CN211809194U

CN211809194U - Steel contact net part anticorrosion structure

Info

Publication number: CN211809194U
Application number: CN202020413411.4U
Authority: CN
Inventors: 黎仕强; 郑波; 杜熙; 高诗乔; 曲键; 汪小锋; 康勋
Original assignee: CREEC Chengdu Survey Design and Research Co Ltd
Current assignee: CREEC Chengdu Survey Design and Research Co Ltd
Priority date: 2020-03-27
Filing date: 2020-03-27
Publication date: 2020-10-30
Anticipated expiration: 2030-03-27

Abstract

The utility model relates to a steel contact net part anticorrosion structure relates to electronic railway contact net technical field, including top board, bottom plate, fixed clamp splice and slip clamp splice, top board and bottom plate pass through bolted connection, the fixed clamp splice is fixed to be set up on the roof of bottom plate, be provided with the track on the roof of bottom plate, the slip clamp splice slides and sets up on the track, be provided with the spacing subassembly that is used for injecing slip clamp splice position on track and the slip clamp splice, the activity is provided with on the top board can with the clamp plate of electric wire butt, top board and clamp plate pass through the fastener fixed. The utility model discloses have and to carry out the effect that effectively presss from both sides tightly to the electric wire of different diameters size.

Description

Steel contact net part anticorrosion structure

Technical Field

The utility model belongs to the technical field of electronic railway connecting net technique and specifically relates to a steel contact net part anticorrosion structure is related to.

Background

Railway transportation is a major artery for economic development in China, and plays an important role in the economic development process of China. The overhead contact system is a high-voltage transmission line which is erected in a zigzag shape along the upper part of a steel rail and used for a pantograph to draw current in an electrified railway, is used as a main framework of a railway electrification project, is a special transmission line which is erected along the upper part of a railway line and used for supplying power to an electric locomotive, and consists of a contact suspension part, a supporting device, a positioning device, a support and a foundation. The contact net positioner is an important part in a contact net positioning device, wherein the positioner positions a contact line through a contact line positioning clamp.

Chinese patent with publication number CN205113052U discloses a high-speed rail contact net positioning cable clamp, which comprises an upper positioning clamp plate and a lower positioning clamp plate, wherein the plate bodies of the upper positioning clamp plate and the lower positioning clamp plate are respectively provided with through holes, fastening components are arranged in the through holes, the plate bodies of the upper positioning clamp plate and the lower positioning clamp plate are respectively provided with slotted holes, bosses are arranged in the slotted holes, the high-speed rail contact net positioning cable clamp further comprises grooves matched with the bosses for use, the grooves are arranged on positioning pins, and the upper ends of the positioning pins are connected with positioning sleeves. During the use, with recess and boss assembly together on the dowel, with last locating clip board and lower locating clip board fastening through fastening components, fix the dowel in two splint, and then fix locator and fixed fastener together.

The above prior art solutions have the following drawbacks: for electric wires with different diameters, the positioning wire clamps with different through holes need to be used for clamping, and the positioning wire clamps are only suitable for electric wires with one diameter and poor in universality.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a steel contact net part anticorrosion structure has the electric wire that can be to different diameters size and carries out effectively pressing from both sides tight advantage.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: the utility model provides a steel matter contact net part anticorrosion structure, includes top board, lower locating plate, fixed clamp splice and slip clamp splice, top board and lower locating plate pass through bolted connection, the fixed clamp splice is fixed to be set up on the roof of lower locating plate, be provided with the track on the roof of lower locating plate, the slip clamp splice slides and sets up on the track, be provided with the spacing subassembly that is used for injecing slip clamp splice position on track and the slip clamp splice, the activity is provided with on the top board can with the clamp plate of electric wire butt, top board and clamp plate pass through the fastener fixed.

Through adopting above-mentioned technical scheme, during the use, place the electric wire between fixed clamp splice and slip clamp splice to make electric wire and lower locating plate and fixed clamp splice butt. Then move the slip clamp splice on the track to make slip clamp splice and electric wire support tightly, inject the position of slip clamp splice through spacing subassembly, can fix the position of electric wire in the horizontal direction. Then the upper positioning plate and the lower positioning plate are fixedly connected through the bolts, the pressing plate is tightly abutted to the electric wire, and the position of the electric wire in the vertical direction can be fixed through the fixed connection of the fastening piece. The distance between the fixed clamping block and the sliding clamping block is adjustable through the sliding arrangement of the sliding clamping block, and the distance between the pressing plate and the lower positioning plate is adjustable through the movable arrangement of the pressing plate, so that the structure can effectively clamp electric wires with different diameters, and the universality is improved.

The present invention may be further configured in a preferred embodiment as: spacing subassembly includes first barb and second barb, the track includes first slide rail and second slide rail, and the second slide rail is fixed to be set up on the roof of locating plate down, first slide rail rotates with the pivot and sets up on locating plate down, the axial of pivot is perpendicular with locating plate down, first barb is fixed to be set up on the lateral wall that first slide rail is close to the second slide rail, the second barb is fixed to be set up on the lateral wall that the slip clamp splice is close to first slide rail, first barb can be with the second barb joint, be provided with the locating part that is used for injecing the pivot position down on the locating plate.

By adopting the technical scheme, when the sliding rail fixing device is used, the first sliding rail is rotated to enable the first sliding rail to be parallel to the second sliding rail, and the position of the rotating shaft is fixed through the limiting part, so that the position of the first sliding rail can be fixed. Then slide the clamp splice towards the direction that is close to fixed clamp splice with the slip clamp splice, first barb and second barb joint this moment supports the electric wire tightly, can fix the position of slip clamp splice, convenient operation.

The present invention may be further configured in a preferred embodiment as: the locating part is the spacer pin, the one side that the second slide rail was kept away from to the slip clamp splice is provided with the fixed plate, spacing hole has been seted up along the length direction of first slide rail to the axial of fixed plate, the spacer pin slides and wears to locate spacing downthehole, first slide rail is parallel with the second slide rail when the lateral wall butt of second slide rail is kept away from to spacer pin and first slide rail.

Through adopting above-mentioned technical scheme, during the use, rotate first slide rail and make first slide rail parallel with the second slide rail, then slide the spacer pin towards the direction that is close to fixed clamp splice, keep away from the lateral wall butt of second slide rail until spacer pin and first slide rail, can inject the position of first slide rail, convenient operation.

The present invention may be further configured in a preferred embodiment as: a spring for driving the limiting pin to move towards the direction close to the fixed clamping block is sleeved on the limiting pin, and a circular truncated cone is fixedly arranged at one end of the limiting pin, which is far away from the fixed clamping block; one end of the spring is abutted against the side wall, close to the fixed plate, of the circular truncated cone, and the other end of the spring is abutted against the side wall, close to the circular truncated cone, of the fixed plate.

Through adopting above-mentioned technical scheme, slide the spacer pin towards the direction of keeping away from the fixed clamp splice, the spring compression, then rotate first slide rail and make first slide rail and second slide rail parallel after, loosen the spacer pin, the elasticity that the spring compression produced orders about the spacer pin and moves towards the direction that is close to the fixed clamp splice automatically, until spacer pin and first slide rail butt, can fix the position of first slide rail, convenient operation.

The present invention may be further configured in a preferred embodiment as: the cover is equipped with and is used for driving about first slide rail along the direction pivoted torsional spring of keeping away from the second slide rail in the pivot, the one end and the lower locating plate fixed connection of torsional spring, the other end and first slide rail fixed connection.

Through adopting above-mentioned technical scheme, slide the spacer pin towards the direction of keeping away from fixed clamp splice until spacer pin and first slide rail separation, the torsion of torsional spring orders about first slide rail and rotates along the direction of keeping away from the second slide rail automatically to first barb and the separation of second barb time, thereby has removed the limiting action to the slip clamp splice, slides the slip clamp splice towards the direction of keeping away from fixed clamp splice, thereby is convenient for take out the electric wire from this structure.

The present invention may be further configured in a preferred embodiment as: the fastener is a screw rod, the screw rod is vertically threaded and rotatably penetrates through the upper positioning plate, and the pressing plate is fixedly arranged at one end, close to the lower positioning plate, of the screw rod.

Through adopting above-mentioned technical scheme, rotatory screw rod makes the screw rod move down, and the clamp plate moves down thereupon, supports the electric wire tightly until the clamp plate, can inject the position of electric wire in vertical direction, convenient operation.

The present invention may be further configured in a preferred embodiment as: the top wall of the lower positioning plate is provided with a T-shaped groove along the length direction of the rail, a T-shaped block is fixedly arranged at the bottom of the sliding clamping block, and the T-shaped block is arranged in the T-shaped groove in a sliding mode.

Through adopting above-mentioned technical scheme, the cooperation in T-shaped piece and T-shaped groove prevents effectively that the slip clamp splice from breaking away from down the locating plate.

The present invention may be further configured in a preferred embodiment as: and rubber pads are arranged on the two side walls of the fixed clamping block and the sliding clamping block, which are close to each other.

Through adopting above-mentioned technical scheme, the setting of rubber pad has reduced the damage of fixed clamp splice and slip clamp splice to the electric wire.

To sum up, the utility model discloses a following beneficial technological effect has:

1. the sliding arrangement of the sliding clamping block enables the distance between the fixed clamping block and the sliding clamping block to be adjustable, and the movable arrangement of the pressing plate enables the distance between the pressing plate and the lower positioning plate to be adjustable, so that the structure can effectively clamp electric wires with different diameters, and the universality is improved;

2. the screw rod is rotated to move the screw rod downwards, and the pressing plate moves downwards along with the screw rod until the pressing plate tightly presses the electric wire, so that the position of the electric wire in the vertical direction can be limited, and the operation is convenient;

3. the cooperation of T-shaped piece and T-shaped groove prevents effectively that the slip clamp splice from breaking away from down the locating plate.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of a part of the structure of the present invention.

Reference numerals: 1. an upper positioning plate; 11. a bolt; 12. a threaded hole; 2. a lower positioning plate; 21. a T-shaped slot; 22. a fixing plate; 221. a limiting hole; 3. fixing the clamping block; 31. a rubber pad; 4. a sliding clamping block; 41. a T-shaped block; 5. a track; 51. a first slide rail; 511. a rotating shaft; 512. a torsion spring; 52. a second slide rail; 6. a limiting component; 61. a first barb; 62. a second barb; 7. a spacing pin; 71. a circular truncated cone; 72. a stopper; 73. a spring; 8. a screw; 81. a handle; 82. pressing a plate; 821. a rubber circular plate; 9. an electric wire.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, for the utility model discloses a steel contact net part anticorrosion structure, including top board 1, bottom plate 2, fixed clamp splice 3 and slip clamp splice 4, top board 1 and bottom plate 2 are square plate, and fixed clamp splice 3 and slip clamp splice 4 are square piece. The fixed clamping block 3 is fixedly arranged on the top wall of the lower positioning plate 2 and is close to one end of the lower positioning plate 2. All parts in this embodiment are made of metal materials (except parts made of rubber materials), the surfaces of the metal parts are provided with organic coatings, and the organic coatings take modified epoxy resin and modified fluorocarbon resin as main components and have long-acting anticorrosion performance.

Referring to fig. 1 and 2, a rail 5 is disposed on a top wall of the lower positioning plate 2, the rail 5 includes a first slide rail 51 and a second slide rail 52, and both the first slide rail 51 and the second slide rail 52 are square bars. The second slide rail 52 is fixedly arranged on the top wall of the lower positioning plate 2, the length directions of the first slide rail 51 and the second slide rail 52 are both parallel to the length direction of the lower positioning plate 2, and the sliding clamping block 4 is horizontally arranged between the first slide rail 51 and the second slide rail 52 in a sliding manner. The bottom of slip clamp splice 4 is fixed and is provided with T-shaped piece 41, and the roof of lower locating plate 2 has seted up T-shaped groove 21 along the length direction of lower locating plate 2, and T-shaped piece 41 and T-shaped groove 21 looks adaptation, slip clamp splice 4 slip set up in T-shaped groove 21. Two ends of the T-shaped groove 21 are closed to prevent the sliding clamping block 4 from separating from the lower positioning plate 2. All be provided with rubber pad 31 on the mutual lateral wall that is close to of fixed clamp splice 3 and slip clamp splice 4, rubber pad 31 adopts rubber materials to make for reduce the damage of electric wire 9, also improved the tight effect of clamp of fixed clamp splice 3 and slip clamp splice 4.

Referring to fig. 1 and 2, a limiting component 6 for limiting the position of the sliding clamping block 4 is arranged on the first rail 5 and the sliding clamping block 4, the limiting component 6 comprises a first barb 61 and a second barb 62, and the first barb 61 and the second barb 62 are both made of metal elastic materials and have certain elasticity. First barb 61 is fixed to be set up on first slide rail 51 is close to the lateral wall of second slide rail 52, and second barb 62 is fixed to be set up on the lateral wall that slip clamp splice 4 is close to first slide rail 51, and first barb 61 can with second barb 62 joint.

Referring to fig. 1 and 2, the first slide rail 51 is rotatably disposed on the lower positioning plate 2 by a rotating shaft 511, the rotating shaft 511 is a circular shaft, and the axial direction of the rotating shaft 511 is perpendicular to the lower positioning plate 2. The rotating shaft 511 is sleeved with a torsion spring 512 for driving the first slide rail 51 to rotate along a direction away from the second slide rail 52, one end of the torsion spring 512 is fixedly connected with the lower positioning plate 2, and the other end is fixedly connected with the first slide rail 51.

Referring to fig. 1 and 2, a limit pin 7 for limiting the position of the first slide rail 51 is fixedly disposed on the lower positioning plate 2, where the limit pin 7 is a square pin. The top wall of the lower positioning plate 2 is fixedly provided with a fixing plate 22, the fixing plate 22 is a square plate, and the fixing plate 22 is located on one side of the sliding clamping block 4 away from the fixing clamping block 3. The side wall of the fixing plate 22 far from the fixing clamping block 3 is provided with a limiting hole 221 along the length direction of the T-shaped groove 21, the limiting hole 221 is a square hole, and the limiting hole 221 penetrates through the fixing plate 22. The limit pin 7 is slidably disposed through the limit hole 221, and when the limit pin 7 abuts against the side wall of the first slide rail 51 far from the second slide rail 52, the first barb 61 can be clamped with the second barb 62.

Referring to fig. 1 and 2, a circular truncated cone 71 is fixedly arranged at one end of the limiting pin 7 away from the fixed clamping block 3, and the diameter of the circular truncated cone 71 is larger than the side length of the limiting hole 221. The stop 72 is fixedly arranged at one end, close to the fixed clamping block 3, of the limiting pin 7, the stop 72 is a square block, the side length of the stop 72 is larger than that of the limiting hole 221, and the stop 72 is used for effectively preventing the limiting pin 7 from being separated from the limiting hole 221. The limiting pin 7 is sleeved with a spring 73 used for driving the limiting pin 7 to move towards the direction close to the fixed clamping block 3, one end of the spring 73 is fixedly connected with the side wall of the round table 71 close to the fixed plate 22, and the other end of the spring 73 is fixedly connected with the side wall of the fixed plate 22.

Referring to fig. 1 and 2, one end of the upper positioning plate 1 is hinged to the fixed clamping block 3 by a hinge (not shown), and the other end of the upper positioning plate is connected to the lower positioning plate 2 by a bolt 11 after abutting against the top wall of the sliding clamping block 4. The top wall of the upper positioning plate 1 is provided with a threaded hole 12 along the vertical direction, and a screw 8 is arranged in the threaded hole 12 in a threaded rotation mode. A handle 81 is fixedly arranged at one end of the screw 8 far away from the lower positioning plate 2, and a pressing plate 82 used for limiting the vertical position of the electric wire 9 is fixedly arranged at one end of the screw 8 far away from the handle 81. One end of the pressing plate 82, which is far away from the screw 8, is provided with a rubber round plate 821, and the rubber round plate 821 is made of a rubber material and used for reducing damage of the pressing plate 82 and the electric wire 9.

The implementation principle of the embodiment is as follows: when the electric wire fixing clamp is used, the electric wire 9 is placed between the fixed clamping block 3 and the sliding clamping block 4, and the electric wire 9 is abutted to the lower positioning plate 2 and the fixed clamping block 3. The first slide rail 51 is rotated to make the first slide rail 51 parallel to the second slide rail 52, and then the limit pin 7 slides towards the direction close to the fixed clamping block 3 until the limit pin 7 abuts against the side wall of the first slide rail 51 far from the second slide rail 52, so that the position of the first slide rail 51 can be limited. Then slide clamp splice 4 towards the direction that is close to fixed clamp splice 3 and slide until slide clamp splice 4 supports electric wire 9 tightly, first barb 61 and second barb 62 joint this moment, can fix the position of slide clamp splice 4 to fixed electric wire 9 is in the position of horizontal direction, convenient operation.

Then the upper positioning plate 1 is rotated, the upper positioning plate 1 is abutted to the sliding clamping block 4, and the upper positioning plate 1 and the lower positioning plate 2 are fixedly connected through the bolt 11. The screw rod 8 is rotated to move the screw rod 8 downwards, and the pressing plate 82 moves downwards along with the screw rod 8 until the pressing plate 82 tightly presses the electric wire 9, so that the position of the electric wire 9 in the vertical direction can be limited, and the operation is convenient. The distance between the fixed clamping block 3 and the sliding clamping block 4 is adjustable through the sliding arrangement of the sliding clamping block 4, and the distance between the pressing plate 82 and the lower positioning plate 2 is adjustable through the movable arrangement of the pressing plate 82, so that the structure can effectively clamp wires 9 with different diameters, and the universality is improved.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a steel matter contact net part anticorrosion structure, includes locating plate (1) and lower locating plate (2), locating plate (1) and lower locating plate (2) are connected its characterized in that through bolt (11): still include fixed clamp splice (3) and slip clamp splice (4), fixed clamp splice (3) are fixed to be set up on the roof of locating plate (2) down, be provided with track (5) on the roof of locating plate (2) down, slip clamp splice (4) slide and set up on track (5), be provided with spacing subassembly (6) that are used for injecing slip clamp splice (4) position on track (5) and slip clamp splice (4), go up the activity on locating plate (1) and be provided with clamp plate (82) that can with electric wire (9) butt, it is fixed that go up locating plate (1) and clamp plate (82) pass through the fastener.

2. The steel material contact net part anticorrosion structure of claim 1, wherein: spacing subassembly (6) are including first barb (61) and second barb (62), track (5) are including first slide rail (51) and second slide rail (52), and second slide rail (52) are fixed to be set up on the roof of locating plate (2) down, first slide rail (51) rotate with pivot (511) and set up under on locating plate (2), the axial of pivot (511) is perpendicular with locating plate (2) down, first barb (61) are fixed to be set up on first slide rail (51) are close to the lateral wall of second slide rail (52), second barb (62) are fixed to be set up on the lateral wall that first slide rail (51) are close to in slip clamp splice (4), first barb (61) can with second barb (62) joint, be provided with the locating part that is used for injecing pivot (511) position down on locating plate (2).

3. The steel material contact net part anticorrosion structure of claim 2, wherein: the locating part is stop pin (7), one side that second slide rail (52) were kept away from in slip clamp splice (4) is provided with fixed plate (22), spacing hole (221) have been seted up along the length direction of first slide rail (51) to the axial of fixed plate (22), stop pin (7) slide and wear to locate in spacing hole (221), first slide rail (51) are parallel with second slide rail (52) when the lateral wall butt of second slide rail (52) is kept away from with first slide rail (51) in stop pin (7).

4. The steel material contact net part anticorrosion structure of claim 3, wherein: a spring (73) for driving the limiting pin (7) to move towards the direction close to the fixed clamping block (3) is sleeved on the limiting pin (7), and a circular truncated cone (71) is fixedly arranged at one end, far away from the fixed clamping block (3), of the limiting pin (7); one end of the spring (73) is abutted against the side wall, close to the fixed plate (22), of the circular truncated cone (71), and the other end of the spring is abutted against the side wall, close to the circular truncated cone (71), of the fixed plate (22).

5. The steel material contact net part anticorrosion structure of claim 4, wherein: the rotating shaft (511) is sleeved with a torsional spring (512) which is used for driving the first sliding rail (51) to rotate along the direction away from the second sliding rail (52), one end of the torsional spring (512) is fixedly connected with the lower positioning plate (2), and the other end of the torsional spring is fixedly connected with the first sliding rail (51).

6. The steel material contact net part anticorrosion structure of claim 1, wherein: the fastener is a screw rod (8), the vertical threads of the screw rod (8) rotate to penetrate through the upper positioning plate (1), and the pressing plate (82) is fixedly arranged at one end, close to the lower positioning plate (2), of the screw rod (8).

7. The steel material contact net part anticorrosion structure of claim 1, wherein: the top wall of the lower positioning plate (2) is provided with a T-shaped groove (21) along the length direction of the rail (5), a T-shaped block (41) is fixedly arranged at the bottom of the sliding clamping block (4), and the T-shaped block (41) is arranged in the T-shaped groove (21) in a sliding mode.

8. The steel material contact net part anticorrosion structure of claim 1, wherein: and rubber pads (31) are arranged on two side walls of the fixed clamping block (3) and the sliding clamping block (4) which are close to each other.