CN213543447U - Land classification area measuring and calculating device for land management - Google Patents
Land classification area measuring and calculating device for land management Download PDFInfo
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- CN213543447U CN213543447U CN202022721221.1U CN202022721221U CN213543447U CN 213543447 U CN213543447 U CN 213543447U CN 202022721221 U CN202022721221 U CN 202022721221U CN 213543447 U CN213543447 U CN 213543447U
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- 230000006835 compression Effects 0.000 claims description 22
- 238000007906 compression Methods 0.000 claims description 22
- 230000002093 peripheral effect Effects 0.000 claims description 11
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 238000005259 measurement Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 5
- 238000005096 rolling process Methods 0.000 description 3
- 239000004575 stone Substances 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The application relates to a land classification area measuring and calculating device for land management, which belongs to the field of land measuring equipment and comprises a speed measuring wheel, wherein the speed measuring wheel is connected with a hand push rod, one end, close to the bottom surface, of the hand push rod is rotatably connected with a first gear, and the axis of the first gear is horizontally arranged; the first gear is meshed with at least three second gears which are uniformly arranged along the circumference of the axis of the first gear; the two sides of the first gear are provided with brackets, and the first gear and the second gear rotate on the brackets; one end of the bracket far away from the first gear is provided with a measuring wheel which is coaxially fixed with the second gear; the handspike is connected with the first gear. This application has the effect that improves measurement accuracy.
Description
Technical Field
The application relates to the field of land measuring equipment, in particular to a land classification area measuring and calculating device for land management.
Background
At present, the length of the land is measured by adopting a GPS, but the distance measuring wheel is used manually for measuring a certain bent or GPS-incapable positioning place, belongs to one type of measuring and calculating device, is also called as a mechanical distance measuring vehicle, is provided with a digital display distance measuring wheel and a measuring wheel, and is widely applied to measurement and evaluation of construction operations such as professional surveying and mapping operation, road engineering, pipeline laying engineering, wire and cable engineering and the like.
Chinese patent with publication No. CN211476979U discloses a land classification area measuring and calculating device for land management, which comprises a measuring and calculating wheel, a telescopic rod is installed on one side of the measuring and calculating wheel, a supporting column is installed on the top of the telescopic rod, one side of the measuring and calculating wheel far away from the telescopic rod is connected with a first gear disc, a second gear disc is engaged with the first gear disc, the second gear disc is connected with a rotating rod, and the rotating rod is coaxially connected with a winding disc. Holding the telescopic rod, rolling the measuring and calculating wheel on the ground, and displaying the storage degree on the display screen. The measuring wheel drives the first gear wheel disc to rotate, the first gear wheel disc drives the second gear wheel disc to synchronously rotate with the winding roll, and the cord is wound on the winding roll. The accuracy of the area measurement is increased by measuring the length of the take-up reel.
In view of the above-mentioned related technologies, the inventor thinks that there is a defect that the measuring wheel bounces when the measuring wheel touches a stone or a pit during rolling, and the measuring wheel cannot contact with the ground, resulting in inaccurate measurement accuracy.
SUMMERY OF THE UTILITY MODEL
In order to improve the measurement accuracy, the application provides a land classification area measuring and calculating device for land management.
The application provides a land classification area measuring and calculating device for land management adopts following technical scheme:
a land classification area measuring and calculating device for land management comprises a speed measuring wheel, wherein the speed measuring wheel is connected with a hand push rod, one end, close to the bottom surface, of the hand push rod is rotatably connected with a first gear, and the axis of the first gear is horizontally arranged; the first gear is meshed with second gears, and at least three second gears are uniformly arranged around the circumference of the axis of the first gear; brackets are arranged on two sides of the first gear, and the first gear and the second gear rotate on the brackets; a measuring wheel coaxially fixed with the second gear is arranged at one end of the bracket far away from the first gear; the hand push rod is connected with the first gear.
By adopting the technical scheme, at least three second gears are uniformly arranged, and each second gear is coaxially connected with the measuring wheel, so that at least two measuring wheels are in contact with the ground when the measuring and calculating device is used. Holding the hand push rod to push the measuring and calculating device, rotating the measuring wheel, driving the second gear to rotate by the measuring wheel, driving the first gear to rotate by the second gear, and measuring the number of rotating circles of the first gear to measure the length; when meeting in stone or pothole, when the measuring wheel that is close to one of ground is unsettled unable when rotating, another measuring wheel that is close to ground still contacts and rotates with ground, drives first gear and rotates, still can accurate measurement, improves measurement accuracy.
Optionally, the first gear and the second gear have the same specification.
By adopting the technical scheme, the specifications of the first gear and the second gear are the same, so that only one type of gear needs to be purchased when the measuring and calculating device is manufactured, and the measuring and calculating device is convenient to manufacture.
Optionally, a rectangular block is arranged at one end of the second gear, which is close to the measuring wheel, and the measuring wheel is sleeved on the rectangular block and is in sliding connection with the rectangular block; a limiting block is arranged at one end, far away from the second gear, of the rectangular block, and a clamping groove is formed at one end, close to the rectangular block, of the limiting block; the rectangular block is inserted in the clamping groove; a first bolt is arranged at one end, far away from the second gear, of the limiting block in a penetrating mode, and the first bolt is in threaded connection with the rectangular block.
Through adopting above-mentioned technical scheme, will measure on the wheel cover locates the rectangular block, peg graft the stopper from the one end that the rectangular block kept away from the second gear, make the draw-in groove joint of rectangular block and stopper, it is fixed with the rectangular block through first bolt. The both sides of measuring wheel are restricted by support and stopper, and when the measuring wheel damaged, can change the measuring wheel through unscrewing the bolt, convenient operation.
Optionally, a sleeve is arranged at one end, away from the first gear, of the hand push rod, an opening is arranged at one end, away from the first gear, of the sleeve, and a sliding rod is connected in the opening of the sleeve in a sliding manner; the second bolt is arranged on the peripheral wall of the sleeve in a penetrating mode, and one end of the second bolt is abutted to the sliding rod.
Through adopting above-mentioned technical scheme, adjust the distance of slide bar and sheathed tube according to operator's height, screw up the second bolt after adjusting suitable distance, the second bolt makes the slide bar fixed with the slide bar butt, can adjust convenient operation according to operator's height.
Optionally, a compression spring is coaxially arranged in the sleeve, and two ends of the compression spring are respectively abutted to the bottom ends of the sliding rod and the inner wall of the sleeve.
Through adopting above-mentioned technical scheme, promote measuring and calculating device compression spring by the compression, when the measuring wheel meets the pothole, under compression spring's effect, promote the measuring wheel and remove to ground, make measuring wheel and ground butt all the time, measure more accurately.
Optionally, a moving plate is slidably connected in the sleeve, and one end of the compression spring abuts against a side wall of the moving plate, which is far away from the first gear; the wall of the sleeve is provided with a sliding groove, one side of the moving plate extends out of the sleeve along the sliding groove, and the outer wall of the sleeve is connected with a moving assembly which enables the moving plate to move axially along the sleeve.
By adopting the technical scheme, the moving plate is driven to move along the axial direction of the sleeve by the moving assembly; because one end of the compression spring is abutted to the moving plate, when the moving plate moves, the compressible range of the compression spring can be changed, the force of the compression spring pushed by the sliding rod is changed along with the change of the compressible range, the adjustment is carried out according to the habit of an operator, and the operation is convenient.
Optionally, the moving assembly comprises two fixed blocks fixed at two ends of the outer peripheral wall of the sleeve, a screw rod is rotatably connected between the two fixed blocks, and the length directions of the sleeves in the length direction of the screw rod are the same; the screw rod penetrates through the moving plate and is in threaded connection with the moving plate.
By adopting the technical scheme, the screw rod is rotated, the screw rod rotates in the fixed block, and the screw rod is in threaded connection with the movable plate, so that the movable plate moves along the axial direction of the screw rod, and the movable plate is adjusted.
Optionally, one end of the sliding rod, which is far away from the sleeve, is hinged with a handle.
Through adopting above-mentioned technical scheme, the handle is articulated with the slide bar, can produce the angle change between handle and the slide bar, according to operator's height angle regulation.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the measuring and calculating device is pushed, the measuring wheel rotates, the measuring wheel drives the second gear to rotate, the second gear drives the first gear to rotate, and the length can be measured by measuring the number of rotating circles of the first gear; when a stone or a pothole is encountered, one measuring wheel close to the ground is suspended and cannot rotate, the other measuring wheel close to the ground is still in contact with the ground and rotates to drive the first gear to rotate, accurate measurement can still be achieved, and the measuring accuracy is improved;
2. the measuring wheel is sleeved on the rectangular block, the limiting block is connected with one end, away from the second gear, of the rectangular block in an inserting mode, the rectangular block is connected with the clamping groove of the limiting block in a clamping mode, and the limiting block is fixed with the rectangular block through the first bolt. The two sides of the measuring wheel are limited by the bracket and the limiting block, and when the measuring wheel is damaged, the measuring wheel can be replaced by unscrewing the bolt, so that the operation is convenient;
3. promote to calculate device compression spring and compressed, when the measuring wheel meets the pothole, under compression spring's effect, promote the measuring wheel and remove to ground, make the measuring wheel all the time with ground butt, measure more accurately.
Drawings
Fig. 1 is a schematic view of the overall structure of a land classification area measuring device for land management according to embodiment 1 of the present application;
FIG. 2 is another schematic view of the land classification area estimation device for land management shown in FIG. 1;
fig. 3 is a schematic view of the overall configuration of a land classification area estimation device for land management according to embodiment 2 of the present application.
Description of reference numerals: 1. a first gear; 2. a second gear; 3. a measuring wheel; 4. a handspike; 5. a rotating shaft; 6. a support; 7. a rectangular block; 8. a display; 9. a limiting block; 10. a card slot; 11. a first bolt; 12. a sleeve; 13. a slide bar; 14. a piston block; 15. an end cap; 16. moving the plate; 17. a moving assembly; 171. a fixed block; 172. a screw rod; 173. a gas lever; 18. a handle is rotated; 19. a compression spring; 20. a second bolt; 21. a handle; 22. and a third bolt.
Detailed Description
The embodiment of the application discloses land classification area measuring and calculating device for land management.
Example 1
Referring to fig. 1 and 2, a first gear 1 is included, and an axis of the first gear 1 is parallel to the ground. The first gear 1 is meshed with the second gear 2, and the number of the second gears 2 is four around the circumference of the axis of the first gear 1. The specifications of the first gear 1 and the second gear 2 are the same, the supports 6 are respectively arranged on two sides of the first gear 1 and the second gear 2, one end of the second gear 2 is coaxially connected with the measuring wheel 3, and one end of the first gear 1 is rotatably connected with the hand push rod 4. The measuring wheel 3 rotates to drive the second gear 2 to drive the first gear 1 to rotate, and the length is measured and calculated by measuring the number of rotation turns of the first gear 1.
First gear 1 and second gear 2 are equipped with pivot 5 respectively, and pivot 5 is coaxial welding respectively in the both ends of first gear 1 and second gear 2. The rotating shaft 5 rotates in the support 6, the support 6 is arranged in a cross shape, the measuring and calculating device is pushed, the measuring wheel 3 is in contact rolling with the ground, and the second gear 2 and the first gear 1 are driven to rotate in the support 6.
A rectangular block 7 is vertically welded on one end face of a rotating shaft 5 of the second gear 2, and the measuring wheel 3 is sleeved on the rectangular block 7 and is in sliding connection with the rectangular block 7. The measuring wheel 3 and the second gear 2 are coaxially moved to the second gear 2 along the axial direction of the second gear 2, and the rectangular block 7 is sleeved with the second gear 2.
One end of the rectangular block 7, which is far away from the second gear 2, is provided with a cylindrical limiting block 9, and the limiting block 9 is coaxially arranged with the measuring wheel 3. A clamping groove 10 for the rectangular block 7 to be inserted is formed in one side wall, close to the rectangular block 7, of the limiting block 9, and the limiting block 9 is inserted into the clamping groove 10 of the rectangular block 7. The side wall that stopper 9 is close to measuring wheel 3 butts with measuring wheel 3.
The stopper 9 is kept away from the one end of rectangular piece 7 and is coaxially worn to be equipped with first bolt 11, and first bolt 11 wears to establish stopper 9 and with rectangular piece 7 threaded connection. The limiting block 9 and the rectangular block 7 are fixed through a first bolt 11, and the movement of the measuring wheel 3 along the axis direction of the measuring wheel is limited.
The rotating shaft 5, which is far away from one end of the rectangular block 7, of the first gear 1 is rotatably connected with the hand push rod 4, a detector is arranged in the hand push rod 4, and the moving distance is measured by measuring and calculating the diameter of the rotating shaft 5 and the number of rotating turns.
The coaxial welding of the one end that handspike 4 kept away from first gear 1 has sleeve 12, and the opening has been seted up to the one end that measuring wheel 3 was kept away from to sleeve 12, is equipped with slide bar 13 in the sleeve 12, and the coaxial welding of the one end of slide bar 13 has piston block 14, and the periphery wall of piston block 14 sets up with the interior perisporium laminating of sleeve 12. The piston block 14 slides within the sleeve 12. The sliding of the piston block 14 and the sleeve 12 realizes the extension and contraction of the sliding rod 13 and the sleeve 12.
An annular end cover 15 is arranged at one open end of the sleeve 12, and the end cover 15 is sleeved on and slides on the sliding rod 13. End cap 15 is threadably connected to sleeve 12. The opening of the sleeve 12 is closed by an end cap 15, preventing the piston block 14 from coming off the sleeve 12.
One end of the peripheral wall of the sleeve 12 close to the measuring wheel 3 is provided with a sliding groove. A moving plate 16 is arranged in the sleeve 12, and one side of the moving plate 16 extends out of the sleeve 12 from the inside of the sliding groove. The peripheral wall of the sleeve 12 is provided with a moving assembly 17, and the moving assembly 17 drives the moving plate 16 to move along the axial direction of the sleeve 12. The moving plate 16 is driven to move by the moving assembly 17.
The moving assembly 17 includes two fixing blocks 171 welded to both ends of the outer circumferential wall of the casing 12, a screw rod 172 is disposed between the fixing blocks 171, and both ends of the screw rod 172 are rotatably connected to the fixing blocks 171, respectively. The screw 172 is disposed through the moving plate 16 and is threadedly coupled to the moving plate 16. The end of the screw rod 172 far away from the measuring wheel 3 is coaxially welded with a rotating handle 18. The rotating handle 18 is rotated to drive the screw rod 172 to rotate, and the screw rod 172 is in threaded connection with the moving plate 16 to drive the moving plate 16 to move.
A compression spring 19 is arranged between the piston block 14 and the bottom surface of the moving plate 16, and the compression spring 19 is coaxially arranged with the sleeve 12. Both ends of the compression spring 19 are respectively abutted against the piston block 14 and the moving plate 16. The slide rod 13 is supported by a compression spring 19, and a shock-absorbing effect can also be provided by the compression spring 19.
A second bolt 20 is inserted through the outer peripheral wall of the sleeve 12, the second bolt 20 is in threaded connection with the sleeve 12, and one end of the second bolt 20 abuts against the sliding rod 13. The second bolt 20 is tightened when the compression spring 19 is not required.
One end of the sliding rod 13, which is far away from the sleeve 12, is hinged with a handle 21, a third bolt 22 is arranged on the outer peripheral wall of the sliding rod 13 in a penetrating manner, the third bolt 22 is arranged on the sliding rod 13 in a penetrating manner and is abutted against the handle 21, and the third bolt 22 is in threaded connection with the sliding rod 13.
The display 8 is adhered to the handle 21, and the display 8 is connected with the detector in the handspike 4 through a wire. The distance is displayed through the display 8, and an operator can conveniently observe the distance.
The implementation principle of the land classification area measuring and calculating device for land management in the embodiment of the application is as follows: an operator unscrews the second bolt 20 according to requirements, rotates the rotating handle 18, rotates the screw rod 172 through the rotating handle 18, the screw rod 172 drives the moving plate 16 to move through threaded connection, the force of the compression spring 19 is adjusted, the measuring device is used after the position is adjusted to a proper position, any two measuring wheels 3 roll on the ground, and the measuring wheels 3 drive the first gear 1 to drive the second gear 2 to rotate. The second gear 2 rotates, a battery is arranged in the hand push rod 4 to provide power for a detector in the hand push rod 4, and the detector detects that the rotating shaft 5 of the first gear 1 rotates and transmits the result to the display 8 through an electric wire.
Example 2
Referring to fig. 3, the present embodiment is different from embodiment 1 in that the screw 172 in the moving unit 17 is replaced with an air lever 173. The fixed block 171 of the outer peripheral wall of the sleeve 12 near one end of the measuring wheel 3 is deleted, and the air lever 173 is disposed between the other fixed block 171 and the moving plate 16.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a land classification area calculates device for land management, includes the velocity measuring wheel, and the velocity measuring wheel is connected with handspike (4), its characterized in that: one end, close to the bottom surface, of the hand push rod (4) is rotatably connected with a first gear (1), and the axis of the first gear (1) is horizontally arranged; the first gear (1) is meshed with at least three second gears (2), and the second gears (2) are uniformly arranged around the circumference of the axis of the first gear (1); brackets (6) are arranged on two sides of the first gear (1), and the first gear (1) and the second gear (2) rotate on the brackets (6); a measuring wheel (3) is coaxially fixed with the second gear (2) at one end of the bracket (6) far away from the first gear (1); the hand push rod (4) is connected with the first gear (1).
2. A land classification area estimation device for land management according to claim 1, characterized in that: the first gear (1) and the second gear (2) have the same specification.
3. A land classification area estimation device for land management according to claim 2, characterized in that: a rectangular block (7) is arranged at one end, close to the measuring wheel (3), of the second gear (2), and the measuring wheel (3) is sleeved on the rectangular block (7) and is in sliding connection with the rectangular block (7); a limiting block (9) is arranged at one end, far away from the second gear (2), of the rectangular block (7), and a clamping groove (10) is formed at one end, close to the rectangular block (7), of the limiting block (9); the rectangular block (7) is inserted into the clamping groove (10); one end, far away from the second gear (2), of the limiting block (9) is provided with a first bolt (11) in a penetrating mode, and the first bolt (11) is in threaded connection with the rectangular block (7).
4. A land classification area estimation device for land management according to claim 1, characterized in that: a sleeve (12) is arranged at one end, far away from the first gear (1), of the hand push rod (4), an opening is formed at one end, far away from the first gear (1), of the sleeve (12), and a sliding rod (13) is connected in the opening of the sleeve (12) in a sliding mode; a second bolt (20) penetrates through the peripheral wall of the sleeve (12), and one end of the second bolt (20) is abutted to the sliding rod (13).
5. A land classification area estimation device for land management according to claim 4, characterized in that: and a compression spring (19) is coaxially arranged in the sleeve (12), and two ends of the compression spring (19) are respectively abutted against the bottom ends of the sliding rod (13) and the inner wall of the sleeve (12).
6. A land classification area estimation device for land management according to claim 5, characterized in that: a moving plate (16) is connected in the sleeve (12) in a sliding manner, and one end of the compression spring (19) abuts against the side wall, far away from the first gear (1), of the moving plate (16); the peripheral wall of the sleeve (12) is provided with a sliding groove, one side of the moving plate (16) extends out of the sleeve (12) along the sliding groove, and the peripheral wall of the sleeve (12) is connected with a moving assembly (17) which enables the moving plate (16) to move along the axial direction of the sleeve (12).
7. A land classification area estimation device for land management according to claim 6, characterized in that: the moving assembly (17) comprises two fixing blocks (171) fixed at two ends of the outer peripheral wall of the sleeve (12), a screw rod (172) is rotatably connected between the two fixing blocks (171), and the length directions of the sleeve (12) in the length direction of the screw rod (172) are the same; the screw rod (172) penetrates through the moving plate (16) and is in threaded connection with the moving plate (16).
8. A land classification area estimation device for land management according to claim 4, characterized in that: one end of the sliding rod (13) far away from the sleeve (12) is hinged with a handle (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022721221.1U CN213543447U (en) | 2020-11-21 | 2020-11-21 | Land classification area measuring and calculating device for land management |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022721221.1U CN213543447U (en) | 2020-11-21 | 2020-11-21 | Land classification area measuring and calculating device for land management |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213543447U true CN213543447U (en) | 2021-06-25 |
Family
ID=76485114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022721221.1U Expired - Fee Related CN213543447U (en) | 2020-11-21 | 2020-11-21 | Land classification area measuring and calculating device for land management |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213543447U (en) |
-
2020
- 2020-11-21 CN CN202022721221.1U patent/CN213543447U/en not_active Expired - Fee Related
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210625 |
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| CF01 | Termination of patent right due to non-payment of annual fee |