CN208461235U - A kind of protective device - Google Patents

A kind of protective device Download PDF

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Publication number
CN208461235U
CN208461235U CN201821078665.4U CN201821078665U CN208461235U CN 208461235 U CN208461235 U CN 208461235U CN 201821078665 U CN201821078665 U CN 201821078665U CN 208461235 U CN208461235 U CN 208461235U
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CN
China
Prior art keywords
cover plate
cabinet body
side cover
plate
body frame
Prior art date
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CN201821078665.4U
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Chinese (zh)
Inventor
许晓雷
沈陈兵
成林
敬华兵
陈立
向坤
鲁力
於军红
贺林莉
吴馥莲
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Xiangyang CRRC Electric Machinery Co Ltd
Original Assignee
Zhuzhou Zhongche Electromechanical Technology Co Ltd
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Priority to CN201821078665.4U priority Critical patent/CN208461235U/en
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Abstract

The utility model provides a kind of protective device, it include: the cabinet body frame being made of several crossbeams and several columns, the upper cover plate being set at the top of cabinet body frame, is set to the bottom plate of cabinet body frame bottom, and is set to the door-plate and muti-piece side cover plate of cabinet body frame side.Closed cabinet body for accommodating electrical equipment is formed by cabinet body frame, upper cover plate, bottom plate, door-plate and side cover plate, the junction box assembly for outgoing cable is provided on closed cabinet body.Several cooling fins are provided in upper cover plate and/or at least one piece of side cover plate.By applying the utility model, it is able to solve the degree of protection of existing electric information product, the technical problem that heat dissipation performance is not high and service life is shorter.

Description

A kind of protective device
Technical field
The utility model relates to tooling device technical fields, can satisfy the protection of electric information product height more particularly, to one kind The protective device of property and heat dissipation performance.
Background technique
As a kind of typically applied to the electric information product under harsh environments, machine car transformer is in actual motion In general problems faced be mostly to protect and Insulation Problems.The running environment of transformer class product well runs product heavy to closing Want, therefore machine car transformer class product protective performance requires also very stringent, usual requirement of shelter reaches IP65 or more, with every From frost and snow, rainwater, sandstone, iron filings dust etc., guarantee that transformer class product runs physical environment dry cleansing, while guaranteeing it absolutely Electric field environment locating for edge system is excellent.And Insulation Problems are then broadly divided into two types: (1) causing since long-term temperature rise is excessively high Insulation ag(e)ing;(2) due to the caused insulation ag(e)ing that polarizes repeatedly dielectric under severe electric field environment.Above-mentioned Insulation Problems are drawn The final consequence risen is exactly to cause product is breakdown to burn.
In transformer class product item design process, in order to improve the insulation ag(e)ing performance of product, in insulating materials In the case that energy, lead material are limited, the heat dissipation air flue and radiator for rationally designing electrical equipment can be passed through, guarantee transformer It is run under relatively low temperature rising state.
Traditional protective device needs to be made into closed cabinet body to improve degree of protection, however to improve heat conductivity Can, need cabinet body aperture, air-cooled or using the oil modes such as cold, front and back capability conflicts when both demands, when and cannot Meet actual operating mode requirement.In the prior art, mainly have following documents related to the application:
Document 1 was the striking electric appliance trade Co., Ltd of upper Heyman in application on 08 27th, 2017, and in 01 month 2018 09 Day is open, a kind of Chinese invention application " power distribution cabinet protective device " of Publication No. CN107565401A.The patent application discloses A kind of power distribution cabinet protective device, including power distribution cabinet body, power distribution cabinet body lower surface are equipped with rectangular susceptor, in rectangular susceptor under Surface is equipped with a pair of of stripe board, fixed wire nail is equipped between rectangular susceptor lower surface at the both ends of each stripe board lower surface, often A stripe board lower surface is embedded in the downward miniature rotating electric machine of No.1 of round end, is total on each miniature rotating electric machine round end of No.1 With suit rotation frame, the embedded dress rotation circular shaft of rotation frame rotates a pair of of rotation universal wheel of suit on circular shaft.The invention distribution The external operation panel of cabinet protective device is unable to reach the requirement of electric information product I P65 high-protection level.
Document 2 is that Jin Lin Electronic Science and Technology Co., Ltd. in Guizhou applied on November 01st, 2017, and in February 02 in 2018 Day is open, a kind of Chinese invention application " heat dissipating device of transformer " of Publication No. CN107658099A.The patent application discloses A kind of heat dissipating device of transformer in electronic device and equipment field, including the cabinet for installing transformer, cabinet upper surface is set There are several through-holes, superconducting radiating pipe is fixedly connected in through-hole, superconducting radiating pipe is divided into radiating end by cabinet from top to bottom And heat absorbing end.Cabinet upper surface is additionally provided with support rod, and supporting bar top is rotatably connected to water tank, and the side wall of water tank is communicated with Spray head, water tank top are hinged with the arc-shaped cloche for covering water tank, are additionally provided with strut on the side wall of water tank, Strut is equipped with aerofoil far from one end of water tank.The invention heat dissipating device of transformer mainly uses water-cooling structure, is not able to satisfy electricity Gas class product lightweight and the requirement of unsuitable water cooling.
Document 3 is Lu Xiaopeng in application on May 14th, 2017, and on 08 08th, 2017 disclosure, Publication No. A kind of Chinese invention application " radiator of for transformer " of CN107025983A.The patent application discloses one kind and is used for The radiator of transformer, including fuel tank and radiator, radiator include oil inlet pipe, oil return pipe and are connected to oil inlet pipe, oil return Several cooling fins between pipe are provided with the first agitating device in the oil inlet of oil inlet pipe, set below the first agitating device It is equipped with an inclined plate, the inside of every group of cooling fin is provided with the second agitating device, and the second agitating device is scattered including being fixedly mounted on Bearing fixed frame on backing inner wall is constituted on the second agitating shaft and the second agitating shaft of rotation connection with bearing fixed frame from upper And the stirring blade of lower setting, several apertures are evenly arranged on each stirring blade.The invention radiator, it is main to use Oily air-cooled structure, volume is big, weight is big, and there are the danger of grease burning, and are not able to satisfy electric information product lightweight, and uncomfortable Close the cold requirement of oil.
Document 4 was Jiangsu Xin Xu magnetoelectricity Science and Technology Ltd. in application on 09 29th, 2017, and in 01 month 2018 19 Day is open, the Chinese invention application " radiator of motor " of Publication No. CN107612221A.The patent application discloses one The radiator of kind motor, including two condenser pipes, hot and cold water tank, heat emission fans, two condenser pipes are respectively equipped with water inlet and go out The mouth of a river, the cold water in water tank enters the heat that condenser pipe absorbs motor release by water inlet, when water temperature reaches 60 DEG C, under Mouth of a river discharge, into boiler.The invention heat dissipating device of transformer mainly uses water-cooling structure, is not able to satisfy electric information product Lightweight and the requirement of unsuitable water cooling.
In conclusion for such as: the electric informations product such as machine car transformer, urgent need are developed a kind of high-protection level, high are dissipated The protective device of hot property, to enhance product performance, it is ensured that the insulation system service life of electric information product, and insulation system just Order lower failure-free operation in Changshou.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of protective device, to solve existing electric information product The technical problem that degree of protection, heat dissipation performance be not high and service life is shorter.
To achieve the goals above, the utility model specifically provides a kind of technic relization scheme of protective device, protection Device, comprising: the cabinet body frame being made of several crossbeams and several columns, the upper cover plate being set at the top of the cabinet body frame, It is set to the bottom plate of the cabinet body frame bottom, and is set to the door-plate and muti-piece side cover plate of the cabinet body frame side.By The cabinet body frame, upper cover plate, bottom plate, door-plate and side cover plate form the closed cabinet body for accommodating electrical equipment, described The junction box assembly for outgoing cable is provided on closed cabinet body.In the upper cover plate and/or at least one piece of side cover plate It is provided with several cooling fins.
Further, the protective device includes one piece of door-plate, and the side cover plate includes side cover plate one, side cover plate two and side Cover board three is provided with cooling fin in the outer surface of the side cover plate one, side cover plate two, side cover plate three and upper cover plate.
Preferably, the upper cover plate, side cover plate one, side cover plate two, side cover plate three and bottom plate and the cabinet body frame it Between be provided with sealing joint strip, the upper cover plate, side cover plate one, side cover plate two, side cover plate three and bottom plate and the cabinet body frame Fastening installation is realized by bolt.
Further, the junction box assembly is set to the outer surface of the upper cover plate, and the junction box assembly passes through spiral shell Bolt is fastenedly connected with the upper cover plate.
Further, it is connected between the door-plate and the cabinet body frame by rotary pin shaft, rotating the door-plate makes door The plate operating status in the open state to check the closed interior of the cabinet electrical equipment.
Preferably, the cooling fin with a thickness of 1.5mm~2.5mm.
Preferably, the height of the cooling fin is designed as 30~40 times of its thickness.
Preferably, the width of radiating groove is 5mm~15mm between two pieces of cooling fins adjacent to each other.
Preferably, the closed cabinet body uses stainless steel plate structure.
Preferably, the cooling fin uses aluminium alloy laminated structure.
By implementing the technical solution of above-mentioned protective device provided by the utility model, have the following beneficial effects:
(1) the utility model can satisfy machine car transformer class product compared with high-protection level requirement (IP65 or more), every From frost and snow, rainwater, sandstone, iron filings dust etc.;
(2) the utility model designs heat radiating fin structure in the upper cover plate and side cover plate of cabinet body, increases heat dissipation area, Heat dissipation effect is improved, guarantees that transformer is run under relatively low temperature rising state;
(3) the utility model can delay electric information product insulation ag(e)ing to the maximum extent, prevent product is breakdown from burning.
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 evident 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 embodiments.
Fig. 1 is a kind of structural schematic diagram of specific embodiment of the utility model protective device;
Fig. 2 is a kind of assembling structure schematic diagram of specific embodiment of the utility model protective device;
Fig. 3 is the structural representation front view of upper cover plate in a kind of specific embodiment of the utility model protective device;
Fig. 4 is the structural representation side view of upper cover plate in a kind of specific embodiment of the utility model protective device;
Fig. 5 is the structural representation top view of upper cover plate in a kind of specific embodiment of the utility model protective device;
Fig. 6 is the structural representation perspective view of upper cover plate in a kind of specific embodiment of the utility model protective device;
In figure: 1- crossbeam, 2- column, 3- junction box assembly, 4- upper cover plate, 5- door-plate, 6- side cover plate one, 7- side cover plate Two, 8- side cover plate three, 9- sealing joint strip, 10- bottom plate, 11- electrical equipment, 12- mounting hole, 13- cooling fin, 14- radiating groove, 15- outlet hole.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer Attached drawing in type embodiment, the technical solutions in the embodiments of the present invention are clearly and completely described.Obviously, it is retouched The embodiment stated is only a part of the embodiment of the utility model, instead of all the embodiments.Based in the utility model Embodiment, all other embodiment obtained by those of ordinary skill in the art without making creative efforts, It fall within the protection scope of the utility model.
As shown in attached drawing 1 to attached drawing 6, the specific embodiment of the utility model protective device is given, with reference to the accompanying drawing The utility model is further described with specific embodiment.
As shown in Fig. 1, a kind of embodiment of protective device, specifically includes: by several (such as 8) crossbeams 1 and it is several (such as 4) cabinet body frame that column 2 forms, the upper cover plate 4 being set at the top of cabinet body frame is set to the bottom plate of cabinet body frame bottom 10, and it is set to the door-plate 5 and muti-piece side cover plate of cabinet body frame side.By cabinet body frame, upper cover plate 4, bottom plate 10, door-plate 5 The closed cabinet body for accommodating electrical equipment 11 is formed with side cover plate, is provided on closed cabinet body for outgoing cable Junction box assembly 3.Several cooling fins 13 are provided in upper cover plate 4 and/or at least one piece of side cover plate.The present embodiment description is prevented Protection unit uses closed cabinet body structure, and electrical equipment 11 (such as: transformer class product) is fastened by bolts on cabinet body frame, It is able to ascend protection and the heat dissipation performance of electrical equipment 11, so as to meet the higher IP degree of protection of electrical equipment 11 (IP65 or more degree of protection), and compared with the requirement of low-temperature-rise.The protective device of the present embodiment description can satisfy IP65 or more High-protection level requirement, isolation frost and snow, rainwater, sandstone, iron filings dust etc., to guarantee the operation physical environment of electrical equipment 11 Dry cleansing guarantees that electric field environment locating for its insulation system is excellent.
As shown in Fig. 2, protective device includes one piece of door-plate 5, and side cover plate includes side cover plate 1, side cover plate 27 and side cover Plate 38 is provided with cooling fin 13 in the outer surface of side cover plate 1, side cover plate 27, side cover plate 38 and upper cover plate 4.Such as attached drawing Shown in 3, as a kind of preferred embodiment of the utility model, the thickness W of cooling fin 13 be further arranged to 1.5mm~ 2.5mm, representative value 2mm.The height H of cooling fin 13 is designed as 30~40 times of its thickness, two pieces of cooling fins adjacent to each other The width L of radiating groove 14 is set as 5mm~15mm, representative value 10mm between 13.Electrical equipment 11 (such as: transformer class product) It is a heater in the process of running, is effectively conducted heat by four pieces of cover boards in the present embodiment, can guarantees electrically to set Standby 11 continue safely to run.The protective device of the present embodiment description is solved by rationally designing heat dissipation air flue and radiator Electrical equipment 11 improves product protection and heat dissipation performance in the case where insulating material properties, lead material are limited, guarantees electrical Equipment 11 is run under relatively low temperature rising state.From the aspect of improving heat dissipation area and heat dissipation effect, the present embodiment will The upper cover plate 4 and side cover plate of closed cabinet body are designed to cooling fin and heat dissipation slot structure, and electrical equipment 11 is protected and dissipated Heat.
Junction box assembly 3 is further disposed upon the outer surface of upper cover plate 4, and covers the mounting hole 12 of upper cover plate 4, terminal box Component 3 is fastenedly connected by bolt with upper cover plate 4, and the structure of upper cover plate 4 is as shown in attached drawing 3 to attached drawing 6.Electrical equipment 11 draws Cable passes through the mounting hole 12 of upper cover plate 4 and the outlet hole 15 on junction box assembly 3 and other components outside protective device out Connection.The extraction line position of electrical equipment 11 is drawn using cable, is sealed using sealing strip, and fasten to cable connector.
Between upper cover plate 4, side cover plate 1, side cover plate 27, side cover plate 38 and bottom plate 10 and cabinet body frame further It is provided with sealing joint strip 9, upper cover plate 4, side cover plate 1, side cover plate 27, side cover plate 38 and bottom plate 10 and cabinet body frame are logical It crosses bolt and realizes fastening installation.Between door-plate 5 and cabinet body frame by rotary pin shaft connect, rotation door-plate 5 make door-plate 5 be in beat Open state is to check the operating status of closed interior of the cabinet electrical equipment 11.
As a kind of preferable specific embodiment of the utility model, in order to improve heat dissipation performance, closed cabinet body is on the one hand High thermal conductivity material is chosen, heat dissipation area is on the other hand increased.In metal class formation, stainless steel is higher than the phosphorus content of iron, Heat dissipation performance is slightly weak compared with iron, but resistance to corrosion is strong, mechanical strength is good.In certain extreme applications, electrical equipment 11 The running environment of (such as machine car transformer class product, a kind of dry-type transformer product) is generally all relatively moist, severe, because This closed cabinet body further uses stainless steel plate structure.Simultaneously, it is contemplated that the weight of protective device, cooling fin 13 are further Using aluminium alloy laminated structure, AL6061 aluminum alloy heat sink is welded on the closed cabinet body of stainless steel plate.It needs to illustrate It is, it, can also be using such as: aluminium alloy, cast iron although the closed cabinet body in the present embodiment uses stainless steel material Other materials are made, and cooling fin can select non-metallic material to be bonded.And the utility model protective device is in addition to being suitable for Except the heat dissipations of particular devices such as machine car transformer class product, it can be applicable to other any electricity with heating element Gas equipment 11.
By implementing the technical solution of the protective device of the utility model specific embodiment description, following technology can be generated Effect:
(1) it is higher anti-to can satisfy machine car transformer class product for the protective device of the utility model specific embodiment description It protects class requirement (IP65 or more), isolation frost and snow, rainwater, sandstone, iron filings dust etc.;
(2) protective device of the utility model specific embodiment description is dissipated in upper cover plate and the side cover plate design of cabinet body Fin structure increases heat dissipation area, improves heat dissipation effect, guarantees that transformer is run under relatively low temperature rising state;
(3) protective device of the utility model specific embodiment description can delay electric information product to insulate to the maximum extent Aging prevents product is breakdown from burning.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with it is other The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
The above descriptions are merely preferred embodiments of the present invention, not makees in any form to the utility model Limitation.Although the utility model is disclosed as above with preferred embodiment, it is not intended to limit the utility model.It is any ripe Those skilled in the art is known, in the case where not departing from the Spirit Essence and technical solution of the utility model, all using upper The methods and technical content for stating announcement makes many possible changes and modifications to technical solutions of the utility model, or is revised as With the equivalent embodiment of variation.Therefore, all contents without departing from technical solutions of the utility model, the skill according to the utility model It is practical new to still fall within this for art any simple modification, equivalent replacement, equivalence changes and modification substantially made to the above embodiment The range of type technical solution protection.

Claims (10)

1. a kind of protective device characterized by comprising the cabinet body frame being made of several crossbeams (1) and several columns (2), The upper cover plate (4) being set at the top of the cabinet body frame, is set to the bottom plate (10) of the cabinet body frame bottom, and is set to The door-plate (5) and muti-piece side cover plate of the cabinet body frame side;By the cabinet body frame, upper cover plate (4), bottom plate (10), door-plate (5) and side cover plate forms the closed cabinet body for accommodating electrical equipment (11), is provided with and is used on the closed cabinet body The junction box assembly (3) of outgoing cable;Several cooling fins are provided on the upper cover plate (4) and/or at least one piece of side cover plate (13)。
2. protective device according to claim 1, it is characterised in that: the protective device includes one piece of door-plate (5), described Side cover plate includes side cover plate one (6), side cover plate two (7) and side cover plate three (8), the side cover plate one (6), side cover plate two (7), The outer surface of side cover plate three (8) and upper cover plate (4) is provided with cooling fin (13).
3. protective device according to claim 2, it is characterised in that: the upper cover plate (4), side cover plate one (6), side cover plate Sealing joint strip (9), the upper cover plate are provided between two (7), side cover plate three (8) and bottom plate (10) and the cabinet body frame (4), side cover plate one (6), side cover plate two (7), side cover plate three (8) and bottom plate (10) and the cabinet body frame pass through bolt reality Now fastening installation.
4. according to claim 1,2 or 3 described in any item protective devices, it is characterised in that: junction box assembly (3) setting In the outer surface of the upper cover plate (4), the junction box assembly (3) is fastenedly connected by bolt with the upper cover plate (4).
5. protective device according to claim 4, it is characterised in that: lead between the door-plate (5) and the cabinet body frame Rotating dog axis connection is crossed, rotating the door-plate (5) keeps door-plate (5) in the open state to check the closed interior of the cabinet electricity The operating status of gas equipment (11).
6. according to claim 1, the described in any item protective devices in 2,3 or 5, it is characterised in that: the thickness of the cooling fin (13) Degree is 1.5mm~2.5mm.
7. protective device according to claim 6, it is characterised in that: the height of the cooling fin (13) is designed as its thickness 30~40 times.
8. protective device according to claim 7, it is characterised in that: radiate between two pieces of cooling fins (13) adjacent to each other The width of slot (14) is 5mm~15mm.
9. according to claim 1, the described in any item protective devices in 2,3,5,7 or 8, it is characterised in that: the closed cabinet body Using stainless steel plate structure.
10. protective device according to claim 9, it is characterised in that: the cooling fin (13) uses aluminium alloy sheet knot Structure.
CN201821078665.4U 2018-07-09 2018-07-09 A kind of protective device Active CN208461235U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821078665.4U CN208461235U (en) 2018-07-09 2018-07-09 A kind of protective device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821078665.4U CN208461235U (en) 2018-07-09 2018-07-09 A kind of protective device

Publications (1)

Publication Number Publication Date
CN208461235U true CN208461235U (en) 2019-02-01

Family

ID=65171486

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821078665.4U Active CN208461235U (en) 2018-07-09 2018-07-09 A kind of protective device

Country Status (1)

Country Link
CN (1) CN208461235U (en)

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GR01 Patent grant
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Effective date of registration: 20221012

Address after: 441000 No.1 Wolong Avenue North, high tech Zone, Xiangyang City, Hubei Province

Patentee after: XIANGYANG CRRC ELECTRIC MACHINERY CO.,LTD.

Address before: The age of 412001 in Hunan Province, Zhuzhou Shifeng District Road No. 169

Patentee before: CRRC ZHUZHOU MECHANICAL AND ELECTRONIC TECHNOLOGY CO.,LTD.

TR01 Transfer of patent right