CN105119162A - Power distribution box with novel shell structure - Google Patents

Power distribution box with novel shell structure Download PDF

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Publication number
CN105119162A
CN105119162A CN201510565722.6A CN201510565722A CN105119162A CN 105119162 A CN105119162 A CN 105119162A CN 201510565722 A CN201510565722 A CN 201510565722A CN 105119162 A CN105119162 A CN 105119162A
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China
Prior art keywords
parts
distribution box
layer
skeleton
new hull
Prior art date
Application number
CN201510565722.6A
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Chinese (zh)
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CN105119162B (en
Inventor
程国栋
于升奎
赵乐元
刘美玲
孟祥娥
尹永良
Original Assignee
国网山东沂南县供电公司
国家电网公司
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Priority to CN201510565722.6A priority Critical patent/CN105119162B/en
Publication of CN105119162A publication Critical patent/CN105119162A/en
Application granted granted Critical
Publication of CN105119162B publication Critical patent/CN105119162B/en
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Abstract

The invention discloses a power distribution box with a novel shell structure and belongs to the electric power technical field. The power distribution box with the novel shell structure comprises a frame; the frame is made of an integrated high-strength glass fiber reinforced plastic material; and an electromagnetic shielding layer, a heat insulating layer, an insulating layer and a fireproof layer are arranged in the frame. With the power distribution box with the novel shell structure provided by the above technical scheme adopted, the problems of high possibility of being etched, in capability of shielding interferences of external environment and electromagnetic environment on an intelligent control device exiting on the shell of a traditional power distribution box can be solved, and a power source can be cut off timely when a short-circuit fire occurs, and personnel security can be ensured.

Description

With the distribution box of new hull structure
Technical field
The invention belongs to technical field of electric power, specifically, particularly relate to a kind of distribution box with new hull structure.
Background technology
Traditional distribution box adopts metal material to process; undertaken anticorrosion at the skin of metal material by painting anticorrosion material; owing to being provided with the control device of power circuit in distribution box more; therefore in the switching process of circuit, often electric discharge phenomena can be there are; this just requires that distribution box has good insulation property; circuit can be cut off in time when accidents such as distribution box breaking out of fires, ensure the safety of fire firefighter.
Along with the upgrading of smart circuit, control appliance in distribution box trends towards precise treatment and integrated, thing followed problem is the interference that these integrated and control device that are precise treatment easily suffer electromagnetic interference and external environment, and traditional distribution box effectively can not solve these interference, along with the increase in useful life, distribution box there will be the phenomenons such as corrosion, causes the environment for use of these intelligent instruments severe further.
And current not a kind of effective distribution box housing structure newly solves this problem.
Summary of the invention
The object of the present invention is to provide a kind of distribution box with new hull structure, its housing that can solve conventional electrical box existence is easily corroded, the interference that external environment and electromagnetic environment cause intelligent controlling device can not be shielded, can cut off the electricity supply in time when suffering short circuit and fire hazard, ensureing personal security.
For achieving the above object, the present invention is achieved by the following technical solutions:
The distribution box with new hull structure described in the present invention, described housing comprises skeleton, and described skeleton adopts integral type high strength glass Steel material to make, and is provided with electro-magnetic screen layer, heat-insulation layer, insulating barrier, fireprotection layer in skeleton; The outer surface of described skeleton is coated with the surfacing be made up of the composition of following weight portion, wherein impact resistance polystyrene 35 ~ 40 parts, high density polyethylene (HDPE) 20 ~ 25 parts, stearic acid 5 ~ 10 parts, high strength glass fiber 10 ~ 15 parts, silica 15 ~ 20 parts, reinforcing agent 2 ~ 6 parts, gallium oxide 1 ~ 2 part, thallium oxide 0.5 ~ 1 part, antioxidant 1010 2 ~ 3 parts; Described fireprotection layer is made up of the composition of following weight portion and comprises ABS resin 66 ~ 68 parts, 12 ~ 14 parts, mica, 11 ~ 14 parts, aluminium hydroxide, silicon dioxide 6 ~ 8 parts, antioxidant 4010NA 1.2 ~ 1.8 parts, fire retardant 5 ~ 10 parts; Described insulating barrier to adopt after warp and weft knit as base-material by polyester fiber and high strength silicone glass fiber, and it is coated with cross-linked polyethylene layer.
Say further, the electro-magnetic screen layer described in the present invention comprises permalloy layer and aluminum layer, adopts adhesive to connect between described permalloy layer and aluminum layer.
Say further, the outer surface of the skeleton described in the present invention is coated with the surfacing be made up of the composition of following weight portion, wherein impact resistance polystyrene 38 parts, high density polyethylene (HDPE) 22 parts, stearic acid 8 parts, high strength glass fiber 12 parts, silica 18 parts, reinforcing agent 5 parts, gallium oxide 1.2 parts, thallium oxide 0.8 part, antioxidant 1010 2.5 parts.
Say further, the fireprotection layer described in the present invention is made up of the composition of following weight portion and comprises ABS resin 67 parts, 13 parts, mica, 12 parts, aluminium hydroxide, silicon dioxide 7 parts, antioxidant 4010NA 1.5 parts, fire retardant 8 parts.
Say further, the electro-magnetic screen layer described in the present invention, heat-insulation layer, insulating barrier, fireprotection layer are all around being coated on skeleton.
Say further, be provided with electromagnetic induction device between the electro-magnetic screen layer described in the present invention and heat-insulation layer, described electromagnetic induction device is connected with the circuit breaker in distribution box.
Say further, be provided with temperature sensing device between the insulating barrier described in the present invention and fireprotection layer, described temperature sensing device is connected with the circuit breaker in distribution box.
Say further, between the heat-insulation layer described in the present invention and insulating barrier, be provided with electrostatic inductor.
Say further, the electromagnetic induction device described in the present invention and temperature sensing device, electrostatic inductor all adopt sheet type transducer as sensing element.
Compared with prior art, the invention has the beneficial effects as follows:
The present invention adopts new case material, and adopt the skeleton structure of hollow, skeleton structure is added the structure of different materials difference in functionality, realize the lifting of ambient temperature to external world etc., fire protecting performance, insulation property, antiseptic property etc. under ensureing the prerequisite of overall housing performance, ensure the normal work of distribution box internal precision components and parts.
The induction installation that its inside is embedded with can realize the monitoring of temperature and solenoid condition in the housing under different situations, and is connected with the circuit breaker in distribution box, can open circuit in time when there is emergency.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
In figure: 1, surfacing; 2, skeleton; 3, permalloy layer; 4, aluminum layer; 5, electromagnetic induction device; 6, heat-insulation layer; 7, insulating barrier; 8, temperature sensing device; 9, fireprotection layer; 10, electrostatic inductor.
Embodiment
Below in conjunction with drawings and Examples, the technical scheme described in the application is described further.
Embodiment 1: with the distribution box of new hull structure, described housing comprises skeleton 2, and described skeleton 2 adopts integral type high strength glass Steel material to make, and is provided with electro-magnetic screen layer, heat-insulation layer 6, insulating barrier 7, fireprotection layer 9 in skeleton 2; The outer surface of described skeleton 2 is coated with the surfacing 1 be made up of the composition of following weight portion, wherein impact resistance polystyrene 35 ~ 40 parts, high density polyethylene (HDPE) 20 ~ 25 parts, stearic acid 5 ~ 10 parts, high strength glass fiber 10 ~ 15 parts, silica 15 ~ 20 parts, reinforcing agent 2 ~ 6 parts, gallium oxide 1 ~ 2 part, thallium oxide 0.5 ~ 1 part, antioxidant 1010 2 ~ 3 parts; Described fireprotection layer 9 is made up of the composition of following weight portion and comprises ABS resin 66 ~ 68 parts, 12 ~ 14 parts, mica, 11 ~ 14 parts, aluminium hydroxide, silicon dioxide 6 ~ 8 parts, antioxidant 4010NA 1.2 ~ 1.8 parts, fire retardant 5 ~ 10 parts; Described insulating barrier 7 to adopt after warp and weft knit as base-material by polyester fiber and high strength silicone glass fiber, and it is coated with cross-linked polyethylene layer.
Embodiment 2: described electro-magnetic screen layer comprises permalloy layer 3 and aluminum layer 4, adopts adhesive to connect between described permalloy layer 3 and aluminum layer 4.Described surfacing 1, wherein impact resistance polystyrene 38 parts, high density polyethylene (HDPE) 22 parts, stearic acid 8 parts, high strength glass fiber 12 parts, silica 18 parts, reinforcing agent 5 parts, gallium oxide 1.2 parts, thallium oxide 0.8 part, antioxidant 1010 2.5 parts.It is identical that remainder executes example 1.
Embodiment 3: described fireprotection layer 9 is made up of the composition of following weight portion and comprises ABS resin 67 parts, 13 parts, mica, 12 parts, aluminium hydroxide, silicon dioxide 7 parts, antioxidant 4010NA 1.5 parts, fire retardant 8 parts.Described electro-magnetic screen layer, heat-insulation layer 6, insulating barrier 7, fireprotection layer 9 are all around being coated on skeleton 2.It is identical that remainder executes example 2.
Embodiment 4: be provided with electromagnetic induction device 5 between described electro-magnetic screen layer and heat-insulation layer 6, described electromagnetic induction device 5 is connected with the circuit breaker in distribution box.Be provided with temperature sensing device 8 between described insulating barrier 7 and fireprotection layer 9, described temperature sensing device 8 is connected with the circuit breaker in distribution box.Electrostatic inductor 10 is provided with between described heat-insulation layer 6 and insulating barrier 7.Described electromagnetic induction device 5 all adopts sheet type transducer as sensing element with temperature sensing device 8, electrostatic inductor 10.All the other are identical with embodiment 3.
The present invention in use, said structure is fixed in the space of skeleton 2, because skeleton 2 adopts integral type high strength glass Steel material to make, it has higher stability, remainder layer structure is positioned at the inside of skeleton 2, and between there is certain intervals, described interval sets according to the thickness of skeleton 2.
Described fireprotection layer 9 can prevent the fire incident because electrical control equipment short circuit causes, and the temperature sensing device 8 adjacent with fireprotection layer 9 can respond to environment temperature, when range of temperature exceeds setting range, temperature sensing device 8 can realize the power-off of electric power system in time by the circuit breaker in distribution box.
Described electro-magnetic screen layer adopts the permalloy layer 3 of thin slice and aluminum layer 4 to be composited, it can realize shielding the electromagnetic wave outside distribution box, ensure that the integrated electric force control device in distribution box can normally run, and the excessive interference of external electromagnetic signal can not be suffered.
Insulating barrier 7 described in the present invention can realize electrical control gear in distribution box and distribution box carries out insulating protection, contributes to the electric shock accidents protected because accidental discharge causes.Ad hoc in the present invention have electrostatic inductor, and it can detect the distribution situation of electric charge, and prevent this unexpected discharge accident in time according to set electrostatic level.

Claims (9)

1. with the distribution box of new hull structure, it is characterized in that: described housing comprises skeleton (2), described skeleton (2) adopts integral type high strength glass Steel material to make, and is provided with electro-magnetic screen layer, heat-insulation layer (6), insulating barrier (7), fireprotection layer (9) in skeleton (2); The outer surface of described skeleton (2) is coated with the surfacing (1) be made up of the composition of following weight portion, wherein impact resistance polystyrene 35 ~ 40 parts, high density polyethylene (HDPE) 20 ~ 25 parts, stearic acid 5 ~ 10 parts, high strength glass fiber 10 ~ 15 parts, silica 15 ~ 20 parts, reinforcing agent 2 ~ 6 parts, gallium oxide 1 ~ 2 part, thallium oxide 0.5 ~ 1 part, antioxidant 1010 2 ~ 3 parts; Described fireprotection layer (9) is made up of the composition of following weight portion and comprises ABS resin 66 ~ 68 parts, 12 ~ 14 parts, mica, 11 ~ 14 parts, aluminium hydroxide, silicon dioxide 6 ~ 8 parts, antioxidant 4010NA 1.2 ~ 1.8 parts, fire retardant 5 ~ 10 parts; Described insulating barrier (7) to adopt after warp and weft knit as base-material by polyester fiber and high strength silicone glass fiber, and it is coated with cross-linked polyethylene layer.
2. the distribution box with new hull structure according to claim 1, it is characterized in that: described electro-magnetic screen layer comprises permalloy layer (3) and aluminum layer (4), adopts adhesive to connect between described permalloy layer (3) and aluminum layer (4).
3. the distribution box with new hull structure according to claim 2, it is characterized in that: described surfacing (1), wherein impact resistance polystyrene 38 parts, high density polyethylene (HDPE) 22 parts, stearic acid 8 parts, high strength glass fiber 12 parts, silica 18 parts, reinforcing agent 5 parts, gallium oxide 1.2 parts, thallium oxide 0.8 part, antioxidant 1010 2.5 parts.
4. the distribution box with new hull structure according to claim 3, is characterized in that: described fireprotection layer (9) is made up of the composition of following weight portion and comprises ABS resin 67 parts, 13 parts, mica, 12 parts, aluminium hydroxide, silicon dioxide 7 parts, antioxidant 4010NA 1.5 parts, fire retardant 8 parts.
5. the distribution box with new hull structure according to claim 4, is characterized in that: described electro-magnetic screen layer, heat-insulation layer (6), insulating barrier (7), fireprotection layer (9) are all around being coated on skeleton (2).
6. the distribution box with new hull structure according to claim 5, it is characterized in that: be provided with electromagnetic induction device (5) between described electro-magnetic screen layer and heat-insulation layer (6), described electromagnetic induction device (5) is connected with the circuit breaker in distribution box.
7. the distribution box with new hull structure according to claim 6, it is characterized in that: be provided with temperature sensing device (8) between described insulating barrier (7) and fireprotection layer (9), described temperature sensing device (8) is connected with the circuit breaker in distribution box.
8. the distribution box with new hull structure according to claim 7, is characterized in that: be provided with electrostatic inductor (10) between described heat-insulation layer (6) and insulating barrier (7).
9. the distribution box with new hull structure according to claim 8, is characterized in that: described electromagnetic induction device (5) and temperature sensing device (8), electrostatic inductor (10) all adopt sheet type transducer as sensing element.
CN201510565722.6A 2015-09-08 2015-09-08 Distribution box with shell structure Expired - Fee Related CN105119162B (en)

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105704852A (en) * 2016-04-08 2016-06-22 核工业理化工程研究院 Ultrahigh temperature heat shielding device for vacuum electromagnetic induction heating
CN106300043A (en) * 2016-08-26 2017-01-04 苏州市普金电力成套设备有限公司 A kind of fire-retardant power distribution cabinet
CN106379017A (en) * 2016-08-26 2017-02-08 苏州市普金电力成套设备有限公司 Insulating powder distribution cabinet
CN106566186A (en) * 2016-11-10 2017-04-19 滁州思达机电有限责任公司 Technology of preparing high-performance distribution box shell from swill-cooked dirty oil
CN107230939A (en) * 2017-07-05 2017-10-03 佛山杰致信息科技有限公司 A kind of low-voltage distribution cabinet
CN108808492A (en) * 2018-07-10 2018-11-13 芜湖乐知智能科技有限公司 A kind of power distribution cabinet with electro-magnetic screen function
CN109177210A (en) * 2018-08-06 2019-01-11 镇江市南方工矿器材有限公司 A kind of processing technology of cutoff instrument explosion-proof casing
CN109244865A (en) * 2018-09-25 2019-01-18 广州文搏科技有限公司 A kind of distribution box with shell structure

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104734028A (en) * 2015-02-17 2015-06-24 江苏诚纳电气有限公司 Plate applied to cabinet body and cabinet door of power distribution cabinet and power distribution cabinet

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104629258A (en) * 2013-11-12 2015-05-20 天津市双鑫锅炉辅机有限公司 Distribution box housing
CN103944079B (en) * 2014-04-18 2016-04-13 象山一山工业设计有限公司 Public change case
CN104466719B (en) * 2014-12-01 2016-12-07 国网上海市电力公司 Use the substation casing of fire prevention electromagnetic shielding plastic

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104734028A (en) * 2015-02-17 2015-06-24 江苏诚纳电气有限公司 Plate applied to cabinet body and cabinet door of power distribution cabinet and power distribution cabinet

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105704852A (en) * 2016-04-08 2016-06-22 核工业理化工程研究院 Ultrahigh temperature heat shielding device for vacuum electromagnetic induction heating
CN105704852B (en) * 2016-04-08 2018-10-02 核工业理化工程研究院 Vacuum electromagnetic sensing heating superhigh temperature thermal shield apparatus
CN106300043A (en) * 2016-08-26 2017-01-04 苏州市普金电力成套设备有限公司 A kind of fire-retardant power distribution cabinet
CN106379017A (en) * 2016-08-26 2017-02-08 苏州市普金电力成套设备有限公司 Insulating powder distribution cabinet
CN106379017B (en) * 2016-08-26 2019-06-07 苏州市普金电力成套设备有限公司 A kind of insulative distributing cabinet
CN106300043B (en) * 2016-08-26 2019-08-30 苏州市普金电力成套设备有限公司 A kind of fire-retardant power distribution cabinet
CN106566186A (en) * 2016-11-10 2017-04-19 滁州思达机电有限责任公司 Technology of preparing high-performance distribution box shell from swill-cooked dirty oil
CN107230939A (en) * 2017-07-05 2017-10-03 佛山杰致信息科技有限公司 A kind of low-voltage distribution cabinet
CN108808492A (en) * 2018-07-10 2018-11-13 芜湖乐知智能科技有限公司 A kind of power distribution cabinet with electro-magnetic screen function
CN109177210A (en) * 2018-08-06 2019-01-11 镇江市南方工矿器材有限公司 A kind of processing technology of cutoff instrument explosion-proof casing
CN109244865A (en) * 2018-09-25 2019-01-18 广州文搏科技有限公司 A kind of distribution box with shell structure

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