CN216864835U - But height-adjusting's T beam-ends pedestal device - Google Patents
But height-adjusting's T beam-ends pedestal device Download PDFInfo
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- CN216864835U CN216864835U CN202123035176.5U CN202123035176U CN216864835U CN 216864835 U CN216864835 U CN 216864835U CN 202123035176 U CN202123035176 U CN 202123035176U CN 216864835 U CN216864835 U CN 216864835U
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Abstract
The utility model discloses a height-adjustable T-beam end pedestal device which comprises a T-beam and at least one heightening pedestal, wherein the T-beam is arranged on the heightening pedestal, the heightening pedestal comprises an upper adjusting mechanism and a lower adjusting mechanism which are matched with each other, the upper adjusting mechanism comprises an upper steel plate and an upper wedge block connected with the upper steel plate, and two sliding surfaces are symmetrically arranged on the upper wedge block; the lower adjusting mechanism comprises a lower steel plate, an upper adjusting device, a lower adjusting device and a sand discharge pipe, a square sand ring and two lower wedge blocks are arranged on the lower steel plate, the two lower wedge blocks are arranged in the square sand ring, and a push sliding surface matched with the sliding surface is arranged on the lower wedge blocks; the height-adjustable T-beam end pedestal device is simple in structure, convenient and practical, and achieves the purpose of controlling the T-beam to descend by controlling the distance between the two lower wedge blocks through the upper adjusting device and the lower adjusting device.
Description
Technical Field
The utility model belongs to the field of temporary T-beam supports, and particularly relates to a height-adjustable pedestal device at the end part of a T-beam.
Background
Among highway components, prestressed concrete T-beams are the most commonly used concrete structure on top of a bridge, and in bridge construction, T-beams are usually fabricated and tensioned in a standard beam yard and then transported to a bridge site for installation using a bridge girder erection machine. In the existing T-beam installation construction, a plurality of bridge deck structures which are simply supported and then continuous exist, and when the T-beam is erected and installed, a temporary support bearing structure is usually used for the installed T-beam. In the current engineering construction, the requirement on the quality of T-beam installation construction of a road is high, and when the T-beam is required to be temporarily installed, the temporary support is free from deformation, can be conveniently disassembled and is convenient to operate, so that the construction speed and efficiency are improved. Therefore, how to adopt simple temporary supporting devices, the temporary installation of the T-shaped beam can be completed quickly and safely under the condition of meeting the quality standard requirements, and the temporary supporting devices are ensured, have no deformation and are convenient to operate during construction, so that the technical problem which is solved by people is solved all the time.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing a height-adjustable T-beam end pedestal device which is simple in structure, convenient and practical and achieves the purpose of controlling the T-beam to descend by controlling the distance between two lower wedge blocks through an upper adjusting device and a lower adjusting device.
A height-adjustable T-beam end pedestal device comprises a T-beam and at least one heightening pedestal, wherein the T-beam is arranged on the heightening pedestal, the heightening pedestal comprises an upper adjusting mechanism and a lower adjusting mechanism which are matched with each other, the upper adjusting mechanism comprises an upper steel plate and an upper wedge block connected with the upper steel plate, and two sliding surfaces are symmetrically arranged on the upper wedge block; the lower adjusting mechanism comprises a lower steel plate, an upper adjusting device, a lower adjusting device and a sand discharge pipe, wherein a square sand ring and two lower wedge blocks are arranged on the lower steel plate, the two lower wedge blocks are arranged in the square sand ring, a sliding surface matched with the sliding surface is arranged on the lower wedge block, one end of each of the upper adjusting device and the lower adjusting device penetrates through the square sand ring and the two lower wedge blocks in the square sand ring, the upper wedge block is arranged between the upper adjusting device and the lower adjusting device, the two lower wedge blocks are matched and positioned through the upper adjusting device and the lower adjusting device, one end of the sand discharge pipe penetrates through the square sand ring and one wedge block and extends to the position between the two lower wedge blocks, the other end of the sand discharge pipe is connected with a sealing screw cap, and sand is arranged between the lower wedge blocks.
Preferably, the upper adjusting device and the lower adjusting device both comprise studs, positive threads and negative threads are symmetrically arranged on the studs, and two adjusting nuts are sleeved on the studs.
Preferably, the two adjusting nuts are connected to the corresponding lower wedge-shaped block, and hexagonal screw heads are arranged at two ends of the stud.
Preferably, the lower steel plate is connected with a positioning block, the positioning block is arranged between the two lower wedge-shaped blocks, a positioning groove is formed in the positioning block, a positioning ring is arranged in the positioning groove, the positioning ring is arranged on a stud of the lower adjusting device, and the positioning ring is located between the positive thread and the negative thread.
Preferably, the sealing screw cap is connected with a screw rod, and the screw rod is arranged in the sand discharge pipe.
Preferably, the adjusting nut is connected to the lower wedge block through a bolt.
Has the advantages that:
(1) the height-adjustable T-beam end pedestal device is simple in structure, convenient and practical, and achieves the purpose of controlling the T-beam to descend by controlling the distance between the two lower wedge-shaped blocks through the upper adjusting device and the lower adjusting device.
(2) According to the height-adjustable T-beam end pedestal device, the screw rod is driven to rotate through the sealing screw cap, the sand guiding speed between the two lower wedge-shaped blocks is increased, the T-beam is controlled to descend in a micro-control mode, and the sinking amount is controlled more accurately.
Drawings
FIG. 1 is a schematic view of a structure of a stage;
FIG. 2 is a schematic structural view of the height-adjustable pedestal;
FIG. 3 is a schematic view of the lower adjustment mechanism;
FIG. 4 is a schematic view of a positioning block;
1-T beam, 2-heightening pedestal, 3-upper adjusting mechanism, 31-upper steel plate, 32-upper wedge block, 33-sliding surface, 4-lower adjusting mechanism, 41-lower steel plate, 42-square sand ring, 43-lower wedge block, 44-pushing sliding surface, 45-upper adjusting device, 46-positioning block, 47-lower adjusting device, 48-sand discharge pipe, 49-sealing screw cap, 410-stud, 411-positive thread, 412-negative thread, 413-adjusting nut, 414-positioning ring and 415-positioning groove.
Detailed Description
Embodiments of the present invention are further described below with reference to the accompanying drawings.
Example 1
As shown in fig. 1; a height-adjustable T-beam end pedestal device comprises a T-beam 1 and at least one heightening pedestal 2, wherein the T-beam 1 is arranged on the heightening pedestal 2, the heightening pedestal 2 comprises an upper adjusting mechanism 3 and a lower adjusting mechanism 4 which are matched with each other, the upper adjusting mechanism 3 comprises an upper steel plate 31 and an upper wedge block 32 connected with the upper steel plate 31, and two sliding surfaces 33 are symmetrically arranged on the upper wedge block 32; the lower adjusting mechanism 4 comprises a lower steel plate 41, an upper adjusting device 45, a lower adjusting device 47 and a sand discharge pipe 48, the lower steel plate 41 is provided with a square sand ring 42 and two lower wedge-shaped blocks 43, the two lower wedge-shaped blocks 43 are arranged in the square sand ring 42, the lower wedge-shaped block 43 is provided with a push-slide surface 44 matched with the slide surface 33, one end of each of the upper adjusting device 45 and the lower adjusting device 47 penetrates through the square sand ring 42 and the two lower wedge-shaped blocks 43 therein, the upper wedge block 32 is arranged between an upper adjusting device 45 and a lower adjusting device 47, the two lower wedge blocks 43 are positioned by the cooperation of the upper adjusting device 45 and the lower adjusting device 47, one end of the sand discharge pipe 48 penetrates through the square sand ring 42 and one wedge-shaped block 43 and extends to the position between the two lower wedge-shaped blocks 43, the other end of the sand discharge pipe 48 is connected with a sealing screw cap 49, and sand is arranged between the two lower wedge-shaped blocks 43; the upper adjusting device 45 and the lower adjusting device 47 both comprise a stud 410, a positive thread 411 and a negative thread 412 are symmetrically arranged on the stud 410, and two adjusting nuts 413 are sleeved on the stud 410; the two adjusting nuts 413 are connected to the corresponding lower wedge-shaped blocks 43, and hexagonal heads are arranged at two ends of the stud 410; the lower steel plate 41 is connected with a positioning block 46 which is arranged between the two lower wedge-shaped blocks 43, the positioning block 46 is provided with a positioning groove 415, a positioning ring 414 is arranged in the positioning groove 415, the positioning ring 414 is arranged on a stud 410 of the lower adjusting device 47, and the positioning ring 414 is positioned between the positive thread 411 and the negative thread 412; the seal screw cap 49 is connected with a screw rod which is arranged in the sand discharge pipe 48; the adjusting nut 413 is coupled to the lower wedge 43 by a bolt.
The stud 410 is rotated to enable the positive thread 411 and the negative thread 412 on the stud to synchronously rotate, the positive thread 411 and the negative thread 412 rotate to drive the adjusting nuts 413 on the stud, the two adjusting nuts 413 are driven to move by the rotation of the positive thread 411 and the negative thread 412, and the two adjusting nuts 413 move to drive the corresponding lower wedge blocks 43 to move, so that the two lower wedge blocks 43 are gradually far away, and the purpose of controlling the upper wedge blocks 32 to gradually move downwards is achieved; the pedestal can sample a sand sinking method or a wedge dislocation sinking method, the sand sinking method achieves the aim of sand plane sinking by arranging a large amount of special sand so that the sliding surface 33 is not contacted with the push sliding surface 44 and the space between the two lower wedges 43 is enlarged by rotating the stud 410, but the distance between the sliding surface 33 and the push sliding surface 44 is required to be controlled not to be overlarge, the distance can be controlled to be overlarge by opening the sealing screw cap 49 with the rotary sealing screw cap 49, the sealing screw cap 49 guides a certain amount of sand out by driving the screw rod to achieve the aim of adjusting the distance between the sliding surface 33 and the push sliding surface 44, the wedge dislocation sinking method directly enables the two lower wedges 43 to be far away by rotating the stud 410 to achieve the aim of sinking the upper wedge 32, the positions of the two lower wedges 43 are corrected by opening the bolt for fixing the adjusting nut 413, and the condition of one-side support is avoided, and the two lower wedge-shaped blocks 43 can be sampled to move alternately to sink slowly, so that the condition that the unilateral adjusting nut 413 is difficult to rotate due to overlarge extrusion force is avoided.
The embodiments of the present invention have been described in detail, but the embodiments are merely examples, and the present invention is not limited to the above-described embodiments. Any equivalent modifications and substitutions to those skilled in the art are also within the scope of the present invention. Accordingly, equivalent alterations and modifications are intended to be included within the scope of the utility model, without departing from the spirit and scope of the utility model.
Claims (6)
1. The utility model provides a but height-adjusting's T beam-ends pedestal device which characterized in that: the steel plate height-adjusting device comprises a T beam (1) and at least one height-adjusting pedestal (2), wherein the T beam (1) is arranged on the height-adjusting pedestal (2), the height-adjusting pedestal (2) comprises an upper adjusting mechanism (3) and a lower adjusting mechanism (4) which are matched with each other, the upper adjusting mechanism (3) comprises an upper steel plate (31) and an upper wedge block (32) connected with the upper steel plate (31), and two sliding surfaces (33) are symmetrically arranged on the upper wedge block (32); the lower adjusting mechanism (4) comprises a lower steel plate (41), an upper adjusting device (45), a lower adjusting device (47) and a sand discharge pipe (48), wherein the lower steel plate (41) is provided with a square sand ring (42) and two lower wedge blocks (43), the two lower wedge blocks (43) are arranged in the square sand ring (42), the lower wedge blocks (43) are provided with a push-slide moving surface (44) matched with the sliding surface (33), one ends of the upper adjusting device (45) and the lower adjusting device (47) penetrate through the square sand ring (42) and the two lower wedge blocks (43) in the square sand ring, the upper wedge blocks (32) are arranged between the upper adjusting device (45) and the lower adjusting device (47), the two lower wedge blocks (43) are matched and positioned through the upper adjusting device (45) and the lower adjusting device (47), one end of the sand discharge pipe (48) penetrates through the square sand ring (42) and one lower wedge block (43) and extends to the position between the two lower wedge blocks (43), the other end of the sand discharge pipe (48) is connected with a sealing screw cap (49), and sand is arranged between the two lower wedge blocks (43).
2. An adjustable height T-beam end pedestal apparatus as claimed in claim 1 wherein: the upper adjusting device (45) and the lower adjusting device (47) both comprise studs (410), positive threads (411) and negative threads (412) are symmetrically arranged on the studs (410), and two adjusting nuts (413) are sleeved on the studs (410).
3. An adjustable height T-beam end pedestal apparatus as claimed in claim 2 wherein: the two adjusting nuts (413) are connected to the corresponding lower wedge-shaped blocks (43), and hexagonal screw heads are arranged at two ends of the stud (410).
4. An adjustable height T-beam end pedestal apparatus as claimed in claim 3 wherein: the lower steel plate (41) is connected with a positioning block (46) and arranged between the two lower wedge-shaped blocks (43), the positioning block (46) is provided with a positioning groove (415), a positioning ring (414) is arranged in the positioning groove (415), the positioning ring (414) is arranged on a stud (410) of the lower adjusting device (47), and the positioning ring (414) is positioned between the positive thread (411) and the negative thread (412).
5. An adjustable height T-beam end pedestal apparatus as claimed in claim 1 or 4 wherein: the sealing screw cap (49) is connected with a screw rod, and the screw rod is arranged in the sand discharge pipe (48).
6. An adjustable height T-beam end pedestal apparatus as claimed in claim 4 wherein: the adjusting nut (413) is connected to the lower wedge-shaped block (43) through a bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123035176.5U CN216864835U (en) | 2021-12-06 | 2021-12-06 | But height-adjusting's T beam-ends pedestal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123035176.5U CN216864835U (en) | 2021-12-06 | 2021-12-06 | But height-adjusting's T beam-ends pedestal device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216864835U true CN216864835U (en) | 2022-07-01 |
Family
ID=82127494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123035176.5U Active CN216864835U (en) | 2021-12-06 | 2021-12-06 | But height-adjusting's T beam-ends pedestal device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216864835U (en) |
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2021
- 2021-12-06 CN CN202123035176.5U patent/CN216864835U/en active Active
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