CN213274210U - Height difference monitor for swivel beam construction - Google Patents

Height difference monitor for swivel beam construction Download PDF

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Publication number
CN213274210U
CN213274210U CN202021247296.4U CN202021247296U CN213274210U CN 213274210 U CN213274210 U CN 213274210U CN 202021247296 U CN202021247296 U CN 202021247296U CN 213274210 U CN213274210 U CN 213274210U
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China
Prior art keywords
scale rod
pier
rod
laser emitter
swivel beam
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CN202021247296.4U
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Chinese (zh)
Inventor
邱梓
曾晓峰
李泽晖
刘志广
张明鑫
曹万会
陈光亮
陈朋
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China Railway 22nd Bureau Group Co Ltd
Sixth Engineering Co Ltd of China Railway 22nd Bureau Group Co Ltd
Second Engineering Co Ltd of China Railway 22nd Bureau Group Co Ltd
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China Railway 22nd Bureau Group Co Ltd
Sixth Engineering Co Ltd of China Railway 22nd Bureau Group Co Ltd
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Abstract

The application relates to the technical field of building construction, in particular to a height difference monitor for swivel beam construction, aiming at solving the problems of high cost, low precision and risk in installation and operation of personnel in the related technology, and the height difference monitor is technically characterized by comprising a scale ruler rod and a laser transmitter vertically arranged on the scale ruler rod, wherein the laser transmitter is provided with a sliding part and can slide up and down along the scale ruler rod through the sliding part, the bottom of the scale ruler rod is provided with a horizontal adjustment supporting mechanism, the top of the scale ruler rod is provided with a level, when in use, the scale ruler rod is arranged on the pier top of a junction pier through the horizontal adjustment supporting mechanism, the bottom end surface of the scale ruler rod is attached to the end surface of the pier of the junction pier, and laser emitted by the laser transmitter horizontally strikes the boundary line between the bottom surface and the end surface of the beam end of the swivel beam or between the bottom surface and the side surface of the beam end, thereby realize the poor monitoring of the height to the bottom of the body beam and juncture mound top.

Description

Height difference monitor for swivel beam construction
Technical Field
The application relates to the technical field of building construction, particularly, relate to a poor monitor of height is used in roof beam construction of turning.
Background
With the vigorous construction of highways, highways and various special lines for passenger and freight transportation, a plurality of bridges which need to cross deep canyons or large-scale river channels appear in succession, and the construction of the bridges usually needs to be carried out by adopting a bridge turning method. The bridge turning method is a construction method for positioning a bridge structure in place through turning after a bridge structure is manufactured and formed at a non-designed axis position. The turning construction method has the advantages of economy, convenience, reliability, no interference to traffic, uninterrupted navigation, capability of crossing deep ditches and rivers and the like, and more constructions are adopted in recent years.
The current common swivel construction method is a horizontal swivel construction method. In the bridge rotation construction process, an important factor influencing whether the horizontal rotation of the rotation beam is successful is whether the height difference between the bottom of the rotation beam and the boundary pier meets the design requirement. The rotator beam is poured and finished in the frame releasing process, and the beam end can generate certain downwarping due to self weight. In the process of rotating, the beam end may also be lowered due to the influence of the flatness of the flat hinge or the influence of the spherical radian of the spherical hinge. Therefore, if the height difference between the bottom of the swivel beam and the pier top of the boundary pier is small, the installation of the pier top support is not facilitated. If the bottom of the swivel beam is lower than the top of the pier of the junction pier, the swivel beam cannot be accurately positioned.
At present, the height difference between the bottom of a swivel beam and the top of a pier of a junction pier is mainly monitored by a total station and a level gauge. The total station has higher monitoring precision, but the instrument equipment is expensive and has higher cost, and the monitoring precision is influenced by the state of the prism. The precision of the level gauge monitoring is influenced by the placement and observation distance of the leveling rod and the ambient light, and the precision is low. And these two kinds of instruments all need personnel to install supporting observation device near the bottom of the beam, such as prism, sopwith staff, and personnel's installation operation has certain safety risk.
SUMMERY OF THE UTILITY MODEL
The main aim at of this application provides a poor monitor of height for the construction of turning roof beam to instrument and equipment is expensive, with high costs, the precision is low, personnel's installation operation has the problem of risk among the solution correlation technique.
The technical purpose of the application is realized by the following technical scheme:
the utility model provides a poor monitor of height is used in rotation roof beam construction, includes scale ruler pole and sets up the laser emitter on the scale ruler pole perpendicularly, last slider that is equipped with of laser emitter and passes through the slider makes laser emitter can slide from top to bottom along the scale ruler pole, scale ruler pole bottom is provided with horizontal adjustment supporting mechanism, and scale ruler pole top is equipped with the spirit level, during the use, sets up the scale ruler pole on the mound top of juncture mound through horizontal adjustment supporting mechanism, scale ruler pole bottom end face laminates with the mound top end face of juncture mound, the laser that laser emitter sent strikes the boundary line of the beam-ends bottom surface and terminal surface or beam-ends bottom surface and side horizontally.
Optionally, a vertical groove is formed in one side, close to the laser emitter, of the scale rod, the sliding part comprises a pair of side top plates symmetrically arranged in the vertical groove, supporting springs are fixedly connected to the inner sides of the side top plates, and the side top plates are connected to a driving transmission mechanism.
Optionally, the driving transmission mechanism comprises two connecting blocks, a sliding rail, two sliding blocks, two connecting rods and a drawing rod which are arranged in a central symmetry manner, one side of each connecting block is connected with the bottom of the side top plate, the top surface of the other side of each connecting block is fixed with the corresponding sliding block, the corresponding sliding block is connected to the sliding rail perpendicular to the side top plate in a sliding manner, the bottom surface of one side, close to the corresponding sliding block, of each connecting block is hinged to the corresponding connecting rod, and the other end of each connecting rod is hinged to the corresponding drawing rod.
Optionally, the side top plate is provided with an anti-slip rubber bump on the side contacting with the inner side wall of the vertical groove of the scale rod.
Optionally, the horizontal adjustment support mechanism includes a brace detachably connected with the scale rod, and the brace and the scale rod jointly form a support surface placed on the top of the interface pier.
Optionally, a foot spiral with adjustable supporting height is arranged on the supporting foot.
Optionally, the feet and the bottom of the scale rod are inverted conical.
Optionally, the length of the scale rod is greater than the height difference distance between the bottom of the swivel beam and the top of the junction pier, and the maximum distance that the laser emitter moves on the scale rod is not less than the height difference distance between the bottom of the swivel beam and the top of the junction pier.
The utility model discloses a level (l) ing supporting mechanism lays on the mound top of juncture mound, utilize the laser emitter that slides and set up on scale ruler pole, realize the poor elevation monitoring to turning beam-bottom and juncture mound top, thereby get rid of the influence and turn the adverse factor of taking one's place, improve the quality of the construction of turning, when using, need not to install other supporting observation devices, staff's safety has further been guaranteed, its monitoring is by the environment, light influences for a short time, even be in rainy day, use at night, its effect is not influenced yet, and overall structure is small and exquisite, and the simple to operate, low price can practice thrift engineering cost.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, serve to provide a further understanding of the application and to enable other features, objects, and advantages of the application to be more apparent. The drawings and their description illustrate the embodiments of the invention and do not limit it. In the drawings:
fig. 1 is a schematic structural diagram of a differential height monitor for swivel beam construction according to an embodiment of the present disclosure;
fig. 2 is a schematic partial structural view of a differential height monitor for constructing a swivel beam according to an embodiment of the present application.
In the figure, 1, a scale rod; 2. a laser transmitter; 3. a horizontal adjustment support mechanism; 31. a brace; 32. a foot spiral; 4. a level; 5. a slider; 51. a side roof panel; 52. connecting blocks; 53. a slide rail; 54. a slider; 55. a connecting rod; 56. a pull rod; 6. a support spring; 7. and anti-skid rubber bumps.
Detailed Description
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.
Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.
In addition, the term "plurality" shall mean two as well as more than two.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
The utility model provides a poor monitor of height is used in swivel beam construction, as shown in fig. 1 and fig. 2, including scale bar 1 and the perpendicular laser emitter 2 that sets up on scale bar 1 for laser emitter 2 level jets out and scale bar 1 mutually perpendicular, be provided with slider 5 on the laser emitter 2 simultaneously, make it to slide from top to bottom along scale bar 1 through slider 5, what need inject is that the length of scale bar 1 is greater than the poor distance of height of swivel beam bottom and juncture mound top, the maximum distance that laser emitter 2 moved on scale bar 1 is not less than the poor distance of height of swivel beam bottom and juncture mound top, in addition, is provided with horizontal adjustment supporting mechanism 3 in scale bar 1 bottom, and spirit level 4 is installed at scale bar 1 top. Therefore, when the device is used, the scale rod 1 is arranged on the pier top of the boundary pier through the horizontal adjusting and supporting mechanism 3, the bottom end face of the scale rod 1 is attached to the pier top end face of the boundary pier, water level 4 bubbles on the scale rod 1 are observed and ensured to be centered, then the height of the laser emitter 2 is adjusted through the sliding piece 5, and laser emitted by the laser emitter horizontally strikes the boundary line between the beam end bottom face and the end face or between the beam end bottom face and the side face of the swivel beam, so that height difference monitoring of the swivel beam bottom and the boundary pier top is realized, unreasonable factors influencing swivel positioning are eliminated, swivel construction quality is improved, other matched observation devices are not needed to be installed, safety of workers is further ensured, monitoring of the swivel beam bottom and the boundary pier top is slightly influenced by environment and light, and even if the device is used in rainy days and at night, the effect is not influenced.
As shown in fig. 1 and 2, a vertical groove (not marked in the figures) is formed on one side of the scale rod 1 close to the laser emitter 2, the sliding member 5 comprises a pair of side top plates 51 symmetrically arranged in the vertical groove, the inner sides of the two side top plates 51 are fixedly connected with supporting springs 6, and the side top plates 51 are both connected to a driving transmission mechanism. Therefore, in a general situation, the supporting spring 6 is in a natural state, so that the top plates 51 on the two sides and the inner side wall of the vertical groove of the laser emitter 2 realize interference fit, namely, the effective laser emitter 2 is fixed; when the supporting spring 6 needs to be compressed, the supporting spring 6 is compressed by the driving transmission mechanism. Compare and directly use the bolt to fix laser emitter 2, the regulation precision of this structure is higher, and the operation is more convenient.
As shown in fig. 2, the driving transmission mechanism includes two connecting blocks 52, a sliding rail 53, two sliding blocks 54, two connecting rods 55 and a drawing rod 56, which are arranged in central symmetry, one side of the connecting block 52 is connected with the bottom of the side top plate 51, the top surface of the other side of the connecting block is fixed with the sliding block 54, the sliding block 54 is slidably connected on the sliding rail 53 perpendicular to the side top plate 51, the bottom surface of one side of the connecting block 52 close to the sliding block 54 is also hinged with the connecting rod 55, and the other ends of the two connecting rods 55 are hinged with the drawing rod 56. Because connecting rod 55 is swing joint between connecting block 52 and pull pole 56, so, pull pole 56, accessible connecting rod 55 drives connecting block 52 along slide rail 53 direction displacement to drive side roof 51 compresses supporting spring 6 with the vertical groove inside wall of keeping away from laser emitter 2, so that adjust laser emitter 2's height.
As shown in figure 2, the side top plate 51 is provided with an anti-slip rubber bump 7 on the side contacting with the inner side wall of the vertical groove of the scale rod 1, so that the friction force can be increased, and the laser emitter 2 is prevented from deviating and affecting the measurement accuracy.
As shown in fig. 1, the horizontal adjustment support mechanism 3 includes a supporting foot 31 detachably connected to the scale rod 1, and the supporting foot 31 and the scale rod 1 together form a support surface placed on the top of the pier of the interface pier. The supporting feet 31 are provided with foot screws 32 with adjustable supporting height, so that the situation that the top end face of the boundary pier is uneven is adapted. The bottom of the supporting foot 31 and the scale rod 1 are inverted cone-shaped.
This poor monitor's of difference in height for turning roof beam construction theory of operation: with spike 31 and scale pole 1 form the holding surface of placing at juncture pier mound top jointly, then make level 4's blister placed in the middle through adjusting foot spiral 32, open laser emitter 2 again, according to the condition of turning the roof beam, pull pole 56, accessible connecting rod 55 drives connecting block 52 along slide rail 53 direction displacement, thereby drive side roof 51 is with the perpendicular inslot lateral wall of keeping away from laser emitter 2, compress supporting spring 6, so that adjust laser emitter 2's height, let the laser that laser emitter 2 sent hit the boundary line of the beam-ends bottom surface and terminal surface or beam-ends bottom surface and side of turning the roof beam horizontally, thereby realize the difference in height monitoring to turning the roof beam bottom and juncture pier top.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims (6)

1. A height difference monitor for swivel beam construction is characterized by comprising a scale rod (1) and a laser emitter (2) vertically arranged on the scale rod (1), the laser emitter (2) is provided with a sliding part (5) and the sliding part (5) enables the laser emitter (2) to slide up and down along the scale rod (1), the bottom of the scale rod (1) is provided with a horizontal adjusting and supporting mechanism (3), and the top of the scale rod (1) is provided with a level (4), when in use, the scale rod (1) is arranged on the top of the boundary pier through the horizontal adjusting and supporting mechanism (3), the bottom end face of the scale rod (1) is attached to the top end face of the pier of the boundary pier, and laser emitted by the laser emitter (2) horizontally strikes the boundary line between the bottom face and the end face or between the bottom face and the side face of the beam end of the swivel beam;
a vertical groove is formed in one side, close to the laser emitter (2), of the scale rod (1), the sliding part (5) comprises a pair of side top plates (51) symmetrically arranged in the vertical groove, supporting springs (6) are fixedly connected to the inner sides of the two side top plates (51), and the side top plates (51) are connected to a driving transmission mechanism;
drive mechanism is including being two connecting block (52), a slide rail (53), two slider (54), two connecting rods (55) and a pull pole (56) that centrosymmetric set up, connecting block (52) one side meets with the bottom of side roof (51), and its opposite side top surface is fixed mutually with slider (54), slider (54) sliding connection is on with side roof (51) vertically slide rail (53), and connecting block (52) are close to one side bottom surface of slider (54) and still articulate mutually with connecting rod (55), the other end and the pull pole (56) of connecting rod (55) articulate mutually.
2. The difference in height monitor for swivel beam construction according to claim 1, wherein the side top plate (51) is provided with anti-slip rubber bumps (7) on the surface contacting with the inner side wall of the vertical groove of the scale rod (1).
3. The differential height monitor for swivel beam construction according to claim 1, wherein the horizontal adjustment support mechanism (3) comprises a supporting leg (31) detachably connected with the scale rod (1), and the supporting leg (31) and the scale rod (1) together form a support surface placed on the top of the abutment pier.
4. The monitor as claimed in claim 3, wherein the arm brace (31) is provided with a leg screw (32) with adjustable support height.
5. The differential height monitor for swivel beam construction according to claim 4, wherein the bottom of the arm brace (31) and the graduated scale rod (1) are inverted cone shaped.
6. The differential height monitor for the construction of the swivel beam as claimed in claim 1, wherein the length of the scale rod (1) is greater than the differential height distance between the bottom of the swivel beam and the top of the boundary pier, and the maximum distance of the laser emitter (2) moving on the scale rod (1) is not less than the differential height distance between the bottom of the swivel beam and the top of the boundary pier.
CN202021247296.4U 2020-06-30 2020-06-30 Height difference monitor for swivel beam construction Active CN213274210U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021247296.4U CN213274210U (en) 2020-06-30 2020-06-30 Height difference monitor for swivel beam construction

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Application Number Priority Date Filing Date Title
CN202021247296.4U CN213274210U (en) 2020-06-30 2020-06-30 Height difference monitor for swivel beam construction

Publications (1)

Publication Number Publication Date
CN213274210U true CN213274210U (en) 2021-05-25

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CN202021247296.4U Active CN213274210U (en) 2020-06-30 2020-06-30 Height difference monitor for swivel beam construction

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113481797A (en) * 2021-06-11 2021-10-08 山西省交通建设工程质量检测中心(有限公司) Highway subgrade road surface roughness detection device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113481797A (en) * 2021-06-11 2021-10-08 山西省交通建设工程质量检测中心(有限公司) Highway subgrade road surface roughness detection device

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