CN110260846B - Survey and drawing lofting equipment based on BIM - Google Patents

Survey and drawing lofting equipment based on BIM Download PDF

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Publication number
CN110260846B
CN110260846B CN201910386133.XA CN201910386133A CN110260846B CN 110260846 B CN110260846 B CN 110260846B CN 201910386133 A CN201910386133 A CN 201910386133A CN 110260846 B CN110260846 B CN 110260846B
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China
Prior art keywords
base
bim
surveying instrument
bolt
fixedly provided
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CN201910386133.XA
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CN110260846A (en
Inventor
芦永豪
魏小红
张明
王巧龙
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Shaanxi Land Surveying And Mapping Engineering Institute Co ltd
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Shaanxi Land Surveying And Mapping Engineering Institute Co ltd
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Priority to CN201910386133.XA priority Critical patent/CN110260846B/en
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    • 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

Abstract

The invention discloses a surveying and mapping lofting device based on BIM, which comprises a surveying instrument, a desktop and a base, wherein moving wheels are fixedly arranged at the bottom of the base, telescopic rods are slidably arranged in sleeves, the desktop is fixedly arranged at the tops of the telescopic rods, a pull box is fixedly arranged between the telescopic rods at the bottom of the desktop, a round pipe is fixedly arranged at the top of the base at the other side of the desktop, an adjusting rod is slidably arranged in the round pipe, a sleeve pipe is fixedly arranged at the top of a supporting table, a connecting rod is slidably arranged in the sleeve pipe, the surveying instrument is fixedly arranged at the top of the connecting table, and article placing tables are fixedly arranged at two sides of the surveying instrument. The device has the advantages of being convenient to move, capable of installing the BIM equipment, capable of adjusting the height of the device according to actual conditions and the like in the using process through the arrangement of a series of structures, and the using process is optimized.

Description

Survey and drawing lofting equipment based on BIM
Technical Field
The invention relates to the technical field of surveying and mapping lofting devices, in particular to surveying and mapping lofting equipment based on BIM.
Background
BIM (building Information modeling) technology is proposed first in 2002 by Autodesk company, is widely recognized in the world at present, can help to realize the integration of building Information, and all kinds of Information are always integrated in a three-dimensional model Information database from the design, construction and operation of buildings to the end of the whole life cycle of the buildings, and all people such as design teams, construction units, facility operation departments, owners and the like can carry out cooperative work based on the BIM, so that the work efficiency is effectively improved, the resources are saved, the cost is reduced, and the sustainable development is realized Motion behavior), greatly improves the information integration degree of the construction engineering by means of the three-dimensional model containing the construction engineering information, thereby providing a platform for exchanging and sharing the engineering information for related stakeholders of the construction engineering project, measures lofting as a mapping technology, namely three-dimensional positioning measurement of any space object, the specific work of which is reflected on the measurement of three quantities of distance, angle (direction) and height, no matter what method is adopted for lofting, the results of the three measurements can not be measured by various instruments, and the lofting is calibrated on a construction site, which is one of the main contents of engineering measurement research, but the existing BIM mapping lofting equipment has the defects that the equipment is inconvenient to move, the BIM equipment can not be placed and the height of the equipment can not be adjusted according to the actual situation when in use, the limitations are large, and therefore, there is a need for improvement of the prior art to solve the above problems.
In addition, in the prior art, the position height of the surveying instrument needs to be adjusted one by utilizing the manual adjusting bolt, but when the surveying instrument with a plurality of supporting columns and needing to realize the adjustment of the target position with complex multiple degrees of freedom is adjusted, the adjusting bolt needs to be adjusted for many times, the operation is complex, and the error is easy to occur.
Disclosure of Invention
The invention aims to provide a mapping lofting device based on BIM, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a surveying and mapping lofting device based on BIM comprises a surveying instrument, a desktop and a base, wherein the bottom of the base is fixedly provided with moving wheels, the bottom of the base between the moving wheels is fixedly provided with a fixing ring, the inside of the fixing ring is rotatably provided with a cushion table, the top of the base is fixedly provided with a sleeve, the surface of the sleeve is slidably provided with a limit bolt, the inside of the sleeve is slidably provided with a telescopic rod, the top of the telescopic rod is fixedly provided with a desktop, a drawing box is fixedly arranged between the telescopic rods at the bottom of the desktop, the top of the base at one side of the desktop is fixedly provided with a pushing handle, the periphery of the pushing handle is provided with an anti-skidding sleeve, the top of the base at the other side of the desktop is fixedly provided with a round pipe, the surface of the round pipe is slidably provided with a positioning bolt, the inside of the round pipe is slidably provided with an adjusting rod, the top of the adjusting rod is fixedly provided with a supporting table, the utility model discloses a survey and drawing instrument, including brace table, socket joint pipe, fixed station, survey and drawing instrument, brace table's top fixed mounting has the socket joint pipe, and the surface slidable mounting of socket joint pipe has the adjusting bolt, the inside slidable mounting of socket joint pipe has the connecting rod, fixed station fixed mounting is passed through at the top of connecting rod has the connection platform, the top fixed mounting of connection platform has the surveying instrument, the both sides fixed mounting of surveying instrument has puts the thing platform.
Preferably, a console is fixedly mounted on the surface of the surveying instrument, and a button is arranged on the surface of the console.
Preferably, the top of connecting rod fixed mounting has universal ball, and universal ball and fixed station coincide mutually.
Preferably, a handle is fixedly mounted at the top of the surveying instrument, and an oxidation preventing layer is coated on the surface of the handle.
Preferably, a traction ring is fixedly mounted on the other side of the base, and a round hole is formed in the traction ring.
Preferably, the surface of the sleeve is fixedly provided with a support leg, and a bolt is rotatably arranged between the support leg and the base.
Preferably, the surface of the adjusting rod is provided with a through hole, and the through hole is coincided with the positioning bolt.
Preferably, the surface of the telescopic rod is provided with a limiting hole, and the limiting hole is coincided with the limiting bolt.
Preferably, the anti-skidding sleeve is internally provided with a sweat absorbing layer, and one side of the sweat absorbing layer is provided with a damping layer.
Preferably, the top of the cushion table is fixedly provided with an adjusting switch, and the surface of the adjusting switch is provided with anti-skid lines.
Compared with the prior art, the invention has the beneficial effects that: 1. compared with the traditional BIM-based surveying and mapping equipment, the BIM-based surveying and mapping equipment has the advantages that the movable wheels are fixedly arranged at the bottom of the base, the device can be moved, the mobility of the device is realized, the integral working performance is improved, the anti-skidding sleeves are arranged on the peripheries of the push handrails, the friction force generated between the surface of the device and the palms of users can be increased when the device is used, the phenomenon that the hands slide in the using process of the device is avoided, the device can be more conveniently installed, disassembled and moved by the users when in use due to the fact that the handles are fixedly arranged at the top of the surveying and mapping instrument, the device can be more conveniently used by the users, the sweat absorbing layer is arranged inside the anti-skidding sleeves, sweat stains generated in the palms of the users can be absorbed, and the hands of the users can always keep dry and comfortable feeling, the comfort level of the device is improved, and one side on sweat-absorbing layer is provided with the buffer layer, can utilize absorbing compliance material to make this device can effectually play absorbing effect in the use, the practicality of the device is improved, the surface coating of handle has the antioxidation coating, can effectually prevent that the surface of oxygen that contains in the air from oxidizing the equipment after the coating, thereby the life of extension equipment, there is the pull ring through the opposite side fixed mounting at the base, and the inside of pull ring is provided with the round hole, can utilize pull wire and outside draw gear to carry out fixed connection when using, thereby make things convenient for the user to remove the device more, the practicality of the device is improved. 2. The positioning of the surveying instrument in manual and free modes is realized by utilizing a plurality of freely-supported elastic sleeve pipes and matching the mass block which can be positioned at any annular position with the adjusting bolt, the problem that the adjusting bolt needs to be manually adjusted one by one in the traditional positioning process with a plurality of surveying instrument supporting columns is solved, and the accurate, simple and direct locking operation of determining the target position after previewing can be realized.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an overall front view of the present invention;
FIG. 3 is a partial schematic view of the adjusting tube and the connecting table of the present invention;
FIG. 4 is a partial structural view of a retaining ring and a cushion table according to the present invention;
FIG. 5 is a schematic view of a partial structure of the sheath and the telescopic rod of the present invention;
fig. 6 is a partial structure schematic view of the anti-slip cover of the invention.
In the figure: 1. a surveying instrument; 101. a handle; 102. placing the object platform; 2. a console; 3. a connecting table; 301. a fixed table; 4. a desktop; 401. a box is drawn out; 5. an anti-slip sleeve; 501. a sweat absorbing layer; 502. a shock-absorbing layer; 6. a telescopic rod; 601. a limiting hole; 7. pushing the handrail; 8. a sleeve; 801. a support leg; 802. a limit bolt; 9. a base; 901. a fixing ring; 902. a moving wheel; 903. a traction ring; 10. sleeving a pipe; 1001. adjusting the bolt; 11. a support table; 12. adjusting a rod; 1201. a through hole; 13. a circular tube; 1301. positioning bolts; 14. a cushion table; 1401. an adjustment switch; 15. a connecting rod; 1501. a universal ball.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The first embodiment: referring to fig. 1-6, an embodiment of the present invention is shown: a surveying and mapping lofting device based on BIM comprises a surveying instrument 1, a desktop 4 and a base 9, wherein a push handrail 7 is fixedly arranged at the top of the base 9 on one side of the desktop 4, a moving wheel 902 is fixedly arranged at the bottom of the base 9, the device is moved to a stable position, a fixing ring 901 is fixedly arranged at the bottom of the base 9 between the moving wheels 902, a cushion table 14 is rotatably arranged in the fixing ring 901 to fix the position of the device, so that the stability of the device is improved, an anti-slip sleeve 5 is arranged on the periphery of the push handrail 7, so that the friction force generated between the surface of the device and the palm of a user can be increased, the phenomenon of hand slip in the using process of the device is avoided, the surveying instrument 1 is fixedly arranged at the top of a connecting table 3, the model side of the surveying instrument 1 adopts a LRC121R4 surveying instrument, and the light, machine and electricity are combined to take workpieces into a computer for processing and amplifying by 18 to 230 times, the device is displayed on a screen, can directly take pictures for filing or surface observation, measurement and drawing, utilizes two sides of a mapper 1 to be fixedly provided with an object placing platform 102, can use objects for storage, thereby improving the practicability of the device, utilizes a round pipe 13 to be fixedly arranged at the top of a base 9 at the other side of a desktop 4, utilizes the surface of the round pipe 13 to be slidably provided with a positioning bolt 1301, can adjust the inner sliding of the round pipe 13 according to the actual situation, the top of the adjusting rod 12 is fixedly provided with a supporting platform 11, the height of the supporting platform 11 is adjusted, utilizes the top of the supporting platform 11 to be fixedly provided with a sleeve joint pipe 10, utilizes the surface of the sleeve joint pipe 10 to be slidably provided with an adjusting bolt 1001, can adjust the inner sliding of the sleeve joint pipe 10 to be provided with a connecting rod 15, the top of the connecting rod 15 is fixedly provided with the height of a connecting platform 3 through a fixed platform 301, and utilizes the top of the desktop 4 to be fixedly provided with the desktop 6, can place BIM's equipment, utilize fixed mounting to have pull box 401 between the telescopic link 6 of desktop 4 bottoms, can deposit the instrument that the survey and drawing used to improve the practicality of device, have sleeve pipe 8 through fixed mounting at base 9 top, utilize sleeve pipe 8's surface slidable mounting to have spacing bolt 802, actual conditions that can be according to have the height of telescopic link 6 to adjust sleeve pipe 8's inside slidable mounting, thereby make things convenient for the user of service to use the device more.
Further, surveying instrument 1's fixed surface installs control cabinet 2, and control cabinet 2's surface is provided with the button, can more make things convenient for the user of service to survey and adjust the device measuring data to more make things convenient for the user of service to use the device.
Further, the top fixed mounting of connecting rod 15 has universal ball 1501, and universal ball 1501 and fixed station 301 coincide mutually, can finely tune surveying instrument 1's angle according to actual conditions, makes the device also can use on the road surface of unevenness, improves the practicality of device.
Further, surveying instrument 1's top fixed mounting has handle 101, can make things convenient for the user of service to install the dismantlement and remove the device to make things convenient for the user of service to use the device more, and the surface coating of handle 101 has the oxidation barrier, can effectually prevent that the oxygen that contains in the air from carrying out the oxidation to the surface of equipment after the coating, thereby the life of extension equipment.
Further, the opposite side fixed mounting of base 9 has traction ring 903, and traction ring 903's inside is provided with the round hole, can utilize pull wire and outside draw gear to carry out fixed connection to more make things convenient for the user of service to remove the device, improve the practicality of device.
Further, the surface of the sleeve 8 is fixedly provided with a support leg 801, and a bolt is rotatably arranged between the support leg 801 and the base 9, so that the stability, the firmness and the pressure resistance between the sleeve 8 and the base 9 can be improved.
Further, the surface of adjusting pole 12 is provided with through-hole 1201, and through-hole 1201 coincides with gim peg 1301 mutually, can adjust surveying instrument 1's height according to actual conditions to more make things convenient for the user to measure the device.
Further, the surface of telescopic link 6 is provided with spacing hole 601, and spacing hole 601 coincides with spacing bolt 802 and can adjust the height of desktop 4 according to actual conditions to more make things convenient for the user of service to use BIM equipment, improve the practicality of device.
Further, the inside of antiskid cover 5 is provided with sweat-absorbing layer 501, can adsorb the sweat stain that produces in the user's palm to let user's hand can keep dry comfortable sensation always, improve the comfort level of device, and one side of sweat-absorbing layer 501 is provided with buffer layer 502, can utilize absorbing compliance material to make this device can effectually play absorbing effect, improve the practicality of device in the use.
Further, the top fixed mounting who fills up platform 14 has regulating switch 1401, can enlarge the area of contact between device surface and the user's hand to more make things convenient for the user of service to adjust the device, improve the practicality of device, and regulating switch 1401's surface is provided with anti-skidding line, produced frictional force when can increasing the contact between device surface and the user's palm, avoid the user of service to appear the phenomenon of hand cunning when adjusting, optimize the use.
The working principle is as follows: the device is moved to a stable position by pushing the handrail 7 by using the moving wheel 902, the position of the device is fixed by using the cushion table 14, thereby improving the stability of the device, the surveying instrument 1 is fixedly arranged at the top of the connecting table 3, the workpiece is taken into a computer to be processed and amplified by 18 to 230 times by combining with light, machine and electricity, the workpiece is displayed on a screen and can be directly photographed and filed or subjected to surface observation, measurement and drawing, the height of the supporting table 11 fixedly arranged at the top of the adjusting rod 12 can be adjusted according to actual conditions by using the positioning bolt 1301, the height of the connecting table 3 fixedly arranged at the top of the connecting rod 15 by using the fixing table 301 can be adjusted by using the adjusting bolt 1001, the table top 4 is fixedly arranged at the top of the telescopic rod 6, BIM equipment can be placed, and the drawing box 401 is fixedly arranged between the telescopic rods 6 at the bottom of the table top 4, can deposit the instrument that the survey and drawing used to improve the practicality of device, utilize the surface slidable mounting of sleeve pipe 8 to have spacing bolt 802, the actual conditions that can be based on highly adjusting telescopic link 6, thereby make things convenient for the user of service to use the device more.
Second embodiment: a surveying and mapping lofting device based on BIM comprises a surveying instrument 1, a desktop 4 and a base 9, wherein the bottom of the base 9 is fixedly provided with a movable wheel 902, the bottom of the base 9 between the movable wheels 902 is fixedly provided with a fixed ring 901, the inside of the fixed ring 901 is rotatably provided with a cushion table 14, the top of the base 9 is fixedly provided with a sleeve 8, the surface of the sleeve 8 is slidably provided with a limit bolt 802, the inside of the sleeve 8 is slidably provided with a telescopic rod 6, the top of the telescopic rod 6 is fixedly provided with the desktop 4, a drawing box 401 is fixedly arranged between the telescopic rods 6 at the bottom of the desktop 4, the top of the base 9 at one side of the desktop 4 is fixedly provided with a push handle 7, the periphery of the push handle 7 is provided with an anti-skid sleeve 5, the top of the base 9 at the other side of the desktop 4 is fixedly provided with a round pipe 13, the surface of the round pipe 13 is slidably provided with a positioning bolt 1301, an adjusting rod 12 is slidably mounted inside the circular tube 13, a supporting table 11 is fixedly mounted at the top of the adjusting rod 12, three spring sleeving tubes 10 are fixedly mounted at the top of the supporting table 11, the three spring sleeving tubes 10 are sequentially located at three vertexes of an equilateral triangle, a manual adjusting bolt 1001 is slidably mounted on the surface of each sleeving tube 10, a connecting rod 15 is slidably mounted inside the sleeving tube 10, a connecting table 3 is fixedly mounted at the top of the connecting rod 15 through a fixing table 301, a surveying instrument 1 is fixedly mounted at the top of the connecting table 3, an annular object placing table 102 is fixedly mounted around the periphery of the surveying instrument 1, a mass block can be selectively suspended on the object placing table 102 of the surveying instrument 1, and the mass block can freely slide on the annular object placing table 102;
surveying appearance 1's fixed surface installs control cabinet 2, and the surface of control cabinet 2 is provided with the button, the top fixed mounting of connecting rod 15 has universal ball 1501, and universal ball 1501 and fixed station 301 coincide mutually, the surface of adjusting pole 12 is provided with through-hole 1201, and through-hole 1201 coincides mutually with gim peg 1301, the surface of telescopic link 6 is provided with spacing hole 601, and spacing hole 601 coincides mutually with gim peg 802.
Manual and dynamic follow-up adjustment of the scanning orientation of the BIM-based mapping and lofting apparatus mapper may be implemented in this embodiment.
In the manual mode: through manual adjusting bolt 1001, can adjust the height that the top of connecting rod 15 has connecting platform 3 through fixed station 301 fixed mounting, then cooperate universal ball 1501 to adjust connecting platform 3 to target angle and height.
In the follow-up mode: the manual adjusting bolt 1001 is completely loosened, so that the connecting rod 15 can freely ascend and descend in the spring sleeving pipe 10, the universal ball 1501 and the user are matched to adjust the target position of the surveying instrument and the connecting table 3, and the purpose of fast follow-up is achieved, wherein the counterweight block can be selected to rotate the mass block on the annular object placing table 102 and hang at the lowest position of the annular object placing table 102 after the user reaches the target position according to the surveying instrument and the connecting table 3.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides a survey and drawing lofting equipment based on BIM, includes surveying appearance (1), desktop (4) and base (9), its characterized in that: the table is characterized in that the bottom of the base (9) is fixedly provided with moving wheels (902), the bottom of the base (9) between the moving wheels (902) is fixedly provided with a fixing ring (901), the inside of the fixing ring (901) is rotatably provided with a cushion table (14), the top of the base (9) is fixedly provided with a sleeve (8), the surface of the sleeve (8) is slidably provided with a limit bolt (802), the inside of the sleeve (8) is slidably provided with a telescopic rod (6), the top of the telescopic rod (6) is fixedly provided with a table top (4), a drawing box (401) is fixedly arranged between the telescopic rods (6) at the bottom of the table top (4), the top of the base (9) at one side of the table top (4) is fixedly provided with a push handrail (7), the periphery of the push handrail (7) is provided with an anti-skid sleeve (5), and the top of the base (9) at the other side of the table top (4) is fixedly provided with a round pipe (13), the surface sliding of pipe (13) installs gim peg (1301), the inside slidable mounting of pipe (13) has regulation pole (12), the top fixed mounting of adjusting pole (12) has brace table (11), the top fixed mounting of brace table (11) has three spring socket pipe (10), three spring socket pipe (10) are located equilateral triangle's three summit department in proper order, and the surface sliding mounting of every socket pipe (10) has manual regulation bolt (1001), the inside slidable mounting of socket pipe (10) has connecting rod (15), the top of connecting rod (15) is through fixed station (301) fixed mounting have connection platform (3), the top fixed mounting of connection platform (3) has surveying instrument (1), the periphery of surveying instrument (1) encircles fixed mounting and has an annular platform of putting (102), can select to join in marriage on the platform of putting of surveying instrument (1) and suspend in midair a quality piece, the mass block can freely slide on the annular object placing table (102);
the surface of the surveying instrument (1) is fixedly provided with a control console (2), the surface of the control console (2) is provided with a button, the top of the connecting rod (15) is fixedly provided with a universal ball (1501), the universal ball (1501) is overlapped with the fixed table (301), the surface of the adjusting rod (12) is provided with a through hole (1201), the through hole (1201) is overlapped with a positioning bolt (1301), the surface of the telescopic rod (6) is provided with a limiting hole (601), and the limiting hole (601) is overlapped with a limiting bolt (802);
survey and drawing lofting equipment can scan the manual and dynamic follow-up regulation in position, specifically is: in a manual mode, the height of the connecting table (3) fixedly arranged on the top of the connecting rod (15) through the fixing table (301) can be adjusted through a manual adjusting bolt (1001), and then the connecting table (3) is adjusted to a target angle and height through matching with a universal ball (1501); in the follow-up mode, the manual adjusting bolt (1001) is completely loosened, so that the connecting rod (15) can freely lift in the spring sleeving pipe (10), and the mass block can be selected to rotate on the annular object placing table (102) and hang at the lowest part of the annular object placing table (102) after the user reaches a target position according to the surveying instrument and the connecting table (3) by matching with the universal ball (1501) and the user to adjust the target position of the surveying instrument and the connecting table (3) so as to achieve quick follow-up.
2. The BIM-based mapping lofting apparatus of claim 1, wherein: the top fixed mounting of surveying instrument (1) has handle (101), and the surface coating of handle (101) has the oxidation barrier.
3. The BIM-based mapping lofting apparatus of claim 1, wherein: and a traction ring (903) is fixedly mounted on the other side of the base (9), and a round hole is formed in the traction ring (903).
4. The BIM-based mapping lofting apparatus of claim 1, wherein: the surface of the telescopic rod (6) is provided with a limiting hole (601), and the limiting hole (601) is overlapped with the limiting bolt (802).
5. The BIM-based mapping lofting apparatus of claim 1, wherein: the anti-skid sleeve (5) is internally provided with a sweat absorbing layer (501), and one side of the sweat absorbing layer (501) is provided with a damping layer (502).
6. The BIM-based mapping lofting apparatus of claim 1, wherein: an adjusting switch (1401) is fixedly installed at the top of the cushion table (14), and anti-skid grains are arranged on the surface of the adjusting switch (1401).
CN201910386133.XA 2019-05-09 2019-05-09 Survey and drawing lofting equipment based on BIM Active CN110260846B (en)

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CN110260846B true CN110260846B (en) 2022-07-12

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CN208419980U (en) * 2018-06-28 2019-01-22 吉林省君达智能装备有限公司 A kind of movable automatic platform
CN208536855U (en) * 2018-07-13 2019-02-22 浙江远望土地勘测规划设计有限公司 A kind of detachable total station support device
CN208635797U (en) * 2018-08-09 2019-03-22 河北华腾项目管理有限公司 A kind of mapping total station of high stability
CN208721082U (en) * 2018-09-21 2019-04-09 李燕光 A kind of novel portable plotting board

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