Ultrahigh-strength concrete pipe prepared from ferronickel slag aggregate

Abstract

The utility model discloses an ultra-high strength concrete pipe made of ferronickel slag aggregate, which relates to the technical field of building materials and comprises a pipe body, a plurality of steel bar keels are arranged in the pipe body, reinforcing rings are welded on the outer surfaces of the steel bar keels, a plurality of preset discs are welded at two ends of the steel bar keels, and the preset discs are arranged in the pipe body. Positioning holes are formed in the upper surface and the lower surface of the preset disc in a penetrating mode, the outer circle face of the pipe body extends to the inner circle face of the pipe body and penetrates through the positioning holes to be provided with connecting holes, and positioning pins are arranged in the connecting holes. Compared with an existing concrete pipe prepared from common ferronickel slag aggregate, the ultrahigh-strength concrete pipe prepared from the ferronickel slag aggregate has the advantages that the pipe body is prepared by mixing the ferronickel slag aggregate with the concrete, the overall strength of the pipe body can be greatly improved by matching the reinforcing steel bar keels in the pipe body with the reinforcing rings, and when the pipe body is mounted, a one-by-one sleeving manner is adopted firstly; the connecting holes are in butt joint, then the positioning pins are inserted, and the connecting strength between the pipe bodies can be improved through the design.

Description

Technical Field

[0001] The utility model relates to the technical field of building materials, in particular to an ultra-high strength concrete pipe prepared by using nickel-iron slag aggregate. Background Art

[0002] Ferronickel slag is a granulated solid waste residue obtained by cooling the slag discharged after the reduction and extraction of metallic nickel and iron in the industrial ferronickel smelting process. Ferronickel slag aggregate can be ground and mixed with cement or concrete to make concrete pipes with better performance.

[0003] Most of the existing concrete pipes made of nickel-iron slag aggregate are made into pipe bodies in the form of steel bar bundling, and the pipe bodies are only connected by sleeve connection. The connection between the pipe bodies is relatively loose and has poor strength.

[0004] Therefore, in view of this, the existing structural deficiencies were studied and improved, and a method of preparing ultra-high strength concrete pipes using nickel-iron slag aggregate was proposed. Utility Model Content

[0005] The utility model aims to provide an ultra-high strength concrete pipe prepared by using nickel-iron slag aggregate to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an ultra-high strength concrete pipe prepared with nickel-iron slag aggregate, comprising a pipe body, a plurality of steel keels are arranged inside the pipe body, a reinforcement ring is welded to the outer surface of the steel keel, a plurality of preset disks are welded at both ends of the steel keel, positioning holes are penetrated through the upper and lower surfaces of the preset disks, a connecting hole is formed by extending from the outer cylindrical surface of the pipe body to the inner cylindrical surface through the positioning hole, and a positioning pin is arranged inside the connecting hole.

[0007] Preferably, a fitting groove is provided on the inner circular surface of the connecting hole, and a stabilizing mechanism is provided inside and outside the tube body.

[0008] Preferably, the stabilizing mechanism comprises a fixing block welded to the outer surface of the reinforcement ring, a threaded sleeve is welded to the outer surface of the fixing block, and the inside of the threaded sleeve extends to the outside and is threadedly connected to a support rod.

[0009] Preferably, a base frame is provided below the tube body, and a plurality of extension rods are fixedly connected to the outer surface of the base frame.

[0010] Preferably, a stop block is fixedly connected to the upper surface of the extension rod, and a slot is formed on the outer surface of the stop block.

[0011] Preferably, a first support block is fixedly connected to the left side of the upper surface of the base frame, and a second support block is fixedly connected to the right side of the upper surface of the base frame.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The utility model is provided with a pipe body, a steel keel, a reinforcement ring, a preset plate, a positioning hole, a connection hole, a fitting groove, and a positioning pin. The pipe body is made of nickel-iron slag aggregate mixed with concrete. The steel keel inside the pipe body cooperates with the reinforcement ring to greatly improve the overall strength of the pipe body. When the pipe body is installed, the connection holes are butt-jointed one by one, and then the positioning pin is inserted. This design can improve the connection strength between each pipe body;

[0014] 2. The utility model arranges a stabilizing mechanism, a fixing block, a threaded sleeve, a support rod, a base frame, an extension rod, a stop block, a slot, a first support block and a second support block. When transporting the tube body, the support rod can be threadedly connected to the inside of the threaded sleeve so that the support rod abuts against the slot inside the stop block. The first support block and the second support block are used to support most of the weight of the tube body. The support rod can effectively prevent the tube body from rolling. This design can improve safety during transportation. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0016] Figure 2 It is a schematic diagram of the three-dimensional structure inside the tube body 1 of the utility model;

[0017] Figure 3 For this utility model Figure 1 A is a schematic diagram of the enlarged structure of the middle part;

[0018] Figure 4 For this utility model Figure 2 Schematic diagram of the enlarged structure of B.

[0019] In the figure: 1. pipe body; 2. steel keel; 3. reinforcement ring; 4. preset plate; 5. positioning hole; 6. connecting hole; 61. fitting groove; 7. positioning pin; 8. stabilizing mechanism; 81. fixing block; 82. threaded sleeve; 83. support rod; 9. base frame; 10. extension rod; 11. stop block; 12. slot; 13. first support block; 14. second support block. DETAILED DESCRIPTION

[0020] 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.

[0021] like Figure 1-Figure 3 As shown, an ultra-high strength concrete pipe made of nickel-iron slag aggregate comprises a pipe body 1, a plurality of steel keels 2 are arranged inside the pipe body 1, a reinforcement ring 3 is welded on the outer surface of the steel keel 2, a plurality of preset disks 4 are welded on both ends of the steel keel 2, positioning holes 5 are penetrated through the upper and lower surfaces of the preset disks 4, the outer circumferential surface of the pipe body 1 extends to the inner circumferential surface and a connecting hole 6 is formed through the positioning hole 5, a positioning pin 7 is arranged inside the connecting hole 6, and there are four preset disks 4, which are symmetrically designed at the upper and lower ends of the steel keel 2. The connecting hole 6 is also symmetrically arranged, the diameter of the locating pin 7 is smaller than the diameter of the connecting hole 6, a fitting groove 61 is provided on the inner circular surface of the connecting hole 6, a stabilizing mechanism 8 is provided inside and outside the pipe body 1, the fitting groove 61 can prevent the locating pin 7 from being exposed, the pipe body 1 is made of nickel-iron slag aggregate mixed concrete, the steel keel 2 inside the pipe body 1 cooperates with the reinforcement ring 3 to greatly improve the overall strength of the pipe body 1, when the pipe body 1 is installed, the connecting holes 6 are first connected one by one, and then the locating pin 7 is inserted.

[0022] like Figure 1 , Figure 2 and Figure 4 As shown, the stabilizing mechanism 8 includes a fixing block 81 welded to the outer surface of the reinforcement ring 3, a threaded sleeve 82 is welded to the outer surface of the fixing block 81, the inner part of the threaded sleeve 82 extends to the outer part and is threadedly connected to a support rod 83, and a thread is provided on the upper end of the support rod 83. The threaded connection between the threaded sleeve 82 and the support rod 83 facilitates the installation and disassembly of the support rod 83.

[0023] Furthermore, a base frame 9 is provided below the tube body 1, a plurality of extension rods 10 are fixedly connected to the outer surface of the base frame 9, a reinforcing rib is fixedly connected to the inner surface of the base frame 9, and the number of the stabilizing mechanism 8 and the extension rods 10 is four.

[0024] Furthermore, a stop block 11 is fixedly connected to the upper surface of the extension rod 10 , and a slot 12 is formed on the outer surface of the stop block 11 . The slot 12 can effectively prevent the support rod 83 from being displaced.

[0025] Furthermore, a first support block 13 is fixedly connected to the left side of the upper surface of the base frame 9, and a second support block 14 is fixedly connected to the right side of the upper surface of the base frame 9. The upper surfaces of the first support block 13 and the second support block 14 are both arc-shaped to fit the outer cylindrical surface of the tube body 1.

[0026] Working principle: When using the nickel-iron slag aggregate to prepare ultra-high strength concrete pipes, first, the pipe body 1 is made of nickel-iron slag aggregate mixed with concrete. The steel keel 2 inside the pipe body 1 cooperates with the reinforcement ring 3 to greatly improve the overall strength of the pipe body 1. When installing the pipe body 1, first use the form of one-by-one sleeve connection to connect the connection holes 6, and then insert the positioning pin 7. When transporting the pipe body 1, the support rod 83 can be threadedly connected to the inside of the threaded sleeve 82 so that the support rod 83 abuts against the slot 12 inside the abutment block 11. The first support block 13 and the second support block 14 are used to support most of the weight of the pipe body 1. The support rod 83 can effectively prevent the pipe body 1 from rolling. This is the working principle of the ultra-high strength concrete pipe prepared with nickel-iron slag aggregate.

Claims

1. A method for preparing an ultra-high strength concrete pipe using nickel-iron slag aggregate, comprising a pipe body (1), characterized in that: A plurality of steel bar keels (2) are arranged inside the tube body (1), a reinforcement ring (3) is welded to the outer surface of the steel bar keel (2), a plurality of preset disks (4) are welded to both ends of the steel bar keel (2), positioning holes (5) are penetrated through the upper and lower surfaces of the preset disks (4), the outer circumferential surface of the tube body (1) extends to the inner circumferential surface and penetrates through the positioning holes (5) to form a connecting hole (6), and a positioning pin (7) is arranged inside the connecting hole (6).

2. The method for preparing an ultra-high strength concrete pipe using nickel-iron slag aggregate according to claim 1, characterized in that: The inner circular surface of the connecting hole (6) is provided with a fitting groove (61), and the inner and outer parts of the tube body (1) are provided with a stabilizing mechanism (8).

3. The method for preparing an ultra-high strength concrete pipe using nickel-iron slag aggregate according to claim 2, characterized in that: The stabilizing mechanism (8) comprises a fixing block (81) welded to the outer surface of the reinforcing ring (3), a threaded sleeve (82) is welded to the outer surface of the fixing block (81), and the inside of the threaded sleeve (82) extends to the outside and is threadedly connected to a support rod (83).

4. The method for preparing an ultra-high strength concrete pipe using nickel-iron slag aggregate according to claim 1, characterized in that: A base frame (9) is arranged below the tube body (1), and a plurality of extension rods (10) are fixedly connected to the outer surface of the base frame (9).

5. The method for preparing an ultra-high strength concrete pipe using nickel-iron slag aggregate according to claim 4, characterized in that: A stop block (11) is fixedly connected to the upper surface of the extension rod (10), and a clamping groove (12) is provided on the outer surface of the stop block (11).

6. The method for preparing an ultra-high strength concrete pipe using nickel-iron slag aggregate according to claim 4, characterized in that: A first support block (13) is fixedly connected to the left side of the upper surface of the base frame (9), and a second support block (14) is fixedly connected to the right side of the upper surface of the base frame (9).

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