CN209757130U - Shield constructs spacing fixing device of platform truck - Google Patents
Shield constructs spacing fixing device of platform truck Download PDFInfo
- Publication number
- CN209757130U CN209757130U CN201920192953.0U CN201920192953U CN209757130U CN 209757130 U CN209757130 U CN 209757130U CN 201920192953 U CN201920192953 U CN 201920192953U CN 209757130 U CN209757130 U CN 209757130U
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- fixing device
- platform truck
- bolt
- rail
- rail clamping
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Abstract
The utility model discloses a spacing fixing device of shield structure platform truck, the spacing fixing device of shield structure platform truck contain card rail ware, spout, locker, the utility model discloses a bolt is fixed the card rail ware on the platform truck track, makes spacing fixing device can not produce relative displacement on the platform truck track, compares traditional skate and voussoir, and is better to the spacing stability of platform truck, the utility model discloses a tighten the bolt on the clamping piece, with latch segment and track staple bolt, it is spacing to carry out the side direction, can effectively fix the platform truck, prevents that the platform truck from slipping. The utility model discloses simple structure, the consumptive material is few, and the preparation is convenient, can relapse dismouting recycling.
Description
Technical Field
The patent of the utility model relates to a subway construction field specifically relates to a spacing fixing device of shield structure platform truck.
Background
When the shield trolley does not have a lifting operation condition in a closed space, the shield trolley is required to be fixed on a rail of a moving platform before turning and translating, and the shield trolley is limited and fixed on the rail by using rail iron shoes or wedge blocks so as to move integrally along with the platform.
The principle of the traditional rail iron shoe or wedge block is that under the action of wheel pressure, the iron shoe and a rail surface generate friction to prevent wheels from moving, and the limitation is more than the limitation in the running direction of a locomotive. However, the shield trolley moves in multiple directions when turning around and translating, and is restricted by site conditions, and multi-direction displacement is easily generated in the moving process, so that wheels are separated from the surfaces of iron shoes or wedge blocks, instability and slippage are generated, and finally the trolley slips, and potential safety hazards exist.
SUMMERY OF THE UTILITY MODEL
in order to solve the problems, the utility model provides a limiting and fixing device of a shield trolley, which comprises a rail clamping device, a chute and a locker;
The rail clamping device comprises a gasket, a group of rail clamping blocks and a bolt, wherein the rail clamping blocks are downwards arranged on the left side and the right side of one end of the gasket, and the bolt hole is formed in the lower end of each rail clamping block.
The sliding groove comprises two groups of wedge blocks and a connecting plate arranged in the middle of the wedge blocks, the sliding groove is fixed on the upper portion of one end, provided with the rail clamping block, of the gasket, and one end, close to the pin hole, of the connecting plate is arranged in a downward inclined mode.
The locker comprises a clamping piece and a locking block, the locking block is welded and fixed on one side, facing the trolley wheels, of the top end of the clamping piece, and the clamping pieces are symmetrically arranged on the outer side of the rail clamping block.
Furthermore, a bolt hole at the lower end of the rail clamping device and a reserved mounting hole of the trolley track are concentric and have the same diameter, so that a bolt can be inserted for limiting.
Furthermore, the wedge block and the clamping piece are provided with concentric bolt holes with the same diameter so as to insert bolts and screw and fix the trolley wheel.
Further, the locker and the rail clamping device are fixed in a welding mode.
Furthermore, the clamping piece comprises an outer plate and an inner plate which are arranged oppositely and a bottom plate for connecting the outer plate and the inner plate, the top end of the outer plate is higher than the wedge block, and the top end of the inner plate is flush with the gasket.
After the structure more than adopting, the utility model has the advantages of as follows:
1. The utility model discloses a bolt is fixed the card rail ware on the platform truck track, makes spacing fixing device can not produce relative displacement on the platform truck track, compares traditional skate and voussoir, and is better to the spacing stability of platform truck.
2. The utility model discloses a screw up the bolt on the clamping piece, with latch segment and track staple bolt, it is spacing to carry out the side direction, can effectively fix the platform truck, prevents that the platform truck from swift current smooth.
3. The utility model discloses simple structure, the consumptive material is few, and the preparation is convenient, can relapse dismouting recycling.
Drawings
Fig. 1 is the utility model discloses a spacing fixing device of shield constructs platform truck structural sketch.
Fig. 2 is the utility model discloses a shield constructs spacing fixing device of platform truck front oblique view.
Fig. 3 is the utility model discloses a shield constructs spacing fixing device back oblique view of platform truck.
As shown in the figure: 1. rail clamping device, 101, gasket, 102, rail clamping block, 103, bolt, 2, sliding groove, 201, connecting plate, 202, wedge block 3, locker, 301, clamping piece, 302, locking block, 303, bolt, 4 and trolley wheel
Detailed Description
In order to solve the problems, the utility model provides a shield trolley limiting and fixing device;
With reference to the attached figures 1-3, a shield trolley limiting and fixing device. The limiting and fixing device for the shield trolley comprises a rail clamping device 1, a sliding groove 2 and a locking device 3.
The rail clamping device 1 comprises a gasket 101, a group of rail clamping blocks 102 and bolts 103, wherein the rail clamping blocks 102 are arranged on the left side and the right side of one end of the gasket 101 downwards, and bolt holes are formed in the lower ends of the rail clamping blocks 102.
The sliding groove 2 comprises two groups of wedges 202 and a connecting plate 201 arranged in the middle of the wedges 202, the sliding groove 2 is fixed on the upper portion of one end, provided with the clamping rail block 102, of the gasket 101, and one end, close to the pin inserting hole, of the connecting plate 201 is arranged in a downward inclined mode.
The locker 3 comprises a clamping piece 301 and a locking block 302, the locking block 302 is welded and fixed on one side of the top end of the clamping piece 301 facing the trolley wheels, and the clamping pieces 301 are symmetrically arranged on the outer side of the rail clamping block 102.
As a preferred embodiment of the present embodiment, the bolt hole at the lower end of the rail clamping device 1 is concentric with the reserved mounting hole of the trolley rail and has the same diameter, so that the bolt 103 can be inserted for limiting.
In the preferred embodiment, the wedge 202 and the clip 301 are provided with concentric bolt holes of the same diameter for inserting bolts 303 to fasten the wheels of the trolley.
In a preferred embodiment of the present invention, the locker 3 and the rail clamp 1 are welded and fixed.
In a preferred embodiment of the present invention, the clip 301 includes an outer plate and an inner plate disposed opposite to each other, and a bottom plate connecting the outer plate and the inner plate, wherein the top end of the outer plate is higher than the wedge 202, and the top end of the inner plate is flush with the gasket 101.
The utility model discloses the theory of operation as follows: the rail clamping device 1 and the wedge block 202 are made of steel plates, and the connecting plate 201 is arranged in the middle of the wedge block 202, so that the integral stability of the sliding groove 2 is guaranteed. And then the sliding groove 2 is fixed on the rail clamping device 1. Clamping piece 301 adopts the steel sheet preparation, processes into the U type, and one end is firm with the welding of card rail ware 1, and steel latch segment 302 is installed to one end, and clamping piece 301 and voussoir 202 all are at the lower extreme trompil. When the device is used, the device is placed on a rail, the bolt 103 is inserted, the trolley wheel 4 is moved to be attached to the wedge block 202, then the bolt 303 is inserted between the clamping piece 303 and the wedge block 202 and screwed down until the locking block 302 is attached to and clasped with the trolley wheel 4, and finally the effect of limiting and fixing is achieved.
The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.
Claims (5)
1. The utility model provides a spacing fixing device of shield structure platform truck which characterized in that: the shield trolley limiting and fixing device comprises a rail clamping device (1), a sliding groove (2) and a locker (3);
The rail clamping device (1) comprises a gasket (101), a group of rail clamping blocks (102) and a bolt (103), wherein the rail clamping blocks (102) are downwards arranged on the left side and the right side of one end of the gasket (101), and the lower end of each rail clamping block (102) is provided with a bolt hole;
The sliding groove (2) comprises two groups of wedges (202) and a connecting plate (201) arranged in the middle of the wedges (202), the sliding groove (2) is fixed on the upper portion of one end, provided with a rail clamping block (102), of the gasket (101), and one end, close to a pin inserting hole, of the connecting plate (201) is arranged in a downward inclined mode;
locker (3) contain clamping piece (301) and latch segment (302), latch segment (302) welded fastening is in clamping piece (301) top towards the one side of platform truck wheel, clamping piece (301) symmetrical arrangement is in card rail piece (102) outside.
2. The shield trolley limiting and fixing device of claim 1, wherein: the bolt hole at the lower end of the rail clamping device (1) is concentric with the reserved mounting hole of the trolley track and has the same diameter, so that the bolt (103) can be inserted for limiting.
3. the shield trolley limiting and fixing device of claim 1, wherein: the wedge block (202) and the clamping piece (301) are provided with concentric bolt holes with the same diameter so as to insert bolts (303) and screw and fix the trolley wheels.
4. the shield trolley limiting and fixing device of claim 1, wherein: the locker (3) and the rail clamping device (1) are fixed in a welding mode.
5. The shield trolley limiting and fixing device of claim 1, wherein: the clamping piece (301) comprises an outer plate and an inner plate which are arranged oppositely and a bottom plate for connecting the outer plate and the inner plate, the top end of the outer plate is higher than the wedge block (202), and the top end of the inner plate is flush with the gasket (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920192953.0U CN209757130U (en) | 2019-02-13 | 2019-02-13 | Shield constructs spacing fixing device of platform truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920192953.0U CN209757130U (en) | 2019-02-13 | 2019-02-13 | Shield constructs spacing fixing device of platform truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209757130U true CN209757130U (en) | 2019-12-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201920192953.0U Active CN209757130U (en) | 2019-02-13 | 2019-02-13 | Shield constructs spacing fixing device of platform truck |
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| CN (1) | CN209757130U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113830670A (en) * | 2020-06-08 | 2021-12-24 | 中冶宝钢技术服务有限公司 | Rail clamping device for crane |
-
2019
- 2019-02-13 CN CN201920192953.0U patent/CN209757130U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113830670A (en) * | 2020-06-08 | 2021-12-24 | 中冶宝钢技术服务有限公司 | Rail clamping device for crane |
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