Hydraulic oil filtering device

Abstract

The utility model relates to the technical field of filtering, in particular to a hydraulic oil filtering device which comprises an operation table, a first barrel body for containing hydraulic oil to be filtered is arranged on one side of the operation table, a second barrel body for containing filtered hydraulic oil is arranged on the other side of the operation table, and an oil pump for pumping the hydraulic oil in the first barrel body is arranged on the operation table. The oil pump for conveying hydraulic oil is arranged on the operation table, the output end of the oil pump is connected with the pretreatment mechanism for pretreating the hydraulic oil pumped by the oil pump, and then the pretreatment mechanism for pretreating the hydraulic oil pumped by the oil pump is arranged at the output end of the oil pump. Then the filtering mechanism used for finely filtering the hydraulic oil output by the pretreatment mechanism is arranged at the output end of the pretreatment mechanism, a filter screen cylinder can be automatically replaced in the pretreatment mechanism, efficient operation of the pretreatment mechanism can be guaranteed, and meanwhile, the filtering mechanism is matched with the filtering mechanism, and the filtering mechanism can finely filter the hydraulic oil.

Description

TECHNICAL FIELD

[0001] The utility model relates to filter technical field especially is related to a hydraulic oil filter device. BACKGROUND

[0002] There are more mine engineering machinery equipment hydraulic oils, and the hydraulic oils are mainly used for the hydraulic system of equipment, and the oil of the hydraulic system is generally replaced as a whole after a period, because iron powder, copper powder and other impurities are inevitably generated in the hydraulic oil in the hydraulic system during continuous use, the impurities are generally filtered by cotton cloth and filter screen, and it is difficult to eliminate the fine impurities in the oil, so that the effect of secondary utilization cannot be achieved, if the impurities in the hydraulic oil cannot be effectively removed, the hydraulic oil is difficult to be effectively used again, in order to ensure the normal operation of the hydraulic system, the oil is replaced, and then resource waste is caused, the use cost of the hydraulic system is increased, and in addition, more hydraulic oil is also missed during disassembly of the parts of the hydraulic system in the daily inspection and maintenance process, and the impurities of the hydraulic oil are more complex, so that the hydraulic oil is also difficult to be recycled and used again by using the mode, and waste is also caused, and the use cost is increased.

[0003] Based on the above situation, a hydraulic oil filter device needs to be designed to solve the above problems. CONTENT OF THE UTILITY MODEL

[0004] The utility model provides a kind of hydraulic oil filter device to solve the problem of poor hydraulic oil filtering effect in prior art.

[0005] The technical problem solved by the utility model is realized by the following technical scheme:

[0006] A kind of hydraulic oil filter device, including operation platform, the operation platform one side is equipped with the barrel body one for containing the hydraulic oil to be filtered, the operation platform other side is equipped with the barrel body two for containing the filtered hydraulic oil, the operation platform is equipped with the oil pump for extracting the hydraulic oil in the barrel body one, the output end of the oil pump is connected with the pretreatment mechanism for the pretreatment of the hydraulic oil extracted by oil pump, the output end of the pretreatment mechanism is connected with the filter mechanism, the filter mechanism is used to fine filter the hydraulic oil output by pretreatment mechanism, and the output end of the filter mechanism is connected with the inside of the barrel body two.

[0007] Preferably, the pretreatment mechanism includes a tank body, a rotating block that is sealingly and rotatably connected inside the tank body and has a plurality of clamping grooves, and a filter screen cylinder that is movably clamped with the clamping grooves, and the filter screen cylinder is internally connected with a plurality of filter screen pieces, the plurality of clamping grooves are equidistantly arranged around the central axis of the rotating block, and the input end and the output end of the filter screen cylinder are movably communicated with the input end and the output end of the tank body, respectively.

[0008] Preferably, the tank body is provided with an input pipe and an output pipe at two ends respectively, the output pipe is communicated with the filtering mechanism, the output pipe is communicated with the output end of the oil pump, the center axis of the input pipe and the output pipe is collinear, and the input pipe and the output pipe are communicated with the clamping slot.

[0009] Preferably, the pretreatment mechanism is provided with a control assembly for sensing and processing the oil stain degree of the filter screen cylinder, the control assembly comprises an oil stain transmitter in the input pipe, a driving assembly for rotating the rotating block and a controller.

[0010] Preferably, the output end of the oil stain transmitter is connected with the input end of the controller, the controller receives the signal of the oil stain transmitter sensing the oil stain degree of the filter screen cylinder and outputs a control signal, and the control signal controls the driving assembly to operate.

[0011] Preferably, the driving assembly comprises a rotating shaft fixedly connected with the rotating block, a bevel gear one, a bevel gear two and a motor, one end of the rotating shaft extends to the outside of the tank body and is fixedly connected with the bevel gear one, the motor is arranged outside the tank body, the output end of the motor is connected with the bevel gear two, the bevel gear one is engaged with the bevel gear two, and the control signal output by the controller controls the motor to operate.

[0012] Preferably, the filtering mechanism comprises a sealing bin connected to the operation table and a filter element arranged in the sealing bin, the input end of the sealing bin is communicated with the output pipe, the filter element is internally communicated with a conduit, and the conduit extends to the outside of the sealing bin and is communicated with the barrel two.

[0013] The utility model has the beneficial effect that: through setting the oil pump for conveying hydraulic oil on the operation table, then setting the pretreatment mechanism for pretreating the hydraulic oil drawn by the oil pump at the output end of the oil pump, then setting the filtering mechanism for fine filtering the hydraulic oil output by the pretreatment mechanism at the output end of the pretreatment mechanism, the filter screen cylinder in the pretreatment mechanism can be replaced automatically, the efficient operation of the pretreatment mechanism can be ensured, and cooperating with the filtering mechanism, the filtering mechanism can fine filter the hydraulic oil, meanwhile, the pretreatment mechanism also reduces the filtering burden of the filter element, realizes secondary filtration of the hydraulic oil, improves the filtering effect of the hydraulic oil, improves the quality of the secondary recycling of the hydraulic oil, greatly prolongs the use period of the secondary use of the hydraulic oil, and reduces the use cost. BRIEF DESCRIPTION OF DRAWINGS

[0014] In order to more clearly illustrate the technical means, creative features, purposes and effects realized by the utility model, the following will briefly introduce the drawings needed in the description of the embodiments or prior art. Obviously, the drawings described below are only some embodiments of the utility model, and other drawings can be obtained by those skilled in the art without creative labor under the premise of not paying creative labor.

[0015] Figure 1 It is a perspective view of the utility model;

[0016] Figure 2 It is a front view of the utility model;

[0017] Figure 3 It is a partial structure explosion schematic view of the utility model;

[0018] Figure 4 It is a rotating block and driving assembly structure schematic view of the utility model;

[0019] Figure 5 It is a tank internal structure schematic view of the utility model;

[0020] Figure 6 It is a filter mechanism cross section structure schematic view of the utility model.

[0021] In the figure, 1, operation platform; 2, barrel one; 3, barrel two; 4, oil pump; 5, tank; 6, rotating block; 60, clamping slot hole; 7, filter screen cylinder; 8, filter screen piece; 9, input pipeline; 10, output pipeline; 11, oil stain transmitter; 12, controller; 13, rotating shaft; 14, bevel gear one; 15, bevel gear two; 16, motor; 17, sealing bin; 18, filter core; 19, guide pipe. Specific implementation

[0022] In order to make the technical means, creative features, purposes and effects realized by the utility model easy to understand, the following will further elaborate the utility model by combining with specific drawings.

[0023] Refer to Figures 1-5As shown, a hydraulic oil filtering device, including an operating table 1, the operating table 1 is provided with a barrel body one 2 containing the hydraulic oil to be filtered, the other side of the operating table 1 is provided with a barrel body two 3 containing the filtered hydraulic oil, the operating table 1 is provided with an oil pump 4 for extracting the hydraulic oil in the barrel body one 2, the oil pump 4 extracts the untreated hydraulic oil from the inside of the barrel body one 2, and then outputs it by pressurizing and accelerating, the output end of the oil pump 4 is connected with a pretreatment mechanism for pretreating the hydraulic oil extracted by the oil pump 4, the pretreatment mechanism adsorbs and filters the larger particles in the hydraulic oil, the output end of the pretreatment mechanism is connected with a filtering mechanism, the filtering mechanism is used for fine filtering the hydraulic oil output by the pretreatment mechanism, because the hydraulic oil has been pretreated by the pretreatment mechanism once, so at this time the burden of the filtering mechanism is greatly reduced, the service life of the filtering mechanism can be prolonged, and the filtering effect of the filtering mechanism is improved, the hydraulic oil filtered by the pretreatment mechanism and the filtering mechanism is introduced into the inside of the barrel body two 3, at this time the impurities in the hydraulic oil are treated clean, the period of secondary recycling of the hydraulic oil is greatly prolonged, and the oil cost is reduced.

[0024] The pretreatment mechanism includes a tank body 5, a rotating block 6 sealingly and rotatably connected in the tank body 5 and provided with a plurality of clamping groove holes 60, and a filter screen cylinder 7 movably clamped with the clamping groove holes 60, and a plurality of filter screen pieces 8 are connected in the filter screen cylinder 7, according to different needs and characteristics of impurities, different types of filter screen pieces 8 can be arranged, because the unfiltered hydraulic oil contains more impurities, it is easy to cause the filter screen cylinder 7 to be blocked, therefore a plurality of filter screen cylinders 7 are installed in the rotating block 6, when one of the filter screen cylinders 7 is blocked by the hydraulic oil, the next filter screen cylinder 7 is switched in time to filter the hydraulic oil, during the switching process, only the rotating block 6 needs to be rotated to change the positions of the plurality of filter screen cylinders 7, the unused filter screen cylinder 7 is changed to the appropriate position, which can ensure that the operation and use of the pretreatment mechanism are not affected, so that the pretreatment mechanism always maintains a high filtering efficiency, the plurality of clamping groove holes 60 are equidistantly arranged around the central axis of the rotating block 6, the input end and the output end of the filter screen cylinder 7 are movably communicated with the input end and the output end of the tank body 5, each filter screen cylinder 7 can be communicated with the input end and the output end of the tank body 5, which facilitates the replacement of the filter screen cylinder 7 without affecting the filtering treatment of the hydraulic oil by the pretreatment mechanism.

[0025] Referring to Figure 1As shown, further, an input pipe 9 and an output pipe 10 are respectively provided at both ends of the tank body 5, the output pipe 10 is connected to the filtering mechanism, the output pipe 10 is connected to the output end of the oil pump 4, and the central axes of the input pipe 9 and the output pipe 10 are collinear, the input pipe 9 and the output pipe 10 are movably connected to the clamping slot 60, and when the filter cartridge 7 is movably clamped inside the clamping slot 60, the clamping slot 60 is used to install the filter cartridge 7, and ensure that when the filter cartridge 7 is connected to the input and output ends of the tank body 5, the airtightness inside the clamping slot 60 and the airtightness of the filter cartridge 7 when in use are maintained. After several filter cartridges 7 are used, the filter cartridge 7 can be replaced, and the replacement of the filter cartridge 7 does not affect the use of the pretreatment device, and several filter cartridges 7 can be used alternately.

[0026] The filtering mechanism includes a sealing chamber 17 connected to the operating table 1 and a filter element 18 arranged inside the sealing chamber 17. The filter element 18 is a fine filter element 18. This filter element 18 is a prior art structure and will not be described in detail. Its purpose is to finely filter the hydraulic oil and adsorb and filter the impurities in the hydraulic oil that cannot be processed by the pretreatment mechanism. The input end of the sealing chamber 17 is connected to the output pipe 10, and the filter element 18 is connected to a conduit 19. The conduit 19 extends to the outside of the sealing chamber 17 and is connected to the barrel body 2 3. The hydraulic oil output from the pretreatment mechanism will be introduced into the sealing chamber 17, and then will be squeezed into the filter element 18 by the continuously input hydraulic oil. In this process, the filter element 18 filters the hydraulic oil, and the filtered hydraulic oil is introduced into the barrel body 2 3 by the conduit 19 and collected.

[0027] Reference Figure 1 As shown, further, the pretreatment mechanism is provided with a control component for sensing and processing the oil contamination level of the filter cartridge 7, the control component includes an oil contamination transmitter 11 located in the input pipe 9, a drive component for rotating the rotating block 6, and a controller 12. The oil contamination transmitter 11 is a prior art structure and will not be described in detail. The main working principle is to send the sensed oil contamination in the form of an electrical signal. The output end of the oil contamination transmitter 11 is connected to the input end of the controller 12. The controller 12 receives the signal of the oil contamination level of the filter cartridge 7 sensed by the oil contamination transmitter 11 and outputs a control signal. When the degree of oil contamination blockage exceeds a preset degree, the oil contamination transmitter 11 will send a signal to the controller 12, and the controller 12 outputs a control signal. Then the control signal controls the operation of the drive component, thereby rotating the rotating block 6, replacing the filter cartridge 7, and replacing the clogged filter cartridge 7 with an unused filter cartridge 7.

[0028] Reference Figure 1As shown, specifically, the drive assembly includes a rotating shaft 13 fixedly connected with the rotating block 6, a bevel gear one 14, a bevel gear two 15 and a motor 16. The rotating shaft 13 extends to the outside of the tank body 5 at one end and is fixedly connected with the bevel gear one 14. The motor 16 is arranged outside the tank body 5. The output end of the motor 16 is connected with the bevel gear two 15. The bevel gear one 14 is engaged with the bevel gear two 15. The control signal controls the operation of the motor 16. The motor 16 drives the bevel gear two 15 to rotate, and then drives the bevel gear one 14 engaged therewith to rotate. The bevel gear one 14 drives the rotating shaft 13 to rotate, and then drives the rotating block 6 to rotate.

Claims

1. A hydraulic oil filtering device, comprising an operating table (1), wherein a barrel (2) for containing the hydraulic oil to be filtered is provided on one side of the operating table (1), and a barrel (3) for containing the filtered hydraulic oil is provided on the other side of the operating table (1), characterized in that: The operating table (1) is provided with an oil pump (4) for extracting the hydraulic oil from the barrel body (2). The output end of the oil pump (4) is connected to a pre-treatment mechanism for pre-treating the hydraulic oil extracted by the oil pump (4). The output end of the pre-treatment mechanism is connected to a filtering mechanism for finely filtering the hydraulic oil output by the pre-treatment mechanism. The output end of the filtering mechanism is connected to the interior of the barrel body (3).

2. A hydraulic oil filter device according to claim 1, characterized in that: The pretreatment mechanism comprises a tank body (5), a rotating block (6) which is sealed and rotatably connected to the inside of the tank body (5) and has a plurality of engaging slots (60), and a filter cylinder (7) which is movably engaged with the engaging slots (60), and the filter cylinder (7) is internally connected with a plurality of filter elements (8), and the plurality of engaging slots (60) are equidistantly arranged around the central axis of the rotating block (6). The input end and the output end of the filter cylinder (7) are movably connected to the input end and the output end of the tank body (5), respectively.

3. A hydraulic oil filtering device according to claim 2, characterized in that: An input pipe (9) and an output pipe (10) are respectively provided at both ends of the tank body (5), the output pipe (10) is connected to the filtering mechanism, the output pipe (10) is connected to the output end of the oil pump (4), and the central axes of the input pipe (9) and the output pipe (10) are collinear, and the input pipe (9) and the output pipe (10) are movably connected to the clamping slot (60).

4. A hydraulic oil filter device according to claim 3, characterized in that: The pre-treatment mechanism is provided with a control component for sensing and processing the oil contamination level of the filter cylinder (7), the control component comprising an oil contamination transmitter (11) located in the input pipe (9), a drive component for rotating the rotating block (6), and a controller (12).

5. The hydraulic oil filtering device according to claim 4, characterized in that: The output end of the oil contamination transmitter (11) is connected to the input end of the controller (12). The controller (12) receives the signal from the oil contamination transmitter (11) sensing the oil contamination level of the filter cylinder (7) and outputs a control signal. The control signal controls the operation of the drive component.

6. The hydraulic oil filtering device according to claim 4, characterized in that: The driving assembly includes a rotating shaft (13) fixedly connected to the rotating block (6), a bevel gear 1 (14), a bevel gear 2 (15), and a motor (16). One end of the rotating shaft (13) extends to the outside of the tank body (5) and is fixedly connected to the bevel gear 1 (14). The motor (16) is arranged outside the tank body (5). The output end of the motor (16) is connected to the bevel gear 2 (15). The bevel gear 1 (14) is meshed with the bevel gear 2 (15). The control signal output by the controller (12) controls the operation of the motor (16).

7. The hydraulic oil filtering device according to claim 3, characterized in that: The filtering mechanism comprises a sealing chamber (17) connected to the operating table (1) and a filter element (18) arranged inside the sealing chamber (17), the input end of the sealing chamber (17) is connected to the output pipe (10), the interior of the filter element (18) is connected to a conduit (19), and the conduit (19) extends to the outside of the sealing chamber (17) and is connected to the barrel body (3).

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