CN218992934U

CN218992934U - Under-point centering device of total station

Info

Publication number: CN218992934U
Application number: CN202223251040.2U
Authority: CN
Inventors: 杜益; 黄超; 杨滨诚; 张丰泽; 王海卫
Original assignee: Yantai Xinyu Surveying And Mapping Instrument Co ltd
Current assignee: Yantai Xinyu Surveying And Mapping Instrument Co ltd
Priority date: 2022-12-02
Filing date: 2022-12-02
Publication date: 2023-05-09
Anticipated expiration: 2032-12-02

Abstract

The utility model provides an under-spot centering device of a total station, which comprises a total station body, wherein a turntable is fixedly connected to the lower part of the total station body, a first supporting rod is fixedly connected to the lower part of the turntable, a second supporting rod is arranged below the first supporting rod, a limiting block is fixedly connected to the lower part of the second supporting rod, a fixing block is arranged at the joint of the first supporting rod and the second supporting rod, fixed seats with uniform equidistance are fixedly connected to the side walls of the fixing block at intervals of one hundred twenty degrees, and a first rotating shaft is connected to the inside of each fixed seat in a penetrating manner. According to the utility model, in the process of pushing and pulling the push ring to drive three fixed cones to slide outwards, the purpose of outwards expanding the four fixed cones is achieved, when the four second support frames are inserted into soil or sand, the fixing effect of the three second support frames between the three second support frames and the ground can be effectively enhanced, so that the stability of the whole equipment is enhanced, and the influence of wind and sand blowing or false touch on measurement correction work during outdoor work is effectively avoided.

Description

Under-point centering device of total station

Technical Field

The utility model belongs to the field of total stations, and particularly relates to an under-spot centering device of a total station.

Background

The total station, namely the total station type electronic distance meter, is a high technology integrating light, mechanical and electrical, and is a system integrating the functions of measuring horizontal angle, vertical angle, distance (inclined distance and flat distance) and height difference. Compared with the prior art, the optical dial is replaced by the photoelectric scanning dial, and the manual optical micrometer reading is replaced by automatic recording and displaying reading, so that the angle measuring operation is simplified, and the reading error can be avoided. The total station is called because it can complete all the measurement work on the station by setting the instrument at one time. The method is widely used for construction of large-scale buildings and underground tunnels and other fields. The total station is different from the optical theodolite in that the horizontal scale and the vertical scale of the optical theodolite and the reading devices thereof are respectively carried out by adopting a coding disc or two identical sum readings.

Through the search of the inventor, a patent with the publication number of CN212721444U is found, and the name is: the utility model provides a total powerstation with centering function under the spot, in this patent document, including the total powerstation main part, the total powerstation main part includes the base, the top of base is equipped with leveling mechanism, leveling mechanism's top is equipped with the host computer, the top of host computer is equipped with the portion of taking care, the top and the equal spiro union of bottom of portion of taking care have the centralizer, be equipped with the centralizer that can take place the laser beam with taking care of portion axis looks vertically at total powerstation portion of taking care of the surface, when using, accomplish the total powerstation main part assembly back, the portion of taking care is towards the top, open instrument directional laser this moment, make its laser beam pass through the through-hole and shine in the center department at top measurement control point on the handle, so that carry out instrument centering operation, current total powerstation has only marked vertical axis center mark at the handle top, all have not have other centering function under, therefore the operation is got up and is both wasted time and is laborious still has the problem of potential safety hazard.

Although the equipment facilitates the problem of the marking centering of the handle, when the equipment is used in the field, effective stabilizing measures are difficult to provide for the total station, the equipment is easily influenced by gusts of wind, and the accuracy of measurement results is influenced.

Disclosure of Invention

(one) solving the technical problems

The utility model mainly solves the technical problems in the prior art, and provides the under-spot centering device of the total station, which can enable four fixing cones to expand outwards in the process of pushing and pulling a push ring to drive three fixing cones to slide outwards, and can effectively strengthen the fixing effect of the three second support frames between the three second support frames and the ground when the four second support frames are inserted into soil or sand, so that the stability of the whole equipment is enhanced, and the influence of wind-sand blowing or false touch on measurement correction work during outdoor work is effectively avoided.

(II) technical scheme

In order to solve the technical problems, the utility model provides an under-spot centering device of a total station, which comprises a total station body, a turntable is fixedly connected to the lower part of the total station body, a first supporting rod is fixedly connected to the lower part of the turntable, a second supporting rod is arranged below the first supporting rod, a limiting block is fixedly connected to the lower part of the second supporting rod, a fixing block is arranged at the joint of the first supporting rod and the second supporting rod, fixed seats with equal distance are fixedly connected to the side wall of the fixing block at intervals of one hundred twenty degrees, a first rotating shaft is connected to the inside of each fixing seat in a penetrating manner, first supporting frames are connected to the outside of the side wall of each first rotating shaft in a rotating manner, equidistant and uniform sliding grooves are formed in the side surface of one side surface of each first supporting frame, which is close to the second supporting rod, a push ring is connected to the side surface of each push ring in a sliding manner, a second supporting rod is connected to the inside of each first telescopic rod in a sliding manner, each second telescopic rod is inserted into each second supporting frame in a corresponding manner, and the second supporting frame is connected to the other in a large manner, and the other end of each second supporting frame is connected to the corresponding to the second supporting frame in a large manner, and the second supporting frame is connected to the second supporting frame in a large manner.

Preferably, the first support rod and the second support rod are in plug-in fit and are matched in size.

Preferably, the width of the second telescopic rod is the same as that of the chute.

Preferably, grooves are formed in four sides of the bottom surface of each second support frame, second rotating shafts are fixedly connected to the inside of each groove, and fixing cones are rotatably connected to the outer sides of the side walls of each second rotating shaft.

Preferably, each side wall of the second rotating shaft is sleeved with a torsion spring, one end of each torsion spring is fixedly connected to the side wall of the groove, and the other end of each torsion spring is fixedly connected to the side face of the fixed cone.

Preferably, one end of the fixed cone, which is away from the second supporting frame, is in a cone shape which is gradually folded from inside to outside.

Advantageous effects

The utility model provides an under-point centering device of a total station. The beneficial effects are as follows:

1. this submerged centering device of total powerstation, the design through carousel, first telescopic link and second telescopic link's design realizes the regulation to the height of whole equipment, and the staff can also reach the purpose of adjusting the angle between every first support frame and the second bracing piece through adjusting flexible first telescopic link and second telescopic link simultaneously to realize the motion of the inside convergence and the out diffusion of three first support frames, with this size that changes whole equipment holding surface, convenient to use is swift, and the practicality is strong.

2. This a centering device under spot of total powerstation through the design of fixed awl, second pivot and torsional spring, and the staff is pushing and pulling the push ring and then drives three outside gliding in-process for four fixed awls outwards expand the purpose, when four second support frames insert in soil or sand, such design can effectively strengthen three second support frames at the fixed effect with between the ground, with this stability of reinforcing whole equipment, effectively avoid when outdoor work, wind sand blows or the mistake bumps the influence to measuring correction work.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It will be apparent to those skilled in the art from this disclosure that the drawings described below are merely exemplary and that other embodiments can be derived from the drawings provided without the inventive effort.

The structures, proportions, sizes, etc. shown in the present specification are shown only for the purposes of illustration and description, and are not intended to limit the scope of the utility model, which is defined by the claims, so that any structural modifications, changes in proportions, or adjustments of sizes, which do not affect the efficacy or the achievement of the present utility model, should fall within the ambit of the technical disclosure.

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

FIG. 2 is a schematic view of the internal structure of the support frame according to the present utility model;

FIG. 3 is a schematic view of the structure of the fixed cone of the present utility model.

Legend description:

1. a total station body; 2. a turntable; 3. a first support bar; 4. a second support bar; 5. a limiting block; 6. a fixed block; 7. a first rotating shaft; 8. a first support frame; 9. a second support frame; 10. a fixed cone; 11. a push ring; 12. a first telescopic rod; 13. a second telescopic rod; 14. a chute; 15. a connecting rod; 16. a groove; 17. a second rotating shaft; 18. a torsion spring; 19. a fixing seat.

Detailed Description

For a better understanding of the objects, structures and functions of the present utility model, an under-point centering device for a total station according to the present utility model will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1 to 3, an under-point centering device for a total station according to a first embodiment of the present utility model includes a total station body 1, a turntable 2 is fixedly connected to the lower side of the total station body 1, so that the total station body 1 can perform accurate rotation movement by using the turntable 2, a first support rod 3 is fixedly connected to the lower side of the turntable 2, a second support rod 4 is arranged below the first support rod 3, the second support rod 4 is a hollow tubular material with a thickness on a side wall, the first support rod 3 and the second support rod 4 are in plug-in fit and are adapted to each other in size, a limiting block 5 is fixedly connected to the lower side of the second support rod 4, a fixing block 6 is arranged at the joint of the first support rod 3 and the second support rod 4, equidistant and uniform fixing seats 19 are fixedly connected to the side wall of the fixing block 6 at a pitch of one hundred twenty degrees, a first rotation shaft 7 is connected to the inside of each fixing seat 19 in a penetrating manner, the first rotating shafts 7 are cylinders, the outer side of the side wall of each first rotating shaft 7 is rotationally connected with a first supporting frame 8, each first supporting frame 8 is a hollow rectangular rod-shaped object, equidistant and uniform sliding grooves 14 are formed in the side surface of each first supporting frame 8, which is close to the second supporting rods 4, each sliding groove 14 is rectangular, push rings 11 are slidingly connected with the side surfaces of the second supporting rods 4, each push ring 11 is a hollow circular ring, the push rings 11 are matched with the second supporting rods 4, three first telescopic rods 12 are fixedly connected with the side wall of each push ring 11, second telescopic rods 13 are slidingly connected with the inner part of each first telescopic rod 12, each second telescopic rod 13 is outwards extended and inserted into the corresponding sliding groove 14, the width of each second telescopic rod 13 is the same as that of each sliding groove 14, the other end of each second telescopic rod 13 is rotationally connected with a connecting rod 15, the other end of every connecting rod 15 all fixedly connected with second support frame 9, every second support frame 9 all presents grafting cooperation and two size agreements with corresponding first support frame 8, recess 16 has all been seted up to the bottom surface four sides department of every second support frame 9, the inside of every recess 16 all fixedly connected with second pivot 17, second pivot 17 is the cylinder, all rotate outside the lateral wall of every second pivot 17 and be connected with fixed cone 10, the one end that fixed cone 10 deviates from second support frame 9 is the toper that draws in gradually from inside to outside, all cup jointed torsional spring 18 on the lateral wall of every second pivot 17, the one end of every torsional spring 18 all fixedly connected with is on the lateral wall of recess 16, the other end of every torsional spring 18 all fixedly connected with the side of fixed cone 10, thereby drive fixed cone 10 and do rotatory reset motion.

The working flow of the utility model is as follows:

the first step: through carousel 2 for total powerstation body 1 accessible carousel 2 makes accurate rotary motion, when the staff modifies in the field and measures the correction during operation, the staff can insert the bottom of three first support frames 8 in soil, then drive first telescopic link 12 and second telescopic link 13 through push ring 11 and carry out the translational motion from top to bottom in the side of second bracing piece 4, second telescopic link 13 is in the inside sliding motion of connecting rod 15 drive second support frame 9 in the inside and outside of first support frame 8 that corresponds when spout 14 slides, thereby realize the regulation to the height of whole equipment, the staff can also reach the purpose of adjusting the angle between every first support frame 8 and the second bracing piece 4 through adjusting flexible first telescopic link 12 and second telescopic link 13 simultaneously, thereby realize the inside convergence of three first support frames 8 and the motion of outside diffusion, thereby change the size of whole equipment holding surface, and is convenient to use swift, the practicality is strong.

And a second step of: through the design of fixed awl 10, second pivot 17 and torsional spring 18, the staff is pushing and pulling push ring 11 and then drives three outside gliding in-process for the bottom surface of second support frame 9 is removed from first support frame 8, at this moment, two second pivot 17 inside every recess 16 drive fixed awl 10 outwards rotate, with this realization four fixed awl 10 outwards expansion purposes, when four second support frames 9 insert in soil or sandy land, the fixed effect of three second support frames 9 between with ground can effectively be strengthened to this design, thereby strengthen the stability of whole equipment, effectively avoid when outdoor work, wind sand blowing or mistake bump the influence to measuring correction work, simultaneously when the staff accomodates whole equipment, can upwards carry push ring 11, and then make in the corresponding first support frame 8 of every second support frame 9, and then with every fixed awl 10 in the first support frame 8, the use flexibility is higher.

It will be understood that the utility model has been described in terms of several embodiments, and that various changes and equivalents may be made to these features and embodiments by those skilled in the art without departing from the spirit and scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a centering device under spot of total powerstation, includes total powerstation body (1), the below fixedly connected with carousel (2) of total powerstation body (1), the below fixedly connected with first bracing piece (3) of carousel (2), the below of first bracing piece (3) is provided with second bracing piece (4), its characterized in that: the utility model discloses a fixed connection stopper (5) of below fixedly connected with of second bracing piece (4), the junction of first bracing piece (3) and second bracing piece (4) is provided with fixed block (6), the lateral wall of fixed block (6) is with equidistant even fixing base (19) of one hundred twenty degrees as interval fixedly connected with, every the inside of fixing base (19) all is connected with first pivot (7) throughout, every all rotate outside the lateral wall of first pivot (7) and be connected with first support frame (8), every equidistant even spout (14) have all been seted up on the lateral surface of one side that first support frame (8) is close to second bracing piece (4), the lateral surface sliding connection of second bracing piece (4) has push ring (11), fixedly connected with three first telescopic link (12) on the lateral wall of push ring (11), every inside of first telescopic link (12) all is connected with second telescopic link (13) in a sliding connection, every second telescopic link (13) all extends outwards and inserts corresponding spout (14) inside, every second telescopic link (15) all is connected with connecting rod (15), each second supporting frame (9) is in plug-in fit with the corresponding first supporting frame (8) and is matched with the corresponding first supporting frame in size.

2. The device for centering a total station under a point according to claim 1, wherein: the first support rod (3) and the second support rod (4) are in plug-in fit and are matched in size.

3. The device for centering a total station under a point according to claim 1, wherein: the width of the second telescopic rod (13) is the same as that of the chute (14).

4. The device for centering a total station under a point according to claim 1, wherein: grooves (16) are formed in four sides of the bottom surface of each second supporting frame (9), second rotating shafts (17) are fixedly connected inside the grooves (16), and fixing cones (10) are rotatably connected outside the side walls of the second rotating shafts (17).

5. The device for centering a total station under a point according to claim 4, wherein: and the side wall of each second rotating shaft (17) is sleeved with a torsion spring (18), one end of each torsion spring (18) is fixedly connected to the side wall of the groove (16), and the other end of each torsion spring (18) is fixedly connected to the side face of the fixed cone (10).

6. The device for centering a total station under a point according to claim 4, wherein: one end of the fixed cone (10) deviating from the second supporting frame (9) is in a cone shape gradually folded from inside to outside.