LU501533B1 - Inai adjustment device for longitudinal slope of steel plate pre-embedded at beam bottom of t-beam - Google Patents
Inai adjustment device for longitudinal slope of steel plate pre-embedded at beam bottom of t-beam Download PDFInfo
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- LU501533B1 LU501533B1 LU501533A LU501533A LU501533B1 LU 501533 B1 LU501533 B1 LU 501533B1 LU 501533 A LU501533 A LU 501533A LU 501533 A LU501533 A LU 501533A LU 501533 B1 LU501533 B1 LU 501533B1
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- steel plate
- embedded
- longitudinal slope
- adjustment device
- slope
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/04—Bearings; Hinges
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Joining Of Building Structures In Genera (AREA)
- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
Abstract
The present disclosure discloses an adjustment device for a longitudinal slope of a steel plate pre-embedded at a beam bottom of a T-beam, wherein: a track is provided in a preformed groove of a T-beam pedestal and extends along a lengthwise direction of the T-beam; a slope adjustment support is in sliding connection to the track; a lower plate is supported on the track, an upper plate is supported on the lower plate, and the upper plate and the lower plate are connected by bolts and adjust a longitudinal slope of the upper plate so that it is adapted to the longitudinal slope of the steel plate pre-embedded at a beam bottom; and a fastener is connected to the upper plate and have a wing supported on an edge of the preformed groove of the T-beam pedestal. The present adjustment device solves the problem of inaccurate longitudinal slope of the steel plate at the beam bottom of the T-beam, so as to ensure that the pre-embedded steel plate at the beam bottom can closely fit with the support after the T-beam is mounted, the stress is even, and the support bias distress can be reduced, thereby ensuring the project quality of the bridge.
Description
Specification 1533
INAI ADJUSTMENT DEVICE FOR LONGITUDINAL SLOPE OF STEEL PLATE PRE-EMBEDDED AT BEAM BOTTOM OF T-BEAM Technical Field The present disclosure relates to the technical field of bridge T-beam pre-casting, and in particular to an adjustment device for a longitudinal slope of a steel plate pre-embedded at a beam bottom of a T-beam.
Background During T-beam design, the beam bottom longitudinal slope of a pre-cast T-beam is generally adjusted by pre-embedding a steel plate at the beam bottom and then welding the pre-embedded steel plate closely to a wedge-shaped steel plate while the T-beam is mounted; or the pre-cast T-beam is adjusted by emptying the location at the pre-embedded steel plate of the beam casting pedestal and then filling the space with sand. The pre-embedded steel plate at the beam bottom needs to be flat and closely fits with the beam casting pedestal. In bridge construction, support bias is one of the most common distresses, and the main cause for support bias is the unsatisfying longitudinal slope of the pre-embedded steel plate at the beam bottom. In order to solve the problem existing in the construction technology, a device is particularly designed for adjusting the longitudinal slope of the pre-embedded steel plate at the beam bottom of the T-beam.
The afore-mentioned information disclosed in the part of Background is merely for better understanding of the background of the present disclosure, and thus may include information that does not constitute prior art known to ordinary technicians in this field.
Summary of the Utility Model 1
Specification 1533 The object of the present disclosure 1s to provide an adjustment device for a longitudinal slope of a steel plate pre-embedded at a beam bottom of a T-beam, so as to solve the problems existing in prior art, such as poor accuracy, uncontrollable quality, low construction efficiency, high construction costs and so on, for mounting the pre-embedded steel plate at the beam bottom of a T-beam, thereby realizing precise control, easy operation, high construction efficiency and low construction costs for the longitudinal slope of the pre-embedded steel plate at the beam bottom, and ensuring the project quality.
In order to realize the afore-mentioned object, the present disclosure provides a technical solution as follows: an adjustment device provided in the present disclosure for a longitudinal slope of a steel plate pre-embedded at a beam bottom of a T-beam, comprising: a track, which is provided in a preformed groove of a T-beam pedestal and extends along a lengthwise direction of the T-beam; and a slope adjustment support, which is in sliding connection to the track and comprises: a lower plate, which is supported on the track, an upper plate, which is supported on the lower plate, the upper plate and the lower plate being connected by bolts and adjusting a longitudinal slope of the upper plate so that it is adapted to the longitudinal slope of the steel plate pre-embedded at a beam bottom, and a fastener, which is connected to the upper plate, the fastener having a wing supported on an edge of the preformed groove of the T-beam pedestal.
In the adjustment device for a longitudinal slope of a steel plate pre-embedded at a beam bottom of a T-beam, the lower plate is provided with multiple through holes, a nut is welded to the through hole, and a bolt is provided to pass through the upper plate and is in threaded connection to the nut.
In the adjustment device for a longitudinal slope of a steel plate pre-embedded at a beam bottom of a T-beam, the track comprises two parallel steel rails, which 2
Specification _________…oissa are provided in the preformed groove of the T-beam pedestal and extend along a lengthwise direction of the T-beam.
In the adjustment device for a longitudinal slope of a steel plate pre-embedded at a beam bottom of a T-beam, the steel rails are provided with a pair of limiting plates extending upwards from a horizontal bottom surface.
In the adjustment device for a longitudinal slope of a steel plate pre-embedded at a beam bottom of a T-beam, the track comprises two pieces of parallel groove steel, which are fixed on a cushion layer in the preformed groove of the T-beam pedestal.
In the adjustment device for a longitudinal slope of a steel plate pre-embedded at a beam bottom of a T-beam, multiple of the lower plates comprise external threads, multiple of the upper plates comprise internal threads, the upper plates sleeve the lower plates, and the internal threads are in threaded connection to the external threads.
In the adjustment device for a longitudinal slope of a steel plate pre-embedded at a beam bottom of a T-beam, a thickness of the upper plates is smaller than that of the lower plates.
In the adjustment device for a longitudinal slope of a steel plate pre-embedded at a beam bottom of a T-beam, the thickness of the upper plates is 0.6 cm, and the thickness of the lower plates is 1 cm.
In the adjustment device for a longitudinal slope of a steel plate pre-embedded at a beam bottom of a T-beam, the fastener comprises a concaved part adapted to an opening of the preformed groove of the T-beam pedestal, and a wing extending from an edge of the concaved part to an edge of the opening of the preformed groove of the T-beam pedestal.
In the adjustment device for a longitudinal slope of a steel plate pre-embedded at a beam bottom of a T-beam, the concaved part is in threaded connection to the upper plates.
3
Specification 1533 In the above-mentioned technical solution, the adjustment device provided in the present disclosure for a longitudinal slope of a steel plate pre-embedded at a beam bottom of a T-beam can produce the following beneficial effects: the present disclosure can be placed in a corresponding position at the beam casting pedestal according to the position of the pre-embedded steel plate of T-beam, so as to ensure that the pre-embedded steel plate at the beam bottom can closely fit with the support after the T-beam 1s mounted, the stress is even, and the support bias distress can be reduced; the operation is simple, and thus can enhance the slope adjustment speed, improve efficiency and reduce construction cost; moreover, the longitudinal slope at the beam bottom can be accurately controlled, thereby avoiding economic loss and construction period brought by wedge-shaped steel plate or other methods used in later period for making up quality defects caused by loose control of longitudinal slope. Description of Drawings In order to better explain technical solutions in the embodiments of the present disclosure or in prior art, drawings to be used in the embodiments will be briefly introduced below. Obviously, the following described drawings are merely some of the embodiments disclosed in the present disclosure, and one skilled in the art can further obtain other drawings based on these ones.
Fig.1 is a diagram showing a 3-D structure of the adjustment device for a longitudinal slope of a steel plate pre-embedded at a beam bottom of a T-beam.
Fig. 2 is a diagram showing the structure of the adjustment device for a longitudinal slope of a steel plate pre-embedded at a beam bottom of a T-beam.
Fig.3 a diagram showing the side view structure of the adjustment device for a longitudinal slope of a steel plate pre-embedded at a beam bottom of a T-beam. Embodiments 4
Specification —_— 801533 In order to make the object, technical solutions and advantages of the embodiments of the present disclosure clearer, the technical solutions in the embodiments of the present disclosure will be definitely and completely described with reference to the drawings in the embodiments of the present disclosure. Apparently, the described embodiments are merely part of embodiments of the present disclosure, rather than all. Based on the embodiments of the present disclosure, all other embodiments obtained by ordinary technicians in this field without making creative efforts belong to the scope of protection contained in the present disclosure.
Therefore, the following detailed description provided in the drawings about the embodiments of the present disclosure merely represent embodiments selected in the present disclosure, rather than limiting the scope of protection claimed by the present disclosure. Based on the embodiments of the present disclosure, all other embodiments obtained by ordinary technicians in this field without making creative efforts belong to the scope of protection contained in the present disclosure.
It should be noted: similar numbers and letters indicate similar parts in the drawings below. Therefore, once a part is defined in a drawing, it will not be further defined and explained in subsequent drawings.
In the description of the present invention, it should be understood that locations or position relationships indicated by “center”, “longitudinal”, “lateral”, “length”, “width”, “thickness”, “up”, “down”, “front”, “behind”, “left”, “right”, “vertical”, “horizontal”, “top”, “bottom”, “inside”, “outside”, “clockwise”, “anticlockwise” and other terms are the locations or position relationships indicated based on the drawings, and are merely for the convenience of describing the present disclosure and simplifying the description, rather than indicating or implying that the apparatus or element has to be in a specific location, or configured or operated at a specific location, and thus should not be understood as limits to the present disclosure.
Specification —_— 801533 Besides, the terms “first” and “second” are merely used for the purpose of description, and cannot be understood as indication or implication of relative significance, or implicit indication of the number of indicated technical features. As a result, features limited by “first” and “second” may clearly or implicitly indicate one or more of such features. Unless otherwise specified, the meaning of “plural” in the description of the present disclosure refers to two or more.
Unless otherwise specified or limited, “mount”, “interconnect”, “connect”, “fix” and other terms in the present disclosure should be understood in a broad sense, for instance, the parts can be fixedly or detachably connected, or can be integrated as one piece; they can be directly connected, and can also be indirectly connected via an intermediation, or can be a connection inside two elements or the interaction of two elements. For one skilled in the art, the meaning of the afore-mentioned terms in the present disclosure can be understood according to specific situations.
Unless otherwise specified or limited, the case in the present disclosure where a first feature is “on/above” or “under/below” a second feature may include the case where the first feature and the second feature are in direct contact, and may also include the case where the first feature and the second feature are not in direct contact but are in contact via another feature. In addition, the case where the first feature 1s “over”, “above” and “on” the second feature includes the case where the first feature 1s right or obliquely above the second feature, or merely indicates that the first feature is horizontally higher than the second feature. The case where the first feature is “under”, “below” and “beneath” the second feature includes the case where the first feature is right or obliquely under the second feature, or merely indicates that the first feature is horizontally lower than the second feature.
For better understanding of the technical solution of the present disclosure by one skilled in the art, details of the present disclosure will be further explained with reference to the drawings.
6
Specification _________…oissa As shown in Figs. 1 to 3, in one embodiment, in the adjustment device disclosed in the present disclosure for a longitudinal slope of a steel plate pre-embedded at a beam bottom of a T-beam: a track 1, which is provided in a preformed groove 2 of a T-beam pedestal and extends along a lengthwise direction of the T-beam; and a slope adjustment support 3, which is in sliding connection to the track 1 and comprises: a lower plate 4, which is supported on the track 1, an upper plate 5, which is supported on the lower plate 4, the upper plate 4 and the lower plate 5 being connected by bolts and adjusting a longitudinal slope of the upper plate 5 so that it is adapted to the longitudinal slope of the steel plate pre-embedded at a beam bottom, and a fastener 6, which is connected to the upper plate 5, the fastener 6 having a wing 7 supported on an edge of the preformed groove 2 of the T-beam pedestal.
The slope adjustment support 3 adjusts the height of the steel plate by means of the bolt and forms a longitudinal slope, and is placed inside the fixing groove opening, so that the steel plate pre-embedded at the beam bottom of the T-beam is placed on the slope adjustment support 3 and thus realizes adjustment of the longitudinal slope, as a result, no wedge-shaped steel plate is needed for adjusting the gap between the support and the steel plate at the beam bottom when the beams and slabs are set up. The afore-mentioned device solves the problem of inaccurate longitudinal slope of the steel plate at the beam bottom of the T-beam, so as to ensure that the pre-embedded steel plate at the beam bottom can closely fit with the support after the T-beam 1s mounted, the stress is even, and the support bias distress can be reduced, thereby ensuring the project quality of the bridge.
In a preferable embodiment of the adjustment device for a longitudinal slope of a steel plate pre-embedded at a beam bottom of a T-beam, the lower plate 4 is provided with multiple through holes, a nut is welded to the through hole, and a 7
Specification 1533 bolt is provided to pass through the upper plate 5 and is in threaded connection to the nut.
In a preferable embodiment of the adjustment device for a longitudinal slope of a steel plate pre-embedded at a beam bottom of a T-beam, the track 1 comprises two parallel steel rails, which are provided in the preformed groove 2 of the T-beam pedestal and extend along a lengthwise direction of the T-beam.
In a preferable embodiment of the adjustment device for a longitudinal slope of a steel plate pre-embedded at a beam bottom of a T-beam, the steel rails are provided with a pair of limiting plates extending upwards from a horizontal bottom surface.
In a preferable embodiment of the adjustment device for a longitudinal slope of a steel plate pre-embedded at a beam bottom of a T-beam, the track 1 comprises two pieces of parallel groove steel, which are fixed on a cushion layer in the preformed groove 2 of the T-beam pedestal.
In a preferable embodiment of the adjustment device for a longitudinal slope of a steel plate pre-embedded at a beam bottom of a T-beam, multiple of the lower plates 4 comprise external threads, multiple of the upper plates 5 comprise internal threads, the upper plates 5 sleeve the lower plates 4, and the internal threads are in threaded connection to the external threads.
In a preferable embodiment of the adjustment device for a longitudinal slope of a steel plate pre-embedded at a beam bottom of a T-beam, a thickness of the upper plates 5 1s smaller than that of the lower plates 4.
In a preferable embodiment of the adjustment device for a longitudinal slope of a steel plate pre-embedded at a beam bottom of a T-beam, the thickness of the upper plates 5 is 0.6 cm, and the thickness of the lower plates 4 is 1 cm.
In a preferable embodiment of the adjustment device for a longitudinal slope of a steel plate pre-embedded at a beam bottom of a T-beam, the fastener 6 comprises a concaved part adapted to an opening of the preformed groove 2 of the 8
Specification _________…oissa T-beam pedestal, and a wing 7 extending from an edge of the concaved part to an edge of the opening of the preformed groove 2 of the T-beam pedestal.
In a preferable embodiment of the adjustment device for a longitudinal slope of a steel plate pre-embedded at a beam bottom of a T-beam, the concaved part is in threaded connection to the upper plates 5.
In one embodiment, the adjustment device for a longitudinal slope of a steel plate pre-embedded at a beam bottom of a T-beam comprises a slippage and support track 1, a slope adjustment support 3, and a positioning and fixing groove opening of the slope adjustment support 3, which are provided in sequence from bottom to top.
The slippage and support track 1 is provided inside a preformed groove 2 of the T-beam pedestal; the slope adjustment support 3 1s provided on the track 1 by means of longitudinally slipping on the track 1; and the positioning and fixing groove opening of the slope adjustment support 3 is provided on the preformed groove 2 of the T-beam pedestal.
The slippage and support track 1 is provided inside a preformed groove 2 of the T-beam pedestal so as to provide the support and sliding track 1 for the slope adjustment support 3; a main body of the slope adjustment support 3 is provided on the slippage and support track 1 and adjusts the longitudinal slope of the upper steel plate by means of bolts, so as to secure the longitudinal slope of the steel plate pre-embedded at the beam bottom, the pre-embedded steel plate being placed on the top surface; and the positioning and fixing groove opening device is provided on the preformed groove 2 of the T-beam pedestal, so as to provide positioning and fixing functions for the slope adjustment support 3, thereby avoiding concrete leakage caused by the gap between the slope adjustment support 3 and the beam side template.
As shown in Figs. 1 and 2, the device for adjusting the longitudinal slope of a steel plate pre-embedded at a beam bottom of a T-beam is configured to adjust the 9
Specification 1533 longitudinal slope of the steel plate pre-embedded at a beam bottom of a T-beam, and comprises: a slippage and support track 1, a slope adjustment support 3, and a positioning and fixing groove opening of the slope adjustment support 3, which are provided in sequence from bottom to top.
The slippage and support track 1 is provided inside a preformed groove 2 of the T-beam pedestal; the slope adjustment support 3 1s provided on the track 1 by means of longitudinally slipping on the track 1; and the positioning and fixing groove opening of the slope adjustment support 3 is provided on the preformed groove 2 of the T-beam pedestal.
The slippage and support track 1 is provided inside a preformed groove 2 of the T-beam pedestal so as to provide the support and sliding track 1 for the slope adjustment support 3; the slippage track 1 comprises two pieces of 10# groove steel, and is fixed on a cushion layer of the T-beam pedestal.
A main body of the slope adjustment support 3 is provided on the slippage and support track 1 and adjusts the longitudinal slope of the upper steel plate by means of bolts, so as to secure the longitudinal slope of the steel plate pre-embedded at the beam bottom, the pre-embedded steel plate being placed on the top surface; based on the size of the steel plate pre-embedded at a beam bottom, the upper steel plate of the slope adjustment support 3 has a length and a width that are respectively greater than those of the steel plate of the beam bottom by 4 em, and is a stainless steel plate with a thickness of 0.6 cm; the lower steel plate of the slope adjustment support 3 has a length and a width that are respectively greater than those of the steel plate of the beam bottom by 2 cm, and is an ordinary steel plate with a thickness of 1 cm; based on the positions of bolts and nuts, the steel plate is provided with four drill holes, the nuts are welded to the drill holes, and the bolts pass through the nuts and the steel plate holes, thereby realizing the longitudinal slope of the steel plate by respectively adjusting bolt heights.
Specification — 501533 The positioning and fixing groove opening device is provided on the preformed groove 2 of the T-beam pedestal, the stainless steel plate is welded into a rectangular groove opening that is placed on the beam, so as to provide positioning and fixing functions for the slope adjustment support 3, thereby avoiding concrete leakage caused by the gap between the slope adjustment support 3 and the beam side template.
The adjustment device provided in the present disclosure for a longitudinal slope of a steel plate pre-embedded at a beam bottom of a T-beam can be placed in a corresponding position at the beam casting pedestal according to the position of the pre-embedded steel plate of T-beam, so as to ensure that the pre-embedded steel plate at the beam bottom can closely fit with the support after the T-beam is mounted, the stress is even, and the support bias distress can be reduced; the operation is simple, and thus can enhance the slope adjustment speed, improve efficiency and reduce construction cost; moreover, the longitudinal slope at the beam bottom can be accurately controlled, thereby avoiding economic loss and construction period brought by wedge-shaped steel plate or other methods used in later period for making up quality defects caused by loose control of longitudinal slope.
At last, it should be noted that the embodiments described here are merely part of the embodiments of the present disclosure, rather than all of them. Based on the embodiments of the present disclosure, all other embodiments obtained by one skilled in the art without making creative efforts belong to the scope of protection claimed by the present disclosure.
Above are merely explanation and illustration of some exemplary embodiments of the present disclosure. Undoubtedly, ordinary technicians in this field can amend the described embodiments by all different means without deviating from the spirits and scope of the present disclosure. Therefore, the afore-mentioned drawings and description are substantively illustrative, and should 11
Specification —_—mnmm———— 501533 not be understood as limits to the scope of protection of the claims in the present disclosure.
12
Claims (10)
1. An adjustment device for a longitudinal slope of a steel plate pre-embedded at a beam bottom of a T-beam, comprising: a track, which is provided in a preformed groove of a T-beam pedestal and extends along a lengthwise direction of the T-beam; and a slope adjustment support, which is in sliding connection to the track and comprises: a lower plate, which is supported on the track, an upper plate, which is supported on the lower plate, the upper plate and the lower plate being connected by bolts and adjusting a longitudinal slope of the upper plate so that it is adapted to the longitudinal slope of the steel plate pre-embedded at a beam bottom, and a fastener, which is connected to the upper plate, the fastener having a wing supported on an edge of the preformed groove of the T-beam pedestal.
2. The adjustment device for a longitudinal slope of a steel plate pre-embedded at a beam bottom of a T-beam according to claim 1, wherein: the lower plate is provided with multiple through holes, a nut is welded to the through hole, and a bolt is provided to pass through the upper plate and is in threaded connection to the nut.
3. The adjustment device for a longitudinal slope of a steel plate pre-embedded at a beam bottom of a T-beam according to claim 1, wherein the track comprises two parallel steel rails, which are provided in the preformed groove of the T-beam pedestal and extend along a lengthwise direction of the T-beam.
4. The adjustment device for a longitudinal slope of a steel plate pre-embedded at a beam bottom of a T-beam according to claim 3, wherein the steel rails are provided with a pair of limiting plates extending upwards from a horizontal bottom surface.
5. The adjustment device for a longitudinal slope of a steel plate pre-embedded at a beam bottom of a T-beam according to claim 1, wherein the 1
Claims eas track comprises two pieces of parallel groove steel, which are fixed on a cushion layer in the preformed groove of the T-beam pedestal.
6. The adjustment device for a longitudinal slope of a steel plate pre-embedded at a beam bottom of a T-beam according to claim 1, wherein multiple of the lower plates comprise external threads, multiple of the upper plates comprise internal threads, the upper plates sleeve the lower plates, and the internal threads are in threaded connection to the external threads.
7. The adjustment device for a longitudinal slope of a steel plate pre-embedded at a beam bottom of a T-beam according to claim 1, wherein a thickness of the upper plates is smaller than that of the lower plates.
8. The adjustment device for a longitudinal slope of a steel plate pre-embedded at a beam bottom of a T-beam according to claim 1, wherein the thickness of the upper plates is 0.6 cm, and the thickness of the lower plates is 1 cm.
9. The adjustment device for a longitudinal slope of a steel plate pre-embedded at a beam bottom of a T-beam according to claim 1, wherein the fastener comprises a concaved part adapted to an opening of the preformed groove of the T-beam pedestal, and a wing extending from an edge of the concaved part to an edge of the opening of the preformed groove of the T-beam pedestal.
10. The adjustment device for a longitudinal slope of a steel plate pre-embedded at a beam bottom of a T-beam according to claim 9, wherein the concaved part is in threaded connection to the upper plates.
2
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122180802.3U CN215618969U (en) | 2021-09-10 | 2021-09-10 | Adjusting device for longitudinal slope of embedded steel plate at bottom of T-shaped beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| LU501533B1 true LU501533B1 (en) | 2022-08-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| LU501533A LU501533B1 (en) | 2021-09-10 | 2022-02-22 | Inai adjustment device for longitudinal slope of steel plate pre-embedded at beam bottom of t-beam |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN215618969U (en) |
| LU (1) | LU501533B1 (en) |
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2021
- 2021-09-10 CN CN202122180802.3U patent/CN215618969U/en active Active
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2022
- 2022-02-22 LU LU501533A patent/LU501533B1/en active IP Right Grant
Also Published As
| Publication number | Publication date |
|---|---|
| CN215618969U (en) | 2022-01-25 |
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Effective date: 20220822 |