CN210767258U - Fastener for railway bridge - Google Patents
Fastener for railway bridge Download PDFInfo
- Publication number
- CN210767258U CN210767258U CN201921535897.2U CN201921535897U CN210767258U CN 210767258 U CN210767258 U CN 210767258U CN 201921535897 U CN201921535897 U CN 201921535897U CN 210767258 U CN210767258 U CN 210767258U
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- CN
- China
- Prior art keywords
- base
- nut
- anchoring
- anchoring rod
- fastener
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- 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.)
- Expired - Fee Related
Links
- 238000004873 anchoring Methods 0.000 claims abstract description 64
- 230000003014 reinforcing effect Effects 0.000 claims description 11
- 239000003292 glue Substances 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 4
- 238000005728 strengthening Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Bridges Or Land Bridges (AREA)
Abstract
The utility model provides a fastener for railroad bridge, including base and square head bolt, T type groove is seted up to the base up end, square head bolt assigns into T type inslot, through the first nut of thread engagement on the square head bolt, the base right side is equipped with the baffle, two blind holes are seted up to the base right-hand member face, two fixed inserted bars of baffle left end face, the inserted bar assigns into the blind hole, the fixed first anchor pole of base rear end face, go up through first external screw thread engagement second nut on the first anchor pole, first anchor dish is established to first anchor pole upper cover, the fixed second anchor pole of terminal surface before the base, go up through second external screw thread engagement third nut on the second anchor pole, second anchor dish is established to second anchor pole upper cover, compare with prior art, the utility model discloses following beneficial effect has: the position of the fastener is convenient to adjust, and the anchoring root is adjustable.
Description
Technical Field
The utility model relates to a fastener for railway bridge belongs to bridge technical field.
Background
Along with the rapid development of railways, bridge technology is more and more applied to railways, in order to avoid damaging the structure of a bridge in the process of installing equipment, fasteners are often embedded into a bridge concrete structure in advance, the purpose is achieved, the positions of the embedded fasteners are fixed, the positions cannot be adjusted as required, the application range is single, meanwhile, the anchoring position range of the embedded fasteners is fixed, and the anchoring rooting points cannot be adjusted.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a railway bridge fastener for existence not enough to solve and to provide pre-buried fastener rigidity in the above-mentioned background art, can not adjust the position as required, application scope is single, and the anchor position scope of pre-buried fastener is fixed simultaneously, and the problem that the rooting point of anchor can not be adjusted, the utility model discloses be convenient for adjust the position of fastener, the anchor rooting point is adjustable.
In order to achieve the above purpose, the present invention is realized by the following technical solution: a fastener for a railway bridge comprises a base and a square-head bolt, wherein a T-shaped groove is formed in the upper end face of the base, the square-head bolt is inserted into the T-shaped groove and is engaged with a first nut through threads, a baffle is arranged on the right side of the base, two blind holes are formed in the right end face of the base, two insertion rods are fixed on the left end face of the baffle and are inserted into the blind holes, a first anchoring rod is fixed on the rear end face of the base, a first external thread is processed on the outer surface of the rear end of the first anchoring rod, a second nut is engaged with the first anchoring rod through the first external thread, a first anchoring disc is sleeved on the first anchoring rod and is arranged on the front side of a second nut, a second anchoring rod is fixed on the front end face of the base, a second external thread is processed on the outer surface of the front end of the second anchoring rod, a third nut is engaged with the second anchoring rod through the second external thread, and a second anchoring disc is sleeved on the second anchoring rod and arranged at the rear side of the third nut.
Furthermore, the first anchoring rods and the second anchoring rods are respectively provided with two, the two first anchoring rods are symmetrically fixed on the rear end face of the base, and the two second anchoring rods are symmetrically fixed on the front end face of the base.
Furthermore, a rubber sleeve is sleeved at the left end of the inserted bar and is adhered to the inserted bar through glue.
Further, the first anchor rod and the second anchor rod are the same in specification, and the second nut and the third nut are the same in specification.
Furthermore, a first reinforcing rib is welded on the outer surface of the front end of the first anchoring rod, and the other end of the first reinforcing rib is welded on the rear end face of the base.
Furthermore, a second reinforcing rib is welded on the outer surface of the rear end of the second anchoring rod, and the other end of the second reinforcing rib is welded on the front end face of the base.
The utility model has the advantages that: the utility model discloses an with the square head bolt assigns in the T type inslot on the base, be convenient for along the position of T type groove adjustment square head bolt, realize according to the position of the interval adjustment square head bolt of hole on the erection equipment, enlarge application scope, through adjusting the position of first anchor dish on first anchor pole and adjusting the position of second anchor dish on second anchor pole, be convenient for adjust the rooting point of first anchor pole and second anchor pole in bridge concrete structure, make the stress point dispersion of base in bridge concrete structure, improve the anchor effect of base.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic structural view of a fastener for railroad bridges of the present invention;
FIG. 2 is a perspective view of a square head bolt of a fastener for railroad bridges of the present invention;
in the figure: 1-base, 2-T-shaped groove, 3-square head bolt, 4-first nut, 5-second nut, 6-first anchoring disc, 7-first anchoring rod, 8-baffle, 9-inserted rod, 10-blind hole, 11-second anchoring rod, 12-second anchoring disc and 13-third nut.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
Referring to fig. 1 and fig. 2, the present invention provides a technical solution: the utility model provides a fastener for railway bridge, includes base 1 and square head bolt 3, and T type groove 2 is seted up to 1 up end of base, and square head bolt 3 assigns in T type groove 2, and through the first nut 4 of threaded engagement on the square head bolt 3, through assigning square head bolt 3 in T type groove 2 on base 1, be convenient for along the position of T type groove 2 adjustment square head bolt 3, realize according to the position of the interval adjustment square head bolt 3 in the last hole of erection equipment, enlarge application scope.
A first anchoring rod 7 is fixed on the rear end face of a base 1, a first external thread is processed on the outer surface of the rear end of the first anchoring rod 7, the first anchoring rod 7 is engaged with a second nut 5 through the first external thread, a first anchoring disk 6 is sleeved on the first anchoring rod 7, the first anchoring disk 6 is arranged on the front side of the second nut 5, a second anchoring rod 11 is fixed on the front end face of the base 1, a second external thread is processed on the outer surface of the front end of the second anchoring rod 11, the second anchoring rod 11 is engaged with a third nut 13 through the second external thread, a second anchoring disk 12 is sleeved on the second anchoring rod 11, the second anchoring disk 12 is arranged on the rear side of the third nut 13, the position of the first anchoring disk 6 on the first anchoring rod 7 is adjusted, the position of the second anchoring disk 12 on the second anchoring rod 11 is adjusted, the position of the first anchoring disk 6 is limited by the second nut 5, and the position of the second anchoring disk 12 is limited by the third nut 13, the rooting points of the first anchoring rod 7 and the second anchoring rod 11 in the bridge concrete structure are adjusted, so that the stress points of the base 1 are dispersed in the bridge concrete structure, and the anchoring effect of the base 1 is improved.
Two first anchor rods 7 and two second anchor rods 11 are installed, two first anchor rods 7 are symmetrically fixed on the rear end face of the base 1, two second anchor rods 11 are symmetrically fixed on the front end face of the base 1, the two first anchor rods 7 and the two second anchor rods 11 are installed on the base 1, and the anchoring effect of the base 1 is improved.
The left end of the inserted bar 9 is sleeved with a rubber sleeve, the rubber sleeve is adhered to the inserted bar 9 through glue, when the inserted bar 9 is inserted into the blind hole 10, the rubber sleeve is excessively matched with the blind hole 10, and the effect of preventing the baffle 8 from being separated from the base 1 at will is achieved.
The first anchoring rod 7 and the second anchoring rod 11 are identical in specification, the second nut 5 and the third nut 13 are identical in specification, and parts are universal due to the fact that the specifications are identical.
First strengthening rib of 7 front end surface welding of first anchor pole, the welding of the first strengthening rib other end is at 1 rear end face of base, installs first strengthening rib between first anchor pole 7 and base 1, improves the mechanical strength that first anchor pole 7 and base 1 are connected.
The outer surface of the rear end of the second anchoring rod 11 is welded with a second reinforcing rib, the other end of the second reinforcing rib is welded on the front end face of the base 1, the second reinforcing rib is arranged between the second anchoring rod 11 and the base 1, and the mechanical strength of the second anchoring rod 11 connected with the base 1 is improved.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above embodiments, and although the present invention has been disclosed with the preferred embodiments, it is not limited to the present invention, and any skilled person in the art can make some modifications or equivalent embodiments without departing from the scope of the present invention, but all the technical matters of the present invention are within the scope of the present invention.
Claims (6)
1. The utility model provides a fastener for railway bridge, includes base and square head bolt, its characterized in that: the upper end surface of the base is provided with a T-shaped groove, the square-head bolt is inserted into the T-shaped groove, the square-head bolt is engaged with a first nut through threads, the right side of the base is provided with a baffle plate, the right end surface of the base is provided with two blind holes, the left end surface of the baffle plate is fixedly provided with two insertion rods, the insertion rods are inserted into the blind holes, the rear end surface of the base is fixedly provided with a first anchoring rod, the outer surface of the rear end of the first anchoring rod is provided with a first external thread, the first anchoring rod is engaged with a second nut through the first external thread, the first anchoring rod is sleeved with a first anchoring disc, the first anchoring disc is arranged at the front side of the second nut, the front end surface of the base is fixedly provided with a second anchoring rod, the outer surface of the front end of the second anchoring rod is provided with a second external thread, the second anchoring rod is engaged with a third nut through the second external thread, and the second anchoring rod, the second anchor plate is disposed at a rear side of the third nut.
2. The fastener for railroad bridges of claim 1, wherein: two first anchor rods and two second anchor rods are arranged, the first anchor rods are symmetrically fixed on the rear end face of the base, and the second anchor rods are symmetrically fixed on the front end face of the base.
3. The fastener for railroad bridges of claim 1, wherein: the left end of the inserted bar is sleeved with a rubber sleeve, and the rubber sleeve is adhered to the inserted bar through glue.
4. The fastener for railroad bridges of claim 1, wherein: the first anchoring rod and the second anchoring rod are the same in specification, and the second nut and the third nut are the same in specification.
5. The fastener for railroad bridges of claim 1, wherein: the outer surface of the front end of the first anchoring rod is welded with a first reinforcing rib, and the other end of the first reinforcing rib is welded on the rear end face of the base.
6. The fastener for railroad bridges of claim 1, wherein: and a second reinforcing rib is welded on the outer surface of the rear end of the second anchoring rod, and the other end of the second reinforcing rib is welded on the front end face of the base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921535897.2U CN210767258U (en) | 2019-09-16 | 2019-09-16 | Fastener for railway bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921535897.2U CN210767258U (en) | 2019-09-16 | 2019-09-16 | Fastener for railway bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210767258U true CN210767258U (en) | 2020-06-16 |
Family
ID=71061944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921535897.2U Expired - Fee Related CN210767258U (en) | 2019-09-16 | 2019-09-16 | Fastener for railway bridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210767258U (en) |
-
2019
- 2019-09-16 CN CN201921535897.2U patent/CN210767258U/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: 20200616 |