CN207845161U - A kind of sealing device for yellow phosphorus roasting smelting furnace wall electrode - Google Patents

Abstract

The utility model provides a kind of sealing device for yellow phosphorus roasting smelting furnace wall electrode, including sealing flange, at least one seal box and multiple sealing drums, yellow phosphorus, which roasts, is equipped with electrode in smelting furnace, yellow phosphorus roasting smelts furnace outer wall and is equipped with pivot flange seat, electrode is stretched out by pivot flange seat, sealing flange is covered on the outside of pivot flange seat, multiple sealing drums cover composite electrode and are fixedly connected with sealing flange with stacking gradually, filler is filled between two sealing drums of arbitrary neighborhood, seal box fitting pivot flange seat is simultaneously fixedly connected with yellow phosphorus roasting smelting furnace outer wall, seal is filled in seal box；Using the technical solution of the utility model, escape furnace gas is prevented to generate chemical reaction with air from the root cause, avoid the pernicious gas in furnace gas, carbon monoxide and phosphorus pentoxide etc., which are lighted, generates serious consequence, effectively prevent the generation of phosphoric acid, service life of equipment is extended, sealing performance is improved, ensure that the normal production order.

Description

A kind of sealing device for yellow phosphorus roasting smelting furnace wall electrode

Technical field

The utility model belongs to phosphorus ore production technology equipment technology field, more particularly to a kind of for yellow phosphorus roasting smelting furnace The sealing device of wall electrode.

Background technology

Phosphorus production is the technological operation carried out under the conditions of 49~198Pa of micro-positive pressure, i.e. 6~20mm water column pressures.For Ensure that yellow phosphorus roasts smelting furnace performance number, needs often to lift electrode to supplement sacrificial electrode, adjusting electric load, stove in order to prevent Gas escapes pollution wasted air raw material from electrode hole, must be sealed to flange base surrounding, existing sealing device is usually Multiple sealing drums are set in flange base surrounding, then water is filled between these sealing barrels, are glossed over a fault using such Ah Device is referred to as water sealing device, when using this water sealing device, when furnace gas is escaped from electrode hole peripheral clearance and is gone out, due to Contain partially charged particle in furnace gas, these charged particles are contacted with water, and unpurified water has conductive capability, easy tos produce fire Flower, and the burning point of the gases such as CO, P2O5 in stove is relatively low, is easily ignited, and many adverse consequences are brought to phosphorus production, has The actual bodily harm to operating employee is even caused, and makes the semi-finished product " P2 O 5 " of yellow phosphorus in stove that can be lost in from stomata, and is produced Phenomena such as life injures the dense smoke of human body, while being accompanied by and burning, and burn into damages periphery electromechanical equipment, reduces yellow phosphorus The rate of recovery, enterprise's production cost is increased, further, since reacting with air after furnace gas leakage, in water tight enclosure bottom set Portion periphery can generate some phosphoric acid, corrode flange base and bell is let out to reduce the service life that yellow phosphorus bakes smelting furnace Maintenance down also have to be carried out when leaking serious, influences the normal production order, is rebuffed since electrode often tilts, and makes its electrode The water sealing device support base periphery in outside and water seal often by electric current breakdown, short circuit, phosphorus furnace transformer also therefore by Different degrees of impact and damage.

Utility model content

In order to solve the above technical problems, the utility model provide it is a kind of for yellow phosphorus roasting smelting furnace wall electrode it is close Seal apparatus.

The utility model is achieved by the following technical programs.

The utility model provides a kind of sealing device for yellow phosphorus roasting smelting furnace wall electrode, includes mainly Sealing Method Blue disk, at least one seal box and multiple sealing drums, yellow phosphorus roast and are equipped with electrode in smelting furnace, and yellow phosphorus roasting is smelted on furnace outer wall Equipped with pivot flange seat, the electrode is stretched out by the pivot flange seat, and the sealing flange is covered on the pivot flange Seat outside, the multiple sealing drum stack gradually electrode described in ground fitting and are fixedly connected with the sealing flange, arbitrary phase Be filled with filler between adjacent two sealing drums, pivot flange seat described in the seal box fitting and with outside yellow phosphorus roasting smelting furnace Wall is fixedly connected, and seal is filled in the seal box.

The filler is water.

The seal is silica flour sand.

The seal box is hollow form cylindrical shape.

The seal box wall thickness is 3mm to 6mm.

The seal box height is 250mm to 300mm.

The seal box is bolted by the first symmetrical babinet of shape and the second babinet use.

Gap is not less than 8mm between first babinet and second babinet connection junction.

It is additionally provided with felt pad between the sealing flange and pivot flange seat connection junction.

The material of the felt pad is asbestos.

The beneficial effects of the utility model are：Using the technical solution of the utility model, uses water-stop and sand is close The mode being combined is sealed, water-stop mode is for being sealed electrode excircle, and sand sealing means are mainly used for electrode Bottom pivot flange seat is sealed, since sandstone itself has preferable insulation performance, and pivot flange seat and sealing flange Corresponding felt pad also is provided between disk, though stove its from yellow phosphorus roast smelting furnace in escape when, due to asbestos insulation pad It is insulator with sandstone seal, prevents escape furnace gas to generate chemical reaction with air from the root cause, avoid in furnace gas Pernicious gas, carbon monoxide and phosphorus pentoxide etc., which are lighted, generates serious consequence, also prevents the generation of phosphoric acid, effectively protects Production equipment has been protected, the service life of production equipment has been extended, effectively increases sealing performance, has prevented furnace gas leakage etc. and has asked Topic, improves the operating environment of employee and equipment, alleviates staff labor intensity, ensure that the normal production order of enterprise, have Conducive to raising Business Economic Benefit.

Description of the drawings

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the front view of the utility model seal box；

Fig. 3 is the vertical view of the utility model seal box.

In figure：1- sealing flanges, 2- seal boxs, 3- sealing drums, 4- yellow phosphorus roast smelting furnace, 5- pivot flange seats, 6- Filler, 7- seals, the first babinets of 8-, the second babinets of 9-, 10- bolts, 11- electrodes, 12- felt pads.

Specific implementation mode

Be described further below the technical solution of the utility model, but claimed range be not limited to it is described.

As shown in Figure 1, Figure 2, Figure 3 shows, the utility model provides a kind of sealing for yellow phosphorus roasting smelting furnace wall electrode Device, including sealing flange 1, at least one seal box 2 and multiple sealing drums 3, yellow phosphorus, which roasts, is equipped with electrode in smelting furnace 4 11, yellow phosphorus roasts 4 outer wall of smelting furnace and is equipped with pivot flange seat 5, and electrode 11 is stretched out by pivot flange seat 5, and sealing flange 1 covers Together in 5 outside of pivot flange seat, multiple sealing drums 3 cover composite electrode 11 and are fixedly connected with sealing flange 1, appointed with stacking gradually It anticipates and is filled with filler 6 between two neighboring sealing drum 3,2 fitting pivot flange seat 5 of seal box simultaneously roasts smelting furnace 4 with yellow phosphorus Outer wall is fixedly connected, and seal 7 is filled in seal box 2.

Using the technical solution of the utility model, uses water-stop and sand seals the mode being combined, water-stop mode For being sealed to electrode excircle, and sand sealing means are mainly used for being sealed electrode base pivot flange seat, by There is preferable insulation performance in sandstone itself, and also be provided with corresponding felt pad between pivot flange seat and sealing flange, Even if stove its from yellow phosphorus roast smelting furnace in escape when, since asbestos insulation pad and sandstone seal are insulator, from It prevents escape furnace gas to generate chemical reaction with air in root, avoids the pernicious gas in furnace gas, carbon monoxide and five oxygen Change two phosphorus etc. and light and generate serious consequence, also prevent the generation of phosphoric acid, effective protection production equipment extends production and sets Standby service life the problems such as effectively increasing sealing performance, prevented furnace gas leakage, improves the operation ring of employee and equipment Border alleviates staff labor intensity, ensure that the normal production order of enterprise, is conducive to improve Business Economic Benefit.

Further, filler 6 is water.

Further, seal 7 is silica flour sand.Using seal 7 made of this material, on the one hand have good Insulation performance, on the other hand, can high temperature resistant, when furnace body be under hot environment, make pivot flange seat and sealing flange it Between the service life of felt pad extended, avoid aging, avoid the variation of expanded by heating rate or contract on cooling rate, because And fundamentally avoid furnace gas leakage.

Further, as shown in Figure 2 and Figure 3, seal box 2 is hollow form cylindrical shape.

Further, 2 wall thickness of seal box is 3mm to 6mm.

Further, 2 height of seal box is 250mm to 300mm.

Further, seal box 2 connected using bolt 10 by the first symmetrical babinet 8 of shape and the second babinet 9 and At.

Further, gap is not less than 8mm between the first babinet 8 and the second babinet 9 connection junction.Seal box 2 is preferred It is made using the stainless steel plate that thickness is 4mm, bolt 10 it is preferable to use 4, the bolt that specification is M14*50mm, making by seal box 2 It when making, is cut first according to drawing size, cutting plank, the diameter of round sand seal cylinder babinet will be roasted according to every yellow phosphorus The diameter of used water sealing device determines on electrode used in smelting furnace and electrode periphery, it is preferable that sealing The diameter of case 2 should be bigger 400mm than water sealing device outer diameter on the outside of electrode, and seal box 2 is about highly 250-300mm, in cylinder type It after 2 welding fabrication of seal box, is divided into two from centre, cutting is divided into two semicircular bodies, is incited somebody to action in the cut end of two semicircle babinets Hinge " ear " welding is got on, and entire production process is so far completed, and directly in place to use, combination is installed and used, first before installation First the bell of the flange support base surrounding of the water sealing device on the outside of electrode is cut off, on the outside of the straight diameter ratio electrode after making it cut off The flange support base big 100mm of built-in fitting diameter of water sealing device make bell part and the watertight on the outside of electrode by cutting off The completely separated state of flange support base built-in fitting of seal apparatus.It avoids so in process of production since electrode often inclines Oblique impact wall, and make water sealing device support base periphery and water seal on the outside of its electrode by electric current breakdown, short circuit, damage phosphorus stove The generation of Accident of Transformer.

Further, sealing flange 1 and pivot flange seat 5 are additionally provided with felt pad 12 between connecting junction.Further The material on ground, felt pad 12 is asbestos.On the one hand, asbestos insulation pad 12 has excellent insulation performance, on the other hand also has Good high temperature resistance has prevented escape furnace gas and air and has reacted situations such as then lighting completely.

Claims (10)

1. a kind of sealing device for yellow phosphorus roasting smelting furnace wall electrode, it is characterised in that：Including sealing flange (1), At least one seal box (2) and multiple sealing drums (3), yellow phosphorus roast and are equipped with electrode (11) in smelting furnace (4), and yellow phosphorus roasting is smelted Stove (4) outer wall is equipped with pivot flange seat (5), and the electrode (11) is stretched out by the pivot flange seat (5), the sealing flange Disk (1) is covered on the outside of the pivot flange seat (5), and the multiple sealing drum (3) stacks gradually electrode (11) described in ground fitting And be fixedly connected with the sealing flange (1), filler (6) is filled between two sealing drums (3) of arbitrary neighborhood, it is described close Pivot flange seat (5) described in joint sealing (2) fitting is simultaneously fixedly connected with yellow phosphorus roasting smelting furnace (4) outer wall, in the seal box (2) Filled with seal (7).

2. the sealing device for yellow phosphorus roasting smelting furnace wall electrode as described in claim 1, it is characterised in that：It is described to fill out It is water to fill object (6).

3. the sealing device for yellow phosphorus roasting smelting furnace wall electrode as described in claim 1, it is characterised in that：It is described close It is silica flour sand to seal body (7).

4. the sealing device for yellow phosphorus roasting smelting furnace wall electrode as described in claim 1, it is characterised in that：It is described close Joint sealing (2) is hollow form cylindrical shape.

5. the sealing device for yellow phosphorus roasting smelting furnace wall electrode as claimed in claim 4, it is characterised in that：It is described close Joint sealing (2) wall thickness is 3mm to 6mm.

6. the sealing device for yellow phosphorus roasting smelting furnace wall electrode as claimed in claim 4, it is characterised in that：It is described close Joint sealing (2) height is 250mm to 300mm.

7. the sealing device for yellow phosphorus roasting smelting furnace wall electrode as described in claim 1, it is characterised in that：It is described close Joint sealing (2) is formed by connecting by symmetrical the first babinet (8) of shape and the second babinet (9) using bolt (10).

8. the sealing device for yellow phosphorus roasting smelting furnace wall electrode as claimed in claim 7, it is characterised in that：Described Gap is not less than 8mm between one babinet (8) connect junction with second babinet (9).

9. the sealing device for yellow phosphorus roasting smelting furnace wall electrode as described in claim 1, it is characterised in that：It is described close Envelope ring flange (1), which is connect with pivot flange seat (5) between junction, is additionally provided with felt pad (12).

10. the sealing device for yellow phosphorus roasting smelting furnace wall electrode as claimed in claim 9, it is characterised in that：It is described The material of felt pad (12) is asbestos.