CN209233213U - Switchgear for arcing pressure release - Google Patents

Abstract

The utility model relates to switchgear agent technology fields, and in particular to a kind of switchgear for arcing pressure release, including the pressure release cabinet being arranged side by side and an at least switchgear main body；Pressure releasing chamber is equipped in switchgear main body, and the lower part of the side of switchgear main body is equipped with the pressure relief opening communicated with pressure releasing chamber；Pressure release cabinet includes cabinet body and multiple filter assemblies；The lower part of the side of cabinet body is equipped with connector, and top offers the discharge outlet for being connected to external environment；There is the pressure release passage to detour in the inner space of cabinet body in cabinet body；The both ends of pressure release passage are respectively communicated with connector and discharge outlet；Cabinet body is arranged in the side of switchgear main body, and connector is connected with pressure releasing chamber；Multiple filter assemblies arranged for interval are in pressure release passage.The fusant that pressure releasing chamber transmission comes is filtered out and remained in cabinet body by filter assemblies, and then can not be sprayed onto people and the article of lower section.

Description

Switchgear for arcing pressure release

Technical field

The utility model relates to switchgear technical fields, and in particular to a kind of switchgear for arcing pressure release.

Background technique

Switchgear is mainly used for being generated electricity in electric system, transmit electricity, the conversion of distribution and electric energy as a kind of electrical equipment During, opened and closed, controlled and protected electrical equipment.The arcings such as internal short-circuit once occur in the process of running for switchgear Failure and when gas caused by arcing failure and the fusant burnt can not be discharged in time, be easy to cause site operation personnel Injury, jeopardizes the personal safety of site operation personnel.

As depicted in figs. 1 and 2, common medium pressure gas insulated switch cabinet 1 ' copes with internal arcing failure institute currently on the market The measure of the gas of generation and the fusant burnt, substantially by gas and 2 ' of fusant lead-in cable ditch burnt；Or such as Shown in Fig. 3 and Fig. 4, " rear portion is equipped with arcing channel, gas caused by internal arcing failure and the melting burnt to switchgear 1 Object is transmitted to arcing channel 2 from bottom to top " top, and along arcing channel 2 " transverse part be discharged to a switchgear 1 " outer spacing From.

Wherein, the pressure release mode of gas and fusant lead-in cable ditch is only capable of in the environment for being mounted on 2 ' of cable duct, And it can not be mounted in mobile vehicle-mounted equal environment；Also, high fever high pressure gas and fusant arrange that will have into 2 ' of cable duct can The cable of other normal switch cabinets can be damaged；And the complicated condition of 2 ' of cable duct and unstable, for example, the cable in many places Ditch and sewer share, or there are other purposes, once high fever high pressure gas and fusant row are hitherward, it is difficult to and guarantee does not influence The normal use of 2 ' of cable duct, so that the safety of 2 ' of cable duct is unable to get guarantee.

National Specification is in cabinet body 0.8m, liftoff 2m high positioning indicator below is not burned out, to meet this National Specification, significant portion product leads to the pressure release mode outside cabinet body 2m using arcing channel is lengthened in the market, lengthens combustion Arc channel, and the pressure release mode gets rid of the dependence to cable duct, but the pressure release mode to 0.8m outside people or object can not rise It is acted on to safety guarantee, therefore, it is difficult to guarantee the safety of site operation personnel and article.

Utility model content

The purpose of this utility model is to provide a kind of switchgear for arcing pressure release, to solve internal arcing failure When test, the pressure relief of traditional switch cabinet is difficult to ensure the problem of the safety of site operation personnel and article.

The purpose of this utility model is achieved through the following technical solutions:

The utility model provides a kind of switchgear for arcing pressure release, and the pressure release cabinet including being arranged side by side and at least one is opened Close cabinet main body；Pressure releasing chamber is equipped in the switchgear main body, and the lower part of the side of the switchgear main body is equipped with and lets out with described The pressure relief opening that pressure chamber communicates；The pressure release cabinet includes cabinet body and multiple filter assemblies；The lower part of the side of cabinet body is equipped with connector, Its top offers the discharge outlet for being connected to external environment；Have in the cabinet body and detours in the inner space of the cabinet body Pressure release passage；The both ends of the pressure release passage are respectively communicated with the connector and the discharge outlet；The cabinet body is arranged in institute The side of switchgear main body is stated, the connector is connected with the pressure releasing chamber；Multiple filter assemblies arranged for interval are let out in described In pressure passageway.

Preferably, be fixed in the cabinet body it is multiple along the spaced apart partition of first direction, the cabinet is intracorporal Space is separated into multiple compartments；Wherein a most marginal compartment is connected to the discharge outlet；Another most marginal compartment It is connected to the connector；A through-hole is offered on each partition；Multiple through-holes interlock cloth along the first direction It sets；Adjacent two compartment is connected by the through-hole；The multiple compartment forms the pressure release passage.

Preferably, two through-holes on adjacent two partitions are positioned opposite in a second direction respectively close to the cabinet body Two sidewalls；The second direction is perpendicular to the first direction, and the first direction or second direction are the cabinet body Short transverse.

Preferably, each through-hole is respectively and fixedly provided with the filter assemblies；The filtering is fixed on the discharge outlet Component, filter assemblies on the discharge outlet are with the filter assemblies on the adjacent partition respectively close to the cabinet body along described Second direction two sidewalls positioned opposite.

Preferably, the filter assemblies are filter plate, offer multiple filter hole on the filter plate.

Preferably, the first direction is the short transverse of the cabinet body, and the second direction is the length of the cabinet body Spend direction.

Preferably, the switchgear main body quantity is multiple, and the pressure relief opening of the adjacent two switchgear main body connects and connects It is logical；The pressure release cabinet is arranged in the outside of the multiple switchgear main body, and is arranged side by side with the switchgear main body；Most edge The pressure relief opening of the switchgear main body be connected to the connector.

Preferably, the quantity of the pressure release cabinet is one；The multiple switchgear main body is divided into a first switch cabinet main body An at least second switch cabinet main body；The second switch cabinet main body is arranged in the pressure release cabinet and the first switch cabinet main body Between；The pressure relief opening is offered on the one side of the first switch cabinet main body；The second switch cabinet main body opposite sides The pressure relief opening is offered on face；The pressure relief opening of the first switch cabinet main body and the adjacent second switch cabinet main body Pressure relief opening connects and is connected to；The pressure relief opening of the adjacent two second switch cabinet main body connects and is connected to；The connection of the pressure release cabinet Mouth connects and is connected to the pressure relief opening of the adjacent second switch cabinet main body.

Preferably, the quantity of the pressure release cabinet be two, the multiple switchgear main body be arranged in the two pressure release cabinets it Between；Offer the pressure relief opening on the switchgear main body opposite sides face, the most marginal two switchgear main body it is outer The pressure relief opening on side connects and is connected to the connector of the two pressure release cabinets correspondingly.

Preferably, the switchgear main body quantity is multiple, and the pressure release cabinet is arranged in the two neighboring switchgear master Between body, the connector is offered on the opposite sides face of the pressure release cabinet, two connector one of the pressure release cabinet is a pair of Answer the pressure relief opening of the switchgear main body adjacent with two connect and be connected to.

As shown from the above technical solution, the advantages of the utility model and have the active effect that cabinet body is mounted on switchgear master On the side of body, and it is equipped with connector and the discharge outlet that is connected to external environment of the pressure releasing chamber of coupling cock cabinet bottom part body；Even Interface is opened in the side bottom of cabinet body, and discharge outlet is opened on the top surface of cabinet body；It is equipped with and is detoured in cabinet body in cabinet body Pressure release passage in portion space, the both ends of pressure release passage are respectively communicated with connector and discharge outlet, and multiple mistakes are equipped in pressure release passage Filter component.When internal fault arcing occurs for switchgear main body, the high fever high pressure gas and fusant of generation can collect pressure release In room, and the gas and fusant come via pressure releasing chamber transmission can enter the pressure release passage of pressure release cabinet, Jin Eryou through connector Pressure releasing chamber transmission come filter fusant by filter assemblies, and by the pressure releasing chamber of switchgear main body transmit Lai high fever high pressure gas Body carries out certain cooling and decompression along longer pressure release passage, reaches discharge outlet and is discharged upwards.As a result, pressure release passage and Filter assemblies match, so that the fusant that the pressure releasing chamber transmission of switchgear main body comes is filtered out by filter assemblies and remains in cabinet In body, and then people and the article of lower section can not be sprayed onto；And filtered high fever high pressure gas through cooling, decompression reduction of speed after, It is discharged upwards from the top surface of cabinet body, and then has ensured the people of surrounding and the safety of article；Pressure release cabinet and switchgear main body are simultaneously arranged It sets, it is thus possible to which the height space for making full use of pressure release cabinet enables pressure release passage to be designed longer, further increases to gas The cooling of body fusant and filter effect；Gas and fusant need not be come cable duct, so as to avoid in damage cable duct The cable of other normal switch cabinet main bodys, and other purposes of cable duct is prevented to be affected.

Detailed description of the invention

The utility model is described in detail by following preferred embodiments and attached drawing for ease of explanation,.

Fig. 1 is the schematic diagram of one of pressure relief of traditional switch cabinet；

Fig. 2 is the side view of pressure relief shown in FIG. 1；

Fig. 3 is the schematic diagram of another pressure relief of traditional switch cabinet；

Fig. 4 is the schematic diagram in the arcing channel of pressure relief shown in Fig. 3；

Fig. 5 is structural schematic diagram of the utility model for the switchgear preferred embodiment of arcing pressure release；

Fig. 6 is the structural decomposition diagram of the switchgear shown in fig. 5 for arcing pressure release；

Fig. 7 is the side view of the switchgear shown in fig. 5 for arcing pressure release；

Fig. 8 is structural representation of the utility model for the switchgear main body of the switchgear preferred embodiment of arcing pressure release Figure；

Fig. 9 is structural schematic diagram of the utility model for the pressure release cabinet of the switchgear preferred embodiment of arcing pressure release.

Label declaration: 1 ', medium pressure gas insulated switch cabinet；2 ', cable duct；1 ", switchgear；2 ", arcing channel；1, it switchs Cabinet main body；1a, first switch cabinet main body；1b, second switch cabinet main body；11, pressure releasing chamber；12, pressure relief opening；13, switch gear room；14, Cable vault；15, low-pressure chamber；2, pressure release cabinet；21, cabinet body；22, filter assemblies；221, filter plate；23, pressure release passage；231, every Room；24, connector；25, discharge outlet；26, partition.

Specific embodiment

In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation The utility model is further described in example.It should be appreciated that specific embodiment described herein is only used to explain this reality With novel, it is not used to limit the utility model.

In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", The orientation or positional relationship of the instructions such as " clockwise ", " counterclockwise " be based on the orientation or positional relationship shown in the drawings, be only for Convenient for description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have specifically Orientation is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " first ", " second " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance or implicitly indicates indicated technology The quantity of feature.Define " first " as a result, the feature of " second " can explicitly or implicitly include it is one or more The feature.The meaning of " plurality " is two or more in the description of the present invention, unless otherwise clearly specific It limits.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally Connection.It can be mechanical connection, be also possible to be electrically connected.Can be directly connected, can also indirectly connected through an intermediary, It can be the connection inside two elements or the interaction relationship of two elements.For those of ordinary skill in the art and Speech, can understand the concrete meaning of above-mentioned term in the present invention as the case may be.

The utility model provides a kind of switchgear for arcing pressure release, guarantees site operation personnel and article for ensureing Safety.

Please refer to Fig. 5 to Fig. 7, in the present embodiment, the switchgear for arcing pressure release includes multiple switch cabinet main body 1 and one Pressure release cabinet 2.Multiple switch cabinet main body 1 and pressure release cabinet 2 are arranged side by side, wherein multiple switch cabinet main body 1 is along switchgear main body 1 Width direction is successively sequentially arranged, and is directly contacted between multiple switch cabinet main body 1, pressure release cabinet 2 and most marginal one switch Cabinet main body 1 is in contact.For filter switch cabinet main body 1 generated gas and melting when internal arcing failure occur for pressure release cabinet 2 Object, and when internal arcing failure is occurred for switchgear main body 1 generated gas is discharged into the external environment.Each switchgear master The size of body 1 is identical；The length of pressure release cabinet 2 and the equal length of switchgear main body 1, the width and switchgear main body 1 of pressure release cabinet 2 Width it is equal, the height of pressure release cabinet 2 is equal with the height of switchgear main body 1.Switchgear main body is gas insulation switch cabinet master Body.

Referring to Fig. 8, being equipped with pressure releasing chamber 11, switch gear room 13, cable vault 14 and low-pressure chamber in each switchgear main body 1 15。

Wherein, pressure releasing chamber 11 is located at the lower part of switchgear main body 1, and the chamber that pressure releasing chamber 11 has been.Switchgear master The lower part of the side of body 1 is equipped with the pressure relief opening 12 communicated with pressure releasing chamber 11.Pressure relief opening 12 is opened in the width side of switchgear main body 1 On upward side.

Switch gear room 13 is located at the top of pressure releasing chamber 11, and switch gear room 13 is connected by check valve with pressure releasing chamber 11；It opens It closes in room 13 for installing electric switch.

Cable vault 14 is located at the front of pressure releasing chamber 11, and cable vault 14 is connected by check valve with pressure releasing chamber 11；Electricity For installing cable in cable room 14.

Low-pressure chamber 15 is located at the top of cable vault 14, and is located at the front of switch gear room 13.In other words, low-pressure chamber 15 with let out Pressure chamber 11 is diagonally arranged；Switch gear room 13 and cable vault 14 are diagonally arranged.

When internal arcing failure occurs for switch gear room 13 and/or cable vault 14, generated gas and fusant pass through list Enter in pressure releasing chamber 11 to valve, and is discharged by pressure relief opening 12 to outside switchgear main body 1.

Referring to Fig. 9, pressure release cabinet 2 includes cabinet body 21 and the multiple filter assemblies 22 being installed in cabinet body 21.Cabinet body 21 is pacified Mounted in the side of switchgear main body.

The lower part of the side of cabinet body 21 is equipped with connector 24, and the top of cabinet body 21 is offered for being connected to external environment Discharge outlet 25.Connector 24 is opened on the one side in the width direction of cabinet body 21.

It is fixed in cabinet body 21 multiple along the spaced apart partition 26 of first direction；First direction is the height side of cabinet body 21 To.Partition 26 is parallel to each other, and is parallel to the bottom plate of switchgear main body 1.

Space in cabinet body 21 is separated into multiple compartments 231 by multiple partitions 26；One compartment 231 of the top is connected to discharge outlet 25；One compartment 231 of bottom is connected to connector 24；Adjacent two compartment 231 is connected by filter assemblies 22；Multiple compartments 231 Pressure release passage 23 of one detour of composition in the inner space of cabinet body 21.The both ends of pressure release passage 23 are respectively communicated with 24 He of connector Discharge outlet 25.

A through-hole, short transverse interlaced arrangement of multiple through-holes along cabinet body 21 are offered on each partition 26；Further, The two sidewalls positioned opposite in a second direction of two through hole on adjacent two partition 26 respectively close to cabinet body 21；Second direction is cabinet The length direction of body 21.Discharge outlet 25 is with the through-hole on the partition 26 of the top respectively close to the phase on the length direction of cabinet body 21 To two sidewalls.

It is noted that the two lateral walls on the length direction of cabinet body 21 refer to the length side along cabinet body 21 of cabinet body 21 To two sidewalls separately, and the two sidewalls of cabinet body 21 are opposite, so that the circulation length of each compartment 231 reaches maximization, And then guarantee that the length of pressure release passage 23 reaches maximization.

Filter assemblies 22 move towards arranged for interval in pressure release passage 23 along pressure release passage 23.Filter assemblies 22 are using filtering Plate 221 offers multiple intensive filter hole on filter plate 221.Through-hole on each partition, which is respectively mounted, is fixed with a filter plate 221, and filter plate 221 is generally aligned in the same plane with partition 26.Filter plate 221 is fixed on discharge outlet 25.

Refering to Fig. 5 to Fig. 7, two switchgear main bodys 1 share a pressure release cabinet and carry out pressure release 2.

For convenient for statement, the two switchgear main bodys 1 are divided for a first switch cabinet main body 1a and a second switch cabinet master Body 1b, wherein first switch cabinet main body 1a is arranged in the leftmost side, and pressure release cabinet is arranged in using the view direction of fig. 4 to fig. 6 as reference The rightmost side, pressure release cabinet are located at the right side of second switch cabinet main body.

Pressure relief opening 12 is offered on the right side of first switch cabinet main body 1a；In second switch cabinet main body 1b left and right sides Offer pressure relief opening 12.Pressure release on the pressure relief opening 12 of first switch cabinet main body 1a and the left side of second switch cabinet main body 1b Mouth 12 connects and is connected to；The connector 24 of pressure release cabinet 2 connects simultaneously with the pressure relief opening 12 on the right side of second switch cabinet main body 1b Connection.

In other words, the pressure releasing chamber 11 of first switch cabinet main body 1a and the pressure releasing chamber 11 of second switch cabinet main body 1b are by letting out The pressure connection of mouth 12 forms a connection channel, and one end of the interface channel blocks, and the other end of the interface channel is connected to pressure release The connector 24 of cabinet 2.

In other embodiments out not shown, the quantity of switchgear main body can also be more, and multiple switch cabinet main body is simultaneously Arrangement is set, and pressure release cabinet is located at the rightmost side.Wherein in addition to the switchgear main body of the leftmost side is in the way of above-mentioned first switch cabinet main body It is only opened up outside pressure relief opening in right side, other switchgear main bodys are opened in left and right sides in the way of second switch cabinet main body If pressure relief opening so that multiple switch cabinet main body is connected, by with pressure release cabinet pressure release.

Please refer to Fig. 5 to Fig. 9, the working principle of the utility model are as follows: in the switch gear room of switchgear main body 1 13 and/or electricity When internal arcing failure occurs for cable room 14, generated gas and fusant are transmitted to corresponding pressure releasing chamber 11 by check valve. The gas and fusant come by the transmission of pressure releasing chamber 11 can be through pressure relief opening 12 and the entrance pressure release passage 23 of connector 24, and then by opening The pressure releasing chamber 11 for closing cabinet main body 1 transmits the fusant come and is filtered by multiple filter assemblies 22, and by the pressure releasing chamber of switchgear main body 1 The gas that 11 transmission come reaches discharge outlet 25 along pressure release passage 23 and is discharged upwards.Further, when multiple switch cabinet main body 1 When internal arcing failure occurs simultaneously, generated gas and fusant can be transmitted to shared pressure release cabinet 2 by interface channel Pressure release passage 23 in.Pressure release passage 23 and filter assemblies 22 match, so that the transmission of pressure releasing chamber 11 of switchgear main body 1 came Fusant is filtered out and remained in cabinet body 21 by filter assemblies 22, and then can not be sprayed onto people and the article of lower section；And it crosses High fever high pressure gas after filter is discharged, and then ensured the people of surrounding upwards after cooling, decompression reduction of speed from the top surface of cabinet body 21 With the safety of article.

In other embodiments (not shown), the quantity of switchgear main body can also be used one, and pressure release cabinet is mounted at this time On the side of switchgear main body, switchgear main body offers pressure relief opening on the side of pressure release cabinet, and pressure relief opening is connected to connection Mouthful.

In other embodiments (not shown), the quantity of pressure release cabinet can also be used two, at this point, multiple switch cabinet main body is equal Between two pressure release cabinets.Pressure relief opening is offered on the opposite sides face of each switchgear main body.Most marginal two switchgear Pressure relief opening on the lateral surface of main body connects and is connected to the connector of two pressure release cabinets correspondingly.

In other embodiments (not shown), the quantity of switchgear main body can also be more, and multiple switch cabinet main body is side by side Arrangement, pressure release cabinet offer connector, pressure release on the opposite sides face of pressure release cabinet between two neighboring switchgear main body Two connectors of cabinet are connected to the input end of pressure release passage；Two connectors of pressure release cabinet switch adjacent with two correspondingly The pressure relief opening of cabinet main body connects and is connected to.

In other embodiments (not shown), filter assemblies are also mountable to be fixed in compartment, and in other words, filter plate is straight Vertical to be arranged in compartment, i.e., filter plate is perpendicular to the bottom plate of cabinet body, and pressure release passage is separated into multistage by filter plate.

In other embodiments (not shown), partition also can be tilted at backplane, not parallel between each partition.

In other embodiments (not shown), the height of each switchgear main body is identical, and the width of an at least switchgear main body It spends of different size with other switchgear main bodys.

In other embodiments (not shown), the length of pressure release cabinet is greater than the length of switchgear main body.

In other embodiments (not shown), the width of pressure release cabinet and the width of switchgear main body are unequal.

In other embodiments (not shown), partition is along the length direction arranged for interval of cabinet body, two neighboring partition at this time On through-hole respectively close to the opposite sides face in the short transverse of cabinet body, one compartment of rearmost is connected to connector, forefront one Compartment is connected to discharge outlet.

In other embodiments (not shown), length direction or width direction arranged for interval of the partition along cabinet body, this phase Through-hole on adjacent two partitions is respectively close to the opposite sides face in the short transverse of cabinet body.When pressure release cabinet is arranged in multiple switch When the left side of cabinet main body, one compartment of rightmost is connected to connector, and one compartment of leftmost is connected to discharge outlet；When pressure release cabinet be arranged in it is more When the right side of a switchgear main body, one compartment of leftmost is connected to connector, and one compartment of rightmost is connected to discharge outlet.

The utility model at least has the following advantages:

1, pressure release passage 23 and filter assemblies 22 match, so that the melting that the transmission of pressure releasing chamber 11 of switchgear main body 1 comes Object is filtered out and remained in cabinet body 21 by filter assemblies 22, and then can not be sprayed onto people and the article of lower section；And after filtering High fever high pressure gas be discharged upwards after cooling, decompression reduction of speed from the top surface of cabinet body 21, and then people and object around having ensured The safety of product.

2, pressure release cabinet 2 is arranged side by side with switchgear main body 1, it is thus possible to make full use of the height space in pressure release cabinet 2, make Obtaining pressure release passage 23 can be designed longer, further increase the cooling to fusant and filter effect.

3, gas and fusant need not be come cable duct, so as to avoid other normal switch cabinet masters in damage cable duct The cable of body 1, and other purposes of cable duct is prevented to be affected.

4, the pressure releasing chamber 11 of multiple switch cabinet main body 1 shares the pressure release passage 23 in the same pressure release cabinet 2, reduces switch The manufacturing cost of cabinet main body 1.

In the description of this specification, reference term " embodiment ", " some embodiments ", " schematically implementation The description of mode ", " example ", " specific example " or " some examples " etc. means embodiment or example is combined to describe specific Feature, structure, material or feature are contained at least one embodiment or example of the utility model.In this specification In, schematic expression of the above terms are not necessarily referring to identical embodiment or example.Moreover, the specific spy of description Sign, structure, material or feature can be combined in any suitable manner in any one or more embodiments or example.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model Protection scope within.

Claims (10)

1. a kind of switchgear for arcing pressure release, which is characterized in that including the pressure release cabinet and an at least switchgear being arranged side by side Main body；Pressure releasing chamber is equipped in the switchgear main body, and the lower part of the side of the switchgear main body is equipped with and the pressure releasing chamber The pressure relief opening communicated；

The pressure release cabinet includes:

Cabinet body, the lower part of side are equipped with connector, and top offers the discharge outlet for being connected to external environment；The cabinet body In there is the pressure release passage in the inner space of the cabinet body of detouring；The both ends of the pressure release passage are respectively communicated with the connection Mouth and the discharge outlet；The cabinet body is arranged in the side of the switchgear main body, and the connector is connected with the pressure releasing chamber It is logical；

Multiple filter assemblies, arranged for interval is in the pressure release passage.

2. the switchgear according to claim 1 for arcing pressure release, which is characterized in that be fixed in the cabinet body multiple Along the spaced apart partition of first direction, the intracorporal space of the cabinet is separated into multiple compartments；A wherein most marginal institute It states compartment and is connected to the discharge outlet；Another most marginal compartment is connected to the connector；It is opened up on each partition There is a through-hole；Multiple through-holes are along the first direction interlaced arrangement；Adjacent two compartment is connected by the through-hole； The multiple compartment forms the pressure release passage.

3. the switchgear according to claim 2 for arcing pressure release, which is characterized in that two on adjacent two partition The through-hole is respectively close to cabinet body two sidewalls positioned opposite in a second direction；The second direction is perpendicular to described first Direction, and the first direction or second direction are the short transverse of the cabinet body.

4. the switchgear according to claim 3 for arcing pressure release, which is characterized in that each through-hole is respectively and fixedly provided with One filter assemblies；The filter assemblies are fixed on the discharge outlet, the filter assemblies on the discharge outlet and adjacent institute The filter assemblies on partition are stated respectively close to the two sidewalls positioned opposite along the second direction of the cabinet body.

5. the switchgear according to claim 4 for arcing pressure release, which is characterized in that the filter assemblies are filtering Plate offers multiple filter hole on the filter plate.

6. the switchgear according to claim 3 for arcing pressure release, which is characterized in that the first direction is the cabinet The short transverse of body, and the second direction is the length direction of the cabinet body.

7. the switchgear according to claim 1 for arcing pressure release, which is characterized in that the switchgear main body quantity is Multiple, the pressure relief opening of the adjacent two switchgear main body connects and is connected to；

The pressure release cabinet is arranged in the outside of the multiple switchgear main body, and is arranged side by side with the switchgear main body；Most side The pressure relief opening of the switchgear main body of edge is connected to the connector.

8. the switchgear according to claim 7 for arcing pressure release, which is characterized in that the quantity of the pressure release cabinet is one It is a；The multiple switchgear main body is divided into a first switch cabinet main body and at least a second switch cabinet main body；The second switch Cabinet main body is arranged between the pressure release cabinet and the first switch cabinet main body；

The pressure relief opening is offered on the one side of the first switch cabinet main body；Second switch cabinet main body opposite sides face On offer the pressure relief opening；The pressure relief opening of the first switch cabinet main body is let out with the adjacent second switch cabinet main body Pressure mouth connects and is connected to；The pressure relief opening of the adjacent two second switch cabinet main body connects and is connected to；The connector of the pressure release cabinet Connect and be connected to the pressure relief opening of the adjacent second switch cabinet main body.

9. the switchgear according to claim 7 for arcing pressure release, which is characterized in that the quantity of the pressure release cabinet is two A, the multiple switchgear main body is arranged between the two pressure release cabinets；It is opened up on the switchgear main body opposite sides face There is the pressure relief opening, the pressure relief opening on the lateral surface of the most marginal two switchgear main body is correspondingly and described in two The connector of pressure release cabinet connects and is connected to.

10. the switchgear according to claim 1 for arcing pressure release, which is characterized in that the switchgear main body quantity To be multiple, the pressure release cabinet is arranged between the two neighboring switchgear main body, on the opposite sides face of the pressure release cabinet Offer the connector, the pressure release of two connectors of the pressure release cabinet switchgear main body adjacent with two correspondingly Mouth connects and is connected to.