CN204125472U - A kind of hot molten slag shunting flap arrangement - Google Patents
A kind of hot molten slag shunting flap arrangement Download PDFInfo
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- CN204125472U CN204125472U CN201420406482.6U CN201420406482U CN204125472U CN 204125472 U CN204125472 U CN 204125472U CN 201420406482 U CN201420406482 U CN 201420406482U CN 204125472 U CN204125472 U CN 204125472U
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- flashboard
- hot molten
- molten slag
- blast furnace
- water inlet
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Abstract
The utility model discloses a kind of hot molten slag shunting flap arrangement, aim to provide one not only long service life, most molten iron and the solid-state slag of high-melting-point can also be avoided not to be got slag runner and introduce in skull melting furnace; And the hot molten slag shunting flap arrangement that the blast furnace hot molten slag in blast furnace can be discharged smoothly can be ensured.It comprises frame, cooling water inlet pipe road, cooling water outlet pipe road, flashboard and be arranged in frame for be elevated flashboard flashboard lifting executive device, flashboard is vertically arranged, flashboard base place is provided with deslagging breach, overflow port is provided with in the middle part of flashboard, cooling-water duct is provided with in flashboard, and flashboard end face is provided with the water-in and water outlet that communicate with cooling-water duct, the one end in cooling water inlet pipe road is connected with water-in, and in cooling water inlet pipe road, have at least section of tubing to be flexible pipe, one end, cooling water outlet pipe road is connected with water outlet, and in cooling water outlet pipe road, also have at least section of tubing to be flexible pipe.
Description
Technical field
The utility model relates to a kind of part flow arrangement, is specifically related to a kind of hot molten slag shunting flap arrangement be applied on blast furnace residue channel.
Background technology
Blast furnace hot molten slag is a kind of byproduct that ironmaking produces.Blast furnace hot molten slag not only has very high temperature (1400 ~ 1600 DEG C), and its average heat content is about 1670MJ/t, belongs to the residual heat resources of high-quality; And also containing a large amount of mineral substance in slag.In order to make full use of the mineral in the residual heat resources of blast furnace hot molten slag and slag, be introduced directly into being in the hot blast furnace hot molten slag of industry in skull melting furnace by blast furnace residue channel, and add the physicochemical property that a small amount of modified material (Powdered) improves slag wherein; Like this while making full use of waste residue sensible heat, also can produce mineral wool, cinder microcrystalline glass etc. and there is building material product compared with high added value.
Skull melting furnace structurally, the incorporation way of especially raw material also exists huge difference with the electric smelter of inorganic materials industry.Conventional inorganic materials industry electric smelter adopts cold conditions powder to add; The mode that skull melting furnace then mainly adopts blast furnace thermal slag intermittent type to add.Blast furnace hot molten slag is introduced skull melting furnace by the mode adopting intermittent type to add when utilizing blast furnace hot molten slag due to skull melting furnace, but the blast furnace hot molten slag produced in blast furnace is continuously discharged by blast furnace residue channel 13; Thus in practice of construction process, get slag runner 14 often through arranging one between blast furnace residue channel and skull melting furnace, this is got slag runner one end and communicates with blast furnace residue channel, and the other end communicates with skull melting furnace, as shown in Figure 4.When skull melting furnace needs to introduce blast furnace hot molten slag, the blast furnace hot molten slag in blast furnace residue channel is introduced in skull melting furnace by getting slag runner; When skull melting furnace does not need to introduce blast furnace hot molten slag, the blast furnace hot molten slag in blast furnace residue channel is discharged by blast furnace residue channel, ensures that the blast furnace hot molten slag that blast furnace is discharged can be processed smoothly or utilize; So just need to arrange flashboard in blast furnace residue channel, and the flashboard in blast furnace residue channel need be positioned at the downstream of getting slag runner and blast furnace residue channel river conjunction; But common flashboard (gate) is not also suitable in blast furnace residue channel, and its reason is as follows:
One, because blast furnace hot molten slag not only has very high temperature (1400 ~ 1600 DEG C), and common flashboard (gate) is difficult to adapt to so high temperature usually, and easy Yin Wendu is too high and softening for flashboard, the burn into distortion of aggravation flashboard.
They are two years old, importantly, there is in blast furnace hot molten slag a certain amount of molten iron and the solid-state slag of high-melting-point, but molten iron and the solid-state slag of high-melting-point can not be used in and prepare mineral wool, still wish that this part molten iron and the solid-state slag of high-melting-point are not got slag runner as far as possible and introduced in skull melting furnace; And common flashboard is when cutting out blast furnace residue channel, all hot molten slag in blast furnace residue channel all will be introduced in skull melting furnace by getting slag runner; Thus common flashboard (gate) is not also suitable in blast furnace residue channel.
They are three years old, the more important thing is, because the uninterrupted of the blast furnace hot molten slag of blast furnace discharge is uncertain, flow often can produce fluctuation, and is (being a base runoff) carrying out as required controlling by the flow of the blast furnace hot molten slag of getting in slag runner introducing skull melting furnace; If directly arrange common flashboard (gate) in blast furnace residue channel, when flashboard cuts out blast furnace residue channel, blast furnace hot molten slag in blast furnace residue channel is introduced in the process of skull melting furnace by getting slag runner, when occurring that the flow of the blast furnace hot molten slag that blast furnace is discharged is excessive, blast furnace hot molten slag will be assembled in blast furnace residue channel, cause high-temperature slag to overflow blast furnace residue channel, destroy peripheral equipment, even surrounding work personnel are damaged; Thus common flap arrangement is not suitable in blast furnace residue channel.
Utility model content
First object of the present utility model is to overcome deficiency of the prior art, when providing a kind of flow in blast furnace hot molten slag that fluctuation occurs, can ensure that the blast furnace hot molten slag in blast furnace can be discharged smoothly equally, avoid blast furnace hot molten slag to overflow blast furnace residue channel, damage the hot molten slag shunting flap arrangement of peripheral equipment.
Another object of the present utility model is to overcome deficiency of the prior art, provides one not only long service life, can also avoid most molten iron and the solid-state slag of high-melting-point not by the hot molten slag shunting flap arrangement got in slag runner introducing skull melting furnace.
The technical solution of the utility model is:
A kind of hot molten slag shunting flap arrangement, comprise frame, cooling water inlet pipe road, cooling water outlet pipe road, flashboard and be arranged in frame for be elevated flashboard flashboard lifting executive device, described flashboard is vertically arranged, flashboard base place is provided with deslagging breach, overflow port is provided with in the middle part of flashboard, cooling-water duct is provided with in flashboard, and flashboard end face is provided with the water-in and water outlet that communicate with cooling-water duct, the one end in described cooling water inlet pipe road is connected with water-in, and in cooling water inlet pipe road, have at least section of tubing to be flexible pipe, one end, described cooling water outlet pipe road is connected with water outlet, and in cooling water outlet pipe road, also have at least section of tubing to be flexible pipe.
Owing to being provided with cooling-water duct in flashboard, can be cooled flashboard by water coolant, avoid flashboard temperature too high and softening, the burn into distortion of aggravation flashboard; Thus effectively extend the work-ing life of flashboard.
Due to flashboard base, place is provided with deslagging breach, and the great bottom being often positioned at slag runner of ratio of molten iron in blast furnace hot molten slag and the solid-state slag of high-melting-point; Thus when flashboard is plugged in blast furnace residue channel, make blast furnace hot molten slag by when getting in slag runner introducing skull melting furnace; Molten iron bottom blast furnace residue channel and the solid-state slag of high-melting-point still just can be discharged by deslagging breach, thus most molten iron and the solid-state slag of high-melting-point can be avoided not to be got in slag runner introducing skull melting furnace.
On the other hand, owing to being provided with overflow port in the middle part of flashboard, when the flow of the blast furnace hot molten slag of discharging in blast furnace is greater than the flux values getting slag runner setting, slag unnecessary in blast furnace residue channel will be discharged from overflow port, ensure that the blast furnace hot molten slag in blast furnace can be discharged smoothly; Avoid blast furnace hot molten slag to overflow blast furnace residue channel, damage peripheral equipment.
As preferably, the width of overflow port increases from bottom to top gradually.
Because the flow of the blast furnace hot molten slag of discharging in blast furnace is larger, then the liquid level of the blast furnace hot molten slag in blast furnace residue channel is higher; Thus the width of the overflow port of this programme increases from bottom to top gradually, and the flow with blast furnace hot molten slag in blast furnace residue channel increases and increases by the overflow capability of such overflow port, and being conducive to unnecessary blast furnace hot molten slag is overflowed by overflow port; Avoid blast furnace hot molten slag to overflow blast furnace residue channel, damage peripheral equipment.
As preferably, the width of deslagging breach increases from top to bottom gradually.
Due in blast furnace residue channel bottom slag runner, particle volume and the total amount of molten iron and the solid-state slag of high-melting-point are larger, thus the width of the deslagging breach of this programme increases from top to bottom gradually, is conducive to so the solid-state slag of the high-melting-point bottom molten iron and blast furnace residue channel is discharged by deslagging breach.
As preferably, flashboard top is provided with vertical connecting rod, described flashboard lifting executive device comprises and is arranged on vertical cylinder in frame or vertical oil cylinder, two are arranged on the vertical guide pin bushing in frame, be separately positioned on the guide rod in two vertical guide pin bushings and be arranged on the web plate of two lower end of the guide rod, the piston rod of described vertical cylinder or vertically oil cylinder down stretches out, and is fixed on web plate; The upper end of described vertical connecting rod up extends, and is fixed on web plate.This programme structure ensures the lifting that flashboard is stable, avoids flashboard to rotate.
As preferably, the upper end of vertical connecting rod is provided with ring flange, and the upper end of described vertical connecting rod is connected with web plate by ring flange.
As preferably, cooling water inlet pipe road, by the first hard water inlet pipe be connected with water-in, is fixed on the second hard water inlet pipe in frame, and the water inlet metallic hose connecting the first hard water inlet pipe and the second hard water inlet pipe is formed; Described cooling water outlet pipe road, by the first hard rising pipe be connected with water outlet, is fixed on the second hard rising pipe in frame, and the flexible metal pipe as outlet connecting the first hard rising pipe and the second hard rising pipe is formed.Due to the setting of intake metallic hose and flexible metal pipe as outlet in this programme structure, it can ensure that flashboard can be elevated smoothly, and in flashboard lifting process and after lifting, cooling water inlet pipe road and cooling water outlet pipe road not damaged, and the water coolant that can circulate smoothly.
As preferably, cooling-water duct is arranged around overflow port.
The beneficial effects of the utility model are:
One, has long service life, and most molten iron and the solid-state slag of high-melting-point can also be avoided by the feature of getting in slag runner introducing skull melting furnace.
Its two, blast furnace hot molten slag flow occur fluctuation time, can ensure that the blast furnace hot molten slag in blast furnace can be discharged smoothly equally, avoid blast furnace hot molten slag overflow blast furnace residue channel, damage peripheral equipment.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of a kind of hot molten slag shunting flap arrangement of the present utility model.
Fig. 2 is a kind of structural representation of a kind of hot molten slag shunting flap arrangement of the present utility model in actual application.
Fig. 3 is a kind of cross-sectional view at A-A place in Fig. 2.
Fig. 4 is a kind of structural representation of blast furnace residue channel of the prior art.
In figure: frame 1; Cooling water inlet pipe road 2, second hard water inlet pipe 21, water inlet metallic hose 22, first hard water inlet pipe 23; Cooling water outlet pipe road 3, second hard rising pipe 31, flexible metal pipe as outlet 32, the first hard rising pipe 33; Web plate 4; Vertical guide pin bushing 5; Guide rod 6; Vertical cylinder 7; Vertical connecting rod 8; Flashboard 9; Cooling-water duct 10; Deslagging breach 11; Overflow port 12; Blast furnace residue channel 13; Get slag runner 14.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is described in further detail:
As shown in Figure 1, a kind of hot molten slag shunting flap arrangement comprises frame 1, cooling water inlet pipe road 2, cooling water outlet pipe road 3, flashboard 9 and being arranged in frame for being elevated the flashboard lifting executive device of flashboard.Flashboard top is provided with vertical connecting rod 8.Flashboard lifting executive device comprises and is arranged on vertical cylinder 7 in frame or vertical oil cylinder, and two are arranged on the vertical guide pin bushing 5 in frame, is separately positioned on the guide rod 6 in two vertical guide pin bushings and is arranged on the web plate 4 of two lower end of the guide rod.The piston rod of vertical cylinder or vertically oil cylinder down stretches out, and is fixed on web plate.The upper end of vertical connecting rod up extends, and is fixed on web plate.The upper end of vertical connecting rod is provided with ring flange, and the upper end of vertical connecting rod is connected with web plate by ring flange.
Flashboard is vertically arranged.Deslagging breach 11 is provided with in the middle part of flashboard base.The width of deslagging breach increases from top to bottom gradually.Overflow port 12 is provided with in the middle part of flashboard.The width of overflow port increases from bottom to top gradually.Be provided with cooling-water duct 10 in flashboard, and cooling-water duct is arranged around overflow port.Flashboard end face is provided with the water-in and water outlet that communicate with cooling-water duct.The one end in cooling water inlet pipe road is connected with water-in, and has at least section of tubing to be flexible pipe in cooling water inlet pipe road; Specifically, cooling water inlet pipe road, by the first hard water inlet pipe 23 be connected with water-in, is fixed on the second hard water inlet pipe 21 in frame, and the water inlet metallic hose 22 connecting the first hard water inlet pipe and the second hard water inlet pipe is formed.The length of water inlet metallic hose is greater than the spacing between the first hard water inlet pipe and the second hard water inlet pipe.One end, cooling water outlet pipe road is connected with water outlet, and also has at least section of tubing to be flexible pipe in cooling water outlet pipe road; Specifically, cooling water outlet pipe road, by the first hard rising pipe 33 be connected with water outlet, is fixed on the second hard rising pipe 31 in frame, and the flexible metal pipe as outlet 32 connecting the first hard rising pipe and the second hard rising pipe is formed.The length of flexible metal pipe as outlet is greater than the spacing between the first hard rising pipe and the second hard rising pipe.
As follows in the embody rule process of the hot molten slag shunting flap arrangement of the present embodiment:
As shown in Figure 2 and Figure 3, the blast furnace hot molten slag produced in blast furnace is discharged by blast furnace residue channel 13.Be connected by getting slag runner 14 between blast furnace residue channel with skull melting furnace, get slag runner one end and communicate with blast furnace residue channel, the other end communicates with skull melting furnace.
The hot molten slag shunting flap arrangement mid frame of the present embodiment is fixed on blast furnace residue channel side, and wherein flashboard 9 is arranged in blast furnace residue channel, and this flashboard need be positioned at the downstream of getting slag runner and blast furnace residue channel river conjunction.Flashboard is circulated in cooling-water duct by water coolant, thus realizes cooling flashboard, avoids flashboard temperature too high and softening, the burn into distortion of aggravation flashboard.
When skull melting furnace needs to introduce blast furnace hot molten slag, drive flashboard descending by cylinder or oil cylinder, insert in blast furnace residue channel; The blast furnace hot molten slag of the molten iron bottom blast furnace residue channel and the solid-state slag of high-melting-point is discharged by deslagging breach, and the blast furnace hot molten slag of blast furnace residue channel middle and upper part is introduced in skull melting furnace by getting slag runner; And when the flow of the blast furnace hot molten slag of discharging in blast furnace is greater than the flux values getting slag runner setting, slag unnecessary in blast furnace residue channel will be discharged from overflow port.
When skull melting furnace does not need to introduce blast furnace hot molten slag, drive flashboard up by cylinder or oil cylinder, flashboard is shifted out by blast furnace residue channel; Blast furnace hot molten slag is discharged by blast furnace residue channel smoothly.
Claims (7)
1. a hot molten slag shunting flap arrangement, it is characterized in that, comprise frame, cooling water inlet pipe road, cooling water outlet pipe road, flashboard and be arranged in frame for be elevated flashboard flashboard lifting executive device, described flashboard is vertically arranged, flashboard base place is provided with deslagging breach, overflow port is provided with in the middle part of flashboard, cooling-water duct is provided with in flashboard, and flashboard end face is provided with the water-in and water outlet that communicate with cooling-water duct, the one end in described cooling water inlet pipe road is connected with water-in, and in cooling water inlet pipe road, have at least section of tubing to be flexible pipe, one end, described cooling water outlet pipe road is connected with water outlet, and in cooling water outlet pipe road, also have at least section of tubing to be flexible pipe.
2. a kind of hot molten slag shunting flap arrangement according to claim 1, it is characterized in that, the width of described overflow port increases from bottom to top gradually.
3. a kind of hot molten slag shunting flap arrangement according to claim 1, it is characterized in that, the width of described deslagging breach increases from top to bottom gradually.
4. a kind of hot molten slag shunting flap arrangement according to claim 1 or 2 or 3, it is characterized in that, described flashboard top is provided with vertical connecting rod, described flashboard lifting executive device comprises and is arranged on vertical cylinder in frame or vertical oil cylinder, two are arranged on the vertical guide pin bushing in frame, be separately positioned on the guide rod in two vertical guide pin bushings and be arranged on the web plate of two lower end of the guide rod, the piston rod of described vertical cylinder or vertically oil cylinder down stretches out, and is fixed on web plate; The upper end of described vertical connecting rod up extends, and is fixed on web plate.
5. a kind of hot molten slag shunting flap arrangement according to claim 4, it is characterized in that, the upper end of described vertical connecting rod is provided with ring flange, and the upper end of described vertical connecting rod is connected with web plate by ring flange.
6. a kind of hot molten slag shunting flap arrangement according to claim 1 or 2 or 3, it is characterized in that, described cooling water inlet pipe road is by the first hard water inlet pipe be connected with water-in, be fixed on the second hard water inlet pipe in frame, and the water inlet metallic hose connecting the first hard water inlet pipe and the second hard water inlet pipe is formed; Described cooling water outlet pipe road, by the first hard rising pipe be connected with water outlet, is fixed on the second hard rising pipe in frame, and the flexible metal pipe as outlet connecting the first hard rising pipe and the second hard rising pipe is formed.
7. a kind of hot molten slag shunting flap arrangement according to claim 1 or 2 or 3, it is characterized in that, described cooling-water duct is arranged around overflow port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420406482.6U CN204125472U (en) | 2014-07-22 | 2014-07-22 | A kind of hot molten slag shunting flap arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420406482.6U CN204125472U (en) | 2014-07-22 | 2014-07-22 | A kind of hot molten slag shunting flap arrangement |
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| Publication Number | Publication Date |
|---|---|
| CN204125472U true CN204125472U (en) | 2015-01-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420406482.6U Expired - Fee Related CN204125472U (en) | 2014-07-22 | 2014-07-22 | A kind of hot molten slag shunting flap arrangement |
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| Country | Link |
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| CN (1) | CN204125472U (en) |
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2014
- 2014-07-22 CN CN201420406482.6U patent/CN204125472U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150128 Termination date: 20170722 |