CN203772261U - High-precision leveling staff with adjustable height - Google Patents
High-precision leveling staff with adjustable height Download PDFInfo
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- CN203772261U CN203772261U CN201320857429.3U CN201320857429U CN203772261U CN 203772261 U CN203772261 U CN 203772261U CN 201320857429 U CN201320857429 U CN 201320857429U CN 203772261 U CN203772261 U CN 203772261U
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- 230000001105 regulatory effect Effects 0.000 claims abstract description 12
- 238000005259 measurement Methods 0.000 claims description 11
- 238000003032 molecular docking Methods 0.000 claims description 11
- 238000000034 method Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses a high-precision leveling staff with the adjustable height, which is convenient to carry and has high precision. The high-precision leveling staff with the adjustable height comprises a staff body and a measuring tape marked with leveling graduations, wherein the staff body is composed of a plurality of basic staff bodies which are connected through connecting pieces. The high-precision leveling staff with the adjustable height is characterized in that the upper end of the staff body is connected to a staff head, and the lower end of the staff body is connected to a base with a cavity inside; the upper end of the measuring tape is connected to the staff head through an elastic device, the lower end of the measuring tape is connected to a measuring tape fixed plate which is arranged in the base and can move up and down, a regulating part capable of adjusting the up-down relative position between the measuring tape fixed plate and a baseplate is arranged between the measuring tape fixed plate and the baseplate of the base, a division abutting joint window and a benchmark division line fixed on the side surface of the abutting joint window are arranged on the base, a division abutting joint line which can be located at the division abutting joint window is also arranged on the measuring tape, and the line diameters of the benchmark division line and the division abutting joint line are both less than 0.2mm.
Description
Technical field
The utility model belongs to field of measuring technique, relates in particular to one and is not only easy to carry but also have high-precision adjustable for height high-precision leveling scale.
Background technology
Levelling pole is the scale that measurement of the level is used, formed by chi body and the measurement of the level graduation that is labeled on chi body, because its precision height directly affects the precision of measurement of the level, so existing levelling pole is all to adopt the materials such as on-deformable high-quality timber or fiberglass, aluminium alloy to make mostly, long stable to ensure chi, graduation is accurate.Traditional levelling pole has ruler, Sopwith staff and collapsible several, and structure and characteristics is separately as follows:
(1) ruler is integral structure, and therefore precision is higher, but length is grown (being generally 3 ~ 5 meters), conventionally needs configure dedicated car and room, carries with indoor storage etc. to meet field operation, makes survey crew feel inconvenience.
(2) Sopwith staff has retractility, and after shrinking, length is shorter is easy to carry, but after stretching, measurement graduation is accurate not, and accuracy of observation is low, therefore can only be used for the engineering surveys such as building operation, can not be used for professional high-precision leveling.
(3) utility model patent that China Patent No. is 201120148591.9, discloses a kind of folding leveling rod, and its blade is by all identical chi body hinged forming successively of length and shape, and chi face is detachable connection with blade.Although chi body can combine lengthening, be easy to carry, the precision micrometer adjustable device on chi surface zero basis is not but set, be also difficult to realize high precision.
Up to now, the high precision of levelling pole and portable formed contradiction fail to solve always.
Summary of the invention
The utility model is in order to solve the existing above-mentioned technical matters of prior art, provides one to be not only easy to carry but also have high-precision adjustable for height high-precision leveling scale.
Technical solution of the present utility model is: a kind of adjustable for height high-precision leveling scale, there is the chi band of measurement of the level graduation to form by chi body and mark, described chi body is joined and is formed by web member by many pile foundations chi body, it is characterized in that: the upper end of described chi body and chi head join, the lower end of described chi body with in have the base of cavity to join; Described chi band upper end joins by elastic force apparatus and chi head, described chi band lower end be placed in chi band fixed head moving up and down in base and join, between chi band fixed head and the base plate of base, be provided with the regulating part of capable of regulating chi band fixed head and the upper and lower relative position of base plate, the basis point line that is provided with graduation docking window and is fixed on docking window side on base, on described chi band, be also provided with the graduation butted line that can be positioned at docking window place, the wire diameter of described basis point line and graduation butted line is all less than 0.2mm.
Described regulating part is nut, and nut two ends are connected with the second bolt thread that is fixed on the first bolt on chi band fixed head and be fixed on base plate respectively, and the screw thread rotation opposite direction of the first bolt and the second bolt is provided with nut and regulates window on described base.
The utility model can connect into the base water object staff body of portable many 1 ~ 2 meter the levelling pole body of an overlength, chi band can be fixed on chi body by chi head and base, dock the docking facilitiess such as window by graduation, the overlength levelling pole that makes combination measure aspect Reticle accuracy and reliability all identical with ruler, not only be easy to carry but also there is high precision, solved the existing problem of prior art, improved measurement of the level work efficiency, reduced measurement cost.
Brief description of the drawings
Fig. 1 is the use view of the utility model embodiment 1.
Fig. 2,3,4, the 5th, the structural representation of the utility model embodiment 1.
Fig. 6, the 7th, the structural representation of the utility model embodiment 2.
Embodiment
Embodiment 1:
As shown in Fig. 1,2,3,4,5: same as the prior art, there is the chi band 2 of measurement of the level graduation to form by chi body 1 and mark, described chi body 1 is joined and is formed by web member 3 by many pile foundations chi body, the length of every pile foundation chi body can be 1 ~ 2 meter, web member 3 can be the various structures such as hinge, bolt, sleeve, but should ensure that many pile foundations chi body both can be connected to a ruler, can fold or dismantle again.The upper end and the chi head 4 that are chi body 1 with prior art difference join, the lower end of chi body 1 with in have the base 5 of cavity to join, both can be structure as a whole, also can join by securing member (bolt etc.); Chi band 2 upper ends are by elastic force apparatus 6(spring) articulate mutually with chi head 4, chi band 2 lower ends be placed in base 5 and chi band fixed head 7 moving up and down articulates, between chi band fixed head 7 and the base plate of base 5, be provided with the regulating part 8 of capable of regulating chi band fixed head 7 and the upper and lower relative position of base plate, the basis point line 10 that is provided with graduation docking window 9 and is fixed on docking window 9 sides on base 5, basis point line 10 is constant with the distance of the base plate of base 5, for example, can be taken as 10cm or 20cm.On chi band 2, be also provided with the graduation butted line 11 that can be positioned at docking window 9 places, the wire diameter of described basis point line 10 and graduation butted line 11 is all less than 0.2mm.Regulating part 8 also can be various structures, as long as can adjustable ruler band fixed head 7 and the upper and lower relative position of base plate.The regulating part 8 of the utility model embodiment is nut, nut two ends are threaded with the second bolt 13 that is fixed on the first bolt 12 on chi band fixed head 7 and be fixed on base plate respectively, the screw thread rotation opposite direction of the first bolt 12 and the second bolt 13 is provided with nut and regulates window 14 on described base 5.
When use, by web member 3, many pile foundations chi body is connected to a ruler for chi body 1, again by chi body 1 and chi head 4, base 5 joins, chi band 2 is articulated in respectively on chi head 4 and chi band fixed head 7, regulate window 14 setting nuts to adjust the distance between chi band fixed head 7 and the base plate of base 5 by nut, make graduation butted line 11 and basis point 10 conllinear of ruling, because the wire diameter of basis point line and graduation butted line is all less than 0.2mm, thereby can ensure measurement of the level graduation on chi band 2 and accurate dockings of basis point line 10 on chi body base 5, can form from chi body base 5 base plates upwards, the integrated levelling pole that graduation is continuous, can be used for high-precision measurement of the level.Finish using, chi band 2 can be taken off, simultaneously by regulating securing member that chi head 4, rod support 5 are separated with chi body 1, then by web member 3, chi body 1 is folded or splits into basic chi body, be easy to carry and preserve.
Embodiment 2:
As shown in Figure 6,7: basic structure is with embodiment 1, with embodiment 1 difference be that elastic force apparatus 6 is that existing spring wind tape removes chi bar structure, chi band of the present utility model 2 upper ends are joined with it and form spring wind tape, elastic force apparatus 6 is placed in the tape measure draw-in groove 15 being fixed on chi head 4, the lower end of chi band 2 and chi band fixed head 7 join.
Use procedure is substantially the same manner as Example 1.
Claims (2)
1. an adjustable for height high-precision leveling scale, there is the chi band (2) of measurement of the level graduation to form by chi body (1) and mark, described chi body (1) is joined and is formed by web member (3) by many pile foundations chi body, it is characterized in that: the upper end of described chi body (1) and chi head (4) join, the lower end of described chi body (1) with in have the base (5) of cavity to join, described chi band (2) upper end joins by elastic force apparatus (6) and chi head (4), described chi band (2) lower end be placed in base (5) and chi band fixed head moving up and down (7) joins, between chi band fixed head (7) and the base plate of base (5), be provided with the regulating part (8) of capable of regulating chi band fixed head (7) and the upper and lower relative position of base plate, the basis point line (10) that is provided with graduation docking window (9) and is fixed on docking window (9) side on base (5), on described chi band (2), be also provided with and can be positioned at the graduation butted line (11) that docking window (9) is located, the wire diameter of described basis point line (10) and graduation butted line (11) is all less than 0.2mm.
2. adjustable for height high-precision leveling scale according to claim 1, it is characterized in that: described regulating part (8) is nut, nut two ends are threaded with the second bolt (13) that is fixed on the first bolt (12) on chi band fixed head (7) and be fixed on base plate respectively, the screw thread rotation opposite direction of the first bolt (12) and the second bolt (13) is provided with nut and regulates window (14) on described base (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320857429.3U CN203772261U (en) | 2013-12-24 | 2013-12-24 | High-precision leveling staff with adjustable height |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320857429.3U CN203772261U (en) | 2013-12-24 | 2013-12-24 | High-precision leveling staff with adjustable height |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203772261U true CN203772261U (en) | 2014-08-13 |
Family
ID=51289444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320857429.3U Expired - Fee Related CN203772261U (en) | 2013-12-24 | 2013-12-24 | High-precision leveling staff with adjustable height |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203772261U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103673981A (en) * | 2013-12-24 | 2014-03-26 | 刘雁春 | Height-adjustable high-precision leveling measuring ruler |
| CN105698752A (en) * | 2016-02-03 | 2016-06-22 | 大连圣博尔测绘仪器科技有限公司 | A Precise Altitude Determination Method Applicable to Combined Leveling Staff |
| CN105890571A (en) * | 2016-05-25 | 2016-08-24 | 大连圣博尔测绘仪器科技有限公司 | Integrated rapid level measuring device with ruler and instrument |
-
2013
- 2013-12-24 CN CN201320857429.3U patent/CN203772261U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103673981A (en) * | 2013-12-24 | 2014-03-26 | 刘雁春 | Height-adjustable high-precision leveling measuring ruler |
| CN105698752A (en) * | 2016-02-03 | 2016-06-22 | 大连圣博尔测绘仪器科技有限公司 | A Precise Altitude Determination Method Applicable to Combined Leveling Staff |
| CN105698752B (en) * | 2016-02-03 | 2017-10-31 | 大连圣博尔测绘仪器科技有限公司 | A Precise Altitude Determination Method Applicable to Combined Leveling Staff |
| CN105890571A (en) * | 2016-05-25 | 2016-08-24 | 大连圣博尔测绘仪器科技有限公司 | Integrated rapid level measuring device with ruler and instrument |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140813 Termination date: 20201224 |