CN205429261U - Safety isolation protective cover for terminal block - Google Patents
Safety isolation protective cover for terminal block Download PDFInfo
- Publication number
- CN205429261U CN205429261U CN201620242842.2U CN201620242842U CN205429261U CN 205429261 U CN205429261 U CN 205429261U CN 201620242842 U CN201620242842 U CN 201620242842U CN 205429261 U CN205429261 U CN 205429261U
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- CN
- China
- Prior art keywords
- groove
- protective cover
- terminal block
- side plate
- transverse slat
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- 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.)
- Expired - Fee Related
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- 230000001681 protective effect Effects 0.000 title claims abstract description 31
- 238000002955 isolation Methods 0.000 title claims abstract description 25
- 230000000694 effects Effects 0.000 abstract description 11
- 239000002390 adhesive tape Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000002633 protecting effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Connections Arranged To Contact A Plurality Of Conductors (AREA)
Abstract
The utility model discloses a safety isolation protective cover for terminal block, including first sealed card lid and second sealed card lid, first sealed card lid is including first diaphragm (1) and set up first curb plate (2) and second curb plate (3) in first diaphragm (1) both sides, set up stopper (10) on first diaphragm (1), second sealed card lid is including second diaphragm (4) and set up third curb plate (5) and fourth curb plate (6) in second diaphragm (4) both sides, second diaphragm (4) articulated activity flip (7), activity flip (7) is including first recess (8) and set up riser (9) at first recess (8) side, riser (9) from the top down sets gradually first card strip (12) and second card strip (13), form between first card strip (12) and the second card strip (13) draw -in groove (11), draw -in groove (11) and stopper (10) phase -match. This protection casing keep apart effectual, the security is high, simple structure, convenient operation.
Description
Technical field
This utility model relates to the preventer of terminal block in power system transformer substation internal wiring terminal box, especially relates to a kind of safety isolation protective cover for terminal block.
Background technology
Terminal block is made up of the multiple or terminal assemblies of many groups mutually insulated and fixing supporter, has and is connected in the loop of equipment in screen with screen external equipment, plays transmission and the partition effect of the electricity such as electric current, voltage.When work about electric power personnel carry out regular inspection, replacing and defect elimination work in places such as protection device, convergence control cabinet and terminal boxs, need to distinguish terminal block is overhauled and run terminal or interval, it is to avoid touch and maloperation by mistake.General employing insulating tape adhesive seal in prior art, to play isolation and warning function, the shortcoming of this method is: (1) poor stability: insulating tape isolation effect varies with each individual, often it is pasted not strongly because of insulating tape or because ambient temperature and humidity adhesive tape expands with heat and contract with cold, insulating tape is caused to come off during operation, cause and lose, between maintenance terminal and operation terminal, the measure of being effectively isolated, cause potential safety hazard, produce current transformer open circuit, the chopper malfunction etc. artificially touched terminal block by mistake and cause, personal safety accident and grid power blackout occur time serious.It addition, when carrying out pasting isolation with insulating tape, touch the wiring in terminal block unavoidably, cause the damage of secondary circuit wire that life electric shock accidents even occurs.(2) terminal block is polluted: the glue of insulating tape is retained in terminal block and can adsorb dust, causes pollution in various degree.(3) cost is high, speed is slow, efficiency is low.
Chinese patent CN201465678U discloses a kind of safety isolation protective cover for terminal block, including the backplate of grooved, the groove of backplate is circular arc, and the opening portion of two end slots of backplate is provided with the buckle coordinated with terminal block, buckle is the Extendible flake of circular arc, and buckle curves inwardly.The front of backplate is provided with the Sign Board of warning；Can effectively prevent perform during field personnel touch by mistake or maloperation and accidents caused, but the protective cover of this utility model exist check isolation effect inconvenience, Sign Board content is single and is difficult to the problems such as replacing.
Utility model content
In view of this, the purpose of this utility model is the deficiency for prior art or measure, it is provided that a kind of safety isolation protective cover for terminal block, and this protective cover isolation effect is good, safety is high, simple in construction, easy to operate.
For reaching above-mentioned purpose, this utility model by the following technical solutions:
A kind of safety isolation protective cover for terminal block, including the first sealed card lid and the second sealed card lid, described first sealed card lid includes the first transverse slat and is arranged on the first side plate and second side plate of the first transverse slat both sides, on described first transverse slat, limited block is set, described second sealed card lid includes the second transverse slat and is arranged on the 3rd side plate and the 4th side plate of described second transverse slat both sides, described first side plate and the 3rd side plate bottom arrange infolding, described second lagging hinge movable flip, described movable flip includes the first groove and is arranged on the riser of described first groove side, described riser sets gradually the first card article and the second card article from top to bottom, draw-in groove is formed between described first card article and the second card article, described draw-in groove matches with described limited block.
Preferably, the top of described limited block and the top of the second card article are arc-shaped structure.
Preferably, described first groove is arc-shaped structure.
Preferably, described first transverse slat and the second transverse slat are respectively provided with the second groove.
Preferably, described second groove arranges clamping part.
Preferably, described first side plate and the 3rd side plate are respectively provided with the 3rd groove, in described 3rd groove, anti-skidding projection is set.
Preferably, described riser top arranges handle.
The beneficial effects of the utility model are:
1, safety isolation protective cover for terminal block of the present utility model includes the first sealed card lid and the second sealed card lid, wherein the second lagging hinge movable flip on the second sealed card lid, movable flip mutually blocked by the draw-in groove on riser and the limited block on the first sealed card lid and, riser top is provided with handle, by holding with a firm grip, handle is upwards exerted oneself, limited block exits from draw-in groove both can open movable flip, thus observe the situation within terminal block, after having observed the most firmly, limited block can be snapped in draw-in groove.And the first groove is set in movable flip, the first groove is arc-shaped structure, it is possible to and the groove match between two shoulders in terminal block, good airproof performance, isolation effect is good, and simple in construction is easy to use.
2, the top of limited block and the top of the second card article are arc-shaped structure, facilitate limited block snap in from draw-in groove along the second card article under the effect of external force and exit.
3, it is respectively provided with the second groove on the first transverse slat and the second transverse slat, the second groove arranges clamping part, warning sign can be placed in the second groove, be stuck in clamping part, so need not be pasted onto above protective cover by warning sign, clean and tidy, convenient.
4, it is respectively provided with the 3rd groove on the first side plate and the 3rd side plate, in 3rd groove, anti-skidding projection is set, therefore just can be fixed in terminal block by protective cover easily or be taken off from terminal block by protective cover during finger is placed on the 3rd groove, structure meets body mechanics and is easy to have an effect.
Accompanying drawing explanation
Fig. 1 is the front view of this utility model embodiment 1；
Fig. 2 is the perspective view of this utility model embodiment 1；
Fig. 3 is the embodiment schematic diagram of this utility model embodiment 1；
Fig. 4 is the structural representation of this utility model embodiment 2.
Detailed description of the invention
With embodiment, this utility model is further described below in conjunction with the accompanying drawings.
Embodiment 1
As depicted in figs. 1 and 2, a kind of safety isolation protective cover for terminal block, including the first sealed card lid and the second sealed card lid, first sealed card lid includes the first transverse slat 1 and is arranged on the first side plate 2 and the second side plate 3 of the first transverse slat 1 both sides, on first transverse slat 1, limited block 10 is set, second sealed card lid includes the second transverse slat 4 and is arranged on the 3rd side plate 5 and the 4th side plate 6 of the second transverse slat 4 both sides, wherein the second side plate 3 and the 4th side plate 6 play the effect supporting protective cover, wherein the first side plate 2 and the 3rd side plate 5 bottom arrange infolding 21, may insure that protective cover blocks after being placed in terminal block tighter.Second transverse slat 4 is by gemel connection movable flip 7, and movable flip 7 includes the first groove 8 and is arranged on the riser 9 of the first groove 8 side, and wherein the first groove 8 is arc-shaped structure；Riser 9 sets gradually the first card article 12 and the second card article 13 from top to bottom, wherein forms draw-in groove 11 between the first card article 12 and the second card article 13, and draw-in groove 11 matches with limited block 10；Wherein the first card article 12 is more than second card article 13 distance away from riser 9 away from the distance of riser 9, and the top of the top of limited block 10 and the second card article 13 is arc-shaped structure, this structure is more beneficial for limited block 10 and sticks into from draw-in groove 11 along the second card article 13 and exit.
nullAs a example by the isolation work performing terminal block in current transformer terminal box，As shown in Figures 2 and 3，When using this safety isolation protective cover for terminal block，First by the disconnection in flakes in current loop，Then the protective cover vertical terminals in Fig. 2 is arranged 19 to withhold，The scope of withholding is four terminals of each winding，First groove 8 is just corresponding with the groove between the two of terminal block 19 shoulders 20，Distance between first side plate 2 and the second side plate 3 and and the 3rd side plate 5 and the 4th side plate 6 between the ratio of distance and the width L1 of the shoulder 20 of terminal block 19 be 1.2:1-1.3:1，In the present embodiment，The distance between distance and the 3rd side plate 5 and the 4th side plate 6 between first side plate 2 and the second side plate 3 is 1.2:1 with the ratio of L1，Such structure can ensure that protective cover coincide with terminal block structure，Improve sealing property and the isolation performance of protective cover further.In work process, can upwards carry riser 9, make limited block 10 exit from draw-in groove 11, thus open movable flip 7, further look at the situation in terminal block 19, after having observed, press down on riser 9, limited block 10 can be snapped in draw-in groove 11, play isolating and protecting effect.
Embodiment 2
Embodiment 2 is essentially identical with the structure of embodiment 1, difference is as shown in Figure 4: be respectively provided with the second groove 14 on the first transverse slat 1 and the second transverse slat 4, on second groove 14, clamping part 15 is set, therefore after warning sign can being placed on the second groove 14, by clamping part 15, warning sign is clipped in the second groove 14, without with adhesive tape, warning sign is pasted onto on protective cover, uses simple and protective cover clean hygiene can be kept.It is respectively provided with the 3rd groove 16 on first side plate 2 and the 3rd side plate 5, this structure can be pinned the 3rd groove 16 conveniently with finger and can be fixed in terminal block by protective cover or be taken off from terminal block by protective cover, and in the 3rd groove 16, arrange anti-skidding protruding 17, use convenient.Riser 9 top arranges handle 18, convenient when opening or closing movable flip 7 has an effect.
Finally illustrate is, above example is only in order to illustrate the technical solution of the utility model and unrestricted, other amendment or equivalents that the technical solution of the utility model is made by those of ordinary skill in the art, without departing from the spirit and scope of technical solutions of the utility model, all should contain in the middle of right of the present utility model.
Claims (7)
- null1. a safety isolation protective cover for terminal block，It is characterized in that: include the first sealed card lid and the second sealed card lid，Described first sealed card lid includes the first transverse slat (1) and the first side plate (2) being arranged on the first transverse slat (1) both sides and the second side plate (3)，On described first transverse slat (1), limited block (10) is set，Described second sealed card lid includes the second transverse slat (4) and the 3rd side plate (5) being arranged on described second transverse slat (4) both sides and the 4th side plate (6)，Described first side plate (2) and the 3rd side plate (5) bottom arrange infolding (21)，The hinged movable flip of described second transverse slat (4) (7)，Described movable flip (7) includes the first groove (8) and is arranged on the riser (9) of described first groove (8) side，Described riser (9) sets gradually the first card article (12) and the second card article (13) from top to bottom，Draw-in groove (11) is formed between described first card article (12) and the second card article (13)，Described draw-in groove (11) matches with described limited block (10).
- A kind of safety isolation protective cover for terminal block the most according to claim 1, it is characterised in that: the top of described limited block (10) and the top of the second card article (13) are arc-shaped structure.
- A kind of safety isolation protective cover for terminal block the most according to claim 1, it is characterised in that: described first groove (8) is arc-shaped structure.
- A kind of safety isolation protective cover for terminal block the most according to claim 1, it is characterised in that: it is respectively provided with the second groove (14) on described first transverse slat (1) and the second transverse slat (4).
- A kind of safety isolation protective cover for terminal block the most according to claim 4, it is characterised in that: on described second groove (14), clamping part (15) is set.
- A kind of safety isolation protective cover for terminal block the most according to claim 1, it is characterised in that: it is respectively provided with the 3rd groove (16) on described first side plate (2) and the 3rd side plate (5), in described 3rd groove (16), anti-skidding projection (17) is set.
- A kind of safety isolation protective cover for terminal block the most according to claim 1, it is characterised in that: described riser (9) top arranges handle (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620242842.2U CN205429261U (en) | 2016-03-28 | 2016-03-28 | Safety isolation protective cover for terminal block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620242842.2U CN205429261U (en) | 2016-03-28 | 2016-03-28 | Safety isolation protective cover for terminal block |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205429261U true CN205429261U (en) | 2016-08-03 |
Family
ID=56522535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620242842.2U Expired - Fee Related CN205429261U (en) | 2016-03-28 | 2016-03-28 | Safety isolation protective cover for terminal block |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205429261U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107658766A (en) * | 2017-09-14 | 2018-02-02 | 国网甘肃省电力公司经济技术研究院 | A kind of protective cover for the Universal connection terminal of operation to be isolated |
| CN108630502A (en) * | 2018-06-01 | 2018-10-09 | 德力西电气有限公司 | A kind of leakage tripping device with shield |
| CN109510090A (en) * | 2018-11-15 | 2019-03-22 | 珠海优特电力科技股份有限公司 | The isolating device of terminal block and screen cabinet with it |
| CN112260117A (en) * | 2020-09-25 | 2021-01-22 | 国网湖北省电力有限公司咸宁供电公司 | Secondary safety protection method before secondary overhaul and debugging of power transformation of main control room of transformer substation |
-
2016
- 2016-03-28 CN CN201620242842.2U patent/CN205429261U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107658766A (en) * | 2017-09-14 | 2018-02-02 | 国网甘肃省电力公司经济技术研究院 | A kind of protective cover for the Universal connection terminal of operation to be isolated |
| CN108630502A (en) * | 2018-06-01 | 2018-10-09 | 德力西电气有限公司 | A kind of leakage tripping device with shield |
| CN108630502B (en) * | 2018-06-01 | 2024-04-19 | 德力西电气有限公司 | Leakage release with shield |
| CN109510090A (en) * | 2018-11-15 | 2019-03-22 | 珠海优特电力科技股份有限公司 | The isolating device of terminal block and screen cabinet with it |
| CN109510090B (en) * | 2018-11-15 | 2024-03-15 | 珠海优特电力科技股份有限公司 | Isolating device of terminal strip and have its screen cabinet |
| CN112260117A (en) * | 2020-09-25 | 2021-01-22 | 国网湖北省电力有限公司咸宁供电公司 | Secondary safety protection method before secondary overhaul and debugging of power transformation of main control room of transformer substation |
| CN112260117B (en) * | 2020-09-25 | 2024-05-03 | 国网湖北省电力有限公司咸宁供电公司 | Secondary safety protection method for transformer substation main control room before secondary overhaul and debugging |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160803 Termination date: 20170328 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |