CN207978204U - Protective device and electrical control cabinet - Google Patents

Abstract

The utility model is related to a kind of protective device and electrical control cabinet, protective device includes：Protective cover, including substrate body and the bonding pad positioned at substrate body peripheral side；Connector, it is removably connected to bonding pad, protective cover is connected to cabinet by connector, and connector includes the first connecting portion and second connecting portion mutually in predetermined angular connection, first connecting portion can be connect with cabinet, second connecting portion and bonding pad detachable connection.The protective device and electrical control cabinet that the utility model embodiment provides, protective device can protect the electric devices such as transformer inside electrical control cabinet, avoid staff from getting an electric shock, the personal safety of safeguard work personnel.

Description

Protective device and electrical control cabinet

Technical field

The utility model is related to electrical control cabinet technical fields, more particularly to a kind of protective device and electrical control cabinet.

Background technology

Electrical control cabinet can be by electrical wiring requirement by transformer, filter capacitor, copper busbar, fan and other devices It is assembled in its cabinet, to meet the requirement of electric system normal operation, especially in technical field of wind power, applies ten Divide extensive.

However, the electric device that transformer of electrical control cabinet in the prior art etc. easily makes one to occur electric shock risk is usual It is oppositely arranged with the cabinet door of cabinet, when opening cabinet body door, the electric devices such as transformer are directly exposed to the sight of staff In the middle, when staff needs to carry out the operations such as some wiring to electric-control cabinet body, Danger Electric shock risk easily occurs, gives staff Personal safety bring hidden danger.

Therefore, there is an urgent need for a kind of protective device and new electrical control cabinets.

Utility model content

A kind of protective device of the utility model embodiment offer and electrical control cabinet, protective device can be to electrical control cabinets The electric devices such as internal transformer are protected, and avoid staff from getting an electric shock, the personal safety of safeguard work personnel.

On the one hand, a kind of protective device is proposed according to the utility model embodiment, is used for the cabinet of electrical control cabinet, packet It includes：Protective cover, including substrate body and the bonding pad positioned at substrate body peripheral side；Connector is removably connected to bonding pad, Protective cover is connected to cabinet by connector, and connector includes the first connecting portion and the second connection mutually in predetermined angular connection Portion, first connecting portion can be connect with cabinet, second connecting portion and bonding pad detachable connection.

According to the one side of the utility model embodiment, substrate body has the firstth area and the secondth area being distributed in succession, The ventilation hole of through substrate ontology is both provided on the thickness direction of substrate body, in the firstth area and the secondth area, wherein first The aperture of the ventilation hole in area is less than or equal to the aperture of the ventilation hole in the secondth area.

According to the one side of the utility model embodiment, clamping is provided on one of bonding pad and second connecting portion Slot, the clamping portion being used cooperatively with buckling groove is provided in another one, and bonding pad passes through buckling groove and clamping with second connecting portion Portion's detachable connection.

According to the one side of the utility model embodiment, substrate body is square plate, and bonding pad is in angle with substrate body Degree connection, bonding pad are located at least in two edges of substrate body, wherein are located at the connection at least one edge of substrate body Area includes the first bending part and the second bending part of angled connection, and the first bending part is connected to substrate body, buckling groove setting In the second bending part of substrate body.

According to the one side of the utility model embodiment, first connecting portion and second connecting portion are plate-like structure, card Socket part be set to second connecting portion and between second connecting portion reserve it is jagged, clamping portion can extend into buckling groove and bonding pad Notch can be connected in.

According to the one side of the utility model embodiment, first connecting portion is provided on the thickness direction of its own One through-hole, second connecting portion are provided with the second through-hole on the thickness direction of its own, and bonding pad has opposite with the second through-hole The perforation of setting.

According to the one side of the utility model embodiment, protective cover further comprises limited block, in the thickness of substrate body Degree direction on, limited block be set to surface of the substrate body towards bonding pad and with surface and close to limited block setting bonding pad It connects, buckling groove is provided on limited block.

According to the one side of the utility model embodiment, further comprise the conduction for being connected to protective cover and connector Part, conduct piece are plate-like structure and the thickness direction of its own are provided with more than two third through-holes, one of third Through-hole is strip-shaped hole.

According to the one side of the utility model embodiment, further comprise that handle, handle are connected to protective cover.

On the other hand, a kind of electrical control cabinet is provided according to the utility model embodiment, including：Cabinet, including have The accommodating chamber of opening and the cabinet door for being set to opening can be opened；Electric device is set to accommodating chamber；And above-mentioned protection dress It sets, protective device is set to accommodating chamber, and protective cover is connected by the side wall of connector and cabinet, and protective cover surrounds jointly with side wall Electric device.

According to the other side of the utility model embodiment, further comprise fan, fan be connected to cabinet door and towards Substrate body is arranged, and electric device is transformer.

According to protective device and electrical control cabinet that the utility model embodiment provides, protective device includes protective cover and company Fitting, protective cover include substrate body and the bonding pad positioned at substrate body periphery, and connector includes mutually connecting in predetermined angular The first connecting portion and second connecting portion connect, second connecting portion and bonding pad detachable connection, protective device when in use, energy Enough it is set to inside the cabinet of electrical control cabinet, since connector can be connect by first connecting portion with cabinet, so that Protective cover can be connect with cabinet, realized by protective cover and protected electric devices such as transformers in electrical control cabinet, Staff is avoided to get an electric shock, the personal safety of safeguard work personnel.

Description of the drawings

The feature, advantage and technique effect of the utility model exemplary embodiment described below with reference to the accompanying drawings.

Fig. 1 is the axonometric drawing of the protective device of the utility model embodiment；

Fig. 2 is the axonometric drawing of the protective cover of the utility model embodiment；

Fig. 3 is the axonometric drawing of the connector of the utility model embodiment；

Fig. 4 is the axonometric drawing of the conduct piece of the utility model embodiment；

Fig. 5 is the axonometric drawing of the handle of the utility model embodiment；

Fig. 6 is the axonometric drawing of the electrical control cabinet of the utility model embodiment；

Fig. 7 is the front view of the electrical control cabinet of the utility model embodiment；

Fig. 8 is the longitudinally cutting figure of the electrical control cabinet of the utility model embodiment.

Wherein：

X- thickness directions；Y- width directions；Z- short transverses；

100- protective devices；

10- protective covers；

11- substrate bodies；The firstth areas 111-；The secondth areas 112-；113- ventilation holes；

The bonding pads 12-；The first bending parts of 121-；The second bending parts of 122-；123- perforates；

13- buckling grooves；

14- limited blocks；

20- connectors；21- first connecting portions；211- first through hole；22- second connecting portions；The second through-holes of 221-；23- cards Socket part；24- notches；

30- conduct pieces；311- third through-holes

40- handles；41- switching parts；The grip parts 42-；

200- cabinets；201- accommodating chambers；202- cabinet doors；203- side plates；204- vertical direction partition boards；205- horizontal directions every Plate；206- bottom plates.

300- electric devices；

400- fans；

500- filter capacitors；

600- copper busbars.

In the accompanying drawings, identical component uses identical reference numeral.Attached drawing is not drawn according to actual ratio.

Specific implementation mode

The feature and exemplary embodiment of the various aspects of the utility model is described more fully below.It is retouched in detail in following In stating, it is proposed that many details, in order to provide the comprehensive understanding to the utility model.But for people in the art It will be apparent that the utility model can be implemented in the case of some details in not needing these details for member. Below the description of embodiment is used for the purpose of providing to the more preferable of the utility model by showing the example of the utility model Understanding.In the the accompanying drawings and the following description, at least part of known features and technology are not shown, to avoid to this reality Unnecessary obscure is caused with novel；Also, for clarity, may be exaggerated the size of part-structure.In addition, hereinafter being retouched Feature, the structure or characteristic stated can be in any suitable manner incorporated in one or more embodiments.

The noun of locality of middle appearance described below is direction shown in figure, is not the protective device to the utility model And the concrete structure of electrical control cabinet is defined.In the description of the present invention, it should also be noted that, unless otherwise bright True regulation and restriction, term " installation ", " connection " shall be understood in a broad sense, and can also be removable for example, it may be being fixedly connected Connection is unloaded, or is integrally connected；It can be directly connected, can also be indirectly connected.For those of ordinary skill in the art and Speech, visual concrete condition understand the concrete meaning of above-mentioned term in the present invention.

The protective device that the utility model embodiment provides, can be used in electrical control cabinet, to the electricity in electrical control cabinet Gas device is protected, and staff is avoided to get an electric shock, the personal safety of safeguard work personnel.Especially led in wind power technology Domain, for protecting the transformer in electrical control cabinet.The utility model embodiment below is only to carry out transformer Protective device is illustrated for protection, but the application of the protective device of the utility model embodiment is not limited to reality below Example is applied, other electric devices are protected in the electrical control cabinet that can also be installed in other field, and it is protected Shield.

The utility model in order to better understand is filled with reference to Fig. 1 to Fig. 8 according to the protection of the utility model embodiment It sets and electrical control cabinet is described in detail.

Referring to Fig. 1, Fig. 1 shows the axonometric drawing of the protective device of the utility model embodiment.The utility model is implemented Example proposes a kind of protective device 100, is used for the cabinet 200 of electrical control cabinet.Protective device 100 includes protective cover 10 and connection Part 20, protective cover 10 include substrate body 11 and the bonding pad 12 positioned at 11 peripheral side of substrate body.Connector 20 detachably connects It is connected to bonding pad 12, protective cover 10 is connected to cabinet by connector 20, and connector 20 includes mutually in predetermined angular connection First connecting portion 21 and second connecting portion 22, first connecting portion 21 can be connect with cabinet, second connecting portion 22 and bonding pad 12 Detachable connection.

Wherein, it is provided with buckling groove 13 on one of bonding pad 12 and second connecting portion 22, is provided with and blocks in another one The clamping portion 23 that access slot 13 is used cooperatively, bonding pad 12 are detachable by buckling groove 13 and clamping portion 23 with second connecting portion 22 Connection.

The protective device 100 that the utility model embodiment provides can be to electrical devices such as transformers inside electrical control cabinet Part is protected, and staff is avoided to get an electric shock, the personal safety of safeguard work personnel.

Also referring to Fig. 2, Fig. 2 shows the axonometric drawings of the protective cover 10 of the utility model embodiment.Specifically, substrate The shape of ontology 11 can be arranged according to specific application environment, preferably square plate, and the thickness of substrate body 11 is anti-in satisfaction , can be thin as possible on the basis of shield requires, with cost-effective and reduce its occupied space.In one embodiment, due to substrate Ontology 11 is preferably square plate, correspondingly, there are four edges for its tool.

Preferably with 11 angled setting of substrate body, described angled setting is specially to intersect setting, is handed over for bonding pad 12 Angle is preferably 90 °, and bonding pad 12 can also can be in locally angle with substrate body 11 integrally with 11 angled setting of substrate body Degree setting.Bonding pad 12 can be plate-like structure and be located at least in two edges of substrate body 11, in one embodiment, Bonding pad 12 is located at two edges of substrate body 11, and described two edges can be two edges of intersection, it is, of course, preferable to For two edges of 11 opposite side of substrate body.In one example, substrate body 11 and bonding pad 12 be an integral structure and It is welded by cold-rolled steel sheet bending, plastic-spraying processing is done on surface, can ensure structural strength.

Since connector 20 is connect by bonding pad 12 with protective cover 10, bonding pad 12 uses above-mentioned company with substrate body 11 Mode is connect, the connection between connector 20 and bonding pad 12 can be facilitated, and then can ensure protection effect.Meanwhile bonding pad 12 setting can also play the role of reinforcing rib, improve the intensity of substrate body 11, also, when for electrical control cabinet, The positions such as other devices such as filter capacitor, cabinet door lock can also be avoided.

In the specific implementation, it is not limited to bonding pad 12 being arranged at two edges of substrate body 11, in one example, It can also be arranged and all have bonding pad 12 at arbitrary three edges of substrate body 11 or four edges, as long as disclosure satisfy that The connection request of protective cover 10 and cabinet.

In order to better meet the connection of protective cover 10 and connector 20, and then ensure the company between protective cover 10 and cabinet Intensity is connect, as an alternative embodiment, including angled positioned at the bonding pad 12 at 11 at least one edge of substrate body The first bending part 121 and the second bending part 122 of connection, the first bending part 121 are connected to substrate body 11, can be with substrate sheet 11 angled setting of body, the angle of cut are preferably 90 °, and buckling groove 13 is set to the second bending part 122 of substrate.First bending part 121 And second bending part 122 can be the integral structure made of plate-like structure bending, in the specific implementation, can only limit Bonding pad 12 on one edge of substrate body 11 includes the first bending part 121 and the second bending part 122, it is of course also possible to It limits the bonding pad 12 on more than two edges of substrate body 11 and includes the first bending part 121 and the second bending part 122, the One bending part 121 and the second bending part 122 are specially to intersect setting, and the angle of cut between the two is preferably 90 °, are alternatively certainly Any number between 45 ° to 135 °, by above-mentioned setting, can preferably ensure to connect between protective cover 10 and cabinet can By property.

Due to electric device as transformer etc. at work can generate heat, as an alternative embodiment, Substrate body 11 has the first area 111 and the second area 112 being distributed in succession, on the thickness direction X of substrate body 11, the firstth area 111 and second be both provided with through substrate ontology 11 in area 112 ventilation hole 113, air-flow can be realized by ventilation hole 113 Circulation, while protecting electric devices such as transformers, enables to electric device stable operation, avoids it because of high fever And damage, while the setting of ventilation hole 113 can also mitigate the overall weight of substrate body 11, it is whole convenient for protective device 100 Installation and maintenance.

The shape in described the first area 111 and the second area 112 can be set according to use environment, in one embodiment In, the first area 111 is preferably circular, and the quantity in the first area 111 can be one or more.Second area 112 is substrate sheet The ventilation hole 113 in other regions in first area 111 of the removal of body 11, the ventilation hole 113 in the first area 111 and the second area 112 is corresponding Position is in cellular arrangement.

As an alternative embodiment, the aperture of the ventilation hole 113 in the first area 111 is less than or equal to the second area 112 The aperture of ventilation hole 113, it is therefore intended that electrical control cabinet is in order to ensure the good operation of electric device, it will usually wind accordingly be arranged The devices such as fan preferably radiate to devices such as transformers with accelerating airflow speed.Corresponding firstth area 111 is Opposite fan setting, when being applied to electrical control cabinet, the first area 111 of substrate body 11 is opposite with fan, can ensure Airflow it is smooth.113 shape of ventilation hole in the first area 111 can be identical as the ventilation hole 113 in the second area 112, certainly, the The shape of the ventilation hole 113 in one area 111 may also be distinct from that the shape of the ventilation hole 113 in the second area 112, in one example, If the shape of the ventilation hole 113 in the second area 112 can be circle, and the shape of the ventilation hole 113 in the first area 111 can be polygon Shape, preferably regular polygon, more preferably regular hexagon can reduce windage, be conducive to fan be transformer and other devices into Row heat dissipation.

In the specific implementation, in order to ensure the status requirement of protective cover 10, the cabinet of protective cover 10 and electrical control cabinet is avoided The generations such as door, fan are collided or interference, as an alternative embodiment, protective cover 10 further comprises limited block 14, On the thickness direction X of substrate body 11, limited block 14 be set to surface of the substrate body 11 towards bonding pad 12 and with the surface Connection, limited block 14 can be block structure of different shapes, preferably rectangular piece, position of the limited block 14 in substrate body 11 It sets and can such as be arranged at the middle part of the width direction Y of substrate body 11 or close to the position at middle part according to requiring to set.Certainly, On the basis of ensureing that limit requires, in order to avoid limited block 14 generates the components such as the other component such as fan of electrical control cabinet Interference, while making protective cover 10 that there is more preferable result of ventilating heat dissipation, limited block 14 to be preferably placed at the width side of substrate body 11 To the ends one of Y, and in order to ensure the bonding strength of limited block 14 and protective cover 10, limited block 14 preferably simultaneously with Surface of the substrate body 11 towards bonding pad 12 and the connection of bonding pad 12 close to the setting of limited block 14.

In one embodiment, limited block 14 is located at the bonding pad 12 with the first bending part 121 and the second bending part 122 Offside, meanwhile, in order to preferably ensure bonding strength of the protective cover 10 when in use with the cabinet of electrical control cabinet, preferably exist It is provided with buckling groove 13 on the limited block 14 of protective cover 10, in order to be connect with cabinet by connector 20.

The axonometric drawing of the connector 20 of the utility model embodiment is shown also referring to Fig. 3, Fig. 3.In an example In, since buckling groove 13 is set to the bonding pad 12 of protective cover 10, correspondingly, clamping portion 23 is set to the second company of connector 20 Socket part 22, and then realize the detachable connection of connector 20 and protective cover 10.

As shown in figure 3, as an alternative embodiment, the first connecting portion 21 and second connecting portion 22 of connector 20 It is plate-like structure, different structure type may be used in clamping portion 23, such as the block structure of rule, naturally it is also possible to be different The bulge-structure of shape can extend into as long as meeting to the buckling groove 13 on protective cover 10, realize detachable with protective cover 10 Connection.In one example, can be platy structure with 21 spaced setting of first connecting portion, preferably with first Interconnecting piece 21 is mutually parallel, and connector 20 is whole to be cut by cold-rolled steel sheet bending, and is done at electrogalvanizing on its surface Reason, makes it have electric conductivity.

In order to preferably ensure the bonding strength of connector 20 and protective cover 10, as an alternative embodiment, card Jagged 24 are reserved between socket part 23 and second connecting portion 22, clamping portion 23 can extend into buckling groove 13 and bonding pad 12 can block It is connected to corresponding notch 24, described notch 24 is preferably the strip shape gob that the extending direction along clamping portion 23 extends.Work as clamping portion 23 stretch into buckling groove 13 after can be moved on the short transverse Z of substrate body 11 so that the part of bonding pad 12 is connected in card In access slot 13, it can avoid causing clamping portion 23 to be detached from by buckling groove 13 because of artificial collision or the shaking of electrical control cabinet, Preferably ensure the protection effect of protective cover 10.

As an alternative embodiment, first connecting portion 21 is provided with first through hole on the thickness direction of its own 211, first through hole 211 it is conveniently of circular shape, the quantity of first through hole 211 can according to the size of first connecting portion 21 with And it is set with the bonding strength requirement of cabinet.In one example, the quantity of first through hole 211 is preferably four and connects first Spaced setting in socket part 21.By the way that first through hole 211 is arranged in first connecting portion 21 so that first connecting portion 21 and cabinet It can be connected by fasteners such as screw, rivets between body, it is convenient for disassembly and assembly, and can ensure bonding strength.Optionally, second connects Socket part 22 is provided with the second through-hole 221 on the thickness direction of its own, correspondingly, can be set in the bonding pad of protective cover 10 12 Set perforation corresponding with the second through-hole 221 123 so that second connecting portion 22 is with bonding pad 12 except through buckling groove 13 and card Socket part 23 further can also be connected further by fasteners such as screw, rivets, be better met between the two outside connecting Connection request.Likewise, the second through-hole 221 is conveniently of circular shape, the quantity of the second through-hole 221 can be according to the second connection It the size in portion 22 and is set with the bonding strength requirement of bonding pad 12, preferably one in one example.Due to clamping portion Jagged 24 are arranged between 23 and second connecting portion 22, it can be along the height of substrate body 11 after clamping portion 23 stretches to buckling groove 13 Spend direction Z movements so that the part of bonding pad 12 is connected in notch 24, therefore, in order to meet the second through-hole 221 and bonding pad 12 Centering effect between upper corresponding perforation 123, guarantee can be connected preferably therebetween, and optionally, perforation 123 is preferably Strip-shaped hole.

The axonometric drawing of the conduct piece of the utility model embodiment is shown also referring to Fig. 4, Fig. 4.As a kind of optional Embodiment, protective device 100 further comprises the conduct piece 30 for being connected to protective cover 10 and connector 20, since protection fills Set 100 for protection electric device be electrification device, protective device 100, can be right when being applied to electrical control cabinet as a result, Electric device plays the role of protection, but it there is also conductive risk, i.e. protective cover 10 itself is adopted to improve intensity It when being made of conductive materials such as metal materials, may be in electrical contact with electric device, cause itself to charge, it also can be to the people that works The personal safety of member brings some potential safety problems.And the conduct piece 30 being accordingly arranged connects because of itself and protective cover 10 and connector 20 It connects so that protective device 100 is when being applied to electrical control cabinet, the cabinet of the first connecting portion 21 and electrical control cabinet of connector 20 Body connects, and therefore, can be electrically connected protective cover 10 with cabinet by conduct piece 30, forms the circulation path of electric current, meanwhile, it is The safe operation for ensureing electrical control cabinet, can be provided on the cabinet of electrical control cabinet ground wire, and protective cover 10 and cabinet Body is electrically connected, it is thus achieved that the ground connection of protective cover 10, better meets the safety requirements to staff.

Optionally, conduct piece 30 is plate-like structure, convenient for being connect with protective cover 10, described conduct piece 30 and protective cover 10 connections can be to be connect with any one of the substrate body 11 of protective cover 10, bonding pad 12 or limited block 14.Conduct piece 30 The thickness direction of its own is provided with more than two third through-holes 311, one of third through-hole 311 is strip-shaped hole.

The quantity of third through-hole 311 specifically can be according to the size of conduct piece 30 and the company with protective cover 10, connector 20 Intensity setting is connect, can be three, one of them is strip-shaped hole, and described strip-shaped hole can be closed strip-shaped hole, at some In example, or the wherein end face of 20 length of one end through-connections or width direction, that is, there is the strip-shaped hole of opening, Other two can be circular hole.Two circular holes of third through-hole 311 are preferably connected with the limited block of protective cover 10 14 by fastener It connects, a strip-shaped hole is connect with the second connecting portion 22 of limited block 14 and connector 20, and being set to strip-shaped hole can basis Space requirement avoids the equal components in the clamping portion 23 of connector 20, preferably ensures connection and conductive effect.

Please refer to fig. 5, Fig. 5 shows the axonometric drawing of the handle of the utility model embodiment.As a kind of optional Embodiment, the protective device 100 that the utility model embodiment provides still further comprise handle 40, and handle 40 is connected to protection Cover 10, substrate body 11, bonding pad 12 or the limited block 14 that can be connected to protective cover 10 preferably connect in one example In substrate body 11.Handle 40 includes the switching part 41 being connect with protective cover 10 by fasteners such as screw, rivets and for work Make the grip part 42 of personnel's hand gripping.Switching part 41 is preferably an integral structure with grip part 42.In the specific implementation, handle 40 Quantity can be one, two or more, as long as convenient for staff carry protective device 100, and then convenient for protection The dismounting of device 100.

It is understood that the various embodiments described above are that the bonding pad 12 of protective cover 10 is set to buckling groove 13, clamping Portion 23 illustrates for being set to the second connecting portion 22 of connector 20, this is a kind of optional embodiment, but is not limited to Buckling groove 13 can also be set to second connecting portion 22 by this in some optional embodiments, and clamping portion 23 is set to The bonding pad 12 of protective cover 10, can equally ensure the card dismantling connection of the two, while can ensure the reliability of the two connection.

The protective device 100 that the utility model embodiment provides as a result, because it includes protective cover 10 and connector 20, and It includes substrate body 11 and the bonding pad 12 positioned at 11 periphery of substrate body to limit protective cover 10, and connector 20 includes mutually in pre- Determine the first connecting portion 21 and second connecting portion 22 of angle connection.And there is clamping on one of bonding pad 12 and second connecting portion 22 Slot 13, the clamping portion 23 being used cooperatively with buckling groove 13 is provided in another one, and bonding pad 12 passes through card with second connecting portion 22 Access slot 13 and clamping portion 23 are detachably connected.So that protective device 100 can be set to the cabinet of electrical control cabinet when in use Inside, so that protective cover 10 is connect with cabinet, leads to since connector 20 can be connect by first connecting portion 21 with cabinet It crosses protective cover 10 to realize to the protection of the electric devices such as transformer in electrical control cabinet, staff is avoided to get an electric shock, guarantor Hinder the personal safety of staff.Connector 20 makes protection apply with protective cover 10 using above-mentioned dismountable connection type When to electrical control cabinet, the dismounting for protective device 100 of being more convenient for, and can ensure the bonding strength with cabinet.

The axonometric drawing of the electrical control cabinet of the utility model embodiment is shown also referring to Fig. 6, Fig. 7 and Fig. 8, Fig. 6, Fig. 7 shows that the front view of the electrical control cabinet of the utility model embodiment, Fig. 8 are the electrical control cabinets of utility model embodiment Longitudinally cutting figure.

The utility model embodiment also provides a kind of electrical control cabinet, including cabinet 200, electric device 300 and above-mentioned The protective device 100 that meaning is implemented.Cabinet 200 includes that with the accommodating chamber 201 being open and can open the cabinet door for being set to opening 202.Electric device 300 is set to accommodating chamber 201.Protective device 100 is set to accommodating chamber 201 and by connector 20 and cabinet 200 side wall connection, the side wall of described cabinet 200 be specifically as follows spaced setting side plate 203 and vertical direction every Plate 204, spaced setting and the horizontal direction partition board 205 and bottom plate being connected with each other with side plate 203 and vertical direction partition board 204 206, protective cover 10 surrounds electric device 300 jointly with side wall, and electric device 300 is preferably transformer, but is not limited to transformer, Or other electric devices 300 for needing to protect.

In order to enable the electric device 300 in electrical control cabinet can preferably be run, as a kind of optional embodiment party Formula, electrical control cabinet further comprise that fan 400, fan 400 are connected to cabinet door 202 and are arranged towards substrate body 11, at this point, Protective device 100 preferably uses the embodiment with ventilation hole 113, while firstth area of the fan 400 towards substrate body 11 111 settings, can preferably ensure the result of ventilating heat dissipation to the electric device 300 in electrical control cabinet.

It, in some embodiments, can be with it is understood that electrical control cabinet is not limited to only include above-mentioned device Including filter capacitor 500, copper busbar 600 etc., it is configured with specific reference to the environment applied.

The utility model embodiment provides electrical control cabinet as a result, because it includes the protective device of above-mentioned any embodiment 100, therefore the electric devices such as the transformer of its inside 300 can be protected, effectively staff is avoided to get an electric shock, ensured The personal safety of staff, use easy to spread.

Although the present utility model has been described by reference to the preferred embodiments, but in the model for not departing from the utility model In the case of enclosing, various improvement can be carried out to it and can replace component therein with equivalent.Especially, as long as not depositing In structural conflict, items technical characteristic mentioned in the various embodiments can be combined in any way.The utility model It is not limited to specific embodiment disclosed herein, but includes all technical solutions fallen within the scope of the appended claims.

Claims (11)

1. a kind of protective device (100) is used for the cabinet (200) of electrical control cabinet, which is characterized in that including：

Protective cover (10), including substrate body (11) and the bonding pad (12) positioned at the substrate body (11) peripheral side；

Connector (20), is removably connected to the bonding pad (12), and the protective cover (10) is connected by the connector (20) It is connected to the cabinet (200), the connector (20) includes the first connecting portion (21) and second mutually in predetermined angular connection Interconnecting piece (22), the first connecting portion (21) can connect with the cabinet (200), the second connecting portion (22) with it is described Bonding pad (12) detachable connection.

2. protective device (100) according to claim 1, which is characterized in that the substrate body (11) has divides in succession The firstth area (111) and the secondth area (112) of cloth, on the thickness direction (X) of the substrate body (11), firstth area (111) and in secondth area (112) it is both provided with the ventilation hole (113) for penetrating through the substrate body (11), wherein described The aperture of the ventilation hole (113) in one area (111) is less than or equal to the hole of the ventilation hole (113) of secondth area (112) Diameter.

3. protective device (100) according to claim 1, which is characterized in that the bonding pad (12) and second company It is provided with buckling groove (13) in one of socket part (22), the clamping being used cooperatively with the buckling groove (13) is provided in another one Portion (23), the bonding pad (12) can by the buckling groove (13) and the clamping portion (23) with the second connecting portion (22) It is detachably connected with.

4. protective device (100) according to claim 3, which is characterized in that the substrate body (11) is square plate, institute State bonding pad (12) and the substrate body (11) angled connection；

The bonding pad (12) is located at least in two edges of the substrate body (11), wherein is located at the substrate body (11) bonding pad (12) at least one edge includes the first bending part (121) of angled connection and second curved Folding part (122), first bending part (121) are connected to the substrate body (11), and the buckling groove (13) is set to described Second bending part (122).

5. protective device (100) according to claim 4, which is characterized in that the first connecting portion (21) and described Two interconnecting pieces (22) are plate-like structure, and the clamping portion (23) is set to the second connecting portion (22) and with described second Reserved jagged between interconnecting piece (22), the clamping portion (23) can extend into the buckling groove (13) and the bonding pad (12) The notch (24) can be connected in.

6. protective device (100) according to claim 5, which is characterized in that the first connecting portion (21) is at its own Thickness direction on be provided with first through hole (211), the second connecting portion (22) is provided on the thickness direction of its own Second through-hole (221), the bonding pad (12) have the perforation (123) being oppositely arranged with second through-hole (221).

7. protective device (100) according to claim 4, which is characterized in that the protective cover (10) further comprises limiting Position block (14), on the thickness direction (X) of the substrate body (11), the limited block (14) be set to the substrate body (11) surface towards the bonding pad (12) and with the surface and close to the bonding pad of the limited block (14) setting (12) it connects, the buckling groove (13) is provided on the limited block (14).

8. the protective device (100) according to claim 1 to 7 any one, which is characterized in that further comprise being connected to The conduct piece (30) of the protective cover (10) and the connector (20), the conduct piece (30) be plate-like structure and its from The thickness direction of body is provided with more than two third through-holes (311), one of them described third through-hole (311) is strip-shaped hole.

9. protective device (100) according to claim 8, which is characterized in that further comprise handle (40), the handle (40) it is connected to the protective cover (10).

10. a kind of electrical control cabinet, which is characterized in that including：

Cabinet (200) includes accommodating chamber (201) with opening and can open the cabinet door (202) for being set to the opening；

Electric device (300) is set to the accommodating chamber (201)；And

Protective device (100) as described in claim 1 to 9 any one, the protective device (100) are set to the receiving Chamber (201), the protective cover (10) are connect by the connector (20) with the side wall of the cabinet (200), the protective cover (10) electric device (300) is surrounded jointly with the side wall.

11. electrical control cabinet according to claim 10, which is characterized in that further comprise fan (400), the fan (400) it is connected to the cabinet door (202) and is arranged towards the substrate body (11), the electric device (300) is transformer.