CN219339249U - Rail adjusting device based on contact rail - Google Patents
Rail adjusting device based on contact rail Download PDFInfo
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- CN219339249U CN219339249U CN202320354079.2U CN202320354079U CN219339249U CN 219339249 U CN219339249 U CN 219339249U CN 202320354079 U CN202320354079 U CN 202320354079U CN 219339249 U CN219339249 U CN 219339249U
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- connecting sleeve
- adjusting device
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- sleeve
- track
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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Abstract
The utility model belongs to the technical field of urban rail transit maintenance equipment, and provides a rail adjusting device based on a contact rail. In the use, when the offset force possibly caused by the unloading force, the pulley piece 2 can be stably moved through the rolling characteristic of the pulley piece, so that the problem that the jack is inclined and falls down due to the fact that the jack gravity center is offset caused by the increase of the contact surface and the friction force of a wood is used is solved, the problem that more manpower and material resources are needed for adjusting the contact rail offset is solved, and the safety and the equipment guarantee of adjusting the contact rail offset are improved.
Description
Technical Field
The utility model belongs to the technical field of urban rail transit maintenance equipment, and particularly relates to a rail adjusting device based on a contact rail.
Background
In the urban rail transit power supply system, the contact rail is the only non-standby power supply device, and the expansion joint is used as equipment for the telescopic movement of the contact rail due to expansion with heat and contraction with cold. In areas with larger environmental temperature difference such as overhead, the expansion joint has overlarge movement amplitude, the contact rail clamping claws age, dust is accumulated, and the like, if the contact rail clamping stagnation occurs and the contact rail is in a state of deflection caused by long-term thermal expansion and contraction, the clamping claws can crack, and the danger such as falling off and sinking of the contact rail can be caused
When the contact rail is blocked, the current solution is to jack up the contact rail by using a jack, and reposition the contact rail for adjustment.
The current contact rail clamping solution has the following disadvantages: because the contact rail is in thermal expansion and contraction, the generated deflection force generated by clamping stagnation deflection is subjected to the downward pressure of the gravity of the contact rail, and the contact rail cannot move. In addition, the offset force generated by the contact rail support column can immediately move the contact rail in a stringing way to move left and right, so that the jack is stressed in an unbalanced manner to incline, and the contact rail falls off, so that a plurality of people are needed to cooperate to adjust one section of the contact rail, and more manpower and material resources are needed.
Disclosure of Invention
In order to overcome the above-mentioned drawbacks of the prior art, the present utility model provides a track-adjusting device based on contact rails, comprising:
jack device, pulley device and connecting device;
the ejection end of the jack device is connected with the pulley device through the connecting device;
the connecting device comprises a connecting sleeve and a connecting piece, one end of the connecting sleeve is connected with the pulley device, the other end of the connecting sleeve is connected with the ejection end of the jack device through the connecting piece, the connecting sleeve comprises a first connecting sleeve and a second connecting sleeve, and a height adjusting device for adjusting the relative position between the first connecting sleeve and the second connecting sleeve is arranged between the first connecting sleeve and the second connecting sleeve;
the pulley arrangement includes a pulley member.
Preferably, the pulley device further comprises a pulley connecting frame and a connecting shaft, the connecting shaft is connected with the pulley connecting frame, and the pulley piece is sleeved on the connecting shaft.
Preferably, the pulley connecting frame comprises a connecting bottom plate and connecting side plates, the connecting side plates are respectively arranged at two ends of the connecting bottom plate, the connecting shaft is arranged between the two connecting side plates, a first bolt piece connected with the connecting shaft is arranged on the connecting side plates, and the connecting bottom plate is connected with the connecting sleeve.
Preferably, the first connecting sleeve and the second connecting sleeve are tubular, the other end of the first connecting sleeve extends into the second connecting sleeve and is in sliding fit with the second connecting sleeve, the height adjusting device is arranged in the first connecting sleeve, a plurality of clamping parts are arranged on the second connecting sleeve, and the height adjusting device is matched with the clamping parts at different positions on the second connecting sleeve to enable the first connecting sleeve to move relatively with and fix the second connecting sleeve.
Preferably, the height adjusting device comprises a triangular spring, two ends of the triangular spring are respectively provided with a button piece, the button pieces protrude out of the first connecting sleeve, the clamping part comprises at least two button hole groups arranged along the axial direction of the second connecting sleeve, and each button hole group comprises two button holes which can be matched with the two button pieces.
Preferably, the surface of the first connecting sleeve is provided with an anti-rotation groove along the axial direction of the surface, the inner wall of the second connecting sleeve is provided with an anti-rotation block matched with the anti-rotation groove, and the other end of the first connecting sleeve extends into the second connecting sleeve and is installed through the anti-rotation groove.
Preferably, the connecting piece is a second bolt piece, a connecting seat is arranged on the connecting sleeve, a threaded through hole matched with the second bolt piece is arranged on the connecting seat, and the second bolt piece passes through the connecting seat and is connected with the ejection end of the jack device.
Preferably, the jack device comprises a first piston rod, a first cylinder barrel, an oil tank, a pressure regulating device and a fixing base, wherein the first piston rod is in movable fit with the first cylinder barrel, the bottom end of the first cylinder barrel is connected with the oil tank, and the pressure regulating device is connected with the oil tank.
Preferably, the pressure regulating device comprises a stop valve, a second piston rod, a second cylinder barrel, a connecting sleeve and a movable hinge piece;
the oil tank with stop valve, second cylinder are connected, second piston rod and second cylinder clearance fit, the terminal surface and the connecting sleeve of second piston rod are connected, connecting sleeve's bottom is passed through movable hinge spare and unable adjustment base fixed connection.
Preferably, the first piston rod is connected with the connecting sleeve through the connecting piece.
Compared with the prior art, the utility model has the beneficial effects that:
according to the rail adjusting device based on the contact rail, the top mode of the jack device is accessed through the pulley device, and the hydraulic transmission force of the jack device is utilized, so that the pulley device is clung to the contact rail surface and exerts upward force to enable the contact rail surface to lift and unload force. In the use, when the offset force possibly caused by the unloading force, the pulley piece 2 can be stably moved through the rolling characteristic of the pulley piece, so that the problem that the jack is inclined and falls down due to the fact that the jack gravity center is offset caused by the increase of the contact surface and the friction force of a wood is used is solved, the problem that more manpower and material resources are needed for adjusting the contact rail offset is solved, and the safety and the equipment guarantee of adjusting the contact rail offset are improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a front view of the present utility model.
Fig. 2 is a schematic structural view of the height adjusting device of the present utility model.
Fig. 3 is a side view of the present utility model.
Wherein:
1. the connecting piece, 2, pulley part, 3, connecting axle, 4, connecting bottom plate, 5, connecting curb plate, 6, first bolt piece, 7, first adapter sleeve, 8, second adapter sleeve, 9, triangular spring, 10, button piece, 11, button hole group, 12, anti-rotation piece, 13, connecting seat, 14, first piston rod, 15, first cylinder, 16, oil tank, 17, stop valve, 18, second piston rod, 19, second cylinder, 20, connecting sleeve, 21, movable hinge piece, 22, contact rail.
Detailed Description
In order that the above-recited objects, features and advantages of the present utility model will be more clearly understood, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description. In addition, embodiments of the present application and features of the embodiments may be combined with each other without conflict. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, and the described embodiments are merely some, rather than all, embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, are intended to fall within the scope of the present utility model.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.
Examples:
as shown in fig. 1-3, in this embodiment, a track-adjusting device based on a contact rail is provided, which includes:
jack device, pulley device and connecting device;
the ejection end of the jack device is connected with the pulley device through the connecting device;
the connecting device comprises a connecting sleeve and a connecting piece 1, one end of the connecting sleeve is connected with the pulley device, the other end of the connecting sleeve is connected with the ejection end of the jack device through the connecting piece, the connecting sleeve comprises a first connecting sleeve 7 and a second connecting sleeve 8, and a height adjusting device for adjusting the relative position between the first connecting sleeve 7 and the second connecting sleeve 8 is arranged between the first connecting sleeve 7 and the second connecting sleeve 8;
the pulley device comprises a pulley part 2, a pulley connecting frame and a connecting shaft 3, wherein the connecting shaft 3 is connected with the pulley connecting frame, the pulley part 2 is sleeved on the connecting shaft 3, the pulley connecting frame comprises a connecting bottom plate 4 and connecting side plates 5, the connecting side plates 5 are respectively arranged at two ends of the connecting bottom plate 4, the connecting shaft 3 is arranged between the two connecting side plates 5, a first bolt part 6 connected with the connecting shaft 3 is arranged on the connecting side plates 5, and the connecting bottom plate 4 is connected with a connecting sleeve.
Meanwhile, in this embodiment, the first connecting sleeve 7 and the second connecting sleeve 8 are tubular, one end of the first connecting sleeve 7 extends into the second connecting sleeve 8 and is in sliding fit with the second connecting sleeve 8, the height adjusting device is arranged in the first connecting sleeve 7, a plurality of clamping parts are arranged on the second connecting sleeve 8, and the height adjusting device is matched with the clamping parts at different positions on the second connecting sleeve 8 to enable the first connecting sleeve 7 to move relatively with the second connecting sleeve 8 and fix the first connecting sleeve.
Specifically, the height adjusting device comprises a triangular spring 9, two ends of the triangular spring 9 are respectively provided with a button piece 10, the button pieces 10 protrude out of the first connecting sleeve 7, the clamping part comprises at least two groups of button hole groups 11 arranged along the axial direction of the second connecting sleeve 8, and each group of button hole groups 11 comprises two button holes which can be matched with the two button pieces 10.
Specifically, the surface of the first connecting sleeve 7 is provided with an anti-rotation groove along the axial direction of the surface, the inner wall of the second connecting sleeve 8 is provided with an anti-rotation block 12 matched with the anti-rotation groove, and the other end of the first connecting sleeve 7 extends into the second connecting sleeve 8 and is installed through the anti-rotation groove.
In the structure of the height adjusting device, the relative position relation between the first connecting sleeve 7 and the second connecting sleeve 8 is adjusted by adjusting the positions of the button hole groups 11 and the button holes at different positions, so that the effect of adjusting the connecting sleeves is achieved. The height adjusting device can be used for adjusting the distance between the pulley device and the contact rail rapidly, and then the distance is further adjusted through the jack device, so that the pulley device can be fast attached to the contact rail surface, and the adjustment is convenient and rapid.
Specifically, the connecting piece is the second bolt spare, is equipped with connecting seat 13 on the second adapter sleeve 8, is equipped with on the connecting seat 13 with second bolt spare matched with screw thread through-hole, the second bolt spare passes through connecting seat 13 and is connected with the ejecting end of jack device.
In this embodiment, the jack device includes a first piston rod 14, a first cylinder 15, an oil tank 16, a pressure regulating device and a fixed base, the first piston rod 14 is movably matched with the first cylinder 15, the bottom end of the first cylinder 15 is connected with the oil tank 16, and the pressure regulating device is connected with the oil tank 16. Specifically, the pressure regulating device comprises a stop valve 17, a second piston rod 18, a second cylinder 19, a connecting sleeve 20 and a movable hinge piece 21; the oil tank 16 is connected with the stop valve 17 and the second cylinder 19, the second piston rod 18 is movably matched with the second cylinder 19, the top end surface of the second piston rod 18 is connected with the connecting sleeve 20, and the bottom of the connecting sleeve 20 is fixedly connected with the fixed base through the movable hinge piece 21. Wherein the first piston rod 14 is connected with the second connecting sleeve 8 through a connecting piece. In this embodiment, the first piston rod 14 is the ejection end of the jack device.
In the above structure, the first piston rod 14 is located at the bottom of the supporting point of the contact rail, a lever handle (not shown) is provided on the connecting sleeve 20, and by swinging the lever handle up and down, the second cylinder 19 and the second piston rod 18 move up and down to pressurize the oil tank 16, hydraulic oil in the oil tank 16 will flow up into the first cylinder 15, and the first piston rod 14 will push the pulley device up and close to the contact rail surface 22.
The device of the embodiment is connected to the top of the jack device through the pulley device, and the pulley device is tightly attached to the contact rail surface by utilizing the hydraulic transmission force of the jack device and exerts upward force to lift and unload force. In the use, when the offset force possibly caused by the unloading force, the pulley piece 2 can be stably moved through the rolling characteristic of the pulley piece, so that the problem that the jack is inclined and falls down due to the fact that the jack gravity center is offset caused by the increase of the contact surface and the friction force of a wood is used is solved, the problem that more manpower and material resources are needed for adjusting the contact rail offset is solved, and the safety and the equipment guarantee of adjusting the contact rail offset are improved.
Meanwhile, the components of the device of the embodiment are connected by bolts, so that the lifting function of the jack device is not affected and the device is convenient to carry, and is designed to be detachable. In the operation of contact rail adjustment and other operations, the rail adjusting device can reduce the inclined falling condition of the jack caused by friction force driving while ensuring the supporting capability, thereby greatly improving the reliability and safety of the operation of disassembling the contact rail.
The present utility model is not limited to the preferred embodiments, and any modifications, equivalent variations and modifications made to the above embodiments according to the technical principles of the present utility model are within the scope of the technical proposal of the present utility model.
Claims (10)
1. A track-adjusting device based on contact rails, comprising:
jack device, pulley device and connecting device;
the ejection end of the jack device is connected with the pulley device through the connecting device;
the connecting device comprises a connecting sleeve and a connecting piece, one end of the connecting sleeve is connected with the pulley device, the other end of the connecting sleeve is connected with the ejection end of the jack device through the connecting piece, the connecting sleeve comprises a first connecting sleeve and a second connecting sleeve, and a height adjusting device for adjusting the relative position between the first connecting sleeve and the second connecting sleeve is arranged between the first connecting sleeve and the second connecting sleeve;
the pulley arrangement includes a pulley member.
2. The track-laying device based on contact rails according to claim 1, further comprising a pulley connecting frame and a connecting shaft, wherein the connecting shaft is connected with the pulley connecting frame, and the pulley member is sleeved on the connecting shaft.
3. The track-adjusting device based on contact rails according to claim 2, wherein the pulley connecting frame comprises a connecting bottom plate and connecting side plates, the connecting side plates are respectively arranged at two ends of the connecting bottom plate, the connecting shaft is arranged between the two connecting side plates, a first bolt piece connected with the connecting shaft is arranged on the connecting side plates, and the connecting bottom plate is connected with the connecting sleeve.
4. The track-adjusting device based on the contact rail according to claim 1, wherein the first connecting sleeve and the second connecting sleeve are tubular, the other end of the first connecting sleeve extends into the second connecting sleeve and is in sliding fit with the second connecting sleeve, the height adjusting device is arranged in the first connecting sleeve, a plurality of clamping parts are arranged on the second connecting sleeve, and the height adjusting device enables the first connecting sleeve to move relatively with and fix the second connecting sleeve through matching with the clamping parts at different positions on the second connecting sleeve.
5. The track-adjusting device based on the contact rail according to claim 4, wherein the height adjusting device comprises a triangular spring, two ends of the triangular spring are respectively provided with a button piece, the button pieces protrude out of the first connecting sleeve, the clamping part comprises at least two groups of button hole groups arranged along the axial direction of the second connecting sleeve, and each group of button hole groups comprises two button holes which can be matched with the two button pieces.
6. The track-adjusting device based on the contact rail according to claim 5, wherein an anti-rotation groove is formed in the surface of the first connecting sleeve along the axial direction of the first connecting sleeve, an anti-rotation block matched with the anti-rotation groove is arranged on the inner wall of the second connecting sleeve, and the other end of the first connecting sleeve extends into the second connecting sleeve and is installed through the anti-rotation groove.
7. The track-adjusting device based on the contact rail according to claim 1, wherein the connecting piece is a second bolt piece, a connecting seat is arranged on the connecting sleeve, a threaded through hole matched with the second bolt piece is arranged on the connecting seat, and the second bolt piece passes through the connecting seat and is connected with the ejection end of the jack device.
8. The track-adjusting device based on the contact rail according to claim 1, wherein the jack device comprises a first piston rod, a first cylinder barrel, an oil tank, a pressure adjusting device and a fixed base, the first piston rod is movably matched with the first cylinder barrel, the bottom end of the first cylinder barrel is connected with the oil tank, and the pressure adjusting device is connected with the oil tank.
9. The contact rail-based track-adjusting device of claim 8, wherein the pressure-adjusting device comprises a shut-off valve, a second piston rod, a second cylinder, a connecting sleeve, a living hinge;
the oil tank with stop valve, second cylinder are connected, second piston rod and second cylinder clearance fit, the terminal surface and the connecting sleeve of second piston rod are connected, connecting sleeve's bottom is passed through movable hinge spare and unable adjustment base fixed connection.
10. The track-laying device based on contact rails according to claim 9, characterized in that the first piston rod is connected with the connecting sleeve by means of the connecting piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320354079.2U CN219339249U (en) | 2023-02-28 | 2023-02-28 | Rail adjusting device based on contact rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320354079.2U CN219339249U (en) | 2023-02-28 | 2023-02-28 | Rail adjusting device based on contact rail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219339249U true CN219339249U (en) | 2023-07-14 |
Family
ID=87108125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320354079.2U Active CN219339249U (en) | 2023-02-28 | 2023-02-28 | Rail adjusting device based on contact rail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219339249U (en) |
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2023
- 2023-02-28 CN CN202320354079.2U patent/CN219339249U/en active Active
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