CN209785745U - Submerged arc furnace capacitor with external discharging module - Google Patents

Abstract

The utility model relates to a hot stove condenser in ore deposit with external module of discharging, which comprises a housin, the electric capacity component group of constituteing by a plurality of electric capacity components, first binding post and the second binding post of setting on the end cover of casing, the clearance intussuseption between the electric capacity component is filled with the impregnated filler, still include pressure protection unit and module device that discharges, pressure protection unit connection is on electric capacity component group, first binding post and second binding post link to each other with the both ends of pressure protection unit, the module device that discharges is connected between being located the outer first binding post and the second binding post of casing. The utility model discloses it is external with traditional module device that discharges, install discharge device module alone in the outside of hot stove condenser in ore deposit can avoid traditional built-in limitation of discharge element, convenient audio-visual judgement and detection, easy in the production process is the accuse quality, and the user overhauls convenient change, safe and reliable, saving cost.

Description

Submerged arc furnace capacitor with external discharging module

Technical Field

The utility model relates to a condenser technical field, concretely relates to hot stove condenser in ore deposit with external module of discharging.

Background

The discharging element of the traditional submerged arc furnace capacitor is basically of a built-in structure, and the defects are as follows: 1. due to space limitation, only carbon film resistors with relatively low power can be selected, and the carbon film resistors are easy to damage when meeting high current or high voltage impact in the using process, so that a single group of capacitors or even the whole capacitor cannot discharge. 2. The discharge resistance of the traditional capacitor can not complete discharge in a short time due to low power, and voltage superposition is brought to secondary operation of the submerged arc furnace capacitor to damage the capacitor. 3. Because the discharge element of traditional hot stove condenser in ore deposit is installed in the airtight space of capacitor body, thereby the temperature that resistance itself produced when hot stove condenser in ore deposit operation can influence the resistance of resistance and take place very big change thereby influence the discharge time. 4. The discharge elements of the traditional submerged arc furnace capacitor are connected in parallel at two ends of the capacitor element through manual welding, the consistency of the welding process is difficult to control, the discharge resistance of the capacitor with larger capacity is more, the heat productivity is more, the damage to the capacitor element is higher, and the fault rate of the submerged arc furnace capacitor is higher. 5. The discharge element of traditional hot stove condenser in ore deposit is airtight in the body of condenser, can't judge and detect discharge element's quality, in case damage causes the unable discharge of condenser residual voltage, leaves very big potential safety hazard for the maintenance.

SUMMERY OF THE UTILITY MODEL

To the deficiency in the background art, the utility model provides a hot stove condenser in ore deposit with external module of discharging.

The utility model adopts the technical proposal that: the utility model provides a hot stove condenser in ore deposit with external discharge module, includes the casing, by the electric capacity component group that a plurality of electric capacity components are constituteed, set up first binding post and second binding post on the end cover of casing, electric capacity component between the clearance intussuseption be filled with the impregnated filler, still include pressure protection unit and discharge module device, pressure protection unit connects on electric capacity component group, first binding post and second binding post link to each other with the both ends of pressure protection unit, discharge module device connect and lie in between first binding post and the second binding post outside the casing.

Further, the discharge module device is formed by connecting a plurality of resistors in series.

Furthermore, the end cover is provided with a grounding wiring terminal.

Further, the casing bottom is equipped with the mounting panel, the mounting panel center is equipped with the recess that is used for the embedding of condenser bottom, recess central authorities are equipped with the mounting hole that is used for fixed condenser, the condenser bottom has the installation axle with mounting hole assorted, the epaxial external screw thread that has of installation, the installation axle passes the mounting hole and passes through nut locking.

Furthermore, the periphery of the mounting plate extends to form a fixing lug, and a fixing hole is formed in the fixing lug.

Further, the mounting plate and the fixing lugs are of an integrally formed structure, and the mounting plate and the fixing lugs are made of aluminum oxide.

The utility model has the advantages that: the utility model discloses it is external with traditional module device that discharges, can avoid traditional built-in limitation of discharge element at the outside independent installation discharge device module of hot stove condenser in ore deposit, convenient audio-visual judgement and detection, easy in the production process is to accuse quality, user overhaul convenient change, safe and reliable, saving cost, have following several advantages:

1. The external discharge module device is not limited by space, can use a high-power resistor, better absorbs harmonic voltage and current, is impact-resistant, has stable performance, and reduces unstable factors caused by temperature rise.

2. The external discharge module device can select a corresponding high-power resistor according to the capacity, shorten the discharge time, and can be overhauled and put into operation for the second time as soon as possible, thereby reducing the loss of users.

3. External discharge module device belongs to independent holistic components and parts, need not the welding and more protects the environment, directly connects in parallel with condenser binding post, reducible because of the trouble of welding arouses.

4. The external discharging module device is convenient for users to visually judge faults, can be independently replaced, does not damage the capacitor body, is convenient for maintenance and overhaul of the users, and ensures the safe operation of the submerged arc furnace capacitor under the severe environment.

drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a top view of the mounting plate.

In the figure: 1. a housing; 2. a capacitive element; 3. an end cap; 4. a first connection terminal; 5. a second connection terminal; 6. impregnating with a filler; 7. a pressure protection unit; 8. a discharge module device; 9. a grounding terminal; 10. mounting a plate; 11. a groove; 12. mounting holes; 13. installing a shaft; 14. a nut; 15. a fixing lug; 16. and (7) fixing 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 efforts belong to the protection scope of the present invention.

It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.

The utility model provides a hot stove condenser in ore deposit with external module of discharging.

In this embodiment, referring to fig. 1 and 2, the submerged arc furnace capacitor with the external discharge module includes a housing 1, a capacitor element group composed of a plurality of capacitor elements 2, a first connection terminal 4 and a second connection terminal 5 disposed on an end cap 3 of the housing 1, an impregnating filler 6 filled in a gap between the capacitor elements 2, a pressure protection unit 7 and a discharge module device 8, wherein the pressure protection unit 7 is connected to the capacitor element group, the first connection terminal 4 and the second connection terminal 6 are connected to two ends of the pressure protection unit 7, and the discharge module device 8 is connected between the first connection terminal 4 and the second connection terminal 5 outside the housing 1.

The pressure protection unit adopts a pressure protection sheet, and the pressure protection sheet can be automatically disconnected after the pressure in the shell is increased to a certain value, so that the potential safety hazard of shell explosion caused by the fact that the temperature of the capacitor is increased and the pressure is overlarge is avoided;

The discharging module device is arranged outside the shell of the capacitor, the traditional design mode is changed, the limitation of the traditional discharging element can be avoided, the judgment and the detection are convenient and visual, the quality is easy to control in the production process, the user can conveniently overhaul and replace the discharging module device, and the discharging module device is safe, reliable and cost-saving.

Specifically, the discharge module device 8 is formed by connecting a plurality of resistors in series; the end cover is provided with a grounding wiring terminal 9; the bottom of the shell 1 is provided with a mounting plate 10, the center of the mounting plate 10 is provided with a groove 11 for embedding the bottom of a capacitor, the center of the groove 11 is provided with a mounting hole 12 for fixing the capacitor, the bottom of the capacitor is provided with a mounting shaft 13 matched with the mounting hole 12, the mounting shaft 13 is provided with external threads, and the mounting shaft penetrates through the mounting hole and is locked by a nut 14; a fixing lug 15 extends from the periphery of the mounting plate, and a fixing hole 16 is formed in the fixing lug 15; the mounting plate 10 and the fixing lug 15 are of an integrally formed structure, and the mounting plate and the fixing lug are made of alumina.

through at condenser bottom adaptation mounting panel, in the use, with condenser bottom embedding recess, the installation axle of condenser passes the mounting hole and passes through the nut locking, and is fixed through fixed lug at last, equipment convenient and fast, the installation is reliable and stable.

The skilled person should understand that: although the present invention has been described in terms of the above embodiments, the inventive concepts are not limited to the embodiments, and any modifications that utilize the inventive concepts are intended to be included within the scope of the appended claims.

Claims (6)

1. The utility model provides a hot stove condenser in ore deposit with external discharge module, includes the casing, by the electric capacity component group that a plurality of electric capacity components are constituteed, set up first binding post and the second binding post on the end cover of casing, the clearance intussuseption between the electric capacity component fill have the impregnated filler, its characterized in that: still include pressure protection unit and discharge module device, pressure protection unit connects on the electric capacity component group, first binding post and second binding post link to each other with pressure protection unit's both ends, discharge module device connect and be located between first binding post and the second binding post outside the casing.

2. The submerged arc furnace capacitor with the external discharge module as claimed in claim 1, wherein: the discharge module device is formed by connecting a plurality of resistors in series.

3. The submerged arc furnace capacitor with the external discharge module as claimed in claim 1, wherein: the end cover is provided with a grounding wiring terminal.

4. The submerged arc furnace capacitor with the external discharge module as claimed in any one of claims 1 to 3, wherein: the casing bottom is equipped with the mounting panel, the mounting panel center is equipped with the recess that is used for condenser bottom embedding, recess central authorities are equipped with the mounting hole that is used for fixed capacitor, the condenser bottom has the installation axle with mounting hole assorted, install the epaxial external screw thread that has, the installation axle passes the mounting hole and passes through nut locking.

5. The submerged arc furnace capacitor with the external discharge module as claimed in claim 4, wherein: the periphery of mounting panel extends there is fixed lug, be equipped with the fixed orifices on the fixed lug.

6. The submerged arc furnace capacitor with the external discharge module as claimed in claim 5, wherein: the mounting plate and the fixing lugs are of an integrally formed structure and are made of aluminum oxide.