CN212871226U

CN212871226U - Total powerstation for building tunnel construction

Info

Publication number: CN212871226U
Application number: CN202022161791.XU
Authority: CN
Inventors: 但长春; 王浩; 严刚; 王彬; 谭敏
Original assignee: Chongqing Zhengdao Road And Bridge Engineering Quality Inspection Center Co ltd
Current assignee: Chongqing Zhengdao Road And Bridge Engineering Quality Inspection Center Co ltd
Priority date: 2020-09-28
Filing date: 2020-09-28
Publication date: 2021-04-02
Anticipated expiration: 2030-09-28

Abstract

The utility model provides a total station for building tunnel construction, which comprises a body, an adjusting device and supporting legs, wherein the body is detachably connected with the adjusting device, and the lower part of the adjusting device is connected with the supporting legs; wherein, adjusting device includes the backup pad, the lower prop, the axis of rotation, rotate the frame, first flexible part, the flexible part of second and last prop, the lower prop is whole to be "Y" shape, and lower prop one end is fixed in the backup pad, in addition both ends rotate with the axis of rotation both ends respectively and are connected, the axis of rotation is whole to be "ten" font, other both ends of axis of rotation insert respectively rotate in the hole that the opposite both sides of frame were seted up, first flexible part both ends articulate respectively in the backup pad and rotate frame one side, the flexible part both ends of second all articulate respectively in the backup pad and rotate frame one side, and the flexible part of second is located first flexible part and the adjacent side of rotating the articulated department of frame with the pin joint that rotates the frame.

Description

Total powerstation for building tunnel construction

Technical Field

The utility model relates to a total powerstation technical field for the construction of building tunnel especially relates to a total powerstation for the construction of building tunnel.

Background

The total station, i.e. the total station type electronic distance measuring instrument, is a high-tech measuring instrument integrating light, machine and electricity into one body, and is a surveying and mapping instrument system integrating the horizontal angle, vertical angle, distance and height difference measuring functions into one body. Compared with the optical theodolite, the electronic theodolite changes the optical scale into the photoelectric scanning scale, and replaces manual optical micrometer reading with automatic recording and displaying reading, so that the angle measurement operation is simplified, and the generation of reading errors can be avoided. The total station is called because the instrument can be arranged once to complete all measurement work on the station. 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.

Among the prior art, the total powerstation includes body and body sub-unit connection's supporting leg, when actual building tunnel construction, needs often to face different relief conditions, and equipment erection is difficult to guarantee to be in the level under the condition of ground unevenness, uses inconveniently, and the practicality is relatively poor.

SUMMERY OF THE UTILITY MODEL

To exist not enough among the prior art, the utility model provides a total powerstation for building tunnel construction, it has solved the total powerstation that exists among the prior art and has erect the difficult problem of guaranteeing to be in the level, use inconvenient and the practicality is relatively poor under the condition of ground unevenness.

According to the embodiment of the utility model, the total station for building tunnel construction comprises a body, an adjusting device and a supporting leg, wherein the body is detachably connected with the adjusting device, and the supporting leg is connected with the lower part of the adjusting device; wherein, the adjusting device comprises a supporting plate, a lower support, a rotating shaft, a rotating frame, a first telescopic part, a second telescopic part and an upper support, the lower support is in a Y shape as a whole, one end of the lower support is fixed on the supporting plate, the other two ends of the lower support are respectively connected with the two ends of the rotating shaft in a rotating way, the whole rotating shaft is in a cross shape, the other two ends of the rotating shaft are respectively inserted into holes arranged at the two opposite sides of the rotating frame, the two ends of the first telescopic part are respectively hinged on the supporting plate and one side of the rotating frame, so that the rotating frame can be driven to rotate around the rotating shaft when the first telescopic part is telescopic, the two ends of the second telescopic part are respectively hinged on the supporting plate and one side of the rotating frame, and the hinged point of the second telescopic part and the rotating frame is positioned at the adjacent side of the hinged position of the first telescopic part and the rotating frame, so that the rotating frame can, the upper support is detachably connected with the body, and the upper support is fixed on the rotating frame.

Compared with the prior art, the utility model discloses following beneficial effect has: the body and the adjusting device of total powerstation are connected, make to prop the body of connection and rotate at two different planes through operation first flexible part and the flexible part of second to when using under the condition of ground unevenness, only need with the supporting leg stable can, even the backup pad is in the state of unevenness this moment, also need not go again to adjust the supporting leg, the utility model provides a total powerstation adjusts conveniently, and the practicality is strong.

Drawings

Fig. 1 is an overall schematic view of the present invention.

Fig. 2 is a top view of the adjusting device of the present invention.

Fig. 3 is a front view of the connecting device.

Fig. 4 is a top view of the connection device.

Fig. 5 is a sectional view taken along line a-a in fig. 4.

In the above drawings: the adjustable support device comprises a body 1, an adjusting device 2, a support plate 21, a lower support 22, a rotating shaft 23, a rotating frame 24, a hinged frame 241, a first telescopic part 25, a first screw rod 251, a first threaded sleeve 252, a rotating rod 253, a second telescopic part 26, an upper support 27, a support leg 3, a connecting device 4, an installation part 41, a limiting cavity 411, a strip-shaped groove 412, a spring 42, a limiting head 43 and a connecting column 44.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings and embodiments.

As shown in fig. 1 and 2, an embodiment of the present invention provides a total station for building tunnel construction, including a body 1, an adjusting device 2 and supporting legs 3, wherein the body 1 is detachably connected to the adjusting device 2, three supporting legs 3 are connected to the lower portion of the adjusting device 2, and the supporting legs 3 can be of an existing telescopic structure; wherein, the adjusting device 2 comprises a supporting plate 21, a lower support 22, a rotating shaft 23, a rotating frame 24, a first telescopic member 25, a second telescopic member 26 and an upper support 27, the lower support 22 is "Y" shaped, one end of the lower support 22 is fixed on the supporting plate 21, the supporting plate 21 is a circular plate, two ends of the lower support 22 far away from the supporting plate 21 extend upwards and are rotatably connected with two ends of the rotating shaft 23 respectively, namely two ends of the rotating shaft 23 are sleeved in holes formed at two ends of the lower support 22, the rotating shaft 23 is "cross" shaped integrally, the rotating shaft 23 is positioned in the rotating frame 24, the rotating frame 24 is a square frame body, other two ends of the rotating shaft 23 are inserted into the holes formed at two opposite sides of the rotating frame 24 respectively, two ends of the first telescopic member 25 are hinged to the supporting plate 21 and one side of the rotating frame 24 respectively, so as to drive the rotating frame 24 to rotate around the rotating shaft 23 when the first telescopic member 25 is, the rotating shaft 23 is fixed to the support plate 21 through the lower support 22. The flexible part 26 both ends of second all articulate respectively in backup pad 21 and rotate frame 24 one side, and the second is flexible part 26 and is located the adjacent side of first flexible part 25 and the articulated department of rotation frame 24 with the pin joint of rotation frame 24, and the flexible part 26 connected mode of second is the same with first flexible part 25 to can drive when the flexible part 26 of second is flexible and rotate frame 24 around axis of rotation 23 rotation in another plane, upward prop 27 and can dismantle and be connected with body 1, and upward prop 27 and be fixed in on rotating frame 24, can drive body 1 that connects on it when rotating frame 24 rotates and rotate certain angle, so that the levelness of adjusting. Thus, in use, the degree of pitch and the degree of yaw of the body 1 can be adjusted by operating the first and second telescopic members 25, 26.

Further, the first telescopic member 25 includes a first screw 251 and a first threaded sleeve 252, the first screw 251 extends into the first threaded sleeve 252 and is in threaded fit with the first threaded sleeve 252, two rotating rods 253 for rotating the first threaded sleeve 252 are fixed outside the first threaded sleeve 252, one end of the first threaded sleeve 252 is rotatably connected to one side of the support plate 21, and the end of the first screw 251 is a spherical joint and is hinged into a hinge frame 241 arranged on the side surface of the rotating frame 24; the second telescopic member 26 includes a second screw rod and a second threaded sleeve, the second screw rod extends into the second threaded sleeve and is in threaded fit with the second threaded sleeve, two rotating rods 253 for rotating the second threaded sleeve are fixed outside the second threaded sleeve, one end of the second threaded sleeve is rotatably connected to one side of the supporting plate 21, and the end portion of the second screw rod is also a spherical joint and is hinged into another hinged frame 241 adjacent to the hinged point of the rotating frame 24 and the first screw rod 251. When the tilting adjusting device is used, the rotating rod 253 outside the first threaded sleeve 252 or the second threaded sleeve is rotated, so that the corresponding first screw 251 or second screw is screwed in, the rotating frame 24 is rotated by a certain angle, and the tilting degree of the body 1 is finally adjusted.

Further, as shown in fig. 3-5, the lower portion of the main body 1 is fixed with a connecting device 4 through a connecting column 44, the connecting device 4 includes a mounting portion 41, a spring 42 and a limiting head 43, the whole upper support 27 is of an "n" shaped structure, two ends of the upper support 27 are welded on the rotating frame 24, the upper support 27 is provided with a connecting groove arranged along the length direction, the upper portion of the connecting groove is communicated with the outside, the mounting portion 41 is of a rectangular structure, in order to facilitate the sliding of the mounting portion 41 into the connecting groove, the upper portion of the mounting portion 41 is provided with strip-shaped grooves 412 along two sides of the length direction, the cross section of the mounting portion 41 is of a "convex" shape, when the mounting portion 41 is slid into the connecting groove, the upper portion of the mounting portion 41 is located outside the connecting groove, two limiting cavities 411 are provided in the middle portion of the mounting portion 41, each limiting cavity 411 is provided with one spring 42, each spacing head 43 is located the tip both sides of spacing chamber 411 and is fixed with the spacing ring, and the spacing ring can prevent that spacing head 43 from breaking away from spacing chamber 411, and two under spring 42 promotes spacing chamber 411 can be stretched out to the one end homoenergetic that spring 42 was kept away from to spacing head 43, with will installation department 41 during in the side pushed in the spread groove, two spacing head 43 can insert the spacing inslot that spacing chamber 411 inner wall was seted up respectively, prevents in this way that body 1 from breaking away from under the unexpected circumstances and props 27 to the part outside the spread groove is located to pulling installation department 41, can break away from body 1 and adjusting device 2, so that transport and deposit.

In order to facilitate the accurate adjustment of the levelness of the body 1, a level gauge is arranged on the upper support 27.

Further, in order to facilitate the easy pushing of the mounting portion 41 into the connecting groove, the ends of the two stoppers 43 away from the mounting portion 41 are curved.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. A total station for building tunnel construction is characterized by comprising a body, an adjusting device and a supporting leg, wherein the body is detachably connected with the adjusting device, and the supporting leg is connected to the lower part of the adjusting device;

wherein, the adjusting device comprises a supporting plate, a lower support, a rotating shaft, a rotating frame, a first telescopic part, a second telescopic part and an upper support, the lower support is in a Y shape as a whole, one end of the lower support is fixed on the supporting plate, the other two ends of the lower support are respectively connected with the two ends of the rotating shaft in a rotating way, the whole rotating shaft is in a cross shape, the other two ends of the rotating shaft are respectively inserted into holes arranged at the two opposite sides of the rotating frame, the two ends of the first telescopic part are respectively hinged on the supporting plate and one side of the rotating frame, so that the rotating frame can be driven to rotate around the rotating shaft when the first telescopic part is telescopic, the two ends of the second telescopic part are respectively hinged on the supporting plate and one side of the rotating frame, and the hinged point of the second telescopic part and the rotating frame is positioned at the adjacent side of the hinged position of the first telescopic part and the rotating frame, so that the rotating frame can, the upper support is detachably connected with the body, and the upper support is fixed on the rotating frame.

2. The total station for building tunnel construction of claim 1, wherein said first telescopic member includes a first screw rod and a first threaded sleeve, said first screw rod extends into and is threadedly engaged with said first threaded sleeve, two rotating rods for rotating said first threaded sleeve are fixed outside said first threaded sleeve, one end of said first threaded sleeve is rotatably connected to one side of said supporting plate, and the end of said first screw rod is a spherical joint and is hinged to a hinge frame disposed at the side of said rotating frame; the flexible part of second includes second screw rod and second thread bush, the second screw rod stretches into in the second thread bush and rather than screw-thread fit, second thread bush external fixation has two dwangs that are used for rotating the second thread bush, second thread bush one end is rotated and is connected to backup pad one side, and second screw rod tip also is ball joint and articulates to rotating in another articulated frame that frame and first screw rod pin joint adjacent set up.

3. The total station for building tunnel construction of claim 2, wherein the lower portion of the body is fixed with a connecting device, the connecting device includes a mounting portion, a spring and a limiting head, the upper support is integrally "n" shaped, the upper support is provided with a connecting groove along a length direction, two limiting cavities are formed in the middle of the mounting portion, a spring is disposed in each limiting cavity, one limiting head is connected to an end of each spring away from an inner wall of the limiting cavity, and one end of each limiting head away from the spring can extend out of the limiting cavity under the urging of the spring, so that when the mounting portion is pushed into the connecting groove from a side surface, the two limiting heads can be inserted into the limiting grooves formed in the inner wall of the limiting cavity.

4. The total station for construction of a building tunnel of claim 3, wherein said upper brace is provided with a level gauge.

5. The total station for construction of a tunnel according to claim 3, wherein ends of said two limiting heads remote from said mounting portion are curved.