CN112172615A

CN112172615A - Novel hanger

Info

Publication number: CN112172615A
Application number: CN202011203788.8A
Authority: CN
Inventors: 孟相君; 司马鹤然; 海辰天泽; 金煦丫
Original assignee: Luoyang Huolan Industrial Co ltd
Current assignee: Luoyang Huolan Industrial Co ltd
Priority date: 2020-11-02
Filing date: 2020-11-02
Publication date: 2021-01-05

Abstract

The invention discloses a novel dropper which comprises a dropper line (1), a contact line dropper line clamp (2) and a carrier cable dropper line clamp (3), wherein two ends of the dropper line (1) form a connecting ring (5) through a brake line clamp (4), the contact line dropper line clamp (2) and the carrier cable dropper line clamp (3) are respectively connected and provided with a slotted bearing (7) through symmetrically arranged connecting sheets (6), the slotted bearing (7) is sleeved and connected with the connecting ring (5), and two end parts of the dropper line (1) are respectively connected and provided with a head sealing pipe (8). Compared with the prior art, the invention has the advantages that: the novel dropper is convenient to install, high in fatigue resistance, good in current-carrying load performance and not prone to damage parts.

Description

Novel hanger

Technical Field

The invention relates to the field of electrified railway contact networks, in particular to a novel dropper.

Background

In high-speed electrified railway contact net equipment, whole dropper is one of vital components, and whole dropper both must satisfy bearing capacity requirement and ensure that the electric current normally passes in the chain-shaped hangs, and it has stronger fatigue resistance to guarantee. The height of a contact wire can be effectively controlled, so that the pantograph-catenary relationship is ensured to ensure the smooth current-carrying safe operation of a locomotive, most of railway power supply systems in China currently adopt a stamped current-carrying integral dropper introduced from Europe, and a heart-shaped retaining ring is adopted to connect the integral dropper with a composite hinged structural integral dropper. Such integral dropper is subject to design imperfections and drawbacks. At present, in a national railway power supply system, due to the fact that breakage of an integral hanger affects trains and power supply faults, serious potential safety hazards are brought to railway safe operation.

Disclosure of Invention

The invention aims to overcome the technical defects and provide a novel hanger which is convenient to install, strong in fatigue resistance, good in current-carrying load performance and not easy to damage parts.

In order to solve the technical problems, the technical scheme provided by the invention is as follows: the utility model provides a novel dropper, includes dropper line, contact wire dropper fastener and messenger wire dropper fastener, the dropper line both ends form the go-between through the brake fastener, contact wire dropper fastener and messenger wire dropper fastener are connected through the connection piece that the symmetry set up respectively and are equipped with the grooved bearing, the connection ring cup joints the grooved bearing, the both ends of dropper line are connected respectively and are equipped with the head-sealing pipe.

Compared with the prior art, the invention has the advantages that: adopt novel brake fastener to replace original adjustable anticreep bolt and bushing type crimping fastening sleeve, eliminate the whole dropper of contact net and the wearing and tearing of adjustable anticreep bolt, prevent the physical wearing and tearing of dropper in the operation in-process in advance, the life of extension dropper, eliminate and reduce equipment potential safety hazard and ensure the railway power supply unblocked, select to remove the power with physics and change the heart ring of whole dropper connecting portion into slotted bearing through the heart ring, slide through the bearing with the various damping vibration power that rings exist with the part of connecting portion and subtract the power removal, reduce and eliminate the wearing and tearing of the whole dropper of contact net with the connecting part, increase of service life eliminates and reduces equipment potential safety hazard and ensures that the railway power supply unblocked.

As an improvement, the contact wire dropper wire clamp comprises a contact wire clamp plate seat, a first gasket and a first washer with claws, one end, far away from a slotted bearing, of the connecting sheet is connected with the contact wire clamp plate seat, the first gasket and the first washer with claws through a first bolt, the assembly is convenient, the friction among all parts is reduced due to the arrangement of the gaskets, and the service life is prolonged.

As an improvement, the carrier cable dropper wire clamp comprises a carrier cable clamp plate seat, a second gasket and a second gasket with claws, one end, far away from the grooved bearing, of the connecting sheet is connected with the carrier cable clamp plate seat, the second gasket and the second gasket with claws through a second bolt, the two carrier cable clamp plate seats are arranged, the arc surfaces of the two carrier cable clamp plate seats are opposite to each other and form a carrier cable through hole, and a carrier cable is connected with the carrier cable dropper wire clamp through the carrier cable through hole, so that the replacement is more convenient, and parts are more convenient.

As an improvement, one end of the head sealing pipe, which is far away from the dropper line, is provided with a through hole, the head sealing pipe plays a role in limiting, and meanwhile, the through hole can be connected with a catenary dropper wire clamp or a contact wire dropper wire clamp to play a role in limiting and fixing.

The brake cable clamp comprises a chassis, a fixing plate and a fastening nut, the cross section of the chassis is U-shaped, at least one fastening bolt is arranged on the chassis along the length direction of the chassis, an outward convex arc is arranged on the side edge of the chassis corresponding to the fastening bolt, the fixing plate is matched with the chassis, a dropper wire is arranged in the chassis and bypasses the fastening bolt, the fixing plate is sleeved with the fastening bolt and is covered on the surface of the chassis, and the fastening bolt is connected and fixed through the fastening nut, so that the abrasion of the whole dropper of a contact net and the adjustable anti-drop bolt in the existing equipment is eliminated, the physical abrasion of the dropper in the operation process is prevented in advance, and the service life of the dropper is prolonged.

Drawings

Fig. 1 is a schematic structural diagram of a novel dropper.

Fig. 2 is a schematic structural view of a brake clip.

As shown in the figure: 1. the suspension wire comprises a suspension wire string, 2, a contact wire suspension wire clip, 3, a carrier cable suspension wire clip, 4, a brake wire clip, 5, a connecting ring, 6, a connecting sheet, 7, a grooved bearing, 8, a head sealing pipe, 9, a contact wire clip plate seat, 10, a gasket I, 11, a claw gasket I, 12, a bolt I, 13, a carrier cable clip plate seat, 14, a gasket II, 15, a claw gasket II, 16, a bolt II, 17, a carrier cable through hole, 18, a through hole, 19, a chassis, 20, a fixing piece, 21, a fastening nut, 22, a fastening bolt, 23 and an arc.

Detailed Description

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

With reference to the attached drawings 1-2, the novel dropper comprises a dropper line 1, a contact line dropper wire clamp 2 and a carrier cable dropper wire clamp 3, wherein two ends of the dropper line 1 form a connecting ring 5 through a brake wire clamp 4, the contact line dropper wire clamp 2 and the carrier cable dropper wire clamp 3 are respectively and fixedly connected with a slotted bearing 7 through connecting pieces 6 which are symmetrically arranged, the connecting ring 5 is sleeved with the slotted bearing 7, and two end parts of the dropper line 1 are respectively and fixedly connected with a head sealing pipe 8.

The contact line dropper wire clamp 2 comprises a contact wire clamp plate seat 9, a gasket I10 and a claw gasket I11, one end of the connecting sheet 6, which is far away from the grooved bearing 7, is conveniently connected and assembled with the contact wire clamp plate seat 9, the gasket I10 and the claw gasket I11 through a bolt I12, the gaskets are arranged to reduce friction among all parts, the service life is prolonged, the carrier cable dropper wire clamp 3 comprises two carrier cable clamp plate seats 13, a gasket II 14 and a claw gasket II 15, one end of the connecting sheet 6, which is far away from the grooved bearing 7, is connected with the carrier cable clamp plate seat 13, the gasket II 14 and the claw gasket II 15 through a bolt II 16, the two carrier cable clamp plate seats 13 are provided, the arc surfaces 23 of the two carrier cable clamp plate seats 13 are opposite to each other and form a carrier cable through hole 17, a carrier cable is connected with the carrier cable dropper wire clamp 3 through the carrier cable through hole 17, more conveniently, one end, which is far away from the string 1, of the head sealing pipe 8 is provided with a through hole 18, play limiting displacement through the seal head pipe 8, through-hole 18 can be connected fixedly with bolt 12 or bolt two 16, brake clamp 4 includes chassis 19, stationary blade 20 and

fastening nut

21, 19 cross-sections on chassis are the U type, 19 last edge chassis 19 length direction on chassis 19 is equipped with a fastening bolt 22 at least, the side on chassis 19 corresponds fastening bolt 22 and is equipped with outside bellied circular arc 23, stationary blade 20 matches the setting of chassis 19, the dropper line 1 is located and is walked around fastening bolt 22 in chassis 19, the stationary blade 20 cup joints fastening bolt 22 closing cap on chassis 19 surface to connect fixed fastening bolt 22 through fastening nut 21, through the position of the fixed dropper line 1 of setting up of brake clamp 4, difficult wearing and tearing have increased life simultaneously.

In the specific implementation of the invention, according to the brake cable clamp 4 shown in fig. 2, the suspension cable 1 passes through the symmetrically arranged brake cable clamps 4, and then continues to pass around the fastening bolt 22 arranged at the end to form the connecting ring 5, after the two ends of the suspension cable 1 are respectively connected with the head sealing pipe 8, the fixing piece 20 and the chassis 19 are fixedly connected with the fastening bolt 22 through the fastening nut 21, the connecting ring 5 is respectively sleeved into the symmetrically arranged grooved bearings 7, and the symmetrically arranged grooved bearings 7 are respectively fixedly connected with the contact line suspension cable clamp 2 and the carrier cable suspension cable clamp 3 by using the connecting piece 5.

The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. The utility model provides a novel dropper, includes dropper line (1), contact line dropper fastener (2) and messenger wire dropper fastener (3), its characterized in that: the two ends of the dropper line (1) form a connecting ring (5) through a brake wire clamp (4), the contact line dropper wire clamp (2) and the carrier cable dropper wire clamp (3) are respectively and fixedly connected with a slotted bearing (7) through connecting pieces (6) which are symmetrically arranged, the slotted bearing (7) is sleeved on the connecting ring (5), and two end parts of the dropper line (1) are respectively and fixedly connected with a head sealing pipe (8).

2. The novel dropper of claim 1, wherein: the contact line dropper wire clamp (2) comprises a contact wire clamp plate seat (9), a first gasket (10) and a first washer (11) with a claw, and one end, far away from the slotted bearing (7), of the connecting piece (6) is connected with the contact wire clamp plate seat (9), the first gasket (10) and the first washer (11) with the claw through a first bolt (12).

3. The novel dropper of claim 1, wherein: the carrier cable dropper wire clamp (3) comprises a carrier cable clamp plate seat (13), a second gasket (14) and a second gasket (15) with claws, one end, far away from the slotted bearing (7), of the connecting piece (6) is connected with the carrier cable clamp plate seat (13), the second gasket (14) and the second gasket (15) with claws through a second bolt (16), two carrier cable clamp plate seats (13) are arranged, and the arc (23) surfaces of the two carrier cable clamp plate seats (13) are opposite and form a carrier cable through hole (17).

4. The novel dropper of claim 1, wherein: and a through hole (18) is formed in one end, far away from the dropper wire (1), of the head sealing pipe (8).

5. The novel dropper of claim 1, wherein: brake fastener (4) are including chassis (19), stationary blade (20) and fastening nut (21), chassis (19) cross-section is the U type, be equipped with one fastening bolt (22) at least along chassis (19) length direction on chassis (19), the side on chassis (19) corresponds fastening bolt (22) and is equipped with outside bellied circular arc (23), stationary blade (20) match chassis (19) setting, hang string (1) and walk around fastening bolt (22) in locating chassis (19), stationary blade (20) cup joint fastening bolt (22) closing cap on chassis (19) surface to connect fixed fastening bolt (22) through fastening nut (21).