Novel modified machine rotor disc

Abstract

The utility model discloses a novel modified machine rotor disc, comprising a rotor disc and an inner sleeve, the rotor disc is provided with a central hole, the central hole is sleeved outside the inner sleeve, the inner wall of the central hole is provided with at least one inclined surface, the vertical distance between the end part of the inclined surface facing the first end of the central hole and the axis of the central hole is A, the vertical distance from the end part of the second end, facing the near center hole, of the inclined surface to the axis of the center hole is B, Agt; b, a limiting hole is formed between the center hole and the inner sleeve, the half hole, located on the rotor disc, of the limiting hole is provided with a first internal thread, the half hole, located on the inner sleeve, of the limiting hole is an unthreaded hole, and a dismounting hole is formed between the end face of the first end of the center hole and the end face of the first end of the inner sleeve; the limiting bolt is installed through the limiting hole, the half hole, located on the end face of the center hole, of the limiting hole is provided with the first internal thread, in this way, the limiting bolt is installed and fixed through the first thread, and fixing and locking of the inner sleeve and the rotor disc are achieved.

Description

Technical Field

[0001] The utility model relates to a rotor disk of a modifying machine. Background Art

[0002] Powder modification machine is suitable for modification of most ore fine powders such as light calcium carbonate, heavy calcium carbonate, washed kaolin, coal-based calcined kaolin, talc, quartz powder, mica, aluminum hydroxide, magnesium hydroxide and brucite, ultrafine and precipitated barium sulfate, lead powder, white carbon black, titanium dioxide, fly ash, sericite, zinc oxide and other materials. The modification treatment methods can be divided into two categories: dry method and wet method, and the dry method is the most commonly used method. Dry modification is to add appropriate chemical additives to the dry powder (water content is generally <0.5%), and treat it in a specific device under certain process conditions (temperature, time) to obtain modified powder. The three sets of high-speed rotating rotors and stators in the shape of a dry continuous modification machine form a high-speed friction and heat generation between the modification zone and the modified material, and the rotor will wear during use. The original rotor disc structure is not easy to disassemble, and professional tools and skills are required to carry out, which makes it time-consuming and laborious to replace the rotor of the host, increasing the maintenance cost. Utility Model Content

[0003] In order to make up for the above shortcomings, the utility model provides a new modified machine rotor disk which can effectively improve the disassembly and assembly efficiency and is convenient and reliable to use and maintain.

[0004] The technical solution of the utility model is: a novel modified machine rotor disk, comprising a rotor disk and an inner sleeve sleeved on a drive shaft, the rotor disk is provided with a center hole matched with the inner sleeve, a connecting key is provided between the inner sleeve and the drive shaft, the center hole is sleeved outside the inner sleeve, the inner wall of the center hole is provided with at least one inclined surface, the inclined surface extends from the first end of the center hole to the second end of the center hole, the end of the inclined surface close to the first end of the center hole is at a vertical distance A from the axis of the center hole, the end of the inclined surface close to the second end of the center hole is at a vertical distance B from the axis of the center hole, A>B, the outer periphery of the inner sleeve The surface is provided with an inner sleeve inclined surface that matches the inclined surface, a limiting hole is provided between the end surface of the first end of the center hole and the end surface of the first end of the inner sleeve, the half hole of the limiting hole located on the rotor disk has a first internal thread, the half hole of the limiting hole located on the inner sleeve is a light hole, a limiting bolt screwed with the first internal thread is provided in the limiting hole, a disassembly hole is provided between the end surface of the first end of the center hole and the end surface of the first end of the inner sleeve, the half hole of the disassembly hole located on the inner sleeve has a second internal thread, the half hole of the disassembly hole located on the rotor disk is a light hole, the limiting bolt and the second internal thread also cooperate with each other and can enter the disassembly hole.

[0005] As a preferred technical solution, the center hole is a tapered hole, the large end of the tapered hole is located at the first end of the center hole, the inner circumference of the tapered hole also serves as the inclined surface, and the outer circumference of the inner sleeve has a tapered surface that matches the tapered hole.

[0006] As a preferred technical solution, the disassembly hole is located between two adjacent limiting holes.

[0007] As a preferred technical solution, three limiting holes are provided and two disassembly holes are provided; or two limiting holes are provided and one disassembly hole is provided.

[0008] As a preferred technical solution, the hole wall of the center hole is provided with multiple grooves, the bottom surface of the grooves also serves as the inclined surface, the outer peripheral surface of the inner sleeve is provided with ridges matching with the grooves, and the ridges have inner sleeve inclined surfaces matching with the inclined surfaces.

[0009] As a preferred technical solution, the limiting hole is located between two adjacent convex ridges, and the disassembly hole is also located between two adjacent convex ridges.

[0010] As a preferred technical solution, the limiting bolt is a hexagon socket bolt.

[0011] Due to the adoption of the above technical scheme, a novel modified machine rotor disk comprises a rotor disk and an inner sleeve sleeved on a drive shaft, the rotor disk is provided with a center hole matched with the inner sleeve, a connecting key is provided between the inner sleeve and the drive shaft, the center hole is sleeved outside the inner sleeve, the inner wall of the center hole is provided with at least one inclined surface, the inclined surface extends from the first end of the center hole to the second end of the center hole, the end of the inclined surface close to the first end of the center hole is at a vertical distance A from the axis of the center hole, the end of the inclined surface close to the second end of the center hole is at a vertical distance B from the axis of the center hole, A>B, the outer circumferential surface of the inner sleeve is provided with an inner sleeve inclined surface matched with the inclined surface, a limiting hole is provided between the end surface of the first end of the center hole and the end surface of the first end of the inner sleeve, the half hole of the limiting hole located on the rotor disk has a first internal thread, the half hole of the limiting hole located on the inner sleeve is a light hole, a limiting bolt screwed with the first internal thread is provided in the limiting hole, the center A disassembly hole is provided between the end surface of the first end of the hole and the end surface of the first end of the inner sleeve, the half hole of the disassembly hole located on the inner sleeve has a second internal thread, the half hole of the disassembly hole located on the rotor disk is a light hole, and the limiting bolt and the second internal thread also cooperate with each other and can enter the disassembly hole; the limiting bolt is installed through the limiting hole, the half hole of the limiting hole located on the end surface of the center hole has a first internal thread, and the half hole of the limiting hole located on the end surface of the inner sleeve is a light hole, so that the limiting bolt is installed and fixed through the first thread, and the nut of the limiting bolt can effectively prevent the inner sleeve from moving toward the first end of the center hole, thereby realizing the fixing and locking of the inner sleeve and the rotor disk, and when the rotor disk needs to be disassembled, the limiting bolt can be loosened and the limiting bolt can be screwed into the second thread, so that the inner sleeve can be pulled to move toward the first end of the center hole, and the inner sleeve can be disassembled, and then the rotor disk can be conveniently disassembled, which is convenient for subsequent repair and maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The following is a brief introduction to the drawings required for use in the embodiments or descriptions of the prior art. For ordinary technicians in this field, other drawings can be obtained based on these drawings without any creative work.

[0013] Figure 1 It is a schematic diagram of the structure of an embodiment of the utility model;

[0014] Figure 2 It is a schematic diagram of the arrangement positions of the limiting holes and the disassembly holes in the embodiment of the utility model;

[0015] Figure 3 It is a schematic diagram of the structure of the rotor disk in the embodiment of the utility model;

[0016] Figure 4 It is a schematic diagram of the matching relationship between the groove and the ridge in the embodiment of the utility model;

[0017] Figure 5 It is a schematic diagram of the arrangement position of the convex ridges in the embodiment of the utility model. DETAILED DESCRIPTION

[0018] like Figure 1 , Figure 2 and Figure 3As shown, a novel modified machine rotor disk comprises a rotor disk 1 and an inner sleeve 2 sleeved on a drive shaft, the rotor disk 1 is provided with a center hole 4 matched with the inner sleeve 2, a connecting key is provided between the inner sleeve 2 and the drive shaft, the center hole 4 is sleeved outside the inner sleeve 2, the inner wall of the center hole 4 is provided with at least one inclined surface 5, the inclined surface 5 extends from the first end 6 of the center hole 4 to the second end of the center hole 4, the end of the inclined surface 5 adjacent to the first end 6 of the center hole 4 is at a vertical distance A from the axis of the center hole 4, the end of the inclined surface 5 adjacent to the second end 8 of the center hole 4 is at a vertical distance B from the axis of the center hole 4, A>B, the outer peripheral surface of the inner sleeve 2 is provided with a key matched with the inner sleeve 2, and the inner wall of the center hole 4 is provided with at least one inclined surface 5, the inclined surface 5 extends from the first end 6 of the center hole 4 to the second end of the center hole 4, and the inner wall of the center hole 4 is provided with a key matched with the inner sleeve 2, and the inner wall of the center hole 4 is provided with at least one inclined surface 5, and ... The inclined surface 5 cooperates with the inclined surface of the inner sleeve, a limiting hole 10 is provided between the end surface of the first end 6 of the center hole 4 and the end surface of the first end of the inner sleeve 2, the limiting hole 10 is located in the half hole 11 of the rotor disk and has a first internal thread, the half hole of the limiting hole 10 located on the inner sleeve is a light hole, and a limiting bolt 12 screwed with the first internal thread is provided in the limiting hole, a disassembly hole 13 is provided between the end surface of the first end 6 of the center hole 4 and the end surface of the first end of the inner sleeve 2, the half hole of the disassembly hole 13 located on the inner sleeve 2 has a second internal thread 9, the half hole of the disassembly hole located on the rotor disk is a light hole, and the limiting bolt 12 and the second internal thread 9 also cooperate with each other and can enter the disassembly hole. This technical innovation divides the existing rotor disk into two parts, inner and outer, that is, the inner sleeve 2 part and the rotor disk 1 part, and installs the limiting bolt through the limiting hole. The half hole 11 of the limiting hole 10 located on the rotor disk has a first internal thread, and the half hole of the limiting hole 10 located on the inner sleeve is a light hole. The limiting bolt is installed and fixed through the first internal thread. The limiting bolt can effectively prevent the inner sleeve from moving toward the first end of the center hole 4, and enable the rotor disk to rotate with the inner sleeve, thereby realizing the inner sleeve 2 and the rotor disk. The sub-disk 1 is fixed and locked. When the rotor disk needs to be disassembled, the limiting bolt 12 can be loosened so that the limiting bolt is no longer screwed together with the first internal thread, the limiting bolt is moved out of the limiting hole, and the limiting bolt 12 is screwed into the second thread 9 so that the limiting bolt enters the disassembly hole, so that the inner sleeve 2 can be pulled toward the first end 6 of the center hole 4 to remove the inner sleeve 2, and then the rotor disk 1 can be easily removed, thereby facilitating subsequent repair and maintenance.

[0019] Preferably, the center hole 4 is a tapered hole, the large end of the tapered hole is located at the first end 6 of the center hole 4, the inner circumference of the tapered hole also serves as the inclined surface 5, and the outer circumference of the inner sleeve 2 has a tapered surface that matches the tapered hole, thereby better limiting the movement of the inner sleeve 2 relative to the center hole 4.

[0020] The disassembly hole 13 is located between two adjacent limiting holes 10, so that the inner sleeve 2 is subjected to a more balanced force during the disassembly operation.

[0021] The number of the limiting holes 10 is three, and the number of the disassembly holes 13 is two; or the number of the limiting holes 10 is two, and the number of the disassembly holes 13 is one.

[0022] Preferably, Figure 4 and Figure 5 As shown, the hole wall of the center hole 4 is provided with a plurality of grooves 14, the bottom surface of the grooves 14 also serves as the inclined surface 5, the outer peripheral surface of the inner sleeve 2 is provided with ridges 15 matched with the grooves 14, and the ridges 15 have an inner sleeve inclined surface 16 matched with the inclined surface 5. In this way, the matching between the limiting hole and the disassembly hole and the limiting bolt can be made more reliable, thereby ensuring the reliability of the disassembly operation and the limiting between the inner sleeve and the center hole.

[0023] Preferably, the limiting hole 10 is located between two adjacent convex ribs 15 , and the disassembly hole 13 is also located between two adjacent convex ribs 15 .

[0024] The limiting bolt 12 is a hexagon socket bolt.

[0025] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A novel rotor disc of a modified machine, characterized in that: The invention comprises a rotor disk and an inner sleeve sleeved on a driving shaft, wherein the rotor disk is provided with a center hole matched with the inner sleeve, a connecting key is provided between the inner sleeve and the driving shaft, the center hole is sleeved outside the inner sleeve, the inner wall of the center hole is provided with at least one inclined surface, the inclined surface extends from the first end of the center hole to the second end of the center hole, the end of the inclined surface close to the first end of the center hole is at a vertical distance A from the axis of the center hole, the end of the inclined surface close to the second end of the center hole is at a vertical distance B from the axis of the center hole, A>B, the outer peripheral surface of the inner sleeve is provided with a An inclined surface of the inner sleeve, a limiting hole is provided between the end surface of the first end of the center hole and the end surface of the first end of the inner sleeve, the half hole of the limiting hole located on the rotor disk has a first internal thread, the half hole of the limiting hole located on the inner sleeve is a light hole, a limiting bolt screwed with the first internal thread is provided in the limiting hole, a disassembly hole is provided between the end surface of the first end of the center hole and the end surface of the first end of the inner sleeve, the half hole of the disassembly hole located on the inner sleeve has a second internal thread, the half hole of the disassembly hole located on the rotor disk is a light hole, the limiting bolt and the second internal thread also cooperate with each other and can enter the disassembly hole.

2. The novel modified machine rotor disk according to claim 1 is characterized in that: The center hole is a tapered hole, the large end of the tapered hole is located at the first end of the center hole, the inner circumference of the tapered hole also serves as the inclined surface, and the outer circumference of the inner sleeve has a tapered surface that matches the tapered hole.

3. The novel modified machine rotor disk according to claim 1 is characterized in that: The disassembly hole is located between two adjacent limiting holes.

4. The novel reformer rotor disk as claimed in claim 3 is characterized in that: There are three limiting holes and two disassembly holes; or there are two limiting holes and one disassembly hole.

5. The novel modified machine rotor disk as claimed in claim 1 is characterized in that: The hole wall of the center hole is provided with a plurality of grooves, the bottom surface of the grooves also serves as the inclined surface, the outer peripheral surface of the inner sleeve is provided with ridges matching with the grooves, and the ridges have inner sleeve inclined surfaces matching with the inclined surfaces.

6. The novel modified machine rotor disk as claimed in claim 5, characterized in that: The limiting hole is located between two adjacent convex ridges, and the disassembly hole is also located between the adjacent convex ridges.

7. The novel reformer rotor disk according to any one of claims 1 to 6, characterized in that: The limiting bolt is a hexagon socket bolt.

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