CN217623216U - Tool for fixing basic stand column of railway bridge contact net - Google Patents
Tool for fixing basic stand column of railway bridge contact net Download PDFInfo
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- CN217623216U CN217623216U CN202220963547.1U CN202220963547U CN217623216U CN 217623216 U CN217623216 U CN 217623216U CN 202220963547 U CN202220963547 U CN 202220963547U CN 217623216 U CN217623216 U CN 217623216U
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- hole
- fixing
- support frame
- railway bridge
- threaded rod
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Abstract
The utility model relates to a bridge engineering technical field specifically is an instrument for fixing railway bridge contact net foundation pillar, including clamping device, the equal fixedly connected with support frame in clamping device's both sides, the bottom fixedly connected with elevating gear of support frame, one side of elevating gear is rotated and is connected with the base, one side joint of base has the fixed pin. The utility model has the advantages that: through clamping device, utilize two to press from both sides tight piece, we press from both sides the interval of tight piece with the dead lever adjustment for the stand of fixed different diameters size, we utilize threaded rod and support frame mutually supporting again simultaneously, and the threaded rod rotates at the support frame internal thread, can be used for the ascending decline of control support frame, thereby the position of the tight piece stationary mast of control clamp, simple structure has improved contact net basis construction quality, the utility model discloses simple structure, can dismantle used repeatedly, convenient to use has guaranteed the installation quality of stand, has improved work efficiency.
Description
Technical Field
The utility model relates to a bridge engineering technical field, especially an instrument for fixing railway bridge contact net foundation column.
Background
With the development of railways in China, the speed is improved beyond the imagination of people from green locomotives with the speed of tens of kilometers per hour to high-speed railways with the speed of 300 kilometers per hour, and a power source of a high-speed railway, namely a contact network, plays an indispensable role and is responsible for an important task of directly transmitting electric energy obtained from traction power transformation to electric locomotives. Therefore, the quality and the working state of the contact net directly influence the transportation capacity of the electrified railway.
The basic net of the high-speed railway bridge is basically in a suspension type, and is in a suspension form that a contact wire is directly fixed on a stand column supporting device, and the quality of the basic net foundation is related to the service life of the stand column, so that the working state of the whole overhead line system is influenced. Therefore, the basic stand column of the contact network is buried and fixed accurately, the embedded stand column and the steel plate are guaranteed to be vertical, and the stand column connection is guaranteed to be reliable and stable.
Bridge contact net basis stand is fixed and all goes deep into the roof beam body reinforcing bar and weld, and the diameter of stand is different, and the height that each stand is fixed is not the same, just also means the height that we will fix is different.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's shortcoming, provide an instrument for fixing railroad bridge contact net foundation column.
The purpose of the utility model is realized through the following technical scheme: the utility model provides an instrument for fixing railway bridge contact net foundation column, includes clamping device, the equal fixedly connected with support frame in clamping device's both sides, the bottom fixedly connected with elevating gear of support frame, one side of elevating gear is rotated and is connected with the base, one side joint of base has the fixed pin.
Optionally, the clamping device includes two clamping blocks, two limiting blocks fixedly connected to two sides of the clamping blocks, each limiting block having a threaded hole on one side, one clamping block having a clamping groove on one side, and each threaded hole having a fixing rod in threaded connection with an inner surface.
Optionally, the bottom of each of the two support frames is provided with a through hole, and the inner surface of each of the two through holes is provided with a thread.
Optionally, elevating gear includes the threaded rod, the bottom fixedly connected with fixed block of threaded rod, the surface joint of threaded rod bottom has the gear wheel, one side meshing of gear wheel has the pinion, the dwang has been cup jointed to the internal surface of pinion, the shape size of threaded rod and the shape size phase-match of through-hole, threaded rod threaded connection is in the internal surface of through-hole.
Optionally, the top of the base is fixedly connected with a positioning block, one side of the positioning block is provided with a rotating hole, and one side of the base is provided with two fixing pin clamping holes.
Optionally, the shape size in rotatory hole and the shape size phase-match of fixed block, the internal surface in rotatory hole rotates and connects in the surface of fixed block, the shape size in rotation hole and the shape size phase-match of dwang, the internal surface in rotation hole rotates and connects in the surface of dwang.
Optionally, the shape and size of the fixing pin are matched with the shape and size of the fixing pin clamping hole, and the outer surface of the fixing pin is clamped on the inner surface of the fixing pin clamping hole.
The utility model has the advantages of it is following:
1. the utility model discloses a clamping device utilizes two to press from both sides tight piece, and we press from both sides the interval of tight piece with the dead lever adjustment for the stand of fixed different diameters size, we utilize mutually supporting of threaded rod and support frame again simultaneously, and the threaded rod rotates at the support frame internal thread, can be used for the ascending decline of control support frame, thereby the position of the tight piece stationary mast of control clamp, simple structure has improved contact net basis construction quality.
2. A instrument for fixing railway bridge contact net foundation column simple structure, can dismantle used repeatedly, convenient to use has guaranteed the installation quality of stand, has improved work efficiency.
Drawings
Fig. 1 is a schematic view of a first view structure of the present invention;
fig. 2 is a schematic diagram of the explosion structure of the present invention;
FIG. 3 is a schematic view of the clamping block of the present invention;
FIG. 4 is a schematic view of the supporting frame of the present invention;
fig. 5 is a schematic view of the base structure of the present invention.
In the figure: 1-clamping device, 101-clamping block, 102-limiting block, 103-threaded hole, 104-clamping groove, 105-fixing rod, 2-supporting frame, 201-through hole, 3-lifting device, 301-threaded rod, 302-fixing block, 303-large gear, 304-small gear, 305-rotating rod, 4-base, 401-positioning block, 402-rotating hole, 403-rotating hole, 404-fixing pin clamping hole and 5-fixing pin.
Detailed Description
The invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following description.
As shown in fig. 1-5, a tool for fixing a basic column of a railway bridge contact net comprises a clamping device 1, wherein support frames 2 are fixedly connected to two sides of the clamping device 1, a lifting device 3 is fixedly connected to the bottom of each support frame 2, a base 4 is rotatably connected to one side of each lifting device 3, and a fixing pin 5 is clamped to one side of each base 4.
As an optimal technical solution of the utility model: clamping device 1 includes two clamp tight pieces 101, and the equal fixedly connected with stopper 102 in both sides of two clamp tight pieces 101, and threaded hole 103 has all been seted up to one side of every stopper 102, and draw-in groove 104 has been seted up to one side of one of them clamp tight piece 101, and the internal surface threaded connection of every screw hole 103 has dead lever 105, the utility model discloses a clamping device 1 utilizes two clamp tight pieces 101, and we adjust the interval that presss from both sides tight piece 101 with dead lever 105 for the stand of fixed different diameters size, we utilize threaded rod 301 and support frame 2 mutually supporting again simultaneously, and threaded rod 301 rotates at 2 internal threads of support frame, can be used for the ascending decline of control support frame 2 to the position of the tight piece 101 stationary mast of control clamp, simple structure has improved contact net basis construction quality.
As an optimal technical solution of the utility model: through-hole 201 has all been seted up to the bottom of two support frames 2, and the internal surface of two through-holes 201 is all seted up threadedly.
As a preferred technical solution of the utility model: elevating gear 3 includes threaded rod 301, the bottom fixedly connected with fixed block 302 of threaded rod 301, the surface joint of threaded rod 301 bottom has gear wheel 303, the one side meshing of gear wheel 303 has pinion 304, dwang 305 has been cup jointed to the internal surface of pinion 304, the shape size of threaded rod 301 and the shape size phase-match of through-hole 201, threaded rod 301 threaded connection is in the internal surface of through-hole 201, rotation through dwang 305 drives the rotation of pinion 304 and gear wheel 303, gear wheel 303 is installed on threaded rod 301, threaded on utilizing support frame 2's the through-hole 201, threaded rod 301 rotates, support frame 2 is along with the screw thread slowly rises, we reverse dwang 305, let support frame 2 descend.
As a preferred technical solution of the utility model: the top fixedly connected with locating piece 401 of base 4, rotatory hole 402 has been seted up to one side of locating piece 401, and rotation hole 403 has been seted up to one side of locating piece 401, and two fixed round pin card holes 404 have been seted up to one side of base 4, the utility model discloses an instrument for fixing railway bridge contact net foundation column simple structure, can dismantle used repeatedly, convenient to use has guaranteed the installation quality of stand, has improved work efficiency.
As an optimal technical solution of the utility model: the size and shape of the rotation hole 402 are matched with those of the fixed block 302, the inner surface of the rotation hole 402 is rotatably connected to the outer surface of the fixed block 302, the size and shape of the rotation hole 403 are matched with those of the rotation rod 305, and the inner surface of the rotation hole 403 is rotatably connected to the outer surface of the rotation rod 305.
As an optimal technical solution of the utility model: the shape and size of fixed pin 5 and the shape and size phase-match of fixed pin card hole 404, the surface joint of fixed pin 5 in the internal surface of fixed pin card hole 404, fixed pin 5 inserts the underground for fixed position, the prevent device slope avoids fixed position to take place the skew, and the phenomenon of doing over again appears out of plumb when causing iron road foundation net foundation column to be pre-buried in the work progress.
In summary, the following steps: the utility model discloses a clamping device 1 utilizes two clamping blocks 101, and we use dead lever 105 to adjust the interval of clamping block 101 for the stand of fixed different diameter size, and we utilize threaded rod 301 and support frame 2 to mutually support again simultaneously, and threaded rod 301 rotates in support frame 2 internal thread, can be used for controlling support frame 2 to rise and descend, thereby the position of the fixed stand of control clamping block 101, and simple structure has improved contact net basis construction quality; a instrument for fixing railway bridge contact net foundation column simple structure, can dismantle used repeatedly, convenient to use has guaranteed the installation quality of stand, has improved work efficiency.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a instrument for fixing railway bridge contact net foundation column which characterized in that: including clamping device (1), equal fixedly connected with support frame (2) in both sides of clamping device (1), the bottom fixedly connected with elevating gear (3) of support frame (2), one side of elevating gear (3) is rotated and is connected with base (4), one side joint of base (4) has fixed pin (5).
2. The tool for fixing the foundation column of the overhead line system of the railway bridge as claimed in claim 1, wherein: the clamping device (1) comprises two clamping blocks (101), two limiting blocks (102) are fixedly connected to two sides of each clamping block (101), a threaded hole (103) is formed in one side of each limiting block (102), a clamping groove (104) is formed in one side of each clamping block (101), and a fixing rod (105) is connected to the inner surface of each threaded hole (103) in a threaded mode.
3. The tool for fixing the foundation column of the overhead line system of the railway bridge as claimed in claim 1, wherein: two through-hole (201) have all been seted up to the bottom of support frame (2), two the internal surface of through-hole (201) all is seted up the screw thread.
4. The tool for fixing the foundation column of the overhead line system of the railway bridge as claimed in claim 1, wherein: elevating gear (3) are including threaded rod (301), the bottom fixedly connected with fixed block (302) of threaded rod (301), the surface joint of threaded rod (301) bottom has gear wheel (303), one side meshing of gear wheel (303) has pinion (304), dwang (305) has been cup jointed to the internal surface of pinion (304), the shape size of threaded rod (301) and the shape size phase-match of through-hole (201), threaded rod (301) threaded connection is in the internal surface of through-hole (201).
5. The tool for fixing the foundation column of the overhead line system of the railway bridge as claimed in claim 1, wherein: the top fixedly connected with locating piece (401) of base (4), rotatory hole (402) have been seted up to one side of locating piece (401), rotation hole (403) have been seted up to one side of locating piece (401), two fixed pin card holes (404) have been seted up to one side of base (4).
6. The tool for fixing the foundation column of the overhead line system of the railway bridge as claimed in claim 5, wherein: the shape and size of rotatory hole (402) and the shape and size phase-match of fixed block (302), the internal surface rotation of rotatory hole (402) is connected in the surface of fixed block (302), the shape and size phase-match of the shape and size of rotation pole (305) of rotation hole (403), the internal surface rotation of rotation hole (403) is connected in the surface of dwang (305).
7. The tool for fixing the foundation column of the overhead line system of the railway bridge as claimed in claim 1, wherein: the shape and size of the fixing pin (5) are matched with the shape and size of the fixing pin clamping hole (404), and the outer surface of the fixing pin (5) is clamped on the inner surface of the fixing pin clamping hole (404).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220963547.1U CN217623216U (en) | 2022-04-25 | 2022-04-25 | Tool for fixing basic stand column of railway bridge contact net |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220963547.1U CN217623216U (en) | 2022-04-25 | 2022-04-25 | Tool for fixing basic stand column of railway bridge contact net |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217623216U true CN217623216U (en) | 2022-10-21 |
Family
ID=83648459
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220963547.1U Active CN217623216U (en) | 2022-04-25 | 2022-04-25 | Tool for fixing basic stand column of railway bridge contact net |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217623216U (en) |
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2022
- 2022-04-25 CN CN202220963547.1U patent/CN217623216U/en active Active
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