CN215593704U - Accurate device of taking one's place in railway bridge pier supporting base stone anchor bolt hole site - Google Patents
Accurate device of taking one's place in railway bridge pier supporting base stone anchor bolt hole site Download PDFInfo
- Publication number
- CN215593704U CN215593704U CN202121820382.4U CN202121820382U CN215593704U CN 215593704 U CN215593704 U CN 215593704U CN 202121820382 U CN202121820382 U CN 202121820382U CN 215593704 U CN215593704 U CN 215593704U
- Authority
- CN
- China
- Prior art keywords
- rib rods
- anchor bolt
- rods
- bolt hole
- horizontal
- 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
Images
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The utility model belongs to the technical field of railway bridge construction, and particularly relates to an accurate positioning device for a hole site of a stone anchor bolt hole of a bearing pad of a railway bridge pier. The utility model comprises a plurality of vertical rib rods which are vertically arranged and an upper layer of horizontal rib rods and a lower layer of horizontal rib rods; each layer of horizontal rib rods comprises a plurality of horizontal rib rods arranged transversely and longitudinal rib rods arranged longitudinally, the horizontal rib rods are arranged along the horizontal tangent line of the anchor bolt hole, the longitudinal rib rods are arranged along the longitudinal tangent line of the anchor bolt hole, and the number of the horizontal rib rods and the number of the longitudinal rib rods are half of the number of the anchor bolt holes; the bottom ends of the vertical rib rods are embedded in the pier body, the vertical rib rods are respectively provided with a circle along the outer wall of the template for supporting the cushion stone and the inner wall of the template for the pier body, and the number of the vertical rib rods is five times that of the anchor bolt holes; the vertical rib rods, the transverse rib rods and the longitudinal rib rods form a double-layer net structure. The utility model realizes the hole construction of the anchor bolt hole to be accurate in one-time in-place and improves the embedding quality of the anchor bolt hole.
Description
Technical Field
The utility model belongs to the technical field of railway bridge construction, and particularly relates to an accurate positioning device for a hole site of a stone anchor bolt hole of a bearing pad of a railway bridge pier.
Background
With the continuous promotion of railway construction, in recent years, the construction quality of railway bridges is improved rapidly. Due to the wide application of the steel die, the processing and assembling of the die plate and the quality of concrete vibration are paid attention to, so that most of pier and bench masonry of the bridge achieves internal and external light, and a considerable number of bridges become a local scene due to attractive appearance. However, the common quality problems still exist on piers and table top caps, particularly on the supporting cushion stone which is the most critical for force transmission of a bridge, for example, the tray template 4 and the supporting cushion stone template 1 are erected in times to cause the position deviation of a reserved anchor bolt hole, when a beam is erected (construction hole position errors are caused by concrete pouring of the erected molds in times), the phenomenon of chiseling and reaming is caused, the anchoring bolt of a support is inclined, and the fastening between the anchoring bolt and the support is not tight and smooth. These common quality problems seriously jeopardize the normal use of the bridge, and if the construction is not carried out carefully, the maintenance is very difficult after the delivery operation.
Disclosure of Invention
The utility model aims to solve the problems and provides a device for accurately positioning anchor bolt holes of a supporting cushion stone of a railway bridge pier.
The utility model is realized by adopting the following technical scheme: a precise positioning device for anchor bolt hole positions of railway bridge abutment supporting padstones comprises a plurality of vertical rib rods and upper and lower layers of horizontal rib rods, wherein the vertical rib rods are vertically arranged;
each layer of horizontal rib rods comprises a plurality of horizontal rib rods arranged transversely and longitudinal rib rods arranged longitudinally, the horizontal rib rods are arranged along the horizontal tangent line of the anchor bolt hole, the longitudinal rib rods are arranged along the longitudinal tangent line of the anchor bolt hole, and the number of the horizontal rib rods and the number of the longitudinal rib rods are half of the number of the anchor bolt holes;
the bottom ends of the vertical rib rods are embedded in the pier body, the vertical rib rods are respectively provided with a circle along the outer wall of the template for supporting the cushion stone and the inner wall of the template for the pier body, and the number of the vertical rib rods is five times that of the anchor bolt holes;
one part of the vertical rib rods is intersected with the transverse rib rods and detachably connected with the transverse rib rods, the other part of the vertical rib rods is intersected with the longitudinal rib rods and detachably connected with the longitudinal rib rods, the transverse rib rods are intersected with the longitudinal rib rods and detachably connected with the longitudinal rib rods, and the vertical rib rods, the transverse rib rods and the longitudinal rib rods form a double-layer net structure, so that hole positions of the supporting base stone anchor bolts are accurately located.
Furthermore, the transverse rib rod and the longitudinal rib rod, the transverse rib rod and the vertical rib rod and the longitudinal rib rod and the vertical rib rod are detachably connected through strapping tapes.
Further, the distance between the upper horizontal rib rod and the lower horizontal rib rod is 60 cm.
Furthermore, the anchor bolt hole is prefabricated in the supporting cushion stone and the pier body by adopting a steel pipe die, the diameter of the steel pipe die is 60mm larger than that of the designed anchor bolt, the length of the steel pipe die is 50mm larger than the depth of the designed anchor bolt, and the position deviation of the center and the diagonal of the anchor bolt hole 2 is not more than 10mm, so that the construction error is greatly reduced; the outer wall of the steel pipe mould is wound with adhesive tape paper so as to facilitate demoulding.
Further, the ground clearance of the lower horizontal rib rods is equal to the designed elevation of the supporting cushion stone.
Furthermore, the templates of the pier body are assembled and erected by adopting large-block steel templates.
Furthermore, the template for supporting the cushion stone is an aluminum alloy template formed by extrusion casting.
Further, the center of the anchor bolt hole and the position deviation of the diagonal line do not exceed 10 mm.
Compared with the prior art, the utility model has the beneficial effects that:
according to the method, the longitudinal rib rods, the transverse rib rods and the vertical rib rods form a grid structure, hole construction of the anchor bolt hole is accurate in one-time in-place, the problem of deviation of fixed in-place of the anchor bolt hole embedded part is solved, and the embedded quality of the anchor bolt hole is improved; a plurality of links of construction operation are reduced, the forming is fast, the control is easy, the error is few, the construction time is shortened, the construction is fast and the efficiency is high; the pouring of the supporting cushion stone, the pouring of pier body concrete and the one-step forming of the anchor bolt hole are realized, and the construction quality of the supporting cushion stone concrete is ensured; one project and one bridge can be completed by using a set of structures repeatedly; therefore, the structure is simple, the manufacturing cost is low, and the operation is simple; the construction labor intensity is greatly reduced, the construction time is saved, the quality of the entity engineering is ensured, and the time is saved.
Drawings
FIG. 1 is a front view of the present application;
FIG. 2 is a plan view of the present application;
FIG. 3 is a side view of the present application;
in the figure: 1-supporting cushion stone, 2-anchor bolt holes, 3-horizontal rib rods, 3-1-horizontal rib rods, 3-2-longitudinal rib rods, 4-pier bodies, 5-vertical rib rods and 6-steel pipe molds.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.
It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for matching with the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions under which the present invention can be implemented, so that the present invention has no technical significance, and any structural modification, ratio relationship change, or size adjustment should still fall within the scope of the present invention without affecting the efficacy and the achievable purpose of the present invention. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.
The term "transverse" as used herein refers to the length of the bridge; "longitudinal" refers to the width direction of the bridge; "vertical" refers to the height direction of the bridge.
Referring to fig. 1 to 3, the present invention provides a technical solution: a device for accurately positioning hole positions of anchor bolt holes of a railway bridge abutment supporting pad stone comprises a plurality of vertical rib rods 5 which are vertically arranged and upper and lower layers of horizontal rib rods 3;
each layer of the horizontal rib rods 3 comprises a plurality of horizontal rib rods 3-1 arranged transversely and longitudinal rib rods 3-2 arranged longitudinally, the horizontal rib rods 3 are arranged along the horizontal tangent of the anchor bolt holes 2, the longitudinal rib rods 3-2 are arranged along the longitudinal tangent of the anchor bolt holes 2, and the number of the horizontal rib rods 3 and the number of the vertical rib rods 3-2 are half of the number of the anchor bolt holes 2;
the bottom ends of the vertical rib rods 5 are embedded in the pier body 4, a circle of vertical rib rods 5 is arranged along the outer wall of the template supporting the cushion stone 1 and the inner wall of the template of the pier body 4 respectively, and the number of the vertical rib rods 5 is five times that of the anchor bolt holes 2;
one part of the vertical rib rods 5 is intersected with and detachably connected with the transverse rib rods 3-1, the other part of the vertical rib rods 5 is intersected with and detachably connected with the longitudinal rib rods 3-2, the transverse rib rods 3-1 are intersected with and detachably connected with the longitudinal rib rods 3-2, and the vertical rib rods 5, the transverse rib rods 3-1 and the longitudinal rib rods 3-2 form a net structure, so that the hole positions of the supporting base stone anchor bolts are accurately positioned.
The transverse rib rod 3-1 and the longitudinal rib rod 3-2, the transverse rib rod 3-1 and the vertical rib rod 5, and the longitudinal rib rod 3-2 and the vertical rib rod 5 are detachably connected through strapping tapes.
The distance between the upper and lower layers of horizontal rib rods 3 is 60 cm.
The anchor bolt hole 2 is prefabricated in the supporting cushion stone and the pier body by adopting a steel pipe die 6, the diameter of the steel pipe die 6 is 60mm larger than that of the designed anchor bolt, the length of the steel pipe die 6 is 50mm larger than the depth of the designed anchor bolt, and the construction error is greatly reduced; the outer wall of the steel pipe mould 6 is wound with adhesive tape paper so as to facilitate demoulding.
The ground clearance of the lower horizontal rib rods 3 is equal to the designed elevation of the supporting cushion stone 1, and the function of checking and controlling the designed elevation is achieved.
The template of pier shaft 4 adopts big block steel template to assemble and erect.
The template of the supporting cushion stone 1 is an aluminum alloy template formed by extrusion casting, the aluminum alloy template is manufactured and designed according to BIM modulus and is formed by extrusion casting through special equipment, the aluminum alloy template system is used as a novel template process, compared with the traditional steel template, the aluminum alloy template has the characteristics of strong bearing capacity, good safety performance, multiple cycle times, high comprehensive benefits, greenness, energy conservation, environmental protection and the like, and is a necessary way for the development of building construction templates in future.
The template of the supporting cushion stone 1 is made by an aluminum alloy template module, the aluminum template is made by extrusion casting of special equipment, and the casting accessory which is composed of an aluminum panel, a support and a connecting piece and has complete matching use can be combined and assembled into an integral die carrier with different sizes and complicated external dimensions and a system template for assembly and industrial construction.
The thickness of the aluminum alloy template panel of the supporting cushion stone 1 is 4mm, the height and the length of the template are designed according to the size of a design drawing, the weight of the template is about 25-27 kg/square meter, the bearing capacity is 30 KN/square meter, the industrial mold production is realized, and the standardized modulization quick-release system vertical mold of the aluminum alloy template is realized.
The position deviation of the center and diagonal line of the anchor bolt hole 2 does not exceed 10 mm.
When constructing the abutment 4, it is noted that when the pallet reinforcing bars of the abutment 4 and the reinforcing bars of the supporting stepping stone 1 collide with the anchor bolt holes 2, the pallet reinforcing bars and the supporting stepping stone reinforcing bars can be appropriately moved.
In the construction process, because the concrete grade (C30) of the pier body 4 is not consistent with the concrete grade (C50) of the supporting cushion stone 1 in design, the concrete is mixed in a centralized manner by adopting an automatic metering mixing station after the concrete is qualified by calibration, a conveying pump truck is adopted for transportation, a concrete water reducing agent is strictly controlled, the workability of the concrete is improved, the water consumption is reduced, the slump is controlled within 16-18 cm, after the concrete C30 of the pier body 4 is poured, the total station measurement composite inspection is carried out on the accurate positioning control structure of the anchor bolt hole of the supporting cushion stone of the pier, the top surface elevation of the supporting cushion stone 1 is controlled within 1mm, the deviation of the center and diagonal positions of the anchor bolt hole 2 is not more than 10mm, the coordinate and elevation of the supporting cushion stone 1 are retested, and the C50 concrete capable of pouring the supporting cushion stone 1 without errors behind is determined.
The structure is erected when the pallet template of the pier body 4 and the template of the supporting cushion stone 1 are integrally supported, so that the one-time survival rate of the anchor bolt hole of the supporting cushion stone is greatly improved, and the common quality problems of hole drilling and hole reaming of the anchor bolt hole of the supporting cushion stone before the railway bridge is paved are eliminated for a long time; the engineering quality of the bearing cushion is greatly improved, the construction labor intensity is reduced, and the construction time is saved; the utility model has simple structure and reasonable manufacturing structure, and completely conforms to the national industrial policies of low carbon, environmental protection, green building and sustainable development. Has the following advantages:
1. the template of the supporting cushion stone 1 adopts an aluminum mould, the structure weight is light, the strength is high, the thickness of an aluminum mould is 4mm, the weight of the template is about 25-27 kg per square meter, the bearing capacity is 30KN per square meter, and the number of times of rotation of the template is 200 times, (for example, the thickness of a combined steel template panel is 2.3-2.5 mm, the weight of the template is about 35-40 kg per square meter, the bearing capacity is 30KN per square meter, the thickness of a large steel template panel is 5-6 mm, the weight of the template is about 80-85 kg per square meter, the bearing capacity is 60KN per square meter, the thickness of a wood template panel is 18mm thick plywood, the thickness of the template is 18mm, the weight of the template is about 10.5kg per square meter, and the bearing capacity is 30KN per square meter). the structure is the lightest in the traditional metal building template, the construction process can be completely built and transferred by manual work, does not rely on lifting machinery, and experimental test data prove that the tensile and bending strength of the aluminum alloy is three times of common steel, and the yield strength is not less than or equal to 180 mpa;
2. the construction is one-step formed, integrally cast, tight in construction, small in error, high in precision and high in integral strength;
3. the structure construction is simple and convenient, does not depend on template technical workers with long-term experience, is easy to learn, and common workers can be independently operated on duty after being simply trained, so that the labor force is saved;
4. the structure has high reuse rate, the number of times of recycling is multiple, the cost is low, the number of times of recycling of the aluminum template can reach more than 200 times under the condition of standard construction, and the economic cost is low;
5. the construction effect quality is good, the construction effect is good, the geometric dimension is accurate, the surface is smooth and clean, and the effect of a clear water veneer can be achieved or is close to the effect of the clear water veneer;
6. the construction efficiency is high, the building period is short, the form can be disassembled within 12-36 hours generally according to different climatic conditions, the use can be met by simple support, the construction speed of assembling and disassembling of the project can be improved to the greatest extent, and the construction period is greatly shortened;
7. can be recycled all the time, and completely accords with the national industrial policies of low carbon, environmental protection, green building and sustainable development;
8. no construction waste is generated, and the construction is safer. The template is not rusted, has no fire hazard, has no iron nails on the installation site, has no residual wood chips and wood chips of a saw and other construction sundries, is safe and tidy on the construction site, can not generate a large amount of construction wastes like the use of a wood template, and completely reaches the green construction standard.
As shown in fig. 2, two supporting cushion stones 1 are arranged on a pier body 4 of a bridge pier of a certain project, 8 anchor bolt holes 2 are pre-embedded in each supporting cushion stone 1, 32 corresponding vertical rib rods 5 along the inner wall of a tray steel formwork of the pier body 4 are provided, 48 vertical rib rods 5 along the outer wall of the formwork of the supporting cushion stone 1 are provided, and the vertical rib rods 5 are accurately pre-embedded in the pier body 4 when concrete of the pier body 4 is poured; 8 transverse ribs 3-1 and longitudinal ribs 3-2 of each layer of horizontal ribs 3 form a net structure, so that the anchor bolt holes 2 of the supporting base stones 1 are accurately aligned and controlled to be in place at one time.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the utility model. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (8)
1. The utility model provides an accurate device of taking one's place in railway bridge pier supporting base stone anchor bolt hole site which characterized in that: comprises a plurality of vertical rib rods (5) which are vertically arranged and an upper layer of horizontal rib rods (3) and a lower layer of horizontal rib rods (3);
each layer of the horizontal rib rods (3) comprises a plurality of horizontal rib rods (3-1) arranged transversely and longitudinal rib rods (3-2) arranged longitudinally, the horizontal rib rods (3) are arranged along the horizontal tangent of the anchor bolt holes (2), the longitudinal rib rods (3-2) are arranged along the longitudinal tangent of the anchor bolt holes (2), and the number of the horizontal rib rods (3) and the number of the longitudinal rib rods (3-2) are half of the number of the anchor bolt holes (2);
the bottom ends of the vertical rib rods (5) are embedded in the pier body (4), the vertical rib rods (5) are respectively arranged in a circle along the outer wall of the template of the supporting cushion stone (1) and the inner wall of the template of the pier body (4), and the number of the vertical rib rods (5) is five times that of the anchor bolt holes (2);
one part of the vertical rib rods (5) is intersected with the transverse rib rods (3-1) and detachably connected, the other part of the vertical rib rods (5) is intersected with the longitudinal rib rods (3-2) and detachably connected, the transverse rib rods (3-1) are intersected with the longitudinal rib rods (3-2) and detachably connected, and the vertical rib rods (5), the transverse rib rods (3-1) and the longitudinal rib rods (3-2) form a net structure.
2. The accurate device in place in railway bridge pier supporting base stone anchor bolt hole site of claim 1 characterized in that: the transverse rib rod (3-1) and the longitudinal rib rod (3-2), the transverse rib rod (3-1) and the vertical rib rod (5) and the longitudinal rib rod (3-2) and the vertical rib rod (5) are detachably connected through strapping tapes.
3. The device of claim 1 or 2, wherein the device comprises: the distance between the upper and lower layers of horizontal rib rods (3) is 60 cm.
4. The accurate device in place in railway bridge pier supporting padstone anchor bolt hole site of claim 3, characterized in that: the anchor bolt hole (2) is prefabricated in the supporting cushion stone and the pier body by adopting a steel pipe die (6), the diameter of the steel pipe die (6) is 60mm larger than that of the designed anchor bolt, and the length of the steel pipe die (6) is 50mm larger than the depth of the designed anchor bolt; the outer wall of the steel pipe mould (6) is wound with adhesive tape paper.
5. The accurate device in place in railway bridge pier supporting padstone anchor bolt hole site of claim 4, characterized in that: the ground clearance of the lower horizontal rib rods (3) is equal to the designed elevation of the supporting cushion stone (1).
6. The accurate device in place in railway bridge pier supporting base stone anchor bolt hole site of claim 5 characterized in that: the templates of the pier body (4) are assembled and erected by adopting large steel templates.
7. The accurate device in place in railway bridge pier supporting base stone anchor bolt hole site of claim 6 characterized in that: the template of the supporting cushion stone (1) is an aluminum alloy template formed by extrusion casting.
8. The accurate device in place in railway bridge pier supporting padstone anchor bolt hole site of claim 7, characterized in that: the center and diagonal position deviation of the anchor bolt hole (2) do not exceed 10 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121820382.4U CN215593704U (en) | 2021-08-05 | 2021-08-05 | Accurate device of taking one's place in railway bridge pier supporting base stone anchor bolt hole site |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121820382.4U CN215593704U (en) | 2021-08-05 | 2021-08-05 | Accurate device of taking one's place in railway bridge pier supporting base stone anchor bolt hole site |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215593704U true CN215593704U (en) | 2022-01-21 |
Family
ID=79880230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121820382.4U Active CN215593704U (en) | 2021-08-05 | 2021-08-05 | Accurate device of taking one's place in railway bridge pier supporting base stone anchor bolt hole site |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215593704U (en) |
-
2021
- 2021-08-05 CN CN202121820382.4U patent/CN215593704U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112523443A (en) | Ultra-high performance concrete assembled light and thin prefabricated staircase and assembling process thereof | |
| CN112177857B (en) | Prestressed hollow sandwich steel pipe concrete lattice type hybrid tower and production and installation method thereof | |
| CN114193611A (en) | Construction forming method of assembly type bridge deck prefabricated member | |
| CN215593704U (en) | Accurate device of taking one's place in railway bridge pier supporting base stone anchor bolt hole site | |
| CN210289267U (en) | Assembled platform canopy | |
| CN109881699B (en) | Method for molding and installing concrete tire of assembled tongue-and-groove Miller type universal raft foundation | |
| CN113216650B (en) | Integral lifting type automatic building construction platform | |
| CN115613398A (en) | Prefabricated track structure for built-in pump house section of track traffic and construction method | |
| CN210737452U (en) | Waterborne assembled berthing pier | |
| CN111485887B (en) | Construction method of novel working well | |
| CN210658659U (en) | Split level prefabricated window and steel construction connected node of wafing | |
| CN212025899U (en) | Concrete pipe and pier structure | |
| CN219508887U (en) | Precast concrete hollow wall with built-in split bolt set | |
| CN111827239A (en) | Construction method of assembled berthing pier | |
| CN111139985A (en) | Prefabricated combination stair part of assembled | |
| CN112663882B (en) | Light and thin type beam type prefabricated staircase made of ultra-high performance concrete and forming process thereof | |
| CN110185254A (en) | A kind of Combined aluminum alloy template system and its application method | |
| CN216543861U (en) | Stair mould | |
| CN110578298A (en) | Concrete pouring process for top of viaduct upright post | |
| CN209837379U (en) | Wallboard connecting joint | |
| CN218406456U (en) | Concrete wall structure based on cavity concrete stop device | |
| CN220336211U (en) | Novel precast concrete floor slab | |
| CN113954216B (en) | Steel die-aluminum die building process for bridge prefabricated part | |
| CN219144938U (en) | Lightweight high-strength precast concrete power grid | |
| CN216860107U (en) | Forming die of assembled bridge floor prefab |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |