CN110474286A - Variable connecting box for coaxial cable inlet wire - Google Patents
Variable connecting box for coaxial cable inlet wire Download PDFInfo
- Publication number
- CN110474286A CN110474286A CN201910875538.XA CN201910875538A CN110474286A CN 110474286 A CN110474286 A CN 110474286A CN 201910875538 A CN201910875538 A CN 201910875538A CN 110474286 A CN110474286 A CN 110474286A
- Authority
- CN
- China
- Prior art keywords
- attachment device
- coaxial cable
- inlet wire
- phase
- connecting hole
- 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.)
- Granted
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G15/00—Cable fittings
- H02G15/08—Cable junctions
- H02G15/085—Cable junctions for coaxial cables or hollow conductors
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G15/00—Cable fittings
- H02G15/08—Cable junctions
- H02G15/10—Cable junctions protected by boxes, e.g. by distribution, connection or junction boxes
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G15/00—Cable fittings
- H02G15/08—Cable junctions
- H02G15/10—Cable junctions protected by boxes, e.g. by distribution, connection or junction boxes
- H02G15/16—Cable junctions protected by boxes, e.g. by distribution, connection or junction boxes structurally associated with support for line-connecting terminals within the box
Abstract
This application involves a kind of variable connecting boxs for coaxial cable inlet wire.The variable connecting box of the coaxial cable inlet wire includes cabinet, the first attachment device column, the second attachment device column, beam splitting ring and ground connecting device.According to power transmission engineering demand, cross interconnected structure can be formed between multiple first attachment devices and multiple second attachment devices or is directly grounded structure.Since each first attachment device includes the first fixing seat.First fixing seat also sets up the first connecting hole, and each first connecting hole is used to be electrically connected by a single-core cable with a second downstream cables protective metal shell.First downstream cables protective metal shell can be directly electrically connected with the second downstream cables protective metal shell, meet the electrical connection demand between branch's downstream cables protective metal shell.Variable connecting box for coaxial cable inlet wire provides the foundation connection component, and operator carries out reconfiguration adjustment according to demand, and the variable connecting box for being used in coaxial cable inlet wire is applied to different transmission of electricity structures.
Description
Technical field
This application involves technical field of electric power, more particularly to a kind of variable connecting box for coaxial cable inlet wire.
Background technique
Urban distribution network generallys use high voltage single-core cable transmission of electricity, when cable core has electric current to pass through, protects in cable metal
Induced voltage generation is put on, and cable load is bigger, route is longer, induced voltage is higher.If threephase cable circuit is complete
Symmetrically, electric current is also full symmetric in three-phase circuit, then the voltage incuded in threephase cable aluminium sheath is full symmetric, their vector
Be zero.
Using this principle, the interconnection of three-phase protective metal shell is arranged in joint location in longer cable run, by twice
Interconnection makes entire cross interconnected section of induced voltage smaller.In power transmission engineering, there are electric power distributary phenomena.Such as one
Upstream power transmission cable is electrically connected with two downstream power transmission cables.But the mode of connection of existing cross-connect grounding box is unique, does not have
Method carries out wiring adjustment on demand.
Summary of the invention
Based on this, it is necessary to it is unique for the mode of connection of existing cross-connect grounding box, wiring cannot be carried out on demand
The problem of adjustment, provides a kind of variable connecting box for coaxial cable inlet wire.
A kind of variable connecting box for coaxial cable inlet wire.The coaxial cable includes an inner core and an outer core,
For being electrically connected with a upstream cable metal sheath, an outer core is used for and first downstream electrical one inner core
The electrical connection of cable protective metal shell.The variable connecting box for coaxial cable inlet wire includes cabinet, the first attachment device column, second
Attachment device column, beam splitting ring and ground connecting device.
The cabinet, which encloses, is configured to the first space.The first attachment device column are accommodated in first space.Described
One attachment device column include multiple first attachment devices, and the setting of the multiple first attachment device interval, each described first connects
Connection device includes the first fixing seat.First fixing seat is set to first space.First fixing seat includes interval
The first connecting hole and boss being arranged.The boss opens up the second connecting hole, and first connecting hole and second connection
Side wall of the opening in hole towards the cabinet.Each first connecting hole is used for by under a single-core cable and one second
Swim cable metal sheath electrical connection.
The second attachment device column are accommodated in first space.The first attachment device column are connect with described second
The setting of device column parallel interval.The second attachment device column are set to first attachment device and arrange far from the boss one
Side.The second attachment device column include multiple second attachment devices.The multiple second attachment device and the multiple first
Attachment device is arranged in a one-to-one correspondence.Second attachment device includes third connecting hole.The third connecting hole and corresponding institute
The second connecting hole is stated to be oppositely arranged.
The beam splitting ring set is set to the boss, and the outer surface of the boss and the inner ring surface of the beam splitting ring are formed
First gap.First gap is used to store the outer core of the coaxial cable so that the outer core of the coaxial cable with it is described
The electrical connection of first attachment device.The inner core of the coaxial cable passes through first gap and second connecting hole.It is described same
The inner core of shaft cable is connected in the third connecting hole, so that the inner core of the coaxial cable is electrically connected with second attachment device
It connects.
The ground connecting device is accommodated in first space.The ground connecting device is set to second connection
Device arranges the side far from first attachment device column.
In one embodiment, the variable connecting box for coaxial cable inlet wire further includes the first connecting plate and multiple
Insulator.
First connecting plate is accommodated in first space.The ground connecting device is set to first connection
Plate, and the ground connecting device is electrically connected with first connecting plate.
The multiple insulator is accommodated in first space.The multiple insulator is respectively fixedly connected in described first
Between connecting plate and the bottom surface of the cabinet.
In one embodiment, the variable connecting box for coaxial cable inlet wire further includes the first insulation board.It is described
First insulation board is accommodated in first space, and is fixed on the cabinet.The multiple first attachment device is individually fixed in
First insulation board.
In one embodiment, the variable connecting box for coaxial cable inlet wire further includes the second insulation board.It is described
Second insulation board is accommodated in first space, and is fixed on the cabinet.The multiple second attachment device is individually fixed in
Second insulation board.
In one embodiment, first fixing seat opens up the first bolt hole, first bolt hole and described first
Connecting hole perforation, first attachment device further includes the first sliding block and the first fastening bolt.First sliding block is set to institute
State the first connecting hole.First fastening bolt screws in first bolt hole.First fastening bolt presses on described
One sliding block, for pushing first sliding block to compress the connector of the single-core cable.
In one embodiment, the cabinet includes the first side wall, and the cabinet includes multiple first wire barrels.It is described more
A first wire barrel is individually fixed in the first side wall, and the multiple first wire barrel is connected to first space.Institute
Multiple first wire barrels are stated to be arranged in a one-to-one correspondence with the multiple first attachment device.The nozzle of one first wire barrel is just
To first gap, the coaxial cable passes through first wire barrel.
In one embodiment, the cabinet includes second sidewall, and the second sidewall is opposite with the first side wall to be set
It sets, the cabinet includes multiple second wire barrels.The multiple second wire barrel is individually fixed in the second sidewall, and described
Multiple second wire barrels are connected to first space.The nozzle of each the multiple second wire barrel and first company
Hole is connect to be correspondingly arranged.The single-core cable passes through second wire barrel and is connected in first connecting hole.
In one embodiment, the multiple second attachment device is electrically connected with the ground connecting device respectively.
In one embodiment, the multiple first attachment device includes first the first attachment device of phase, the second phase first
The first attachment device of attachment device and third phase, the multiple second attachment device include first the second attachment device of phase, second
The second attachment device of the second attachment device of phase and third phase, first attachment device of the first phase are connect with the third phase second
Device, first attachment device of the second phase and second attachment device of the first phase, first attachment device of third phase with
Second phase, second attachment device.
In one embodiment, the variable connecting box for coaxial cable inlet wire further includes multiple protective devices.Institute
It states multiple protective devices and is respectively arranged at the surface of first connecting plate far from the multiple insulator, the multiple protection dress
It sets and is arranged in a one-to-one correspondence with the multiple second attachment device.
In one embodiment, the variable connecting box for coaxial cable inlet wire further includes lid.The lid with
The cabinet encloses jointly is configured to first space.
Variable connecting box provided by the embodiments of the present application for coaxial cable inlet wire, including cabinet, the first attachment device
Column, the second attachment device column, beam splitting ring and ground connecting device.The coaxial cable include an inner core and an outer core, one
For being electrically connected with a upstream cable metal sheath, an outer core is used for and first downstream cables a inner core
Protective metal shell electrical connection.The first attachment device column include multiple first attachment devices.Between the multiple first attachment device
Every setting.The first attachment device column are arranged with the second attachment device column parallel interval.The second attachment device column
First attachment device is set to arrange far from the boss side.The second attachment device column include multiple second connection dresses
It sets.The multiple second attachment device is arranged in a one-to-one correspondence with the multiple first attachment device.
The beam splitting ring set is set to the boss.And the outer surface of the boss and the inner ring surface of the beam splitting ring are formed
First gap.First gap is used to store the outer core of the coaxial cable so that the outer core of the coaxial cable with it is described
The electrical connection of first attachment device.The inner core of the coaxial cable passes through first gap and second connecting hole, is connected in
The third connecting hole, so that the inner core of the coaxial cable is electrically connected with second attachment device.The grounding connection dress
It sets and is accommodated in first space.The ground connecting device is set to the second attachment device column far from first connection
The side of device column.The ground connecting device with earth cable for connecting.
It, can be with shape between the multiple first attachment device and the multiple second attachment device according to power transmission engineering demand
At intersection interconnection architecture or it is directly grounded structure.Since each first attachment device includes the first fixing seat.Described first
Fixing seat also sets up the first connecting hole, and each first connecting hole is used to pass through a single-core cable and second downstream electrical
The electrical connection of cable protective metal shell.The first downstream cables protective metal shell can be directly electric with the second downstream cables protective metal shell
Connection, meets the electrical connection demand between branch's downstream cables protective metal shell.The variable connection for coaxial cable inlet wire
Case provides the foundation connection component, and operator carries out reconfiguration adjustment according to demand, make it is described for coaxial cable inlet wire can
Become connecting box and is applied to different transmission of electricity structures.
Detailed description of the invention
Fig. 1 is that the structure of the variable connecting box for coaxial cable inlet wire provided in the application one embodiment is quick-fried
Fried figure；
Fig. 2 is the internal junction of the variable connecting box for coaxial cable inlet wire provided in the application one embodiment
Composition；
Fig. 3 is the detonation configuration of first attachment device and the beam splitting ring that provide in another embodiment of the application
Figure；
Fig. 4 is the assembling structure of first attachment device and the beam splitting ring that provide in another embodiment of the application
Figure；
Fig. 5 is the structure of the variable connecting box for coaxial cable inlet wire provided in another embodiment of the application
Figure；
Fig. 6 is the structure of the variable connecting box for coaxial cable inlet wire provided in another embodiment of the application
Figure.
Drawing reference numeral:
Variable connecting box 10
Coaxial cable 100
Inner core 110
Outer core 120
Cabinet 20
First space 201
The first side wall 202
Second sidewall 203
Lid 204
Handle 205
Sealing ring 206
First wire barrel 210
Second wire barrel 220
First attachment device column 30
First attachment device 310
First connecting hole 301
Boss 302
Second connecting hole 303
Single-core cable 300
First fixing seat 311
First bolt hole 312
First sliding block 313
First fastening bolt 314
First insulation board 320
Second attachment device column 40
Second attachment device 410
Third connecting hole 401
Second insulation board 420
Beam splitting ring 50
First gap 501
Ground connecting device 60
First connecting plate 610
Insulator 620
Protective device 630
First the first attachment device of phase A1
Second the first attachment device of phase B1
The first attachment device of third phase C1
First the second attachment device of phase A2
Second the second attachment device of phase B2
The second attachment device of third phase C2
Specific embodiment
In order to make the above objects, features, and advantages of the present application more apparent, with reference to the accompanying drawing to the application
Specific embodiment be described in detail.Many details are explained in the following description in order to fully understand this Shen
Please.But the application can be implemented with being much different from other way described herein, those skilled in the art can be not
Similar improvement is done in the case where violating the application intension, therefore the application is not limited by following public specific implementation.
It is herein component institute serialization number itself, such as " first ", " second " etc., is only used for distinguishing described object,
Without any sequence or art-recognized meanings.And " connection ", " connection " described in the application, unless otherwise instructed, include directly and
It is indirectly connected with (connection).In the description of the present application, it is to be understood that term " on ", "lower", "front", "rear", " left side ",
The orientation of the instructions such as " right side ", "vertical", "horizontal", "top", "bottom", "inner", "outside", " clockwise ", " counterclockwise " or position are closed
System indicates to be based on the orientation or positional relationship shown in the drawings, being merely for convenience of description the application and simplifying description
Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand
For the limitation to the application.
In this application unless specifically defined or limited otherwise, fisrt feature in the second feature " on " or " down " can be with
It is that the first and second features directly contact or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature be directly above or diagonally above the second feature, or be merely representative of
First feature horizontal height is higher than second feature.Fisrt feature can be under the second feature " below ", " below " and " below "
One feature is directly under or diagonally below the second feature, or is merely representative of first feature horizontal height less than second feature.
Referring to Figure 1 and Fig. 2, the embodiment of the present application provide a kind of variable connecting box 10 for coaxial cable inlet wire.Institute
Stating coaxial cable 100 includes an inner core 110 and an outer core 120, and an inner core 110 is used for and a upstream cable gold
Belong to sheath electrical connection, an outer core 120 with a first downstream cables protective metal shell for being electrically connected.
The variable connecting box 10 for coaxial cable inlet wire includes cabinet 20, the first attachment device column 30, second company
Connection device column 40, beam splitting ring 50 and ground connecting device 60.
The cabinet 20, which encloses, is configured to the first space 201.The first attachment device column 30 are accommodated in first space
201.The first attachment device column 30 include multiple first attachment devices 310, and the multiple interval of first attachment device 310 is set
It sets, each first attachment device 310 includes the first fixing seat 311.It is empty that first fixing seat 311 is set to described first
Between 201.First fixing seat 311 includes spaced first connecting hole 301 and boss 302.The boss 302 opens up
Two connecting holes 303, and the opening of first connecting hole 301 and second connecting hole 303 is towards the side wall of the cabinet 20.
Each first connecting hole 301 is used to be electrically connected by a single-core cable 300 with a second downstream cables protective metal shell.
The second attachment device column 40 are accommodated in first space 201.The first attachment device column 30 with it is described
The setting of second attachment device column, 40 parallel interval.It is remote that the second attachment device column 40 are set to the first attachment device column 30
From 302 side of boss.The second attachment device column 40 include multiple second attachment devices 410.The multiple second connects
Connection device 410 is arranged in a one-to-one correspondence with the multiple first attachment device 310.Second attachment device 410 connects including third
Connect hole 401.The third connecting hole 401 is oppositely arranged with corresponding second connecting hole 303.
The beam splitting ring 50 is sheathed on the boss 302, and the outer surface of the boss 302 and the beam splitting ring 50 is interior
Ring surface forms the first gap 501.First gap 501 is used to store the outer core 120 of the coaxial cable 100, so that institute
The outer core 120 for stating coaxial cable 100 is electrically connected with first attachment device 310.The inner core 110 of the coaxial cable 100 is worn
Cross first gap 501 and second connecting hole 303.The inner core 110 of the coaxial cable 100 is connected in the third and connects
Hole 401 is connect, so that the inner core 110 of the coaxial cable 100 is electrically connected with second attachment device 410.
The ground connecting device 60 is accommodated in first space 201.The ground connecting device 60 is set to described
Side of the second attachment device column 40 far from the first attachment device column 30.
The variable connecting box 10 for coaxial cable inlet wire includes the multiple first attachment device 310 and described more
A second attachment device 410.According to power transmission engineering demand, the multiple first attachment device 310 and the multiple second connection
Cross interconnected structure can be formed between device 410 or is directly grounded structure.Since each first attachment device 310 includes
First fixing seat 311.First fixing seat 311 also sets up the first connecting hole 301, and each first connecting hole 301 is used for
It is electrically connected by a single-core cable 300 with a second downstream cables protective metal shell.The beam splitting ring 50 makes described coaxial
The outer core 120 of cable 100 is electrically connected with first attachment device 310.Meanwhile the inner core 110 of the coaxial cable 100 passes through
First gap 501 and second connecting hole 303.The inner core 110 of the coaxial cable 100 is connected in the third connection
Hole 401, so that the inner core 110 of the coaxial cable 100 is electrically connected with second attachment device 410.It is solid by described first
Reservation 311, the first downstream cables protective metal shell can be directly electrically connected with the second downstream cables protective metal shell, be met
Electrical connection demand between branch's downstream cables protective metal shell.By the beam splitting ring 50, the upstream cable metal sheath can
To be directly grounded.The variable connecting box 10 for coaxial cable inlet wire provides the foundation connection component, operator according to
Demand carries out reconfiguration adjustment, and the variable connecting box 10 for coaxial cable inlet wire is made to be applied to different transmission of electricity structures.
Please also refer to Fig. 3 and Fig. 4, the beam splitting ring 50 is sheathed on the outer wall of the boss 302.The beam splitting ring 50 with
The first gap 501 is formed between the outer wall of the boss 302.The outer core 120 of the coaxial cable 100 gos deep into first gap
501, and the outer surface of the boss 302 is fitted in, to guarantee that the outer core 120 of the coaxial cable 100 is connect with described first
Device 310 is electrically connected well.
In one embodiment, the inner core 110 of the coaxial cable 100 is used for and one first lower cable metal sheath electricity
Connection.Outer core 120 is used to be electrically connected with a upstream trip cable metal sheath.
In one embodiment, the variable connecting box 10 for coaxial cable inlet wire further includes the first connecting plate 610
With multiple insulators 620.First connecting plate 610 is accommodated in first space 201.The ground connecting device 60 is arranged
In first connecting plate 610, and the ground connecting device 60 is electrically connected with first connecting plate 610.It is the multiple exhausted
Edge 620 is accommodated in first space 201.The multiple insulator 620 is respectively fixedly connected in first connecting plate 610
Between the cabinet 20, the cabinet 20 is avoided to charge, improves the variable connecting box 10 for coaxial cable inlet wire
Safety.
In one embodiment, the variable connecting box 10 for coaxial cable inlet wire further includes the first insulation board 320.
First insulation board 320 is accommodated in first space 201, and is fixed on the cabinet 20.The multiple first connection dress
It sets 310 and is individually fixed in first insulation board 320, to guarantee to insulate between the multiple first attachment device 310.
In one embodiment, the variable connecting box 10 for coaxial cable inlet wire further includes the second insulation board 420.
Second insulation board 420 is accommodated in first space 201, and is fixed on the cabinet 20.The multiple second connection dress
It sets 410 and is individually fixed in second insulation board 420, to guarantee to insulate between the multiple second attachment device 410.
In one embodiment, first fixing seat 311 opens up the first bolt hole 312, first bolt hole 312 with
First connecting hole 301 penetrates through, and first attachment device 310 further includes the first sliding block 313 and the first fastening bolt 314.
First sliding block 313 is set to first connecting hole 301.First fastening bolt 314 screws in first bolt hole
312.First fastening bolt 314 presses on first sliding block 313, described for pushing first sliding block 313 to compress
The connector of single-core cable 300.
In one embodiment, the cabinet 20 includes the first side wall 202, and the cabinet 20 includes multiple first wire barrels
210.The multiple first wire barrel 210 is individually fixed in the first side wall 202, and the multiple first wire barrel 210 with
First space 201 is connected to.The multiple first wire barrel 210 is set with the multiple first attachment device 310 one-to-one correspondence
It sets.Nozzle face one first gap 501 of one first wire barrel 210, the coaxial cable 100 pass through described
First wire barrel 210.
In one embodiment, the cabinet 20 includes second sidewall 203, the second sidewall 203 and first side
Wall 202 is oppositely arranged, and the cabinet 20 includes multiple second wire barrels 220.The multiple second wire barrel 220 is individually fixed in
The second sidewall 203, and the multiple second wire barrel 220 is connected to first space 201.Each the multiple second
The nozzle of wire barrel 220 is correspondingly arranged with first connecting hole 301.The single-core cable 300 passes through one described the
Two wire barrels 220 are connected in first connecting hole 301.
In one embodiment, the multiple second attachment device 410 is electrically connected with the ground connecting device 60 respectively.
Please also refer to Fig. 5, in one embodiment, the multiple first attachment device 310 connects including the first phase first
Connection device A1, second the first attachment device of phase B1With the first attachment device of third phase C1, the multiple second attachment device includes the
One the second attachment device of phase A2, second the second attachment device of phase B2With the second attachment device of third phase C2, the company of the first phase first
Connection device A1With the second attachment device of third phase C2, the first attachment device of the second phase B1Connect with first phase second
Connection device A2, the first attachment device of third phase C1With the second attachment device of the second phase B2。
In upper one embodiment, between the multiple first attachment device 310 and the multiple second attachment device 410,
It is cross interconnected two-by-two.
In upper one embodiment, 301 hovering of the first connecting hole is not electrically connected with cable metal sheath.It is described to be used for
The variable connecting box 10 of coaxial cable inlet wire can realize simple cross interconnected structure.
Please also refer to Fig. 6, in one embodiment, the first attachment device of the first phase A1With first phase second
Attachment device A2, the first attachment device of the second phase B1With the second attachment device of the second phase B2, the company of third phase first
Connection device C1With the second attachment device of third phase C2。
The boss 302 is electrically connected with the outer core 120 of the coaxial cable 100.The heart 110 is connect with described second
Device 410 is correspondingly connected with.The multiple second attachment device 410 is electrically connected with the ground connecting device 60.Described first connects
Hole 301 is connect to be electrically connected by a single-core cable with the second upstream cable metal sheath (third downstream cables protective metal shell), with
Realize branch's connection.
In one embodiment, the variable connecting box 10 for coaxial cable inlet wire further includes multiple protective devices
630.The multiple protective device 630 is respectively arranged at table of first connecting plate 610 far from the multiple insulator 620
Face, the multiple protective device 630 are arranged in a one-to-one correspondence with the multiple second attachment device 410.
In one embodiment, the variable connecting box 10 for coaxial cable inlet wire further includes lid 204.The lid
Body 204 and the cabinet 20 enclose jointly is configured to first space 201.
In one embodiment, the cabinet 20 includes opening, and flange arrangement is arranged in the opening.The flange arrangement
Open up multiple bolts hole.The correspondence of lid 202 opens up multiple threaded holes.It is screwed into corresponding bolt hole by multiple bolts, with
The lid 202 is set to be fixed on the cabinet 20.
In one embodiment, the single-core cable earthing or grounding means 10 further includes sealing ring 204.The opening of the cabinet 20
End face opens up seal groove, and the sealing ring 204 is set to the seal groove, with seal the cabinet 20 and the lid 202 it
Between gap.
In one embodiment, the single-core cable earthing or grounding means 10 further includes handle 203, and the handle 203 is set to
Surface of the lid 202 far from the cabinet 20, convenient for the pick-and-place of the single-core cable earthing or grounding means 10.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The several embodiments of the application above described embodiment only expresses, but it cannot be understood as to this Shen
Please the scope of the patents limitation.It should be pointed out that for those of ordinary skill in the art, not departing from the application design
Under the premise of, various modifications and improvements can be made, these belong to the protection scope of the application.Therefore, the application patent
The scope of protection shall be subject to the appended claims.
Claims (11)
1. a kind of variable connecting box for coaxial cable inlet wire, the coaxial cable (100) includes an inner core (110) and one
A outer core (120), an inner core (110) with a upstream cable metal sheath for being electrically connected, an outer core
(120) for be electrically connected with a first downstream cables protective metal shell, which is characterized in that it is described be used for coaxial cable inlet wire can
Becoming connecting box (10) includes:
Cabinet (20) encloses and is configured to the first space (201)；
First attachment device arranges (30), is accommodated in first space (201), the first attachment device column (30) include multiple
First attachment device (310), the setting of the multiple first attachment device (310) interval, each first attachment device (310)
Include:
First fixing seat (311) is set to first space (201), and first fixing seat (311) includes spaced
First connecting hole (301) and boss (302), the boss (302) opens up the second connecting hole (303), and first connecting hole
(301) and side wall of the opening of second connecting hole (303) towards the cabinet (20), each first connecting hole
(301) for being electrically connected by a single-core cable (300) with a second downstream cables protective metal shell；
Second attachment device arranges (40), is accommodated in first space (201), the first attachment device column (30) and described the
Two attachment devices arrange the setting of (40) parallel interval, and the second attachment device column (40) are set to the first attachment device column
(30) far from the boss (302) side, the second attachment device column (40) include multiple second attachment devices (410), institute
It states multiple second attachment devices (410) to be arranged in a one-to-one correspondence with the multiple first attachment device (310), the second connection dress
Setting (410) includes third connecting hole (401), and the third connecting hole (401) is opposite with corresponding second connecting hole (303)
Setting；
Beam splitting ring (50) is sheathed on the boss (302), and the outer surface of the boss (302) and the beam splitting ring (50)
Inner ring surface forms the first gap (501), and first gap (501) is used to store the outer core of the coaxial cable (100)
(120), described coaxial so that the outer core (120) of the coaxial cable (100) is electrically connected with first attachment device (310)
The inner core (110) of cable (100) passes through first gap (501) and second connecting hole (303), the coaxial cable
(100) inner core (110) is connected in the third connecting hole (401) so that the inner core (110) of the coaxial cable (100) with
Second attachment device (410) electrical connection；
Ground connecting device (60), is accommodated in first space (201), and the ground connecting device (60) is set to described
Two attachment devices arrange the side of (40) far from first attachment device column (30).
2. being used for the variable connecting box of coaxial cable inlet wire as described in claim 1, which is characterized in that further include:
First connecting plate (610), is accommodated in first space (201), and the ground connecting device (60) is set to described
One connecting plate (610), and the ground connecting device (60) is electrically connected with first connecting plate (610)；
Multiple insulators (620) are accommodated in first space (201), are respectively fixedly connected in first connecting plate (610)
Between the bottom surface of the cabinet (20).
3. being used for the variable connecting box of coaxial cable inlet wire as described in claim 1, which is characterized in that further include:
First insulation board (320) is accommodated in first space (201), and is fixed on the inner wall of the cabinet (20), described more
A first attachment device (310) is individually fixed in first insulation board (320).
4. being used for the variable connecting box of coaxial cable inlet wire as described in claim 1, which is characterized in that further include:
Second insulation board (420) is accommodated in first space (201), and is fixed on the inner wall of the cabinet (20), described more
A second attachment device (410) is individually fixed in second insulation board (420).
5. being used for the variable connecting box of coaxial cable inlet wire as claimed in claim 3, which is characterized in that first fixing seat
(311) it opening up the first bolt hole (312), first bolt hole (312) and first connecting hole (301) penetrate through, and described the
One attachment device (310) further include:
First sliding block (313) is set to first connecting hole (301)；
First fastening bolt (314), screws in first bolt hole (312), and first fastening bolt (314) presses on described
First sliding block (313), for pushing first sliding block (313) to compress the connector of the single-core cable (300).
6. being used for the variable connecting box of coaxial cable inlet wire as described in claim 1, which is characterized in that cabinet (20) packet
It includes the first side wall (202), the cabinet (20) includes:
Multiple first wire barrels (210), the multiple first wire barrel (210) are individually fixed in the first side wall (202), and
The multiple first wire barrel (210) is connected to first space (201), the multiple first wire barrel (210) with it is described
Multiple first attachment devices (310) are arranged in a one-to-one correspondence, and nozzle face one of first wire barrel (210) described
One gap (501), the coaxial cable (100) pass through first wire barrel (210).
7. being used for the variable connecting box of coaxial cable inlet wire as claimed in claim 6, which is characterized in that cabinet (20) packet
It includes second sidewall (203), the second sidewall (203) is oppositely arranged with the first side wall (202), cabinet (20) packet
It includes:
Multiple second wire barrels (220), the multiple second wire barrel (220) are individually fixed in the second sidewall (203), and
The multiple second wire barrel (220) is connected to first space (201), each the multiple second wire barrel (220)
Nozzle is correspondingly arranged with first connecting hole (301), and the single-core cable (300) passes through second wire barrel
(220) it is connected in first connecting hole (301).
8. being used for the variable connecting box of coaxial cable inlet wire as described in claim 1, which is characterized in that the multiple second connects
Connection device (410) is electrically connected with the ground connecting device (60) respectively.
9. being used for the variable connecting box of coaxial cable inlet wire as described in claim 1, which is characterized in that the multiple first connects
Connection device (310) includes first the first attachment device of phase A1, second the first attachment device of phase B1With the first attachment device of third phase
C1, the multiple second attachment device includes first the second attachment device of phase A2, second the second attachment device of phase B2With third phase
Two attachment device C2, the first attachment device of the first phase A1With the second attachment device of third phase C2, second phase first
Attachment device B1With the second attachment device of the first phase A2, the first attachment device of third phase C1With second phase second
Attachment device B2。
10. being used for the variable connecting box of coaxial cable inlet wire as claimed in claim 2, which is characterized in that further include:
Multiple protective devices (630), it is separate that the multiple protective device (630) is respectively arranged at first connecting plate (610)
The surface of the multiple insulator (620), the multiple protective device (630) and the multiple second attachment device (410) one
One is correspondingly arranged.
11. being used for the variable connecting box of coaxial cable inlet wire as described in claim 1, which is characterized in that further include:
Lid (204) encloses jointly with the cabinet (20) and is configured to first space (201).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910875538.XA CN110474286B (en) | 2019-09-17 | 2019-09-17 | Variable connection box for coaxial cable inlet wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910875538.XA CN110474286B (en) | 2019-09-17 | 2019-09-17 | Variable connection box for coaxial cable inlet wire |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110474286A true CN110474286A (en) | 2019-11-19 |
| CN110474286B CN110474286B (en) | 2020-11-06 |
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ID=68515942
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910875538.XA Active CN110474286B (en) | 2019-09-17 | 2019-09-17 | Variable connection box for coaxial cable inlet wire |
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| Country | Link |
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| CN (1) | CN110474286B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112510492A (en) * | 2020-11-30 | 2021-03-16 | 国网北京市电力公司 | Grounding box capable of switching grounding modes of high-voltage cable and electronic device |
| CN112787295A (en) * | 2021-01-06 | 2021-05-11 | 国核电力规划设计研究院重庆有限公司 | Cable transposition erection structure in subdivision cable tunnel |
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| CN1792013A (en) * | 2003-04-09 | 2006-06-21 | 罗温克-能源技术有限公司 | Cable sleeve |
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| CN112510492A (en) * | 2020-11-30 | 2021-03-16 | 国网北京市电力公司 | Grounding box capable of switching grounding modes of high-voltage cable and electronic device |
| CN112787295A (en) * | 2021-01-06 | 2021-05-11 | 国核电力规划设计研究院重庆有限公司 | Cable transposition erection structure in subdivision cable tunnel |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110474286B (en) | 2020-11-06 |
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