CN221324109U - Lubricating system of mill - Google Patents

Abstract

The utility model discloses a mill lubrication system, and relates to the technical field of mechanical equipment lubrication. The lubricating system of the mill comprises a cover body, a box body, a spray head, a liquid inlet pipe, a first pump, a liquid return pipe and a filter element, wherein the cover body is used for being arranged on the outer peripheral side of a gear of the mill in a covering mode, a liquid collecting groove is formed in the bottom of the cover body, the box body is used for storing lubricating liquid, the liquid inlet pipe is communicated between the spray head and the box body, the first pump is arranged on the liquid inlet pipe, the spray head is arranged on the cover body and sprays the lubricating liquid to the gear through the first pump and the liquid inlet pipe, the liquid return pipe is communicated between the liquid collecting groove and the box body and used for discharging the lubricating liquid in the liquid collecting groove back to the box body, and the filter element is connected with the liquid return pipe and used for filtering impurities in the lubricating liquid discharged back. The lubricating system of the mill can realize the recycling of lubricating liquid and reduce the manual operation intensity and the production cost.

Description

Lubricating system of mill

Technical Field

The utility model relates to the technical field of mechanical equipment lubrication, in particular to a mill lubrication system.

Background

When equipment such as mine, metallurgy, electric power is used, adopt gear or rack to carry out the transmission mostly, but in gear engagement transmission, there is wearing and tearing and corrosion's condition between each tooth, need lubricate the gear in order to improve the life of gear.

In the related art, a nozzle is generally adopted to spray lubricating oil on the surface of a gear of a mill to form a uniform oil film on the surface of the gear and achieve the purpose of lubrication, but due to the reasons of large aperture abrasion, overlong spray time adjustment and the like of the nozzle after long-time use, excessive consumption of the lubricating oil causes the waste of the lubricating oil, the frequency of manually supplementing the lubricating oil is increased, and the production cost is increased.

Disclosure of utility model

The present utility model aims to solve at least one of the technical problems in the related art to some extent.

Therefore, the embodiment of the utility model provides a mill lubricating system which can realize the recycling of lubricating liquid and reduce the manual operation intensity and the production cost.

An embodiment of the utility model provides a mill lubrication system, comprising:

The cover body is used for being covered on the outer peripheral side of the gear of the mill, and a liquid collecting groove for collecting lubricating liquid dropping from the gear is formed in the bottom of the cover body;

the box body is used for storing the lubricating liquid;

The spray head is arranged on the cover body and used for spraying the lubricating liquid to the gear, and the liquid inlet pipe is communicated between the spray head and the box body and used for conveying the lubricating liquid in the box body to the spray head;

the first pump is arranged on the liquid inlet pipe and is used for pumping the lubricating liquid in the box body to the spray head through the liquid inlet pipe;

The liquid return pipe is used for discharging the lubricating liquid in the liquid collection groove back into the box body;

And the filtering piece is connected with the liquid return pipe and is used for filtering impurities in the lubricating liquid which is discharged back to the box body from the liquid collecting groove.

The lubricating system of the mill can realize the recycling of lubricating liquid and reduce the manual operation intensity and the production cost.

In some embodiments, the filter is disposed at an end of the return tube, and at least a portion of the filter is disposed within the interior cavity of the housing.

In some embodiments, the filter element comprises a filter screen and a fixed pipe, the fixed pipe is arranged in the box body in a penetrating manner and is communicated with the inner cavity of the box body, the filter screen is detachably arranged in the fixed pipe, and the liquid return pipe is connected with the fixed pipe.

In some embodiments, the fixed pipe comprises a first pipe section and a second pipe section, at least part of the second pipe section is assembled in the first pipe section in a threaded manner, a mounting boss is arranged in the first pipe section, and the filter screen is arranged in the first pipe section and clamped and fixed between the end part of the second pipe section and the mounting boss.

In some embodiments, a second pump is included, the second pump being disposed in the return line and configured to pump the lubrication fluid in the sump into the tank.

In some embodiments, a liquid return valve is arranged on the liquid return pipe, and the liquid return valve is used for controlling the through flow and the closing of the liquid return pipe.

In some embodiments, a drain pipe is communicated with the liquid collecting tank, a drain valve is arranged on the drain pipe, and the drain pipe is used for discharging lubricating liquid with impurities in the liquid collecting tank.

In some embodiments, the location where the return line is connected to the sump is higher than the location where the drain line is connected to the sump.

In some embodiments, the cross-sectional dimension of the sump decreases in a direction away from the spray head, and the drain and return pipes are both connected to a sump sidewall of the sump.

In some embodiments, the spray head comprises a mounting plate, and a plurality of fixing bolts are arranged on the mounting plate in a penetrating manner and are in threaded connection with the cover body.

Drawings

FIG. 1 is a schematic connection diagram of a mill lubrication system according to an embodiment of the utility model.

Fig. 2 is a schematic view of the structure of a filter in a mill lubrication system according to an embodiment of the utility model.

Reference numerals:

A cover 1; a liquid collecting tank 11;

A case 2;

A spray head 3; a mounting plate 31;

a liquid inlet pipe 4;

A liquid return pipe 5; a liquid return valve 51;

A filter member 6; a filter screen 61; a positioning ring 611; a fixed tube 62; a first pipe segment 621; a second tube segment 622;

A gear 7;

A drain pipe 8; a blow-down valve 81.

Detailed Description

Reference will now be made in detail to embodiments of the present utility model, examples of which are illustrated in the accompanying drawings. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

As shown in fig. 1 and 2, the lubrication system for a mill according to the embodiment of the utility model includes a housing 1, a case 2, a spray head 3, a liquid inlet pipe 4, a first pump, a liquid return pipe 5, and a filter member 6, wherein the housing 1 is used for housing the gear 7 of the mill, the bottom of the housing 1 is provided with a liquid collecting tank 11 for collecting the lubricating liquid dropping from the gear 7, the case 2 is used for storing the lubricating liquid, the spray head 3 is provided on the housing 1 and is used for spraying the lubricating liquid onto the gear 7, the liquid inlet pipe 4 is communicated between the spray head 3 and the case 2 and is used for conveying the lubricating liquid in the case 2 to the spray head 3, the first pump is provided on the liquid inlet pipe 4 and is used for pumping the lubricating liquid in the case 2 to the spray head 3 via the liquid inlet pipe 4, one end of the liquid return pipe 5 is communicated with the liquid collecting tank 11, the other end of the liquid return pipe 5 is communicated with the case 2, and the filter member 6 is connected with the liquid return pipe 5 and is used for filtering impurities in the liquid which is discharged from the liquid collecting tank 11 to the case 2.

When the lubricating system of the mill provided by the embodiment of the utility model is used, the first pump pumps the lubricating liquid in the box body 2 to the spray head 3 through the liquid inlet pipe 4, the lubricating liquid is sprayed to the surface of the gear 7 through the spray head 3 to form a protective film, the redundant lubricating liquid drops to the liquid collecting tank 11, the lubricating liquid in the liquid collecting tank 11 is drained back through the liquid return pipe 5, and the lubricating liquid in the liquid return pipe 5 is drained back into the box body 2 after being filtered by the filter element 6.

The lubricating system of the mill can realize the recycling of lubricating liquid and reduce the manual operation intensity and the production cost.

Optionally, the lubricating fluid is lubricating oil.

In some embodiments, as shown in fig. 1 and 2, the filter 6 is provided at the end of the return pipe 5, and at least part of the filter 6 is provided in the inner cavity of the tank 2.

The tip of liquid return pipe 5 is located to filter 6, is convenient for install filter 6, and the inner chamber of box 2 is located to partial filter 6, can be when hiding partial filter 6, is convenient for increase filter area of filter 6 for the filtration rate of lubrication liquid, and the lubrication liquid after the filtration can directly be back to the inner chamber of box 2, and the flowing back is convenient.

In some embodiments, as shown in fig. 2, the filter element 6 includes a filter screen 61 and a fixing tube 62, the fixing tube 62 is penetrated in the case 2 and is communicated with the inner cavity of the case 2, the filter screen 61 is detachably arranged in the fixing tube 62, and the liquid return tube 5 is connected with the fixing tube 62.

The filter element 6 comprises a filter screen 61 and a fixed pipe 62, which is convenient for replacing and cleaning the filter screen 61, and ensures the filtering efficiency of the filter screen 61 on the lubricating liquid.

Optionally, the fixed tube 62 is made of transparent materials, so that the discharge speed of the lubricating liquid in the fixed tube 62 passing through the filter screen 61 is convenient to observe, the accumulation degree of impurities in the filter screen 61 is judged, and the filter screen 61 is convenient to replace or disassemble and clean in time.

In some embodiments, as shown in FIG. 2, the stationary tube 62 includes a first tube segment 621 and a second tube segment 622, at least a portion of the second tube segment 622 being threadedly mounted within the first tube segment 621, a mounting boss being provided within the first tube segment 621, the screen 61 being disposed within the first tube segment 621 and being clamped between an end of the second tube segment 622 and the mounting boss.

The first pipe section 621 penetrates through the box body 2 and is communicated with the inner cavity of the box body 2, a mounting boss is arranged in the first pipe section 621, when the filter screen 61 is mounted, the filter screen 61 can be supported, and the filter screen 61 is conveniently fixed and detached by clamping and fixing the filter screen 61 between the end part of the second pipe section 622 and the mounting boss.

Optionally, the first pipe segment 621 is fixedly connected to the case 2.

Optionally, the end of the screen 61 has a retaining ring 611, the retaining ring 611 being clamped between the end of the second pipe segment 622 and the mounting boss.

In some embodiments, a second pump is included, which is provided in the return pipe 5 and is used to pump the lubricating liquid in the sump into the tank 2.

The second pump is arranged, so that the lubrication liquid in the liquid collecting tank 11 is conveniently extracted, the back discharge speed of the lubrication liquid in the liquid collecting tank 11 to the inside of the box body 2 is accelerated, and the phenomenon that the lubrication liquid in the liquid collecting tank 11 is accumulated and cannot be back discharged to the inside of the box body 2 is avoided.

In some embodiments, as shown in fig. 1, a liquid return valve 51 is disposed on the liquid return pipe 5, and the liquid return valve 51 is used to control the through flow and the closing of the liquid return pipe 5.

Through setting up the liquid return valve 51, when filter 6 needs to be changed or wash, accessible liquid return valve 51 will return liquid pipe 5 closure, avoids lubricating liquid to leak through liquid return pipe 5, is convenient for change or dismantle the washing filter 6.

In some embodiments, as shown in fig. 1, the liquid collecting tank 11 is communicated with a drain pipe 8, and the drain pipe 8 is provided with a drain valve 81, and the drain pipe 8 is used for discharging lubricating liquid with impurities in the liquid collecting tank 11.

The sewage discharge pipe 8 is arranged, so that the impurities precipitated in the liquid collecting tank 11 can be uniformly discharged, the impurities entering the filter element 6 are reduced, the replacement or disassembly cleaning frequency of the filter element 6 is further reduced, the workload of personnel is reduced,

In some embodiments, as shown in fig. 1, the return pipe 5 is connected to the sump 11 at a position higher than the position where the drain pipe 8 is connected to the sump 11.

The position where the liquid return pipe 5 is connected with the liquid collecting tank 11 is arranged at a position higher than the position where the drain pipe 8 is connected with the liquid collecting tank 11, so that impurities in the lubricating liquid deposited in the liquid collecting tank 11 are conveniently discharged through the drain pipe 8, the amount of the impurities entering the liquid return pipe 5 is reduced, and the back discharge efficiency of the lubricating liquid is ensured.

In some embodiments, as shown in FIG. 1, the cross-sectional dimension of the sump 11 decreases in a direction away from the spray head 3, and both the drain pipe 8 and the return pipe 5 are connected to the sump side walls of the sump 11.

The cross-sectional dimension of the liquid collecting tank 11 is reduced along the direction away from the spray head 3, so that the lubricating liquid in the liquid collecting tank 11 can be conveniently gathered, the lubricating liquid can be conveniently discharged, and the back discharge capacity of the lubricating liquid can be ensured.

Alternatively, the sump 11 is V-shaped or tapered.

In some embodiments, as shown in fig. 1, the spray head 3 includes a mounting plate 31, and a plurality of fixing bolts are threaded on the mounting plate 31, and the fixing bolts are in threaded connection with the cover 1.

Through the mounting panel 31 on the shower nozzle 3, be convenient for fix shower nozzle 3, ensure the injection direction of shower nozzle 3, be convenient for shower nozzle 3 dismantlement simultaneously.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.

Claims (10)

1. A mill lubrication system, comprising:

The cover body is used for being covered on the outer peripheral side of the gear of the mill, and a liquid collecting groove for collecting lubricating liquid dropping from the gear is formed in the bottom of the cover body;

the box body is used for storing the lubricating liquid;

The spray head is arranged on the cover body and used for spraying the lubricating liquid to the gear, and the liquid inlet pipe is communicated between the spray head and the box body and used for conveying the lubricating liquid in the box body to the spray head;

the first pump is arranged on the liquid inlet pipe and is used for pumping the lubricating liquid in the box body to the spray head through the liquid inlet pipe;

The liquid return pipe is used for discharging the lubricating liquid in the liquid collection groove back into the box body;

And the filtering piece is connected with the liquid return pipe and is used for filtering impurities in the lubricating liquid which is discharged back to the box body from the liquid collecting groove.

2. The mill lubrication system of claim 1, wherein the filter is disposed at an end of the return tube and at least a portion of the filter is disposed within the interior cavity of the housing.

3. The mill lubrication system of claim 2, wherein the filter element includes a screen and a fixed tube, the fixed tube passing through the housing and communicating with the interior cavity of the housing, the screen being removably disposed within the fixed tube, the liquid return tube being connected to the fixed tube.

4. A mill lubrication system according to claim 3, wherein the fixed pipe comprises a first pipe section and a second pipe section, at least part of the second pipe section being threadedly mounted within the first pipe section, a mounting boss being provided within the first pipe section, the filter screen being provided within the first pipe section and being clamped between an end of the second pipe section and the mounting boss.

5. The mill lubrication system of claim 1, including a second pump provided to the return line for pumping the lubrication fluid in the sump into the tank.

6. The mill lubrication system according to claim 1, wherein a liquid return valve is provided on the liquid return pipe, the liquid return valve being used for controlling the through flow and closing of the liquid return pipe.

7. The mill lubrication system of claim 6, wherein a drain pipe is communicated with the liquid collection tank, and a drain valve is arranged on the drain pipe, and the drain pipe is used for discharging the lubrication liquid with impurities in the liquid collection tank.

8. The mill lubrication system of claim 7, wherein the return line is connected to the sump at a higher location than the drain line is connected to the sump.

9. The mill lubrication system of claim 7, wherein the cross-sectional dimension of the sump decreases in a direction away from the spray head, and wherein the drain and return pipes are each connected to a sump sidewall of the sump.

10. The mill lubrication system of claim 1, wherein the spray head includes a mounting plate having a plurality of mounting bolts threaded thereon, the mounting bolts being threadably coupled to the housing.