CN216339078U - Bridge vertical prestress tensioning bench construction device - Google Patents
Bridge vertical prestress tensioning bench construction device Download PDFInfo
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- CN216339078U CN216339078U CN202123100069.6U CN202123100069U CN216339078U CN 216339078 U CN216339078 U CN 216339078U CN 202123100069 U CN202123100069 U CN 202123100069U CN 216339078 U CN216339078 U CN 216339078U
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- 238000010276 construction Methods 0.000 title claims abstract description 28
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 109
- 239000010959 steel Substances 0.000 claims abstract description 109
- 238000005096 rolling process Methods 0.000 claims abstract description 9
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 7
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims abstract description 6
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 238000003466 welding Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a construction device for a vertical prestress tensioning bench of a bridge, and belongs to the field of vertical prestress construction of municipal bridges. The steel plate structure comprises notch concrete, wherein a mounting hole is formed in the upper surface of the notch concrete, an upper anchor backing plate is fixedly mounted on the upper surface of the mounting hole, an anchor head is fixedly mounted on the upper surface of the upper anchor backing plate, prestressed screw-thread steel is in threaded fit with the lower surface of the anchor head, a top steel plate is arranged above the notch concrete, two full-height steel plates are fixedly welded on the lower surface of the top steel plate, a plurality of side steel plates are fixedly welded on opposite surfaces of the two full-height steel plates, a plurality of reinforcing rib steel plates are fixedly welded on the outer surfaces of the side steel plates, reinforcing steel bars are fixedly connected to two side surfaces of the top steel plate, an oil jack is fixedly mounted on the upper surface of the top steel plate, a finish-rolling screw-thread steel is in threaded connection with the inner wall of the oil jack, and a connector is fixedly mounted at the bottom end of the finish-rolling screw-thread steel. The utility model is light and fast to use, does not need mechanical auxiliary construction, greatly reduces the labor capacity of workers and saves the construction period.
Description
Technical Field
The utility model belongs to the field of vertical prestress construction of municipal bridges, and particularly relates to a construction device for a bridge vertical prestress tensioning base.
Background
The general municipal bridge vertical prestress construction tensioning support has two types of combined welding of profile steel and temporary splicing of a scaffold, and the profile steel combined welding support is suitable for the condition of larger tensioning force and has large processing and welding workload; the scaffold is spliced temporarily, and the support is easy to deform, low in durability, not guaranteed in rigidity and inconvenient to use. If the common steel plate is used for processing the welded tensioning support, the tensioning support has the advantages of simple structure, good durability, difficult deformation, convenient lifting and moving and the like, is light and quick to use, does not need mechanical auxiliary construction, greatly reduces the labor capacity of workers and saves the construction period.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a construction device for a bridge vertical prestress tensioning table seat, which solves the problem of inconvenient use in the prior art.
In order to solve the technical problems, the utility model is realized by the following technical scheme:
the utility model relates to a construction device for a vertical prestressed tensioning bench of a bridge, which comprises notch concrete, wherein the upper surface of the notch concrete is provided with a mounting hole, the upper surface of the mounting hole is fixedly provided with an upper anchor backing plate, the upper surface of the upper anchor backing plate is fixedly provided with an anchor head, the lower surface of the anchor head is in threaded fit with prestressed deformed steel bars so as to be convenient for connecting the prestressed deformed steel bars, a top steel plate is arranged above the notch concrete, the lower surface of the top steel plate is fixedly welded with two full-height steel plates, the opposite surfaces of the two full-height steel plates are fixedly welded with a plurality of side steel plates, the outer surfaces of the side steel plates are fixedly welded with a plurality of reinforcing rib steel plates so as to increase the bearing capacity of the device, the device is directly clamped on the ground and fixed, both side surfaces of the top steel plate are fixedly connected with reinforcing steel bars so as to be convenient for lifting and moving, and the upper surface of the top steel plate is fixedly provided with an oil pressure jack, the inner wall of the oil jack is in threaded connection with finish-rolled deformed steel bars, the finish-rolled deformed steel bars lengthen the prestressed deformed steel bars, the bottom ends of the finish-rolled deformed steel bars are fixedly provided with connectors, and the connectors are in threaded fit with the prestressed deformed steel bars.
Preferably, the corrugated pipe is arranged on the circumferential side face of the prestressed deformed steel bar, and the air holes are formed in the inner wall of the mounting hole to protect the prestressed deformed steel bar inside.
Preferably, the center of the top steel plate is provided with a through hole, the size of the through hole is matched with that of the prestressed deformed steel bar, and the prestressed deformed steel bar penetrates through the through hole and is lengthened with the finish-rolled deformed steel bar.
Preferably, the dimensions of the prestressed screw-thread steel are matched with those of the finish-rolled screw-thread steel, so that the lengthening is convenient.
Preferably, the peripheral side surface of the finish-rolled deformed steel bar is in threaded connection with a tool nut, the lower surface of the tool nut is attached to the upper surface of an oil jack, and the prestressed deformed steel bar is tensioned by tightening the tool nut.
The utility model has the following beneficial effects:
the bridge vertical prestress tensioning bench seat construction device can be used for rapidly and conveniently performing bridge vertical prestress tensioning, a through hole is reserved in the middle of a top steel plate to serve as a compression surface through combination, processing and welding of the top steel plate and a full-height steel plate, a notch is reserved at the bottom of the steel plate corresponding to the full-height steel plate to fasten a working nut and has a certain space height with the top surface of notch concrete, two reinforcing rib steel plates are welded on the back surfaces of the other two corresponding side steel plates to increase the bearing capacity, then two reinforcing steel bars are respectively welded at two ends of the top steel plate, the bridge vertical prestress tensioning bench seat construction device can be used for facilitating lifting and moving of workers and can be repeatedly used, the bridge vertical prestress tensioning bench seat construction device is light and rapid to use, mechanical auxiliary construction is not needed, the labor amount of the workers is greatly reduced, and the construction period is saved.
Of course, it is not necessary for any product in which the utility model is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a bridge vertical prestress tensioning seat construction device of the present invention;
FIG. 2 is a rear structural view of the construction device of the bridge vertical prestress tensioning seat of the present invention;
FIG. 3 is a front view of the construction device of the bridge vertical prestress tensioning seat of the present invention;
fig. 4 is a top view of the construction device of the bridge vertical prestress tensioning base of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below: 1. a top steel plate; 2. a full-height steel plate; 3. a side steel plate; 4. reinforcing rib steel plates; 5. reinforcing steel bars; 6. an oil jack; 7. finish rolling the deformed steel bar; 8. a tool nut; 9. a connector; 10. concrete of the notch; 11. an anchor backing plate is arranged; 12. a bellows; 13. air holes are formed; 14. prestressed deformed steel; 15. an anchor head.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 invention.
In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.
Referring to fig. 1-4, the utility model is a construction device for a vertical prestressed tensioning bench of a bridge, comprising notch concrete 10, a mounting hole is arranged on the upper surface of the notch concrete 10, an upper anchor backing plate 11 is fixedly arranged on the upper surface of the mounting hole, an anchor head 15 is fixedly arranged on the upper surface of the upper anchor backing plate 11, a prestressed screw-thread steel 14 is in threaded fit with the lower surface of the anchor head 15, the prestressed screw-thread steel 14 is conveniently connected, a top steel plate 1 is arranged above the notch concrete 10, two full-height steel plates 2 are fixedly welded on the lower surface of the top steel plate 1, a plurality of side steel plates 3 are fixedly welded on the opposite surfaces of the two full-height steel plates 2, a plurality of steel plates 4 are fixedly welded on the outer surfaces of the side steel plates 3, the bearing capacity of the reinforcing rib is increased, the reinforcing rib is directly clamped on the ground for fixation, reinforcing steel bars 5 are fixedly connected on the two side surfaces of the top steel plate 1, the lifting movement is convenient, an oil pressure jack 6 is fixedly arranged on the upper surface of the top steel plate 1, the inner wall of the oil jack 6 is in threaded connection with finish-rolled deformed steel bar 7, the finish-rolled deformed steel bar 7 lengthens prestressed deformed steel bar 14, the bottom end of the finish-rolled deformed steel bar 7 is fixedly provided with a connector 9, and the connector 9 is in threaded fit with the prestressed deformed steel bar 14.
The corrugated pipe 12 is arranged on the circumferential side surface of the prestressed deformed steel 14, and the air holes 13 are formed in the inner wall of the mounting hole to protect the prestressed deformed steel 14 inside.
The center of the top steel plate 1 is provided with a through hole, the size of the through hole is matched with that of the prestressed deformed steel 14, and the prestressed deformed steel 14 penetrates through the through hole to be lengthened with the finish rolling deformed steel 7.
The prestressed deformed steel 14 is matched with the finish-rolled deformed steel 7 in size, and is convenient to lengthen.
The peripheral side of the finish rolling deformed steel bar 7 is in threaded connection with a tool nut 8, the lower surface of the tool nut 8 is attached to the upper surface of the hydraulic jack 6, and the prestressed deformed steel bar 14 is tensioned by tightening the tool nut 8.
One specific application of this embodiment is: during the use, the device is lifted to a position needing to be used through the steel bar 5, the connector 9 is aligned with the prestressed deformed steel bar 14, the finish rolling deformed steel bar 7 is rotated, the connector 9 is downward until the connector 9 is connected with the prestressed deformed steel bar 14, the finish rolling deformed steel bar 7 is lengthened with the prestressed deformed steel bar 14, the tool nut 8 is tightened at the moment, the prestressed deformed steel bar 14 is tensioned, the tool nut 8 is loosened after the use, and the connector 9 is lifted to lift away from the device.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.
Claims (5)
1. The utility model provides a vertical prestressing force tensioning platform seat construction equipment of bridge, includes notch concrete (10), its characterized in that:
the steel plate structure is characterized in that a mounting hole is formed in the upper surface of notch concrete (10), an upper anchor backing plate (11) is fixedly mounted on the upper surface of the mounting hole, an anchor head (15) is fixedly mounted on the upper surface of the upper anchor backing plate (11), a prestressed screw-thread steel (14) is matched on the lower surface of the anchor head (15), a top steel plate (1) is arranged above the notch concrete (10), two full-height steel plates (2) are fixedly welded on the lower surface of the top steel plate (1), a plurality of side steel plates (3) are fixedly welded on the opposite surfaces of the full-height steel plates (2), a plurality of reinforcing rib steel plates (4) are fixedly welded on the outer surfaces of the side steel plates (3), reinforcing steel bars (5) are fixedly connected on the two side surfaces of the top steel plate (1), an oil jack (6) is fixedly mounted on the upper surface of the top steel plate (1), and finish rolling screw-thread steel (7) is connected on the inner wall of the oil jack (6), finish rolling screw-thread steel (7) bottom fixed mounting has connector (9), connector (9) and prestressing force screw-thread steel (14) screw-thread fit.
2. The construction device of the bridge vertical prestress tensioning seat according to claim 1, wherein a corrugated pipe (12) is arranged on the peripheral side of the prestress deformed steel bar (14), and air holes (13) are formed in the inner wall of the mounting hole.
3. The construction device of the bridge vertical prestress tensioning platform according to claim 1, characterized in that a through hole is formed in the center of the top steel plate (1), and the through hole is matched with the prestressed screw steel (14) in size.
4. A bridge vertical prestress tensioning bench construction device according to claim 3, characterized in that the prestressed screw-thread steel (14) is matched in size with the finish-rolled screw-thread steel (7).
5. The construction device of the bridge vertical prestress tensioning platform according to claim 4, characterized in that a tool nut (8) is in threaded connection with the peripheral side of the finish-rolled deformed steel bar (7), and the lower surface of the tool nut (8) is attached to the upper surface of the hydraulic jack (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123100069.6U CN216339078U (en) | 2021-12-10 | 2021-12-10 | Bridge vertical prestress tensioning bench construction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123100069.6U CN216339078U (en) | 2021-12-10 | 2021-12-10 | Bridge vertical prestress tensioning bench construction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216339078U true CN216339078U (en) | 2022-04-19 |
Family
ID=81162848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123100069.6U Expired - Fee Related CN216339078U (en) | 2021-12-10 | 2021-12-10 | Bridge vertical prestress tensioning bench construction device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216339078U (en) |
-
2021
- 2021-12-10 CN CN202123100069.6U patent/CN216339078U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220419 |