CN216214712U

CN216214712U - A turn round a instrument for installation of track traffic contact line

Info

Publication number: CN216214712U
Application number: CN202122349343.7U
Authority: CN
Inventors: 张敏; 赵泽浩; 吴德明; 王全胜
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-27
Filing date: 2021-09-27
Publication date: 2022-04-05
Anticipated expiration: 2031-09-27

Abstract

The utility model relates to the technical field of rail transit, and discloses a surface twisting tool for installing a rail transit contact line, which comprises a first surface twisting device and a second surface twisting device, wherein the first surface twisting device and the second surface twisting device are fixedly connected through a third bolt; the first surface twisting device comprises a first fixing plate, a first clamping plate is arranged on one side of the first fixing plate, the first fixing plate is connected with the first clamping plate through a first bolt, and a first spring is sleeved on the first bolt. According to the utility model, the first twister and the second twister are installed together through the third bolt, so that two first biting teeth and two second biting teeth can be effectively positioned at the same height, the first contact line and the groove of the second contact line are ensured to be positioned at the same height, and the first spring and the second spring are arranged, so that the first biting teeth and the second biting teeth can be conveniently opened, and the tool can be quickly dismounted from the contact line.

Description

A turn round a instrument for installation of track traffic contact line

Technical Field

The utility model relates to the technical field of rail transit, in particular to a surface twisting tool for installing a rail transit contact line.

Background

The rail transit contact line is a device which is arranged above a train running section, is contacted with a train through a pantograph and supplies 1500V high-voltage direct current to the train for driving the train to operate and using electricity by equipment on the train. The existing rail transit contact wires in China are generally installed and adjusted in an overhead section in a mounting mode of a double-bearing double-guide contact net full-compensation chain-shaped suspension mode, namely two contact wires are simultaneously contacted with a pantograph by using two carrier cables, and the continuous and stable power supply of a train is ensured under a relatively severe external environment.

In order to ensure that the heights of the two contact wires are the same, electrical connection equipment such as a dropper and the like needs to be additionally arranged between the contact wires and the carrier cable, but in the installation and adjustment process, the two contact wires often have twisted surfaces, grooves are not on the same plane, and parts or equipment cannot be accurately installed on the two contact wires at the same time. The prior situation that the prior art uses tools such as pliers to forcibly correct the contact line causes great surface damage to the contact line, the pantograph and the contact line are in poor contact to generate electric arcs, and then the contact line is damaged. At this time, a novel tool is urgently needed to quickly keep two contact lines at the same height, so that the installation of electric connecting lines such as a dropper and the like is facilitated.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a surface twisting tool for installing a rail transit contact line, which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

a surface twisting tool for installing a rail transit contact line comprises a first surface twisting device and a second surface twisting device, wherein the first surface twisting device and the second surface twisting device are fixedly connected through a third bolt;

the first dough twisting device comprises a first fixing plate, a first clamping plate is arranged on one side of the first fixing plate, the first fixing plate is connected with the first clamping plate through a first bolt, a first spring is sleeved on the first bolt, and the first spring is located between the first fixing plate and the first clamping plate;

the second dough twisting device comprises a second fixing plate, a second clamping plate is arranged on one side of the second fixing plate, the second fixing plate is connected with the second clamping plate through a second bolt, a second spring is sleeved on the second bolt, and the second spring is located between the second fixing plate and the second clamping plate;

a first contact line is arranged between the first fixing plate and the first clamping plate, and a second contact line is arranged between the second fixing plate and the second clamping plate.

Furthermore, two grooves are formed in the lower ends of the first contact line and the second contact line; first biting teeth are arranged on the first fixing plate and the second fixing plate, second biting teeth are arranged on the first clamping plate and the second clamping plate, and the grooves are respectively clamped between two adjacent first biting teeth and two second biting teeth.

Furthermore, first fixed plate and one side bottom of second fixed plate all weld first sleeve, first pinch-off blades and one side bottom of second pinch-off blades all weld two second sleeves, and first sleeve is located between two second sleeves, first sleeve and two second sleeve inside pegs graft of first turn round face ware have first pin, the first sleeve of second turn round face ware and two inside pegs graft of second sleeve have the second pin, first fixed plate is articulated through first pin with first pinch-off blades, the second fixed plate is articulated through the second pin with the second pinch-off blades.

Further, the bolt hole has all been seted up to the intermediate position of first fixed plate and second fixed plate, the through-hole has all been seted up to the intermediate position of first clamp plate and second clamp plate, first bolt passes the through-hole and the bolt hole threaded connection of first face ware of turning round, the second bolt passes the through-hole and the bolt hole threaded connection of second face ware of turning round.

Further, the bottom ends of the first fixing plate and the second fixing plate are fixedly provided with handles, the structure of the second fixing plate is completely the same as that of the first fixing plate, and the structure of the first clamping plate is completely the same as that of the second clamping plate.

Furthermore, a connecting plate is installed at one end of the first fixing plate and one end of the second fixing plate, two threaded pipes are installed on the connecting plate, internal threads of the two threaded pipes penetrate through the two connecting plates respectively, the two connecting plates are arranged oppositely, and the third bolt is in threaded connection with the two threaded pipes.

Furthermore, side positioning plates are mounted on the first fixing plate and the second fixing plate on the side opposite to the threaded pipe, the connecting plate of the first fixing plate is abutted to the side positioning plate of the second fixing plate, and the connecting plate of the second fixing plate is abutted to the side positioning plate of the first fixing plate.

Compared with the prior art, the utility model has the following beneficial effects:

1. in the device, the first twister and the second twister are installed together through the third bolt, and meanwhile, the two side positioning plates are mutually abutted with the two connecting plates, so that two first biting teeth and two second biting teeth are positioned at the same height, the first clamping plate can extrude the first spring to approach the first fixing plate by screwing the first bolt, at the moment, the first biting teeth and the second biting teeth are mutually close to the clamping groove, the quick installation is realized, the first contact wire and the second contact wire are installed, the first contact wire and the groove of the second contact wire are ensured to be positioned at the same height and keep a stable distance, the installation of other equipment on the contact wire is facilitated, the contact wire cannot be damaged in the installation process, only one person needs to operate and install other equipment on the contact wire after the contact wire is clamped, the work which can be completed by two persons before is changed into work which can be completed independently only by one person, greatly improving the working efficiency and reducing the labor intensity.

2. Through the first spring and the second spring that set up, can be convenient for open first tooth of biting and second tooth of biting, lift off this instrument from the contact line fast, after correction work or other installation work accomplish, twist and move first bolt and dismantle first contact line from first wrench face ware, after first bolt is not hard up, first spring can be opened first fixed plate and first clamp plate bullet, can dismantle the realization more convenient, the second is turned round the dismantlement method of second contact line on the ware and is the same with the aforesaid.

The parts of the device not involved are the same as or can be implemented using prior art.

Drawings

Fig. 1 is a schematic overall structure diagram of a twisting tool for installing a rail transit contact line according to the utility model.

Fig. 2 is a schematic diagram illustrating the disassembly of a first twister and a second twister of a twisting tool for installing a rail transit contact wire according to the present invention.

Fig. 3 is an overall exploded schematic view of a twisting tool for installation of a rail transit contact wire according to the present invention.

Fig. 4 is an enlarged view of a first fixing plate of a twisting tool for installation of a rail transit contact wire according to the present invention.

Fig. 5 is an enlarged view of a first clamping plate of a twisting tool for rail transit contact wire installation of the present invention.

In the figure: 1. a first twister; 2. a second dough twisting device; 3. a first contact wire; 4. a second contact wire; 5. a third bolt; 6. a first fixing plate; 7. a handle; 8. a first bite; 9. bolt holes; 10. a first sleeve; 11. a side positioning plate; 12. a threaded pipe; 13. a first spring; 14. a first clamping plate; 15. a first pin; 16. a first bolt; 17. a second spring; 18. a second clamping plate; 19. a second pin; 20. a second bolt; 21. a second fixing plate; 22. a trench; 23. a second sleeve; 24. a second bite; 25. and a through hole.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

As shown in fig. 1 to 5, a twisting tool for installing a rail transit contact line comprises a first twisting device 1 and a second twisting device 2, wherein the first twisting device 1 and the second twisting device 2 are fixedly connected through a third bolt 5;

the first dough twisting device 1 comprises a first fixing plate 6, a first clamping plate 14 is arranged on one side of the first fixing plate 6, the first fixing plate 6 is connected with the first clamping plate 14 through a first bolt 16, a first spring 13 is sleeved on the first bolt 16, and the first spring 13 is positioned between the first fixing plate 6 and the first clamping plate 14;

the second dough twist device 2 comprises a second fixing plate 21, a second clamping plate 18 is arranged on one side of the second fixing plate 21, the second fixing plate 21 is connected with the second clamping plate 18 through a second bolt 20, a second spring 17 is sleeved on the second bolt 20, and the second spring 17 is positioned between the second fixing plate 21 and the second clamping plate 18;

a first contact line 3 is arranged between the first fixing plate 6 and the first clamping plate 14, a second contact line 4 is arranged between the second fixing plate 21 and the second clamping plate 18, and the first dough twist device 1 and the second dough twist device 2 are fixedly connected through a third bolt 5, so that when the first contact line 3 and the second contact line 4 are installed, the grooves 22 of the first contact line 3 and the second contact line 4 are ensured to be positioned at the same height and keep a stable distance, and the installation of other equipment on the contact lines is facilitated.

In this embodiment, the first spring 13 and the second spring 17 are provided to facilitate opening the first tooth clasp 8 and the second tooth clasp 24, and to rapidly detach the tool from the contact wire, after the correction work or other installation work is completed, the first bolt 16 is screwed to detach the first contact wire 3 from the first dough twist device 1, and after the first bolt 16 is loosened, the first spring 13 may spring the first fixing plate 6 and the first clamping plate apart to more conveniently detach the first fixing plate and the second clamping plate, and the detaching method of the second contact wire 4 on the second dough twist device 2 is the same as described above.

The lower ends of the first contact line 3 and the second contact line 4 are both provided with two grooves 22; first biting teeth 8 are arranged on the first fixing plate 6 and the second fixing plate 21, second biting teeth 24 are arranged on the first clamping plate 14 and the second clamping plate 18, and four grooves 22 are respectively clamped between two adjacent first biting teeth 8 and two adjacent second biting teeth 24.

First sleeve 10 has all been welded to one side bottom of first fixed plate 6 and second fixed plate 21, two second sleeves 23 have all been welded to one side bottom of first clamp plate 14 and second clamp plate 18, and first sleeve 10 is located between two second sleeves 23, first sleeve 10 and two second sleeves 23 inside pegging graft of first sleeve 10 of the face ware 1 have first pin 15, the inside pegging graft of first sleeve 10 and two second sleeves 23 of the face ware 2 is turned round to the second has second pin 19, first fixed plate 6 is articulated through first pin 15 with first clamp plate 14, second fixed plate 21 is articulated through second pin 19 with second clamp plate 18.

Bolt hole 9 has all been seted up to the intermediate position of first fixed plate 6 and second fixed plate 21, through-hole 25 has all been seted up to the intermediate position of first clamp plate 14 and second clamp plate 18, first bolt 16 passes through the through-hole 25 and the bolt hole 9 threaded connection of first face ware 1 of turning round, second bolt 20 passes the through-hole 25 and the bolt hole 9 threaded connection of second face ware 2 of turning round, because 14 can be at first sleeve 10, second sleeve 23 is rotatory under the drive of first pin 15, consequently, the shape of through-hole 25 is not only a circular, still can have certain length, and then satisfy 14 turned angle.

The bottom ends of the first fixing plate 6 and the second fixing plate 21 are both fixedly provided with a handle 7, the second fixing plate 21 and the first fixing plate 6 have the same structure, and the first clamping plate 14 and the second clamping plate 18 have the same structure.

Connecting plates are installed at one ends of the first fixing plate 6 and the second fixing plate 21, threaded pipes 12 are installed on the two connecting plates, internal threads of the two threaded pipes 12 penetrate through the two connecting plates respectively, the two connecting plates are arranged oppositely, and the third bolt 5 is in threaded connection with the two threaded pipes 12.

The first fixing plate 6 and the second fixing plate 21 on the opposite side of the threaded pipe 12 are both provided with side positioning plates 11, the connecting plate of the first fixing plate 6 abuts against the side positioning plate 11 of the second fixing plate 21, and the connecting plate of the second fixing plate 21 abuts against the side positioning plate 11 of the first fixing plate 6.

In this embodiment, the connecting plate of the first fixing plate 6 and the side positioning plate 11 of the second fixing plate 21 abut against each other, and the connecting plate of the second fixing plate 21 and the side positioning plate 11 of the first fixing plate 6 abut against each other, so that the first dough twisting device 1 and the second dough twisting device 2 can be stably connected together in a clamped manner, and rotation following the rotation of the third bolt 5 is avoided.

It should be noted that, in the present invention, when in use, first, the first and second twisting devices 1 and 2 are fixedly mounted by the third bolt 5, wherein the connecting plate of the first fixing plate 6 and the side positioning plate 11 of the second fixing plate 21 abut against each other, and the connecting plate of the second fixing plate 21 and the side positioning plate 11 of the first fixing plate 6 abut against each other, so that the first and second twisting devices 1 and 2 can be stably clamped together, and rotation following the rotation of the third bolt 5 is avoided, after mounting, since the shape and structure of the first and second twisting devices 1 and 2 are completely the same, the two first and second engaging teeth 8 and 24 are located at the same height, which ensures that the grooves 22 of the first and second contact wires 3 and 4 are located at the same height when mounting the first and second contact wires 3 and 4, tightening the first bolt 16 and the first clamping plate will press the first spring 13 to approach the first fixing plate 6, and at this time, the first and second teeth 8 and 24 will approach the clamping groove 22, so as to achieve quick installation and maintain a stable distance, thereby facilitating installation of other devices on the contact line.

The contact line can not be damaged in the installation process, only one person needs to operate and install other on-line equipment after the contact line is clamped, the work which can be completed by the cooperation of two persons before is changed into the work which can be completed by only one person, the operation efficiency is greatly improved, and the labor intensity is reduced.

When the first contact wire 3 and the second contact wire 4 are installed, because the installation manner is the same, only the installation of the first contact wire 3 is described here, first the groove 22 at the bottom end of the first contact wire 3 is clamped on the first tooth biting 8 and the second tooth biting 24, then the

first bolts

16 and 14 are tightened, the first sleeve 10, the second sleeve 23 and the first pin 15 are driven to rotate to approach the first fixing plate 6, so as to clamp the first contact wire 3, and then the groove 22 of the second contact wire 4 is installed at the position where the groove 22 of the first contact wire 3 is located at the same height, so that the contact wire can be installed quickly.

After correction or other equipment installation are accomplished, only need to unscrew first bolt 16, after first bolt 16 is not hard up, first spring 13 can be opened first fixed plate 6 and first clamp plate bullet, unscrew first bolt 16 and just can dismantle first contact wire 3 from first dough twist ware 1, and realization that can be more convenient is dismantled, and the second is twisted round the dismantlement method of second contact wire 4 on the face ware 2 the same as above-mentioned, and is comparatively practical.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A twisted surface tool for installing a rail transit contact line is characterized in that: the device comprises a first twisting device (1) and a second twisting device (2), wherein the first twisting device (1) and the second twisting device (2) are fixedly connected through a third bolt (5);

the first dough twisting device (1) comprises a first fixing plate (6), a first clamping plate (14) is arranged on one side of the first fixing plate (6), the first fixing plate (6) is connected with the first clamping plate (14) through a first bolt (16), a first spring (13) is sleeved on the first bolt (16), and the first spring (13) is located between the first fixing plate (6) and the first clamping plate (14);

the second dough twisting device (2) comprises a second fixing plate (21), a second clamping plate (18) is arranged on one side of the second fixing plate (21), the second fixing plate (21) is connected with the second clamping plate (18) through a second bolt (20), a second spring (17) is sleeved on the second bolt (20), and the second spring (17) is located between the second fixing plate (21) and the second clamping plate (18);

a first contact line (3) is arranged between the first fixing plate (6) and the first clamping plate (14), and a second contact line (4) is arranged between the second fixing plate (21) and the second clamping plate (18).

2. The twisting tool for installation of a rail transit contact wire of claim 1, wherein: the lower ends of the first contact line (3) and the second contact line (4) are respectively provided with two grooves (22); all install first bite (8) on first fixed plate (6) and second fixed plate (21), all install second bite (24) on first clamp plate (14) and second clamp plate (18), four slot (22) joint respectively is between two first bites (8) and two second bites (24) of adjacent setting.

3. The twisting tool for installation of a rail transit contact wire of claim 1, wherein: first sleeve (10) have all been welded with one side bottom of first fixed plate (6) and second fixed plate (21), two second sleeve (23) have all been welded with one side bottom of second pinch plate (18) in first pinch plate (14), and first sleeve (10) are located between two second sleeve (23), first sleeve (10) and two second sleeve (23) inside grafting of first wrench face ware (1) have first pin (15), first sleeve (10) and two second sleeve (23) inside grafting of second wrench face ware (2) have second pin (19), first fixed plate (6) are articulated through first pin (15) with first pinch plate (14), second fixed plate (21) are articulated through second pin (19) with second pinch plate (18).

4. The twisting tool for installation of a rail transit contact wire of claim 1, wherein: bolt hole (9) have all been seted up with the intermediate position of second fixed plate (21) in first fixed plate (6), through-hole (25) have all been seted up with the intermediate position of second clamp plate (18) in first clamp plate (14), through-hole (25) and bolt hole (9) threaded connection that first bolt (16) passed first face ware (1) of turning round, through-hole (25) and bolt hole (9) threaded connection that second bolt (20) passed second face ware (2) of turning round.

5. The twisting tool for installation of a rail transit contact wire of claim 1, wherein: the bottom of first fixed plate (6) and second fixed plate (21) is all fixed mounting has handle (7), the structure of second fixed plate (21) and first fixed plate (6) is the same completely, the structure of first clamp plate (14) and second clamp plate (18) is the same completely.

6. The twisting tool for installation of a rail transit contact wire of claim 1, wherein: the connecting plate is installed with the one end of second fixed plate (21) in first fixed plate (6), two screwed pipe (12) all are installed on the connecting plate, and inside the internal thread of two screwed pipes (12) run through two connecting plates respectively, two the connecting plate sets up relatively, and third bolt (5) and two screwed pipes (12) threaded connection.

7. The twisting tool for installation of a rail transit contact wire of claim 6, wherein: and side positioning plates (11) are respectively arranged on the first fixing plate (6) and the second fixing plate (21) on the opposite side of the threaded pipe (12), the connecting plate of the first fixing plate (6) is abutted against the side positioning plates (11) of the second fixing plate (21), and the connecting plate of the second fixing plate (21) is abutted against the side positioning plates (11) of the first fixing plate (6).