CN211995253U - Device for temporarily connecting underground roadway electric locomotive sliding contact line - Google Patents
Device for temporarily connecting underground roadway electric locomotive sliding contact line Download PDFInfo
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- CN211995253U CN211995253U CN202020382105.9U CN202020382105U CN211995253U CN 211995253 U CN211995253 U CN 211995253U CN 202020382105 U CN202020382105 U CN 202020382105U CN 211995253 U CN211995253 U CN 211995253U
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Abstract
The utility model discloses a device for temporarily connecting underground tunnel electric locomotive sliding contact lines, which comprises a lifting mechanism and a cable groove; a lifting mechanism is arranged in the cable groove in a matching manner; the lifting mechanism is fixedly connected with the trolley line bracket; the lifting mechanism comprises a fixed pulley and a telescopic piece; the two fixed pulleys are symmetrically arranged at the left end and the right end of the cable groove, and the middle parts of the two fixed pulleys are provided with electric winches; the electric winch is respectively connected with the two fixed pulleys through steel wire ropes; the lower ends of the fixed pulleys are vertically provided with telescopic pieces; the bottom ends of the telescopic pieces are respectively fixedly connected with the trolley line support; a cut-off first motor vehicle sliding contact line is arranged on the sliding contact line bracket; the left end and the right end of the sliding contact line of the first electric locomotive are respectively and fixedly connected with the sliding contact line of the second electric locomotive. The utility model discloses touch electric locomotive wiping line when not only having avoided the scraper bucket, guaranteed the height uniformity that hangs of wiping line moreover to guarantee the normal operating of electric locomotive.
Description
Technical Field
The utility model relates to a device of tunnel electric locomotive wiping line in pit especially relates to a device that is used for temporary connection tunnel electric locomotive wiping line in pit.
Background
The heights of all suspension points of the sliding contact line are required to be consistent due to the operation requirement of the electric locomotive, so that the sliding contact line is relatively straight, the stable contact between the pantograph and the sliding contact line can be ensured when the electric locomotive operates, and the normal operation of the electric locomotive is ensured. At present, when the scraper carries out ore loading operation at a transshipment position in a roadway at an underground roadway ore loading station and the like, because the height of an ore loading bucket of the scraper is higher than the erection height of a sliding contact line of a normal electric locomotive, the risk that the ore loading bucket touches the sliding contact line of the electric locomotive exists in the ore loading process of the scraper, the sliding contact line of the electric locomotive can be scraped or touched, poor contact of the sliding contact line of the electric locomotive is caused, and the normal use of the electric locomotive is influenced.
SUMMERY OF THE UTILITY MODEL
In order to solve the shortcomings existing in the technology, the utility model provides a device for temporarily connecting underground roadway electric locomotive sliding contact lines.
In order to solve the technical problem, the utility model discloses a technical scheme is: a device for temporarily connecting a trolley line of an underground roadway electric locomotive comprises a lifting mechanism and a cable groove; a lifting mechanism is arranged in the cable groove in a matching manner; the lifting mechanism is fixedly connected with the trolley line bracket; the sliding contact line bracket is connected with a sliding contact line of a second electric locomotive through a sliding contact line of the first electric locomotive;
the lifting mechanism comprises a fixed pulley and a telescopic piece; the two fixed pulleys are symmetrically arranged at the left end and the right end of the cable groove, and the middle parts of the two fixed pulleys are provided with electric winches; the electric winch is respectively connected with the two fixed pulleys through steel wire ropes; the lower ends of the fixed pulleys are vertically provided with telescopic pieces; the bottom ends of the telescopic pieces are respectively fixedly connected with the trolley line support; a cut-off first motor vehicle sliding contact line is arranged on the sliding contact line bracket; the left end and the right end of the sliding contact line of the first electric locomotive are respectively and fixedly connected with the sliding contact line of the second electric locomotive.
Furthermore, a plurality of insulators are uniformly arranged at the bottom end of the trolley line support; the insulators are connected with a sliding contact line of the first electric locomotive; the left end and the right end of the sliding contact line of the first electric locomotive are respectively connected with the sliding contact line of the second electric locomotive through spiral flexible cables.
Furthermore, the fixed pulleys are connected with the trolley line bracket through steel wire ropes; the steel wire ropes penetrate through the telescopic pieces and are connected with the top end of the sliding contact wire support.
Further, the telescopic member is a spring or a folding frame.
Further, the width of the cable groove is 20-30cm, and the height of the cable groove is 20-25 cm; the cable groove is located right above the underground roadway loading chamber.
Furthermore, the fixed pulley, the telescopic piece and the electric winch are respectively connected with the underground roadway in a fastening mode through anchor rods.
The utility model discloses touch electric locomotive wiping line when not only having avoided the scraper bucket, guaranteed the height uniformity that hangs of wiping line moreover to guarantee the normal operating of electric locomotive, have extensive suitability.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
In the figure: 1. a cable trough; 2. a fixed pulley; 3. an electric hoist; 4. a telescoping member; 5. a wire rope; 6. a trolley wire support; 7. an insulator; 8. a helical flexible cable; 9. a trolley line of the first motor vehicle; 10. sliding contact line of the second electric locomotive.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
The device for temporarily connecting the trolley lines of the underground roadway electric locomotive shown in figure 1 comprises a lifting mechanism and a cable groove 1; a lifting mechanism is arranged in the cable groove 1 in a matching way; the lifting mechanism is fixedly connected with the trolley line bracket 6; the sliding contact line bracket 6 is connected with a sliding contact line 10 of a second electric locomotive through a sliding contact line 9 of the first electric locomotive;
the width of the cable groove 1 is 20-30cm, and the height is 20-25 cm; the cable trough 1 is located right above the underground roadway loading chamber. The cable groove 1 is positioned at the top of a loading position roadway of the scraper, and the height from the ground is the unloading height of the scraper; and a cable groove 1 with the width of 20-30cm and the depth of 20-25cm is formed right above the underground roadway (the whole loading chamber). The cable trough 1 is used for placing the fixed pulley 2 and the electric winch 3 and providing a compression space for the telescopic member 4. The fixed pulley 2, the telescopic piece 4 and the electric winch 3 are respectively connected with the underground roadway in a fastening way through anchor rods. Preferably, the height of the sliding contact line 10 of the second electric locomotive from the ground is 220cm, the height of the cable groove 1 is 20cm, and the height of the bottom surface of the cable groove 1 from the ground is 350 cm.
The lifting mechanism comprises a fixed pulley 2 and a telescopic piece 4; the number of the fixed pulleys 2 is two, the two fixed pulleys are symmetrically arranged at the left end and the right end of the cable groove 1, and the middle parts of the two fixed pulleys are provided with electric winches 3; the electric winch 3 is respectively connected with the two fixed pulleys through a steel wire rope 5; the lower ends of the fixed pulleys 2 are vertically provided with telescopic pieces 4; the bottom ends of the telescopic pieces 4 are respectively fixedly connected with the trolley line brackets 6; a cut-off first motor vehicle sliding contact line 9 is arranged on the sliding contact line bracket 6; the left end and the right end of the first electric locomotive sliding contact line 9 are respectively fastened and connected with the fixed second electric locomotive sliding contact line 10. The sliding contact line support 6 plays a role of counterweight, so that the cut sliding contact line 9 of the first electric locomotive is in close contact with the current collector of the electric locomotive.
Fixed pulleys 2 in the horizontal direction are respectively fixedly arranged at the left end and the right end of the cable trough 1, and an electric winch 3 is fixed in the middle of the cable trough 1. The method comprises the steps of cutting off a trolley wire of the electric locomotive directly above a loading chamber, namely a trolley wire 9 of the electric locomotive, fixedly connecting the cut-off trolley wire 9 of the electric locomotive with an insulator 7, respectively fixing one end of a thin steel wire rope 5 with good flexibility on a trolley wire support 6, and respectively winding the other end of the thin steel wire rope on an electric winch 3 at the top of a roadway in a centralized manner through horizontal fixed pulleys 2 at two ends of a cable groove 1.
A plurality of insulators 7 are uniformly arranged at the bottom end of the sliding contact wire support 6; the insulators 7 are connected with a trolley line 9 of the first electric locomotive; the left end and the right end of the sliding contact line 9 of the first electric locomotive are respectively connected with the sliding contact line 10 of the second electric locomotive through the spiral flexible cable 8. A roadway electric locomotive fixed sliding contact line, namely a sliding contact line 10 of an electric locomotive II is connected with a sliding contact line 9 of a cut-off electric locomotive I through a spiral flexible cable 8. The spiral flexible cable 8 is used for connecting a cut-off first electric locomotive sliding contact line 9 and a fixed second electric locomotive sliding contact line 10, so that the cut-off first electric locomotive sliding contact line 9 is electrified and forms a passage with the fixed second electric locomotive sliding contact line 10, and the normal operation of the electric locomotives is ensured.
The fixed pulleys 2 are connected with a trolley line support 6 through steel wire ropes 5; the steel wire ropes 5 penetrate through the middle of the telescopic piece 4 and are connected with the top end of the sliding contact wire support 6. The telescopic member 4 is a spring or a folding leg. The steel wire rope 5 at the top end of the sliding contact line support 6 is respectively sleeved into a spring or a folding frame with larger elasticity, the natural length of the spring or the folding frame is slightly longer than the distance from the top plate of the loading chamber to the sliding contact line 10 of the second electric locomotive, and the compressed length of the spring or the folding frame is less than 20 cm.
The utility model discloses a working process does: I. when the electric locomotive normally passes, the cut-off first electric locomotive sliding contact line 9 is placed to the height of a second electric locomotive sliding contact line 10 fixed by a normal electric locomotive through an electric winch 3 in an underground roadway cable groove 1, so that the electric locomotive is ensured to normally pass through a loading chamber;
II. When the scraper loads, the electric winch 3 is started, the cut-off trolley line 9 of the first motor vehicle is lifted into the cable groove 1 at the top of the loading chamber, and the specific process is as follows: the electric winch 3 is started, when the electric winch 3 rotates forwards, the steel wire rope 5 is stretched upwards through the fixed pulley 2, the steel wire rope 5 drives the sliding contact wire support 6 to move upwards, so that the telescopic piece 4 is contracted upwards until the telescopic piece 4 can not be contracted any more, the sliding contact wire support 6 moves into the cable groove 1, the electric winch 3 stops rotating, and at the moment, the scraper carries out loading operation; after loading is finished, the electric winch 3 rotates reversely, meanwhile, the telescopic piece 4 moves downwards to an initial position according to self gravity, the sliding contact line 9 of the first electric locomotive is guaranteed to be put down to the height of the sliding contact line 10 of the second fixed electric locomotive and effectively contacts the electric locomotive, and normal operation of the electric locomotive is guaranteed.
The utility model discloses a set up cable groove and elevating system, not only can lift electric locomotive wiping line, guarantee wiping line highly uniform to guarantee electric locomotive wiping line normal connection, but also can avoid the scraper to touch electric locomotive wiping line when the ore loading bucket raising, avoided dangerous emergence, increased safety in utilization, guaranteed electric locomotive normal operating, guaranteed the scraper normal operating in loading the chamber simultaneously. In addition, the design has simple structure and convenient installation, can be widely applied to various devices needing temporary connection of underground roadway electric locomotive sliding contact lines,
the above embodiments are not intended to limit the present invention, and the present invention is not limited to the above examples, and the technical personnel in the technical field are in the present invention, which can also belong to the protection scope of the present invention.
Claims (6)
1. The utility model provides a device that is used for temporary connection underworkings electric locomotive wiping line which characterized in that: comprises a lifting mechanism and a cable groove (1); a lifting mechanism is arranged in the cable groove (1) in a matching manner; the lifting mechanism is fixedly connected with the trolley line bracket (6); the sliding contact line bracket (6) is connected with a sliding contact line (10) of a second electric locomotive through a sliding contact line (9) of the first electric locomotive;
the lifting mechanism comprises a fixed pulley (2) and a telescopic piece (4); the number of the fixed pulleys (2) is two, the two fixed pulleys are symmetrically arranged at the left end and the right end of the cable groove (1), and the middle parts of the two fixed pulleys are provided with electric windlasses (3); the electric winch (3) is respectively connected with the two fixed pulleys through a steel wire rope (5); the lower ends of the fixed pulleys (2) are vertically provided with telescopic pieces (4); the bottom ends of the telescopic pieces (4) are respectively fixedly connected with the trolley line support (6); a cut-off first motor vehicle sliding contact line (9) is arranged on the sliding contact line bracket (6); the left end and the right end of the first electric locomotive sliding contact line (9) are respectively fastened and connected with the fixed second electric locomotive sliding contact line (10).
2. The device for temporarily connecting underground roadway electric locomotive trolley lines as claimed in claim 1, wherein: a plurality of insulators (7) are uniformly arranged at the bottom end of the sliding contact wire support (6); the insulators (7) are connected with a sliding contact line (9) of the first electric locomotive; the left end and the right end of the first electric locomotive sliding contact line (9) are respectively connected with a second electric locomotive sliding contact line (10) through a spiral flexible cable (8).
3. The device for temporarily connecting underground roadway electric locomotive trolley lines as claimed in claim 2, wherein: the fixed pulleys (2) are connected with a trolley line support (6) through steel wire ropes (5); and the steel wire ropes (5) penetrate through the telescopic pieces (4) and are connected with the top ends of the trolley line supports (6).
4. The device for temporarily connecting underground roadway electric locomotive trolley lines as claimed in claim 3, wherein: the telescopic piece (4) is a spring or a folding frame.
5. The device for temporarily connecting underground roadway electric locomotive trolley lines as claimed in claim 4, wherein: the width of the cable groove (1) is 20-30cm, and the height of the cable groove is 20-25 cm; the cable groove (1) is located right above the underground roadway loading chamber.
6. The device for temporarily connecting underground roadway electric locomotive trolley lines as claimed in any one of claims 1 to 5, wherein: the fixed pulley (2), the telescopic piece (4) and the electric winch (3) are respectively connected with an underground roadway in a fastening mode through anchor rods.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020382105.9U CN211995253U (en) | 2020-03-23 | 2020-03-23 | Device for temporarily connecting underground roadway electric locomotive sliding contact line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020382105.9U CN211995253U (en) | 2020-03-23 | 2020-03-23 | Device for temporarily connecting underground roadway electric locomotive sliding contact line |
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| Publication Number | Publication Date |
|---|---|
| CN211995253U true CN211995253U (en) | 2020-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020382105.9U Active CN211995253U (en) | 2020-03-23 | 2020-03-23 | Device for temporarily connecting underground roadway electric locomotive sliding contact line |
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| CN (1) | CN211995253U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115011364A (en) * | 2022-06-28 | 2022-09-06 | 中冶焦耐(大连)工程技术有限公司 | Coke oven electric locomotive wiping line structure that can open and shut |
-
2020
- 2020-03-23 CN CN202020382105.9U patent/CN211995253U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115011364A (en) * | 2022-06-28 | 2022-09-06 | 中冶焦耐(大连)工程技术有限公司 | Coke oven electric locomotive wiping line structure that can open and shut |
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| CB03 | Change of inventor or designer information |
Inventor after: Liu Jian Inventor after: Zhang Pingfa Inventor after: Li Pengfei Inventor before: Liu Jian Inventor before: Zhang Pingfa Inventor before: Li Pengfei |