CN210403417U

CN210403417U - Special three-phase incoming line reactor of track traffic

Info

Publication number: CN210403417U
Application number: CN201921807150.8U
Authority: CN
Inventors: 张春玲
Original assignee: Chuzhou Bogwell Electric Co Ltd
Current assignee: Anhui bogwell Electric Co.,Ltd.
Priority date: 2019-10-25
Filing date: 2019-10-25
Publication date: 2020-04-24
Anticipated expiration: 2029-10-25

Abstract

The utility model discloses a special three-phase inlet wire reactor for rail transit, which comprises a reactor body, wherein an upper shell and a lower shell are sleeved on the upper side and the lower side of the reactor body, a containing tank is arranged on the lower surface of a top plate of the upper shell, a fire extinguishing agent is loaded in the containing tank, an upper cover of the containing tank is provided with a cover plate, and the cover plate is fixedly connected on the top plate of the upper shell; the upper surface of the bottom plate and the inner side wall of the lower shell are fixedly connected with shockproof columns at equal intervals, the upper end surfaces of the shockproof columns are contacted with the lower surface of the reactor body, and the two outer side walls of the lower shell are fixedly connected with mounting plates; the utility model discloses not only can effectually prevent that the reactor from receiving external force to strike and damaging, reduced the vibrations that the reactor produced because of external impact force, can in time put out fire-retardant to the produced flame of reactor moreover, it is convenient to have brought for the user.

Description

Special three-phase incoming line reactor of track traffic

Technical Field

The utility model relates to a reactor specifically is a special three-phase inlet wire reactor of track traffic.

Background

With the continuous and vigorous development of the domestic rail transit industry, various devices and technologies are continuously updated, the rail transit vehicle-mounted variable frequency air conditioner is gradually replacing the original rail transit vehicle-mounted fixed frequency air conditioner, a series of problems are also reflected along with the use of the rail transit vehicle-mounted variable frequency air conditioner, a three-phase wire-incoming reactor is required to be installed at the front section of a frequency converter inside the vehicle-mounted variable frequency air conditioner for restraining surge voltage and surge current, protecting the frequency converter, prolonging the service life of the frequency converter and preventing harmonic interference, but a common industrial harmonic filter is difficult to meet the high standard requirement of rail transit, because the common industrial three-phase wire-incoming reactor has low protection level, no shock resistance, no flame retardance and low impact resistance.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a special three-phase inlet wire reactor of track traffic to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a three-phase incoming line reactor special for rail transit comprises a reactor body, wherein an upper shell and a lower shell are sleeved on the upper side and the lower side of the reactor body, a containing groove is formed in the lower surface of a top plate of the upper shell, a fire extinguishing agent is filled in the containing groove, an upper cover and a cover plate are arranged on the containing groove, and the cover plate is fixedly connected to the top plate of the upper shell;

the reactor comprises a reactor body, wherein the reactor body is provided with a bottom plate, the bottom plate is provided with a bottom plate upper surface, the bottom plate upper surface is provided with a bottom plate upper end, the bottom plate upper surface is provided with a bottom plate lower end, the bottom plate upper end is provided with a bottom plate upper end, the bottom plate upper end is provided with a bottom plate bottom wall, the bottom plate inner side wall is.

Preferably, the top of holding tank is provided with the scraping wings, the scraping wings is located the upside of fire extinguishing agent, and the upper surface equidistance fixedly connected with spring of scraping wings, the upper end fixed connection of spring is at the top of holding tank.

Preferably, limiting plates are arranged on two sides of the material pushing plate, the limiting plates are elastically connected to the side walls of the accommodating groove, and trapezoidal blocks are arranged on the limiting plates.

Preferably, the lateral wall of the accommodating groove is provided with symmetrically-arranged grooves, the lateral wall of each groove is fixedly connected with a return spring, one end of each return spring is fixedly connected to the lateral wall, away from the material pushing plate, of the limiting plate, a rectangular through hole is formed in the limiting plate, and the small end of each trapezoidal block is located in the rectangular through hole.

Preferably, the cover plate is provided with a fixing bolt, the upper end of the fixing bolt is in threaded connection with the top plate of the upper shell, and the upper end of the fixing bolt extends into the groove and is in contact with the lower surface of the trapezoidal block.

Preferably, the lower end face of the trapezoidal block is fixedly connected with a gasket, and the lower surface of the gasket is in contact with the upper end face of the bolt.

Preferably, a plurality of discharge holes are formed in the cover plate, a diaphragm is arranged on the upper surface of the cover plate, and the diaphragm covers the discharge holes.

Preferably, the longitudinal section of the mounting plate is L-shaped, the mounting plate is respectively positioned at four corners of the lower shell, a plurality of air holes are formed in the bottom plate of the lower shell, and the air holes and the shockproof columns are arranged in a staggered mode.

Compared with the prior art, the beneficial effects of the utility model are that: the upper shell and the lower shell are respectively sleeved on the upper side and the lower side of the reactor body, so that the reactor body can be prevented from being impacted by external force, the use of the reactor body on the top is guaranteed, the fire extinguishing agent is arranged in the upper shell, the combustion of the reactor body can be prevented in time, the cover plate is arranged on the lower side of the fire extinguishing agent, the fire extinguishing agent is convenient to load, and the fire extinguishing agent is convenient to slide down by arranging the discharge hole on the cover plate; the lower shell is internally provided with the shockproof column, so that the vibration of the reactor body is reduced conveniently, the bottom of the lower shell is provided with the air holes, so that the air permeability inside the lower shell is increased conveniently, the heat dissipation of the reactor body is facilitated, and the lower shell is convenient to mount and fix by arranging the mounting plate outside the lower shell; the three-phase incoming line reactor special for rail transit not only can effectively prevent the reactor from being damaged by external force impact, reduces the vibration of the reactor caused by external impact force, but also can timely extinguish flame generated by the reactor, and brings convenience to a user.

Drawings

Figure 1 is a perspective view of the present invention

FIG. 2 is a schematic view of the front internal structure of the present invention;

FIG. 3 is a schematic view of a portion of the enlarged structure at A in FIG. 2;

fig. 4 is a perspective view of the reactor body of the present invention;

fig. 5 is a perspective view of the trapezoidal block of the present invention.

In the figure: 1 reactor body, 2 upper casings, 3 lower casings, 4 accommodating tanks, 5 fire extinguishing agents, 6 cover plates, 7 shockproof columns, 8 mounting plates, 9 material pushing plates, 10 springs, 11 limiting plates, 12 trapezoidal blocks, 13 grooves, 14 return springs, 15 rectangular through holes, 16 fixing bolts, 17 gaskets, 18 discharge holes, 19 diaphragms and 20 air holes.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a three-phase wire inlet electric reactor special for rail transit comprises an electric reactor body 1, wherein an upper shell 2 and a lower shell 3 are sleeved on the upper side and the lower side of the electric reactor body 1, a containing groove 4 is formed in the lower surface of a top plate of the upper shell 2, a fire extinguishing agent 5 is loaded in the containing groove 4, an upper cover and a cover plate 6 are arranged on the containing groove 4, and the cover plate 6 is fixedly connected to the top plate of the upper shell 2;

equidistant fixedly connected with shockproof post 7 on bottom plate upper surface and the inside wall of casing 3 down, the up end of shockproof post 7 contacts with the lower surface of reactor body 1, and equal fixedly connected with mounting panel 8 on two lateral walls of casing 3 down, goes up casing 2 and casing 3 down and passes through bolt fixed connection, is convenient for go up casing 2, casing 3's dismantlement and installation down, and the material of shockproof post 7 is the rubber material, reduces the vibrations of reactor body 1.

Holding tank 4's top is provided with scraping wings 9, and scraping wings 9 is located the upside of fire extinguishing agent 5, and the upper surface equidistance fixedly connected with spring 10 of scraping wings 9, and the upper end fixed connection of spring 10 is convenient for pass through spring 10's tension at holding tank 4's top for scraping wings 9 is with the 5 propelling movement downwards of fire extinguishing agent in holding tank 4.

Limiting plates 11 are arranged on two sides of the material pushing plate 9, the limiting plates 11 are elastically connected to the side walls of the accommodating groove 4, trapezoidal blocks 12 are arranged on the limiting plates 11, the limiting plates 11 can limit movement of the material pushing plate 9, and the trapezoidal blocks 12 can limit movement of the limiting plates 11.

Offer the recess 13 that the symmetry set up on holding tank 4's the lateral wall, fixedly connected with reset spring 14 on recess 13's the lateral wall, reset spring 14's one end fixed connection is on limiting plate 11 keeps away from the lateral wall of scraping wings 9, and has seted up rectangle through-hole 15 on the limiting plate 11, and trapezoidal piece 12's tip is located rectangle through-hole 15, the shifting up of trapezoidal piece 12 of being convenient for.

Be provided with fixing bolt 16 on apron 6, fixing bolt 16's upper end threaded connection is on the roof of last casing 2, and fixing bolt 16's upper end extends to in recess 13 and contacts with the lower surface of trapezoidal piece 12, through the connection at fixing bolt 16 and last casing 2 top to upwards promote trapezoidal piece 12, thereby make the upper end of trapezoidal piece 12 insert and establish in rectangle through-hole 15.

The lower terminal surface fixedly connected with gasket 17 of trapezoidal piece 12, the lower surface of gasket 17 contacts with the up end of bolt 16, can avoid fixing bolt 16 when rotating, to the wearing and tearing of trapezoidal piece 12 bottom.

A plurality of discharge openings 18 are formed in the cover plate 6, a diaphragm 19 is arranged on the upper surface of the cover plate 6, the diaphragm 19 covers the discharge openings 18, the fire extinguishing agent 5 in the containing tank 4 can conveniently slide out through the discharge openings 18, and the diaphragm 19 is a plastic film.

The longitudinal section of mounting panel 8 is the L font, and mounting panel 8 is located the four corners department of casing 3 down respectively, and has seted up a plurality of bleeder vents 20 on casing 3's the bottom plate down, and bleeder vent 20 sets up with shockproof post 7 is crisscross, can reduce the vibration range of reactor body 1 to avoid the damage of reactor body 1.

The working principle is as follows: when the reactor body 1 needs to be installed and fixed in the using process of the utility model, the lower shell 2 can be installed at a required position through the installation plate 8 by means of the prior art such as screws; when a fire occurs due to short circuit and the like, the membrane 19 on the cover plate 6 is burnt by the fire, so that the fire extinguishing agent 5 conveniently slides down through the discharge hole 18 on the cover plate 6, and the push plate 9 moves downwards through the tension of the spring 10, so that the fire extinguishing agent 5 is pushed downwards, and the fire extinguishing agent 5 conveniently extinguishes the fire on the reactor body 1; when the fire extinguishing agent 5 needs to be reloaded, the fixing bolt 16 is rotated and taken down, the opening of the upper shell 2 is placed upwards, the trapezoidal block 12 is pushed to one side of the limiting plate 11 by means of tools such as a screw and the fixing bolt 16, the limiting plate 11 is positioned in the groove 13, the push plate 9 is pushed to one side of the spring 10, the screw or the fixing bolt 16 which is in contact with the trapezoidal block 12 is loosened, the limiting plate 11 extends to one side of the push plate 9 through the tension of the reset spring 14, the movement of the position of the push plate 9 is limited, and then the fire extinguishing agent is loaded into the containing groove 4; fixedly connecting the cover plate 6 to the upper shell 2 through the fixing bolt 16, and simultaneously pushing the trapezoidal blocks 12 to one side of the limiting plate 11 through the fixing bolt 16, so that the limiting plate 11 is moved away from the material pushing plate 9, thereby facilitating the movement of the material pushing plate 9; bringing convenience to users.

"fixedly connected" as described in the present invention means that two parts connected to each other are fixed together, typically by welding, screwing or gluing; "rotationally coupled" means that two components are coupled together and capable of relative motion.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a special three-phase inlet wire reactor of track traffic, includes reactor body (1), its characterized in that: the upper side and the lower side of the reactor body (1) are both sleeved with an upper shell (2) and a lower shell (3), the lower surface of a top plate of the upper shell (2) is provided with an accommodating groove (4), a fire extinguishing agent (5) is loaded in the accommodating groove (4), an upper cover and a cover plate (6) are arranged on the accommodating groove (4), and the cover plate (6) is fixedly connected to the top plate of the upper shell (2);

the reactor is characterized in that the upper surface of the bottom plate of the lower shell (3) and the inner side wall are fixedly connected with shockproof columns (7) at equal distances, the upper end surfaces of the shockproof columns (7) are in contact with the lower surface of the reactor body (1), and the two outer side walls of the lower shell (3) are fixedly connected with mounting plates (8).

2. The special three-phase incoming line reactor of claim 1, characterized in that: the top of holding tank (4) is provided with scraping wings (9), scraping wings (9) are located the upside of fire extinguishing agent (5), and the upper surface equidistance fixedly connected with spring (10) of scraping wings (9), the upper end fixed connection of spring (10) is at the top of holding tank (4).

3. The special three-phase incoming line reactor of claim 2, characterized in that: limiting plates (11) are arranged on two sides of the material pushing plate (9), the limiting plates (11) are elastically connected to the side walls of the accommodating grooves (4), and trapezoidal blocks (12) are arranged on the limiting plates (11).

4. The special three-phase incoming line reactor of claim 3, characterized in that: offer recess (13) that the symmetry set up on the lateral wall of holding tank (4), fixedly connected with reset spring (14) on the lateral wall of recess (13), the one end fixed connection of reset spring (14) is on limiting plate (11) keep away from the lateral wall of scraping wings (9), and has seted up rectangle through-hole (15) on limiting plate (11), the tip of trapezoidal piece (12) is located rectangle through-hole (15).

5. The special three-phase incoming line reactor of claim 4, characterized in that: the cover plate (6) is provided with a fixing bolt (16), the upper end of the fixing bolt (16) is in threaded connection with the top plate of the upper shell (2), and the upper end of the fixing bolt (16) extends into the groove (13) and is in contact with the lower surface of the trapezoidal block (12).

6. The special three-phase incoming line reactor of claim 5, characterized in that: the lower end face of the trapezoidal block (12) is fixedly connected with a gasket (17), and the lower surface of the gasket (17) is in contact with the upper end face of the bolt (16).

7. The special three-phase incoming line reactor of claim 1, characterized in that: a plurality of discharge holes (18) are formed in the cover plate (6), a diaphragm (19) is arranged on the upper surface of the cover plate (6), and the diaphragm (19) covers the discharge holes (18).

8. The special three-phase incoming line reactor of claim 1, characterized in that: the longitudinal section of mounting panel (8) is the L font, mounting panel (8) are located the four corners department of casing (3) down respectively, and have seted up a plurality of bleeder vents (20) on the bottom plate of casing (3) down, bleeder vent (20) and shockproof post (7) crisscross setting.