CN220171234U

CN220171234U - Laser ranging device

Info

Publication number: CN220171234U
Application number: CN202320529265.5U
Authority: CN
Inventors: 侯延科; 王宝鸿
Original assignee: Zhisheng International Project Management Co ltd
Current assignee: Zhisheng International Project Management Co ltd
Priority date: 2023-03-17
Filing date: 2023-03-17
Publication date: 2023-12-12
Anticipated expiration: 2033-03-17

Abstract

The utility model relates to a laser ranging device, which comprises a bottom shell and a lifting adjusting mechanism, wherein a first screw rod is rotatably arranged on the bottom shell, a first bevel gear is arranged on the first screw rod, a motor arranged on the bottom of the bottom shell is connected with the first screw rod in a driving way, a fixed sleeve is fixedly arranged in the bottom shell, a plurality of sliding sleeves are slidably arranged on the side wall of the bottom shell in a penetrating way, idler wheels are arranged at the outer ends of the sliding sleeves, a second screw rod is arranged in the sliding sleeves and is in threaded connection with the sliding sleeves, a second bevel gear meshed with the first bevel gear is rotatably arranged at one end of the screw rod, the lifting adjusting mechanism is arranged on the top of the bottom shell and is in driving connection with the first screw rod, the lifting adjusting mechanism is connected with a laser ranging instrument body through an angle adjusting mechanism, the device can automatically adjust the supporting span of the lifting adjusting mechanism along with the lifting of the laser ranging instrument body, so that the supporting stability of the lifting adjusting mechanism is improved, and when the lifting device is contracted, the supporting device automatically, the device is contracted, and the device is greatly reduced in volume and is convenient to carry.

Description

Laser ranging device

Technical Field

The utility model belongs to the technical field of distance measurement, and particularly relates to a laser distance measuring device.

Background

The working principle of the laser range finder is that a beam or a sequence of short pulse laser beams are emitted to a target object, the laser beams reflected by the target object are received by a photoelectric element, and the distance between the laser range finder and the target object is calculated by calculating the time from the emission to the reception of the laser beams. Laser rangefinders often require elevated use to avoid abnormal obstruction of the laser beam. The utility model discloses an outdoor laser rangefinder based on municipal works among the prior art CN216202063U, the device is equipped with lift adjustment mechanism on the base, install laser rangefinder body through rotatory adjustment mechanism on the lift adjustment mechanism, utilize lift adjustment mechanism adjustable laser rangefinder body height, utilize the angle of rotatory adjustment mechanism adjustable laser rangefinder body, but the device when using, can exist and rise and lead to its supporting stability to worsen the condition along with the laser rangefinder body, have great volume after the device shrink in addition, inconvenient carry.

Disclosure of Invention

The utility model provides a laser ranging device which can automatically adjust the supporting span along with the rising of a laser ranging device body so as to improve the supporting stability, and can automatically shrink the supporting during shrinkage, thereby greatly reducing the shrinkage volume and being convenient to carry.

The utility model adopts the technical scheme that:

the utility model provides a laser rangefinder, includes drain pan and lifting adjustment mechanism, rotate on the drain pan and wear to be equipped with screw rod one, be equipped with bevel gear one on the screw rod one, screw rod one drive connect install in motor on the drain pan bottom, the drain pan internal fixation is equipped with fixed cover, slide on the drain pan lateral wall and wear to be equipped with a plurality of sliding sleeves, be equipped with the gyro wheel on the sliding sleeve outer end, be equipped with screw rod two and with its threaded connection in the sliding sleeve, screw rod two inner rotate wear to locate fixed sheathe in, be equipped with on the screw rod one end with bevel gear one engaged with bevel gear two, lifting adjustment mechanism locates on the drain pan top and drive connect in screw rod one, lifting adjustment mechanism is connected with the laser rangefinder body through angle adjustment mechanism.

Further, lifting adjustment mechanism is including locating slider one on the tip of screw rod one and cover are located flexible cover on the screw rod one, flexible cover lower extreme with screw rod one threaded connection, be equipped with the external screw thread cover in the flexible cover, the external screw thread cover lower extreme with flexible cover bottom rotates to be connected, be equipped with spout one on the external screw thread cover inner wall, slider one slides and locates in the spout one, the external screw thread is sheathe in the screw thread cover and is equipped with the internal screw thread cover, be equipped with slider two on the internal screw thread cover outer wall, be equipped with spout two on the flexible cover inner wall, slider two slides and locates in the spout two, be equipped with slider three on the flexible cover outer wall, the flexible cover upper cover be equipped with fixed cover of fixed surface in the base, be equipped with spout three on the fixed cover inner wall, slider three slide be equipped with in the spout three.

Further, the number of the first sliding blocks and the number of the first sliding grooves are two, the first sliding blocks are respectively arranged on two sides of one end part of the screw rod, and the first sliding grooves are respectively arranged on two sides of the inner wall of the external thread sleeve.

Further, the number of the second sliding blocks and the number of the second sliding grooves are two, the second sliding blocks are respectively arranged on two sides of the outer wall of the internal thread sleeve, and the second sliding grooves are respectively arranged on two sides of the inner wall of the telescopic sleeve.

Further, the number of the sliding blocks III and the sliding grooves III is two, the sliding blocks III are respectively arranged on two sides of the outer wall of the telescopic sleeve, and the sliding grooves III are respectively arranged on two sides of the inner wall of the fixed sleeve.

Further, the angle adjusting mechanism comprises a ball body arranged at the bottom of the laser range finder body and a ball seat arranged on the top of the internal thread sleeve, and the ball body is inlaid in the ball seat and forms damping connection.

Further, a locking bolt is threaded on the side wall of the ball seat, and the front end of the locking bolt abuts against the ball body.

Compared with the prior art, the utility model has the beneficial effects that:

1. the first screw is driven to rotate through the motor, the second screw is driven to rotate in the sliding sleeve through the cooperation of the first bevel gear and the second bevel gear, the second screw can drive the sliding sleeve to slide on the side wall of the bottom shell, and in the process, the first screw drives the laser range finder body to lift through the lifting adjusting mechanism, so that the device can increase the supporting span of the device along with the lifting of the laser range finder body, further the supporting stability of the device is improved, the device can automatically shrink the support of the device during shrinkage, the shrinkage volume is greatly reduced, and the device is convenient to carry.

2. The screw rod I can drive the telescopic sleeve to slide up and down in the fixed sleeve by utilizing the matching design of the sliding block III and the sliding groove III, the screw rod I can drive the external thread sleeve to rotate in the telescopic sleeve by utilizing the matching design of the sliding block I and the sliding groove I, the telescopic sleeve can drive the external thread sleeve I to move in the telescopic sleeve, the external thread sleeve can drive the internal thread sleeve to further stretch and retract in the telescopic sleeve by utilizing the matching design of the sliding block II and the sliding groove II, and the telescopic sleeve can realize larger shrinkage by utilizing the multi-section stretch and retract, so that the applicability of the telescopic sleeve is greatly improved, and meanwhile, the volume of the telescopic sleeve is further reduced, and the telescopic sleeve is convenient to carry.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model (contracted state);

fig. 2 is an enlarged view at a in fig. 1;

FIG. 3 is a schematic diagram of the overall structure of the present utility model in a second (contracted state);

FIG. 4 is an enlarged view at B in FIG. 3;

FIG. 5 is a schematic view of the engaging structure (in top view) of the bottom shell and the sliding sleeve of the present utility model;

in the figure: 1. a bottom case; 2. a second screw; 3. a sliding sleeve; 4. a roller; 5. a laser rangefinder body; 6. a sphere; 7. a locking bolt; 8. bevel gears I; 9. an annular seat; 10. bevel gears II; 11. a motor; 12. a first screw; 13. a third slide block; 14. a fixed sleeve; 15. a telescopic sleeve; 16. a chute III; 17. an external thread sleeve; 18. a first sliding block; 19. a first chute; 20. an internal thread sleeve; 21. a second chute; 22. a second slide block; 23. and (3) a bearing.

Detailed Description

For a better understanding of the technical content of the present utility model, specific examples are provided below and the present utility model is further described with reference to the accompanying drawings.

Referring to fig. 1 to 5, the utility model provides a laser ranging device, which comprises a bottom shell 1 and a lifting adjusting mechanism, wherein a first screw rod 12 is rotatably arranged at the upper center of the bottom shell 1, a first bevel gear 8 is fixedly arranged on the first screw rod 12, a motor 11 is connected with the first screw rod 12 in a driving mode, the motor 11 is fixedly arranged at the bottom of the bottom shell 1, a fixed sleeve 14 is fixedly arranged at the inner center of the bottom shell 1, 3 sliding sleeves 3 are slidably arranged on the side wall of the bottom shell 1 at intervals, the outer edge of the cross section of each sliding sleeve 3 is of a square structure, a roller 4 is fixedly arranged at the outer end of each sliding sleeve 3, a second screw rod 2 is arranged in each sliding sleeve 3, internal threads are arranged on the inner wall of each sliding sleeve 3 to enable the corresponding sliding sleeve 3 to be in threaded connection with the corresponding second screw rod 2, a second bevel gear 10 is fixedly arranged at the inner end of the first screw rod 12 and is meshed with the second bevel gear 10, the lifting adjusting mechanism is arranged on the top of the bottom shell 1 and is connected with the first screw rod 12 in a driving mode, and the lifting adjusting mechanism is connected with a laser ranging device body 5 through an angle adjusting mechanism. When the device is used, the first screw rod 12 is driven to rotate through the motor 11, the first screw rod 12 drives the second screw rod 2 to rotate in the sliding sleeve 3 through the cooperation of the first bevel gear 8 and the second bevel gear 10, the second screw rod 2 can drive the sliding sleeve 3 to slide on the side wall of the bottom shell 1, in the process, the first screw rod 12 drives the laser range finder body 5 to lift through the lifting adjusting mechanism, the sliding sleeve 3 slides outwards along with the lifting of the laser range finder body 5, the sliding sleeve 3 slides inwards along with the falling of the laser range finder body 5, the supporting span of the device can be increased along with the lifting of the laser range finder body 5, the supporting stability of the device is further improved, the device can automatically shrink the supporting of the device during shrinkage, the shrinkage volume is greatly reduced, and the device is convenient to carry.

Specifically, the lifting adjusting mechanism comprises a first sliding block 18 fixedly arranged at the end part of the first screw rod 12 and a telescopic sleeve 15 sleeved on the first screw rod 12, the lower end of the telescopic sleeve 15 is of a closed structure, the lower end of the telescopic sleeve 15 is in threaded connection with the first screw rod 12, an external thread sleeve 17 is arranged in the telescopic sleeve 15, the lower end of the external thread sleeve 17 is in rotary connection with the bottom of the telescopic sleeve 15 through a bearing 23, a first sliding groove 19 is arranged on the inner wall of the external thread sleeve 17, the first sliding block 18 is slidably arranged in the first sliding groove 19, an internal thread sleeve 20 is sleeved on the external thread sleeve 17, a second sliding block 22 is arranged on the outer wall of the internal thread sleeve 20, a second sliding groove 21 is arranged on the inner wall of the telescopic sleeve 15, a second sliding block 22 is slidably arranged in the second sliding groove 21, a third sliding block 13 is fixedly arranged on the outer wall of the telescopic sleeve 15, a fixed sleeve 14 fixedly arranged on the upper surface of the base is arranged on the inner wall of the fixed sleeve 14, the third sliding block 13 is slidably arranged in the third sliding groove 16, the internal thread sleeve 20, the external thread sleeve 17 and the fixed sleeve 14 are of a structure with two ends open, and the inner wall of the internal thread sleeve 20 and the outer wall of the external thread sleeve 17 are respectively provided with matched threads;

the sliding block III 13 can slide up and down in the sliding groove III 16, the first screw rod 12 can drive the telescopic sleeve 15 to slide up and down in the fixed sleeve 14, the first sliding block 18 can slide up and down in the sliding groove I19, the bottom of the external thread sleeve 17 is rotationally connected with the bottom of the telescopic sleeve 15, the first screw rod 12 can drive the external thread sleeve 17 to rotate in the telescopic sleeve 15, meanwhile, the telescopic sleeve 15 drives the external thread sleeve 17 to synchronously stretch out and draw back, the first sliding block 18 slides in the sliding groove I19 in the process, the second sliding block 22 can slide up and down in the sliding groove II 21, the external thread sleeve 17 can drive the internal thread sleeve 20 to stretch out and draw back in the telescopic sleeve 15, the internal thread sleeve 20 basically stretches out and draws back further, a large-scale stretching range can be realized by utilizing multi-section stretching, the applicability of the device is greatly improved, and meanwhile, the size of the device is further reduced, and the device is convenient to carry.

Specifically, the number of the first sliding blocks 18 and the first sliding grooves 19 is two, the first sliding blocks 18 are respectively and fixedly arranged on two sides of the end part of the first screw rod 12, and the first sliding grooves 19 are respectively arranged on two sides of the inner wall of the external thread sleeve 17, so that the sliding process is uniformly stressed, and the sliding resistance is reduced.

Specifically, the number of the second sliding blocks 22 and the second sliding grooves 21 is two, the second sliding blocks 22 are respectively and fixedly arranged on two sides of the outer wall of the internal thread sleeve 20, and the second sliding grooves 21 are respectively arranged on two sides of the inner wall of the telescopic sleeve 15, so that the sliding process is uniformly stressed, and the sliding resistance is reduced.

Specifically, the number of the sliding blocks III 13 and the sliding grooves III 16 is two, the two sliding blocks III 13 are respectively arranged on two sides of the outer wall of the telescopic sleeve 15, and the two sliding grooves III 16 are respectively arranged on two sides of the inner wall of the fixed sleeve 14, so that the sliding process is uniformly stressed, and the sliding resistance is reduced.

Specifically, angle adjustment mechanism is including fixed spheroid 6 of locating laser rangefinder body 5 bottom and locating the ball seat on the internal thread cover 20 top, and spheroid 6 is inlayed in the ball seat, and the screw thread wears to be equipped with locking bolt 7 on the ball seat lateral wall, and locking bolt 7 front end supports on spheroid 6, and spheroid 6 can rotate in the ball seat with quick adjustment laser rangefinder body 5 angle, supports on the ball seat through rotatory locking bolt 7, can carry out quick locking to spheroid 6 position.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that several modifications and variations can be made without departing from the technical principle of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.

Claims

1. A laser rangefinder, its characterized in that: including drain pan and lift adjustment mechanism, rotate on the drain pan and wear to be equipped with screw rod one, be equipped with bevel gear one on the screw rod one, screw rod one drive connect install in motor on the drain pan bottom, the drain pan internal fixation is equipped with fixed cover, slide on the drain pan lateral wall and wear to be equipped with a plurality of sliding sleeves, be equipped with the gyro wheel on the sliding sleeve outer end, be equipped with screw rod two in the sliding sleeve and with threaded connection, screw rod two inner rotate wear to locate on the fixed cover, be equipped with on the screw rod one end with bevel gear one engaged with bevel gear two, lift adjustment mechanism locate on the drain pan top and drive connect in screw rod one, lift adjustment mechanism is connected with the laser range finder body through angle adjustment mechanism.

2. A laser ranging apparatus as claimed in claim 1, wherein: the lifting adjusting mechanism comprises a first sliding block arranged on the end part of the first screw rod and a telescopic sleeve sleeved on the first screw rod, wherein the lower end of the telescopic sleeve is in threaded connection with the first screw rod, an external thread sleeve is arranged in the telescopic sleeve, the lower end of the external thread sleeve is rotationally connected with the bottom of the telescopic sleeve, a first sliding groove is arranged on the inner wall of the external thread sleeve, the first sliding block is slidingly arranged in the first sliding groove, an internal thread sleeve is sleeved on the upper thread sleeve, a second sliding block is arranged on the outer wall of the internal thread sleeve, a second sliding groove is arranged on the inner wall of the telescopic sleeve, a third sliding block is arranged on the outer wall of the telescopic sleeve, a fixed sleeve fixedly arranged on the upper surface of the bottom shell is sleeved on the telescopic sleeve, and a third sliding groove is arranged on the inner wall of the fixed sleeve.

3. A laser ranging apparatus as claimed in claim 2, wherein: the number of the first sliding blocks and the number of the first sliding grooves are two, the first sliding blocks are respectively arranged on two sides of one end part of the screw rod, and the first sliding grooves are respectively arranged on two sides of the inner wall of the external thread sleeve.

4. A laser ranging apparatus as claimed in claim 2, wherein: the number of the sliding blocks II and the sliding grooves II is two, the sliding blocks II are respectively arranged on two sides of the outer wall of the internal thread sleeve, and the sliding grooves II are respectively arranged on two sides of the inner wall of the telescopic sleeve.

5. A laser ranging apparatus as claimed in claim 2, wherein: the three sliding blocks and the three sliding grooves are respectively arranged on two sides of the outer wall of the telescopic sleeve, and the three sliding grooves are respectively arranged on two sides of the inner wall of the fixed sleeve.

6. A laser ranging apparatus as claimed in claim 2, wherein: the angle adjusting mechanism comprises a ball body arranged at the bottom of the laser range finder body and a ball seat arranged on the top of the internal thread sleeve, and the ball body is inlaid in the ball seat and forms damping connection.

7. The laser ranging apparatus as set forth in claim 6, wherein: the locking bolt is threaded on the side wall of the ball seat, and the front end of the locking bolt abuts against the ball body.