CN207559486U - A kind of changeable connecting box of high-pressure coaxial cable docking - Google Patents
A kind of changeable connecting box of high-pressure coaxial cable docking Download PDFInfo
- Publication number
- CN207559486U CN207559486U CN201721483532.0U CN201721483532U CN207559486U CN 207559486 U CN207559486 U CN 207559486U CN 201721483532 U CN201721483532 U CN 201721483532U CN 207559486 U CN207559486 U CN 207559486U
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- CN
- China
- Prior art keywords
- coaxial cable
- connecting box
- pressure coaxial
- metal intermediate
- clip
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- 238000003032 molecular docking Methods 0.000 title claims abstract description 14
- 229910052751 metal Inorganic materials 0.000 claims abstract description 57
- 239000002184 metal Substances 0.000 claims abstract description 57
- 239000004020 conductor Substances 0.000 claims abstract description 25
- 239000012212 insulator Substances 0.000 claims description 3
- 239000007769 metal material Substances 0.000 claims description 3
- 238000011065 in-situ storage Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- 239000004411 aluminium Substances 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 241001212149 Cathetus Species 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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Abstract
The utility model is related to a kind of changeable connecting boxs of high-pressure coaxial cable docking,There are three trepannings for the side setting of the connecting box,Each trepanning is corresponding in the case, and there are one the clips that the clip and one that are used to be clamped high-pressure coaxial cable outer contact are used to be clamped high-pressure coaxial cable inner conductor,Insulating bar is rotatably connected to the corresponding body side in trepanning side,It is fixed on insulating bar that there are two identical beckets,Two identical rotation connection arms into 120 degree of angles are respectively fixed on two beckets,There are one metal intermediate plates for connection on each clip,Four rotation connection arms is made to be located in the gap of four metal intermediate plates respectively by rotating insulated bar,It is clamped by metal intermediate plate,The utility model has the advantage of when grounding box failure,Pass through the changeable connecting box of high-pressure coaxial cable docking,It can realize that the mode of quickly switching high-pressure coaxial cable replaces grounding box,Without the method using power-off for a long time to the replacement of fault ground case or in-situ trouble.
Description
Technical field
The utility model is related to a kind of connecting boxs of high-pressure coaxial cable, especially a kind of to can be used in switching line attachment
High-pressure coaxial cable connecting box.
Background technology
Electric power safety regulation provides that the uncharged metal shell of electrical equipment will be grounded, therefore the metal of high-tension cable
Shielded layer(Metal aluminium sheath)It should be grounded.Usual two sections of high-tension cables are connected by insulative head, in junction, two sections of high-voltage electricity
What the core of cable was connected together, and the aluminium sheath of two sections of high-tension cables does not link together, aluminium sheath is to disconnect, two
Section high-tension cable aluminium sheath connects grounding box by high-pressure coaxial cable and is grounded.
High-pressure coaxial cable central axis is a copper conductor, additional one layer of insulating materials, outside this layer of insulating materials
It is by the netted copper conductor package of a hollow cylinder, outermost one layer is insulating layer.High-pressure coaxial cable is divided into four from inside to outside
Layer:Center copper wire, plastic insulation, reticulated conductive layer and wire outer skin.
Usual high-pressure coaxial cable is connected directly with earthing box for electric cable, when earthing box for electric cable breaks down, can be directly resulted in
High-tension cable metal screen layer ground connection break down, high-tension cable in the case that it is earth-free energization be it is unsafe and
Do not allow, need to have a power failure and failure cable grounding box is overhauled or replaced, and many inconvenience will be brought very to user by having a power failure
To loss.
Invention content
The technical problems to be solved in the utility model is that one is connected before high-pressure coaxial cable enters earthing box for electric cable
The changeable connecting box of high-pressure coaxial cable docking, high-pressure coaxial cable are connect by the connecting box with earthing box for electric cable.
When earthing box for electric cable breaks down, high-pressure coaxial cable is switched to by high-pressure coaxial cable docking changeable connecting box
It is connect with spare grounding box, without the method using power-off for a long time to the replacement of fault ground case or in-situ trouble.
A kind of changeable connecting box of high-pressure coaxial cable docking, there are three trepanning, institutes for the side setting of the connecting box
The line of three trepannings stated is in equilateral triangle;The side adjacent with trepanning side at least side is provided with opening;Each trepanning exists
It is all corresponding in case that there are one be used to be clamped high-pressure coaxial cable for being clamped the clip of high-pressure coaxial cable outer contact and one
The clip of inner conductor, described two clips are located along the same line with corresponding trepanning, and the straight line is opened with connecting box
The side of hole side is vertical, and clip is connect with babinet by insulator;Plane where three trepannings, for being clamped high voltage co-axial electricity
Plane where three clips of cable outer contact is clamped with being used for where three clips of high-pressure coaxial cable inner conductor
Plane is mutually parallel;Insulating bar is rotatably connected to the corresponding body side in trepanning side, insulating bar one end is located at outside babinet, separately
One end is stretched into babinet, and fixed there are two identical becket on insulating bar, two beckets are located at clamping high voltage co-axial respectively
Triangle that three clips of cable outer conductor are formed, three clips for being clamped high-pressure coaxial cable inner conductor are formed
Triangle center on, the fixed rotation connection arm there are two into 120 degree angles on each becket, rotation connection arm
It is located in two parallel planes that clip is formed respectively;There are one metal intermediate plate, the gold for connection on each clip
Belong to intermediate plate to have the gap, four rotation connection arms is made to be located in the gap of four metal intermediate plates respectively by rotating insulated bar, it is golden
Belong to intermediate plate to clamp, described four metal intermediate plates are located at two straight lines vertical with the side of connecting box trepanning side two-by-two respectively
On.
When grounding box breaks down, high-pressure coaxial cable is needed to be switched to it is connect with service ground case.Service ground
There is one section of high-pressure coaxial cable on case, stretched out out of service ground case, wire outer skin is removed to the movable end of high-pressure coaxial cable,
Expose outer contact, remove intermediate insulating layer and expose inner conductor, by high-pressure coaxial cable from the vacant hole of connecting box side
Two clips that straight line is extend into connecting box and vacant hole is located along the same line are clamped high-pressure coaxial cable outer layer respectively
Conductor and high-pressure coaxial cable inner conductor rotate insulating bar, and insulating bar drives two rotation connection arm rotations on becket,
Make 2 metal intermediate plates being electrically connected with fault ground case vacant, linking arm is located in other 4 metal Jaw Gaps, and connection is high
Press coaxial wire and service ground case.
As further technological improvement, it is fixedly connected between the metal intermediate plate and clip by linking arm,
The metal intermediate plate is made of two opposite arc metal plates of opening direction, and linking arm is located at two arc metal plates
Between, two arc metal plates are symmetrical about linking arm, and linking arm and metal intermediate plate are located at triangle where clip
Center line on, be detachably connected between linking arm and metal intermediate plate.Further, linking arm be by bolt with
Metal intermediate plate connects.The mode that metal intermediate plate is connected by screw bolts with linking arm, it is convenient when metal intermediate plate and rotation connection
When arm fitting is bad, metal intermediate plate is adjusted or replaced.
As further technological improvement, one end that insulating bar is located at outside connecting box is provided with annular control flaps, insulating bar
The center of vertical connection annular control flaps.Facilitate rotation insulating bar.
As further technological improvement, angle index value is provided on annular control flaps rudder face.It is provided with angle index
It can be snapped onto in metal clip piece gap easily to annular control flaps rotational positioning and conveniently to the positioning of linking arm.
As further technological improvement, the metal intermediate plate is elastic metallic material.Using elastic metallic material side
Just rotation connection arm is clamped, preferably plays electric action, such as copper, iron, manganese etc. can be selected the material with preferably elasticity
Do metal intermediate plate.
As further technological improvement, each external one section and pipeline with babinet in communicate vertical with babinet of trepanning.
It can ensure that being perpendicular to body side when high-pressure coaxial cable penetrates penetrates, it is easier to be caught in the clip being located along the same line
Interior, face does not deviate by the rectilinear direction where clip.
The utility model has the advantage of when grounding box failure, pass through the changeable connection of high-pressure coaxial cable docking
Case can realize that the mode of quickly switching high-pressure coaxial cable replaces grounding box, without the method using power-off for a long time
To the replacement of fault ground case or in-situ trouble.
Description of the drawings
The changeable connecting box of Fig. 1 high-pressure coaxial cables docking penetrates stereoscopic schematic diagram during three high-pressure coaxial cables.
The changeable connecting box internal structure enlarged drawing of Fig. 2 high-pressure coaxial cables docking.
Bowing during two high-pressure coaxial cables of access when the changeable connecting box of Fig. 3 high-pressure coaxial cables docking works normally
View.
In attached drawing:1st, open side;2nd, trepanning side;3rd, high-pressure coaxial cable;4th, the first clip;5th, the second clip;6 companies of fixation
Connect arm;7th, metal intermediate plate;8th, insulating bar;9th, becket;10th, it is rotatablely connected arm;11st, control flaps;12nd, cable penetrates hole;13rd, absolutely
Edge;14th, pipeline.
Specific embodiment
A kind of changeable connecting box of high-pressure coaxial cable docking, there are three the settings of trepanning side 2 of connecting box as shown in Figure 1
For the trepanning that high-pressure coaxial cable 3 penetrates, cable penetrates hole 12, and the line that three cables penetrate hole 12 is in equilateral triangle;It opens
The adjacent wherein side in hole side 2 is open side 1, and open side 1 is provided with the case lid connect with chest hinge, can open and cover conjunction and connect
Case is connect, when facilitating the cable to penetrate in observable case.External one section and and case vertical with babinet of each trepanning adjacent with open side 1
The pipeline 14 communicated in vivo.Can ensure that being perpendicular to body side when high-pressure coaxial cable 3 penetrates penetrates, it is easier to be caught in
The cable is penetrated in two clips that hole 12 is located along the same line, without departing from the rectilinear direction where clip.
As shown in Figure 1, 2, each cable penetrates hole 12 corresponding in the case there are one for being clamped outside high-pressure coaxial cable 3
First clip 4 of layer conductor and second clip 5 for being used to be clamped 3 inner conductor of high-pressure coaxial cable, described two cards
Hoop is located along the same line with corresponding trepanning, and the straight line is vertical with the side of connecting box trepanning side 2, the first clip 4, the
Two clips 5 are connect respectively by insulator 13 with babinet;Plane where three trepannings, for being clamped outside high-pressure coaxial cable 3
Three second clips 5 of the plane with being used to be clamped 3 inner conductor of high-pressure coaxial cable where three the first clips 4 of layer conductor
The plane at place is mutually parallel;Insulating bar 8 is rotatably connected to, and extend into babinet with the corresponding body side of trepanning side 2
Interior, one end that insulating bar 8 is located at outside connecting box is provided with annular control flaps 11, and insulating bar 8 is vertically fixedly connected with annular control flaps
11 center, be provided on annular 11 rudder face of control flaps 0 ° of angle index value, 120 °, 240 °, have a label on connecting box
Line aligns for angle value.Fixed there are two identical becket 9 on insulating bar 8, each becket 9 is fixedly connected
There are two the identical rotation connection arm 10 into 120 degree of angles, two beckets 9 are located at the connection of the first clip 4 and are formed respectively
Equilateral triangle center and the second clip 5 connect the center of formed equilateral triangle, rotation connection arm 10 divides
In two triangle projective planums that Wei Yu be where the first clip, the second clip;There are one metal intermediate plates for connection on each clip
7, it is fixedly connected by linking arm 6 between metal intermediate plate 7 and clip, is had the gap on metal intermediate plate 7, the metal intermediate plate
7 are made of two opposite arc metal plates of opening direction, and linking arm is located between two arc metal plates, two arcs
Sheet metal is symmetrical about linking arm 6, and linking arm and metal intermediate plate 7 are located at what the connection of the first clip 4 was formed respectively
It is connected on the center line of formed equilateral triangle with the second clip 5 on the center line of equilateral triangle, linking arm 6 passes through spiral shell
Bolt is connect with metal intermediate plate 7.Four rotation connection arms 10 are made respectively positioned at the gap of 4 metal intermediate plates 7 by rotating insulated bar 8
In, it is clamped by metal intermediate plate, described four metal intermediate plates 7 are located at the straight line vertical with the side of connecting box trepanning side respectively
On.
The changeable connecting box of the docking of high-pressure coaxial cable 3 is connected to high-pressure coaxial cable 3 and cable in normal use
Between grounding box, as shown in figure 3, be that two high-pressure coaxial cables access simultaneously during normal use, specific attended operation mode is,
Wire outer skin is removed to the incoming end of high-pressure coaxial cable, exposes outer contact, intermediate insulating layer is removed and exposes inner conductor, it is high
Pressure coaxial cable 3 penetrates hole 12 from a cable and penetrates in connecting box, and first of hole 12 on the same line is penetrated with the cable
Clip 4, the second clip 5 block the outer contact and inner conductor of high-pressure coaxial cable 3 respectively, then being connected with grounding box
Incoming end removal wire outer skin, the intermediate insulating layer of one section of high-pressure coaxial cable 3, expose outer contact and inner conductor, from another
One cable penetrates hole 12 and penetrates, and is distinguished with the first clip 4, the second clip 5 of hole 12 on the same line is penetrated with the cable
The outer contact and inner conductor of high-pressure coaxial cable 3 are blocked, annular control flaps 11 is rotated, is caught in rotation connection arm 10 above-mentioned
Among the metal intermediate plate 7 that four clips are connected, stop annular control flaps 11, the outer contact and internal layer of high-pressure coaxial cable 3
Conductor passes through clip, linking arm 6, the metal intermediate plate 7 being connected with rotation connection arm 10, rotation connection arm 10, becket 9
Connection is grounded with grounding box.
When grounding box breaks down, high-pressure coaxial cable 3 is needed to be switched to it is connect with service ground case.Service ground
One section of high-pressure coaxial cable is stretched out in case, wire outer skin is removed to the movable end of high-pressure coaxial cable 3, exposes outer contact, removes
Intermediate insulating layer is gone to expose inner conductor, 3 movable end of high-pressure coaxial cable is penetrated into hole cathetus from the vacant cable of connecting box
Penetrate into connecting box, then with and the hole the first clip, the second clip that are located along the same line be clamped high voltage co-axial respectively
3 inner conductor of 3 outer contact of cable and high-pressure coaxial cable, rotates insulating bar, and insulating bar drives two rotations on becket
Linking arm rotates 120 °, makes a metal intermediate plate being electrically connected with fault ground case vacant, and linking arm is located in addition metal intermediate plate
In gap, electrical connection 3 line of high-pressure coaxial cable and service ground case are grounded high-pressure coaxial cable 3.
Claims (7)
1. a kind of changeable connecting box of high-pressure coaxial cable docking, it is characterised in that:The side of the connecting box is provided with three
A trepanning, the line of described three trepannings is in equilateral triangle;The side adjacent with trepanning side at least side is provided with opening;
Each trepanning is corresponding in the case, and there are one be used to block for being clamped the clip of high-pressure coaxial cable outer contact and one
The clip of high-pressure coaxial cable inner conductor is connect, described two clips are located along the same line with corresponding trepanning, described
Straight line is vertical with the side of connecting box trepanning side, and clip is connect by insulator with babinet;
Plane where three trepannings, for being clamped the plane where the three of high-pressure coaxial cable outer contact clips with being used for
Plane where being clamped three clips of high-pressure coaxial cable inner conductor is mutually parallel;
Insulating bar is rotatably connected to the corresponding body side in trepanning side, insulating bar one end is located at outside babinet, and the other end stretches into
In babinet, fixed there are two identical becket on insulating bar, two beckets are located at clamping high-pressure coaxial cable outer layer respectively
Triangle that three clips of conductor are formed is clamped the triangle that three clips of high-pressure coaxial cable inner conductor are formed
Center on, two identical rotation connection arms into 120 degree of angles are respectively fixed on two beckets, be rotatablely connected
Arm is located in two parallel planes that clip is formed respectively;
Metal intermediate plate, the metal intermediate plate to have the gap there are one connections on each clip, make four by rotating insulated bar
It is rotatablely connected arm to be respectively located in the gap of four metal intermediate plates, be clamped by metal intermediate plate, described four metal intermediate plate difference
It is located on straight line two-by-two, the straight line is vertical with the side of connecting box trepanning side.
2. connecting box according to claim 1, it is characterised in that:Connected between the metal intermediate plate and clip by fixed
Arm connection is connect, the metal intermediate plate is made of two opposite arc metal plates of opening direction, and linking arm is located at two
Between arc metal plate, two arc metal plates are symmetrical about linking arm, and linking arm and metal intermediate plate are located at clip
On the center line of place triangle, it is detachably connected between linking arm and metal intermediate plate.
3. connecting box according to claim 1, it is characterised in that:Connected between linking arm and metal intermediate plate by bolt
It connects.
4. connecting box according to claim 1, it is characterised in that:One end that insulating bar is located at outside connecting box is provided with annular
Control flaps, insulating bar are vertically fixedly connected with the center of annular control flaps.
5. connecting box according to claim 4, it is characterised in that:Angle index value is provided on annular control flaps rudder face.
6. connecting box according to claim 1, it is characterised in that:The metal intermediate plate is elastic metallic material.
7. connecting box according to claim 1, it is characterised in that:External one section and and babinet vertical with babinet of each trepanning
The pipeline inside communicated.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201721483532.0U CN207559486U (en) | 2017-11-09 | 2017-11-09 | A kind of changeable connecting box of high-pressure coaxial cable docking |
Applications Claiming Priority (1)
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CN201721483532.0U CN207559486U (en) | 2017-11-09 | 2017-11-09 | A kind of changeable connecting box of high-pressure coaxial cable docking |
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CN207559486U true CN207559486U (en) | 2018-06-29 |
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CN201721483532.0U Active CN207559486U (en) | 2017-11-09 | 2017-11-09 | A kind of changeable connecting box of high-pressure coaxial cable docking |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107919640A (en) * | 2017-11-09 | 2018-04-17 | 国网江苏省电力公司南京供电公司 | A kind of high-pressure coaxial cable docks changeable connecting box |
CN110718884A (en) * | 2019-11-20 | 2020-01-21 | 安徽明坤电器设备有限公司 | Angle-adjustable lifting cable branch box and using method thereof |
CN115021172A (en) * | 2022-05-07 | 2022-09-06 | 国网江苏省电力有限公司常州供电分公司 | Cross interconnection box and cross interconnection system preventing wrong wiring |
-
2017
- 2017-11-09 CN CN201721483532.0U patent/CN207559486U/en active Active
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107919640A (en) * | 2017-11-09 | 2018-04-17 | 国网江苏省电力公司南京供电公司 | A kind of high-pressure coaxial cable docks changeable connecting box |
CN107919640B (en) * | 2017-11-09 | 2024-04-19 | 国网江苏省电力公司南京供电公司 | High-voltage coaxial cable butt-joint switchable connection box |
CN110718884A (en) * | 2019-11-20 | 2020-01-21 | 安徽明坤电器设备有限公司 | Angle-adjustable lifting cable branch box and using method thereof |
CN115021172A (en) * | 2022-05-07 | 2022-09-06 | 国网江苏省电力有限公司常州供电分公司 | Cross interconnection box and cross interconnection system preventing wrong wiring |
CN115021172B (en) * | 2022-05-07 | 2023-10-27 | 国网江苏省电力有限公司常州供电分公司 | Cross interconnection box and cross interconnection system capable of preventing misconnection |
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