High-definition and high-stability laser range finder suitable for daytime

Abstract

The utility model discloses a high-definition and high-stability laser range finder suitable for daytime, which belongs to the technical field of laser range finders and comprises a shell, a laser range finder is arranged on one side in the shell, mounting grooves are arranged on two sides of the laser range finder, and protective cleaning components are arranged above the mounting grooves. According to the laser range finder, after the equipment is used, a first hand-cranking device is manually operated to drive a first lead screw to rotate, so that a first threaded sleeve drives a protection plate and a cleaning block to move, and the laser range finder and the output end of a laser pen are shielded and protected through the protection plate, so that the laser range finder is prevented from being damaged when the equipment is not used; the surface of the output end of the laser range finder and the surface of the output end of the laser pen are damaged due to external acting force, and the cleaning block can clean dust and impurities attached to the surface of the laser range finder and the surface of the laser pen in the using process in the moving process. And dust and impurities adhered to the surface of the laser range finder and the laser pen are prevented from influencing the subsequent use precision of the laser range finder and the laser pen.

Description

Technical Field

[0001] The utility model belongs to the technical field of laser rangefinders, and in particular relates to a high-definition and high-stability laser rangefinder suitable for daytime use. Background Art

[0002] A laser rangefinder is a high-precision measuring instrument that obtains the distance between the laser rangefinder and the target object by processing the emitted laser beam and the laser beam reflected back by the target object. It has the advantages of fast measurement speed and small measurement error, and is widely used in the measurement field.

[0003] For example, Chinese patent document (CN212060573U) discloses a laser rangefinder comprising a display screen, function buttons, a handle, a housing, a control system, two laser emission holes, and two laser receiving mirrors. The display screen is arranged on one side of the housing, the handle is fixed to the lower end of the housing, the function buttons are arranged on the housing, one laser emission hole and a laser receiving mirror are arranged on the left side of the housing, and the other laser emission hole and a laser receiving mirror are arranged on the right side of the housing. The laser emission holes on the left and right sides emit lasers at the same time, and the laser receiving mirrors on the left and right sides receive lasers at the same time. The display screen, function buttons, laser emission holes, and laser receiving mirrors are all connected to the control system. The laser rangefinder of this utility model is provided with laser emission holes and laser receiving mirrors on the left and right sides respectively, and can perform two-way distance measurement, solving the problem that the existing handheld laser rangefinder can only perform one-way distance measurement. However, after use, it is inconvenient to clean and protect the surface of the rangefinder, and its surface may be damaged by external forces. Therefore, certain improvements are needed. Utility Model Content

[0004] The purpose of the utility model is to solve the problem in the prior art that it is inconvenient to clean and protect the surface of the rangefinder after use, and the surface may be damaged by external forces, and to propose a high-definition and high-stability laser rangefinder suitable for daytime use.

[0005] In order to achieve the above purpose, the present invention adopts the following technical solutions:

[0006] A high-definition and high-stability laser rangefinder suitable for daytime use comprises a housing, a laser rangefinder disposed on one side of the housing, mounting slots disposed on both sides of the laser rangefinder, the mounting slots being located within the housing, and an adjustment and fixing assembly and a laser pen disposed within the mounting slots, respectively; and a protective cleaning assembly disposed above the mounting slots.

[0007] The protective cleaning assembly includes a first cavity, which is located inside the shell, and a first screw is provided on the top side of the first cavity. The first screw is rotatably connected to the inside of the shell, and one end of the first screw extends to the outside of the shell and is fixedly connected to a first hand crank. A first threaded sleeve is threadedly connected to the first screw, and a protective plate is fixedly connected to the outer peripheral side of the first threaded sleeve. A cleaning block is fixedly connected to the side of the protective plate opposite to the laser rangefinder. The protective plate is set to be rectangular and is slidably connected to the inside of the first cavity.

[0008] As a further description of the above technical solution:

[0009] The adjustment and fixing assembly includes a fixing seat, a first through hole is provided inside the fixing seat, the first through hole is slidably connected to the laser pen, a second cavity is provided inside the fixing seat, the second cavity is communicated with the first through hole, and a driving motor is provided on one side of the top of the second cavity, one end of the output shaft of the driving motor is fixedly connected to a third lead screw, the other end of the third lead screw is fixedly connected to a fourth lead screw, and the other end of the fourth lead screw is rotatably connected to the fixing seat through a bearing.

[0010] As a further description of the above technical solution:

[0011] The third screw and the fourth screw are symmetrically distributed along the center of the fixed seat, and the thread rotation directions of the third screw and the fourth screw are opposite. The third screw and the fourth screw are threadedly connected with a third threaded sleeve, and the bottom of the third threaded sleeve is fixedly connected to a fixed block. An arc groove is provided on the opposite side of the two fixed blocks. The top of the third threaded sleeve is fixedly connected to a slider, and the other side of the slider is slidably connected to a slide rail, and the slide rail is arranged on the top side of the fixed seat.

[0012] As a further description of the above technical solution:

[0013] A second threaded sleeve is provided on both sides below the fixed seat, and a second screw is threadedly connected to the center of the bottom of the second threaded sleeve. The bottom end of the second screw is rotatably connected to the inside of the shell, and the bottom of the second screw is fixedly connected to the first bevel gear, and one side of the first bevel gear is meshed with the second bevel gear. A connecting shaft is fixedly connected to the inside of the second bevel gear, and the connecting shaft is rotatably connected to the inside of the shell, and one end of the connecting shaft extends to the outside of the shell and is fixedly connected to the second hand crank.

[0014] As a further description of the above technical solution:

[0015] Second through holes are provided on both sides of the second threaded sleeve. A limiting rod is slidably connected inside the second through hole, and the bottom end of the limiting rod is slidably connected to the inside of the shell.

[0016] As a further description of the above technical solution:

[0017] A handle is fixedly connected to one side of the bottom of the shell, and the handle is arranged on a side away from the laser rangefinder. A button is arranged on one side of the top of the handle, and the button is arranged on a side opposite to the laser rangefinder.

[0018] In summary, due to the adoption of the above technical solution, the beneficial effects of the present invention are:

[0019] 1. In the utility model, by providing a protective cleaning component, when the device is used, the first hand crank is manually operated to drive the first screw to rotate, so that the first threaded sleeve drives the protective plate and the cleaning block to move, and the laser rangefinder and the laser pen output end are shielded and protected by the protective plate to prevent the surface of the laser rangefinder and the laser pen output end from being damaged due to external forces when the device is not in use, thereby effectively improving the protection effect of the device. In the process of movement, the cleaning block cleans the dust and impurities adhered to the surface of the laser rangefinder and the laser pen during use, so as to prevent the dust and impurities adhered to the surface from affecting the accuracy of subsequent use of the laser rangefinder and the laser pen, thereby effectively improving the overall performance of the device.

[0020] 2. In the utility model, an adjustment and fixing assembly is provided, so that the driving motor drives the third screw and the fourth screw to rotate, so that the two third threaded sleeves respectively drive the fixed blocks to move relative to each other, and the laser pen is clamped and fixed by the fixed block to prevent the laser pen from moving during use, thereby preventing the stability of the device from being affected. Then, the second hand crank is manually operated to drive the connecting shaft, the second bevel gear, the first bevel gear and the second screw to rotate, so that the second threaded sleeve moves upward to adjust the front and rear use angles of the fixing seat, which is convenient for adjusting the use angles of the fixing seat and the laser pen. The visibility of the device during daytime use is increased by the provision of the laser pen, which is convenient for users to observe its light, so that the device can meet the needs of use in different scenarios. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the overall three-dimensional structure of the utility model;

[0022] Figure 2 This is a schematic diagram of the three-dimensional structure of the protective cleaning group in the present utility model;

[0023] Figure 3 This is a schematic diagram of the overall three-dimensional structure of the fixing seat in the present utility model;

[0024] Figure 4 For this utility model Figure 3 A local enlarged structural diagram of point A;

[0025] Figure 5It is a schematic diagram of the internal cross-sectional structure of the fixing seat in the present utility model.

[0026] Legend:

[0027] 1. Housing; 2. Laser rangefinder; 3. Mounting slot; 4. Protective cleaning assembly; 401. First cavity; 402. First lead screw; 403. First hand crank; 404. Protective plate; 405. Cleaning block; 5. Adjustment and fixing assembly; 501. Fixing seat; 502. Second threaded sleeve; 503. Second lead screw; 504. First bevel gear; 505. Second bevel gear; 506. Connecting shaft; 507. Second hand crank; 508. Limiting rod; 509. Second cavity; 510. Driving motor; 511. Third lead screw; 512. Fourth lead screw; 513. Third threaded sleeve; 514. Fixing block; 6. Laser pen; 7. Handle; 8. Button. DETAILED DESCRIPTION

[0028] The following will be combined with the accompanying drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0029] See also Figure 1-Figure 5 The utility model provides a technical solution: a high-definition and high-stability laser rangefinder suitable for daytime use, comprising a shell 1, a laser rangefinder 2 is arranged on one side inside the shell 1, mounting slots 3 are arranged on both sides of the laser rangefinder 2, the mounting slots 3 are located inside the shell 1, and an adjustment and fixing component 5 and a laser pen 6 are respectively arranged inside the mounting slots 3, a protective cleaning component 4 is arranged above the mounting slots 3, a handle 7 is fixedly connected to one side of the bottom of the shell 1, the handle 7 is arranged on the side away from the laser rangefinder 2, and a button 8 is arranged on one side of the top of the handle 7, and the button 8 is arranged on the side opposite to the laser rangefinder 2.

[0030] The protective cleaning assembly 4 includes a first cavity 401, which is located inside the shell 1, and a first screw 402 is provided on the top side of the first cavity 401. The first screw 402 is rotatably connected to the inside of the shell 1, and one end of the first screw 402 extends to the outside of the shell 1 and is fixedly connected to a first hand crank 403. A first threaded sleeve is threadedly connected to the first screw 402, and a protective plate 404 is fixedly connected to the outer peripheral side of the first threaded sleeve. A cleaning block 405 is fixedly connected to the side of the protective plate 404 opposite to the laser rangefinder 2. The protective plate 404 is set to a rectangle, and the protective plate 404 is slidably connected to the inside of the first cavity 401.

[0031] Specific implementation method: The laser pen 6 is fixed by adjusting the fixing component 5. After the use position and use angle of the laser pen 6 are adjusted by adjusting the fixing component 5, the user holds the handle 7 with one hand and presses the button 8 with a finger. At this time, the laser rangefinder 2 and the laser pen 6 are started at the same time, so that they emit lasers at the same time and shoot them to the position of the distant point to be measured. The visibility of the device during daytime use is increased by the provision of the laser pen 6, which is convenient for the user to observe its light so that the device can meet the needs of use in different scenarios. The provision of the handle 7 and button 8 makes it convenient for the user to operate the device, reducing the slight jitter phenomenon during operation on traditional devices, thereby reducing the offset phenomenon of the laser rangefinder 2 emitting laser, further improving the stability of the device during use, and when the device is finished using, manual operation The first hand crank 403 is used to drive the first screw 402 to rotate, and the linkage effect between the first screw 402 and the first threaded sleeve is used to transmit power to the first threaded sleeve, so that the first threaded sleeve drives the protective plate 404 and the cleaning block 405 to move. The protective plate 404 shields and protects the output ends of the laser rangefinder 2 and the laser pen 6 to prevent damage to the output end surfaces of the laser rangefinder 2 and the laser pen 6 due to external forces when the equipment is not in use, thereby effectively improving the protection effect of the equipment. During the movement, the cleaning block 405 cleans the dust and impurities adhered to the surfaces of the laser rangefinder 2 and the laser pen 6 during use to prevent the dust and impurities adhered to the surfaces from affecting the accuracy of subsequent use of the laser rangefinder 2 and the laser pen 6, thereby effectively improving the overall performance of the equipment.

[0032] The adjusting and fixing component 5 includes a fixing base 501, a first through hole is provided inside the fixing base 501, the first through hole is slidably connected to the laser pen 6, a second cavity 509 is provided inside the fixing base 501, the second cavity 509 is connected to the first through hole, and a driving motor 510 is provided on one side of the top of the second cavity 509, one end of the output shaft of the driving motor 510 is fixedly connected to a third lead screw 511, the other end of the third lead screw 511 is fixedly connected to a fourth lead screw 512, the other end of the fourth lead screw 512 is rotatably connected to the fixing base 501 through a bearing, the third lead screw 511 and the fourth lead screw 512 are symmetrically distributed along the center of the fixing base 501, and the thread rotation directions of the third lead screw 511 and the fourth lead screw 512 are opposite, the third threaded sleeve 513 is threadedly connected to the third lead screw 511 and the fourth lead screw 512, the bottom of the third threaded sleeve 513 is fixedly connected to a fixing block 514, and the two fixing blocks 514 are opened on opposite sides. There is an arc groove, and a slider is fixedly connected to the top of the third threaded sleeve 513, and a slide rail is slidably connected to the other side of the slider. The slide rail is arranged on the top side of the fixed seat 501, and a second threaded sleeve 502 is provided on both sides below the fixed seat 501. The second threaded sleeve 502 is threadedly connected to the second lead screw 503 at the center of the bottom of the second threaded sleeve 502. The bottom end of the second lead screw 503 is rotatably connected to the inside of the housing 1, and the bottom of the second lead screw 503 is fixedly connected to the first bevel gear 504, and one side of the first bevel gear 504 is meshed with the second bevel gear 505. The second bevel gear 505 is fixedly connected to the inside of the connecting shaft 506, and the connecting shaft 506 is rotatably connected to the inside of the housing 1, and one end of the connecting shaft 506 extends to the outside of the housing 1 and is fixedly connected to the second hand crank 507. Second through holes are provided on both sides of the second threaded sleeve 502, and a limit rod 508 is slidably connected to the inside of the second through hole. The bottom end of the limit rod 508 is slidably connected to the inside of the housing 1.

[0033] Specific implementation method: Place the laser pen 6 into the first through hole opened inside the fixing base 501, then start the driving motor 510, and drive the third screw 511 and the fourth screw 512 to rotate through the driving motor 510, and utilize the linkage effect between the third screw 511, the fourth screw 512 and the two third threaded sleeves 513 to transmit power to the two third threaded sleeves 513, so that the two third threaded sleeves 513 respectively drive the fixing blocks 514 to move relative to each other, and the laser pen 6 is clamped and fixed by the fixing blocks 514 to prevent the laser pen 6 from moving during use, thereby preventing the stability of the device from being affected. Manually operate the second hand crank according to actual needs. 507, so that it drives the connecting shaft 506 and the second bevel gear 505 to rotate, and utilizes the linkage effect between the second bevel gear 505 and the first bevel gear 504 to transmit power to the first bevel gear 504, so that the first bevel gear 504 drives the second lead screw 503 to rotate, and then utilizes the linkage effect between the second lead screw 503 and the second threaded sleeve 502, and under the restriction of the limit rod 508 and the second through hole, the second threaded sleeve 502 moves upward, and the front and rear use angles of the fixing base 501 are adjusted by the second threaded sleeve 502, which facilitates the adjustment of the use angles of the fixing base 501 and the laser pen 6, so that the laser pen 6 and the laser rangefinder 2 are always in a parallel state.

[0034] Working principle: When in use, place the laser pointer 6 into the first through hole opened in the fixing seat 501, then start the driving motor 510, and the driving motor 510 drives the third screw 511 and the fourth screw 512 to rotate. By utilizing the linkage effect between the third screw 511, the fourth screw 512 and the two third threaded sleeves 513, the power is transmitted to the two third threaded sleeves 513, so that the two third threaded sleeves 513 respectively drive the fixing blocks 514 to move relative to each other, and the laser pointer 6 is clamped and fixed by the fixing blocks 514. According to actual needs, manually operate the second hand crank 507 to drive the connecting shaft 506 and the second bevel gear 505 to rotate. By utilizing the second bevel gear 505 and The linkage effect between the first bevel gears 504 transmits power to the first bevel gear 504, causing the first bevel gear 504 to drive the second lead screw 503 to rotate. Then, the linkage effect between the second lead screw 503 and the second threaded sleeve 502 is utilized, and under the restriction of the limit rod 508 and the second through hole, the second threaded sleeve 502 is moved upward, and the front and rear use angles of the fixing seat 501 are adjusted by the second threaded sleeve 502. After the use position and use angle of the laser pen 6 are adjusted, the user holds the handle 7 with one hand and presses the button 8 with a finger. At this time, the laser rangefinder 2 and the laser pen 6 are simultaneously started, causing them to emit lasers at the same time and shoot them to the position of the distant point to be measured for measurement;

[0035] When the device is finished using, the first hand crank 403 is manually operated to drive the first screw 402 to rotate. The linkage effect between the first screw 402 and the first threaded sleeve is used to transmit power to the first threaded sleeve, so that the first threaded sleeve drives the protective plate 404 and the cleaning block 405 to move. The protective plate 404 shields and protects the output ends of the laser rangefinder 2 and the laser pen 6, and the cleaning block 405 cleans the dust and impurities adhered to the surfaces of the laser rangefinder 2 and the laser pen 6 during use during the movement, which is convenient to use.

[0036] The above is only a preferred specific implementation method of the present invention, but the protection scope of the present invention is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the present invention can make equivalent replacements or changes based on the technical solution and utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A high-definition and high-stability laser rangefinder suitable for daytime use, comprising a housing (1), characterized in that: A laser rangefinder (2) is provided on one side of the interior of the housing (1), and mounting grooves (3) are provided on both sides of the laser rangefinder (2). The mounting grooves (3) are located inside the housing (1), and an adjustment and fixing component (5) and a laser pen (6) are provided inside the mounting grooves (3), respectively. A protective cleaning component (4) is provided above the mounting grooves (3); The protective cleaning assembly (4) comprises a first cavity (401), the first cavity (401) being located inside the housing (1), and a first lead screw (402) being provided on the top side inside the first cavity (401), the first lead screw (402) being rotatably connected inside the housing (1), and one end of the first lead screw (402) extending to the outside of the housing (1) and fixedly connected to a first hand crank (403), a first threaded sleeve being threadedly connected to the first lead screw (402), a protective plate (404) being fixedly connected to the outer peripheral side of the first threaded sleeve, a cleaning block (405) being fixedly connected to the side of the protective plate (404) facing the laser rangefinder (2), the protective plate (404) being arranged in a rectangular shape, and the protective plate (404) being slidably connected to the inside of the first cavity (401).

2. The high-definition and high-stability laser rangefinder suitable for daytime use according to claim 1, characterized in that: The adjusting and fixing assembly (5) comprises a fixing seat (501), a first through hole is provided inside the fixing seat (501), the first through hole is slidably connected to the laser pen (6), a second cavity (509) is provided inside the fixing seat (501), the second cavity (509) is communicated with the first through hole, and a driving motor (510) is provided on one side of the top of the second cavity (509), one end of the output shaft of the driving motor (510) is fixedly connected to a third lead screw (511), the other end of the third lead screw (511) is fixedly connected to a fourth lead screw (512), and the other end of the fourth lead screw (512) is rotatably connected to the fixing seat (501) via a bearing.

3. The high-definition and high-stability laser rangefinder suitable for daytime use according to claim 2, characterized in that: The third lead screw (511) and the fourth lead screw (512) are symmetrically distributed along the center of the fixed seat (501), and the thread rotation directions of the third lead screw (511) and the fourth lead screw (512) are opposite. The third lead screw (511) and the fourth lead screw (512) are threadedly connected to a third threaded sleeve (513), and the bottom of the third threaded sleeve (513) is fixedly connected to a fixed block (514). An arc groove is provided on opposite sides of the two fixed blocks (514). The top of the third threaded sleeve (513) is fixedly connected to a slider, and the other side of the slider is slidably connected to a slide rail, and the slide rail is arranged on the top side inside the fixed seat (501).

4. The high-definition and high-stability laser rangefinder suitable for daytime use according to claim 3, characterized in that: A second threaded sleeve (502) is provided on both sides below the fixing seat (501), a second screw (503) is threadedly connected at the center of the bottom of the second threaded sleeve (502), the bottom end of the second screw (503) is rotatably connected to the inside of the housing (1), and a first bevel gear (504) is fixedly connected to the bottom of the second screw (503), one side of the first bevel gear (504) is meshedly connected to the second bevel gear (505), and a connecting shaft (506) is fixedly connected inside the second bevel gear (505), the connecting shaft (506) is rotatably connected to the inside of the housing (1), and one end of the connecting shaft (506) extends to the outside of the housing (1) and is fixedly connected to a second hand crank (507).

5. The high-definition and high-stability laser rangefinder suitable for daytime use according to claim 4, characterized in that: Second through holes are provided on both sides of the interior of the second threaded sleeve (502), and a limiting rod (508) is slidably connected inside the second through hole. The bottom end of the limiting rod (508) is slidably connected to the interior of the housing (1).

6. The high-definition and high-stability laser rangefinder suitable for daytime use according to claim 5, characterized in that: A handle (7) is fixedly connected to one side of the bottom of the housing (1), and the handle (7) is arranged on a side away from the laser rangefinder (2). A button (8) is arranged on one side of the top of the handle (7), and the button (8) is arranged on a side opposite to the laser rangefinder (2).

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