CN208953620U - The long-range phasing tester of cable run - Google Patents
The long-range phasing tester of cable run Download PDFInfo
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- CN208953620U CN208953620U CN201821533324.1U CN201821533324U CN208953620U CN 208953620 U CN208953620 U CN 208953620U CN 201821533324 U CN201821533324 U CN 201821533324U CN 208953620 U CN208953620 U CN 208953620U
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- contactting
- rod
- phasing tester
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Abstract
The utility model belongs to high-voltage electric power circuit phase-detection instrument field more particularly to a kind of long-range phasing tester of cable run.Including touching stick by cylindrical metal and being sleeved on the insulating coating of metal contactting rod, the insulating coating is wrapped in the surface of cylindrical metal touching stick, one end of the metal contactting rod is connected with wireless phasing tester, it is characterized in that, the metal contactting rod is provided with auxiliary contact far from one end of wireless phasing tester, the auxiliary contact includes symmetrically arranged left contact and right contact, rebound spring is additionally provided between the left contact and right contact, the utility model is by adding auxiliary contact on the top of traditional metal contactting rod, symmetrically arranged left contact and right contact are elastically engaged using rebound spring, the technical issues of existing wireless phasing tester of effective solution is easily detached from, simultaneously, the utility model structure is simple, it is easy to process, it is suitble to large-scale promotion to use.
Description
Technical field
The utility model belongs to high-voltage electric power circuit phase-detection instrument field more particularly to a kind of cable run remote core
Phase device.
Background technique
Nuclear phase, which refers to, checks two power supplys or loop phase, phase sequence with instrument or other means in electric system electric operation
It is whether identical, that is, the measurement in the operation of practical electric power, to phase difference.Electric substation after newly-built, renovating and enlarging and defeated
Electric line, and finish in line maintenance, to before user's power transmission, it is necessary to three-phase circuit nuclear phase test is carried out, to ensure to transmit electricity
Line phase-sequence detection is consistent with the required phase sequence of user's threephase load.
Wireless phasing tester is a kind of instrument for realizing the detection of high-voltage electric power circuit phase wireless.Mainly utilize wireless electric theory
The phase information of acquisition power circuit realizes the radio detection of high-tension line phase by sending and receiving two devices.It connects
It receives and is respectively arranged with electrode on sending device, can be connected with measured wire, while electrode is used as sending device transmitting signal again
Antenna and reception device receive the antenna of signal, and the hook contact of sending device and reception device insulating bar is hung when use
On conducting wire.
When the hook contact of wireless phasing tester generally used now carries out nuclear phase in switchgear and works, need by
Contact protrudes into cabinet, contacts with switch static contact.Since the size of existing hook contact is bigger and is all-metal structure,
When contacting static contact current-carrying part progress nuclear phase, between two-phase or single-phase safe distance over the ground is inadequate, and there are electric discharge or short circuits
Possibility.If nuclear phase process occur isolation baffle plate in operation error such as switchgear plunk down or accidentally touch electrification position, can make
At short circuit.Moreover, the arcuate structure of hook contact, leads to poor contact between wireless phasing tester contact and switch static contact, gives
Nuclear phase work belt carrys out certain difficulty.
In order to solve existing technical problem, hook contact is designed as columned contact by people, it is quiet with switch
Contact is consolidated when it is against insertion although above structure effective solution hook structure of contact terminal larger problem
It is fixed, lack effectively fixed means, it is easy to be detached from contact, lead to not accurate nuclear phase.
Utility model content
The utility model is proposed for having the technical issues of easy disengaging present in the wireless phasing tester of cylindric contact
It is a kind of to design the long-range phasing tester of cable run that is reasonable, of simple structure and low cost and can be avoided disengaging.
In order to achieve the above object, the technical solution adopted in the utility model is that the utility model provides a kind of cable
Great distance journey phasing tester, including touching stick by cylindrical metal and being sleeved on the insulating coating of metal contactting rod, the insulating coating packet
It is rolled in the surface of cylindrical metal touching stick, one end of the metal contactting rod is connected with wireless phasing tester, and the metal contactting rod is separate
One end of wireless phasing tester is provided with auxiliary contact, and the auxiliary contact includes symmetrically arranged left contact and right contact, described
One end of left contact and right contact is movably arranged in metal contactting rod, is provided in the metal contactting rod for left contact and right touching
Up and down groove, the left contact and right contact protrude into one end in groove in T set up of character patt ern, the left contact and the right side
The L-shaped setting in the one end of contact far from metal contactting rod, the left contact and right contact are oppositely arranged, the left contact and right contact
Between be additionally provided with rebound spring, end arc-shaped setting of the left contact far from right contact, the right contact is far from left touching
The arc-shaped setting in end of head, the left contact include and the interconnecting piece of metal contactting rod connection and the contact hinged with interconnecting piece
Portion, the rebound spring include the contact rebound spring that contact portion is arranged in and the connection rebound spring that interconnecting piece is arranged in.
Preferably, the insulating coating includes the Radiation Crosslinked Polyethylene layer set gradually from inside to outside, the braiding of aluminium skin
Layer, glass layer, semiconductor cap layer and insulating layer.
Preferably, the material of the insulating layer is ethylene propylene rubber insulation material.
Compared with prior art, it is the advantages of the utility model with good effect,
1, the utility model provides a kind of long-range phasing tester of cable run, by adding on the top of traditional metal contactting rod
Auxiliary contact is elastically engaged symmetrically arranged left contact and right contact using rebound spring, and effective solution is existing wireless
The technical issues of phasing tester is easily detached from, meanwhile, the utility model simple structure and convenient processing is suitble to large-scale promotion to use.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical solution of the utility model embodiment
The attached drawing used is briefly described, it should be apparent that, the accompanying drawings in the following description is some embodiments of the utility model,
For those of ordinary skill in the art, without any creative labor, it can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the structural schematic diagram for the long-range phasing tester of cable run that embodiment 1 provides；
In above each figure, 1, metal contactting rod；2, wireless phasing tester；3, auxiliary contact；31, left contact；311, interconnecting piece；
312, contact portion；32, right contact；33, rebound spring is contacted；34, rebound spring is connected；4, Radiation Crosslinked Polyethylene layer；5, aluminium
Skin braiding layer；6, glass layer；7, semiconductor cap layer；8, insulating layer.
Specific embodiment
It is with reference to the accompanying drawing and real in order to be more clearly understood that the above objects, features, and advantages of the utility model
Example is applied to be described further the utility model.It should be noted that in the absence of conflict, embodiments herein and reality
The feature applied in example can be combined with each other.
Many details are explained in the following description in order to fully understand the utility model, still, this is practical
Novel to be implemented using other modes described herein are different from, therefore, the utility model is not limited to be described below
The limitation of the specific embodiment of specification.
Embodiment 1, as shown in Figure 1, the present embodiment aim to solve the problem that the contact of existing wireless phasing tester 2 easily with air switch
The problem of static contact is detached from leads to not accurately contact, thus the long-range nuclear phase of cable run provided in this embodiment
Device, including touching stick 1 by cylindrical metal and being sleeved on the insulating coating of metal contactting rod 1, insulating coating is wrapped in cylindrical gold
Belonging to the surface of touching stick 1, one end of metal contactting rod 1 is connected with wireless phasing tester 2, and the above structure is existing common structure, therefore
In the present embodiment, detailed description is not added, the improved place of the present embodiment emphasis is, in metal contactting rod 1 far from wireless phasing tester 2
One end be provided with auxiliary contact 3, specifically, traditional metal contactting rod 1 will stretch out insulation far from one end of wireless phasing tester 2
Outside housing, in the present embodiment, original metal contactting rod 1 is substituted using auxiliary contact 3, and improve the diameter 1cm of metal contactting rod 1
Left and right, in order to realize the firm contact of auxiliary contact 3, in the present embodiment, auxiliary contact 3 includes symmetrically arranged left contact 31
With right contact 32, one end of left contact 31 and right contact 32 is movably arranged in metal contactting rod 1, is provided in metal contactting rod 1
The groove up and down for left contact 31 and right contact 32, left contact 31 and right contact 32 protrude into one end in groove in T word
Type setting, the purpose being arranged in this way be mainly facilitate increase and reduce the spacing between left contact 31 and right contact 32, and by its
One end in groove is arranged to T font, also primarily to avoiding falling, when processing, directly in metal contactting rod 1
Top aperture, be then fixed by bolts an accessory, left contact 31 and right contact 32 can be fixed in groove, groove
Width is greater than left contact 31 and right contact 32, so as to its movement.
In order to contact left contact 31 and right contact 32 preferably with contact, in the present embodiment, left contact 31 and right touching
The L-shaped setting in first 32 one end far from metal contactting rod 1, specifically, the end of left contact 31 and right contact 32 is all at semicolumn
Shape improves contact effect in this way, two cooperations are capable of forming a circle.For this purpose, left contact 31 and right contact 32 are oppositely arranged.
In order to make left contact 31 and 32 plug of right contact at contact position after, can be fixed, for this purpose, in left contact
Rebound spring is additionally provided between 31 and right contact 32, meanwhile, it is inserted into for convenience, end of the left contact 31 far from right contact 32
Arc-shaped setting, end arc-shaped setting of the right contact 32 far from left contact 31, in this way, the part being firstly inserted into is in recessed shape,
In this way, compression rebound spring makes 3 plug of auxiliary contact under the action of contact holes, the contact with contact is completed, and is being sprung back
Under the action of spring, left contact 31 and right contact 32 move in the opposite direction, achieve the purpose that support is fixed.
In order to further improve support effect, in the present embodiment, left contact 31 includes the company connecting with metal contactting rod 1
Socket part 311 and the contact portion 322 hinged with interconnecting piece 311, rebound spring include the contact rebound bullet that contact portion 322 is arranged in
Spring 33 and the connection rebound spring 34 that interconnecting piece 311 is arranged in, such setting can be realized two supports, and one is contact
The support in portion 322, one is the support of interconnecting piece 311, and then improves support fixed effect.
In order to ensure the service life of whole equipment, in the present embodiment, insulating coating includes setting gradually from inside to outside
Radiation Crosslinked Polyethylene layer 4, aluminium skin braiding layer 5, glass layer 6, semiconductor cap layer 7 and insulating layer 8, wherein absolutely
The material of edge layer 8 is ethylene propylene rubber insulation material, and the main material of Radiation Crosslinked Polyethylene layer 4 is Radiation Crosslinked Polyethylene, tool
There are excellent processing performance and mechanical-physical electric property, environmental stress crack resistance is good, and weatherability and oxidative resistance are good, because
This, uses as internal layer, and the main purpose of aluminium skin braiding layer 5 and semiconductor cap layer 7 is exactly shielded signal, it is ensured that nuclear phase
Accuracy, it is inorganic material that the main material of glass layer 6, which is glass fibre, has excellent flame retardant effect, and energy
Enough improve intensity, and then improve service life, ethylene propylene rubber insulation material be using ethylene, propylene as the synthetic rubber of principal monomer,
With excellent resistance to weather, resistance to ozone, heat-resisting, acid and alkali-resistance, water vapor resistance, colour stability, electrical property, oil-filled property and room temperature stream
Dynamic property.EP rubbers product can be used for a long time at 120 DEG C, meanwhile, also there is excellent corrosion resistance, resistance to superheated water performance etc.
Therefore performance is used as outermost layer.Through overtesting, pressurize 40,000 volts, conduction time 1 minute, no punch-through, insulation
Effect is reliable.
The above descriptions are merely preferred embodiments of the present invention, is not to make other forms to the utility model
Limitation, any person skilled in the art is changed or is modified as possibly also with the technology contents of the disclosure above equivalent
The equivalent embodiment of variation is applied to other fields, but all without departing from the content of the technical scheme of the utility model, according to this reality
With novel technical spirit any simple modification, equivalent variations and remodeling to the above embodiments, it is practical new to still fall within this
The protection scope of type technical solution.
Claims (3)
1. a kind of long-range phasing tester of cable run, including being touched stick by cylindrical metal and being sleeved on outside the insulation of metal contactting rod
Set, the insulating coating are wrapped in the surface of cylindrical metal touching stick, and one end of the metal contactting rod is connected with wireless phasing tester,
It is characterized in that, the metal contactting rod is provided with auxiliary contact far from one end of wireless phasing tester, the auxiliary contact includes pair
One end of the left contact and right contact of title setting, the left contact and right contact is movably arranged in metal contactting rod, the metal
It is provided with the groove up and down for left contact and right contact in touching stick, the left contact and right contact protrude into one in groove
End is in T set up of character patt ern, the L-shaped setting of the left contact and the one end of right contact far from metal contactting rod, the left contact and right touching
Head is oppositely arranged, and rebound spring, the end of the left contact far from right contact are additionally provided between the left contact and right contact
Arc-shaped setting, end arc-shaped setting of the right contact far from left contact, the left contact includes connecting with metal contactting rod
Interconnecting piece and the contact portion hinged with interconnecting piece, the rebound spring include be arranged in contact portion contact rebound spring and
The connection rebound spring of interconnecting piece is set.
2. the long-range phasing tester of cable run according to claim 1, which is characterized in that the insulating coating includes from introversive
Radiation Crosslinked Polyethylene layer, aluminium skin braiding layer, glass layer, semiconductor cap layer and the insulating layer set gradually outside.
3. the long-range phasing tester of cable run according to claim 2, which is characterized in that the material of the insulating layer is second third
Rubber-covered material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821533324.1U CN208953620U (en) | 2018-09-19 | 2018-09-19 | The long-range phasing tester of cable run |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821533324.1U CN208953620U (en) | 2018-09-19 | 2018-09-19 | The long-range phasing tester of cable run |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208953620U true CN208953620U (en) | 2019-06-07 |
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ID=66738602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821533324.1U Active CN208953620U (en) | 2018-09-19 | 2018-09-19 | The long-range phasing tester of cable run |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110794214A (en) * | 2019-11-11 | 2020-02-14 | 山东送变电工程有限公司 | Integrated testing device and method for integrated circuit parameter insulation |
-
2018
- 2018-09-19 CN CN201821533324.1U patent/CN208953620U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110794214A (en) * | 2019-11-11 | 2020-02-14 | 山东送变电工程有限公司 | Integrated testing device and method for integrated circuit parameter insulation |
| CN110794214B (en) * | 2019-11-11 | 2021-08-20 | 山东送变电工程有限公司 | Integrated testing device and method for integrated circuit parameter insulation |
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