CN211694118U

CN211694118U - Surveying instrument support with height-adjustable mounting seat

Info

Publication number: CN211694118U
Application number: CN202020253416.5U
Authority: CN
Inventors: 张厚莉; 张春歌
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-04
Filing date: 2020-03-04
Publication date: 2020-10-16
Anticipated expiration: 2030-03-04

Abstract

The utility model relates to a surveying instrument bracket with an adjustable mounting seat, which comprises a supporting leg with adjustable height and a platform arranged at the upper end of the supporting leg, wherein the platform is provided with a mounting seat; the middle part of the platform is provided with a rotating shaft which is rotatably arranged, and the middle part of the rotating shaft is provided with a through screw hole; a vertically arranged screw is fixed on the mounting seat, the screw is matched with the screw hole, and the screw is arranged in the screw hole; the lower end of the rotating shaft is provided with a driven bevel gear; the surveying instrument support also comprises a transmission device arranged on the platform, the transmission device comprises a first transmission shaft which is horizontally arranged, and a driving bevel gear is arranged at the end part of the first transmission shaft; the driving bevel gear is in meshed transmission with the driven bevel gear. The utility model relates to a surveying instrument support that mount pad height can be adjusted, the mount pad of this support is adjusted horizontally after, the height of the regulation mount pad that can also be convenient has and adjusts the convenience, and advantages such as operate steadily are particularly suitable for open-air survey and drawing operation.

Description

Surveying instrument support with height-adjustable mounting seat

Technical Field

The utility model relates to a surveying instrument support that mount pad height can be adjusted belongs to the surveying and mapping and equips technical field.

Background

The surveying and mapping equipment refers to instruments and devices for data acquisition, processing, output and the like designed and manufactured for surveying and mapping operation, and the instruments are used for various aspects of orientation, distance measurement, angle measurement, height measurement, mapping, photogrammetry and the like required by measurement work in the planning and designing, construction and operation management stages in engineering construction.

Surveying instrument support is the supporting platform who is used for supporting surveying instrument and makes its steady work, is the essential important appurtenance of surveying instrument, and its wide application is in the engineering construction field. Because the construction involves complicated and changeable environmental conditions, the support that the surveying instrument used must guarantee that the surveying instrument can accomplish the survey and drawing under different environmental conditions under its supplementary.

The support that current surveying instrument used can not adapt to complicated geographical environment, and the function is single, can not realize the regulation of height, needs frequently to move the support and reaches the best height, nevertheless to open-air complicated environment, frequently removes the support and more expends time, and work efficiency is low. Therefore, the technical problem to be solved by the technical personnel in the field is to relate to a surveying instrument bracket capable of being adjusted in height.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to above not enough, provide a surveying instrument support that mount pad height can be adjusted, after the mount pad regulation level of this support, the height of regulation mount pad that can also be convenient has the regulation convenience, and advantages such as operate steadily are particularly suitable for open-air survey and drawing operation.

For solving the above problem, the utility model discloses a technical scheme as follows:

a surveying instrument support with an adjustable mounting seat comprises a supporting leg with adjustable height and a platform arranged at the upper end of the supporting leg, wherein the platform is provided with the mounting seat; the middle part of the platform is provided with a rotating shaft which is rotatably arranged, and the middle part of the rotating shaft is provided with a through screw hole; a vertically arranged screw is fixed on the mounting seat, the screw is matched with the screw hole, and the screw is arranged in the screw hole; the lower end of the rotating shaft is provided with a driven bevel gear; the surveying instrument support also comprises a transmission device arranged on the platform, the transmission device comprises a first transmission shaft which is horizontally arranged, and a driving bevel gear is arranged at the end part of the first transmission shaft; the driving bevel gear is in meshed transmission with the driven bevel gear.

As an improvement, the transmission device further comprises a second transmission shaft and a mounting frame arranged on the lower side surface of the platform, and the first transmission shaft and the second transmission shaft are both rotatably arranged on the mounting frame; a large gear is mounted on the first transmission shaft, a small gear is mounted on the second transmission shaft, and the large gear and the small gear are in meshing transmission.

As an improvement, the large gear and the small gear are both straight gears, and the tooth width of the small gear is larger than that of the large gear.

As an improvement, a guide rod which is vertically arranged is fixed on the mounting seat, a guide hole is formed in the platform, the guide rod penetrates through the guide hole, a linear bearing is arranged between the guide hole and the guide rod, and the linear bearing is installed in the guide hole.

As an improvement, a rotary placing table is installed on the installation seat, and a plane bearing is arranged between the rotary placing table and the installation seat.

As an improvement, a positioning block is arranged on the rotary placing table, a positioning screw is arranged on the positioning block, and the end part of the rotary positioning screw can abut against the mounting seat.

As an improvement, two locking nuts are arranged on the screw rod and are respectively positioned above and below the rotating shaft.

As an improvement, the number of the supporting legs is three, and the lower end of each supporting leg is provided with a positioning cone.

The utility model adopts the above technical scheme, compare with prior art, have following advantage:

the surveying instrument support that this mount pad height can be adjusted, the mount pad of this support adjust the level after, the height of the regulation mount pad that can also be convenient has and adjusts the convenience, operates advantages such as steady, is particularly suitable for open-air survey and drawing operation. The rotary placing table is installed on the mounting seat, different angles can be rotated at any time according to needs, and the rotary placing table is suitable for practical use.

Because transmission includes the first transmission shaft and the second transmission shaft of level setting, install the gear wheel on the first transmission shaft, install the pinion on the second transmission shaft, gear wheel and pinion meshing transmission. The height of the mounting seat can be adjusted by rotating the first transmission shaft, and the height of the mounting seat can be finely adjusted by rotating the second transmission shaft, so that the adjustment is more convenient.

The present invention will be described in detail with reference to the accompanying drawings and examples.

Drawings

Fig. 1 is a schematic structural diagram of a surveying instrument support with an adjustable mounting base height according to an embodiment of the present invention;

FIG. 2 is a sectional view A-A of FIG. 1;

FIG. 3 is a cross-sectional view B-B of FIG. 1;

FIG. 4 is a cross-sectional view C-C of FIG. 1;

in the figure, 1-platform, 2-supporting leg, 3-mounting seat, 4-rotating shaft, 5-screw hole, 6-screw rod, 7-driven bevel gear, 8-first transmission shaft, 9-driving bevel gear, 10-guide rod, 11-guide hole, 12-linear bearing, 13-rotary placing table, 14-plane bearing, 15-locking nut, 16-mounting frame, 17-second transmission shaft, 18-hand wheel, 19-big gear, 20-small gear, 21-positioning cone, 22-positioning block and 23-positioning screw.

Detailed Description

Examples

As shown collectively in fig. 1, 2, 3 and 4, a mount height adjustable mapper bracket includes a height adjustable leg 2 and a platform 1 mounted at the upper end of the leg 2. The number of the supporting legs 2 is three, and a positioning cone 21 is arranged at the lower end of each supporting leg 2. The platform 1 is provided with a mounting seat 3. The middle part of platform 1 is equipped with the pivot 4 that rotates the setting, and the middle part of pivot 4 is equipped with screw 5 that runs through. The screw rod 6 is vertically arranged and fixed on the mounting seat 3, the screw rod 6 is matched with the screw hole 5, and the screw rod 6 is installed in the screw hole 5. The lower end of the rotating shaft 4 is provided with a driven bevel gear 7. Two locking nuts 15 are mounted on the screw 6, and the two locking nuts 15 are respectively positioned above and below the rotating shaft 4. The relative positions of the screw 6 and the rotary shaft 4 can be defined from above or below by turning the two lock nuts 15, respectively.

As shown in fig. 1, 2, 3 and 4, the surveying instrument support further includes a transmission device mounted on the platform 1, the transmission device includes a first transmission shaft 8 and a second transmission shaft 17 horizontally arranged, and a mounting frame 16 mounted on the lower side surface of the platform 1, and both the first transmission shaft 8 and the second transmission shaft 17 are rotatably mounted on the mounting frame 16. A gearwheel 19 is arranged on the first transmission shaft 8, a pinion 20 is arranged on the second transmission shaft 17, and the gearwheel 19 and the pinion 20 are in meshing transmission. The large gear 19 and the small gear 20 are straight gears, and the tooth width of the small gear 20 is larger than that of the large gear 19, so that the meshing of the two gears is more stable. Hand wheels 18 are mounted at the ends of the first transmission shaft 8 and the second transmission shaft 17. A drive bevel gear 9 is mounted to the end of the first drive shaft 8. The driving bevel gear 9 is in meshed transmission with the driven bevel gear 7.

As shown in fig. 1, 2, 3 and 4, a vertically arranged guide rod 10 is fixed on the mounting base 3, a guide hole 11 is formed in the platform 1, the guide rod 10 penetrates through the guide hole 11, a linear bearing 12 is arranged between the guide hole 11 and the guide rod 10, and the linear bearing 12 is installed in the guide hole 11. The number of the guide rods 10 is two, and the two guide rods 10 are symmetrically arranged on two sides of the screw rod 6.

As shown in fig. 1, 2, 3 and 4, a rotary mounting table 13 is mounted on the mounting base 3, and a flat bearing 14 is provided between the rotary mounting table 13 and the mounting base 3. The rotary placing table 13 is provided with a positioning block 22, the positioning block 22 is provided with a positioning screw 23, and the end part of the positioning screw 23 can abut against the mounting seat 3, so that the mounting seat 3 and the rotary placing table 13 cannot rotate relatively.

In use, the platform 1 is first brought to a horizontal position using adjustable legs. The surveying instrument is mounted on a rotary placing table 13. When it is desired to raise the height of the surveying instrument, the two locking nuts 15 are first turned so that they are distanced from the platform 1. And rotating a hand wheel 18 at the end part of the first transmission shaft 8 to enable the driving bevel gear 9 to rotate and drive the driven bevel gear 7 and the screw 6 to rotate, so that the mounting seat 3 moves upwards. When the mounting base 3 rotates to the position near the target position, the second transmission shaft 17 is rotated to finely adjust the position of the mounting base 3. When the target position is adjusted, the two locking nuts 15 are turned, so that the installation base 3 and the rotary placing table 13 cannot rotate relatively. When the surveying instrument needs to rotate, the positioning screws 23 are loosened, the rotary placing table 13 is manually rotated to a target position, and then the positioning screws 23 are locked.

To sum up, the utility model relates to a surveying instrument support that the surveying instrument support height of mount pad height can be adjusted this mount pad height can be adjusted's surveying instrument support, the mount pad regulation level back of this support, the height of regulation mount pad that can also be convenient has and adjusts the convenience, operates advantages such as steady, is particularly suitable for open-air mapping operation. The rotary placing table is installed on the mounting seat, different angles can be rotated at any time according to needs, and the rotary placing table is suitable for practical use.

Finally, it should be noted that: although the present invention 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 in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a surveying instrument support that mount pad height can be adjusted which characterized in that: comprises a supporting leg (2) with adjustable height and a platform (1) arranged at the upper end of the supporting leg (2); the platform (1) is provided with a mounting seat (3);

a rotating shaft (4) is rotatably arranged in the middle of the platform (1), and a through screw hole (5) is formed in the middle of the rotating shaft (4); a vertically arranged screw rod (6) is fixed on the mounting seat (3), the screw rod (6) is matched with the screw hole (5), and the screw rod (6) is arranged in the screw hole (5); the lower end of the rotating shaft (4) is provided with a driven bevel gear (7);

the surveying instrument support further comprises a transmission device arranged on the platform (1), the transmission device comprises a first transmission shaft (8) which is horizontally arranged, and a driving bevel gear (9) is arranged at the end part of the first transmission shaft (8); the driving bevel gear (9) is in meshed transmission with the driven bevel gear (7).

2. The mount height adjustable mapper bracket of claim 1, wherein: the transmission device also comprises a second transmission shaft (17) and a mounting rack (16) arranged on the lower side surface of the platform (1), and the first transmission shaft (8) and the second transmission shaft (17) are both rotatably arranged on the mounting rack (16); a gearwheel (19) is arranged on the first transmission shaft (8), a pinion (20) is arranged on the second transmission shaft (17), and the gearwheel (19) and the pinion (20) are in meshing transmission.

3. The mount height adjustable mapper bracket of claim 2, wherein: the large gear (19) and the small gear (20) are straight gears, and the tooth width of the small gear (20) is larger than that of the large gear (19).

4. The mount height adjustable mapper bracket of claim 1, wherein: the mounting base (3) is fixedly provided with a vertically arranged guide rod (10), a guide hole (11) is formed in the platform (1), the guide rod (10) penetrates through the guide hole (11), a linear bearing (12) is arranged between the guide hole (11) and the guide rod (10), and the linear bearing (12) is mounted in the guide hole (11).

5. The mount height adjustable mapper bracket of claim 1, wherein: the mounting seat (3) is provided with a rotary placing table (13), and a plane bearing (14) is arranged between the rotary placing table (13) and the mounting seat (3).

6. The mount height adjustable mapper bracket of claim 5, wherein: the rotary placing table (13) is provided with a positioning block (22), the positioning block (22) is provided with a positioning screw (23), and the end part of the positioning screw (23) can abut against the mounting seat (3) in a rotating mode.

7. The mount height adjustable mapper bracket of claim 6, wherein: two locking nuts (15) are installed on the screw rod (6), and the two locking nuts (15) are respectively located above and below the rotating shaft (4).

8. The mount height adjustable mapper bracket of claim 1, wherein: the number of the supporting legs (2) is three, and the lower end of each supporting leg (2) is provided with a positioning cone (21).