CN220016868U

CN220016868U - Mapping instrument positioning and supporting device

Info

Publication number: CN220016868U
Application number: CN202320986998.1U
Authority: CN
Inventors: 毛慧敏; 赵锦尧
Original assignee: Shandong Yanghang Survey And Mapping Co ltd
Current assignee: Shandong Yanghang Survey And Mapping Co ltd
Priority date: 2023-04-27
Filing date: 2023-04-27
Publication date: 2023-11-14
Anticipated expiration: 2033-04-27

Abstract

The utility model discloses a positioning and supporting device of a surveying instrument, which relates to the technical field of surveying instruments and comprises a bearing table, supporting legs, a fixed block and a lifting handle, wherein the lifting handle is fixed on the side wall of the bearing table; the utility model has reasonable structure, and the support legs are movably arranged, but can not be automatically unfolded and retracted, thereby avoiding the conditions of automatic unfolding and contraction of the support legs in the using and carrying processes and improving the using stability.

Description

Mapping instrument positioning and supporting device

Technical Field

The utility model relates to the technical field of mapping instruments, in particular to a positioning and supporting device for a mapping instrument.

Background

The surveying instrument, simply say instrument and device such as data acquisition, processing, output of being for survey operation design manufacturing, the instrument in the aspects such as various orientations that the engineering construction planning design in, construction and management stage carried out the measurement work required, range finding, the angle measurement, the height measurement, survey and photogrammetry, the surveying instrument is often used in the open air, and when outdoor use then need use positioning support device, support the surveying instrument in the height that is fit for the operation, measure afterwards, the positioning support device of present commonly used is triangle, tripod, launch the landing leg one by one when using, and because the landing leg is many independent activity settings, carry the expansion operation in-process, the landing leg is automatic to be retrieved easily, and take in the in-process of carrying, therefore, positioning support device remains to be improved.

Disclosure of Invention

The utility model aims to provide a positioning and supporting device for a surveying instrument, which is beneficial to the arrangement of a threaded shaft and a rotating rod, and the rotating rod is limited and cannot rotate, so that the supporting legs have a stable self-locking effect no matter in an unfolding or folding state, and the supporting legs are movably arranged but cannot be automatically unfolded and retracted, so that the situation that the supporting legs are automatically unfolded and retracted in the using and carrying processes is avoided, and the using stability is improved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the positioning and supporting device for the surveying instrument comprises a bearing table, supporting legs, a fixed block and a lifting handle, wherein the lifting handle is fixed on the side wall of the bearing table, the fixed heads are fixedly arranged on the upper surface of the bearing table, and the supporting legs are symmetrically distributed at the bottom of the bearing table in pairs;

a fixed block is arranged between the supporting legs on the same surface of the two groups, the fixed block is fixedly connected with the bottom end surface of the bearing table, a driving shaft and an inner rod penetrate through the fixed block in a rotating mode, the driving shaft and the inner rod are vertically distributed, one end, far away from the fixed block, of the driving shaft is connected with a rotating rod, the rotating rod is horizontally arranged below the bearing table, and a first installation block for the driving shaft to rotate and pass through is fixedly installed below the bearing table;

a thread shaft is arranged on the side wall below the bearing table at the position corresponding to the rotating rod in a thread way, the thread shaft and the rotating rod are concentrically distributed, an adjusting head is fixedly connected with one end of the thread shaft far away from the rotating rod, the screw thread axle has the perforation that supplies the rotary rod to slide to penetrate towards the face of rotary rod, and has seted up the spacing groove on the level on the fenestrated inside wall, the protrusion is equipped with along spacing groove lateral sliding's lug on the outer wall of rotary rod.

Preferably, one end of the rotating rod far away from the threaded shaft is rotationally connected with a second mounting block, the second mounting block is fixedly connected with the bottom end surface of the bearing table, and a driving bevel gear is fixedly sleeved on the outer wall of the rotating rod.

Preferably, the driving shafts are symmetrically distributed on two sides of the rotating rod, and driven bevel gears are respectively arranged on the surfaces of the two groups of driving shafts corresponding to the driving bevel gears, and the driven bevel gears are meshed with the driving bevel gears.

Preferably, one end of the driving shaft far away from the driven bevel gear is fixedly connected with a stress bevel gear, the stress bevel gear is rotationally arranged in the fixed block, and an adjusting bevel gear meshed with the stress bevel gear is further arranged in the fixed block.

Preferably, the inside of fixed block is the cavity setting, and has seted up the perforation on the both sides wall respectively, interior pole rotates and passes the perforation, the fixed cover of regulation umbrella tooth is established in the outside of interior pole.

Preferably, the two ends of the inner rod respectively penetrate through the stabilizing blocks, and the stabilizing blocks are distributed at intervals on two sides of the fixing block and are respectively and fixedly connected with the bearing table.

Preferably, the end part of the inner rod, which rotates through the stabilizing block, is fixedly connected with a rotating block, the rotating block is provided with a mounting hole fixedly connected with the inner rod, and the rotating block fixing rod is mounted on the upper surface of the supporting leg.

In summary, the utility model has the technical effects and advantages that:

1. the utility model has reasonable structure, and benefits from the arrangement of the threaded shaft and the rotary rod, the rotary rod is limited and can not rotate, so that the supporting legs have stable self-locking effect no matter in an expanding or folding state, and the supporting legs are movably arranged, but the supporting legs can not be automatically expanded or contracted, thereby avoiding the conditions of automatic expansion or contraction of the supporting legs in the using and carrying processes and improving the using stability.

2. Through rotating the adjusting head, the supporting legs on two sides can be driven to be unfolded relatively or folded relatively, so that the using modes of the supporting legs are more convenient, the supporting legs do not need to be unfolded one by one or folded one by one, the operation is convenient, and the supporting legs can be widely popularized.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic perspective view of a mapping instrument positioning support device;

FIG. 2 is a schematic view of a structure of a bearing table and support legs in a separated state;

FIG. 3 is a schematic diagram of the transmission principle of the adjusting head and the driving shaft;

fig. 4 is a schematic structural diagram of the transmission principle of the inner rod and the driving shaft.

In the figure: 1. a carrying platform; 2. a fixed head; 3. a handle; 4. a fixed block; 5. support legs; 6. a rotating block; 7. a stabilizing block; 8. a drive shaft; 9. a first mounting block; 10. adjusting the head; 11. a second mounting block; 12. driving the umbrella teeth; 13. driven umbrella teeth; 14. a rotating rod; 15. force-bearing umbrella teeth; 16. perforating; 17. adjusting the umbrella teeth; 18. an inner rod; 19. a mounting hole; 20. a threaded shaft.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples: reference to a surveying instrument location strutting arrangement that fig. 1 shows, including plummer 1, supporting leg 5, fixed block 4 and handle 3, handle 3 is fixed on plummer 1's lateral wall, and plummer 1's upper surface fixed mounting has fixed head 2, and supporting leg 5 pairwise symmetric distribution is in plummer 1's bottom.

In this embodiment, referring to fig. 2, 3 and 4, a fixed block 4 is disposed between two groups of supporting legs 5 with the same plane, the fixed block 4 is fixedly connected with the bottom end surface of the bearing table 1, the driving shaft 8 and the inner rod 18 penetrate through the fixed block 4 in a rotating manner, the driving shaft 8 and the inner rod 18 are vertically distributed, one end, far away from the fixed block 4, of the driving shaft 8 is connected with a rotating rod 14, the rotating rod 14 is horizontally disposed below the bearing table 1, and a first mounting block 9 for the driving shaft 8 to rotate and pass through is fixedly mounted below the bearing table 1. The lower side wall of the bearing table 1 is provided with a threaded shaft 20 corresponding to the rotary rod 14 in a threaded manner, the threaded shaft 20 and the rotary rod 14 are concentrically distributed, one end, far away from the rotary rod 14, of the threaded shaft 20 is fixedly connected with an adjusting head 10, the surface, facing the rotary rod 14, of the threaded shaft 20 is provided with a through hole 16 for the rotary rod 14 to slide and penetrate, the inner side wall of the through hole 16 is horizontally provided with a limit groove, and the outer wall of the rotary rod 14 is convexly provided with a lug which transversely slides along the limit groove.

In this embodiment, referring to fig. 3, a second mounting block 11 is rotatably connected to one end of the rotating rod 14 away from the threaded shaft 20, the second mounting block 11 is fixedly connected to the bottom end surface of the carrying platform 1, and a driving bevel gear 12 is fixedly sleeved on the outer wall of the rotating rod 14. The driving shafts 8 are symmetrically distributed on both sides of the rotating rod 14, and driven bevel gears 13 are respectively arranged on the surfaces of the two groups of driving shafts 8 corresponding to the driving bevel gears 12, and the driven bevel gears 13 are meshed with the driving bevel gears 12. The rotating rod 14 is stressed and rotates, the driving bevel gear 12 and the rotating rod 14 rotate synchronously, the driven bevel gears 13 on two sides are driven to rotate synchronously, and the driven bevel gears 13 convert vertical force into transverse force through the driving shaft 8 after being stressed.

As an implementation manner in this embodiment, referring to fig. 4, a force-bearing umbrella tooth 15 is fixedly connected to one end of the driving shaft 8 away from the driven umbrella tooth 13, the force-bearing umbrella tooth 15 is rotatably disposed inside the fixed block 4, and an adjusting umbrella tooth 17 meshed with the force-bearing umbrella tooth 15 is further disposed inside the fixed block 4. The inside of the fixed block 4 is hollow, and two side walls are respectively provided with a perforation 16, an inner rod 18 rotates to pass through the perforation 16, and an adjusting umbrella tooth 17 is fixedly sleeved outside the inner rod 18. The arrangement positions of the adjusting umbrella teeth 17 and the stress umbrella teeth 15 are arranged according to the corresponding directions, in other words, the arrangement positions of the adjusting umbrella teeth 17 and the stress umbrella teeth 15 corresponding to the two direction supporting legs 5 below the bearing table 1 are different.

As an implementation manner in this embodiment, referring to fig. 2 and 4, two ends of the inner rod 18 respectively pass through the stabilizing blocks 7, and two groups of stabilizing blocks 7 are distributed at intervals on two sides of the fixing block 4 and are respectively and fixedly connected with the bearing platform 1. The end part of the inner rod 18, which rotates through the stabilizing block 7, is fixedly connected with a rotating block 6, the rotating block 6 is provided with a mounting hole 19 fixedly connected with the inner rod 18, and the rotating block 6 is fixedly arranged on the upper surface of the supporting leg 5. The forced umbrella teeth 15 in the fixed block 4 drive the driving umbrella teeth 12 to rotate, and the driving shaft 8 rotates to enable the supporting legs 5 to have expanding and contracting force.

The working principle of the utility model is as follows:

when the portable surveying instrument is used, the carrying table 1 is lifted through the lifting handle 3, when the surveying instrument is required to be supported, the carrying table 1 is vertically placed, the adjusting head 10 is rotated, the supporting legs 5 are stably unfolded after the adjusting head 10 is rotated, the surveying instrument can be installed on the fixed head 2 after the supporting legs 5 are unfolded, and although the supporting legs 5 are movably arranged, the supporting legs 5 cannot be automatically unfolded and retracted, so that the situation that the supporting legs 5 are automatically unfolded and retracted in the using and carrying process is avoided, and the using stability is improved;

after the adjusting head 10 rotates, the threaded shaft 20 is stressed to move spirally along the lower part of the bearing table 1, the threaded shaft 20 is movably connected with the rotary rod 14, and the threaded shaft 20 rotates spirally through the matching of the protruding blocks and the limiting grooves, but the rotary rod 14 rotates under stress, the driving umbrella teeth 12 rotate synchronously with the rotary rod 14, the driven umbrella teeth 13 on two sides are driven to rotate synchronously, the driven umbrella teeth 13 convert vertical force into transverse force through the driving shaft 8 after being stressed, the stressed umbrella teeth 15 in the fixing block 4 drive the driving umbrella teeth 12 to rotate, the driving shaft 8 rotates to enable the supporting legs 5 to have expanding and contracting force, the arrangement positions of the adjusting umbrella teeth 17 and the stressed umbrella teeth 15 are different from each other according to the corresponding directions, in other words, the arrangement positions of the adjusting umbrella teeth 17 and the stressed umbrella teeth 15 corresponding to the two direction supporting legs 5 below the bearing table 1 are different, after the inner rod 18 rotates under stress, the supporting legs 5 are adjusted to swing through the rotating block 6, and the rotary rod 14 cannot rotate under limit due to the arrangement of the threaded shaft 20, so that the supporting legs 5 have stable supporting effects, and the supporting legs 5 can be set to have telescopic supporting functions, and the telescopic supporting legs can be used conveniently and widely.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a surveying instrument location strutting arrangement, includes plummer (1), supporting leg (5), fixed block (4) and handle (3), its characterized in that: the handles (3) are fixed on the side wall of the bearing table (1), the fixing heads (2) are fixedly arranged on the upper surface of the bearing table (1), and the supporting legs (5) are symmetrically distributed at the bottom of the bearing table (1) in pairs;

a fixed block (4) is arranged between the supporting legs (5) on the same sides of the two groups, the fixed block (4) is fixedly connected with the bottom end surface of the bearing table (1), a driving shaft (8) and an inner rod (18) penetrate through the fixed block (4) in a rotating mode, the driving shaft (8) and the inner rod (18) are vertically distributed, one end, far away from the fixed block (4), of the driving shaft (8) is connected with a rotating rod (14), the rotating rod (14) is horizontally arranged below the bearing table (1), and a first installation block (9) for the driving shaft (8) to rotate and penetrate through is fixedly installed below the bearing table (1).

The utility model discloses a rotary table, including rotary rod (14), screw shaft (20) are installed to below lateral wall of plummer (1) corresponding rotary rod (14) department screw thread, screw shaft (20) are concentric with rotary rod (14) and are distributed, one end fixedly connected with adjustment head (10) that rotary rod (14) were kept away from to screw shaft (20), the face of screw shaft (20) orientation rotary rod (14) has perforation (16) that supply rotary rod (14) to slide to penetrate, and the spacing groove has been seted up to the level on the inside wall of perforation (16), the protrusion is equipped with along spacing groove lateral sliding's lug on the outer wall of rotary rod (14).

2. The mapping instrument positioning support device of claim 1, wherein: one end of the rotating rod (14) far away from the threaded shaft (20) is rotationally connected with a second installation block (11), the second installation block (11) is fixedly connected with the bottom end surface of the bearing table (1), and a driving umbrella tooth (12) is fixedly sleeved on the outer wall of the rotating rod (14).

3. A surveying instrument positioning support according to claim 2, wherein: the driving shafts (8) are symmetrically distributed on two sides of the rotating rods (14) to form two groups, driven bevel gears (13) are respectively arranged on the surfaces of the driving shafts (8) corresponding to the driving bevel gears (12), and the driven bevel gears (13) are meshed with the driving bevel gears (12).

4. A surveying instrument positioning support according to claim 3, wherein: one end of the driving shaft (8) far away from the driven bevel gear (13) is fixedly connected with a stress bevel gear (15), the stress bevel gear (15) is rotationally arranged in the fixed block (4), and an adjusting bevel gear (17) meshed with the stress bevel gear (15) is further arranged in the fixed block (4).

5. The mapping instrument positioning support device of claim 4, wherein: the inside of fixed block (4) is the cavity setting, and has seted up perforation (16) on both sides wall respectively, interior pole (18) rotate and pass perforation (16), the outside at interior pole (18) is established to the fixed cover of regulation umbrella tooth (17).

6. The mapping instrument positioning support device of claim 5, wherein: the two ends of the inner rod (18) respectively penetrate through the stabilizing blocks (7), and the stabilizing blocks (7) are distributed at intervals on two sides of the fixed block (4) and are respectively and fixedly connected with the bearing table (1).

7. The mapping instrument positioning support device of claim 6, wherein: the inner rod (18) rotates to penetrate through the end part of the stabilizing block (7) and is fixedly connected with the rotating block (6), the rotating block (6) is provided with a mounting hole (19) fixedly connected with the inner rod (18), and the fixed rod of the rotating block (6) is mounted on the upper surface of the supporting leg (5).