CN212695568U

CN212695568U - Power supply unit heat abstractor based on electric arc furnace voltage fluctuation

Info

Publication number: CN212695568U
Application number: CN202021474688.4U
Authority: CN
Inventors: 何美生
Original assignee: Hunan Institute of Traffic Engineering
Current assignee: Hunan Institute of Traffic Engineering
Priority date: 2020-07-23
Filing date: 2020-07-23
Publication date: 2021-03-12
Anticipated expiration: 2030-07-23

Abstract

The utility model relates to the technical field of electric arc furnace power supply, in particular to a power supply equipment heat dissipation device based on electric arc furnace voltage fluctuation, which comprises a power supply box body, wherein a sealing cover plate is arranged at one side position of the power supply box body, a control unit is arranged in the power supply box body, a driving box is fixed at the top end position in the power supply box body, and a driving main shaft is arranged at the bottom position of the driving box, in the utility model, through a liquid outlet, a storage tank, a connecting ring, a lantern ring and a sealing gasket, the connecting ring after being pulled can carry the sealing gasket through the lantern ring to realize upward deviation, so that the sealing gasket can remove part of sealing and shielding of the liquid outlet, then the lubricating liquid arranged in the storage tank can be sent out through the inside of the liquid outlet, and the device can realize the lubricating operation of a shaft body by means of the diffusion of the lubricating, the whole lubricating wiper is more labor-saving and convenient to operate.

Description

Power supply unit heat abstractor based on electric arc furnace voltage fluctuation

Technical Field

The utility model relates to an electric arc furnace power supply technical field specifically is a power supply unit heat abstractor based on electric arc furnace voltage fluctuation.

Background

The main equipment for modern industrial steelmaking is an electric arc furnace, an alternating current electric arc furnace adopts a power supply which is supplied by three-phase alternating current, a direct current electric arc furnace adopts a direct current power supply, a power supply and distribution system of the electric arc furnace mainly utilizes a dynamic reactive compensation method to inhibit voltage fluctuation and flicker of a power supply system caused by electric arc furnace load, the power supply equipment is required to be used when power supply operation is realized, and a heat dissipation device which is a heat dissipation mechanism is required to be installed in the power supply equipment to cool and protect the whole power supply equipment.

Big heat abstractor on the market need carry out multiple dismantlement operation in advance to the shaft body just can make things convenient for lubricated going on when realizing the cooling processing to power supply unit, and whole lubricated operation is very loaded down with trivial details to when installing the operation to fan blade, the holistic skew phenomenon of blade will cause the interference to the stability when the operation of cooling down in later stage.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a power supply unit heat abstractor based on electric arc furnace voltage fluctuation 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 power supply equipment heat dissipation device based on electric arc furnace voltage fluctuation comprises a power supply box body, wherein a sealing cover plate is installed at one side position of the power supply box body, a control unit is arranged in the power supply box body, a driving box is fixedly arranged at the top end of the interior of the power supply box body, a driving main shaft is arranged at the bottom position of the driving box, a positioning sleeve is sleeved at the outer end of the middle lower end of the driving main shaft, blade main bodies are arranged at two side positions of the positioning sleeve, a storage tank is arranged in the positioning sleeve through integral forming processing, a liquid inlet is communicated at one side position of the middle upper end of the positioning sleeve, a liquid outlet is communicated at one side of the storage tank, a sealing gasket is arranged at one side position of the liquid outlet, the sealing gasket is far away from the liquid outlet, a lantern ring is installed at one side position of the sealing gasket, and fixed connection between the bottom of guide arm and positioning sleeve's top, the outer end of guide arm agrees with to cup joint has the spring, and fixed connection between the outer wall of the one end of spring and guide arm, one side of blade main part is fixed with the locating piece, and the bottom of locating piece is provided with the locating support, the bottom of locating support is connected with the screw rod, the bottom of drive spindle is fixed with horizontal bottom plate, positioning sleeve's front has seted up the constant head tank through disposable cutting process, the both sides rigidity of locating piece has the locating plate.

Preferably, the power supply box body forms an embedded structure by matching the built-in and control unit, and one end of the control unit is electrically connected with the control end of the electric arc furnace through a wire.

Preferably, the driving box is fixedly connected with the top end of the driving spindle through a driving motor arranged in the driving box, the driving spindle is connected with the positioning sleeve to form a nested structure, and the positioning sleeve is fixedly connected with the positioning block through a positioning groove, a positioning plate and a positioning block screw.

Preferably, the inside of liquid outlet is through putting through each other between the inside of holding tank and inlet, and closely laminate between one side end of liquid outlet and the sealed side of filling up, sealed pad is through bonding and lantern ring fixed connection, and the lantern ring, go-between all alternate with the drive spindle and be connected, fixed connection between the top of go-between and the bottom of spring, and the spring passes through the guide arm and the connection of go-between constitutes elastic construction.

Preferably, the bottom of locating piece is provided with the positioning support that the appearance is similar "L" type structure, and fixed connection between positioning support and the position sleeve, the positioning support passes through the screw rod and the connection of alternate of horizontal bottom plate, and laminates each other between the top of positioning support and the bottom of locating piece.

Compared with the prior art, the beneficial effects of the utility model are that:

1. in the utility model, through the arranged liquid outlet, the storage tank, the connecting ring, the sleeve ring and the sealing gasket, the connecting ring after being pulled is combined to carry the sealing gasket through the sleeve ring to realize upward deviation, so that the sealing gasket removes part of the sealing shielding of the liquid outlet, then the lubricating liquid arranged in the storage tank is sent out through the inside of the liquid outlet, and the device realizes the lubricating operation of the shaft body in the later stage by means of the diffusion of the lubricating liquid;

2. the utility model discloses in, through the blade main part that sets up, the locating support, the position sleeve pipe, the constant head tank, locating plate and locating piece, when the blade main part passes through the constant head tank, locating plate and locating piece realize with the screw location of position sleeve pipe, the mutual laminating at the locating support top that is similar "L" type structure with the appearance is realized just as the locating piece of connecting elements, the setting of locating support this moment can carry out the position correction to the locating piece that is in connected state, make things convenient for the later stage locating piece to carry the accurate installation of blade main part realization and position sleeve pipe, guarantee the stability of later stage blade rotation in-process.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the structure of FIG. 1 at B according to the present invention;

fig. 4 is a schematic view of the positioning groove structure of the present invention.

In the figure: 1-power supply box body, 2-sealing cover plate, 3-control unit, 4-driving box, 5-driving main shaft, 6-positioning sleeve, 7-blade main body, 8-storage tank, 9-liquid inlet, 10-liquid outlet, 11-sealing gasket, 12-lantern ring, 13-connecting ring, 14-guide rod, 15-spring, 16-positioning bracket, 17-screw, 18-transverse bottom plate, 19-positioning block, 20-positioning groove and 21-positioning plate.

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. 1-4, the present invention provides a technical solution:

a power supply equipment heat dissipation device based on electric arc furnace voltage fluctuation comprises a power supply box body 1, a sealing cover plate 2 is installed at one side position of the power supply box body 1, a control unit 3 is arranged in the power supply box body 1, a driving box 4 is fixed at the top end position in the power supply box body 1, a driving main shaft 5 is arranged at the bottom position of the driving box 4, a positioning sleeve 6 is sleeved at the outer end of the middle lower end of the driving main shaft 5, blade main bodies 7 are arranged at two side positions of the positioning sleeve 6, a storage tank 8 is arranged in the positioning sleeve 6 through integral forming processing, a liquid inlet 9 is communicated at one side position of the middle upper end of the positioning sleeve 6, a liquid outlet 10 is communicated at one side of the storage tank 8, a sealing gasket 11 is arranged at one side position of the liquid outlet 10 far away from the storage tank 8 of the liquid outlet 10, a lantern ring 12 is, one side of go-between 13 agrees with the interlude and has had guide arm 14, and fixed connection between the bottom of guide arm 14 and positioning sleeve 6's the top, spring 15 has been agreed and has been cup jointed to the outer end of guide arm 14, and fixed connection between the one end of spring 15 and the outer wall of guide arm 14, one side of blade main part 7 is fixed with locating piece 19, and the bottom of locating piece 19 is provided with locating support 16, the bottom of locating support 16 is connected with screw rod 17, the bottom of drive spindle 5 is fixed with horizontal bottom plate 18, positioning sleeve 6's front has been seted up constant head tank 20 through disposable cutting process, the both sides rigidity of locating piece 19 has locating plate 21.

The power supply box body 1 is in an embedded structure through connection with the built-in control unit 3, one end of the control unit 3 is electrically connected with a control end of the electric arc furnace through a wire, when the electric arc furnace is in a working state, under the arrangement of the electrical connection, the power supply box body 1 distributes current/voltage, and provides corresponding electric power for other equipment while supplying power for the electric arc furnace, so as to assist the normal operation of the electric arc furnace and other equipment, and the structure relates to the working principle of a direct current power supply cabinet, which is the prior art; the driving box 4 is fixedly connected with the top end of the driving main shaft 5 through a driving motor arranged in the driving box, the driving main shaft 5 and the positioning sleeve 6 are connected to form a nested structure, the positioning sleeve 6 is fixedly connected with the driving main shaft 5 through a positioning groove 20, a positioning plate 21 and a positioning block 19 through screws, the positioning sleeve 6 is fixedly connected with the driving main shaft 5 through the positioning groove 20, the positioning plate 21 and the positioning block 19, and the driving motor which is in an electrified state and is arranged on the driving box 4 can carry the blade main body 7 to rotate through the driving main shaft 5 and the positioning sleeve 6 when the whole heat dissipation device is adjusted to be in a working state; the inside of the liquid outlet 10 is communicated with the inside of the liquid inlet 9 through the storage tank 8, one side end of the liquid outlet 10 is tightly attached to one side face of the sealing gasket 11, the sealing gasket 11 is fixedly connected with the lantern ring 12 through bonding, the lantern ring 12 and the connecting ring 13 are both in penetrating connection with the driving spindle 5, the top of the connecting ring 13 is fixedly connected with the bottom end of the spring 15, the spring 15 forms an elastic structure through the connection of the guide rod 14 and the connecting ring 13, when the device needs to be lubricated, and lubricating liquid used in the lubricating process is sent into the inside of the storage tank 8 through the inside of the liquid inlet 9, the device can utilize a manual mode, the lantern ring 12 is carried through the connecting ring 13, after the rebound effect generated by the spring 15 is overcome, upward deviation is realized, and after the sealing gasket 11 subjected to the synchronization effect moves upwards, the sealing gasket 11 removes the sealing shielding of one part of the liquid outlet 10, subsequently, the lubricating liquid arranged in the storage tank 8 is sent out through the inside of the liquid outlet 10, and the lubricating operation on the shaft body is realized by the device in the later stage by means of the diffusion of the lubricating liquid, so that the whole device has a structure convenient for lubrication, the whole lubricating operation is carried out by using a way of guiding out by using a groove body to replace a way of firstly disassembling and then lubricating, and the whole lubricating wiper is more labor-saving and convenient to operate; the bottom of the positioning block 19 is provided with a positioning support 16 with an L-shaped structure, the positioning support 16 is fixedly connected with the positioning sleeve 6, the positioning support 16 is connected with the transverse bottom plate 18 in an inserting manner through a screw rod 17, the top of the positioning support 16 is mutually attached to the bottom of the positioning block 19, when the blade main body 7 is positioned with the positioning sleeve 6 through a positioning groove 20, a positioning plate 21 and the positioning block 19, as shown in figure 3, the positioning block 19 serving as a connecting component is just mutually attached to the top of the positioning support 16 with the L-shaped structure, at the moment, the device can correct the position of the positioning block 19 in a connecting state by means of the attaching state, the positioning block 19 is convenient to carry the blade main body 7 to realize accurate installation with the positioning sleeve 6 in a later stage, and the whole device has a position correcting structure, through correcting the installation position of the blade in advance, the stability of the blade in the later period in the rotating process can be guaranteed.

The working process is as follows: when the arc furnace is in working state, the power supply box body 1 distributes current/voltage, and provides corresponding electric power for other equipment while supplying power for the arc furnace, so as to assist normal operation of the arc furnace and other equipment, when the whole heat dissipation device is adjusted to working state, the driving motor which is in power-on state and is arranged on the driving box 4 can carry the blade main body 7 to rotate by driving the main shaft 5 and the positioning sleeve 6, the device can perform heat dissipation and temperature reduction operations on the whole equipment from the upper end inside the power supply equipment by wind power generated in the rotating process, when the device needs to be lubricated, and lubricating liquid used in the lubricating process is sent into the storage tank 8 through the inside of the liquid inlet 9, the device can utilize a manual mode, and the connecting ring 13, The lantern ring 12 carries sealed pad 11 after overcoming the resilience effect that spring 15 produced, realize upwards squinting, make sealed pad 11 remove the sealed of a part to liquid outlet 10 and shelter from, place the lubricated liquid of holding tank 8 in afterwards and will be seen off through the inside of liquid outlet 10, later stage the device is with the help of the diffusion of lubricated liquid, realize the lubrication operation to the axis body, pass through constant head tank 20 when blade main part 7, locating plate 21 and locating piece 19 realize with position sleeve 6's screw location, as shown in fig. 3, locating piece 19 as connecting element realizes just mutually laminating at 16 tops of locating support that is "L" type structure with the appearance, the device is with the help of this laminating state this moment, can carry out the position correction to the locating piece 19 that is in connected state, make things convenient for later stage locating piece 19 to carry blade main part 7 to realize with position sleeve 6's accurate installation.

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 power supply unit heat abstractor based on electric arc furnace voltage fluctuation, includes power supply box (1), its characterized in that: a sealing cover plate (2) is installed at one side position of the power supply box body (1), a control unit (3) is arranged in the power supply box body (1), a driving box (4) is fixed at the top end of the interior of the power supply box body (1), a driving main shaft (5) is arranged at the bottom position of the driving box (4), a positioning sleeve (6) is sleeved at the outer end of the middle lower end of the driving main shaft (5), blade main bodies (7) are arranged at the two sides of the positioning sleeve (6), a storage groove (8) is formed in the interior of the positioning sleeve (6) through integral forming processing, a liquid inlet (9) is communicated at one side position of the middle upper end of the positioning sleeve (6), a liquid outlet (10) is communicated at one side of the storage groove (8), a sealing gasket (11) is arranged at one side position of the liquid outlet (10) away from the storage groove (8), a lantern ring (12) is installed at one side, and the top of lantern ring (12) is fixed with go-between (13), one side of go-between (13) agrees with the interlude and has had guide arm (14), and fixed connection between the bottom of guide arm (14) and the top of position sleeve (6), the outer end of guide arm (14) agrees with to cup joint spring (15), and fixed connection between the one end of spring (15) and the outer wall of guide arm (14), one side of blade main part (7) is fixed with locating piece (19), and the bottom of locating piece (19) is provided with locating support (16), the bottom of locating support (16) is connected with screw rod (17), the bottom of drive main shaft (5) is fixed with horizontal bottom plate (18), constant head tank (20) have been seted up through disposable cutting in the front of position sleeve (6), the both sides rigidity of locating piece (19) has locating plate (21).

2. The power supply equipment heat dissipation device based on electric arc furnace voltage fluctuation of claim 1, characterized in that: the power supply box body (1) is internally embedded in the control unit (3) in a matching mode to form an embedded structure, and one end of the control unit (3) is electrically connected with the control end of the electric arc furnace through a wire.

3. The power supply equipment heat dissipation device based on electric arc furnace voltage fluctuation of claim 1, characterized in that: the drive box (4) is fixedly connected with the top end of the drive main shaft (5) through a drive motor arranged in the drive box, the drive main shaft (5) is connected with the positioning sleeve (6) to form a nested structure, and the positioning sleeve (6) is fixedly connected with the positioning block (19) through a positioning groove (20), a positioning plate (21) and a positioning block (19) through screws.

4. The power supply equipment heat dissipation device based on electric arc furnace voltage fluctuation of claim 1, characterized in that: switch on each other between the inside of storage tank (8) and inlet (9) is passed through to the inside of liquid outlet (10), and closely laminate between a side of liquid outlet (10) and the side of sealed pad (11), sealed pad (11) are through bonding and lantern ring (12) fixed connection, and lantern ring (12), go-between (13) all alternate with drive main shaft (5) and connect, fixed connection between the top of go-between (13) and the bottom of spring (15), and spring (15) constitute elastic construction through the connection of guide arm (14) and go-between (13).

5. The power supply equipment heat dissipation device based on electric arc furnace voltage fluctuation of claim 1, characterized in that: the bottom of locating piece (19) is provided with positioning support (16) that the appearance is "L" type structure, and fixed connection between positioning support (16) and location sleeve pipe (6), positioning support (16) are passed through screw rod (17) and are penetrated and connect with horizontal bottom plate (18), and laminate each other between the top of positioning support (16) and the bottom of locating piece (19).