CN220351661U - Vehicle-mounted equipotential device for overhead operation of contact network - Google Patents
Vehicle-mounted equipotential device for overhead operation of contact network Download PDFInfo
- Publication number
- CN220351661U CN220351661U CN202321193689.5U CN202321193689U CN220351661U CN 220351661 U CN220351661 U CN 220351661U CN 202321193689 U CN202321193689 U CN 202321193689U CN 220351661 U CN220351661 U CN 220351661U
- Authority
- CN
- China
- Prior art keywords
- base
- vehicle
- contact
- conducting rod
- clamping seat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 11
- 229910052802 copper Inorganic materials 0.000 claims description 11
- 239000010949 copper Substances 0.000 claims description 11
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 7
- 229910052799 carbon Inorganic materials 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 8
- 230000003068 static effect Effects 0.000 abstract description 6
- 238000009434 installation Methods 0.000 description 9
- 230000006872 improvement Effects 0.000 description 8
- 239000010410 layer Substances 0.000 description 6
- 239000004020 conductor Substances 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 229910000881 Cu alloy Inorganic materials 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000011241 protective layer Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Elimination Of Static Electricity (AREA)
Abstract
The utility model discloses a vehicle-mounted equipotential device for overhead operation of a contact network, which belongs to the field of operation of a railway power supply department vehicle ladder and a railway vehicle, and comprises a base and a clamping seat; the main conducting rod is clamped in the clamping seat through rotation of the bearing piece, and a tension spring is hooked between the main conducting rod and the base; the end part of the main conducting rod is rotatably connected with a sliding plate. The vehicle-mounted equipotential device for the overhead operation of the contact net has the advantages of being capable of being assembled and disassembled once by the whole device, improving the operation efficiency, keeping the equipotential operation constantly, being safer in overhead operation, simple in whole structure, good in electric conduction performance and large in mechanical strength, and enabling the sliding plate to closely attach to the contact line all the time to slide in the use process by means of dynamic stretching of one end of the main electric pole through the matched tension spring through the rotary connection between the clamping seat and the main electric pole, and enabling the static contact pressure of the sliding plate and the contact line to be not less than 70N, so that the contact requirement between the sliding plate and the contact line at the maximum pull-out value can be met finally.
Description
Technical Field
The utility model belongs to the field of operation of railway power supply department ladders and rail cars, and particularly relates to a vehicle-mounted equipotential device for overhead operation of a contact network.
Background
The equipotential connection is to make reliable electrical connection between a metal frame, a metal device, a metal shell of an electric device, a protection conductor of an electric system and the like in a building and a grounding device, and the protection wire used as the equipotential connection is called an equipotential connection wire, so that the equipotential connection can reduce the potential difference between each metal object and each protection conductor of the electric system when lightning strike occurs, and avoid fire, explosion, equipment damage and personal injury accidents caused by the lightning strike.
The equipotential line is used in the industry at present, the structure of the equipotential line can be divided into three parts of an insulating rod, a short-circuit soft copper stranded wire and an aluminum alloy hook, the purpose is to make power failure equipment short-circuit grounded, and protect the safety of operators, but the mode has the problems of non-close contact and poor conductivity of hook connection, meanwhile, as the operation of a rail car is followed, the operation steps of high-altitude operation are increased, the safety of operators cannot be ensured along with the change of operation places, the problems of disassembly leakage and disassembly forgetting are easy to occur after the operation of the operators is finished, and serious safety risks are generated for the operation production, so that the onboard equipotential device for the high-altitude operation of a contact network is provided to solve the problems.
Disclosure of Invention
Aiming at one or more of the defects or improvement demands of the prior art, the utility model provides the vehicle-mounted equipotential device for the overhead operation of the contact network, which has the advantages of one-time disassembly and assembly of the whole device, improvement of the operation efficiency, constant equipotential operation, safer overhead operation, simple whole structure, easy maintenance, good conductivity and high mechanical strength.
In order to achieve the above purpose, the utility model provides a vehicle-mounted equipotential device for overhead operation of a contact network, which comprises a base and a clamping seat;
the clamping seat is fixedly arranged on one side of the upper end face of the base and is vertically erected with the base;
the clamping seat is U-shaped and is provided with a main conducting rod in a rotating manner through a bearing piece, a first spring seat is fixedly arranged on the outer circumferential surface of the main conducting rod, a second spring seat is fixedly arranged on the upper end surface of the base, and a tension spring is hooked between the second spring seat and the first spring seat;
the end part of the main conducting rod is rotatably provided with a rotary joint, and a sliding plate is rotatably connected through the rotary joint.
As a further improvement of the utility model, a bolt hole is arranged at the center of the base, a fixing bolt is fixed in the hole, a fixing bracket is arranged on the lower end surface of the base, and the fixing bracket and the base are fixed through the fixing bolt.
As a further improvement of the utility model, the fixing support is fixed on a ladder basket which is of a square frame structure, and the fixing support is fixed on a cross beam at one side of the upper end part of the ladder basket.
As a further improvement of the utility model, a through hole is arranged on two sides of the clamping seat in a penetrating way, a bearing piece is arranged in the through hole, and the main conducting rod rotates in the opening of the clamping seat through the bearing piece.
As a further improvement of the utility model, the outer circumferential surface of the main conducting rod is fixedly connected with a copper stranded wire in an inserting mode, and the other end of the copper stranded wire extends to the fixing bolt to be hinged to the fixing bolt and is fixedly connected with the base.
As a further improvement of the utility model, the outer circumference of the main conducting rod is wrapped with an insulating protective layer.
As a further improvement of the utility model, the upper end surface of the sliding plate is provided with an upper carbon plate layer, a contact line is arranged above the sliding plate, and the upper carbon plate layer slides in a fitting way with the contact line surface.
In general, the above technical solutions conceived by the present utility model have the beneficial effects compared with the prior art including:
1. according to the vehicle-mounted equipotential device for the overhead operation of the contact network, through the rotating connection between the clamping seat and the main conducting rod, the dynamic stretching of one end of the main conducting rod is realized through the tension spring which is matched with the clamping seat, so that the sliding plate can closely attach to the contact line all the time to slide in the use process, the static contact pressure between the sliding plate and the contact line is not less than 70N, the contact requirement between the sliding plate and the contact line at the maximum pull-out value can be met finally, and meanwhile, the fixing of the base and the installation of the fixing support on the ladder basket are realized through the fixing support, so that the whole operation process only needs to adopt one-time disassembly and assembly of the device, and the operation efficiency is improved.
2. According to the vehicle-mounted equipotential device for overhead operation of the contact network, in actual use, the resistance of the contact position of the conventional connection mode of the shorting wire can be up to 600 ohm (ohm) or more, the resistance value can be reduced to be below 10 ohm (ohm) through connection between the arranged main conducting rod and the sliding plate and adhesion between the sliding plate and the contact line, virtual connection is avoided, and finally, the equipotential of the ladder car, the rail car and power supply equipment is kept all the time in the whole operation process, so that the operation is safer.
3. The main body part of the vehicle-mounted equipotential device for the overhead operation of the contact network is made of copper alloy, so that the overall weight of the equipotential device is below 2KG, the portability is good, meanwhile, copper stranded wires are additionally arranged between the base and the main conducting rod, the equipotential device has good conductivity and enough mechanical strength, the overall structure is simple, the operation, the disassembly and the maintenance are easy, and the maintenance cost of a using unit is reduced.
Drawings
FIG. 1 is a schematic view of the overall installation structure of a base, a clamping seat, a main conducting rod, a tension spring and a sliding plate on a ladder basket;
FIG. 2 is a schematic diagram of the overall installation and distribution side view structure of the present utility model;
FIG. 3 is a schematic view of the overall installation top view of the ladder basket and skateboard of the present utility model;
fig. 4 is a schematic diagram of the installation structure of the main conducting rod, the base, the clamping seat and the sliding plate.
Like reference numerals denote like technical features throughout the drawings, in particular: 1. a ladder basket; 2. a base; 21. a fixing bolt; 22. a fixed bracket; 3. a clamping seat; 31. a bearing member; 4. a main conducting rod; 41. a rotary joint; 42. copper stranded wires; 5. a first spring seat; 50. a second spring seat; 6. a tension spring; 7. a slide plate; 70. an upper carbon plate layer; 8. and (5) a contact line.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples
1-4, a vehicle-mounted equipotential device for overhead operation of a contact network comprises a base 2 and a clamping seat 3;
the clamping seat 3 is fixedly arranged on one side of the upper end surface of the base 2 and is vertically erected with the base 2;
the clamping seat 3 is U-shaped and opened, a main guide rod 4 is clamped in the clamping seat through rotation of a bearing piece, a first spring seat 5 is fixedly arranged on the outer circumferential surface of the main guide rod 4, a second spring seat 50 is fixedly arranged on the upper end surface of the base 2, and a tension spring 6 is hooked between the second spring seat 50 and the first spring seat 5;
the end of the main conducting rod 4 is rotatably provided with a rotary joint 41 and is rotatably connected with a sliding plate 7 through the rotary joint 41.
In the embodiment, through the rotation connection between the clamping seat 3 and the main conducting rod 4, the dynamic stretching of one end of the main conducting rod 4 is performed through the tension spring 6 which is matched with the clamping seat, so that the sliding plate 7 can closely attach to the contact line 8 all the time to slide in the use process, the static contact pressure between the sliding plate 7 and the contact line 8 is not less than 70N, the contact requirement between the sliding plate 7 and the contact line 8 at the maximum pull-out value can be met finally, and meanwhile, the fixing of the base 2 and the installation of the fixing support 22 on the ladder basket 1 are performed through the fixing support 22, so that the whole operation process only needs to adopt one-time disassembly and assembly of the equipment, and the operation efficiency is improved; in actual use, the resistance of the contact part of the traditional short-circuit wire can reach more than 600 ohm at the highest in the traditional connection mode, the resistance value can be reduced to be lower than 10 ohm through the connection between the arranged main conducting rod 4 and the sliding plate 7 and the joint between the sliding plate 7 and the contact wire 8 and the connection of the equipotential device, virtual connection is avoided, and finally, the elevator car, the railway car and the power supply equipment always keep equipotential in the whole operation process, so that the operation is safer; the main body part of the equipotential device is made of copper alloy, so that the overall weight of the equipotential device is below 2KG, portability is good, meanwhile, copper stranded wires are additionally arranged between the base 2 and the main conducting rod 4, good conductivity and enough mechanical strength are achieved, the overall structure is simple, operation, disassembly and maintenance are easy, and maintenance cost of a using unit is reduced.
Specifically, referring to fig. 1 to 4, a bolt hole is formed in the center of the base 2, a fixing bolt 21 is fixed in the hole, a fixing bracket 22 is arranged on the lower end surface of the base 2, and the fixing bracket 22 and the base 2 are fixed through the fixing bolt 21.
In this embodiment, through the detachable connection of fixing support 22 and base 2 that sets up between through fixing bolt 21 for firm in connection is stable and single can easily accomplish the installation operation between base 2, the fixing support 22, and the base 2 through setting up is accomplished the installation with slide 7 and railcar railing junction select fixing support 22, has improved the compatibility of using under the different scenes.
Specifically, referring to fig. 1 to 4, the fixing bracket 22 is fixed to one ladder basket 1, the ladder basket 1 has a square frame structure, and the fixing bracket 22 is fixed to a cross beam at one side of an upper end portion of the ladder basket 1.
In this embodiment, the fixing bolt 21 matched with the fixing bracket 22 is used for fixing the base 2 on the fixing bracket 22 through the fixing between the fixing bracket 22 and the ladder basket 1, so that the base 2 is installed and fixed on the ladder basket 1.
Specifically, referring to fig. 1 to 4, two sides of the clamping seat 3 are provided with a through hole in a penetrating manner, and a bearing member 31 is disposed in the through hole, and the main conducting rod 4 rotates in the opening of the clamping seat 3 through the bearing member 31.
In this embodiment, through the dynamic stretching of the tension spring 6 that the cooperation set up to the one end of leading pole 4, and then make in the use, slide 7 can closely laminate contact line 8 all the time, and make slide 7 and contact line 8 static contact pressure be not less than 70N, through the bearing piece 31 that sets up and the rotation connection of rotary joint 41 for rotate in a flexible way between base 2, leading pole 4 and the slide 7, can satisfy the biggest pull-out value department and contact requirement of contact line 8.
Specifically, referring to fig. 1 to 4, a copper stranded wire 42 is fixedly inserted into the outer circumferential surface of the main conducting rod 4, and the other end of the copper stranded wire 42 extends to the fixing bolt 21 to be hinged and fixedly connected with the base 2.
In this embodiment, by adding the copper stranded wire 42 between the main conductor pole 4 and the base 2, not only good conductivity is achieved, but also sufficient mechanical strength between the base 2 and the main conductor pole 4 is provided.
Specifically, referring to fig. 1 to 4, the outer circumferential surface of the main conductor pole 4 is wrapped with an insulating protective layer.
In this embodiment, through installing the insulating protection layer additional on leading pole 4 surface, the touching safety when having guaranteed the operation personnel operation prevents the induced electricity and hurts the people.
Specifically, referring to fig. 1 to 4, an upper carbon plate layer 70 is provided on the upper end surface of the sliding plate 7, a contact line 8 is provided above the sliding plate 7, and the upper carbon plate layer 70 slides in contact with the surface of the contact line 8.
In this embodiment, through the dynamic stretching of the one end of pulling force spring 6 to leading pole 4 that the cooperation set up, through rotating joint 41 rotation connection between slide 7 and the leading pole 4 that sets up simultaneously for in the use, slide 7 can closely laminate contact line 8 throughout, and makes slide 7 and contact line 8 static contact pressure be not less than 70N, has finally realized that the ladder car, railcar keep equipotential connection constantly with power supply unit, has improved the operation security.
The utility model relates to a vehicle-mounted equipotential device for overhead operation of a contact network, which comprises the following parts:
through the fixed base 2 that sets up, between the grip slipper 3, and the rotation connection between grip slipper 3 and the leading pole 4 that sets up, the tension spring 6 that sets up through the cooperation is to the dynamic stretching of the one end of leading pole 4, and then make in the use, slide 7 can closely laminate contact line 8 all the time, and make slide 7 and contact line 8 static contact pressure be not less than 70N, through the rotation connection of bearing member 31 and rotary joint 41 that sets up, make the rotation nimble between base 2, leading pole 4 and the slide 7, can satisfy the contact requirement of biggest pull-out value department and contact line 8, the fixed of base 2 and the installation of fixed bolster 22 on ladder basket 1 through the fixed bolster 22 that sets up simultaneously, make whole operation process only need take a dismouting to this equipment, improve the operating efficiency.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The onboard equipotential device for the overhead operation of the contact network is characterized by comprising a base (2) and a clamping seat (3);
the clamping seat (3) is fixedly arranged on one side of the upper end face of the base (2) and is vertically erected with the base (2);
the clamping seat (3) is U-shaped and is provided with an opening, a main conducting rod (4) is clamped in the clamping seat through rotation of a bearing piece, a first spring seat (5) is fixedly arranged on the outer circumferential surface of the main conducting rod (4), a second spring seat (50) is fixedly arranged on the upper end surface of the base (2), and a tension spring (6) is hooked between the second spring seat (50) and the first spring seat (5);
the end part of the main conducting rod (4) is rotatably provided with a rotary joint (41), and a sliding plate (7) is rotatably connected through the rotary joint (41).
2. The vehicle-mounted equipotential device for the overhead working of the contact network according to claim 1, wherein a bolt hole is arranged at the center of the base (2) and a fixing bolt (21) is fixed in the hole, a fixing bracket (22) is arranged at the lower end surface of the base (2), and the fixing bracket (22) and the base (2) are fixed through the fixing bolt (21).
3. The vehicle-mounted equipotential device for the overhead working of the contact net according to claim 2, wherein the fixing support (22) is fixed on one ladder basket (1), the ladder basket (1) is of a square frame structure, and the fixing support (22) is fixed on a cross beam at one side of the upper end part of the ladder basket (1).
4. The vehicle-mounted equipotential device for the overhead operation of the contact network according to claim 1, wherein a through hole is arranged on two sides of the clamping seat (3) in a penetrating way, a bearing piece (31) is arranged in the through hole, and the main conducting rod (4) rotates in an opening of the clamping seat (3) through the bearing piece (31).
5. The vehicle-mounted equipotential device for the overhead operation of the contact network according to claim 4, wherein a copper stranded wire (42) is fixedly inserted into the outer circumferential surface of the main conducting rod (4), and the other end of the copper stranded wire (42) extends to the fixing bolt (21) to be hinged and fixedly connected with the base (2).
6. The vehicle-mounted equipotential device for the overhead working of the contact network according to claim 5, wherein the outer circumference of the main conducting rod (4) is wrapped with an insulating protection layer.
7. The vehicle-mounted equipotential device for the overhead working of the contact net according to claim 1, wherein an upper carbon plate layer (70) is arranged on the upper end face of the sliding plate (7), a contact line (8) is arranged above the sliding plate (7), and the upper carbon plate layer (70) slides in a fitting manner with the surface of the contact line (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321193689.5U CN220351661U (en) | 2023-05-17 | 2023-05-17 | Vehicle-mounted equipotential device for overhead operation of contact network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321193689.5U CN220351661U (en) | 2023-05-17 | 2023-05-17 | Vehicle-mounted equipotential device for overhead operation of contact network |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220351661U true CN220351661U (en) | 2024-01-16 |
Family
ID=89481963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321193689.5U Active CN220351661U (en) | 2023-05-17 | 2023-05-17 | Vehicle-mounted equipotential device for overhead operation of contact network |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220351661U (en) |
-
2023
- 2023-05-17 CN CN202321193689.5U patent/CN220351661U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN220351661U (en) | Vehicle-mounted equipotential device for overhead operation of contact network | |
| CN203445579U (en) | Lightning protection device for cable terminal | |
| CN209730810U (en) | Discharging gap structure and without power frequency continued flow discharging gap apparatus | |
| CN210349489U (en) | Multiple series gap lightning stroke flashover protector | |
| CN218568545U (en) | Insulating protective sleeve | |
| CN209277668U (en) | A kind of reinforced electric wire cross-arm | |
| CN209277669U (en) | A kind of overhead transmission line line bar cross-arm | |
| CN201398034Y (en) | Electroscopy grounding device | |
| CN108512183B (en) | Bridge connection line structure for sleeve on converter transformer valve side of converter station | |
| CN214314475U (en) | Wind-proof cross arm for power transmission | |
| CN202975129U (en) | Rain- and snow-proof high-voltage acousto-optic electroscope | |
| CN211702274U (en) | Fireproof and explosion-proof device for 5G base station | |
| CN212435323U (en) | Lightning protection device for distribution line | |
| CN210957578U (en) | Special grounding ring clamp mounting tool for 10kV distribution network live working robot | |
| CN202186298U (en) | Sectional insulating device of contact network | |
| CN111585081A (en) | Quick plug of low tension cable | |
| CN214379958U (en) | Bird nest prevention device for 110kV overhead bare conductor line | |
| CN107181226B (en) | Cable and overhead line full-insulation combiner capable of being hung with grounding zone lightning arrester | |
| CN213752180U (en) | Outdoor AC high-voltage drop-out type metal oxidation lightning arrester | |
| CN204204537U (en) | Locomotive Anti-fog lightning arrester | |
| CN210156567U (en) | A earthing device and 10kV iron tower of being qualified for next round of competitions for 10kV iron tower of being qualified for next round of competitions | |
| CN211201343U (en) | Novel cross arm for line construction | |
| CN218731807U (en) | Overhead line branch connector | |
| CN221305241U (en) | Grounding lightning rod for power transmission line | |
| CN217135137U (en) | Lightning protection device for operation and maintenance management of 10kV distribution line |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |