Cooling device for rotor bearing seat of crusher

Abstract

The utility model discloses a crusher rotor bearing seat cooling device which comprises a bearing base, a bearing seat cover is detachably connected to the upper side wall of the bearing base, a crusher rotor body is installed between the bearing base and the bearing seat cover, an upper cooling water jacket is installed on the upper side wall of the bearing seat cover, and a lower cooling water jacket is installed on the lower side wall of the bearing seat cover. Rear cooling water jackets are mounted on the inner side walls of the bearing base and the bearing base cover; the upper cooling water jacket and the rear cooling water jacket are connected through a connecting water pipe, and a water pipe movable joint is arranged in the middle of the connecting water pipe. The technical scheme provided by the utility model is simple and easy to implement, low in transformation cost and ideal in effect; the problem that the temperature of the rotor bearing is high during production and operation of the crusher in summer is effectively solved, the service life of equipment is prolonged, post workload is reduced, and wide popularization significance is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of crusher processing, in particular to a crusher rotor bearing seat cooling device. Background Art

[0002] In the prior art, the rotor bearing seat of the single-stage hammer crusher does not have a cooling water system. When the equipment is running in summer, due to the high natural ambient temperature and the fact that the rotor bearing of the crusher is a heavy-duty equipment, the bearing temperature of the crusher is relatively high (up to 85 degrees). The long-term high-temperature operation of the bearing reduces the viscosity of the lubricating oil, and the lubrication effect becomes worse, which seriously affects the service life of the bearing.

[0003] This phenomenon will not only affect the service life of the equipment and increase costs, but also increase the equipment failure rate and increase job labor. Utility Model Content

[0004] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art and to provide a cooling device for the rotor bearing seat of a crusher. The technical solution of the utility model is simple and easy to implement, the modification cost is low, and the effect is ideal; it effectively solves the problem of high rotor bearing temperature during summer production and operation of the crusher, improves the service life of the equipment, reduces job workload, and has broad promotion significance.

[0005] The utility model also provides a cooling device for the rotor bearing seat of the crusher, comprising: a bearing base, the upper side wall of the bearing base is detachably connected with a bearing seat cover, a crusher rotor body is installed between the bearing base and the bearing seat cover, an upper cooling water jacket is installed on the upper side wall of the bearing seat cover, and a rear cooling water jacket is installed on the inner side wall of the bearing base and the bearing seat cover;

[0006] The upper cooling water jacket and the rear cooling water jacket are connected by a connecting water pipe, a water pipe flexible joint is arranged in the middle of the connecting water pipe, a side wall of the rear cooling water jacket away from the crusher rotor body is fixedly connected with a water inlet pipe, and a side wall of the upper cooling water jacket away from the connecting water pipe is fixedly connected with a water return pipe.

[0007] According to the crusher rotor bearing seat cooling device, cooling water is provided inside the upper cooling water jacket and the rear cooling water jacket for absorbing the heat transferred from the crusher rotor bearing.

[0008] According to the crusher rotor bearing seat cooling device, the outer side wall of the rear cooling water jacket is provided with a bearing pressure cover, and the bearing pressure cover is fixedly connected to the bearing base.

[0009] According to the crusher rotor bearing seat cooling device, a fixing bolt is arranged inside the bearing seat cover, and the lower end of the fixing bolt is threadedly connected to the upper side wall of the bearing base, which facilitates the installation and disassembly of the bearing seat cover and the bearing base.

[0010] According to the crusher rotor bearing seat cooling device, the upper cooling water jacket and the rear cooling water jacket are connected via a connecting water pipe, which facilitates the circulation of cooling water.

[0011] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0013] Figure 1 This is a front schematic diagram of a cooling device for a rotor bearing seat of a crusher according to the utility model;

[0014] Figure 2 It is an internal schematic diagram of the cooling device of the rotor bearing seat of the crusher according to the utility model.

[0015] Legend:

[0016] 1. Bearing base; 101. Bearing gland; 2. Crusher rotor body; 3. Bearing seat cover; 4. Fixing bolts; 5. Upper cooling water jacket; 501. Return water pipe; 502. Connecting water pipe; 503. Water pipe flexible joint; 6. Rear cooling water jacket; 601. Water inlet pipe. DETAILED DESCRIPTION

[0017] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0018] In the description of the present utility model, it should be noted that the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present utility model; the terms "first", "second", and "third" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance. In addition, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0019] Reference Figure 1-2 The utility model embodiment of the crusher rotor bearing seat cooling device comprises a bearing base 1, the upper side wall of the bearing base 1 is detachably connected with a bearing seat cover 3, a crusher rotor body 2 is installed between the bearing base 1 and the bearing seat cover 3, an upper cooling water jacket 5 is installed on the upper side wall of the bearing seat cover 3, and a rear cooling water jacket 6 is installed on the inner side wall of the bearing base 1 and the bearing seat cover 3; cooling water is arranged inside the upper cooling water jacket 5 and the rear cooling water jacket 6 for absorbing the heat transferred by the crusher rotor bearing, and cooling water is arranged inside the upper cooling water jacket 5 and the rear cooling water jacket 6 for absorbing the heat transferred by the crusher rotor bearing.

[0020] The upper cooling water jacket 5 and the rear cooling water jacket 6 are connected via a connecting water pipe 502, a water pipe flexible joint 503 is provided in the middle of the connecting water pipe 502, a side wall of the rear cooling water jacket 6 away from the crusher rotor body 2 is fixedly connected to a water inlet pipe 601, and a side wall of the upper cooling water jacket 5 away from the connecting water pipe 502 is fixedly connected to a return water pipe 501.

[0021] A fixing bolt 4 is provided inside the bearing seat cover 3, and the lower end of the fixing bolt 4 is threadedly connected to the upper side wall of the bearing base 1, which is convenient for the installation and disassembly of the bearing seat cover 3 and the bearing base 1. The upper cooling water jacket 5 and the rear cooling water jacket 6 are connected through a connecting water pipe 502 to facilitate the circulation of cooling water.

[0022] Working principle: When the crusher is running in summer, the cooling water enters the rear cooling water jacket 6 through the water inlet pipe 601 at the lower end of the bearing gland 101, and enters the upper cooling water jacket 5 on the bearing seat cover 3 through the water pipe 502 at the upper part of the bearing gland to cool the crusher bearing. The outlet pipe is set at the other end of the cooling water jacket of the upper shell of the bearing seat (so that the cooling water can fully cool the bearing), and the water after cooling is discharged from the outlet pipe to the cooling water return system. The cooling effect of this cooling device is good, and the temperature of the rotor bearing drops by about 15 degrees, which ensures the safe operation of the equipment.

[0023] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. Crusher rotor bearing seat cooling device, characterized in that: include: A bearing base (1), the upper side wall of the bearing base (1) being detachably connected to a bearing seat cover (3), a crusher rotor body (2) being installed between the bearing base (1) and the bearing seat cover (3), an upper cooling water jacket (5) being installed on the upper side wall of the bearing seat cover (3), and a rear cooling water jacket (6) being installed on the inner side walls of the bearing base (1) and the bearing seat cover (3); The upper cooling water jacket (5) and the rear cooling water jacket (6) are connected via a connecting water pipe (502), a water pipe flexible joint (503) is provided in the middle of the connecting water pipe (502), a side wall of the rear cooling water jacket (6) away from the crusher rotor body (2) is fixedly connected to a water inlet pipe (601), and a side wall of the upper cooling water jacket (5) away from the connecting water pipe (502) is fixedly connected to a water return pipe (501).

2. The crusher rotor bearing seat cooling device according to claim 1, characterized in that: Cooling water is provided inside the upper cooling water jacket (5) and the rear cooling water jacket (6).

3. The crusher rotor bearing seat cooling device according to claim 1, characterized in that: A bearing pressure cover (101) is provided on the outer side wall of the rear cooling water jacket (6), and the bearing pressure cover (101) is fixedly connected to the bearing base (1).

4. The crusher rotor bearing seat cooling device according to claim 1, characterized in that: A fixing bolt (4) is arranged inside the bearing seat cover (3), and the lower end of the fixing bolt (4) is threadedly connected to the upper side wall of the bearing base (1).

5. The crusher rotor bearing seat cooling device according to claim 1, characterized in that: The upper cooling water jacket (5) and the rear cooling water jacket (6) are connected via a connecting water pipe (502).

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