Fixing device of laser range finder for engineering cost

Abstract

The utility model relates to the technical field of range finder fixing, and discloses a fixing device of a laser range finder for construction cost, which comprises a base, a slide way is arranged on the outer wall of the top of the base, a mounting mechanism is arranged on the base, an adjusting mechanism is arranged on the base, and the mounting mechanism comprises a supporting plate. The supporting plates are slidably connected to the inner walls of the two sides of the sliding way, first springs are fixedly connected to the outer walls of the sides, away from the sliding way, of the supporting plates, hinge rods are rotatably connected to the inner walls of the two sides of the supporting plates through bearings, and clamps are fixedly connected to the ends, away from the first springs, of the hinge rods. According to the utility model, the supporting plate, the hinge rod and other structures are arranged, so that the measuring instrument is conveniently clamped, meanwhile, the measuring instrument is prevented from being directly exposed to the sun to a certain extent, the measuring instrument is isolated to a certain extent, and the problem that the connecting part of the outer surface of the measuring instrument is eroded and blocked by dust pervading in a measuring environment, and the equipment is easily damaged is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of rangefinder fixing, in particular to a fixing device for a laser rangefinder used for engineering cost. Background Art

[0002] A laser rangefinder is an instrument that uses a certain parameter of a modulated laser to accurately measure the distance to a target. A pulsed laser rangefinder emits one or a series of short pulsed laser beams toward a target. The photoelectric element receives the laser beam reflected by the target. The timer measures the time from emission to reception of the laser beam and calculates the distance from the rangefinder to the target. When the power of the emitted laser beam is sufficient, the range of the rangefinder can reach about 40 kilometers or even farther. The laser rangefinder can operate day and night, so it is widely used in engineering cost.

[0003] After searching, Chinese patent announcement number: CN216387360U discloses a laser rangefinder fixing device for engineering cost, including a top box, one side of the top box is rotatably connected to a movable seat through a rotating shaft, one side of the top box is fixedly installed with a motor, one end of the motor output shaft is fixedly connected to one end of the rotating shaft, a laser rangefinder is arranged in the movable seat, a fixing mechanism is arranged between the movable seat and the laser rangefinder, a bottom platform is arranged below the top box, and a sliding groove is opened on the top surface of the bottom platform. The laser rangefinder is clamped on the movable seat by the fixing mechanism, and the two threaded sleeves are driven to move by the adjusting mechanism. When the two threaded sleeves move, the top box will be driven to rise and fall, which is convenient for adjusting the height of the laser rangefinder.

[0004] The above device has the following defects: the laser rangefinder fixing device is inconvenient to protect the rangefinder when in use; in hot environments and dusty on-site measurement areas, the photometric rangefinder is susceptible to exposure to the sun and stains in the air, resulting in equipment failure and damage. Therefore, a fixing device for a laser rangefinder for engineering cost is proposed to solve the above problems. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides a fixing device for a laser rangefinder for engineering cost, aiming to improve the problem in the prior art that in hot environments and dusty on-site measurement areas, the photometric rangefinder is susceptible to exposure to sunlight and stains in the air, leading to equipment failure and damage.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a fixing device for a laser rangefinder for engineering cost, comprising a base, a top outer wall of the base is provided with a slideway, a mounting mechanism is arranged on the base, an adjusting mechanism is arranged on the base, the mounting mechanism comprises a support plate, the support plate is slidably connected to the inner walls on both sides of the slideway, the outer wall of the support plate on the side away from the slideway is fixedly connected to a first spring, the inner walls on both sides of the support plate are rotatably connected to hinged rods through bearings, one end of the hinged rod away from the first spring is fixedly connected to a clamp, one end of the hinged rod close to the first spring is fixedly connected to a spur gear, a tooth plate is meshedly connected to the spur gear, the top outer wall of the tooth plate is fixedly connected to an adjusting disk, and the bottom outer wall of the adjusting disk is rotatably connected to an isolation cover.

[0007] As a further description of the above technical solution: the adjustment mechanism includes an annular frame, which is rotatably connected to the side outer wall of the base, and the top outer wall of the annular frame is fixedly connected to a fan-shaped plate, the outer wall of the isolation cover on the side close to the fan-shaped plate is provided with a threaded groove, the bottom inner wall of the base is slidably connected with a paddle, the outer wall of the paddle on the side close to the fan-shaped plate is fixedly connected to an adjustment plate, and the outer wall of the paddle on the side away from the adjustment plate is fixedly connected to a second spring.

[0008] As a further description of the above technical solution: one end of the first spring away from the support plate is fixedly connected to an inner wall of one side of the base.

[0009] As a further description of the above technical solution: the two ends of the hinged rod penetrate the outer walls of both sides of the support plate, and the outer wall of the side of the clamp away from the hinged rod is clamped with the laser measuring instrument body.

[0010] As a further description of the above technical solution: the tooth plate is slidably connected to an inner wall of one side of the support plate, and the inner diameter of the isolation cover is matched with the outer diameter of the base.

[0011] As a further description of the above technical solution: an anti-slip groove is provided on the side outer wall of the annular frame, and the isolation cover is slidably connected to the outer wall of one side of the sector plate close to the base.

[0012] As a further description of the above technical solution: the adjustment plate is slidably connected to the bottom inner wall of the base, and the adjustment plate is slidably connected to the bottom outer wall of the annular frame.

[0013] As a further description of the above technical solution: a bracket connecting groove is opened on the bottom outer wall of the base.

[0014] The utility model has the following beneficial effects:

[0015] 1. In the utility model, by providing structures such as a support plate, a hinged rod, and a toothed plate, the measuring instrument can be conveniently clamped while being protected from direct sunlight to a certain extent, and the measuring instrument can be isolated to a certain extent, thereby reducing the dust in the measuring environment from corroding and jamming the surface connection of the measuring instrument, which can easily cause damage to the equipment.

[0016] 2. In the utility model, by providing structures such as fan-shaped plates, paddles, and adjustment plates, the annular frame can be conveniently replaced and maintained, thereby improving the difficulty in applying lubricating oil to the sliding inner wall and reducing the tendency for certain sand stains to adhere to the sliding gaps due to long-term use, resulting in outer wall wear during rotation and affecting service life. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of a front view of a fixing device for a laser rangefinder for engineering cost proposed by the utility model;

[0018] Figure 2 A side view schematic diagram of a fixing device for a laser rangefinder for engineering cost proposed by the utility model;

[0019] Figure 3 A cross-sectional schematic diagram of a fixing device for a laser rangefinder for engineering cost proposed by the utility model;

[0020] Figure 4 The utility model is a schematic diagram of an adjustment mechanism of a fixing device of a laser rangefinder for engineering cost.

[0021] Legend:

[0022] 1. Base; 2. Bracket connecting groove; 3. Slide; 4. Mounting mechanism; 41. Support plate; 42. First spring; 43. Articulated rod; 44. Clamp; 45. Laser measuring instrument body; 46. Spur gear; 47. Tooth plate; 48. Adjustment disk; 49. Isolation cover; 5. Adjustment mechanism; 51. Ring frame; 52. Fan-shaped plate; 53. Threaded groove; 54. Paddle; 55. Adjustment plate; 56. Second spring. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] Reference Figure 1-Figure 3The utility model provides an embodiment: a fixing device for a laser rangefinder for engineering cost, comprising a base 1, a slideway 3 is provided on the top outer wall of the base 1, and a support plate 41 is smoothly moved by setting the slideway 3, a mounting mechanism 4 is provided on the base 1, and an adjustment mechanism 5 is provided on the base 1, and the mounting mechanism 4 comprises a support plate 41, and the support plate 41 is slidably connected to the inner walls on both sides of the slideway 3, and the outer wall of the side of the support plate 41 away from the slideway 3 is fixedly connected with a first spring 42, and the first spring 42 is provided to continuously generate a thrust on the support plate 41, and the inner walls on both sides of the support plate 41 are adjusted. The wall is rotatably connected to a hinged rod 43 through a bearing, and one end of the hinged rod 43 away from the first spring 42 is fixedly connected to a clamp 44. By setting the clamp 44, the measuring instrument is clamped and fixed, and one end of the hinged rod 43 close to the first spring 42 is fixedly connected to a spur gear 46, and a tooth plate 47 is meshingly connected to the spur gear 46. An adjusting disk 48 is fixedly connected to the top outer wall of the tooth plate 47. The adjusting disk 48 is provided for easy gripping by personnel, and an isolation cover 49 is rotatably connected to the bottom outer wall of the adjusting disk 48. The isolation cover 49 is provided to provide a certain degree of isolation and protection for the measuring instrument when no measurement is performed.

[0025] Reference Figure 2-Figure 3 One end of the first spring 42 away from the support plate 41 is fixedly connected to the inner wall of one side of the base 1, the two ends of the hinge rod 43 pass through the outer walls of both sides of the support plate 41, the outer wall of the clamp 44 away from the hinge rod 43 is clamped with the laser measuring instrument body 45, the tooth plate 47 is slidably connected to the inner wall of one side of the support plate 41, and the isolation cover 49 is supported by setting the tooth plate 47. The inner diameter of the isolation cover 49 is matched with the outer diameter of the base 1. The bottom outer wall of the base 1 is provided with a bracket connecting groove 2. By setting the bracket connecting groove 2, it is convenient to support the tripod from the outside to support the overall equipment.

[0026] Reference Figure 3-Figure 4The adjusting mechanism 5 includes an annular frame 51, which is rotatably connected to the side outer wall of the base 1, and the top outer wall of the annular frame 51 is fixedly connected with a sector plate 52. The annular frame 51 is provided to facilitate rotation on the base 1. A threaded groove 53 is provided on the outer wall of the isolation cover 49 close to the sector plate 52. The threaded groove 53 is provided to facilitate the isolation cover 49 and the sector plate 52 to be threadedly fixed when they are rotated to a certain angle. The bottom inner wall of the base 1 is slidably connected with a paddle 54. The paddle 54 is provided to facilitate moving the adjusting plate 55. The paddle 54 is close to the An adjustment plate 55 is fixedly connected to the outer wall of one side of the sector plate 52, and a second spring 56 is fixedly connected to the outer wall of the side of the paddle 54 away from the adjustment plate 55. An anti-slip groove is provided on the side outer wall of the annular frame 51. The anti-slip groove is provided to prevent people from slipping when turning the annular frame 51. The isolation cover 49 is slidably connected to the outer wall of one side of the sector plate 52 close to the base 1, and the adjustment plate 55 is slidably connected to the bottom inner wall of the base 1. The annular frame 51 is vertically limited by providing the adjustment plate 55, and the adjustment plate 55 is slidably connected to the bottom outer wall of the annular frame 51.

[0027] Working principle: by pulling the support plate 41, the laser measuring instrument body 45 is placed on the clamp 44, so that the first spring 42 pushes the support plate 41 to move the hinge rod 43, and the hinge rod 43 moves to drive the clamp 44 to clamp the laser measuring instrument body 45. When the laser measuring instrument body 45 is used, it is necessary to rotate the angle, so that the clamp 44 rotates to drive the hinge rod 43 to rotate, the hinge rod 43 rotates to drive the spur gear 46 to rotate, the spur gear 46 rotates to drive the tooth plate 47 to move, the tooth plate 47 moves to drive the adjustment disk 48 to rise and fall, the adjustment disk 48 rises and falls to drive the isolation cover 49 to move, so that the isolation cover 49 is adjusted according to the laser The rotation angle of the optical measuring instrument body 45 is used to adjust the opening and closing size. When not in use, the laser measuring instrument body 45 is in a vertical state, so that the isolation cover 49 is attached to the base 1. When it needs to be moved and carried, the sector plate 52 and the isolation cover 49 are threadedly fixed to each other through the thread groove 53 by rotating the annular frame 51, and then the top of the adjustment disk 48 is held for transportation. The second spring 56 is squeezed by pulling the paddle 54, and the paddle 54 drives the adjustment plate 55 to move, so that the adjustment plate 55 is separated from the bottom of the annular frame 51, and the annular frame 51 is disassembled, and the dead corner of the sliding connection is conveniently cleaned.

[0028] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A fixing device for a laser rangefinder for engineering cost measurement, comprising a base (1), characterized in that: A slideway (3) is provided on the top outer wall of the base (1). A mounting mechanism (4) is provided on the base (1). An adjustment mechanism (5) is provided on the base (1). The mounting mechanism (4) comprises a support plate (41). The support plate (41) is slidably connected to the inner walls on both sides of the slideway (3). The outer wall of the support plate (41) on one side away from the slideway (3) is fixedly connected to a first spring (42). The inner walls on both sides of the support plate (41) are rotatably connected to hinged rods (43) via bearings. One end of the hinged rod (43) away from the first spring (42) is fixedly connected to a clamp (44). One end of the hinged rod (43) close to the first spring (42) is fixedly connected to a spur gear (46). A toothed plate (47) is meshingly connected to the spur gear (46). An adjustment disk (48) is fixedly connected to the top outer wall of the toothed plate (47). An isolation cover (49) is rotatably connected to the bottom outer wall of the adjustment disk (48).

2. The fixing device of a laser rangefinder for construction cost according to claim 1 is characterized in that: The adjusting mechanism (5) comprises an annular frame (51), the annular frame (51) being rotatably connected to the side outer wall of the base (1), the top outer wall of the annular frame (51) being fixedly connected to a sector plate (52), the outer wall of the isolation cover (49) being close to the sector plate (52) being provided with a threaded groove (53), the bottom inner wall of the base (1) being slidably connected to a paddle (54), the outer wall of the paddle (54) being close to the sector plate (52) being fixedly connected to an adjusting plate (55), and the outer wall of the paddle (54) being away from the adjusting plate (55) being fixedly connected to a second spring (56).

3. The fixing device of a laser rangefinder for construction cost according to claim 1, characterized in that: One end of the first spring (42) away from the support plate (41) is fixedly connected to an inner wall of one side of the base (1).

4. The fixing device of a laser rangefinder for construction cost according to claim 1, characterized in that: Both ends of the hinged rod (43) penetrate through the outer walls of both sides of the support plate (41), and a laser measuring instrument body (45) is clamped on the outer wall of one side of the clamp (44) away from the hinged rod (43).

5. The fixing device of the laser rangefinder for construction cost according to claim 1 is characterized in that: The tooth plate (47) is slidably connected to an inner wall of one side of the support plate (41), and the inner diameter of the isolation cover (49) is adapted to the outer diameter of the base (1).

6. The fixing device of the laser rangefinder for engineering cost according to claim 2 is characterized in that: The side outer wall of the annular frame (51) is provided with an anti-slip groove, and the isolation cover (49) is slidably connected to the outer wall of one side of the sector plate (52) close to the base (1).

7. The fixing device of the laser rangefinder for engineering cost according to claim 2 is characterized in that: The adjustment plate (55) is slidably connected to the bottom inner wall of the base (1), and the adjustment plate (55) is slidably connected to the bottom outer wall of the annular frame (51).

8. The fixing device of a laser rangefinder for construction cost according to claim 1, characterized in that: The bottom outer wall of the base (1) is provided with a bracket connection groove (2).

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