CN219552653U - Distance meter calibrating device - Google Patents

Abstract

The utility model discloses a range finder calibration device, which relates to the field of range finding equipment and comprises a laser range finder, wherein a laser range finding lamp is arranged on the laser range finder, and a mounting plate is movably mounted on the bottom side of the laser range finder. According to the utility model, through the arrangement of the structures such as the mounting plate, the adjusting plate and the feedback plate, the laser range finders can be clamped and fixed through the clamping plates on the two sides of the overturning plate during use, the use of the laser range finders with different sizes can be met, when the laser range finders are started, the test points on the laser range finders can emit laser and irradiate the laser to the feedback plate, at the moment, the distance values can be fed back on the laser range finders, the error values of the laser range finders can be measured by observing and comparing the distance scales in the scale grooves on the adjusting plate with the values on the laser range finders, and then the laser range finders can be arranged through operation to realize the auxiliary calibration effect, so that the calibration accuracy can be improved, and the operation process is very quick and simple.

Description

Distance meter calibrating device

Technical Field

The utility model relates to the technical field of distance measuring equipment, in particular to a distance meter calibrating device.

Background

The basic principle of the laser range finder is that a beam or a series of short pulse laser beams are emitted to a target, the target is received by a photoelectric element to reflect, the time from the emission to the receiving of the laser beams is measured, and the distance from an observer to the target is calculated.

In the prior art, most laser rangefinders have certain errors more or less when measuring the distance, in order to ensure the measurement accuracy, a worker is usually required to use the laser rangefinder to measure the distance from the wall, and then check the phase difference value to calibrate the distance between the laser rangefinder and the wall, but the method is complicated, and the accuracy of the measured value is difficult to ensure, so that the needs of people are met by a rangefinder calibrating device are needed.

Disclosure of Invention

The utility model aims to provide a distance meter calibrating device, which aims to solve the problems that in the background art, in order to ensure the measurement accuracy, a worker needs to measure the distance between the wall and the laser distance meter firstly, and then checks the phase difference value for calibration after measuring by using a tape measure, and the method is complex and difficult to ensure the accuracy.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a range finder calibrating device, includes the laser range finder, be equipped with the laser range finder lamp on the laser range finder, the downside movable mounting of laser range finder has the mounting panel, installs the clamping structure on the mounting panel, and fixed mounting has the bottom plate on the clamping structure, installs range finding structure on the bottom plate, and fixed mounting has two connecting blocks on the range finding structure, and one side that two connecting blocks are close to each other rotates and installs same regulation limit structure.

Further, the clamping structure comprises four adjusting rods, the two sides of the mounting plate are provided with movable grooves, two adjusting rods located on the same side are rotatably mounted in the same movable groove, clamping plates are rotatably mounted on the top sides of the four adjusting rods, the four clamping plates are respectively contacted with two sides of the laser range finder, linkage tooth blocks are fixedly mounted on the four adjusting rods, and the two linkage tooth blocks located on the same side are meshed with each other.

Further, a rotating hole is formed in the clamping plate, a connecting shaft is rotatably installed in the rotating hole, and the connecting shaft is fixedly installed on the top side of the adjusting rod.

Further, a turnover hole is formed in the adjusting rod, a fixed shaft is rotatably installed in the turnover hole, two ends of the fixed shaft are respectively and fixedly installed on the inner walls of two sides of the movable groove, a torsion spring is fixedly sleeved on the fixed shaft, one end of the torsion spring is fixedly installed on the inner wall of the turnover hole, and the other end of the torsion spring is fixedly installed on the fixed shaft.

Further, range finding structure includes the locating plate, and locating plate fixed mounting is in one side of bottom plate, and bottom plate fixed mounting has seted up the constant head tank on the locating plate, and movable mounting has the locating piece in the constant head tank, and locating piece fixed mounting is in one side of laser range finder, and the adjustment tank has been seted up to the inner wall of bottom plate, and slidable mounting has the regulating plate in the adjustment tank, has seted up the scale groove on the regulating plate, and the topside fixed mounting of regulating plate has the feedback board, and the feedback board corresponds with the laser range finding lamp.

Further, limit sliding grooves are formed in the inner walls of the two sides of the adjusting groove, limit sliding blocks are slidably mounted in the two limit sliding grooves, and the two limit sliding blocks are fixedly mounted on the two sides of the adjusting plate respectively.

Further, adjust limit structure including limiting plate, limit fixture block rotates to be installed in one side that two connecting blocks are close to each other, and two equal fixed mounting of connecting blocks are in one side of bottom plate, and limiting fixture block is fixed mounting in the top side of limiting plate, and a plurality of spacing draw-in grooves have been seted up to the bottom side of regulating plate, and limiting fixture block movable mounting is in a corresponding spacing draw-in groove.

Further, the limiting plate is provided with a movable hole, a limiting shaft is rotatably installed in the movable hole, two ends of the limiting shaft are respectively and fixedly installed on one side, close to each other, of the two connecting blocks, a limiting torsion spring is fixedly sleeved on the limiting shaft, one end of the limiting torsion spring is fixedly installed on the inner wall of the movable hole, and the other end of the limiting torsion spring is fixedly installed on the limiting shaft.

The utility model has the beneficial effects that through the arrangement of the structures such as the mounting plate, the adjusting plate and the feedback plate, the laser range finders can be clamped and fixed through the clamping plates on the two sides when in use, the use of the laser range finders with different sizes can be met, when the laser range finders are started, the test points on the laser range finders can emit laser and irradiate the laser to the feedback plate, at the moment, the distance values can be fed back on the laser range finders, the error values of the laser range finders can be measured by observing and comparing the distance scales in the scale grooves on the adjusting plate with the values on the laser range finders, and then the laser range finders can be arranged by operation to realize the auxiliary calibration, so that the accuracy of the calibration can be improved, and the operation process is very quick and simple.

According to the utility model, through the arrangement of the structures such as the turnover plate and the limiting clamping blocks, the limiting clamping blocks can be driven to be separated from the corresponding limiting clamping grooves on the adjusting plate through the turnover plate, so that the limit on the adjusting plate can be relieved, the distance between the feedback plate and the test point can be adjusted through pulling the adjusting plate, thus the numerical error of the laser range finder under different distances can be satisfied and corrected, and the calibration effect on the laser range finder of the laser range finder is further improved.

Drawings

The utility model will be further described with reference to the drawings and examples.

Fig. 1 is a schematic structural diagram of a calibration device for a range finder according to the present utility model;

FIG. 2 is a schematic structural view of a mounting plate portion of a calibration device for a range finder according to the present utility model;

FIG. 3 is a schematic cross-sectional view of a base plate portion of a range finder calibration device according to the present utility model;

FIG. 4 is a schematic cross-sectional view of an adjusting plate portion of a calibration device for a range finder according to the present utility model;

fig. 5 is a schematic structural view of an adjusting lever portion of a calibration device for a range finder according to the present utility model.

100 laser rangefinder, 101 laser rangefinder, 200 mounting plate, 201 movable slot, 202 adjustment rod, 203 clamping plate, 204 rotary bore, 205 connecting shaft, 206 upset bore, 207 stationary shaft, 208 torsion spring, 209 linkage tooth block, 300 base plate, 301 locating plate, 302 locating slot, 303 locating block, 304 adjustment slot, 305 adjustment plate, 306 scale slot, 307 feedback plate, 308 limit chute, 309 limit slide block, 400 connecting block, 401 limit plate, 402 limit clamp block, 403 limit clamp slot, 404 movable bore, 405 limit shaft, 406 limit torsion spring.

Detailed Description

In order to more clearly illustrate the technical solution of the present utility model, it is obvious that the following description of the present utility model is provided by way of example only, and it is within the scope of the present utility model to one skilled in the art to obtain other embodiments according to the present utility model without inventive effort.

As shown in fig. 1 to 5, a calibration device for a range finder, which comprises a laser range finder 100, wherein a laser range finder lamp 101 is arranged on the laser range finder 100, a mounting plate 200 is movably arranged at the bottom side of the laser range finder 100, a clamping structure is arranged on the mounting plate 200, a base plate 300 is fixedly arranged on the clamping structure, a range finding structure is arranged on the base plate 300, two connecting blocks 400 are fixedly arranged on the range finding structure, one side, which is close to each other, of the two connecting blocks 400 is rotatably provided with a same adjusting limit structure, when in use, an adjusting rod 202 on two sides is turned over, the adjusting rod 202 is rotated on a fixed shaft 207 through a turning over hole 206 to realize the turning over effect, the adjusting rod 202 is rotated while compressing a torsion spring 208, and by arranging meshed linkage tooth blocks 209 on the two adjusting rods 202 on the same side, thus when one adjusting rod 202 is rotated, the other adjusting rod 202 is also rotated along, the adjusting rod 202 which is convenient to adjust and continuously overturns can drive the clamping plates 203 to move so that the clamping plates 203 on two sides are far away from each other, the positioning blocks 303 on the laser range finder 100 are aligned to the positioning grooves 302 on the positioning plate 301 at the moment, the adjusting rods 202 on two sides are loosened, the adjusting rods 202 are driven to turn over and reset under the action of the torsion springs 208 at the moment, the adjusting rods 202 drive the clamping plates 203 to move and reset, the clamping plates 203 on two sides can clamp the laser range finder 100, the clamping plates 203 can be matched according to the size of the laser range finder 100 through the matching of the rotating holes 204 and the connecting shafts 205, the clamping plates 203 are always close to the surface of the laser range finder 100, the positioning blocks 303 and the positioning grooves 302 can prevent the laser range finder 100 from shifting, then the laser range finder 100 is started so that the laser range finder 101 irradiates laser on the feedback plate 307, the length of the current adjusting plate 305 can be checked through observing the scales of the scale grooves 306, the distance values fed back to the laser range finder 100 are compared, the error values are checked to set and adjust the laser range finder 100, the limiting plate 401 can rotate on the limiting shaft 405 through the movable hole 404, the limiting torsion spring 406 can be compressed while the limiting plate 401 rotates, the limiting plate 401 which continuously rotates can drive the limiting clamping block 402 to separate from the corresponding limiting clamping groove 403 on the adjusting plate 305, at the moment, the limitation on the adjusting plate 305 can be relieved, the adjusting plate 305 is pulled, the moving adjusting plate 305 can slide in the adjusting groove 304, the limiting sliding blocks 309 on two sides can be driven while the adjusting plate 305 moves, the adjusting plate 305 can slide in the two limiting sliding grooves 308 respectively, the falling off of the adjusting plate 305 is avoided, the continuously moving adjusting plate 305 can drive the feedback plate 307 to move, the position of the adjusting plate 307 can meet the requirements of the laser range finder 100 for different distances, after the adjustment, the limiting torsion spring 401 can be loosened, the limiting torsion spring can drive the limiting plate 401 to reset, the reset limiting plate 401 can drive the limiting clamping block 402 to reinsert the limiting clamping block 402 to be inserted into the corresponding limiting clamping groove 403, and the adjusting plate 305 can be reinserted into the corresponding limiting clamping groove 403, and the position of the adjusting plate 307 can be further adjusted, and the error can be further adjusted by the distance can not be adjusted by the adjusting plate 307.

Further, the clamping structure includes four regulation pole 202, movable groove 201 has all been seted up to the both sides of mounting panel 200, two regulation pole 202 rotation that are located same one side are installed in same movable groove 201, splint 203 are installed in the rotation of the top side of four regulation pole 202, four splint 203 are contacted with the both sides of laser range finder 100 respectively, all fixed mounting has linkage tooth piece 209 on four regulation pole 202, two linkage tooth piece 209 intermeshing that are located same one side, the regulation pole 202 of upset both sides, regulation pole 202 rotation can rotate on fixed axle 207 through upset hole 206, realize the effect of upset, can compress torsional spring 208 when regulation pole 202 rotates, through set up the linkage tooth piece 209 of meshing on two regulation pole 202 of same side, thereby another regulation pole 202 can also follow the rotation when rotating one of them regulation pole 202, conveniently adjust, the regulation pole 202 that lasts the upset can drive splint 203 and remove, make the splint 203 of both sides keep away from each other, loosen the regulation pole 202 of both sides, can drive regulation pole 202 upset reset at the effect of torsional spring 208 at this moment, and then make regulation pole 202 drive 203 remove and reset, make splint 203 of both sides can clamp laser range finder 100.

Further, a rotating hole 204 is formed in the clamping plate 203, a connecting shaft 205 is rotatably mounted in the rotating hole 204, the connecting shaft 205 is fixedly mounted on the top side of the adjusting rod 202, and the clamping plate 203 can be matched according to the size of the laser range finder 100 through the matching of the rotating hole 204 and the connecting shaft 205, so that the clamping plate 203 is always close to the surface of the laser range finder 100.

Further, a turnover hole 206 is formed in the adjusting rod 202, a fixing shaft 207 is rotatably mounted in the turnover hole 206, two ends of the fixing shaft 207 are respectively and fixedly mounted on inner walls of two sides of the movable groove 201, a torsion spring 208 is fixedly sleeved on the fixing shaft 207, one end of the torsion spring 208 is fixedly mounted on the inner wall of the turnover hole 206, the other end of the torsion spring 208 is fixedly mounted on the fixing shaft 207, the adjusting rod 202 rotates to rotate on the fixing shaft 207 through the turnover hole 206, the turnover effect is achieved, and the torsion spring 208 is compressed when the adjusting rod 202 rotates.

Further, the range finding structure includes locating plate 301, locating plate 301 fixed mounting is in one side of bottom plate 300, bottom plate 300 fixed mounting is in the bottom side of mounting panel 200, locating slot 302 has been seted up on the locating plate 301, movable mounting has locating piece 303 in the locating slot 302, locating piece 303 fixed mounting is in one side of laser range finder 100, adjusting slot 304 has been seted up to the inner wall of bottom plate 300, slidable mounting has regulating plate 305 in regulating plate 304, scale groove 306 has been seted up on regulating plate 305, the top side fixed mounting of regulating plate 305 has feedback plate 307, feedback plate 307 corresponds with laser range finding lamp 101, pulling regulating plate 305, the regulating plate 305 of removal can slide in regulating plate 304, limit slide 309 of both sides can be driven in two limit slide grooves 308 respectively when regulating plate 305 removes, and then avoid regulating plate 305 to drop, continuously moving regulating plate 305 can drive feedback plate 307 removal, can satisfy the test of laser range finder 100 to different distances through the position of adjusting feedback plate 307.

Further, limiting sliding grooves 308 are formed in the inner walls of the two sides of the adjusting groove 304, limiting sliding blocks 309 are slidably mounted in the two limiting sliding grooves 308, the two limiting sliding blocks 309 are fixedly mounted on the two sides of the adjusting plate 305 respectively, the adjusting plate 305 moves and drives the limiting sliding blocks 309 on the two sides to slide in the two limiting sliding grooves 308 respectively, and accordingly the adjusting plate 305 is prevented from falling off.

Further, adjust limit structure includes limiting plate 401, limiting block 402 rotates and installs in the one side that two connecting blocks 400 are close to each other, two connecting blocks 400 equal fixed mounting are in one side of bottom plate 300, limiting block 402 is fixed mounting in the top side of limiting plate 401, a plurality of spacing draw-in grooves 403 have been seted up to the bottom side of regulating plate 305, limiting block 402 movable mounting is in a corresponding spacing draw-in groove 403, make limiting plate 401 through upset limiting plate 401 can rotate on spacing axle 405 through movable hole 404, limiting plate 401 can compress spacing torsional spring 406 when rotating, limiting plate 401 that continues the rotation can drive limiting block 402 and break away from the spacing draw-in groove 403 that corresponds on the regulating plate 305, can release the restriction to regulating plate 305 this moment.

Further, a movable hole 404 is formed in the limiting plate 401, a limiting shaft 405 is rotatably mounted in the movable hole 404, two ends of the limiting shaft 405 are respectively and fixedly mounted on one sides of the two connecting blocks 400, which are close to each other, a limiting torsion spring 406 is fixedly sleeved on the limiting shaft 405, one end of the limiting torsion spring 406 is fixedly mounted on the inner wall of the movable hole 404, the other end of the limiting torsion spring 406 is fixedly mounted on the limiting shaft 405, the limiting plate 401 can rotate on the limiting shaft 405 through the movable hole 404 by turning the limiting plate 401, and the limiting torsion spring 406 is compressed when the limiting plate 401 rotates.

The working principle of the utility model is as follows:

when in use, the adjusting rods 202 on two sides are turned over, the adjusting rods 202 rotate on the fixing shafts 207 through the turning holes 206 to realize the turning effect, the torsion springs 208 are compressed when the adjusting rods 202 rotate, and the meshed linkage tooth blocks 209 are arranged on the two adjusting rods 202 on the same side, so that when one adjusting rod 202 rotates, the other adjusting rod 202 also follows rotation, the adjusting rods 202 which are convenient to adjust and continuously turn over can drive the clamping plates 203 to move, the clamping plates 203 on two sides are far away from each other, the positioning blocks 303 on the laser range finder 100 are aligned with the positioning grooves 302 on the positioning plates 301 and put in, the adjusting rods 202 on two sides are loosened, the adjusting rods 202 are driven to turn over and reset under the action of the torsion springs 208, the adjusting rods 202 are further driven to move and reset the clamping plates 203, so that the clamping plates 203 on two sides can clamp the laser range finder 100, the clamping plate 203 can be matched according to the size of the laser range finder 100 through the matching of the rotating hole 204 and the connecting shaft 205, the clamping plate 203 is always close to the surface of the laser range finder 100, the laser range finder 100 can be prevented from being offset through the arrangement of the positioning block 303 and the positioning groove 302, then the laser range finder 100 is started, the laser range finder 101 irradiates laser to the feedback plate 307, the length of the current adjusting plate 305 can be checked through observing the scale of the scale groove 306, the laser range finder 100 is set and adjusted by checking the error value according to the distance value fed back to the laser range finder 100 by comparing, the limiting plate 401 can rotate on the limiting shaft 405 through the movable hole 404 by turning over the limiting plate 401, the limiting torsion spring 406 is compressed while the limiting plate 401 rotates, the limiting plate 401 which continuously rotates can drive the limiting clamping block 402 to be separated from the corresponding limiting clamping groove 403 on the adjusting plate 305, the limitation of the adjusting plate 305 can be relieved at the moment, pulling regulating plate 305, the regulating plate 305 of removal can slide in regulating groove 304, can drive the spacing slider 309 of both sides when regulating plate 305 removes, slide in two spacing spouts 308 respectively, and then avoid regulating plate 305 to drop, continuously remove regulating plate 305 can drive feedback plate 307 and remove, can satisfy the test of laser range finder 100 to different distances through the position of adjustment feedback plate 307, loosen limiting plate 401 after the adjustment, spacing torsional spring 406 can drive limiting plate 401 upset and reset this moment, limiting plate 401 that resets can reinsert in corresponding spacing draw-in groove 403 at driving spacing fixture block 402, and then to the position re-restriction of regulating plate 305 and feedback plate 307, through the numerical error of test different distances, further promote the calibration effect to laser range finder 100.

The above embodiments are only exemplary embodiments of the present utility model and are not intended to limit the present utility model, the scope of which is defined by the claims. Various modifications and equivalent arrangements of this utility model will occur to those skilled in the art, and are intended to be within the spirit and scope of the utility model.

Claims (8)

1. The utility model provides a range finder calibrating device, includes laser range finder (100), be equipped with laser range finding lamp (101), its characterized in that on laser range finder (100): the laser range finder comprises a laser range finder (100), and is characterized in that a mounting plate (200) is movably mounted on the bottom side of the laser range finder (100), a clamping structure is mounted on the mounting plate (200), a base plate (300) is fixedly mounted on the clamping structure, a range finding structure is mounted on the base plate (300), two connecting blocks (400) are fixedly mounted on the range finding structure, and one side, close to each other, of the two connecting blocks (400) is rotatably mounted with the same adjusting and limiting structure.

2. The distance meter calibration device according to claim 1, wherein the clamping structure comprises four adjusting rods (202), two adjusting rods (202) located on the same side are rotatably installed in the same movable groove (201), clamping plates (203) are rotatably installed on the top sides of the four adjusting rods (202), the four clamping plates (203) are respectively contacted with two sides of the laser distance meter (100), linkage tooth blocks (209) are fixedly installed on the four adjusting rods (202), and the two linkage tooth blocks (209) located on the same side are meshed with each other.

3. The distance meter calibration device according to claim 2, wherein the clamping plate (203) is provided with a rotating hole (204), a connecting shaft (205) is rotatably installed in the rotating hole (204), and the connecting shaft (205) is fixedly installed on the top side of the adjusting rod (202).

4. The calibrating device for the range finder according to claim 2, wherein the adjusting rod (202) is provided with a turnover hole (206), a fixed shaft (207) is rotatably installed in the turnover hole (206), two ends of the fixed shaft (207) are respectively and fixedly installed on two side inner walls of the movable groove (201), a torsion spring (208) is fixedly sleeved on the fixed shaft (207), one end of the torsion spring (208) is fixedly installed on the inner wall of the turnover hole (206), and the other end of the torsion spring (208) is fixedly installed on the fixed shaft (207).

5. The distance meter calibration device according to claim 1, wherein the distance meter calibration device comprises a positioning plate (301), the positioning plate (301) is fixedly mounted on one side of the base plate (300), the base plate (300) is fixedly mounted on the bottom side of the mounting plate (200), a positioning groove (302) is formed in the positioning plate (301), a positioning block (303) is movably mounted in the positioning groove (302), the positioning block (303) is fixedly mounted on one side of the laser distance meter (100), an adjusting groove (304) is formed in the inner wall of the base plate (300), an adjusting plate (305) is mounted in the adjusting groove (304), a scale groove (306) is formed in the adjusting plate (305), a feedback plate (307) is fixedly mounted on the top side of the adjusting plate (305), and the feedback plate (307) corresponds to the laser distance meter lamp (101).

6. The distance meter calibration device according to claim 5, wherein limiting sliding grooves (308) are formed in inner walls of two sides of the adjusting groove (304), limiting sliding blocks (309) are slidably mounted in the two limiting sliding grooves (308), and the two limiting sliding blocks (309) are fixedly mounted on two sides of the adjusting plate (305) respectively.

7. The distance meter calibration device according to claim 1, wherein the adjusting and limiting structure comprises a limiting plate (401), limiting clamping blocks (402) are rotatably mounted on one sides of the two connecting blocks (400) close to each other, the two connecting blocks (400) are fixedly mounted on one side of the bottom plate (300), the limiting clamping blocks (402) are fixedly mounted on the top side of the limiting plate (401), a plurality of limiting clamping grooves (403) are formed in the bottom side of the adjusting plate (305), and the limiting clamping blocks (402) are movably mounted in the corresponding limiting clamping grooves (403).

8. The distance meter calibration device according to claim 7, wherein the limiting plate (401) is provided with a movable hole (404), a limiting shaft (405) is rotatably mounted in the movable hole (404), two ends of the limiting shaft (405) are respectively and fixedly mounted on one side of the two connecting blocks (400) close to each other, a limiting torsion spring (406) is fixedly sleeved on the limiting shaft (405), one end of the limiting torsion spring (406) is fixedly mounted on the inner wall of the movable hole (404), and the other end of the limiting torsion spring (406) is fixedly mounted on the limiting shaft (405).