CN208939544U - One kind can plug protector cross-connect grounding box - Google Patents
One kind can plug protector cross-connect grounding box Download PDFInfo
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- CN208939544U CN208939544U CN201821357474.1U CN201821357474U CN208939544U CN 208939544 U CN208939544 U CN 208939544U CN 201821357474 U CN201821357474 U CN 201821357474U CN 208939544 U CN208939544 U CN 208939544U
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Abstract
The utility model embodiment discloses one kind can plug protector cross-connect grounding box comprising: the earthing pole casing of the inlet wire pipe on cabinet is arranged in cabinet；In the intracorporal multiple cross-over block support frames of the case, cross-over block；Two pieces of insulation boards are respectively set thereon there are three the fixed fitting of the outer core conductor of coaxial cable and the fixed fitting of three coaxial cable inner core conductors, pass through intersect mutual side plate interconnection between the two；A plug holder assembly is fixedly connected with beside the fixed fitting of each coaxial cable inner core conductor；Three plug holder assemblies are arranged at intervals on earthing pole connecting plate；Three protectors, are cylindrical structure and connection conductive column is stretched out at both ends；Each protector sequential lateral is placed between the second insulation board and earthing pole connecting plate, and the connection conductive column at both ends is matched with plug seat；Case lid covers in the upper end opening of the cabinet, and edge is fixed by bolt.Implement the utility model embodiment, may be implemented protector can plug and simple installation, improve work efficiency.
Description
Technical field
The utility model relates to Voltage Cable Lines Construction fields, in particular to one kind can plug protector cross-connect ground connection
Case.
Background technique
With the high speed development in city, to elements such as land used anxiety, public safety, landscape and the power grid securities in urban district
It is required that main large- and-medium size cities are largely using Voltage Cable Lines Construction substitution overhead transmission line to City Substation power transmission.High-voltage electricity
Cable routes cable and attachment main equipment and metallic shield grounding protection affiliated facility composition, long cable circuit to protective metal shell into
Row sectionalised protection grounding, most typical is cross-connect protective grounding mode, and this mode of connection need to pass through cross-connect
Grounding box is realized.
There is the protector of three-phase inside cross-connect grounding box, protector is usually a cylindrical body pattern, and both ends of the surface have electricity
Gas connection and fixed screw rod, the mounting means of protector are typically designed to the mode of vertical box dignity lid, protector upper and lower side
It is electrically connected and is fixed by the connecting plate of its screw rod and its upper and lower, in daily service work, need to be protected to removing
Device carries out electric property detection.Since cross-connect case internal part is more, box volume is small, is not easy to dismounting work and carries out, when
Often appearance installation fastening is bad to cause electrical contact is bad to happen.
Utility model content
Technical problem to be solved by the utility model is to provide a kind of pluggable protector cross-connect grounding box,
May be implemented protector can plug and simple installation, improve work efficiency.
In order to solve the above-mentioned technical problem, the embodiments of the present invention provide one kind can plug protector cross-connect connect
Ground case comprising:
Cabinet has four side walls and upper end opening；There are three inlet wire pipes for setting in the cabinet one side wall, in the case
Earthing pole casing is provided on another side wall of body；
Multiple cross-over block support frames are provided on the intracorporal bottom surface of the case, it is solid on the cross-over block support frame
Surely there is cross-over block；
Two pieces of insulation boards, parallel and interval setting, both ends are fixed on cross-over block upper surface, wherein the first insulation
Plate is arranged at intervals with the fixed fitting of the outer core conductor of three coaxial cables close to three inlet wire pipes thereon；On second insulation board
It is arranged at intervals with the fixed fitting of three coaxial cable inner core conductors, fixed company beside the fixed fitting of each coaxial cable inner core conductor
It is connected to a plug holder assembly；
Earthing pole connecting plate, is set on cross-over block, and parallel with two pieces of insulation boards, is arranged at intervals with thereon
Three plug holder assemblies, one end are connected with the earthing pole casing；
Wherein, the fixed fitting upper surface of the outer core conductor of three coaxial cables of the first insulation board is separately connected a cross-connect
Side plate, coaxial cable inner core conductor fixation fitting on each other end and the second insulation board for intersecting mutual side plate
Upper surface is connected；
Three protectors, each protector are cylindrical structure, and connection conductive column is stretched out at both ends；Each protector sequential lateral
It is placed between the second insulation board and earthing pole connecting plate, one end connection conductive column is fastened on the plug seat at the second insulation board end
In, other end connection conductive column is fastened in the plug holder assembly on earthing pole connecting plate；
Case lid covers in the upper end opening of the cabinet, and edge is fixed by bolt.
Preferably, the generally U-shaped fixing groove of the plug holder assembly, U-shaped fixing groove and the connection of the protector are led
Electric column interference fit.
Preferably, the plug holder assembly includes bottom plate, two risers extended from bottom plate both ends, and the riser end is equal
It bends inwards to form two parallel elastic slices, forms consolidating for the connection conductive column for accommodating the protector between described two elastic slices
Determine slot.
Preferably, the cabinet upper end opening four extends flange face, matches with institute case lid；The cabinet with it is described
Rubber pad is further provided between case lid.
Preferably, three cross-connect side plates are led by " downwards right-falling stroke " or " right-falling stroke downwards " mode with core outside the coaxial cable of two sides
Body fixes the fixed fitting of fitting, coaxial cable inner core conductor and is connected.
Preferably, the cabinet, inlet wire pipe, cross-over block support frame, box flange face, case lid are all made of stainless steel
Material；The fixed fitting of the outer core conductor of the coaxial cable, cross-connect side plate, coaxial cable inner core conductor fixed fitting, plug seat
Component, earthing pole connecting plate are all made of copper product, and the cross-over block and insulation board are all made of epoxy plate.
Implement the utility model embodiment, has the following beneficial effects:
One kind provided by the utility model can plug protector cross-connect ground connection, wherein each protector is laterally disposed
Between the second insulation board and earthing pole connecting plate, one end connection conductive column is fastened in the plug seat at the second insulation board end,
Its other end connection conductive column is fastened in the plug holder assembly on earthing pole connecting plate；And connect conductive column and plug holder assembly
U-shaped fixing groove interference fit, due to plug holder assembly U-shaped fixing groove two sides have elastic slice, protector can be easily
Realize pluggable installation；
The pluggable protector cross-connect grounding box of the utility model compared with prior art, it is pluggable to realize protector
Simple installation, operation is simple and fast, is not required to terminal operation during installation protector, can prevent damage protector, also not
It causes electrically to connect solution unfavorable condition in the presence of fastening deficiency, substantially improves operating personnel's working strength, working efficiency is improved, to operation
Personnel's skill requirement substantially reduces.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it can also be obtained according to these attached drawings other attached drawings.
Fig. 1 be one kind provided by the utility model can plug protector cross-connect grounding box cabinet structural representation
Figure；
Fig. 2 be one kind provided by the utility model can plug protector cross-connect grounding box structural schematic diagram；
Fig. 3 is the fixed fitting cooperation schematic diagram of protector in Fig. 2, plug holder assembly and coaxial cable inner core conductor；
Fig. 4 is the structural schematic diagram of the plug holder assembly of Fig. 3.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
It describing clear and completely, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are in the premise for not making creative work
Under all other embodiment obtained, fall within the protection scope of the utility model.
Here, it should also be noted that, in order to avoid having obscured the utility model because of unnecessary details, in the accompanying drawings
It illustrate only the structure and/or processing step closely related with scheme according to the present utility model, and be omitted practical with this
The little other details of new relationship.
It can one of plug protector cross-connect grounding box implementation as shown in Figure 1, showing one kind provided by the invention
The structural schematic diagram of example combines shown in Fig. 2 to Fig. 4 together, and the grounding box includes:
Cabinet 1 has four side walls and upper end opening；There are three inlet wire pipes 2 for setting in the cabinet one side wall, described
Earthing pole casing 3 is provided on another side wall of cabinet；
Multiple cross-over block support frames 4 are provided on the bottom surface in the cabinet 1, in each cross-over block support frame 4
On be respectively and fixedly provided with cross-over block 7；
Two pieces of insulation boards 8, parallel and interval setting, both ends are fixed on 7 upper surface of cross-over block, wherein first
Insulation board is arranged at intervals with the fixed fitting 10 of the outer core conductor of three coaxial cables close to three inlet wire pipes 2 thereon；Second absolutely
The fixed fitting 12 of three coaxial cable inner core conductors, the fixed fitting 12 of each coaxial cable inner core conductor are arranged at intervals on listrium
Side is fixedly connected with a plug holder assembly 14；
Earthing pole connecting plate 9 is set on cross-over block 7, and it is parallel with two pieces of insulation boards 8 and be in same water
In plane, it is arranged at intervals with three plug holder assemblies 14 thereon, one end is connected with the earthing pole casing 3；
Wherein, it is mutual to be separately connected an intersection for fixed 10 upper surface of fitting of the outer core conductor of three coaxial cables of the first insulation board
Even side plate 11, each other end for intersecting mutual side plate 11 are fixed with a coaxial cable inner core conductor on the second insulation board
The upper surface of fitting 12 is connected；
Three protectors 13, each protector 13 are cylindrical structure, and connection conductive column 130 is stretched out at both ends；Each protection
13 sequential lateral of device is placed between the second insulation board and earthing pole connecting plate 9, and one end connection conductive column is fastened on second absolutely
In the plug seat 14 at listrium end, other end connection conductive column is fastened in the plug holder assembly 14 on earthing pole connecting plate 9；
Case lid 15 covers in the upper end opening of the cabinet 1, and edge is fixed by bolt.On the cabinet 1
End opening four extends flange face 5, matches with institute case lid 15；Further it is arranged between the cabinet 1 and the case lid 15
There is rubber pad 6, can be used for sealing.
Specifically, the generally U-shaped fixing groove of the plug holder assembly 14, the company of U-shaped fixing groove and the protector 13
Connect the interference fit of conductive column 130.In one example, the plug holder assembly 14 includes bottom plate 140, is prolonged from 140 both ends of bottom plate
Two risers 141 stretched, 141 end of riser bend inwards to form two parallel elastic slices 142, described two elastic slices it
Between form the fixing groove for accommodating the connection conductive column 130 of the protector 13.Wherein, the bottom plate 140 can pass through bolt and
Two insulation boards or 9 phase of earthing pole connecting plate are fixed.
Specifically, three cross-connect side plates 11 are by " downwards right-falling stroke " or " right-falling stroke downwards " mode with core outside the coaxial cable of two sides
Conductor fixes the fixed fitting 12 of fitting 10, coaxial cable inner core conductor and is connected.
In one example, the cabinet 1, inlet wire pipe 2, cross-over block support frame 4, box flange face 5, case lid 15 are adopted
Use stainless steel material；The fixed fitting 10 of the outer core conductor of the coaxial cable, cross-connect side plate 11, coaxial cable inner core conductor are solid
Deposit tool 12, plug holder assembly 14, earthing pole connecting plate 9 are all made of copper product, and the cross-over block 7 and insulation board 9 are all made of ring
Oxygen plate.
It is understood that in the present invention, oversheath of the cross-connect grounding box for high-tension cable road is grounded
The cross-connect wiring of protection, three-phase have stripped external insulation to the coaxial cable of appropriate length from cross-connect grounding box three
Inlet wire pipe pierces into case, connects respectively with the fixed fitting of corresponding internal and external conductor, by cross-connect side plate, by " downwards right-falling stroke " or
Three coaxial cable internal and external conductor of " right-falling stroke downwards " mode, which is jumped, to be led to, by any inner core of three coaxial cable inlet wires and other one
Outer core is electrically connected, and realizes core cross-connect effect inside and outside inlet wire coaxial cable, and the inside and outside core of coaxial cable connects respectively
The protective metal shell of insulation both sides of head is connect, therefore, is realized by cross-connect case and is intersected in cable insulated joint three-phase protective metal shell
Downlink connection.
Implement the utility model embodiment, has the following beneficial effects:
One kind provided by the utility model can plug protector cross-connect ground connection, wherein each protector is laterally disposed
Between the second insulation board and earthing pole connecting plate, one end connection conductive column is fastened in the plug seat at the second insulation board end,
Its other end connection conductive column is fastened in the plug holder assembly on earthing pole connecting plate；And connect conductive column and plug holder assembly
U-shaped fixing groove interference fit, due to plug holder assembly U-shaped fixing groove two sides have elastic slice, protector can be easily
Realize pluggable installation；
The pluggable protector cross-connect grounding box of the utility model compared with prior art, it is pluggable to realize protector
Simple installation, operation is simple and fast, is not required to terminal operation during installation protector, can prevent damage protector, also not
It causes electrically to connect solution unfavorable condition in the presence of fastening deficiency, substantially improves operating personnel's working strength, working efficiency is improved, to operation
Personnel's skill requirement substantially reduces.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
The above is only the specific embodiment of the application, it is noted that for the ordinary skill people of the art
For member, under the premise of not departing from the application principle, several improvements and modifications can also be made, these improvements and modifications are also answered
It is considered as the protection scope of the application.
Claims (6)
1. one kind can plug protector cross-connect grounding box characterized by comprising
Cabinet has four side walls and upper end opening；There are three inlet wire pipes for setting in the cabinet one side wall, in the cabinet
Earthing pole casing is provided on another side wall；
It is provided with multiple cross-over block support frames on the intracorporal bottom surface of the case, is fixed on the cross-over block support frame
Cross-over block；
Two pieces of insulation boards, parallel and interval setting, both ends are fixed on cross-over block upper surface, wherein the first insulation board leans on
Nearly three inlet wire pipes are arranged at intervals with the fixed fitting of the outer core conductor of three coaxial cables thereon；It is spaced on second insulation board
There are three the fixed fitting of coaxial cable inner core conductor, the fixed fitting sides of each coaxial cable inner core conductor to be fixedly connected with for setting
One plug holder assembly；
Earthing pole connecting plate, is set on cross-over block, and parallel with two pieces of insulation boards, is arranged at intervals with three thereon
Plug holder assembly, one end are connected with the earthing pole casing；
Wherein, the fixed fitting upper surface of the outer core conductor of three coaxial cables of the first insulation board is separately connected a cross-connect side
Plate, each other end for intersecting mutual side plate are upper with the fixed fitting of a coaxial cable inner core conductor on the second insulation board
Surface is connected；
Three protectors, each protector are cylindrical structure, and connection conductive column is stretched out at both ends；Each protector sequential lateral is placed
Between the second insulation board and earthing pole connecting plate, one end connection conductive column is fastened on the plug holder assembly at the second insulation board end
In, other end connection conductive column is fastened in the plug holder assembly on earthing pole connecting plate；
Case lid covers in the upper end opening of the cabinet, and edge is fixed by bolt.
2. as described in claim 1 can plug protector cross-connect grounding box, which is characterized in that the plug holder assembly is whole
Body is U-shaped fixing groove, the connection conductive column interference fit of U-shaped fixing groove and the protector.
3. as claimed in claim 2 can plug protector cross-connect grounding box, which is characterized in that the plug holder assembly packet
Bottom plate is included, two risers extended from bottom plate both ends, the riser end bends inwards to form two parallel elastic slices, described
The fixing groove for accommodating the connection conductive column of the protector is formed between two elastic slices.
4. as claimed in claim 3 can plug protector cross-connect grounding box, which is characterized in that the cabinet upper end opening
Four extend flange face, match with institute case lid；Rubber pad is further provided between the cabinet and the case lid.
5. as claimed in claim 4 can plug protector cross-connect grounding box, which is characterized in that three cross-connect side plates
Fitting is fixed with core conductor outside the coaxial cable of two sides by " downwards right-falling stroke " or " right-falling stroke downwards " mode, coaxial cable inner core conductor is fixed
Fitting is connected.
6. as claimed in claim 5 can plug protector cross-connect grounding box, which is characterized in that the cabinet, inlet wire pipe,
Cross-over block support frame, box flange face, case lid are all made of stainless steel material；The fixed fitting of the outer core conductor of the coaxial cable,
The fixed fitting of cross-connect side plate, coaxial cable inner core conductor, plug holder assembly, earthing pole connecting plate are all made of copper product, described
Cross-over block and insulation board are all made of epoxy plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821357474.1U CN208939544U (en) | 2018-08-22 | 2018-08-22 | One kind can plug protector cross-connect grounding box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821357474.1U CN208939544U (en) | 2018-08-22 | 2018-08-22 | One kind can plug protector cross-connect grounding box |
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| Publication Number | Publication Date |
|---|---|
| CN208939544U true CN208939544U (en) | 2019-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821357474.1U Active CN208939544U (en) | 2018-08-22 | 2018-08-22 | One kind can plug protector cross-connect grounding box |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114094535A (en) * | 2021-11-04 | 2022-02-25 | 国网河北省电力有限公司石家庄供电分公司 | Pluggable high-voltage cable grounding box |
-
2018
- 2018-08-22 CN CN201821357474.1U patent/CN208939544U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114094535A (en) * | 2021-11-04 | 2022-02-25 | 国网河北省电力有限公司石家庄供电分公司 | Pluggable high-voltage cable grounding box |
| CN114094535B (en) * | 2021-11-04 | 2023-08-15 | 国网河北省电力有限公司石家庄供电分公司 | Pluggable high-voltage cable grounding box |
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