CN214463829U - Novel contact net overhauls to maintain and uses device - Google Patents

Novel contact net overhauls to maintain and uses device Download PDF

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Publication number
CN214463829U
CN214463829U CN202022959365.0U CN202022959365U CN214463829U CN 214463829 U CN214463829 U CN 214463829U CN 202022959365 U CN202022959365 U CN 202022959365U CN 214463829 U CN214463829 U CN 214463829U
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China
Prior art keywords
leveling
ladder frame
frame
limiting
ladder
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CN202022959365.0U
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陈侠虎
万炳呈
杨礼鹏
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Zhuzhou Taichina Electronic Information Technology Co ltd
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Zhuzhou Taichina Electronic Information Technology Co ltd
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Abstract

The utility model provides a novel device for overhauling and maintaining a contact net, which comprises a ladder frame component, a walking mechanism and a leveling mechanism; the walking mechanism comprises a bottom frame, a walking wheel set and a power source, the walking wheel set is arranged on the bottom frame, and the power source is connected with the walking wheel set to provide power for walking of the walking wheel set; the leveling mechanism comprises a leveling base and a leveling power part, the ladder frame assembly is movably arranged on the bottom frame through the leveling base, and the leveling power part is arranged on the leveling power part and/or the bottom frame and used for adjusting the levelness of the leveling base. The utility model realizes the movement of the whole novel device for the maintenance and the overhaul of the contact net by driving the walking wheel set by the power source, and can be realized by remote control of operators; through set up levelling mechanism between ladder frame subassembly and chassis, can carry out real time monitoring to the levelness of ladder car, effectively prevent that ladder car from inclining or tumbling, improve the security performance of construction.

Description

Novel contact net overhauls to maintain and uses device
Technical Field
The utility model relates to the technical field of machinery, concretely relates to novel contact net overhauls and maintains and uses device.
Background
Electrified railways typically provide power to trains through overhead contact lines.
Due to the long mileage of railways, the maintenance and repair work of the contact network has great challenges. With the development of society, higher requirements are put forward on the safety and the working efficiency of the work of maintenance and repair.
The distance between the contact line and the rail surface is 5.25-6.5 meters, and the rail contact net operation tower wagon for the contact net is essential important equipment in the maintenance and overhaul process of railway contact net equipment.
The existing ladder car has the following defects: the full ladder car adopts the screw fastening, and a ladder car needs to twist more than 30 screws, and the screw falls easily moreover, and the dismouting is all very loaded down with trivial details, and an equipment ladder car needs 10 minutes at least, and is consuming time long. While the railway overhaul time window sometimes amounts to only tens of minutes; the whole ladder car has heavy weight and is inconvenient to use; at the bend of the railway, the outer rail is over high, and the ladder car can incline or tip over during the walking process, thereby bringing huge potential safety hazards to operators; 4-5 persons are needed to assist in pushing the ladder car to move, and labor cost is high.
In conclusion, it is significant to design a novel device for overhauling and maintaining a contact net, which has a simple structure and can realize automatic leveling.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a novel contact net overhauls and maintains uses device, overall structure retrencies, has leveling mechanism and can realize monitoring the levelness of ladder car, prevents that ladder car from inclining or tumbling, improves the construction safety performance, and technical scheme is as follows:
a novel device for overhauling and maintaining a contact net comprises a ladder frame assembly, a walking mechanism and a leveling mechanism;
the walking mechanism comprises a bottom frame, a walking wheel set and a power source, the walking wheel set is arranged on the bottom frame, and the power source is connected with the walking wheel set to provide power for walking of the walking wheel set;
the leveling mechanism comprises a leveling base and a leveling power part, the ladder frame assembly is movably arranged on the bottom frame through the leveling base, and the leveling power part is arranged on the leveling power part and/or the bottom frame and used for adjusting the levelness of the leveling base.
Preferably, the front end and the tail end of the leveling base are hinged to the bottom frame along the length direction of the walking track;
the leveling power parts comprise two groups of leveling power single parts positioned at the front end and the tail end of the leveling base, each leveling power single part comprises a leveling power source, a worm wheel and a worm, the leveling power sources are arranged on the leveling base, the worm wheels are arranged on output shafts of the leveling power sources, the lower ends of the worms are connected with the base frame, and outer teeth meshed with outer gears on the worm wheels are arranged on the worms; the levelness of the leveling base can be adjusted through the two groups of leveling power single pieces.
Preferably, the ladder frame assembly is connected with the underframe through a first quick-release quick-assembly; the first quick-release quick-assembly component comprises a ladder frame connecting plate, a ladder frame fixing seat and a limiting piece, and the ladder frame connecting plate is arranged on the ladder frame component; the locating part sets up on ladder frame fixing base and can realize the quick detach fast-assembling between ladder frame subassembly and the chassis through the combination of ladder frame connecting plate, ladder frame fixing base and locating part.
Preferably, the ladder frame connecting plate is provided with a limiting hole;
the ladder frame fixing seat is provided with a limiting plate group positioned on one side of the ladder frame connecting plate, the limiting plate group comprises two limiting plates which are arranged in parallel, and the two limiting plates are correspondingly provided with mounting through holes;
the limiting piece comprises a first bolt and a first pressure spring, a limiting step is arranged on the first bolt, and the free end of the first bolt is matched with the limiting hole; the first bolt sequentially penetrates through the mounting through holes in the two limiting plates and the limiting step is positioned between the two mounting through holes; the first pressure spring is sleeved on the first plug pin and is located between the limiting plate and the limiting step.
Preferably, the ladder frame assembly comprises two groups of ladder frame single pieces which are arranged in parallel, and a support rod is arranged between the two groups of ladder frame single pieces;
the first end of the supporting rod is hinged to one group of ladder frame single pieces, and the second end of the supporting rod is connected with the other group of ladder frame single pieces through a second quick-release quick-assembly component;
the quick-assembly component of second quick detach includes fixing base, locking plate and retaining member, the fixing base sets up on ladder frame stick, be equipped with U-shaped locking mouth on the locking plate, the second end of bracing piece is equipped with the buckle that matches with U-shaped locking mouth, the retaining member sets up on the locking plate.
Preferably, the locking part comprises a mounting shell and a second bolt, the mounting shell is of a cylinder structure with two end plates, mounting holes are formed in the two end plates, a limiting step is arranged on the second bolt, the second bolt sequentially penetrates through the mounting holes in the two end plates and is located between the two end plates, a second pressure spring is sleeved on the second bolt, and the second pressure spring is located between the limiting step and the end plates; and a mounting through hole through which the second bolt can penetrate is formed in one side wall of the U-shaped locking port.
Preferably, the underframe, the ladder frame single piece and the support rod are all made of carbon fiber materials.
Preferably, the device also comprises a working platform, wherein the working platform comprises a standing platform and a connecting frame; and 2-8 groups of mounting parts are arranged on the connecting frame along the operation height direction, and the connecting frame is detachably arranged on the ladder frame assembly through the mounting parts and the combination of the third quick-release quick-assembly components.
Preferably, third quick detach fast-assembling subassembly includes connecting plate and cramp, the connecting plate sets up on the ladder frame subassembly, and the cramp setting will be connected frame and ladder frame subassembly locking or unclamp on connecting the frame.
Preferably, the connecting plate is an L-shaped structure formed by a first panel and a second panel, the second panel is connected with the ladder frame assembly, and the first panel is provided with a mounting U-shaped groove; the mounting part is a mounting through hole; the fastening piece comprises a screw rod, a locking nut, an eccentric cam, a clamping plate and an operating handle, wherein the first end of the screw rod penetrates through the installation through hole, and the locking nut is sleeved on the first end of the screw rod and used for fixing the connecting frame and the screw rod; the second end of the screw rod can penetrate through the U-shaped mounting groove, a clamping plate and an eccentric cam are sequentially arranged on the second end of the screw rod, the eccentric cam is hinged to the end part of the second end of the screw rod, and the specification of the clamping plate is 1.05-1.3 times that of the U-shaped mounting groove; the operating handle is arranged on the eccentric cam.
The utility model provides a novel device for the maintenance of a contact net, which comprises a ladder frame component, a walking mechanism and a leveling mechanism; the walking mechanism comprises a bottom frame, a walking wheel set and a power source, the walking wheel set is arranged on the bottom frame, and the power source is connected with the walking wheel set to provide power for walking of the walking wheel set; the leveling mechanism comprises a leveling base and a leveling power part, the ladder frame assembly is movably arranged on the bottom frame through the leveling base, and the leveling power part is arranged on the leveling power part and/or the bottom frame and used for adjusting the levelness of the leveling base. The utility model discloses a power supply drives the action of walking wheel group and then realizes the removal of whole novel contact net maintenance and use device, and the remote control of operation personnel can be realized, and the cost of labor is reduced; through set up levelling mechanism between ladder frame subassembly and chassis, can carry out real time monitoring to the levelness of ladder car, effectively prevent that ladder car from inclining or tumbling, improve the security performance of construction.
In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The present invention will be described in further detail with reference to the drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:
fig. 1 is a schematic structural view of the novel device for overhauling and maintaining the contact net of the utility model;
FIG. 2 is a schematic view of a connection structure of the leveling mechanism, the traveling mechanism and the traveling rail in FIG. 1;
FIG. 3 is an enlarged view of a portion of FIG. 2 from another angle;
FIG. 4 is a schematic view of the connection structure of the first quick release quick mount assembly, the first ladder frame and the underframe of FIG. 1;
FIG. 5 is a schematic view of the connection of the second quick release quick mount assembly, the first ladder rack and the support bar of FIG. 1;
FIG. 6 is a schematic view of the connection between the third quick release quick mount assembly and the second ladder rack of FIG. 1;
1, a ladder frame assembly, 1.1, a first ladder frame, 1.2, a second ladder frame, 1.3, a support rod, 1.31 and a retaining ring; 2. the device comprises a traveling mechanism, 2.1, an underframe, 2.2, a traveling wheel set, 2.21, a driving wheel, 2.22, a driven wheel, 2.3 and a power source; 3. 3.1, 3.2, 3.21 and an installation part of a working platform, and a standing platform; 4. the leveling mechanism comprises a leveling mechanism 4.1, a leveling base, a leveling power part 4.2, a leveling power source 4.21, a worm gear and worm shell, and a worm 4.23; 5. the quick-release quick-assembly device comprises a first quick-release quick-assembly component, 5.1 ladder frame connecting plates, 5.2 ladder frame fixing seats, 5.21 limiting plates, 5.3 limiting pieces, 5.31 first bolts, 5.32 first pressure springs, 5.33 limiting steps; 6. the quick-release quick-assembly component comprises a second quick-release quick-assembly component 6.1, a fixed seat 6.2, a locking plate 6.3, a locking piece 6.31, an installation shell 6.32, a second bolt 6.4 and a U-shaped locking port; 7. 7.1 parts of a third quick-release quick-assembly component, 7.2 parts of a connecting plate, 7.21 parts of a fastening piece, 7.22 parts of a screw, 7.23 parts of a locking nut, 7.23 parts of an eccentric cam, 7.24 parts of a clamping plate, 7.25 parts of an operating handle; 8. moving the handle; 9. a traveling rail; 10. an inclination angle sensor.
Detailed Description
The embodiments of the invention will be described in detail hereinafter with reference to the accompanying drawings, but the invention can be implemented in many different ways, which are defined and covered by the claims.
Example (b):
the utility model provides a novel device is used in contact net maintenance, the detail is shown in fig. 1-6, specifically includes ladder frame subassembly 1, running gear 2, work platform 3 and levelling mechanism 4, and the detail is as follows:
ladder frame subassembly 1 is equipped with bracing piece 1.3 including two sets of ladder frame singlets (specifically for first ladder frame 1.1 and second ladder frame 1.2) that set up side by side between two sets of ladder frame singlets. The ladder frame single piece side still is equipped with the removal handle of being convenient for to hand, and the removal after drawing in is maintained with device in whole novel contact net of being convenient for. The ladder frame single piece can also be a plurality of ladder sections connected in series, and the adjacent ladder sections are hinged and can be folded. Locking pieces such as hoops can be arranged on the bench, so that the bench can be conveniently unfolded in place or folded in place and then correspondingly limited.
Running gear 2 includes chassis 2.1, walking wheelset 2.2 and power supply 2.3, and the detail is shown in fig. 1-2, walking wheelset 2.2 sets up on chassis 2.1, just power supply 2.3 is connected with walking wheelset and provides power for the walking of walking wheelset. The walking wheel set 2.2 comprises a driving wheel 2.21 and a driven wheel 2.22, and the driving wheel is connected with a power source; the driven wheel and the driving wheel are arranged independently. The construction ground is provided with a walking track (generally two walking tracks 9 arranged in parallel), and the driving wheel and the driven wheel are matched with the walking track and can walk along the walking track. The power source is preferably a servo motor (the servo motor is driven by a bidirectional speed reducer and a transmission shaft), and the overhead working personnel can remotely control the running of the ladder truck by self. In addition, the automatic anti-sliding device also has an automatic anti-sliding function, and the sliding phenomenon on a running track with a slope can not occur; the acceleration and the deceleration are stable, the phenomenon of different accelerations caused by manual pushing can be avoided, and the safety of overhead workers above the elevator car can not be endangered due to the movement speed of the elevator car; the number of auxiliary personnel can be reduced from 4 to 1, and the labor cost is greatly reduced. In addition, can also set up on the chassis and grab the rail ware, prevent that novel contact net from overhauing to maintain and taking place to turn over the phenomenon with the device.
The work platform 3 comprises a standing platform 3.1 and a connecting frame 3.2, see in detail fig. 1; at least one group of mounting parts 3.21 are arranged on the connecting frame 3.2 along the operation height direction, and the connecting frame 3.2 is detachably arranged on the ladder frame assembly 1 through the mounting parts 3.21. Preferably: 2-8 groups of installation parts 3.21 are arranged on the connecting frame 3.2 along the operation height direction, so that the position of the operation platform in the vertical direction can be adjusted; the connecting frame 3.2 is an annular frame arranged around the standing platform 3.1.
Leveling mechanism 4 includes leveling base 4.1 and leveling power spare 4.2, and detailed see fig. 1, fig. 2 and fig. 3, ladder frame subassembly 1 is in through leveling base 4.1 activity setting on chassis 2.1, leveling power spare 4.2 sets up the levelness that is used for adjusting leveling base 4.1 on leveling power spare 4.2. Preferably, in this embodiment, along the length direction of the walking track, the front end and the tail end of the leveling base 4.1 are both hinged to the base frame 2.1, for example, the leveling base and the base frame are both provided with connecting ear plates, and the connecting ear plates on the leveling base and the connecting ear plates on the base frame are movably connected by pin shafts; the leveling power parts 4.2 comprise two groups of leveling power single parts positioned at the front end and the tail end of the leveling base 4.1, each leveling power single part comprises a leveling power source 4.21, a worm wheel, a worm and gear shell 4.22 and a worm 4.23, the leveling power source 4.21 is arranged on the leveling base 4.1, the worm wheel is arranged in the worm and gear shell 4.22 and is arranged on an output shaft of the leveling power source 4.21, the lower end of the worm 4.23 is hinged with the bottom frame 2.1, and external teeth meshed with an external gear on the worm wheel are arranged on the worm wheel; the adjustment of the levelness of the leveling base 4.1 can be realized through two groups of leveling power single pieces. Further preferably, the leveling base is further provided with an inclination angle sensor 10 for detecting the levelness of a plane formed by the two walking rails, so as to assist the leveling power unit to reasonably act. In addition, a controller can be additionally arranged, the inclination angle sensor and the leveling power unit are connected with the controller, data measured by the inclination angle sensor are transmitted to the controller, and then an action signal is given to the leveling power source in the leveling power unit through the controller to enable the leveling power source to perform a certain amount of action (for example, the leveling power source adopts a motor, and the controller controls the rotating speed and the rotating number of turns of the leveling power source). In addition, the leveling power part also has a self-locking function, so that the adjustment effectiveness of the leveling mechanism is ensured (after the leveling operation is finished, self-locking is realized, and the relative position of the leveling base and the bottom frame is locked).
The novel contact net of this embodiment overhauls and maintains uses device has three quick detach quick-assembling structures, specifically is:
(1) the ladder frame assembly 1 is connected with the underframe 2.1 through a first quick-release quick-assembly component 5.
The first quick-release quick-assembly component 5 comprises a ladder frame connecting plate 5.1, a ladder frame fixing seat 5.2 and a limiting piece 5.3, and in detail, as shown in fig. 4, the ladder frame connecting plate 5.1 is arranged on the ladder frame component 1; locating part 5.3 sets up on ladder frame fixing base 5.2 and can realize the quick detach fast-assembling between ladder frame subassembly and the chassis through the combination of ladder frame connecting plate, ladder frame fixing base and locating part.
Preferably, the ladder frame connecting plate 5.1 is provided with a limiting hole; the ladder frame fixing seat 5.2 is provided with a limiting plate group positioned on one side of the ladder frame connecting plate 5.1, the limiting plate group comprises two limiting plates 5.21 arranged in parallel, and the two limiting plates 5.21 are correspondingly provided with mounting through holes; the limiting piece 5.3 comprises a first bolt 5.31 and a first pressure spring 5.32, a limiting step 5.33 is arranged on the first bolt 5.31, and the free end of the first bolt is matched with the limiting hole; the first bolt sequentially penetrates through the mounting through holes in the two limiting plates and the limiting step is positioned between the two mounting through holes; the first pressure spring 5.32 is sleeved on the first plug pin and is located between the limiting plate and the limiting step. Preferred in this embodiment: still be equipped with two backup plates 5.21 that are located ladder frame connecting plate both sides on the ladder frame fixing base 5.2, be equipped with the through-hole that the free end of the first bolt of being convenient for runs through on the backup plate.
(2) The first end of the supporting rod 1.3 is hinged on one group of ladder frame single pieces, and the second end of the supporting rod is connected with the other group of ladder frame single pieces through a second quick-release quick-assembly component 6.
Second quick detach fast-assembling subassembly 6 includes fixing base 6.1, locking plate 6.2 and retaining member 6.3, see in detail fig. 5, fixing base 6.1 sets up on the ladder frame stick, be equipped with locking port 6.4 on the locking plate 6.2, the second end of bracing piece 1.3 is equipped with buckle 1.31 with locking port 6.4 matching, retaining member 6.3 sets up on locking plate 6.2. The locking piece 6.3 comprises a mounting shell 6.31 and a second bolt 6.32, the mounting shell 6.31 is of a cylindrical structure with two end plates, mounting holes are formed in the two end plates, a limiting step is arranged on the second bolt 6.32, the second bolt 6.32 sequentially penetrates through the mounting holes in the two end plates, the limiting step is located between the two end plates, a second pressure spring is sleeved on the second bolt, and the second pressure spring is located between the limiting step and the end plates; a mounting through hole through which a second bolt can penetrate is formed in one side wall of the U-shaped opening; the locking opening 6.4 is a U-shaped opening.
(3) The connecting frame 3.2 is detachably arranged on the ladder frame assembly 1 through the combination of the mounting part 3.21 and the third quick-release quick-assembly component 7.
The third quick-release quick-assembly component 7 comprises a connecting plate 7.1 and a fastening piece 7.2, see fig. 6 in detail, wherein the connecting plate 7.1 is arranged on the ladder frame component 1, and the fastening piece 7.2 is arranged on the connecting frame 3.2 to lock or unlock the connecting frame 3.2 and the ladder frame component 1.
Further preferred is: the connecting plate 7.1 is an L-shaped structure formed by a first panel and a second panel, the second panel is connected with the ladder frame assembly 1, and a mounting U-shaped groove is formed in the first panel; the mounting part 3.21 is a mounting through hole; the fastening piece 7.2 comprises a screw rod 7.21, a locking nut 7.22, an eccentric cam 7.23, a clamping plate 7.24 and an operating handle 7.25, wherein the first end of the screw rod 7.21 penetrates through the installation through hole, and the locking nut is sleeved on the first end of the screw rod and used for fixing the connecting frame 3.2 and the screw rod; the second end of the screw 7.21 can penetrate through the mounting U-shaped groove and is hinged with a clamping plate 7.24 and an eccentric cam 7.23, the specification of the clamping plate 7.24 is 1.05-1.3 times of that of the mounting U-shaped groove, and the mounting U-shaped groove can be clamped between the locking nut and the clamping plate; the operating handle 7.25 is arranged on the eccentric cam 7.23.
In this embodiment, chassis, ladder frame singleton and bracing piece are carbon fiber. The whole novel device for overhauling and maintaining the contact network is light in weight.
By applying the technical scheme of the embodiment, the travelling mechanism (comprising the underframe, the travelling wheel set and the power source) is assembled; then assembling the ladder frame assembly; and finally assembling the operation platform.
Quick dismantlement and installation between ladder frame subassembly and the chassis can be realized through first quick detach fast-assembling subassembly, can realize dismantling fast and installing between bracing piece and the ladder frame singleton through second quick detach fast-assembling subassembly, can assemble the operation platform on the ladder frame subassembly fast and can follow the ladder frame subassembly fast through third quick detach fast-assembling subassembly, improve the efficiency of construction greatly.
The design of combining power supply and walking wheel group can realize that novel contact net overhauls to maintain with device and walk on the orbit of walking, and the operator can realize through the remote controller remote control of being connected with control system.
Through the design of leveling mechanism, adopt the leveling base to keep apart ladder frame subassembly and base to guarantee the levelness of leveling base through leveling power spare, maintain the horizontal stability of novel contact net overhauls and maintains with device.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A novel device for overhauling and maintaining a contact net is characterized by comprising a ladder frame assembly (1), a walking mechanism (2) and a leveling mechanism (4);
the walking mechanism (2) comprises an underframe (2.1), a walking wheel set (2.2) and a power source (2.3), the walking wheel set (2.2) is arranged on the underframe (2.1), and the power source (2.3) is connected with the walking wheel set to provide power for walking of the walking wheel set;
leveling mechanism (4) are including leveling base (4.1) and leveling power spare (4.2), ladder frame subassembly (1) is in through leveling base (4.1) activity setting on chassis (2.1), leveling power spare (4.2) set up the levelness that is used for adjusting leveling base (4.1) on leveling power spare (4.2) and/or chassis (2.1).
2. The novel device for overhauling and maintaining the overhead line system according to claim 1, wherein the front end and the tail end of the leveling base (4.1) are hinged to the underframe (2.1) along the length direction of the walking track;
the leveling power parts (4.2) comprise two groups of leveling power single parts positioned at the front end and the tail end of the leveling base (4.1), each leveling power single part comprises a leveling power source (4.21), a worm wheel and a worm (4.23), the leveling power sources (4.21) are arranged on the leveling base (4.1), the worm wheels are arranged on output shafts of the leveling power sources (4.21), the lower ends of the worms (4.23) are connected with the base frame (2.1), and outer teeth meshed with outer gears on the worm wheels are arranged on the worms; the levelness of the leveling base (4.1) can be adjusted through two groups of leveling power single pieces.
3. The novel device for overhauling and maintaining the overhead line system according to claim 1, wherein the ladder frame assembly (1) is connected with the underframe (2.1) through a first quick-release quick-assembly (5); the first quick-release quick-assembly component (5) comprises a ladder frame connecting plate (5.1), a ladder frame fixing seat (5.2) and a limiting piece (5.3), wherein the ladder frame connecting plate (5.1) is arranged on the ladder frame assembly (1); the limiting piece (5.3) is arranged on the ladder frame fixing seat (5.2) and can be quickly disassembled and assembled between the ladder frame assembly and the underframe through the combination of the ladder frame connecting plate, the ladder frame fixing seat and the limiting piece.
4. The novel device for overhauling and maintaining the overhead line system according to claim 3, wherein a limiting hole is formed in the ladder frame connecting plate (5.1);
the ladder frame fixing seat (5.2) is provided with a limiting plate group positioned on one side of the ladder frame connecting plate (5.1), the limiting plate group comprises two limiting plates (5.21) arranged in parallel, and the two limiting plates (5.21) are correspondingly provided with mounting through holes;
the limiting piece (5.3) comprises a first bolt (5.31) and a first pressure spring (5.32), a limiting step (5.33) is arranged on the first bolt (5.31), and the free end of the first bolt is matched with the limiting hole; the first bolt sequentially penetrates through the mounting through holes in the two limiting plates and the limiting step is positioned between the two mounting through holes; and the first pressure spring (5.32) is sleeved on the first plug pin and is positioned between the limiting plate and the limiting step.
5. The novel device for overhauling and maintaining the overhead line system according to claim 1, wherein the ladder assembly (1) comprises two sets of ladder single pieces which are arranged in parallel, and a support rod (1.3) is arranged between the two sets of ladder single pieces;
the first end of the supporting rod (1.3) is hinged to one group of ladder frame single pieces, and the second end of the supporting rod is connected with the other group of ladder frame single pieces through a second quick-release quick-assembly component (6);
second quick detach fast-assembling subassembly (6) are including fixing base (6.1), locking plate (6.2) and retaining member (6.3), fixing base (6.1) set up on the ladder frame stick, be equipped with U-shaped locking mouth (6.4) on locking plate (6.2), the second end of bracing piece (1.3) is equipped with buckle (1.31) that matches with U-shaped locking mouth (6.4), retaining member (6.3) set up on locking plate (6.2).
6. The novel device for overhauling and maintaining the overhead line system according to claim 5, wherein the locking member (6.3) comprises an installation shell (6.31) and a second bolt (6.32), the installation shell (6.31) is of a cylindrical structure with two end plates, installation holes are formed in the two end plates, a limiting step is arranged on the second bolt (6.32), the second bolt (6.32) sequentially penetrates through the installation holes in the two end plates and is positioned between the two end plates, a second pressure spring is sleeved on the second bolt and is positioned between the limiting step and the end plates; and a mounting through hole through which the second bolt can penetrate is formed in one side wall of the U-shaped locking port (6.4).
7. The novel device for overhauling and maintaining the overhead line system according to claim 5, wherein the underframe, the single ladder frame and the supporting rods are all made of carbon fiber.
8. The novel device for overhauling and maintaining the overhead line system according to claim 1, is characterized by further comprising a working platform (3), wherein the working platform (3) comprises a standing platform (3.1) and a connecting frame (3.2); and 2-8 groups of mounting positions (3.21) are arranged on the connecting frame (3.2) along the operation height direction, and the connecting frame (3.2) is detachably arranged on the ladder frame assembly (1) through the combination of the mounting positions (3.21) and the third quick-release quick-assembly assemblies (7).
9. The novel device for overhauling and maintaining the overhead line system according to claim 8, wherein the third quick-release quick-assembly component (7) comprises a connecting plate (7.1) and a fastening piece (7.2), the connecting plate (7.1) is arranged on the ladder frame component (1), and the fastening piece (7.2) is arranged on the connecting frame (3.2) to lock or unlock the connecting frame (3.2) and the ladder frame component (1).
10. The novel device for overhauling and maintaining the overhead line system according to claim 9, wherein the connecting plate (7.1) is an L-shaped structure formed by a first panel and a second panel, the second panel is connected with the ladder frame assembly (1), and a mounting U-shaped groove is formed in the first panel;
the mounting part (3.21) is a mounting through hole;
the fastening piece (7.2) comprises a screw rod (7.21), a locking nut (7.22), an eccentric cam (7.23), a clamping plate (7.24) and an operating handle (7.25), wherein the first end of the screw rod (7.21) penetrates through the installation through hole, and the locking nut is sleeved on the first end of the screw rod and used for fixing the connecting frame (3.2) and the screw rod; the second end of the screw rod (7.21) can penetrate through the U-shaped mounting groove, a clamping plate (7.24) and an eccentric cam (7.23) are sequentially arranged on the second end of the screw rod, the eccentric cam (7.23) is hinged to the end part of the second end of the screw rod, and the specification of the clamping plate (7.24) is 1.05-1.3 times that of the U-shaped mounting groove; the operating handle (7.25) is arranged on the eccentric cam (7.23).
CN202022959365.0U 2020-12-09 2020-12-09 Novel contact net overhauls to maintain and uses device Active CN214463829U (en)

Priority Applications (1)

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CN202022959365.0U CN214463829U (en) 2020-12-09 2020-12-09 Novel contact net overhauls to maintain and uses device

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