Motor non-transmission end mounting structure

Abstract

The utility model relates to the field of motor installation, and discloses a motor non-transmission end installation structure comprising a rotating shaft, the right side of the rotating shaft is provided with an inner sealing ring, the right side of the inner sealing ring abuts against a bearing, the outer wall of the bearing is fixedly connected with a front end cover, and the right side of the bearing is fixedly connected with a front outer bearing cover. The right side of the bearing is fixedly connected with a shaft head pressing plate, the front outer bearing cover and the front end cover are fixedly connected through a plurality of first bolts, the upper side of the front outer bearing cover is fixedly connected with a speed sensor, and a conductive oil seal is arranged in the front outer bearing cover. According to the utility model, a unique labyrinth structure is used, the space and the sealing performance of the oil storage chamber are increased, the lubricating grease replacement frequency is reduced, the shaft current is protected by using a relatively economical method, the lubricating grease can be prevented from flowing out of the oil storage chamber, and the mounting structure is also provided with a speed sensor and has a motor rotating speed measurement function.

Description

Technical Field

[0001] The utility model relates to the field of motor installation, in particular to a motor non-driving end installation structure. Background Art

[0002] The non-drive end of the motor is usually installed on the side opposite to the transmission system. It is mainly responsible for supporting and fixing the structure of the motor. During the installation process, first of all, it is necessary to ensure the stability and flatness of the motor base or mounting platform to ensure the stability and safety of the motor installation. Secondly, according to the model and specifications of the motor, correctly select and install the appropriate base bracket and positioning feet to ensure that the alignment and connection between the motor and the base meet the standard requirements.

[0003] When installing the motor, you should strictly follow the installation guide provided by the manufacturer, including correctly installing the motor bearings, seals and protective covers to protect the internal components of the motor from the external environment. Finally, after the installation is completed, the motor should be debugged and inspected to ensure that the motor runs smoothly, safely and reliably. The installation quality of the non-drive end of the motor directly affects the performance and service life of the motor. Therefore, during the installation process, be sure to strictly follow the standard operations to ensure the normal operation and long-term stability of the motor.

[0004] In the non-drive end installation method of the traditional motor, the oil storage chamber has a small space and the frequency of lubricating oil replacement is high. In addition, some motor non-drive end installation structures do not have the function of measuring the motor speed. In order to prevent shaft current, insulating bearings are used, which increases the cost of the motor. Therefore, a motor non-drive end installation structure is proposed to solve the above problems. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides a motor non-drive end mounting structure, which aims to improve the non-drive end mounting method of the traditional motor, the oil storage chamber space is small, the frequency of lubricating oil replacement is high, and the traditional motor non-drive end mounting structure does not have the function of measuring the motor speed, and the insulating bearing is expensive.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a non-drive end mounting structure of a motor, comprising a rotating shaft, an inner sealing ring is arranged on the right side of the rotating shaft, a bearing is abutted on the right side of the inner sealing ring, a front end cover is fixedly connected to the outer wall of the bearing, a front outer bearing cover is fixedly connected to the right side of the bearing, a shaft head pressure plate is fixedly connected to the right side of the bearing, the front outer bearing cover and the front end cover are fixedly connected by a plurality of bolts, a speed sensor is fixedly connected to the upper side of the front outer bearing cover, a conductive oil seal is arranged inside the front outer bearing cover, a connecting shaft is sleeved on the inner wall of the conductive oil seal, a speed measuring gear is fixedly connected to the right side of the connecting shaft, the shaft head pressure plate and the rotating shaft are fixedly connected by a plurality of bolts, and a cover plate is fixedly connected to the right side of the front outer bearing cover.

[0007] As a further description of the above technical solution:

[0008] The inner sealing ring is externally rotatably connected to the left side of the front end cover.

[0009] As a further description of the above technical solution:

[0010] The left side of the connecting shaft is fixedly connected to the right side of the shaft head pressure plate.

[0011] As a further description of the above technical solution:

[0012] The speed measuring gear is externally sleeved inside the front outer bearing cover.

[0013] As a further description of the above technical solution:

[0014] The connecting shaft rotates outside the front outer bearing cover.

[0015] As a further description of the above technical solution:

[0016] The shaft head pressure plate is sleeved externally on the interior of the front outer bearing cover.

[0017] As a further description of the above technical solution:

[0018] The outer portion of the second bolt is sleeved inside the front outer bearing cover.

[0019] As a further description of the above technical solution:

[0020] The exterior of the rotating shaft is fixedly connected to the inner wall of the bearing.

[0021] The utility model has the following beneficial effects:

[0022] 1. In the utility model, a unique "maze" structure is used to increase the space and sealing of the oil storage chamber, reduce the frequency of grease replacement, use a more economical method to protect the shaft current and prevent the grease from flowing out of the oil storage chamber. In addition, the installation structure is also equipped with a speed sensor and has the function of measuring the motor speed. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 The utility model is a three-dimensional schematic diagram of a motor non-driving end mounting structure.

[0024] Legend:

[0025] 1. Rotating shaft; 2. Inner sealing ring; 3. Bearing; 4. Front cover; 5. Speed ​​sensor; 6. Bolt 1; 7. Front outer bearing cover; 8. Speed ​​measuring gear; 9. Connecting shaft; 10. Conductive oil seal; 11. Bolt 2; 12. Cover plate; 13. Shaft head pressure plate. DETAILED DESCRIPTION

[0026] 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.

[0027] Reference Figure 1 , an embodiment provided by the utility model: a motor non-drive end mounting structure, comprising a rotating shaft, an inner sealing ring is arranged on the right side of the rotating shaft, a bearing is abutted on the right side of the inner sealing ring, a front end cover is fixedly connected to the outer wall of the bearing, a front outer bearing cover is fixedly connected to the right side of the bearing, a head pressure plate is fixedly connected to the right side of the bearing, the front outer bearing cover and the front end cover are fixedly connected by a plurality of bolts, a speed sensor is fixedly connected to the upper side of the front outer bearing cover, a conductive oil seal is arranged inside the front outer bearing cover, a connecting shaft is sleeved on the inner wall of the conductive oil seal, and the connecting shaft A speed measuring gear is fixedly connected to the right side of the shaft, the shaft head pressure plate and the rotating shaft are fixedly connected by multiple bolts, a cover plate is fixedly connected to the right side of the front outer bearing cover, the inner sealing ring 2 is externally rotatably connected to the left side of the front end cover 4, the left side of the connecting shaft is fixedly connected to the right side of the shaft head pressure plate, the speed measuring gear 8 is externally sleeved inside the front outer bearing cover 7, the connecting shaft 9 is externally rotated inside the front outer bearing cover 7, the shaft head pressure plate 13 is externally sleeved inside the front outer bearing cover 7, the bolts 11 are externally sleeved inside the front outer bearing cover 7, and the rotating shaft 1 is externally fixedly connected to the inner wall of the bearing 3.

[0028] Specifically, the rotating shaft 1 is the non-driving end of the motor, and its surface has a step. The inner sealing ring 2 fits tightly with the front end cover 4 to ensure that the grease does not flow out. The speed sensor 5 is used to sense the speed of the motor. The bolt 1 6 is used to fix the front outer bearing cover 7 and the front end cover 4. The bolt 2 11 is used to fix the shaft head pressure plate 13 and the rotating shaft 1, so that the rotating shaft 1 drives the connecting shaft 9 to rotate. The cover plate 12 is used to ensure the sealing inside the front outer bearing cover 7, wherein the shaft head pressure plate 13, the inner sealing ring 2, the front end cover 4 and the front outer bearing cover 7 They all have the function of preventing axial movement of the bearing. The connecting shaft 9 structure is designed, and the speed measuring gear 8 is installed on the connecting shaft 9 through the conductive oil seal 10. The contact area between the outer ring of the bearing 3 and the front end cover 4 and the front outer bearing cover 7 is increased to ensure the smooth operation of the bearing 3. The conductive oil seal 10 is used on the front outer bearing cover 7, which can not only prevent shaft current but also prevent grease from flowing out. The rear inner bearing cover is cancelled and replaced with an end cover integrated structure, which has good sealing performance and reduces the difficulty of assembly. The unique oil storage chamber structure has good sealing performance and can store more grease.

[0029] Working principle: The outer ring of the bearing 3 has sufficient and adequate contact area with the front cover 4 and the front outer bearing cover 7, so that the service life of the bearing 3 is effectively extended. The unique structure is used to replace the traditional insulating bearing to prevent the effect of shaft current, so that the cost is reduced. The unique "maze" structure and the speed measuring gear 8 are installed on the connecting shaft 9, which effectively increases the volume and sealing of the oil storage chamber, thereby reducing the frequency of grease replacement, not only saving maintenance costs, but also improving the reliability and stability of the equipment. At the same time, the shaft current is protected by an economical and effective method, and the grease is effectively prevented from being lost from the oil storage chamber. The installation structure also integrates a speed sensor 5, which realizes accurate measurement and monitoring of the motor speed, and further improves the operation control ability and safety of the equipment. These innovative designs make the utility model have higher efficiency and reliability in industrial applications, and provide a comprehensive solution for equipment performance improvement and maintenance management.

[0030] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A motor non-drive end mounting structure, comprising a rotating shaft (1), characterized in that: An inner sealing ring (2) is arranged on the right side of the rotating shaft (1), a bearing (3) is abutted on the right side of the inner sealing ring (2), a front end cover (4) is fixedly connected to the outer wall of the bearing (3), a front outer bearing cover (7) is fixedly connected to the right side of the bearing (3), a shaft head pressure plate (13) is fixedly connected to the right side of the bearing (3), the front outer bearing cover (7) and the front end cover (4) are fixedly connected by a plurality of bolts (6), a speed sensor (5) is fixedly connected to the upper side of the front outer bearing cover (7), a conductive oil seal (10) is arranged inside the front outer bearing cover (7), a connecting shaft (9) is sleeved on the inner wall of the conductive oil seal (10), a speed measuring gear (8) is fixedly connected to the right side of the connecting shaft (9), the shaft head pressure plate (13) and the rotating shaft (1) are fixedly connected by a plurality of bolts (11), and a cover plate (12) is fixedly connected to the right side of the front outer bearing cover (7).

2. The motor non-driving end mounting structure according to claim 1, characterized in that: The inner sealing ring (2) is externally rotatably connected to the left side of the front end cover (4).

3. The motor non-driving end mounting structure according to claim 1, characterized in that: The left side of the connecting shaft (9) is fixedly connected to the right side of the shaft head pressure plate (13).

4. The motor non-drive end mounting structure according to claim 1, characterized in that: The speed measuring gear (8) is externally sleeved inside the front outer bearing cover (7).

5. The motor non-driving end mounting structure according to claim 1, characterized in that: The connecting shaft (9) rotates externally inside the front outer bearing cover (7).

6. The motor non-driving end mounting structure according to claim 1, characterized in that: The shaft head pressure plate (13) is sleeved on the outside of the front outer bearing cover (7).

7. The motor non-driving end mounting structure according to claim 1, characterized in that: The outer portion of the second bolt (11) is sleeved inside the front outer bearing cover (7).

8. The motor non-driving end mounting structure according to claim 1, characterized in that: The exterior of the rotating shaft (1) is fixedly connected to the inner wall of the bearing (3).

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