CN109458998A - A kind of civil engineering surveying device - Google Patents

Abstract

The invention discloses a kind of civil engineering surveying devices, including pedestal and it is set on the base the accommodating groove on surface, measurement in a closed series frame is provided in the accommodating groove, there is main telescopic device at the both ends of the measurement in a closed series frame by dull regulating device, the other end of two main telescopic devices is hinged on the corner of the adjacent two sides of accommodating groove, the interior survey of the main telescopic device is provided with secondary telescopic device, one end of two secondary telescopic devices is connected on measurement in a closed series frame, and the other end of two secondary telescopic devices is connected to the centre of storage groove sidewall, hammer pendulum measuring device is provided on one of them main telescopic device, provide measuring device abundant, repetition is calibrated during avoiding civil engineering surveying, and realize the horizontal alignment of automatic measurement basic point, reduce the error in measurement process, improve the accuracy of measurement data , and structure is simply portable.

Description

A kind of civil engineering surveying device

Technical field

The present invention relates to field of civil engineering, specially a kind of civil engineering surveying device.

Background technique

Civil engineering is to build the general designation of the science and technology of all kinds of land engineering facilities, it had both referred to applied material, has set The technical activities such as standby and the exploration, design, construction, maintenance, the maintenance that are carried out, also refer to the object of engineering construction, that is, are built in ground It is upper or underground, land, be directly or indirectly human lives, production, military affairs, Scientific Research Service various job facilities, such as house, Road, railway, pipeline, tunnel, bridge, canal, dykes and dams, harbour, power station, airport, ocean platform, water supply and drainage and protection Engineering etc..Civil engineering refers in addition to building construction, for create, reconstruct or extend the buildings of all kinds of engineerings, structures and The items technical work such as the prospecting, planning, design, construction, installation and the maintenances that are carried out such as related auxiliary facility and its completion Engineering entity, civil engineering surveying mainly include the measurement of the level, angle measurement, range measurement and linear directional, field survey mistake Assembling is often shifted from one place to another and dismantled to the measuring instrument needs that Cheng Zhongqi is used, and utilizes height between level measurement construction ground millet cake Spending difference is essential link, and generally also level is mounted on tripod and completes measurement work.

In the prior art, there are some problems in civil engineering surveying:

(1) it between survey crew uses the measuring device for being equipped with level to measure construction ground millet cake when difference in height, usually needs Therefore the numerical value for holding minute book record measurement, in measurement process, needs always to calculate height difference between the millet cake of construction ground One hand holds notepad, and the both hands of construction personnel, which are unable to get, frees, and record measurement data is inconvenient, so that measurement process is numerous Trivial, civil engineering surveying is generally supported using A-frame with measuring instrument, and volume is big, inconvenient to carry, and install and Dismounting speed is slow, influences the accuracy and measurement efficiency of measurement data.

(2) level, theodolite or level meter one of which measuring tool can only be carried out on triangle angle carries out tripod Installation observe measurement, and in the measurement of civil engineering, may need to concentrate three or more measuring tool simultaneously, same Measurement on one datum mark, it is every to replace a kind of measuring tool, then need to carry out the positioning of horizontal alignment and datum mark again, Largely affect the measurement efficiency in civil engineering；

(3) bottom of existing level and theodolite is both provided with foot screw, since foot screw can only carry out short distance Fine tuning, limit its adjustable range, to have certain requirement to the flatness on ground, and when installing tripod, need The artificial horizontal range estimation adjustment for carrying out tripod needs the regulating step of two steps, when foot spiral shell finally in the fine tuning for carrying out foot screw When tuning section over range, why need to readjust the support point height of tripod, the further horizontal measurement increased when measuring The time of environment.

Summary of the invention

In order to overcome the shortcomings of that prior art, the present invention provide a kind of civil engineering surveying device, can effectively solve The problem of certainly background technique proposes.

The technical solution adopted by the present invention to solve the technical problems is:

A kind of civil engineering surveying device including pedestal and is set on the base the accommodating groove on surface, the accommodating groove It is inside provided with measurement in a closed series frame, there are main telescopic device, two masters in the both ends of the measurement in a closed series frame by dull regulating device The other end of telescopic device is hinged on the corner of the adjacent two sides of accommodating groove, and the interior survey of the main telescopic device is provided with secondary flexible One end of device, two secondary telescopic devices is connected on measurement in a closed series frame, and the other end of two secondary telescopic devices It is connected to the centre of storage groove sidewall, hammer pendulum measuring device is provided on one of them main telescopic device；

Measuring device is installed, the measuring device includes ring frame, the top of the ring frame on the measurement in a closed series frame Portion is provided with theodolite, and the bottom of the ring frame is provided with level, and the ring frame is internally provided with coordinatograph.

Further, the coordinatograph includes the fan-shaped seal casinghousing that ring lower portion is arranged in, the sector capsul The part that body is located at the side wall of ring frame is provided with graduated arc lens, and the end of the sector seal casinghousing is connected in Z-shaped Latent lens barrel, and the latent lens barrel and fan-shaped seal casinghousing junction are provided with wide-angle lens, the wide-angle lens and graduated arc Horizon equipment is provided in fan-shaped seal casinghousing bottom wall between lens, the inner top of the latent lens barrel and bottom are provided with trigone Mirror, and be located at one end of the prism of bottom in latent lens barrel is provided with adjusting knob, the latent lens barrel is connected to the mesh of level On mirror.

Further, the measurement in a closed series frame includes annular adjustment seat, is equipped with indexable tune inside the annular adjustment seat Wheel, and the ring frame, by screw occlusion indexing tune wheel, the indexing adjusts the outer ring of wheel to be equidistantly engaged with several star tune Wheel, and the star tune wheel is vertically installed in the inner wall of annular adjustment seat by damping bearing, the front side of the annular adjustment seat Face diameter is provided with fine tuning button on the surface tangent position of the annular adjustment seat relative to lock-bit spiral shell button to lock-bit spiral shell button is provided with.

Further, two dull regulating devices are mounted on the annular adjustment seat bottom of lock-bit spiral shell button two sides, and described Dull regulating device includes embedded casing, and spiral, which is equipped with, in the embedded casing determines screw rod, described to determine screw rod and annular adjustment seat Dish sleeve gasket is set on the shaft of junction, being horizontally disposed between two embedded casings has horizontal swivel nut, in the horizontal swivel nut Portion is axially movably installed with reverse-flighted screw, and the reverse-flighted screw is respectively screw to be engaged in and determine on screw rod, and the reverse-flighted screw prolongs The one end for stretching out horizontal swivel nut is provided with adjusting ratchet.

Further, the edge of the bottom of the pedestal four is provided with universal wheel, the pedestal of the inside of the universal wheel It is equipped with by screw-casing and determines heel brace, described to determine to be connected with retarder at the top of heel brace, the input shaft of the retarder is connected with Driving motor, the chassis interior are provided with automatic leveling device, and the automatic leveling device includes peaceful seat, the peaceful seat Surface bowl slot, the bowl slot are internally provided with spherical plate, the correction pore through peaceful seat are provided among the bowl trench bottom, Cycloid is provided among the bottom of the spherical plate, one end of the cycloid passes through correction pore and is connected with swing ball, the correction It is provided with annular pressure sensor in the bottom interior wall of pore, induction magnetosphere is provided on the pedestal relative to the positive bottom of swing ball.

Further, equidistant annular is provided with a certain number of contact polar circles among the surface of the spherical plate, described Contacting polar circle is in " Contraband " shape, and electrode collar is provided on the bowl slot inner wall relative to contact polar circle, and the chassis interior setting is useful In the integrated circuit mainboard of coordination electrode circle, the driving motor is electrically connected on integrated circuit mainboard.

Further, the main telescopic device positioned at outside includes cross section in the support loop bar and cross section of crescent in circle The embedded bar of shape, the hammer pendulum measuring device are mounted on embedded bar, and the hammer pendulum measuring device includes passing through three-dimensional free arm The actinobacillus wheel being mounted on embedded bar, and the three-dimensional free arm is mounted on embedded bar by turning set, the actinobacillus wheel bottom Peephole is fixedly installed on the support loop bar of side.

Further, one end of the pedestal is hinged with arc cover lid by articulated shaft, and the both ends of the articulated shaft are all provided with It is equipped with spring catch, arc cover lid is internally provided with cavernous body, and a side of the arc cover lid is provided with U-shaped side, in the U-shaped side Portion both ends, which are provided with, pulls button, and the button of pulling is connected on spring catch by rigid line, and the rigid line passes through cavernous body and arc cover lid Contact surface.

Further, angle is in 60 ° of lockhole there are two being arranged on the junction inner wall of the arc cover lid and articulated shaft, and The lockhole and spring catch are thought mating.

Further, certain section of centre on the support loop bar presss from both sides auxiliary connection telescopic device by seat cushion.

Compared with prior art, the beneficial effects of the present invention are:

(1) present invention, which realizes, combines multiple measuring devices, meets and carries out a variety of data simultaneously in civil engineering Measurement, at the same it is easy to carry, it occupies little space；

(2) adjusting Level tune point of the present invention by four dull regulating devices as measurement in a closed series frame, while by double Control two dull regulating devices simultaneously to screw rod, the dull regulating devices of two connected on secondary telescopic device relative to observation at, into Row is manually adjusted, to realize that 3 points of adjustings control 4 points of stabilizations, quickly improves the efficiency for adjusting calibration.

(3) separation is surveyed in the school in the present invention by the ground level calibration and measuring device that belong to tripod originally, so that two The error that the environmental factor of person generates will not be superimposed, while realize the auto-calibration of pedestal, to improve the standard of measurement data True property, and the automatization level of pedestal 1 is calibrated, and also avoids carrying out multiple horizontal alignment when position transfer.

Detailed description of the invention

Fig. 1 is overall structure diagram of the invention；

Fig. 2 is automatic leveling device structural schematic diagram of the invention；

Fig. 3 is coordinatograph structural schematic diagram of the invention；

Fig. 4 is annular adjustment seat structural schematic diagram of the invention；

Fig. 5 is reverse-flighted screw structural schematic diagram of the invention；

Fig. 6 is main telescopic device structural schematic diagram of the invention；

Fig. 7 is main telescopic device structural schematic diagram of the invention；

Fig. 8 is arc lens surface coordinate line structural schematic diagram of the invention.

Figure label:

1- pedestal；2- accommodating groove；3- measurement in a closed series frame；4- dullness regulating device；The main telescopic device of 5-；6- pair telescopic device； 7- hammer pendulum measuring device；8- measuring device；9- coordinatograph；10- universal wheel；11- determines heel brace；12- retarder；13- driving motor； 14- automatic leveling device；15- articulated shaft；16- arc cover lid；17-U shape side；18- cavernous body；19- plate button；The rigid line of 20-；

301- annular adjustment seat；302- indexing regulating wheel；303- star tune wheel；304- damping bearing；305- lock-bit tune is turned round； 306- finely tunes button；

401- embeds casing；402- determines screw rod；403- dish sleeve gasket；The horizontal swivel nut of 404-；405- reverse-flighted screw；406- adjusts spine Wheel；

501- supports loop bar；502- embeds bar；

701- three-dimensional free arm；702- actinobacillus wheel；703- peephole；

801- ring frame；802- theodolite；803- level；

901- sector seal casinghousing；902- arc lens；903- dives lens barrel；904- wide-angle lens；905- horizon equipment；

The peaceful seat of 1401-；1402- bowls of slots；1403- spherical plate；1404- cycloid；1405- corrects pore；1406- swing ball； 1407- annular pressure sensor；1408- incudes magnetosphere；1409- contacts polar circle；1410- electrode collar.

Specific embodiment

Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.

As shown in Figures 1 to 8, the present invention provides a kind of civil engineering surveying devices, including pedestal 1 and setting are the bottom of at The accommodating groove 2 of 1 upper surface of seat, measurement in a closed series frame 3 is provided in accommodating groove 2, and the both ends of measurement in a closed series frame 3 pass through dull regulating device 4 have main telescopic device 5, and the other end of two main telescopic devices 5 is hinged on the corner of the adjacent two sides of accommodating groove 2, main flexible dress The interior survey for setting 5 is provided with secondary telescopic device 6, and one end of two secondary telescopic devices 6 is connected on measurement in a closed series frame 3, and two pairs The other end of telescopic device 6 is connected to the centre of 2 side wall of accommodating groove, and hammer pendulum measurement is provided on one of them main telescopic device 5 Device 7；

Measuring device 8 is installed, measuring device 8 includes ring frame 801, and the top of ring frame 801 is set on measurement in a closed series frame 3 It is equipped with theodolite 802, the bottom of ring frame 801 is provided with level 803, and ring frame is internally provided with coordinatograph 9

The installation of measurement bay 3 is combined in the present invention, and by main telescopic device 5 and secondary telescopic device 6 with the work of pedestal 1 For the mounting structure of measurement in a closed series frame 3, and the storage and quickly installation of measuring device 8 are realized using pedestal 1, to realize It a variety of measuring tools portable and efficiently installs；

The combination stretching structure of main telescopic device 5 and secondary telescopic device 6, so that measurement in a closed series frame 3 is able to maintain vertical side Upward movement is combined the change in location and adjustment of measurement bay 3, and certain section of centre on loop bar 501 is supported to pass through seat Pad folder auxiliary connection telescopic device 6, what the seat cushion pressed from both sides is essentially the seat cushion clamping structure of existing bicycle saddle cushion bottom, is convenient for Position after main telescopic device 5 and secondary telescopic device 6 are flexible is fixed；

And since secondary telescopic device 6 can be the umbrella handle stretching structure of similar umbrella, while secondary telescopic device 6 and master are flexible Device 5 is cross-shaped, and in seat cushion folder junction as supporting point, and measurement in a closed series frame 3 is made to be in a horizontal state placement.

Measuring device 8 in the present invention includes theodolite 802, level 803 and coordinatograph 9, and level 803 is set It sets in the bottom of theodolite 802, coordinatograph 9 is arranged between theodolite 802 and level 803, realizes three kinds of measuring instruments It combines, the acquisition of a variety of measurement data in civil engineering surveying, and level 803 is arranged in the bottom of theodolite 802, Have no effect on the measurement of level 803.

Coordinatograph 9 in the present invention includes the fan-shaped seal casinghousing 901 being arranged in inside ring frame 801, fan-shaped capsul The part that body 901 is located at the side wall of ring frame 801 is provided with graduated arc lens 902, and the end of fan-shaped seal casinghousing 901 is connected with In the latent lens barrel 903 of Z-shaped, and latent lens barrel 903 and 901 junction of fan-shaped seal casinghousing are provided with wide-angle lens 904, and wide-angle is saturating It is provided with horizon equipment 905 in 901 bottom wall of fan-shaped seal casinghousing between mirror 904 and graduated arc lens 902, the interior of lens barrel 903 of diving Top and bottom are provided with prism, and be located at one end of the prism of bottom in latent lens barrel 903 is provided with adjusting knob, dives Lens barrel 903 is connected on the eyepiece of level 803.

In the measurement process of level 803, need to use the measured object in 803 eyepiece of one side sight level gauge, simultaneously The observation for the levelness that horizon equipment is carried out by the observation window on level 803 is needed to guarantee the accuracy of measurement data, and The error of observation of right and left eyes can not compensate in measurement process, the data only with measurement error of acquisition, in the present invention In, the eyepiece of the latent lens barrel 903 of coordinatograph 9 and level 803 is linked together.Wherein the light of latent lens barrel 903 transmits benefit It is the working principle of periscope, is carrying out when observing and measuring of level 803, it can be simultaneously in the eyepiece of level 803 There is the imaging in the horizontal display and level 803 of horizon equipment 905 in object lens, the two is integrated on a mirror surface, from And realize it is simple eye observe and measure, avoid eyes measurement generate image error；

Observed objects are imaged by curved lenses 902 simultaneously, and and pass through the upper scale of curved lenses 902 to object Imaging carries out proportional marking, longitudinal graticule and horizontally graticule is provided in curved lenses 902, to form the seat of observation Indexing, staff can judge observed objects and referring to the distance between object, lead to intuitively by the imaging in eyepiece The image objects for crossing curved lenses 902 enter wide-angle lens 904, are further reflected by the prism in lens barrel 903 of diving, To being imaged in the eyepiece of level, it is in shelving that curved lenses 902 are whole, and the surface radian of curved lenses 902 and ring frame The radian of frame 801 is identical；

Horizon equipment 905 in the present invention uses air level, and 902 surface of air level opposing arcuate lens is mill Sand face.

Measurement in a closed series frame 3 in the present invention includes annular adjustment seat 301, is equipped with indexable tune inside annular adjustment seat 301 Wheel 302, and ring frame 801, by screw occlusion indexing tune wheel 302, indexing adjusts the outer ring of wheel 302 to be equidistantly engaged with several Star tune wheel 303, and star tune wheel 303 is vertically installed in the inner wall of annular adjustment seat 301 by damping bearing 304, annular is adjusted The leading flank of seat 301 has been arranged radially lock-bit spiral shell button 305, the surface tangent of the annular adjustment seat 301 relative to lock-bit spiral shell button 305 Fine tuning button 306 is provided on position.

When measuring the installation of device 8, the ring frame 801 of measuring device 8 and indexing are adjusted and take turns 302 screw occlusions, And the turnning circle of the internal screw thread limitation ring frame 801 of wheel 302 and the final substance of rotation are adjusted in indexing, in ring frame 801 After the installation is completed, after the Level tune of pedestal 1, the horizontal coarse adjustment that dull regulating device 4 measures device 8 is carried out, and Rotation fine tuning button 306 is finely adjusted the subtle circular motion of button 306, and observes adjustment by the eyepiece in level 803, It obtains last position to adjust, wherein indexing adjusts the surface of wheel 302 to be provided with big tooth pitch and thousand points of tooth pitches, culminant star tune wheel 303 It is engaged on big tooth pitch, fine tuning button 306 is engaged on thousand points of tooth pitches, realizes the position transfer of fine tuning, with this convenient for finding most Good observation position；

After indexing adjusts wheel 302 to find optimum position accurately, lock-bit spiral shell button 305 is rotated, wheel is adjusted by lock-bit spiral shell button 305 and indexing The engagement on 302 surfaces, wheel 302 is adjusted in further fixed indexing, and the lock-bit spiral shell button 305 is engaged on thousand points of tooth pitches, is reduced The variation of backlash in engagement process, avoids the variation for having determined that adjusting position.

Two dull regulating devices 4 in the present invention are mounted on 3 bottom of measurement in a closed series frame of 305 two sides of lock-bit spiral shell button, and single Regulating device 4 includes embedded casing 401, and spiral, which is equipped with, in embedded casing 401 determines screw rod 402, determines screw rod 402 and annular is adjusted Dish sleeve gasket 403 is set on the shaft of 1 junction of seat, being horizontally disposed between two embedded casings 401 has horizontal swivel nut 404, horizontal spiral shell 404 inside of set is axial to be movably installed with reverse-flighted screw 405, and reverse-flighted screw 405 is respectively screw to be engaged in and determine on screw rod 402, double The one end for extending horizontal swivel nut 404 to screw rod 405, which is provided with, adjusts ratchet 406.

When carrying out position correction of the dull regulating device 4 to measurement in a closed series frame 3, rotating ratchet 406 drives reverse-flighted screw 405, the one-directional rotation of reverse-flighted screw 405 can to determine the upward and upper and lower spiral shell respectively of screw rod 402 in two dull regulating devices 4 Rotation is dynamic, and then the synchronous adjustment of 3 junction two sides of main telescopic device 5 and measurement in a closed series frame, realizes double adjustings of single pole.

It further illustrates, the secondary telescopic device 6 in the present invention is also to carry out secondary telescopic device by dull regulating device 4 6 and measurement in a closed series frame 3 connection, unlike, which leads to without horizontal swivel nut 404 and reverse-flighted screw 405 It crosses to be sleeved on and determines the adjusting that the pair of nut on screw rod 402 carries out position respectively.

Adjusting Level tune point in the present invention by four dull regulating devices 4 as measurement in a closed series frame 3, while by double Control two dull regulating devices 4 simultaneously to screw rod 405, the two dull regulating devices 4 connected on secondary telescopic device 6 are relative to observation Place, is manually adjusted, to realize that 3 points of adjustings control 4 points of stabilizations, quickly improves the efficiency for adjusting calibration.

The edge of bottom four of pedestal 1 of the invention is provided with universal wheel 10, and the pedestal of the inside of universal wheel 10 passes through Screw-casing, which is equipped with, determines heel brace 11, and the top for determining heel brace 11 is connected with retarder 12, and the input shaft of retarder 12 is connected with driving Motor 13, pedestal 1 are internally provided with automatic leveling device 14, and automatic leveling device 14 includes peaceful seat 1401, peaceful seat 1401 Surface bowl slot 1402, bowl slot 1402 are internally provided with spherical plate 1403, and bowl slot is provided among 1402 bottom through peaceful seat 1401 correction pore 1405, cycloid 1404 is provided among the bottom of spherical plate 1403, and one end of cycloid 1404 passes through correction Pore 1405 is connected with swing ball 1406, corrects and is provided with annular pressure sensor 1407 in the bottom interior wall of pore 1405, relatively Magnetosphere 1408 is incuded in being provided on the pedestal 1 of the positive bottom of swing ball 1406.

Equidistant annular is provided with a certain number of contact polar circles 1409 among the surface of spherical plate 1403, contacts polar circle 1409 be in " Contraband " shape, is provided with electrode collar 1410 on 1402 inner wall of bowl slot relative to contact polar circle 1409, is arranged inside pedestal 1 There is the integrated circuit mainboard for coordination electrode circle 1410, driving motor 13 is electrically connected on integrated circuit mainboard.

The present invention carries out in the beginning for carrying out civil engineering surveying the automatization level calibration of pedestal 1, automates school Quasi- principle is:

When pedestal 1 is in inclined state, spherical plate 1403 remains vertical state due to gravity, makes The electrode collars 1410 obtained in a few circles 1409 of the contact in spherical plate 1403 and bowl slot 1402 not can guarantee complete contact, put simultaneously Line 1404 deviates under the gravity of swing ball 1406 to the side of correction pore 1405, so that the force of cycloid 1404 is pressed in annular On propagated sensation sensor 1407, and integrated circuit board real-time reception and monitoring state data, and calculate contact polar circle 1409 and electrode collar 1410 contact point after each contact polar circle 1409 and electrode collar 1410 contact, can all generate the access path signal and be integrated The receiving module of circuit board receives, and calculates the point of contact, judges the deviation of spherical plate 1403, then is controlled by electric signal a certain Driving motor 13 drives the work of retarder 12 by driving motor 13, and retarder 12, which transfers a torque to, determines heel brace 11, passes through Determine the Level tune that heel brace 11 carries out pedestal 1.

The contact surface smooth enough of bowl slot 1402 and spherical plate 1403 in the present invention, and the length of cycloid 1404 is correction 1.5 times of the pipe range of pore 1405, and the diameter for correcting pore 1405 is much smaller than the diameter of swing ball 1406, while swing ball 1406 Weight be slightly less than the weight of spherical plate 1403 and can be corrected on pore 1405 in this way when pedestal 1 generates slight inclination Annular pressure sensor 1407 detect.

In the present invention, separation is surveyed into the school of the ground level calibration and measuring device that belong to tripod originally, so that the two The error that generates of environmental factor will not be superimposed, to improve the accuracy of measurement data, and the automatization level school of pedestal 1 Standard also avoids carrying out multiple horizontal alignment when position transfer.

Main telescopic device 5 positioned at outside of the invention includes support loop bar 501 and cross section of the cross section in crescent Rounded embedded bar 502, hammer pendulum measuring device 7 be mounted on embedded bar 502, hammer pendulum measuring device 7 include by three-dimensional from Actinobacillus wheel 702 on embedded bar 502 is mounted on by arm 701, and three-dimensional free arm 701 is mounted on embedded bar 502 by turning set On, peephole 703 is fixedly installed on the support loop bar 501 of 702 bottom side of actinobacillus wheel.

The present invention is hinged with arc cover lid 16 by articulated shaft 15 by one end of pedestal 1 and measures the covering of device 8, simultaneously Arc cover lid 16 can be used as the movement that handle pushes pedestal 1 when opening, and the both ends of articulated shaft 15 are provided with spring catch 17, Arc cover lid 16 is internally provided with cavernous body 18, and a side of arc cover lid 16 is provided with U-shaped side 17, and 17 inside both ends of U-shaped side are set It is equipped with and pulls button 19, and pull button 19 and be connected on spring catch 17 by rigid line 20, rigid line 20 passes through cavernous body 18 and arc cover lid 16 Contact surface；

Being arranged on the junction inner wall of arc cover lid 16 and articulated shaft 15 there are two angle is in 60 ° of lockhole, and the lockhole Match with spring catch 17.

The present invention pulls plate button 19 when opening arc cover lid 16, and rigid line 20 will be tensed by pulling button 19, and rigid line 20 pulls on spring Pin 17 makes spring catch 17 deviate from lockhole, to unlock, and when arc cover lid 16 fully opens, button 19 is pulled in release, so that bullet Spring pin 17 enters in second lockhole.

The thing of further explanation, the three-dimensional free arm that dries is substantially three sections by flexural pivot connection or hingedly in the present invention Connecting rod；Around being equipped with plummet in anti-line wheel in the present invention.

It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.

Claims (10)

1. a kind of civil engineering surveying device, the accommodating groove (2) including pedestal (1) and setting in pedestal (1) upper surface, spy Sign is: being provided with measurement in a closed series frame (3) in the accommodating groove (2), the both ends of the measurement in a closed series frame (3) pass through dull section dress Setting (4) has main telescopic device (5), and the other end of two main telescopic devices (5) is hinged on turning for accommodating groove (2) adjacent two sides At angle, the interior survey of the main telescopic device (5) is provided with secondary telescopic device (6), and one end of two secondary telescopic devices (6) connects It connects on measurement in a closed series frame (3), and the other end of two secondary telescopic devices (6) is connected to the centre of accommodating groove (2) side wall, Hammer pendulum measuring device (7) is provided on one of them main telescopic device (5)；

It is equipped with measuring device (8) on the measurement in a closed series frame (3), the measuring device (8) includes ring frame (801), described It is provided at the top of ring frame (801) theodolite (802), the bottom of the ring frame (801) is provided with level (803), institute That states ring frame is internally provided with coordinatograph (9).

2. a kind of civil engineering surveying device according to claim 1, it is characterised in that: the coordinatograph (9) includes setting The fan-shaped seal casinghousing (901) internal in ring frame (801) is set, the sector seal casinghousing (901) is located at ring frame (801) The part of side wall is provided with graduated arc lens (902), and the end of the sector seal casinghousing (901) is connected in the latent of Z-shaped Lens barrel (903), and the latent lens barrel (903) and fan-shaped seal casinghousing (901) junction are provided with wide-angle lens (904), it is described Horizon equipment (905) are provided in fan-shaped seal casinghousing (901) bottom wall between wide-angle lens (904) and graduated arc lens (902), The inner top of the latent lens barrel (903) and bottom are provided with prism, and be located at the prism of latent lens barrel (903) interior bottom One end is provided with adjusting knob, and the latent lens barrel (903) is connected on the eyepiece of level (803).

3. a kind of civil engineering surveying device according to claim 1, it is characterised in that: measurement in a closed series frame (3) packet It includes annular adjustment seat (301), indexing is installed inside the annular adjustment seat (301) and adjusts wheel (302), and the ring frame (801) by screw occlusion indexing tune wheel (302), the indexing adjusts the outer ring of wheel (302) to be equidistantly engaged with several star tune It takes turns (303), and the star tune wheel (303) is vertically installed in the inner wall of annular adjustment seat (301) by damping bearing (304), The leading flank of the annular adjustment seat (301) has been arranged radially lock-bit spiral shell button (305), the annular relative to lock-bit spiral shell button (305) Fine tuning button (306) is provided on the surface tangent position of adjustment seat (301).

4. a kind of civil engineering surveying device according to claim 1, it is characterised in that: two dull regulating devices (4) it is mounted on annular adjustment seat (1) bottom of lock-bit spiral shell button (305) two sides, and the dull regulating device (4) includes embedded casing (401), spiral is equipped with and determines screw rod (402) in the embedded casing (401), described to determine screw rod (402) and annular adjustment seat (1) It is set on the shaft of junction dish sleeve gasket (403), being horizontally disposed between two embedded casings (401) has horizontal swivel nut (404), the horizontal swivel nut (404) is internal is axially movably installed with reverse-flighted screw (405), and the reverse-flighted screw (405) is respectively For screw occlusion on determining screw rod (402), one end that the reverse-flighted screw (405) extends horizontal swivel nut (404), which is provided with, adjusts spine It takes turns (406).

5. a kind of civil engineering surveying device according to claim 1, it is characterised in that: the bottom four of the pedestal (1) A edge is provided with universal wheel (10), and the pedestal of the inside of the universal wheel (10) is equipped with by screw-casing determines heel brace (11), described to determine to be connected at the top of heel brace (11) retarder (12), the input shaft of the retarder (12) is connected with driving electricity Machine (13), the pedestal (1) are internally provided with automatic leveling device (14), and the automatic leveling device (14) includes peaceful seat (1401), peaceful seat (1401) the surface bowl slot (1402), the bowl slot (1402) are internally provided with spherical plate (1403), institute The correction pore (1405) being provided among a bowl slot (1402) bottom through peaceful seat (1401) is stated, the spherical plate (1403) It is provided among bottom cycloid (1404), one end of the cycloid (1404) passes through correction pore (1405) and is connected with swing ball (1406), annular pressure sensor (1407) are provided in the bottom interior wall of correction pore (1405), relative to swing ball (1406) induction magnetosphere (1408) is provided on the pedestal (1) of positive bottom.

6. a kind of civil engineering surveying device according to claim 5, it is characterised in that: the table of the spherical plate (1403) Equidistant annular is provided with a certain number of contact polar circles (1409) among face, and the contact polar circle (1409) is in " Contraband " shape, phase It is provided with electrode collar (1410) on bowl slot (1402) inner wall for contacting polar circle (1409), the pedestal (1) is internally provided with For the integrated circuit mainboard of coordination electrode circle (1410), the driving motor (13) is electrically connected on integrated circuit mainboard.

7. a kind of civil engineering surveying device according to claim 1, it is characterised in that: the main telescopic device positioned at outside It (5) include cross section in the support loop bar (501) of crescent and the embedded bar (502) of circular in cross-section, the hammer pendulum measurement Device (7) is mounted on embedded bar (502), and hammer pendulum measuring device (7) includes in being mounted on by three-dimensional free arm (701) Actinobacillus wheel (702) on embedding bar (502), and the three-dimensional free arm (701) is mounted on embedded bar (502) by turning set, Peephole (703) are fixedly installed on the support loop bar (501) of actinobacillus wheel (702) bottom side.

8. a kind of civil engineering surveying device according to claim 1, it is characterised in that: one end of the pedestal (1) is logical It crosses articulated shaft (15) to be hinged with arc cover lid (16), and the both ends of the articulated shaft (15) are provided with spring catch (17), arc cover lid (16) be internally provided with cavernous body (18), a side of the arc cover lid (16) is provided with U-shaped side (17), the U-shaped side (17) internal both ends, which are provided with, pulls button (19), and described pull button (19) are connected on spring catch (17) by rigid line (20), described Rigid line (20) passes through the contact surface of cavernous body (18) and arc cover lid (16).

9. a kind of civil engineering surveying device according to claim 8, it is characterised in that: the arc cover lid (16) and hinged Being arranged on the junction inner wall of axis (15) there are two angle is in 60 ° of lockhole, and the lockhole and spring catch (17) think it is mating.

10. a kind of civil engineering surveying device according to claim 7, it is characterised in that: on the support loop bar (501) Certain section of centre pass through seat cushion folder auxiliary connection telescopic device (6).