CN212672857U

CN212672857U - Total station

Info

Publication number: CN212672857U
Application number: CN202021260730.2U
Authority: CN
Inventors: 赵贺; 王程; 王福坤
Original assignee: Qingdao Dexantai Geotechnical Engineering Co ltd
Current assignee: Cheng'an Engineering Technology Group Co ltd
Priority date: 2020-06-30
Filing date: 2020-06-30
Publication date: 2021-03-09
Anticipated expiration: 2030-06-30

Abstract

The utility model relates to a total station, which comprises a total station body, a support plate and a support leg, wherein the lower surface of the support plate is fixedly connected with a fixed rod, the fixed rod is provided with a first adjusting component and a second adjusting component, and the second adjusting component is respectively hinged with the first adjusting component and the support leg; the lower surface of the fixed rod is provided with a threaded hole, and the upper end of the threaded hole is provided with a round hole. The first adjusting component comprises a threaded rod, a hand wheel and a sliding column, the bottom of the threaded rod is fixedly connected with the hand wheel, and the top of the threaded rod is rotatably connected with the sliding column; the sliding column slides in the round hole, and the threaded rod is in threaded connection with the threaded hole; three long holes are formed in the fixed rod and correspond to the three support legs respectively; the sliding column is provided with a sliding block, the sliding block extends out of the strip hole, and one end of the second adjusting component is hinged with the sliding block. The utility model discloses can adjust the angle that opens of the three landing leg of total powerstation simultaneously to can also adjust the angle that opens of every landing leg respectively, can be fast with the total powerstation leveling.

Description

Total station

Technical Field

The utility model relates to a technical field of measuring instrument, in particular to total powerstation.

Background

The total station is a high-tech measuring instrument integrating light, machine and electricity into one body, and is a surveying instrument system integrating horizontal angle, vertical angle, distance and height difference measuring functions into one body. The method is widely applied to the field of precision engineering measurement or deformation monitoring of overground large-scale buildings, underground tunnel construction and the like.

When the total station is used, the height of the total station is required to be adjusted within a small range, a telescopic rod is often arranged on a tripod supporting leg of the total station in a traditional mode, the height of the whole equipment is adjusted by finely adjusting the telescopic rod of the tripod supporting leg, and the total station corresponds to a measuring point. For example, the chinese utility model patent with publication number CN210293231U utilizes the telescopic rod to adjust the height, the telescopic length of this kind of adjustment mode is difficult to master, and every landing leg needs to be adjusted angle respectively, so often need to adjust repeatedly many times, with equipment leveling, has influenced work efficiency.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model provides a total powerstation can adjust the open angle of three landing leg, convenient and fast on the tripod simultaneously.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a total station comprises a total station body, a supporting plate and supporting legs, wherein the total station body is fixed on the upper surface of the supporting plate, the three supporting legs are hinged with the lower surface of the supporting plate, a fixed rod is fixedly connected with the lower surface of the supporting plate, a first adjusting assembly and a second adjusting assembly are arranged on the fixed rod, and the second adjusting assembly is hinged with the first adjusting assembly and the supporting legs respectively; the lower surface of the fixed rod is provided with a threaded hole, and the upper end of the threaded hole is provided with a round hole; the first adjusting component comprises a threaded rod, a hand wheel and a sliding column, the bottom of the threaded rod is fixedly connected with the hand wheel, and the top of the threaded rod is rotatably connected with the sliding column; the sliding column slides in the round hole, and the threaded rod is in threaded connection with the threaded hole; three long holes are formed in the fixed rod and correspond to the three support legs respectively; the sliding column is provided with a sliding block, the sliding block extends out of the strip hole, and one end of the second adjusting component is hinged with the sliding block.

By adopting the technical scheme, the hand wheel is rotated, and the threaded rod drives the sliding column to move up and down in the circular hole; the sliding column is fixed with a sliding block, the long hole enables the sliding block to extend out of the fixed rod, and the sliding block can move along the length direction of the long hole. The second adjusting component connects the sliding block and the supporting leg, so that the first adjusting component can control the opening angle of the supporting leg. Through first adjusting part, can open three landing leg simultaneously, thereby avoided opening of landing leg one to cause the unstable phenomenon of total powerstation, saved the time for measurement work, improved efficiency.

The utility model discloses further set up to: the second adjusting assembly comprises a first hinged rod, a second hinged rod and a locking block; one side of the first hinge rod is inserted into the second hinge rod, one side of the first hinge rod, which is far away from the second hinge rod, is rotatably connected with a first hinge block, and the first hinge block is hinged with the support leg; a first threaded hole is formed in one end, close to the first hinge block, of the locking block, and a second threaded hole is formed in one end, far away from the first hinge block, of the locking block; the first threaded hole is communicated with the second threaded hole, and the diameter of the first threaded hole is smaller than that of the second threaded hole; the first hinge rod is in threaded connection with the first threaded hole, and the second hinge rod is in threaded connection with the second threaded hole; the locking block locks the first hinge rod and the second hinge rod; one side of the second hinge rod far away from the first hinge rod is fixedly connected with a second hinge block, and the second hinge block is hinged with the sliding block

By adopting the technical scheme, the first hinge rod and the second hinge rod are spliced, so that the length of the first hinge rod extending out of the second hinge rod can be adjusted; the first screw hole and the first articulated pole threaded connection of latch segment, second screw hole and the articulated pole threaded connection of second, the latch segment can be with the relative position locking of the articulated pole of first articulated pole second. The length of the first hinge rod extending out of the second hinge rod is adjusted, the opening angle of each support leg can be adjusted, and the total station can be leveled even if the total station is on unstable ground.

The utility model discloses further set up to: the second hinge block is hinged to the sliding block through a first bolt.

Through adopting above-mentioned technical scheme, it can dismantle to articulate through the bolt, makes things convenient for the transport of total powerstation.

The utility model discloses further set up to: the slider is provided with a groove, a convex strip is fixed in the strip hole, the groove is in inserting fit with the convex strip, and the slider moves along the convex strip.

Through adopting above-mentioned technical scheme, the gliding more stable of slider in rectangular hole has guaranteed that the articulated piece of second moves steadily to stable drive landing leg is opened and is closed.

The utility model discloses further set up to: the lower surface of the supporting plate is provided with a fixed block, the supporting leg is hinged with the fixed block through a first hinge shaft, and a fixing device is arranged on the first hinge shaft; the fixing device comprises a ratchet wheel and a pawl, the ratchet wheel is fixed on the first hinge shaft, and the pawl is fixed on the fixing block.

Through adopting above-mentioned technical scheme, fixing device can be with the landing leg locking, can prevent that the latch segment from not screwing up under the condition, the landing leg takes place to remove.

The utility model discloses further set up to: the supporting legs are provided with telescopic rods, the telescopic rods are connected with the supporting legs in a sliding mode, and the telescopic rods are fixed through second bolts.

Through adopting above-mentioned technical scheme, can adjust telescopic link length to adjust the height of total powerstation, fix convenient and fast through the second bolt.

The utility model discloses further set up to: and the telescopic rod is provided with a graduated scale.

By adopting the technical scheme, the extending lengths of the three telescopic rods can be adjusted to be the same, so that the total station is quickly leveled.

The utility model discloses further set up to: the supporting legs are fixedly connected with handles.

By adopting the technical scheme, the total station is easily moved away by holding the handle in the process of carrying the total station, so that the total station is convenient and labor-saving.

To sum up, the utility model discloses a following beneficial technological effect:

1. the opening angles of the three support legs of the total station can be adjusted simultaneously, and the opening angle of each support leg can be adjusted respectively, so that the total station can be leveled quickly, the time is saved, and the working efficiency is improved;

2. the second adjusting component is detachably connected with the first adjusting component, and the total station is convenient to carry.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is an enlarged partial schematic view of portion A of FIG. 1;

FIG. 3 is a schematic diagram showing a strut and a slider;

fig. 4 is a schematic view showing the first hinge lever and the locking block.

In the figure, 1, a total station body; 2. a support plate; 21. a fixed block; 3. a support leg; 31. a first hinge shaft; 4. fixing the rod; 41. a threaded hole; 411. a circular hole; 42. a first adjustment assembly; 421. a threaded rod; 422. a hand wheel; 423. a traveler; 424. a slider; 425. a groove; 43. a strip hole; 431. a convex strip; 44. a second adjustment assembly; 441. a first hinge lever; 442. a second hinge lever; 443. a locking block; 4431. a first threaded hole; 4432. a second threaded hole; 444. a second hinge shaft; 445. a first hinge block; 446. a first bolt; 447. a second hinge block; 5. a fixing device; 51. a ratchet wheel; 52. a pawl; 6. a telescopic rod; 61. a graduated scale; 62. a second bolt; 7. a handle.

Detailed Description

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

A total station, referring to fig. 1 and 2, comprises a total station body 1, a support plate 2 and a support leg 3; total powerstation body 1 is fixed at backup pad 2 upper surface, and three landing leg 3 evenly sets up at backup pad 2 lower surface, and 2 lower surface fixings in backup pad have fixed block 21, and landing leg 3 is articulated through first articulated shaft 31 with fixed block 21, and landing leg 3 is fixed with first articulated shaft 31.

Referring to fig. 1 and 3, a fixing rod 4 is fixedly connected to the center of the lower surface of the support plate 2, a threaded hole 41 is formed in the lower surface of the fixing rod 4, a round hole 411 is formed in the upper end of the threaded hole 41, and the diameter of the round hole 411 is larger than that of the threaded hole 41; a first adjusting component 42 is arranged on the fixing rod 4, and the first adjusting component 42 comprises a threaded rod 421, a hand wheel 422 and a sliding column 423; the sliding column 423 is a cylinder, and the diameter of the cross section of the sliding column 423 is the same as that of the round hole 411; the hand wheel 422 is fixedly connected to the bottom of the threaded rod 421, the sliding column 423 is rotatably connected to the top of the threaded rod 421, and the threaded rod 421 is in threaded connection with the threaded hole 41. Three long holes 43 are arranged on the side wall of the fixed rod 4, and the three long holes 43 respectively correspond to the three support legs 3. A sliding block 424 is fixedly connected to the sliding column 423, the sliding block 424 extends out of the long hole 43, and the width of the sliding block 424 is the same as that of the long hole 43. A convex strip 431 is fixed on the inner wall of the long strip hole 43 along the axial direction of the fixed rod 4, a groove 425 is arranged on the sliding block 424, and the groove 425 is matched with the convex strip 431 in a sliding way. The hand wheel 422 is screwed, the threaded rod 421 can move up and down, the sliding column 423 and the sliding block 424 move up and down along with the up-and-down movement, and the sliding block 424 moves up and down along the convex strip 431, so that the stability of the sliding block 424 moving in the long hole 43 is improved.

Referring to fig. 3 and 4, leg 3 is connected to slider 424 by second adjustment assembly 44, and second adjustment assembly 44 is hinged to leg 3 and slider 424, respectively; second adjustment assembly 44 includes first and second hinge rods 441 and 442 and a locking block 443; the first hinge rod 441 is rotatably connected with a first hinge block 445, and the first hinge block 445 is hinged with the supporting leg 3 through a second hinge shaft 444; one side of the first hinge rod 441 is inserted into the second hinge rod 442, the other side of the second hinge rod 442 is fixedly connected with a second hinge block 447, and the second hinge block 447 is hinged with the sliding block 424 through a first bolt 446; a first threaded hole 4431 is formed at one end of the locking block 443 close to the first hinge block 445, and a second threaded hole 4432 is formed at one end of the locking block 443 far away from the first hinge block 445; the first and second threaded holes 4431 and 4432 are communicated, and the diameter of the first threaded hole 4431 is smaller than that of the second threaded hole 4432; first hinge rod 441 is threadedly coupled to first screw hole 4431, and second hinge rod is threadedly coupled to second screw hole 4432, and locking block 443 locks first hinge rod 441 and second hinge rod 442.

The second adjustment assembly 44 can finely adjust the opening angle of the leg 3 by first separating the locking block 443 from the second hinge rod 442, moving the first hinge rod 441 a distance away from the second hinge rod 442 along with the locking block 443, then holding the first hinge rod 441 to prevent it from rotating, then rotating the locking block 443 to adjust the distance between the locking block 443 and the first hinge block 445 to a proper position, and then locking the locking block 443 and the second hinge rod 442, thereby finely adjusting the opening angle of the leg 3.

When the sliding block 424 moves, the sliding block 424 drives the first hinge rod 441 to move, the second hinge rod 442 drives the first hinge rod 441 to move, and the first hinge rod 441 drives the leg 3 to move, so as to adjust the opening angle of the leg 3.

Referring to fig. 2, a fixing device 5 is fixed on a first hinge shaft 31, the fixing device 5 comprises a ratchet wheel 51 and a pawl 52, the ratchet wheel 51 is fixed on the first hinge shaft 31, the pawl 52 is rotatably connected to a fixed block 21, when a leg 3 is opened, the ratchet wheel 51 needs to be separated from the pawl 52, the opening angle of the leg is adjusted, and after the leg 3 is adjusted, the pawl 52 can prevent the ratchet wheel 51 from rotating; when the second adjustment assembly 44 is not active, the fixing means 5 can fix the legs, thereby ensuring that the total station can measure data.

Referring to fig. 1, the telescopic rod 6 is slidably connected inside the supporting leg 3, the scale 61 is arranged on the telescopic rod 6, the second bolt 62 is arranged on the supporting leg 3, and the second bolt 62 abuts against the fixed telescopic rod 6. When adjusting the length that telescopic link 6 stretches out landing leg 3, loosen first the second bolt 62 of fixed telescopic link 6 on landing leg 3, adjust the length that telescopic link 6 stretches out landing leg 3, then tighten the bolt again. The telescopic rod 6 is provided with a graduated scale 61, and when the telescopic length of the telescopic rod 6 on the three supporting legs 3 is adjusted, the graduated scale 61 can be seen to adjust the same length. The supporting legs 3 are also provided with handles 7, so that the supporting legs are convenient to carry.

The implementation principle of the embodiment is as follows: firstly, placing the total station on the ground, adjusting the lengths of the three telescopic rods 6 extending out of the supporting legs 3 according to the graduated scale 61, and adjusting the lengths of the three telescopic rods 6 extending out of the supporting legs 3 to be the same; then the second hinged block 447 is bolted to the slide block 424, then the ratchet 51 and the pawl 52 are separated, the hand wheel 422 is turned to move the slide column 423 upwards, the slide block 424 carries the second adjusting assembly 44 to open the three legs 3 at the same time, and open the proper angle, and if the ground is level, the total station is substantially level; if the ground is uneven, the supporting legs 3 need to be finely adjusted, the second adjusting assembly 44 is adjusted to finely adjust the opening angle of the supporting legs 3, and the total station is leveled.

After the measurement is finished, the telescopic rod 6 is adjusted to the initial position, then the first bolt 446 is loosened, the second adjusting assembly 44 is separated from the first adjusting assembly 42, then the supporting leg 3 is rotated to be vertical, and the total station can be carried away by holding the handle 7 on the supporting leg 3.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims

1. The utility model provides a total powerstation, includes total powerstation body (1), backup pad (2) and landing leg (3), and total powerstation body (1) is fixed at backup pad (2) upper surface, and three landing leg (3) are articulated with backup pad (2) lower surface, its characterized in that: the lower surface of the supporting plate (2) is fixedly connected with a fixing rod (4), a first adjusting component (42) and a second adjusting component (44) are arranged on the fixing rod (4), and the second adjusting component (44) is hinged with the first adjusting component (42) and the supporting leg (3) respectively; the lower surface of the fixed rod (4) is provided with a threaded hole (41), and the upper end of the threaded hole (41) is provided with a round hole (411); the first adjusting assembly (42) comprises a threaded rod (421), a hand wheel (422) and a sliding column (423), the bottom of the threaded rod (421) is fixedly connected with the hand wheel (422), and the top of the threaded rod (421) is rotatably connected with the sliding column (423); the sliding column (423) slides in the round hole (411), and the threaded rod (421) is in threaded connection with the threaded hole (41); three strip holes (43) are formed in the fixed rod (4), and the three strip holes (43) correspond to the three support legs (3) respectively; the sliding column (423) is provided with a sliding block (424), the sliding block (424) extends out of the long hole (43), and one end of the second adjusting component (44) is hinged with the sliding block (424).

2. A total station according to claim 1, characterized in that; the second adjustment assembly (44) includes a first hinge rod (441), a second hinge rod (442), and a locking block (443); one side of the first hinged rod (441) is inserted into the second hinged rod (442), one side, far away from the second hinged rod (442), of the first hinged rod (441) is rotatably connected with a first hinged block (445), and the first hinged block (445) is hinged with the supporting leg (3); a first threaded hole (4431) is formed in one end, close to the first hinge block (445), of the locking block (443), and a second threaded hole (4432) is formed in one end, far away from the first hinge block (445), of the locking block (443); the first threaded hole (4431) is communicated with the second threaded hole (4432), and the diameter of the first threaded hole (4431) is smaller than that of the second threaded hole (4432); the first hinge rod (441) is in threaded connection with the first threaded hole (4431), and the second hinge rod (442) is in threaded connection with the second threaded hole (4432); the locking block (443) locks the first hinge rod (441) and the second hinge rod (442); one side, far away from the first hinged rod (441), of the second hinged rod (442) is fixedly connected with a second hinged block (447), and the second hinged block (447) is hinged with the sliding block (424).

3. A total station according to claim 2, characterized in that: the second hinge block (447) is hinged with the sliding block (424) through a first bolt (446).

4. A total station according to claim 1, characterized in that: a groove (425) is formed in the sliding block (424), a protruding strip (431) is fixed in the long strip hole (43), the groove (425) is matched with the protruding strip (431) in an inserted mode, and the sliding block (424) is connected with the protruding strip (431) in a sliding mode.

5. A total station according to claim 1, characterized in that: a fixed block (21) is arranged on the lower surface of the supporting plate (2), the supporting leg (3) is hinged with the fixed block (21) through a first hinge shaft (31), and a fixing device (5) is arranged on the first hinge shaft (31); the fixing device (5) comprises a ratchet wheel (51) and a pawl (52), the ratchet wheel (51) is fixed on the first hinge shaft (31), and the pawl (52) is rotatably connected to the fixing block (21).

6. A total station according to claim 1, characterized in that: the supporting legs (3) are provided with telescopic rods (6), the telescopic rods (6) are connected with the supporting legs (3) in a sliding mode, and the telescopic rods (6) are fixed through second bolts (62).

7. A total station according to claim 6, characterized in that: and a graduated scale (61) is arranged on the telescopic rod (6).

8. A total station according to claim 1, characterized in that: the supporting legs (3) are fixedly connected with handles (7).