring component (3), a laser line projection component (4), a PCB board (5) and a display screen (6); The integrated optical support (2) is arranged inside the housing (1) and is located at one end of the housing (1); a laser distance measuring component fixing portion (21) and a laser line projection component fixing portion (22) are arranged in parallel on the integrated optical support (2); the laser distance measuring component (3) is fixed to the laser distance measuring component fixing portion (21); and the laser line projection component (4) is fixed to the laser line projection component fixing portion (22); A PCB board fixing portion and a display screen fixing portion are provided on the integrated optical support (2) corresponding to the PCB board (5) and the display screen (6); the PCB board (5) is fixed to the PCB board fixing portion, and the display screen (6) is fixed to the display screen fixing portion.

2. The multifunctional laser rangefinder according to claim 1, characterized in that: The bottom of the integrated optical support (2) is provided with a first positioning column (23), the inner wall of the bottom of the housing (1) is provided with a positioning seat (11) corresponding to the first positioning column (23), and the first positioning column (23) and the positioning seat (11) are connected by bolts.

3. The multifunctional laser rangefinder according to claim 1, characterized in that: A supporting and fixing plate (24) extends backward from the top of the integrated optical support (2), and a first PCB board supporting platform (241) and a second PCB board supporting platform (242) are respectively provided on two sides of the supporting and fixing plate (24); A PCB board fixing hook (2411) extending downward is provided at one end of the first PCB board supporting platform (241), and a threaded fixing column (2421) is provided at the middle position of the second PCB board supporting platform (242); A positioning notch is provided on the PCB board (5) corresponding to the threaded fixing column (2421); one side of the PCB board (5) is clamped by a PCB board fixing hook (2411), and the other side is locked with the positioning notch and the threaded fixing column (2421) by a bolt.

4. The multifunctional laser rangefinder according to claim 3, characterized in that: The supporting fixing plate (24) also has notches (243) on both sides, and display screen fixing hooks (61) are provided at positions on both sides of the display screen (6) corresponding to the notches (243), and the display screen fixing hooks (61) are matched and connected with the notches (243); A display screen limiting groove (244) is provided on the upper surface of the supporting fixing plate (24) located in front of the notch (243), and display screen limiting blocks (62) are provided on both sides of the display screen (6) corresponding to the display screen limiting groove (244), and the display screen limiting blocks (62) are cooperatively connected with the display screen limiting groove (244).

5. The multifunctional laser rangefinder according to claim 4, characterized in that: An edge of the notch (243) close to the upper surface of the supporting and fixing plate (24) is provided with a slope (2431).

6. The multifunctional laser rangefinder according to claim 1, characterized in that: It also comprises a functional physical key (7), a battery (8) and a speaker (9); the battery (8) and the functional key circuit board are respectively fixedly mounted on opposite sides of the PCB board (5); the functional physical key (7) is mounted above the functional key circuit board; the speaker (9) is located at the bottom of the integrated optical support (2); and a speaker groove (12) is provided on the inner wall of the bottom of the housing (1) corresponding to the speaker (9).

7. The multifunctional laser rangefinder according to claim 6, characterized in that: A battery slot (13) is provided on the inner wall of the bottom of the housing (1) at a position corresponding to the battery (8), four second positioning columns (14) are provided on both sides of the battery slot (13), and the PCB board (5) and the second positioning columns (14) are fixed by screws.

8. The multifunctional laser rangefinder according to claim 1, characterized in that: The laser distance measuring component (3) comprises a laser emitting tube (31) and a laser receiving module (32); The laser receiving module (32) comprises a light-transmitting mirror (321), a filter bracket (322) is arranged at the rear of the light-transmitting mirror (321), a filter (323) is arranged inside the filter bracket (322), a light receiver (324) is arranged at a distance at the rear of the filter bracket (322), and an internal laser tube (325) and an internal light button regulating valve (326) are arranged between the filter bracket (322) and the light receiver (324).

9. The multifunctional laser rangefinder according to claim 8, characterized in that: The housing (1) is provided with a laser line projection port (15), a laser emission port (16) and a laser receiving port (17) corresponding to the laser line projection assembly (4), the laser emission tube (31) and the laser receiving module (32), respectively.

10. The multifunctional laser rangefinder according to claim 8, characterized in that: The laser distance measuring component fixing part (21) comprises a laser emission tube fixing position (211), a filter bracket fixing position (212), an inner laser tube fixing position (213), a light receiver fixing position (214) and an inner light button regulating valve fixing position (215); The laser emitting tube (31) is fixed to the laser emitting tube fixing position (211), the filter bracket (322) is fixed to the filter bracket fixing position (212), the inner laser tube (325) is fixed to the inner laser tube fixing position (213), the light receiver (324) is fixed to the light receiver fixing position (214), and the inner light button regulating valve (326) is fixed to the inner light button regulating valve fixing position (215).

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