Wear-resistant elbow for powder conveying

Abstract

The utility model discloses a wear-resisting elbow for powder conveying, which comprises a wear-resisting pipe body, one end of the wear-resisting pipe body is fixedly connected with two connecting discs, the number of the connecting discs is two, the outer side of the wear-resisting pipe body is respectively and movably connected with a lower fixing block and an upper fixing block, and the upper fixing block is fixedly connected with the wear-resisting pipe body. When the wear-resistant elbow is used, the wear-resistant elbow is installed, the lower fixing block and the upper fixing block are fixed to the outer surface of the wear-resistant pipe body through the screws, and when the turning position of the top of the wear-resistant pipe body is damaged, the wear-resistant elbow is fixed to the outer surface of the wear-resistant pipe body through the screws. Conveyed powder can generate certain pressure on a first wear-resisting layer in an upper fixing block, when the first wear-resisting layer is worn to a certain degree, the pressure of the conveyed powder on the first wear-resisting layer can press a pressure sensing piece, the pressure sensing piece can transmit a signal to a warning lamp, and the warning lamp can flicker to give an alarm; and a user is effectively warned that the wear-resistant elbow is broken, so that the user can replace a new wear-resistant elbow in time.

Description

Technical Field

[0001] The utility model belongs to the technical field of powder material conveying, and particularly relates to a wear-resistant elbow for powder material conveying. Background Art

[0002] The wear of industrial elbows has always been a factor affecting safe and civilized production. With the continuous development of science and technology, materials have been continuously innovated, and cast stone, cast steel, alloy, centrifugal casting composite ceramics and other materials have appeared one after another. Among them, pipe lining alumina ceramics have high wear resistance, high hardness, oxidation resistance, good corrosion resistance and extremely high high and low temperature strength. It has become a most widely used wear-resistant material, accounting for about 80% of the world's special ceramic market share (wear-resistant materials), and is widely distributed in thermal power, steel, smelting, cement, machinery, coal, mining, chemical industry, port terminals and other industries with severe wear.

[0003] When the existing wear-resistant elbows for some material distribution and conveying are damaged, it is not convenient to monitor and remind the staff to replace the new wear-resistant elbows, which may cause the loss of powder materials due to the damage of the wear-resistant elbows during transportation. Utility Model Content

[0004] The technical problem to be solved by the utility model is to overcome the existing defects and provide a wear-resistant elbow for powder conveying, so as to solve the problem that when the existing wear-resistant elbow for partial material conveying proposed in the above background technology is damaged, it is not convenient to monitor and remind the staff to replace the new wear-resistant elbow, which may cause the loss of powder due to the damage of the wear-resistant elbow during transportation.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a wear-resistant elbow for powder conveying, comprising a wear-resistant tube body, one end of the wear-resistant tube body is fixedly connected to a connecting plate, two connecting plates are symmetrically arranged, the outer side of the wear-resistant tube body is movably connected to a lower fixed block and an upper fixed block respectively, the outer sides of one end of the lower fixed block and the upper fixed block are fixedly connected to a fixing plate, a number of fixing plates are symmetrically arranged, a screw is threadedly connected to the inner side of the fixing plate, a number of screws are symmetrically arranged, a fixing ring is fixedly connected to the outer side of one end of the screw, a nut is threadedly connected to the outer side of the other end of the screw, a first wear-resistant layer is fixedly connected to one side inside the upper fixed block, a pressure sensing sheet is fixedly connected to the inner side of the upper fixed block, a warning light is fixedly connected to the top of the upper fixed block, and the warning light is electrically connected to the pressure sensing sheet.

[0006] Preferably, a second wear-resistant layer is fixedly connected to the inner side of the wear-resistant tube body, and a connecting plate is fixedly connected to one side of the second wear-resistant layer.

[0007] Preferably, a knob is fixedly connected to the outer side of the fixing ring, a plurality of the knobs are symmetrically arranged, and a fixing plate is movably connected to one side of the knob.

[0008] Preferably, a spring is movably connected to the outer side of the screw rod, and a plurality of the springs are symmetrically arranged, and the springs are located on one side of the fixing plate.

[0009] Preferably, a gasket is movably connected to the outer side of one end of the screw rod, a nut is movably connected to one side of the gasket, and a fixing plate is movably connected to the other side of the gasket.

[0010] Preferably, a protection pad is fixedly connected to the inner sides of the lower fixing block and the upper fixing block, and a wear-resistant pipe body is movably connected to one side of the protection pad.

[0011] Preferably, the outer surface of the screw is provided with an anti-oxidation coating.

[0012] Compared with the prior art, the utility model provides a wear-resistant elbow for powder conveying, which has the following beneficial effects:

[0013] 1. The utility model sets a pressure sensing sheet and a warning light. An upper fixing block is fixedly connected to the outside of the pressure sensing sheet, and a warning light is fixedly connected to the top of the upper fixing block. The warning light and the pressure sensing sheet are electrically connected. When the wear-resistant elbow is installed, the lower fixing block and the upper fixing block are fixed to the outer surface of the wear-resistant pipe body by screws. When the turning part at the top of the wear-resistant pipe body is damaged, the conveyed powder will produce a certain pressure on the first wear-resistant layer inside the upper fixing block. When the first wear-resistant layer is worn to a certain extent, the pressure of the conveyed powder on the first wear-resistant layer will press the pressure sensing sheet, and the pressure sensing sheet will transmit the signal to the warning light, and the warning light will flash an alarm, effectively warning the user that the wear-resistant elbow is broken, so that the user can replace the new wear-resistant elbow in time;

[0014] 2. The utility model provides a spring, and a screw is movably connected to the outside of the spring, which effectively increases the stability of the screw and prevents the screw from loosening;

[0015] 3. The utility model provides a knob, one side of which is fixedly connected with a fixing ring, which effectively facilitates users to rotate and tighten the screw.

[0016] The parts not involved in the device are the same as the existing technology or can be implemented by using the existing technology. The utility model has a scientific and reasonable structure, is safe and convenient to use, and provides great help to people. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0018] Figure 1This is a schematic diagram of the axonometric structure of a wear-resistant elbow for powder material conveying proposed by the utility model;

[0019] Figure 2 This is a schematic diagram of the exploded structure of a wear-resistant elbow for powder material conveying proposed by the utility model;

[0020] Figure 3 This is a schematic diagram of the top view of a wear-resistant elbow for powder conveying proposed by the utility model;

[0021] Figure 4 This is a side structural schematic diagram of a wear-resistant elbow for powder conveying proposed by the utility model;

[0022] In the figure: wear-resistant tube body 1, connecting plate 2, lower fixing block 3, upper fixing block 4, fixing plate 5, screw 6, fixing ring 7, nut 8, first wear-resistant layer 9, pressure sensing sheet 10, warning light 11, sealing ring 12, second wear-resistant layer 13, knob 14, spring 15, gasket 16, protective pad 17. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-4The utility model provides a technical solution: a wear-resistant elbow for powder conveying, comprising a wear-resistant pipe body 1, one end of the wear-resistant pipe body 1 is fixedly connected with a connecting plate 2, two connecting plates 2 are symmetrically arranged, the outer side of the wear-resistant pipe body 1 is movably connected with a lower fixing block 3 and an upper fixing block 4, the outer sides of one end of the lower fixing block 3 and the upper fixing block 4 are fixedly connected with a fixing plate 5, a plurality of fixing plates 5 are symmetrically arranged, the inner side of the fixing plate 5 is threadedly connected with a screw 6, a plurality of screws 6 are symmetrically arranged, the outer side of one end of the screw 6 is fixedly connected with a fixing ring 7, the outer side of the other end of the screw 6 is threadedly connected with a nut 8, one side of the inner side of the upper fixing block 4 is fixedly connected with a first wear-resistant layer 9, the inner side of the upper fixing block 4 is fixedly connected with a pressure sensing sheet 1 0. A warning light 11 is fixedly connected to the top of the upper fixed block 4. The warning light 11 is electrically connected to the pressure sensing sheet 10. When the wear-resistant elbow is installed, the lower fixed block 3 and the upper fixed block 4 are fixed to the outer surface of the wear-resistant pipe body 1 by means of the screw 6. When the turning part at the top of the wear-resistant pipe body 1 is damaged, the conveyed powder will produce a certain pressure on the first wear-resistant layer 9 inside the upper fixed block 4. When the first wear-resistant layer 9 is worn to a certain extent, the pressure of the conveyed powder on the first wear-resistant layer 9 will press on the pressure sensing sheet 10. The pressure sensing sheet 10 will transmit the signal to the warning light 11, and the warning light 11 will flash an alarm, which will effectively warn the user that the wear-resistant elbow is broken, so that the user can replace the new wear-resistant elbow in time.

[0025] In the utility model, preferably, the inner side of the wear-resistant pipe body 1 is fixedly connected with the second wear-resistant layer 13 , and one side of the second wear-resistant layer 13 is fixedly connected with the connecting plate 2 , which effectively increases the wear resistance of the wear-resistant elbow body 1 .

[0026] In the utility model, preferably, a knob 14 is fixedly connected to the outside of the fixing ring 7, and a plurality of knobs 14 are symmetrically arranged. A fixing plate 5 is movably connected to one side of the knob 14, which effectively facilitates the user to rotate and tighten the screw 6 to prevent the screw 6 from loosening.

[0027] In the utility model, preferably, a spring 15 is movably connected to the outer side of the screw rod 6 , and a plurality of springs 15 are symmetrically arranged. The spring 15 is located on one side of the fixing plate 5 , which effectively increases the stability of the screw rod 6 .

[0028] In the utility model, preferably, the outer side of one end of the screw rod 6 is movably connected with a gasket 16, one side of the gasket 16 is movably connected with a nut 8, and the other side of the gasket 16 is movably connected with a fixing plate 5, which effectively increases the stability of the screw rod 6.

[0029] In the utility model, preferably, the inner sides of the lower fixing block 3 and the upper fixing block 4 are fixedly connected with a protection pad 17, and one side of the protection pad 17 is movably connected with the wear-resistant pipe body 1, which effectively prevents the lower fixing block 3 and the upper fixing block 4 from sliding.

[0030] In the present invention, preferably, the outer surface of the screw 6 is provided with an anti-oxidation coating, which effectively increases the anti-oxidation performance of the screw 6 .

[0031] The working principle and use process of the utility model are as follows: when in use, the wear-resistant elbow is installed, and the lower fixing block 3 and the upper fixing block 4 are fixed to the outer surface of the wear-resistant pipe body 1 by the screw 6. When the turning part at the top of the wear-resistant pipe body 1 is damaged, the conveyed powder will produce a certain pressure on the first wear-resistant layer 9 inside the upper fixing block 4. When the first wear-resistant layer 9 is worn to a certain extent, the pressure of the conveyed powder on the first wear-resistant layer 9 will press on the pressure sensing sheet 10. The pressure sensing sheet 10 will transmit the signal to the warning light 11, and the warning light 11 will flash an alarm, which effectively warns the user that the wear-resistant elbow is broken, so that the user can replace the new wear-resistant elbow in time.

[0032] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A wear-resistant elbow for powder conveying, comprising a wear-resistant pipe body (1), characterized in that: One end of the wear-resistant tube body (1) is fixedly connected to a connecting plate (2), and two connecting plates (2) are symmetrically arranged. The outer side of the wear-resistant tube body (1) is movably connected to a lower fixing block (3) and an upper fixing block (4), and the outer sides of one end of the lower fixing block (3) and the upper fixing block (4) are fixedly connected to a fixing plate (5), and a plurality of fixing plates (5) are symmetrically arranged. The inner side of the fixing plate (5) is threadedly connected to a screw rod (6), and a plurality of screw rods (6) are symmetrically arranged. The outer side of one end of the screw rod (6) is fixedly connected to a fixing ring (7), and the outer side of the other end of the screw rod (6) is threadedly connected to a nut (8). One side of the interior of the upper fixing block (4) is fixedly connected to a first wear-resistant layer (9), and the inner side of the upper fixing block (4) is fixedly connected to a pressure sensing plate (10). The top of the upper fixing block (4) is fixedly connected to a warning light (11), and the warning light (11) is electrically connected to the pressure sensing plate (10).

2. The wear-resistant elbow for powder conveying according to claim 1 is characterized in that: A second wear-resistant layer (13) is fixedly connected to the inner side of the wear-resistant tube body (1), and a connecting plate (2) is fixedly connected to one side of the second wear-resistant layer (13).

3. The wear-resistant elbow for powder conveying according to claim 1 is characterized in that: A knob (14) is fixedly connected to the outside of the fixing ring (7), a plurality of knobs (14) are symmetrically arranged, and a fixing plate (5) is movably connected to one side of the knob (14).

4. The wear-resistant elbow for powder conveying according to claim 1 is characterized in that: A spring (15) is movably connected to the outer side of the screw rod (6), and a plurality of springs (15) are symmetrically arranged. The springs (15) are located on one side of the fixed plate (5).

5. The wear-resistant elbow for powder conveying according to claim 1 is characterized in that: The outer side of one end of the screw rod (6) is movably connected to a gasket (16), one side of the gasket (16) is movably connected to a nut (8), and the other side of the gasket (16) is movably connected to a fixing plate (5).

6. The wear-resistant elbow for powder conveying according to claim 1 is characterized in that: The inner sides of the lower fixing block (3) and the upper fixing block (4) are both fixedly connected with a protection pad (17), and one side of the protection pad (17) is movably connected with a wear-resistant pipe body (1).

7. The wear-resistant elbow for powder conveying according to claim 1 is characterized in that: The outer surface of the screw (6) is provided with an anti-oxidation coating.

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