CN115582861A - Shielding cover for live-line operation hydraulic mechanical arm - Google Patents
Shielding cover for live-line operation hydraulic mechanical arm Download PDFInfo
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- CN115582861A CN115582861A CN202211159437.0A CN202211159437A CN115582861A CN 115582861 A CN115582861 A CN 115582861A CN 202211159437 A CN202211159437 A CN 202211159437A CN 115582861 A CN115582861 A CN 115582861A
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- shielding cover
- shielding
- mechanical arm
- arm
- cover
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- 238000009413 insulation Methods 0.000 claims abstract description 15
- 230000001681 protective effect Effects 0.000 claims description 4
- 210000000245 forearm Anatomy 0.000 claims 1
- 239000011810 insulating material Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J19/00—Accessories fitted to manipulators, e.g. for monitoring, for viewing; Safety devices combined with or specially adapted for use in connection with manipulators
- B25J19/0075—Means for protecting the manipulator from its environment or vice versa
- B25J19/0083—Means for protecting the manipulator from its environment or vice versa using gaiters
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- Engineering & Computer Science (AREA)
- Robotics (AREA)
- Mechanical Engineering (AREA)
- Electric Cable Installation (AREA)
Abstract
The invention relates to a shielding cover for a hydraulic mechanical arm in live working, which comprises an end shielding cover, a small arm shielding cover, a large arm shielding cover, a hydraulic rod protecting cover and a base shielding cover, wherein the end shielding cover is arranged on the end of the hydraulic mechanical arm; the end shielding cover comprises a hard shielding cover and a soft shielding cover, and a first magnet is arranged in the hard shielding cover and can enable the end shielding cover to be adsorbed to the end of the mechanical arm; the small arm shielding cover comprises a shielding cover body, one side surface of one end of the shielding cover body is connected with a soft shielding cover to form a shielding cavity, a second magnet is fixedly installed in the shielding cover body, and a hanging buckle is formed at the other end of the shielding cover body and is hung at a rotating shaft of the hydraulic mechanical arm; the invention provides a special insulation shielding structure aiming at the insulation protection design of the hydraulic mechanical arm, can meet the insulation requirement of live working at the voltage level of 6-35kV, does not influence the flexible movement of the joint of the mechanical arm, and is convenient to disassemble and assemble.
Description
Technical Field
The invention belongs to the technical field of insulation shielding, and particularly relates to a shielding cover for a hydraulic mechanical arm of a live working robot.
Background
The live working technology can improve the power supply reliability and improve the experience of power users, and is widely applied. Traditional manual live working mode safety risk is high, intensity of labour is big, operating quality is also non-uniform, and present live working robot can replace artifical the carrying out operation, and the robot operation probably needs to use hydraulic pressure arm.
Because the hot-line work robot is generally replaced by the industrial robot, but because the industrial mechanical arm is not specially designed for hot-line work and does not have insulativity, the insulation protection of the mechanical arm is very important because the working environment is complex in the process of hot-line work of the mechanical arm, and the effective insulation protection is the guarantee of avoiding the mechanical arm from causing grounding or short-circuit faults. Importantly, the mechanical arm shielding cover cannot influence the flexible movement of the mechanical arm, particularly at the joint. Before this patent, often carry out direct simple whole parcel with insulating wrapping material with the arm, this home range that both had influenced the arm, it is also not durable, still be not convenient for install.
Disclosure of Invention
In order to ensure the safety of the hydraulic robot in the live working process, the non-insulating part of the outer arm of the hydraulic mechanical arm needs to be shielded in an insulating way, and the hard insulating shielding cover and the soft insulating shielding cover are applied to wrap the outside of the hydraulic mechanical arm in an insulating way, so that the hydraulic mechanical arm meets the insulating requirement of the live working, and the influence of the mechanical arm on the live working is reduced.
The technical problem to be solved by the invention is realized by adopting the following technical scheme:
a shielding cover for a hydraulic mechanical arm in live working comprises an end shielding cover, a small arm shielding cover, a large arm shielding cover, a hydraulic rod protecting cover and a base shielding cover;
the end shielding cover comprises a hard shielding cover and a soft shielding cover, a first magnet is arranged in the hard shielding cover, and the end shielding cover can be attached to the end of the mechanical arm;
the small arm shielding cover comprises a shielding cover body, a soft shielding cover is connected to the lower portion of one end of the shielding cover body to form a shielding cavity, a second magnet is fixedly installed in the shielding cover body, a hanging buckle is formed at the other end of the shielding cover body, and the hanging buckle is hung at a rotating shaft of the hydraulic mechanical arm.
Furthermore, the large arm shielding cover comprises a pair of semi-open shielding bodies, third magnets are fixedly mounted in the semi-open shielding bodies, the pair of shielding bodies are fixedly mounted on the large arm of the hydraulic mechanical arm through the third magnets, and the large arm of the hydraulic mechanical arm is shielded in an insulating mode.
Furthermore, the hydraulic rod protective cover is an axial non-closed soft shielding body.
Furthermore, the base shielding cover comprises a pair of base shielding bodies which are symmetrically arranged, and a fourth magnet is arranged in each base shielding body.
Furthermore, the hard shielding cover and the soft shielding cover are fixedly connected through a magic tape.
Furthermore, splicing structures with different overlapping distances are adopted at the connecting parts of the shielding covers according to the voltage grade applied by operation, and the size of the overlapping parts spliced by the insulating shielding covers and the insulation level along the surface meet the following requirements:
(1) For the hot-line work mechanical arm of a system of 10kV or below, the minimum splicing coincidence distance is not less than 3cm, the voltage resistance of the edge surface is not less than 20kV at 3min, and the flashover voltage of the edge surface is not less than 30kV;
(2) For the hot-line work mechanical arm of a system with the voltage of 20kV or below, the minimum splicing coincidence distance is not less than 5cm, the surface voltage resistance of 3min is not less than 30kV, and the surface flashover voltage is not less than 40kV;
(3) For the hot-line work mechanical arm of a system with the voltage of 35kV or below, the minimum splicing coincidence distance is not less than 8cm, the surface voltage resistance of 3min is not less than 40kV, and the surface flashover voltage is not less than 50kV.
The invention has the advantages and positive effects that:
the invention provides a special combined insulation shielding structure aiming at the insulation protection design of the hydraulic mechanical arm, which can meet the insulation requirement of live working at the voltage level of 6-35kV, does not influence the flexible movement of the joint and is very convenient to disassemble and assemble.
Drawings
The technical solutions of the present invention will be described in further detail below with reference to the accompanying drawings and examples, but it should be understood that these drawings are designed for illustrative purposes only and thus do not limit the scope of the present invention. Furthermore, unless otherwise indicated, the drawings are intended to be illustrative of the structural configurations described herein only, and are not necessarily drawn to scale.
Fig. 1 is a schematic structural diagram of a shielding cover of a live working hydraulic manipulator according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an end shielding cover of a hydraulic manipulator for live working according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a small arm shielding cover of a live-working hydraulic mechanical arm according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a large arm shielding cover of the shielding cover for the live-working hydraulic mechanical arm according to the embodiment of the invention;
fig. 5 is a schematic structural diagram of a large arm shielding cover of the shielding cover for the live-working hydraulic mechanical arm according to the embodiment of the invention;
fig. 6 is a schematic structural diagram of a base shielding body of the shielding cover for the hydraulic manipulator with live working according to the embodiment of the present invention;
fig. 7 is a schematic structural diagram of a base shielding body of a shielding cover of a hydraulic arm for live working according to an embodiment of the present invention.
Detailed Description
First, it should be noted that the specific structures, features, advantages, etc. of the present invention will be specifically described below by way of example, but all the descriptions are for illustrative purposes only and should not be construed as limiting the present invention in any way. Furthermore, any single feature described or implicit in any embodiment or any single feature shown or implicit in any drawing may still be combined or subtracted between any of the features (or equivalents thereof) to obtain still further embodiments of the invention that may not be directly mentioned herein. In addition, for the sake of simplicity, the same or similar features may be indicated in only one place in the same drawing.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
It should be noted that, in the present application, the embodiments and features of the embodiments may be combined with each other without conflict.
Referring to fig. 1 to 7, in the shielding cover for a hydraulic mechanical arm in live working according to this embodiment, an end shielding cover 1, a small arm shielding cover 2, a large arm shielding cover 3, a hydraulic rod protecting cover 4, and a base shielding cover 5 are provided;
the end shielding cover comprises a hard shielding cover 1.1 and a soft shielding cover 1.3, a first magnet 1.2 is arranged in the hard shielding cover 1.1, the end shielding cover can be adsorbed at the end of the mechanical arm, wherein the hard shielding cover 1.1 and the soft shielding cover 1.3 are fixedly connected through a first magic tape and wrapped through the soft shielding cover to complete wrapping of the hydraulic mechanical arm 6, and the mechanical arm can still move flexibly while insulation of the mechanical arm is ensured;
the small arm shielding cover comprises a shielding cover body, one side surface of one end of the shielding cover body is connected with a soft shielding cover 2.4 to form a shielding cavity, the other end of the shielding cover body forms a hanging buckle 2.1, and the hanging buckle 2.1 is hung at a rotating shaft of the hydraulic mechanical arm; the second magnet 2.2 is installed on the shield cover body, so that the second magnet is adsorbed to the mechanical arm, the soft shield cover 2.4 is arranged below the shield cover body and is connected through the magic tape, so that the full-coverage insulation shielding effect is achieved, and the soft shield cover 1.3 and the small arm shield cover 2 are fixedly connected through the second magic tape 2.3 to form complete insulation coverage shielding at the movable joint.
The large arm shielding cover comprises a pair of semi-open shielding bodies, third magnets are fixedly mounted in the pair of semi-open shielding bodies, the pair of shielding bodies are fixedly mounted on the large arm of the hydraulic mechanical arm through the third magnets, and the large arm of the hydraulic mechanical arm is shielded in an insulating mode.
The hydraulic rod protective cover is an axial non-closed soft shielding body, and the hydraulic rod protective cover is an optional assembly.
The base shielding cover comprises a pair of symmetrically arranged base shielding bodies, and fourth magnets are arranged in the base shielding bodies; the base shielding body is designed symmetrically and integrally, is fixed through a convex motor in the hydraulic mechanical arm, and adsorbs the hydraulic mechanical arm through a fourth magnet, so that the base shielding body achieves an insulating shielding effect; the base shield is also an optional component.
Splicing structures with different overlapping distances are adopted at the connecting parts of the shielding covers according to the voltage grade of operation application, and the size of the overlapping parts spliced by the insulating shielding covers and the insulation level of the edge surface meet the following requirements:
(1) For the hot-line work mechanical arm of a system with 10kV or below, the minimum splicing coincidence distance is not less than 3cm, the surface voltage resistance of 3min is not less than 20kV, and the surface flashover voltage is not less than 30kV;
(2) For the hot-line work mechanical arm of a system with the voltage of 20kV or below, the minimum splicing coincidence distance is not less than 5cm, the surface voltage resistance of 3min is not less than 30kV, and the surface flashover voltage is not less than 40kV;
(3) For the hot-line work mechanical arm of a system with the voltage of 35kV or below, the minimum splicing coincidence distance is not less than 8cm, the surface voltage resistance of 3min is not less than 40kV, and the surface flashover voltage is not less than 50kV.
In addition, the hydraulic mechanical arm and the hard insulating shielding cover adopt embedded magnets, and the insulating requirement is met under the condition that the insulating state is guaranteed.
The present invention has been described in detail with reference to the above examples, but the description is only for the preferred examples of the present invention and should not be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.
Claims (8)
1. The utility model provides a live working hydraulic pressure arm shields cover, shields cover (1), forearm shield cover (2), big arm shield cover (3) including the tip, its characterized in that:
the end shielding cover comprises a hard shielding cover (1.1) and a soft shielding cover (1.3), a first magnet (1.2) is installed on the hard shielding cover (1.1), the end shielding cover can be attached to the end of the mechanical arm, the soft shielding cover is made of elastic insulating materials, and flexible movement of joints of the mechanical arm is not influenced while insulating performance is guaranteed.
2. The live-working hydraulic mechanical arm shielding cover according to claim 1, characterized in that: the small arm shielding cover comprises a shielding cover body, one side face of one end of the shielding cover body is connected with a soft shielding cover (2.4) to form a shielding cavity, a second magnet (2.2) is arranged on the shielding cover body, a hanging buckle (2.1) is formed at the other end of the shielding cover body, and the hanging buckle (2.1) is hung at the rotating shaft of the hydraulic mechanical arm.
3. The live working hydraulic mechanical arm shielding cover according to claim 1, characterized in that: the hard shielding cover (1.1) and the soft shielding cover (1.3) are fixedly connected through a magic tape.
4. The live-working hydraulic mechanical arm shielding cover according to claim 1, characterized in that: the soft shielding cover (1.3) and the small arm shielding cover (2) are fixedly connected through a magic tape.
5. The live working hydraulic mechanical arm shielding cover according to claim 1, characterized in that: the large-arm shielding cover comprises a pair of semi-open shielding bodies, third magnets are fixedly mounted in the semi-open shielding bodies, the shielding bodies are fixedly mounted on the large arm of the hydraulic mechanical arm through the third magnets, and the large arm of the hydraulic mechanical arm is shielded in an insulating mode.
6. A reinforced product comprising the live-working hydraulic robot arm shelter of claim 1, wherein: a hydraulic rod protective cover is arranged and is an axial non-closed soft shielding body.
7. A reinforced product comprising the live-working hydraulic robot arm shelter of claim 1, wherein: and arranging a base shielding cover, wherein the base shielding cover comprises a pair of symmetrically arranged base shielding bodies, and fourth magnets are arranged in the base shielding bodies.
8. The live-working hydraulic mechanical arm shielding cover according to claim 1, characterized in that: splicing structures with different overlapping distances are adopted at the connecting parts of the shielding covers according to the voltage grades of operation application, and the size of the overlapping parts spliced by the insulating shielding covers and the insulation level along the surface meet the following requirements:
(1) For the hot-line work mechanical arm of a system with 10kV or below, the minimum splicing coincidence distance is not less than 3cm, the surface voltage resistance of 3min is not less than 20kV, and the surface flashover voltage is not less than 30kV;
(2) For the hot-line work mechanical arm of a system with the voltage of 20kV or below, the minimum splicing coincidence distance is not less than 5cm, the surface voltage resistance of 3min is not less than 30kV, and the surface flashover voltage is not less than 40kV;
(3) For the hot-line work mechanical arm of a system with the voltage of 35kV or below, the minimum splicing coincidence distance is not less than 8cm, the surface voltage resistance of 3min is not less than 40kV, and the surface flashover voltage is not less than 50kV.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211159437.0A CN115582861A (en) | 2022-09-22 | 2022-09-22 | Shielding cover for live-line operation hydraulic mechanical arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211159437.0A CN115582861A (en) | 2022-09-22 | 2022-09-22 | Shielding cover for live-line operation hydraulic mechanical arm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115582861A true CN115582861A (en) | 2023-01-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211159437.0A Pending CN115582861A (en) | 2022-09-22 | 2022-09-22 | Shielding cover for live-line operation hydraulic mechanical arm |
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| Country | Link |
|---|---|
| CN (1) | CN115582861A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102441895A (en) * | 2011-10-09 | 2012-05-09 | 山西省电力公司长治供电分公司 | Insulating sheath special for mechanical arm for high-voltage live line work |
| CN202333625U (en) * | 2011-12-14 | 2012-07-11 | 北京市电力公司 | Shielding cover of strain clamp |
| CN107538522A (en) * | 2017-09-24 | 2018-01-05 | 国网江苏省电力公司常州供电公司 | Joint of mechanical arm insulating protection method |
| CN111452088A (en) * | 2020-03-31 | 2020-07-28 | 国家电网有限公司 | Insulation protection structure and method suitable for distribution live working robot |
| CN111645105A (en) * | 2020-08-10 | 2020-09-11 | 天津滨电电力工程有限公司 | Full-insulation electric mechanical arm suitable for distribution live working |
| CN213859343U (en) * | 2020-09-10 | 2021-08-03 | 许继集团有限公司 | Live working arm insulating clothing |
| CN113977634A (en) * | 2021-10-19 | 2022-01-28 | 北京国电富通科技发展有限责任公司 | Detachable insulating protective shell of high-voltage live working robot |
-
2022
- 2022-09-22 CN CN202211159437.0A patent/CN115582861A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102441895A (en) * | 2011-10-09 | 2012-05-09 | 山西省电力公司长治供电分公司 | Insulating sheath special for mechanical arm for high-voltage live line work |
| CN202333625U (en) * | 2011-12-14 | 2012-07-11 | 北京市电力公司 | Shielding cover of strain clamp |
| CN107538522A (en) * | 2017-09-24 | 2018-01-05 | 国网江苏省电力公司常州供电公司 | Joint of mechanical arm insulating protection method |
| CN111452088A (en) * | 2020-03-31 | 2020-07-28 | 国家电网有限公司 | Insulation protection structure and method suitable for distribution live working robot |
| CN111645105A (en) * | 2020-08-10 | 2020-09-11 | 天津滨电电力工程有限公司 | Full-insulation electric mechanical arm suitable for distribution live working |
| CN213859343U (en) * | 2020-09-10 | 2021-08-03 | 许继集团有限公司 | Live working arm insulating clothing |
| CN113977634A (en) * | 2021-10-19 | 2022-01-28 | 北京国电富通科技发展有限责任公司 | Detachable insulating protective shell of high-voltage live working robot |
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