CN107834412B - Adjustable insulating protective cover and mounting method thereof - Google Patents
Adjustable insulating protective cover and mounting method thereof Download PDFInfo
- Publication number
- CN107834412B CN107834412B CN201711160853.1A CN201711160853A CN107834412B CN 107834412 B CN107834412 B CN 107834412B CN 201711160853 A CN201711160853 A CN 201711160853A CN 107834412 B CN107834412 B CN 107834412B
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- Prior art keywords
- adjustable
- protective cover
- strut
- insulating
- insulating protective
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- 230000001681 protective effect Effects 0.000 title claims abstract description 45
- 238000000034 method Methods 0.000 title claims abstract description 12
- 238000009413 insulation Methods 0.000 claims abstract description 14
- 238000009434 installation Methods 0.000 claims abstract description 7
- 239000011810 insulating material Substances 0.000 claims abstract description 5
- 238000007789 sealing Methods 0.000 claims abstract description 4
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 238000001179 sorption measurement Methods 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 abstract description 5
- 238000002955 isolation Methods 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- NMFHJNAPXOMSRX-PUPDPRJKSA-N [(1r)-3-(3,4-dimethoxyphenyl)-1-[3-(2-morpholin-4-ylethoxy)phenyl]propyl] (2s)-1-[(2s)-2-(3,4,5-trimethoxyphenyl)butanoyl]piperidine-2-carboxylate Chemical compound C([C@@H](OC(=O)[C@@H]1CCCCN1C(=O)[C@@H](CC)C=1C=C(OC)C(OC)=C(OC)C=1)C=1C=C(OCCN2CCOCC2)C=CC=1)CC1=CC=C(OC)C(OC)=C1 NMFHJNAPXOMSRX-PUPDPRJKSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B3/00—Apparatus specially adapted for the manufacture, assembly, or maintenance of boards or switchgear
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Insulating Bodies (AREA)
Abstract
An adjustable insulating protective cover and an installation method thereof belong to the field of protective devices of high-voltage live equipment and aim to solve the problem that reliable protective measures are not provided in a switch cabinet when part of a high-voltage switch cabinet is in power failure maintenance operation. The insulating protective cover is made of soft insulating materials; the insulating protective cover is a box-type integral protective cover with four side surfaces and a bottom surface, and every two adjacent side surfaces are connected by an insulating zipper; the bottom mounting of adjustable pillar is in the bottom surface of insulating protection casing, and the top of adjustable pillar is equipped with the powerful electromagnetic chuck, and the bellows runs through the axial cavity region of adjustable pillar, bellows top and powerful electromagnetic chuck intercommunication, the bottom sealing connection of bellows has the spanner. The invention is suitable for insulation protection.
Description
Technical Field
The invention belongs to the field of high-voltage live equipment protection devices, and particularly relates to the field of adjustable insulation protection applied to a high-voltage switch cabinet.
Background
At present, a known high-voltage switch cabinet is not provided with a protection device and measures for reliably isolating live component parts, the switch cabinet is usually overhauled by adopting a complete power failure mode or a partial power failure mode, and an insulating partition plate is usually used for isolating live parts during partial power failure. Because 10kV, 35kV system are single bus connection usually in the actual production process, and single cubical switchboard has a power failure completely and overhauls, can influence other spaced power supplies of this section generating line, and the power failure equipment is more, and work load is big, and economic loss is also great. When part of the switch cabinets are in power failure maintenance operation, although part of the switch cabinets are provided with the protective baffle, the danger that maintenance personnel touch the baffle switch roller by mistake and open the isolation baffle to expose the electrified part in an operation area often occurs in the maintenance operation process; and to the cubical switchboard that does not have from taking protection baffle, when overhauing the operation, usually directly insert insulating barrier in the middle of electrified position and power failure equipment, because this kind of method does not have reliable fixed mode, easily drops in the use to any operation personnel can all take off the insulation board at will, has very big potential safety hazard. In recent years, a power system has the problems of personal electricity induction and electric shock caused by unreliable protection measures due to power failure operation of a switch cabinet part for many times.
Disclosure of Invention
The invention provides an adjustable insulating protective cover and an installation method thereof, aiming at solving the problem that no reliable protective measures are provided in a switch cabinet when the high-voltage switch cabinet is partially subjected to power failure maintenance operation.
The adjustable insulating protective cover comprises an insulating protective cover 1, an insulating zipper 2, a powerful sucker 3 and a plurality of adjustable struts 4;
the insulating protective cover 1 is made of soft insulating materials;
the insulating protective cover 1 is a box-type integral protective cover with four side surfaces and a bottom surface, and every two adjacent side surfaces are connected by an insulating zipper 2;
the bottom end of the adjustable strut 4 is fixed on the bottom surface of the insulating protective cover 1, and the top end of the adjustable strut 4 is provided with a powerful sucker 3;
the corrugated pipe 5 penetrates through the axial hollow area of the adjustable support 4, the top end of the corrugated pipe 5 is communicated with the powerful sucker 3, and the bottom end of the corrugated pipe 5 is connected with a wrench 6 in a sealing mode.
Preferably, the adjustable strut 4 comprises a strut base 4-1, a strut outer cylinder 4-2 and a strut inner cylinder 4-3;
the pillar outer barrel 4-2 is sleeved outside the pillar inner barrel 4-3, the side wall of the pillar outer barrel 4-2 is provided with a gap 4-2-1 along the axial direction, and one side of the gap 4-2-1 is provided with a plurality of concave clamping grooves 4-2-2;
at least one circular buckle 4-3-1 is fixed on the side wall of the strut inner cylinder 4-3, and the height of the strut 4 can be adjusted by clamping the circular buckle 4-3-1 in different concave clamping grooves 4-2-2;
the bottom end of the pillar outer cylinder 4-2 is provided with a base 4-1 and a fixing groove 4-2-3, the pillar outer cylinder 4-2 penetrates through the bottom surface of the insulating protective cover 1, the bottom surface of the insulating protective cover 1 is clamped in the fixing groove 4-2-3, and the top end of the pillar inner cylinder 4-3 is provided with a strong sucking disc 3.
Preferably, the adjustable support 4 further comprises a compression spring 4-4;
the compression spring 4-4 is arranged in the inner cavity of the strut outer cylinder 4-2 and is positioned between the bottom end of the strut inner cylinder 4-3 and the bottom end of the strut outer cylinder 4-2.
The mounting method of the adjustable insulation protective cover comprises the following steps:
s1, adjusting the relative positions of a circular buckle 4-3-1 and a concave clamping groove 4-2-2, rotating a strut inner cylinder 4-3, clamping the circular buckle 4-3-1 on the strut inner cylinder 4-3 in the corresponding concave clamping groove 4-2-2 on the strut outer cylinder 4-2, and fixing;
s2, selecting the adsorption position of the strong sucker 3 at the top end of the first adjustable support 4, pulling down the wrench 6 to enable the strong sucker 3 to generate negative pressure to be adsorbed on the cabinet body of the high-voltage switch cabinet, and sequentially installing each adjustable support 4;
s3, pulling the four insulating zippers 2 on the insulating protective cover 1, adjusting the effective heights of the four side surfaces of the insulating protective cover 1, and completing installation.
The invention has the beneficial effects that:
the electrified component in the high tension switchgear can effectively be kept apart to insulating protection casing with adjustable, can not take place because insulating barrier installs insecure and isolation measure unreliable and expose the problem at the operation region with electrified position, the device is light portable, the installation is simple, the reliability is high, strong suction cup through on the adjustable pillar of insulating protection casing effectively adsorbs in the wall body or the smooth plane position of non-electrification of cubical switchboard, the length of adjustable pillar is adjustable, guarantee that the protection casing of soft insulating material can effectively wrap up live position, guarantee the operation personnel's the operation safety and the safe and stable operation of electric wire netting. The installation method of the invention is simple to operate.
Drawings
FIG. 1 is a schematic view of an adjustable insulation shield in an expanded state;
FIG. 2 is a schematic structural diagram of an adjustable insulation shield in a pulled-in state;
FIG. 3 is a schematic perspective view of an adjustable support;
FIG. 4 is a cross-sectional view of an adjustable support;
FIG. 5 is a bottom view of the adjustable brace.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
The invention is further described with reference to the following drawings and specific examples, which are not intended to be limiting.
As shown in fig. 1 to 5, the adjustable insulation shield comprises an insulation shield 1, an insulation zipper 2, a powerful suction cup 3 and a plurality of adjustable struts 4;
the insulating protective cover 1 is made of soft insulating materials;
the insulating protective cover 1 is a box-type integral protective cover with four side surfaces and a bottom surface, and every two adjacent side surfaces are connected by an insulating zipper 2;
the bottom end of the adjustable strut 4 is fixed on the bottom surface of the insulating protective cover 1, and the top end of the adjustable strut 4 is provided with a powerful sucker 3;
the corrugated pipe 5 penetrates through the axial hollow area of the adjustable support 4, the top end of the corrugated pipe 5 is communicated with the powerful sucker 3, and the bottom end of the corrugated pipe 5 is connected with a wrench 6 in a sealing mode.
In the embodiment, the adjustable strut 4 comprises a strut base 4-1, a strut outer cylinder 4-2 and a strut inner cylinder 4-3;
the pillar outer barrel 4-2 is sleeved outside the pillar inner barrel 4-3, the side wall of the pillar outer barrel 4-2 is provided with a gap 4-2-1 along the axial direction, and one side of the gap 4-2-1 is provided with a plurality of concave clamping grooves 4-2-2;
2 circular buckles 4-3-1 are fixed on the side wall of the strut inner cylinder 4-3, and the height of the strut 4 can be adjusted by clamping the circular buckles 4-3-1 in different concave clamping grooves 4-2-2; the 2 circular buckles 4-3-1 are vertically arranged and can be simultaneously clamped in two different concave clamping grooves 4-2-2 of the strut outer cylinder 4-2 to adjust the effective length of the adjustable strut 4.
The bottom end of the pillar outer cylinder 4-2 is provided with a base 4-1 and a fixing groove 4-2-3, the pillar outer cylinder 4-2 penetrates through the bottom surface of the insulating protective cover 1, the bottom surface of the insulating protective cover 1 is clamped in the fixing groove 4-2-3, and the top end of the pillar inner cylinder 4-3 is provided with a strong sucking disc 3.
In this embodiment, the adjustable support 4 further comprises a compression spring 4-4;
the compression spring 4-4 is arranged in the inner cavity of the strut outer cylinder 4-2 and is positioned between the bottom end of the strut inner cylinder 4-3 and the bottom end of the strut outer cylinder 4-2.
The matching positions of the concave clamping groove 4-2-2 on the strut outer cylinder 4-2 and the circular buckle 4-3-1 on the strut inner cylinder 4-3 are adjusted by pulling the strut inner cylinder 4-3 up and down to compress or release the compression spring 4-4, so that the purpose of adjusting the effective length of the strut 4 is achieved.
The mounting method of the adjustable insulation protective cover comprises the following steps:
s1, selecting a proper position around a charged position in a switch cabinet, adjusting the relative positions of a circular buckle 4-3-1 and a concave slot 4-2-2 on a strut outer cylinder 4-2 and a strut inner cylinder 4-3, rotating the strut inner cylinder 4-3, and clamping the circular buckle 4-3-1 on the strut inner cylinder 4-3 in the corresponding concave slot 4-2-2 on the strut outer cylinder 4-2 for fixation;
s2, selecting the adsorption position of the strong suction cup 3 at the top of the first adjustable support 4, pulling down the wrench 6 on the base of the adjustable support, so that the strong suction cup 3 at the top of the adjustable support 4 generates negative pressure to be adsorbed on the cabinet body of the high-voltage switch cabinet, and sequentially installing four adjustable supports 4;
s3, pulling the four insulating zippers 2 on the insulating protective cover 1, and adjusting the effective heights of the four side surfaces of the insulating protective cover to enable the protective cover to effectively wrap the electrified part, so that the electrified part can be effectively isolated.
The dismantling method comprises the following steps: and sequentially opening the wrench 6 at the bottom of the adjustable strut 4 to release the negative pressure in the powerful sucker 3, thereby completing the dismantling of the insulating protective cover.
The four adjustable supporting columns 4 have the same structure and are distributed at the positions near four corners of the bottom surface of the insulating protective cover 1.
Before step S1 is performed, an insulating shield is placed at the approximate location where isolation of the charged components is desired.
In this embodiment, in the installation method of the adjustable insulation shield, after the approximate length of the adjustable strut is selected, the circular buckle of the inner cylinder is clamped in the concave clamping groove of the outer cylinder, and the lengths of the four adjustable struts are all adjusted. Select an adjustable pillar at will, put powerful magnetic chuck on the adsorption site, pull the spanner of this adjustable pillar bottom, this adjustable pillar is fixed promptly at high-tension switchgear wall body or the smooth plane of non-electrified, install all the other three adjustable pillars in proper order, four adjustable pillars are all installed and are accomplished the back, pull up four insulating zippers on the insulating protective cover, suitably adjust and seal the height, it is insecure to have thoroughly avoided separating electrified partial measure in the high-tension switchgear, the baffle is opened in easy mistake collision, expose electrified components and parts the problem in the operation region, the operation safety of operating personnel and the safety and stability operation of electric wire netting have effectively been guaranteed, and the operation is simple and convenient, and the protection reliability is high.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (3)
1. The adjustable insulating protective cover comprises an insulating protective cover (1), an insulating zipper (2), a powerful sucker (3), a plurality of adjustable struts (4), a corrugated pipe (5) and a wrench (6);
the insulating protective cover (1) is made of soft insulating materials;
the insulating protective cover (1) is a box-type integral protective cover with four side surfaces and a bottom surface, and every two adjacent side surfaces are connected by an insulating zipper (2);
the bottom end of the adjustable strut (4) is fixed on the bottom surface of the insulating protective cover (1), and the top end of the adjustable strut (4) is provided with a powerful sucker (3);
the corrugated pipe (5) penetrates through the axial hollow area of the adjustable support (4), the top end of the corrugated pipe (5) is communicated with the powerful sucker (3), and the bottom end of the corrugated pipe (5) is connected with a wrench (6) in a sealing mode;
the adjustable support column (4) is characterized by comprising a support column base (4-1), a support column outer cylinder (4-2) and a support column inner cylinder (4-3);
the pillar outer cylinder (4-2) is sleeved outside the pillar inner cylinder (4-3), the side wall of the pillar outer cylinder (4-2) is provided with a notch (4-2-1) along the axial direction, and one side of the notch (4-2-1) is provided with a plurality of concave clamping grooves (4-2-2);
at least one circular buckle (4-3-1) is fixed on the side wall of the strut inner cylinder (4-3), and the height of the adjustable strut (4) is adjusted by clamping the circular buckle (4-3-1) in different concave clamping grooves (4-2-2);
the bottom end of the pillar outer cylinder (4-2) is provided with a pillar base (4-1) and a fixing groove (4-2-3), the pillar outer cylinder (4-2) penetrates through the bottom surface of the insulating protective cover (1), the bottom surface of the insulating protective cover (1) is clamped in the fixing groove (4-2-3), and the top end of the pillar inner cylinder (4-3) is provided with a strong sucking disc (3).
2. The adjustable insulation shield according to claim 1, wherein the adjustable strut (4) further comprises a compression spring (4-4);
the compression spring (4-4) is arranged in the inner cavity of the strut outer cylinder (4-2) and is positioned between the bottom end of the strut inner cylinder (4-3) and the bottom end of the strut outer cylinder (4-2).
3. The method for mounting the adjustable insulation shield is realized based on the adjustable insulation shield of claim 2, and is characterized by comprising the following steps:
s1, adjusting the relative positions of a circular buckle (4-3-1) and a concave clamping groove (4-2-2), rotating a strut inner cylinder (4-3), clamping the circular buckle (4-3-1) on the strut inner cylinder (4-3) in the corresponding concave clamping groove (4-2-2) on the strut outer cylinder (4-2), and fixing;
s2, selecting the adsorption position of the strong sucker (3) at the top end of the first adjustable support column (4), pulling down a wrench (6) to enable the strong sucker (3) to generate negative pressure to be adsorbed on the cabinet body of the high-voltage switch cabinet, and sequentially installing each adjustable support column (4);
s3, pulling the four insulating zippers (2) on the insulating protective cover (1), and adjusting the effective heights of the four side surfaces of the insulating protective cover (1) to finish installation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711160853.1A CN107834412B (en) | 2017-11-20 | 2017-11-20 | Adjustable insulating protective cover and mounting method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711160853.1A CN107834412B (en) | 2017-11-20 | 2017-11-20 | Adjustable insulating protective cover and mounting method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107834412A CN107834412A (en) | 2018-03-23 |
| CN107834412B true CN107834412B (en) | 2020-02-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711160853.1A Active CN107834412B (en) | 2017-11-20 | 2017-11-20 | Adjustable insulating protective cover and mounting method thereof |
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| Country | Link |
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| CN (1) | CN107834412B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110943392B (en) * | 2019-11-29 | 2022-08-05 | 国网山东省电力公司无棣县供电公司 | Trolley type high-voltage switch cabinet safety isolation baffle opening device |
| CN111728333A (en) * | 2020-06-29 | 2020-10-02 | 武汉理工大学 | Telescopic walking stick |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2716972Y (en) * | 2004-03-09 | 2005-08-10 | 中国人民解放军第一O七医院 | Portable electronic device maintenance operation hood |
| JP2008029119A (en) * | 2006-07-21 | 2008-02-07 | Chugoku Electric Power Co Inc:The | Protection cover for electrical apparatus |
| CN203722100U (en) * | 2014-02-18 | 2014-07-16 | 山西太钢不锈钢股份有限公司 | Portable insulation platform |
| CN104708461B (en) * | 2015-03-03 | 2017-07-07 | 西北工业大学 | A kind of simple holding unit of large-scale wallboard |
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| CN107834412A (en) | 2018-03-23 |
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