CN220436050U - Auxiliary device is measured to accurate level - Google Patents

Abstract

The application relates to a precision level measurement auxiliary device, in particular to the technical field of level measurement auxiliary equipment, which comprises a fixed seat and telescopic supporting legs, wherein a clamping groove for clamping a leveling staff is formed in one side of the fixed seat, a locking piece is movably arranged on at least one side of the fixed seat, which is positioned in the clamping groove, of the fixed seat, and the locking piece is at least partially positioned in the clamping groove and is used for locking the leveling staff in the clamping groove; the telescopic support legs are provided with two groups, two the telescopic support legs are arranged in a splayed mode and are rotationally connected to the side wall of one side, deviating from the clamping groove, of the fixing base, and the telescopic support legs have the effect of reducing errors caused by settlement observation carried out by the manual supporting leveling staff.

Description

Auxiliary device is measured to accurate level

Technical Field

The application relates to the technical field of leveling auxiliary equipment, in particular to a precise leveling auxiliary device.

Background

At present, in the monitoring processes of foundation pit monitoring, bridge construction monitoring and the like, earth surface settlement observation is an essential link, and the lifting situation of the ground can be known quantitatively. In the related art, in-situ earth surface subsidence observation is generally performed using a precision level gauge in combination with a leveling rod such as an indium steel ruler.

When the device is used, the indium steel ruler is erected on a leveling point in a region to be measured on site, the front face of the indium steel ruler is adjusted to face the precise leveling instrument placed on the datum point outside the region to be measured, the indium steel ruler is manually supported, the indium steel ruler is ensured to be erected and fixed, an observer observes the precise leveling instrument to observe the surface subsidence, and the surface subsidence data are measured through the observation of the same leveling point on different dates.

For the related technology, because the leveling staff such as the indium steel ruler is generally 2-3 m long, the in-process of manually supporting the indium steel ruler can appear slight rocking along with the respiratory body of a human body, the indium steel ruler is difficult to keep fixed, the accurate leveling instrument placement position is generally far away from the indium steel ruler, and the slight rocking reaction can appear larger deviation on the accurate leveling instrument reading, so that the accuracy of sedimentation observation is influenced, and larger error exists in sedimentation observation data.

Disclosure of Invention

In order to reduce the error that the manual work supported the levelling rod to subside and observe and bring, this application provides a precision level and measures auxiliary device.

The application provides a precision level measurement auxiliary device adopts following technical scheme:

the auxiliary device for measuring the precise level comprises a fixed seat and a telescopic supporting leg, wherein a clamping groove for clamping the leveling staff is formed in one side of the fixed seat, a locking piece is movably arranged on at least one side of the clamping groove on the fixed seat, and the locking piece is at least partially positioned in the clamping groove and used for locking the leveling staff in the clamping groove; the telescopic support legs are provided with two groups, the two telescopic support legs are arranged in a splayed mode, and are rotationally connected to the side wall of one side, deviating from the clamping groove, of the fixing base.

Through adopting above-mentioned technical scheme, place the levelling staff middle part in the block groove earlier when using, then fix the levelling staff in the block groove through the locking piece, adjust the levelling staff and make the levelling staff whole be in vertical state roughly afterwards, then prop up two flexible landing legs and the length of two flexible landing legs of suitable adjustment again, until finally with the levelling staff to vertical, and by two flexible landing legs steady rest. The setting of fixing base and flexible landing leg makes the levelling rod can be supported by stability, keeps being in vertical state, does not need artifical support, has reduced artifical support levelling rod and has subsided the error that the observation brought. The structure setting of two flexible landing leg eight characters shape makes this application auxiliary device form triangle bearing structure, has improved auxiliary device holistic stability.

Optionally, the telescopic leg includes fixed sleeve and coaxial activity and inserts the telescopic link of locating in the fixed sleeve, the one end that the telescopic link was kept away from to fixed sleeve rotates with the fixing base to be connected, threaded connection has adjusting bolt on the section of thick bamboo wall of fixed sleeve, adjusting bolt's screw rod end can screw in fixed sleeve in, with the lateral wall of telescopic link offsets.

Through adopting above-mentioned technical scheme, the cooperation setting of fixed sleeve, telescopic link and adjusting bolt makes the flexible landing leg can realize the electrodeless regulation of length, has satisfied the staff level and has adjusted the demand to the various different lengths of flexible landing leg to vertical in-process, and simple structure convenient to use.

Optionally, the telescopic link is kept away from fixed sleeve one end taper setting.

Through adopting above-mentioned technical scheme, the pointed cone-shaped setting makes the telescopic link be convenient for insert the subaerial in waiting the district as required, is difficult for empting, further promotes the stability that flexible landing leg supported the levelling staff.

Optionally, keep away from fixed sleeve one end on the telescopic link and be equipped with the footboard, the footboard includes the curb plate and the connecting plate of connecting both sides board that two symmetries set up, two the curb plate is located the telescopic link both sides and rotates with the telescopic link and be connected.

By adopting the technical scheme, the arrangement of the pedal enables the telescopic rod to be inserted into the ground when the stability of the auxiliary device is increased, and the ground in the to-be-detected area is harder and is not convenient for manually supporting the telescopic rod to be inserted, the telescopic rod can be inserted into the to-be-detected area underground by rotating the pedal until the pedal contacts with the ground in the to-be-detected area, so that the telescopic rod is conveniently inserted, and the difficulty of inserting the telescopic rod is reduced; and the pedal is placed horizontally to play the effect of preventing shaking of the telescopic rod, so that the overall stability of the auxiliary device is improved.

Optionally, the connecting plate can rotate to the direction that is close to fixed sleeve to with telescopic link lateral wall butt, at least one be equipped with on the curb plate be used for with the connecting plate lock in with telescopic link butt position locking part.

Through adopting above-mentioned technical scheme, the setting of locking element makes can lock the footboard in the state of turning up receipts and closing, avoids conventional operating mode not needing to use the footboard when, to the influence of telescopic link normal use.

Optionally, the locking part includes the locking pole, set up the locking through-hole on the curb plate lateral wall, set up the spliced eye on the telescopic link lateral wall, when footboard and telescopic link butt, the locking pole can pass the locking through-hole and insert in the spliced eye.

Through adopting above-mentioned technical scheme, the cooperation setting of locking lever, locking through-hole and spliced eye makes the curb plate can be locked fast on the telescopic link, and then locks the footboard, simple structure is convenient for operate.

Optionally, be equipped with reset spring on the curb plate, reset spring one end is connected with the curb plate, and the other end is connected with the locking lever, the locking lever tends to under reset spring drive the direction that is close to the telescopic link in the locking through-hole.

Through adopting above-mentioned technical scheme, reset spring's setting is convenient for the locking lever insert fast in the spliced eye, and through being in the same place locking lever and curb plate link together, prevents that the locking lever from deviating from the locking through-hole and losing at the in-process that removes.

Optionally, a plunger is rotatably connected to the pedal between the two side plates, and a rotation axis of the plunger is parallel to a rotation axis of the pedal.

Through adopting above-mentioned technical scheme, when using, earlier rotate the footboard to the level, then rotate the inserted bar vertical downwardly again, the footboard is inserted the subaerial in waiting the district at the in-process that the atress moved down, the setting of inserted bar makes the footboard can be fixed subaerial in waiting the district, improves the stability of flexible landing leg, and then improves the holistic auxiliary fixation effect of auxiliary device.

Optionally, the locking piece includes fixing bolt and is located the elasticity slipmat of fixing bolt's one end, fixing bolt with fixing base threaded connection, elasticity slipmat is located in the block groove.

By adopting the technical scheme, the leveling staff can be locked on the fixed seat by screwing in the fixing bolt to press the leveling staff due to the arrangement of the fixing bolt, and the leveling staff locking device is simple in structure and convenient to lock; the setting of elasticity slipmat makes fixing bolt replace fixing bolt and levelling rod to support with the pressure at the in-process elasticity slipmat of screw in block groove, reduces the risk that the levelling rod was supported the pressure by fixing bolt and damaged, plays skid-proof effect simultaneously.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the telescopic support legs and the fixed seat are matched, so that the leveling staff can be kept in a vertical state, the leveling staff does not need to be manually supported, and errors caused by settlement observation by manually supporting the leveling staff are reduced; two flexible landing legs and levelling rod form triangle bearing structure, improve this application auxiliary device holistic stability.

2. The pedal is arranged, so that when the ground in a to-be-detected area is harder and the telescopic rod is inconvenient to insert into the ground manually, the telescopic rod can be more conveniently inserted into the ground by pressing the pedal, and the difficulty of inserting the telescopic rod is reduced; the footboard level is placed subaerial in the district that awaits measuring, also can play the effect of preventing rocking to the telescopic link, further promotes the stability that flexible landing leg supported the levelling staff.

3. The cooperation setting of locking lever, locking through-hole and spliced eye makes the curb plate can be locked on the telescopic link through the grafting locking lever, and then locks the footboard, simple structure facilitate the use.

Drawings

FIG. 1 is a schematic view of the overall structure of embodiment 1 of the present application;

FIG. 2 is a schematic cross-sectional view of a telescopic leg portion in embodiment 1 of the present application;

FIG. 3 is a schematic overall structure of embodiment 2 of the present application;

fig. 4 is a schematic view of the overall structure in another state of embodiment 2 of the present application, aiming at showing the positional relationship in the pedal use state.

Reference numerals: 1. a fixing seat; 11. a clamping groove; 12. a locking member; 121. a fixing bolt; 122. an elastic anti-slip pad; 2. a telescopic support leg; 21. a fixed sleeve; 211. an adjusting bolt; 212. a chute; 22. a telescopic rod; 221. a plug hole; 23. a limiting block; 3. a levelling rod; 4. a pedal; 41. a side plate; 411. locking the through hole; 42. a connecting plate; 43. a locking member; 431. a locking lever; 432. a return spring; 44. a rod; 45. and (5) rotating the rod.

Detailed Description

The present application is described in further detail below with reference to the accompanying drawings.

Example 1:

embodiment 1 of the application discloses a precision level measurement auxiliary device. Referring to fig. 1, comprising: fixing base 1 and flexible landing leg 2, fixing base 1 one side has seted up block groove 11, and block groove 11 is used for placing levelling rod 3, and when using, the direction card along perpendicular to fixing base 1 upper surface of levelling rod 3 locates in block groove 11. In this embodiment, a locking member 12 is disposed on the fixing base 1 corresponding to one side of the locking groove 11, the locking member 12 includes a fixing bolt 121 and an elastic anti-slip pad 122 fixedly connected to a screw end of the fixing bolt 121, two fixing bolts 121 are disposed up and down, screw ends of the two fixing bolts 121 penetrate into the locking groove 11, i.e. the elastic anti-slip pad 122 is located in the locking groove 11. After the leveling staff 3 is placed in the clamping groove 11, the elastic anti-slip pad 122 is abutted against the side wall of the middle part of the leveling staff 3 by screwing in the fixing bolt 121, so that the leveling staff 3 is fixed in the clamping groove 11 of the fixing seat 1. In other embodiments, the locking members 12 may be provided with two sets, and are respectively located on two opposite sides of the engaging groove 11 on the fixing base 1, so long as the locking member is capable of locking the leveling staff 3.

Further, the telescopic support legs 2 are provided with two groups, the two groups of telescopic support legs 2 are symmetrically connected to the side wall of one side of the fixing base 1, which is away from the clamping groove 11, when the telescopic support legs are used, the two telescopic support legs 2 are spread to form triangular supports with the leveling staff 3 and are placed on the ground of a region to be measured, the spread angle of the telescopic support legs 2 and the length of the telescopic support legs 2 are adjusted until the leveling staff 3 is in a vertical state, the leveling staff 3 is not required to be supported manually, and errors caused by settlement observation carried out by manually supporting the leveling staff 3 are reduced.

Referring to fig. 2, the telescopic support leg 2 comprises a fixed sleeve 21 and a telescopic rod 22 coaxially movably inserted in the fixed sleeve 21, one end, away from the telescopic rod 22, of the fixed sleeve 21 is rotationally connected with the fixed seat 1, an adjusting bolt 211 is connected to one side, away from the fixed seat 1, of the peripheral wall of the fixed sleeve 21 along a direction perpendicular to the axis of the fixed sleeve 21 in a threaded manner, the screw end of the adjusting bolt 211 can be screwed into an inner cavity of the fixed sleeve 21 to be abutted against the side wall of the telescopic rod 22, and the screw end of the adjusting bolt 211 is abutted against the side wall of the telescopic rod 22 by screwing the adjusting bolt 211 to lock the telescopic rod 22 at different positions, so that the requirement for adjusting the length of the support leg is met. Further, in order to prevent the telescopic rod 22 from being separated from the fixed sleeve 21 and lost, a limiting block 23 is welded at one end of the telescopic rod 22 inserted into the fixed sleeve 21, a sliding groove 212 adapted to the limiting block 23 is correspondingly formed on the wall surface of the inner cavity of the fixed sleeve 21 along the length direction of the fixed sleeve 21, and the limiting block 23 is slidably clamped in the sliding groove 212. In addition, telescopic link 22 keeps away from the conical setting of fixed sleeve 21 one end for telescopic link 22 is convenient for insert and waits to wait the underground of district, improves the stability of flexible landing leg 2, and then improves this application auxiliary device and fixes the effect to the support of levelling rod 3.

The implementation principle of the auxiliary device for measuring the precise level in the embodiment 1 of the application is as follows: when the leveling staff 3 is used, the middle part of the leveling staff 3 is clamped in the clamping groove 11, the leveling staff 3 is fixed on the fixed seat 1 by screwing in the fixing bolt 121, then the fixing sleeve 21 is unfolded, the unfolded angle of the fixing sleeve 21 and the stretched length of the telescopic rod 22 are properly adjusted until the leveling staff 3 is placed on the ground of a to-be-detected area in a vertical state, and at the moment, the telescopic rod 22 is locked by the adjusting bolt 211 to form stable support for the leveling staff 3; the telescopic rod 22 can also be inserted into the underground of the area to be measured during adjustment, so that the stability of the whole structure is further improved.

Example 2:

because the geological hardness condition of different regions to be measured often will be different, when meeting and need insert telescopic link 22 underground in order to increase the stability of flexible landing leg 2, if the region to be measured geology is harder and is difficult to insert telescopic link 22 by hand, this application embodiment 2 discloses another accurate level measurement auxiliary device, this application embodiment 2 is different with this application embodiment 1 in, refer to fig. 3-4, keep away from fixed sleeve 21 one end rotation on telescopic link 22 and be connected with footboard 4, footboard 4 includes curb plate 41 that two symmetries set up and the connecting plate 42 of perpendicular connection both sides board 41 simultaneously, both sides board 41 is located telescopic link 22 both sides and rotates with telescopic link 22 through bull stick 45, the axis of bull stick 45 is parallel with fixed sleeve 21 axis of rotation, bull stick 45 rotates and is connected in the top in the region of sharp cone on telescopic link 22, when using, rotate footboard 4 to with the region to be measured ground contact, then insert telescopic link 22 underground through exerting pressure to footboard 4, reduce telescopic link 22 male degree of difficulty. When the telescopic rod 22 is inserted into the ground, the pedal 4 can be just attached to the ground of the area to be detected, so that the stability of the telescopic support leg 2 is improved, and the shaking probability of the telescopic support leg 2 is reduced.

Further, the insert rod 44 is rotatably connected between the two side plates 41 on the pedal 4, the rotation axis of the insert rod 44 is parallel to the rotation axis of the fixed sleeve 21, and the rotation axis of the insert rod 44 is close to one side of the connecting plate 42, in the process of downwards rotating the pedal 4 to the state that the pedal 4 contacts with the ground of the area to be tested, the insert rod 44 is manually rotated to the state perpendicular to the pedal 4, the insert rod 44 is inserted into the ground of the area to be tested along with the downwards movement of the pedal 4, and the stability of the pedal 4 is further improved due to the arrangement of the insert rod 44, so that the stability of the telescopic supporting leg 2 is improved.

In addition, in order to lock the pedal 4 when the pedal 4 is not needed, the side plate 41 is provided with a locking part 43, the locking part 43 comprises a locking rod 431 and a return spring 432, a locking through hole 411 is transversely formed in one side, far away from the connecting plate 42, of the side wall of the side plate 41, the locking through hole 411 is positioned beside the rotating rod 45 and far away from the connecting plate 42, the axial direction of the locking through hole 411 is parallel to the rotation axis direction of the pedal 4, the locking rod 431 is inserted into the locking through hole 411, one end of the locking rod 431, which is inserted into the locking through hole 411, is provided with a round corner, the return spring 432 is sleeved on the locking rod 431, one end of the return spring 432 is fixedly connected with the locking rod 431, and the other end of the return spring 432 is fixedly connected with the side wall of the side plate 41; the telescopic rod 22 is provided with a plug hole 221 corresponding to the locking through hole 411, and the depth of the plug hole 221 is smaller than the radius of the telescopic rod 22. In the process that the pedal 4 rotates upwards until the connecting plate 42 abuts against the side wall of the telescopic rod 22, the locking rod 431 slides in the direction away from the telescopic rod 22 in the locking through hole 411 under the abutting action of the side wall of the telescopic rod 22, when the connecting plate 42 abuts against the side wall of the telescopic rod 22, the locking through hole 411 is aligned with the inserting hole 221, and the locking rod 431 is automatically inserted into the inserting hole 221 under the action of the reset spring 432.

The implementation principle of the auxiliary device for measuring the precise level in the embodiment 2 of the application is as follows: when the telescopic rod is used, the locking rod 431 is pulled out of the inserting hole 221 to unlock the pedal 4, then the pedal 4 is rotated downwards to be in contact with the ground of a region to be tested, the inserting rod 44 is rotated downwards to be perpendicular to the pedal 4 in the process of rotating the pedal 4, then the pedal 4 is forced to insert the telescopic rod 22 and the inserting rod 44 into the ground of the region to be tested, and the difficulty of inserting the telescopic rod 22 is reduced due to the arrangement of the pedal 4. When the pedal 4 is not needed, the pedal 4 is only required to be rotated upwards until the connecting plate 42 is abutted against the telescopic side wall, and then the inserted link 44 is rotated into the space between the two side plates 41.

The foregoing is a preferred embodiment of the present application, and is not intended to limit the scope of the present application in this way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (7)

1. An auxiliary device is measured to accurate level, its characterized in that: the leveling staff fixing device comprises a fixing seat (1) and telescopic supporting legs (2), wherein a clamping groove (11) for clamping a leveling staff (3) is formed in one side of the fixing seat (1), a locking piece (12) is movably arranged on at least one side of the fixing seat (1) located in the clamping groove (11), and the locking piece (12) is located at least partially in the clamping groove (11) and used for locking the leveling staff (3) in the clamping groove (11); the telescopic support legs (2) are provided with two groups, the two telescopic support legs (2) are arranged in a splayed mode and are rotationally connected to the side wall of one side, deviating from the clamping groove (11), of the fixing base (1), each telescopic support leg (2) comprises a fixing sleeve (21) and a telescopic rod (22) coaxially and movably inserted into the fixing sleeve (21), one end, far away from the telescopic rod (22), of the fixing sleeve (21) is rotationally connected with the fixing base (1), an adjusting bolt (211) is connected to the cylinder wall of the fixing sleeve (21) in a threaded mode, and the screw end of the adjusting bolt (211) can be screwed into the fixing sleeve (21) to abut against the outer side wall of the telescopic rod (22); the telescopic rod (22) is provided with a pedal (4) at one end far away from the fixed sleeve (21), the pedal (4) comprises two symmetrically arranged side plates (41) and a connecting plate (42) connected with the two side plates (41), and the two side plates (41) are positioned at two sides of the telescopic rod (22) and are rotationally connected with the telescopic rod (22).

2. The precision level measurement assistance device according to claim 1, wherein: the telescopic rod (22) is arranged away from one end of the fixed sleeve (21) in a conical shape.

3. The precision level measurement assistance device according to claim 1, wherein: the connecting plate (42) can rotate to be in contact with the side wall of the telescopic rod (22) in a direction approaching to the fixed sleeve (21), and a locking part (43) for locking the connecting plate (42) at a position in contact with the telescopic rod (22) is arranged on at least one side plate (41).

4. A precision level measurement assistance apparatus according to claim 3, wherein: the locking component (43) comprises a locking rod (431), a locking through hole (411) is formed in the side wall of the side plate (41), a plug hole (221) is formed in the side wall of the telescopic rod (22), and when the pedal (4) is abutted to the telescopic rod (22), the locking rod (431) can penetrate through the locking through hole (411) to be inserted into the plug hole (221).

5. The precision level measurement auxiliary device according to claim 4, wherein: the side plate (41) is provided with a return spring (432), one end of the return spring (432) is connected with the side plate (41), the other end of the return spring (432) is connected with a locking rod (431), and the locking rod (431) tends to move towards a direction close to the telescopic rod (22) in the locking through hole (411) under the driving of the return spring (432).

6. The precision level measurement assistance device according to claim 1, wherein: the pedal (4) is rotatably connected with a plug rod (44) between the two side plates (41), and the rotation axis of the plug rod (44) is parallel to the rotation axis of the pedal (4).

7. The precision level measurement assistance device according to claim 1, wherein: the locking piece (12) comprises a fixing bolt (121) and an elastic anti-slip pad (122) located at one end of the fixing bolt (121), the fixing bolt (121) is in threaded connection with the fixing seat (1), and the elastic anti-slip pad (122) is located in the clamping groove (11).