CN205748388U - A kind of high accuracy engineering survey centering rod - Google Patents
A kind of high accuracy engineering survey centering rod Download PDFInfo
- Publication number
- CN205748388U CN205748388U CN201620425538.1U CN201620425538U CN205748388U CN 205748388 U CN205748388 U CN 205748388U CN 201620425538 U CN201620425538 U CN 201620425538U CN 205748388 U CN205748388 U CN 205748388U
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- Prior art keywords
- centering rod
- spirit level
- bolt hole
- high accuracy
- calibration
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Abstract
The utility model discloses a kind of high accuracy engineering survey centering rod, including board, the prism assemblies being connected with board, it is arranged on the centering rod being connected below prism assemblies and with prism assemblies, it is arranged on centering rod bottom and adjustable conical head, it is symmetricly set on bracing frame and the spirit level assembly of centering rod both sides, spirit level assembly is arranged on below prism assemblies and is connected with centering rod, spirit level assembly includes calibrating base, fixing device, two pipe spirit levels the most vertically disposed and a circular bubble, pipe spirit level and circular bubble are arranged at calibrating on base, fixing device includes running through calibration base and being connected in the installation sleeve on calibration base, it is arranged on the bolt hole installed on sleeve and be circumferentially uniformly arranged, calibration bolt spacing to centering rod after coordinating with bolt hole.This utility model simple in construction, precision are reliable, are effectively increased the certainty of measurement of centering rod, and by arranging removable conical head, can effectively reduce later stage use cost.
Description
Technical field
This utility model relates to mapping equipment technical field, is specifically related to the engineering survey centering of a kind of high accuracy
Bar.
Background technology
Mapping centering rod, as aligning equipment indispensable in mapping, has purposes widely in mapping.
At present, during the work of existing centering rod, first need the impact point measured with centering rod bottom bar point alignment, adjust
Save two support bars, make circle blister placed in the middle, due to centering rod vertically so that on centering rod observed object point with
Buried target point overlaps.For ensureing certainty of measurement, it is desirable to metallic rod vertical pivot and circle blister vertical pivot perfect parallelism,
But affecting due to various factors in actual use, metallic rod vertical pivot is often the most uneven with circle blister vertical pivot
OK, it is necessary to circle blister is corrected, but the circle usual precision of blister is poor, and react the slowest,
Cause the decline of mapping precision；And after the head of existing centering rod uses a period of time, head is easy to wear,
Further result in the decline of certainty of measurement, need to change in time head, increase use cost；Simultaneously because it is right
Middle bar machining accuracy limits, and centering rod head is big with prism centers coaxial error, also causes certainty of measurement low.
Utility model content
This utility model is intended at least solve one of the problems of the prior art.
The purpose of this utility model is to propose the high accuracy engineering survey centering rod of a kind of improvement.
High accuracy engineering survey centering rod according to embodiment of the present utility model, including board with described
Prism assemblies that board is connected, the centering being arranged on below described prism assemblies and being connected with described prism assemblies
Bar, it is arranged on described centering rod bottom and dismountable conical head, is symmetricly set on described centering rod both sides
Bracing frame and spirit level assembly, described spirit level assembly be arranged on below described prism assemblies and with described centering
Bar is connected, described spirit level assembly include calibrate base, fixing device, two the most vertically disposed
Pipe spirit level and a circular bubble, described pipe spirit level and described circular bubble are arranged at the bottom of described calibration
On seat, described fixing device includes running through described calibration base and being connected in the installation set on described calibration base
After cylinder, the bolt hole being arranged on described installation sleeve and being circumferentially uniformly arranged coordinate with described bolt hole
Calibration bolt that can be spacing to described centering rod.
It addition, according to the high accuracy engineering survey centering rod of this utility model above-described embodiment, it is also possible to tool
There is a following additional technical feature:
According to an embodiment of the present utility model, described calibration base is plastic material, is fixed on described school
Described installation sleeve on quasi-base is stainless steel.
According to an embodiment of the present utility model, described pipe spirit level and described calibration base are solid by Gypsum Fibrosum
Fixed.
According to an embodiment of the present utility model, two pipe spirit levels the most vertically disposed respectively with symmetry
The bracing frame being arranged on described centering rod both sides is parallel.
According to an embodiment of the present utility model, described installation sleeve is provided with upper and lower two groups of bolts hole, often
Group number of bolt hole is three.
According to an embodiment of the present utility model, described conical head includes removably connecting with described centering rod
Connector and be arranged on the head below described connector, described connector is with described head by screw thread even
Connect.
According to an embodiment of the present utility model, described connector is provided with the bolt being circumferentially uniformly arranged
Hole, described connector is spacing after being coordinated with described bolt hole by calibration bolt with described centering rod.
According to an embodiment of the present utility model, it is hollow structure bottom described centering rod, described centering rod
Bottom is provided with the bolt hole being circumferentially uniformly arranged, and described connector inserts bottom described centering rod and with described
Centering rod is spacing after being coordinated with described bolt hole by calibration bolt.
According to an embodiment of the present utility model, described bolt hole is provided with upper and lower two groups, often group bolt hole count
Amount is three.
According to an embodiment of the present utility model, described pipe spirit level side is by arranging fixing bolt and institute
Stating calibration base to be connected, opposite side regulates described pipe spirit level level by arranging fine-tuning nut.
Relative to prior art, the beneficial effects of the utility model are:
This utility model by arranging spirit level assembly, and be provided with on spirit level assembly two the most vertical
Pipe spirit level and circular bubble, both improve mapping precision, improve again mapping efficiency；Meanwhile, at pipe
Spirit level one end is provided with fixing bolt, and the other end is provided with fine-tuning nut, can be to Guan Shui by regulation trimming bolt
The level of quasi-device is adjusted calibration, further increases the mapping precision of centering rod；By in centering
Bar bottom arranges dismountable conical head, reduces the cost of equipment maintenance of user.And, this utility model
The connection of spirit level assembly and the connection of centering rod, conical head and centering rod all use bolt hole and calibration spiral shell
The mode that bolt coordinates, can conveniently correct centering rod deviation, simultaneously by arranging two groups of bolts hole, often organizing bolt
Hole number is three, can be further ensured that limit effect, improves mapping precision.
Accompanying drawing explanation
The following drawings is only intended in schematically illustrating this utility model and explaining, does not limit this practicality new
The scope of type.Wherein:
Fig. 1 is this utility model example structure schematic diagram；
Fig. 2 is this utility model embodiment spirit level modular construction schematic diagram；
Fig. 3 is this utility model embodiment conical head structural representation；
Fig. 4 is this utility model embodiment conical head plan structure schematic diagram；
In figure: 1-board, 2-prism assemblies, 3-centering rod, 4-conical head, 41-connector, 42-head,
5-bracing frame, 6-spirit level assembly, 61-calibrates base, 62-fixing device, 63-pipe spirit level, 64-circle
Spirit level, 7-installs sleeve, 8-bolt hole, 9-calibration bolt, and 10-fixes bolt, 11-fine-tuning nut.
Detailed description of the invention
Below in conjunction with the accompanying drawings and embodiment, this utility model is expanded on further.In the following detailed description,
Only by the way of explanation, describe some one exemplary embodiment of the present utility model.Undoubtedly, this area
Those of ordinary skill will be consequently realised that, in the case of without departing from spirit and scope of the present utility model, can
By with various different in the way of described embodiment is modified.Therefore, accompanying drawing and being described in substantially
It is illustrative rather than for limiting scope of the claims.
As shown in Figures 1 to 4, according to the high accuracy engineering survey centering rod of this utility model embodiment,
The prism assemblies 2 that is connected including board 1 and described board 1, be arranged on below described prism assemblies 2 and
The centering rod 3 that is connected with described prism assemblies 2, it is arranged on described centering rod 3 bottom and dismountable taper
4, bracing frame 5 and spirit level assembly 6, the described spirit level of described centering rod 3 both sides it are symmetricly set on
Assembly 6 is arranged on below described prism assemblies 2 and is connected with described centering rod 3, described spirit level group
Part 6 includes calibrating base 61, the most vertically disposed pipe spirit level 63 of fixing device 62, two and one
Circular bubble 64, described pipe spirit level 63 and described circular bubble 64 are arranged at described calibration base 61
On, described fixing device 62 includes running through described calibration base 61 and being connected on described calibration base 61
Sleeve 7, the bolt hole 8 being arranged on described installation sleeve 7 and being circumferentially uniformly arranged and institute are installed
State bolt hole 8 coordinate after can be spacing to described centering rod 3 calibration bolt 9.
This utility model is by arranging spirit level assembly 6, and is provided with two on spirit level assembly 6 each other
Vertical pipe spirit level 63 and a circular bubble 64, both improve mapping precision, improves again mapping effect
Rate；By arranging dismountable conical head 4 in centering rod 3 bottom, reduce the cost of equipment maintenance of user.
And, spirit level assembly 6 of the present utility model is connected by bolt hole 8 and calibration bolt with centering rod 3
9 modes coordinated, the level angle of conveniently adjusted spirit level assembly 6, correct a deviation.
Preferably, described calibration base 61 is plastic material, and be fixed on described calibration base 61 is described
Installing sleeve 7 is stainless steel.
Preferably, described pipe spirit level 63 passes through plaster fixing with described calibration base 61.
Preferably, two pipe spirit levels 63 the most vertically disposed respectively be symmetricly set on described centering rod 3
The bracing frame 5 of both sides is parallel.
Preferably, described installation sleeve 7 is provided with upper and lower two groups of bolts hole 8, and often group bolt hole 8 quantity is
Three.By arranging two groups of bolts hole 8, often group bolt hole 8 quantity is three, can be further ensured that installation
Sleeve 7 and the limit effect of centering rod 3, improve mapping precision.
Preferably, described conical head 4 includes the connector 41 removably connected with described centering rod 3 and sets
Putting the head 42 below described connector 41, described connector 41 is with described head 42 by screw thread even
Connect.It is arranged such, in the case of described head 42 serious wear or other needs dismountings, can be to described
Head 42 is dismantled or is changed, and reduces maintenance cost, improves property easy to use.
Preferably, described connector 41 is provided with the bolt hole 8 being circumferentially uniformly arranged, described connector
41 pass through after calibration bolt 9 coordinates with described bolt hole 8 spacing with described centering rod 3.By by centering rod
3 are inserted in connector 41, and then connector 41 and centering rod 3 are by bolt hole 8 and calibration bolt 9
The mode coordinated connects, and the spacing angle of conveniently adjusted connector 41 realizes connector 41 with right simultaneously
Removably connecting of middle bar 3.
Preferably, it is hollow structure bottom described centering rod 3, is provided with the most equal bottom described centering rod 3
The bolt hole 8 of even setting, described connector 41 insert bottom described centering rod 3 and with described centering rod 3
After being coordinated with described bolt hole 8 by calibration bolt 9 spacing.Connector 41 and centering rod 3 also by
Connector 41 is inserted in centering rod 3, then by the way of bolt hole 8 and calibration bolt 9 cooperation even
Connect, both facilitated the spacing angle of adjusting connector 41, the removable of connector 41 and centering rod 3 can be realized again
Unload connection.
Preferably, described bolt hole 8 is provided with upper and lower two groups, and often group bolt hole 8 quantity is three.By setting
Putting two groups of bolts hole 8, often group bolt hole 8 quantity is three, can be further ensured that connector 41 and centering rod
The limit effect of 3, improves mapping precision, is arranged such simultaneously and connector 41 and centering rod 3 also can be made to connect
Firm, difficult drop-off after connection.
Preferably, described pipe spirit level 63 side is by arranging fixing bolt 10 and described calibration base 61
Being connected, opposite side regulates described pipe spirit level 63 level by arranging fine-tuning nut 11.It is arranged such,
The level of pipe spirit level 63 can be adjusted calibration by regulation trimming bolt 11, improve further
The mapping precision of centering rod 3.
Preferably, described installation sleeve 7 is welded on described calibration base 61.It is arranged such, can improve
Sleeve 7 and the stable connection of calibration base 61 are installed.
Preferably, described conical head 4 is the alloy head of high rigidity.
This utility model is by arranging spirit level assembly 6, and is provided with two on spirit level assembly 6 each other
Vertical pipe spirit level 63 and circular bubble 64, both improve mapping precision, improve again mapping efficiency；
Meanwhile, being provided with fixing bolt 10 in pipe spirit level 63 one end, the other end is provided with fine-tuning nut 11, by adjusting
Joint trimming bolt 11 can be adjusted calibration to the level of pipe spirit level 63, further increases centering
The mapping precision of bar 3；By arranging dismountable conical head 4 in centering rod 3 bottom, reduce user's
Cost of equipment maintenance.And, spirit level assembly 6 of the present utility model and the connection of centering rod 3, conical head
4 and the connection of centering rod 3 all use the mode that bolt hole 8 and calibration bolt 9 coordinate, conveniently adjusted right
The spacing angle of middle bar 3, corrects a deviation, simultaneously by arranging two groups of bolts hole 8, often group bolt hole 8 number
Amount is three, can be further ensured that limit effect, improves mapping precision.
This utility model simple in construction, easy to use, it is possible to be effectively improved the mapping precision of centering rod 3, and
By arranging removable conical head 4, effectively reduce cost.
The foregoing is only the schematic detailed description of the invention of this utility model, be not limited to this practicality new
The scope of type.Any those skilled in the art, in the premise without departing from design of the present utility model and principle
Lower done equivalent variations and amendment, all should belong to the scope of this utility model protection.
Claims (10)
1. a high accuracy engineering survey centering rod, it is characterised in that: include board and described board
The prism assemblies that is connected, be arranged on below described prism assemblies and be connected with described prism assemblies centering rod,
It is arranged on described centering rod bottom and dismountable conical head, is symmetricly set on the support of described centering rod both sides
Frame and spirit level assembly, described spirit level assembly is arranged on below described prism assemblies and joins with described centering rod
Closing and connect, described spirit level assembly includes calibrating base, fixing device, two Guan Shui the most vertically disposed
Quasi-device and a circular bubble, described pipe spirit level and described circular bubble are arranged at described calibration base
On, described fixing device includes running through described calibration base and being connected in the installation set on described calibration base
After cylinder, the bolt hole being arranged on described installation sleeve and being circumferentially uniformly arranged coordinate with described bolt hole
Calibration bolt that can be spacing to described centering rod.
2. high accuracy engineering survey centering rod as claimed in claim 1, it is characterised in that described school
Quasi-base is plastic material, and the described installation sleeve being fixed on described calibration base is stainless steel.
3. high accuracy engineering survey centering rod as claimed in claim 1 or 2, it is characterised in that institute
State pipe spirit level and pass through plaster fixing with described calibration base.
4. high accuracy engineering survey centering rod as claimed in claim 1, it is characterised in that two mutually
Parallel with the bracing frame being symmetricly set on described centering rod both sides respectively for vertically disposed pipe spirit level.
5. high accuracy engineering survey centering rod as claimed in claim 1, it is characterised in that described peace
Sleeved being provided with upper and lower two groups of bolts hole, often group number of bolt hole is three.
6. high accuracy engineering survey centering rod as claimed in claim 1, it is characterised in that described cone
Shape head includes the connector removably connected with described centering rod and is arranged on the head below described connector,
Described connector is threaded connection with described head.
7. high accuracy engineering survey centering rod as claimed in claim 6, it is characterised in that described company
Fitting is provided with the bolt hole being circumferentially uniformly arranged, and described connector and described centering rod pass through calibration bolt
After coordinating with described bolt hole spacing.
8. high accuracy engineering survey centering rod as claimed in claim 6, it is characterised in that described right
It is hollow structure bottom middle bar, bottom described centering rod, is provided with the bolt hole being circumferentially uniformly arranged, described company
After fitting is inserted bottom described centering rod and is coordinated with described bolt hole by calibration bolt with described centering rod
Spacing.
9. high accuracy engineering survey centering rod as claimed in claim 7 or 8, it is characterised in that institute
Stating bolt hole and be provided with upper and lower two groups, often group number of bolt hole is three.
10. high accuracy engineering survey centering rod as claimed in claim 1, it is characterised in that described pipe
Spirit level side is connected with described calibration base by arranging fixing bolt, and opposite side is by arranging fine-tuning nut
Regulate described pipe spirit level level.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620425538.1U CN205748388U (en) | 2016-05-06 | 2016-05-06 | A kind of high accuracy engineering survey centering rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620425538.1U CN205748388U (en) | 2016-05-06 | 2016-05-06 | A kind of high accuracy engineering survey centering rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205748388U true CN205748388U (en) | 2016-11-30 |
Family
ID=57367983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620425538.1U Active CN205748388U (en) | 2016-05-06 | 2016-05-06 | A kind of high accuracy engineering survey centering rod |
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| Country | Link |
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| CN (1) | CN205748388U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107389035A (en) * | 2017-08-11 | 2017-11-24 | 山西省计量科学研究院 | A kind of multi-functional knife edge right angle ruler |
| CN108303068A (en) * | 2018-03-05 | 2018-07-20 | 中国矿业大学(北京) | A kind of varifocal angle adjustable pries through inclinometer and monitoring method |
| CN108759805A (en) * | 2018-07-25 | 2018-11-06 | 刘谦 | A kind of high-precision engineering survey centering lever apparatus |
| WO2019113952A1 (en) * | 2017-12-15 | 2019-06-20 | 深圳市大疆创新科技有限公司 | Rtk measuring device |
-
2016
- 2016-05-06 CN CN201620425538.1U patent/CN205748388U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107389035A (en) * | 2017-08-11 | 2017-11-24 | 山西省计量科学研究院 | A kind of multi-functional knife edge right angle ruler |
| CN107389035B (en) * | 2017-08-11 | 2023-03-31 | 山西省检验检测中心(山西省标准计量技术研究院) | Multifunctional knife edge square |
| WO2019113952A1 (en) * | 2017-12-15 | 2019-06-20 | 深圳市大疆创新科技有限公司 | Rtk measuring device |
| CN108303068A (en) * | 2018-03-05 | 2018-07-20 | 中国矿业大学(北京) | A kind of varifocal angle adjustable pries through inclinometer and monitoring method |
| CN108303068B (en) * | 2018-03-05 | 2023-07-25 | 中国矿业大学(北京) | Variable-focus angle-adjustable peeping inclinometer and monitoring method |
| CN108759805A (en) * | 2018-07-25 | 2018-11-06 | 刘谦 | A kind of high-precision engineering survey centering lever apparatus |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |