CN220908200U - Positioning device for improving construction precision of pre-buried foundation of sound barrier shielding plate of railway bridge - Google Patents
Positioning device for improving construction precision of pre-buried foundation of sound barrier shielding plate of railway bridge Download PDFInfo
- Publication number
- CN220908200U CN220908200U CN202322139216.3U CN202322139216U CN220908200U CN 220908200 U CN220908200 U CN 220908200U CN 202322139216 U CN202322139216 U CN 202322139216U CN 220908200 U CN220908200 U CN 220908200U
- Authority
- CN
- China
- Prior art keywords
- plate
- shaped bolt
- positioning
- sound barrier
- construction precision
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000004888 barrier function Effects 0.000 title claims abstract description 22
- 238000010276 construction Methods 0.000 title claims abstract description 18
- 230000000903 blocking effect Effects 0.000 claims abstract description 15
- 238000009434 installation Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 4
- 238000005266 casting Methods 0.000 abstract 1
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
Abstract
The utility model discloses a positioning device for improving construction precision of a sound barrier curtain board pre-buried foundation of a railway bridge, which belongs to the technical field of railway bridges, and aims at the problems that the sound barrier is uneven, difficult to install, even incapable of being installed and the like due to poor construction precision of the sound barrier pre-buried foundation in a prefabricated curtain board in the process of casting and vibrating concrete of the curtain board, wherein the problems of seriously affecting the functionality and safety of the sound barrier include a rear blocking plate and the following components: the outer positioning plate is arranged at the outer side of the rear blocking plate; the U-shaped bolt positioning holes I are arranged on the outer positioning plate and are symmetrically distributed; the U-shaped bolt positioning hole II is arranged on the rear blocking plate; the U-shaped bolt is welded with the rear plugging plate through the outer locating plate, is firmly fixed, has accurate first position of the U-shaped bolt locating hole, and can ensure that the U-shaped bolt is accurate in installation position, and embedded parts such as the U-shaped bolt are not shifted in the concrete pouring and vibrating processes.
Description
Technical Field
The utility model belongs to the technical field of railway bridges, and particularly relates to a positioning device for improving construction precision of a pre-buried foundation of a sound barrier shielding plate of a railway bridge.
Background
The sound barrier at the railway bridge section is fixedly connected with the shielding plate through the pre-buried foundation, and the installation quality of the sound barrier is directly determined by the construction precision of the pre-buried foundation. The embedded foundation mainly comprises embedded parts such as U-shaped bolts, steel plates and the like which are embedded in the shielding plate concrete. At present, in the concrete pouring and vibrating process of the shielding plate, due to the fact that an embedded part is not firmly fixed, the mounting position is deviated, the problem that the construction precision of the pre-embedded foundation of the sound barrier in the prefabricated shielding plate is poor, the sound barrier is uneven, the mounting is difficult, even the sound barrier cannot be mounted and the like is caused easily, and the functionality and the safety of the sound barrier are seriously affected.
At present, when a site shielding plate is prefabricated, a shielding plate template is perforated at a position where an embedded U-shaped bolt is to be installed, an embedded steel plate is installed on the inner side of the template, after the embedded U-shaped bolt penetrates through the embedded steel plate and the template, the outer side of the template is fixed by adopting a common nut, and the embedded steel plate fixing device is used for fixing the U-shaped bolt such as an outer locating plate, an outer locating nut and an embedded inner locating thin nut.
Disclosure of utility model
The utility model aims to provide a positioning device for improving construction precision of a pre-buried foundation of a sound barrier shielding plate of a railway bridge, so as to solve the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a positioner for promoting pre-buried basis construction accuracy of railway bridge sound barrier sunshade, including back closure plate, still include:
The outer positioning plate is arranged at the outer side of the rear blocking plate;
The U-shaped bolt positioning holes I are arranged on the outer positioning plate and are symmetrically distributed;
The U-shaped bolt positioning holes II are arranged on the rear blocking plate and are symmetrically distributed;
the outer positioning nut is arranged on one side of the outer positioning plate.
In the scheme, the outer locating plate and the rear plugging plate are welded and fixed.
It is further worth to say that the outer positioning nut adopts a special-shaped nut.
It should be further noted that the centers of the two U-shaped bolt positioning holes II and the four U-shaped bolt positioning holes I of the outer positioning plate are completely horizontal to the centers of the corresponding outer positioning nuts.
As a preferred embodiment, the U-shaped bolt positioning holes I are arranged in parallel with the U-shaped bolt positioning holes Kong Erping.
Compared with the prior art, the positioning device for improving the construction precision of the pre-buried foundation of the sound barrier shielding plate of the railway bridge, provided by the utility model, at least comprises the following beneficial effects:
1. the U-shaped bolt is welded with the rear plugging plate through the outer locating plate, is firmly fixed, has accurate first position of the U-shaped bolt locating hole, and can ensure that the U-shaped bolt is accurate in installation position, and embedded parts such as the U-shaped bolt are not shifted in the concrete pouring and vibrating processes.
2. According to the utility model, the U-shaped bolt positioning hole I is larger than the U-shaped bolt in size, so that the U-shaped bolt can be easily penetrated into the U-shaped bolt positioning hole I when the U-shaped bolt is installed, and the U-shaped bolt can be easily pulled out of the U-shaped bolt positioning hole I when the template is removed, and the convenience in construction is ensured.
3. The external positioning nut adopts the special-shaped nut, the contact part with the external positioning plate is in a circular shape with an enlarged section, and the special-shaped nut is matched with the positioning hole of the positioning plate in size, so that the special-shaped nut is convenient to fix; the outer side is a hexagonal nut, the nut size is matched with the U-shaped bolt, the position and the angle of the central axis of the screw rod can be guaranteed to meet the design requirements, and the installation precision of the U-shaped bolt is guaranteed.
Drawings
FIG. 1 is a front elevational view of the structure of the present utility model;
FIG. 2 is a side view of the structure of the present utility model;
FIG. 3 is a schematic view of an outer locating plate, an outer locating nut, and a U-bolt locating hole.
In the figure: 1. an outer positioning plate; 2. an outer positioning nut; 3. u-shaped bolt positioning holes I; 4. a rear blocking plate; 5. and a U-shaped bolt positioning hole II.
Detailed Description
The utility model is further described below with reference to examples.
In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model, and it is apparent that the described embodiments are some, but not all, embodiments of the present utility model, and all other embodiments obtained by persons of ordinary skill in the art without inventive labor based on the described embodiments of the present utility model are included in the scope of protection of the present utility model.
The following examples are illustrative of the present utility model but are not intended to limit the scope of the utility model. The conditions in the examples can be further adjusted according to specific conditions, and simple modifications of the method of the utility model under the premise of the conception of the utility model are all within the scope of the utility model as claimed.
Referring to fig. 1-3, the utility model provides a positioning device for improving construction precision of a pre-buried foundation of a sound barrier shielding plate of a railway bridge, which comprises a rear blocking plate 4, wherein an outer positioning plate 1 is arranged on the outer side of the rear blocking plate 4, the outer positioning plate 1 is welded and fixed with the rear blocking plate 4, four symmetrically distributed U-shaped bolt positioning holes I3 are arranged on the outer positioning plate 1, two symmetrically distributed U-shaped bolt positioning holes II 5 are arranged on the rear blocking plate 4, the U-shaped bolt positioning holes I3 and the U-shaped bolt positioning holes II 5 are arranged in parallel, as shown in fig. 1, an outer positioning nut 2 is arranged on one side of the outer positioning plate 1, the outer positioning nut 2 adopts a special nut, the contact part of the outer positioning nut 2 and the outer positioning plate 1 is in a circular shape with an enlarged section, and the outer side is a hexagonal nut; the outer locating plate 1 is provided with a reserved hole in contact with the outer locating nut 2, the diameter of the outer hole is matched with the outer diameter of the outer locating nut 2, and the diameter of the inner hole is larger than that of the U-shaped bolt.
When the embedded U-shaped bolt is installed, the embedded U-shaped bolt passes through the inner positioning thin nut, the embedded steel plate, the rear blocking plate 4 and the outer positioning plate 1 in sequence, and then is fixed through the outer positioning nut 2, the centers of the two U-shaped bolt positioning holes II 5 of the rear blocking plate 4 and the centers of the four U-shaped bolt positioning holes I3 of the outer positioning plate 1 are completely horizontal with the centers of the corresponding outer positioning nuts 2, so that the installation accuracy of the U-shaped bolt is ensured, the diameter of the U-shaped bolt positioning hole I3 is larger than that of the U-shaped bolt, the installation of the U-shaped bolt is smooth, and the site construction is convenient, as shown in fig. 3.
Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this utility model belongs, the terms "comprising" or "comprises" and the like as used herein mean that the preceding element or article is meant to encompass the elements or articles listed thereafter and equivalents thereof without excluding other elements or articles, and that the terms "connected" or "connected" and the like are not limited to physical or mechanical connections but may also include electrical connections, whether direct or indirect, "upper", "lower", "left", "right", etc. are used merely to indicate relative positional relationships that may also be correspondingly altered when the absolute position of the described article is altered.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. Positioning device for improving construction precision of pre-buried foundation of railway bridge sound barrier curtain board, including back closure plate (4), its characterized in that still includes:
the outer positioning plate (1) is arranged at the outer side of the rear blocking plate (4);
The U-shaped bolt positioning holes I (3) are arranged on the outer positioning plate (1) and are symmetrically distributed;
the U-shaped bolt positioning holes II (5) are arranged on the rear blocking plate (4) and are symmetrically distributed;
The outer positioning nut (2) is arranged on one side of the outer positioning plate (1).
2. The positioning device for improving construction precision of pre-buried foundation of sound barrier shielding plate of railway bridge according to claim 1, wherein: the outer locating plate (1) is welded and fixed with the rear blocking plate (4).
3. The positioning device for improving construction precision of pre-buried foundation of sound barrier shielding plate of railway bridge according to claim 1, wherein: the outer positioning nut (2) is a special-shaped nut.
4. The positioning device for improving construction precision of pre-buried foundation of sound barrier shielding plate of railway bridge according to claim 1, wherein: the centers of the two U-shaped bolt positioning holes II (5) and the four U-shaped bolt positioning holes I (3) of the outer positioning plate (1) are completely horizontal to the centers of the corresponding outer positioning nuts (2).
5. The positioning device for improving construction precision of pre-buried foundation of sound barrier shielding plate of railway bridge according to claim 1, wherein: the U-shaped bolt positioning holes I (3) and the U-shaped bolt positioning holes II (5) are arranged in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322139216.3U CN220908200U (en) | 2023-08-10 | 2023-08-10 | Positioning device for improving construction precision of pre-buried foundation of sound barrier shielding plate of railway bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322139216.3U CN220908200U (en) | 2023-08-10 | 2023-08-10 | Positioning device for improving construction precision of pre-buried foundation of sound barrier shielding plate of railway bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220908200U true CN220908200U (en) | 2024-05-07 |
Family
ID=90910749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322139216.3U Active CN220908200U (en) | 2023-08-10 | 2023-08-10 | Positioning device for improving construction precision of pre-buried foundation of sound barrier shielding plate of railway bridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220908200U (en) |
-
2023
- 2023-08-10 CN CN202322139216.3U patent/CN220908200U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN220908200U (en) | Positioning device for improving construction precision of pre-buried foundation of sound barrier shielding plate of railway bridge | |
| CN201648890U (en) | Anti-displacement control frame for construction of curve section of track slab | |
| CN211498508U (en) | Assembled pocket bottom protection device | |
| CN210003628U (en) | horizontal C-shaped steel connecting and locking device | |
| CN209129667U (en) | A kind of attachment device for subway built-in sliding chute and support of pipelines | |
| CN208763436U (en) | A kind of PC component supporting apparatus | |
| CN205474632U (en) | Railway roadbed template locator | |
| CN217734711U (en) | EPS heat preservation moulding mounting structure | |
| CN209990237U (en) | Isolation guardrail convenient to mount and dismount | |
| CN203361734U (en) | Slip form system capable of accurately adjusting template taper | |
| CN206016259U (en) | A kind of adjustable beam die plate reinforcing jacking device | |
| CN218623318U (en) | Device capable of adjusting holes of embedded pipes on cross section of through frame beam | |
| CN214884477U (en) | Building assembled structure installation is detained | |
| CN204751937U (en) | Jack -up owner end beam connection structure | |
| CN214615795U (en) | Novel electric power rail railing | |
| CN219367318U (en) | Multidirectional adjustable equipment base | |
| CN219528339U (en) | Self-locking cantilever rod | |
| CN216380538U (en) | Climb frame and attach wall support pre-buried device | |
| CN220139866U (en) | Analog signal acquisition module | |
| CN220394613U (en) | Multilayer hanging die installation reinforcing device | |
| CN220168758U (en) | Vertical fixing device of concrete pump pipe | |
| CN220538694U (en) | Prefabricated independent foundation rag bolt pre-buried fixing device | |
| CN217760091U (en) | A link plate device for controlling cast-in-place stair bench plate thickness | |
| CN219509249U (en) | Perforating-free elevator shaft protection device | |
| CN208441315U (en) | A kind of close rib high score sub-panel template |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |