Land surveying and mapping distance measuring device

Abstract

The utility model discloses a land surveying and mapping distance measuring device, which relates to the field of surveying and mapping equipment and comprises a land distance measuring wheel connecting rod, a distance measuring wheel is rotatably mounted on the land distance measuring wheel connecting rod, a first connecting shaft is fixedly mounted on one side of the land distance measuring wheel connecting rod, and a supporting structure is rotatably mounted on the first connecting shaft. The supporting structure comprises a U-shaped frame, and the U-shaped frame is rotationally installed on the first connecting shaft. According to the utility model, through the arrangement of the stock bin, talcum powder or other white powder is poured into the stock bin, when the land distance measuring wheel connecting rod is pushed for measurement, the distance measuring wheel rotates, and the stock bin is driven to reciprocate and the white powder is scattered on the ground while the distance measuring wheel rotates; the scattering position of the white powder changes along with the moving track of the distance measuring wheel and forms a line segment, so that the moving track of the distance measuring wheel can be visually checked, whether the moving position of the distance measuring wheel is a measuring position and area can be judged, and adjustment is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of surveying and mapping equipment, in particular to a land surveying and mapping distance measuring device. Background Art

[0002] The distance measuring wheel is a measuring instrument, also known as a mechanical distance measuring vehicle, a digital distance measuring wheel and a measuring wheel. It is widely used in professional surveying and mapping operations, road distance measurement, measurement and evaluation of road engineering, pipeline laying engineering, wire and cable engineering and other construction operations.

[0003] In the prior art, the distance measuring wheel is pushed manually during use, and it is not convenient to check the moving track of the distance measuring wheel during pushing. If the position of the distance measuring wheel is offset during pushing, it cannot be seen intuitively, which will affect the accuracy of the distance measurement result. In addition, the distance measuring wheel is a single wheel setting, which is easy to tilt to both sides during pushing, resulting in the deviation of the moving track. Therefore, a land surveying and mapping distance measuring device is needed to meet people's needs. Summary of the invention

[0004] The purpose of the utility model is to provide a land surveying distance measuring device to solve the problem that the distance measuring wheel proposed in the above background technology is manually pushed during use, and it is inconvenient to check the moving track of the distance measuring wheel during pushing. If the position of the distance measuring wheel is offset during the pushing process, it cannot be seen intuitively, which affects the accuracy of the distance measurement result. In addition, the distance measuring wheel is a single wheel setting, which is easy to tilt to both sides during pushing, resulting in the problem of moving track offset.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a land surveying distance measuring device, comprising a land distance measuring wheel connecting rod, a distance measuring wheel is rotatably installed on the land distance measuring wheel connecting rod, a first connecting shaft is fixedly installed on one side of the land distance measuring wheel connecting rod, a supporting structure is rotatably installed on the first connecting shaft, the supporting structure comprises a U-shaped frame, the U-shaped frame is rotatably installed on the first connecting shaft, a second connecting shaft is rotatably installed on the U-shaped frame, a fixed shaft is fixedly installed on one side of the distance measuring wheel, a linkage plate is fixedly installed on the side where the fixed shaft and the second connecting shaft are close to each other, the same linkage shaft is fixedly installed on the side where the two linkage plates are close to each other, a fixed frame is fixedly installed on one side of the U-shaped frame, connecting plates are fixedly installed on both sides of the fixed frame, universal wheels are movably installed on the bottom sides of the two connecting plates, and two symmetrical fixed wheels are fixedly installed on the inner wall of the fixed frame. Guide rods, the same material storage structure is installed on the two guide rods, the material storage structure includes a silo, the silo is slidably installed on the two guide rods, a material pipe is fixedly installed on the bottom side of the silo, the material pipe is connected with the silo, a linkage structure is installed on the linkage shaft, the linkage structure includes a linkage rod, the linkage rod is rotatably installed on the linkage shaft, a sliding rod is rotatably installed on the linkage rod, the sliding rod is slidably installed on the U-shaped frame and the fixed frame, the sliding rod is fixedly installed on one side of the silo, a rotating shaft is rotatably installed on the material pipe, a plurality of baffles are fixedly installed on the rotating shaft, the baffles are in contact with the inner wall of the material pipe, gears are fixedly installed on both ends of the rotating shaft, two racks are fixedly installed on the inner wall of the fixed frame, the two gears are respectively meshed with the two racks, two limit plates are fixedly installed on the inner wall of the material pipe, both limit plates are provided with discharge limiting grooves, and the baffle is in contact with a corresponding discharge limiting groove.

[0006] Preferably, the U-shaped frame is provided with two rotation holes, and the first connecting shaft and the second connecting shaft are rotatably installed in the two rotation holes respectively.

[0007] Preferably, two guide holes are provided on the silo, and two guide rods are slidably installed in the two guide holes respectively.

[0008] Preferably, the material tube is provided with two movable holes, and the two ends of the rotating shaft are rotatably installed in the two movable holes respectively.

[0009] Preferably, the U-shaped frame and the fixed frame are both provided with sliding holes, and the sliding rod is slidably installed in the two sliding holes.

[0010] Preferably, a rotating hole is provided on the sliding rod, a mounting shaft is rotatably mounted in the rotating hole, and the mounting shaft is fixedly mounted on one side of the linkage rod.

[0011] Preferably, a linkage hole is provided on the linkage rod, and the linkage shaft is rotatably installed in the linkage hole.

[0012] The beneficial effects of the utility model are:

[0013] In the utility model, talcum powder or other white powder is poured into the silo through the setting of the silo, and when the land measuring wheel connecting rod is pushed for measurement, the measuring wheel will rotate, and the measuring wheel will drive the silo to move back and forth and sprinkle the white powder onto the ground. The position where the white powder is sprinkled will change with the moving trajectory of the measuring wheel and form a line segment, so that the moving trajectory of the measuring wheel can be intuitively viewed, so as to determine whether the moving position of the measuring wheel is the measuring position and area, so as to make adjustments.

[0014] In the utility model, through the setting of the universal wheel, the universal wheel can move with the measuring wheel and provide support for both sides of the device, avoiding the measuring wheel from deviating to both sides when pushing the land measuring wheel connecting rod, thereby improving the measurement accuracy. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a structural schematic diagram of a land surveying and mapping distance measuring device proposed by the utility model;

[0016] Figure 2 This is a side view structural schematic diagram of a land surveying and mapping distance measuring device proposed by the utility model;

[0017] Figure 3 This is a structural schematic diagram of a linkage rod portion of a land surveying and mapping distance measuring device proposed by the utility model;

[0018] Figure 4 This is a structural schematic diagram of a silo part of a land surveying and mapping distance measuring device proposed by the utility model;

[0019] Figure 5 This is a structural schematic diagram of a material pipe part of a land surveying and mapping distance measuring device proposed by the utility model;

[0020] Figure 6 The utility model is a schematic cross-sectional structural diagram of a material pipe portion of a land surveying and mapping distance measuring device.

[0021] In the figure: 100, land distance measuring wheel connecting rod; 101, distance measuring wheel; 200, first connecting shaft; 201, U-shaped frame; 202, second connecting shaft; 203, linkage plate; 204, linkage shaft; 205, fixed shaft; 206, fixed frame; 207, connecting plate; 208, universal wheel; 209, rotating hole; 300, guide rod; 301, silo; 302, material pipe; 303, guide hole; 400, linkage rod; 401, sliding rod; 402, rotating shaft; 403, baffle; 404, gear; 405, rack; 406, limit plate; 407, discharge limiting groove; 408, movable hole; 409, sliding hole; 410, rotating hole; 411, mounting shaft; 412, linkage hole. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0023] Reference Figure 1-6A land surveying distance measuring device comprises a land distance measuring wheel connecting rod 100, a distance measuring wheel 101 is rotatably mounted on the land distance measuring wheel connecting rod 100, a first connecting shaft 200 is fixedly mounted on one side of the land distance measuring wheel connecting rod 100, a supporting structure is rotatably mounted on the first connecting shaft 200, the supporting structure comprises a U-shaped frame 201, the U-shaped frame 201 is rotatably mounted on the first connecting shaft 200, a second connecting shaft 202 is rotatably mounted on the U-shaped frame 201, a fixed shaft 205 is fixedly mounted on one side of the distance measuring wheel 101, a linkage plate 203 is fixedly mounted on the side where the fixed shaft 205 and the second connecting shaft 202 are close to each other, a same linkage shaft 204 is fixedly mounted on the side where the two linkage plates 203 are close to each other, and the U-shaped frame A fixing frame 206 is fixedly installed on one side of 201, and connecting plates 207 are fixedly installed on both sides of the fixing frame 206. Universal wheels 208 are movably installed on the bottom sides of the two connecting plates 207. Two guide rods 300 are symmetrically fixedly installed on the inner wall of the fixing frame 206. The same material storage structure is installed on the two guide rods 300. The material storage structure includes a silo 301. The silo 301 is slidably installed on the two guide rods 300. A material pipe 302 is fixedly installed on the bottom side of the silo 301. The material pipe 302 is connected to the silo 301. A linkage structure is installed on the linkage shaft 204. The linkage structure includes a linkage rod 400. The linkage rod 400 is rotatably installed on the linkage shaft 204. A sliding rod 401 is rotatably installed on the linkage rod 400. 401 is slidably mounted on the U-shaped frame 201 and the fixed frame 206, the sliding rod 401 is fixedly mounted on one side of the silo 301, a rotating shaft 402 is rotatably mounted on the material tube 302, a plurality of baffles 403 are fixedly mounted on the rotating shaft 402, the baffles 403 are in contact with the inner wall of the material tube 302, gears 404 are fixedly mounted on both ends of the rotating shaft 402, two racks 405 are fixedly mounted on the inner wall of the fixed frame 206, the two gears 404 are respectively meshed with the two racks 405, two limit plates 406 are fixedly mounted on the inner wall of the material tube 302, both limit plates 406 are provided with a discharge limiting groove 407, the baffle 403 is in contact with a corresponding discharge limiting groove 407, talcum powder or other white powder can be put into the material tube 302 during use. When the powder is not poured into the silo 301, talcum powder or other white powder will fall between the two limit plates 406 and will be blocked by the baffle 403. When the land distance measuring wheel connecting rod 100 is pushed, the distance measuring wheel 101 will rotate. When the distance measuring wheel 101 rotates, the fixed shaft 205 will be driven to rotate, so that the fixed shaft 205 drives one of the linkage plates 203 to rotate. The rotating linkage plate 203 will drive the other linkage plate 203 to rotate through the cooperation with the linkage shaft 204, so that the rotating linkage plate 203 drives the second connecting shaft 202 to rotate in the rotating hole 209 at the corresponding position on the U-shaped frame 201, so that the U-shaped frame 201 will not interfere with the normal rotation of the distance measuring wheel 101. When the angle of the land distance measuring wheel connecting rod 100 is adjusted,The land measuring wheel connecting rod 100 will drive the first connecting shaft 200 to rotate in a rotating hole 209 at the corresponding position, so that the U-shaped frame 201 will not affect the angle adjustment of the land measuring wheel connecting rod 100, and the linkage shaft 204 will rotate around the second connecting shaft 202 under the influence of the linkage plate 203. During the rotation of the linkage shaft 204, it will rotate on the linkage shaft 204 through the linkage hole 412 and pull one end of the linkage rod 400 to move back and forth, so that the other end of the linkage rod 400 drives the sliding rod 401 to move back and forth through the cooperation of the rotating hole 410 and the installation shaft 411. The reciprocating sliding rod 401 will slide in the sliding hole 409 and drive the silo 301 to move back and forth. The continuously moving silo 301 will slide on the two guide rods 300 respectively through the two guide holes 303, thereby limiting the moving direction of the silo 301, and continuously moving The moving silo 301 will drive the material tube 302 to move, so that the material tube 302 drives the rotating shaft 402 to move. The rotating shaft 402 will drive the two gears 404 to move while moving. The gears 404 will rotate by cooperating with the rack 405 while moving. The rotating gears 404 will drive the rotating shaft 402 to rotate in the movable hole 408, so that the rotating shaft 402 can achieve the effect of rotation. The continuously rotating rotating shaft 402 will drive the baffle 403 to move in the material discharging limiting groove 407 on the two limiting plates 406. The movable baffle 403 will drive the white powder to escape from the limiting plates 406 and then fall to the ground. The reciprocating movement of the silo 301 can evenly sprinkle the white powder on the ground. The white powder will be sprinkled on the ground according to the moving trajectory of the distance measuring wheel 101, so that it is convenient to check whether the moving position of the distance measuring wheel 101 is offset.

[0024] Furthermore, two rotating holes 209 are provided on the U-shaped frame 201, and the first connecting shaft 200 and the second connecting shaft 202 are rotatably installed in the two rotating holes 209 respectively. The rotating linkage plate 203 drives the second connecting shaft 202 to rotate in the rotating holes 209 at corresponding positions on the U-shaped frame 201, so that the U-shaped frame 201 will not interfere with the normal rotation of the distance measuring wheel 101.

[0025] Furthermore, two guide holes 303 are provided on the silo 301 , and two guide rods 300 are respectively slidably installed in the two guide holes 303 . The moving silo 301 will slide on the two guide rods 300 through the two guide holes 303 , thereby limiting the moving direction of the silo 301 .

[0026] Furthermore, two movable holes 408 are provided on the material tube 302, and both ends of the rotating shaft 402 are rotatably installed in the two movable holes 408 respectively. The self-rotating gear 404 will drive the rotating shaft 402 to rotate in the movable holes 408, so that the rotating shaft 402 can achieve the effect of rotation.

[0027] Furthermore, sliding holes 409 are provided on the U-shaped frame 201 and the fixed frame 206 , and the sliding rod 401 is slidably installed in the two sliding holes 409 . The reciprocating sliding rod 401 will slide in the sliding holes 409 and drive the silo 301 to reciprocate.

[0028] Furthermore, a rotating hole 410 is opened on the sliding rod 401, and an installation shaft 411 is rotatably installed in the rotating hole 410. The installation shaft 411 is fixedly installed on one side of the linkage rod 400. During the rotation of the linkage shaft 204, it will rotate on the linkage shaft 204 through the linkage hole 412 and pull one end of the linkage rod 400 to move back and forth, so that the other end of the linkage rod 400 drives the sliding rod 401 to move back and forth through the cooperation between the rotating hole 410 and the installation shaft 411.

[0029] Furthermore, a linkage hole 412 is provided on the linkage rod 400, and the linkage shaft 204 is rotatably installed in the linkage hole 412. During the rotation of the linkage shaft 204, the linkage shaft 204 will rotate on the linkage shaft 204 through the linkage hole 412 and pull one end of the linkage rod 400 to reciprocate.

[0030] Working principle of this utility model:

[0031] When in use, talcum powder or other white powder can be poured into the silo 301, and the talcum powder or other white powder will fall between the two limit plates 406 and will be blocked by the baffle 403. When the land distance measuring wheel connecting rod 100 is pushed, the distance measuring wheel 101 will rotate. When the distance measuring wheel 101 rotates, the fixed shaft 205 will be driven to rotate, so that the fixed shaft 205 drives one of the linkage plates 203 to rotate, and the rotating linkage plate 203 will drive the other linkage plate 203 to rotate by cooperating with the linkage shaft 204, so that the rotating linkage plate 203 drives the second connecting shaft 202 to rotate in the rotating hole 209 at the corresponding position on the U-shaped frame 201 , so that the U-shaped frame 201 will not interfere with the normal rotation of the measuring wheel 101. When the angle of the land measuring wheel connecting rod 100 is adjusted, the land measuring wheel connecting rod 100 will drive the first connecting shaft 200 to rotate in a rotating hole 209 at the corresponding position, so that the U-shaped frame 201 will not affect the angle adjustment of the land measuring wheel connecting rod 100. The linkage shaft 204 will rotate around the second connecting shaft 202 under the influence of the linkage plate 203. During the rotation of the linkage shaft 204, it will rotate on the linkage shaft 204 through the linkage hole 412 and pull one end of the linkage rod 400 to reciprocate, so that the other end of the linkage rod 400 is connected to the second connecting shaft 202 through the rotating hole 410. The cooperation of the mounting shaft 411 drives the sliding rod 401 to move back and forth. The reciprocating sliding rod 401 will slide in the sliding hole 409 and drive the bin 301 to move back and forth. The continuously moving bin 301 will slide on the two guide rods 300 through the two guide holes 303, thereby limiting the moving direction of the bin 301. The continuously moving bin 301 will drive the material pipe 302 to move, so that the material pipe 302 drives the rotating shaft 402 to move. When the rotating shaft 402 moves, it will drive the two gears 404 to move. When the gears 404 move, they will rotate by cooperating with the rack 405. The rotating gears 404 will drive the rotating shaft 405 to rotate. 02 rotates in the movable hole 408, so that the rotating shaft 402 can achieve the effect of rotation. The continuously rotating rotating shaft 402 will drive the blocking piece 403 to move in the discharge limiting groove 407 on the two limiting plates 406. The movable blocking piece 403 will drive the white powder to escape from the limiting plate 406 and then fall to the ground. The white powder can be evenly sprinkled on the ground under the reciprocating movement of the silo 301. The white powder will be sprinkled on the ground according to the moving trajectory of the distance measuring wheel 101, so as to facilitate checking whether the moving position of the distance measuring wheel 101 is offset, and by setting two universal wheels 208, support can be provided to prevent the distance measuring wheel 101 from tipping to both sides.

[0032] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A land surveying distance measuring device, comprising a land distance measuring wheel connecting rod (100), on which a distance measuring wheel (101) is rotatably mounted, characterized in that: A first connecting shaft (200) is fixedly mounted on one side of the land distance measuring wheel connecting rod (100), a supporting structure is rotatably mounted on the first connecting shaft (200), the supporting structure comprises a U-shaped frame (201), the U-shaped frame (201) is rotatably mounted on the first connecting shaft (200), a second connecting shaft (202) is rotatably mounted on the U-shaped frame (201), a fixed shaft (205) is fixedly mounted on one side of the distance measuring wheel (101), a linkage plate (203) is fixedly mounted on the side where the fixed shaft (205) and the second connecting shaft (202) are close to each other, and the two linkage plates (203) A same linkage shaft (204) is fixedly installed on one side close to each other, a fixing frame (206) is fixedly installed on one side of the U-shaped frame (201), connecting plates (207) are fixedly installed on both sides of the fixing frame (206), and universal wheels (208) are movably installed on the bottom sides of the two connecting plates (207), and two guide rods (300) are symmetrically fixedly installed on the inner wall of the fixing frame (206), and the same material storage structure is installed on the two guide rods (300), and the material storage structure includes a silo (301), and the silo (301) is slidably installed on the two guide rods (300). A material pipe (302) is fixedly installed on the bottom side of the U-shaped frame (201), the material pipe (302) is connected to the material bin (301), a linkage structure is installed on the linkage shaft (204), the linkage structure includes a linkage rod (400), the linkage rod (400) is rotatably installed on the linkage shaft (204), a sliding rod (401) is rotatably installed on the linkage rod (400), the sliding rod (401) is slidably installed on the U-shaped frame (201) and the fixed frame (206), the sliding rod (401) is fixedly installed on one side of the material bin (301), and a rotating shaft (402) is rotatably installed on the material pipe (302), and the rotating shaft ( A plurality of baffles (403) are fixedly mounted on the rotating shaft (402), the baffles (403) are in contact with the inner wall of the material tube (302), gears (404) are fixedly mounted on both ends of the rotating shaft (402), two racks (405) are fixedly mounted on the inner wall of the fixed frame (206), the two gears (404) are respectively meshed with the two racks (405), two limiting plates (406) are fixedly mounted on the inner wall of the material tube (302), both limiting plates (406) are provided with a material discharging limiting groove (407), and the baffles (403) are in contact with a corresponding material discharging limiting groove (407).

2. A land surveying distance measuring device according to claim 1, characterized in that: The U-shaped frame (201) is provided with two rotation holes (209), and the first connecting shaft (200) and the second connecting shaft (202) are rotatably mounted in the two rotation holes (209) respectively.

3. A land surveying distance measuring device according to claim 1, characterized in that: The material bin (301) is provided with two guide holes (303), and the two guide rods (300) are slidably mounted in the two guide holes (303) respectively.

4. A land surveying distance measuring device according to claim 1, characterized in that: The material tube (302) is provided with two movable holes (408), and the two ends of the rotating shaft (402) are rotatably mounted in the two movable holes (408) respectively.

5. A land surveying distance measuring device according to claim 1, characterized in that: The U-shaped frame (201) and the fixed frame (206) are both provided with sliding holes (409), and the sliding rod (401) is slidably installed in the two sliding holes (409).

6. A land surveying distance measuring device according to claim 1, characterized in that: The sliding rod (401) is provided with a rotation hole (410), in which a mounting shaft (411) is rotatably mounted, and the mounting shaft (411) is fixedly mounted on one side of the linkage rod (400).

7. A land surveying distance measuring device according to claim 1, characterized in that: The linkage rod (400) is provided with a linkage hole (412), and the linkage shaft (204) is rotatably mounted in the linkage hole (412).

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