CN212136981U - Capacitor cabinet - Google Patents
Capacitor cabinet Download PDFInfo
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- CN212136981U CN212136981U CN202021272244.2U CN202021272244U CN212136981U CN 212136981 U CN212136981 U CN 212136981U CN 202021272244 U CN202021272244 U CN 202021272244U CN 212136981 U CN212136981 U CN 212136981U
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- fuse
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- mounting bar
- insulating plate
- bar
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Abstract
The utility model provides an electric capacity cabinet, the intelligent cabinet temperature adjusting device comprises a cabinet body, cabinet body left and right sides inner wall down is fixed with first mounting bar from last, second mounting bar and third mounting bar, it installs a plurality of fuses to correspond on the third mounting bar, contactor and condenser, a fuse is connected through a contactor and a condenser electricity, be equipped with the insulation board between first mounting bar and the fuse, the surface and the back of insulation board contact with fuse seat and first mounting bar respectively, be equipped with a plurality of mounting holes on the first mounting bar, the insulation board is through wearing locking screw and mounting hole fixed connection on arranging the fuse in, the upper and lower edge of insulation board is located respectively between the upper and lower edge of first mounting bar and the upper and lower wire locking bolt of fuse. This application can strengthen insulating function, increases the creepage distance between fuse to the first mounting bar, avoids causing alternate ground connection to make the electrified emergence of the cabinet body electrocute and hinder people's accident and with the cabinet body on the installation steel sheet form the ground connection short circuit and arouse the conflagration.
Description
Technical Field
The utility model relates to an electric power system technical field, concretely relates to capacitor box.
Background
The load types in the power system mostly belong to inductive loads, and power electronic equipment is widely used by power utilization enterprises, so that the power factor of a power grid is low. The lower power factor reduces the utilization rate of equipment, increases the power supply investment, damages the voltage quality, reduces the service life of the equipment and greatly increases the line loss. Therefore, the capacitance compensation cabinet is connected into the power system, inductive load can be balanced, power factor is improved, power quality environment is improved, and utilization rate of equipment is improved.
The low-voltage capacitance compensation cabinet is composed of cabinet body, bus bar, fuse, isolating switch fuse group, contactor, lightning arrester, capacitor, reactor, primary and secondary wires, terminal bar, power factor automatic compensation control device and panel instrument. And the inventor of the utility model discovers through research that between the mounting bar of fuse and installation fuse in the current capacitance compensation cabinet, because the binding post of fuse is nearer with the installation distance of mounting bar, binding post oxidation formation of being of a specified duration causes alternate ground connection very easily after opening a way and makes the cabinet body electrified emergence electric shock injury people's accident to form the ground short circuit fault phenomenon with the installation steel sheet on the cabinet body and produce the spark and arouse the conflagration, therefore need solve this problem urgently.
SUMMERY OF THE UTILITY MODEL
Between the mounting bar to fuse in the current capacitance compensation cabinet and installation fuse, because the binding post of fuse is nearer with the installation distance of mounting bar, binding post oxidation formation for a long time causes alternate ground connection very easily after opening a way and makes the cabinet body take place to electrocute wounded's accident to form the technical problem that ground connection short circuit fault phenomenon produced the conflagration and arouse the conflagration with the installation steel sheet on the cabinet body, the utility model provides a novel capacitor box.
In order to solve the technical problem, the utility model discloses a following technical scheme:
a capacitor box comprises a box body, wherein the inner walls of the left side and the right side of the box body are fixedly connected with a first mounting strip, a second mounting strip and a third mounting strip from top to bottom, a plurality of fuses are installed on the first mounting strip, a plurality of contactors are installed on the second mounting strip, a plurality of capacitors are installed on the third mounting strip, one fuse is correspondingly and electrically connected with one capacitor through one contactor, an insulating plate is further arranged between the first mounting strip and the fuse, the surface of the insulating plate is in contact with a fuse holder of the fuse, the back surface of the insulating plate is in contact with the first mounting strip, a plurality of mounting holes are formed in the first mounting strip, the insulating plate is fixedly connected with the mounting holes in the first mounting strip through locking screws penetrating through the fuse, the upper edge of the insulating plate is positioned between the upper edge of the first mounting strip and an upper lead locking bolt of a wiring terminal of the fuse, the lower edge of the insulating plate is located between the lower edge of the first mounting strip and a lower wire locking bolt of a wiring terminal of the fuse.
Compared with the prior art, the utility model provides an electric capacity cabinet, through increasing the insulation board between first mounting bar and fuse, and the upper and lower edge of insulation board is located respectively between the upper and lower edge of first mounting bar and the binding post's of fuse upper and lower wire locking bolt, can strengthen the insulating function between fuse and the first mounting bar from this, increase the creepage distance between fuse to the first mounting bar, avoid because binding post oxidation formation for a long time causes alternate ground connection easily after opening a way and makes the electrified people accident that gets an electric shock injury of taking place of the cabinet body, still avoided forming the ground connection short circuit fault phenomenon with the installation steel sheet on the cabinet body and produced the spark and arouse the conflagration, therefore effectively promoted electric capacity cabinet's security, satisfy the requirement of "18 anti measures of national grid".
Further, the insulating plate is a resin insulating plate.
Further, be equipped with two lines of mounting holes on the first mounting bar, be equipped with on the fuse and supply the locking screw to wear to put be convenient for with two fixed orificess of mounting hole fixed connection on the first mounting bar, two fixed orificess and two lines of mounting hole one-to-one set up.
Further, the mounting hole on the first mounting bar is a bar-shaped mounting hole.
Drawings
Fig. 1 is the internal structure schematic diagram of the capacitor box provided by the utility model.
In the figure, 1, a cabinet body; 11. a first mounting bar; 111. mounting holes; 12. a second mounting bar; 13. a third mounting bar; 2. a fuse; 21. a fuse holder; 22. a wiring terminal; 221. an upper lead locking bolt; 222. a lower wire locking bolt; 3. a contactor; 4. a capacitor; 5. an insulating plate; 6. and locking the screw.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand and understand, the present invention is further explained by combining with the specific drawings.
In the description of the present invention, it is to be understood that the terms "longitudinal", "radial", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and to simplify the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified 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, the present invention provides a capacitor box, including a box body 1, wherein the inner walls of the left and right sides of the box body 1 are fixedly connected with a first mounting bar 11, a second mounting bar 12 and a third mounting bar 13 from top to bottom, the first mounting bar 11 is provided with a plurality of fuses 2, the second mounting bar 12 is provided with a plurality of contactors 3, the third mounting bar 13 is provided with a plurality of capacitors 4, one fuse 2 is electrically connected with one capacitor 4 through one contactor 3, that is, the fuses 2, the contactors 3 and the capacitors 4 are electrically connected in a one-to-one correspondence manner, and the specific structures of the fuses 2, the contactors 3 and the capacitors 4 are the prior art well known to those skilled in the art, and are not described herein; in particular, an insulating plate 5 is arranged between the first mounting strip 11 and the fuse 2, the surface of the insulating plate 5 is contacted with a fuse seat 21 of the fuse 2, the back surface of the insulating plate 5 is contacted with a first mounting bar 11, a plurality of mounting holes 111 are arranged on the first mounting bar 11, the insulating plate 5 is fixedly connected with the mounting hole 111 on the first mounting strip 11 through a locking screw 6 penetrating through the fuse 2, namely, the locking screw 6 passes through the fuse 2 and the insulating plate 5 in sequence and then is locked and connected with the mounting hole 111 on the first mounting bar 11, and the upper edge of the insulating plate 5 is positioned between the upper edge of the first mounting bar 11 and the upper wire locking bolt 221 of the terminal block 22 of the fuse 2, the lower edge of the insulating plate 5 is located between the lower edge of the first mounting bar 11 and the lower wire locking bolt 222 of the terminal block 22 of the fuse 2.
Compared with the prior art, the utility model provides an electric capacity cabinet, through increasing the insulation board between first mounting bar and fuse, and the upper and lower edge of insulation board is located respectively between the upper and lower edge of first mounting bar and the binding post's of fuse upper and lower wire locking bolt, can strengthen the insulating function between fuse and the first mounting bar from this, increase the creepage distance between fuse to the first mounting bar, avoid because binding post oxidation formation for a long time causes alternate ground connection easily after opening a way and makes the electrified people accident that gets an electric shock injury of taking place of the cabinet body, still avoided forming the ground connection short circuit fault phenomenon with the installation steel sheet on the cabinet body and produced the spark and arouse the conflagration, therefore effectively promoted electric capacity cabinet's security, satisfy the requirement of "18 anti measures of national grid".
As a specific embodiment, the insulating plate 5 is implemented by using an existing resin insulating plate, and the specific resin insulating plate is an excellent insulating material with high dielectric property, surface leakage resistance and arc resistance, and has the characteristics of strong adhesion, strong shrinkage and excellent mechanical property, so that the insulating plate is very suitable for being used in the application.
As a specific embodiment, please refer to fig. 1, two rows of mounting holes 111 are disposed on the first mounting bar 11, two fixing holes for allowing the locking screws 6 to penetrate therethrough and to be fixedly connected to the mounting holes 111 of the first mounting bar 11 are disposed on the fuse 2, the two fixing holes are disposed in one-to-one correspondence with the two rows of mounting holes 111, that is, one fixing hole corresponds to one mounting hole in one row, so that the two fixing holes of the fuse 2 form a height difference, and the locking screws 6 penetrate through the two fixing holes having the height difference, so that the fuse 2 and the insulating plate 5 can be stably locked on the first mounting bar 11, thereby effectively enhancing the reliability of the capacitor box.
As a specific embodiment, please refer to fig. 1, the mounting holes 111 on the first mounting bar 11 are bar-shaped mounting holes, so that the mounting position of the fuse 2 on the first mounting bar 11 can be moved left and right, thereby meeting the mounting requirement.
Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.
Claims (4)
1. A capacitor box comprises a box body, wherein the inner walls of the left side and the right side of the box body are fixedly connected with a first mounting strip, a second mounting strip and a third mounting strip from top to bottom, a plurality of fuses are installed on the first mounting strip, a plurality of contactors are installed on the second mounting strip, a plurality of capacitors are installed on the third mounting strip, and one fuse is correspondingly and electrically connected with one capacitor through one contactor, the capacitor box is characterized in that an insulating plate is further arranged between the first mounting strip and the fuse, the surface of the insulating plate is in contact with a fuse seat of the fuse, the back surface of the insulating plate is in contact with the first mounting strip, a plurality of mounting holes are formed in the first mounting strip, the insulating plate is fixedly connected with the mounting holes in the first mounting strip through locking screws penetrating through the fuse, and the upper edge of the insulating plate is positioned between the upper edge of the first mounting strip and an upper lead locking bolt of a wiring terminal of the fuse, the lower edge of the insulating plate is located between the lower edge of the first mounting strip and a lower wire locking bolt of a wiring terminal of the fuse.
2. The capacitor cabinet according to claim 1, wherein the insulating plate is a resin insulating plate.
3. The capacitor cabinet according to claim 1, wherein the first mounting bar is provided with two rows of mounting holes, the fuse is provided with two fixing holes for the locking screws to pass through so as to be fixedly connected with the mounting holes of the first mounting bar, and the two fixing holes are arranged in one-to-one correspondence with the two rows of mounting holes.
4. The capacitance cabinet of claim 1, wherein the mounting holes on the first mounting bar are bar mounting holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021272244.2U CN212136981U (en) | 2020-07-01 | 2020-07-01 | Capacitor cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021272244.2U CN212136981U (en) | 2020-07-01 | 2020-07-01 | Capacitor cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212136981U true CN212136981U (en) | 2020-12-11 |
Family
ID=73686439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021272244.2U Active CN212136981U (en) | 2020-07-01 | 2020-07-01 | Capacitor cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212136981U (en) |
-
2020
- 2020-07-01 CN CN202021272244.2U patent/CN212136981U/en active Active
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