Digital display handheld laser measuring tape range finder
The laser tape measure addresses measurement inaccuracies and durability issues by incorporating a sliding cover to shield the laser and a protective cover, along with a versatile pen holder, ensuring accurate and durable operation.
Patent Information
- Application Number
- CN202422059998.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-24
- Publication Date
- 2025-07-15
- Estimated Expiration
- 2034-08-24
AI Technical Summary
The existing digital handheld laser tape measuring rangefinder is subject to strong sunlight interference when used outdoors, which affects the distance measurement accuracy and is susceptible to damage, resulting in unstable equipment in a variety of usage scenarios.
A digital handheld laser tape measure rangefinder is designed, equipped with a detachable light shield and protective cover. The light shielding effect is ensured through the slide rail and limit block structure, and the mapping pen is stabilized by clamping components to enhance the stability and protection of the equipment.
It effectively reduces the impact of external light on distance measurement, improves distance measurement accuracy, and protects the equipment through protective covers, enhancing the stability and service life of the equipment.
Smart Images
Figure CN223108067U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of measuring equipment, in particular to a digital display handheld laser tape measure rangefinder. Background Art
[0002] A tape measure is a flexible ruler that can be freely unrolled and rolled up, made of cloth, leather, steel, plastic, etc. A laser rangefinder is an instrument that uses a certain parameter of modulated laser to measure the distance to a target. In order to make the measurement operation of the laser tape measure rangefinder more convenient, the reading more intuitive, and it is also convenient to carry, a digital display handheld laser tape measure surveying instrument is needed.
[0003] After retrieval, the existing Chinese patent publication number is: CN215264037U, which provides a digital display handheld laser tape measure rangefinder. This patent can quickly and accurately measure the distance and display it through a display screen, which is convenient and fast. At the same time, when recording data, it is no longer necessary to hold the rangefinder by hand, which is more convenient and saves time.
[0004] Although the above patent no longer requires holding the rangefinder by hand, which is more convenient and saves time, the above digital display handheld laser tape measure rangefinder still has the following problems: when used outdoors, strong sunlight will affect the laser irradiation and affect the ranging accuracy; at the same time, the laser tape measure rangefinder is used in a variety of scenarios and is easily damaged during the process. Summary of the Utility Model
[0005] The purpose of the utility model is to provide a digital display handheld laser tape measure rangefinder to solve the problems in the background art.
[0006] To achieve the above purpose, the utility model provides the following technical solution: A digital display handheld laser tape measure rangefinder, including a housing, a handle is fixedly connected to the rear side of the housing, a casing is fixedly connected to the front side of the top of the housing, a slide rail is fixedly connected to the middle position on the right side of the casing, a slider is slidably connected to the inner side of the slide rail, a light-shielding cover is fixedly connected to the right side of the slider, a clamping block is fixedly connected to the left side of the casing, a clamping assembly is arranged inside the clamping block, a groove block is fixedly connected to the front side of the housing, a groove is opened at the middle position of the bottom of the groove block and a limiting block is slidably connected thereto, a tape measure is slidably connected to the front side of the housing through an opening, a hole is opened at one side of the top of the tape measure and a screw is threadedly connected thereto, a limiting hook is arranged on the front side of the tape measure, and the tape measure and the limiting hook are connected by a screw, a protective cover is arranged on the front side of the housing, and a connecting hook is fixedly connected to the middle position on the rear side of the bottom of the protective cover.
[0007] By adopting the above technical solutions, the laser tape measure can fixedly clamp surveying pens of different models and adapt to surveying work in different scenarios; meanwhile, a light-shielding cover is installed on the housing of the machine shell, which effectively solves the problem of outdoor light interference, and at the same time, the protective cover can protect the safety of the device when it is not in use.
[0008] As a further description of the above technical solution: The clamping assembly includes a ring, and the ring is fixedly connected to the middle position on the right side inside the clamp block. Through holes are provided at the middle positions on the left and right sides of the clamp block and are threadedly connected with fixing bolts, and one end of the fixing bolt is slidably connected to one side of the ring. A surveying pen is arranged inside the ring.
[0009] By adopting the above technical solutions, the clamping assembly stably clamps the surveying pen, improving the stability of the surveying pen. When making a mark after distance measurement, only need to rotate the handle to make the pen tip mark on the surface of the object.
[0010] As a further description of the above technical solution: A sliding block is fixedly connected to the top of the front side of the limiting block, and a groove is provided at the middle position on the front side of the groove block and is slidably connected with the sliding block.
[0011] By adopting the above technical solutions, when the sliding block is pushed, the limiting block slides downward, and the limiting block restricts the position of the tape measure.
[0012] As a further description of the above technical solution: A connecting ring is fixedly connected to the middle position at the bottom of the handle, and the protective cover is connected to the handle through the connecting ring and a connecting hook.
[0013] By adopting the above technical solutions, the connecting hook hooks the connecting ring, which helps to ensure that the tape measure does not slide out of the protective cover.
[0014] As a further description of the above technical solution: A hole is provided at the rear side of the top of the slide rail and is slidably connected with a limiting bolt, and one end of the limiting bolt is slidably connected to the rear side of the top of the slider.
[0015] By adopting the above technical solutions, the limiting bolt fixes the position of the slider inside the slide rail, ensuring that the light-shielding cover effectively reduces the influence of external light on the laser lamp.
[0016] As a further description of the above technical solution: A display screen is arranged at the middle position on the top of the machine shell.
[0017] By adopting the above technical solutions, the measured distance is displayed on the display screen, facilitating clear and intuitive reading.
[0018] As a further description of the above technical solution: A switch button is arranged at the middle position on the rear side of the top of the housing, and a control button is arranged on the left side of the housing.
[0019] By adopting the above technical solution, the switch button controls the turning on and off of the laser lamp and the display screen; the control button can change the light mode of the laser lamp.
[0020] Compared with the prior art, the beneficial effects of the present utility model are as follows:
[0021] 1. A digital display handheld laser tape measure rangefinder provided by the present utility model first installs a clamp block on one side of the housing. There is a circular ring inside the clamp block, and a surveying pen is placed inside the circular ring, and the surveying pen is stabilized by a fixing pin, which helps to fix and replace different types of surveying pens, helps the laser tape measure rangefinder to conduct surveys on different objects, and improves flexibility.
[0022] 2. A digital display handheld laser tape measure rangefinder provided by the present utility model adds a slide rail on the other side of the housing. There is a slider inside the light-shielding cover that slides inside the slide rail, which facilitates the installation and disassembly of the light-shielding cover, reduces the interference of outdoor light on the laser, and avoids affecting the survey results; at the same time, a protective cover is added. There is a connecting hook at the bottom of the protective cover that is connected to the connecting ring at the bottom of the handle, which effectively prevents dust and is beneficial to protecting the safety of the rangefinder. BRIEF DESCRIPTION OF THE DRAWINGS
[0023] Figure 1 It is a schematic diagram of the overall structure of a digital display handheld laser tape measure rangefinder proposed by the present utility model;
[0024] Figure 2 It is a schematic diagram of the partial structure of the surveying pen of a digital display handheld laser tape measure rangefinder proposed by the present utility model;
[0025] Figure 3 It is a schematic diagram of the partial structure of the protective cover of a digital display handheld laser tape measure rangefinder proposed by the present utility model;
[0026] Figure 4 It is a schematic diagram of the partial structure of the limiting device of a digital display handheld laser tape measure rangefinder proposed by the present utility model.
[0027] Legend Explanation:
[0028] 1. Housing; 2. Handle; 3. Case; 4. Slide rail; 5. Clamp block; 6. Circular ring; 7. Fixing bolt; 8. Slider; 9. Light-shielding cover; 10. Limiting bolt; 11. Grooved block; 12. Limiting block; 13. Sliding block; 14. Tape measure; 15. Limiting hook; 16. Screw; 17. Protective cover; 18. Connecting hook; 19. Connecting ring; 20. Display screen; 21. Switch button; 22. Control button; 23. Surveying pen. DETAILED DESCRIPTION OF THE EMBODIMENTS
[0029] The following will clearly and completely describe the technical solutions in the embodiments of the present utility model in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.
[0030] To further understand the content of the present utility model, the present utility model will be described in detail in conjunction with the accompanying drawings.
[0031] Combined Figure 1 and Figure 4 , a digital display handheld laser tape measure rangefinder of the present utility model includes a housing 1. A handle 2 is fixedly connected to the rear side of the housing 1, and the handle 2 facilitates the operation of the rangefinder personnel. A casing 3 is fixedly connected to the front side of the top of the housing 1. A groove block 11 is fixedly connected to the front side of the housing 1. A groove is formed in the middle position of the bottom of the groove block 11 and is slidably connected with a limit block 12. When the limit block 12 moves downward, one end of the limit block 12 presses against the top of the tape measure 14 to ensure that the tape measure 14 no longer moves, facilitating surveying and mapping. A hole is formed in the bottom of the front side of the housing 1 and is slidably connected with a tape measure 14. A hole is formed in one side of the top of the tape measure 14 and is threadedly connected with a screw 16. A limit hook 15 is arranged on the front side of the tape measure 14, and the tape measure 14 and the limit hook 15 are connected by a screw 16. The limit hook 15 hooks one side of an object to fix one side of the tape measure 14 and prevent one end of the tape measure 14 from moving, affecting the ranging result. A sliding block 13 is fixedly connected to the top of the front side of the limit block 12. A groove is formed in the middle position of the front side of the groove block 11 and is slidably connected with the sliding block 13. A display screen 20 is arranged at the middle position of the top of the casing 3. A switch button 21 is arranged at the middle position of the rear side of the top of the housing 1. A control button 22 is arranged on the left side of the housing 1.
[0032] Combined Figure 1 and Figure 2 , a clamping block 5 is fixedly connected to the left side of the casing 3. A clamping assembly is arranged inside the clamping block 5. The clamping assembly includes a ring 6, and the ring 6 is fixedly connected to the middle position of the right side inside the clamping block 5. Holes are formed in the middle positions of the left and right sides of the clamping block 5 and are threadedly connected with fixing bolts 7, and one end of the fixing bolt 7 is slidably connected with one side of the ring 6. A surveying pen 23 is arranged inside the ring 6. By rotating the fixing bolt 7, one end of the fixing bolt 7 moves inward until one end presses and fixes the surveying pen 23.
[0033] Combined Figure 2 and Figure 3, a slide rail 4 is fixedly connected to the middle position on the right side of the housing 3. A slider 8 is slidably connected to the inner side of the slide rail 4. A light-shielding cover 9 is fixedly connected to the right side of the slider 8. A protective cover 17 is provided on the front side of the housing 1. A connecting hook 18 is fixedly connected to the middle position at the rear side of the bottom of the protective cover 17. A connecting ring 19 is fixedly connected to the middle position at the bottom of the handle 2. The protective cover 17 and the handle 2 are connected by the connecting ring 18 and the connecting hook 19. A hole is formed in the rear side of the top of the slide rail 4 and a limit bolt 10 is slidably connected thereto, and one end of the limit bolt 10 is slidably connected to the rear side of the top of the slider 8.
[0034] Working principle: First, disconnect the connecting hook 18 and the connecting ring 19, slowly take out the laser tape measure, slide the light-shielding cover 9 with the slider 8 into the front side of the slide rail 4, and use the limit bolt 10 to limit the position of the slider 8. Place the surveying pen 23 to be used inside the ring 6, and then rotate the fixing pin 6. One end of the fixing pin 6 presses on both sides of the surveying pen 23 to fix the position of the surveying pen 23. Press the switch button 21, the laser light at the bottom of the housing 3 lights up, and the display screen 20 lights up. Hook the limit hook 15 to one end of the ranging object, hold the handle 2 and pull it backward. The laser shines on the scale on the tape 14. Hold the handle 2 and rotate it to make the tip of the surveying pen 23 draw a line on the surface of the object for ranging. Slide the slider 13 downward, the limit block 12 presses the tape 14 downward to keep the extended length of the tape 14. Slide the slider 13 upward, and the tape 14 retracts.
[0035] Finally, it should be noted that the above are only the preferred embodiments of the present invention and are not used to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.
Claims
1. A digital display handheld laser tape measure rangefinder, comprising a housing (1), characterized in that: A handle (2) is fixedly connected to the rear side of the housing (1). A chassis (3) is fixedly connected to the front side of the top of the housing (1). A slide rail (4) is fixedly connected to the middle position on the right side of the chassis (3). A slider (8) is slidably connected to the inner side of the slide rail (4). A light-shielding cover (9) is fixedly connected to the right side of the slider (8). A clamping block (5) is fixedly connected to the left side of the chassis (3). A clamping assembly is arranged inside the clamping block (5). A groove block (11) is fixedly connected to the front side of the housing (1). A groove is formed in the middle position at the bottom of the groove block (11) and a limit block (12) is slidably connected thereto. A hole is formed in the bottom of the front side of the housing (1) and a measuring tape (14) is slidably connected thereto. A hole is formed in one side of the top of the measuring tape (14) and a screw (16) is threadedly connected thereto. A limit hook (15) is arranged on the front side of the measuring tape (14), and the measuring tape (14) is connected to the limit hook (15) through the screw (16). A protective cover (17) is arranged on the front side of the housing (1). A connecting hook (18) is fixedly connected to the middle position at the rear side of the bottom of the protective cover (17).
2. The digital display hand-held laser tape measure rangefinder according to claim 1, wherein: The clamping assembly includes a ring (6), and the ring (6) is fixedly connected to the middle position on the right side inside the clamping block (5). Holes are formed in the middle positions on the left and right sides of the clamping block (5) and a fixing bolt (7) is threadedly connected thereto, and one end of the fixing bolt (7) is slidably connected to one side of the ring (6). A surveying pen (23) is arranged inside the ring (6).
3. A digital display hand-held laser tape measure rangefinder according to claim 1, characterized in that: A sliding block (13) is fixedly connected to the top of the front side of the limit block (12). A groove is formed in the middle position on the front side of the groove block (11) and is slidably connected to the sliding block (13).
4. A digital display hand-held laser tape measure rangefinder according to claim 1, characterized in that: A connecting ring (19) is fixedly connected to the middle position at the bottom of the handle (2). The protective cover (17) is connected to the handle (2) through the connecting ring (19) and the connecting hook (18).
5. A digital display handheld laser tape measure rangefinder according to claim 1, characterized in that: A hole is formed in the rear side of the top of the slide rail (4) and a limit bolt (10) is slidably connected thereto, and one end of the limit bolt (10) is slidably connected to the rear side of the top of the slider (8).
6. A digital display handheld laser tape measure rangefinder according to claim 1, characterized in that: A display screen (20) is arranged at the middle position on the top of the chassis (3).
7. The digital display hand-held laser tape measure rangefinder according to claim 1, characterized in that: A switch button (21) is arranged at the middle position on the rear side of the top of the housing (1). A control button (22) is arranged on the left side of the housing (1).