CN215222011U

CN215222011U - Multifunctional explosion-proof shell for high-voltage frequency converter

Info

Publication number: CN215222011U
Application number: CN202121617400.9U
Authority: CN
Inventors: 王瑞华
Original assignee: Qingdao Terjia Electric Co ltd
Current assignee: Qingdao Terjia Electric Co ltd
Priority date: 2021-07-16
Filing date: 2021-07-16
Publication date: 2021-12-17
Anticipated expiration: 2031-07-16

Abstract

The utility model discloses a multi-functional flame proof casing for high-voltage inverter, the outer wall of shell is provided with the mount, the inner room has been seted up to the inside of shell, the upper and lower both sides inner wall of inner room all is provided with a plurality of inner tower, the rear side outer wall of shell is provided with the function case, the mounting groove has been seted up to inside one side of function case, the inside of mounting groove is provided with dry powder jar, the top of dry powder jar is provided with the solenoid valve, and the top of mounting groove is run through and is provided with the pipe, and the one end and the solenoid valve fixed connection of pipe, the inside of function case just is located the opposite side bottom and has seted up the standing groove, the inside of standing groove is provided with control chip, one side of shell is provided with two opening and shutting doors. The utility model discloses, set up the dry powder jar, after the naked light appears in the shell inside, control chip control solenoid valve is opened to the naked light of blowout dry powder in to the shell is put out, avoids the phenomenon that the explosion takes place from the source in order to realize.

Description

Multifunctional explosion-proof shell for high-voltage frequency converter

Technical Field

The utility model relates to a flame proof casing is used and technical field, especially relates to a multi-functional flame proof casing for high-voltage inverter.

Background

The frequency converter is an electric energy control device which converts a power frequency power supply into another frequency by utilizing the on-off action of a power semiconductor device. With the rapid development of modern power electronic technology and microelectronic technology, high-voltage high-power variable-frequency speed regulation devices are continuously mature, and the high-voltage problem which is difficult to solve originally is solved well in recent years by device series connection or unit series connection. The high-voltage high-power variable-frequency speed regulation device is widely applied to various fans, water pumps, compressors, rolling mills and the like in industries such as large-scale mining production plants, petrochemical industry, municipal water supply, metallurgical steel, electric power energy and the like. Along with the development and automation of market economy and the improvement of intelligent degree, the speed control is carried out on the pump load by adopting the high-voltage frequency converter, so that the method is beneficial to improving the process and the product quality, is the requirement of energy conservation and economic operation of equipment, and is a necessary trend of sustainable development.

The prior patent (publication number is CN206060510U) discloses a mining flame-proof and intrinsically safe high-voltage alternating-current frequency converter combined shell, which comprises a sub-shell A, a sub-shell B and a sub-shell C, wherein the sub-shell A is used for cable introduction and installation of a rectification part, the sub-shell B is used for installation of a frequency converter inversion part, the sub-shell C is used for cable introduction and installation of the inversion part, the sub-shell A, the sub-shell B and the sub-shell C can be matched and combined for connection, the sub-shell A and the sub-shell C are combined to form a loop frequency converter shell, the sub-shell A, the sub-shell B and the sub-shell C are combined to form a loop frequency converter shell, and the sub-shell A, the two sets of the sub-shell B and the sub-shell C are combined to form the loop frequency converter shell. This patent passes through the shell and installs with inside transformer cooperation, realizes certain explosion-proof compressive capacity. Once an accident occurs, the accident cannot be known for the first time, and a larger secondary hazard is easily caused in a remote place of personnel.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the multi-functional flame proof casing that is used for high-voltage inverter who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a multi-functional flame proof casing for high-voltage inverter, which comprises an outer shell, the outer wall of shell is provided with the mount, the inner room has been seted up to the inside of shell, the upper and lower both sides inner wall in inner room all is provided with a plurality of inner tower, the rear side outer wall of shell is provided with the function box, the mounting groove has been seted up to inside one side of function box, the inside of mounting groove is provided with dry powder jar, the top of dry powder jar is provided with the solenoid valve, and the top of mounting groove is run through and is provided with the pipe, and the one end and the solenoid valve fixed connection of pipe, the inside of function box just is located the opposite side bottom and has seted up the standing groove, the inside of standing groove is provided with control chip.

As a further description of the above technical solution:

and two opening and closing doors are arranged on one side of the shell.

As a further description of the above technical solution:

and a sensor is arranged at the top end of the inner chamber and positioned on the inner wall of the rear side.

As a further description of the above technical solution:

the other end of the guide pipe penetrates into the inner chamber and is sleeved with a nozzle.

As a further description of the above technical solution:

and a communication chip is arranged inside the placing groove and at the top end of the control chip.

As a further description of the above technical solution:

the inside of function case just is located the top of standing groove and is provided with the battery.

As a further description of the above technical solution:

and an opening and closing cover is arranged on the outer wall of one side of the function box.

As a further description of the above technical solution:

and a wire is arranged at the bottom end of the function box.

The utility model discloses following beneficial effect has:

1. the utility model discloses, set up the mount, through the effect of mount to play protective housing's purpose, directly fried flying of shell after preventing its inside explosion, cause secondary personnel loss of property.

2. The utility model discloses, set up the dry powder jar, after the naked light appears in the shell inside, control chip control solenoid valve is opened to the naked light of blowout dry powder in to the shell is put out, avoids the phenomenon that the explosion takes place from the source in order to realize.

3. The utility model discloses, set up communication chip, appear open fire back in the shell, control chip can control communication chip very first time and send corresponding police dispatch newspaper to local power supply office to this will harm the control in the small scale.

4. The utility model discloses, set up the inner tower, after its inside explosion that takes place, effect through the inner tower can play the effect of preliminary buffering, reduces the power of explosion.

Drawings

FIG. 1 is a perspective view of a multifunctional flameproof housing for a high voltage inverter according to the present invention;

FIG. 2 is a side sectional view of the functional box structure of the multifunctional flameproof housing for a high-voltage inverter according to the present invention;

FIG. 3 is a partial cross-sectional view of the multifunctional flameproof housing for a high voltage inverter of the present invention;

fig. 4 is the utility model provides a stereogram that is used for multi-functional flame proof casing's of high-voltage inverter functional box structure.

Illustration of the drawings:

1. a housing; 2. a fixed mount; 3. opening and closing the door; 4. a function box; 5. a conduit; 6. a wire; 7. a dry powder tank; 8. mounting grooves; 9. an electromagnetic valve; 10. a battery; 11. a placement groove; 12. a control chip; 13. a communication chip; 14. an inner chamber; 15. an inner frame; 16. a sensor; 17. a nozzle; 18. the cover is opened and closed.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of 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; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides an embodiment: a multi-functional flame proof casing for high-voltage inverter, including shell 1, the outer wall of shell 1 is provided with mount 2, and inner chamber 14 has been seted up to the inside of shell 1, and the upper and lower both sides inner wall of inner chamber 14 all is provided with a plurality of inner tower 15, through the effect of mount 2 to play the purpose of protecting sheathing 1, in order to prevent that its inside explosion back shell 1 directly explodes and flies, cause secondary personnel loss of property.

The rear side outer wall of shell 1 is provided with function box 4, mounting groove 8 has been seted up to inside one side of function box 4, the inside of mounting groove 8 is provided with dry powder jar 7, the top of dry powder jar 7 is provided with solenoid valve 9, the top of mounting groove 8 is run through and is provided with pipe 5, and the one end and the 9 fixed connection of solenoid valve of pipe 5, standing groove 11 has been seted up to the inside of function box 4 and be located the opposite side bottom, the inside of standing groove 11 is provided with control chip 12, behind the naked light appears in shell 1 is inside, control chip 12 control solenoid valve 9 is opened, thereby spout the dry powder and put out the naked light in to shell 1, in order to realize avoiding the phenomenon that the explosion takes place from the source.

One side of shell 1 is provided with two opening and closing doors 3, the top of inner room 14 just is located rear side inner wall department and is provided with sensor 16, the other end of pipe 5 runs through to the inside of inner room 14 and the cover is equipped with nozzle 17, the inside of standing groove 11 just is located the top of control chip 12 and is provided with communication chip 13, the inside of function case 4 just is located the top of standing groove 11 and is provided with battery 10, one side outer wall of function case 4 is provided with the lid 18 that opens and shuts, mount 2 and inner tower 15 all adopt carbon steel metal material, the bottom of function case 4 is provided with wire 6, appear after open flame in shell 1, control chip 12 can control communication chip 13 and send corresponding police dispatch very first time to local power supply office, with this to endanger the control in the small scale.

The working principle is as follows: the utility model discloses a behind the naked light appears in the internal plant of shell 1, its inside sensor 16 response and signals to control chip 12, and control chip 12 opens solenoid valve 9, and the dry powder in dry powder jar 7 is through behind solenoid valve 9 and the pipe 5, spout in the follow nozzle 17 to put out its inside naked light, control chip 12 controls communication chip 13 simultaneously and sends out the police dispatch newspaper to local power supply office, with the purpose that realizes the quick outage and overhaul. And an opening and closing cover 18 is provided to facilitate the replacement of the maintenance box of the dry powder tank 7 inside its function box 4.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A multi-functional flame proof casing for high-voltage inverter, including shell (1), its characterized in that: the outer wall of the shell (1) is provided with a fixed frame (2), an inner chamber (14) is formed in the shell (1), and the inner walls of the upper side and the lower side of the inner chamber (14) are provided with a plurality of inner frames (15);

the utility model discloses a medical instrument, including shell (1), the rear side outer wall of shell (1) is provided with function box (4), mounting groove (8) have been seted up to inside one side of function box (4), the inside of mounting groove (8) is provided with dry powder jar (7), the top of dry powder jar (7) is provided with solenoid valve (9), and the top of mounting groove (8) is run through and is provided with pipe (5), and the one end and solenoid valve (9) fixed connection of pipe (5), inside of function box (4) just is located the opposite side bottom and has seted up standing groove (11), the inside of standing groove (11) is provided with control chip (12).

2. The multifunctional flameproof housing for the high-voltage frequency converter according to claim 1, characterized in that: and two opening and closing doors (3) are arranged on one side of the shell (1).

3. The multifunctional flameproof housing for the high-voltage frequency converter according to claim 1, characterized in that: a sensor (16) is arranged at the top end of the inner chamber (14) and positioned at the inner wall of the rear side.

4. The multifunctional flameproof housing for the high-voltage frequency converter according to claim 1, characterized in that: the other end of the guide pipe (5) penetrates into the inner chamber (14) and is sleeved with a nozzle (17).

5. The multifunctional flameproof housing for the high-voltage frequency converter according to claim 1, characterized in that: and a communication chip (13) is arranged in the placing groove (11) and at the top end of the control chip (12).

6. The multifunctional flameproof housing for the high-voltage frequency converter according to claim 1, characterized in that: and a battery (10) is arranged in the functional box (4) and at the top end of the placing groove (11).

7. The multifunctional flameproof housing for the high-voltage frequency converter according to claim 1, characterized in that: an opening and closing cover (18) is arranged on the outer wall of one side of the function box (4).

8. The multifunctional flameproof housing for the high-voltage frequency converter according to claim 1, characterized in that: and a conducting wire (6) is arranged at the bottom end of the functional box (4).