CN209375106U - Wall-mounted single phasing protection grounding box - Google Patents
Wall-mounted single phasing protection grounding box Download PDFInfo
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- CN209375106U CN209375106U CN201821152995.3U CN201821152995U CN209375106U CN 209375106 U CN209375106 U CN 209375106U CN 201821152995 U CN201821152995 U CN 201821152995U CN 209375106 U CN209375106 U CN 209375106U
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- cabinet
- copper bar
- bar
- wall
- earthing
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Abstract
The utility model discloses wall-mounted single phasing protection grounding boxes, including seal cover board, cabinet, side plate, cable protection sleeve barrel, support frame, first earthing bar, insulated column, fixed frame, protector, fixation hole 1, lower copper bar, second earthing bar, upper copper bar, the utility model belongs to technical field of electricity, more particularly to wall-mounted single phasing protection grounding box, the benefit of the utility model: compared with prior art, the technical solution of the utility model passes through scene, guarantee power cable line safe and stable operation, protector protects the insulation of single-core cable outer jacket to damage from overvoltage, have both sheath induced voltage；Compared with prior art, the technical solution of the utility model structure is reliable, cabinet safe coefficient high (non-corrosive, anticorrosion, high intensity, non-recovery utility value), easy to install and use, and occupied space is few.
Description
Technical field
The utility model belongs to technical field of electricity more particularly to wall-mounted single phasing protection grounding box.
Background technique
Existing grounding box, shell easily gets rusty, easy conductive, flexible type, mostly uses standard machinery antitheft greatly, is easily prized
It opens, there are security risks.Such as:
High-voltage earthing case is the connection equipment for collecting high-voltage earthing cable grounding line, at present most high-voltage earthing case pendulum
The position put is all distant far from urban district, and all in meagrely-populated place, this provides advantageous crime ring to crime one's share of expenses for a joint undertaking
Border, existing grounding box are console mode (vertical type) or buried mostly, and vertical type occupied space is more, and buried installation is opposite
It is cumbersome, deposit in use not convenient.
Utility model content
In view of this, guaranteeing power cable line safety it is necessory to provide a kind of data by real time monitoring
Stable operation protects the insulation of single-core cable outer jacket to damage from overvoltage, has both sheath induction by shield voltage limiter
The wall-mounted single phasing protection grounding box of the functions such as voltage, circulating data off-line monitoring.
The utility model is achieved through the following technical solutions above-mentioned purpose, wall-mounted single phasing protection grounding box, by cabinet
Composition is equipped with opening in the front side of cabinet, and the opening of cabinet is provided with fixation hole, and seal cover board is matched by fixation hole and bolt
Cooperation is connected with cabinet, connects two cable protection sleeve barrels from left to right on the bottom plate of cabinet, cable protection sleeve barrel it is interior
Hole is connected to the inside of cabinet respectively, copper bar and upper copper bar under being arranged in cabinet, and the back side panel of the lower copper bar and cabinet is flat
Row, and be arranged along the horizontal axis direction of cabinet, it is equipped with upper copper bar in the top of lower copper bar, upper copper bar is parallel with lower copper bar,
Between lower copper bar and upper copper bar, it is separately connected the first earthing bar and the second earthing bar from left to right, under first earthing bar
End is connected with lower copper bar, and the upper end of the first earthing bar is connected with the lower end of protector, and the upper end of protector is connected with upper copper bar, the
The lower end of two earthing bars is connected with lower copper bar, and the upper end of the second earthing bar is connected with upper copper bar.
Preferably, it is set on the back side panel of the cabinet there are two fixed frame, fixed frame is towards cabinet lateral direction
Extend.
Preferably, the lower copper bar horizontal center be set to cabinet in (or at the bottom plate 1/3 apart from cabinet).
Preferably, the left and right ends of the lower copper bar are connected by the side plate of support frame and cabinet.
Preferably, the upper copper bar is fixed on the rear panel of cabinet by insulated column.
Preferably, the model LHQ-27.5 protector of the protector.
Preferably, first earthing bar, the second earthing bar, lower copper bar and upper copper bar, it is preferably to red copper row.
Preferably, parallel to each other between first earthing bar and the second earthing bar, and it is parallel to side plate.
Preferably, the cabinet uses 304 stainless steels, inside filling epoxy resins insulation glue.
Preferably, first earthing bar connects current transformer.
The beneficial effects of the utility model are:
1. compared with prior art, the technical solution of the utility model guarantees power cable line safety by scene
Stable operation, protector protect the insulation of single-core cable outer jacket to damage from overvoltage, have both sheath induced voltage.
It (is not given birth to 2. compared with prior art, the technical solution of the utility model structure is reliable, cabinet safe coefficient is high
Rust, anticorrosion, high intensity, non-recovery utility value), it is easy to install and use, occupied space is few.
Detailed description of the invention
Fig. 1 is the utility model schematic diagram of internal structure.
Fig. 2 is the section B-B of Fig. 1.
Fig. 3 is the utility model left view.
Fig. 4 is the utility model rearview.
In figure: 1, seal cover board, 2, cabinet, 3, side plate, 4, cable protection sleeve barrel, 5, support frame, the 6, first earthing bar, 7,
Insulated column, 8, fixed frame, 9, protector, 10, fixation hole, 11, lower copper bar, the 12, second earthing bar, 13, upper copper bar.
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
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
It please refers to shown in Fig. 1-4, wall-mounted single phasing protection grounding box is made of cabinet 2, which is characterized in that in cabinet 2
Front side is equipped with opening, and the opening of cabinet 2 is provided with fixation hole 10, and seal cover board 1 passes through the mating reaction of fixation hole 10 and bolt
It is connected with cabinet 2, connects two cable protection sleeve barrels 4 from left to right on the bottom plate of cabinet 2, the cable protection sleeve barrel 4
Inner hole is connected to the inside of cabinet 2 respectively, copper bar 11 and upper copper bar 13 under being arranged in cabinet 2, the lower copper bar 11 and cabinet 2
Back side panel it is parallel, and along the horizontal axis direction of cabinet 2 be arranged, the top of lower copper bar 11 be equipped with upper copper bar 13, upper copper bar
13 is parallel with lower copper bar 11, between lower copper bar 11 and upper copper bar 13, is separately connected the first earthing bar 6 and second from left to right and connects
Ground row 12, the lower end of first earthing bar 6 is connected with lower copper bar 11, and the upper end of the first earthing bar 6 and the lower end of protector 9 connect
It connects, the upper end of protector 9 and upper copper bar 13 connect, and the lower end of the second earthing bar 12 is connected with lower copper bar 11, the second earthing bar 12
Upper end be connected with upper copper bar 13.
As a kind of technical optimization scheme of the utility model, set on the back side panel of the cabinet 2 there are two fixed frame
8, fixed frame 8 extends towards 2 lateral direction of cabinet, and the fixed frame 8 is used to cabinet 2 connecting foreign object, so that by cabinet 2
It hangs up.
As a kind of technical optimization scheme of the utility model, 11 horizontal center of lower copper bar is set in cabinet 2
(or at bottom plate 1/3 apart from cabinet).
As a kind of technical optimization scheme of the utility model, the left and right ends of the lower copper bar 11 pass through support frame 5
It is connect with the side plate 3 of cabinet 2.
As a kind of technical optimization scheme of the utility model, the upper copper bar 13 is fixed on cabinet 2 by insulated column 7
Rear panel on, due in case device charge, and cabinet on the outside of due to safety concerns, cannot charge, electricity can be isolated in insulated column 7
Region and safety zone.
As a kind of technical optimization scheme of the utility model, the model LHQ-27.5 protector of the protector 9,
Protector 9 is for protecting the insulation of single-core cable outer jacket to damage from overvoltage, and its characteristics are as follows:
Excellent protection feature, effectively limitation induced overvoltage；
Excellent voltage-current characteristic curve, through-current capability is big, protects plateau；
Silastic material uses integral one-step molding technique, good seal performance, safety anti-explosive.
Protector is using ZnO varistor as protection element, and no series gap, protection feature is good, has excellent non-
Linear VA characteristic curve.Both had the advantages that porcelain bushing type metal oxide arrester, the also good, dielectric with electrical insulation properties
Intensity is high, anti-leakage trace, anti-galvanic corrosion, it is heat-resisting, cold-resistant, ageing-resistant, explosion-proof the advantages that and it is good chemical stability, hydrophobicity, close
Feng Xing.
1 protector important technological parameters of table
2 silastic material physicochemical property of table
As a kind of technical optimization scheme of the utility model, first earthing bar 6, the second earthing bar 12, lower copper
Item 11 and upper copper bar 13, it is preferably to which red copper row, model: TMYT3 8*30 executes standard: GB5585-2005, Brinell hardness HB
>=65, copper content (Cu:%) 99.8, resistivity p20(is not more than) Ω≤0.025.
As a kind of technical optimization scheme of the utility model, between first earthing bar 6 and the second earthing bar 12
It is parallel to each other, and it is parallel to side plate 3.
As a kind of technical optimization scheme of the utility model, the cabinet 2 uses 304 stainless steels, internal ring type filling
Oxygen insulation resin glue realizes waterproofing grade IP65, and shell safe coefficient high (non-corrosive, anticorrosion, high intensity, non-recovery
Utility value.
As a kind of technical optimization scheme of the utility model, first earthing bar 6 connects current transformer, is used for
Data acquisition.
Embodiment
When the utility model is used, it is attached with high-voltage earthing cable, and by fixed frame 8, hung over
On foreign object, protector 9 is for protecting the insulation of single-core cable outer jacket to damage from overvoltage, 7 area Xia Jiangdaidian of insulated column and peace
Whole district's isolation uses 304 stainless steels by cabinet 2, and filling epoxy resins insulation glue in inside is realized that 2 outside of cabinet is not charged, protected
Hinder the safety of external contact person, and realizes 2 safe coefficient of cabinet high (non-corrosive, anticorrosion, high intensity, non-recovery utilization
Value), current transformer is connected by the first earthing bar 6, is acquired for data, realizes the data of real-time monitoring, guarantees electric power
Cable run safe and stable operation.
The utility model is mainly used for Rail Transit System 27.5KV power cable metal sheath ground connection, and product reaches IP65
Grade can work normally under the mal-conditions such as moist water logging under cable shaft completely.
In the description of the present invention, it should be understood that term " front side ", " horizontal axis direction ", " Cong Zuozhi
It is right ", " top ", " lower end ", " upper end ", " lateral direction ", " left and right ends ", etc. the orientation or positional relationships of instructions be base
In orientation or positional relationship shown in the drawings, it is merely for convenience of description of the present invention and simplification of the description, rather than indication or suggestion
Signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to this
The limitation of invention.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (10)
1. wall-mounted single phasing protection grounding box is made of cabinet (2), which is characterized in that it is equipped with opening in the front side of cabinet (2),
The opening of cabinet (2) is provided with fixation hole (10), and seal cover board (1) passes through mating reaction and the cabinet of fixation hole (10) and bolt
(2) it is connected, connects two cable protection sleeve barrels (4), the cable protection sleeve barrel (4) from left to right on the bottom plate of cabinet (2)
Inner hole be connected to respectively with the inside of cabinet (2), copper bar (11) and upper copper bar (13), the lower copper under setting in the cabinet (2)
Item (11) is parallel with the back side panel of cabinet (2), and is arranged along the horizontal axis direction of cabinet (2), in the top of lower copper bar (11)
Equipped with upper copper bar (13), upper copper bar (13) is parallel with lower copper bar (11), between lower copper bar (11) and upper copper bar (13), Cong Zuozhi
The right side is separately connected the first earthing bar (6) and the second earthing bar (12), the lower end of first earthing bar (6) and lower copper bar (11) phase
Even, the upper end of the first earthing bar (6) is connected with the lower end of protector (9), the upper end of protector (9) and upper copper bar (13) connection,
The lower end of second earthing bar (12) is connected with lower copper bar (11), and the upper end of the second earthing bar (12) is connected with upper copper bar (13).
2. wall-mounted single phasing protection grounding box according to claim 1, which is characterized in that the rear side of the cabinet (2)
It is set on plate there are two fixed frame (8), fixed frame (8) extends towards cabinet (2) lateral direction.
3. wall-mounted single phasing protection grounding box according to claim 1, which is characterized in that the lower copper bar (11) is horizontal
Placed in the middle is set in cabinet (2).
4. wall-mounted single phasing protection grounding box according to claim 1, which is characterized in that a left side for the lower copper bar (11)
Right both ends are connect by support frame (5) with the side plate (3) of cabinet (2).
5. wall-mounted single phasing protection grounding box according to claim 1, which is characterized in that the upper copper bar (13) passes through
Insulated column (7) is fixed on the rear panel of cabinet (2).
6. wall-mounted single phasing protection grounding box according to claim 1, which is characterized in that the type of the protector (9)
Number be LHQ-27.5 protector.
7. wall-mounted single phasing protection grounding box according to claim 1, which is characterized in that first earthing bar (6),
Second earthing bar (12), lower copper bar (11) and upper copper bar (13), it is preferably to red copper row.
8. wall-mounted single phasing protection grounding box according to claim 1, which is characterized in that first earthing bar (6)
And second is parallel to each other between earthing bar (12), and is parallel to side plate (3).
9. wall-mounted single phasing protection grounding box according to claim 1, which is characterized in that the cabinet (2) uses 304
Stainless steel, inside filling epoxy resins insulation glue.
10. wall-mounted single phasing protection grounding box according to claim 1, which is characterized in that first earthing bar (6)
Connect current transformer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821152995.3U CN209375106U (en) | 2018-07-20 | 2018-07-20 | Wall-mounted single phasing protection grounding box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821152995.3U CN209375106U (en) | 2018-07-20 | 2018-07-20 | Wall-mounted single phasing protection grounding box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209375106U true CN209375106U (en) | 2019-09-10 |
Family
ID=67822838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821152995.3U Active CN209375106U (en) | 2018-07-20 | 2018-07-20 | Wall-mounted single phasing protection grounding box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209375106U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112838557A (en) * | 2021-01-25 | 2021-05-25 | 邵阳学院 | High tension cable line integral type grounding box |
-
2018
- 2018-07-20 CN CN201821152995.3U patent/CN209375106U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112838557A (en) * | 2021-01-25 | 2021-05-25 | 邵阳学院 | High tension cable line integral type grounding box |
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