CN214523824U

CN214523824U - Adjustable wheel rim lubricator

Info

Publication number: CN214523824U
Application number: CN202120515952.2U
Authority: CN
Inventors: 李永华; 张昕磊; 马飞; 盛自强; 夏清
Original assignee: Dalian Jiaotong University
Current assignee: Dalian Jiaotong University
Priority date: 2021-03-12
Filing date: 2021-03-12
Publication date: 2021-10-29
Anticipated expiration: 2031-03-12

Abstract

The utility model relates to a rail vehicle rim lubrication apparatus technical field specifically discloses a rim lubricator with adjustable, including sprayer and fixed bolster, the sprayer passes through the fixed bolster is connected with rail vehicle's bogie frame, the sprayer includes that nozzle, universal rotating device, filter equipment and sprayer are defeated oil pipe, nozzle, universal rotating device, filter equipment and the defeated oil pipe of sprayer connect gradually and inside intercommunication, universal rotating device with filter equipment passes through universal rotating-structure and connects, filter equipment's inside is equipped with the filter screen. The utility model discloses can accurate control nozzle's inclination, relative position between strict control nozzle and the rim is equipped with the filter screen in the sprayer, can accomplish the filtration to oil-gas mixture, improves the quality that sprays lubricating grease on the rim, reduces the foreign matter to the corrosive action of rim, and this device overall structure is simple simultaneously, easy dismouting, convenient clearance impurity.

Description

Adjustable wheel rim lubricator

Technical Field

The utility model relates to a rail vehicle rim lubricating apparatus technical field.

Background

With the development of railway transportation towards high speed and heavy load, the contact condition of the wheel and the rail is further worsened, and the rail vehicle has some problems which need to be solved urgently in the operation process, such as the over-fast abrasion of the wheel rim, the noise of the wheel and the rail, and the like. The wheel is frequently turned and repaired due to the rapid abrasion of the wheel flange, so that the service life of the wheel is greatly shortened, and the repair cost is sharply increased; wheel-rail noise is a main source of operation noise of rail vehicles, and normal life of residents along roads can be influenced by excessive noise. In order to reduce wheel rim wear and reduce wheel rail noise, a certain number of rim lubrication devices need to be installed on the rail vehicle.

Currently, the existing wheel rim lubrication devices are mainly classified into a dry wheel rim lubrication device and a wet wheel rim lubrication device. The dry type wheel rim lubricating device uniformly provides pressure for the lubricating block through the constant force spring, so that the lubricating block is in real-time contact with the wheel rim, and a lubricating effect is achieved; however, such lubrication devices are expensive to use and the friction of the stick against the wheel rim also creates noise. The lubricant sprayed to the wheel rim by the wet type wheel rim lubricating device is an oil-gas mixture, and the lubricating effect is seriously influenced by the blockage of a nozzle or an oil pipe caused by excessive impurities in the oil-gas mixture, so that the cleaning of the nozzle and the filtering of the oil-gas mixture need to be paid attention to; and the injection of grease on the tread has the consequence of wheel slip, which seriously affects the driving safety, and therefore the relative position between the nozzle and the wheel rim needs to be strictly controlled.

SUMMERY OF THE UTILITY MODEL

In order to solve the above-mentioned problem that current rim lubricating arrangement exists, the utility model provides a rim lubricator with adjustable.

The utility model discloses a realize that the technical scheme that above-mentioned purpose adopted is: the utility model provides a rim lubricator with adjustable, includes sprayer and fixed bolster, the sprayer passes through the fixed bolster is connected with rail vehicle's bogie frame, the sprayer includes that nozzle, universal rotating device, filter equipment and sprayer are defeated oil pipe, nozzle, universal rotating device, filter equipment and the defeated oil pipe of sprayer connect gradually and inside intercommunication, universal rotating device with filter equipment passes through universal rotating-structure and connects, filter equipment's inside is equipped with the filter screen.

The rear end of the outer part of the nozzle is in a nut shape, and the rear end of the inner wall of the nozzle is connected with the front end of the universal rotating device in a threaded connection mode.

One end of the universal rotating device is tubular corresponding to the inner wall of the rear end of the nozzle, and the other end of the universal rotating device is a universal ball.

The appearance of filter equipment is the cuboid, filter equipment be equipped with the spherical recess that universal ball corresponds, universal ball is located in the spherical recess and can fix through holding screw in the spherical recess.

The filter equipment with all be equipped with the calibrated scale on four outer walls of universal ball connection one end, the part that universal ball exposes is carved with the scale regulation pointer that the calibrated scale corresponds.

The oil transportation channel is arranged in the filtering device, the filtering device comprises a first filtering mechanism and a second filtering mechanism, the first filtering mechanism is provided with a convex block, the protruding direction of the convex block is perpendicular to the axis direction of the oil transportation channel, the second filtering mechanism is provided with a groove matched with the convex block, and the first filtering mechanism and the second filtering mechanism can be spliced together through the matching of the convex block and the groove.

The oil conveying channel of the first filtering mechanism lug is internally provided with a filter screen, and the first filtering mechanism lugs are multiple.

The aperture of the filter screen is sequentially reduced from the input end to the output end of the filter device.

The filter device is provided with a connecting pipeline, and the filter device is connected with the oil delivery pipe of the oil sprayer through the connecting pipeline.

The connecting pipeline and the oil delivery pipe joint of the oil sprayer are provided with rubber gaskets, and the outer circle of each rubber gasket is sleeved with an oil pipe clamp.

The utility model discloses a rim lubricator with adjustable can accurate control nozzle's inclination, relative position between strict control nozzle and the rim is equipped with the filter screen in the sprayer, can accomplish the filtration to oil-gas mixture, improves the quality that sprays lubricating grease on the rim, reduces the corrosive action of impurity to the rim, and this device overall structure is simple simultaneously, easy dismouting, convenient clearance impurity.

Drawings

FIG. 1 is a general schematic view of the installation location of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1;

fig. 3 is a top view of the present invention;

fig. 4 is an exploded view of the overall structure of the present invention;

fig. 5 is a cross-sectional view taken at a in fig. 3 according to the present invention.

In the figure: 1. the oil sprayer comprises, by weight, 1-1 parts of an oil sprayer, a nozzle, 1-2 parts of a universal rotating device, 1-21 parts of a universal ball, 1-3 parts of a set screw, 1-4 parts of a first filtering mechanism, 1-5 parts of a connecting pipeline, 1-6 parts of a second filtering mechanism, 1-7 parts of a mesh dense filter screen, 1-8 parts of a mesh medium filter screen, 1-9 parts of a mesh sparse filter screen, 1-10 parts of a dial, 2 parts of an oil sprayer oil conveying pipe, 3 parts of a bogie frame, 4 parts of a fixed support, 5 parts of an oil pipe clamp, 6 parts of a rubber gasket.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do 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 thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

The utility model discloses a rim lubricator with adjustable is shown in fig. 1-3, including sprayer 1 and fixed bolster 4, sprayer 1 is connected with rail vehicle's bogie frame 3 through fixed bolster 4, and sprayer 1 passes through bolt 6 and is connected with fixed bolster 4. As shown in the figure 4-5, the oil sprayer 1 comprises a nozzle 1-1, a universal rotating device 1-2, a filtering device and an oil sprayer delivery pipe 2, the nozzle 1-1, the universal rotating device 1-2, the filtering device and the oil sprayer delivery pipe 2 are sequentially connected and internally communicated, the rear end of the outside of the nozzle 1-1 is manufactured into a nut shape, the nozzle 1-1 is convenient to disassemble, assemble, clean and replace, threads are machined on the rear end of the inner wall of the nozzle 1-1 and the outer wall of a front end pipeline of the universal rotating device 1-2, the nozzle 1-1 and the universal rotating device 1-2 are directly screwed by a wrench when in use, when an overhaul worker finds that impurities are accumulated at the nozzle 1-1, the wrench can be used for loosening and taking down the nozzle 1-1 for cleaning or replacing, the cost of replacing the whole oil sprayer 1 due to the blockage of the nozzle 1-1 is reduced, one end of the universal rotating device 1-2 is tubular corresponding to the inner wall of the rear end of the nozzle 1-1, and the other end is provided with a universal ball 1-21.

The shape of the filter device is a cuboid, the filter device is provided with spherical grooves corresponding to the universal balls 1-21, the universal balls 1-21 are located in the spherical grooves, four outer walls of one end, connected with the universal balls 1-21, of the filter device are respectively provided with a dial 1-10, exposed parts of the universal balls 1-21 are evenly distributed with scale adjusting pointers corresponding to the dials 1-10, the four scale adjusting pointers are aligned with zero scale lines of the four dials, and the universal balls 1-21 can be fixed in the spherical grooves of the filter device through fastening screws 1-3. Before the offset angle of the universal rotating device 1-2 is adjusted, the nozzle 1-1 and the universal rotating device 1-2 are fastened, then the set screw 1-3 is loosened, so that the universal ball 1-21 can normally rotate in the spherical groove of the filtering device, the universal rotating device 1-2 is adjusted according to actual conditions, a scale adjusting pointer on the universal ball 1-21 points to a required angle on a dial, and after the offset angle of the universal rotating device 1-2 is adjusted, the set screw 1-3 is screwed, so that the relative position of the nozzle 1-1 and a wheel rim is not changed in the running process of a railway vehicle. After the offset angle of the nozzle 1-1 is adjusted, the oil injector 1 is connected with the fixed support 4 through a bolt, before the offset angle of the nozzle 1-1 is adjusted each time, the oil injector 1 needs to be disassembled, and then a series of operations of loosening the set screw 1-3, adjusting the angle of the universal rotating device 1-2, screwing the set screw 1-3 and installing the oil injector 1 are completed, so that the offset angle of the nozzle 1-1 is accurately controlled, lubricating grease is prevented from being sprayed to a tread, and driving safety is prevented from being affected.

An oil delivery channel is arranged in the filtering device, the filtering device comprises a first filtering mechanism 1-4 and a second filtering mechanism 1-6, the first filtering mechanism 1-4 is provided with three convex blocks, the convex blocks are vertically arranged with the oil delivery channel, the second filtering mechanism 1-6 is provided with three grooves matched with the convex blocks, a filter screen is arranged in the oil delivery channel of the convex blocks of the first filtering mechanism 1-4, the aperture of the filter screen is sequentially reduced from the input end to the output end of the filtering device, the filter screen comprises a mesh sparse filter screen 1-9, a mesh medium filter screen 1-8 and a mesh dense filter screen 1-7, the number of layers and the number of meshes of the filter screen can be adjusted according to the actual situation on the basis of ensuring that the mesh size of the last layer of the mesh dense filter screen 1-7 close to the nozzle 1-1 is smaller than the diameter of the nozzle 1-1, when the oil-gas mixture passes through the filter screen, impurities with the particle diameters larger than the diameters of the sieve pores are left on the filter screen, so that the impurity accumulation at the nozzle 1-1 is reduced, the problem of nozzle blockage is avoided, and the wheel rim lubricating effect is influenced. The first filtering mechanism 1-4 and the second filtering mechanism 1-6 can be inserted together through the matching of the convex block and the groove, and are connected by bolts, so that the structure is simple, the disassembly and assembly are easy, and the impurities in the filtering device can be cleaned conveniently and the filter screen in the first filtering mechanism 1-4 can be replaced conveniently. The fuel injector 1 is connected with a fixed support 4 through a first filtering mechanism 1-4.

The filter device is provided with connecting pipelines 1-5, the filter device is connected with an oil delivery pipe 2 of an oil sprayer through the connecting pipelines 1-5, the connecting pipelines 1-5 are connected with the second filter mechanisms 1-6 in a welding mode, the connecting pipelines 1-5 are coaxial with oil delivery channels of the second filter mechanisms 1-6 during welding, and the sectional area of the oil delivery channels of the connecting pipelines 1-5 is required to be the same as that of the oil delivery channels of the second filter mechanisms 1-6 during manufacturing. When the sectional area of the oil delivery channel of the connecting pipeline 1-5 is larger than that of the oil delivery channel of the second filtering mechanism 1-6, lubricating grease can impact the side wall of the second filtering mechanism 1-6, so that a welding seam is cracked, oil leakage occurs, even the connecting pipeline 1-5 is separated from the second filtering mechanism 1-6, waste of the lubricating grease can be caused, and the purpose of lubricating the wheel rim can not be achieved; when the sectional area of the oil delivery passage of the connecting pipeline 1-5 is smaller than that of the oil delivery passage of the second filter mechanism 1-6, the pressure of the lubricating grease sprayed through the nozzle 1-1 is insufficient and cannot reach the expected spraying position due to the constant flow of the lubricating grease and the reduction of the oil pressure when the sectional area is increased, so that the lubricating effect is poor.

The rubber gasket 6 is arranged at the joint of the connecting pipeline 1-5 and the oil delivery pipe 2 of the oil sprayer, the rubber gasket 6 is sleeved with the oil pipe clamp 5 in the outer circle of the rubber gasket 6, the connecting pipeline 1-5 is screwed into the oil delivery pipe 2 of the oil sprayer, the oil delivery pipe 2 of the oil sprayer is enabled to completely wrap the connecting pipeline 1-5, the rubber gasket 6 is tightly sleeved on the oil delivery pipe 2 of the oil sprayer, then the oil pipe clamp 5 is sleeved, the inner wall of the oil pipe clamp 5 is ensured to be tightly attached to the outer wall of the rubber gasket 6, the inner wall of the rubber gasket 6 is ensured to be tightly attached to the outer wall of the oil delivery pipe 2 of the oil sprayer, and the phenomenon that the oil delivery pipe 2 of the oil sprayer drops off in the running process of the rail vehicle is avoided.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. An adjustable rim lubricator characterized by: the oil sprayer comprises an oil sprayer (1) and a fixed support (4), wherein the oil sprayer (1) is connected with a bogie frame (3) of a rail vehicle through the fixed support (4), the oil sprayer (1) comprises a nozzle (1-1), a universal rotating device (1-2), a filtering device and an oil sprayer oil conveying pipe (2), the nozzle (1-1), the universal rotating device (1-2), the filtering device and the oil sprayer oil conveying pipe (2) are sequentially connected and are communicated with one another, the universal rotating device (1-2) is connected with the filtering device through a universal rotating structure, and a filter screen is arranged inside the filtering device.

2. The adjustable rim lubricator of claim 1, wherein: the rear end of the outer part of the nozzle (1-1) is in a nut shape, and the rear end of the inner wall of the nozzle (1-1) is connected with the front end of the universal rotating device (1-2) in a threaded connection mode.

3. The adjustable rim lubricator of claim 1, wherein: one end of the universal rotating device (1-2) is tubular corresponding to the inner wall of the rear end of the nozzle (1-1), and the other end of the universal rotating device is provided with a universal ball (1-21).

4. The adjustable rim lubricator of claim 3, wherein: the filtering device is cuboid in shape, the filtering device is provided with a spherical groove corresponding to the universal ball (1-21), and the universal ball (1-21) is positioned in the spherical groove and can be fixed in the spherical groove through a set screw (1-3).

5. The adjustable rim lubricator of claim 4, wherein: the four outer walls of one end, connected with the universal balls (1-21), of the filtering device are provided with dial scales (1-10), and the exposed parts of the universal balls (1-21) are marked with scale adjusting pointers corresponding to the dial scales (1-10).

6. The adjustable rim lubricator of claim 4, wherein: the oil conveying device is characterized in that an oil conveying channel is arranged in the filtering device, the filtering device comprises a first filtering mechanism (1-4) and a second filtering mechanism (1-6), a convex block is arranged on the first filtering mechanism (1-4), the protruding direction of the convex block is perpendicular to the axial direction of the oil conveying channel, a groove matched with the convex block is formed in the second filtering mechanism (1-6), and the first filtering mechanism (1-4) and the second filtering mechanism (1-6) can be connected together in an inserting mode through the matching of the convex block and the groove.

7. The adjustable rim lubricator of claim 6, wherein: the oil conveying channel of the first filtering mechanism (1-4) is internally provided with a filter screen, and the number of the first filtering mechanism (1-4) is multiple.

8. The adjustable rim lubricator of claim 6, wherein: the aperture of the filter screen is sequentially reduced from the input end to the output end of the filter device.

9. The adjustable rim lubricator of claim 8, wherein: the filter device is provided with a connecting pipeline (1-5), and the filter device is connected with the oil sprayer oil conveying pipe (2) through the connecting pipeline (1-5).

10. The adjustable rim lubricator of claim 9, wherein: the connecting pipeline (1-5) and the joint of the oil sprayer oil conveying pipe (2) are provided with rubber gaskets (6), and the outer circle of each rubber gasket (6) is sleeved with an oil pipe clamp (5).