CN220244306U - Slag bucket abrasion-proof device - Google Patents
Slag bucket abrasion-proof device Download PDFInfo
- Publication number
- CN220244306U CN220244306U CN202321682281.4U CN202321682281U CN220244306U CN 220244306 U CN220244306 U CN 220244306U CN 202321682281 U CN202321682281 U CN 202321682281U CN 220244306 U CN220244306 U CN 220244306U
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- CN
- China
- Prior art keywords
- adhesive tape
- slag
- pressing strip
- hopper
- slag hopper
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- 239000002893 slag Substances 0.000 title claims abstract description 153
- 239000002390 adhesive tape Substances 0.000 claims abstract description 135
- 239000000463 material Substances 0.000 claims abstract description 14
- 239000002253 acid Substances 0.000 claims abstract description 10
- 238000003825 pressing Methods 0.000 claims description 65
- 238000005299 abrasion Methods 0.000 claims description 11
- 230000007246 mechanism Effects 0.000 claims description 9
- 229910001220 stainless steel Inorganic materials 0.000 claims description 7
- 239000010935 stainless steel Substances 0.000 claims description 7
- 230000007704 transition Effects 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 abstract description 8
- 239000010959 steel Substances 0.000 abstract description 8
- 238000012423 maintenance Methods 0.000 abstract description 7
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 14
- PASHVRUKOFIRIK-UHFFFAOYSA-L calcium sulfate dihydrate Chemical compound O.O.[Ca+2].[O-]S([O-])(=O)=O PASHVRUKOFIRIK-UHFFFAOYSA-L 0.000 description 13
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 7
- 238000007599 discharging Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000013078 crystal Substances 0.000 description 4
- 239000010440 gypsum Substances 0.000 description 4
- 229910052602 gypsum Inorganic materials 0.000 description 4
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Inorganic materials [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 239000013049 sediment Substances 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 2
- 229910010271 silicon carbide Inorganic materials 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000004254 Ammonium phosphate Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 229910000148 ammonium phosphate Inorganic materials 0.000 description 1
- 235000019289 ammonium phosphates Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 239000002910 solid waste Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The utility model belongs to the technical field of wear resistance of material hoppers, and particularly relates to a slag hopper wear resistance device, which comprises a slag hopper and adhesive tapes, wherein the shape of the adhesive tapes spliced after being encircled is consistent with the shape of the inner wall of the slag hopper, the adhesive tapes are transversely paved around the inner wall of the slag hopper, and each circle of adhesive tapes are spliced and fixed at the head end and the tail end after being encircled; the upper part of the adhesive tape is fixed on the inner wall of the slag hopper, and the lower part of the adhesive tape is arranged in a suspending way; the slag hopper is sequentially provided with a plurality of layers of adhesive tapes from an upper opening to a lower outlet, and the lower part of the adhesive tape of the upper layer is arranged outside the adhesive tape of the lower layer and used for shielding the upper part of the adhesive tape of the lower layer. The wear-resistant structure has the advantages of simple and novel design, low investment cost, capability of effectively prolonging the service life of the slag discharge hopper, simple and convenient maintenance and low maintenance cost. On the basis that the adhesive tape has toughness and elasticity, a certain gap is needed between the acid-resistant conveying adhesive tape and the slag bucket steel plate, so that the adhesive tape has an elastic space, the elasticity is ensured, and the wear resistance is increased.
Description
Technical Field
The utility model belongs to the technical field of wear prevention of material hoppers, and particularly relates to a slag hopper wear prevention device.
Background
Phosphogypsum is generally gray black and gray white, the particle diameter is generally 5-50 mu m, and the content of crystal water is 20-25%. Phosphogypsum is a solid waste produced in the wet-process phosphoric acid process, and the components of phosphogypsum are mainly calcium sulfate dihydrate.
160m 2 Annual production P of rotary table type filter 2 O 5 15 ten thousand tons of phosphogypsum (calcium sulfate crystals) are produced, 75 ten thousand tons of calcium sulfate crystals are conveyed to a slag discharge hopper through a slag discharge screw, the annual production time is 300 days, 2500 tons per day, namely 104 tons of calcium sulfate crystals per hour, pass through the slag discharge hopper, namely phosphogypsum on the surface of a filter disc passes through the slag discharge screw, and the phosphogypsum is conveyed into the slag discharge hopper. In order to reduce the abrasion of phosphogypsum to the movable spiral sheet of the slag discharging screw and the slag hopper in the production process, circulating water is added before the slag discharging screw and at the slag hopper to dilute the phosphogypsum.
The slag hopper is generally made of a steel plate with the material of 316L, the plate thickness delta=10-12 mm,316L is a material which is commonly used in wet phosphoric acid, the slag hopper has proper toughness and wear resistance while resisting phosphoric acid corrosion, but the steel plate is abraded and communicated after the slag hopper is normally used for 3-4 months, the slag hopper is frequently stopped, the middle and lower thousand holes of the slag hopper are used for one year, patches are arranged everywhere, the thickness of a base steel plate is only 2-3mm, the slag hopper is forced to be replaced once a year, the slag hopper is replaced, and not only a slag discharging screw, a filter ring belt, a maintenance platform, a protective cover and the like are required to be disassembled, but also the production is influenced at least three days by one time of replacement; secondly, the slag hopper of the filter is a circular arc slag hopper, which is different from a common slag hopper and is more complicated to manufacture than the common slag hopper; thirdly, the slag hopper weighs about 2.5 tons, the material cost and the manufacturing cost are guaranteed to be 15 ten thousand yuan, the replacement cost is 5 ten thousand yuan, and the annual cost is 20 ten thousand yuan. Under the background, various anti-abrasion measures such as silicon carbide lining on the inner wall, metal lining abrasion-resistant plates, tetrafluoro lining abrasion-resistant composite materials and the like are continuously developed, the service life can be prolonged by 2-3 years, but the defects of high price and long construction time exist.
Disclosure of Invention
Aiming at the technical problems in the background technology, the utility model provides an anti-abrasion device for a slag hopper, which is mainly used for a slag hopper of a filter for producing dilute phosphoric acid. The design is simple and novel, the investment cost is low, the service life of the slag discharge hopper is effectively prolonged, the maintenance is simple and convenient, and the maintenance cost is low; the method has good market popularization and application value in the field of abrasion resistance of wet-process phosphoric acid slag discharge hoppers and small particle material hoppers.
In order to achieve the above purpose, the technical scheme provided by the utility model is as follows:
the slag hopper anti-abrasion device comprises a slag hopper and adhesive tapes, wherein the shape of the adhesive tapes spliced after being encircled is consistent with the shape of the inner wall of the slag hopper, the adhesive tapes are transversely paved around the inner wall of the slag hopper, and each circle of adhesive tapes are spliced and fixed at the head end and the tail end after being encircled; the upper part of the adhesive tape is fixed on the inner wall of the slag hopper, and the lower part of the adhesive tape is arranged in a suspending way; the slag hopper is sequentially provided with a plurality of layers of adhesive tapes from an upper opening to a lower outlet, and the lower part of the adhesive tape of the upper layer is arranged outside the adhesive tape of the lower layer and used for shielding the upper part of the adhesive tape of the lower layer.
Optionally, an annular elastic gap is formed between the adhesive tape and the slag hopper, and the elastic gap gradually increases from the upper end opening of the slag hopper to the lower end outlet direction of the slag hopper.
Optionally, the sticky tape passes through coupling mechanism to be fixed on the sediment fill inner wall, coupling mechanism includes first bolt, nut and first layering, the sediment fill inner wall is horizontal and vertical be provided with a plurality of first bolts at a distance from each other, sticky tape and layering are perforated according to first bolt interval, transversely wear to establish sticky tape and first layering on first bolt along the sediment fill inner wall to compress tightly fixedly with the nut.
Optionally, the upper layer of adhesive tape and the lower layer of adhesive tape are kept at a lap joint of 50-100mm for protecting the connecting mechanism of the lower layer of adhesive tape.
Optionally, the upper end and the lower end of a circle of adhesive tape at the bottommost end of the slag hopper discharge hole are pressed and fixed through a first pressing strip.
Optionally, the upper end of a circle of adhesive tape at the uppermost end of the slag hopper feeding hole is flush with the upper end of the slag hole, and is pressed and fixed through a first pressing strip.
Optionally, the round sticky tape at the uppermost end of the slag bucket feeding hole is pressed and fixed through a first pressing strip, the head end and the tail end of the first pressing strip are mutually spliced after being encircled, the first pressing strip is pressed and fixedly connected through a second bolt through a vertical second pressing strip, and the second bolt is welded on the inner wall of the slag bucket and sequentially penetrates through the sticky strip, the first pressing strip and the second pressing strip.
Optionally, each circle of adhesive tape is transversely paved and encircled and then spliced end to end, the end to end joints are staggered, the width of each joint is 50-100mm, and the adhesive tape and the second pressing strip are punched and pressed and fixed by penetrating through the third bolt.
Optionally, the adhesive tape is an acid-resistant conveying adhesive tape, and the first pressing strip and the second pressing strip are 316L stainless steel pressing strips.
Optionally, the upper part of the slag hopper is arc cuboid, the lower part of the slag hopper is a conical material opening, and the inner wall of the whole slag hopper is fully paved with adhesive tape; the adhesive tape and the pressing strip at the corner of the slag hopper are in smooth transition.
The utility model has the following advantages and beneficial effects:
the wear-resistant structure has the advantages of simple and novel design, low investment cost, capability of effectively prolonging the service life of the slag discharge hopper, simple and convenient maintenance and low maintenance cost.
1. The acid-resistant conveying adhesive tapes are all old adhesive tapes replaced by an ammonium phosphate factory, and the cost is zero;
2. compared with the replacement and lining of silicon carbide and the like every year, the cost of each slag hopper is about 2000 yuan by using 316L stainless steel pressing strips and bolts, and the annual cost of each slag hopper is saved by 10-20 ten thousand yuan/station slag hopper;
3. the operation is simple and easy, and the process is simple;
4. the filter is periodically stopped, cleaned and washed, and the filter can be completed by using a periodic stopping site for a plurality of hours without influencing production;
5. the acid resistance and the wear resistance of the acid-resistant conveying adhesive tape are well utilized, and a certain gap is needed between the acid-resistant conveying adhesive tape and the slag bucket steel plate on the basis that the adhesive tape has toughness and elasticity, so that an elastic space is provided, the elasticity is ensured, and the wear resistance is increased;
6. the wear-resistant slag bucket structure has strong applicability, and the service life of the slag bucket can be prolonged to more than 16 years by adopting the wear-resistant slag bucket structure.
Drawings
FIG. 1 is a block diagram of a slag bucket provided by the utility model;
FIG. 2 is a front view of the slag bucket provided by the utility model;
FIG. 3 is a top view of the slag bucket provided by the utility model;
FIG. 4 is an enlarged view of a portion of FIG. 3 at a;
FIG. 5 is a schematic view of the adhesive tape provided on the inner wall of the slag hopper according to the present utility model;
FIG. 6 is a cross-sectional view taken along the direction A-A in FIG. 5;
FIG. 7 is an enlarged view of a portion of FIG. 6 at c;
FIG. 8 is an enlarged view of a portion of FIG. 6 at d;
FIG. 9 is an enlarged view of a portion of FIG. 5 at b;
FIG. 10 is a schematic view of the end-to-end splicing of adhesive tapes on the inner wall of a slag hopper provided by the utility model;
FIG. 11 is a schematic view of the adhesive tape end-to-end splicing connection through a batten on the inner wall of the slag hopper;
FIG. 12 is an enlarged view of a portion of FIG. 11 at e;
icon: 1-slag hopper, 11-material opening, 2-first bolt, 21-nut, 3-adhesive tape, 4-first layering, 5-second layering, 6-second bolt, 7-third bolt, 8-elastic gap and 9-sealing layer.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples
As shown in figures 1-3, as a use scene of the slag hopper 1, phosphogypsum on the surface of a filter disc is fed into the slag hopper 1 through a slag discharging screw. The slag hopper 1 is generally made of a steel plate with a material of 316L, the plate thickness delta=10-12 mm, and 316L is a material which is commonly used in wet phosphoric acid, so that the slag hopper has proper toughness and wear resistance while resisting phosphoric acid corrosion; the upper part of the slag hopper 1 of the filter is arc cuboid, and the lower part is a conical material opening 11, which is different from the common slag hopper 1.
As shown in fig. 4 to 12, the slag bucket abrasion-proof device comprises a slag bucket 1 and an adhesive tape 3, wherein the shape formed by splicing the adhesive tape 3 after being encircled is consistent with the shape of the inner wall of the slag bucket 1, namely, according to the specific shape of the slag bucket 1, the shape of the adhesive tape 3 is correspondingly adapted to the specific shape of the slag bucket, so that the slag bucket abrasion-proof device can be suitable for slag buckets 1 with various shapes, such as cuboid shapes, cube shapes, cone shapes, cylinder shapes and the like.
As shown in fig. 10-12, the adhesive tapes 3 are transversely paved around the inner wall of the slag hopper 1, and each circle of adhesive tape 3 is spliced and fixed at the head end and the tail end after being encircled. The inner wall of the slag bucket 1 is transversely paved (in the horizontal direction in fig. 10), the slag bucket cannot be longitudinally paved, each circle of adhesive tape 3 is transversely paved, only one vertical lapping head is arranged, the width of the lapping head is 50-100mm, the slag bucket is also compacted by a 316L stainless steel pressing strip, the lapping head is required to be not aligned, gypsum is fed into the slag bucket 1 after being aligned, and the slag bucket 1 is ground through. The adhesive tape 3 is paved along the circumferential direction of the slag hopper 1, each circle only has one joint, namely a seam and a splicing point, the head and the tail of the adhesive tape 3 are mutually missed, overlapped and erected, and then pressed and fixed.
As shown in fig. 5 to 8, the upper part of the adhesive tape 3 is fixed on the inner wall of the slag hopper 1, and the lower part of the adhesive tape 3 is suspended; the slag bucket 1 is provided with a plurality of layers of adhesive tapes 3 from an upper opening to a lower outlet in sequence, the lower part of the adhesive tape 3 of the upper layer is arranged outside the adhesive tape 3 of the lower layer and used for shielding the upper part of the adhesive tape 3 of the lower layer and protecting the adhesive tape 3 of the lower ring and preventing materials from entering gaps between the adhesive tape 3 of the lower ring and the slag bucket 1, so that the inner wall of the slag bucket 1 is worn.
In actual operation, the inner wall of the whole slag bucket 1 is paved with the adhesive tape 3, and the adhesive tape 3 and the first pressing strip 4 at the corner of the slag bucket 1 are in smooth transition.
As shown in fig. 6 and 8, an annular elastic gap 8 is arranged between the adhesive tape 3 and the slag bucket 1, and the elastic gap 8 gradually increases from the upper end opening of the slag bucket 1 to the lower end outlet direction of the slag bucket 1. The adhesive tape 3 and the steel plate of the slag bucket 1 have a certain gap, so that an elastic space exists, the adhesive tape cannot be tightly adhered to a steel body like lining adhesive, and the adhesive tape is inelastic and not wear-resistant after being tightly adhered.
As shown in fig. 5-9, the adhesive tape 3 is fixed on the inner wall of the slag bucket 1 through a connecting mechanism, the connecting mechanism comprises a first bolt 2, a nut 21 and a first pressing strip 4, a plurality of first bolts 2 are transversely and vertically arranged on the inner wall of the slag bucket 1 at intervals, the adhesive tape 3 and the first pressing strip 4 are perforated according to the intervals of the first bolts 2, the adhesive tape 3 and the first pressing strip 4 are transversely arranged on the first bolts 2 along the inner wall of the slag bucket 1 in a penetrating mode, and the adhesive tape is pressed and fixed through the nut 21.
Further, the upper adhesive tape layer 3 and the lower adhesive tape layer 3 are kept at a lap joint of 50-100mm for protecting the connecting mechanism of the lower adhesive tape layer 3. In such a configuration, the lap of the upper ring of adhesive tape 3 is lapped on the lower ring, the lapping length exceeds the lower ring pressing bar by about 50mm (as shown in the middle h of fig. 8 for high illustration), the upper ring of adhesive tape 3 has a protective effect on the lower ring first pressing bar 4 and the first bolt 2, and meanwhile, materials are prevented from entering the contact gap between the lower ring of adhesive tape 3 and the slag bucket 1, so that abrasion is caused.
Further, the upper end and the lower end of a circle of adhesive tape 3 at the bottommost end of a discharge hole 11 of the slag hopper 1 are pressed and fixed through a first pressing strip 4. The upper edge and the lower edge of the lowest round of adhesive tape 3 are tightly pressed, so that the edge tilting of the lower edge of the adhesive tape 3 is prevented, and the discharging opening 11 of the slag hopper 1 is blocked.
Further, the upper end of a circle of adhesive tape 3 at the uppermost end of the slag bucket 1 is flush with the upper end of the slag hole, and is pressed and fixed through a first pressing strip 4. The uppermost round of bolts at the upper opening of the slag bucket 1 are transversely spaced by about 200mm, and are pressed by the first pressing strip 4, so that gypsum is prevented from entering between the adhesive tape 3 and the slag bucket 1.
As shown in fig. 3, 4 and 10-12, a circle of adhesive tape 3 at the uppermost end of the slag bucket 1 is pressed and fixed through a first pressing strip 4, the two ends of the first pressing strip 4 are mutually spliced after being encircled, the first pressing strip 4 is fixedly connected through a second bolt 6 after being pressed through a vertical second pressing strip 5, the first pressing strip 4 is fastened through the second bolt 6, the second bolt 6 is welded on the inner wall of the slag bucket 1, and the adhesive tape 3, the first pressing strip 4 and the second pressing strip 5 sequentially penetrate through.
As shown in fig. 4, the adhesive tapes 3 are overlapped in a staggered way from head to tail, and after being locked by the second bolts 6, the gap between the inner wall of the slag hopper 1 and the adhesive tape 3, and the gap between the first pressing strip 4 and the adhesive tape 3 is filled with sealant to form a sealing layer 9, so that protection is achieved.
Further, each circle of adhesive tape 3 is transversely paved and encircled, then is spliced end to end, the end to end joints are staggered, the width of each joint is 50-100mm, and the adhesive tape and the second pressing strip 5 are punched and pressed and fixed through the third bolt 7. When the adhesive tape 3 is transversely paved (in the horizontal direction in fig. 10), the adhesive tape cannot be longitudinally paved, each circle of transverse adhesive tape 3 only has one vertical lap, the lap width is 50-100mm, the second pressing strip 5 is used for pressing, the lap is required to be overlapped, the lap is staggered from head to tail, the head cannot be aligned, gypsum is fed into the head, and the slag hopper 1 can be ground through.
In the utility model, the adhesive tape 3 is an acid-resistant conveying adhesive tape 3, and the first pressing strip 4 and the second pressing strip 5 are 316L stainless steel pressing strips.
And (3) mounting an adhesive tape:
1. as shown in FIG. 5, welding M16 left and right 316L stainless steel bolts (first bolts 2) on the inner wall of the slag bucket 1, wherein the transverse spacing L is 200-500mm, the longitudinal spacing (height) is dependent on the height of the acid-resistant conveying adhesive tape 3, and the common H is 800-1200mm; according to the height dimension of the slag hopper 1, a proper number of turns is selected.
2. As shown in fig. 5 to 9, the adhesive tape 3 and the first pressing strip 4 are perforated on site according to the transverse distance between the first bolts 2, the adhesive tape 3 is firstly threaded on the welded first bolts 2 in the transverse direction, then the first pressing strip 4 is threaded, and the first pressing strip is pressed by nuts 21.
3. As shown in fig. 10-12, each circle of adhesive tape 3 (in the horizontal direction in fig. 10) transversely paved on the inner wall of the slag bucket 1 has only one vertical lap, the width of the lap is 50-100mm, and the lap is pressed by the second pressing strip 5. Each circle of adhesive tape 3 is pressed by one second pressing bar 5, and the adhesive tapes 3 of different layers cannot be pressed by the same second pressing bar 5.
4. The upper edge and the lower edge of the adhesive tape 3 at the lowest circle are pressed, so that the edge warping of the adhesive tape 3 at the lowest circle is prevented, and the blanking opening 11 is blocked.
5. The adhesive tape of a plurality of circles (a plurality of layers) that set up is at 1 inner wall of slag bucket, except the sticky tape 3 of the lower most circle, every round sticky tape 3 only upper portion is fixed at 1 inner wall of slag bucket, the unsettled setting of lower part is not fixed, keep 50-100mm overlap with lower circle, overlap of upper and lower circle does not need the layering, overlap department upper circle adhesive tape takes off and takes on lower circle first layering 4 and sticky tape 3, take off and take off the length with about exceeding lower circle layering 50mm (as shown in fig. 8), the lower extreme of upper circle sticky tape 3 has the guard action to first layering 4, the first bolt 2 of lower circle sticky tape 3 upper end.
6. The uppermost round of bolts at the upper opening of the slag bucket 1 are transversely spaced by about 200mm, and are pressed by the first pressing strip 4, so that gypsum is prevented from entering between the adhesive tape 3 and the slag bucket 1.
7. The acid-resistant conveying adhesive tape 3 and the stainless steel pressing strip at the corner of the slag hopper 1 can not be cut, and are in smooth transition;
8. the abrasion conditions of the first pressing strip 4, the second pressing strip 5, the first bolt 2, the second bolt 6, the third bolt 7 and the adhesive tape 3 are checked once every half year, and the abrasion is seriously repaired locally and replaced once every year.
The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (10)
1. The slag bucket anti-abrasion device is characterized by comprising a slag bucket and adhesive tapes, wherein the shape formed by splicing the adhesive tapes after being encircled is consistent with the shape of the inner wall of the slag bucket, the adhesive tapes are transversely paved around the inner wall of the slag bucket, and each circle of adhesive tapes are spliced and fixed at the head end and the tail end after being encircled; the upper part of the adhesive tape is fixed on the inner wall of the slag hopper, and the lower part of the adhesive tape is arranged in a suspending way; the slag hopper is sequentially provided with a plurality of layers of adhesive tapes from an upper opening to a lower outlet, and the lower part of the adhesive tape of the upper layer is arranged outside the adhesive tape of the lower layer and used for shielding the upper part of the adhesive tape of the lower layer.
2. The slag bucket abrasion-proof device according to claim 1, wherein: an annular elastic gap is formed between the adhesive tape and the slag hopper, and the elastic gap gradually increases from the upper end opening of the slag hopper to the lower end outlet direction of the slag hopper.
3. The slag bucket abrasion-proof device according to claim 1, wherein: the adhesive tape is fixed on the inner wall of the slag hopper through the connecting mechanism, the connecting mechanism comprises a first bolt, a nut and a first pressing strip, a plurality of first bolts are arranged on the inner wall of the slag hopper transversely and vertically at intervals, the adhesive tape and the pressing strip are perforated according to the first bolt intervals, the adhesive tape and the first pressing strip are penetrated on the first bolts transversely along the inner wall of the slag hopper, and the adhesive tape and the first pressing strip are pressed and fixed through the nut.
4. The slag bucket abrasion-proof device according to claim 3, wherein: the upper layer of adhesive tape and the lower layer of adhesive tape are kept at a lap joint of 50-100mm for protecting the connecting mechanism of the lower layer of adhesive tape.
5. The slag bucket abrasion-proof device according to claim 3, wherein: the upper end and the lower end of a circle of adhesive tape at the bottommost end of the slag hopper discharge hole are pressed and fixed through a first pressing strip.
6. The slag bucket abrasion-proof device according to claim 3, wherein: the upper end of a circle of adhesive tape at the uppermost end of the slag hopper feed inlet is flush with the upper end of the slag hopper inlet, and is pressed and fixed through a first pressing strip.
7. The slag bucket abrasion-proof device according to claim 6, wherein: the adhesive tape at the uppermost end of the slag hopper feeding hole is pressed and fixed through the first pressing strip, the head end and the tail end of the first pressing strip are mutually spliced after being encircled, the first pressing strip is pressed and fixed through the second bolt through the vertical second pressing strip, and the second bolt is welded on the inner wall of the slag hopper and sequentially penetrates through the adhesive tape, the first pressing strip and the second pressing strip.
8. The slag bucket abrasion-proof device according to claim 7, wherein: each circle of adhesive tape is transversely paved and encircled, then is spliced end to end, the end to end joints are staggered, the width of each joint is 50-100mm, and the adhesive tape and the second pressing strip are punched and pressed and fixed through a third bolt.
9. The slag bucket abrasion-proof device according to claim 8, wherein: the adhesive tape is an acid-resistant conveying adhesive tape, and the first pressing strip and the second pressing strip are 316L stainless steel pressing strips.
10. The slag bucket abrasion-proof device according to claim 1, wherein: the upper part of the slag hopper is arc cuboid, the lower part of the slag hopper is a conical material opening, and the inner wall of the whole slag hopper is fully paved with adhesive tapes; the adhesive tape and the pressing strip at the corner of the slag hopper are in smooth transition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321682281.4U CN220244306U (en) | 2023-06-28 | 2023-06-28 | Slag bucket abrasion-proof device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321682281.4U CN220244306U (en) | 2023-06-28 | 2023-06-28 | Slag bucket abrasion-proof device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220244306U true CN220244306U (en) | 2023-12-26 |
Family
ID=89269427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321682281.4U Active CN220244306U (en) | 2023-06-28 | 2023-06-28 | Slag bucket abrasion-proof device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220244306U (en) |
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2023
- 2023-06-28 CN CN202321682281.4U patent/CN220244306U/en active Active
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