CN210893166U

CN210893166U - Leveling instrument leveling device for tunnel measurement

Info

Publication number: CN210893166U
Application number: CN201921629951.XU
Authority: CN
Inventors: 陈棚; 宋强; 吴志刚; 谢焱; 刘宁; 黄义雄; 陶铁军; 饶军应; 周衡
Original assignee: Guizhou University; China Merchants Chongqing Communications Research and Design Institute Co Ltd; CCCC First Highway Engineering Co Ltd
Current assignee: Guizhou University; China Merchants Chongqing Communications Research and Design Institute Co Ltd; CCCC First Highway Engineering Co Ltd
Priority date: 2019-09-27
Filing date: 2019-09-27
Publication date: 2020-06-30
Anticipated expiration: 2029-09-27

Abstract

The utility model discloses a level adjusting device for tunnel survey, including the first base that bears, the first base side swing joint that bears has several support frames, the first base top surface that bears is connected through the bottom surface that the telescopic link bore the base with the second of hydraulic pressure regulation, and the second bears the base top surface and is connected through the bottom surface that telescopic adjusting rod bore the base with the third, and the third bears the upper surface fixedly connected with bottom plate of base, fixedly connected with carousel on the bottom plate, the joint has the surveyor's level body on the carousel, the second bears the articulated seat of middle part fixed connection of base upper surface, and the inside of articulated seat articulates there are 2 supporting wheels, 1 bracing piece of each fixedly connected with of surface of 2 supporting wheels, the other end and the third of bracing piece bear the bottom surface fixed connection of base. The horizontal balance adjusting device can quickly achieve the purpose of adjusting horizontal balance in the using process of the horizontal device, and is high in practicability and convenient to use.

Description

Leveling instrument leveling device for tunnel measurement

Technical Field

The utility model relates to a level adjusting device for tunnel survey belongs to engineering mapping equipment field with the surveyor's level.

Background

The tunnel engineering survey is a survey conducted at various stages of planning, survey design, construction and operation management of the tunnel engineering. In order to ensure that the tunnel can be correctly penetrated with a specified precision and the relevant buildings and structures are correctly positioned, the following requirements are made: a planning stage, which provides a topographic map for tunnel route selection and mapping data required by geological mapping; in the survey design stage, a survey map control net is distributed along the tunnel line, a strip-shaped topographic map is surveyed, the measurement and the setting of a tunnel opening point, a central line control pile and a central line turning point are carried out on site, and engineering design maps such as a tunnel circuit plan, a longitudinal section map, a tunnel body engineering geological cross section map, a longitudinal section map of a main opening and an auxiliary opening are drawn; the construction stage, carry on the corresponding measurement according to the precision and construction sequence that the tunnel construction requires, carry on the laying and measuring of the construction control network outside the tunnel and entrance to a cave of the opening control network according to the shape and main entrance to a cave of the tunnel circuit at first, and then carry on the calculation and measurement of the relation of entering a cave of the midline, extend the basic control network in the hole forward stage with the tunnel forward extension, and carry on the laying and measuring of the construction control wire and construction setting-out of the midline continuously, guide and guarantee to link up with the predetermined precision between different working faces, carry on the measurement of the actual through error and adjustment of the central line of the circuit after linking up, carry on the measurement of the longitudinal and transverse sections of the tunnel and setting-out of the relevant building in the construction process, and carry on the completion measurement; and in the construction and operation management stages, settlement observation and displacement observation of all parts of the earth surface and the tunnel body and related buildings are regularly carried out.

Often need use the spirit level to adjust in tunnel engineering measurement process, but often the environment is complicated in the tunnel, and the spirit level must be under the horizontal condition just can obtain accurate data, most of engineering for survey and drawing on the market receive the influence on topography rainy road surface at the in-process that uses, the device of not being convenient for erects, when erectting, simultaneously, need carry out the regulation of multi-angle, it is comparatively loaded down with trivial details to lead to the regulation step, and new people's governing speed is slower, influence the availability factor of device.

Disclosure of Invention

An object of the utility model is to provide a level adjusting device of spirit level for tunnel survey. The horizontal balance adjusting device can quickly achieve the purpose of adjusting horizontal balance in the using process of the horizontal device, and is high in practicability and convenient to use.

The technical scheme of the utility model: the utility model provides a level adjusting device for tunnel survey, including the first base that bears, the first base side swing joint that bears has several support frames, the first base top surface that bears is connected through the bottom surface that hydraulic pressure adjusted telescopic link and second born the base, and the second bears the base top surface and is connected through the bottom surface that telescopic link and third born the base, and the third bears the upper surface fixedly connected with bottom plate of base, fixedly connected with carousel on the bottom plate, the joint has the surveyor's level body on the carousel, the second bears the articulated seat of middle part fixed connection of base upper surface, and the inside of articulated seat articulates there are 2 supporting wheels, 1 bracing piece of each fixedly connected with of surface of 2 supporting wheels, and the other end and the third of bracing piece bear the bottom surface fixed connection of base.

Among the aforementioned spirit level device for tunnel survey, the first side annular array that bears the weight of the base is provided with 3 pivots, and the inside of every pivot is pegged graft and is had 1 support frame, and 1 lantern ring has been cup jointed in the activity on every support frame, and the first bottom center fixedly connected with that bears the weight of the base section of thick bamboo that pegs graft has the regulation pole, and the sliding sleeve has been cup jointed in the activity on the regulation pole, the outer fixed surface of sliding sleeve is connected with 3 balancing poles, the other end and 1 lantern ring fixed connection of every balancing pole.

In the leveling device of the level gauge for tunnel measurement, the hydraulic adjusting telescopic rod is provided with an adjusting bolt.

In the leveling device of the level gauge for tunnel measurement, the number of the telescopic adjusting rods is 4, and the 4 telescopic adjusting rods are fixedly connected to the upper surface of the second bearing base in a rectangular array.

The utility model has the advantages that: compared with the prior art, the utility model discloses a device possesses following advantage:

1. this level device is transferred to surveyor's level for tunnel measurement sets up through the cooperation of articulated seat, supporting wheel and bracing piece for in use accessible bracing piece is observed when the level is uneven, then accessible telescopic adjusting rod rises earlier when uneven, then makes the device resume its horizontal balance position when adjusting the bracing piece correspondence, thereby reaches its purpose of conveniently adjusting horizontal balance, its practicality of greatly increased.

2. This leveling device is transferred to spirit level for tunnel survey, through the sliding sleeve, the cooperation setting of balancing pole and the lantern ring, make user of service through upwards perhaps adjusting the sliding sleeve downwards in use, thereby adjustable support frame's ground area, the quantity that adds the balancing pole is three, correspond respectively on the lantern ring that three support frame surface cup jointed, make and go on simultaneously when the regulation, can effectually prevent this leveling device slope is transferred to spirit level for tunnel survey, convenience at the time of its regulation level of greatly increased.

Drawings

FIG. 1 is a front view of the structure of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic top view of the present invention;

fig. 4 is an enlarged schematic view of a portion a of fig. 1.

Reference numerals: 1-a first load bearing base; 2-a rotating shaft; 3-a support frame; 4-a collar; 5-a plug-in cylinder; 6-adjusting the rod; 7-a sliding sleeve; 8-a balance bar; 9-hydraulic adjusting telescopic rods; 10-adjusting the bolt; 11-a second load bearing base; 12-a telescopic adjusting rod; 13-a third load bearing base; 14-a hinged seat; 15-a support wheel; 16-a support bar; 17-a base plate; 18-a turntable; 19-level body.

Detailed Description

The following description is made with reference to the accompanying drawings and examples, but not to be construed as limiting the invention.

The embodiment of the utility model provides a: a leveling instrument leveling device for tunnel measurement is disclosed, as shown in attached figures 1-4, and comprises a first bearing base 1 with a circular truncated cone structure, wherein the side surface of the first bearing base 1 is movably connected with a plurality of supporting frames 3, the middle of the top surface of the first bearing base 1 is fixedly connected with the middle of the bottom surface of a second bearing base 11 through a hydraulic adjusting telescopic rod 9, the top surface of the second bearing base 11 is fixedly connected with the bottom surface of a third bearing base 13 through a telescopic adjusting rod 12, the upper surface of the third bearing base 13 is fixedly connected with a bottom plate 17 through a threaded screw, a rotary plate 18 is fixedly connected on the bottom plate 17, the upper surface of the rotary plate 18 is movably clamped with a leveling instrument body 19, the middle part of the upper surface of the second bearing base 11 is fixedly connected with 1 hinged seat 14, the inside of the hinged seat 14 is hinged with 2 supporting wheels 15, and the outer surface of each supporting wheel 15, the other end of the support bar 16 is fixedly connected with the bottom surface of the third bearing base 13.

When in use, the support frame 3 is movably supported on the ground to support the device. Observation is achieved by the level body 19. The level body 19 is rotatable 360 about the turntable 18. The height of the level body 19 can be adjusted up and down through the telescopic adjusting rod 12, or the support frame 3 is opened at different angles to realize the height adjustment of the whole device. Meanwhile, the hinged seat 14, the supporting wheel 15 and the supporting rod 16 are matched, so that the supporting rod 16 can be observed through the supporting rod when the horizontal is unbalanced in use, the telescopic adjusting rod 12 can be lifted up firstly when the horizontal is unbalanced, and then the device can be restored to the horizontal balance position when the supporting rod 16 is adjusted to correspond to the supporting rod, so that the purpose of conveniently adjusting the horizontal balance is achieved, and the practicability of the device is greatly improved.

The first side annular array that bears base 1 is provided with 3 pivots 2, 1 support frame 3 has been pegged graft to the inside of every pivot 2, 1 lantern ring 4 has been cup jointed in the activity on every support frame 3, the first bottom center fixedly connected with that bears base 1 inserts a section of thick bamboo 5, the inside of a section of thick bamboo 5 of pegging graft has adjusted pole 6, sliding sleeve 7 has been cup jointed in the activity on adjusting

pole

6, 3 balancing poles 8 of sliding sleeve 7's outer fixed surface connection, the other end and 1 lantern ring 4 fixed connection of every balancing pole 8.

During the use, through sliding sleeve 7, the cooperation setting of balancing pole 8 and lantern ring 4, make user of service pass through upwards or adjust sliding sleeve 7 downwards in use, thereby adjustable support frame 3's ground area, the quantity that adds balancing pole 8 is three, correspond respectively on the lantern ring 4 that three support frame 3 surfaces cup jointed, make and can go on simultaneously when adjusting, sliding sleeve 7 is gliding in-process from top to bottom drives lantern ring 4 through balancing pole 8 on support frame 3, the lower slip, because the length of every balancing pole 8 removes, can guarantee the opening angle of every support frame 3 unanimously under the effect of lantern ring 4, can effectually prevent this spirit level device slope for tunnel measurement, convenience at the time of its regulation level of greatly increased.

The hydraulic adjusting telescopic rod 9 is provided with an adjusting bolt 10, and the telescopic height of the hydraulic adjusting telescopic rod 9 is locked through the adjusting bolt 10.

The number of the telescopic adjusting rods 12 is 4, and the 4 telescopic adjusting rods 12 are fixedly connected to the upper surface of the second bearing base 11 in a rectangular array.

Claims

1. The utility model provides a level adjusting device of spirit level for tunnel survey which characterized in that: comprises a first bearing base (1), the side surface of the first bearing base (1) is movably connected with a plurality of supporting frames (3), the top surface of the first bearing base (1) is connected with the bottom surface of a second bearing base (11) through a hydraulic adjusting telescopic rod (9), the top surface of the second bearing base (11) is connected with the bottom surface of a third bearing base (13) through a telescopic adjusting rod (12), the upper surface of the third bearing base (13) is fixedly connected with a bottom plate (17), a rotating disc (18) is fixedly connected on the bottom plate (17), a level body (19) is clamped on the rotating disc (18), the second bears articulated seat of middle part fixed connection (14) of base (11) upper surface, and the inside of articulated seat (14) articulates there are 2 supporting wheels (15), 1 bracing piece (16) of each fixedly connected with of surface of 2 supporting wheels (15), and the bottom surface fixed connection that base (13) was born to the other end and the third of bracing piece (16).

2. The leveling device of a tunnel surveying level according to claim 1, wherein: the first side annular array that bears base (1) is provided with 3 pivot (2), 1 support frame (3) have been pegged graft to the inside of every pivot (2), 1 lantern ring (4) have been cup jointed in the activity on every support frame (3), the first bottom center fixedly connected with that bears base (1) is pegged graft a section of thick bamboo (5), the inside grafting of a section of thick bamboo (5) has regulation pole (6), sliding sleeve (7) have been cup jointed in the activity on regulation pole (6), the outer fixed surface of sliding sleeve (7) is connected with 3 balancing poles (8), the other end and 1 lantern ring (4) fixed connection of every balancing pole (8).

3. The leveling device of a tunnel surveying level according to claim 1, wherein: and an adjusting bolt (10) is arranged on the hydraulic adjusting telescopic rod (9).

4. The leveling device of a tunnel surveying level according to claim 1, wherein: the number of the telescopic adjusting rods (12) is 4, and the 4 telescopic adjusting rods (12) are fixedly connected to the upper surface of the second bearing base (11) in a rectangular array mode.