CN219178575U

CN219178575U - Total station small prism fixer

Info

Publication number: CN219178575U
Application number: CN202320724798.9U
Authority: CN
Inventors: 刘卫军; 张献伟; 张海燕; 刘萌; 王俊智
Original assignee: Xinjiang Institute of Engineering
Current assignee: Xinjiang Institute of Engineering
Priority date: 2023-04-04
Filing date: 2023-04-04
Publication date: 2023-06-13
Anticipated expiration: 2033-04-04

Abstract

The utility model discloses a small prism fixer of a total station, and belongs to the technical field of total stations. The utility model provides a total powerstation prism fixer, includes the base, can dismantle on the base and be connected with the installing frame that is used for installing the prism, fixedly connected with prism body still includes on the installing frame: the mounting block is connected to the base in a lifting manner, the bottom of the mounting block is fixedly connected with a guide block, a guide groove which is connected with the guide block in a sliding manner is formed in the base, the mounting frame is connected to the top of the mounting block in a sliding manner, and a lifting assembly for driving the mounting block to lift is arranged in the base; the mounting block is provided with a fixing piece for limiting the sliding of the mounting frame; according to the utility model, the rotating shaft is rotatably arranged in the base, the second gear meshed with the rack is fixedly connected to the rotating shaft, and the mounting block can be driven to slide up and down in the guide groove by rotating the rotating shaft, so that the height of the small prism body is adjusted, and the practicability is improved.

Description

Total station small prism fixer

Technical Field

The utility model relates to the technical field of total stations, in particular to a small prism fixer of a total station.

Background

The total station, namely the total station type electronic distance meter, is a high-technology measuring instrument integrating light, machinery and electricity, is a surveying instrument system integrating the functions of measuring horizontal angle, vertical angle, distance (inclined distance and flat distance) and height difference, and is widely applied to the field of precision engineering measurement or deformation monitoring of large-scale ground buildings, underground tunnel construction and the like. When the range affected by construction is smaller and the measurement precision required by monitoring is met in the measurement range of a full-automatic total station, a right-angle small prism is required to be used when datum points are arranged at two ends with relatively smaller deformation outside the monitoring interval range and in the instrument measurement range.

Through searching, chinese patent application number: 202122689402.5 discloses a total powerstation prism fixer convenient to dismantle, including the dead lever, the top fixedly connected with installation pole of dead lever is provided with the little arris picture frame of right angle on the installation pole, and the mounting groove with installation pole surface sliding connection is seted up at the top of the little prism frame transverse lever of right angle, and the mounting groove is logical groove, and the top slip of installation pole runs through the inside of mounting groove and extends to the outside of mounting groove. This total powerstation small prism fixer convenient to dismantle, dismantlement through the little prismatic frame of right angle makes the staff install and dismantle the device more conveniently, makes the staff when carrying out the work, and the staff obtains certain promotion to the installation rate of the little prismatic frame of right angle to make the staff install more smoothly, and reduce the influence that the little prismatic frame of right angle caused the engineering progress to a certain extent, thereby make the staff can use the device more conveniently. The above patents have the following disadvantages in practical use: in the use, be inconvenient for adjusting the height between right angle prism picture frame and the fixer, influence result of use.

Disclosure of Invention

The utility model aims to solve the problem that the height between a frame and a fixer of a right-angle small prism is inconvenient to adjust in the prior art, and provides a fixer of a small prism of a total station.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a total powerstation prism fixer, includes the base, can dismantle on the base and be connected with the installing frame that is used for installing the prism, fixedly connected with prism body still includes on the installing frame: the mounting block is connected to the base in a lifting manner, the bottom of the mounting block is fixedly connected with a guide block, a guide groove which is connected with the guide block in a sliding manner is formed in the base, the mounting frame is connected to the top of the mounting block in a sliding manner, and a lifting assembly for driving the mounting block to lift is arranged in the base; and a fixing piece used for limiting the sliding of the mounting frame is arranged on the mounting block.

In order to drive the installation block to slide up and down, preferably, the lifting assembly comprises a rotating shaft which is rotationally connected in the base, wherein the rotating shaft extends to a second gear fixedly connected in the guide groove, a rack which is meshed with the second gear is fixedly connected on the guide block, the rotating shaft extends out of the base and is fixedly connected with an adjusting wheel, and a limiting assembly which is used for limiting the rotating shaft to rotate is arranged in the base.

In order to prevent the installation block from sliding downwards, the limiting assembly comprises a first gear, a limiting cavity is formed in the base, the first gear is fixedly connected in the limiting cavity, a third gear meshed with the first gear is fixedly connected to the rotating shaft, and an elastic piece for enabling the third gear to reset is arranged in the limiting cavity.

In order to ensure that the gear III is always meshed with the gear I under the action of no external force, the elastic piece is a spring II, and two ends of the spring II are respectively propped against the limiting cavity and the gear three end face.

Preferably, the mounting comprises a connecting block fixedly connected to the bottom of the mounting frame, wherein a driving rod is slidably connected in the mounting block, a limiting groove is formed in the mounting block, a limiting plate is slidably connected in the limiting groove, the driving rod extends into the limiting groove and is fixedly connected with the limiting plate, a limiting block is fixedly connected to the limiting plate, a clamping groove corresponding to the limiting block is formed in the connecting block, and a first spring for enabling the limiting plate to reset is arranged in the limiting groove.

Preferably, the mounting frame is of an L-shaped structure, and the small prism body is mounted on an L-shaped vertical rod.

Compared with the prior art, the utility model provides the total station small prism fixer, which has the following beneficial effects:

1. according to the total station small prism fixer, the guide block is fixedly arranged at the bottom of the installation block, the rack is arranged on the guide block, the rotating shaft is rotatably arranged in the base, the second gear meshed with the rack is fixedly connected to the rotating shaft, the installation block can be driven to slide up and down in the guide groove through the rotating shaft, the height of the small prism body is adjusted, and the practicability is improved;

2. according to the small prism fixer of the total station, the first gear is fixedly connected in the base, the third gear meshed with the first gear is fixedly connected to the rotating shaft, after the height adjustment of the mounting block is completed, the third gear and the first gear are in a meshed state, and the mounting block and the mounting frame on the mounting block can be prevented from sliding downwards under the condition of gravity or other conditions, so that the use is affected.

The utility model is characterized in that a rotating shaft is arranged in the base in a rotating way, a gear II meshed with the rack is fixedly connected on the rotating shaft, and the rotating shaft is rotated to drive the mounting block to slide up and down in the guide groove, so that the height of the small prism body is adjusted, and the practicability is improved.

Drawings

FIG. 1 is a schematic diagram of a total station small prism fixer according to the present utility model;

FIG. 2 is a front view of a total station prism holder according to the present utility model;

FIG. 3 is an enlarged view of portion A of FIG. 2 of the total station prism holder according to the present utility model;

fig. 4 is an enlarged view of part B of fig. 2 of the total station mini-prism holder according to the present utility model.

In the figure: 1. a base; 101. a guide groove; 102. a first gear; 103. a spacing cavity; 2. a mounting frame; 201. a small prism body; 202. a connecting block; 203. a clamping groove; 3. a mounting block; 301. a guide block; 302. a rack; 303. a limit groove; 4. a driving rod; 401. a limiting block; 402. a limiting plate; 403. a first spring; 5. a rotating shaft; 501. a second gear; 502. a third gear; 503. an adjusting wheel; 504. and a second spring.

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.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Examples:

referring to fig. 1 to 4, the total station small prism fixer comprises a base 1, wherein a mounting frame 2 for mounting a small prism is detachably connected to the base 1, the mounting frame 2 is of an L-shaped structure, a small prism body 201 is mounted on an L-shaped vertical rod, the small prism is an L-shaped right angle prism in the prior art, a mounting block 3 is connected to the base 1 in a lifting manner, a guide groove 101 is formed in the base 1, a guide block 301 which is in sliding connection with the guide groove 101 is fixedly connected to the bottom of the mounting block 3, the mounting frame 2 is in sliding connection with the top of the mounting block 3, and a lifting assembly for driving the mounting block 3 to lift is arranged in the base 1; the mounting block 3 is provided with a fixing piece for limiting the sliding of the mounting frame 2, and when the mounting block is used, the mounting frame 2 can be detached from the mounting block 3 and mounted through adjusting the fixing piece, so that the engineering progress is improved.

When the installation block is used, the guide block 301 is fixedly arranged at the bottom of the installation block 3, the rack 302 is arranged on the guide block 301, the rotating shaft 5 is rotationally arranged in the base 1, the second gear 501 meshed with the rack 302 is fixedly connected to the rotating shaft 5, the installation block 3 can be driven to slide up and down in the guide groove 101 by rotating the rotating shaft 5, the height of the small prism body 201 is adjusted, the practicability is improved, the first gear 102 is fixedly connected in the base 1, the third gear 502 meshed with the first gear 102 is fixedly connected to the rotating shaft 5, after the height adjustment of the installation block 3 is completed, the third gear 502 and the first gear 102 are in a meshed state, and the installation block 3 and the installation frame 2 above the installation block can be prevented from sliding down under the gravity or other conditions, so that the use is influenced.

Referring to fig. 1 and 2, the lifting assembly includes a rotating shaft 5 rotatably connected to the base 1, a gear two 501 fixedly connected to one end of the rotating shaft 5 extending into the guide groove 101, a rack 302 meshed with the gear two 501 fixedly connected to the guide block 301, when the rotating shaft 5 rotates, the rack 302 can be driven to slide up and down by the gear two 501, the lifting process of the mounting block 3 is realized, the lifting assembly is convenient to adjust, an adjusting wheel 503 is fixedly connected to the outer part of the rotating shaft 5 extending out of the base 1, anti-slip patterns are formed on the circumference of the adjusting wheel 503, slipping can be avoided when the adjusting wheel 503 is rotated, effort is facilitated, in order to prevent the mounting block 3 from sliding down after the height adjustment of the mounting block 3 is completed, a limiting assembly for limiting the rotation of the rotating shaft 5 is arranged in the base 1, so that the mounting block 3 can be prevented from sliding down, when in use, the adjusting wheel 503 is rotated to drive the rotating shaft 5 and the gear two 501 to rotate, the gear two 501 are meshed with the rack 302, and the mounting block 3 is driven to slide up and down.

Referring to fig. 1, 2 and 4, the limiting assembly includes a limiting cavity 103 formed in a base 1, a first gear 102 fixedly connected in the limiting cavity 103, an inner gear serving as the first gear 102, a third gear 502 fixedly connected on a rotating shaft 5 and meshed with the first gear 102, an elastic member for resetting the third gear 502 is arranged in the limiting cavity 103, the elastic member can be an elastic air bag or a spring piece or an elastic steel plate and other elastic resilient members, the elastic member is selected as a second spring 504, two ends of the second spring 504 respectively abut against end surfaces of the limiting cavity 103 and the third gear 502, when in use, the second spring 504 is held and pushed towards the base 1, the third gear 502 can be disengaged from the first gear 102, the second spring 504 is compressed, then the adjusting wheel 503 is rotated, the rotating shaft 5 and the second gear 501 are driven to rotate, the mounting block 3 is controlled to slide upwards or downwards, after the adjusting wheel 503 is adjusted to a proper height, the third gear 502 is released to be meshed with the first gear 102 again under the elastic action of the second spring 504, and the second adjusting wheel 5 can not be rotated, so that the mounting block 3 can be prevented from being affected.

Referring to fig. 2 and 3, in order to facilitate the installation and removal of the installation frame 2, the fixing member is designed as: the bottom of the installation frame 2 is fixedly connected with the connection block 202, the cross section of the connection block 202 is semicircular or polygonal, the square is selected to prevent the connection block 202 from rotating, the limit block 401 cannot be clamped with the clamping groove 203, the driving rod 4 is slidably connected in the installation block 3, the limit groove 303 is formed in the installation block 3, the limit plate 402 is slidably connected in the limit groove 303, the driving rod 4 extends into the limit groove 303 and is fixedly connected with the limit plate 402, the limit plate 402 is fixedly connected with the limit block 401, the clamping groove 203 corresponding to the limit block 401 is formed in the connection block 202, the first spring 403 for resetting the limit plate 402 is arranged in the limit groove 303, when the installation frame 2 is detached from the installation block 3, the driving rod 4 is pulled away from the installation block 3, at the moment, the limit block 401 is separated from the clamping groove 203, the installation frame 2 can be detached from the installation block 3, otherwise, the driving rod 4 is pulled away from the installation block 3, the connection block 202 at the bottom of the installation frame 2 is inserted into the installation block 3, the limit block 4 is released, and the limit block 203 is clamped against the limit block 203 under the action of the spring 403, and the clamping groove 203 is fixed.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a total powerstation prism fixer, includes base (1), can dismantle on base (1) and be connected with installing frame (2) that are used for installing the prism, fixedly connected with prism body (201) on installing frame (2), its characterized in that still includes:

a mounting block (3) which is connected to the base (1) in a lifting manner,

the base (1) is internally provided with a guide groove (101) which is in sliding connection with the guide block (301), the mounting frame (2) is in sliding connection with the top of the mounting block (3), and a lifting assembly for driving the mounting block (3) to lift is arranged in the base (1);

the mounting block (3) is provided with a fixing piece for limiting the sliding of the mounting frame (2).

2. The total station prism holder of claim 1, wherein the lift assembly comprises

A rotating shaft (5) rotatably connected in the base (1),

the rotating shaft (5) extends to the guide groove (101) and is fixedly connected with a gear II (501), a guide block (301) is fixedly connected with a rack (302) meshed with the gear II (501), the rotating shaft (5) extends out of the base (1) and is fixedly connected with an adjusting wheel (503), and a limiting assembly used for limiting the rotation of the rotating shaft (5) is arranged in the base (1).

3. The total station prism holder as set forth in claim 2, wherein the stop assembly includes a gear one (102),

the base (1) is internally provided with a limiting cavity (103), the first gear (102) is fixedly connected in the limiting cavity (103), the rotating shaft (5) is fixedly connected with a third gear (502) meshed with the first gear (102), and an elastic piece for resetting the third gear (502) is arranged in the limiting cavity (103).

4. The total station prism holder according to claim 3, wherein the elastic piece is a second spring (504), and two ends of the second spring (504) are respectively abutted against end faces of the limiting cavity (103) and the third gear (502).

5. The total powerstation prism holder of claim 1, wherein the holder comprises

A connecting block (202) fixedly connected to the bottom of the mounting frame (2),

the mounting block (3) is internally and slidably connected with a driving rod (4), a limiting groove (303) is formed in the mounting block (3), a limiting plate (402) is internally and slidably connected in the limiting groove (303), the driving rod (4) is fixedly connected with the limiting plate (402) in the extending limiting groove (303), a limiting block (401) is fixedly connected to the limiting plate (402), a clamping groove (203) corresponding to the limiting block (401) is formed in the connecting block (202), and a first spring (403) for enabling the limiting plate (402) to reset is arranged in the limiting groove (303).

6. The total station prism holder as claimed in claim 1, wherein the mounting frame (2) has an L-shaped structure, and the prism body (201) is mounted on an L-shaped vertical rod.