CN106847440A - Low-voltage insulation sheath - Google Patents
Low-voltage insulation sheath Download PDFInfo
- Publication number
- CN106847440A CN106847440A CN201611138045.0A CN201611138045A CN106847440A CN 106847440 A CN106847440 A CN 106847440A CN 201611138045 A CN201611138045 A CN 201611138045A CN 106847440 A CN106847440 A CN 106847440A
- Authority
- CN
- China
- Prior art keywords
- low
- voltage insulation
- insulation sheath
- clamping part
- holding chamber
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B17/00—Insulators or insulating bodies characterised by their form
- H01B17/56—Insulating bodies
- H01B17/58—Tubes, sleeves, beads, or bobbins through which the conductor passes
- H01B17/583—Grommets; Bushings
Landscapes
- Insulating Bodies (AREA)
Abstract
The invention provides a kind of low-voltage insulation sheath.Low-voltage insulation sheath includes:Clamping part, clamping part had line breach and the holding chamber connected with mistake line breach, and clamping part is made for insulating materials;Operating portion, operating portion is connected so as to cross line breach with clamping part and opens or closes.Apply the technical scheme of the present invention, by setting special low-voltage insulation sheath, so that staff is when powered low pressure operation is carried out, only need to be accommodated in metal contact in low-voltage insulation sheath, so as to can just be prevented effectively from contact short circuit between each metal contact, it is easy to operate, time saving and energy saving not only to have the advantages that, the insulating properties of low-voltage insulation sheath is ensured, eliminates potential safety hazard.
Description
Technical field
The present invention relates to electrical equipment technical field, in particular to a kind of low-voltage insulation sheath.
Background technology
Commonly used with the high-power user household electrical equipment such as electric heating, the low-voltage equipment of Utilities Electric Co. subjects big electricity
The test of stream.
In low pressure reports accident for repairment, exist a large amount of causes meter, service conductor, disconnecting switch, miniature because high current is generated heat
The situation of the device damages such as breaker.And during dismantling, these equipment be installed, due to not the distance between isopen compared with
Closely, exposed metal contact is easily short-circuited phenomenon because of contact, so as to seriously threaten the safety of operating personnel.
At present, the method for generally using is to be wrapped up metal contact with insulating tape, to ensure the phenomenon that is not short-circuited.This
It is accomplished by after more exchange device, then insulating tape is removed.Though the method can be prevented effectively from the problem of line short,
, it is necessary to carry out swathing insulating tape and remove the operation of insulating tape in operating process, a certain amount of waste of material is not only caused,
And operation formality is numerous and diverse, maintenance time is more long.Moreover, if insulating tape parcel imprecision, can still have certain safety
Hidden danger.
The content of the invention
It is a primary object of the present invention to provide a kind of low-voltage insulation sheath, to solve gold during livewire work in the prior art
The problem that category contact cannot reliably insulate.
To achieve these goals, the invention provides a kind of low-voltage insulation sheath, including:Clamping part, clamping part has
Line breach and the holding chamber connected with mistake line breach are crossed, clamping part is made for insulating materials;Operating portion, operating portion and clamping part
Connect and opened or closed so as to cross line breach.
Further, clamping part is detachably connected with operating portion.
Further, low-voltage insulation sheath is in clip like.
Further, clamping part includes:The first half bodies, the first half bodies have the first holding tank;The second half bodies,
2 half bodies have the second holding tank, and the first holding tank is docked with the second holding tank to form holding chamber, and holding chamber is cylindrical.
Further, low-voltage insulation sheath also includes spring, and operating portion includes:First lever, the first lever and
Half body is connected;Second lever, the second lever is connected with the first half bodies, and tensioned is in the first lever and second
So that clamping part is kept closed between lever.
Further, holding chamber is in through hole shape or blind hole shape.
Further, it is provided with connecting hole on operating portion.
Further, the cross-sectional area of holding chamber is gradually reduced from crossing line breach to the direction in holding chamber.
Further, operating portion includes:Lead column, lead column runs through clamping part, and the two ends of lead column are provided with screw thread
Section;Locking nut, locking nut is arranged on the size that thread segment sentences regulation holding chamber.
Further, low-voltage insulation sheath also includes slipmat, and slipmat is arranged on the cavity wall surface of holding chamber.
Apply the technical scheme of the present invention, by setting special low-voltage insulation sheath, so that staff is carrying out band
During electric low pressure operation, it is only necessary to which metal contact is accommodated in low-voltage insulation sheath, thus can just be prevented effectively from each metal contact it
Between contact short circuit, it is easy to operate, time saving and energy saving not only to have the advantages that, the insulating properties of low-voltage insulation sheath is ensured,
Eliminate potential safety hazard.
During using the low-voltage insulation sheath, it is only necessary to which operating portion is exerted a force, so that operating portion drives the line breach excessively of clamping part
Open, consequently facilitating metal contact is filled in the holding chamber of clamping part, the external force to operating portion is then removed, to ensure low pressure
Insulating sheath reliably clamps metal contact, makes isolation insulated from each other between each metal contact, to ensure the band of staff
Electric operational security.
Brief description of the drawings
The Figure of description for constituting the part of the application is used for providing a further understanding of the present invention, of the invention to show
Meaning property and its illustrates, for explaining the present invention, not constitute inappropriate limitation of the present invention embodiment.In the accompanying drawings:
Fig. 1 shows the structural representation of one embodiment mesolow insulating sheath of the invention;
Fig. 2 shows the structural representation of second embodiment mesolow insulating sheath of the invention;And
Fig. 3 shows the structural representation of the 3rd embodiment mesolow insulating sheath of the invention.
Wherein, above-mentioned accompanying drawing is marked including the following drawings:
10th, clamping part;11st, holding chamber;12nd, the first half bodies;13rd, the second half bodies;20th, operating portion;21st, the first operation
Handle;22nd, the second lever;23rd, connecting hole;24th, lead column;25th, locking nut.
Specific embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.Describe the present invention in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
It is pointed out that unless otherwise specified, all technologies used in this application and scientific terminology have and the application
The identical meanings that person of an ordinary skill in the technical field is generally understood that.
In the present invention, in the case where opposite explanation is not made, the noun of locality for using such as " upper and lower " is typically for accompanying drawing
For shown direction, or on vertical, vertical or gravity direction;Similarly, for ease of understanding and retouch
State, " left and right " is typically for shown in the drawings left and right;" inside and outside " refers to the inside and outside of the profile relative to each part in itself,
But the above-mentioned noun of locality is not intended to limit the invention.
In order to solve the problems, such as that metal contact cannot reliably insulate during livewire work in the prior art, the invention provides one
Plant low-voltage insulation sheath.
As shown in Figure 1 to Figure 3, low-voltage insulation sheath includes clamping part 10 and operating portion 20, and there is clamping part 10 line to lack
Mouth and the holding chamber 11 connected with mistake line breach, clamping part 10 are made for insulating materials;Operating portion 20 is connected with clamping part 10
So as to cross line breach open or close.
By setting special low-voltage insulation sheath, so that staff is when powered low pressure operation is carried out, it is only necessary to by gold
Category contact is accommodated in low-voltage insulation sheath, so that contact short circuit between each metal contact can be just prevented effectively from, not only with easy
Operation, time saving and energy saving advantage, also enable the insulating properties of low-voltage insulation sheath ensure, eliminate potential safety hazard.
During using the low-voltage insulation sheath, it is only necessary to which operating portion 20 is exerted a force, so that operating portion 20 drives the mistake of clamping part 10
Line breach is opened, consequently facilitating metal contact is filled in the holding chamber 11 of clamping part 10, is then removed to the outer of operating portion 20
Power, to ensure that low-voltage insulation sheath reliably clamps metal contact, makes isolation insulated from each other between each metal contact, to ensure
The live-working safety of staff.
Preferably, clamping part 10 is detachably connected with operating portion 20.So, can be according to the size of line footpath, selectivity
Different clamping parts 10 are changed on ground, and different clamping parts 10 can have different size of holding chamber 11, so as to improve clamping part
10 recycling rate of waterused, and improve the versatility of low-voltage insulation sheath.
Preferably, low-voltage insulation sheath also includes slipmat, and slipmat is arranged on the cavity wall surface of holding chamber 11.Pass through
Slipmat is set in holding chamber 11, so as to further improve the contact friction force of metal contact and holding chamber 11, is prevented effectively from
Metal contact is slipped from holding chamber 11, improves the safety in utilization and reliability of low-voltage insulation sheath.
Preferably, it is provided with anti-skidding ripple on operating portion 20.By setting anti-skidding ripple on operating portion 20, so that staff
At operating of contacts portion 20, it is to avoid the phenomenon skidded occur, so as to the operating reliability of low-voltage insulation sheath is effectively ensured.
Certainly, it is considered to the general safety of low-voltage insulation sheath, and low-voltage live line work particularity, operating portion 20 is best
It is that insulating materials is made.
It is, of course, also possible to insulating materials is set to by by clamping part 10, to ensure the security of operating portion 20.
Certainly, clamping part 10 can also be integrally formed with operating portion 20.
Preferably, clamping part 10 is that the insulating materials such as silica gel, rubber, plastics are made.
Consider the operating reliability of operating portion 20, operating portion 20 is preferably rigid plastics and is made.
Below by three kinds of different embodiments according to three accompanying drawings, it is described respectively.
In one embodiment as shown in Figure 1, low-voltage insulation sheath is in clip like.
Here, clamping part 10 and operating portion 20 can be one, or split.
Specifically, clamping part 10 includes the first half bodies 12 and the second half bodies 13, and the first half bodies 12 have first
Holding tank;The second half bodies 13 have the second holding tank, and the first holding tank docks to form holding chamber 11 with the second holding tank, folder
Hold chamber 11 cylindrical.Cylindrical holding chamber 11 can be well adapted for the outer surface of metal contact, so as to ensure to touch metal
Head reliability clamping.
It should be noted that it is general when metal contact is clamped, in order to ensure to clamp reliability, in addition it is also necessary to by connecting line
The part being in contact with metal contact is together sandwiched in holding chamber 11, further to avoid electric leakage, improves processing safety.
In this embodiment, low-voltage insulation sheath also includes spring, and operating portion 20 includes the first lever 21 and the second behaviour
Make handle 22, the first lever 21 is connected with the first half bodies 12;Second lever 22 is connected with the first half bodies 12, tensioned
So that clamping part 10 is kept closed between the first lever 21 and the second lever 22.So, it is to ensure not
Under force state, clamping part 10 ensure that clamp position, it is to avoid metal contact surprisingly comes off from holding chamber 11.
According to the service condition of low-voltage insulation sheath, holding chamber 11 is in through hole shape or blind hole shape.
When holding chamber 11 is in through hole shape, therefore, to assure that metal contact is completely in holding chamber 11, should not be from holding chamber
Expose 11 one end.The characteristics of holding chamber 11 has versatility good in the low-voltage insulation sheath of through hole shape.
When holding chamber 11 is in blind hole shape, the first holding tank is prolonged from the end face of the first end of the first half bodies 12 to the second end
Stretch the end face at the end of not insertion second.Now, metal contact needs to be located in holding chamber 11 with a certain specific direction, but this
When metal contact will not be exposed because of operational error, security is more preferable.
For the ease of storage low-voltage insulation sheath, connecting hole 23 is provided with operating portion 20.When low-voltage insulation sheath without
Or after being connected with metal contact, low-voltage insulation sheath can be hung at reception position, connecting hole 23 can be with pin or hook
Coordinate.
In the specific embodiment shown in Fig. 2, operating portion 20 includes lead column 24 and locking nut 25, and lead column 24 is passed through
Clamping part 10 is worn, the two ends of lead column 24 are provided with thread segment;Locking nut 25 is arranged on thread segment and sentences regulation holding chamber
11 size.Need before clamping metal contact, it is necessary to locking nut 25 is unscrewed, so that holding chamber 11 is opened, be put into metal and touch
Can be that holding chamber 11 clamps metal contact by tightening locking nut 25 after head, so ensure that low-voltage insulation sheath is arranged on
In metal contact.
In fig. 2, the two ends of lead column 24 are provided with locking nut 25, so, are favorably improved low-voltage insulation sheath
Versatility.
Of course, it is possible to one end of lead column 24 and clamping part 10 are fixed, only in the other end installation locking spiral shell of lead column
Female 25, so, after locking nut 25 are screwed, can still ensure to change the size of holding chamber 11.
In the specific embodiment shown in Fig. 3, the cross-sectional area of holding chamber 11 is from crossing line breach in holding chamber 11
Direction is gradually reduced.That is, such low-voltage insulation sheath is in hat-shaped.So, it is equivalent to metal contact
A protective cap is installed additional.And the aperture of openend is big, metal contact is conducive to be installed in holding chamber 11.
That is, in this specific embodiment, consider the different model service conductor of current operation, disconnecting switch,
The equipment such as miniature circuit breaker, for 2*6 square millimeters of the service conductor model of current operation, 2*10 square millimeters, 2*16 squares of milli
Rice, to meet all model equipment requirements, low-voltage insulation sheath uses the mounting means of insulation clip.Clamping part 10 uses silica gel
Or elastomeric material, with certain pliability, and the electric parameter of disruptive field intensity meets and requires, the thickness suggestion of material in 5mm and
More than, adequate thickness prevents metal contact from the puncture of low-voltage insulation sheath is jeopardized into personal safety.
And the holding chamber 11 of the low-voltage insulation sheath being made of silica gel or elastomeric material be sized to regulation, so as to have
Beneficial to the use requirement of the metal contact for meeting all models.
Improvement in the present invention is, by traditional winding insulating tape mode, is changed into setting low-voltage insulation sheath,
So as in low-voltage live line work, lift operating efficiency.In the construction such as various low pressure operations, breakdown repair, meter new clothes
Can apply.Can be widely popularized in the unit that vast power supply station and responsible low pressure are constructed.
Low-voltage insulation sheath in the present invention can apply change meter, service conductor disconnecting switch, miniature circuit breaker etc.
In the operation of low-voltage equipment, for construction operation provides security protection, and workmen's safety is ensured during low pressure repairing, together
Shi Tigao rushes to repair operating efficiency, lifts work quality.Operation, peace are installed etc. by the repairing of power supply station low pressure, low pressure meter batch
Full property is substantially improved, and the working unit time reduces by 55%.
Obviously, above-mentioned described embodiment is only the embodiment of a part of the invention, rather than whole embodiments.
Based on the embodiment in the present invention, it is all that those of ordinary skill in the art are obtained under the premise of creative work is not made
Other embodiment, should all belong to the scope of protection of the invention.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
Be also intended to include plural form, additionally, it should be understood that, when in this manual use term "comprising" and/or " bag
Include " when, it indicates existing characteristics, step, work, device, component and/or combinations thereof.
It should be noted that term " first ", " in the description and claims of this application and above-mentioned accompanying drawing
Two " it is etc. for distinguishing similar object, without for describing specific order or precedence.It should be appreciated that so using
Data can exchange in the appropriate case, so that presently filed embodiment described herein can be with except illustrating herein
Or the order beyond those of description is implemented.Additionally, term " comprising " and " having " and their any deformation, it is intended that
Covering is non-exclusive to be included, for example, the process, method, system, product or the equipment that contain series of steps or unit need not be limited
In those steps or unit for clearly listing, but may include not list clearly or for these processes, method, product
Product or other intrinsic steps of equipment or unit.
The preferred embodiments of the present invention are the foregoing is only, is not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.It is all within the spirit and principles in the present invention, made any repair
Change, equivalent, improvement etc., should be included within the scope of the present invention.
Claims (10)
1. a kind of low-voltage insulation sheath, it is characterised in that including:
Clamping part (10), the clamping part (10) had line breach and crossed the holding chamber (11) that line breach is connected, institute with described
Clamping part (10) is stated for insulating materials is made;
Operating portion (20), the operating portion (20) is connected with the clamping part (10) so that the line breach of crossing is opened or closed.
2. low-voltage insulation sheath according to claim 1, it is characterised in that the clamping part (10) and the operating portion
(20) it is detachably connected.
3. low-voltage insulation sheath according to claim 1 and 2, it is characterised in that the low-voltage insulation sheath is in clip like.
4. low-voltage insulation sheath according to claim 3, it is characterised in that the clamping part (10) includes:
The first half bodies (12), the first half body (12) is with the first holding tank;
The second half bodies (13), the second half body (13) is with the second holding tank, first holding tank and described second
Holding tank is docked to form the holding chamber (11), and the holding chamber (11) is cylindrical.
5. low-voltage insulation sheath according to claim 4, it is characterised in that the low-voltage insulation sheath also includes spring,
The operating portion (20) includes:
First lever (21), first lever (21) is connected with the first half body (12);
Second lever (22), second lever (22) is connected with the first half body (12), and the tensioned exists
So that the clamping part (10) is kept closed between first lever (21) and second lever (22).
6. low-voltage insulation sheath according to claim 4, it is characterised in that the holding chamber (11) is in through hole shape or blind hole
Shape.
7. low-voltage insulation sheath according to claim 1, it is characterised in that be provided with connecting hole on the operating portion (20)
(23)。
8. low-voltage insulation sheath according to claim 1 and 2, it is characterised in that the cross-sectional area of the holding chamber (11)
It is gradually reduced to the direction in the holding chamber (11) from the line breach of crossing.
9. low-voltage insulation sheath according to claim 1 and 2, it is characterised in that the operating portion (20) includes:
Lead column (24), the lead column (24) is provided with through the clamping part (10), the two ends of the lead column (24)
Thread segment;
Locking nut (25), the locking nut (25) is arranged on the thread segment and sentences the big of the regulation holding chamber (11)
It is small.
10. low-voltage insulation sheath according to claim 1 and 2, it is characterised in that the low-voltage insulation sheath also includes anti-
Skidding, the slipmat is arranged on the cavity wall surface of the holding chamber (11).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201611138045.0A CN106847440A (en) | 2016-12-09 | 2016-12-09 | Low-voltage insulation sheath |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611138045.0A CN106847440A (en) | 2016-12-09 | 2016-12-09 | Low-voltage insulation sheath |
Publications (1)
Publication Number | Publication Date |
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CN106847440A true CN106847440A (en) | 2017-06-13 |
Family
ID=59139727
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201611138045.0A Pending CN106847440A (en) | 2016-12-09 | 2016-12-09 | Low-voltage insulation sheath |
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CN (1) | CN106847440A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107611840A (en) * | 2017-10-24 | 2018-01-19 | 国网四川省电力公司达州供电公司 | A kind of insulating boot for low-voltage live line work |
CN109887771A (en) * | 2019-04-03 | 2019-06-14 | 贾清钧 | One kind is switched from packaging type electric automatization |
CN116453781A (en) * | 2023-04-12 | 2023-07-18 | 国网江苏省电力有限公司南通供电分公司 | Live working switch insulating sheath |
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DE2815099A1 (en) * | 1977-04-07 | 1978-10-19 | Raychem Gmbh | PROCESS AND DEVICE FOR CONNECTING AND IN PARTICULAR FOR THE TERMINAL CONNECTION OF A HIGH VOLTAGE CONDUCTOR |
CN2253537Y (en) * | 1995-10-20 | 1997-04-30 | 张景春 | Covered wire clip |
CN202977026U (en) * | 2012-11-13 | 2013-06-05 | 巩义市供电公司 | Insulation wire clamp |
CN203423018U (en) * | 2013-07-08 | 2014-02-05 | 国家电网公司 | Insulative protection clamp |
CN204258138U (en) * | 2014-11-19 | 2015-04-08 | 国家电网公司 | A kind of insulating protection folder |
CN104575880A (en) * | 2013-10-10 | 2015-04-29 | 国家电网公司 | Insulating protection tube |
CN104992798A (en) * | 2015-07-10 | 2015-10-21 | 国家电网公司 | Low-voltage live connection insulating sheath |
CN204947104U (en) * | 2015-09-15 | 2016-01-06 | 广东电网有限责任公司佛山供电局 | A kind of light current protection insulating blanked clamper |
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2016
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Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2815099A1 (en) * | 1977-04-07 | 1978-10-19 | Raychem Gmbh | PROCESS AND DEVICE FOR CONNECTING AND IN PARTICULAR FOR THE TERMINAL CONNECTION OF A HIGH VOLTAGE CONDUCTOR |
CN2253537Y (en) * | 1995-10-20 | 1997-04-30 | 张景春 | Covered wire clip |
CN202977026U (en) * | 2012-11-13 | 2013-06-05 | 巩义市供电公司 | Insulation wire clamp |
CN203423018U (en) * | 2013-07-08 | 2014-02-05 | 国家电网公司 | Insulative protection clamp |
CN104575880A (en) * | 2013-10-10 | 2015-04-29 | 国家电网公司 | Insulating protection tube |
CN204258138U (en) * | 2014-11-19 | 2015-04-08 | 国家电网公司 | A kind of insulating protection folder |
CN104992798A (en) * | 2015-07-10 | 2015-10-21 | 国家电网公司 | Low-voltage live connection insulating sheath |
CN204947104U (en) * | 2015-09-15 | 2016-01-06 | 广东电网有限责任公司佛山供电局 | A kind of light current protection insulating blanked clamper |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107611840A (en) * | 2017-10-24 | 2018-01-19 | 国网四川省电力公司达州供电公司 | A kind of insulating boot for low-voltage live line work |
CN109887771A (en) * | 2019-04-03 | 2019-06-14 | 贾清钧 | One kind is switched from packaging type electric automatization |
CN109887771B (en) * | 2019-04-03 | 2020-08-11 | 贾清钧 | Self-wrapping type electric automatic switch |
CN116453781A (en) * | 2023-04-12 | 2023-07-18 | 国网江苏省电力有限公司南通供电分公司 | Live working switch insulating sheath |
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Application publication date: 20170613 |
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