The autocollimation electronic theodolite
The utility model relates to a kind of electronic theodolite, specifically, relates to a kind of autocollimation electronic theodolite.
In the engineering survey, self-collimation measurement adopts sets up high-precision coordinate system or azimuth reference to the level crossing method of measuring that collimates.Self-collimation measurement is mainly used in the self-collimation measurement of departments such as national defence, industry, metering.Also can be used for control survey, be used for the engineering survey of aspects such as mine, railway, water conservancy, topographical surveying and various engineering are measured.The optical autocollimating technology is owing to have untouchable, high precision and highly sensitive characteristics are widely used in Aero-Space, shipbuilding, the accurate field such as installation of making.Domestic existing conventional self-collimation measurement instrument has only the autocollimation optical theodolite always.The optical system of existing autocollimation electronic theodolite comprises: parts such as reflective mirror, object lens, focusing lens, spectroscope, autocollimation graduation, sighting distance plate, eyepiece, illumination.The autocollimation optical theodolite can't realize measuring functions such as automatic calculating, storage and demonstration.At present, the autocollimation electronic theodolite of domestic production is to reequip at the telescope tube of existing electronic theodolite, adopts the external hanging type transformer-supplied, and is very inconvenient during use; And shortest sighting distance can only reach 1.5m, can't use when small space is measured.Though the TM5011A autocollimation electronic theodolite shortest sighting distance of come card production can reach 0.6m, the tube length of telescope tube is about 230mm, makes that the volume and weight of instrument is bigger, is unfavorable for the measurement of engineering.In addition, incandescent lighting is taked in the illumination of the autocollimation of existing autocollimation electronic theodolite, and its illumination is less, and serviceable life is shorter, often needs to change, and influences the self-collimation measurement distance.In addition, existing autocollimation electronic theodolite adopts plug-in transformer frequency response, and is very inconvenient during measurement.
The utility model content
Technical problem to be solved in the utility model provides a kind of autocollimation electronic theodolite, adopts more stable LED lighting system, can realize the shortest sighting distance of 0.5mm on the basis of conventional electrical transit tube length.
The technical solution of the utility model is as follows:
A kind of autocollimation electronic theodolite comprises: shell, angle-measuring equipment, auto-collimator, micro treatment module, electronic compensation module and power supply; Described micro treatment module, electronic compensation module and power supply are arranged in the described shell; Described angle-measuring equipment, auto-collimator and electronic compensation module are electrically connected with described micro treatment module respectively; Described angle-measuring equipment, auto-collimator, micro treatment module are electrically connected with described power supply respectively.
Further: described micro treatment module comprises central processing unit and input-output unit, and described central processing unit and described input-output unit are electrically connected.
Further: described input-output unit comprises display, keyboard and communication interface, and described display, keyboard and communication interface are electrically connected with described central processing unit respectively.
Further: described auto-collimator comprises catoptron, object lens, focusing lens, erecting prism, spectroscope, graticule, LED lighting source, sighting distance plate and eyepiece group; Described focusing lens is that positive negative lens group is closed.
Further: described LED lighting source is electrically connected by conducting slip ring and described power supply.
Further: the top of described shell is provided with carrying handle, described shell be provided with pedestal bottom.
Further: a side of described auto-collimator is provided with described angle-measuring equipment, and the opposite side of described auto-collimator is provided with described power supply.
Technique effect of the present utility model is as follows:
1, optical system of the present utility model is by the design of brand-new focusing lens part, focusing lens by routine is negative lens, changing positive negative lens group into closes, focused from the infinite distance target by the focusing lens of routine and to the focusing lens of limited distance, to move realization, the mode that changes positive focusing lens reach into realizes focusing to the focusing of 0.5m target range from the infinite distance target, solved 160mm and looked in the distance and can't realize the technical barrier of 0.5m shortest sighting distance under the tube length situation.
2, the utility model has adopted the brand-new design of autocollimation lighting system, by adopting grow serviceable life, the led light source that luminous power is bigger substitutes the short less incandescent lamp of luminous power in original serviceable life, solved the short problem of self-collimation measurement distance, can reach the 50m self-collimation measurement indoor, and realize on the panel of instrument, controlling by button operation the switch of illumination.
3, telescope tube of the present utility model has designed power lead cabling in lens barrel, and mains lighting supply has solved the inconvenient problem of plug-in mains lighting supply when apparatus measures by drawing in the electronic theodolite circuit board.
Description of drawings
Fig. 1 is the system architecture synoptic diagram of autocollimation electronic theodolite of the present utility model;
Fig. 2 is the physical construction synoptic diagram of autocollimation electronic theodolite of the present utility model;
Fig. 3 is the structural representation of the auto-collimator of autocollimation electronic theodolite of the present utility model.
Below in conjunction with embodiment embodiment of the present utility model is described.
As illustrated in fig. 1 and 2, be system architecture synoptic diagram and the physical construction synoptic diagram of autocollimation electronic theodolite of the present utility model respectively.The autocollimation electronic theodolite comprises: shell 109, angle-measuring equipment 102, auto-collimator 103, micro treatment module 202, electronic compensation module 201 and power supply 104.The top of shell 109 is provided with carrying handle 101.Shell 109 be provided with pedestal 108 bottom, pedestal 108 is carrying platforms of autocollimation electronic theodolite.Auto-collimator 103 is arranged on the vertical axis of autocollimation electronic theodolite by horizontal rotating shaft, is positioned at below the carrying handle 101.One side of auto-collimator 103 is provided with angle-measuring equipment 102, and opposite side is provided with power supply 104.In the utility model one preferred embodiment, power supply 104 is rechargeable battery.Micro treatment module 202, electronic compensation module 201 and power supply 104 are arranged in the shell 109.Angle-measuring equipment 102, auto-collimator 103 and electronic compensation module 201 are electrically connected with micro treatment module 202 respectively.Angle-measuring equipment 102, auto-collimator 103, micro treatment module 202 are electrically connected with power supply 104 respectively, and power supply 104 provides the energy of work for this autocollimation electronic theodolite.Micro treatment module 202 comprises central processing unit (Central Processing Unit, CPU) 2021 and input-output unit (input/output, I/O) 2022.Central processing unit 2021 and input-output unit 2022 are electrically connected.Angle-measuring equipment 102 and electronic compensation module 202 are electrically connected with central processing unit 2021 respectively.Input-output unit 2022 comprises: display 106, keyboard 107 and communication interface 105.Display 106, keyboard 107 and communication interface 105 are electrically connected with central processing unit 2021 respectively.Display 106 is arranged on below the auto-collimator 103 with keyboard 107, and display 106 is arranged on the same panel with keyboard 107, thereby makes that the structure of whole autocollimation electronic theodolite is compacter.Communication interface 105 is arranged on the side of keyboard 107.
As shown in Figure 3, be the structural representation of the auto-collimator of autocollimation electronic theodolite of the present utility model.Auto-collimator 103 of the present utility model adopts brand-new design, comprising: catoptron 301, object lens 302, focusing lens 303, erecting prism 304, spectroscope 305, graticule 306, LED lighting source 307, sighting distance plate 308 and eyepiece group 309.In the utility model, focusing lens 303 closes for positive negative lens group.Be implemented under the situation that does not increase tube length by the new focusing mode that adopts focusing lens 303 reaches, make that the telescope shortest sighting distance is 0.5m.LED lighting source 307 is electrically connected by conducting slip ring and power supply 104, and this conducting slip ring is the monoblock type slip ring, has avoided using plug-in mains lighting supply, thereby has made when adopting this autocollimation electronic theodolite to measure convenient.In addition, can also be by current-limiting resistance be set, make LED lighting source 307 in the brightness of saving power consumption and needing balance between the two, have better practicality.
When using this autocollimation electronic theodolite to measure, at first with this autocollimation electronic theodolite leveling centering.Regulating eyepiece group 309 makes 308 graduation of sighting distance plate clear.Regulate the position of the focusing lens 303 of auto-collimator 103, auto-collimator 103 is accommodated to the position, infinite distance.When at night-time observation, can open LED lighting source 307, make it illuminate sighting distance plate 308.Catoptron 301 is placed in the measured target position, is approximately perpendicular to the optical axis of auto-collimator 103.Meticulous adjusting measured target position overlaps the cross curve of graticule 306 and the cross curve of sighting distance plate 308, reads code wheel reading.Reversing face overlaps two cross curve by the transit final motion screw, reads code wheel reading.Four survey time of Continuous Observation.The error of calculating in the survey time direction must not be greater than 2 ".As overproof, meticulous adjusting measured target again; Regulate repeatedly, till meeting the demands.
In the utility model one preferred embodiment, adopt specific coding formula digital angle measuring system and auto-collimator system.During measurement, connect power supply 104, electronic compensation module 201 is responsible for revising automatically the instrument vertical axis droop error to the influence of level and vertical angle measurement.Central processing unit 2021 is accepted the input instruction that input-output unit 2022 transmits, and control angle-measuring equipment 102 is measured horizontal angle, vertical angle and the position angle is set.Angle-measuring equipment 102 carries out data to measurement feedback to central processing unit 2021 again to be handled, and by input-output unit 2022 output results, demonstrates horizontal angle and vertical angle at display 106 at last, finishes the measurement of angle value.
The above only is the embodiment of utility model.Protection domain of the present utility model is not limited thereto, and anyly is familiar with those skilled in the art in the technical scope that the utility model discloses, and the variation that can expect easily or replacement all should be encompassed within the protection domain of the present utility model.