CN220435942U

CN220435942U - Portable engineering mapping device

Info

Publication number: CN220435942U
Application number: CN202321901992.6U
Authority: CN
Inventors: 梁柱国; 欧阳高礼; 蓝泽宇; 余妮; 何远谋; 廖春波
Original assignee: Guangxi Zhaoyang Technology Co ltd
Current assignee: Guangxi Zhaoyang Technology Co ltd
Priority date: 2023-07-19
Filing date: 2023-07-19
Publication date: 2024-02-02
Anticipated expiration: 2033-07-19

Abstract

The utility model discloses a portable engineering surveying and mapping device which comprises a supporting rod, a closing component and a lifting component, wherein a mud guard is fixedly arranged on the lower surface of the supporting rod, a first wheel shaft is fixedly arranged on the inner surface of the mud guard, universal wheels are movably arranged on the outer surface of the first wheel shaft, the supporting rod is fixedly arranged at four corners of the lower surface of an equipment box, a handle is fixedly arranged on the upper surface of the left side of the equipment box, the closing component is fixedly arranged on the inner surface of the equipment box, a box door is fixedly arranged on the outer surface of the closing component, the lifting component is fixedly arranged on the inner surface of the equipment box, a protective shell is fixedly arranged on the upper surface of the lifting component, and a surveying and mapping instrument is movably arranged on the inner surface of a fixed knob. The workbench is fixedly arranged on the upper surfaces of the four workbench bases, so that the workbench base drives the workbench to lift, and the workbench drives the surveying instrument to lift when needed to survey.

Description

Portable engineering mapping device

Technical Field

The utility model belongs to the technical field of engineering surveying and mapping, and particularly relates to a portable engineering surveying and mapping device.

Background

The surveying and mapping literal is understood as measuring and drawing, which is based on computer technology, photoelectric technology, network communication technology, space science and information science, and uses global navigation satellite positioning system, remote sensing and geographic information system as technical cores, and selects the existing characteristic points and boundary lines of the ground and obtains the graph and position reflecting the current situation of the ground and the related information thereof by measuring means for engineering construction, planning design and administrative management. For this purpose, the application number: CN201910004198.3 discloses a portable engineering survey and drawing device, including backup pad, bracing piece a, connecting rod, support column and fixed plate, the backup pad lower surface is provided with the connecting axle, the roller bearing is passed to the connecting axle other end, the roller bearing lower surface is provided with the base, the base lower surface is provided with and articulated seat, bracing piece a rotates with the base through the articulated shaft on the articulated seat and is connected, bracing piece a rotates with bracing piece B through pivot C and is connected, the backup pad upper surface is provided with the fixed cover, the support column passes through the external screw thread on the one end outer wall and the screw hole threaded connection on the fixed cover, the support column other end is provided with the universal joint, the fixed plate rotates with the support column through the transmission shaft on the universal joint and is connected. Through a series of structural arrangements, the utility model is convenient to mount and dismount, and meanwhile, all parts can be folded and unfolded, so that the utility model is convenient to carry.

The problems of the prior art are: the current engineering surveying and mapping device needs the tripod to support the survey and drawing and can't go up and down the survey and drawing voluntarily when need survey and drawing the engineering to the surveying and mapping appearance is fragile relatively can not collide and carry inconvenient, has caused the inconvenient problem of carrying and the fixed time procedure of installation loaded down with trivial details.

Disclosure of Invention

Aiming at the problems existing in the prior art, the utility model provides a portable engineering surveying and mapping device which is provided with a wheel axle II fixedly arranged on the lower surface of a top plate, a pulley is movably arranged on the outer surface of the wheel axle II, so that the effect of driving the pulley to move by the top plate is achieved, the pulley is movably arranged on the inner surface of a chute, the effect of limiting the movement of the pulley by the chute is achieved, a connecting rod I is fixedly arranged on the inner surface of the top plate, a lifting rod I is fixedly arranged on the outer surface of the connecting rod I, the effect of driving the other side of the lifting rod to move by the top plate is achieved, a connecting rod III is fixedly arranged on the inner surface of the lower end of the right side of the lifting rod, a lifting rod base is fixedly arranged on the inner surface of an equipment box, the effect of fixing the right end of the lifting rod by the lifting rod base is achieved, the lifting rod is fixed through the right end of the lifting rod, so that the lifting rod is driven to lift or descend when the left side of the lifting rod moves, the four connecting rods are fixedly arranged on the inner surfaces of the two sides of the upper end of the lifting rod, the workbench base is fixedly arranged on the outer surfaces of the four connecting rods, the lifting rod drives the workbench base to lift, the workbench is fixedly arranged on the upper surfaces of the four workbench bases, the workbench base drives the workbench to lift, the lifting of the workbench is realized, the lifting of the workbench drives the surveying instrument to lift when the surveying instrument is needed, the problem that the existing engineering surveying instrument needs to support the surveying instrument when the engineering is needed to survey is solved, the tripod is required to support the surveying instrument to lift automatically, the surveying instrument is fragile and can not collide and carry inconveniently, the problems of inconvenient carrying and complicated procedures during installation and fixation are caused.

The portable engineering surveying and mapping device comprises a supporting rod, a closing component and a lifting component, wherein a mud guard is fixedly arranged on the lower surface of the supporting rod, a first wheel shaft is fixedly arranged on the inner surface of the mud guard, universal wheels are movably arranged on the outer surface of the first wheel shaft, the supporting rod is fixedly arranged at four corners of the lower surface of an equipment box, a handle is fixedly arranged on the upper surface of the left side of the equipment box, the closing component is fixedly arranged on the inner surface of the equipment box, a box door is fixedly arranged on the outer surface of the closing component, the lifting component is fixedly arranged on the inner surface of the equipment box, a protective shell is fixedly arranged on the upper surface of the lifting component, fixing knobs are fixedly arranged on the inner surfaces of two sides of the protective shell, and a surveying and mapping instrument is movably arranged on the inner surface of the fixing knobs.

As the preferred mode of the utility model, the closing component comprises a first motor base, the first motor base is fixedly arranged at a groove on the inner surface of the equipment box, the first motor is fixedly arranged on the upper surface of the first motor base, the first motor is fixedly connected with a first transmission shaft through a central shaft, and a rotating shaft is fixedly arranged on the outer surface of the first transmission shaft.

As the preferable mode of the utility model, the inner surface of the other end of the rotating shaft is movably arranged on the inner surface of the equipment box, two first bevel gears are fixedly arranged on two sides of the outer surface of the rotating shaft, second bevel gears are meshed and arranged on the first bevel gears through surface clamping teeth, a first screw rod is fixedly arranged on the upper surface of the second bevel gears, a first screw rod lantern ring is meshed and arranged on the first screw rod through surface threads, connecting plates are fixedly connected to the outer surfaces of the two first screw rod lantern rings, and box doors are fixedly arranged on the outer surfaces of the connecting plates.

As the preferable mode of the utility model, the lifting assembly comprises a second motor base, the second motor base is fixedly arranged at the bottom of the inner surface of the equipment box, the second motor is fixedly arranged on the upper surface of the second motor base, the second motor is fixedly connected with a second transmission shaft through a central shaft, a first chain wheel is fixedly arranged on the outer surface of the second transmission shaft, a chain is movably arranged on the outer surface of the first chain wheel, and the chain is in transmission connection with a second chain wheel.

As the preferable mode of the utility model, the outer surface of the second sprocket is fixedly provided with the second connecting rod, the other end of the second connecting rod is movably arranged on the sprocket base, the sprocket base is fixedly arranged on the inner surface of the equipment box, the outer surfaces of the first sprocket and the second sprocket are fixedly provided with the second screw rods, the second screw rods are meshed with the second screw rod lantern rings through surface threads, and the outer surfaces of the second screw rod lantern rings are fixedly provided with the top plates.

As the preferable mode of the utility model, the lower surface of the top plate is fixedly provided with the second wheel shaft, the outer surface of the second wheel shaft is movably provided with the pulley, the pulley is movably arranged on the inner surface of the chute, the chute is fixedly arranged on the inner surface of the equipment box, the inner surface of the top plate is fixedly provided with the first connecting rod, the outer surface of the first connecting rod is fixedly provided with the lifting rod, the inner surface of the lower right end of the lifting rod is fixedly provided with the third connecting rod, the outer surface of the third connecting rod is fixedly provided with the lifting rod base, the lifting rod base is fixedly arranged on the inner surface of the equipment box, the inner surfaces of two sides of the upper end of the lifting rod are fixedly provided with the fourth connecting rod, the outer surface of the fourth connecting rod is fixedly provided with the workbench base, and the upper surfaces of the four workbench bases are fixedly provided with the workbench.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the second motor is fixedly connected with the second transmission shaft through the central shaft, so that the effect that the second motor drives the second transmission shaft to rotate is achieved, the first sprocket is fixedly arranged on the outer surface of the second transmission shaft, so that the effect that the second transmission shaft drives the first sprocket to rotate is achieved, the chain is movably arranged on the outer surface of the first sprocket, and the chain is in transmission connection with the second sprocket, so that the effect that the first sprocket drives the second sprocket to rotate together through the chain is achieved.

2. According to the utility model, the second connecting rod is fixedly arranged on the outer surface of the second sprocket, the other end of the second connecting rod is movably arranged on the sprocket base, so that the effect of limiting the movement of the second sprocket by the second connecting rod is achieved, the effect of driving the second sprocket on the outer surface to rotate by the first sprocket and the second sprocket is achieved, the second screw lantern ring is arranged on the second screw through surface thread engagement, the effect of enabling the screw lantern ring to move on the outer surface when the second screw rotates is achieved, and the effect of driving the top plate to move by the second screw lantern ring is achieved through the fixed mounting of the top plate on the outer surface of the second screw lantern ring.

3. According to the utility model, the wheel shaft II is fixedly arranged on the lower surface of the top plate, the pulley is movably arranged on the outer surface of the wheel shaft II, the effect of the lifting rod base for fixing the right end of the lifting rod is achieved, the lifting rod is movably arranged on the inner surface of the sliding groove, the effect of limiting the movement of the pulley by the sliding groove is achieved, the connecting rod I is fixedly arranged on the inner surface of the top plate, the lifting rod II is fixedly arranged on the outer surface of the connecting rod I, the effect of the lifting rod base for driving the other side of the lifting rod to move is achieved, the connecting rod III is fixedly arranged on the inner surface of the lower end of the right side of the lifting rod, the lifting rod base is fixedly arranged on the inner surface of the upper end of the lifting rod, the lifting rod base is fixedly arranged on the upper surface of the lifting rod I, the lifting rod base is fixedly arranged on the lower end of the lifting rod I, the lifting rod base is fixedly arranged on the upper surface of the lifting rod I, the lifting rod base is fixedly arranged on the lifting rod I, the lifting rod base is used for driving the working platform is driven by the lifting platform when the working platform is driven to move, and the working platform is driven to lift when the working platform is required to lift.

4. The first motor is fixedly connected with the first transmission shaft through the central shaft of the first motor, so that the effect that the first motor drives the first transmission shaft to rotate is achieved, and the rotating shaft is fixedly arranged on the outer surface of the first transmission shaft, so that the effect that the first transmission shaft drives the rotating shaft to rotate is achieved.

5. According to the utility model, two first bevel gears are fixedly arranged on two sides of the outer surface of the rotating shaft, so that the effect that the rotating shaft drives the two first bevel gears to rotate is achieved, the second bevel gears are arranged on the first bevel gears through surface latch meshing, so that the effect that the first bevel gears drive the second bevel gears to rotate is achieved, the first screw rod is fixedly arranged on the upper surface of the second bevel gears, so that the effect that the second bevel gears drive the first screw rod to rotate is achieved, the first screw rod lantern rings are arranged on the first screw rod through surface screw meshing, the outer surfaces of the two first screw rod lantern rings are fixedly connected with connecting plates, so that the first screw rod drives the connecting plates to limit movement on the outer surfaces of the first screw rod, the box door is fixedly arranged on the outer surfaces of the connecting plates, so that the effect that the box door is driven to move by the connecting plates is achieved, and the box door is opened when the box door is closed and used when the mapping device is not used.

Drawings

FIG. 1 is a schematic view of the overall structure provided by an embodiment of the present utility model;

FIG. 2 is a schematic view of a closure assembly according to an embodiment of the present utility model;

fig. 3 is a schematic structural diagram of a lifting assembly according to an embodiment of the present utility model.

In the figure: 1. a support rod; 2. a mud guard; 3. wheel axle I; 4. a universal wheel; 5. an equipment box; 6. a handle; 7. a closure assembly; 8. a door; 9. a lifting assembly; 10. a protective shell; 11. fixing a knob; 12. a mapping instrument; 701. a motor base I; 702. a motor I; 703. a first transmission shaft; 704. a rotating shaft; 705. a first bevel gear; 706. a second bevel gear; 707. a first screw rod; 708. a first screw rod sleeve ring; 709. a connecting plate; 901. a second motor base; 902. a motor II; 903. a second transmission shaft; 904. a first sprocket; 905. a chain; 906. a second sprocket; 907. a second connecting rod; 908. a sprocket base; 909. a second screw rod; 910. a second screw rod sleeve ring; 911. a top plate; 912. a second wheel axle; 913. a pulley; 914. a chute; 915. a first connecting rod; 916. a lifting rod; 917. a third connecting rod; 918. a lifting rod base; 919. a fourth connecting rod; 920. a workbench base; 921. a working table.

Detailed Description

For a further understanding of the utility model, its features and advantages, reference is now made to the following examples, which are illustrated in the accompanying drawings.

The structure of the present utility model will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 3, the portable engineering mapping device provided by the embodiment of the utility model comprises a supporting rod 1, a closing component 7 and a lifting component 9, wherein a mud guard 2 is fixedly arranged on the lower surface of the supporting rod 1, a first wheel shaft 3 is fixedly arranged on the inner surface of the mud guard 2, universal wheels 4 are movably arranged on the outer surface of the first wheel shaft 3, the supporting rod 1 is fixedly arranged at four corners of the lower surface of a device box 5, a handle 6 is fixedly arranged on the upper surface of the left side of the device box 5, the closing component 7 is fixedly arranged on the inner surface of the device box 5, a box door 8 is fixedly arranged on the outer surface of the closing component 7, the lifting component 9 is fixedly arranged on the inner surface of the device box 5, a protective shell 10 is fixedly arranged on the upper surface of the lifting component 9, fixing knobs 11 are fixedly arranged on the inner surfaces of two sides of the protective shell 10, and a mapping instrument 12 is movably arranged on the inner surface of the fixing knobs 11.

Referring to fig. 3, the closing assembly 7 includes a first motor base 701, the first motor base 701 is fixedly installed at a groove on the inner surface of the equipment box 5, a first motor 702 is fixedly installed on the upper surface of the first motor base 701, the first motor 702 is fixedly connected with a first transmission shaft 703 through a central shaft, and a rotating shaft 704 is fixedly installed on the outer surface of the first transmission shaft 703.

The scheme is adopted: the first transmission shaft 703 is fixedly connected with the central shaft of the first motor 702, so that the effect that the first motor 702 drives the first transmission shaft 703 to rotate is achieved, the rotating shaft 704 is fixedly arranged on the outer surface of the first transmission shaft 703, and the effect that the first transmission shaft 703 drives the rotating shaft 704 to rotate is achieved.

Referring to fig. 3, the inner surface of the other end of the rotating shaft 704 is movably mounted on the inner surface of the equipment box 5, two first bevel gears 705 are fixedly mounted on two sides of the outer surface of the rotating shaft 704, a second bevel gear 706 is mounted on the first bevel gear 705 through surface latch meshing, a first screw rod 707 is fixedly mounted on the upper surface of the second bevel gear 706, a first screw rod lantern ring 708 is mounted on the first screw rod 707 through surface thread meshing, a connecting plate 709 is fixedly connected to the outer surfaces of the two first screw rod lantern rings 708, and a box door 8 is fixedly mounted on the outer surface of the connecting plate 709.

The scheme is adopted: two first bevel gears 705 are fixedly arranged on two sides of the outer surface of the rotating shaft 704, so that the effect that the rotating shaft 704 drives the two first bevel gears 705 to rotate is achieved, a second bevel gear 706 is arranged on the outer surface of the first bevel gear 705 through surface latch meshing, the effect that the first bevel gear 705 drives the second bevel gear 706 to rotate is achieved, a first screw 707 is fixedly arranged on the upper surface of the second bevel gear 706, the effect that the second bevel gear 706 drives the first screw 707 to rotate is achieved, a first screw lantern ring 708 is arranged on the outer surface of the second screw lantern ring 708 through surface screw meshing, a connecting plate 709 is fixedly connected to the outer surfaces of the two first screw lantern rings 708, the effect that the first screw 707 drives the connecting plate 709 to carry out limiting movement on the outer surface of the first screw 707 is achieved, a box door 8 is fixedly arranged on the outer surface of the connecting plate 709, the box door 8 is driven to move by the connecting plate 709, and the box door 8 is opened when the surveying and mapping device is not used.

Referring to fig. 3, the lifting assembly 9 includes a second motor base 901, the second motor base 901 is fixedly mounted at the bottom of the inner surface of the equipment box 5, a second motor 902 is fixedly mounted on the upper surface of the second motor base 901, the second motor 902 is fixedly connected with a second transmission shaft 903 through a central shaft, a first sprocket 904 is fixedly mounted on the outer surface of the second transmission shaft 903, a chain 905 is movably mounted on the outer surface of the first sprocket 904, and a second sprocket 906 is in transmission connection with the chain 905.

The scheme is adopted: the second motor 902 is fixedly connected with the second transmission shaft 903 through a central shaft, so that the effect that the second motor 902 drives the second transmission shaft 903 to rotate is achieved, the first sprocket 904 is fixedly arranged on the outer surface of the second transmission shaft 903, the effect that the second transmission shaft 903 drives the first sprocket 904 to rotate is achieved, the chain 905 is movably arranged on the outer surface of the first sprocket 904, the second sprocket 906 is connected with the chain 905 in a transmission mode, and the effect that the first sprocket 904 drives the second sprocket 906 to rotate together through the chain 905 is achieved.

Referring to fig. 3, a second connecting rod 907 is fixedly mounted on the outer surface of a second sprocket 906, the other end of the second connecting rod 907 is movably mounted on a sprocket base 908, the sprocket base 908 is fixedly mounted on the inner surface of the equipment box 5, two second screw rods 909 are fixedly mounted on the outer surfaces of the first sprocket 904 and the second sprocket 906, a second screw rod lantern ring 910 is mounted on the second screw rod 909 through surface threaded engagement, and a top plate 911 is fixedly mounted on the outer surface of the second screw rod lantern ring 910.

The scheme is adopted: the second connecting rod 907 is fixedly arranged on the outer surface of the second sprocket 906, the other end of the second connecting rod 907 is movably arranged on the sprocket base 908, so that the effect that the second connecting rod 907 limits the movement of the second sprocket 906 is achieved, two second screw rods 909 are fixedly arranged on the outer surfaces of the first sprocket 904 and the second sprocket 906, the effect that the first sprocket 904 and the second sprocket 906 drive the second screw rods 909 on the outer surfaces of the first sprocket 904 and the second sprocket 906 to rotate is achieved, the second screw rod lantern ring 910 is arranged on the second screw rods 909 through surface threaded engagement, the effect that the screw rod lantern ring 910 moves on the outer surfaces of the second screw rod 909 when the second screw rod 909 rotates is achieved, and the effect that the second screw rod lantern ring 910 drives the top plate 911 to move is achieved through the fixed mounting of the outer surfaces of the second screw rod lantern ring 910.

Referring to fig. 3, a second wheel axle 912 is fixedly mounted on the lower surface of a top plate 911, a pulley 913 is movably mounted on the outer surface of the second wheel axle 912, the pulley 913 is movably mounted on the inner surface of a chute 914, the chute 914 is fixedly mounted on the inner surface of a device box 5, a first connecting rod 915 is fixedly mounted on the inner surface of the top plate 911, a lifting rod 916 is fixedly mounted on the outer surface of the first connecting rod 915, a third connecting rod 917 is fixedly mounted on the inner surface of the right lower end of the lifting rod 916, a lifting rod base 918 is fixedly mounted on the outer surface of the third connecting rod 917, a fourth connecting rod 919 is fixedly mounted on the inner surface of the two sides of the upper end of the lifting rod 916, a workbench base 920 is fixedly mounted on the outer surface of the fourth connecting rod 919, and a workbench 921 is fixedly mounted on the upper surface of the four workbench bases 920.

The scheme is adopted: the pulley 913 is fixedly arranged on the lower surface of the top plate 911, the pulley 913 is movably arranged on the outer surface of the second wheel 912, the pulley 913 is driven to move by the top plate 911, the pulley 913 is movably arranged on the inner surface of the sliding groove 914, the pulley 913 is limited by movement by the sliding groove 914, the first connecting rod 915 is fixedly arranged on the outer surface of the first connecting rod 915, the lifting rod 916 is driven to move by the top plate 911, the third connecting rod 917 is fixedly arranged on the inner surface of the lower end of the right side of the lifting rod 917, the lifting rod base 918 is fixedly arranged on the inner surface of the equipment box 5, the lifting rod base 918 is fixed on the right end of the lifting rod 916, the lifting rod 916 is driven to lift or descend when the left side of the lifting rod 916 moves, the four connecting rods 919 are fixedly arranged on the inner surfaces of the two sides of the upper end of the lifting rod 916, the four connecting rods 919 are fixedly arranged on the outer surface of the lifting rod 916, the working table 921 is fixedly arranged on the inner surface of the lower end of the lifting rod 916, the lifting rod base 920 is fixedly arranged on the upper surface of the lifting rod 916, and the working table 921 is driven to move by the lifting rod base 920 when the working table is driven to move by the lifting rod base 920, and the working table is driven to move by the lifting table 921.

The working principle of the utility model is as follows:

when in use, the motor 902 is fixedly connected with the transmission shaft 903 through the central shaft, thereby achieving the effect of the motor 902 driving the transmission shaft 903 to rotate, the sprocket 904 is fixedly arranged on the outer surface of the transmission shaft 903, thereby achieving the effect of the transmission shaft 903 driving the sprocket 904 to rotate, the chain 905 is movably arranged on the outer surface of the sprocket 904, the chain 905 is in transmission connection with the sprocket 906, thereby achieving the effect of the sprocket 904 driving the sprocket 906 to rotate together through the chain 905, the connecting rod 907 is fixedly arranged on the outer surface of the sprocket 906, the other end of the connecting rod 907 is movably arranged on the sprocket base 908, thereby achieving the effect of the connecting rod 907 limiting the movement of the sprocket 906, the two lead screws 909 are fixedly arranged on the outer surfaces of the sprocket 904 and the sprocket 906, thereby achieving the effect that the first sprocket 904 and the second sprocket 906 drive the second screw rod 909 on the outer surface to rotate, the second screw rod 909 is provided with the second screw rod lantern ring 910 through surface thread engagement, thereby achieving the effect that the screw rod lantern ring 910 moves on the outer surface when the second screw rod 909 rotates, the top plate 911 is fixedly arranged on the outer surface of the second screw rod lantern ring 910, thereby achieving the effect that the second screw rod lantern ring 910 drives the top plate 911 to move, the second wheel axle 912 is fixedly arranged on the lower surface of the top plate 911, the pulley 913 is movably arranged on the outer surface of the second wheel axle 912, thereby achieving the effect that the top plate 911 drives the pulley 913 to move, the pulley 913 is movably arranged on the inner surface of the chute 914 through the pulley 913, thereby achieving the effect that the chute 914 limits the movement of the pulley 913, the first connecting rod 915 is fixedly arranged on the inner surface of the top plate 911, the outer surface of the first connecting rod 915 is fixedly provided with a lifting rod 916, so that the effect that the top plate 911 drives the other side of the lifting rod 916 to move is achieved, the inner surface of the lower end of the right side of the lifting rod 916 is fixedly provided with a third connecting rod 917, the outer surface of the third connecting rod 917 is fixedly provided with a lifting rod base 918, the lifting rod base 918 is fixedly arranged on the inner surface of the equipment box 5, the effect that the lifting rod base 918 fixes the right end of the lifting rod 916 is achieved, the right end of the lifting rod 916 is fixed, the lifting rod 916 is driven to lift or descend when the left side of the lifting rod 916 moves, the inner surfaces of the two sides of the upper end of the lifting rod 916 are fixedly provided with a fourth connecting rod 919, the outer surface of the fourth connecting rod 919 is fixedly provided with a workbench base 920, so that the lifting rod 916 drives the workbench base 920 to lift, the workbench 921 is fixedly arranged on the upper surfaces of the four workbench bases 920, so that the workbench base 920 drives the workbench 921 to lift, the workbench 921 drives the surveying instrument to lift when the surveying instrument is needed to be surveyed through the lifting of the workbench 921, the first transmission shaft 703 is fixedly connected with the central shaft of the first motor 702, the first motor 702 drives the first transmission shaft 703 to rotate, the rotating shaft 704 is fixedly arranged on the outer surface of the first transmission shaft 703, the first transmission shaft 703 drives the rotating shaft 704 to rotate, two first bevel gears 705 are fixedly arranged on two sides of the outer surface of the rotating shaft 704, the rotating shaft 704 drives the two first bevel gears 705 to rotate, the second bevel gears 706 are arranged through the engagement of the first bevel gears 705 through surface clamping teeth, thereby the effect that the first bevel gear 705 drives the second bevel gear 706 to rotate is achieved, the first screw rod 707 is fixedly arranged on the upper surface of the second bevel gear 706, the effect that the second bevel gear 706 drives the first screw rod 707 to rotate is achieved, the first screw rod lantern rings 708 are arranged on the first screw rod 707 through surface thread engagement, the connecting plates 709 are fixedly connected to the outer surfaces of the two first screw rod lantern rings 708, the effect that the first screw rod 707 drives the connecting plates 709 to perform limiting movement on the outer surfaces of the first screw rod 707 is achieved, the box door 8 is fixedly arranged on the outer surfaces of the connecting plates 709, the effect that the connecting plates 709 drive the box door 8 to move is achieved, and the box door 8 is opened when the box door 8 is closed and used when the mapping device is not used.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a portable engineering survey and drawing device, includes bracing piece (1), closure subassembly (7) and lifting unit (9), its characterized in that: the utility model is characterized in that a mud guard (2) is fixedly arranged on the lower surface of the supporting rod (1), a first wheel shaft (3) is fixedly arranged on the inner surface of the mud guard (2), universal wheels (4) are movably arranged on the outer surface of the first wheel shaft (3), the supporting rod (1) is fixedly arranged at four corners of the lower surface of the equipment box (5), a handle (6) is fixedly arranged on the upper surface of the left side of the equipment box (5), a closing component (7) is fixedly arranged on the inner surface of the equipment box (5), the utility model discloses a portable equipment, including equipment case (5), closing component (7), instrument case (5), lifting component (9), protective housing (10), fixed knob (11) are installed to closing component (7) surface fixed mounting, equipment case (5) internal surface fixed mounting has lifting component (9), lifting component (9) upper surface fixed mounting has protective housing (10), fixed knob (11) internal surface movable mounting has surveying instrument (12).

2. A portable engineering mapping apparatus as claimed in claim 1, wherein: the closing component (7) comprises a motor base (701), the motor base (701) is fixedly arranged at a groove on the inner surface of the equipment box (5), a motor (702) is fixedly arranged on the upper surface of the motor base (701), a transmission shaft (703) is fixedly connected to the motor (702) through a central shaft, and a rotating shaft (704) is fixedly arranged on the outer surface of the transmission shaft (703).

3. A portable engineering mapping apparatus as claimed in claim 2, wherein: the utility model discloses a device, including pivot (704), pivot (704) other end internal surface movable mounting is in equipment case (5) internal surface, pivot (704) surface both sides fixed mounting has two first bevel gears (705), no. two bevel gears (706) are installed through surface latch meshing, no. two fixed mounting has a lead screw (707) on bevel gears (706), no. one lead screw (707) install a lead screw lantern ring (708) through surface screw meshing, two a lead screw lantern ring (708) external surface fixedly connected with connecting plate (709), connecting plate (709) external surface fixed mounting has chamber door (8).

4. A portable engineering mapping apparatus as claimed in claim 1, wherein: lifting component (9) are including No. two motor base (901), no. two motor base (901) fixed mounting is in equipment case (5) internal surface bottom, no. two motor base (901) upper surface fixed mounting has No. two motors (902), no. two motors (902) are through center pin fixedly connected with No. two transmission shafts (903), no. two transmission shaft (903) surface fixed mounting has sprocket (904), sprocket (904) surface movable mounting has chain (905), chain (905) transmission is connected with sprocket (906) No. two.

5. A portable engineering mapping apparatus as claimed in claim 4, wherein: the utility model discloses a chain wheel, including sprocket (906) and roof, sprocket (904) and sprocket (906) surface fixed mounting has No. two connecting rods (907), no. two connecting rods (907) other end movable mounting is in sprocket base (908), sprocket base (908) fixed mounting is in equipment case (5) internal surface, sprocket (904) and No. two sprocket (906) surface fixed mounting have two No. two lead screws (909), no. two lead screws (909) are installed No. two lead screw lantern rings (910) through surface screw engagement, no. two lead screw lantern ring (910) surface fixed mounting has roof (911).

6. A portable engineering mapping apparatus as claimed in claim 5, wherein: the utility model discloses a lifting device for a vehicle, including roof (911) and connecting rod, roof (911) lower surface fixed mounting has No. two shaft (912), no. two shaft (912) surface movable mounting has pulley (913), pulley (913) movable mounting is in spout (914) internal surface, spout (914) fixed mounting is in equipment case (5) internal surface, roof (911) internal surface fixed mounting has No. one connecting rod (915), no. one connecting rod (915) surface fixed mounting has lifter (916).

7. A portable engineering mapping apparatus as claimed in claim 6, wherein: the lifting rod (916) is characterized in that a third connecting rod (917) is fixedly arranged on the inner surface of the lower end of the right side of the lifting rod (916), a lifting rod base (918) is fixedly arranged on the outer surface of the third connecting rod (917), the lifting rod base (918) is fixedly arranged on the inner surface of the equipment box (5), a fourth connecting rod (919) is fixedly arranged on the inner surface of the two sides of the upper end of the lifting rod (916), a workbench base (920) is fixedly arranged on the outer surface of the fourth connecting rod (919), and a workbench (921) is fixedly arranged on the upper surface of the workbench base (920).