CN217781715U - Positioning fixture for embedded steel bars of railway pier body - Google Patents
Positioning fixture for embedded steel bars of railway pier body Download PDFInfo
- Publication number
- CN217781715U CN217781715U CN202220409178.1U CN202220409178U CN217781715U CN 217781715 U CN217781715 U CN 217781715U CN 202220409178 U CN202220409178 U CN 202220409178U CN 217781715 U CN217781715 U CN 217781715U
- Authority
- CN
- China
- Prior art keywords
- positioning frame
- supporting
- truss
- positioning
- steel
- 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 discloses a positioning fixture for railway pier shaft embedded steel bar, including main truss, braced truss, wherein: the main truss is composed of an upper positioning frame, a lower positioning frame and a plurality of upright post angle steels, the supporting truss is composed of supporting legs and supporting rods, and the annular upper positioning frame and the annular lower positioning frame are connected through the upright post angle steels so as to connect the main truss into a whole. Be equipped with a plurality of and pier shaft reinforcing bar assorted notch on last locating rack, the lower locating rack, accomplish the location with pier shaft reinforcing bar card in the notch. The supporting legs of the supporting truss are horizontally arranged on the bearing platform template and are connected with the supporting rod through bolts to form a truss structure, and meanwhile, the supporting rod is connected with the lower positioning frame to play a supporting role. The utility model discloses on still be used for the construction of railway pier shaft embedded bar, improve positioning accuracy, simple structure, convenient operation, safe and reliable, atress clear and definite, easy to assemble and the advantage of dismantlement, avoided the circumstances such as pier shaft embedded bar positioning interval error, linear distortion.
Description
Technical Field
The utility model belongs to the technical field of the railway bridge construction and specifically relates to a positioning fixture for railway pier shaft embedded steel bar is related to.
Background
With the comprehensive promotion of railway construction in China, the railway bridge construction technology is continuously developed, and standardized, mechanized, green and rapid construction becomes the requirement of railway bridge construction. In the construction of the railway pier, when a bearing platform is constructed, reinforcing steel bars of a pier body part are embedded into the reinforcing steel bars of the bearing platform in advance, so that an upper structure and a lower structure are connected into a whole through the pier. The positioning construction of pier body embedded steel bars is still the key in the construction, the conventional pier body embedded steel bar scheme adopts manual scale positioning, and the defects are that the construction process is complicated, the positioning precision is low, the steel bar interval and the verticality are difficult to guarantee, and the rapid construction is not facilitated.
Disclosure of Invention
An object of the utility model is to provide a positioning fixture that is used for the construction of railway pier shaft embedded steel bar, improves positioning accuracy, easy operation, safety and convenience, has avoided the condition such as pier shaft embedded steel bar positioning interval mistake, linear distortion.
The purpose of the utility model is realized like this:
the utility model provides a location fixture for railway pier shaft embedded bar, the characteristic is: including main truss, support truss, wherein:
the main truss consists of an upper positioning frame, a lower positioning frame and a plurality of upright angle steels, the upper positioning frame and the lower positioning frame which are completely the same consist of a plurality of transverse positioning frames, a plurality of semi-arc positioning frames and connecting lugs, the two ends of each transverse positioning frame and the two ends of each semi-arc positioning frame are respectively provided with one connecting lug, and the adjacent transverse positioning frames, the adjacent semi-arc positioning frames and the transverse positioning frames and the semi-arc positioning frames are connected through the connecting lugs and fixed together by connecting lug bolts to form a ring shape; the upper positioning frame and the lower positioning frame are arranged in parallel up and down, a plurality of upright angle steels are uniformly arranged between the upper positioning frame and the lower positioning frame, the lower end of each upright angle steel is fixed on the upper surface of the lower positioning frame through an upright angle steel bolt, the upper end of each upright angle steel with external threads penetrates the upper positioning frame upwards and then is fixed by the upright angle steel bolt, and the upper positioning frame, the lower positioning frame and the upright angle steels are connected together to form a main truss; the inner edges of the upper positioning frame and the lower positioning frame are provided with a plurality of notches matched with pier shaft steel bars;
the supporting truss is composed of supporting legs and supporting rods, a plurality of supporting rods are horizontally and parallelly arranged, two ends of each supporting rod are respectively fixed in the middle of each vertical supporting leg through supporting leg bolts, the bottom end of each supporting leg is fixed on a bearing platform template, an annular lower positioning frame is arranged on the plurality of supporting rods, the supporting rod bolts penetrate through screw holes in the lower positioning frame screwed in the supporting rods from top to bottom, the lower positioning frame is fixed on the supporting rods, and the main truss is fixed with the supporting truss.
The notch is in a trapezoidal shape with a large outer part and a small inner part.
The plurality of transverse positioning frames and the plurality of semi-arc positioning frames are all made of flat steel belts, and the connecting lugs are steel backing plates on which a stiffening plate is arranged.
The column angle steel is angle steel with backing plates at two ends.
The supporting leg is formed by connecting a flat base plate and a vertical channel steel, and the supporting rod is a channel steel with a side-placed notch.
The utility model discloses a main truss, braced truss, wherein: the main truss is composed of an upper positioning frame, a lower positioning frame and a plurality of upright post angle steels, the supporting truss is composed of supporting legs and supporting rods, and the annular upper positioning frame and the annular lower positioning frame are connected through the upright post angle steels so as to connect the main truss into a whole. Go up the interior edge of locating rack, lower locating rack and measure the lofting according to the reinforcing bar size of pier shaft, interval, open a plurality of and pier shaft reinforcing bar assorted notch, accomplish the location with pier shaft reinforcing bar card in the notch. The notch is formed in a trapezoidal shape having a large outer portion and a small inner portion, and is preferably inserted into the reinforcing bar while preventing the reinforcing bar in the notch from being displaced. The supporting mechanism of the main truss is a supporting truss at the bottom, the supporting legs are horizontally arranged on the bearing platform template and are connected with the supporting rod through bolts to form a truss structure, and meanwhile, the supporting rod is connected with the lower positioning frame to play a supporting role.
The beneficial effects of the utility model reside in that:
1. the utility model utilizes the supporting truss arranged at the bottom to support the whole construction structure on the supporting truss, and meanwhile, the supporting truss falls on the bearing platform template and is fixedly connected with the bearing platform template, thereby avoiding the dislocation and movement of the main truss in the construction process;
2. the main truss of the utility model is a double-layer structure with an upper locating rack and a lower locating rack, the notches on the upper locating rack and the lower locating rack simultaneously block the embedded bars of the pier body, thereby improving the locating precision and effectively avoiding the situations of wrong locating distance and linear distortion of the embedded bars of the pier body;
3. the utility model can be opened with corresponding notches according to the distance and diameter of the steel bars of the railway pier body to be constructed, and meanwhile, the upper positioning frame and the lower positioning frame are split into sections according to the size and the length of the pier body, and can be connected and formed only by bolts, thereby being convenient to carry and quick to install;
4. simple structure, convenient operation, safe and reliable, the atress is clear and definite, easy to assemble and dismantlement.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is a schematic top view of an embodiment of the present invention;
fig. 3 is a schematic side view of an embodiment of the present invention;
reference numerals: 1, a main truss; 11, mounting a positioning frame; 12, a lower positioning frame; 1-1 transverse positioning frame; 1-2 of a semi-arc positioning frame; 1-3 connecting lugs; 1-4 lug bolts; 1-5 upright angle steel; 1-6 upright angle steel bolts; 1-7 notches; 2, supporting a truss; 2-1 support leg; 2-2 support leg connecting bolts; 2-3 support rods; 2-4 support the rod connecting bolt.
Detailed Description
The present invention will be described in further detail below with reference to embodiments and drawings.
The utility model provides a location fixture for railway pier shaft embedded steel bar, includes main truss 1, braced truss 2, wherein:
the main truss 1 consists of an upper positioning frame 11, a lower positioning frame 12 and 10 upright angle steels 1-5, the upper positioning frame 11 and the lower positioning frame 12 which are completely the same consist of 12 transverse positioning frames 1-1, 12 semi-arc positioning frames 1-2 and connecting lugs 1-3, two ends of each transverse positioning frame 1-1 and two ends of each semi-arc positioning frame 1-2 are respectively provided with one connecting lug 1-3, adjacent transverse positioning frames 1-1, adjacent semi-arc positioning frames 1-2 and transverse positioning frames 1-1 and semi-arc positioning frames 1-2 are connected through the connecting lugs 1-3 and fixed together by connecting lug bolts 1-4 to form a ring shape; the upper positioning frame 11 and the lower positioning frame 12 are arranged in parallel up and down, 10 upright angle steels 1-5 are uniformly arranged between the upper positioning frame 11 and the lower positioning frame 12, the lower end of each upright angle steel 1-5 is fixed on the lower positioning frame 12 through an upright angle steel bolt 1-6, the upper end of each upright angle steel 1-5 with external threads upwards penetrates through the upper positioning frame 11 and then is fixed by the upright angle steel bolt 1-6, and the upper positioning frame 11, the lower positioning frame 12 and the upright angle steels 1-5 are connected together to form a main truss 1; a plurality of notches 1-7 matched with pier body steel bars are arranged on the inner edges of the upper positioning frame 11 and the lower positioning frame 12;
the supporting truss 2 is composed of 12 supporting legs 2-1 and 6 supporting rods 2-3, the 6 supporting rods 2-3 are horizontally arranged in parallel, two ends of each supporting rod 2-3 are respectively fixed in the middle of the vertical supporting leg 2-1 through supporting leg bolts 2-2, the bottom end of each supporting leg 2-1 is fixed on a bearing platform template, an annular lower positioning frame 12 is arranged on the supporting rods 2-3, the supporting rod bolts 2-4 penetrate through the lower positioning frame 12 from top to bottom and are screwed into screw holes in the supporting rods 2-3, the lower positioning frame 12 is fixed on the supporting rods 2-3, and the main truss 1 and the supporting truss 2 are fixed together.
The notches 1-7 are in a trapezoid shape with a large outer part and a small inner part.
The plurality of transverse positioning frames 1-1 and the plurality of semi-arc positioning frames 1-2 are all made of flat steel belts, and the connecting lugs 1-3 are steel backing plates on which a stiffening plate is arranged.
The upright post angle steel 1-5 is angle steel with backing plates at two ends.
The supporting leg 2-1 is formed by connecting a flat base plate and a vertical channel steel, and the supporting rod 2-3 is a channel steel with a side-placed notch.
The implementation steps are as follows:
1. firstly, the supporting legs 2-1 are placed on a bearing platform template and are fixedly connected through bolts. The support rods 2-3 are arranged on the side panels of the support legs 2-1 and are connected with the support legs 2-1 through support leg connecting bolts 2-2 to form a support truss;
2. butting connecting lugs 1-3 of 12 transverse positioning frames 1-1 and 12 semi-arc positioning frames 1-2, and connecting by using connecting lug bolts 1-4, namely: forming an integral annular positioning frame, and combining an upper positioning frame 11 and a lower positioning frame 12 into two annular positioning frames; the lower positioning frame is placed on the supporting truss 2 and is connected with the supporting rods 2-3 through supporting rod bolts 2-4;
3. the lower ends of the upright post angle steels 1-5 are placed on the lower positioning frame 12 and connected with the lower positioning frame through upright post angle steel bolts 1-6 to form a stable structure;
4. and placing the upper positioning frame 11 on the heads of the upper side ends of the upright angle steels 1-5 and connecting the upper positioning frame with the upright angle steel bolts 1-6.
The above is only a preferred and feasible embodiment of the present invention, and not intended to limit the scope of the present invention, and all structural equivalents made by using the contents of the specification and the drawings of the present invention are included in the scope of the present invention.
Claims (5)
1. The utility model provides a positioning fixture for railway pier shaft embedded steel bar which characterized in that: including main truss, support truss, wherein:
the main truss consists of an upper positioning frame, a lower positioning frame and a plurality of upright angle steels, the upper positioning frame and the lower positioning frame which are completely the same consist of a plurality of transverse positioning frames, a plurality of semi-arc positioning frames and connecting lugs, the two ends of each transverse positioning frame and the two ends of each semi-arc positioning frame are respectively provided with one connecting lug, and the adjacent transverse positioning frames, the adjacent semi-arc positioning frames and the transverse positioning frames and the semi-arc positioning frames are connected through the connecting lugs and fixed together by connecting lug bolts to form a ring shape; the upper positioning frame and the lower positioning frame are arranged in parallel up and down, a plurality of upright angle steels are uniformly arranged between the upper positioning frame and the lower positioning frame, the lower end of each upright angle steel is fixed on the upper surface of the lower positioning frame through an upright angle steel bolt, the upper end of each upright angle steel with external threads penetrates the upper positioning frame upwards and then is fixed by the upright angle steel bolt, and the upper positioning frame, the lower positioning frame and the upright angle steels are connected together to form a main truss; a plurality of notches matched with pier body steel bars are arranged on the inner edges of the upper positioning frame and the lower positioning frame;
the supporting truss is composed of supporting legs and supporting rods, a plurality of supporting rods are horizontally and parallelly arranged, two ends of each supporting rod are respectively fixed in the middle of each vertical supporting leg through supporting leg bolts, the bottom end of each supporting leg is fixed on a bearing platform template, an annular lower positioning frame is arranged on the plurality of supporting rods, the supporting rod bolts penetrate through the lower positioning frame from top to bottom and are screwed into screw holes in the supporting rods, the lower positioning frame is fixed on the supporting rods, and the main truss is fixed with the supporting truss.
2. The positioning fixture for the embedded steel bars of the railway pier bodies according to claim 1, characterized in that: the notch is in a trapezoidal shape with a large outer part and a small inner part.
3. The positioning fixture for the embedded steel bars of the railway pier bodies according to claim 1, characterized in that: the plurality of transverse positioning frames and the plurality of semi-arc positioning frames are all made of flat steel belts, and the connecting lugs are steel backing plates on which a stiffening plate is arranged.
4. The positioning fixture for the embedded steel bars of the railway pier bodies according to claim 1, characterized in that: the upright post angle steel is angle steel with backing plates at two ends.
5. The positioning fixture for the embedded steel bars of the railway pier bodies as claimed in claim 1, wherein: the supporting leg is formed by connecting a flat base plate and a vertical channel steel, and the supporting rod is the channel steel with a side-placed notch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220409178.1U CN217781715U (en) | 2022-02-28 | 2022-02-28 | Positioning fixture for embedded steel bars of railway pier body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220409178.1U CN217781715U (en) | 2022-02-28 | 2022-02-28 | Positioning fixture for embedded steel bars of railway pier body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217781715U true CN217781715U (en) | 2022-11-11 |
Family
ID=83905265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220409178.1U Active CN217781715U (en) | 2022-02-28 | 2022-02-28 | Positioning fixture for embedded steel bars of railway pier body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217781715U (en) |
-
2022
- 2022-02-28 CN CN202220409178.1U patent/CN217781715U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207606458U (en) | A kind of tunnel grillage positioning mould for processing | |
| CN104912191B (en) | Assembled concrete fabricated column splicing device and use method of splicing device | |
| CN208168156U (en) | A kind of bar reinforcement positioning device of construction | |
| CN217781715U (en) | Positioning fixture for embedded steel bars of railway pier body | |
| CN205735475U (en) | Web steel bar binding clamping fixture at the bottom of a kind of prefabricated case beam | |
| CN106351429A (en) | Heavy support system and construction method thereof | |
| CN205894292U (en) | Prefabricated assembly structure tip beam column node fixed knot constructs | |
| CN210550791U (en) | Street lamp mounting tool | |
| CN202689585U (en) | Ground fitting up assembly mould of large steel truss | |
| CN215544586U (en) | Prefabricated decking reinforcing bar design ligature bed-jig | |
| CN210365078U (en) | Precast beam transportation damping device | |
| CN210451503U (en) | I-steel prefabricating device | |
| CN212317146U (en) | Assembly structure of prefabricated frame roof beam and prefabricated frame post | |
| CN113818700A (en) | Leveling device and method for quickly mounting and positioning columnar member | |
| CN204035432U (en) | A kind of Figure of eight grid steel frame processing mold | |
| CN211889681U (en) | Liftable tool for welding tank legs | |
| CN209407297U (en) | Reinforcing bar mobile hydraulic binding clamping fixture | |
| CN220747663U (en) | Supporting structure of building templates | |
| CN207402345U (en) | Simple tool for assembling shell ring and flange of fan tower | |
| CN205894293U (en) | Beam column node fixed knot constructs in middle of prefabricated assembly structure | |
| CN111846527A (en) | Longitudinal locking device for stacked slab stacking rack | |
| CN214532266U (en) | Combined fence for engineering geological construction | |
| CN215631616U (en) | Triangular support column system for top plate post-cast strip | |
| CN216740717U (en) | Base for formwork support frame | |
| CN220667017U (en) | Temporary supporting and grading unloading device for steel structure roof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |