CN108168531A - A kind of intelligence prism special for mapping device - Google Patents

A kind of intelligence prism special for mapping device Download PDF

Info

Publication number
CN108168531A
CN108168531A CN201810033070.5A CN201810033070A CN108168531A CN 108168531 A CN108168531 A CN 108168531A CN 201810033070 A CN201810033070 A CN 201810033070A CN 108168531 A CN108168531 A CN 108168531A
Authority
CN
China
Prior art keywords
prism
bar
intelligence
telescopic rod
control system
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201810033070.5A
Other languages
Chinese (zh)
Inventor
孙峻岭
雷文斌
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SUN ENGINEERING CONSULTANTS INTERNATIONAL Inc
Original Assignee
SUN ENGINEERING CONSULTANTS INTERNATIONAL Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by SUN ENGINEERING CONSULTANTS INTERNATIONAL Inc filed Critical SUN ENGINEERING CONSULTANTS INTERNATIONAL Inc
Priority to CN201810033070.5A priority Critical patent/CN108168531A/en
Publication of CN108168531A publication Critical patent/CN108168531A/en
Pending legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01CMEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C15/00Surveying instruments or accessories not provided for in groups G01C1/00 - G01C13/00
    • G01C15/02Means for marking measuring points
    • G01C15/06Surveyors' staffs; Movable markers
    • G01C15/08Plumbing or registering staffs or markers over ground marks
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/18Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors
    • G02B7/1805Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors for prisms

Abstract

A kind of intelligence prism special for mapping device, include prism assemblies, prism bar, horizontal self-checking device, spirit level, level viewer and control system, the prism bar is scalable nonuniformity bar, including several rod segment parts, the first bar positioned at bottommost is solid steel pole, remaining each bar is hollow light high strength alumin ium alloy bar, the horizontal self-checking device includes supporting leg and telescopic rod, the telescopic rod is arranged in the supporting leg, and it is connect with the control system, pass through remote control equipment, control system and telescopic rod, realize the adjusting to leg length.Intelligence prism special for mapping device provided by the invention, can effectively resist the disturbance that extraneous strong wind is brought, improve and measure precision, and realize the remote automation correction of prism levels degree adjusting, further improve the efficiency actually measured.

Description

A kind of intelligence prism special for mapping device
Technical field
The present invention relates to plotting board technical field, more specifically to a kind of dedicated rib of the mapping of intelligent control Lens device.
Background technology
In survey field, prism apparatus is generally mated total powerstation use, realizes the measure to angle and distance, in order to obtain More accurate mapped results, it is higher and higher to the precise requirements of prism location in practical operation.
Since outdoor mapping operation is needed in face of various atrocious weathers, such as strong wind weather, the centering rod of prism assemblies Slight offset is easily occurred by external disturbance, this results in total powerstation that can not obtain foot in practical measurement process It is enough accurate as a result, causing measurement error.In addition, when surveying and drawing distant, even if operating personnel have found offset, it is also necessary to another Hand of sending someone rectifies a deviation to prism, this not only increases human cost, and reduces the efficiency of mapping.
Invention content
In view of the above-mentioned problems existing in the prior art, providing one kind can not be by external disturbance and can be long-range by the present invention The prism special for mapping device of intelligent control.
The present invention is achieved by the following technical solutions:
A kind of intelligence prism special for mapping device, that includes prism assemblies, prism bar, horizontal self-checking device, levels Device, level viewer and control system, it is characterised in that:Prism bar is scalable nonuniformity bar, including several rod segment parts, position It is solid hopkinson bar in the first bar of bottommost, remaining each bar is hollow stem, is mutually socket-connected between adjacent rod segment, and the first bar is steel Bar, remaining each bar are high-strength light aluminium alloy rod, and annular groove is offered in the first bar, when prism bar is in contraction state, Upper hollow shaft can be inserted into the annular groove of the first bar.
By the way that the first bar of telescopic rod bottommost is set as solid steel pole, each bar in top uses aluminum alloy hollow bar, leads The quality of lower pole is caused to make the center of gravity of entire prism bar by the center of original homogeneous bar, under effective much larger than upper bar Bottom is down to, by reducing the center of gravity of telescopic rod, the Ability of Resisting Disturbance of prism apparatus is improved, improves measurement accuracy.
In yet another embodiment of the present invention, the horizontal self-checking device includes link, supporting leg, stretches The link is detachably secured on the prism bar by bar and retainer ring, the retainer ring, and the supporting leg is two, often A supporting leg includes two hollow tubes nested against one another, and the telescopic rod is arranged in two supporting legs, the telescopic rod and the control Device processed connection, the controller control the elongation and shortening of the telescopic rod, so as to drive in supporting leg two it is mutually nested in Blank pipe is extended and is shortened.
In yet another embodiment of the present invention, the level viewer is used to record the bubble position of the spirit level It puts, the level viewer has the function of to image or take pictures, when the bubble in spirit level shifts, level viewer Transmission system by the location information Real-time Feedback of bubble to control system, send out by the information that level viewer is collected by control system It send to remote control equipment, according to the video or image information received on remote equipment, again to the elongation of telescopic rod and contracting It is short to be adjusted.
In yet another embodiment of the present invention, when the video or image information display bubble that remote equipment receives do not have It shifts, then remote equipment sends the signal of " locking " to control system, and control system is after the signal is received, described in control Telescopic rod is in stationary state;When the video or image information display bubble that remote equipment receives shift, then remote equipment The signal of " elongation " or " shortening " is sent to control system, control system after the signal is received, stretch by control two telescopic rods completion Action that is long or shortening.
In yet another embodiment of the present invention, the prism assemblies include prism, mirror holder, levelling lever, water Flat locking device, vertical adjusting bar, vertical locking device, L-type support and pedestal, prism are mounted on prism holder, Levelling lever and vertical adjusting bar adjust the position of prism, and prism is fixed on tune by horizontal locking device and vertical locking device Whole good position.
In yet another embodiment of the present invention, the pedestal is detachably connected with the prism boom end.
In yet another embodiment of the present invention, the top of the telescopic rod is provided with connecting portion, the connecting portion with The pedestal is detachably connected;The bottom of the telescopic rod is provided with fixed part.
In yet another embodiment of the present invention, the connecting portion top is provided with magnechuck, the magnechuck It is connect with the pedestal;The fixed part is embedded in head for detachable high intensity.
In yet another embodiment of the present invention, the prism bar further includes fixing bolt, and the fixing bolt is used for The position of the fixed hollow stem.
In yet another embodiment of the present invention, it is additionally provided with graduation mark on the hollow stem.
Implement a kind of intelligent prism special for mapping device of the present invention, have the advantages that:
(1)The intelligent prism special for mapping device of the present invention, it is on the one hand effective by setting scalable nonuniformity prism bar The center of gravity of prism bar is reduced, improves the Ability of Resisting Disturbance of prism bar, even if in the external world in strong wind weather, prism bar is still It can guarantee the stability of itself.
(2)In addition, compared in the prior art, the mode of counterweight is added in prism bar bottom, the application, which employs, to stretch The form of contracting bar that is, under conditions of the original volume of prism bar is not increased, can be achieved with the skill of the increase bottom weight of clump weight Art effect, and telescopic rod is easy to carry, eliminates the inconvenience in addition carrying clump weight, effectively saves outdoor mapping worker and take Space shared by carrying device.
(3)The intelligent prism special for mapping device of the present invention, realizes the automatic deviation correction of prism verticality, passes through level Observation of the viewer to spirit level, long-range mapping worker can control telescopic rod by remote control apparatus, so as to long distance From the correction completed to prism verticality, on the basis of mapping worker is not increased, efficiency and the accuracy of mapping are improved.
Description of the drawings
Fig. 1 is the overall structure diagram of the present invention.
Fig. 2 is the prism assemblies schematic diagram of the present invention.
Fig. 3 is the prism bar schematic diagram of the present invention.
Fig. 4 is the prism bar A-A cross-sectional views of the present invention.
Fig. 5 is the prism bar B-B cross-sectional views of the present invention.
Fig. 6 is the structure diagram of the horizontal self-checking device of the present invention.
Fig. 7 is the internal perspective view of the supporting leg of the present invention.
Reference sign:Prism assemblies 1, prism bar 2, horizontal self-checking device 3, spirit level 4, level viewer 5; Prism 11, mirror holder 12, levelling lever 13, horizontal locking device 14, vertical adjusting bar 15, vertical locking device 16, L-type support 17 and pedestal 18;First bar 21, the second bar 22 and third bar 23, fixing bolt 24, connecting portion 25, embedded head 26;Link 31, Supporting leg 32, telescopic rod 34, retainer ring 33;Magnechuck 251;Annular groove 211.
Specific embodiment
The present invention is described in further detail, but the implementation of the present invention is not limited to this with reference to embodiment.
As shown in Figure 1, a kind of intelligence prism special for mapping device, it is automatic to include prism assemblies 1, prism bar 2, level Regulating device 3, spirit level 4, level viewer 5 and control system, as shown in Fig. 2, prism assemblies include prism 11, mirror holder 12nd, levelling lever 13, horizontal locking device 14, vertical adjusting bar 15, vertical locking device 16, L-type support 17 and pedestal 18, Prism 11 is mounted on prism holder 12, the position of levelling lever 13 and the adjusting prism 11 of vertical adjusting bar 16, water Prism 11 is fixed on the position adjusted by flat locking device 14 and vertical locking device 16, and adjusting rod can be adopted with locking device The mode coordinated with screw rod and nut, specifically, when needing to rotate prism to convert prism detection orientation, release locking dress It puts, and rotate mirror holder or L-type support to realize adjustment;When prism is in correctly detection orientation, while tightens horizontal and vertical Straight locking device, detection orientation adjustment finish.
As shown in figure 3, prism bar 2 is scalable nonuniformity bar, include the first bar 21, the second bar 22 and third bar 23, First bar 21 is solid steel pole, and the second bar 22 and third bar 23 are hollow light high strength alumin ium alloy bar, and the first pole length is The length of 40cm, the second bar and third bar can be adjusted according to actual needs, the first bar and the second bar and the second bar and It is socket between three bars, in order to fix the position of the second bar 22 and third bar 23, is additionally provided between two adjacent bars solid Determine bolt 24;The end set of prism bar 2 has connecting portion 25, and 25 one end of connecting portion is nested in the end of third bar 23, connecting portion 25 tops are also equipped with magnechuck 251, and magnechuck 251 is adsorbed on the pedestal 18 of prism assemblies, and one is opened up on pedestal 18 A groove for accommodating magnechuck 251 controls the suction of magnechuck 251 by control system, so as to fulfill prism assemblies 1 With being detachably connected for prism bar 2;The bottom end of prism bar 2 has been removably installed high intensity insertion head 26, when outdoor study When face is uneven, prism bar 2 is firmly fixed at ground using high intensity insertion head 26;In the second bar 22 of prism bar 2 Graduation mark is decorated with on third bar 23, so as to facilitate the actual height for reading prism bar 2.
As shown in Figure 4 and Figure 5, the sectional view of the first bar and the second bar is represented respectively, and annular is offered on the first bar 21 Slot 211, when prism bar 2 is in contraction state, the second bar 22 and third bar 23 are contracted in the first bar 21, annular groove 211 For accommodating second bar 22 on top and third bar 23, while being convenient for carrying, space is also saved.
Attached drawing 6 is the side view of prism apparatus of the present invention(Prism assemblies are not shown), self-checking device 3 includes connection Frame 31, supporting leg 32, telescopic rod 34 and retainer ring 33, retainer ring 33 are set as two, and retainer ring 33 is dismountable by link 31 It is fixed on prism bar 2, retainer ring 33 can be secured by bolts on prism bar 2, and supporting leg 32 is two, and each supporting leg includes Two hollow tubes nested against one another, as shown in fig. 7, telescopic rod 34 is arranged in two supporting legs 32, telescopic rod 34 connects with controller It connects, controller controls the elongation and shortening of the telescopic rod 34, so as to which the hollow tube that two mutually nested in supporting leg be driven to extend With shortening.
Spirit level 3 is also equipped on prism bar 2, spirit level 3 is for observing the levelness with measuring prism device, positioned at water The surface of quasi- device 3 is also equipped with level viewer 5, and the bubble institute on the spirit level 3 that images or take pictures of level viewer 5 is in place It puts, when the bubble in spirit level 3 shifts, the Transmission system of level viewer 5 feeds back the real-time position information of bubble To control system, the information that level viewer 5 is collected into is sent on remote control equipment by control system, wherein remote control Control system in equipment and prism apparatus is by bluetooth or the type of attachment of Wifi, into the interaction of row information.Work as remote control The video or image information display bubble that equipment receives do not shift, then remote control equipment sends " lock to control system Signal calmly ", for control system after the signal is received, control telescopic rod is in stationary state;It is received when remote control equipment Video or image information display bubble shift, then remote control equipment sends the letter of " elongation " or " shortening " to control system Number, control system is after the signal is received, and two telescopic rods of control complete the action elongated or shortened, and wherein control system can be single Any one supporting leg 32 is solely controlled, two supporting legs 32 can also be controlled to be carried out at the same time adjusting simultaneously, to improve the tune of prism apparatus Flat efficiency.
The above embodiments are merely examples for clarifying the description, and is not intended to limit the embodiments.For institute For the those of ordinary skill in category field, other various forms of variations or change can also be made on the basis of the above description It is dynamic.There is no necessity and possibility to exhaust all the enbodiments.And the obvious variation or change thus extended out Among moving still in the protection domain of the invention.

Claims (10)

1. a kind of intelligence prism special for mapping device, that includes prism assemblies, prism bar, horizontal self-checking device, water Quasi- device, level viewer and control system, it is characterised in that:Prism bar is scalable nonuniformity bar, including several rod segment parts, The first bar positioned at bottommost is solid hopkinson bar, remaining each bar is hollow stem, is mutually socket-connected between adjacent rod segment, and the first bar is Steel pole, remaining each bar are high-strength light aluminium alloy rod, and annular groove is offered in the first bar, when prism bar is in contraction state When, upper hollow shaft can be inserted into the annular groove of the first bar.
2. intelligence prism special for mapping device as described in claim 1, which is characterized in that the horizontal self-checking device Include link, supporting leg, telescopic rod and retainer ring, the link is detachably secured to the prism by the retainer ring On bar, the supporting leg is two, and each supporting leg includes two hollow tubes nested against one another, and the telescopic rod is arranged on two supporting legs Interior, the telescopic rod is connect with the controller, and the controller controls the elongation and shortening of the telescopic rod, so as to drive branch The hollow tube elongation and shorten that two mutually nested in leg.
3. intelligence prism special for mapping device as claimed in claim 2, which is characterized in that the level viewer is used to remember The bubble position of the spirit level is recorded, the level viewer has the function of to image or take pictures, when the bubble hair in spirit level During raw offset, the real-time position information of bubble is fed back to control system by the Transmission system of level viewer, and control system is by water The information that quasi- viewer is collected into is sent on remote control equipment, is believed according to the video or image received on remote control equipment Breath, the elongation of telescopic rod is adjusted with shortening again.
4. intelligence prism special for mapping device as claimed in claim 3, which is characterized in that received when remote control equipment Video or image information display bubble do not shift, then remote control equipment sends the signal of " locking " to control system, Control system controls the telescopic rod to be in stationary state after the signal is received;When the video or image that remote equipment receives Presentation of information bubble shifts, then remote control equipment sends the signal of " elongation " or " shortening ", control system to control system For system after the signal is received, two telescopic rods of control complete the action elongated or shortened.
5. intelligence prism special for mapping device as described in claim 1, which is characterized in that the prism assemblies include rib Mirror, mirror holder, levelling lever, horizontal locking device, vertical adjusting bar, vertical locking device, L-type support and pedestal, prism can Dismounting is installed on prism holder, and levelling lever and vertical adjusting bar adjust the position of prism, horizontal locking device and vertical Prism is fixed on the position adjusted by locking device.
6. intelligence prism special for mapping device as claimed in claim 5, which is characterized in that the pedestal and the prism bar End is detachably connected.
7. intelligence prism special for mapping device as claimed in claim 6, which is characterized in that the top setting of the telescopic rod There is connecting portion, the connecting portion is detachably connected with the pedestal;The bottom of the telescopic rod is provided with fixed part.
8. intelligence prism special for mapping device as claimed in claim 7, which is characterized in that the connecting portion top is equipped with Magnechuck, the magnechuck are connect with the pedestal;The fixed part is embedded in head for detachable high intensity.
9. intelligence prism special for mapping device as described in claim 1, which is characterized in that the prism bar further includes fixation Bolt, the fixing bolt are used to fix the position of the hollow stem.
10. intelligence prism special for mapping device as claimed in claim 7, which is characterized in that also set up on the hollow stem There is graduation mark.
CN201810033070.5A 2018-01-14 2018-01-14 A kind of intelligence prism special for mapping device Pending CN108168531A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810033070.5A CN108168531A (en) 2018-01-14 2018-01-14 A kind of intelligence prism special for mapping device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810033070.5A CN108168531A (en) 2018-01-14 2018-01-14 A kind of intelligence prism special for mapping device

Publications (1)

Publication Number Publication Date
CN108168531A true CN108168531A (en) 2018-06-15

Family

ID=62514233

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810033070.5A Pending CN108168531A (en) 2018-01-14 2018-01-14 A kind of intelligence prism special for mapping device

Country Status (1)

Country Link
CN (1) CN108168531A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108957684A (en) * 2018-09-29 2018-12-07 中铁六局集团广州工程有限公司 The movable support and its assembly application method of MINI prism
CN109080139A (en) * 2018-09-26 2018-12-25 苏州云植医学技术有限公司 A kind of 3D printing platform leveling device
CN109140198A (en) * 2018-07-27 2019-01-04 河南城建学院 A kind of geodesic survey centralising device
CN109579809A (en) * 2019-01-14 2019-04-05 辽宁科技学院 A kind of intelligence total station prism lever apparatus
CN112050794A (en) * 2018-11-20 2020-12-08 周家炜 360 monitoring prism of accurate regulation
CN112064691A (en) * 2020-09-21 2020-12-11 东华理工大学 Portable deep basal pit monitoring facilities
CN116734817A (en) * 2023-08-11 2023-09-12 沂水华辰房地产测绘有限公司 Engineering measurement marker post device based on unmanned aerial vehicle design and application method thereof

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203240208U (en) * 2013-03-15 2013-10-16 中冶天工集团有限公司 Wiring terminal supporting frame of ray machine for detecting cylindrical containers
CN104061919A (en) * 2014-06-11 2014-09-24 苏州华徕光电仪器有限公司 Prism centering rod
CN203949675U (en) * 2014-06-09 2014-11-19 上海市政工程设计研究总院(集团)有限公司 Three dimensional coordinate measuring prism bar
CN204421906U (en) * 2014-12-23 2015-06-24 中国葛洲坝集团股份有限公司 The precision prism bar that remote cooperation total powerstation uses
CN204734833U (en) * 2015-04-14 2015-11-04 甘肃中天羊业股份有限公司 Stomach tube is used to sheep
CN105091774A (en) * 2015-07-30 2015-11-25 同济大学 Monitoring prism assembly
CN205138489U (en) * 2015-11-18 2016-04-06 武汉科技大学 Can finely tune bubble total powerstation prism placed in middle fast
CN205712232U (en) * 2016-06-23 2016-11-23 海南大学 Building structure differential settlement intelligent monitoring regulation system
CN206137537U (en) * 2016-08-11 2017-05-03 睢宁怡然家具有限公司 Elevating tea table
CN206865643U (en) * 2017-06-08 2018-01-09 张刚 It is a kind of based on the operation field being wirelessly transferred instead break rules and regulations monitoring system

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203240208U (en) * 2013-03-15 2013-10-16 中冶天工集团有限公司 Wiring terminal supporting frame of ray machine for detecting cylindrical containers
CN203949675U (en) * 2014-06-09 2014-11-19 上海市政工程设计研究总院(集团)有限公司 Three dimensional coordinate measuring prism bar
CN104061919A (en) * 2014-06-11 2014-09-24 苏州华徕光电仪器有限公司 Prism centering rod
CN204421906U (en) * 2014-12-23 2015-06-24 中国葛洲坝集团股份有限公司 The precision prism bar that remote cooperation total powerstation uses
CN204734833U (en) * 2015-04-14 2015-11-04 甘肃中天羊业股份有限公司 Stomach tube is used to sheep
CN105091774A (en) * 2015-07-30 2015-11-25 同济大学 Monitoring prism assembly
CN205138489U (en) * 2015-11-18 2016-04-06 武汉科技大学 Can finely tune bubble total powerstation prism placed in middle fast
CN205712232U (en) * 2016-06-23 2016-11-23 海南大学 Building structure differential settlement intelligent monitoring regulation system
CN206137537U (en) * 2016-08-11 2017-05-03 睢宁怡然家具有限公司 Elevating tea table
CN206865643U (en) * 2017-06-08 2018-01-09 张刚 It is a kind of based on the operation field being wirelessly transferred instead break rules and regulations monitoring system

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
吴亚森: "《高等数学与工程数学》", 广东科技出版社, pages: 107 *

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109140198A (en) * 2018-07-27 2019-01-04 河南城建学院 A kind of geodesic survey centralising device
CN109080139A (en) * 2018-09-26 2018-12-25 苏州云植医学技术有限公司 A kind of 3D printing platform leveling device
CN108957684A (en) * 2018-09-29 2018-12-07 中铁六局集团广州工程有限公司 The movable support and its assembly application method of MINI prism
CN112050794A (en) * 2018-11-20 2020-12-08 周家炜 360 monitoring prism of accurate regulation
CN112050794B (en) * 2018-11-20 2022-05-20 周家炜 360 monitoring prism of accurate regulation
CN109579809A (en) * 2019-01-14 2019-04-05 辽宁科技学院 A kind of intelligence total station prism lever apparatus
CN112064691A (en) * 2020-09-21 2020-12-11 东华理工大学 Portable deep basal pit monitoring facilities
CN116734817A (en) * 2023-08-11 2023-09-12 沂水华辰房地产测绘有限公司 Engineering measurement marker post device based on unmanned aerial vehicle design and application method thereof
CN116734817B (en) * 2023-08-11 2023-11-21 沂水华辰房地产测绘有限公司 Engineering measurement marker post device based on unmanned aerial vehicle design and application method thereof

Similar Documents

Publication Publication Date Title
CN108168531A (en) A kind of intelligence prism special for mapping device
CN206130475U (en) Camera tripod with range finding function
CN100585343C (en) Over-limit measuring instrument and method of railway transportation equipment
CN209587579U (en) A kind of adjustment structure for height of leveling instrument
CN105444733A (en) Measuring scale and measuring method for automatically-centralized level gauge
CN205333053U (en) Automatic right formula surveyor's level measurment scale
CN207763713U (en) A kind of intelligence prism special for mapping device
CN208567866U (en) Remote control type one man operation's leveling systems
CN216410219U (en) Quick correcting device for leveling rod circular level
CN213021606U (en) Antenna azimuth angle measuring device of wireless communication base station
CN209783577U (en) Level gauge for engineering survey
CN211083481U (en) Engineering survey surveyor's level strutting arrangement
CN111829492B (en) Laser plummet application-based contact measurement method
CN211667508U (en) Level gauge for supervision of constructional engineering
CN217716374U (en) Measuring device for laser ranging
CN205745930U (en) A kind of levelling rod leveling fixing device
CN212988332U (en) Base structure of leveling instrument staff
CN206459649U (en) A kind of absolute altitude copies survey device and copies survey system
CN215217580U (en) Conversion device
CN211425443U (en) Road and bridge construction measuring device
CN214425582U (en) Follow-on architectural surveying surveyor's level
CN213779018U (en) On-spot detection device is used in engineering survey and drawing
CN208488090U (en) A kind of automatic adjustment height laser puts down system
CN219062943U (en) Auxiliary stand for engineering measurement
CN210375101U (en) Building surveying level

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination