CN220061187U

CN220061187U - Portable surveying instrument

Info

Publication number: CN220061187U
Application number: CN202321458503.4U
Authority: CN
Inventors: 罗伶芝; 周莎; 杨镇; 洪卢文
Original assignee: Anji Zhengda Surveying And Mapping Co ltd
Current assignee: Anji Zhengda Surveying And Mapping Co ltd
Priority date: 2023-06-08
Filing date: 2023-06-08
Publication date: 2023-11-21
Anticipated expiration: 2033-06-08

Abstract

The utility model discloses a portable surveying instrument which comprises a workbench and a surveying instrument main body arranged on the upper surface of the workbench, wherein the lower surface of the workbench is rotatably connected with a plurality of supporting frames, the lower end of each supporting frame is fixedly provided with a threaded rod, a sliding block is sleeved on the threaded rod, the side wall of the sliding block is fixedly provided with a connecting rod, the lower end of the connecting rod is fixedly provided with a universal wheel, and a driving assembly for driving the sliding block to move is arranged on the workbench. According to the utility model, when the surveying instrument needs to be moved, the fixed plate, the motor and the driving gear are controlled to move downwards through the air cylinder, the supporting frame is retracted, the driven gear meshed with the driving gear is driven to rotate through the motor, so that the sliding block on the threaded rod is abutted against the driven gear to move downwards, the universal wheel is enabled to move downwards and jack up the workbench, the threaded rod is enabled to be separated from the ground, the surveying instrument is moved to the next place through the universal wheel, the labor is saved in the process of moving the surveying instrument, the labor-saving operation of manually carrying the surveying instrument is avoided, and the working intensity of a user is reduced.

Description

Portable surveying instrument

Technical Field

The utility model relates to the technical field of surveying instruments, in particular to a portable surveying instrument.

Background

In the planning and design of engineering construction, instruments in the aspects of orientation, ranging, angle measurement, height measurement, mapping, photogrammetry and the like are needed, and a surveying instrument is a common device in engineering construction, is an instrument and device for data acquisition, processing, output and the like designed and manufactured for surveying and mapping operation, and is commonly used in the engineering fields of civil engineering, construction, exploration and the like at present.

The utility model discloses a portable surveying instrument in chinese patent of utility model of publication No. CN214121201U, including the chuck, the bottom swing joint of chuck has three dwang, and is three the bottom one side of dwang all is provided with the arc, the bottom one end fixedly connected with lug of dwang, and the bottom of dwang is connected with the regulation pole, one side of lug is provided with the hidden discount seat, the inside of arc is provided with annular bandage.

With respect to the related art in the above, the inventors consider that there are the following drawbacks: when need survey and drawing a plurality of places, the staff needs artifical transport surveying instrument, can not be to the convenient drive of surveying instrument, has increased user's working strength.

Disclosure of Invention

In order to solve the problems, the utility model provides a portable surveying instrument.

The technical aim of the utility model is realized by the following technical scheme: the utility model provides a portable surveying instrument, includes the workstation and installs the surveying instrument main part at the workstation upper surface, the workstation lower surface rotates and is connected with a plurality of support frames, every the support frame lower extreme all is fixed with the threaded rod, the slider is established to the cover on the threaded rod, the slider lateral wall is fixed with the connecting rod, the connecting rod lower extreme is fixed with the universal wheel, install the drive assembly who is used for driving the slider to remove on the workstation.

Through adopting above-mentioned technical scheme, when surveying and mapping finishes a place, the staff packs up the support frame to drive the slider downwardly moving through drive assembly, thereby make with slider fixed connecting rod and universal wheel downwardly moving, and jack-up workstation, make the threaded rod break away from ground, thereby remove the surveying instrument through the universal wheel to the place down, removed the laborious operation of manual handling surveying instrument from, reduced user's working strength.

Further, the driving assembly comprises an air cylinder fixed with the lower surface of the workbench, a fixed plate fixed with the end part of a piston rod of the air cylinder, a motor fixed with the lower surface of the fixed plate, a driving gear fixed with the end part of an output shaft of the motor, and a driven gear in threaded connection with the threaded rod and meshed with the driving gear, wherein the lower surface of the driven gear is in butt joint with the upper surface of the sliding block.

Through adopting above-mentioned technical scheme, when needs remove the surveying instrument, the staff passes through cylinder control fixed plate, motor and driving gear and moves down, packs up the support frame again, makes driven gear and driving gear meshing on the support frame, drives the driven gear rotation with driving gear meshing through the motor, makes slider on the threaded rod by driven gear support tight down movement to make connecting rod and universal wheel on the slider move down and jack-up workstation, make the movable workbench more laborsaving.

Further, the side wall of the air cylinder is fixedly provided with a plurality of limiting rods, and the limiting rods are matched with the supporting frames in a one-to-one correspondence manner.

Through adopting above-mentioned technical scheme, when needs remove the surveying instrument, the setting of gag lever post for pack up the position of back support frame and be restricted by the gag lever post, at this moment, driven gear can with the driving gear meshing, thereby open the motor and can extend out the universal wheel fast, be convenient for driven gear and driving gear intermeshing.

Further, a limiting block is fixed on the threaded rod.

Through adopting above-mentioned technical scheme, the stopper is located driven gear's upper end, and the distance of driven gear upward displacement has been restricted in the setting of stopper to driven gear upward movement too much and the probability that the driving gear breaks away from have been reduced.

Furthermore, the lateral wall of the threaded rod is provided with a positioning groove, a bolt connected with the sliding block in a sliding way is arranged on the sliding block in a penetrating mode, and the bolt is matched with the positioning groove in a plugging mode.

Through adopting above-mentioned technical scheme, when needing to expand the support frame, insert the bolt in the constant head tank of threaded rod lateral wall for the slider is fixed, thereby makes connecting rod and the universal wheel on the slider fixed, has reduced the staff and has used the probability that the slider drove connecting rod and universal wheel landing downwards in the surveying instrument in-process.

Further, every the support frame is all installed on the workstation through coupling assembling, every group coupling assembling all include with workstation lower surface mounting have the U template, run through and set up on the U template and rotate the pivot of being connected, fixed cover locate pivot epaxial dwang and cover locate pivot and with pivot threaded connection's stop nut, the dwang is fixed with the lateral wall of support frame.

Through adopting above-mentioned technical scheme, when the turned angle of fixed support frame is needed, the staff need screw up stop nut, makes stop nut's lateral wall and U template lateral wall support tightly to it is spacing to the pivot, has reduced support frame automatic pivoted probability, has strengthened the stability of support frame.

Further, a rubber sheet is sleeved on the rotating shaft and arranged between the U-shaped plate and the limit nut.

Through adopting above-mentioned technical scheme, the sheet rubber adopts rubber material to make, and its surface has great frictional force, and stop nut cooperates with the U template and supports tightly, has strengthened the frictional force between stop nut and the U template, has further reduced the automatic pivoted probability of support frame, in addition, the setting of sheet rubber has still reduced the wearing and tearing between stop nut and the U template.

Further, the driving gear is made of nylon materials.

Through adopting above-mentioned technical scheme, the driving gear that nylon material was made has characteristics such as mechanical strength is high, toughness is good, coefficient of friction is little, and the nylon material is lighter for metal material weight for the staff carries the surveying instrument more laborsaving, has reduced the staff and is carrying the working strength of surveying instrument.

In summary, the utility model has the following beneficial effects:

1. according to the utility model, when a place is mapped, a worker stows the support frame and drives the sliding block to move downwards through the driving assembly, so that the connecting rod and the universal wheel fixed with the sliding block move downwards and jack up the workbench, the threaded rod is separated from the ground, and the mapping instrument is moved to the next place through the universal wheel, so that the laborious operation of manually carrying the mapping instrument is avoided, and the working intensity of a user is reduced;

2. according to the utility model, when a surveying instrument needs to be moved, a worker controls the fixed plate, the motor and the driving gear to move downwards through the air cylinder, and then the support frame is retracted, so that the driven gear on the support frame is meshed with the driving gear, the driven gear meshed with the driving gear is driven to rotate through the motor, the sliding block on the threaded rod is abutted against the driven gear to move downwards, and therefore, the connecting rod on the sliding block and the universal wheel move downwards and jack up the workbench, and the movable workbench is more labor-saving;

3. according to the utility model, when the surveying instrument needs to be moved, the position of the supporting frame is limited by the limiting rod after the supporting frame is retracted, and at the moment, the driven gear can be meshed with the driving gear, so that the universal wheel can be quickly stretched out by starting the motor, and the driven gear and the driving gear are conveniently meshed with each other.

Drawings

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

FIG. 2 is an enlarged schematic view at A in FIG. 1;

FIG. 3 is a schematic view showing the structure of a latch according to an embodiment of the present utility model.

In the figure: 1. a work table; 2. a surveying instrument body; 3. a support frame; 4. a threaded rod; 41. a limiting block; 42. a positioning groove; 5. a slide block; 51. a plug pin; 6. a connecting rod; 7. a universal wheel; 8. a drive assembly; 81. a cylinder; 811. a limit rod; 82. a fixing plate; 83. a motor; 84. a drive gear; 85. a driven gear; 9. a connection assembly; 91. a U-shaped plate; 92. a rotating shaft; 93. a rotating lever; 94. a limit nut; 10. a rubber sheet.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model; it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.

As shown in fig. 1-3, the embodiment of the utility model discloses a portable surveying instrument, which comprises a workbench 1, a surveying instrument main body 2, a supporting frame 3, a threaded rod 4, a sliding block 5, a connecting rod 6, a universal wheel 7 and a driving assembly 8.

The workstation 1 is discoid structure, and the surveying instrument main part 2 is for the surveying instrument main part 2 that commonly used among the prior art and be suitable for this embodiment, and surveying instrument main part 2 is installed at workstation 1 upper surface. The support frame 3 is rectangular rod-shaped structure, and support frame 3 rotates to be connected at workstation 1 lower surface, and support frame 3 is provided with a plurality of. The upper end of the threaded rod 4 is of a rod-shaped structure which is vertically arranged, the bottom of the threaded rod 4 is of a conical structure with the vertex downward, and the threaded rod 4 is fixed with the lower end of the supporting frame 3. The sliding block 5 is of a cuboid structure, and the sliding block 5 is sleeved on the threaded rod 4. The connecting rod 6 is a round rod-shaped structure with an L-shaped section, and the connecting rod 6 is fixed on the side wall of the sliding block 5. The universal wheel 7 is the universal wheel 7 commonly used in the prior art and applicable to the embodiment, and the universal wheel 7 is fixed at the lower end of the connecting rod 6.

The driving assembly 8 is mounted on the table 1 for driving the slider 5 to move, and the driving assembly 8 includes an air cylinder 81, a fixing plate 82, a motor 83, a driving gear 84, and a driven gear 85. An air cylinder 81 is fixed to the lower surface of the table 1, and a piston rod of the air cylinder 81 extends vertically downward. The fixing plate 82 has a plate-like structure, and the fixing plate 82 is fixed to the piston rod end of the cylinder 81. The motor 83 is fixed to the lower surface of the fixing plate 82, and an output shaft of the motor 83 extends vertically downward. The driving gear 84 is fixed to an output shaft end portion of the motor 83, and an axis of the driving gear 84 coincides with an axis of an output shaft of the motor 83. The driven gear 85 is in threaded connection with the threaded rod 4, the driven gear 85 is meshed with the driving gear 84, the axis of the driven gear 85 is coincident with the axis of the threaded rod 4, and the lower surface of the driven gear 85 is abutted with the upper surface of the sliding block 5.

When the surveying instrument needs to be moved, a worker controls the fixed plate 82, the motor 83 and the driving gear 84 to move downwards through the air cylinder 81, and then the supporting frame 3 is retracted, so that the driven gear 85 on the supporting frame 3 is meshed with the driving gear 84, the driven gear 85 meshed with the driving gear 84 is driven to rotate through the motor 83, the sliding block 5 on the threaded rod 4 is abutted to move downwards by the driven gear 85, so that the connecting rod 6 on the sliding block 5 moves downwards with the universal wheel 7 and jacks up the workbench 1, the threaded rod 4 is separated from the ground, the surveying instrument is moved to the next place through the universal wheel 7, labor is saved in the process of moving the surveying instrument, the labor-saving operation of manually carrying the surveying instrument is avoided, and the working strength of a user is reduced.

In order to facilitate the mutual engagement of the driven gear 85 and the driving gear 84, a plurality of limit rods 811 are fixed on the side wall of the air cylinder 81, the limit rods 811 are matched with the support frames 3 in a one-to-one correspondence manner, when the surveying instrument needs to be moved, the position of the support frames 3 after being retracted is limited by the limit rods 811, at the moment, the driven gear 85 can be engaged with the driving gear 84, and the universal wheel 7 can be quickly stretched out by starting the motor 83, so that the driven gear 85 and the driving gear 84 can be mutually engaged.

In order to reduce the probability of the driven gear 85 separating from the driving gear 84, a limiting block 41 is fixed on the threaded rod 4, the limiting block 41 is positioned at the upper end of the driven gear 85, and the distance of upward displacement of the driven gear 85 is limited by the arrangement of the limiting block 41, so that the probability of the driven gear 85 separating from the driving gear 84 due to excessive upward movement of the driven gear 85 is reduced.

In order to reduce the probability that the slide block 5 drives the connecting rod 6 and the universal wheel 7 to slide down, the side wall of the threaded rod 4 is provided with the positioning groove 42, the slide block 5 is penetrated and provided with the bolt 51 which is connected with the slide block 5 in a sliding way, the bolt 51 is matched with the positioning groove 42 in a plugging way, when the support frame 3 needs to be unfolded, the bolt 51 is inserted into the positioning groove 42 on the side wall of the threaded rod 4, the slide block 5 is fixed, and therefore the connecting rod 6 and the universal wheel 7 on the slide block 5 are fixed, and the probability that the slide block 5 drives the connecting rod 6 and the universal wheel 7 to slide down in the process of using a surveying instrument by staff is reduced.

In order to enhance the stability of the support frames 3, each support frame 3 is mounted on the workbench 1 through a connecting assembly 9, and the connecting assembly 9 comprises a U-shaped plate 91, a rotating shaft 92, a rotating rod 93 and a limit nut 94. The U-shaped plate 91 has a plate-like structure with a U-shaped cross section, and the U-shaped plate 91 is fixed on the lower surface of the workbench 1. The rotating shaft 92 is a round rod-shaped structure which is horizontally arranged, and the rotating shaft 92 penetrates through the U-shaped plate 91 and is rotationally connected with the U-shaped plate 91. The rotating rod 93 is of a rectangular rod-shaped structure, the rotating rod 93 is fixed with the side wall of the supporting frame 3, and the rotating rod 93 is fixedly sleeved on the rotating shaft 92. The limit nut 94 is of a hexagonal block structure, the limit nut 94 is sleeved on the rotating shaft 92, and the limit nut 94 is in threaded connection with the rotating shaft 92. When the rotation angle of the support frame 3 needs to be fixed, a worker needs to screw the limit nut 94, so that the side wall of the limit nut 94 is abutted against the side wall of the U-shaped plate 91, the rotation shaft 92 is limited, the probability of automatic rotation of the support frame 3 is reduced, and the stability of the support frame 3 is enhanced.

In order to further reduce the probability of automatic rotation of the support frame 3, a rubber sheet 10 is sleeved on the rotating shaft 92, the rubber sheet 10 is arranged between the U-shaped plate 91 and the limiting nut 94, the rubber sheet 10 is made of rubber materials, the surface of the rubber sheet is provided with larger friction force, the limiting nut 94 is matched with the U-shaped plate 91 and is abutted against the U-shaped plate 91, the friction force between the limiting nut 94 and the U-shaped plate 91 is enhanced, the probability of automatic rotation of the support frame 3 is further reduced, and in addition, the arrangement of the rubber sheet 10 also reduces abrasion between the limiting nut 94 and the U-shaped plate 91.

In order to make the staff carry the surveying instrument more laborsaving, the driving gear 84 is the driving gear 84 that nylon material was made, and the driving gear 84 that nylon material was made has characteristics such as mechanical strength is high, toughness is good, coefficient of friction is little, and the nylon material is lighter for metal material weight to make the staff carry the surveying instrument more laborsaving, reduced the staff at the working strength who carries the surveying instrument.

The use principle of the portable surveying instrument in the embodiment is as follows: when the surveying instrument needs to be moved, a worker controls the fixed plate 82, the motor 83 and the driving gear 84 to move downwards through the air cylinder 81, and then the supporting frame 3 is retracted, so that the driven gear 85 on the supporting frame 3 is meshed with the driving gear 84, the driven gear 85 meshed with the driving gear 84 is driven to rotate through the motor 83, the sliding block 5 on the threaded rod 4 is abutted to move downwards by the driven gear 85, so that the connecting rod 6 on the sliding block 5 moves downwards with the universal wheel 7 and jacks up the workbench 1, the threaded rod 4 is separated from the ground, the surveying instrument is moved to the next place through the universal wheel 7, labor is saved in the process of moving the surveying instrument, the labor-saving operation of manually carrying the surveying instrument is avoided, and the working strength of a user is reduced.

The above description is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.

Claims

1. The utility model provides a portable surveying instrument, includes workstation (1) and installs at surveying instrument main part (2) of workstation (1) upper surface, characterized by: the utility model discloses a workbench, including workstation (1), support frame (3), slider (5), connecting rod (6), universal wheel (7) are fixed with in workstation (1), every workstation (1) lower surface rotates and is connected with a plurality of support frames (3), every support frame (3) lower extreme all is fixed with threaded rod (4), slider (5) are established to the cover on threaded rod (4), slider (5) lateral wall is fixed with connecting rod (6), connecting rod (6) lower extreme is fixed with universal wheel (7), install on workstation (1) and be used for driving subassembly (8) that slider (5) removed.

2. The portable mapper of claim 1, wherein: the driving assembly (8) comprises an air cylinder (81) fixed with the lower surface of the workbench (1), a fixing plate (82) fixed with the end part of a piston rod of the air cylinder (81), a motor (83) fixed with the lower surface of the fixing plate (82), a driving gear (84) fixed with the end part of an output shaft of the motor (83), and a driven gear (85) in threaded connection with the threaded rod (4) and meshed with the driving gear (84), wherein the lower surface of the driven gear (85) is in butt joint with the upper surface of the sliding block (5).

3. A portable mapper according to claim 2, wherein: a plurality of limiting rods (811) are fixed on the side wall of the air cylinder (81), and the limiting rods (811) are matched with the supporting frame (3) in one-to-one correspondence.

4. A portable mapper according to claim 3, wherein: a limiting block (41) is fixed on the threaded rod (4).

5. The portable mapper of claim 4, wherein: the side wall of the threaded rod (4) is provided with a positioning groove (42), a bolt (51) connected with the sliding block (5) in a sliding manner is arranged on the sliding block (5) in a penetrating manner, and the bolt (51) is matched with the positioning groove (42) in a plugging manner.

6. The portable mapper of claim 1, wherein: every support frame (3) is all installed on workstation (1) through coupling assembling (9), every group coupling assembling (9) all include with workstation (1) lower surface fixation have U template (91), run through and set up pivot (92) on U template (91) and rotate the connection, dead lever (93) and cover on locating pivot (92) are located on pivot (92) and with pivot (92) threaded connection's stop nut (94), pivot (93) are fixed with the lateral wall of support frame (3).

7. The portable mapper of claim 6, wherein: the rubber sheet (10) is sleeved on the rotating shaft (92), and the rubber sheet (10) is arranged between the U-shaped plate (91) and the limit nut (94).

8. A portable mapper according to claim 2, wherein: the driving gear (84) is made of nylon material.