CN204677958U - A kind of two points of double layers abnormity wear resistant and impact resistant bend pipe - Google Patents
A kind of two points of double layers abnormity wear resistant and impact resistant bend pipe Download PDFInfo
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- CN204677958U CN204677958U CN201520139938.1U CN201520139938U CN204677958U CN 204677958 U CN204677958 U CN 204677958U CN 201520139938 U CN201520139938 U CN 201520139938U CN 204677958 U CN204677958 U CN 204677958U
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Abstract
The utility model discloses a kind of two points of double layers abnormity wear resistant and impact resistant bend pipe, it is made up of two points of double-deck bend pipes, flange, wear-resistant sleeves; Flange is welded on of two points of double-deck bend pipes by seam flange, and wear-resistant sleeve is arranged on the other end of two points of double-deck bend pipes by wear-resistant sleeve conjunction surface; The curved weld seam of size be two points of double-deck elbow pipe weldings shaping time produce weld seam; These two points of double layer wear resistant and impact resistant bend pipes for building, mine, metallurgy, electric power, oil, coal, the industry such as grain processing rugged environment, be designed to two points of double-deck unique textures, be divided into protective layer and wearing layer, wear resistance is high; Outer protective layer adopts the material such as low alloy steel or medium and low carbon steel, makes bend pipe overall weight alleviate more than 10%, reaches and reduce costs, and saves material, the object economized on resources; Long service life, cost performance is high; Easy realization is produced in enormous quantities, and steady quality is reliable, and Safety performance is high.
Description
technical field:
The utility model relates to the transporting elbow structure of the industries such as a kind of building, mine, metallurgy, electric power, oil, coal, grain processing, particularly a kind of two points of double layers abnormity wear resistant and impact resistant bend pipe.
background technique:
The forming technique of bend pipe mainly contains casting, compression molding etc., and they are all rely on shaping die, is generated by cast or hot cold-press process profiling; No matter be any machinery equipment and pipeline, major part all uses bend pipe, mainly in order to carry various material; The material of bend pipe has the materials such as cast iron, stainless steel, alloyed steel, malleable cast iron, carbon steel, non-ferrous metal and plastics; In the industries such as building, mine, metallurgy, electric power, oil, coal, grain processing, the conveying of material is carried by pipeline pressure, delivery pipe is subject to larger pressure and serious wearing and tearing, and therefore to delivery pipe, particularly bridge piece has higher combination property requirement; Improve the working life of bend pipe, now become the difficult problem being difficult to capture.
Bend pipe is the most widely used is at present individual layer Technique of High Magnesium Bend Pipe, also has the double-deck rich chromium cast iron bend pipe of a small amount of use; Individual layer Technique of High Magnesium Bend Pipe wear-resisting property is poor, and hardness is low, and Security is low; Double-layer wear-resistant bend pipe cost is high, and quality is better, and wear-resisting property is excellent, and hardness is high, and Security is high, but cost performance is not high; Develop a kind of excellent performance, cost is low, Security is good abrasion-proof bent tube is the work of whole industry in the urgent need to carrying out, under grasping the mechanism of pipe wear and different operating state, the type of flow of material, simulate the region that pipeline is the most easy to wear, and can to this region, improve wearing layer thickness or improve the wear-resisting property of this region material, to reach the overall object improving the bend pipe life-span, for client is cost-saving, for society economizes on resources.
summary of the invention:
The purpose of this utility model is the shortcoming being to overcome prior art existence, provides a kind of two points of double layers abnormity wear resistant and impact resistant bend pipes.
The utility model adopts following structure and parts to realize its goal of the invention: a kind of two points of double layers abnormity wear resistant and impact resistant bend pipe, and it is made up of two points of double-deck bend pipes 1, flange 2, wear-resistant sleeves 3; Flange 2 is welded on of two points of double-deck bend pipes 1 by seam flange 4, and wear-resistant sleeve 3 is arranged on the other end of two points of double-deck bend pipes 1 by wear-resistant sleeve conjunction surface 5; The weld seam that the curved weld seam of size 4 produces when being two points of double-deck bend pipe 1 welding fabrications.
The utility model in order to protect the wearing layer of bend pipe internal layer can not transport at bend pipe, install, in using process by external force collision, impact distortion, damage, and be subject to materials inside impact force and cause being out of shape the function even damaged, be provided with large curved outer protection bend pipe 9 and little curved outer protection bend pipe 16; And be provided with on large curved outer protection bend pipe 9 in conjunction surface 11 in large curved outer protection bend pipe, large curved outer protection bend pipe agree with inclined-plane 12, large curved outer protection bend pipe connects draw-in groove 13, little curved outer protection bend pipe 16 is provided with conjunction surface 18 in little curved outer protection bend pipe, little curved outer protection bend pipe connects in draw-in groove 19, little curved outer protection bend pipe and agree with inclined-plane 20; Large curved outer protection bend pipe 9 and little curved outer protection bend pipe 16 cross section are the circular arc of any number of degrees, but the circle that cross section must form 360 degree combined by two semicanals.
The utility model, in order to increase the wear-resisting functions in large curved neutral position, is provided with large curved interior abrasion-proof bent tube 10; And be provided with outside the outer conjunction surface 14 of large curved interior abrasion-proof bent tube, large curved interior abrasion-proof bent tube in large curved interior abrasion-proof bent tube 10 outside and agree with inclined-plane 15; The outer conjunction surface 14 of large curved interior abrasion-proof bent tube is large curved interior abrasion-proof bent tube 10 periphery; Wherein large curved interior abrasion-proof bent tube 10 is designed to from A end thickening gradually to middle B point, and thickening gradually to middle B point from C end, both sides D is thickening gradually to middle E, ensure that the high wear resistance in large curved neutral position.
The utility model curvedly possesses wear-resisting property to keep little, is provided with little curved interior abrasion-proof bent tube 17; And be provided with outside the outer conjunction surface 21 of little curved interior abrasion-proof bent tube, little curved interior abrasion-proof bent tube in little curved interior abrasion-proof bent tube 17 outside and agree with inclined-plane 22; The outer conjunction surface 21 of little curved interior abrasion-proof bent tube is little curved interior abrasion-proof bent tube 17 periphery; Its medium and small curved interior abrasion-proof bent tube 17 is designed to uniform thickness and not uniform thickness, ensures littlely curvedly to possess corresponding wear resistance.
The utility model is convenient to the function of connection in order to realize bend pipe, be provided with flange 2, and on flange 2, be provided with flange draw-in groove 24, flange agrees with inclined-plane 23.
The utility model, in order to increase the service life and ensure to be connected with the smooth and easy of other parts, is provided with wear-resistant sleeve 3, and is provided with wear-resistant sleeve thereon and agrees with inclined-plane 25; Wear-resistant sleeve agrees with inclined-plane 25 and is located on the cylindrical of wear-resistant sleeve 3.
Owing to have employed the technical combinations scheme of above structure member, the utility model achieves its goal of the invention preferably, these two points of double layer wear resistant and impact resistant bend pipes are used for building, mine, metallurgical, electric power, oil, coal, the rugged environment of the industries such as grain processing, be designed to two points of double-deck unique textures, be divided into protective layer and wearing layer, protective layer protection wearing layer can not because bend pipe be in transport, install and collide by external force in using process, impact and distortion even damages, and be subject to materials inside impact force and cause distortion even to damage, wearing layer pipe thickness uneven distribution is (thickening gradually to middle B point from A end, thickening gradually to middle B point from C end, both sides D is thickening gradually to middle E), serious wear during use, easily worn out intermediate portion wall portion is thicker, thus improve the working life of bend pipe, the wear-resisting adpting flange of design is convenient to the connection of bend pipe and other equipment, and the wear-resistant sleeve of wear-resisting adpting flange inside ensure that the wear resistance of mouth end, extends the working life of wear-resisting adpting flange and improve its sealing, the high-abrasive materials such as the wearing layer that internal layer wearing layer can adopt rich chromium cast iron, medium chrome cast iron, low-chromium cast-iron, pottery, cemented carbide, Bearing Steel, alloyed steel, macromolecular material, wear resistance electrode built-up welding is formed, can make the wear resistance of bend pipe improve more than several times, outer protective layer adopts low alloy steel or middle low carbon steel, such design at least can make bend pipe overall weight alleviate more than 10%, reaches and reduces costs, and saves material, the object economized on resources, long service life, price is low, and cost performance improves more than several times, also easily realize producing in enormous quantities, steady quality is reliable, and Safety performance is high.
accompanying drawing illustrates:
Accompanying drawing 1 is overall structure schematic diagram of the present utility model.
Accompanying drawing 2 is overall structure generalized sections of the present utility model.
Accompanying drawing 3 is structural representations of the utility model mark 1.
Accompanying drawing 4 is structural representations of the utility model mark 7.
Accompanying drawing 5 is cross-sectional view of the utility model mark 7.
Accompanying drawing 6 is structural representations of the utility model mark 9.
Accompanying drawing 7 is cross section structure schematic diagram of the utility model mark 9.
Accompanying drawing 8 is structural representations of the utility model mark 10.
Accompanying drawing 9 is cross section structure schematic diagram of the utility model mark 10.
Accompanying drawing 10 is cross-sectional configuration schematic diagram of the utility model mark 10.
Accompanying drawing 11 is structural representations of the utility model mark 8.
Accompanying drawing 12 is cross-sectional view of the utility model mark 8.
Accompanying drawing 13 is structural representations of the utility model mark 16.
Accompanying drawing 14 is cross-sectional view of the utility model mark 16.
Accompanying drawing 15 is structural representations of the utility model mark 17.
Accompanying drawing 16 is cross-sectional view of the utility model mark 17.
Accompanying drawing 17 is structural representations of the utility model mark 2.
Accompanying drawing 18 is cross-sectional view of the utility model mark 2.
Accompanying drawing 19 is structural representations of the utility model mark 3.
Accompanying drawing 20 is cross-sectional view of the utility model mark 3.
Accompanying drawing 21 is combination scheme of installations of the utility model mark 2,3.
Description of reference numerals is shown in specification last page form.
embodiment:
Below in conjunction with accompanying drawing, model utility content is described further:
embodiment 1:
From accompanying drawing: a kind of two points of double layers abnormity wear resistant and impact resistant bend pipe, it is made up of two points of double-deck bend pipes 1, flange 2, wear-resistant sleeves 3; Flange 2 is welded on of two points of double-deck bend pipes 1 by seam flange 4, and wear-resistant sleeve 3 is arranged on the other end of two points of double-deck bend pipes 1 by wear-resistant sleeve conjunction surface 5; The weld seam that the curved weld seam of size 4 produces when being two points of double-deck bend pipe 1 welding fabrications.
The utility model in order to protect the wearing layer of bend pipe internal layer can not transport at bend pipe, install, in using process by external force collision, impact distortion, damage, and be subject to materials inside impact force and cause being out of shape the function even damaged, be provided with large curved outer protection bend pipe 9 and little curved outer protection bend pipe 16; And be provided with on large curved outer protection bend pipe 9 in conjunction surface 11 in large curved outer protection bend pipe, large curved outer protection bend pipe agree with inclined-plane 12, large curved outer protection bend pipe connects draw-in groove 13, little curved outer protection bend pipe 16 is provided with conjunction surface 18 in little curved outer protection bend pipe, little curved outer protection bend pipe connects in draw-in groove 19, little curved outer protection bend pipe and agree with inclined-plane 20; Large curved outer protection bend pipe 9 and little curved outer protection bend pipe 16 cross section are the circular arc of any number of degrees, but the circle that cross section must form 360 degree combined by two semicanals.
The utility model, in order to increase the wear-resisting property in large curved neutral position, is provided with large curved interior abrasion-proof bent tube 10; And be provided with outside the outer conjunction surface 14 of large curved interior abrasion-proof bent tube, large curved interior abrasion-proof bent tube in large curved interior abrasion-proof bent tube 10 outside and agree with inclined-plane 15; The outer conjunction surface 14 of large curved interior abrasion-proof bent tube is large curved interior abrasion-proof bent tube 10 periphery; Wherein large curved interior abrasion-proof bent tube 10 is designed to from A end thickening gradually to middle B point, and thickening gradually to middle B point from C end, both sides D is thickening gradually to middle E, ensure that the high wear resistance in large curved neutral position.
The utility model curvedly possesses wear-resisting property to keep little, is provided with little curved interior abrasion-proof bent tube 17; And be provided with outside the outer conjunction surface 21 of little curved interior abrasion-proof bent tube, little curved interior abrasion-proof bent tube in little curved interior abrasion-proof bent tube 17 outside and agree with inclined-plane 22; The outer conjunction surface 21 of little curved interior abrasion-proof bent tube is little curved interior abrasion-proof bent tube 17 periphery; Its medium and small curved interior abrasion-proof bent tube 17 is designed to uniform thickness and not uniform thickness, ensures littlely curvedly to possess corresponding wear resistance.
The utility model is convenient to the function of connection in order to realize bend pipe, be provided with flange 2, and on flange 2, be provided with flange draw-in groove 24, flange agrees with inclined-plane 23.
The utility model, in order to increase the service life and ensure to be connected with the smooth and easy of other parts, is provided with wear-resistant sleeve 3, and is provided with wear-resistant sleeve thereon and agrees with inclined-plane 25; Wear-resistant sleeve agrees with inclined-plane 25 and is located on the cylindrical of wear-resistant sleeve 3.
Two points of double-deck bend pipes 1 described in the utility model refer to: be made up of bilayer curved greatly 7, double-deck little curved 8; As shown in Figure 3, as shown in Figure 3, its design attitude is as marked shown in 1 in accompanying drawing 1,2 for its structure for its structure.
Flange 2 described in the utility model refers to: which is provided with flange draw-in groove 24, flange agrees with inclined-plane 23; Its effect is the connection being convenient to bend pipe and other equipment; Its structure is as shown in accompanying drawing 17,18, and its design attitude is as marked shown in 2 in accompanying drawing 1,2.
Wear-resistant sleeve 3 described in the utility model refers to: cast by rich chromium cast iron, low-chromium cast-iron, medium chrome cast iron, alloyed steel, Bearing Steel forge and press, pottery, sintering cemented carbide, the wear-resistant sleeve that synthesis of polymer material and wear resistance electrode built-up welding are made; Be provided with wear-resistant sleeve thereon and agree with inclined-plane 25; Its effect is the working life and the raising sealing that extend bend pipe; Its structure is as shown in accompanying drawing 19,20, and its design attitude is as marked shown in 3 in accompanying drawing 1,2.
Seam flange 4 described in the utility model refers to: flange 2 is welded on the weld seam that two points of double-deck bend pipes 1 produce; Its design attitude is as marked shown in 4 in accompanying drawing 1.
Wear-resistant sleeve conjunction surface 5 described in the utility model refers to: wear-resistant sleeve 3 is arranged on the conjunction surface on two points of double-deck bend pipes 1; Its design attitude is as marked shown in 5 in accompanying drawing 1,2.
The curved weld seam of size described in the utility model 6 refers to: double-deck little curved 8 are welded on the weld seam produced on double-deck curved greatly 7; Its design attitude is as marked shown in 6 in accompanying drawing 1,2.
Bilayer described in the utility model curved greatly 7 refers to: the constituent elements of two points of double-deck bend pipes 1; It is made up of with large curved interior abrasion-proof bent tube 10 large curved outer protection bend pipe 9; Its structure is as shown in accompanying drawing 4,5, and its design attitude is as marked shown in 7 in accompanying drawing 3.
Bilayer described in the utility model little curved 8 refers to: the constituent elements of two points of double-deck bend pipes 1; It is made up of with little curved interior abrasion-proof bent tube 17 little curved outer protection bend pipe 16; Its structure is as shown in accompanying drawing 11,12, and its design attitude is as marked shown in 8 in accompanying drawing 3.
Large curved outer protection bend pipe 9 described in the utility model refers to: the bend pipe forged and pressed by low alloy steel or middle low carbon steel; Which is provided with in conjunction surface 11 in large curved outer protection bend pipe, large curved outer protection bend pipe and agree with inclined-plane 12, large curved outer protection bend pipe connection draw-in groove 13, its effect is that the wearing layer of protection bend pipe internal layer even can not damage by external force collision, impact and be out of shape in transportation, installation and use process because of bend pipe, and is subject to materials inside impact force and causes being out of shape and even damage; As illustrated in 6,7, its design attitude is as marked shown in 9 in accompanying drawing 4,5 for its structure.
Large curved interior abrasion-proof bent tube 10 described in the utility model refers to: cast by rich chromium cast iron, low-chromium cast-iron, medium chrome cast iron, alloyed steel, Bearing Steel forge and press, pottery, sintering cemented carbide, the wearing layer bend pipe that synthesis of polymer material and wear resistance electrode built-up welding are made; Which is provided with outside the outer conjunction surface 14 of large curved interior abrasion-proof bent tube, large curved interior abrasion-proof bent tube and agree with inclined-plane 11; Large curved interior abrasion-proof bent tube 10 is designed to from A end thickening gradually to middle B point, and thickening gradually to middle B point from C end, both sides D is thickening gradually to middle E, and its effect is the wear resistance increasing large curved neutral position; As shown in Figure 8, as shown in Figure 9, as shown in Figure 10, its design attitude is as marked shown in 10 in accompanying drawing 4,5 for its section for its section for its structure.
In large curved outer protection bend pipe described in the utility model, conjunction surface 11 refers to: be located at the conjunction surface on large curved outer protection bend pipe 9; In large curved outer protection bend pipe, conjunction surface 11 agrees with mutually with the outer conjunction surface 14 of the large curved interior abrasion-proof bent tube on large curved interior abrasion-proof bent tube 10, and its effect is the installation being convenient to large curved outer protection bend pipe 9 and large curved interior abrasion-proof bent tube 10; Its design attitude is as marked shown in 11 in accompanying drawing 6,7.
Agree with inclined-plane 12 in large curved outer protection bend pipe described in the utility model to refer to: be located at the conjunction surface on large curved outer protection bend pipe 9; The wear-resistant sleeve agreed with in large curved outer protection bend pipe on inclined-plane 12 and wear-resistant sleeve 3 agrees with inclined-plane 25 and mutually agrees with; Its effect is convenient to wear-resistant sleeve 3 install; Its design attitude is as marked shown in 12 in accompanying drawing 6,7.
Large curved outer protection bend pipe described in the utility model connects draw-in groove 13 and refers to: be located at the connection draw-in groove on large curved outer protection bend pipe 9; Its effect is convenient to bend pipe be connected with other Pipe installing; Its design attitude is as marked shown in 13 in accompanying drawing 6,7.
The outer conjunction surface 14 of large curved interior abrasion-proof bent tube described in the utility model refers to: be located at the conjunction surface on large curved interior abrasion-proof bent tube 10; In large curved outer protection bend pipe on itself and large curved outer protection bend pipe 9, conjunction surface 11 agrees with mutually, and its effect is the installation being convenient to large curved outer protection bend pipe 9 and large curved interior abrasion-proof bent tube 10; Its design attitude is as marked shown in 14 in accompanying drawing 8,9,10.
Agree with inclined-plane 15 outside large curved interior abrasion-proof bent tube described in the utility model to refer to: be located at the conjunction surface on large curved interior abrasion-proof bent tube 10; The flange agreed with outside large curved interior abrasion-proof bent tube on inclined-plane 15 and flange 2 agrees with inclined-plane 24 and mutually agrees with; Its effect is convenient to flange 2 install; Its design attitude is as marked shown in 15 in accompanying drawing 9.
Little curved outer protection bend pipe 16 described in the utility model refers to: the bend pipe forged and pressed by low alloy steel or middle low carbon steel; Which is provided with in conjunction surface 18 in little curved outer protection bend pipe, little curved outer protection bend pipe connection draw-in groove 19, little curved outer protection bend pipe and agree with inclined-plane 20; Its effect is that the wearing layer of protection bend pipe internal layer even can not damage by external force collision, impact and be out of shape in transportation, installation and use process because of bend pipe, and is subject to materials inside impact force and causes being out of shape and even damage; Its structure is as shown in accompanying drawing 13,14, and its design attitude is as marked shown in 16 in accompanying drawing 11,12.
Little curved interior abrasion-proof bent tube 17 described in the utility model refers to: cast by rich chromium cast iron, low-chromium cast-iron, medium chrome cast iron, alloyed steel, Bearing Steel forge and press, pottery, sintering cemented carbide, the abrasion-proof bent tube that synthesis of polymer material and wear resistance electrode built-up welding are made; Which is provided with outside the outer conjunction surface 21 of little curved interior abrasion-proof bent tube, little curved interior abrasion-proof bent tube and agree with inclined-plane 22; Its effect is the wear resistance increasing bend pipe; Its structure is as shown in accompanying drawing 15,16, and its design attitude is as marked shown in 17 in accompanying drawing 11,12.
In little curved outer protection bend pipe described in the utility model, conjunction surface 18 refers to: be located at the conjunction surface on little curved outer protection bend pipe 16; In little curved outer protection bend pipe, conjunction surface 18 agrees with mutually with the outer conjunction surface 21 of the little curved interior abrasion-proof bent tube on little curved interior abrasion-proof bent tube 17; Its effect is the installation being convenient to little curved outer protection bend pipe 16 and little curved interior abrasion-proof bent tube 17; Its design attitude is as marked shown in 13 in accompanying drawing 13,14.
Little curved outer protection bend pipe described in the utility model connects draw-in groove 19 and refers to: be located at the connection draw-in groove on little curved outer protection bend pipe 16; Its effect is convenient to bend pipe be connected with other Pipe installing; Its design attitude is as marked shown in 19 in accompanying drawing 13,14.
Agree with inclined-plane 20 in little curved outer protection bend pipe described in the utility model to refer to: be located at the conjunction surface on little curved outer protection bend pipe 16; The wear-resistant sleeve agreed with in little curved outer protection bend pipe on inclined-plane 20 and wear-resistant sleeve 3 agrees with inclined-plane 25 and mutually agrees with; Its effect is convenient to wear-resistant sleeve 3 install; Its design attitude is as marked shown in 20 in accompanying drawing 13,14.
The outer conjunction surface 21 of little curved interior abrasion-proof bent tube described in the utility model refers to: be located at the conjunction surface on little curved interior abrasion-proof bent tube 17; The outer conjunction surface 21 of little curved interior abrasion-proof bent tube agrees with mutually with conjunction surface 18 in the little curved outer protection bend pipe on little curved outer protection bend pipe 16; Its effect is the installation being convenient to little curved outer protection bend pipe 16 and little curved interior abrasion-proof bent tube 17; Its design attitude is as marked shown in 21 in accompanying drawing 15,16.
Agree with inclined-plane 22 outside little curved interior abrasion-proof bent tube described in the utility model to refer to: be located at the conjunction surface on little curved interior abrasion-proof bent tube 17; The flange agreed with outside little curved interior abrasion-proof bent tube on inclined-plane 22 and flange 2 agrees with inclined-plane 24 and mutually agrees with; Its effect is convenient to flange 2 install; Its design attitude is as marked shown in 22 in accompanying drawing 16.
Flange described in the utility model agrees with inclined-plane 23 and refers to: be located at the conjunction surface in flange 2 inner circle; Flange 2 and the connection of two points of double-deck bend pipes 1 are convenient in its effect; Its design attitude is as marked shown in 23 in accompanying drawing 17,18.
Flange draw-in groove 24 described in the utility model refers to: be located at the draw-in groove on flange 2 cylindrical; Bend pipe and other pipeline connections are convenient in its effect; Its design attitude is as marked shown in 24 in accompanying drawing 17,18.
Wear-resistant sleeve described in the utility model agrees with inclined-plane 25 and refers to: be located at and wear-resistant sleeve 3 agrees with inclined-plane; Wear-resistant sleeve agrees with and agrees with inclined-plane 20 in the little curved outer protection bend pipe that to agree with outside inclined-plane 25 and the large curved interior abrasion-proof bent tube on large curved interior abrasion-proof bent tube 10 on inclined-plane 15, little curved outer protection bend pipe 16 and mutually agree with; Its effect is the installation of just wear-resistant sleeve 3; Its design attitude is as marked shown in 25 in accompanying drawing 19,20.
embodiment 2:
From accompanying drawing 21: when flange 2 and wear-resistant sleeve 3 are arranged on two points of double-deck bend pipes 1 same, the working life extending bend pipe and the effect improving sealing also can be reached.
| Reference numerals | Mark title | Reference numerals | Mark title |
| 1 | Two points of double-deck bend pipes 1 | 14 | The outer conjunction surface 14 of large curved interior abrasion-proof bent tube |
| 2 | Flange 2 | 15 | Inclined-plane 15 is agreed with outside large curved interior abrasion-proof bent tube |
| 3 | Wear-resistant sleeve 3 | 16 | Little curved outer protection bend pipe 16 |
| 4 | Seam flange 4 | 17 | Little curved interior abrasion-proof bent tube 17 |
| 5 | Wear-resistant sleeve conjunction surface 5 | 18 | Conjunction surface 18 in little curved outer protection bend pipe |
| 6 | The curved weld seam 6 of size | 19 | Little curved outer protection bend pipe connects draw-in groove 19 |
| 7 | Bilayer curved greatly 7 | 20 | Inclined-plane 20 is agreed with in little curved outer protection bend pipe |
| 8 | Double-deck little by curved 8 | 21 | The outer conjunction surface 21 of little curved interior abrasion-proof bent tube |
| 9 | Large curved outer protection bend pipe 9 | 22 | Inclined-plane 22 is agreed with outside little curved interior abrasion-proof bent tube |
| 10 | Large curved interior abrasion-proof bent tube 10 | 23 | Flange agrees with inclined-plane 23 |
| 11 | Conjunction surface 11 in large curved outer protection bend pipe | 24 | Flange draw-in groove 24 |
| 12 | Inclined-plane 12 is agreed with in large curved outer protection bend pipe | 25 | Wear-resistant sleeve agrees with inclined-plane 25 |
| 13 | Large curved outer protection bend pipe connects draw-in groove 13 |
Claims (4)
1. two points of double layer abnormity wear resistant and impact resistant bend pipes, is characterized in that it is made up of two points of double-deck bend pipes, flange, wear-resistant sleeves; Flange is welded on of two points of double-deck bend pipes by seam flange, and wear-resistant sleeve is arranged on the other end of two points of double-deck bend pipes by wear-resistant sleeve conjunction surface; The curved weld seam of size be two points of double-deck elbow pipe weldings shaping time produce weld seam.
2. a kind of two points of double layers abnormity wear resistant and impact resistant bend pipe according to claim 1, is characterized in that being provided with large curved outer protection bend pipe and little curved outer protection bend pipe; And be provided with on large curved outer protection bend pipe in conjunction surface in large curved outer protection bend pipe, large curved outer protection bend pipe agree with inclined-plane, large curved outer protection bend pipe connects draw-in groove, little curved outer protection bend pipe is provided with conjunction surface in little curved outer protection bend pipe, little curved outer protection bend pipe connects in draw-in groove, little curved outer protection bend pipe and agree with inclined-plane; Large curved outer protection bend pipe and little curved outer protection bend pipe cross section are the circular arc of any number of degrees, but the circle that cross section must form 360 degree combined by two semicanals.
3. a kind of two points of double layers abnormity wear resistant and impact resistant bend pipe according to claim 1, is characterized in that being provided with large curved interior abrasion-proof bent tube; And be provided with outside the outer conjunction surface of large curved interior abrasion-proof bent tube, large curved interior abrasion-proof bent tube in large curved interior abrasion-proof bent tube outside and agree with inclined-plane; The outer conjunction surface of large curved interior abrasion-proof bent tube is large curved interior abrasion-proof bent tube periphery; Wherein large curved interior abrasion-proof bent tube is designed to from A end thickening gradually to middle B point, and thickening gradually to middle B point from C end, both sides D is thickening gradually to middle E.
4. a kind of two points of double layers abnormity wear resistant and impact resistant bend pipe according to claim 1, is characterized in that being provided with little curved interior abrasion-proof bent tube; And be provided with outside the outer conjunction surface of little curved interior abrasion-proof bent tube, little curved interior abrasion-proof bent tube in little curved interior abrasion-proof bent tube outside and agree with inclined-plane; The outer conjunction surface of little curved interior abrasion-proof bent tube is little curved interior abrasion-proof bent tube periphery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520139938.1U CN204677958U (en) | 2015-03-12 | 2015-03-12 | A kind of two points of double layers abnormity wear resistant and impact resistant bend pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520139938.1U CN204677958U (en) | 2015-03-12 | 2015-03-12 | A kind of two points of double layers abnormity wear resistant and impact resistant bend pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204677958U true CN204677958U (en) | 2015-09-30 |
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ID=54177649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520139938.1U Active CN204677958U (en) | 2015-03-12 | 2015-03-12 | A kind of two points of double layers abnormity wear resistant and impact resistant bend pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204677958U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016141879A1 (en) * | 2015-03-12 | 2016-09-15 | 周朝辉 | Two-branch or multi-branch double-layer wear-and-impact-resistant tube and manufacturing method thereof |
-
2015
- 2015-03-12 CN CN201520139938.1U patent/CN204677958U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016141879A1 (en) * | 2015-03-12 | 2016-09-15 | 周朝辉 | Two-branch or multi-branch double-layer wear-and-impact-resistant tube and manufacturing method thereof |
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Effective date of registration: 20160831 Address after: 410604 Machinery Industrial Park, Xia duo Pu, Ningxiang County, Hunan, Changsha Patentee after: Changsha talent Machinery Equipment Co., Ltd. Address before: 410600, No. 63 civilized West Road, Xia duo Town, Ningxiang County, Changsha, Hunan Patentee before: Zhou Chaohui |