CN214028646U - Flat car rail clamping device - Google Patents
Flat car rail clamping device Download PDFInfo
- Publication number
- CN214028646U CN214028646U CN202022963159.7U CN202022963159U CN214028646U CN 214028646 U CN214028646 U CN 214028646U CN 202022963159 U CN202022963159 U CN 202022963159U CN 214028646 U CN214028646 U CN 214028646U
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- lead screw
- connecting rod
- positioning
- positioning sleeve
- sleeve
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Abstract
The utility model discloses a flatcar rail clamping device, include: the screw rod assembly comprises a shell assembly, a screw rod assembly and a connecting rod assembly; the shell comprises a front supporting plate, a rear supporting plate and a lead screw positioning sleeve, the lead screw assembly comprises a hand wheel, a lead screw shaft and a lead screw nut, the lead screw shaft is divided into a positioning rod part and a working part, the positioning rod part is connected with the lead screw positioning sleeve through a bearing sleeve, and the lead screw working part penetrates through the lead screw positioning sleeve and is connected with the connecting rod assembly through the lead screw nut arranged on the lead screw working part; the connecting rod assemblies are arranged on two sides of the screw nut symmetrically, each connecting rod assembly comprises a connecting rod and a triangular clamping block, two ends of each connecting rod are movably connected to one corner of the screw nut and one corner of the triangular clamping block respectively, and the other corner of the triangular clamping block is movably arranged on the shell. In this way, the utility model discloses can effectively improve parking stability, remove about preventing and after swift current, simple structure easily operates moreover.
Description
Technical Field
The utility model relates to an electronic flatcar field especially relates to a flatcar rail clamping device.
Background
When the flat car loads and unloads goods, the flat car can slide left and right on the track due to the impact effect on the flat car in the goods loading and unloading process, and in addition, when the flat car parks on the track with a certain gradient, the sliding phenomenon can be generated sometimes.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the main technical problem who solves provides a flatcar rail clamping device, can improve electric flatcar's parking stability.
In order to solve the technical problem, the utility model discloses a technical scheme be: there is provided a flatcar rail clamp comprising: the lead screw assembly and the connecting rod assembly are arranged in the shell; the shell comprises a front supporting plate, a rear supporting plate and a lead screw positioning sleeve, the front supporting plate and the rear supporting plate are fixed together through bolts and enclose a working cavity together with the lead screw positioning sleeve, the lead screw assembly comprises a hand wheel, a lead screw shaft and a lead screw nut, one part of the lead screw shaft is a positioning rod part, the positioning rod part is positioned on the inner side of the lead screw positioning sleeve, the other part of the lead screw shaft is positioned on the outer side of the lead screw positioning sleeve, and the lead screw positioning sleeve is connected with the positioning rod part through a bearing sleeve; the other part of the screw shaft is a working part, and the screw working part penetrates through the screw positioning sleeve to enter the working cavity and is connected with the connecting rod assembly through a screw nut arranged on the screw working part; the connecting rod assemblies are symmetrically arranged on two sides of the screw nut, each connecting rod assembly comprises a connecting rod and a triangular clamping block, two ends of each connecting rod are connected to the screw nut and one corner of each triangular clamping block through movable hinge pins respectively, and the other corner of each triangular clamping block is arranged on the shell through a hinge pin.
In a preferred embodiment of the present invention, two bearings with the same specification are installed in the bearing housing, and the distance between the two bearings is 10-15 cm.
In a preferred embodiment of the present invention, the upper transparent cover and the lower transparent cover are mounted at two ends of the bearing, and the upper transparent cover and the lower transparent cover are fixed on the screw rod positioning sleeve through bolts.
In a preferred embodiment of the present invention, the positioning rod portion is provided with a clamp structure corresponding to both sides of the position of the bearing housing, and the upper transparent cover is provided with a corresponding clamp groove corresponding to the contact position of the positioning rod portion.
In a preferred embodiment of the present invention, the triangular clamping block has a clamping position provided with a raised clamping head, and the raised clamping head is matched with the recessed position of the i-shaped rail.
In a preferred embodiment of the present invention, the connecting rod is a straight-shank connecting rod or a crank connecting rod.
The utility model has the advantages that: the utility model discloses an effect is in the same place electric flat carriage whole and the track between zonulae occludens under the circumstances that electric flat carriage has braked, improves the stability of parking to what the impact force aroused when can preventing goods handling rocks and the back swift current phenomenon that produces when parking in slope, overall structure is simple, convenient operation, reliable and stable.
Drawings
Fig. 1 is a schematic front view of a preferred embodiment of the present invention;
FIG. 2 is a schematic side view of the embodiment;
FIG. 3 is an enlarged view of a portion of FIG. 1;
fig. 4 is a schematic front view of another preferred embodiment of the present invention;
the parts in the drawings are numbered as follows:
1. the novel bearing comprises a hand wheel, 2 screw shafts, 3 positioning sleeves, 4 front supporting plates, 5 rear supporting plates, 6 screw nuts, 7 upper through covers, 8 connecting rods, 9 triangular clamping blocks, 10 lower through covers, 11 lower bearings, 12 upper bearings, 13 bearing sleeves, 14 first pin shafts, 15 second pin shafts and 16 third pin shafts.
Detailed Description
The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.
Referring to fig. 1, fig. 2 and fig. 3, an embodiment of the present invention includes:
a flatcar rail clamp, comprising: the lead screw assembly and the connecting rod assembly are arranged in the shell; the shell comprises a front supporting plate 4, a rear supporting plate 5 and a lead screw positioning sleeve 3, the front supporting plate 4 and the rear supporting plate 5 are fixed together through bolts and enclose a working cavity together with the lead screw positioning sleeve 3, the lead screw assembly comprises a hand wheel 1, a lead screw shaft 2 and a lead screw nut 6, one part of the lead screw shaft 2 is a positioning rod part, the positioning rod part is positioned at the inner side of the lead screw positioning sleeve 3, the other part of the positioning rod part is positioned at the outer side of the lead screw positioning sleeve 3, the hand wheel 1 is arranged at the end position of the positioning rod part positioned at the outer side of the lead screw positioning sleeve 3, and the lead screw positioning sleeve 3 is connected with the positioning rod part through a bearing sleeve 13; the other part of the screw shaft 2 is a working part, the screw working part penetrates through the screw positioning sleeve 3 to enter the working cavity, and is connected with the connecting rod assembly through a screw nut 6 arranged on the screw working part; the connecting rod assemblies are two groups, symmetrically arranged on two sides of the screw rod nut 6, each connecting rod assembly comprises a connecting rod 6 and a triangular clamping block 9, the connecting rod 8 is a crank connecting rod, the connecting rod 8 is connected to the screw rod nut 6 through a second pin shaft 15, the connecting rod 8 is connected to one corner of the triangular clamping block 9 through a first pin shaft 14, and the other corner of the triangular clamping block 9 is rotatably arranged on the shell through a triangular pin shaft. Through the structure mode, a field operator can drive the screw shaft 2 to rotate in a mode of rotating the hand wheel 1, so that the screw nut 6 moves up and down along the working part of the screw shaft 2, the connecting rod 8 drives the triangular clamping block 9 to move, and the rail clamping action and the rail releasing action are realized.
Two bearings with the same specification are arranged in the bearing sleeve 13, namely an upper bearing 12 and a lower bearing 11, and the distance between the two bearings is 15 cm. The utility model discloses a lead screw locating sleeve, including bearing housing 13, upper cover 7 and lower cover 10 are passed through to the both ends are installed on the bearing housing 13, on pass through cover 7 and pass through the bolt fastening with lower cover 10 on the lead screw locating sleeve 3, the position both sides that the locating lever portion corresponds bearing housing 13 set up the clamp structure, on pass through cover 7 and pass through cover 10 and locating lever portion contact position down and set up corresponding clamp groove. In this way, the screw shaft 2 can rotate on a straight line determined by the two bearings and cannot move up and down due to stress during use.
The triangular clamping block 9 is provided with a raised chuck at the clamping position, and the raised chuck is matched with the concave position of the I-shaped track. Through the mode, the I-shaped rail can be tightly embraced by the two opposite clamping heads during clamping.
Referring to fig. 4, fig. 2 and fig. 3, in another embodiment of the present invention:
a flatcar rail clamp, comprising: the lead screw assembly and the connecting rod assembly are arranged in the shell; the shell comprises a front supporting plate 4, a rear supporting plate 5 and a lead screw positioning sleeve 3, the front supporting plate 4 and the rear supporting plate 5 are fixed together through bolts and enclose a working cavity together with the lead screw positioning sleeve 3, the lead screw assembly comprises a hand wheel 1, a lead screw shaft 2 and a lead screw nut 6, one part of the lead screw shaft 2 is a positioning rod part, the positioning rod part is positioned at the inner side of the lead screw positioning sleeve 3, the other part of the positioning rod part is positioned at the outer side of the lead screw positioning sleeve 3, the hand wheel 1 is arranged at the end position of the positioning rod part positioned at the outer side of the lead screw positioning sleeve 3, and the lead screw positioning sleeve 3 is connected with the positioning rod part through a bearing sleeve 13; the other part of the screw shaft 2 is a working part, the screw working part penetrates through the screw positioning sleeve 3 to enter the working cavity, and is connected with the connecting rod assembly through a screw nut 6 arranged on the screw working part; the connecting rod assemblies are two groups, symmetrically arranged on two sides of the screw rod screw 6, each connecting rod assembly comprises a connecting rod 6 and a triangular clamping block 9, the connecting rod 8 is a straight-handle connecting rod, the connecting rod 8 is connected to the screw rod nut 6 through a second pin shaft 15, the connecting rod 8 is connected to one corner of the triangular clamping block 9 through a first pin shaft 14, and the other corner of the triangular clamping block 9 is rotatably arranged on the shell through a triangular pin shaft. Through the structure mode, a field operator can drive the screw shaft 2 to rotate in a mode of rotating the hand wheel 1, so that the screw nut 6 moves up and down along the working part of the screw shaft 2, the connecting rod 8 drives the triangular clamping block 9 to move, and the rail clamping action and the rail releasing action are realized.
Two bearings with the same specification are arranged in the bearing sleeve 13, namely an upper bearing 12 and a lower bearing 11, and the distance between the two bearings is 10 cm. The utility model discloses a lead screw locating sleeve, including bearing housing 13, upper cover 7 and lower cover 10 are passed through to the both ends are installed on the bearing housing 13, on pass through cover 7 and pass through the bolt fastening with lower cover 10 on the lead screw locating sleeve 3, the position both sides that the locating lever portion corresponds bearing housing 13 set up the clamp structure, on pass through cover 7 and pass through cover 10 and locating lever portion contact position down and set up corresponding clamp groove. In this way, the screw shaft 2 can rotate on a straight line determined by the two bearings and cannot move up and down due to stress during use.
The triangular clamping block 9 is provided with a raised chuck at the clamping position, and the raised chuck is matched with the concave position of the I-shaped track. Through the mode, the I-shaped rail can be tightly embraced by the two opposite clamping heads during clamping.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.
Claims (6)
1. A flatcar rail clamp, comprising: the lead screw assembly and the connecting rod assembly are arranged in the shell;
the shell comprises a front supporting plate, a rear supporting plate and a lead screw positioning sleeve, the front supporting plate and the rear supporting plate are fixed together through bolts and enclose a working cavity together with the lead screw positioning sleeve, the lead screw assembly comprises a hand wheel, a lead screw shaft and a lead screw nut, one part of the lead screw shaft is a positioning rod part, the positioning rod part is positioned on the inner side of the lead screw positioning sleeve, the other part of the positioning rod part is positioned on the outer side of the lead screw positioning sleeve, the hand wheel is arranged at the end position of the positioning rod part positioned on the outer side of the lead screw positioning sleeve, and the lead screw positioning sleeve is connected with the positioning rod part through a bearing sleeve; the other part of the screw shaft is a working part, the working part penetrates through the screw positioning sleeve to enter the working cavity, and is connected with the connecting rod assembly through a screw nut arranged on the screw working part; the connecting rod assemblies are symmetrically arranged on two sides of the screw nut, each connecting rod assembly comprises a connecting rod and a triangular clamping block, two ends of each connecting rod are connected to the screw nut and one corner of each triangular clamping block through movable hinge pins respectively, and the other corner of each triangular clamping block is arranged on the shell through a hinge pin.
2. The flatcar rail clamping device of claim 1, wherein two bearings of the same specification are mounted in the bearing sleeve, and the distance between the two bearings is 10-15 cm.
3. The flatcar rail clamping device of claim 1, wherein an upper transparent cover and a lower transparent cover are mounted at two ends of the bearing, and the upper transparent cover and the lower transparent cover are fixed on the lead screw positioning sleeve through bolts.
4. The rail clamping device for the flat car according to claim 3, wherein the two sides of the positioning rod part corresponding to the position of the bearing sleeve are provided with clamping structures, and the contact positions of the upper transparent cover and the lower transparent cover with the positioning rod part are provided with corresponding clamping grooves.
5. The flatcar rail clamp of claim 1, wherein the triangular clamp blocks are provided with raised clips at clamping positions that match recessed positions of the i-shaped rail.
6. The flatcar rail clamp of claim 1, wherein the connecting rod is a straight shank link or a crank link.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022963159.7U CN214028646U (en) | 2020-12-12 | 2020-12-12 | Flat car rail clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022963159.7U CN214028646U (en) | 2020-12-12 | 2020-12-12 | Flat car rail clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214028646U true CN214028646U (en) | 2021-08-24 |
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ID=77334886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022963159.7U Active CN214028646U (en) | 2020-12-12 | 2020-12-12 | Flat car rail clamping device |
Country Status (1)
| Country | Link |
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| CN (1) | CN214028646U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114291123A (en) * | 2021-12-28 | 2022-04-08 | 中铁十一局集团有限公司 | Double herringbone connecting rod adjusting steel rail center detection split trolley |
| CN115071777A (en) * | 2022-08-22 | 2022-09-20 | 中铁二局集团有限公司 | Anti-sliding device for rail transportation and using method thereof |
-
2020
- 2020-12-12 CN CN202022963159.7U patent/CN214028646U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114291123A (en) * | 2021-12-28 | 2022-04-08 | 中铁十一局集团有限公司 | Double herringbone connecting rod adjusting steel rail center detection split trolley |
| CN115071777A (en) * | 2022-08-22 | 2022-09-20 | 中铁二局集团有限公司 | Anti-sliding device for rail transportation and using method thereof |
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