Vertical bearing box for high-temperature and high-humidity environment
By adopting a combination of upper inlet shaft seal, lower inlet shaft seal, upper center bearing and lower center bearing in the bearing box, the problem of oil leakage in traditional bearing boxes in high temperature and high humidity environments is solved, and efficient sealing and stable operation are achieved.
Patent Information
- Application Number
- CN202421251262.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-04
- Publication Date
- 2025-03-04
- Estimated Expiration
- 2034-06-04
AI Technical Summary
Traditional bearing boxes are prone to oil leakage in high temperature and high humidity environments, and cannot be effectively sealed, which affects the normal operation of the agitator.
A vertical bearing box for high temperature and high humidity environment is designed, and the upper inlet shaft seal and the lower inlet shaft seal are sealed. Combined with the installation of the upper centering bearing and the lower centering bearing, it ensures that the high-temperature oil in the bearing box does not leak under the high temperature and high humidity environment.
It effectively prevents oil leakage and external intrusion, ensuring the normal operation and sealing performance of the bearing box in high temperature and high humidity environment.
Smart Images
Figure CN222556796U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of glass manufacturing, in particular to a vertical bearing box for high-temperature and high-humidity environments. Background Art
[0002] In glass manufacturing, after the glass melts, it enters the platinum channel. Before forming, it may contain a large number of bubbles, streaks, stones and other defects, which need to be stirred and homogenized in the stirring mechanism to facilitate forming and production. The stirring mechanism of the liquid crystal glass liquid is installed in the platinum channel. The radiation temperature of the platinum channel stirring rod flange is very high. Although the traditional bearing box stirring device can play the stirring function, the heat resistance of most bearing boxes is average. When used in a high temperature environment, it is easy to leak oil. Therefore, it is necessary to design a vertical bearing box for high temperature and high humidity environment. Utility Model Content
[0003] The utility model aims to provide a vertical bearing box for high temperature and high humidity environment to solve the problems raised in the above background technology.
[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a vertical bearing box for high-temperature and high-humidity environment, comprising a mixer cantilever, a bearing box shell is installed on one side of the mixer cantilever, a main shaft is installed inside the bearing box shell, a high-temperature oil-filled cavity is opened inside the bearing box shell outside the main shaft, an upper centering bearing is installed inside the bearing box shell at the top of the high-temperature oil-filled cavity, an upper pressure cover is connected to the top of the bearing box shell outside the main shaft, a lock nut is installed inside the upper pressure cover, an upper inlet shaft seal is installed on the top of the upper pressure cover, and an upper clamping ring is installed on the top of the upper inlet shaft seal, a lower centering bearing is installed inside the bearing box shell at the bottom of the high-temperature oil-filled cavity, a lower pressure cover is connected to the bottom of the bearing box shell outside the main shaft, a lower inlet shaft seal is installed inside the lower pressure cover, a lower clamping ring is installed on the bottom of the lower inlet shaft seal, and a double sprocket is installed on the top of the main shaft through the upper pressure cover;
[0005] An oil pan is installed at the bottom of the main shaft through the lower pressure cover, a stirring rod is installed at the bottom of the oil pan through a coupling, a motor reducer is installed at the top of the mixer cantilever, and the motor reducer is connected to the double sprocket through a driving chain.
[0006] Preferably, a sprocket cover is installed on the top of the main shaft, the sprocket cover is connected to the main shaft by bolts, and a chain guard is installed on the top of the upper cover.
[0007] Preferably, the upper pressure cover and the bearing box shell are connected by pressure cover screws, and the lower pressure cover and the bearing box shell are connected by fastening screws.
[0008] Preferably, a column mechanism is installed on the other side of the mixer cantilever, and a mixer base is installed at the bottom of the column mechanism.
[0009] Preferably, the column mechanism includes a threaded lifting structure, a hand crank, a guide structure and a pillar, a threaded lifting structure is installed on one side of the pillar, one side of the threaded lifting structure is connected to the mixer cantilever, and a hand crank is installed on the other side of the threaded lifting structure passing through the pillar, and both ends of the pillar are connected to the mixer cantilever through a guide structure.
[0010] Preferably, a bearing box hanging plate is installed on the other side of the bearing box shell, and the bearing box hanging plate is connected to the mixer cantilever by tightening adjustment screws.
[0011] Preferably, the upper centering bearing, lock nut, upper inlet shaft seal, upper clamping ring, lower centering bearing, lower inlet shaft seal and lower clamping ring are all mounted on the periphery of the main shaft.
[0012] Compared with the prior art, the beneficial effects of the utility model are:
[0013] 1. By installing the upper inlet shaft seal and the lower inlet shaft seal, the high-temperature oil is sealed by the upper inlet shaft seal and the lower inlet shaft seal during the operation of the main shaft to ensure that there is no oil leakage when running in a high temperature and high humidity environment. By installing the upper centering bearing and the lower centering bearing, good alignment is guaranteed.
[0014] 2. The lower and upper glands are connected and limited to the bearing box housing by using fastening screws and gland screws, thereby ensuring the spacing and sealing performance between the lower and upper glands and the bearing box housing. The upper and lower clamping rings can play a sealing role to prevent internal grease or oil from leaking out, and also prevent external splashing water or dust from intruding. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] Figure 1 It is a three-dimensional diagram of the utility model;
[0016] Figure 2 It is a side view of the utility model;
[0017] Figure 3 It is a cross-sectional view of the bearing box housing of the utility model;
[0018] Figure 4 It is a structural schematic diagram of the column mechanism of the utility model.
[0019] In the figure: 1. oil receiving pan; 2. fastening screws; 3. lower pressure cover; 4. main shaft; 5. high temperature oil filling cavity; 6. bearing box housing; 7. upper centering bearing; 8. lock nut; 9. upper pressure cover; 10. upper inlet shaft seal; 11. upper retaining ring; 12. double sprocket; 13. sprocket pressure cover; 14. bolts; 15. chain guard; 16. pressure cover screws; 17. bearing box hanging plate; 18. fastening adjustment screws; 19. lower centering bearing; 20. lower inlet shaft seal; 21. lower retaining ring; 22. coupling; 23. stirring rod; 24. driving chain; 25. mixer cantilever; 26. motor reducer; 27. column mechanism; 2701. threaded lifting structure; 2702. hand crank; 2703. guide structure; 2704. pillar; 28. mixer base. DETAILED DESCRIPTION
[0020] It is easy to understand that according to the technical solution of the utility model, without changing the essential spirit of the utility model, a person skilled in the art can propose a variety of interchangeable structural modes and implementation modes. Therefore, the following specific implementation modes and drawings are only exemplary descriptions of the technical solution of the utility model, and should not be regarded as the entirety of the utility model or as a limitation or restriction to the technical solution of the utility model.
[0021] The utility model proposes a vertical bearing box for high temperature and high humidity environment, for example, Figure 1 , Figure 2 , Figure 3 and Figure 4As shown, it includes a mixer cantilever 25, a bearing box shell 6 is installed on one side of the mixer cantilever 25, a main shaft 4 is installed inside the bearing box shell 6, a high-temperature oil-filled cavity 5 is opened inside the bearing box shell 6 outside the main shaft 4, an upper centering bearing 7 is installed inside the bearing box shell 6 at the top of the high-temperature oil-filled cavity 5, an upper gland 9 is connected to the top of the bearing box shell 6 outside the main shaft 4, a lock nut 8 is installed inside the upper gland 9, an upper inlet shaft seal 10 is installed on the top of the upper gland 9, and an upper clamping ring 11 is installed on the top of the upper inlet shaft seal 10, and the shaft at the bottom of the high-temperature oil-filled cavity 5 is provided with a high-temperature oil-filled cavity 5. A lower centering bearing 19 is installed inside the bearing box shell 6, and a lower pressure cover 3 is connected to the bottom of the bearing box shell 6 outside the main shaft 4. A lower inlet shaft seal 20 is installed inside the lower pressure cover 3, and a lower clamping ring 21 is installed at the bottom of the lower inlet shaft seal 20. Among them, the upper pressure cover 9 and the bearing box shell 6 are connected by a pressure cover screw 16, and the lower pressure cover 3 and the bearing box shell 6 are connected by a fastening screw 2. The upper centering bearing 7, lock nut 8, upper inlet shaft seal 10, upper clamping ring 11, lower centering bearing 19, lower inlet shaft seal 20 and lower clamping ring 21 are all mounted on the periphery of the main shaft 4; specifically, the lower The installation interval between the gland 3 and the upper gland 9 and the bearing box housing 6 is adjusted by highland barley paper. After adjustment, the lower gland 3 and the upper gland 9 are connected and locked with the bearing box housing 6 using the fastening screws 2 and the gland screws 16, so as to ensure the interval and sealing performance between the lower gland 3 and the upper gland 9 and the bearing box housing 6. After adding oil to the high-temperature oil-filled cavity 5, the high-temperature oil is sealed by the upper inlet shaft seal 10 and the lower inlet shaft seal 20 during the operation of the main shaft 4 to ensure that there is no oil leakage when running in a high-temperature and high-humidity environment. The upper centering bearing 7 is used as the main The force-bearing end is mainly responsible for the load-bearing and supporting functions, ensuring that the rotating parts in the bearing box housing 6 can work stably and withstand the pressure or load from above. The lower centering bearing 19 can play a supporting and guiding role, further ensuring the accuracy of the internal parts of the bearing box housing 6, making the operation more stable. The upper clamping ring 11 and the lower clamping ring 21 are installed to play a sealing role during use to prevent the internal grease or oil from leaking outward, and also prevent the splashing water or dust from the outside from invading the interior of the bearing box housing 6, thereby keeping the interior of the bearing box housing 6 clean and lubricated;
[0022] like Figure 1 , Figure 2 and Figure 3As shown, the bottom of the main shaft 4 passes through the lower gland 3 and is equipped with an oil pan 1, the bottom of the oil pan 1 is equipped with a stirring rod 23 through a coupling 22, the top of the main shaft 4 passes through the upper gland 9 and is equipped with a double sprocket 12, the top of the mixer cantilever 25 is equipped with a motor reducer 26, the motor reducer 26 and the double sprocket 12 are connected through a driving chain 24, the top of the main shaft 4 is equipped with a sprocket gland 13, the sprocket gland 13 and the main shaft 4 are connected through bolts 14, the top of the upper gland 9 is equipped with a chain guard 15, the other side of the bearing box housing 6 is equipped with a bearing box hanging plate 17, the bearing box hanging plate 17 and the mixer cantilever 25 are connected through a tightening adjustment screw 18; specifically, by tightening and adjusting The screw 18 connects the bearing box hanging plate 17 and the mixer cantilever 25. The oil collecting pan 1 can be used to collect the oil leaking from the bearing box housing 6 during use, so that the user can handle the leaked oil. After the motor reducer 26 is powered on, the driving chain 24 is used to drive the double sprocket 12 to rotate. During the rotation of the double sprocket 12, the main shaft 4 is driven to rotate. At the same time, the coupling 22 is used to drive the stirring rod 23 to rotate, so as to achieve the stirring of the liquid crystal glass liquid. After the sprocket cover 13 is assembled on the top of the main shaft 4 by the bolt 14, the position of the double sprocket 12 is limited. The chain guard 15 can be used to wrap and protect the double sprocket 12 when it is working.
[0023] like Figure 1 , Figure 2 and Figure 4 As shown, a column mechanism 27 is installed on the other side of the mixer cantilever 25, and a mixer base 28 is installed at the bottom of the column mechanism 27. The column mechanism 27 includes a threaded lifting structure 2701, a hand crank 2702, a guide structure 2703 and a pillar 2704. A threaded lifting structure 2701 is installed on one side of the pillar 2704. One side of the threaded lifting structure 2701 is connected to the mixer cantilever 25. The other side of the threaded lifting structure 2701 penetrates the pillar 2704 and is installed with a hand crank 2702. Both ends of the pillar 2704 are connected to the mixer cantilever 25 through the guide structure 2703. One side of the guide structure 2703 is provided with a carved The height of the mixer cantilever 25 is determined by the scale; specifically, the position of the device is limited by the connection between the mixer base 28 and the external structure during use to avoid shaking during use. By rotating the hand crank 2702, the threaded lifting structure 2701 starts to rotate under the drive of the hand crank 2702, thereby realizing the up and down movement of the mixer cantilever 25. During the up and down movement of the mixer cantilever 25, the guide structure 2703 is used to guide the trajectory of the mixer cantilever 25 to avoid rotation of the mixer cantilever 25, so that the lifting of the mixer cantilever 25 is more stable.
[0024] The working principle of this embodiment is as follows: before use, the bearing box hanging plate 17 is connected to the mixer cantilever 25 by tightening the adjustment screw 18, and the position of the device is limited by connecting the mixer base 28 to the external structure. The upper centering bearing 7 and the lower centering bearing 19 are installed to ensure good centering. Oil is added to the high-temperature oil-filled cavity 5. After the motor reducer 26 is powered on, the drive chain 24 is used to drive the double sprocket 12 to rotate. During the rotation of the double sprocket 12, the main shaft 4 is driven to rotate. During the operation of the main shaft 4, the upper inlet shaft seal 10 and the lower inlet shaft seal 20 are used to seal the high-temperature oil to ensure When operating in a high temperature and high humidity environment, there is no oil leakage. The upper centering bearing 7, as the main force-bearing end, mainly bears the functions of load-bearing and supporting, ensuring that the rotating parts in the bearing box shell 6 can work stably and withstand the pressure or load from above. The lower centering bearing 19 can play a supporting and guiding role, further ensuring the accuracy of the internal parts of the bearing box shell 6, making the operation more stable. By installing the upper clamping ring 11 and the lower clamping ring 21, it can play a sealing role during use to prevent internal grease or oil from leaking out. When the main shaft 4 rotates, the coupling 22 is used to drive the stirring rod 23 to rotate, thereby stirring the liquid crystal glass liquid.
[0025] The above-mentioned specific embodiments are only several preferred embodiments of the present invention. Based on the technical solution of the present invention and the relevant inspiration of the above-mentioned embodiments, those skilled in the art can make various alternative improvements and combinations to the above-mentioned specific embodiments.
Claims
1. A vertical bearing box for high temperature and high humidity environment, characterized in that: The invention comprises a mixer cantilever (25), a bearing box housing (6) is installed on one side of the mixer cantilever (25), a main shaft (4) is installed inside the bearing box housing (6), a high-temperature oil-filled cavity (5) is opened inside the bearing box housing (6) outside the main shaft (4), an upper centering bearing (7) is installed inside the bearing box housing (6) at the top of the high-temperature oil-filled cavity (5), an upper pressure cover (9) is connected to the top of the bearing box housing (6) outside the main shaft (4), a lock nut (8) is installed inside the upper pressure cover (9), and the upper pressure cover (9) is provided with a locking nut (8). ) is installed at the top of the main shaft (4), and an upper inlet shaft seal (10) is installed at the top of the upper inlet shaft seal (10), a lower centering bearing (19) is installed inside the bearing box shell (6) at the bottom of the high-temperature oil-filled cavity (5), a lower pressure cover (3) is connected to the bottom of the bearing box shell (6) outside the main shaft (4), a lower inlet shaft seal (20) is installed inside the lower pressure cover (3), a lower clamping ring (21) is installed at the bottom of the lower inlet shaft seal (20), and a double sprocket (12) is installed on the top of the main shaft (4) through the upper pressure cover (9); The bottom of the main shaft (4) passes through the lower pressure cover (3) and is equipped with an oil receiving pan (1). The bottom of the oil receiving pan (1) is equipped with a stirring rod (23) through a coupling (22). The top of the mixer cantilever (25) is equipped with a motor reducer (26). The motor reducer (26) is connected to the double sprocket (12) through a driving chain (24).
2. A vertical bearing box for high temperature and high humidity environment according to claim 1, characterized in that: A sprocket cover (13) is installed on the top of the main shaft (4), and the sprocket cover (13) is connected to the main shaft (4) via bolts (14). A chain guard (15) is installed on the top of the upper cover (9).
3. A vertical bearing box for high temperature and high humidity environment according to claim 1, characterized in that: The upper pressure cover (9) is connected to the bearing box housing (6) via pressure cover screws (16), and the lower pressure cover (3) is connected to the bearing box housing (6) via fastening screws (2).
4. A vertical bearing box for high temperature and high humidity environment according to claim 1, characterized in that: A column mechanism (27) is installed on the other side of the mixer cantilever (25), and a mixer base (28) is installed at the bottom of the column mechanism (27).
5. A vertical bearing box for high temperature and high humidity environment according to claim 4, characterized in that: The column mechanism (27) comprises a threaded lifting structure (2701), a hand crank (2702), a guide structure (2703) and a pillar (2704); the threaded lifting structure (2701) is installed on one side of the pillar (2704); one side of the threaded lifting structure (2701) is connected to the mixer cantilever (25); the other side of the threaded lifting structure (2701) is penetrated by the pillar (2704) and is installed with a hand crank (2702); and both ends of the pillar (2704) are connected to the mixer cantilever (25) via the guide structure (2703).
6. The vertical bearing box for high temperature and high humidity environment according to claim 1, characterized in that: A bearing box hanging plate (17) is installed on the other side of the bearing box housing (6), and the bearing box hanging plate (17) is connected to the mixer cantilever (25) by tightening the adjustment screw (18).
7. A vertical bearing box for high temperature and high humidity environment according to any one of claims 1 to 6, characterized in that: The upper centering bearing (7), the lock nut (8), the upper inlet shaft seal (10), the upper clamping ring (11), the lower centering bearing (19), the lower inlet shaft seal (20) and the lower clamping ring (21) are all sleeved on the periphery of the main shaft (4).