CN218232995U - Maintenance device for anti-drop protection rail of overhead line - Google Patents
Maintenance device for anti-drop protection rail of overhead line Download PDFInfo
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- CN218232995U CN218232995U CN202221398356.1U CN202221398356U CN218232995U CN 218232995 U CN218232995 U CN 218232995U CN 202221398356 U CN202221398356 U CN 202221398356U CN 218232995 U CN218232995 U CN 218232995U
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- steel rail
- rotating
- clamping piece
- rod
- rail
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Abstract
The utility model discloses an overhead line anti-drop protection rail maintenance device, which comprises a clamping mechanism, a rotating mechanism and a limiting mechanism; the clamping mechanism comprises a first steel rail clamping piece and a second steel rail clamping piece which are matched with each other, and the first steel rail clamping piece is connected with the second steel rail clamping piece through a connecting bolt; the rotating mechanism is arranged on the clamping mechanism and is connected with the second steel rail clamping piece through a rotating handle and a connecting shaft; the limiting mechanism is arranged at the tail end of the rotating mechanism and is matched with the guard rail bolt for use; this device passes through clamping mechanism, slewing mechanism and stop gear's setting, can fix the guardrail bolt between anticreep guardrail and the rail non-working limit when using, is convenient for take off the guardrail nut, has simple to use convenience, fixed effectual characteristics.
Description
Technical Field
The utility model belongs to the technical field of the track maintenance of equipment, concretely relates to overhead line anticreep guardrail dimension protects device.
Background
In recent years, with the doubled and enlarged urban scale of China, the problem of backward infrastructure appears, and the contradiction between urban transportation and transportation is increasingly prominent; the subway plays an increasingly important role in widening urban space, building urban rapid three-dimensional traffic networks and improving urban traffic environment by virtue of the advantages of safety, punctuality and rapidness; subway projects are actively planned and constructed in all big cities in China according to the requirements of urban sustainable development and urban traffic healthy development;
at present, in the construction process of an overhead line of a subway, an anti-drop guard rail bolt needs to be fastened and then integrally welded on a support, the guard rail bolt is often loosened under the action of vibration load of a train in the operation process, but the distance between the anti-drop guard rail and a non-working edge of a steel rail is only 85mm, and the bolt is positioned in a clamping groove 40mm below the guard rail, so that the screw of the guard rail cannot be clamped by the existing tool, the screw coaxially rotates during fastening of the bolt, and the loosened bolt cannot be fastened; the existing tools and instruments are used for solving the problems, the bracket of the whole anti-drop guard rail and the anti-drop guard rail can only be integrally disassembled, and the bracket is installed in place after a bolt is tightened, so that the method cannot be implemented due to the limitation of the time of a subway operation point;
therefore, it is desirable to design an apparatus for maintaining an overhead line anti-derailment protection rail to solve the above-mentioned problems of the prior art.
Disclosure of Invention
To the defect that above-mentioned prior art exists, the utility model aims to provide an overhead line anticreep guardrail maintenance device, this device pass through clamping mechanism, slewing mechanism and stop gear's setting, can fix the guardrail bolt between anticreep guardrail and the rail non-work limit when using, are convenient for take off the guardrail nut, have convenient to use, fixed effectual characteristics.
In order to achieve the above object, the utility model adopts the following technical scheme:
an overhead line anti-drop protection rail maintenance device comprises a clamping mechanism, a rotating mechanism and a limiting mechanism;
the clamping mechanism comprises a first steel rail clamping piece and a second steel rail clamping piece which are matched with each other, and the first steel rail clamping piece is connected with the second steel rail clamping piece through a connecting bolt;
the rotating mechanism is arranged on the clamping mechanism and is connected with the second steel rail clamping piece through a rotating handle and a connecting shaft;
the limiting mechanism is arranged at the tail end of the rotating mechanism and is matched with the guard rail bolt for use.
Preferably, a rail lock handle is further arranged on the first rail clamping piece, and the rail lock handle is matched with the rail for use.
Preferably, the first steel rail clamping piece and the second steel rail clamping piece are both provided with connecting plates, and connecting holes are formed in the connecting plates and matched with connecting bolts for use.
Preferably, the second steel rail clamping piece is further symmetrically provided with mounting plates, the rotating mechanism is rotatably mounted between the two mounting plates through a bearing and a connecting shaft, and the rotating handle is mounted at the tail end of the connecting shaft.
Preferably, the limiting mechanism is of a 1/2 hexagonal nut structure, and a clamping groove arranged between clamping plates on two sides of the limiting mechanism is matched with the guard rail bolt for use.
Preferably, the rotating mechanism comprises a first rotating rod, a second rotating rod and a telescopic rod, the first rotating rod is rotatably installed on the second steel rail clamping piece through a connecting shaft, the second rotating rod is connected with the first rotating rod through a rotating connecting plate, and the telescopic rod is arranged between the second rotating rod and the first rotating rod.
Preferably, the telescopic link include rod cover, rod core and loop bar head, loop bar head spiro union is installed at rod cover tip, rod core movable sleeve is established in the rod cover, and the cover is equipped with the spring on the rod core, the spring uses with the clamping ring cooperation that sets up at the rod core afterbody.
The utility model has the advantages that: the utility model discloses an overhead line anticreep guardrail dimension protects device, compared with the prior art, the utility model discloses an improvement part lies in:
the utility model discloses an overhead line anticreep guardrail maintenance device, including clamping mechanism, slewing mechanism and stop gear, can be with this device slidable mounting on the rail through clamping mechanism during the use, adjust slewing mechanism through rotating the handle and rotate, utilize stop gear to carry out the chucking fixed to the guardrail bolt, can effectively prevent the coaxial rotation of guardrail bolt in the fastening guardrail nut process, be convenient for fasten the guardrail bolt; the fixing device can be used in a small space, effectively solves the problem that conventional machinery is difficult to operate, and has the advantages of being simple and convenient to use and good in fixing effect.
Drawings
Fig. 1 is a sectional view of the anti-drop guard rail and the steel rail after being installed.
Fig. 2 is a cross-sectional view of the utility model of overhead line anticreep guard rail maintenance device during use.
Fig. 3 is the structural schematic diagram of the overhead line anti-drop protection rail maintenance device of the present invention.
Fig. 4 is a schematic structural view of the telescopic rod of the present invention.
Wherein: 1. the rail comprises a steel rail, 2 parts of a guard rail, 3 parts of a guard rail bolt, 4 parts of a clamping mechanism, 41 parts of a first steel rail clamping piece, 42 parts of a connecting plate, 43 parts of a connecting bolt, 44 parts of a mounting plate, 45 parts of a second steel rail clamping piece, 45 parts of a rotating handle, 6 parts of a rotating mechanism, 61 parts of a first rotating rod, 62 parts of a second rotating rod, 63 parts of a rotating connecting plate, 64 parts of a telescopic rod, 641 parts of a rod sleeve, 642 parts of a rod core, 643 parts of a sleeve rod head, 644 parts of a spring, 645 parts of a pressing ring, 7 parts of a limiting mechanism, 8 parts of a steel rail locking handle, 9 parts of a guard rail nut and 10 parts of a bearing.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution of the present invention is further described below with reference to the accompanying drawings and embodiments.
Example 1: referring to fig. 1-4, the maintenance device for the anti-drop protection rail of the overhead line comprises a clamping mechanism 4, a rotating mechanism 6 and a limiting mechanism 7;
the clamping mechanism 4 comprises a first steel rail clamping piece 41 and a second steel rail clamping piece 45, the first steel rail clamping piece 41 and the second steel rail clamping piece 45 are symmetrically arranged and connected through a connecting bolt 43, and a steel rail clamping groove used for clamping the steel rail 1 is formed between the first steel rail clamping piece 41 and the second steel rail clamping piece 45;
the rotating mechanism 6 is arranged on the clamping mechanism 4 and is connected with the second steel rail clamping piece 45 through a rotating handle 5 and a connecting rotating shaft, and the rotating mechanism 6 is rotated through the rotating handle 5 when the device is used;
stop gear 7 sets up at slewing mechanism 6's end, and uses with the cooperation of guardrail bolt 3, utilizes stop gear 7 to fix guardrail bolt 3 during the use.
Preferably, in order to position the device on the steel rail 1 in the using process, the first steel rail clamping piece 41 is further provided with a steel rail locking handle 8, when the device is used, the steel rail locking handle 8 is rotated to be tightly pressed against the steel rail 1, the position of the device on the steel rail 1 is positioned, and the handle 5 is convenient to rotate to fix the rail protection bolt 3.
Preferably, in order to facilitate the connection between the first rail clamping member 41 and the second rail clamping member 45, a connecting plate 42 is disposed on each of the first rail clamping member 41 and the second rail clamping member 45, a connecting hole is disposed on the connecting plate 42 to cooperate with the connecting bolt 43, and the first rail clamping member 41 and the second rail clamping member 45 are connected through the connecting bolt 43 during installation.
Preferably, in order to facilitate installation of the rotating mechanism 6, the second rail clamping member 45 is further symmetrically provided with mounting plates 44, the rotating mechanism 6 is rotatably installed between the two mounting plates 44 through the bearing 10 and the connecting shaft, the rotating handle 5 is installed at the tail end of the connecting shaft, and when the rotating mechanism 6 is used, the rotating mechanism 6 is driven to rotate by rotating the rotating handle 5.
Preferably, stop gear 7 be used for fixing guardrail bolt 3 and fix, convenient to detach sets up guardrail nut 9 in the guardrail bolt 3 outside, stop gear 7 is 1/2 hexagon nut structure, fixes guardrail bolt 3 through the draw-in groove between the cardboard of both sides during the use.
This embodiment overhead line anticreep guardrail dimension protects use of device and theory of use includes: first before using, utilize connecting bolt 43 to install first rail holder 41 and second rail holder 45 in the both sides of rail 1, then promote this device as required and slide on rail 1, when the drawing bag needs fixed position, it makes its top tight on rail 1 to rotate rail lock handle 8, fix a position this device position on rail 1, after the location is accomplished, rotate rotation handle 5, make the preceding tip card of guardrail bolt 3 go into stop gear 7 in the draw-in groove, the realization is to guardrail bolt 3 fixed, rotate guardrail nut 9 through the handle at last, fasten guardrail nut 9.
Example 2: different from the embodiment 1, because the front end of the guard rail bolt 3 is located in a smaller space, in order to prevent the rotating mechanism 6 from being locked in the front groove of the guard rail bolt 3 when in use, the rotating mechanism 6 comprises a first rotating rod 61, a second rotating rod 62 and an expansion link 64, wherein the first rotating rod 61 is rotatably mounted on the second steel rail clamping piece 45 through a connecting shaft, the second rotating rod 62 is connected with the first rotating rod 61 through a rotating connecting plate 63, the expansion link 64 is arranged at the connecting part between the second rotating rod 62 and the first rotating rod 61, and when in use, the expansion link 64 is used for adjusting the relative rotation between the first rotating rod 61 and the second rotating rod 62.
Preferably, the telescopic rod 64 comprises a rod cover 641, a rod core 642 and a rod cover 643, the rod cover 643 is threadedly mounted at the end of the rod cover 641, the rod core 642 is movably sleeved in the rod cover 641 and moves along the inner cavity of the rod cover 641, a spring 644 is sleeved on the rod core 642, the spring 644 is matched with a pressing ring 645 arranged at the tail of the rod core 642, and the spring 644 is compressed by the pressing ring 645 during use.
The foregoing shows and describes the basic principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides an overhead line anticreep guardrail dimension protects device which characterized in that: comprises a clamping mechanism, a rotating mechanism and a limiting mechanism;
the clamping mechanism comprises a first steel rail clamping piece and a second steel rail clamping piece which are matched with each other, and the first steel rail clamping piece is connected with the second steel rail clamping piece through a connecting bolt;
the rotating mechanism is arranged on the clamping mechanism and is connected with the second steel rail clamping piece through a rotating handle and a connecting shaft;
the limiting mechanism is arranged at the tail end of the rotating mechanism and is matched with the guard rail bolt for use.
2. The overhead line anti-drop guard rail maintenance device according to claim 1, characterized in that: the first steel rail clamping piece is further provided with a steel rail locking handle, and the steel rail locking handle is matched with a steel rail for use.
3. The overhead line anti-drop guard rail maintenance device according to claim 1, characterized in that: the first steel rail clamping piece and the second steel rail clamping piece are both provided with connecting plates, and connecting holes are formed in the connecting plates and are matched with connecting bolts for use.
4. The overhead line derailment prevention and protection rail maintenance device according to claim 3, wherein: the second steel rail clamping piece is further symmetrically provided with mounting plates, the rotating mechanism is rotatably mounted between the two mounting plates through a bearing and a connecting shaft, and the rotating handle is mounted at the tail end of the connecting shaft.
5. The overhead line derailment prevention rail maintenance device of claim 1, wherein: the limiting mechanism is of a 1/2 hexagon nut structure, and the clamping grooves formed between the clamping plates on the two sides of the limiting mechanism are matched with the guard rail bolts.
6. The overhead line anti-drop guard rail maintenance device according to claim 1, characterized in that: the rotating mechanism comprises a first rotating rod, a second rotating rod and a telescopic rod, the first rotating rod is rotatably installed on the second steel rail clamping piece through a connecting shaft, the second rotating rod is connected with the first rotating rod through a rotating connecting plate, and the telescopic rod is arranged between the second rotating rod and the first rotating rod.
7. The overhead line derailment prevention and protection rail maintenance device according to claim 6, wherein: the telescopic link include rod cover, rod core and loop bar head, loop bar head spiro union is installed at the rod cover tip, rod core movable sleeve is established in the rod cover, and the cover is equipped with the spring on the rod core, the spring uses with the clamping ring cooperation that sets up at the rod core afterbody.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221398356.1U CN218232995U (en) | 2022-06-07 | 2022-06-07 | Maintenance device for anti-drop protection rail of overhead line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221398356.1U CN218232995U (en) | 2022-06-07 | 2022-06-07 | Maintenance device for anti-drop protection rail of overhead line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218232995U true CN218232995U (en) | 2023-01-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221398356.1U Active CN218232995U (en) | 2022-06-07 | 2022-06-07 | Maintenance device for anti-drop protection rail of overhead line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218232995U (en) |
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2022
- 2022-06-07 CN CN202221398356.1U patent/CN218232995U/en active Active
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