Level gauge bracket erected on column steel bar

Abstract

The utility model discloses a level gauge bracket erected on a column steel bar. The level gauge bracket comprises a three-point anchoring system, an instrument mounting platform and a triangular base, the vertical section of the triangular base is in a right triangle shape. The three-point type anchoring system comprises two movable buckles and a fixed buckle, and the movable buckles and the fixed buckle are detachably connected with the column steel bars at the corresponding positions respectively. The two movable buckles are connected to the two edges of the triangular base through hinge mechanisms respectively, and the fixed buckle is rigidly connected to the third edge of the triangular base. The hinging mechanism comprises a sleeve and a rotating shaft; the sleeves are arranged on the edges of the triangular base at intervals in the longitudinal direction. The rotating shaft is arranged in the two sleeves in a penetrating mode, and locking nuts are in threaded connection with the positions, located on the two sides of the sleeves, of the rotating shaft respectively. The instrument installation platform comprises a platform plate and a laser positioner. According to the utility model, the technical problem that the error of the measured elevation is large because the template vibrates up and down when the traditional level gauge is erected on the template panel is solved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the engineering survey technical field, especially relate to a level bracket erected on column steel bar. BACKGROUND

[0002] The level is erected on the floor template by the tripod, and the template is thin and flexible, so that the template shakes up and down, and the height error of the copied measurement is large.

[0003] Although the auxiliary tool for fixing the steel bar exists in the prior art, the following defects exist generally.

[0004] The fixed structure is rigidly connected, and cannot adapt to different diameters of the steel bar or changes in the spacing.

[0005] The multi-degree-of-freedom adjusting mechanism is complex, and the installation efficiency is low on site.

[0006] The three-point stable support design is lacked, and the lateral instability risk exists. INVENTION CONTENTS

[0007] The utility model aims at providing a level bracket erected on column steel bar, and solves the technical problem that the traditional level is erected on the template panel, and the template shakes up and down, and the height error of the copied measurement is large.

[0008] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme.

[0009] A level bracket erected on column steel bar, comprising a three-point anchoring system, an instrument installation platform and a triangular base, the vertical section of the triangular base is a right triangle, the three-point anchoring system comprises two movable buckles and a fixed buckle, and the movable buckle and the fixed buckle are detachably connected with the column steel bar at the corresponding positions, the two movable buckles are connected to two edges of the triangular base through a hinge mechanism, and the fixed buckle is rigidly connected to the third edge of the triangular base.

[0010] The hinge mechanism comprises a sleeve and a rotating shaft, the sleeve is two, and is arranged on the edge of the triangular base in the longitudinal direction, the rotating shaft is arranged in the two sleeves, and a thread is arranged on the rotating shaft, the movable buckle is connected to the rotating shaft, and the movable buckle can rotate around the rotating shaft, and lock nuts for locking the rotating shaft and the sleeve are threadedly connected to the two sides of the sleeve on the rotating shaft.

[0011] The instrument installation platform comprises a platform plate and a laser positioner; the platform plate is horizontally connected to one of the right-angle surfaces of the triangular base and used for installing the level gauge; a support is arranged in the middle of the surface of the platform plate; and the laser positioner is arranged in the middle of the top of the support.

[0012] Preferably, the triangular base is made of three rectangular plates which are spliced together, the rectangular plates are made of aluminum alloy or steel plate, and the thickness of the rectangular plates is 8±0.1 mm.

[0013] Preferably, the movable buckle comprises a first clamping groove, a first tightening bolt and a connecting rod; the connecting rod is vertically connected to the rotating shaft and located between the two sleeves; the first clamping groove is connected to the end of the connecting rod away from the rotating shaft; and the first tightening bolt is vertically arranged in the side plate on one side of the first clamping groove and is threadedly connected with the side plate of the first clamping groove.

[0014] Preferably, the cross section of the first clamping groove is U-shaped; the connecting rod is vertically connected to the side plate on one side of the first clamping groove; the first tightening bolt is vertically arranged in the side plate on the other side of the first clamping groove; a first end plate is arranged at the end of the first tightening bolt located in the groove, and a first operating rod is arranged at the end of the first tightening bolt located outside the groove; and a sawtooth groove is arranged on the inner surface of the first clamping groove.

[0015] Preferably, the fixed buckle comprises a second clamping groove and a second tightening bolt; a connecting pipe is fixedly connected to the third edge of the triangular base; the cross section of the second clamping groove is U-shaped, and the side plate on one side of the second clamping groove is fixedly connected with the connecting pipe; the second tightening bolt is vertically arranged in the side plate on the other side of the second clamping groove; a second end plate is arranged at the end of the second tightening bolt located in the groove, and a second operating rod is arranged at the end of the second tightening bolt located outside the groove; and a sawtooth groove is arranged on the inner surface of the second clamping groove.

[0016] Preferably, an anti-skid pad layer is arranged on the platform plate; and staggered convex lines are arranged on the surface of the anti-skid pad layer.

[0017] Compared with the prior art, the utility model has the following characteristics and beneficial effects.

[0018] 1. The level gauge bracket of the utility model is erected on the column steel bar, the column steel bar is fixed after being positioned, the movable buckle and the fixed buckle on the bracket are respectively tightened on the column steel bar, the level gauge is erected on the bracket, and the level gauge is used for copying the control elevation after the formwork support is completed; the design of the structure can well avoid the error caused by the up-and-down shaking of the level gauge erected on the formwork, reduces unnecessary error in copying the elevation, and improves the copying precision of the elevation.

[0019] 2、The utility model discloses a three-point anchoring system, through two movable buckles and a fixed buckle form a triangular support structure, the rigid connection of fixed buckle can effectively inhibit the lateral moment caused by construction vibration or reinforcement displacement, prevent the whole device from shaking, the hinged design of movable buckle allows angle adjustment, adapts to the column reinforcement arrangement of different spacing, ensures that anchoring system always closely fits reinforcement. Meanwhile, the utility model adopts U-shaped slot + sawtooth groove design, cooperates with jacking bolt (such as first jacking bolt, second jacking bolt), can adapt to reinforcement of different diameters, and single-point locking in 5 seconds can be completed through rotating operating lever, and the cooperation of sleeve pipe and rotating shaft in hinged mechanism, combined with the thread fixing mode of locking nut, can realize quick adjustment and locking of buckle angle, and does not need extra tools.

[0020] 3、The utility model discloses the antiskid pad layer (shore hardness 70A silica gel) of platform board surface and staggered convex lines, make the friction coefficient of level gauge base improve to 0.8 (only 0.3 of traditional steel plate), effectively prevent instrument from sliding, the integration of laser positioner at support top can realize quick centering (centering error is less than or equal to 0.5mm), compared with traditional optical centering, the efficiency is improved by 60%.

[0021] 4、The utility model discloses the bracket through three-point anchoring mechanics optimization, hinged precision adjustment, antiskid and anti -vibration design and modular architecture, the systematic solution of the measurement error problem caused by template flutter, improve construction efficiency and safety significantly, have remarkable technical progress and engineering popularization value. DRAWINGS

[0022] The utility model will be further explained in detail in combination with the drawings.

[0023] Fig. 1 It is the stereoscopic structure schematic diagram of level gauge bracket.

[0024] Fig. 2 It is the side structure schematic diagram that movable buckle is connected with triangular base.

[0025] Figure legend: 1-movable buckle, 1.1-first clamping groove, 1.2-first jacking bolt, 1.3-connecting rod, 1.4-first end plate, 1.5-first operating lever, 2-fixed buckle, 2.1-second clamping groove, 2.2-second jacking bolt, 2.3-second end plate, 2.4-second operating lever, 3-hinged mechanism, 3.1-sleeve pipe, 3.2-rotating shaft, 3.3-locking nut, 4-triangular base, 5-longitudinal connecting rod, 6-platform board, 7-laser positioner, 8-connecting pipe, 9-support, 9.1-stand, 9.2-supporting plate. CONCRETE EMBODIMENT

[0026] As Figs. 1-2As shown, the level bracket erected on the column steel bar comprises a three-point anchoring system, an instrument mounting platform and a triangular base 4; a vertical section of the triangular base 4 is a right-angled triangle; in this embodiment, the triangular base 4 is a triangular prism, and the vertical section of the triangular base 4 is an isosceles right-angled triangle; the three-point anchoring system comprises two movable buckles 1 and one fixed buckle 2, and the movable buckles 1 and the fixed buckle 2 are detachably connected with the column steel bars at corresponding positions; the two movable buckles 1 are connected to two edges of the triangular base 4 through hinging mechanisms 3, and the fixed buckle 2 is rigidly connected to a third edge of the triangular base 4; in this embodiment, the two movable buckles 1 are connected to two acute-angle vertices of the triangular base 4 through the hinging mechanisms 3, and the fixed buckle 2 is rigidly connected to a right-angle vertex of the triangular base 4. The hinging mechanism 3 comprises a sleeve 3.1 and a rotating shaft 3.2; the sleeve 3.1 is provided in two pieces and is longitudinally spaced apart on the edge of the triangular base 4; the rotating shaft 3.2 is arranged in the two sleeves 3.1, and is provided with threads on the rotating shaft 3.2; the movable buckle 1 is connected to the rotating shaft 3.2, and the movable buckle 1 can rotate around the rotating shaft 3.2; the rotating shaft 3.2 is threadedly connected with lock nuts 3.3 for locking the rotating shaft 3.2 and the sleeve 3.1 on both sides of the sleeve 3.1.

[0027] The instrument mounting platform comprises a platform plate 6 and a laser positioner 7; the platform plate 6 is horizontally connected to a right-angle surface of the triangular base 4, and is used for mounting a level; a support 9 is arranged on the surface of the platform plate 6; the laser positioner 7 is arranged at the top of the support 9 and is aligned with the center of the platform plate 6; the support 9 comprises four vertical rods 9.1 and a supporting plate 9.2; the four vertical rods 9.1 are equal in length, and the lower ends of the vertical rods 9.1 are connected to the platform plate 6 near the corners of the platform plate 6; the supporting plate 9.2 is arranged at the top of the four vertical rods 9.1, and a hole through which laser light passes is arranged in the middle of the supporting plate 9.2.

[0028] In this embodiment, the triangular base 4 is made of three rectangular plates, the rectangular plates are made of aluminum alloy or steel plate, the thickness of the rectangular plates is 8±0.1 mm, and the length tolerance of each side of the rectangular plates is ≤±0.1 mm.

[0029] In this embodiment, the movable buckle 1 comprises a first clamping groove 1.1, a first tightening bolt 1.2 and a connecting rod 1.3; the connecting rod 1.3 is vertically connected to the rotating shaft 3.2 at a position between the two sleeves 3.1; the first clamping groove 1.1 is connected to the end of the connecting rod 1.3 away from the rotating shaft 3.2; and the first tightening bolt 1.2 is arranged in a side plate on one side of the first clamping groove 1.1 and is threadedly connected with the side plate of the first clamping groove 1.1.

[0030] In the embodiment, the first clamping groove 1.1 is in U-shaped cross section; the connecting rod 1.3 is vertically connected to one side plate of the first clamping groove 1.1, and the first tightening bolt 1.2 is vertically arranged in the side plate on the other side of the first clamping groove 1.1; a threaded hole is arranged on the side plate of the first clamping groove 1.1 and is in threaded connection with the first tightening bolt 1.2; a first end plate 1.4 is arranged at the end of the first tightening bolt 1.2 in the groove, and a first operating rod 1.5 is arranged at the end of the first tightening bolt 1.2 outside the groove; a sawtooth groove is arranged on the inner surface of the first clamping groove 1.1.

[0031] In the embodiment, the fixed clasp 2 comprises a second clamping groove 2.1 and a second tightening bolt 2.2; the connecting pipe 8 is fixedly connected to the third edge of the triangular base 4; the second clamping groove 2.1 is in U-shaped cross section, and one side plate of the second clamping groove 2.1 is fixedly connected with the connecting pipe 8; the second tightening bolt 2.2 is vertically arranged in the side plate on the other side of the second clamping groove 2.1; a threaded hole is arranged on the side plate of the second clamping groove 2.1 and is in threaded connection with the second tightening bolt 2.2; a second end plate 2.3 is arranged at the end of the second tightening bolt 2.2 in the groove, and a second operating rod 2.4 is arranged at the end of the second tightening bolt 2.2 outside the groove; a sawtooth groove is arranged on the inner surface of the second clamping groove 2.1.

[0032] In the embodiment, the platform plate 6 is provided with an anti-skid pad layer 43; the anti-skid pad layer 43 is made of silicone rubber material with a Shore hardness of 70A, and the surface is provided with staggered convex lines; a longitudinal connecting rod 5 is arranged on the side of the platform plate 6 away from the triangular base 4; the longitudinal connecting rod 5 is provided with a longitudinal hole channel in length, and can be connected with other auxiliary structures around to ensure the stability of the platform plate 6.

[0033] In the embodiment, the first tightening bolt 1.2 has a thread pitch of 1.5 mm and an effective stroke of 20 mm; the second tightening bolt 2.2 has a thread pitch of 1.5 mm and an effective stroke of 20 mm.

[0034] In the embodiment, the level bracket is erected at a position about 1-1.5 meters away from the column steel bar, the column steel bar is fixed after being positioned, the fixed clasp 2 and the movable clasp 1 on the level bracket are tightened on the column steel bar, the level is erected on the level bracket, the laser positioner 7 is aligned with the center of the level tube of the level, the level is leveled, and the control elevation copying measurement after the template setting of the section is completed. The level bracket can well avoid the error caused by the up and down shaking of the level erected on the template, reduce unnecessary error in the elevation copying measurement, and improve the accuracy of the elevation copying measurement.

[0035] The embodiments of the present application are given for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present application to the forms disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. Embodiments were chosen and described in order to best explain the principles of the present application and its practical application, and to thereby enable others skilled in the art to best utilize the present application with various modifications as are suited to the particular use contemplated.

Claims

1. A level bracket for mounting on a column reinforcement, characterised in that: The utility model provides a kind of three-point anchoring system, instrument installation platform and triangular pedestal (4);Vertical section of the triangular pedestal (4) is right triangle;The three-point anchoring system includes two movable buckles (1) and a fixed buckle (2), and movable buckle (1) and fixed buckle (2) are respectively detachable with the column steel bar at corresponding position;Two movable buckles (1) are connected on two edges of triangular pedestal (4) by hinging mechanism (3), and fixed buckle (2) is rigidly connected on the third edge of triangular pedestal (4); The hinging mechanism (3) includes sleeve (3.1) and rotating shaft (3.2);The sleeve (3.1) has two, and is spaced apart in longitudinal direction and arranged on the edge of triangular pedestal (4);The rotating shaft (3.2) is arranged in two sleeves (3.1), and thread is provided on the rotating shaft (3.2);Movable buckle (1) is connected on rotating shaft (3.2), and movable buckle (1) can rotate around rotating shaft (3.2);Threaded nut (3.3) for locking rotating shaft (3.2) and sleeve (3.1) is respectively connected on rotating shaft (3.2) at the two sides of sleeve (3.1); The instrument installation platform includes platform plate (6) and laser positioner (7);The platform plate (6) is horizontally connected on one right angle surface of triangular pedestal (4), to install level gauge;Support (9) is arranged in the middle of the plate surface of platform plate (6);The laser positioner (7) is arranged in the middle of the top of support (9).

2. The level bracket for mounting on a column rebar according to claim 1, wherein: The triangular pedestal (4) is combined by three rectangular plates, and the rectangular plates are made of aluminum alloy or steel plate, and the thickness of the rectangular plates is 8±0.1mm.

3. The level bracket for mounting on a column rebar of claim 1, wherein: The movable buckle (1) includes first clamping groove (1.1), first tightening bolt (1.2) and connecting rod (1.3);The connecting rod (1.3) is vertically connected on rotating shaft (3.2) at the position between two sleeves (3.1);The first clamping groove (1.1) is connected on the end of connecting rod (1.3) away from rotating shaft (3.2);The first tightening bolt (1.2) is arranged in the side plate on one side of first clamping groove (1.1), and is threadedly connected with the side plate of first clamping groove (1.1).

4. The level bracket for mounting on a column rebar according to claim 3, wherein: The cross section of the first clamping groove (1.1) is U-shaped;The connecting rod (1.3) is vertically connected on the side plate of first clamping groove (1.1), and the first tightening bolt (1.2) is vertically arranged in the side plate on the other side of first clamping groove (1.1);First end plate (1.4) is arranged on the end of first tightening bolt (1.2) in the groove, and first operating rod (1.5) is arranged on the end of first tightening bolt (1.2) out of the groove;Sawtooth groove is arranged on the inner surface of first clamping groove (1.1).

5. The post-and-beam water level bracket of claim 1, wherein: The fixed buckle (2) comprises a second clamping groove (2.1) and a second tightening bolt (2.2); the third edge of the triangular base (4) is fixedly connected with a connecting pipe (8); the cross section of the second clamping groove (2.1) is U-shaped, and one side plate of the second clamping groove (2.1) is fixedly connected with the connecting pipe (8); the second tightening bolt (2.2) is vertically arranged in the side plate on the other side of the second clamping groove (2.1); a second end plate (2.3) is arranged at the end of the second tightening bolt (2.2) located in the groove, and a second operating rod (2.4) is arranged at the end of the second tightening bolt (2.2) located outside the groove; a sawtooth groove is arranged on the inner surface of the second clamping groove (2.1).

6. The post-and-beam water level bracket of claim 1, wherein: The platform plate (6) is provided with an anti-skid pad layer (43); the surface of the anti-skid pad layer (43) is provided with staggered convex lines.

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