CN205346661U - Prevent ground connection bow of a bridge power interruption - Google Patents
Prevent ground connection bow of a bridge power interruption Download PDFInfo
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- CN205346661U CN205346661U CN201521123398.4U CN201521123398U CN205346661U CN 205346661 U CN205346661 U CN 205346661U CN 201521123398 U CN201521123398 U CN 201521123398U CN 205346661 U CN205346661 U CN 205346661U
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- articulated jib
- ground connection
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Abstract
The utility model relates to a prevent ground connection bow of a bridge power interruption, connect the vertical frame plate of negative pole bow and the bow of connecting at its lower extreme including the upper end, the bow is by the backup pad that is equipped with vertical hinge, and the symmetry articulates vertical hinge both sides articulated jib about, set up and be in respectively about the articulated jib tip smooth brush power ground wire vertical brush and connect that the spring between the articulated jib constitutes about, the bow passes through the backup pad to be installed in vertical frame plate bottom about, and the contained angle between the articulated jib be 100 - 170, the vertical frame plate of its characterized in that is split into by horizontal hinge articulated frame plate from top to bottom to an installation torsional spring on horizontal hinge, two application of forces of torsional spring end supports respectively presses on frame plate from top to bottom, and initial condition lower frame frame plate face down upward frame plate face vertical relatively heels oblique 15 - 30 to vertical brush, the frame plate is the sheet metal component from top to bottom. The beneficial effects of the utility model are that: prevent a bridge power interruption.
Description
Technical field
This utility model relates to bridge power supply technique field, field, port container terminal operation field, particularly relates to the ground connection bow of a kind of anti-field bridge power failure.
Background technology
At present in port container terminal operation field, field bridge, as vehicle, often wants ground on the scene to move.Along the path of field bridge transverse shifting, it is provided with the power supply electrode line, negative line and the ground wire that arrange from top to bottom, bridge is obtained with electrode line, negative line sliding contact respectively by positive pole bow and the negative pole bow of its upper pantograph arranged, and on the bridge of field, the electromotive force of accumulation then bends sliding contact ground wire by the ground connection of negative pole bow bottom and is released.But this kind electric, discharge mode is applied only to operation field areas, when bridge transition region leaves operation field on the spot, its power supply mode changes, now, then bent by positive pole, negative pole bends and ground connection bow is regained, consequently, to facilitate retractable operation, ground connection is typically now all bent the negative pole of upper end and pantograph bend to be connected the two is made conjoined structure, it is achieved folding and unfolding linkage.As shown in Figure 1, existing ground connection bow structure includes the vertical frame plate 1 that upper end connects negative pole bow and the bow 2 connected in described vertical frame plate lower end, described bow 2 is by the gripper shoe 21 being provided with vertical hinge 22, symmetry be hinged on the left and right articulated jib 231 of hinge 22 both sides, 232, the vertical brush 251,252 that is separately positioned on the sliding brush ground wire of articulated jib end, left and right and the spring 24 that is connected between the articulated jib of left and right constitute, described bow 2 is arranged on the bottom of vertical frame plate 1 by gripper shoe 21, and the angle between the articulated jib of left and right is 90 °-135 °.
The problem that presently, there are is; owing to ground connection bow is connected as rigidity conjoined structure with negative pole bow by vertical frame plate; and field bridge is the high speed transverse shifting with 2m/s; ground connection bow is on ground wire during sliding contact; owing to the unsmooth shock caused of wire body can make ground connection bow flick suddenly, cause the negative pole bow with its one also to flick simultaneously and depart from negative line, thereby result in the unexpected power-off of a bridge; enter stopped status, have a strong impact on normal operation.Additionally, due to the position deviation that field bridge is in transverse shifting process, ground connection bow also can be caused to depart from ground wire, so that accumulation electromotive force can not discharge in time, there is the danger that device is charged.How to improve on existing ground connection bow architecture basics, make the shock spring that ground connection is bent not result in negative pole bow and flick initiation power-off, and then overcome the ground connection that bridge offset deviation a brings bow to depart from the problem that a drawback for ground wire becomes industry concern.
Utility model content
Main purpose of the present utility model is in that for the problems referred to above, bends existing ground connection and improves on architecture basics, it is provided that the ground connection bow of a kind of anti-field bridge power failure.
This utility model solves its technical problem and be the technical scheme is that
A kind of ground connection bow of anti-field bridge power failure, the vertical frame plate connecting negative pole bow including upper end and the bow connected in described vertical frame plate lower end, described bow is by the gripper shoe being provided with vertical hinge, symmetry is hinged on the left and right articulated jib of described vertical hinge both sides, the vertical brush being separately positioned on the sliding brush power ground of articulated jib end, described left and right and the spring being connected between the articulated jib of described left and right are constituted, described bow is arranged on described vertical frame plate bottom by described gripper shoe, angle between the articulated jib of left and right is 100 °-170 °, it is characterized in that described vertical frame plate is divided into the upper and lower frames frame plate hinged by horizontal hinge shaft, and a torsion spring is installed in horizontal hinge shaft, two force sides of described torsion spring are pressed on described upper and lower frames frame plate respectively, lower frame frame plate plate face opposed vertical upper frame plate plate under original state is 15 °-30 ° towards described vertical brush cant angle degree.
Described upper and lower frames frame plate is sheet metal component.
The beneficial effects of the utility model are: the vertical frame plate owing to ground connection bow in prior art connecting negative pole bow is divided into the upper and lower frames frame plate hinged by horizontal hinge shaft, and the torsion spring compressing upper and lower frames frame plate is installed in horizontal hinge shaft, the plate of the plate face opposed vertical upper frame plate of lower frame frame plate in an initial condition has the inclination of 15 °-30 ° towards vertical brush side.Thus, the moment of torsion of torsion spring makes vertical brush be adjacent on power ground to carry out sliding brush, even if bridge on the scene clashes into due to the unsmooth generation of wire body in laterally moving and makes ground connection bow flick, owing to upper and lower frames frame plate is to be articulated and connected, upper frame plate will not flick the rigid linkage of generation with lower frame frame plate, and the torsional moment of torsion spring makes lower frame frame plate return in addition, has obvious cushioning effect, therefore negative pole bow will not flick simultaneously, thus preventing a bridge power-off.The torsional moment being additionally, since torsion spring can make lower frame frame plate be rapidly returned to, and does not interfere with a bridge and continues release accumulation electromotive force.In addition, owing to torsion spring force side is to lower frame frame plate compressing towards vertical brush side, this torsional moment can also effectively overcome the ground connection bow caused due to field bridge position deviation in transverse shifting to depart from ground wire, so that accumulation electromotive force discharges in time, ensure in the bridge device of field not charged, safety.
Accompanying drawing explanation
Fig. 1 is the structural representation that existing field is bent with bridging；
Fig. 2 is the structural representation of the ground connection bow of the anti-field bridge power failure that this utility model provides；
Fig. 3 is the top view of Fig. 2；
Fig. 4 is the left view of Fig. 2.
In figure: 1 vertical frame plate, 11 upper frame plate, 12 lower frame frame plates, 2 bows, 21 gripper shoes, 22 vertical hinges, 231 left articulated jibs, 232 right articulated jibs, 24 springs, the vertical brush of 251-252,3 horizontal hinge shaft, 4 torsion springs.
Below in conjunction with drawings and Examples, this utility model is described in detail.
Detailed description of the invention
Fig. 2～Fig. 4 illustrates the ground connection bow of a kind of anti-field bridge power failure, the vertical frame plate 1 connecting negative pole bow including upper end and the bow 2 connected in described vertical frame plate lower end, described bow 2 is by the gripper shoe 21 being provided with vertical hinge 22, symmetry is hinged on the left and right articulated jib 231 of described vertical hinge 22 both sides, 232, it is separately positioned on the vertical brush 251 of the sliding brush power ground of articulated jib end, described left and right, 252 and the spring 24 that is connected between the articulated jib of left and right constitute, described bow 2 is arranged on the bottom of vertical frame plate 1 by gripper shoe 21, angle α between the articulated jib of left and right is 100 °-170 °.
Of the present utility model it is characterised by that described vertical frame plate 1 is divided into the upper and lower frames frame plate 11,12 hinged by horizontal hinge shaft 3, and a torsion spring 4 is installed in horizontal hinge shaft 3, two force sides of described torsion spring are pressed on upper and lower frames frame plate 11,12 respectively, as shown in Figure 3, the plate of the plate face opposed vertical upper frame plate 11 of the lower frame frame plate 12 under original state is 15 °-30 ° towards vertical brush cant angle degree θ.
Of the present utility model being further characterized in that described upper and lower frames frame plate 11,12 is for sheet metal component, structural member edge all with bending frame, so both alleviates ground connection bow weight, can improve again the intensity of structural member.
In this utility model, vertical frame plate 1 owing to ground connection bow in prior art connecting negative pole bow is divided into the upper and lower frames frame plate 11,12 hinged by horizontal hinge shaft 3, and a torsion spring 4 is installed in horizontal hinge shaft 3, two force sides of described torsion spring are pressed on upper and lower frames frame plate 11,12 respectively, and namely the plate face of the plate face opposed vertical upper frame plate 12 of lower frame frame plate 12 in an initial condition has the inclination of 15 °-30 ° to vertical brush side.Can be seen that, the moment of torsion of torsion spring 4 makes vertical brush be adjacent on power ground to carry out sliding brush, even if bridge on the scene clashes into due to the unsmooth generation of wire body in laterally moving and makes ground connection bow flick, owing to upper and lower frames frame plate is to be articulated and connected, upper frame plate 11 will not flick the rigid linkage of generation with lower frame frame plate 12, and the torsional moment of torsion spring makes lower frame frame plate return in addition, has obvious cushioning effect, therefore negative pole bow will not flick simultaneously, thus preventing a bridge power-off.It is additionally, since the torsional moment of torsion spring 4, lower frame frame plate 12 can be made to be rapidly returned to, do not interfere with a bridge and continue release accumulation electromotive force.In addition, owing to torsion spring force side is to lower frame frame plate compressing towards vertical brush side, this torsional moment can also effectively overcome the ground connection bow caused due to field bridge position deviation in transverse shifting to depart from ground wire, so that accumulation electromotive force discharges in time, ensure in the bridge device of field not charged, safety.
The above, be only preferred embodiment of the present utility model, and structure of the present utility model is not done any pro forma restriction.Every any simple modification, equivalent variations and modification above example made according to technical spirit of the present utility model, all still falls within the scope of technical solutions of the utility model.
Claims (2)
1. the ground connection bow of an anti-field bridge power failure, the vertical frame plate connecting negative pole bow including upper end and the bow connected in described vertical frame plate lower end, described bow is by the gripper shoe being provided with vertical hinge, symmetry is hinged on the left and right articulated jib of described vertical hinge both sides, the vertical brush being separately positioned on the sliding brush power ground of articulated jib end, described left and right and the spring being connected between the articulated jib of left and right are constituted, described bow is arranged on described vertical frame plate bottom by described gripper shoe, angle between the articulated jib of left and right is 100 °-170 °, it is characterized in that described vertical frame plate is divided into the upper and lower frames frame plate hinged by horizontal hinge shaft, and a torsion spring is installed in horizontal hinge shaft, two force sides of described torsion spring are pressed on described upper and lower frames frame plate respectively, lower frame frame plate plate face opposed vertical upper frame plate plate under original state is 15 °-30 ° towards described vertical brush cant angle degree.
2. the ground connection bow of a kind of anti-field according to claim 1 bridge power failure, it is characterised in that described upper and lower frames frame plate is sheet metal component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521123398.4U CN205346661U (en) | 2015-12-28 | 2015-12-28 | Prevent ground connection bow of a bridge power interruption |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521123398.4U CN205346661U (en) | 2015-12-28 | 2015-12-28 | Prevent ground connection bow of a bridge power interruption |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205346661U true CN205346661U (en) | 2016-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201521123398.4U Active CN205346661U (en) | 2015-12-28 | 2015-12-28 | Prevent ground connection bow of a bridge power interruption |
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| CN (1) | CN205346661U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107954320A (en) * | 2017-12-19 | 2018-04-24 | 天津港太平洋国际集装箱码头有限公司 | Prevent the ground connection of a bridge power failure from bending |
-
2015
- 2015-12-28 CN CN201521123398.4U patent/CN205346661U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107954320A (en) * | 2017-12-19 | 2018-04-24 | 天津港太平洋国际集装箱码头有限公司 | Prevent the ground connection of a bridge power failure from bending |
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