CN212273008U

CN212273008U - Lubricating oil collecting filter of speed reducer

Info

Publication number: CN212273008U
Application number: CN202020863283.3U
Authority: CN
Inventors: 田刚; 李长和; 宋佳成; 霍剑虹
Original assignee: Shenyang Jingui Decelerator Machinery Factory Co ltd
Current assignee: Shenyang Jingui Decelerator Machinery Factory Co ltd
Priority date: 2020-05-21
Filing date: 2020-05-21
Publication date: 2021-01-01
Anticipated expiration: 2030-05-21

Abstract

The utility model relates to a filter is collected to lubricating oil of speed reducer, including domatic drain pan, the slope form that domatic drain pan inside is the funnel, domatic drain pan center is equipped with the collecting pipe, the collecting pipe lower part is equipped with first filter, be equipped with the sliding sleeve in the first filter, sliding sleeve and collecting pipe sliding fit, be equipped with the filter chamber in the first filter, the filter chamber middle part is equipped with the filter core, the sliding sleeve inserts in the centre bore of filter core, the filter chamber below is equipped with the oil tank, pipeline intercommunication between oil tank and the filter chamber, be equipped with the overflow filter between one side of oil tank and the domatic drain pan, domatic drain pan middle part is equipped. The utility model discloses a domatic drain pan can be collected lubricating oil, and the plain noodles on the domatic drain pan is easily trickling of lubricating oil, and lubricating oil can filter the back row to the oil tank in through first filter and overflow filter, and the clean degree of lubricating oil is high, and the effect of filtering impurity is better, and it is good to filter the comprehensiveness, maintains comparatively conveniently.

Description

Lubricating oil collecting filter of speed reducer

Technical Field

The utility model belongs to the technical field of the speed reducer, in particular to filter is collected to lubricating oil of speed reducer.

Background

The speed reducer is widely applied to the steel industry, the mechanical industry and the like. The speed reducer is a single closed transmission device between a prime motor and a working machine, is used for reducing the rotating speed and increasing the torque so as to meet the working requirement, and is also used for increasing the speed in some occasions, and is called as a speed increaser. The speed reducer has a simple working principle, aims to reduce the rotating speed, is made by meshing components such as gears or turbines and the like, is usually lubricated between wheel teeth by adopting lubricating oil, and can reduce the friction temperature generated when the wheel teeth are meshed by the lubricating oil. Generally, during the use of the reducer, certain running-in occurs between the meshing transmission and other matching between wheel teeth. However, after the speed reducer is used for a period of time, some impurities, such as fine iron dust particles and metal substances such as flash and burr which are not removed completely and are generated during part processing, can appear in the lubricating oil to a greater or lesser extent, if the lubricating oil mixed in the lubricating oil is brought to the lubricating surface of the transmission meshing by the circulating pump circulating lubricating oil, the gears or the bearings are easily damaged rapidly, and the service life of the speed reducer is reduced; in addition, lubricating oil of the existing speed reducer only has a local part to return to the oil tank after being lubricated in the shell of the speed reducer, the bottom of the shell of the speed reducer is easy to cause the deposition of the lubricating oil, the filtering of the lubricating oil is incomplete, and the maintenance work of filtering impurities of the lubricating oil is troublesome and inconvenient.

SUMMERY OF THE UTILITY MODEL

The invention provides a lubricating oil collecting filter of a speed reducer, which aims to solve the technical problems of poor lubricating oil collecting performance and incomplete filtering in the shell of the speed reducer.

The utility model provides a technical scheme that above-mentioned technical problem took is: the utility model provides a filter is collected to lubricating oil of speed reducer, its structural feature lies in, including domatic drain pan, the slope form that domatic drain pan inside is the funnel, domatic drain pan center is equipped with the collecting pipe, the collecting pipe lower part is equipped with first filter, be equipped with the sliding sleeve in the first filter, sliding sleeve and collecting pipe sliding fit, be equipped with the filter chamber in the first filter, the filter chamber middle part is equipped with the filter core, the sliding sleeve inserts in the centre bore of filter core, the filter chamber below is equipped with the oil tank, pipeline intercommunication between oil tank and the filter chamber, be equipped with the overflow filter between one side of oil tank and the domatic drain pan, domatic drain pan.

Furthermore, a smooth surface is arranged on the inner side of the slope bottom shell.

Furthermore, a trigger is arranged on the sliding sleeve.

Furthermore, slideways are arranged on two sides of the collecting pipe, studs are arranged in the slideways, the studs are in clearance fit with the slideways, the studs are in threaded connection with the sliding sleeve, and the sliding sleeve reciprocates in the slideways through the studs.

Furthermore, the first filter is provided with an access panel, and the access panel is in sealed bolted connection with the first filter.

Furthermore, the connecting structure mode between the overflow filter and the slope bottom shell and between the slope bottom shell and the oil tank is the same as that of the first filter.

Furthermore, a partition plate is arranged in the oil tank, the overflow filter and the first filter are arranged above one side of the partition plate, and a circulating oil pump is arranged in the other side of the partition plate.

The utility model has the advantages that: the utility model adopts the slope bottom shell to collect the lubricating oil, the smooth surface on the slope bottom shell is easy for the lubricating oil to flow, the lubricating oil enters the filter element through the collecting pipe and is discharged into the filter cavity after being filtered by the filter element, when the lubricating oil in the slope bottom shell is too much to the upper surface of the overflow pipe, the oil can be filtered by the overflow filter, the lubricating oil filtered by the first filter and the overflow filter can be discharged into the oil tank, the lubricating oil can be partitioned by the partition plates in the oil tank to precipitate the lubricating oil again, so that the cleanliness of the lubricating oil pumped by the circulating oil pump is improved, the lubricating oil collecting effect is better, the impurity filtering effect is better, the filtering comprehensiveness is good, simultaneously, open the access panel and upwards mention the back with the sliding sleeve and can take out the change fast with the filter core, it is very convenient to maintain, the daily application of the large-scale speed reducer in the well of being convenient for.

Drawings

FIG. 1 is a schematic view of the main section structure of the present invention;

fig. 2 is a partially enlarged schematic structural view of fig. 1 of the present invention;

fig. 3 is a schematic front view of the present invention;

fig. 4 is a left-side view of the present invention;

fig. 5 is a schematic right-side view of the present invention;

fig. 6 is a schematic diagram of oil filtration according to an embodiment of the present invention;

fig. 7 is a schematic view of a replaceable filter cartridge according to an embodiment of the present invention;

in the figure: 1 slope bottom shell, 11 smooth surfaces, 2 collecting pipes, 21 slideways, 22 studs, 3 first filters, 31 sliding sleeves, 311 triggers, 32 filter chambers, 33 filter cores, 34 access boards, 4 oil tanks, 41 partition plates, 42 circulating oil pumps, 5 overflow filters and 6 overflow pipes.

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. The components of the embodiments of the present invention, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiment of the present invention, all other embodiments obtained by the person skilled in the art without creative work belong to the protection scope of the present invention.

As an example, as shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6 and fig. 7, a lubricating oil collecting filter of a speed reducer is structurally characterized by comprising a slope bottom case 1, wherein the slope bottom case 1 can be made of a resin material or a metal material by adopting a casting or welding technology, the interior of the slope bottom case 1 can be in a funnel slope shape, and the inner side surface of the slope bottom case 1 can be polished for multiple times to form a smooth surface 11. The center of the slope bottom shell 1 can be provided with a collecting pipe 2, the collecting pipe 2 can be integrally manufactured with the slope bottom shell 1 or welded, two sides of the collecting pipe 2 can be provided with slideways 21, the slideways 21 can be machined on two side walls of the collecting pipe 2 through milling, a stud 22 in clearance fit with the groove width can be arranged in each slideway 21, and the stud 22 can slide in the slideway 21 in a reciprocating manner. Collecting pipe 2 lower part can be equipped with first filter 3, and first filter 3's casing can be made or welded connection with domatic drain pan 1 an organic whole, can be equipped with sliding sleeve 31 in the first filter 3, and sliding sleeve 31 hole can be with collecting pipe 2's excircle sliding fit, can weld bellied trigger 311 on the sliding sleeve 31. The stud 22 can be in threaded connection with the side wall of the sliding sleeve 31, the sliding sleeve 31 can slide up and down on the collecting pipe 2 and can limit the up-and-down sliding amount through the matching between the stud 22 and the slideway 21, and an O-shaped sealing ring can be sleeved on the excircle of the collecting pipe 2 to seal a gap between the collecting pipe 2 and the sliding sleeve 31. The first filter 3 can be internally provided with a filter cavity 32, the middle part of the filter cavity 32 can be provided with a filter element 33, the filter element 33 can be a columnar oil filter element produced by Tianyu filter element Co., Ltd, the sliding sleeve 31 can be inserted into a central hole of the filter element 33, and the sliding sleeve 31 can also be provided with an O-shaped sealing ring to form sealing with an inner hole of the filter element 33. The first filter 3 can be provided with an access panel 34, the joint between the access panel 34 and the first filter 3 can be pressed with a rubber mat and connected by a screw, and the filter element 33 in the first filter 3 can be exposed by removing the access panel 34. An oil tank 4 can be arranged below the first filter 3, the oil tank 4 can be bolted on the lower shell of the first filter 3, and the oil tank 4 can be communicated with the filter cavity 32 through pipelines. One side of oil tank 4 can and be equipped with overflow filter 5 between the domatic drain pan 1, and domatic drain pan 1 middle part can be equipped with overflow pipe 6, and the last port of overflow pipe 6 can be made with domatic drain pan 1 welded connection or an organic whole, and overflow pipe 6 and collecting pipe 2 all can form the passageway with domatic drain pan 1 intercommunication. The overflow pipe 6 can be connected in a pipeline-like manner to the tank 4 by filtration by the overflow filter 5. The connection between the overflow filter 5 and the sloping surface bottom case 1 and the oil tank 4 may be the same as the connection of the first filter 3. Can be equipped with baffle 41 in the oil tank 4, baffle 41 is connected with 4 welding machines of oil tank or bolted connection, baffle 41 makes 4 inside two slots of being of oil tank, overflow filter 5 and first filter 3 can be in the slotted top of one side of baffle 41, can be equipped with circulating oil pump 42 in the opposite side of baffle 41, the lubricating oil liquid after first filter 3 and overflow filter 5 filter all can be arranged to one side cell body in the oil tank 4 in through the pipeline, these fluid can form the filtering ponds form that subsides through blockking of baffle 41 and make the lubricating oil of receiving in the oil tank 4 filter once more, it is lower to guarantee that the lubricating oil impurity content that circulating oil pump 42 took out is lower, it is comparatively cleaner to guarantee that circulating oil pump 42 discharges the fluid of lubricated speed reducer, the inside transmission engagement's of speed reducer lubrication can effectually obtain the improvement, guarantee the extension of the life of.

In the embodiment of the utility model, domatic drain pan 1 bolted connection becomes a whole with the cavity of speed reducer in the below of accelerating machine casing, and the inside lubricating oil liquid of speed reducer all can drop to domatic drain pan 1, collects through domatic drain pan 1, and the plain noodles 11 of domatic drain pan 1 inboard surface is convenient for trickling of fluid, carries out unified discharge through collecting pipe 2. By way of example, referring to fig. 6, when the oil level in the slope bottom case 1 increases to the upper surface of the overflow pipe 6, the oil can be discharged through the overflow pipe 6, and the oil discharged from the collecting pipe 2 and the overflow pipe 6 can be filtered by the first filter 3 and the overflow filter 5 respectively and then discharged into the oil tank 4. After the first filter 3 has been filtered for a certain period of time, the first filter 3 can be opened to expose the filter element 33 after the screws of the access panel 34 are removed for maintenance, and the trigger 311 can be manually moved upward to move the slide sleeve 31 upward. As an example, as shown in fig. 7, at this time, the sliding sleeve 31 is separated from the filter element 33, the filter element 33 can be quickly taken out for replacement or cleaning, then the clean filter element 33 is placed below the sliding sleeve 31 again, and the trigger 311 is manually toggled to make the sliding sleeve 31 move downwards and be inserted into the inner hole of the filter element 33, that is, the filter element 33 is completely replaced, the operation is convenient and fast, the maintenance work is simple, and the filter element is practical. The overflow filter 5 has the same structural mode as the first filter 3, and the maintenance mode is consistent with that of the first filter 3, so that the overflow filter is simple and convenient.

The utility model discloses a domatic drain pan 1 can be collected lubricating oil, the plain noodles on the domatic drain pan 1 is liable to the trickling of lubricating oil, lubricating oil gets into filter core 33 inside through collecting pipe 2 and arranges the lubricating oil after filtering through filter core 33 to filter chamber 32, when lubricating oil in the domatic drain pan 1 is too much to the upper surface of overflow pipe 6, can filter fluid through overflow filter 5, lubricating oil after first filter 3 and overflow filter 5 filter can all arrange to oil tank 4, can carry out the subregion through baffle 41 in the oil tank 4 and make lubricating oil precipitate once more, guarantee the improvement of the cleanliness factor of the lubricating oil that circulating oil pump 42 took out, the effect of this device collection lubricating oil is better, the effect of filtering impurity is better, filter the wholeness is good, simultaneously, open access panel 34 and can take out filter core 33 fast and change after lifting up sliding sleeve 31, the maintenance is very convenient, and the daily application of the large and medium-sized speed reducer provided with the oil pump for lubrication is facilitated.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention should be dominated by the protection scope of the claims.

Claims

1. A lubricating oil collection filter of a speed reducer is characterized in that: including domatic drain pan, the inside slope form that is the funnel of domatic drain pan, domatic drain pan center is equipped with the collecting pipe, the collecting pipe lower part is equipped with first filter, be equipped with the sliding sleeve in the first filter, sliding sleeve and collecting pipe sliding fit are equipped with the filter chamber in the first filter, the filter chamber middle part is equipped with the filter core, the sliding sleeve inserts in the centre bore of filter core, the filter chamber below is equipped with the oil tank, pipeline intercommunication between oil tank and the filter chamber, be equipped with the overflow filter between one side of oil tank and the domatic drain pan, domatic drain pan middle part is equipped with the overflow pipe.

2. The lubrication oil collecting filter of a speed reducer according to claim 1, wherein: the slope bottom shell is provided with a polished surface on the inner side.

3. The lubrication oil collecting filter of a speed reducer according to claim 1, wherein: a trigger is arranged on the sliding sleeve.

4. The lubrication oil collecting filter of a speed reducer according to claim 1, wherein: the collecting pipe both sides are equipped with the slide, are equipped with the double-screw bolt in the slide, and double-screw bolt and slide clearance fit, double-screw bolt and sliding sleeve threaded connection, the sliding sleeve passes through the double-screw bolt and reciprocates in the slide.

5. The lubrication oil collecting filter of a speed reducer according to claim 1, wherein: and the first filter is provided with an access panel, and the access panel is in sealed bolted connection with the first filter.

6. The lubrication oil collecting filter of a speed reducer according to claim 1, wherein: the connecting structure mode between the overflow filter and the slope bottom shell and between the slope bottom shell and the oil tank is the same as that of the first filter.

7. The lubrication oil collecting filter of a speed reducer according to claim 1, wherein: a partition plate is arranged in the oil tank, the overflow filter and the first filter are arranged above one side of the partition plate, and a circulating oil pump is arranged in the other side of the partition plate.