CN212615547U

CN212615547U - Self-lubricating bearing device of high-temperature molten salt pump

Info

Publication number: CN212615547U
Application number: CN202021204982.3U
Authority: CN
Inventors: 郝波亮; 王洋
Original assignee: Wu'an Hongtai Mechanical Pump Co ltd
Current assignee: Wu'an Hongtai Mechanical Pump Co ltd
Priority date: 2020-06-27
Filing date: 2020-06-27
Publication date: 2021-02-26
Anticipated expiration: 2030-06-27

Abstract

The utility model relates to a high temperature molten salt pump technical field just discloses a high temperature molten salt pump self-lubricating bearing device, including the pump shaft, the outer wall swing joint of pump shaft has the axle sleeve, the outer wall swing joint of axle sleeve has the neck bush, the outer wall of neck bush is seted up flutedly, the inner wall swing joint of recess has fixed pearl, the outer wall swing joint of neck bush has the outer bush, the oil inlet has been seted up to the outer wall of outer bush, the fixed slot has been seted up to the outer wall of neck bush. This high temperature molten salt pump self-lubricating bearing device has reached the effectual purpose of self-lubricating, has solved the comparatively single and relatively poor problem of self-lubricating effect of general high temperature molten salt pump self-lubricating bearing device structure, inside the abundant lubricating arrangement of being convenient for in a flexible way of structure, reduce the friction between the device internals, the device normal use of being convenient for, the problem of reducing the device internals emergence locking or even wearing and tearing does benefit to the life of extension fixture, user's user demand has been satisfied.

Description

Self-lubricating bearing device of high-temperature molten salt pump

Technical Field

The utility model relates to a high temperature molten salt pump technical field specifically is a high temperature molten salt pump is from lubricated bearing device.

Background

The high-temperature molten salt pump is a pump specially used for conveying high-temperature molten salt, and can be divided into a molten salt submerged pump and a molten salt axial-flow pump according to the structural form, and also into an RXB type molten salt circulating pump, and the self-lubricating bearing is divided into a composite material self-lubricating bearing, a solid embedded self-lubricating bearing, a bimetallic material self-lubricating bearing and a special material self-lubricating bearing, and different self-lubricating bearings are selected according to different purposes and working conditions, so that the high-temperature molten salt pump has the characteristics of high bearing capacity, impact resistance, high temperature resistance, strong self-lubricating capacity and the like, is particularly suitable for occasions which lubrication and oil film formation are difficult to carry out, such as heavy load, low speed, reciprocation or swing and the like, is not easy to erode and erode by water and other acid liquids, and is widely applied to metallurgy continuous casting machines, steel rolling equipment, mining machinery, molds, hoisting machinery, textile machinery, wind power, the wear resistance is twice of that of the common shaft sleeve.

The current general high temperature molten salt pump is from lubricated bearing device structure comparatively single and self-lubricating effect relatively poor, and inside the abundant lubricating arrangement of not being convenient for, increase the friction between the device internals easily, the normal use of not being convenient for takes place the problem of locking or even wearing and tearing easily, is unfavorable for the life of extension fixture, needs to improve current device.

Disclosure of Invention

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a high temperature molten salt pump self-lubricating bearing device possesses advantages such as self-lubricating effect is good, has solved the comparatively single and relatively poor problem of self-lubricating effect of general high temperature molten salt pump self-lubricating bearing device structure.

(II) technical scheme

For realizing the effectual purpose of this high temperature molten salt pump self-lubricating bearing device self-lubricating, the utility model provides a following technical scheme: the utility model provides a high temperature molten salt pump self-lubricating bearing device, includes the pump shaft, the outer wall swing joint of pump shaft has the axle sleeve, the outer wall swing joint of axle sleeve has the neck bush, the outer wall of neck bush is seted up flutedly, the inner wall swing joint of recess has fixed pearl, the outer wall swing joint of neck bush has the outer bush.

The oil inlet is formed in the outer wall of the outer lining, the fixing groove is formed in the outer wall of the inner lining, the fixing strip is movably connected to the inner wall of the fixing groove, the gasket is movably connected to the outer wall of the fixing strip, and the bearing seat is fixedly connected to the outer wall of the outer lining.

Preferably, one end of the pump shaft penetrates through one side of the shaft sleeve and extends to the inner wall of the shaft sleeve, and the shaft sleeve is a T-shaped shaft sleeve.

Preferably, the inner bushing is a T-shaped inner bushing, and the shape and size of the inner bushing are matched with those of the outer bushing.

Preferably, the number of the grooves is five to twelve, the five to twelve grooves are arranged on the outer wall of the inner liner at equal intervals, and the combined shape of the five to twelve grooves is spiral.

Preferably, the number of the fixing beads is seven to eighty-four, every seven fixing beads are arranged on the inner wall of the groove at equal intervals, and the diameter of each fixing bead is smaller than the width of the groove.

Preferably, the horizontal central line of the oil inlet and the horizontal central line of the outer bushing are located at the same position, and the oil inlet is a trapezoidal oil inlet.

Preferably, the outer wall of the bearing seat is fixedly connected with a fixing piece, the fixing piece is movably connected with the outer bushing through the bearing seat, and fixing grooves are formed in the outer wall of the outer bushing and the outer wall of the inner bushing.

(III) advantageous effects

Compared with the prior art, the utility model provides a high temperature molten salt pump is from lubricated bearing device possesses following beneficial effect:

1. this high temperature molten salt pump self-lubricating bearing device, through the neck bush, a groove, fixed pearl, the outer bush, the oil inlet, the fixed slot, mutually supporting of fixed strip and gasket is used, the effectual purpose of self-lubricating has been reached, the comparatively single and relatively poor problem of self-lubricating effect of general high temperature molten salt pump self-lubricating bearing device structure has been solved, the structure is nimble inside the abundant lubricating arrangement of being convenient for, reduce the friction between the device internals, the device normal use of being convenient for, reduce the device internals and take place the problem of locking or even wearing and tearing, do benefit to the life of extension fixture, user's user demand has been satisfied.

2. This high temperature molten salt pump self-lubricating bearing device through recess, fixed pearl and the oil inlet that sets up, has reached the purpose of the even oil feed of being convenient for, and the even oil feed everywhere of the device internals of being convenient for improves the self-lubricating effect of device, and the nimble convenient to use person of structure uses.

3. This high temperature molten salt pump self-lubricating bearing device through fixed slot, fixed strip and the gasket that sets up, has reached the purpose of being convenient for to fix, and the nimble convenient to use person of structure installs and fixes, and has strengthened the leakproofness of device to be convenient for reduce the friction between the device internals, improved the practicality of device.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a front sectional view of the present invention;

fig. 3 is an enlarged view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a pump shaft; 2. a shaft sleeve; 3. an inner liner; 4. a groove; 5. fixing the beads; 6. an outer liner; 7. an oil inlet; 8. fixing grooves; 9. a fixing strip; 10. a gasket; 11. a bearing seat; 12. a sheet is fixed.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a self-lubricating bearing device of a high-temperature molten salt pump comprises a pump shaft 1, wherein the outer wall of the pump shaft 1 is movably connected with a shaft sleeve 2, one end of the pump shaft 1 penetrates through one side of the shaft sleeve 2 and extends to the inner wall of the shaft sleeve 2, the shaft sleeve 2 is a T-shaped shaft sleeve, the outer wall of the shaft sleeve 2 is movably connected with an inner bushing 3, the outer wall of the inner bushing 3 is provided with grooves 4, the number of the grooves 4 is five to twelve, five to twelve grooves 4 are arranged on the outer wall of the inner bushing 3 at equal intervals, the combined shape of the five to twelve grooves 4 is spiral, the inner wall of each groove 4 is movably connected with a fixed bead 5, the inner bushing 3, the grooves 4 and the fixed beads 5 are convenient for uniform lubrication of the device and convenient use, the number of the fixed beads 5 is seven to eighty four, every seven fixed beads 5 are arranged on the inner wall of each groove 4 at equal, the outer wall of the inner bush 3 is movably connected with an outer bush 6, the outer bush 6 is convenient to fix and install, the inner bush 3 is a T-shaped inner bush, and the shape and size of the inner bush 3 are matched with those of the outer bush 6.

The outer wall of the outer lining 6 is provided with an oil inlet 7, the oil inlet 7 is convenient for feeding a lubricating medium into the device, the horizontal central line of the oil inlet 7 and the horizontal central line of the outer lining 6 are positioned at the same position, the oil inlet 7 is a trapezoidal oil inlet, the purpose of facilitating uniform oil feeding is achieved through the arranged groove 4, the fixed bead 5 and the oil inlet 7, uniform oil feeding is facilitated at each position of internal parts of the device, the self-lubricating effect of the device is facilitated to be improved, the structure is flexible and convenient for a user to use, the outer wall of the inner lining 3 is provided with a fixed groove 8, the inner wall of the fixed groove 8 is movably connected with a fixed strip 9, the outer wall of the fixed strip 9 is movably connected with a gasket 10, the fixed groove 8, the fixed strip 9 and the gasket 10 are convenient to fix and install and convenient to assemble, and the inner lining 3, the groove 4, the fixed, the purpose of good self-lubricating effect is achieved, the problems that a common high-temperature molten salt pump self-lubricating bearing device is single in structure and poor in self-lubricating effect are solved, the structure is flexible and convenient for fully lubricating the inside of the device, friction among parts inside the device is reduced, the device is convenient to use normally, the problem that the parts inside the device are locked or even worn is reduced, the service life of the device is prolonged, the use requirement of a user is met, the purpose of convenient fixing is achieved through the arranged fixing groove 8, the fixing strip 9 and the gasket 10, the structure is flexible and convenient for the user to install and fix, the sealing performance of the device is enhanced, the friction among the parts inside the device is reduced, the practicability of the device is improved, the bearing seat 11 is fixedly connected to the outer wall of the outer bushing 6, the fixing plate 12 is fixedly connected to the outer wall of the bearing seat 11, and the fixing plate 12 is movably connected with the, and the outer wall of the outer lining 6 and the outer wall of the inner lining 3 are both provided with fixing grooves 8.

When the lubricating device is used, a lubricating medium enters the device through the oil inlet 7 and flows to the inside of the groove 4, the shaft sleeve 2, the inner bushing 3 and the outer bushing 6 are driven to rotate through the pump shaft 1, and meanwhile the lubricating medium inside the groove 4 flows and is uniformly filled through rotation, so that the effect of uniform lubrication is achieved conveniently.

To sum up, this high temperature molten salt pump self-lubricating bearing device has reached the effectual purpose of self-lubricating, has solved the comparatively single and relatively poor problem of self-lubricating effect of general high temperature molten salt pump self-lubricating bearing device structure, the even oil feed of being convenient for, and the structure is nimble to be convenient for fixed, has satisfied user's user demand.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high temperature molten salt pump is from lubricated bearing device, includes pump shaft (1), its characterized in that: the pump shaft comprises a pump shaft (1), and is characterized in that the outer wall of the pump shaft (1) is movably connected with a shaft sleeve (2), the outer wall of the shaft sleeve (2) is movably connected with an inner bushing (3), the outer wall of the inner bushing (3) is provided with a groove (4), the inner wall of the groove (4) is movably connected with a fixed bead (5), and the outer wall of the inner bushing (3) is movably connected with an outer bushing (6);

the oil inlet (7) has been seted up to the outer wall of outer bush (6), fixed slot (8) have been seted up to the outer wall of neck bush (3), the inner wall swing joint of fixed slot (8) has fixed strip (9), the outer wall swing joint of fixed strip (9) has gasket (10), the outer wall fixedly connected with bearing frame (11) of outer bush (6).

2. The high-temperature molten salt pump self-lubricating bearing device according to claim 1, characterized in that: one end of the pump shaft (1) penetrates through one side of the shaft sleeve (2) and extends to the inner wall of the shaft sleeve (2), and the shaft sleeve (2) is a T-shaped shaft sleeve.

3. The high-temperature molten salt pump self-lubricating bearing device according to claim 1, characterized in that: the inner bushing (3) is a T-shaped inner bushing, and the shape and the size of the inner bushing (3) are matched with those of the outer bushing (6).

4. The high-temperature molten salt pump self-lubricating bearing device according to claim 1, characterized in that: the number of the grooves (4) is five to twelve, the five to twelve grooves (4) are arranged on the outer wall of the inner bushing (3) at equal intervals, and the combined shape of the five to twelve grooves (4) is spiral.

5. The high-temperature molten salt pump self-lubricating bearing device according to claim 1, characterized in that: the number of the fixing beads (5) is seven to eighty four, every seven fixing beads (5) are arranged on the inner wall of the groove (4) at equal intervals, and the diameter of each fixing bead (5) is smaller than the width of the groove (4).

6. The high-temperature molten salt pump self-lubricating bearing device according to claim 1, characterized in that: the horizontal central line of the oil inlet (7) and the horizontal central line of the outer bushing (6) are located at the same position, and the oil inlet (7) is a trapezoidal oil inlet.

7. The high-temperature molten salt pump self-lubricating bearing device according to claim 1, characterized in that: the outer wall fixedly connected with stationary blade (12) of bearing frame (11), and stationary blade (12) pass through bearing frame (11) and outer bush (6) swing joint, and fixed slot (8) have all been seted up to the outer wall of outer bush (6) and the outer wall of neck bush (3).