阅读说明：本技术 基于多重过滤的废矿物油回收存储装置 (Waste mineral oil recovery storage device based on multiple filtration ) 是由 刘震 于 2020-12-28 设计创作，主要内容包括：本发明涉及废矿物油回收技术领域,具体地说,涉及基于多重过滤的废矿物油回收存储装置。其包括用于注入废矿物油的进液斗和设置在进液斗底部对废矿物油进行存储的储液箱,所述进液斗和储液箱之间设有对废矿物油进行过滤的多重过滤管。本发明中通过粗粒滤板、微粒滤网以及两个微粒滤网形成的填充空腔内的活性炭实现对废矿物油的多重过滤,并对废矿物油进行净化处理,大大提高废矿物油的可再用性,降低对自然资源的浪费,同时通过截止阀的控制对储液箱内的废矿物油进行控制,以提高使用的便捷性。(The invention relates to the technical field of waste mineral oil recovery, in particular to a waste mineral oil recovery and storage device based on multiple filtration. The waste mineral oil filter comprises a liquid inlet hopper for injecting waste mineral oil and a liquid storage box arranged at the bottom of the liquid inlet hopper for storing the waste mineral oil, wherein a multiple filter pipe for filtering the waste mineral oil is arranged between the liquid inlet hopper and the liquid storage box. According to the invention, multiple filtration of the waste mineral oil is realized through the coarse grain filter plate, the particle filter screen and the activated carbon in the filling cavity formed by the two particle filter screens, and the waste mineral oil is purified, so that the reusability of the waste mineral oil is greatly improved, the waste of natural resources is reduced, and meanwhile, the waste mineral oil in the liquid storage tank is controlled through the control of the stop valve, so that the use convenience is improved.)

1. Storage device is retrieved to useless mineral oil based on multiple filtration, including liquid feed hopper (100) that are used for injecting into useless mineral oil and liquid reserve tank (200) that the setting carries out the storage in liquid feed hopper (100) bottom to useless mineral oil, its characterized in that: the utility model discloses a mineral oil filter, including liquid storage tank (200), it carries out filterable multiple filter tube (300) to waste mineral oil to advance to be equipped with between liquid hopper (100) and liquid storage tank (200), multiple filter tube (300) inside is equipped with particle filter screen (310), particle filter screen (310) are provided with two, form between two particle filter screen (310) and fill the cavity, it is used for filling the granule to waste mineral oil filtration to fill the cavity, the top of particle filter screen (310) is equipped with coarse grain filter plate (320), filtration pore (321) have been seted up at the top of coarse grain filter plate (320), what pass through the radius of filtration pore (321) is greater than particle filter screen (310) passes through the radius, the bottom intercommunication of liquid storage tank (200) and multiple filter tube (300), the bottom of liquid storage tank (200) is equipped with oil outlet pipe (240), the internally mounted of oil outlet pipe (240) has the valve, the bottom of liquid storage tank (200) still is equipped with support column (250, to provide a bend clearance for the flowline (240).

2. The multiple filtration-based waste mineral oil recovery storage device of claim 1, wherein: the inside of advancing liquid fill (100) is equipped with water conservancy diversion seat (130), water conservancy diversion seat (130) are summit toper structure up, the periphery of water conservancy diversion seat (130) is the annular and is equipped with a plurality of dead levers (132), dead lever (132) are fixed connection with water conservancy diversion seat (130) and feed liquor fill (100) inner wall the roof of water conservancy diversion seat (130) is the annular and is equipped with a plurality of spoilers (131), forms the guiding gutter to the reposition of redundant personnel of waste mineral oil between two adjacent spoilers (131), the top of water conservancy diversion seat (130) is equipped with at least one vortex pole (1311), vortex pole (1311) are annular structure and produce the resistance with spoilers (131) fixed connection in order to the waste mineral oil through the guiding gutter.

3. The multiple filtration-based waste mineral oil recovery storage device of claim 1, wherein: the liquid storage tank is characterized in that a top connecting plate (110) is arranged at the bottom of the liquid inlet hopper (100), a bottom connecting plate (210) is arranged at the top of the liquid storage tank (200), insertion plates (330) are symmetrically arranged at positions, corresponding to the top connecting plate (110) and the bottom connecting plate (210), of the multiple filter pipes (300), the insertion plates (330) are in insertion fit with the corresponding top connecting plate (110) and the bottom connecting plate (210), top gaskets (111) for sealing joints are arranged between the top connecting plate (110) and the multiple filter pipes (300), bottom gaskets (211) for sealing the joints are arranged between the bottom connecting plate (210) and the multiple filter pipes (300), and the insertion plates (330) penetrate through the corresponding top gaskets (111) and the bottom gaskets (211).

4. The multiple filtration-based waste mineral oil recovery storage device of claim 1, wherein: the top and the bottom of multiple filter tube (300) all are equipped with connecting device (120), connecting device (120) include two joint board (121), two joint board (121) are closed to form annular structure, just a plurality of joint piece of inner wall fixedly connected with (122) of joint board (121), joint piece (122) and plugboard (330) joint cooperation, outwards buckle and form two ends of buckling board (121) and buckle, two the end laminating of buckling of joint board (121) to it is fixed through bolted connection.

5. The multiple filtration-based waste mineral oil recovery storage device of claim 1, wherein: the bottom bilateral symmetry of liquid reserve tank (200) is equipped with back flow (400), the bottom and the liquid reserve tank (200) intercommunication of back flow (400) are used for inhaling its inside waste mineral oil, the top of back flow (400) is led to into in the liquid fill (100), the bottom of back flow (400) is equipped with water pump (410) that are used for providing suction power.

6. The multiple filtration-based waste mineral oil recovery storage device of claim 5, wherein: the top of back flow (400) is equipped with unhurried current cover (420), unhurried current cover (420) is the big hollow out construction of the little top surface radius of bottom surface radius to form the cavity, be equipped with unhurried current ball (422) in the cavity, unhurried current ball (422) are spherical structure, the bottom of unhurried current cover (420) is the annular and sets up unhurried current groove (421) of a plurality of waste discharge mineral oil.

7. The multiple filtration-based waste mineral oil recovery storage device of claim 1, wherein: the outer parts of the liquid inlet hopper (100) and the liquid storage tank (200) are provided with a reinforcing mechanism (500), the reinforcing mechanism (500) comprises two reinforcing connecting rings (510), the two reinforcing connecting rings (510) are respectively and fixedly connected with the corresponding liquid inlet hopper (100) and the corresponding liquid storage tank (200), a plurality of reinforcing plates (520) are annularly arranged between the two reinforcing connecting rings (510), the top of the reinforcing plate (520) is provided with an inserted rod (521) which is inserted and matched with the reinforcing connecting ring (510), the reinforcing plate (520) adopts an arc-shaped structure, the top of the concave side of the reinforcing plate (520) is fixedly connected with a top sliding rod (522), the bottom of the top sliding rod (522) is connected with a bottom sliding rod (523) in a sliding way, and pressure plates are arranged on one sides, away from each other, of the top sliding rod (522) and the bottom sliding rod (523), and a protection spring (524) is arranged between the two pressure plates.

8. The multiple filtration-based waste mineral oil recovery storage device of claim 1, wherein: the inside of liquid reserve tank (200) is equipped with sediment device (220), sediment device (220) are including precipitating seat (221), precipitating seat (221) are the concave structure in order to form the precipitation tank for deposiing waste mineral oil, reserve between both ends and liquid reserve tank (200) inner wall in addition and leave the distance and form the overflow launder, be used for collecting the waste mineral oil that overflows in the precipitation tank, the top symmetry that the inside of liquid reserve tank (200) is located precipitating seat (221) is equipped with guide plate (230).

9. The multiple filtration-based waste mineral oil recovery storage device of claim 8, wherein: deposit seat (221) top equidistant a plurality of baffles (2212), adjacent two all be equipped with scraper blade (222) between baffle (2212) and between deposit seat (221) inner wall and baffle (2212), scraper blade (222) closely laminates with the inner wall of depositing seat (221), and fixedly connected with connecting rod (2221) between two adjacent scraper blades (222), the front side of scraper blade (222) is equipped with pull rod (2222), pull rod (2222) and liquid reserve tank (200) outer wall swing joint.

10. The multiple filtration-based waste mineral oil recovery storage device of claim 9, wherein: the utility model discloses a deposit seat, including setting up the bottom of the front side of setting up seat (221) and setting up bottom blowdown groove (2211), the bottom of liquid reserve tank (200) corresponds the position of top blowdown groove (2211) and has seted up bottom blowdown groove (260), bottom blowdown groove (260) bottom is equipped with closing plate (261), closing plate (261) are fixed through bolted connection with liquid reserve tank (200), and the position that closing plate (261) top corresponds bottom blowdown groove (260) is equipped with its sealed lug in addition.

Technical Field

The invention relates to the technical field of waste mineral oil recovery, in particular to a waste mineral oil recovery and storage device based on multiple filtration.

Background

At present, the waste mineral oil is mineral oil which is extracted and refined from petroleum, coal and oil shale, changes the original physical and chemical properties due to the action of external factors in the processes of mining, processing and using and cannot be continuously used.

In particular, in the process of using the oil in a factory, dust and gravel are immersed in the oil due to the fact that the system and the machine shell are not tightly closed; and the waste mineral oil is easy to be polluted by various mechanical impurities, such as metal scraps, dust, gravel, fiber substances and the like, and the waste mineral oil is usually recovered by a factory to avoid directly dumping the waste mineral oil to pollute the environment, but a plurality of recovery and storage devices cannot filter and purify the waste mineral oil, so that the waste mineral oil cannot be reused to cause resource waste.

Disclosure of Invention

The invention aims to provide a waste mineral oil recovery and storage device based on multiple filtration, so as to solve the problems in the background technology.

In order to realize the above purpose, provide the waste mineral oil recovery storage device based on multiple filtration, including the liquid storage tank that advances the liquid fill and set up in the liquid fill bottom and carry out the storage to waste mineral oil that is used for pouring into waste mineral oil, advance to be equipped with between liquid fill and the liquid storage tank and carry out the multiple filter tube that filters to waste mineral oil, the inside particle filter screen that is equipped with of multiple filter tube, the particle filter screen is provided with two, forms between two particle filter screens and fills the cavity, it is used for filling the granule that filters waste mineral oil to fill the cavity, and the granule preferably adopts active carbon, utilizes the adsorption of active carbon to filter the waste mineral oil through filling in the cavity, the top of particle filter screen is equipped with the coarse grain filter plate, the filtration pore has been seted up at the top of coarse grain filter plate, the radius of passing through of filtration pore is greater than the radius of passing through of particle filter screen, the bottom of liquid reserve tank is equipped with out oil pipe, the internally mounted of play oil pipe has the valve, and the stop valve is preferred to adopt to the valve, and its theory of operation relies on valve thick stick pressure, makes the sealed face of valve clack and the sealed face of disk seat closely laminate, prevents the medium circulation as known by this technical field personnel, the bottom of liquid reserve tank still is equipped with the support column that supports the liquid reserve tank to provide out before buckling of oil pipe, the bottom area of support column is greater than the top area, thereby enlarges the support area of bottom, improves the stability of supporting.

As a further improvement of this technical scheme, the inside of advancing the liquid fill is equipped with water conservancy diversion seat, water conservancy diversion seat is summit toper structure up, the periphery of water conservancy diversion seat is the annular and is equipped with a plurality of dead levers, the dead lever is fixed connection with water conservancy diversion seat and feed liquor fill inner wall the roof of water conservancy diversion seat is the annular and is equipped with a plurality of spoilers, forms the guiding gutter to the mineral waste oil reposition of redundant personnel between two adjacent spoilers, the top of water conservancy diversion seat is equipped with at least one spoiler bar, the spoiler bar be annular structure and with spoiler fixed connection in order to produce the resistance to the mineral waste oil through the guiding gutter.

As a further improvement of the technical scheme, a top connecting plate is arranged at the bottom of the liquid inlet hopper, a bottom connecting plate is arranged at the top of the liquid storage tank, inserting plates are symmetrically arranged at positions of the multiple filtering pipes corresponding to the top connecting plate and the bottom connecting plate, the inserting plates are matched with the top connecting plate and the bottom connecting plate corresponding to the inserting plates in an inserting mode, a top gasket for sealing the joint is arranged between the top connecting plate and the multiple filtering pipes, a bottom gasket for sealing the joint is arranged between the bottom connecting plate and the multiple filtering pipes, and the inserting plates penetrate through the top gasket and the bottom gasket corresponding to the inserting plates.

As a further improvement of the technical scheme, the top and the bottom of the multiple filter tube are both provided with connecting devices, each connecting device comprises two clamping plates, the two clamping plates are closed to form an annular structure, a plurality of clamping blocks are fixedly connected to the inner walls of the clamping plates, the clamping blocks are matched with the clamping plates in a clamped mode, two ends of each clamping plate are outwards bent to form two bending ends, the two bending ends of each clamping plate are attached to each other and are fixed through bolts.

As a further improvement of the technical scheme, return pipes are symmetrically arranged on two sides of the bottom of the liquid storage tank, the bottom end of each return pipe is communicated with the liquid storage tank and used for sucking waste mineral oil inside the return pipe, the top end of each return pipe leads to the inside of the liquid inlet hopper, and a water pump used for providing suction power is arranged at the bottom of each return pipe.

The water pump of the present invention is preferably an axial flow pump, and the operation principle thereof is, as is well known to those skilled in the art, supercharging is performed by using thrust generated by high-speed rotation of an impeller, and the lift force generated by blades of the axial flow pump when rotating against the waste mineral oil can push the waste mineral oil from below to above, and due to high-speed rotation of the impeller, the waste mineral oil is continuously pushed upward by the lift force generated by the blades, so that the waste mineral oil flows out along the water pump.

As a further improvement of the technical scheme, the top end of the return pipe is provided with a slow flow cover which is a hollow structure with a small bottom surface radius and a large top surface radius, so as to form a cavity, a slow flow ball is arranged in the cavity, the slow flow ball is of a spherical structure, and the bottom of the slow flow cover is an annular slow flow groove for arranging a plurality of waste mineral oil discharge.

As a further improvement of the technical scheme, the outside of advancing liquid fill and liquid reserve tank is equipped with strengthening mechanism, strengthening mechanism includes two reinforcement connection circles, and two reinforcement connection circles are rather than feed liquor fill and liquid reserve tank fixed connection that correspond respectively, are the annular between two reinforcement connection circles and are equipped with a plurality of gusset plates, the top of gusset plate is equipped with and consolidates the inserted bar of connection circle grafting complex to it is fixed through the nut connection, the gusset plate adopts the arc structure, the sunken side top fixedly connected with top slide bar of gusset plate, the bottom sliding connection of top slide bar has the bottom slide bar, one side that top slide bar and bottom slide bar kept away from each other all is equipped with the pressure disk, is equipped with protection spring between two pressure disks.

As a further improvement of the technical scheme, a precipitation device is arranged inside the liquid storage tank and comprises a precipitation seat, the precipitation seat is of an inward concave structure to form a precipitation tank and is used for precipitating the waste mineral oil, a plurality of baffles are arranged in the precipitation tank at equal intervals, an isolation tank is formed between every two adjacent baffles, the precipitate drops in the isolation tank, the movable area of the precipitate is reduced, the precipitate is prevented from floating again after shaking, a distance is reserved between the two ends of the precipitate and the inner wall of the liquid storage tank to form an overflow groove and is used for collecting the waste mineral oil overflowing from the precipitation tank, and a guide plate is symmetrically arranged at the top of the precipitation seat in the liquid storage tank.

As a further improvement of the technical scheme, the top of the precipitation seat is equidistantly provided with a plurality of baffles, which are adjacent to each other, scraping plates are arranged between the baffles and between the inner wall of the precipitation seat and the baffles, the scraping plates are tightly attached to the inner wall of the precipitation seat, a connecting rod is fixedly connected between the two adjacent scraping plates, a tension rod is arranged on the front side of each scraping plate, and the tension rod is movably connected with the outer wall of the liquid storage tank.

As a further improvement of the technical scheme, the positions of the bottoms of the front sides of the settling seats, which correspond to the scraping plates, are provided with top sewage draining grooves, the positions of the bottoms of the liquid storage boxes, which correspond to the top sewage draining grooves, are provided with bottom sewage draining grooves, the bottoms of the bottom sewage draining grooves are provided with sealing plates, the sealing plates are fixedly connected with the liquid storage boxes through bolts, and in addition, the positions of the tops of the sealing plates, which correspond to the bottom sewage draining grooves, are provided with convex blocks for sealing the liquid.

Compared with the prior art, the invention has the beneficial effects that:

1. in this waste mineral oil retrieves storage device based on multiple filtration, the activated carbon in the filling cavity that forms through coarse grain filter plate, particle filter screen and two particle filter screens realizes multiple filtration to waste mineral oil to carry out purification treatment to waste mineral oil, improve waste mineral oil's reusability greatly, reduce the waste to natural resources, control the waste mineral oil in the liquid reserve tank through the control of stop valve simultaneously, with the convenience that improves the use.

2. Among this storage device is retrieved to waste mineral oil based on multiple filtration, waste mineral oil receives the resistance effect of water conservancy diversion seat outer wall to flow along its outer wall, then is the mode of diffusion and flows into the liquid fill in, avoids waste mineral oil to concentrate and enters into the filtration load that increases multiple filter tube behind the liquid feed fill, influences its filter effect, for reducing the flow velocity of waste mineral oil on the water conservancy diversion seat.

3. In this waste mineral oil retrieves storage device based on multiple filtration, the rotation through the impeller promotes waste mineral oil and enters into the feed liquor fill at the back flow by the liquid reserve tank, solves the waste mineral oil backward flow and carries out the problem that flows along to realize circulating filtration, improve filterable quality.

4. In this waste mineral oil retrieves storage device based on multiple filtration, utilize the arching effect of arc structure to improve the bearing capacity of gusset plate, drive top slide bar and the shrink of bottom slide bar after gusset plate pressurized is buckled in addition, the pressure disk extrudees its deformation to protection spring this moment, and the spring action that protection spring deformation produced offsets partial pressure effect, further improves the bearing capacity of gusset plate.

Drawings

FIG. 1 is a schematic view of the entire structure of embodiment 1;

FIG. 2 is an exploded view of a liquid inlet hopper structure of example 1;

FIG. 3 is an exploded view of the structure of the liquid storage tank of example 1;

FIG. 4 is an exploded view of the multiple filter tube structure of example 1;

FIG. 5 is a schematic diagram of a card-receiving plate structure of embodiment 1;

FIG. 6 is a sectional view of a structure of a liquid storage tank according to embodiment 1;

FIG. 7 is a schematic view of the structure of the settling seat in embodiment 1;

FIG. 8 is a sectional view of the liquid storage tank according to embodiment 1;

FIG. 9 is a schematic view showing the structure of a return pipe according to embodiment 1;

FIG. 10 is an enlarged view of the structure at A in FIG. 9 in accordance with example 1;

FIG. 11 is a schematic structural view of a reinforcing mechanism according to embodiment 1;

fig. 12 is a schematic structural view of a reinforcing plate according to example 1.

The various reference numbers in the figures mean:

100. a liquid inlet hopper;

110. a top connection plate; 111. a top gasket;

120. a connecting device; 121. a clamping and connecting plate; 122. a clamping block;

130. a flow guide seat;

131. a spoiler; 1311. a spoiler bar;

132. fixing the rod;

200. a liquid storage tank;

210. a bottom connecting plate; 211. a bottom gasket;

220. a precipitation device;

221. a settling seat; 2211. a top blowdown tank; 2212. a baffle plate;

222. a squeegee; 2221. a connecting rod; 2222. a tension bar;

230. a baffle;

240. an oil outlet pipe;

250. a support pillar;

260. a bottom sewage draining tank; 261. a sealing plate;

300. a multiple filtration tube;

310. a particulate filter;

320. coarse grain filter plates; 321. filtering holes;

330. a plugboard;

400. a return pipe;

410. a water pump;

420. a slow flow cover; 421. a flow slowing groove; 422. a slow flow ball;

500. a reinforcement mechanism;

510. reinforcing the connecting ring;

520. a reinforcing plate; 521. inserting a rod; 522. a top slide bar; 523. a bottom slide bar; 524. a guard spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Example 1

Referring to fig. 1 to 12, the present embodiment aims to provide a waste mineral oil recycling and storing device based on multiple filtering, which includes a liquid inlet hopper 100 for injecting waste mineral oil and a liquid storage tank 200 disposed at the bottom of the liquid inlet hopper 100 for storing the waste mineral oil, a multiple filtering pipe 300 disposed between the liquid inlet hopper 100 and the liquid storage tank 200 for filtering the waste mineral oil, particle filters 310 disposed inside the multiple filtering pipe 300, two particle filters 310 disposed between the two particle filters 310, a filling cavity formed between the two particle filters 310 for filling particles for filtering the waste mineral oil, the particles preferably being activated carbon, the waste mineral oil passing through the filling cavity being filtered by adsorption of the activated carbon, a coarse-grain filter plate 320 disposed at the top of the particle filter plate 310, a filter hole 321 disposed at the top of the coarse-grain filter plate 320, a passing radius of the filter hole 321 being greater than a passing radius of the particle filter plate 310, the bottom intercommunication of liquid reserve tank 200 and multiple filter tube 300, the bottom of liquid reserve tank 200 is equipped with out oil pipe 240, the internally mounted of play oil pipe 240 has the valve, the valve preferably adopts the stop valve, its theory of operation is known as this technical field personnel, rely on valve thick stick pressure, make the sealed face of valve clack and the sealed face of disk seat closely laminate, prevent the medium circulation, the bottom of liquid reserve tank 200 still is equipped with the support column 250 that carries out the support to liquid reserve tank 200, before the bending that provides out oil pipe 240 is unprecedented, the bottom area of support column 250 is greater than the top area, thereby enlarge the support area of bottom, improve the stability of supporting.

In this embodiment, when the multiple filtering pipe 300 is used specifically, firstly, the waste mineral oil to be stored is poured into the liquid inlet hopper 100, the waste mineral oil in the liquid inlet hopper 100 falls into the multiple filtering pipe 300 under the action of self gravity, the waste mineral oil in the multiple filtering pipe 300 passes through the coarse grain filter plate 320 first, then the coarse grain filter plate 320 filters coarse grains in the waste mineral oil through the filter holes 321, so as to realize primary filtering, to prevent the coarse grains from causing the blockage of the particle filter screen 310 to cause the liquid inlet failure, then the waste mineral oil filtered by the coarse grain filter plate 320 flows on the particle filter screen 310 at the top, the waste mineral oil is filtered again by the particle filter screen 310 at the top, the waste mineral oil after secondary filtering passes through the filling cavity, is purified by the adsorption of activated carbon, then is filtered by the particle filter screen 310 at the bottom and then is discharged, and finally the discharged waste mineral oil flows into the liquid storage tank 200, liquid reserve tank 200 saves useless mineral oil, only need open the inside stop valve of oil pipe 240 and can discharge useless mineral oil by oil pipe 240 when needing to use the useless mineral oil in the liquid reserve tank 200, consequently the activated carbon in the filling cavity that the storage was passed through coarse grain filter plate 320, particle filter screen 310 and two particle filter screen 310 formed realizes the multiple filtration to useless mineral oil, and carry out purification treatment to useless mineral oil, improve the reusability of useless mineral oil greatly, reduce the waste to natural resources, the useless mineral oil of control in the liquid reserve tank 200 through the stop valve is controlled simultaneously, in order to improve the convenience of using.

In addition, in order to make the waste mineral oil flow into the liquid inlet hopper 100 in a diffusion manner when the waste mineral oil is poured, the liquid inlet hopper 100 is internally provided with a guide seat 130, the guide seat 130 is in a conical structure with the apex upward, the periphery of the guide seat 130 is annularly provided with a plurality of fixing rods 132, the fixing rods 132 are fixedly connected with the guide seat 130 and the inner wall of the liquid inlet hopper 100, in the process of pouring the waste mineral oil into the liquid inlet hopper 100, as the guide seat 130 adopts the conical design, the waste mineral oil flows along the outer wall of the guide seat 130 under the resistance action of the outer wall of the guide seat 130 after contacting the outer wall of the guide seat 130 and then flows into the liquid inlet hopper 100 in a diffusion manner, the situation that the waste mineral oil is concentrated into the liquid inlet hopper 100 and then increases the filtering load of the multiple filtering pipe 300 to influence the filtering effect is avoided, in order to reduce the flowing speed of the waste mineral oil on the guide seat 130, the top wall of the, a diversion trench for diverting the waste mineral oil is formed between two adjacent spoilers 131, at least one spoiler 1311 is arranged at the top of the diversion seat 130, and the spoiler 1311 is of an annular structure and is fixedly connected with the spoilers 131 to generate resistance to the waste mineral oil passing through the diversion trench.

Further, in order to realize the separation of the liquid inlet hopper 100, the liquid storage tank 200 and the multiple filtering pipes 300, so as to facilitate the later cleaning and maintenance, the bottom of the liquid inlet hopper 100 is provided with a top connecting plate 110, the top of the liquid storage tank 200 is provided with a bottom connecting plate 210, the multiple filtering pipes 300 are symmetrically provided with inserting plates 330 corresponding to the top connecting plate 110 and the bottom connecting plate 210, the inserting plates 330 are inserted and matched with the corresponding top connecting plate 110 and the bottom connecting plate 210, a top gasket 111 for sealing the connection is arranged between the top connecting plate 110 and the multiple filtering pipes 300, a bottom gasket 211 for sealing the connection is arranged between the bottom connecting plate 210 and the multiple filtering pipes 300, the inserting plates 330 penetrate through the corresponding top gasket 111 and the bottom gasket 211, when the liquid inlet hopper 100 is disassembled, the top connecting plate 110 is separated from the inserting plate 330 at the top of the multiple filtering pipes 300, then the multiple filtering pipes 300 are drawn out to separate the inserting plates 330 at the bottom from the bottom connecting plate, during installation, reverse assembly is performed, and after assembly, the inserting plate 330 is inserted and fixed with the top connecting plate 110 and the bottom connecting plate 210 corresponding to the inserting plate by using the gravity action of the liquid inlet hopper 100, so that the problem of splitting the liquid inlet hopper 100, the liquid storage tank 200 and the multiple filter pipes 300 is solved.

Still further, in order to improve the stability of the insertion plate 330 in insertion with the top connecting plate 110 and the bottom connecting plate 210, the top and the bottom of the multiple filtering tube 300 are both provided with the connecting device 120, the connecting device 120 includes two clamping plates 121, the two clamping plates 121 are closed to form an annular structure, the inner wall of the clamping plate 121 is fixedly connected with a plurality of clamping blocks 122, the clamping blocks 122 are in clamping fit with the insertion plate 330, the two ends of the clamping plate 121 are bent outwards to form two bent ends, the bent ends of the two clamping plates 121 are attached and fixed by bolts, after the liquid inlet hopper 100, the liquid storage tank 200 and the multiple filtering tube 300 are assembled, the clamping blocks 122 of one clamping plate 121 are clamped into the clamping grooves of the outer wall of the insertion plate 330 and the clamping blocks 122, then the clamping blocks 122 of the other clamping plate 121 are clamped into the clamping grooves of the outer wall of the insertion plate 330 on the opposite side, and then the bolts are tightened, the two clamping plates 121 are closed to limit the plugging plate 330 from being separated from the corresponding top connecting plate 110 and the connecting device 120, so that the stability of plugging the plugging plate 330 with the top connecting plate 110 and the bottom connecting plate 210 is improved.

Specifically, in order to make the waste mineral oil flow back and carry out circulating filtration, the bottom bilateral symmetry of liquid storage tank 200 is equipped with back flow 400, the bottom and the liquid storage tank 200 intercommunication of back flow 400 are used for inhaling its inside waste mineral oil, the top of back flow 400 leads to in the liquid inlet hopper 100, the bottom of back flow 400 is equipped with the water pump 410 that is used for providing suction power, during the use, at first switch on the power with water pump 410, make its work, then promote waste mineral oil through the rotation of impeller and enter into liquid inlet hopper 100 at back flow 400 by liquid storage tank 200 to solve waste mineral oil and flow back and carry out circulating flow's problem.

The water pump 410 of the present invention is preferably an axial flow pump, and the operation principle thereof is, as is well known to those skilled in the art, supercharging is performed by using thrust generated by high-speed rotation of an impeller, and the lift force generated by blades of the axial flow pump when rotating pushes waste mineral oil from below to above, and the waste mineral oil is continuously pushed upward by the lift force generated by the blades due to the high-speed rotation of the impeller, so that the waste mineral oil flows out along the water pump 410.

In addition, in order to reduce the impact force of discharge waste mineral oil in the back flow pipe 400, reduce the amount of splashing, the top of back flow pipe 400 is equipped with unhurried current cover 420, unhurried current cover 420 is the little hollow out construction that top surface radius is big of bottom surface radius, in order to form the cavity, be equipped with unhurried current ball 422 in the cavity, unhurried current ball 422 is the spherical structure, unhurried current groove 421 that a plurality of discharge waste mineral oil were seted up to unhurried current cover 420's bottom is the annular, in the use, waste mineral oil in the back flow pipe 400 contacts unhurried current ball 422, reduce waste mineral oil's impact force through unhurried current ball 422's resistance effect, then flow into unhurried current groove 421 along unhurried current ball 422's spherical surface again, flow current groove 421 to waste mineral oil current-limiting, further reduce waste mineral.

Further, in order to improve the stability of the connection between the liquid inlet hopper 100 and the liquid storage tank 200, a reinforcing mechanism 500 is arranged outside the liquid inlet hopper 100 and the liquid storage tank 200, the reinforcing mechanism 500 includes two reinforcing connection rings 510, the two reinforcing connection rings 510 are respectively and fixedly connected with the corresponding liquid inlet hopper 100 and the corresponding liquid storage tank 200, a plurality of reinforcing plates 520 are annularly arranged between the two reinforcing connection rings 510, the top of each reinforcing plate 520 is provided with an inserted rod 521 which is in inserted fit with the corresponding reinforcing connection ring 510 and is fixedly connected through a nut, so that the liquid inlet hopper 100 and the corresponding liquid storage tank 200 are reinforced through the reinforcing plates 520, in order to improve the load capacity of the reinforcing plates 520, the reinforcing plates 520 are of arc structures, the top of the concave side of each reinforcing plate 520 is fixedly connected with a top sliding rod 522, the bottom of each top sliding rod 522 is slidably connected with a bottom sliding rod 523, and one side of each top sliding rod 522, be equipped with protection spring 524 between two pressure disks, utilize the arching effect of arc structure to improve gusset plate 520's load-carrying capacity, drive top slide bar 522 and bottom slide bar 523 shrink after gusset plate 520 is pressed and is buckled in addition, the pressure disk extrudees protection spring 524 and makes its deformation this moment, and the elastic force effect that protection spring 524 deformation produced offsets partial pressure effect, further improves gusset plate 520's load-carrying capacity.

Further, in order to precipitate the waste mineral oil stored in the liquid storage tank 200, a precipitation device 220 is disposed inside the liquid storage tank 200, the precipitation device 220 includes a precipitation seat 221, the precipitation seat 221 is of an inward concave structure to form a precipitation tank for precipitating the waste mineral oil, a plurality of baffles 2212 are disposed in the precipitation tank at equal intervals, an isolation tank is formed between two adjacent baffles 2212, so that the precipitate falls into the isolation tank, the movable area of the precipitate is reduced, the precipitate is prevented from floating up again after shaking, a distance is reserved between the other two ends and the inner wall of the liquid storage tank 200 to form an overflow tank for collecting the waste mineral oil overflowing from the precipitation tank, in order to enable the waste mineral oil to fall into the middle position of the precipitation tank, guide plates 230 are symmetrically disposed at the top of the precipitation seat 221 inside the liquid storage tank 200, the two guide plates 230 are inclined toward the direction close to each other, so as to guide the flow of the waste mineral oil, allowing it to flow into the intermediate position of the settling tank.

In addition, in order to facilitate the concentration of the sediments in the isolation tank, a plurality of baffles 2212 are arranged at the top of the settling seat 221 at equal intervals, scrapers 222 are arranged between two adjacent baffles 2212 and between the inner wall of the settling seat 221 and the baffles 2212, the scrapers 222 are tightly attached to the inner wall of the settling seat 221, and a connecting rod 2221 is fixedly connected between two adjacent scrapers 222, a tension rod 2222 is arranged at the front side of the scrapers 222, the tension rod 2222 is movably connected with the outer wall of the liquid storage tank 200, when in use, the pulling bar 2222 is pulled to drive the whole body formed by the scraping plate 222 and the connecting bar 2221 to move forward, the scraping plate 222 scrapes the sediment in the isolation groove during the movement, and drives the sediment to move forward, and then is accumulated on the front side to realize the purpose of concentrating the sediment in the isolation groove, so that the later cleaning is facilitated, and the scraper 222 is reset after the cleaning is finished, so that the next use is facilitated.

In addition, in order to collect the precipitate after concentrating in order to facilitate, top blowdown groove 2211 has all been seted up to the position that the front side bottom of seat 221 corresponds scraper blade 222, bottom blowdown groove 260 has been seted up to the position that the bottom of liquid reserve tank 200 corresponds top blowdown groove 2211, bottom blowdown groove 260 bottom is equipped with sealing plate 261, sealing plate 261 passes through bolted connection with liquid reserve tank 200 and fixes, the position that sealing plate 261 top corresponds bottom blowdown groove 260 is equipped with its sealed lug in addition, treat that the precipitate concentrates the back, the unscrewing bolt takes out sealing plate 261 and drives the lug and break away from bottom blowdown groove 260 and top blowdown groove 2211, then pile up the precipitate at the front side and receive the direct drop of self action of gravity, then collect the precipitate that falls, thereby the convenience of collecting the precipitate has been improved.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.