An industrial old oil regenerating purifying oil filter

Abstract

The present application relates to oil filter equipment technical field, disclose an industry old oil regeneration purification oil filter, including the thrust plate and support seat of opposite arrangement, the support seat is connected with the thrust plate clearance 2 symmetrical first support rod and 2 symmetrical second support rod;The first support rod is overlapped with several filter frame and filter plate, and the filter frame and filter plate are installed with filter paper to form a filter bed, the filter bed is arranged in turn according to the thrust plate, filter paper, filter frame, filter paper, filter plate, filter paper, filter plate, filter paper, pressing plate, and the bottom surface of filter paper, filter frame, filter plate is in contact with the second support rod;The outer end of the pressing plate is provided with a first lead screw, the first lead screw is screw connected with the threaded seat connected with the support seat, and the free section is connected with a hand wheel, which is used for extruding and positioning the filter bed;The first support rod and the second support rod provide stable support for the filter frame and the filter plate, and the bottom surface of the second support rod is in contact with the filter paper, the filter frame and the filter plate, which effectively improves the accuracy of the filter paper installation position and ensures the normal work of the filter bed.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of oil filter equipment, in particular to an industrial old oil regeneration and purification oil filter. BACKGROUND

[0002] The plate-and-frame oil filter is a mechanical equipment for improving the performance of oil by removing solid impurities and water pollutants in the oil, and is widely used in the fields of power, metallurgy and petrochemical industry for purification treatment of transformer oil, lubricating oil and other media. The basic principle is to sandwich filter paper between plastic filter plates and filter frames to form a filtering space channel for fine filtering of old oil.

[0003] In the existing oil filter, the support structure of the filtering component often has the problem of insufficient stability. When the filter frame, filter plate and filter paper are assembled to form a filter bed, they are prone to position deviation due to unstable support, resulting in reduced installation accuracy of the filter paper. Therefore, there is an urgent need for an oil filter structure that can stably support the filtering component and ensure accurate installation position of the filter paper. SUMMARY

[0004] The present application aims to provide an industrial old oil regeneration and purification oil filter to solve the problem of reduced installation accuracy of the filter paper due to position deviation caused by unstable support in the prior art.

[0005] The technical solution adopted by the present application is as follows: an industrial old oil regeneration and purification oil filter, comprising a thrust plate and a support seat, the thrust plate and the support seat are arranged oppositely, the outer end surface of the thrust plate is provided with a first connecting seat; the outer end surface of the support seat is provided with a second connecting seat; the gap between the support seat and the thrust plate is connected with two first support rods arranged symmetrically, the first support rods are located at the middle section of the side surface of the thrust plate; the gap between the support seat and the thrust plate is connected with two second support rods arranged symmetrically, the second support rods are located at the bottom surface of the thrust plate; a plurality of filter frames and a plurality of filter plates are lapped on the first support rods, filter paper is installed between the filter frames and the filter plates to form a filter bed for filtering old oil; the filter bed is positioned by a compression plate, the outer end of the compression plate is rotationally connected with a first lead screw, the first lead screw is threadedly connected with a threaded seat connected with the support seat, and the free section of the first lead screw is connected with a hand wheel.

[0006] The shape of the first support rod is cylindrical; the shape of the second support rod is square column.

[0007] The free end of the third oil pipe is connected with a magnetic separation box through a fourth oil pipe, the magnetic separation box has a liquid outlet and an iron outlet connected with the fourth oil pipe; the magnetic separation box has a three-prism plate separating the liquid outlet and the iron outlet, a hollow-structured roller is rotatably connected to the side wall of the three-prism plate, the roller is connected with a second motor through a belt transmission, the second motor is connected with the magnetic separation box; a semicircular magnetic block is installed in the roller, the arc surface of the magnetic block is located on the plane of the liquid outlet, a fixing rod is connected to the magnetic block, the fixing rod extends out of the roller and is in clearance fit with the roller; the fixing rod is connected with the magnetic separation box through a second support; a hopper is installed on the top surface of the magnetic separation box, the hopper is located on the plane of the liquid outlet and is in clearance fit with the outer surface of the roller.

[0008] The second hanging ear seat is connected with a convex plate, the lower edge of the convex plate is chamfered, the side edge has a spherical groove, a third support is slidably connected to the convex plate, the side edge of the third support has an insertion slot matched with the convex plate, a ball positioning pin is installed in the insertion slot, and the ball of the ball positioning pin is matched with the spherical groove; a first through hole is formed in the end surface of the third support, a second moving seat is installed on the first through hole of the leftmost third support, a second lead screw is threadedly connected to the second moving seat, fourth supports are connected to the two ends of the second lead screw, and the fourth supports are fixed to the case.

[0009] A load plate is installed on the case cover, fifth supports are connected to the load plate, the two fifth supports are symmetrically arranged, a third lead screw and a second guide rod are installed on the fifth support, the two second guide rods are symmetrically arranged, a sixth support is slidably connected to the second guide rod, a second through hole is formed in the end surface of the sixth support, a third moving seat is installed on the second through hole of the leftmost sixth support, and the third moving seat is threadedly connected with the third lead screw; a second scissor linkage is hingedly connected to the sixth support, the second scissor linkage is driven by a second electric telescopic rod, the second electric telescopic rod is connected with the fifth support; symmetrically arranged trapezoidal seats are installed on the sixth support, the inclined surfaces of the trapezoidal seats face downward, a seventh support is slidably connected to the top surface of the sixth support, and a first spring is connected between the seventh support and the sixth support; symmetrically arranged clamping arms are hingedly connected to the end surface of the seventh support, the lower end of the clamping arm has a chuck, the upper end of the clamping arm has an inclined surface matched with the inclined surface of the trapezoidal seat; a second spring is installed on the side surface of the clamping arm, and the free end of the second spring is connected with the seventh support; third telescopic rods are installed on the bottom surface of the load plate, the four third telescopic rods are symmetrically arranged, and a pressing rod is connected to the piston end of the third telescopic rod.

[0010] The oil outlet pipe is connected with at least three fine filter tanks through the oil conveying pipe; the fine filter tank is in the shape of a barrel, and a top cover is arranged on the top opening of the fine filter tank; the bottom surface of the fine filter tank is provided with an inner protrusion, and the inner protrusion and the fine filter tank are provided with a sediment gap; the top of the inner protrusion is connected with an oil discharge pipe; an inner pipe is slidably connected to the inner protrusion, and the upper end of the inner pipe abuts against the top cover; the inner pipe is provided with a communication pipe located above the inner protrusion; the communication pipe is provided with a pipe seat; a pipe is arranged on the pipe seat, and the upper end of the pipe abuts against the top cover; an oil outlet is arranged on the upper side wall of the pipe; a filter head is threadedly connected to the lower end of the pipe, and the filter head is provided with filter holes; a filter rod is arranged in the pipe; and a vacuum pipe is connected to the top cover, and the vacuum pipe is located in the region of the inner pipe and is connected with a vacuum pump.

[0011] The industrial old oil regeneration and purification oil filter machine has the advantages that through multi-dimensional structure design and function optimization, the old oil regeneration and purification efficiency and automation are realized; the filter bed composed of the filter frame, the filter plate and the filter paper is stably supported through the thrust plate, the supporting seat and the first and second supporting rods arranged symmetrically, the positioning extrusion of the pressing plate and the screw rod is matched, the automatic alignment function of the clamping plate is combined, the accuracy of the filter paper installation position and the accurate correspondence of the oil inlet holes and the oil outlet holes of the components are ensured, and the manual operation error is reduced; the concave cavity and the flow channel design of the thrust plate, the filter frame and the filter plate components are matched with the protruding structure on the filter plate, the smooth flow of the oil is ensured, the filter paper is prevented from being broken, and the filtering stability is improved; the multi-stage filtering system of the primary filter tank, the magnetic separation box and the fine filter tank can sequentially remove large particle impurities, ferromagnetic impurities and realize fine filtration, the parallel fine filter tank design supports non-stop operation, the purification effect and the working continuity are greatly improved; in addition, the automatic unfolding mechanism of the filter frame and the filter plate and the automatic loading mechanism of the filter paper effectively solve the time-consuming and labor-intensive problem of manual operation, significantly reduce the labor intensity, comprehensively improve the automation level and the overall working efficiency of the equipment, and provide reliable technical support for the efficient regeneration and utilization of industrial old oil. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is a front view structural schematic diagram of the present application.

[0013] Figure 2 It is a three-dimensional structural schematic diagram of the thrust plate.

[0014] Figure 3 It is a three-dimensional structural schematic diagram of the pressing plate.

[0015] Figure 4 It is a three-dimensional structural schematic diagram of the filter frame.

[0016] Figure 5 It is a three-dimensional structural schematic diagram of the filter plate.

[0017] Figure 6 It is a top view sectional structural schematic diagram of the filter plate.

[0018] Figure 7 A perspective view of a filter paper.

[0019] Figure 8 A perspective view of a clamp plate.

[0020] Figure 9 A perspective view of a rack.

[0021] Figure 10 A top view of a cabinet.

[0022] Figure 11 A perspective view of a primary filter tank.

[0023] Figure 12 A top view of a primary filter tank.

[0024] Figure 13 A perspective view of a magnetic box.

[0025] Figure 14 A front view of a magnetic box.

[0026] Figure 15 A side view of a magnetic box.

[0027] Figure 16 A top view of a third support.

[0028] Figure 17 A perspective view of a first scissor link.

[0029] Figure 18 A side view of a cam plate.

[0030] Figure 19 A perspective view of a second lead screw.

[0031] Figure 20 A front view of a carrier plate.

[0032] Figure 21 A front view of a fifth support.

[0033] Figure 22 A perspective view of a pressing rod.

[0034] Figure 23 A perspective view of a third lead screw.

[0035] Figure 24 A front view of a clamping arm.

[0036] Figure 25 A front view of a fine filter tank.

[0037] Figure 26 Fig. 1 is a schematic view of the main structure of the fine filter tank.

[0038] Figure 27 Fig. 2 is a schematic view of the main structure of the inner tube.

[0039] Figure 28 Fig. 3 is a schematic view of the main structure of the filter head.

[0040] Fig. 1 is a schematic view of the main structure of the fine filter tank. Fig. 2 is a schematic view of the main structure of the inner tube. Fig. 3 is a schematic view of the main structure of the filter head. Fig. 4 is a schematic view of the main structure of the magnetic separation tank. Fig. 5 is a schematic view of the main structure of the oil pump. Fig. 6 is a schematic view of the main structure of the magnetic separation tank. Fig. 7 is a schematic view of the main structure of the magnetic separation tank. Fig. 8 is a schematic view of the main structure of the magnetic separation tank. Fig. 9 is a schematic view of the main structure of the magnetic separation tank. Fig. 10 is a schematic view of the main structure of the magnetic separation tank. Fig. 11 is a schematic view of the main structure of the magnetic separation tank. Fig. 12 is a schematic view of the main structure of the magnetic separation tank. Fig. 13 is a schematic view of the main structure of the magnetic separation tank. Fig. 14 is a schematic view of the main structure of the magnetic separation tank. Fig. 15 is a schematic view of the main structure of the magnetic separation tank. Fig. 16 is a schematic view of the main structure of the magnetic separation tank. Fig. 17 is a schematic view of the main structure of the magnetic separation tank. Fig. 18 is a schematic view of the main structure of the magnetic separation tank. Fig. 19 is a schematic view of the main structure of the magnetic separation tank. Fig. 20 is a schematic view of the main structure of the magnetic separation tank. Fig. 21 is a schematic view of the main structure of the magnetic separation tank. Fig. 22 is a schematic view of the main structure of the magnetic separation tank. Fig. 23 is a schematic view of the main structure of the magnetic separation tank. Fig. 24 is a schematic view of the main structure of the magnetic separation tank. Fig. 25 is a schematic view of the main structure of the magnetic separation tank. Fig. 26 is a schematic view of the main structure of the magnetic separation tank. Fig. 27 is a schematic view of the main structure of the magnetic separation tank. Fig. 28 is a schematic view of the main structure of the magnetic separation tank. Fig. 29 is a schematic view of the main structure of the magnetic separation tank. Fig. 30 is a schematic view of the main structure of the magnetic separation tank. Fig. 31 is a schematic view of the main structure of the magnetic separation tank. Fig. 32 is a schematic view of the main structure of the magnetic separation tank. Fig. 33 is a schematic view of the main structure of the magnetic separation tank. Fig. 34 is a schematic view of the main structure of the magnetic separation tank. Fig. 35 is a schematic view of the main structure of the magnetic separation tank. Fig. 36 is a schematic view of the main structure of the magnetic separation tank. Fig. 37 is a schematic view of the main structure of the magnetic separation tank. Fig. 38 is a schematic view of the main structure of the magnetic separation tank. Fig. 39 is a schematic view of the main structure of the magnetic separation tank. Fig. 40 is a schematic view of the main structure of the magnetic separation tank. Fig. 41 is a schematic view of the main structure of the magnetic separation tank. Fig. 42 is a schematic view of the main structure of the magnetic separation tank. Fig. 43 is a schematic view of the main structure of the magnetic separation tank. Fig. 44 is a schematic view of the main structure of the magnetic separation tank. Fig. 45 is a schematic view of the main structure of the magnetic separation tank. Fig. 46 is a schematic view of the main structure of the magnetic separation tank. Fig. 47 is a schematic view of the main structure of the magnetic separation tank. Fig. 48 is a schematic view of the main structure of the magnetic separation tank. Fig. 49 is a schematic view of the main structure of the magnetic separation tank. Fig. 50 is a schematic view of the main structure of the magnetic separation tank. Fig. 51 is a schematic view of the main structure of the magnetic separation tank. Fig. 52 is a schematic view of the main structure of the magnetic separation tank. Fig. 53 is a schematic view of the main structure of the magnetic separation tank. Fig. 54 is a schematic view of the main structure of the magnetic separation tank. Fig. 55 is a schematic view of the main structure of the magnetic separation tank. Fig. 56 is a schematic view of the main structure of the magnetic separation tank. Fig. 57 is a schematic view of the main structure of the magnetic separation tank. Fig. 58 is a schematic view of the main structure of the magnetic separation tank. Fig. 59 is a schematic view of the main structure of the magnetic separation tank. Fig. 60 is a schematic view of the main structure of the magnetic separation tank. Fig. 61 is a schematic view of the main structure of the magnetic separation tank. Fig. 62 is a schematic view of the main structure of the magnetic separation tank. Fig. 63 is a schematic view of the main structure of the magnetic separation tank. Fig. 64 is a schematic view of the main structure of the magnetic separation tank. Fig. 65 is a schematic view of the main structure of the magnetic separation tank. Fig. 66 is a schematic view of the main structure of the magnetic separation tank. Fig. 67 is a schematic view of the main structure of the magnetic separation tank. Fig. 68 is a schematic view of the main structure of the magnetic separation tank. Fig. 69 is a schematic view of the main structure of the magnetic separation tank. Fig. 70 is a schematic view of the main structure of the magnetic separation tank. Fig. 71 is a schematic view of the main structure of the magnetic separation tank. Fig. 72 is a schematic view of the main structure of the magnetic separation tank. Fig. 73 is a schematic view of the main structure of the magnetic separation tank. Fig. 74 is a schematic view of the main structure of the magnetic separation tank. Fig. 75 is a schematic view of the main structure of the magnetic separation tank. Fig. 76 is a schematic view of the main structure of the magnetic separation tank. Fig. 77 is a schematic view of the main structure of the magnetic separation tank. Fig. 78 is a schematic view of the main structure of the magnetic separation tank. Fig. 79 is a schematic view of the main structure of the magnetic separation tank. Fig. 80 is a schematic view of the main structure of the magnetic separation tank. Fig. 81 is a schematic view of the main structure of the magnetic separation tank. Fig. 82 is a schematic view of the main structure of the magnetic separation tank. Fig. 83 is a schematic view of the main structure of the magnetic separation tank. Fig. 84 is a schematic view of the main structure of the magnetic separation tank. Fig. 85 is a schematic view of the main structure of the magnetic separation tank. Fig. 86 is a schematic view of the main structure of the magnetic separation tank. Fig. 87 is a schematic view of the main structure of the magnetic separation tank. Fig. 88 is a schematic view of the main structure of the magnetic separation tank. Fig. 89 is a schematic view of the main structure of the magnetic separation tank. Fig. 90 is a schematic view of the main structure of the magnetic separation tank. Fig. 91 is a schematic view of the main structure of the magnetic separation tank. Fig. 92 is a schematic view of the main structure of the magnetic separation tank. Fig. 93 is a schematic view of the main structure of the magnetic separation tank. Fig. 94 is a schematic view of the main structure of the magnetic separation tank. Fig. 95 is a schematic view of the main structure of the magnetic separation tank. Fig. 96 is a schematic view of the main structure of the magnetic separation tank. Fig. 97 is a schematic view of the main structure of the magnetic separation tank. Fig. 98 is a schematic view of the main structure of the magnetic separation tank. Fig. 99 is a schematic view of the main structure of the magnetic separation tank. Fig. 100 is a schematic view of the main structure of the magnetic separation tank. Fig. 101 is a schematic view of the main structure of the magnetic separation tank. Fig. 102 is a schematic view of the main structure of the magnetic separation tank. Fig. 103 is a schematic view of the main structure of the magnetic separation tank. Fig. 104 is a schematic view of the main structure of the magnetic separation tank. Fig. 105 is a schematic view of the main structure of the magnetic separation tank. Fig. 106 is a schematic view of the main structure of the magnetic separation tank. Fig. 107 is a schematic view of the main structure of the magnetic separation tank. Fig. 108 is a schematic view of the main structure of the magnetic separation tank. Fig. 109 is DETAILED DESCRIPTION

[0041] Embodiments of the present application are described in detail below with reference to the attached drawing figures, wherein the same or like reference numerals and characters throughout the figures denote the same or like elements or features, which detailed description is set out below with reference to the attached drawing figures.

[0042] In the description of the present application, it is to be understood that the orientations or positional relationships indicated by the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like are based on the orientations or positional relationships shown in the drawings, and are only for the purpose of facilitating the description of the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0043] In addition, the terms "first", "second", "third", "fourth", "fifth", "sixth", "seventh", "eighth", "ninth", "tenth" are only for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated.

[0044] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connecting" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrally connected; for those skilled in the art, the specific meanings of the above terms in the present application can be understood according to the specific circumstances.

[0045] As Figure 1The shown, an industrial old oil regeneration purification oil filter, including thrust plate 1 and support seat 2, thrust plate 1 and support seat 2 are arranged oppositely, the outer end surface of thrust plate 1 is connected with first connecting seat 3, two first connecting seats 3 are a group, two groups of first connecting seat 3 are arranged symmetrically; the outer end surface of support seat 2 is connected with second connecting seat 4, two second connecting seats 4 are a group; the gap between support seat 2 and thrust plate 1 is connected with two symmetrically arranged first support rods 5, first support rod 5 is located in the middle of the side of thrust plate 1, preferably, the shape of first support rod 5 is cylindrical, such as cylindrical first support rod 5 in some aspects (such as reducing the friction between filter frame 7, filter plate 8, etc.); the gap between support seat 2 and thrust plate 1 is connected with two symmetrically arranged second support rods 6, second support rod 6 is located in the bottom surface of thrust plate 1, preferably, the shape of second support rod 6 is square column, the role of square column second support rod 6 in support stability, preventing component side shift, etc.; first support rod 5 is overlapped with a plurality of filter frames 7 and a plurality of filter plates 8, filter paper 9 is installed between filter frame 7 and filter plate 8, forming a filter bed for filtering old oil; the filter bed is positioned by extrusion of compression plate 10, the outer end surface of compression plate 10 is rotationally connected with first lead screw 11, first lead screw 11 is threadedly connected with threaded seat 12, threaded seat 12 is connected with support seat 2; the free section of first lead screw 11 is connected with hand wheel 13; the filter bed is arranged in order according to thrust plate 1, filter paper 9, filter frame 7, filter paper 9, filter plate 8, filter paper 9, filter frame 7, filter paper 9, filter plate 8……filter paper 9, filter plate 8, filter paper 9, compression plate 10, and the bottom surface of filter paper 9, filter frame 7, filter plate 8 abuts against second support rod 6, which improves the accuracy of the installation position of filter paper 9. The technical problem to be solved is how to stably support filter frame 7, filter plate 8 and filter paper 9 to form an effective filter bed, while ensuring the accuracy of the installation position of filter paper 9. The movement process is that first lead screw 11 is rotated by hand wheel 13, threaded seat 12 drives compression plate 10 to move towards thrust plate 1, extruding the filter bed composed of filter frame 7, filter plate 8 and filter paper 9, until the filter bed is accurately positioned; filter frame 7 and filter plate 8 are overlapped on first support rod 5, the bottom surface abuts against second support rod 6, and are arranged in a specific order to form a filter bed. The beneficial effects are that the first connecting seat 3 and the second connecting seat 4 arranged symmetrically enhance the stability of the overall structure; the first support rod 5 and the second support rod 6 provide stable support for the filter frame 7 and the filter plate 8, and the second support rod 6 abuts against the bottom surface of the filter paper 9, the filter frame 7 and the filter plate 8, effectively improving the accuracy of the installation position of the filter paper 9 and ensuring the normal work of the filter bed.

[0046] As Figure 2As shown, as an embodiment of optimization, the inner side of the thrust plate 1 is a horizontal plane, the inner side of the thrust plate 1 has a first recess 14, the lower end surface of the thrust plate 1 is provided with an oil inlet hole 15 and an oil outlet hole 16, the oil inlet hole 15 and the oil outlet hole 16 are symmetrically arranged, the oil outlet hole 16 is provided with a first oil outlet flow channel 17 communicating with the first recess 14, and the first oil outlet flow channel 17 is arranged at equal angles; the side surface of the thrust plate 1 has a connecting lug 18 for mounting the first support rod 5 and the second support rod 6. The technical problem to be solved is how to optimize the structure of the thrust plate 1 to better connect with the support rod and realize the reasonable entry and exit and flow guide of the old oil. The movement process is that the thrust plate 1 is mounted with the first support rod 5 and the second support rod 6 through the connecting lug 18, the old oil enters from the oil inlet hole 15, flows out from the oil outlet hole 16 after filtration, and the first oil outlet flow channel 17 guides the filtered old oil from the first recess 14 into the oil outlet hole 16. The beneficial effect is that the horizontal plane design of the inner side of the thrust plate 1 ensures good adhesion with the filter bed; the first recess 14 and the first oil outlet flow channel 17 realize effective flow guide of the filtered old oil; and the design of the connecting lug 18 facilitates the installation of the first support rod 5 and the second support rod 6, and enhances the connection stability of the structure.

[0047] As shown, Figure 3 As shown, as an embodiment of optimization, the inner side of the thrust plate 1 is a horizontal plane, the inner side of the thrust plate 1 has a first recess 14, the lower end surface of the thrust plate 1 is provided with an oil inlet hole 15 and an oil outlet hole 16, the oil inlet hole 15 and the oil outlet hole 16 are symmetrically arranged, the oil outlet hole 16 is provided with a first oil outlet flow channel 17 communicating with the first recess 14, and the first oil outlet flow channel 17 is arranged at equal angles; the side surface of the thrust plate 1 has a connecting lug 18 for mounting the first support rod 5 and the second support rod 6. The technical problem to be solved is how to optimize the structure of the thrust plate 1 to better connect with the support rod and realize the reasonable entry and exit and flow guide of the old oil. The movement process is that the thrust plate 1 is mounted with the first support rod 5 and the second support rod 6 through the connecting lug 18, the old oil enters from the oil inlet hole 15, flows out from the oil outlet hole 16 after filtration, and the first oil outlet flow channel 17 guides the filtered old oil from the first recess 14 into the oil outlet hole 16. The beneficial effect is that the horizontal plane design of the inner side of the thrust plate 1 ensures good adhesion with the filter bed; the first recess 14 and the first oil outlet flow channel 17 realize effective flow guide of the filtered old oil; and the design of the connecting lug 18 facilitates the installation of the first support rod 5 and the second support rod 6, and enhances the connection stability of the structure.

[0048] As shown, Figure 4As shown, as an embodiment of optimization, the end face of the filter frame 7 is a horizontal plane, the two side end faces of the filter frame 7 have third cavities 23, the filter frame 7 has through grooves 24 penetrating the third cavities 23, the four through grooves 24 are arranged at equal angles, the lower end face of the filter frame 7 is provided with an oil inlet hole 15 and an oil outlet hole 16, the oil inlet hole 15 and the oil outlet hole 16 are symmetrically arranged, the oil inlet hole 15 is provided with a first oil inlet flow channel 25 communicating with the through groove 24, and the first oil inlet flow channel 25 is arranged at an equal angle; the side face of the filter frame 7 has a second ear seat 26 lapping with the first supporting rod 5, and the second ear seat 26 is in the shape of an inverted L. The technical problem to be solved is how to make the filter frame 7 adapt to the supporting rod and at the same time realize the reasonable flow and filtration of the old oil in the filter frame 7. The movement process is that the filter frame 7 is lapped on the first supporting rod 5 through the second ear seat 26, the old oil enters from the oil inlet hole 15, flows into the through groove 24 through the first oil inlet flow channel 25, and then enters the third cavity 23 to contact the filter paper 9 for filtration. The beneficial effect is that the second ear seat 26 in the shape of an inverted L ensures the stable placement of the filter frame 7 on the first supporting rod 5; the design of the third cavity 23, the through groove 24 and the first oil inlet flow channel 25 enables the old oil to be uniformly distributed in the filter frame 7 and fully contact the filter paper 9, thereby improving the filtration efficiency.

[0049] As shown in Figure 5 and Figure 6 As shown, as an embodiment of optimization, the end face of the filter frame 7 is a horizontal plane, the two side end faces of the filter frame 7 have third cavities 23, the filter frame 7 has through grooves 24 penetrating the third cavities 23, the four through grooves 24 are arranged at equal angles, the lower end face of the filter frame 7 is provided with an oil inlet hole 15 and an oil outlet hole 16, the oil inlet hole 15 and the oil outlet hole 16 are symmetrically arranged, the oil inlet hole 15 is provided with a first oil inlet flow channel 25 communicating with the through groove 24, and the first oil inlet flow channel 25 is arranged at an equal angle; the side face of the filter frame 7 has a second ear seat 26 lapping with the first supporting rod 5, and the second ear seat 26 is in the shape of an inverted L. The technical problem to be solved is how to make the filter frame 7 adapt to the supporting rod and at the same time realize the reasonable flow and filtration of the old oil in the filter frame 7. The movement process is that the filter frame 7 is lapped on the first supporting rod 5 through the second ear seat 26, the old oil enters from the oil inlet hole 15, flows into the through groove 24 through the first oil inlet flow channel 25, and then enters the third cavity 23 to contact the filter paper 9 for filtration. The beneficial effect is that the second ear seat 26 in the shape of an inverted L ensures the stable placement of the filter frame 7 on the first supporting rod 5; the design of the third cavity 23, the through groove 24 and the first oil inlet flow channel 25 enables the old oil to be uniformly distributed in the filter frame 7 and fully contact the filter paper 9, thereby improving the filtration efficiency.

[0050] As shown in Figure 7As shown, as an embodiment of optimization, the lower end surface of the filter paper 9 is provided with an oil inlet hole 15 and an oil outlet hole 16, the oil inlet hole 15 and the oil outlet hole 16 are symmetrically arranged, the lower side edge of the filter paper 9 is flush with the filter frame 7 and the filter plate 8, and the top edge of the filter paper 9 protrudes outside the filter frame 7 and the filter plate 8. The technical problem to be solved is how to ensure that the filter paper 9 corresponds to the oil inlet hole 15 and the oil outlet hole 16 of the filter frame 7 and the filter plate 8 accurately, and facilitate the installation and positioning of the filter paper 9. Movement process: The filter paper 9 is placed between the filter frame 7 and the filter plate 8, the oil inlet hole 15 and the oil outlet hole 16 of the lower end surface thereof are respectively aligned with the corresponding holes of the filter frame 7 and the filter plate 8, the lower side edge is flush with the filter frame 7 and the filter plate 8, and the top edge protrudes outward to facilitate operation. Advantageous effects: The oil inlet hole 15 and the oil outlet hole 16 of the filter paper 9 correspond to the filter frame 7 and the filter plate 8, ensuring the normal circulation of oil; the flush lower side edge facilitates positioning, and the protruding top edge facilitates installation and replacement of the filter paper 9.

[0051] As shown in the figure, Figure 8 As shown, as an embodiment of optimization, the outer end surface of the thrust plate 1 is connected with a first support 30, two first supports 30 are symmetrically arranged, a bidirectional screw rod 31 is rotatably connected on the first support 30, a first motor 33 is connected with the thrust plate 1 through a worm and gear mechanism 32 in the middle of the bidirectional screw rod 31; two guide rods 34 are symmetrically arranged on the first support 30; a first moving seat 35 is threadedly connected on the bidirectional screw rod 31, two first moving seats 35 are symmetrically arranged, a clamping plate 36 is connected on the two first moving seats 35, the clamping plate 36 is used to push the lower side edge of the filter paper 9, so that the filter paper 9 is flush with the filter plate 8 and the filter frame 7, and all oil inlet holes 15 are opposite, and all oil outlet holes 16 are opposite. The technical problem to be solved is how to ensure that all the oil inlet holes 15 and the oil outlet holes 16 of the filter paper 9, the filter frame 7 and the filter plate 8 are accurately opposite, and reduce the tediousness of manual alignment. Movement process: The first motor 33 drives the bidirectional screw rod 31 to rotate through the worm and gear mechanism 32, so that the two first moving seats 35 move relatively under the guidance of the guide rods 34, drive the clamping plate 36 to push the lower side edge of the filter paper 9, adjust the position of the filter paper 9, and make all the oil inlet holes 15 and the oil outlet holes 16 opposite respectively. Advantageous effects: The position of the filter paper 9 is automatically adjusted by the mechanical drive clamping plate 36, which ensures the alignment accuracy of each hole, reduces the error and workload of manual operation, and improves the automation degree and working efficiency of the equipment.

[0052] As shown in the figure, Figures 9-11As shown, the optimization as an embodiment further includes a rack 37, which is a frame structure welded by channel steel, and a cabinet 38 mounted on the rack 37, which is a channel structure welded by steel plate, the bottom surface of the cabinet 38 is V-shaped, the bottom surface of the cabinet 38 is provided with a return pipe 39, and the return pipe 39 is provided with a first valve 40; the first connecting seat 3 and the second connecting seat 4 are mounted in the cabinet 38; the cabinet 38 is connected with an oil inlet pipe 41 and an oil outlet pipe 42, the oil inlet pipe 41 is connected with the oil inlet hole 15 on the thrust plate 1, and the oil outlet pipe 42 is connected with the oil outlet hole 16 on the thrust plate 1; the top surface of the cabinet 38 is connected with a cabinet cover 43 through a hinge, and the cabinet cover 43 is used for closing the cabinet 38. The technical problem to be solved: how to provide a stable installation foundation for each component of the oil filter machine, and realize the management of the old oil and the protection of the equipment. Movement process: the rack 37 supports the entire equipment, the first connecting seat 3 and the second connecting seat 4 are mounted in the cabinet 38, the old oil enters the oil inlet hole 15 of the thrust plate 1 through the oil inlet pipe 41, and flows out from the oil outlet pipe 42 after being filtered; the V-shaped structure of the bottom surface of the cabinet 38 facilitates the gathering of oil, the residual oil can be recycled through the return pipe 39, and the cabinet cover 43 can close the cabinet 38 for protection. Advantageous effects: the rack 37 welded by channel steel and the cabinet 38 welded by steel plate provide a solid and stable installation foundation for the equipment; the V-shaped bottom surface and the return pipe 39 facilitate the recycling of oil, reducing waste; the cabinet cover 43 plays a dustproof and protective role, and the oil inlet pipe 41 and the oil outlet pipe 42 realize the orderly entry and exit of the old oil.

[0053] As Figure 11 and Figure 12As shown, as an embodiment of the optimization, the port of the oil inlet pipe 41 is connected with an oil pump 46 through a first oil pipe 45, and a pressure gauge 47 is installed on the first oil pipe 45; the oil inlet end of the oil pump 46 is connected with a primary filter tank 49 through a second oil pipe 48, the primary filter tank 49 is horizontally arranged, one port of the primary filter tank 49 is connected with an end cover 50 through a bolt, a filter cartridge 51 is installed in the primary filter tank 49, the filter cartridge 51 is tubular in shape, the filter cartridge 51 is used for filtering impurities with large particle size, and the port of the second oil pipe 48 is opposite to the center of the filter cartridge 51; a third oil pipe 52 is connected with the side wall of the primary filter tank 49, and a second valve 53 is installed on the third oil pipe 52. The technical problem to be solved is how to preliminarily filter the old oil, remove impurities with large particle size, protect subsequent filtering components, and monitor the oil inlet pressure. The movement process is that the oil pump 46 pumps the old oil into the primary filter tank 49 through the third oil pipe 52, removes impurities with large particle size through the filter cartridge 51, and then enters the machine box 38 through the second oil pipe 48, the first oil pipe 45 and the oil inlet pipe 41; the pressure gauge 47 monitors the pressure in the first oil pipe 45, and the primary filter tank 49 can be opened through the end cover 50 to replace the filter cartridge 51. The beneficial effects are that the filter cartridge 51 in the primary filter tank 49 effectively filters impurities with large particle size, and protects the subsequent filter frame 7 and filter plate 8 precision filtering components; the pressure gauge 47 is convenient for monitoring the oil inlet pressure, and ensures the normal operation of the equipment; and the end cover 50 is convenient for replacing the filter cartridge 51.

[0054] As Figures 13-15As shown, as an embodiment of the optimization, the free end of the third oil pipe 52 is connected with a magnetic separation box 55 through a fourth oil pipe 54, the magnetic separation box 55 has a liquid outlet 56 connected with the fourth oil pipe 54, and the magnetic separation box 55 has an iron outlet 57; the magnetic separation box 55 has a three-prism plate 58 dividing the liquid outlet 56 and the iron outlet 57, and the sidewall of the magnetic separation box 55 is rotationally connected with a roller 59, the roller 59 is a hollow structure, the roller 59 is connected with a second motor 60 through a belt drive, and the second motor 60 is connected with the magnetic separation box 55; the roller 59 is internally provided with a semicircular magnetic block 61, the arc surface of the magnetic block 61 is located on the surface of the liquid outlet 56, the magnetic block 61 is connected with a fixed rod 62, the fixed rod 62 extends to the outside of the roller 59, and the fixed rod 62 is in clearance fit with the roller 59, so that the magnetic block 61 is kept in a stationary state in the roller 59, and then the surface of the roller 59 close to the magnetic block 61 shows magnetism, and the surface of the roller 59 away from the magnetic block 61 does not show magnetism; the fixed rod 62 is connected with the magnetic separation box 55 through a second support 63; the top surface of the magnetic separation box 55 is provided with a hopper 64, the hopper 64 is located on the surface of the liquid outlet 56, and the lower end of the hopper 64 is in clearance fit with the outer surface of the roller 59. The technical problem to be solved is how to remove the ferromagnetic impurities in the old oil and improve the oil purification effect. In the movement process, the old oil enters the magnetic separation box 55 from the hopper 64, the second motor 60 drives the roller 59 to rotate through the belt drive, the semicircular magnetic block 61 in the roller 59 makes the surface of the roller 59 close to the magnetic block 61 magnetized, adsorbs the ferromagnetic impurities, the surface away from the magnetic block 61 is non-magnetic, the impurities are discharged from the iron outlet 57 under the action of gravity, the separated old oil is discharged from the liquid outlet 56, and then enters the fourth oil pipe 54 and the third oil pipe 52; the three-prism plate 58 divides the liquid outlet 56 and the iron outlet 57, so as to prevent the oil from mixing into the iron outlet 57. The magnetic separation box 55 uses the cooperation of the magnetic block 61 and the roller 59 to effectively adsorb and separate the ferromagnetic impurities in the old oil, thereby improving the purification quality of the oil; the rotation of the roller 59 realizes the continuous separation and discharge of the impurities, thereby improving the work efficiency.

[0055] As Figures 16-19As shown, as an embodiment of the optimization, considering that the filter frame 7 and the filter plate 8 need to be manually opened when the filter paper 9 is replaced, which is time-consuming and laborious, the convex plate 65 connected with the second hanging ear seat 26 is further included, the lower edge of the convex plate 65 is chamfered, the side edge of the convex plate 65 has a spherical groove 66, the third support 67 is slidingly connected on the convex plate 65, the side edge of the third support 67 has an insertion slot 68 matched with the convex plate 65, a ball positioning pin 69 is installed in the insertion slot 68, and the ball of the ball positioning pin 69 is matched with the spherical groove 66; a first through hole 70 is formed in the end face of the third support 67, the second moving seat 44 is installed on the first through hole 70 located at the leftmost side (close to the support seat 2), the second screw rod 71 is threadedly connected on the second moving seat 44, the fourth support 72 is connected at both ends of the second screw rod 71, and the fourth support 72 is fixed with the case 38; the first guide rod 73 is installed on the fourth support 72, and the two first guide rods 73 are symmetrically arranged, and the first guide rod 73 is used for guiding the displacement of the third support 67; the first scissor linkage 74 is hingedly connected on the third support 67, the first scissor linkage 74 is driven by the first electric telescopic rod 75, the first electric telescopic rod 75 is connected with the fourth support 72, the first scissor linkage 74 is unfolded by driving the first electric telescopic rod 75, and then the third support 67 is displaced at equal intervals, so that the filter frame 7 and the filter plate 8 are unfolded at equal intervals. The technical problem to be solved is how to conveniently open the filter frame 7 and the filter plate 8 when the filter paper 9 is replaced, and reduce the time and labor of manual operation. The movement process is that the first electric telescopic rod 75 is driven to make the first scissor linkage 74 unfold, and drive the third support 67 to displace at equal intervals; the third support 67 is matched with the convex plate 65 through the insertion slot 68, the ball of the ball positioning pin 69 is clamped into the spherical groove 66 to realize positioning, and then the filter frame 7 and the filter plate 8 are unfolded at equal intervals. The beneficial effect is that the first scissor linkage 74 and the first electric telescopic rod 75 are driven to realize the equal-interval automatic unfolding of the filter frame 7 and the filter plate 8, without the need for manual opening one by one, which greatly saves the time and labor for replacing the filter paper 9, and improves the maintenance efficiency of the equipment.

[0056] As Figures 20-24As shown, as an embodiment of the optimization, considering that the filter paper 9 needs to be manually filled, which is time-consuming and laborious, the box cover 43 is provided with a carrier plate 76, the carrier plate 76 is connected with a fifth support 77, the two fifth supports 77 are symmetrically arranged, the fifth support 77 is provided with a third lead screw 78, the fifth support 77 is provided with a second guide rod 79, the two second guide rods 79 are symmetrically arranged, the second guide rod 79 is slidably connected with a sixth support 80, the end surface of the sixth support 80 is provided with a second through hole 81, the second through hole 81 of the sixth support 80 located at the leftmost side (close to the support seat 2) is provided with a third moving seat 82, and the third moving seat 82 is threadedly connected with the third lead screw 78; the sixth support 80 is hingedly connected with a second scissor linkage 83, the second scissor linkage 83 is driven by a second electric telescopic rod 84, and the second electric telescopic rod 84 is connected with the fifth support 77; the sixth support 80 is provided with symmetrically arranged trapezoidal seats 85, the inclined surfaces of the trapezoidal seats 85 are downward, the top surface of the sixth support 80 is slidably connected with a seventh support 86, and the seventh support 86 and the sixth support 80 are connected with a first spring 87; the end surface of the seventh support 86 is hingedly connected with symmetrically arranged clamping arms 88, the lower end of the clamping arm 88 is provided with a chuck 89, the chuck 89 is used for clamping the filter paper 9, the upper end of the clamping arm 88 is provided with an inclined surface 90, and the inclined surface 90 is matched with the inclined surface of the trapezoidal seat 85; the side surface of the clamping arm 88 is provided with a second spring 91, and the free end of the second spring 91 is connected with the seventh support 86; the bottom surface of the carrier plate 76 is provided with a third telescopic rod 92, the four third telescopic rods 92 are symmetrically arranged, the piston end of the third telescopic rod 92 is connected with a pressing rod 93, and the pressing rod 93 is used for pushing the seventh support 86 to rise or fall, when rising, the clamping arm 88 clamps the filter paper 9, and when falling, the clamping arm 88 releases the filter paper 9; in addition, by driving the second electric telescopic rod 84, the second scissor linkage 83 is unfolded, and then the sixth support 80 is displaced at equal intervals, so that the filter paper 9 is unfolded at equal intervals. The technical problem to be solved is how to realize the automatic filling of the filter paper 9 and reduce the tediousness and labor of manual filling. The movement process is that the third telescopic rod 92 drives the pressing rod 93 to rise, drives the seventh support 86 to rise, makes the inclined surface 90 of the clamping arm 88 contact with the inclined surface of the trapezoidal seat 85, tightens the clamping arm 88, and clamps the filter paper 9 by the chuck 89; the second electric telescopic rod 84 is driven to unfold the second scissor linkage 83, drives the sixth support 80 to displace at equal intervals, and realizes the equal interval unfolding of the filter paper 9; when the filter paper 9 needs to be released, the third telescopic rod 92 drives the pressing rod 93 to descend, pushes the seventh support 86 to descend, and the second spring 91 resets to release the clamping arm 88. The beneficial effect is that by cooperation of the clamping arm 88, the scissor linkage and the electric telescopic rod, the automatic clamping, equal interval unfolding and placing of the filter paper 9 are realized, manual filling is replaced, the workload is reduced, and the efficiency and accuracy of the filter paper 9 filling are improved.

[0057] As Figures 25-28As shown, as an embodiment of the optimization, the oil outlet pipe 42 is connected with at least three fine filter tanks 95 through the oil conveying pipe 94, and the parallel connection of the fine filter tanks 95 can process old oil without stopping the machine; the fine filter tank 95 is in the shape of a barrel, and the top opening of the fine filter tank 95 is provided with a top cover 96; the bottom surface of the fine filter tank 95 is provided with an inner convex 97, and the inner convex 97 and the fine filter tank 95 have a sedimentation gap 98, and the top of the inner convex 97 is connected with an oil discharge pipe 99, and the oil discharge pipe 99 is communicated with the inner convex 97; the inner convex 97 is slidably connected with an inner pipe 100, and the upper end of the inner pipe 100 abuts against the top cover 96; the inner pipe 100 is provided with a communication pipe 101, and the communication pipe 101 is communicated with the inner pipe 100, and the communication pipe 101 is located above the inner convex 97; the communication pipe 101 is provided with a pipe seat 102, and the pipe seat 102 is communicated with the communication pipe 101, and the inner convex 97 and the inner pipe 100 can form a secondary sedimentation gap 98; the pipe seat 102 is provided with a pipe 103, and the upper end of the pipe 103 abuts against the top cover 96, and the upper side wall of the pipe 103 is provided with an oil outlet 104; the lower end of the pipe 103 is threadedly connected with a filter head 105, and the filter head 105 is provided with a filter hole 106; the pipe 103 is provided with a filter stick 107; the top cover 96 is connected with a vacuum pipe 108, and the vacuum pipe 108 is located in the area of the inner pipe 100, and the vacuum pipe 108 is connected with a vacuum pump 109. The technical problem to be solved is how to realize fine filtration of old oil while ensuring that the equipment can process old oil without stopping the machine and improving the working continuity. The movement process is that the filtered oil enters the fine filter tank 95 through the oil outlet pipe 42 and the oil conveying pipe 94, the vacuum pump 109 draws a vacuum in the fine filter tank 95 through the vacuum pipe 108, and the oil is subjected to primary sedimentation in the sedimentation gap 98 of the fine filter tank 95; as the liquid level rises, the oil enters the communication pipe 101, the pipe seat 102 and the pipe 103 in turn, and is filtered through the filter head 105 and the filter stick 107, and then flows into the inner pipe 100 from the oil outlet 104 of the pipe 103, and is subjected to secondary sedimentation in the secondary sedimentation gap 98 of the inner pipe 100, and is then discharged through the oil discharge pipe 99. The beneficial effects are that at least three parallel fine filter tanks 95 ensure that the equipment can process old oil without stopping the machine, and improve the working continuity; the filter head 105, the filter stick 107 and the secondary sedimentation gap 98 realize fine filtration of old oil, and improve the purification effect; the use of the vacuum pump 109 accelerates the filtration process, and improves the working efficiency. The multi-tank parallel "non-stop" logic is that at least three fine filter tanks 95 are connected in parallel (the oil conveying pipe 94 supplies oil to multiple tanks at the same time), and when running, the working tanks: 1-2 tanks are in the "filtration state" (the vacuum pump 109 is started, and the oil is purified). The standby tanks: the remaining tanks are in the "standby state" (oil can be filled in advance, and vacuum can be drawn in advance). The switching logic is that when a working tank needs to be cleaned / maintained, it is directly switched to a standby tank → the whole process does not need to stop, and the purified oil is continuously supplied to ensure continuous operation of the equipment.

[0058] Although the present application has been described in detail with reference to the foregoing embodiments, the technical solutions recorded in the foregoing embodiments can be modified or partially replaced by equivalents, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. An industrial used oil regeneration purifier filter, characterized in that, The utility model relates to a filter device for old oil, which comprises a thrust plate (1) and a support seat (2) arranged oppositely, wherein the outer end surface of the thrust plate (1) is provided with a first connecting seat (3), the outer end surface of the support seat (2) is provided with a second connecting seat (4), the support seat (2) and the thrust plate (1) are connected with two symmetrically arranged first support rods (5) in a gap, the first support rods (5) are located at the middle section of the side surface of the thrust plate (1), the support seat (2) and the thrust plate (1) are connected with two symmetrically arranged second support rods (6) in a gap, the second support rods (6) are located at the bottom surface of the thrust plate (1), a plurality of filter frames (7) and a plurality of filter plates (8) are overlapped on the first support rods (5), filter paper (9) is arranged between the filter frames (7) and the filter plates (8) to form a filter bed for filtering old oil, the filter bed is positioned by being extruded by a compression plate (10), the outer end of the compression plate (10) is rotationally connected with a first lead screw (11), the first lead screw (11) is threadedly connected with a threaded seat (12) connected with the support seat (2), and the free section of the first lead screw (11) is connected with a hand wheel (13), the inner side surface of the thrust plate (1) is a horizontal surface, the inner side surface of the thrust plate (1) is provided with a first recess (14), the lower end surface of the thrust plate (1) is provided with an oil inlet hole (15) and an oil outlet hole (16), the oil outlet hole (16) is provided with a first oil outlet flow channel (17) in communication with the first recess (14), the side surface of the thrust plate (1) is provided with a connecting lug (18) for mounting the first support rods (5) and the second support rods (6), the inner side surface of the compression plate (10) is a horizontal surface, the inner side surface of the compression plate (10) is provided with a second recess (19), the lower end surface of the compression plate (10) is provided with an oil outlet cavity (20), the oil outlet cavity (20) is provided with a second oil outlet flow channel (21) in communication with the second recess (19), the side surface of the compression plate (10) is provided with a first lug seat (22) overlapped with the first support rods (5), the end surface of the filter frame (7) is a horizontal surface, the two side end surfaces of the filter frame (7) are provided with third recesses (23), the filter frame (7) is provided with a through groove (24) penetrating through the third recesses (23), the lower end surface of the filter frame (7) is provided with the oil inlet hole (15) and the oil outlet hole (16), the oil inlet hole (15) is provided with a first oil inlet flow channel (25) in communication with the through groove (24), the side surface of the filter frame (7) is provided with a second lug seat (26) overlapped with the first support rods (5), the end surface of the filter plate (8) is a horizontal surface, the two side end surfaces of the filter plate (8) are provided with fourth recesses (27), the fourth recesses (27) are provided with protrusions (28) arranged in a matrix, and the protrusions (28) are flush with the end surface of the filter plate (8), the lower end surface of the filter plate (8) is provided with the oil inlet hole (15) and the oil outlet hole (16), the oil outlet hole (16) is provided with a third oil outlet flow channel (29) in communication with the fourth recesses (27), the side surface of the filter plate (8) is provided with the second lug seat (26) overlapped with the first support rods (5).The lower end surface of the filter paper (9) is provided with an oil inlet hole (15) and an oil outlet hole (16), the lower side edge of the filter paper (9) is flush with the filter frame (7) and the filter plate (8), and the top edge of the filter paper (9) protrudes outside the filter frame (7) and the filter plate (8).

2. The industrial used oil regenerative purifier filter of claim 1, wherein, The filter bed is arranged in sequence as the thrust plate (1), filter paper (9), filter frame (7), filter paper (9), filter plate (8), filter paper (9), filter frame (7), filter paper (9), filter plate (8), filter paper (9), filter plate (8), filter paper (9), and pressing plate (10), and the bottom surface of the filter paper (9), filter frame (7) and filter plate (8) abuts against the second supporting rod (6).

3. The industrial used oil regenerative purifier filter of claim 1, wherein, The outer end surface of the thrust plate (1) is connected with a first support (30), the first support (30) is rotationally connected with a bidirectional screw rod (31), the middle of the bidirectional screw rod (31) is connected with a first motor (33) through a worm and gear mechanism (32); the first support (30) is connected with two guide rods (34) arranged symmetrically; the bidirectional screw rod (31) is threadedly connected with a first moving seat (35), and the two first moving seats (35) are connected with a clamping plate (36).

4. The industrial used oil regenerative purifier filter of claim 1, wherein, Further comprising a rack (37), the rack (37) is a frame structure welded by channel steel, a machine box (38) is installed on the rack (37), the machine box (38) is a groove-shaped structure welded by steel plate, a reflux pipe (39) is installed on the bottom surface of the machine box (38), a first valve (40) is installed on the reflux pipe (39); the machine box (38) is used for installing the first connecting seat (3) and the second connecting seat (4); an oil inlet pipe (41) and an oil outlet pipe (42) are connected to the machine box (38), the oil inlet pipe (41) is connected with the oil inlet hole (15) on the thrust plate (1), and the oil outlet pipe (42) is connected with the oil outlet hole (16) on the thrust plate (1); a box cover (43) is connected to the top surface of the machine box (38) through a hinge.

5. The industrial used oil regenerative purifier filter of claim 4, wherein, The port of the oil inlet pipe (41) is connected with an oil pump (46) through a first oil pipe (45), a pressure gauge (47) is installed on the first oil pipe (45); the oil inlet end of the oil pump (46) is connected with a primary filter tank (49) through a second oil pipe (48), the primary filter tank (49) is horizontally arranged, one port of the primary filter tank (49) is provided with an end cover (50), a filter cartridge (51) is installed in the primary filter tank (49), the filter cartridge (51) is tubular in shape, and the port of the second oil pipe (48) is opposite to the center of the filter cartridge (51); a third oil pipe (52) is connected to the side wall of the primary filter tank (49), and a second valve (53) is installed on the third oil pipe (52).

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