CN108981777A - A kind of fixing piece contact pointer and leveling stage apparatus - Google Patents
A kind of fixing piece contact pointer and leveling stage apparatus Download PDFInfo
- Publication number
- CN108981777A CN108981777A CN201810878020.7A CN201810878020A CN108981777A CN 108981777 A CN108981777 A CN 108981777A CN 201810878020 A CN201810878020 A CN 201810878020A CN 108981777 A CN108981777 A CN 108981777A
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- China
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- ontology
- fixing piece
- stage apparatus
- leveling stage
- piece contact
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D11/00—Component parts of measuring arrangements not specially adapted for a specific variable
- G01D11/30—Supports specially adapted for an instrument; Supports specially adapted for a set of instruments
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Walking Sticks, Umbrellas, And Fans (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a kind of fixing piece contact pointer and leveling stage apparatus.Fixing piece contact pointer includes hollow ontology, the outer surface of the ontology is equipped with screw thread, contact cone and nut are respectively arranged on the top of the ontology and bottom end, dead ring is provided between contact cone and the ontology, it is used to make the contact cone and ontology insulation, locking nut is provided in the middle part of the ontology, the screw thread of the locking nut and the body outer surface matches；Battery and light emitting diode are provided in the ontology, and the light emitting diode is opposite with the loophole that the body bottom portion is arranged in；One pole of the battery is electrically connected the contact cone, and another pole of the battery is electrically connected the light emitting diode, and the other end of the light emitting diode is electrically connected the ontology.Not only Adjustment precision is high for the fixing piece contact pointer, but also regulated efficiency is high.
Description
Technical field
The present invention relates to precision instrument technical fields, and in particular to a kind of fixing piece contact pointer and can quickly adjust water
The leveling stage apparatus of Pingdu.
Background technique
Leveling platform is usually used in theodolite, optical instrument and radar truck etc., for adjusting the levelness of pertinent instruments, instrument
And stability.Conventional leveling platform is adjusted using lower margin adjusting method, i.e., by adjusting lower margin, due to adjust wherein it
When one lower margin, the height of other lower margins will affect, therefore, conventional leveling platform takes a long time to adjust the water of platform
Pingdu.
As the requirement to instrument, accuracy of instrument is higher and higher, operating condition increasingly simplifies, to the stability of instrument,
Accuracy and speed requires also to be improved.Especially in field work, not only stability, accuracy and speed are required, but also
The adaptability of environment is required also higher.
Chinese patent CN203718301U provides a kind of self-level(l)ing device comprising fixed frame, cross axle, level
Platform, clump weight and platform base, cross axle include orthogonal X-axis and Y-axis, and the both ends of X-axis pass through bearing and fixed bracket
Connection, fixed bracket can be rotated around X-axis；Y-axis is connect by bearing with platform, and the top of platform base is connect with horizontal platform, is put down
The lower part of pedestal is connect with clump weight, and clump weight is used to adjust the whole center of gravity of horizontal platform, clump weight and platform base, so that working as
When horizontal platform is static, the upper surface of horizontal platform is parallel to the horizontal plane.The self-level(l)ing device can only be in X-axis and Y-axis both direction
It is adjusted, adjusts low efficiency, and structure is complicated, processing cost is high.
Chinese patent CN107859830A provides a kind of precision level regulating device comprising upper flat plate, middle plate and under
Cross axis mechanism is respectively set in plate between upper flat plate and middle plate and between middle plate and lower plate, i.e., upper flat plate is in
Plate is rigidly connected by a cross axis mechanism rigid connection, middle plate and lower plate by another cross axis mechanism, on
Plate and middle plate are equipped with position measurement sensor, and one end of preloading spring and upper flat plate are rigidly connected, and the other end is put down in
Plate rigid connection.Although the precision level regulating device stability relatively increases, its environmental suitability is poor, is difficult to meet
The demand of field complicated landform environment.
Importantly, usually judging whether two components contact by visually in self-level(l)ing device, this is not
The precision of adjustment is only influenced, and influences the efficiency of adjustment.
Summary of the invention
The embodiment of the present invention is designed to provide a kind of fixing piece contact pointer and leveling stage apparatus, to solve
The problem of now judging precision and low efficiency there are two component contact.
To achieve the above object, the technical solution of the embodiment of the present invention is to provide a kind of fixing piece contact pointer, special
Sign is that the fixing piece contact pointer includes hollow ontology, and the outer surface of the ontology is equipped with screw thread, in the ontology
Top and bottom end be respectively arranged with contact cone and nut, the contact bore the ontology between be provided with dead ring,
For making contact cone and ontology insulation, be provided with locking nut in the middle part of the ontology, the locking nut with
The screw thread of the body outer surface matches；
Battery and light emitting diode are provided in the ontology, and the light emitting diode and setting are at the ontology bottom
The loophole in portion is opposite；One pole of the battery is electrically connected the contact cone, and another pole electrical connection of the battery is described to shine
The other end of diode, the light emitting diode is electrically connected the ontology.
Wherein, multiple loopholes are set in the bottom of the ontology, the multiple loophole is along the circumferential equal of the ontology
Even setting.
In addition, the embodiment of the present invention also provides a kind of leveling stage apparatus, leveling stage apparatus includes bracket waist support, operation
Platform and fixing piece contact pointer, the job platform are set in the bracket waist support, the fixing piece contact pointer
For judging whether the job platform is supported in the bracket waist support, which is characterized in that the fixing piece contact pointer
Using fixing piece contact pointer of any of claims 1 or 2.
Wherein, leveling stage apparatus further includes three-legged support and ball axis, and the three-legged support is set to the bracket waist support
Outside, be used to support the bracket waist support, be provided with sliding pearl chamber in the bracket waist support, the ball axis, which rolls, to be arranged in institute
State that sliding pearl is intracavitary, be provided with upper swing part and lower swing portion on the direction perpendicular to the ball axis axis, and upper swing part and
Lower swing portion is fixedly installed on the upper side and lower side of the ball axis respectively, and the job platform is fixed on oneself of the upper swing part
By holding, and it is vertical with the axis of the upper swing part.
Wherein, multiple balls are provided between the ball axis and the sliding pearl chamber, and multiple balls are uniformly arranged on
The ball axis and the sliding pearl chamber opposite face can be rolled smoothly with ensuring the ball axis the ball is intracavitary.
Wherein, the extension of the radial outside extension towards the bracket waist support is provided on the top of the bracket waist support
Portion, the fixing piece contact pointer is bolted in the epitaxy part, and the apical support of the fixing piece contact pointer is fixed
In the job platform.
Wherein, the leveling stage apparatus includes three fixing piece contact pointers, three fixing piece contacts
Indicator is uniformly arranged along the circumferential direction of the epitaxy part.
Wherein, the leveling stage apparatus further includes lead extrusion, and the free end in the lower swing portion is arranged in the lead extrusion.
The present invention has the advantage that
Fixing piece contact pointer provided in an embodiment of the present invention is equipped with screw thread in the outer surface of the ontology, described
The top and bottom end of ontology are respectively arranged with contact cone and nut, are provided with insulation between contact cone and the ontology
Ring is used to make the contact cone and ontology insulation, locking nut, the locking screw is provided in the middle part of the ontology
Female screw thread with the body outer surface matches；Battery and light emitting diode are provided in the ontology, and described luminous
Diode is opposite with the loophole that the body bottom portion is arranged in；One pole of the battery is electrically connected the contact cone, the electricity
Another pole in pond is electrically connected the light emitting diode, and the other end of the light emitting diode is electrically connected the ontology, when two portions
When part contacts, that is, indicate that the position of two components is adjusted in place, since two components being adjusted are conductive, contact cone, ontology
Conductive path, lumination of light emitting diode are constituted with both parts, user can observe the light of light emitting diode from loophole, this
Horizontal adjustment precision is not only increased, and improves the efficiency of adjustment.
Similarly, leveling stage apparatus provided by the invention will be made using fixing piece contact pointer provided by the invention
Industry platform is simultaneously fixed in bracket waist support, when the contact of fixing piece contact pointer cone contradicts job platform, shows to make
The Level-adjusting of industry platform in place, the lumination of light emitting diode of fixing piece contact pointer, as long as user observes luminous two
Whether pole tube light-emitting is that can determine whether the levelness of job platform and effectively supported, and has not only improved horizontal adjustment precision, but also mention
The high efficiency of adjustment.
As a preferred embodiment of the present invention, sliding pearl chamber is provided in bracket waist support, ball axis can be intracavitary in sliding pearl
It rolls, upper swing part and lower swing portion, and upper swing part and lower swing portion difference is provided on perpendicular to ball axis axis direction
It is fixed at the upper side and lower side of ball axis, job platform is fixed on the free end of swing part, is adjusting leveling stage apparatus
When levelness, only lower swing portion need to be swung with rotating ball axis, the rotation of ball axis makes swing part that job platform be driven to swing, thus
The levelness of job platform is adjusted, it is easy to adjust, improve adjusting efficiency；Ball axis its axis can continuous rolling, improve
Degree of regulation；And job platform is directly anchored in bracket waist support by fixing piece, keep job platform more stable.Separately
Outside, the leveling stage apparatus structure is simple, can adapt to various complex environments.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of leveling stage apparatus provided in an embodiment of the present invention.
Fig. 2 is a schematic cross-section of leveling stage apparatus provided in an embodiment of the present invention.
Fig. 3 is the structural schematic diagram of contact pointer in leveling stage apparatus provided in an embodiment of the present invention.
Fig. 4 is the sectional view of contact pointer in leveling stage apparatus provided in an embodiment of the present invention.
Drawing reference numeral:
1- three-legged support, 2- bracket waist support, 3- ball axis, 4- job platform, 5- fixing piece, the sliding pearl chamber of 6-, the upper swing part of 7-,
8- lower swing portion, 9- lead extrusion, 10- ball, 11- contact pointer, 21- epitaxy part, 22- ontology, 23- screw thread, 24- nut, 25-
Contact cone, 26- dead ring, 27- locking nut, 28- loophole, 29- battery, 30- light emitting diode, 31- conducting wire.
Specific embodiment
The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention..
Embodiment 1
The present embodiment provides the leveling stage apparatus that one kind can quickly adjust levelness.As depicted in figs. 1 and 2, this can be fast
The leveling stage apparatus of the water-saving Pingdu of velocity modulation includes three-legged support 1, bracket waist support 2, ball axis 3, job platform 4 and fixing piece contact
Indicator 5, three-legged support 1 are set to the outside of bracket waist support 2, are used to support bracket waist support 2, are provided in bracket waist support 2
Sliding pearl chamber 6, ball axis 3 roll setting in sliding pearl chamber 6, and upper swing part 7 is provided on the direction perpendicular to 3 axis of ball axis under
Swing part 8, and upper swing part 7 and lower swing portion 8 be fixedly installed on respectively ball axis 3 the upper side and lower side (position as shown in the figure
Upper and lower sides), job platform 4 is fixed on the free end of swing part 7, and vertical with the axis of upper swing part 7, and fixing piece contact refers to
Show device 5 for job platform 4 to be fixed on bracket waist support 2.In use, ball axis 3 can be made to drive by adjusting bottom moving part 8
Upper swing component rotation, and then job platform 4 is made to be in horizontality.
As a preferred embodiment of the present embodiment, the free end in lower swing portion 8 is provided with lead extrusion 9, lead extrusion 9 generates
Torque-adjusting, ball axis 3 can rotate automatically under the gravity of lead extrusion 9, and swing part 7 is arranged in the vertical direction, by
It is fixed on the free end of upper swing part 7 in job platform 4, and vertical with the axis of upper swing component 7, when the vertical side of upper swing component 7
To when setting, job platform 4 is automatically adjusted to horizontal position.
Embodiment 2
The present embodiment provides the leveling stage apparatus that one kind can quickly adjust levelness.It as depicted in figs. 1 and 2, can be quick
Adjust levelness leveling stage apparatus include three-legged support 1, bracket waist support 2, ball axis 3, job platform 4, fixing piece contact refer to
Show that device 5 and lead extrusion 9, three-legged support 1 are set to the outside of bracket waist support 2, is used to support bracket waist support 2, is set in bracket waist support 2
It is equipped with sliding pearl chamber 6, ball axis 3 rolls setting in sliding pearl chamber 6, upper swing part 7 is provided on the direction perpendicular to 3 axis of ball axis
With lower swing portion 8, and upper swing part 7 and lower swing portion 8 are fixedly installed on the upper side and lower side (position as shown in the figure of ball axis 3 respectively
The upper and lower sides set), job platform 4 is fixed on the free end of swing part 7, and vertical with the axis of upper swing part 7, and fixing piece connects
Touching indicator 5 is used to job platform 4 being fixed on bracket waist support 2.
The free end in lower swing portion 8 is provided with lead extrusion 9, ball axis 3 can rotate automatically under the gravity of lead extrusion 9, and
Swing part 7 is set in the vertical direction, since job platform 4 is fixed on the free end of upper swing part 7, and with upper swing component
7 axis is vertical, and when the setting of upper 7 vertical direction of swing component, job platform 4 is in horizontality automatically.
As a preferred embodiment of the present embodiment, multiple balls 10 are provided between ball axis 3 and sliding pearl chamber 6, and
And multiple balls 10 are uniformly arranged on the opposite face of ball axis 3 and sliding pearl chamber 6.Ball 10 is set between ball axis 3 and sliding pearl chamber 6,
To ensure that ball axis 3 can be rolled smoothly in ball chamber 6, i.e. the rolling characteristics that ball axis 3 can be improved of ball 10 improves ball axis
3 degree of regulation.
Embodiment 3
The present embodiment provides the leveling stage apparatus that one kind can quickly adjust levelness.It as depicted in figs. 1 and 2, can be quick
Adjust levelness leveling stage apparatus include three-legged support 1, bracket waist support 2, ball axis 3, job platform 4, fixing piece contact refer to
Show that device 5, lead extrusion 9 and ball 10, three-legged support 1 are set to the outside of bracket waist support 2, bracket waist support 2 is used to support, in bracket waist
Sliding pearl chamber 6 is provided in support 2, ball axis 3 rolls setting in sliding pearl chamber 6, is provided on the direction perpendicular to 3 axis of ball axis
Swing part 7 and lower swing portion 8, and upper swing part 7 and lower swing portion 8 are fixedly installed on the upper side and lower side of ball axis 3 (in figure respectively
The upper and lower sides of shown position), job platform 4 is fixed on the free end of swing part 7, and vertical with the axis of upper swing part 7, Gu
Part contact pointer 5 is determined for job platform 4 to be fixed on bracket waist support 2.
The free end in lower swing portion 8 is provided with lead extrusion 9, lead extrusion 9 generates Torque-adjusting, and ball axis 3 is made in the gravity of lead extrusion 9
It can be rotated automatically under, and swing part 7 is set in the vertical direction, since job platform 4 is fixed on oneself of upper swing part 7
By holding, and it is vertical with the axis of upper swing component 7, when the setting of upper 7 vertical direction of swing component, job platform 4 is automatically in level
State.
There are four balls 10 for setting between ball axis 3 and sliding pearl chamber 6, and four balls 10 are uniformly arranged on 3 He of ball axis
The opposite face of sliding pearl chamber 6.Ball 10 is set between ball axis 3 and sliding pearl chamber 6, with ensure the ball axis the ball is intracavitary can
Smoothly to roll, i.e. the rolling characteristics that ball axis 3 can be improved of ball 10 improves the degree of regulation of ball axis 3.Certainly, ball 10
Quantity other quantity can be set according to the actual situation.
As a preferred embodiment of the present embodiment, the top of bracket waist support 2 is provided with the diameter towards bracket waist support 2
The epitaxy part 21 extended outward, fixing piece contact pointer 5 are bolted in epitaxy part 21, and the top of fixing piece contact pointer 5
Job platform 4 is fixed in end support.Fixing piece contact pointer 5 can not only support and fix job platform 4, but also can subtract
Compressing of the light work platform 4 to 3 pairs of ball axis sliding pearl chambers 6.
In the present embodiment, fixing piece contact pointer 5 is contact pointer, and contact pointer is used to support and detects institute
The contact condition of job platform is stated, three contact pointers are uniformly arranged in the circumferential direction of epitaxy part 21.
Specifically, as shown in Figure 3 and Figure 4, contact pointer includes hollow ontology 22, and the outer surface of ontology 22 is equipped with spiral shell
The bottom end of ontology 22 is arranged in line 23, nut 24, the top of ontology 22 is provided with contact cone 25, in contact cone 25 and ontology 22
Between be provided with dead ring 26, dead ring 26 makes contact cone 25 be electrically insulated with ontology 22.The middle part of ontology 22 is provided with locking
Nut 27, locking nut 27 and the screw thread of 22 outer surface of ontology match, and the bottom of ontology 22 is provided with loophole 28；At this
Battery 29 and light emitting diode 30 are provided in body 22, battery 29 and light emitting diode 30 are electrically connected with conducting wire 31, and luminous two
Pole pipe 30 and loophole 28 are opposite；The pole electrical connection contact cone 25 of battery 29, another pole of battery 29 is electrically connected light-emitting diodes
The other end of pipe 30, light emitting diode 30 is electrically connected ontology 22.In use, rotary nut 24, to drive ontology 22 in extension
Portion 21 rotates, when contact cone 25 contradicts job platform 4, since job platform 4 and epitaxy part 21 are conductive metal, battery
29, light emitting diode 30, contact cone 25, operation sample platform 4 and ontology 22 are formed into a loop, and light emitting diode 30 shines, and connects when three
When the light emitting diode 30 of touching indicator is bright, illustrate that job platform 4 has been in horizontality, adjusting lock nut will contact
The position of indicator and epitaxy part 21 is fixed.Operator can observe whether light emitting diode 30 shines by loophole 28.
The present embodiment can detecte the contact condition of bolt Yu job platform 4 by contact pointer, to prevent from overregulating.
In addition, the quantity of contact pointer, which also can according to need, is arranged more.
Fixing piece contact pointer provided in this embodiment is equipped with screw thread in the outer surface of the ontology, in the ontology
Top and bottom end be respectively arranged with contact cone and nut, the contact bore the ontology between be provided with dead ring,
For making contact cone and ontology insulation, be provided with locking nut in the middle part of the ontology, the locking nut with
The screw thread of the body outer surface matches；Battery and light emitting diode, and the light-emitting diodes are provided in the ontology
It manages opposite with the loophole that the body bottom portion is arranged in；One pole of the battery is electrically connected the contact cone, the battery
Another pole is electrically connected the light emitting diode, and the other end of the light emitting diode is electrically connected the ontology, when two components connect
When touching, that is, indicate two components position be adjusted in place, since two components being adjusted are conductive, contact cone, ontology and this
Two components constitute conductive path, lumination of light emitting diode, and user can observe the light of light emitting diode from loophole, this is not only
Horizontal adjustment precision is improved, and improves the efficiency of adjustment.
The leveling stage apparatus that can quickly adjust levelness that above embodiments provide can be applied to laser radar level
Pedestal, optical level platform or theodolite horizontal adjustment platform.
The leveling stage apparatus that can quickly adjust levelness that above embodiments provide is provided with sliding pearl in bracket waist support
Chamber, ball axis can be provided with upper swing part and lower swing portion, and upper pendulum in the sliding intracavitary rolling of pearl on perpendicular to ball axis axis direction
Dynamic portion and lower swing portion are fixed at the upper side and lower side of ball axis respectively, and job platform is fixed on the free end of swing part,
When adjusting the levelness of leveling stage apparatus, lower swing portion only need to be swung with rotating ball axis, the rotation of ball axis makes swing part band
Dynamic job platform is swung, easy to adjust so as to adjust the levelness of job platform, improves adjusting efficiency；Ball axis is in its axis
Can continuous rolling, improve degree of regulation；And job platform is directly anchored to by bracket by fixing piece contact pointer
In waist support, keep job platform more stable.In addition, the leveling stage apparatus structure is simple, it can adapt to various complex environments.
Although above having used general explanation and specific embodiment, the present invention is described in detail, at this
On the basis of invention, it can be made some modifications or improvements, this will be apparent to those skilled in the art.Therefore,
These modifications or improvements without departing from theon the basis of the spirit of the present invention are fallen within the scope of the claimed invention.
Claims (8)
1. a kind of fixing piece contact pointer, which is characterized in that the fixing piece contact pointer includes hollow ontology, described
The outer surface of ontology is equipped with screw thread, contact cone and nut is respectively arranged on the top of the ontology and bottom end, in the contact
It is provided with dead ring between cone and the ontology, is used to make the contact cone and ontology insulation, in the ontology
Portion is provided with locking nut, and the screw thread of the locking nut and the body outer surface matches；
It is provided with battery and light emitting diode in the ontology, and the light emitting diode and the body bottom portion is set
Loophole is opposite；One pole of the battery is electrically connected the contact cone, and another pole of the battery is electrically connected the light-emitting diodes
The other end of pipe, the light emitting diode is electrically connected the ontology.
2. fixing piece contact pointer according to claim 1, which is characterized in that in the bottom of the ontology, setting is multiple
Loophole, the multiple loophole are uniformly arranged along the circumferential direction of the ontology.
3. a kind of leveling stage apparatus, leveling stage apparatus includes bracket waist support, job platform and fixing piece contact pointer, institute
It states job platform to be set in the bracket waist support, the fixing piece contact pointer is for judging whether the job platform props up
It supports in the bracket waist support, which is characterized in that the fixing piece contact pointer uses fixation of any of claims 1 or 2
Part contact pointer.
4. leveling stage apparatus according to claim 3, which is characterized in that leveling stage apparatus further include three-legged support and
Ball axis, the three-legged support are set to the outside of the bracket waist support, are used to support the bracket waist support, in the bracket waist support
It is inside provided with sliding pearl chamber, the ball axis rolling setting is intracavitary in the sliding pearl, sets on the direction perpendicular to the ball axis axis
It is equipped with swing part and lower swing portion, and upper swing part and lower swing portion are fixedly installed on the upside of the ball axis under respectively
Side, the job platform are fixed on the free end of the upper swing part, and vertical with the axis of the upper swing part.
5. leveling stage apparatus according to claim 4, which is characterized in that set between the ball axis and the sliding pearl chamber
Multiple balls are equipped with, and multiple balls are uniformly arranged on the ball axis and the sliding pearl chamber opposite face, to ensure the ball axis
It can smoothly roll the ball is intracavitary.
6. leveling stage apparatus according to claim 4, which is characterized in that the top of the bracket waist support is provided with court
The epitaxy part extended to the radial outside of the bracket waist support, the fixing piece contact pointer are bolted in the epitaxy part, and
The apical support of the fixing piece contact pointer is fixed on the job platform.
7. leveling stage apparatus according to claim 6, which is characterized in that the leveling stage apparatus includes described in three
Fixing piece contact pointer, three fixing piece contact pointers are uniformly arranged along the circumferential direction of the epitaxy part.
8. leveling stage apparatus according to claim 4, which is characterized in that the leveling stage apparatus further includes lead extrusion,
The free end in the lower swing portion is arranged in the lead extrusion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810878020.7A CN108981777B (en) | 2018-08-03 | 2018-08-03 | Fixing piece contact indicator and leveling platform device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810878020.7A CN108981777B (en) | 2018-08-03 | 2018-08-03 | Fixing piece contact indicator and leveling platform device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108981777A true CN108981777A (en) | 2018-12-11 |
| CN108981777B CN108981777B (en) | 2020-12-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810878020.7A Active CN108981777B (en) | 2018-08-03 | 2018-08-03 | Fixing piece contact indicator and leveling platform device |
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| Country | Link |
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| CN (1) | CN108981777B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111735486A (en) * | 2020-08-04 | 2020-10-02 | 广东电网有限责任公司东莞供电局 | Electric power engineering construction operation measuring apparatu |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US392209A (en) * | 1888-11-06 | Leveling device | ||
| CN106969757A (en) * | 2017-04-09 | 2017-07-21 | 柯富荣 | A kind of automatic leveling tripod |
| CN206831069U (en) * | 2017-05-18 | 2018-01-02 | 山东科技大学 | A kind of instrument of surveying and mapping tripod with warning device |
| CN207261413U (en) * | 2017-06-12 | 2018-04-20 | 核动力运行研究所 | A kind of bolt of band detection function in place |
| CN207487678U (en) * | 2017-12-04 | 2018-06-12 | 朱晶 | A kind of surveying instrument tripod for being convenient for leveling with prompting |
-
2018
- 2018-08-03 CN CN201810878020.7A patent/CN108981777B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US392209A (en) * | 1888-11-06 | Leveling device | ||
| CN106969757A (en) * | 2017-04-09 | 2017-07-21 | 柯富荣 | A kind of automatic leveling tripod |
| CN206831069U (en) * | 2017-05-18 | 2018-01-02 | 山东科技大学 | A kind of instrument of surveying and mapping tripod with warning device |
| CN207261413U (en) * | 2017-06-12 | 2018-04-20 | 核动力运行研究所 | A kind of bolt of band detection function in place |
| CN207487678U (en) * | 2017-12-04 | 2018-06-12 | 朱晶 | A kind of surveying instrument tripod for being convenient for leveling with prompting |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111735486A (en) * | 2020-08-04 | 2020-10-02 | 广东电网有限责任公司东莞供电局 | Electric power engineering construction operation measuring apparatu |
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| Publication number | Publication date |
|---|---|
| CN108981777B (en) | 2020-12-04 |
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