CN217720471U - Shock-resistant rail transit direct current switch cabinet arrangement - Google Patents

Abstract

The utility model discloses an antidetonation type track traffic direct current cubical switchboard is arranged comprises circuit breaker cabinet and other cabinet bodies, circuit breaker cabinet and other cabinet body top rear pass through the angle steel and connect to be a whole, the circuit breaker cabinet includes suspended structure's circuit breaker cabinet handcart, female arranging, the components and parts of once still installing of circuit breaker cabinet and other cabinets are internal, female row runs through each cabinet body, has solved the poor problem of many cabinet body range structure anti-seismic performance, has reached and has improved product quality, has improved the whole shock resistance of cubical switchboard, has satisfied the operation demand of the many equipment cabinets body under the on-the-spot earthquake environment, has increased market competition's beneficial effect.

Description

Shock-resistant rail transit direct current switch cabinet arrangement

Technical Field

The utility model relates to a distribution device specifically is an antidetonation type track traffic direct current cubical switchboard is arranged.

Background

Nowadays, earthquakes occur frequently around the world, and the damage energy of the earthquakes is huge, so that destructive damage can be brought to ground buildings, power equipment, communication equipment and the like in serious cases. The direct current switch cabinet is one of the most critical devices in a rail transit traction power supply system, and whether the functional integrity of the direct current switch cabinet can be ensured under the specified seismic intensity is very important for the safe and reliable operation of a power system. The existing direct current switch cabinet is not reasonable enough in design for resisting earthquake in an earthquake environment, and is poor in practicability.

The patent with the publication number of CN 21165656583U discloses an anti-seismic cabinet, which adopts an integrated welding framework cabinet body, wherein a top cover and a base adopt a combined welding structure of a bent metal plate, a reinforcing rib and a metal plate covering part; the stand column is formed by welding a stand column main body and stand column reinforcing ribs, the stand column main body is designed into a bidirectional multi-bending sheet metal part, namely bidirectional multi-bending is carried out along the normal direction of a front door and a back door and the normal direction of a side door, so that the bidirectional rigidity of the stand column main body is ensured, and the stand column reinforcing ribs are welded at the bidirectional bending corners of the stand column main body, so that the shock resistance of the cabinet is improved; a plurality of U-shaped stiffening beams are arranged on two sides of the cabinet; the angle gauge for mounting 19-inch equipment is fixedly mounted on the cabinet framework by adopting multiple parts of the bottom, the top and the side surface, and the angle gauge also plays a role in reinforcing the cabinet framework while supporting the equipment; the cabinet door sets up many places horizontal and fore-and-aft strengthening rib to improve the structural strength of cabinet door. The purposes of compactness of a bearing structure and maximization of the internal space can be realized while the strength is ensured.

At present, in the actual operation process, the prior art and the patents have some defects: the problem of single cabinet body antidetonation has only been solved, can not solve the not enough problem of whole anti-seismic performance under the condition that parallels of many cabinets, can not satisfy the operation demand of the many cabinets of many equipment under the on-the-spot earthquake environment.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides an antidetonation type track traffic direct current cubical switchboard is arranged to solve above-mentioned problem.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

the utility model provides an antidetonation type track traffic direct current switch cabinet is arranged, comprises circuit breaker cabinet and other cabinet bodies, and each cabinet body includes cabinet body shell, cabinet body frame, door plant, cabinet body shell includes side seal board, back shrouding, roof, bottom plate, its characterized in that: the cabinet body frame includes stand, a supporting beam, crossbeam, be arranged mutually perpendicular's multiunit crossbeam and a supporting beam between the stand, a supporting beam, crossbeam are all welded into a whole with the electric solder joint, side seal board, back shrouding, roof all adopt totally closed fixed mode, fasten on cabinet body stand through a plurality of mounting holes, and sealing strip is all pasted at the position with stand, a supporting beam or crossbeam contact to all door plants, side seal board, back shrouding, roof, circuit breaker cabinet and other cabinet body top rear are connected as a whole through the angle steel, circuit breaker cabinet includes suspended structure's circuit breaker cabinet handcart, female arranging, the primary components and parts of still installing of circuit breaker cabinet and other cabinets, female row runs through each cabinet body.

Preferably, the stand is the C section bar, adopts 2.5mm continuous hot dip aluminum zinc alloy cladding material cold-rolled steel sheet bending forming, side seal board, back shrouding, roof, bottom plate all adopt the steel sheet that is not less than 2mm thick.

Preferably, the back of the door plate is transversely welded with reinforcing ribs, the door plate is provided with mounting holes from top to bottom on one side of the door lock, reinforcing support pieces are arranged at corresponding positions of the cabinet body frame, and the door plate penetrates through the mounting holes in the door plate through bolts and is fixed on the cabinet body frame.

Preferably, the beam of the cabinet bottom is provided with fixing holes, and the beam of the cabinet bottom is arranged on the foundation through a plurality of fixing holes by bolts with the specification of M12 and the strength grade of 8.8.

Preferably, the cam bearing follower is installed to circuit breaker cabinet handcart both sides, and the truckle is installed to the bottom, the position that corresponds circuit breaker cabinet handcart truckle on the bottom plate of circuit breaker cabinet is provided with the bottom plate slope, the guide rail is installed to the cabinet body frame both sides of circuit breaker cabinet correspond the position of circuit breaker cabinet handcart cam bearing follower, quiet support is still installed to the circuit breaker cabinet handcart towards operator's direction, quiet support both sides internally mounted has the lockplate, be fixed with the knob on the lockplate, the knob groove has still been opened to quiet support both sides, the knob stretches out quiet support and can be at knob inslot side-to-side motion through the knob groove, quiet support is in the C section bar opening of stand through the card at both sides, circuit breaker cabinet handcart upper portion and front portion still install upper portion fixed piece and anterior fixed piece respectively, the circuit breaker cabinet handcart is fixed on a supporting beam and stand through upper portion fixed piece and anterior fixed piece respectively.

Preferably, the upper fixing support is a rectangular flat plate, the front fixing support is an L-shaped triangular support, and a slope is arranged at the front part of the guide rail.

Preferably, the angle steel is hot-rolled angle steel with the thickness of 6 mm.

Preferably, the middle of the back of the C-shaped section on the upright post is provided with a cabinet splicing hole, and adjacent cabinet bodies are fixedly locked through the cabinet splicing hole by using bolts.

Preferably, the cabinet splicing holes are hexagonal holes and are used for pulling and riveting nuts on the inner sides of the upright posts.

Preferably, a plurality of double-hole fixing points are arranged on the busbar, the primary component and the supporting beam, and the busbar and the primary component and the busbar and the supporting beam are fixedly connected through bolts by using double-hole insulators (25).

Through the scheme, for prior art, the utility model discloses a beneficial effect of device lies in: the cabinet hole connection and the busbar penetrating design are spliced by using the angle steel and the cabinets, so that a plurality of cabinets can effectively form a whole, the problem that the proportion of height to width is reduced after the cabinets are connected into a whole due to high gravity center vibration frequency of the cabinets alone is avoided, the gravity center is reduced, the vibration frequency is reduced, and the shock resistance is improved. Through increasing direct current cubical switchboard frame intensity on the whole, optimize cabinet body bearing structure, optimize and piece together the cabinet scheme, optimize the design of inside components and parts scheme of arranging, the problem that many cabinets body range structure anti-seismic performance is poor has effectively been solved, product quality is improved, the holistic shock resistance of cubical switchboard has been improved, the operation demand of the many cabinets body of multi-device under the on-the-spot earthquake environment has been satisfied, market competitiveness has been increased, equipment life has been increased, equipment and personnel safety have been guaranteed, a large amount of maintenance cost and time have been practiced thrift, the driving accident because equipment paralysis leads to has also been avoided.

Drawings

FIG. 1 is a schematic diagram of an arrangement structure of a DC switchgear;

FIG. 2 is a schematic view of the interior of the frame and the housing;

FIG. 3 is a schematic view of a door panel connection;

fig. 4 is a schematic structural diagram of the pulled-out suspended handcart;

fig. 5 is a schematic diagram of a suspended handcart propulsion structure;

FIG. 6 is a schematic diagram of a DC switchgear cabinet in a side view perspective assembly hole position;

FIG. 7 is an enlarged schematic view of a cabinet splicing hole of the DC switch cabinet;

FIG. 8 is a schematic diagram of the arrangement of components;

the circuit breaker cabinet comprises a circuit breaker cabinet 1, a negative electrode cabinet 2, a terminal cabinet 3, a side sealing plate 4, a rear sealing plate 5, a top plate 6, a vertical column 7, a supporting beam 8, a cross beam 9, a reinforcing rib 10, a reinforcing support 11, a bolt 12, a circuit breaker cabinet handcart 13, a bottom plate 14, a guide rail 15, a cam bearing follower 16, a static support 17, an upper fixing support 18, a front fixing support 19, an angle steel 20, a bottom plate slope 21, a cabinet splicing hole 22, a primary component 23, a busbar 24, a double-hole insulator 25, a door plate 26, a knob 27 and a locking plate 28.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

The embodiment provides a technical scheme that: the utility model provides an antidetonation type track traffic direct current switch cabinet arranges, mainly by 2 500x1500x2200 circuit breaker cabinet 1, 1 1200x1500x2200 negative pole cabinet, 1 400x1500x2200 terminal cabinet place side by side and constitute, the cabinet body frame is assembled by the C type stand 7 in modulization hole, C type stand 7 adopts 2.5mm to cover the shaping of bending of aluminium zinc board. After the cabinet frame is assembled by using the three-dimensional connecting piece, the cabinet frame is welded into a whole by using electric welding spots. The side sealing plates 4, the rear sealing plate 5 and the top plate 6 are made of steel plates with the thickness of 2mm, are fixed in a totally-closed mode and are fastened on the upright posts 7 of the cabinet body through a plurality of mounting holes, and the structure is firmer; meanwhile, all the door plates 26, the side sealing plates 4, the rear sealing plate 5 and the top plate 6 are pasted with sealing strips, and certain toughness can be guaranteed.

Two strengthening ribs 10 of door plant 26 back horizontal welding increase hinge quantity, and the lock adopts explosion-proof lock, evenly trompil about door lock one side of door plant 26, and cabinet body frame corresponds the position installation and strengthens a 11, passes the mounting hole that door plant 26 opened in advance through bolt 12, fixes door plant 26 on cabinet body frame, prevents that door plant 26 from being opened because of vibrations.

The circuit breaker cabinet handcart 13 adopts a suspension type design, after the circuit breaker cabinet handcart 13 enters the cabinet body, through the slope 21 of the bottom plate on the bottom plate 14 and the slope of the front part of the guide rail 15 on the two sides of the cabinet body frame, the cam bearing followers 16 on the two sides of the circuit breaker cabinet handcart 13 lift the circuit breaker cabinet handcart 13 along the guide rail 15 away from the ground, the circuit breaker cabinet handcart 13 is driven to continuously move to a working position, the weight is completely borne on the cabinet body frame, the bottom plate 14 is not stressed, after the working position is reached, the circuit breaker cabinet handcart 13 is fixed on the cabinet body frame through a C-shaped material opening which pushes the locking plate 28 connected with the knob 27 on the static support 17 outwards to the upright post 7, and the upper fixing support piece 18 and the front fixing support piece 19 are respectively connected with the supporting beam and the upright post for reinforcement, so that the circuit breaker cabinet handcart 13 and the frame form a whole body, and the circuit breaker cabinet handcart 13 is prevented from shaking.

The top plate 6 is a large square hole top, so that the weight is light, and the ventilation and pressure relief capacity is strong. Side seal board 4 and back shrouding 5 all adopt 2mm thick steel plate, increase the bulk strength through increasing fixed point and fixed branch piece. The bottom plate 14 adopts 3mm cold-rolled steel sheet welding to form, and bottom plate 14 increases fixed orifices quantity, and fixing bolt 12 is upgraded to M12 by M8. All fastener screws are appropriately reinforced with 8.8 grades, which are easily loosened or removed.

The C-shaped upright posts 7 are fixed and locked by M8 bolts 12 on the front and rear frames between the cabinet and the cabinet, 11 fixed points are arranged from top to bottom, cabinet holes 22 are formed in the fixed points, and the two breaker cabinets 1, the negative pole cabinet and the terminal cabinet are connected by angle steel 20 at the top of the direct current switch cabinet to form a whole. The busbar 24 comprises a main busbar, a grounding bar and a small negative busbar, and the whole equipment is penetrated through a row penetrating hole in the side seal plate 4.

The primary component 23 is fixedly supported, the fixed point of the connected busbar 24 is increased, the high-strength double-hole insulator 25 is used and is fixedly connected through the 8.8-level M12 bolt 12, the stability of the primary component 23 and the busbar 24 is enhanced, the connection reliability is guaranteed, and the anti-seismic requirement is met.

In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (10)

1. The utility model provides an antidetonation type track traffic direct current switch cabinet arranges, comprises circuit breaker cabinet (1) and other cabinet bodies, and each cabinet body includes cabinet body shell, cabinet body frame, door plant (26), cabinet body shell includes side seal board (4), back shrouding (5), roof (6), bottom plate (14), its characterized in that: the cabinet body frame comprises columns (7), a supporting beam (8) and beams (9), mutually perpendicular groups of beams (9) and the supporting beam (8) are arranged between the columns (7), the supporting beam (8) and the beams (9) are welded into a whole by electric welding points, the side sealing plates (4), the rear sealing plates (5) and the top plate (6) adopt a fully-closed fixing mode, are fastened on the cabinet body columns (7) through a plurality of mounting holes, and all door plates (26), the side sealing plates (4), the rear sealing plates (5) and the top plate (6) are connected into a whole by angle steel (20) at the rear part of the top of the circuit breaker cabinet (1) and other cabinet bodies, and are internally provided with busbar (24) and primary components (23), and the busbar (24) run through each cabinet body.

2. An earthquake-resistant rail transit direct current switch cabinet arrangement according to claim 1, characterized in that: stand (7) are the C section bar, adopt the shaping of bending of 2.5mm continuous hot dipping aluminium zinc alloy cladding material cold-rolled steel sheet, side seal board (4), back shrouding (5), roof (6), bottom plate (14) all adopt the steel sheet that is not less than 2mm thick.

3. An earthquake-resistant rail transit direct current switch cabinet arrangement according to claim 1, characterized in that: the back of the door plate (26) is transversely welded with reinforcing ribs (10), the door plate (26) is provided with mounting holes from top to bottom on one side of the door lock, reinforcing support pieces (11) are mounted at corresponding positions of the cabinet body frame, and the door plate (26) penetrates through the mounting holes in the door plate (26) through bolts (12) and is fixed on the cabinet body frame.

4. An earthquake-resistant rail transit direct current switch cabinet arrangement according to claim 1, characterized in that: the beam (9) of the cabinet bottom is provided with fixing holes, and the beam (9) of the cabinet bottom is arranged on the foundation through bolts (12) with the specification of M12 and the strength grade of 8.8.

5. An earthquake-resistant rail transit direct current switch cabinet arrangement according to claim 2, characterized in that: cam bearing follower (16) are installed to circuit breaker cabinet handcart (13) both sides, and the truckle is installed to the bottom, the position that corresponds circuit breaker cabinet handcart (13) truckle on bottom plate (14) of circuit breaker cabinet (1) is provided with bottom plate slope (21), guide rail (15) are installed to the position that corresponds circuit breaker cabinet handcart (13) cam bearing follower (16) in cabinet frame both sides of circuit breaker cabinet (1), quiet support (17) are still installed towards the operator direction in circuit breaker cabinet handcart (13), quiet support (17) both sides internally mounted has lockplate (28), be fixed with knob (27) on lockplate (28), quiet support (17) both sides have still opened the knob groove, knob (27) stretch out quiet support (17) and can be at knob inslot side-to-side movement through the knob groove, quiet support (17) block in the C section bar opening of stand (7) through lockplate (28) of both sides, circuit breaker cabinet handcart (13) upper portion and front portion still install fixed piece (18) and anterior fixed piece (19) respectively, fixed circuit breaker handcart (13) are fixed on the supporting beam (7) and the stand (8) respectively through fixed piece (18).

6. An earthquake-resistant rail transit direct current switch cabinet arrangement according to claim 5, characterized in that: the upper fixing support piece (18) is a rectangular flat plate, the front fixing support piece (19) is an L-shaped triangular support, and a slope is arranged in front of the guide rail (15).

7. The earthquake-resistant rail transit direct current switch cabinet arrangement according to claim 1, wherein: the angle steel (20) is hot-rolled angle steel with the thickness of 6 mm.

8. The earthquake-resistant rail transit direct current switch cabinet arrangement according to claim 2, wherein: the middle of the back of the C-shaped section on the upright post (7) is provided with a cabinet splicing hole (22), and adjacent cabinet bodies are fixedly locked by bolts (12) through the cabinet splicing hole (22).

9. An earthquake-resistant rail transit direct current switch cabinet arrangement according to claim 8, characterized in that: the cabinet splicing holes (22) adopt hexagonal holes and are used for pulling and riveting nuts on the inner sides of the upright posts (7).

10. An earthquake-resistant rail transit direct current switch cabinet arrangement according to claim 1, characterized in that: female arranging (24), primary components (23) and supporting beam (8) go up to open and to have a plurality of diplopore fixed points, it uses diplopore insulator (25) to connect fixedly between female arranging (24) and primary components (23) and between female arranging (24) and supporting beam (8) through bolt (12).

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