CN213274206U

CN213274206U - Portable military theodolite

Info

Publication number: CN213274206U
Application number: CN202022643087.8U
Authority: CN
Inventors: 王礼军; 朱洪杰; 辛文军; 张永庆; 王登宝; 刘保亚; 余晓帆; 朱虹旭; 张嵩琪; 任玲义; 刘运斗; 李静; 杨建设
Original assignee: Army Engineering University of PLA
Current assignee: Army Engineering University of PLA
Priority date: 2020-11-16
Filing date: 2020-11-16
Publication date: 2021-05-25
Anticipated expiration: 2030-11-16

Abstract

The utility model discloses a portable for military use theodolite. The portable military theodolite comprises measuring equipment, a display, a picture-changing hand wheel, a box cover, a box body, a lifting handle, two handles, a base, a through groove column, a horizontal adjusting mechanism and a supporting mechanism. The middle part of the base is provided with a hollow circular slotted hole, and the bottom end of the through slot column penetrates through the circular slotted hole. The horizontal adjusting mechanism comprises a disc, a horizontal adjusting button and a plurality of extruding mechanisms, and the extruding mechanisms are arranged on the opposite outer sides of the bottom of the disc at equal intervals. The bottom of the disc is provided with a round hole, and one end of the through groove column is hinged in the round hole. The supporting mechanism comprises a tray, a plurality of torsion rotors and a plurality of supporting frames. The support frame includes the hollow metal cylinder of multistage and a plurality of articulated seat, and the one end of torsion rotor is rotated and is installed in the relative outside of the bottom of tray, and the other end fixed connection support frame of torsion rotor. The utility model discloses realize the portability of theodolite, can hand-carry.

Description

Portable military theodolite

Technical Field

The utility model relates to a longitude and latitude detection area especially relates to a portable for military use theodolite with for military use field.

Background

The original invention of theodolite has a close relation with navigation. In fifteen to sixteen centuries, developed countries such as the united kingdom and france need to draw various maps and chart for reasons of navigation and war. The earliest methods for drawing maps used triangulation, which is to determine the position of a third remote point from the observation results of two known points, but because of the absence of suitable instruments, the angle measurement method is limited, the accuracy is not high, and the accuracy of the maps drawn is not high. The theodolite improves the observation precision of the angle, simplifies the measuring and calculating processes and provides more accurate data for drawing a map. Theodolites have since been widely used for surveying various engineering constructions. The theodolite is an instrument designed according to the angle measurement principle and used for measuring horizontal angles and vertical angles.

The conventional theodolite generally measures at a fixed point, cannot perform fine adjustment on the position after the leveling is performed, and once the fine adjustment on the position is performed, the leveling needs to be performed again, so that the point finding process of the theodolite is complex. Meanwhile, the theodolite is arranged on a tripod, the center of the instrument is aligned to a ground survey station point by a plumb ball or an optical point aligner, the traditional theodolite needs to be matched with a support for use, the occupied space is large, the instrument is inconvenient to carry, and the requirement of taking the instrument at any time cannot be met. Accordingly, there is a need for a reasonable improvement to the prior art in view of the above.

SUMMERY OF THE UTILITY MODEL

To the above problem, the utility model discloses need to cooperate support use problem to traditional theodolite provides a portable for military use theodolite to solve current theodolite and carry defects such as inconvenient.

The utility model discloses a following technical scheme realizes:

a portable military theodolite comprises measuring equipment, a display, a picture-changing hand wheel, a box cover, a box body, a lifting handle and two handles; the measuring equipment is used for measuring the horizontal angle and the vertical angle of a measured target and comprises a telescope and an image changing hand wheel used for switching horizontal reading and vertical reading; two ends of the lifting handle are respectively arranged at two opposite sides of the box cover; its characterized in that, portable military theodolite still includes:

a housing in which the battery, the micrometer, the reader, the level, the telescope, the compensator and the optical plummet are mounted; the display and the image changing hand wheel are arranged on the side wall of the shell; observation mirrors for observation are arranged on two sides of the shell, which are opposite to the telescope;

the middle part of the base is provided with a hollow circular groove hole, the side walls at two opposite sides of the base are provided with two fixed blocks, and the handle is fixedly connected with the box cover, the box body and the base through the fixed blocks;

the upper part of the through groove column is a hollow semi-circle body, and the lower part of the through groove column is a hollow cylinder; the diameter of the circular groove hole is the same as the outer diameter of the cylinder at the lower part of the through groove column, and the bottom end of the through groove column is arranged on the base and penetrates through the circular groove hole;

the horizontal adjusting mechanism comprises a disc, a horizontal adjusting button and a plurality of extruding mechanisms; the extrusion mechanisms comprise extrusion springs and extrusion parts, the extrusion mechanisms are arranged on the opposite outer sides of the bottom of the disc at equal intervals, the extrusion parts are elastic stretching parts, and the extrusion springs are arranged in the extrusion parts; the horizontal adjusting button is used for horizontally adjusting the portable military theodolite; a round hole is formed in the bottom of the disc, and the diameter of the semicircular body on the upper part of the through groove column is the same as that of the round hole; one end of the through groove column, which is opposite to the upper part of the semi-circular body, is hinged in the circular hole; and

the supporting mechanism comprises a tray, a plurality of torsion rotors and a plurality of supporting frames, wherein the number of the torsion rotors corresponds to that of the supporting frames; the support frame comprises a plurality of sections of hollow metal cylinders and a plurality of hinged seats, and the length of each section of the metal cylinder is not greater than the height of the box body; the metal cylinders of each support frame are sequentially sleeved, two adjacent metal cylinders are connected through corresponding hinge seats, and the hinge seats are used for fixing two adjacent metal cylinders or movably connecting two adjacent metal cylinders; the outer diameter of the tray is the same as the inner diameter of the through groove column, and the tray is slidably mounted in the through groove column; the side wall of the tray is provided with a plurality of stop blocks, and the tray fixes the base through the stop blocks; a plurality of torsion rotors set up at equal intervals, and the one end of every torsion rotor all rotates and installs in the relative outside of the bottom of tray, and the other end fixed connection support frame of torsion rotor, the other end of support frame are equipped with the base.

Furthermore, the outer wall of the through groove column is provided with external threads, and the inner wall of the circular groove hole is provided with a thread groove; the external thread is matched with the thread groove.

Furthermore, a rotating shaft is arranged between the shell and the disc; the shell further rotates on the disc through the rotating shaft, the rotating shaft is a one-way rotating shaft, the rotating shaft is further provided with a clamping component, and the clamping component is used for limiting the position of the shell after rotation.

As a further improvement of the above solution, the rotating shaft is further provided with a plurality of sliding guide blocks; a plurality of sliding guide blocks are arranged on the rotating shaft at intervals.

As a further improvement of the above scheme, the portable military theodolite further comprises a damping device, wherein the damping device comprises a damping cushion layer and an elastic cushion layer; the elastic cushion layer is arranged on the inner side wall of the shell, and the shock absorption cushion layer covers the outer layer of the elastic cushion layer; the shock absorption cushion layer and the elastic cushion layer are mutually attached.

Furthermore, the telescope comprises a telescope eyepiece and a telescope objective, and a telescope focusing screw knob is arranged on the outer side wall of the shell, which is opposite to the telescope; the telescope focusing screw button is used for switching the telescope eyepiece and the telescope objective.

Furthermore, the handle also comprises a self-locking part connected with the fixed block; the self-locking component is used for triggering the box cover and the box body to open and close.

Furthermore, a plurality of heat dissipation holes are formed in the box cover and the box body; the radiating holes are arranged on the box cover and the box body at intervals.

As a further improvement of the scheme, two shoulder straps for carrying the portable military theodolite are arranged on the same side of the box cover and the box body; two ends of the shoulder straps are respectively connected to the box cover and the box body; the shoulder strap is provided with an anti-skid device, and the anti-skid device comprises a plurality of salient points or threads.

Adopt the produced beneficial effect of above-mentioned technical scheme to lie in:

1. the utility model discloses a box combines with the case lid, with check out test set, base and the support frame integration of theodolite in a portable equipment. When needs use, can disassemble box and case lid, the position of fixing good theodolite can be measured testee or surveyed target, when need not use or need carry, the accessible handle is carried on hand portable theodolite or is piggybacked portable theodolite on one's body through the baldric, has realized the portable function of multiple mode. The utility model discloses a portable for military use theodolite not only realizes the unity of theodolite and traditional triangular supports frame, has saved traditional theodolite occupation of land space simultaneously and has makeed space utilization not high greatly to and can not realize the problem of the removal of different positions along with needs.

2. In the past, when the theodolite is used, a tripod needs to be erected firstly, a frame head top plate is roughly leveled, a plumb is aligned to a central point of a survey station, horizontal bubbles are aligned to be placed in the middle for measurement, however, in the operation process, the tripod head top plate is kept horizontal, the plumb is aligned to the central point of the survey station, the operation requirement of installation can be met only through repeated adjustment, time and labor are wasted, the accuracy and the measurement efficiency of measurement cannot be guaranteed, and the engineering quality and the engineering progress are influenced. The utility model provides a labour saving and time saving, quick leveling improves the horizontal adjustment mechanism of measurement of efficiency and the degree of accuracy, carries out different angles to the measuring equipment of theodolite and when placing, realizes the horizontal adjustment to portable for military use theodolite through the horizontal adjustment button, realizes measuring accuracy, reduces the error.

3. The utility model discloses a supporting mechanism fuses the A-frame of traditional theodolite together, makes its mobile flexible installation in the for military use portable theodolite's inside. The advantage of combining ordinary tripod through the support frame realizes the collapsible performance of support frame to it carries to change in than ordinary tripod, does not occupy unnecessary space, has formed one set of complete measuring equipment. The multifunctional performance of the military portable theodolite is fully displayed, the practicability of the military portable theodolite is improved, and the attractiveness and the value feeling are increased. Meanwhile, the contracted support frame can be placed in a sealed mode, is moisture-proof and pollution-proof, and is suitable for transferring theodolites in continuous use in multiple occasions.

4. The utility model discloses in be equipped with an one-way rotation axis between casing and disc, and the rotation axis still is equipped with a block part and a plurality of sliding guide piece. The rotation axis makes the casing rotate on the disc, accomplishes the target measurement of different position to can roughly align the alignment point of the target that needs the measurement, the position after the rethread block will rotate is fixed, prevents to lead to the position of casing to take place the skew because measuring equipment self weight is overweight. The sliding guide blocks are arranged on the rotating shaft at intervals, so that the upper position and the lower position of the shell can be moved, after the supporting rods are stretched, the central position of a measured object cannot be reached in the observation mirror, and at the moment, the movement with different heights can be realized by adjusting the sliding guide blocks with different heights. The accurate measurement condition of the theodolite is met.

5. The utility model discloses in, the telescope includes telescope eyepiece and telescope objective, and telescope focusing screw button is used for switching telescope eyepiece and telescope objective, can realize better precision and adjust. The telescope eyepiece is used for adjusting the definition of the cross wire, the telescope objective is used for adjusting the definition of the target, and the corresponding telescope is adjusted according to the distance of different targets to be measured and the size of the target to be measured, so that the best matching degree is achieved.

6. The utility model discloses a portable for military use laser range finder has still set up damping device, and damping device includes shock-absorbing cushion and elasticity bed course, is used for reducing or eliminating vibrations and impact. Because the higher vibrations of frequency can be absorbed effectively usually to the elasticity bed course, consequently can bear the impact force the utility model discloses a for military use portable theodolite receives the collision or effectual isolated impact when dropping, has solved traditional theodolite and has not resisted the defect that falls, damage measuring equipment easily.

7. The louvre interval sets up on case lid and box, realizes that the box is inside to exchange with the outside air. When measuring equipment withdraws to the box after long-time operation, because the internal component generates heat, unnecessary heat need distribute out, the louvre provides a heat dissipation way for military portable theodolite this moment, can be so that the quick diffusion of heat that produces in the working process. Radiating efficiency that the one side increased, on the other hand has improved the life of for military use portable theodolite.

Drawings

FIG. 1 is a schematic side view of a portable military theodolite of the present invention;

figure 2 is the schematic diagram of the operation of the portable military theodolite of the present invention.

Description of the symbols:

1-box cover; 2-a box body; 3-a base; 4-a shell; 5-a viewing mirror; 6-disc; 7-image changing handwheel; 8-through groove column; 9-pressing the spring; 10-an extrusion; 11-a handle; 12-a support frame; 13-fixing block; 14-a tray; 15-torque rotor; 16-a handle; 17-horizontal adjustment knob.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Example 1

Referring to fig. 1 and 2, the present embodiment provides a portable military theodolite, which includes a measuring device, a display, an image-changing handwheel 7, a case cover 1, a case body 2, a handle 16, a shoulder strap, two handles 11, a housing 4, a base 3, a through slot column 8, a horizontal adjusting mechanism, and a supporting mechanism. The measuring device is used for measuring the horizontal angle and the vertical angle of the measured object, and in the embodiment, the measuring device comprises a battery, a micrometer, a reader, a level, a telescope, a compensator and an optical plummet. The two ends of the handle 16 are respectively arranged at the two opposite sides of the case cover 1, and the two ends of the shoulder straps are respectively connected to the case cover 1 and the case body 2. In some embodiments, the shoulder strap is further provided with an anti-slip device, and the anti-slip device comprises a plurality of raised points or threads.

The utility model discloses a box 2 combines with case lid 1, with the check out test set, base 3 and the support frame integration of theodolite in the equipment of a portable. When needs use, can disassemble box 2 and case lid 1, fix the position of good theodolite and can measure testee or surveyed target, when need not use or need carry, accessible handle 16 is carried on hand portable theodolite or is born portable theodolite on one's body through the baldric, has realized the portable function of multiple mode. The utility model discloses a portable for military use theodolite not only realizes the unity of theodolite and traditional triangular supports frame, has saved traditional theodolite occupation of land space simultaneously and has makeed space utilization not high greatly to and can not realize the problem of the removal of different positions along with needs.

The battery, the micrometer, the reader, the level, the telescope, the compensator and the optical point finder are arranged in the shell 4, the display and the image-changing hand wheel 7 are arranged on the side wall of the shell 4, and the observation mirrors 5 for observation are arranged on two sides of the shell 4 opposite to the telescope. The middle part of the base 3 is provided with a hollow circular slotted hole, the side walls of two opposite sides are provided with two fixing blocks 13, and the handle 11 is fixedly connected with the box cover 1, the box body 2 and the base 3 through the fixing blocks 13. The handle 11 further comprises a self-locking component connected with the fixing block 13, and the self-locking component is used for triggering the box cover 1 and the box body 2 to be opened and closed. When not in use, the case cover 1 and the case body 2 can be firmly combined and can only be opened or closed through the self-locking part, so that the military portable theodolite can not be opened or closed at will, and the damage to equipment such as measuring equipment can not be caused. The upper part of the through groove column 8 is a hollow semi-circle body, and the lower part is a hollow cylinder. The diameter of the circular groove hole is the same as the outer diameter of the cylinder at the lower part of the through groove column 8, the outer wall of the through groove column 8 is provided with an external thread, the inner wall of the circular groove hole is provided with a thread groove, and the external thread is matched with the thread groove. So that the bottom ends of the through-slot posts 8 are mounted on the base 3 and extend through the circular slot.

The horizontal adjustment mechanism includes a disc 6, a horizontal adjustment knob 17, and a plurality of pressing mechanisms. The extrusion mechanism comprises an extrusion spring 9 and extrusion parts 10, the extrusion mechanisms are arranged on the opposite outer sides of the bottom of the disc 6 at equal intervals, the extrusion parts 10 are elastic stretching parts, and the extrusion spring 9 is arranged in the extrusion parts 10. The level adjustment knob 17 is used to level the portable military theodolite. A round hole is formed in the bottom of the disc 6, the diameter of the semicircular body on the upper portion of the through groove column 8 is the same as that of the round hole, and one end of the through groove column 8, which is opposite to the upper portion of the semicircular body, is hinged in the round hole.

In the past, when the theodolite is used, a tripod needs to be erected firstly, a frame head top plate is roughly leveled, a plumb is aligned to a central point of a survey station, horizontal bubbles are aligned to be placed in the middle for measurement, however, in the operation process, the tripod head top plate is kept horizontal, the plumb is aligned to the central point of the survey station, the operation requirement of installation can be met only through repeated adjustment, time and labor are wasted, the accuracy and the measurement efficiency of measurement cannot be guaranteed, and the engineering quality and the engineering progress are influenced. The utility model provides a labour saving and time saving, quick leveling improves the horizontal adjustment mechanism of measurement of efficiency and the degree of accuracy, carries out different angles to the measuring equipment of theodolite and when placing, realizes the horizontal adjustment to portable for military use theodolite through the horizontal adjustment button, realizes measuring accuracy, reduces the error.

The supporting mechanism comprises a tray 14, a plurality of torque rotors 15 and a plurality of supporting frames 12, wherein the number of the torque rotors 15 corresponds to that of the supporting frames 12. The support frame 12 comprises a plurality of hollow metal cylinders and a plurality of hinged seats, and the length of each metal cylinder is not greater than the height of the box body 2. The multiple sections of metal cylinders of each support frame 12 are sequentially sleeved, and the two adjacent sections of metal cylinders are connected through corresponding hinge seats, and the hinge seats are used for fixing two adjacent metal cylinders or movably connecting two adjacent metal cylinders. The outer diameter of the tray 14 is the same as the inner diameter of the through slot post 8 and the tray 14 is slidably mounted within the through slot post 8. The side walls of the tray 14 are provided with a plurality of stoppers by which the tray 14 fixes the susceptor 3. A plurality of torsion rotors 15 are equidistant, and the relative outside at the bottom of tray 14 is all installed in the rotation to the one end of every torsion rotor 15, and the other end fixed connection support frame 12 of torsion rotor 15, the other end of support frame 12 are equipped with the base.

The utility model discloses a supporting mechanism fuses the A-frame of traditional theodolite together, makes its mobile flexible installation in the for military use portable theodolite's inside. The advantage of combining ordinary tripod through the support frame realizes the collapsible performance of support frame to it carries to change in than ordinary tripod, does not occupy unnecessary space, has formed one set of complete measuring equipment. The multifunctional performance of the military portable theodolite is fully displayed, the practicability of the military portable theodolite is improved, and the attractiveness and the value feeling are increased. Meanwhile, the contracted support frame can be placed in a sealed mode, is moisture-proof and pollution-proof, and is suitable for transferring theodolites in continuous use in multiple occasions.

A one-way rotating shaft is further arranged between the shell 4 and the disc 6, the rotating shaft is provided with a clamping component and a plurality of sliding guide blocks, and the shell 4 rotates on the disc 6 through the rotating shaft. The engaging member is used to limit the position of the housing 4 after rotation. A plurality of sliding guide blocks are arranged on the rotating shaft at intervals. The rotation axis makes the casing rotate on the disc, accomplishes the target measurement of different position to can roughly align the alignment point of the target that needs the measurement, the position after the rethread block will rotate is fixed, prevents to lead to the position of casing to take place the skew because measuring equipment self weight is overweight. The sliding guide blocks are arranged on the rotating shaft at intervals, so that the upper position and the lower position of the shell can be moved, after the supporting rods are stretched, the central position of a measured object cannot be reached in the observation mirror, and at the moment, the movement with different heights can be realized by adjusting the sliding guide blocks with different heights. The accurate measurement condition of the theodolite is met.

Referring to fig. 2, in the present embodiment, the box cover 1 and the box body 2 are first removed, the supporting mechanism expands the three metal columns of the supporting frame 12 through the hinge seat and fixes them on the ground, and the torque rotor 15 is rotated to expand the supporting frame 12 and fix it on the ground. Then adjust horizontal adjustment mechanism, change the position of casing 4 through horizontal adjustment button 17 for disc 8 is according to the regulation of horizontal adjustment button 17, to the different direction swing, and extrusion mechanism accomplishes the horizontal adjustment of portable theodolite of military use under the extrusion of disc 8. After the installation, start the display on the theodolite, carry out accurate measurement location to detecting the object through adjusting each knob, not only case lid 1 and box 2 can play the guard action to the theodolite, have prolonged the life of theodolite, can realize the portability and the instant measurability of theodolite moreover, do not need complicated installation, are convenient for to record data.

In this embodiment, when the measurement is performed, the leveling device is firstly leveled, a fully charged battery is installed, after the measurement is started, the optical plummet is firstly aligned to the measurement station accurately, the measurement target can be aligned to the measurement target through the telescope, the telescope is aligned to the target accurately through the micrometer, the angle is calculated through the main board and displayed on the display, the horizontal reading and the vertical reading are switched through the image changing hand wheel 7, and finally measured data are read through the reader. In some other embodiments, the military portable theodolite further includes signal transmission circuitry that can communicate data to the mobile terminal. Because the military portable theodolite is provided with the compensator in the embodiment, the angular error of the vertical angle can be compensated, and the aim of accurate measurement is fulfilled.

In this embodiment, the telescope includes telescope eyepiece and telescope objective, and telescope focusing screw is used for switching telescope eyepiece and telescope objective, can realize better precision and adjust. The telescope eyepiece is used for adjusting the definition of the cross wire, the telescope objective is used for adjusting the definition of the target, and the corresponding telescope is adjusted according to the distance of different targets to be measured and the size of the target to be measured, so that the best matching degree is achieved.

The utility model discloses a portable for military use laser range finder has still set up damping device, and damping device includes shock-absorbing cushion and elasticity bed course. The elastic cushion layer is arranged on the inner side wall of the shell 4, the shock absorption cushion layer covers the outer layer of the elastic cushion layer, and the shock absorption cushion layer and the elastic cushion layer are mutually attached. The shock absorbing device is used for reducing or eliminating shock and impact. Because the higher vibrations of frequency can be absorbed effectively usually to the elasticity bed course, consequently can bear the impact force the utility model discloses a for military use portable theodolite receives the collision or effectual isolated impact when dropping, has solved traditional theodolite and has not resisted the defect that falls, damage measuring equipment easily.

In the embodiment, the box cover and the box body are provided with a plurality of heat dissipation holes at intervals, and the inside of the box body is exchanged with the outside air. When measuring equipment withdraws to the box after long-time operation, because the internal component generates heat, unnecessary heat need distribute out, the louvre provides a heat dissipation way for military portable theodolite this moment, can be so that the quick diffusion of heat that produces in the working process. Radiating efficiency that the one side increased, on the other hand has improved the life of for military use portable theodolite.

The handle 16 can move the military portable theodolite as a whole. When carrying for military use portable theodolite, the officer and soldier of army is through rotatory with handle 16 to operate for military use portable theodolite through handle 16, labour saving and time saving. In addition, in some embodiments, can add anti-skidding arc cover on the handle 16, increase the area of contact of army officer's hand and handle 16 on the one hand, reduce the hand pressure that promotes the portable theodolite in-process of military use, on the other hand avoids promoting the emergence that in-process handle 16 broke off the hand, improves the security that the portable theodolite of military use promoted.

To sum up, the utility model has the advantages that:

1. the utility model discloses a box 2 combines with case lid 1, and is integrated in a portable equipment with the check out test set, base 3 and the support frame 12 of theodolite. When needs use, can disassemble box 2 and case lid 1, fix the position of good theodolite and can measure testee or surveyed target, when need not use or need carry, accessible handle 16 is carried on hand portable theodolite or is born portable theodolite on one's body through the baldric, has realized the portable function of multiple mode. The utility model discloses a portable for military use theodolite not only realizes the unity of theodolite and traditional triangular supports frame, has saved traditional theodolite occupation of land space simultaneously and has makeed space utilization not high greatly to and can not realize the problem of the removal of different positions along with needs.

2. In the past, when the theodolite is used, a tripod needs to be erected firstly, a frame head top plate is roughly leveled, a plumb is aligned to a central point of a survey station, horizontal bubbles are aligned to be placed in the middle for measurement, however, in the operation process, the tripod head top plate is kept horizontal, the plumb is aligned to the central point of the survey station, the operation requirement of installation can be met only through repeated adjustment, time and labor are wasted, the accuracy and the measurement efficiency of measurement cannot be guaranteed, and the engineering quality and the engineering progress are influenced. The utility model provides a labour saving and time saving, quick leveling improves the horizontal adjustment mechanism of measurement of efficiency and the degree of accuracy, carries out different angles to the measuring equipment of theodolite and when placing, realizes measuring accuracy, reduction error through horizontal adjustment button 17 to portable for military use theodolite realization horizontal adjustment.

3. The utility model discloses a supporting mechanism fuses the A-frame of traditional theodolite together, makes its mobile flexible installation in the for military use portable theodolite's inside. Through the advantage of support frame 12 combination ordinary tripod, realize the collapsible performance of support frame 12 simultaneously to it carries to be easier than ordinary tripod, does not occupy unnecessary space, has formed one set of complete measuring equipment. The multifunctional performance of the military portable theodolite is fully displayed, the practicability of the military portable theodolite is improved, and the attractiveness and the value feeling are increased. Meanwhile, the contracted support frame 12 can be placed in a sealed mode, is moisture-proof and pollution-proof, and is suitable for transferring theodolites in continuous use in multiple occasions.

4. The utility model discloses in be equipped with an one-way rotation axis between casing and disc, and the rotation axis still is equipped with a block part and a plurality of sliding guide piece. The rotation axis makes the casing rotate on the disc, accomplishes the target measurement of different position to can roughly align the alignment point of the target that needs the measurement, the position after the rethread block will rotate is fixed, prevents to lead to the position of casing to take place the skew because measuring equipment self weight is overweight. The sliding guide blocks are arranged on the rotating shaft at intervals, so that the upper position and the lower position of the shell can be moved, after the support frame 12 is stretched, the central position of a measured object cannot be reached in the observation mirror, and at the moment, the sliding guide blocks with different heights are adjusted, so that the movement with different heights can be realized. The accurate measurement condition of the theodolite is met.

Example 2

The portable military theodolite of this embodiment is similar to the portable military theodolite of embodiment 1, and the difference lies in that the portable military theodolite of this embodiment further includes a wireless communication device and a locator, and can realize transmitting measured data through the wireless communication device.

The device is connected with a background management center through a positioner, and the position detected by the current military theodolite is accurately positioned and transmitted to the currently detected theodolite and the background management center.

Example 3

The portable military theodolite of this embodiment is similar with the portable military theodolite of embodiment 1, and the difference lies in that the portable military theodolite of this embodiment has still added walking generator, and the official personnel drive the generator of hanging on one's body when marcing and rock and accomplish the electricity generation, guarantee that overcast and rainy day military theodolite also has the electricity available. The officer and soldier patrol from now on without carrying traditional generators and various chargers, so that the load is reduced for the army to travel.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A portable military theodolite comprises measuring equipment, a display, a picture-changing hand wheel (7), a box cover (1), a box body (2), a handle (16) and two handles (11); the measuring equipment is used for measuring the horizontal angle and the vertical angle of a measured target and comprises a telescope; the image changing hand wheel (7) is used for switching horizontal reading and vertical reading; two ends of the lifting handle (16) are respectively arranged at two opposite sides of the box cover (1); its characterized in that, portable military theodolite still includes:

a housing (4) inside which the measuring device is mounted; the display and the image-changing hand wheel (7) are arranged on the side wall of the shell (4); observation mirrors (5) for observation are arranged on two sides of the shell (4) opposite to the telescope;

the box cover comprises a base (3), wherein a hollow circular groove hole is formed in the middle of the base, two fixing blocks (13) are arranged on the side walls of two opposite sides of the base, and a handle (11) is fixedly connected with the box cover (1), the box body (2) and the base (3) through the fixing blocks (13);

the upper part of the through groove column (8) is a hollow semi-circular body, and the lower part of the through groove column is a hollow cylinder; the diameter of the circular groove hole is the same as the outer diameter of a cylinder at the lower part of the through groove column (8), and the bottom end of the through groove column (8) is arranged on the base (3) and penetrates through the circular groove hole;

the horizontal adjusting mechanism comprises a disc (6), a horizontal adjusting button (17) and a plurality of extruding mechanisms; the extrusion mechanisms comprise extrusion springs (9) and extrusion parts (10), the extrusion mechanisms are arranged on the opposite outer sides of the bottom of the disc (6) at equal intervals, the extrusion parts (10) are elastic stretching parts, and the extrusion springs (9) are arranged in the extrusion parts (10); the horizontal adjusting button (17) is used for horizontally adjusting the portable military theodolite; a round hole is formed in the bottom of the disc (6), and the diameter of the semicircular body on the upper part of the through groove column (8) is the same as that of the round hole; one end of the through groove column (8) opposite to the upper part of the semi-circular body is hinged in the circular hole; and

the supporting mechanism comprises a tray (14), a plurality of torsion rotors (15) and a plurality of supporting frames (12), wherein the number of the torsion rotors (15) corresponds to that of the supporting frames (12); the support frame (12) comprises a plurality of sections of hollow metal cylinders and a plurality of hinged seats, and the length of each section of metal cylinder is not greater than the height of the box body (2); the multiple sections of metal cylinders of each support frame (12) are sequentially sleeved, and two adjacent sections of metal cylinders are connected through corresponding hinge seats which are used for fixing two adjacent metal cylinders or movably connecting two adjacent metal cylinders; the outer diameter of the tray (14) is the same as the inner diameter of the through groove column (8), and the tray (14) is installed in the through groove column (8) in a sliding mode; a plurality of stop blocks are arranged on the side wall of the tray (14), and the tray (14) fixes the base (3) through the stop blocks; a plurality of torsion rotors (15) are arranged at equal intervals, one end of each torsion rotor (15) is rotatably arranged on the outer side of the bottom of the tray (14), the other end of each torsion rotor (15) is fixedly connected with the support frame (12), and the other end of each support frame (12) is provided with a base.

2. The portable military theodolite of claim 1, wherein: the outer wall of the through groove column (8) is provided with external threads, and the inner wall of the circular groove hole is provided with a thread groove; the external thread is matched with the thread groove.

3. The portable military theodolite of claim 1, wherein: a rotating shaft is arranged between the shell (4) and the disc (6); the housing (4) is rotated on the disc (6) by the rotation shaft.

4. The portable military theodolite of claim 3, wherein: the rotating shaft is a one-way rotating shaft, and the rotating shaft is also provided with a clamping component which is used for limiting the position of the shell (4) after rotation.

5. The portable military theodolite of claim 4, wherein: the rotating shaft is also provided with a plurality of sliding guide blocks; a plurality of sliding guide blocks are arranged on the rotating shaft at intervals.

6. The portable military theodolite of claim 1, wherein: the portable military theodolite also comprises a damping device, wherein the damping device comprises a damping cushion layer and an elastic cushion layer; the elastic cushion layer is arranged on the inner side wall of the shell (4), and the shock absorption cushion layer covers the outer layer of the elastic cushion layer; the shock absorption cushion layer and the elastic cushion layer are mutually attached.

7. The portable military theodolite of claim 1, wherein: the telescope comprises a telescope eyepiece and a telescope objective, and a telescope focusing screw knob is arranged on the outer side wall of the shell (4) opposite to the telescope; the telescope focusing screw button is used for switching the telescope eyepiece and the telescope objective.

8. The portable military theodolite of claim 1, wherein: the handle (11) also comprises a self-locking part connected with the fixed block (13); the self-locking component is used for triggering the box cover (1) and the box body (2) to be opened and closed.

9. The portable military theodolite of claim 1, wherein: a plurality of heat dissipation holes are formed in the box cover (1) and the box body (2); the heat dissipation holes are arranged on the box cover (1) and the box body (2) at intervals.

10. The portable military theodolite of claim 1, wherein: two shoulder straps for carrying the portable military theodolite are further arranged on the same side of the box cover (1) and the box body (2); two ends of the shoulder straps are respectively connected to the box cover (1) and the box body (2); the shoulder strap is provided with an anti-skid device, and the anti-skid device comprises a plurality of salient points or threads.