CN106500566B - Dot-line type mileage measuring device - Google Patents
Dot-line type mileage measuring device Download PDFInfo
- Publication number
- CN106500566B CN106500566B CN201611120196.3A CN201611120196A CN106500566B CN 106500566 B CN106500566 B CN 106500566B CN 201611120196 A CN201611120196 A CN 201611120196A CN 106500566 B CN106500566 B CN 106500566B
- Authority
- CN
- China
- Prior art keywords
- gear
- scale
- decimal
- integer
- measuring device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
- G01B5/04—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness specially adapted for measuring length or width of objects while moving
- G01B5/043—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness specially adapted for measuring length or width of objects while moving for measuring length
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention relates to the technical field of distance measurement, in particular to a point-line type mileage measuring device, which comprises: rolling on the surface to be measuredThe movable driving wheel, the decimal scale gear transmission group, the integer scale gear transmission group, the decimal scale disc arranged at the tail end of the decimal scale gear transmission group and the integer scale disc arranged at the tail end of the integer scale gear transmission shaft; the starting end of the decimal scale gear transmission group and the starting end of the integer scale gear transmission group are both arranged coaxially with the driving wheel, the decimal dial is provided with n scale marks arranged around the circumference of the decimal dial in an array manner, the radius of the driving wheel is r, the transmission ratio of the decimal scale gear transmission group is a, the transmission ratio of the integer scale gear set is b,
the integer dial has t scale lines arrayed around its circumference,
the length of the rolling wheel can be calculated according to the pointer index on the integer dial and the pointer index on the decimal dial. The invention is convenient to operate, and one person can measure the longer constructed length.
Description
Technical Field
The invention relates to the technical field of distance measurement, in particular to a measuring device for measuring a longer distance in a point-line mode.
Background
Currently, the devices for measuring the straight-line distance between two end points commonly on the market are: tape measure, steel rule measure, line of sight measure, photoelectric measure, etc.; the measurement precision is not high, the read data is easily influenced by human factors to cause measurement errors, the photoelectric measurement needs to adopt optical and electronic technologies and the like, and the use is inconvenient. Particularly, for the high-precision measurement requirement of large engineering structural members, the above measuring devices are difficult to meet the requirement, on the other hand, two persons are often required to be respectively positioned at two end points to be measured when the large structural members are measured, and the operation of the two persons is easy to cause measurement errors.
Disclosure of Invention
Aiming at the problems of complex operation, easy influence of thought factors and low measurement precision in the prior art, the invention researches and designs the point-line type mileage measuring device which can finish the length measurement of a large structural member by one person and has high measurement precision.
The technical scheme adopted by the invention is as follows:
a dotted-line mileage measuring device, comprising: a driving wheel rolling on the surface to be measured, a decimal scale gear transmission group, an integer scale gear transmission group and a gear wheel arranged at the end of the decimal scale gear transmission groupThe decimal dial at the end and the integer dial arranged at the tail end of the transmission shaft of the integer dial gear are arranged; the starting end of the decimal scale gear transmission group and the starting end of the integer scale gear transmission group are both arranged coaxially with the driving wheel, n scale marks arranged around the circumference array of the decimal scale dial are arranged on the decimal scale dial, and the angle of a grid formed between the adjacent scale marks is
If the radius of the driving wheel is set as r, the transmission ratio of the decimal scale gear transmission set is a, and the transmission ratio of the integer scale gear set is b, each grid on the decimal scale dial represents
Rice, wherein
If the integer dial is provided with t scale marks arranged around the circumference of the integer dial in an array manner, the angle of a lattice formed between adjacent scale marks is
Each cell on the scale, then the integer scale represents
Rice, wherein
The length of the driving wheel rolling can be calculated according to the pointer index on the integer dial and the pointer index on the decimal dial.
Further, a is 1:1, and b is 1: 54.
Furthermore, decimal scale gear drive group include with the action wheel coaxial arrangement the first gear, with first gear external gearing's second gear and with second gear external gearing's third gear, the decimal dial with the third gear coaxial arrangement, the centre-to-centre spacing of first gear and second gear and the centre-to-centre spacing of second gear and third gear are c.
Further, the integer scale gear set comprises a first gear, a second gear, a fourth gear coaxially arranged with the second gear, a fifth gear externally engaged with the fourth gear, a sixth gear coaxially arranged with the fifth gear, a seventh gear externally engaged with the sixth gear, an eighth gear coaxially arranged with the seventh gear, and a ninth gear externally engaged with the eighth gear; the integer dial and the ninth gear are coaxially arranged.
Further, the center distance between the fourth gear and the fifth gear, the center distance between the sixth gear and the seventh gear, and the center distance between the eighth gear and the ninth gear are all d.
Further, c is 36mm, d is 40 mm.
Furthermore, the measuring device also comprises two side plates, the decimal scale gear transmission group and the integer scale gear transmission group are clamped between the two side plates, and shafts for mounting gears in the two gear transmission groups are erected on the two side plates.
Furthermore, a control handle which is convenient to hold by hand and pushes the measuring device to move is arranged on the side plate.
Furthermore, pier feet are fixed below the side plates, and the pier feet and the two driving wheels support the measuring device together to keep the measuring device from falling down when the measuring device is not held by people.
Furthermore, the shaft for mounting the driving wheels is a first shaft, and the two driving wheels are mounted on the outer sides of the two side plates and are respectively fixed on the first shaft by pins.
Compared with the prior art, the invention obviously has the following beneficial effects:
1. the rolling distance of the driving wheel can be calculated according to the reading of the integer dial and the decimal dial by pushing the measuring device to move by one person, and the operation is simple.
2. The length value to be measured can be obtained by adding the integer value calculated by the reading of the integer dial and the decimal value calculated by the reading of the decimal dial, the precision reaches 0.01m, and the precision is high.
3. The method can meet the high-precision measurement requirement of large engineering structural members, is suitable for the requirements of the real society, and has higher social and economic values.
4. The gear is adopted for meshing transmission, so that the transmission torque is large, the measurement is accurate, the implementation is light, and various losses caused by human factors in the measurement process can be reduced.
5. The transmission operation is stable and reliable, the vibration and the noise are small, and the use is convenient.
6. The operation efficiency is high, saves the workload of traditional measuring modes such as manual pull rod measurement and the like, and improves the measuring efficiency.
Drawings
FIG. 1 is a front view of an embodiment of the present invention;
FIG. 2 is a schematic illustration of a gear drive according to an embodiment of the present invention;
in the figure, 1, a driving wheel, 2, a decimal scale, 3, an integer scale, 4, a first gear, 5, a second gear, 6, a third gear, 7, a fourth gear, 8, a fifth gear, 9, a sixth gear, 10, a seventh gear, 11, an eighth gear, 12, a ninth gear, 13, a side plate, 14, an operating handle, 15, a pier foot, 16 and a first shaft.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it is to be understood that the terms "radial," "axial," "upper," "lower," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present invention and simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus are not to be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
A dotted-line mileage measuring device as shown in fig. 1 and 2, comprising: the device comprises a driving wheel 1, a decimal scale gear transmission group, an integer scale gear transmission group, a decimal dial 2 and an integer dial 3, wherein the driving wheel 1, the decimal scale gear transmission group, the integer scale gear transmission group, the decimal dial 2 and the integer dial 3 roll on a surface to be measured; the starting end of the decimal scale gear transmission group and the starting end of the integer scale gear transmission group are both arranged coaxially with the driving wheel 1, n scale marks arranged around the circumference array of the decimal scale 2 are arranged on the decimal scale 2, and the angle of one grid formed between the adjacent scale marks is
If the radius of the driving wheel 1 is set as r, the transmission ratio of the decimal scale gear transmission group is set as a, and the transmission ratio of the integer scale gear group is set as b, each grid on the decimal scale dial 2 represents
Rice, wherein
If the integer dial 3 has t scale marks arranged around the circumference of the integer dial, the angle of a lattice formed between adjacent scale marks is
Each cell on the scale 3 represents
Rice, wherein
The length of the driving wheel 1 rolling can be calculated according to the index of the pointer on the integer dial 3 and the index of the pointer on the decimal dial 2.
In this embodiment, a is 1:1, b is 1:54, t is 54 scale marks may be set on the integer dial 3, if the integer dial does not rotate one grid, it means that the driving wheel rotates one round, if the circumference of the driving wheel is the same as the circumference of the driving wheel350mm, then
The radius r of the driving wheel is 55.73 mm. If the decimal scale disc is provided with 35 scale marks, the decimal scale disc represents one frame per frame
The measuring precision of the device can reach 0.01 m.
In this embodiment, referring to fig. 2, the decimal scale gear transmission group includes a first gear 4 coaxially disposed with the driving wheel 1, a second gear 5 externally engaged with the first gear 4, and a third gear 6 externally engaged with the second gear 5, the decimal scale 2 is coaxially disposed with the third gear 6, and the center distance between the first gear 4 and the second gear 5 and the center distance between the second gear 5 and the third gear 6 are both c. The integer scale gear set comprises a first gear 4, a second gear 5, a fourth gear 7 coaxially arranged with the second gear 5, a fifth gear 8 externally meshed with the fourth gear 7, a sixth gear 9 coaxially arranged with the fifth gear 8, a seventh gear 10 externally meshed with the sixth gear 9, an eighth gear 11 coaxially arranged with the seventh gear 10 and a ninth gear 12 externally meshed with the eighth gear 11; the integer dial 3 is disposed coaxially with the ninth gear 12. The center distance between the fourth gear 7 and the fifth gear 8, the center distance between the sixth gear 9 and the seventh gear 10, and the center distance between the eighth gear 11 and the ninth gear 12 are all d. Wherein c is 36mm and d is 40 mm.
In this embodiment, the measuring device further includes two side plates 13, the decimal scale gear transmission group and the integer scale gear transmission group are both clamped between the two side plates 13, and shafts for mounting gears in the two gear transmission groups are both erected on the two side plates 13. The side plate 13 is provided with an operating handle which is convenient for holding by hand and pushing the measuring device to move. Pier feet 15 are further fixed below the side plates 13, and the pier feet 15 and the two driving wheels 1 jointly support the measuring device and keep the measuring device from falling when no one holds the measuring device. The shaft for installing the driving wheel 1 is a first shaft 16, and the two driving wheels 1 are installed on the outer sides of the two side plates 13 and are respectively fixed on the first shaft 16 by pins.
The side plate 13 is made of a plastic plate, so that the light and labor-saving structure is light and convenient to use. The driving wheel 1 is made of No. 45 steel.
Specifically, a person holds the operating handle 14 to push the driving wheel 1 to roll along a surface to be measured, the distance rolled by the driving wheel 1 is calculated and measured, the driving wheel 1 drives the pointer of the decimal dial 2 to rotate through the decimal scale gear transmission group, and the decimal part of the distance rolled by the driving wheel 1 can be calculated according to the transmission ratio of the decimal scale gear transmission group and the diameter of the driving wheel 1. The driving wheel 1 drives the pointer of the integer dial 3 to rotate through the integer scale gear transmission group, the rolling distance of the driving wheel 1 can be calculated according to the transmission ratio of the integer scale gear transmission group and the diameter of the driving wheel 1, and the accurate rolling distance of the driving wheel 1 can be obtained by adding the integer part of the driving wheel and the decimal part calculated according to the decimal dial 2.
In light of the foregoing description of the preferred embodiment of the present invention, it is to be understood that numerous changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. A dotted-line mileage measuring device, comprising: the device comprises a driving wheel (1) rolling on a surface to be measured, a decimal scale gear transmission group, an integer scale gear transmission group, a decimal dial (2) arranged at the tail end of the decimal scale gear transmission group and an integer dial (3) arranged at the tail end of an integer scale gear transmission shaft; the gear of the starting end of the decimal scale gear transmission group and the gear of the starting end of the integer scale gear transmission group are coaxial with the driving wheel (1), n scale marks arranged around the circumference array of the decimal scale mark (2) are arranged on the decimal scale mark, and the angle of a grid formed between the adjacent scale marks is
If the radius of the driving wheel (1) is set as r, the transmission ratio of the decimal scale gear transmission set is a, and the transmission ratio of the integer scale gear set is b, thenEach lattice on the decimal dial (2) represents
Rice, wherein
If the integer dial (3) is provided with t scale marks arranged around the circumference of the integer dial, the angle of a lattice formed between the adjacent scale marks is
Each grid on the scale (3) represents
Rice, wherein
The rolling length of the driving wheel (1) can be calculated according to the pointer index on the integer dial (3) and the pointer index on the decimal dial (2), wherein the driving wheel (1) is made of steel materials.
2. The spot-wire mileage measuring device according to claim 1, wherein a is 1:1 and b is 1: 54.
3. The dotted mileage measuring device according to claim 1 or 2, wherein the decimal scale gear transmission set comprises a first gear (4) coaxially disposed with the driving wheel (1), a second gear (5) externally engaged with the first gear (4), and a third gear (6) externally engaged with the second gear (5), the decimal scale (2) is coaxially disposed with the third gear (6), and the center distance between the first gear (4) and the second gear (5) and the center distance between the second gear (5) and the third gear (6) are both c.
4. The dotted mileage measuring device according to claim 3, wherein the integer-scale gear set comprises a first gear (4), a second gear (5), a fourth gear (7) provided coaxially with the second gear (5), a fifth gear (8) externally engaged with the fourth gear (7), a sixth gear (9) provided coaxially with the fifth gear (8), a seventh gear (10) externally engaged with the sixth gear (9), an eighth gear (11) provided coaxially with the seventh gear (10), and a ninth gear (12) externally engaged with the eighth gear (11); the integer dial (3) and the ninth gear (12) are coaxially arranged.
5. The dotted mileage measuring device according to claim 4, wherein the center distance between the fourth gear (7) and the fifth gear (8), the center distance between the sixth gear (9) and the seventh gear (10), and the center distance between the eighth gear (11) and the ninth gear (12) are d.
6. The spot wire mileage measuring device according to claim 5, wherein c is 36mm and d is 40 mm.
7. The dot-line mileage measuring device according to claim 1 further comprises two side plates (13), wherein the decimal scale gearing group and the integer scale gearing group are sandwiched between the two side plates (13), and shafts for mounting gears of the two gear transmission groups are mounted on the two side plates (13).
8. The dotted-line mileage measuring device according to claim 7 is characterized in that the side plate (13) is provided with an operating handle (14) for facilitating the hand holding and pushing the measuring device to move.
9. The dotted-line mileage measuring device according to claim 7 or 8, characterized in that a pier foot (15) is further fixed under the side plate (13), and the pier foot (15) and the two driving wheels (1) jointly support the measuring device to keep the measuring device from falling down when the measuring device is not held by people.
10. The dotted-line mileage measuring device according to claim 1, wherein the shaft for mounting the driving wheels (1) is a first shaft (16), and the two driving wheels (1) are mounted on the outer sides of the two side plates (13) and are fixed to the first shaft (16) by pins, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611120196.3A CN106500566B (en) | 2016-12-08 | 2016-12-08 | Dot-line type mileage measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611120196.3A CN106500566B (en) | 2016-12-08 | 2016-12-08 | Dot-line type mileage measuring device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106500566A CN106500566A (en) | 2017-03-15 |
| CN106500566B true CN106500566B (en) | 2022-05-13 |
Family
ID=58330291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611120196.3A Active CN106500566B (en) | 2016-12-08 | 2016-12-08 | Dot-line type mileage measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106500566B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3538761A (en) * | 1968-03-22 | 1970-11-10 | Herbert D Horton | Ton mileage recorder |
| CN2106352U (en) * | 1991-05-09 | 1992-06-03 | 柳雨霁 | Speedometer with mileometer |
| CN2514309Y (en) * | 2001-12-10 | 2002-10-02 | 朱勇军 | Rangefinder for marking-off |
| CN102735144A (en) * | 2012-06-13 | 2012-10-17 | 南京金鑫传动设备有限公司 | Angle measuring device and measuring method thereof |
| CN105890494A (en) * | 2016-06-13 | 2016-08-24 | 南京工业职业技术学院 | Pure mechanical type three-dial kilometer metering car for distance measurement |
| CN205784982U (en) * | 2016-06-20 | 2016-12-07 | 江苏南瑞斯特斯复合材料有限公司 | A kind of cable plug meter counter |
| CN206223049U (en) * | 2016-12-08 | 2017-06-06 | 江苏理工学院 | Dotted-line style mileage measurement apparatus |
-
2016
- 2016-12-08 CN CN201611120196.3A patent/CN106500566B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3538761A (en) * | 1968-03-22 | 1970-11-10 | Herbert D Horton | Ton mileage recorder |
| CN2106352U (en) * | 1991-05-09 | 1992-06-03 | 柳雨霁 | Speedometer with mileometer |
| CN2514309Y (en) * | 2001-12-10 | 2002-10-02 | 朱勇军 | Rangefinder for marking-off |
| CN102735144A (en) * | 2012-06-13 | 2012-10-17 | 南京金鑫传动设备有限公司 | Angle measuring device and measuring method thereof |
| CN105890494A (en) * | 2016-06-13 | 2016-08-24 | 南京工业职业技术学院 | Pure mechanical type three-dial kilometer metering car for distance measurement |
| CN205784982U (en) * | 2016-06-20 | 2016-12-07 | 江苏南瑞斯特斯复合材料有限公司 | A kind of cable plug meter counter |
| CN206223049U (en) * | 2016-12-08 | 2017-06-06 | 江苏理工学院 | Dotted-line style mileage measurement apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106500566A (en) | 2017-03-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202485591U (en) | Combined device for measuring openness and centering degree of reeling side guide plate | |
| CN203100658U (en) | Pile hole depth measuring instrument | |
| CN203241034U (en) | Laser straight ruler flatness measuring instrument | |
| CN106500566B (en) | Dot-line type mileage measuring device | |
| CN100455980C (en) | Coaxiality measuring instrument | |
| CN206223049U (en) | Dotted-line style mileage measurement apparatus | |
| CN107121038A (en) | The indicating meter and dimension measuring instrument of a kind of measuring appliance | |
| CN114526906B (en) | Measuring device for measuring transmission error of gear pair | |
| US3974570A (en) | Indicator for measuring apparatus | |
| CN203132758U (en) | Pressure gage | |
| CN102305616A (en) | Laser distance measuring instrument | |
| CN105509605B (en) | Meter counter | |
| CN203323654U (en) | Curve range finder | |
| CN112797945A (en) | Crystallizer taper instrument and measuring method | |
| CN101559426A (en) | Gear-rack type laser scanning ball-sorting device | |
| CN202676151U (en) | Vernier alignment instrument | |
| CN206724852U (en) | A kind of roller survey tool | |
| CN206876064U (en) | The indicating meter and dimension measuring instrument of a kind of measuring appliance | |
| CN2217780Y (en) | Rolling ruler | |
| CN201066277Y (en) | Slope measuring instrument | |
| CN201527263U (en) | Roll pitch electromagnetic measuring apparatus | |
| CN201280008Y (en) | Multifunctional mapping tool | |
| CN218764941U (en) | Dial gauge for bridge detection | |
| CN102706313B (en) | Vernier alignment device | |
| CN213874117U (en) | High-bearing self-limiting multi-tooth indexing fluted disc |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |