CN108759805A - A kind of high-precision engineering survey centering lever apparatus - Google Patents
A kind of high-precision engineering survey centering lever apparatus Download PDFInfo
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- CN108759805A CN108759805A CN201810860184.7A CN201810860184A CN108759805A CN 108759805 A CN108759805 A CN 108759805A CN 201810860184 A CN201810860184 A CN 201810860184A CN 108759805 A CN108759805 A CN 108759805A
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- Prior art keywords
- spirit level
- centering
- centering rod
- rod
- connecting rod
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- 238000009966 trimming Methods 0.000 claims abstract description 11
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 23
- 238000009434 installation Methods 0.000 claims description 9
- 239000004411 aluminium Substances 0.000 claims description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 229910052602 gypsum Inorganic materials 0.000 claims description 3
- 239000010440 gypsum Substances 0.000 claims description 3
- 239000004519 grease Substances 0.000 claims description 2
- 238000005266 casting Methods 0.000 claims 1
- 238000005259 measurement Methods 0.000 abstract description 10
- 238000013507 mapping Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000019771 cognition Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C15/00—Surveying instruments or accessories not provided for in groups G01C1/00 - G01C13/00
- G01C15/02—Means for marking measuring points
- G01C15/06—Surveyors' staffs; Movable markers
- G01C15/08—Plumbing or registering staffs or markers over ground marks
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a kind of high-precision engineering survey centering lever apparatus, including centering rod, limiter, it is arranged in centering rod bottom end and dismountable conical head, the level device assembly being connected on centering rod, it is symmetricly set on the left support component and right support component of centering rod both sides, left connecting rod and right connecting rod are connected respectively with F shape cantilever tips and F shapes holder is connected with centering rod, the trimming assembly of adjustable left support component and right support length component and quick adjusting part are also respectively provided on left support component and right support component, level device assembly includes right pipe spirit level vertically disposed each other and left pipe spirit level, the two sides of limiter are engaged respectively with left connecting rod and right connecting rod so that left connecting rod and right connecting rod are respectively parallel to right pipe spirit level and left pipe spirit level.The present invention can effectively improve the measurement accuracy of centering rod, and the adjusting of spirit level can be achieved by trimming assembly and quick adjusting part, meet and different use needs.
Description
Technical field
The present invention relates to mapping equipment technical fields, and in particular to a kind of high-precision engineering survey centering lever apparatus.
Background technology
Centering rod is surveyed and drawn as aligning equipment indispensable in mapping, there is extensive purposes in mapping.Currently, existing
When some centering rod work, the target point measured first is needed with the alignment of centering rod bottom bar point, adjusts two supporting rods, makes round water
Bubble is placed in the middle, since centering rod is vertically to make prism group and buried target point vertical on centering rod.To ensure measurement accuracy, it is desirable that
Prism group center and ground point vertical, but in actual use since various factors influences, prism group center and ground point
Not vertical, it is necessary to circle bubble is corrected, but the usual precision of circle bubble is poor, causes the decline of mapping precision, it can not
Meet and uses needs.
Invention content
The present invention is directed at least solve one of the problems of the prior art.
It is an object of the invention to propose a kind of improved high-precision engineering survey centering lever apparatus.
High-precision engineering survey centering lever apparatus according to an embodiment of the invention, including centering rod, limiter, setting
In the centering rod bottom end and dismountable conical head, the level device assembly being connected on the centering rod, F shapes holder, symmetrical
Left support component and right support component in the centering rod both sides, the left support component and right support component top are set
End has been respectively fixedly connected horizontally disposed left connecting rod and right connecting rod, the left connecting rod and the right connecting rod respectively with it is described
F shape cantilever tips are connected and the F shapes holder is connected by fixing bolt and the centering rod, the left support component and described
Be also respectively provided on right support component the adjustable left support component and the right support length component trimming assembly and
Quick adjusting part, the limiter and the F shapes holder are connected and the limiter is folded in the left connecting rod and described
Between right connecting rod, the level device assembly includes two right pipe spirit levels vertically disposed each other and left pipe spirit level, described
The two sides of limiter are arranged in parallel with the right pipe spirit level and the left pipe spirit level respectively, the two sides of the limiter
It is engaged with the left connecting rod and the right connecting rod respectively so that the left connecting rod and the right connecting rod are put down respectively
Row is in the right pipe spirit level and the left pipe spirit level.
In addition, high-precision engineering survey centering lever apparatus according to the above embodiment of the present invention, can also have as follows
Additional technical feature：
According to one embodiment of present invention, further include circular bubble, the circular bubble is connected on the centering rod
In tip height adjusting apparatus, the height adjuster includes lower part centering rod aperture fixing bolt, scale adjustment fastening bolt
With circular bubble mounting disc, offer on the height adjuster vertically arranged centering rod mounting hole, side is provided with can
Lead to after coordinating the bolt apertures being spirally connected, the centering rod to pass through the centering rod mounting hole with the lower part centering rod aperture fixing bolt
It crosses the lower part centering rod aperture fixing bolt to be fixedly connected, the spirit level further includes calibration pedestal and fixing device, the right side
Pipe spirit level and the left pipe spirit level are arranged on the calibration pedestal, and the fixing device includes running through the calibration bottom
Seat and be connected in it is described calibration pedestal on installation sleeve, be arranged in the installation sleeve and along the crisscross laying of levelling tube
Fixed bolt hole, with can be to calibration bolt that levelling tube is calibrated after fixed bolt hole cooperation.
According to one embodiment of present invention, the limiter is in class triangle, and the two sides of the limiter are mutually hung down
Directly it is arranged and end corresponding with the angle of two sides offers connecting hole, the limiter passes through the connecting hole and the F
Shape holder is connected.
According to one embodiment of present invention, the conical head includes the end of thread and the head connected with the end of thread bottom end
Body, the centering rod bottom end offer internal thread, and the conical head is connected through a screw thread with the centering rod, the end of thread
Length is 20-30mm.
According to one embodiment of present invention, gasket is arranged on the end of thread, the gasket can adjust the taper
Grease head highness.
According to one embodiment of present invention, the right pipe spirit level and the left pipe spirit level are fixed by setting first
Bolt is connected with the calibration pedestal, and first fixing bolt is arranged in the right pipe spirit level and the left pipe spirit level phase
Mutually close one end, one end that the right pipe spirit level and the left pipe spirit level are located remotely from each other is respectively arranged with right pipe spirit level
Adjusting nut and left pipe spirit level adjusting nut are to adjust the horizontality of the right pipe spirit level and the left pipe spirit level.
According to one embodiment of present invention, the calibration pedestal is cast aluminium material, is fixed on the calibration pedestal
The installation sleeve is cast aluminium material, and the right pipe spirit level, the left pipe spirit level and the calibration pedestal are solid by gypsum
It is fixed.
According to one embodiment of present invention, the F shapes holder include vertical bar, the second fixing bolt and from top to bottom according to
The first level connecting pin of secondary setting, the second horizontal connection end, first level connecting pin left end and second level are even
It connects end left end to be connected with the vertical bar respectively, the first level connecting pin and second horizontal connection end are vertically opened respectively
Equipped with vertical holes so that the centering rod passes through, the first level connecting pin and the second horizontal connection end side surface are also distinguished
Horizontally disposed bolt hole is offered, second fixing bolt can limit the centering rod after passing through the bolt hole
It is fixed.
According to one embodiment of present invention, further include spirit level modular support calibrated mount, the spirit level modular support
Calibrated mount is arranged in the spirit level component bottom and is connected on the centering rod.
According to one embodiment of present invention, the I-shaped of calibration spanner can be accommodated by being further opened on the limiter
Accommodating chamber.
Compared with the existing technology, the beneficial effects of the invention are as follows：
Left connecting rod and right connecting rod are respectively parallel to right pipe spirit level and left pipe spirit level in the present invention, can make pipe level
Device it is easy to adjust quick；By the way that trimming assembly is arranged, the adjusting of left connecting rod and right connecting rod can be facilitated, when reducing adjusting
Between, improve working efficiency；By the way that quick adjusting part is arranged, the fast velocity modulation of left connecting rod and right connecting rod height can be realized
Section, meets the use demand of different crowd.Moreover, the present invention and is installed by the way that level device assembly is arranged in level device assembly
There are two pipe spirit levels vertical each other, not only improve mapping precision, but also improve mapping efficiency；Meanwhile in pipe spirit level one
End is equipped with fixing bolt, and the other end is equipped with spirit level adjusting nut, can be to pipe spirit level by adjusting spirit level adjusting nut
Calibration is adjusted in horizontality, further improves the measurement accuracy of centering rod；By detachable in the setting of centering rod bottom end
Conical head, reduce the cost of equipment maintenance of user.
The present invention can effectively improve the measurement accuracy of centering rod, and can be real by trimming assembly and quick adjusting part
The adjusting of existing spirit level meets and different uses needs.
Description of the drawings
The following drawings are only intended to schematically illustrate and explain the present invention, not delimit the scope of the invention.Wherein：
Fig. 1 is the main structure diagram of the high-precision engineering survey centering lever apparatus described in the embodiment of the present invention；
Fig. 2 is the right side structural representation of the high-precision engineering survey centering lever apparatus described in the embodiment of the present invention；
Fig. 3 is the overlooking structure diagram of the high-precision engineering survey centering lever apparatus described in the embodiment of the present invention；
Fig. 4 is the structural schematic diagram of the limiter described in the embodiment of the present invention；
Fig. 5 is the structural schematic diagram of the level device assembly described in the embodiment of the present invention；
Fig. 6 is the structural schematic diagram of the circular bubble described in the embodiment of the present invention.
In figure：1- centering rods, 2- left support components, the left connecting rods of 21-, 3- right support components, the right connecting rods of 31-, 4- connect
Connect disk, 5- trimming assemblies, 6- level device assemblies, 61- calibration pedestals, 62- fixing devices, the right pipe spirit levels of 631-, the left pipes of 632-
Spirit level, 64- circular bubbles, 641- circular bubble mounting discs, 642- circular bubble supporting racks, 643- centering rod mounting holes,
The lower parts 644- centering rod aperture fixing bolt, 65- fixed bolt holes, 66- calibration bolts, the first fixing bolts of 67-, 7- spirit level groups
Part supports calibrated mount, 8-F shape holders, 81- vertical bars, 82- first levels connecting pin, 821- bolts hole, the second horizontal connections of 83-
End, the second fixing bolts of 84-, 9- conical heads, 10- limiters, 101- accommodating chambers, 102- connecting holes.
Specific implementation mode
With reference to the accompanying drawings and examples, the present invention is further explained.In the following detailed description, only pass through explanation
Mode describes certain exemplary embodiments of the present invention.Undoubtedly, those skilled in the art will recognize,
In the case of without departing from the spirit and scope of the present invention, described embodiment can be repaiied with a variety of different modes
Just.Therefore, attached drawing and description are regarded as illustrative in nature, and are not intended to limit the scope of the claims.
As shown in Figures 1 to 6, according to embodiments of the present invention 1 high-precision engineering survey centering lever apparatus, including centering
Bar 1, limiter 10 are arranged in 1 bottom end of the centering rod and dismountable conical head 9, the level being connected on the centering rod 1
Device assembly 6, F shapes holder 8, the left support component 2 and right support component 3 for being symmetricly set on 1 both sides of the centering rod, the left branch
Horizontally disposed left connecting rod 21 and right connecting rod 31, the left side has been respectively fixedly connected in support component 2 and 3 top of right support component
Connecting rod 21 and the right connecting rod 31 are connected respectively with 8 top of F shapes holder and the F shapes holder 8 passes through fixing bolt
It is connected with the centering rod 1, the adjustable left side is also respectively provided on the left support component 2 and the right support component 3
The trimming assembly 5 and quick adjusting part of support component 2 and 3 length of right support component, the limiter 10 and the F shapes
Holder 8 is connected and the limiter 10 is folded between the left connecting rod 21 and the right connecting rod 31, the spirit level group
Part 6 includes two right pipe spirit levels 631 vertically disposed each other and left pipe spirit level 632, the two sides point of the limiter 10
Be not arranged in parallel with the right pipe spirit level 631 and the left pipe spirit level 632, the two sides of the limiter 10 respectively with institute
It states left connecting rod 21 and the right connecting rod 31 is engaged so that the left connecting rod 21 and the right connecting rod 31 are put down respectively
Row is in the right pipe spirit level 631 and the left pipe spirit level 632.
The present invention is by being arranged level device assembly 6, and there are two pipe levels vertical each other for installation in level device assembly 6
Device not only improves mapping precision, but also improves mapping efficiency；Meanwhile by the way that dismountable conical head is arranged in 1 bottom end of centering rod
9, reduce the cost of equipment maintenance of user.Moreover, left connecting rod 21 and right connecting rod 31 are respectively parallel to right pipe in the present invention
Spirit level 631 and left pipe spirit level 632 can make the easy to adjust quick of pipe spirit level；By the way that trimming assembly 5 is arranged, can facilitate
The adjusting of left connecting rod 21 and right connecting rod 31 improves measurement accuracy；By the way that quick adjusting part is arranged, left connection can be realized
The quick adjusting of bar and right connecting rod height, meets the use demand of different crowd.Wherein, trimming assembly is to be fixed by spring
The adjusting apparatus with certain frictional force, when adjustment is not required to press, need to only rotate and can be adjusted pole length, quick adjusting part
For with the depressible adjusting apparatus centainly damped, when pressing, can realize the adjusting of pole length.Wherein, the left connecting rod 21
Top and 31 top of right connecting rod are connected by terminal pad 4 and 8 top of F shapes holder.
Preferably, further include circular bubble 64, the circular bubble 64 is connected in tip height on the centering rod 1 and adjusts
On device, the height adjuster includes lower part centering rod aperture fixing bolt 644, scale adjustment fastening bolt and circular bubble
Mounting disc 641, offer vertically arranged centering rod mounting hole 643 on the height adjuster, side is provided with can be with institute
Stating lower part centering rod aperture fixing bolt 644 coordinates the bolt apertures being spirally connected, the centering rod 1 to pass through the centering rod mounting hole 643
It is fixedly connected afterwards by the lower part centering rod aperture fixing bolt 644, the spirit level 6 further includes calibration pedestal 61 and fixed dress
62 are set, the right pipe spirit level 631 and the left pipe spirit level 632 are arranged on the calibration pedestal 61, the fixed dress
It includes through the calibration pedestal 61 and being connected in the installation sleeve calibrated on pedestal 61, setting in the installation set to set 62
On cylinder and along the fixed bolt hole 65 of the crisscross laying of levelling tube, with the fixed bolt hole 65 coordinate after can to levelling tube into
The calibration bolt 66 of row calibration.Wherein, level device assembly 6 and the connection of centering rod 1 use fixed bolt hole 65 and calibration bolt
The mode of 66 cooperations, the level angle of conveniently adjusted level device assembly 6 are corrected a deviation；It can be by the way that circular bubble 64 is arranged
One step improves measurement accuracy.Wherein, lower part centering rod aperture fixing bolt 644 can also be achieved the adjusting and fixation of 1 height of centering rod,
When lower part centering rod hole fixing bolt 644 is opened, it can be achieved that 1 height of centering rod elongates or shortens, when lower part centering rod hole
When fixing bolt 644 is locked, centering rod 1 can be fastened, prevent elongating or shortening for centering rod 1.
Preferably, the limiter 10 is in class triangle, and the two sides of the limiter 10 are arranged in a mutually vertical manner and with two
The corresponding end of angle of side offers connecting hole 102, and the limiter 10 passes through the connecting hole 102 and the F shapes branch
Frame 8 is connected.
Preferably, the conical head 9 includes the end of thread and the head body connected with the end of thread bottom end, the centering rod 1
Bottom end offers internal thread, and the conical head 9 is connected through a screw thread with the centering rod 1, and the length of the end of thread is 20-
30mm.By the way that the end of thread lengthened is arranged, the service life of the conical head 9 can be extended, reduce use cost.
Preferably, gasket is arranged on the end of thread, the gasket can adjust 9 height of the conical head.Wherein, make
With in the process, the head cognition of the conical head 9 has a degree of abrasion, is caused if the conical head 9 more renewed at this time greatly
Waste improves measurement cost, can be arranged gasket on the end of thread in the present embodiment, to adjust the height of conical head 9, make conical head
9 reach the height before not wearing, and the precision due to can not often ensure a body after abrasion, at this time can dismantle conical head 9
Manual polishing afterwards, enables that conical head 9 is reused and precision is guaranteed.Preferably, the gasket is iron plate or steel disc, institute
It is 304 stainless steels to state conical head.
Preferably, the right pipe spirit level 631 and the left pipe spirit level 632 are by being arranged the first fixing bolt 67 and institute
It states calibration pedestal 61 to be connected, first fixing bolt 67 is arranged in the right pipe spirit level 631 and the left pipe spirit level 632
One end that one end close to each other, the right pipe spirit level 631 and the left pipe spirit level 632 are located remotely from each other is respectively arranged with the right side
Pipe spirit level adjusting nut and left pipe spirit level adjusting nut are to adjust the right pipe spirit level 631 and the left pipe spirit level
632 horizontality.It is equipped with fixing bolt in the right pipe spirit level 631 and described left 632 one end of pipe spirit level, the other end is set
There is spirit level adjusting nut, it can be to the right pipe spirit level 631 and the left pipe spirit level by adjusting spirit level adjusting nut
Calibration is adjusted in 632 horizontality, further improves the mapping precision of centering rod 1.
Preferably, the calibration pedestal 61 is cast aluminium material, the installation sleeve being fixed on the calibration pedestal 61
For cast aluminium material, the right pipe spirit level 631, the left pipe spirit level 632 and the calibration pedestal 61 are fixed by gypsum.
Preferably, the F shapes holder 8 include vertical bar 81, the second fixing bolt 84 and set gradually from top to bottom the
One horizontal connection end 82, the second horizontal connection end 83,82 left end of first level connecting pin and second horizontal connection end
83 left ends are connected with the vertical bar 81 respectively, and the first level connecting pin 82 and second horizontal connection end 83 are erected respectively
To offering vertical holes so that the centering rod 1 passes through, the first level connecting pin 82 and second horizontal connection end 83
Side also offers horizontally disposed bolt hole 821 respectively, and second fixing bolt 84 can be right after passing through the bolt hole 821
The centering rod 1 fixes.So set, the F shapes holder 8 can be made to connect with the terminal pad 4, the centering rod 1
Connect firm, reinforcement overall stability.
Preferably, further include spirit level modular support calibrated mount 7, the spirit level modular support calibrated mount 7 is arranged in institute
It states 6 bottom of level device assembly and is connected on the centering rod 1.It, can be by the way that the spirit level modular support calibrated mount 7 is arranged
One step improves the stability that the level device assembly 6 is connect with the centering rod 1, prevents the level device assembly 6 relatively described
Centering rod 1 glides, and plays supporting role.Further, it can also include circular bubble supporting rack 642, the circular bubble branch
Support 642 is arranged in 64 bottom of the circular bubble and is connected on the centering rod 1.By the way that the circular bubble support is arranged
Frame 642 can further improve the stability that the circular bubble 64 is connect with the centering rod 1, prevent the circular bubble 64
The relatively described centering rod 1 glides, and plays supporting role.
Preferably, the I-shaped accommodating chamber 101 of calibration spanner can be accommodated by being further opened on the limiter 10.Pass through
Accommodating chamber 101 is set, the calibration spanner for leveling can be placed in the accommodating chamber 101, it is convenient for collecting, while can also drop
The weight of the low limiter 10 reduces cost input.
The present invention can effectively improve the measurement accuracy of centering rod 1, and pass through trimming assembly 5 and quick adjusting part
The adjusting for realizing spirit level, meet it is different use needs, while by the way that replaceable conical head 9 is arranged, effectively reducing cost.This
Invention can either meet the measurement needs of original centering rod, additionally it is possible to meet the measurement needs of high-precision centering rod, have extensive
Applicability.
The foregoing is merely the schematical specific implementation modes of the present invention, are not limited to the scope of the present invention.It is any
Those skilled in the art, made equivalent variations and modification under the premise of not departing from design and the principle of the present invention,
The scope of protection of the invention should be belonged to.
Claims (10)
1. a kind of high-precision engineering survey centering lever apparatus, it is characterised in that：Including centering rod, limiter, setting described
Centering rod bottom end and dismountable conical head, F shapes holder, are symmetricly set on the level device assembly being connected on the centering rod
The left support component and right support component of the centering rod both sides, the left support component and right support component top difference
Be fixed with horizontally disposed left connecting rod and right connecting rod, the left connecting rod and the right connecting rod respectively with the F shapes branch
Frame top is connected and the F shapes holder is connected by fixing bolt and the centering rod, the left support component and the right branch
The trimming assembly and quickly of the adjustable left support component and the right support length component is also respectively provided on support component
Adjusting part, the limiter is connected with the F shapes holder and the limiter is folded in the left connecting rod and the right company
Between extension bar, the level device assembly includes two right pipe spirit levels vertically disposed each other and left pipe spirit level, the limit
The two sides of device are arranged in parallel with the right pipe spirit level and the left pipe spirit level respectively, the two sides difference of the limiter
It is engaged with the left connecting rod and the right connecting rod so that the left connecting rod and the right connecting rod are respectively parallel to
The right pipe spirit level and the left pipe spirit level.
2. high-precision engineering survey centering lever apparatus as described in claim 1, which is characterized in that further include circular bubble,
The circular bubble is connected on the centering rod in tip height adjusting apparatus, and the height adjuster includes lower part centering
Rod aperture fixing bolt, scale adjust fastening bolt and circular bubble mounting disc, offer on the height adjuster and vertically set
The centering rod mounting hole set, side are provided with can coordinate the bolt apertures that be spirally connected with the lower part centering rod aperture fixing bolt, described
Centering rod is fixedly connected after passing through the centering rod mounting hole by the lower part centering rod aperture fixing bolt, and the spirit level is also
It is arranged on the calibration pedestal including calibration pedestal and fixing device, the right pipe spirit level and the left pipe spirit level,
The fixing device includes through the calibration pedestal and being connected in the installation sleeve calibrated on pedestal, setting in the peace
It is sleeved upper and along the fixed bolt hole of the crisscross laying of levelling tube, with after fixed bolt hole cooperation can to levelling tube into
The calibration bolt of row calibration.
3. high-precision engineering survey centering lever apparatus as described in claim 1, which is characterized in that the limiter is in class three
Angular, the two sides of the limiter are arranged in a mutually vertical manner and end corresponding with the angle of two sides offers connecting hole, institute
Limiter is stated to be connected by the connecting hole and the F shapes holder.
4. high-precision engineering survey centering lever apparatus as described in claim 1, which is characterized in that the conical head includes spiral shell
Line end and the head body being connected with the end of thread bottom end, the centering rod bottom end offer internal thread, the conical head with it is described
Centering rod is connected through a screw thread, and the length of the end of thread is 20-30mm.
5. high-precision engineering survey centering lever apparatus as claimed in claim 4, which is characterized in that be arranged on the end of thread
There are gasket, the gasket to can adjust the taper grease head highness.
6. high-precision engineering survey centering lever apparatus as claimed in claim 2, which is characterized in that the right pipe spirit level and
The left pipe spirit level is connected by the way that the first fixing bolt is arranged with the calibration pedestal, and first fixing bolt is arranged in institute
Right pipe spirit level and left pipe spirit level one end close to each other are stated, the right pipe spirit level and the left pipe spirit level are mutual
Separate one end is respectively arranged with right pipe spirit level adjusting nut and left pipe spirit level adjusting nut to adjust the right pipe level
The horizontality of device and the left pipe spirit level.
7. high-precision engineering survey centering lever apparatus as claimed in claim 2, which is characterized in that the calibration pedestal is casting
Aluminium material, the installation sleeve being fixed on the calibration pedestal is cast aluminium material, the right pipe spirit level, the left Guan Shui
Quasi- device is fixed with the calibration pedestal by gypsum.
8. the high-precision engineering survey centering lever apparatus as described in any one of claim 1-7, which is characterized in that the F
Shape holder includes vertical bar, the second fixing bolt and the first level connecting pin set gradually from top to bottom, the second horizontal connection
End, first level connecting pin left end and second horizontal connection end left end are connected with the vertical bar respectively, and described the
One horizontal connection end and second horizontal connection end vertically offer vertical holes so that the centering rod passes through respectively, and described
One horizontal connection end and the second horizontal connection end side surface also offer horizontally disposed bolt hole respectively, and described second fixes
Bolt can fix the centering rod after passing through the bolt hole.
9. the high-precision engineering survey centering lever apparatus as described in any one of claim 1-7, which is characterized in that further include
Spirit level modular support calibrated mount, the spirit level modular support calibrated mount are arranged in the spirit level component bottom and are connected in
On the centering rod.
10. the high-precision engineering survey centering lever apparatus as described in any one of claim 1-7, which is characterized in that described
The I-shaped accommodating chamber of calibration spanner can be accommodated by being further opened on limiter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810860184.7A CN108759805A (en) | 2018-07-25 | 2018-07-25 | A kind of high-precision engineering survey centering lever apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810860184.7A CN108759805A (en) | 2018-07-25 | 2018-07-25 | A kind of high-precision engineering survey centering lever apparatus |
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| Publication Number | Publication Date |
|---|---|
| CN108759805A true CN108759805A (en) | 2018-11-06 |
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ID=63968470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810860184.7A Pending CN108759805A (en) | 2018-07-25 | 2018-07-25 | A kind of high-precision engineering survey centering lever apparatus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112033360A (en) * | 2020-09-17 | 2020-12-04 | 中交二航局第二工程有限公司 | Prism centering rod and prism centering rod height measuring method |
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| CN112033360B (en) * | 2020-09-17 | 2022-05-03 | 中交二航局第二工程有限公司 | Prism centering rod and prism centering rod height measuring method |
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Application publication date: 20181106 |