Decoloring treatment device for insulating oil production

Abstract

The utility model relates to the technical field of insulating oil production, in particular to a decoloring treatment device for insulating oil production. The device is reasonable in structural design and mainly comprises the treatment box, the annular filter box, the first stirring mechanism, the second stirring mechanism, the backflow pipe and the backflow pump, the annular filter box is used for loading granular adsorbents, the density of the granular adsorbents is equivalent to that of insulating oil, the granular adsorbents can suspend in the insulating oil, automatic dispersion is achieved, and the service life of the granular adsorbents is prolonged. The first stirring mechanism is used for stirring oil in the hollow area and the lower area of the annular filter box, the second stirring mechanism is used for stirring the lubricating oil and the granular adsorbent in the annular filter box, and the backflow pipe can be used for circularly transferring the lubricating oil on the bottom layer to the top layer; in this way, full contact between the insulating oil and the granular adsorbent can be guaranteed, and the granular adsorbent after adsorption saturation can be periodically updated.

Description

TECHNICAL FIELD

[0001] The utility model relates to insulating oil production technical field, concretely relates to a decoloring treatment device for insulating oil production. BACKGROUND

[0002] The decoloring treatment device plays a crucial role in insulating oil production, mainly in the following aspects: 1) improving oil quality: as a key medium in electrical equipment, the purity and transparency of insulating oil directly affect the insulation performance and operational safety of the equipment. The decoloring treatment device effectively removes pigments, impurities, and some small particles in the oil through physical or chemical methods, significantly improving the clarity and purity of insulating oil, ensuring that the oil meets high-quality requirements. 2) enhancing insulation performance: the main function of insulating oil is to provide electrical insulation and prevent current leakage and short circuits. Decoloring treatment not only removes visible impurities that affect insulation performance but also reduces oil aging caused by pigments and other factors, thereby extending the service life of insulating oil and enhancing its insulation performance in electrical equipment. 3) improving thermal stability: in high-temperature operating environments, unstable components in insulating oil may decompose and produce gas, affecting the insulation performance of the oil and the operational safety of the equipment. Decoloring treatment helps remove these unstable components, improving the thermal stability of insulating oil and reducing the risk of oil quality degradation and equipment failure due to thermal decomposition. 4) improving production efficiency and cost control: the decoloring treatment device can work continuously and stably, improving the production efficiency of insulating oil. High-quality insulating oil reduces the risk of rework and waste due to unqualified oil, which helps enterprises control production costs and enhance market competitiveness in the long run.

[0003] The traditional decoloring treatment device for insulating oil production has deficiencies in use, first, it cannot fully mix and stir insulating oil and granular adsorbent during the decoloring process, and second, it cannot periodically update the granular adsorbent after adsorption saturation. Therefore, it is necessary to optimize and improve the traditional decoloring treatment device for insulating oil production. UTILITY MODEL CONTENT

[0004] The utility model aims to overcome the above problems in the prior art and provide a decoloring treatment device for insulating oil production.

[0005] To achieve the above technical purposes and effects, the utility model is implemented by the following technical solutions:

[0006] The utility model provides an insulating oil production decoloring treatment device, which comprises a treatment box, an annular filter box, a first stirring mechanism, a second stirring mechanism, a reflux pipe and a reflux pump, an annular filter box for storing granular adsorbent is arranged in the middle of the inner cavity of the treatment box, an oil inlet pipe and an oil outlet pipe are arranged on the side of the upper and lower regions of the annular filter box, respectively, an adsorbent suction pipe and an adsorbent introduction pipe that penetrate through the treatment box are arranged at the bottom and top of the side of the annular filter box, respectively, the first stirring mechanism for stirring the oil in the hollow region and the lower region of the annular filter box is arranged in the treatment box, the second stirring mechanism for stirring the internal region of the annular filter box is arranged in the treatment box, the reflux pipe for connecting the upper and lower regions of the annular filter box is arranged on the side of the treatment box, and the reflux pump is arranged on the reflux pipe.

[0007] Further, in the above-mentioned insulating oil production decoloring treatment device, the pipe body of each of the oil inlet pipe, the oil outlet pipe, the adsorbent suction pipe and the adsorbent introduction pipe is provided with an opening valve.

[0008] Further, in the above-mentioned insulating oil production decoloring treatment device, the granular adsorbent is coconut shell activated carbon, the particle size is 40-80 mesh, and the density is 0.52-0.55 g / cm 3 .

[0009] Further, in the above-mentioned insulating oil production decoloring treatment device, the annular filter box is spliced by an outer tube plate, an inner tube plate, an upper ring plate and a lower ring plate, the outer wall of the outer tube plate is welded and fixed with the inner wall of the treatment box, the outer tube plate is provided with perforations for conveniently installing the adsorbent suction pipe and the adsorbent introduction pipe, the inner tube plate, the upper ring plate and the lower ring plate are each uniformly provided with filter holes, the pore size of the filter holes is smaller than the minimum particle size of the granular adsorbent, and the upper ring plate is provided with an annular through groove.

[0010] Further, in the above-mentioned insulating oil production decoloring treatment device, the first stirring mechanism comprises a first motor, a first vertical shaft, a first stirring blade plate and a second stirring blade plate, the first motor is fixed on the outside of the top plate of the treatment box through a motor support, the output end of the first motor is connected with the top end of the first vertical shaft through a shaft coupling, the shaft body of the first vertical shaft in the annular filter box is provided with the first stirring blade plate, and the shaft body of the first vertical shaft below the annular filter box is provided with the second stirring blade plate.

[0011] Further, the second stirring mechanism comprises a second motor, a belt transmission member, a sleeve, a horizontal plate, a cylindrical connecting plate, second vertical shafts and stirring rods.

[0012] The present application has the following advantages:

[0013] The present application has the following advantages:

[0014] Of course, it is not necessary for any product embodying the present application to achieve all of the above advantages. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiment description. Obviously, the drawings described in the following embodiment description are only some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without creative effort based on these drawings.

[0016] Figure 1 is a structural schematic view of the present application as a whole;

[0017] Figure 2 is a front view schematic view of the annular filter box in the present application;

[0018] Figure 3 is a top view schematic view of the annular filter box in the present application;

[0019] Figure 4 is a structural schematic view of the first stirring mechanism in the present application;

[0020] Figure 5 is the structural schematic view of the second stirring mechanism in the utility model;

[0021] In the drawings, the component list represented by each reference numeral is as follows:

[0022] 1-treatment box, 2-ring filter box, 201-outer tube plate, 202-inner tube plate, 203-upper ring plate, 204-lower ring plate, 205-ring-shaped through slot, 3-oil inlet pipe, 4-oil outlet pipe, 5-adsorbent suction pipe, 6-adsorbent introduction pipe, 7-first stirring mechanism, 701-first motor, 702-first vertical shaft, 703-first stirring blade plate, 704-second stirring blade plate, 8-second stirring mechanism, 801-second motor, 802-belt transmission member, 803-sleeve, 804-horizontal plate, 805-cylinder connecting plate, 806-second vertical shaft, 807-stirring rod, 9-reflux pipe, 10-reflux pump. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0024] As shown in Figures 1-5 The embodiment is a decoloring treatment device for insulating oil production, which comprises a treatment box 1, a ring filter box 2, a first stirring mechanism 7, a second stirring mechanism 8, a reflux pipe 9 and a reflux pump 10. The ring filter box 2 for storing granular adsorbent is installed in the middle part of the inner cavity of the treatment box 1, and the oil inlet pipe 3 and the oil outlet pipe 4 are installed on the side parts of the upper and lower regions of the ring filter box 2, respectively. The adsorbent suction pipe 5 and the adsorbent introduction pipe 6 penetrating through the treatment box are installed at the bottom end and the top end of the side part of the ring filter box 2, respectively. The first stirring mechanism 7 for stirring the oil liquid in the hollow region and the lower region of the ring filter box 2 is installed in the treatment box 1, and the second stirring mechanism 8 for stirring the internal region of the ring filter box 2 is installed in the treatment box 1. The reflux pipe 9 for connecting the upper and lower regions of the ring filter box 2 is installed on the side part of the treatment box 1, and the reflux pump 10 is installed on the reflux pipe 9.

[0025] In the embodiment, the pipe body of each of the oil inlet pipe 3, the oil outlet pipe 4, the adsorbent suction pipe 5 and the adsorbent introduction pipe 6 is provided with an opening valve.

[0026] In this embodiment, the granular adsorbent is coconut shell activated carbon, the particle size is 40-80 mesh, and the density is 0.52-0.55 g / cm 3 .

[0027] In this embodiment, the annular filter box 2 is spliced by an outer tube plate 201, an inner tube plate 202, an upper ring plate 203 and a lower ring plate 204. The outer wall of the outer tube plate 201 is welded and fixed with the inner wall of the treatment box 1. The outer tube plate 201 is provided with perforations for facilitating installation of the adsorbent suction pipe 5 and the adsorbent guide pipe 6. The inner tube plate 202, the upper ring plate 203 and the lower ring plate 204 are each uniformly provided with filter holes, the pore size of the filter holes being smaller than the minimum particle size of the granular adsorbent. The upper ring plate 204 is provided with an annular through groove 205.

[0028] In this embodiment, the first stirring mechanism 7 includes a first motor 701, a first vertical shaft 702, a first stirring blade plate 703 and a second stirring blade plate 704. The first motor 701 is fixed outside the top plate of the treatment box 1 through a motor support. The output end of the first motor 701 is connected with the top end of the first vertical shaft 702 through a shaft coupling. The shaft body of the first vertical shaft 702 located in the annular filter box 3 is provided with the first stirring blade plate 703. The shaft body of the first vertical shaft 702 located below the annular filter box 3 is provided with the second stirring blade plate 704.

[0029] In this embodiment, the second stirring mechanism 8 includes a second motor 801, a belt transmission member 802, a sleeve pipe 803, a horizontal plate 804, a cylindrical connecting plate 805, a second vertical shaft 806 and a stirring rod 807. The sleeve pipe 803 is sleeved outside the first vertical shaft 702. The second motor 801 is fixed outside the top plate of the treatment box 1 through a motor support. The output end of the second motor 801 is drivingly connected with the top end of the sleeve pipe 803 through the belt transmission member 802. The middle part of the sleeve pipe 803 is movably supported by the top plate of the treatment box 1. The bottom end outside of the sleeve pipe 803 is fixed with the top end of the cylindrical connecting plate 805 through the horizontal plate 804. The bottom end of the cylindrical connecting plate 805 is circumferentially provided with a plurality of second vertical shafts 806. The outside of the second vertical shafts 806 is provided with the stirring rods 807. The cylindrical connecting plate 805 is movably limited in the annular through groove 205. The cylindrical connecting plate 805 functions to transmit the rotary driving force to the second vertical shafts 806 and the stirring rods 807. Meanwhile, the cylindrical connecting plate 805 can block the annular through groove 205 to prevent the granular adsorbent from overflowing.

[0030] A specific application of the embodiment is: the device is mainly composed of the processing box 1, the annular filter box 2, the first stirring mechanism 7, the second stirring mechanism 8, the reflux pipe 9 and the reflux pump 10, the annular filter box 2 is used to load the granular adsorbent, the density of the granular adsorbent is equivalent to the density of the insulating oil, the granular adsorbent can be suspended in the insulating oil, automatic dispersion is realized, and accumulation does not occur, the first stirring mechanism 7 is used to stir the oil liquid in the hollow area and the lower area of the annular filter box 2, the second stirring mechanism 7 is used to stir the lubricating oil and the granular adsorbent in the annular filter box 2, the reflux pipe 9 can be used to recycle the bottom lubricating oil to the top layer, in this way, sufficient contact of the insulating oil and the granular adsorbent can be guaranteed, and the granular adsorbent after adsorption saturation can be regularly updated.

[0031] The preferred embodiments disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details and limit the utility model to the specific embodiments. Apparently, according to the content of the specification, many modifications and changes can be made. The specification selects and specifically describes these embodiments in order to better explain the principle and practical application of the utility model, so that the person skilled in the art can well understand and use the utility model. The utility model is limited by the claims and the whole scope and equivalents thereof.

Claims

1. A decolorization treatment apparatus for insulating oil production, characterized in that, The device includes a processing tank, an annular filter box, a first stirring mechanism, a second stirring mechanism, a reflux pipe, and a reflux pump. The annular filter box for storing particulate adsorbent is installed in the center of the inner cavity of the processing tank. An oil inlet pipe and an oil outlet pipe are respectively installed on the sides of the processing tank above and below the annular filter box. An adsorbent suction pipe and an adsorbent inlet pipe, penetrating the processing tank, are respectively installed at the bottom and top of the side of the annular filter box. A first stirring mechanism for stirring the oil in the hollow and lower regions of the annular filter box is installed in the processing tank. A second stirring mechanism for stirring the internal region of the annular filter box is installed in the processing tank. A reflux pipe connecting the upper and lower regions of the annular filter box is installed on the side of the processing tank, and a reflux pump is installed on the reflux pipe.

2. The decolorization treatment apparatus for insulating oil production according to claim 1, characterized in that, Each of the oil inlet pipe, oil outlet pipe, adsorbent suction pipe, and adsorbent inlet pipe is equipped with an opening valve.

3. The decolorization treatment apparatus for insulating oil production according to claim 2, characterized in that, The granular adsorbent is coconut shell activated carbon, with a particle size of 40-80 mesh and a density of 0.52-0.55 g / cm³. 3 .

4. The decolorization treatment apparatus for insulating oil production according to claim 3, characterized in that, The annular filter box is assembled from an outer tube plate, an inner tube plate, an upper ring plate, and a lower ring plate. The outer wall of the outer tube plate is welded and fixed to the inner wall of the treatment box. The outer tube plate has perforations to facilitate the installation of the adsorbent suction pipe and the adsorbent inlet pipe. The inner tube plate, the upper ring plate, and the lower ring plate each have filter holes evenly distributed. The pore size of the filter holes is smaller than the minimum particle size of the particulate adsorbent. The upper ring plate has an annular through groove.

5. The decolorization treatment apparatus for insulating oil production according to claim 4, characterized in that, The first stirring mechanism includes a first motor, a first vertical shaft, a first stirring blade, and a second stirring blade. The first motor is fixed to the outside of the top plate of the processing box by a motor bracket. The output end of the first motor is connected to the top of the first vertical shaft via a coupling. The first stirring blade is installed on the shaft of the first vertical shaft located inside the annular filter box, and the second stirring blade is installed on the shaft of the first vertical shaft located below the annular filter box.

6. The decolorization treatment apparatus for insulating oil production according to claim 5, characterized in that, The second stirring mechanism includes a second motor, a belt drive component, a sleeve, a horizontal plate, a cylindrical connecting plate, a second vertical shaft, and stirring rods. The sleeve is fitted over the outside of the first vertical shaft. The second motor is fixed to the outside of the top plate of the processing box via a motor bracket. The output end of the second motor is connected to the top of the sleeve via the belt drive component. The middle part of the sleeve is provided with movable support by the top plate of the processing box. The bottom outer side of the sleeve is fixed to the top of the cylindrical connecting plate via the horizontal plate. The cylindrical connecting plate is movable and restricted in an annular groove. Several second vertical shafts are evenly distributed circumferentially at the bottom of the cylindrical connecting plate, and stirring rods are evenly distributed on the outside of the second vertical shafts.

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