CN219036106U - Outdoor measuring bracket assembly - Google Patents

Outdoor measuring bracket assembly Download PDF

Info

Publication number
CN219036106U
CN219036106U CN202320032998.8U CN202320032998U CN219036106U CN 219036106 U CN219036106 U CN 219036106U CN 202320032998 U CN202320032998 U CN 202320032998U CN 219036106 U CN219036106 U CN 219036106U
Authority
CN
China
Prior art keywords
wall
rectangular
cambered surface
bracket assembly
groove
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.)
Active
Application number
CN202320032998.8U
Other languages
Chinese (zh)
Inventor
孙士强
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to CN202320032998.8U priority Critical patent/CN219036106U/en
Application granted granted Critical
Publication of CN219036106U publication Critical patent/CN219036106U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy

Landscapes

  • A Measuring Device Byusing Mechanical Method (AREA)

Abstract

The utility model relates to the technical field of building construction and discloses an outdoor measurement bracket assembly which comprises a lower circular disc, an upper circular disc and a horizontal piece, wherein three connecting seats are arranged on the outer wall of the lower circular disc, connecting grooves are formed in the bottoms of the three connecting seats, supporting legs are movably connected in the three connecting grooves, a first cambered surface through groove is formed in the top of the lower circular disc, a second cambered surface through groove is formed in the bottom of the upper circular disc, the horizontal piece comprises a rotating shaft body, the rotating shaft body is movably connected in the first cambered surface through groove and the second cambered surface through groove, a height adjusting mechanism is arranged at the top end of the outer wall of the rotating shaft body, and a mounting seat is arranged on the height adjusting mechanism. This outdoor measuring bracket component can carry out the level adjustment to the mount pad through the horizontal component fast, can adjust the height of mount pad through landing leg and altitude mixture control mechanism, this bracket component's level adjustment and altitude mixture control easy operation to can portable after landing leg and altitude mixture control mechanism accomodate.

Description

Outdoor measuring bracket assembly
Technical Field
The utility model relates to the technical field of building construction, in particular to an outdoor measurement bracket component.
Background
The building construction refers to the production activity of engineering construction implementation stage, which is the construction process of various buildings, namely the process of changing various lines on a design drawing into real objects at a designated place, and outdoor engineering measuring instruments are required to be frequently used in the building construction process, and the outdoor engineering measuring instruments are required to be supported by a bracket when in use, so that the outdoor engineering measuring instruments are kept horizontal and have a certain height, and the accuracy of measurement is facilitated.
The patent of publication number CN212537377U discloses a support is placed to measuring apparatu for outdoor building construction, and this support is placed to measuring apparatu for outdoor building construction, including supporting platform, supporting platform's top external surface welding installs the quantity and is two sets of backup pads that just are the symmetry setting, be provided with the movable plate in the backup pad, the top external surface welding of movable plate installs the mounting box, the inboard bottom of mounting box is provided with adjustment mechanism, adjustment mechanism's top is provided with the measuring apparatu, the top external surface welding of backup pad installs the installation piece, the top external surface welding of installation piece installs driving motor. This support is placed to measuring apparatu for outdoor construction can effectually make the device carry out stable motion and fixed on the subaerial of co-altitude, can effectually improve the stability of device, can also effectually avoid the unstability of device to cause certain damage to the measuring apparatu.
When the measuring instrument is used, the driving motor is controlled to start, the driving motor drives the winding wheel to move, the winding wheel winds the steel wire, the steel wire drives the moving plate to move up and down, after the moving plate reaches a required position, a level gauge is placed on the measuring instrument, the rotating handle is manually rotated, the rotating handle drives the second gear to rotate, the second gear drives the first gear to rotate, the first gear drives the internal threaded rod to move up and down, and the measuring instrument is leveled; the height adjustment and the horizontal adjustment of the measuring instrument in the operation process are complicated, and particularly, a plurality of adjusting mechanisms need to be adjusted repeatedly when the measuring instrument is horizontally adjusted, so that certain use defects exist in the use process of the prior art.
Disclosure of Invention
Aiming at the defects that the height adjustment and the horizontal adjustment of a measuring instrument are complicated in the prior art, and particularly a plurality of adjusting mechanisms are required to be adjusted repeatedly when the measuring instrument is horizontally adjusted, the utility model provides an outdoor measuring bracket assembly.
In order to solve the technical problems, the utility model is solved by the following technical scheme:
the bracket component for outdoor measurement comprises a lower circular disc, an upper circular disc and a horizontal piece, wherein the upper circular disc is detachably connected to the top of the lower circular disc through screws so as to facilitate the installation of the horizontal piece with the lower circular disc and the upper circular disc;
the outer wall of the lower circular disc is provided with three connecting seats which are distributed in an annular array, the bottoms of the three connecting seats are provided with connecting grooves, the three connecting grooves are movably connected with supporting legs, and the lower circular disc is supported by the three supporting legs;
the top of the lower circular disc is provided with a first cambered surface through groove, the bottom of the upper circular disc is provided with a second cambered surface through groove, the horizontal piece comprises a rotating shaft body, the rotating shaft body is movably connected in the first cambered surface through groove and the second cambered surface through groove, the rotating shaft body is in a sphere shape, and the rotating shaft body can rotate in the first cambered surface through groove and the second cambered surface through groove at will under the condition of losing external force;
the bottom end of the outer wall of the rotating shaft body is provided with a connecting rod, the bottom end of the connecting rod is provided with a weight body, the weight body can be a shot, namely an object with a certain weight, and the connecting rod can be kept in a vertical state under the action of the weight body, so that the mounting seat is indirectly in a horizontal state;
the top of pivot body outer wall is equipped with high adjustment mechanism, can adjust the height of mount pad through high adjustment mechanism to adjust measuring instrument's height, be equipped with the mount pad on the high adjustment mechanism, seted up the through-hole on the mount pad, can be used for installing measuring instrument.
Preferably, the landing leg comprises a rectangular pipe which is rotationally connected in the connecting groove, an adjustable rectangular adjusting plate is movably connected in the rectangular pipe, the whole length of the landing leg is adjusted by adjusting the relative positions of the rectangular adjusting plate and the rectangular pipe, the landing leg can support the lower circular plate at a certain initial height, the bottom end of the rectangular adjusting plate is rotationally connected with a supporting foot plate, the contact area between the rectangular adjusting plate and the ground is increased, and the stability is improved.
Preferably, the outer wall of the rectangular pipe is in threaded connection with a first fastening bolt at a position close to the bottom end, the threaded end of the first fastening bolt penetrates through the outer wall of the rectangular pipe and abuts against the outer wall of the rectangular adjusting plate, and the rectangular adjusting plate with the adjusted position is fixed with the rectangular pipe through the first fastening bolt.
Preferably, the height adjusting mechanism comprises a circular pipe fixedly connected to the top end of the outer wall of the rotating shaft body, an adjustable supporting rod is movably connected in the circular pipe, the top end of the supporting rod is fixedly connected to the middle part of the bottom of the mounting seat, and the whole height of the height adjusting mechanism is adjusted through the supporting rod, so that a user can conveniently adjust the height of the mounting seat.
Preferably, the outer wall of the circular tube is in threaded connection with a second fastening bolt at a position close to the top end, and the threaded end of the second fastening bolt penetrates through the outer wall of the circular tube and abuts against the outer wall of the supporting rod, and the supporting rod with the adjusted position is fixed with the circular tube through the second fastening bolt.
Preferably, the rear end of the outer wall of the upper circular plate is provided with a rectangular mounting hole, a fixing mechanism is arranged in the rectangular mounting hole and comprises a rectangular pipe fixedly connected in the rectangular mounting hole, the rear end of the rectangular pipe is of a closed structure, a rubber press block is connected in the rectangular pipe in a sliding mode, a movable rod is arranged on the rear side of the rubber press block, the rear end of the movable rod penetrates through the rear side of the inner wall of the rectangular pipe to the outside, the movable rod pulls the rubber press block to move backwards, so that the rubber press block is separated from a rotating shaft body, and the rotating shaft body is adjusted along with a heavy hammer body.
Preferably, the front side of the rubber press block is of a cambered surface structure, and the front side of the rubber press block is tightly attached to the rotating shaft body, when the mounting seat is horizontally adjusted, the rotating shaft body is extruded and fixed under the action of the rubber press block, and the mounting seat is kept in a horizontal state, namely, the measuring instrument is kept horizontal.
Preferably, a spring is arranged in the rectangular tube, the spring is sleeved on the outer side of the movable rod, the front end of the spring abuts against the rear side of the rubber pressing block, the rear end of the spring abuts against the rear side of the inner wall of the rectangular tube, and the rubber pressing block generates extrusion force on the rotating shaft body by means of force generated by the spring on the rubber pressing block, so that the rotating shaft body is fixed.
Preferably, the outer wall of the movable rod is movably connected with a pull ring at a position close to the rear end, so that a user can conveniently pull the movable rod outwards.
The utility model has the remarkable technical effects due to the adoption of the technical scheme:
1. this outdoor measurement's bracket component can carry out the level to the mount pad fast through the horizontal component that sets up and adjust the height of mount pad through landing leg and altitude mixture control mechanism, this bracket component's level adjustment and altitude mixture control easy operation to can portable after landing leg and altitude mixture control mechanism accomodate.
2. This outdoor measuring bracket component can fix the pivot body after the level is adjusted through fixed establishment, avoids the horizontal component to take place to remove after the level is adjusted.
Drawings
FIG. 1 is a schematic view of a first view angle structure of the present utility model;
FIG. 2 is a schematic diagram of an overall second view structure according to the present utility model;
FIG. 3 is a schematic view of a portion of the structure of the present utility model;
FIG. 4 is a schematic view of the assembled structure of the horizontal member and the height adjustment mechanism of the present utility model;
FIG. 5 is a schematic view of the assembled structure of the lower circular plate, the connection base, the upper circular plate and the fixing mechanism of the present utility model;
FIG. 6 is a second schematic diagram of a portion of the structure of the present utility model;
fig. 7 is a schematic structural view of a fixing mechanism in the present utility model.
The names of the parts indicated by the numerical references in the drawings are as follows: 1-lower circular disk, 10-first cambered surface through groove, 2-connecting seat, 20-connecting groove, 3-landing leg, 30-rectangular pipe, 31-rectangular adjusting plate, 32-first fastening bolt, 33-landing leg disk, 4-upper circular disk, 40-second cambered surface through groove, 41-rectangular mounting hole, 5-horizontal piece, 50-rotating shaft body, 51-connecting rod, 52-weight body, 6-height adjusting mechanism, 60-circular pipe, 61-supporting rod, 62-second fastening bolt, 7-mounting seat, 8-fixing mechanism, 80-rectangular pipe, 81-rubber press block, 82-movable rod, 83-spring, 84-pull ring.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings and examples.
Example 1
1-7, a bracket assembly for outdoor measurement comprises a lower circular disc 1, an upper circular disc 4 and a horizontal member 5, wherein the upper circular disc 4 is detachably connected to the top of the lower circular disc 1 through screws so as to facilitate the installation of the horizontal member 5 with the lower circular disc 1 and the upper circular disc 4;
the outer wall of the lower circular disc 1 is provided with three connecting seats 2 which are distributed in an annular array, the bottoms of the three connecting seats 2 are respectively provided with a connecting groove 20, the three connecting grooves 20 are respectively and movably connected with a supporting leg 3, and the lower circular disc 1 is supported by the three supporting legs 3;
the top of the lower circular disc 1 is provided with a first cambered surface through groove 10, the bottom of the upper circular disc 4 is provided with a second cambered surface through groove 40, the horizontal piece 5 comprises a rotating shaft body 50, the rotating shaft body 50 is movably connected in the first cambered surface through groove 10 and the second cambered surface through groove 40, the rotating shaft body 50 is in a sphere shape, and the rotating shaft body 50 can rotate in the first cambered surface through groove 10 and the second cambered surface through groove 40 at will under the condition of losing external force;
the bottom end of the outer wall of the rotating shaft body 50 is provided with a connecting rod 51, the bottom end of the connecting rod 51 is provided with a weight body 52, the weight body 52 can be a shot, namely an object with a certain weight, the weight of the weight body 52 is matched with the length of the connecting rod 51, so that a measuring instrument on the mounting seat 7 can be in a horizontal state, and under the action of the weight body 52, the connecting rod 51 can be kept in a vertical state, so that the mounting seat 7 is indirectly in a horizontal state;
the top of the outer wall of the rotating shaft body 50 is provided with a height adjusting mechanism 6, and the height of the mounting seat 7 can be adjusted through the height adjusting mechanism 6, so that the height of the measuring instrument can be adjusted, the mounting seat 7 is arranged on the height adjusting mechanism 6, and a through hole is formed in the mounting seat 7 and can be used for mounting the measuring instrument.
In this embodiment, the landing leg 3 includes the rectangular pipe 30 of rotating connection in spread groove 20, swing joint has adjustable rectangle regulating plate 31 in the rectangular pipe 30, adjusts the whole length of landing leg 3 through adjusting the relative position of rectangle regulating plate 31 and rectangular pipe 30, makes landing leg 3 can support lower part circular dish 1 on certain initial height, and the bottom rotation of rectangle regulating plate 31 is connected with stabilizer blade dish 33, increases the area of contact with ground, improves stability.
Specifically, the outer wall of the rectangular tube 30 is screwed with a first fastening bolt 32 near the bottom end, the threaded end of the first fastening bolt 32 penetrates through the outer wall of the rectangular tube 30 and abuts against the outer wall of the rectangular adjusting plate 31, and the rectangular adjusting plate 31 with the adjusted position is fixed with the rectangular tube 30 through the first fastening bolt 32.
Further, the height adjusting mechanism 6 comprises a circular tube 60 fixedly connected to the top end of the outer wall of the rotating shaft body 50, an adjustable supporting rod 61 is movably connected in the circular tube 60, the top end of the supporting rod 61 is fixedly connected to the middle part of the bottom of the mounting seat 7, and the overall height of the height adjusting mechanism 6 is adjusted through the supporting rod 61, so that a user can conveniently adjust the height of the mounting seat 7.
Further, a second fastening bolt 62 is screwed to the outer wall of the circular tube 60 near the top end, and the threaded end of the second fastening bolt 62 passes through the outer wall of the circular tube 60 and abuts against the outer wall of the support rod 61, so that the support rod 61 after the position is adjusted is fixed to the circular tube 60 by the second fastening bolt 62.
Further, rectangular mounting holes 41 have been seted up to the rear end of upper portion circular dish 4 outer wall, be equipped with fixed establishment 8 in the rectangular mounting holes 41, fixed establishment 8 includes the rectangular pipe 80 of fixed connection in rectangular mounting holes 41, the rear end of rectangular pipe 80 is enclosed construction, sliding connection has rubber briquetting 81 in the rectangular pipe 80, the rear side of rubber briquetting 81 is equipped with movable rod 82, the rear end of movable rod 82 runs through the rear side of rectangular pipe 80 inner wall to the external world, through movable rod 82 pulling rubber briquetting 81 backward movement, thereby make rubber briquetting 81 and pivot body 50 separation, thereby make pivot body 50 follow weight 52 adjustment position.
Further, the front side of the rubber press block 81 is of a cambered surface structure, and the front side of the rubber press block 81 is tightly attached to the rotating shaft body 50, when the installation seat 7 is horizontally adjusted, the rotating shaft body 50 is extruded and fixed under the action of the rubber press block 81, and the installation seat 7 is kept in a horizontal state, namely, the measuring instrument is kept horizontal.
Further, a spring 83 is arranged in the rectangular tube 80, the spring 83 is sleeved on the outer side of the movable rod 82, the front end of the spring 83 abuts against the rear side of the rubber press block 81, the rear end of the spring 83 abuts against the rear side of the inner wall of the rectangular tube 80, and the force generated by the spring 83 on the rubber press block 81 is used for enabling the rubber press block 81 to generate extrusion force on the rotating shaft body 50, so that the rotating shaft body 50 is fixed.
Further, a pull ring 84 is movably connected to the outer wall of the movable rod 82 near the rear end, so that a user can pull the movable rod 82 outwards.
When the outdoor measurement bracket assembly of this embodiment is used, a user unscrews the first fastening bolts 32 of the three supporting legs 3, then pulls the three rectangular adjusting plates 31 outwards to a proper distance, then tightens the first fastening bolts 32, then expands the three supporting legs 3 outwards, supports the lower circular disc 1, then installs the measuring instrument on the mounting seat 7 through bolts, pulls the movable rod 82 outwards through the pull ring 84, and separates the rubber press block 81 from the rotating shaft body 50, so that the rotating shaft body 50 adjusts the position along with the weight body 52, after the mounting seat 7 is in a horizontal state, the user loosens the pull ring 84, and the force generated by the spring 83 on the rubber press block 81 causes the rubber press block 81 to generate extrusion force on the rotating shaft body 50, so that the rotating shaft body 50 is fixed, then unscrews the second fastening bolts 62, then moves the supporting rod 61 upwards, so as to drive the mounting seat 7 to move upwards, and after the height of the measuring instrument is adjusted, the user tightens the second fastening bolts 62, so that the supporting rod 61 and the circular tube 60 are fixed, so that the position of the measuring instrument is adjusted, and the height adjustment is completed.
In summary, the foregoing description is only of the preferred embodiments of the present utility model, and all equivalent changes and modifications made in accordance with the claims should be construed to fall within the scope of the utility model.

Claims (9)

1. The utility model provides an outdoor measurement's support subassembly, includes lower part circular dish (1), upper portion circular dish (4) and horizontal component (5), upper portion circular dish (4) can dismantle the top of being connected in lower part circular dish (1) through the screw, its characterized in that: the utility model discloses a rotary table, including lower part circular dish (1), connecting seat (2) that lower part circular dish (1) was equipped with three with annular array arrangement, three connecting seat (2)'s bottom has all been seted up spread groove (20), three equal swing joint has landing leg (3) in spread groove (20), first cambered surface logical groove (10) have been seted up at the top of lower part circular dish (1), second cambered surface logical groove (40) have been seted up to the bottom of upper portion circular dish (4), horizontal piece (5) include pivot body (50), pivot body (50) swing joint are in first cambered surface logical groove (10) and second cambered surface logical groove (40), the bottom of pivot body (50) outer wall is equipped with connecting rod (51), the bottom of connecting rod (51) is equipped with heavy hammer body (52), the top of pivot body (50) outer wall is equipped with high adjustment mechanism (6), be equipped with mount pad (7) on high adjustment mechanism (6).
2. The outdoor measurement bracket assembly of claim 1, wherein: the landing leg (3) comprises a rectangular pipe (30) which is rotationally connected in the connecting groove (20), an adjustable rectangular adjusting plate (31) is movably connected in the rectangular pipe (30), and a supporting leg disc (33) is rotationally connected at the bottom end of the rectangular adjusting plate (31).
3. The outdoor measurement bracket assembly of claim 2, wherein: the outer wall of the rectangular pipe (30) is in threaded connection with a first fastening bolt (32) at a position close to the bottom end, and the threaded end of the first fastening bolt (32) penetrates through the outer wall of the rectangular pipe (30) and abuts against the outer wall of the rectangular adjusting plate (31).
4. The outdoor measurement bracket assembly of claim 1, wherein: the height adjusting mechanism (6) comprises a circular tube (60) fixedly connected to the top end of the outer wall of the rotating shaft body (50), an adjustable supporting rod (61) is movably connected in the circular tube (60), and the top end of the supporting rod (61) is fixedly connected to the middle of the bottom of the mounting seat (7).
5. The outdoor measurement bracket assembly of claim 4, wherein: the outer wall of the circular tube (60) is in threaded connection with a second fastening bolt (62) at a position close to the top end, and the threaded end of the second fastening bolt (62) penetrates through the outer wall of the circular tube (60) and abuts against the outer wall of the supporting rod (61).
6. The outdoor measurement bracket assembly of claim 1, wherein: rectangular mounting holes (41) are formed in the rear end of the outer wall of the upper circular disc (4), fixing mechanisms (8) are arranged in the rectangular mounting holes (41), the fixing mechanisms (8) comprise rectangular pipes (80) fixedly connected in the rectangular mounting holes (41), the rear ends of the rectangular pipes (80) are of closed structures, rubber press blocks (81) are connected in the rectangular pipes (80) in a sliding mode, movable rods (82) are arranged on the rear sides of the rubber press blocks (81), and the rear ends of the movable rods (82) penetrate through the rear sides of the inner walls of the rectangular pipes (80) to the outside.
7. The outdoor measurement bracket assembly of claim 6, wherein: the front side of the rubber press block (81) is of a cambered surface structure, and the front side of the rubber press block (81) is tightly attached to the rotating shaft body (50).
8. The outdoor measurement bracket assembly of claim 6, wherein: the spring (83) is arranged in the rectangular tube (80), the spring (83) is sleeved on the outer side of the movable rod (82), the front end of the spring (83) abuts against the rear side of the rubber pressing block (81), and the rear end of the spring (83) abuts against the rear side of the inner wall of the rectangular tube (80).
9. The outdoor measurement bracket assembly of claim 6, wherein: the outer wall of the movable rod (82) is movably connected with a pull ring (84) at a position close to the rear end.
CN202320032998.8U 2023-01-06 2023-01-06 Outdoor measuring bracket assembly Active CN219036106U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202320032998.8U CN219036106U (en) 2023-01-06 2023-01-06 Outdoor measuring bracket assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202320032998.8U CN219036106U (en) 2023-01-06 2023-01-06 Outdoor measuring bracket assembly

Publications (1)

Publication Number Publication Date
CN219036106U true CN219036106U (en) 2023-05-16

Family

ID=86284265

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202320032998.8U Active CN219036106U (en) 2023-01-06 2023-01-06 Outdoor measuring bracket assembly

Country Status (1)

Country Link
CN (1) CN219036106U (en)

Similar Documents

Publication Publication Date Title
CN113252016B (en) Convenient on-spot regulation mapping device of building engineering cost
CN210123077U (en) Supporting mechanism for geographic information measuring instrument
CN219036106U (en) Outdoor measuring bracket assembly
CN108489472B (en) High-stability surveying instrument mounting seat for civil engineering study
CN216483159U (en) Building engineering environment monitoring device
CN112082071A (en) Automatic horizontal triangular support of ball type pull rod surveying and mapping instrument
CN214066142U (en) Measuring instrument support for architectural design
CN211344644U (en) Building measuring instrument strutting arrangement convenient to carry
CN209589056U (en) A kind of equipment for house property and Cadastral Survey
CN209559214U (en) A kind of mapping total station with quick leveling function
CN221004566U (en) Instrument support leveling mechanism for land survey and drawing
CN220366543U (en) Adjustable stabilizer blade convenient to air conditioner installation
CN219798345U (en) Site mapping device convenient to leveling
CN210266514U (en) Angle-adjustable supporting structure for level gauge
CN220354880U (en) Quick connection structure for measuring equipment
CN219692726U (en) Level gauge convenient for leveling
CN219715779U (en) Detachable assembled weather observation equipment
CN220742566U (en) Construction drawing prop up frame device with leveling mechanism
CN108759795A (en) A kind of novel civil engineering tripod
CN219623692U (en) Level gauge for horizontal calibration
CN219221892U (en) Level gauge suitable for various field uneven ground
CN218097768U (en) Automatic adjust laser swinger
CN214663150U (en) Auxiliary device for surveying and mapping of building construction site selection end points
CN216479678U (en) Automatic regulating device for ground feet
CN217236772U (en) Level with but quick adjustment observes high support

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant